/* roulang page: index */
:root {
  --primary: #0f1c30;
  --primary-light: #1a2f4c;
  --primary-lighter: #243b5c;
  --accent: #f97316;
  --accent-hover: #ea580c;
  --accent-soft: #fff3e6;
  --gold: #fbbf24;
  --bg: #f5f7fa;
  --bg-white: #ffffff;
  --bg-deep: #0b1425;
  --text: #0f172a;
  --text-body: #334155;
  --text-weak: #64748b;
  --border: #e2e8f0;
  --radius: 14px;
  --radius-lg: 22px;
  --shadow: 0 6px 20px rgba(15, 23, 42, 0.07);
  --shadow-hover: 0 14px 32px rgba(15, 23, 42, 0.13);
  --shadow-primary: 0 10px 30px rgba(249, 115, 22, 0.3);
  --gap: 32px;
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
  --font-mono: "SF Mono", "Cascadia Code", "Roboto Mono", Consolas, monospace;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.7;
  color: var(--text-body);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

a {
  color: inherit;
  text-decoration: none;
  transition: color .2s ease, background .2s ease, border-color .2s ease, box-shadow .2s ease;
}

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
  padding: 0;
}

input {
  font-family: inherit;
}

ul,
ol {
  list-style: none;
}

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

/* ============ Header / Nav ============ */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: var(--bg-white);
  box-shadow: 0 1px 4px rgba(15, 23, 42, 0.06);
}

.header-top {
  background: var(--primary);
  color: #fff;
}

.header-row {
  display: flex;
  align-items: center;
  gap: 24px;
  min-height: 62px;
}

.brand-logo {
  font-size: 26px;
  font-weight: 800;
  letter-spacing: 0.5px;
  color: #fff;
  white-space: nowrap;
  background: linear-gradient(135deg, #fbbf24, #f97316);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.brand-logo:hover {
  opacity: 0.9;
}

.header-search {
  flex: 1;
  max-width: 480px;
  display: flex;
  align-items: center;
  background: rgba(255, 255, 255, 0.14);
  border-radius: 30px;
  padding: 3px 4px 3px 16px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  transition: background .2s, border-color .2s;
}

.header-search:focus-within {
  background: rgba(255, 255, 255, 0.22);
  border-color: rgba(255, 255, 255, 0.4);
}

.header-search input {
  flex: 1;
  border: none;
  background: transparent;
  color: #fff;
  font-size: 14px;
  outline: none;
  padding: 8px 0;
  min-width: 0;
}

.header-search input::placeholder {
  color: rgba(255, 255, 255, 0.65);
}

.header-search button {
  background: var(--accent);
  color: #fff;
  border-radius: 30px;
  font-size: 14px;
  font-weight: 600;
  padding: 8px 20px;
  transition: background .2s, transform .2s;
}

.header-search button:hover {
  background: var(--accent-hover);
  transform: scale(1.02);
}

.header-hot {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  white-space: nowrap;
  color: rgba(255, 255, 255, 0.8);
}

.header-hot a {
  background: rgba(255, 255, 255, 0.12);
  color: #fff;
  border-radius: 16px;
  padding: 4px 14px;
  font-size: 12px;
  transition: background .2s;
}

.header-hot a:hover {
  background: var(--accent);
}

.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  width: 42px;
  height: 42px;
  align-items: center;
  justify-content: center;
  border-radius: 8px;
}

.menu-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  border-radius: 2px;
  background: #fff;
  transition: transform .25s, opacity .25s;
}

.main-nav {
  background: var(--bg-white);
  border-bottom: 1px solid var(--border);
}

.nav-row {
  display: flex;
  align-items: center;
  gap: 6px;
  min-height: 50px;
  overflow-x: auto;
  scrollbar-width: none;
}

.nav-row::-webkit-scrollbar {
  display: none;
}

.nav-link {
  position: relative;
  padding: 14px 20px;
  font-size: 15px;
  font-weight: 600;
  color: var(--text-body);
  white-space: nowrap;
  transition: color .2s;
}

.nav-link::after {
  content: "";
  position: absolute;
  left: 16px;
  right: 16px;
  bottom: 0;
  height: 3px;
  border-radius: 3px 3px 0 0;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: center;
  transition: transform .25s ease;
}

.nav-link:hover {
  color: var(--primary);
}

.nav-link.active {
  color: var(--primary);
}

.nav-link.active::after {
  transform: scaleX(1);
}

/* ============ Hero ============ */
.hero {
  position: relative;
  min-height: 600px;
  display: flex;
  align-items: center;
  background-image: linear-gradient(135deg, rgba(11, 20, 37, 0.88) 0%, rgba(15, 28, 48, 0.82) 55%, rgba(15, 28, 48, 0.68) 100%), url('/assets/images/backpic/back-1.png');
  background-size: cover;
  background-position: center;
  padding: 100px 0 90px;
  overflow: hidden;
}

.hero::before {
  content: "";
  position: absolute;
  top: -150px;
  right: -120px;
  width: 420px;
  height: 420px;
  background: radial-gradient(circle, rgba(249, 115, 22, 0.25) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 720px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255, 255, 255, 0.14);
  border: 1px solid rgba(255, 255, 255, 0.24);
  color: #fff;
  font-size: 13px;
  font-weight: 600;
  padding: 7px 18px;
  border-radius: 30px;
  backdrop-filter: blur(6px);
  margin-bottom: 24px;
  letter-spacing: 1px;
}

.hero-badge::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #4ade80;
  box-shadow: 0 0 0 3px rgba(74, 222, 128, 0.2);
}

.hero h1 {
  font-size: 58px;
  font-weight: 800;
  color: #fff;
  line-height: 1.15;
  margin-bottom: 20px;
  letter-spacing: -1px;
}

.hero h1 span {
  color: var(--gold);
}

.hero-sub {
  font-size: 18px;
  color: rgba(255, 255, 255, 0.88);
  line-height: 1.8;
  max-width: 560px;
  margin-bottom: 34px;
}

.hero-status-bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 16px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: var(--radius);
  padding: 16px 22px;
  margin-bottom: 32px;
  backdrop-filter: blur(8px);
}

.status-live {
  display: flex;
  align-items: center;
  gap: 8px;
  color: #fff;
  font-size: 14px;
  font-weight: 600;
}

.status-live .pulse-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: #4ade80;
  animation: pulse 1.6s infinite;
}

@keyframes pulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(74, 222, 128, 0.6); }
  50% { box-shadow: 0 0 0 6px rgba(74, 222, 128, 0); }
}

.status-count {
  color: rgba(255, 255, 255, 0.7);
  font-size: 14px;
}

.status-count strong {
  color: var(--gold);
  font-weight: 700;
}

.countdown-box {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}

.countdown-label {
  color: rgba(255, 255, 255, 0.7);
  font-size: 14px;
}

.countdown-num {
  font-family: var(--font-mono);
  font-size: 30px;
  font-weight: 700;
  color: var(--gold);
  background: rgba(255, 255, 255, 0.1);
  padding: 8px 18px;
  border-radius: 12px;
  border: 1px solid rgba(255, 255, 255, 0.15);
  letter-spacing: 2px;
}

.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 0;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border-radius: 10px;
  font-size: 15px;
  font-weight: 600;
  padding: 13px 30px;
  border: 2px solid transparent;
  transition: all .25s ease;
  cursor: pointer;
  white-space: nowrap;
}

.btn:focus-visible {
  outline: 3px solid var(--gold);
  outline-offset: 2px;
}

.btn-primary {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
  box-shadow: var(--shadow-primary);
}

.btn-primary:hover {
  background: var(--accent-hover);
  border-color: var(--accent-hover);
  transform: translateY(-2px);
  box-shadow: 0 14px 36px rgba(249, 115, 22, 0.4);
}

.btn-outline {
  border-color: rgba(255, 255, 255, 0.55);
  color: #fff;
  background: rgba(255, 255, 255, 0.06);
}

.btn-outline:hover {
  background: rgba(255, 255, 255, 0.14);
  border-color: #fff;
  transform: translateY(-2px);
}

.btn-dark {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
}

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

.btn-light {
  background: #fff;
  color: var(--primary);
  border-color: #fff;
}

.btn-light:hover {
  background: rgba(255, 255, 255, 0.9);
  transform: translateY(-2px);
}

/* ============ Section base ============ */
.section {
  padding: 88px 0;
}

.section-alt {
  background: var(--bg-white);
}

.section-head {
  text-align: center;
  max-width: 640px;
  margin: 0 auto 52px;
}

.section-tag {
  display: inline-block;
  background: var(--accent-soft);
  color: var(--accent);
  font-size: 13px;
  font-weight: 700;
  padding: 6px 18px;
  border-radius: 30px;
  margin-bottom: 14px;
  letter-spacing: 1px;
}

.section-head h2 {
  font-size: 34px;
  font-weight: 800;
  color: var(--text);
  line-height: 1.25;
  margin-bottom: 12px;
  letter-spacing: -0.5px;
}

.section-head p {
  font-size: 16px;
  color: var(--text-weak);
  line-height: 1.7;
}

/* ============ Intro ============ */
.intro-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--gap);
}

.intro-card {
  background: var(--bg-white);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  padding: 38px 32px;
  transition: transform .3s ease, box-shadow .3s ease, border-color .3s ease;
  position: relative;
  overflow: hidden;
}

.intro-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--accent), var(--gold));
  opacity: 0;
  transition: opacity .3s;
}

.intro-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-hover);
  border-color: rgba(249, 115, 22, 0.25);
}

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

.intro-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 58px;
  height: 58px;
  border-radius: 16px;
  background: var(--accent-soft);
  font-size: 28px;
  margin-bottom: 22px;
}

.intro-card h3 {
  font-size: 20px;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 12px;
}

.intro-card p {
  font-size: 15px;
  line-height: 1.75;
  color: var(--text-body);
}

/* ============ Categories ============ */
.categories-section {
  background: var(--bg-white);
  padding: 88px 0;
}

.category-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--gap);
}

.category-card {
  display: block;
  background: var(--bg-white);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  overflow: hidden;
  transition: transform .3s ease, box-shadow .3s ease, border-color .3s ease;
}

.category-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-hover);
  border-color: rgba(249, 115, 22, 0.3);
}

.category-card-img {
  position: relative;
  height: 200px;
  overflow: hidden;
}

.category-card-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .4s ease;
}

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

.category-card-img::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 40%, rgba(15, 28, 48, 0.4));
}

.category-card-body {
  padding: 26px 26px 30px;
}

.category-card-body h3 {
  font-size: 22px;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 10px;
}

.category-card-body p {
  font-size: 14px;
  line-height: 1.7;
  color: var(--text-weak);
  margin-bottom: 18px;
}

.category-more {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 14px;
  font-weight: 600;
  color: var(--accent);
  transition: gap .2s ease;
}

.category-card:hover .category-more {
  gap: 12px;
}

/* ============ News list ============ */
.news-section {
  padding: 88px 0;
}

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

.news-item {
  display: flex;
  align-items: flex-start;
  gap: 18px;
  background: var(--bg-white);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  padding: 24px 28px;
  margin-bottom: 16px;
  transition: all .3s ease;
}

.news-item:hover {
  transform: translateX(6px);
  box-shadow: var(--shadow-hover);
  border-color: rgba(249, 115, 22, 0.25);
}

.news-cat {
  flex-shrink: 0;
  display: inline-block;
  background: var(--primary);
  color: #fff;
  font-size: 12px;
  font-weight: 600;
  padding: 4px 14px;
  border-radius: 20px;
  white-space: nowrap;
  margin-top: 4px;
}

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

.news-body h3 {
  font-size: 17px;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 6px;
  line-height: 1.45;
  transition: color .2s;
}

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

.news-body p {
  font-size: 14px;
  color: var(--text-weak);
  line-height: 1.6;
  margin-bottom: 8px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.news-time {
  font-size: 13px;
  color: var(--text-weak);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.news-empty {
  text-align: center;
  color: var(--text-weak);
  font-size: 16px;
  padding: 48px 24px;
  background: var(--bg-white);
  border-radius: var(--radius-lg);
  border: 1px dashed var(--border);
}

/* ============ Stats ============ */
.stats-section {
  background: var(--primary);
  background-image: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
  padding: 70px 0;
  position: relative;
  overflow: hidden;
}

.stats-section::before {
  content: "";
  position: absolute;
  top: -80px;
  right: -40px;
  width: 300px;
  height: 300px;
  background: radial-gradient(circle, rgba(249, 115, 22, 0.2), transparent 70%);
  border-radius: 50%;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 30px;
  position: relative;
  z-index: 2;
}

.stat-item {
  text-align: center;
  padding: 20px;
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.08);
  transition: background .3s, transform .3s;
}

.stat-item:hover {
  background: rgba(255, 255, 255, 0.1);
  transform: translateY(-4px);
}

.stat-num {
  display: block;
  font-family: var(--font-mono);
  font-size: 40px;
  font-weight: 800;
  color: var(--gold);
  margin-bottom: 8px;
  letter-spacing: -1px;
}

.stat-label {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.75);
  letter-spacing: 1px;
}

/* ============ Steps ============ */
.steps-section {
  background: var(--bg-white);
  padding: 88px 0;
}

.steps-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 28px;
}

.step-item {
  position: relative;
  background: var(--bg);
  border-radius: var(--radius);
  padding: 30px 24px;
  text-align: center;
  border: 1px solid var(--border);
  transition: transform .3s, box-shadow .3s;
}

.step-item:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
}

.step-num {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 26px;
  font-weight: 800;
  color: var(--accent);
  background: var(--accent-soft);
  border-radius: 12px;
  padding: 6px 14px;
  margin-bottom: 18px;
}

.step-item h3 {
  font-size: 18px;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 10px;
}

.step-item p {
  font-size: 14px;
  color: var(--text-weak);
  line-height: 1.65;
}

/* ============ FAQ ============ */
.faq-section {
  padding: 88px 0;
}

.faq-list {
  max-width: 820px;
  margin: 0 auto;
}

.faq-item {
  background: var(--bg-white);
  border-radius: var(--radius);
  border: 1px solid var(--border);
  margin-bottom: 14px;
  overflow: hidden;
  transition: box-shadow .25s;
}

.faq-item:hover {
  box-shadow: var(--shadow);
}

.faq-item summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 20px 24px;
  font-size: 16px;
  font-weight: 600;
  color: var(--text);
  cursor: pointer;
  list-style: none;
  transition: color .2s;
}

.faq-item summary::-webkit-details-marker {
  display: none;
}

.faq-item summary::after {
  content: "+";
  font-size: 24px;
  font-weight: 400;
  color: var(--accent);
  transition: transform .3s ease;
  flex-shrink: 0;
}

.faq-item details[open] summary::after {
  transform: rotate(45deg);
}

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

.faq-item .faq-answer {
  padding: 0 24px 22px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--text-body);
  border-top: 1px solid var(--border);
  padding-top: 16px;
  margin-top: 0;
}

/* ============ CTA ============ */
.cta-section {
  background: var(--bg-white);
  padding: 88px 0;
}

.cta-box {
  position: relative;
  text-align: center;
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
  border-radius: 28px;
  padding: 68px 48px;
  overflow: hidden;
}

.cta-box::before {
  content: "";
  position: absolute;
  top: -120px;
  left: -80px;
  width: 300px;
  height: 300px;
  background: radial-gradient(circle, rgba(249, 115, 22, 0.3), transparent 70%);
  border-radius: 50%;
}

.cta-box::after {
  content: "";
  position: absolute;
  bottom: -100px;
  right: -60px;
  width: 260px;
  height: 260px;
  background: radial-gradient(circle, rgba(251, 191, 36, 0.2), transparent 70%);
  border-radius: 50%;
}

.cta-box h2 {
  position: relative;
  z-index: 2;
  font-size: 38px;
  font-weight: 800;
  color: #fff;
  margin-bottom: 14px;
}

.cta-box p {
  position: relative;
  z-index: 2;
  font-size: 17px;
  color: rgba(255, 255, 255, 0.85);
  margin-bottom: 34px;
  max-width: 520px;
  margin-left: auto;
  margin-right: auto;
}

.cta-actions {
  position: relative;
  z-index: 2;
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}

/* ============ Footer ============ */
.site-footer {
  background: var(--bg-deep);
  color: rgba(255, 255, 255, 0.7);
  padding-top: 60px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 48px;
  padding-bottom: 44px;
}

.footer-brand .footer-logo {
  display: inline-block;
  font-size: 26px;
  font-weight: 800;
  background: linear-gradient(135deg, #fbbf24, #f97316);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  margin-bottom: 16px;
}

.footer-brand p {
  font-size: 14px;
  line-height: 1.75;
  max-width: 300px;
  color: rgba(255, 255, 255, 0.55);
}

.footer-col h4 {
  color: #fff;
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 16px;
  letter-spacing: 0.5px;
}

.footer-col a {
  display: block;
  font-size: 14px;
  color: rgba(255, 255, 255, 0.6);
  padding: 6px 0;
  transition: color .2s, padding-left .2s;
}

.footer-col a:hover {
  color: var(--gold);
  padding-left: 6px;
}

.footer-contact p {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.55);
  padding: 6px 0;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding: 22px 0;
}

.footer-bottom .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
}

.footer-bottom p {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.4);
}

.footer-bottom a {
  color: rgba(255, 255, 255, 0.4);
}

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

/* ============ Responsive ============ */
@media (max-width: 1024px) {
  .hero h1 {
    font-size: 44px;
  }

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

  .steps-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
  }

  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 36px;
  }

  .header-hot {
    display: none;
  }
}

@media (max-width: 768px) {
  .section {
    padding: 64px 0;
  }

  .categories-section,
  .steps-section,
  .cta-section {
    padding: 64px 0;
  }

  .news-section,
  .faq-section {
    padding: 64px 0;
  }

  .hero {
    min-height: 520px;
    padding: 80px 0 70px;
  }

  .hero h1 {
    font-size: 36px;
  }

  .hero-sub {
    font-size: 16px;
  }

  .header-row {
    flex-wrap: wrap;
    gap: 10px;
    padding: 12px 0;
  }

  .brand-logo {
    font-size: 22px;
  }

  .header-search {
    flex: 0 0 100%;
    order: 3;
    max-width: none;
  }

  .menu-toggle {
    display: flex;
  }

  .main-nav {
    display: none;
  }

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

  .nav-row {
    flex-wrap: wrap;
    padding: 8px 0;
  }

  .nav-link {
    padding: 10px 14px;
    font-size: 14px;
  }

  .intro-grid,
  .category-grid {
    grid-template-columns: 1fr;
  }

  .category-card-img {
    height: 180px;
  }

  .news-item {
    flex-direction: column;
    padding: 20px;
  }

  .news-cat {
    margin-top: 0;
  }

  .cta-box {
    padding: 48px 24px;
  }

  .cta-box h2 {
    font-size: 28px;
  }

  .stat-num {
    font-size: 32px;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 28px;
  }

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

@media (max-width: 520px) {
  .container {
    padding: 0 16px;
  }

  .hero h1 {
    font-size: 30px;
  }

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

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

  .section-head h2 {
    font-size: 26px;
  }

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

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

  .countdown-num {
    font-size: 24px;
    padding: 6px 14px;
  }

  .countdown-box {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
  }

  .hero-status-bar {
    padding: 14px 16px;
  }

  .status-count {
    font-size: 13px;
  }

  .footer-brand .footer-logo {
    font-size: 22px;
  }

  .header-hot {
    display: none;
  }
}

/* roulang page: category1 */
:root {
            --primary: #e11d48;
            --primary-dark: #be123c;
            --accent: #f59e0b;
            --accent-dark: #d97706;
            --dark: #0f172a;
            --dark-2: #1e293b;
            --bg: #f8fafc;
            --surface: #ffffff;
            --text: #1e293b;
            --text-weak: #64748b;
            --border: #e2e8f0;
            --radius-sm: 10px;
            --radius-md: 16px;
            --radius-lg: 24px;
            --shadow-sm: 0 2px 12px rgba(2, 6, 23, .06);
            --shadow-md: 0 12px 32px rgba(2, 6, 23, .08);
            --shadow-lg: 0 28px 64px rgba(2, 6, 23, .14);
            --font-family: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', Arial, sans-serif;
            --transition: .25s ease;
            --max-width: 1200px;
        }

        * {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: var(--font-family);
            background: var(--bg);
            color: var(--text);
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
        }
        img {
            max-width: 100%;
            display: block;
        }
        a {
            text-decoration: none;
            color: inherit;
        }
        button,
        input {
            font: inherit;
            border: none;
            outline: none;
        }
        ul {
            list-style: none;
        }

        .container {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 24px;
        }
        .section {
            padding: 76px 0;
        }
        .section-light {
            background: #f1f5f9;
        }
        .section-dark {
            background: var(--dark);
            color: #fff;
        }
        .section-head {
            max-width: 760px;
            margin-bottom: 44px;
        }
        .section-head h2 {
            font-size: 34px;
            line-height: 1.3;
            font-weight: 800;
        }
        .section-head p {
            margin-top: 12px;
            font-size: 16px;
            color: var(--text-weak);
        }
        .section-dark .section-head p {
            color: rgba(255, 255, 255, .7);
        }

        /* 按钮 */
        .btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 13px 30px;
            border-radius: 999px;
            font-weight: 600;
            font-size: 15px;
            cursor: pointer;
            transition: all var(--transition);
            border: none;
        }
        .btn-primary {
            background: var(--primary);
            color: #fff;
        }
        .btn-primary:hover {
            background: var(--primary-dark);
            transform: translateY(-2px);
            box-shadow: 0 12px 28px rgba(225, 29, 72, .3);
        }
        .btn-accent {
            background: var(--accent);
            color: #fff;
        }
        .btn-accent:hover {
            background: var(--accent-dark);
            transform: translateY(-2px);
            box-shadow: 0 12px 28px rgba(245, 158, 11, .35);
        }
        .btn-ghost {
            background: rgba(255, 255, 255, .12);
            border: 1px solid rgba(255, 255, 255, .3);
            color: #fff;
        }
        .btn-ghost:hover {
            background: rgba(255, 255, 255, .2);
            transform: translateY(-2px);
        }
        .btn-sm {
            padding: 9px 20px;
            font-size: 14px;
        }

        /* 标签 */
        .tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 6px 16px;
            border-radius: 999px;
            font-size: 13px;
            font-weight: 500;
            background: rgba(255, 255, 255, .14);
            border: 1px solid rgba(255, 255, 255, .18);
            color: #fff;
            transition: all var(--transition);
        }
        .tag:hover {
            background: var(--accent);
            border-color: var(--accent);
        }

        /* 导航 */
        .main-nav {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: var(--surface);
            box-shadow: var(--shadow-sm);
        }
        .nav-top {
            background: var(--dark);
        }
        .nav-top-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
            padding: 13px 0;
        }
        .brand-logo {
            color: #fff;
            font-size: 22px;
            font-weight: 800;
            letter-spacing: .5px;
            white-space: nowrap;
        }
        .brand-logo em {
            font-style: normal;
            color: var(--accent);
        }
        .search-box {
            flex: 1;
            max-width: 460px;
            display: flex;
            align-items: center;
            background: #fff;
            border-radius: 999px;
            padding: 8px 18px;
            gap: 10px;
        }
        .search-box i {
            color: var(--text-weak);
            font-size: 14px;
        }
        .search-box input {
            flex: 1;
            background: transparent;
            font-size: 14px;
            color: var(--text);
        }
        .search-box input::placeholder {
            color: #94a3b8;
        }
        .nav-row {
            display: flex;
            gap: 2px;
            overflow-x: auto;
            white-space: nowrap;
            scrollbar-width: none;
        }
        .nav-row::-webkit-scrollbar {
            display: none;
        }
        .nav-link {
            display: inline-block;
            padding: 14px 20px;
            font-size: 15px;
            font-weight: 600;
            color: var(--dark-2);
            position: relative;
            transition: color var(--transition);
        }
        .nav-link:hover {
            color: var(--primary);
        }
        .nav-link.active {
            color: var(--primary);
        }
        .nav-link.active::after {
            content: '';
            position: absolute;
            left: 18px;
            right: 18px;
            bottom: 9px;
            height: 3px;
            border-radius: 3px;
            background: var(--primary);
        }

        /* Hero Banner */
        .page-hero {
            position: relative;
            background-color: var(--dark);
            background-size: cover;
            background-position: center;
            padding: 96px 0 80px;
            color: #fff;
        }
        .page-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(15, 23, 42, .92) 0%, rgba(15, 23, 42, .76) 46%, rgba(225, 29, 72, .45) 100%);
        }
        .page-hero .container {
            position: relative;
            z-index: 2;
        }
        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(255, 255, 255, .12);
            border: 1px solid rgba(255, 255, 255, .2);
            padding: 8px 18px;
            border-radius: 999px;
            font-size: 14px;
            backdrop-filter: blur(8px);
            margin-bottom: 22px;
        }
        .hero-badge i {
            color: #fbbf24;
            font-size: 12px;
        }
        .page-hero h1 {
            font-size: 46px;
            line-height: 1.2;
            font-weight: 800;
        }
        .page-hero p {
            max-width: 580px;
            margin-top: 16px;
            font-size: 17px;
            color: rgba(255, 255, 255, .85);
        }
        .hero-actions {
            margin-top: 32px;
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
        }
        .hero-tags {
            margin-top: 34px;
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            align-items: center;
            font-size: 14px;
            color: rgba(255, 255, 255, .7);
        }

        /* 实时状态条 */
        .ticker-section {
            background: var(--dark);
            color: #fff;
            padding: 14px 0;
            border-bottom: 1px solid rgba(255, 255, 255, .08);
        }
        .ticker-bar {
            display: flex;
            align-items: center;
            gap: 20px;
        }
        .ticker-label {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--primary);
            padding: 6px 16px;
            border-radius: 999px;
            font-size: 13px;
            font-weight: 600;
            white-space: nowrap;
        }
        .ticker-label i {
            font-size: 10px;
            animation: blink 1.2s infinite;
        }
        @keyframes blink {
            0%,
            100% {
                opacity: 1;
            }
            50% {
                opacity: .3;
            }
        }
        .ticker-track {
            display: flex;
            gap: 40px;
            overflow-x: auto;
            scrollbar-width: none;
            font-size: 14px;
            color: rgba(255, 255, 255, .85);
            white-space: nowrap;
        }
        .ticker-track::-webkit-scrollbar {
            display: none;
        }

        /* 卡片网格 */
        .card-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 26px;
        }
        .news-card {
            background: var(--surface);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border);
            transition: transform var(--transition), box-shadow var(--transition);
            display: flex;
            flex-direction: column;
        }
        .news-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-lg);
        }
        .card-media {
            position: relative;
            overflow: hidden;
            height: 200px;
            flex-shrink: 0;
        }
        .card-media img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .4s ease;
        }
        .news-card:hover .card-media img {
            transform: scale(1.06);
        }
        .card-badge {
            position: absolute;
            top: 14px;
            left: 14px;
            background: rgba(15, 23, 42, .75);
            color: #fff;
            padding: 4px 14px;
            border-radius: 999px;
            font-size: 12px;
            font-weight: 500;
            backdrop-filter: blur(6px);
        }
        .card-body {
            padding: 22px;
            display: flex;
            flex-direction: column;
            flex: 1;
        }
        .card-body h3 {
            font-size: 18px;
            font-weight: 700;
            line-height: 1.45;
        }
        .card-body p {
            margin-top: 10px;
            font-size: 14px;
            color: var(--text-weak);
            line-height: 1.7;
        }
        .card-meta {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-top: auto;
            padding-top: 18px;
            font-size: 13px;
            color: var(--text-weak);
        }
        .text-link {
            color: var(--primary);
            font-weight: 600;
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: gap var(--transition);
        }
        .text-link:hover {
            gap: 10px;
        }
        .news-card.featured {
            grid-column: 1 / -1;
            display: grid;
            grid-template-columns: 1.1fr 1fr;
        }
        .news-card.featured .card-media {
            height: 320px;
        }
        .news-card.featured .card-body {
            justify-content: center;
            padding: 34px;
        }
        .news-card.featured .card-body h3 {
            font-size: 28px;
            line-height: 1.3;
        }
        .news-card.featured .card-body p {
            font-size: 16px;
            margin-top: 14px;
        }

        /* 赛程时间线 */
        .schedule-wrap {
            max-width: 900px;
            margin: 0 auto;
        }
        .timeline {
            border-left: 3px solid var(--border);
            margin-left: 20px;
        }
        .timeline-item {
            position: relative;
            display: flex;
            align-items: center;
            gap: 22px;
            background: var(--surface);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: 18px 22px;
            margin-left: 30px;
            margin-bottom: 18px;
            box-shadow: var(--shadow-sm);
            transition: box-shadow var(--transition), transform var(--transition);
        }
        .timeline-item:hover {
            box-shadow: var(--shadow-md);
            transform: translateX(4px);
        }
        .timeline-item::before {
            content: '';
            position: absolute;
            left: -38px;
            top: 32px;
            width: 16px;
            height: 16px;
            border-radius: 50%;
            background: var(--surface);
            border: 4px solid var(--primary);
        }
        .timeline-time {
            font-size: 20px;
            font-weight: 800;
            color: var(--primary);
            min-width: 60px;
        }
        .timeline-content {
            flex: 1;
        }
        .timeline-content h4 {
            font-size: 17px;
            font-weight: 700;
        }
        .timeline-content p {
            font-size: 14px;
            color: var(--text-weak);
            margin-top: 2px;
        }
        .league-tag {
            display: inline-block;
            background: var(--primary);
            color: #fff;
            font-size: 12px;
            padding: 2px 12px;
            border-radius: 999px;
            margin-bottom: 4px;
        }
        .timeline-status {
            font-size: 13px;
            font-weight: 600;
            padding: 6px 16px;
            border-radius: 999px;
            white-space: nowrap;
        }
        .timeline-status.live {
            background: rgba(225, 29, 72, .1);
            color: var(--primary);
        }
        .timeline-status.wait {
            background: rgba(100, 116, 139, .1);
            color: var(--text-weak);
        }

        /* 数据排行 */
        .rank-grid {
            max-width: 860px;
            margin: 0 auto;
            display: grid;
            gap: 18px;
        }
        .rank-item {
            display: flex;
            align-items: center;
            gap: 16px;
            background: rgba(255, 255, 255, .06);
            border: 1px solid rgba(255, 255, 255, .08);
            border-radius: var(--radius-md);
            padding: 16px 22px;
            transition: background var(--transition);
        }
        .rank-item:hover {
            background: rgba(255, 255, 255, .1);
        }
        .rank-num {
            font-size: 22px;
            font-weight: 800;
            color: var(--accent);
            min-width: 34px;
        }
        .rank-info {
            flex: 1;
        }
        .rank-info span {
            font-weight: 600;
            font-size: 15px;
        }
        .progress-bar {
            height: 8px;
            background: rgba(255, 255, 255, .12);
            border-radius: 999px;
            margin-top: 8px;
            overflow: hidden;
        }
        .progress-bar span {
            display: block;
            height: 100%;
            border-radius: 999px;
            background: linear-gradient(90deg, var(--primary), var(--accent));
        }
        .rank-value {
            font-weight: 800;
            font-size: 18px;
            color: #fff;
        }

        /* 资讯文章列表 */
        .article-list {
            max-width: 920px;
            margin: 0 auto;
            display: grid;
            gap: 16px;
        }
        .article-item {
            display: flex;
            align-items: center;
            gap: 24px;
            background: var(--surface);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 24px 28px;
            transition: box-shadow var(--transition), transform var(--transition);
        }
        .article-item:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-3px);
        }
        .article-date {
            font-size: 15px;
            font-weight: 700;
            color: var(--primary);
            background: rgba(225, 29, 72, .08);
            padding: 10px 16px;
            border-radius: var(--radius-sm);
            white-space: nowrap;
        }
        .article-body {
            flex: 1;
        }
        .article-body h4 {
            font-size: 18px;
            font-weight: 700;
            line-height: 1.45;
        }
        .article-body p {
            margin-top: 6px;
            font-size: 14px;
            color: var(--text-weak);
        }
        .article-arrow {
            color: var(--primary);
            font-size: 18px;
            transition: transform var(--transition);
        }
        .article-item:hover .article-arrow {
            transform: translateX(4px);
        }

        /* FAQ */
        .faq-panel {
            max-width: 860px;
            margin: 0 auto;
            display: grid;
            gap: 14px;
        }
        .faq-item {
            background: var(--surface);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: box-shadow var(--transition);
        }
        .faq-item:hover {
            box-shadow: var(--shadow-sm);
        }
        .faq-q {
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 16px;
            width: 100%;
            background: transparent;
            padding: 20px 24px;
            font-size: 16px;
            font-weight: 600;
            text-align: left;
            color: var(--text);
            cursor: pointer;
        }
        .faq-q i {
            color: var(--text-weak);
            transition: transform var(--transition);
            flex-shrink: 0;
        }
        .faq-item.open .faq-q i {
            transform: rotate(180deg);
            color: var(--primary);
        }
        .faq-a {
            max-height: 0;
            overflow: hidden;
            transition: max-height .3s ease;
            font-size: 15px;
            color: var(--text-weak);
            line-height: 1.75;
            padding: 0 24px;
        }
        .faq-item.open .faq-a {
            max-height: 260px;
            padding-bottom: 20px;
        }

        /* CTA */
        .cta-section {
            position: relative;
            text-align: center;
            padding: 88px 0;
            color: #fff;
            background-color: var(--dark);
            background-image: url('/assets/images/backpic/back-3.png');
            background-size: cover;
            background-position: center;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(15, 23, 42, .92), rgba(225, 29, 72, .6));
        }
        .cta-section .container {
            position: relative;
            z-index: 2;
        }
        .cta-section h2 {
            font-size: 38px;
            font-weight: 800;
            line-height: 1.3;
        }
        .cta-section p {
            max-width: 480px;
            margin: 16px auto 0;
            color: rgba(255, 255, 255, .85);
            font-size: 16px;
        }
        .cta-actions {
            margin-top: 30px;
            display: flex;
            gap: 14px;
            justify-content: center;
            flex-wrap: wrap;
        }

        /* 页脚 */
        .site-footer {
            background: #0b1120;
            color: rgba(255, 255, 255, .75);
            padding-top: 60px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr 1fr;
            gap: 40px;
            padding-bottom: 48px;
        }
        .footer-logo {
            font-size: 22px;
            font-weight: 800;
            color: #fff;
        }
        .footer-logo em {
            font-style: normal;
            color: var(--accent);
        }
        .footer-brand p {
            margin-top: 14px;
            font-size: 14px;
            line-height: 1.7;
            max-width: 300px;
        }
        .footer-col h4 {
            font-size: 16px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 18px;
        }
        .footer-col a {
            display: block;
            padding: 6px 0;
            font-size: 14px;
            color: rgba(255, 255, 255, .7);
            transition: color var(--transition), padding-left var(--transition);
        }
        .footer-col a:hover {
            color: var(--accent);
            padding-left: 6px;
        }
        .footer-col p {
            font-size: 14px;
            padding: 4px 0;
        }
        .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, .5);
            margin: 4px 0;
        }
        .footer-bottom a {
            color: rgba(255, 255, 255, .7);
        }
        .footer-bottom a:hover {
            color: var(--accent);
        }

        /* 响应式 */
        @media (max-width: 1024px) {
            .card-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .news-card.featured {
                grid-template-columns: 1fr 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 32px;
            }
            .page-hero h1 {
                font-size: 40px;
            }
        }

        @media (max-width: 768px) {
            .section {
                padding: 56px 0;
            }
            .search-box {
                max-width: none;
            }
            .brand-logo {
                font-size: 19px;
            }
            .nav-top-inner {
                gap: 12px;
            }
            .page-hero {
                padding: 70px 0 56px;
            }
            .page-hero h1 {
                font-size: 34px;
            }
            .section-head h2 {
                font-size: 28px;
            }
            .news-card.featured {
                grid-template-columns: 1fr;
            }
            .news-card.featured .card-media {
                height: 220px;
            }
            .news-card.featured .card-body {
                padding: 24px;
            }
            .news-card.featured .card-body h3 {
                font-size: 22px;
            }
            .timeline-item {
                flex-wrap: wrap;
                margin-left: 16px;
                padding: 16px;
            }
            .timeline-item::before {
                left: -24px;
            }
            .timeline-time {
                min-width: auto;
            }
            .article-item {
                flex-wrap: wrap;
                gap: 12px;
                padding: 20px;
            }
            .article-date {
                font-size: 13px;
                padding: 6px 12px;
            }
            .article-arrow {
                display: none;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 28px;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding: 0 18px;
            }
            .nav-top-inner {
                flex-wrap: wrap;
            }
            .search-box {
                order: 3;
                width: 100%;
                max-width: none;
            }
            .brand-logo {
                font-size: 18px;
            }
            .nav-link {
                padding: 12px 14px;
                font-size: 14px;
            }
            .page-hero h1 {
                font-size: 28px;
            }
            .page-hero p {
                font-size: 15px;
            }
            .hero-actions {
                flex-direction: column;
                align-items: stretch;
            }
            .hero-actions .btn {
                justify-content: center;
            }
            .card-grid {
                grid-template-columns: 1fr;
            }
            .news-card.featured {
                grid-column: 1 / -1;
            }
            .timeline {
                margin-left: 10px;
            }
            .timeline-item {
                flex-direction: column;
                align-items: flex-start;
                margin-left: 20px;
            }
            .timeline-item::before {
                left: -28px;
                top: 22px;
            }
            .timeline-status {
                align-self: flex-start;
            }
            .section-head h2 {
                font-size: 25px;
            }
            .cta-section h2 {
                font-size: 30px;
            }
            .faq-q {
                font-size: 15px;
                padding: 16px 18px;
            }
            .faq-a {
                padding: 0 18px;
                font-size: 14px;
            }
        }

/* roulang page: article */
:root{
  --primary-900:#0e1a2e;
  --primary-800:#142440;
  --primary-700:#1a2b4a;
  --primary-600:#23406c;
  --accent-500:#e8a33d;
  --accent-600:#d18a1f;
  --bg-soft:#f4f7fc;
  --bg-white:#ffffff;
  --text-main:#1e293b;
  --text-weak:#64748b;
  --border-soft:#e2e8f0;
  --radius-sm:10px;
  --radius-md:16px;
  --radius-lg:22px;
  --shadow-sm:0 4px 16px rgba(26,43,74,.06);
  --shadow-md:0 10px 30px rgba(26,43,74,.08);
  --shadow-lg:0 20px 50px rgba(26,43,74,.14);
  --space-xl:96px;
  --space-lg:72px;
  --space-md:48px;
  --space-sm:24px;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:"PingFang SC","Microsoft YaHei","Hiragino Sans GB",system-ui,-apple-system,sans-serif;
  background:var(--bg-soft);
  color:var(--text-main);
  line-height:1.7;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
ul,ol{list-style:none}
button{font:inherit;border:none;background:none;cursor:pointer}
input{font:inherit}
.container{max-width:1200px;margin:0 auto;padding:0 24px}
.section-head{text-align:center;margin-bottom:44px}
.section-tag{
  display:inline-block;
  background:rgba(232,163,61,.12);
  color:var(--accent-600);
  font-size:13px;
  font-weight:600;
  padding:6px 18px;
  border-radius:100px;
  letter-spacing:.5px;
  margin-bottom:14px;
}
.section-head h2{
  font-size:34px;
  font-weight:800;
  color:var(--primary-700);
  letter-spacing:-.5px;
}
.section-head p{
  color:var(--text-weak);
  margin-top:10px;
  font-size:16px;
}
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:12px 28px;
  border-radius:100px;
  font-size:15px;
  font-weight:600;
  transition:all .3s ease;
  border:2px solid transparent;
  cursor:pointer;
}
.btn-primary{
  background:var(--accent-500);
  color:var(--primary-900);
  border-color:var(--accent-500);
}
.btn-primary:hover{
  background:var(--accent-600);
  border-color:var(--accent-600);
  transform:translateY(-2px);
  box-shadow:0 10px 24px rgba(232,163,61,.3);
}
.btn-light{
  background:#fff;
  color:var(--primary-700);
}
.btn-light:hover{
  background:#f3f4f6;
  transform:translateY(-2px);
  box-shadow:0 10px 24px rgba(255,255,255,.18);
}
.btn-outline-light{
  background:transparent;
  color:#fff;
  border-color:rgba(255,255,255,.7);
}
.btn-outline-light:hover{
  background:rgba(255,255,255,.12);
  transform:translateY(-2px);
}
.btn:focus-visible, .nav-toggle:focus-visible{
  outline:3px solid rgba(232,163,61,.5);
  outline-offset:2px;
}
.site-header{
  position:sticky;
  top:0;
  z-index:100;
  background:rgba(255,255,255,.96);
  backdrop-filter:blur(12px);
  border-bottom:1px solid var(--border-soft);
  box-shadow:var(--shadow-sm);
}
.header-row{
  display:flex;
  align-items:center;
  justify-content:space-between;
  height:70px;
}
.site-logo{
  font-size:22px;
  font-weight:900;
  color:var(--primary-700);
  letter-spacing:-.5px;
  display:flex;
  align-items:center;
  gap:10px;
}
.site-logo i{
  color:var(--accent-500);
  font-size:20px;
}
.header-tools{
  display:flex;
  align-items:center;
  gap:16px;
}
.header-live{
  display:inline-flex;
  align-items:center;
  gap:7px;
  font-size:13px;
  font-weight:600;
  color:var(--text-weak);
  background:var(--bg-soft);
  padding:6px 14px;
  border-radius:100px;
}
.header-live i{
  color:#22c55e;
  font-size:8px;
  animation:pulse 1.8s infinite;
}
@keyframes pulse{
  0%,100%{opacity:1}
  50%{opacity:.4}
}
.nav-toggle{
  display:none;
  width:42px;
  height:42px;
  flex-direction:column;
  align-items:center;
  justify-content:center;
  gap:5px;
  border-radius:10px;
  background:var(--bg-soft);
}
.nav-toggle span{
  display:block;
  width:20px;
  height:2px;
  background:var(--primary-700);
  border-radius:2px;
  transition:all .3s ease;
}
.nav-toggle.active span:nth-child(1){
  transform:translateY(7px) rotate(45deg);
}
.nav-toggle.active span:nth-child(2){
  opacity:0;
}
.nav-toggle.active span:nth-child(3){
  transform:translateY(-7px) rotate(-45deg);
}
.main-nav{
  background:var(--bg-white);
  border-top:1px solid var(--border-soft);
}
.nav-row{
  display:flex;
  align-items:center;
  gap:32px;
  min-height:54px;
  overflow-x:auto;
  scrollbar-width:none;
}
.nav-row::-webkit-scrollbar{display:none}
.nav-link{
  position:relative;
  padding:14px 2px;
  font-size:15px;
  font-weight:600;
  color:var(--text-main);
  white-space:nowrap;
  transition:color .3s ease;
}
.nav-link::after{
  content:'';
  position:absolute;
  left:0;
  right:0;
  bottom:0;
  height:3px;
  background:var(--accent-500);
  border-radius:100px;
  transform:scaleX(0);
  transition:transform .3s ease;
}
.nav-link:hover{
  color:var(--primary-700);
}
.nav-link:hover::after{
  transform:scaleX(1);
}
.nav-link.active{
  color:var(--primary-700);
}
.nav-link.active::after{
  transform:scaleX(1);
}
.article-hero{
  position:relative;
  padding:76px 0 64px;
  background:linear-gradient(135deg, rgba(14,26,46,.88), rgba(26,43,74,.68)), url('/assets/images/backpic/back-1.png') center/cover no-repeat;
  color:#fff;
  text-align:center;
}
.article-hero::after{
  content:'';
  position:absolute;
  inset:0;
  background:linear-gradient(180deg, rgba(14,26,46,.15) 0%, rgba(14,26,46,.55) 100%);
  pointer-events:none;
}
.article-hero .container{
  position:relative;
  z-index:1;
}
.article-breadcrumb{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:14px;
  color:rgba(255,255,255,.7);
  background:rgba(255,255,255,.1);
  padding:7px 18px;
  border-radius:100px;
  margin-bottom:24px;
  backdrop-filter:blur(6px);
}
.article-breadcrumb a{
  color:#fff;
  transition:color .3s ease;
}
.article-breadcrumb a:hover{
  color:var(--accent-500);
}
.article-hero h1{
  font-size:42px;
  font-weight:900;
  line-height:1.3;
  letter-spacing:-1px;
  max-width:860px;
  margin:0 auto 20px;
  text-shadow:0 4px 20px rgba(0,0,0,.3);
}
.article-meta-hero{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  justify-content:center;
  gap:20px;
  font-size:14px;
  color:rgba(255,255,255,.85);
}
.article-meta-hero span{
  display:inline-flex;
  align-items:center;
  gap:7px;
}
.article-meta-hero i{
  color:var(--accent-500);
}
.article-layout{
  display:grid;
  grid-template-columns:minmax(0, 1fr) 340px;
  gap:40px;
  padding-top:48px;
  padding-bottom:80px;
  align-items:start;
}
.article-main{
  min-width:0;
}
.article-card{
  background:var(--bg-white);
  border-radius:var(--radius-lg);
  box-shadow:var(--shadow-md);
  border:1px solid var(--border-soft);
  overflow:hidden;
}
.article-cover{
  position:relative;
  border-radius:var(--radius-lg) var(--radius-lg) 0 0;
  overflow:hidden;
}
.article-cover img{
  width:100%;
  height:380px;
  object-fit:cover;
  transition:transform .6s ease;
}
.article-card:hover .article-cover img{
  transform:scale(1.03);
}
.article-cover::after{
  content:'';
  position:absolute;
  inset:0;
  background:linear-gradient(180deg, transparent 55%, rgba(14,26,46,.45));
}
.article-content{
  padding:36px 40px 40px;
}
.article-meta{
  display:flex;
  flex-wrap:wrap;
  gap:18px;
  margin-bottom:26px;
  padding-bottom:22px;
  border-bottom:1px solid var(--border-soft);
}
.meta-item{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:14px;
  color:var(--text-weak);
  background:var(--bg-soft);
  padding:6px 14px;
  border-radius:100px;
}
.meta-item i{
  color:var(--accent-500);
}
.article-body{
  font-size:16px;
  line-height:1.95;
  color:var(--text-main);
}
.article-body p{
  margin:0 0 1.6em;
}
.article-body h2{
  font-size:24px;
  font-weight:800;
  color:var(--primary-700);
  margin:32px 0 16px;
  padding-left:14px;
  border-left:4px solid var(--accent-500);
}
.article-body h3{
  font-size:19px;
  font-weight:700;
  color:var(--primary-700);
  margin:24px 0 12px;
}
.article-body img{
  border-radius:var(--radius-md);
  box-shadow:var(--shadow-sm);
  margin:20px 0;
}
.article-body blockquote{
  background:var(--bg-soft);
  border-left:4px solid var(--accent-500);
  border-radius:0 var(--radius-sm) var(--radius-sm) 0;
  padding:18px 22px;
  margin:20px 0;
  color:var(--text-weak);
  font-style:italic;
}
.article-body ul{
  list-style:disc;
  padding-left:22px;
  margin:16px 0;
}
.article-body li{
  margin-bottom:8px;
}
.article-tags{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  margin-top:32px;
  padding-top:24px;
  border-top:1px solid var(--border-soft);
}
.tag{
  display:inline-block;
  background:var(--bg-soft);
  color:var(--text-weak);
  font-size:13px;
  padding:6px 16px;
  border-radius:100px;
  transition:all .3s ease;
}
.tag:hover{
  background:rgba(232,163,61,.15);
  color:var(--accent-600);
}
.article-sidebar{
  display:flex;
  flex-direction:column;
  gap:24px;
  position:sticky;
  top:150px;
}
.side-card{
  background:var(--bg-white);
  border:1px solid var(--border-soft);
  border-radius:var(--radius-md);
  box-shadow:var(--shadow-sm);
  padding:28px;
  transition:box-shadow .3s ease;
}
.side-card:hover{
  box-shadow:var(--shadow-md);
}
.side-brand-card{
  background:linear-gradient(135deg, var(--primary-800), var(--primary-600));
  border:none;
  color:#fff;
}
.side-brand-card h3{
  font-size:21px;
  font-weight:800;
  margin-bottom:12px;
}
.side-brand-card p{
  font-size:14px;
  color:rgba(255,255,255,.85);
  margin-bottom:18px;
}
.side-card h3{
  font-size:17px;
  font-weight:800;
  color:var(--primary-700);
  margin-bottom:18px;
  padding-bottom:12px;
  border-bottom:2px solid var(--bg-soft);
  position:relative;
}
.side-card h3::after{
  content:'';
  position:absolute;
  left:0;
  bottom:-2px;
  width:32px;
  height:2px;
  background:var(--accent-500);
}
.side-list{
  display:flex;
  flex-direction:column;
  gap:4px;
}
.side-list a{
  display:flex;
  align-items:center;
  gap:10px;
  padding:11px 14px;
  border-radius:var(--radius-sm);
  font-size:14px;
  font-weight:500;
  color:var(--text-main);
  transition:all .3s ease;
}
.side-list a i{
  color:var(--accent-500);
  font-size:13px;
  transition:transform .3s ease;
}
.side-list a:hover{
  background:var(--bg-soft);
  color:var(--primary-700);
  transform:translateX(4px);
}
.side-list a:hover i{
  transform:translateX(3px);
}
.side-contact-card p{
  display:flex;
  align-items:center;
  gap:10px;
  font-size:14px;
  color:var(--text-weak);
  margin-bottom:10px;
}
.side-contact-card i{
  color:var(--accent-500);
  width:18px;
  text-align:center;
}
.btn-sm{
  padding:9px 22px;
  font-size:13px;
}
.related-posts{
  background:var(--bg-white);
  padding:var(--space-lg) 0;
  border-top:1px solid var(--border-soft);
}
.related-grid{
  display:grid;
  grid-template-columns:repeat(4, 1fr);
  gap:24px;
}
.related-card{
  display:flex;
  flex-direction:column;
  background:var(--bg-white);
  border:1px solid var(--border-soft);
  border-radius:var(--radius-md);
  overflow:hidden;
  transition:all .3s ease;
}
.related-card:hover{
  transform:translateY(-6px);
  box-shadow:var(--shadow-lg);
  border-color:transparent;
}
.related-img{
  position:relative;
  display:block;
  overflow:hidden;
  aspect-ratio:16/10;
  background:var(--bg-soft);
}
.related-img img{
  width:100%;
  height:100%;
  object-fit:cover;
  transition:transform .5s ease;
}
.related-card:hover .related-img img{
  transform:scale(1.08);
}
.related-img::after{
  content:'';
  position:absolute;
  inset:0;
  background:linear-gradient(180deg, transparent 60%, rgba(14,26,46,.3));
}
.related-info{
  padding:20px;
  display:flex;
  flex-direction:column;
  flex:1;
  gap:8px;
}
.related-cat{
  align-self:flex-start;
  font-size:12px;
  font-weight:600;
  color:var(--accent-600);
  background:rgba(232,163,61,.1);
  padding:4px 12px;
  border-radius:100px;
}
.related-title{
  font-size:16px;
  font-weight:700;
  color:var(--text-main);
  line-height:1.5;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
  flex:1;
}
.related-card:hover .related-title{
  color:var(--primary-700);
}
.related-date{
  font-size:12px;
  color:var(--text-weak);
}
.empty-tip{
  text-align:center;
  padding:30px 0;
  color:var(--text-weak);
  font-size:15px;
  background:var(--bg-soft);
  border-radius:var(--radius-md);
}
.article-faq{
  padding:var(--space-lg) 0;
}
.faq-list{
  max-width:860px;
  margin:0 auto;
  display:flex;
  flex-direction:column;
  gap:14px;
}
.faq-item{
  background:var(--bg-white);
  border:1px solid var(--border-soft);
  border-radius:var(--radius-md);
  box-shadow:var(--shadow-sm);
  padding:22px 26px;
  cursor:pointer;
  transition:all .3s ease;
}
.faq-item:hover{
  box-shadow:var(--shadow-md);
  border-color:rgba(232,163,61,.4);
}
.faq-item h3{
  font-size:16px;
  font-weight:700;
  color:var(--primary-700);
  display:flex;
  align-items:center;
  gap:12px;
  user-select:none;
}
.faq-item h3::before{
  content:'Q';
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:28px;
  height:28px;
  border-radius:50%;
  background:var(--accent-500);
  color:var(--primary-900);
  font-size:13px;
  font-weight:800;
  flex-shrink:0;
}
.faq-item h3::after{
  content:'\f107';
  font-family:'Font Awesome 6 Free';
  font-weight:900;
  margin-left:auto;
  color:var(--text-weak);
  transition:transform .3s ease;
}
.faq-item.open h3::after{
  transform:rotate(180deg);
}
.faq-item p{
  display:none;
  margin-top:14px;
  padding-top:14px;
  border-top:1px solid var(--border-soft);
  font-size:15px;
  color:var(--text-weak);
  line-height:1.8;
}
.faq-item.open p{
  display:block;
}
.cta-section{
  padding:var(--space-lg) 0;
}
.cta-box{
  position:relative;
  border-radius:28px;
  padding:64px 48px;
  text-align:center;
  color:#fff;
  background:linear-gradient(135deg, rgba(14,26,46,.9), rgba(26,43,74,.72)), url('/assets/images/backpic/back-2.png') center/cover no-repeat;
  overflow:hidden;
  box-shadow:var(--shadow-lg);
}
.cta-box h2{
  font-size:34px;
  font-weight:900;
  margin-bottom:14px;
  letter-spacing:-.5px;
}
.cta-box p{
  font-size:17px;
  color:rgba(255,255,255,.85);
  max-width:560px;
  margin:0 auto 30px;
}
.cta-actions{
  display:flex;
  justify-content:center;
  gap:16px;
  flex-wrap:wrap;
}
.site-footer{
  background:var(--primary-900);
  color:#cbd5e1;
  padding-top:64px;
  border-top:4px solid var(--accent-500);
}
.footer-grid{
  display:grid;
  grid-template-columns:1.4fr 1fr 1fr 1.2fr;
  gap:40px;
  padding-bottom:48px;
}
.footer-brand .footer-logo{
  display:flex;
  align-items:center;
  gap:10px;
  font-size:23px;
  font-weight:900;
  color:#fff;
  margin-bottom:14px;
}
.footer-brand .footer-logo i{
  color:var(--accent-500);
}
.footer-brand p{
  font-size:14px;
  line-height:1.8;
  color:#94a3b8;
  max-width:280px;
}
.footer-col h4{
  font-size:16px;
  font-weight:700;
  color:#fff;
  margin-bottom:18px;
}
.footer-col a{
  display:block;
  font-size:14px;
  color:#94a3b8;
  padding:5px 0;
  transition:all .3s ease;
}
.footer-col a:hover{
  color:var(--accent-500);
  transform:translateX(4px);
}
.footer-contact p{
  display:flex;
  align-items:center;
  gap:10px;
  font-size:14px;
  color:#94a3b8;
  margin-bottom:10px;
}
.footer-contact i{
  color:var(--accent-500);
  width:18px;
  text-align:center;
}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.08);
  padding:22px 0;
}
.footer-bottom .container{
  display:flex;
  justify-content:space-between;
  align-items:center;
  flex-wrap:wrap;
  gap:8px;
  font-size:13px;
  color:#94a3b8;
}
.footer-bottom a{
  color:var(--accent-500);
}
.not-found-section{
  padding:120px 0;
  min-height:55vh;
  display:flex;
  align-items:center;
}
.not-found-box{
  max-width:560px;
  margin:0 auto;
  text-align:center;
  background:var(--bg-white);
  border:1px solid var(--border-soft);
  border-radius:var(--radius-lg);
  box-shadow:var(--shadow-md);
  padding:56px 40px;
}
.not-found-box .not-found-icon{
  width:82px;
  height:82px;
  margin:0 auto 24px;
  border-radius:50%;
  background:var(--bg-soft);
  display:flex;
  align-items:center;
  justify-content:center;
  font-size:34px;
  color:var(--accent-500);
}
.not-found-box h2{
  font-size:28px;
  font-weight:800;
  color:var(--primary-700);
  margin-bottom:12px;
}
.not-found-box p{
  color:var(--text-weak);
  margin-bottom:28px;
}
@media (max-width: 1024px){
  .related-grid{
    grid-template-columns:repeat(2, 1fr);
  }
  .article-layout{
    grid-template-columns:minmax(0,1fr) 300px;
    gap:28px;
  }
  .article-content{
    padding:28px;
  }
  .article-cover img{
    height:320px;
  }
  .footer-grid{
    grid-template-columns:1fr 1fr;
    gap:32px;
  }
}
@media (max-width: 768px){
  .site-logo{
    font-size:19px;
  }
  .header-live{
    display:none;
  }
  .main-nav{
    display:none;
    border-top:1px solid var(--border-soft);
  }
  .main-nav.open{
    display:block;
    box-shadow:0 16px 30px rgba(0,0,0,.08);
  }
  .nav-toggle{
    display:flex;
  }
  .nav-row{
    flex-direction:column;
    align-items:stretch;
    gap:0;
    padding:12px 24px 16px;
    overflow:visible;
  }
  .nav-link{
    padding:13px 0;
    border-bottom:1px solid var(--bg-soft);
    font-size:15px;
  }
  .nav-link::after{
    display:none;
  }
  .nav-link.active{
    color:var(--accent-600);
    background:rgba(232,163,61,.08);
    border-radius:8px;
    padding-left:12px;
    padding-right:12px;
  }
  .article-hero{
    padding:52px 0 44px;
  }
  .article-hero h1{
    font-size:28px;
  }
  .article-layout{
    grid-template-columns:1fr;
    padding-top:32px;
    padding-bottom:56px;
  }
  .article-sidebar{
    position:static;
    order:2;
  }
  .article-cover img{
    height:220px;
  }
  .article-content{
    padding:22px;
  }
  .cta-box{
    padding:44px 24px;
  }
  .cta-box h2{
    font-size:24px;
  }
  .cta-actions{
    flex-direction:column;
    align-items:center;
  }
  .cta-actions .btn{
    width:100%;
    max-width:280px;
  }
  .footer-bottom .container{
    flex-direction:column;
    text-align:center;
  }
}
@media (max-width: 520px){
  .container{
    padding:0 16px;
  }
  .section-head h2{
    font-size:24px;
  }
  .related-grid{
    grid-template-columns:1fr;
  }
  .article-meta{
    gap:10px;
  }
  .meta-item{
    font-size:12px;
    padding:5px 10px;
  }
  .footer-grid{
    grid-template-columns:1fr;
    gap:28px;
  }
  .not-found-box{
    padding:40px 20px;
  }
}

/* roulang page: category3 */
:root {
  --primary: #e63946;
  --primary-dark: #c62a35;
  --accent: #ff6b35;
  --accent-light: #ffb703;
  --dark: #0d1b2a;
  --dark-2: #1b263b;
  --bg: #f7f9fc;
  --bg-alt: #eef2f7;
  --card-bg: #ffffff;
  --text: #1c2b3a;
  --text-weak: #5c6b7a;
  --border: #e2e8f0;
  --radius: 16px;
  --radius-sm: 10px;
  --shadow-sm: 0 2px 8px rgba(13, 27, 42, .06);
  --shadow-md: 0 8px 30px rgba(13, 27, 42, .10);
  --shadow-lg: 0 20px 60px rgba(13, 27, 42, .14);
  --transition: all .25s ease;
}

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

html {
  scroll-behavior: smooth;
}

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

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

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

ul,
ol {
  list-style: none;
}

button,
input,
textarea {
  font-family: inherit;
  border: none;
  outline: none;
}

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

/* ===== Header ===== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: #fff;
  box-shadow: 0 2px 14px rgba(13, 27, 42, .07);
}

.top-ticker {
  background: linear-gradient(90deg, var(--primary), var(--accent));
  color: #fff;
  font-size: 13px;
}

.ticker-row {
  display: flex;
  align-items: center;
  gap: 14px;
  min-height: 40px;
}

.ticker-label {
  display: flex;
  align-items: center;
  gap: 6px;
  font-weight: 700;
  white-space: nowrap;
}

.ticker-label i {
  font-size: 14px;
}

.ticker-list {
  flex: 1;
  display: flex;
  align-items: center;
  gap: 28px;
  overflow: hidden;
  white-space: nowrap;
}

.ticker-list span {
  opacity: .92;
}

.ticker-list span::before {
  content: "▸ ";
  color: var(--accent-light);
}

.ticker-cta {
  color: #fff;
  font-weight: 600;
  white-space: nowrap;
  border-left: 1px solid rgba(255, 255, 255, .35);
  padding-left: 14px;
  display: flex;
  align-items: center;
  gap: 6px;
}

.ticker-cta:hover {
  color: var(--accent-light);
}

.header-main {
  background: #fff;
}

.header-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 66px;
  gap: 24px;
}

.logo {
  font-size: 1.55rem;
  font-weight: 800;
  color: var(--primary);
  letter-spacing: -.5px;
  line-height: 1;
  white-space: nowrap;
}

.logo span {
  color: var(--accent);
}

.header-tools {
  display: flex;
  align-items: center;
  gap: 14px;
}

.search-form {
  display: flex;
  align-items: center;
  border: 1px solid var(--border);
  border-radius: 40px;
  overflow: hidden;
  background: var(--bg);
  transition: var(--transition);
}

.search-form:focus-within {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(230, 57, 70, .12);
}

.search-form input {
  background: transparent;
  padding: 8px 14px;
  font-size: 14px;
  width: 170px;
  color: var(--text);
}

.search-form input::placeholder {
  color: #9aa8b6;
}

.search-form button {
  background: var(--primary);
  color: #fff;
  padding: 0 15px;
  height: 36px;
  cursor: pointer;
  font-size: 14px;
  transition: var(--transition);
}

.search-form button:hover {
  background: var(--primary-dark);
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 28px;
  border-radius: 40px;
  font-weight: 600;
  font-size: .95rem;
  border: 2px solid transparent;
  cursor: pointer;
  transition: var(--transition);
  line-height: 1.4;
}

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

.btn-primary:hover {
  background: var(--primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(230, 57, 70, .35);
}

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

.btn-accent:hover {
  background: #ff8f3d;
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(255, 107, 53, .35);
}

.btn-ghost {
  background: transparent;
  color: #fff;
  border-color: rgba(255, 255, 255, .6);
}

.btn-ghost:hover {
  background: rgba(255, 255, 255, .12);
  transform: translateY(-2px);
}

.btn-small {
  padding: 8px 18px;
  font-size: .85rem;
}

.btn-header {
  background: var(--primary);
  color: #fff;
  padding: 8px 20px;
  border-radius: 40px;
  font-size: .88rem;
  font-weight: 600;
  transition: var(--transition);
}

.btn-header:hover {
  background: var(--primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 6px 18px rgba(230, 57, 70, .3);
}

.menu-toggle {
  display: none;
  background: var(--dark);
  color: #fff;
  width: 40px;
  height: 40px;
  border-radius: 10px;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 18px;
}

/* ===== Nav ===== */
.main-nav {
  background: var(--dark);
}

.nav-row {
  display: flex;
  align-items: center;
  gap: 6px;
  min-height: 48px;
  overflow-x: auto;
  scrollbar-width: none;
}

.nav-row::-webkit-scrollbar {
  display: none;
}

.nav-link {
  color: rgba(255, 255, 255, .82);
  font-size: 15px;
  font-weight: 500;
  padding: 11px 20px;
  border-radius: 10px 10px 0 0;
  white-space: nowrap;
  transition: var(--transition);
  position: relative;
}

.nav-link:hover {
  color: #fff;
  background: rgba(255, 255, 255, .08);
}

.nav-link.active {
  color: #fff;
  background: var(--primary);
  font-weight: 700;
}

.nav-link.active::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: 0;
  transform: translateX(-50%);
  width: 20px;
  height: 3px;
  background: var(--accent-light);
  border-radius: 3px 3px 0 0;
}

/* ===== Hero ===== */
.page-hero {
  position: relative;
  background: url("/assets/images/backpic/back-2.png") center center / cover no-repeat;
  padding: 96px 0 120px;
  color: #fff;
}

.page-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(115deg, rgba(13, 27, 42, .88) 30%, rgba(230, 57, 70, .55) 100%);
}

.page-hero .container {
  position: relative;
  z-index: 1;
}

.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  color: rgba(255, 255, 255, .8);
  margin-bottom: 22px;
  flex-wrap: wrap;
}

.breadcrumb a {
  color: rgba(255, 255, 255, .9);
}

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

.breadcrumb i {
  font-size: 11px;
  color: rgba(255, 255, 255, .5);
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  background: rgba(255, 255, 255, .18);
  border: 1px solid rgba(255, 255, 255, .3);
  padding: 7px 18px;
  border-radius: 30px;
  font-size: 14px;
  font-weight: 600;
  margin-bottom: 20px;
  backdrop-filter: blur(6px);
}

.hero-badge i {
  color: var(--accent-light);
}

.page-hero h1 {
  font-size: 2.9rem;
  font-weight: 800;
  line-height: 1.2;
  margin-bottom: 16px;
}

.page-hero .hero-sub {
  font-size: 1.1rem;
  max-width: 680px;
  color: rgba(255, 255, 255, .9);
  margin-bottom: 30px;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
}

.hero-stats {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-top: 40px;
  flex-wrap: wrap;
}

.stat {
  background: rgba(255, 255, 255, .16);
  border: 1px solid rgba(255, 255, 255, .22);
  padding: 9px 22px;
  border-radius: 30px;
  font-size: 14px;
  font-weight: 600;
  backdrop-filter: blur(6px);
}

/* ===== Countdown ===== */
.countdown-section {
  margin-top: -58px;
  position: relative;
  z-index: 2;
}

.countdown-card {
  background: #fff;
  border-radius: 20px;
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 26px 34px;
  border-top: 4px solid var(--accent);
  flex-wrap: wrap;
  gap: 18px;
}

.countdown-info {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}

.live-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--primary);
  color: #fff;
  padding: 6px 16px;
  border-radius: 30px;
  font-size: 13px;
  font-weight: 700;
  animation: pulse 1.6s infinite;
}

@keyframes pulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(230, 57, 70, .45); }
  50% { box-shadow: 0 0 0 8px rgba(230, 57, 70, 0); }
}

.countdown-title {
  font-weight: 700;
  font-size: 1.05rem;
  color: var(--dark);
}

.countdown-timer {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 1.7rem;
  font-weight: 800;
  color: var(--primary);
  font-variant-numeric: tabular-nums;
}

.countdown-timer .cd-box {
  background: var(--dark);
  color: #fff;
  border-radius: 10px;
  padding: 4px 10px;
  min-width: 44px;
  text-align: center;
  font-size: 1.5rem;
}

.countdown-timer .cd-sep {
  color: var(--text-weak);
  font-weight: 700;
}

.countdown-card .btn {
  white-space: nowrap;
}

/* ===== Section ===== */
.section {
  padding: 86px 0;
}

.section.bg-alt {
  background: var(--bg-alt);
}

.section-head {
  text-align: center;
  max-width: 660px;
  margin: 0 auto 52px;
}

.section-tag {
  display: inline-block;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 1px;
  color: var(--primary);
  background: rgba(230, 57, 70, .1);
  padding: 5px 16px;
  border-radius: 30px;
  margin-bottom: 14px;
}

.section-head h2 {
  font-size: 2.2rem;
  font-weight: 800;
  color: var(--dark);
  margin-bottom: 10px;
  line-height: 1.25;
}

.section-head p {
  color: var(--text-weak);
  font-size: 1rem;
}

/* ===== Steps ===== */
.steps-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.step-card {
  background: var(--card-bg);
  border-radius: var(--radius);
  padding: 30px 26px;
  border: 1px solid var(--border);
  position: relative;
  transition: var(--transition);
}

.step-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-md);
  border-color: rgba(230, 57, 70, .3);
}

.step-num {
  font-size: 3rem;
  font-weight: 800;
  color: rgba(230, 57, 70, .18);
  line-height: 1;
  margin-bottom: 18px;
  font-style: italic;
}

.step-card h3 {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 10px;
  color: var(--dark);
}

.step-card p {
  color: var(--text-weak);
  font-size: .92rem;
}

/* ===== Guide Cards ===== */
.cards-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 26px;
}

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

.guide-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-md);
}

.card-img-wrap {
  position: relative;
  overflow: hidden;
  height: 185px;
  flex-shrink: 0;
}

.card-img-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .4s ease;
}

.guide-card:hover .card-img-wrap img {
  transform: scale(1.05);
}

.card-tag {
  position: absolute;
  top: 14px;
  left: 14px;
  background: rgba(230, 57, 70, .92);
  color: #fff;
  padding: 5px 14px;
  border-radius: 20px;
  font-size: 12px;
  font-weight: 600;
  backdrop-filter: blur(4px);
}

.card-body {
  padding: 22px 22px 20px;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.card-body h3 {
  font-size: 1.06rem;
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 8px;
  line-height: 1.4;
}

.card-body p {
  color: var(--text-weak);
  font-size: .9rem;
  flex: 1;
}

.card-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 16px;
  padding-top: 14px;
  border-top: 1px solid var(--border);
  color: var(--text-weak);
  font-size: .83rem;
}

.card-meta a {
  color: var(--primary);
  font-weight: 600;
  font-size: .85rem;
}

.card-meta a:hover {
  color: var(--primary-dark);
}

/* ===== Featured ===== */
.featured-wrap {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 26px;
}

.feature-card {
  display: flex;
  gap: 18px;
  background: var(--card-bg);
  border-radius: var(--radius);
  padding: 16px;
  border: 1px solid var(--border);
  transition: var(--transition);
  align-items: stretch;
}

.feature-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-4px);
}

.feature-card img {
  width: 190px;
  height: 132px;
  object-fit: cover;
  border-radius: 12px;
  flex-shrink: 0;
}

.feature-content {
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.feature-content .feature-tagline {
  display: inline-flex;
  align-self: flex-start;
  gap: 6px;
  font-size: 12px;
  color: var(--primary);
  background: rgba(230, 57, 70, .1);
  padding: 3px 10px;
  border-radius: 20px;
  margin-bottom: 8px;
  font-weight: 600;
}

.feature-content h3 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 6px;
  line-height: 1.4;
}

.feature-content p {
  color: var(--text-weak);
  font-size: .86rem;
  margin-bottom: 10px;
}

.feature-content .feature-more {
  color: var(--primary);
  font-weight: 600;
  font-size: .85rem;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.feature-content .feature-more:hover {
  color: var(--primary-dark);
}

/* ===== FAQ ===== */
.faq-wrap {
  max-width: 820px;
  margin: 0 auto;
}

.faq-item {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 14px;
  margin-bottom: 14px;
  overflow: hidden;
  transition: var(--transition);
}

.faq-item.open {
  border-color: rgba(230, 57, 70, .45);
  box-shadow: var(--shadow-sm);
}

.faq-question {
  padding: 18px 24px;
  font-weight: 600;
  font-size: .95rem;
  color: var(--dark);
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  user-select: none;
}

.faq-question i {
  color: var(--primary);
  font-size: 14px;
  transition: transform .3s ease;
  flex-shrink: 0;
}

.faq-item.open .faq-question i {
  transform: rotate(180deg);
}

.faq-answer {
  padding: 0 24px 20px;
  color: var(--text-weak);
  font-size: .9rem;
  line-height: 1.8;
  display: none;
  border-top: 1px dashed var(--border);
  margin: 0 24px;
  padding: 16px 0 20px;
}

.faq-item.open .faq-answer {
  display: block;
}

/* ===== CTA ===== */
.cta-section {
  background: linear-gradient(135deg, var(--dark), var(--dark-2));
  position: relative;
  overflow: hidden;
}

.cta-section::before {
  content: "";
  position: absolute;
  width: 420px;
  height: 420px;
  background: radial-gradient(circle, rgba(230, 57, 70, .35), transparent 70%);
  top: -120px;
  right: -100px;
}

.cta-section::after {
  content: "";
  position: absolute;
  width: 360px;
  height: 360px;
  background: radial-gradient(circle, rgba(255, 107, 53, .28), transparent 70%);
  bottom: -120px;
  left: -80px;
}

.cta-inner {
  position: relative;
  z-index: 1;
  text-align: center;
  padding: 84px 0;
  color: #fff;
}

.cta-inner .cta-tag {
  display: inline-block;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 1px;
  color: var(--accent-light);
  background: rgba(255, 183, 3, .15);
  padding: 5px 16px;
  border-radius: 30px;
  margin-bottom: 16px;
}

.cta-inner h2 {
  font-size: 2.3rem;
  font-weight: 800;
  margin-bottom: 14px;
}

.cta-inner p {
  color: rgba(255, 255, 255, .75);
  max-width: 540px;
  margin: 0 auto 30px;
  font-size: 1.02rem;
}

.cta-actions {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
}

.cta-note {
  margin-top: 22px;
  font-size: .85rem;
  color: rgba(255, 255, 255, .5);
}

/* ===== Footer ===== */
.site-footer {
  background: var(--dark);
  color: rgba(255, 255, 255, .72);
  padding-top: 60px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr 1fr;
  gap: 44px;
  padding-bottom: 40px;
}

.footer-logo {
  font-size: 1.45rem;
  font-weight: 800;
  color: #fff;
  letter-spacing: -.3px;
}

.footer-brand p {
  margin-top: 14px;
  font-size: .9rem;
  max-width: 280px;
  line-height: 1.7;
}

.footer-col h4 {
  color: #fff;
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 18px;
}

.footer-col a {
  display: block;
  padding: 5px 0;
  color: rgba(255, 255, 255, .62);
  font-size: .9rem;
  transition: var(--transition);
}

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

.footer-contact p {
  font-size: .9rem;
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.footer-contact p i {
  color: var(--accent-light);
  width: 16px;
  text-align: center;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, .1);
  padding: 20px 0;
  font-size: .85rem;
}

.footer-bottom .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.footer-bottom a {
  color: rgba(255, 255, 255, .8);
}

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

/* ===== Responsive ===== */
@media (max-width: 1024px) {
  .container {
    padding: 0 20px;
  }

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

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

  .featured-wrap {
    grid-template-columns: 1fr;
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 32px;
  }

  .search-form input {
    width: 130px;
  }
}

@media (max-width: 768px) {
  .section {
    padding: 64px 0;
  }

  .header-row {
    min-height: 58px;
  }

  .search-form {
    display: none;
  }

  .menu-toggle {
    display: flex;
  }

  .main-nav {
    background: var(--dark);
  }

  .nav-row {
    min-height: 44px;
    gap: 4px;
  }

  .nav-link {
    padding: 10px 16px;
    font-size: 14px;
  }

  .page-hero {
    padding: 68px 0 100px;
  }

  .page-hero h1 {
    font-size: 2.2rem;
  }

  .hero-sub {
    font-size: 1rem;
  }

  .countdown-section {
    margin-top: -44px;
  }

  .countdown-card {
    padding: 20px;
  }

  .countdown-timer {
    font-size: 1.35rem;
  }

  .countdown-timer .cd-box {
    font-size: 1.2rem;
    min-width: 38px;
    padding: 4px 8px;
  }

  .feature-card {
    flex-direction: column;
  }

  .feature-card img {
    width: 100%;
    height: 170px;
  }

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

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

@media (max-width: 520px) {
  .container {
    padding: 0 16px;
  }

  .ticker-list span:nth-child(2) {
    display: none;
  }

  .ticker-cta {
    font-size: 12px;
  }

  .logo {
    font-size: 1.3rem;
  }

  .btn-header {
    display: none;
  }

  .page-hero {
    padding: 54px 0 86px;
  }

  .page-hero h1 {
    font-size: 1.75rem;
  }

  .hero-sub {
    font-size: .92rem;
  }

  .hero-actions .btn {
    width: 100%;
    justify-content: center;
  }

  .hero-stats {
    gap: 10px;
  }

  .stat {
    padding: 7px 14px;
    font-size: 12px;
  }

  .countdown-card {
    flex-direction: column;
    align-items: flex-start;
  }

  .countdown-info {
    width: 100%;
  }

  .countdown-card .btn {
    width: 100%;
    justify-content: center;
  }

  .countdown-timer {
    align-self: flex-end;
  }

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

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

  .section-head h2 {
    font-size: 1.6rem;
  }

  .cta-inner h2 {
    font-size: 1.7rem;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 26px;
  }

  .footer-col h4 {
    margin-bottom: 12px;
  }

  .footer-bottom .container {
    gap: 4px;
  }
}

@media (min-width: 1600px) {
  .container {
    max-width: 1320px;
  }
}

/* roulang page: category2 */
:root {
  --primary: #0f1f3d;
  --primary-dark: #081226;
  --primary-light: #1b3a6b;
  --accent: #ff6b2c;
  --accent-light: #ff9a55;
  --accent-gold: #ffb347;
  --bg: #f4f6fb;
  --card: #ffffff;
  --text: #10203f;
  --muted: #5b6b85;
  --border: #e3e8f0;
  --radius-lg: 20px;
  --radius-md: 14px;
  --radius-sm: 9px;
  --shadow-sm: 0 2px 10px rgba(15, 31, 61, 0.06);
  --shadow-md: 0 8px 30px rgba(15, 31, 61, 0.10);
  --shadow-lg: 0 20px 60px rgba(15, 31, 61, 0.15);
  --transition: all 0.3s ease;
  --container: 1200px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

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

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

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

ul, ol {
  list-style: none;
}

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

/* ========== 顶部导航 ========== */
.main-nav {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(15, 31, 61, 0.96);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  box-shadow: 0 4px 20px rgba(8, 18, 38, 0.35);
}

.nav-row {
  display: flex;
  align-items: center;
  gap: 32px;
  height: 72px;
}

.nav-brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 22px;
  font-weight: 800;
  color: #ffffff;
  letter-spacing: 0.5px;
  white-space: nowrap;
  flex-shrink: 0;
}

.nav-brand i {
  color: var(--accent-gold);
  font-size: 20px;
}

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

.nav-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 18px;
  border-radius: 999px;
  color: rgba(255, 255, 255, 0.78);
  font-size: 15px;
  font-weight: 600;
  letter-spacing: 0.3px;
  transition: var(--transition);
}

.nav-link:hover {
  color: #ffffff;
  background: rgba(255, 255, 255, 0.1);
  transform: translateY(-1px);
}

.nav-link.active {
  color: #ffffff;
  background: linear-gradient(135deg, var(--accent), var(--accent-gold));
  box-shadow: 0 4px 16px rgba(255, 107, 44, 0.35);
}

.nav-toggle {
  display: none;
  background: rgba(255, 255, 255, 0.1);
  width: 44px;
  height: 44px;
  border-radius: 10px;
  color: #ffffff;
  font-size: 18px;
  align-items: center;
  justify-content: center;
}

.nav-toggle:focus {
  outline: 2px solid rgba(255, 255, 255, 0.6);
  outline-offset: 2px;
}

/* ========== 首屏 ========== */
.page-hero {
  position: relative;
  background: linear-gradient(120deg, rgba(8, 18, 38, 0.94), rgba(15, 31, 61, 0.82)), url('/assets/images/backpic/back-2.png') center/cover no-repeat;
  padding: 120px 0 96px;
  color: #ffffff;
  overflow: hidden;
}

.page-hero::before {
  content: "";
  position: absolute;
  top: -120px;
  right: -80px;
  width: 420px;
  height: 420px;
  background: radial-gradient(circle, rgba(255, 107, 44, 0.25), transparent 65%);
  pointer-events: none;
}

.page-hero::after {
  content: "";
  position: absolute;
  bottom: -100px;
  left: -60px;
  width: 360px;
  height: 360px;
  background: radial-gradient(circle, rgba(255, 179, 71, 0.15), transparent 60%);
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 780px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255, 107, 44, 0.18);
  border: 1px solid rgba(255, 107, 44, 0.4);
  color: var(--accent-gold);
  border-radius: 999px;
  padding: 8px 18px;
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 1px;
  margin-bottom: 24px;
  animation: fadeInUp 0.7s ease both;
}

.hero-content h1 {
  font-size: 48px;
  line-height: 1.2;
  font-weight: 800;
  margin-bottom: 20px;
  letter-spacing: 1px;
  animation: fadeInUp 0.7s ease 0.1s both;
}

.hero-content h1 span {
  display: block;
  background: linear-gradient(135deg, var(--accent-light), var(--accent-gold));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-content p {
  font-size: 18px;
  color: rgba(255, 255, 255, 0.82);
  max-width: 620px;
  margin-bottom: 36px;
  animation: fadeInUp 0.7s ease 0.2s both;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-bottom: 40px;
  animation: fadeInUp 0.7s ease 0.3s both;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 14px 30px;
  border-radius: 999px;
  font-size: 16px;
  font-weight: 700;
  letter-spacing: 0.5px;
  transition: var(--transition);
  cursor: pointer;
}

.btn:focus-visible {
  outline: 3px solid var(--accent-gold);
  outline-offset: 3px;
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent), var(--accent-gold));
  color: #ffffff;
  box-shadow: 0 8px 24px rgba(255, 107, 44, 0.35);
}

.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 32px rgba(255, 107, 44, 0.48);
}

.btn-ghost {
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.35);
  color: #ffffff;
  backdrop-filter: blur(6px);
}

.btn-ghost:hover {
  background: rgba(255, 255, 255, 0.18);
  border-color: rgba(255, 255, 255, 0.6);
  transform: translateY(-3px);
}

.hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
  padding-top: 28px;
  border-top: 1px solid rgba(255, 255, 255, 0.15);
  animation: fadeInUp 0.7s ease 0.4s both;
}

.hero-meta span {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  color: rgba(255, 255, 255, 0.75);
}

.hero-meta i {
  color: var(--accent-gold);
  font-size: 16px;
}

@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(24px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ========== 数据统计 ========== */
.stats-bar {
  position: relative;
  z-index: 5;
  margin-top: -40px;
  padding-bottom: 40px;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.stat-card {
  background: #ffffff;
  border-radius: var(--radius-md);
  padding: 28px 24px;
  text-align: center;
  box-shadow: var(--shadow-md);
  border: 1px solid rgba(227, 232, 240, 0.7);
  transition: var(--transition);
}

.stat-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
}

.stat-num {
  font-size: 42px;
  font-weight: 800;
  color: var(--primary);
  line-height: 1.2;
  background: linear-gradient(135deg, var(--primary-light), var(--accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.stat-label {
  margin-top: 6px;
  font-size: 14px;
  color: var(--muted);
  font-weight: 500;
}

/* ========== 通用板块 ========== */
.section {
  padding: 72px 0;
}

.section-alt {
  background: #ffffff;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.section-head {
  text-align: center;
  max-width: 680px;
  margin: 0 auto 52px;
}

.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  font-weight: 700;
  color: var(--accent);
  background: rgba(255, 107, 44, 0.1);
  padding: 6px 16px;
  border-radius: 999px;
  letter-spacing: 1px;
  margin-bottom: 16px;
}

.section-title {
  font-size: 36px;
  font-weight: 800;
  color: var(--primary);
  line-height: 1.3;
  margin-bottom: 14px;
}

.section-subtitle {
  font-size: 16px;
  color: var(--muted);
  line-height: 1.8;
}

/* ========== 玩法类型卡片 ========== */
.play-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.play-card {
  background: #ffffff;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  display: flex;
  flex-direction: column;
}

.play-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
  border-color: transparent;
}

.play-card-img {
  position: relative;
  height: 190px;
  overflow: hidden;
}

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

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

.play-card-img::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 40%, rgba(15, 31, 61, 0.35));
}

.play-tag {
  position: absolute;
  top: 16px;
  left: 16px;
  z-index: 2;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(255, 107, 44, 0.92);
  color: #ffffff;
  font-size: 13px;
  font-weight: 700;
  padding: 5px 14px;
  border-radius: 999px;
  box-shadow: 0 4px 12px rgba(255, 107, 44, 0.35);
}

.play-card-body {
  padding: 24px;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.play-card-body h3 {
  font-size: 20px;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 10px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.play-card-body h3 i {
  color: var(--accent);
  font-size: 17px;
}

.play-card-body p {
  font-size: 14px;
  color: var(--muted);
  line-height: 1.75;
  flex: 1;
}

.play-card-link {
  margin-top: 18px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  font-weight: 700;
  color: var(--accent);
  transition: var(--transition);
}

.play-card-link:hover {
  color: var(--primary);
  gap: 12px;
}

/* ========== 热门玩法排行 ========== */
.rank-wrap {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: center;
}

.rank-cover {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  position: relative;
}

.rank-cover img {
  width: 100%;
  height: 100%;
  min-height: 420px;
  object-fit: cover;
}

.rank-cover::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(200deg, transparent 50%, rgba(15, 31, 61, 0.55));
}

.rank-cover-text {
  position: absolute;
  bottom: 24px;
  left: 24px;
  right: 24px;
  color: #ffffff;
  z-index: 2;
}

.rank-cover-text strong {
  display: block;
  font-size: 26px;
  font-weight: 800;
  margin-bottom: 6px;
}

.rank-cover-text span {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.85);
}

.rank-list {
  background: #ffffff;
  border-radius: var(--radius-lg);
  padding: 12px;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border);
}

.rank-item {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 18px 16px;
  border-radius: var(--radius-md);
  transition: var(--transition);
}

.rank-item:hover {
  background: #f8f9fd;
}

.rank-item + .rank-item {
  border-top: 1px solid #f0f2f7;
}

.rank-num {
  width: 42px;
  height: 42px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 12px;
  background: #f0f2f8;
  color: var(--primary);
  font-size: 18px;
  font-weight: 800;
}

.rank-item:nth-child(1) .rank-num {
  background: linear-gradient(135deg, #ffb347, #ff6b2c);
  color: #ffffff;
}

.rank-item:nth-child(2) .rank-num {
  background: linear-gradient(135deg, #9db8db, #657ea6);
  color: #ffffff;
}

.rank-item:nth-child(3) .rank-num {
  background: linear-gradient(135deg, #d9a066, #b5772e);
  color: #ffffff;
}

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

.rank-info h4 {
  font-size: 16px;
  font-weight: 700;
  color: var(--primary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.rank-info p {
  font-size: 13px;
  color: var(--muted);
  margin-top: 2px;
}

.rank-status {
  font-size: 12px;
  font-weight: 700;
  flex-shrink: 0;
  padding: 5px 12px;
  border-radius: 999px;
  background: rgba(52, 199, 89, 0.12);
  color: #2fa84a;
}

.rank-status.hot {
  background: rgba(255, 107, 44, 0.12);
  color: var(--accent);
}

.rank-status.live {
  background: rgba(49, 130, 246, 0.12);
  color: #3182f6;
}

/* ========== 参与流程 ========== */
.steps-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 28px;
  counter-reset: step;
}

.step-item {
  position: relative;
  background: #ffffff;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  padding: 36px 28px;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  text-align: left;
}

.step-item:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-md);
}

.step-num {
  width: 56px;
  height: 56px;
  border-radius: 16px;
  background: linear-gradient(135deg, var(--primary-light), var(--primary));
  color: #ffffff;
  font-size: 24px;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  box-shadow: 0 8px 20px rgba(15, 31, 61, 0.25);
}

.step-item h3 {
  font-size: 19px;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 10px;
}

.step-item p {
  font-size: 14px;
  color: var(--muted);
  line-height: 1.75;
}

.step-item::after {
  content: "";
  position: absolute;
  top: 50%;
  right: -18px;
  width: 24px;
  height: 2px;
  background: linear-gradient(90deg, var(--accent), transparent);
}

.step-item:last-child::after {
  display: none;
}

/* ========== 实时动态 ========== */
.live-section {
  background: linear-gradient(135deg, #081226, #102c55);
  color: #ffffff;
  position: relative;
  overflow: hidden;
}

.live-section::before {
  content: "";
  position: absolute;
  inset: 0;
  background: url('/assets/images/backpic/back-3.png') center/cover no-repeat;
  opacity: 0.18;
}

.live-section .container {
  position: relative;
  z-index: 2;
}

.section-title.light {
  color: #ffffff;
}

.live-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
}

.live-card {
  background: rgba(255, 255, 255, 0.07);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius-lg);
  padding: 32px;
}

.live-card-title {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 24px;
}

.live-card-title i {
  color: var(--accent-gold);
}

.countdown-box {
  background: rgba(0, 0, 0, 0.25);
  border-radius: var(--radius-md);
  padding: 20px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 14px;
  margin-bottom: 20px;
}

.countdown-label {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.8);
}

.countdown-time {
  display: flex;
  gap: 8px;
  align-items: center;
}

.countdown-time .cd-item {
  background: rgba(255, 255, 255, 0.15);
  border-radius: 8px;
  padding: 8px 14px;
  font-size: 22px;
  font-weight: 800;
  color: #ffffff;
  min-width: 48px;
  text-align: center;
}

.countdown-time span {
  font-size: 18px;
  color: rgba(255, 255, 255, 0.6);
}

.event-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  font-size: 14px;
  color: rgba(255, 255, 255, 0.78);
}

.event-meta i {
  color: var(--accent-gold);
  margin-right: 4px;
}

.timeline {
  position: relative;
  padding-left: 24px;
}

.timeline::before {
  content: "";
  position: absolute;
  left: 6px;
  top: 4px;
  bottom: 4px;
  width: 2px;
  background: linear-gradient(180deg, var(--accent), rgba(255, 255, 255, 0.2));
}

.timeline-item {
  position: relative;
  padding: 10px 0 18px 18px;
}

.timeline-item::before {
  content: "";
  position: absolute;
  left: -23px;
  top: 16px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--accent);
  border: 2px solid #ffffff;
  box-shadow: 0 0 0 4px rgba(255, 107, 44, 0.3);
}

.timeline-item p {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.86);
}

.timeline-item span {
  font-size: 12px;
  color: rgba(255, 255, 255, 0.5);
}

/* ========== FAQ ========== */
.faq-wrap {
  max-width: 820px;
  margin: 0 auto;
}

.faq-item {
  background: #ffffff;
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
  margin-bottom: 16px;
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}

.faq-item:hover {
  box-shadow: var(--shadow-md);
}

.faq-item.active {
  border-color: rgba(255, 107, 44, 0.4);
}

.faq-question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 20px 24px;
  width: 100%;
  background: none;
  text-align: left;
  font-size: 16px;
  font-weight: 700;
  color: var(--primary);
  cursor: pointer;
}

.faq-question .faq-icon {
  flex-shrink: 0;
  width: 30px;
  height: 30px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: rgba(255, 107, 44, 0.12);
  color: var(--accent);
  font-size: 14px;
  transition: var(--transition);
}

.faq-item.active .faq-icon {
  transform: rotate(45deg);
  background: var(--accent);
  color: #ffffff;
}

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

.faq-answer-inner {
  padding: 0 24px 22px;
  font-size: 14px;
  color: var(--muted);
  line-height: 1.85;
  border-top: 1px solid #f0f2f7;
  padding-top: 18px;
  margin-top: 0;
}

/* ========== CTA ========== */
.cta-section {
  padding: 96px 0;
  background: linear-gradient(135deg, rgba(8, 18, 38, 0.92), rgba(27, 58, 107, 0.88)), url('/assets/images/backpic/back-1.png') center/cover no-repeat;
  color: #ffffff;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.cta-section::after {
  content: "";
  position: absolute;
  top: -80px;
  right: -80px;
  width: 300px;
  height: 300px;
  background: radial-gradient(circle, rgba(255, 107, 44, 0.3), transparent 65%);
}

.cta-inner {
  max-width: 680px;
  margin: 0 auto;
  position: relative;
  z-index: 2;
}

.cta-inner h2 {
  font-size: 38px;
  font-weight: 800;
  margin-bottom: 16px;
  line-height: 1.3;
}

.cta-inner p {
  font-size: 16px;
  color: rgba(255, 255, 255, 0.82);
  margin-bottom: 32px;
}

.cta-actions {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 14px;
}

/* ========== 页脚 ========== */
.site-footer {
  background: var(--primary-dark);
  color: rgba(255, 255, 255, 0.68);
  padding-top: 64px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr 1.2fr;
  gap: 48px;
  padding-bottom: 48px;
}

.footer-logo {
  font-size: 24px;
  font-weight: 800;
  color: #ffffff;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 14px;
}

.footer-logo i {
  color: var(--accent-gold);
}

.footer-brand p {
  font-size: 14px;
  line-height: 1.8;
  max-width: 280px;
}

.footer-col h4 {
  font-size: 16px;
  font-weight: 700;
  color: #ffffff;
  margin-bottom: 18px;
}

.footer-col a {
  display: block;
  font-size: 14px;
  color: rgba(255, 255, 255, 0.65);
  padding: 5px 0;
  transition: var(--transition);
}

.footer-col a:hover {
  color: var(--accent-gold);
  padding-left: 6px;
}

.footer-contact p {
  font-size: 14px;
  padding: 5px 0;
  color: rgba(255, 255, 255, 0.65);
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding: 20px 0;
}

.footer-bottom .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
}

.footer-bottom p {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.55);
}

.footer-bottom a {
  color: rgba(255, 255, 255, 0.8);
}

.footer-bottom a:hover {
  color: var(--accent-gold);
}

/* ========== 响应式 ========== */
@media (max-width: 1024px) {
  .play-grid {
    grid-template-columns: repeat(2, 1fr);
  }

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

  .step-item::after {
    display: none;
  }

  .rank-wrap,
  .live-grid {
    grid-template-columns: 1fr;
  }

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

@media (max-width: 768px) {
  .main-nav {
    position: sticky;
  }

  .nav-row {
    height: 64px;
    gap: 14px;
  }

  .nav-brand {
    font-size: 18px;
  }

  .nav-toggle {
    display: flex;
    margin-left: auto;
  }

  .nav-links {
    display: none;
    position: absolute;
    top: 64px;
    left: 0;
    right: 0;
    background: var(--primary-dark);
    flex-direction: column;
    align-items: stretch;
    padding: 16px;
    gap: 6px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    box-shadow: 0 20px 40px rgba(8, 18, 38, 0.5);
  }

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

  .nav-link {
    justify-content: center;
    padding: 14px 16px;
  }

  .hero-content h1 {
    font-size: 32px;
  }

  .hero-content p {
    font-size: 16px;
  }

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

  .section-title {
    font-size: 28px;
  }

  .section {
    padding: 56px 0;
  }

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

  .cta-inner h2 {
    font-size: 28px;
  }
}

@media (max-width: 520px) {
  .container {
    padding: 0 16px;
  }

  .hero-content h1 {
    font-size: 28px;
  }

  .hero-meta {
    gap: 14px;
  }

  .hero-meta span {
    font-size: 13px;
  }

  .btn {
    width: 100%;
    padding: 13px 20px;
  }

  .stats-grid {
    grid-template-columns: 1fr 1fr;
    gap: 12px;
  }

  .stat-card {
    padding: 18px 12px;
  }

  .stat-num {
    font-size: 30px;
  }

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

  .rank-item {
    flex-wrap: wrap;
  }

  .rank-status {
    margin-left: 58px;
  }

  .countdown-time .cd-item {
    padding: 6px 10px;
    font-size: 18px;
    min-width: 40px;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .footer-bottom .container {
    justify-content: center;
    text-align: center;
  }

  .live-card {
    padding: 24px 18px;
  }

  .live-card-title {
    font-size: 16px;
  }
}