/* roulang page: index */
:root {
  --primary: #e84342;
  --primary-dark: #c53030;
  --primary-light: #ffecec;
  --secondary: #152238;
  --secondary-light: #1e3152;
  --accent: #f4a261;
  --accent-light: #fef3ea;
  --bg: #f7f9fc;
  --white: #ffffff;
  --text: #1d2b36;
  --text-muted: #6b7a8c;
  --border: #e8ecf1;
  --radius: 14px;
  --radius-sm: 8px;
  --radius-lg: 24px;
  --radius-pill: 100px;
  --shadow: 0 4px 20px rgba(20, 40, 70, .08);
  --shadow-lg: 0 16px 48px rgba(20, 40, 70, .14);
  --transition: all .3s ease;
  --font-main: "PingFang SC", "Microsoft YaHei", -apple-system, "Segoe UI", "Noto Sans SC", sans-serif;
}
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}
html {
  scroll-behavior: smooth;
  font-size: 16px;
}
body {
  font-family: var(--font-main);
  line-height: 1.75;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}
img {
  max-width: 100%;
  height: auto;
  display: block;
}
a {
  color: inherit;
  text-decoration: none;
  transition: var(--transition);
}
button, input, select, textarea {
  font-family: inherit;
  font-size: inherit;
  border: none;
  outline: none;
}
ul {
  list-style: none;
}
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 28px;
  border-radius: var(--radius-pill);
  font-weight: 600;
  font-size: 15px;
  border: 2px solid transparent;
  cursor: pointer;
  transition: var(--transition);
  line-height: 1.4;
}
.btn:focus-visible {
  outline: 3px solid rgba(232, 67, 66, .4);
  outline-offset: 2px;
}
.btn-primary {
  background: var(--primary);
  color: #fff;
}
.btn-primary:hover {
  background: var(--primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(232, 67, 66, .3);
}
.btn-outline {
  background: transparent;
  border-color: var(--secondary);
  color: var(--secondary);
}
.btn-outline:hover {
  background: var(--secondary);
  color: #fff;
  transform: translateY(-2px);
}
.btn-light {
  background: #fff;
  color: var(--primary);
}
.btn-light:hover {
  background: var(--primary);
  color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(232, 67, 66, .25);
}
.btn-lg {
  padding: 16px 40px;
  font-size: 16px;
}
.btn-sm {
  padding: 8px 20px;
  font-size: 14px;
}
.btn-outline-white {
  background: transparent;
  border-color: rgba(255, 255, 255, .7);
  color: #fff;
}
.btn-outline-white:hover {
  background: #fff;
  color: var(--secondary);
  transform: translateY(-2px);
}
.section-tag {
  display: inline-block;
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 2px;
  color: var(--primary);
  margin-bottom: 12px;
  text-transform: uppercase;
}
.section-title {
  font-size: 36px;
  font-weight: 900;
  line-height: 1.25;
  margin-bottom: 16px;
  color: var(--secondary);
  letter-spacing: -0.5px;
}
.section-desc {
  color: var(--text-muted);
  font-size: 16px;
  line-height: 1.8;
  margin-bottom: 24px;
}
.section-head {
  text-align: center;
  max-width: 680px;
  margin: 0 auto 56px;
}
.section-head .section-title {
  font-size: 36px;
}
/* ===== Header ===== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: var(--white);
  box-shadow: 0 2px 16px rgba(20, 40, 70, .06);
}
.header-top {
  border-bottom: 1px solid var(--border);
  padding: 14px 0;
}
.header-top-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}
.brand-logo {
  font-size: 28px;
  font-weight: 900;
  color: var(--secondary);
  letter-spacing: -0.5px;
  display: inline-flex;
  align-items: center;
  gap: 2px;
  line-height: 1;
}
.brand-logo .logo-red {
  color: var(--primary);
}
.brand-logo .logo-dot {
  color: var(--accent);
  font-size: 34px;
  line-height: 0;
}
.header-tools {
  display: flex;
  align-items: center;
  gap: 14px;
}
.search-form {
  display: flex;
  align-items: center;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-pill);
  padding: 4px 6px 4px 16px;
  transition: var(--transition);
}
.search-form:focus-within {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(232, 67, 66, .12);
  background: var(--white);
}
.search-form input {
  border: none;
  outline: none;
  background: transparent;
  width: 180px;
  font-size: 14px;
  color: var(--text);
}
.search-form button {
  border: none;
  background: var(--primary);
  color: #fff;
  width: 34px;
  height: 34px;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
  flex-shrink: 0;
}
.search-form button:hover {
  background: var(--primary-dark);
}
.header-nav {
  background: var(--white);
  border-bottom: 1px solid var(--border);
}
.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}
.channel-nav {
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 8px 0;
}
.nav-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 10px 18px;
  border-radius: var(--radius-pill);
  font-weight: 500;
  font-size: 15px;
  color: var(--text-muted);
  transition: var(--transition);
  white-space: nowrap;
}
.nav-link:hover {
  color: var(--primary);
  background: var(--primary-light);
}
.nav-link.active {
  color: var(--primary);
  background: var(--primary-light);
  font-weight: 700;
}
.nav-link i {
  font-size: 14px;
}
/* ===== Hero ===== */
.hero {
  position: relative;
  min-height: 620px;
  display: flex;
  align-items: center;
  background-image: url('/assets/images/backpic/back-1.png');
  background-size: cover;
  background-position: center;
  color: #fff;
  overflow: hidden;
}
.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(100deg, rgba(10, 20, 35, .92) 0%, rgba(10, 20, 35, .7) 40%, rgba(10, 20, 35, .35) 100%);
}
.hero .container {
  position: relative;
  z-index: 2;
  padding-top: 80px;
  padding-bottom: 80px;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255, 255, 255, .15);
  border: 1px solid rgba(255, 255, 255, .25);
  backdrop-filter: blur(8px);
  padding: 8px 20px;
  border-radius: var(--radius-pill);
  font-size: 14px;
  font-weight: 500;
  margin-bottom: 24px;
}
.hero-badge i {
  color: var(--accent);
}
.hero-title {
  font-size: 54px;
  font-weight: 900;
  line-height: 1.15;
  margin-bottom: 20px;
  letter-spacing: -1px;
}
.hero-title .highlight {
  color: var(--accent);
}
.hero-subtitle {
  font-size: 18px;
  line-height: 1.8;
  max-width: 560px;
  margin-bottom: 32px;
  color: rgba(255, 255, 255, .85);
}
.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-bottom: 48px;
}
.hero-stats {
  display: flex;
  gap: 48px;
  flex-wrap: wrap;
  border-top: 1px solid rgba(255, 255, 255, .2);
  padding-top: 28px;
}
.hero-stat strong {
  display: block;
  font-size: 28px;
  font-weight: 800;
  color: #fff;
  line-height: 1.2;
}
.hero-stat span {
  font-size: 14px;
  color: rgba(255, 255, 255, .7);
}
/* ===== Ticker ===== */
.ticker-section {
  background: var(--secondary);
  color: #fff;
  padding: 14px 0;
  position: relative;
  z-index: 5;
}
.ticker-inner {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}
.ticker-label {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--primary);
  padding: 6px 16px;
  border-radius: var(--radius-pill);
  font-size: 13px;
  font-weight: 700;
  white-space: nowrap;
}
.ticker-label i {
  animation: pulse 1.2s ease infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: .4; }
}
.ticker-list {
  display: flex;
  gap: 28px;
  flex-wrap: wrap;
  flex: 1;
  min-width: 0;
}
.ticker-item {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  color: rgba(255, 255, 255, .9);
  white-space: nowrap;
}
.ticker-item i {
  color: var(--accent);
}
.countdown-box {
  display: flex;
  align-items: center;
  gap: 10px;
  background: rgba(255, 255, 255, .08);
  padding: 6px 16px;
  border-radius: var(--radius-pill);
  font-size: 13px;
  white-space: nowrap;
  border: 1px solid rgba(255, 255, 255, .12);
}
.countdown-box .cd-time {
  font-weight: 800;
  font-variant-numeric: tabular-nums;
  color: var(--accent);
  letter-spacing: 1px;
}
 /* ===== About ===== */
.section-about {
  padding: 100px 0;
  background: var(--white);
}
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}
.about-media {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}
.about-media img {
  width: 100%;
  height: 440px;
  object-fit: cover;
  transition: transform .6s ease;
}
.about-media:hover img {
  transform: scale(1.03);
}
.about-media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(20, 30, 48, .4), transparent 60%);
}
.about-exp {
  position: absolute;
  bottom: 20px;
  left: 20px;
  right: 20px;
  z-index: 2;
  color: #fff;
  font-size: 14px;
}
.about-exp strong {
  display: block;
  font-size: 20px;
  margin-bottom: 4px;
}
.about-text p {
  color: var(--text-muted);
  margin-bottom: 16px;
  font-size: 15px;
  line-height: 1.8;
}
.about-list {
  margin-bottom: 28px;
}
.about-list li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  margin-bottom: 12px;
  color: var(--text);
  font-size: 15px;
}
.about-list li i {
  color: var(--primary);
  margin-top: 4px;
  font-size: 13px;
}
/* ===== Category ===== */
.section-category {
  padding: 100px 0;
  background: var(--bg);
}
.category-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 30px;
}
.category-card {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  display: block;
  background: var(--secondary);
  box-shadow: var(--shadow);
  transition: var(--transition);
  min-height: 340px;
}
.category-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
}
.category-card img {
  width: 100%;
  height: 340px;
  object-fit: cover;
  opacity: .75;
  transition: transform .6s ease, opacity .4s ease;
}
.category-card:hover img {
  transform: scale(1.05);
  opacity: .55;
}
.category-content {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  color: #fff;
  padding: 30px;
  z-index: 2;
}
.category-icon {
  width: 64px;
  height: 64px;
  background: rgba(255, 255, 255, .15);
  border: 1px solid rgba(255, 255, 255, .2);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 26px;
  margin-bottom: 16px;
  backdrop-filter: blur(8px);
}
.category-content h3 {
  font-size: 26px;
  font-weight: 800;
  margin-bottom: 10px;
}
.category-content p {
  color: rgba(255, 255, 255, .85);
  font-size: 15px;
  margin-bottom: 20px;
  max-width: 280px;
  line-height: 1.6;
}
/* ===== News ===== */
.section-news {
  padding: 100px 0;
  background: var(--white);
}
.news-list {
  row-gap: 28px;
}
.news-item {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: var(--transition);
  display: flex;
  flex-direction: column;
  height: 100%;
}
.news-item:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
  border-color: transparent;
}
.news-cover {
  position: relative;
  display: block;
  overflow: hidden;
  flex-shrink: 0;
}
.news-cover img {
  width: 100%;
  height: 200px;
  object-fit: cover;
  transition: transform .5s ease;
}
.news-item:hover .news-cover img {
  transform: scale(1.05);
}
.news-tag {
  position: absolute;
  top: 14px;
  left: 14px;
  background: var(--primary);
  color: #fff;
  padding: 4px 14px;
  border-radius: var(--radius-pill);
  font-size: 12px;
  font-weight: 700;
  z-index: 2;
}
.news-body {
  padding: 22px;
  flex: 1;
  display: flex;
  flex-direction: column;
}
.news-meta {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--text-muted);
  margin-bottom: 10px;
}
.news-body h3 {
  font-size: 17px;
  line-height: 1.5;
  margin-bottom: 10px;
  font-weight: 700;
}
.news-body h3 a {
  color: var(--text);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.news-body h3 a:hover {
  color: var(--primary);
}
.news-body .news-desc {
  color: var(--text-muted);
  font-size: 14px;
  line-height: 1.7;
  margin-bottom: 14px;
  flex: 1;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.news-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-top: 1px solid var(--border);
  padding-top: 14px;
}
.read-more {
  color: var(--primary);
  font-size: 14px;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.read-more i {
  transition: transform .3s ease;
}
.read-more:hover i {
  transform: translateX(4px);
}
.empty-tip {
  grid-column: 1 / -1;
  text-align: center;
  padding: 60px 20px;
  color: var(--text-muted);
  font-size: 16px;
  background: var(--bg);
  border-radius: var(--radius);
}
/* ===== Stats ===== */
.section-stats {
  padding: 90px 0;
  background-image: url('/assets/images/backpic/back-2.png');
  background-size: cover;
  background-position: center;
  position: relative;
  color: #fff;
  text-align: center;
}
.section-stats::before {
  content: "";
  position: absolute;
  inset: 0;
  background: rgba(15, 25, 40, .88);
}
.section-stats .container {
  position: relative;
  z-index: 2;
}
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.stat-card {
  background: rgba(255, 255, 255, .08);
  border: 1px solid rgba(255, 255, 255, .12);
  backdrop-filter: blur(8px);
  border-radius: var(--radius);
  padding: 36px 20px;
  transition: var(--transition);
}
.stat-card:hover {
  background: rgba(255, 255, 255, .14);
  transform: translateY(-4px);
}
.stat-number {
  display: block;
  font-size: 42px;
  font-weight: 900;
  color: var(--accent);
  margin-bottom: 8px;
  font-variant-numeric: tabular-nums;
}
.stat-label {
  font-size: 15px;
  color: rgba(255, 255, 255, .85);
}
/* ===== Process ===== */
.section-process {
  padding: 100px 0;
  background: var(--bg);
}
.process-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.process-item {
  text-align: center;
  padding: 36px 20px;
  background: var(--white);
  border-radius: var(--radius);
  border: 1px solid var(--border);
  transition: var(--transition);
  position: relative;
}
.process-item:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
}
.step-num {
  position: absolute;
  top: 18px;
  right: 20px;
  font-size: 40px;
  font-weight: 900;
  color: rgba(30, 60, 90, .06);
  line-height: 1;
}
.process-item .icon {
  width: 72px;
  height: 72px;
  border-radius: 50%;
  background: var(--primary-light);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 28px;
  margin: 0 auto 20px;
  transition: var(--transition);
}
.process-item:hover .icon {
  background: var(--primary);
  color: #fff;
}
.process-item h3 {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 12px;
  color: var(--secondary);
}
.process-item p {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.7;
}
/* ===== FAQ ===== */
.section-faq {
  padding: 100px 0;
  background: var(--white);
}
.faq-list {
  max-width: 800px;
  margin: 0 auto;
}
.faq-item {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  margin-bottom: 16px;
  overflow: hidden;
  background: var(--white);
  transition: var(--transition);
}
.faq-item.active {
  border-color: var(--primary);
  box-shadow: var(--shadow);
}
.faq-q {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 20px 24px;
  background: transparent;
  border: none;
  cursor: pointer;
  font-size: 16px;
  font-weight: 600;
  color: var(--text);
  text-align: left;
  transition: var(--transition);
}
.faq-q:hover {
  color: var(--primary);
}
.faq-q:focus-visible {
  outline: 3px solid rgba(232, 67, 66, .3);
  outline-offset: -2px;
}
.faq-q .faq-icon {
  flex-shrink: 0;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--bg);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
  font-size: 13px;
}
.faq-item.active .faq-icon {
  background: var(--primary);
  color: #fff;
  transform: rotate(45deg);
}
.faq-a {
  display: none;
  padding: 0 24px 24px;
  color: var(--text-muted);
  font-size: 15px;
  line-height: 1.8;
}
.faq-item.active .faq-a {
  display: block;
}
/* ===== CTA ===== */
.section-cta {
  padding: 110px 0;
  background-image: url('/assets/images/backpic/back-3.png');
  background-size: cover;
  background-position: center;
  position: relative;
  text-align: center;
  color: #fff;
}
.section-cta::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(20, 30, 48, .88), rgba(30, 50, 80, .72));
}
.section-cta .container {
  position: relative;
  z-index: 2;
}
.cta-title {
  font-size: 38px;
  font-weight: 900;
  margin-bottom: 16px;
  letter-spacing: -1px;
}
.cta-desc {
  max-width: 580px;
  margin: 0 auto 32px;
  color: rgba(255, 255, 255, .85);
  font-size: 17px;
}
.cta-actions {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}
/* ===== Footer ===== */
.site-footer {
  background: var(--secondary);
  color: rgba(255, 255, 255, .8);
  padding-top: 80px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  padding-bottom: 60px;
}
.footer-brand .brand-logo {
  color: #fff;
  margin-bottom: 16px;
  font-size: 30px;
}
.footer-brand .brand-logo .logo-red {
  color: var(--primary);
}
.footer-desc {
  font-size: 14px;
  line-height: 1.8;
  color: rgba(255, 255, 255, .6);
  margin-bottom: 20px;
}
.footer-social {
  display: flex;
  gap: 10px;
}
.footer-social a {
  width: 38px;
  height: 38px;
  background: rgba(255, 255, 255, .1);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 15px;
  transition: var(--transition);
}
.footer-social a:hover {
  background: var(--primary);
  color: #fff;
  transform: translateY(-3px);
}
.footer-col h4 {
  color: #fff;
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 16px;
}
.footer-col a {
  display: block;
  padding: 6px 0;
  font-size: 14px;
  color: rgba(255, 255, 255, .7);
  transition: var(--transition);
}
.footer-col a:hover {
  color: var(--accent);
  padding-left: 6px;
}
.footer-col p {
  font-size: 14px;
  line-height: 1.8;
  color: rgba(255, 255, 255, .6);
}
.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, .1);
  padding: 24px 0;
  text-align: center;
  font-size: 13px;
  color: rgba(255, 255, 255, .5);
}
/* ===== Responsive ===== */
@media (max-width: 1024px) {
  .hero-title {
    font-size: 44px;
  }
  .section-title {
    font-size: 30px;
  }
  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
  }
  .process-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}
@media (max-width: 768px) {
  .header-tools .search-form {
    display: none;
  }
  .header-top {
    padding: 10px 0;
  }
  .brand-logo {
    font-size: 24px;
  }
  .channel-nav {
    overflow-x: auto;
    flex-wrap: nowrap;
    gap: 6px;
    padding: 6px 0;
    -webkit-overflow-scrolling: touch;
  }
  .nav-link {
    padding: 8px 14px;
    font-size: 14px;
    flex-shrink: 0;
  }
  .hero {
    min-height: 520px;
  }
  .hero-title {
    font-size: 34px;
  }
  .hero-subtitle {
    font-size: 16px;
  }
  .hero-stats {
    gap: 20px;
    padding-top: 20px;
  }
  .hero-stat strong {
    font-size: 22px;
  }
  .ticker-inner {
    flex-direction: column;
    align-items: flex-start;
    gap: 10px;
  }
  .ticker-list {
    gap: 12px;
    flex-wrap: nowrap;
    overflow-x: auto;
    width: 100%;
    padding-bottom: 4px;
    -webkit-overflow-scrolling: touch;
  }
  .countdown-box {
    align-self: flex-start;
  }
  .about-grid {
    grid-template-columns: 1fr;
    gap: 30px;
  }
  .about-media img {
    height: 320px;
  }
  .category-grid {
    grid-template-columns: 1fr;
  }
  .category-card img,
  .category-card {
    min-height: 260px;
    height: auto;
  }
  .category-card img {
    height: 260px;
  }
  .section-news,
  .section-about,
  .section-category,
  .section-process,
  .section-faq {
    padding: 60px 0;
  }
  .news-list {
    row-gap: 20px;
  }
  .section-cta {
    padding: 70px 0;
  }
  .cta-title {
    font-size: 28px;
  }
  .cta-desc {
    font-size: 15px;
  }
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 30px;
  }
  .site-footer {
    padding-top: 50px;
  }
}
@media (max-width: 520px) {
  .container {
    padding: 0 14px;
  }
  .brand-logo {
    font-size: 20px;
  }
  .btn-lg {
    padding: 14px 28px;
    font-size: 15px;
  }
  .hero-title {
    font-size: 28px;
  }
  .hero-subtitle {
    font-size: 15px;
  }
  .hero-actions .btn {
    padding: 10px 20px;
    font-size: 14px;
  }
  .hero-stats {
    gap: 14px;
  }
  .hero-stat strong {
    font-size: 18px;
  }
  .hero-stat span {
    font-size: 12px;
  }
  .section-title {
    font-size: 26px;
  }
  .section-head {
    margin-bottom: 32px;
  }
  .stats-grid {
    grid-template-columns: 1fr 1fr;
    gap: 12px;
  }
  .stat-card {
    padding: 24px 12px;
  }
  .stat-number {
    font-size: 32px;
  }
  .process-grid {
    grid-template-columns: 1fr;
  }
  .category-content h3 {
    font-size: 22px;
  }
  .news-body {
    padding: 16px;
  }
  .news-cover img {
    height: 170px;
  }
  .faq-q {
    padding: 16px;
    font-size: 15px;
  }
  .faq-a {
    padding: 0 16px 18px;
    font-size: 14px;
  }
}

/* roulang page: category1 */
:root {
  --primary: #e8453c;
  --primary-dark: #c93027;
  --primary-light: #ff6b5e;
  --secondary: #14141f;
  --secondary-light: #1e1e32;
  --accent: #ffb800;
  --accent-dark: #e8a400;
  --bg: #f4f5fa;
  --surface: #ffffff;
  --text: #181825;
  --text-weak: #6d7484;
  --border: #e5e7ef;
  --radius: 14px;
  --radius-lg: 22px;
  --radius-sm: 8px;
  --shadow: 0 4px 20px rgba(18, 18, 30, 0.06);
  --shadow-lg: 0 16px 44px rgba(18, 18, 30, 0.12);
  --space: 24px;
  --font-base: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Segoe UI", Roboto, sans-serif;
}
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}
html {
  scroll-behavior: smooth;
}
body {
  font-family: var(--font-base);
  background: var(--bg);
  color: var(--text);
  line-height: 1.7;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}
img {
  max-width: 100%;
  display: block;
}
a {
  color: inherit;
  text-decoration: none;
  transition: color .25s ease;
}
a:hover {
  color: var(--primary);
}
button {
  font-family: inherit;
  border: none;
  cursor: pointer;
  background: none;
}
input {
  font-family: inherit;
  font-size: 14px;
}
ul, ol {
  list-style: none;
}
.container {
  width: 100%;
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 20px;
}

/* ===== 按钮 ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 26px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 14px;
  line-height: 1.5;
  border: 2px solid transparent;
  transition: all .25s ease;
  cursor: pointer;
  text-decoration: none;
}
.btn-primary {
  background: var(--primary);
  color: #fff;
}
.btn-primary:hover, .btn-primary:focus {
  background: var(--primary-dark);
  color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(232, 69, 60, 0.32);
  outline: none;
}
.btn-accent {
  background: var(--accent);
  color: var(--secondary);
}
.btn-accent:hover, .btn-accent:focus {
  background: var(--accent-dark);
  color: var(--secondary);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(255, 184, 0, 0.35);
  outline: none;
}
.btn-outline {
  border-color: rgba(255, 255, 255, 0.55);
  color: #fff;
  background: transparent;
}
.btn-outline:hover, .btn-outline:focus {
  border-color: #fff;
  background: rgba(255, 255, 255, 0.12);
  color: #fff;
  outline: none;
}
.btn-sm {
  padding: 7px 20px;
  font-size: 13px;
}

/* ===== Header ===== */
.site-header {
  background: var(--surface);
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: 0 2px 16px rgba(18, 18, 30, 0.08);
}
.header-top {
  background: var(--surface);
  border-bottom: 1px solid var(--border);
}
.header-top-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 66px;
  gap: 20px;
}
.brand-logo {
  font-size: 28px;
  font-weight: 800;
  color: var(--secondary);
  letter-spacing: -0.6px;
  line-height: 1;
  white-space: nowrap;
}
.brand-logo .logo-red {
  color: var(--primary);
}
.brand-logo .logo-dot {
  color: var(--accent);
}
.header-tools {
  display: flex;
  align-items: center;
  gap: 14px;
}
.search-form {
  display: flex;
  align-items: center;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 0 6px 0 16px;
  height: 38px;
  width: 240px;
  transition: border-color .25s ease, box-shadow .25s ease;
}
.search-form:focus-within {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(232, 69, 60, 0.15);
}
.search-form input {
  border: none;
  outline: none;
  background: transparent;
  flex: 1;
  font-size: 13px;
  color: var(--text);
}
.search-form input::placeholder {
  color: #9aa1b0;
}
.search-form button {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-weak);
  font-size: 14px;
  transition: background .25s ease, color .25s ease;
}
.search-form button:hover {
  background: var(--primary);
  color: #fff;
}
.header-nav {
  background: var(--secondary);
}
.nav-container {
  display: flex;
  align-items: center;
  min-height: 48px;
}
.channel-nav {
  display: flex;
  align-items: center;
  gap: 4px;
  flex-wrap: wrap;
}
.channel-nav .nav-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 20px;
  color: rgba(255, 255, 255, 0.75);
  font-size: 14px;
  font-weight: 600;
  border-radius: 8px;
  transition: background .25s ease, color .25s ease;
  white-space: nowrap;
}
.channel-nav .nav-link i {
  font-size: 13px;
  opacity: .9;
}
.channel-nav .nav-link:hover,
.channel-nav .nav-link:focus {
  color: #fff;
  background: rgba(255, 255, 255, 0.08);
}
.channel-nav .nav-link.active {
  color: #fff;
  background: var(--primary);
  box-shadow: 0 4px 14px rgba(232, 69, 60, 0.35);
}

/* ===== 首页 Hero ===== */
.page-hero {
  position: relative;
  background: linear-gradient(120deg, rgba(20, 20, 31, 0.86) 0%, rgba(20, 20, 31, 0.55) 55%, rgba(20, 20, 31, 0.35) 100%), url('/assets/images/backpic/back-1.png') center center / cover no-repeat;
  color: #fff;
  padding: 90px 0 110px;
  overflow: hidden;
}
.page-hero::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 60px;
  background: linear-gradient(to top, var(--bg), transparent);
  pointer-events: none;
}
.hero-breadcrumb {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.7);
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.hero-breadcrumb a {
  color: rgba(255, 255, 255, 0.7);
}
.hero-breadcrumb a:hover {
  color: #fff;
}
.hero-breadcrumb .sep {
  opacity: .5;
}
.page-hero h1 {
  font-size: 44px;
  font-weight: 800;
  line-height: 1.25;
  letter-spacing: -0.5px;
  margin-bottom: 18px;
  max-width: 700px;
}
.page-hero h1 .highlight {
  color: var(--accent);
  position: relative;
}
.page-hero .hero-desc {
  font-size: 17px;
  line-height: 1.8;
  color: rgba(255, 255, 255, 0.85);
  max-width: 620px;
  margin-bottom: 32px;
}
.hero-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin-bottom: 52px;
}
.hero-stats {
  display: flex;
  gap: 48px;
  flex-wrap: wrap;
}
.hero-stats .stat-item {
  display: flex;
  flex-direction: column;
}
.hero-stats .stat-num {
  font-size: 32px;
  font-weight: 800;
  color: var(--accent);
  line-height: 1.2;
}
.hero-stats .stat-label {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.65);
  margin-top: 4px;
}

/* ===== 快讯条 ===== */
.breaking-bar {
  background: var(--secondary);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  position: relative;
  z-index: 5;
}
.breaking-inner {
  display: flex;
  align-items: center;
  gap: 16px;
  min-height: 44px;
}
.breaking-label {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--primary);
  color: #fff;
  font-size: 12px;
  font-weight: 700;
  padding: 4px 14px;
  border-radius: 999px;
  flex-shrink: 0;
  letter-spacing: 0.5px;
}
.breaking-ticker {
  overflow: hidden;
  flex: 1;
  display: flex;
  align-items: center;
  white-space: nowrap;
}
.breaking-ticker span {
  display: inline-block;
  color: rgba(255, 255, 255, 0.8);
  font-size: 13px;
  animation: ticker-scroll 28s linear infinite;
}
.breaking-ticker span i {
  margin-right: 18px;
  color: var(--accent);
}
@keyframes ticker-scroll {
  0% { transform: translateX(100%); }
  15% { transform: translateX(0); }
  85% { transform: translateX(0); }
  100% { transform: translateX(-100%); }
}

/* ===== 板块通用 ===== */
.section {
  padding: 72px 0;
}
.section-head {
  text-align: center;
  max-width: 640px;
  margin: 0 auto 44px;
}
.section-tag {
  display: inline-block;
  font-size: 12px;
  font-weight: 700;
  color: var(--primary);
  background: rgba(232, 69, 60, 0.10);
  padding: 4px 16px;
  border-radius: 999px;
  letter-spacing: 1px;
  text-transform: uppercase;
  margin-bottom: 12px;
}
.section-head h2 {
  font-size: 32px;
  font-weight: 800;
  color: var(--text);
  letter-spacing: -0.3px;
  line-height: 1.3;
  margin-bottom: 10px;
}
.section-head p {
  color: var(--text-weak);
  font-size: 15px;
  line-height: 1.7;
}

/* ===== 资讯卡片 ===== */
.news-section {
  background: var(--bg);
}
.post-card {
  background: var(--surface);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: transform .3s ease, box-shadow .3s ease;
  height: 100%;
  display: flex;
  flex-direction: column;
}
.post-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
}
.card-media {
  position: relative;
  height: 200px;
  overflow: hidden;
  background: #edf0f5;
}
.card-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .5s ease;
}
.post-card:hover .card-media img {
  transform: scale(1.06);
}
.card-media::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(20, 20, 31, 0.25), transparent 50%);
  pointer-events: none;
}
.card-tag {
  position: absolute;
  top: 14px;
  left: 14px;
  z-index: 2;
  background: var(--primary);
  color: #fff;
  font-size: 12px;
  font-weight: 600;
  padding: 4px 14px;
  border-radius: 999px;
  letter-spacing: 0.3px;
}
.card-body {
  padding: 20px;
  display: flex;
  flex-direction: column;
  flex: 1;
}
.card-title {
  font-size: 17px;
  font-weight: 700;
  line-height: 1.55;
  margin-bottom: 10px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.card-title a {
  color: var(--text);
  transition: color .2s ease;
}
.card-title a:hover {
  color: var(--primary);
}
.card-excerpt {
  font-size: 14px;
  color: var(--text-weak);
  line-height: 1.7;
  margin-bottom: 16px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.card-meta {
  display: flex;
  align-items: center;
  gap: 18px;
  margin-top: auto;
  padding-top: 12px;
  border-top: 1px solid var(--border);
  font-size: 12px;
  color: var(--text-weak);
}
.card-meta i {
  margin-right: 4px;
  opacity: .7;
}

/* ===== 焦点赛事数据 ===== */
.data-section {
  background: linear-gradient(135deg, var(--secondary) 0%, var(--secondary-light) 100%);
  color: #fff;
}
.data-section .section-tag {
  color: var(--accent);
  background: rgba(255, 184, 0, 0.12);
}
.data-section .section-head h2 {
  color: #fff;
}
.data-section .section-head p {
  color: rgba(255, 255, 255, 0.65);
}
.match-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  max-width: 960px;
  margin: 0 auto;
}
.match-card {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-lg);
  padding: 28px 28px 24px;
  backdrop-filter: blur(8px);
  transition: background .3s ease, transform .3s ease;
}
.match-card:hover {
  background: rgba(255, 255, 255, 0.09);
  transform: translateY(-4px);
}
.match-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 8px;
}
.match-league {
  font-size: 12px;
  color: var(--accent);
  font-weight: 700;
  letter-spacing: 1px;
}
.match-status {
  font-size: 12px;
  background: rgba(255, 255, 255, 0.12);
  padding: 3px 12px;
  border-radius: 999px;
  color: rgba(255, 255, 255, 0.8);
}
.match-teams {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin: 22px 0 26px;
}
.match-team {
  display: flex;
  flex-direction: column;
  align-items: center;
  flex: 1;
  gap: 8px;
}
.team-icon {
  width: 46px;
  height: 46px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.15);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  font-weight: 800;
  color: #fff;
}
.team-name {
  font-weight: 700;
  font-size: 15px;
  color: #fff;
}
.match-score {
  font-size: 38px;
  font-weight: 800;
  color: var(--accent);
  letter-spacing: 2px;
  font-variant-numeric: tabular-nums;
}
.match-stats {
  margin-top: 8px;
}
.stat-row {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 12px;
  font-size: 13px;
}
.stat-row .stat-label {
  width: 52px;
  text-align: right;
  color: rgba(255, 255, 255, 0.6);
  flex-shrink: 0;
}
.stat-row .stat-val {
  width: 34px;
  text-align: center;
  font-weight: 700;
  color: #fff;
  flex-shrink: 0;
  font-variant-numeric: tabular-nums;
}
.stat-bar {
  flex: 1;
  height: 6px;
  background: rgba(255, 255, 255, 0.12);
  border-radius: 3px;
  overflow: hidden;
}
.stat-bar .fill {
  height: 100%;
  border-radius: 3px;
  background: var(--accent);
  transition: width .8s ease;
}
.stat-bar .fill.home {
  background: var(--primary-light);
}
.stat-bar .fill.away {
  background: var(--accent);
}

/* ===== 排行 + 深度 ===== */
.rank-feature-section {
  background: var(--surface);
}
.rank-panel, .feature-panel {
  background: var(--bg);
  border-radius: var(--radius-lg);
  padding: 28px;
  height: 100%;
}
.rank-panel h3, .feature-panel h3 {
  font-size: 20px;
  font-weight: 800;
  margin-bottom: 6px;
}
.panel-sub {
  font-size: 13px;
  color: var(--text-weak);
  margin-bottom: 22px;
}
.rank-list {
  margin: 0;
}
.rank-item {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 14px 0;
  border-bottom: 1px solid var(--border);
  transition: background .2s ease, padding-left .2s ease;
}
.rank-item:last-child {
  border-bottom: none;
  padding-bottom: 4px;
}
.rank-item:hover {
  background: rgba(0, 0, 0, 0.02);
  padding-left: 6px;
}
.rank-num {
  width: 34px;
  height: 34px;
  border-radius: 10px;
  background: var(--surface);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  color: var(--text-weak);
  font-size: 14px;
  flex-shrink: 0;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
}
.rank-item:nth-child(1) .rank-num {
  background: var(--accent);
  color: #fff;
}
.rank-item:nth-child(2) .rank-num {
  background: #d6dae3;
  color: #3a4150;
}
.rank-item:nth-child(3) .rank-num {
  background: #e6b889;
  color: #fff;
}
.rank-meta {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}
.rank-name {
  font-weight: 600;
  font-size: 15px;
}
.rank-heat {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 13px;
  color: var(--text-weak);
}
.heat-bar {
  width: 80px;
  height: 6px;
  background: var(--border);
  border-radius: 3px;
  overflow: hidden;
}
.heat-bar .fill {
  height: 100%;
  border-radius: 3px;
  background: var(--primary);
}
.feature-card {
  background: var(--surface);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
}
.feature-card .feature-media {
  height: 220px;
  overflow: hidden;
  position: relative;
}
.feature-card .feature-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.feature-media-tag {
  position: absolute;
  top: 16px;
  left: 16px;
  background: var(--secondary);
  color: #fff;
  font-size: 12px;
  font-weight: 700;
  padding: 5px 14px;
  border-radius: 999px;
  letter-spacing: 0.5px;
}
.feature-body {
  padding: 24px;
}
.feature-body h4 {
  font-size: 18px;
  font-weight: 700;
  line-height: 1.5;
  margin-bottom: 10px;
}
.feature-body p {
  font-size: 14px;
  color: var(--text-weak);
  line-height: 1.8;
  margin-bottom: 16px;
}
.feature-meta {
  display: flex;
  align-items: center;
  gap: 16px;
  font-size: 13px;
  color: var(--text-weak);
}
.feature-meta .author {
  font-weight: 600;
  color: var(--text);
}
.feature-link {
  font-weight: 600;
  color: var(--primary);
  font-size: 14px;
}
.feature-link:hover {
  color: var(--primary-dark);
}
.feature-link i {
  margin-left: 4px;
  transition: transform .2s ease;
}
.feature-link:hover i {
  transform: translateX(4px);
}

/* ===== 赛程日历 ===== */
.schedule-section {
  background: var(--bg);
}
.schedule-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  max-width: 980px;
  margin: 0 auto;
}
.schedule-day {
  background: var(--surface);
  border-radius: var(--radius-lg);
  padding: 30px;
  box-shadow: var(--shadow);
  transition: transform .3s ease, box-shadow .3s ease;
}
.schedule-day:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}
.schedule-day .day-label {
  display: inline-block;
  font-size: 13px;
  font-weight: 700;
  color: var(--primary);
  background: rgba(232, 69, 60, 0.08);
  padding: 4px 16px;
  border-radius: 999px;
  margin-bottom: 20px;
}
.schedule-day .day-label.tomorrow {
  color: #fff;
  background: var(--primary);
}
.schedule-item {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 13px 0;
  border-bottom: 1px dashed var(--border);
}
.schedule-item:last-child {
  border-bottom: none;
  padding-bottom: 0;
}
.schedule-time {
  font-size: 14px;
  font-weight: 700;
  color: var(--text);
  width: 56px;
  flex-shrink: 0;
  font-variant-numeric: tabular-nums;
}
.schedule-name {
  flex: 1;
  font-size: 14px;
  font-weight: 500;
  color: var(--text);
}
.schedule-league {
  font-size: 12px;
  color: var(--text-weak);
  background: var(--bg);
  padding: 3px 10px;
  border-radius: 6px;
  flex-shrink: 0;
}

/* ===== FAQ ===== */
.faq-section {
  background: var(--surface);
}
.faq-box {
  max-width: 780px;
  margin: 0 auto;
}
.faq-item {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  margin-bottom: 14px;
  overflow: hidden;
  transition: border-color .25s ease, box-shadow .25s ease;
}
.faq-item[open] {
  border-color: rgba(232, 69, 60, 0.35);
  box-shadow: 0 4px 16px rgba(18, 18, 30, 0.05);
}
.faq-item summary {
  padding: 20px 52px 20px 24px;
  font-weight: 600;
  font-size: 15px;
  cursor: pointer;
  list-style: none;
  position: relative;
  line-height: 1.6;
  color: var(--text);
}
.faq-item summary::-webkit-details-marker {
  display: none;
}
.faq-item summary::after {
  content: '\f078';
  font-family: 'Font Awesome 6 Free';
  font-weight: 900;
  position: absolute;
  right: 22px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-weak);
  font-size: 14px;
  transition: transform .3s ease, color .3s ease;
}
.faq-item[open] summary::after {
  transform: translateY(-50%) rotate(180deg);
  color: var(--primary);
}
.faq-item summary:hover {
  color: var(--primary);
}
.faq-answer {
  padding: 0 24px 22px;
  color: var(--text-weak);
  font-size: 14px;
  line-height: 1.8;
  border-top: 1px solid var(--border);
  margin: 0 24px 0 24px;
  padding-top: 16px;
  margin-top: 2px;
}

/* ===== CTA ===== */
.cta-section {
  position: relative;
  background: linear-gradient(120deg, rgba(232, 69, 60, 0.94) 0%, rgba(201, 48, 39, 0.92) 100%), url('/assets/images/backpic/back-2.png') center center / cover no-repeat;
  padding: 80px 0;
  color: #fff;
}
.cta-inner {
  text-align: center;
  max-width: 620px;
  margin: 0 auto;
}
.cta-inner h2 {
  font-size: 32px;
  font-weight: 800;
  margin-bottom: 14px;
  color: #fff;
}
.cta-inner p {
  font-size: 16px;
  color: rgba(255, 255, 255, 0.9);
  margin-bottom: 28px;
  line-height: 1.7;
}
.cta-form {
  display: flex;
  align-items: center;
  background: rgba(255, 255, 255, 0.98);
  border-radius: 999px;
  padding: 6px;
  max-width: 480px;
  margin: 0 auto;
  box-shadow: 0 12px 36px rgba(0, 0, 0, 0.15);
}
.cta-form input {
  flex: 1;
  border: none;
  outline: none;
  background: transparent;
  padding: 0 18px;
  font-size: 14px;
  color: var(--text);
  min-width: 0;
}
.cta-form input::placeholder {
  color: #9aa1b0;
}
.cta-form .btn {
  flex-shrink: 0;
}
.cta-note {
  margin-top: 16px;
  font-size: 12px;
  color: rgba(255, 255, 255, 0.75);
}

/* ===== Footer ===== */
.site-footer {
  background: var(--secondary);
  color: rgba(255, 255, 255, 0.75);
  padding: 60px 0 0;
  position: relative;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr 1.2fr;
  gap: 40px;
  padding-bottom: 44px;
}
.footer-brand .brand-logo {
  color: #fff;
  font-size: 28px;
  font-weight: 800;
  display: inline-block;
  margin-bottom: 16px;
}
.footer-brand .brand-logo .logo-red {
  color: var(--primary-light);
}
.footer-brand .brand-logo .logo-dot {
  color: var(--accent);
}
.footer-desc {
  font-size: 14px;
  line-height: 1.8;
  color: rgba(255, 255, 255, 0.55);
  margin-bottom: 22px;
  max-width: 360px;
}
.footer-social {
  display: flex;
  gap: 10px;
}
.footer-social a {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255, 255, 255, 0.7);
  font-size: 15px;
  transition: background .25s ease, color .25s ease, transform .25s ease;
}
.footer-social a:hover {
  background: var(--primary);
  color: #fff;
  transform: translateY(-3px);
}
.footer-col h4 {
  color: #fff;
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 18px;
}
.footer-col a {
  display: block;
  font-size: 14px;
  color: rgba(255, 255, 255, 0.55);
  margin-bottom: 12px;
  transition: color .2s ease, padding-left .2s ease;
}
.footer-col a:hover {
  color: var(--accent);
  padding-left: 4px;
}
.footer-col p {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.55);
  margin-bottom: 10px;
  white-space: nowrap;
}
.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding: 20px 0;
}
.footer-bottom p {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.4);
  text-align: center;
  margin: 0;
}

/* ===== 响应式 ===== */
@media (max-width: 1024px) {
  .page-hero h1 {
    font-size: 36px;
  }
  .hero-stats {
    gap: 30px;
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 32px;
  }
  .match-grid {
    grid-template-columns: 1fr;
    max-width: 620px;
  }
  .schedule-grid {
    grid-template-columns: 1fr;
    max-width: 620px;
  }
}
@media (max-width: 768px) {
  .section {
    padding: 54px 0;
  }
  .header-top-inner {
    height: 60px;
  }
  .brand-logo {
    font-size: 24px;
  }
  .search-form {
    width: 180px;
  }
  .channel-nav {
    flex-wrap: nowrap;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    width: 100%;
  }
  .channel-nav::-webkit-scrollbar {
    display: none;
  }
  .channel-nav .nav-link {
    flex-shrink: 0;
    padding: 10px 14px;
    font-size: 13px;
  }
  .page-hero {
    padding: 60px 0 80px;
  }
  .page-hero h1 {
    font-size: 30px;
  }
  .page-hero .hero-desc {
    font-size: 15px;
  }
  .hero-actions {
    margin-bottom: 36px;
  }
  .hero-stats {
    gap: 24px;
  }
  .hero-stats .stat-num {
    font-size: 24px;
  }
  .section-head h2 {
    font-size: 26px;
  }
  .section-head {
    margin-bottom: 30px;
  }
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 28px;
    padding-bottom: 30px;
  }
  .cta-inner h2 {
    font-size: 26px;
  }
  .cta-form {
    flex-direction: column;
    background: transparent;
    border-radius: 20px;
    gap: 10px;
    max-width: 420px;
  }
  .cta-form input {
    width: 100%;
    padding: 14px 20px;
    background: rgba(255, 255, 255, 0.95);
    border-radius: 999px;
    border: none;
  }
  .cta-form .btn {
    width: 100%;
  }
}
@media (max-width: 520px) {
  .header-tools .search-form {
    display: none;
  }
  .header-top-inner {
    height: 56px;
  }
  .page-hero h1 {
    font-size: 24px;
  }
  .page-hero .hero-desc {
    font-size: 14px;
  }
  .hero-stats {
    gap: 16px;
    flex-wrap: wrap;
  }
  .hero-stats .stat-item {
    width: calc(50% - 8px);
  }
  .hero-actions .btn {
    width: 100%;
  }
  .schedule-day {
    padding: 20px;
  }
  .schedule-time {
    width: 48px;
    font-size: 13px;
  }
  .schedule-name {
    font-size: 13px;
  }
  .feature-body {
    padding: 18px;
  }
  .feature-body h4 {
    font-size: 16px;
  }
  .rank-meta {
    flex-direction: column;
    align-items: flex-start;
    gap: 4px;
  }
  .rank-heat {
    font-size: 12px;
  }
  .footer-col p {
    white-space: normal;
  }
}

/* roulang page: article */
:root {
    --primary: #e63946;
    --primary-dark: #c72c39;
    --primary-light: #ff6b62;
    --secondary: #16213e;
    --secondary-deep: #0f1a30;
    --accent: #ffb020;
    --bg: #f5f6f8;
    --bg-alt: #eef0f3;
    --card-bg: #ffffff;
    --text: #1f2430;
    --text-muted: #697386;
    --border: #e4e7ed;
    --radius-xs: 6px;
    --radius-sm: 10px;
    --radius-md: 16px;
    --radius-lg: 24px;
    --shadow-xs: 0 1px 3px rgba(15, 26, 48, .04);
    --shadow-sm: 0 2px 8px rgba(15, 26, 48, .06);
    --shadow-md: 0 8px 24px rgba(15, 26, 48, .08);
    --shadow-lg: 0 20px 40px rgba(15, 26, 48, .12);
    --grad-primary: linear-gradient(135deg, #e63946, #ff4d4d);
    --grad-dark: linear-gradient(135deg, #16213e, #0f1a30);
    --font-main: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
    --transition: all .25s cubic-bezier(.4, 0, .2, 1);
}
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
    font-family: var(--font-main);
    font-size: 16px;
    line-height: 1.7;
    color: var(--text);
    background: var(--bg);
    -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { text-decoration: none; color: inherit; transition: var(--transition); }
button { cursor: pointer; border: none; background: none; font-family: inherit; }
input, textarea, select { font-family: inherit; font-size: 14px; }
ul, ol { list-style: none; }
.container {
    max-width: 1240px;
    margin: 0 auto;
    padding: 0 24px;
}
.grid-container {
    max-width: 1240px;
    padding: 0 24px;
}
.grid-x.grid-margin-x { margin-left: -12px; margin-right: -12px; }
.grid-x.grid-margin-x > .cell { padding-left: 12px; padding-right: 12px; }
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 24px;
    border-radius: 12px;
    font-weight: 600;
    font-size: 15px;
    line-height: 1;
    border: 2px solid transparent;
    transition: var(--transition);
    white-space: nowrap;
    justify-content: center;
}
.btn-primary {
    background: var(--grad-primary);
    color: #fff;
    box-shadow: 0 4px 14px rgba(230, 57, 70, .25);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 8px 24px rgba(230, 57, 70, .35); color: #fff; }
.btn-primary:active { transform: translateY(0); }
.btn-outline { background: transparent; border-color: var(--primary); color: var(--primary); }
.btn-outline:hover { background: var(--primary); color: #fff; transform: translateY(-2px); }
.btn-outline-light { background: transparent; border-color: rgba(255, 255, 255, .8); color: #fff; }
.btn-outline-light:hover { background: rgba(255, 255, 255, .12); color: #fff; border-color: #fff; }
.btn-light { background: #fff; color: var(--secondary); border-color: #fff; }
.btn-light:hover { background: rgba(255, 255, 255, .85); color: var(--primary); transform: translateY(-2px); }
.btn-sm { padding: 8px 18px; font-size: 13px; border-radius: 8px; }
.btn-lg { padding: 16px 32px; font-size: 16px; border-radius: 14px; }
.btn-block { width: 100%; }
.site-header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(255, 255, 255, .95);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    box-shadow: var(--shadow-sm);
    border-bottom: 1px solid var(--border);
}
.header-top { border-bottom: 1px solid var(--border); background: #fff; }
.header-top-inner { display: flex; justify-content: space-between; align-items: center; height: 72px; gap: 16px; }
.brand-logo { font-size: 28px; font-weight: 800; letter-spacing: -0.5px; color: var(--secondary); display: inline-flex; align-items: baseline; }
.logo-red { color: var(--primary); }
.logo-dot { color: var(--accent); }
.header-tools { display: flex; align-items: center; gap: 16px; }
.search-form {
    display: flex;
    align-items: center;
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: 999px;
    padding: 4px 4px 4px 16px;
    transition: var(--transition);
}
.search-form:focus-within { border-color: var(--primary); box-shadow: 0 0 0 3px rgba(230, 57, 70, .12); background: #fff; }
.search-form input { border: none; background: transparent; outline: none; width: 200px; font-size: 14px; color: var(--text); }
.search-form button { width: 36px; height: 36px; border-radius: 50%; background: var(--primary); color: #fff; display: flex; align-items: center; justify-content: center; transition: var(--transition); }
.search-form button:hover { background: var(--primary-dark); }
.header-nav { background: var(--secondary); }
.nav-container { display: flex; align-items: center; }
.channel-nav { display: flex; gap: 4px; padding: 0; }
.nav-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: rgba(255, 255, 255, .75);
    font-size: 14px;
    font-weight: 600;
    padding: 14px 20px;
    transition: var(--transition);
    position: relative;
    border-bottom: 3px solid transparent;
}
.nav-link i { font-size: 14px; }
.nav-link:hover { color: #fff; background: rgba(255, 255, 255, .08); }
.nav-link.active { color: #fff; background: rgba(255, 255, 255, .1); border-bottom-color: var(--primary); }
.article-hero {
    position: relative;
    background-image: url('/assets/images/backpic/back-1.png');
    background-size: cover;
    background-position: center;
    padding: 80px 0 70px;
    color: #fff;
    text-align: center;
}
.hero-overlay { position: absolute; inset: 0; background: linear-gradient(180deg, rgba(22, 33, 62, .82), rgba(15, 26, 48, .92)); }
.hero-content { position: relative; z-index: 2; }
.breadcrumb { display: flex; align-items: center; justify-content: center; gap: 8px; font-size: 14px; color: rgba(255, 255, 255, .7); margin-bottom: 20px; flex-wrap: wrap; }
.breadcrumb a { color: rgba(255, 255, 255, .75); transition: var(--transition); }
.breadcrumb a:hover { color: #fff; }
.breadcrumb-sep { color: rgba(255, 255, 255, .35); }
.breadcrumb-current { color: rgba(255, 255, 255, .95); }
.hero-title { font-size: clamp(28px, 4vw, 44px); font-weight: 800; line-height: 1.3; max-width: 920px; margin: 0 auto 16px; letter-spacing: -0.5px; }
.hero-meta { display: flex; justify-content: center; gap: 16px; flex-wrap: wrap; margin-top: 20px; }
.meta-tag { display: inline-flex; align-items: center; gap: 6px; font-size: 14px; background: rgba(255, 255, 255, .12); border: 1px solid rgba(255, 255, 255, .15); padding: 6px 14px; border-radius: 999px; backdrop-filter: blur(4px); }
.article-section { padding: 60px 0 50px; background: var(--bg); }
.article-main-cell { padding-right: 8px; }
.article-card { background: var(--card-bg); border-radius: var(--radius-lg); box-shadow: var(--shadow-sm); padding: 40px 44px; margin-bottom: 30px; border: 1px solid rgba(228, 231, 237, .6); }
.article-content { font-size: 16px; line-height: 1.8; color: var(--text); }
.article-content h2, .article-content h3, .article-content h4 { margin: 32px 0 14px; font-weight: 700; color: var(--secondary); line-height: 1.4; }
.article-content h2 { font-size: 24px; border-bottom: 1px solid var(--border); padding-bottom: 12px; }
.article-content h3 { font-size: 20px; }
.article-content p { margin-bottom: 18px; }
.article-content img { border-radius: var(--radius-md); margin: 24px 0; box-shadow: var(--shadow-md); }
.article-content ul, .article-content ol { margin: 0 0 20px 24px; list-style: disc; }
.article-content ol { list-style: decimal; }
.article-content li { margin-bottom: 8px; }
.article-content blockquote { border-left: 4px solid var(--primary); background: #fef2f2; padding: 14px 20px; border-radius: 0 var(--radius-sm) var(--radius-sm) 0; margin: 24px 0; color: var(--text-muted); font-style: italic; }
.article-content a { color: var(--primary); text-decoration: underline; text-underline-offset: 3px; }
.article-content a:hover { color: var(--primary-dark); }
.article-tags { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 30px; padding-top: 22px; border-top: 1px solid var(--border); }
.tag { display: inline-flex; align-items: center; gap: 4px; background: var(--bg); border: 1px solid var(--border); color: var(--text-muted); font-size: 13px; padding: 4px 12px; border-radius: 999px; transition: var(--transition); }
.tag:hover { border-color: var(--primary); color: var(--primary); background: #fef2f2; }
.article-footer { display: flex; align-items: center; gap: 10px; margin-top: 24px; color: var(--text-muted); font-size: 14px; border-top: 1px solid var(--border); padding-top: 20px; }
.article-footer a { width: 36px; height: 36px; border-radius: 50%; background: var(--bg); display: flex; align-items: center; justify-content: center; color: var(--text-muted); transition: var(--transition); }
.article-footer a:hover { background: var(--primary); color: #fff; transform: translateY(-2px); }
.article-notfound { background: var(--card-bg); border-radius: var(--radius-lg); box-shadow: var(--shadow-sm); padding: 80px 40px; text-align: center; border: 1px solid rgba(228, 231, 237, .4); }
.notfound-icon { width: 80px; height: 80px; border-radius: 50%; background: var(--bg); display: flex; align-items: center; justify-content: center; font-size: 32px; color: var(--primary); margin: 0 auto 24px; }
.article-notfound h2 { font-size: 32px; margin-bottom: 12px; color: var(--secondary); }
.article-notfound p { color: var(--text-muted); margin-bottom: 28px; max-width: 420px; margin-left: auto; margin-right: auto; }
.article-side-cell { padding-left: 8px; }
.side-card { background: var(--card-bg); border-radius: var(--radius-md); box-shadow: var(--shadow-sm); padding: 24px 22px; margin-bottom: 20px; border: 1px solid rgba(228, 231, 237, .5); }
.side-card-title { display: flex; align-items: center; gap: 8px; font-size: 16px; font-weight: 700; color: var(--secondary); margin-bottom: 16px; padding-bottom: 12px; border-bottom: 2px solid var(--primary); }
.side-card-title i { color: var(--primary); }
.side-nav-list { display: flex; flex-direction: column; gap: 6px; }
.side-nav-list a { display: flex; align-items: center; gap: 10px; padding: 12px 14px; border-radius: var(--radius-sm); background: var(--bg); color: var(--text); font-weight: 500; font-size: 15px; transition: var(--transition); }
.side-nav-list a i { font-size: 12px; color: var(--primary); }
.side-nav-list a:hover { background: var(--primary); color: #fff; transform: translateX(4px); }
.side-nav-list a:hover i { color: #fff; }
.side-bg-card { position: relative; background-size: cover; background-position: center; border-radius: var(--radius-md); overflow: hidden; padding: 30px 24px; color: #fff; box-shadow: var(--shadow-sm); }
.side-bg-overlay { position: absolute; inset: 0; background: linear-gradient(180deg, rgba(22, 33, 62, .3), rgba(15, 26, 48, .88)); }
.side-bg-card h4, .side-bg-card p, .side-bg-card .btn { position: relative; z-index: 2; }
.side-bg-card h4 { font-size: 22px; font-weight: 800; margin-bottom: 8px; }
.side-bg-card p { font-size: 14px; color: rgba(255, 255, 255, .8); margin-bottom: 18px; line-height: 1.5; }
.side-card-promo { position: relative; background: var(--grad-dark); color: #fff; border: none; }
.side-card-promo .promo-label { display: inline-block; background: var(--primary); color: #fff; font-size: 12px; font-weight: 700; padding: 3px 10px; border-radius: 999px; margin-bottom: 12px; }
.side-card-promo h4 { font-size: 20px; font-weight: 800; margin-bottom: 8px; }
.side-card-promo p { font-size: 14px; color: rgba(255, 255, 255, .8); margin-bottom: 18px; line-height: 1.6; }
.side-card-promo .btn-outline { border-color: rgba(255, 255, 255, .8); color: #fff; }
.side-card-promo .btn-outline:hover { background: #fff; color: var(--secondary); border-color: #fff; }
.explore-section { padding: 70px 0; background: #fff; }
.section-head { text-align: center; margin-bottom: 44px; }
.section-head h2 { font-size: clamp(24px, 3vw, 34px); font-weight: 800; color: var(--secondary); margin-bottom: 8px; }
.section-head p { color: var(--text-muted); font-size: 15px; }
.explore-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
.explore-card { position: relative; border-radius: var(--radius-lg); overflow: hidden; background: var(--card-bg); box-shadow: var(--shadow-sm); transition: var(--transition); display: flex; flex-direction: column; border: 1px solid rgba(228, 231, 237, .4); }
.explore-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }
.explore-card img { width: 100%; height: 240px; object-fit: cover; transition: transform .4s ease; }
.explore-card:hover img { transform: scale(1.05); }
.explore-content { padding: 24px 26px 26px; flex: 1; }
.explore-tag { display: inline-block; background: var(--grad-primary); color: #fff; font-size: 12px; font-weight: 700; padding: 4px 12px; border-radius: 999px; margin-bottom: 12px; letter-spacing: .5px; }
.explore-content h3 { font-size: 20px; font-weight: 700; color: var(--secondary); margin-bottom: 8px; }
.explore-content p { font-size: 14px; color: var(--text-muted); line-height: 1.6; margin-bottom: 16px; }
.explore-link { display: inline-flex; align-items: center; gap: 6px; color: var(--primary); font-weight: 700; font-size: 14px; transition: var(--transition); }
.explore-link i { transition: transform .25s ease; }
.explore-card:hover .explore-link i { transform: translateX(6px); }
.faq-section { padding: 70px 0; background: var(--bg); }
.faq-list { max-width: 860px; margin: 0 auto; display: flex; flex-direction: column; gap: 14px; }
.faq-item { background: var(--card-bg); border: 1px solid var(--border); border-radius: var(--radius-md); overflow: hidden; transition: var(--transition); box-shadow: var(--shadow-xs); }
.faq-item:hover { border-color: #d4d8de; box-shadow: var(--shadow-sm); }
.faq-item summary { cursor: pointer; display: flex; justify-content: space-between; align-items: center; padding: 18px 24px; font-weight: 600; font-size: 15px; color: var(--secondary); list-style: none; transition: var(--transition); gap: 12px; }
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after { content: '\f078'; font-family: 'Font Awesome 6 Free'; font-weight: 900; font-size: 13px; color: var(--text-muted); transition: transform .3s ease; flex-shrink: 0; }
.faq-item[open] summary::after { transform: rotate(180deg); color: var(--primary); }
.faq-item[open] summary { color: var(--primary); }
.faq-content { padding: 14px 24px 20px; color: var(--text-muted); font-size: 14px; line-height: 1.7; border-top: 1px solid var(--border); }
.faq-content p { margin-bottom: 6px; }
.cta-section { padding: 70px 0; background: #fff; }
.cta-card { position: relative; border-radius: var(--radius-lg); background-image: url('/assets/images/backpic/back-3.png'); background-size: cover; background-position: center; padding: 80px 50px; text-align: center; color: #fff; overflow: hidden; box-shadow: var(--shadow-lg); }
.cta-overlay { position: absolute; inset: 0; background: linear-gradient(135deg, rgba(22, 33, 62, .85), rgba(230, 57, 70, .55)); }
.cta-content { position: relative; z-index: 2; max-width: 700px; margin: 0 auto; }
.cta-content h2 { font-size: clamp(24px, 3vw, 36px); font-weight: 800; margin-bottom: 12px; line-height: 1.3; }
.cta-content p { color: rgba(255, 255, 255, .9); font-size: 15px; margin-bottom: 30px; }
.cta-buttons { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }
.site-footer { background: var(--secondary-deep); color: rgba(255, 255, 255, .8); border-top: 4px solid var(--primary); }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1.2fr; gap: 40px; padding: 60px 0 50px; }
.footer-brand .brand-logo { color: #fff; font-size: 26px; margin-bottom: 16px; display: inline-flex; }
.footer-desc { font-size: 14px; line-height: 1.7; color: rgba(255, 255, 255, .6); margin: 14px 0 20px; max-width: 360px; }
.footer-social { display: flex; gap: 10px; }
.footer-social a { width: 36px; height: 36px; border-radius: 50%; background: rgba(255, 255, 255, .08); color: rgba(255, 255, 255, .7); display: flex; align-items: center; justify-content: center; transition: var(--transition); font-size: 15px; }
.footer-social a:hover { background: var(--primary); color: #fff; transform: translateY(-3px); }
.footer-col h4 { color: #fff; font-size: 16px; font-weight: 700; margin-bottom: 20px; position: relative; padding-bottom: 10px; }
.footer-col h4::after { content: ''; position: absolute; left: 0; bottom: 0; width: 24px; height: 3px; border-radius: 3px; background: var(--primary); }
.footer-col a { display: block; color: rgba(255, 255, 255, .55); font-size: 14px; padding: 6px 0; transition: var(--transition); }
.footer-col a:hover { color: #fff; padding-left: 6px; }
.footer-col p { font-size: 14px; color: rgba(255, 255, 255, .55); line-height: 2; }
.footer-bottom { border-top: 1px solid rgba(255, 255, 255, .08); padding: 20px 0; text-align: center; }
.footer-bottom p { font-size: 13px; color: rgba(255, 255, 255, .4); }
@media (max-width: 1024px) {
    .footer-grid { grid-template-columns: 1fr 1fr; }
    .article-card { padding: 32px; }
    .hero-title { font-size: 30px; }
    .article-hero { padding: 60px 0 55px; }
}
@media (max-width: 768px) {
    .header-top-inner { height: 64px; }
    .search-form { display: none; }
    .article-section { padding: 40px 0 30px; }
    .article-hero { padding: 50px 0 46px; }
    .explore-grid { grid-template-columns: 1fr; }
    .hero-meta { gap: 10px; }
    .cta-card { padding: 55px 24px; }
    .article-card { padding: 24px 20px; }
    .article-main-cell, .article-side-cell { padding-left: 12px; padding-right: 12px; }
    .faq-item summary { padding: 15px 18px; }
    .faq-content { padding: 12px 18px 18px; }
}
@media (max-width: 520px) {
    .header-tools .btn-sm { display: none; }
    .header-top-inner { justify-content: space-between; }
    .footer-grid { grid-template-columns: 1fr; }
    .footer-brand { text-align: center; }
    .footer-brand .footer-desc { margin-left: auto; margin-right: auto; }
    .footer-social { justify-content: center; }
    .footer-col { text-align: center; }
    .footer-col h4::after { left: 50%; transform: translateX(-50%); }
    .footer-col a:hover { padding-left: 0; }
    .cta-buttons { flex-direction: column; }
    .cta-buttons .btn { width: 100%; }
    .breadcrumb { font-size: 13px; }
    .hero-title { font-size: 26px; }
    .nav-link { padding: 12px 14px; font-size: 13px; }
    .channel-nav { display: flex; overflow-x: auto; -webkit-overflow-scrolling: touch; scrollbar-width: none; }
    .channel-nav::-webkit-scrollbar { display: none; }
    .nav-link { white-space: nowrap; }
    .footer-col { text-align: center; }
    .footer-col h4::after { left: 50%; transform: translateX(-50%); }
    .article-footer { flex-wrap: wrap; }
}

/* roulang page: category2 */
:root {
  --primary: #0d1b2a;
  --primary-light: #1b3a5c;
  --accent: #f04e23;
  --accent-hover: #d8421a;
  --accent-glow: rgba(240, 78, 35, 0.18);
  --bg: #f5f6fa;
  --bg-white: #ffffff;
  --bg-dark: #0d1b2a;
  --text: #1c2b3a;
  --text-weak: #64748b;
  --border: #e2e8f0;
  --radius: 16px;
  --radius-sm: 10px;
  --shadow-sm: 0 2px 8px rgba(13, 27, 42, 0.06);
  --shadow-md: 0 6px 24px rgba(13, 27, 42, 0.08);
  --shadow-lg: 0 12px 40px rgba(13, 27, 42, 0.12);
  --container: 1200px;
  --transition: 0.3s ease;
}

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

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
  font-size: 16px;
  line-height: 1.7;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}

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

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

h1, h2, h3, h4, h5, h6 {
  color: var(--primary);
  line-height: 1.3;
  margin: 0 0 0.5em;
  font-weight: 800;
}

.container { max-width: var(--container); margin: 0 auto; padding: 0 24px; }
.grid-container { max-width: var(--container); }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 28px;
  border-radius: 50px;
  font-weight: 700;
  font-size: 15px;
  line-height: 1.4;
  border: none;
  cursor: pointer;
  transition: all var(--transition);
  text-decoration: none;
}

.btn-primary {
  background: var(--accent);
  color: #fff;
  box-shadow: 0 4px 16px rgba(240, 78, 35, 0.3);
}
.btn-primary:hover {
  background: var(--accent-hover);
  color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(240, 78, 35, 0.4);
}
.btn-primary:active { transform: translateY(0); }

.btn-outline {
  background: transparent;
  color: var(--primary);
  border: 2px solid var(--primary);
}
.btn-outline:hover {
  background: var(--primary);
  color: #fff;
  transform: translateY(-2px);
}

.btn-light {
  background: #fff;
  color: var(--primary);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.15);
}
.btn-light:hover {
  background: #f0f0f0;
  transform: translateY(-2px);
}

.btn-sm { padding: 8px 20px; font-size: 14px; }

.section { padding: 80px 0; }
.section-alt { background: var(--bg-white); }
.section-head {
  text-align: center;
  max-width: 680px;
  margin: 0 auto 56px;
}
.section-eyebrow {
  display: inline-block;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--accent);
  background: var(--accent-glow);
  padding: 4px 14px;
  border-radius: 20px;
  margin-bottom: 16px;
}
.section-head h2 { font-size: 34px; }
.section-head p { color: var(--text-weak); font-size: 17px; }

/* ===== Header / Nav ===== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: #fff;
  box-shadow: 0 2px 12px rgba(13, 27, 42, 0.06);
}

.header-top {
  border-bottom: 1px solid var(--border);
  padding: 12px 0;
}

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

.brand-logo {
  font-size: 30px;
  font-weight: 900;
  color: var(--primary);
  line-height: 1;
  white-space: nowrap;
}
.brand-logo .logo-red { color: var(--accent); }
.brand-logo .logo-dot { color: var(--accent); }

.header-tools {
  display: flex;
  align-items: center;
  gap: 16px;
}

.search-form {
  display: flex;
  align-items: center;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 50px;
  padding: 4px 6px 4px 16px;
  transition: border-color var(--transition), box-shadow var(--transition);
}
.search-form:focus-within {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-glow);
}
.search-form input {
  border: none;
  background: transparent;
  font-size: 14px;
  color: var(--text);
  outline: none;
  width: 200px;
}
.search-form input::placeholder { color: var(--text-weak); }
.search-form button {
  background: var(--accent);
  border: none;
  color: #fff;
  width: 34px;
  height: 34px;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background var(--transition);
}
.search-form button:hover { background: var(--accent-hover); }

.header-nav {
  background: var(--primary);
}

.nav-container {
  overflow-x: auto;
  white-space: nowrap;
  scrollbar-width: none;
}
.nav-container::-webkit-scrollbar { display: none; }

.channel-nav {
  display: flex;
  align-items: center;
  gap: 0;
}

.channel-nav .nav-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: rgba(255, 255, 255, 0.75);
  font-size: 15px;
  font-weight: 600;
  padding: 14px 24px;
  border-bottom: 3px solid transparent;
  transition: color var(--transition), background var(--transition);
}
.channel-nav .nav-link i { font-size: 14px; }
.channel-nav .nav-link:hover {
  color: #fff;
  background: rgba(255, 255, 255, 0.08);
}
.channel-nav .nav-link.active {
  color: #fff;
  border-bottom-color: var(--accent);
  background: rgba(255, 255, 255, 0.05);
}
.channel-nav .nav-link:focus-visible,
.btn:focus-visible,
a:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: 2px;
}

/* ===== Hero ===== */
.training-hero {
  position: relative;
  background: url('/assets/images/backpic/back-2.png') center/cover no-repeat;
  padding: 120px 0 100px;
  color: #fff;
  overflow: hidden;
}
.training-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(13, 27, 42, 0.92) 0%, rgba(13, 27, 42, 0.72) 50%, rgba(240, 78, 35, 0.35) 100%);
}
.training-hero .container { position: relative; z-index: 2; }

.hero-content {
  max-width: 700px;
}
.hero-content .hero-badge {
  display: inline-block;
  background: rgba(240, 78, 35, 0.25);
  border: 1px solid rgba(240, 78, 35, 0.5);
  color: #fff;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 2px;
  padding: 6px 18px;
  border-radius: 30px;
  margin-bottom: 20px;
  text-transform: uppercase;
}
.hero-content h1 {
  font-size: 52px;
  color: #fff;
  margin-bottom: 16px;
  line-height: 1.15;
}
.hero-content h1 span { color: var(--accent); }
.hero-content p {
  font-size: 18px;
  color: rgba(255, 255, 255, 0.9);
  margin-bottom: 32px;
  line-height: 1.8;
}
.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
}
.hero-meta {
  display: flex;
  gap: 32px;
  margin-top: 48px;
  padding-top: 24px;
  border-top: 1px solid rgba(255, 255, 255, 0.2);
}
.hero-meta-item {
  text-align: center;
}
.hero-meta-item .num {
  font-size: 30px;
  font-weight: 900;
  color: #fff;
  display: block;
}
.hero-meta-item .label {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.75);
}

/* ===== Philosophy ===== */
.philosophy-grid .card {
  height: 100%;
  padding: 40px 28px;
  text-align: center;
  background: var(--bg-white);
  border-radius: var(--radius);
  border: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition), box-shadow var(--transition);
}
.philosophy-grid .card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-md);
}
.philosophy-grid .card-icon {
  width: 68px;
  height: 68px;
  border-radius: 20px;
  background: var(--accent-glow);
  color: var(--accent);
  font-size: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
}
.philosophy-grid .card h3 { font-size: 20px; margin-bottom: 10px; }
.philosophy-grid .card p { color: var(--text-weak); font-size: 15px; margin-bottom: 0; }

/* ===== Courses ===== */
.courses-section { background: var(--bg-white); }
.course-card {
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--bg-white);
  border: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition), box-shadow var(--transition);
  height: 100%;
}
.course-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
}
.course-card .card-img {
  position: relative;
  height: 200px;
  overflow: hidden;
}
.course-card .card-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}
.course-card:hover .card-img img { transform: scale(1.05); }
.course-card .card-img .card-tag {
  position: absolute;
  top: 14px;
  left: 14px;
  background: var(--accent);
  color: #fff;
  font-size: 12px;
  font-weight: 700;
  padding: 4px 12px;
  border-radius: 20px;
}
.course-card .card-body {
  padding: 24px;
}
.course-card .card-body h3 { font-size: 20px; margin-bottom: 8px; }
.course-card .card-body p {
  color: var(--text-weak);
  font-size: 14px;
  margin-bottom: 16px;
}
.course-card .card-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 13px;
  color: var(--text-weak);
  border-top: 1px solid var(--border);
  padding-top: 14px;
}
.course-card .card-meta .lessons i { margin-right: 4px; color: var(--accent); }

/* ===== Process ===== */
.process-section {
  background: url('/assets/images/backpic/back-3.png') center/cover fixed no-repeat;
  position: relative;
}
.process-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(13, 27, 42, 0.88);
}
.process-section .container { position: relative; z-index: 2; }
.process-section .section-head h2,
.process-section .section-head p {
  color: #fff;
}
.process-section .section-eyebrow {
  background: rgba(240, 78, 35, 0.3);
  color: #fff;
  border: 1px solid rgba(240, 78, 35, 0.5);
}
.process-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin-top: 40px;
}
.process-step {
  text-align: center;
  padding: 36px 24px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: var(--radius);
  transition: background var(--transition);
  position: relative;
}
.process-step:hover { background: rgba(255, 255, 255, 0.12); }
.process-step .step-num {
  font-size: 46px;
  font-weight: 900;
  color: var(--accent);
  line-height: 1;
  margin-bottom: 12px;
  opacity: 0.9;
}
.process-step h3 {
  color: #fff;
  font-size: 18px;
  margin-bottom: 8px;
}
.process-step p {
  color: rgba(255, 255, 255, 0.7);
  font-size: 14px;
  margin-bottom: 0;
}
.process-step::after {
  content: '\f054';
  font-family: 'Font Awesome 6 Free';
  font-weight: 900;
  position: absolute;
  right: -18px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--accent);
  z-index: 3;
}
.process-step:last-child::after { display: none; }

/* ===== Articles ===== */
.article-list-item {
  display: flex;
  gap: 24px;
  background: var(--bg-white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  margin-bottom: 20px;
  transition: box-shadow var(--transition), transform var(--transition);
  align-items: center;
}
.article-list-item:hover {
  box-shadow: var(--shadow-md);
  transform: translateX(4px);
}
.article-list-item .art-img {
  width: 220px;
  height: 140px;
  border-radius: 12px;
  overflow: hidden;
  flex-shrink: 0;
}
.article-list-item .art-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.article-list-item .art-content { flex: 1; }
.article-list-item .art-tag {
  font-size: 12px;
  font-weight: 700;
  color: var(--accent);
  background: var(--accent-glow);
  padding: 2px 10px;
  border-radius: 12px;
  margin-bottom: 8px;
  display: inline-block;
}
.article-list-item h3 { font-size: 20px; margin-bottom: 6px; }
.article-list-item h3 a { color: var(--primary); }
.article-list-item h3 a:hover { color: var(--accent); }
.article-list-item p {
  color: var(--text-weak);
  font-size: 14px;
  margin-bottom: 10px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.article-list-item .art-info {
  font-size: 13px;
  color: var(--text-weak);
  display: flex;
  gap: 16px;
}
.article-list-item .art-info i { color: var(--accent); margin-right: 4px; }

/* ===== Stats Band ===== */
.stats-band {
  background: var(--primary);
  padding: 64px 0;
}
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  text-align: center;
}
.stat-item .stat-num {
  font-size: 44px;
  font-weight: 900;
  color: var(--accent);
  line-height: 1.2;
}
.stat-item .stat-label {
  font-size: 15px;
  color: rgba(255, 255, 255, 0.8);
  margin-top: 6px;
}

/* ===== FAQ ===== */
.faq-list { max-width: 800px; margin: 0 auto; }
.faq-item {
  background: var(--bg-white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px 28px;
  margin-bottom: 16px;
  transition: box-shadow var(--transition);
}
.faq-item:hover { box-shadow: var(--shadow-sm); }
.faq-item summary {
  cursor: pointer;
  font-weight: 700;
  font-size: 17px;
  color: var(--primary);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  list-style: none;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: '\f078';
  font-family: 'Font Awesome 6 Free';
  font-weight: 900;
  color: var(--accent);
  transition: transform var(--transition);
}
.faq-item[open] summary::after { transform: rotate(180deg); }
.faq-item .faq-answer {
  padding-top: 14px;
  color: var(--text-weak);
  font-size: 15px;
  line-height: 1.8;
}

/* ===== CTA ===== */
.cta-band {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
  padding: 80px 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.cta-band::before {
  content: '';
  position: absolute;
  top: -40px;
  right: -40px;
  width: 220px;
  height: 220px;
  border-radius: 50%;
  background: rgba(240, 78, 35, 0.3);
}
.cta-band::after {
  content: '';
  position: absolute;
  bottom: -60px;
  left: 10%;
  width: 180px;
  height: 180px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.05);
}
.cta-band .container { position: relative; z-index: 2; }
.cta-band h2 {
  color: #fff;
  font-size: 36px;
  margin-bottom: 12px;
}
.cta-band p {
  color: rgba(255, 255, 255, 0.8);
  font-size: 17px;
  margin-bottom: 32px;
  max-width: 520px;
  margin-left: auto;
  margin-right: auto;
}
.cta-actions {
  display: flex;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
}

/* ===== Footer ===== */
.site-footer {
  background: #0a1524;
  color: rgba(255, 255, 255, 0.7);
  padding-top: 64px;
}
.site-footer .brand-logo { color: #fff; }
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.2fr;
  gap: 40px;
  padding-bottom: 48px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}
.footer-brand .footer-desc {
  font-size: 14px;
  margin: 16px 0 20px;
  line-height: 1.8;
  color: rgba(255, 255, 255, 0.55);
}
.footer-social {
  display: flex;
  gap: 12px;
}
.footer-social a {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.08);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  transition: all var(--transition);
}
.footer-social a:hover {
  background: var(--accent);
  transform: translateY(-3px);
}
.footer-col h4 {
  color: #fff;
  font-size: 16px;
  margin-bottom: 16px;
  font-weight: 700;
}
.footer-col a {
  display: block;
  color: rgba(255, 255, 255, 0.6);
  font-size: 14px;
  padding: 5px 0;
  transition: color var(--transition), padding-left var(--transition);
}
.footer-col a:hover {
  color: var(--accent);
  padding-left: 6px;
}
.footer-col p {
  font-size: 14px;
  margin-bottom: 8px;
  color: rgba(255, 255, 255, 0.6);
}
.footer-bottom {
  background: #060d18;
  padding: 18px 0;
  text-align: center;
  font-size: 13px;
  color: rgba(255, 255, 255, 0.4);
}
.footer-bottom p { margin: 0; }

/* ===== Responsive ===== */
@media (max-width: 1024px) {
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
  .footer-brand { grid-column: span 2; }
  .process-steps {
    grid-template-columns: repeat(2, 1fr);
  }
  .process-step:nth-child(2)::after { display: none; }
}

@media (max-width: 768px) {
  .section { padding: 56px 0; }
  .header-top-inner {
    flex-direction: column;
    align-items: stretch;
  }
  .header-tools {
    justify-content: space-between;
  }
  .search-form { order: 2; flex: 1; }
  .search-form input { width: 100%; }
  .header-tools .btn { order: 1; }
  
  .channel-nav .nav-link { padding: 12px 16px; font-size: 14px; }
  
  .training-hero { padding: 80px 0 60px; }
  .hero-content h1 { font-size: 36px; }
  .hero-content p { font-size: 16px; }
  .hero-actions { flex-direction: column; }
  .hero-actions .btn { width: 100%; }
  .hero-meta {
    gap: 20px;
    flex-wrap: wrap;
  }
  
  .section-head h2 { font-size: 28px; }
  .section-head { margin-bottom: 40px; }
  
  .article-list-item {
    flex-direction: column;
    align-items: flex-start;
  }
  .article-list-item .art-img {
    width: 100%;
    height: 180px;
  }
  
  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 32px 16px;
  }
  
  .cta-band h2 { font-size: 28px; }
  .cta-actions { flex-direction: column; }
  .cta-actions .btn { width: 100%; }
  
  .footer-grid {
    grid-template-columns: 1fr;
  }
  .footer-brand { grid-column: span 1; }
}

@media (max-width: 520px) {
  .container { padding: 0 16px; }
  .header-tools {
    flex-direction: column;
    align-items: stretch;
  }
  .header-tools .btn {
    width: 100%;
    text-align: center;
  }
  .search-form {
    width: 100%;
  }
  .search-form input {
    width: 100%;
    font-size: 14px;
  }
  
  .training-hero { padding: 60px 0 48px; }
  .hero-content h1 { font-size: 30px; }
  .hero-content p { font-size: 15px; }
  .hero-meta-item .num { font-size: 24px; }
  .hero-meta { gap: 16px; }
  
  .philosophy-grid .card { padding: 28px 20px; }
  .course-card .card-img { height: 170px; }
  
  .process-steps {
    grid-template-columns: 1fr;
  }
  .process-step::after { display: none !important; }
  
  .article-list-item { padding: 16px; }
  .article-list-item .art-img { height: 140px; }
  .article-list-item h3 { font-size: 18px; }
  
  .faq-item { padding: 18px 20px; }
  .faq-item summary { font-size: 15px; }
  
  .cta-band { padding: 56px 0; }
  .cta-band h2 { font-size: 24px; }
  
  .footer-grid { gap: 32px; }
}