@import url('https://fonts.googleapis.com/css2?family=STIX+Two+Text&display=swap');
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&display=swap');

/*=============================================
=            Variables & Theming              =
=============================================*/
:root {
    --primary-red: #e53e3e;
    --primary-red-hover: #c53030;
    --primary-red-dark: #b71c1c;
    --primary-red-light: #ef9a9a;
    --shadow-color: rgba(229, 57, 53, 0.25);
    --red-50: #fef2f2;
    --blue-50: #eff6ff;
    --blue-500: #3b82f6;
    --green-50: #f0fdf4;
    --gray-light: #f5f5f5;
    --gray-medium: #bdbdbd;
    --gray-dark: #424242;
    --text-primary: #1a202c;
    --text-secondary: #4a5568;
    --text-color: #333333;
    --bg-color: #ffffff;
    --container-bg: #ffffff;
    --card-bg: #ffffff;
    --input-bg: #ffffff;
    --border-color: #ccc;
    --sidebar-bg: #F9FAFB;
    --sidebar-hover: rgba(0, 0, 0, 0.05);
    --sidebar-active: #fa8db3;
    --sidebar-icon: var(--text-primary);
    --sidebar-text: #eae3e3;
    --mcq-bg: #f5f5f5;
    --mcq-header: #222;
    --mcq-link: #222;
    --mcq-scrollbar: #c9c9c9;
    --mcq-border: #ccc;
    --mcq-hover: #e0e0e0;
    --right-sidebar-bg: rgba(255, 255, 255, 0.85);
    --sidebar-active-bg: var(--red-50);
    --sidebar-active-text: var(--primary-red);
    --secondary-btn-bg: #ffffff;
    --secondary-btn-text: var(--text-secondary);
    --secondary-btn-hover-bg: #f9fafb;
}

[data-theme="dark"] {
    --primary-red: #e53e3e;
    --primary-red-hover: #c53030;
    --blue-50: #1a2a3a;
    --red-50: #3a1a1a;
    --green-50: #1a3a2a;
    --text-primary: #f7fafc;
    --text-secondary: #a0aec0;
    --text-color: #e0e0e0;
    --bg-color: #1a1a1a;
    --container-bg: #2a2a2a;
    --card-bg: #1e1e1e;
    --input-bg: #333;
    --border-color: #444444;
    --sidebar-bg: #1a1a1a;
    --sidebar-text: #e0e0e0;
    --sidebar-hover: #333333;
    --sidebar-active: #444444;
    --sidebar-icon: #bbbbbb;
    --mcq-bg: #2a2a2a;
    --mcq-header: #f1f1f1;
    --mcq-link: #f1f1f1;
    --mcq-scrollbar: #555;
    --mcq-border: #444;
    --mcq-hover: #3a3a3a;
    --right-sidebar-bg: rgba(30, 30, 30, 0.85);
    --sidebar-active-bg: var(--red-50);
    --sidebar-active-text: var(--primary-red-light);
    --secondary-btn-bg: #374151;
    --secondary-btn-text: var(--text-primary);
    --secondary-btn-hover-bg: #4b5563;
}

/*=============================================
=            Global Styles & Resets           =
=============================================*/

/*
  Disable browser/framework default focus rings so only our component
  styles control focus appearance.

  Note: we intentionally keep specificity at 0 via :where() so any
  component rule (e.g. .sidebar-but:focus-visible) can still override.
*/
:where(button, [type="button"], [type="submit"], [type="reset"], a, input, textarea, select):focus {
    outline: none;
    box-shadow: none;
}

:where(button, [type="button"], [type="submit"], [type="reset"], a, input, textarea, select):focus-visible {
    outline: none;
    box-shadow: none;
}

/* Remove mobile tap highlight */
:where(button, a, input, textarea, select) {
    -webkit-tap-highlight-color: transparent;
}


/*=============================================
=        Feature Badge Styling               =
=============================================*/
.feature-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 12px;
    background: linear-gradient(135deg, var(--primary-red) 0%, var(--primary-red-hover) 100%);
    color: white;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
    white-space: nowrap;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 2px 8px rgba(229, 57, 53, 0.3);
    border: none;
    animation: slideIn 0.3s ease;
}

.feature-badge:hover {
    background: linear-gradient(135deg, var(--primary-red-hover) 0%, var(--primary-red-dark) 100%);
    box-shadow: 0 4px 12px rgba(229, 57, 53, 0.4);
    transform: translateY(-2px);
}

.feature-badge i {
    font-size: 14px;
}

.feature-badge-text {
    font-size: 12px;
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateX(-10px);
    }

    to {
        opacity: 1;
        transform: translateX(0);
    }
}


* {
    box-sizing: border-box;
}

body {
    font-family: 'Inter', sans-serif;
    margin: 0;
    padding: 0;
    height: 100vh;
    overflow: hidden;
}

/* Prevent browser zoom/resizing and input color changes */
input,
textarea,
select {
    resize: none !important;
}


body.modal-open {
    overflow: hidden;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

table {
    border-collapse: collapse;
    width: 100%;
    margin: 12px 0;
}

th,
td {
    border: 1px solid #444;
    padding: 8px;
}

.hidden {
    display: none;
}

.text-center {
    text-align: center;
}

.text-primary {
    --bs-text-opacity: 1;
    color: rgb(255 0 0) !important;
}

.p-16px {
    padding: 16px;
}


.preview-wrapper {
    display: none;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 10px;
    width: 100%;
}

.preview-wrapper img {
    width: 70px;
    height: 70px;
    border-radius: 10px;
    object-fit: cover;
    border: 1px solid var(--border-color);
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.1);
}

/* Sidebar action row buttons */
.sidebar-action-row {
    display: flex;
    gap: 8px;
    justify-content: space-between;
    align-items: center;
    margin: 16px 16px 16px 16px;
}

.sidebar-action-row .mindmap-btn,
.sidebar-action-row .nav-icon-btn {
    flex: 1;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 10px;
    border: none;
    text-decoration: none;
    border-radius: 6px;
    background: var(--border-color);
    color: var(--text-color);
    cursor: pointer;
    transition: background 0.2s, transform 0.2s;
    position: relative;
}

.sidebar-action-row .mindmap-btn span,
.sidebar-action-row .nav-icon-btn span {
    display: none;
}


/* Show tooltip on hover */
.sidebar-action-row .mindmap-btn[title]:hover::after,
.sidebar-action-row .nav-icon-btn[title]:hover::after {
    content: attr(title);
    position: absolute;
    bottom: -28px;
    left: 50%;
    transform: translateX(-50%);
    background: #333;
    color: #fff;
    font-size: 12px;
    padding: 4px 8px;
    border-radius: 4px;
    white-space: nowrap;
    pointer-events: none;
    opacity: 0.9;
}

/* Hover effect */
.sidebar-action-row .mindmap-btn:hover,
.sidebar-action-row .nav-icon-btn:hover {
    background: #007bff;
    color: #fff;
    transform: translateY(-2px);
}


#mistake-text {
    font-size: 12px;
    color: #888;
    margin-top: 4px;
    margin-bottom: 0;
}


/* Mobile responsive */
@media (max-width: 600px) {
    .sidebar-action-row {
        flex-wrap: wrap;
        gap: 6px;
    }

    .sidebar-action-row .mindmap-btn,
    .sidebar-action-row .nav-icon-btn {
        flex: 0 0 48%;
        padding: 12px;
    }
}


[data-theme="dark"] .tyu78 {
    background-color: #1e1e1e;
    color: #e0e0e0;
    border-radius: 12px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.7);
    width: 300px;
    max-width: 90%;
    overflow: hidden;
    transform: scale(.8);
    transition: transform .3s, background-color .3s, color .3s;
    user-select: none;
    font-family: Arial, sans-serif;
}

[data-theme="dark"] .tyu78 .bgh56 {
    font-weight: bold;
    font-size: 1.2rem;
    padding: 12px 16px;
    background-color: #2c2c2c;
    border-bottom: 1px solid #444;
    color: #ff4d4d;
}



[data-theme="dark"] .tyu78 .opi12 {
    padding: 16px;
    font-size: 1rem;
    color: #ccc;
}

/* Memory box light mode */
/* Memory box light mode - professional code style */
.memory-box {
    padding: 16px;
    font-size: 1rem;
    font-family: 'Fira Code', monospace;
    color: #333;
    background-color: #f0f0f0;
    border-radius: 8px;
    border: 1px solid #ccc;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    margin-bottom: 12px;
    overflow-x: auto;
    white-space: pre-wrap;
    word-break: break-word;
    transition: background-color 0.3s, color 0.3s, box-shadow 0.3s;
}

/* Memory box dark mode - professional code style */
[data-theme="dark"] .memory-box {
    padding: 16px;
    font-size: 1rem;
    font-family: 'Fira Code', monospace;
    color: #ccc;
    background-color: #1f1f1f;
    border-radius: 8px;
    border: 1px solid #333;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.5);
    margin-bottom: 12px;
    overflow-x: auto;
    white-space: pre-wrap;
    word-break: break-word;
    transition: background-color 0.3s, color 0.3s, box-shadow 0.3s;
}

[data-theme="dark"] .tyu78 .qwe90 .lmn45 {
    display: block;
    width: 100%;
    padding: 12px;
    border: none;
    background-color: #3f0d0d;
    color: #ffffff;
    font-weight: bold;
    cursor: pointer;
    transition: background-color .3s, transform .2s;
    border-radius: 0 0 12px 12px;
}

[data-theme="dark"] .tyu78 .qwe90 .lmn45:hover {
    background-color: #3f0d0d;
    transform: scale(1.05);
}

/*=============================================
=                  Animations                 =
=============================================*/

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

@keyframes bounce {

    0%,
    100% {
        transform: translateY(0);
    }

    50% {
        transform: translateY(-10px);
    }
}

@keyframes functionAdded {
    0% {
        background-color: #e8f0fe;
        box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
    }

    20% {
        background-color: #d2e3fc;
        box-shadow: 0 4px 12px rgba(26, 115, 232, 0.2);
        transform: translateY(-2px);
    }

    40% {
        background-color: #aecbfa;
    }

    100% {
        background-color: #e8f0fe;
        box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
    }
}

@keyframes checkmarkAppear {
    0% {
        opacity: 0;
        transform: scale(0.5);
    }

    100% {
        opacity: 1;
        transform: scale(1);
    }
}

/*=============================================
=              Layout & Structure             =
=============================================*/

.app-container {
    display: flex;
    height: 100vh;
    width: 100%;
    position: relative;
}

.main-content {
    flex: 1;
    background-color: rgb(255, 255, 255);
    background-size: 20px 20px;
    height: 100%;
    position: relative;
    overflow: auto;
    transition: margin-left 0.3s ease, margin-right 0.35s ease;
}

.content {
    flex-grow: 1;
    padding: 20px;
    width: 100%;
    transition: width 0.3s ease;
}

.sidebar:not(.hidden)~.main-content .sidebar-icon-btn#toggleSidebar {
    display: none;
}

.sidebar.hidden~.main-content .content {
    width: 100%;
}

.right-sidebar-active .main-content {
    margin-right: 420px;
}

.chat-area-wrapper {
    height: calc(100dvh - 64px);
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    position: relative;
    background: var(--bg-color);
}

.chat-area-wrapper.empty-state {
    justify-content: center;
    padding-top: 0;
}

.chat-area-wrapper.empty-state {
    transform: none;
    padding-bottom: 6vh;
}

.chat-area-wrapper.empty-state .chat-start-container {
    flex: 0 0 auto;
    padding-top: 0;
    padding-bottom: 0;
}

.chat-area-wrapper.empty-state .chat-wrapper {
    flex: 0 0 auto;
    width: 100%;
    padding-top: 0;
    padding-bottom: 0;
}

.chat-area-wrapper.empty-state .chat-input-container {
    margin-top: 5px;
    max-width: 760px;
}


.chat-area-wrapper.has-messages {
    justify-content: flex-start;
}

.chat-area-wrapper .messages-container {
    flex: 1 1 auto;
    overflow-y: auto;
    min-height: 0;
    margin: 0;
    width: 100%;
    max-width: 100%;
    display: flex;
    flex-direction: column;
    padding: 32px calc((100% - min(960px, 100% - 32px)) / 2) 16px;
    gap: 12px;
    box-sizing: border-box;
}

.chat-area-wrapper .chat-start-container {
    flex: 1 1 auto;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    width: 100%;
}

.y-overflow-auto {
    overflow-y: auto;
}

.question-sheet-center {
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    z-index: 1;
}




/*=============================================
=                   Navbar                    =
=============================================*/

/* Main navbar styles consolidated in ENHANCED NAVBAR section */

.model-switcher {
    display: flex;
    gap: 12px;
    align-items: center;
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
}

.dropdown {
    position: relative;
}

.model-switcher-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    border: 1px solid var(--border-color);
    background: var(--container-bg);
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.2s ease;
    font-size: 10px;
    color: var(--text-secondary);
}

.model-switcher-btn:hover {
    background: var(--gray-light);
    border-color: var(--primary-red);
    color: var(--primary-red);
}

.model-switcher-btn.open {
    background: var(--primary-red);
    border-color: var(--primary-red);
    color: white;
}

/* Model Dropdown Menu - Clean Enterprise Design */
.dropdown-menu {
    position: absolute;
    right: 0;
    top: calc(100% + 8px);
    background: var(--container-bg);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 8px;
    display: none;
    min-width: 180px;
    z-index: 1000;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.12);
    opacity: 0;
    transform: translateY(-8px);
    transition: opacity 0.2s ease, transform 0.2s ease;
}

.dropdown-menu.show {
    display: block;
    opacity: 1;
    transform: translateY(0);
}

/* Dropdown Menu Items */
.dropdown-menu li {
    list-style: none;
    padding: 10px 14px;
    margin: 2px 0;
    cursor: pointer;
    font-size: 14px;
    font-weight: 500;
    color: var(--text-primary);
    border-radius: 8px;
    transition: background 0.15s ease, color 0.15s ease;
    display: flex;
    align-items: center;
    gap: 10px;
}

.dropdown-menu li:hover {
    background: var(--gray-light);
    color: var(--text-primary);
}

.dropdown-menu li.selected {
    background: var(--primary-red);
    color: white;
    font-weight: 600;
}

.dropdown-menu li.selected:hover {
    background: var(--primary-red-hover);
}


/*=============================================
=                 Sidebars                    =
=============================================*/

/* --- Left Sidebar --- */
.sidebar {
    background-color: var(--sidebar-bg);
    width: 260px;
    min-width: 260px;
    height: 100vh;
    height: 100dvh;
    display: flex;
    flex-direction: column;
    transition: transform 0.25s cubic-bezier(0.4, 0, 0.2, 1),
        width 0.25s cubic-bezier(0.4, 0, 0.2, 1),
        min-width 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    overflow: hidden;
    position: relative;
    z-index: 9997;
    border-right: 1px solid var(--border-color);
}

/* Desktop: minimized sidebar (70px with icons) */
@media (min-width: 956px) {
    .sidebar.hidden {
        width: 70px;
        min-width: 70px;
    }

    .sidebar.hidden .sidebar-but-text,
    .sidebar.hidden .sidebar-but-shortcut {
        display: none;
    }

    .sidebar.hidden .sidebar-but {
        justify-content: center;
        padding: 10px;
        position: relative;
    }

    .sidebar.hidden .sidebar-but:hover::after {
        content: attr(title);
        position: absolute;
        left: calc(100% + 12px);
        top: 50%;
        transform: translateY(-50%);
        padding: 8px 14px;
        background: rgba(0, 0, 0, 0.9);
        color: white;
        border-radius: 8px;
        white-space: nowrap;
        font-size: 14px;
        font-weight: 500;
        z-index: 10000;
        pointer-events: none;
        box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
        animation: tooltipFadeIn 0.2s ease;
    }

    @keyframes tooltipFadeIn {
        from {
            opacity: 0;
            transform: translateY(-50%) translateX(-5px);
        }

        to {
            opacity: 1;
            transform: translateY(-50%) translateX(0);
        }
    }

    .sidebar.hidden .sidebar-but:hover::before {
        content: '';
        position: absolute;
        left: 100%;
        top: 50%;
        transform: translateY(-50%);
        margin-left: 6px;
        width: 0;
        height: 0;
        border-style: solid;
        border-width: 5px 6px 5px 0;
        border-color: transparent rgba(0, 0, 0, 0.9) transparent transparent;
        z-index: 10000;
        pointer-events: none;
    }

    .sidebar.hidden .user-details {
        display: none;
    }

    .sidebar.hidden .sidebar-footer-userinfo {
        justify-content: center;
        padding: 6px;
    }

    .sidebar.hidden~.main-content {
        margin-left: 70px;
    }
}

/* Mobile: completely hide sidebar */
@media (max-width: 955px) {
    .sidebar.hidden {
        transform: translateX(-100%);
        min-width: 0;
        width: 0;
    }

    .sidebar.hidden~.main-content {
        margin-left: 0;
    }
}

.sidebar-header {
    padding: 16px;
    display: flex;
    justify-content: flex-end;
    align-items: center;
    min-height: 56px;
}

.sidebar-icon-btn {
    background: none;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    display: flex;
    align-items: center;
    justify-content: center;
}

.sidebar-icon-btn svg {
    stroke: currentColor;
}

.sidebar-icon-btn:hover {
    background: var(--sidebar-hover);
    color: var(--primary-red);
    transform: scale(1.05);
}

/* Mobile: always show toggle button on the left */
@media (max-width: 955px) {
    .navbar-left .sidebar-icon-btn {
        display: flex !important;
    }
}

.sidebar-sections {
    flex-grow: 1;
    overflow-y: auto;
}

.sidebar-section {
    padding-bottom: 8px;
    padding-top: 0px;
}

.sidebar-header-toggle {
    font-size: 12px;
    color: #888;
    padding: 0 16px;
    margin-bottom: 6px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    text-align: center;
}

.scrollable-chat-list {
    max-height: calc(100vh - 250px);
    overflow-y: auto;
    scrollbar-width: thin;
    scrollbar-color: #444 transparent;
    -webkit-overflow-scrolling: touch;
    display: flex;
    flex-direction: column;
    padding: 10px 0 16px 0;
    box-sizing: border-box;
}

.menu-toggle {
    background: none;
    border: none;
    font-size: 1.25rem;
    cursor: pointer;
    color: #666;
    padding: 4px;
    border-radius: 6px;
    transition: background-color 0.2s ease;
}


.scrollable-chat-list::-webkit-scrollbar {
    width: 6px;
}

.scrollable-chat-list::-webkit-scrollbar-thumb {
    background: #444;
    border-radius: 3px;
}

.sidebar-item-wrapper {
    position: relative;
    border-radius: 6px;
    margin: 2px 0;
}

.sidebar-item-wrapper.is-active a span {
    font-weight: 600;
}

.sidebar-item-wrapper.is-active .sidebar-conv-link span {
    font-weight: 600;
}

.sidebar-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 10px 14px;
    border-radius: 6px;
    transition: all 0.3s ease;
    cursor: pointer;
    font-size: 14px;
    white-space: nowrap;
    text-decoration: none;
    gap: 12px;
    color: var(--sidebar-text);
    margin-bottom: 4px;
}

.sidebar-item.active {
    background-color: var(--sidebar-active);
    color: #f9fffd;
}

.sidebar-item:hover a {
    color: red;
}

.sidebar-item:hover .sidebar-conv-link {
    color: red;
}

.sidebar-item a {
    text-decoration: none;
    color: #737373;
    font-size: 14px;
    flex-grow: 1;
    overflow: hidden;
    white-space: nowrap;
    text-overflow: ellipsis;
}

.sidebar-item .sidebar-conv-link {
    background: none;
    border: none;
    padding: 0;
    margin: 0;
    color: #737373;
    font-size: 14px;
    flex-grow: 1;
    overflow: hidden;
    white-space: nowrap;
    text-overflow: ellipsis;
    text-align: left;
    cursor: pointer;
}

.sidebar-footer {
    position: relative;
    width: 100%;
    padding: 16px;
    padding-bottom: calc(16px + env(safe-area-inset-bottom));
    margin-top: auto;
    background-color: var(--sidebar-bg);
    transition: opacity 0.3s ease, padding 0.25s ease;
    display: flex;
    flex-direction: column;
    gap: 12px;
    flex-shrink: 0;
}

.sidebar.hidden .sidebar-footer {
    padding: 16px 8px;
    padding-bottom: calc(16px + env(safe-area-inset-bottom));
}

.sidebar-minimize-btn {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 12px;
    background: transparent;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.2s ease;
    font-size: 14px;
    font-weight: 500;
}

.sidebar-minimize-btn:hover {
    background: var(--sidebar-hover);
    color: var(--primary-red);
    border-color: var(--primary-red);
}

.sidebar-minimize-btn svg {
    flex-shrink: 0;
}

.sidebar.hidden .sidebar-minimize-btn {
    display: none;
}

/* Desktop: clicking minimized sidebar should have pointer cursor */
@media (min-width: 956px) {
    .sidebar.hidden {
        cursor: pointer;
    }

    .sidebar.hidden .sidebar-but {
        cursor: pointer;
    }
}

.sidebar-footer-userinfo {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 6px 10px;
    background-color: #f9fafb;
    color: #333;
    border-radius: 0;
    transition: background-color 0.2s ease, color 0.2s ease;
    font-size: 0.875rem;
    line-height: 1.1;
}

.sidebar-footer-userinfo .user-avatar {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    overflow: hidden;
    flex-shrink: 0;
}

.sidebar-footer-userinfo .user-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.sidebar-footer-userinfo .user-details {
    flex-grow: 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.sidebar-footer-userinfo .user-name {
    font-weight: 500;
    font-size: 0.875rem;
    color: #000;
    margin: 0;
}

.sidebar-footer-userinfo .user-credit-text {
    font-size: 0.75rem;
    color: #555;
    margin: 2px 0 0 0;
}

.sidebar-footer-userinfo .credit-bar-container {
    background-color: #fee2e2;
    height: 4px;
    width: 100%;
    max-width: 150px;
    overflow: hidden;
    margin-top: 4px;
    border-radius: 0;
}

.sidebar-footer-userinfo .credit-bar-fill {
    background-color: #ef4444;
    height: 100%;
    width: 0%;
    transition: width 0.3s ease;
    border-radius: 0;
}

.sidebar-backn {
    background: none;
    border: none;
    display: none;
    font-size: 1.2rem;
    cursor: pointer;
    color: #333;
}

/* --- Right Sidebar --- */
.right-sidebar {
    position: fixed;
    top: 0;
    right: -420px;
    width: 420px;
    height: 100vh;
    background: var(--right-sidebar-bg);
    backdrop-filter: blur(12px);
    box-shadow: -4px 0 20px rgba(0, 0, 0, 0.15);
    z-index: 999;
    transition: right 0.35s ease;
    overflow-y: auto;
    padding: 24px;
    box-sizing: border-box;
    border-left: 1px solid rgba(255, 255, 255, 0.25);
}

.right-sidebar.active {
    right: 0;
}

.right-sidebar-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
}

.right-sidebar-header h4 {
    font-size: 1.4rem;
    font-weight: 600;
    margin: 0;
    color: #2c3e50;
}

.right-sidebar-close {
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: #333;
    transition: color 0.2s;
}

.right-sidebar-close:hover {
    color: #ff4d4d;
}

.right-sidebar::-webkit-scrollbar {
    width: 6px;
}

.right-sidebar::-webkit-scrollbar-track {
    background: transparent;
}

.right-sidebar::-webkit-scrollbar-thumb {
    background: #ccc;
    border-radius: 3px;
}


/* --- Right Sidebar 2 --- */
#rightsidebar2 {
    position: fixed;
    right: -420px;
    top: 0;
    width: 420px;
    height: 100vh;
    background: var(--container-bg);
    box-shadow: -8px 0 24px rgba(15, 23, 42, 0.08);
    transition: right 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: 999;
    display: flex;
    flex-direction: column;
    will-change: transform;
    border-left: 1px solid var(--border-color);
}

/* =============================
   Canvas sidebar (rightsidebar2)
   ============================= */
#rightsidebar2.canvas-sidebar {
    background: var(--container-bg);
}

#rightsidebar2 .canvas-header-actions {
    display: inline-flex;
    gap: 8px;
    align-items: center;
}

#rightsidebar2 .canvas-header-btn {
    background: rgba(255, 255, 255, 0.18);
    border: 1px solid rgba(255, 255, 255, 0.35);
    color: #fff;
    width: 32px;
    height: 32px;
    padding: 0;
    border-radius: 10px;
    font-size: 13px;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    transition: transform 0.15s ease, background 0.2s ease;
}

#rightsidebar2 .canvas-header-btn:hover {
    background: rgba(255, 255, 255, 0.28);
    transform: translateY(-1px);
}

#rightsidebar2 .canvas-toolbar {
    display: flex;
    gap: 10px;
    align-items: center;
    padding: 12px 14px;
    background: var(--container-bg);
    border-bottom: 1px solid var(--border-color);
    flex-wrap: wrap;
    position: sticky;
    top: 64px;
    z-index: 2;
}

#rightsidebar2 .canvas-toolbar-group {
    display: inline-flex;
    gap: 8px;
    align-items: center;
    flex-wrap: wrap;
}

#rightsidebar2 .canvas-toolbar-separator {
    width: 1px;
    height: 28px;
    background: var(--border-color);
}

#rightsidebar2 .canvas-tool-btn {
    border: 1px solid var(--border-color);
    background: var(--secondary-btn-bg);
    color: var(--secondary-btn-text);
    width: 36px;
    height: 36px;
    padding: 0;
    border-radius: 10px;
    cursor: pointer;
    font-weight: 600;
    font-size: 13px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    transition: transform 0.15s ease, border-color 0.2s ease, background 0.2s ease;
}

#rightsidebar2 .canvas-tool-btn:hover {
    transform: translateY(-1px);
}

#rightsidebar2 .canvas-page-size,
#rightsidebar2 .canvas-font-size {
    height: 36px;
    border-radius: 10px;
    border: 1px solid var(--border-color);
    background: var(--secondary-btn-bg);
    color: var(--secondary-btn-text);
    padding: 0 10px;
    font-weight: 600;
    font-size: 12px;
    cursor: pointer;
}

#rightsidebar2 .canvas-page-size:focus-visible,
#rightsidebar2 .canvas-font-size:focus-visible {
    border-color: var(--primary-red);
    box-shadow: 0 0 0 3px rgba(229, 62, 62, 0.15);
}

#rightsidebar2 .canvas-color-picker {
    width: 34px;
    height: 34px;
    border-radius: 10px;
    border: 1px solid var(--border-color);
    background: var(--secondary-btn-bg);
    padding: 4px;
    cursor: pointer;
}

#rightsidebar2 .canvas-tool-btn.is-active {
    border-color: var(--primary-red);
    color: var(--primary-red);
    background: var(--sidebar-active-bg);
}

#rightsidebar2 .canvas-stage {
    position: relative;
    flex: 1;
    overflow: auto;
    background: linear-gradient(180deg, rgba(248, 250, 252, 0.9), rgba(248, 250, 252, 0.6));
    padding: 18px 16px 28px;
}

#rightsidebar2 .canvas-status-bar {
    background: var(--container-bg);
    color: var(--text-secondary);
    border-top: 1px solid var(--border-color);
    box-shadow: 0 -10px 24px rgba(15, 23, 42, 0.08);
    z-index: 100000;
}

[data-theme="dark"] #rightsidebar2 .canvas-status-bar {
    background: #0b1220;
    color: #cbd5f5;
    border-top-color: #1f2937;
}

#rightsidebar2 .canvas-stage.canvas-ruler-visible::before,
#rightsidebar2 .canvas-stage.canvas-ruler-visible::after {
    content: "";
    position: sticky;
    left: 0;
    top: 0;
    background: repeating-linear-gradient(
        to right,
        rgba(148, 163, 184, 0.4),
        rgba(148, 163, 184, 0.4) 1px,
        transparent 1px,
        transparent 24px
    );
    height: 18px;
    width: 100%;
    display: block;
    z-index: 2;
}

#rightsidebar2 .canvas-stage.canvas-ruler-visible::after {
    position: absolute;
    left: 0;
    top: 0;
    height: 100%;
    width: 18px;
    background: repeating-linear-gradient(
        to bottom,
        rgba(148, 163, 184, 0.4),
        rgba(148, 163, 184, 0.4) 1px,
        transparent 1px,
        transparent 24px
    );
}

#rightsidebar2 .canvas-doc {
    position: relative;
    margin: 0 auto;
    width: min(100%, 820px);
    min-height: 70vh;
    padding: 24px 28px;
    outline: none;
    color: var(--text-primary);
    background: var(--container-bg);
    line-height: 1.7;
    font-size: 16px;
    white-space: pre-wrap;
    word-break: break-word;
    border-radius: 14px;
    border: 1px solid var(--border-color);
    box-shadow: 0 20px 40px rgba(15, 23, 42, 0.08);
    display: block;
    text-align: left;
}

#rightsidebar2 .canvas-doc,
#rightsidebar2 .canvas-doc *,
#rightsidebar2 .canvas-page,
#rightsidebar2 .canvas-page * {
    text-align: left;
}

#rightsidebar2 .canvas-doc,
#rightsidebar2 .canvas-page {
    caret-color: var(--text-primary);
}

#rightsidebar2 .canvas-doc:focus,
#rightsidebar2 .canvas-page:focus {
    caret-color: var(--text-primary);
}

#rightsidebar2 .canvas-page p,
#rightsidebar2 .canvas-page div,
#rightsidebar2 .canvas-page ul,
#rightsidebar2 .canvas-page ol,
#rightsidebar2 .canvas-page h1,
#rightsidebar2 .canvas-page h2,
#rightsidebar2 .canvas-page h3,
#rightsidebar2 .canvas-page h4,
#rightsidebar2 .canvas-page h5,
#rightsidebar2 .canvas-page h6 {
    margin: 0 0 0.6em 0;
}


#rightsidebar2[data-page-size="A4"] .canvas-doc { max-width: 780px; min-height: 1100px; }
#rightsidebar2[data-page-size="Letter"] .canvas-doc { max-width: 816px; min-height: 1056px; }
#rightsidebar2[data-page-size="Legal"] .canvas-doc { max-width: 816px; min-height: 1344px; }
#rightsidebar2[data-page-size="A3"] .canvas-doc { max-width: 1100px; min-height: 1560px; }

#rightsidebar2 .canvas-doc:empty::before {
    content: "Write anything…";
    color: var(--text-secondary);
}

#rightsidebar2 .canvas-empty-hint {
    position: absolute;
    left: 50%;
    top: 54%;
    transform: translate(-50%, -50%);
    padding: 8px 14px;
    border-radius: 999px;
    border: 1px dashed var(--border-color);
    color: var(--text-secondary);
    background: rgba(255, 255, 255, 0.8);
    pointer-events: none;
    font-weight: 600;
    font-size: 12px;
}

#rightsidebar2 .canvas-text-editor {
    position: absolute;
    z-index: 3;
    min-width: 160px;
    max-width: 85%;
    min-height: 38px;
    padding: 8px 10px;
    border-radius: 10px;
    border: 1px solid var(--border-color);
    background: var(--container-bg);
    color: var(--text-primary);
    outline: none;
    resize: both;
    font: inherit;
    box-shadow: 0 8px 16px rgba(15, 23, 42, 0.08);
}

#rightsidebar2 .canvas-cursors {
    position: absolute;
    inset: 0;
    pointer-events: none;
}

#rightsidebar2 .canvas-cursor-label {
    position: absolute;
    transform: translate(10px, 10px);
    font-size: 12px;
    font-weight: 700;
    padding: 4px 8px;
    border-radius: 999px;
    background: var(--container-bg);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    white-space: nowrap;
    box-shadow: 0 8px 18px rgba(15, 23, 42, 0.12);
}

#rightsidebar2.fullscreen {
    right: 0;
    width: 100vw;
    max-width: 100vw;
    z-index: 99999;
}

#rightsidebar2.fullscreen.active~.main-content,
#rightsidebar2.fullscreen.active+.main-content {
    margin-right: 0;
}

#rightsidebar2.active {
    right: 0;
}

#rightsidebar2.active~.main-content,
#rightsidebar2.active+.main-content {
    margin-right: 420px;
    transition: margin-right 0.3s ease;
}

#rightsidebar2 .sidebar-header {
    padding: 16px 18px;
    background: linear-gradient(135deg, #1f2937 0%, #111827 100%);
    color: white;
    display: flex;
    justify-content: space-between;
    align-items: center;
    box-shadow: 0 10px 24px rgba(15, 23, 42, 0.2);
    border-radius: 0 0 18px 18px;
    font-family: "STIX Two Text", Georgia, serif;
    font-weight: 700;
    letter-spacing: 0.4px;
    font-size: 1.1rem;
    user-select: none;
}

#rightsidebar2 .sidebar-header h3 {
    margin: 0;
    font-size: 1.1rem;
    font-weight: 700;
    letter-spacing: 0.4px;
}

#rightsidebar2 .close-sidebar2,
#rightsidebar2 .canvas-close-btn {
    background: none;
    border: none;
    color: white;
    font-size: 1.5rem;
    cursor: pointer;
    padding: 4px;
    transition: all 0.2s ease;
    line-height: 1;
}

#rightsidebar2 .close-sidebar2:hover,
#rightsidebar2 .canvas-close-btn:hover {
    transform: scale(1.1);
    opacity: 0.9;
}

#rightsidebar2 .sidebar-tabs {
    display: flex;
    background: #f8f9fa;
}

#rightsidebar2 .tab-button {
    flex: 1;
    padding: 14px 0;
    border: none;
    background: transparent;
    cursor: pointer;
    font-weight: 500;
    color: #5f6368;
    transition: all 0.2s ease;
    position: relative;
    font-size: 0.95rem;
}

#rightsidebar2 .tab-button.active {
    color: #4285f4;
    font-weight: 600;
}

#rightsidebar2 .tab-button.active::after {
    content: '';
    position: absolute;
    bottom: -1px;
    left: 20%;
    right: 20%;
    height: 3px;
    background: #4285f4;
    border-radius: 3px 3px 0 0;
}

#rightsidebar2 .tab-button:hover:not(.active) {
    background: rgba(66, 133, 244, 0.08);
    color: #4285f4;
}

#rightsidebar2 .sidebar-content {
    flex: 1;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    background: #fff;
}

#rightsidebar2 .tab-content {
    display: none;
    flex: 1;
    padding: 0;
    overflow-y: auto;
}

#rightsidebar2 .tab-content.active {
    display: flex;
    flex-direction: column;
}

#rightsidebar2 #blankSheetTextarea {
    flex: 1;
    padding: 20px;
    border: none;
    resize: none;
    font-family: 'Roboto', sans-serif;
    font-size: 15px;
    line-height: 1.6;
    background: #fff;
    color: #202124;
}

#rightsidebar2 #blankSheetTextarea:focus {
    outline: none;
    background: #f8f9fa;
}

#rightsidebar2 #analyzeWithGemini {
    padding: 14px 28px;
    margin: 20px;
    background: #ff2e63;
    color: white;
    border: none;
    border-radius: 10px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 0 12px rgba(255, 46, 99, 0.4);
    font-size: 1rem;
    align-self: flex-end;
    letter-spacing: 0.5px;
    text-shadow: 0 0 2px rgba(255, 255, 255, 0.2);
}

#rightsidebar2 #analyzeWithGemini:hover {
    background: #e60045;
    transform: translateY(-3px) scale(1.02);
    box-shadow: 0 0 18px rgba(255, 46, 99, 0.6);
}

#rightsidebar2 #analyzeWithGemini:active {
    transform: translateY(0);
    box-shadow: 0 0 10px rgba(255, 46, 99, 0.3);
}

#rightsidebar2 #generatedQuestions {
    padding: 20px;
    flex: 1;
}

#rightsidebar2 .generated-question {
    background: #f8f9fa;
    border-radius: 10px;
    padding: 16px 20px 16px 40px;
    color: black;
    margin-bottom: 16px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
    transition: all 0.3s ease;
    border-left: 4px solid #4285f4;
    position: relative;
    animation: fadeIn 0.4s ease forwards;
}

#rightsidebar2 .generated-question:hover {
    background: #e8f0fe;
    transform: translateX(4px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

#rightsidebar2 .generated-question::before {
    content: 'Q';
    position: absolute;
    left: 8px;
    top: 50%;
    transform: translateY(-50%);
    width: 24px;
    height: 24px;
    background: #4285f4;
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    font-weight: bold;
}

#rightsidebar2 .loading {
    padding: 24px;
    text-align: center;
    color: #5f6368;
    font-style: italic;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
}

#rightsidebar2 .loading-spinner {
    width: 24px;
    height: 24px;
    border: 3px solid rgba(66, 133, 244, 0.2);
    border-radius: 50%;
    border-top-color: #4285f4;
    animation: spin 1s ease-in-out infinite;
}


/*=============================================
=               Chat Interface                =
=============================================*/

/* Updated messages container to prevent overlap with chat input on mobile */
.messages-container {
    display: flex;
    flex-direction: column;
    gap: 30px;
    margin-top: 20px;
    padding: 0 calc((100% - min(960px, 100% - 32px)) / 2) 10px;
    flex: 1 1 auto;
    overflow-y: auto;
    scroll-behavior: smooth;
    width: 100%;
    box-sizing: border-box;
}

@media (max-width: 768px) {
    .messages-container {
        padding-bottom: 120px !important;
        /* more than input height */
        padding-left: 16px !important;
        padding-right: 16px !important;
        overflow-y: auto;
    }
}

@media (max-width: 480px) {
    .messages-container {
        padding-bottom: 140px !important;
        padding-left: 8px !important;
        padding-right: 8px !important;
    }
}

.message {
    display: flex;
    flex-direction: column;
    max-width: 100%;
    min-width: 20%;
    padding: 15px 15px 30px;
    border-radius: 15px;
    position: relative;
    transition: all 0.3s ease-in-out;
    font-family: "Winky Rough", sans-serif;
    font-size: 16px;
    line-height: 1.5;
}

.user-message {
    align-self: flex-end;
    background-color: #fba185;
    font-family: "Winky Rough", sans-serif;
    color: rgb(0, 0, 0);
    max-width: min(960px, calc(100% - 32px));
}

.bot-message {
    align-self: flex-start;
    background-color: transparent;
    color: rgb(0, 0, 0);
    max-width: min(960px, calc(100% - 32px));
}

.message.bot-message.chatBubble {
    min-width: 100%;
    max-width: 100%;
    box-sizing: border-box;
    word-wrap: break-word;
}

/* Collaborator styling: match existing bot-message chatBubble look */
.message.collab-message {
    align-self: flex-start;
}

/* Collaborator user messages: same style as user-message, but left aligned and light purple */
.user-message.collab-message {
    align-self: flex-start;
    background-color: var(--sidebar-active);
}

.message .collab-name {
    font-size: 12px;
    line-height: 1.2;
    color: var(--text-secondary);
    margin-bottom: 6px;
}



/* Chat images styled like WhatsApp Web, larger version */
.message img,
.message-attachment img {
    display: block;
    margin: 6px 0;
    margin-bottom: 25px;
    border-radius: 14px;
    object-fit: cover;
    /* keeps aspect ratio, crops neatly if needed */
    box-shadow: 0 3px 8px rgba(0, 0, 0, 0.25);

    /* Default (general size) */
    width: 340px;
    /* was 280px before */
    height: auto;
    max-height: 440px;
    /* taller view */
}

/* Large screens (desktop/laptop) */
@media screen and (min-width: 1024px) {

    .message img,
    .message-attachment img {
        width: 320px;
        /* bigger than 260px before */
        max-height: 420px;
    }
}

/* Medium screens (tablet) */
@media screen and (max-width: 1023px) and (min-width: 601px) {

    .message img,
    .message-attachment img {
        width: 330px;
        max-height: 430px;
    }
}

/* Small screens (phones) */
@media screen and (max-width: 600px) {

    .message img,
    .message-attachment img {
        width: 100%;
        /* stretch inside bubble */
        max-height: 70vh;
        /* allow taller image previews */
        border-radius: 12px;
    }
}


/* Dropup container */

/* Dropup container */
.dropup {
    position: relative;
    display: inline-block;
}


#button-drop {
    background: none;
    border: none;
    cursor: pointer;
    font-size: 18px;
    color: var(--text-primary, #333);
    transition: transform 0.2s ease;
}

#button-drop:hover {
    transform: scale(1.1);
}

.dropup-menu {
    position: absolute;
    bottom: 120%;
    left: 50%;
    transform: translateX(-50%);
    background: var(--card-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: 12px;
    min-width: 130px;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.25);
    display: none;
    flex-direction: column;
    padding: 8px;
    z-index: 1000;
    animation: fadeUp 0.25s ease forwards;
    transition: all 0.25s ease;
}


/* Show class */
.dropup-menu.show {
    display: flex;
}


/* Entry animation */
@keyframes fadeUp {
    from {
        opacity: 0;
        transform: translate(-50%, 10px);
    }

    to {
        opacity: 1;
        transform: translate(-50%, 0);
    }
}


[data-theme="dark"] .dropup-menu {
    background: linear-gradient(135deg,
            rgba(0, 1, 2, 0.8),
            rgba(14, 14, 15, 0.8));
    border: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.6);
}

[data-theme="dark"] .share-link-row button {
    background-color: #0b5d1b;
    /* highlighted green */
}



.message-icons {
    display: flex;
    gap: 10px;
    position: absolute;
    bottom: 5px;
    left: 10px;
    opacity: 1;
    transform: translateY(0);
    pointer-events: auto;
    transition: opacity 180ms ease, transform 180ms ease;
}

.message.streaming .message-icons {
    opacity: 0;
    transform: translateY(2px);
    pointer-events: none;
}

.user-message .message-icons {
    opacity: 0;
    pointer-events: none;
}

.user-message:hover .message-icons {
    opacity: 1;
    pointer-events: auto;
}

.icon-button {
    background: none;
    border: none;
    cursor: pointer;
    color: #b40303;
    transition: color 0.2s ease;
}

.icon-button:hover {
    color: #f73434;
}

.icon-button i {
    font-size: 16px;
}

.message-note.icon-button {
    background: none;
    border: none;
}

.message-note.icon-button i {
    color: #b40303;
    font-size: 18px;
}

.chat-card {
    background-color: white;
    border-radius: 12px;
    border: 1px solid #f3f4f6;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
    padding: 20px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 8px;
    transition: all 0.3s;
    height: 100%;
    cursor: pointer;
}

.chat-card:hover {
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.cards-container {
    padding: 20px;
    display: flex;
    flex-direction: row;
    align-items: flex-start;
    justify-content: center;
    gap: 10px;
    /* reduced gap so cards look bigger horizontally */
    margin: 10px auto;
    max-width: 100%;
    flex-wrap: wrap;
}

.chatcard {
    background: var(--card-bg);
    border-radius: 12px;
    padding: 16px;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    cursor: pointer;
    transition: transform 0.2s, box-shadow 0.2s;
    width: 240px;
    height: 320px;
    /* fixed height */
    box-sizing: border-box;
}

.chatcard:hover {
    transform: translateY(-3px);
    box-shadow: 0 4px 15px var(--shadow-color);
}

.chatcard img {
    width: 100%;
    border-radius: 8px;
    margin-top: 10px;
    object-fit: cover;
}

.chatcard p {
    font-size: 1rem;
    margin: 0;
    font-weight: 500;
    color: var(--text-primary);
}

@media (max-width: 600px) {
    .chatcard {
        width: 48%;
        padding: 10px;
    }

    .chatcard p {
        font-size: 0.85rem;
    }

    .chatcard:nth-of-type(n+3) {
        display: none;
    }
}

/* Dark mode */
[data-theme="dark"] {
    --bg-color: #1e1e1e;
    --card-bg: #2a2a2a;
    --text-primary: #f7fafc;
    --shadow-color: rgba(229, 57, 53, 0.4);
}

[data-theme="dark"] body {
    background: var(--bg-color);
}

[data-theme="dark"] .chatcard {
    background: var(--card-bg);
}

[data-theme="dark"] .chatcard p {
    color: var(--text-primary);
}

[data-theme="dark"] .chatcard:hover {
    box-shadow: 0 4px 15px var(--shadow-color);
}

[data-theme="dark"] .light-icon {
    display: none;
}


/* =============================================
=            Updated Chat Layout              =
============================================= */
/* Updated Chat Layout - ChatGPT Style */
.chat-wrapper {
    display: flex;
    flex-direction: column;
    align-items: center;
    width: 100%;
    gap: 0px;
    flex-shrink: 0;
    padding: 12px 0 24px 0;
    background: var(--bg-color);
    transition: all 0.2s ease;
}

.chat-area-wrapper.empty-state .chat-wrapper {
    padding: 0;
    background: none;
}

.chat-area-wrapper.has-messages .chat-wrapper {
    padding: 0px;
}

.chat-area-wrapper.has-messages .messages-container {
    padding-bottom: 180px;
}

/* Ensure chat input has equal side space at all sizes */
.chat-input-container {
    margin: 0 auto;
    width: calc(100% - 32px);
    max-width: 960px;
    border-radius: 1rem;
    padding: 0px 20px;
    box-sizing: border-box;
    background: var(--input-bg);
    border: 1px solid var(--border-color);
    box-shadow: none;
    transition: all 0.2s ease;
}

.chat-area-wrapper.empty-state .chat-input-container {
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    animation: fadeInUp 0.3s ease;
}

.chat-input-container:focus-within {
    border-color: var(--border-color);
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Chat form and textarea focus behaviour */
#chat-form {
    width: 100%;
}

/* Message input with auto-resizing up to 200px and internal scroll */
#message-input {
    width: 100%;
    min-height: 60px;
    max-height: 200px;
    border: none;
    outline: none;
    background: transparent;
    font-size: 1rem;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
    padding: 0;
    resize: none;
    overflow-y: auto;
    line-height: 1.5;
    /* enable scrolling when content exceeds max-height */
    color: var(--text-primary);
    background: transparent;
    /* no special background */
    transition: border 0.2s ease, box-shadow 0.2s ease;
}

/* Smooth scrollbar inside input */
#message-input::-webkit-scrollbar {
    width: 8px;
    position: absolute;
    right: 0;
}


.scroll-to-bottom-btn {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: var(--primary-red);
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.12);
    transition: all 0.3s ease;
    z-index: 10;
    padding: 0;
    margin: 8px auto 0 auto;
}

.scroll-to-bottom-btn:hover {
    background: var(--primary-red-hover);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    transform: scale(1.1);
}

.scroll-to-bottom-btn:active {
    transform: scale(0.95);
}

.scroll-to-bottom-btn.show {
    animation: slideDown 0.3s ease forwards;
}

.scroll-to-bottom-btn.hide {
    animation: slideUp 0.3s ease forwards;
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideUp {
    from {
        opacity: 1;
        transform: translateY(0);
    }

    to {
        opacity: 0;
        transform: translateY(-10px);
    }
}

#message-input::-webkit-scrollbar-track {
    background: transparent;
}

#message-input::-webkit-scrollbar-thumb {
    background-color: rgba(229, 62, 62, 0.3);
    border-radius: 4px;
}

#message-input::-webkit-scrollbar-thumb:hover {
    background-color: rgba(229, 62, 62, 0.6);
}

.chat-input textarea {
    width: 100%;
    border: none;
    outline: none;
    background: transparent;
    color: var(--text-primary);
    font-family: "Winky Rough", sans-serif;
    font-size: 1rem;
    resize: none;
    min-height: 50px;
    line-height: 1.4;
}


/* stronger visible ring on focus for accessibility */
.chat-input-container:focus-within::after {
    content: "";
    pointer-events: none;
    position: absolute;
    inset: 0;
    border-radius: inherit;
    box-shadow: 0 0 0 3px rgba(0, 0, 0, 0.04);
}
#chatInputContainer {
  gap: 0 !important;
}

/* Remove native textarea focus outline for consistent style */
#message-input:focus {
    outline: none;
}

/* smaller screens tweak */
@media (max-width: 600px) {
    #message-input {
        min-height: 40px;
        max-height: 120px;
        padding: 8px 10px;
        font-size: 0.95rem;
    }

    .chat-input textarea {
        height: 48px;
        padding: 8px 10px;
    }

    .chat-area-wrapper.has-messages .messages-container {
        padding-bottom: 160px;
    }

    .chat-input-container {
        max-width: 100%;
        width: calc(100% - 16px);
        padding: 10px 14px;
    }

    #message-input {
        min-height: 40px;
        max-height: 160px;
    }

    .chat-area-wrapper .messages-container {
        padding-left: 8px;
        padding-right: 8px;
    }

    .user-message,
    .bot-message {
        max-width: calc(100% - 16px);
    }
}

.chat-bottom-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
}

.chat-input-left,
.chat-input-right {
    display: flex;
    align-items: center;
    gap: 10px;
}

.chat-input textarea {
    width: 100%;
    border: none;
    outline: none;
    background: transparent;
    color: var(--text-primary);
    font-family: "Winky Rough", sans-serif;
    font-size: 1rem;
    resize: none;
    min-height: 50px;
    line-height: 1.4;
}

.chat-input textarea::placeholder {
    color: var(--text-secondary);
    opacity: 0.7;
}

/* Adjust icon sizes */
.btn-icon {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: transparent;
    color: var(--text-secondary);
    font-size: 1rem;
    border: none;
    display: flex;
    justify-content: center;
    align-items: center;
    cursor: pointer;
    transition: all 0.2s ease;
}

.btn-icon:hover {
    background: var(--gray-light);
    color: var(--text-primary);
    transform: scale(1.05);
}

[data-theme="dark"] .chat-input-container {
    background: var(--input-bg);
    border-color: var(--border-color);
}

[data-theme="dark"] .chat-bottom-row {
    background: transparent;
}

[data-theme="dark"] .btn-icon {
    background: #333;
    color: #e0e0e0;
}

[data-theme="dark"] .btn-icon:hover {
    background: #444;
    color: #fff;
}


/* Each item inside dropup */
.dropup-menu

-item {
    display: flex;
    align-items: center;
    gap: 10px;
    width: 100%;
    padding: 10px 14px;
    font-size: 14.5px;
    color: var(--text-primary);
    background: transparent;
    border: none;
    cursor: pointer;
    transition: all 0.2s ease;
    font-family: "Inter", "Poppins", sans-serif;
}

.dropup-menu

-item i {
    font-size: 15px;
    color: var(--primary-red);
    width: 20px;
    text-align: center;
}

.dropup-menu

-item:hover {
    background-color: var(--red-50);
    color: var(--primary-red-dark);
    transform: translateX(2px);
}

.dropup-menu

-item:active {
    background-color: var(--primary-red-light);
    transform: scale(0.98);
}

/* Add divider support between sections if needed */
.dropup-menu

-item.divider {
    border-top: 1px solid var(--border-color);
    margin: 4px 0;
    padding: 0;
    pointer-events: none;
}

/* Subtle entry animation */
@keyframes fadeUp {
    from {
        opacity: 0;
        transform: translateY(8px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}


#chatlook {
    flex: 1;
    margin-bottom: 0;
    font-size: 14px;
    border: none;
    background-color: transparent;
    color: #1a1a1a;
    outline: none;
}

.preview-image {
    width: 60px;
    height: 60px;
    object-fit: cover;
    border-radius: 8px;
    border: 1px solid #ddd;
    display: inline-block;
    vertical-align: middle;
    margin-right: 8px;
}

.remove-btn {
    position: absolute;
    top: -6px;
    right: -6px;
    background: var(--primary-red);
    border: none;
    border-radius: 50%;
    width: 18px;
    height: 18px;
    color: white;
    font-size: 12px;
    cursor: pointer;
    line-height: 18px;
    text-align: center;
}

/* ==============================
   Send Button
   ============================== */
.send-btn {
    background: var(--primary-red);
    color: #fff;
    width: 38px;
    height: 38px;
    border-radius: 50%;
    border: none;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: background-color 0.2s, transform 0.2s;
}

.send-btn:hover {
    background: var(--primary-red-hover);
    transform: translateY(-1px);
}

.send-btn:active {
    transform: scale(0.96);
}

#chatlook::placeholder {
    color: #1a1a1a;
    opacity: 0.5;
}

#chatlook:focus {
    border-bottom-color: #007bff;
    box-shadow: none;
}

.fa-search {
    color: black;
}

.gpt-format {
    line-height: 1.6;
    font-size: 1rem;
    padding: 8px 0;
}

.gpt-format p,
.gpt-format ul,
.gpt-format ol,
.gpt-format h1,
.gpt-format h2,
.gpt-format h3,
.gpt-format blockquote,
.gpt-format table {
    margin: 12px 0;
}

.typing-message {
    font-size: 16px;
    color: #888;
    display: flex;
    align-items: center;
    gap: 5px;
}

.typing-message span {
    display: inline-block;
    animation: bounce 1s infinite;
}

.typing-message span:nth-child(1) {
    animation-delay: 0s;
}

.typing-message span:nth-child(2) {
    animation-delay: 0.2s;
}

.typing-message span:nth-child(3) {
    animation-delay: 0.4s;
}

.typing-message p {
    margin: 0;
}

.typing-message .dot {
    font-weight: bold;
}

.typing-message .text {
    margin-right: 5px;
}


/*=============================================
=             Setting Box               =
=============================================*/
/* Lightbox (Modal) Styles */
.preferencebox-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.6);
    display: none;
    /* Initially hidden */
    justify-content: center;
    align-items: center;
    z-index: 9999999999;
    backdrop-filter: blur(5px);
}

.preferencebox {
    background-color: var(--container-bg);
    border-radius: 16px;
    width: 90%;
    max-width: 960px;
    height: 85vh;
    max-height: 700px;
    display: flex;
    overflow: hidden;
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    position: relative;
    animation: fadeIn 0.3s ease-out;
    border: 1px solid var(--border-color);
    color: var(--text-primary);
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: scale(0.95);
    }

    to {
        opacity: 1;
        transform: scale(1);
    }
}

.preferencebox-close-btn {
    position: absolute;
    top: 16px;
    right: 16px;
    background: var(--secondary-btn-bg);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
    width: 32px;
    height: 32px;
    border-radius: 50%;
    cursor: pointer;
    font-size: 16px;
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 10;
    transition: background-color 0.2s, transform 0.2s;
}

.preferencebox-close-btn:hover {
    background-color: var(--secondary-btn-hover-bg);
    transform: rotate(90deg);
}


/* Lightbox Sidebar */
.preferencebox-sidebar {
    width: 240px;
    background-color: var(--sidebar-bg);
    padding: 40px 16px 24px 16px;
    border-right: 1px solid var(--border-color);
    flex-shrink: 0;
    color: var(--text-primary);
}

.preferencebox-sidebar nav ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.preferencebox-sidebar nav a {
    display: flex;
    align-items: center;
    padding: 10px 12px;
    text-decoration: none;
    color: var(--text-secondary);
    border-radius: 6px;
    font-weight: 500;
    font-size: 15px;
    margin-bottom: 4px;
    transition: background-color 0.2s, color 0.2s;
}

.preferencebox-sidebar nav a:hover {
    background-color: var(--sidebar-active-bg);
    color: var(--primary-red-dark);
}

.preferencebox-sidebar nav a.active {
    background-color: var(--sidebar-active-bg);
    color: var(--sidebar-active-text);
    font-weight: 600;
}

/* Remove @media (prefers-color-scheme: dark) for sidebar nav a, handled below */

.preferencebox-sidebar nav i {
    margin-right: 12px;
    width: 20px;
    text-align: center;
    color: var(--primary-red-dark);
    transition: color 0.2s;
}

.preferencebox-sidebar nav a:hover i {
    color: var(--text-primary);
}

.preferencebox-sidebar nav a.active i {
    color: var(--sidebar-active-text);
}


/* Lightbox Content */
.preferencebox-content {
    flex-grow: 1;
    padding: 40px 48px;
    overflow-y: auto;
    background: var(--card-bg);
    color: var(--text-primary);
}

.preferencebox-content h2 {
    margin-top: 0;
    font-size: 24px;
    font-weight: 700;
    color: var(--text-primary);
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 16px;
    margin-bottom: 24px;
}

.preferencebox-tab-content {
    display: none;
    /* Hide all tabs by default */
}

.preferencebox-tab-content.active {
    display: block;
    /* Show active tab */
}

.form-section {
    margin-bottom: 32px;
}

.form-section h3 {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 16px;
    color: var(--text-primary);
}

.form-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
}

.form-group {
    display: flex;
    flex-direction: column;
}

.form-group label {
    font-size: 14px;
    font-weight: 500;
    margin-bottom: 6px;
    color: var(--text-secondary);
}

.form-group input,
.form-group select {
    padding: 10px 12px;
    border-radius: 6px;
    border: 1px solid var(--border-color);
    background-color: var(--input-bg);
    color: var(--text-primary);
    font-size: 14px;
    transition: border-color 0.2s, box-shadow 0.2s;
}

.form-group input:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--primary-red);
    box-shadow: 0 0 0 2px var(--red-50);
}

.btn {
    padding: 10px 16px;
    border-radius: 6px;
    border: none;
    cursor: pointer;
    font-weight: 600;
    font-size: 14px;
    transition: background-color 0.2s, transform 0.1s, box-shadow 0.2s;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.btn:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
}

.btn:active {
    transform: translateY(0);
    box-shadow: none;
}

.btn-primary {
    background-color: var(--primary-red);
    color: #ffffff;
}

.btn-primary:hover {
    background-color: var(--primary-red-hover);
}

.btn-secondary {
    background-color: var(--secondary-btn-bg);
    color: var(--secondary-btn-text);
    border: 1px solid var(--border-color);
}

.btn-secondary:hover {
    background-color: var(--secondary-btn-hover-bg);
}

/* General Tab Specifics */
.profile-photo-section {
    display: flex;
    align-items: center;
    gap: 20px;
}

.profile-photo-section img {
    width: 72px;
    height: 72px;
    border-radius: 50%;
    object-fit: cover;
}

.connected-profiles a {
    display: flex;
    align-items: center;
    padding: 10px 12px;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    margin-bottom: 10px;
    text-decoration: none;
    color: var(--text-primary);
    transition: background-color 0.2s;
}

.connected-profiles a:hover {
    background-color: #eef2ff;
}

.connected-profiles i {
    font-size: 20px;
    margin-right: 12px;
    width: 24px;
}

/* Billing Tab Specifics */
.price-slider-container {
    display: flex;
    flex-direction: column;
    gap: 16px;
    padding: 20px;
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 8px;
}

.price-slider-container input[type="range"] {
    width: 100%;
    cursor: pointer;
}

.price-display {
    font-size: 24px;
    font-weight: 700;
    text-align: center;
    color: var(--text-primary);
}

.billing-history-table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 20px;
}

.billing-history-table th,
.billing-history-table td {
    padding: 12px;
    text-align: left;
    border-bottom: 1px solid var(--border-color);
    font-size: 14px;
}

.billing-history-table th {
    font-weight: 600;
    color: var(--text-secondary);
}

.table-scroll-container {
    max-height: 200px;
    overflow-y: auto;
    border: 1px solid var(--border-color);
    border-radius: 8px;
}

/* App Settings Specifics */
.setting-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px 0;
    border-bottom: 1px solid var(--border-color);
}

.setting-item span {
    font-weight: 500;
    color: var(--text-primary);
}

.setting-item:last-child {
    border-bottom: none;
}

.danger-zone {
    margin-top: 40px;
    padding: 20px;
    border: 1px solid var(--primary-red);
    border-radius: 8px;
    background-color: var(--red-50);
}

.danger-zone h3 {
    color: var(--primary-red);
    margin-top: 0;
}

.danger-zone p {
    font-size: 14px;
    color: var(--text-secondary);
}

.delete-account-modal {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.6);
    z-index: 10000000000;
    align-items: center;
    justify-content: center;
    padding: 16px;
}

.delete-account-dialog {
    background: var(--card-bg);
    color: var(--text-primary);
    border-radius: 12px;
    max-width: 520px;
    width: 100%;
    padding: 20px;
    border: 1px solid var(--border-color);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
}

.delete-account-title {
    margin-top: 0;
    color: var(--text-primary);
}

.delete-account-message {
    margin-bottom: 16px;
    color: var(--text-secondary);
}

.delete-account-actions {
    display: flex;
    gap: 10px;
    justify-content: flex-end;
    flex-wrap: wrap;
}

.btn-danger {
    background-color: var(--primary-red);
    color: #ffffff;
}

.btn-danger:hover {
    background-color: var(--primary-red-hover);
}


@media (max-width: 768px) {
    .preferencebox {
        flex-direction: column;
        height: 95vh;
        width: 100%;
        max-width: 100%;
        border-radius: 0;
    }

    #mistake-text {
        display: none !important;
        visibility: hidden !important;
    }

    .preferencebox-sidebar {
        width: 100%;
        border-right: none;
        border-bottom: 1px solid var(--border-color);
        padding: 16px;
        display: flex;
        overflow-x: auto;
    }

    .preferencebox-sidebar nav ul {
        display: flex;
        gap: 8px;
    }

    .preferencebox-content {
        padding: 24px;
    }

    .form-grid {
        grid-template-columns: 1fr;
    }
}

.billing-history-table table,
.billing-history-table th,
.billing-history-table td {
    border: none !important;
    box-shadow: none !important;
}

.language-css .token.string,
.style .token.string,
.token.entity,
.token.operator,
.token.url {
    color: #b9813f;
    background: hsl(0deg 0% 100% / 0%);
}


/*=============================================
=              Buttons & Inputs               =
=============================================*/

.new-chat-btn {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 16px;
    background-color: #ffffff;
    border: 1px solid #ddd;
    border-radius: 10px;
    font-size: 1rem;
    font-weight: 500;
    color: #333;
    text-decoration: none;
    transition: background-color 0.2s ease;
}

.new-chat-btn:hover {
    background-color: #f5f5f5;
}

.new-chat-btn i {
    font-size: 1rem;
    color: #555;
}

.btn-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 38px;
    height: 38px;
    border: none;
    border-radius: 50%;
    background-color: #f6f6f6;
    font-size: 1.1rem;
    color: #555;
    cursor: pointer;
    transition: all 0.3s ease;
}

.btn-icon:hover {
    background-color: #e0e0e0;
    color: #007bff;
}

.toggle-graph-btn,
.toggle-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 38px;
    height: 38px;
    border: none;
    border-radius: 50%;
    background-color: #f6f6f6;
    font-size: 1.1rem;
    color: #555;
    cursor: pointer;
    transition: all 0.3s ease;
}

.graph-input-container {
    display: none;
}

.toggle-btn {
    flex-grow: 1;
    padding: 0.75rem;
    border-radius: 0.375rem;
    background-color: transparent;
    color: var(--text-secondary);
    font-weight: 500;
}

.toggle-btn:hover {
    background-color: #cfcfcf;
    transform: translateY(-1px);
}

.toggle-btn.active {
    background-color: var(--primary-red);
    color: white;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

.btn-primary {
    background: var(--primary-red);
    color: white;
    font-weight: 700;
    padding: 0.85rem 1rem;
    border-radius: 0.5rem;
    border: none;
    cursor: pointer;
    transition: all 0.3s ease;
}

.btn-primary:hover {
    background: var(--primary-red-hover);
    transform: translateY(-2px);
}

.btn-secondary {
    background-color: #4a5568;
    color: white;
}

.btn-secondary:hover {
    background-color: #2d3748;
}

.btn-warning {
    background-color: #dd6b20;
    color: white;
}

.btn-warning:hover {
    background-color: #c05621;
}

.footer-btn {
    padding: 0.5rem 1rem;
    border: none;
    border-radius: 0.5rem;
    font-weight: 700;
    cursor: pointer;
    transition: background-color 0.2s ease;
}

#updateInstructionBtn {
    display: inline-block;
    padding: 8px 16px;
    margin-top: 0.75rem;
    background-color: #28a745;
    color: white;
    font-weight: 600;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    transition: background-color 0.2s ease, transform 0.1s ease;
}

#updateInstructionBtn:hover {
    background-color: #218838;
    transform: scale(1.03);
}

#updateInstructionBtn:active {
    transform: scale(0.97);
}

#clearQuestionsBtn {
    background-color: #e74c3c;
    color: white;
    border: none;
    padding: 10px 20px;
    font-size: 16px;
    border-radius: 8px;
    cursor: pointer;
    transition: background-color 0.3s, transform 0.2s;
}

#clearQuestionsBtn:hover {
    background-color: #c0392b;
    transform: scale(1.05);
}

#clearQuestionsBtn:active {
    transform: scale(0.95);
}

#exportPDF {
    background-color: transparent;
    color: #b40303;
    padding: 10px 20px;
    font-size: 16px;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    transition: background-color 0.3s ease;
    margin: 10px 0;
    display: flex;
    align-items: center;
}

/*=============================================
=             Modals & Overlays               =
=============================================*/
/* Modal background */
#bugReportModal {
    display: none;
    position: fixed;
    left: 0;
    right: 0;
    bottom: 0;
    top: 0;
    background: rgba(0, 0, 0, 0.45);
    z-index: 999999;
    justify-content: flex-end;
    align-items: flex-end;
    transition: all 0.3s ease;
}

/* Slide up panel */
#bugReportModal .modal-content {
    width: 100%;
    max-width: 100%;
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
    background: #fff;
    border-radius: 20px 20px 0 0;
    padding: 20px;
    animation: slideUp 0.3s ease forwards;
    box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.1);
}

/* Slide effect */
@keyframes slideUp {
    from {
        transform: translateY(100%);
    }

    to {
        transform: translateY(0);
    }
}

/* Close button */
#bugReportModal .close {
    font-size: 28px;
    cursor: pointer;
    float: right;
    color: #333;
}

/* Form styling */
#bugReportModal .form-group {
    margin-bottom: 15px;
}

#bugReportModal label {
    display: block;
    font-size: 15px;
    margin-bottom: 5px;
}

#bugReportModal input,
#bugReportModal textarea {
    width: 100%;
    padding: 10px;
    border: 1px solid #dadada;
    border-radius: 10px;
    font-size: 14px;
    background: #f8f8f8;
}

#bugReportModal textarea {
    height: 120px;
    resize: none;
}

#bugReportModal #sendReport {
    width: 100%;
    padding: 12px;
    background: #f66f00;
    color: white;
    font-size: 16px;
    border: none;
    border-radius: 10px;
    cursor: pointer;
    margin-top: 10px;
}

#bugReportModal #sendReport:hover {
    opacity: 0.9;
}

/* Dark mode modal panel */
[data-theme="dark"] #bugReportModal .modal-content {
    background: #1c1c1e;
    color: #f2f2f7;
    border: 1px solid #2c2c2e;
}

/* Inputs and textarea */
[data-theme="dark"] #bugReportModal input,
[data-theme="dark"] #bugReportModal textarea {
    background: #2c2c2e;
    color: #f2f2f7;
    border: 1px solid #3a3a3c;
}

/* Submit button */
[data-theme="dark"] #bugReportModal #sendReport {
    background: #ff910a;
    color: #ffffff;
}

/* Close button */
[data-theme="dark"] #bugReportModal .close {
    color: #f2f2f7;
}

/* Error text */
[data-theme="dark"] .error-message {
    color: #ff453a;
}



/* Error messages */
.error-message {
    color: #ff3b3b;
    font-size: 13px;
    margin-top: 4px;
}



#delete-confirmation-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background-color: rgba(0, 0, 0, 0.6);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    font-family: 'Segoe UI', sans-serif;
}

#delete-confirmation-modal .modal-content {
    background-color: white;
    padding: 24px 32px;
    border-radius: 12px;
    max-width: 400px;
    width: 90%;
    text-align: center;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
    transition: all 0.3s ease;
}

#delete-confirmation-modal .modal-content p {
    color: #000;
}

#delete-confirmation-modal .modal-button {
    padding: 10px 20px;
    margin: 8px;
    border: none;
    border-radius: 6px;
    font-size: 15px;
    cursor: pointer;
    transition: background 0.2s ease;
}

#delete-confirmation-modal .cancel-btn {
    background-color: #e0e0e0;
    color: #333;
}

#delete-confirmation-modal .cancel-btn:hover {
    background-color: #d0d0d0;
}

#delete-confirmation-modal .delete-btn {
    background-color: #e53935;
    color: white;
}

#delete-confirmation-modal .delete-btn:hover {
    background-color: #c62828;
}

#publish-confirmation-modal .modal-button {
    padding: 10px 20px;
    margin: 8px;
    border: none;
    border-radius: 6px;
    font-size: 15px;
    cursor: pointer;
    transition: background 0.2s ease;
}

#publish-confirmation-modal .cancel-btn {
    background-color: #e0e0e0;
    color: #333;
}

#publish-confirmation-modal .cancel-btn:hover {
    background-color: #d0d0d0;
}

#publish-confirmation-modal .publish-btn {
    background-color: #2196F3;
    color: white;
}

#publish-confirmation-modal .publish-btn:hover {
    background-color: #1976D2;
}

.litebox-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.6);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    backdrop-filter: blur(4px);
    transition: background 0.3s ease;
}

.litebox {
    background: #ffffff;
    padding: 20px;
    border-radius: 16px;
    max-width: 95%;
    max-height: 90%;
    overflow: auto;
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.2);
    transition: transform 0.3s ease, opacity 0.3s ease;
    animation: fadeIn 0.3s ease;
}

.litebox iframe {
    width: 100%;
    height: 80vh;
    border: none;
    border-radius: 8px;
    box-shadow: inset 0 0 4px rgba(0, 0, 0, 0.1);
}

#codeOutputLightbox.lightbox-backdrop {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.7);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10000;
}

.lightbox-box {
    background: #ffffff;
    color: #1a1a1a;
    padding: 20px;
    border-radius: 10px;
    max-width: 90%;
    max-height: 80%;
    overflow: auto;
    position: relative;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
    transition: all 0.3s ease;
}

.lightbox-close-btn {
    position: absolute;
    top: 10px;
    right: 10px;
    background-color: #e74c3c;
    color: #ffffff;
    border: none;
    padding: 6px 12px;
    border-radius: 5px;
    cursor: pointer;
    font-weight: bold;
    transition: background 0.2s ease;
}

.lightbox-close-btn:hover {
    background-color: #c0392b;
}


/*=============================================
=             Dropdowns & Menus               =
=============================================*/

.dropdown-content {
    display: none;
    position: absolute;
    bottom: 120%;
    right: 0;
    background-color: #fff;
    border: 1px solid #ddd;
    border-radius: 1rem;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
    z-index: 999;
    padding: 0.5rem;
    min-width: 140px;
}

.dropdown-content button {
    display: block;
    width: 100%;
    padding: 0.4rem;
    text-align: left;
    border: none;
    background: none;
    cursor: pointer;
    font-size: 0.9rem;
    color: #333;
    border-radius: 0.5rem;
}

.dropdown-content button:hover {
    background-color: #f0f0f0;
}

.dropdown .show {
    display: block;
}

.profile-dropdown {
    position: absolute;
    top: 110%;
    right: 0;
    background: #fff;
    border-radius: 10px;
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.1);
    list-style: none;
    padding: 0.5rem 0;
    min-width: 180px;
    z-index: 200;
}

.profile-dropdown li {
    padding: 10px 16px;
    font-size: 0.95rem;
}

.profile-dropdown li:hover {
    background-color: #f1f1f1;
}

.profile-dropdown li a {
    text-decoration: none;
    color: #333;
    display: flex;
    align-items: center;
    gap: 8px;
    transition: background-color 0.2s ease;
}

.profile-dropdown li a.theme-toggle-btn {
    cursor: pointer;
    width: 100%;
    padding: 10px 16px;
}

.profile-dropdown li label {
    width: 100%;
    color: #333;
    transition: background-color 0.2s ease;
}

.theme-toggle-btn span {
    display: flex;
    align-items: center;
}

.chat-dropdown {
    position: relative;
    display: inline-block;
    margin-left: 10px;
}

.chat-dropdown .dropdown-toggle {
    cursor: pointer;
    font-size: 18px;
    user-select: none;
    padding: 4px;
    border-radius: 4px;
}

.chat-dropdown .dropdown-toggle:hover {
    background-color: red;
}

.chat-dropdown-menu {
    display: none;
    position: absolute;
    right: 0;
    top: 110%;
    background: white;
    border: 1px solid #ddd;
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.1);
    border-radius: 6px;
    padding: 5px 0;
    z-index: 1000;
    min-width: 100px;
    flex-direction: column;
}

.chat-dropdown:hover .chat-dropdown-menu {
    display: flex;
}

.chat-dropdown-menu button {
    background: none;
    border: none;
    padding: 8px 12px;
    text-align: left;
    cursor: pointer;
    font-size: 14px;
    width: 100%;
}

.chat-dropdown-menu button:hover {
    background-color: #f0f0f0;
}

/* Mini action box and menu option styles */
.menu-option {
    display: flex;
    align-items: center;
    gap: 10px;
    width: 100%;
    padding: 10px 14px;
    border: none;
    background: transparent;
    color: var(--text-color);
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    border-radius: 8px;
    transition: background-color 0.25s ease, color 0.25s ease, transform 0.15s ease;
}

.menu-option i {
    width: 18px;
    text-align: center;
    color: var(--primary-red);
    transition: color 0.2s ease;
}

.menu-option:hover {
    background-color: var(--red-50);
    color: var(--primary-red-dark);
    transform: translateX(3px);
}

.menu-option:hover i {
    color: var(--primary-red-dark);
}

.mini-action-box {
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    box-shadow: 0 6px 18px rgba(0, 0, 0, 0.12);
    display: flex;
    flex-direction: column;
    padding: 8px 0;
    min-width: 160px;
    position: absolute;
    z-index: 1000;
    right: 0;
    left: auto;
    top: 100%;
    margin-top: 8px;
    animation: fadeIn 0.25s ease forwards;
    backdrop-filter: blur(10px);
    transition: all 0.25s ease;
    opacity: 0;
    transform: translateY(-5px);
}

.mini-action-box.show {
    opacity: 1;
    transform: translateY(0);
}

/* Dark mode adjustments */
[data-theme="dark"] .mini-action-box {
    background-color: transparent;
    border: 1px solid #333;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.6);
}

[data-theme="dark"] .menu-option {
    color: #e0e0e0;
}

[data-theme="dark"] .menu-option:hover {
    background-color: #2a2a2a;
    color: #ff5e5e;
}

[data-theme="dark"] .menu-option i {
    color: #ff5e5e;
}

[data-theme="dark"] .menu-option:hover i {
    color: #ff7b7b;
}

/* Mobile-friendly tweaks */
@media (max-width: 600px) {
    .mini-action-box {
        min-width: 120px;
        padding: 4px 0;
    }

    .menu-option {
        font-size: 13px;
        padding: 8px 12px;
        gap: 8px;
    }
}


/*=============================================
=                 Code Blocks                 =
=============================================*/

pre.code-container {
    position: relative;
    margin: 1.2em 0;
    padding: 0;
    border-radius: 10px;
    overflow: hidden;
    font-size: 13.5px;
    background-color: #ffffff;
    border: 1px solid #ddd;
    box-shadow: 0 1px 5px rgba(0, 0, 0, 0.05);
}

pre.code-container>code {
    display: block;
    padding: 0.65em 1em;
    font-family: 'Fira Code', Consolas, Monaco, monospace;
    font-size: 13.5px;
    line-height: 1.55;
    background: none !important;
    color: inherit;
    overflow-x: auto;
    white-space: pre;
    box-sizing: border-box;
}

.code-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-family: 'Segoe UI', sans-serif;
    font-size: 12.5px;
    font-weight: 500;
    padding: 6px 12px;
    background-color: #f2f2f2;
    color: #333;
    border-bottom: 1px solid #ddd;
}

.code-header .lang-label {
    font-weight: 600;
    opacity: 0.7;
    font-size: 11px;
}

.copy-code-btn {
    background: none;
    border: 1px solid transparent;
    font-size: 11.5px;
    padding: 3px 8px;
    color: #007acc;
    border-radius: 6px;
    cursor: pointer;
    transition: background 0.2s ease, color 0.2s ease;
}

.copy-code-btn:hover {
    background-color: rgba(0, 0, 0, 0.05);
}

pre::-webkit-scrollbar {
    height: 8px;
}

pre::-webkit-scrollbar-thumb {
    background: rgba(100, 100, 100, 0.2);
    border-radius: 4px;
}

.code-container-plain {
    border-radius: 6px;
    font-family: 'Courier New', Courier, monospace;
    padding: 12px 16px;
    margin: 1em 0;
    overflow-x: auto;
    background-color: #000;
    color: #00ff00;
    box-shadow: 0 0 8px rgba(0, 255, 0, 0.15);
}

pre,
code[class*="language-"],
pre[class*="language-"] {
    margin: 0;
    background: none !important;
    color: inherit !important;
    text-shadow: none !important;
}

pre[class*=language-].line-numbers {
    padding-left: 0em;
}

/* =======================
   Notification Bell & Dropdown
   ======================= */
.notification-wrapper {
    position: relative;
    display: inline-block;
    font-family: 'Arial', sans-serif;
}

.notification-btn {
    background: none;
    border: none;
    cursor: pointer;
    position: relative;
    font-size: 20px;
    color: var(--text-primary);
    transition: color 0.2s ease;
}

.notification-btn:hover {
    color: var(--primary-red);
}

.notification-count {
    position: absolute;
    top: -6px;
    right: -6px;
    background: var(--primary-red);
    color: #fff;
    font-size: 12px;
    padding: 2px 6px;
    border-radius: 50%;
    font-weight: bold;
    box-shadow: 0 2px 6px var(--shadow-color);
}

/* Dropdown */
.notification-dropdown {
    display: none;
    position: absolute;
    right: 0;
    margin-top: 10px;
    width: 300px;
    background: var(--container-bg);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    box-shadow: 0 4px 12px var(--shadow-color);
    z-index: 1000;
    overflow: hidden;
}

/* Header */
.notification-dropdown .dropdown-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 14px;
    background: var(--primary-red-light);
    color: var(--text-primary);
    font-weight: 600;
    border-bottom: 1px solid var(--border-color);
}

.notification-dropdown .clear-btn {
    background: var(--primary-red);
    color: #fff;
    border: none;
    padding: 4px 10px;
    border-radius: 4px;
    cursor: pointer;
    font-size: 12px;
    transition: background 0.2s ease;
}

.notification-dropdown .clear-btn:hover {
    background: var(--primary-red-hover);
}

/* List */
.notification-list {
    list-style: none;
    margin: 0;
    padding: 0;
    max-height: 280px;
    overflow-y: auto;
}

.notification-list li {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 14px;
    border-bottom: 1px solid var(--border-color);
    font-size: 14px;
    color: var(--text-color);
    transition: background 0.2s ease;
}

.notification-list li:hover {
    background: var(--red-50);
}

.notification-list li button.delete-btn {
    background: none;
    border: none;
    color: var(--primary-red);
    cursor: pointer;
    font-size: 16px;
    font-weight: bold;
    transition: color 0.2s ease;
}

.notification-list li button.delete-btn:hover {
    color: var(--primary-red-dark);
}

.no-notification {
    text-align: center;
    padding: 12px;
    color: var(--text-secondary);
}

/* Scrollbar Styling */
.notification-list::-webkit-scrollbar {
    width: 6px;
}

.notification-list::-webkit-scrollbar-track {
    background: var(--container-bg);
}

.notification-list::-webkit-scrollbar-thumb {
    background-color: var(--primary-red-light);
    border-radius: 3px;
}

/* =======================
   Dark Mode Overrides
   ======================= */
[data-theme="dark"] .notification-btn {
    color: #e21414;
    background-color: #36363644;
}

[data-theme="dark"] .notification-btn:hover {
    color: var(--primary-red);
}

[data-theme="dark"] .notification-count {
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.5);
}

[data-theme="dark"] .notification-dropdown {
    background: var(--container-bg);
    border: 1px solid var(--border-color);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.5);
}

[data-theme="dark"] .notification-dropdown .dropdown-header {
    background: var(--red-50);
    color: var(--text-primary);
}

[data-theme="dark"] .notification-dropdown .clear-btn {
    background: var(--primary-red);
    color: #fff;
}

[data-theme="dark"] .notification-list li {
    border-bottom: 1px solid var(--border-color);
    color: var(--text-color);
}

[data-theme="dark"] .notification-list li:hover {
    background: var(--mcq-hover);
}

[data-theme="dark"] .notification-list li button.delete-btn:hover {
    color: var(--primary-red-dark);
}

[data-theme="dark"] .no-notification {
    color: var(--text-secondary);
}

/*=============================================
=             Misc UI Components              =
=============================================*/

.dark-icon {
    display: none;
}

.avatar-wrapper {
    position: relative;
    cursor: pointer;
    display: inline-block;
}

.avatar-circle {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background-color: #1f2937;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 12px;
    font-weight: 500;
    overflow: hidden;
}

.avatar-circle img:hover {
    border-color: #aaa;
}

#suggestions-dropdown {
    position: absolute;
    background: rgb(255, 151, 151);
    border: 1px solid #ddd;
    border-radius: 8px;
    padding: 8px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    z-index: 1000;
}

/* Mention suggestions (collaborators) */
#suggestions-dropdown .mention-suggestion {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px 10px;
    border-radius: 8px;
    cursor: pointer;
    user-select: none;
    transition: background-color 0.15s ease;
}

#suggestions-dropdown .mention-suggestion:hover,
#suggestions-dropdown .mention-suggestion.is-active {
    background-color: rgba(0, 0, 0, 0.08);
}

#suggestions-dropdown .mention-avatar {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    object-fit: cover;
    border: 1px solid rgba(0, 0, 0, 0.15);
    flex: 0 0 auto;
    background: #fff;
}

#suggestions-dropdown .mention-name {
    font-weight: 700;
    color: #1a1a1a;
    line-height: 1.1;
}

/* Render @mentions in chat bubbles */
.chat-mention {
    color: #8B0000;
    font-weight: 800;
}

#suggestions-dropdown div.ghost-style {
    color: #ff0000;
    font-style: italic;
    background-color: #f9f9f9;
    border-radius: 6px;
    padding: 6px 10px;
    margin-bottom: 4px;
    transition: background-color 0.2s ease;
    cursor: pointer;
}

#suggestions-dropdown div.ghost-style:hover {
    background-color: #e0e0e0;
}

.chat-tips-container ul {
    max-width: 600px;
    margin: 0 auto;
    font-size: 0.95rem;
    padding: 0 1rem;
}

.chat-tips-container li {
    margin-bottom: 10px;
    line-height: 1.5;
    background-color: #f1f1f1;
    border-radius: 8px;
    padding: 10px 14px;
    list-style: disc inside;
    color: #222;
}

.unlock-features {
    font-size: 12px;
    color: white;
    font-weight: 500;
    margin-top: 8px;
    user-select: none;
}

.unlock-msg {
    font-size: 12px;
    color: #666;
}

.mcq-box,
.playstore-box {
    display: flex;
    align-items: center;
    justify-content: space-between;
    background-color: var(--mcq-bg);
    color: var(--mcq-text);
    border: 1px solid var(--mcq-border);
    padding: 10px 12px;
    border-radius: 12px;
    cursor: pointer;
    font-size: 13px;
    transition: background-color 0.3s, color 0.3s;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.08);
    text-decoration: none;
}

.mcq-box:hover,
.playstore-box:hover {
    background-color: var(--mcq-hover);
}

.mcq-box .emoji,
.playstore-box .emoji {
    font-size: 20px;
    margin-right: 8px;
}

.mcq-box .text,
.playstore-box .text {
    flex-grow: 1;
    text-align: right;
    font-weight: 500;
    line-height: 1.3;
    font-size: 12px;
}

.notification-banner {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    padding: 12px 20px;
    font-size: 0.95em;
    display: flex;
    justify-content: space-between;
    align-items: center;
    z-index: 9999;
    background-color: #fff;
    color: #222;
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.1);
    transition: top 0.3s ease, opacity 0.3s ease;
}

.notification-banner button {
    background: transparent;
    border: none;
    font-size: 18px;
    color: inherit;
    cursor: pointer;
    margin-left: 10px;
}

.notification-banner button:hover {
    color: red;
}

.update-banner-container .banner-box {
    background-color: #f8f9fa;
    border-radius: 14px;
    padding: 16px 20px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.06);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    min-height: 90px;
    transition: all 0.3s ease;
}

.banner-img {
    width: auto;
    height: 60px;
    max-width: 100%;
    max-height: 60px;
    object-fit: contain;
    flex-shrink: 0;
    display: block;
    border-radius: 8px;
}

.banner-text {
    font-size: 1rem;
    font-weight: 500;
    color: #333;
    border-right: 3px solid #333;
    white-space: nowrap;
    overflow: hidden;
    text-align: right;
    flex: 1;
}

.custom-scrollbar::-webkit-scrollbar {
    width: 8px;
}

.custom-scrollbar::-webkit-scrollbar-track {
    background: #1f2937;
    border-radius: 10px;
}

.custom-scrollbar::-webkit-scrollbar-thumb {
    background: var(--primary-red);
    border-radius: 10px;
}

.custom-scrollbar::-webkit-scrollbar-thumb:hover {
    background: var(--primary-red-hover);
}

/*=============================================
=            Dark Theme Overrides             =
=============================================*/

[data-theme="dark"] body {
    background-color: var(--bg-color);
    color: var(--text-color);
}

[data-theme="dark"] .main-content {
    background-color: #1e1e1e !important;
    color: #e0e0e0;
}


[data-theme="dark"] .brand-model {
    color: #ffffff;
}

[data-theme="dark"] .brand-model sup {
    color: var(--primary-red);
}

[data-theme="dark"] .model-switcher-btn {
    border-color: var(--border-color);
    background: var(--container-bg);
    color: var(--text-secondary);
}

[data-theme="dark"] .model-switcher-btn:hover {
    border-color: var(--primary-red);
    background: var(--sidebar-hover);
    color: var(--primary-red);
}

[data-theme="dark"] .model-switcher-btn.open {
    background: var(--primary-red);
    border-color: var(--primary-red);
    color: white;
}

[data-theme="dark"] .dropdown-menu {
    background: var(--container-bg);
    border-color: var(--border-color);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
}

[data-theme="dark"] .navbar {
    background-color: var(--bg-color);
}

[data-theme="dark"] .dropdown-menu li {
    color: var(--text-primary);
}

[data-theme="dark"] .dropdown-menu li:hover {
    background: var(--sidebar-hover);
    color: var(--text-primary);
}

[data-theme="dark"] .dropdown-menu li.selected {
    background: var(--primary-red);
    color: white;
}

[data-theme="dark"] .sidebar-item a {
    color: #ffffff;
}

[data-theme="dark"] .sidebar-item:hover a {
    color: #ff7f7f;
}

[data-theme="dark"] .sidebar-backn .fa-bars {
    color: #ffffff;
}

[data-theme="dark"] .sidebar-footer {
    background-color: #1a1a1a;
}

[data-theme="dark"] .sidebar-footer-userinfo {
    background-color: var(--sidebar-bg);
    color: #f3f4f6;
}

[data-theme="dark"] .sidebar-footer-userinfo .user-name {
    color: #ffffff;
}

[data-theme="dark"] .sidebar-footer-userinfo .user-credit-text {
    color: #d1d5db;
}

[data-theme="dark"] .sidebar-footer-userinfo .credit-bar-container {
    background-color: #7f1d1d;
}

[data-theme="dark"] .sidebar-footer-userinfo .credit-bar-fill {
    background-color: #f87171;
}

[data-theme="dark"] .right-sidebar {
    background: var(--right-sidebar-bg);
    border-left: 1px solid rgba(0, 0, 0, 0.25);
}

[data-theme="dark"] .right-sidebar-header h4 {
    color: var(--text-color);
}

[data-theme="dark"] .right-sidebar-close {
    color: var(--text-color);
}

[data-theme="dark"] #rightsidebar2 {
    background-color: #101418 !important;
    border-left-color: rgba(255, 255, 255, 0.08) !important;
    box-shadow: -8px 0 32px rgba(0, 0, 0, 0.45) !important;
}

[data-theme="dark"] #rightsidebar2 .sidebar-header {
    background: linear-gradient(135deg, #0f172a 0%, #111827 100%) !important;
    box-shadow: 0 10px 24px rgba(0, 0, 0, 0.45) !important;
}

[data-theme="dark"] #rightsidebar2 .sidebar-tabs {
    background-color: #0f172a !important;
    border-bottom-color: rgba(255, 255, 255, 0.08) !important;
}

[data-theme="dark"] #rightsidebar2 .tab-button {
    color: #cbd5f5 !important;
}

[data-theme="dark"] #rightsidebar2 .tab-button.active {
    color: #93c5fd !important;
}

[data-theme="dark"] #rightsidebar2 .tab-button.active::after {
    background: #93c5fd !important;
}

[data-theme="dark"] #rightsidebar2 .tab-button:hover:not(.active) {
    background: rgba(59, 130, 246, 0.12) !important;
    color: #93c5fd !important;
}

[data-theme="dark"] #rightsidebar2 .sidebar-content {
    background-color: #0b0f14 !important;
}

[data-theme="dark"] #rightsidebar2 #blankSheetTextarea {
    background-color: #0b0f14 !important;
    color: #e2e8f0 !important;
}

[data-theme="dark"] #rightsidebar2 #blankSheetTextarea:focus {
    background-color: #0f172a !important;
}

[data-theme="dark"] #rightsidebar2 #analyzeWithGemini {
    background-color: #111827 !important;
    color: #ffffff !important;
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.4) !important;
    border: 1px solid rgba(255, 255, 255, 0.08) !important;
}

[data-theme="dark"] #rightsidebar2 #analyzeWithGemini:hover {
    background-color: #0f172a !important;
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.45) !important;
}

[data-theme="dark"] #rightsidebar2 .generated-question {
    background-color: #111827 !important;
    color: #e2e8f0 !important;
    border-left-color: #93c5fd !important;
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.3) !important;
}

[data-theme="dark"] #rightsidebar2 .generated-question:hover {
    background-color: #0f172a !important;
}

[data-theme="dark"] #rightsidebar2 .generated-question::before {
    background-color: #93c5fd !important;
    color: #0b0f14 !important;
}

[data-theme="dark"] #rightsidebar2 .loading {
    color: #9ca3af !important;
}

[data-theme="dark"] #rightsidebar2 .loading-spinner {
    border-color: rgba(147, 197, 253, 0.2) !important;
    border-top-color: #93c5fd !important;
}

[data-theme="dark"] #rightsidebar2::-webkit-scrollbar {
    width: 8px;
}

[data-theme="dark"] #rightsidebar2::-webkit-scrollbar-track {
    background: #252525;
}

[data-theme="dark"] #rightsidebar2::-webkit-scrollbar-thumb {
    background: #444;
    border-radius: 4px;
}

[data-theme="dark"] #rightsidebar2::-webkit-scrollbar-thumb:hover {
    background: #555;
}

[data-theme="dark"] .theme-toggle-btn:hover {
    background-color: rgba(255, 255, 255, 0.1);
}

[data-theme="dark"] .dark-icon {
    display: block;
}


[data-theme="dark"] .new-chat-btn {
    background-color: #1e1e1e;
    border: 1px solid #ff4d4d;
    color: #ffffff;
}

[data-theme="dark"] .new-chat-btn:hover {
    background-color: #ff4d4d;
    color: #121212;
    border-color: #ff4d4d;
}

[data-theme="dark"] .chat-input-container {
    background: var(--input-bg);
    border-color: var(--border-color);
}

[data-theme="dark"] .chat-input {
    color: var(--text-color);
}

[data-theme="dark"] .chat-card {
    background-color: var(--card-bg);
    border-color: var(--border-color);
}

[data-theme="dark"] .btn-icon {
    background-color: #333;
    color: #e0e0e0;
}

[data-theme="dark"] .btn-icon:hover {
    background-color: #444;
    color: #fff;
}

[data-theme="dark"] #char-count {
    color: #cccccc !important;
}

[data-theme="dark"] .fa-search {
    color: white;
}

[data-theme="dark"] .message-note.icon-button i {
    color: #a0aec0;
}

[data-theme="dark"] .dropdown-content {
    background-color: #333;
    border-color: #444;
}

[data-theme="dark"] .dropdown-content button {
    color: #e0e0e0;
}

[data-theme="dark"] .dropdown-content button:hover {
    background-color: #444;
}

[data-theme="dark"] .user-message {
    background-color: #2d3748;
    color: #e2e8f0;
}

[data-theme="dark"] .bot-message {
    color: #e2e8f0;
}

[data-theme="dark"] .icon-button {
    color: #a0aec0;
}

[data-theme="dark"] .icon-button:hover {
    color: #ffffff;
}

[data-theme="dark"] #suggestions-dropdown {
    background: #5a1a1a;
    border: 1px solid #660000;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.7);
}

[data-theme="dark"] #suggestions-dropdown .mention-suggestion:hover,
[data-theme="dark"] #suggestions-dropdown .mention-suggestion.is-active {
    background-color: rgba(255, 255, 255, 0.08);
}

[data-theme="dark"] #suggestions-dropdown .mention-avatar {
    border: 1px solid rgba(255, 255, 255, 0.18);
    background: #2a2a2a;
}

[data-theme="dark"] #suggestions-dropdown .mention-name {
    color: #fff;
}

[data-theme="dark"] #suggestions-dropdown div.ghost-style {
    color: #ff6b6b;
    background-color: #3a1a1a;
}

[data-theme="dark"] #suggestions-dropdown div.ghost-style:hover {
    background-color: #551515;
}

[data-theme="dark"] .toggle-graph-btn {
    background-color: #333333;
    color: #fff;
}

[data-theme="dark"] .profile-dropdown {
    background: #2a2a2a;
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.8);
    color: #ddd;
}

[data-theme="dark"] .profile-dropdown li a {
    color: #ddd;
}

[data-theme="dark"] .profile-dropdown li:hover,
[data-theme="dark"] .profile-dropdown li a:hover,
[data-theme="dark"] .profile-dropdown li a:focus {
    background-color: #404040;
    color: #fff;
    outline: none;
}

[data-theme="dark"] .profile-dropdown li a.theme-toggle-btn {
    color: #ddd;
    background-color: transparent;
}

[data-theme="dark"] .profile-dropdown li a.theme-toggle-btn:hover,
[data-theme="dark"] .profile-dropdown li a.theme-toggle-btn:focus {
    background-color: #505050;
    color: #fff;
    outline: none;
}

[data-theme="dark"] .profile-dropdown li a:hover i,
[data-theme="dark"] .profile-dropdown li a:focus i {
    color: #fff;
}

[data-theme="dark"] .unlock-features {
    color: #888888;
}

[data-theme="dark"] .unlock-msg {
    color: #ccc;
}

[data-theme="dark"] svg {
    stroke: #ffffff !important;
}

[data-theme="dark"] svg.lucide-plus.h-5.w-5.text-muted-foreground {
    stroke: #000000 !important;
}

[data-theme="dark"] .update-banner-container .banner-box {
    background-color: #1e1e1e;
    box-shadow: 0 2px 8px rgba(255, 255, 255, 0.05);
}

[data-theme="dark"] .banner-text {
    color: #f1f1f1;
    border-right: 3px solid #aaa;
}

[data-theme="dark"] .toggle-btn {
    background-color: #2a2a2a;
    color: #f1f1f1;
    border: 1px solid #444;
}

[data-theme="dark"] .toggle-btn:hover {
    background-color: #3a3a3a;
}

[data-theme="dark"] .banner-img {
    filter: brightness(0.9);
}

[data-theme="dark"] .chat-tips-container ul {
    background-color: transparent;
}

[data-theme="dark"] .chat-tips-container li {
    color: #ddd;
    background-color: #2a2a2a;
    border-color: #333;
}

[data-theme="dark"] .greeting-text,
[data-theme="dark"] h1.fw-medium.text-dark.text-center {
    color: #ffffff !important;
}


[data-theme="dark"] .notification-banner {
    background-color: #1f1f1f;
    color: #f1f1f1;
    box-shadow: 0 2px 6px rgba(255, 255, 255, 0.1);
}

[data-theme="dark"] #delete-confirmation-modal .modal-content {
    background-color: #2b2b2b;
    color: #e0e0e0;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.6);
}

[data-theme="dark"] #delete-confirmation-modal .modal-content p {
    color: #fff;
}

[data-theme="dark"] #delete-confirmation-modal .cancel-btn {
    background-color: #444;
    color: #e0e0e0;
}

[data-theme="dark"] #delete-confirmation-modal .cancel-btn:hover {
    background-color: #555;
}

[data-theme="dark"] pre.code-container {
    background-color: #1e1e1e;
    border-color: #2a2a2a;
    box-shadow: 0 0 0 1px #2a2a2a;
}

[data-theme="dark"] .code-header {
    background-color: #2b2b2b;
    color: #ccc;
    border-bottom-color: #3a3a3a;
}

[data-theme="dark"] .copy-code-btn {
    color: #4da3ff;
}

[data-theme="dark"] .copy-code-btn:hover {
    background-color: rgba(255, 255, 255, 0.08);
}

[data-theme="dark"] pre::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.15);
}

[data-theme="dark"] .code-container-plain {
    background-color: #000 !important;
    color: #00ff00 !important;
}

[data-theme="dark"] .feature-box {
    box-shadow: none;
    color: #f1f1f1;
}

[data-theme="dark"] .bg-green {
    background-color: #24472e !important;
}

[data-theme="dark"] .bg-red {
    background-color: #522c2c !important;
}

[data-theme="dark"] .bg-blue {
    background-color: #25324d !important;
}

[data-theme="dark"] .icon-container {
    background-color: rgba(255, 255, 255, 0.1);
    color: #ffffff;
}

[data-theme="dark"] .feature-desc {
    color: #ccc;
}

[data-theme="dark"] #chatlook {
    border-bottom-color: #444;
    color: #ffffff !important;
    background-color: transparent;
}

[data-theme="dark"] #chatlook::placeholder {
    color: #cccccc;
    opacity: 0.5;
}

[data-theme="dark"] #chatlook:focus {
    border-bottom-color: #3399ff;
}

[data-theme="dark"] .profile-dropdown li label {
    color: #ccc;
}

[data-theme="dark"] .profile-dropdown li:hover {
    background-color: #2a2a2a;
}

[data-theme="dark"] .option-btn.correct {
    border: 2px solid #38a169;
    background-color: rgba(56, 161, 105, 0.2);
    color: white;
    font-weight: 600;
}

[data-theme="dark"] .option-btn.incorrect {
    border: 2px solid #e53e3e;
    background-color: rgba(229, 62, 62, 0.2);
    color: white;
    font-weight: 600;
}

[data-theme="dark"] #codeOutputLightbox.lightbox-backdrop {
    background: rgba(0, 0, 0, 0.8);
}

[data-theme="dark"] .lightbox-box {
    background: #1e1e1e;
    color: #f0f0f0;
    box-shadow: 0 8px 24px rgba(255, 255, 255, 0.1);
}

[data-theme="dark"] .lightbox-close-btn {
    background-color: #e74c3c;
    color: #ffffff;
}

[data-theme="dark"] .lightbox-close-btn:hover {
    background-color: #c0392b;
}

[data-theme="dark"] .menu button,
[data-theme="dark"] #deleteConversation {
    background-color: transparent;
    color: #ff5e5e;
}

[data-theme="dark"] .menu button:hover,
[data-theme="dark"] #deleteConversation:hover {
    background-color: #550000;
}

/*=============================================
=               Media Queries                 =
=============================================*/

@media (max-width: 1200px) {
    #rightsidebar2 {
        width: 380px;
    }

    #rightsidebar2.active~.main-content,
    #rightsidebar2.active+.main-content {
        margin-right: 380px;
    }
}

@media (max-width: 768px) {
    .chat-input-container {
        margin: 0 auto 10px;
        width: calc(100% - 24px);
        max-width: 1000px;

        /* 👇 top-only rounding */
        border-radius: 1.5rem 1.5rem 0 0;

        padding: 1rem;
        box-sizing: border-box;
        background: var(--input-bg);
        border: 1px solid var(--border-color);
        box-shadow: 0 4px 14px rgba(0, 0, 0, 0.05);
        position: relative;
    }

    .brand-model {
        font-size: 16px;
        padding: 2px 0;
    }

    #rightsidebar2 {
        width: 100vw;
        height: 100vh;
        right: -100vw;
        z-index: 1000;
        border-radius: 0;
    }

    #rightsidebar2.active {
        right: 0;
    }

    #rightsidebar2.active~.main-content,
    #rightsidebar2.active+.main-content {
        margin-right: 0;
    }

    #rightsidebar2 .sidebar-header {
        padding: 14px 20px;
    }

    #rightsidebar2 .tab-button {
        padding: 12px 0;
        font-size: 0.9rem;
    }

    #rightsidebar2 .canvas-toolbar {
        top: 56px;
    }

    #rightsidebar2 .canvas-doc {
        min-height: 70vh;
        padding: 20px 18px;
        max-width: 100%;
    }

    .playstore-box {
        display: none;
    }

    .message {
        min-width: 30%;
    }

    .sidebar {
        position: fixed;
        top: 0;
        left: 0;
        width: 10vw;
        height: 100vh;
        height: 100dvh;
        transform: translateX(0);
        z-index: 2000;
    }

    .sidebar.hidden {
        transform: translateX(-100%);
        width: 0;
        min-width: 0;
    }

    .sidebar:not(.hidden) {
        transform: translateX(0);
    }

    .sidebar-backn {
        display: block;
    }

    .chat-input {
        margin: 0;
        padding: 0;
    }
}

@media (max-width: 480px) {
    .chat-input-container {
        margin: 0 auto 8px;
        width: calc(100% - 20px);
        max-width: 100%;
        border-radius: 1.25rem;
        padding: 0.9rem;
        box-sizing: border-box;
        background: var(--input-bg);
        border: 1px solid var(--border-color);
        box-shadow: 0 4px 14px rgba(0, 0, 0, 0.05);
        position: relative;
    }

    .brand-model {
        font-size: 14px;
        padding: 1px 0;
    }

    .right-sidebar {
        width: 100%;
        right: -100%;
        padding: 16px;
    }

    .right-sidebar.active {
        right: 0;
    }
}

@media (max-width: 480px) {
    .brand-model {
        font-size: 14px;
        padding: 1px 0;
    }

    .right-sidebar {
        width: 100%;
        right: -100%;
        padding: 16px;
    }

    .right-sidebar.active {
        right: 0;
    }
}

@media (max-height: 600px),
(max-width: 768px) {
    .scrollable-chat-list {
        max-height: calc(100vh - 180px);
        padding-bottom: 15px;
        scrollbar-width: auto;
    }

    .scrollable-chat-list::-webkit-scrollbar {
        width: 8px;
    }

    .scrollable-chat-list::-webkit-scrollbar-thumb {
        background-color: #ccc;
    }
}

@supports (scrollbar-color: auto) {
    .scrollable-chat-list {
        scrollbar-color: rgba(204, 204, 204, 0.5) transparent;
    }

    .scrollable-chat-list:hover {
        scrollbar-color: #ccc transparent;
    }

    @media (max-height: 600px),
    (max-width: 768px) {
        .scrollable-chat-list {
            scrollbar-color: #ccc transparent;
        }
    }
}

@media (max-width: 600px) {
    #mistake-text {
        display: none;
    }

    .update-banner-contain {
        display: none;
    }
}

/* =============================================
=       Redesigned Mobile & Small Screen       =
============================================= */

@media (max-width: 768px) {

    .chat-wrapper {
        width: 100%;
        padding: 0 10px;
    }

    .chat-input-container {
        width: 100%;
        margin: 0 auto 0px;
        padding: 0.8rem;
        border-radius: 1.25rem;
        background: var(--input-bg);
        border: 1px solid var(--border-color);
        box-shadow: 0 4px 16px rgba(0, 0, 0, 0.08);
        display: flex;
        flex-direction: column;
        gap: 10px;
    }

    #message-input {
        height: auto;
        min-height: 48px;
        max-height: 120px;
        font-size: 0.95rem;
        line-height: 1.4;
        padding: 10px;
        border-radius: 10px;
        background: transparent;
    }

    .chat-bottom-row {
        display: flex;
        justify-content: space-between;
        align-items: center;
        gap: 6px;
    }

    .chat-input-left,
    .chat-input-right {
        display: flex;
        gap: 6px;
    }

    .btn-icon {
        width: 38px;
        height: 38px;
        font-size: 1rem;
        background: rgba(240, 240, 240, 0.8);
        border: 1px solid rgba(0, 0, 0, 0.05);
        backdrop-filter: blur(8px);
    }

    .btn-icon:hover {
        background: var(--primary-red-light);
        color: var(--primary-red-dark);
        transform: scale(1.05);
    }

    /* Dropup menu improvements */
    .dropup-menu{
        bottom: 120%;
        left: 0;
        transform: translateY(10px);
        border-radius: 12px;
        box-shadow: 0 6px 18px rgba(0, 0, 0, 0.12);
        background: var(--card-bg);
        padding: 6px;
    }

    .dropup-menu-item.is-disabled {
    opacity: 0.5;
    cursor: not-allowed;
    pointer-events: none;
}

/* Each item inside dropup */
.dropup-menu-item {
    display: flex;
    align-items: center;
    gap: 10px;
    width: 100%;
    padding: 10px 14px;
    font-size: 14.5px;
    color: var(--text-primary);
    background: transparent;
    border: none;
    cursor: pointer;
    transition: all 0.2s ease;
    font-family: "Inter", "Poppins", sans-serif;
}

.dropup-menu-item i {
    font-size: 15px;
    color: var(--primary-red);
    width: 20px;
    text-align: center;
}

.dropup-menu-item:hover {
    background-color: var(--red-50);
    color: var(--primary-red-dark);
    transform: translateX(2px);
}

.dropup-menu-item:active {
    background-color: var(--primary-red-light);
    transform: scale(0.98);
}

/* Add divider support between sections if needed */
.dropup-menu-item.divider {
    border-top: 1px solid var(--border-color);
    margin: 4px 0;
    padding: 0;
    pointer-events: none;
}

    /* Attachment preview tweaks for mobile */
    #attachment-container {
        display: flex;
        justify-content: center;
        align-items: center;
    }

    .preview-wrapper {
        width: 64px;
        height: 64px;
        position: relative;
        border-radius: 10px;
        overflow: hidden;
        box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
    }

    .preview-image {
        width: 100%;
        height: 100%;
        object-fit: cover;
    }

    .remove-btn {
        position: absolute;
        top: 2px;
        right: 2px;
        background: rgba(255, 0, 0, 0.85);
        color: #fff;
        border: none;
        border-radius: 50%;
        width: 20px;
        height: 20px;
        font-size: 0.8rem;
        cursor: pointer;
    }

    /* Better spacing under chat */
    #mistake-text {
        font-size: 0.85rem;
        margin-top: 6px;
        text-align: center;
        color: var(--text-secondary);
    }
}

@media (max-width: 480px) {
    .chat-input-container {
        padding: 0.6rem;
        border-radius: 1rem;
    }

    #message-input {
        font-size: 0.9rem;
        padding: 8px;
    }

    .btn-icon {
        width: 34px;
        height: 34px;
        font-size: 0.9rem;
    }

    .dropup-menu

-item {
        font-size: 0.85rem;
        padding: 6px;
    }

    .preview-wrapper {
        width: 56px;
        height: 56px;
    }
}

/* ==========================
   Dark theme overrides for preferencebox
   ========================== */
[data-theme="dark"] .preferencebox {
    background-color: var(--container-bg);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

[data-theme="dark"] .preferencebox-sidebar {
    background-color: var(--sidebar-bg);
    color: var(--text-primary);
    border-right: 1px solid var(--border-color);
}

[data-theme="dark"] .preferencebox-content {
    background: var(--container-bg);
    color: var(--text-primary);
}

[data-theme="dark"] .preferencebox-close-btn {
    background-color: var(--secondary-btn-bg);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

[data-theme="dark"] .preferencebox-sidebar nav a {
    color: var(--text-secondary);
    background: transparent;
}

[data-theme="dark"] .preferencebox-sidebar nav a:hover {
    background-color: rgba(255, 77, 77, 0.15);
    color: var(--primary-red);
}

[data-theme="dark"] .preferencebox-sidebar nav a.active {
    background-color: rgba(229, 62, 62, 0.2);
    color: var(--primary-red-light);
    font-weight: 600;
}

[data-theme="dark"] .preferencebox-sidebar nav i {
    color: var(--primary-red-light);
}

[data-theme="dark"] .preferencebox-sidebar nav a.active i {
    color: var(--primary-red-light);
}

[data-theme="dark"] .preferencebox-sidebar nav a:hover i {
    color: var(--primary-red);
}

[data-theme="dark"] .preferencebox-content h2 {
    color: var(--text-primary);
    border-bottom: 1px solid var(--border-color);
}

[data-theme="dark"] .form-section h3 {
    color: var(--text-primary);
}

[data-theme="dark"] .form-group label {
    color: var(--text-secondary);
}

[data-theme="dark"] .form-group input,
[data-theme="dark"] .form-group select {
    background-color: var(--input-bg);
    color: var(--text-primary);
    border-color: var(--border-color);
}

/* Sidebar hover/active states for dark mode (stronger red) */
[data-theme="dark"] .preferencebox-sidebar nav a:hover {
    background-color: rgba(255, 77, 77, 0.15);
    color: var(--primary-red);
}

[data-theme="dark"] .preferencebox-sidebar nav a.active {
    background-color: rgba(255, 77, 77, 0.25);
    color: var(--primary-red-light);
}

[data-theme="dark"] .light-icon {
    display: none;
}

/* ==============================
   Theme Toggle Button Fix
   ============================== */
.theme-toggle-btn span {
    display: none;
}

/* Default: light mode shows dark icon */
html:not(.dark) .theme-toggle-btn .dark-icon,
body:not([data-theme="dark"]) .theme-toggle-btn .dark-icon {
    display: inline !important;
}

html:not(.dark) .theme-toggle-btn .light-icon,
body:not([data-theme="dark"]) .theme-toggle-btn .light-icon {
    display: none !important;
}

/* Dark mode: show light icon */
html.dark .theme-toggle-btn .light-icon,
body[data-theme="dark"] .theme-toggle-btn .light-icon {
    display: inline !important;
}

html.dark .theme-toggle-btn .dark-icon,
body[data-theme="dark"] .theme-toggle-btn .dark-icon {
    display: none !important;
}


/*=============================================
=             Error Banner Styles             =
=============================================*/
.error-banner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    background: linear-gradient(180deg, rgba(255, 247, 247, 0.96), rgba(255, 255, 255, 0.96));
    border: 1px solid rgba(229, 57, 53, 0.25);
    border-left: 4px solid var(--primary-red);
    border-radius: 12px;
    padding: 14px 16px;
    margin: 10px auto;
    position: sticky;
    top: 80px;
    z-index: 1050;
    max-width: 95%;
    box-shadow: 0 8px 24px rgba(15, 23, 42, 0.08);
    color: var(--text-primary);
    animation: fadeIn 0.3s ease;
    backdrop-filter: blur(10px);
    transition: background 0.3s ease, border-color 0.3s ease, color 0.3s ease, box-shadow 0.3s ease;
}

.error-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-red);
    font-size: 16px;
    width: 32px;
    height: 32px;
    border-radius: 999px;
    background: rgba(229, 57, 53, 0.12);
}

.error-text {
    flex: 1;
    font-weight: 600;
    color: var(--text-primary);
    font-size: 14px;
    line-height: 1.4;
}

.error-banner .btn-upgrade,
.error-banner .btn-close {
    border: none;
    border-radius: 999px;
    padding: 8px 14px;
    font-weight: 600;
    cursor: pointer;
    font-size: 13px;
    transition: transform 0.15s ease, box-shadow 0.2s ease, background-color 0.25s ease, color 0.2s ease;
}

.error-banner .btn-upgrade {
    background: linear-gradient(135deg, #ff914d, #ff5a3c);
    color: #fff;
    box-shadow: 0 8px 16px rgba(255, 122, 70, 0.25);
    margin-right: 6px;
}

.error-banner .btn-close {
    background: transparent;
    color: var(--text-primary);
    border: 1px solid rgba(15, 23, 42, 0.12);
}

.error-banner .btn-upgrade:hover,
.error-banner .btn-close:hover {
    transform: translateY(-1px);
    box-shadow: 0 8px 18px rgba(15, 23, 42, 0.12);
}

/* Dark Mode */
[data-theme="dark"] .error-banner {
    background: linear-gradient(180deg, rgba(50, 12, 12, 0.92), rgba(22, 11, 11, 0.92));
    border: 1px solid rgba(255, 120, 120, 0.2);
    border-left-color: #ff6b6b;
    color: #fff;
    box-shadow: 0 10px 24px rgba(0, 0, 0, 0.45);
}

[data-theme="dark"] .error-icon {
    color: #ff9b9b;
    background: rgba(255, 107, 107, 0.18);
}

[data-theme="dark"] .error-banner .btn-upgrade {
    background: linear-gradient(135deg, #ff8a50, #ff5b3c);
}

[data-theme="dark"] .error-banner .btn-close {
    color: #f2e9e9;
    border-color: rgba(255, 255, 255, 0.2);
}

[data-theme="dark"] .error-banner .btn-upgrade:hover,
[data-theme="dark"] .error-banner .btn-close:hover {
    filter: brightness(1.08);
}

/*=============================================
=           Sidebar Button (.sidebar-but)     =
=============================================*/

.sidebar-but {
    display: flex;
    flex-direction: row;
    align-items: center;
    gap: 12px;
    padding: 10px 16px;
    border: none;
    border-radius: 8px;
    background: var(--sidebar-bg);
    color: var(--gray-dark);
    font-size: 15px;
    font-weight: 500;
    cursor: pointer;
    transition:
        background-color 0.18s cubic-bezier(.4, 0, .2, 1),
        color 0.18s cubic-bezier(.4, 0, .2, 1),
        box-shadow 0.18s cubic-bezier(.4, 0, .2, 1),
        transform 0.13s cubic-bezier(.4, 0, .2, 1);
    outline: none;
    text-decoration: none;
}

.sidebar-but .sidebar-but-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2em;
    color: var(--sidebar-icon);
    min-width: 22px;
    min-height: 22px;
}

.sidebar-but .sidebar-but-text {
    flex: 1;
    text-align: left;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.sidebar-but .sidebar-but-shortcut {
    display: none;
    font-size: 12px;
    padding: 4px 8px;
    border-radius: 999px;
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    background: var(--container-bg);
    flex: 0 0 auto;
}

.sidebar-but:hover .sidebar-but-shortcut {
    display: inline-flex;
    align-items: center;
}

/* Don't show shortcuts when sidebar is minimized, even on hover */
.sidebar.hidden .sidebar-but:hover .sidebar-but-shortcut {
    display: none !important;
}

[data-theme="dark"] .sidebar-but .sidebar-but-shortcut {
    background: var(--bg-color);
    color: var(--text-secondary);
}

/* =============================
   App loading overlay
   ============================= */
.app-loading-overlay {
    position: fixed;
    inset: 0;
    z-index: 2147483646;
    background: #000;
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 24px;
    opacity: 1;
    transition: opacity 200ms ease;
}

.app-loading-overlay.is-hidden {
    opacity: 0;
    pointer-events: none;
}

.app-loading-card {
    width: min(240px, 80vw);
    border: none;
    border-radius: 20px;
    background: transparent;
    padding: 20px;
    text-align: center;
}

.app-loading-logo {
    width: 120px;
    height: 120px;
    object-fit: contain;
}

.app-loading-title {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 6px;
}

.app-loading-subtitle {
    font-size: 14px;
    color: var(--text-secondary);
}

.app-loading-cursor {
    display: inline-block;
    width: 10px;
    height: 18px;
    margin-left: 6px;
    border-radius: 2px;
    background: var(--primary-red);
    animation: appLoadingBlink 900ms step-start infinite;
    vertical-align: -3px;
}

@keyframes appLoadingBlink {
    50% {
        opacity: 0;
    }
}

.sidebar-but:hover,
.sidebar-but:focus-visible {
    background: var(--sidebar-active-bg, var(--red-50));
    color: var(--primary-red-dark);
    box-shadow: 0 2px 8px rgba(229, 62, 62, 0.08);
    transform: translateY(-1px) scale(1.01);
}

.sidebar-but:active {
    background: var(--primary-red-light);
    color: var(--primary-red-dark);
    transform: scale(0.98);
}

.sidebar-but.active,
.sidebar-but[aria-current="page"] {
    background: var(--sidebar-active-bg, var(--red-50));
    color: var(--sidebar-active-text, var(--primary-red));
    font-weight: 600;
    box-shadow: 0 2px 8px rgba(229, 62, 62, 0.12);
}

@media (max-width: 600px) {
    .sidebar-but {
        padding: 12px 10px;
        font-size: 14px;
        gap: 10px;
    }
}

/* Dark mode for .sidebar-but */
[data-theme="dark"] .sidebar-but {
    background: var(--sidebar-bg);
    color: var(--sidebar-text);
    transition: background-color 0.18s cubic-bezier(.4, 0, .2, 1),
        color 0.18s cubic-bezier(.4, 0, .2, 1),
        box-shadow 0.18s cubic-bezier(.4, 0, .2, 1),
        transform 0.13s cubic-bezier(.4, 0, .2, 1);
}

[data-theme="dark"] .sidebar-but .sidebar-but-icon {
    color: var(--sidebar-icon);
}

[data-theme="dark"] .sidebar-but:hover,
[data-theme="dark"] .sidebar-but:focus-visible {
    background: var(--sidebar-active-bg, var(--red-50));
    color: var(--primary-red-light);
    box-shadow: 0 2px 8px rgba(229, 62, 62, 0.14);
    transform: translateY(-1px) scale(1.01);
}

[data-theme="dark"] .sidebar-but:active {
    background: var(--primary-red);
    color: #fff;
    transform: scale(0.98);
}

[data-theme="dark"] .sidebar-but.active,
[data-theme="dark"] .sidebar-but[aria-current="page"] {
    background: var(--sidebar-active-bg, var(--red-50));
    color: var(--sidebar-active-text, var(--primary-red-light));
    font-weight: 600;
    box-shadow: 0 2px 12px rgba(229, 62, 62, 0.16);
}

/*=============================================
=        Conversation Gallery Section         =
=============================================*/

#conversation-gallery {
    display: none;
    margin-top: 72px;
    width: 100%;
    max-width: 1200px;
    margin-left: auto;
    margin-right: auto;
    padding: 24px;
    box-sizing: border-box;
    color: var(--text-primary);
    font-family: var(--font-family, "Inter", system-ui, -apple-system, sans-serif);
}

.gallery-hero {
    position: relative;
    background:
        radial-gradient(circle at top left,
            rgba(255, 178, 178, 0.45),
            transparent 60%),
        radial-gradient(circle at bottom right,
            rgba(255, 200, 150, 0.40),
            transparent 55%),
        linear-gradient(135deg,
            rgba(255, 150, 120, 0.35),
            rgba(255, 190, 140, 0.30));
    border-radius: 12px;
    padding: 24px;
    overflow: hidden;
}

[data-theme="dark"] .gallery-hero {
    background:
        radial-gradient(circle at 20% 20%,
            rgba(180, 70, 60, 0.45),
            transparent 55%),
        radial-gradient(circle at 80% 80%,
            rgba(200, 120, 60, 0.40),
            transparent 60%),
        linear-gradient(135deg,
            rgba(70, 25, 20, 0.95),
            rgba(40, 18, 14, 0.95)) !important;
    border: 1px solid rgba(255, 255, 255, 0.08);
    color: #f1e6e3;
}

.gallery-hero-sheen {
    position: absolute;
    inset: 0;
    pointer-events: none;
    display: none;
}

.gallery-hero-content {
    position: relative;
    z-index: 1;
    display: flex;
    gap: 24px;
    align-items: flex-start;
    justify-content: space-between;
    flex-wrap: wrap;
}

.hero-text h1 {
    margin: 6px 0 10px;
    font-size: 26px;
    letter-spacing: 0.01em;
    color: var(--text-primary);
    font-weight: 700;
}

.hero-kicker {
    text-transform: uppercase;
    letter-spacing: 0.08em;
    font-size: 11px;
    color: var(--primary-red);
    margin: 0;
    font-weight: 600;
}

.hero-subtitle {
    color: var(--text-secondary);
    max-width: 620px;
    margin: 0;
    line-height: 1.5;
    font-size: 15px;
}

.hero-card {
    display: none;
}

.hero-card-label {
    color: var(--primary-red);
    font-weight: 700;
    font-size: 12px;
    letter-spacing: 0.02em;
    margin-bottom: 8px;
}

.hero-card-list {
    margin: 0;
    padding-left: 18px;
    color: var(--text-secondary);
    line-height: 1.5;
    font-size: 14px;
}

.gallery-controls {
    margin-top: 20px;
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 16px;
    flex-wrap: wrap;
}

.gallery-filter-chips {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

.conversation-filter-chip {
    border: 1px solid var(--border-color);
    background: var(--card-bg);
    color: var(--text-primary);
    border-radius: 12px;
    padding: 10px 14px;
    cursor: pointer;
}

.conversation-filter-chip:hover {
    border-color: var(--primary-red-hover);

}

.conversation-filter-chip.is-active {
    background: var(--primary-red);
    color: #F9FAFB;
}

.gallery-search-sort {
    display: flex;
    gap: 12px;
    align-items: center;
    flex-wrap: wrap;
}

.gallery-search {
    display: flex;
    align-items: center;
    gap: 8px;
    border-radius: 12px;
    padding: 10px 12px;
    min-width: 260px;
}

.gallery-search input {
    background: transparent;
    border: none;
    color: var(--text-primary);
    width: 100%;
    outline: none;
    font-size: 14px;
}

.gallery-search i {
    color: var(--text-secondary);
}

.gallery-sort {
    display: flex;
    flex-direction: column;
    gap: 6px;
    color: var(--text-secondary);
}

.gallery-sort select {
    background: var(--card-bg);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    padding: 10px 12px;
    min-width: 200px;
}

.gallery-hint {
    margin: 14px 0 10px;
    color: var(--text-secondary);
    font-size: 13px;
}

#conversation-gallery-grid.conversation-gallery-grid,
#conversation-gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 16px;
    margin-top: 8px;
}

.conversation-group-title {
    margin-top: 18px;
    margin-bottom: 8px;
    font-weight: 700;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--text-secondary);
    font-size: 12px;
    grid-column: 1 / -1;
}

.conversation-card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
    cursor: pointer;
    display: flex;
    flex-direction: column;
}

.conversation-card:hover {
    border-color: var(--primary-red);
    box-shadow: 0 4px 12px rgba(233, 72, 72, 0.15);
}

.conversation-thumbnail {
    position: relative;
    min-height: 140px;
    display: block;
    padding: 50px 14px 14px 14px;
    color: var(--text-primary);
    font-weight: 700;
    letter-spacing: 0.01em;
    background: linear-gradient(135deg,
            rgba(185, 28, 28, 0.28),
            rgba(127, 29, 29, 0.16));
    border-bottom: 1px solid var(--border-color);
    overflow: visible;
}

.conversation-thumbnail span {
    max-width: 70%;
    line-height: 1.3;
    font-size: 15px;
}

.icon-btn-container {
    position: absolute;
    top: 10px;
    right: 10px;
    display: flex;
    flex-direction: row;
    gap: 8px;
    align-items: center;
    z-index: 10;
}

.conversation-card:hover .icon-btn-container {
    gap: 8px;
}

.icon-btn {
    width: 34px;
    height: 34px;
    padding: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 6px;
    border: none;
    background: rgba(0, 0, 0, 0.15);
    color: #fff;
    cursor: pointer;
    transition: background 0.15s ease, transform 0.15s ease;
    flex-shrink: 0;
    font-size: 14px;
    line-height: 1;
}


.icon-btn:hover {
    background: var(--primary-red);
    transform: translateY(-1px);
}


.conversation-card-content {
    padding: 14px 14px 16px;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.conversation-title {
    font-size: 17px;
    font-weight: 700;
    color: var(--text-primary);
}

.conversation-meta-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
}

.conversation-owner {
    display: flex;
    align-items: center;
    gap: 10px;
}

.conversation-owner-avatar,
.conversation-participant-avatar {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    object-fit: cover;
    border: 1px solid var(--border-color);
}

.conversation-owner-name {
    color: var(--text-primary);
    font-weight: 600;
    font-size: 14px;
}

.conversation-participants {
    display: flex;
    align-items: center;
    gap: 6px;
    flex-wrap: wrap;
    justify-content: flex-end;
}

.conversation-participant-avatar {
    width: 28px;
    height: 28px;
    box-shadow: 0 0 0 2px var(--card-bg);
}

.conversation-empty {
    margin-top: 16px;
    padding: 18px;
    border: 1px dashed var(--border-color);
    border-radius: 12px;
    color: var(--text-secondary);
    text-align: center;
    background: var(--card-bg);
    grid-column: 1 / -1;
}

.gradient-green-1 {
    background: rgba(34, 197, 94, 0.15);
}

.gradient-green-2 {
    background: rgba(34, 197, 94, 0.12);
}

.gradient-green-3 {
    background: rgba(34, 197, 94, 0.10);
}

.gradient-green-4 {
    background: rgba(34, 197, 94, 0.08);
}

.gradient-green-5 {
    background: rgba(34, 197, 94, 0.06);
}

.gradient-green-6 {
    background: rgba(34, 197, 94, 0.04);
}

@media (max-width: 1024px) {
    #conversation-gallery {
        padding: 20px;
    }
}

@media (max-width: 900px) {
    #conversation-gallery {
        padding: 16px;
    }

    .hero-text h1 {
        font-size: 24px;
    }

    .hero-subtitle {
        max-width: 100%;
    }

    .gallery-hero-content {
        flex-direction: column;
    }

    .rename-btn {
        right: 14px;
        top: 48px;
    }

    .publish-btn {
        right: 14px;
        top: 86px;
    }

    .share-btn {
        right: 52px;
    }

    .delete-btn {
        right: 90px;
    }
}



[data-theme="dark"] .conversation-title {
    color: var(--text-primary);
}

[data-theme="dark"] .conversation-meta {
    color: var(--text-secondary);
}

[data-theme="dark"] .conversation-thumbnail .icon-btn {
    background: rgba(0, 0, 0, 0.22);
    color: #fff;
}

[data-theme="dark"] .conversation-thumbnail .icon-btn:hover {
    background: var(--primary-red);
    color: #fff;
}


/* SEARCH BOX WRAPPER */
#conversation-search-box {
    padding: 12px;
    position: relative;
    display: flex;
    gap: 10px;
    align-items: center;
    flex-wrap: wrap;
}

/* SEARCH INPUT — LIGHT MODE */
#conversation-search-input {
    width: 100%;
    padding: 10px 12px;
    border-radius: 10px;
    border: 1px solid #dcdcdc;
    background: #ffffff;
    color: #1a1a1a;
    font-size: 15px;
    outline: none;
    transition: .25s ease;
}

#conversation-sort-select {
    flex: 0 0 auto;
    padding: 10px 12px;
    border-radius: 10px;
    border: 1px solid #dcdcdc;
    background: #ffffff;
    color: #1a1a1a;
    font-size: 15px;
    outline: none;
    transition: .25s ease;
    min-width: 170px;
}

@media (max-width: 640px) {
    #conversation-sort-select {
        width: 100%;
        min-width: 0;
    }
}

[data-theme="dark"] #conversation-sort-select {
    background: #1b1c1e;
    border: 1px solid #2d2f31;
    color: #f2f2f2;
}

.conversation-group-title {
    grid-column: 1 / -1;
    font-size: 14px;
    font-weight: 700;
    color: var(--text-secondary);
    margin-top: 6px;
}

.conversation-meta-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
}

.conversation-owner {
    display: flex;
    align-items: center;
    gap: 8px;
    min-width: 0;
}

.conversation-owner-avatar {
    width: 22px;
    height: 22px;
    border-radius: 50%;
    object-fit: cover;
    border: 1px solid var(--border-color);
    flex: 0 0 auto;
}

.conversation-owner-name {
    font-size: 0.875rem;
    color: var(--text-secondary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.conversation-participants {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    flex: 0 0 auto;
}

.conversation-participant-avatar {
    width: 22px;
    height: 22px;
    border-radius: 50%;
    object-fit: cover;
    border: 1px solid var(--border-color);
    margin-left: -6px;
    background: var(--card-bg);
}

.conversation-thumbnail .icon-btn.rename-btn {
    right: 80px;
}

#conversation-search-input::placeholder {
    color: #6b6b6b;
}

#conversation-search-input:focus {
    border-color: #4a84ff;
    box-shadow: 0 0 4px rgba(74, 132, 255, 0.5);
}

/* SUGGESTIONS BOX — LIGHT MODE */
#conversation-search-suggestions {
    position: absolute;
    top: 60px;
    left: 12px;
    right: 12px;
    background: #ffffff;
    border: 1px solid #dcdcdc;
    border-radius: 8px;
    padding: 4px 0;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.05);
    display: none;
    max-height: 220px;
    overflow-y: auto;
    z-index: 200;
}

/* SUGGESTION ITEM — LIGHT */
#conversation-search-suggestions div {
    padding: 10px 14px;
    cursor: pointer;
    font-size: 14px;
    color: #1a1a1a;
    transition: .2s;
    border-bottom: 1px solid #e6e6e6;
}

#conversation-search-suggestions div:last-child {
    border-bottom: none;
}

#conversation-search-suggestions div:hover {
    background: #f5f5f5;
}

/* Scrollbar */
#conversation-search-suggestions::-webkit-scrollbar {
    width: 6px;
}

#conversation-search-suggestions::-webkit-scrollbar-thumb {
    background: #d1d1d1;
    border-radius: 4px;
}

/* ===================== */
/* DARK MODE THEME       */
/* ===================== */

[data-theme="dark"] #conversation-search-input {
    background: #1b1c1e;
    border: 1px solid #2d2f31;
    color: #f2f2f2;
}

[data-theme="dark"] #conversation-search-input::placeholder {
    color: #a8a8a8;
}

[data-theme="dark"] #conversation-search-input:focus {
    border-color: #5c8dff;
    box-shadow: 0 0 4px rgba(92, 141, 255, 0.4);
}

[data-theme="dark"] #conversation-search-suggestions {
    background: #1b1c1e;
    border: 1px solid #2d2f31;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.4);
}

[data-theme="dark"] #conversation-search-suggestions div {
    color: #f2f2f2;
    border-bottom: 1px solid #2c2c2c;
}

[data-theme="dark"] #conversation-search-suggestions div:hover {
    background: #26282b;
}

/* scrollbar dark mode */
[data-theme="dark"] #conversation-search-suggestions::-webkit-scrollbar-thumb {
    background: #3a3a3a;
}

/* conversation-meta dark */
[data-theme="dark"] .conversation-meta {
    color: #9b9b9b;
}

#sidebar-credit-text .upgrade-link {
    display: inline-block;
    padding: 7px 14px;
    font-size: 13px;
    font-weight: 600;
    color: white;
    background: rgba(255, 40, 40, 0.35);
    backdrop-filter: blur(8px);
    border: 1px solid rgba(255, 80, 80, 0.45);
    border-radius: 6px;
    text-decoration: none;
    box-shadow: 0 4px 10px rgba(255, 60, 60, 0.25);
    transition: all 0.25s ease;
}

#sidebar-credit-text .upgrade-link:hover {
    background: rgba(255, 40, 40, 0.5);
    border-color: rgba(255, 90, 90, 0.6);
    box-shadow: 0 6px 14px rgba(255, 60, 60, 0.28);
    transform: translateY(-1px);
}

#sidebar-credit-text .upgrade-link:active {
    transform: translateY(0);
    box-shadow: 0 3px 8px rgba(255, 60, 60, 0.2);
}

/* Dark mode */
[data-theme="dark"] #sidebar-credit-text .upgrade-link {
    color: white;
    background: rgba(255, 50, 50, 0.18);
    border: 1px solid rgba(255, 70, 70, 0.28);
    box-shadow: 0 3px 10px rgba(255, 50, 50, 0.15);
}

[data-theme="dark"] #sidebar-credit-text .upgrade-link:hover {
    background: rgba(255, 50, 50, 0.3);
    border-color: rgba(255, 80, 80, 0.45);
    box-shadow: 0 5px 12px rgba(255, 50, 50, 0.2);
}

/*=============================================
=         Smooth Streaming Animation          =
=============================================*/

/* Streaming cursor - ChatGPT style blinking cursor */
.streaming-cursor {
    display: inline-block;
    width: 8px;
    height: 1.2em;
    background-color: var(--text-primary, #333);
    margin-left: 2px;
    vertical-align: text-bottom;
    animation: cursorBlink 0.8s ease-in-out infinite;
    border-radius: 1px;
}

@keyframes cursorBlink {

    0%,
    50% {
        opacity: 1;
    }

    51%,
    100% {
        opacity: 0;
    }
}

/* Smooth text appearance for streaming content */
.streaming-content {
    line-height: 1.6;
}

.streaming-content p,
.streaming-content li,
.streaming-content span {
    animation: textFadeIn 0.15s ease-out;
}

@keyframes textFadeIn {
    from {
        opacity: 0.7;
    }

    to {
        opacity: 1;
    }
}

/* Message bubble during streaming */
.message.streaming {
    position: relative;
}

.message.streaming::after {
    content: '';
    position: absolute;
    bottom: 8px;
    left: 15px;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--primary-red), transparent);
    animation: streamingLine 1.5s ease-in-out infinite;
}

@keyframes streamingLine {
    0% {
        width: 0;
        opacity: 0.5;
    }

    50% {
        width: 60px;
        opacity: 1;
    }

    100% {
        width: 0;
        opacity: 0.5;
    }
}

/* Dark mode cursor */
[data-theme="dark"] .streaming-cursor {
    background-color: var(--text-primary, #e0e0e0);
}

/*=============================================
=         Citations & Search Status           =
=============================================*/

/* Thinking/Searching status indicator */
.thinking-status {
    display: flex;
    align-items: center;
    gap: 6px;
    color: #888888;
    font-size: 13px;
    margin-bottom: 8px;
    padding: 6px 10px;
    background: rgba(0, 0, 0, 0.03);
    border-radius: 8px;
    animation: statusPulse 2s ease-in-out infinite;
}

.thinking-status .status-icon {
    font-size: 14px;
    animation: statusIconBounce 1s ease-in-out infinite;
}

.thinking-status .status-text {
    font-style: italic;
}

@keyframes statusPulse {

    0%,
    100% {
        opacity: 0.7;
    }

    50% {
        opacity: 1;
    }
}

@keyframes statusIconBounce {

    0%,
    100% {
        transform: translateY(0);
    }

    50% {
        transform: translateY(-2px);
    }
}

/* Citations section styling */
.citations-section {
    display: none;
    margin-top: 16px;
    padding-top: 12px;
    border-top: 1px solid var(--border-color, #e0e0e0);
}

.citations-header {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 12px;
    font-size: 12px;
    color: var(--text-secondary, #888);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.8px;
}

.citations-icon {
    font-size: 14px;
    opacity: 0.8;
}

.citations-title {
    font-size: 11px;
}

.citations-list {
    display: none;
    flex-wrap: wrap;
    gap: 10px;
}

/* Tablet-shaped source cards */
.citation-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 14px;
    background: linear-gradient(135deg, var(--card-bg, #f8f9fa) 0%, var(--card-bg, #f0f1f2) 100%);
    border: 1px solid var(--border-color, #e0e0e0);
    border-radius: 12px;
    text-decoration: none;
    color: var(--text-primary, #333);
    font-size: 13px;
    transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    min-width: 140px;
    max-width: 220px;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.06);
}

.citation-item:hover {
    background: linear-gradient(135deg, var(--primary-red) 0%, var(--primary-red-hover) 100%);
    color: white;
    border-color: var(--primary-red);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(229, 57, 53, 0.3);
}

.citation-item:hover .citation-favicon {
    transform: scale(1.1);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
}

/* Rounded favicon */
.citation-favicon {
    width: 24px;
    height: 24px;
    border-radius: 8px;
    object-fit: cover;
    flex-shrink: 0;
    background: white;
    padding: 2px;
    box-shadow: 0 1px 4px rgba(0, 0, 0, 0.1);
    transition: all 0.25s ease;
}

.citation-title {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    font-weight: 500;
    font-size: 12px;
    line-height: 1.3;
}

/* Dark mode citations */
[data-theme="dark"] .thinking-status {
    background: rgba(255, 255, 255, 0.05);
    color: #aaa;
}

[data-theme="dark"] .citations-section {
    border-top-color: var(--border-color, #444);
}

[data-theme="dark"] .citations-header {
    color: var(--text-secondary, #888);
}

[data-theme="dark"] .citation-item {
    background: linear-gradient(135deg, var(--card-bg, #2a2a2a) 0%, #333 100%);
    border-color: var(--border-color, #444);
    color: var(--text-primary, #e0e0e0);
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.2);
}

[data-theme="dark"] .citation-item:hover {
    background: linear-gradient(135deg, var(--primary-red) 0%, var(--primary-red-hover) 100%);
    color: white;
    border-color: var(--primary-red);
    box-shadow: 0 4px 12px rgba(229, 57, 53, 0.4);
}

[data-theme="dark"] .citation-favicon {
    background: #444;
    box-shadow: 0 1px 4px rgba(0, 0, 0, 0.3);
}

/* Responsive citations */
@media (max-width: 600px) {
    .citations-list {
        gap: 8px;
    }

    .citation-item {
        min-width: 120px;
        max-width: 100%;
        padding: 8px 12px;
    }

    .citation-favicon {
        width: 20px;
        height: 20px;
    }

    .citation-title {
        font-size: 11px;
    }
}

/*=============================================
=         Inline Citations (Superscript)      =
=============================================*/

/* Citation group container */
.citation-group {
    display: inline;
    font-size: 0.75em;
    vertical-align: super;
    line-height: 0;
    margin-left: 1px;
}

/* Individual inline citation link */
.inline-citation {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 16px;
    height: 16px;
    padding: 0 4px;
    margin: 0 1px;
    background: linear-gradient(135deg, var(--primary-red) 0%, var(--primary-red-hover) 100%);
    color: white !important;
    font-size: 10px;
    font-weight: 600;
    border-radius: 4px;
    text-decoration: none !important;
    transition: all 0.2s ease;
    cursor: pointer;
    box-shadow: 0 1px 3px rgba(229, 57, 53, 0.3);
}

.inline-citation:hover {
    background: linear-gradient(135deg, var(--primary-red-hover) 0%, var(--primary-red-dark) 100%);
    transform: translateY(-1px) scale(1.1);
    box-shadow: 0 2px 6px rgba(229, 57, 53, 0.4);
}

.inline-citation:active {
    transform: translateY(0) scale(1);
}

/* Dark mode inline citations */
[data-theme="dark"] .inline-citation {
    background: linear-gradient(135deg, var(--primary-red) 0%, var(--primary-red-hover) 100%);
    box-shadow: 0 1px 3px rgba(229, 57, 53, 0.4);
}

[data-theme="dark"] .inline-citation:hover {
    box-shadow: 0 2px 6px rgba(229, 57, 53, 0.5);
}

/* =============================
   Share modal styling
   ============================= */
.share-modal {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.35);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2147483645;
    padding: 16px;
}

.share-modal.hidden {
    display: none;
}

.share-modal-content {
    width: 560px;
    max-width: 92vw;
    max-height: 86vh;
    background: var(--container-bg);
    border: 1px solid var(--border-color);
    border-radius: 14px;
    box-shadow: 0 16px 36px rgba(0, 0, 0, 0.16);
    padding: 20px;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.share-modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    margin-bottom: 12px;
}

.share-modal-kicker {
    font-size: 12px;
    color: var(--text-secondary);
    margin: 0 0 4px 0;
    letter-spacing: 0.04em;
    text-transform: uppercase;
}

.share-modal-close {
    border: none;
    background: var(--bg-color);
    color: var(--text-primary);
    font-size: 22px;
    cursor: pointer;
    width: 34px;
    height: 34px;
    border-radius: 10px;
    display: grid;
    place-items: center;
}

.share-modal-close:hover {
    background: var(--red-50);
}

.share-modal-body {
    display: flex;
    flex-direction: column;
    gap: 14px;
    min-height: 0;
    overflow-y: auto;
}

.share-modal-subtitle {
    margin: 0;
    color: var(--text-secondary);
    font-size: 14px;
}

.share-modal-row label {
    display: block;
    font-weight: 600;
    margin-bottom: 6px;
}

.share-search-box {
    display: flex;
    align-items: center;
    gap: 8px;
    border: 1px solid var(--border-color);
    background: var(--input-bg);
    border-radius: 10px;
    padding: 10px 12px;
}

.share-search-box input {
    flex: 1;
    border: none;
    outline: none;
    background: transparent;
    font-size: 15px;
    color: var(--text-primary);
}

.share-search-results {
    display: flex;
    flex-direction: column;
    gap: 8px;
    max-height: 240px;
    overflow-y: auto;
    margin-top: 8px;
}

.share-result {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 10px 12px;
    border: 1px solid var(--border-color);
    border-radius: 10px;
    background: var(--card-bg);
}

.share-result-left {
    display: flex;
    align-items: center;
    gap: 10px;
}

.share-result img,
.share-pill img {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    object-fit: cover;
}

.share-result-text {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.share-name {
    font-weight: 600;
    color: var(--text-primary);
}

.share-email {
    font-size: 13px;
    color: var(--text-secondary);
}

.share-add-btn {
    border: none;
    background: var(--primary-red);
    color: #fff;
    border-radius: 10px;
    padding: 8px 12px;
    cursor: pointer;
    font-weight: 600;
}

.share-add-btn:hover {
    background: var(--primary-red-hover);
}

.share-section-header {
    font-weight: 600;
    margin-bottom: 6px;
    color: var(--text-primary);
}

.share-pill-container {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.share-pill {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    border: 1px solid var(--border-color);
    padding: 8px 10px;
    border-radius: 12px;
    background: var(--bg-color);
}

.share-remove-btn {
    margin-left: auto;
    border: 1px solid var(--border-color);
    background: transparent;
    color: var(--text-primary);
    padding: 6px 10px;
    border-radius: 10px;
    font-size: 12px;
    cursor: pointer;
}

.share-remove-btn:hover {
    opacity: 0.9;
}

.collab-speaking-indicator {
    font-size: 12px;
    color: var(--text-secondary);
    white-space: nowrap;
    max-width: 260px;
    overflow: hidden;
    text-overflow: ellipsis;
}

#collab-mic-toggle.is-unmuted {
    background: var(--sidebar-active-bg);
}

.share-pill-meta {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.share-pill-name {
    font-weight: 600;
}

.share-pill-role {
    font-size: 12px;
    color: var(--text-secondary);
    text-transform: capitalize;
}

.share-empty {
    color: var(--text-secondary);
    font-size: 14px;
    padding: 6px 0;
}

.share-link-row {
    display: flex;
    align-items: center;
    gap: 10px;
}

.share-link-row input {
    flex: 1;
    border: 1px solid var(--border-color);
    padding: 10px;
    border-radius: 10px;
    background: var(--input-bg);
}

.share-link-row button {
    border: none;
    background: var(--text-primary);
    color: #fff;
    padding: 10px 12px;
    border-radius: 10px;
    cursor: pointer;
    font-weight: 600;
}

.share-link-row button:hover {
    background: var(--primary-red);
}

.share-modal-status {
    font-size: 14px;
    min-height: 18px;
}

.share-modal-status[data-type="error"] {
    color: #b91c1c;
}

.share-modal-status[data-type="success"] {
    color: #15803d;
}

.share-modal-status[data-type="info"] {
    color: var(--text-secondary);
}

/* ============================================
   Publish Chat Buttons
   ============================================ */
.share-modal-publish-btn,
.share-modal-unpublish-btn {
    border: none;
    padding: 10px 16px;
    border-radius: 8px;
    cursor: pointer;
    font-weight: 600;
    font-size: 14px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s ease;
}

.share-modal-publish-btn {
    background: #2196F3;
    color: white;
}

.share-modal-publish-btn:hover {
    background: #1976D2;
    transform: translateY(-1px);
}

.share-modal-unpublish-btn {
    background: #757575;
    color: white;
}

.share-modal-unpublish-btn:hover {
    background: #616161;
    transform: translateY(-1px);
}

#publish-status-container {
    border: 1px solid #e0e0e0;
    padding: 12px;
    border-radius: 8px;
    background: var(--bg-color);
}

#publish-info-box {
    background: #f0f8ff !important;
    border-left: 4px solid #2196F3 !important;
    padding: 12px;
    border-radius: 6px;
}

[data-theme="dark"] #publish-info-box {
    background: #1a3a52 !important;
}

/* ============================================
   File Attach Button Disabled State
   ============================================ */
#fileAttach:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    pointer-events: auto;
}

#fileAttach:disabled:hover::after {
    content: attr(data-tooltip);
    position: absolute;
    bottom: 100%;
    left: 50%;
    transform: translateX(-50%);
    background-color: #1a202c;
    color: #ffffff;
    padding: 8px 12px;
    border-radius: 6px;
    font-size: 12px;
    white-space: nowrap;
    margin-bottom: 8px;
    z-index: 1000;
    pointer-events: none;
}

#fileAttach:disabled:hover::before {
    content: '';
    position: absolute;
    bottom: 100%;
    left: 50%;
    transform: translateX(-50%);
    border: 6px solid transparent;
    border-top-color: #1a202c;
    margin-bottom: -4px;
    z-index: 1000;
}

#fileAttach {
    position: relative;
}

/* Dark mode support */
[data-theme="dark"] #fileAttach:disabled:hover::after {
    background-color: #e2e8f0;
    color: #1a202c;
}

[data-theme="dark"] #fileAttach:disabled:hover::before {
    border-top-color: #e2e8f0;
}

/* ============================================
   Trial Ended Banner Styles
   ============================================ */
.trial-ended-banner {
    background: linear-gradient(135deg, #e53e3e 0%, #c53030 100%);
    border: 1px solid #b71c1c;
    border-radius: 8px;
    padding: 12px 16px;
    margin-bottom: 8px;
    box-shadow: 0 4px 12px rgba(229, 57, 53, 0.25);
    animation: slideDown 0.3s ease-out;
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.trial-ended-banner-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
}

.trial-ended-message {
    color: #ffffff;
    flex: 1;
}

.trial-ended-message strong {
    display: block;
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 4px;
}

.trial-ended-message p {
    margin: 0;
    font-size: 13px;
    opacity: 0.95;
}

.trial-ended-banner-actions {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-shrink: 0;
}

.banner-upgrade-button {
    background-color: #ffffff;
    color: #e53e3e;
    border: none;
    border-radius: 6px;
    padding: 8px 16px;
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    white-space: nowrap;
    transition: all 0.2s ease;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.banner-upgrade-button:hover {
    background-color: #f8f8f8;
    transform: translateY(-1px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.15);
}

.banner-upgrade-button:active {
    transform: translateY(0);
}

.banner-close-button {
    background: none;
    border: none;
    color: #ffffff;
    font-size: 24px;
    cursor: pointer;
    padding: 0;
    width: 28px;
    height: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: transform 0.2s ease, opacity 0.2s ease;
    opacity: 0.8;
    flex-shrink: 0;
}

.banner-close-button:hover {
    opacity: 1;
    transform: scale(1.1);
}

.banner-close-button:active {
    transform: scale(0.95);
}

/* Dark mode support for banner */
[data-theme="dark"] .trial-ended-banner {
    background: linear-gradient(135deg, #c53030 0%, #9b2c2c 100%);
    border-color: #9b2c2c;
}

[data-theme="dark"] .banner-upgrade-button {
    background-color: #f5f5f5;
    color: #c53030;
}

/*=============================================
=          UI/UX ENHANCEMENTS 2026            =
=============================================*/

/* Enhanced Import for Modern Typography */


/* ========== ENHANCED SIDEBAR ========== */
.sidebar {
    background: linear-gradient(180deg, var(--sidebar-bg) 0%, rgba(249, 250, 251, 0.98) 100%);
    border-right: 1px solid rgba(0, 0, 0, 0.06);
    box-shadow: 4px 0 24px rgba(0, 0, 0, 0.03);
}

[data-theme="dark"] .sidebar {
    background: linear-gradient(180deg, var(--sidebar-bg) 0%, rgba(26, 26, 26, 0.98) 100%);
    border-right: 1px solid rgba(255, 255, 255, 0.06);
    box-shadow: 4px 0 24px rgba(0, 0, 0, 0.2);
}

.sidebar-items {
    padding: 16px 12px;
    display: flex;
    flex-direction: column;
    gap: 4px;
    flex: 1;
    overflow-y: auto;
}

/* Clean Enterprise Sidebar Buttons */
.sidebar-but {
    display: flex;
    flex-direction: row;
    align-items: center;
    gap: 12px;
    padding: 10px 14px;
    border: none;
    border-radius: 8px;
    background: transparent;
    color: var(--text-secondary);
    font-size: 14px;
    font-weight: 500;
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    cursor: pointer;
    transition: all 0.15s ease;
    text-decoration: none;
    outline: none;
}

.sidebar-but:hover {
    background: var(--gray-light);
    color: var(--text-primary);
}

.sidebar-but:active {
    background: var(--border-color);
}

.sidebar-but.active {
    background: var(--red-50);
    color: var(--primary-red);
    font-weight: 600;
}

.sidebar-but .sidebar-but-icon {
    width: 18px;
    height: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    color: inherit;
    transition: color 0.15s ease;
}

.sidebar-but:hover .sidebar-but-icon {
    color: var(--primary-red);
}

/* Clean Enterprise Footer User Info */
.sidebar-footer-userinfo {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 16px;
    cursor: pointer;
    transition: background 0.15s ease;
}

.sidebar-footer-userinfo:hover {
    background: var(--gray-light);
    border-radius: 18px;
}



[data-theme="dark"] .sidebar-footer-userinfo:hover {
    background: var(--sidebar-hover);
}

.sidebar-footer-userinfo .user-avatar {
    width: 36px;
    height: 36px;
    border-radius: 8px;
    overflow: hidden;
    flex-shrink: 0;
}

.sidebar-footer-userinfo .user-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.sidebar-footer-userinfo .user-details {
    flex: 1;
    min-width: 0;
}

.sidebar-footer-userinfo .user-name {
    font-weight: 600;
    font-size: 14px;
    color: var(--text-primary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.sidebar-footer-userinfo .user-credit-text {
    font-size: 12px;
    color: var(--text-secondary);
    font-weight: 400;
    margin-top: 2px;
}

.sidebar-footer-userinfo .credit-bar-container {
    background: var(--border-color);
    height: 4px;
    border-radius: 4px;
    overflow: hidden;
    margin-top: 6px;
}

.sidebar-footer-userinfo .credit-bar-fill {
    background: var(--primary-red);
    height: 100%;
    border-radius: 4px;
    transition: width 0.3s ease;
}

/* ========== ENHANCED GREETING SECTION ========== */
.empty-greeting {
    text-align: center;
    padding: 48px 24px 32px;
    max-width: 700px;
    margin: 0 auto;
}

/* Emoji wrapper - displays emoji above the text */
.greeting-emoji-wrapper {
    margin-bottom: 16px;
}

.greeting-emoji-wrapper .animated-emoji,
#greeting-emoji {
    font-size: 3.5rem;
    display: inline-block;
    animation: float-bounce 2.5s ease-in-out infinite;
    filter: drop-shadow(0 4px 8px rgba(0, 0, 0, 0.1));
}

@keyframes float-bounce {

    0%,
    100% {
        transform: translateY(0px) rotate(0deg);
    }

    25% {
        transform: translateY(-10px) rotate(-5deg);
    }

    50% {
        transform: translateY(-15px) rotate(0deg);
    }

    75% {
        transform: translateY(-10px) rotate(5deg);
    }
}

/* Main greeting heading */
.greeting-heading {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    font-size: clamp(1.75rem, 5vw, 2.75rem);
    font-weight: 700;
    letter-spacing: -0.03em;
    line-height: 1.2;
    margin: 0 0 12px 0;
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    align-items: baseline;
    gap: 0.3em;
}

/* Greeting text - simple styling */
.greeting-text {
    color: var(--text-secondary);
    display: inline;
}

/* User name with accent color */
.greeting-name {
    color: var(--primary-red);
    font-weight: 800;
}

.greeting-name::after {
    content: ' !';
    color: var(--text-primary);
}

/* Subtitle */
.greeting-subtitle {
    font-family: 'Inter', sans-serif;
    font-size: 1.1rem;
    font-weight: 400;
    color: var(--text-secondary);
    margin: 0;
    opacity: 0.8;
    animation: fadeInUp 0.5s ease 0.2s both;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(10px);
    }

    to {
        opacity: 0.8;
        transform: translateY(0);
    }
}

/* Spacer between greeting and chat input */
.greeting-spacer {
    height: 48px;
}

/* Dark mode adjustments for greeting */
[data-theme="dark"] .greeting-text {
    color: var(--text-secondary);
}

[data-theme="dark"] .greeting-name {
    color: var(--primary-red);
}

[data-theme="dark"] .greeting-name::after {
    color: var(--text-primary);
}

[data-theme="dark"] .greeting-subtitle {
    color: var(--text-secondary);
}

[data-theme="dark"] .greeting-emoji-wrapper .animated-emoji,
[data-theme="dark"] #greeting-emoji {
    filter: drop-shadow(0 4px 8px rgba(0, 0, 0, 0.3));
}

/* Responsive adjustments */
@media (max-width: 600px) {
    .empty-greeting {
        padding: 32px 16px 24px;
    }

    .greeting-emoji-wrapper .animated-emoji,
    #greeting-emoji {
        font-size: 2.5rem;
    }

    .greeting-heading {
        font-size: 1.5rem;
    }

    .greeting-subtitle {
        font-size: 0.95rem;
    }

    .greeting-spacer {
        height: 20px;
    }
}

.chat-start-container {
    animation: fadeInScale 0.5s cubic-bezier(.4, 0, .2, 1);
}

@keyframes fadeInScale {
    from {
        opacity: 0;
        transform: scale(0.96) translateY(20px);
    }

    to {
        opacity: 1;
        transform: scale(1) translateY(0);
    }
}

/* ========== ENTERPRISE CHAT INPUT ========== */
.chat-input-container {
    background: var(--container-bg);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.03), 0 1px 2px rgba(0, 0, 0, 0.02);
    transition: all 0.2s ease;
    padding: 16px 20px;
    margin: 0 auto 5px;
    max-width: 800px;
}

.chat-input-container:focus-within {
    border-color: var(--primary-red);
    box-shadow: 0 0 0 3px rgba(229, 62, 62, 0.1);
}

[data-theme="dark"] .chat-input-container {
    background: var(--container-bg);
    border: 1px solid var(--border-color);
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.2), 0 2px 4px -1px rgba(0, 0, 0, 0.1);
}

#message-input {
    font-family: inherit;
    font-size: 0.95rem;
    line-height: 1.5;
    color: var(--text-primary);
    background: transparent;
    border: none;
    resize: none;
    padding: 0;
    min-height: 24px;
    max-height: 200px;
}

#message-input::placeholder {
    color: var(--text-secondary);
    opacity: 0.5;
}

/* Professional icon buttons */
.btn-icon {
    width: 36px;
    height: 36px;
    border-radius: 8px;
    background: transparent;
    color: var(--text-secondary);
    border: none;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s ease;
    cursor: pointer;
}

.btn-icon:hover {
    background: var(--gray-light);
    color: var(--primary-red);
}

.btn-icon:active {
    background: var(--border-color);
}

[data-theme="dark"] .btn-icon:hover {
    background: var(--sidebar-hover);
}

/* Primary Send Button */
#send-button.send-btn {
    background: var(--primary-red);
    color: white;
    border-radius: 8px;
    width: 36px;
    height: 36px;
    box-shadow: 0 2px 4px rgba(229, 62, 62, 0.2);
}

#send-button.send-btn:hover {
    background: var(--primary-red-hover);
    transform: none;
    box-shadow: 0 4px 8px rgba(229, 62, 62, 0.3);
}

#send-button.send-btn:active {
    background: var(--primary-red-dark);
}

#send-button.send-btn:disabled {
    background: var(--border-color);
    color: var(--text-secondary);
    box-shadow: none;
    cursor: not-allowed;
}

/* ========== ENHANCED NAVBAR ========== */
/* ========== ENHANCED NAVBAR ========== */
.navbar {
    height: 64px;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 998;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.02);
    padding: 0 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    transition: all 0.3s ease;
}

.navbar-left,
.navbar-right {
    display: flex;
    align-items: center;
    gap: 12px;
    flex: 1;
}

.navbar-center {
    display: flex;
    align-items: center;
    justify-content: center;
    flex: 2;
}

.navbar-right {
    justify-content: flex-end;
}


.brand-model {
    font-family: 'Inter', sans-serif;
    font-weight: 800;
    font-size: 1.4rem;
    letter-spacing: -0.02em;
    color: #c1121f;
    display: flex;
    align-items: center;
    gap: 6px;
}

.brand-model sup {
    font-size: 11px;
    color: var(--text-secondary);
    font-weight: 600;
    opacity: 0.7;
}

/* ========== ENTERPRISE MESSAGES ========== */
.user-message {
    background: #fba185;
    color: rgb(0, 0, 0);
    border-radius: 12px 12px 2px 12px;
    padding: 12px 16px;
    margin-bottom: 8px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
}

.bot-message {
    color: var(--text-primary);
    padding: 12px 16px;
    margin-bottom: 8px;
}

.message {
    animation: messageSlideIn 0.2s cubic-bezier(.4, 0, .2, 1);
    font-size: 0.95rem;
    line-height: 1.5;
}



@keyframes messageSlideIn {
    from {
        opacity: 0;
        transform: translateY(12px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ========== ENHANCED DROPUP MENU ========== */
.dropup-menu {
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(0, 0, 0, 0.08);
    border-radius: 16px;
    padding: 8px;
    box-shadow:
        0 12px 48px rgba(0, 0, 0, 0.12),
        0 4px 12px rgba(0, 0, 0, 0.04);
}


[data-theme="dark"] .dropup-menu {
    background: rgba(42, 42, 42, 0.98);
    border: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow:
        0 12px 48px rgba(0, 0, 0, 0.4),
        0 4px 12px rgba(0, 0, 0, 0.2);
}

.dropup-menu-item {
    border-radius: 10px;
    padding: 12px 16px;
    font-weight: 500;
    font-family: 'Inter', sans-serif;
}



.dropup-menu-item:hover {
    background: var(--sidebar-hover);
    color: var(--primary-red);
}

/* ========== SMOOTH SCROLLBAR ========== */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: transparent;
}

::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 10px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--text-secondary);
}

/* ========== NOTIFICATION BELL ENHANCEMENT ========== */
.notification-btn {
    position: relative;
    width: 40px;
    height: 40px;
    border-radius: 12px;
    background: rgba(249, 250, 251, 0.8);
    border: 1px solid rgba(0, 0, 0, 0.05);
    color: var(--text-secondary);
    transition: all 0.25s ease;
}

.notification-btn:hover {
    background: var(--red-50);
    color: var(--primary-red);
    transform: scale(1.05);
}

.notification-count {
    position: absolute;
    top: -4px;
    right: -4px;
    min-width: 20px;
    height: 20px;
    padding: 0 6px;
    background: linear-gradient(135deg, var(--primary-red) 0%, var(--primary-red-hover) 100%);
    color: white;
    font-size: 11px;
    font-weight: 700;
    border-radius: 10px;
    line-height: 20px;
    box-shadow: 0 2px 8px rgba(229, 62, 62, 0.4);
    animation: notificationPop 0.3s cubic-bezier(.4, 0, .2, 1);
}

@keyframes notificationPop {
    0% {
        transform: scale(0);
    }

    50% {
        transform: scale(1.2);
    }

    100% {
        transform: scale(1);
    }
}

/* ========== FEATURE BADGE ENHANCEMENT ========== */
.feature-badge {
    background: linear-gradient(135deg, var(--primary-red) 0%, var(--primary-red-hover) 100%);
    border-radius: 24px;
    padding: 8px 16px;
    font-size: 13px;
    font-weight: 600;
    box-shadow: 0 4px 16px rgba(229, 62, 62, 0.3);
    transition: all 0.3s cubic-bezier(.4, 0, .2, 1);
}

.feature-badge:hover {
    transform: translateY(-3px) scale(1.02);
    box-shadow: 0 8px 24px rgba(229, 62, 62, 0.4);
}

/* ========== PULSE ANIMATION FOR ACTIVE ELEMENTS ========== */
@keyframes subtlePulse {

    0%,
    100% {
        box-shadow: 0 0 0 0 rgba(229, 62, 62, 0.2);
    }

    50% {
        box-shadow: 0 0 0 8px rgba(229, 62, 62, 0);
    }
}

/* Active sidebar button state */
.sidebar-but.active {
    background: var(--red-50);
    color: var(--primary-red);
    font-weight: 600;
}

/* Sidebar Section Labels */
.sidebar-section-label {
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-secondary);
    padding: 12px 14px 6px;
    margin: 8px 0 0;
    opacity: 0.6;
}

[data-theme="dark"] .sidebar-section-label {
    color: var(--text-secondary);
    opacity: 0.5;
}

/* New Chat Button - Primary CTA */
.sidebar-but.new-chat-btn {
    background: var(--primary-red);
    color: white;
    border: none;
    margin-bottom: 4px;
}

.sidebar-but.new-chat-btn .sidebar-but-icon,
.sidebar-but.new-chat-btn i {
    color: white !important;
}

.sidebar-but.new-chat-btn:hover {
    background: var(--primary-red-hover);
}

.sidebar-but.new-chat-btn .sidebar-but-shortcut {
    background: rgba(255, 255, 255, 0.2);
    border-color: rgba(255, 255, 255, 0.3);
    color: white;
}

[data-theme="dark"] .sidebar-but.new-chat-btn {
    background: linear-gradient(135deg, var(--primary-red) 0%, var(--primary-red-hover) 100%);
    color: white;
}

/* ========== GLOBAL POLISH ========== */
body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.main-content {
    background: linear-gradient(180deg, var(--bg-color) 0%, rgba(249, 250, 251, 0.5) 100%);
}

[data-theme="dark"] .main-content {
    background: linear-gradient(180deg, var(--bg-color) 0%, rgba(26, 26, 26, 0.95) 100%);
}

/* Smooth page transitions */
.fade-in {
    animation: fadeIn 0.4s cubic-bezier(.4, 0, .2, 1);
}

.slide-up {
    animation: slideUp 0.4s cubic-bezier(.4, 0, .2, 1);
}

/* ========== LOADING OVERLAY ENHANCEMENT ========== */
.app-loading-overlay {
    background: #000;
}

[data-theme="dark"] .app-loading-overlay {
    background: #000;
}

.app-loading-card {
    background: transparent;
    border: none;
    box-shadow: none;
}

.app-loading-title {
    font-family: 'Inter', sans-serif;
    font-weight: 700;
    color: #fff;
    -webkit-text-fill-color: unset;
    background: none;
}

/* ========== PREFERENCE BOX ENHANCEMENT ========== */
.preferencebox-overlay {
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
}

.preferencebox {
    box-shadow: 0 24px 80px rgba(0, 0, 0, 0.15);
    border: 1px solid var(--border-color);
}

/* ========== MODAL ENHANCEMENT ========== */
.share-modal-content,
.mindmap-lightbox-content,
#mcqblust-container {
    box-shadow: 0 32px 100px rgba(0, 0, 0, 0.2);
    border: 1px solid var(--border-color);
}

/* ========== HOVER LIFT EFFECT ========== */
.chatcard:hover,
.conversation-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.12);
}

/* ========== SMOOTH FOCUS STATES ========== */
input:focus,
textarea:focus,
select:focus {
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

/* ========== DROPUP MENU ITEM ICONS ========== */
.dropup-item-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 20px;
    height: 20px;
    margin-right: 10px;
    color: var(--primary-red);
    transition: transform 0.2s ease;
}

.dropup-menu

-item:hover .dropup-item-icon {
    transform: scale(1.15);
}

.dropup-item-text {
    flex: 1;
}

/* ========== CHAT BOTTOM ROW LAYOUT ========== */
.chat-bottom-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 0px;
    margin-top: 0px;
}

.chat-input-left {
    display: flex;
    gap: 8px;
    align-items: center;
}

.chat-input-right {
    display: flex;
    gap: 8px;
    align-items: center;
}

.dropup {
    position: relative;
}

/* ========== SEND BUTTON SPECIAL STYLING ========== */
.btn-icon.send-btn {
    background: linear-gradient(135deg, var(--primary-red) 0%, var(--primary-red-hover) 100%);
    color: white;
    border: none;
    box-shadow: 0 4px 16px rgba(229, 62, 62, 0.3);
    transition: all 0.25s cubic-bezier(.4, 0, .2, 1);
}

.btn-icon.send-btn:hover {
    transform: scale(1.12) rotate(-5deg);
    box-shadow: 0 6px 24px rgba(229, 62, 62, 0.4);
}

.btn-icon.send-btn:active {
    transform: scale(0.95);
}

.btn-icon.send-btn i {
    transition: transform 0.2s ease;
}

.btn-icon.send-btn:hover i {
    transform: translateX(2px);
}

/* ========== SELECTED FEATURE PLACEHOLDER ========== */
#selected-feature-placeholder {
    display: flex;
    align-items: center;
    gap: 8px;
}

/* ========== ADDITIONAL POLISH ========== */

/* Conversation item hover */
.sidebar-item-wrapper:hover {
    background: linear-gradient(90deg, rgba(229, 62, 62, 0.05) 0%, transparent 100%);
    border-radius: 8px;
}

/* Scrollable chat list enhancement */
.scrollable-chat-list {
    scrollbar-width: thin;
    scrollbar-color: rgba(229, 62, 62, 0.2) transparent;
}

.scrollable-chat-list::-webkit-scrollbar-thumb {
    background: linear-gradient(180deg, rgba(229, 62, 62, 0.3) 0%, rgba(229, 62, 62, 0.15) 100%);
    border-radius: 10px;
}

/* Modal overlay enhancement */
.modal,
.litebox-overlay {
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
}

/* Right sidebar enhancement */
.right-sidebar {
    background: linear-gradient(135deg, var(--right-sidebar-bg) 0%, rgba(255, 255, 255, 0.9) 100%);
    box-shadow: -8px 0 40px rgba(0, 0, 0, 0.08);
}

[data-theme="dark"] .right-sidebar {
    background: linear-gradient(135deg, rgba(30, 30, 30, 0.95) 0%, rgba(42, 42, 42, 0.9) 100%);
    box-shadow: -8px 0 40px rgba(0, 0, 0, 0.3);
}

/* Canvas sidebar enhancement */
.canvas-sidebar .canvas-header {
    background: linear-gradient(90deg, var(--primary-red) 0%, var(--primary-red-hover) 100%);
}

/* Error banner enhancement */
.error-banner {
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
}

/* Trial ended banner enhancement */
.trial-ended-banner {
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
}

/* Conversation gallery cards */
.conversation-card {
    transition: all 0.3s cubic-bezier(.4, 0, .2, 1);
}

.conversation-card:hover {
    border-color: var(--primary-red);
}

/* ========== RESPONSIVE & MOBILE REFINEMENTS ========== */
@media (max-width: 768px) {
    .chat-area-wrapper .messages-container {
        padding: 20px 16px 32px;
    }

    .chat-input-container {
        margin: 0 0px 0px !important;
        border-radius: 12px;
        padding: 12px 16px;
        max-width: 100%;
    }

    .chat-bottom-row {
        gap: 0px;
    }

    #message-input {
        font-size: 16px;
        /* Prevent zooming on iOS focus */
    }

    .empty-greeting {
        padding: 24px 16px;
    }

    .greeting-heading {
        font-size: 1.5rem;
    }

    #greeting-emoji {
        font-size: 2.5rem;
    }

    /* Fixed mobile navbar styling */
    .navbar {
        height: 56px;
    }

    .sidebar-icon-btn {
        width: 40px;
        height: 40px;
        display: flex;
        align-items: center;
        justify-content: center;
        border: none;
        background: transparent;
        color: var(--text-primary);
        font-size: 1.25rem;
        cursor: pointer;
        border-radius: 50%;
        transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    }

    /* Keep hidden in mobile if sidebar is open */
    .sidebar:not(.hidden)~.main-content #toggleSidebar {
        display: none !important;
    }

    .sidebar-icon-btn:hover {
        background: var(--sidebar-hover);
        color: var(--primary-red);
        transform: scale(1.05);
    }

    .sidebar-icon-btn:active {
        transform: scale(0.95);
    }
}

/* Sidebar Specific Mobile Fixes */
@media (max-width: 600px) {
    .sidebar {
        width: 100%;
        max-width: 100%;
        min-width: unset;
    }

    .sidebar.closed {
        transform: translateX(-100%);
    }

    .sidebar-backn {
        display: flex !important;
    }
}

/* Force white icons on all red buttons/badges */
.btn-icon.send-btn i,
.feature-badge i,
.sidebar-but.new-chat-btn i,
.banner-upgrade-button i {
    color: white !important;
}

/* Fix sidebar back button color */
.sidebar-backn {
    color: var(--text-primary);
    background: transparent;
    border: none;
    font-size: 1.25rem;
    cursor: pointer;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: background 0.2s ease;
}

.sidebar-backn:hover {
    background: var(--sidebar-hover);
}

[data-theme="dark"] .sidebar-backn {
    color: white;
}


/* Dropup menu matches model dropdown */
.dropup-menu {
    position: absolute;
    right: 0;
    bottom: calc(100% + 8px);
    background: var(--container-bg);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 8px;
    display: none;
    min-width: 180px;
    z-index: 1000;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.12);
    opacity: 0;
    transform: translateY(8px);
    transition: opacity 0.2s ease, transform 0.2s ease;
}

.dropup-menu.show {
    display: block;
    opacity: 1;
    transform: translateY(0);
}

.dropup-menu-item {
    list-style: none;
    width: 100%;
    padding: 10px 14px;
    margin: 2px 0;
    cursor: pointer;
    font-size: 14px;
    font-weight: 500;
    color: var(--text-primary);
    border-radius: 8px;
    transition: background 0.15s ease, color 0.15s ease;
    display: flex;
    align-items: center;
    gap: 10px;
    background: transparent;
    border: none;
}

.dropup-menu-item:hover {
    background: var(--gray-light);
    color: var(--text-primary);
    transform: none;
}

.dropup-menu-item:active {
    background: var(--gray-light);
    transform: none;
}

.dropup-menu-item.is-disabled {
    opacity: 0.5;
    cursor: not-allowed;
    pointer-events: none;
}

[data-theme="dark"] .dropup-menu {
    background: var(--container-bg);
    border: 1px solid var(--border-color);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
}

[data-theme="dark"] .dropup-menu-item:hover {
    background: #3b0d0d;
    color: #ffd6d6;
}

.typing-caret {
    display: inline-block;
    width: 8px;
    height: 16px;
    margin-left: 2px;
    border-left: 2px solid currentColor;
    vertical-align: -2px;
    animation: typing-caret-blink 1s steps(1) infinite;
}

@keyframes typing-caret-blink {
    50% { opacity: 0; }
}

@media (max-width: 640px) {
    .chat-area-wrapper.empty-state .chat-input-container {
        width: calc(100% - 24px);
        margin-left: 12px;
        margin-right: 12px;
    }
}