@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Poppins:wght@400;500;600;700&display=swap');

:root {
  --primary-color: #4f46e5;
  --primary-hover: #4338ca;
  --yt-red: #ff0000;
  --bg-color: #ffffff;
  --secondary-bg: #f8fafc;
  --text-color: #0f172a;
  --secondary-text: #64748b;
  --border-color: #e2e8f0;
  --hover-bg: #f1f5f9;
  --shadow-sm: 0 1px 2px rgba(0,0,0,0.04);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.05);
  --shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.08);
  --radius-sm: 10px;
  --radius-md: 14px;
  --radius-lg: 18px;
  --transition-speed: 0.25s;
  --primary-rgb: 79, 70, 229;
}

[data-theme="dark"] {
  --primary-color: #6366f1;
  --primary-hover: #818cf8;
  --yt-red: #ff4444;
  --bg-color: #0f172a;
  --secondary-bg: #1e293b;
  --text-color: #f1f5f9;
  --secondary-text: #94a3b8;
  --border-color: #334155;
  --hover-bg: #334155;
  --shadow-sm: 0 1px 2px rgba(0,0,0,0.2);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.25);
  --shadow-lg: 0 10px 25px -5px rgba(0,0,0,0.3);
  --primary-rgb: 99, 102, 241;
  --calendar-invert: 1;
}

[data-theme="light"] {
  --calendar-invert: 0;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: 'Poppins', sans-serif;
  transition: background-color var(--transition-speed), 
              color var(--transition-speed), 
              border-color var(--transition-speed),
              box-shadow var(--transition-speed),
              transform var(--transition-speed);
}

body {
  background-color: var(--secondary-bg);
  color: var(--text-color);
  line-height: 1.6;
  min-height: 100vh;
  padding-bottom: 40px;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 24px;
  transition: background-color var(--transition-speed);
}

.theme-toggle {
  background: none;
  border: none;
  color: var(--text-color);
  cursor: pointer;
  padding: 12px;
  border-radius: 50%;
  transition: all var(--transition-speed);
  margin-left: auto;
  position: relative;
}

.theme-toggle:hover {
  background-color: var(--hover-bg);
  transform: rotate(12deg);
}

.theme-toggle i {
  font-size: 1.2rem;
  transition: opacity var(--transition-speed),
              transform var(--transition-speed);
}

[data-theme="dark"] .theme-toggle .fa-sun {
  display: inline-block;
}

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

[data-theme="light"] .theme-toggle .fa-sun {
  display: none;
}

[data-theme="light"] .theme-toggle .fa-moon {
  display: inline-block;
}

header {
  background: var(--bg-color);
  padding: 20px 28px;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  margin-bottom: 28px;
  backdrop-filter: blur(10px);
  position: relative;
  overflow: hidden;
}

.logo {
  display: flex;
  align-items: center;
  gap: 14px;
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--text-color);
}

.logo i {
  color: var(--yt-red);
  font-size: 1.75rem;
  filter: drop-shadow(0 2px 4px rgba(255, 0, 0, 0.3));
}

.header-actions {
  display: flex;
  justify-content: flex-end;
  margin: 15px 0;
}

.create-button {
  background: var(--yt-red);
  color: white;
  border: none;
  padding: 12px 20px;
  border-radius: var(--radius-md);
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s;
  display: flex;
  align-items: center;
  gap: 8px;
  box-shadow: var(--shadow-sm);
}

.create-button:hover {
  background: #e50000;
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.create-button i {
  font-size: 1.1rem;
}

.search-bar {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 14px;
  margin-top: 20px;
  align-items: center;
}

.search-bar button {
  grid-column: 1 / -1;
  justify-content: center;
}

@media (min-width: 992px) {
  .search-bar {
    grid-template-columns: 1fr 1fr 1fr;
  }
  
  .search-bar #videoPrompt {
    grid-column: 1 / -1;
  }
  
  .search-bar button {
    grid-column: auto;
  }
}

@media (max-width: 768px) {
  .search-bar {
    grid-template-columns: 1fr !important;
    gap: 12px;
    padding: 0;
  }
  
  .search-bar input,
  .search-bar select,
  .search-bar button {
    width: 100%;
    min-height: 50px;
    max-width: 100%; /* Prevent overflow */
  }
  
  /* Improve input field behavior on small screens */
  input, select, textarea {
    max-width: 100%;
    box-sizing: border-box;
  }
}

.search-bar input,
.search-bar select {
  padding: 14px 18px;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  font-size: 0.95rem;
  transition: all var(--transition-speed);
  background: var(--bg-color);
  color: var(--text-color);
  box-shadow: var(--shadow-sm);
}

#uploadDate,
#channelLanguage {
  color: var(--text-color);
  background: var(--bg-color);
}

#uploadDate::-webkit-calendar-picker-indicator {
  filter: invert(var(--calendar-invert));
}

.search-bar input:focus,
.search-bar select:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px rgba(var(--primary-rgb), 0.15);
}

.search-bar button {
  background: var(--primary-color);
  color: white;
  border: none;
  padding: 14px 28px;
  border-radius: var(--radius-md);
  font-weight: 500;
  cursor: pointer;
  transition: background-color 0.2s, transform 0.2s, box-shadow 0.2s;
  display: flex;
  align-items: center;
  gap: 10px;
  box-shadow: var(--shadow-sm);
}

.search-bar button:hover {
  background: var(--primary-hover);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

/* Modal styles */
.modal {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.7);
  z-index: 1000;
  backdrop-filter: blur(5px);
  overflow-y: auto;
}

.modal-content {
  background-color: var(--bg-color);
  margin: 30px auto;
  padding: 30px;
  border-radius: var(--radius-lg);
  max-width: 90%;
  width: auto;
  box-shadow: var(--shadow-lg);
  position: relative;
  overflow-x: hidden;
  animation: modalSlideIn 0.3s ease-out forwards;
}

@keyframes modalSlideIn {
  from {
    opacity: 0;
    transform: translateY(-30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.modal-close {
  position: absolute;
  top: 20px;
  right: 25px;
  font-size: 28px;
  font-weight: bold;
  color: var(--secondary-text);
  cursor: pointer;
  transition: color 0.2s;
}

.modal-close:hover {
  color: var(--text-color);
}

.modal h2 {
  color: var(--text-color);
  font-size: 1.8rem;
  margin-bottom: 25px;
  text-align: center;
  border-bottom: 2px solid var(--border-color);
  padding-bottom: 15px;
}

.modal-section {
  margin-bottom: 30px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--border-color);
}

.modal-section:last-child {
  border-bottom: none;
  margin-bottom: 0;
  padding-bottom: 0;
}

.modal-section h3 {
  font-size: 1.3rem;
  margin-bottom: 15px;
  color: var(--text-color);
}

.form-group {
  margin-bottom: 16px;
}

.form-row {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.form-row .form-group {
  flex: 1;
  min-width: 150px;
}

.form-group label {
  display: block;
  margin-bottom: 8px;
  font-weight: 500;
  color: var(--text-color);
}

.form-group input[type="text"],
.form-group input[type="number"],
.form-group input[type="date"],
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 12px 16px;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  background: var(--bg-color);
  color: var(--text-color);
  font-size: 1rem;
  transition: all 0.2s;
  max-width: 100%;
  overflow-x: auto;
}

.form-group textarea {
  height: 100px;
  resize: vertical;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px rgba(var(--primary-rgb), 0.15);
}

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

.checkbox-group input[type="checkbox"] {
  width: 18px;
  height: 18px;
}

.thumbnail-options,
.profile-pic-options {
  display: flex;
  flex-direction: column;
  gap: 15px;
}

.thumbnail-preview,
.profile-preview {
  width: 100%;
  border: 2px dashed var(--border-color);
  border-radius: var(--radius-md);
  height: 150px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-top: 10px;
  background-size: cover;
  background-position: center;
  color: var(--secondary-text);
  text-align: center;
  padding: 15px;
}

.profile-preview {
  height: 120px;
  width: 120px;
  border-radius: 50%;
}

.modal-actions {
  display: flex;
  justify-content: center;
  margin-top: 30px;
}

.modal-actions button {
  background: var(--primary-color);
  color: white;
  border: none;
  padding: 14px 40px;
  border-radius: var(--radius-md);
  font-weight: 600;
  font-size: 1.1rem;
  cursor: pointer;
  transition: all 0.2s;
  box-shadow: var(--shadow-md);
}

.modal-actions button:hover {
  background: var(--primary-hover);
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
}

/* Existing styles */
.video-player {
  background: var(--bg-color);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  transition: background-color var(--transition-speed),
              box-shadow var(--transition-speed);
  transform: translateY(0);
  animation: fadeIn 0.5s ease-out;
}

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

.thumbnail {
  position: relative;
  width: 100%;
  padding-bottom: 56.25%;
  background-size: cover;
  background-position: center;
  cursor: pointer;
  overflow: hidden;
}

.thumbnail::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(0deg, rgba(0,0,0,0.3) 0%, rgba(0,0,0,0) 50%);
}

.play-button {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%) scale(1);
  width: 70px;
  height: 70px;
  background: rgba(0,0,0,0.7);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 1.5rem;
  transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
  z-index: 2;
}

.thumbnail:hover .play-button {
  background: rgba(255,0,0,0.9);
  transform: translate(-50%, -50%) scale(1.1);
  box-shadow: 0 0 20px rgba(255, 0, 0, 0.5);
}

.duration {
  position: absolute;
  bottom: 12px;
  right: 12px;
  background: rgba(0,0,0,0.8);
  color: white;
  padding: 4px 8px;
  border-radius: 4px;
  font-size: 0.8rem;
  font-weight: 500;
  z-index: 2;
}

.video-info {
  padding: 28px;
}

.title {
  font-size: 1.6rem;
  font-weight: 600;
  margin-bottom: 12px;
  color: var(--text-color);
  line-height: 1.3;
}

.meta {
  color: var(--secondary-text);
  font-size: 0.95rem;
  margin-bottom: 20px;
  display: flex;
  gap: 12px;
  align-items: center;
}

.meta .views, .meta .date {
  color: var(--secondary-text);
}

.channel {
  display: flex;
  align-items: center;
  gap: 18px;
  margin-bottom: 28px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--border-color);
}

.channel-icon {
  width: 54px;
  height: 54px;
  border-radius: 50%;
  background-size: cover;
  background-position: center;
  box-shadow: var(--shadow-sm);
  border: 3px solid var(--bg-color);
  transition: transform 0.2s;
}

.channel-icon:hover {
  transform: scale(1.05);
}

.channel-info {
  flex: 1;
}

.channel-name {
  font-weight: 600;
  color: var(--text-color);
  margin-bottom: 4px;
  cursor: pointer;
  transition: color 0.2s;
  font-size: 1.1rem;
}

.channel-name:hover {
  color: var(--yt-red);
}

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

.loading-state,
.error-state,
.initial-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 60px 40px;
  text-align: center;
  gap: 24px;
  background: var(--bg-color);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  min-height: 300px;
}

.loading-state i,
.venues-state i,
.initial-state i {
  color: var(--yt-red);
  font-size: 3.5rem;
  opacity: 0.9;
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0% {
    transform: scale(1);
    opacity: 0.9;
  }
  50% {
    transform: scale(1.1);
    opacity: 1;
  }
  100% {
    transform: scale(1);
    opacity: 0.9;
  }
}

.error-state i {
  color: #dc3545;
}

.initial-state p,
.loading-state p,
.error-state p {
  color: var(--secondary-text);
  font-size: 1.2rem;
  max-width: 500px;
}

.advanced-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 20px;
  padding: 24px;
  background: var(--bg-color);
  border-radius: var(--radius-md);
  margin: 0 24px 24px;
}

.stat-item {
  background: var(--secondary-bg);
  padding: 22px;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  transition: transform 0.2s, box-shadow 0.2s;
  position: relative;
  overflow: hidden;
}

.stat-item:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}

.stat-label {
  color: var(--secondary-text);
  font-size: 0.95rem;
  display: block;
  margin-bottom: 8px;
  font-weight: 500;
}

.stat-value {
  font-size: 1.6rem;
  font-weight: 600;
  color: var(--text-color);
  display: block;
  margin-bottom: 4px;
}

.stat-subtext {
  font-size: 0.85rem;
  color: var(--secondary-text);
  margin-top: 4px;
}

.stat-trend {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.85rem;
  margin-top: 8px;
  padding: 4px 8px;
  border-radius: 12px;
  width: fit-content;
}

.stat-trend.positive {
  color: #00a152;
  background-color: rgba(0, 161, 82, 0.1);
}

.stat-trend.negative {
  color: #d32f2f;
  background-color: rgba(211, 47, 47, 0.1);
}

.stat-trend.neutral {
  color: var(--secondary-text);
  background-color: rgba(100, 116, 139, 0.1);
}

.traffic-sources {
  grid-column: 1 / -1;
}

.traffic-breakdown {
  display: flex;
  height: 10px;
  border-radius: 8px;
  overflow: hidden;
  margin-top: 16px;
}

.traffic-bar {
  height: 100%;
  transition: width 0.5s ease;
}

.traffic-bar:nth-child(1) { background: #4285f4; }
.traffic-bar:nth-child(2) { background: #ea4335; }
.traffic-bar:nth-child(3) { background: #fbbc05; }
.traffic-bar:nth-child(4) { background: #34a853; }

.engagement {
  display: flex;
  gap: 30px;
  padding: 20px 24px;
  border-bottom: 1px solid var(--border-color);
}

.engagement-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 16px;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: background-color 0.2s, transform 0.2s;
}

.engagement-item.likes,
.engagement-item.dislikes {
  position: relative;
  cursor: pointer;
}

.engagement-item.active {
  color: var(--primary-color);
  font-weight: 500;
}

.engagement-item.likes.active i,
.engagement-item.likes.active span {
  color: var(--primary-color);
}

.engagement-item.dislikes.active i,
.engagement-item.dislikes.active span {
  color: #d32f2f;
}

.engagement-item.likes:hover i,
.engagement-item.likes:hover span,
.engagement-item.dislikes:hover i,
.engagement-item.dislikes:hover span {
  color: var(--text-color);
}

.engagement-item.likes.active:hover i,
.engagement-item.likes.active:hover span {
  color: var(--primary-hover);
}

.engagement-item.dislikes.active:hover i,
.engagement-item.dislikes.active:hover span {
  color: #b71c1c;
}

@keyframes likeAnimation {
  0% { transform: scale(1); }
  50% { transform: scale(1.3); }
  100% { transform: scale(1); }
}

.engagement-item.animate i {
  animation: likeAnimation 0.4s ease;
}

.engagement-item:hover {
  background-color: var(--hover-bg);
  transform: translateY(-2px);
}

.description {
  padding: 0 24px 24px;
  color: var(--text-color);
  line-height: 1.7;
  font-size: 1rem;
}

.comments-section {
  padding: 24px;
}

.comments-section h3 {
  margin-bottom: 20px;
  font-size: 1.3rem;
  font-weight: 600;
  color: var(--text-color);
}

.comments-container {
  margin-bottom: 20px;
}

.comment {
  display: flex;
  gap: 16px;
  padding: 16px 0;
  border-bottom: 1px solid var(--border-color);
  transition: background-color var(--transition-speed),
              border-color var(--transition-speed);
}

.comment-header {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 6px;
}

.comment-avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--secondary-bg);
  background-size: cover;
  background-position: center;
  flex-shrink: 0;
  box-shadow: var(--shadow-sm);
}

.comment-avatar:hover {
  transform: scale(1.08);
  transition: transform 0.2s ease;
  cursor: pointer;
  box-shadow: var(--shadow-md);
}

.reply .comment-avatar {
  width: 36px;
  height: 36px;
}

.comment-content {
  flex: 1;
}

.comment-author {
  font-weight: 600;
  margin-bottom: 5px;
  cursor: pointer;
  transition: color 0.2s;
  color: var(--text-color);
}

.comment-author:hover {
  color: var(--yt-red);
}

.comment-text {
  color: var(--text-color);
  line-height: 1.5;
  margin-bottom: 8px;
}

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

.comment-actions {
  display: flex;
  gap: 18px;
  margin-top: 12px;
  align-items: center;
}

.comment-actions button {
  background: none;
  border: none;
  color: var(--secondary-text);
  font-size: 0.9rem;
  cursor: pointer;
  padding: 6px 10px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  gap: 6px;
  transition: all 0.2s;
}

.comment-actions button:hover {
  background: var(--hover-bg);
  color: var(--text-color);
}

.reply-thread {
  position: relative;
  margin: 10px 0 10px 46px;
  padding-left: 20px;
  border-left: 2px solid var(--border-color);
}

.reply-count {
  color: var(--primary-color);
  font-weight: 500;
  cursor: pointer;
  padding: 8px 0;
  display: flex;
  align-items: center;
  gap: 8px;
}

.reply-count i {
  transition: transform 0.3s;
}

.reply-count.expanded i {
  transform: rotate(180deg);
}

.reply {
  display: flex;
  gap: 12px;
  padding: 12px 0;
  transition: background-color var(--transition-speed),
              border-color var(--transition-speed);
}

.reply-input {
  display: none;
  gap: 12px;
  margin-top: 16px;
  align-items: flex-start;
}

.reply-input .comment-avatar {
  width: 36px;
  height: 36px;
  flex-shrink: 0;
}

.reply-input-container {
  display: flex;
  flex: 1;
  gap: 10px;
}

.reply-input input {
  flex: 1;
  padding: 10px 14px;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  background: var(--bg-color);
  color: var(--text-color);
  transition: border-color 0.2s, box-shadow 0.2s;
}

.reply-input input:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 2px rgba(var(--primary-rgb), 0.1);
}

.reply-input button {
  padding: 10px 16px;
  background: var(--primary-color);
  color: white;
  border: none;
  border-radius: var(--radius-md);
  cursor: pointer;
  font-weight: 500;
  transition: all 0.2s;
}

.reply-input button:hover {
  background: var(--primary-hover);
  transform: translateY(-2px);
}

.replies {
  margin-left: 44px;
  border-left: 2px solid var(--border-color);
  padding-left: 16px;
  margin-top: 12px;
}

.ai-reply {
  background-color: rgba(var(--primary-rgb), 0.05);
  border-left: 3px solid var(--primary-color);
  margin: 12px 0;
  padding: 16px;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  transition: transform 0.2s;
}

.ai-reply:hover {
  transform: translateX(5px);
}

.ai-badge {
  background-color: var(--primary-color);
  color: white;
  padding: 3px 8px;
  border-radius: var(--radius-md);
  font-size: 0.75rem;
  font-weight: 500;
  margin-left: 8px;
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.ai-badge i {
  font-size: 0.7rem;
}

.new-comment {
  display: flex;
  gap: 12px;
  margin-top: 24px;
  align-items: center;
}

.new-comment input {
  flex: 1;
  padding: 12px 16px;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  background: var(--bg-color);
  color: var(--text-color);
  font-size: 1rem;
  transition: all var(--transition-speed);
}

.new-comment input:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 2px rgba(var(--primary-rgb), 0.1);
}

.new-comment button {
  padding: 12px 20px;
  background-color: var(--primary-color);
  color: white;
  border: none;
  border-radius: var(--radius-md);
  cursor: pointer;
  font-weight: 500;
  transition: all 0.2s;
}

.new-comment button:hover {
  background-color: var(--primary-hover);
  transform: translateY(-2px);
}

.ownership-notice {
  position: fixed;
  bottom: 20px;
  right: 20px;
  background: rgba(15, 23, 42, 0.9);
  color: white;
  padding: 16px 24px;
  border-radius: var(--radius-md);
  font-size: 0.95rem;
  z-index: 1000;
  box-shadow: var(--shadow-lg);
  animation: fadeInOut 5s ease-in-out forwards;
  max-width: 320px;
  text-align: center;
  backdrop-filter: blur(8px);
}

@keyframes fadeInOut {
  0% {
    opacity: 0;
    transform: translateY(20px);
  }
  10% {
    opacity: 1;
    transform: translateY(0);
  }
  90% {
    opacity: 1;
    transform: translateY(0);
  }
  100% {
    opacity: 0;
    transform: translateY(20px);
  }
}

#channelLanguage {
  padding: 14px 18px;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  font-size: 1rem;
  background: var(--bg-color);
  cursor: pointer;
  color: var(--text-color);
}

#channelLanguage:focus {
  outline: none;
  border-color: var(--primary-color);
}

.welcome-modal {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.8);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 2000;
  opacity: 0;
  transition: opacity 0.3s;
  backdrop-filter: blur(8px);
}

.welcome-modal.visible {
  opacity: 1;
}

.welcome-modal-content {
  background: var(--bg-color);
  padding: 36px;
  border-radius: var(--radius-lg);
  max-width: 450px;
  width: 90%;
  transform: translateY(20px);
  transition: transform 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
  text-align: center;
  box-shadow: var(--shadow-lg);
  position: relative;
  overflow: hidden;
  animation: modalBounce 0.5s cubic-bezier(0.175, 0.885, 0.32, 1.275) forwards;
}

@keyframes modalBounce {
  0% {
    transform: scale(0.8);
    opacity: 0;
  }
  70% {
    transform: scale(1.05);
    opacity: 1;
  }
  100% {
    transform: scale(1);
    opacity: 1;
  }
}

.welcome-modal.visible .welcome-modal-content {
  transform: translateY(0);
}

.welcome-modal-content::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle, rgba(var(--primary-rgb), 0.05) 0%, rgba(var(--primary-rgb), 0) 70%);
  z-index: -1;
}

.welcome-modal h2 {
  color: var(--text-color);
  margin-bottom: 18px;
  font-size: 2rem;
  font-weight: 700;
  background: linear-gradient(45deg, var(--primary-color), var(--yt-red));
  background-clip: text;
  -webkit-background-clip: text;
  color: transparent;
}

.welcome-modal p {
  color: var(--secondary-text);
  margin-bottom: 30px;
  line-height: 1.6;
  font-size: 1.2rem;
}

.welcome-modal button {
  background: var(--primary-color);
  color: white;
  border: none;
  padding: 14px 28px;
  border-radius: var(--radius-md);
  font-weight: 600;
  cursor: pointer;
  font-size: 1.1rem;
  transition: all 0.2s;
  box-shadow: var(--shadow-md);
}

.welcome-modal button:hover {
  background: var(--primary-hover);
  transform: translateY(-3px) scale(1.05);
  box-shadow: var(--shadow-lg);
}

/* Mobile Optimizations */
@media (max-width: 768px) {
  .container {
    padding: 12px;
  }
  
  .search-bar {
    grid-template-columns: 1fr !important;
    gap: 12px;
    padding: 0;
  }

  .search-bar input,
  .search-bar select,
  .search-bar button {
    width: 100%;
    min-height: 50px; 
  }

  .desktop-only {
    display: none;
  }

  .mobile-only {
    display: inline;
  }

  .logo {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 10px;
    text-align: center;
    margin-bottom: 14px;
  }
  
  .title {
    font-size: 1.4rem;
  }
  
  .video-info {
    padding: 24px;
  }
  
  .channel {
    padding-bottom: 16px;
    margin-bottom: 20px;
  }
  
  .comment {
    padding: 14px 0;
  }
  
  .comment-avatar {
    width: 38px;
    height: 38px;
  }
  
  .reply .comment-avatar {
    width: 32px;
    height: 32px;
  }
  
  .replies {
    margin-left: 24px;
    padding-left: 12px;
  }
  
  .reply-input {
    margin-left: 0;
  }
  
  .welcome-modal-content {
    padding: 28px;
    max-width: 90%;
  }
  
  .welcome-modal h2 {
    font-size: 1.8rem;
  }
  
  .welcome-modal p {
    font-size: 1.1rem;
  }
  
  .welcome-modal button {
    width: 100%;
  }
  
  .advanced-stats {
    padding: 16px;
    margin: 0 16px 16px;
    gap: 14px;
  }
  
  .stat-item {
    padding: 16px;
  }
  
  .engagement {
    padding: 16px;
    gap: 12px;
    flex-wrap: wrap;
  }
  
  .engagement-item {
    min-width: calc(50% - 12px);
    justify-content: center;
  }
  
  .comments-section {
    padding: 16px;
  }
  
  .new-comment {
    flex-wrap: wrap;
  }
  
  .new-comment input,
  .new-comment button {
    width: 100%;
  }
  
  .ownership-notice {
    width: calc(100% - 40px);
    left: 20px;
    right: 20px;
    max-width: none;
  }

  .modal-content {
    width: 95%;
    margin: 20px auto;
    padding: 20px;
  }

  .form-row {
    flex-direction: column;
    gap: 10px;
  }

  .form-row .form-group {
    width: 100%;
  }
}

/* Extra touches */
.channel-icon::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  border-radius: 50%;
  box-shadow: 0 0 0 2px var(--bg-color), 0 0 0 4px var(--border-color);
  opacity: 0;
  transition: opacity 0.2s;
}

.channel-icon:hover::after {
  opacity: 1;
}

/* More appealing buttons */
.retry-button,
.subscribe-button,
.save-video-button,
.generate-video-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 18px;
  border-radius: var(--radius-md);
  font-weight: 500;
  transition: all 0.2s;
  border: none;
  cursor: pointer;
  color: white;
  background: var(--primary-color);
  box-shadow: var(--shadow-sm);
}

.retry-button:hover,
.subscribe-button:hover,
.save-video-button:hover,
.generate-video-button:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
  background: var(--primary-hover);
}

/* Special case for subscribe button */
.subscribe-button {
  background: var(--yt-red);
}

.subscribe-button:hover {
  background: #d90000;
}

.subscribe-button.subscribed {
  background: var(--secondary-bg);
  color: var(--text-color);
}

/* Channel cards and thumbnails */
.video-card, 
.saved-video-card,
.subscribed-channel-card {
  overflow: hidden;
  border-radius: var(--radius-md);
  background: var(--bg-color);
  box-shadow: var(--shadow-sm);
  transition: all 0.25s;
}

.video-card:hover,
.saved-video-card:hover,
.subscribed-channel-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-md);
}

.video-thumbnail,
.saved-thumbnail {
  border-radius: var(--radius-sm) var(--radius-sm) 0 0;
  overflow: hidden;
}