/**
 * StreamXHub — Base Styles
 * Industry-grade design system: tokens, resets, layout, components
 * Version 2.0
 */

/* ============================================================
   DESIGN TOKENS
   ============================================================ */
:root {
  /* Brand palette */
  --primary:            #ff0055;
  --primary-light:      #ff4488;
  --primary-dark:       #cc0044;
  --primary-glow:       rgba(255, 0, 85, 0.35);
  --primary-subtle:     rgba(255, 0, 85, 0.08);

  /* Surface scale */
  --dark:               #080810;
  --dark-secondary:     #0f0f18;
  --dark-tertiary:      #18182a;
  --dark-elevated:      #1f1f30;
  --dark-border:        rgba(255, 255, 255, 0.07);

  /* Text scale */
  --text-primary:       #f0f0f8;
  --text-secondary:     #a0a0b8;
  --text-muted:         #5a5a72;
  --white:              #ffffff;

  /* Accent palette */
  --gold:               #ffc947;
  --gold-glow:          rgba(255, 201, 71, 0.35);
  --success:            #00e887;
  --success-subtle:     rgba(0, 232, 135, 0.12);
  --info:               #00cfff;
  --info-subtle:        rgba(0, 207, 255, 0.12);
  --danger:             #ff3a60;

  /* Gradients */
  --gradient:           linear-gradient(135deg, #ff0055 0%, #ff4488 100%);
  --gradient-warm:      linear-gradient(135deg, #ff0055 0%, #ff7733 100%);
  --gradient-cool:      linear-gradient(135deg, #6600ff 0%, #00cfff 100%);
  --gradient-gold:      linear-gradient(135deg, #ffc947 0%, #ff8800 100%);
  --gradient-surface:   linear-gradient(145deg, #1a1a2c 0%, #0f0f1e 100%);

  /* Shadows */
  --shadow-sm:          0 2px 8px rgba(0, 0, 0, 0.4);
  --shadow-md:          0 8px 24px rgba(0, 0, 0, 0.5);
  --shadow-lg:          0 20px 60px rgba(0, 0, 0, 0.6);
  --shadow-primary:     0 8px 24px var(--primary-glow);
  --shadow-primary-lg:  0 16px 48px rgba(255, 0, 85, 0.45);

  /* Borders */
  --radius-sm:          6px;
  --radius-md:          10px;
  --radius-lg:          16px;
  --radius-xl:          24px;
  --radius-pill:        999px;

  /* Motion */
  --ease-out:           cubic-bezier(0.22, 1, 0.36, 1);
  --ease-spring:        cubic-bezier(0.34, 1.56, 0.64, 1);
  --ease-in-out:        cubic-bezier(0.4, 0, 0.2, 1);
  --duration-fast:      150ms;
  --duration-base:      250ms;
  --duration-slow:      400ms;

  /* Layout */
  --max-width:          1400px;
  --header-height:      64px;
}

/* ============================================================
   RESET & BASE
   ============================================================ */
*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  background: var(--dark);
  color: var(--text-primary);
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  line-height: 1.6;
  min-height: 100vh;
  overflow-x: hidden;
}

img,
video {
  display: block;
  max-width: 100%;
}

a {
  color: inherit;
  text-decoration: none;
}

button {
  font-family: inherit;
  cursor: pointer;
}

/* ============================================================
   SCROLLBAR
   ============================================================ */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: var(--dark-secondary); }
::-webkit-scrollbar-thumb {
  background: linear-gradient(180deg, var(--primary), var(--primary-light));
  border-radius: var(--radius-pill);
}
::-webkit-scrollbar-thumb:hover { background: var(--primary-light); }

/* ============================================================
   LOADING BAR
   ============================================================ */
.loader {
  display: none;
  width: 100%;
  height: 3px;
  background: var(--dark-tertiary);
  position: fixed;
  top: 0;
  left: 0;
  z-index: 9999;
}

.loader.active { display: block; }

.loader::after {
  content: '';
  position: absolute;
  inset-block: 0;
  left: -40%;
  width: 40%;
  background: var(--gradient);
  border-radius: var(--radius-pill);
  animation: loading 1.2s var(--ease-in-out) infinite;
}

@keyframes loading {
  0%   { left: -40%; }
  100% { left: 110%; }
}

/* ============================================================
   HEADER
   ============================================================ */
header {
  background: rgba(8, 8, 16, 0.92);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  padding: 0 32px;
  height: var(--header-height);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  position: sticky;
  top: 0;
  z-index: 200;
  border-bottom: 1px solid var(--dark-border);
  box-shadow: 0 1px 0 rgba(255, 0, 85, 0.18), var(--shadow-sm);
}

.logo {
  font-size: 26px;
  font-weight: 900;
  background: var(--gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  letter-spacing: -0.5px;
  flex-shrink: 0;
}

nav ul {
  display: flex;
  list-style: none;
  gap: 4px;
}

nav a {
  color: var(--text-secondary);
  font-size: 14px;
  font-weight: 500;
  padding: 6px 14px;
  border-radius: var(--radius-md);
  transition: color var(--duration-fast) ease,
              background var(--duration-fast) ease;
}

nav a:hover {
  color: var(--text-primary);
  background: var(--primary-subtle);
}

nav a.active {
  color: var(--primary);
  background: var(--primary-subtle);
}

/* Search */
.search-bar {
  display: flex;
  align-items: center;
  gap: 8px;
  background: var(--dark-tertiary);
  border: 1px solid var(--dark-border);
  border-radius: var(--radius-pill);
  padding: 0 16px;
  height: 38px;
  transition: border-color var(--duration-fast) ease,
              box-shadow var(--duration-fast) ease;
}

.search-bar:focus-within {
  border-color: rgba(255, 0, 85, 0.5);
  box-shadow: 0 0 0 3px var(--primary-subtle);
}

.search-bar input {
  background: transparent;
  border: none;
  color: var(--text-primary);
  outline: none;
  font-size: 14px;
  width: 200px;
}

.search-bar input::placeholder { color: var(--text-muted); }

.search-bar button {
  background: transparent;
  border: none;
  color: var(--text-muted);
  font-size: 15px;
  padding: 0;
  transition: color var(--duration-fast) ease;
}

.search-bar button:hover { color: var(--primary); }

/* ============================================================
   HERO SECTION
   ============================================================ */
.hero {
  position: relative;
  min-height: 480px;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  overflow: hidden;
  background: radial-gradient(ellipse 120% 80% at 50% 60%, #1a0520 0%, var(--dark) 70%);
}

.hero::before,
.hero::after {
  content: '';
  position: absolute;
  border-radius: 50%;
  pointer-events: none;
  filter: blur(80px);
  opacity: 0.5;
}

.hero::before {
  width: 700px;
  height: 700px;
  top: -30%;
  left: 50%;
  transform: translateX(-50%);
  background: radial-gradient(circle, rgba(255, 0, 85, 0.25) 0%, transparent 70%);
  animation: heroAmbient 8s ease-in-out infinite;
}

.hero::after {
  width: 400px;
  height: 400px;
  bottom: -20%;
  right: 10%;
  background: radial-gradient(circle, rgba(102, 0, 255, 0.15) 0%, transparent 70%);
  animation: heroAmbient 11s ease-in-out infinite reverse;
}

@keyframes heroAmbient {
  0%, 100% { transform: translateX(-50%) scale(1); }
  50%       { transform: translateX(-50%) scale(1.15) translateY(-20px); }
}

.hero::before { animation: heroAmbientCenter 8s ease-in-out infinite; }

@keyframes heroAmbientCenter {
  0%, 100% { opacity: 0.5; transform: translateX(-50%) scale(1); }
  50%       { opacity: 0.8; transform: translateX(-50%) scale(1.2); }
}

.hero-content {
  position: relative;
  z-index: 2;
  padding: 60px 24px;
  max-width: 800px;
}

.hero h1 {
  font-size: clamp(36px, 6vw, 64px);
  font-weight: 900;
  line-height: 1.05;
  letter-spacing: -2px;
  margin-bottom: 16px;
  text-shadow: 0 0 60px rgba(255, 0, 85, 0.4);
}

.hero p {
  font-size: clamp(15px, 2vw, 18px);
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 32px;
  max-width: 540px;
  margin-inline: auto;
}

/* ============================================================
   BUTTONS
   ============================================================ */
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--gradient);
  color: var(--white);
  padding: 13px 32px;
  border: none;
  border-radius: var(--radius-pill);
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.3px;
  cursor: pointer;
  text-decoration: none;
  transition: transform var(--duration-base) var(--ease-spring),
              box-shadow var(--duration-base) ease;
  box-shadow: var(--shadow-primary);
  position: relative;
  overflow: hidden;
}

.btn-primary::after {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(255, 255, 255, 0.12);
  opacity: 0;
  transition: opacity var(--duration-fast) ease;
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-primary-lg);
}

.btn-primary:hover::after { opacity: 1; }
.btn-primary:active { transform: translateY(0); }

/* ============================================================
   CATEGORIES STRIP
   ============================================================ */
.categories {
  padding: 20px 32px;
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  align-items: center;
  background: var(--dark-secondary);
  border-bottom: 1px solid var(--dark-border);
  position: sticky;
  top: var(--header-height);
  z-index: 100;
}

.category-tag {
  background: transparent;
  color: var(--text-secondary);
  padding: 7px 18px;
  border-radius: var(--radius-pill);
  cursor: pointer;
  transition: all var(--duration-fast) ease;
  font-size: 13px;
  font-weight: 600;
  border: 1px solid var(--dark-border);
  white-space: nowrap;
}

.category-tag:hover {
  color: var(--text-primary);
  border-color: rgba(255, 0, 85, 0.4);
  background: var(--primary-subtle);
}

.category-tag.active {
  background: var(--gradient);
  color: var(--white);
  border-color: transparent;
  box-shadow: var(--shadow-primary);
}

/* ============================================================
   SECTION LABELS
   ============================================================ */
.section-title {
  padding: 28px 32px 12px;
  font-size: clamp(18px, 2.5vw, 22px);
  font-weight: 800;
  letter-spacing: -0.3px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.section-title::before {
  content: '';
  display: block;
  width: 4px;
  height: 22px;
  background: var(--gradient);
  border-radius: var(--radius-pill);
  flex-shrink: 0;
}

/* ============================================================
   VIDEO GRID
   ============================================================ */
.video-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 18px;
  padding: 16px 32px 48px;
}

.video-card {
  background: var(--gradient-surface);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: transform var(--duration-slow) var(--ease-spring),
              box-shadow var(--duration-slow) ease,
              border-color var(--duration-base) ease;
  cursor: pointer;
  text-decoration: none;
  color: inherit;
  display: block;
  border: 1px solid var(--dark-border);
}

.video-card:hover {
  transform: translateY(-6px) scale(1.02);
  box-shadow: 0 16px 48px rgba(255, 0, 85, 0.25);
  border-color: rgba(255, 0, 85, 0.4);
}

.thumbnail {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  background: var(--dark-tertiary);
  position: relative;
}

.play-icon {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%) scale(0.7);
  width: 48px;
  height: 48px;
  background: var(--gradient);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  opacity: 0;
  transition: opacity var(--duration-base) ease,
              transform var(--duration-base) var(--ease-spring);
  box-shadow: 0 8px 24px rgba(255, 0, 85, 0.5);
}

.video-card:hover .play-icon {
  opacity: 1;
  transform: translate(-50%, -50%) scale(1);
}

.video-info {
  padding: 14px 16px;
  background: linear-gradient(180deg, #121220 0%, #0d0d1a 100%);
}

.video-title {
  font-size: 13px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 8px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  line-height: 1.45;
}

.video-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 11px;
  color: var(--text-muted);
  font-weight: 500;
}

/* ============================================================
   VIDEO PLAYER PAGE
   ============================================================ */
.player-page {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 24px 32px;
}

.player-layout {
  display: flex;
  gap: 28px;
}

.player-main { flex: 1; min-width: 0; }

.video-container,
.video-container-main {
  background: #000;
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin-bottom: 20px;
  box-shadow: var(--shadow-lg);
  position: relative;
}

.player-video,
.main-video,
video {
  width: 100%;
  display: block;
  max-height: 70vh;
}

.player-sidebar {
  width: 300px;
  flex-shrink: 0;
}

.sidebar-section { margin-bottom: 28px; }

.sidebar-title {
  font-size: 15px;
  font-weight: 800;
  margin-bottom: 14px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--dark-border);
  color: var(--text-primary);
}

.sidebar-videos { display: flex; flex-direction: column; gap: 12px; }

.sidebar-video {
  display: flex;
  gap: 10px;
  text-decoration: none;
  color: inherit;
  border-radius: var(--radius-md);
  padding: 6px;
  transition: background var(--duration-fast) ease;
}

.sidebar-video:hover { background: var(--dark-elevated); }

.sidebar-thumb {
  width: 96px;
  height: 64px;
  flex-shrink: 0;
  background: var(--gradient);
  border-radius: var(--radius-sm);
  object-fit: cover;
}

.sidebar-info { flex: 1; min-width: 0; }

.sidebar-video-title {
  font-size: 12px;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 4px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  line-height: 1.4;
}

.sidebar-video-meta {
  font-size: 11px;
  color: var(--text-muted);
}

/* Player controls bar */
.video-overlay-actions {
  position: absolute;
  bottom: 12px;
  right: 12px;
  display: flex;
  gap: 8px;
  z-index: 10;
}

.overlay-btn {
  background: rgba(0, 0, 0, 0.6);
  color: var(--white);
  border: 1px solid rgba(255, 255, 255, 0.1);
  padding: 7px 14px;
  border-radius: var(--radius-pill);
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--duration-base) ease;
  backdrop-filter: blur(12px);
}

.overlay-btn:hover {
  background: var(--primary);
  border-color: var(--primary);
  box-shadow: var(--shadow-primary);
  transform: translateY(-1px);
}

/* Meta, tabs, quality */
.video-meta-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  color: var(--text-secondary);
  font-size: 13px;
  margin-bottom: 12px;
}

.player-tabs {
  display: flex;
  gap: 4px;
  margin-bottom: 20px;
  border-bottom: 1px solid var(--dark-border);
  padding-bottom: 0;
}

.tab-btn {
  background: transparent;
  color: var(--text-muted);
  border: none;
  padding: 10px 18px;
  font-size: 13px;
  font-weight: 700;
  cursor: pointer;
  border-radius: var(--radius-md) var(--radius-md) 0 0;
  transition: all var(--duration-fast) ease;
  position: relative;
}

.tab-btn::after {
  content: '';
  position: absolute;
  bottom: -1px;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--gradient);
  border-radius: var(--radius-pill);
  opacity: 0;
  transition: opacity var(--duration-fast) ease;
}

.tab-btn:hover { color: var(--text-primary); }

.tab-btn.active {
  color: var(--primary);
  background: var(--primary-subtle);
}

.tab-btn.active::after { opacity: 1; }

.tab-content { display: none; }
.tab-content.active { display: block; }

.quality-selector {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 20px;
  font-size: 14px;
  color: var(--text-secondary);
}

.quality-selector select {
  background: var(--dark-tertiary);
  color: var(--white);
  border: 1px solid var(--dark-border);
  padding: 8px 12px;
  border-radius: var(--radius-md);
  font-size: 13px;
  transition: border-color var(--duration-fast) ease;
}

.quality-selector select:focus {
  outline: none;
  border-color: var(--primary);
}

.quality-badge {
  background: var(--gradient-cool);
  color: var(--white);
  padding: 4px 10px;
  border-radius: var(--radius-sm);
  font-size: 11px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.description-box,
.description {
  background: var(--dark-secondary);
  border: 1px solid var(--dark-border);
  padding: 20px;
  border-radius: var(--radius-lg);
  margin-bottom: 20px;
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.8;
}

.video-tags,
.tags {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
  margin-top: 14px;
}

.video-tag,
.tag {
  background: var(--dark-elevated);
  padding: 5px 12px;
  border-radius: var(--radius-pill);
  font-size: 11px;
  font-weight: 600;
  color: var(--text-secondary);
  border: 1px solid var(--dark-border);
  transition: all var(--duration-fast) ease;
  cursor: pointer;
}

.video-tag:hover,
.tag:hover {
  border-color: rgba(255, 0, 85, 0.4);
  color: var(--primary);
  background: var(--primary-subtle);
}

/* Video details header */
.video-details h1 { font-size: 20px; margin-bottom: 10px; font-weight: 800; }
.video-details .meta-row {
  display: flex;
  gap: 14px;
  color: var(--text-secondary);
  font-size: 13px;
  margin-bottom: 14px;
  flex-wrap: wrap;
}

/* Stats row */
.video-stats-row {
  display: flex;
  gap: 20px;
  font-size: 13px;
  color: var(--text-secondary);
  padding: 14px 0;
  border-top: 1px solid var(--dark-border);
  border-bottom: 1px solid var(--dark-border);
  margin-bottom: 16px;
  flex-wrap: wrap;
}

/* Comments */
.comments-section { margin-top: 24px; }

.comment-form {
  display: flex;
  gap: 12px;
  margin-bottom: 24px;
}

.comment-form input,
.comment-form textarea {
  flex: 1;
  background: var(--dark-tertiary);
  border: 1px solid var(--dark-border);
  color: var(--text-primary);
  padding: 11px 16px;
  border-radius: var(--radius-md);
  font-size: 14px;
  resize: none;
  transition: border-color var(--duration-fast) ease,
              box-shadow var(--duration-fast) ease;
}

.comment-form input:focus,
.comment-form textarea:focus {
  outline: none;
  border-color: rgba(255, 0, 85, 0.5);
  box-shadow: 0 0 0 3px var(--primary-subtle);
}

.comments-list { max-height: 440px; overflow-y: auto; }

.comment-item {
  display: flex;
  gap: 12px;
  margin-bottom: 16px;
  padding: 14px;
  border-radius: var(--radius-md);
  transition: background var(--duration-fast) ease;
}

.comment-item:hover { background: var(--dark-elevated); }

.comment-avatar {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--gradient);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 13px;
  color: var(--white);
  flex-shrink: 0;
}

.comment-body { flex: 1; }

.comment-header {
  display: flex;
  gap: 8px;
  align-items: center;
  margin-bottom: 5px;
}

.comment-author {
  font-size: 13px;
  font-weight: 700;
  color: var(--primary);
}

.comment-time {
  font-size: 11px;
  color: var(--text-muted);
}

.comment-text {
  font-size: 13px;
  color: var(--text-secondary);
  line-height: 1.6;
}

.comment-actions {
  display: flex;
  gap: 14px;
  font-size: 12px;
  color: var(--text-muted);
  margin-top: 8px;
}

.comment-actions span {
  cursor: pointer;
  transition: color var(--duration-fast) ease;
}

.comment-actions span:hover { color: var(--primary); }

/* Quality notice */
.quality-notice {
  display: none;
  background: var(--primary-subtle);
  border: 1px solid rgba(255, 0, 85, 0.25);
  padding: 14px 18px;
  border-radius: var(--radius-md);
  margin-bottom: 20px;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.quality-notice.show { display: flex; }
.notice-content h3 { color: var(--primary); margin-bottom: 4px; font-size: 14px; }
.notice-content p { color: var(--text-secondary); font-size: 13px; }

.notice-close {
  background: var(--primary);
  color: var(--white);
  border: none;
  width: 26px;
  height: 26px;
  border-radius: 50%;
  font-size: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

/* ============================================================
   RELATED & THUMBNAIL HELPERS
   ============================================================ */
.related-videos { margin-top: 40px; }

.related-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 16px;
  margin-top: 14px;
}

.related-card,
.related-card .info {
  color: inherit;
  text-decoration: none;
}

.related-card {
  background: var(--dark-secondary);
  border: 1px solid var(--dark-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  cursor: pointer;
  transition: transform var(--duration-base) var(--ease-spring),
              box-shadow var(--duration-base) ease;
  display: block;
}

.related-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 24px rgba(255, 0, 85, 0.2);
}

.related-thumb,
.sidebar-thumb {
  width: 100%;
  aspect-ratio: 16 / 9;
  background: var(--gradient);
  border-radius: 0;
  object-fit: cover;
}

.related-card .info { padding: 10px 12px; }
.related-card .title { font-size: 13px; font-weight: 600; color: var(--text-primary); }

/* Back link */
.back-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--text-secondary);
  text-decoration: none;
  margin-bottom: 20px;
  font-size: 14px;
  font-weight: 600;
  transition: color var(--duration-fast) ease;
}

.back-link:hover { color: var(--primary); }

/* ============================================================
   AGE GATE
   ============================================================ */
.age-gate-overlay {
  position: fixed;
  inset: 0;
  background: linear-gradient(145deg, #040408 0%, #10001a 50%, #040408 100%);
  z-index: 10000;
  display: flex;
  align-items: center;
  justify-content: center;
}

.age-gate-box {
  background: var(--gradient-surface);
  border: 1px solid rgba(255, 0, 85, 0.3);
  border-radius: var(--radius-xl);
  padding: 52px 44px;
  text-align: center;
  max-width: 440px;
  width: 90%;
  box-shadow: 0 0 80px rgba(255, 0, 85, 0.25), inset 0 1px 0 rgba(255,255,255,0.06);
  animation: ageGateIn 0.5s var(--ease-spring) both;
  position: relative;
  overflow: hidden;
}

@keyframes ageGateIn {
  from { opacity: 0; transform: scale(0.9) translateY(20px); }
  to   { opacity: 1; transform: scale(1)   translateY(0); }
}

.age-gate-box::before {
  content: '';
  position: absolute;
  inset: -1px;
  border-radius: inherit;
  background: conic-gradient(from 0deg, transparent 0%, var(--primary) 25%, transparent 50%, var(--primary-light) 75%, transparent 100%);
  animation: rotateBorder 8s linear infinite;
  opacity: 0.15;
  z-index: 0;
}

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

.age-gate-logo { margin-bottom: 24px; position: relative; z-index: 1; }

.logo-age {
  font-size: 44px;
  font-weight: 900;
  background: var(--gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  display: inline-block;
}

.logo-plus {
  font-size: 28px;
  font-weight: 700;
  color: var(--gold);
  filter: drop-shadow(0 0 8px var(--gold));
}

.age-gate-title {
  font-size: clamp(24px, 4vw, 32px);
  font-weight: 900;
  background: var(--gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 12px;
  letter-spacing: -0.5px;
  position: relative;
  z-index: 1;
}

.age-gate-sub {
  color: var(--text-secondary);
  font-size: 15px;
  margin-bottom: 32px;
  line-height: 1.6;
  position: relative;
  z-index: 1;
}

.age-gate-buttons {
  display: flex;
  gap: 14px;
  justify-content: center;
  margin-bottom: 20px;
  position: relative;
  z-index: 1;
}

.btn-age {
  padding: 14px 36px;
  border-radius: var(--radius-pill);
  font-weight: 800;
  font-size: 15px;
  cursor: pointer;
  border: none;
  transition: transform var(--duration-base) var(--ease-spring),
              box-shadow var(--duration-base) ease;
}

.btn-yes {
  background: var(--gradient);
  color: var(--white);
  box-shadow: var(--shadow-primary);
}

.btn-yes:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-primary-lg);
}

.btn-no {
  background: rgba(255, 0, 85, 0.08);
  color: var(--primary);
  border: 1px solid rgba(255, 0, 85, 0.3);
}

.btn-no:hover {
  background: var(--gradient);
  color: var(--white);
  border-color: transparent;
  transform: translateY(-3px);
}

.age-gate-notice {
  font-size: 11px;
  color: var(--text-muted);
  margin-top: 12px;
  line-height: 1.5;
  position: relative;
  z-index: 1;
}

/* ============================================================
   FOOTER
   ============================================================ */
footer {
  background: var(--dark-secondary);
  padding: 48px 32px 24px;
  border-top: 1px solid var(--dark-border);
  text-align: center;
  color: var(--text-muted);
  font-size: 13px;
}

.footer-links {
  display: flex;
  justify-content: center;
  gap: 24px;
  margin-bottom: 24px;
  flex-wrap: wrap;
}

.footer-links a {
  color: var(--text-secondary);
  text-decoration: none;
  transition: color var(--duration-fast) ease;
  font-weight: 500;
}

.footer-links a:hover { color: var(--primary); }

.age-gate {
  background: var(--danger);
  color: var(--white);
  text-align: center;
  padding: 8px 16px;
  font-weight: 800;
  font-size: 12px;
  letter-spacing: 2px;
  text-transform: uppercase;
}

/* ============================================================
   ANIMATION UTILITIES
   ============================================================ */
@keyframes spin     { to { transform: rotate(360deg); } }
@keyframes pulse    { 0%, 100% { opacity: 0.5; } 50% { opacity: 1; } }
@keyframes slideUp  { from { opacity: 0; transform: translateY(20px); } to { opacity: 1; transform: translateY(0); } }
@keyframes fadeIn   { from { opacity: 0; } to { opacity: 1; } }
@keyframes bounce   { 0%, 100% { transform: translateX(-50%) translateY(0); } 50% { transform: translateX(-50%) translateY(-10px); } }

.transition-all { transition: all var(--duration-base) ease; }
.hover-lift:hover { transform: translateY(-4px); }
.fade-in { animation: fadeIn 0.5s ease forwards; }

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 1024px) {
  .video-grid { grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); }
}

@media (max-width: 768px) {
  header {
    padding: 0 16px;
    gap: 12px;
    flex-wrap: wrap;
    height: auto;
    min-height: var(--header-height);
    padding-block: 12px;
  }

  .search-bar input { width: 140px; }

  .hero h1  { font-size: 32px; letter-spacing: -1px; }

  .player-layout { flex-direction: column; }
  .player-sidebar { width: 100%; }

  .player-page { padding: 16px; }

  .video-grid { grid-template-columns: repeat(auto-fill, minmax(160px, 1fr)); gap: 12px; padding: 12px 16px 36px; }

  .section-title { padding: 20px 16px 10px; }

  .categories { padding: 14px 16px; top: 56px; }
}

@media (max-width: 480px) {
  .age-gate-buttons { flex-direction: column; }
  .btn-age { width: 100%; }
  .related-grid { grid-template-columns: 1fr 1fr; }
}