/* roulang page: index */
:root {
  --brand: #00A85C;
  --brand-dark: #007243;
  --brand-soft: rgba(0,168,92,0.10);
  --volt: #D6FF3F;
  --volt-dark: #B8E600;
  --ink: #10150F;
  --ink-soft: #1B241E;
  --paper: #F5F7F3;
  --card-bg: #FFFFFF;
  --line: #E3E9E3;
  --text-1: #131914;
  --text-2: #5B6A5E;
  --text-3: #8A9B8E;
  --danger: #E5484D;
  --radius: 16px;
  --radius-sm: 12px;
  --shadow-1: 0 2px 8px rgba(0,20,8,.06);
  --shadow-2: 0 12px 32px rgba(0,20,8,.12);
  --container: 1200px;
  --font-mono: ui-monospace, 'SF Mono', 'Cascadia Code', Consolas, monospace;
}
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', system-ui, sans-serif;
  font-size: 16px;
  line-height: 1.75;
  color: var(--text-1);
  background: var(--paper);
  -webkit-font-smoothing: antialiased;
}
a { text-decoration: none; color: inherit; }
img { max-width: 100%; display: block; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }
input, select, textarea { font-family: inherit; font-size: 16px; }
.container { max-width: var(--container); margin: 0 auto; padding: 0 24px; position: relative; }
@media (min-width: 1400px) { .container { max-width: 1320px; } }

/* 按钮体系 */
.btn-cta {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  height: 48px; padding: 0 28px; background: var(--volt); color: var(--ink);
  font-size: 16px; font-weight: 700; border-radius: var(--radius-sm);
  clip-path: polygon(0 0, calc(100% - 14px) 0, 100% 14px, 100% 100%, 0 100%);
  transition: all .2s ease; border: none;
}
.btn-cta:hover { background: var(--volt-dark); transform: translateY(-1px); box-shadow: 0 6px 20px rgba(214,255,63,.25); }
.btn-ghost {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  height: 48px; padding: 0 28px; background: transparent; color: #fff;
  font-size: 16px; font-weight: 600; border: 1px solid rgba(255,255,255,.4);
  border-radius: var(--radius-sm); transition: all .2s ease;
}
.btn-ghost:hover { background: rgba(255,255,255,.1); border-color: #fff; transform: translateY(-1px); }
.btn-main {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  height: 44px; padding: 0 24px; background: var(--brand); color: #fff;
  font-size: 14px; font-weight: 600; border-radius: var(--radius-sm);
  transition: all .2s ease; border: none;
}
.btn-main:hover { background: var(--brand-dark); transform: translateY(-1px); }
.btn-outline {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  height: 44px; padding: 0 24px; background: transparent; color: var(--text-1);
  font-size: 14px; font-weight: 600; border: 1px solid var(--line);
  border-radius: var(--radius-sm); transition: all .2s ease;
}
.btn-outline:hover { background: var(--brand-soft); border-color: var(--brand); color: var(--brand); }
.btn-cta:focus-visible, .btn-ghost:focus-visible, .btn-main:focus-visible, .btn-outline:focus-visible,
.nav-card:focus-visible, .quick-card:focus-visible { outline: 2px solid var(--volt); outline-offset: 2px; }

/* 徽章 */
.badge {
  display: inline-block; padding: 4px 12px; background: var(--brand-soft);
  color: var(--brand); border-radius: 999px; font-size: 12px; font-weight: 600;
}
.hot-tag {
  position: absolute; top: 16px; right: 16px; padding: 4px 12px;
  background: var(--volt); color: var(--ink); font-size: 12px; font-weight: 700;
  border-radius: 4px 8px 4px 8px; z-index: 2;
}

/* 头部导航 */
.site-header {
  position: sticky; top: 0; z-index: 999; background: var(--ink);
  border-bottom: 1px solid rgba(255,255,255,.08);
  box-shadow: 0 8px 24px rgba(0,0,0,.25);
}
.header-inner {
  display: flex; align-items: center; justify-content: space-between;
  height: 76px; gap: 16px;
}
.logo {
  display: flex; align-items: center; gap: 10px; color: #fff;
  font-size: 20px; font-weight: 800; letter-spacing: -0.3px;
  white-space: nowrap; flex-shrink: 0;
}
.logo-icon {
  width: 36px; height: 36px; border-radius: 10px; background: var(--volt);
  display: flex; align-items: center; justify-content: center; color: var(--ink); flex-shrink: 0;
}
.main-nav { display: flex; align-items: center; gap: 10px; }
.nav-card {
  display: inline-flex; align-items: center; gap: 8px; padding: 10px 16px;
  border-radius: var(--radius-sm); background: rgba(255,255,255,.06);
  border: 1px solid rgba(255,255,255,.14); color: rgba(255,255,255,.85);
  font-size: 14px; font-weight: 500; transition: all .2s ease;
}
.nav-card:hover { background: rgba(255,255,255,.12); transform: translateY(-1px); color: #fff; }
.nav-card.active { background: var(--volt); color: var(--ink); border-color: var(--volt); }
.nav-card svg { stroke: var(--volt); flex-shrink: 0; }
.nav-card.active svg { stroke: var(--ink); }
.header-cta {
  display: inline-flex; align-items: center; gap: 8px; height: 44px; padding: 0 22px;
  background: var(--brand); color: #fff; border-radius: var(--radius-sm);
  font-weight: 600; font-size: 14px; transition: all .2s ease; white-space: nowrap;
}
.header-cta:hover { background: var(--brand-dark); transform: translateY(-1px); }
.menu-toggle {
  display: none; width: 44px; height: 44px; border-radius: var(--radius-sm);
  background: rgba(255,255,255,.08); border: 1px solid rgba(255,255,255,.14);
  color: #fff; align-items: center; justify-content: center;
}
.nav-drawer {
  position: fixed; top: 0; left: 0; right: 0; bottom: 0; z-index: 997;
  background: var(--ink); padding: 96px 24px 24px; display: flex;
  flex-direction: column; gap: 12px; opacity: 0; visibility: hidden;
  transition: all .3s ease; overflow-y: auto;
}
.nav-drawer.open { opacity: 1; visibility: visible; }
.nav-drawer .nav-card { width: 100%; padding: 16px; font-size: 16px; }
.nav-drawer .header-cta { display: flex; justify-content: center; margin-top: 8px; width: 100%; height: 48px; }
body.menu-open { overflow: hidden; }

/* Hero */
.hero {
  background: var(--ink); color: #fff; position: relative; overflow: hidden;
  padding: 88px 0 64px;
}
.hero-bg {
  position: absolute; inset: 0;
  background-image: url('/assets/images/backpic/back-1.webp');
  background-size: cover; background-position: center; opacity: .3;
}
.hero::before {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(90deg, rgba(16,21,15,.92) 0%, rgba(16,21,15,.65) 60%, rgba(16,21,15,.35) 100%);
}
.hero::after {
  content: ''; position: absolute; right: -100px; top: -100px; width: 360px; height: 360px;
  background: var(--brand); opacity: .12; border-radius: 50%;
  clip-path: polygon(50% 0, 100% 50%, 50% 100%, 0 50%);
}
.hero-inner {
  position: relative; z-index: 1;
  display: grid; grid-template-columns: 7fr 5fr; gap: 48px; align-items: center;
}
.hero-label {
  display: inline-flex; align-items: center; gap: 8px; padding: 6px 14px;
  background: var(--volt); color: var(--ink); border-radius: 999px;
  font-size: 13px; font-weight: 700; margin-bottom: 20px;
}
.hero h1 {
  font-size: 46px; font-weight: 900; line-height: 1.18;
  letter-spacing: -1px; color: #fff; margin-bottom: 18px;
}
.hero h1 span { color: var(--volt); }
.hero-sub {
  font-size: 18px; color: rgba(255,255,255,.75);
  max-width: 520px; margin-bottom: 20px;
}
.hero-points {
  display: flex; flex-wrap: wrap; gap: 12px; margin-bottom: 28px;
}
.hero-point {
  display: inline-flex; align-items: center; gap: 6px;
  font-size: 13px; color: rgba(255,255,255,.85);
  background: rgba(255,255,255,.07); border: 1px solid rgba(255,255,255,.12);
  padding: 6px 14px; border-radius: 999px;
}
.hero-ctas { display: flex; flex-wrap: wrap; gap: 14px; }
.hero-stats {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px;
}
.stat-card {
  background: rgba(255,255,255,.06); border: 1px solid rgba(255,255,255,.12);
  border-radius: var(--radius); padding: 24px 16px; text-align: center;
  backdrop-filter: blur(6px); transition: all .2s ease;
}
.stat-card:hover { background: rgba(255,255,255,.1); transform: translateY(-2px); }
.stat-num {
  font-family: var(--font-mono); font-size: 30px; font-weight: 900;
  color: var(--volt); line-height: 1.2;
}
.stat-label { font-size: 13px; color: rgba(255,255,255,.65); margin-top: 6px; }
.hero-quick {
  position: relative; z-index: 1;
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; margin-top: 56px;
}
.quick-card {
  display: flex; align-items: center; gap: 12px; padding: 16px 18px;
  background: rgba(255,255,255,.08); border: 1px solid rgba(255,255,255,.1);
  border-radius: var(--radius); color: rgba(255,255,255,.9); transition: all .2s ease;
}
.quick-card:hover { background: rgba(255,255,255,.14); transform: translateY(-2px); }
.quick-icon {
  width: 44px; height: 44px; border-radius: var(--radius-sm);
  background: var(--brand); display: flex; align-items: center;
  justify-content: center; flex-shrink: 0;
}
.quick-card .quick-txt { font-size: 14px; font-weight: 600; }

/* 通用板块 */
.section { padding: 96px 0; }
.section.alt { background: #fff; }
.section-label {
  display: inline-block; font-size: 13px; font-weight: 700;
  letter-spacing: 2px; color: var(--brand); text-transform: uppercase; margin-bottom: 10px;
}
.section-title {
  font-size: 32px; font-weight: 700; color: var(--text-1);
  letter-spacing: -0.5px; margin-bottom: 14px; line-height: 1.3;
}
.section-desc {
  font-size: 16px; color: var(--text-2); max-width: 680px; margin-bottom: 44px;
}
.section-head { text-align: center; margin-bottom: 48px; }
.section-head .section-desc { margin-left: auto; margin-right: auto; }

/* 优惠阶梯 */
.promo-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; align-items: stretch;
}
.promo-card {
  position: relative; background: var(--card-bg); border: 1px solid var(--line);
  border-radius: var(--radius); padding: 40px 28px 32px;
  box-shadow: var(--shadow-1); transition: all .2s ease;
}
.promo-card:hover { box-shadow: var(--shadow-2); transform: translateY(-2px); border-color: rgba(0,168,92,.4); }
.promo-card.featured {
  border: 2px solid var(--brand); transform: scale(1.03); box-shadow: var(--shadow-2);
}
.promo-card.featured:hover { transform: scale(1.03) translateY(-2px); }
.promo-badge {
  position: absolute; top: 16px; right: 16px; padding: 4px 12px;
  background: var(--brand-soft); color: var(--brand); border-radius: 999px;
  font-size: 12px; font-weight: 600;
}
.promo-card.featured .promo-badge { background: var(--volt); color: var(--ink); }
.promo-icon {
  width: 56px; height: 56px; border-radius: var(--radius);
  background: var(--brand-soft); display: flex; align-items: center;
  justify-content: center; margin-bottom: 20px;
}
.promo-card h3 { font-size: 20px; font-weight: 700; margin-bottom: 6px; }
.promo-sub { font-size: 14px; color: var(--text-3); margin-bottom: 20px; }
.promo-list { list-style: none; margin-bottom: 28px; }
.promo-list li {
  display: flex; align-items: flex-start; gap: 8px;
  font-size: 14px; color: var(--text-2); padding: 6px 0;
}
.promo-card.featured .promo-list li { color: var(--text-1); }
.promo-card .btn-outline { border-color: var(--line); }
.promo-card.featured .btn-outline { border-color: var(--brand); color: var(--brand); }

/* 套餐对比 */
.compare-wrap {
  overflow-x: auto; border-radius: var(--radius);
  border: 1px solid var(--line); background: #fff; box-shadow: var(--shadow-1);
}
.compare-table {
  width: 100%; border-collapse: collapse; min-width: 640px;
}
.compare-table th, .compare-table td {
  padding: 16px 20px; text-align: center; font-size: 14px;
  border-bottom: 1px solid var(--line);
}
.compare-table thead th {
  background: var(--ink); color: #fff; font-weight: 700; padding: 18px 20px;
}
.compare-table thead th.featured { background: var(--brand); }
.compare-table td:first-child { text-align: left; font-weight: 600; color: var(--text-1); }
.compare-table tbody tr:hover { background: var(--brand-soft); }
.compare-table tbody tr:last-child td { border-bottom: none; }
.check-icon { color: var(--brand); font-weight: 700; font-size: 16px; }
.cross-icon { color: var(--danger); font-weight: 700; font-size: 16px; }
.compare-mobile { display: none; }

/* 限时入口 */
.timer-section {
  background: var(--ink); color: #fff; position: relative;
  overflow: hidden; padding: 80px 0;
}
.timer-section .timer-bg {
  position: absolute; inset: 0;
  background-image: url('/assets/images/backpic/back-3.webp');
  background-size: cover; background-position: center; opacity: .18;
}
.timer-section::before {
  content: ''; position: absolute; right: -60px; top: -60px;
  width: 300px; height: 300px; background: var(--brand); opacity: .14;
  border-radius: 50%; clip-path: polygon(50% 0, 100% 50%, 50% 100%, 0 50%);
}
.timer-grid {
  position: relative; z-index: 1;
  display: grid; grid-template-columns: 6fr 6fr; gap: 48px; align-items: center;
}
.timer-label {
  display: inline-block; font-size: 13px; font-weight: 700;
  letter-spacing: 2px; color: var(--volt); text-transform: uppercase; margin-bottom: 10px;
}
.timer-title {
  font-size: 34px; font-weight: 800; letter-spacing: -0.5px;
  margin-bottom: 14px; line-height: 1.3;
}
.timer-desc { color: rgba(255,255,255,.72); margin-bottom: 28px; max-width: 480px; }
.countdown { display: flex; gap: 12px; align-items: center; margin-bottom: 32px; }
.countdown-block { text-align: center; }
.countdown .digit {
  font-family: var(--font-mono); font-size: 36px; font-weight: 900;
  background: var(--volt); color: var(--ink); border-radius: 10px;
  padding: 10px 16px; min-width: 76px; text-align: center;
  box-shadow: 0 4px 16px rgba(214,255,63,.2);
}
.countdown .unit {
  font-size: 12px; color: rgba(255,255,255,.55);
  text-align: center; margin-top: 6px; letter-spacing: 1px;
}
.countdown .sep {
  font-size: 28px; font-weight: 700; color: rgba(255,255,255,.5);
  align-self: flex-start; margin-top: 14px;
}
.timer-actions { display: flex; flex-wrap: wrap; gap: 14px; }

/* 最新资讯 */
.news-section { background: var(--paper); }
.news-header {
  display: flex; align-items: flex-end; justify-content: space-between;
  margin-bottom: 32px; flex-wrap: wrap; gap: 16px;
}
.news-link {
  display: inline-flex; align-items: center; gap: 6px;
  color: var(--brand); font-size: 14px; font-weight: 600; transition: gap .2s;
}
.news-link:hover { gap: 10px; }
.news-grid { display: grid; grid-template-columns: 7fr 5fr; gap: 24px; }
.news-feature {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  overflow: hidden; box-shadow: var(--shadow-1); transition: all .2s ease;
  display: flex; flex-direction: column;
}
.news-feature:hover { box-shadow: var(--shadow-2); transform: translateY(-2px); border-color: rgba(0,168,92,.4); }
.news-feature-cover { aspect-ratio: 16/9; overflow: hidden; position: relative; background: var(--brand-soft); }
.news-feature-cover img { width: 100%; height: 100%; object-fit: cover; transition: transform .3s; }
.news-feature:hover .news-feature-cover img { transform: scale(1.03); }
.news-feature-cover .badge {
  position: absolute; left: 16px; bottom: 16px; background: var(--volt); color: var(--ink);
}
.news-feature-body { padding: 24px; display: flex; flex-direction: column; flex: 1; }
.news-feature-body h3 {
  font-size: 22px; font-weight: 700; margin-bottom: 12px; line-height: 1.5;
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
}
.news-feature-body p {
  color: var(--text-2); font-size: 15px;
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical;
  overflow: hidden; margin-bottom: 16px; flex: 1;
}
.news-meta {
  display: flex; align-items: center; justify-content: space-between;
  font-size: 13px; color: var(--text-3);
}
.news-list { display: flex; flex-direction: column; gap: 16px; }
.news-item {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  overflow: hidden; transition: all .2s ease;
}
.news-item:hover { box-shadow: var(--shadow-2); transform: translateY(-2px); border-color: rgba(0,168,92,.4); }
.news-item a { display: flex; gap: 16px; padding: 16px; align-items: center; }
.news-thumb {
  width: 80px; height: 80px; border-radius: var(--radius-sm);
  overflow: hidden; flex-shrink: 0; background: var(--brand-soft);
}
.news-thumb img { width: 100%; height: 100%; object-fit: cover; }
.news-body { flex: 1; min-width: 0; }
.news-body h4 {
  font-size: 15px; font-weight: 600; line-height: 1.4; margin-bottom: 6px;
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
}
.news-body p {
  font-size: 13px; color: var(--text-3);
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis; margin-bottom: 8px;
}
.news-body .news-meta { justify-content: flex-start; gap: 10px; }
.empty-state {
  grid-column: 1 / -1;
  border: 2px dashed var(--line); border-radius: var(--radius);
  padding: 56px 24px; text-align: center; color: var(--text-3);
  background: #fff; font-size: 15px;
}
.empty-state svg { margin: 0 auto 12px; opacity: .4; }

/* 咨询表单 */
.consult-section { background: #fff; }
.consult-grid { display: grid; grid-template-columns: 7fr 5fr; gap: 24px; }
.form-card {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  padding: 36px; box-shadow: var(--shadow-1);
}
.form-group { margin-bottom: 20px; }
.form-group label {
  display: block; font-size: 14px; font-weight: 600;
  margin-bottom: 6px; color: var(--text-1);
}
.form-group label span { color: var(--danger); }
.form-group input,
.form-group select,
.form-group textarea {
  width: 100%; height: 44px; border: 1px solid var(--line);
  border-radius: var(--radius-sm); padding: 0 14px; font-size: 15px;
  color: var(--text-1); background: #fff;
  transition: border-color .2s, box-shadow .2s;
}
.form-group textarea { height: 110px; padding: 12px 14px; resize: vertical; line-height: 1.6; }
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none; border-color: var(--brand);
  box-shadow: 0 0 0 3px var(--brand-soft);
}
.form-group input.error { border-color: var(--danger); }
.form-submit { width: 100%; height: 50px; margin-top: 4px; }
.contact-card {
  background: var(--brand-soft); border-radius: var(--radius); padding: 36px;
  display: flex; flex-direction: column; justify-content: center;
}
.contact-item {
  display: flex; gap: 14px; padding: 14px 0;
  align-items: flex-start; border-bottom: 1px solid rgba(0,168,92,.12);
}
.contact-item:last-child { border-bottom: none; }
.contact-icon {
  width: 42px; height: 42px; border-radius: var(--radius-sm);
  background: #fff; display: flex; align-items: center;
  justify-content: center; flex-shrink: 0; color: var(--brand);
  box-shadow: var(--shadow-1);
}
.contact-item h4 { font-size: 15px; font-weight: 700; color: var(--text-1); margin-bottom: 2px; }
.contact-item p { font-size: 14px; color: var(--text-2); }
.trust-list { display: flex; flex-direction: column; gap: 10px; margin-top: 20px; }
.trust-item { display: flex; align-items: center; gap: 10px; font-size: 14px; color: var(--text-2); }
.trust-item svg { color: var(--brand); flex-shrink: 0; }

/* FAQ */
.faq-section { background: var(--paper); }
.faq-list {
  max-width: 820px; margin: 0 auto;
  display: flex; flex-direction: column; gap: 14px;
}
.faq-item {
  background: #fff; border: 1px solid var(--line);
  border-radius: var(--radius-sm); overflow: hidden; transition: border-color .2s, box-shadow .2s;
}
.faq-item:hover { border-color: rgba(0,168,92,.3); }
.faq-item.open { border-color: var(--brand); box-shadow: var(--shadow-1); }
.faq-q {
  display: flex; justify-content: space-between; align-items: center; gap: 16px;
  padding: 20px 24px; cursor: pointer; font-size: 16px; font-weight: 600;
  color: var(--text-1); transition: background .2s;
}
.faq-q:hover { background: var(--brand-soft); }
.faq-icon {
  width: 28px; height: 28px; border-radius: 50%;
  border: 1px solid var(--line); display: flex; align-items: center;
  justify-content: center; flex-shrink: 0; color: var(--brand);
  transition: all .25s ease; font-size: 18px; line-height: 1;
}
.faq-item.open .faq-icon {
  transform: rotate(45deg); background: var(--brand);
  color: #fff; border-color: var(--brand);
}
.faq-a {
  padding: 0 24px; max-height: 0; overflow: hidden;
  transition: max-height .3s ease, padding .3s ease;
  color: var(--text-2); font-size: 15px; line-height: 1.8;
}
.faq-item.open .faq-a {
  padding: 0 24px 22px; max-height: 320px;
}

/* CTA Banner */
.cta-banner {
  background: var(--ink); color: #fff; padding: 72px 0;
  text-align: center; position: relative; overflow: hidden;
}
.cta-banner::after {
  content: ''; position: absolute; left: 50%; transform: translateX(-50%);
  bottom: 0; width: 60%; height: 4px;
  background: linear-gradient(90deg, transparent, var(--volt), transparent);
}
.cta-banner h2 {
  font-size: 30px; font-weight: 800; margin-bottom: 14px; letter-spacing: -0.5px;
}
.cta-banner p { color: rgba(255,255,255,.7); margin-bottom: 28px; max-width: 560px; margin-left: auto; margin-right: auto; }
.cta-banner .btn-cta { margin: 0 auto; }
.cta-actions { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }

/* Footer */
.site-footer {
  background: var(--ink); color: rgba(255,255,255,.7);
  padding: 60px 0 28px;
}
.footer-top {
  display: grid; grid-template-columns: 4fr 2fr 2fr 3fr;
  gap: 40px; padding-bottom: 40px; border-bottom: 1px solid rgba(255,255,255,.08);
}
.footer-brand {
  font-size: 20px; font-weight: 800; color: #fff;
  display: flex; align-items: center; gap: 10px; margin-bottom: 14px;
}
.footer-brand .logo-icon { width: 34px; height: 34px; border-radius: 9px; }
.footer-desc {
  font-size: 14px; line-height: 1.7; color: rgba(255,255,255,.5);
}
.footer-col h4 {
  font-size: 15px; font-weight: 700; color: #fff; margin-bottom: 16px;
}
.footer-col ul { list-style: none; }
.footer-col li { padding: 4px 0; }
.footer-col a { font-size: 14px; color: rgba(255,255,255,.6); transition: color .2s; }
.footer-col a:hover { color: var(--volt); }
.footer-bottom {
  padding-top: 24px; display: flex; align-items: center;
  justify-content: space-between; font-size: 13px; color: rgba(255,255,255,.4);
  flex-wrap: wrap; gap: 10px;
}
.footer-bottom-links { display: flex; gap: 16px; }

/* 响应式 */
@media (max-width: 1199px) {
  .main-nav .nav-card { padding: 10px 12px; font-size: 13px; }
  .header-cta { padding: 0 16px; font-size: 13px; }
}
@media (max-width: 991px) {
  .main-nav, .header-cta { display: none; }
  .menu-toggle { display: flex; }
  .hero { padding: 64px 0 48px; }
  .hero-inner { grid-template-columns: 1fr; gap: 36px; }
  .hero h1 { font-size: 38px; }
  .hero-stats { max-width: 560px; }
  .hero-quick { grid-template-columns: repeat(2, 1fr); }
  .section { padding: 72px 0; }
  .promo-grid { grid-template-columns: 1fr 1fr; }
  .promo-card.featured { grid-column: span 2; transform: none; }
  .timer-grid { grid-template-columns: 1fr; gap: 32px; }
  .news-grid { grid-template-columns: 1fr; }
  .consult-grid { grid-template-columns: 1fr; }
  .footer-top { grid-template-columns: 1fr 1fr; gap: 32px; }
}
@media (max-width: 767px) {
  .container { padding: 0 16px; }
  .section { padding: 56px 0; }
  .hero h1 { font-size: 30px; }
  .hero-sub { font-size: 16px; }
  .hero-points { gap: 8px; }
  .hero-quick { gap: 10px; margin-top: 36px; }
  .quick-card { padding: 14px; }
  .section-title { font-size: 26px; }
  .promo-grid { grid-template-columns: 1fr; }
  .promo-card.featured { grid-column: span 1; transform: none; }
  .compare-wrap { display: none; }
  .compare-mobile { display: flex; flex-direction: column; gap: 16px; }
  .compare-card {
    background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
    padding: 28px 24px; box-shadow: var(--shadow-1);
  }
  .compare-card.featured { border-color: var(--brand); box-shadow: var(--shadow-2); }
  .compare-card h4 { font-size: 18px; font-weight: 700; margin-bottom: 12px; }
  .compare-card ul { list-style: none; margin-bottom: 16px; }
  .compare-card li {
    display: flex; align-items: center; gap: 8px;
    font-size: 14px; color: var(--text-2); padding: 4px 0;
  }
  .countdown .digit { font-size: 24px; min-width: 52px; padding: 8px 10px; }
  .countdown .sep { font-size: 20px; margin-top: 10px; }
  .timer-title { font-size: 26px; }
  .news-item a { flex-direction: column; align-items: flex-start; }
  .news-thumb { width: 100%; height: auto; aspect-ratio: 16/9; }
  .news-feature-body h3 { font-size: 18px; }
  .form-card { padding: 24px 20px; }
  .contact-card { padding: 24px 20px; }
  .footer-top { grid-template-columns: 1fr; gap: 24px; }
  .footer-bottom { flex-direction: column; text-align: center; }
  .cta-banner h2 { font-size: 24px; }
  .btn-cta, .btn-ghost { width: 100%; }
}
@media (max-width: 479px) {
  .hero-stats { grid-template-columns: repeat(3, 1fr); gap: 10px; }
  .stat-card { padding: 16px 8px; }
  .stat-num { font-size: 22px; }
  .hero-quick { grid-template-columns: 1fr 1fr; }
  .countdown { gap: 6px; }
  .countdown .digit { min-width: 44px; font-size: 20px; padding: 6px 8px; }
  .countdown .sep { font-size: 16px; }
}

/* roulang page: article */
:root {
            --brand: #00A85C;
            --brand-dark: #007243;
            --brand-soft: rgba(0, 168, 92, 0.10);
            --volt: #D6FF3F;
            --volt-dark: #B8E600;
            --ink: #10150F;
            --ink-soft: #1B241E;
            --paper: #F5F7F3;
            --card-bg: #FFFFFF;
            --line: #E3E9E3;
            --text-1: #131914;
            --text-2: #5B6A5E;
            --text-3: #8A9B8E;
            --danger: #E5484D;
            --radius: 16px;
            --radius-sm: 12px;
            --shadow-1: 0 2px 8px rgba(0, 20, 8, .06);
            --shadow-2: 0 12px 32px rgba(0, 20, 8, .12);
            --container: 1200px;
            --font-mono: ui-monospace, "SF Mono", "Cascadia Code", Consolas, monospace;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", -apple-system, BlinkMacSystemFont, sans-serif;
            background: var(--paper);
            color: var(--text-1);
            line-height: 1.75;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

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

        a {
            color: var(--brand-dark);
            text-decoration: none;
            transition: color .2s ease;
        }

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

        ul,
        ol {
            padding-left: 1.4em;
        }

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

        .btn-primary,
        .btn-accent,
        .btn-ghost {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            height: 44px;
            padding: 0 26px;
            border-radius: var(--radius-sm);
            font-size: 15px;
            font-weight: 600;
            border: none;
            cursor: pointer;
            text-decoration: none;
            transition: background .2s ease, transform .2s ease, box-shadow .2s ease;
            white-space: nowrap;
        }

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

        .btn-primary:hover {
            background: var(--brand-dark);
            transform: translateY(-1px);
            box-shadow: var(--shadow-2);
            color: #fff;
        }

        .btn-accent {
            background: var(--volt);
            color: var(--ink);
            height: 48px;
            clip-path: polygon(0 0, calc(100% - 10px) 0, 100% 50%, calc(100% - 10px) 100%, 0 100%);
        }

        .btn-accent:hover {
            background: var(--volt-dark);
            transform: translateY(-1px);
            box-shadow: 0 10px 24px rgba(184, 230, 0, .25);
            color: var(--ink);
        }

        .btn-ghost {
            background: transparent;
            border: 1px solid var(--line);
            color: var(--text-1);
        }

        .btn-ghost:hover {
            border-color: var(--brand);
            background: var(--brand-soft);
            color: var(--brand-dark);
        }

        .btn-primary:focus-visible,
        .btn-accent:focus-visible,
        .btn-ghost:focus-visible,
        .nav-card:focus-visible {
            outline: 2px solid var(--volt);
            outline-offset: 2px;
        }

        /* ===== Header ===== */
        .site-header {
            background: var(--ink);
            position: sticky;
            top: 0;
            z-index: 100;
            box-shadow: 0 8px 24px rgba(0, 0, 0, .25);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
            height: 76px;
        }

        .header-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            color: #fff;
            font-size: 20px;
            font-weight: 800;
            letter-spacing: -0.3px;
            text-decoration: none;
            white-space: nowrap;
            flex-shrink: 0;
        }

        .header-brand:hover {
            color: #fff;
        }

        .logo-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            background: var(--brand);
            border-radius: 10px;
            color: #fff;
            flex-shrink: 0;
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 10px;
            flex: 1;
            justify-content: center;
        }

        .nav-card {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 16px;
            background: rgba(255, 255, 255, .06);
            border: 1px solid rgba(255, 255, 255, .14);
            border-radius: var(--radius-sm);
            color: rgba(255, 255, 255, .92);
            font-size: 14px;
            font-weight: 500;
            text-decoration: none;
            transition: background .2s ease, transform .2s ease, color .2s ease;
        }

        .nav-card svg {
            stroke: var(--volt);
            flex-shrink: 0;
            transition: stroke .2s ease;
        }

        .nav-card:hover {
            background: rgba(255, 255, 255, .12);
            transform: translateY(-1px);
            color: #fff;
        }

        .nav-card.active {
            background: var(--volt);
            color: var(--ink);
        }

        .nav-card.active svg {
            stroke: var(--ink);
        }

        .header-actions {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-shrink: 0;
        }

        .header-cta {
            height: 40px;
            padding: 0 20px;
            font-size: 14px;
        }

        .nav-toggle {
            display: none;
            width: 44px;
            height: 44px;
            background: rgba(255, 255, 255, .06);
            border: 1px solid rgba(255, 255, 255, .14);
            border-radius: 12px;
            cursor: pointer;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            gap: 4px;
        }

        .nav-toggle span {
            display: block;
            width: 18px;
            height: 2px;
            background: #fff;
            border-radius: 2px;
            transition: transform .25s ease, opacity .25s ease;
        }

        /* ===== Breadcrumb ===== */
        .breadcrumb-wrap {
            padding: 28px 0 4px;
        }

        .breadcrumb {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 6px;
            font-size: 13px;
            color: var(--text-3);
        }

        .breadcrumb a {
            color: var(--text-3);
            text-decoration: none;
            transition: color .2s;
        }

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

        .breadcrumb .sep {
            color: var(--text-3);
        }

        .breadcrumb .current {
            color: var(--text-2);
            max-width: 260px;
            overflow: hidden;
            text-overflow: ellipsis;
            white-space: nowrap;
        }

        /* ===== Article Main ===== */
        .article-main {
            padding: 28px 0 64px;
        }

        .article-wrap {
            max-width: 840px;
            margin: 0 auto;
        }

        .post-card {
            background: var(--card-bg);
            border: 1px solid var(--line);
            border-radius: var(--radius);
            box-shadow: var(--shadow-1);
            padding: 48px;
            margin-bottom: 32px;
            position: relative;
            overflow: hidden;
        }

        .post-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 4px;
            background: linear-gradient(90deg, var(--brand) 0%, var(--volt) 100%);
        }

        .post-title {
            font-size: 38px;
            font-weight: 900;
            letter-spacing: -0.5px;
            line-height: 1.3;
            color: var(--text-1);
            margin-bottom: 20px;
        }

        .post-meta {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 16px;
            padding-bottom: 24px;
            margin-bottom: 24px;
            border-bottom: 1px solid var(--line);
        }

        .meta-item {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 14px;
            color: var(--text-2);
        }

        .meta-item svg {
            stroke: var(--text-3);
            flex-shrink: 0;
        }

        .meta-badge {
            display: inline-block;
            background: var(--brand-soft);
            color: var(--brand-dark);
            font-size: 12px;
            font-weight: 600;
            padding: 3px 12px;
            border-radius: 999px;
        }

        /* ===== Post Body ===== */
        .post-body {
            font-size: 16px;
            line-height: 1.8;
            color: var(--text-1);
            word-wrap: break-word;
        }

        .post-body p {
            margin-bottom: 20px;
        }

        .post-body h2 {
            font-size: 26px;
            font-weight: 700;
            color: var(--text-1);
            margin: 36px 0 16px;
            padding-left: 14px;
            border-left: 4px solid var(--brand);
            line-height: 1.4;
        }

        .post-body h3 {
            font-size: 21px;
            font-weight: 700;
            color: var(--text-1);
            margin: 28px 0 12px;
        }

        .post-body h4 {
            font-size: 17px;
            font-weight: 600;
            color: var(--text-1);
            margin: 20px 0 8px;
        }

        .post-body ul,
        .post-body ol {
            margin: 0 0 20px 1.4em;
        }

        .post-body li {
            margin-bottom: 6px;
        }

        .post-body blockquote {
            background: var(--brand-soft);
            border-left: 4px solid var(--brand);
            margin: 24px 0;
            padding: 18px 22px;
            border-radius: 0 12px 12px 0;
            color: var(--text-1);
            font-style: italic;
        }

        .post-body blockquote p {
            margin-bottom: 0;
        }

        .post-body img {
            width: 100%;
            border-radius: var(--radius);
            margin: 24px 0;
            box-shadow: var(--shadow-1);
        }

        .post-body table {
            width: 100%;
            border-collapse: collapse;
            margin: 24px 0;
            font-size: 15px;
        }

        .post-body table th {
            background: var(--brand-soft);
            color: var(--text-1);
            font-weight: 600;
            text-align: left;
            padding: 12px 14px;
            border: 1px solid var(--line);
        }

        .post-body table td {
            padding: 10px 14px;
            border: 1px solid var(--line);
        }

        .post-body table tr:hover td {
            background: rgba(0, 168, 92, .03);
        }

        .post-body a {
            color: var(--brand-dark);
            text-decoration: underline;
            text-underline-offset: 2px;
        }

        .post-body a:hover {
            color: var(--brand);
        }

        .post-body code {
            background: var(--paper);
            border: 1px solid var(--line);
            border-radius: 6px;
            padding: 2px 8px;
            font-family: var(--font-mono);
            font-size: 14px;
        }

        .post-body pre {
            background: var(--ink);
            border-radius: var(--radius-sm);
            padding: 20px;
            overflow-x: auto;
            margin: 24px 0;
        }

        .post-body pre code {
            background: transparent;
            border: none;
            color: #e8efe8;
            padding: 0;
        }

        .post-empty {
            text-align: center;
            padding: 80px 20px;
            background: var(--paper);
            border-radius: var(--radius);
        }

        .post-empty p {
            font-size: 18px;
            color: var(--text-2);
            margin: 20px 0 28px;
        }

        /* ===== Post Tags ===== */
        .post-tags {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 10px;
            padding-top: 24px;
            margin-top: 12px;
            border-top: 1px solid var(--line);
        }

        .tags-label {
            font-size: 14px;
            color: var(--text-3);
            margin-right: 2px;
        }

        .tag-badge {
            display: inline-block;
            background: var(--brand-soft);
            color: var(--brand-dark);
            font-size: 13px;
            font-weight: 600;
            padding: 5px 14px;
            border-radius: 999px;
            transition: background .2s, color .2s;
        }

        .tag-badge:hover {
            background: var(--brand);
            color: #fff;
        }

        /* ===== Share Row ===== */
        .share-row {
            display: flex;
            align-items: center;
            gap: 14px;
            margin-top: 24px;
            flex-wrap: wrap;
        }

        .share-label {
            font-size: 14px;
            color: var(--text-3);
        }

        .share-btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 42px;
            height: 42px;
            border: 1px solid var(--line);
            border-radius: 50%;
            background: #fff;
            cursor: pointer;
            transition: background .2s, border-color .2s, transform .2s;
            color: var(--text-2);
        }

        .share-btn:hover {
            background: var(--brand);
            border-color: var(--brand);
            color: #fff;
            transform: translateY(-2px);
        }

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

        /* ===== Related ===== */
        .related-posts {
            background: var(--card-bg);
            border: 1px solid var(--line);
            border-radius: var(--radius);
            box-shadow: var(--shadow-1);
            padding: 32px;
            margin-bottom: 24px;
        }

        .related-title {
            font-size: 22px;
            font-weight: 800;
            color: var(--text-1);
            margin-bottom: 20px;
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .related-title::before {
            content: '';
            display: block;
            width: 4px;
            height: 22px;
            background: var(--brand);
            border-radius: 2px;
        }

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

        .related-card {
            display: flex;
            align-items: center;
            gap: 16px;
            background: var(--card-bg);
            border: 1px solid var(--line);
            border-radius: var(--radius-sm);
            padding: 14px;
            transition: box-shadow .2s, border-color .2s, transform .2s;
            text-decoration: none;
        }

        .related-card:hover {
            border-color: rgba(0, 168, 92, .4);
            box-shadow: var(--shadow-2);
            transform: translateY(-2px);
        }

        .related-card img {
            width: 120px;
            height: 80px;
            object-fit: cover;
            border-radius: 10px;
            flex-shrink: 0;
            background: var(--brand-soft);
        }

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

        .related-cat {
            display: inline-block;
            font-size: 12px;
            font-weight: 600;
            color: var(--brand-dark);
            background: var(--brand-soft);
            padding: 2px 10px;
            border-radius: 999px;
            margin-bottom: 6px;
        }

        .related-name {
            font-size: 16px;
            font-weight: 700;
            color: var(--text-1);
            line-height: 1.45;
            overflow: hidden;
            text-overflow: ellipsis;
            white-space: nowrap;
            transition: color .2s;
        }

        .related-card:hover .related-name {
            color: var(--brand-dark);
        }

        .back-row {
            text-align: center;
            margin-top: 24px;
        }

        /* ===== Footer ===== */
        .site-footer {
            background: var(--ink);
            color: rgba(255, 255, 255, .78);
            padding: 64px 0 28px;
            margin-top: 0;
        }

        .footer-top {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 40px;
            padding-bottom: 40px;
            border-bottom: 1px solid rgba(255, 255, 255, .08);
        }

        .footer-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 19px;
            font-weight: 800;
            color: #fff;
            margin-bottom: 14px;
        }

        .footer-brand .logo-icon {
            width: 32px;
            height: 32px;
            border-radius: 9px;
        }

        .footer-desc {
            font-size: 14px;
            line-height: 1.8;
            color: rgba(255, 255, 255, .6);
            max-width: 380px;
        }

        .footer-col h4 {
            color: #fff;
            font-size: 15px;
            font-weight: 700;
            margin-bottom: 16px;
        }

        .footer-col ul {
            list-style: none;
            padding: 0;
        }

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

        .footer-col ul a {
            color: rgba(255, 255, 255, .6);
            font-size: 14px;
            transition: color .2s;
        }

        .footer-col ul a:hover {
            color: var(--volt);
        }

        .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            padding-top: 24px;
            font-size: 13px;
            color: rgba(255, 255, 255, .4);
        }

        .footer-bottom-links {
            display: flex;
            gap: 18px;
        }

        /* ===== Responsive ===== */
        @media (max-width: 1199px) {
            .footer-top {
                grid-template-columns: 1fr 1fr 1fr;
            }
            .footer-col:first-child {
                grid-column: 1 / -1;
            }
            .footer-desc {
                max-width: 100%;
            }
        }

        @media (max-width: 991px) {
            .nav-toggle {
                display: flex;
            }
            .header-actions {
                display: none;
            }
            .main-nav {
                position: fixed;
                inset: 0;
                background: var(--ink);
                flex-direction: column;
                justify-content: center;
                align-items: stretch;
                gap: 14px;
                padding: 32px 24px;
                z-index: 999;
                transform: translateX(100%);
                transition: transform .35s ease;
                opacity: 0;
                visibility: hidden;
            }
            .main-nav.open {
                transform: translateX(0);
                opacity: 1;
                visibility: visible;
            }
            .nav-card {
                justify-content: center;
                font-size: 17px;
                padding: 16px 18px;
                background: rgba(255, 255, 255, .06);
            }
            .header-brand {
                font-size: 17px;
            }
            .header-inner {
                height: 68px;
            }
        }

        @media (max-width: 767px) {
            .post-card {
                padding: 28px 22px;
                border-radius: var(--radius-sm);
            }
            .post-title {
                font-size: 28px;
            }
            .post-meta {
                gap: 10px;
            }
            .meta-item {
                font-size: 13px;
            }
            .related-card {
                flex-direction: row;
            }
            .related-card img {
                width: 100px;
                height: 72px;
            }
            .footer-top {
                grid-template-columns: 1fr;
                gap: 28px;
            }
            .footer-col:first-child {
                grid-column: auto;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
            .article-wrap {
                padding: 0;
            }
            .breadcrumb .current {
                max-width: 160px;
            }
        }

        @media (max-width: 480px) {
            .container {
                padding: 0 16px;
            }
            .post-card {
                padding: 22px 18px;
            }
            .post-title {
                font-size: 24px;
            }
            .meta-item {
                font-size: 12px;
            }
            .related-card {
                padding: 10px;
                gap: 12px;
            }
            .related-card img {
                width: 88px;
                height: 64px;
            }
            .related-name {
                font-size: 14px;
            }
            .btn-primary,
            .btn-ghost,
            .btn-accent {
                width: 100%;
            }
            .back-row .btn-ghost {
                width: auto;
                min-width: 240px;
            }
        }

        @media (min-width: 1400px) {
            .container {
                max-width: 1320px;
            }
        }

        /* body.nav-open scroll lock */
        body.nav-open {
            overflow: hidden;
        }

/* roulang page: category1 */
:root{
  --brand:#00A85C;
  --brand-dark:#007243;
  --brand-soft:rgba(0,168,92,.10);
  --volt:#D6FF3F;
  --volt-dark:#B8E600;
  --ink:#10150F;
  --ink-soft:#1B241E;
  --paper:#F5F7F3;
  --card-bg:#FFFFFF;
  --line:#E3E9E3;
  --text-1:#131914;
  --text-2:#5B6A5E;
  --text-3:#8A9B8E;
  --danger:#E5484D;
  --radius:16px;
  --radius-sm:12px;
  --shadow-1:0 2px 8px rgba(0,20,8,.06);
  --shadow-2:0 12px 32px rgba(0,20,8,.12);
  --container:1200px;
  --mono:ui-monospace,'SF Mono','Cascadia Code',Consolas,monospace;
}
*,*::before,*::after{margin:0;padding:0;box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  font-size:16px;line-height:1.75;color:var(--text-1);background:var(--paper);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{text-decoration:none;color:inherit;}
ul,ol{list-style:none;}
button,input,select,textarea{font-family:inherit;font-size:inherit;}
.container{max-width:var(--container);margin:0 auto;padding:0 24px;}

/* 按钮 */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 26px;border-radius:12px;font-size:15px;font-weight:600;
  border:none;cursor:pointer;transition:all .2s ease;white-space:nowrap;
}
.btn:focus-visible{outline:2px solid var(--volt);outline-offset:2px;}
.btn-primary{background:var(--brand);color:#fff;}
.btn-primary:hover{background:var(--brand-dark);transform:translateY(-1px);}
.btn-accent{
  background:var(--volt);color:var(--ink);height:48px;font-weight:700;
  clip-path:polygon(0 0,calc(100% - 10px) 0,100% 50%,calc(100% - 10px) 100%,0 100%);
}
.btn-accent:hover{background:var(--volt-dark);transform:translateY(-1px);box-shadow:0 8px 20px rgba(184,230,0,.3);}
.btn-ghost{
  background:transparent;color:var(--text-1);border:1px solid var(--line);
}
.btn-ghost:hover{background:var(--brand-soft);border-color:var(--brand);}
.btn-ghost-light{background:transparent;color:#fff;border:1px solid rgba(255,255,255,.35);}
.btn-ghost-light:hover{background:rgba(255,255,255,.1);border-color:#fff;}
.btn-block{width:100%;}

/* Logo */
.logo{
  display:inline-flex;align-items:center;gap:10px;
  color:#fff;font-size:19px;font-weight:800;letter-spacing:-.3px;
}
.logo-icon{
  display:flex;align-items:center;justify-content:center;
  width:36px;height:36px;border-radius:10px;background:var(--brand);
  color:#fff;flex-shrink:0;
}
.logo-icon svg{width:20px;height:20px;stroke:#fff;}
.logo-text{line-height:1.2;}

/* Header */
.site-header{
  position:sticky;top:0;z-index:1000;background:var(--ink);
  height:76px;border-bottom:1px solid rgba(255,255,255,.06);
  transition:box-shadow .3s;
}
.site-header.scrolled{box-shadow:0 8px 24px rgba(0,0,0,.25);}
.header-inner{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  height:76px;max-width:1280px;margin:0 auto;padding:0 24px;
}
.main-nav{display:flex;align-items:center;gap:10px;}
.nav-card{
  display:flex;align-items:center;gap:8px;
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.14);
  border-radius:12px;padding:10px 14px;color:rgba(255,255,255,.82);
  font-size:14px;font-weight:500;transition:all .2s ease;line-height:1.2;
}
.nav-card:hover{background:rgba(255,255,255,.12);transform:translateY(-1px);color:#fff;}
.nav-card.active{background:var(--volt);color:var(--ink);border-color:var(--volt);font-weight:700;}
.nav-card.active svg{stroke:var(--ink);}
.nav-card svg{stroke:currentColor;flex-shrink:0;}
.header-cta{flex-shrink:0;}
.hamburger{
  display:none;flex-direction:column;justify-content:center;gap:5px;
  width:44px;height:44px;background:rgba(255,255,255,.08);
  border:1px solid rgba(255,255,255,.14);border-radius:12px;cursor:pointer;
  padding:10px;transition:all .2s;
}
.hamburger span{display:block;height:2px;width:100%;background:#fff;border-radius:2px;transition:all .3s;}
.hamburger.active span:nth-child(1){transform:translateY(7px) rotate(45deg);}
.hamburger.active span:nth-child(2){opacity:0;}
.hamburger.active span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}

/* Page Hero 窄横幅 */
.page-hero{
  background:linear-gradient(rgba(16,21,15,.86),rgba(16,21,15,.92)),url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
  padding:76px 0 72px;color:#fff;position:relative;overflow:hidden;
}
.page-hero::before{
  content:'';position:absolute;top:0;left:0;right:0;bottom:0;
  background-image:linear-gradient(rgba(255,255,255,.04) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.04) 1px,transparent 1px);
  background-size:44px 44px;pointer-events:none;
}
.page-hero::after{
  content:'';position:absolute;right:-80px;bottom:-80px;width:360px;height:360px;
  border-radius:50%;background:radial-gradient(circle,rgba(0,168,92,.25),transparent 70%);
  pointer-events:none;
}
.page-hero .container{position:relative;z-index:2;}
.hero-breadcrumb{
  display:inline-flex;align-items:center;gap:8px;font-size:13px;color:rgba(255,255,255,.6);
  margin-bottom:16px;
}
.hero-breadcrumb a:hover{color:var(--volt);}
.hero-badge{
  display:inline-flex;align-items:center;gap:6px;
  background:rgba(0,168,92,.18);border:1px solid rgba(0,168,92,.4);
  color:var(--volt);font-size:12px;font-weight:700;letter-spacing:2px;
  padding:5px 14px;border-radius:999px;margin-bottom:18px;
}
.hero-badge::before{content:'';width:6px;height:6px;border-radius:50%;background:var(--volt);}
.page-hero h1{
  font-size:48px;font-weight:900;letter-spacing:-.5px;line-height:1.15;margin-bottom:16px;
}
.page-hero .hero-sub{
  font-size:16px;line-height:1.8;color:rgba(255,255,255,.78);max-width:680px;margin-bottom:28px;
}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap;}
.hero-meta{
  display:flex;gap:24px;margin-top:32px;flex-wrap:wrap;
  font-size:13px;color:rgba(255,255,255,.55);
}
.hero-meta span{display:inline-flex;align-items:center;gap:6px;}
.hero-meta svg{width:14px;height:14px;stroke:var(--volt);}

/* 版块通用 */
.section{padding:80px 0;}
.section-alt{background:var(--card-bg);}
.section-head{margin-bottom:44px;max-width:720px;}
.section-label{
  display:inline-block;color:var(--brand);font-size:13px;font-weight:700;
  letter-spacing:2px;text-transform:uppercase;margin-bottom:10px;
}
.section-head h2{
  font-size:34px;font-weight:800;letter-spacing:-.5px;line-height:1.25;margin-bottom:10px;
  color:var(--text-1);
}
.section-head .section-desc{font-size:16px;color:var(--text-2);line-height:1.75;}
.section-foot{margin-top:28px;text-align:center;}
.section-foot a{
  display:inline-flex;align-items:center;gap:6px;color:var(--brand);font-weight:600;font-size:15px;
  transition:gap .2s;
}
.section-foot a:hover{gap:10px;color:var(--brand-dark);}

/* 功能特色 */
.feature-cards{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;}
.feature-card{
  background:var(--card-bg);border:1px solid var(--line);border-radius:var(--radius);
  padding:30px 24px 26px;box-shadow:var(--shadow-1);transition:all .25s ease;position:relative;overflow:hidden;
}
.feature-card::after{
  content:'';position:absolute;right:0;bottom:0;width:52px;height:4px;
  background:var(--brand);border-radius:4px 0 0 0;opacity:.7;transition:all .25s;
}
.feature-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-2);border-color:rgba(0,168,92,.4);}
.feature-card:hover::after{opacity:1;width:70px;}
.feature-icon{
  width:52px;height:52px;border-radius:14px;background:var(--brand-soft);
  display:flex;align-items:center;justify-content:center;margin-bottom:18px;
}
.feature-icon svg{width:26px;height:26px;stroke:var(--brand);}
.feature-card h3{font-size:18px;font-weight:700;margin-bottom:8px;letter-spacing:-.3px;}
.feature-card p{font-size:14px;line-height:1.7;color:var(--text-2);}

/* 热门赛事 */
.events-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.event-card{
  background:var(--card-bg);border:1px solid var(--line);border-radius:var(--radius);
  overflow:hidden;box-shadow:var(--shadow-1);transition:all .25s ease;position:relative;
}
.event-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-2);border-color:rgba(0,168,92,.4);}
.event-cover{position:relative;height:190px;overflow:hidden;background:var(--brand-soft);}
.event-cover img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease;}
.event-card:hover .event-cover img{transform:scale(1.04);}
.event-tag{
  position:absolute;top:12px;left:12px;background:rgba(16,21,15,.78);
  color:var(--volt);font-size:12px;font-weight:600;padding:4px 12px;border-radius:999px;
  backdrop-filter:blur(4px);
}
.event-card-body{padding:22px 22px 20px;}
.event-card-body h3{font-size:19px;font-weight:700;margin-bottom:8px;letter-spacing:-.3px;}
.event-card-body p{font-size:14px;color:var(--text-2);line-height:1.7;margin-bottom:14px;}
.event-more{
  display:inline-flex;align-items:center;gap:5px;font-size:14px;font-weight:600;color:var(--brand);
  transition:gap .2s;
}
.event-more:hover{gap:9px;color:var(--brand-dark);}

/* 数据统计 */
.stats-section{background:var(--ink) url('/assets/images/backpic/back-2.webp') center/cover no-repeat;position:relative;}
.stats-section::before{content:'';position:absolute;inset:0;background:rgba(16,21,15,.9);}
.stats-section .container{position:relative;z-index:2;}
.stats-head{max-width:680px;margin-bottom:48px;position:relative;z-index:2;}
.stats-head .section-label{color:var(--volt);}
.stats-head h2{color:#fff;}
.stats-head .section-desc{color:rgba(255,255,255,.7);}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;}
.stat-item{
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12);
  border-radius:var(--radius);padding:30px 20px;text-align:center;transition:all .25s;
}
.stat-item:hover{background:rgba(255,255,255,.1);transform:translateY(-2px);}
.stat-num{
  font-family:var(--mono);font-size:44px;font-weight:900;color:var(--volt);
  line-height:1.1;margin-bottom:8px;
}
.stat-label{font-size:14px;color:rgba(255,255,255,.72);}
.stat-desc{font-size:12px;color:rgba(255,255,255,.42);margin-top:4px;}

/* 服务流程 */
.process-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;counter-reset:step;}
.process-step{
  background:var(--card-bg);border:1px solid var(--line);border-radius:var(--radius);
  padding:30px 24px 26px;position:relative;box-shadow:var(--shadow-1);transition:all .25s;
}
.process-step:hover{transform:translateY(-3px);box-shadow:var(--shadow-2);border-color:rgba(0,168,92,.4);}
.step-index{
  font-family:var(--mono);font-size:14px;font-weight:700;color:var(--brand);
  background:var(--brand-soft);display:inline-flex;align-items:center;justify-content:center;
  min-width:38px;height:28px;border-radius:8px;padding:0 8px;margin-bottom:18px;
}
.step-icon{width:46px;height:46px;border-radius:12px;background:var(--ink);display:flex;align-items:center;justify-content:center;margin-bottom:16px;}
.step-icon svg{width:22px;height:22px;stroke:var(--volt);}
.process-step h3{font-size:18px;font-weight:700;margin-bottom:8px;}
.process-step p{font-size:14px;color:var(--text-2);line-height:1.7;}
.step-line{
  position:absolute;top:50%;right:-24px;width:24px;height:1px;background:var(--line);
  display:none;
}

/* FAQ */
.faq-wrap{max-width:800px;margin:0 auto;}
.faq-item{
  background:var(--card-bg);border:1px solid var(--line);border-radius:12px;
  margin-bottom:12px;overflow:hidden;transition:border-color .25s;
}
.faq-item.active{border-color:rgba(0,168,92,.4);}
.faq-question{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:20px 24px;font-size:16px;font-weight:600;cursor:pointer;transition:background .2s;
}
.faq-question:hover{background:var(--brand-soft);}
.faq-icon{
  width:28px;height:28px;border-radius:50%;background:var(--brand-soft);flex-shrink:0;
  display:flex;align-items:center;justify-content:center;transition:all .3s;position:relative;
}
.faq-icon::before,.faq-icon::after{
  content:'';position:absolute;background:var(--brand);border-radius:2px;transition:all .3s;
}
.faq-icon::before{width:12px;height:2px;}
.faq-icon::after{width:2px;height:12px;}
.faq-item.active .faq-icon{background:var(--brand);}
.faq-item.active .faq-icon::before{background:#fff;}
.faq-item.active .faq-icon::after{background:#fff;transform:rotate(90deg);opacity:0;}
.faq-answer{max-height:0;overflow:hidden;transition:max-height .35s ease,padding .3s;}
.faq-item.active .faq-answer{max-height:320px;padding:0 24px 22px;}
.faq-answer p{font-size:14px;color:var(--text-2);line-height:1.8;padding-top:2px;}

/* CTA 区块 */
.cta-section{
  background:var(--ink);padding:72px 0;position:relative;overflow:hidden;
}
.cta-section::before{
  content:'';position:absolute;top:-120px;right:-80px;width:420px;height:420px;
  background:radial-gradient(circle,rgba(0,168,92,.3),transparent 70%);border-radius:50%;
}
.cta-section::after{
  content:'';position:absolute;bottom:-80px;left:-60px;width:300px;height:300px;
  background:radial-gradient(circle,rgba(214,255,63,.12),transparent 70%);
}
.cta-inner{
  position:relative;z-index:2;display:flex;align-items:center;justify-content:space-between;
  gap:40px;flex-wrap:wrap;
}
.cta-text h2{font-size:32px;font-weight:800;color:#fff;letter-spacing:-.5px;margin-bottom:10px;}
.cta-text p{color:rgba(255,255,255,.72);font-size:15px;line-height:1.7;max-width:560px;}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap;}

/* Footer */
.site-footer{background:var(--ink);color:rgba(255,255,255,.7);padding:64px 0 0;}
.footer-top{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:40px;padding-bottom:44px;}
.footer-brand{
  display:flex;align-items:center;gap:10px;color:#fff;font-size:18px;font-weight:800;margin-bottom:14px;
}
.footer-brand .logo-icon{width:34px;height:34px;border-radius:10px;background:var(--brand);display:flex;align-items:center;justify-content:center;}
.footer-brand .logo-icon svg{width:18px;height:18px;stroke:#fff;}
.footer-desc{font-size:14px;line-height:1.8;color:rgba(255,255,255,.55);max-width:320px;}
.footer-col h4{
  color:#fff;font-size:15px;font-weight:700;margin-bottom:16px;letter-spacing:.3px;
}
.footer-col ul li{margin-bottom:10px;}
.footer-col ul li a{font-size:14px;color:rgba(255,255,255,.55);transition:all .2s;}
.footer-col ul li a:hover{color:var(--volt);padding-left:4px;}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.08);padding:20px 0;
  display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;
  font-size:13px;color:rgba(255,255,255,.38);
}
.footer-bottom-links{display:flex;align-items:center;gap:20px;}
.footer-bottom-links a{color:rgba(255,255,255,.45);transition:color .2s;}
.footer-bottom-links a:hover{color:var(--volt);}

/* 响应式 */
@media (max-width:1023px){
  .container{padding:0 20px;}
  .feature-cards{grid-template-columns:repeat(2,1fr);gap:20px;}
  .events-grid{grid-template-columns:repeat(2,1fr);gap:20px;}
  .stats-grid{grid-template-columns:repeat(2,1fr);gap:20px;}
  .process-grid{grid-template-columns:repeat(2,1fr);gap:20px;}
  .footer-top{grid-template-columns:1fr 1fr;gap:32px;}
  .main-nav{
    position:fixed;top:0;right:0;bottom:0;width:300px;
    background:var(--ink);flex-direction:column;padding:88px 20px 24px;
    transform:translateX(100%);transition:transform .32s ease;gap:12px;
    box-shadow:-20px 0 40px rgba(0,0,0,.4);z-index:998;
    overflow-y:auto;
  }
  .main-nav.open{transform:translateX(0);}
  .header-cta{display:none;}
  .hamburger{display:flex;position:relative;z-index:999;}
  .nav-card{width:100%;}
}
@media (max-width:767px){
  .page-hero{padding:60px 0 52px;}
  .page-hero h1{font-size:36px;}
  .section{padding:56px 0;}
  .section-head h2{font-size:27px;}
  .feature-cards{grid-template-columns:1fr;}
  .events-grid{grid-template-columns:1fr;}
  .stats-grid{grid-template-columns:1fr 1fr;gap:16px;}
  .process-grid{grid-template-columns:1fr;}
  .footer-top{grid-template-columns:1fr;gap:24px;}
  .hero-actions .btn{flex:1;min-width:140px;}
  .cta-inner{flex-direction:column;align-items:flex-start;}
}
@media (max-width:479px){
  .container{padding:0 16px;}
  .page-hero h1{font-size:30px;}
  .stats-grid{grid-template-columns:1fr;}
  .btn-accent{height:46px;}
  .hero-actions{flex-direction:column;}
  .hero-actions .btn{width:100%;}
}

/* roulang page: category2 */
:root{
  --brand:#00A85C;
  --brand-dark:#007243;
  --brand-soft:rgba(0,168,92,.10);
  --volt:#D6FF3F;
  --volt-dark:#B8E600;
  --ink:#10150F;
  --ink-soft:#1B241E;
  --paper:#F5F7F3;
  --card-bg:#FFFFFF;
  --line:#E3E9E3;
  --text-1:#131914;
  --text-2:#5B6A5E;
  --text-3:#8A9B8E;
  --danger:#E5484D;
  --radius:16px;
  --radius-sm:12px;
  --shadow-1:0 2px 8px rgba(0,20,8,.06);
  --shadow-2:0 12px 32px rgba(0,20,8,.12);
  --container:1200px;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,sans-serif;
  background:var(--paper);
  color:var(--text-1);
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;object-fit:cover}
a{text-decoration:none;color:inherit;transition:color .2s ease}
ul,ol{list-style:none}
button,input,select,textarea{font-family:inherit;font-size:inherit;outline:none}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px}
/* 按钮体系 */
.btn{
  display:inline-flex;align-items:center;justify-content:center;
  height:44px;padding:0 26px;border-radius:12px;
  font-weight:600;font-size:15px;line-height:1;
  border:1px solid transparent;cursor:pointer;
  transition:all .2s ease;white-space:nowrap;
}
.btn:focus-visible{
  outline:2px solid var(--volt);outline-offset:2px;
}
.btn-primary{background:var(--brand);color:#fff}
.btn-primary:hover{background:var(--brand-dark);transform:translateY(-1px)}
.btn-accent{
  background:var(--volt);color:var(--ink);
  height:48px;padding:0 28px;
  clip-path:polygon(0 0,calc(100% - 10px) 0,100% 50%,calc(100% - 10px) 100%,0 100%);
  font-weight:700;
}
.btn-accent:hover{background:var(--volt-dark);box-shadow:0 8px 20px rgba(182,230,0,.25);transform:translateY(-1px)}
.btn-ghost{border-color:rgba(255,255,255,.5);color:#fff;background:transparent}
.btn-ghost:hover{background:var(--brand-soft);border-color:var(--brand)}
.btn-ghost-dark{border-color:var(--line);color:var(--text-1);background:#fff}
.btn-ghost-dark:hover{border-color:var(--brand);background:var(--brand-soft)}
/* Header 导航 */
.site-header{
  background:var(--ink);
  position:sticky;top:0;z-index:100;
  transition:box-shadow .3s ease;
}
.site-header.scrolled{box-shadow:0 8px 24px rgba(0,0,0,.25)}
.header-inner{
  display:flex;align-items:center;
  height:76px;gap:28px;
}
.site-logo{
  display:flex;align-items:center;gap:10px;
  flex-shrink:0;
}
.logo-icon{
  width:38px;height:38px;border-radius:12px;
  background:linear-gradient(135deg,var(--brand),var(--brand-dark));
  display:inline-flex;align-items:center;justify-content:center;
  color:#fff;
}
.logo-text{color:#fff;font-weight:800;font-size:19px;letter-spacing:-.5px;white-space:nowrap}
.main-nav{
  display:flex;align-items:center;gap:10px;
  margin:0 auto;
}
.nav-card{
  display:inline-flex;align-items:center;gap:8px;
  padding:10px 16px;border-radius:12px;
  background:rgba(255,255,255,.06);
  border:1px solid rgba(255,255,255,.14);
  color:rgba(255,255,255,.88);
  font-size:14px;font-weight:500;
  transition:all .2s ease;
}
.nav-card svg{stroke:var(--volt);transition:stroke .2s ease}
.nav-card:hover{
  background:rgba(255,255,255,.12);
  transform:translateY(-1px);
  color:#fff;
}
.nav-card.active{
  background:var(--volt);
  color:var(--ink);
  border-color:var(--volt);
}
.nav-card.active svg{stroke:var(--ink)}
.header-cta{margin-left:auto;flex-shrink:0}
.nav-toggle{
  display:none;
  width:44px;height:44px;border-radius:12px;
  background:rgba(255,255,255,.08);
  border:1px solid rgba(255,255,255,.16);
  cursor:pointer;flex-direction:column;align-items:center;justify-content:center;
  gap:5px;margin-left:auto;
}
.nav-toggle span{
  width:18px;height:2px;background:#fff;border-radius:2px;
  display:block;transition:all .3s ease;
}
.nav-toggle.open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-toggle.open span:nth-child(2){opacity:0}
.nav-toggle.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
/* 移动端抽屉 */
.mobile-drawer{
  position:fixed;inset:0;background:var(--ink);
  z-index:99;padding:100px 24px 40px;display:flex;flex-direction:column;
  opacity:0;pointer-events:none;transform:translateY(-12px);
  transition:opacity .3s ease,transform .3s ease;
}
.mobile-drawer.open{opacity:1;pointer-events:auto;transform:none}
.drawer-nav{display:flex;flex-direction:column;gap:14px}
.drawer-card{
  display:flex;align-items:center;gap:12px;width:100%;
  padding:16px 20px;border-radius:14px;
  background:rgba(255,255,255,.06);
  border:1px solid rgba(255,255,255,.14);
  color:#fff;font-size:16px;font-weight:600;
  transition:all .2s ease;
}
.drawer-card:hover{background:rgba(255,255,255,.12)}
.drawer-card.active{background:var(--volt);color:var(--ink);border-color:var(--volt)}
.drawer-cta{margin-top:24px}
body.drawer-open{overflow:hidden}
/* Hero */
.page-hero{
  position:relative;
  background:var(--ink);
  padding:72px 0 84px;
  overflow:hidden;
}
.page-hero-bg{
  position:absolute;inset:0;
  background-size:cover;background-position:center;
  opacity:.35;
}
.page-hero-bg::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(90deg,rgba(16,21,15,.92) 30%,rgba(16,21,15,.55) 100%);
}
.page-hero-inner{position:relative;z-index:2;max-width:860px}
.page-hero-label{
  display:inline-block;
  color:var(--volt);font-size:13px;font-weight:600;
  letter-spacing:3px;text-transform:uppercase;
  border:1px solid rgba(214,255,63,.3);
  background:rgba(214,255,63,.08);
  padding:5px 14px;border-radius:999px;
  margin-bottom:20px;
}
.page-hero h1{
  color:#fff;font-size:48px;font-weight:900;
  letter-spacing:-1px;line-height:1.15;
  margin-bottom:16px;
}
.page-hero p{
  color:rgba(255,255,255,.78);
  font-size:17px;line-height:1.8;
  max-width:620px;
}
/* 通用 Section */
.section{padding:96px 0}
.section-tinted{background:#fff}
.section-dark{background:var(--ink)}
.section-head{
  margin-bottom:48px;
  display:flex;align-items:flex-end;justify-content:space-between;
  flex-wrap:wrap;gap:16px;
}
.section-label{
  display:inline-block;
  color:var(--brand);font-size:13px;font-weight:600;
  letter-spacing:2px;text-transform:uppercase;
  margin-bottom:8px;
}
.section-title{
  font-size:34px;font-weight:800;
  letter-spacing:-.5px;line-height:1.25;
  color:var(--text-1);
}
.section-desc{
  color:var(--text-2);font-size:15px;
  max-width:620px;margin-top:8px;
}
.section-head.dark .section-title{color:#fff}
.section-head.dark .section-desc{color:rgba(255,255,255,.66)}
/* 阶梯卡 */
.tier-grid{
  display:grid;grid-template-columns:repeat(3,1fr);gap:24px;
  align-items:stretch;
}
.tier-card{
  position:relative;
  background:var(--card-bg);
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:36px 28px 28px;
  box-shadow:var(--shadow-1);
  transition:all .2s ease;
  display:flex;flex-direction:column;
  overflow:hidden;
}
.tier-card::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:4px;
  background:var(--volt);opacity:0;transition:opacity .3s ease;
}
.tier-card:hover{
  transform:translateY(-4px);
  box-shadow:var(--shadow-2);
  border-color:rgba(0,168,92,.4);
}
.tier-card:hover::after{opacity:1}
.tier-card.hot{
  border:2px solid var(--brand);
  transform:scale(1.03);
  box-shadow:var(--shadow-2);
}
.tier-card.hot:hover{transform:scale(1.03) translateY(-4px)}
.tier-tag{
  position:absolute;top:16px;right:0;
  background:var(--volt);color:var(--ink);
  font-size:12px;font-weight:700;
  padding:4px 14px 4px 18px;
  clip-path:polygon(0 0,100% 0,100% 100%,0 100%,8px 50%);
}
.tier-name{
  font-size:22px;font-weight:800;
  color:var(--text-1);margin-bottom:6px;
}
.tier-sub{
  font-size:14px;color:var(--text-3);
  margin-bottom:20px;
}
.tier-list{
  display:flex;flex-direction:column;gap:12px;
  margin-bottom:28px;flex:1;
}
.tier-list li{
  display:flex;align-items:flex-start;gap:10px;
  font-size:14px;color:var(--text-2);
}
.tier-list li svg{
  flex-shrink:0;margin-top:4px;
  stroke:var(--brand);
}
.tier-card.hot .tier-list li svg{stroke:var(--volt-dark)}
.tier-card .btn{width:100%}
/* 左图右文长条卡 */
.feature-stack{display:flex;flex-direction:column;gap:28px}
.feature-card{
  display:grid;grid-template-columns:400px 1fr;
  background:var(--card-bg);
  border:1px solid var(--line);
  border-radius:var(--radius);
  overflow:hidden;
  box-shadow:var(--shadow-1);
  transition:all .25s ease;
}
.feature-card:hover{
  box-shadow:var(--shadow-2);
  border-color:rgba(0,168,92,.4);
  transform:translateY(-3px);
}
.feature-media{
  position:relative;height:100%;min-height:260px;
  background:var(--brand-soft);
}
.feature-media img{
  width:100%;height:100%;object-fit:cover;
  position:absolute;inset:0;
}
.feature-media .img-fallback{
  position:absolute;inset:0;display:flex;align-items:center;justify-content:center;
  color:var(--brand);font-size:64px;
}
.feature-body{
  padding:36px 40px;
  display:flex;flex-direction:column;justify-content:center;
}
.feature-badge{
  align-self:flex-start;
  background:var(--brand-soft);color:var(--brand);
  font-size:12px;font-weight:600;
  padding:4px 14px;border-radius:999px;
  margin-bottom:14px;
}
.feature-body h3{
  font-size:24px;font-weight:800;
  color:var(--text-1);margin-bottom:12px;
  letter-spacing:-.3px;
}
.feature-body p{
  color:var(--text-2);font-size:15px;line-height:1.8;
  margin-bottom:18px;
}
.feature-meta{
  display:flex;align-items:center;gap:8px;
  font-size:13px;color:var(--text-3);
}
.feature-meta .dot{width:4px;height:4px;border-radius:50%;background:var(--text-3)}
/* 流程 */
.process-grid{
  display:grid;grid-template-columns:repeat(4,1fr);gap:24px;
}
.process-step{
  position:relative;
  background:var(--card-bg);
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:32px 24px 28px;
  box-shadow:var(--shadow-1);
  transition:all .25s ease;
}
.process-step:hover{
  transform:translateY(-4px);
  box-shadow:var(--shadow-2);
  border-color:rgba(0,168,92,.4);
}
.step-num{
  font-family:ui-monospace,"SF Mono","Cascadia Code",Consolas,monospace;
  font-size:36px;font-weight:900;
  color:var(--brand);
  background:var(--brand-soft);
  width:58px;height:58px;border-radius:14px;
  display:flex;align-items:center;justify-content:center;
  margin-bottom:18px;
}
.process-step h3{
  font-size:17px;font-weight:700;
  color:var(--text-1);margin-bottom:8px;
}
.process-step p{
  font-size:14px;color:var(--text-2);line-height:1.7;
}
/* FAQ */
.faq-list{
  max-width:860px;margin:0 auto;
  display:flex;flex-direction:column;gap:16px;
}
.faq-item{
  background:var(--card-bg);
  border:1px solid var(--line);
  border-radius:var(--radius-sm);
  overflow:hidden;
  transition:all .25s ease;
}
.faq-item:hover{border-color:rgba(0,168,92,.4)}
.faq-item.open{
  border-color:var(--brand);
  background:rgba(0,168,92,.04);
}
.faq-question{
  width:100%;display:flex;align-items:center;justify-content:space-between;
  gap:16px;padding:20px 24px;
  background:transparent;border:none;cursor:pointer;
  font-size:16px;font-weight:600;color:var(--text-1);
  text-align:left;
}
.faq-icon{
  width:30px;height:30px;border-radius:50%;
  border:1px solid var(--line);
  display:flex;align-items:center;justify-content:center;
  flex-shrink:0;transition:all .3s ease;
  color:var(--brand);
}
.faq-icon svg{transition:transform .3s ease}
.faq-item.open .faq-icon{
  background:var(--brand);border-color:var(--brand);color:#fff;
}
.faq-item.open .faq-icon svg{transform:rotate(45deg)}
.faq-answer{
  max-height:0;overflow:hidden;
  transition:max-height .35s ease;
}
.faq-answer-inner{
  padding:0 24px 22px;
  font-size:15px;color:var(--text-2);line-height:1.8;
  border-top:1px solid var(--line);
  margin:0 24px 0;
  padding:18px 0 20px;
}
.faq-item.open .faq-answer{max-height:300px}
/* CTA */
.cta-panel{
  position:relative;
  background:var(--ink);
  border-radius:24px;
  padding:60px 64px;
  display:flex;align-items:center;justify-content:space-between;
  gap:40px;
  overflow:hidden;
}
.cta-panel::before{
  content:"";position:absolute;right:-60px;top:-60px;
  width:220px;height:220px;
  background:var(--brand);
  clip-path:polygon(50% 0%,100% 50%,50% 100%,0% 50%);
  opacity:.18;transform:rotate(15deg);
}
.cta-panel::after{
  content:"";position:absolute;right:-100px;bottom:-100px;
  width:260px;height:260px;border:2px solid var(--volt);
  border-radius:50%;opacity:.25;
}
.cta-left{position:relative;z-index:2;flex:1}
.cta-left h2{
  font-size:30px;font-weight:800;color:#fff;
  letter-spacing:-.5px;margin-bottom:12px;
}
.cta-left p{color:rgba(255,255,255,.7);font-size:15px;max-width:520px}
.cta-right{
  position:relative;z-index:2;
  display:flex;flex-direction:column;gap:14px;
  flex-shrink:0;
}
/* 相关分类 */
.related-grid{
  display:grid;grid-template-columns:repeat(4,1fr);gap:20px;
}
.related-card{
  display:block;background:var(--card-bg);
  border:1px solid var(--line);border-radius:var(--radius);
  padding:26px 24px;
  box-shadow:var(--shadow-1);
  transition:all .25s ease;
}
.related-card:hover{
  transform:translateY(-4px);
  box-shadow:var(--shadow-2);
  border-color:rgba(0,168,92,.4);
}
.related-icon{
  width:44px;height:44px;border-radius:12px;
  background:var(--brand-soft);
  display:flex;align-items:center;justify-content:center;
  color:var(--brand);
  margin-bottom:16px;
}
.related-card h3{font-size:17px;font-weight:700;color:var(--text-1);margin-bottom:6px}
.related-card p{font-size:13px;color:var(--text-3);line-height:1.6}
.related-link{
  display:inline-flex;align-items:center;gap:6px;
  font-size:13px;color:var(--brand);font-weight:600;
  margin-top:12px;
}
.related-link svg{transition:transform .2s ease}
.related-card:hover .related-link svg{transform:translateX(4px)}
/* Footer */
.site-footer{
  background:var(--ink);
  color:rgba(255,255,255,.72);
  padding:64px 0 0;
  margin-top:0;
}
.footer-top{
  display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;
  gap:48px;padding-bottom:44px;
  border-bottom:1px solid rgba(255,255,255,.1);
}
.footer-brand{
  display:flex;align-items:center;gap:12px;
  color:#fff;font-size:20px;font-weight:800;
  margin-bottom:16px;
}
.footer-brand .logo-icon{
  background:var(--brand);color:#fff;
}
.footer-desc{
  font-size:14px;line-height:1.8;
  color:rgba(255,255,255,.58);
  max-width:340px;
}
.footer-col h4{
  color:#fff;font-size:15px;font-weight:700;
  margin-bottom:18px;
}
.footer-col ul{display:flex;flex-direction:column;gap:12px}
.footer-col a{
  font-size:14px;color:rgba(255,255,255,.62);
  transition:color .2s ease;
}
.footer-col a:hover{color:var(--volt)}
.footer-bottom{
  display:flex;align-items:center;justify-content:space-between;
  padding:24px 0 28px;
  font-size:13px;color:rgba(255,255,255,.42);
  flex-wrap:wrap;gap:12px;
}
.footer-bottom-links span{color:rgba(255,255,255,.3)}
/* 响应式 */
@media (max-width:1024px){
  .header-inner{gap:16px}
  .tier-grid{grid-template-columns:repeat(2,1fr)}
  .process-grid{grid-template-columns:repeat(2,1fr)}
  .feature-card{grid-template-columns:320px 1fr}
  .related-grid{grid-template-columns:repeat(2,1fr)}
  .footer-top{grid-template-columns:1fr 1fr;gap:36px}
}
@media (max-width:991px){
  .main-nav{display:none}
  .header-cta{display:none}
  .nav-toggle{display:flex}
  .section{padding:72px 0}
  .page-hero{padding:60px 0 68px}
  .page-hero h1{font-size:38px}
}
@media (max-width:767px){
  .tier-grid{grid-template-columns:1fr}
  .tier-card.hot{transform:none}
  .tier-card.hot:hover{transform:translateY(-4px)}
  .feature-card{grid-template-columns:1fr}
  .feature-media{min-height:220px;position:relative;height:220px}
  .process-grid{grid-template-columns:1fr}
  .cta-panel{flex-direction:column;padding:44px 32px;align-items:flex-start}
  .cta-right{flex-direction:row;flex-wrap:wrap}
  .related-grid{grid-template-columns:1fr 1fr}
  .footer-top{grid-template-columns:1fr}
  .section{ padding:56px 0}
  .section-title{font-size:28px}
}
@media (max-width:520px){
  .container{padding:0 16px}
  .header-inner{height:68px}
  .logo-text{font-size:17px}
  .page-hero{padding:48px 0 56px}
  .page-hero h1{font-size:30px}
  .page-hero-label{font-size:12px}
  .section{padding:48px 0}
  .section-title{font-size:25px}
  .related-grid{grid-template-columns:1fr}
  .feature-body{padding:28px 24px}
  .cta-panel{padding:36px 24px}
  .cta-left h2{font-size:24px}
  .cta-right .btn{width:100%}
  .footer-bottom{flex-direction:column;align-items:flex-start}
}

/* roulang page: category3 */
:root {
  --brand: #00A85C;
  --brand-dark: #007243;
  --brand-soft: rgba(0,168,92,0.10);
  --volt: #D6FF3F;
  --volt-dark: #B8E600;
  --ink: #10150F;
  --ink-soft: #1B241E;
  --paper: #F5F7F3;
  --card-bg: #FFFFFF;
  --line: #E3E9E3;
  --text-1: #131914;
  --text-2: #5B6A5E;
  --text-3: #8A9B8E;
  --danger: #E5484D;
  --radius: 16px;
  --radius-sm: 12px;
  --shadow-1: 0 2px 8px rgba(0,20,8,.06);
  --shadow-2: 0 12px 32px rgba(0,20,8,.12);
  --container: 1200px;
}
* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", system-ui, sans-serif;
  background: var(--paper);
  color: var(--text-1);
  font-size: 16px;
  line-height: 1.75;
  -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, input, select, textarea { font-family: inherit; font-size: 100%; line-height: 1.6; color: inherit; border: none; outline: none; background: none; }
.container { max-width: var(--container); margin: 0 auto; padding: 0 24px; }
.section { padding: 96px 0; }
.section-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--brand);
  margin-bottom: 12px;
}
.section-label::before {
  content: "";
  width: 24px;
  height: 2px;
  background: var(--brand);
  border-radius: 2px;
}
.section-title {
  font-size: 34px;
  font-weight: 700;
  letter-spacing: -0.5px;
  line-height: 1.3;
  margin-bottom: 14px;
  color: var(--text-1);
}
.section-sub {
  font-size: 16px;
  color: var(--text-2);
  max-width: 560px;
  margin-bottom: 40px;
}
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  height: 44px;
  padding: 0 26px;
  border-radius: var(--radius-sm);
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  transition: background .2s ease, transform .2s ease, box-shadow .2s ease, border-color .2s ease;
  white-space: nowrap;
  border: 1px solid transparent;
}
.btn:focus-visible, a:focus-visible, button:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible {
  outline: 2px solid var(--volt);
  outline-offset: 2px;
}
.btn-accent {
  background: var(--volt);
  color: var(--ink);
  height: 48px;
  clip-path: polygon(0 0, calc(100% - 14px) 0, 100% 14px, 100% 100%, 0 100%);
}
.btn-accent:hover {
  background: var(--volt-dark);
  transform: translateY(-1px);
  box-shadow: 0 8px 20px rgba(184,230,0,.28);
}
.btn-primary {
  background: var(--brand);
  color: #fff;
}
.btn-primary:hover {
  background: var(--brand-dark);
  transform: translateY(-1px);
}
.btn-ghost {
  background: transparent;
  color: #fff;
  border-color: rgba(255,255,255,.45);
}
.btn-ghost:hover {
  background: rgba(255,255,255,.12);
  border-color: rgba(255,255,255,.8);
}
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--ink);
  box-shadow: 0 8px 24px rgba(0,0,0,.25);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  height: 76px;
}
.logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: #fff;
  flex-shrink: 0;
}
.logo-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 10px;
  background: var(--brand);
  color: #fff;
}
.logo-text {
  font-size: 18px;
  font-weight: 800;
  letter-spacing: -0.3px;
  white-space: nowrap;
}
.main-nav {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 0 auto;
}
.nav-card {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  height: 44px;
  padding: 0 16px;
  border-radius: var(--radius-sm);
  background: rgba(255,255,255,.06);
  border: 1px solid rgba(255,255,255,.14);
  color: #EAF2EA;
  font-size: 14px;
  font-weight: 500;
  transition: background .2s, transform .2s, color .2s;
}
.nav-card svg {
  color: var(--volt);
  transition: color .2s;
}
.nav-card:hover {
  background: rgba(255,255,255,.12);
  transform: translateY(-1px);
}
.nav-card.active {
  background: var(--volt);
  color: var(--ink);
  border-color: var(--volt);
}
.nav-card.active svg {
  color: var(--ink);
}
.nav-cta {
  flex-shrink: 0;
  height: 42px;
  padding: 0 20px;
  font-size: 14px;
}
.nav-cta-mobile {
  display: none;
}
.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 44px;
  height: 44px;
  border-radius: 10px;
  background: rgba(255,255,255,.08);
  border: 1px solid rgba(255,255,255,.16);
  cursor: pointer;
  align-items: center;
}
.nav-toggle span {
  display: block;
  width: 20px;
  height: 2px;
  background: #fff;
  border-radius: 2px;
  transition: transform .25s, opacity .25s;
}
.nav-toggle.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.active span:nth-child(2) { opacity: 0; }
.nav-toggle.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.page-hero {
  position: relative;
  padding: 92px 0 100px;
  background: linear-gradient(180deg, #0C110D, #141F16);
  color: #fff;
  overflow: hidden;
}
.page-hero .hero-bg {
  position: absolute;
  inset: 0;
  background-image: url('/assets/images/backpic/back-2.webp');
  background-size: cover;
  background-position: center;
  opacity: 0.32;
}
.page-hero .hero-bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(12,17,13,.94) 0%, rgba(12,17,13,.78) 48%, rgba(0,168,92,.30) 100%);
}
.page-hero .container {
  position: relative;
  z-index: 2;
  max-width: 980px;
  text-align: center;
}
.hero-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  border-radius: 999px;
  background: rgba(0,168,92,.14);
  border: 1px solid rgba(214,255,63,.28);
  color: var(--volt);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 1px;
  margin-bottom: 20px;
}
.page-hero h1 {
  font-size: 54px;
  font-weight: 900;
  letter-spacing: -1px;
  line-height: 1.2;
  margin-bottom: 18px;
}
.page-hero p {
  font-size: 17px;
  color: rgba(255,255,255,.78);
  max-width: 680px;
  margin: 0 auto 34px;
}
.hero-actions {
  display: flex;
  gap: 14px;
  justify-content: center;
  flex-wrap: wrap;
}

.feature-grid { padding: 96px 0; }
.feature-grid .grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.feature-card {
  background: var(--card-bg);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-1);
  transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
  display: flex;
  flex-direction: column;
}
.feature-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-2);
  border-color: rgba(0,168,92,.4);
}
.feature-card .thumb {
  position: relative;
  aspect-ratio: 16 / 9;
  background: var(--brand-soft);
  overflow: hidden;
}
.feature-card .thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .3s ease;
}
.feature-card:hover .thumb img { transform: scale(1.04); }
.feature-card .badge {
  position: absolute;
  top: 14px;
  left: 14px;
  background: var(--volt);
  color: var(--ink);
  font-size: 12px;
  font-weight: 700;
  padding: 4px 12px;
  border-radius: 999px;
  clip-path: polygon(0 0, 100% 0, 94% 100%, 0 100%);
}
.feature-card .body {
  padding: 24px;
  display: flex;
  flex-direction: column;
  flex: 1;
}
.feature-card h3 {
  font-size: 20px;
  font-weight: 700;
  letter-spacing: -0.3px;
  margin-bottom: 10px;
  line-height: 1.4;
}
.feature-card p {
  font-size: 15px;
  color: var(--text-2);
  line-height: 1.75;
  margin-bottom: 18px;
  flex: 1;
}
.feature-card .detail-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--brand);
  font-size: 14px;
  font-weight: 600;
  transition: gap .2s, color .2s;
}
.feature-card .detail-link:hover {
  gap: 10px;
  color: var(--brand-dark);
}

.showcase { background: #fff; padding: 96px 0; }
.showcase-inner {
  display: grid;
  grid-template-columns: 7fr 5fr;
  gap: 64px;
  align-items: center;
}
.showcase-media {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-2);
}
.showcase-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  aspect-ratio: 4 / 3;
}
.showcase-media::after {
  content: "";
  position: absolute;
  inset: 0;
  border: 2px solid rgba(0,168,92,.28);
  border-radius: var(--radius);
  pointer-events: none;
}
.showcase-copy h2 {
  font-size: 30px;
  font-weight: 700;
  letter-spacing: -0.5px;
  line-height: 1.35;
  margin-bottom: 16px;
}
.showcase-copy > p {
  color: var(--text-2);
  font-size: 16px;
  margin-bottom: 26px;
}
.showcase-list {
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin-bottom: 28px;
}
.showcase-list li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 15px;
  color: var(--text-1);
  line-height: 1.6;
}
.showcase-list .check {
  flex-shrink: 0;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--brand);
  color: #fff;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-top: 3px;
}
.tag-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}
.tag {
  display: inline-block;
  padding: 6px 14px;
  border-radius: 999px;
  background: var(--brand-soft);
  color: var(--brand-dark);
  font-size: 13px;
  font-weight: 600;
}

.stat-band {
  background: var(--ink);
  color: #fff;
  padding: 64px 0;
}
.stat-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.stat-item {
  text-align: center;
  padding: 32px 20px;
  background: rgba(255,255,255,.05);
  border: 1px solid rgba(255,255,255,.1);
  border-radius: var(--radius);
  transition: background .2s, transform .2s;
}
.stat-item:hover {
  background: rgba(255,255,255,.09);
  transform: translateY(-2px);
}
.stat-item .num {
  font-family: ui-monospace, "SF Mono", "Cascadia Code", Consolas, monospace;
  font-size: 42px;
  font-weight: 900;
  color: var(--volt);
  letter-spacing: -1px;
  line-height: 1.2;
}
.stat-item .label {
  font-size: 14px;
  color: rgba(255,255,255,.72);
  margin-top: 8px;
}

.process { padding: 96px 0; }
.steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.step {
  position: relative;
  background: var(--card-bg);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 30px 26px;
  box-shadow: var(--shadow-1);
  transition: transform .2s, box-shadow .2s;
}
.step:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-2);
}
.step-num {
  font-family: ui-monospace, "SF Mono", "Cascadia Code", Consolas, monospace;
  width: 38px;
  height: 38px;
  border-radius: 10px;
  background: var(--brand-soft);
  color: var(--brand);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 15px;
  font-weight: 700;
  margin-bottom: 18px;
}
.step h3 {
  font-size: 17px;
  font-weight: 700;
  margin-bottom: 8px;
}
.step p {
  font-size: 14px;
  color: var(--text-2);
  line-height: 1.7;
}
.step::after {
  content: "";
  position: absolute;
  top: 42px;
  right: -12px;
  width: 24px;
  height: 2px;
  background: var(--line);
}
.step:last-child::after { display: none; }

.faq-section { padding: 96px 0; background: #fff; }
.faq-list {
  max-width: 860px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.faq-item {
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--card-bg);
  overflow: hidden;
  transition: border-color .2s, box-shadow .2s;
}
.faq-item.open {
  border-color: rgba(0,168,92,.4);
  box-shadow: var(--shadow-1);
}
.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 20px 24px;
  cursor: pointer;
  text-align: left;
  font-size: 16px;
  font-weight: 600;
  color: var(--text-1);
  background: transparent;
}
.faq-question:hover { color: var(--brand); }
.faq-icon {
  flex-shrink: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--brand-soft);
  color: var(--brand);
  font-size: 20px;
  font-weight: 600;
  transition: transform .3s, background .3s;
  line-height: 1;
}
.faq-item.open .faq-icon {
  transform: rotate(45deg);
  background: var(--brand);
  color: #fff;
}
.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height .35s ease, padding .3s ease;
  padding: 0 24px;
}
.faq-answer p {
  color: var(--text-2);
  font-size: 15px;
  line-height: 1.8;
  padding-bottom: 22px;
}
.faq-item.open .faq-answer {
  max-height: 420px;
}

.cta-section { padding: 96px 0; }
.cta-box {
  position: relative;
  background: var(--ink);
  border-radius: 24px;
  padding: 60px;
  display: grid;
  grid-template-columns: 1.15fr 1fr;
  gap: 52px;
  align-items: center;
  color: #fff;
  overflow: hidden;
}
.cta-box::before {
  content: "";
  position: absolute;
  top: -40px;
  right: -40px;
  width: 220px;
  height: 220px;
  background: rgba(0,168,92,.18);
  clip-path: polygon(0 0, 100% 0, 100% 100%);
}
.cta-box::after {
  content: "";
  position: absolute;
  bottom: -80px;
  left: 30%;
  width: 260px;
  height: 260px;
  border-radius: 50%;
  background: rgba(214,255,63,.08);
}
.cta-copy { position: relative; z-index: 1; }
.cta-copy h2 {
  font-size: 30px;
  font-weight: 700;
  letter-spacing: -0.5px;
  margin-bottom: 16px;
  color: #fff;
}
.cta-copy p {
  color: rgba(255,255,255,.72);
  font-size: 15px;
  margin-bottom: 26px;
  max-width: 420px;
}
.cta-points {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 28px;
}
.cta-points li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 14px;
  color: rgba(255,255,255,.86);
}
.cta-points .dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--volt);
  flex-shrink: 0;
}
.contact-form-card {
  position: relative;
  z-index: 1;
  background: #fff;
  color: var(--text-1);
  border-radius: var(--radius);
  padding: 32px;
  box-shadow: var(--shadow-2);
}
.contact-form-card h3 {
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 6px;
}
.contact-form-card > p {
  font-size: 14px;
  color: var(--text-2);
  margin-bottom: 22px;
}
.form-group { margin-bottom: 16px; }
.form-group label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: var(--text-2);
  margin-bottom: 6px;
}
.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  height: 44px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  padding: 0 14px;
  font-size: 15px;
  background: #fff;
  transition: border-color .2s, box-shadow .2s;
}
.form-group textarea {
  height: 84px;
  padding: 12px 14px;
  resize: vertical;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--brand);
  box-shadow: 0 0 0 3px rgba(0,168,92,.12);
}
.form-success {
  display: none;
  align-items: center;
  gap: 8px;
  padding: 12px 16px;
  background: rgba(0,168,92,.10);
  color: var(--brand-dark);
  border-radius: var(--radius-sm);
  font-size: 14px;
  font-weight: 600;
  margin-bottom: 16px;
}
.form-success.show { display: flex; }

.site-footer {
  background: var(--ink);
  color: #C9D4CA;
  padding: 64px 0 24px;
}
.footer-top {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
}
.footer-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  color: #fff;
  font-size: 18px;
  font-weight: 800;
  letter-spacing: -0.3px;
  margin-bottom: 14px;
}
.footer-brand .logo-icon {
  width: 34px;
  height: 34px;
  border-radius: 10px;
  background: var(--brand);
  color: #fff;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}
.footer-desc {
  font-size: 14px;
  color: #93A295;
  max-width: 360px;
  line-height: 1.85;
}
.footer-col h4 {
  color: #fff;
  font-size: 15px;
  font-weight: 600;
  margin-bottom: 16px;
}
.footer-col ul {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.footer-col a {
  color: #93A295;
  font-size: 14px;
  transition: color .2s;
}
.footer-col a:hover { color: var(--volt); }
.footer-bottom {
  margin-top: 48px;
  padding-top: 20px;
  border-top: 1px solid rgba(255,255,255,.1);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  font-size: 13px;
  color: #748476;
  flex-wrap: wrap;
}
.footer-bottom-links { font-family: ui-monospace, "SF Mono", Consolas, monospace; }

@media (max-width: 1200px) {
  .nav-card { padding: 0 12px; }
  .logo-text { font-size: 16px; }
}
@media (max-width: 1024px) {
  .section { padding: 72px 0; }
  .feature-grid .grid { grid-template-columns: repeat(2, 1fr); }
  .steps { grid-template-columns: repeat(2, 1fr); }
  .step::after { display: none; }
  .showcase-inner { grid-template-columns: 1fr; gap: 36px; }
  .cta-box { grid-template-columns: 1fr; padding: 44px; }
  .stat-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-top { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 991px) {
  .main-nav {
    position: fixed;
    top: 0;
    right: 0;
    bottom: 0;
    width: min(360px, 86vw);
    background: var(--ink);
    flex-direction: column;
    align-items: stretch;
    justify-content: flex-start;
    gap: 12px;
    padding: 92px 20px 24px;
    box-shadow: -12px 0 32px rgba(0,0,0,.4);
    transform: translateX(100%);
    transition: transform .3s ease;
    margin: 0;
    z-index: 200;
  }
  .nav-card {
    width: 100%;
    height: 50px;
    padding: 0 16px;
    font-size: 15px;
  }
  .body.nav-open .main-nav,
  body.nav-open .main-nav { transform: translateX(0); }
  .nav-toggle { display: inline-flex; }
  .nav-cta { display: none; }
  .nav-cta-mobile {
    display: inline-flex;
    margin-top: 12px;
    width: 100%;
    justify-content: center;
    height: 48px;
  }
  .nav-cta-mobile .btn { width: 100%; }
  body.nav-open { overflow: hidden; }
  .header-inner { position: relative; z-index: 300; }
}
@media (max-width: 768px) {
  .section { padding: 56px 0; }
  .page-hero { padding: 68px 0 72px; }
  .page-hero h1 { font-size: 36px; }
  .page-hero p { font-size: 16px; }
  .section-title { font-size: 26px; }
  .feature-grid .grid { grid-template-columns: 1fr; }
  .steps { grid-template-columns: 1fr; }
  .stat-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-top { grid-template-columns: 1fr; gap: 32px; }
  .footer-bottom { flex-direction: column; text-align: center; }
  .cta-box { padding: 32px 22px; }
  .contact-form-card { padding: 24px; }
  .hero-actions .btn { width: 100%; }
}
@media (max-width: 480px) {
  .container { padding: 0 18px; }
  .logo-text { font-size: 15px; }
  .stat-item .num { font-size: 30px; }
  .page-hero h1 { font-size: 32px; }
  .showcase-list li { font-size: 14px; }
  .cta-copy h2 { font-size: 24px; }
}