/**
 * DailyTube Main Stylesheet
 * Created: May 8, 2025
 */

/* Import Styles */
@import url('upload.css');
@import url('share-modal.css');
@import url('avatar.css');

/* CSS Variables for Theming */
:root {
  /* Light Theme (default) */
  --bg-primary: #ffffff;
  --bg-secondary: #f8f9fa;
  --bg-tertiary: #f0f2f5;
  --text-primary: #222222;
  --text-secondary: #555555;
  --text-muted: #777777;
  --border-color: #e0e0e0;
  --card-bg: #ffffff;
  --sidebar-bg: #ffffff;
  --header-bg: #ffffff;
  --footer-bg: #f5f5f5;
  --input-bg: #f0f2f5;
  --btn-primary-bg: #ff0000;
  --btn-primary-text: #ffffff;
  --btn-secondary-bg: #f0f2f5;
  --btn-secondary-text: #333333;
  --theme-toggle-icon: #666666;
  --shadow-color: rgba(0, 0, 0, 0.1);
  --video-progress-bg: #ccc;
  --video-progress-fill: #ff0000;
  --logo-bg: #ff0000;
  
  /* Sizes */
  --sidebar-width: 240px;
  --sidebar-collapsed-width: 70px;
  --header-height: 60px;
}

/* Dark Theme */
[data-theme="dark"] {
  --bg-primary: #0f0f0f;
  --bg-secondary: #1a1a1a;
  --bg-tertiary: #222222;
  --text-primary: #ffffff;
  --text-secondary: #aaaaaa;
  --text-muted: #888888;
  --border-color: #333333;
  --card-bg: #1a1a1a;
  --sidebar-bg: #0f0f0f;
  --header-bg: #0f0f0f;
  --footer-bg: #1a1a1a;
  --input-bg: #2d2d2d;
  --btn-primary-bg: #ff0000;
  --btn-primary-text: #ffffff;
  --btn-secondary-bg: #333333;
  --btn-secondary-text: #ffffff;  --theme-toggle-icon: #ffffff;
  --shadow-color: rgba(0, 0, 0, 0.5);
  --video-progress-bg: #444;
  --video-progress-fill: #ff0000;
}

/* Reset and Base Styles */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html, body {
  height: 100%;
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  font-size: 16px;
  background-color: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.5;
}

a {
  text-decoration: none;
  color: var(--text-primary);
}

ul {
  list-style: none;
}

img {
  max-width: 100%;
  height: auto;
}

button, input, select, textarea {
  font: inherit;
  color: inherit;
}

button {
  cursor: pointer;
  background: none;
  border: none;
}

/* Layout Structure */
.main-container {
  display: flex;
  min-height: 100vh;
}

.sidebar {
  width: var(--sidebar-width);
  background-color: var(--sidebar-bg);
  border-right: 1px solid var(--border-color);
  position: fixed;
  height: 100%;
  overflow-y: auto;
  transition: width 0.3s ease;
  z-index: 1000;
}

.sidebar.collapsed {
  width: var(--sidebar-collapsed-width);
}

.content-wrapper {
  flex: 1;
  margin-left: var(--sidebar-width);
  transition: margin-left 0.3s ease;
}

.content-wrapper.expanded {
  margin-left: var(--sidebar-collapsed-width);
}

.main-content {
  padding: 24px;
  min-height: calc(100vh - var(--header-height) - 200px);
}

/* Sidebar Styles */
.sidebar-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 16px;
  height: var(--header-height);
  border-bottom: 1px solid var(--border-color);
}

.logo {
  display: flex;
  align-items: center;
  gap: 12px;
}

.logo-icon {
  width: 36px;
  height: 36px;
  background-color: var(--logo-bg);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}

.play-triangle {
  width: 0;
  height: 0;
  border-top: 10px solid transparent;
  border-bottom: 10px solid transparent;
  border-left: 16px solid white;
  margin-left: 4px;
}

.logo-text {
  font-weight: 700;
  font-size: 1.3rem;
}

.toggle-sidebar {
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-primary);
  border-radius: 50%;
  transition: background-color 0.2s;
}

.toggle-sidebar:hover {
  background-color: var(--bg-tertiary);
}

.sidebar-nav {
  padding: 16px 0;
}

.sidebar-nav ul li a {
  display: flex;
  align-items: center;
  padding: 10px 16px;
  color: var(--text-primary);
  gap: 16px;
  transition: background-color 0.2s;
}

.sidebar-nav ul li a:hover,
.sidebar-nav ul li a.active {
  background-color: var(--bg-tertiary);
}

.sidebar-nav ul li a i {
  width: 24px;
  text-align: center;
  font-size: 1.2rem;
}

.sidebar.collapsed .sidebar-nav ul li a span,
.sidebar.collapsed .logo-text,
.sidebar.collapsed .sidebar-footer,
.sidebar.collapsed .category-heading {
  display: none;
}

.sidebar.collapsed .sidebar-nav ul li a {
  justify-content: center;
  padding: 10px 0;
}

.sidebar.collapsed .logo {
  justify-content: center;
}

.divider {
  height: 1px;
  background-color: var(--border-color);
  margin: 10px 16px;
}

.category-heading {
  padding: 10px 16px;
  font-size: 0.9rem;
  color: var(--text-secondary);
  font-weight: 600;
  text-transform: uppercase;
}

.sidebar-footer {
  padding: 16px;
  text-align: center;
  font-size: 0.8rem;
  color: var(--text-secondary);
  border-top: 1px solid var(--border-color);
  margin-top: auto;
}

/* Header Styles */
.top-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-height);
  padding: 0 24px;
  background-color: var(--header-bg);
  border-bottom: 1px solid var(--border-color);
  position: sticky;
  top: 0;
  z-index: 100;
}

.search-bar {
  flex: 1;
  max-width: 600px;
  margin: 0 20px;
}

.search-bar form {
  display: flex;
  height: 40px;
}

.search-bar input {
  flex: 1;
  padding: 8px 16px;
  border: 1px solid var(--border-color);
  border-radius: 20px 0 0 20px;
  background-color: var(--input-bg);
  color: var(--text-primary);
}

.search-bar button {
  width: 60px;
  background-color: var(--btn-secondary-bg);
  color: var(--btn-secondary-text);
  border: 1px solid var(--border-color);
  border-left: none;
  border-radius: 0 20px 20px 0;
}

.search-bar button:hover {
  background-color: var(--btn-primary-bg);
  color: var(--btn-primary-text);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 16px;
}

/* Theme Toggle Switch - Smartphone Style */
.theme-toggle-switch {
  position: relative;
  display: inline-block;
  width: 60px;
  height: 30px;
  margin: 0 5px;
}

.theme-toggle-checkbox {
  opacity: 0;
  width: 0;
  height: 0;
  position: absolute;
}

.theme-toggle-label {
  position: relative;
  display: block;
  height: 100%;
  cursor: pointer;
}

.toggle-switch-track {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: var(--bg-tertiary);
  transition: 0.4s;
  border-radius: 34px;
  box-shadow: inset 0 1px 3px rgba(0, 0, 0, 0.2);
}

.toggle-switch-thumb {
  position: absolute;
  height: 26px;
  width: 26px;
  left: 2px;
  bottom: 2px;
  background-color: #fff;
  border-radius: 50%;
  transition: 0.3s;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.3);
}

.toggle-switch-thumb i {
  font-size: 14px;
  color: var(--theme-toggle-icon);
  transition: 0.3s;
}

.theme-toggle-checkbox:checked + .theme-toggle-label .toggle-switch-thumb {
  transform: translateX(30px);
}

.theme-toggle-checkbox:checked + .theme-toggle-label .toggle-switch-track {
  background-color: var(--btn-primary-bg);
}

/* Dark mode specific styling */
[data-theme="dark"] .toggle-switch-thumb i {
  color: #FDB813; /* Golden yellow for moon in dark mode */
}

[data-theme="light"] .toggle-switch-thumb i {
  color: #FF8800; /* Orange for sun in light mode */
}

/* Remove the old theme toggle styling */
.theme-toggle {
  display: none;
}

/* Button Styles */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 8px 16px;
  border-radius: 4px;
  font-weight: 600;
  transition: background-color 0.2s;
  gap: 8px;
}

.btn-sm {
  padding: 6px 12px;
  font-size: 0.9rem;
}

.btn-primary {
  background-color: var(--btn-primary-bg);
  color: var(--btn-primary-text);
}

.btn-primary:hover {
  background-color: #cc0000;
}

.upload-btn {
  padding: 6px 16px;
  border-radius: 20px;
}

.auth-buttons {
  display: flex;
  gap: 8px;
}

/* User Menu */
.user-menu {
  position: relative;
}

.user-menu-btn {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--bg-tertiary);
}

.user-menu-btn img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.user-dropdown {
  position: absolute;
  top: 50px;
  right: 0;
  width: 280px;
  background-color: var(--card-bg);
  border-radius: 8px;
  box-shadow: 0 4px 12px var(--shadow-color);
  display: none;
  overflow: hidden;
  z-index: 1000;
}

.user-menu.active .user-dropdown {
  display: block;
}

.user-header {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px;
  border-bottom: 1px solid var(--border-color);
}

.user-header img {
  width: 40px;
  height: 48px;
  border-radius: 50%;
  object-fit: cover;
}

.user-header h4 {
  font-size: 1rem;
}

.user-header p {
  font-size: 0.9rem;
  color: var(--text-secondary);
}

.user-dropdown ul li a {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 16px;
  color: var(--text-primary);
}

.user-dropdown ul li a:hover {
  background-color: var(--bg-tertiary);
}

.user-dropdown ul li a i {
  width: 20px;
  text-align: center;
}

/* Alert Messages */
.alert {
  padding: 12px 16px;
  margin-bottom: 20px;
  border-radius: 4px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.alert-info {
  background-color: #e3f2fd;
  color: #0277bd;
}

.alert-success {
  background-color: #e8f5e9;
  color: #2e7d32;
}

.alert-warning {
  background-color: #fff8e1;
  color: #ff8f00;
}

.alert-danger {
  background-color: #ffebee;
  color: #c62828;
}

.close-alert {
  background: none;
  border: none;
  font-size: 1.2rem;
  cursor: pointer;
  color: inherit;
}

/* Main Content Layout */
.content-section {
  margin-bottom: 32px;
}

.section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
}

.section-title {
  font-size: 1.4rem;
  font-weight: 600;
  color: var(--text-primary);
}

.section-link {
  font-size: 0.9rem;
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  gap: 4px;
}

.section-link:hover {
  color: var(--btn-primary-bg);
}

/* Video Cards Grid */
.video-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 20px;
}

.video-card {
  background-color: var(--card-bg);
  border-radius: 8px;
  overflow: hidden;
  transition: transform 0.2s, box-shadow 0.2s;
  box-shadow: 0 2px 8px var(--shadow-color);
}

.video-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 4px 12px var(--shadow-color);
}

.video-thumbnail {
  position: relative;
  aspect-ratio: 2 / 3 !important; /* format affiche de film, priorité maximale */
  background-color: var(--bg-tertiary);
  overflow: hidden;
}

.video-thumbnail img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.video-duration {
  position: absolute;
  bottom: 8px;
  right: 8px;
  background-color: rgba(0, 0, 0, 0.7);
  color: white;
  padding: 2px 6px;
  border-radius: 4px;
  font-size: 0.8rem;
}

.video-info {
  padding: 12px;
}

.video-title {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 8px;
  display: -webkit-box;
  
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.video-meta {
  display: flex;
  justify-content: space-between;
}

.video-channel {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--text-secondary);
  font-size: 0.9rem;
}

.channel-avatar {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  overflow: hidden;
}

.channel-avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.video-stats {
  font-size: 0.8rem;
  color: var(--text-muted);
  display: flex;
  flex-direction: column;
  align-items: flex-end;
}

/* Custom Video Player */
.video-player-container {
  position: relative;
  width: 100%;
  background-color: #000;
  border-radius: 8px;
  overflow: hidden;
  margin-bottom: 24px;
}

.video-player {
  width: 100%;
}

.video-controls {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 12px;
  background: linear-gradient(to top, rgba(0, 0, 0, 0.8), transparent);
  display: flex;
  flex-direction: column;
  gap: 8px;
  opacity: 0;
  transition: opacity 0.3s;
}

.video-player-container:hover .video-controls {
  opacity: 1;
}

.progress-bar {
  width: 100%;
  height: 4px;
  background-color: var(--video-progress-bg);
  cursor: pointer;
  border-radius: 2px;
  position: relative;
}

.progress-fill {
  height: 100%;
  background-color: var(--video-progress-fill);
  border-radius: 2px;
  width: 0;
}

.progress-handle {
  position: absolute;
  top: 50%;
  transform: translate(-50%, -50%);
  width: 12px;
  height: 12px;
  background-color: var(--video-progress-fill);
  border-radius: 50%;
  opacity: 0;
  transition: opacity 0.3s;
}

.progress-bar:hover .progress-handle {
  opacity: 1;
}

.control-buttons {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.left-controls, .right-controls {
  display: flex;
  align-items: center;
  gap: 16px;
}

.control-button {
  color: white;
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  transition: background-color 0.2s;
}

.control-button:hover {
  background-color: rgba(255, 255, 255, 0.2);
}

.volume-container {
  display: flex;
  align-items: center;
  gap: 8px;
}

.volume-slider {
  width: 60px;
  height: 4px;
  background-color: rgba(255, 255, 255, 0.3);
  border-radius: 2px;
  position: relative;
  cursor: pointer;
}

.volume-fill {
  height: 100%;
  background-color: white;
  border-radius: 2px;
  width: 80%;
}

.time-display {
  color: white;
  font-size: 0.9rem;
}

/* Video Detail Page */
.video-detail-container {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 360px;
  gap: 24px;
  width: 100%;
  max-width: 1700px;
  margin: 0 auto;
  padding: 24px 24px 48px;
}

.video-primary {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.video-meta-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px 0;
  border-bottom: 1px solid var(--border-color);
}

.video-stats-container {
  display: flex;
  gap: 16px;
  color: var(--text-secondary);
  font-size: 14px;
}

.channel-info {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.channel-details {
  display: flex;
  align-items: center;
  gap: 12px;
}

.channel-avatar-large {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  overflow: hidden;
}

.channel-avatar-large img, .channel-avatar-large .avatar-circle {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.channel-data {
  display: flex;
  flex-direction: column;
}

.channel-data h3 {
  margin: 0;
  font-size: 16px;
}

.subscriber-count {
  font-size: 14px;
  color: var(--text-secondary);
}

.video-description-container {
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 16px;
  margin-top: 16px;
}

.video-description {
  color: var(--text-primary);
  font-size: 14px;
  line-height: 1.5;
  white-space: pre-wrap;
}

.video-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 16px;
}

.video-tag {
  background-color: var(--background-secondary);
  color: var(--text-secondary);
  padding: 4px 8px;
  border-radius: 16px;
  font-size: 13px;
}

/* Comments Section */
.comments-container {
  margin-top: 32px;
}

.comments-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
}

.comments-count {
  font-size: 1.2rem;
  font-weight: 600;
}

.sort-options {
  position: relative;
}

.sort-button {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--text-secondary);
}

.sort-dropdown {
  position: absolute;
  top: 30px;
  right: 0;
  width: 180px;
  background-color: var(--card-bg);
  border-radius: 8px;
  box-shadow: 0 4px 12px var(--shadow-color);
  display: none;
  overflow: hidden;
  z-index: 100;
}

.sort-options.active .sort-dropdown {
  display: block;
}

.sort-dropdown ul li a {
  display: block;
  padding: 12px 16px;
  color: var(--text-primary);
}

.sort-dropdown ul li a:hover {
  background-color: var(--bg-tertiary);
}

.comment-form {
  display: flex;
  gap: 16px;
  margin-bottom: 24px;
}

.comment-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  overflow: hidden;
  flex-shrink: 0;
}

.comment-avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.comment-input-container {
  flex: 1;
}

.comment-input {
  width: 100%;
  padding: 12px 0;
  border: none;
  border-bottom: 1px solid var(--border-color);
  background-color: transparent;
  color: var(--text-primary);
  resize: none;
  outline: none;
}

.comment-actions {
  display: flex;
  justify-content: flex-end;
  gap: 8px;
  margin-top: 12px;
}

.comments-list {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.comment {
  display: flex;
  gap: 16px;
}

.comment-content {
  flex: 1;
}

.comment-header {
  display: flex;
  align-items: baseline;
  gap: 8px;
  margin-bottom: 4px;
}

.comment-author {
  font-weight: 600;
}

.comment-date {
  font-size: 0.8rem;
  color: var(--text-secondary);
}

.comment-text {
  margin-bottom: 8px;
  color: var(--text-primary);
}

.comment-actions-buttons {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 12px;
}

.comment-action {
  display: flex;
  align-items: center;
  gap: 4px;
  color: var(--text-secondary);
  font-size: 0.9rem;
}

.comment-action:hover {
  color: var(--text-primary);
}

.comment-replies-container {
  margin-top: 16px;
}

.view-replies-button {
  color: var(--text-secondary);
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.replies-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

/* Suggested Videos */
.suggested-videos {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.suggested-video {
  display: flex;
  gap: 12px;
}

.suggested-thumbnail {
  width: 160px;
  aspect-ratio: 16 / 9;
  border-radius: 4px;
  overflow: hidden;
  position: relative;
  flex-shrink: 0;
}

.suggested-thumbnail img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.suggested-info {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.suggested-title {
  font-size: 0.9rem;
  font-weight: 600;
  display: -webkit-box;
  
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.suggested-channel {
  font-size: 0.8rem;
  color: var(--text-secondary);
}

.suggested-stats {
  font-size: 0.8rem;
  color: var(--text-muted);
}

/* Form Styles */
.form-container {
  max-width: 500px;
  margin: 0 auto;
  background-color: var(--card-bg);
  padding: 24px;
  border-radius: 8px;
  box-shadow: 0 2px 8px var(--shadow-color);
}

.form-title {
  font-size: 1.5rem;
  margin-bottom: 24px;
  text-align: center;
}

.form-group {
  margin-bottom: 20px;
}

.form-label {
  display: block;
  margin-bottom: 8px;
  font-weight: 600;
}

.form-control {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--border-color);
  border-radius: 4px;
  background-color: var(--input-bg);
  color: var(--text-primary);
  transition: border-color 0.2s;
}

.form-control:focus {
  outline: none;
  border-color: var(--btn-primary-bg);
}

.form-text {
  margin-top: 4px;
  font-size: 0.8rem;
  color: var(--text-muted);
}

.form-check {
  display: flex;
  align-items: center;
  gap: 8px;
}

.btn-block {
  width: 100%;
}

.form-footer {
  margin-top: 24px;
  text-align: center;
  font-size: 0.9rem;
  color: var(--text-secondary);
}

.form-footer a {
  color: var(--btn-primary-bg);
  font-weight: 600;
}

/* Auth Pages */
.auth-container {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: calc(100vh - var(--header-height) - 200px);
}

.auth-form {
  width: 100%;
  max-width: 400px;
}

/* Footer Styles */
.main-footer {
  background-color: var(--footer-bg);
  padding: 32px 24px;
  border-top: 1px solid var(--border-color);
}

.footer-content {
  display: flex;
  justify-content: space-between;
  margin-bottom: 32px;
}

.footer-logo {
  max-width: 240px;
}

.footer-logo .logo {
  margin-bottom: 16px;
}

.footer-links {
  display: flex;
  gap: 48px;
}

.footer-section h4 {
  margin-bottom: 16px;
  color: var(--text-primary);
}

.footer-section ul li {
  margin-bottom: 8px;
}

.footer-section ul li a {
  color: var(--text-secondary);
}

.footer-section ul li a:hover {
  color: var(--btn-primary-bg);
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 24px;
  border-top: 1px solid var(--border-color);
  color: var(--text-secondary);
}

.social-links {
  display: flex;
  gap: 16px;
}

.social-links a {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background-color: var(--bg-tertiary);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-primary);
  transition: background-color 0.2s;
}

.social-links a:hover {
  background-color: var(--btn-primary-bg);
  color: white;
}

/* Forum Styles */
.forum-container {
  margin-bottom: 32px;
}

.forum-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 24px;
}

.forum-title {
  font-size: 1.8rem;
  font-weight: 600;
}

.forum-categories {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 20px;
}

.forum-category-card {
  background-color: var(--card-bg);
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 2px 8px var(--shadow-color);
  transition: transform 0.2s;
}

.forum-category-card:hover {
  transform: translateY(-4px);
}

.forum-category-header {
  padding: 16px;
  background-color: var(--bg-tertiary);
  display: flex;
  align-items: center;
  gap: 16px;
}

.category-icon {
  width: 40px;
  height: 40px;
  background-color: var(--btn-primary-bg);
  color: white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
}

.category-info {
  flex: 1;
}

.category-name {
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 4px;
}

.topic-count {
  font-size: 0.8rem;
  color: var(--text-secondary);
}

.forum-category-body {
  padding: 16px;
}

.category-description {
  margin-bottom: 16px;
  color: var(--text-secondary);
}

.recent-topic {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 0;
  border-bottom: 1px solid var(--border-color);
}

.recent-topic:last-child {
  border-bottom: none;
}

.topic-info {
  flex: 1;
}

.topic-title {
  font-size: 0.9rem;
  margin-bottom: 4px;
  display: -webkit-box;
  
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.topic-meta {
  font-size: 0.8rem;
  color: var(--text-muted);
}

/* Admin Panel Styles */
.admin-container {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 24px;
}

.admin-sidebar {
  background-color: var(--card-bg);
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 2px 8px var(--shadow-color);
}

.admin-nav ul li a {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 16px;
  color: var(--text-primary);
  border-left: 3px solid transparent;
}

.admin-nav ul li a:hover,
.admin-nav ul li a.active {
  background-color: var(--bg-tertiary);
  border-left-color: var(--btn-primary-bg);
}

.admin-content {
  background-color: var(--card-bg);
  border-radius: 8px;
  padding: 24px;
  box-shadow: 0 2px 8px var(--shadow-color);
}

.admin-header {
  margin-bottom: 24px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--border-color);
}

.data-table {
  width: 100%;
  border-collapse: collapse;
}

.data-table th,
.data-table td {
  padding: 12px 16px;
  text-align: left;
  border-bottom: 1px solid var(--border-color);
}

.data-table th {
  font-weight: 600;
  color: var(--text-primary);
  background-color: var(--bg-tertiary);
}

.data-table tr:last-child td {
  border-bottom: none;
}

.data-table tr:hover td {
  background-color: var(--bg-tertiary);
}

.action-buttons {
  display: flex;
  gap: 8px;
}

.action-button {
  width: 32px;
  height: 32px;
  border-radius: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-primary);
  background-color: var(--bg-tertiary);
}

.action-button:hover {
  background-color: var(--btn-primary-bg);
  color: white;
}

.action-button.delete {
  background-color: rgba(255, 0, 0, 0.1);
  color: #ff0000;
}

.action-button.delete:hover {
  background-color: #ff0000;
  color: white;
}

.dashboard-stats {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 20px;
  margin-bottom: 32px;
}

.stat-card {
  background-color: var(--bg-tertiary);
  border-radius: 8px;
  padding: 16px;
  text-align: center;
}

.stat-value {
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: 8px;
  color: var(--btn-primary-bg);
}

.stat-label {
  font-size: 0.9rem;
  color: var(--text-secondary);
}

/* Profile Page Styles */
.profile-page {
  background-color: var(--bg-primary);
  padding-bottom: 40px;
}

/* Profile Header Area */
.profile-header-container {
  margin-bottom: 30px;
  border-radius: 12px;
  overflow: hidden;
}

.shadow-container {
  box-shadow: 0 6px 18px var(--shadow-color);
  background-color: var(--card-bg);
  border: 2px solid var(--border-color);
  border-radius: 12px;
}

.profile-header {
  position: relative;
}

.profile-banner {
  width: 100%;
  height: 200px;
  background-size: cover;
  background-position: center;
  position: relative;
}

/* Profile Info Container */
.profile-info-container {
  position: relative;
  margin-top: -60px;
  padding: 0 20px;
}

.profile-info-wrapper {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 24px;
  align-items: center;
}

/* Profile Details */
.profile-details-container {
  padding: 20px 0;
}

.profile-username {
  font-size: 1.8rem;
  font-weight: 700;
  margin-bottom: 12px;
  color: var(--text-primary);
}

.profile-stats-container {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  margin-bottom: 16px;
}

.stat-item {
  display: flex;
  align-items: center;
  gap: 8px;
}

.stat-count {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--text-primary);
}

.stat-label {
  color: var(--text-secondary);
  font-size: 0.9rem;
}

.stat-icon {
  color: var(--text-secondary);
  width: 20px;
  text-align: center;
}

.profile-bio-container {
  color: var(--text-secondary);
  max-width: 600px;
  line-height: 1.5;
  margin-top: 12px;
}

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

/* Profile Actions */
.profile-actions-container {
  display: flex;
  gap: 10px;
  align-self: flex-start;
  margin-top: 20px;
}

.profile-action-buttons {
  display: flex;
  gap: 10px;
}

/* Navigation Container */
.profile-navigation-container {
  background-color: var(--card-bg);
  box-shadow: 0 2px 8px var(--shadow-color);
  margin-bottom: 30px;
}

/* Profile Navigation */
.profile-navigation {
  border-bottom: none;
  padding: 0 20px 16px;
}

.nav-tabs {
  display: flex;
  list-style: none;
  padding: 0;
  margin: 0;
  border-top: 1px solid var(--border-color);
  padding-top: 16px;
}

.nav-tabs li {
  margin-right: 4px;
}

.nav-tabs li a {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 20px;
  color: var(--text-secondary);
  font-weight: 500;
  position: relative;
  transition: color 0.2s;
}

.nav-tabs li a:hover {
  color: var(--text-primary);
}

.nav-tabs li.active a {
  color: var(--btn-primary-bg);
}

.nav-tabs li.active a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 3px;
  background-color: var(--btn-primary-bg);
}

/* Main Content Container */
.profile-content-container {
  padding: 0 20px;
}

.content-header-container {
  margin-bottom: 24px;
}

.section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.section-title {
  font-size: 1.4rem;
  font-weight: 600;
  color: var(--text-primary);
}

.section-actions {
  display: flex;
  gap: 12px;
}

/* Content Body Container */
.content-body-container {
  margin-bottom: 30px;
}

.tab-content {
  display: none;
}

.tab-content.active {
  display: block;
  animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Video Grid Container */
.video-grid-container {
  margin-bottom: 30px;
}

.video-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 20px;
}

.video-card {
  background-color: var(--card-bg);
  border-radius: 8px;
  overflow: hidden;
  transition: transform 0.2s, box-shadow 0.2s;
  box-shadow: 0 2px 8px var(--shadow-color);
  display: flex;
  flex-direction: column;
}

.video-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 4px 12px var(--shadow-color);
}

.video-card-media {
  position: relative;
}

.video-thumbnail {
  display: block;
  position: relative;
  aspect-ratio: 16 / 9;
  background-color: var(--bg-tertiary);
  overflow: hidden;
}

.video-thumbnail img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.video-duration {
  position: absolute;
  bottom: 8px;
  right: 8px;
  background-color: rgba(0, 0, 0, 0.7);
  color: white;
  padding: 2px 6px;
  border-radius: 4px;
  font-size: 0.8rem;
}

.video-card-content {
  flex: 1;
  padding: 12px;
}

.video-title {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 8px;
  display: -webkit-box;
  
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.video-meta {
  display: flex;
  justify-content: space-between;
}

.video-stats {
  font-size: 0.8rem;
  color: var(--text-muted);
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.visibility-badge {
  position: absolute;
  top: 8px;
  left: 8px;
  padding: 4px 8px;
  border-radius: 4px;
  font-size: 0.75rem;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 4px;
}

.visibility-badge.private {
  background-color: rgba(244, 67, 54, 0.2);
  color: #f44336;
}

.visibility-badge.unlisted {
  background-color: rgba(255, 193, 7, 0.2);
  color: #ffc107;
}

/* Pagination Container */
.pagination-container {
  margin-top: 30px;
  display: flex;
  justify-content: center;
}

.pagination {
  display: flex;
  align-items: center;
  gap: 10px;
}

.pagination-pages {
  display: flex;
  gap: 5px;
}

.pagination a {
  display: flex;
  align-items: center;
  justify-content: center;
  min-width: 36px;
  height: 36px;
  padding: 0 10px;
  border-radius: 4px;
  background-color: var(--bg-tertiary);
  color: var(--text-primary);
  font-weight: 500;
  transition: background-color 0.2s;
}

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

.pagination a.active {
  background-color: var(--btn-primary-bg);
  color: var(--btn-primary-text);
}

/* Empty State Container */
.empty-state-container {
  padding: 20px;
}

.empty-state {
  text-align: center;
  padding: 50px 20px;
  background-color: var(--card-bg);
  border-radius: 8px;
  box-shadow: 0 2px 8px var(--shadow-color);
}

.empty-state-icon {
  width: 80px;
  height: 80px;
  margin: 0 auto 24px;
  background-color: var(--bg-tertiary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  color: var(--text-secondary);
}

.empty-state h3 {
  font-size: 1.4rem;
  margin-bottom: 12px;
  color: var(--text-primary);
}

.empty-state p {
  color: var(--text-secondary);
  margin-bottom: 24px;
  max-width: 500px;
  margin-left: auto;
  margin-right: auto;
}

/* About Section */
.about-section {
  display: grid;
  grid-template-columns: 300px 1fr;
  gap: 20px;
}

.about-column-container {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.card {
  background-color: var(--card-bg);
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 2px 8px var(--shadow-color);
}

.card-header {
  padding: 16px;
  border-bottom: 1px solid var(--border-color);
  background-color: var(--bg-tertiary);
}

.card-header h3 {
  font-size: 1.1rem;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: 8px;
}

.card-body {
  padding: 16px;
}

.info-list {
  list-style: none;
  padding: 0;
}

.info-list li {
  display: flex;
  justify-content: space-between;
  padding: 10px 0;
  border-bottom: 1px solid var(--border-color);
}

.info-list li:last-child {
  border-bottom: none;
}

.info-label {
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  gap: 8px;
}

.info-value {
  font-weight: 500;
  color: var(--text-primary);
}

.bio-text {
  line-height: 1.6;
  white-space: pre-line;
}

/* Playlist Grid */
.playlist-grid-container {
  margin-bottom: 30px;
}

.playlist-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 20px;
}

.playlist-card {
  background-color: var(--card-bg);
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 2px 8px var(--shadow-color);
  transition: transform 0.2s;
  display: flex;
  flex-direction: column;
}

.playlist-card:hover {
  transform: translateY(-4px);
}

.playlist-card-media {
  position: relative;
}

.playlist-thumbnail {
  position: relative;
  aspect-ratio: 16 / 9;
  background-color: var(--bg-tertiary);
  display: block;
}

.playlist-thumbnail img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.empty-thumbnail {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  color: var(--text-muted);
  background-color: var(--bg-tertiary);
}

.playlist-overlay {
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  width: 40%;
  background: linear-gradient(to left, rgba(0, 0, 0, 0.8), transparent);
  display: flex;
  align-items: center;
  justify-content: center;
}

.playlist-count {
  color: white;
  font-weight: 600;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
}

.playlist-count i {
  font-size: 1.5rem;
}

.playlist-card-content {
  flex: 1;
  padding: 12px;
}

.playlist-title {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 8px;
  display: -webkit-box;
  
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.playlist-meta {
  display: flex;
  flex-direction: column;
  gap: 4px;
  color: var(--text-secondary);
  font-size: 0.9rem;
}

/* Dropdown Menu Styles - Generic */
.dropdown-container {
  position: relative;
  display: inline-block;
}

/* Dropdown styles for regular button dropdowns */
.dropdown-button {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background-color: var(--bg-tertiary);
  color: var(--text-secondary);
  cursor: pointer;
  transition: background-color 0.2s;
}

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

/* Special styling for sort/filter dropdowns in admin video grid */
.video-filters {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 15px;
  margin-bottom: 20px;
}

.video-filter-group {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.filter-label {
  font-weight: 500;
  color: var(--text-secondary);
}

.filter-dropdown .dropdown-button {
  width: auto;
  height: auto;
  border-radius: 4px;
  background-color: var(--bg-tertiary);
  color: var(--text-primary);
  font-weight: 500;
  padding: 8px 12px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.filter-dropdown .dropdown-button i {
  font-size: 0.9rem;
}

.filter-dropdown .dropdown-menu {
  min-width: 180px;
}

/* My Videos filter bar styles */
.filter-bar {
  background-color: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 20px;
  margin-bottom: 25px;
  box-shadow: 0 2px 6px var(--shadow-color);
}

.video-filter-form .search-filters {
  display: flex;
  flex-direction: column;
  gap: 15px;
}

.video-filter-form .search-input {
  position: relative;
  width: 100%;
}

.video-filter-form .search-input input {
  width: 100%;
  padding: 10px 40px 10px 15px;
  border-radius: 4px;
  border: 1px solid var(--border-color);
  background-color: var(--bg-secondary);
  color: var(--text-primary);
}

.video-filter-form .search-input button {
  position: absolute;
  right: 10px;
  top: 50%;
  transform: translateY(-50%);
  background: none;
  border: none;
  color: var(--text-secondary);
  cursor: pointer;
}

.video-filter-form .filter-options {
  display: flex;
  gap: 20px;
  flex-wrap: wrap;
}

.video-filter-form .filter-group {
  display: flex;
  align-items: center;
  gap: 10px;
}

.video-filter-form .filter-group label {
  font-weight: 500;
  color: var(--text-secondary);
  white-space: nowrap;
}

.video-filter-form .filter-group select {
  padding: 8px 12px;
  border-radius: 4px;
  border: 1px solid var(--border-color);
  background-color: var(--bg-secondary);
  color: var(--text-primary);
  cursor: pointer;
}

.video-stats {
  display: flex;
  justify-content: flex-start;
  margin-bottom: 15px;
  padding-left: 5px;
}

.video-stats p {
  margin: 0;
  color: var(--text-secondary);
}

/* Common dropdown menu styles */
.dropdown-menu {
  position: absolute;
  top: 100%;
  right: 0;
  width: 180px;
  background-color: var(--card-bg);
  border-radius: 8px;
  box-shadow: 0 4px 12px var(--shadow-color);
  display: none;
  z-index: 1000;
  overflow: hidden;
  margin-top: 5px;
}

.dropdown-container.active .dropdown-menu {
  display: block;
}

.dropdown-menu ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.dropdown-menu ul li a {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 16px;
  color: var(--text-primary);
  transition: background-color 0.2s;
}

.dropdown-menu ul li a:hover {
  background-color: var(--bg-tertiary);
}

.dropdown-menu ul li a i {
  width: 20px;
  text-align: center;
}

.dropdown-menu ul li a.active {
  font-weight: 600;
  background-color: var(--bg-tertiary);
}

/* Media queries for responsive filters */
@media (max-width: 768px) {
  .video-filter-form .filter-options {
    flex-direction: column;
    gap: 15px;
  }
  
  .video-filter-form .filter-group {
    width: 100%;
  }
  
  .video-filter-form .filter-group select {
    flex: 1;
  }
}

/* Responsive Styles */
@media (max-width: 992px) {
  .about-section {
    grid-template-columns: 1fr;
  }
  
  .profile-info-wrapper {
    grid-template-columns: auto 1fr;
  }
  
  .profile-actions-container {
    grid-column: 1 / 3;
    justify-content: flex-end;
  }
}

@media (max-width: 768px) {
  .profile-info-wrapper {
    grid-template-columns: 1fr;
    text-align: center;
  }
  
  .profile-picture-container {
    justify-self: center;
  }
  
  .profile-stats-container {
    justify-content: center;
  }
  
  .profile-actions-container {
    grid-column: auto;
    justify-content: center;
  }
  
  .nav-tabs {
    overflow-x: auto;
    padding-bottom: 2px;
  }
  
  .nav-tabs li a {
    padding: 12px 16px;
    white-space: nowrap;
  }
}

@media (max-width: 576px) {
  .profile-banner {
    height: 150px;
  }
  
  .profile-info-container {
    margin-top: -40px;
  }
  
  .avatar-circle {
    width: 80px;
    height: 80px;
  }
  
  .avatar-text {
    font-size: 32px;
  }
  
  .profile-username {
    font-size: 1.5rem;
  }
  
  .profile-stats-container {
    flex-direction: column;
    align-items: center;
    gap: 10px;
  }
  
  .profile-action-buttons {
    flex-direction: column;
    gap: 8px;
  }
  
  .about-info {
    margin-bottom: 20px;
  }
}

@media (max-width: 1200px) {
  .video-detail-container {
    grid-template-columns: 1fr;
  }
  
  .suggested-videos {
    margin-top: 32px;
  }
}

@media (max-width: 992px) {
  .admin-container {
    grid-template-columns: 1fr;
  }
  
  .admin-sidebar {
    margin-bottom: 24px;
  }
  
  .admin-nav ul {
    display: flex;
    overflow-x: auto;
  }
  
  .admin-nav ul li a {
    border-left: none;
    border-bottom: 3px solid transparent;
  }
  
  .admin-nav ul li a:hover,
  .admin-nav ul li a.active {
    border-left-color: transparent;
    border-bottom-color: var(--btn-primary-bg);
  }
}

@media (max-width: 768px) {
  .footer-content {
    flex-direction: column;
    gap: 32px;
  }
  
  .footer-logo {
    text-align: center;
    max-width: none;
  }
  
  .forum-categories {
    grid-template-columns: 1fr;
  }
  
  .dashboard-stats {
    grid-template-columns: 1fr 1fr;
  }
  
  .sidebar {
    width: var(--sidebar-collapsed-width);
  }
  
  .sidebar-nav ul li a span,
  .logo-text,
  .sidebar-footer,
  .category-heading {
    display: none;
  }
  
  .sidebar-nav ul li a {
    justify-content: center;
    padding: 10px 0;
  }
  
  .logo {
    justify-content: center;
  }
  
  .content-wrapper {
    margin-left: var(--sidebar-collapsed-width);
  }
  
  .sidebar.expanded {
    width: var(--sidebar-width);
    z-index: 1100;
  }
  
  .sidebar.expanded .sidebar-nav ul li a span,
  .sidebar.expanded .logo-text,
  .sidebar.expanded .sidebar-footer,
  .sidebar.expanded .category-heading {
    display: block;
  }
  
  .sidebar.expanded .sidebar-nav ul li a {
    justify-content: flex-start;
    padding: 10px 16px;
  }
  
  .sidebar.expanded .logo {
    justify-content: flex-start;
  }
  
  .search-bar {
    margin: 0 8px;
  }
}

@media (max-width: 576px) {
  .top-header {
    padding: 0 12px;
  }
  
  .search-bar {
    max-width: none;
  }
  
  .video-grid {
    grid-template-columns: 1fr;
  }
  
  .upload-btn span,
  .auth-buttons {
    display: none;
  }
  
  .dashboard-stats {
    grid-template-columns: 1fr;
  }
  
  .main-content {
    padding: 16px;
  }
  
  .data-table {
    display: block;
    overflow-x: auto;
  }
  
  .comment-form {
    flex-direction: column;
  }
  
  .comment-avatar {
    align-self: flex-start;
  }
}