/* Telegram Activity Logger - Minimal Responsive CSS */

/* ===== Theme Variables ===== */
:root {
    /* Light mode colors - muted and professional */
    --bg-primary: #f8f9fa;
    --bg-secondary: #ffffff;
    --bg-tertiary: #f1f3f5;
    --bg-hover: #e9ecef;

    --text-primary: #212529;
    --text-secondary: #6c757d;
    --text-muted: #adb5bd;

    --border-color: #dee2e6;
    --shadow: rgba(0, 0, 0, 0.08);
    --shadow-lg: rgba(0, 0, 0, 0.12);

    /* Brand colors - more muted */
    --brand-primary: #0088cc;
    --brand-primary-hover: #006699;
    --brand-primary-light: #e3f2fd;

    /* Activity type badges - much more muted */
    --badge-message-bg: #d4edda;
    --badge-message-text: #155724;
    --badge-edit-bg: #fff3cd;
    --badge-edit-text: #856404;
    --badge-delete-bg: #f8d7da;
    --badge-delete-text: #721c24;
    --badge-reaction-bg: #f8d7da;
    --badge-reaction-text: #721c24;
    --badge-read-bg: #d4edda;
    --badge-read-text: #155724;
    --badge-typing-cancel-bg: #e2e3e5;
    --badge-typing-cancel-text: #383d41;
    --badge-emoji-bg: #fff3cd;
    --badge-emoji-text: #856404;
    --badge-status-online-bg: #d4edda;
    --badge-status-online-text: #155724;
    --badge-status-offline-bg: #e2e3e5;
    --badge-status-offline-text: #383d41;
    --badge-draft-bg: #d1ecf1;
    --badge-draft-text: #0c5460;
    --badge-channel-read-bg: #d4edda;
    --badge-channel-read-text: #155724;
    --badge-pin-bg: #fff3cd;
    --badge-pin-text: #856404;

    /* Functional badges - softer colors */
    --badge-sender-bg: #e7f3ff;
    --badge-sender-text: #004085;
    --badge-activity-id-bg: #e7e3ff;
    --badge-activity-id-text: #4c3d99;
    --badge-reference-bg: #e9ecef;
    --badge-reference-text: #495057;
    --badge-forward-bg: #d1ecf1;
    --badge-forward-text: #0c5460;
    --badge-media-bg: #cce5ff;
    --badge-media-text: #004085;

    /* Message status badges */
    --badge-status-sent-bg: #e9ecef;
    --badge-status-sent-text: #6c757d;
    --badge-status-read-bg: #d4edda;
    --badge-status-read-text: #155724;

    /* Highlight colors - softer gold */
    --highlight-start: #fff8dc;
    --highlight-mid: #ffeaa7;
    --highlight-border: #fdcb6e;
    --highlight-shadow: rgba(253, 203, 110, 0.3);

    /* Status colors */
    --status-good: #28a745;
    --status-warning: #ffc107;
    --status-critical: #dc3545;

    /* Transitions */
    --transition-fast: 0.15s ease;
    --transition-normal: 0.3s ease;
}

/* Dark mode theme */
[data-theme="dark"] {
    --bg-primary: #1a1d23;
    --bg-secondary: #23262d;
    --bg-tertiary: #2c2f36;
    --bg-hover: #353942;

    --text-primary: #e9ecef;
    --text-secondary: #adb5bd;
    --text-muted: #6c757d;

    --border-color: #404347;
    --shadow: rgba(0, 0, 0, 0.3);
    --shadow-lg: rgba(0, 0, 0, 0.5);

    --brand-primary: #4da6ff;
    --brand-primary-hover: #80bfff;
    --brand-primary-light: #1e3a5f;

    /* Activity type badges - dark mode */
    --badge-message-bg: #1e4620;
    --badge-message-text: #84e68b;
    --badge-edit-bg: #4d3800;
    --badge-edit-text: #ffd966;
    --badge-delete-bg: #4d1f24;
    --badge-delete-text: #f8a5ad;
    --badge-reaction-bg: #4d1f24;
    --badge-reaction-text: #f8a5ad;
    --badge-read-bg: #1e4620;
    --badge-read-text: #84e68b;
    --badge-typing-cancel-bg: #353942;
    --badge-typing-cancel-text: #adb5bd;
    --badge-emoji-bg: #4d3800;
    --badge-emoji-text: #ffd966;
    --badge-status-online-bg: #1e4620;
    --badge-status-online-text: #84e68b;
    --badge-status-offline-bg: #353942;
    --badge-status-offline-text: #adb5bd;
    --badge-draft-bg: #1e4045;
    --badge-draft-text: #80deea;
    --badge-channel-read-bg: #1e4620;
    --badge-channel-read-text: #84e68b;
    --badge-pin-bg: #4d3800;
    --badge-pin-text: #ffd966;

    /* Functional badges - dark mode */
    --badge-sender-bg: #1e3a5f;
    --badge-sender-text: #80bfff;
    --badge-activity-id-bg: #2d2640;
    --badge-activity-id-text: #b39ddb;
    --badge-reference-bg: #353942;
    --badge-reference-text: #adb5bd;
    --badge-forward-bg: #1e4045;
    --badge-forward-text: #80deea;
    --badge-media-bg: #1e3a5f;
    --badge-media-text: #80bfff;

    /* Message status badges - dark mode */
    --badge-status-sent-bg: #353942;
    --badge-status-sent-text: #adb5bd;
    --badge-status-read-bg: #1e4620;
    --badge-status-read-text: #84e68b;

    /* Highlight colors - dark mode */
    --highlight-start: #4d4020;
    --highlight-mid: #6b5a2e;
    --highlight-border: #8b7539;
    --highlight-shadow: rgba(139, 117, 57, 0.5);
}

/* Dark mode overrides for favorite buttons */
[data-theme="dark"] .btn-favorite-off {
    background-color: transparent;
    color: #adb5bd;
    border: 1px solid #6c757d;
}

[data-theme="dark"] .btn-favorite-off:hover {
    background-color: #353942;
    color: #ffd700;
    border-color: #ffd700;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--bg-primary);
    transition: background-color var(--transition-normal), color var(--transition-normal);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
}

/* Navbar */
.navbar {
    background-color: var(--brand-primary);
    color: white;
    padding: 1rem 2rem;
    box-shadow: 0 2px 4px var(--shadow);
    transition: background-color var(--transition-normal);
}

/* Theme toggle button */
.theme-toggle {
    background: var(--bg-secondary);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
    padding: 0.5rem 1rem;
    border-radius: 20px;
    cursor: pointer;
    font-size: 0.9rem;
    transition: all var(--transition-fast);
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.theme-toggle:hover {
    background: var(--bg-hover);
    transform: translateY(-1px);
}

.nav-brand {
    max-width: 50%;
    overflow: hidden;
}

.nav-brand a {
    color: white;
    text-decoration: none;
    font-size: 1.5rem;
    font-weight: bold;
    display: inline-block;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 100%;
}

/* Responsive brand name handling */
@media (max-width: 768px) {
    .nav-brand {
        max-width: 60%;
    }

    .nav-brand a {
        font-size: 1.2rem;
    }
}

@media (max-width: 480px) {
    .nav-brand {
        max-width: 70%;
    }

    .nav-brand a {
        font-size: 1rem;
    }
}

.nav-menu {
    list-style: none;
    display: flex;
    gap: 2rem;
    margin-top: 1rem;
}

.nav-menu a {
    color: white;
    text-decoration: none;
}

.nav-menu a:hover {
    text-decoration: underline;
}

/* Login */
.login-container {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
}

.login-box {
    background: var(--bg-secondary);
    padding: 2rem;
    border-radius: 8px;
    box-shadow: 0 2px 10px var(--shadow-lg);
    width: 100%;
    max-width: 400px;
}

.login-box h1 {
    color: var(--brand-primary);
    margin-bottom: 0.5rem;
}

.login-box h2 {
    margin-bottom: 1.5rem;
    color: var(--text-primary);
}

/* Forms */
.form-group {
    margin-bottom: 1rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: var(--text-primary);
}

.form-group input,
.search-input {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    font-size: 1rem;
    background-color: var(--bg-secondary);
    color: var(--text-primary);
    transition: border-color var(--transition-fast);
}

.form-group input:focus,
.search-input:focus {
    outline: none;
    border-color: var(--brand-primary);
}

/* Buttons */
.btn {
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: 4px;
    font-size: 1rem;
    cursor: pointer;
    text-decoration: none;
    display: inline-block;
    transition: all var(--transition-fast);
}

.btn-primary {
    background-color: var(--brand-primary);
    color: white;
}

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

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

.btn-secondary:hover {
    background-color: var(--bg-hover);
    transform: translateY(-1px);
}

.btn-sm {
    padding: 0.5rem 1rem;
    font-size: 0.9rem;
}

/* Dashboard */
.dashboard-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1rem;
    margin-bottom: 2rem;
}

.stat-card {
    background: var(--bg-secondary);
    padding: 1.5rem;
    border-radius: 8px;
    box-shadow: 0 2px 4px var(--shadow);
    transition: border-left var(--transition-normal);
}

.stat-card.status-good {
    border-left: 4px solid var(--status-good);
}

.stat-card.status-warning {
    border-left: 4px solid var(--status-warning);
}

.stat-card.status-critical {
    border-left: 4px solid var(--status-critical);
}

.stat-card h3 {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-bottom: 0.5rem;
}

.stat-value {
    font-size: 2rem;
    font-weight: bold;
    color: var(--brand-primary);
}

.stat-detail {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-top: 0.5rem;
}

/* Sections */
.section {
    background: var(--bg-secondary);
    padding: 1.5rem;
    border-radius: 8px;
    box-shadow: 0 2px 4px var(--shadow);
    margin-bottom: 1rem;
}

.quick-links {
    list-style: none;
}

.quick-links li {
    margin-bottom: 0.5rem;
}

.quick-links a {
    color: var(--brand-primary);
    text-decoration: none;
}

.quick-links a:hover {
    text-decoration: underline;
}

/* Visited link styling - surgical approach for different contexts */

/* Navbar links: white text on blue background */
.nav-menu a {
    color: white;
}

.nav-menu a:visited {
    color: #e9ecef;
}

/* Button links: white text on blue background */
.btn-primary,
.btn-primary:visited {
    color: white;
}

/* Content area links: brand primary for dark mode contrast */
.breadcrumb a:visited,
.quick-links a:visited {
    color: var(--brand-primary);
}

/* Chats */
.filters {
    display: flex;
    gap: 1rem;
    margin-bottom: 1.5rem;
    align-items: center;
}

.filters select {
    padding: 0.5rem 1rem;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    background-color: var(--bg-secondary);
    color: var(--text-primary);
    font-size: 1rem;
    cursor: pointer;
}

.filters button {
    padding: 0.5rem 1rem;
    font-size: 0.9rem;
}

.chats-list {
    background: var(--bg-secondary);
    border-radius: 8px;
    box-shadow: 0 2px 4px var(--shadow);
}

.chat-item {
    padding: 1rem;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: background-color var(--transition-fast);
}

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

.chat-item:hover {
    background-color: var(--bg-hover);
}

.chat-info h3 {
    margin-bottom: 0.25rem;
}

.chat-type {
    color: #666;
    font-size: 0.9rem;
}

.backfill-status {
    color: #666;
    font-size: 0.85rem;
    margin-top: 0.5rem;
}

.status-badge {
    display: inline-block;
    padding: 0.1rem 0.4rem;
    border-radius: 8px;
    font-size: 0.5rem;
    font-weight: 500;
    text-transform: capitalize;
    opacity: 0.8;
}

.status-never_run {
    background-color: #e0e0e0;
    color: #666;
}

.status-in_progress {
    background-color: #fff3cd;
    color: #856404;
}

.status-completed {
    background-color: #d4edda;
    color: #155724;
}

.status-error {
    background-color: #f8d7da;
    color: #721c24;
}

.monitoring-badge {
    margin-left: 1rem;
}

.badge-monitored {
    color: #28a745;
    font-weight: 600;
}

.badge-not-monitored {
    color: #999;
}

.btn-monitoring-on {
    background-color: #28a745;
    color: white;
}

.btn-monitoring-on:hover {
    background-color: #218838;
}

.btn-monitoring-off {
    background-color: #6c757d;
    color: white;
}

.btn-monitoring-off:hover {
    background-color: #5a6268;
}

/* Favorite button styles */
.btn-favorite-on {
    background-color: #ffd700;
    color: #000;
    border-color: #ffb700;
}

.btn-favorite-on:hover {
    background-color: #ffed4e;
    transform: translateY(-1px);
}

.btn-favorite-off {
    background-color: transparent;
    color: #888;
    border: 1px solid #888;
}

.btn-favorite-off:hover {
    background-color: #f5f5f5;
    color: #ffd700;
    border-color: #ffd700;
    transform: translateY(-1px);
}

.favorite-indicator {
    color: #ffd700;
    font-size: 0.9em;
    margin-left: 0.5rem;
}

/* Unread badge */
.unread-badge {
    display: inline-block;
    background-color: #dc3545;
    color: white;
    font-size: 0.75rem;
    font-weight: 600;
    padding: 0.15rem 0.5rem;
    border-radius: 12px;
    margin-left: 0.5rem;
    vertical-align: middle;
}

[data-theme="dark"] .unread-badge {
    background-color: #e74c3c;
}

/* Chat timestamps */
.chat-timestamps {
    color: var(--text-secondary);
    font-size: 0.8rem;
    margin-top: 0.4rem;
    margin-bottom: 0;
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
}

.timestamp-label {
    color: var(--text-muted);
    font-weight: 500;
    margin-right: 0.25rem;
}

.timestamp-value {
    color: var(--text-secondary);
    cursor: help;
}

.typing-indicator {
    display: inline-flex;
    align-items: center;
}

.typing-indicator .timestamp-label {
    color: #0088cc;
    font-weight: 600;
}

[data-theme="dark"] .typing-indicator .timestamp-label {
    color: #4da6ff;
}

.typing-indicator .timestamp-value {
    color: #0088cc;
    font-weight: 500;
}

[data-theme="dark"] .typing-indicator .timestamp-value {
    color: #4da6ff;
}

.chat-actions {
    display: flex;
    gap: 0.5rem;
    align-items: center;
}

/* Dropdown menu for secondary actions */
.chat-actions-dropdown {
    position: relative;
    display: inline-block;
}

.dropdown-toggle {
    background-color: var(--bg-tertiary);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
    padding: 0.5rem 0.75rem;
    font-size: 1.2rem;
    line-height: 1;
    border-radius: 4px;
    cursor: pointer;
    transition: all var(--transition-fast);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 36px;
}

.dropdown-toggle:hover {
    background-color: var(--bg-hover);
    transform: translateY(-1px);
}

.dropdown-menu {
    display: none;
    position: absolute;
    right: 0;
    top: 100%;
    margin-top: 0.25rem;
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    box-shadow: 0 4px 12px var(--shadow-lg);
    z-index: 100;
    min-width: 200px;
    overflow: hidden;
}

.dropdown-menu.show {
    display: block;
}

.dropdown-menu button {
    display: block;
    width: 100%;
    padding: 0.75rem 1rem;
    border: none;
    background: none;
    color: var(--text-primary);
    text-align: left;
    cursor: pointer;
    transition: background-color var(--transition-fast);
    font-size: 0.9rem;
    border-bottom: 1px solid var(--border-color);
}

.dropdown-menu button:last-child {
    border-bottom: none;
}

.dropdown-menu button:hover {
    background-color: var(--bg-hover);
}

.dropdown-menu button:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.dropdown-menu button:disabled:hover {
    background-color: transparent;
}

/* Messages */
.messages-container {
    background: var(--bg-secondary);
    border-radius: 8px;
    box-shadow: 0 2px 4px var(--shadow);
}

.message-item {
    padding: 1rem;
    border-bottom: 1px solid var(--border-color);
    transition: background-color var(--transition-fast);
}

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

.message-item.deleted {
    background-color: var(--badge-delete-bg);
    opacity: 0.7;
}

.message-item:hover {
    background-color: var(--bg-hover);
}

.message-header {
    display: flex;
    gap: 0.75rem;
    margin-bottom: 0.5rem;
    font-size: 0.85rem;
    color: var(--text-secondary);
    flex-wrap: wrap;
    align-items: center;
}

.message-content {
    color: var(--text-primary);
    margin-left: 0.5rem;
}

.edited-badge {
    color: var(--badge-edit-text);
}

.edited-badge.clickable {
    cursor: pointer;
    text-decoration: underline;
}

.edited-badge.clickable:hover {
    opacity: 0.8;
}

.media-badge {
    display: inline-block;
    padding: 0.3rem 0.6rem;
    background-color: var(--badge-media-bg);
    color: var(--badge-media-text);
    border-radius: 6px;
    font-size: 0.75rem;
    margin-top: 0.5rem;
    font-weight: 500;
    transition: all var(--transition-fast);
    max-width: 300px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    vertical-align: middle;
}

.media-badge.clickable {
    cursor: pointer;
}

.media-badge.clickable:hover {
    transform: translateY(-1px);
    box-shadow: 0 2px 4px var(--shadow);
}

/* Activity type badges - much softer colors */
.activity-badge {
    display: inline-block;
    padding: 0.3rem 0.6rem;
    border-radius: 6px;
    font-size: 0.7rem;
    font-weight: 600;
    transition: all var(--transition-fast);
}

.activity-message {
    background-color: var(--badge-message-bg);
    color: var(--badge-message-text);
}

.activity-edit {
    background-color: var(--badge-edit-bg);
    color: var(--badge-edit-text);
}

.activity-delete {
    background-color: var(--badge-delete-bg);
    color: var(--badge-delete-text);
}

.activity-reaction {
    background-color: var(--badge-reaction-bg);
    color: var(--badge-reaction-text);
}

.activity-read {
    background-color: var(--badge-read-bg);
    color: var(--badge-read-text);
}

.activity-typing-cancel {
    background-color: var(--badge-typing-cancel-bg);
    color: var(--badge-typing-cancel-text);
}

.activity-emoji {
    background-color: var(--badge-emoji-bg);
    color: var(--badge-emoji-text);
}

.activity-status-online {
    background-color: var(--badge-status-online-bg);
    color: var(--badge-status-online-text);
}

.activity-status-offline {
    background-color: var(--badge-status-offline-bg);
    color: var(--badge-status-offline-text);
}

.activity-draft {
    background-color: var(--badge-draft-bg);
    color: var(--badge-draft-text);
}

.activity-channel-read {
    background-color: var(--badge-channel-read-bg);
    color: var(--badge-channel-read-text);
}

.activity-pin {
    background-color: var(--badge-pin-bg);
    color: var(--badge-pin-text);
}

.forward-ref-reaction {
    background-color: var(--badge-reaction-bg);
    color: var(--badge-reaction-text);
}

.sender-badge {
    display: inline-block;
    padding: 0.3rem 0.6rem;
    background-color: var(--badge-sender-bg);
    color: var(--badge-sender-text);
    border-radius: 6px;
    font-size: 0.75rem;
    font-weight: 500;
}

.activity-id-badge {
    display: inline-block;
    padding: 0.3rem 0.6rem;
    background-color: var(--badge-activity-id-bg);
    color: var(--badge-activity-id-text);
    border-radius: 6px;
    font-size: 0.7rem;
    font-weight: 600;
    cursor: help;
}

.reference-badge {
    display: inline-block;
    padding: 0.3rem 0.6rem;
    background-color: var(--badge-reference-bg);
    color: var(--badge-reference-text);
    border-radius: 6px;
    font-size: 0.7rem;
    cursor: help;
}

.reference-link {
    text-decoration: none;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.reference-link:hover {
    opacity: 0.8;
    transform: translateY(-1px);
    text-decoration: none;
}

.forward-ref-badge {
    display: inline-block;
    padding: 0.3rem 0.6rem;
    background-color: var(--badge-forward-bg);
    color: var(--badge-forward-text);
    border-radius: 6px;
    font-size: 0.7rem;
    cursor: help;
}

.forward-ref-delete {
    background-color: var(--badge-delete-bg);
    color: var(--badge-delete-text);
}

/* Message status badges */
.status-badge {
    display: inline-block;
    padding: 0.3rem 0.6rem;
    border-radius: 6px;
    font-size: 0.75rem;
    font-weight: 700;
    transition: all var(--transition-fast);
}

.status-sent {
    background-color: var(--badge-status-sent-bg);
    color: var(--badge-status-sent-text);
}

.status-read {
    background-color: var(--badge-status-read-bg);
    color: var(--badge-status-read-text);
}

.deleted-text {
    color: var(--text-muted);
    font-style: italic;
}

.typing-indicator-text {
    color: var(--text-secondary);
    font-style: italic;
}

.read-indicator-text {
    color: var(--badge-read-text);
    font-style: italic;
}

.emoji-indicator-text {
    color: var(--badge-emoji-text);
    font-style: italic;
}

.media-only-text {
    color: var(--text-secondary);
    font-style: italic;
}

.activity-highlighted {
    animation: highlight-pulse 2.5s ease-out !important;
    scroll-margin-top: 20px;
}

@keyframes highlight-pulse {
    0% {
        background-color: var(--highlight-mid) !important;
        border: 2px solid var(--highlight-border) !important;
        box-shadow: 0 0 20px var(--highlight-shadow) !important;
        transform: scale(1.01);
    }
    30% {
        background-color: var(--highlight-start) !important;
        border: 2px solid var(--highlight-border) !important;
        box-shadow: 0 0 15px var(--highlight-shadow) !important;
        transform: scale(1.005);
    }
    70% {
        background-color: var(--highlight-start) !important;
        border: 1px solid var(--highlight-border) !important;
        box-shadow: 0 0 10px var(--highlight-shadow) !important;
        transform: scale(1);
    }
    100% {
        background-color: transparent !important;
        border: 1px solid transparent !important;
        box-shadow: none !important;
        transform: scale(1);
    }
}

.messages-info {
    margin-bottom: 1rem;
    padding: 0.75rem 1rem;
    background: var(--bg-secondary);
    border-radius: 8px;
    box-shadow: 0 2px 4px var(--shadow);
}

.pagination-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.pagination-controls-top {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.pagination-controls-top label {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-primary);
}

.pagination-controls-top select {
    padding: 0.5rem;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    font-size: 0.9rem;
    background-color: var(--bg-secondary);
    color: var(--text-primary);
    transition: border-color var(--transition-fast);
}

.pagination-controls-top select:focus {
    outline: none;
    border-color: var(--brand-primary);
}

#page-info {
    padding: 0 0.5rem;
    font-weight: 500;
    color: var(--text-secondary);
}

.pagination-controls {
    margin-top: 2rem;
    padding: 1rem;
    background: var(--bg-secondary);
    border-radius: 8px;
    box-shadow: 0 2px 4px var(--shadow);
    text-align: center;
}

.pagination-controls button {
    margin-bottom: 0.5rem;
}

#load-status {
    margin-top: 0.5rem;
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* Search */
.search-results {
    margin-top: 2rem;
}

.search-result-item {
    background: var(--bg-secondary);
    padding: 1rem;
    margin-bottom: 1rem;
    border-radius: 8px;
    box-shadow: 0 2px 4px var(--shadow);
    transition: transform var(--transition-fast);
}

.search-result-item:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 8px var(--shadow-lg);
}

.result-header {
    display: flex;
    justify-content: space-between;
    margin-bottom: 0.5rem;
}

.result-time {
    color: var(--text-secondary);
    font-size: 0.85rem;
}

/* Settings */
.settings-section {
    background: var(--bg-secondary);
    padding: 1.5rem;
    border-radius: 8px;
    box-shadow: 0 2px 4px var(--shadow);
    margin-bottom: 1rem;
}

.disk-usage {
    margin-top: 1rem;
}

.disk-bar {
    width: 100%;
    height: 20px;
    background-color: var(--bg-tertiary);
    border-radius: 10px;
    overflow: hidden;
    margin-bottom: 0.5rem;
}

.disk-bar-fill {
    height: 100%;
    background-color: var(--brand-primary);
    transition: width var(--transition-normal);
}

/* Messages */
.error-message,
.message {
    padding: 0.75rem;
    margin: 1rem 0;
    border-radius: 6px;
}

.error-message,
.message.error {
    background-color: var(--badge-delete-bg);
    color: var(--badge-delete-text);
}

.message.success {
    background-color: var(--badge-message-bg);
    color: var(--badge-message-text);
}

.breadcrumb {
    margin-bottom: 1rem;
}

.breadcrumb a {
    color: var(--brand-primary);
    text-decoration: none;
    transition: opacity var(--transition-fast);
}

.breadcrumb a:hover {
    opacity: 0.8;
    text-decoration: underline;
}

/* Modals */
.modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    overflow: auto;
    background-color: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(4px);
}

.modal-content {
    background-color: var(--bg-secondary);
    margin: 5% auto;
    padding: 2rem;
    border-radius: 12px;
    width: 90%;
    max-width: 800px;
    max-height: 80vh;
    overflow-y: auto;
    position: relative;
    box-shadow: 0 8px 32px var(--shadow-lg);
}

.modal-content h2 {
    color: var(--text-primary);
}

.modal-content.media-viewer {
    max-width: 90%;
}

.close {
    color: var(--text-muted);
    float: right;
    font-size: 28px;
    font-weight: bold;
    cursor: pointer;
    line-height: 20px;
    transition: color var(--transition-fast);
}

.close:hover,
.close:focus {
    color: var(--text-primary);
}

#mediaContainer {
    margin: 1rem 0;
    text-align: center;
}

#mediaContainer img,
#mediaContainer video {
    max-width: 100%;
    max-height: 70vh;
    border-radius: 8px;
}

#mediaContainer audio {
    width: 100%;
    margin: 1rem 0;
}

#mediaContainer .document-preview {
    padding: 2rem;
    background-color: var(--bg-tertiary);
    border-radius: 8px;
    text-align: center;
}

#mediaContainer .document-icon {
    font-size: 4rem;
    margin-bottom: 1rem;
}

/* Text file preview styling */
#mediaContainer .text-preview {
    background-color: var(--bg-tertiary);
    border-radius: 8px;
    overflow: hidden;
}

#mediaContainer .text-header {
    padding: 1rem;
    background-color: var(--bg-secondary);
    border-bottom: 1px solid var(--border-color);
    font-weight: 600;
    font-size: 0.9rem;
}

#mediaContainer .text-content {
    max-height: 60vh;
    overflow: auto;
    background-color: #1e1e1e;
    color: #d4d4d4;
    padding: 1rem;
    margin: 0;
    font-family: 'Consolas', 'Monaco', 'Courier New', monospace;
    font-size: 0.875rem;
    line-height: 1.5;
    white-space: pre-wrap;
    word-wrap: break-word;
}

#mediaContainer .text-content code {
    background-color: transparent;
    padding: 0;
    color: inherit;
}

/* PDF viewer styling */
#mediaContainer .pdf-viewer {
    width: 100%;
    height: 70vh;
}

.modal-actions {
    margin-top: 1.5rem;
    text-align: right;
}

.edit-history-item {
    padding: 1rem;
    margin-bottom: 1rem;
    background-color: var(--bg-tertiary);
    border-left: 4px solid var(--brand-primary);
    border-radius: 6px;
}

.edit-history-item.original {
    border-left-color: var(--status-good);
}

.edit-timestamp {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
}

.edit-version-label {
    display: inline-block;
    padding: 0.3rem 0.6rem;
    background-color: var(--brand-primary);
    color: white;
    border-radius: 4px;
    font-size: 0.75rem;
    margin-bottom: 0.5rem;
}

.edit-version-label.original {
    background-color: var(--status-good);
}

.edit-text {
    white-space: pre-wrap;
    word-wrap: break-word;
    color: var(--text-primary);
}

.edit-text-deleted {
    background-color: var(--badge-delete-bg);
    color: var(--badge-delete-text);
    text-decoration: line-through;
    padding: 0.2rem;
}

.edit-text-added {
    background-color: var(--badge-message-bg);
    color: var(--badge-message-text);
    padding: 0.2rem;
}

/* Page headers and headings */
h1, h2, h3, h4, h5, h6 {
    color: var(--text-primary);
}

/* Smooth scrolling */
html {
    scroll-behavior: smooth;
}

/* Activity Groups */
.activity-group-wrapper {
    margin: 0.5rem 0;
    border-radius: 4px;
    background: transparent;
    padding: 0;
    transition: all var(--transition-normal);
}

.activity-group-collapsed,
.activity-group-expanded {
    transition: all var(--transition-normal);
}

.activity-group-header {
    margin-bottom: 0.25rem;
}

.activity-group-divider {
    display: block;
    color: var(--text-muted);
    font-size: 0.65rem;
    text-align: center;
    margin: 0.15rem 0;
    user-select: none;
    opacity: 0.6;
}

.activity-group-summary {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.35rem 0.5rem;
    background: var(--bg-tertiary);
    border-radius: 4px;
    margin: 0.15rem 0;
    font-size: 0.85rem;
}

.activity-group-count {
    color: var(--text-secondary);
    font-size: 0.75rem;
    font-weight: 500;
}

.activity-group-toggle {
    margin-left: auto;
    padding: 0.25rem 0.5rem;
    background: var(--brand-primary);
    color: white;
    border: none;
    border-radius: 3px;
    font-size: 0.7rem;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-fast);
    white-space: nowrap;
}

.activity-group-toggle:hover {
    background: var(--brand-primary-hover);
    transform: scale(1.05);
}

.activity-group-toggle:active {
    transform: scale(0.98);
}

.activity-group-items {
    padding: 0.5rem 0;
}

.activity-group-items .grouped-activity {
    margin-left: 1.5rem;
    padding-left: 1rem;
    border-left: 3px solid var(--border-color);
    opacity: 0.9;
    transition: all var(--transition-fast);
}

.activity-group-items .grouped-activity:hover {
    opacity: 1;
    border-left-color: var(--brand-primary);
}

.activity-group-footer {
    margin-top: 0.5rem;
}

/* Hide original grouped activities */
.grouped-original {
    display: none !important;
}

/* Responsive */
@media (max-width: 768px) {
    .nav-menu {
        flex-wrap: wrap;
        gap: 1rem;
    }

    .chat-item,
    .result-header {
        flex-direction: column;
        align-items: flex-start;
    }

    .chat-actions {
        margin-top: 0.5rem;
        flex-wrap: wrap;
    }

    .dropdown-menu {
        right: auto;
        left: 0;
    }

    .modal-content {
        margin: 10% auto;
        width: 95%;
        padding: 1rem;
    }

    .message-header {
        font-size: 0.8rem;
        gap: 0.5rem;
    }

    .theme-toggle {
        font-size: 0.8rem;
        padding: 0.4rem 0.8rem;
    }

    .pagination-header {
        flex-direction: column;
        align-items: flex-start;
    }

    .activity-group-summary {
        flex-wrap: wrap;
        gap: 0.5rem;
    }

    .activity-group-toggle {
        width: 100%;
        margin-left: 0;
        margin-top: 0.5rem;
    }

    .activity-group-items .grouped-activity {
        margin-left: 0.5rem;
        padding-left: 0.5rem;
    }
}

/* ===================================================================== */
/* Multi-account UI (account switcher, admin pages)                      */
/* ===================================================================== */
.nav-account-switcher {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    margin: 0 1rem;
}
.account-switcher-label { font-size: 0.85rem; opacity: 0.8; }
.nav-account-switcher select {
    padding: 0.3rem 0.5rem;
    border-radius: 6px;
    border: 1px solid rgba(0, 0, 0, 0.2);
    background: #fff;
    max-width: 220px;
}

.card {
    background: #fff;
    border: 1px solid rgba(0, 0, 0, 0.08);
    border-radius: 10px;
    padding: 1.25rem 1.5rem;
    margin: 1.25rem 0;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.06);
}
.card h2 { margin-top: 0; }
.muted { color: #6b7280; font-size: 0.9rem; }

.form-row {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    align-items: flex-end;
    margin-bottom: 0.75rem;
}
.form-row label { display: flex; flex-direction: column; font-size: 0.85rem; gap: 0.25rem; }
.form-row input, .form-row select {
    padding: 0.45rem 0.6rem;
    border: 1px solid rgba(0, 0, 0, 0.2);
    border-radius: 6px;
    min-width: 180px;
}

.btn {
    padding: 0.5rem 0.9rem;
    border: none;
    border-radius: 6px;
    background: #2563eb;
    color: #fff;
    cursor: pointer;
    font-size: 0.9rem;
}
.btn:hover { background: #1d4ed8; }
.btn-secondary { background: #6b7280; }
.btn-secondary:hover { background: #4b5563; }
.btn-danger { background: #dc2626; }
.btn-danger:hover { background: #b91c1c; }
.btn-small { padding: 0.3rem 0.6rem; font-size: 0.8rem; margin-right: 0.25rem; }

.data-table { width: 100%; border-collapse: collapse; margin-top: 0.5rem; }
.data-table th, .data-table td {
    text-align: left;
    padding: 0.6rem 0.5rem;
    border-bottom: 1px solid rgba(0, 0, 0, 0.08);
    vertical-align: top;
}
.data-table .actions { white-space: nowrap; }

.badge {
    display: inline-block;
    padding: 0.15rem 0.55rem;
    border-radius: 999px;
    font-size: 0.75rem;
    font-weight: 600;
}
.badge-ok { background: #dcfce7; color: #166534; }
.badge-err { background: #fee2e2; color: #991b1b; }
.badge-off { background: #e5e7eb; color: #374151; }

.status-msg { margin-top: 0.5rem; font-size: 0.9rem; color: #166534; }
.status-msg.error { color: #991b1b; }

.acl-item { display: inline-flex; align-items: center; gap: 0.25rem; margin-right: 0.75rem; font-size: 0.85rem; }
.welcome { max-width: 640px; margin: 3rem auto; text-align: center; }