/* roulang page: index */
:root {
  --primary: #176E6B;
  --primary-dark: #115958;
  --cta: #FF7A59;
  --cta-hover: #FF5E38;
  --cta-active: #E34D2A;
  --accent: #2EC4B6;
  --gold: #F6C177;
  --bg-deep: #0D1416;
  --bg-section: #162124;
  --bg-card: #1C2A2E;
  --bg-card-hover: #25363B;
  --bg-highlight: #1A282D;
  --bg-light: #F7F2E9;
  --bg-white: #FFFFFF;
  --text-main: #EAF2EF;
  --text-sub: #93A5A0;
  --text-dark: #1E2A2E;
  --text-dark-sub: #4F5D61;
  --border-dark: rgba(255, 255, 255, 0.08);
  --border-light: rgba(20, 30, 33, 0.12);
  --radius-lg: 14px;
  --radius-md: 10px;
  --radius-sm: 6px;
  --shadow-card: 0 12px 32px rgba(0, 0, 0, 0.35);
  --shadow-hover: 0 18px 44px rgba(0, 0, 0, 0.45);
  --shadow-light: 0 4px 16px rgba(0, 0, 0, 0.06);
  --font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Source Han Sans SC", "Noto Sans CJK SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
  --transition: all 0.25s ease;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-family);
  background: var(--bg-deep);
  color: var(--text-main);
  line-height: 1.7;
  margin: 0;
  padding: 0;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

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

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

a:focus-visible,
button:focus-visible,
input:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: 4px;
}

.container {
  max-width: 1280px;
  padding-left: 24px;
  padding-right: 24px;
}

.section-padding {
  padding-top: clamp(64px, 9vw, 110px);
  padding-bottom: clamp(64px, 9vw, 110px);
}

.section-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 32px;
  flex-wrap: wrap;
  gap: 16px;
}

.section-header h2 {
  font-size: 28px;
  font-weight: 700;
  line-height: 1.3;
  padding-left: 14px;
  border-left: 4px solid var(--cta);
  margin: 0;
}

.section-more {
  font-size: 14px;
  color: var(--text-sub);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: var(--transition);
}

.section-more:hover {
  color: var(--accent);
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(13, 20, 22, 0.92);
  backdrop-filter: blur(18px);
  border-bottom: 1px solid var(--border-dark);
  transition: var(--transition);
}

.site-header.scrolled {
  background: rgba(13, 20, 22, 0.96);
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.5);
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 56px;
  gap: 12px;
  flex-wrap: nowrap;
}

.brand {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-shrink: 0;
}

.brand-icon {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 14px;
  box-shadow: 0 0 0 2px rgba(46, 196, 182, 0.3);
}

.brand-name {
  font-size: 20px;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--text-main);
  white-space: nowrap;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 24px;
  margin: 0 8px;
}

.main-nav .nav-link {
  font-size: 14px;
  font-weight: 500;
  color: var(--text-sub);
  padding: 16px 0 12px;
  position: relative;
  white-space: nowrap;
}

.main-nav .nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 3px;
  background: var(--cta);
  border-radius: 3px;
  transition: width 0.3s ease;
}

.main-nav .nav-link:hover,
.main-nav .nav-link.active {
  color: var(--text-main);
}

.main-nav .nav-link.active::after {
  width: 100%;
}

.nav-hot {
  display: flex;
  align-items: center;
  gap: 6px;
  overflow: hidden;
  flex-shrink: 0;
}

.hot-label {
  font-size: 12px;
  color: var(--gold);
  display: flex;
  align-items: center;
  gap: 4px;
  white-space: nowrap;
}

.hot-tag {
  font-size: 12px;
  color: var(--text-sub);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: 999px;
  padding: 3px 12px;
  background: rgba(255, 255, 255, 0.04);
  transition: var(--transition);
  white-space: nowrap;
}

.hot-tag:hover {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
}

.nav-search {
  flex-shrink: 0;
  position: relative;
}

.nav-search input {
  width: 160px;
  height: 34px;
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid transparent;
  color: var(--text-main);
  padding: 0 12px 0 32px;
  font-size: 13px;
  transition: var(--transition);
}

.nav-search input:focus {
  width: 220px;
  border-color: var(--accent);
  background: rgba(255, 255, 255, 0.12);
  outline: none;
}

.nav-search .search-icon {
  position: absolute;
  left: 10px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-sub);
  font-size: 12px;
  pointer-events: none;
}

.btn-register {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--cta);
  color: #fff;
  font-size: 14px;
  font-weight: 600;
  border-radius: 999px;
  padding: 8px 20px;
  border: none;
  cursor: pointer;
  transition: var(--transition);
  white-space: nowrap;
  flex-shrink: 0;
}

.btn-register:hover {
  background: var(--cta-hover);
  color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(255, 122, 89, 0.35);
}

.btn-register:active {
  background: var(--cta-active);
  transform: translateY(0);
}

.navbar-toggler {
  display: none;
  background: transparent;
  border: none;
  color: var(--text-main);
  font-size: 22px;
  cursor: pointer;
  padding: 4px 8px;
}

/* Mobile Nav */
.mobile-nav {
  display: none;
  background: var(--bg-deep);
  border-top: 1px solid var(--border-dark);
  padding: 12px 0 16px;
}

.mobile-nav.show {
  display: block;
}

.mobile-nav .mobile-nav-link {
  display: block;
  padding: 10px 24px;
  font-size: 15px;
  color: var(--text-sub);
  border-left: 3px solid transparent;
}

.mobile-nav .mobile-nav-link:hover,
.mobile-nav .mobile-nav-link.active {
  color: var(--text-main);
  border-left-color: var(--cta);
  background: rgba(255, 255, 255, 0.03);
}

.mobile-nav .mobile-hot {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding: 12px 24px 4px;
}

.mobile-nav .mobile-search {
  padding: 12px 24px 4px;
}

.mobile-nav .mobile-search input {
  width: 100%;
  height: 36px;
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid transparent;
  color: var(--text-main);
  padding: 0 12px;
}

.mobile-nav .mobile-search input:focus {
  border-color: var(--accent);
  outline: none;
}

/* Hero */
.hero {
  position: relative;
  min-height: 92vh;
  display: flex;
  align-items: center;
  background: var(--bg-deep);
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background-image: url('/assets/images/backpic/back-1.webp');
  background-size: cover;
  background-position: center 40%;
  z-index: 0;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(13, 20, 22, 0.92) 0%, rgba(13, 20, 22, 0.72) 45%, rgba(13, 20, 22, 0.2) 100%);
  z-index: 1;
}

.hero::after {
  content: '';
  position: absolute;
  inset: auto 0 0 0;
  height: 120px;
  background: linear-gradient(180deg, transparent, var(--bg-deep));
  z-index: 2;
}

.hero-content {
  position: relative;
  z-index: 3;
  padding-top: 80px;
  padding-bottom: 60px;
}

.hero-inner {
  display: flex;
  align-items: center;
  gap: 40px;
}

.hero-left {
  flex: 0 0 55%;
  max-width: 55%;
  padding-right: 24px;
}

.hero-title {
  font-size: clamp(40px, 5.5vw, 68px);
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: 0.01em;
  color: var(--text-main);
  margin: 0 0 24px;
}

.hero-subtitle {
  font-size: 17px;
  color: var(--text-sub);
  margin: 0 0 32px;
  max-width: 480px;
  line-height: 1.6;
}

.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--cta);
  color: #fff;
  font-size: 15px;
  font-weight: 600;
  border-radius: 999px;
  padding: 12px 28px;
  border: none;
  cursor: pointer;
  transition: var(--transition);
  box-shadow: 0 4px 14px rgba(255, 122, 89, 0.3);
}

.btn-primary:hover {
  background: var(--cta-hover);
  color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 8px 28px rgba(255, 122, 89, 0.4);
}

.btn-primary:active {
  background: var(--cta-active);
  transform: translateY(0);
}

.btn-outline {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: transparent;
  color: var(--text-main);
  font-size: 15px;
  font-weight: 500;
  border-radius: 999px;
  padding: 12px 28px;
  border: 1px solid rgba(255, 255, 255, 0.3);
  cursor: pointer;
  transition: var(--transition);
}

.btn-outline:hover {
  background: rgba(23, 110, 107, 0.15);
  border-color: var(--accent);
  color: var(--accent);
}

.hero-right {
  flex: 0 0 45%;
  max-width: 45%;
  display: flex;
  justify-content: center;
  align-items: center;
  position: relative;
}

.hero-poster-main {
  width: 280px;
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 24px 64px rgba(0, 0, 0, 0.6);
  transform: rotate(-2deg);
  transition: var(--transition);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.hero-poster-main:hover {
  transform: rotate(0deg) scale(1.02);
}

.hero-poster-main img {
  width: 100%;
  aspect-ratio: 3/4;
  object-fit: cover;
}

.hero-poster-sub {
  position: absolute;
  right: 0;
  bottom: -30px;
  width: 160px;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 12px 36px rgba(0, 0, 0, 0.5);
  border: 2px solid var(--bg-deep);
  transform: rotate(4deg);
  transition: var(--transition);
}

.hero-poster-sub:hover {
  transform: rotate(0deg) scale(1.03);
}

.hero-poster-sub img {
  width: 100%;
  aspect-ratio: 3/4;
  object-fit: cover;
}

.hero-bottom-tags {
  position: relative;
  z-index: 3;
  display: flex;
  gap: 16px;
  margin-top: 48px;
  flex-wrap: wrap;
}

.live-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  color: var(--text-sub);
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 999px;
  padding: 6px 16px;
}

.live-tag i {
  font-size: 8px;
  color: var(--cta);
}

/* Library Scroll */
.library-section {
  background: var(--bg-deep);
  position: relative;
}

.scroll-wrap {
  position: relative;
}

.scroll-cards {
  display: flex;
  gap: 20px;
  overflow-x: auto;
  padding: 8px 4px 16px;
  scrollbar-width: none;
  -ms-overflow-style: none;
}

.scroll-cards::-webkit-scrollbar {
  display: none;
}

.scroll-card {
  flex: 0 0 240px;
  max-width: 240px;
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border-dark);
  transition: var(--transition);
  position: relative;
}

.scroll-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-hover);
  border-color: rgba(46, 196, 182, 0.4);
}

.scroll-card .card-cover {
  position: relative;
  overflow: hidden;
  aspect-ratio: 3/4;
}

.scroll-card .card-cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.scroll-card:hover .card-cover img {
  transform: scale(1.05);
}

.fav-icon {
  position: absolute;
  top: 10px;
  right: 10px;
  width: 30px;
  height: 30px;
  background: rgba(0, 0, 0, 0.5);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 13px;
  cursor: pointer;
  transition: var(--transition);
  border: none;
}

.fav-icon:hover {
  background: var(--cta);
}

.card-hover-btn {
  position: absolute;
  left: 10px;
  right: 10px;
  bottom: 10px;
  background: rgba(0, 0, 0, 0.7);
  color: #fff;
  text-align: center;
  padding: 8px;
  border-radius: 8px;
  font-size: 13px;
  font-weight: 500;
  opacity: 0;
  transform: translateY(10px);
  transition: var(--transition);
  backdrop-filter: blur(4px);
}

.scroll-card:hover .card-hover-btn {
  opacity: 1;
  transform: translateY(0);
}

.card-info {
  padding: 14px;
}

.card-info h3 {
  font-size: 16px;
  font-weight: 600;
  margin: 0 0 8px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.card-meta {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.type-tag {
  font-size: 12px;
  color: var(--accent);
  background: rgba(46, 196, 182, 0.12);
  padding: 2px 8px;
  border-radius: var(--radius-sm);
}

.rating {
  font-size: 13px;
  color: var(--gold);
  display: flex;
  align-items: center;
  gap: 4px;
}

.rating i {
  font-size: 11px;
}

.scroll-arrow {
  position: absolute;
  top: calc(50% - 22px);
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: rgba(13, 20, 22, 0.8);
  border: 1px solid rgba(255, 255, 255, 0.12);
  color: var(--text-main);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: var(--transition);
  z-index: 5;
  font-size: 16px;
}

.scroll-arrow:hover {
  background: var(--primary);
  border-color: var(--primary);
}

.scroll-arrow.left {
  left: -16px;
}

.scroll-arrow.right {
  right: -16px;
}

.scroll-fade-left,
.scroll-fade-right {
  position: absolute;
  top: 0;
  bottom: 0;
  width: 40px;
  z-index: 4;
  pointer-events: none;
}

.scroll-fade-left {
  left: 0;
  background: linear-gradient(90deg, var(--bg-deep), transparent);
}

.scroll-fade-right {
  right: 0;
  background: linear-gradient(270deg, var(--bg-deep), transparent);
}

/* Trending */
.trending-section {
  background: var(--bg-section);
}

.trending-wrapper {
  display: flex;
  gap: 32px;
  align-items: stretch;
}

.trending-left {
  flex: 0 0 38%;
  max-width: 38%;
}

.trending-right {
  flex: 0 0 62%;
  max-width: 62%;
}

.rank-list {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.rank-item {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 12px 14px;
  border-radius: var(--radius-md);
  transition: var(--transition);
  cursor: pointer;
}

.rank-item:hover {
  background: rgba(255, 255, 255, 0.04);
}

.rank-num {
  font-size: 34px;
  font-weight: 800;
  color: rgba(23, 110, 107, 0.5);
  line-height: 1;
  min-width: 48px;
  transition: var(--transition);
  font-style: italic;
}

.rank-item:hover .rank-num {
  color: var(--cta);
}

.rank-thumb {
  width: 64px;
  height: 84px;
  border-radius: 8px;
  overflow: hidden;
  flex-shrink: 0;
}

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

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

.rank-info h3 {
  font-size: 16px;
  font-weight: 600;
  margin: 0 0 4px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.rank-info p {
  font-size: 13px;
  color: var(--text-sub);
  margin: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.trending-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.trending-right .trending-grid .col-item:first-child {
  grid-column: span 1;
}

.grid-card {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border-dark);
  transition: var(--transition);
  display: flex;
  flex-direction: column;
}

.grid-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-hover);
  border-color: rgba(46, 196, 182, 0.4);
}

.grid-card .grid-cover {
  position: relative;
  overflow: hidden;
  aspect-ratio: 3/4;
}

.grid-card .grid-cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.grid-card:hover .grid-cover img {
  transform: scale(1.05);
}

.grid-badge {
  position: absolute;
  top: 10px;
  left: 10px;
  z-index: 2;
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}

.badge-hot {
  background: var(--cta);
  color: #fff;
  font-size: 12px;
  font-weight: 600;
  padding: 2px 10px;
  border-radius: var(--radius-sm);
}

.badge-new {
  background: var(--accent);
  color: #fff;
  font-size: 12px;
  font-weight: 600;
  padding: 2px 10px;
  border-radius: var(--radius-sm);
}

.grid-body {
  padding: 14px;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.grid-body h3 {
  font-size: 17px;
  font-weight: 600;
  margin: 0 0 6px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.grid-body p {
  font-size: 13px;
  color: var(--text-sub);
  margin: 0 0 10px;
  line-height: 1.4;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.grid-tags {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-wrap: wrap;
  margin-top: auto;
}

.featured-card {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border-dark);
  transition: var(--transition);
  position: relative;
}

.featured-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-hover);
  border-color: rgba(255, 122, 89, 0.4);
}

.featured-card .featured-cover {
  position: relative;
  overflow: hidden;
  aspect-ratio: 16/10;
}

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

.featured-card .featured-body {
  padding: 16px;
}

.featured-card .featured-body h3 {
  font-size: 18px;
  font-weight: 600;
  margin: 0 0 6px;
}

.featured-card .featured-body p {
  font-size: 14px;
  color: var(--text-sub);
  margin: 0 0 8px;
  line-height: 1.5;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* Playlist Section */
.playlist-section {
  background: var(--bg-deep);
}

.playlist-block {
  padding: clamp(40px, 6vw, 72px) 0;
}

.playlist-block:nth-child(even) {
  background: var(--bg-highlight);
}

.playlist-head {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 24px;
}

.playlist-num {
  font-size: 28px;
  font-weight: 800;
  color: var(--cta);
  font-style: italic;
  line-height: 1;
}

.playlist-title {
  font-size: 24px;
  font-weight: 700;
  margin: 0;
}

.playlist-desc {
  font-size: 14px;
  color: var(--text-sub);
  margin-left: auto;
  white-space: nowrap;
}

.playlist-row {
  display: flex;
  align-items: center;
  gap: 16px;
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  padding: 12px;
  margin-bottom: 12px;
  border: 1px solid var(--border-dark);
  transition: var(--transition);
}

.playlist-row:hover {
  background: var(--bg-card-hover);
  transform: translateX(4px);
  border-color: rgba(46, 196, 182, 0.3);
}

.playlist-thumb {
  width: 120px;
  aspect-ratio: 16/10;
  border-radius: var(--radius-md);
  overflow: hidden;
  flex-shrink: 0;
}

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

.playlist-row-body {
  flex: 1;
  min-width: 0;
}

.playlist-row-body h4 {
  font-size: 16px;
  font-weight: 600;
  margin: 0 0 4px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.playlist-row-body p {
  font-size: 14px;
  color: var(--text-sub);
  margin: 0 0 6px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.playlist-tags {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}

.playlist-tags .type-tag {
  font-size: 12px;
}

.playlist-arrow {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.2);
  background: transparent;
  color: var(--text-sub);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: var(--transition);
  flex-shrink: 0;
}

.playlist-row:hover .playlist-arrow {
  border-color: var(--cta);
  color: var(--cta);
}

/* CTA */
.cta-section {
  position: relative;
  background: var(--bg-deep);
  overflow: hidden;
}

.cta-bg {
  position: absolute;
  inset: 0;
  background-image: url('/assets/images/backpic/back-2.webp');
  background-size: cover;
  background-position: center;
  opacity: 0.15;
  z-index: 0;
}

.cta-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(13, 20, 22, 0.9), rgba(13, 20, 22, 0.95));
  z-index: 1;
}

.cta-content {
  position: relative;
  z-index: 2;
  text-align: center;
  padding: clamp(72px, 10vw, 120px) 0;
}

.cta-title {
  font-size: clamp(28px, 4vw, 42px);
  font-weight: 800;
  color: var(--text-main);
  margin: 0 0 16px;
}

.cta-subtitle {
  font-size: 16px;
  color: var(--text-sub);
  max-width: 560px;
  margin: 0 auto 32px;
  line-height: 1.6;
}

.cta-benefits {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 8px;
  margin-bottom: 32px;
  flex-wrap: wrap;
  font-size: 15px;
  color: var(--text-sub);
}

.cta-benefits span {
  color: var(--text-sub);
}

.cta-benefits .separator {
  color: var(--cta);
  opacity: 0.5;
}

.cta-section .btn-primary {
  font-size: 16px;
  padding: 14px 36px;
}

.cta-section .cta-note {
  margin-top: 16px;
  font-size: 13px;
  color: var(--text-sub);
  opacity: 0.7;
}

/* News CMS */
.news-section {
  background: var(--bg-section);
}

.news-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.news-item {
  display: flex;
  align-items: center;
  gap: 20px;
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  padding: 16px 20px;
  border: 1px solid var(--border-dark);
  transition: var(--transition);
}

.news-item:hover {
  background: var(--bg-card-hover);
  border-color: rgba(46, 196, 182, 0.3);
  transform: translateX(4px);
}

.news-date {
  width: 56px;
  height: 56px;
  background: var(--primary);
  border-radius: var(--radius-md);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  color: #fff;
  flex-shrink: 0;
}

.news-date .day {
  font-size: 22px;
  font-weight: 700;
  line-height: 1;
}

.news-date .month {
  font-size: 12px;
  opacity: 0.8;
  margin-top: 2px;
}

.news-body {
  flex: 1;
  min-width: 0;
}

.news-body h3 {
  font-size: 16px;
  font-weight: 600;
  color: var(--text-main);
  margin: 0 0 4px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  transition: var(--transition);
}

.news-item:hover .news-body h3 {
  color: var(--accent);
}

.news-body p {
  font-size: 14px;
  color: var(--text-sub);
  margin: 0;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.news-side {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 8px;
  flex-shrink: 0;
}

.cat-badge {
  font-size: 12px;
  color: var(--text-sub);
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-sm);
  padding: 2px 10px;
}

.read-link {
  font-size: 13px;
  color: var(--text-sub);
  display: flex;
  align-items: center;
  gap: 4px;
  transition: var(--transition);
}

.news-item:hover .read-link {
  color: var(--cta);
}

.empty-box {
  height: 120px;
  border: 1px dashed rgba(255, 255, 255, 0.2);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-sub);
  font-size: 15px;
  background: rgba(255, 255, 255, 0.02);
}

/* FAQ */
.faq-section {
  background: var(--bg-deep);
}

.faq-list {
  max-width: 860px;
  margin: 0 auto;
}

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

.faq-item:hover {
  border-color: rgba(46, 196, 182, 0.3);
}

.faq-header {
  width: 100%;
  background: transparent;
  border: none;
  text-align: left;
  padding: 18px 20px;
  font-size: 16px;
  font-weight: 500;
  color: var(--text-main);
  display: flex;
  justify-content: space-between;
  align-items: center;
  cursor: pointer;
  transition: var(--transition);
  font-family: var(--font-family);
}

.faq-header:hover {
  color: var(--accent);
}

.faq-header i {
  font-size: 14px;
  color: var(--text-sub);
  transition: transform 0.3s ease;
}

.faq-item.open .faq-header i {
  transform: rotate(180deg);
  color: var(--accent);
}

.faq-body {
  padding: 0 20px;
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease;
  color: var(--text-sub);
  font-size: 14px;
  line-height: 1.7;
}

.faq-item.open .faq-body {
  padding: 0 20px 18px;
  max-height: 400px;
}

/* Footer */
.site-footer {
  background: var(--bg-deep);
  border-top: 1px solid rgba(23, 110, 107, 0.4);
  padding: 56px 0 24px;
}

.footer-top {
  display: flex;
  justify-content: space-between;
  gap: 40px;
  margin-bottom: 40px;
  flex-wrap: wrap;
}

.footer-brand {
  flex: 0 0 320px;
  max-width: 320px;
}

.footer-brand .brand {
  margin-bottom: 12px;
}

.footer-brand .footer-desc {
  font-size: 14px;
  color: var(--text-sub);
  line-height: 1.6;
  margin-bottom: 16px;
}

.footer-links-col {
  flex: 0 0 auto;
  min-width: 120px;
}

.footer-links-col h4 {
  font-size: 15px;
  font-weight: 600;
  color: var(--text-main);
  margin: 0 0 12px;
}

.footer-links-col a {
  display: block;
  font-size: 14px;
  color: var(--text-sub);
  padding: 4px 0;
  transition: var(--transition);
}

.footer-links-col a:hover {
  color: var(--accent);
  padding-left: 4px;
}

.footer-bottom {
  border-top: 1px solid var(--border-dark);
  padding-top: 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
}

.footer-bottom p {
  font-size: 13px;
  color: var(--text-sub);
  margin: 0;
}

/* Responsive */
@media (min-width: 1400px) {
  .container {
    max-width: 1280px;
  }
}

@media (max-width: 1199.98px) {
  .nav-hot {
    display: none;
  }
}

@media (max-width: 991.98px) {
  .main-nav {
    gap: 14px;
  }

  .nav-search {
    display: none;
  }

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

  .hero-left {
    flex: 0 0 100%;
    max-width: 100%;
    padding-right: 0;
  }

  .hero-right {
    flex: 0 0 100%;
    max-width: 100%;
    margin-top: 24px;
  }

  .hero-poster-main {
    width: 220px;
  }

  .hero-poster-sub {
    width: 120px;
    right: 10%;
  }

  .trending-wrapper {
    flex-direction: column;
  }

  .trending-left,
  .trending-right {
    flex: 0 0 100%;
    max-width: 100%;
  }

  .trending-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .scroll-card {
    flex-basis: 200px;
    max-width: 200px;
  }

  .playlist-desc {
    display: none;
  }

  .footer-brand {
    flex: 0 0 100%;
    max-width: 100%;
  }
}

@media (max-width: 767.98px) {
  .nav-container {
    min-height: 52px;
  }

  .main-nav {
    display: none;
  }

  .navbar-toggler {
    display: block;
  }

  .nav-search {
    display: none;
  }

  .nav-hot {
    display: none;
  }

  .btn-register {
    padding: 6px 14px;
    font-size: 13px;
  }

  .hero {
    min-height: auto;
    padding: 60px 0 40px;
  }

  .hero-title {
    font-size: 34px;
  }

  .hero-actions {
    flex-direction: column;
    width: 100%;
  }

  .hero-actions .btn-primary,
  .hero-actions .btn-outline {
    width: 100%;
  }

  .hero-bottom-tags {
    gap: 8px;
    margin-top: 32px;
  }

  .live-tag {
    font-size: 12px;
    padding: 4px 12px;
  }

  .scroll-card {
    flex-basis: 160px;
    max-width: 160px;
  }

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

  .trending-right .col-item:last-child {
    grid-column: span 2;
  }

  .card-info h3 {
    font-size: 14px;
  }

  .playlist-row {
    flex-wrap: wrap;
  }

  .playlist-thumb {
    width: 96px;
    aspect-ratio: 16/10;
  }

  .playlist-row-body p {
    -webkit-line-clamp: 2;
  }

  .cta-benefits {
    font-size: 13px;
  }

  .news-item {
    flex-wrap: wrap;
    gap: 12px;
  }

  .news-date {
    width: 48px;
    height: 48px;
  }

  .news-date .day {
    font-size: 18px;
  }

  .news-side {
    width: 100%;
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
  }

  .footer-top {
    gap: 24px;
  }

  .footer-links-col {
    flex: 0 0 calc(33.333% - 12px);
  }
}

@media (max-width: 575.98px) {
  .trending-grid {
    grid-template-columns: 1fr;
  }

  .trending-right .col-item:last-child {
    grid-column: span 1;
  }

  .grid-card .grid-cover {
    aspect-ratio: 3/3.2;
  }

  .playlist-title {
    font-size: 20px;
  }

  .section-header h2 {
    font-size: 23px;
  }

  .footer-links-col {
    flex: 0 0 100%;
    max-width: 100%;
  }

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

@media (min-width: 992px) {
  .mobile-nav {
    display: none !important;
  }

  .scroll-arrow {
    display: flex;
  }
}

@media (pointer: coarse) {
  .scroll-arrow {
    display: none;
  }
}

/* roulang page: article */
:root {
            --color-primary: #176E6B;
            --color-primary-dark: #115958;
            --color-accent: #FF7A59;
            --color-accent-hover: #FF5E38;
            --color-accent-active: #E34D2A;
            --color-aqua: #2EC4B6;
            --color-gold: #F6C177;
            --bg-dark: #0D1416;
            --bg-panel: #162124;
            --bg-card: #1C2A2E;
            --bg-card-hover: #25363B;
            --bg-light: #F7F2E9;
            --text-dark-high: #EAF2EF;
            --text-dark-muted: #93A5A0;
            --text-light-high: #1E2A2E;
            --text-light-muted: #4F5D61;
            --border-dark: rgba(255, 255, 255, 0.08);
            --border-light: rgba(20, 30, 33, 0.12);
            --radius-card: 14px;
            --radius-thumb: 10px;
            --radius-btn: 999px;
            --shadow-card: 0 12px 32px rgba(0, 0, 0, 0.35);
            --shadow-card-hover: 0 18px 44px rgba(0, 0, 0, 0.45);
            --transition-base: all 0.25s ease;
        }
        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }
        body {
            margin: 0;
            font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Source Han Sans SC", "Noto Sans CJK SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
            background: var(--bg-dark);
            color: var(--text-dark-high);
            line-height: 1.6;
        }
        a {
            color: var(--color-primary);
            text-decoration: none;
            transition: var(--transition-base);
        }
        a:hover {
            color: var(--color-aqua);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button,
        input {
            font-family: inherit;
        }
        .container {
            width: 100%;
            max-width: 1280px;
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }
        .section-head {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-bottom: 32px;
            gap: 16px;
            flex-wrap: wrap;
        }
        .section-title {
            font-size: 28px;
            font-weight: 700;
            color: var(--text-dark-high);
            margin: 0;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .section-title i {
            color: var(--color-accent);
            font-size: 22px;
        }
        .section-more {
            font-size: 14px;
            color: var(--text-dark-muted);
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: var(--transition-base);
        }
        .section-more:hover {
            color: var(--color-aqua);
        }
        .badge-tag {
            display: inline-block;
            background: rgba(46, 196, 182, 0.14);
            color: var(--color-aqua);
            border-radius: 6px;
            font-size: 12px;
            font-weight: 500;
            padding: 4px 10px;
            line-height: 1.4;
        }
        .btn-cta {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--color-accent);
            color: #fff;
            border: none;
            border-radius: 999px;
            padding: 12px 30px;
            font-size: 15px;
            font-weight: 600;
            line-height: 1.4;
            cursor: pointer;
            transition: var(--transition-base);
            box-shadow: 0 6px 20px rgba(255, 122, 89, 0.3);
        }
        .btn-cta:hover {
            background: var(--color-accent-hover);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 8px 26px rgba(255, 94, 56, 0.38);
        }
        .btn-cta:active {
            transform: translateY(0);
            background: var(--color-accent-active);
        }
        .btn-outline {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: transparent;
            color: var(--color-aqua);
            border: 1.5px solid rgba(46, 196, 182, 0.7);
            border-radius: 999px;
            padding: 11px 28px;
            font-size: 15px;
            font-weight: 500;
            cursor: pointer;
            transition: var(--transition-base);
        }
        .btn-outline:hover {
            background: rgba(46, 196, 182, 0.12);
            color: var(--color-aqua);
        }
        .btn-outline:focus-visible,
        .btn-cta:focus-visible {
            outline: 2px solid var(--color-aqua);
            outline-offset: 3px;
        }

        /* ===== Header 吸顶导航 ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1050;
            background: rgba(13, 20, 22, 0.92);
            backdrop-filter: blur(14px);
            border-bottom: 1px solid var(--border-dark);
            transition: var(--transition-base);
        }
        .site-header.scrolled {
            background: rgba(13, 20, 22, 0.96);
            box-shadow: 0 4px 24px rgba(0, 0, 0, 0.5);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 56px;
            gap: 16px;
        }
        .brand {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }
        .brand-icon {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--color-primary), var(--color-aqua));
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 16px;
            box-shadow: 0 4px 12px rgba(23, 110, 107, 0.35);
        }
        .brand-name {
            font-size: 18px;
            font-weight: 700;
            color: var(--text-dark-high);
            letter-spacing: 0.02em;
            white-space: nowrap;
        }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 4px;
            flex-shrink: 0;
        }
        .main-nav .nav-link {
            position: relative;
            display: inline-block;
            padding: 10px 14px;
            font-size: 14px;
            font-weight: 500;
            color: var(--text-dark-muted);
            border-radius: 8px;
            transition: var(--transition-base);
        }
        .main-nav .nav-link::after {
            content: "";
            position: absolute;
            left: 14px;
            right: 14px;
            bottom: 2px;
            height: 3px;
            border-radius: 3px;
            background: var(--color-aqua);
            transform: scaleX(0);
            transition: var(--transition-base);
        }
        .main-nav .nav-link:hover {
            color: var(--text-dark-high);
        }
        .main-nav .nav-link.active {
            color: var(--text-dark-high);
        }
        .main-nav .nav-link.active::after {
            transform: scaleX(1);
        }
        .header-tools {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-shrink: 0;
        }
        .hot-words {
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .hot-icon {
            color: var(--color-accent);
            font-size: 13px;
        }
        .hot-tag {
            display: inline-block;
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid var(--border-dark);
            color: var(--text-dark-muted);
            border-radius: 999px;
            font-size: 12px;
            padding: 3px 12px;
            transition: var(--transition-base);
        }
        .hot-tag:hover {
            background: var(--color-primary);
            border-color: var(--color-primary);
            color: #fff;
        }
        .search-box {
            display: flex;
            align-items: center;
            gap: 8px;
            background: rgba(255, 255, 255, 0.08);
            border-radius: 8px;
            padding: 7px 12px;
            width: 160px;
            border: 1px solid transparent;
            transition: var(--transition-base);
        }
        .search-box:focus-within {
            width: 220px;
            border-color: var(--color-primary);
            background: rgba(255, 255, 255, 0.1);
        }
        .search-box i {
            color: var(--text-dark-muted);
            font-size: 13px;
        }
        .search-box input {
            background: transparent;
            border: none;
            outline: none;
            color: var(--text-dark-high);
            font-size: 13px;
            width: 100%;
        }
        .search-box input::placeholder {
            color: var(--text-dark-muted);
        }
        .btn-register {
            background: var(--color-accent);
            color: #fff;
            border: none;
            border-radius: 999px;
            font-size: 14px;
            font-weight: 600;
            padding: 8px 22px;
            display: inline-flex;
            align-items: center;
            gap: 6px;
            cursor: pointer;
            transition: var(--transition-base);
            box-shadow: 0 4px 14px rgba(255, 122, 89, 0.3);
            white-space: nowrap;
        }
        .btn-register:hover {
            background: var(--color-accent-hover);
            color: #fff;
            transform: translateY(-2px);
        }
        .btn-register:active {
            transform: translateY(0);
            background: var(--color-accent-active);
        }
        .nav-toggle {
            display: none;
            background: transparent;
            border: 1px solid var(--border-dark);
            color: var(--text-dark-high);
            border-radius: 8px;
            width: 38px;
            height: 38px;
            align-items: center;
            justify-content: center;
            font-size: 16px;
            cursor: pointer;
            transition: var(--transition-base);
        }
        .nav-toggle:hover {
            border-color: var(--color-primary);
            color: var(--color-aqua);
        }
        .mobile-menu {
            display: none;
            background: rgba(13, 20, 22, 0.98);
            border-top: 1px solid var(--border-dark);
            padding: 10px 24px 18px;
            flex-direction: column;
            gap: 4px;
        }
        .mobile-menu.open {
            display: flex;
        }
        .mobile-menu a {
            color: var(--text-dark-high);
            font-size: 15px;
            padding: 10px 8px;
            border-radius: 6px;
        }
        .mobile-menu a:hover {
            background: rgba(255, 255, 255, 0.06);
            color: var(--color-aqua);
        }
        .mobile-menu .mobile-reg {
            display: inline-flex;
            justify-content: center;
            background: var(--color-accent);
            color: #fff;
            border-radius: 999px;
            font-weight: 600;
            margin-top: 8px;
        }
        .mobile-menu .mobile-reg:hover {
            background: var(--color-accent-hover);
            color: #fff;
        }

        /* ===== 文章 Hero ===== */
        .article-hero {
            position: relative;
            background-color: var(--bg-panel);
            background-image: linear-gradient(90deg, rgba(13, 20, 22, 0.96) 30%, rgba(13, 20, 22, 0.74) 100%), url('/assets/images/backpic/back-1.webp');
            background-size: cover;
            background-position: center;
            padding: 72px 0 56px;
        }
        .article-hero-inner {
            max-width: 820px;
            margin: 0 auto;
        }
        .article-breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-wrap: wrap;
            font-size: 14px;
            color: var(--text-dark-muted);
            margin-bottom: 28px;
        }
        .article-breadcrumb a {
            color: var(--text-dark-muted);
        }
        .article-breadcrumb a:hover {
            color: var(--color-aqua);
        }
        .article-breadcrumb i {
            font-size: 10px;
            color: var(--text-dark-muted);
        }
        .article-breadcrumb em {
            font-style: normal;
            color: var(--text-dark-high);
            max-width: 420px;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }
        .article-title {
            font-size: 36px;
            font-weight: 700;
            line-height: 1.3;
            color: var(--text-dark-high);
            margin: 0 0 20px;
            letter-spacing: 0.01em;
        }
        .article-meta {
            display: flex;
            align-items: center;
            gap: 22px;
            flex-wrap: wrap;
            font-size: 14px;
            color: var(--text-dark-muted);
        }
        .article-meta span {
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        .article-meta i {
            color: var(--color-primary);
            font-size: 13px;
        }

        /* ===== 文章正文区 ===== */
        .article-body-section {
            background: var(--bg-light);
            padding: 56px 0 64px;
        }
        .article-body-inner {
            max-width: 760px;
            margin: 0 auto;
        }
        .article-content {
            font-size: 15px;
            line-height: 1.8;
            color: var(--text-light-high);
        }
        .article-content p {
            margin: 0 0 18px;
        }
        .article-content h2 {
            font-size: 28px;
            font-weight: 700;
            color: var(--text-light-high);
            border-left: 4px solid var(--color-primary);
            padding-left: 16px;
            margin: 44px 0 20px;
            line-height: 1.4;
        }
        .article-content h3 {
            font-size: 22px;
            font-weight: 600;
            color: var(--text-light-high);
            margin: 34px 0 16px;
            line-height: 1.4;
        }
        .article-content h4 {
            font-size: 17px;
            font-weight: 600;
            color: var(--text-light-high);
            margin: 28px 0 12px;
        }
        .article-content img {
            border-radius: 12px;
            margin: 24px 0;
            box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
        }
        .article-content figure {
            margin: 24px 0;
        }
        .article-content figcaption {
            font-size: 13px;
            color: var(--text-light-muted);
            text-align: center;
            margin-top: 8px;
        }
        .article-content blockquote {
            border-left: 3px solid var(--color-primary);
            background: rgba(23, 110, 107, 0.06);
            padding: 16px 22px;
            border-radius: 8px;
            margin: 24px 0;
            color: var(--text-light-muted);
        }
        .article-content blockquote p {
            margin: 0;
        }
        .article-content ul,
        .article-content ol {
            margin: 0 0 18px;
            padding-left: 24px;
        }
        .article-content li {
            margin-bottom: 6px;
        }
        .article-content a {
            color: var(--color-primary);
            border-bottom: 1px solid rgba(23, 110, 107, 0.3);
        }
        .article-content a:hover {
            color: var(--color-accent);
            border-bottom-color: var(--color-accent);
        }
        .article-content code {
            background: var(--bg-card);
            color: var(--text-dark-high);
            padding: 2px 8px;
            border-radius: 6px;
            font-size: 14px;
        }
        .article-content pre {
            background: var(--bg-card);
            color: var(--text-dark-high);
            padding: 18px 22px;
            border-radius: 10px;
            overflow-x: auto;
            margin: 24px 0;
            font-size: 14px;
            line-height: 1.7;
        }
        .article-content pre code {
            background: transparent;
            padding: 0;
            color: inherit;
            font-size: inherit;
        }
        .article-content table {
            width: 100%;
            border-collapse: collapse;
            margin: 24px 0;
            border-radius: 8px;
            overflow: hidden;
        }
        .article-content table th,
        .article-content table td {
            border: 1px solid var(--border-light);
            padding: 12px 16px;
            text-align: left;
            font-size: 14px;
        }
        .article-content table th {
            background: rgba(23, 110, 107, 0.08);
            font-weight: 600;
        }
        .article-content hr {
            border: none;
            border-top: 1px solid var(--border-light);
            margin: 36px 0;
        }

        /* ===== 文末导航 ===== */
        .article-end-nav {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            margin-top: 48px;
            padding-top: 24px;
            border-top: 1px solid var(--border-light);
        }
        .article-nav-btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            font-weight: 500;
            color: var(--text-light-high);
            background: #fff;
            border: 1px solid var(--border-light);
            border-radius: 999px;
            padding: 10px 22px;
            transition: var(--transition-base);
        }
        .article-nav-btn:hover {
            border-color: var(--color-primary);
            color: var(--color-primary);
            transform: translateY(-2px);
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.06);
        }
        .article-nav-btn i {
            font-size: 13px;
        }

        /* ===== 内容未找到 ===== */
        .article-not-found {
            text-align: center;
            background: #fff;
            border: 2px dashed rgba(20, 30, 33, 0.15);
            border-radius: var(--radius-card);
            padding: 64px 40px;
        }
        .not-found-icon {
            width: 72px;
            height: 72px;
            border-radius: 50%;
            background: rgba(23, 110, 107, 0.1);
            color: var(--color-primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 28px;
            margin: 0 auto 20px;
        }
        .article-not-found h2 {
            font-size: 26px;
            font-weight: 700;
            color: var(--text-light-high);
            margin-bottom: 12px;
        }
        .article-not-found p {
            font-size: 15px;
            color: var(--text-light-muted);
            max-width: 380px;
            margin: 0 auto 28px;
        }

        /* ===== 相关推荐区 ===== */
        .related-section {
            background: var(--bg-dark);
            padding: 72px 0;
        }
        .related-grid {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }
        .related-card {
            display: flex;
            align-items: center;
            gap: 18px;
            background: var(--bg-card);
            border: 1px solid var(--border-dark);
            border-radius: var(--radius-card);
            padding: 14px;
            transition: var(--transition-base);
        }
        .related-card:hover {
            background: var(--bg-card-hover);
            border-color: rgba(23, 110, 107, 0.4);
            transform: translateY(-4px);
            box-shadow: var(--shadow-card-hover);
        }
        .related-thumb {
            width: 130px;
            height: 82px;
            border-radius: var(--radius-thumb);
            overflow: hidden;
            flex-shrink: 0;
            background: var(--bg-panel);
        }
        .related-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: var(--transition-base);
        }
        .related-card:hover .related-thumb img {
            transform: scale(1.05);
        }
        .related-info {
            flex: 1;
            min-width: 0;
        }
        .related-info h3 {
            font-size: 16px;
            font-weight: 600;
            color: var(--text-dark-high);
            margin: 0 0 6px;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }
        .related-info p {
            font-size: 13px;
            line-height: 1.5;
            color: var(--text-dark-muted);
            margin: 0 0 8px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .related-arrow {
            width: 38px;
            height: 38px;
            border-radius: 50%;
            border: 1px solid var(--border-dark);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--text-dark-muted);
            flex-shrink: 0;
            transition: var(--transition-base);
        }
        .related-card:hover .related-arrow {
            color: var(--color-accent);
            border-color: var(--color-accent);
            transform: translateX(3px);
        }

        /* ===== 页脚 ===== */
        .site-footer {
            background: var(--bg-dark);
            padding: 56px 0 0;
        }
        .footer-top {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 40px;
            padding-bottom: 40px;
        }
        .footer-brand .brand {
            margin-bottom: 16px;
        }
        .footer-desc {
            font-size: 14px;
            line-height: 1.7;
            color: var(--text-dark-muted);
            max-width: 320px;
            margin: 0;
        }
        .footer-links-col h4 {
            font-size: 16px;
            font-weight: 600;
            color: var(--text-dark-high);
            margin-bottom: 16px;
        }
        .footer-links-col a {
            display: block;
            font-size: 14px;
            color: var(--text-dark-muted);
            padding: 5px 0;
            transition: var(--transition-base);
        }
        .footer-links-col a:hover {
            color: var(--color-aqua);
        }
        .footer-bottom {
            border-top: 1px solid var(--border-dark);
            padding: 20px 0;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            flex-wrap: wrap;
        }
        .footer-bottom p {
            margin: 0;
            font-size: 13px;
            color: var(--text-dark-muted);
        }

        /* ===== 响应式 ===== */
        @media (max-width: 1199.98px) {
            .hot-words {
                display: none;
            }
            .related-thumb {
                width: 112px;
                height: 70px;
            }
        }
        @media (max-width: 991.98px) {
            .main-nav {
                display: none;
            }
            .header-tools .search-box {
                width: 140px;
            }
            .header-tools .search-box:focus-within {
                width: 180px;
            }
            .article-title {
                font-size: 30px;
            }
            .article-hero {
                padding: 56px 0 44px;
            }
            .footer-top {
                grid-template-columns: 1fr 1fr;
                gap: 32px;
            }
        }
        @media (max-width: 767.98px) {
            .header-tools {
                gap: 8px;
            }
            .header-tools .search-box {
                display: none;
            }
            .header-tools .btn-register {
                padding: 7px 16px;
                font-size: 13px;
            }
            .nav-toggle {
                display: inline-flex;
            }
            .article-title {
                font-size: 26px;
            }
            .article-meta {
                gap: 12px;
                font-size: 13px;
            }
            .article-body-section {
                padding: 40px 0 48px;
            }
            .article-content h2 {
                font-size: 24px;
            }
            .related-thumb {
                width: 96px;
                height: 60px;
            }
            .related-info h3 {
                font-size: 15px;
            }
            .related-info p {
                display: none;
            }
            .footer-top {
                grid-template-columns: 1fr;
                gap: 28px;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
            }
            .article-end-nav {
                flex-direction: column;
                align-items: stretch;
            }
            .article-nav-btn {
                justify-content: center;
            }
        }
        @media (max-width: 575.98px) {
            .container {
                padding-left: 16px;
                padding-right: 16px;
            }
            .hot-tag {
                display: none;
            }
            .article-hero {
                padding: 44px 0 36px;
            }
            .article-title {
                font-size: 23px;
                margin-bottom: 14px;
            }
            .article-meta {
                gap: 10px;
                font-size: 12px;
            }
            .article-content {
                font-size: 14px;
            }
            .related-card {
                padding: 12px;
                gap: 12px;
            }
            .related-thumb {
                width: 88px;
                height: 56px;
            }
            .related-info h3 {
                font-size: 14px;
            }
            .not-found-icon {
                width: 56px;
                height: 56px;
                font-size: 22px;
            }
            .article-not-found {
                padding: 44px 20px;
            }
        }

/* roulang page: category1 */
:root {
            --brand: #176E6B;
            --brand-hover: #115958;
            --cta: #FF7A59;
            --cta-hover: #FF5E38;
            --cta-active: #E34D2A;
            --accent: #2EC4B6;
            --gold: #F6C177;
            --bg-deep: #0D1416;
            --bg-panel: #162124;
            --bg-card: #1C2A2E;
            --bg-card-hover: #25363B;
            --bg-light: #F7F2E9;
            --bg-white: #FFFFFF;
            --text-light-main: #EAF2EF;
            --text-light-sub: #93A5A0;
            --text-dark-main: #1E2A2E;
            --text-dark-sub: #4F5D61;
            --border-light: rgba(255, 255, 255, 0.08);
            --border-light-hover: rgba(46, 196, 182, 0.4);
            --border-dark: rgba(20, 30, 33, 0.12);
            --radius-lg: 14px;
            --radius-md: 10px;
            --radius-sm: 6px;
            --radius-pill: 999px;
            --shadow-card: 0 12px 32px rgba(0, 0, 0, 0.35);
            --shadow-card-hover: 0 18px 44px rgba(0, 0, 0, 0.45);
            --shadow-light: 0 4px 16px rgba(0, 0, 0, 0.06);
            --transition: all 0.25s ease;
        }
        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            margin: 0;
            font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Source Han Sans SC", "Noto Sans CJK SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
            background: var(--bg-deep);
            color: var(--text-light-main);
            line-height: 1.8;
            -webkit-font-smoothing: antialiased;
        }
        a {
            color: var(--accent);
            text-decoration: none;
            transition: var(--transition);
        }
        a:hover {
            color: var(--cta);
        }
        img {
            max-width: 100%;
            display: block;
        }
        button,
        input {
            font-family: inherit;
        }
        .container {
            max-width: 1280px;
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }

        /* ===== Buttons ===== */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            font-weight: 600;
            border-radius: var(--radius-pill);
            padding: 10px 28px;
            font-size: 15px;
            border: 2px solid transparent;
            transition: var(--transition);
            cursor: pointer;
            line-height: 1.4;
        }
        .btn:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 3px;
        }
        .btn-primary {
            background: var(--cta);
            border-color: var(--cta);
            color: #fff;
        }
        .btn-primary:hover {
            background: var(--cta-hover);
            border-color: var(--cta-hover);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(255, 122, 89, 0.35);
        }
        .btn-primary:active {
            background: var(--cta-active);
            transform: translateY(0);
            box-shadow: none;
        }
        .btn-outline {
            background: transparent;
            border-color: var(--accent);
            color: var(--accent);
        }
        .btn-outline:hover {
            background: rgba(46, 196, 182, 0.1);
            border-color: var(--accent);
            color: var(--accent);
            transform: translateY(-2px);
        }
        .btn-outline:active {
            transform: translateY(0);
        }
        .btn-lg {
            padding: 14px 40px;
            font-size: 17px;
        }
        .btn-sm {
            padding: 6px 16px;
            font-size: 14px;
        }

        /* ===== Header ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: rgba(13, 20, 22, 0.92);
            backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--border-light);
            transition: var(--transition);
            box-shadow: 0 4px 24px rgba(0, 0, 0, 0.3);
        }
        .header-inner {
            display: flex;
            align-items: center;
            height: 64px;
            gap: 20px;
        }
        .brand {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }
        .brand-icon {
            width: 38px;
            height: 38px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--brand), var(--accent));
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 16px;
            box-shadow: 0 4px 12px rgba(23, 110, 107, 0.4);
        }
        .brand-name {
            font-size: 20px;
            font-weight: 700;
            color: var(--text-light-main);
            letter-spacing: 0.02em;
        }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 4px;
            flex: 1;
        }
        .nav-link {
            padding: 8px 18px;
            border-radius: var(--radius-pill);
            font-size: 14px;
            font-weight: 500;
            color: var(--text-light-sub);
            position: relative;
            transition: var(--transition);
        }
        .nav-link:hover {
            color: var(--text-light-main);
            background: rgba(255, 255, 255, 0.04);
        }
        .nav-link.active {
            color: var(--text-light-main);
            background: rgba(46, 196, 182, 0.1);
        }
        .nav-link.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 3px;
            border-radius: 2px;
            background: var(--accent);
        }
        .header-actions {
            display: flex;
            align-items: center;
            gap: 14px;
            flex-shrink: 0;
        }
        .hot-tags {
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .hot-icon {
            color: var(--cta);
            font-size: 14px;
        }
        .hot-tag {
            padding: 4px 12px;
            border-radius: var(--radius-pill);
            border: 1px solid var(--border-light);
            font-size: 12px;
            color: var(--text-light-sub);
            background: rgba(255, 255, 255, 0.03);
            transition: var(--transition);
        }
        .hot-tag:hover {
            color: var(--accent);
            border-color: var(--accent);
            background: rgba(46, 196, 182, 0.08);
        }
        .header-search {
            display: flex;
            align-items: center;
            background: rgba(255, 255, 255, 0.08);
            border-radius: var(--radius-md);
            padding: 6px 12px;
            border: 1px solid transparent;
            transition: var(--transition);
            width: 160px;
        }
        .header-search:focus-within {
            width: 220px;
            border-color: var(--accent);
            background: rgba(46, 196, 182, 0.08);
        }
        .header-search input {
            background: transparent;
            border: none;
            outline: none;
            color: var(--text-light-main);
            font-size: 14px;
            flex: 1;
            min-width: 0;
        }
        .header-search input::placeholder {
            color: var(--text-light-sub);
            opacity: 0.7;
        }
        .header-search button {
            background: transparent;
            border: none;
            color: var(--text-light-sub);
            padding: 0 4px;
            cursor: pointer;
        }
        .header-search button:hover {
            color: var(--accent);
        }
        .btn-register {
            padding: 8px 22px;
            font-size: 14px;
        }
        .menu-toggle {
            display: none;
            background: transparent;
            border: none;
            width: 44px;
            height: 44px;
            border-radius: var(--radius-sm);
            flex-direction: column;
            align-items: center;
            justify-content: center;
            gap: 5px;
            cursor: pointer;
        }
        .menu-toggle span {
            display: block;
            width: 20px;
            height: 2px;
            background: var(--text-light-main);
            border-radius: 2px;
            transition: var(--transition);
        }
        .menu-toggle:hover span {
            background: var(--accent);
        }
        .mobile-menu {
            display: none;
            flex-direction: column;
            padding: 12px 24px 20px;
            background: rgba(13, 20, 22, 0.98);
            border-top: 1px solid var(--border-light);
        }
        .mobile-menu.active {
            display: flex;
        }
        .mobile-nav-link {
            padding: 12px 0;
            font-size: 15px;
            font-weight: 500;
            color: var(--text-light-sub);
            border-bottom: 1px solid var(--border-light);
        }
        .mobile-nav-link.active {
            color: var(--accent);
        }
        .mobile-register-btn {
            margin-top: 16px;
        }

        /* ===== Category Hero ===== */
        .category-hero {
            background: linear-gradient(90deg, rgba(13, 20, 22, 0.95) 0%, rgba(13, 20, 22, 0.7) 50%, rgba(13, 20, 22, 0.25) 100%),
                url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
            padding: 90px 0 70px;
            position: relative;
        }
        .category-hero::after {
            content: '';
            position: absolute;
            left: 0;
            right: 0;
            bottom: 0;
            height: 90px;
            background: linear-gradient(180deg, transparent, var(--bg-deep));
            pointer-events: none;
        }
        .category-hero .container {
            position: relative;
            z-index: 2;
        }
        .category-hero h1 {
            font-size: clamp(36px, 5vw, 48px);
            font-weight: 800;
            margin: 0 0 16px;
            letter-spacing: 0.01em;
            color: var(--text-light-main);
        }
        .category-hero .hero-desc {
            font-size: 16px;
            color: var(--text-light-sub);
            max-width: 540px;
            line-height: 1.7;
            margin-bottom: 28px;
        }
        .hero-btns {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
        }

        /* ===== Category Tags ===== */
        .category-tags {
            padding: 28px 0 8px;
        }
        .tag-list {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }
        .cat-tag {
            padding: 6px 18px;
            border-radius: var(--radius-pill);
            font-size: 13px;
            font-weight: 500;
            border: 1px solid var(--border-light);
            color: var(--text-light-sub);
            background: transparent;
            transition: var(--transition);
            cursor: pointer;
        }
        .cat-tag:hover {
            border-color: var(--accent);
            color: var(--accent);
        }
        .cat-tag.active {
            background: var(--accent);
            border-color: var(--accent);
            color: #0D1416;
            font-weight: 600;
        }

        /* ===== Section base ===== */
        .section {
            padding: clamp(50px, 7vw, 80px) 0;
        }
        .section-title-wrap {
            margin-bottom: 36px;
        }
        .section-title {
            font-size: clamp(26px, 3.5vw, 34px);
            font-weight: 700;
            color: var(--text-light-main);
            margin: 0;
            position: relative;
            padding-left: 16px;
            letter-spacing: 0.01em;
            line-height: 1.2;
        }
        .section-title::before {
            content: '';
            position: absolute;
            left: 0;
            top: 8px;
            bottom: 8px;
            width: 4px;
            border-radius: 2px;
            background: var(--accent);
        }
        .section-subtitle {
            font-size: 14px;
            color: var(--text-light-sub);
            margin-top: 8px;
        }

        /* ===== Feature Cards ===== */
        .feature-card {
            background: var(--bg-card);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-lg);
            padding: 30px 24px;
            height: 100%;
            transition: var(--transition);
            box-shadow: var(--shadow-card);
        }
        .feature-card:hover {
            background: var(--bg-card-hover);
            border-color: var(--border-light-hover);
            transform: translateY(-6px);
            box-shadow: var(--shadow-card-hover);
        }
        .feature-icon {
            width: 56px;
            height: 56px;
            border-radius: var(--radius-md);
            background: rgba(46, 196, 182, 0.12);
            color: var(--accent);
            font-size: 22px;
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 18px;
        }
        .feature-card h3 {
            font-size: 18px;
            font-weight: 600;
            color: var(--text-light-main);
            margin-bottom: 10px;
            line-height: 1.3;
        }
        .feature-card p {
            font-size: 14px;
            color: var(--text-light-sub);
            margin: 0;
            line-height: 1.65;
        }

        /* ===== Movie Grid ===== */
        .movie-card {
            background: var(--bg-card);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-lg);
            overflow: hidden;
            transition: var(--transition);
            box-shadow: var(--shadow-card);
            height: 100%;
            display: flex;
            flex-direction: column;
        }
        .movie-card:hover {
            transform: translateY(-6px);
            border-color: var(--border-light-hover);
            box-shadow: var(--shadow-card-hover);
        }
        .movie-cover {
            position: relative;
            aspect-ratio: 3 / 4;
            overflow: hidden;
            background: var(--bg-panel);
        }
        .movie-cover img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }
        .movie-card:hover .movie-cover img {
            transform: scale(1.05);
        }
        .badge-hot,
        .badge-new {
            position: absolute;
            top: 12px;
            left: 12px;
            padding: 4px 12px;
            border-radius: var(--radius-sm);
            font-size: 12px;
            font-weight: 700;
            z-index: 2;
        }
        .badge-hot {
            background: var(--cta);
            color: #fff;
        }
        .badge-new {
            background: var(--accent);
            color: #0D1416;
            left: auto;
            right: 12px;
        }
        .cover-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, transparent 50%, rgba(13, 20, 22, 0.85));
            opacity: 0;
            transition: var(--transition);
            display: flex;
            align-items: flex-end;
            justify-content: center;
            padding-bottom: 24px;
        }
        .movie-card:hover .cover-overlay {
            opacity: 1;
        }
        .btn-play {
            width: 48px;
            height: 48px;
            border-radius: 50%;
            background: rgba(255, 122, 89, 0.9);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            transform: translateY(12px);
            transition: var(--transition);
        }
        .movie-card:hover .btn-play {
            transform: translateY(0);
        }
        .btn-play:hover {
            background: var(--cta-hover);
        }
        .movie-info {
            padding: 16px;
            flex: 1;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .movie-title {
            font-size: 17px;
            font-weight: 600;
            color: var(--text-light-main);
            margin: 0;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
            line-height: 1.3;
        }
        .movie-meta {
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .movie-tag {
            padding: 3px 10px;
            background: rgba(46, 196, 182, 0.12);
            color: var(--accent);
            border-radius: var(--radius-sm);
            font-size: 12px;
            font-weight: 500;
        }
        .movie-rating {
            font-size: 13px;
            color: var(--gold);
            display: flex;
            align-items: center;
            gap: 4px;
        }
        .movie-rating i {
            font-size: 12px;
        }
        .movie-desc {
            font-size: 13px;
            color: var(--text-light-sub);
            margin: 0;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            line-height: 1.5;
        }

        /* ===== Process ===== */
        .process-section {
            background: var(--bg-panel);
        }
        .step-item {
            text-align: center;
            padding: 28px;
            position: relative;
            height: 100%;
        }
        .step-num {
            display: block;
            font-size: 34px;
            font-weight: 800;
            color: rgba(46, 196, 182, 0.35);
            line-height: 1;
            margin-bottom: 14px;
            transition: var(--transition);
        }
        .step-item:hover .step-num {
            color: var(--cta);
        }
        .step-item h3 {
            font-size: 18px;
            font-weight: 600;
            color: var(--text-light-main);
            margin-bottom: 8px;
        }
        .step-item p {
            font-size: 14px;
            color: var(--text-light-sub);
            margin: 0;
            line-height: 1.65;
        }
        .step-arrow {
            position: absolute;
            top: 50%;
            right: -12px;
            transform: translateY(-50%);
            color: rgba(46, 196, 182, 0.4);
            font-size: 16px;
            z-index: 2;
        }
        @media (max-width: 767px) {
            .step-arrow {
                display: none;
            }
        }

        /* ===== Scenes ===== */
        .scene-card {
            background: var(--bg-card);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-lg);
            padding: 32px 28px;
            height: 100%;
            transition: var(--transition);
            box-shadow: var(--shadow-card);
            display: flex;
            flex-direction: column;
            align-items: flex-start;
        }
        .scene-card:hover {
            background: var(--bg-card-hover);
            border-color: var(--border-light-hover);
            transform: translateY(-4px);
        }
        .scene-icon {
            width: 48px;
            height: 48px;
            border-radius: var(--radius-md);
            background: rgba(246, 193, 119, 0.12);
            color: var(--gold);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            margin-bottom: 16px;
        }
        .scene-card h3 {
            font-size: 18px;
            font-weight: 600;
            color: var(--text-light-main);
            margin-bottom: 8px;
        }
        .scene-card p {
            font-size: 14px;
            color: var(--text-light-sub);
            margin: 0;
            line-height: 1.65;
        }

        /* ===== FAQ ===== */
        .faq-section {
            background: var(--bg-panel);
        }
        .faq-item {
            background: var(--bg-card);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-lg);
            margin-bottom: 12px;
            overflow: hidden;
            transition: var(--transition);
        }
        .faq-item:hover {
            border-color: var(--border-light-hover);
        }
        .faq-question {
            width: 100%;
            background: transparent;
            border: none;
            padding: 18px 22px;
            font-size: 16px;
            font-weight: 600;
            color: var(--text-light-main);
            text-align: left;
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 12px;
            cursor: pointer;
            transition: var(--transition);
        }
        .faq-question:hover {
            color: var(--accent);
        }
        .faq-icon {
            width: 28px;
            height: 28px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            background: rgba(46, 196, 182, 0.1);
            color: var(--accent);
            font-size: 12px;
            transition: transform 0.3s ease;
            flex-shrink: 0;
        }
        .faq-item.open .faq-icon {
            transform: rotate(180deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease;
            padding: 0 22px;
        }
        .faq-item.open .faq-answer {
            max-height: 300px;
            padding-bottom: 18px;
        }
        .faq-answer p {
            font-size: 14px;
            color: var(--text-light-sub);
            margin: 0;
            line-height: 1.7;
        }

        /* ===== CTA ===== */
        .cta-section {
            position: relative;
            padding: 80px 0;
            text-align: center;
            background: linear-gradient(180deg, rgba(13, 20, 22, 0.85), rgba(13, 20, 22, 0.9)),
                url('/assets/images/coverpic/cover-1.png') center/cover no-repeat;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: rgba(13, 20, 22, 0.6);
            z-index: 0;
        }
        .cta-section .container {
            position: relative;
            z-index: 2;
        }
        .cta-title {
            font-size: clamp(28px, 4vw, 40px);
            font-weight: 800;
            color: var(--text-light-main);
            margin-bottom: 12px;
            line-height: 1.3;
        }
        .cta-desc {
            font-size: 16px;
            color: var(--text-light-sub);
            max-width: 560px;
            margin: 0 auto 28px;
        }
        .cta-benefits {
            display: flex;
            justify-content: center;
            align-items: center;
            gap: 12px;
            flex-wrap: wrap;
            font-size: 15px;
            color: var(--text-light-sub);
            margin-bottom: 24px;
        }
        .cta-benefits .sep {
            color: var(--accent);
        }
        .cta-note {
            font-size: 13px;
            color: var(--text-light-sub);
            opacity: 0.8;
            margin-top: 16px;
        }
        .cta-back-home {
            margin-top: 24px;
        }

        /* ===== Footer ===== */
        .site-footer {
            background: var(--bg-deep);
            border-top: 2px solid var(--brand);
            padding: 60px 0 24px;
        }
        .footer-top {
            display: flex;
            flex-wrap: wrap;
            gap: 40px;
            margin-bottom: 40px;
        }
        .footer-brand {
            flex: 1;
            min-width: 260px;
        }
        .footer-brand .brand {
            margin-bottom: 12px;
        }
        .footer-desc {
            font-size: 14px;
            color: var(--text-light-sub);
            max-width: 340px;
            margin: 0;
            line-height: 1.7;
        }
        .footer-links-col {
            min-width: 140px;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }
        .footer-links-col h4 {
            font-size: 15px;
            font-weight: 700;
            color: var(--text-light-main);
            margin: 0 0 6px;
        }
        .footer-links-col a {
            font-size: 13px;
            color: var(--text-light-sub);
        }
        .footer-links-col a:hover {
            color: var(--accent);
        }
        .footer-bottom {
            border-top: 1px solid var(--border-light);
            padding-top: 20px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 8px;
        }
        .footer-bottom p {
            margin: 0;
            font-size: 13px;
            color: var(--text-light-sub);
        }

        /* ===== Responsive ===== */
        @media (max-width: 991px) {
            .main-nav {
                display: none;
            }
            .hot-tags {
                display: none;
            }
            .header-search {
                width: 120px;
            }
            .header-search:focus-within {
                width: 160px;
            }
            .menu-toggle {
                display: flex;
            }
            .mobile-menu {
                display: none;
            }
            .mobile-menu.active {
                display: flex;
            }
            .btn-register {
                display: none;
            }
            .category-hero {
                padding: 60px 0 50px;
            }
        }
        @media (max-width: 575px) {
            .header-inner {
                height: 56px;
                gap: 10px;
            }
            .header-search {
                width: 40px;
                padding: 6px 10px;
            }
            .header-search input {
                display: none;
            }
            .header-search:focus-within {
                width: 40px;
            }
            .category-hero h1 {
                font-size: 32px;
            }
            .hero-btns .btn {
                width: 100%;
            }
            .footer-top {
                flex-direction: column;
                gap: 24px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
        }
        @media (min-width: 576px) and (max-width: 767px) {
            .hero-btns .btn {
                flex: 1;
            }
        }

/* roulang page: category2 */
:root {
  --primary: #176E6B;
  --primary-dark: #115958;
  --primary-light: #2EC4B6;
  --accent: #FF7A59;
  --accent-hover: #FF5E38;
  --accent-active: #E34D2A;
  --gold: #F6C177;
  --bg-dark: #0D1416;
  --bg-section: #162124;
  --bg-card: #1C2A2E;
  --bg-card-hover: #25363B;
  --bg-light: #F7F2E9;
  --text-light: #EAF2EF;
  --text-muted: #93A5A0;
  --text-dark: #1E2A2E;
  --text-dark-muted: #4F5D61;
  --border-dark: rgba(255, 255, 255, 0.08);
  --border-light: rgba(20, 30, 33, 0.12);
  --radius-lg: 14px;
  --radius-md: 10px;
  --radius-sm: 6px;
  --radius-pill: 999px;
  --shadow-card: 0 12px 32px rgba(0, 0, 0, 0.35);
  --shadow-hover: 0 18px 44px rgba(0, 0, 0, 0.45);
  --shadow-light: 0 4px 16px rgba(0, 0, 0, 0.06);
  --font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Source Han Sans SC", "Noto Sans CJK SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-family);
  font-size: 16px;
  line-height: 1.6;
  color: var(--text-light);
  background-color: var(--bg-dark);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

a {
  text-decoration: none;
  color: inherit;
  transition: all 0.25s ease;
}

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

button {
  border: none;
  background: none;
  cursor: pointer;
  font-family: inherit;
}

input {
  font-family: inherit;
  outline: none;
}

.container {
  max-width: 1280px;
  padding-left: 24px;
  padding-right: 24px;
  margin-left: auto;
  margin-right: auto;
}

section {
  padding-top: clamp(64px, 9vw, 110px);
  padding-bottom: clamp(64px, 9vw, 110px);
}

.section-head {
  margin-bottom: 32px;
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
}

.section-head h2 {
  font-size: 28px;
  font-weight: 700;
  line-height: 1.3;
  color: var(--text-light);
  position: relative;
  padding-left: 16px;
}

.section-head h2::before {
  content: "";
  position: absolute;
  left: 0;
  top: 6px;
  bottom: 6px;
  width: 4px;
  border-radius: 2px;
  background: var(--primary-light);
}

.section-head .section-sub {
  font-size: 14px;
  color: var(--text-muted);
  margin-top: 8px;
  padding-left: 16px;
}

.section-link {
  font-size: 14px;
  color: var(--primary-light);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: color 0.25s ease;
}

.section-link:hover {
  color: var(--accent);
}

/* ===== Header 导航 ===== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(13, 20, 22, 0.88);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border-dark);
  transition: background 0.3s ease, box-shadow 0.3s ease;
}

.site-header.scrolled {
  background: rgba(13, 20, 22, 0.96);
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.5);
}

.main-nav {
  display: flex;
  align-items: center;
  height: 56px;
  gap: 24px;
  flex-wrap: nowrap;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}

.brand-icon {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 15px;
  flex-shrink: 0;
}

.brand-name {
  font-size: 18px;
  font-weight: 700;
  color: var(--text-light);
  letter-spacing: 0.02em;
  white-space: nowrap;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 4px;
  margin-left: 16px;
}

.nav-link {
  display: inline-block;
  padding: 8px 14px;
  font-size: 14px;
  font-weight: 500;
  color: var(--text-muted);
  border-radius: 8px;
  position: relative;
  transition: color 0.25s ease, background 0.25s ease;
  white-space: nowrap;
}

.nav-link:hover {
  color: var(--text-light);
  background: rgba(255, 255, 255, 0.04);
}

.nav-link.active {
  color: var(--text-light);
  font-weight: 600;
}

.nav-link.active::after {
  content: "";
  position: absolute;
  left: 14px;
  right: 14px;
  bottom: 2px;
  height: 3px;
  border-radius: 3px;
  background: var(--primary-light);
}

.nav-right {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-left: auto;
  flex-shrink: 0;
}

.search-box {
  display: flex;
  align-items: center;
  gap: 8px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid transparent;
  border-radius: 8px;
  padding: 6px 12px;
  width: 160px;
  transition: all 0.3s ease;
}

.search-box:focus-within {
  width: 220px;
  border-color: var(--primary-light);
  background: rgba(255, 255, 255, 0.12);
}

.search-box i {
  color: var(--text-muted);
  font-size: 13px;
}

.search-box input {
  background: transparent;
  border: none;
  color: var(--text-light);
  font-size: 13px;
  width: 100%;
}

.search-box input::placeholder {
  color: var(--text-muted);
  opacity: 0.7;
}

.btn-register {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--accent);
  color: #fff;
  font-size: 14px;
  font-weight: 600;
  padding: 8px 20px;
  border-radius: var(--radius-pill);
  transition: all 0.25s ease;
  white-space: nowrap;
  border: 1px solid transparent;
}

.btn-register:hover {
  background: var(--accent-hover);
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(255, 122, 89, 0.35);
  color: #fff;
}

.btn-register:active {
  background: var(--accent-active);
  transform: translateY(0);
}

.btn:focus-visible,
.btn-register:focus-visible,
.nav-toggle:focus-visible,
.nav-link:focus-visible,
.list-arrow:focus-visible,
.tag:focus-visible,
a:focus-visible {
  outline: 2px solid var(--primary-light);
  outline-offset: 3px;
}

.nav-toggle {
  display: none;
  width: 38px;
  height: 38px;
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.06);
  color: var(--text-light);
  font-size: 16px;
  align-items: center;
  justify-content: center;
  transition: background 0.25s ease;
}

.nav-toggle:hover {
  background: rgba(255, 255, 255, 0.12);
}

/* ===== 分类 Hero ===== */
.category-hero {
  position: relative;
  min-height: 62vh;
  display: flex;
  align-items: center;
  padding: 80px 0 64px;
  background: linear-gradient(90deg, rgba(13, 20, 22, 0.94) 0%, rgba(13, 20, 22, 0.75) 45%, rgba(13, 20, 22, 0.38) 100%), url('/assets/images/backpic/back-2.webp') center center / cover no-repeat;
  border-bottom: 1px solid var(--border-dark);
}

.category-hero::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -1px;
  height: 120px;
  background: linear-gradient(to bottom, rgba(13, 20, 22, 0), var(--bg-dark));
  pointer-events: none;
}

.hero-inner {
  position: relative;
  z-index: 2;
  max-width: 680px;
}

.category-hero h1 {
  font-size: clamp(32px, 5vw, 44px);
  font-weight: 700;
  line-height: 1.2;
  color: var(--text-light);
  letter-spacing: 0.01em;
  margin-bottom: 16px;
}

.hero-desc {
  font-size: 16px;
  color: var(--text-muted);
  line-height: 1.8;
  margin-bottom: 28px;
  max-width: 560px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 15px;
  font-weight: 600;
  padding: 11px 28px;
  border-radius: var(--radius-pill);
  transition: all 0.25s ease;
  border: 1px solid transparent;
  line-height: 1.4;
}

.btn-accent {
  background: var(--accent);
  color: #fff;
}

.btn-accent:hover {
  background: var(--accent-hover);
  color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 10px 24px rgba(255, 122, 89, 0.35);
}

.btn-accent:active {
  background: var(--accent-active);
  transform: translateY(0);
  box-shadow: none;
}

.btn-outline {
  background: transparent;
  color: var(--text-light);
  border-color: rgba(255, 255, 255, 0.25);
}

.btn-outline:hover {
  background: rgba(46, 196, 182, 0.12);
  border-color: var(--primary-light);
  color: var(--text-light);
}

.btn-outline:active {
  background: rgba(46, 196, 182, 0.2);
}

/* ===== 子分类标签 ===== */
.sub-tags-row {
  padding: 28px 0 0;
}

.sub-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.tag {
  display: inline-block;
  padding: 8px 18px;
  font-size: 14px;
  font-weight: 500;
  color: var(--text-muted);
  background: transparent;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: var(--radius-pill);
  cursor: pointer;
  transition: all 0.25s ease;
}

.tag:hover {
  color: var(--text-light);
  border-color: var(--primary-light);
  background: rgba(46, 196, 182, 0.06);
}

.tag.active {
  background: var(--primary);
  border-color: var(--primary);
  color: #fff;
  font-weight: 600;
}

/* ===== 内容网格 ===== */
.poster-grid {
  padding-top: 32px;
}

.poster-card {
  background: var(--bg-card);
  border: 1px solid var(--border-dark);
  border-radius: var(--radius-lg);
  overflow: hidden;
  height: 100%;
  display: flex;
  flex-direction: column;
  transition: all 0.3s ease;
  box-shadow: var(--shadow-card);
}

.poster-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-hover);
  border-color: rgba(46, 196, 182, 0.4);
}

.poster-cover {
  position: relative;
  aspect-ratio: 3 / 4;
  overflow: hidden;
  background: var(--bg-card-hover);
}

.poster-cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.poster-card:hover .poster-cover img {
  transform: scale(1.05);
}

.poster-badge {
  position: absolute;
  top: 12px;
  left: 12px;
  padding: 4px 10px;
  font-size: 12px;
  font-weight: 600;
  border-radius: 6px;
  color: #fff;
  z-index: 2;
  letter-spacing: 0.02em;
}

.poster-badge.hot {
  background: var(--accent);
}

.poster-badge.new {
  background: var(--primary-light);
  color: #0D1416;
}

.poster-info {
  padding: 16px;
  display: flex;
  flex-direction: column;
  flex: 1;
  gap: 8px;
}

.poster-title {
  font-size: 17px;
  font-weight: 600;
  color: var(--text-light);
  line-height: 1.4;
  display: -webkit-box;
  -webkit-line-clamp: 1;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.poster-meta {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.poster-tag {
  font-size: 12px;
  color: var(--primary-light);
  background: rgba(46, 196, 182, 0.1);
  border: 1px solid rgba(46, 196, 182, 0.2);
  padding: 2px 8px;
  border-radius: 6px;
}

.poster-rate {
  font-size: 13px;
  color: var(--gold);
  display: inline-flex;
  align-items: center;
  gap: 3px;
}

.poster-rate i {
  font-size: 12px;
}

.poster-desc {
  font-size: 13px;
  color: var(--text-muted);
  line-height: 1.5;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  margin-top: 2px;
}

.poster-fav {
  position: absolute;
  top: 12px;
  right: 12px;
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background: rgba(13, 20, 22, 0.5);
  color: var(--text-light);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  transition: all 0.25s ease;
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.poster-fav:hover {
  background: var(--accent);
  border-color: var(--accent);
}

/* ===== 片单分区 ===== */
.playlist-section {
  background: var(--bg-section);
  border-top: 1px solid var(--border-dark);
  border-bottom: 1px solid var(--border-dark);
}

.playlist-block + .playlist-block {
  margin-top: 56px;
  padding-top: 56px;
  border-top: 1px solid var(--border-dark);
}

.playlist-block-head {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 24px;
}

.playlist-num {
  font-size: 32px;
  font-weight: 800;
  color: var(--primary-light);
  line-height: 1;
  letter-spacing: 0.01em;
  font-family: inherit;
}

.playlist-title {
  font-size: 22px;
  font-weight: 700;
  color: var(--text-light);
  line-height: 1.3;
}

.list-card {
  display: flex;
  align-items: center;
  gap: 16px;
  background: var(--bg-card);
  border: 1px solid var(--border-dark);
  border-radius: var(--radius-lg);
  padding: 12px;
  transition: all 0.25s ease;
  height: 100%;
}

.list-card:hover {
  background: var(--bg-card-hover);
  border-color: rgba(46, 196, 182, 0.35);
  transform: translateY(-3px);
  box-shadow: var(--shadow-hover);
}

.list-thumb {
  flex-shrink: 0;
  width: 120px;
  aspect-ratio: 16 / 10;
  border-radius: var(--radius-md);
  overflow: hidden;
  position: relative;
  background: var(--bg-section);
}

.list-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}

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

.list-thumb-badge {
  position: absolute;
  bottom: 6px;
  left: 6px;
  font-size: 11px;
  font-weight: 600;
  color: #fff;
  background: var(--accent);
  padding: 2px 8px;
  border-radius: 6px;
}

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

.list-info h4 {
  font-size: 16px;
  font-weight: 600;
  color: var(--text-light);
  margin-bottom: 4px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.list-info p {
  font-size: 13px;
  color: var(--text-muted);
  line-height: 1.5;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  margin-bottom: 6px;
}

.list-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.tag-sm {
  font-size: 12px;
  color: var(--text-muted);
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-dark);
  padding: 2px 8px;
  border-radius: 6px;
  white-space: nowrap;
}

.list-arrow {
  flex-shrink: 0;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 1px solid var(--border-dark);
  color: var(--text-muted);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  transition: all 0.25s ease;
}

.list-arrow:hover {
  border-color: var(--primary-light);
  color: var(--primary-light);
  background: rgba(46, 196, 182, 0.08);
}

/* ===== 追剧优势 ===== */
.features-section {
  background: var(--bg-dark);
}

.feature-card {
  background: var(--bg-card);
  border: 1px solid var(--border-dark);
  border-radius: var(--radius-lg);
  padding: 28px 24px;
  height: 100%;
  text-align: center;
  transition: all 0.3s ease;
}

.feature-card:hover {
  border-color: rgba(46, 196, 182, 0.4);
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
}

.feature-icon {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: rgba(23, 110, 107, 0.2);
  color: var(--primary-light);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  margin: 0 auto 18px;
  border: 1px solid rgba(46, 196, 182, 0.25);
  transition: all 0.3s ease;
}

.feature-card:hover .feature-icon {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
}

.feature-card h3 {
  font-size: 18px;
  font-weight: 600;
  color: var(--text-light);
  margin-bottom: 10px;
}

.feature-card p {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.7;
  margin-bottom: 0;
}

/* ===== 流程 ===== */
.process-section {
  background: var(--bg-section);
  border-top: 1px solid var(--border-dark);
  border-bottom: 1px solid var(--border-dark);
}

.step-card {
  position: relative;
  background: var(--bg-card);
  border: 1px solid var(--border-dark);
  border-radius: var(--radius-lg);
  padding: 28px 24px;
  height: 100%;
  transition: all 0.3s ease;
}

.step-card:hover {
  background: var(--bg-card-hover);
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
  border-color: rgba(46, 196, 182, 0.35);
}

.step-num {
  font-size: 36px;
  font-weight: 800;
  color: rgba(46, 196, 182, 0.35);
  line-height: 1;
  margin-bottom: 16px;
  transition: color 0.3s ease;
}

.step-card:hover .step-num {
  color: var(--primary-light);
}

.step-card h3 {
  font-size: 17px;
  font-weight: 600;
  color: var(--text-light);
  margin-bottom: 8px;
}

.step-card p {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.7;
  margin-bottom: 0;
}

/* ===== FAQ ===== */
.faq-section {
  background: var(--bg-dark);
}

.faq-list {
  max-width: 860px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.faq-item {
  background: var(--bg-card);
  border: 1px solid var(--border-dark);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: border-color 0.25s ease;
}

.faq-item:hover {
  border-color: rgba(46, 196, 182, 0.3);
}

.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 20px 24px;
  cursor: pointer;
  color: var(--text-light);
  font-size: 16px;
  font-weight: 500;
  text-align: left;
  background: transparent;
  transition: color 0.25s ease;
}

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

.faq-icon {
  flex-shrink: 0;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  border: 1px solid var(--border-dark);
  color: var(--text-muted);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  transition: all 0.3s ease;
}

.faq-item.open .faq-icon {
  transform: rotate(180deg);
  border-color: var(--primary-light);
  color: var(--primary-light);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease;
}

.faq-answer-inner {
  padding: 0 24px 20px;
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.8;
}

/* ===== CTA ===== */
.cta-section {
  position: relative;
  padding: 100px 0;
  background: linear-gradient(rgba(13, 20, 22, 0.82), rgba(13, 20, 22, 0.82)), url('/assets/images/coverpic/cover-5.webp') center center / cover no-repeat;
  text-align: center;
  border-top: 1px solid var(--border-dark);
}

.cta-inner {
  max-width: 640px;
  margin: 0 auto;
}

.cta-inner h2 {
  font-size: clamp(28px, 4.5vw, 40px);
  font-weight: 700;
  color: var(--text-light);
  line-height: 1.3;
  margin-bottom: 16px;
}

.cta-inner p {
  font-size: 15px;
  color: var(--text-muted);
  margin-bottom: 28px;
  line-height: 1.7;
}

.cta-perks {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 0;
  font-size: 16px;
  color: var(--text-light);
  margin-top: 28px;
  letter-spacing: 0.02em;
}

.cta-perks span {
  display: inline-flex;
  align-items: center;
}

.cta-perks span + span::before {
  content: "/";
  margin: 0 12px;
  color: var(--text-muted);
  opacity: 0.5;
}

.cta-sub {
  margin-top: 12px;
  font-size: 13px;
  color: var(--text-muted);
  opacity: 0.8;
}

.back-home-wrap {
  text-align: center;
  padding: 48px 0 0;
}

/* ===== Footer ===== */
.site-footer {
  background: var(--bg-dark);
  border-top: 1px solid var(--primary);
  padding-top: 64px;
}

.footer-top {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  padding-bottom: 48px;
}

.footer-brand .brand {
  margin-bottom: 18px;
}

.footer-desc {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.8;
  max-width: 320px;
  margin-bottom: 0;
}

.footer-links-col h4 {
  font-size: 15px;
  font-weight: 600;
  color: var(--text-light);
  margin-bottom: 16px;
}

.footer-links-col a {
  display: block;
  font-size: 14px;
  color: var(--text-muted);
  padding: 6px 0;
  transition: color 0.25s ease;
}

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

.footer-bottom {
  border-top: 1px solid var(--border-dark);
  padding: 24px 0 28px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
}

.footer-bottom p {
  font-size: 13px;
  color: var(--text-muted);
  opacity: 0.75;
  margin: 0;
}

/* ===== 响应式 ===== */
@media (max-width: 1199.98px) {
  .search-box {
    width: 130px;
  }
  .search-box:focus-within {
    width: 170px;
  }
}

@media (max-width: 991.98px) {
  .nav-links {
    position: absolute;
    top: 56px;
    left: 0;
    right: 0;
    background: rgba(13, 20, 22, 0.98);
    flex-direction: column;
    align-items: stretch;
    padding: 12px 24px 20px;
    border-bottom: 1px solid var(--border-dark);
    box-shadow: 0 12px 24px rgba(0, 0, 0, 0.5);
    transform: translateY(-150%);
    transition: transform 0.35s ease;
    margin-left: 0;
    z-index: 999;
  }
  .nav-links.show {
    transform: translateY(0);
  }
  .nav-link {
    padding: 12px 16px;
    font-size: 15px;
    text-align: center;
  }
  .nav-link.active::after {
    display: none;
  }
  .nav-link.active {
    background: rgba(46, 196, 182, 0.1);
    border-radius: 10px;
  }
  .nav-toggle {
    display: flex;
  }
  .search-box {
    display: none;
  }
  .footer-top {
    grid-template-columns: 1fr 1fr;
  }
  .footer-brand {
    grid-column: 1 / -1;
  }
}

@media (max-width: 767.98px) {
  .container {
    padding-left: 16px;
    padding-right: 16px;
  }
  .category-hero {
    min-height: auto;
    padding: 60px 0 48px;
  }
  .category-hero h1 {
    font-size: 34px;
  }
  .hero-actions .btn {
    flex: 1;
    min-width: 140px;
  }
  .list-thumb {
    width: 96px;
  }
  .poster-title {
    font-size: 15px;
  }
  .footer-top {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  .footer-bottom {
    flex-direction: column-reverse;
    text-align: center;
  }
  .footer-desc {
    max-width: 100%;
  }
}

@media (max-width: 575.98px) {
  .brand-name {
    font-size: 16px;
  }
  .btn-register {
    padding: 7px 14px;
    font-size: 13px;
  }
  .hero-actions {
    flex-direction: column;
  }
  .hero-actions .btn {
    width: 100%;
  }
  .playlist-num {
    font-size: 26px;
  }
  .playlist-title {
    font-size: 18px;
  }
  .list-card {
    flex-wrap: nowrap;
  }
  .cta-perks span + span::before {
    margin: 0 8px;
  }
  .cta-perks {
    font-size: 14px;
  }
}