/**
 * Dark Mode Styles
 * CSS variables for light/dark theme switching
 */

:root {
    /* Light mode colors (default) */
    --bg-primary: #ffffff;
    --bg-secondary: #f8f9fa;
    --bg-tertiary: #e9ecef;
    --text-primary: #212529;
    --text-secondary: #6c757d;
    --text-muted: #adb5bd;
    --border-color: #dee2e6;
    --card-bg: #ffffff;
    --card-hover-bg: #f8f9fa;
    --shadow: rgba(0, 0, 0, 0.1);
    --shadow-hover: rgba(0, 0, 0, 0.15);
    --link-color: #007bff;
    --link-hover: #0056b3;
}

[data-theme="dark"] {
    /* Dark mode colors - improved contrast */
    --bg-primary: #0d1117;
    --bg-secondary: #161b22;
    --bg-tertiary: #21262d;
    --text-primary: #f0f6fc;
    --text-secondary: #c9d1d9;
    --text-muted: #8b949e;
    --border-color: #30363d;
    --card-bg: #161b22;
    --card-hover-bg: #21262d;
    --shadow: rgba(0, 0, 0, 0.4);
    --shadow-hover: rgba(0, 0, 0, 0.6);
    --link-color: #58a6ff;
    --link-hover: #79c0ff;
}

/* Apply theme variables to common elements */
body {
    background-color: var(--bg-primary);
    color: var(--text-primary);
    transition: background-color 0.3s ease, color 0.3s ease;
}

/* Cards and containers */
.card,
.video-card,
.photo-card,
.update-card {
    background-color: var(--card-bg);
    border-color: var(--border-color);
    box-shadow: 0 2px 4px var(--shadow);
    transition: background-color 0.3s ease, box-shadow 0.3s ease;
}

.card:hover,
.video-card:hover,
.photo-card:hover,
.update-card:hover {
    background-color: var(--card-hover-bg);
    box-shadow: 0 4px 8px var(--shadow-hover);
}

/* Text elements */
h1, h2, h3, h4, h5, h6 {
    color: var(--text-primary);
}

p, span, div {
    color: var(--text-primary);
}

.text-muted {
    color: var(--text-muted) !important;
}

/* Ensure good contrast for all text */
[data-theme="dark"] .update-card h3,
[data-theme="dark"] .video-card h3,
[data-theme="dark"] .photo-card h3 {
    color: var(--text-primary) !important;
}

[data-theme="dark"] .update-card p,
[data-theme="dark"] .video-card p,
[data-theme="dark"] .photo-card p {
    color: var(--text-secondary) !important;
}

/* Date and metadata text */
[data-theme="dark"] .date,
[data-theme="dark"] .meta,
[data-theme="dark"] .info {
    color: var(--text-secondary) !important;
}

/* Links */
a {
    color: var(--link-color);
    transition: color 0.2s ease;
}

a:hover {
    color: var(--link-hover);
}

/* Borders */
.border,
.border-top,
.border-bottom,
.border-left,
.border-right {
    border-color: var(--border-color) !important;
}

/* Backgrounds */
.bg-light {
    background-color: var(--bg-secondary) !important;
}

.bg-white {
    background-color: var(--card-bg) !important;
}

/* Dark mode toggle button */
.dark-mode-toggle {
    position: fixed;
    bottom: 20px;
    right: 20px;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: var(--card-bg);
    border: 2px solid var(--border-color);
    box-shadow: 0 2px 8px var(--shadow);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    z-index: 1000;
    transition: all 0.3s ease;
}

.dark-mode-toggle:hover {
    transform: scale(1.1);
    box-shadow: 0 4px 12px var(--shadow-hover);
}

.dark-mode-toggle:active {
    transform: scale(0.95);
}

/* Icons for toggle */
.dark-mode-toggle .icon-sun,
.dark-mode-toggle .icon-moon {
    transition: opacity 0.3s ease;
}

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

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

/* Modal and overlay adjustments for dark mode */
[data-theme="dark"] .modal-content {
    background-color: var(--bg-secondary);
    color: var(--text-primary);
}

[data-theme="dark"] .modal-header {
    border-bottom-color: var(--border-color);
}

[data-theme="dark"] .modal-footer {
    border-top-color: var(--border-color);
}

/* Form elements in dark mode */
[data-theme="dark"] input,
[data-theme="dark"] textarea,
[data-theme="dark"] select {
    background-color: var(--bg-tertiary);
    color: var(--text-primary);
    border-color: var(--border-color);
}

[data-theme="dark"] input::placeholder,
[data-theme="dark"] textarea::placeholder {
    color: var(--text-muted);
}

/* Header and Navigation adjustments for dark mode */
[data-theme="dark"] .modern-header,
[data-theme="dark"] .header-container,
[data-theme="dark"] .header-top {
    background-color: var(--bg-secondary) !important;
    border-bottom-color: var(--border-color);
}

[data-theme="dark"] nav,
[data-theme="dark"] .navbar,
[data-theme="dark"] .main-nav {
    background-color: #21262d !important;
    border-bottom-color: var(--border-color);
}

/* Fix navigation links in dark mode - override all default colors */
[data-theme="dark"] .main-nav,
[data-theme="dark"] .header-nav-wrapper {
    background-color: #21262d !important;
}

[data-theme="dark"] .main-nav a,
[data-theme="dark"] .nav-link,
[data-theme="dark"] nav a {
    background-color: #30363d !important;
    color: #f0f6fc !important;
    border-color: #484f58 !important;
}

[data-theme="dark"] .main-nav a:hover,
[data-theme="dark"] .nav-link:hover,
[data-theme="dark"] nav a:hover {
    background-color: #58a6ff !important;
    color: #ffffff !important;
    border-color: #58a6ff !important;
}

/* Active navigation state */
[data-theme="dark"] .main-nav a.active,
[data-theme="dark"] .nav-link.active {
    background-color: #1f6feb !important;
    color: #ffffff !important;
    border-color: #1f6feb !important;
}

/* Force icons to white in active state */
[data-theme="dark"] .nav-link.active .nav-link-icon,
[data-theme="dark"] .nav-link.active .iconify,
[data-theme="dark"] .main-nav a.active .nav-link-icon,
[data-theme="dark"] .main-nav a.active .iconify {
    color: #ffffff !important;
}

/* Logout button in dark mode */
[data-theme="dark"] .nav-link.logout {
    background-color: #da3633 !important;
    color: #ffffff !important;
}

[data-theme="dark"] .nav-link.logout:hover {
    background-color: #b62324 !important;
}

/* Site branding in dark mode */
[data-theme="dark"] .site-title,
[data-theme="dark"] .site-title-link,
[data-theme="dark"] h1.site-title {
    color: var(--text-primary) !important;
}

[data-theme="dark"] .site-tagline,
[data-theme="dark"] .network-links,
[data-theme="dark"] .network-links a {
    color: var(--text-secondary) !important;
}

/* Site switcher button - improved visibility */
[data-theme="dark"] .site-switcher,
[data-theme="dark"] .site-switcher-btn {
    background-color: #30363d !important;
    color: #f0f6fc !important;
    border-color: #484f58 !important;
}

[data-theme="dark"] .site-switcher-btn:hover {
    background-color: #484f58 !important;
    border-color: #6e7681 !important;
}

/* Dropdown menus in dark mode - complete overhaul */
[data-theme="dark"] .dropdown-menu,
[data-theme="dark"] .site-switcher-dropdown {
    background-color: #161b22 !important;
    border: 1px solid #30363d !important;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.6) !important;
}

[data-theme="dark"] .site-switcher-header {
    background-color: #21262d !important;
    color: #f0f6fc !important;
    border-bottom-color: #30363d !important;
}

[data-theme="dark"] .site-switcher-note {
    color: #8b949e !important;
}

[data-theme="dark"] .site-switcher-list {
    background-color: #161b22 !important;
}

[data-theme="dark"] .site-switcher-item,
[data-theme="dark"] .dropdown-item,
[data-theme="dark"] .site-switcher-dropdown a {
    color: #c9d1d9 !important;
    border-bottom-color: #21262d !important;
}

[data-theme="dark"] .site-switcher-item:hover,
[data-theme="dark"] .dropdown-item:hover,
[data-theme="dark"] .site-switcher-dropdown a:hover {
    background-color: #21262d !important;
    color: #58a6ff !important;
}

[data-theme="dark"] .site-switcher-name {
    color: #f0f6fc !important;
}

/* Footer adjustments */
[data-theme="dark"] footer {
    background-color: var(--bg-secondary);
    border-top-color: var(--border-color);
}

/* Ensure images don't get too bright in dark mode */
[data-theme="dark"] img {
    opacity: 0.95;
}

[data-theme="dark"] img:hover {
    opacity: 1;
}

/* Buttons in dark mode */
[data-theme="dark"] button,
[data-theme="dark"] .btn {
    background-color: var(--bg-tertiary);
    color: var(--text-primary);
    border-color: var(--border-color);
}

[data-theme="dark"] button:hover,
[data-theme="dark"] .btn:hover {
    background-color: #30363d;
    border-color: #484f58;
}

/* Primary buttons keep their accent color but adjust for dark mode */
[data-theme="dark"] .btn-primary {
    background-color: #238636;
    border-color: #238636;
    color: #ffffff;
}

[data-theme="dark"] .btn-primary:hover {
    background-color: #2ea043;
    border-color: #2ea043;
}

/* Ensure orange/accent elements have good contrast */
[data-theme="dark"] .text-orange,
[data-theme="dark"] .accent-color {
    color: #ff9f43 !important;
}

/* Featured content boxes */
[data-theme="dark"] .featured-update,
[data-theme="dark"] .highlight-box {
    background-color: var(--bg-tertiary);
    border-color: var(--border-color);
}

/* Search inputs */
[data-theme="dark"] input[type="search"],
[data-theme="dark"] input[type="text"] {
    background-color: var(--bg-tertiary);
    color: var(--text-primary);
    border-color: var(--border-color);
}

[data-theme="dark"] input[type="search"]::placeholder,
[data-theme="dark"] input[type="text"]::placeholder {
    color: var(--text-muted);
}

/* Pagination */
[data-theme="dark"] .pagination {
    background-color: var(--bg-secondary) !important;
}

[data-theme="dark"] .pagination a,
[data-theme="dark"] .page-link,
[data-theme="dark"] .pagination-link {
    background-color: var(--bg-tertiary);
    color: var(--text-primary) !important;
    border-color: var(--border-color);
}

[data-theme="dark"] .pagination a:hover,
[data-theme="dark"] .page-link:hover,
[data-theme="dark"] .pagination-link:hover {
    background-color: #30363d;
    color: var(--link-color) !important;
}

[data-theme="dark"] .pagination .active a,
[data-theme="dark"] .page-link.active {
    background-color: #238636;
    border-color: #238636;
    color: #ffffff !important;
}

/* Pagination info text (Page X of Y) */
[data-theme="dark"] .pagination-info,
[data-theme="dark"] .pagination span {
    color: var(--text-primary) !important;
}

/* Guest page headers */
[data-theme="dark"] .video-page-header {
    background: linear-gradient(to bottom, var(--bg-secondary), var(--bg-primary)) !important;
}

[data-theme="dark"] .video-page-title,
[data-theme="dark"] .page-title-guest {
    color: var(--text-primary) !important;
}

[data-theme="dark"] .video-page-subtitle,
[data-theme="dark"] .search-results-info {
    color: var(--text-secondary) !important;
}