/* ============================================
   糖心vlog - 主样式文件
   Brand: 糖心vlog | Domain: y77inz.cn
   ============================================ */

/* ---- CSS Reset & Variables ---- */
:root {
  --primary: #E8437A;
  --primary-light: #FF7BAC;
  --primary-dark: #C42E60;
  --secondary: #FF9A3C;
  --accent: #7C4DFF;
  --bg-dark: #0F0F14;
  --bg-card: #1A1A24;
  --bg-card2: #22222E;
  --text-main: #F0F0F5;
  --text-muted: #9090A8;
  --text-light: #FFFFFF;
  --border: rgba(255,255,255,0.08);
  --shadow: 0 4px 24px rgba(0,0,0,0.4);
  --radius: 12px;
  --radius-lg: 20px;
  --transition: 0.3s ease;
  --font-main: 'PingFang SC', 'Microsoft YaHei', 'Hiragino Sans GB', sans-serif;
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-main);
  background-color: var(--bg-dark);
  color: var(--text-main);
  line-height: 1.7;
  overflow-x: hidden;
}

a {
  color: var(--primary-light);
  text-decoration: none;
  transition: color var(--transition);
}

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

img {
  max-width: 100%;
  height: auto;
  display: block;
}

ul, ol {
  list-style: none;
}

/* ---- Utility Classes ---- */
.container {
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 20px;
}

.section-title {
  font-size: 2rem;
  font-weight: 700;
  color: var(--text-light);
  margin-bottom: 0.5rem;
}

.section-title span {
  color: var(--primary);
}

.section-subtitle {
  color: var(--text-muted);
  font-size: 1rem;
  margin-bottom: 2.5rem;
}

.section-header {
  text-align: center;
  margin-bottom: 3rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 28px;
  border-radius: 50px;
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition);
  border: none;
  font-family: var(--font-main);
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  color: white;
  box-shadow: 0 4px 15px rgba(232, 67, 122, 0.4);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(232, 67, 122, 0.5);
  color: white;
}

.btn-outline {
  background: transparent;
  color: var(--primary-light);
  border: 2px solid var(--primary-light);
}

.btn-outline:hover {
  background: var(--primary);
  color: white;
  border-color: var(--primary);
}

.btn-sm {
  padding: 8px 18px;
  font-size: 0.85rem;
}

.tag {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 20px;
  font-size: 0.75rem;
  font-weight: 600;
  background: rgba(232, 67, 122, 0.15);
  color: var(--primary-light);
  border: 1px solid rgba(232, 67, 122, 0.3);
}

.badge {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 4px;
  font-size: 0.7rem;
  font-weight: 700;
  background: var(--primary);
  color: white;
  text-transform: uppercase;
}

/* ---- Header & Navigation ---- */
#site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(15, 15, 20, 0.95);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  transition: all var(--transition);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
  gap: 20px;
}

.site-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  flex-shrink: 0;
}

.site-logo img {
  height: 44px;
  width: auto;
}

.site-logo .logo-text {
  font-size: 1.4rem;
  font-weight: 800;
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  white-space: nowrap;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 4px;
}

.main-nav a {
  padding: 8px 14px;
  border-radius: 8px;
  color: var(--text-main);
  font-size: 0.9rem;
  font-weight: 500;
  transition: all var(--transition);
  white-space: nowrap;
}

.main-nav a:hover,
.main-nav a.active {
  background: rgba(232, 67, 122, 0.15);
  color: var(--primary-light);
}

/* Search Bar */
.search-bar {
  display: flex;
  align-items: center;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 50px;
  padding: 6px 16px;
  gap: 8px;
  transition: border-color var(--transition);
  min-width: 200px;
}

.search-bar:focus-within {
  border-color: var(--primary);
}

.search-bar input {
  background: transparent;
  border: none;
  outline: none;
  color: var(--text-main);
  font-size: 0.9rem;
  font-family: var(--font-main);
  width: 100%;
}

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

.search-bar button {
  background: none;
  border: none;
  cursor: pointer;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  transition: color var(--transition);
  padding: 0;
}

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

/* Mobile menu toggle */
.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 4px;
  background: none;
  border: none;
}

.menu-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text-main);
  border-radius: 2px;
  transition: all var(--transition);
}

/* ---- Hero Section ---- */
.hero-section {
  position: relative;
  min-height: 90vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  background: var(--bg-dark);
}

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.35;
}

.hero-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(15,15,20,0.9) 0%, rgba(15,15,20,0.5) 60%, rgba(15,15,20,0.8) 100%);
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 700px;
}

.qqs9wvuu {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(232, 67, 122, 0.15);
  border: 1px solid rgba(232, 67, 122, 0.3);
  border-radius: 50px;
  padding: 6px 16px;
  font-size: 0.85rem;
  color: var(--primary-light);
  margin-bottom: 1.5rem;
}

.qqs9wvuu .dot {
  width: 6px;
  height: 6px;
  background: var(--primary);
  border-radius: 50%;
  animation: pulse 1.5s infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(1.3); }
}

.hero-title {
  font-size: clamp(2.2rem, 5vw, 3.8rem);
  font-weight: 800;
  line-height: 1.2;
  color: var(--text-light);
  margin-bottom: 1.2rem;
}

.hero-title .highlight {
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-desc {
  font-size: 1.1rem;
  color: var(--text-muted);
  margin-bottom: 2rem;
  max-width: 560px;
}

.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 3rem;
}

.bdn9x1nz {
  display: flex;
  gap: 32px;
  flex-wrap: wrap;
}

.5my2k4 {
  text-align: center;
}

.5my2k4 .num {
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--primary-light);
  display: block;
}

.5my2k4 .label {
  font-size: 0.8rem;
  color: var(--text-muted);
}

/* ---- Section Spacing ---- */
section {
  padding: 80px 0;
}

section:nth-child(even) {
  background: rgba(255,255,255,0.02);
}

/* ---- Video Cards ---- */
.video-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 20px;
}

.video-card {
  background: var(--bg-card);
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--border);
  transition: all var(--transition);
  cursor: pointer;
}

.video-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 16px 40px rgba(0,0,0,0.5);
  border-color: rgba(232, 67, 122, 0.3);
}

.video-thumb {
  position: relative;
  aspect-ratio: 16/9;
  overflow: hidden;
}

.video-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.video-card:hover .video-thumb img {
  transform: scale(1.05);
}

.t60mk9n {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0,0,0,0.3);
  opacity: 0;
  transition: opacity var(--transition);
}

.video-card:hover .t60mk9n {
  opacity: 1;
}

.xoaie {
  width: 56px;
  height: 56px;
  background: rgba(232, 67, 122, 0.9);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transform: scale(0.8);
  transition: transform var(--transition);
  box-shadow: 0 4px 20px rgba(232, 67, 122, 0.5);
}

.video-card:hover .xoaie {
  transform: scale(1);
}

.xoaie svg {
  width: 22px;
  height: 22px;
  fill: white;
  margin-left: 3px;
}

.hpyhcjx {
  position: absolute;
  bottom: 8px;
  right: 8px;
  background: rgba(0,0,0,0.75);
  color: white;
  font-size: 0.75rem;
  padding: 2px 7px;
  border-radius: 4px;
}

.video-info {
  padding: 14px;
}

.video-title {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-light);
  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: 0.8rem;
  color: var(--text-muted);
}

.video-meta .author {
  display: flex;
  align-items: center;
  gap: 6px;
}

.p52gyooo {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.65rem;
  color: white;
  font-weight: 700;
  flex-shrink: 0;
}

.pisndg {
  display: flex;
  gap: 10px;
}

.pisndg span {
  display: flex;
  align-items: center;
  gap: 3px;
}

/* ---- Category Tabs ---- */
.2nedg9 {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 2rem;
}

.w3h11mc {
  padding: 8px 20px;
  border-radius: 50px;
  font-size: 0.9rem;
  cursor: pointer;
  border: 1px solid var(--border);
  background: var(--bg-card);
  color: var(--text-muted);
  transition: all var(--transition);
  font-family: var(--font-main);
}

.w3h11mc:hover,
.w3h11mc.active {
  background: var(--primary);
  border-color: var(--primary);
  color: white;
}

/* ---- Expert Cards ---- */
.expert-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 24px;
}

.expert-card {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  padding: 28px 20px;
  text-align: center;
  border: 1px solid var(--border);
  transition: all var(--transition);
}

.expert-card:hover {
  transform: translateY(-4px);
  border-color: rgba(232, 67, 122, 0.3);
  box-shadow: var(--shadow);
}

.expert-avatar {
  width: 90px;
  height: 90px;
  border-radius: 50%;
  margin: 0 auto 16px;
  object-fit: cover;
  border: 3px solid var(--primary);
}

.expert-name {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text-light);
  margin-bottom: 4px;
}

.expert-role {
  font-size: 0.85rem;
  color: var(--primary-light);
  margin-bottom: 12px;
}

.expert-bio {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: 16px;
  line-height: 1.6;
}

.expert-awards {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  justify-content: center;
  margin-bottom: 16px;
}

.expert-actions {
  display: flex;
  gap: 8px;
  justify-content: center;
}

/* ---- Features / AI Section ---- */
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 24px;
}

.feature-card {
  background: var(--bg-card);
  border-radius: var(--radius);
  padding: 28px;
  border: 1px solid var(--border);
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
}

.feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--primary), var(--primary-light));
  opacity: 0;
  transition: opacity var(--transition);
}

.feature-card:hover::before {
  opacity: 1;
}

.feature-card:hover {
  transform: translateY(-4px);
  border-color: rgba(232, 67, 122, 0.2);
}

.feature-icon {
  width: 52px;
  height: 52px;
  background: rgba(232, 67, 122, 0.12);
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 18px;
  font-size: 1.6rem;
}

.feature-title {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text-light);
  margin-bottom: 10px;
}

.feature-desc {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.7;
}

/* ---- Community Section ---- */
.community-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 16px;
}

.community-card {
  background: var(--bg-card);
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--border);
  transition: all var(--transition);
}

.community-card:hover {
  transform: translateY(-4px);
  border-color: rgba(232, 67, 122, 0.3);
}

.community-img {
  aspect-ratio: 3/4;
  overflow: hidden;
}

.community-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.community-card:hover .community-img img {
  transform: scale(1.06);
}

.community-info {
  padding: 12px;
}

.community-info h4 {
  font-size: 0.9rem;
  color: var(--text-light);
  margin-bottom: 4px;
}

.community-info p {
  font-size: 0.78rem;
  color: var(--text-muted);
}

/* ---- FAQ Section ---- */
.faq-list {
  max-width: 800px;
  margin: 0 auto;
}

.faq-item {
  background: var(--bg-card);
  border-radius: var(--radius);
  margin-bottom: 12px;
  border: 1px solid var(--border);
  overflow: hidden;
}

.faq-question {
  width: 100%;
  text-align: left;
  padding: 18px 24px;
  background: none;
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-light);
  font-family: var(--font-main);
  transition: color var(--transition);
}

.faq-question:hover {
  color: var(--primary-light);
}

.faq-icon {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: rgba(232, 67, 122, 0.15);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: all var(--transition);
  color: var(--primary-light);
  font-size: 1.1rem;
  font-weight: 300;
}

.faq-item.open .faq-icon {
  background: var(--primary);
  color: white;
  transform: rotate(45deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease, padding 0.3s ease;
}

.faq-item.open .faq-answer {
  max-height: 300px;
}

.faq-answer p {
  padding: 0 24px 18px;
  color: var(--text-muted);
  font-size: 0.9rem;
  line-height: 1.8;
}

/* ---- Reviews Section ---- */
.reviews-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 20px;
}

.review-card {
  background: var(--bg-card);
  border-radius: var(--radius);
  padding: 24px;
  border: 1px solid var(--border);
  transition: all var(--transition);
}

.review-card:hover {
  border-color: rgba(232, 67, 122, 0.2);
  transform: translateY(-3px);
}

.review-stars {
  display: flex;
  gap: 3px;
  margin-bottom: 12px;
  color: var(--secondary);
  font-size: 1rem;
}

.review-text {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.8;
  margin-bottom: 16px;
}

.review-author {
  display: flex;
  align-items: center;
  gap: 10px;
}

.review-avatar {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.9rem;
  font-weight: 700;
  color: white;
  flex-shrink: 0;
}

.review-name {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-light);
}

.review-date {
  font-size: 0.78rem;
  color: var(--text-muted);
}

/* ---- Partners Section ---- */
.zkyy9rot {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  justify-content: center;
  align-items: center;
}

.dl23lj {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 14px 28px;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-muted);
  transition: all var(--transition);
  white-space: nowrap;
}

.dl23lj:hover {
  border-color: var(--primary);
  color: var(--primary-light);
  background: rgba(232, 67, 122, 0.08);
}

/* ---- Contact Section ---- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: start;
}

.contact-info h3 {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-light);
  margin-bottom: 1rem;
}

.contact-info p {
  color: var(--text-muted);
  margin-bottom: 1.5rem;
  line-height: 1.8;
}

.contact-items {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.contact-item {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--text-muted);
  font-size: 0.9rem;
}

.contact-item .icon {
  width: 36px;
  height: 36px;
  background: rgba(232, 67, 122, 0.12);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  flex-shrink: 0;
}

.zk4vgeoe {
  display: flex;
  gap: 24px;
  flex-wrap: wrap;
}

.ocnl7q6 {
  text-align: center;
}

.ocnl7q6 img {
  width: 120px;
  height: 120px;
  border-radius: 10px;
  border: 2px solid var(--border);
  margin-bottom: 8px;
}

.ocnl7q6 p {
  font-size: 0.8rem;
  color: var(--text-muted);
}

/* ---- Social Share ---- */
.iipk2wzw {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  justify-content: center;
}

.v1jwp3 {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 9px 18px;
  border-radius: 50px;
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition);
  border: 1px solid var(--border);
  background: var(--bg-card);
  color: var(--text-muted);
  font-family: var(--font-main);
}

.v1jwp3:hover {
  transform: translateY(-2px);
  border-color: var(--primary);
  color: var(--primary-light);
}

/* ---- Join Guide ---- */
.riscyp {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 20px;
  counter-reset: step;
}

.qj158l {
  background: var(--bg-card);
  border-radius: var(--radius);
  padding: 24px;
  border: 1px solid var(--border);
  position: relative;
  counter-increment: step;
}

.qj158l::before {
  content: counter(step);
  position: absolute;
  top: -12px;
  left: 20px;
  width: 28px;
  height: 28px;
  background: var(--primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.85rem;
  font-weight: 700;
  color: white;
  text-align: center;
  line-height: 28px;
}

.qj158l h4 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-light);
  margin-bottom: 8px;
}

.qj158l p {
  font-size: 0.85rem;
  color: var(--text-muted);
  line-height: 1.7;
}

/* ---- Footer ---- */
#site-footer {
  background: #0A0A10;
  border-top: 1px solid var(--border);
  padding: 60px 0 30px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 40px;
}

.footer-brand .logo-wrap {
  margin-bottom: 16px;
}

.footer-brand p {
  font-size: 0.88rem;
  color: var(--text-muted);
  line-height: 1.8;
  margin-bottom: 20px;
}

.skjgee9 {
  display: flex;
  gap: 10px;
}

.wr7i5 {
  width: 36px;
  height: 36px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.9rem;
  color: var(--text-muted);
  transition: all var(--transition);
  text-decoration: none;
}

.wr7i5:hover {
  background: var(--primary);
  border-color: var(--primary);
  color: white;
}

.footer-col h4 {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-light);
  margin-bottom: 16px;
}

.footer-col ul li {
  margin-bottom: 10px;
}

.footer-col ul li a {
  font-size: 0.88rem;
  color: var(--text-muted);
  transition: color var(--transition);
}

.footer-col ul li a:hover {
  color: var(--primary-light);
}

.footer-bottom {
  border-top: 1px solid var(--border);
  padding-top: 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
}

.footer-bottom p {
  font-size: 0.82rem;
  color: var(--text-muted);
}

.footer-bottom a {
  color: var(--text-muted);
  font-size: 0.82rem;
}

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

.t5we9 {
  display: flex;
  gap: 20px;
  flex-wrap: wrap;
}

/* ---- Breadcrumb ---- */
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.85rem;
  color: var(--text-muted);
  padding: 16px 0;
}

.breadcrumb a {
  color: var(--text-muted);
}

.breadcrumb a:hover {
  color: var(--primary-light);
}

.breadcrumb .sep {
  color: var(--border);
}

.breadcrumb .current {
  color: var(--primary-light);
}

/* ---- Page Banner ---- */
.page-banner {
  background: linear-gradient(135deg, var(--bg-card) 0%, rgba(232,67,122,0.08) 100%);
  border-bottom: 1px solid var(--border);
  padding: 60px 0 40px;
  text-align: center;
}

.page-banner h1 {
  font-size: 2.4rem;
  font-weight: 800;
  color: var(--text-light);
  margin-bottom: 0.5rem;
}

.page-banner p {
  color: var(--text-muted);
  font-size: 1rem;
}

/* ---- Scroll to top ---- */
#gdwoy {
  position: fixed;
  bottom: 30px;
  right: 30px;
  width: 44px;
  height: 44px;
  background: var(--primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  opacity: 0;
  pointer-events: none;
  transition: all var(--transition);
  z-index: 999;
  border: none;
  color: white;
  font-size: 1.1rem;
  box-shadow: 0 4px 15px rgba(232,67,122,0.4);
}

#gdwoy.visible {
  opacity: 1;
  pointer-events: auto;
}

#gdwoy:hover {
  transform: translateY(-3px);
}

/* ---- Video Modal ---- */
.video-modal {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.85);
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition);
}

.video-modal.open {
  opacity: 1;
  pointer-events: auto;
}

.modal-inner {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  width: 90%;
  max-width: 800px;
  overflow: hidden;
  transform: scale(0.9);
  transition: transform var(--transition);
}

.video-modal.open .modal-inner {
  transform: scale(1);
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 20px;
  border-bottom: 1px solid var(--border);
}

.modal-header h3 {
  font-size: 1rem;
  color: var(--text-light);
}

.modal-close {
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 1.5rem;
  cursor: pointer;
  line-height: 1;
  transition: color var(--transition);
}

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

.modal-video {
  aspect-ratio: 16/9;
  background: #000;
  display: flex;
  align-items: center;
  justify-content: center;
}

.modal-video video {
  width: 100%;
  height: 100%;
}

.modal-video .placeholder-video {
  text-align: center;
  color: var(--text-muted);
}

.placeholder-video .big-play {
  width: 80px;
  height: 80px;
  background: rgba(232,67,122,0.2);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 16px;
  font-size: 2rem;
}

/* ---- Responsive ---- */
@media (max-width: 1024px) {
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
  .contact-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .main-nav {
    display: none;
    position: absolute;
    top: 68px;
    left: 0;
    right: 0;
    background: rgba(15,15,20,0.98);
    flex-direction: column;
    padding: 16px;
    border-bottom: 1px solid var(--border);
    gap: 4px;
  }

  .main-nav.open {
    display: flex;
  }

  .main-nav a {
    padding: 12px 16px;
    width: 100%;
  }

  .menu-toggle {
    display: flex;
  }

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

  .hero-section {
    min-height: 70vh;
  }

  .hero-title {
    font-size: 2rem;
  }

  .hero-actions {
    flex-direction: column;
  }

  .bdn9x1nz {
    gap: 20px;
  }

  section {
    padding: 50px 0;
  }

  .section-title {
    font-size: 1.6rem;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }

  .video-grid {
    grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  }

  .expert-grid {
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  }

  .features-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 14px;
  }

  .hero-title {
    font-size: 1.7rem;
  }

  .video-grid {
    grid-template-columns: 1fr;
  }

  .community-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .zk4vgeoe {
    justify-content: center;
  }
}

/* ---- Animations ---- */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(30px); }
  to { opacity: 1; transform: translateY(0); }
}

.animate-in {
  animation: fadeInUp 0.6s ease forwards;
}

/* ---- Loading Skeleton ---- */
.skeleton {
  background: linear-gradient(90deg, var(--bg-card) 25%, var(--bg-card2) 50%, var(--bg-card) 75%);
  background-size: 200% 100%;
  animation: shimmer 1.5s infinite;
  border-radius: 6px;
}

@keyframes shimmer {
  0% { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

/* ---- Highlight Box ---- */
.highlight-box {
  background: linear-gradient(135deg, rgba(232,67,122,0.08), rgba(124,77,255,0.08));
  border: 1px solid rgba(232,67,122,0.2);
  border-radius: var(--radius);
  padding: 24px;
}

/* ---- Stats Bar ---- */
.hw2ss {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 1px;
  background: var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  margin: 40px 0;
}

.eksa6a8 {
  background: var(--bg-card);
  padding: 28px 20px;
  text-align: center;
}

.u7pjg {
  font-size: 2rem;
  font-weight: 800;
  color: var(--primary-light);
  display: block;
  margin-bottom: 4px;
}

.dfjtjk8j {
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* ---- Notice Bar ---- */
.qun6ulf {
  background: linear-gradient(90deg, var(--primary-dark), var(--primary));
  color: white;
  text-align: center;
  padding: 8px 20px;
  font-size: 0.85rem;
}

.qun6ulf a {
  color: white;
  text-decoration: underline;
}