/* roulang page: index */
:root{
  --ink:#1E3A34;
  --ink-2:#2A4F46;
  --ink-3:#162C28;
  --gold:#C6A15B;
  --gold-soft:#EDE3D2;
  --gold-line:#DCC79D;
  --cinnabar:#B5462F;
  --cinnabar-soft:#F7E9E4;
  --bg:#FAF6EF;
  --surface:#FFFDF8;
  --surface-2:#F7F1E6;
  --text:#1F1B17;
  --muted:#6B635A;
  --line:#E6DCCC;
  --line-soft:#EDE3D5;
  --radius:14px;
  --radius-sm:10px;
  --radius-lg:20px;
  --shadow-sm:0 1px 2px rgba(31,27,23,.04);
  --shadow-md:0 10px 24px rgba(31,27,23,.08);
  --shadow-nav:0 6px 20px rgba(31,27,23,.07);
  --container:1200px;
  --serif:"Noto Serif SC","Source Han Serif SC","Songti SC",SimSun,serif;
  --sans:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;font-family:var(--sans);font-size:16px;line-height:1.9;color:var(--text);background:var(--bg);-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button,input{font:inherit}
ul,ol{margin:0;padding:0;list-style:none}
p{margin:0}
:focus-visible{outline:2px solid var(--gold);outline-offset:2px;border-radius:4px}
.container-cn{width:100%;max-width:var(--container);margin:0 auto;padding:0 20px}
@media (min-width:768px){.container-cn{padding:0 32px}}

/* ---------- header / nav ---------- */
.site-header{position:sticky;top:0;z-index:60;padding:12px 0;background:linear-gradient(180deg,rgba(250,246,239,.97) 60%,rgba(250,246,239,.72));backdrop-filter:blur(10px)}
.nav-panel{display:flex;align-items:center;gap:14px;background:var(--surface);border:1px solid var(--line);border-radius:16px;padding:10px 14px;box-shadow:var(--shadow-nav)}
.brand{display:flex;align-items:center;gap:10px;flex:none}
.brand-mark{width:38px;height:38px;border-radius:11px;background:var(--ink);display:flex;align-items:center;justify-content:center;flex:none}
.brand-mark svg{width:22px;height:22px;stroke:#E7D7B2;fill:none;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round}
.brand-text{display:flex;flex-direction:column;line-height:1.2}
.brand-name{font-family:var(--serif);font-size:17px;font-weight:700;color:var(--ink);letter-spacing:.5px}
.brand-sub{font-size:11px;color:var(--muted);letter-spacing:.5px}
.nav-links{display:none;align-items:center;gap:8px;margin-left:6px;flex:1}
.nav-chip{display:inline-flex;align-items:center;gap:6px;padding:8px 13px;border-radius:10px;background:var(--surface-2);border:1px solid transparent;font-size:13.5px;color:var(--ink);transition:all .18s ease;white-space:nowrap}
.nav-chip svg{width:15px;height:15px;stroke:currentColor;fill:none;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round;opacity:.85}
.nav-chip:hover{background:var(--gold-soft);border-color:var(--gold-line);transform:translateY(-2px)}
.nav-chip.active{background:var(--ink);color:#fff;border-color:var(--ink)}
.nav-right{display:none;align-items:center;gap:10px;margin-left:auto}
.badge-live{display:inline-flex;align-items:center;gap:6px;padding:6px 11px;border-radius:999px;border:1px solid var(--cinnabar);color:var(--cinnabar);font-size:12px;font-weight:600;letter-spacing:.3px}
.badge-live i{width:6px;height:6px;border-radius:50%;background:var(--cinnabar);display:block}
.nav-cta{display:inline-flex;align-items:center;padding:9px 18px;border-radius:10px;background:var(--cinnabar);color:#fff;font-size:14px;font-weight:600;transition:all .18s ease}
.nav-cta:hover{background:#9d3a26;transform:translateY(-1px)}
.nav-toggle{display:inline-flex;align-items:center;justify-content:center;width:42px;height:42px;border-radius:11px;border:1px solid var(--line);background:var(--surface-2);margin-left:auto;cursor:pointer}
.nav-toggle span{display:block;width:17px;height:2px;background:var(--ink);position:relative;border-radius:2px}
.nav-toggle span::before,.nav-toggle span::after{content:"";position:absolute;left:0;width:17px;height:2px;background:var(--ink);border-radius:2px;transition:transform .2s ease}
.nav-toggle span::before{top:-5px}
.nav-toggle span::after{top:5px}
.mobile-panel{display:none;margin-top:10px;background:var(--surface);border:1px solid var(--line);border-radius:16px;padding:12px;box-shadow:var(--shadow-nav)}
.mobile-panel.open{display:block}
.mobile-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.mobile-grid .nav-chip{justify-content:center;padding:13px 10px;font-size:14px;min-height:44px}
@media (min-width:1024px){
  .nav-links{display:flex}
  .nav-right{display:flex}
  .nav-toggle{display:none}
  .mobile-panel{display:none !important}
}

/* ---------- buttons ---------- */
.btn-primary,.btn-ghost,.btn-cta{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 22px;border-radius:10px;font-size:15px;font-weight:600;border:1px solid transparent;cursor:pointer;transition:all .18s ease;line-height:1.5}
.btn-primary{background:var(--ink);color:#fff}
.btn-primary:hover{background:var(--ink-2);transform:translateY(-1px);box-shadow:0 8px 18px rgba(30,58,52,.18)}
.btn-ghost{background:transparent;border-color:var(--ink);color:var(--ink)}
.btn-ghost:hover{background:var(--ink);color:#fff;transform:translateY(-1px)}
.btn-cta{background:var(--cinnabar);color:#fff}
.btn-cta:hover{background:#9d3a26;transform:translateY(-1px);box-shadow:0 8px 18px rgba(181,70,47,.2)}
.btn-primary:disabled,.btn-ghost:disabled,.btn-cta:disabled{opacity:.5;cursor:not-allowed;transform:none;box-shadow:none}
.link-more{display:inline-flex;align-items:center;gap:6px;font-size:14.5px;color:var(--ink);border-bottom:1px solid var(--gold-line);padding-bottom:2px;transition:all .18s ease}
.link-more:hover{color:var(--cinnabar);border-color:var(--cinnabar)}

/* ---------- layout ---------- */
.section{padding:64px 0}
@media (min-width:1024px){.section{padding:96px 0}}
.section-cream{background:var(--bg)}
.section-paper{background:var(--surface)}
.section-soft{background:var(--surface-2)}
.section-ink{background:var(--ink);color:#F2EBDF}
.section-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:36px}
.section-head h2{font-family:var(--serif);font-size:clamp(22px,2.6vw,28px);line-height:1.35;color:var(--ink);margin:0 0 10px;letter-spacing:.3px}
.section-head p{color:var(--muted);font-size:15px;max-width:660px}
.section-ink .section-head h2{color:#FBF5E9}
.section-ink .section-head p{color:#C8BFAF}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:12px;font-weight:600;letter-spacing:1.5px;color:var(--gold);text-transform:uppercase;margin-bottom:14px}
.eyebrow::before{content:"";width:22px;height:1px;background:var(--gold)}

/* ---------- hero ---------- */
.hero{position:relative;overflow:hidden;background:var(--bg);border-bottom:1px solid var(--line-soft)}
.hero-bg{position:absolute;inset:0;background-image:url('/assets/images/189a224c0d88dee0.webp');background-size:cover;background-position:center;opacity:.09;pointer-events:none}
.hero::after{content:"";position:absolute;right:-120px;top:-120px;width:420px;height:420px;border-radius:50%;background:radial-gradient(circle,rgba(198,161,91,.16),rgba(198,161,91,0) 70%);pointer-events:none}
.hero-inner{position:relative;z-index:2;display:grid;grid-template-columns:1fr;gap:36px;align-items:center;padding-top:44px;padding-bottom:40px}
@media (min-width:1024px){.hero-inner{grid-template-columns:1.12fr .88fr;gap:56px;padding-top:64px;padding-bottom:52px}}
.hero-copy h1{font-family:var(--serif);font-size:clamp(28px,4vw,44px);line-height:1.28;color:var(--ink);margin:0 0 18px;letter-spacing:.5px}
.hero-copy h1 em{font-style:normal;color:var(--cinnabar)}
.hero-lead{font-size:16px;color:var(--muted);line-height:1.95;margin-bottom:26px;max-width:640px}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:16px}
.hero-note{font-size:13px;color:#8A8177}
.hero-demo{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-lg);padding:20px;box-shadow:var(--shadow-md)}
.demo-head{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--ink);font-weight:600;padding-bottom:14px;border-bottom:1px dashed var(--line)}
.demo-head .dot{width:7px;height:7px;border-radius:50%;background:var(--gold);box-shadow:0 0 0 3px rgba(198,161,91,.18)}
.demo-time{margin-left:auto;font-weight:400;font-size:12px;color:var(--muted)}
.demo-list{margin-top:16px;display:flex;flex-direction:column;gap:16px}
.demo-row{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:8px}
.demo-name{font-size:13.5px;color:var(--text)}
.tag{display:inline-flex;align-items:center;padding:2px 9px;border-radius:999px;font-size:11.5px;font-weight:600;letter-spacing:.3px;white-space:nowrap}
.tag-ok{background:rgba(30,58,52,.08);color:var(--ink)}
.tag-wait{background:rgba(198,161,91,.18);color:#8B6C2C}
.tag-off{background:rgba(107,99,90,.12);color:var(--muted)}
.bar{height:6px;border-radius:999px;background:var(--surface-2);overflow:hidden}
.bar i{display:block;height:100%;border-radius:999px;background:linear-gradient(90deg,var(--gold-line),var(--gold))}
.demo-foot{display:flex;justify-content:space-between;gap:10px;margin-top:18px;padding-top:14px;border-top:1px dashed var(--line);font-size:12.5px;color:var(--muted)}
.hero-stats{position:relative;z-index:2;display:grid;grid-template-columns:repeat(2,1fr);gap:1px;background:var(--line);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
@media (min-width:768px){.hero-stats{grid-template-columns:repeat(4,1fr)}}
.hero-stat{background:var(--surface);padding:20px 18px}
.hero-stat b{display:block;font-family:var(--serif);font-size:26px;color:var(--gold);line-height:1.2;margin-bottom:4px}
.hero-stat span{font-size:13px;color:var(--muted)}

/* ---------- cards ---------- */
.card{background:var(--surface);border:1px solid var(--line-soft);border-radius:var(--radius);box-shadow:var(--shadow-sm);transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease}
.card:hover{transform:translateY(-2px);box-shadow:var(--shadow-md);border-color:var(--gold-line)}
.pain-grid{display:grid;grid-template-columns:1fr;gap:16px}
@media (min-width:768px){.pain-grid{grid-template-columns:1fr 1fr}}
.pain-card{position:relative;padding:26px 24px 28px}
.pain-card .idx{position:absolute;right:18px;bottom:12px;font-family:var(--serif);font-size:34px;color:rgba(30,58,52,.06);line-height:1}
.pain-card h3{font-family:var(--serif);font-size:19px;color:var(--ink);margin:0 0 10px}
.pain-card p{font-size:14.5px;color:var(--muted);line-height:1.9}
.icon-box{width:38px;height:38px;border-radius:11px;background:var(--surface-2);display:flex;align-items:center;justify-content:center;margin-bottom:14px}
.icon-box svg{width:19px;height:19px;stroke:var(--ink);fill:none;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round}

/* ---------- check block ---------- */
.check-wrap{display:grid;grid-template-columns:1fr;gap:32px;align-items:center}
@media (min-width:1024px){.check-wrap{grid-template-columns:.92fr 1.08fr;gap:56px}}
.check-figure{border-radius:var(--radius-lg);overflow:hidden;border:1px solid var(--line);box-shadow:var(--shadow-md);aspect-ratio:5/4;background:var(--surface-2)}
.check-figure img{width:100%;height:100%;object-fit:cover}
.check-list{display:flex;flex-direction:column;gap:24px}
.check-item{display:flex;gap:16px;align-items:flex-start}
.check-num{font-family:var(--serif);font-size:26px;color:var(--gold);line-height:1.1;flex:none;width:42px}
.check-item h3{font-family:var(--serif);font-size:18px;color:var(--ink);margin:0 0 6px}
.check-item p{font-size:14.5px;color:var(--muted);line-height:1.9}

/* ---------- steps ---------- */
.steps{display:grid;grid-template-columns:1fr;gap:18px}
@media (min-width:768px){.steps{grid-template-columns:1fr 1fr}}
@media (min-width:1024px){.steps{grid-template-columns:repeat(4,1fr);gap:20px}}
.step{position:relative;padding:24px 20px;background:var(--surface);border:1px solid var(--line-soft);border-radius:var(--radius);transition:all .18s ease}
.step:hover{border-color:var(--gold-line);transform:translateY(-2px);box-shadow:var(--shadow-md)}
.step-node{width:40px;height:40px;border-radius:50%;background:var(--ink);color:#F1E5C9;font-family:var(--serif);font-size:15px;display:flex;align-items:center;justify-content:center;margin-bottom:14px}
.step h3{font-family:var(--serif);font-size:17px;color:var(--ink);margin:0 0 8px}
.step p{font-size:14px;color:var(--muted);line-height:1.85}

/* ---------- entry matrix ---------- */
.entry-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}
@media (min-width:768px){.entry-grid{grid-template-columns:repeat(3,1fr)}}
@media (min-width:1024px){.entry-grid{grid-template-columns:repeat(4,1fr);gap:16px}}
.entry{display:flex;align-items:center;gap:10px;padding:15px 14px;border-radius:12px;background:var(--surface);border:1px solid var(--line-soft);transition:all .18s ease;min-height:60px}
.entry:hover{background:var(--gold-soft);border-color:var(--gold-line);transform:translateY(-2px);box-shadow:var(--shadow-sm)}
.entry svg{width:17px;height:17px;stroke:var(--ink);fill:none;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round;flex:none}
.entry span{font-size:14px;color:var(--ink);font-weight:500}
.entry em{font-style:normal;margin-left:auto;font-size:11.5px;color:var(--muted);background:var(--surface-2);border-radius:999px;padding:2px 8px;white-space:nowrap}
.entry:hover em{background:rgba(255,253,248,.85)}

/* ---------- dark data panel ---------- */
.data-grid{display:grid;grid-template-columns:1fr 1fr;gap:28px}
@media (min-width:1024px){.data-grid{grid-template-columns:repeat(4,1fr);gap:32px}}
.data-cell b{display:block;font-family:var(--serif);font-size:clamp(30px,3.4vw,40px);color:var(--gold);line-height:1.1;margin-bottom:8px}
.data-cell span{font-size:14px;color:#C8BFAF;line-height:1.8}
.section-ink .divider{height:1px;background:rgba(237,227,210,.16);margin-top:36px}

/* ---------- testimonials ---------- */
.quote-row{display:flex;gap:16px;overflow-x:auto;scroll-snap-type:x mandatory;padding-bottom:8px}
@media (min-width:1024px){.quote-row{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;overflow:visible}}
.quote{flex:0 0 86%;scroll-snap-align:start;background:var(--surface);border:1px solid var(--line-soft);border-radius:var(--radius);padding:26px 24px;position:relative;transition:all .18s ease}
@media (min-width:768px){.quote{flex:0 0 60%}}
@media (min-width:1024px){.quote{flex:none}}
.quote:hover{border-color:var(--gold-line);box-shadow:var(--shadow-md);transform:translateY(-2px)}
.quote .mark{font-family:var(--serif);font-size:40px;color:var(--gold-line);line-height:1;margin-bottom:6px}
.quote p{font-size:14.5px;color:var(--text);line-height:1.9;margin-bottom:18px}
.quote .who{display:flex;align-items:center;gap:10px;font-size:13px;color:var(--muted)}
.quote .who b{color:var(--ink);font-weight:600}
.quote .tagline{margin-left:auto;font-size:11.5px;color:#8B6C2C;background:rgba(198,161,91,.16);padding:2px 9px;border-radius:999px}
.quote:nth-child(2){margin-top:16px}
@media (max-width:1023px){.quote:nth-child(2){margin-top:0}}

/* ---------- audience ---------- */
.aud-grid{display:grid;grid-template-columns:1fr;gap:16px}
@media (min-width:768px){.aud-grid{grid-template-columns:1fr 1fr}}
.aud{padding:22px 24px;background:var(--surface);border:1px solid var(--line-soft);border-left:4px solid var(--gold);border-radius:var(--radius);transition:all .18s ease}
.aud:hover{transform:translateY(-2px);box-shadow:var(--shadow-md);border-color:var(--gold-line)}
.aud h3{font-family:var(--serif);font-size:17px;color:var(--ink);margin:0 0 6px}
.aud p{font-size:14px;color:var(--muted);line-height:1.85}

/* ---------- news list ---------- */
.news-grid{display:grid;grid-template-columns:1fr;gap:16px}
@media (min-width:768px){.news-grid{grid-template-columns:1fr 1fr;gap:18px}}
.news-card{display:flex;flex-direction:column;padding:22px 22px 18px;background:var(--surface);border:1px solid var(--line-soft);border-radius:var(--radius);transition:all .18s ease;min-height:100%}
.news-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-md);border-color:var(--gold-line)}
.news-title{font-size:17px;font-weight:600;color:var(--ink);line-height:1.6;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;margin-bottom:10px}
.news-card:hover .news-title{color:var(--cinnabar)}
.news-sum{font-size:14px;color:var(--muted);line-height:1.85;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;margin-bottom:16px}
.news-meta{display:flex;align-items:center;gap:10px;margin-top:auto;padding-top:14px;border-top:1px dashed var(--line);font-size:12.5px;color:var(--muted);flex-wrap:wrap}
.chip{display:inline-flex;align-items:center;padding:3px 10px;border-radius:999px;background:var(--surface-2);color:var(--ink);font-size:12px;white-space:nowrap}
.news-meta .read{margin-left:auto;color:var(--ink);border-bottom:1px solid var(--gold-line);font-size:13px}
.news-meta .read:hover{color:var(--cinnabar);border-color:var(--cinnabar)}
.empty-state{border:2px dashed var(--line);border-radius:var(--radius-lg);padding:52px 24px;text-align:center;background:var(--surface-2)}
.empty-state p{font-size:15px;color:var(--ink);font-weight:600;margin-bottom:6px}
.empty-state span{font-size:14px;color:var(--muted)}

/* ---------- topics ---------- */
.topic-top{display:grid;grid-template-columns:1fr;gap:16px;margin-bottom:16px}
@media (min-width:768px){.topic-top{grid-template-columns:1fr 1fr;gap:20px}}
.topic-big{position:relative;border-radius:var(--radius-lg);overflow:hidden;border:1px solid var(--line);aspect-ratio:16/9;display:block}
.topic-big img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease}
.topic-big:hover img{transform:scale(1.04)}
.topic-big .veil{position:absolute;inset:0;background:linear-gradient(180deg,rgba(22,44,40,.05) 30%,rgba(22,44,40,.82))}
.topic-big .cap{position:absolute;left:22px;right:22px;bottom:20px;color:#fff}
.topic-big .cap strong{display:block;font-family:var(--serif);font-size:20px;margin-bottom:6px;line-height:1.4}
.topic-big .cap span{font-size:13px;color:rgba(255,255,255,.78);line-height:1.7}
.topic-small{display:grid;grid-template-columns:1fr;gap:12px}
@media (min-width:520px){.topic-small{grid-template-columns:1fr 1fr}}
@media (min-width:1024px){.topic-small{grid-template-columns:repeat(4,1fr)}}
.topic-mini{display:flex;align-items:center;gap:12px;padding:12px;background:var(--surface);border:1px solid var(--line-soft);border-radius:12px;transition:all .18s ease}
.topic-mini:hover{background:var(--gold-soft);border-color:var(--gold-line);transform:translateY(-2px)}
.topic-mini img{width:56px;height:56px;border-radius:9px;object-fit:cover;flex:none}
.topic-mini b{display:block;font-size:14px;color:var(--ink);line-height:1.5;margin-bottom:3px}
.topic-mini span{font-size:12px;color:var(--muted)}

/* ---------- metric board ---------- */
.metric-wrap{display:grid;grid-template-columns:1fr;gap:32px}
@media (min-width:1024px){.metric-wrap{grid-template-columns:1.15fr .85fr;gap:56px;align-items:center}}
.metric-bars{display:flex;flex-direction:column;gap:20px}
.metric-bar-row .lab{display:flex;justify-content:space-between;font-size:13.5px;color:var(--ink);margin-bottom:7px}
.metric-bar-row .lab i{font-style:normal;color:var(--muted)}
.metric-bar{height:9px;border-radius:999px;background:var(--surface-2);border:1px solid var(--line-soft);overflow:hidden}
.metric-bar i{display:block;height:100%;background:linear-gradient(90deg,var(--gold-line),var(--gold))}
.metric-nums{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.metric-num{background:var(--surface);border:1px solid var(--line-soft);border-radius:var(--radius);padding:18px}
.metric-num b{display:block;font-family:var(--serif);font-size:25px;color:var(--ink);line-height:1.2;margin-bottom:4px}
.metric-num span{font-size:12.5px;color:var(--muted)}

/* ---------- trust columns ---------- */
.trust-cols{display:grid;grid-template-columns:1fr;gap:28px}
@media (min-width:768px){.trust-cols{grid-template-columns:repeat(3,1fr);gap:36px}}
.trust-col h3{font-family:var(--serif);font-size:17px;color:var(--ink);margin:0 0 10px;padding-bottom:10px;border-bottom:1px solid var(--line)}
.trust-col p{font-size:14px;color:var(--muted);line-height:2}

/* ---------- faq ---------- */
.faq-list{border-top:1px solid var(--line)}
.faq-item{border-bottom:1px solid var(--line)}
.faq-item summary{list-style:none;cursor:pointer;display:flex;align-items:flex-start;justify-content:space-between;gap:18px;padding:20px 0;font-size:16px;font-weight:600;color:var(--ink);line-height:1.7}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"";width:9px;height:9px;border-right:2px solid var(--ink);border-bottom:2px solid var(--ink);transform:rotate(45deg);transition:transform .2s ease;flex:none;margin-top:8px}
.faq-item[open] summary::after{transform:rotate(-135deg)}
.faq-item[open] summary{color:var(--cinnabar)}
.faq-item p{font-size:15px;color:var(--muted);line-height:1.95;margin:0 0 22px;max-width:860px}

/* ---------- cta ---------- */
.cta-card{background:linear-gradient(135deg,#FBF4E6 0%,#F7F1E6 100%);border:1px solid var(--line);border-radius:var(--radius-lg);padding:32px 24px;display:grid;grid-template-columns:1fr;gap:26px;align-items:center;box-shadow:var(--shadow-sm)}
@media (min-width:1024px){.cta-card{grid-template-columns:1fr 1fr;gap:48px;padding:48px 44px}}
.cta-card h2{font-family:var(--serif);font-size:clamp(21px,2.4vw,27px);color:var(--ink);margin:0 0 12px;line-height:1.4}
.cta-card p{font-size:14.5px;color:var(--muted);line-height:1.9}
.sub-form{display:flex;flex-direction:column;gap:10px}
@media (min-width:520px){.sub-form{flex-direction:row}}
.sub-form input{flex:1;min-width:0;padding:13px 16px;border-radius:10px;border:1px solid var(--line);background:var(--surface);color:var(--text);font-size:14.5px;transition:all .18s ease}
.sub-form input::placeholder{color:#A69E94}
.sub-form input:focus{outline:none;border-color:var(--gold);box-shadow:0 0 0 3px rgba(198,161,91,.22)}
.form-tip{font-size:12.5px;color:var(--muted);margin-top:10px}
.form-ok{color:var(--ink);font-weight:600}

/* ---------- footer ---------- */
.site-footer{background:var(--ink);color:#C8BFAF;padding:56px 0 0;margin-top:0}
.footer-top{display:grid;grid-template-columns:1fr;gap:36px;padding-bottom:40px}
@media (min-width:768px){.footer-top{grid-template-columns:1.4fr 1fr 1fr 1fr}}
@media (min-width:1024px){.footer-top{grid-template-columns:1.6fr 1fr 1fr 1fr;gap:48px}}
.footer-brand .brand-name{color:#FBF5E9;font-size:18px}
.footer-brand .brand-sub{color:#9E968A}
.footer-brand .brand-mark{background:rgba(255,253,248,.08);border:1px solid rgba(198,161,91,.35)}
.footer-desc{font-size:13.5px;line-height:1.95;color:#A9A192;margin-top:16px;max-width:340px}
.footer-col h4{font-size:14px;color:#FBF5E9;font-weight:600;margin:0 0 14px;letter-spacing:.5px}
.footer-col ul{display:flex;flex-direction:column;gap:10px}
.footer-col a{font-size:13.5px;color:#A9A192;transition:color .18s ease}
.footer-col a:hover{color:var(--gold)}
.footer-bottom{border-top:1px solid rgba(237,227,210,.14);padding:18px 0;display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;font-size:12.5px;color:#8E877B}
.footer-bottom a{color:#8E877B}
.footer-bottom a:hover{color:var(--gold)}
@media (max-width:519px){
  .hero-actions .btn-primary,.hero-actions .btn-ghost{width:100%}
  .section-head{margin-bottom:26px}
  .quote{flex:0 0 92%}
}

/* roulang page: article */
:root{
  --ink:#1E3A34;
  --ink-2:#2A4F46;
  --ink-3:#162C28;
  --gold:#C6A15B;
  --gold-soft:#EDE3D2;
  --gold-line:#DCC79D;
  --cinnabar:#B5462F;
  --cinnabar-soft:#F7E9E4;
  --bg:#FAF6EF;
  --surface:#FFFDF8;
  --surface-2:#F7F1E6;
  --text:#1F1B17;
  --muted:#6B635A;
  --line:#E6DCCC;
  --line-soft:#EDE3D5;
  --radius:14px;
  --radius-sm:10px;
  --radius-lg:20px;
  --shadow-sm:0 1px 2px rgba(31,27,23,.04);
  --shadow-md:0 10px 24px rgba(31,27,23,.08);
  --shadow-nav:0 6px 20px rgba(31,27,23,.07);
  --container:1200px;
  --serif:"Noto Serif SC","Source Han Serif SC","Songti SC",SimSun,serif;
  --sans:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;font-family:var(--sans);font-size:16px;line-height:1.9;color:var(--text);background:var(--bg);-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button,input{font:inherit}
h1,h2,h3,h4,p,ul,ol,figure{margin:0}
.container-cn{width:100%;max-width:var(--container);margin:0 auto;padding:0 20px}
@media (min-width:768px){.container-cn{padding:0 32px}}
/* ---------- header / nav ---------- */
.site-header{position:sticky;top:0;z-index:60;padding:12px 0;background:linear-gradient(180deg,rgba(250,246,239,.97) 60%,rgba(250,246,239,.72));backdrop-filter:blur(10px)}
.nav-panel{display:flex;align-items:center;gap:14px;background:var(--surface);border:1px solid var(--line);border-radius:16px;padding:10px 14px;box-shadow:var(--shadow-nav)}
.brand{display:flex;align-items:center;gap:10px;flex:none}
.brand-mark{width:38px;height:38px;border-radius:11px;background:var(--ink);display:flex;align-items:center;justify-content:center;flex:none}
.brand-mark svg{width:22px;height:22px;stroke:#E7D7B2;fill:none;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round}
.brand-text{display:flex;flex-direction:column;line-height:1.2}
.brand-name{font-family:var(--serif);font-size:17px;font-weight:700;color:var(--ink);letter-spacing:.5px}
.brand-sub{font-size:11px;color:var(--muted);letter-spacing:.5px}
.nav-links{display:none;align-items:center;gap:8px;margin-left:6px;flex:1}
.nav-chip{display:inline-flex;align-items:center;gap:6px;padding:8px 13px;border-radius:10px;background:var(--surface-2);border:1px solid transparent;font-size:13.5px;color:var(--ink);transition:all .18s ease;white-space:nowrap}
.nav-chip svg{width:15px;height:15px;stroke:currentColor;fill:none;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round;opacity:.85}
.nav-chip:hover{background:var(--gold-soft);border-color:var(--gold-line);transform:translateY(-2px)}
.nav-chip.active{background:var(--ink);color:#fff;border-color:var(--ink)}
.nav-right{display:none;align-items:center;gap:10px;margin-left:auto}
.badge-live{display:inline-flex;align-items:center;gap:6px;padding:6px 11px;border-radius:999px;border:1px solid var(--cinnabar);color:var(--cinnabar);font-size:12px;font-weight:600;letter-spacing:.3px;white-space:nowrap}
.badge-live i{width:6px;height:6px;border-radius:50%;background:var(--cinnabar);display:block}
.nav-cta{display:inline-flex;align-items:center;padding:9px 18px;border-radius:10px;background:var(--cinnabar);color:#fff;font-size:14px;font-weight:600;transition:all .18s ease;white-space:nowrap}
.nav-cta:hover{background:#9d3a26;transform:translateY(-1px)}
.nav-toggle{display:inline-flex;align-items:center;justify-content:center;width:42px;height:42px;border-radius:11px;border:1px solid var(--line);background:var(--surface-2);margin-left:auto;cursor:pointer;transition:all .18s ease}
.nav-toggle:hover{border-color:var(--gold-line);background:var(--gold-soft)}
.nav-toggle span{display:block;width:17px;height:2px;background:var(--ink);position:relative;border-radius:2px}
.nav-toggle span::before,.nav-toggle span::after{content:"";position:absolute;left:0;width:17px;height:2px;background:var(--ink);border-radius:2px;transition:transform .2s ease}
.nav-toggle span::before{top:-5px}
.nav-toggle span::after{top:5px}
.mobile-panel{display:none;margin-top:10px;background:var(--surface);border:1px solid var(--line);border-radius:16px;padding:12px;box-shadow:var(--shadow-nav)}
.mobile-panel.open{display:block}
.mobile-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.mobile-grid .nav-chip{justify-content:center;padding:13px 10px;font-size:14px;min-height:44px;background:var(--surface-2)}
@media (min-width:1024px){
  .nav-links{display:flex}
  .nav-right{display:flex}
  .nav-toggle{display:none}
  .mobile-panel{display:none !important}
}
/* ---------- buttons ---------- */
.btn-primary,.btn-ghost,.btn-cta{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 22px;border-radius:10px;font-size:15px;font-weight:600;border:1px solid transparent;cursor:pointer;transition:all .18s ease;line-height:1.5}
.btn-primary{background:var(--ink);color:#fff}
.btn-primary:hover{background:var(--ink-2);transform:translateY(-1px);box-shadow:0 8px 18px rgba(30,58,52,.18)}
.btn-ghost{background:transparent;border-color:var(--ink);color:var(--ink)}
.btn-ghost:hover{background:var(--ink);color:#fff;transform:translateY(-1px)}
.btn-cta{background:var(--cinnabar);color:#fff}
.btn-cta:hover{background:#9d3a26;transform:translateY(-1px);box-shadow:0 8px 18px rgba(181,70,47,.2)}
.btn-primary:focus-visible,.btn-ghost:focus-visible,.btn-cta:focus-visible,.nav-chip:focus-visible,.nav-cta:focus-visible,a:focus-visible,button:focus-visible,input:focus-visible{outline:2px solid var(--gold);outline-offset:2px}
.btn-primary:disabled,.btn-ghost:disabled,.btn-cta:disabled{opacity:.5;cursor:not-allowed;transform:none;box-shadow:none}
/* ---------- section ---------- */
.section{padding:56px 0}
@media (min-width:768px){.section{padding:88px 0}}
.section-cream{background:var(--bg)}
.section-paper{background:var(--surface)}
.section-soft{background:var(--surface-2)}
.section-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:18px;margin-bottom:30px}
.section-head h2{font-family:var(--serif);font-size:clamp(21px,2.4vw,27px);line-height:1.4;color:var(--ink);margin:0 0 8px;letter-spacing:.3px}
.section-head p{color:var(--muted);font-size:15px;max-width:680px}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:12px;font-weight:600;letter-spacing:1.5px;color:var(--gold);text-transform:uppercase;margin-bottom:12px}
.eyebrow::before{content:"";width:22px;height:1px;background:var(--gold)}
/* ---------- chips / badges ---------- */
.chip{display:inline-flex;align-items:center;gap:6px;padding:6px 12px;border-radius:999px;background:var(--surface-2);border:1px solid var(--line);font-size:13px;color:var(--ink);transition:all .18s ease}
.chip:hover{background:var(--gold-soft);border-color:var(--gold-line);transform:translateY(-1px)}
.badge-cat{display:inline-flex;align-items:center;padding:4px 10px;border-radius:999px;background:var(--gold-soft);border:1px solid var(--gold-line);color:#6B5227;font-size:12px;font-weight:600}
.badge-new{display:inline-flex;align-items:center;gap:5px;padding:4px 10px;border-radius:999px;background:var(--cinnabar-soft);border:1px solid #E4BBAF;color:var(--cinnabar);font-size:12px;font-weight:600}
/* ---------- article page ---------- */
.crumb-bar{background:var(--surface);border-bottom:1px solid var(--line-soft);padding:16px 0}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--muted);list-style:none;padding:0;margin:0}
.crumb a{color:var(--muted);transition:color .18s ease}
.crumb a:hover{color:var(--cinnabar)}
.crumb li+li::before{content:"/";margin-right:8px;color:#BCB2A4}
.crumb .now{color:var(--ink);font-weight:600}
.channel-row{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-top:14px}
.channel-row h2{font-family:var(--serif);font-size:19px;color:var(--ink);font-weight:700;line-height:1.4}
.channel-row .dot{width:4px;height:4px;border-radius:50%;background:var(--gold-line)}
.channel-row .txt{font-size:13px;color:var(--muted)}
.article-hero{padding:36px 0 44px;background:var(--bg);border-bottom:1px solid var(--line-soft)}
@media (min-width:768px){.article-hero{padding:52px 0 60px}}
.article-h1{font-family:var(--serif);font-size:clamp(26px,3.6vw,42px);line-height:1.3;color:var(--ink);letter-spacing:.4px;margin-bottom:16px;max-width:20em}
.article-lead{font-size:15px;line-height:1.9;color:var(--muted);max-width:760px;margin-bottom:18px}
.meta-row{display:flex;flex-wrap:wrap;align-items:center;gap:10px 16px;font-size:13px;color:var(--muted);padding-bottom:22px;border-bottom:1px solid var(--line)}
.meta-row .sep{width:1px;height:12px;background:var(--line)}
.cover-wrap{margin-top:26px;border-radius:var(--radius-lg);overflow:hidden;border:1px solid var(--line);box-shadow:var(--shadow-sm);background:var(--surface-2)}
.cover-wrap img{width:100%;aspect-ratio:16/9;object-fit:cover}
.article-layout{display:grid;grid-template-columns:1fr;gap:36px}
@media (min-width:1024px){.article-layout{grid-template-columns:minmax(0,1fr) 300px;gap:44px;align-items:start}}
.article-main{min-width:0}
.article-side{display:flex;flex-direction:column;gap:18px}
@media (min-width:1024px){.article-side{position:sticky;top:96px}}
.side-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:18px 18px 16px;box-shadow:var(--shadow-sm)}
.side-card h3{font-family:var(--serif);font-size:15px;color:var(--ink);margin-bottom:12px;letter-spacing:.5px;display:flex;align-items:center;gap:8px}
.side-card h3::before{content:"";width:4px;height:14px;border-radius:2px;background:var(--gold)}
.toc-list{display:flex;flex-direction:column;gap:2px;max-height:320px;overflow:auto}
.toc-link{display:block;padding:7px 10px;border-radius:8px;font-size:13.5px;color:#4A443C;line-height:1.6;border-left:2px solid transparent;transition:all .16s ease}
.toc-link:hover{background:var(--surface-2);color:var(--ink);border-left-color:var(--gold)}
.side-facts{list-style:none;padding:0;margin:0;font-size:13.5px;color:var(--muted)}
.side-facts li{display:flex;justify-content:space-between;gap:12px;padding:8px 0;border-bottom:1px dashed var(--line-soft)}
.side-facts li:last-child{border-bottom:0}
.side-facts b{color:var(--ink);font-weight:600}
.side-tip{background:var(--surface-2);border:1px dashed var(--gold-line);border-radius:var(--radius);padding:16px;font-size:13.5px;color:#514A40;line-height:1.85}
.side-tip strong{color:var(--ink);display:block;margin-bottom:6px;font-size:14px}
/* ---------- prose ---------- */
.prose-cn{font-size:16.5px;line-height:1.95;color:var(--text);overflow-wrap:break-word;word-break:break-word}
.prose-cn>*:first-child{margin-top:0}
.prose-cn h2{font-family:var(--serif);font-size:23px;line-height:1.45;color:var(--ink);margin:38px 0 16px;padding-left:14px;border-left:4px solid var(--gold);scroll-margin-top:96px}
.prose-cn h3{font-size:18.5px;font-weight:700;color:var(--ink-3);margin:28px 0 12px;line-height:1.5}
.prose-cn h4{font-size:16.5px;font-weight:700;color:var(--ink);margin:22px 0 10px}
.prose-cn p{margin:0 0 1.25em}
.prose-cn a{color:var(--ink);text-decoration:underline;text-underline-offset:3px;transition:color .16s ease}
.prose-cn a:hover{color:var(--cinnabar)}
.prose-cn strong{color:var(--ink-3)}
.prose-cn blockquote{margin:26px 0;padding:16px 20px;background:var(--surface-2);border-left:3px solid var(--gold);border-radius:0 12px 12px 0;color:#3C362E}
.prose-cn blockquote p:last-child{margin-bottom:0}
.prose-cn ul,.prose-cn ol{padding-left:1.5em;margin:0 0 1.25em;line-height:1.85}
.prose-cn li{margin-bottom:.4em}
.prose-cn img{border-radius:12px;margin:24px auto;max-width:100%;height:auto}
.prose-cn figure{margin:24px 0}
.prose-cn figcaption{font-size:13px;color:var(--muted);text-align:center;margin-top:10px}
.prose-cn table{width:100%;border-collapse:collapse;margin:22px 0;font-size:14.5px;display:block;overflow-x:auto;white-space:nowrap}
.prose-cn th,.prose-cn td{border:1px solid var(--line);padding:10px 14px;text-align:left}
.prose-cn th{background:var(--surface-2);color:var(--ink);font-weight:600}
.prose-cn hr{border:0;border-top:1px solid var(--line);margin:32px 0}
.prose-cn code{background:var(--surface-2);padding:2px 6px;border-radius:6px;font-size:14px}
.empty-box{border:1px dashed var(--gold-line);border-radius:var(--radius);padding:44px 24px;text-align:center;background:var(--surface-2)}
.empty-box h2{font-family:var(--serif);font-size:20px;color:var(--ink);margin-bottom:10px}
.empty-box p{color:var(--muted);font-size:14.5px;margin-bottom:18px}
/* ---------- keypoints ---------- */
.keypoints{background:var(--surface-2);border:1px solid var(--line);border-radius:var(--radius-lg);padding:26px 24px}
@media (min-width:768px){.keypoints{padding:32px 34px}}
.keypoints h2{font-family:var(--serif);font-size:20px;color:var(--ink);margin-bottom:6px}
.keypoints .sub{font-size:13.5px;color:var(--muted);margin-bottom:18px}
.keypoints ul{list-style:none;padding:0;margin:0;display:grid;gap:12px}
@media (min-width:768px){.keypoints ul{grid-template-columns:1fr 1fr}}
.keypoints li{position:relative;padding-left:20px;font-size:15px;line-height:1.85;color:#3C362E}
.keypoints li::before{content:"";position:absolute;left:0;top:.62em;width:8px;height:8px;border-radius:50%;background:var(--gold)}
/* ---------- related ---------- */
.rel-grid{display:grid;grid-template-columns:1fr;gap:16px}
@media (min-width:768px){.rel-grid{grid-template-columns:1fr 1fr}}
.rel-card{display:flex;gap:14px;align-items:flex-start;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:12px;box-shadow:var(--shadow-sm);transition:all .18s ease}
.rel-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-md);border-color:var(--gold-line)}
.rel-card .thumb{width:96px;flex:none;border-radius:10px;overflow:hidden;background:var(--surface-2)}
.rel-card .thumb img{width:96px;height:76px;object-fit:cover}
.rel-card .info{min-width:0}
.rel-card .info h3{font-size:15.5px;font-weight:600;color:var(--ink);line-height:1.6;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;margin-bottom:6px}
.rel-card .info p{font-size:13px;color:var(--muted)}
/* ---------- prev / next ---------- */
.pn-grid{display:grid;grid-template-columns:1fr;gap:14px}
@media (min-width:768px){.pn-grid{grid-template-columns:1fr 1fr}}
.pn-item{display:block;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:18px 20px;transition:all .18s ease}
.pn-item:hover{border-color:var(--gold-line);box-shadow:var(--shadow-md);transform:translateY(-2px)}
.pn-item span{display:block;font-size:12px;letter-spacing:1.2px;color:var(--gold);margin-bottom:6px;font-weight:600}
.pn-item strong{display:inline-block;font-size:15.5px;color:var(--ink);font-weight:600;line-height:1.6;border-bottom:1px solid transparent;transition:border-color .18s ease}
.pn-item:hover strong{border-bottom-color:var(--gold)}
/* ---------- source ---------- */
.source-box{background:var(--surface-2);border:1px solid var(--line);border-radius:var(--radius);padding:22px 24px;font-size:13.5px;line-height:2;color:var(--muted)}
.source-box h2{font-family:var(--serif);font-size:16px;color:var(--ink);margin-bottom:8px}
.source-box p{margin:0 0 6px}
.source-box p:last-child{margin-bottom:0}
/* ---------- CTA ---------- */
.cta-box{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-lg);padding:28px 24px;box-shadow:var(--shadow-sm);display:grid;gap:22px}
@media (min-width:900px){.cta-box{grid-template-columns:1fr 1fr;align-items:center;padding:36px 38px}}
.cta-box h2{font-family:var(--serif);font-size:clamp(20px,2.4vw,25px);color:var(--ink);margin-bottom:8px;line-height:1.4}
.cta-box p{font-size:14.5px;color:var(--muted)}
.sub-form{display:flex;gap:10px;flex-wrap:wrap}
.sub-form input{flex:1 1 200px;min-width:0;padding:12px 14px;border:1px solid var(--line);border-radius:10px;background:var(--surface-2);color:var(--text);transition:all .18s ease}
.sub-form input::placeholder{color:#A69C8E}
.sub-form input:focus{outline:none;border-color:var(--gold);box-shadow:0 0 0 3px rgba(198,161,91,.18);background:#fff}
.form-note{font-size:12.5px;color:var(--muted);margin-top:10px}
.back-link{display:inline-flex;align-items:center;gap:6px;font-size:14px;color:var(--ink);border-bottom:1px solid var(--gold);padding-bottom:2px;margin-top:16px;transition:color .18s ease}
.back-link:hover{color:var(--cinnabar)}
/* ---------- footer ---------- */
.site-footer{background:var(--ink);color:#C8BFAF;padding:56px 0 24px;margin-top:0}
.footer-top{display:grid;grid-template-columns:1fr;gap:32px}
@media (min-width:768px){.footer-top{grid-template-columns:1.7fr 1fr 1fr 1fr;gap:36px}}
.footer-brand .brand{gap:12px}
.footer-brand .brand-mark{background:rgba(255,255,255,.08);border:1px solid rgba(198,161,91,.45)}
.footer-brand .brand-name{color:#FBF5E9}
.footer-brand .brand-sub{color:#A79E90}
.footer-desc{margin-top:16px;font-size:13.5px;line-height:1.95;color:#A79E90;max-width:380px}
.footer-col h4{font-family:var(--serif);font-size:14px;color:#FBF5E9;margin-bottom:14px;letter-spacing:.6px}
.footer-col ul{list-style:none;padding:0;margin:0}
.footer-col li{margin-bottom:10px}
.footer-col a{font-size:13.5px;color:#B7AE9F;transition:color .18s ease}
.footer-col a:hover{color:var(--gold)}
.footer-bottom{display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;align-items:center;border-top:1px solid rgba(255,255,255,.12);margin-top:38px;padding-top:20px;font-size:12.5px;color:#948C7E}
.footer-bottom a{color:#B7AE9F}
.footer-bottom a:hover{color:var(--gold)}
@media (max-width:520px){
  .brand-sub{display:none}
  .article-h1{font-size:24px}
  .prose-cn{font-size:16px}
  .prose-cn h2{font-size:20px}
}

/* roulang page: category1 */
:root{
  --ink:#1E3A34;
  --ink-2:#2A4F46;
  --ink-3:#162C28;
  --gold:#C6A15B;
  --gold-soft:#EDE3D2;
  --gold-line:#DCC79D;
  --cinnabar:#B5462F;
  --cinnabar-soft:#F7E9E4;
  --bg:#FAF6EF;
  --surface:#FFFDF8;
  --surface-2:#F7F1E6;
  --text:#1F1B17;
  --muted:#6B635A;
  --line:#E6DCCC;
  --line-soft:#EDE3D5;
  --radius:14px;
  --radius-sm:10px;
  --radius-lg:20px;
  --shadow-sm:0 1px 2px rgba(31,27,23,.04);
  --shadow-md:0 10px 24px rgba(31,27,23,.08);
  --shadow-nav:0 6px 20px rgba(31,27,23,.07);
  --container:1200px;
  --serif:"Noto Serif SC","Source Han Serif SC","Songti SC",SimSun,serif;
  --sans:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;font-family:var(--sans);font-size:16px;line-height:1.9;color:var(--text);background:var(--bg);-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button,input,select{font:inherit}
h1,h2,h3,h4,p,ul,ol{margin:0}
:focus-visible{outline:2px solid var(--gold);outline-offset:2px}
.container-cn{width:100%;max-width:var(--container);margin:0 auto;padding:0 20px}
@media (min-width:768px){.container-cn{padding:0 32px}}

/* ---------- header / nav ---------- */
.site-header{position:sticky;top:0;z-index:60;padding:12px 0;background:linear-gradient(180deg,rgba(250,246,239,.97) 60%,rgba(250,246,239,.72));backdrop-filter:blur(10px)}
.nav-panel{display:flex;align-items:center;gap:14px;background:var(--surface);border:1px solid var(--line);border-radius:16px;padding:10px 14px;box-shadow:var(--shadow-nav)}
.brand{display:flex;align-items:center;gap:10px;flex:none}
.brand-mark{width:38px;height:38px;border-radius:11px;background:var(--ink);display:flex;align-items:center;justify-content:center;flex:none}
.brand-mark svg{width:22px;height:22px;stroke:#E7D7B2;fill:none;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round}
.brand-text{display:flex;flex-direction:column;line-height:1.2}
.brand-name{font-family:var(--serif);font-size:17px;font-weight:700;color:var(--ink);letter-spacing:.5px}
.brand-sub{font-size:11px;color:var(--muted);letter-spacing:.5px}
.nav-links{display:none;align-items:center;gap:8px;margin-left:6px;flex:1}
.nav-chip{display:inline-flex;align-items:center;gap:6px;padding:8px 13px;border-radius:10px;background:var(--surface-2);border:1px solid transparent;font-size:13.5px;color:var(--ink);transition:all .18s ease;white-space:nowrap}
.nav-chip svg{width:15px;height:15px;stroke:currentColor;fill:none;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round;opacity:.85}
.nav-chip:hover{background:var(--gold-soft);border-color:var(--gold-line);transform:translateY(-2px)}
.nav-chip.active{background:var(--ink);color:#fff;border-color:var(--ink)}
.nav-right{display:none;align-items:center;gap:10px;margin-left:auto}
.badge-live{display:inline-flex;align-items:center;gap:6px;padding:6px 11px;border-radius:999px;border:1px solid var(--cinnabar);color:var(--cinnabar);font-size:12px;font-weight:600;letter-spacing:.3px}
.badge-live i{width:6px;height:6px;border-radius:50%;background:var(--cinnabar);display:block}
.nav-cta{display:inline-flex;align-items:center;padding:9px 18px;border-radius:10px;background:var(--cinnabar);color:#fff;font-size:14px;font-weight:600;transition:all .18s ease}
.nav-cta:hover{background:#9d3a26;transform:translateY(-1px)}
.nav-toggle{display:inline-flex;align-items:center;justify-content:center;width:42px;height:42px;border-radius:11px;border:1px solid var(--line);background:var(--surface-2);margin-left:auto;cursor:pointer}
.nav-toggle span{display:block;width:17px;height:2px;background:var(--ink);position:relative;border-radius:2px}
.nav-toggle span::before,.nav-toggle span::after{content:"";position:absolute;left:0;width:17px;height:2px;background:var(--ink);border-radius:2px;transition:transform .2s ease}
.nav-toggle span::before{top:-5px}
.nav-toggle span::after{top:5px}
.mobile-panel{display:none;margin-top:10px;background:var(--surface);border:1px solid var(--line);border-radius:16px;padding:12px;box-shadow:var(--shadow-nav)}
.mobile-panel.is-open{display:block}
.mobile-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.mobile-grid .nav-chip{justify-content:center;padding:13px 10px;font-size:14px;min-height:44px}
@media (min-width:1024px){
  .nav-links{display:flex}
  .nav-right{display:flex}
  .nav-toggle{display:none}
  .mobile-panel{display:none !important}
}
@media (max-width:400px){.brand-sub{display:none}}

/* ---------- buttons ---------- */
.btn-primary,.btn-ghost,.btn-cta{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 22px;border-radius:10px;font-size:15px;font-weight:600;border:1px solid transparent;cursor:pointer;transition:all .18s ease;line-height:1.5}
.btn-primary{background:var(--ink);color:#fff}
.btn-primary:hover{background:var(--ink-2);transform:translateY(-1px);box-shadow:0 8px 18px rgba(30,58,52,.18)}
.btn-ghost{background:transparent;border-color:var(--ink);color:var(--ink)}
.btn-ghost:hover{background:var(--ink);color:#fff;transform:translateY(-1px)}
.btn-cta{background:var(--cinnabar);color:#fff}
.btn-cta:hover{background:#9d3a26;transform:translateY(-1px);box-shadow:0 8px 18px rgba(181,70,47,.2)}
.btn-primary:disabled,.btn-ghost:disabled,.btn-cta:disabled{opacity:.5;cursor:not-allowed;transform:none;box-shadow:none}

/* ---------- layout ---------- */
.section{padding:64px 0}
@media (min-width:768px){.section{padding:96px 0}}
.section-cream{background:var(--bg)}
.section-paper{background:var(--surface)}
.section-soft{background:var(--surface-2)}
.section-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:36px}
.section-head h2{font-family:var(--serif);font-size:clamp(22px,2.6vw,28px);line-height:1.35;color:var(--ink);margin:0 0 10px;letter-spacing:.3px}
.section-head p{color:var(--muted);font-size:15px;max-width:660px}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:12px;font-weight:600;letter-spacing:1.5px;color:var(--gold);margin-bottom:14px}
.eyebrow::before{content:"";width:22px;height:1px;background:var(--gold)}
.anchor{display:block;position:relative;top:-96px;visibility:hidden}

/* ---------- category hero ---------- */
.cat-hero{position:relative;overflow:hidden;background:var(--surface);border-bottom:1px solid var(--line);padding:40px 0 44px}
.cat-hero::before{content:"";position:absolute;inset:0;background:
  radial-gradient(circle at 80% 12%,rgba(198,161,91,.10),transparent 46%),
  radial-gradient(circle at 6% 88%,rgba(30,58,52,.06),transparent 42%);
  pointer-events:none}
.cat-hero-inner{position:relative;display:grid;grid-template-columns:1fr;gap:28px;align-items:center}
@media (min-width:900px){.cat-hero-inner{grid-template-columns:1fr 230px;gap:40px}}
.cat-title{font-family:var(--serif);font-size:clamp(28px,3.6vw,42px);line-height:1.25;color:var(--ink);letter-spacing:.5px;margin-bottom:16px}
.cat-lead{color:var(--muted);font-size:15.5px;line-height:1.95;max-width:640px}
.cat-lead + .cat-lead{margin-top:6px}
.cat-badges{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px}
.cat-badge{display:inline-flex;align-items:center;gap:7px;padding:7px 14px;border-radius:999px;background:var(--surface-2);border:1px solid var(--line);font-size:12.5px;color:var(--ink)}
.cat-badge b{color:var(--cinnabar);font-weight:700}
.cat-strip{border-radius:14px;overflow:hidden;border:1px solid var(--line);box-shadow:var(--shadow-md)}
.cat-strip img{width:100%;height:230px;object-fit:cover}
@media (max-width:899px){.cat-strip img{height:150px}}

/* ---------- metrics ---------- */
.metric-row{display:grid;grid-template-columns:1fr 1fr;gap:14px}
@media (min-width:768px){.metric-row{grid-template-columns:repeat(4,1fr);gap:18px}}
.metric-item{background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:20px 20px 18px;box-shadow:var(--shadow-sm);transition:all .18s ease}
.metric-item:hover{transform:translateY(-2px);box-shadow:var(--shadow-md);border-color:var(--gold-line)}
.metric-num{font-family:var(--serif);font-size:28px;line-height:1.2;color:var(--gold);font-weight:700}
.metric-label{margin-top:6px;font-size:13px;color:var(--muted);letter-spacing:.3px}

/* ---------- post list ---------- */
.post-grid{display:grid;grid-template-columns:1fr;gap:16px}
@media (min-width:768px){.post-grid{grid-template-columns:1fr 1fr;gap:18px}}
.post-card{display:flex;flex-direction:column;background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:22px;box-shadow:var(--shadow-sm);transition:all .18s ease}
.post-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-md);border-color:var(--gold-line)}
.post-title{font-size:18px;font-weight:600;line-height:1.55;color:var(--ink);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.post-title a{transition:color .18s ease}
.post-title a:hover{color:var(--cinnabar)}
.post-excerpt{margin-top:10px;font-size:14px;color:var(--muted);line-height:1.85;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.post-meta{margin-top:auto;display:flex;align-items:center;flex-wrap:wrap;gap:10px;padding-top:14px;margin-top:16px;border-top:1px solid var(--line-soft);font-size:12.5px}
.chip-cat{background:var(--gold-soft);color:#6B5525;border-radius:999px;padding:3px 11px;font-size:12px;font-weight:600}
.post-time{color:var(--muted)}
.post-link{margin-left:auto;color:var(--ink);font-weight:600;border-bottom:1px solid var(--gold-line);padding-bottom:1px;transition:all .18s ease}
.post-link:hover{color:var(--cinnabar);border-color:var(--cinnabar)}
.list-foot{display:flex;justify-content:center;margin-top:36px}
.empty-state{border:1px dashed var(--line);border-radius:14px;padding:36px 24px;text-align:center;color:var(--muted);font-size:14.5px;background:var(--surface-2)}

/* ---------- filter ---------- */
.filter-panel{background:var(--surface);border:1px solid var(--line);border-radius:16px;padding:24px;box-shadow:var(--shadow-sm)}
@media (min-width:768px){.filter-panel{padding:30px}}
.chip-group{display:flex;flex-wrap:wrap;gap:10px;margin:18px 0 22px}
.chip{display:inline-flex;align-items:center;padding:7px 14px;border-radius:999px;background:var(--surface-2);border:1px solid var(--line);font-size:13px;color:var(--ink);cursor:pointer;transition:all .18s ease}
.chip:hover{background:var(--gold-soft);border-color:var(--gold-line);transform:translateY(-1px)}
.chip.is-active{background:var(--ink);border-color:var(--ink);color:#fff}
.sort-row{display:flex;flex-wrap:wrap;align-items:center;gap:12px;padding-top:18px;border-top:1px solid var(--line-soft)}
.sort-row label{font-size:13.5px;color:var(--muted)}
.sort-select{padding:9px 14px;border-radius:10px;border:1px solid var(--line);background:var(--surface);color:var(--text);font-size:14px;cursor:pointer;transition:all .18s ease}
.sort-select:hover{border-color:var(--gold-line)}
.sort-select:focus{border-color:var(--gold);outline:none;box-shadow:0 0 0 3px rgba(198,161,91,.18)}

/* ---------- steps ---------- */
.step-list{border-top:1px solid var(--line)}
.step-item{display:grid;grid-template-columns:auto 1fr;gap:18px;padding:24px 0;border-bottom:1px solid var(--line)}
.step-no{font-family:var(--serif);font-size:30px;line-height:1;color:var(--gold);font-weight:700;min-width:42px}
.step-body h3{font-size:18px;font-weight:600;color:var(--ink);margin-bottom:8px}
.step-body p{font-size:14.5px;color:var(--muted);line-height:1.9}

/* ---------- topics ---------- */
.topic-list{list-style:none;margin:0;padding:0;background:var(--surface);border:1px solid var(--line);border-radius:14px;overflow:hidden;box-shadow:var(--shadow-sm)}
.topic-row{display:flex;align-items:center;justify-content:space-between;gap:18px;padding:16px 20px;border-bottom:1px solid var(--line-soft);font-size:15px;transition:background .18s ease}
.topic-row:last-child{border-bottom:none}
.topic-row:hover{background:var(--surface-2)}
.topic-row a{color:var(--ink);font-weight:600;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;transition:color .18s ease}
.topic-row a:hover{color:var(--cinnabar)}
.topic-time{flex:none;font-size:12.5px;color:var(--muted)}
.topic-empty{font-size:14px;color:var(--muted);border:1px dashed var(--line);border-radius:14px;padding:24px;text-align:center}

/* ---------- faq ---------- */
.faq-list{border-top:1px solid var(--line)}
.faq-item{border-bottom:1px solid var(--line)}
.faq-item summary{list-style:none;cursor:pointer;display:flex;align-items:flex-start;justify-content:space-between;gap:18px;padding:18px 0;font-size:16px;font-weight:600;color:var(--ink);transition:color .18s ease}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary:hover{color:var(--ink-2)}
.faq-item summary::after{content:"+";flex:none;font-size:20px;line-height:1;color:var(--gold);transition:transform .22s ease}
.faq-item[open] summary::after{transform:rotate(45deg)}
.faq-body{padding:0 0 20px;font-size:15px;color:var(--muted);line-height:1.95;max-width:90ch}

/* ---------- closing ---------- */
.closing-card{background:var(--surface);border:1px solid var(--line);border-radius:20px;padding:32px;box-shadow:var(--shadow-sm);display:flex;flex-wrap:wrap;gap:22px;align-items:center;justify-content:space-between}
@media (min-width:768px){.closing-card{padding:40px}}
.closing-card h2{font-family:var(--serif);font-size:clamp(20px,2.4vw,26px);color:var(--ink);line-height:1.4;margin-bottom:10px}
.closing-card p{font-size:14.5px;color:var(--muted);max-width:600px}
.closing-actions{display:flex;flex-wrap:wrap;gap:12px}

/* ---------- footer ---------- */
.site-footer{background:var(--ink);color:#D9D2C4;padding:56px 0 24px}
.footer-top{display:grid;grid-template-columns:1fr;gap:32px}
@media (min-width:768px){.footer-top{grid-template-columns:1.5fr 1fr 1fr 1fr;gap:36px}}
.site-footer .brand-name{color:#F4ECDC}
.site-footer .brand-sub{color:#A9A196}
.site-footer .brand-mark{background:rgba(255,255,255,.08);border:1px solid rgba(198,161,91,.42)}
.footer-desc{margin-top:14px;font-size:13.5px;line-height:1.95;color:#A9A196;max-width:360px}
.footer-col h4{font-size:14px;color:#F0E7D6;margin-bottom:14px;letter-spacing:.5px}
.footer-col ul{list-style:none;padding:0;display:grid;gap:10px}
.footer-col a{font-size:13.5px;color:#BAB2A5;transition:color .18s ease}
.footer-col a:hover{color:var(--gold)}
.footer-bottom{margin-top:36px;padding-top:18px;border-top:1px solid rgba(255,255,255,.1);display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;font-size:12.5px;color:#948C80}
.footer-bottom a{color:#C9C0B1;transition:color .18s ease}
.footer-bottom a:hover{color:var(--gold)}