/* roulang page: index */
:root{
  --brand-900:#06301F;
  --brand-700:#0B5C3B;
  --brand-600:#0E7A4C;
  --brand-500:#14A05F;
  --brand-100:#DFF3E8;
  --red:#D6202F;
  --gold:#F2B233;
  --ink-900:#12211B;
  --ink-600:#4A5C55;
  --line:#E3EAE6;
  --bg:#F5F8F6;
  --card:#FFFFFF;
  --grad:linear-gradient(120deg,#0B5C3B 0%,#14A05F 58%,#1FB877 100%);
  --shadow:0 1px 2px rgba(11,92,59,.06),0 8px 24px -12px rgba(11,92,59,.18);
  --shadow-hover:0 18px 48px -18px rgba(11,92,59,.35);
  --radius-card:22px;
  --radius-block:28px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","Microsoft YaHei","Hiragino Sans GB",system-ui,-apple-system,"Helvetica Neue",sans-serif;
  background:var(--bg);
  color:var(--ink-900);
  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{font:inherit;color:inherit}
button{background:none;border:0;cursor:pointer}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4{margin:0;font-weight:700;letter-spacing:-.01em;color:var(--ink-900)}
p{margin:0}
.num{font-variant-numeric:tabular-nums}

.container{width:100%;max-width:1200px;margin:0 auto;padding:0 16px}
@media(min-width:768px){.container{padding:0 24px}}
@media(min-width:1024px){.container{padding:0 32px}}

.section{padding:56px 0}
@media(min-width:768px){.section{padding:72px 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:12px;margin-bottom:32px}
.section-head h2{font-size:clamp(24px,2.6vw,34px);line-height:1.25}
.section-head .sub{color:var(--ink-600);font-size:14px;margin-top:8px;max-width:640px}
.text-link{color:var(--brand-700);font-weight:600;font-size:15px;display:inline-flex;align-items:center;gap:6px;transition:gap .2s ease,color .2s ease}
.text-link:hover{gap:10px;color:var(--brand-500)}

/* ---------- header ---------- */
.site-header{position:sticky;top:0;z-index:60;background:#fff;border-bottom:1px solid var(--line);box-shadow:0 1px 2px rgba(11,92,59,.05)}
.nav-inner{display:flex;align-items:center;gap:14px;height:64px}
@media(min-width:1024px){.nav-inner{height:72px;gap:20px}}
.logo{display:flex;align-items:center;gap:10px;flex-shrink:0}
.logo-mark{width:36px;height:36px;border-radius:11px;background:var(--grad);display:grid;place-items:center;box-shadow:0 6px 16px -8px rgba(11,92,59,.7);flex-shrink:0}
.logo-mark svg{width:20px;height:20px}
.logo-text{font-size:17px;line-height:1.2;white-space:nowrap}
.logo-text b{font-weight:800;color:var(--ink-900)}
.logo-text span{color:var(--brand-600);font-weight:500}
.nav-links{display:none}
@media(min-width:1024px){
  .nav-links{display:flex;align-items:center;gap:2px;margin-left:6px}
  .nav-links a{padding:8px 14px;border-radius:999px;font-size:15px;color:var(--ink-600);transition:background .2s ease,color .2s ease}
  .nav-links a:hover{color:var(--brand-700);background:var(--brand-100)}
  .nav-links a.active{color:var(--brand-700);background:var(--brand-100);font-weight:600}
}
.nav-right{margin-left:auto;display:flex;align-items:center;gap:10px}
.nav-search{display:none}
@media(min-width:1024px){
  .nav-search{display:flex;align-items:center;gap:8px;width:220px;padding:8px 14px;border:1px solid var(--line);border-radius:999px;background:#fff;transition:border-color .2s ease,box-shadow .2s ease}
  .nav-search:focus-within{border-color:var(--brand-600);box-shadow:0 0 0 3px rgba(20,160,95,.15)}
  .nav-search input{border:0;outline:0;background:transparent;width:100%;font-size:14px}
  .nav-search svg{width:16px;height:16px;color:var(--ink-600);flex-shrink:0}
}
.nav-cta{display:none}
@media(min-width:768px){.nav-cta{display:inline-flex}}

.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:999px;font-weight:600;font-size:15px;padding:11px 22px;border:1px solid transparent;transition:transform .2s ease,filter .2s ease,background .2s ease,box-shadow .2s ease,color .2s ease;white-space:nowrap}
.btn:focus-visible{outline:3px solid rgba(11,92,59,.35);outline-offset:2px}
.btn-primary{background:var(--grad);color:#fff;box-shadow:inset 0 1px 0 rgba(255,255,255,.3),0 10px 24px -14px rgba(11,92,59,.8)}
.btn-primary:hover{filter:brightness(1.06);transform:translateY(-2px);box-shadow:var(--shadow-hover)}
.btn-primary:active{transform:translateY(0)}
.btn-outline{background:#fff;border-color:var(--brand-600);color:var(--brand-700)}
.btn-outline:hover{background:var(--brand-100);transform:translateY(-2px)}
.btn-ghost{background:rgba(255,255,255,.16);border-color:rgba(255,255,255,.5);color:#fff}
.btn-ghost:hover{background:rgba(255,255,255,.28);transform:translateY(-2px)}
.btn-sm{padding:8px 16px;font-size:14px}

.hamburger{display:inline-flex;align-items:center;justify-content:center;width:40px;height:40px;border-radius:12px;border:1px solid var(--line);background:#fff}
.hamburger:hover{background:var(--brand-100)}
@media(min-width:1024px){.hamburger{display:none}}
.drawer{display:none;border-top:1px solid var(--line);background:#fff}
.drawer.open{display:block}
.drawer a{display:flex;align-items:center;justify-content:space-between;height:48px;padding:0 16px;font-size:15px;color:var(--ink-600);border-bottom:1px solid var(--line)}
.drawer a:hover{background:var(--brand-100);color:var(--brand-700)}
.drawer a.active{color:var(--brand-700);font-weight:600}
.drawer .drawer-cta{padding:14px 16px 20px}

/* ---------- hero ---------- */
.hero{position:relative;overflow:hidden;background:linear-gradient(165deg,#F1F9F4 0%,#E6F4EC 48%,#F8FCFA 100%);border-bottom:1px solid var(--line)}
.hero::after{content:"";position:absolute;inset:0;pointer-events:none;background-image:radial-gradient(circle at 88% 12%,rgba(11,92,59,.08) 0 2px,transparent 2px),radial-gradient(circle at 72% 62%,rgba(11,92,59,.06) 0 2px,transparent 2px);background-size:120px 120px,90px 90px}
.hero-inner{position:relative;z-index:1;display:grid;grid-template-columns:1fr;gap:36px;padding-top:44px;padding-bottom:52px}
@media(min-width:1024px){
  .hero-inner{grid-template-columns:1fr 1fr;align-items:center;gap:48px;padding-top:72px;padding-bottom:80px}
}
.eyebrow{display:inline-flex;align-items:center;gap:8px;background:#fff;border:1px solid var(--line);border-radius:999px;padding:6px 14px;font-size:13px;color:var(--brand-700);font-weight:600;box-shadow:var(--shadow)}
.eyebrow b{color:var(--red);font-weight:700}
.hero h1{font-size:clamp(30px,4.4vw,52px);line-height:1.15;margin:18px 0 0;font-weight:800}
.hero-sub{color:var(--ink-600);font-size:17px;margin-top:16px;max-width:520px}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
.hero-stats{display:flex;flex-wrap:wrap;gap:10px;margin-top:28px}
.hero-stats li{display:flex;flex-direction:column;gap:2px;background:rgba(255,255,255,.75);border:1px solid var(--line);border-radius:16px;padding:10px 18px;min-width:118px}
.hero-stats strong{font-size:18px;color:var(--brand-700);font-variant-numeric:tabular-nums}
.hero-stats span{font-size:12px;color:var(--ink-600)}
.hero-visual{position:relative}
.hero-visual>img{border-radius:var(--radius-block);border:1px solid rgba(11,92,59,.12);box-shadow:0 30px 70px -34px rgba(11,92,59,.6);aspect-ratio:4/3;object-fit:cover;width:100%}
.float-card{position:absolute;background:#fff;border:1px solid var(--line);border-radius:16px;box-shadow:var(--shadow);padding:10px 14px;display:flex;flex-direction:column;gap:2px}
.float-card span{font-size:12px;color:var(--ink-600)}
.float-card strong{font-size:15px;color:var(--brand-700);font-variant-numeric:tabular-nums}
.fc-1{top:18px;right:-6px}
.fc-2{bottom:22px;left:-6px}
@media(max-width:640px){.fc-1{right:8px}.fc-2{left:8px}}

/* ---------- value strip ---------- */
.value-strip{display:grid;grid-template-columns:1fr;gap:18px}
@media(min-width:640px){.value-strip{grid-template-columns:repeat(2,1fr)}}
@media(min-width:1024px){.value-strip{grid-template-columns:repeat(4,1fr)}}
.value-item{background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);padding:24px 22px;box-shadow:var(--shadow);transition:transform .2s ease,box-shadow .2s ease}
.value-item:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover)}
.value-icon{width:42px;height:42px;border-radius:14px;background:var(--brand-100);display:grid;place-items:center;color:var(--brand-700);margin-bottom:14px}
.value-icon svg{width:20px;height:20px}
.value-item h3{font-size:19px;margin-bottom:8px}
.value-item p{color:var(--ink-600);font-size:14px}

/* ---------- shots ---------- */
.shots-wrap{position:relative}
.shots-track{display:flex;gap:20px;overflow-x:auto;scroll-snap-type:x mandatory;padding:6px 2px 16px;scrollbar-width:thin}
.shots-track::-webkit-scrollbar{height:6px}
.shots-track::-webkit-scrollbar-thumb{background:var(--brand-100);border-radius:999px}
.shot{flex:0 0 190px;scroll-snap-align:start;transition:transform .2s ease}
@media(min-width:768px){.shot{flex:0 0 216px}}
.shot:hover{transform:translateY(-6px)}
.shot img{width:100%;aspect-ratio:9/16;object-fit:cover;border-radius:20px;border:1px solid var(--line);box-shadow:var(--shadow)}
.shot figcaption{font-size:13px;color:var(--ink-600);margin-top:10px;text-align:center}
.shot-nav{display:none;gap:10px}
@media(min-width:1024px){.shot-nav{display:flex}}
.shot-nav button{width:42px;height:42px;border-radius:999px;border:1px solid var(--line);background:#fff;color:var(--brand-700);display:grid;place-items:center;transition:background .2s ease,transform .2s ease}
.shot-nav button:hover{background:var(--brand-100);transform:translateY(-2px)}

/* ---------- spec ---------- */
.spec-layout{display:grid;grid-template-columns:1fr;gap:28px}
@media(min-width:1024px){.spec-layout{grid-template-columns:0.85fr 1.15fr;align-items:start}}
.spec-note{background:#fff;border:1px solid var(--line);border-radius:var(--radius-block);padding:28px;box-shadow:var(--shadow)}
.spec-note h3{font-size:21px;margin-bottom:12px}
.spec-note p{color:var(--ink-600);font-size:15px}
.spec-note ul{margin-top:18px;display:grid;gap:10px}
.spec-note li{display:flex;gap:10px;font-size:14px;color:var(--ink-600)}
.spec-note li::before{content:"";width:8px;height:8px;border-radius:999px;background:var(--brand-500);margin-top:9px;flex-shrink:0}
.spec-rows{border:1px solid var(--line);border-radius:var(--radius-card);overflow:hidden;background:#fff;box-shadow:var(--shadow)}
.spec-row{display:grid;grid-template-columns:1fr 1.4fr auto;gap:12px;align-items:center;padding:12px 18px;min-height:56px;font-size:14px}
.spec-row:nth-child(odd){background:#FBFDFC}
.spec-row .k{color:var(--ink-600)}
.spec-row .v{color:var(--ink-900);font-weight:600}
.badge{display:inline-flex;align-items:center;gap:6px;border-radius:999px;padding:4px 12px;font-size:12px;font-weight:600;line-height:1.6}
.badge-ok{background:var(--brand-100);color:var(--brand-700)}
.badge-warn{background:#FDF3DD;color:#8A5B00}
.badge-no{background:#FBE9EA;color:#A3161F}

/* ---------- reviews ---------- */
.review-wall{columns:1;column-gap:24px}
@media(min-width:768px){.review-wall{columns:2}}
@media(min-width:1024px){.review-wall{columns:3}}
.review-card{break-inside:avoid;background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);padding:22px;box-shadow:var(--shadow);margin-bottom:24px;position:relative;transition:transform .2s ease,box-shadow .2s ease}
.review-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover)}
.review-head{display:flex;align-items:center;gap:12px}
.avatar{width:42px;height:42px;border-radius:999px;background:var(--grad);color:#fff;display:grid;place-items:center;font-weight:700;flex-shrink:0}
.review-head .nick{font-weight:600;font-size:15px}
.review-head .meta{font-size:12px;color:var(--ink-600)}
.stars{color:var(--gold);font-size:13px;letter-spacing:2px;margin:12px 0 8px}
.review-card p{font-size:14px;color:var(--ink-600)}
.review-card .date{font-size:12px;color:var(--ink-600);margin-top:12px}
.quote-mark{position:absolute;top:14px;right:18px;color:var(--red);opacity:.35;font-size:28px;line-height:1;font-weight:700}

/* ---------- download cards ---------- */
.dl-grid{display:grid;grid-template-columns:1fr;gap:20px}
@media(min-width:768px){.dl-grid{grid-template-columns:repeat(2,1fr)}}
@media(min-width:1024px){.dl-grid{grid-template-columns:repeat(3,1fr)}}
.dl-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);padding:24px;box-shadow:var(--shadow);display:flex;flex-direction:column;gap:14px;transition:transform .2s ease,box-shadow .2s ease}
.dl-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover)}
.dl-top{display:flex;align-items:center;gap:12px}
.dl-ico{width:44px;height:44px;border-radius:14px;background:var(--brand-100);display:grid;place-items:center;color:var(--brand-700)}
.dl-ico svg{width:22px;height:22px}
.dl-card h3{font-size:19px}
.dl-card .plat{font-size:12px;color:var(--ink-600)}
.dl-list{display:grid;gap:8px;font-size:14px;color:var(--ink-600)}
.dl-list li{display:flex;justify-content:space-between;gap:12px;border-bottom:1px dashed var(--line);padding-bottom:8px}
.dl-list li:last-child{border-bottom:0;padding-bottom:0}
.dl-list b{color:var(--ink-900);font-weight:600;font-variant-numeric:tabular-nums}
.dl-card .btn{margin-top:auto}
.verify-box{display:grid;grid-template-columns:1fr;gap:20px;margin-top:24px;background:#fff;border:1px solid var(--line);border-radius:var(--radius-block);padding:24px;box-shadow:var(--shadow)}
@media(min-width:768px){.verify-box{grid-template-columns:auto 1fr;align-items:center}}
.qr{width:160px;height:160px;border:1px solid var(--line);border-radius:16px;padding:10px;background:#fff;flex-shrink:0}
.qr svg{width:100%;height:100%;display:block}
.verify-text h3{font-size:19px;margin-bottom:8px}
.verify-text p{font-size:14px;color:var(--ink-600)}
.verify-text .fine{font-size:12px;color:var(--ink-600);margin-top:10px}

/* ---------- news ---------- */
.news-grid{display:grid;grid-template-columns:1fr;gap:22px}
@media(min-width:640px){.news-grid{grid-template-columns:repeat(2,1fr)}}
@media(min-width:1024px){.news-grid{grid-template-columns:repeat(3,1fr)}}
.news-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);overflow:hidden;box-shadow:var(--shadow);display:flex;flex-direction:column;transition:transform .2s ease,box-shadow .2s ease}
.news-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover)}
.news-cover{display:block;overflow:hidden;aspect-ratio:16/9}
.news-cover img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease}
.news-card:hover .news-cover img{transform:scale(1.03)}
.news-body{padding:20px;display:flex;flex-direction:column;gap:10px;flex:1}
.tag{display:inline-flex;align-self:flex-start;background:var(--brand-100);color:var(--brand-700);border-radius:999px;padding:4px 12px;font-size:12px;font-weight:600}
.news-body h3{font-size:17px;line-height:1.5}
.news-body h3 a{transition:color .2s ease}
.news-card:hover .news-body h3 a{color:var(--brand-700)}
.news-body p{font-size:14px;color:var(--ink-600);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-meta{margin-top:auto;display:flex;align-items:center;justify-content:space-between;font-size:12px;color:var(--ink-600);padding-top:10px;border-top:1px solid var(--line)}
.news-meta a{color:var(--brand-700);font-weight:600}
.empty-state{grid-column:1/-1;background:#fff;border:1px dashed var(--line);border-radius:var(--radius-card);padding:48px 24px;text-align:center;box-shadow:var(--shadow)}
.empty-state svg{width:38px;height:38px;color:var(--brand-500);margin:0 auto 14px}
.empty-state p{color:var(--ink-600);font-size:15px;margin-bottom:18px}

/* ---------- faq ---------- */
.faq-list{display:grid;gap:14px;max-width:860px;margin:0 auto}
.faq-item{background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);box-shadow:var(--shadow);overflow:hidden}
.faq-item summary{list-style:none;cursor:pointer;min-height:56px;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:14px 22px;font-weight:600;font-size:16px}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary:hover{color:var(--brand-700)}
.faq-item summary:focus-visible{outline:3px solid rgba(11,92,59,.35);outline-offset:-3px}
.faq-item summary::after{content:"+";font-size:22px;color:var(--brand-600);transition:transform .25s ease;line-height:1;flex-shrink:0}
.faq-item[open] summary::after{transform:rotate(45deg)}
.faq-body{border-left:3px solid var(--brand-500);background:#F7FCF9;margin:0 22px 20px;padding:14px 18px;border-radius:0 14px 14px 0;color:var(--ink-600);font-size:15px}

/* ---------- cta ---------- */
.cta-block{background:var(--grad);border-radius:var(--radius-block);padding:44px 28px;text-align:center;color:#fff;box-shadow:0 30px 70px -34px rgba(11,92,59,.8)}
@media(min-width:768px){.cta-block{padding:64px 48px}}
.cta-block h2{color:#fff;font-size:clamp(24px,2.6vw,34px)}
.cta-block p{color:rgba(255,255,255,.86);margin-top:12px;font-size:15px}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;justify-content:center;margin-top:26px}
.cta-fine{color:rgba(255,255,255,.72);font-size:12px;margin-top:20px}

/* ---------- footer ---------- */
.site-footer{background:var(--brand-900);color:#CFE7DA;margin-top:56px}
.footer-grid{display:grid;grid-template-columns:1fr;gap:32px;padding:48px 0 32px}
@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;padding:64px 0 40px}}
.footer-brand .logo-text b{color:#fff}
.footer-brand .logo-text span{color:#8FD8B4}
.footer-brand p{font-size:13px;color:#9FC9B4;margin-top:14px;max-width:320px}
.footer-col h4{color:#fff;font-size:15px;margin-bottom:14px}
.footer-col ul{display:grid;gap:10px}
.footer-col a{font-size:14px;color:#CFE7DA;transition:color .2s ease,transform .2s ease;display:inline-block}
.footer-col a:hover{color:#fff;transform:translateX(2px)}
.footer-bottom{border-top:1px solid rgba(255,255,255,.12);padding:18px 0;font-size:12px;color:#9FC9B4;display:flex;flex-wrap:wrap;gap:8px 18px;justify-content:space-between}

/* roulang page: article */
:root{
  --brand-900:#06301F; --brand-700:#0B5C3B; --brand-600:#0E7A4C; --brand-500:#14A05F; --brand-100:#DFF3E8;
  --suit-red:#D6202F; --chip-gold:#F2B233;
  --ink-900:#12211B; --ink-600:#4A5C55; --line:#E3EAE6; --bg:#F5F8F6; --card:#FFFFFF;
  --radius-card:22px; --radius-block:28px; --radius-btn:999px; --radius-input:14px;
  --shadow-sm:0 1px 2px rgba(11,92,59,.06), 0 8px 24px -12px rgba(11,92,59,.18);
  --shadow-lg:0 18px 48px -18px rgba(11,92,59,.35);
  --grad:linear-gradient(120deg,#0B5C3B 0%,#14A05F 58%,#1FB877 100%);
  --font-cn:"PingFang SC","Microsoft YaHei","Hiragino Sans GB","Helvetica Neue",Arial,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;font-family:var(--font-cn);font-size:16px;line-height:1.75;color:var(--ink-900);
  background:var(--bg);-webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none;transition:color .2s ease,background-color .2s ease,transform .2s ease}
button,input{font:inherit;color:inherit}
button{cursor:pointer;border:0;background:none}
ul,ol{margin:0}
h1,h2,h3,h4{margin:0;letter-spacing:-0.01em;line-height:1.25}
.num{font-variant-numeric:tabular-nums}
:focus-visible{outline:2px solid var(--brand-600);outline-offset:2px;border-radius:8px}

.container{width:100%;max-width:1200px;margin:0 auto;padding:0 16px}
@media (min-width:640px){.container{padding:0 24px}}
@media (min-width:1024px){.container{padding:0 32px}}

/* ---------- 顶部导航 ---------- */
.site-header{position:sticky;top:0;z-index:60;background:#fff;border-bottom:1px solid var(--line);box-shadow:0 1px 2px rgba(11,92,59,.06)}
.header-inner{display:flex;align-items:center;gap:14px;height:64px}
@media (min-width:1024px){.header-inner{height:72px;gap:20px}}
.logo{display:inline-flex;align-items:center;gap:10px;flex:none}
.logo-mark{width:36px;height:36px;border-radius:11px;background:var(--grad);display:flex;align-items:center;justify-content:center;box-shadow:0 8px 18px -8px rgba(11,92,59,.75)}
.logo-mark svg{width:20px;height:20px}
.logo-text{font-size:16.5px;line-height:1;display:inline-flex;align-items:baseline}
.logo-text b{font-weight:800;color:var(--ink-900)}
.logo-text span{font-weight:500;color:var(--brand-600);margin-left:2px}
@media (min-width:1024px){.logo-text{font-size:18px}}
.nav-links{display:none;align-items:center;gap:2px;margin-left:8px}
@media (min-width:1024px){.nav-links{display:flex}}
.nav-links a{position:relative;padding:9px 14px;border-radius:var(--radius-btn);font-size:15px;color:var(--ink-600)}
.nav-links a:hover{color:var(--brand-700);background:var(--brand-100)}
.nav-links a.active{color:var(--brand-700);font-weight:700}
.nav-links a.active::after{content:"";position:absolute;left:14px;right:14px;bottom:1px;height:2px;border-radius:2px;background:var(--brand-600)}
.nav-actions{margin-left:auto;display:flex;align-items:center;gap:10px}
.nav-search{display:none}
@media (min-width:1024px){
  .nav-search{display:flex;align-items:center;gap:8px;width:220px;height:40px;padding:0 14px;border:1px solid var(--line);background:#F8FBF9;border-radius:var(--radius-btn);transition:border-color .2s,box-shadow .2s,background-color .2s}
  .nav-search:focus-within{border-color:var(--brand-600);background:#fff;box-shadow:0 0 0 3px rgba(20,160,95,.15)}
}
.nav-search svg{width:16px;height:16px;flex:none;stroke:var(--ink-600);fill:none;stroke-width:1.8}
.nav-search input{border:0;background:transparent;outline:none;width:100%;font-size:14px}
.nav-search input::placeholder{color:#93A59C}
.nav-toggle{display:inline-flex;align-items:center;justify-content:center;width:42px;height:42px;border-radius:12px;border:1px solid var(--line);background:#fff}
.nav-toggle svg{width:20px;height:20px;stroke:var(--brand-700);fill:none;stroke-width:1.9;stroke-linecap:round}
@media (min-width:1024px){.nav-toggle{display:none}}
.mobile-drawer{display:none;border-top:1px solid var(--line);background:#fff}
.mobile-drawer.open{display:block}
.mobile-drawer ul{list-style:none;padding:8px 16px 18px;margin:0;display:grid;gap:4px}
.mobile-drawer a{display:flex;align-items:center;height:48px;padding:0 14px;border-radius:14px;font-size:15.5px;color:var(--ink-600)}
.mobile-drawer a:hover,.mobile-drawer a.active{background:var(--brand-100);color:var(--brand-700);font-weight:600}

/* ---------- 按钮 ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:var(--radius-btn);font-weight:600;white-space:nowrap;transition:transform .2s ease,box-shadow .2s ease,background-color .2s ease,color .2s ease,border-color .2s ease;padding:0 22px;height:46px;font-size:15px}
.btn svg{width:17px;height:17px;flex:none}
.btn-primary{background:var(--grad);color:#fff;box-shadow:inset 0 1px 0 rgba(255,255,255,.28),0 10px 24px -12px rgba(11,92,59,.75)}
.btn-primary:hover{filter:brightness(1.06);transform:translateY(-2px);box-shadow:inset 0 1px 0 rgba(255,255,255,.3),var(--shadow-lg);color:#fff}
.btn-ghost{background:#fff;color:var(--brand-700);border:1.5px solid var(--brand-600)}
.btn-ghost:hover{background:var(--brand-100);transform:translateY(-2px);color:var(--brand-700)}
.btn-light{background:#fff;color:var(--brand-700);box-shadow:0 10px 26px -14px rgba(0,0,0,.5)}
.btn-light:hover{transform:translateY(-2px);color:var(--brand-700)}
.btn-outline-light{background:rgba(255,255,255,.12);color:#fff;border:1.5px solid rgba(255,255,255,.55)}
.btn-outline-light:hover{background:rgba(255,255,255,.22);color:#fff;transform:translateY(-2px)}
.btn-sm{height:40px;padding:0 18px;font-size:14px}
.btn-lg{height:52px;padding:0 28px;font-size:16px}

/* ---------- 面包屑 ---------- */
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;padding:18px 0 4px;font-size:13.5px;color:var(--ink-600)}
.breadcrumb a:hover{color:var(--brand-700)}
.breadcrumb .sep{color:#B9C7C0}
.breadcrumb .current{color:var(--ink-900);font-weight:600;max-width:300px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}

/* ---------- 文章头部 ---------- */
.article-hero{background:linear-gradient(180deg,#EDF7F1 0%,#F5F8F6 100%);border-bottom:1px solid var(--line);position:relative;overflow:hidden}
.article-hero::after{content:"";position:absolute;right:-90px;top:-70px;width:320px;height:320px;border-radius:50%;border:1.5px dashed rgba(11,92,59,.12);pointer-events:none}
.article-hero-inner{position:relative;z-index:2;padding:26px 0 34px;max-width:900px}
@media (min-width:768px){.article-hero-inner{padding:32px 0 44px}}
.badge-cat{display:inline-flex;align-items:center;gap:6px;height:28px;padding:0 13px;border-radius:var(--radius-btn);background:var(--brand-100);color:var(--brand-700);font-size:13px;font-weight:600}
.badge-hot{display:inline-flex;align-items:center;height:24px;padding:0 10px;margin-left:8px;border-radius:var(--radius-btn);background:rgba(214,32,47,.1);color:var(--suit-red);font-size:12px;font-weight:700}
.article-title{font-size:clamp(27px,4vw,44px);font-weight:800;line-height:1.22;margin:16px 0 16px;color:var(--ink-900)}
.article-meta{display:flex;flex-wrap:wrap;align-items:center;gap:10px 18px;font-size:13.5px;color:var(--ink-600)}
.article-meta span{display:inline-flex;align-items:center;gap:6px}
.article-meta svg{width:15px;height:15px;stroke:var(--brand-600);fill:none;stroke-width:1.8}
.article-meta .dot{width:4px;height:4px;border-radius:50%;background:#BFCFC7}

/* ---------- 正文布局 ---------- */
.article-grid{display:grid;grid-template-columns:1fr;gap:28px;padding:36px 0 72px}
@media (min-width:1024px){
  .article-grid{grid-template-columns:minmax(0,1fr) 290px;gap:36px;align-items:start;padding:44px 0 88px}
}
.article-main{background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);box-shadow:var(--shadow-sm);padding:22px 18px;min-width:0}
@media (min-width:768px){.article-main{padding:36px 40px}}
.article-body{max-width:800px;font-size:17px;line-height:1.85;color:#22322C}
.article-body>*:first-child{margin-top:0}
.article-body p{margin:0 0 20px}
.article-body h2{position:relative;font-size:clamp(21px,2.3vw,27px);font-weight:700;color:var(--ink-900);margin:42px 0 16px;padding-left:14px}
.article-body h2::before{content:"";position:absolute;left:0;top:7px;bottom:7px;width:4px;border-radius:4px;background:var(--brand-500)}
.article-body h3{font-size:20px;font-weight:600;color:var(--ink-900);margin:30px 0 12px}
.article-body h4{font-size:17px;font-weight:600;color:var(--brand-700);margin:22px 0 10px}
.article-body ul,.article-body ol{margin:0 0 20px;padding-left:22px}
.article-body li{margin:8px 0}
.article-body ul li::marker{color:var(--brand-500)}
.article-body ol li::marker{color:var(--brand-600);font-weight:700}
.article-body a{color:var(--brand-700);text-decoration:underline;text-underline-offset:3px}
.article-body a:hover{color:var(--brand-500)}
.article-body strong{font-weight:700;color:var(--ink-900)}
.article-body blockquote{margin:24px 0;padding:16px 20px;background:var(--brand-100);border-left:4px solid var(--brand-500);border-radius:0 16px 16px 0;color:#274A3A}
.article-body blockquote p:last-child{margin-bottom:0}
.article-body img{max-width:100%;height:auto;border-radius:18px;margin:24px auto;box-shadow:var(--shadow-sm)}
.article-body figure{margin:24px 0}
.article-body figcaption{text-align:center;font-size:13px;color:var(--ink-600);margin-top:10px}
.article-body table{width:100%;border-collapse:collapse;margin:24px 0;font-size:15px;overflow:hidden;border-radius:14px}
.article-body th{background:#EAF5EF;color:var(--brand-700);text-align:left;padding:12px 14px;border-bottom:1px solid var(--line);font-weight:600;white-space:nowrap}
.article-body td{padding:12px 14px;border-bottom:1px solid var(--line);color:#2C3B34}
.article-body tr:last-child td{border-bottom:0}
.article-body code{background:#EAF5EF;color:var(--brand-700);padding:2px 7px;border-radius:7px;font-size:.92em}
.article-body hr{border:0;border-top:1px solid var(--line);margin:34px 0}
.article-body .table-scroll{overflow-x:auto;-webkit-overflow-scrolling:touch}

.empty-state{text-align:center;padding:44px 16px 52px}
.empty-state .empty-icon{width:64px;height:64px;margin:0 auto 18px;border-radius:20px;background:var(--brand-100);display:flex;align-items:center;justify-content:center}
.empty-state .empty-icon svg{width:28px;height:28px;stroke:var(--brand-600);fill:none;stroke-width:1.8;stroke-linecap:round}
.empty-state h2{font-size:23px;font-weight:700;margin-bottom:10px}
.empty-state p{max-width:520px;margin:0 auto 22px;color:var(--ink-600);font-size:15px;line-height:1.8}

/* ---------- 目录 ---------- */
.toc{display:none}
@media (min-width:1024px){
  .toc{display:block;position:sticky;top:96px}
}
.toc-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);box-shadow:var(--shadow-sm);padding:20px}
.toc-card h3{font-size:14px;font-weight:700;color:var(--brand-700);margin-bottom:12px;display:flex;align-items:center;gap:8px}
.toc-card h3::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--brand-500)}
.toc-list{list-style:none;margin:0;padding:0;display:grid;gap:2px;max-height:52vh;overflow-y:auto}
.toc-list a{display:block;padding:7px 10px;border-radius:10px;font-size:13.5px;color:var(--ink-600);line-height:1.5;border-left:2px solid transparent}
.toc-list a:hover{background:var(--brand-100);color:var(--brand-700)}
.toc-list li.lv3 a{padding-left:22px;font-size:13px}
.toc-list a.active{color:var(--brand-700);font-weight:600;border-left-color:var(--brand-500);background:#F2FAF5}
.toc-tip{margin-top:16px;padding:14px;border-radius:16px;background:linear-gradient(180deg,#EAF7F0,#F6FBF8);border:1px solid #D6EBE0;font-size:13px;color:#2B5743;line-height:1.7}
.toc-tip strong{color:var(--brand-700)}
.toc-mobile{display:block;margin-bottom:20px}
@media (min-width:1024px){.toc-mobile{display:none}}

/* ---------- 标签 / 翻页 ---------- */
.tag-row{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-top:36px;padding-top:24px;border-top:1px dashed var(--line)}
.tag-row .label{font-size:13.5px;color:var(--ink-600);font-weight:600}
.tag{display:inline-flex;align-items:center;height:30px;padding:0 14px;border-radius:var(--radius-btn);background:#F1F7F4;border:1px solid var(--line);font-size:13px;color:var(--brand-700)}
.tag:hover{background:var(--brand-100);border-color:#BFE4D0}
.pager{display:grid;gap:14px;margin-top:22px}
@media (min-width:640px){.pager{grid-template-columns:1fr 1fr}}
.pager a{display:flex;flex-direction:column;gap:6px;padding:18px 20px;border-radius:18px;background:#fff;border:1px solid var(--line);box-shadow:var(--shadow-sm);transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease}
.pager a:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);border-color:#CFE7DA}
.pager .pager-label{font-size:12.5px;color:var(--brand-600);font-weight:700}
.pager .pager-title{font-size:15px;font-weight:600;color:var(--ink-900);line-height:1.5}

/* ---------- 相关推荐 ---------- */
.section{padding:56px 0}
@media (min-width:768px){.section{padding:72px 0}}
@media (min-width:1024px){.section{padding:88px 0}}
.section-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:12px;margin-bottom:26px}
.section-head h2{font-size:clamp(22px,2.6vw,32px);font-weight:800}
.section-head p{margin:8px 0 0;font-size:14.5px;color:var(--ink-600)}
.link-more{display:inline-flex;align-items:center;gap:6px;font-size:14.5px;font-weight:600;color:var(--brand-700)}
.link-more:hover{color:var(--brand-500);gap:10px}
.rel-grid{display:grid;gap:20px}
@media (min-width:640px){.rel-grid{grid-template-columns:repeat(2,1fr)}}
@media (min-width:1024px){.rel-grid{grid-template-columns:repeat(3,1fr)}}
.rel-card{display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);overflow:hidden;box-shadow:var(--shadow-sm);transition:transform .2s ease,box-shadow .2s ease}
.rel-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg)}
.rel-card .cover{position:relative;aspect-ratio:16/9;overflow:hidden;background:#E7F1EC}
.rel-card .cover img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease}
.rel-card:hover .cover img{transform:scale(1.04)}
.rel-card .body{padding:18px 20px 22px;display:flex;flex-direction:column;gap:10px;flex:1}
.rel-card .cat{font-size:12.5px;font-weight:700;color:var(--brand-700)}
.rel-card h3{font-size:16.5px;font-weight:700;line-height:1.5;color:var(--ink-900)}
.rel-card:hover h3{color:var(--brand-700)}
.rel-card p{margin:0;font-size:14px;color:var(--ink-600);line-height:1.75;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.rel-card .meta{margin-top:auto;font-size:12.5px;color:#8A9C93;display:flex;align-items:center;gap:8px}

/* ---------- CTA ---------- */
.cta-band{background:var(--grad);border-radius:var(--radius-block);padding:44px 24px;text-align:center;color:#fff;position:relative;overflow:hidden;box-shadow:0 26px 60px -30px rgba(11,92,59,.8)}
@media (min-width:768px){.cta-band{padding:60px 48px}}
.cta-band::before{content:"";position:absolute;left:-60px;bottom:-90px;width:260px;height:260px;border-radius:50%;border:1.5px dashed rgba(255,255,255,.22)}
.cta-band::after{content:"";position:absolute;right:-40px;top:-80px;width:220px;height:220px;border-radius:50%;border:1.5px dashed rgba(255,255,255,.18)}
.cta-band h2{position:relative;z-index:2;font-size:clamp(23px,3vw,34px);font-weight:800;color:#fff}
.cta-band p{position:relative;z-index:2;margin:14px auto 26px;max-width:620px;font-size:15px;line-height:1.85;color:rgba(255,255,255,.9)}
.cta-actions{position:relative;z-index:2;display:flex;flex-wrap:wrap;justify-content:center;gap:14px}
.cta-note{position:relative;z-index:2;margin:22px 0 0;font-size:12px;color:rgba(255,255,255,.75)}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--brand-900);color:#CFE7DA;padding:56px 0 0;margin-top:8px}
.footer-grid{display:grid;gap:34px}
@media (min-width:640px){.footer-grid{grid-template-columns:repeat(2,1fr)}}
@media (min-width:1024px){.footer-grid{grid-template-columns:1.6fr 1fr 1fr 1fr;gap:40px}}
.footer-brand .logo-text b{color:#fff}
.footer-brand .logo-text span{color:#7FE0AF}
.footer-brand p{margin:16px 0 0;max-width:330px;font-size:13.5px;line-height:1.85;color:#A9C7B9}
.footer-col h4{margin:0 0 14px;font-size:14.5px;font-weight:700;color:#fff}
.footer-col ul{list-style:none;padding:0;display:grid;gap:10px}
.footer-col a{font-size:14px;color:#CFE7DA}
.footer-col a:hover{color:#fff;transform:translateX(2px);display:inline-block}
.footer-bottom{margin-top:36px;border-top:1px solid rgba(255,255,255,.12);padding:18px 0;display:flex;flex-wrap:wrap;gap:8px 20px;justify-content:space-between;font-size:12px;color:#8FB3A3}

@media (max-width:519px){
  .article-title{font-size:25px}
  .btn{width:100%}
  .cta-actions .btn{width:100%}
  .header-inner{gap:10px}
}

/* roulang page: category1 */
:root{
    --brand-900:#06301F;
    --brand-700:#0B5C3B;
    --brand-600:#0E7A4C;
    --brand-500:#14A05F;
    --brand-100:#DFF3E8;
    --suit:#D6202F;
    --gold:#F2B233;
    --ink-900:#12211B;
    --ink-600:#4A5C55;
    --line:#E3EAE6;
    --bg:#F5F8F6;
    --card:#FFFFFF;
    --grad:linear-gradient(120deg,#0B5C3B 0%,#14A05F 58%,#1FB877 100%);
    --r-card:22px;
    --r-block:28px;
    --r-pill:999px;
    --sh-1:0 1px 2px rgba(11,92,59,.06), 0 8px 24px -12px rgba(11,92,59,.18);
    --sh-2:0 18px 48px -18px rgba(11,92,59,.35);
    --font-cn:"PingFang SC","Microsoft YaHei","Hiragino Sans GB","Helvetica Neue",Arial,sans-serif;
  }

  *,*::before,*::after{box-sizing:border-box;}
  html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
  body{
    margin:0;
    font-family:var(--font-cn);
    font-size:16.5px;
    line-height:1.85;
    color:var(--ink-900);
    background:var(--bg);
    letter-spacing:0;
  }
  img{max-width:100%;display:block;height:auto;}
  a{color:var(--brand-700);text-decoration:none;transition:color .2s ease,opacity .2s ease,transform .2s ease;}
  a:hover{color:var(--brand-500);}
  ul,ol{margin:0;padding:0;list-style:none;}
  h1,h2,h3,h4{margin:0;letter-spacing:-0.01em;color:var(--ink-900);}
  h1{font-size:clamp(30px,4.4vw,52px);line-height:1.15;font-weight:700;}
  h2{font-size:clamp(24px,2.6vw,34px);line-height:1.25;font-weight:700;}
  h3{font-size:21px;line-height:1.45;font-weight:600;}
  p{margin:0;}
  button{font-family:inherit;cursor:pointer;border:none;background:none;color:inherit;}
  input{font-family:inherit;}
  :focus-visible{outline:2px solid var(--brand-700);outline-offset:2px;border-radius:6px;}

  .container{width:100%;max-width:1200px;margin:0 auto;padding:0 16px;}
  @media (min-width:640px){.container{padding:0 24px;}}
  @media (min-width:1024px){.container{padding:0 32px;}}

  .section{padding:56px 0;}
  @media (min-width:768px){.section{padding:72px 0;}}
  @media (min-width:1024px){.section{padding:96px 0;}}
  .section-head{max-width:720px;margin-bottom:28px;}
  .section-head h2{margin-bottom:10px;}
  .section-head p{color:var(--ink-600);font-size:15px;}
  .num{font-variant-numeric:tabular-nums;}

  /* ============ 按钮 ============ */
  .btn{
    display:inline-flex;align-items:center;justify-content:center;gap:8px;
    padding:13px 26px;border-radius:var(--r-pill);
    font-size:15.5px;font-weight:600;line-height:1;
    transition:transform .2s ease,box-shadow .2s ease,background .2s ease,color .2s ease,border-color .2s ease;
    white-space:nowrap;
  }
  .btn-sm{padding:10px 18px;font-size:14px;}
  .btn-block{width:100%;}
  .btn-primary{
    background:var(--grad);color:#fff;
    box-shadow:inset 0 1px 0 rgba(255,255,255,.28), 0 10px 26px -14px rgba(11,92,59,.85);
  }
  .btn-primary:hover{color:#fff;transform:translateY(-2px);box-shadow:inset 0 1px 0 rgba(255,255,255,.35),0 16px 34px -14px rgba(11,92,59,.75);}
  .btn-ghost{
    background:#fff;color:var(--brand-700);border:1.5px solid var(--brand-600);
  }
  .btn-ghost:hover{background:var(--brand-100);color:var(--brand-900);transform:translateY(-2px);}
  .btn-link{
    display:inline-flex;align-items:center;gap:6px;
    color:var(--brand-700);font-weight:600;font-size:15px;
  }
  .btn-link:hover{color:var(--brand-500);gap:10px;}

  /* ============ 徽章 / 标签 ============ */
  .badge{
    display:inline-flex;align-items:center;gap:6px;
    padding:6px 14px;border-radius:var(--r-pill);
    font-size:13px;font-weight:600;line-height:1.4;
    font-variant-numeric:tabular-nums;
  }
  .badge-gold{background:rgba(242,178,51,.16);color:#8A5B00;border:1px solid rgba(242,178,51,.42);}
  .badge-soft{background:var(--brand-100);color:var(--brand-700);border:1px solid rgba(20,160,95,.22);}
  .badge-line{background:#fff;color:var(--ink-600);border:1px solid var(--line);}
  .badge-red{background:rgba(214,32,47,.1);color:var(--suit);border:1px solid rgba(214,32,47,.28);}
  .tag{
    display:inline-block;padding:4px 12px;border-radius:var(--r-pill);
    background:var(--brand-100);color:var(--brand-700);
    font-size:12.5px;font-weight:600;
  }

  /* ============ Header / Nav ============ */
  .site-header{
    position:sticky;top:0;z-index:60;
    background:rgba(255,255,255,.96);
    backdrop-filter:blur(10px);
    border-bottom:1px solid var(--line);
    box-shadow:0 1px 12px -8px rgba(11,92,59,.35);
  }
  .header-inner{
    display:flex;align-items:center;gap:18px;
    min-height:64px;
  }
  @media (min-width:1024px){.header-inner{min-height:72px;}}
  .logo{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto;}
  .logo-mark{
    width:36px;height:36px;border-radius:11px;
    background:var(--grad);
    display:inline-flex;align-items:center;justify-content:center;
    box-shadow:0 8px 18px -10px rgba(11,92,59,.9);
  }
  .logo-mark svg{width:20px;height:20px;}
  .logo-text{font-size:17px;line-height:1;letter-spacing:-0.01em;display:inline-flex;align-items:baseline;}
  .logo-text b{color:var(--ink-900);font-weight:800;}
  .logo-text span{color:var(--brand-600);font-weight:600;}

  .nav-links{display:none;align-items:center;gap:6px;margin-left:14px;}
  @media (min-width:1024px){.nav-links{display:flex;}}
  .nav-links a{
    position:relative;
    padding:8px 14px;border-radius:var(--r-pill);
    font-size:15px;font-weight:500;color:var(--ink-600);
  }
  .nav-links a:hover{color:var(--brand-700);background:var(--brand-100);}
  .nav-links a.active{color:var(--brand-700);font-weight:700;background:var(--brand-100);}
  .nav-links a.active::after{
    content:"";position:absolute;left:50%;bottom:-2px;transform:translateX(-50%);
    width:22px;height:2px;border-radius:2px;background:var(--brand-600);
  }

  .header-actions{display:flex;align-items:center;gap:12px;margin-left:auto;}
  .nav-search{
    display:none;align-items:center;gap:8px;
    width:220px;padding:9px 14px;
    border:1.5px solid var(--line);border-radius:var(--r-pill);
    background:#fff;transition:border-color .2s ease,box-shadow .2s ease;
  }
  @media (min-width:1180px){.nav-search{display:flex;}}
  .nav-search:focus-within{border-color:var(--brand-600);box-shadow:0 0 0 3px rgba(20,160,95,.14);}
  .nav-search svg{width:16px;height:16px;flex:0 0 auto;color:var(--ink-600);}
  .nav-search input{
    border:none;outline:none;background:transparent;width:100%;
    font-size:14px;color:var(--ink-900);
  }
  .nav-search input::placeholder{color:#9AAAA3;}

  .menu-toggle{
    width:42px;height:42px;border-radius:12px;
    border:1.5px solid var(--line);background:#fff;
    display:inline-flex;flex-direction:column;align-items:center;justify-content:center;gap:4px;
  }
  @media (min-width:1024px){.menu-toggle{display:none;}}
  .menu-toggle span{display:block;width:18px;height:2px;border-radius:2px;background:var(--ink-900);transition:transform .2s ease,opacity .2s ease;}
  .menu-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(6px) rotate(45deg);}
  .menu-toggle[aria-expanded="true"] span:nth-child(2){opacity:0;}
  .menu-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-6px) rotate(-45deg);}

  .mobile-drawer{
    display:none;flex-direction:column;gap:6px;
    padding:12px 16px 18px;
    border-top:1px solid var(--line);background:#fff;
  }
  .mobile-drawer.open{display:flex;}
  @media (min-width:1024px){.mobile-drawer{display:none !important;}}
  .mobile-drawer a{
    display:flex;align-items:center;min-height:48px;padding:0 14px;
    border-radius:14px;font-size:15.5px;color:var(--ink-600);font-weight:500;
  }
  .mobile-drawer a:hover,.mobile-drawer a.active{background:var(--brand-100);color:var(--brand-700);font-weight:700;}
  .mobile-drawer .btn{margin-top:6px;}

  /* ============ 内页窄 Hero ============ */
  .page-hero{
    position:relative;overflow:hidden;
    background:
      radial-gradient(900px 420px at 88% -10%, rgba(20,160,95,.16), transparent 60%),
      linear-gradient(180deg,#FFFFFF 0%,#F2F8F4 100%);
    border-bottom:1px solid var(--line);
  }
  .page-hero::before{
    content:"";position:absolute;inset:0;pointer-events:none;
    background-image:
      url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='180' height='180' viewBox='0 0 180 180'><g fill='none' stroke='%230B5C3B' stroke-opacity='0.07' stroke-width='1.4'><path d='M30 20l14 20-14 20-14-20z'/><circle cx='130' cy='52' r='13'/><path d='M62 120l12 18-12 18-12-18z'/><rect x='118' y='112' width='30' height='40' rx='6'/></g></svg>");
    opacity:.85;
  }
  .hero-narrow{
    position:relative;z-index:1;
    display:grid;gap:28px;align-items:center;
    padding-top:44px;padding-bottom:44px;
  }
  @media (min-width:1024px){
    .hero-narrow{grid-template-columns:1.15fr .85fr;gap:48px;padding-top:64px;padding-bottom:64px;}
  }
  .eyebrow{
    display:inline-flex;align-items:center;gap:8px;
    font-size:13px;font-weight:700;color:var(--brand-700);
    background:#fff;border:1px solid rgba(20,160,95,.28);
    padding:6px 14px;border-radius:var(--r-pill);margin-bottom:16px;
  }
  .eyebrow::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--brand-500);}
  .page-hero h1{margin-bottom:14px;}
  .lead{color:var(--ink-600);font-size:16.5px;max-width:620px;}
  .hero-badges{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px;}
  .hero-narrow-media{
    margin:0;border-radius:var(--r-block);overflow:hidden;
    border:1px solid var(--line);background:#fff;
    box-shadow:var(--sh-1);
  }
  .hero-narrow-media img{width:100%;aspect-ratio:16/11;object-fit:cover;}

  /* ============ 时间线 ============ */
  .timeline{position:relative;display:flex;flex-direction:column;gap:26px;}
  .timeline::before{
    content:"";position:absolute;left:23px;top:12px;bottom:12px;width:2px;
    background:linear-gradient(180deg,rgba(20,160,95,.45),rgba(20,160,95,.06));
  }
  @media (max-width:767px){.timeline::before{display:none;}}
  .timeline-item{position:relative;display:flex;gap:20px;}
  .timeline-num{
    flex:0 0 auto;
    width:48px;height:48px;border-radius:50%;
    background:var(--grad);color:#fff;
    display:inline-flex;align-items:center;justify-content:center;
    font-weight:800;font-size:18px;
    font-variant-numeric:tabular-nums;
    box-shadow:0 10px 22px -12px rgba(11,92,59,.95);
    border:3px solid #fff;
    z-index:1;
  }
  @media (max-width:767px){.timeline-num{width:40px;height:40px;font-size:16px;border-width:2px;}}
  .timeline-card{
    flex:1 1 auto;
    display:grid;gap:0;
    background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
    box-shadow:var(--sh-1);overflow:hidden;
    transition:transform .2s ease,box-shadow .2s ease;
  }
  .timeline-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);}
  @media (min-width:900px){.timeline-card{grid-template-columns:1.35fr .65fr;}}
  .timeline-card-body{padding:26px 26px 28px;}
  .timeline-card-body h3{margin:14px 0 10px;}
  .timeline-card-body p{color:var(--ink-600);font-size:15.5px;}
  .timeline-card figure{margin:0;}
  .timeline-card figure img{
    width:100%;height:100%;min-height:190px;object-fit:cover;
  }
  @media (max-width:899px){.timeline-card figure img{min-height:190px;aspect-ratio:16/9;}}

  .check-list{margin-top:16px;display:flex;flex-direction:column;gap:9px;}
  .check-list li{
    position:relative;padding-left:26px;font-size:15px;color:var(--ink-900);
  }
  .check-list li::before{
    content:"";position:absolute;left:0;top:9px;
    width:14px;height:8px;border-left:2px solid var(--brand-500);border-bottom:2px solid var(--brand-500);
    transform:rotate(-45deg);
  }

  /* ============ 双列大卡网格 ============ */
  .card-grid{display:grid;gap:22px;}
  @media (min-width:640px){.card-grid{grid-template-columns:repeat(2,1fr);}}
  .info-card{
    display:flex;flex-direction:column;
    background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
    overflow:hidden;box-shadow:var(--sh-1);
    transition:transform .2s ease,box-shadow .2s ease;
  }
  .info-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);}
  .info-card .cover{overflow:hidden;aspect-ratio:16/9;}
  .info-card .cover img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease;}
  .info-card:hover .cover img{transform:scale(1.03);}
  .info-card-body{padding:22px 24px 24px;display:flex;flex-direction:column;gap:10px;flex:1 1 auto;}
  .info-card-body h3{font-size:19px;}
  .info-card-body p{color:var(--ink-600);font-size:15px;}
  .info-card-body .btn-link{margin-top:auto;}

  /* ============ FAQ ============ */
  .faq-wrap{
    background:var(--card);border:1px solid var(--line);border-radius:var(--r-block);
    box-shadow:var(--sh-1);overflow:hidden;
  }
  .faq-item{border-bottom:1px solid var(--line);}
  .faq-item:last-child{border-bottom:none;}
  .faq-item summary{
    display:flex;align-items:center;justify-content:space-between;gap:16px;
    min-height:56px;padding:16px 24px;
    cursor:pointer;list-style:none;
    font-size:16.5px;font-weight:600;color:var(--ink-900);
  }
  .faq-item summary::-webkit-details-marker{display:none;}
  .faq-item summary:hover{background:#F8FBF9;color:var(--brand-700);}
  .faq-icon{
    flex:0 0 auto;width:26px;height:26px;border-radius:50%;
    border:1.5px solid var(--brand-600);color:var(--brand-700);
    display:inline-flex;align-items:center;justify-content:center;
    font-size:16px;line-height:1;font-weight:600;
    transition:transform .25s ease,background .2s ease,color .2s ease;
  }
  .faq-item[open] .faq-icon{transform:rotate(45deg);background:var(--brand-600);color:#fff;}
  .faq-answer{
    padding:6px 24px 22px 27px;
    border-left:3px solid var(--brand-500);
    margin-left:0;background:#F3FAF6;
    color:var(--ink-600);font-size:15.5px;
  }

  /* ============ 下载按钮组 ============ */
  .download-section{background:linear-gradient(180deg,#EFF7F2 0%,#F5F8F6 100%);border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
  .download-grid{display:grid;gap:20px;}
  @media (min-width:768px){.download-grid{grid-template-columns:repeat(3,1fr);}}
  .dl-card{
    background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
    padding:24px;display:flex;flex-direction:column;gap:12px;
    box-shadow:var(--sh-1);transition:transform .2s ease,box-shadow .2s ease;
  }
  .dl-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);}
  .dl-card-top{display:flex;align-items:center;gap:12px;}
  .dl-icon{
    width:44px;height:44px;border-radius:14px;flex:0 0 auto;
    background:var(--brand-100);color:var(--brand-700);
    display:inline-flex;align-items:center;justify-content:center;
  }
  .dl-icon svg{width:22px;height:22px;}
  .dl-card h3{font-size:18px;}
  .dl-meta{display:flex;flex-wrap:wrap;gap:8px;}
  .dl-spec{display:flex;flex-direction:column;gap:6px;font-size:14px;color:var(--ink-600);}
  .dl-spec div{display:flex;justify-content:space-between;gap:12px;padding:7px 0;border-bottom:1px dashed var(--line);}
  .dl-spec div:last-child{border-bottom:none;}
  .dl-spec b{color:var(--ink-900);font-variant-numeric:tabular-nums;font-weight:600;}

  .download-aside{
    margin-top:26px;display:grid;gap:20px;align-items:center;
    background:#fff;border:1px solid var(--line);border-radius:var(--r-block);
    padding:24px;box-shadow:var(--sh-1);
  }
  @media (min-width:768px){.download-aside{grid-template-columns:160px 1fr;}}
  .qr-box{
    width:160px;height:160px;border-radius:16px;border:1px solid var(--line);
    background:#fff;display:flex;align-items:center;justify-content:center;
    box-shadow:inset 0 0 0 6px #F4FAF6;
  }
  .qr-box svg{width:120px;height:120px;}
  .aside-copy h3{margin-bottom:8px;}
  .aside-copy p{color:var(--ink-600);font-size:14.5px;}
  .aside-note{margin-top:12px;font-size:12.5px;color:#7D8F88;}

  /* ============ Footer ============ */
  .site-footer{background:var(--brand-900);color:#CFE7DA;padding:56px 0 22px;margin-top:0;}
  .footer-grid{display:grid;gap:32px;}
  @media (min-width:640px){.footer-grid{grid-template-columns:repeat(2,1fr);}}
  @media (min-width:1024px){.footer-grid{grid-template-columns:1.5fr 1fr 1fr 1fr;gap:40px;}}
  .footer-brand .logo{margin-bottom:14px;}
  .footer-brand .logo-text b{color:#fff;}
  .footer-brand .logo-text span{color:#8FD9B7;}
  .footer-brand p{font-size:14px;line-height:1.8;color:#A9CBB9;max-width:340px;}
  .footer-col h4{color:#fff;font-size:15px;margin-bottom:16px;font-weight:700;}
  .footer-col ul{display:flex;flex-direction:column;gap:11px;}
  .footer-col a{color:#CFE7DA;font-size:14.5px;display:inline-block;transition:color .2s ease,transform .2s ease;}
  .footer-col a:hover{color:#fff;transform:translateX(2px);}
  .footer-bottom{
    margin-top:40px;padding-top:20px;border-top:1px solid rgba(255,255,255,.14);
    display:flex;flex-wrap:wrap;gap:8px 20px;justify-content:space-between;
    font-size:12px;color:#8FB8A3;
  }

  /* ============ 通用工具 ============ */
  .muted{color:var(--ink-600);}
  .divider{height:1px;background:var(--line);margin:0;}
  .two-col{display:grid;gap:22px;}
  @media (min-width:900px){.two-col{grid-template-columns:repeat(2,1fr);}}

/* roulang page: category2 */
:root {
    --brand-900: #06301F;
    --brand-700: #0B5C3B;
    --brand-600: #0E7A4C;
    --brand-500: #14A05F;
    --brand-100: #DFF3E8;
    --suit-red: #D6202F;
    --gold: #F2B233;
    --ink-900: #12211B;
    --ink-600: #4A5C55;
    --line: #E3EAE6;
    --bg: #F5F8F6;
    --card: #FFFFFF;
    --r-card: 22px;
    --r-block: 28px;
    --r-pill: 999px;
    --grad: linear-gradient(120deg, #0B5C3B 0%, #14A05F 58%, #1FB877 100%);
    --shadow-1: 0 1px 2px rgba(11, 92, 59, .06), 0 8px 24px -12px rgba(11, 92, 59, .18);
    --shadow-2: 0 18px 48px -18px rgba(11, 92, 59, .35);
    --section-y: 56px;
  }
  @media (min-width: 768px) { :root { --section-y: 72px; } }
  @media (min-width: 1024px) { :root { --section-y: 96px; } }

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

  body.page-body {
    margin: 0;
    background: var(--bg);
    color: var(--ink-900);
    font-family: 'PingFang SC', 'Microsoft YaHei', 'Hiragino Sans GB', system-ui, -apple-system, sans-serif;
    font-size: 16px;
    line-height: 1.85;
    -webkit-font-smoothing: antialiased;
  }

  h1, h2, h3, h4 { margin: 0; letter-spacing: -0.01em; }
  p { margin: 0; }
  ul { margin: 0; padding: 0; list-style: none; }
  img { max-width: 100%; display: block; }
  a { color: var(--brand-700); }

  .container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 16px;
  }
  @media (min-width: 768px) { .container { padding: 0 24px; } }
  @media (min-width: 1024px) { .container { padding: 0 32px; } }

  /* ---------- Header ---------- */
  .site-header {
    position: relative;
    z-index: 60;
    background: #fff;
    border-bottom: 1px solid var(--line);
    box-shadow: 0 1px 2px rgba(11, 92, 59, .04);
  }
  .header-inner {
    display: flex;
    align-items: center;
    gap: 16px;
    height: 64px;
  }
  @media (min-width: 1024px) { .header-inner { height: 72px; gap: 26px; } }

  .logo { display: inline-flex; align-items: center; gap: 10px; text-decoration: none; flex: 0 0 auto; }
  .logo-mark {
    width: 36px; height: 36px; flex: 0 0 auto;
    border-radius: 11px;
    background: var(--grad);
    display: grid; place-items: center;
    box-shadow: 0 8px 18px -10px rgba(11, 92, 59, .75);
  }
  .logo-mark svg { width: 21px; height: 21px; }
  .logo-text { display: inline-flex; align-items: baseline; gap: 2px; font-size: 17px; white-space: nowrap; }
  .logo-text b { font-weight: 700; color: var(--ink-900); }
  .logo-text span { font-weight: 500; color: var(--brand-600); }

  .nav-links { display: none; align-items: center; gap: 2px; margin-left: 6px; }
  @media (min-width: 1024px) { .nav-links { display: flex; } }
  .nav-links a {
    position: relative;
    display: inline-flex; align-items: center;
    height: 72px; padding: 0 14px;
    font-size: 15px; color: var(--ink-600);
    text-decoration: none;
    transition: color .2s ease;
  }
  .nav-links a::after {
    content: "";
    position: absolute; left: 14px; right: 14px; bottom: 16px;
    height: 2px; border-radius: 2px; background: var(--brand-600);
    transform: scaleX(0); transform-origin: left;
    transition: transform .22s ease;
  }
  .nav-links a:hover { color: var(--brand-700); }
  .nav-links a:hover::after { transform: scaleX(1); }
  .nav-links a.active { color: var(--brand-700); font-weight: 700; }
  .nav-links a.active::after { transform: scaleX(1); }

  .header-actions { display: flex; align-items: center; gap: 10px; margin-left: auto; }

  .search-box {
    display: none;
    align-items: center; gap: 8px;
    height: 40px; width: 224px; padding: 0 14px;
    border: 1px solid var(--line);
    border-radius: var(--r-pill);
    background: #F8FBF9;
    transition: border-color .2s ease, box-shadow .2s ease, background-color .2s ease;
  }
  @media (min-width: 1024px) { .search-box { display: flex; } }
  .search-box:focus-within { border-color: var(--brand-600); background: #fff; box-shadow: 0 0 0 3px rgba(20, 160, 95, .14); }
  .search-box svg { width: 16px; height: 16px; flex: 0 0 auto; color: var(--ink-600); }
  .search-box input {
    width: 100%; border: 0; background: transparent; outline: none;
    font-family: inherit; font-size: 14px; color: var(--ink-900);
  }
  .search-box input::placeholder { color: #93A79E; }

  .btn {
    display: inline-flex; align-items: center; justify-content: center; gap: 8px;
    border: 1px solid transparent;
    border-radius: var(--r-pill);
    font-family: inherit; font-weight: 600; text-decoration: none;
    cursor: pointer; white-space: nowrap;
    transition: transform .2s ease, box-shadow .2s ease, background-color .2s ease, color .2s ease, border-color .2s ease, filter .2s ease;
  }
  .btn:focus-visible { outline: 3px solid rgba(11, 92, 59, .38); outline-offset: 2px; }
  .btn-primary {
    background: var(--grad); color: #fff;
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, .3), 0 10px 24px -14px rgba(11, 92, 59, .9);
  }
  .btn-primary:hover { filter: brightness(1.06); transform: translateY(-2px); box-shadow: inset 0 1px 0 rgba(255, 255, 255, .3), var(--shadow-2); }
  .btn-ghost { background: #fff; color: var(--brand-700); border-color: rgba(11, 92, 59, .28); }
  .btn-ghost:hover { background: var(--brand-100); border-color: var(--brand-600); transform: translateY(-2px); }
  .btn-sm { height: 40px; padding: 0 18px; font-size: 14px; }
  .btn-lg { height: 54px; padding: 0 30px; font-size: 16px; }

  .menu-toggle {
    display: inline-flex; align-items: center; justify-content: center;
    width: 40px; height: 40px;
    border: 1px solid var(--line); border-radius: 12px;
    background: #fff; color: var(--brand-700); cursor: pointer;
    transition: background-color .2s ease, border-color .2s ease;
  }
  .menu-toggle:hover { background: var(--brand-100); border-color: rgba(11, 92, 59, .3); }
  .menu-toggle svg { width: 20px; height: 20px; }
  @media (min-width: 1024px) { .menu-toggle { display: none; } }

  .mobile-drawer { display: none; border-top: 1px solid var(--line); background: #fff; padding: 6px 0 14px; }
  .mobile-drawer.open { display: block; }
  @media (min-width: 1024px) { .mobile-drawer { display: none !important; } }
  .mobile-drawer a {
    display: flex; align-items: center; height: 48px; padding: 0 16px;
    font-size: 15px; color: var(--ink-900); text-decoration: none;
    border-bottom: 1px solid #F0F5F2;
  }
  .mobile-drawer a.active { color: var(--brand-700); font-weight: 700; }

  /* ---------- Hero ---------- */
  .page-hero {
    position: relative;
    overflow: hidden;
    background: url('/assets/images/backpic/back-2.png') center / cover no-repeat, #EAF6EF;
  }
  .page-hero::before {
    content: "";
    position: absolute; inset: 0;
    background: linear-gradient(120deg, rgba(245, 248, 246, .97) 0%, rgba(223, 243, 232, .9) 48%, rgba(20, 160, 95, .24) 100%);
  }
  .page-hero::after {
    content: "";
    position: absolute; right: -120px; top: -140px;
    width: 420px; height: 420px; border-radius: 50%;
    border: 1.5px solid rgba(11, 92, 59, .08);
    pointer-events: none;
  }
  .hero-inner {
    position: relative; z-index: 2;
    display: grid; gap: 32px;
    padding: 44px 0 52px;
  }
  @media (min-width: 1024px) {
    .hero-inner { grid-template-columns: 1.12fr .88fr; align-items: center; gap: 48px; padding: 72px 0 80px; }
  }

  .eyebrow {
    display: inline-flex; align-items: center; gap: 8px;
    height: 30px; padding: 0 14px;
    border-radius: var(--r-pill);
    background: var(--brand-100); color: var(--brand-700);
    font-size: 13px; font-weight: 600;
  }
  .eyebrow::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: var(--brand-500); }

  .hero-title {
    margin-top: 16px;
    font-size: clamp(28px, 3.8vw, 46px);
    line-height: 1.16; font-weight: 700;
    color: var(--ink-900);
  }
  .hero-title .hl { color: var(--brand-700); }
  .hero-sub { margin-top: 14px; font-size: 16px; line-height: 1.7; color: var(--ink-600); max-width: 560px; }

  .badge-row { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 24px; }
  .stat-pill {
    display: inline-flex; align-items: center; gap: 8px;
    height: 38px; padding: 0 16px;
    border-radius: var(--r-pill);
    background: rgba(255, 255, 255, .88);
    border: 1px solid rgba(11, 92, 59, .14);
    font-size: 13px; color: var(--ink-600);
    box-shadow: 0 6px 18px -14px rgba(11, 92, 59, .5);
    font-variant-numeric: tabular-nums;
  }
  .stat-pill b { color: var(--brand-700); font-weight: 700; }
  .stat-pill.gold { background: rgba(242, 178, 51, .16); border-color: rgba(242, 178, 51, .4); }
  .stat-pill.gold b { color: #8A5A08; }

  .hero-visual {
    position: relative;
    border-radius: var(--r-block);
    overflow: hidden;
    background: #fff;
    border: 1px solid rgba(11, 92, 59, .14);
    box-shadow: var(--shadow-2);
  }
  .hero-visual img { width: 100%; height: 100%; aspect-ratio: 16 / 11; object-fit: cover; }
  .float-chip {
    position: absolute; left: 16px; bottom: 16px;
    display: inline-flex; align-items: center; gap: 8px;
    padding: 9px 14px;
    background: rgba(255, 255, 255, .95);
    border-radius: 14px;
    font-size: 12.5px; color: var(--ink-600);
    box-shadow: 0 12px 30px -18px rgba(11, 92, 59, .8);
    font-variant-numeric: tabular-nums;
  }
  .float-chip b { color: var(--brand-700); }

  /* ---------- Sections ---------- */
  .section { padding: var(--section-y) 0; }
  .section-head { margin-bottom: 28px; display: flex; flex-wrap: wrap; gap: 14px; justify-content: space-between; align-items: flex-end; }
  .section-title { font-size: clamp(24px, 2.6vw, 34px); line-height: 1.25; font-weight: 700; color: var(--ink-900); }
  .section-title::before {
    content: ""; display: block; width: 40px; height: 4px; border-radius: 4px;
    background: var(--brand-500); margin-bottom: 14px;
  }
  .section-sub { font-size: 15px; line-height: 1.7; color: var(--ink-600); max-width: 620px; }

  .legend { display: flex; flex-wrap: wrap; gap: 10px; }
  .state {
    display: inline-flex; align-items: center; gap: 6px;
    height: 26px; padding: 0 11px;
    border-radius: var(--r-pill);
    font-size: 12px; font-weight: 600; white-space: nowrap;
  }
  .state::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: currentColor; }
  .state-ok { background: var(--brand-100); color: var(--brand-700); }
  .state-mid { background: #FDF1DA; color: #8A5A08; }
  .state-no { background: #FBE3E4; color: #9E1220; }

  /* ---------- Spec table ---------- */
  .table-card {
    background: var(--card);
    border: 1px solid var(--line);
    border-radius: var(--r-block);
    box-shadow: var(--shadow-1);
    overflow: hidden;
  }
  .table-scroll { width: 100%; overflow-x: auto; }
  @media (min-width: 1024px) { .table-scroll { overflow: visible; } }

  .spec-table { width: 100%; min-width: 820px; border-collapse: collapse; font-size: 15px; }
  .spec-table thead th {
    position: sticky; top: 0; z-index: 3;
    background: var(--brand-700); color: #fff;
    font-size: 13.5px; font-weight: 600; text-align: left;
    padding: 14px 16px; white-space: nowrap;
  }
  .spec-table tbody td {
    padding: 15px 16px;
    border-top: 1px solid var(--line);
    color: var(--ink-900);
    font-variant-numeric: tabular-nums;
    vertical-align: middle;
  }
  .spec-table tbody tr:nth-child(even) { background: #F8FBF9; }
  .spec-table tbody tr { transition: background-color .2s ease; }
  .spec-table tbody tr:hover { background: var(--brand-100); }
  .spec-table td:first-child { font-weight: 700; color: var(--brand-700); white-space: nowrap; }

  @media (max-width: 767px) {
    .table-scroll { overflow: visible; }
    .spec-table { min-width: 0; display: block; }
    .spec-table thead { display: none; }
    .spec-table tbody, .spec-table tr, .spec-table td { display: block; width: 100%; }
    .spec-table tbody tr { border-top: 1px solid var(--line); padding: 10px 0 14px; background: transparent !important; }
    .spec-table tbody tr:first-child { border-top: 0; }
    .spec-table td { border: 0; padding: 7px 18px; display: flex; align-items: center; justify-content: space-between; gap: 14px; text-align: right; }
    .spec-table td::before {
      content: attr(data-label);
      flex: 0 0 auto; text-align: left;
      font-size: 13px; font-weight: 500; color: var(--ink-600);
    }
    .spec-table td:first-child { font-size: 17px; padding-top: 14px; padding-bottom: 10px; }
    .spec-table td:first-child::before { content: none; }
  }

  /* ---------- FAQ groups ---------- */
  .faq-groups { display: grid; gap: 22px; }
  @media (min-width: 900px) { .faq-groups { grid-template-columns: 1fr 1fr; } }
  .faq-group {
    background: var(--card);
    border: 1px solid var(--line);
    border-radius: var(--r-block);
    padding: 22px 24px 26px;
    box-shadow: var(--shadow-1);
    transition: box-shadow .2s ease, transform .2s ease;
  }
  .faq-group:hover { box-shadow: var(--shadow-2); transform: translateY(-2px); }
  .faq-group-head { display: flex; align-items: center; gap: 12px; padding-bottom: 16px; border-bottom: 1px solid var(--line); }
  .faq-group-head .dot {
    width: 34px; height: 34px; border-radius: 11px; flex: 0 0 auto;
    display: grid; place-items: center;
    background: var(--brand-100); color: var(--brand-700);
    font-size: 13px; font-weight: 700;
  }
  .faq-group-head h3 { font-size: 18px; font-weight: 700; color: var(--ink-900); }
  .faq-group-head span { display: block; font-size: 12.5px; color: var(--ink-600); font-weight: 400; }

  .qa { border-bottom: 1px solid var(--line); }
  .qa:last-child { border-bottom: 0; }
  .qa summary {
    position: relative;
    display: flex; align-items: center; justify-content: space-between; gap: 14px;
    padding: 15px 0;
    font-size: 15.5px; font-weight: 600; color: var(--ink-900);
    cursor: pointer; list-style: none;
    transition: color .2s ease;
  }
  .qa summary::-webkit-details-marker { display: none; }
  .qa summary:hover { color: var(--brand-700); }
  .qa summary::after {
    content: "+";
    flex: 0 0 auto;
    width: 24px; height: 24px; border-radius: 50%;
    display: grid; place-items: center;
    background: var(--brand-100); color: var(--brand-700);
    font-size: 16px; line-height: 1; font-weight: 500;
    transition: transform .22s ease, background-color .22s ease;
  }
  .qa[open] summary::after { transform: rotate(45deg); background: var(--brand-500); color: #fff; }
  .qa .qa-body {
    margin: 0 0 16px;
    padding: 2px 0 2px 14px;
    border-left: 3px solid var(--brand-500);
    font-size: 14.5px; line-height: 1.85; color: var(--ink-600);
  }

  /* ---------- Version cards ---------- */
  .version-grid { display: grid; gap: 20px; }
  @media (min-width: 768px) { .version-grid { grid-template-columns: repeat(3, 1fr); } }
  .version-card {
    background: var(--card);
    border: 1px solid var(--line);
    border-radius: var(--r-card);
    overflow: hidden;
    box-shadow: var(--shadow-1);
    display: flex; flex-direction: column;
    transition: transform .2s ease, box-shadow .2s ease;
  }
  .version-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-2); }
  .version-card .cover { position: relative; overflow: hidden; }
  .version-card .cover img { width: 100%; aspect-ratio: 16 / 9; object-fit: cover; transition: transform .3s ease; }
  .version-card:hover .cover img { transform: scale(1.03); }
  .version-tag {
    position: absolute; left: 14px; top: 14px;
    display: inline-flex; align-items: center; height: 26px; padding: 0 12px;
    border-radius: var(--r-pill);
    background: rgba(255, 255, 255, .94);
    color: var(--brand-700); font-size: 12px; font-weight: 700;
    font-variant-numeric: tabular-nums;
  }
  .version-tag.hot { background: var(--suit-red); color: #fff; }
  .version-body { padding: 18px 20px 22px; }
  .version-body h3 { font-size: 18px; font-weight: 700; color: var(--ink-900); }
  .version-body .meta { margin-top: 6px; font-size: 13px; color: var(--ink-600); font-variant-numeric: tabular-nums; }
  .version-body p { margin-top: 12px; font-size: 14.5px; line-height: 1.75; color: var(--ink-600); }

  /* ---------- Checklist ---------- */
  .check-wrap {
    position: relative;
    border-radius: var(--r-block);
    overflow: hidden;
    background: url('/assets/images/backpic/back-3.webp') center / cover no-repeat, #0B5C3B;
    padding: 34px 24px;
  }
  .check-wrap::before {
    content: "";
    position: absolute; inset: 0;
    background: linear-gradient(120deg, rgba(6, 48, 31, .94) 0%, rgba(11, 92, 59, .86) 60%, rgba(20, 160, 95, .72) 100%);
  }
  .check-inner { position: relative; z-index: 2; }
  .check-inner .kicker { display: inline-flex; align-items: center; height: 28px; padding: 0 12px; border-radius: var(--r-pill); background: rgba(255,255,255,.16); color: #DFF3E8; font-size: 12.5px; font-weight: 600; }
  .check-inner h2 { margin-top: 14px; font-size: clamp(22px, 2.4vw, 30px); line-height: 1.3; color: #fff; font-weight: 700; }
  .check-inner .lead { margin-top: 10px; font-size: 15px; line-height: 1.75; color: #CBE7D8; max-width: 700px; }
  .check-list { display: grid; gap: 14px; margin-top: 26px; }
  @media (min-width: 768px) { .check-list { grid-template-columns: 1fr 1fr; } }
  .check-item {
    display: flex; gap: 14px;
    padding: 18px 20px;
    border-radius: 18px;
    background: rgba(255, 255, 255, .96);
    box-shadow: 0 14px 34px -22px rgba(0, 0, 0, .7);
    transition: transform .2s ease;
  }
  .check-item:hover { transform: translateY(-3px); }
  .check-item .num {
    flex: 0 0 auto;
    width: 32px; height: 32px; border-radius: 10px;
    display: grid; place-items: center;
    background: var(--brand-100); color: var(--brand-700);
    font-size: 14px; font-weight: 700;
    font-variant-numeric: tabular-nums;
  }
  .check-item h3 { font-size: 16px; font-weight: 700; color: var(--ink-900); }
  .check-item p { margin-top: 6px; font-size: 14px; line-height: 1.75; color: var(--ink-600); }

  /* ---------- CTA ---------- */
  .cta-card {
    position: relative;
    overflow: hidden;
    border-radius: var(--r-block);
    background: var(--grad);
    padding: 46px 26px;
    text-align: center;
    box-shadow: var(--shadow-2);
  }
  .cta-card::before,
  .cta-card::after {
    content: "";
    position: absolute;
    border-radius: 50%;
    border: 1.5px solid rgba(255, 255, 255, .16);
    pointer-events: none;
  }
  .cta-card::before { width: 320px; height: 320px; right: -110px; top: -130px; }
  .cta-card::after { width: 240px; height: 240px; left: -90px; bottom: -120px; }
  .cta-inner { position: relative; z-index: 2; }
  .cta-card h2 { font-size: clamp(24px, 2.8vw, 34px); line-height: 1.28; color: #fff; font-weight: 700; }
  .cta-card p { margin-top: 12px; font-size: 15.5px; line-height: 1.75; color: rgba(255, 255, 255, .88); max-width: 640px; margin-left: auto; margin-right: auto; }
  .cta-actions { margin-top: 26px; display: flex; flex-wrap: wrap; gap: 12px; justify-content: center; }
  .cta-card .btn-white { background: #fff; color: var(--brand-700); }
  .cta-card .btn-white:hover { transform: translateY(-2px); box-shadow: 0 18px 40px -18px rgba(0, 0, 0, .5); }
  .cta-card .btn-line { background: rgba(255, 255, 255, .1); color: #fff; border-color: rgba(255, 255, 255, .5); }
  .cta-card .btn-line:hover { background: rgba(255, 255, 255, .2); transform: translateY(-2px); }
  .cta-note { margin-top: 20px; font-size: 12px; color: rgba(255, 255, 255, .72); }

  /* ---------- Footer ---------- */
  .site-footer { background: var(--brand-900); color: #CFE7DA; padding-top: 54px; }
  .footer-grid { display: grid; gap: 32px; }
  @media (min-width: 768px) { .footer-grid { grid-template-columns: 1.5fr 1fr 1fr 1fr; gap: 24px; } }
  .footer-brand .logo-text b { color: #fff; }
  .footer-brand .logo-text span { color: #8FE0B4; }
  .footer-brand p { margin-top: 14px; font-size: 13.5px; line-height: 1.85; color: #A9C9B8; max-width: 320px; }
  .footer-col h4 { color: #fff; font-size: 15px; font-weight: 600; margin-bottom: 14px; }
  .footer-col ul { display: grid; gap: 10px; }
  .footer-col a {
    display: inline-block;
    color: #CFE7DA; font-size: 14px; text-decoration: none;
    transition: color .2s ease, transform .2s ease;
  }
  .footer-col a:hover { color: #fff; transform: translateX(2px); }
  .footer-bottom {
    margin-top: 40px;
    border-top: 1px solid rgba(255, 255, 255, .12);
    padding: 18px 0 24px;
    display: flex; flex-wrap: wrap; gap: 8px;
    justify-content: space-between;
    font-size: 12px; color: #8FB3A1;
  }