/* roulang page: index */
:root {
  --primary: #0E5A44;
  --primary-dark: #12382E;
  --primary-deeper: #0B3B2C;
  --primary-mid: #2C8B62;
  --gold: #E0A93C;
  --gold-light: #F2C94C;
  --coral: #D8563D;
  --bg: #F7F4EF;
  --card: #FFFFFF;
  --text: #1D342E;
  --text-2: #5C6E67;
  --text-3: #8FA19A;
  --line: #E3DED5;
  --radius: 16px;
  --radius-lg: 24px;
  --shadow: 0 4px 12px rgba(14,90,68,.05);
  --shadow-hover: 0 14px 28px rgba(14,90,68,.12);
  --font: -apple-system, "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
}
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html, body { scroll-behavior: smooth; }
body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  font-size: 15px;
  line-height: 1.8;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
button, input, textarea { font-family: inherit; }
.container { max-width: 1200px; margin: 0 auto; padding: 0 32px; }
ul { list-style: none; }
:focus-visible { outline: 2px solid var(--gold); outline-offset: 3px; border-radius: 4px; }

/* ===== Foundation 基础重置 ===== */
.grid-container { max-width: 1200px; padding-left: 32px; padding-right: 32px; }
.button, .btn-primary, .btn-ghost, .btn-dark {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  border: none; cursor: pointer; font-size: 15px; font-weight: 700;
  padding: 14px 26px; border-radius: 12px; transition: all .25s ease; line-height: 1;
  text-decoration: none;
}
.button { background: var(--coral); color: #fff; }
.button:hover { background: #e06a4f; }
.accordion-title, .accordion-content { border: 0; }
.accordion-title:hover { background: transparent; }
.accordion-item.is-active > .accordion-title { border-bottom: 0; background: transparent; }

/* ===== 按钮体系 ===== */
.btn-primary { background: linear-gradient(135deg, #d8563d 0%, #e06a4f 100%); color: #fff; box-shadow: 0 4px 14px rgba(216,86,61,.25); }
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 8px 22px rgba(216,86,61,.35); filter: brightness(1.05); }
.btn-primary:active { transform: translateY(0); }
.btn-ghost { background: transparent; color: #fff; border: 1.5px solid rgba(255,255,255,.6); }
.btn-ghost:hover { border-color: #fff; background: rgba(255,255,255,.1); transform: translateY(-2px); }
.btn-dark { background: var(--primary); color: #fff; }
.btn-dark:hover { background: var(--primary-mid); }

/* ===== 顶部信息条 ===== */
.topbar { background: var(--primary-deeper); color: #A8C5BA; font-size: 13px; height: 32px; display: flex; align-items: center; }
.topbar-inner { display: flex; justify-content: space-between; align-items: center; }
.topbar a { color: #A8C5BA; transition: color .2s; }
.topbar a:hover { color: var(--gold-light); }
.topbar-right { display: flex; gap: 20px; }

/* ===== 主导航 ===== */
.main-nav { background: var(--bg); border-bottom: 1px solid var(--line); position: sticky; top: 0; z-index: 100; transition: box-shadow .3s; }
.main-nav.is-scrolled { box-shadow: 0 6px 20px rgba(18,56,46,.08); }
.nav-inner { display: flex; align-items: center; gap: 24px; height: 68px; }
.logo { display: flex; align-items: center; gap: 10px; font-size: 19px; font-weight: 800; color: var(--primary); white-space: nowrap; }
.logo-icon { width: 28px; height: 28px; flex-shrink: 0; }
.nav-links { display: flex; gap: 6px; }
.nav-link { font-size: 14px; font-weight: 600; color: var(--text-2); padding: 8px 14px; border-radius: 999px; transition: background .2s, color .2s; white-space: nowrap; }
.nav-link:hover { background: rgba(14,90,68,.07); color: var(--primary); }
.nav-link.active { background: rgba(14,90,68,.12); color: var(--primary); box-shadow: inset 0 -2px 0 var(--gold); }
.search-wrap { flex: 1; max-width: 420px; display: flex; align-items: center; background: #fff; border: 1.5px solid var(--line); border-radius: 999px; padding: 0 16px; height: 44px; transition: border-color .25s, box-shadow .25s; margin-left: auto; }
.search-wrap:focus-within { border-color: var(--gold); box-shadow: 0 0 0 4px rgba(224,169,60,.18); }
.search-icon { width: 18px; height: 18px; color: var(--primary); flex-shrink: 0; margin-right: 8px; }
.search-wrap input { flex: 1; border: none; outline: none; background: transparent; font-size: 14px; color: var(--text); }
.search-wrap input::placeholder { color: var(--text-3); }
.nav-btn { flex-shrink: 0; padding: 11px 22px; font-size: 14px; border-radius: 999px; }

/* ===== Hero ===== */
.hero { position: relative; background: url('/assets/images/backpic/back-1.png') center/cover no-repeat; min-height: 560px; display: flex; align-items: center; }
.hero-overlay { position: absolute; inset: 0; background: linear-gradient(90deg, rgba(18,56,46,.92) 0%, rgba(18,56,46,.65) 55%, rgba(18,56,46,.28) 100%); }
.hero-inner { position: relative; z-index: 2; width: 100%; display: flex; align-items: center; min-height: 560px; }
.hero-content { max-width: 640px; padding: 60px 0; }
.hero-eyebrow { display: inline-block; font-size: 13px; font-weight: 600; color: var(--gold-light); letter-spacing: 1px; padding: 6px 14px; border: 1px solid rgba(224,169,60,.45); border-radius: 999px; background: rgba(224,169,60,.08); margin-bottom: 20px; }
.hero h1 { font-size: 44px; line-height: 1.25; font-weight: 800; color: #fff; margin-bottom: 16px; }
.hero h1 .gold { color: var(--gold-light); }
.hero-sub { font-size: 18px; color: rgba(255,255,255,.85); max-width: 420px; margin-bottom: 28px; line-height: 1.7; border-left: 3px solid var(--gold); padding-left: 14px; }
.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; }
.hero-badge { position: absolute; right: 5%; background: rgba(255,255,255,.14); backdrop-filter: blur(8px); border: 1px solid rgba(255,255,255,.22); border-radius: 20px; padding: 16px 24px; display: flex; align-items: center; gap: 12px; box-shadow: 0 10px 30px rgba(0,0,0,.2); animation: floaty 3.5s ease-in-out infinite; }
.hero-badge-1 { bottom: 120px; }
.hero-badge-2 { bottom: 42px; animation-delay: 1.2s; }
.hero-badge .badge-num { font-size: 30px; font-weight: 800; color: var(--gold-light); font-variant-numeric: tabular-nums; }
.hero-badge .badge-label { font-size: 13px; color: rgba(255,255,255,.8); }
@keyframes floaty { 0%,100% { transform: translateY(0); } 50% { transform: translateY(-10px); } }

/* ===== 数据徽章条 ===== */
.stats-strip { position: relative; z-index: 5; margin-top: -46px; }
.stats-card { background: #fff; border-radius: 20px; box-shadow: var(--shadow-hover); border: 1px solid var(--line); padding: 24px 32px; display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.stat-item { display: flex; align-items: center; gap: 14px; padding: 12px; }
.stat-num { font-size: 32px; font-weight: 800; color: var(--gold); font-variant-numeric: tabular-nums; line-height: 1.2; background: linear-gradient(135deg, var(--gold), var(--coral)); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; }
.stat-label { font-size: 13px; color: var(--text-2); }

/* ===== 玩法介绍 ===== */
.play-steps { padding: 90px 0 60px; }
.steps-header h2 { font-size: 30px; font-weight: 800; color: var(--primary-dark); margin-bottom: 12px; line-height: 1.4; }
.steps-header p { color: var(--text-2); font-size: 15px; line-height: 1.8; max-width: 300px; }
.steps-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; position: relative; }
.steps-grid::before { content: ""; position: absolute; top: 40px; left: 5%; right: 5%; height: 2px; background: linear-gradient(90deg, var(--primary) 0%, var(--gold) 100%); opacity: .3; }
.step-card { position: relative; background: #fff; border-radius: var(--radius); border: 1px solid var(--line); box-shadow: var(--shadow); padding: 28px 24px; transition: all .25s ease; }
.step-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-hover); border-color: #C8D8D2; }
.step-card:hover .step-num { color: var(--coral); }
.step-num { font-size: 34px; font-weight: 800; color: var(--gold); line-height: 1; display: block; margin-bottom: 16px; transition: color .25s; font-variant-numeric: tabular-nums; }
.step-card h3 { font-size: 18px; font-weight: 700; color: var(--text); margin-bottom: 8px; }
.step-card p { font-size: 14px; color: var(--text-2); line-height: 1.7; }

/* ===== 奖励预览 ===== */
.rewards { background: var(--primary-dark); padding: 90px 0; position: relative; overflow: hidden; }
.rewards::before { content: ""; position: absolute; top: -80px; right: -80px; width: 280px; height: 280px; background: radial-gradient(circle, rgba(224,169,60,.25) 0%, transparent 70%); border-radius: 50%; }
.rewards-header { text-align: center; margin-bottom: 48px; }
.rewards-header h2 { font-size: 30px; font-weight: 800; color: #fff; margin-bottom: 8px; }
.rewards-header p { color: #A8C5BA; font-size: 15px; }
.rewards-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; align-items: stretch; }
.reward-card { background: #fff; border-radius: 20px; padding: 28px 26px; box-shadow: 0 10px 26px rgba(0,0,0,.25); display: flex; flex-direction: column; transition: transform .25s ease, box-shadow .25s ease; position: relative; }
.reward-card:hover { transform: translateY(-4px); box-shadow: 0 18px 36px rgba(0,0,0,.35); }
.reward-card.featured { transform: scale(1.03); box-shadow: 0 16px 40px rgba(0,0,0,.4); border-top: 4px solid var(--gold); z-index: 2; }
.reward-card.featured:hover { transform: scale(1.03) translateY(-4px); }
.reward-tag { display: inline-block; background: rgba(224,169,60,.14); color: var(--gold); font-size: 13px; font-weight: 700; padding: 5px 12px; border-radius: 999px; align-self: flex-start; margin-bottom: 16px; }
.reward-card.featured .reward-tag { background: var(--gold); color: #fff; }
.reward-amount { font-size: 40px; font-weight: 800; color: var(--primary); line-height: 1.1; font-variant-numeric: tabular-nums; margin-bottom: 6px; }
.reward-card.featured .reward-amount { color: var(--gold); }
.reward-amount small { font-size: 16px; color: var(--text-3); }
.reward-list { list-style: none; margin: 18px 0; flex: 1; }
.reward-list li { display: flex; align-items: flex-start; gap: 8px; font-size: 14px; color: var(--text-2); padding: 7px 0; }
.reward-list li::before { content: "✓"; width: 18px; height: 18px; background: rgba(14,90,68,.1); color: var(--primary); border-radius: 50%; font-size: 11px; display: inline-flex; align-items: center; justify-content: center; flex-shrink: 0; margin-top: 4px; }
.reward-card.featured .reward-list li::before { background: rgba(224,169,60,.14); color: var(--gold); }
.reward-more { align-self: flex-start; font-size: 14px; font-weight: 600; color: var(--primary); border-bottom: 2px solid transparent; transition: color .2s, border-color .2s; }
.reward-more:hover { color: var(--coral); border-bottom-color: var(--coral); }
.reward-ribbon { position: absolute; top: 18px; right: 18px; background: var(--coral); color: #fff; font-size: 12px; font-weight: 700; padding: 4px 10px; border-radius: 999px; }

/* ===== 任务进度面板 ===== */
.task-panel { padding: 80px 0; }
.task-panel-inner { background: #fff; border-radius: 20px; border: 1px solid var(--line); box-shadow: var(--shadow); overflow: hidden; }
.task-head { display: flex; align-items: center; justify-content: space-between; padding: 26px 32px; border-bottom: 1px solid var(--line); }
.task-head h2 { font-size: 22px; font-weight: 800; color: var(--primary-dark); }
.task-head .task-total { font-size: 13px; color: var(--text-3); }
.task-body { display: grid; grid-template-columns: 1.2fr 1fr 1fr; gap: 0; }
.task-col { padding: 26px 28px; border-right: 1px solid var(--line); }
.task-col:last-child { border-right: 0; }
.task-col-title { font-size: 14px; font-weight: 700; color: var(--text-3); text-transform: uppercase; letter-spacing: .5px; margin-bottom: 16px; display: flex; align-items: center; gap: 6px; }
.task-col-title::before { content: ""; width: 8px; height: 8px; border-radius: 50%; background: var(--gold); }
.task-row { display: flex; align-items: center; gap: 14px; padding: 14px 0; border-bottom: 1px dashed var(--line); }
.task-row:last-child { border-bottom: 0; }
.task-icon { width: 40px; height: 40px; border-radius: 12px; background: var(--primary); color: #fff; display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
.task-icon svg { width: 18px; height: 18px; }
.task-info { flex: 1; min-width: 0; }
.task-info .task-name { font-size: 15px; font-weight: 600; color: var(--text); line-height: 1.4; }
.task-info .task-desc { font-size: 13px; color: var(--text-3); }
.task-status { font-size: 12px; font-weight: 700; padding: 4px 10px; border-radius: 999px; white-space: nowrap; flex-shrink: 0; }
.task-status.doing { color: var(--gold); border: 1px solid var(--gold); background: rgba(224,169,60,.08); }
.task-status.done { color: #fff; background: var(--primary-mid); border: 1px solid var(--primary-mid); }
.task-status.todo { color: var(--text-3); border: 1px solid var(--line); }
.task-progress { margin-top: 10px; }
.progress-track { height: 6px; border-radius: 999px; background: var(--line); overflow: hidden; }
.progress-fill { height: 100%; border-radius: 999px; background: linear-gradient(90deg, var(--primary) 0%, var(--gold) 100%); }
.task-progress .progress-label { display: flex; justify-content: flex-end; font-size: 12px; color: var(--text-3); margin-top: 5px; font-variant-numeric: tabular-nums; }
.task-row.done-row { opacity: .6; }
.task-row.done-row .task-icon { background: var(--primary-mid); }
.task-foot { padding: 18px 32px; border-top: 1px solid var(--line); display: flex; justify-content: flex-end; }

/* ===== 最新资讯 ===== */
.latest-news { padding: 30px 0 90px; }
.section-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 32px; }
.section-head h2 { font-size: 28px; font-weight: 800; color: var(--primary-dark); }
.section-head .view-all { font-size: 14px; font-weight: 600; color: var(--primary); border-bottom: 2px solid transparent; transition: color .2s, border-color .2s; }
.section-head .view-all:hover { color: var(--coral); border-bottom-color: var(--coral); }
.news-grid { display: flex; gap: 24px; align-items: stretch; }
.news-card { background: #fff; border-radius: var(--radius); border: 1px solid var(--line); box-shadow: var(--shadow); overflow: hidden; transition: all .25s ease; }
.news-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-hover); border-color: #C8D8D2; }
.news-card a { display: block; height: 100%; }
.news-card img { width: 100%; height: 220px; object-fit: cover; }
.news-featured { flex: 1 0 55%; }
.news-featured img { height: 100%; min-height: 260px; max-height: 340px; }
.news-featured .news-body { padding: 28px; }
.news-featured .news-body h3 { font-size: 20px; }
.news-side { flex: 1; display: flex; flex-direction: column; gap: 24px; min-width: 0; }
.news-compact { flex: 1; display: flex; flex-direction: column; }
.news-compact a { display: flex; flex-direction: column; }
.news-compact img { height: 160px; }
.news-body { padding: 20px; display: flex; flex-direction: column; gap: 8px; flex: 1; }
.news-cat { align-self: flex-start; font-size: 12px; font-weight: 700; color: var(--primary); background: rgba(14,90,68,.1); padding: 4px 10px; border-radius: 999px; }
.news-body h3 { font-size: 17px; font-weight: 700; color: var(--text); line-height: 1.5; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.news-body p { font-size: 14px; color: var(--text-2); line-height: 1.7; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.news-meta { margin-top: auto; display: flex; gap: 16px; font-size: 13px; color: var(--text-3); }
.news-empty { grid-column: 1 / -1; background: #fff; border: 1px dashed var(--line); border-radius: var(--radius); color: var(--text-3); font-size: 15px; padding: 48px; text-align: center; }

/* ===== FAQ ===== */
.faq { background: #eae6df; padding: 80px 0; }
.faq .container { max-width: 960px; }
.faq h2 { text-align: center; font-size: 28px; font-weight: 800; color: var(--primary-dark); margin-bottom: 10px; }
.faq-sub { text-align: center; color: var(--text-2); font-size: 15px; margin-bottom: 36px; }
.faq-accordion { max-width: 860px; margin: 0 auto; }
.faq-accordion .accordion-item { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); margin-bottom: 12px; box-shadow: var(--shadow); overflow: hidden; transition: box-shadow .25s; }
.faq-accordion .accordion-item:hover { box-shadow: var(--shadow-hover); }
.faq-accordion .accordion-title { display: flex; align-items: center; justify-content: space-between; padding: 18px 24px; font-size: 16px; font-weight: 600; color: var(--text); position: relative; }
.faq-accordion .accordion-title::after { content: "+"; font-size: 22px; font-weight: 700; color: var(--gold); width: 28px; height: 28px; border: 2px solid var(--gold); border-radius: 50%; display: flex; align-items: center; justify-content: center; transition: transform .3s ease, color .3s, border-color .3s; flex-shrink: 0; line-height: 1; }
.faq-accordion .accordion-item.is-active .accordion-title::after { content: "+"; transform: rotate(45deg); color: var(--coral); border-color: var(--coral); }
.faq-accordion .accordion-content { padding: 0 24px 22px; font-size: 14px; color: var(--text-2); line-height: 1.8; }

/* ===== CTA ===== */
.cta { padding: 80px 0 40px; }
.cta-inner { background: var(--primary-dark); border-radius: var(--radius-lg); padding: 56px 48px; display: flex; align-items: center; justify-content: space-between; gap: 32px; position: relative; overflow: hidden; }
.cta-inner::after { content: ""; position: absolute; top: -40px; right: -40px; width: 220px; height: 220px; background: radial-gradient(circle, rgba(224,169,60,.35) 0%, transparent 65%); border-radius: 50%; }
.cta-text { position: relative; z-index: 1; }
.cta-text h3 { font-size: 28px; font-weight: 800; color: #fff; margin-bottom: 8px; }
.cta-text p { color: #A8C5BA; font-size: 15px; }
.cta-btn { position: relative; z-index: 1; flex-shrink: 0; padding: 16px 34px; font-size: 16px; border-radius: 12px; }

/* ===== 页脚 ===== */
.site-footer { background: var(--primary-deeper); color: #A8C5BA; padding: 60px 0 0; margin-top: 40px; }
.footer-top { display: grid; grid-template-columns: 1.2fr 1fr 1fr 1.2fr; gap: 40px; padding-bottom: 48px; }
.footer-brand .logo { color: #fff; margin-bottom: 14px; }
.footer-brand p { font-size: 14px; line-height: 1.8; max-width: 280px; }
.footer-col h4 { font-size: 15px; font-weight: 700; color: #fff; margin-bottom: 16px; }
.footer-col ul li { margin-bottom: 8px; }
.footer-col ul a { font-size: 14px; color: #A8C5BA; transition: color .2s; }
.footer-col ul a:hover { color: var(--gold-light); }
.footer-bottom { border-top: 1px solid rgba(255,255,255,.12); padding: 20px 0; display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 12px; font-size: 13px; }
.footer-bottom a { color: #A8C5BA; transition: color .2s; }
.footer-bottom a:hover { color: var(--gold-light); }

/* ===== 响应式 ===== */
@media (max-width: 1024px) {
  .container { padding-left: 24px; padding-right: 24px; }
  .nav-inner { gap: 16px; }
  .nav-links { gap: 4px; }
  .step-card { padding: 22px 18px; }
  .rewards-grid { gap: 20px; }
  .reward-card { padding: 22px 18px; }
  .task-body { grid-template-columns: 1fr 1fr; }
  .task-col:first-child { grid-column: 1 / -1; border-right: 0; border-bottom: 1px solid var(--line); }
  .footer-top { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 768px) {
  .container { padding-left: 16px; padding-right: 16px; }
  .nav-inner { flex-wrap: wrap; height: auto; padding: 14px 16px; gap: 10px; }
  .logo { order: 1; }
  .nav-btn { order: 2; margin-left: auto; padding: 9px 16px; font-size: 13px; }
  .search-wrap { order: 3; width: 100%; max-width: 100%; margin-left: 0; height: 40px; }
  .nav-links { order: 4; width: 100%; overflow-x: auto; display: flex; gap: 8px; padding-top: 2px; white-space: nowrap; }
  .hero { min-height: 480px; }
  .hero-inner { min-height: 480px; }
  .hero h1 { font-size: 32px; }
  .hero-sub { font-size: 16px; }
  .hero-badge { display: none; }
  .stats-card { grid-template-columns: repeat(2, 1fr); padding: 16px; }
  .stat-item { flex-direction: column; text-align: center; gap: 4px; }
  .steps-grid { grid-template-columns: 1fr; gap: 16px; }
  .steps-grid::before { display: none; }
  .steps-header { margin-bottom: 24px; }
  .rewards { padding: 60px 0; }
  .rewards-grid { grid-template-columns: 1fr; }
  .reward-card.featured { transform: none; }
  .reward-card.featured:hover { transform: translateY(-4px); }
  .task-panel-inner { border-radius: 16px; }
  .task-head { padding: 20px; }
  .task-body { grid-template-columns: 1fr; }
  .task-col { border-right: 0; border-bottom: 1px solid var(--line); padding: 20px; }
  .task-col:last-child { border-bottom: 0; }
  .news-grid { flex-direction: column; }
  .news-featured { flex: 1 1 auto; }
  .news-featured img { height: 200px; min-height: 0; }
  .news-side { flex: 1 1 auto; }
  .cta { padding: 60px 0 30px; }
  .cta-inner { flex-direction: column; text-align: center; padding: 40px 24px; }
  .cta-btn { width: 100%; }
  .footer-top { grid-template-columns: 1fr; gap: 28px; }
  .footer-bottom { flex-direction: column; text-align: center; }
}
@media (max-width: 520px) {
  .hero h1 { font-size: 26px; }
  .hero-sub { font-size: 15px; }
  .hero-actions .btn-primary, .hero-actions .btn-ghost { width: 100%; }
  .stat-num { font-size: 24px; }
  .section-head h2 { font-size: 22px; }
  .cta-text h3 { font-size: 22px; }
}

/* roulang page: category1 */
/* ===== 设计变量 ===== */
        :root {
            --primary: #0E5A44;
            --primary-dark: #12382E;
            --primary-deeper: #0B3B2C;
            --primary-light: #2C8B62;
            --gold: #E0A93C;
            --gold-light: #F2C94C;
            --accent: #D8563D;
            --accent-light: #E9745C;
            --bg: #F7F4EF;
            --card: #FFFFFF;
            --text: #1D342E;
            --text-secondary: #5C6E67;
            --text-muted: #8FA19A;
            --border: #E3DED5;
            --radius: 16px;
            --radius-lg: 24px;
            --shadow: 0 4px 12px rgba(14, 90, 68, .05);
            --shadow-hover: 0 14px 28px rgba(14, 90, 68, .12);
            --gradient: linear-gradient(135deg, #0E5A44 0%, #2C8B62 52%, #E0A93C 100%);
            --container-w: 1200px;
        }

        /* ===== Reset & Base ===== */
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: -apple-system, "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
            font-size: 15px;
            line-height: 1.8;
            color: var(--text);
            background: var(--bg);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        img {
            max-width: 100%;
            display: block;
        }
        a {
            color: var(--primary);
            text-decoration: none;
            transition: color .2s ease, border-color .2s ease;
        }
        a:hover {
            color: var(--accent);
        }
        button,
        input {
            font-family: inherit;
            font-size: inherit;
            border: none;
            background: none;
        }
        ul,
        ol {
            list-style: none;
        }
        :focus-visible {
            outline: 2px solid var(--gold) !important;
            outline-offset: 3px;
            border-radius: 4px;
        }
        ::selection {
            background: rgba(224, 169, 60, .25);
            color: var(--primary-dark);
        }

        /* ===== 容器 ===== */
        .container {
            max-width: var(--container-w);
            margin: 0 auto;
            padding: 0 32px;
        }
        .grid-container {
            max-width: var(--container-w);
            padding-left: 32px;
            padding-right: 32px;
        }

        /* ===== 导航 ===== */
        .main-nav {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(247, 244, 239, .96);
            backdrop-filter: blur(10px);
            border-bottom: 1px solid var(--border);
            transition: box-shadow .3s ease, background .3s ease;
        }
        .main-nav.scrolled {
            box-shadow: 0 6px 24px rgba(14, 90, 68, .08);
            background: rgba(255, 255, 255, .98);
        }
        .nav-inner {
            display: flex;
            align-items: center;
            gap: 20px;
            height: 76px;
            position: relative;
        }
        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 20px;
            font-weight: 800;
            color: var(--primary-dark);
            letter-spacing: .5px;
            white-space: nowrap;
            flex-shrink: 0;
        }
        .logo:hover {
            color: var(--primary);
        }
        .logo-icon {
            width: 34px;
            height: 34px;
            flex-shrink: 0;
        }
        .nav-links {
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .nav-link {
            padding: 8px 18px;
            border-radius: 999px;
            font-size: 15px;
            font-weight: 600;
            color: var(--text-secondary);
            transition: all .2s ease;
            position: relative;
            white-space: nowrap;
        }
        .nav-link:hover {
            color: var(--primary);
            background: rgba(14, 90, 68, .06);
        }
        .nav-link.active {
            color: var(--primary);
            background: rgba(14, 90, 68, .08);
        }
        .nav-link.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 18px;
            height: 2px;
            border-radius: 2px;
            background: var(--gold);
        }
        .search-wrap {
            flex: 1;
            max-width: 420px;
            margin: 0 auto;
            display: flex;
            align-items: center;
            background: #fff;
            border: 1.5px solid var(--border);
            border-radius: 999px;
            padding: 0 16px;
            height: 44px;
            transition: all .25s ease;
            position: relative;
        }
        .search-wrap:focus-within {
            border-color: var(--gold);
            box-shadow: 0 0 0 4px rgba(224, 169, 60, .18);
        }
        .search-icon {
            width: 18px;
            height: 18px;
            color: var(--primary);
            flex-shrink: 0;
            margin-right: 8px;
        }
        .search-wrap input {
            width: 100%;
            border: none;
            outline: none;
            font-size: 14px;
            color: var(--text);
            background: transparent;
        }
        .search-wrap input::placeholder {
            color: var(--text-muted);
        }
        .nav-btn {
            flex-shrink: 0;
            height: 42px;
            padding: 0 24px;
            border-radius: 999px;
            font-size: 15px;
            font-weight: 700;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background: var(--accent);
            color: #fff;
            transition: all .25s ease;
        }
        .nav-btn:hover {
            background: var(--accent-light);
            color: #fff;
            transform: translateY(-1px);
            box-shadow: 0 6px 16px rgba(216, 86, 61, .3);
        }

        /* ===== 通用按钮 ===== */
        .btn-primary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            background: var(--accent);
            color: #fff;
            font-size: 15px;
            font-weight: 700;
            height: 50px;
            padding: 0 32px;
            border-radius: 12px;
            transition: all .25s ease;
            box-shadow: 0 4px 12px rgba(216, 86, 61, .25);
            cursor: pointer;
            border: none;
        }
        .btn-primary:hover {
            background: var(--accent-light);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(216, 86, 61, .35);
        }
        .btn-primary:active {
            transform: translateY(0);
            box-shadow: 0 2px 8px rgba(216, 86, 61, .3);
        }
        .btn-secondary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            background: transparent;
            color: #fff;
            font-size: 15px;
            font-weight: 600;
            height: 50px;
            padding: 0 28px;
            border-radius: 12px;
            border: 1.5px solid rgba(255, 255, 255, .45);
            transition: all .25s ease;
            cursor: pointer;
        }
        .btn-secondary:hover {
            border-color: var(--gold);
            color: var(--gold);
            transform: translateY(-2px);
            background: rgba(224, 169, 60, .08);
        }
        .btn-text {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            color: var(--primary);
            font-weight: 600;
            font-size: 14px;
            transition: all .2s ease;
        }
        .btn-text:hover {
            color: var(--accent);
            gap: 10px;
        }

        /* ===== Hero 头图区 ===== */
        .page-hero {
            position: relative;
            min-height: 420px;
            display: flex;
            align-items: center;
            background: linear-gradient(90deg, rgba(18, 56, 46, .94) 0%, rgba(18, 56, 46, .72) 55%, rgba(18, 56, 46, .42) 100%), url('/assets/images/backpic/back-1.png') center / cover no-repeat;
            padding: 72px 0;
            overflow: hidden;
        }
        .page-hero::after {
            content: '';
            position: absolute;
            right: -80px;
            bottom: -80px;
            width: 320px;
            height: 320px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(224, 169, 60, .22), transparent 70%);
            pointer-events: none;
        }
        .hero-content {
            position: relative;
            z-index: 2;
            max-width: 720px;
        }
        .hero-tag {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(224, 169, 60, .16);
            border: 1px solid rgba(224, 169, 60, .35);
            color: var(--gold-light);
            font-size: 13px;
            font-weight: 600;
            padding: 6px 16px;
            border-radius: 999px;
            margin-bottom: 20px;
            letter-spacing: .5px;
        }
        .hero-tag::before {
            content: '';
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background: var(--gold);
        }
        .page-hero h1 {
            font-size: 42px;
            font-weight: 800;
            line-height: 1.25;
            color: #fff;
            margin-bottom: 16px;
            letter-spacing: 1px;
        }
        .page-hero h1 .text-gold {
            color: var(--gold-light);
        }
        .hero-desc {
            font-size: 17px;
            line-height: 1.8;
            color: rgba(255, 255, 255, .85);
            max-width: 560px;
            margin-bottom: 32px;
        }
        .hero-cta {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
        }
        .hero-badges {
            position: absolute;
            right: 48px;
            bottom: 40px;
            z-index: 2;
            display: flex;
            gap: 16px;
        }
        .hero-badge {
            background: rgba(255, 255, 255, .12);
            backdrop-filter: blur(6px);
            border: 1px solid rgba(255, 255, 255, .18);
            border-radius: 16px;
            padding: 14px 20px;
            color: #fff;
            animation: float 3s ease-in-out infinite alternate;
        }
        .hero-badge:nth-child(2) {
            animation-delay: 1.2s;
        }
        .hero-badge .badge-label {
            display: block;
            font-size: 12px;
            color: rgba(255, 255, 255, .7);
            margin-bottom: 4px;
        }
        .hero-badge .badge-value {
            font-size: 18px;
            font-weight: 700;
            color: var(--gold-light);
            font-variant-numeric: tabular-nums;
        }
        @keyframes float {
            0% { transform: translateY(0); }
            100% { transform: translateY(-8px); }
        }

        /* ===== 数据徽章条 ===== */
        .data-strip {
            padding: 0;
            margin-top: -42px;
            position: relative;
            z-index: 5;
        }
        .data-card {
            background: #fff;
            border-radius: 20px;
            border: 1px solid var(--border);
            box-shadow: var(--shadow);
            display: flex;
            justify-content: space-around;
            padding: 28px 40px;
            flex-wrap: wrap;
            gap: 24px;
        }
        .data-item {
            display: flex;
            align-items: center;
            gap: 14px;
            min-width: 180px;
        }
        .data-item .num {
            font-size: 30px;
            font-weight: 800;
            font-variant-numeric: tabular-nums;
            background: linear-gradient(135deg, var(--gold), #B8860B);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            line-height: 1.2;
        }
        .data-item .num.hot {
            background: linear-gradient(135deg, var(--accent), #E9745C);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }
        .data-item .label {
            font-size: 13px;
            color: var(--text-secondary);
            font-weight: 500;
            line-height: 1.4;
        }

        /* ===== 板块通用 ===== */
        .section {
            padding: 80px 0;
        }
        .section-head {
            margin-bottom: 44px;
        }
        .section-head .section-label {
            display: inline-block;
            font-size: 13px;
            font-weight: 600;
            color: var(--gold);
            letter-spacing: 2px;
            text-transform: uppercase;
            margin-bottom: 10px;
        }
        .section-head h2 {
            font-size: 30px;
            font-weight: 800;
            color: var(--text);
            line-height: 1.3;
            letter-spacing: .5px;
        }
        .section-head p {
            font-size: 15px;
            color: var(--text-secondary);
            margin-top: 12px;
            max-width: 560px;
        }
        .section-head.center {
            text-align: center;
        }
        .section-head.center p {
            margin-left: auto;
            margin-right: auto;
        }

        /* ===== 分类内容卡片区 ===== */
        .cat-cards {
            padding: 80px 0 40px;
        }
        .cat-card {
            background: var(--card);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            overflow: hidden;
            box-shadow: var(--shadow);
            transition: all .3s ease;
            height: 100%;
            display: flex;
            flex-direction: column;
        }
        .cat-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-hover);
            border-color: #C8D8D2;
        }
        .cat-card .card-img {
            height: 180px;
            position: relative;
            overflow: hidden;
        }
        .cat-card .card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .4s ease;
        }
        .cat-card:hover .card-img img {
            transform: scale(1.05);
        }
        .cat-card .card-img .img-tag {
            position: absolute;
            top: 14px;
            left: 14px;
            background: rgba(14, 90, 68, .85);
            color: #fff;
            font-size: 12px;
            font-weight: 600;
            padding: 4px 12px;
            border-radius: 999px;
            z-index: 2;
        }
        .cat-card .card-body {
            padding: 24px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .cat-card h3 {
            font-size: 20px;
            font-weight: 700;
            color: var(--text);
            margin-bottom: 10px;
            line-height: 1.4;
        }
        .cat-card p {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.7;
            flex: 1;
        }
        .cat-card .card-link {
            margin-top: 18px;
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 14px;
            font-weight: 600;
            color: var(--primary);
            transition: all .2s ease;
        }
        .cat-card .card-link:hover {
            color: var(--accent);
            gap: 10px;
        }

        /* ===== 核心卖点区（深绿） ===== */
        .features-section {
            background: var(--primary-dark);
            padding: 80px 0;
            position: relative;
            overflow: hidden;
        }
        .features-section::before {
            content: '';
            position: absolute;
            right: -100px;
            top: -100px;
            width: 400px;
            height: 400px;
            background: radial-gradient(circle, rgba(224, 169, 60, .12), transparent 70%);
            pointer-events: none;
        }
        .features-section .section-head h2 {
            color: #fff;
        }
        .features-section .section-head p {
            color: rgba(255, 255, 255, .65);
        }
        .features-section .section-label {
            color: var(--gold);
        }
        .features-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 24px;
            margin-top: 40px;
        }
        .feature-item {
            background: rgba(255, 255, 255, .06);
            border: 1px solid rgba(255, 255, 255, .1);
            border-radius: var(--radius);
            padding: 28px;
            transition: all .3s ease;
            backdrop-filter: blur(4px);
        }
        .feature-item:hover {
            background: rgba(255, 255, 255, .1);
            border-color: rgba(224, 169, 60, .4);
            transform: translateY(-4px);
        }
        .feature-icon {
            width: 48px;
            height: 48px;
            border-radius: 12px;
            background: rgba(224, 169, 60, .15);
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 18px;
        }
        .feature-icon svg {
            width: 24px;
            height: 24px;
            color: var(--gold);
        }
        .feature-item h3 {
            font-size: 18px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 8px;
        }
        .feature-item p {
            font-size: 14px;
            color: rgba(255, 255, 255, .65);
            line-height: 1.7;
        }

        /* ===== 适用场景区 ===== */
        .scenarios {
            padding: 80px 0;
            background: var(--bg);
        }
        .scenario-card {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: 28px;
            transition: all .3s ease;
            height: 100%;
            position: relative;
            overflow: hidden;
        }
        .scenario-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 3px;
            height: 100%;
            background: var(--gradient);
            opacity: 0;
            transition: opacity .3s ease;
        }
        .scenario-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
            border-color: #C8D8D2;
        }
        .scenario-card:hover::before {
            opacity: 1;
        }
        .scenario-num {
            font-size: 13px;
            font-weight: 700;
            color: var(--gold);
            letter-spacing: 1px;
            margin-bottom: 10px;
            font-variant-numeric: tabular-nums;
        }
        .scenario-card h3 {
            font-size: 18px;
            font-weight: 700;
            color: var(--text);
            margin-bottom: 8px;
        }
        .scenario-card p {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.7;
        }

        /* ===== 使用流程区 ===== */
        .process {
            background: var(--primary-deeper);
            padding: 80px 0;
            color: #fff;
        }
        .process .section-head h2 {
            color: #fff;
        }
        .process .section-head p {
            color: rgba(255, 255, 255, .65);
        }
        .process-steps {
            margin-top: 48px;
            position: relative;
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }
        .process-steps::before {
            content: '';
            position: absolute;
            top: 28px;
            left: 10%;
            right: 10%;
            height: 2px;
            background: linear-gradient(90deg, var(--primary-light), var(--gold));
            opacity: .5;
        }
        .step-card {
            background: rgba(255, 255, 255, .05);
            border: 1px solid rgba(255, 255, 255, .1);
            border-radius: var(--radius);
            padding: 28px 24px;
            text-align: center;
            transition: all .3s ease;
            position: relative;
            z-index: 2;
        }
        .step-card:hover {
            background: rgba(255, 255, 255, .1);
            border-color: rgba(224, 169, 60, .4);
            transform: translateY(-4px);
        }
        .step-num {
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: rgba(224, 169, 60, .15);
            border: 2px solid var(--gold);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            font-weight: 800;
            color: var(--gold);
            margin: 0 auto 18px;
            font-variant-numeric: tabular-nums;
        }
        .step-card:hover .step-num {
            background: var(--accent);
            border-color: var(--accent);
            color: #fff;
        }
        .step-card h3 {
            font-size: 17px;
            font-weight: 700;
            margin-bottom: 8px;
            color: #fff;
        }
        .step-card p {
            font-size: 13px;
            color: rgba(255, 255, 255, .6);
            line-height: 1.6;
        }

        /* ===== FAQ 区 ===== */
        .faq-section {
            padding: 80px 0;
            background: #F0EBE2;
        }
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
        }
        .faq-list .accordion-item {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius);
            margin-bottom: 14px;
            overflow: hidden;
            transition: all .3s ease;
            box-shadow: 0 2px 8px rgba(14, 90, 68, .03);
        }
        .faq-list .accordion-item:hover {
            border-color: #C8D8D2;
            box-shadow: var(--shadow);
        }
        .faq-list .accordion-title {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 20px 24px;
            font-size: 16px;
            font-weight: 600;
            color: var(--text);
            background: transparent;
            border: none;
            font-family: inherit;
            line-height: 1.5;
        }
        .faq-list .accordion-title:hover,
        .faq-list .accordion-title:focus {
            background: rgba(14, 90, 68, .03);
            color: var(--primary);
        }
        .faq-list .accordion-title svg {
            flex-shrink: 0;
            width: 24px;
            height: 24px;
            color: var(--gold);
            transition: transform .3s ease, color .3s ease;
        }
        .faq-list .accordion-item.is-active .accordion-title svg {
            transform: rotate(45deg);
            color: var(--accent);
        }
        .faq-list .accordion-content {
            padding: 0 24px 20px;
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.8;
            border-top: 1px solid var(--border);
            margin: 0;
        }
        .faq-list .accordion-content p {
            padding-top: 16px;
        }

        /* ===== CTA 横条 ===== */
        .cta-strip {
            padding: 80px 0 60px;
            background: var(--bg);
        }
        .cta-card {
            background: linear-gradient(100deg, var(--primary-deeper) 0%, var(--primary-dark) 70%, rgba(224, 169, 60, .3) 130%), url('/assets/images/backpic/back-2.png') right center / cover no-repeat;
            border-radius: var(--radius-lg);
            padding: 56px 64px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 32px;
            position: relative;
            overflow: hidden;
            flex-wrap: wrap;
        }
        .cta-card::after {
            content: '';
            position: absolute;
            right: -60px;
            bottom: -60px;
            width: 200px;
            height: 200px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(224, 169, 60, .25), transparent 70%);
            pointer-events: none;
        }
        .cta-text h3 {
            font-size: 28px;
            font-weight: 800;
            color: #fff;
            margin-bottom: 10px;
            position: relative;
            z-index: 2;
        }
        .cta-text p {
            font-size: 15px;
            color: rgba(255, 255, 255, .7);
            position: relative;
            z-index: 2;
        }
        .cta-card .btn-primary {
            position: relative;
            z-index: 2;
            flex-shrink: 0;
            height: 52px;
            padding: 0 36px;
            background: linear-gradient(135deg, var(--accent), #E9745C);
        }
        .cta-card .btn-primary:hover {
            background: linear-gradient(135deg, #E9745C, #F0876F);
            box-shadow: 0 10px 24px rgba(216, 86, 61, .4);
        }

        /* ===== 页脚 ===== */
        .site-footer {
            background: var(--primary-deeper);
            padding: 60px 0 0;
            color: #fff;
        }
        .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 .logo {
            color: #fff;
            margin-bottom: 16px;
        }
        .footer-brand p {
            font-size: 14px;
            color: #A8C5BA;
            line-height: 1.8;
            max-width: 320px;
        }
        .footer-col h4 {
            font-size: 16px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 18px;
        }
        .footer-col ul li {
            margin-bottom: 10px;
        }
        .footer-col ul li a {
            font-size: 14px;
            color: #A8C5BA;
            transition: all .2s ease;
        }
        .footer-col ul li a:hover {
            color: var(--gold);
            padding-left: 4px;
        }
        .footer-bottom {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 20px 0;
            font-size: 13px;
            color: rgba(255, 255, 255, .55);
            flex-wrap: wrap;
            gap: 12px;
        }
        .footer-bottom a {
            color: #A8C5BA;
            transition: color .2s ease;
        }
        .footer-bottom a:hover {
            color: var(--gold);
        }

        /* ===== 响应式 ===== */
        @media (max-width: 1024px) {
            .container {
                padding: 0 24px;
            }
            .grid-container {
                padding-left: 24px;
                padding-right: 24px;
            }
            .nav-inner {
                flex-wrap: wrap;
                height: auto;
                padding: 12px 0;
                gap: 12px;
            }
            .search-wrap {
                order: 3;
                max-width: 100%;
                width: 100%;
                flex-basis: 100%;
            }
            .nav-links {
                order: 2;
                margin-left: auto;
            }
            .nav-btn {
                order: 2;
            }
            .page-hero {
                min-height: 380px;
                padding: 56px 0;
            }
            .hero-badges {
                display: none;
            }
            .features-grid {
                grid-template-columns: 1fr 1fr;
            }
            .process-steps {
                grid-template-columns: 1fr 1fr;
                gap: 20px;
            }
            .process-steps::before {
                display: none;
            }
            .footer-top {
                grid-template-columns: 1fr 1fr;
            }
        }

        @media (max-width: 768px) {
            .section {
                padding: 56px 0;
            }
            .section-head h2 {
                font-size: 24px;
            }
            .page-hero h1 {
                font-size: 32px;
            }
            .hero-desc {
                font-size: 15px;
            }
            .data-card {
                padding: 20px 24px;
            }
            .data-item {
                min-width: calc(50% - 16px);
                justify-content: center;
            }
            .data-item .num {
                font-size: 26px;
            }
            .features-grid {
                grid-template-columns: 1fr;
            }
            .process-steps {
                grid-template-columns: 1fr;
            }
            .cta-card {
                padding: 40px 32px;
            }
            .footer-top {
                grid-template-columns: 1fr;
                gap: 32px;
            }
        }

        @media (max-width: 640px) {
            .container {
                padding: 0 16px;
            }
            .grid-container {
                padding-left: 16px;
                padding-right: 16px;
            }
            .nav-inner {
                flex-wrap: wrap;
                height: auto;
                padding: 12px 0;
                gap: 10px;
            }
            .logo {
                font-size: 18px;
            }
            .logo-icon {
                width: 30px;
                height: 30px;
            }
            .nav-links {
                order: 3;
                width: 100%;
                display: flex;
                gap: 4px;
                overflow-x: auto;
                padding-bottom: 4px;
                margin-left: 0;
            }
            .nav-link {
                padding: 6px 14px;
                font-size: 14px;
            }
            .search-wrap {
                order: 2;
                max-width: 100%;
                width: 100%;
            }
            .nav-btn {
                order: 2;
                padding: 0 18px;
                font-size: 14px;
                height: 40px;
                margin-left: auto;
            }
            .page-hero {
                min-height: 340px;
                padding: 42px 0;
            }
            .page-hero h1 {
                font-size: 28px;
                line-height: 1.3;
            }
            .hero-desc {
                font-size: 14px;
            }
            .hero-cta {
                flex-direction: column;
                gap: 12px;
            }
            .hero-cta .btn-primary,
            .hero-cta .btn-secondary {
                width: 100%;
            }
            .data-strip {
                margin-top: -30px;
            }
            .data-card {
                padding: 16px;
                gap: 12px;
            }
            .data-item {
                min-width: calc(50% - 8px);
                gap: 10px;
            }
            .data-item .num {
                font-size: 24px;
            }
            .data-item .label {
                font-size: 12px;
            }
            .section-head {
                margin-bottom: 32px;
            }
            .section-head h2 {
                font-size: 22px;
            }
            .cat-cards .grid-x {
                gap: 20px;
            }
            .cat-card .card-img {
                height: 160px;
            }
            .feature-item {
                padding: 22px;
            }
            .scenario-card {
                padding: 22px;
            }
            .cta-card {
                padding: 32px 24px;
                flex-direction: column;
                text-align: center;
                align-items: center;
            }
            .cta-text h3 {
                font-size: 22px;
            }
            .cta-card .btn-primary {
                width: 100%;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
                padding: 20px 0;
            }
        }

        @media (max-width: 480px) {
            .data-item {
                min-width: 100%;
                justify-content: flex-start;
            }
        }

/* roulang page: article */
/* ============ 设计变量 ============ */
:root {
  --primary: #0E5A44;
  --primary-dark: #12382E;
  --primary-deep: #0B3B2C;
  --primary-mid: #2C8B62;
  --gold: #E0A93C;
  --gold-light: #F2C94C;
  --action: #D8563D;
  --action-dark: #C24A33;
  --bg: #F7F4EF;
  --card-bg: #FFFFFF;
  --text-main: #1D342E;
  --text-sub: #5C6E67;
  --text-muted: #8FA19A;
  --border: #E3DED5;
  --radius-sm: 12px;
  --radius: 16px;
  --radius-lg: 20px;
  --radius-xl: 24px;
  --shadow-sm: 0 4px 12px rgba(14,90,68,.05);
  --shadow-md: 0 14px 28px rgba(14,90,68,.12);
  --font-main: -apple-system, "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
}

/* ============ Reset 与基础 ============ */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-main);
  font-size: 16px;
  line-height: 1.8;
  color: var(--text-main);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

a {
  color: var(--primary);
  text-decoration: none;
  transition: color .25s ease;
}

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

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

:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: 3px;
  border-radius: 4px;
}

ul, ol {
  list-style: none;
}

/* ============ 容器 ============ */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 32px;
}

/* ============ 按钮体系 ============ */
.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  background: var(--action);
  color: #fff;
  font-size: 15px;
  font-weight: 700;
  line-height: 1;
  padding: 0 24px;
  height: 46px;
  border-radius: 12px;
  border: none;
  cursor: pointer;
  box-shadow: 0 4px 14px rgba(216,86,61,.28);
  transition: all .25s ease;
  white-space: nowrap;
}

.btn-primary:hover {
  background: var(--action-dark);
  color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(216,86,61,.36);
}

.btn-primary:active {
  transform: translateY(0);
  box-shadow: 0 2px 8px rgba(216,86,61,.24);
}

.btn-lg {
  height: 52px;
  padding: 0 32px;
  font-size: 16px;
  border-radius: 14px;
}

.btn-outline {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  background: transparent;
  border: 1.5px solid rgba(224,169,60,.7);
  color: var(--gold);
  font-size: 15px;
  font-weight: 700;
  line-height: 1;
  padding: 0 24px;
  height: 46px;
  border-radius: 12px;
  cursor: pointer;
  transition: all .25s ease;
  white-space: nowrap;
}

.btn-outline:hover {
  background: rgba(224,169,60,.12);
  color: var(--gold-light);
  border-color: var(--gold-light);
  transform: translateY(-2px);
}

/* ============ 主导航 ============ */
.main-nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(247,244,239,.96);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
  transition: box-shadow .3s ease, background .3s ease;
}

.main-nav.scrolled {
  background: rgba(255,255,255,.98);
  box-shadow: 0 4px 20px rgba(14,90,68,.08);
}

.nav-inner {
  display: flex;
  align-items: center;
  gap: 18px;
  min-height: 68px;
}

.logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 20px;
  font-weight: 800;
  color: var(--primary);
  letter-spacing: .5px;
  flex-shrink: 0;
  transition: opacity .25s ease;
}

.logo:hover {
  color: var(--primary);
  opacity: .85;
}

.logo-icon {
  width: 34px;
  height: 34px;
  flex-shrink: 0;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 4px;
  flex-shrink: 0;
}

.nav-link {
  display: inline-flex;
  align-items: center;
  padding: 8px 14px;
  border-radius: 999px;
  font-size: 14px;
  font-weight: 600;
  color: var(--text-sub);
  position: relative;
  transition: all .25s ease;
  white-space: nowrap;
}

.nav-link:hover {
  color: var(--primary);
  background: rgba(14,90,68,.06);
}

.nav-link.active {
  color: var(--primary);
  background: rgba(14,90,68,.1);
}

.nav-link.active::after {
  content: '';
  position: absolute;
  bottom: 2px;
  left: 50%;
  transform: translateX(-50%);
  width: 20px;
  height: 3px;
  border-radius: 999px;
  background: var(--gold);
}

.search-wrap {
  flex: 1;
  max-width: 420px;
  display: flex;
  align-items: center;
  gap: 10px;
  height: 42px;
  padding: 0 16px;
  background: #fff;
  border: 1.5px solid var(--border);
  border-radius: 999px;
  transition: all .25s ease;
  margin: 0 auto;
}

.search-wrap:focus-within {
  border-color: var(--gold);
  box-shadow: 0 0 0 4px rgba(224,169,60,.18);
}

.search-icon {
  width: 17px;
  height: 17px;
  color: var(--primary);
  flex-shrink: 0;
}

.search-wrap input {
  flex: 1;
  min-width: 0;
  border: none;
  background: transparent;
  font-size: 14px;
  color: var(--text-main);
}

.search-wrap input::placeholder {
  color: var(--text-muted);
}

.nav-btn {
  flex-shrink: 0;
  height: 40px;
  padding: 0 20px;
  font-size: 14px;
  border-radius: 999px;
}

/* ============ 面包屑头图区 ============ */
.article-banner {
  position: relative;
  min-height: 220px;
  display: flex;
  align-items: flex-end;
  background: linear-gradient(90deg, rgba(18,56,46,.94) 0%, rgba(18,56,46,.78) 55%, rgba(18,56,46,.5) 100%), url('/assets/images/backpic/back-1.png') center center / cover no-repeat;
  padding: 48px 0 40px;
  overflow: hidden;
}

.article-banner::after {
  content: '';
  position: absolute;
  right: -80px;
  bottom: -100px;
  width: 320px;
  height: 320px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(224,169,60,.25) 0%, transparent 70%);
  pointer-events: none;
}

.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  color: rgba(255,255,255,.75);
  position: relative;
  z-index: 1;
}

.breadcrumb a {
  color: rgba(255,255,255,.85);
  transition: color .25s ease;
}

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

.breadcrumb-sep {
  color: rgba(255,255,255,.4);
  font-size: 12px;
}

.breadcrumb-current {
  color: var(--gold-light);
  font-weight: 600;
  max-width: 420px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* ============ 文章主体区 ============ */
.article-section {
  position: relative;
  padding: 64px 0 72px;
}

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

.article-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-sm);
  padding: 48px 56px;
  position: relative;
}

.article-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 56px;
  right: 56px;
  height: 4px;
  background: linear-gradient(90deg, var(--primary), var(--primary-mid), var(--gold));
  border-radius: 0 0 999px 999px;
}

.article-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(14,90,68,.08);
  color: var(--primary);
  font-size: 13px;
  font-weight: 700;
  padding: 5px 14px;
  border-radius: 999px;
  margin-bottom: 20px;
}

.article-tag i {
  font-size: 12px;
}

.article-header h1 {
  font-size: 36px;
  line-height: 1.35;
  font-weight: 800;
  color: var(--text-main);
  margin-bottom: 20px;
  letter-spacing: .2px;
}

.article-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 18px;
  padding-bottom: 20px;
  margin-bottom: 20px;
  border-bottom: 1px solid var(--border);
  font-size: 14px;
  color: var(--text-muted);
}

.meta-item {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.meta-item i {
  color: var(--gold);
  font-size: 13px;
}

.article-summary {
  font-size: 15px;
  line-height: 1.85;
  color: var(--text-sub);
  background: linear-gradient(135deg, rgba(14,90,68,.05), rgba(224,169,60,.06));
  border-left: 3px solid var(--gold);
  padding: 16px 20px;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  margin-bottom: 28px;
  display: -webkit-box;
  -webkit-line-clamp: 4;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* ============ 正文阅读区 ============ */
.article-body {
  font-size: 16px;
  line-height: 1.95;
  color: var(--text-main);
  word-break: break-word;
}

.article-body > * + * {
  margin-top: 1.25em;
}

.article-body h2 {
  font-size: 26px;
  font-weight: 700;
  color: var(--text-main);
  margin: 2em 0 .8em;
  padding-left: 16px;
  border-left: 4px solid var(--gold);
  line-height: 1.4;
}

.article-body h3 {
  font-size: 20px;
  font-weight: 700;
  color: var(--text-main);
  margin: 1.8em 0 .7em;
  line-height: 1.45;
}

.article-body h4 {
  font-size: 17px;
  font-weight: 600;
  color: var(--primary);
  margin: 1.6em 0 .6em;
}

.article-body p {
  margin: 0 0 1.4em;
}

.article-body a {
  color: var(--primary);
  font-weight: 600;
  border-bottom: 1px solid rgba(14,90,68,.25);
  transition: all .25s ease;
}

.article-body a:hover {
  color: var(--action);
  border-bottom-color: var(--action);
}

.article-body ul,
.article-body ol {
  margin: 0 0 1.5em;
  padding-left: 1.4em;
}

.article-body ul {
  list-style: disc;
}

.article-body ol {
  list-style: decimal;
}

.article-body li {
  margin-bottom: .5em;
  line-height: 1.85;
}

.article-body blockquote {
  margin: 1.8em 0;
  padding: 20px 24px;
  background: rgba(224,169,60,.07);
  border-left: 4px solid var(--gold);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  color: var(--text-sub);
  font-style: normal;
}

.article-body blockquote p {
  margin: 0;
}

.article-body img {
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  margin: 1.8em 0;
}

.article-body table {
  width: 100%;
  border-collapse: collapse;
  margin: 1.8em 0;
  font-size: 14px;
  border-radius: var(--radius-sm);
  overflow: hidden;
}

.article-body th,
.article-body td {
  border: 1px solid var(--border);
  padding: 12px 16px;
  text-align: left;
}

.article-body th {
  background: var(--primary);
  color: #fff;
  font-weight: 600;
}

.article-body tr:nth-child(even) {
  background: rgba(14,90,68,.03);
}

.article-body code {
  background: rgba(14,90,68,.08);
  border-radius: 6px;
  padding: 2px 8px;
  font-size: .9em;
  font-family: "SFMono-Regular", Consolas, monospace;
}

.article-body hr {
  border: none;
  height: 1px;
  background: var(--border);
  margin: 2.4em 0;
}

/* 无内容状态 */
.article-empty {
  text-align: center;
  padding: 60px 20px;
}

.article-empty p {
  font-size: 18px;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 24px;
}

/* ============ 继续浏览区 ============ */
.related-section {
  padding: 72px 0 80px;
  background: linear-gradient(180deg, var(--bg) 0%, #EFEAE2 100%);
}

.related-header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 36px;
}

.related-header h2 {
  font-size: 30px;
  font-weight: 800;
  color: var(--text-main);
  line-height: 1.3;
}

.related-header p {
  font-size: 14px;
  color: var(--text-sub);
  max-width: 360px;
}

.related-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

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

.related-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-md);
  border-color: #C8D8D2;
}

.related-card-img {
  position: relative;
  height: 170px;
  overflow: hidden;
}

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

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

.related-card-img::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 55%, rgba(18,56,46,.45));
  pointer-events: none;
}

.related-card-body {
  padding: 24px 24px 28px;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.related-card-body h3 {
  font-size: 18px;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 10px;
  line-height: 1.4;
}

.related-card-body p {
  font-size: 14px;
  color: var(--text-sub);
  line-height: 1.7;
  flex: 1;
  margin-bottom: 18px;
}

.related-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  font-weight: 700;
  color: var(--primary);
  transition: all .25s ease;
}

.related-link i {
  transition: transform .25s ease;
  font-size: 12px;
}

.related-link:hover {
  color: var(--action);
}

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

/* ============ CTA 横条 ============ */
.cta-section {
  padding: 80px 0 40px;
}

.cta-box {
  position: relative;
  background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary-deep) 60%, rgba(224,169,60,.28) 130%);
  border-radius: var(--radius-xl);
  padding: 48px 56px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  overflow: hidden;
  box-shadow: 0 20px 40px rgba(11,59,44,.25);
}

.cta-box::before {
  content: '';
  position: absolute;
  right: -40px;
  top: -40px;
  width: 200px;
  height: 200px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(224,169,60,.2) 0%, transparent 70%);
  pointer-events: none;
}

.cta-box::after {
  content: '';
  position: absolute;
  right: 60px;
  bottom: 0;
  width: 120px;
  height: 120px;
  background: url('/assets/images/coverpic/cover-6.webp') center / cover no-repeat;
  opacity: .12;
  border-radius: var(--radius);
  transform: rotate(6deg);
  pointer-events: none;
}

.cta-content h3 {
  font-size: 24px;
  font-weight: 800;
  color: #fff;
  margin-bottom: 8px;
  letter-spacing: .5px;
}

.cta-content p {
  font-size: 15px;
  color: rgba(255,255,255,.72);
  line-height: 1.7;
}

/* ============ 页脚 ============ */
.site-footer {
  background: var(--primary-deep);
  color: rgba(255,255,255,.72);
  padding: 64px 0 0;
  margin-top: 80px;
}

.footer-top {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 44px;
  padding-bottom: 48px;
}

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

.footer-brand p {
  font-size: 14px;
  line-height: 1.8;
  color: rgba(255,255,255,.6);
  max-width: 280px;
  margin-top: 8px;
}

.footer-col h4 {
  font-size: 15px;
  font-weight: 700;
  color: #fff;
  margin-bottom: 18px;
  letter-spacing: .5px;
}

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

.footer-col ul a {
  display: inline-block;
  font-size: 14px;
  color: #A8C5BA;
  transition: all .25s ease;
  line-height: 1.6;
}

.footer-col ul a:hover {
  color: var(--gold-light);
  transform: translateX(3px);
}

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,.1);
  padding: 20px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  font-size: 13px;
  color: rgba(255,255,255,.5);
}

.footer-bottom a {
  color: #A8C5BA;
}

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

/* ============ 响应式 ============ */
@media screen and (max-width: 1024px) {
  .container {
    padding: 0 24px;
  }

  .nav-inner {
    flex-wrap: wrap;
    min-height: auto;
    padding: 14px 0;
    gap: 10px;
  }

  .logo {
    font-size: 18px;
  }

  .search-wrap {
    order: 3;
    width: 100%;
    max-width: 100%;
    flex: none;
    margin: 6px 0 0;
  }

  .nav-links {
    order: 2;
    margin-left: auto;
  }

  .nav-btn {
    order: 2;
  }

  .footer-top {
    grid-template-columns: 1.2fr 1fr 1fr;
    gap: 32px;
  }

  .related-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 18px;
  }

  .cta-box {
    padding: 40px 36px;
  }
}

@media screen and (max-width: 820px) {
  .related-grid {
    grid-template-columns: 1fr 1fr;
  }

  .article-card {
    padding: 36px 32px;
  }

  .article-header h1 {
    font-size: 30px;
  }
}

@media screen and (max-width: 640px) {
  .container {
    padding: 0 16px;
  }

  .nav-inner {
    flex-wrap: wrap;
    gap: 8px;
    padding: 10px 0;
  }

  .logo {
    font-size: 17px;
  }

  .logo-icon {
    width: 28px;
    height: 28px;
  }

  .nav-btn {
    height: 36px;
    padding: 0 14px;
    font-size: 13px;
    border-radius: 999px;
    margin-left: auto;
  }

  .search-wrap {
    order: 4;
    width: 100%;
    max-width: 100%;
    margin: 4px 0 0;
    height: 40px;
  }

  .nav-links {
    order: 3;
    width: 100%;
    overflow-x: auto;
    white-space: nowrap;
    -webkit-overflow-scrolling: touch;
    padding-bottom: 4px;
    margin-left: 0;
  }

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

  .nav-link {
    padding: 6px 12px;
    font-size: 13px;
  }

  .article-banner {
    min-height: 180px;
    padding: 36px 0 28px;
  }

  .breadcrumb {
    font-size: 13px;
    gap: 6px;
  }

  .breadcrumb-current {
    max-width: 160px;
  }

  .article-section {
    padding: 40px 0 48px;
  }

  .article-card {
    padding: 32px 20px;
    border-radius: var(--radius);
  }

  .article-card::before {
    left: 20px;
    right: 20px;
  }

  .article-header h1 {
    font-size: 25px;
    line-height: 1.4;
  }

  .article-meta {
    gap: 12px;
    font-size: 13px;
  }

  .article-summary {
    font-size: 14px;
    padding: 14px 16px;
  }

  .article-body {
    font-size: 15px;
    line-height: 1.9;
  }

  .article-body h2 {
    font-size: 22px;
  }

  .article-body h3 {
    font-size: 18px;
  }

  .article-body table {
    display: block;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
  }

  .related-section {
    padding: 48px 0 56px;
  }

  .related-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
    margin-bottom: 24px;
  }

  .related-header h2 {
    font-size: 24px;
  }

  .related-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .related-card-img {
    height: 150px;
  }

  .cta-section {
    padding: 56px 0 24px;
  }

  .cta-box {
    flex-direction: column;
    align-items: flex-start;
    padding: 32px 24px;
    border-radius: var(--radius);
  }

  .cta-content h3 {
    font-size: 20px;
  }

  .cta-content p {
    font-size: 14px;
  }

  .site-footer {
    padding-top: 48px;
    margin-top: 48px;
  }

  .footer-top {
    grid-template-columns: 1fr;
    gap: 28px;
    padding-bottom: 32px;
  }

  .footer-bottom {
    flex-direction: column;
    text-align: center;
    gap: 6px;
    padding: 18px 0;
  }
}