/* ================================================
   CLEANSTREAM — styles.css
   Safe Kids Video Platform
   Primary:  #4f7cff   Accent: #38bdf8   Green: #22c55e
   Neutral:  #f9fafb
   ================================================ */

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

:root {
  --primary:   #4f7cff;
  --primary-d: #3a63d4;
  --accent:    #38bdf8;
  --green:     #22c55e;
  --amber:     #f59e0b;
  --purple:    #8b5cf6;
  --rose:      #f43f5e;

  --bg:        #f9fafb;
  --surface:   #ffffff;
  --border:    #e5e7eb;
  --text:      #111827;
  --text-2:    #4b5563;
  --text-3:    #9ca3af;

  --hero-from: #4f7cff;
  --hero-to:   #38bdf8;

  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 24px;

  --shadow-sm: 0 2px 8px rgba(0,0,0,0.06);
  --shadow-md: 0 6px 20px rgba(0,0,0,0.08);
  --shadow-lg: 0 20px 60px rgba(0,0,0,0.12);

  --transition: 0.2s ease;
  --font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

html { scroll-behavior: smooth; }

body {
  font-family: var(--font);
  background-color: var(--bg);
  color: var(--text);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

img { display: block; max-width: 100%; }
a { text-decoration: none; color: inherit; }
button { cursor: pointer; font-family: var(--font); border: none; background: none; }

/* === UTILITY === */
.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }

/* ================================================
   NAVBAR
   ================================================ */
.navbar {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255,255,255,0.95);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}

.nav-inner {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 24px;
  height: 64px;
  display: flex;
  align-items: center;
  gap: 20px;
}

/* Logo */
.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
  text-decoration: none;
}
.logo-icon { display: flex; align-items: center; }
.logo-text {
  font-size: 15px;
  font-weight: 800;
  color: var(--text);
  white-space: nowrap;
}
.logo-tagline {
  font-size: 11px;
  color: var(--text-3);
  font-weight: 500;
  white-space: nowrap;
  display: none;
}
@media (min-width: 900px) { .logo-tagline { display: block; } }

/* Search */
.nav-center {
  flex: 1;
  display: flex;
  align-items: center;
  max-width: 480px;
  background: var(--bg);
  border: 1.5px solid var(--border);
  border-radius: 50px;
  padding: 0 16px;
  transition: border-color var(--transition), box-shadow var(--transition);
}
.nav-center:focus-within {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(79,124,255,0.12);
}
.search-bar {
  flex: 1;
  border: none;
  background: none;
  outline: none;
  font-size: 14px;
  font-family: var(--font);
  color: var(--text);
  padding: 10px 0;
}
.search-bar::placeholder { color: var(--text-3); }
.search-btn {
  display: flex;
  align-items: center;
  color: var(--text-3);
  padding: 4px;
  transition: color var(--transition);
}
.search-btn:hover { color: var(--primary); }

/* Nav Right */
.nav-right {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-shrink: 0;
}
.nav-link {
  font-size: 14px;
  font-weight: 500;
  color: var(--text-2);
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  transition: background var(--transition), color var(--transition);
  display: none;
}
@media (min-width: 768px) { .nav-link { display: block; } }
.nav-link:hover { background: var(--bg); color: var(--primary); }

.btn-upload {
  display: flex;
  align-items: center;
  gap: 8px;
  background: var(--primary);
  color: white;
  font-size: 14px;
  font-weight: 600;
  padding: 9px 18px;
  border-radius: 50px;
  transition: background var(--transition), transform var(--transition), box-shadow var(--transition);
}
.btn-upload:hover {
  background: var(--primary-d);
  transform: translateY(-1px);
  box-shadow: 0 4px 16px rgba(79,124,255,0.3);
}
.btn-avatar {
  width: 38px; height: 38px;
  border-radius: 50%;
  background: var(--bg);
  border: 1.5px solid var(--border);
  display: flex; align-items: center; justify-content: center;
  color: var(--text-2);
  transition: background var(--transition), border-color var(--transition);
}
.btn-avatar:hover { background: white; border-color: var(--primary); color: var(--primary); }

/* Hamburger */
.hamburger {
  display: flex; flex-direction: column; gap: 5px;
  padding: 8px;
  border-radius: var(--radius-sm);
}
@media (min-width: 640px) { .hamburger { display: none; } }
.hamburger span {
  width: 22px; height: 2px;
  background: var(--text-2);
  border-radius: 2px;
  transition: var(--transition);
}

/* Mobile Menu */
.mobile-menu {
  display: none;
  flex-direction: column;
  padding: 16px 24px 20px;
  background: white;
  border-top: 1px solid var(--border);
  gap: 4px;
}
.mobile-menu.open { display: flex; }
.mobile-search {
  width: 100%;
  border: 1.5px solid var(--border);
  border-radius: 50px;
  padding: 10px 16px;
  font-size: 14px;
  outline: none;
  margin-bottom: 8px;
}
.mobile-link {
  padding: 12px 8px;
  font-size: 15px;
  font-weight: 500;
  color: var(--text-2);
  border-radius: var(--radius-sm);
}
.mobile-link:hover { color: var(--primary); background: var(--bg); }

/* ================================================
   HERO
   ================================================ */
.hero {
  background: linear-gradient(135deg, var(--hero-from) 0%, var(--accent) 100%);
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: center;
  min-height: 480px;
  padding: 60px 24px;
}

.hero-bg-arc {
  position: absolute;
  border-radius: 50%;
  opacity: 0.12;
  background: white;
}
.hero-arc-1 {
  width: 500px; height: 500px;
  top: -150px; right: -100px;
}
.hero-arc-2 {
  width: 300px; height: 300px;
  bottom: -120px; left: -60px;
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 1200px;
  margin: 0 auto;
  width: 100%;
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
  align-items: center;
}
@media (min-width: 900px) {
  .hero-content { grid-template-columns: 1fr 380px; }
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(255,255,255,0.2);
  backdrop-filter: blur(8px);
  color: white;
  font-size: 13px;
  font-weight: 600;
  padding: 6px 14px;
  border-radius: 50px;
  border: 1px solid rgba(255,255,255,0.3);
  margin-bottom: 20px;
}

.hero-title {
  font-size: clamp(32px, 5vw, 52px);
  font-weight: 900;
  color: white;
  line-height: 1.1;
  letter-spacing: -0.02em;
  margin-bottom: 16px;
}
.hero-highlight {
  position: relative;
  display: inline-block;
}
.hero-highlight::after {
  content: '';
  position: absolute;
  bottom: 2px; left: 0; right: 0;
  height: 4px;
  background: rgba(255,255,255,0.5);
  border-radius: 2px;
}

.hero-sub {
  font-size: 17px;
  color: rgba(255,255,255,0.88);
  max-width: 480px;
  margin-bottom: 32px;
  line-height: 1.6;
}

.hero-cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 40px;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: white;
  color: var(--primary);
  font-weight: 700;
  font-size: 15px;
  padding: 13px 24px;
  border-radius: 50px;
  border: none;
  transition: transform var(--transition), box-shadow var(--transition);
  cursor: pointer;
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(0,0,0,0.15);
}

.btn-ghost {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255,255,255,0.15);
  color: white;
  font-weight: 600;
  font-size: 15px;
  padding: 13px 24px;
  border-radius: 50px;
  border: 1.5px solid rgba(255,255,255,0.4);
  transition: background var(--transition);
  cursor: pointer;
}
.btn-ghost:hover { background: rgba(255,255,255,0.25); }

.hero-stats {
  display: flex;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
}
.hero-stat {
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.stat-num {
  font-size: 22px;
  font-weight: 800;
  color: white;
  line-height: 1;
}
.stat-label {
  font-size: 12px;
  color: rgba(255,255,255,0.75);
  font-weight: 500;
}
.hero-divider {
  width: 1px;
  height: 36px;
  background: rgba(255,255,255,0.3);
}

/* Hero Player Card */
.hero-visual { display: none; }
@media (min-width: 900px) { .hero-visual { display: block; } }

.hero-player-card {
  background: white;
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  transition: transform 0.3s ease;
}
.hero-player-card:hover { transform: translateY(-4px); }

.player-thumb {
  height: 200px;
  background: linear-gradient(135deg, #4f7cff 0%, #38bdf8 100%);
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}
.player-thumb-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
}
.play-circle {
  width: 64px; height: 64px;
  background: rgba(255,255,255,0.2);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  border: 2px solid rgba(255,255,255,0.5);
  cursor: pointer;
  transition: background var(--transition), transform var(--transition);
}
.play-circle:hover { background: rgba(255,255,255,0.35); transform: scale(1.08); }
.player-label {
  font-size: 12px;
  color: rgba(255,255,255,0.8);
  font-weight: 500;
}

.player-info { padding: 16px; }
.player-cat {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}
.player-title {
  font-size: 15px;
  font-weight: 700;
  color: var(--text);
  margin: 6px 0;
}
.player-meta {
  display: flex;
  gap: 6px;
  font-size: 12px;
  color: var(--text-3);
}

/* ================================================
   CATEGORIES STRIP
   ================================================ */
.categories-strip {
  background: white;
  border-bottom: 1px solid var(--border);
  padding: 16px 0;
  position: sticky;
  top: 64px;
  z-index: 90;
}

.cat-scroll {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  scrollbar-width: none;
  padding-bottom: 2px;
}
.cat-scroll::-webkit-scrollbar { display: none; }

.cat-pill {
  flex-shrink: 0;
  padding: 8px 18px;
  border-radius: 50px;
  font-size: 13px;
  font-weight: 600;
  color: var(--text-2);
  background: var(--bg);
  border: 1.5px solid transparent;
  transition: all var(--transition);
  cursor: pointer;
}
.cat-pill:hover {
  background: white;
  border-color: var(--primary);
  color: var(--primary);
}
.cat-pill.active {
  background: var(--primary);
  color: white;
  border-color: var(--primary);
}

/* ================================================
   SECTIONS
   ================================================ */
.section { padding: 56px 0; }
.section-alt { background: white; padding: 56px 0; }

.section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 28px;
}
.section-title {
  font-size: 22px;
  font-weight: 800;
  color: var(--text);
}
.view-all {
  display: flex;
  align-items: center;
  gap: 4px;
  font-size: 14px;
  font-weight: 600;
  color: var(--primary);
  transition: gap var(--transition);
}
.view-all:hover { gap: 8px; }

/* ================================================
   VIDEO GRID & CARDS
   ================================================ */
.video-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 24px;
}

.video-card {
  background: var(--surface);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: transform 0.25s ease, box-shadow 0.25s ease;
  cursor: pointer;
}
.video-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

/* Thumbnail */
.card-thumb {
  position: relative;
  height: 170px;
  overflow: hidden;
}
.thumb-img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}
.video-card:hover .thumb-img { transform: scale(1.04); }

/* Thumbnail placeholder gradients */
.thumb-robots  { background: linear-gradient(135deg, #1e3a5f 0%, #4f7cff 100%); }
.thumb-lego    { background: linear-gradient(135deg, #92400e 0%, #f59e0b 100%); }
.thumb-stars   { background: linear-gradient(135deg, #1a0a2e 0%, #7c3aed 50%, #f97316 100%); }
.thumb-code    { background: linear-gradient(135deg, #14532d 0%, #22c55e 100%); }
.thumb-volc    { background: linear-gradient(135deg, #7f1d1d 0%, #f97316 100%); }
.thumb-paint   { background: linear-gradient(135deg, #3730a3 0%, #ec4899 100%); }
.thumb-history { background: linear-gradient(135deg, #78350f 0%, #d97706 100%); }
.thumb-math    { background: linear-gradient(135deg, #1e3a5f 0%, #38bdf8 100%); }

/* Add icons to thumb placeholders */
.thumb-img::after {
  display: none;
}
.thumb-robots::before   { content: '🤖'; }
.thumb-lego::before     { content: '🧱'; }
.thumb-stars::before    { content: '✨'; }
.thumb-code::before     { content: '💻'; }
.thumb-volc::before     { content: '🌋'; }
.thumb-paint::before    { content: '🎨'; }
.thumb-history::before  { content: '🏛️'; }
.thumb-math::before     { content: '📐'; }
.thumb-img::before,
.thumb-img:before {
  font-size: 48px;
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  opacity: 0.4;
}

.thumb-duration {
  position: absolute;
  bottom: 8px; right: 8px;
  background: rgba(0,0,0,0.72);
  color: white;
  font-size: 11px;
  font-weight: 700;
  padding: 3px 8px;
  border-radius: 5px;
  letter-spacing: 0.02em;
}
.thumb-new-badge {
  position: absolute;
  top: 8px; left: 8px;
  background: var(--green);
  color: white;
  font-size: 10px;
  font-weight: 800;
  padding: 3px 8px;
  border-radius: 5px;
  letter-spacing: 0.06em;
}

.thumb-overlay {
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,0);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background var(--transition);
}
.video-card:hover .thumb-overlay { background: rgba(0,0,0,0.25); }
.thumb-play {
  width: 48px; height: 48px;
  background: rgba(255,255,255,0.9);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  opacity: 0;
  transform: scale(0.8);
  transition: opacity var(--transition), transform var(--transition);
  color: var(--primary);
}
.video-card:hover .thumb-play { opacity: 1; transform: scale(1); }
.thumb-play svg polygon { fill: var(--primary); }

/* Card Body */
.card-body { padding: 16px; }

.card-cat {
  display: inline-block;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 3px 10px;
  border-radius: 50px;
  margin-bottom: 8px;
}

/* Category color tokens */
.cat-tech    { background: #eff6ff; color: #2563eb; }
.cat-science { background: #f0fdf4; color: #15803d; }
.cat-creative{ background: #fff7ed; color: #c2410c; }
.cat-coding  { background: #faf5ff; color: #7e22ce; }
.cat-math    { background: #fef2f2; color: #b91c1c; }
.cat-history { background: #fefce8; color: #92400e; }
.cat-nature  { background: #f0fdf4; color: #166534; }
.cat-character{background: #eff6ff; color: #1d4ed8; }

.card-title {
  font-size: 15px;
  font-weight: 700;
  color: var(--text);
  line-height: 1.4;
  margin-bottom: 8px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.card-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  font-size: 12px;
  color: var(--text-3);
  margin-bottom: 10px;
}
.card-channel { font-weight: 600; color: var(--text-2); }

.card-rating {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.stars { font-size: 12px; font-weight: 600; color: #92400e; }
.approved-badge {
  font-size: 11px;
  font-weight: 600;
  color: var(--green);
}

/* ================================================
   CATEGORY GRID
   ================================================ */
.cat-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
  gap: 16px;
}

.cat-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  padding: 28px 16px;
  background: var(--bg);
  border-radius: var(--radius-md);
  border: 1.5px solid var(--border);
  transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
  text-align: center;
}
.cat-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: var(--primary);
}

.cat-icon {
  width: 60px; height: 60px;
  border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center;
  font-size: 28px;
}
.cat-name {
  font-size: 14px;
  font-weight: 700;
  color: var(--text);
}
.cat-count {
  font-size: 12px;
  color: var(--text-3);
  font-weight: 500;
}

/* ================================================
   PARENTS BANNER
   ================================================ */
.parents-banner {
  background: linear-gradient(135deg, #f0f9ff 0%, #fafafa 60%, #f0fdf4 100%);
  padding: 64px 0;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.parents-inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: 48px;
  align-items: center;
}
@media (min-width: 768px) {
  .parents-inner { grid-template-columns: 1fr 340px; }
}

.parents-badge {
  display: inline-flex; align-items: center; gap: 6px;
  background: #dbeafe;
  color: #1d4ed8;
  font-size: 12px; font-weight: 700;
  padding: 5px 14px;
  border-radius: 50px;
  margin-bottom: 16px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}
.parents-title {
  font-size: clamp(24px, 3.5vw, 36px);
  font-weight: 900;
  color: var(--text);
  line-height: 1.2;
  margin-bottom: 16px;
}
.parents-desc {
  font-size: 16px;
  color: var(--text-2);
  line-height: 1.7;
  margin-bottom: 28px;
  max-width: 480px;
}
.parents-features {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 32px;
}
.parent-feat {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 15px;
  font-weight: 500;
  color: var(--text);
}
.feat-check { font-size: 16px; }

.parents-text .btn-primary { background: var(--primary); color: white; }
.parents-text .btn-primary:hover { background: var(--primary-d); }

/* Safety Cards */
.parents-visual {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.safety-card {
  display: flex;
  align-items: center;
  gap: 16px;
  background: white;
  border-radius: var(--radius-md);
  padding: 18px 20px;
  box-shadow: var(--shadow-sm);
  border: 1.5px solid var(--border);
  transition: transform var(--transition), box-shadow var(--transition);
  animation: slideIn 0.4s ease both;
}
.safety-card:hover { transform: translateX(4px); box-shadow: var(--shadow-md); }
@keyframes slideIn {
  from { opacity: 0; transform: translateX(20px); }
  to   { opacity: 1; transform: translateX(0); }
}
#safety-pending  { animation-delay: 0s; }
#safety-approved { animation-delay: 0.1s; }
#safety-age      { animation-delay: 0.2s; }

.safety-icon {
  font-size: 24px;
  width: 48px; height: 48px;
  border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center;
}
.safety-icon.pending  { background: #fef9c3; }
.safety-icon.approved { background: #dcfce7; }
.safety-icon.age      { background: #eff6ff; }

.safety-info {
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.safety-label {
  font-size: 13px;
  font-weight: 700;
  color: var(--text);
}
.safety-val {
  font-size: 12px;
  color: var(--text-3);
}

/* ================================================
   CTA BAND
   ================================================ */
.cta-band {
  background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
  padding: 72px 24px;
  position: relative;
  overflow: hidden;
}
.cta-inner {
  position: relative;
  z-index: 1;
  max-width: 620px;
  margin: 0 auto;
  text-align: center;
}
.cta-arc-1, .cta-arc-2 {
  position: absolute;
  border-radius: 50%;
  background: rgba(255,255,255,0.08);
}
.cta-arc-1 { width: 400px; height: 400px; top: -200px; right: -100px; }
.cta-arc-2 { width: 250px; height: 250px; bottom: -120px; left: -60px; }

.cta-title {
  font-size: clamp(26px, 4vw, 38px);
  font-weight: 900;
  color: white;
  margin-bottom: 16px;
  line-height: 1.2;
}
.cta-sub {
  font-size: 17px;
  color: rgba(255,255,255,0.85);
  margin-bottom: 36px;
  line-height: 1.6;
}

.cta-btns { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; }

.btn-white {
  background: white;
  color: var(--primary);
  font-weight: 700;
  font-size: 15px;
  padding: 13px 28px;
  border-radius: 50px;
  border: none;
  cursor: pointer;
  transition: transform var(--transition), box-shadow var(--transition);
}
.btn-white:hover { transform: translateY(-2px); box-shadow: 0 8px 24px rgba(0,0,0,0.15); }

.btn-ghost-white {
  background: rgba(255,255,255,0.15);
  color: white;
  font-weight: 600;
  font-size: 15px;
  padding: 13px 28px;
  border-radius: 50px;
  border: 1.5px solid rgba(255,255,255,0.4);
  cursor: pointer;
  transition: background var(--transition);
}
.btn-ghost-white:hover { background: rgba(255,255,255,0.25); }

/* ================================================
   FOOTER
   ================================================ */
.footer {
  background: var(--text);
  color: rgba(255,255,255,0.7);
  padding: 56px 0 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
  padding-bottom: 48px;
  border-bottom: 1px solid rgba(255,255,255,0.1);
}
@media (min-width: 640px) { .footer-grid { grid-template-columns: 1fr 1fr; } }
@media (min-width: 900px) { .footer-grid { grid-template-columns: 2fr 1fr 1fr 1fr; } }

.footer-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 16px;
  font-weight: 800;
  color: white;
  margin-bottom: 16px;
}
.footer-desc {
  font-size: 14px;
  line-height: 1.7;
  max-width: 280px;
  margin-bottom: 20px;
}
.footer-social {
  display: flex;
  gap: 10px;
}
.social-link {
  width: 36px; height: 36px;
  border-radius: 50%;
  background: rgba(255,255,255,0.1);
  display: flex; align-items: center; justify-content: center;
  font-size: 13px;
  font-weight: 700;
  color: rgba(255,255,255,0.7);
  transition: background var(--transition), color var(--transition);
}
.social-link:hover { background: var(--primary); color: white; }

.footer-col {
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.footer-heading {
  font-size: 13px;
  font-weight: 700;
  color: white;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 4px;
}
.footer-link {
  font-size: 14px;
  color: rgba(255,255,255,0.6);
  transition: color var(--transition);
}
.footer-link:hover { color: white; }

.footer-bottom {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 20px 0;
  font-size: 13px;
  color: rgba(255,255,255,0.4);
}
.footer-legal { display: flex; gap: 20px; }
.footer-legal-link {
  color: rgba(255,255,255,0.4);
  transition: color var(--transition);
}
.footer-legal-link:hover { color: rgba(255,255,255,0.8); }

/* ================================================
   RESPONSIVE ADJUSTMENTS
   ================================================ */
@media (max-width: 640px) {
  .hero { padding: 48px 20px; min-height: auto; }
  .hero-stats { gap: 12px; }
  .video-grid { grid-template-columns: 1fr 1fr; gap: 16px; }
  .cat-grid { grid-template-columns: repeat(3, 1fr); }
  .cta-band { padding: 48px 20px; }
  .section, .section-alt { padding: 40px 0; }
}

@media (max-width: 480px) {
  .video-grid { grid-template-columns: 1fr; }
  .cat-grid { grid-template-columns: repeat(2, 1fr); }
  .nav-right .nav-link, .nav-right .btn-upload { display: none; }
}

/* ================================================
   SCROLL ANIMATION
   ================================================ */
.fade-up {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.5s ease, transform 0.5s ease;
}
.fade-up.visible {
  opacity: 1;
  transform: translateY(0);
}