/* ========================================
   糖心Vlog - 现代极简高端风格主样式
   ======================================== */

/* ---- CSS Reset & Base ---- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
  background: #fafafa;
  color: #1a1a1a;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; transition: color 0.25s; }
a:hover { color: #e05a7a; }
img { max-width: 100%; height: auto; display: block; }
ul, ol { list-style: none; }
button, input, textarea, select { font-family: inherit; outline: none; }

/* ---- CSS Variables ---- */
:root {
  --brand: #e05a7a;
  --brand-light: #f8e8ec;
  --brand-dark: #b8384f;
  --text-primary: #1a1a1a;
  --text-secondary: #666;
  --text-muted: #999;
  --bg-white: #ffffff;
  --bg-light: #fafafa;
  --bg-subtle: #f5f5f5;
  --border: #ebebeb;
  --shadow-sm: 0 2px 8px rgba(0,0,0,0.06);
  --shadow-md: 0 8px 32px rgba(0,0,0,0.10);
  --shadow-lg: 0 20px 60px rgba(0,0,0,0.12);
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --max-width: 1200px;
  --nav-height: 72px;
  --transition: 0.3s cubic-bezier(0.4,0,0.2,1);
}

/* ---- Layout ---- */
.container { max-width: var(--max-width); margin: 0 auto; padding: 0 24px; }
.section { padding: 80px 0; }
.section-sm { padding: 48px 0; }
.section-lg { padding: 120px 0; }

/* ---- Typography ---- */
h1, h2, h3, h4, h5, h6 { font-weight: 700; line-height: 1.3; color: var(--text-primary); }
h1 { font-size: clamp(2rem, 4vw, 3.2rem); }
h2 { font-size: clamp(1.6rem, 3vw, 2.4rem); }
h3 { font-size: clamp(1.2rem, 2vw, 1.6rem); }
h4 { font-size: 1.1rem; }
p { color: var(--text-secondary); }

.section-title {
  font-size: clamp(1.5rem, 2.5vw, 2rem);
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 12px;
}
.section-subtitle {
  font-size: 1rem;
  color: var(--text-muted);
  margin-bottom: 48px;
}
.section-header { text-align: center; margin-bottom: 56px; }
.section-header .section-title { margin-bottom: 12px; }

/* ---- Buttons ---- */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 14px 32px; border-radius: 50px;
  font-size: 0.95rem; font-weight: 600; cursor: pointer;
  border: 2px solid transparent; transition: var(--transition);
  white-space: nowrap;
}
.btn-primary {
  background: var(--brand); color: #fff; border-color: var(--brand);
}
.btn-primary:hover {
  background: var(--brand-dark); border-color: var(--brand-dark);
  transform: translateY(-2px); box-shadow: 0 8px 24px rgba(224,90,122,0.35);
  color: #fff;
}
.btn-outline {
  background: transparent; color: var(--brand); border-color: var(--brand);
}
.btn-outline:hover {
  background: var(--brand); color: #fff;
  transform: translateY(-2px);
}
.btn-ghost {
  background: transparent; color: var(--text-secondary); border-color: var(--border);
}
.btn-ghost:hover { background: var(--bg-subtle); color: var(--text-primary); }
.btn-sm { padding: 8px 20px; font-size: 0.85rem; }
.btn-lg { padding: 18px 44px; font-size: 1.05rem; }

/* ---- Navigation ---- */
.navbar {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  height: var(--nav-height);
  background: rgba(255,255,255,0.95);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  transition: box-shadow var(--transition);
}
.navbar.scrolled { box-shadow: var(--shadow-md); }
.navbar-inner {
  display: flex; align-items: center; justify-content: space-between;
  height: 100%;
}
.navbar-logo {
  display: flex; align-items: center; gap: 10px;
  font-size: 1.3rem; font-weight: 800; color: var(--brand);
  letter-spacing: -0.5px;
}
.navbar-logo .logo-icon {
  width: 36px; height: 36px; background: var(--brand);
  border-radius: 10px; display: flex; align-items: center; justify-content: center;
  color: #fff; font-size: 1.1rem; font-weight: 900;
}
.navbar-nav {
  display: flex; align-items: center; gap: 4px;
}
.navbar-nav a {
  padding: 8px 16px; border-radius: var(--radius-sm);
  font-size: 0.9rem; font-weight: 500; color: var(--text-secondary);
  transition: var(--transition);
}
.navbar-nav a:hover, .navbar-nav a.active {
  color: var(--brand); background: var(--brand-light);
}
.navbar-actions {
  display: flex; align-items: center; gap: 12px;
}
.navbar-actions .btn { padding: 8px 20px; font-size: 0.85rem; }

/* Mobile menu toggle */
.menu-toggle {
  display: none; flex-direction: column; gap: 5px;
  cursor: pointer; padding: 8px; border: none; background: transparent;
}
.menu-toggle span {
  display: block; width: 22px; height: 2px;
  background: var(--text-primary); border-radius: 2px;
  transition: var(--transition);
}

/* ---- Search Bar ---- */
.search-bar-wrapper {
  background: var(--bg-subtle);
  border-bottom: 1px solid var(--border);
  padding: 12px 0;
  margin-top: var(--nav-height);
}
.search-bar-inner {
  display: flex; align-items: center; gap: 12px;
  max-width: var(--max-width); margin: 0 auto; padding: 0 24px;
}
.search-input-wrap {
  flex: 1; position: relative; max-width: 600px;
}
.search-input-wrap input {
  width: 100%; padding: 10px 20px 10px 44px;
  border: 1.5px solid var(--border); border-radius: 50px;
  background: var(--bg-white); font-size: 0.9rem; color: var(--text-primary);
  transition: var(--transition);
}
.search-input-wrap input:focus {
  border-color: var(--brand); box-shadow: 0 0 0 3px rgba(224,90,122,0.12);
}
.search-input-wrap .search-icon {
  position: absolute; left: 14px; top: 50%; transform: translateY(-50%);
  color: var(--text-muted); font-size: 1rem; pointer-events: none;
}
.search-btn {
  padding: 10px 24px; background: var(--brand); color: #fff;
  border: none; border-radius: 50px; font-size: 0.9rem; font-weight: 600;
  cursor: pointer; transition: var(--transition);
}
.search-btn:hover { background: var(--brand-dark); }
.search-tags {
  display: flex; align-items: center; gap: 8px; flex-wrap: wrap;
}
.search-tag {
  padding: 4px 12px; background: var(--bg-white); border: 1px solid var(--border);
  border-radius: 50px; font-size: 0.8rem; color: var(--text-muted);
  cursor: pointer; transition: var(--transition);
}
.search-tag:hover { border-color: var(--brand); color: var(--brand); }

/* ---- Hero / Banner ---- */
.hero {
  min-height: 90vh; display: flex; align-items: center;
  background: linear-gradient(135deg, #fff5f7 0%, #fff 50%, #f0f8ff 100%);
  position: relative; overflow: hidden;
}
.hero::before {
  content: ''; position: absolute; top: -200px; right: -200px;
  width: 600px; height: 600px;
  background: radial-gradient(circle, rgba(224,90,122,0.08) 0%, transparent 70%);
  pointer-events: none;
}
.hero::after {
  content: ''; position: absolute; bottom: -150px; left: -150px;
  width: 400px; height: 400px;
  background: radial-gradient(circle, rgba(100,149,237,0.06) 0%, transparent 70%);
  pointer-events: none;
}
.hero-inner {
  display: grid; grid-template-columns: 1fr 1fr; gap: 80px;
  align-items: center; position: relative; z-index: 1;
}
.hero-badge {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 6px 16px; background: var(--brand-light);
  border-radius: 50px; font-size: 0.8rem; font-weight: 600;
  color: var(--brand); margin-bottom: 24px;
}
.hero-badge::before { content: '●'; font-size: 0.5rem; }
.hero-title {
  font-size: clamp(2.2rem, 4.5vw, 3.8rem);
  font-weight: 900; line-height: 1.15;
  margin-bottom: 20px; letter-spacing: -1px;
}
.hero-title .highlight { color: var(--brand); }
.hero-desc {
  font-size: 1.1rem; color: var(--text-secondary);
  margin-bottom: 36px; max-width: 480px; line-height: 1.8;
}
.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; }
.hero-stats {
  display: flex; gap: 32px; margin-top: 48px; padding-top: 32px;
  border-top: 1px solid var(--border);
}
.hero-stat-num {
  font-size: 1.8rem; font-weight: 800; color: var(--text-primary);
}
.hero-stat-label { font-size: 0.8rem; color: var(--text-muted); margin-top: 2px; }
.hero-visual { position: relative; }
.hero-img-wrap {
  border-radius: var(--radius-xl); overflow: hidden;
  box-shadow: var(--shadow-lg);
  aspect-ratio: 16/10;
}
.hero-img-wrap img { width: 100%; height: 100%; object-fit: cover; }
.hero-float-card {
  position: absolute; background: var(--bg-white);
  border-radius: var(--radius-md); padding: 16px 20px;
  box-shadow: var(--shadow-md); display: flex; align-items: center; gap: 12px;
}
.hero-float-card.card-1 { bottom: -20px; left: -30px; }
.hero-float-card.card-2 { top: -20px; right: -20px; }
.hero-float-icon {
  width: 40px; height: 40px; border-radius: var(--radius-sm);
  background: var(--brand-light); display: flex; align-items: center;
  justify-content: center; color: var(--brand); font-size: 1.2rem;
}
.hero-float-text strong { display: block; font-size: 0.95rem; font-weight: 700; }
.hero-float-text span { font-size: 0.75rem; color: var(--text-muted); }

/* ---- Video Cards ---- */
.video-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 24px;
}
.video-card {
  background: var(--bg-white); border-radius: var(--radius-md);
  overflow: hidden; box-shadow: var(--shadow-sm);
  transition: transform var(--transition), box-shadow var(--transition);
  cursor: pointer;
}
.video-card:hover {
  transform: translateY(-6px); box-shadow: var(--shadow-md);
}
.video-thumb {
  position: relative; aspect-ratio: 16/9; overflow: hidden;
  background: #f0f0f0;
}
.video-thumb img {
  width: 100%; height: 100%; object-fit: cover;
  transition: transform var(--transition);
}
.video-card:hover .video-thumb img { transform: scale(1.05); }
.video-play-btn {
  position: absolute; top: 50%; left: 50%; transform: translate(-50%,-50%) scale(0);
  width: 56px; height: 56px; background: rgba(255,255,255,0.95);
  border-radius: 50%; display: flex; align-items: center; justify-content: center;
  transition: transform var(--transition), opacity var(--transition);
  opacity: 0; box-shadow: 0 4px 20px rgba(0,0,0,0.2);
}
.video-play-btn::after {
  content: ''; border-style: solid;
  border-width: 10px 0 10px 18px;
  border-color: transparent transparent transparent var(--brand);
  margin-left: 3px;
}
.video-card:hover .video-play-btn { transform: translate(-50%,-50%) scale(1); opacity: 1; }
.video-duration {
  position: absolute; bottom: 10px; right: 10px;
  background: rgba(0,0,0,0.75); color: #fff;
  padding: 3px 8px; border-radius: 4px; font-size: 0.75rem; font-weight: 600;
}
.video-tag {
  position: absolute; top: 10px; left: 10px;
  background: var(--brand); color: #fff;
  padding: 3px 10px; border-radius: 50px; font-size: 0.72rem; font-weight: 600;
}
.video-info { padding: 16px; }
.video-title {
  font-size: 0.95rem; font-weight: 700; color: var(--text-primary);
  margin-bottom: 8px; line-height: 1.4;
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
}
.video-meta {
  display: flex; align-items: center; justify-content: space-between;
  font-size: 0.78rem; color: var(--text-muted);
}
.video-author { display: flex; align-items: center; gap: 6px; }
.video-author-avatar {
  width: 22px; height: 22px; border-radius: 50%; object-fit: cover;
}
.video-stats { display: flex; gap: 12px; }
.video-stat { display: flex; align-items: center; gap: 4px; }

/* ---- Category Grid ---- */
.category-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(160px, 1fr)); gap: 16px;
}
.category-card {
  background: var(--bg-white); border-radius: var(--radius-md);
  padding: 28px 20px; text-align: center;
  border: 1.5px solid var(--border);
  transition: var(--transition); cursor: pointer;
}
.category-card:hover {
  border-color: var(--brand); background: var(--brand-light);
  transform: translateY(-4px); box-shadow: var(--shadow-sm);
}
.category-icon {
  font-size: 2rem; margin-bottom: 12px; display: block;
}
.category-name {
  font-size: 0.9rem; font-weight: 700; color: var(--text-primary); margin-bottom: 4px;
}
.category-count { font-size: 0.75rem; color: var(--text-muted); }

/* ---- Stats Section ---- */
.stats-grid {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 32px;
}
.stat-item { text-align: center; }
.stat-number {
  font-size: clamp(2rem, 3.5vw, 3rem); font-weight: 900;
  color: var(--brand); line-height: 1;
  margin-bottom: 8px;
}
.stat-label { font-size: 0.9rem; color: var(--text-secondary); }

/* ---- Testimonials ---- */
.testimonials-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 24px;
}
.testimonial-card {
  background: var(--bg-white); border-radius: var(--radius-md);
  padding: 28px; border: 1px solid var(--border);
  transition: var(--transition);
}
.testimonial-card:hover { box-shadow: var(--shadow-md); transform: translateY(-4px); }
.testimonial-stars { color: #f5a623; font-size: 0.9rem; margin-bottom: 14px; }
.testimonial-text {
  font-size: 0.95rem; color: var(--text-secondary);
  line-height: 1.7; margin-bottom: 20px;
  font-style: italic;
}
.testimonial-author { display: flex; align-items: center; gap: 12px; }
.testimonial-avatar {
  width: 44px; height: 44px; border-radius: 50%; object-fit: cover;
}
.testimonial-name { font-size: 0.9rem; font-weight: 700; color: var(--text-primary); }
.testimonial-role { font-size: 0.78rem; color: var(--text-muted); }

/* ---- FAQ ---- */
.faq-list { max-width: 800px; margin: 0 auto; }
.faq-item {
  border-bottom: 1px solid var(--border); overflow: hidden;
}
.faq-question {
  width: 100%; display: flex; align-items: center; justify-content: space-between;
  padding: 22px 0; background: transparent; border: none;
  font-size: 1rem; font-weight: 600; color: var(--text-primary);
  cursor: pointer; text-align: left; transition: color var(--transition);
}
.faq-question:hover { color: var(--brand); }
.faq-question .faq-icon {
  width: 28px; height: 28px; border-radius: 50%;
  background: var(--bg-subtle); display: flex; align-items: center; justify-content: center;
  flex-shrink: 0; font-size: 1.2rem; color: var(--text-muted);
  transition: transform var(--transition), background var(--transition);
}
.faq-item.open .faq-question .faq-icon {
  transform: rotate(45deg); background: var(--brand-light); color: var(--brand);
}
.faq-answer {
  max-height: 0; overflow: hidden;
  transition: max-height 0.4s ease, padding 0.3s ease;
}
.faq-answer-inner {
  padding-bottom: 20px; font-size: 0.95rem; color: var(--text-secondary); line-height: 1.8;
}
.faq-item.open .faq-answer { max-height: 300px; }

/* ---- Join / CTA Section ---- */
.cta-section {
  background: linear-gradient(135deg, var(--brand) 0%, #c0395a 100%);
  border-radius: var(--radius-xl); padding: 80px 60px;
  text-align: center; color: #fff; position: relative; overflow: hidden;
}
.cta-section::before {
  content: ''; position: absolute; top: -100px; right: -100px;
  width: 300px; height: 300px;
  background: rgba(255,255,255,0.08); border-radius: 50%;
}
.cta-title { font-size: clamp(1.8rem, 3vw, 2.6rem); color: #fff; margin-bottom: 16px; }
.cta-desc { font-size: 1.05rem; color: rgba(255,255,255,0.85); margin-bottom: 36px; }
.cta-form {
  display: flex; gap: 12px; max-width: 480px; margin: 0 auto;
}
.cta-form input {
  flex: 1; padding: 14px 20px; border-radius: 50px;
  border: none; font-size: 0.95rem; background: rgba(255,255,255,0.95);
}
.cta-form button {
  padding: 14px 28px; background: var(--text-primary); color: #fff;
  border: none; border-radius: 50px; font-size: 0.95rem; font-weight: 700;
  cursor: pointer; transition: var(--transition); white-space: nowrap;
}
.cta-form button:hover { background: #333; transform: translateY(-2px); }

/* ---- Footer ---- */
.footer {
  background: #111; color: rgba(255,255,255,0.7);
  padding: 64px 0 32px;
}
.footer-grid {
  display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 48px;
  margin-bottom: 48px;
}
.footer-brand .logo { font-size: 1.4rem; font-weight: 800; color: #fff; margin-bottom: 12px; }
.footer-brand p { font-size: 0.9rem; line-height: 1.7; margin-bottom: 20px; }
.footer-social { display: flex; gap: 10px; }
.footer-social a {
  width: 36px; height: 36px; background: rgba(255,255,255,0.1);
  border-radius: var(--radius-sm); display: flex; align-items: center; justify-content: center;
  font-size: 0.85rem; transition: var(--transition);
}
.footer-social a:hover { background: var(--brand); color: #fff; }
.footer-col h4 { font-size: 0.9rem; font-weight: 700; color: #fff; margin-bottom: 16px; }
.footer-col ul li { margin-bottom: 10px; }
.footer-col ul li a { font-size: 0.85rem; color: rgba(255,255,255,0.6); transition: color var(--transition); }
.footer-col ul li a:hover { color: var(--brand); }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding-top: 24px; display: flex; align-items: center; justify-content: space-between;
  font-size: 0.82rem;
}
.footer-bottom a { color: rgba(255,255,255,0.5); }
.footer-bottom a:hover { color: var(--brand); }

/* ---- Topic List ---- */
.topic-list { display: flex; flex-direction: column; gap: 1px; }
.topic-item {
  background: var(--bg-white); padding: 20px 24px;
  display: flex; align-items: center; gap: 20px;
  transition: background var(--transition); cursor: pointer;
}
.topic-item:hover { background: var(--bg-subtle); }
.topic-rank {
  font-size: 1.2rem; font-weight: 900; color: var(--text-muted);
  min-width: 28px; text-align: center;
}
.topic-rank.top3 { color: var(--brand); }
.topic-content { flex: 1; min-width: 0; }
.topic-title {
  font-size: 0.95rem; font-weight: 600; color: var(--text-primary);
  margin-bottom: 4px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.topic-meta { font-size: 0.78rem; color: var(--text-muted); display: flex; gap: 12px; }
.topic-stats { display: flex; gap: 16px; font-size: 0.8rem; color: var(--text-muted); }
.topic-hot-badge {
  padding: 2px 8px; background: #fff0f3; color: var(--brand);
  border-radius: 50px; font-size: 0.72rem; font-weight: 700;
}

/* ---- Page Header ---- */
.page-header {
  background: linear-gradient(135deg, #fff5f7 0%, #fff 100%);
  padding: 60px 0 40px; border-bottom: 1px solid var(--border);
}
.page-header h1 { margin-bottom: 8px; }
.breadcrumb {
  display: flex; align-items: center; gap: 8px;
  font-size: 0.85rem; color: var(--text-muted); margin-bottom: 16px;
}
.breadcrumb a { color: var(--text-muted); }
.breadcrumb a:hover { color: var(--brand); }
.breadcrumb span { color: var(--border); }

/* ---- Sidebar ---- */
.layout-with-sidebar {
  display: grid; grid-template-columns: 1fr 320px; gap: 32px; align-items: start;
}
.sidebar-card {
  background: var(--bg-white); border-radius: var(--radius-md);
  padding: 24px; border: 1px solid var(--border); margin-bottom: 24px;
}
.sidebar-card h3 {
  font-size: 1rem; font-weight: 700; margin-bottom: 16px;
  padding-bottom: 12px; border-bottom: 1px solid var(--border);
}

/* ---- Tag Cloud ---- */
.tag-cloud { display: flex; flex-wrap: wrap; gap: 8px; }
.tag {
  padding: 5px 14px; background: var(--bg-subtle);
  border-radius: 50px; font-size: 0.8rem; color: var(--text-secondary);
  transition: var(--transition); cursor: pointer;
}
.tag:hover { background: var(--brand-light); color: var(--brand); }
.tag.active { background: var(--brand); color: #fff; }

/* ---- Pagination ---- */
.pagination {
  display: flex; align-items: center; justify-content: center; gap: 8px;
  margin-top: 48px;
}
.page-btn {
  width: 40px; height: 40px; border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center;
  font-size: 0.9rem; font-weight: 600; cursor: pointer;
  border: 1.5px solid var(--border); background: var(--bg-white);
  color: var(--text-secondary); transition: var(--transition);
}
.page-btn:hover, .page-btn.active {
  border-color: var(--brand); color: var(--brand); background: var(--brand-light);
}

/* ---- Utility ---- */
.text-brand { color: var(--brand); }
.text-muted { color: var(--text-muted); }
.text-center { text-align: center; }
.mt-8 { margin-top: 8px; }
.mt-16 { margin-top: 16px; }
.mt-24 { margin-top: 24px; }
.mt-32 { margin-top: 32px; }
.mb-8 { margin-bottom: 8px; }
.mb-16 { margin-bottom: 16px; }
.mb-24 { margin-bottom: 24px; }
.mb-32 { margin-bottom: 32px; }
.flex { display: flex; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.gap-8 { gap: 8px; }
.gap-16 { gap: 16px; }
.gap-24 { gap: 24px; }
.divider { border: none; border-top: 1px solid var(--border); margin: 32px 0; }
.badge {
  display: inline-flex; align-items: center;
  padding: 3px 10px; border-radius: 50px; font-size: 0.75rem; font-weight: 600;
}
.badge-brand { background: var(--brand-light); color: var(--brand); }
.badge-gray { background: var(--bg-subtle); color: var(--text-muted); }

/* ---- Animations ---- */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(24px); }
  to { opacity: 1; transform: translateY(0); }
}
@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}
.animate-fadeInUp { animation: fadeInUp 0.6s ease both; }
.animate-delay-1 { animation-delay: 0.1s; }
.animate-delay-2 { animation-delay: 0.2s; }
.animate-delay-3 { animation-delay: 0.3s; }

/* ---- Mobile Nav ---- */
.mobile-nav {
  display: none; position: fixed; top: var(--nav-height); left: 0; right: 0;
  background: var(--bg-white); border-bottom: 1px solid var(--border);
  padding: 16px 24px; z-index: 999; flex-direction: column; gap: 4px;
  box-shadow: var(--shadow-md);
}
.mobile-nav a {
  padding: 12px 16px; border-radius: var(--radius-sm);
  font-size: 0.95rem; font-weight: 500; color: var(--text-secondary);
  display: block; transition: var(--transition);
}
.mobile-nav a:hover { color: var(--brand); background: var(--brand-light); }
.mobile-nav.open { display: flex; }

/* ---- Responsive ---- */
@media (max-width: 1024px) {
  .hero-inner { grid-template-columns: 1fr; gap: 48px; }
  .hero-visual { display: none; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .layout-with-sidebar { grid-template-columns: 1fr; }
}
@media (max-width: 768px) {
  :root { --nav-height: 60px; }
  .section { padding: 56px 0; }
  .navbar-nav, .navbar-actions { display: none; }
  .menu-toggle { display: flex; }
  .hero { min-height: 80vh; }
  .hero-stats { gap: 20px; }
  .video-grid { grid-template-columns: repeat(2, 1fr); gap: 16px; }
  .category-grid { grid-template-columns: repeat(3, 1fr); }
  .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 20px; }
  .testimonials-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .footer-bottom { flex-direction: column; gap: 12px; text-align: center; }
  .cta-section { padding: 48px 24px; }
  .cta-form { flex-direction: column; }
  .search-tags { display: none; }
}
@media (max-width: 480px) {
  .container { padding: 0 16px; }
  .video-grid { grid-template-columns: 1fr; }
  .category-grid { grid-template-columns: repeat(2, 1fr); }
  .hero-actions { flex-direction: column; }
  .hero-actions .btn { width: 100%; justify-content: center; }
}