/* roulang page: index */
:root {
  --color-primary: #1B4D3E;
  --color-primary-dark: #0E2E25;
  --color-accent: #C6A15B;
  --color-accent-light: #D8C39A;
  --color-bg: #FAF9F6;
  --color-bg-gray: #F2F1EC;
  --color-text: #22201C;
  --color-text-secondary: #6C6861;
  --color-text-muted: #8A857C;
  --color-border: #E8E5DE;
  --color-white: #FFFFFF;
  --font-serif: 'Noto Serif SC','Source Han Serif SC','Songti SC',serif;
  --font-sans: 'Noto Sans SC',-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;
  --space-section: 96px;
  --space-section-mobile: 56px;
  --radius-lg: 16px;
  --radius-md: 10px;
  --radius-sm: 6px;
  --shadow-sm: 0 2px 8px rgba(0,0,0,.04);
  --shadow-md: 0 8px 32px rgba(0,0,0,.08);
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:var(--font-sans);font-size:16px;line-height:1.75;color:var(--color-text);background:var(--color-bg);-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:var(--color-primary);text-decoration:none;transition:color .3s,border-color .3s,background-color .3s}
a:hover{color:var(--color-accent)}
button{cursor:pointer;border:none;background:none;font-family:inherit}
input{font-family:inherit}
.container{max-width:1280px;margin:0 auto;padding:0 32px}
.section{padding:var(--space-section) 0}
.section-alt{background:var(--color-bg-gray)}
.eyebrow{display:inline-block;font-size:13px;font-weight:700;letter-spacing:.08em;color:var(--color-primary);text-transform:uppercase;margin-bottom:12px;border:1px solid var(--color-accent);padding:4px 12px;border-radius:4px}
h1,h2,h3,h4{font-family:var(--font-serif);line-height:1.2;color:var(--color-text);font-weight:600}
h2{font-size:34px;margin-bottom:40px;letter-spacing:.01em}
h3{font-size:20px;line-height:1.4}
.btn{display:inline-flex;align-items:center;justify-content:center;height:48px;padding:0 32px;border-radius:var(--radius-sm);font-size:15px;font-weight:500;line-height:1;transition:all .25s;border:1px solid transparent;cursor:pointer}
.btn-lg{height:52px;padding:0 38px;font-size:16px}
.btn-primary{background:var(--color-primary);color:#fff}
.btn-primary:hover{background:var(--color-primary-dark);color:#fff;transform:translateY(-2px);box-shadow:var(--shadow-md)}
.btn-accent{background:var(--color-accent);color:var(--color-text);font-weight:600}
.btn-accent:hover{background:var(--color-primary);color:#fff;transform:translateY(-2px);box-shadow:var(--shadow-md)}
.btn-outline{background:transparent;border:1px solid rgba(255,255,255,.6);color:#fff}
.btn-outline:hover{background:#fff;color:var(--color-primary-dark);transform:translateY(-2px);box-shadow:var(--shadow-md)}
.btn-outline-dark{background:transparent;border:1px solid var(--color-primary);color:var(--color-primary)}
.btn-outline-dark:hover{background:var(--color-primary);color:#fff}
.badge{display:inline-block;height:22px;line-height:20px;padding:0 8px;font-size:10px;font-weight:600;letter-spacing:.06em;color:var(--color-primary);border:1px solid var(--color-accent);border-radius:4px;background:#fff;white-space:nowrap}
.section-label{text-align:center}
.section-label .divider{width:40px;height:2px;background:var(--color-accent);margin:16px auto 0;border-radius:2px}

/* Header */
.site-header{position:sticky;top:0;z-index:100;background:var(--color-white);border-bottom:1px solid #EDEAE3;box-shadow:0 2px 16px rgba(0,0,0,.03)}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:72px;padding:0 32px;max-width:1280px;margin:0 auto}
.logo{display:flex;align-items:center;gap:12px;flex-shrink:0}
.logo-badge{width:38px;height:38px;background:var(--color-primary);border-radius:50%;display:flex;align-items:center;justify-content:center;font-family:var(--font-serif);font-size:18px;font-weight:600;color:var(--color-accent)}
.logo-text{font-family:var(--font-serif);font-size:22px;font-weight:600;color:var(--color-primary-dark)}
.main-nav{display:flex;align-items:center;gap:8px}
.main-nav a{display:inline-block;padding:8px 16px;font-size:15px;font-weight:500;color:#55524C;border-radius:6px;position:relative;transition:color .25s}
.main-nav a::after{content:"";position:absolute;left:16px;right:16px;bottom:2px;height:2px;background:var(--color-accent);transform:scaleX(0);transform-origin:left;transition:transform .3s}
.main-nav a:hover{color:var(--color-primary)}
.main-nav a:hover::after,.main-nav a.active::after{transform:scaleX(1)}
.main-nav a.active{color:var(--color-primary);font-weight:600}
.header-right{display:flex;align-items:center;gap:16px}
.header-search{position:relative;width:180px}
.header-search input{width:100%;height:40px;border:1px solid #E3DFD6;border-radius:var(--radius-sm);padding:0 36px 0 12px;font-size:14px;background:var(--color-bg);outline:none;transition:border-color .25s,box-shadow .25s}
.header-search input:focus{border-color:var(--color-primary);box-shadow:0 0 0 3px rgba(27,77,62,.12)}
.header-search svg{position:absolute;right:12px;top:50%;transform:translateY(-50%);width:16px;height:16px;color:var(--color-text-muted);pointer-events:none}
.header-cta{height:40px;padding:0 20px;font-size:14px}
.nav-toggle{display:none;width:40px;height:40px;border-radius:6px;border:1px solid var(--color-border);background:#fff;align-items:center;justify-content:center}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--color-primary);margin:3px 0;border-radius:2px}
.nav-toggle.open span:nth-child(1){transform:translateY(5px) rotate(45deg)}
.nav-toggle.open span:nth-child(2){opacity:0}
.nav-toggle.open span:nth-child(3){transform:translateY(-5px) rotate(-45deg)}

/* Mobile nav */
.mobile-nav{display:none;position:fixed;top:60px;left:0;right:0;bottom:0;background:var(--color-bg);z-index:99;padding:32px;flex-direction:column;gap:8px;overflow-y:auto;box-shadow:var(--shadow-md)}
.mobile-nav.open{display:flex}
.mobile-nav a{display:block;padding:16px 8px;font-size:18px;font-weight:500;color:var(--color-text);border-bottom:1px solid var(--color-border)}
.mobile-nav a:hover{color:var(--color-primary)}
.mobile-nav a.active{color:var(--color-primary);font-weight:600}
.mobile-nav .mobile-search{margin:20px 0;position:relative}
.mobile-nav .mobile-search input{width:100%;height:44px;border:1px solid var(--color-border);border-radius:var(--radius-sm);padding:0 36px 0 12px;font-size:15px}
.mobile-nav .mobile-search svg{position:absolute;right:12px;top:50%;transform:translateY(-50%);width:16px;height:16px;color:var(--color-text-muted)}
.mobile-nav .btn{margin-top:12px}

/* Hero */
.hero{position:relative;background:linear-gradient(rgba(14,46,37,.45),rgba(14,46,37,.70)),url('/assets/images/backpic/back-1.png') center/cover no-repeat;color:#fff;padding:120px 0 90px;overflow:hidden}
.hero::before{content:"";position:absolute;top:-60px;right:-80px;width:380px;height:380px;border:1px solid rgba(198,161,91,.25);border-radius:50%}
.hero .container{position:relative;z-index:2}
.hero-content{max-width:720px}
.hero h1{font-size:46px;color:#fff;margin-bottom:20px;line-height:1.25;font-weight:600}
.hero-sub{font-size:18px;color:rgba(255,255,255,.85);margin-bottom:36px;line-height:1.7;max-width:620px}
.hero-ctas{display:flex;gap:16px;flex-wrap:wrap;margin-bottom:44px}
.hero-trust{display:flex;gap:28px;flex-wrap:wrap;color:rgba(255,255,255,.72);font-size:13px}
.hero-trust .trust-item{display:flex;align-items:center;gap:8px}
.hero-trust .trust-dot{width:6px;height:6px;border-radius:50%;background:var(--color-accent);flex-shrink:0}

/* Steps */
.steps-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.step-card{background:#fff;border:1px solid var(--color-border);border-radius:12px;padding:32px 28px;transition:transform .3s,box-shadow .3s;position:relative}
.step-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md)}
.step-card:last-child{border-left:4px solid var(--color-accent)}
.step-number{font-family:var(--font-serif);font-size:80px;font-weight:600;line-height:1;color:var(--color-accent-light);margin-bottom:18px;transition:color .3s}
.step-card:hover .step-number{color:var(--color-primary)}
.step-card h3{font-size:20px;color:var(--color-primary);margin-bottom:12px;font-weight:600}
.step-card p{font-size:15px;color:var(--color-text-secondary);line-height:1.7}

/* Cases */
.cases-grid{display:grid;grid-template-columns:7fr 5fr;gap:24px}
.case-card{background:#fff;border:1px solid var(--color-border);border-radius:var(--radius-lg);overflow:hidden;transition:transform .3s,box-shadow .3s}
.case-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md)}
.case-main .case-img{height:260px;overflow:hidden;position:relative}
.case-main .case-img img{width:100%;height:100%;object-fit:cover;transition:transform .5s}
.case-card:hover .case-img img{transform:scale(1.02)}
.case-main .case-body{padding:28px 32px}
.case-body .badge{margin-bottom:14px}
.case-body h3{font-size:22px;margin-bottom:10px}
.case-body p{font-size:15px;color:var(--color-text-secondary);margin-bottom:18px}
.case-metrics{display:flex;gap:32px;flex-wrap:wrap}
.metric-item .metric-value{font-family:var(--font-serif);font-size:28px;font-weight:600;color:var(--color-primary)}
.metric-item .metric-label{font-size:13px;color:var(--color-text-muted)}
.case-source{font-size:12px;color:var(--color-text-muted);margin-top:16px;border-top:1px solid var(--color-border);padding-top:12px}
.case-side{display:grid;grid-template-rows:1fr 1fr;gap:24px}
.case-small .case-img{height:150px;overflow:hidden}
.case-small .case-img img{width:100%;height:100%;object-fit:cover;transition:transform .5s}
.case-small .case-body{padding:20px}
.case-small .case-body h4{font-size:17px;margin-bottom:6px;line-height:1.4}
.case-small .case-body p{font-size:14px;color:var(--color-text-secondary);margin-bottom:10px;line-height:1.6}
.case-small .case-body .case-source{margin-top:10px}

/* News */
.news-header{display:flex;align-items:flex-end;justify-content:space-between;margin-bottom:40px;flex-wrap:wrap;gap:12px}
.news-header h2{margin-bottom:0}
.news-link{font-size:14px;font-weight:500;color:var(--color-primary);display:inline-flex;align-items:center;gap:6px;transition:color .25s}
.news-link:hover{color:var(--color-accent)}
.news-link .arrow{transition:transform .25s;display:inline-block}
.news-link:hover .arrow{transform:translateX(4px)}
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.news-card{background:#fff;border:1px solid var(--color-border);border-radius:12px;padding:24px;display:flex;flex-direction:column;transition:transform .3s,box-shadow .3s}
.news-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md)}
.news-card .news-meta{display:flex;align-items:center;gap:10px;font-size:13px;color:var(--color-text-muted);margin-bottom:14px}
.news-card .news-category{font-size:10px;font-weight:600;letter-spacing:.06em;color:var(--color-primary);text-transform:uppercase;background:var(--color-bg);border:1px solid var(--color-border);padding:2px 8px;border-radius:4px}
.news-card h3{font-size:18px;line-height:1.4;margin-bottom:10px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;min-height:50px}
.news-card h3 a{color:var(--color-text);transition:color .25s}
.news-card h3 a:hover{color:var(--color-primary)}
.news-card .news-excerpt{font-size:14px;color:var(--color-text-secondary);line-height:1.65;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;margin-bottom:16px;flex:1}
.news-card .read-more{font-size:14px;font-weight:500;color:var(--color-primary);display:inline-flex;align-items:center;gap:6px;margin-top:auto;transition:color .25s}
.news-card .read-more:hover{color:var(--color-accent)}
.news-card .read-more .arrow{transition:transform .25s}
.news-card .read-more:hover .arrow{transform:translateX(4px)}
.news-empty{grid-column:1/-1;text-align:center;padding:64px 24px;background:var(--color-bg-gray);border-radius:var(--radius-lg);border:1px dashed var(--color-border)}
.news-empty .empty-icon{width:48px;height:48px;margin:0 auto 16px;border:2px solid var(--color-accent);border-radius:50%;position:relative}
.news-empty .empty-icon::before{content:"";position:absolute;top:12px;left:50%;transform:translateX(-50%);width:14px;height:18px;border:2px solid var(--color-accent);border-radius:3px;border-top:none}
.news-empty .empty-icon::after{content:"";position:absolute;top:22px;left:50%;transform:translateX(-50%);width:4px;height:4px;border-radius:50%;background:var(--color-accent)}
.news-empty p{font-size:16px;color:var(--color-text);font-weight:500}
.news-empty .empty-sub{font-size:14px;color:var(--color-text-muted);margin-top:6px}

/* FAQ */
.faq-wrap{display:grid;grid-template-columns:4fr 8fr;gap:56px;align-items-start}
.faq-left h2{margin-bottom:16px}
.faq-left p{font-size:15px;color:var(--color-text-secondary);line-height:1.7;margin-bottom:24px}
.faq-left .btn{margin-top:8px}
.faq-list{display:flex;flex-direction:column;gap:14px}
.faq-item{background:#fff;border:1px solid var(--color-border);border-radius:10px;overflow:hidden;transition:border-color .3s,box-shadow .3s}
.faq-item.active{border-color:var(--color-primary);box-shadow:var(--shadow-sm)}
.faq-question{display:flex;align-items:center;justify-content:space-between;width:100%;padding:20px 24px;text-align:left;font-size:15px;font-weight:500;color:var(--color-text);gap:16px;transition:color .3s}
.faq-item.active .faq-question{color:var(--color-primary)}
.faq-icon{flex-shrink:0;width:24px;height:24px;display:flex;align-items:center;justify-content:center;font-size:20px;color:var(--color-accent);transition:transform .3s;font-weight:300}
.faq-item.active .faq-icon{transform:rotate(45deg);color:var(--color-primary)}
.faq-answer{max-height:0;overflow:hidden;transition:max-height .35s ease;padding:0 24px}
.faq-item.active .faq-answer{max-height:300px;padding-bottom:20px}
.faq-answer p{font-size:14px;color:var(--color-text-secondary);line-height:1.7}

/* CTA */
.cta-section{background:var(--color-primary);color:#fff;padding:72px 0;position:relative;overflow:hidden}
.cta-section::before{content:"365";position:absolute;top:-30px;right:20px;font-family:var(--font-serif);font-size:180px;color:rgba(198,161,91,.06);font-weight:600;line-height:1}
.cta-inner{position:relative;z-index:2;text-align:center;max-width:640px;margin:0 auto}
.cta-inner h2{color:#fff;margin-bottom:16px}
.cta-inner p{font-size:16px;color:rgba(255,255,255,.7);margin-bottom:32px}
.cta-inner .btn{margin-right:8px}
.cta-note{font-size:13px;color:rgba(255,255,255,.6);margin-top:18px}

/* Footer */
.site-footer{background:var(--color-primary-dark);color:rgba(255,255,255,.7);padding:64px 0 28px}
.footer-grid{display:grid;grid-template-columns:3fr 2fr 2fr 3fr;gap:48px;margin-bottom:48px}
.footer-brand .logo-text{color:#fff;font-size:20px}
.footer-brand p{font-size:14px;line-height:1.7;color:rgba(255,255,255,.65);margin-top:16px;max-width:280px}
.footer-social{display:flex;gap:12px;margin-top:20px}
.footer-social a{width:36px;height:36px;border:1px solid rgba(255,255,255,.2);border-radius:50%;display:flex;align-items:center;justify-content:center;color:rgba(255,255,255,.6);font-size:14px;transition:border-color .3s,color .3s,background-color .3s}
.footer-social a:hover{border-color:var(--color-accent);color:var(--color-accent)}
.footer-col h4{font-size:15px;color:#fff;font-family:var(--font-sans);font-weight:600;margin-bottom:18px}
.footer-col ul{list-style:none}
.footer-col ul li{margin-bottom:10px}
.footer-col ul a{font-size:14px;color:rgba(255,255,255,.65);transition:color .25s}
.footer-col ul a:hover{color:var(--color-accent)}
.footer-contact{list-style:none}
.footer-contact li{display:flex;align-items:flex-start;gap:8px;margin-bottom:12px;font-size:14px;color:rgba(255,255,255,.65)}
.footer-contact svg{width:16px;height:16px;flex-shrink:0;margin-top:4px;color:var(--color-accent)}
.footer-bottom{border-top:1px solid rgba(255,255,255,.1);padding-top:28px;display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:12px;font-size:14px;color:rgba(255,255,255,.55)}
.footer-bottom .domain{font-family:var(--font-serif);letter-spacing:.03em}

/* Reveal */
.reveal{opacity:0;transform:translateY(28px);transition:opacity .7s ease,transform .7s ease}
.reveal.visible{opacity:1;transform:translateY(0)}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .reveal{opacity:1;transform:none;transition:none}
  .hero-content>*,.step-card,.case-card,.news-card{transition:none!important}
}

/* Responsive */
@media (max-width:1023px){
  .main-nav{display:none}
  .header-search{display:none}
  .nav-toggle{display:flex}
  .cases-grid{grid-template-columns:1fr}
  .case-side{grid-template-columns:1fr 1fr;grid-template-rows:none}
  .faq-wrap{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .news-grid{grid-template-columns:repeat(2,1fr)}
  .hero h1{font-size:38px}
}
@media (max-width:767px){
  .container{padding:0 16px}
  .section{padding:var(--space-section-mobile) 0}
  .header-inner{padding:0 16px;height:60px}
  .logo-text{font-size:18px}
  .logo-badge{width:32px;height:32px;font-size:15px}
  .header-cta{height:36px;padding:0 16px;font-size:13px}
  .mobile-nav{top:60px}
  .hero{padding:80px 0 60px}
  .hero h1{font-size:30px}
  .hero-sub{font-size:16px}
  .hero-ctas{flex-direction:column;gap:12px;align-items:stretch}
  .hero-ctas .btn{width:100%}
  .hero-trust{gap:14px;flex-direction:column;align-items:flex-start}
  .steps-grid{grid-template-columns:1fr;gap:16px}
  .case-side{grid-template-columns:1fr}
  .case-main .case-img{height:180px}
  .case-metrics{gap:20px}
  .news-grid{grid-template-columns:1fr}
  .news-header{flex-direction:column;align-items:flex-start}
  .footer-grid{grid-template-columns:1fr;gap:32px}
  .footer-bottom{flex-direction:column;text-align:center}
  .faq-question{padding:16px 20px;font-size:14px}
  .cta-inner .btn{display:block;width:100%;margin-bottom:12px}
  .cta-note{text-align:center}
}
@media (min-width:768px) and (max-width:1023px){
  .hero{padding:100px 0 70px}
}

/* roulang page: category1 */
:root {
  --primary: #1B4D3E;
  --primary-dark: #0E2E25;
  --accent: #C6A15B;
  --accent-light: #D8C39A;
  --bg-warm: #FAF9F6;
  --bg-gray: #F2F1EC;
  --text-dark: #22201C;
  --text-body: #3D3A34;
  --text-muted: #6C6861;
  --border: #E8E5DE;
  --border-light: #EDEAE3;
  --white: #FFFFFF;
  --radius-lg: 16px;
  --radius-md: 10px;
  --radius-sm: 6px;
  --shadow-sm: 0 2px 8px rgba(0,0,0,.04);
  --shadow-md: 0 8px 32px rgba(0,0,0,.08);
  --container: 1280px;
  --spacing-section: 96px;
  --font-serif: 'Noto Serif SC', 'Source Han Serif SC', 'Songti SC', serif;
  --font-sans: 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
}
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}
html {
  scroll-behavior: smooth;
}
body {
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.75;
  color: var(--text-body);
  background: var(--bg-warm);
  -webkit-font-smoothing: antialiased;
}
img {
  max-width: 100%;
  display: block;
}
a {
  color: var(--primary);
  text-decoration: none;
  transition: color .25s ease, border-color .25s ease, background-color .25s ease, box-shadow .25s ease, transform .25s ease;
}
button {
  font-family: var(--font-sans);
  cursor: pointer;
  border: none;
  background: none;
}
input {
  font-family: var(--font-sans);
}
.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}
.section {
  padding: var(--spacing-section) 0;
}
.section-head {
  text-align: center;
  max-width: 640px;
  margin: 0 auto 48px;
}
.section-overline {
  display: inline-block;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 2px;
  color: var(--accent);
  text-transform: uppercase;
  margin-bottom: 12px;
}
.section-head h2 {
  font-family: var(--font-serif);
  font-size: 34px;
  font-weight: 600;
  line-height: 1.3;
  color: var(--text-dark);
  margin-bottom: 16px;
}
.section-head p {
  font-size: 16px;
  color: var(--text-muted);
  line-height: 1.7;
}
@media (max-width: 768px) {
  .section { padding: 56px 0; }
  .section-head { margin-bottom: 32px; }
  .section-head h2 { font-size: 26px; }
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--white);
  border-bottom: 1px solid var(--border-light);
  box-shadow: 0 2px 16px rgba(0,0,0,.03);
  height: 72px;
}
.header-inner {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
  height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}
.logo-badge {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: var(--primary);
  color: var(--white);
  font-family: var(--font-serif);
  font-size: 14px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 2px solid var(--accent);
  letter-spacing: .5px;
}
.logo-text {
  font-family: var(--font-serif);
  font-size: 22px;
  font-weight: 600;
  color: var(--primary-dark);
  line-height: 1.2;
}
.main-nav {
  display: flex;
  align-items: center;
  gap: 32px;
}
.main-nav a {
  font-size: 15px;
  font-weight: 500;
  color: #55524C;
  position: relative;
  padding: 8px 0;
  line-height: 1.4;
}
.main-nav a::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
  height: 2px;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .3s ease;
}
.main-nav a:hover,
.main-nav a.active {
  color: var(--primary);
}
.main-nav a:hover::after,
.main-nav a.active::after {
  transform: scaleX(1);
}
.header-right {
  display: flex;
  align-items: center;
  gap: 16px;
}
.header-search {
  position: relative;
  width: 180px;
}
.header-search input {
  width: 100%;
  height: 40px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 0 38px 0 14px;
  font-size: 14px;
  color: var(--text-dark);
  background: var(--bg-warm);
  outline: none;
  transition: border-color .25s, box-shadow .25s;
}
.header-search input:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(27,77,62,.12);
}
.header-search svg {
  position: absolute;
  right: 12px;
  top: 50%;
  transform: translateY(-50%);
  width: 16px;
  height: 16px;
  color: var(--text-muted);
  pointer-events: none;
}
.header-cta {
  height: 40px;
  padding: 0 20px;
  border-radius: 4px;
  background: var(--primary);
  color: var(--white);
  font-size: 14px;
  font-weight: 500;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: all .25s ease;
}
.header-cta:hover {
  background: var(--primary-dark);
  transform: translateY(-1px);
  box-shadow: var(--shadow-sm);
}
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
  border-radius: 6px;
}
.nav-toggle span {
  width: 20px;
  height: 2px;
  background: var(--text-dark);
  border-radius: 2px;
  transition: transform .3s, opacity .3s;
}
.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);
}
@media (max-width: 1024px) {
  .main-nav {
    gap: 20px;
  }
  .header-search {
    width: 140px;
  }
}
@media (max-width: 767px) {
  .site-header { height: 60px; }
  .header-inner { height: 60px; padding: 0 16px; }
  .logo-text { font-size: 18px; }
  .logo-badge { width: 32px; height: 32px; font-size: 12px; }
  .main-nav {
    position: fixed;
    top: 60px;
    left: 0;
    right: 0;
    background: var(--white);
    flex-direction: column;
    padding: 24px 16px 32px;
    gap: 18px;
    border-bottom: 1px solid var(--border-light);
    box-shadow: var(--shadow-md);
    transform: translateY(-120%);
    transition: transform .35s ease;
    z-index: 99;
  }
  .main-nav.open {
    transform: translateY(0);
  }
  .main-nav a {
    font-size: 17px;
    padding: 8px 0;
  }
  .header-search {
    display: none;
  }
  .nav-toggle {
    display: flex;
  }
  .header-cta {
    height: 36px;
    padding: 0 14px;
    font-size: 13px;
  }
}

/* Breadcrumb */
.breadcrumb-bar {
  background: var(--bg-warm);
  border-bottom: 1px solid var(--border-light);
  padding: 12px 0;
}
.breadcrumb {
  font-size: 14px;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 6px;
}
.breadcrumb a {
  color: var(--text-muted);
}
.breadcrumb a:hover {
  color: var(--primary);
}
.breadcrumb .sep {
  color: #C9C4B9;
}
.breadcrumb .current {
  color: var(--text-dark);
  font-weight: 500;
}

/* Category Hero */
.category-hero {
  background: var(--bg-warm);
  padding: 72px 0 64px;
  border-bottom: 1px solid var(--border-light);
}
.category-hero-inner {
  display: grid;
  grid-template-columns: 7fr 5fr;
  gap: 56px;
  align-items: center;
}
.category-hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--white);
  border: 1px solid var(--accent);
  border-radius: 20px;
  padding: 6px 16px;
  font-size: 13px;
  font-weight: 600;
  color: var(--primary);
  margin-bottom: 20px;
  letter-spacing: 1px;
}
.category-hero h1 {
  font-family: var(--font-serif);
  font-size: 38px;
  font-weight: 600;
  line-height: 1.3;
  color: var(--text-dark);
  margin-bottom: 20px;
}
.category-hero h1 .accent-text {
  color: var(--primary);
}
.category-hero-desc {
  font-size: 16px;
  color: var(--text-muted);
  line-height: 1.8;
  margin-bottom: 32px;
  max-width: 520px;
}
.category-hero-stats {
  display: flex;
  gap: 36px;
  flex-wrap: wrap;
}
.hero-stat {
  text-align: left;
}
.hero-stat .num {
  font-family: var(--font-serif);
  font-size: 28px;
  font-weight: 700;
  color: var(--primary);
  line-height: 1.2;
  display: block;
}
.hero-stat .label {
  font-size: 13px;
  color: var(--text-muted);
  margin-top: 4px;
}
.category-hero-media {
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--accent);
  box-shadow: var(--shadow-md);
  position: relative;
}
.category-hero-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  min-height: 340px;
}
@media (max-width: 1024px) {
  .category-hero-inner {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  .category-hero-media img {
    min-height: 280px;
  }
}
@media (max-width: 767px) {
  .category-hero {
    padding: 48px 0 40px;
  }
  .category-hero h1 {
    font-size: 28px;
  }
  .category-hero-desc {
    font-size: 15px;
  }
  .category-hero-stats {
    gap: 20px;
  }
  .hero-stat .num {
    font-size: 22px;
  }
}

/* Topic Section */
.topic-section {
  padding: var(--spacing-section) 0;
  background: var(--white);
}
.topic-block {
  margin-bottom: 64px;
}
.topic-block:last-child {
  margin-bottom: 0;
}
.topic-title-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 28px;
  border-bottom: 1px solid var(--border);
  padding-bottom: 16px;
}
.topic-title-row h3 {
  font-family: var(--font-serif);
  font-size: 24px;
  font-weight: 600;
  color: var(--text-dark);
  display: flex;
  align-items: center;
  gap: 12px;
}
.topic-title-row h3 .topic-num {
  font-size: 20px;
  color: var(--accent);
  font-weight: 700;
}
.topic-more {
  font-size: 14px;
  font-weight: 500;
  color: var(--primary);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.topic-more:hover {
  color: var(--accent);
}
.topic-list {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}
.topic-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 20px;
  display: flex;
  gap: 20px;
  transition: transform .3s ease, box-shadow .3s ease, border-color .3s ease;
}
.topic-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: var(--accent);
}
.topic-card img {
  width: 140px;
  height: 100px;
  object-fit: cover;
  border-radius: 8px;
  flex-shrink: 0;
}
.topic-card-body {
  display: flex;
  flex-direction: column;
  justify-content: center;
  min-width: 0;
}
.topic-card-body h4 {
  font-size: 17px;
  font-weight: 600;
  color: var(--text-dark);
  margin-bottom: 8px;
  line-height: 1.4;
  transition: color .25s;
}
.topic-card:hover .topic-card-body h4 {
  color: var(--primary);
}
.topic-card-body p {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.7;
  margin-bottom: 10px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.topic-meta {
  font-size: 13px;
  color: var(--accent);
  font-weight: 500;
}
@media (max-width: 1024px) {
  .topic-list {
    grid-template-columns: 1fr;
  }
}
@media (max-width: 767px) {
  .topic-title-row {
    flex-direction: column;
    align-items: flex-start;
    gap: 10px;
  }
  .topic-card {
    flex-direction: column;
    padding: 16px;
  }
  .topic-card img {
    width: 100%;
    height: 160px;
  }
}

/* Advantage Section */
.advantage-section {
  padding: var(--spacing-section) 0;
  background: var(--bg-gray);
}
.advantage-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.advantage-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 32px 24px;
  text-align: center;
  transition: transform .3s, box-shadow .3s;
}
.advantage-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}
.advantage-icon {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: rgba(27,77,62,.08);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
  font-size: 24px;
  transition: background .3s, color .3s;
}
.advantage-card:hover .advantage-icon {
  background: var(--primary);
  color: var(--white);
}
.advantage-card h3 {
  font-size: 18px;
  font-weight: 600;
  color: var(--text-dark);
  margin-bottom: 12px;
  line-height: 1.4;
}
.advantage-card p {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.7;
}
@media (max-width: 1024px) {
  .advantage-grid {
    grid-template-columns: 1fr 1fr;
  }
}
@media (max-width: 767px) {
  .advantage-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }
}

/* Scenario Section */
.scenario-section {
  padding: var(--spacing-section) 0;
  background: var(--white);
}
.scenario-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: center;
}
.scenario-media {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
}
.scenario-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  min-height: 360px;
}
.scenario-content h2 {
  font-family: var(--font-serif);
  font-size: 30px;
  font-weight: 600;
  color: var(--text-dark);
  line-height: 1.35;
  margin-bottom: 20px;
}
.scenario-content > p {
  font-size: 15px;
  color: var(--text-muted);
  line-height: 1.8;
  margin-bottom: 32px;
}
.scenario-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 20px;
}
.scenario-list li {
  display: flex;
  gap: 14px;
  align-items: flex-start;
}
.scenario-check {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--primary);
  color: var(--white);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  margin-top: 3px;
  font-size: 12px;
}
.scenario-list h4 {
  font-size: 16px;
  font-weight: 600;
  color: var(--text-dark);
  margin-bottom: 4px;
}
.scenario-list p {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.6;
}
@media (max-width: 1024px) {
  .scenario-inner {
    grid-template-columns: 1fr;
    gap: 32px;
  }
}

/* Process Section */
.process-section {
  padding: var(--spacing-section) 0;
  background: var(--bg-warm);
}
.process-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.process-step {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 32px 24px;
  position: relative;
  transition: transform .3s, box-shadow .3s;
}
.process-step:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}
.process-num {
  font-family: var(--font-serif);
  font-size: 52px;
  font-weight: 700;
  color: var(--accent-light);
  line-height: 1;
  margin-bottom: 16px;
  transition: color .3s;
}
.process-step:hover .process-num {
  color: var(--primary);
}
.process-step h3 {
  font-size: 17px;
  font-weight: 600;
  color: var(--text-dark);
  margin-bottom: 10px;
}
.process-step p {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.6;
}
@media (max-width: 1024px) {
  .process-steps {
    grid-template-columns: 1fr 1fr;
  }
}
@media (max-width: 767px) {
  .process-steps {
    grid-template-columns: 1fr;
  }
}

/* FAQ Section */
.faq-section {
  padding: var(--spacing-section) 0;
  background: var(--white);
}
.faq-inner {
  display: grid;
  grid-template-columns: 4fr 8fr;
  gap: 48px;
}
.faq-left h2 {
  font-family: var(--font-serif);
  font-size: 30px;
  font-weight: 600;
  color: var(--text-dark);
  line-height: 1.35;
  margin-bottom: 16px;
}
.faq-left > p {
  font-size: 15px;
  color: var(--text-muted);
  line-height: 1.7;
  margin-bottom: 24px;
}
.faq-left .faq-contact-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-weight: 500;
  color: var(--primary);
}
.faq-left .faq-contact-link:hover {
  color: var(--accent);
}
.faq-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.faq-item {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  transition: border-color .3s;
  overflow: hidden;
}
.faq-item.active {
  border-color: var(--primary);
}
.faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 24px;
  font-size: 16px;
  font-weight: 500;
  color: var(--text-dark);
  cursor: pointer;
  width: 100%;
  text-align: left;
  gap: 16px;
  transition: color .25s;
}
.faq-question:hover {
  color: var(--primary);
}
.faq-icon {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  font-weight: 300;
  color: var(--text-muted);
  flex-shrink: 0;
  transition: transform .3s, background .3s, color .3s, border-color .3s;
}
.faq-item.active .faq-icon {
  transform: rotate(45deg);
  background: var(--primary);
  color: var(--white);
  border-color: var(--primary);
}
.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height .3s ease;
}
.faq-answer-inner {
  padding: 0 24px 20px;
  font-size: 14px;
  color: #55524C;
  line-height: 1.7;
}
@media (max-width: 1024px) {
  .faq-inner {
    grid-template-columns: 1fr;
    gap: 32px;
  }
}

/* CTA Section */
.cta-section {
  padding: 72px 0;
  background: var(--primary);
  position: relative;
  overflow: hidden;
}
.cta-section::before {
  content: '365';
  position: absolute;
  right: 40px;
  top: 50%;
  transform: translateY(-50%);
  font-family: var(--font-serif);
  font-size: 180px;
  font-weight: 700;
  color: rgba(255,255,255,.05);
  line-height: 1;
  pointer-events: none;
}
.cta-inner {
  position: relative;
  max-width: 720px;
  text-align: center;
  margin: 0 auto;
  padding: 0 24px;
}
.cta-inner h2 {
  font-family: var(--font-serif);
  font-size: 32px;
  font-weight: 600;
  color: var(--white);
  margin-bottom: 16px;
  line-height: 1.35;
}
.cta-inner p {
  font-size: 16px;
  color: rgba(255,255,255,.75);
  margin-bottom: 32px;
  line-height: 1.7;
}
.cta-buttons {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}
.btn-accent {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 48px;
  padding: 0 32px;
  border-radius: var(--radius-sm);
  background: var(--accent);
  color: var(--text-dark);
  font-size: 15px;
  font-weight: 500;
  transition: all .25s ease;
}
.btn-accent:hover {
  background: var(--primary-dark);
  color: var(--white);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(0,0,0,.2);
}
.btn-outline-white {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 48px;
  padding: 0 32px;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(255,255,255,.6);
  color: var(--white);
  font-size: 15px;
  font-weight: 500;
  transition: all .25s ease;
}
.btn-outline-white:hover {
  background: var(--white);
  color: var(--primary);
  transform: translateY(-2px);
}
.cta-note {
  margin-top: 16px;
  font-size: 13px;
  color: rgba(255,255,255,.6);
}
@media (max-width: 767px) {
  .cta-section { padding: 56px 0; }
  .cta-inner h2 { font-size: 26px; }
}

/* Footer */
.site-footer {
  background: var(--primary-dark);
  color: rgba(255,255,255,.7);
  padding: 64px 0 32px;
  font-size: 14px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 48px;
  margin-bottom: 48px;
}
.footer-brand .logo {
  margin-bottom: 16px;
}
.footer-brand .logo .logo-text {
  color: var(--white);
}
.footer-brand p {
  font-size: 14px;
  line-height: 1.7;
  color: rgba(255,255,255,.6);
  margin-bottom: 20px;
  max-width: 300px;
}
.footer-social {
  display: flex;
  gap: 12px;
}
.footer-social a {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: 1px solid rgba(255,255,255,.2);
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255,255,255,.7);
  transition: all .25s;
}
.footer-social a:hover {
  border-color: var(--accent);
  color: var(--accent);
  transform: translateY(-2px);
}
.footer-col h4 {
  font-size: 15px;
  font-weight: 600;
  color: var(--white);
  margin-bottom: 20px;
}
.footer-col ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.footer-col a {
  color: rgba(255,255,255,.6);
  font-size: 14px;
  transition: color .25s;
}
.footer-col a:hover {
  color: var(--accent);
}
.footer-contact li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  line-height: 1.6;
  font-size: 14px;
  color: rgba(255,255,255,.6);
}
.footer-contact svg {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
  margin-top: 3px;
  color: var(--accent);
}
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,.1);
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  font-size: 13px;
  color: rgba(255,255,255,.5);
}
@media (max-width: 1024px) {
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 32px;
  }
}
@media (max-width: 767px) {
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }
}

/* Animations */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity .6s ease, transform .6s ease;
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}
@media (prefers-reduced-motion: reduce) {
  * {
    animation: none !important;
    transition-duration: .01ms !important;
    scroll-behavior: auto !important;
  }
  .reveal {
    opacity: 1;
    transform: none;
  }
}

/* roulang page: article */
:root{
  --color-primary:#1B4D3E;
  --color-primary-dark:#0E2E25;
  --color-primary-light:rgba(27,77,62,.08);
  --color-accent:#C6A15B;
  --color-accent-light:rgba(198,161,91,.18);
  --color-bg:#FAF9F6;
  --color-bg-light:#F2F1EC;
  --color-white:#FFFFFF;
  --color-text:#22201C;
  --color-text-body:rgba(34,32,28,.88);
  --color-text-strong:#1B4D3E;
  --color-text-light:#6C6861;
  --color-border:#E8E5DE;
  --color-border-light:#EDEAE3;
  --font-serif:'Noto Serif SC','Source Han Serif SC',Georgia,'Times New Roman',serif;
  --font-sans:'Noto Sans SC','PingFang SC','Microsoft YaHei','Helvetica Neue',Arial,sans-serif;
  --radius-lg:16px;
  --radius-md:10px;
  --radius-sm:6px;
  --shadow-sm:0 2px 8px rgba(0,0,0,.04);
  --shadow-md:0 8px 32px rgba(0,0,0,.08);
  --container-width:1280px;
  --content-width:820px;
  --section-gap:96px;
  --transition-fast:.2s ease;
  --transition-base:.35s ease;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:var(--font-sans);
  font-size:16px;
  line-height:1.75;
  color:var(--color-text);
  background-color:var(--color-bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block}
a{color:var(--color-primary);text-decoration:none;transition:color var(--transition-fast)}
a:hover{color:var(--color-accent)}
button{font-family:inherit;cursor:pointer}
input,textarea{font-family:inherit}
a:focus-visible,button:focus-visible,input:focus-visible{outline:2px solid var(--color-accent);outline-offset:2px}
.container{max-width:var(--container-width);margin:0 auto;padding-left:24px;padding-right:24px}
.site-header{
  position:sticky;top:0;z-index:100;
  background:var(--color-white);
  border-bottom:1px solid var(--color-border-light);
  box-shadow:0 2px 16px rgba(0,0,0,.03);
  height:72px;
}
.header-inner{
  max-width:var(--container-width);
  margin:0 auto;padding:0 24px;
  height:72px;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
}
.logo{display:flex;align-items:center;gap:10px;flex-shrink:0}
.logo-badge{
  width:38px;height:38px;
  background:var(--color-primary);
  color:var(--color-white);
  border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  font-family:var(--font-serif);
  font-size:14px;font-weight:700;letter-spacing:1px;
}
.logo-text{
  font-family:var(--font-serif);
  font-size:22px;font-weight:600;
  color:var(--color-primary-dark);
  letter-spacing:.5px;white-space:nowrap;
}
.main-nav{display:flex;align-items:center;gap:4px}
.main-nav a{
  padding:8px 16px;
  font-size:15px;font-weight:500;
  color:var(--color-text-light);
  border-radius:var(--radius-sm);
  position:relative;
  transition:color var(--transition-fast),background-color var(--transition-fast);
}
.main-nav a::after{
  content:'';position:absolute;left:16px;right:16px;bottom:2px;
  height:2px;background:var(--color-accent);
  transform:scaleX(0);transform-origin:left;
  transition:transform var(--transition-base);
}
.main-nav a:hover{color:var(--color-primary)}
.main-nav a:hover::after{transform:scaleX(1)}
.main-nav a.active{color:var(--color-primary);font-weight:600}
.main-nav a.active::after{transform:scaleX(1)}
.header-right{display:flex;align-items:center;gap:12px}
.header-search{position:relative;width:180px}
.header-search input{
  width:100%;height:40px;
  padding:0 38px 0 14px;
  border:1px solid var(--color-border);
  border-radius:var(--radius-sm);
  background:var(--color-bg);
  font-size:14px;color:var(--color-text);
  outline:none;
  transition:border-color var(--transition-fast),box-shadow var(--transition-fast);
}
.header-search input:focus{border-color:var(--color-primary);box-shadow:0 0 0 3px rgba(27,77,62,.12)}
.header-search svg{
  position:absolute;right:12px;top:50%;transform:translateY(-50%);
  width:16px;height:16px;color:var(--color-text-light);pointer-events:none;
}
.header-cta{
  height:40px;padding:0 20px;
  font-size:14px;font-weight:500;
  border-radius:var(--radius-sm);
  display:inline-flex;align-items:center;justify-content:center;
  background:var(--color-primary);color:var(--color-white);border:none;
  transition:background-color var(--transition-fast),transform var(--transition-fast),box-shadow var(--transition-fast);
}
.header-cta:hover{background:var(--color-primary-dark);color:var(--color-white);transform:translateY(-2px);box-shadow:var(--shadow-sm)}
.nav-toggle{
  display:none;flex-direction:column;justify-content:center;gap:5px;
  width:42px;height:42px;background:none;border:none;padding:10px;
}
.nav-toggle span{display:block;height:2px;background:var(--color-text);border-radius:2px;transition:transform var(--transition-base),opacity var(--transition-base)}
.breadcrumb-wrap{background:var(--color-bg-light);border-bottom:1px solid var(--color-border-light);padding:14px 0}
.breadcrumb{
  max-width:var(--container-width);margin:0 auto;padding:0 24px;
  display:flex;align-items:center;gap:8px;
  font-size:13px;color:var(--color-text-light);
}
.breadcrumb a{color:var(--color-text-light);text-decoration:none;transition:color var(--transition-fast)}
.breadcrumb a:hover{color:var(--color-primary)}
.breadcrumb .sep{color:var(--color-border)}
.breadcrumb .current{color:var(--color-text);font-weight:500;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;max-width:340px}
.article-wrapper{max-width:var(--content-width);margin:0 auto;padding:56px 24px 0}
.article-header{margin-bottom:40px}
.article-category-label{
  display:inline-block;
  font-size:12px;font-weight:600;letter-spacing:1px;
  color:var(--color-primary);
  background:var(--color-accent-light);
  border:1px solid rgba(198,161,91,.45);
  border-radius:4px;padding:3px 10px;margin-bottom:16px;
  text-transform:uppercase;
}
.article-header h1{
  font-family:var(--font-serif);
  font-size:36px;font-weight:600;line-height:1.3;
  color:var(--color-text);
  margin-bottom:20px;letter-spacing:.02em;
}
.article-meta{
  display:flex;align-items:center;gap:12px;
  font-size:13px;color:var(--color-text-light);margin-bottom:28px;flex-wrap:wrap;
}
.article-meta .meta-item{display:flex;align-items:center;gap:6px}
.article-meta .meta-item svg{width:14px;height:14px}
.article-meta .sep{color:var(--color-border)}
.article-cover{
  border-radius:var(--radius-lg);overflow:hidden;
  border:1px solid var(--color-border);
  box-shadow:var(--shadow-sm);margin-bottom:40px;
}
.article-cover img{width:100%;aspect-ratio:16/9;object-fit:cover}
.article-content-body{font-size:17px;line-height:1.9;color:var(--color-text-body)}
.article-content-body p{margin-bottom:28px}
.article-content-body h2,.article-content-body h3{font-family:var(--font-serif);color:var(--color-text);margin-top:40px;margin-bottom:16px;line-height:1.4}
.article-content-body h2{
  font-size:24px;font-weight:600;
  padding-left:16px;border-left:3px solid var(--color-accent);
  color:var(--color-primary);
}
.article-content-body h3{font-size:20px;font-weight:600}
.article-content-body blockquote{
  border-left:4px solid var(--color-accent);
  background:var(--color-bg-light);
  padding:20px 24px;
  font-style:italic;font-family:var(--font-serif);
  color:var(--color-text-light);
  border-radius:0 var(--radius-md) var(--radius-md) 0;
  margin:32px 0;
}
.article-content-body ul{margin:24px 0 28px;padding-left:0;list-style:none}
.article-content-body ul li{position:relative;padding-left:24px;margin-bottom:12px}
.article-content-body ul li::before{
  content:'';position:absolute;left:4px;top:10px;
  width:8px;height:8px;border-radius:50%;background:var(--color-primary);
}
.article-content-body ol{margin:24px 0 28px;padding-left:24px}
.article-content-body ol li{margin-bottom:12px}
.article-content-body img{border-radius:var(--radius-md);margin:32px 0}
.article-content-body table{width:100%;border-collapse:collapse;margin:32px 0;font-size:15px}
.article-content-body th{background:var(--color-primary);color:var(--color-white);text-align:left;padding:12px 16px;font-weight:500}
.article-content-body td{border:1px solid var(--color-border);padding:12px 16px}
.article-content-body tr:nth-child(even) td{background:var(--color-bg-light)}
.article-content-body a{color:var(--color-primary);text-decoration:underline;text-underline-offset:3px}
.article-content-body a:hover{color:var(--color-accent)}
.article-cta{
  margin:48px 0;
  background:var(--color-white);
  border:1px solid rgba(198,161,91,.5);
  border-radius:var(--radius-lg);
  padding:28px 32px;
  display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap;
  box-shadow:var(--shadow-sm);
}
.article-cta-info{flex:1;min-width:200px}
.article-cta h3{font-family:var(--font-serif);font-size:20px;font-weight:600;color:var(--color-text);margin-bottom:6px}
.article-cta p{font-size:14px;color:var(--color-text-light);line-height:1.6}
.article-cta-actions{display:flex;gap:12px;flex-shrink:0}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 28px;
  border-radius:var(--radius-sm);
  font-size:15px;font-weight:500;border:none;
  transition:background-color var(--transition-fast),color var(--transition-fast),transform var(--transition-fast),box-shadow var(--transition-fast),border-color var(--transition-fast);
}
.btn:hover{transform:translateY(-2px)}
.btn-primary{background:var(--color-primary);color:var(--color-white)}
.btn-primary:hover{background:var(--color-primary-dark);color:var(--color-white);box-shadow:var(--shadow-sm)}
.btn-accent{background:var(--color-accent);color:var(--color-text)}
.btn-accent:hover{background:var(--color-primary);color:var(--color-white);box-shadow:var(--shadow-sm)}
.btn-outline{background:transparent;border:1px solid var(--color-primary);color:var(--color-primary)}
.btn-outline:hover{background:var(--color-primary);color:var(--color-white);border-color:var(--color-primary)}
.btn-outline-light{background:transparent;border:1px solid rgba(255,255,255,.7);color:var(--color-white)}
.btn-outline-light:hover{background:var(--color-white);color:var(--color-primary);border-color:var(--color-white)}
.related-section{margin-top:64px;padding-top:48px;border-top:1px solid var(--color-border)}
.related-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:28px}
.related-header h2{font-family:var(--font-serif);font-size:24px;font-weight:600;color:var(--color-text)}
.related-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.related-card{
  background:var(--color-white);
  border:1px solid var(--color-border);
  border-radius:var(--radius-md);
  padding:20px;
  display:block;
  transition:transform var(--transition-base),box-shadow var(--transition-base),border-color var(--transition-base);
}
.related-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:rgba(198,161,91,.4)}
.related-card .related-cat{font-size:11px;font-weight:600;letter-spacing:1px;color:var(--color-primary);text-transform:uppercase;margin-bottom:8px}
.related-card h3{
  font-family:var(--font-serif);
  font-size:16px;font-weight:600;line-height:1.45;
  color:var(--color-text);margin-bottom:8px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
  transition:color var(--transition-fast);
}
.related-card:hover h3{color:var(--color-primary)}
.related-card p{
  font-size:13px;color:var(--color-text-light);line-height:1.65;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
  margin-bottom:12px;
}
.related-card .related-meta{font-size:12px;color:var(--color-text-light)}
.related-card .rs-link{font-size:13px;font-weight:500;color:var(--color-primary);display:inline-flex;align-items:center;gap:4px;transition:color var(--transition-fast)}
.related-card .rs-link:hover{color:var(--color-accent)}
.back-link{text-align:center;margin-top:48px;margin-bottom:24px}
.back-link a{display:inline-flex;align-items:center;gap:8px;font-size:15px;font-weight:500;color:var(--color-primary);transition:color var(--transition-fast)}
.back-link a:hover{color:var(--color-accent)}
.article-not-found{text-align:center;padding:80px 24px;background:var(--color-bg-light);border-radius:var(--radius-lg);margin:40px 0}
.article-not-found h2{font-family:var(--font-serif);font-size:28px;color:var(--color-text);margin-bottom:12px}
.article-not-found p{font-size:16px;color:var(--color-text-light);margin-bottom:24px}
.site-footer{
  margin-top:96px;
  background:var(--color-primary-dark);
  color:rgba(255,255,255,.7);
  padding-top:64px;
}
.footer-grid{
  max-width:var(--container-width);margin:0 auto;
  padding:0 24px 48px;
  display:grid;grid-template-columns:2fr 1fr 1fr 1.4fr;gap:48px;
}
.footer-brand .logo{margin-bottom:16px}
.footer-brand .logo .logo-badge{background:var(--color-accent);color:var(--color-primary-dark)}
.footer-brand .logo .logo-text{color:var(--color-white)}
.footer-brand p{font-size:14px;line-height:1.75;color:rgba(255,255,255,.6);margin-bottom:20px;max-width:300px}
.footer-social{display:flex;gap:12px}
.footer-social a{
  width:36px;height:36px;border-radius:50%;
  border:1px solid rgba(255,255,255,.2);
  display:flex;align-items:center;justify-content:center;
  color:rgba(255,255,255,.7);
  transition:background-color var(--transition-fast),color var(--transition-fast),border-color var(--transition-fast);
}
.footer-social a:hover{background:var(--color-accent);color:var(--color-primary-dark);border-color:var(--color-accent)}
.footer-col h4{font-family:var(--font-serif);font-size:17px;font-weight:600;color:var(--color-white);margin-bottom:20px}
.footer-col ul{list-style:none}
.footer-col ul li{margin-bottom:12px}
.footer-col ul li a{font-size:14px;color:rgba(255,255,255,.6);transition:color var(--transition-fast)}
.footer-col ul li a:hover{color:var(--color-accent)}
.footer-contact li{display:flex;align-items:center;gap:10px;font-size:14px;color:rgba(255,255,255,.6)}
.footer-contact li svg{width:16px;height:16px;flex-shrink:0;color:var(--color-accent)}
.footer-bottom{
  max-width:var(--container-width);margin:0 auto;
  padding:24px;
  border-top:1px solid rgba(255,255,255,.1);
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  font-size:13px;color:rgba(255,255,255,.45);
}
.footer-bottom .domain{font-family:var(--font-serif);letter-spacing:.5px}
.mobile-drawer{display:none}
@media(max-width:1024px){
  .main-nav a{padding:8px 12px;font-size:14px}
  .header-search{width:150px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
}
@media(max-width:768px){
  .site-header,.header-inner{height:60px}
  .main-nav{display:none}
  .header-search{display:none}
  .header-cta{height:36px;padding:0 16px;font-size:13px}
  .nav-toggle{display:flex}
  .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)}
  .article-wrapper{padding:40px 16px 0}
  .article-header h1{font-size:26px}
  .article-content-body{font-size:16px}
  .related-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column;text-align:center}
  .breadcrumb-wrap{overflow-x:auto}
  .breadcrumb{flex-wrap:nowrap;white-space:nowrap;font-size:12px}
  .breadcrumb .current{max-width:180px}
  .article-cta{flex-direction:column;align-items:flex-start}
  .article-cta-actions{width:100%}
  .article-cta-actions .btn{flex:1}
  .mobile-drawer{
    display:flex;flex-direction:column;
    position:fixed;top:60px;left:0;right:0;bottom:0;
    background:var(--color-bg);
    z-index:99;padding:32px 24px;gap:4px;
    opacity:0;visibility:hidden;transform:translateY(-16px);
    transition:opacity var(--transition-base),transform var(--transition-base),visibility var(--transition-base);
  }
  .mobile-drawer.open{opacity:1;visibility:visible;transform:translateY(0)}
  .mobile-drawer a{
    font-family:var(--font-serif);
    font-size:22px;font-weight:600;
    color:var(--color-text);
    padding:16px 8px;
    border-bottom:1px solid var(--color-border);
  }
  .mobile-drawer a:hover,.mobile-drawer a.active{color:var(--color-primary)}
  .mobile-search{margin-top:16px;position:relative}
  .mobile-search input{
    width:100%;height:44px;
    border:1px solid var(--color-border);
    border-radius:var(--radius-sm);
    padding:0 40px 0 16px;font-size:15px;outline:none;
  }
  .mobile-search svg{
    position:absolute;right:14px;top:50%;transform:translateY(-50%);
    width:18px;height:18px;color:var(--color-text-light);
  }
}
@media(prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.01ms!important;transition-duration:.01ms!important}
  html{scroll-behavior:auto}
}

/* roulang page: category2 */
:root{
  --primary:#1B4D3E;
  --primary-dark:#0E2E25;
  --accent:#C6A15B;
  --accent-light:#D8C39A;
  --bg-warm:#FAF9F6;
  --bg-gray:#F2F1EC;
  --text-main:#22201C;
  --text-body:#55524C;
  --text-light:#6C6861;
  --border:#E8E5DE;
  --white:#FFFFFF;
  --radius-lg:16px;
  --radius-md:10px;
  --radius-sm:6px;
  --shadow-sm:0 2px 8px rgba(0,0,0,.04);
  --shadow-md:0 8px 32px rgba(0,0,0,.08);
  --container:1280px;
  --space-section:96px;
  --space-section-mobile:56px;
  --font-serif:"Noto Serif SC","Source Han Serif SC","Songti SC",Georgia,serif;
  --font-sans:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  --transition:all .3s ease;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0;}
html{scroll-behavior:smooth;}
body{
  font-family:var(--font-sans);
  font-size:16px;
  line-height:1.75;
  color:var(--text-main);
  background:var(--bg-warm);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:var(--primary);text-decoration:none;transition:var(--transition);}
a:hover{color:var(--accent);}
button{font-family:inherit;cursor:pointer;border:none;background:none;}
input,textarea{font-family:inherit;}

.container{max-width:var(--container);margin:0 auto;padding:0 24px;}
.section{padding:var(--space-section) 0;}
.section-sm{padding:48px 0;}
.text-center{text-align:center;}

h1,h2,h3,h4,h5{font-family:var(--font-serif);font-weight:600;line-height:1.3;color:var(--text-main);}

/* 按钮 */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  height:48px;
  padding:0 32px;
  border-radius:var(--radius-sm);
  font-size:15px;
  font-weight:500;
  letter-spacing:.02em;
  transition:var(--transition);
  cursor:pointer;
  white-space:nowrap;
}
.btn-primary{background:var(--primary);color:var(--white);}
.btn-primary:hover{background:var(--primary-dark);color:var(--white);transform:translateY(-2px);box-shadow:var(--shadow-md);}
.btn-accent{background:var(--accent);color:#1a1a1a;}
.btn-accent:hover{background:var(--primary);color:var(--white);transform:translateY(-2px);box-shadow:var(--shadow-md);}
.btn-outline{background:transparent;border:1px solid var(--primary);color:var(--primary);}
.btn-outline:hover{background:var(--primary);color:var(--white);transform:translateY(-2px);}
.btn-outline-light{background:transparent;border:1px solid rgba(255,255,255,.8);color:var(--white);}
.btn-outline-light:hover{background:var(--white);color:var(--primary);color:var(--primary-dark);transform:translateY(-2px);}
.btn-lg{height:52px;padding:0 40px;font-size:16px;}
.btn-sm{height:38px;padding:0 20px;font-size:14px;}

/* 徽章 */
.badge{
  display:inline-flex;
  align-items:center;
  height:24px;
  padding:0 10px;
  border:1px solid var(--accent);
  border-radius:4px;
  font-size:11px;
  font-weight:600;
  letter-spacing:.04em;
  color:var(--primary);
  background:rgba(198,161,91,.08);
  text-transform:uppercase;
}

/* 标签 */
.tag{
  display:inline-block;
  padding:4px 12px;
  border-radius:999px;
  font-size:12px;
  font-weight:500;
  background:var(--bg-gray);
  color:var(--text-body);
  border:1px solid var(--border);
  transition:var(--transition);
}
.tag:hover{border-color:var(--accent);color:var(--primary);}

/* Header */
.site-header{
  position:sticky;
  top:0;
  z-index:100;
  background:var(--white);
  border-bottom:1px solid var(--border);
  box-shadow:0 2px 16px rgba(0,0,0,.04);
}
.header-inner{
  max-width:var(--container);
  margin:0 auto;
  padding:0 24px;
  height:72px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:24px;
}
.logo{
  display:flex;
  align-items:center;
  gap:10px;
  flex-shrink:0;
}
.logo-badge{
  width:36px;
  height:36px;
  border-radius:50%;
  background:var(--primary);
  color:var(--white);
  font-family:var(--font-serif);
  font-size:14px;
  font-weight:600;
  display:flex;
  align-items:center;
  justify-content:center;
  letter-spacing:.02em;
  border:2px solid var(--accent);
}
.logo-text{
  font-family:var(--font-serif);
  font-size:22px;
  font-weight:600;
  color:var(--primary-dark);
  letter-spacing:.01em;
}
.main-nav{
  display:flex;
  align-items:center;
  gap:8px;
}
.main-nav a{
  padding:8px 14px;
  font-size:15px;
  font-weight:500;
  color:var(--text-body);
  border-radius:4px;
  position:relative;
  transition:var(--transition);
}
.main-nav a::after{
  content:'';
  position:absolute;
  left:14px;
  right:14px;
  bottom:2px;
  height:2px;
  background:var(--accent);
  transform:scaleX(0);
  transform-origin:center;
  transition:transform .3s ease;
}
.main-nav a:hover{color:var(--primary);background:rgba(27,77,62,.03);}
.main-nav a:hover::after{transform:scaleX(1);}
.main-nav a.active{
  color:var(--primary);
  font-weight:600;
  background:rgba(27,77,62,.05);
}
.main-nav a.active::after{transform:scaleX(1);}
.header-right{
  display:flex;
  align-items:center;
  gap:16px;
  flex-shrink:0;
}
.header-search{
  position:relative;
  width:180px;
}
.header-search input{
  width:100%;
  height:40px;
  border:1px solid var(--border);
  border-radius:6px;
  padding:0 36px 0 14px;
  font-size:13px;
  background:var(--bg-warm);
  color:var(--text-main);
  transition:var(--transition);
  outline:none;
}
.header-search input:focus{
  border-color:var(--primary);
  background:var(--white);
  box-shadow:0 0 0 3px rgba(27,77,62,.08);
}
.header-search svg{
  position:absolute;
  right:12px;
  top:50%;
  transform:translateY(-50%);
  width:16px;
  height:16px;
  color:var(--text-light);
  pointer-events:none;
}
.header-cta{height:40px;padding:0 22px;font-size:14px;}
.nav-toggle{
  display:none;
  flex-direction:column;
  justify-content:center;
  align-items:center;
  gap:5px;
  width:42px;
  height:42px;
  border-radius:6px;
  transition:var(--transition);
  background:var(--bg-warm);
}
.nav-toggle span{
  display:block;
  width:20px;
  height:2px;
  background:var(--text-main);
  border-radius:2px;
  transition:var(--transition);
}
.nav-toggle:hover{background:var(--bg-gray);}

/* 面包屑 */
.breadcrumb{
  background:var(--bg-warm);
  border-bottom:1px solid var(--border);
  padding:14px 0;
  font-size:13px;
  color:var(--text-light);
}
.breadcrumb .container{
  display:flex;
  align-items:center;
  gap:8px;
  flex-wrap:wrap;
}
.breadcrumb a{color:var(--text-light);}
.breadcrumb a:hover{color:var(--primary);}
.breadcrumb .sep{color:var(--border);}
.breadcrumb .current{color:var(--text-main);font-weight:500;}

/* Page Hero */
.page-hero{
  background:var(--bg-warm);
  padding:72px 0 64px;
  border-bottom:1px solid var(--border);
  position:relative;
}
.page-hero .container{
  display:grid;
  grid-template-columns:7fr 5fr;
  gap:64px;
  align-items:center;
}
.page-hero-content h1{
  font-size:38px;
  line-height:1.25;
  margin-bottom:20px;
  letter-spacing:.01em;
}
.page-hero-content h1 em{
  font-style:normal;
  color:var(--primary);
  position:relative;
}
.page-hero-content h1 em::after{
  content:'';
  position:absolute;
  left:0;
  bottom:4px;
  width:100%;
  height:6px;
  background:rgba(198,161,91,.25);
  z-index:-1;
}
.page-hero-content p.intro{
  font-size:16px;
  line-height:1.8;
  color:var(--text-body);
  margin-bottom:24px;
}
.page-hero-meta{
  display:flex;
  gap:16px;
  flex-wrap:wrap;
  margin-bottom:28px;
}
.page-hero-meta .meta-item{
  display:flex;
  align-items:center;
  gap:6px;
  font-size:13px;
  color:var(--text-light);
}
.page-hero-meta .meta-dot{
  width:6px;
  height:6px;
  border-radius:50%;
  background:var(--accent);
}
.page-hero-cta{
  display:flex;
  gap:16px;
  flex-wrap:wrap;
}
.page-hero-image{
  position:relative;
  border-radius:var(--radius-lg);
  overflow:hidden;
  box-shadow:var(--shadow-md);
  border:1px solid var(--accent);
}
.page-hero-image img{
  width:100%;
  height:360px;
  object-fit:cover;
  transition:transform .5s ease;
}
.page-hero-image:hover img{transform:scale(1.03);}
.page-hero-image::after{
  content:'';
  position:absolute;
  inset:0;
  background:linear-gradient(to top,rgba(14,46,37,.3) 0%,transparent 40%);
  pointer-events:none;
}
.page-hero-image .image-caption{
  position:absolute;
  left:20px;
  bottom:16px;
  color:var(--white);
  font-size:13px;
  background:rgba(14,46,37,.7);
  padding:4px 12px;
  border-radius:999px;
  backdrop-filter:blur(4px);
  z-index:1;
}

/* 服务卖点 */
.features-grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:24px;
  margin-top:48px;
}
.feature-card{
  background:var(--white);
  border:1px solid var(--border);
  border-radius:var(--radius-md);
  padding:28px 24px;
  text-align:center;
  transition:var(--transition);
  position:relative;
  overflow:hidden;
}
.feature-card::before{
  content:'';
  position:absolute;
  top:0;
  left:0;
  right:0;
  height:3px;
  background:var(--accent);
  transform:scaleX(0);
  transform-origin:center;
  transition:transform .35s ease;
}
.feature-card:hover{
  transform:translateY(-4px);
  box-shadow:var(--shadow-md);
}
.feature-card:hover::before{transform:scaleX(1);}
.feature-icon{
  width:56px;
  height:56px;
  border-radius:50%;
  background:rgba(27,77,62,.06);
  display:flex;
  align-items:center;
  justify-content:center;
  margin:0 auto 18px;
  transition:var(--transition);
}
.feature-card:hover .feature-icon{
  background:rgba(27,77,62,.12);
  transform:scale(1.05);
}
.feature-icon svg{width:26px;height:26px;stroke:var(--primary);fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round;}
.feature-card h3{
  font-size:17px;
  margin-bottom:10px;
  color:var(--text-main);
}
.feature-card p{
  font-size:14px;
  color:var(--text-light);
  line-height:1.7;
}

/* 适用场景 */
.scenarios{
  background:var(--bg-gray);
  border-top:1px solid var(--border);
  border-bottom:1px solid var(--border);
}
.scenario-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:24px;
  margin-top:48px;
}
.scenario-card{
  background:var(--white);
  border-radius:var(--radius-lg);
  overflow:hidden;
  border:1px solid var(--border);
  transition:var(--transition);
}
.scenario-card:hover{
  transform:translateY(-6px);
  box-shadow:var(--shadow-md);
}
.scenario-card-image{
  position:relative;
  height:200px;
  overflow:hidden;
}
.scenario-card-image img{
  width:100%;
  height:100%;
  object-fit:cover;
  transition:transform .5s ease;
}
.scenario-card:hover .scenario-card-image img{transform:scale(1.04);}
.scenario-card-image .num{
  position:absolute;
  top:14px;
  left:14px;
  width:36px;
  height:36px;
  background:rgba(14,46,37,.85);
  color:var(--white);
  font-family:var(--font-serif);
  font-size:15px;
  font-weight:600;
  border-radius:50%;
  display:flex;
  align-items:center;
  justify-content:center;
  border:1px solid rgba(198,161,91,.5);
  backdrop-filter:blur(4px);
}
.scenario-card-content{
  padding:24px 24px 28px;
}
.scenario-card-content h3{
  font-size:18px;
  margin-bottom:10px;
}
.scenario-card-content p{
  font-size:14px;
  color:var(--text-light);
  line-height:1.7;
  margin-bottom:14px;
}
.scenario-card-content .scenario-meta{
  display:flex;
  gap:8px;
  flex-wrap:wrap;
}

/* 流程 */
.process-section{
  background:var(--white);
}
.process-grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:0;
  margin-top:56px;
  position:relative;
}
.process-grid::before{
  content:'';
  position:absolute;
  top:44px;
  left:36px;
  right:36px;
  height:2px;
  background:linear-gradient(to right,var(--border),var(--accent),var(--border));
  z-index:0;
}
.process-step{
  position:relative;
  z-index:1;
  text-align:center;
  padding:0 20px;
}
.process-step-number{
  width:72px;
  height:72px;
  border-radius:50%;
  background:var(--white);
  border:3px solid var(--primary);
  display:flex;
  align-items:center;
  justify-content:center;
  margin:0 auto 20px;
  font-family:var(--font-serif);
  font-size:24px;
  font-weight:600;
  color:var(--primary);
  box-shadow:var(--shadow-sm);
  transition:var(--transition);
}
.process-step:hover .process-step-number{
  background:var(--primary);
  color:var(--white);
  box-shadow:var(--shadow-md);
  transform:scale(1.04);
}
.process-step h3{
  font-size:17px;
  margin-bottom:10px;
}
.process-step p{
  font-size:14px;
  color:var(--text-light);
  line-height:1.65;
}
.process-step:not(:last-child)::after{
  content:'';
  position:absolute;
  top:32px;
  right:-12px;
  width:24px;
  height:24px;
}

/* FAQ */
.faq-section{
  background:var(--bg-warm);
}
.faq-layout{
  display:grid;
  grid-template-columns:1fr 1.4fr;
  gap:56px;
  align-items:start;
}
.faq-left h2{
  font-size:30px;
  margin-bottom:16px;
}
.faq-left p{
  font-size:15px;
  color:var(--text-body);
  margin-bottom:24px;
  line-height:1.8;
}
.faq-left .faq-contact-link{
  font-size:14px;
  color:var(--primary);
  font-weight:500;
  display:inline-flex;
  align-items:center;
  gap:6px;
}
.faq-left .faq-contact-link svg{width:16px;height:16px;transition:transform .3s ease;}
.faq-left .faq-contact-link:hover svg{transform:translateX(4px);}
.faq-list{
  display:flex;
  flex-direction:column;
  gap:14px;
}
.faq-item{
  background:var(--white);
  border:1px solid var(--border);
  border-radius:10px;
  overflow:hidden;
  transition:var(--transition);
}
.faq-item.open{
  border-color:var(--primary);
  box-shadow:var(--shadow-sm);
}
.faq-question{
  width:100%;
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding:20px 24px;
  font-size:16px;
  font-weight:500;
  color:var(--text-main);
  transition:var(--transition);
  border:none;
  background:transparent;
  cursor:pointer;
  text-align:left;
}
.faq-question:hover{color:var(--primary);}
.faq-item.open .faq-question{color:var(--primary);}
.faq-icon{
  width:22px;
  height:22px;
  border-radius:50%;
  border:1px solid var(--border);
  display:flex;
  align-items:center;
  justify-content:center;
  font-size:16px;
  color:var(--text-light);
  transition:var(--transition);
  flex-shrink:0;
  line-height:1;
}
.faq-item.open .faq-icon{
  background:var(--primary);
  color:var(--white);
  border-color:var(--primary);
  transform:rotate(45deg);
}
.faq-answer{
  max-height:0;
  overflow:hidden;
  transition:max-height .3s ease;
  font-size:14px;
  color:var(--text-body);
  line-height:1.75;
}
.faq-answer-inner{padding:0 24px 22px;}

/* CTA */
.cta-section{
  background:var(--primary);
  color:var(--white);
  padding:80px 0;
  position:relative;
  overflow:hidden;
}
.cta-section::before{
  content:'365';
  position:absolute;
  right:24px;
  top:-40px;
  font-family:var(--font-serif);
  font-size:220px;
  font-weight:600;
  color:rgba(198,161,91,.08);
  pointer-events:none;
  line-height:1;
}
.cta-content{
  position:relative;
  z-index:1;
  text-align:center;
  max-width:640px;
  margin:0 auto;
}
.cta-content h2{
  color:var(--white);
  font-size:34px;
  margin-bottom:16px;
}
.cta-content p{
  color:rgba(255,255,255,.75);
  font-size:16px;
  line-height:1.8;
  margin-bottom:28px;
}
.cta-actions{
  display:flex;
  gap:16px;
  justify-content:center;
  flex-wrap:wrap;
  margin-bottom:16px;
}
.cta-note{
  font-size:13px;
  color:rgba(255,255,255,.55);
}

/* Footer */
.site-footer{
  background:var(--primary-dark);
  color:rgba(255,255,255,.7);
  padding-top:72px;
  font-size:14px;
}
.footer-grid{
  display:grid;
  grid-template-columns:2fr 1fr 1fr 1.2fr;
  gap:48px;
  padding-bottom:48px;
}
.footer-brand .logo{
  margin-bottom:16px;
}
.footer-brand .logo-text{
  color:var(--white);
  font-size:20px;
}
.footer-brand p{
  font-size:14px;
  color:rgba(255,255,255,.55);
  line-height:1.7;
  margin-bottom:24px;
}
.footer-social{
  display:flex;
  gap:10px;
}
.footer-social a{
  width:34px;
  height:34px;
  border-radius:50%;
  border:1px solid rgba(255,255,255,.2);
  display:flex;
  align-items:center;
  justify-content:center;
  color:rgba(255,255,255,.7);
  transition:var(--transition);
}
.footer-social a:hover{
  border-color:var(--accent);
  color:var(--accent);
  transform:translateY(-2px);
}
.footer-col h4{
  color:var(--white);
  font-family:var(--font-sans);
  font-size:15px;
  font-weight:600;
  margin-bottom:20px;
}
.footer-col ul{
  list-style:none;
  display:flex;
  flex-direction:column;
  gap:10px;
}
.footer-col ul li a{
  color:rgba(255,255,255,.55);
  font-size:14px;
  transition:var(--transition);
}
.footer-col ul li a:hover{
  color:var(--accent);
  padding-left:4px;
}
.footer-contact li{
  display:flex;
  align-items:center;
  gap:10px;
  color:rgba(255,255,255,.55);
  font-size:14px;
}
.footer-contact svg{
  width:16px;
  height:16px;
  stroke:var(--accent);
  flex-shrink:0;
}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.1);
  padding:24px 0;
  display:flex;
  justify-content:space-between;
  align-items:center;
  flex-wrap:wrap;
  gap:12px;
  font-size:13px;
  color:rgba(255,255,255,.5);
}
.footer-bottom .site-url{color:rgba(255,255,255,.4);font-family:monospace;}

/* 移动端抽屉菜单 */
.mobile-menu{
  display:none;
  position:fixed;
  top:0;
  left:0;
  right:0;
  bottom:0;
  background:var(--bg-warm);
  z-index:999;
  padding:24px;
  flex-direction:column;
  overflow-y:auto;
}
.mobile-menu.open{display:flex;}
.mobile-menu-header{
  display:flex;
  justify-content:space-between;
  align-items:center;
  margin-bottom:32px;
}
.mobile-menu-close{
  width:42px;
  height:42px;
  border-radius:6px;
  background:var(--bg-gray);
  display:flex;
  align-items:center;
  justify-content:center;
  font-size:20px;
  color:var(--text-main);
}
.mobile-menu nav{
  display:flex;
  flex-direction:column;
  gap:6px;
}
.mobile-menu nav a{
  padding:16px 20px;
  font-size:18px;
  font-weight:500;
  color:var(--text-main);
  border-radius:10px;
  transition:var(--transition);
}
.mobile-menu nav a:hover,
.mobile-menu nav a.active{
  background:rgba(27,77,62,.06);
  color:var(--primary);
}
.mobile-menu .mobile-search{
  margin-top:24px;
  width:100%;
}
.mobile-menu .mobile-search input{
  width:100%;
  height:44px;
  border:1px solid var(--border);
  border-radius:6px;
  padding:0 16px;
  font-size:14px;
  background:var(--white);
}
.mobile-menu .btn{
  margin-top:16px;
  width:100%;
}

/* 响应式 */
@media (max-width:1024px){
  .features-grid{grid-template-columns:repeat(2,1fr);}
  .scenario-grid{grid-template-columns:repeat(2,1fr);}
  .process-grid{grid-template-columns:repeat(2,1fr);gap:32px 24px;}
  .process-grid::before{display:none;}
  .process-step{padding:0;}
  .footer-grid{grid-template-columns:repeat(2,1fr);gap:32px;}
  .faq-layout{grid-template-columns:1fr;gap:32px;}
  .main-nav{display:none;}
  .header-search{display:none;}
  .header-cta{display:none;}
  .nav-toggle{display:flex;}
}
@media (max-width:768px){
  .header-inner{height:60px;}
  .logo-text{font-size:18px;}
  .logo-badge{width:32px;height:32px;font-size:12px;}
  .page-hero{padding:48px 0 40px;}
  .page-hero .container{grid-template-columns:1fr;gap:32px;}
  .page-hero-content h1{font-size:28px;}
  .page-hero-image img{height:280px;}
  .features-grid{grid-template-columns:1fr 1fr;gap:16px;margin-top:32px;}
  .feature-card{padding:20px 16px;}
  .scenario-grid{grid-template-columns:1fr;gap:20px;}
  .process-grid{grid-template-columns:1fr;gap:24px;}
  .footer-grid{grid-template-columns:1fr;gap:32px;}
  .section{padding:56px 0;}
  .cta-section{padding:56px 0;}
  .page-hero-content h1{font-size:26px;}
  .btn-lg{height:46px;padding:0 24px;font-size:15px;}
}
@media (max-width:520px){
  .header-cta{display:none !important;}
  .header-search{display:none !important;}
  .container{padding:0 16px;}
  .page-hero-meta{flex-direction:column;gap:8px;}
  .page-hero-cta{flex-direction:column;align-items:stretch;}
  .page-hero-cta .btn{width:100%;}
  .features-grid{grid-template-columns:1fr;}
  .scenario-card-image{height:220px;}
  .cta-actions{flex-direction:column;}
  .cta-actions .btn{width:100%;}
  .footer-bottom{flex-direction:column;text-align:center;}
}