/* roulang page: index */
/* ===== Design Variables ===== */
:root {
  --primary: #4f46f5;
  --primary-dark: #3a33c9;
  --primary-light: #eef2ff;
  --accent: #ff6b35;
  --accent-light: #fff2ec;
  --bg: #f6f7fb;
  --bg-dark: #0e1428;
  --bg-card: #ffffff;
  --text-main: #18203a;
  --text-body: #404a5c;
  --text-weak: #8890a3;
  --border: #e5e8f0;
  --radius-lg: 22px;
  --radius-md: 14px;
  --radius-sm: 9px;
  --shadow-sm: 0 3px 14px rgba(28, 36, 70, .05);
  --shadow-md: 0 10px 34px rgba(28, 36, 70, .09);
  --shadow-lg: 0 18px 50px rgba(28, 36, 70, .13);
  --container-w: 1200px;
  --header-h: 74px;
  --transition: .3s cubic-bezier(.25, .8, .25, 1);
}

/* ===== Base Reset ===== */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  background: var(--bg);
  color: var(--text-body);
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Segoe UI", Roboto, "Helvetica Neue", sans-serif;
  font-size: 16px;
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
img { max-width: 100%; display: block; }
input, button, textarea { font: inherit; color: inherit; background: none; border: none; outline: none; }
button { cursor: pointer; }

::placeholder { color: var(--text-weak); opacity: 1; }

:focus-visible {
  outline: 3px solid rgba(79, 70, 245, .45);
  outline-offset: 2px;
  border-radius: 4px;
}

/* ===== Container ===== */
.container {
  max-width: var(--container-w);
  margin: 0 auto;
  padding: 0 24px;
}

/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  padding: 14px 30px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 15px;
  line-height: 1.2;
  transition: var(--transition);
  white-space: nowrap;
}
.btn i { font-size: 14px; }
.btn-primary {
  background: var(--primary);
  color: #fff;
  box-shadow: 0 8px 22px rgba(79, 70, 245, .32);
}
.btn-primary:hover {
  background: var(--primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 12px 30px rgba(79, 70, 245, .38);
}
.btn-outline {
  border: 1.5px solid rgba(255, 255, 255, .65);
  color: #fff;
}
.btn-outline:hover {
  background: rgba(255, 255, 255, .14);
  border-color: #fff;
  transform: translateY(-2px);
}
.btn-ghost {
  background: rgba(79, 70, 245, .1);
  color: var(--primary);
}
.btn-ghost:hover {
  background: rgba(79, 70, 245, .18);
}
.btn-block { width: 100%; }
.btn-lg { padding: 17px 38px; font-size: 16px; }
.btn-light {
  background: #fff;
  color: var(--primary-dark);
  box-shadow: 0 8px 24px rgba(12, 18, 40, .16);
}
.btn-light:hover {
  background: rgba(255, 255, 255, .92);
  transform: translateY(-2px);
}

/* ===== Section ===== */
.section {
  padding: 88px 0;
}
.section-head {
  text-align: center;
  max-width: 680px;
  margin: 0 auto 48px;
}
.section-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 7px 18px;
  border-radius: 999px;
  background: var(--primary-light);
  color: var(--primary);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: .5px;
  margin-bottom: 18px;
}
.section-title {
  font-size: clamp(26px, 4vw, 38px);
  line-height: 1.3;
  color: var(--text-main);
  font-weight: 700;
  margin-bottom: 16px;
}
.section-desc {
  font-size: 16px;
  color: var(--text-weak);
  line-height: 1.8;
}

/* ===== Header / Nav ===== */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  height: var(--header-h);
  background: rgba(13, 18, 36, .35);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border-bottom: 1px solid rgba(255, 255, 255, .12);
  transition: var(--transition);
}
.site-header.scrolled {
  background: rgba(255, 255, 255, .93);
  backdrop-filter: blur(22px);
  -webkit-backdrop-filter: blur(22px);
  border-bottom: 1px solid rgba(230, 233, 242, .8);
  box-shadow: 0 4px 28px rgba(20, 30, 62, .07);
}
.header-inner {
  height: var(--header-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.nav-logo {
  font-size: 21px;
  font-weight: 800;
  color: #fff;
  letter-spacing: .5px;
  display: flex;
  align-items: center;
  gap: 10px;
  white-space: nowrap;
  transition: var(--transition);
}
.nav-logo i {
  font-size: 22px;
  color: var(--accent);
}
.site-header.scrolled .nav-logo { color: var(--text-main); }

.nav-links {
  display: flex;
  align-items: center;
  gap: 4px;
}
.nav-link {
  padding: 9px 16px;
  border-radius: 999px;
  font-size: 15px;
  font-weight: 500;
  color: rgba(255, 255, 255, .85);
  transition: var(--transition);
  white-space: nowrap;
}
.nav-link:hover { color: #fff; background: rgba(255, 255, 255, .12); }
.nav-link.active {
  color: #fff;
  background: rgba(255, 255, 255, .2);
  font-weight: 600;
}
.site-header.scrolled .nav-link { color: var(--text-main); }
.site-header.scrolled .nav-link:hover { background: rgba(79, 70, 245, .08); color: var(--primary); }
.site-header.scrolled .nav-link.active {
  background: var(--primary);
  color: #fff;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 16px;
}
.nav-search {
  display: flex;
  align-items: center;
  background: rgba(255, 255, 255, .14);
  border: 1px solid rgba(255, 255, 255, .22);
  border-radius: 999px;
  padding: 0 6px 0 16px;
  height: 42px;
  transition: var(--transition);
}
.nav-search input {
  width: 150px;
  font-size: 14px;
  color: #fff;
  background: transparent;
}
.nav-search input::placeholder { color: rgba(255, 255, 255, .55); }
.nav-search button {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: rgba(255, 255, 255, .18);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  transition: var(--transition);
}
.nav-search button:hover { background: var(--accent); }
.site-header.scrolled .nav-search {
  background: rgba(30, 40, 80, .06);
  border-color: var(--border);
}
.site-header.scrolled .nav-search input { color: var(--text-main); }
.site-header.scrolled .nav-search input::placeholder { color: var(--text-weak); }
.site-header.scrolled .nav-search button { background: rgba(79, 70, 245, .12); color: var(--primary); }
.site-header.scrolled .nav-search button:hover { background: var(--primary); color: #fff; }

.nav-toggle {
  display: none;
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: rgba(255, 255, 255, .14);
  color: #fff;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  transition: var(--transition);
}
.site-header.scrolled .nav-toggle { background: rgba(30, 40, 80, .1); color: var(--text-main); }

/* ===== Hero ===== */
.hero {
  position: relative;
  min-height: 620px;
  display: flex;
  align-items: center;
  padding-top: var(--header-h);
  background:
    linear-gradient(115deg, rgba(10, 15, 40, .88) 0%, rgba(10, 15, 40, .6) 46%, rgba(10, 15, 36, .3) 100%),
    url('/assets/images/backpic/back-1.png') center center / cover no-repeat;
  overflow: hidden;
}
.hero .container {
  display: grid;
  grid-template-columns: 1fr 380px;
  gap: 60px;
  align-items: center;
  padding-top: 52px;
  padding-bottom: 68px;
}
.hero-content { color: #fff; }
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: rgba(255, 255, 255, .12);
  border: 1px solid rgba(255, 255, 255, .18);
  backdrop-filter: blur(8px);
  padding: 8px 18px;
  border-radius: 999px;
  font-size: 13px;
  font-weight: 500;
  color: rgba(255, 255, 255, .92);
  margin-bottom: 24px;
}
.hero-badge i { color: #ffd166; }
.hero h1 {
  font-size: clamp(34px, 5vw, 54px);
  line-height: 1.2;
  font-weight: 800;
  margin-bottom: 18px;
  letter-spacing: .5px;
}
.hero h1 span {
  background: linear-gradient(135deg, #ffd166, #ff9a5a);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.hero p {
  font-size: 17px;
  color: rgba(255, 255, 255, .82);
  max-width: 520px;
  margin-bottom: 32px;
  line-height: 1.85;
}
.hero-btns {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 38px;
}
.hero-tags {
  display: flex;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
}
.hero-tags li {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  color: rgba(255, 255, 255, .78);
}
.hero-tags li i { color: #57e6b0; }

/* hero right card */
.hero-card {
  background: rgba(255, 255, 255, .97);
  backdrop-filter: blur(14px);
  border-radius: var(--radius-lg);
  box-shadow: 0 20px 60px rgba(8, 12, 32, .35);
  padding: 26px;
  color: var(--text-main);
  position: relative;
}
.hero-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 24px;
  right: 24px;
  height: 4px;
  border-radius: 0 0 8px 8px;
  background: linear-gradient(90deg, var(--primary), var(--accent), #ffd166);
}
.hero-card-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 14px;
}
.hero-card-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--accent-light);
  color: var(--accent);
  font-size: 12px;
  font-weight: 600;
  padding: 5px 12px;
  border-radius: 999px;
}
.hero-card-badge i { font-size: 10px; }
.hero-card-time {
  font-size: 12px;
  color: var(--text-weak);
}
.hero-card h3 {
  font-size: 19px;
  font-weight: 700;
  margin-bottom: 6px;
  color: var(--text-main);
}
.hero-card-desc {
  font-size: 13px;
  color: var(--text-weak);
  margin-bottom: 18px;
  line-height: 1.6;
}
.countdown {
  display: flex;
  gap: 12px;
  margin-bottom: 20px;
}
.countdown-item {
  flex: 1;
  text-align: center;
  background: var(--primary-light);
  border-radius: var(--radius-md);
  padding: 14px 8px;
}
.countdown-item span {
  display: block;
  font-size: 28px;
  font-weight: 800;
  color: var(--primary);
  font-variant-numeric: tabular-nums;
}
.countdown-item small {
  font-size: 12px;
  color: var(--text-weak);
  margin-top: 2px;
  display: block;
}
.hero-card .btn { margin-top: 2px; }

/* ===== Feature ===== */
.features {
  background: var(--bg);
}
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.feature-card {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  padding: 38px 30px;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}
.feature-card::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--primary), var(--accent));
  opacity: 0;
  transition: var(--transition);
}
.feature-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-md);
}
.feature-card:hover::after { opacity: 1; }
.feature-icon {
  width: 60px;
  height: 60px;
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  margin-bottom: 22px;
}
.feature-icon.purple { background: var(--primary-light); color: var(--primary); }
.feature-icon.orange { background: var(--accent-light); color: var(--accent); }
.feature-icon.green { background: #e7f7f0; color: #0aa06e; }
.feature-card h3 {
  font-size: 19px;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 10px;
}
.feature-card p {
  font-size: 14px;
  color: var(--text-weak);
  line-height: 1.75;
}

/* ===== Category Cards ===== */
.categories {
  background: #fff;
}
.category-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.category-card {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  min-height: 300px;
  display: flex;
  align-items: flex-end;
}
.category-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
}
.category-card img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .6s ease;
}
.category-card:hover img { transform: scale(1.05); }
.category-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(13, 18, 36, .08) 0%, rgba(13, 18, 36, .75) 76%, rgba(13, 18, 36, .9) 100%);
  z-index: 1;
}
.category-body {
  position: relative;
  z-index: 2;
  padding: 30px;
  width: 100%;
  color: #fff;
}
.category-body .cat-icon {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: rgba(255, 255, 255, .18);
  backdrop-filter: blur(6px);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  margin-bottom: 16px;
  border: 1px solid rgba(255, 255, 255, .2);
}
.category-body h3 { font-size: 21px; font-weight: 700; margin-bottom: 8px; }
.category-body p {
  font-size: 13px;
  color: rgba(255, 255, 255, .78);
  line-height: 1.7;
  margin-bottom: 16px;
}
.category-link {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-size: 14px;
  font-weight: 600;
  color: #fff;
  background: rgba(255, 255, 255, .16);
  border: 1px solid rgba(255, 255, 255, .22);
  padding: 8px 18px;
  border-radius: 999px;
  transition: var(--transition);
}
.category-link:hover {
  background: rgba(255, 255, 255, .28);
  transform: translateX(3px);
}

/* ===== News ===== */
.news-section { background: var(--bg); }
.news-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 26px;
}
.news-card {
  display: flex;
  flex-direction: column;
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  padding: 30px;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}
.news-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: rgba(79, 70, 245, .25);
}
.news-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 14px;
  flex-wrap: wrap;
}
.news-tag {
  background: var(--primary-light);
  color: var(--primary);
  padding: 4px 14px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 600;
}
.news-date {
  font-size: 12px;
  color: var(--text-weak);
  display: flex;
  align-items: center;
  gap: 5px;
}
.news-card h3 {
  font-size: 18px;
  font-weight: 700;
  color: var(--text-main);
  line-height: 1.5;
  margin-bottom: 10px;
  transition: var(--transition);
}
.news-card:hover h3 { color: var(--primary); }
.news-card p {
  font-size: 14px;
  color: var(--text-weak);
  line-height: 1.75;
  margin-bottom: 18px;
  flex: 1;
}
.news-link {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-size: 14px;
  font-weight: 600;
  color: var(--primary);
  transition: var(--transition);
}
.news-link:hover { gap: 12px; color: var(--primary-dark); }
.news-empty {
  grid-column: 1 / -1;
  text-align: center;
  padding: 48px 20px;
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  border: 1px dashed var(--border);
  color: var(--text-weak);
  font-size: 15px;
}
.news-more {
  text-align: center;
  margin-top: 42px;
}

/* ===== Stats ===== */
.stats-section {
  background: var(--bg-dark);
  position: relative;
  overflow: hidden;
}
.stats-section::before {
  content: '';
  position: absolute;
  width: 400px;
  height: 400px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(79, 70, 245, .3), transparent 70%);
  top: -140px;
  right: -80px;
}
.stats-section::after {
  content: '';
  position: absolute;
  width: 300px;
  height: 300px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255, 107, 53, .2), transparent 70%);
  bottom: -110px;
  left: -60px;
}
.stats-inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 36px;
}
.stats-section .section-eyebrow {
  background: rgba(255, 255, 255, .12);
  color: #fff;
}
.stats-section .section-title { color: #fff; }
.stats-section .section-desc { color: rgba(255, 255, 255, .55); }
.stat-item {
  text-align: center;
  padding: 32px 16px;
  background: rgba(255, 255, 255, .04);
  border: 1px solid rgba(255, 255, 255, .08);
  border-radius: var(--radius-lg);
  transition: var(--transition);
}
.stat-item:hover { background: rgba(255, 255, 255, .08); transform: translateY(-3px); }
.stat-item i {
  font-size: 26px;
  color: #ffd166;
  margin-bottom: 14px;
}
.stat-num {
  font-size: 40px;
  font-weight: 800;
  color: #fff;
  display: block;
  line-height: 1.2;
  font-variant-numeric: tabular-nums;
  letter-spacing: -1px;
}
.stat-num small { font-size: 20px; font-weight: 600; }
.stat-label {
  display: block;
  color: rgba(255, 255, 255, .6);
  font-size: 14px;
  margin-top: 6px;
}

/* ===== Flow / Timeline ===== */
.flow-section { background: #fff; }
.flow-grid {
  position: relative;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
}
.flow-grid::before {
  content: '';
  position: absolute;
  top: 50px;
  left: 8%;
  right: 8%;
  height: 2px;
  background: linear-gradient(90deg, var(--primary), var(--accent), #ffd166);
  opacity: .5;
  z-index: 0;
}
.flow-step {
  position: relative;
  z-index: 1;
  text-align: center;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px 20px;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}
.flow-step:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-md);
}
.flow-icon {
  width: 62px;
  height: 62px;
  margin: 0 auto 20px;
  border-radius: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  background: var(--primary-light);
  color: var(--primary);
}
.flow-step:nth-child(2) .flow-icon { background: var(--accent-light); color: var(--accent); }
.flow-step:nth-child(3) .flow-icon { background: #e9f7f0; color: #0aa06e; }
.flow-step:nth-child(4) .flow-icon { background: #fff7e6; color: #e6a23c; }
.flow-step h3 { font-size: 17px; font-weight: 700; color: var(--text-main); margin-bottom: 8px; }
.flow-step p { font-size: 13px; color: var(--text-weak); }
.flow-num {
  position: absolute;
  top: -14px;
  left: 50%;
  transform: translateX(-50%);
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--primary);
  color: #fff;
  font-size: 13px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 12px rgba(79, 70, 245, .35);
}

/* ===== Showcase ===== */
.showcase-section {
  background: var(--bg);
}
.showcase-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: center;
}
.showcase-figure {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}
.showcase-figure img {
  width: 100%;
  height: 420px;
  object-fit: cover;
}
.showcase-figure::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(20deg, rgba(13, 18, 36, .2), transparent 70%);
}
.showcase-body h2 {
  font-size: clamp(24px, 3.5vw, 34px);
  line-height: 1.35;
  color: var(--text-main);
  font-weight: 700;
  margin-bottom: 14px;
}
.showcase-body > p {
  color: var(--text-weak);
  font-size: 15px;
  line-height: 1.8;
  margin-bottom: 28px;
}
.showcase-list li {
  display: flex;
  gap: 16px;
  padding: 16px 0;
  border-bottom: 1px solid var(--border);
}
.showcase-list li:last-child { border-bottom: none; }
.showcase-list i {
  flex-shrink: 0;
  width: 38px;
  height: 38px;
  border-radius: 12px;
  background: var(--primary-light);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
}
.showcase-list h4 { font-size: 16px; font-weight: 600; color: var(--text-main); margin-bottom: 4px; }
.showcase-list p { font-size: 13px; color: var(--text-weak); }

/* ===== FAQ ===== */
.faq-section { background: #fff; }
.faq-wrap {
  max-width: 800px;
  margin: 0 auto;
}
.faq-item {
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  margin-bottom: 14px;
  background: var(--bg-card);
  transition: var(--transition);
  overflow: hidden;
}
.faq-item:hover { border-color: rgba(79, 70, 245, .3); }
.faq-item summary {
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 22px 26px;
  cursor: pointer;
  font-size: 16px;
  font-weight: 600;
  color: var(--text-main);
  transition: var(--transition);
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary i {
  color: var(--primary);
  transition: transform .3s;
  font-size: 14px;
  flex-shrink: 0;
}
.faq-item[open] summary i {
  transform: rotate(180deg);
}
.faq-item[open] summary {
  border-bottom: 1px solid var(--border);
}
.faq-content {
  padding: 4px 26px 22px;
  font-size: 14px;
  color: var(--text-weak);
  line-height: 1.85;
}

/* ===== CTA ===== */
.cta-section {
  position: relative;
  background: url('/assets/images/backpic/back-2.png') center center / cover no-repeat;
  padding: 100px 0;
  text-align: center;
}
.cta-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(115deg, rgba(13, 18, 36, .92), rgba(79, 70, 245, .78));
  backdrop-filter: blur(2px);
}
.cta-inner {
  position: relative;
  z-index: 1;
  max-width: 700px;
  margin: 0 auto;
  color: #fff;
}
.cta-inner h2 {
  font-size: clamp(28px, 4vw, 42px);
  font-weight: 800;
  line-height: 1.3;
  margin-bottom: 16px;
}
.cta-inner p {
  font-size: 16px;
  color: rgba(255, 255, 255, .8);
  margin-bottom: 34px;
  line-height: 1.8;
}
.cta-btns {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}
.cta-note {
  margin-top: 24px;
  font-size: 13px;
  color: rgba(255, 255, 255, .6);
}

/* ===== Footer ===== */
.site-footer {
  background: var(--bg-dark);
  color: rgba(255, 255, 255, .65);
  padding: 60px 0 0;
}
.footer-top {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.4fr;
  gap: 40px;
  padding-bottom: 46px;
  border-bottom: 1px solid rgba(255, 255, 255, .08);
}
.footer-brand .nav-logo { color: #fff; margin-bottom: 16px; }
.footer-brand p {
  font-size: 13px;
  line-height: 1.8;
  color: rgba(255, 255, 255, .5);
  max-width: 260px;
}
.footer-title {
  font-size: 15px;
  font-weight: 600;
  color: #fff;
  margin-bottom: 18px;
}
.footer-links li { margin-bottom: 10px; }
.footer-links a {
  font-size: 14px;
  color: rgba(255, 255, 255, .56);
  transition: var(--transition);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.footer-links a:hover { color: #fff; padding-left: 4px; }
.footer-contact li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  margin-bottom: 12px;
  font-size: 14px;
  color: rgba(255, 255, 255, .56);
}
.footer-contact i {
  margin-top: 5px;
  color: var(--primary);
  width: 16px;
  text-align: center;
}
.footer-bottom {
  padding: 22px 0;
  text-align: center;
  font-size: 13px;
  color: rgba(255, 255, 255, .4);
}
.footer-bottom a {
  color: rgba(255, 255, 255, .55);
  transition: var(--transition);
}
.footer-bottom a:hover { color: #fff; }

/* ===== Responsive ===== */
@media (max-width: 1024px) {
  .hero .container { grid-template-columns: 1fr 340px; gap: 40px; }
  .stats-inner { grid-template-columns: repeat(2, 1fr); gap: 24px; }
  .flow-grid { grid-template-columns: repeat(2, 1fr); gap: 24px; }
  .flow-grid::before { display: none; }
  .footer-top { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 900px) {
  .nav-links {
    position: fixed;
    top: var(--header-h);
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: stretch;
    background: rgba(255, 255, 255, .98);
    backdrop-filter: blur(20px);
    padding: 12px 24px 22px;
    box-shadow: 0 20px 40px rgba(10, 16, 40, .18);
    gap: 4px;
    transform: translateY(-12px);
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
    border-top: 1px solid var(--border);
  }
  .nav-links.open {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
  }
  .nav-links .nav-link,
  .site-header.scrolled .nav-links .nav-link {
    color: var(--text-main);
    background: transparent;
    padding: 14px 16px;
    border-radius: 12px;
    font-size: 15px;
    border-bottom: 1px solid rgba(230, 233, 242, .5);
  }
  .nav-links .nav-link:last-child { border-bottom: none; }
  .nav-links .nav-link:hover { background: var(--primary-light); color: var(--primary); }
  .nav-links .nav-link.active {
    background: var(--primary);
    color: #fff;
    font-weight: 600;
  }
  .nav-toggle { display: flex; }
  .nav-search { display: none; }
  .hero .container { grid-template-columns: 1fr; padding-top: 40px; }
  .hero-card { max-width: 420px; }
  .features-grid { grid-template-columns: 1fr; }
  .category-grid { grid-template-columns: repeat(2, 1fr); }
  .news-grid { grid-template-columns: 1fr; }
  .showcase-grid { grid-template-columns: 1fr; gap: 32px; }
  .showcase-figure img { height: 320px; }
  .section { padding: 66px 0; }
}

@media (max-width: 560px) {
  .container { padding: 0 18px; }
  .hero { min-height: 540px; }
  .hero h1 { font-size: 32px; }
  .hero-btns .btn { width: 100%; justify-content: center; }
  .category-grid { grid-template-columns: 1fr; }
  .category-card { min-height: 240px; }
  .stats-inner { grid-template-columns: 1fr 1fr; gap: 14px; }
  .stats-section .stat-num { font-size: 30px; }
  .flow-grid { grid-template-columns: 1fr; }
  .footer-top { grid-template-columns: 1fr; gap: 30px; }
  .countdown { gap: 8px; }
  .countdown-item { padding: 10px 6px; }
  .countdown-item span { font-size: 22px; }
  .section { padding: 52px 0; }
}

/* roulang page: category1 */
:root {
      --primary: #7c3aed;
      --primary-dark: #5b21b6;
      --primary-light: #a78bfa;
      --primary-soft: #ede9fe;
      --accent: #f59e0b;
      --accent-dark: #d97706;
      --accent-soft: #fef3c7;
      --bg: #f8fafc;
      --bg-white: #ffffff;
      --bg-alt: #f1f5f9;
      --text: #1e293b;
      --text-weak: #64748b;
      --border: #e2e8f0;
      --border-light: #f1f5f9;
      --shadow-sm: 0 1px 2px rgba(15, 23, 42, .06);
      --shadow-md: 0 4px 16px rgba(15, 23, 42, .08);
      --shadow-lg: 0 12px 32px rgba(15, 23, 42, .12);
      --shadow-primary: 0 8px 24px rgba(124, 58, 237, .18);
      --radius-sm: 8px;
      --radius-md: 14px;
      --radius-lg: 20px;
      --radius-full: 999px;
      --space-1: .25rem;
      --space-2: .5rem;
      --space-3: .75rem;
      --space-4: 1rem;
      --space-5: 1.5rem;
      --space-6: 2rem;
      --space-8: 3rem;
      --space-10: 4rem;
      --space-12: 5rem;
      --font-family: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
      --container: 1200px;
      --header-height: 72px;
      --transition: .25s cubic-bezier(.4, 0, .2, 1);
    }

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

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

    body {
      font-family: var(--font-family);
      background: var(--bg);
      color: var(--text);
      line-height: 1.65;
      -webkit-font-smoothing: antialiased;
      overflow-x: hidden;
    }

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

    img {
      max-width: 100%;
      height: auto;
      display: block;
      border-radius: var(--radius-md);
    }

    ul,
    ol {
      list-style: none;
    }

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

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

    .container {
      max-width: var(--container);
      margin: 0 auto;
      padding-left: 24px;
      padding-right: 24px;
      width: 100%;
    }

    .site-header {
      position: fixed;
      top: 0;
      left: 0;
      right: 0;
      z-index: 1000;
      height: var(--header-height);
      background: rgba(15, 23, 42, .42);
      backdrop-filter: blur(16px) saturate(180%);
      -webkit-backdrop-filter: blur(16px) saturate(180%);
      border-bottom: 1px solid rgba(255, 255, 255, .14);
      transition: background var(--transition), box-shadow var(--transition);
    }

    .site-header.scrolled {
      background: rgba(255, 255, 255, .94);
      backdrop-filter: blur(20px) saturate(200%);
      -webkit-backdrop-filter: blur(20px) saturate(200%);
      border-bottom-color: var(--border);
      box-shadow: 0 4px 24px rgba(15, 23, 42, .08);
    }

    .site-header.scrolled .nav-logo,
    .site-header.scrolled .nav-link,
    .site-header.scrolled .nav-search input {
      color: var(--text);
    }

    .site-header.scrolled .nav-search input::placeholder {
      color: var(--text-weak);
    }

    .header-inner {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 24px;
      height: 100%;
    }

    .nav-logo {
      display: flex;
      align-items: center;
      gap: 10px;
      font-size: 1.18rem;
      font-weight: 700;
      letter-spacing: .5px;
      color: #fff;
      white-space: nowrap;
    }

    .nav-logo i {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      width: 38px;
      height: 38px;
      background: linear-gradient(135deg, var(--primary), var(--accent));
      border-radius: var(--radius-sm);
      color: #fff;
      font-size: 1rem;
      box-shadow: 0 4px 12px rgba(124, 58, 237, .3);
    }

    .nav-links {
      display: flex;
      align-items: center;
      gap: 8px;
    }

    .nav-link {
      position: relative;
      display: inline-flex;
      align-items: center;
      padding: 8px 16px;
      font-size: .92rem;
      font-weight: 500;
      color: rgba(255, 255, 255, .86);
      border-radius: var(--radius-full);
      transition: background var(--transition), color var(--transition);
    }

    .nav-link:hover {
      background: rgba(255, 255, 255, .12);
      color: #fff;
    }

    .site-header.scrolled .nav-link:hover {
      background: var(--primary-soft);
      color: var(--primary);
    }

    .nav-link.active {
      background: rgba(255, 255, 255, .2);
      color: #fff;
      font-weight: 600;
    }

    .site-header.scrolled .nav-link.active {
      background: var(--primary);
      color: #fff;
      box-shadow: 0 4px 12px rgba(124, 58, 237, .24);
    }

    .nav-actions {
      display: flex;
      align-items: center;
      gap: 8px;
    }

    .nav-search {
      display: flex;
      align-items: center;
      background: rgba(255, 255, 255, .16);
      border: 1px solid rgba(255, 255, 255, .2);
      border-radius: var(--radius-full);
      padding: 4px 4px 4px 16px;
      transition: background var(--transition), border-color var(--transition);
    }

    .site-header.scrolled .nav-search {
      background: var(--bg-alt);
      border-color: var(--border);
    }

    .nav-search input {
      background: transparent;
      border: none;
      color: #fff;
      font-size: .86rem;
      width: 130px;
      transition: width var(--transition);
    }

    .nav-search input::placeholder {
      color: rgba(255, 255, 255, .72);
    }

    .nav-search input:focus {
      width: 165px;
    }

    .nav-search button {
      display: flex;
      align-items: center;
      justify-content: center;
      width: 32px;
      height: 32px;
      border-radius: 50%;
      background: var(--primary);
      color: #fff;
      transition: background var(--transition), transform var(--transition);
    }

    .nav-search button:hover {
      background: var(--primary-dark);
      transform: scale(1.04);
    }

    .nav-toggle {
      display: none;
      align-items: center;
      justify-content: center;
      width: 40px;
      height: 40px;
      border-radius: var(--radius-sm);
      color: #fff;
      background: rgba(255, 255, 255, .12);
      font-size: 1.1rem;
      transition: background var(--transition);
    }

    .site-header.scrolled .nav-toggle {
      color: var(--text);
      background: var(--bg-alt);
    }

    .nav-toggle:hover {
      background: rgba(255, 255, 255, .22);
    }

    .site-header.scrolled .nav-toggle:hover {
      background: var(--border);
    }

    .page-hero {
      position: relative;
      min-height: 440px;
      display: flex;
      align-items: center;
      padding: calc(var(--header-height) + 72px) 0 72px;
      background: linear-gradient(135deg, rgba(30, 27, 75, .88), rgba(76, 29, 149, .72)),
                  url('/assets/images/backpic/back-2.png') center/cover no-repeat;
      color: #fff;
      text-align: center;
    }

    .page-hero::after {
      content: '';
      position: absolute;
      inset: 0;
      background: linear-gradient(to bottom, transparent 65%, var(--bg) 100%);
      pointer-events: none;
    }

    .page-hero .container {
      position: relative;
      z-index: 2;
    }

    .hero-badge {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 6px 18px;
      background: rgba(255, 255, 255, .14);
      border: 1px solid rgba(255, 255, 255, .22);
      border-radius: var(--radius-full);
      font-size: .86rem;
      font-weight: 500;
      margin-bottom: 18px;
      backdrop-filter: blur(4px);
    }

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

    .page-hero h1 {
      font-size: clamp(2rem, 4vw, 3.2rem);
      font-weight: 700;
      line-height: 1.2;
      letter-spacing: 1px;
      margin-bottom: 16px;
    }

    .page-hero p {
      font-size: 1.06rem;
      color: rgba(255, 255, 255, .86);
      max-width: 640px;
      margin: 0 auto;
      line-height: 1.8;
    }

    .section {
      padding: var(--space-10) 0;
    }

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

    .section-head {
      text-align: center;
      max-width: 680px;
      margin: 0 auto var(--space-10);
    }

    .section-tag {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 4px 14px;
      background: var(--primary-soft);
      border-radius: var(--radius-full);
      color: var(--primary);
      font-size: .82rem;
      font-weight: 600;
      margin-bottom: 14px;
    }

    .section-head h2 {
      font-size: clamp(1.7rem, 2.8vw, 2.3rem);
      font-weight: 700;
      line-height: 1.3;
      margin-bottom: 12px;
    }

    .section-head p {
      color: var(--text-weak);
      font-size: 1rem;
      line-height: 1.75;
    }

    .timeline-section {
      background: linear-gradient(180deg, var(--bg) 0%, var(--bg-white) 100%);
    }

    .timeline {
      position: relative;
      max-width: 860px;
      margin: 0 auto;
      padding: 20px 0;
    }

    .timeline::before {
      content: '';
      position: absolute;
      left: 28px;
      top: 0;
      bottom: 0;
      width: 3px;
      background: linear-gradient(to bottom, var(--primary-light), var(--primary), var(--accent));
      border-radius: var(--radius-full);
      opacity: .6;
    }

    .timeline-item {
      position: relative;
      padding: 0 0 40px 80px;
    }

    .timeline-item:last-child {
      padding-bottom: 0;
    }

    .timeline-dot {
      position: absolute;
      left: 13px;
      top: 4px;
      width: 34px;
      height: 34px;
      background: var(--bg-white);
      border: 3px solid var(--primary);
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: .8rem;
      color: var(--primary);
      font-weight: 700;
      box-shadow: 0 0 0 6px rgba(124, 58, 237, .1);
      z-index: 1;
    }

    .timeline-item .dot-accent {
      border-color: var(--accent);
      color: var(--accent);
      box-shadow: 0 0 0 6px rgba(245, 158, 11, .12);
    }

    .timeline-card {
      background: var(--bg-white);
      border: 1px solid var(--border);
      border-radius: var(--radius-md);
      padding: 24px 26px;
      box-shadow: var(--shadow-sm);
      transition: box-shadow var(--transition), transform var(--transition), border-color var(--transition);
    }

    .timeline-card:hover {
      box-shadow: var(--shadow-md);
      transform: translateY(-2px);
      border-color: var(--primary-light);
    }

    .timeline-card h3 {
      font-size: 1.14rem;
      font-weight: 600;
      margin-bottom: 10px;
      display: flex;
      align-items: center;
      gap: 10px;
    }

    .timeline-card h3 i {
      color: var(--primary);
      font-size: 1rem;
      width: 28px;
      height: 28px;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      background: var(--primary-soft);
      border-radius: var(--radius-sm);
    }

    .timeline-card p {
      color: var(--text-weak);
      font-size: .94rem;
      line-height: 1.7;
      margin-bottom: 8px;
    }

    .timeline-tip {
      display: flex;
      align-items: flex-start;
      gap: 10px;
      background: var(--accent-soft);
      border-left: 3px solid var(--accent);
      padding: 12px 16px;
      border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
      font-size: .88rem;
      color: #78350f;
      margin-top: 12px;
    }

    .timeline-tip i {
      margin-top: 3px;
      flex-shrink: 0;
    }

    .features-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }

    .feature-card {
      background: var(--bg-white);
      border: 1px solid var(--border);
      border-radius: var(--radius-lg);
      padding: 32px 28px;
      transition: box-shadow var(--transition), transform var(--transition), border-color var(--transition);
      position: relative;
      overflow: hidden;
    }

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

    .feature-card:hover {
      box-shadow: var(--shadow-lg);
      transform: translateY(-4px);
      border-color: transparent;
    }

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

    .feature-icon {
      width: 56px;
      height: 56px;
      border-radius: var(--radius-md);
      background: var(--primary-soft);
      color: var(--primary);
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 1.4rem;
      margin-bottom: 18px;
    }

    .feature-card:nth-child(2) .feature-icon {
      background: var(--accent-soft);
      color: var(--accent);
    }

    .feature-card:nth-child(3) .feature-icon {
      background: #dbeafe;
      color: #2563eb;
    }

    .feature-card h3 {
      font-size: 1.12rem;
      font-weight: 600;
      margin-bottom: 10px;
    }

    .feature-card p {
      color: var(--text-weak);
      font-size: .93rem;
      line-height: 1.7;
      margin-bottom: 16px;
    }

    .feature-link {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      font-size: .88rem;
      font-weight: 500;
      color: var(--primary);
    }

    .feature-link i {
      transition: transform var(--transition);
    }

    .feature-link:hover i {
      transform: translateX(4px);
    }

    .steps-row {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 24px;
      counter-reset: step;
    }

    .step-item {
      position: relative;
      background: var(--bg-white);
      border: 1px solid var(--border);
      border-radius: var(--radius-lg);
      padding: 28px 24px;
      text-align: center;
      transition: box-shadow var(--transition), transform var(--transition);
    }

    .step-item:hover {
      box-shadow: var(--shadow-md);
      transform: translateY(-3px);
    }

    .step-num {
      font-size: 2.2rem;
      font-weight: 800;
      background: linear-gradient(135deg, var(--primary), var(--accent));
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
      background-clip: text;
      line-height: 1.1;
      margin-bottom: 12px;
      display: block;
    }

    .step-item h4 {
      font-size: 1rem;
      font-weight: 600;
      margin-bottom: 8px;
    }

    .step-item p {
      font-size: .88rem;
      color: var(--text-weak);
      line-height: 1.6;
    }

    .step-icon {
      display: flex;
      align-items: center;
      justify-content: center;
      width: 48px;
      height: 48px;
      margin: 0 auto 16px;
      background: var(--bg);
      border-radius: var(--radius-full);
      font-size: 1.15rem;
      color: var(--primary);
    }

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

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

    .faq-item {
      background: var(--bg-white);
      border: 1px solid var(--border);
      border-radius: var(--radius-md);
      margin-bottom: 16px;
      overflow: hidden;
      transition: border-color var(--transition), box-shadow var(--transition);
    }

    .faq-item:hover {
      border-color: var(--primary-light);
      box-shadow: var(--shadow-sm);
    }

    .faq-question {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 16px;
      padding: 20px 24px;
      cursor: pointer;
      font-weight: 500;
      font-size: 1rem;
      user-select: none;
    }

    .faq-question i {
      color: var(--primary);
      transition: transform var(--transition);
      flex-shrink: 0;
    }

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

    .faq-answer {
      max-height: 0;
      overflow: hidden;
      transition: max-height .4s ease;
    }

    .faq-answer p {
      padding: 0 24px 20px;
      color: var(--text-weak);
      font-size: .93rem;
      line-height: 1.75;
      border-top: 1px solid var(--border-light);
      padding-top: 16px;
    }

    .cta-section {
      background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 55%, var(--accent) 130%);
      position: relative;
      overflow: hidden;
      padding: 80px 0;
    }

    .cta-section::before {
      content: '';
      position: absolute;
      top: -60%;
      right: -20%;
      width: 500px;
      height: 500px;
      background: radial-gradient(circle, rgba(255, 255, 255, .12) 0%, transparent 70%);
      pointer-events: none;
    }

    .cta-inner {
      position: relative;
      z-index: 2;
      text-align: center;
      max-width: 720px;
      margin: 0 auto;
    }

    .cta-inner h2 {
      font-size: clamp(1.7rem, 3vw, 2.3rem);
      color: #fff;
      font-weight: 700;
      margin-bottom: 12px;
    }

    .cta-inner p {
      color: rgba(255, 255, 255, .86);
      font-size: 1.02rem;
      margin-bottom: 32px;
    }

    .cta-buttons {
      display: flex;
      justify-content: center;
      gap: 16px;
      flex-wrap: wrap;
    }

    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      padding: 12px 28px;
      border-radius: var(--radius-full);
      font-size: .95rem;
      font-weight: 500;
      transition: all var(--transition);
      border: 1px solid transparent;
    }

    .btn-primary {
      background: #fff;
      color: var(--primary);
      box-shadow: 0 4px 16px rgba(0, 0, 0, .12);
    }

    .btn-primary:hover {
      background: var(--accent-soft);
      transform: translateY(-2px);
      box-shadow: 0 8px 24px rgba(0, 0, 0, .18);
    }

    .btn-ghost {
      background: rgba(255, 255, 255, .14);
      border-color: rgba(255, 255, 255, .3);
      color: #fff;
      backdrop-filter: blur(4px);
    }

    .btn-ghost:hover {
      background: rgba(255, 255, 255, .22);
      transform: translateY(-2px);
      border-color: rgba(255, 255, 255, .5);
    }

    .site-footer {
      background: #0f172a;
      color: #94a3b8;
      padding-top: 64px;
    }

    .footer-top {
      display: grid;
      grid-template-columns: 2fr 1fr 1fr 1.2fr;
      gap: 40px;
      padding-bottom: 48px;
      border-bottom: 1px solid rgba(148, 163, 184, .14);
    }

    .site-footer .nav-logo {
      color: #fff;
      margin-bottom: 16px;
    }

    .footer-brand p {
      font-size: .9rem;
      line-height: 1.7;
      color: #94a3b8;
      max-width: 260px;
    }

    .footer-title {
      color: #fff;
      font-size: .95rem;
      font-weight: 600;
      margin-bottom: 18px;
      letter-spacing: .5px;
    }

    .footer-links li,
    .footer-contact li {
      margin-bottom: 10px;
      font-size: .9rem;
    }

    .footer-links a {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      color: #94a3b8;
      transition: color var(--transition);
    }

    .footer-links a i {
      font-size: .7rem;
      color: var(--primary-light);
    }

    .footer-links a:hover {
      color: #fff;
    }

    .footer-contact li {
      display: flex;
      align-items: flex-start;
      gap: 10px;
    }

    .footer-contact i {
      color: var(--primary-light);
      margin-top: 4px;
    }

    .footer-bottom {
      padding: 24px 0;
      text-align: center;
      font-size: .86rem;
      color: #64748b;
    }

    .footer-bottom a {
      color: #94a3b8;
    }

    .footer-bottom a:hover {
      color: #fff;
    }

    .ticket-strip {
      position: relative;
      background: var(--bg-white);
      border: 1px solid var(--border);
      border-radius: var(--radius-lg);
      padding: 20px 0;
      overflow: hidden;
      box-shadow: var(--shadow-md);
      display: flex;
      align-items: center;
      gap: 0;
      margin: 32px auto 0;
      max-width: 860px;
    }

    .ticket-strip::before,
    .ticket-strip::after {
      content: '';
      position: absolute;
      top: 50%;
      width: 22px;
      height: 22px;
      background: var(--bg);
      border-radius: 50%;
      transform: translateY(-50%);
      z-index: 1;
    }

    .ticket-strip::before {
      left: -11px;
    }

    .ticket-strip::after {
      right: -11px;
    }

    .ticket-info {
      flex: 1;
      padding: 0 32px;
      border-right: 2px dashed var(--border);
      display: flex;
      align-items: center;
      gap: 16px;
    }

    .ticket-date {
      text-align: center;
      flex-shrink: 0;
    }

    .ticket-date .month {
      font-size: .78rem;
      color: var(--primary);
      font-weight: 600;
      text-transform: uppercase;
      background: var(--primary-soft);
      padding: 2px 10px;
      border-radius: var(--radius-full);
      margin-bottom: 2px;
    }

    .ticket-date .day {
      font-size: 2rem;
      font-weight: 800;
      color: var(--text);
      line-height: 1.1;
    }

    .ticket-detail {
      font-size: .9rem;
      color: var(--text);
    }

    .ticket-detail strong {
      display: block;
      font-size: 1rem;
      color: var(--text);
      font-weight: 600;
    }

    .ticket-meta {
      font-size: .84rem;
      color: var(--text-weak);
    }

    .ticket-status {
      flex-shrink: 0;
      padding: 0 32px;
    }

    .status-badge {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      background: #dcfce7;
      color: #15803d;
      padding: 6px 14px;
      border-radius: var(--radius-full);
      font-size: .84rem;
      font-weight: 500;
      margin-bottom: 8px;
    }

    .ticket-status span {
      display: block;
      font-size: .8rem;
      color: var(--text-weak);
      text-align: center;
    }

    .platform-info-grid {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 24px;
    }

    .info-card {
      display: flex;
      gap: 20px;
      background: var(--bg-white);
      border: 1px solid var(--border);
      border-radius: var(--radius-md);
      padding: 28px;
      transition: box-shadow var(--transition), transform var(--transition);
    }

    .info-card:hover {
      box-shadow: var(--shadow-md);
      transform: translateY(-2px);
    }

    .info-icon {
      flex-shrink: 0;
      width: 50px;
      height: 50px;
      background: var(--primary-soft);
      border-radius: var(--radius-md);
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 1.2rem;
      color: var(--primary);
    }

    .info-content h4 {
      font-size: 1.04rem;
      font-weight: 600;
      margin-bottom: 6px;
    }

    .info-content p {
      font-size: .92rem;
      color: var(--text-weak);
      line-height: 1.7;
    }

    .countdown-strip {
      display: flex;
      justify-content: center;
      gap: 16px;
      margin-top: 32px;
      flex-wrap: wrap;
    }

    .countdown-box {
      background: rgba(255, 255, 255, .14);
      border: 1px solid rgba(255, 255, 255, .24);
      border-radius: var(--radius-md);
      padding: 14px 18px;
      text-align: center;
      min-width: 80px;
      backdrop-filter: blur(8px);
    }

    .countdown-box .num {
      font-size: 1.8rem;
      font-weight: 700;
      color: #fff;
      line-height: 1.2;
    }

    .countdown-box .label {
      font-size: .76rem;
      color: rgba(255, 255, 255, .8);
      text-transform: uppercase;
      letter-spacing: .5px;
    }

    .note-panel {
      background: var(--accent-soft);
      border: 1px solid #fde68a;
      border-radius: var(--radius-md);
      padding: 20px 24px;
      display: flex;
      gap: 16px;
      align-items: flex-start;
      max-width: 860px;
      margin: 32px auto 0;
    }

    .note-panel i {
      color: var(--accent);
      font-size: 1.3rem;
      margin-top: 2px;
    }

    .note-panel strong {
      color: #78350f;
      font-weight: 600;
    }

    .note-panel p {
      color: #78350f;
      font-size: .92rem;
      line-height: 1.7;
    }

    @media (max-width: 1024px) {
      .features-grid {
        grid-template-columns: repeat(2, 1fr);
      }

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

      .platform-info-grid {
        grid-template-columns: 1fr;
      }

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

      .ticket-strip {
        flex-direction: column;
        gap: 16px;
        padding: 24px;
      }

      .ticket-info {
        flex-direction: column;
        text-align: center;
        border-right: none;
        border-bottom: 2px dashed var(--border);
        padding: 16px 24px 20px;
        width: 100%;
        gap: 10px;
      }

      .ticket-status {
        padding: 8px 24px 20px;
        text-align: center;
      }
    }

    @media (max-width: 768px) {
      :root {
        --header-height: 62px;
      }

      .header-inner {
        gap: 12px;
      }

      .nav-links {
        position: fixed;
        top: var(--header-height);
        left: 0;
        right: 0;
        flex-direction: column;
        background: rgba(15, 23, 42, .96);
        backdrop-filter: blur(20px);
        padding: 12px 20px 20px;
        gap: 4px;
        transform: translateY(-140%);
        transition: transform .35s cubic-bezier(.4, 0, .2, 1);
        border-bottom: 1px solid rgba(255, 255, 255, .1);
        box-shadow: 0 12px 32px rgba(0, 0, 0, .3);
        align-items: stretch;
      }

      .site-header.scrolled .nav-links {
        background: rgba(255, 255, 255, .98);
        border-bottom-color: var(--border);
      }

      .nav-links.open {
        transform: translateY(0);
      }

      .nav-link {
        justify-content: center;
        padding: 12px 16px;
        font-size: 1rem;
      }

      .nav-search {
        display: none;
      }

      .nav-toggle {
        display: flex;
      }

      .page-hero {
        min-height: 360px;
        padding-top: calc(var(--header-height) + 48px);
        padding-bottom: 48px;
      }

      .page-hero h1 {
        font-size: 1.8rem;
      }

      .page-hero p {
        font-size: .95rem;
      }

      .section {
        padding: var(--space-8) 0;
      }

      .section-head {
        margin-bottom: var(--space-8);
      }

      .timeline-item {
        padding-left: 64px;
      }

      .timeline::before {
        left: 20px;
      }

      .timeline-dot {
        left: 6px;
        width: 30px;
        height: 30px;
        font-size: .75rem;
      }

      .timeline-card {
        padding: 18px 20px;
      }

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

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

      .step-item {
        padding: 22px 20px;
      }

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

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

      .cta-buttons {
        flex-direction: column;
        align-items: center;
      }

      .btn {
        width: 100%;
        max-width: 300px;
      }

      .countdown-strip {
        gap: 8px;
      }

      .countdown-box {
        min-width: 60px;
        padding: 10px 12px;
      }

      .countdown-box .num {
        font-size: 1.3rem;
      }

      .note-panel {
        flex-direction: column;
        gap: 8px;
      }
    }

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

      .nav-logo {
        font-size: 1rem;
        gap: 8px;
      }

      .nav-logo i {
        width: 32px;
        height: 32px;
        font-size: .86rem;
      }

      .page-hero {
        min-height: 320px;
        padding-top: calc(var(--header-height) + 40px);
        padding-bottom: 40px;
      }

      .page-hero h1 {
        font-size: 1.5rem;
        letter-spacing: 0;
      }

      .hero-badge {
        font-size: .76rem;
        padding: 4px 12px;
      }

      .section-head h2 {
        font-size: 1.4rem;
      }

      .timeline-item {
        padding-left: 52px;
        padding-bottom: 28px;
      }

      .timeline-dot {
        width: 26px;
        height: 26px;
        font-size: .7rem;
      }

      .timeline-card h3 {
        font-size: 1rem;
      }

      .timeline-card p {
        font-size: .88rem;
      }

      .faq-question {
        padding: 16px 18px;
        font-size: .92rem;
        gap: 12px;
      }

      .faq-answer p {
        padding: 12px 18px 16px;
        font-size: .88rem;
      }

      .platform-info-grid {
        gap: 16px;
      }

      .info-card {
        padding: 20px;
        gap: 14px;
      }

      .info-icon {
        width: 42px;
        height: 42px;
        font-size: 1rem;
      }

      .info-content h4 {
        font-size: .96rem;
      }

      .info-content p {
        font-size: .86rem;
      }

      .ticket-strip {
        margin-top: 16px;
      }

      .ticket-info {
        padding: 12px 16px 16px;
      }

      .ticket-status {
        padding: 8px 16px 16px;
      }

      .countdown-box {
        min-width: 52px;
        padding: 8px 10px;
      }

      .footer-bottom {
        font-size: .8rem;
      }
    }

/* roulang page: article */
/* ==== 设计变量 ==== */
:root {
  --primary: #4f46e5;
  --primary-light: #818cf8;
  --primary-dark: #3730a3;
  --primary-soft: #eef2ff;
  --accent: #f59e0b;
  --accent-soft: #fef3c7;
  --bg: #f8fafc;
  --bg-deep: #0f172a;
  --bg-card: #ffffff;
  --text: #1e293b;
  --text-strong: #0f172a;
  --text-weak: #64748b;
  --border: #e2e8f0;
  --border-light: #f1f5f9;
  --radius-lg: 20px;
  --radius-md: 14px;
  --radius-sm: 10px;
  --shadow-sm: 0 2px 10px rgba(15, 23, 42, .06);
  --shadow-md: 0 8px 28px rgba(15, 23, 42, .10);
  --shadow-lg: 0 18px 42px rgba(79, 70, 229, .16);
  --font-main: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
}

/* ==== 基础重置 ==== */
* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-main);
  font-size: 16px;
  line-height: 1.7;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }
input { font-family: inherit; border: none; outline: none; }
ul, ol { list-style: none; }

/* ==== 容器 ==== */
.container {
  width: 100%;
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ==== 按钮 ==== */
.btn-primary,
.btn-outline {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 26px;
  border-radius: 999px;
  font-size: 15px;
  font-weight: 600;
  transition: all .25s ease;
  border: 2px solid transparent;
}
.btn-primary {
  background: var(--primary);
  color: #fff;
  box-shadow: 0 6px 18px rgba(79, 70, 229, .28);
}
.btn-primary:hover {
  background: var(--primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 10px 26px rgba(79, 70, 229, .38);
}
.btn-primary:active { transform: translateY(0); }
.btn-outline {
  border-color: var(--primary);
  color: var(--primary);
  background: transparent;
}
.btn-outline:hover {
  background: var(--primary-soft);
  border-color: var(--primary-dark);
  color: var(--primary-dark);
  transform: translateY(-2px);
}
.btn-outline:active { transform: translateY(0); }
.btn-light {
  background: #fff;
  color: var(--primary);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 26px;
  border-radius: 999px;
  font-size: 15px;
  font-weight: 600;
  transition: all .25s ease;
  box-shadow: 0 4px 14px rgba(0, 0, 0, .14);
}
.btn-light:hover { transform: translateY(-2px); box-shadow: 0 8px 22px rgba(0, 0, 0, .2); }
.btn-light:active { transform: translateY(0); }

/* ==== 导航 ==== */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, .72);
  backdrop-filter: blur(20px) saturate(160%);
  -webkit-backdrop-filter: blur(20px) saturate(160%);
  border-bottom: 1px solid rgba(226, 232, 240, .6);
  transition: background .3s ease, box-shadow .3s ease;
}
.site-header.scrolled {
  background: rgba(255, 255, 255, .94);
  box-shadow: 0 4px 24px rgba(15, 23, 42, .08);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 72px;
  gap: 20px;
}
.nav-logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 21px;
  font-weight: 800;
  color: var(--text-strong);
  white-space: nowrap;
  letter-spacing: .5px;
}
.nav-logo i {
  color: var(--primary);
  font-size: 24px;
  background: var(--primary-soft);
  width: 40px;
  height: 40px;
  border-radius: 12px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}
.nav-links {
  display: flex;
  align-items: center;
  gap: 4px;
}
.nav-link {
  display: inline-flex;
  align-items: center;
  padding: 10px 18px;
  border-radius: 999px;
  font-size: 15px;
  font-weight: 500;
  color: var(--text);
  transition: all .22s ease;
  white-space: nowrap;
}
.nav-link:hover {
  background: var(--primary-soft);
  color: var(--primary);
}
.nav-link.active {
  background: var(--primary);
  color: #fff;
  box-shadow: 0 4px 14px rgba(79, 70, 229, .28);
}
.nav-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}
.nav-search {
  display: flex;
  align-items: center;
  background: rgba(255, 255, 255, .7);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 2px 2px 2px 16px;
  transition: border-color .2s ease, box-shadow .2s ease;
}
.nav-search:focus-within {
  border-color: var(--primary-light);
  box-shadow: 0 0 0 3px rgba(79, 70, 229, .12);
}
.nav-search input {
  background: transparent;
  font-size: 14px;
  color: var(--text);
  width: 140px;
}
.nav-search input::placeholder { color: #94a3b8; }
.nav-search button {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: var(--primary);
  color: #fff;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  transition: background .2s ease;
}
.nav-search button:hover { background: var(--primary-dark); }
.nav-toggle {
  display: none;
  width: 40px;
  height: 40px;
  border-radius: 10px;
  background: var(--primary-soft);
  color: var(--primary);
  font-size: 18px;
  align-items: center;
  justify-content: center;
  transition: all .2s ease;
}
.nav-toggle:hover { background: var(--primary); color: #fff; }

/* ==== 文章 Hero ==== */
.article-hero {
  position: relative;
  padding: 172px 0 84px;
  overflow: hidden;
  background: var(--bg-deep);
}
.hero-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  opacity: .42;
}
.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(15, 23, 42, .46) 0%, rgba(15, 23, 42, .72) 100%);
}
.article-hero .container {
  position: relative;
  z-index: 2;
}
.breadcrumb {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  font-size: 14px;
  color: rgba(255, 255, 255, .76);
  margin-bottom: 18px;
}
.breadcrumb a {
  color: rgba(255, 255, 255, .76);
  transition: color .2s ease;
}
.breadcrumb a:hover { color: #fff; }
.breadcrumb i {
  font-size: 10px;
  opacity: .6;
}
.article-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(255, 255, 255, .16);
  border: 1px solid rgba(255, 255, 255, .28);
  color: #fff;
  padding: 5px 16px;
  border-radius: 999px;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: .4px;
  backdrop-filter: blur(8px);
  margin-bottom: 16px;
}
.article-badge i { color: var(--accent); }
.article-hero h1 {
  color: #fff;
  font-size: clamp(28px, 4vw, 40px);
  font-weight: 800;
  line-height: 1.3;
  max-width: 820px;
  letter-spacing: .5px;
  text-shadow: 0 4px 20px rgba(0, 0, 0, .28);
  margin-bottom: 18px;
}
.article-meta {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 22px;
  color: rgba(255, 255, 255, .78);
  font-size: 14px;
}
.article-meta span {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.article-meta i { color: var(--accent); }

/* ==== 正文 + 侧边栏 ==== */
.article-content-section {
  padding: 64px 0 72px;
  background: var(--bg);
}
.article-layout {
  display: grid;
  grid-template-columns: 1fr 340px;
  gap: 36px;
  align-items: start;
}
.article-main {
  min-width: 0;
}
.article-card {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border-light);
  padding: 44px 48px;
}
.article-body {
  font-size: 16px;
  line-height: 1.85;
  color: #334155;
}
.article-body p {
  margin-bottom: 1.25em;
}
.article-body h2,
.article-body h3 {
  color: var(--text-strong);
  font-weight: 700;
  line-height: 1.4;
  margin: 1.5em 0 .7em;
}
.article-body h2 { font-size: 22px; }
.article-body h3 { font-size: 18px; }
.article-body img {
  max-width: 100%;
  border-radius: var(--radius-md);
  margin: 18px 0;
  box-shadow: var(--shadow-sm);
}
.article-body ul,
.article-body ol {
  padding-left: 1.5em;
  margin-bottom: 1.25em;
}
.article-body ul { list-style: disc; }
.article-body ol { list-style: decimal; }
.article-body li { margin-bottom: .4em; }
.article-body blockquote {
  border-left: 4px solid var(--primary);
  background: var(--primary-soft);
  padding: 14px 20px;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  color: var(--text);
  margin-bottom: 1.25em;
}
.article-body a {
  color: var(--primary);
  font-weight: 500;
  text-decoration: underline;
  text-underline-offset: 3px;
}
.article-body a:hover { color: var(--primary-dark); }
.article-empty {
  text-align: center;
  padding: 72px 24px;
}
.article-empty i {
  font-size: 52px;
  color: #cbd5e1;
  margin-bottom: 20px;
}
.article-empty h2 {
  font-size: 26px;
  color: var(--text-strong);
  margin-bottom: 10px;
}
.article-empty p {
  color: var(--text-weak);
  margin-bottom: 28px;
}
.article-action-bar {
  margin-top: 32px;
  padding-top: 28px;
  border-top: 1px solid var(--border-light);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
}
.article-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.article-tags a {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  padding: 5px 14px;
  border-radius: 999px;
  background: var(--primary-soft);
  color: var(--primary);
  font-weight: 500;
  transition: all .2s ease;
}
.article-tags a:hover {
  background: var(--primary);
  color: #fff;
}
.article-share {
  display: flex;
  align-items: center;
  gap: 8px;
}
.article-share span {
  font-size: 14px;
  color: var(--text-weak);
}
.article-share a {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--border-light);
  color: var(--text-weak);
  font-size: 14px;
  transition: all .22s ease;
}
.article-share a:hover {
  background: var(--primary);
  color: #fff;
  transform: translateY(-2px);
}

/* ==== 侧边栏 ==== */
.article-sidebar {
  display: flex;
  flex-direction: column;
  gap: 24px;
}
.sidebar-card {
  background: var(--bg-card);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border-light);
  overflow: hidden;
}
.sidebar-card-header {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 20px 24px 0;
}
.sidebar-card-header i {
  width: 34px;
  height: 34px;
  border-radius: 10px;
  background: var(--primary-soft);
  color: var(--primary);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 15px;
}
.sidebar-card-header h3 {
  font-size: 16px;
  font-weight: 700;
  color: var(--text-strong);
}
.sidebar-card-body {
  padding: 18px 24px 22px;
}
.sidebar-list li {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 9px 0;
  border-bottom: 1px solid var(--border-light);
  font-size: 14px;
}
.sidebar-list li:last-child { border-bottom: none; }
.sidebar-list .label { color: var(--text-weak); }
.sidebar-list .value {
  color: var(--text-strong);
  font-weight: 600;
  text-align: right;
}
.sidebar-ticket {
  position: relative;
  background: linear-gradient(135deg, #eef2ff 0%, #f8fafc 100%);
  border: 1px dashed var(--primary-light);
  border-radius: var(--radius-md);
  padding: 22px 24px;
  margin: 0 24px 24px;
}
.sidebar-ticket::before,
.sidebar-ticket::after {
  content: '';
  position: absolute;
  width: 14px;
  height: 14px;
  background: var(--bg-card);
  border-radius: 50%;
  top: 50%;
  transform: translateY(-50%);
  border: 1px solid var(--primary-light);
}
.sidebar-ticket::before { left: -8px; }
.sidebar-ticket::after { right: -8px; }
.sidebar-ticket-label {
  font-size: 12px;
  color: var(--text-weak);
  letter-spacing: 1px;
  text-transform: uppercase;
  margin-bottom: 4px;
}
.sidebar-ticket-num {
  font-size: 24px;
  font-weight: 800;
  color: var(--primary);
  letter-spacing: 1px;
}
.sidebar-ticket-desc {
  font-size: 13px;
  color: var(--text-weak);
  margin-top: 4px;
}
.sidebar-cta {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 0 24px 24px;
}
.sidebar-cta .btn-primary,
.sidebar-cta .btn-outline {
  width: 100%;
}
.sidebar-links li a {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 24px;
  font-size: 14px;
  color: var(--text);
  border-bottom: 1px solid var(--border-light);
  transition: all .2s ease;
}
.sidebar-links li a:hover {
  background: var(--primary-soft);
  color: var(--primary);
  padding-left: 28px;
}
.sidebar-links li a i {
  color: var(--primary);
  font-size: 12px;
  width: 18px;
  text-align: center;
}

/* ==== 相关推荐 ==== */
.related-section {
  padding: 72px 0;
  background: var(--bg);
}
.section-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 20px;
  margin-bottom: 40px;
  flex-wrap: wrap;
}
.section-head-left {}
.section-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  font-weight: 600;
  color: var(--primary);
  letter-spacing: 1px;
  margin-bottom: 8px;
}
.section-eyebrow::before {
  content: '';
  width: 24px;
  height: 3px;
  border-radius: 2px;
  background: var(--accent);
}
.section-title {
  font-size: clamp(24px, 2.6vw, 32px);
  font-weight: 800;
  color: var(--text-strong);
  line-height: 1.3;
}
.section-desc {
  color: var(--text-weak);
  font-size: 15px;
  margin-top: 8px;
  max-width: 520px;
}
.related-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.related-card {
  position: relative;
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border-light);
  transition: all .3s ease;
}
.related-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-md);
}
.related-card-img {
  position: relative;
  height: 190px;
  overflow: hidden;
}
.related-card-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .4s ease;
}
.related-card:hover .related-card-img img {
  transform: scale(1.06);
}
.related-card-img::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 45%, rgba(15, 23, 42, .28));
}
.related-category {
  position: absolute;
  top: 14px;
  left: 14px;
  z-index: 2;
  background: rgba(255, 255, 255, .92);
  backdrop-filter: blur(8px);
  color: var(--primary);
  font-size: 12px;
  font-weight: 700;
  padding: 5px 14px;
  border-radius: 999px;
  letter-spacing: .4px;
}
.related-body {
  padding: 22px 24px 26px;
}
.related-body h3 {
  font-size: 18px;
  font-weight: 700;
  color: var(--text-strong);
  line-height: 1.45;
  margin-bottom: 8px;
  transition: color .2s ease;
}
.related-card:hover .related-body h3 {
  color: var(--primary);
}
.related-body p {
  font-size: 14px;
  color: var(--text-weak);
  line-height: 1.7;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.related-more {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  font-weight: 600;
  color: var(--primary);
  margin-top: 14px;
  transition: gap .2s ease;
}
.related-more:hover { gap: 10px; }

/* ==== 信息条 ==== */
.info-strip {
  position: relative;
  padding: 68px 0;
  background: var(--bg-deep);
  overflow: hidden;
}
.info-strip-bg {
  position: absolute;
  inset: 0;
  background: url('/assets/images/backpic/back-2.png') center/cover no-repeat;
  opacity: .28;
}
.info-strip-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(15, 23, 42, .92), rgba(79, 70, 229, .55));
}
.info-strip .container {
  position: relative;
  z-index: 2;
}
.info-strip-head {
  text-align: center;
  max-width: 620px;
  margin: 0 auto 44px;
}
.info-strip-head .section-eyebrow {
  color: var(--accent);
  justify-content: center;
}
.info-strip-head .section-eyebrow::before { background: var(--accent); }
.info-strip-head .section-title {
  color: #fff;
}
.info-strip-head .section-desc {
  color: rgba(255, 255, 255, .7);
}
.info-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.info-item {
  background: rgba(255, 255, 255, .08);
  backdrop-filter: blur(12px);
  border: 1px solid rgba(255, 255, 255, .14);
  border-radius: var(--radius-md);
  padding: 26px 20px;
  text-align: center;
  transition: all .25s ease;
}
.info-item:hover {
  background: rgba(255, 255, 255, .14);
  transform: translateY(-4px);
}
.info-item i {
  font-size: 26px;
  color: var(--accent);
  margin-bottom: 12px;
}
.info-num {
  font-size: 32px;
  font-weight: 800;
  color: #fff;
  line-height: 1.2;
}
.info-num span {
  font-size: 18px;
  color: var(--accent);
  margin-left: 2px;
}
.info-label {
  font-size: 14px;
  color: rgba(255, 255, 255, .72);
  margin-top: 6px;
}

/* ==== FAQ ==== */
.faq-section {
  padding: 76px 0;
  background: var(--bg-card);
}
.faq-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  max-width: 960px;
  margin: 0 auto;
}
.faq-item {
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: var(--bg);
  overflow: hidden;
  transition: all .22s ease;
}
.faq-item:hover {
  border-color: var(--primary-light);
  box-shadow: var(--shadow-sm);
}
.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-strong);
  cursor: pointer;
  list-style: none;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: '\f078';
  font-family: 'Font Awesome 6 Free';
  font-weight: 900;
  font-size: 13px;
  color: var(--primary);
  transition: transform .25s ease;
  flex-shrink: 0;
}
.faq-item[open] summary::after {
  transform: rotate(180deg);
}
.faq-item[open] {
  border-color: var(--primary-light);
  box-shadow: var(--shadow-sm);
  background: var(--primary-soft);
}
.faq-answer {
  padding: 0 24px 20px;
  font-size: 14px;
  color: var(--text-weak);
  line-height: 1.75;
}

/* ==== CTA ==== */
.cta-section {
  padding: 72px 0;
  background: var(--bg);
}
.cta-box {
  position: relative;
  border-radius: calc(var(--radius-lg) + 6px);
  padding: 56px 60px;
  overflow: hidden;
  background: linear-gradient(135deg, #4f46e5, #7c3aed);
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 30px;
  flex-wrap: wrap;
}
.cta-box-bg {
  position: absolute;
  inset: 0;
  background: url('/assets/images/backpic/back-3.png') center/cover no-repeat;
  opacity: .22;
  mix-blend-mode: overlay;
}
.cta-box::before {
  content: '';
  position: absolute;
  width: 260px;
  height: 260px;
  border-radius: 50%;
  background: rgba(255, 255, 255, .08);
  top: -80px;
  right: -60px;
}
.cta-box::after {
  content: '';
  position: absolute;
  width: 140px;
  height: 140px;
  border-radius: 50%;
  background: rgba(255, 255, 255, .06);
  bottom: -40px;
  left: 30%;
}
.cta-content {
  position: relative;
  z-index: 2;
  flex: 1;
  min-width: 260px;
}
.cta-content h2 {
  font-size: clamp(24px, 2.6vw, 32px);
  font-weight: 800;
  color: #fff;
  line-height: 1.35;
  margin-bottom: 10px;
}
.cta-content p {
  color: rgba(255, 255, 255, .82);
  font-size: 15px;
  max-width: 520px;
}
.cta-actions {
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
  gap: 12px;
  flex-shrink: 0;
}
.cta-actions .btn-light {
  min-width: 180px;
}
.cta-actions .btn-outline-light {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 180px;
  padding: 12px 26px;
  border-radius: 999px;
  border: 2px solid rgba(255, 255, 255, .7);
  color: #fff;
  font-size: 15px;
  font-weight: 600;
  transition: all .25s ease;
}
.cta-actions .btn-outline-light:hover {
  background: rgba(255, 255, 255, .14);
  transform: translateY(-2px);
}
.cta-actions .btn-outline-light:active { transform: translateY(0); }

/* ==== 页脚 ==== */
.site-footer {
  background: var(--bg-deep);
  padding: 56px 0 0;
  color: #cbd5e1;
}
.footer-top {
  display: grid;
  grid-template-columns: 1.3fr 1fr 1fr 1.2fr;
  gap: 36px;
  padding-bottom: 40px;
  border-bottom: 1px solid rgba(255, 255, 255, .08);
}
.footer-brand .nav-logo {
  color: #fff;
  margin-bottom: 14px;
}
.footer-brand .nav-logo i {
  background: rgba(255, 255, 255, .12);
  color: #fff;
}
.footer-brand p {
  font-size: 14px;
  color: #94a3b8;
  line-height: 1.75;
  max-width: 280px;
  margin-top: 12px;
}
.footer-title {
  font-size: 16px;
  font-weight: 700;
  color: #fff;
  margin-bottom: 18px;
  position: relative;
  padding-bottom: 10px;
}
.footer-title::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: 0;
  width: 26px;
  height: 3px;
  border-radius: 2px;
  background: var(--primary-light);
}
.footer-links li {
  margin-bottom: 10px;
}
.footer-links a {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  color: #a3b3c9;
  transition: all .2s ease;
}
.footer-links a:hover {
  color: #fff;
  padding-left: 4px;
}
.footer-links a i {
  font-size: 10px;
  color: var(--primary-light);
}
.footer-contact li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 14px;
  color: #a3b3c9;
  margin-bottom: 14px;
}
.footer-contact li i {
  width: 32px;
  height: 32px;
  border-radius: 10px;
  background: rgba(255, 255, 255, .08);
  color: var(--primary-light);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
}
.footer-bottom {
  padding: 20px 0;
  text-align: center;
  font-size: 13px;
  color: #7c8ba1;
}

/* ==== 响应式 ==== */
@media (max-width: 1024px) {
  .article-layout {
    grid-template-columns: 1fr;
  }
  .article-sidebar {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
  }
  .sidebar-ticket {
    grid-column: 1 / -1;
  }
  .related-grid {
    grid-template-columns: 1fr 1fr;
  }
  .info-grid {
    grid-template-columns: 2fr 2fr;
  }
  .footer-top {
    grid-template-columns: 1fr 1fr;
  }
  .nav-search input {
    width: 100px;
  }
}

@media (max-width: 768px) {
  .nav-links {
    position: fixed;
    top: 72px;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, .97);
    backdrop-filter: blur(18px);
    flex-direction: column;
    align-items: stretch;
    padding: 16px 24px 24px;
    gap: 4px;
    transform: translateY(-120%);
    transition: transform .3s ease;
    border-bottom: 1px solid var(--border-light);
    box-shadow: 0 16px 32px rgba(15, 23, 42, .1);
  }
  .nav-links.open {
    transform: translateY(0);
  }
  .nav-link {
    padding: 14px 16px;
    border-radius: 12px;
    font-size: 16px;
  }
  .nav-actions {
    margin-left: auto;
  }
  .nav-search input {
    width: 90px;
  }
  .nav-toggle {
    display: inline-flex;
  }
  .article-hero {
    padding: 160px 0 64px;
  }
  .article-card {
    padding: 28px 22px;
  }
  .related-grid {
    grid-template-columns: 1fr;
  }
  .info-grid {
    grid-template-columns: 1fr 1fr;
  }
  .faq-grid {
    grid-template-columns: 1fr;
  }
  .cta-box {
    padding: 40px 32px;
  }
  .footer-top {
    grid-template-columns: 1fr;
    gap: 28px;
  }
  .article-action-bar {
    flex-direction: column;
    align-items: flex-start;
  }
}

@media (max-width: 520px) {
  .container {
    padding: 0 16px;
  }
  .nav-logo {
    font-size: 17px;
  }
  .nav-logo i {
    width: 34px;
    height: 34px;
    font-size: 17px;
  }
  .nav-search {
    display: none;
  }
  .article-hero {
    padding: 150px 0 52px;
  }
  .article-hero h1 {
    font-size: 26px;
  }
  .article-meta {
    gap: 12px;
  }
  .article-card {
    padding: 22px 16px;
  }
  .article-sidebar {
    grid-template-columns: 1fr;
  }
  .related-section {
    padding: 52px 0;
  }
  .info-grid {
    grid-template-columns: 1fr;
  }
  .section-head {
    margin-bottom: 28px;
  }
  .cta-box {
    padding: 32px 22px;
  }
  .cta-actions {
    width: 100%;
  }
  .cta-actions .btn-light,
  .cta-actions .btn-outline-light {
    width: 100%;
  }
}

/* ==== 焦点可访问性 ==== */
a:focus-visible,
button:focus-visible,
input:focus-visible,
summary:focus-visible {
  outline: 3px solid rgba(79, 70, 229, .3);
  outline-offset: 2px;
  border-radius: 6px;
}

/* roulang page: category2 */
:root {
            --primary: #6d5ef3;
            --primary-dark: #5446d1;
            --primary-light: #eeebff;
            --secondary: #00c2a8;
            --secondary-light: #e3faf6;
            --accent: #ffb020;
            --accent-light: #fff4df;
            --bg: #f6f7fb;
            --bg-deep: #0f1029;
            --text: #1c1e2b;
            --text-weak: #6b7186;
            --border: #e5e8f0;
            --radius: 16px;
            --radius-lg: 24px;
            --radius-sm: 10px;
            --shadow: 0 10px 30px rgba(20, 22, 48, .08);
            --shadow-lg: 0 24px 60px rgba(20, 22, 48, .14);
            --shadow-primary: 0 12px 32px rgba(109, 94, 243, .28);
            --header-h: 76px;
            --space-section: 96px;
            --space-section-sm: 64px;
        }

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

        html {
            scroll-behavior: smooth;
            scroll-padding-top: var(--header-h);
        }

        body {
            font-family: 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', system-ui, -apple-system, sans-serif;
            font-size: 16px;
            line-height: 1.7;
            color: var(--text);
            background: var(--bg);
            -webkit-font-smoothing: antialiased;
        }

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

        a {
            color: inherit;
            text-decoration: none;
        }

        ul,
        ol {
            list-style: none;
        }

        button,
        input {
            font: inherit;
            border: none;
            outline: none;
            background: none;
        }

        .container {
            width: min(1200px, 92%);
            margin: 0 auto;
        }

        .section {
            padding: var(--space-section) 0;
        }

        .section-alt {
            background: #fff;
        }

        .section-head {
            max-width: 720px;
            margin-bottom: 48px;
        }

        .section-head.center {
            margin-left: auto;
            margin-right: auto;
            text-align: center;
        }

        .section-tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: var(--primary-light);
            color: var(--primary-dark);
            font-size: 13px;
            font-weight: 700;
            padding: 6px 14px;
            border-radius: 999px;
            letter-spacing: .5px;
        }

        .section-title {
            font-size: clamp(30px, 4vw, 42px);
            font-weight: 900;
            line-height: 1.25;
            margin: 14px 0 12px;
            letter-spacing: -1px;
        }

        .section-sub {
            color: var(--text-weak);
            font-size: 16px;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 13px 30px;
            border-radius: 999px;
            font-weight: 700;
            font-size: 15px;
            cursor: pointer;
            transition: all .28s ease;
            border: 1px solid transparent;
            line-height: 1.4;
        }

        .btn-primary {
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            color: #fff;
            box-shadow: var(--shadow-primary);
        }

        .btn-primary:hover {
            transform: translateY(-3px);
            box-shadow: 0 18px 40px rgba(109, 94, 243, .36);
        }

        .btn-light {
            background: rgba(255, 255, 255, .92);
            color: var(--text);
            backdrop-filter: blur(8px);
        }

        .btn-light:hover {
            transform: translateY(-3px);
            box-shadow: 0 16px 36px rgba(0, 0, 0, .18);
        }

        .btn-outline {
            border-color: var(--border);
            background: #fff;
            color: var(--text);
        }

        .btn-outline:hover {
            border-color: var(--primary);
            color: var(--primary);
            transform: translateY(-3px);
            box-shadow: var(--shadow);
        }

        .badge {
            display: inline-block;
            padding: 4px 12px;
            border-radius: 999px;
            font-size: 12px;
            font-weight: 700;
            background: var(--primary-light);
            color: var(--primary-dark);
        }

        .badge-accent {
            background: var(--accent-light);
            color: #b57b00;
        }

        .badge-green {
            background: var(--secondary-light);
            color: #008973;
        }

        /* ===== Header ===== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 100;
            height: var(--header-h);
            background: rgba(255, 255, 255, .72);
            -webkit-backdrop-filter: blur(18px) saturate(160%);
            backdrop-filter: blur(18px) saturate(160%);
            border-bottom: 1px solid rgba(255, 255, 255, .6);
            box-shadow: 0 6px 24px rgba(20, 22, 48, .05);
            transition: background .35s ease, box-shadow .35s ease;
        }

        .site-header.scrolled {
            background: rgba(255, 255, 255, .95);
            box-shadow: 0 10px 32px rgba(20, 22, 48, .1);
            border-bottom-color: var(--border);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 100%;
            gap: 20px;
        }

        .nav-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 20px;
            font-weight: 900;
            color: var(--text);
            white-space: nowrap;
        }

        .nav-logo i {
            width: 40px;
            height: 40px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 12px;
            background: linear-gradient(135deg, var(--primary), var(--secondary));
            color: #fff;
            font-size: 17px;
            box-shadow: 0 8px 20px rgba(109, 94, 243, .3);
        }

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

        .nav-link {
            position: relative;
            display: inline-flex;
            align-items: center;
            padding: 10px 20px;
            border-radius: 999px;
            font-size: 15px;
            font-weight: 500;
            color: var(--text-weak);
            transition: all .25s ease;
        }

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

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

        .nav-link.active::after {
            content: '';
            position: absolute;
            left: 50%;
            bottom: 6px;
            transform: translateX(-50%);
            width: 20px;
            height: 3px;
            border-radius: 3px;
            background: linear-gradient(90deg, var(--primary), var(--secondary));
        }

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

        .nav-search {
            display: flex;
            align-items: center;
            background: rgba(255, 255, 255, .75);
            border: 1px solid var(--border);
            border-radius: 999px;
            padding: 4px 6px 4px 18px;
            transition: box-shadow .25s ease;
        }

        .nav-search:focus-within {
            box-shadow: 0 0 0 4px rgba(109, 94, 243, .14);
            border-color: var(--primary);
        }

        .nav-search input {
            width: 160px;
            font-size: 14px;
            background: transparent;
            color: var(--text);
        }

        .nav-search input::placeholder {
            color: #a2a7bd;
        }

        .nav-search button {
            width: 34px;
            height: 34px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            color: #fff;
            cursor: pointer;
            font-size: 13px;
            transition: transform .2s ease;
        }

        .nav-search button:hover {
            transform: scale(1.06);
        }

        .nav-toggle {
            display: none;
            width: 42px;
            height: 42px;
            border-radius: 12px;
            background: var(--primary-light);
            color: var(--primary-dark);
            font-size: 18px;
            cursor: pointer;
            align-items: center;
            justify-content: center;
        }

        /* ===== Category Hero ===== */
        .cat-hero {
            position: relative;
            padding: calc(var(--header-h) + 72px) 0 80px;
            background: linear-gradient(135deg, rgba(15, 16, 41, .9), rgba(44, 32, 89, .78)), url('/assets/images/backpic/back-1.png') center/cover no-repeat;
            color: #fff;
            overflow: hidden;
        }

        .cat-hero::after {
            content: '';
            position: absolute;
            bottom: -60px;
            right: -40px;
            width: 420px;
            height: 420px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(109, 94, 243, .35), transparent 70%);
            pointer-events: none;
        }

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

        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: rgba(255, 255, 255, .7);
            margin-bottom: 22px;
        }

        .breadcrumb a {
            color: rgba(255, 255, 255, .85);
            transition: color .2s;
        }

        .breadcrumb a:hover {
            color: #fff;
        }

        .breadcrumb i {
            font-size: 10px;
            opacity: .7;
        }

        .cat-hero h1 {
            font-size: clamp(38px, 5vw, 58px);
            font-weight: 900;
            line-height: 1.15;
            letter-spacing: -2px;
            margin-bottom: 18px;
        }

        .cat-hero h1 span {
            background: linear-gradient(90deg, #a99bff, #6ef0dd);
            -webkit-background-clip: text;
            background-clip: text;
            -webkit-text-fill-color: transparent;
        }

        .cat-hero-desc {
            font-size: 17px;
            line-height: 1.8;
            color: rgba(255, 255, 255, .82);
            margin-bottom: 30px;
            max-width: 620px;
        }

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

        .hero-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 22px;
            margin-top: 34px;
            padding-top: 26px;
            border-top: 1px solid rgba(255, 255, 255, .16);
        }

        .hero-meta-item {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 14px;
            color: rgba(255, 255, 255, .78);
        }

        .hero-meta-item i {
            width: 34px;
            height: 34px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 10px;
            background: rgba(255, 255, 255, .12);
            color: #fff;
            font-size: 14px;
        }

        /* ===== Guide Entry Cards ===== */
        .guide-entry {
            position: relative;
            z-index: 5;
            margin-top: -46px;
        }

        .guide-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }

        .guide-card {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 30px 26px;
            box-shadow: var(--shadow);
            transition: all .3s ease;
            position: relative;
            overflow: hidden;
        }

        .guide-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 4px;
            background: linear-gradient(90deg, var(--primary), var(--secondary));
            opacity: 0;
            transition: opacity .3s ease;
        }

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

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

        .guide-icon {
            width: 56px;
            height: 56px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 16px;
            font-size: 22px;
            margin-bottom: 20px;
            background: var(--primary-light);
            color: var(--primary);
        }

        .guide-card:nth-child(2) .guide-icon {
            background: var(--secondary-light);
            color: var(--secondary);
        }

        .guide-card:nth-child(3) .guide-icon {
            background: var(--accent-light);
            color: #d18f00;
        }

        .guide-card:nth-child(4) .guide-icon {
            background: linear-gradient(135deg, #ff9a9e, #fad0c4);
            color: #c0392b;
        }

        .guide-card h3 {
            font-size: 19px;
            font-weight: 800;
            margin-bottom: 10px;
        }

        .guide-card p {
            font-size: 14.5px;
            color: var(--text-weak);
            line-height: 1.7;
        }

        /* ===== Steps Timeline ===== */
        .steps-section {
            background: #fff;
        }

        .steps-wrapper {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
            position: relative;
        }

        .steps-wrapper::before {
            content: '';
            position: absolute;
            top: 34px;
            left: 8%;
            right: 8%;
            height: 3px;
            border-radius: 3px;
            background: linear-gradient(90deg, var(--primary-light), var(--secondary-light));
            z-index: 0;
        }

        .step-item {
            position: relative;
            z-index: 2;
            text-align: center;
            padding: 0 10px;
        }

        .step-num {
            width: 68px;
            height: 68px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            border-radius: 20px;
            font-size: 22px;
            font-weight: 900;
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            color: #fff;
            box-shadow: 0 12px 28px rgba(109, 94, 243, .35);
            margin-bottom: 20px;
            position: relative;
        }

        .step-item:nth-child(2) .step-num {
            background: linear-gradient(135deg, var(--secondary), #009e88);
            box-shadow: 0 12px 28px rgba(0, 194, 168, .3);
        }

        .step-item:nth-child(3) .step-num {
            background: linear-gradient(135deg, var(--accent), #f59e0b);
            box-shadow: 0 12px 28px rgba(255, 176, 32, .3);
        }

        .step-item:nth-child(4) .step-num {
            background: linear-gradient(135deg, #f36d5e, #e74c3c);
            box-shadow: 0 12px 28px rgba(243, 109, 94, .3);
        }

        .step-item h3 {
            font-size: 18px;
            font-weight: 800;
            margin-bottom: 8px;
        }

        .step-item p {
            font-size: 14px;
            color: var(--text-weak);
            line-height: 1.7;
        }

        /* ===== Feature Grid ===== */
        .feature-grid {
            display: grid;
            grid-template-columns: repeat(6, 1fr);
            gap: 28px;
        }

        .feature-card {
            grid-column: span 3;
            background: #fff;
            border-radius: var(--radius-lg);
            border: 1px solid var(--border);
            overflow: hidden;
            box-shadow: var(--shadow);
            transition: all .3s ease;
            display: flex;
            flex-direction: column;
        }

        .feature-card:last-child {
            grid-column: 3 / span 4;
        }

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

        .feature-img {
            height: 208px;
            overflow: hidden;
            position: relative;
        }

        .feature-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .5s ease;
        }

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

        .feature-img .badge {
            position: absolute;
            top: 16px;
            left: 16px;
            background: rgba(255, 255, 255, .92);
            box-shadow: 0 6px 16px rgba(0, 0, 0, .12);
        }

        .feature-body {
            padding: 26px 28px 30px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .feature-body h3 {
            font-size: 20px;
            font-weight: 800;
            margin-bottom: 10px;
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .feature-body h3 i {
            color: var(--primary);
            font-size: 18px;
        }

        .feature-body p {
            color: var(--text-weak);
            font-size: 15px;
            line-height: 1.75;
            flex: 1;
        }

        .feature-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            margin-top: 16px;
            font-size: 14px;
            font-weight: 700;
            color: var(--primary);
            transition: gap .2s ease;
        }

        .feature-link:hover {
            gap: 10px;
        }

        /* ===== Ticket Section ===== */
        .ticket-section {
            background: var(--bg-deep);
            color: #fff;
            position: relative;
            overflow: hidden;
        }

        .ticket-section::before {
            content: '';
            position: absolute;
            top: -120px;
            left: -80px;
            width: 420px;
            height: 420px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(109, 94, 243, .35), transparent 70%);
        }

        .ticket-section::after {
            content: '';
            position: absolute;
            bottom: -100px;
            right: -60px;
            width: 380px;
            height: 380px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(0, 194, 168, .28), transparent 70%);
        }

        .ticket-section .section-tag {
            background: rgba(255, 255, 255, .12);
            color: #fff;
        }

        .ticket-section .section-title,
        .ticket-section .section-sub {
            color: #fff;
            position: relative;
            z-index: 2;
        }

        .ticket-section .section-sub {
            color: rgba(255, 255, 255, .65);
        }

        .ticket-layout {
            display: grid;
            grid-template-columns: 1.2fr .8fr;
            gap: 40px;
            align-items: center;
            position: relative;
            z-index: 2;
        }

        .ticket-card {
            background: #fff;
            border-radius: 22px;
            overflow: hidden;
            color: var(--text);
            box-shadow: 0 30px 70px rgba(0, 0, 0, .3);
            transform: rotate(-1deg);
            transition: transform .3s ease;
        }

        .ticket-card:hover {
            transform: rotate(0deg) translateY(-4px);
        }

        .ticket-head {
            padding: 22px 28px;
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
        }

        .ticket-head .ticket-event {
            font-size: 18px;
            font-weight: 800;
        }

        .ticket-head .ticket-type {
            font-size: 13px;
            background: rgba(255, 255, 255, .18);
            padding: 3px 12px;
            border-radius: 999px;
        }

        .ticket-body {
            padding: 28px;
            position: relative;
        }

        .ticket-body::after {
            content: '';
            position: absolute;
            left: 0;
            right: 0;
            bottom: 88px;
            border-bottom: 2px dashed var(--border);
        }

        .ticket-info {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 18px;
            margin-bottom: 24px;
        }

        .ticket-info-item .label {
            font-size: 12px;
            color: var(--text-weak);
            letter-spacing: .5px;
            text-transform: uppercase;
        }

        .ticket-info-item .value {
            font-size: 19px;
            font-weight: 800;
            margin-top: 2px;
        }

        .ticket-barcode {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            margin-top: 20px;
        }

        .ticket-code {
            font-family: 'Courier New', monospace;
            font-size: 18px;
            letter-spacing: 3px;
            background: var(--bg);
            padding: 10px 16px;
            border-radius: 12px;
            color: var(--text);
        }

        .ticket-barcode i {
            font-size: 44px;
            color: var(--text);
            opacity: .9;
        }

        .ticket-side {
            background: rgba(255, 255, 255, .06);
            border: 1px solid rgba(255, 255, 255, .12);
            border-radius: 22px;
            padding: 34px 30px;
            -webkit-backdrop-filter: blur(12px);
            backdrop-filter: blur(12px);
        }

        .ticket-side h3 {
            font-size: 21px;
            font-weight: 800;
            margin-bottom: 8px;
        }

        .ticket-side p {
            color: rgba(255, 255, 255, .68);
            font-size: 14.5px;
            margin-bottom: 18px;
        }

        .countdown-wrap {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 10px;
            margin: 20px 0;
        }

        .countdown-item {
            text-align: center;
            background: rgba(255, 255, 255, .1);
            border-radius: 14px;
            padding: 12px 6px;
        }

        .countdown-item .num {
            font-size: 26px;
            font-weight: 900;
            color: #fff;
            line-height: 1.1;
        }

        .countdown-item .text {
            font-size: 11px;
            color: rgba(255, 255, 255, .6);
            margin-top: 4px;
        }

        .ticket-notice {
            display: flex;
            align-items: flex-start;
            gap: 10px;
            font-size: 13px;
            color: rgba(255, 255, 255, .7);
            background: rgba(0, 0, 0, .18);
            border-radius: 12px;
            padding: 14px;
            margin-top: 8px;
        }

        .ticket-notice i {
            color: var(--accent);
            margin-top: 2px;
        }

        /* ===== Notice Bar ===== */
        .notice-section {
            padding: 56px 0;
            background: #fff;
        }

        .notice-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 22px;
        }

        .notice-item {
            display: flex;
            align-items: flex-start;
            gap: 18px;
            background: var(--bg);
            border-radius: var(--radius);
            padding: 24px 26px;
            border: 1px solid var(--border);
            transition: all .25s ease;
        }

        .notice-item:hover {
            border-color: var(--primary);
            box-shadow: var(--shadow);
        }

        .notice-item i {
            font-size: 20px;
            width: 48px;
            height: 48px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 14px;
            background: #fff;
            color: var(--primary);
            box-shadow: 0 6px 16px rgba(20, 22, 48, .08);
            flex-shrink: 0;
        }

        .notice-item:nth-child(2) i {
            color: var(--secondary);
        }

        .notice-item:nth-child(3) i {
            color: var(--accent);
        }

        .notice-item h4 {
            font-size: 16px;
            font-weight: 700;
            margin-bottom: 6px;
        }

        .notice-item p {
            font-size: 14px;
            color: var(--text-weak);
            line-height: 1.7;
        }

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

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

        .faq-item {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius);
            margin-bottom: 14px;
            overflow: hidden;
            transition: all .25s ease;
        }

        .faq-item.active {
            border-color: var(--primary);
            box-shadow: 0 12px 30px rgba(109, 94, 243, .12);
        }

        .faq-question {
            width: 100%;
            text-align: left;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 22px 26px;
            font-size: 16px;
            font-weight: 600;
            color: var(--text);
            cursor: pointer;
            transition: color .2s ease;
        }

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

        .faq-question .arrow {
            font-size: 14px;
            color: var(--text-weak);
            transition: transform .3s ease, color .2s ease;
            flex-shrink: 0;
        }

        .faq-item.active .faq-question .arrow {
            transform: rotate(180deg);
            color: var(--primary);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height .35s ease;
        }

        .faq-answer-inner {
            padding: 0 26px 24px;
            color: var(--text-weak);
            font-size: 15px;
            line-height: 1.8;
        }

        /* ===== CTA ===== */
        .cta-section {
            padding: 88px 0;
            background: linear-gradient(135deg, var(--primary), #4338a8 45%, var(--secondary));
            position: relative;
            overflow: hidden;
            text-align: center;
            color: #fff;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            top: -70px;
            left: 50%;
            transform: translateX(-50%);
            width: 720px;
            height: 720px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(255, 255, 255, .14), transparent 70%);
        }

        .cta-inner {
            position: relative;
            z-index: 2;
            max-width: 640px;
            margin: 0 auto;
        }

        .cta-inner h2 {
            font-size: clamp(30px, 4vw, 44px);
            font-weight: 900;
            line-height: 1.25;
            margin-bottom: 14px;
        }

        .cta-inner p {
            font-size: 16px;
            opacity: .85;
            margin-bottom: 30px;
        }

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

        /* ===== Footer ===== */
        .site-footer {
            background: var(--bg-deep);
            color: rgba(255, 255, 255, .75);
            padding: 70px 0 30px;
        }

        .site-footer .nav-logo {
            color: #fff;
        }

        .footer-top {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr 1.3fr;
            gap: 40px;
            padding-bottom: 50px;
            border-bottom: 1px solid rgba(255, 255, 255, .08);
        }

        .footer-brand p {
            font-size: 14px;
            line-height: 1.8;
            color: rgba(255, 255, 255, .55);
            margin-top: 16px;
        }

        .footer-title {
            color: #fff;
            font-size: 15px;
            font-weight: 700;
            margin-bottom: 18px;
        }

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

        .footer-links a {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: rgba(255, 255, 255, .6);
            transition: all .2s ease;
        }

        .footer-links a i {
            font-size: 10px;
            color: rgba(255, 255, 255, .3);
            transition: color .2s ease;
        }

        .footer-links a:hover {
            color: #fff;
            transform: translateX(4px);
        }

        .footer-links a:hover i {
            color: var(--secondary);
        }

        .footer-contact {
            display: grid;
            gap: 14px;
        }

        .footer-contact li {
            display: flex;
            align-items: flex-start;
            gap: 12px;
            font-size: 14px;
            color: rgba(255, 255, 255, .6);
            line-height: 1.7;
        }

        .footer-contact i {
            color: var(--secondary);
            margin-top: 3px;
            width: 18px;
            text-align: center;
        }

        .footer-bottom {
            padding-top: 24px;
            text-align: center;
            font-size: 13px;
            color: rgba(255, 255, 255, .4);
        }

        /* ===== Responsive ===== */
        @media (max-width: 1024px) {
            :root {
                --space-section: 76px;
            }

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

            .steps-wrapper {
                grid-template-columns: repeat(2, 1fr);
                gap: 40px 24px;
            }

            .steps-wrapper::before {
                display: none;
            }

            .feature-card,
            .feature-card:last-child {
                grid-column: span 3;
            }

            .ticket-layout {
                grid-template-columns: 1fr;
            }

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

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

            .nav-links {
                position: fixed;
                top: var(--header-h);
                left: 0;
                right: 0;
                background: rgba(255, 255, 255, .98);
                -webkit-backdrop-filter: blur(20px);
                backdrop-filter: blur(20px);
                border-bottom: 1px solid var(--border);
                flex-direction: column;
                align-items: stretch;
                padding: 16px 5%;
                gap: 8px;
                transform: translateY(-120%);
                transition: transform .35s ease;
                box-shadow: 0 20px 40px rgba(20, 22, 48, .12);
            }

            .nav-links.open {
                transform: translateY(0);
            }

            .nav-link {
                padding: 12px 16px;
                border-radius: 12px;
            }

            .nav-link.active::after {
                display: none;
            }

            .nav-toggle {
                display: flex;
            }

            .nav-search input {
                width: 120px;
            }
        }

        @media (max-width: 768px) {
            :root {
                --space-section: 62px;
                --header-h: 68px;
            }

            .cat-hero {
                padding-top: calc(var(--header-h) + 48px);
                padding-bottom: 56px;
            }

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

            .hero-actions {
                flex-direction: column;
                align-items: flex-start;
            }

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

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

            .footer-brand p {
                max-width: 280px;
            }
        }

        @media (max-width: 520px) {
            .section-title {
                font-size: 28px;
            }

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

            .steps-wrapper {
                grid-template-columns: 1fr;
                text-align: center;
            }

            .step-item {
                padding: 0 20px;
            }

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

            .feature-card,
            .feature-card:last-child {
                grid-column: auto;
            }

            .ticket-info {
                grid-template-columns: 1fr;
                gap: 14px;
            }

            .ticket-barcode {
                flex-direction: column;
            }

            .countdown-wrap {
                gap: 6px;
            }

            .countdown-item .num {
                font-size: 20px;
            }

            .notice-item {
                flex-direction: column;
            }

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

            .nav-search {
                display: none;
            }
        }

/* roulang page: category3 */
:root {
  --primary: #4f46e5;
  --primary-dark: #3730a3;
  --primary-light: #818cf8;
  --primary-soft: #eef2ff;
  --accent: #ff7a45;
  --accent-light: #fff1eb;
  --bg: #f4f6fb;
  --bg-deep: #0b1020;
  --bg-card: #ffffff;
  --text: #16213a;
  --text-light: #5c6b8a;
  --border: rgba(15, 23, 42, .08);
  --border-strong: rgba(79, 70, 229, .18);
  --radius-lg: 22px;
  --radius-md: 14px;
  --radius-sm: 10px;
  --shadow-sm: 0 2px 8px rgba(15, 23, 42, .06);
  --shadow-md: 0 8px 24px rgba(15, 23, 42, .08);
  --shadow-lg: 0 18px 46px rgba(15, 23, 42, .10);
  --transition: .3s cubic-bezier(.4, 0, .2, 1);
  --header-h: 74px;
}

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: "Inter", "PingFang SC", "Microsoft YaHei", "Noto Sans SC", Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.7;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

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

a {
  color: inherit;
  text-decoration: none;
}

ul, ol {
  list-style: none;
}

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

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

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

section {
  padding: 92px 0;
}

.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 7px 16px;
  background: var(--primary-soft);
  color: var(--primary);
  border: 1px solid var(--border-strong);
  border-radius: 999px;
  font-size: 14px;
  font-weight: 600;
  letter-spacing: .3px;
}

.section-title {
  font-size: clamp(30px, 4vw, 42px);
  font-weight: 800;
  line-height: 1.25;
  letter-spacing: -1px;
  margin: 16px 0 10px;
  color: var(--text);
}

.section-desc {
  font-size: 16px;
  color: var(--text-light);
  max-width: 640px;
  margin-bottom: 44px;
}

.text-center .section-desc {
  margin-left: auto;
  margin-right: auto;
}

.text-center {
  text-align: center;
}

/* ======== 按钮 ======== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 13px 28px;
  border-radius: 999px;
  font-size: 15px;
  font-weight: 600;
  line-height: 1;
  transition: all var(--transition);
  border: 1px solid transparent;
  white-space: nowrap;
  box-shadow: var(--shadow-sm);
}

.btn i {
  font-size: 14px;
}

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

.btn-primary:hover {
  background: var(--primary-dark);
  box-shadow: 0 10px 28px rgba(79, 70, 229, .35);
  transform: translateY(-2px);
}

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

.btn-outline {
  background: transparent;
  color: #fff;
  border-color: rgba(255, 255, 255, .6);
  box-shadow: none;
}

.btn-outline:hover {
  background: rgba(255, 255, 255, .12);
  border-color: #fff;
  transform: translateY(-2px);
}

.btn-outline:active {
  transform: translateY(0);
}

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

.btn-ghost:hover {
  border-color: var(--primary);
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

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

/* ======== 导航 ======== */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  z-index: 1000;
  width: 100%;
  height: var(--header-h);
  background: rgba(255, 255, 255, .68);
  backdrop-filter: blur(22px) saturate(180%);
  -webkit-backdrop-filter: blur(22px) saturate(180%);
  border-bottom: 1px solid rgba(255, 255, 255, .4);
  transition: all var(--transition);
}

.site-header.scrolled {
  background: rgba(255, 255, 255, .92);
  box-shadow: 0 8px 30px rgba(15, 23, 42, .08);
  border-bottom: 1px solid var(--border);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-h);
  gap: 16px;
}

.nav-logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 20px;
  font-weight: 800;
  color: var(--primary);
  letter-spacing: -.5px;
  transition: all var(--transition);
  white-space: nowrap;
}

.nav-logo i {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  color: #fff;
  border-radius: 11px;
  font-size: 16px;
  box-shadow: 0 6px 18px rgba(79, 70, 229, .32);
}

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

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

.nav-link {
  position: relative;
  display: inline-flex;
  align-items: center;
  padding: 9px 16px;
  border-radius: 999px;
  font-size: 15px;
  font-weight: 500;
  color: var(--text);
  transition: all var(--transition);
}

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

.nav-link.active {
  color: var(--primary);
  background: var(--primary-soft);
  font-weight: 600;
}

.nav-link.active::after {
  content: "";
  position: absolute;
  bottom: 3px;
  left: 50%;
  transform: translateX(-50%);
  width: 20px;
  height: 3px;
  border-radius: 999px;
  background: var(--primary);
}

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

.nav-search {
  display: flex;
  align-items: center;
  background: rgba(255, 255, 255, .85);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 4px 6px 4px 16px;
  transition: all var(--transition);
  box-shadow: var(--shadow-sm);
}

.nav-search:focus-within {
  border-color: var(--primary-light);
  box-shadow: 0 0 0 3px rgba(79, 70, 229, .12);
}

.nav-search input {
  width: 150px;
  background: transparent;
  font-size: 14px;
  color: var(--text);
  padding: 6px 0;
}

.nav-search input::placeholder {
  color: #9aa5c0;
}

.nav-search button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: var(--primary);
  color: #fff;
  transition: all var(--transition);
}

.nav-search button:hover {
  background: var(--primary-dark);
  transform: scale(1.05);
}

.nav-toggle {
  display: none;
  width: 40px;
  height: 40px;
  align-items: center;
  justify-content: center;
  border-radius: 12px;
  background: var(--primary-soft);
  color: var(--primary);
  font-size: 18px;
  transition: all var(--transition);
}

.nav-toggle:hover {
  background: var(--primary);
  color: #fff;
}

/* ======== 页面英雄区 ======== */
.page-hero {
  position: relative;
  padding: calc(var(--header-h) + 72px) 0 80px;
  background: linear-gradient(135deg, rgba(11, 16, 32, .92) 0%, rgba(55, 48, 163, .86) 100%),
    url('/assets/images/backpic/back-1.png') center/cover no-repeat;
  color: #fff;
  overflow: hidden;
  isolation: isolate;
}

.page-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(60% 50% at 80% 20%, rgba(129, 140, 248, .25), transparent 60%);
  z-index: -1;
}

.page-hero .hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 18px;
  background: rgba(255, 255, 255, .12);
  border: 1px solid rgba(255, 255, 255, .25);
  backdrop-filter: blur(8px);
  border-radius: 999px;
  font-size: 14px;
  font-weight: 500;
  letter-spacing: .5px;
  color: #e0e7ff;
}

.page-hero h1 {
  font-size: clamp(36px, 5.6vw, 56px);
  font-weight: 800;
  line-height: 1.18;
  letter-spacing: -2px;
  margin: 22px 0 18px;
  max-width: 780px;
}

.page-hero .hero-text {
  font-size: 17px;
  line-height: 1.8;
  color: #c7d2fe;
  max-width: 670px;
  margin-bottom: 32px;
}

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

/* ======== 统计区块 ======== */
.stats-section {
  position: relative;
  background: var(--bg-deep);
  padding: 64px 0;
  border-bottom: 1px solid rgba(255, 255, 255, .06);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.stat-card {
  position: relative;
  background: linear-gradient(145deg, rgba(255, 255, 255, .08), rgba(255, 255, 255, .03));
  border: 1px solid rgba(255, 255, 255, .1);
  border-radius: var(--radius-lg);
  padding: 32px 24px;
  text-align: center;
  backdrop-filter: blur(10px);
  transition: all var(--transition);
  overflow: hidden;
}

.stat-card::after {
  content: "";
  position: absolute;
  top: -40%;
  right: -40%;
  width: 140px;
  height: 140px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(129, 140, 248, .2), transparent 70%);
  pointer-events: none;
}

.stat-card:hover {
  transform: translateY(-4px);
  border-color: rgba(129, 140, 248, .4);
  box-shadow: 0 16px 32px rgba(0, 0, 0, .3);
}

.stat-number {
  display: block;
  font-size: clamp(34px, 3.5vw, 44px);
  font-weight: 800;
  color: #fff;
  letter-spacing: -2px;
  line-height: 1.1;
}

.stat-number .unit {
  font-size: 22px;
  margin-left: 2px;
  color: var(--primary-light);
}

.stat-label {
  display: block;
  margin-top: 10px;
  font-size: 14px;
  color: #94a3b8;
  letter-spacing: .5px;
}

/* ======== 评价精选 ======== */
.reviews-section {
  background: var(--bg);
}

.reviews-section .section-head {
  margin-bottom: 48px;
}

.reviews-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.review-card {
  position: relative;
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
  padding: 32px 26px 24px;
  transition: all var(--transition);
  overflow: visible;
}

.review-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: var(--border-strong);
}

.review-card::before,
.review-card::after {
  content: "";
  position: absolute;
  top: 50%;
  width: 44px;
  height: 44px;
  background: var(--bg);
  border-radius: 50%;
  transform: translateY(-50%);
  z-index: 2;
}

.review-card::before {
  left: -22px;
}

.review-card::after {
  right: -22px;
}

.review-ticket {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 22px;
}

.review-tag {
  display: inline-flex;
  align-items: center;
  background: var(--accent-light);
  color: var(--accent);
  font-size: 13px;
  font-weight: 600;
  padding: 5px 13px;
  border-radius: 999px;
  letter-spacing: .3px;
}

.review-no {
  font-family: "SFMono-Regular", ui-monospace, Menlo, monospace;
  font-size: 14px;
  color: #b6bfd4;
  font-weight: 600;
  letter-spacing: .5px;
}

.review-body {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.review-top {
  display: flex;
  align-items: center;
  gap: 12px;
}

.review-avatar {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: 14px;
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  color: #fff;
  font-size: 17px;
  flex-shrink: 0;
}

.review-avatar.alt {
  background: linear-gradient(135deg, var(--accent), #ffb347);
}

.review-name {
  font-size: 16px;
  font-weight: 700;
  display: block;
  line-height: 1.3;
}

.review-stars {
  display: inline-flex;
  gap: 2px;
  color: #fbbf24;
  font-size: 13px;
  margin-top: 2px;
}

.review-text {
  font-size: 15px;
  color: var(--text-light);
  line-height: 1.8;
}

.review-foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px;
  padding-top: 16px;
  margin-top: 6px;
  border-top: 1px dashed var(--border);
  font-size: 13px;
  color: #93a0ba;
}

.review-foot span {
  display: inline-flex;
  align-items: center;
  gap: 5px;
}

/* ======== 玩家故事 ======== */
.stories-section {
  background: #fff;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

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

.story-card {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition);
}

.story-card:hover {
  box-shadow: var(--shadow-lg);
  border-color: var(--border-strong);
  transform: translateY(-4px);
}

.story-img {
  position: relative;
  min-height: 300px;
  overflow: hidden;
}

.story-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .6s ease;
}

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

.story-img .story-badge {
  position: absolute;
  top: 14px;
  left: 14px;
  background: rgba(11, 16, 32, .7);
  backdrop-filter: blur(8px);
  color: #fff;
  font-size: 13px;
  font-weight: 500;
  padding: 6px 12px;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, .2);
}

.story-content {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 30px;
  gap: 14px;
}

.story-content h3 {
  font-size: 22px;
  font-weight: 800;
  line-height: 1.4;
  letter-spacing: -.5px;
}

.story-content p {
  font-size: 15px;
  color: var(--text-light);
  line-height: 1.85;
}

.story-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 6px;
}

.story-tags span {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: 12px;
  font-weight: 600;
  padding: 5px 12px;
  border-radius: 999px;
  background: var(--primary-soft);
  color: var(--primary);
}

/* ======== 评价分类标签 ======== */
.tags-section {
  background: var(--bg);
}

.tags-cloud {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 16px;
  max-width: 860px;
  margin: 0 auto;
}

.tag-item {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 13px 22px;
  font-size: 15px;
  font-weight: 600;
  color: var(--text);
  transition: all var(--transition);
  box-shadow: var(--shadow-sm);
}

.tag-item i {
  color: var(--primary);
  font-size: 14px;
  transition: all var(--transition);
}

.tag-item b {
  font-weight: 700;
  color: var(--primary);
  font-size: 14px;
}

.tag-item:hover {
  border-color: var(--primary);
  background: var(--primary-soft);
  color: var(--primary-dark);
  transform: translateY(-3px) rotate(-1deg);
  box-shadow: var(--shadow-md);
}

/* ======== FAQ ======== */
.faq-section {
  background: #fff;
  border-top: 1px solid var(--border);
}

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

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

.faq-item.active {
  border-color: var(--border-strong);
  box-shadow: var(--shadow-md);
}

.faq-question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  width: 100%;
  padding: 22px 24px;
  font-size: 16px;
  font-weight: 600;
  color: var(--text);
  text-align: left;
  background: transparent;
  transition: all var(--transition);
}

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

.faq-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--primary-soft);
  color: var(--primary);
  font-size: 13px;
  transition: all .4s ease;
  flex-shrink: 0;
}

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

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height .45s ease, padding .3s ease;
  padding: 0 24px;
  font-size: 15px;
  color: var(--text-light);
  line-height: 1.85;
}

.faq-item.active .faq-answer {
  max-height: 300px;
  padding: 0 24px 22px;
}

/* ======== CTA ======== */
.cta-section {
  position: relative;
  padding: 100px 0;
  background: linear-gradient(135deg, var(--bg-deep), #1e1b4b 55%, var(--primary-dark));
  overflow: hidden;
  isolation: isolate;
}

.cta-section::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(40% 60% at 20% 80%, rgba(255, 122, 69, .2), transparent 50%);
  z-index: -1;
}

.cta-card {
  text-align: center;
  color: #fff;
  max-width: 720px;
  margin: 0 auto;
}

.cta-card .section-tag {
  background: rgba(255, 255, 255, .1);
  color: #e0e7ff;
  border-color: rgba(255, 255, 255, .2);
}

.cta-card h2 {
  font-size: clamp(30px, 4vw, 44px);
  font-weight: 800;
  line-height: 1.25;
  margin: 18px 0 14px;
  letter-spacing: -1px;
}

.cta-card p {
  color: #c7d2fe;
  font-size: 16px;
  margin-bottom: 34px;
}

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

.cta-note {
  margin-top: 18px;
  font-size: 13px;
  color: #94a3b8;
}

/* ======== 页脚 ======== */
.site-footer {
  background: var(--bg-deep);
  color: #d3d9e8;
  padding: 70px 0 0;
  border-top: 1px solid rgba(255, 255, 255, .06);
}

.footer-top {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr 1.2fr;
  gap: 44px;
  padding-bottom: 52px;
  border-bottom: 1px solid rgba(255, 255, 255, .08);
}

.footer-brand .nav-logo {
  color: #fff;
  margin-bottom: 16px;
}

.footer-brand .nav-logo:hover {
  color: var(--primary-light);
}

.footer-brand p {
  font-size: 14px;
  line-height: 1.85;
  color: #94a3b8;
}

.footer-title {
  font-size: 16px;
  font-weight: 700;
  color: #fff;
  margin-bottom: 20px;
  letter-spacing: -.3px;
}

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

.footer-links a {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  color: #a7b0c9;
  transition: all var(--transition);
}

.footer-links a i {
  font-size: 10px;
  color: var(--primary-light);
  transition: all var(--transition);
}

.footer-links a:hover {
  color: #fff;
  padding-left: 4px;
}

.footer-links a:hover i {
  color: var(--accent);
}

.footer-contact li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 14px;
  color: #a7b0c9;
  margin-bottom: 14px;
  line-height: 1.6;
}

.footer-contact i {
  color: var(--primary-light);
  margin-top: 3px;
  font-size: 14px;
}

.footer-bottom {
  padding: 22px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
  font-size: 13px;
  color: #7a85a0;
}

/* ======== 响应式 ======== */
@media (max-width: 1024px) {
  .section {
    padding: 78px 0;
  }

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

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

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

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

@media (max-width: 768px) {
  :root {
    --header-h: 64px;
  }

  .section {
    padding: 72px 0;
  }

  .nav-links {
    position: fixed;
    top: var(--header-h);
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, .98);
    backdrop-filter: blur(20px);
    flex-direction: column;
    align-items: stretch;
    padding: 16px 24px 24px;
    gap: 8px;
    border-bottom: 1px solid var(--border);
    box-shadow: var(--shadow-lg);
    transform: translateY(-120%);
    opacity: 0;
    pointer-events: none;
    transition: all .45s cubic-bezier(.4, 0, .2, 1);
    border-radius: 0 0 22px 22px;
  }

  .nav-links.open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }

  .nav-link {
    font-size: 16px;
    padding: 13px 18px;
    border-radius: var(--radius-md);
  }

  .nav-link.active::after {
    display: none;
  }

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

  .nav-toggle {
    display: inline-flex;
  }

  .nav-search {
    display: none;
  }

  .page-hero {
    padding: calc(var(--header-h) + 56px) 0 64px;
  }

  .page-hero h1 {
    font-size: 38px;
  }

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

  .story-card {
    grid-template-columns: 1fr;
  }

  .story-img {
    min-height: 220px;
  }

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

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

@media (max-width: 520px) {
  .container {
    padding: 0 18px;
  }

  .section {
    padding: 64px 0;
  }

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

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

  .stats-grid {
    grid-template-columns: 1fr 1fr;
    gap: 14px;
  }

  .stat-card {
    padding: 24px 16px;
  }

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

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

  .review-card {
    padding: 26px 20px 20px;
  }

  .review-card::before,
  .review-card::after {
    display: none;
  }

  .story-content {
    padding: 22px;
  }

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

  .nav-search {
    display: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: .01ms !important;
    transition-duration: .01ms !important;
    scroll-behavior: auto !important;
  }
}