/* roulang page: index */
:root{
  --ink:#10362B;
  --ink-2:#17513F;
  --lime:#C6F24E;
  --paper:#F6F4EF;
  --white:#FFFFFF;
  --tx:#14181A;
  --tx-2:#5B6663;
  --tx-3:#8B948F;
  --line:#E3E1D9;
  --clay:#D2542B;
  --soft:#F7F9F3;
  --r-card:18px;
  --r-btn:10px;
  --r-img:14px;
  --shadow-hover:0 10px 28px rgba(16,54,43,.10);
  --ease:cubic-bezier(.22,1,.36,1);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--paper);
  color:var(--tx);
  font-family:"PingFang SC","HarmonyOS Sans","Microsoft YaHei","Noto Sans SC",-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block;border-radius:var(--r-img)}
ul,ol{margin:0;padding:0;list-style:none}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
:focus-visible{outline:2px solid var(--lime);outline-offset:2px;border-radius:6px}
.num{font-family:Inter,"PingFang SC","Microsoft YaHei",sans-serif;font-variant-numeric:tabular-nums}

.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px}
@media (min-width:768px){.container{padding:0 24px}}
@media (min-width:1024px){.container{padding:0 32px}}

.section{padding:64px 0}
@media (min-width:768px){.section{padding:80px 0}}
@media (min-width:1024px){.section{padding:112px 0}}
.section-tight{padding:56px 0}

h1,h2,h3,h4{margin:0;letter-spacing:-.02em;line-height:1.2}
h1{font-size:clamp(2.25rem,5vw,4rem);font-weight:800;line-height:1.06}
h2{font-size:clamp(1.5rem,2.6vw,2rem);font-weight:700;color:var(--ink)}
h3{font-size:1.125rem;font-weight:700}
p{margin:0}
.lead{font-size:17px;line-height:1.9;color:var(--tx-2)}
.muted{color:var(--tx-2)}
.small{font-size:13px;color:var(--tx-3)}
.serif{font-family:"Noto Serif SC",Georgia,serif}

.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:600;letter-spacing:.08em;color:var(--ink-2);text-transform:uppercase}
.eyebrow::before{content:"";width:18px;height:2px;background:var(--lime);border-radius:2px}
.section-head{display:flex;flex-wrap:wrap;gap:16px;align-items:flex-end;justify-content:space-between;margin-bottom:36px}
.section-head p{max-width:640px}

/* 按钮 */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:48px;padding:0 24px;border-radius:var(--r-btn);font-size:15px;font-weight:600;transition:transform .25s var(--ease),background-color .25s var(--ease),box-shadow .25s var(--ease),border-color .25s var(--ease);white-space:nowrap}
.btn.btn-sm{height:40px;padding:0 18px;font-size:14px}
.btn.btn-primary{background:var(--ink);color:#fff;box-shadow:inset 0 0 0 0 var(--lime)}
.btn.btn-primary:hover{background:var(--ink-2);transform:translateY(-1px);box-shadow:2px 2px 0 0 var(--lime)}
.btn.btn-outline{background:#fff;color:var(--ink);border:1px solid var(--ink)}
.btn.btn-outline:hover{background:#F0F3EC;transform:translateY(-1px)}
.btn.btn-lime{background:var(--lime);color:var(--ink);font-weight:700}
.btn.btn-lime:hover{transform:translateY(-1px);box-shadow:var(--shadow-hover)}
.btn.btn-block{width:100%}
.link-text{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;color:var(--ink);padding-bottom:2px;background-image:linear-gradient(var(--lime),var(--lime));background-size:0 2px;background-repeat:no-repeat;background-position:0 100%;transition:background-size .3s var(--ease)}
.link-text:hover{background-size:100% 2px}

/* 标签与徽章 */
.badge{display:inline-flex;align-items:center;gap:6px;height:26px;padding:0 12px;border-radius:999px;background:var(--paper);color:var(--ink);font-size:12px;font-weight:600;border:1px solid var(--line)}
.badge-lime{background:rgba(198,242,78,.28);border-color:rgba(198,242,78,.7);color:var(--ink)}
.badge-dark{background:var(--ink);color:#fff;border-color:var(--ink)}
.badge-clay{background:rgba(210,84,43,.1);color:var(--clay);border-color:rgba(210,84,43,.3)}
.chip{display:inline-flex;align-items:center;height:36px;padding:0 16px;border-radius:999px;border:1px solid var(--line);background:#fff;font-size:14px;color:var(--tx-2);transition:.25s var(--ease)}
.chip:hover{border-color:var(--ink);color:var(--ink)}
.chip.is-active{background:var(--ink);border-color:var(--ink);color:#fff}

/* 卡片 */
.card{background:#fff;border:1px solid var(--line);border-radius:var(--r-card);transition:transform .35s var(--ease),box-shadow .35s var(--ease),border-color .35s var(--ease)}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:var(--lime)}
.card-media{overflow:hidden;border-radius:var(--r-img);aspect-ratio:16/9;background:var(--paper)}
.card-media img{width:100%;height:100%;object-fit:cover;transition:transform .5s var(--ease)}
.card:hover .card-media img{transform:scale(1.04)}

/* 头部导航 */
.site-header{position:sticky;top:0;z-index:60;background:#fff;border-bottom:1px solid var(--line);transition:box-shadow .3s var(--ease)}
.site-header.is-scrolled{box-shadow:0 6px 20px rgba(16,54,43,.07)}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:20px;height:72px;transition:height .3s var(--ease)}
.site-header.is-scrolled .header-inner{height:60px}
.brand{display:inline-flex;align-items:center;gap:10px;font-weight:800;font-size:16px;letter-spacing:-.01em;color:var(--ink)}
.brand-mark{width:16px;height:16px;border-radius:5px;background:var(--lime);box-shadow:inset 0 0 0 3px var(--ink);flex:none}
.desktop-nav{display:none;align-items:center;gap:30px}
@media (min-width:1024px){.desktop-nav{display:flex}}
.nav-link{position:relative;font-size:15px;color:var(--tx-2);padding:6px 0;transition:color .25s var(--ease)}
.nav-link::after{content:"";position:absolute;left:0;bottom:0;height:2px;width:0;background:var(--ink);transition:width .3s var(--ease)}
.nav-link:hover{color:var(--ink)}
.nav-link:hover::after{width:100%}
.nav-link.is-active{color:var(--ink);font-weight:700}
.nav-link.is-active::after{width:100%;background:var(--ink)}
.nav-link.is-active::before{content:"";position:absolute;right:-8px;bottom:-1px;width:5px;height:5px;border-radius:50%;background:var(--lime)}
.header-actions{display:flex;align-items:center;gap:14px}
.link-login{display:none;font-size:15px;color:var(--tx-2);transition:color .25s var(--ease)}
.link-login:hover{color:var(--ink)}
@media (min-width:768px){.link-login{display:inline-flex}}
.header-cta{display:none}
@media (min-width:768px){.header-cta{display:inline-flex}}
.menu-toggle{display:inline-flex;align-items:center;justify-content:center;width:42px;height:42px;border-radius:10px;border:1px solid var(--line)}
@media (min-width:1024px){.menu-toggle{display:none}}
.menu-toggle span{display:block;width:18px;height:2px;background:var(--ink);position:relative;border-radius:2px}
.menu-toggle span::before,.menu-toggle span::after{content:"";position:absolute;left:0;width:18px;height:2px;background:var(--ink);border-radius:2px;transition:.3s var(--ease)}
.menu-toggle span::before{top:-6px}
.menu-toggle span::after{top:6px}

.drawer{position:fixed;inset:0;z-index:80;background:#fff;transform:translateX(100%);transition:transform .35s var(--ease);display:flex;flex-direction:column;overflow-y:auto}
.drawer.is-open{transform:translateX(0)}
.drawer-top{display:flex;align-items:center;justify-content:space-between;height:72px;padding:0 20px;border-bottom:1px solid var(--line)}
.drawer-close{width:42px;height:42px;border-radius:10px;border:1px solid var(--line);display:flex;align-items:center;justify-content:center;font-size:20px;color:var(--ink)}
.drawer-nav{padding:18px 20px;display:flex;flex-direction:column}
.drawer-nav a{padding:16px 4px;font-size:17px;font-weight:600;color:var(--ink);border-bottom:1px solid var(--line);display:flex;justify-content:space-between;align-items:center}
.drawer-nav a::after{content:"›";color:var(--tx-3);font-weight:400}
.drawer-foot{margin-top:auto;padding:20px;border-top:1px solid var(--line);display:grid;gap:12px}

.mobile-cta{position:fixed;left:0;right:0;bottom:0;z-index:70;background:rgba(255,255,255,.96);backdrop-filter:blur(8px);border-top:1px solid var(--line);padding:10px 16px;display:flex;gap:12px;align-items:center;justify-content:space-between}
@media (min-width:1024px){.mobile-cta{display:none}}
body{padding-bottom:0}
@media (max-width:1023px){body{padding-bottom:74px}}

/* Hero */
.hero{position:relative;background-image:linear-gradient(180deg,rgba(246,244,239,.94),rgba(246,244,239,.99)),url('/assets/images/backpic/back-1.webp');background-size:cover;background-position:center;border-bottom:1px solid var(--line)}
.hero-grid{display:grid;grid-template-columns:1fr;gap:40px;padding:56px 0 64px}
@media (min-width:1024px){.hero-grid{grid-template-columns:7fr 5fr;gap:56px;padding:88px 0 96px;align-items:center}}
.hero h1 .accent{color:var(--ink-2);position:relative;white-space:nowrap}
.hero h1 .accent::after{content:"";position:absolute;left:0;right:0;bottom:6px;height:10px;background:rgba(198,242,78,.55);border-radius:4px;z-index:-1}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px}
.hero-stats{display:flex;flex-wrap:wrap;align-items:center;gap:0 28px;margin-top:36px;padding-top:26px;border-top:1px solid var(--line)}
.hero-stat{padding:6px 0}
.hero-stat .v{font-size:clamp(1.5rem,3vw,2rem);font-weight:800;color:var(--ink);line-height:1.1}
.hero-stat .k{font-size:13px;color:var(--tx-3);margin-top:2px}
.hero-divider{width:1px;height:38px;background:var(--line)}
@media (max-width:639px){.hero-divider{display:none}}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:34px}
.hero-figure{position:relative;border-radius:var(--r-img);overflow:hidden;border:1px solid var(--lime);box-shadow:0 18px 40px rgba(16,54,43,.14)}
.hero-figure img{width:100%;aspect-ratio:4/3;object-fit:cover}
.hero-figure figcaption{position:absolute;left:14px;bottom:14px;background:rgba(16,54,43,.88);color:#fff;font-size:13px;padding:8px 14px;border-radius:999px}
.hero-float{position:absolute;right:16px;top:16px;background:#fff;border:1px solid var(--line);border-radius:14px;padding:12px 16px;box-shadow:0 10px 24px rgba(16,54,43,.12)}
.hero-float .n{font-size:20px;font-weight:800;color:var(--ink)}
.hero-float .t{font-size:12px;color:var(--tx-3)}

/* 特性错位卡 */
.stagger{display:grid;grid-template-columns:1fr;gap:22px}
@media (min-width:768px){.stagger{grid-template-columns:repeat(12,1fr)}}
.stagger .card{padding:28px}
@media (min-width:768px){
  .span-7{grid-column:span 7}
  .span-5{grid-column:span 5}
}
.feature-icon{width:44px;height:44px;border-radius:12px;background:rgba(198,242,78,.3);display:flex;align-items:center;justify-content:center;margin-bottom:18px}
.feature-icon svg{width:22px;height:22px;stroke:var(--ink);stroke-width:1.5;fill:none;stroke-linecap:round;stroke-linejoin:round}
.feature-list{margin-top:16px;display:grid;gap:10px}
.feature-list li{display:flex;gap:10px;font-size:15px;color:var(--tx-2)}
.feature-list li::before{content:"";width:6px;height:6px;border-radius:2px;background:var(--lime);flex:none;margin-top:11px}

/* 对比表 */
.compare-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:var(--r-card);background:#fff;-webkit-overflow-scrolling:touch}
.compare{width:100%;min-width:760px;border-collapse:separate;border-spacing:0;font-size:15px}
.compare th,.compare td{padding:16px 20px;text-align:left;border-bottom:1px solid var(--line);vertical-align:middle}
.compare tbody tr:last-child th,.compare tbody tr:last-child td{border-bottom:0}
.compare thead th{background:var(--ink);color:#fff;font-weight:700;white-space:nowrap;border-bottom:0}
.compare thead th:first-child{position:sticky;left:0;z-index:3}
.compare tbody th{position:sticky;left:0;z-index:2;background:#fff;font-weight:600;color:var(--ink);min-width:158px}
.compare tbody tr:hover td,.compare tbody tr:hover th{background:var(--soft)}
.compare .col-reco{background:#FBFDF3}
.compare tbody tr:hover .col-reco{background:#F3F9E2}
.reco-head{position:relative}
.reco-tag{display:inline-flex;align-items:center;height:22px;padding:0 10px;border-radius:999px;background:var(--lime);color:var(--ink);font-size:11px;font-weight:800;margin-left:8px;vertical-align:middle}
.tick{color:var(--ink-2);font-weight:700}
.cross{color:var(--tx-3)}

/* 等级亮点 */
.tier-layout{display:grid;grid-template-columns:1fr;gap:22px}
@media (min-width:1024px){.tier-layout{grid-template-columns:7fr 5fr}}
.tier-main{background:var(--ink);color:#fff;border-radius:var(--r-card);padding:36px;position:relative;overflow:hidden;border:1px solid var(--ink)}
.tier-main .tier-num{font-size:clamp(3rem,7vw,4.5rem);font-weight:800;line-height:1;color:rgba(255,255,255,.14);letter-spacing:-.03em}
.tier-main h3{color:#fff;font-size:1.5rem;margin-top:6px}
.tier-main p{color:rgba(255,255,255,.78);margin-top:12px;font-size:15px}
.tier-main ul{margin-top:22px;display:grid;gap:12px}
.tier-main li{display:flex;gap:12px;font-size:15px;color:rgba(255,255,255,.9)}
.tier-main li::before{content:"";width:6px;height:6px;border-radius:2px;background:var(--lime);flex:none;margin-top:11px}
.tier-side{display:grid;gap:22px}
.tier-mini{background:#fff;border:1px solid var(--line);border-radius:var(--r-card);padding:28px;transition:.35s var(--ease)}
.tier-mini:hover{border-color:var(--lime);box-shadow:var(--shadow-hover);transform:translateY(-4px)}
.tier-mini .tier-num{font-size:2rem;font-weight:800;color:var(--paper);letter-spacing:-.03em;line-height:1}
.tier-mini h3{margin-top:4px}
.tier-mini p{font-size:15px;color:var(--tx-2);margin-top:10px}
.tier-mini .tier-cta{margin-top:18px}

/* 深色内容区 */
.dark-block{background:var(--ink);color:#fff}
.dark-block h2{color:#fff}
.dark-block p{color:rgba(255,255,255,.76)}
.dark-grid{display:grid;grid-template-columns:1fr;gap:40px}
@media (min-width:1024px){.dark-grid{grid-template-columns:5fr 7fr;gap:56px;align-items:center}}
.lock-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.lock-card{position:relative;border-radius:var(--r-img);overflow:hidden;border:1px solid rgba(255,255,255,.14)}
.lock-card img{width:100%;aspect-ratio:4/3;object-fit:cover}
.lock-card .veil{position:absolute;inset:0;background:linear-gradient(180deg,rgba(16,54,43,.15),rgba(16,54,43,.82));display:flex;flex-direction:column;justify-content:space-between;padding:14px}
.lock-card .badge{background:var(--lime);color:var(--ink);border-color:var(--lime);height:24px}
.lock-card .lock-name{font-size:14px;font-weight:600;color:#fff}

/* 资讯列表 */
.news-grid{display:grid;grid-template-columns:1fr;gap:24px}
@media (min-width:1024px){.news-grid{grid-template-columns:5fr 7fr;gap:26px;align-items:start}}
.news-feature{display:flex;flex-direction:column;padding:0;overflow:hidden}
.news-feature .card-media{border-radius:0;aspect-ratio:16/10}
.news-feature .news-body{padding:24px}
.news-feature h3{font-size:1.25rem;line-height:1.4}
.news-feature h3 a:hover{color:var(--ink-2)}
.news-meta{display:flex;flex-wrap:wrap;align-items:center;gap:10px;font-size:13px;color:var(--tx-3);margin-top:14px}
.news-list{display:grid;gap:16px}
.news-row{display:grid;grid-template-columns:104px 1fr;gap:16px;padding:16px;align-items:center}
@media (min-width:640px){.news-row{grid-template-columns:132px 1fr;gap:20px}}
.news-row .thumb{border-radius:12px;overflow:hidden;aspect-ratio:4/3;background:var(--paper)}
.news-row .thumb img{width:100%;height:100%;object-fit:cover}
.news-row h3{font-size:16px;line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-row h3 a:hover{color:var(--ink-2)}
.news-row .excerpt{font-size:14px;color:var(--tx-2);margin-top:6px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.empty{min-height:220px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:16px;text-align:center;background:#fff;border:1px solid var(--line);border-radius:var(--r-card);padding:36px}
.empty svg{width:44px;height:44px;stroke:var(--tx-3);stroke-width:1.5;fill:none}

/* 信任数据 */
.proof-grid{display:grid;grid-template-columns:1fr;gap:22px}
@media (min-width:768px){.proof-grid{grid-template-columns:repeat(2,1fr)}}
@media (min-width:1024px){.proof-grid{grid-template-columns:repeat(4,1fr)}}
.proof{padding:26px;background:#fff;border:1px solid var(--line);border-radius:var(--r-card)}
.proof .n{font-size:32px;font-weight:800;color:var(--ink);letter-spacing:-.02em}
.proof .k{font-size:14px;color:var(--tx-2);margin-top:6px}
.quote-band{margin-top:22px;display:grid;gap:22px}
@media (min-width:768px){.quote-band{grid-template-columns:repeat(3,1fr)}}
.quote{padding:26px;background:var(--soft);border:1px solid var(--line);border-radius:var(--r-card);font-size:15px;color:var(--tx-2)}
.quote .who{margin-top:16px;font-size:13px;color:var(--ink);font-weight:600}

/* FAQ */
.faq-list{display:grid;gap:14px;max-width:900px}
.faq-item{background:#fff;border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;transition:border-color .3s var(--ease)}
.faq-item.is-open{border-color:var(--lime)}
.faq-q{width:100%;display:flex;align-items:center;justify-content:space-between;gap:18px;padding:22px 24px;text-align:left;font-size:16px;font-weight:700;color:var(--ink)}
.faq-q .mark{flex:none;width:26px;height:26px;border-radius:8px;border:1px solid var(--line);display:flex;align-items:center;justify-content:center;font-size:16px;color:var(--ink);transition:.3s var(--ease)}
.faq-item.is-open .mark{background:var(--lime);border-color:var(--lime);transform:rotate(45deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .35s var(--ease)}
.faq-a .inner{padding:0 24px 24px 26px;font-size:15px;color:var(--tx-2);border-left:2px solid transparent}
.faq-item.is-open .faq-a .inner{border-left:2px solid var(--lime);margin-left:24px;padding-left:16px}

/* CTA */
.cta-band{background:var(--ink);color:#fff;border-radius:24px;padding:48px 28px;text-align:center;position:relative;overflow:hidden}
@media (min-width:768px){.cta-band{padding:64px 56px}}
.cta-band::after{content:"";position:absolute;right:-60px;top:-60px;width:220px;height:220px;border-radius:50%;background:rgba(198,242,78,.14)}
.cta-band h2{color:#fff;position:relative}
.cta-band p{color:rgba(255,255,255,.75);margin-top:14px;position:relative}
.cta-band .btn{margin-top:28px;position:relative}
.cta-note{margin-top:14px;font-size:13px;color:rgba(255,255,255,.6);position:relative}

/* 页脚 */
.site-footer{background:var(--ink);color:rgba(255,255,255,.72);padding:56px 0 0;margin-top:56px}
.footer-grid{display:grid;grid-template-columns:1fr;gap:34px;padding-bottom:40px}
@media (min-width:768px){.footer-grid{grid-template-columns:repeat(2,1fr)}}
@media (min-width:1024px){.footer-grid{grid-template-columns:1.4fr 1fr 1fr 1fr;gap:40px}}
.footer-brand{display:inline-flex;align-items:center;gap:10px;color:#fff;font-weight:800;font-size:16px}
.footer-brand .brand-mark{box-shadow:inset 0 0 0 3px var(--ink)}
.site-footer p{font-size:14px;line-height:1.9;margin-top:16px}
.footer-col h4{color:#fff;font-size:15px;margin-bottom:16px}
.footer-col a{display:block;font-size:14px;padding:6px 0;color:rgba(255,255,255,.72);transition:color .25s var(--ease)}
.footer-col a:hover{color:var(--lime)}
.footer-bottom{border-top:1px solid rgba(255,255,255,.12);padding:20px 0;display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;font-size:13px;color:rgba(255,255,255,.55)}

/* 动效 */
.reveal{opacity:0;transform:translateY(20px);transition:opacity .5s var(--ease),transform .5s var(--ease)}
.reveal.is-in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  .reveal{opacity:1;transform:none;transition:none}
  html{scroll-behavior:auto}
  .card:hover{transform:none}
  .card:hover .card-media img{transform:none}
}

/* roulang page: category1 */
:root{
  --ink:#10362B;
  --ink-2:#17513F;
  --lime:#C6F24E;
  --paper:#F6F4EF;
  --white:#FFFFFF;
  --text:#14181A;
  --text-2:#5B6663;
  --text-3:#8B948F;
  --line:#E3E1D9;
  --warn:#D2542B;
  --soft:#F7F9F3;
  --r-card:18px;
  --r-btn:10px;
  --r-img:14px;
  --r-pill:999px;
  --shadow-hover:0 10px 28px rgba(16,54,43,.10);
  --ease:cubic-bezier(.22,1,.36,1);
  --sec:64px;
}
@media (min-width:768px){ :root{ --sec:80px; } }
@media (min-width:1024px){ :root{ --sec:112px; } }

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body.site-body{
  margin:0;
  background:var(--paper);
  color:var(--text);
  font-family:"PingFang SC","HarmonyOS Sans","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
  padding-bottom:64px;
}
@media (min-width:1024px){ body.site-body{ padding-bottom:0; } }
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
ul,ol{margin:0;padding:0;list-style:none}
p{margin:0}
h1,h2,h3,h4{margin:0;letter-spacing:-.01em}
:focus-visible{outline:2px solid var(--lime);outline-offset:3px}

.container{width:100%;max-width:1200px;margin-inline:auto;padding-inline:20px}
@media (min-width:768px){ .container{padding-inline:24px} }
@media (min-width:1024px){ .container{padding-inline:32px} }

.section{padding-block:var(--sec)}
.section-tight{padding-block:calc(var(--sec) * .62)}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:600;letter-spacing:.08em;
  color:var(--ink-2);text-transform:uppercase;
}
.eyebrow::before{content:"";width:18px;height:2px;background:var(--lime);border-radius:2px}
.section-title{font-size:clamp(1.5rem,2.6vw,2rem);font-weight:800;color:var(--ink);line-height:1.25}
.section-sub{color:var(--text-2);font-size:15px;margin-top:12px;max-width:640px}
.divider{height:1px;background:var(--line);border:0;margin:0}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:60;background:#fff;
  border-bottom:1px solid var(--line);
  transition:background .3s var(--ease),box-shadow .3s var(--ease);
}
.site-header.is-scrolled{background:rgba(255,255,255,.92);backdrop-filter:blur(8px);box-shadow:0 4px 18px rgba(16,54,43,.06)}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;height:72px;transition:height .3s var(--ease)}
.site-header.is-scrolled .header-inner{height:60px}
.brand{display:inline-flex;align-items:center;gap:10px;font-weight:800;font-size:17px;color:var(--ink);letter-spacing:-.01em;white-space:nowrap}
.brand-mark{width:12px;height:12px;border-radius:3px;background:var(--lime);box-shadow:0 0 0 3px rgba(16,54,43,.08);display:inline-block;flex:none}
.desktop-nav{display:none;align-items:center;gap:28px}
@media (min-width:1024px){ .desktop-nav{display:flex} }
.nav-link{position:relative;font-size:15px;color:var(--text-2);padding:6px 0;transition:color .25s var(--ease)}
.nav-link::after{
  content:"";position:absolute;left:0;bottom:0;height:2px;width:100%;
  background:var(--ink);transform:scaleX(0);transform-origin:left;
  transition:transform .3s var(--ease),background .3s var(--ease);
}
.nav-link:hover{color:var(--ink)}
.nav-link:hover::after{transform:scaleX(1)}
.nav-link.is-active{color:var(--ink);font-weight:600}
.nav-link.is-active::after{transform:scaleX(1);background:linear-gradient(90deg,var(--ink) 60%,var(--lime) 60%)}
.header-actions{display:flex;align-items:center;gap:14px}
.link-login{font-size:15px;color:var(--text-2);display:none;transition:color .25s}
.link-login:hover{color:var(--ink)}
@media (min-width:768px){ .link-login{display:inline-block} }
.header-cta{display:none}
@media (min-width:768px){ .header-cta{display:inline-flex} }
.menu-toggle{
  width:42px;height:42px;border:1px solid var(--line);border-radius:10px;
  display:inline-flex;align-items:center;justify-content:center;transition:border-color .25s,background .25s;
}
.menu-toggle:hover{border-color:var(--ink);background:var(--soft)}
.menu-toggle span,.menu-toggle span::before,.menu-toggle span::after{
  content:"";display:block;width:16px;height:1.5px;background:var(--ink);border-radius:2px;position:relative;
}
.menu-toggle span::before{position:absolute;top:-5px}
.menu-toggle span::after{position:absolute;top:5px}
@media (min-width:1024px){ .menu-toggle{display:none} }

/* ---------- drawer ---------- */
.drawer{position:fixed;inset:0;z-index:80;background:rgba(16,54,43,.42);opacity:0;pointer-events:none;transition:opacity .28s var(--ease)}
.drawer.is-open{opacity:1;pointer-events:auto}
.drawer-panel{
  position:absolute;top:0;right:0;height:100%;width:min(88vw,360px);background:#fff;
  display:flex;flex-direction:column;transform:translateX(100%);transition:transform .34s var(--ease);
  border-left:1px solid var(--line);
}
.drawer.is-open .drawer-panel{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;padding:18px 20px;border-bottom:1px solid var(--line)}
.drawer-close{width:38px;height:38px;border:1px solid var(--line);border-radius:10px;font-size:18px;line-height:1;display:flex;align-items:center;justify-content:center}
.drawer-nav{display:flex;flex-direction:column;padding:10px 12px;gap:2px;overflow-y:auto}
.drawer-nav a{padding:13px 12px;border-radius:12px;font-size:15px;color:var(--text-2);transition:background .2s,color .2s}
.drawer-nav a:hover{background:var(--soft);color:var(--ink)}
.drawer-nav a.is-active{background:#F1F7E3;color:var(--ink);font-weight:600}
.drawer-foot{margin-top:auto;padding:18px 20px 26px;border-top:1px solid var(--line);display:grid;gap:10px}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 22px;border-radius:var(--r-btn);
  font-size:15px;font-weight:600;letter-spacing:.01em;
  border:1px solid transparent;transition:transform .25s var(--ease),background .25s,color .25s,border-color .25s,box-shadow .25s;
  position:relative;
}
.btn-sm{height:40px;padding:0 16px;font-size:14px}
.btn-block{width:100%}
.btn-primary{background:var(--ink);color:#fff}
.btn-primary:hover{background:var(--ink-2);transform:translateY(-1px);box-shadow:0 8px 20px rgba(16,54,43,.22)}
.btn-primary::after{
  content:"";position:absolute;right:-2px;bottom:-2px;width:12px;height:12px;
  border-right:2px solid var(--lime);border-bottom:2px solid var(--lime);border-radius:0 0 6px 0;
  opacity:0;transition:opacity .25s var(--ease);
}
.btn-primary:hover::after{opacity:1}
.btn-ghost{background:#fff;color:var(--ink);border-color:var(--ink)}
.btn-ghost:hover{background:#F0F3EC;transform:translateY(-1px)}
.btn-lime{background:var(--lime);color:var(--ink)}
.btn-lime:hover{background:#b8e63f;transform:translateY(-1px)}
.btn-text{display:inline-flex;align-items:center;gap:6px;font-weight:600;color:var(--ink);font-size:15px;position:relative;padding-bottom:2px}
.btn-text::after{content:"";position:absolute;left:0;bottom:0;width:100%;height:2px;background:var(--lime);transform:scaleX(0);transform-origin:left;transition:transform .3s var(--ease)}
.btn-text:hover::after{transform:scaleX(1)}

/* ---------- badges / pills ---------- */
.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 12px;border-radius:var(--r-pill);
  font-size:13px;font-weight:600;background:#EDF3E2;color:var(--ink);
}
.badge-lime{background:var(--lime);color:var(--ink)}
.badge-outline{background:#fff;border:1px solid var(--line);color:var(--text-2);font-weight:500}
.tag-lime{background:var(--lime);color:var(--ink);font-size:12px;font-weight:700;padding:3px 10px;border-radius:var(--r-pill)}

/* ---------- cards ---------- */
.card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  transition:transform .3s var(--ease),box-shadow .3s var(--ease),border-color .3s var(--ease);
}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:var(--lime)}
.card-pad{padding:24px}
@media (min-width:768px){ .card-pad{padding:28px} }
.card-title{font-size:1.125rem;font-weight:700;color:var(--ink)}
.card-text{font-size:15px;color:var(--text-2);margin-top:10px}
.card-img{border-radius:var(--r-img);overflow:hidden;aspect-ratio:16/9;background:#EFEDE7}
.card-img img{width:100%;height:100%;object-fit:cover;transition:transform .45s var(--ease)}
.card:hover .card-img img{transform:scale(1.04)}
.card-num{font-family:Inter,"PingFang SC",sans-serif;font-variant-numeric:tabular-nums;font-size:2.6rem;font-weight:800;color:var(--ink);line-height:1}

/* ---------- hero ---------- */
.page-hero{
  position:relative;overflow:hidden;
  background-image:linear-gradient(100deg,rgba(16,54,43,.94) 0%,rgba(16,54,43,.82) 46%,rgba(16,54,43,.5) 100%),url('/assets/images/backpic/back-1.webp');
  background-size:cover;background-position:center;
  color:#fff;padding-block:64px;
}
@media (min-width:768px){ .page-hero{padding-block:88px} }
@media (min-width:1024px){ .page-hero{padding-block:104px} }
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:rgba(255,255,255,.72);margin-bottom:22px}
.crumb a:hover{color:var(--lime)}
.crumb span.sep{opacity:.5}
.hero-title{
  font-size:clamp(2.25rem,5vw,4rem);font-weight:800;line-height:1.06;letter-spacing:-.02em;
  color:#fff;max-width:16em;
}
.hero-lead{margin-top:20px;font-size:17px;line-height:1.8;color:rgba(255,255,255,.84);max-width:620px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px}
.hero-stats{display:flex;flex-wrap:wrap;gap:0;margin-top:40px;border-top:1px solid rgba(255,255,255,.18);padding-top:26px}
.hero-stat{padding-right:26px;margin-right:26px;border-right:1px solid rgba(255,255,255,.18)}
.hero-stat:last-child{border-right:0;margin-right:0;padding-right:0}
.hero-stat b{display:block;font-family:Inter,"PingFang SC",sans-serif;font-variant-numeric:tabular-nums;font-size:2rem;font-weight:800;color:var(--lime);line-height:1.1}
.hero-stat small{font-size:13px;color:rgba(255,255,255,.7)}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:28px}
.hero-tag{border:1px solid rgba(255,255,255,.28);border-radius:var(--r-pill);padding:6px 14px;font-size:13px;color:rgba(255,255,255,.86)}

/* ---------- anchor nav ---------- */
.anchor-bar{background:#fff;border-bottom:1px solid var(--line);position:sticky;top:72px;z-index:40}
@media (min-width:1024px){ .anchor-bar{top:60px} }
.anchor-scroll{display:flex;gap:8px;overflow-x:auto;padding:12px 0;scrollbar-width:none}
.anchor-scroll::-webkit-scrollbar{display:none}
.anchor-scroll a{
  flex:none;padding:8px 16px;border-radius:var(--r-pill);font-size:14px;color:var(--text-2);
  border:1px solid var(--line);background:#fff;transition:all .25s var(--ease);white-space:nowrap;
}
.anchor-scroll a:hover{border-color:var(--ink);color:var(--ink);background:var(--soft)}

/* ---------- table ---------- */
.table-wrap{overflow-x:auto;background:#fff;border:1px solid var(--line);border-radius:var(--r-card);-webkit-overflow-scrolling:touch}
.cmp-table{width:100%;min-width:800px;border-collapse:collapse;font-size:15px;font-variant-numeric:tabular-nums}
.cmp-table th,.cmp-table td{padding:16px 18px;text-align:left;border-bottom:1px solid var(--line);white-space:nowrap}
.cmp-table tbody tr:last-child th,.cmp-table tbody tr:last-child td{border-bottom:0}
.cmp-table thead th{background:var(--ink);color:#fff;font-weight:600;font-size:14px;letter-spacing:.02em;position:sticky;top:0;z-index:3}
.cmp-table thead th:first-child{left:0;z-index:4}
.cmp-table tbody th{
  position:sticky;left:0;background:#fff;color:var(--ink);font-weight:600;z-index:2;
  box-shadow:1px 0 0 var(--line);
}
.cmp-table tbody td{color:var(--text-2)}
.cmp-table tbody tr:hover td,.cmp-table tbody tr:hover th{background:var(--soft)}
.cmp-table .is-rec{background:#F6FBE9;position:relative}
.cmp-table tbody tr:hover .is-rec{background:#F1F8DF}
.rec-head{display:inline-flex;align-items:center;gap:8px}
.table-foot{margin-top:14px;font-size:13px;color:var(--text-3)}

/* ---------- split blocks ---------- */
.feature-big{border-radius:var(--r-card);overflow:hidden;background:#fff;border:1px solid var(--line);display:flex;flex-direction:column;height:100%}
.feature-big .imgbox{aspect-ratio:16/9;overflow:hidden;background:#EFEDE7}
.feature-big .imgbox img{width:100%;height:100%;object-fit:cover;transition:transform .5s var(--ease)}
.feature-big:hover .imgbox img{transform:scale(1.04)}
.feature-big:hover{box-shadow:var(--shadow-hover);border-color:var(--lime)}
.mini-card{display:flex;gap:16px;align-items:flex-start;padding:22px}
.mini-icon{
  flex:none;width:44px;height:44px;border-radius:12px;background:#EDF3E2;color:var(--ink);
  display:flex;align-items:center;justify-content:center;
}
.mini-icon svg{width:22px;height:22px}
.check-list{display:grid;gap:10px;margin-top:16px}
.check-list li{display:flex;gap:10px;font-size:15px;color:var(--text-2)}
.check-list li::before{content:"";flex:none;width:8px;height:8px;border-radius:2px;background:var(--lime);margin-top:9px}

/* ---------- steps ---------- */
.step{display:flex;gap:20px;padding:24px 0;border-bottom:1px dashed var(--line)}
.step:last-child{border-bottom:0}
.step-idx{
  flex:none;width:52px;height:52px;border-radius:14px;background:var(--ink);color:#fff;
  display:flex;align-items:center;justify-content:center;font-weight:800;font-size:19px;
  font-variant-numeric:tabular-nums;
}
.step h3{font-size:1.05rem;font-weight:700;color:var(--ink)}
.step p{font-size:15px;color:var(--text-2);margin-top:6px}

/* ---------- faq ---------- */
.faq-item{background:#fff;border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;transition:border-color .3s var(--ease)}
.faq-item + .faq-item{margin-top:14px}
.faq-item.is-open{border-color:var(--lime)}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:20px 22px;font-size:16px;font-weight:700;color:var(--ink);text-align:left;
  border-left:2px solid transparent;transition:border-color .3s var(--ease),background .25s;
}
.faq-q:hover{background:var(--soft)}
.faq-item.is-open .faq-q{border-left-color:var(--lime)}
.faq-icon{width:14px;height:14px;position:relative;flex:none}
.faq-icon::before,.faq-icon::after{content:"";position:absolute;background:var(--ink);border-radius:2px;transition:transform .3s var(--ease),opacity .3s}
.faq-icon::before{left:0;top:6px;width:14px;height:2px}
.faq-icon::after{left:6px;top:0;width:2px;height:14px}
.faq-item.is-open .faq-icon::after{transform:scaleY(0);opacity:0}
.faq-a{max-height:0;overflow:hidden;transition:max-height .42s var(--ease)}
.faq-a-inner{padding:0 22px 22px;font-size:15px;color:var(--text-2)}

/* ---------- cta ---------- */
.cta-band{background:var(--ink);color:#fff;border-radius:calc(var(--r-card) + 6px);padding:40px 26px;text-align:center;position:relative;overflow:hidden}
@media (min-width:768px){ .cta-band{padding:56px 48px} }
.cta-band::before{
  content:"";position:absolute;width:300px;height:300px;border-radius:50%;
  background:radial-gradient(circle,rgba(198,242,78,.22),transparent 65%);
  top:-120px;right:-80px;
}
.cta-band h2{font-size:clamp(1.5rem,2.6vw,2rem);font-weight:800;position:relative}
.cta-band p{margin-top:12px;font-size:15px;color:rgba(255,255,255,.76);position:relative}
.cta-band .cta-actions{display:flex;justify-content:center;flex-wrap:wrap;gap:14px;margin-top:26px;position:relative}

/* ---------- footer ---------- */
.site-footer{background:var(--ink);color:rgba(255,255,255,.78);margin-top:var(--sec);padding-top:56px}
.footer-grid{display:grid;gap:32px;grid-template-columns:1fr;padding-bottom:40px}
@media (min-width:768px){ .footer-grid{grid-template-columns:1.4fr 1fr 1fr;gap:36px} }
@media (min-width:1024px){ .footer-grid{grid-template-columns:1.6fr 1fr 1fr 1fr;gap:48px} }
.footer-brand{display:inline-flex;align-items:center;gap:10px;font-weight:800;font-size:17px;color:#fff;margin-bottom:14px}
.site-footer p{font-size:14px;line-height:1.9;color:rgba(255,255,255,.66);max-width:360px}
.footer-col h4{font-size:14px;font-weight:700;color:#fff;margin-bottom:14px;letter-spacing:.02em}
.footer-col a{display:block;font-size:14px;color:rgba(255,255,255,.66);padding:5px 0;transition:color .22s var(--ease)}
.footer-col a:hover{color:var(--lime)}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.14);padding:20px 0 26px;
  display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;font-size:13px;color:rgba(255,255,255,.5);
}

/* ---------- mobile bar ---------- */
.mobile-bar{
  position:fixed;left:0;right:0;bottom:0;z-index:70;background:rgba(255,255,255,.96);
  border-top:1px solid var(--line);padding:10px 16px;display:flex;gap:10px;align-items:center;
  backdrop-filter:blur(10px);
}
.mobile-bar .btn{flex:1;height:44px}
@media (min-width:1024px){ .mobile-bar{display:none} }

/* ---------- motion ---------- */
.reveal{opacity:0;transform:translateY(20px);transition:opacity .55s var(--ease),transform .55s var(--ease)}
.reveal.is-visible{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  *{animation:none !important;transition:none !important}
  .reveal{opacity:1;transform:none}
  html{scroll-behavior:auto}
}

/* roulang page: article */
:root{
  --green:#10362B;
  --green-2:#17513F;
  --lime:#C6F24E;
  --paper:#F6F4EF;
  --white:#FFFFFF;
  --text:#14181A;
  --text-2:#5B6663;
  --text-3:#8B948F;
  --line:#E3E1D9;
  --clay:#D2542B;
  --soft:#F0F3EC;
  --r-card:18px;
  --r-btn:10px;
  --r-img:14px;
  --shadow-hover:0 10px 28px rgba(16,54,43,.10);
  --shadow-soft:0 2px 10px rgba(16,54,43,.06);
  --ease:cubic-bezier(.22,1,.36,1);
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--paper);
  color:var(--text);
  font-family:"PingFang SC","HarmonyOS Sans","Microsoft YaHei","Noto Sans SC","Helvetica Neue",Arial,sans-serif;
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto;}
a{color:inherit;text-decoration:none;}
button,input,textarea,select{font:inherit;color:inherit;}
button{cursor:pointer;background:none;border:0;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4,p{margin:0;}
:focus-visible{outline:2px solid var(--lime);outline-offset:2px;border-radius:4px;}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px;}
@media (min-width:768px){.container{padding:0 24px;}}
@media (min-width:1024px){.container{padding:0 32px;}}
.num{font-variant-numeric:tabular-nums;font-feature-settings:"tnum";}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:60;background:rgba(255,255,255,.96);
  border-bottom:1px solid var(--line);
  transition:height .28s var(--ease),background .28s var(--ease),box-shadow .28s var(--ease);
  backdrop-filter:blur(0px);
}
.site-header.is-scrolled{background:rgba(255,255,255,.88);backdrop-filter:blur(10px);box-shadow:0 6px 20px rgba(16,54,43,.06);}
.header-inner{display:flex;align-items:center;gap:24px;height:72px;transition:height .28s var(--ease);}
.site-header.is-scrolled .header-inner{height:60px;}
.brand{display:inline-flex;align-items:center;gap:10px;font-weight:800;font-size:17px;letter-spacing:-.01em;color:var(--green);white-space:nowrap;}
.brand-mark{width:12px;height:12px;border-radius:3px;background:var(--lime);box-shadow:inset 0 0 0 1px rgba(16,54,43,.25);flex:none;}
.desktop-nav{display:none;align-items:center;gap:4px;margin-left:8px;}
@media (min-width:1024px){.desktop-nav{display:flex;}}
.nav-link{position:relative;padding:8px 14px;font-size:15px;color:var(--text-2);border-radius:8px;transition:color .2s var(--ease);}
.nav-link::after{
  content:"";position:absolute;left:14px;right:14px;bottom:2px;height:2px;background:var(--green);
  transform:scaleX(0);transform-origin:left;transition:transform .28s var(--ease);border-radius:2px;
}
.nav-link:hover{color:var(--green);}
.nav-link:hover::after{transform:scaleX(1);}
.nav-link.is-active{color:var(--green);font-weight:600;}
.nav-link.is-active::after{transform:scaleX(1);}
.nav-link.is-active::before{content:"";position:absolute;right:10px;bottom:0;width:6px;height:6px;border-radius:999px;background:var(--lime);}
.header-actions{display:flex;align-items:center;gap:12px;margin-left:auto;}
.link-login{display:none;font-size:15px;color:var(--text-2);padding:6px 8px;border-radius:8px;transition:color .2s var(--ease);}
.link-login:hover{color:var(--green);}
@media (min-width:768px){.link-login{display:inline-block;}}
.menu-toggle{width:42px;height:42px;border-radius:10px;border:1px solid var(--line);display:inline-flex;align-items:center;justify-content:center;background:var(--white);transition:border-color .2s var(--ease),background .2s var(--ease);}
.menu-toggle:hover{border-color:var(--green);background:var(--soft);}
.menu-toggle span,.menu-toggle span::before,.menu-toggle span::after{display:block;width:18px;height:2px;background:var(--green);border-radius:2px;position:relative;transition:transform .25s var(--ease);}
.menu-toggle span::before,.menu-toggle span::after{content:"";position:absolute;left:0;}
.menu-toggle span::before{top:-6px;}
.menu-toggle span::after{top:6px;}
@media (min-width:1024px){.menu-toggle{display:none;}}

/* ---------- buttons ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:var(--r-btn);font-weight:600;font-size:15px;line-height:1;padding:14px 22px;border:1px solid transparent;transition:transform .2s var(--ease),background .2s var(--ease),color .2s var(--ease),box-shadow .2s var(--ease),border-color .2s var(--ease);}
.btn-sm{padding:11px 18px;font-size:14px;}
.btn-primary{background:var(--green);color:#fff;box-shadow:0 1px 0 rgba(0,0,0,.04);}
.btn-primary:hover{background:var(--green-2);transform:translateY(-1px);box-shadow:2px 2px 0 0 var(--lime),var(--shadow-hover);}
.btn-primary:active{transform:translateY(0);}
.btn-ghost{background:var(--white);color:var(--green);border-color:var(--green);}
.btn-ghost:hover{background:var(--soft);}
.btn-lime{background:var(--lime);color:var(--green);}
.btn-lime:hover{background:#d5f76b;transform:translateY(-1px);box-shadow:var(--shadow-hover);}
.btn-text{display:inline-flex;align-items:center;gap:6px;font-weight:600;color:var(--green);padding:6px 0;position:relative;}
.btn-text::after{content:"";position:absolute;left:0;bottom:0;height:2px;width:0;background:var(--lime);transition:width .28s var(--ease);}
.btn-text:hover::after{width:100%;}

/* ---------- article head ---------- */
.page-band{padding:36px 0 8px;}
@media (min-width:768px){.page-band{padding:48px 0 12px;}}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--text-3);margin-bottom:20px;}
.breadcrumb a{color:var(--text-2);transition:color .2s var(--ease);}
.breadcrumb a:hover{color:var(--green);}
.breadcrumb .sep{color:#C9C7BE;}
.breadcrumb .current{color:var(--text);max-width:100%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}
.article-title{font-size:clamp(1.9rem,3.6vw,3rem);font-weight:800;letter-spacing:-.02em;line-height:1.16;color:var(--text);max-width:900px;}
.meta-row{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-top:20px;font-size:13px;color:var(--text-3);}
.badge{display:inline-flex;align-items:center;gap:6px;padding:5px 12px;border-radius:999px;font-size:12px;font-weight:600;line-height:1.5;}
.badge-cat{background:#EDF1E6;color:var(--green);}
.badge-lock{background:var(--lime);color:var(--green);}
.meta-dot{width:4px;height:4px;border-radius:999px;background:#CFCDC3;}

/* ---------- layout ---------- */
.article-shell{padding:36px 0 8px;}
@media (min-width:768px){.article-shell{padding:48px 0 8px;}}
.article-grid{display:grid;grid-template-columns:minmax(0,1fr);gap:40px;}
@media (min-width:1024px){.article-grid{grid-template-columns:minmax(0,1fr) 300px;gap:48px;align-items:start;}}
.article-main{min-width:0;max-width:780px;}
.article-cover{border-radius:var(--r-card);overflow:hidden;border:1px solid var(--line);background:var(--white);margin-bottom:36px;position:relative;}
.article-cover img{width:100%;aspect-ratio:16/9;object-fit:cover;border-radius:var(--r-img);}
.article-cover figcaption{font-size:13px;color:var(--text-3);padding:12px 16px;border-top:1px solid var(--line);background:var(--white);}

/* ---------- article body ---------- */
.article-body{
  background:var(--white);border:1px solid var(--line);border-radius:var(--r-card);
  padding:28px 22px;font-size:17px;line-height:1.9;color:#20262A;
}
@media (min-width:768px){.article-body{padding:44px 44px 40px;}}
.article-body > * + *{margin-top:1.2em;}
.article-body p{color:#2B3336;}
.article-body h2{
  position:relative;font-size:clamp(1.3rem,2.2vw,1.6rem);font-weight:800;line-height:1.4;
  color:var(--text);padding-left:16px;margin-top:2.1em;letter-spacing:-.01em;
}
.article-body h2::before{content:"";position:absolute;left:0;top:.22em;bottom:.22em;width:4px;border-radius:2px;background:var(--lime);}
.article-body h3{font-size:1.125rem;font-weight:700;color:var(--text);margin-top:1.7em;}
.article-body a{color:var(--green-2);font-weight:600;border-bottom:1px solid rgba(23,81,63,.3);transition:border-color .2s var(--ease),color .2s var(--ease);}
.article-body a:hover{color:var(--green);border-color:var(--lime);}
.article-body strong{font-weight:700;color:var(--text);}
.article-body blockquote{
  background:var(--paper);border-left:3px solid var(--green);border-radius:0 var(--r-img) var(--r-img) 0;
  padding:18px 22px;color:var(--text-2);font-size:16px;
}
.article-body ul,.article-body ol{padding-left:4px;}
.article-body ul li,.article-body ol li{position:relative;padding-left:24px;margin-top:.6em;color:#2B3336;}
.article-body ul li::before{content:"";position:absolute;left:4px;top:.72em;width:8px;height:8px;border-radius:2px;background:var(--lime);}
.article-body ol{counter-reset:li;}
.article-body ol li::before{
  counter-increment:li;content:counter(li);
  position:absolute;left:0;top:.34em;width:18px;height:18px;border-radius:999px;background:var(--green);color:#fff;
  font-size:11px;font-weight:700;display:flex;align-items:center;justify-content:center;font-variant-numeric:tabular-nums;
}
.article-body img{border-radius:var(--r-img);margin:1.4em 0;width:100%;}
.article-body figure{margin:1.6em 0;}
.article-body figcaption{font-size:13px;color:var(--text-3);text-align:center;margin-top:10px;}
.article-body table{width:100%;border-collapse:collapse;font-size:15px;display:block;overflow-x:auto;white-space:nowrap;}
.article-body th{background:var(--green);color:#fff;font-weight:600;text-align:left;padding:12px 16px;}
.article-body td{padding:12px 16px;border-bottom:1px solid var(--line);}
.article-body tbody tr:hover{background:#F7F9F3;}
.article-body pre{background:var(--green);color:#E8F2E6;border-radius:var(--r-img);padding:18px 20px;overflow-x:auto;font-size:14px;line-height:1.7;}
.article-body code{background:var(--soft);padding:2px 6px;border-radius:6px;font-size:.9em;}
.article-body pre code{background:none;padding:0;color:inherit;}
.article-body > p:first-of-type::first-letter{
  font-family:"Noto Serif SC",Georgia,serif;font-size:2.6em;line-height:.95;font-weight:700;color:var(--green);
  float:left;margin:.08em .12em 0 0;
}

/* inline unlock bar */
.unlock-bar{
  display:flex;flex-wrap:wrap;align-items:center;gap:16px;justify-content:space-between;
  background:#F4FBE2;border:1px solid #DCEFAC;border-radius:var(--r-card);padding:20px 22px;margin:1.8em 0;
}
.unlock-bar h4{font-size:16px;font-weight:700;color:var(--green);}
.unlock-bar p{font-size:14px;color:var(--text-2);margin-top:4px;}

/* ---------- sidebar ---------- */
.article-side{display:none;}
@media (min-width:1024px){.article-side{display:block;position:sticky;top:92px;}}
.side-card{background:var(--white);border:1px solid var(--line);border-radius:var(--r-card);padding:22px;margin-bottom:20px;}
.side-card h3{font-size:14px;font-weight:700;color:var(--green);letter-spacing:.04em;margin-bottom:14px;display:flex;align-items:center;gap:8px;}
.side-card h3::before{content:"";width:10px;height:10px;border-radius:3px;background:var(--lime);display:inline-block;}
.toc a{display:block;font-size:14px;color:var(--text-2);padding:7px 10px;border-left:2px solid var(--line);transition:color .2s var(--ease),border-color .2s var(--ease),background .2s var(--ease);}
.toc a:hover,.toc a.is-current{color:var(--green);border-color:var(--lime);background:#FAFBF6;}
.hot-list li + li{border-top:1px solid var(--line);}
.hot-list a{display:block;font-size:14px;color:var(--text-2);padding:12px 0;line-height:1.6;transition:color .2s var(--ease);}
.hot-list a:hover{color:var(--green);}
.hot-list .hot-tag{display:block;font-size:12px;color:var(--text-3);margin-top:4px;}

/* ---------- related ---------- */
.section{padding:64px 0;}
@media (min-width:768px){.section{padding:80px 0;}}
@media (min-width:1024px){.section{padding:96px 0;}}
.section-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:32px;}
.section-head h2{font-size:clamp(1.5rem,2.6vw,2rem);font-weight:800;letter-spacing:-.01em;color:var(--text);}
.section-head p{font-size:15px;color:var(--text-2);margin-top:8px;}
.related-grid{display:grid;grid-template-columns:1fr;gap:24px;}
@media (min-width:1024px){.related-grid{grid-template-columns:1.35fr 1fr;align-items:stretch;}}
.related-side{display:grid;gap:24px;}
.card{background:var(--white);border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;transition:box-shadow .3s var(--ease),transform .3s var(--ease),border-color .3s var(--ease);}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:rgba(198,242,78,.9);}
.card:hover .card-img img{transform:scale(1.04);}
.card-img{overflow:hidden;background:#EFEDE7;}
.card-img img{width:100%;transition:transform .6s var(--ease);}
.card-body{padding:22px;}
.card-body h3{font-size:18px;font-weight:700;line-height:1.5;color:var(--text);}
.card-body p{font-size:14px;color:var(--text-2);margin-top:10px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.card-meta{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-top:16px;font-size:13px;color:var(--text-3);}
.card-hero .card-img img{aspect-ratio:16/9;object-fit:cover;}
.card-mini{display:grid;grid-template-columns:132px minmax(0,1fr);align-items:stretch;}
.card-mini .card-img img{height:100%;min-height:112px;object-fit:cover;}
.card-mini .card-body{padding:16px 18px;}
.card-mini .card-body h3{font-size:15px;}
.card-mini .card-body p{-webkit-line-clamp:2;font-size:13px;}

/* ---------- cta ---------- */
.cta-band{background:var(--green);color:#fff;border-radius:0;position:relative;overflow:hidden;}
.cta-band::after{content:"";position:absolute;right:-80px;top:-80px;width:280px;height:280px;border-radius:999px;background:rgba(198,242,78,.14);}
.cta-inner{position:relative;z-index:1;display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:28px;padding:56px 0;}
@media (min-width:1024px){.cta-inner{padding:72px 0;}}
.cta-inner h2{font-size:clamp(1.5rem,2.6vw,2.1rem);font-weight:800;line-height:1.25;letter-spacing:-.01em;max-width:620px;}
.cta-inner p{color:rgba(255,255,255,.72);font-size:15px;margin-top:12px;max-width:560px;}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;}

/* ---------- footer ---------- */
.site-footer{background:var(--green);color:rgba(255,255,255,.78);padding:64px 0 0;margin-top:0;}
.footer-grid{display:grid;grid-template-columns:1fr;gap:36px;padding-bottom:48px;}
@media (min-width:768px){.footer-grid{grid-template-columns:1.4fr 1fr 1fr 1fr;gap:32px;}}
.footer-brand{display:inline-flex;align-items:center;gap:10px;font-weight:800;font-size:17px;color:#fff;margin-bottom:14px;}
.site-footer p{font-size:14px;line-height:1.85;color:rgba(255,255,255,.68);max-width:320px;}
.footer-col h4{color:#fff;font-size:15px;font-weight:700;margin-bottom:16px;}
.footer-col a{display:block;font-size:14px;color:rgba(255,255,255,.72);padding:6px 0;transition:color .2s var(--ease);}
.footer-col a:hover{color:var(--lime);}
.footer-bottom{border-top:1px solid rgba(255,255,255,.14);padding:20px 0;display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;font-size:13px;color:rgba(255,255,255,.55);}

/* ---------- mobile drawer ---------- */
.drawer{position:fixed;inset:0;z-index:80;background:var(--white);transform:translateY(-100%);transition:transform .36s var(--ease);display:flex;flex-direction:column;padding:20px;overflow-y:auto;}
.drawer.is-open{transform:translateY(0);}
.drawer-top{display:flex;align-items:center;justify-content:space-between;padding-bottom:18px;border-bottom:1px solid var(--line);}
.drawer-close{width:40px;height:40px;border-radius:10px;border:1px solid var(--line);font-size:20px;line-height:1;color:var(--green);}
.drawer-nav{padding:18px 0;display:grid;gap:6px;}
.drawer-nav a{padding:14px 12px;border-radius:12px;font-size:16px;font-weight:600;color:var(--text);transition:background .2s var(--ease),color .2s var(--ease);}
.drawer-nav a:hover,.drawer-nav a.is-active{background:var(--soft);color:var(--green);}
.drawer-foot{margin-top:auto;padding-top:22px;border-top:1px solid var(--line);display:grid;gap:12px;}
.drawer-foot .btn{width:100%;}

/* ---------- misc ---------- */
.empty-state{
  min-height:220px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;
  background:var(--white);border:1px dashed var(--line);border-radius:var(--r-card);text-align:center;padding:40px 24px;
}
.empty-state .ico{width:40px;height:40px;border-radius:12px;background:var(--soft);display:flex;align-items:center;justify-content:center;font-size:18px;color:var(--green);}
.empty-state p{color:var(--text-2);font-size:15px;}
.to-top{
  position:fixed;right:20px;bottom:24px;z-index:70;width:46px;height:46px;border-radius:999px;
  background:var(--green);color:#fff;display:flex;align-items:center;justify-content:center;font-size:18px;
  box-shadow:var(--shadow-hover);opacity:0;pointer-events:none;transform:translateY(10px);
  transition:opacity .3s var(--ease),transform .3s var(--ease),background .2s var(--ease);
}
.to-top.is-visible{opacity:1;pointer-events:auto;transform:translateY(0);}
.to-top:hover{background:var(--green-2);}
.reveal{opacity:0;transform:translateY(20px);transition:opacity .5s var(--ease),transform .5s var(--ease);}
.reveal.is-in{opacity:1;transform:none;}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important;}
  .reveal{opacity:1;transform:none;}
  html{scroll-behavior:auto;}
}

/* roulang page: category2 */
:root{
  --green-900:#10362B;
  --green-700:#17513F;
  --green-050:#F0F3EC;
  --lime:#C6F24E;
  --paper:#F6F4EF;
  --white:#FFFFFF;
  --ink:#14181A;
  --ink-2:#5B6663;
  --ink-3:#8B948F;
  --line:#E3E1D9;
  --clay:#D2542B;
  --r-card:18px;
  --r-btn:10px;
  --r-img:14px;
  --r-pill:999px;
  --shadow-1:0 10px 28px rgba(16,54,43,.10);
  --ease:cubic-bezier(.22,1,.36,1);
  --container:1200px;
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--paper);
  color:var(--ink);
  font-family:"Inter","PingFang SC","HarmonyOS Sans","Microsoft YaHei","Noto Sans SC",-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
body.drawer-open{overflow:hidden}
img{max-width:100%;height:auto;display:block}
a{color:var(--green-700);text-decoration:none}
a:hover{color:var(--green-900)}
button{font:inherit;color:inherit}
input,textarea,select{font:inherit}
:focus-visible{outline:2px solid var(--lime);outline-offset:2px}
::selection{background:var(--lime);color:var(--green-900)}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}

.container{width:100%;max-width:var(--container);margin:0 auto;padding-left:20px;padding-right:20px}
@media(min-width:768px){.container{padding-left:24px;padding-right:24px}}
@media(min-width:1024px){.container{padding-left:32px;padding-right:32px}}

/* ============ 顶部导航 ============ */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(255,255,255,.96);
  border-bottom:1px solid var(--line);
  transition:background .3s var(--ease),box-shadow .3s var(--ease);
}
.site-header.is-scrolled{
  background:rgba(255,255,255,.86);
  -webkit-backdrop-filter:saturate(160%) blur(12px);
  backdrop-filter:saturate(160%) blur(12px);
  box-shadow:0 6px 20px rgba(16,54,43,.07);
}
.header-inner{display:flex;align-items:center;gap:24px;height:72px;transition:height .3s var(--ease)}
.site-header.is-scrolled .header-inner{height:60px}
.brand{display:inline-flex;align-items:center;gap:10px;font-size:17px;font-weight:800;letter-spacing:-.01em;color:var(--green-900);white-space:nowrap}
.brand:hover{color:var(--green-900)}
.brand-mark{width:14px;height:14px;flex:none;border-radius:4px;background:var(--lime);box-shadow:inset 0 0 0 3px var(--green-900);transform:rotate(45deg)}
.desktop-nav{display:flex;align-items:center;gap:28px;margin-left:auto}
.nav-link{position:relative;padding:6px 0;font-size:15px;font-weight:500;color:var(--ink-2);transition:color .2s var(--ease)}
.nav-link::after{content:"";position:absolute;left:0;right:0;bottom:0;height:2px;background:var(--green-900);transform:scaleX(0);transform-origin:left;transition:transform .28s var(--ease)}
.nav-link:hover{color:var(--green-900)}
.nav-link:hover::after{transform:scaleX(1)}
.nav-link.is-active{color:var(--green-900);font-weight:700}
.nav-link.is-active::after{transform:scaleX(1)}
.nav-link.is-active::before{content:"";position:absolute;right:0;bottom:-3px;width:6px;height:6px;border-radius:50%;background:var(--lime)}
.header-actions{display:flex;align-items:center;gap:14px;margin-left:8px}
.link-login{font-size:15px;font-weight:600;color:var(--green-900);padding:6px 2px;border-bottom:2px solid transparent;transition:border-color .2s var(--ease),color .2s var(--ease)}
.link-login:hover{border-color:var(--lime)}

/* ============ 按钮 ============ */
.btn{
  position:relative;display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 22px;border:1px solid transparent;border-radius:var(--r-btn);
  font-size:15px;font-weight:700;line-height:1;cursor:pointer;overflow:hidden;
  transition:transform .2s var(--ease),background .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease);
}
.btn:focus-visible{outline:2px solid var(--lime);outline-offset:2px}
.btn-primary{background:var(--green-900);color:#fff}
.btn-primary:hover{background:var(--green-700);color:#fff;transform:translateY(-1px)}
.btn-primary::after{content:"";position:absolute;right:0;bottom:0;width:0;height:2px;background:var(--lime);transition:width .32s var(--ease)}
.btn-primary:hover::after{width:100%}
.btn-ghost{background:#fff;color:var(--green-900);border-color:var(--green-900)}
.btn-ghost:hover{background:var(--green-050);color:var(--green-900);transform:translateY(-1px)}
.btn-lime{background:var(--lime);color:var(--green-900)}
.btn-lime:hover{background:#d6f873;color:var(--green-900);transform:translateY(-1px)}
.btn-outline-light{background:transparent;color:#fff;border-color:rgba(255,255,255,.45)}
.btn-outline-light:hover{background:rgba(255,255,255,.12);color:#fff;transform:translateY(-1px)}
.btn-sm{height:40px;padding:0 16px;font-size:14px}
.btn-lg{height:54px;padding:0 30px;font-size:16px}
.text-link{position:relative;display:inline-block;font-size:14px;font-weight:700;color:var(--green-900)}
.text-link::after{content:"";position:absolute;left:0;right:0;bottom:-3px;height:2px;background:var(--lime);transform:scaleX(0);transform-origin:left;transition:transform .28s var(--ease)}
.text-link:hover::after{transform:scaleX(1)}

.menu-toggle{
  display:none;width:42px;height:42px;flex:none;position:relative;
  background:#fff;border:1px solid var(--line);border-radius:10px;cursor:pointer;
  transition:border-color .2s var(--ease),background .2s var(--ease);
}
.menu-toggle:hover{border-color:var(--green-900)}
.menu-toggle span,
.menu-toggle span::before,
.menu-toggle span::after{
  position:absolute;left:50%;width:18px;height:2px;background:var(--green-900);border-radius:2px;
  transform:translateX(-50%);transition:transform .25s var(--ease);
}
.menu-toggle span{top:50%;margin-top:-1px}
.menu-toggle span::before{content:"";left:0;top:-6px;transform:none}
.menu-toggle span::after{content:"";left:0;top:6px;transform:none}

/* ============ 抽屉 ============ */
.mobile-drawer{position:fixed;inset:0;z-index:90;visibility:hidden;pointer-events:none}
.mobile-drawer.is-open{visibility:visible;pointer-events:auto}
.drawer-backdrop{position:absolute;inset:0;background:rgba(16,54,43,.45);opacity:0;transition:opacity .3s var(--ease)}
.mobile-drawer.is-open .drawer-backdrop{opacity:1}
.drawer-panel{
  position:absolute;top:0;right:0;bottom:0;width:min(88vw,360px);
  background:#fff;padding:22px 22px 26px;display:flex;flex-direction:column;gap:8px;
  transform:translateX(100%);transition:transform .38s var(--ease);overflow-y:auto;
}
.mobile-drawer.is-open .drawer-panel{transform:none}
.drawer-head{display:flex;align-items:center;justify-content:space-between;gap:12px;padding-bottom:16px;border-bottom:1px solid var(--line)}
.drawer-brand{display:inline-flex;align-items:center;gap:10px;font-weight:800;color:var(--green-900);font-size:16px}
.drawer-close{width:38px;height:38px;border:1px solid var(--line);border-radius:10px;background:#fff;cursor:pointer;font-size:16px;line-height:1;color:var(--green-900)}
.drawer-close:hover{border-color:var(--green-900)}
.drawer-label{font-size:12px;font-weight:700;letter-spacing:.12em;color:var(--ink-3);margin:18px 0 6px}
.drawer-nav{display:flex;flex-direction:column}
.drawer-nav a{display:flex;align-items:center;justify-content:space-between;padding:13px 2px;font-size:16px;font-weight:600;color:var(--ink);border-bottom:1px solid var(--line)}
.drawer-nav a:hover{color:var(--green-700)}
.drawer-nav a.is-active{color:var(--green-900)}
.drawer-nav a.is-active::after{content:"";width:6px;height:6px;border-radius:50%;background:var(--lime)}
.drawer-foot{margin-top:auto;padding-top:22px;display:grid;gap:10px}

.mobile-cta-bar{
  display:none;position:fixed;left:0;right:0;bottom:0;z-index:70;
  background:rgba(255,255,255,.96);border-top:1px solid var(--line);
  padding:10px 16px;gap:10px;align-items:center;justify-content:space-between;
  -webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);
}
.mobile-cta-bar .btn{flex:1}

/* ============ 版块 ============ */
.section{padding:32px 0}
@media(min-width:768px){.section{padding:40px 0}}
@media(min-width:1024px){.section{padding:56px 0}}
.section-head{max-width:720px;margin-bottom:32px}
.section-head--row{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;max-width:none;flex-wrap:wrap}
.eyebrow{display:inline-flex;align-items:center;gap:8px;margin-bottom:12px;font-size:13px;font-weight:700;letter-spacing:.12em;color:var(--green-700)}
.eyebrow::before{content:"";width:18px;height:2px;background:var(--lime)}
.h2{margin:0 0 12px;font-size:clamp(1.5rem,2.6vw,2rem);font-weight:800;letter-spacing:-.02em;line-height:1.22;color:var(--green-900)}
.lead{margin:0;font-size:16px;line-height:1.85;color:var(--ink-2)}
.h3{margin:0 0 8px;font-size:1.125rem;font-weight:800;color:var(--green-900);letter-spacing:-.01em}

/* ============ 首屏 ============ */
.page-hero{position:relative;overflow:hidden;background:var(--green-900);color:#fff}
.page-hero::before{
  content:"";position:absolute;inset:0;
  background-image:url(/assets/images/backpic/back-2.webp);
  background-size:cover;background-position:center;opacity:.34;
}
.page-hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(118deg,rgba(16,54,43,.96) 0%,rgba(16,54,43,.82) 52%,rgba(23,81,63,.62) 100%);
}
.page-hero .container{position:relative;z-index:2;padding-top:34px;padding-bottom:88px}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;margin-bottom:26px;font-size:13px;color:rgba(255,255,255,.66)}
.breadcrumb a{color:rgba(255,255,255,.84)}
.breadcrumb a:hover{color:var(--lime)}
.breadcrumb .sep{color:rgba(255,255,255,.35)}
.breadcrumb [aria-current]{color:#fff}
.hero-tag{
  display:inline-flex;align-items:center;gap:8px;height:30px;padding:0 14px;margin-bottom:18px;
  border-radius:var(--r-pill);background:rgba(198,242,78,.14);border:1px solid rgba(198,242,78,.42);
  color:var(--lime);font-size:13px;font-weight:700;letter-spacing:.04em;
}
.hero-title{margin:0 0 16px;font-size:clamp(2.1rem,4.6vw,3.5rem);font-weight:800;letter-spacing:-.02em;line-height:1.08;color:#fff}
.hero-sub{margin:0 0 18px;font-size:clamp(1.05rem,1.8vw,1.25rem);font-weight:600;color:rgba(255,255,255,.94)}
.hero-text{margin:0;max-width:640px;font-size:16px;line-height:1.9;color:rgba(255,255,255,.76)}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px}
.anchor-nav{display:flex;flex-wrap:wrap;gap:10px;margin-top:32px;padding-top:26px;border-top:1px solid rgba(255,255,255,.16)}
.anchor-nav a{
  display:inline-flex;align-items:center;height:36px;padding:0 16px;border-radius:var(--r-pill);
  border:1px solid rgba(255,255,255,.28);color:rgba(255,255,255,.86);font-size:14px;
  transition:background .22s var(--ease),color .22s var(--ease),border-color .22s var(--ease);
}
.anchor-nav a:hover{background:var(--lime);border-color:var(--lime);color:var(--green-900)}

/* ============ KPI ============ */
.kpi-strip{
  display:grid;grid-template-columns:repeat(4,1fr);gap:1px;
  background:var(--line);border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;
  margin-top:-58px;position:relative;z-index:5;box-shadow:0 18px 44px rgba(16,54,43,.12);
}
.kpi-item{background:#fff;padding:26px 22px}
.kpi-num{font-size:clamp(1.7rem,3vw,2.4rem);font-weight:800;line-height:1.1;color:var(--green-900);font-variant-numeric:tabular-nums;letter-spacing:-.02em}
.kpi-label{margin-top:8px;font-size:14px;font-weight:700;color:var(--ink)}
.kpi-note{margin:4px 0 0;font-size:13px;line-height:1.7;color:var(--ink-3)}
@media(max-width:1023px){.kpi-strip{grid-template-columns:repeat(2,1fr)}}
@media(max-width:560px){.kpi-strip{grid-template-columns:1fr;margin-top:-40px}}

.overview-note{margin-top:34px;max-width:860px}
.chip-row{display:flex;flex-wrap:wrap;gap:10px;margin:22px 0 0;padding:0;list-style:none}
.chip{
  display:inline-flex;align-items:center;gap:8px;height:34px;padding:0 15px;border-radius:var(--r-pill);
  background:#fff;border:1px solid var(--line);font-size:14px;color:var(--green-900);font-weight:600;
  transition:border-color .22s var(--ease),transform .22s var(--ease);
}
.chip::before{content:"";width:6px;height:6px;border-radius:2px;background:var(--lime)}
.chip:hover{border-color:rgba(198,242,78,.95);transform:translateY(-1px)}

/* ============ 阶梯 ============ */
.ladder{display:grid;gap:18px}
.ladder-item{
  display:grid;grid-template-columns:auto 1fr auto;gap:24px;align-items:center;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);padding:26px 28px;
  transition:transform .28s var(--ease),box-shadow .28s var(--ease),border-color .28s var(--ease);
}
.ladder-item:nth-child(2){margin-left:32px}
.ladder-item:nth-child(3){margin-left:64px}
.ladder-item:nth-child(4){margin-left:96px;background:linear-gradient(180deg,#fff 0%,#FBFCF6 100%)}
.ladder-item:hover{transform:translateY(-4px);box-shadow:var(--shadow-1);border-color:rgba(198,242,78,.9)}
.ladder-num{
  font-size:clamp(2rem,3.4vw,2.75rem);font-weight:800;line-height:1;color:var(--green-900);
  font-variant-numeric:tabular-nums;letter-spacing:-.03em;
}
.ladder-num span{font-size:14px;font-weight:700;color:var(--lime);background:var(--green-900);border-radius:6px;padding:2px 6px;vertical-align:middle;margin-left:6px;letter-spacing:0}
.ladder-desc{margin:6px 0 12px;font-size:15px;color:var(--ink-2)}
.tick-list{display:flex;flex-wrap:wrap;gap:8px 22px;margin:0;padding:0;list-style:none}
.tick-list li{position:relative;padding-left:16px;font-size:14px;color:var(--ink-2)}
.tick-list li::before{content:"";position:absolute;left:0;top:.72em;width:7px;height:7px;border-radius:2px;background:var(--lime)}
@media(max-width:1023px){
  .ladder-item{grid-template-columns:auto 1fr;gap:18px}
  .ladder-item .btn{grid-column:1 / -1;justify-self:start}
  .ladder-item:nth-child(2),.ladder-item:nth-child(3),.ladder-item:nth-child(4){margin-left:0}
}
@media(max-width:560px){
  .ladder-item{grid-template-columns:1fr;padding:22px 20px}
  .ladder-item .btn{grid-column:auto}
}

/* ============ 数据面板横滑 ============ */
.deck-nav{display:flex;gap:10px}
.deck-btn{
  width:44px;height:44px;display:inline-flex;align-items:center;justify-content:center;
  background:#fff;border:1px solid var(--line);border-radius:50%;color:var(--green-900);cursor:pointer;
  transition:border-color .22s var(--ease),background .22s var(--ease),transform .22s var(--ease);
}
.deck-btn:hover{border-color:var(--green-900);background:var(--green-050);transform:translateY(-1px)}
.deck{
  display:flex;gap:20px;overflow-x:auto;scroll-snap-type:x mandatory;
  padding:6px 2px 20px;scrollbar-width:none;-ms-overflow-style:none;
}
.deck::-webkit-scrollbar{display:none}
.deck-card{
  flex:0 0 300px;scroll-snap-align:start;background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  overflow:hidden;transition:transform .28s var(--ease),box-shadow .28s var(--ease),border-color .28s var(--ease);
}
.deck-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-1);border-color:rgba(198,242,78,.9)}
.deck-media{position:relative;overflow:hidden;background:var(--green-050)}
.deck-media img{width:100%;aspect-ratio:16/9;object-fit:cover;transition:transform .5s var(--ease)}
.deck-card:hover .deck-media img{transform:scale(1.04)}
.deck-body{padding:20px 20px 22px}
.deck-body h3{margin:12px 0 8px;font-size:1.0625rem;font-weight:800;color:var(--green-900)}
.deck-body p{margin:0 0 16px;font-size:14px;line-height:1.8;color:var(--ink-2)}
.badge{
  display:inline-flex;align-items:center;gap:6px;height:26px;padding:0 12px;border-radius:var(--r-pill);
  font-size:12px;font-weight:700;letter-spacing:.02em;
}
.badge-default{background:var(--green-050);color:var(--green-900)}
.badge-lime{background:rgba(198,242,78,.28);color:var(--green-900);border:1px solid rgba(198,242,78,.85)}
.badge-dark{background:var(--green-900);color:var(--lime)}
@media(max-width:560px){.deck-card{flex:0 0 260px}}

/* ============ 表格 ============ */
.table-scroll{
  overflow-x:auto;background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  -webkit-overflow-scrolling:touch;
}
.data-table{width:100%;min-width:760px;border-collapse:collapse;font-size:15px}
.data-table caption{text-align:left;padding:0}
.data-table th{
  background:var(--green-900);color:#fff;font-weight:700;font-size:14px;text-align:left;
  padding:15px 20px;white-space:nowrap;
}
.data-table td{padding:15px 20px;border-top:1px solid var(--line);color:var(--ink-2);line-height:1.7}
.data-table tbody tr{transition:background .2s var(--ease)}
.data-table tbody tr:hover{background:#F7F9F3}
.data-table td:first-child{font-weight:700;color:var(--ink)}
.data-table th:first-child,
.data-table td:first-child{position:sticky;left:0;z-index:2;background:#fff;box-shadow:1px 0 0 var(--line)}
.data-table th:first-child{background:var(--green-900);color:#fff}
.data-table tbody tr:hover td:first-child{background:#F7F9F3}
.table-note{margin:14px 0 0;font-size:13px;color:var(--ink-3)}

/* ============ 时间线 ============ */
.timeline{position:relative;margin:0;padding:4px 0 4px 34px;list-style:none;max-width:820px}
.timeline::before{content:"";position:absolute;left:9px;top:12px;bottom:12px;width:2px;background:linear-gradient(180deg,var(--green-900),rgba(16,54,43,.12))}
.timeline-item{position:relative;padding-bottom:28px}
.timeline-item:last-child{padding-bottom:0}
.timeline-item::before{
  content:"";position:absolute;left:-33px;top:9px;width:12px;height:12px;border-radius:50%;
  background:#fff;border:2px solid var(--green-900);
}
.timeline-item:first-child::before{background:var(--lime);border-color:var(--green-900)}
.timeline-step{display:inline-block;margin-bottom:6px;font-size:12px;font-weight:700;letter-spacing:.08em;color:var(--green-700)}
.timeline-item h3{margin:0 0 6px;font-size:1.0625rem;font-weight:800;color:var(--green-900)}
.timeline-item p{margin:0;font-size:15px;color:var(--ink-2)}

/* ============ FAQ ============ */
.faq-list{max-width:900px}
.faq-item{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);margin-bottom:14px;overflow:hidden;
  transition:border-color .26s var(--ease),box-shadow .26s var(--ease);
}
.faq-item:hover{border-color:rgba(16,54,43,.32)}
.faq-item.is-open{border-color:rgba(16,54,43,.4);box-shadow:var(--shadow-1)}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:20px 22px;background:none;border:0;text-align:left;cursor:pointer;
  font-size:16px;font-weight:700;color:var(--ink);
}
.faq-q:focus-visible{outline:2px solid var(--lime);outline-offset:-2px}
.faq-ico{position:relative;width:22px;height:22px;flex:none}
.faq-ico::before,.faq-ico::after{content:"";position:absolute;background:var(--green-900);border-radius:2px;transition:transform .3s var(--ease),opacity .3s var(--ease)}
.faq-ico::before{left:0;right:0;top:10px;height:2px}
.faq-ico::after{top:0;bottom:0;left:10px;width:2px}
.faq-item.is-open .faq-ico::after{transform:scaleY(0);opacity:0}
.faq-a{max-height:0;overflow:hidden;transition:max-height .4s var(--ease)}
.faq-a-inner{
  margin:0 22px 22px;padding-left:16px;border-left:2px solid var(--lime);
  font-size:15px;line-height:1.85;color:var(--ink-2);
}
.faq-a-inner p{margin:0}

/* ============ CTA ============ */
.cta-band{
  position:relative;overflow:hidden;border-radius:24px;padding:48px 48px 52px;
  background:var(--green-900);color:#fff;
}
.cta-band::after{
  content:"";position:absolute;right:-70px;top:-70px;width:240px;height:240px;border-radius:50%;
  background:rgba(198,242,78,.16);
}
.cta-band::before{
  content:"";position:absolute;left:-40px;bottom:-90px;width:200px;height:200px;border-radius:50%;
  background:rgba(255,255,255,.05);
}
.cta-inner{position:relative;z-index:2;max-width:720px}
.cta-band h2{margin:0 0 12px;font-size:clamp(1.5rem,2.6vw,2rem);font-weight:800;letter-spacing:-.02em;line-height:1.25;color:#fff}
.cta-band p{margin:0;font-size:15px;line-height:1.85;color:rgba(255,255,255,.76)}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px}
.cta-meta{margin-top:16px;font-size:13px;color:rgba(255,255,255,.6)}
@media(max-width:640px){.cta-band{padding:34px 24px 38px;border-radius:20px}}

/* ============ 页脚 ============ */
.site-footer{background:var(--green-900);color:rgba(255,255,255,.72);padding:64px 0 0;margin-top:56px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:36px}
.footer-brand{display:inline-flex;align-items:center;gap:10px;margin-bottom:14px;font-size:17px;font-weight:800;color:#fff}
.footer-brand .brand-mark{box-shadow:inset 0 0 0 3px var(--green-900)}
.site-footer p{margin:0;font-size:14px;line-height:1.85;color:rgba(255,255,255,.7);max-width:340px}
.footer-col h4{margin:0 0 14px;font-size:15px;font-weight:700;color:#fff}
.footer-col a{display:block;padding:5px 0;font-size:14px;color:rgba(255,255,255,.72);transition:color .2s var(--ease),transform .2s var(--ease)}
.footer-col a:hover{color:var(--lime);transform:translateX(2px)}
.footer-bottom{
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;align-items:center;
  margin-top:44px;padding:22px 0;border-top:1px solid rgba(255,255,255,.14);
  font-size:13px;color:rgba(255,255,255,.56);
}
@media(max-width:1023px){.footer-grid{grid-template-columns:1fr 1fr;gap:30px}}
@media(max-width:640px){.footer-grid{grid-template-columns:1fr}.site-footer{padding-top:48px}}

/* ============ 返回顶部 ============ */
.to-top{
  position:fixed;right:22px;bottom:26px;z-index:65;width:46px;height:46px;border-radius:50%;
  display:inline-flex;align-items:center;justify-content:center;
  background:var(--green-900);color:var(--lime);border:1px solid rgba(198,242,78,.4);cursor:pointer;
  opacity:0;visibility:hidden;transform:translateY(10px);
  transition:opacity .3s var(--ease),transform .3s var(--ease),visibility .3s;
}
.to-top.is-visible{opacity:1;visibility:visible;transform:none}
.to-top:hover{background:var(--green-700)}

/* ============ 动效 ============ */
.reveal{opacity:0;transform:translateY(20px);transition:opacity .55s var(--ease),transform .55s var(--ease)}
.reveal.is-in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.01ms !important;transition-duration:.01ms !important}
  .reveal{opacity:1;transform:none}
  html{scroll-behavior:auto}
}

/* ============ 响应式导航 ============ */
@media(max-width:1023px){
  .desktop-nav{display:none}
  .menu-toggle{display:inline-flex;align-items:center;justify-content:center}
  .header-actions .link-login{display:none}
  .header-actions .header-cta{display:none}
  .mobile-cta-bar{display:flex}
  body{padding-bottom:76px}
  .to-top{bottom:92px;right:16px}
}
@media(max-width:640px){
  .header-inner{height:62px;gap:14px}
  .brand{font-size:15.5px}
  .hero-actions .btn{width:100%}
  .cta-actions .btn{width:100%}
}

/* roulang page: category3 */
:root{
    --ink:#10362B;
    --ink-2:#17513F;
    --lime:#C6F24E;
    --paper:#F6F4EF;
    --white:#FFFFFF;
    --text:#14181A;
    --text-2:#5B6663;
    --text-3:#8B948F;
    --line:#E3E1D9;
    --clay:#D2542B;
    --r-card:18px;
    --r-btn:10px;
    --r-pill:999px;
    --r-img:14px;
    --shadow-1:0 10px 28px rgba(16,54,43,.10);
    --ease:cubic-bezier(.22,1,.36,1);
    --sp-section:64px;
  }
  @media (min-width:768px){ :root{ --sp-section:80px; } }
  @media (min-width:1024px){ :root{ --sp-section:112px; } }

  *,*::before,*::after{ box-sizing:border-box; }
  html{ -webkit-text-size-adjust:100%; scroll-behavior:smooth; }

  .site-body{
    margin:0;
    background:var(--paper);
    color:var(--text);
    font-family:"Inter","PingFang SC","HarmonyOS Sans","Microsoft YaHei","Noto Sans SC",system-ui,sans-serif;
    font-size:16px;
    line-height:1.85;
    -webkit-font-smoothing:antialiased;
  }
  .site-body img{ max-width:100%; display:block; }
  .site-body a{ color:inherit; text-decoration:none; }
  .site-body button{ font:inherit; color:inherit; cursor:pointer; }
  .site-body h1,.site-body h2,.site-body h3,.site-body h4{ margin:0; }
  .site-body p{ margin:0; }
  .site-body ul,.site-body ol{ margin:0; padding:0; list-style:none; }
  .site-body :focus-visible{ outline:2px solid var(--lime); outline-offset:2px; }

  .container{
    width:100%;
    max-width:1200px;
    margin:0 auto;
    padding-left:20px;
    padding-right:20px;
  }
  @media (min-width:768px){ .container{ padding-left:24px; padding-right:24px; } }
  @media (min-width:1024px){ .container{ padding-left:32px; padding-right:32px; } }

  /* 导航 */
  .site-header{
    position:sticky;
    top:0;
    z-index:60;
    background:#fff;
    border-bottom:1px solid var(--line);
    transition:background .3s var(--ease),box-shadow .3s var(--ease);
  }
  .site-header.is-scrolled{
    background:rgba(255,255,255,.93);
    backdrop-filter:blur(10px);
    box-shadow:0 6px 20px rgba(16,54,43,.07);
  }
  .header-inner{
    display:flex;
    align-items:center;
    justify-content:space-between;
    gap:20px;
    height:72px;
    transition:height .3s var(--ease);
  }
  .site-header.is-scrolled .header-inner{ height:60px; }
  .brand{
    display:inline-flex;
    align-items:center;
    gap:10px;
    font-weight:800;
    font-size:18px;
    letter-spacing:-.01em;
    color:var(--ink);
    white-space:nowrap;
  }
  .brand-mark{
    width:14px;height:14px;border-radius:4px;
    background:var(--lime);
    box-shadow:inset 0 0 0 2px var(--ink);
    flex:none;
  }
  .desktop-nav{ display:none; align-items:center; gap:4px; }
  @media (min-width:1024px){ .desktop-nav{ display:flex; } }
  .nav-link{
    position:relative;
    padding:10px 14px 12px;
    font-size:15px;
    color:var(--text-2);
    transition:color .22s var(--ease);
  }
  .nav-link::after{
    content:"";
    position:absolute;
    left:14px;right:14px;bottom:6px;
    height:2px;
    background:var(--ink);
    border-radius:2px;
    transform:scaleX(0);
    transform-origin:left;
    transition:transform .3s var(--ease);
  }
  .nav-link:hover{ color:var(--ink); }
  .nav-link:hover::after{ transform:scaleX(1); }
  .nav-link.is-active{ color:var(--ink); font-weight:600; }
  .nav-link.is-active::after{ transform:scaleX(1); }
  .nav-link.is-active::before{
    content:"";
    position:absolute;
    right:9px;bottom:4px;
    width:6px;height:6px;
    border-radius:50%;
    background:var(--lime);
  }
  .header-actions{ display:flex; align-items:center; gap:12px; }
  .link-login{ font-size:15px; color:var(--text-2); display:none; transition:color .22s var(--ease); }
  .link-login:hover{ color:var(--ink); }
  @media (min-width:640px){ .link-login{ display:inline-flex; } }
  .header-cta{ display:none; }
  @media (min-width:640px){ .header-cta{ display:inline-flex; } }
  .menu-toggle{
    width:42px;height:42px;
    display:inline-flex;
    align-items:center;
    justify-content:center;
    background:#fff;
    border:1px solid var(--line);
    border-radius:10px;
    position:relative;
    transition:border-color .22s var(--ease);
  }
  .menu-toggle:hover{ border-color:var(--lime); }
  .menu-toggle span,
  .menu-toggle span::before,
  .menu-toggle span::after{
    content:"";
    display:block;
    width:18px;height:2px;
    background:var(--ink);
    border-radius:2px;
    transition:transform .3s var(--ease),opacity .2s var(--ease);
  }
  .menu-toggle span::before{ transform:translateY(-6px); }
  .menu-toggle span::after{ transform:translateY(4px); }
  @media (min-width:1024px){ .menu-toggle{ display:none; } }

  /* 移动抽屉 */
  .drawer{
    position:fixed;
    inset:0;
    z-index:90;
    background:#fff;
    display:flex;
    flex-direction:column;
    padding:20px;
    transform:translateX(100%);
    visibility:hidden;
    transition:transform .35s var(--ease),visibility .35s var(--ease);
  }
  .drawer.is-open{ transform:translateX(0); visibility:visible; }
  @media (min-width:1024px){ .drawer{ display:none; } }
  .drawer-head{ display:flex; align-items:center; justify-content:space-between; margin-bottom:28px; }
  .drawer-close{
    width:42px;height:42px;border:1px solid var(--line);border-radius:10px;background:#fff;
    display:inline-flex;align-items:center;justify-content:center;font-size:20px;line-height:1;color:var(--ink);
  }
  .drawer-nav{ display:flex; flex-direction:column; gap:4px; }
  .drawer-nav a{
    padding:14px 12px;
    font-size:16px;
    color:var(--text-2);
    border-bottom:1px solid var(--line);
    border-radius:8px;
    transition:color .2s var(--ease),background .2s var(--ease);
  }
  .drawer-nav a:hover{ color:var(--ink); background:#F7F9F3; }
  .drawer-nav a.is-active{ color:var(--ink); font-weight:700; border-bottom-color:var(--lime); }
  .drawer-foot{ margin-top:auto; padding-top:24px; display:grid; gap:12px; }

  /* 按钮 */
  .btn{
    display:inline-flex;
    align-items:center;
    justify-content:center;
    gap:8px;
    height:48px;
    padding:0 24px;
    border-radius:var(--r-btn);
    border:1px solid transparent;
    font-size:15px;
    font-weight:600;
    letter-spacing:.01em;
    transition:transform .25s var(--ease),background .25s var(--ease),box-shadow .25s var(--ease),border-color .25s var(--ease),color .25s var(--ease);
  }
  .btn-primary{ background:var(--ink); color:#fff; }
  .btn-primary:hover{ background:var(--ink-2); transform:translateY(-1px); box-shadow:2px 2px 0 var(--lime); }
  .btn-ghost{ background:#fff; color:var(--ink); border-color:var(--ink); }
  .btn-ghost:hover{ background:#F0F3EC; transform:translateY(-1px); }
  .btn-lime{ background:var(--lime); color:var(--ink); }
  .btn-lime:hover{ background:#b6e63d; transform:translateY(-1px); box-shadow:0 8px 20px rgba(198,242,78,.35); }
  .btn-sm{ height:40px; padding:0 18px; font-size:14px; border-radius:9px; }
  .btn-block{ width:100%; }
  .btn:active{ transform:translateY(0); }
  .link-underline{
    position:relative;
    display:inline-flex;
    align-items:center;
    gap:6px;
    font-size:15px;
    font-weight:600;
    color:var(--ink);
    padding-bottom:4px;
  }
  .link-underline::after{
    content:"";
    position:absolute;
    left:0;bottom:0;
    width:16px;height:2px;
    background:var(--lime);
    border-radius:2px;
    transition:width .3s var(--ease);
  }
  .link-underline:hover::after{ width:100%; }

  /* 面包屑 */
  .breadcrumb{
    display:flex;
    flex-wrap:wrap;
    align-items:center;
    gap:8px;
    font-size:13px;
    color:var(--text-3);
    margin-bottom:26px;
  }
  .breadcrumb a{ color:var(--text-2); transition:color .2s var(--ease); }
  .breadcrumb a:hover{ color:var(--ink); }
  .breadcrumb .sep{ color:var(--line); }
  .breadcrumb .current{ color:var(--ink); font-weight:600; }

  /* 内页首屏 */
  .page-hero{ padding:48px 0 56px; }
  @media (min-width:1024px){ .page-hero{ padding:64px 0 72px; } }
  .page-hero-grid{
    display:grid;
    grid-template-columns:1fr;
    gap:36px;
    align-items:center;
  }
  @media (min-width:1024px){
    .page-hero-grid{ grid-template-columns:7fr 5fr; gap:48px; }
  }
  .hero-eyebrow{
    display:inline-flex;
    align-items:center;
    gap:8px;
    padding:6px 14px;
    border-radius:var(--r-pill);
    background:#fff;
    border:1px solid var(--line);
    font-size:13px;
    color:var(--ink);
    font-weight:600;
    margin-bottom:20px;
  }
  .hero-eyebrow .dot{ width:8px;height:8px;border-radius:50%;background:var(--lime);box-shadow:0 0 0 3px rgba(198,242,78,.28); }
  .hero-title{
    font-size:clamp(2.25rem,5vw,3.5rem);
    font-weight:800;
    letter-spacing:-.02em;
    line-height:1.06;
    color:var(--ink);
  }
  .hero-title .accent{ color:var(--ink-2); }
  .hero-sub{
    margin-top:20px;
    font-size:17px;
    line-height:1.85;
    color:var(--text-2);
    max-width:56ch;
  }
  .hero-actions{ display:flex; flex-wrap:wrap; gap:14px; margin-top:30px; }
  .tag-row{ display:flex; flex-wrap:wrap; gap:10px; margin-top:32px; }
  .tag{
    display:inline-flex;
    align-items:center;
    gap:6px;
    padding:6px 14px;
    border-radius:var(--r-pill);
    background:#fff;
    border:1px solid var(--line);
    font-size:13px;
    color:var(--text-2);
    transition:border-color .25s var(--ease),color .25s var(--ease);
  }
  .tag:hover{ border-color:var(--lime); color:var(--ink); }
  .tag::before{ content:"";width:6px;height:6px;border-radius:50%;background:var(--lime); }
  .hero-media{
    position:relative;
    border-radius:var(--r-img);
    overflow:hidden;
    border:1px solid var(--lime);
    box-shadow:0 18px 40px rgba(16,54,43,.12);
    background:var(--ink);
  }
  .hero-media img{ width:100%; height:100%; object-fit:cover; aspect-ratio:4/3; }
  .hero-media-card{
    position:absolute;
    left:16px;bottom:16px;right:16px;
    background:rgba(255,255,255,.95);
    border-radius:12px;
    padding:14px 16px;
    display:flex;
    align-items:center;
    gap:12px;
    backdrop-filter:blur(6px);
  }
  .hero-media-card strong{ display:block; font-size:15px; color:var(--ink); }
  .hero-media-card span{ font-size:13px; color:var(--text-2); }
  .pulse{
    width:10px;height:10px;border-radius:50%;background:var(--lime);flex:none;
    box-shadow:0 0 0 4px rgba(198,242,78,.3);
  }

  /* 页内锚点 */
  .subnav{
    position:sticky;
    top:60px;
    z-index:40;
    background:rgba(246,244,239,.94);
    backdrop-filter:blur(8px);
    border-top:1px solid var(--line);
    border-bottom:1px solid var(--line);
  }
  .subnav-inner{
    display:flex;
    gap:8px;
    overflow-x:auto;
    padding:12px 0;
    scrollbar-width:none;
  }
  .subnav-inner::-webkit-scrollbar{ display:none; }
  .subnav a{
    flex:none;
    padding:8px 16px;
    border-radius:var(--r-pill);
    background:#fff;
    border:1px solid var(--line);
    font-size:14px;
    color:var(--text-2);
    transition:color .2s var(--ease),border-color .2s var(--ease),background .2s var(--ease);
  }
  .subnav a:hover{ color:var(--ink); border-color:var(--lime); background:#F7F9F3; }

  /* 板块 */
  .section{ padding:var(--sp-section) 0 0; }
  .section-head{ max-width:720px; margin-bottom:40px; }
  .section-eyebrow{
    display:inline-block;
    font-size:13px;
    font-weight:700;
    letter-spacing:.12em;
    color:var(--ink-2);
    text-transform:uppercase;
    margin-bottom:12px;
  }
  .section-title{
    font-size:clamp(1.5rem,2.6vw,2rem);
    font-weight:800;
    letter-spacing:-.015em;
    line-height:1.2;
    color:var(--ink);
  }
  .section-desc{ margin-top:14px; font-size:16px; color:var(--text-2); }

  /* 分步流程 */
  .steps{ display:grid; }
  .step{
    display:grid;
    grid-template-columns:auto 1fr;
    gap:22px;
    padding:28px 0;
    border-top:1px solid var(--line);
  }
  .step:last-child{ border-bottom:1px solid var(--line); }
  @media (max-width:520px){ .step{ grid-template-columns:1fr; gap:12px; } }
  .step-num{
    font-family:"Inter",system-ui,sans-serif;
    font-variant-numeric:tabular-nums;
    font-size:clamp(1.75rem,4vw,2.5rem);
    font-weight:800;
    line-height:1;
    letter-spacing:-.03em;
    color:var(--ink);
  }
  .step-num::after{
    content:"";
    display:block;
    width:30px;height:3px;
    border-radius:2px;
    background:var(--lime);
    margin-top:12px;
  }
  .step-body h3{ font-size:1.125rem; font-weight:700; color:var(--text); }
  .step-body p{ margin-top:8px; font-size:15px; color:var(--text-2); max-width:70ch; }
  .step-body .step-hint{
    display:inline-flex;
    align-items:center;
    gap:8px;
    margin-top:12px;
    font-size:13px;
    color:var(--ink-2);
    background:#F7F9F3;
    border:1px solid var(--line);
    border-radius:var(--r-pill);
    padding:5px 12px;
  }

  /* 注意事项卡片 */
  .note-grid{
    display:grid;
    grid-template-columns:1fr;
    gap:20px;
  }
  @media (min-width:768px){ .note-grid{ grid-template-columns:1fr 1fr; gap:24px; } }
  .note-card{
    background:#fff;
    border:1px solid var(--line);
    border-radius:var(--r-card);
    padding:26px;
    transition:transform .3s var(--ease),box-shadow .3s var(--ease),border-color .3s var(--ease);
  }
  .note-card:hover{
    transform:translateY(-4px);
    box-shadow:var(--shadow-1);
    border-color:var(--lime);
  }
  .note-icon{
    width:44px;height:44px;
    border-radius:12px;
    background:#F0F3EC;
    display:inline-flex;
    align-items:center;
    justify-content:center;
    color:var(--ink);
    margin-bottom:16px;
  }
  .note-card h3{ font-size:1.0625rem; font-weight:700; }
  .note-card p{ margin-top:10px; font-size:15px; color:var(--text-2); }
  .note-list{ margin-top:14px; display:grid; gap:8px; }
  .note-list li{
    position:relative;
    padding-left:18px;
    font-size:14px;
    color:var(--text-2);
  }
  .note-list li::before{
    content:"";
    position:absolute;
    left:0;top:11px;
    width:7px;height:7px;
    border-radius:2px;
    background:var(--lime);
  }
  .badge{
    display:inline-flex;
    align-items:center;
    padding:4px 12px;
    border-radius:var(--r-pill);
    background:#F0F3EC;
    color:var(--ink);
    font-size:13px;
    font-weight:600;
  }
  .badge-clay{ background:#FBE9E1; color:var(--clay); }

  /* 深色安全板块 */
  .section-dark{
    margin-top:var(--sp-section);
    background:var(--ink);
    color:#fff;
    padding:var(--sp-section) 0;
  }
  .dark-grid{
    display:grid;
    grid-template-columns:1fr;
    gap:36px;
    align-items:center;
  }
  @media (min-width:1024px){ .dark-grid{ grid-template-columns:6fr 6fr; gap:56px; } }
  .dark-title{
    font-size:clamp(1.5rem,2.6vw,2rem);
    font-weight:800;
    letter-spacing:-.015em;
    line-height:1.22;
    color:#fff;
  }
  .dark-desc{ margin-top:16px; font-size:16px; color:rgba(255,255,255,.72); }
  .dark-list{ margin-top:26px; display:grid; gap:14px; }
  .dark-list li{
    display:flex;
    gap:12px;
    align-items:flex-start;
    font-size:15px;
    color:rgba(255,255,255,.82);
  }
  .dark-list .tick{
    flex:none;
    width:20px;height:20px;
    border-radius:6px;
    background:var(--lime);
    color:var(--ink);
    font-size:12px;
    font-weight:800;
    display:inline-flex;
    align-items:center;
    justify-content:center;
    margin-top:4px;
  }
  .stat-row{
    display:grid;
    grid-template-columns:1fr;
    gap:1px;
    margin-top:34px;
    border:1px solid rgba(255,255,255,.14);
    border-radius:14px;
    overflow:hidden;
    background:rgba(255,255,255,.14);
  }
  @media (min-width:640px){ .stat-row{ grid-template-columns:repeat(3,1fr); } }
  .stat{
    background:var(--ink);
    padding:20px 18px;
  }
  .stat strong{
    display:block;
    font-family:"Inter",system-ui,sans-serif;
    font-variant-numeric:tabular-nums;
    font-size:28px;
    font-weight:800;
    color:var(--lime);
    letter-spacing:-.02em;
    line-height:1.2;
  }
  .stat span{ display:block; margin-top:6px; font-size:13px; color:rgba(255,255,255,.62); }
  .dark-media{
    border-radius:var(--r-card);
    overflow:hidden;
    border:1px solid rgba(198,242,78,.4);
  }
  .dark-media img{ width:100%; aspect-ratio:16/10; object-fit:cover; }
  .dark-media-cap{
    background:rgba(255,255,255,.06);
    padding:16px 18px;
    font-size:14px;
    color:rgba(255,255,255,.72);
    border-top:1px solid rgba(255,255,255,.12);
  }

  /* FAQ */
  .faq-wrap{ max-width:900px; }
  .faq-item{
    background:#fff;
    border:1px solid var(--line);
    border-radius:14px;
    margin-bottom:12px;
    overflow:hidden;
    transition:border-color .25s var(--ease),box-shadow .25s var(--ease);
  }
  .faq-item:hover{ border-color:#cfd8c9; }
  .faq-item.is-open{ border-color:var(--lime); box-shadow:0 8px 22px rgba(16,54,43,.07); }
  .faq-q{
    width:100%;
    display:flex;
    align-items:center;
    justify-content:space-between;
    gap:18px;
    padding:20px 22px;
    background:none;
    border:0;
    text-align:left;
    font-size:16px;
    font-weight:700;
    color:var(--text);
  }
  .faq-icon{
    flex:none;
    width:26px;height:26px;
    border-radius:50%;
    border:1px solid var(--line);
    display:inline-flex;
    align-items:center;
    justify-content:center;
    position:relative;
    transition:background .25s var(--ease),border-color .25s var(--ease),transform .3s var(--ease);
  }
  .faq-icon::before,.faq-icon::after{
    content:"";
    position:absolute;
    background:var(--ink);
    border-radius:2px;
  }
  .faq-icon::before{ width:11px;height:2px; }
  .faq-icon::after{ width:2px;height:11px; transition:transform .3s var(--ease); }
  .faq-item.is-open .faq-icon{ background:var(--lime); border-color:var(--lime); }
  .faq-item.is-open .faq-icon::after{ transform:scaleY(0); }
  .faq-a{
    max-height:0;
    overflow:hidden;
    transition:max-height .38s var(--ease);
  }
  .faq-a-inner{
    position:relative;
    padding:0 22px 22px 42px;
    font-size:15px;
    color:var(--text-2);
  }
  .faq-a-inner::before{
    content:"";
    position:absolute;
    left:22px;top:6px;bottom:24px;
    width:2px;
    border-radius:2px;
    background:var(--lime);
  }

  /* 表单 */
  .form-grid{
    display:grid;
    grid-template-columns:1fr;
    gap:28px;
    align-items:start;
  }
  @media (min-width:1024px){ .form-grid{ grid-template-columns:5fr 7fr; gap:48px; } }
  .form-side h2{
    font-size:clamp(1.5rem,2.6vw,2rem);
    font-weight:800;
    letter-spacing:-.015em;
    line-height:1.22;
    color:var(--ink);
  }
  .form-side p{ margin-top:14px; font-size:16px; color:var(--text-2); }
  .form-side .badge{ margin-top:20px; }
  .form-card{
    background:#fff;
    border:1px solid var(--line);
    border-radius:var(--r-card);
    padding:28px;
  }
  @media (max-width:520px){ .form-card{ padding:20px; } }
  .field{ margin-bottom:18px; }
  .field label{
    display:block;
    font-size:14px;
    font-weight:600;
    margin-bottom:8px;
    color:var(--text);
  }
  .field input,.field textarea{
    width:100%;
    border:1px solid var(--line);
    border-radius:var(--r-btn);
    background:#fff;
    padding:12px 14px;
    font-size:15px;
    color:var(--text);
    transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
  }
  .field input{ height:48px; }
  .field textarea{ min-height:132px; resize:vertical; line-height:1.7; }
  .field input::placeholder,.field textarea::placeholder{ color:var(--text-3); }
  .field input:focus,.field textarea:focus{
    outline:none;
    border-color:#9dc93a;
    box-shadow:0 0 0 3px rgba(198,242,78,.4);
  }
  .field.has-error input,.field.has-error textarea{
    border-color:var(--clay);
    box-shadow:0 0 0 3px rgba(210,84,43,.12);
  }
  .field-msg{
    display:none;
    margin-top:6px;
    font-size:14px;
    color:var(--clay);
  }
  .field.has-error .field-msg{ display:block; }
  .field-hint{ margin-top:6px; font-size:13px; color:var(--text-3); }
  .form-status{
    display:none;
    margin-top:18px;
    padding:14px 16px;
    border-radius:12px;
    background:#EEF7D8;
    border:1px solid var(--lime);
    color:var(--ink);
    font-size:14px;
  }
  .form-status.is-visible{ display:block; }
  .form-foot{ margin-top:22px; display:flex; flex-wrap:wrap; align-items:center; gap:14px; }
  .form-foot .tip{ font-size:13px; color:var(--text-3); }

  /* CTA 通栏 */
  .cta-band{
    background:var(--ink);
    border-radius:24px;
    padding:44px 32px;
    color:#fff;
    display:flex;
    flex-wrap:wrap;
    align-items:center;
    justify-content:space-between;
    gap:24px;
  }
  @media (max-width:640px){ .cta-band{ padding:32px 22px; border-radius:18px; } }
  .cta-band h2{
    font-size:clamp(1.375rem,2.4vw,1.75rem);
    font-weight:800;
    letter-spacing:-.015em;
    line-height:1.25;
    color:#fff;
  }
  .cta-band p{ margin-top:10px; font-size:14px; color:rgba(255,255,255,.66); }

  /* 页脚 */
  .site-footer{
    margin-top:var(--sp-section);
    background:var(--ink);
    color:rgba(255,255,255,.72);
    padding:56px 0 0;
  }
  .footer-grid{
    display:grid;
    grid-template-columns:1fr;
    gap:32px;
  }
  @media (min-width:768px){ .footer-grid{ grid-template-columns:2fr 1fr 1fr 1fr; gap:28px; } }
  .footer-brand{
    display:inline-flex;
    align-items:center;
    gap:10px;
    color:#fff;
    font-weight:800;
    font-size:17px;
    margin-bottom:14px;
  }
  .footer-brand .brand-mark{ box-shadow:inset 0 0 0 2px #fff; }
  .site-footer p{ font-size:14px; line-height:1.8; max-width:38ch; }
  .footer-col h4{
    color:#fff;
    font-size:14px;
    font-weight:700;
    letter-spacing:.04em;
    margin-bottom:14px;
  }
  .footer-col a{
    display:block;
    font-size:14px;
    padding:5px 0;
    color:rgba(255,255,255,.72);
    transition:color .2s var(--ease);
  }
  .footer-col a:hover{ color:var(--lime); }
  .footer-bottom{
    margin-top:44px;
    border-top:1px solid rgba(255,255,255,.12);
    padding:18px 0 26px;
    display:flex;
    flex-wrap:wrap;
    gap:10px;
    justify-content:space-between;
    font-size:13px;
    color:rgba(255,255,255,.55);
  }

  /* 动效 */
  .reveal{
    opacity:0;
    transform:translateY(20px);
    transition:opacity .55s var(--ease),transform .55s var(--ease);
  }
  .reveal.is-visible{ opacity:1; transform:none; }

  @media (prefers-reduced-motion: reduce){
    html{ scroll-behavior:auto; }
    .reveal{ opacity:1; transform:none; transition:none; }
    *{ animation:none !important; transition-duration:.001ms !important; }
  }