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

:root {
  --yt-bg: #0f0f0f;
  --yt-sidebar: #0f0f0f;
  --yt-hover: #272727;
  --yt-text: #f1f1f1;
  --yt-text-secondary: #aaaaaa;
  --yt-border: #3f3f3f;
  --yt-accent: #3ea6ff;
  --yt-topbar: #0f0f0f;
}

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

body {
  font-family: 'Roboto', Arial, sans-serif;
  background: var(--yt-bg);
  color: var(--yt-text);
  overflow-x: hidden;
}

body.youtube-layout {
  display: grid;
  grid-template-areas: 
    "topbar topbar"
    "sidebar content";
  grid-template-columns: 240px 1fr;
  grid-template-rows: 56px 1fr;
  min-height: 100vh;
}

@media (max-width: 768px) {
  body.youtube-layout {
    grid-template-columns: 0 1fr;
  }
}

/* Topbar */
.topbar {
  grid-area: topbar;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 16px;
  background: var(--yt-topbar);
  border-bottom: 1px solid var(--yt-border);
  position: sticky;
  top: 0;
  z-index: 1000;
}

.topbar-left {
  display: flex;
  align-items: center;
  gap: 16px;
}

.menu-toggle {
  background: none;
  border: none;
  color: var(--yt-text);
  font-size: 20px;
  cursor: pointer;
  padding: 8px;
  border-radius: 50%;
  transition: background 0.2s ease, transform 0.1s ease;
}

.menu-toggle:hover {
  background: var(--yt-hover);
}

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

.logo {
  display: flex;
  align-items: center;
  gap: 4px;
  font-size: 20px;
  font-weight: 700;
  cursor: pointer;
}

.logo-icon {
  font-size: 28px;
}

.topbar-center {
  flex: 1;
  max-width: 640px;
  margin: 0 40px;
}

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

.search-box input {
  flex: 1;
  background: #121212;
  border: 1px solid var(--yt-border);
  border-right: none;
  color: var(--yt-text);
  padding: 0 12px;
  font-size: 16px;
  outline: none;
  border-radius: 40px 0 0 40px;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.search-box input:focus {
  border-color: var(--yt-accent);
  box-shadow: inset 0 1px 2px rgba(0, 0, 0, 0.3);
}

.search-box input::placeholder {
  color: var(--yt-text-secondary);
}

.search-btn {
  background: var(--yt-hover);
  border: 1px solid var(--yt-border);
  color: var(--yt-text);
  padding: 0 24px;
  cursor: pointer;
  border-radius: 0 40px 40px 0;
  font-size: 18px;
}

.search-btn:hover {
  background: #3f3f3f;
}

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

.auth-btn {
  background: transparent;
  border: 1px solid #5865f2;
  color: #5865f2;
  padding: 8px 16px;
  border-radius: 18px;
  cursor: pointer;
  font-weight: 500;
  font-size: 14px;
  transition: all 0.2s;
  display: flex;
  align-items: center;
  gap: 8px;
}

.auth-btn:hover {
  background: rgba(88, 101, 242, 0.15);
  border-color: #5865f2;
  transform: translateY(-1px);
}

.auth-btn svg {
  flex-shrink: 0;
}

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

.user-avatar {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: #ff6a00;
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 14px;
}
.user-avatar img { width: 100%; height: 100%; object-fit: cover; border-radius: 50%; }

.ghost-btn {
  background: transparent;
  border: 1px solid var(--yt-border);
  color: var(--yt-text);
  padding: 6px 12px;
  border-radius: 18px;
  cursor: pointer;
  font-size: 13px;
  transition: all 0.2s;
}

.ghost-btn:hover {
  background: var(--yt-hover);
  transform: translateY(-1px);
}

/* Sidebar */
.sidebar {
  grid-area: sidebar;
  background: var(--yt-sidebar);
  padding: 12px 0;
  overflow-y: auto;
  overflow-x: hidden;
  position: sticky;
  top: 56px;
  height: calc(100vh - 56px);
  border-right: 1px solid var(--yt-border);
  transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

@media (max-width: 768px) {
  .sidebar.collapsed {
    transform: translateX(-100%);
  }
}

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

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

.sidebar::-webkit-scrollbar-thumb {
  background: var(--yt-border);
  border-radius: 4px;
}

.sidebar::-webkit-scrollbar-thumb:hover {
  background: #5f5f5f;
}

.sidebar-nav {
  display: flex;
  flex-direction: column;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 24px;
  padding: 10px 24px;
  color: var(--yt-text);
  text-decoration: none;
  font-size: 14px;
  font-weight: 400;
  transition: background 0.2s ease, padding-left 0.2s ease;
  cursor: pointer;
  position: relative;
}

.nav-item:hover {
  background: var(--yt-hover);
  padding-left: 28px;
}

.nav-item.active {
  background: var(--yt-hover);
  font-weight: 500;
}

.nav-item.active::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 3px;
  height: 24px;
  background: var(--yt-text);
  border-radius: 0 2px 2px 0;
}

.nav-icon {
  font-size: 20px;
  width: 24px;
  text-align: center;
}

.nav-divider {
  border: none;
  border-top: 1px solid var(--yt-border);
  margin: 12px 0;
}

/* Content */
.content {
  grid-area: content;
  padding: 24px;
  overflow-y: auto;
  width: 100%;
}

.category-tabs {
  display: flex;
  gap: 12px;
  margin-bottom: 24px;
  overflow-x: auto;
  padding-bottom: 8px;
}

.category-tabs::-webkit-scrollbar {
  height: 0;
}

.tab {
  background: var(--yt-hover);
  border: none;
  color: var(--yt-text);
  padding: 8px 16px;
  border-radius: 8px;
  cursor: pointer;
  font-size: 14px;
  font-weight: 500;
  white-space: nowrap;
  transition: background 0.2s ease, transform 0.1s ease, color 0.2s ease;
}

.tab:hover {
  background: #3f3f3f;
}

.tab:active {
  transform: scale(0.97);
}

.tab.active {
  background: var(--yt-text);
  color: var(--yt-bg);
}

/* Video Grid */
.video-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(360px, 1fr));
  gap: 24px 16px;
  padding-bottom: 40px;
}

@media (min-width: 1400px) {
  .video-grid {
    grid-template-columns: repeat(auto-fill, minmax(380px, 1fr));
    gap: 32px 24px;
  }
  
  .content {
    padding: 32px 48px;
  }
}

@media (min-width: 1800px) {
  .video-grid {
    grid-template-columns: repeat(5, 1fr);
    gap: 32px 24px;
  }
}

.video-card {
  cursor: pointer;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  border-radius: 12px;
  min-width: 0;
}

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

.video-card:hover .video-thumbnail {
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.5);
}

.video-card:active {
  transform: translateY(-2px);
}

.video-thumbnail {
  position: relative;
  width: 100%;
  aspect-ratio: 16/9;
  background: #181818;
  border-radius: 12px;
  overflow: hidden;
  margin-bottom: 12px;
  transition: box-shadow 0.3s ease, transform 0.2s ease;
}

.video-thumbnail img,
.video-thumbnail video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  background: #181818;
  transition: opacity 0.3s ease;
}

.video-thumbnail img[loading="lazy"],
.video-thumbnail video[loading="lazy"] {
  opacity: 0;
}

.video-thumbnail img[loading="lazy"].loaded,
.video-thumbnail video.loaded {
  opacity: 1;
}

.duration-badge {
  position: absolute;
  bottom: 8px;
  right: 8px;
  background: rgba(0, 0, 0, 0.85);
  color: white;
  padding: 3px 6px;
  border-radius: 4px;
  font-size: 12px;
  font-weight: 500;
  backdrop-filter: blur(4px);
  transition: background 0.2s ease;
}

.video-card:hover .duration-badge {
  background: rgba(0, 0, 0, 0.95);
}

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

.channel-avatar {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: #ff6a00;
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 14px;
  flex-shrink: 0;
}
.channel-avatar img { width: 100%; height: 100%; object-fit: cover; border-radius: 50%; }

.video-details {
  flex: 1;
  overflow: hidden;
}

.video-title {
  font-size: 14px;
  font-weight: 500;
  line-height: 1.4;
  color: var(--yt-text);
  margin: 0 0 4px 0;
  overflow: hidden;
  text-overflow: ellipsis;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
}

.channel-name {
  font-size: 12px;
  color: var(--yt-text-secondary);
  margin-bottom: 2px;
}

.video-meta {
  font-size: 12px;
  color: var(--yt-text-secondary);
}

.loading-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 120px 20px;
  gap: 16px;
}

.spinner {
  width: 48px;
  height: 48px;
  border: 4px solid var(--yt-border);
  border-top-color: var(--yt-accent);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

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

.loading-state p {
  color: var(--yt-text-secondary);
  font-size: 14px;
}

.empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 120px 20px;
  color: var(--yt-text-secondary);
  font-size: 16px;
  gap: 8px;
}

/* Responsive */
@media (max-width: 1024px) {
  body.youtube-layout {
    grid-template-columns: 72px 1fr;
  }
  
  .sidebar {
    width: 72px;
  }
  
  .nav-label {
    display: none;
  }
  
  .nav-item {
    flex-direction: column;
    gap: 4px;
    padding: 16px 0;
    font-size: 10px;
  }
  
  .video-grid {
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 20px 16px;
  }
}

@media (min-width: 1025px) and (max-width: 1400px) {
  .video-grid {
    grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  }
}

@media (max-width: 768px) {
  .sidebar {
    position: fixed;
    left: 0;
    top: 56px;
    z-index: 999;
    width: 240px;
    box-shadow: 2px 0 8px rgba(0, 0, 0, 0.5);
  }
  
  .sidebar.collapsed {
    box-shadow: none;
  }
  
  .topbar-center {
    margin: 0 16px;
  }
  
  .video-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }
  
  .content {
    padding: 16px;
  }
  
  .category-tabs {
    margin-bottom: 16px;
  }
}

@media (max-width: 480px) {
  .topbar {
    padding: 0 12px;
  }
  
  .logo-text {
    display: none;
  }
  
  .search-box {
    max-width: 200px;
  }
  
  .search-box input {
    font-size: 14px;
  }
  
  .auth-btn {
    padding: 6px 12px;
    font-size: 13px;
  }
  
  .auth-btn svg {
    width: 14px;
    height: 14px;
  }
}

/* Legacy styles for other pages */
:root {
  --bg: #0b0608;
  --panel: #12080d;
  --panel-2: #1c0c13;
  --text: #f8f1ed;
  --muted: #d7c5c0;
  --accent: #ff6a00;
  --accent-2: #ff2d55;
  --border: rgba(255, 106, 0, 0.35);
  --glow: 0 20px 60px rgba(255, 64, 0, 0.35);
}

body:not(.youtube-layout) {
  font-family: 'Space Grotesk', system-ui, sans-serif;
  padding: 32px 20px 48px;
  color: var(--text);
  background:
    radial-gradient(circle at 20% 20%, rgba(255, 106, 0, 0.23), transparent 35%),
    radial-gradient(circle at 80% 60%, rgba(255, 45, 85, 0.2), transparent 42%),
    radial-gradient(circle at 55% 90%, rgba(255, 169, 64, 0.2), transparent 50%),
    linear-gradient(160deg, #050204 0%, #0b0608 50%, #14060a 100%);
  background-attachment: fixed;
  min-height: 100vh;
}

main {
  max-width: 1100px;
  margin: 0 auto;
  background: linear-gradient(145deg, rgba(18, 8, 13, 0.94), rgba(26, 9, 14, 0.92));
  border-radius: 28px;
  padding: 44px;
  border: 1px solid var(--border);
  box-shadow: var(--glow), inset 0 0 40px rgba(255, 82, 30, 0.12);
  backdrop-filter: blur(10px);
}

h1 {
  margin: 0 0 10px;
  letter-spacing: 1px;
  font-family: 'Bebas Neue', 'Space Grotesk', sans-serif;
  font-size: 3.6rem;
  background: linear-gradient(120deg, #ff6a00, #ff2d55, #ff9f1c);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  text-shadow: 0 0 28px rgba(255, 90, 0, 0.5);
}

h3 { color: #ffcf9f; margin: 0 0 10px; letter-spacing: 0.2px; }
p.lead { margin-top: 0; color: var(--muted); max-width: 760px; }
p.small { margin: 8px 0 0; color: var(--muted); font-size: 14px; }
.muted { color: var(--muted); }
section { margin-bottom: 28px; }

.auth-bar {
  border: 1px solid var(--border);
  background: linear-gradient(120deg, rgba(255, 106, 0, 0.12), rgba(255, 45, 85, 0.08));
  border-radius: 16px;
  padding: 14px 16px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 14px;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.05);
}

.preview {
  display: grid;
  place-items: center;
  border: 1px solid var(--border);
  border-radius: 18px;
  padding: 0;
  background: #050204;
  min-height: 260px;
  box-shadow: inset 0 0 32px rgba(255, 82, 30, 0.2);
  position: relative;
  overflow: hidden;
}
.preview img, .preview video { width: 100%; height: 100%; max-height: none; border-radius: 0; object-fit: cover; }

.status {
  padding: 12px 14px;
  border-radius: 12px;
  background: rgba(255, 106, 0, 0.1);
  color: var(--text);
  border: 1px solid var(--border);
  margin-bottom: 14px;
  font-weight: 600;
}
.status.error { background: rgba(255, 45, 85, 0.18); border-color: rgba(255, 45, 85, 0.4); }
.status.success { background: rgba(46, 204, 113, 0.15); border-color: rgba(46, 204, 113, 0.4); }

label { display: block; font-weight: 600; margin-top: 14px; margin-bottom: 6px; letter-spacing: -0.1px; }
input[type="text"], textarea {
  width: 100%;
  padding: 12px 14px;
  border-radius: 12px;
  border: 1px solid rgba(255, 255, 255, 0.06);
  font-size: 16px;
  transition: border-color 0.2s, box-shadow 0.2s, transform 0.2s;
  background: rgba(255, 255, 255, 0.03);
  color: var(--text);
}
input[type="text"]:focus, textarea:focus {
  outline: none;
  border-color: rgba(255, 106, 0, 0.6);
  box-shadow: 0 8px 24px rgba(255, 106, 0, 0.25);
  transform: translateY(-1px);
}
textarea { resize: vertical; min-height: 140px; }

button {
  background: linear-gradient(135deg, #ff6a00, #ff2d55);
  color: #fff;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 12px;
  padding: 12px 18px;
  font-size: 15px;
  font-weight: 700;
  cursor: pointer;
  transition: transform 0.15s ease, box-shadow 0.15s ease, filter 0.15s ease;
  box-shadow: 0 12px 28px rgba(255, 64, 0, 0.35);
}
button.ghost {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text);
  box-shadow: none;
}
button:disabled { opacity: 0.6; cursor: not-allowed; transform: none; box-shadow: none; filter: grayscale(0.2); }
button:not(:disabled):hover { transform: translateY(-2px); box-shadow: 0 16px 34px rgba(255, 90, 0, 0.4); }

/* Watch page */
.watch-body {
  background: radial-gradient(circle at 20% 20%, rgba(255,106,0,0.08), transparent 35%),
              radial-gradient(circle at 80% 60%, rgba(88,101,242,0.08), transparent 42%),
              #070507;
  color: var(--text);
  min-height: 100vh;
}

.watch-shell {
  max-width: 1400px;
  margin: 0 auto;
  padding: 32px 16px 48px;
}

.watch-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 18px;
  padding: 12px 18px;
  border: 1px solid var(--border);
  border-radius: 14px;
  background: linear-gradient(120deg, rgba(255, 106, 0, 0.12), rgba(255, 45, 85, 0.08));
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}
.header-actions .ghost {
  padding: 8px 12px;
  text-decoration: none;
  color: var(--text);
}

.brand {
  font-weight: 700;
  letter-spacing: 0.6px;
  font-size: 18px;
}

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

.session-user {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 10px;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.04);
}

.session-actions button { padding: 8px 12px; }

.watch-grid {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 20px;
}

@media (max-width: 980px) {
  .watch-grid { grid-template-columns: 1fr; }
}

.watch-left {
  background: rgba(15, 10, 12, 0.7);
  border: 1px solid var(--border);
  border-radius: 18px;
  overflow: hidden;
  box-shadow: var(--glow);
}

.player-wrapper { position: relative; }

.player-surface { aspect-ratio: 16 / 9; }

.play-overlay {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  background: radial-gradient(circle at center, rgba(0,0,0,0.35), rgba(0,0,0,0.7));
  opacity: 0;
  transition: opacity 0.2s ease;
  pointer-events: auto;
}

.player-wrapper:hover .play-overlay { opacity: 1; }
.player-wrapper:not(.is-playing) .play-overlay { opacity: 1; }

.play-overlay .play-btn {
  background: rgba(0,0,0,0.6);
  border: 1px solid rgba(255,255,255,0.12);
  box-shadow: 0 8px 24px rgba(0,0,0,0.45);
  padding: 14px 16px;
  border-radius: 50%;
  font-size: 22px;
}

.watch-meta { padding: 18px 20px 22px; }

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

.watch-meta h1 {
  margin: 0;
  font-size: 28px;
  letter-spacing: 0.2px;
  background: linear-gradient(120deg, #ffcf9f, #fff6ec);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.published { margin: 6px 0 14px; color: var(--muted); }

.uploader {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 14px;
}

.avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: linear-gradient(135deg, #ff6a00, #ff2d55);
  display: grid;
  place-items: center;
  color: #fff;
  font-weight: 700;
  text-transform: uppercase;
  overflow: hidden;
}

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

.uploader .name { font-weight: 700; }
.uploader .tag { color: var(--muted); font-size: 14px; }
.uploader .followers { color: var(--muted); font-size: 13px; }

.follow-btn { margin-left: auto; }
.follow-btn.active {
  background: linear-gradient(135deg, #3ea6ff, #7bd7ff);
  color: #0a0a0a;
  border-color: transparent;
}

.actions { display: flex; align-items: center; gap: 10px; margin: 10px 0 14px; flex-wrap: wrap; }

.description { color: var(--muted); line-height: 1.6; }

.watch-sidebar {
  background: rgba(18, 12, 14, 0.8);
  border: 1px solid var(--border);
  border-radius: 18px;
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  box-shadow: var(--glow);
}

.comments-header { display: flex; align-items: center; justify-content: space-between; }
.comment-count { background: rgba(255,255,255,0.06); padding: 4px 10px; border-radius: 12px; font-weight: 700; }

.comment-list { display: flex; flex-direction: column; gap: 10px; }

.comment {
  padding: 10px 12px;
  border-radius: 12px;
  border: 1px solid rgba(255,255,255,0.08);
  background: rgba(255,255,255,0.02);
}
.comment .author { font-weight: 700; }
.comment .time { color: var(--muted); font-size: 13px; }

.footer { color: var(--muted); text-align: center; font-size: 13px; }

/* Shorts page */
.shorts-body {
  background: #050204;
  color: var(--text);
  min-height: 100vh;
}

.shorts-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 14px 20px;
  border-bottom: 1px solid var(--border);
  background: linear-gradient(120deg, rgba(255, 106, 0, 0.12), rgba(255, 45, 85, 0.08));
}

.shorts-actions { display: flex; align-items: center; gap: 10px; }
.shorts-actions .ghost { text-decoration: none; padding: 8px 12px; color: var(--text); border: 1px solid var(--border); border-radius: 10px; }

.shorts-shell { max-width: 900px; margin: 0 auto; padding: 12px 8px 24px; }

.shorts-feed {
  display: flex;
  flex-direction: column;
  gap: 18px;
  height: calc(100vh - 90px);
  overflow-y: auto;
  scroll-snap-type: y mandatory;
}

.short-card {
  position: relative;
  background: #000;
  border-radius: 18px;
  overflow: hidden;
  min-height: 88vh;
  scroll-snap-align: start;
  border: 1px solid var(--border);
  box-shadow: 0 20px 60px rgba(0,0,0,0.45);
}

.short-video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  background: #000;
}

.short-overlay {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: flex-end;
  background: linear-gradient(180deg, rgba(0,0,0,0.05) 0%, rgba(0,0,0,0.65) 100%);
  padding: 20px;
  pointer-events: none;
}

.short-meta {
  display: flex;
  flex-direction: column;
  gap: 8px;
  max-width: 80%;
  pointer-events: auto;
}

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

.short-meta h2 { margin: 0; font-size: 22px; line-height: 1.2; color: #fff; }

.short-actions { display: flex; align-items: center; gap: 12px; }
.short-actions .ghost { background: rgba(255,255,255,0.08); border: 1px solid rgba(255,255,255,0.15); color: #fff; }
.short-actions .like-count { color: #fff; font-weight: 700; }

@media (max-width: 720px) {
  .short-card { min-height: 84vh; }
  .short-meta { max-width: 100%; }
}

/* Upload page */
.upload-body {
  background: radial-gradient(circle at 20% 20%, rgba(255,106,0,0.12), transparent 35%),
              radial-gradient(circle at 80% 0%, rgba(88,101,242,0.15), transparent 30%),
              #0f0f0f;
  color: var(--yt-text);
  min-height: 100vh;
}

.upload-container {
  max-width: 960px;
  margin: 40px auto;
  padding: 0 16px;
}

.upload-card {
  background: #111;
  border: 1px solid var(--yt-border);
  border-radius: 16px;
  padding: 24px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.35);
}

.upload-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 16px;
}

.upload-form {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.field {
  display: flex;
  flex-direction: column;
  gap: 8px;
  font-size: 14px;
}

.field input[type="text"],
.field textarea {
  border-radius: 10px;
  background: #0f0f0f;
  border: 1px solid var(--yt-border);
  color: var(--yt-text);
  padding: 12px;
}

.file-drop {
  border: 1px dashed var(--yt-border);
  padding: 20px;
  border-radius: 12px;
  text-align: center;
  cursor: pointer;
  background: #0f0f0f;
  transition: border-color 0.2s ease, background 0.2s ease;
}

.file-drop input[type="file"] {
  display: none;
}

.file-drop.dragging {
  border-color: var(--yt-accent);
  background: rgba(62, 166, 255, 0.05);
}

.radio-group {
  border: 1px solid var(--yt-border);
  border-radius: 12px;
  padding: 12px;
  gap: 10px;
}

.radio-group legend {
  padding: 0 6px;
  color: var(--yt-text-secondary);
  font-size: 13px;
}

.radio-group label {
  display: flex;
  align-items: center;
  gap: 8px;
}

.result {
  margin-top: 8px;
  font-size: 14px;
}

.card {
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: 18px;
  padding: 18px;
  background: linear-gradient(145deg, rgba(22, 10, 13, 0.9), rgba(16, 8, 12, 0.92));
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.03), 0 8px 30px rgba(0, 0, 0, 0.4);
}

.meta { display: flex; flex-wrap: wrap; gap: 12px; margin: 10px 0 4px; color: var(--muted); font-size: 14px; }
.pill { padding: 8px 10px; border-radius: 12px; background: rgba(255, 106, 0, 0.1); color: #ffcaa6; border: 1px solid var(--border); font-weight: 700; }

.actions { display: flex; gap: 12px; align-items: center; flex-wrap: wrap; }
.like-btn { display: inline-flex; align-items: center; gap: 10px; }
.like-btn.active { background: linear-gradient(135deg, #ff2d55, #ff6a00); box-shadow: 0 16px 36px rgba(255, 64, 0, 0.45); }
.like-count { font-weight: 700; color: #ffd7bf; }

.comments { margin-top: 18px; }
.comment-list { display: flex; flex-direction: column; gap: 12px; margin-top: 10px; }
.comment { border: 1px solid rgba(255, 255, 255, 0.06); border-radius: 14px; padding: 12px 14px; background: rgba(255, 255, 255, 0.03); box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.04); }
.comment .author { font-weight: 700; color: #ffd7bf; margin-bottom: 6px; }
.comment .text { color: var(--text); line-height: 1.5; }
.comment .time { color: var(--muted); font-size: 13px; margin-top: 4px; }

form.comment-form { display: grid; gap: 10px; margin-top: 12px; }

.footer { margin-top: 26px; font-size: 14px; color: var(--muted); }

.loading-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--bg);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 9999;
  transition: opacity 0.3s ease;
}

@media (max-width: 640px) {
  body:not(.youtube-layout) { padding: 20px 14px 32px; }
  main { padding: 24px; }
}