/* roulang page: index */
:root{
  --clay:#D2604A;
  --clay-dark:#B84F3B;
  --ink:#1F3A34;
  --lime:#A8C256;
  --bg:#FBF7F2;
  --card:#FFFFFF;
  --text:#22302C;
  --muted:#6B7A74;
  --line:#E7DED4;
  --shadow:0 2px 10px rgba(31,58,52,.08);
  --shadow-lg:0 8px 24px rgba(31,58,52,.14);
  --r-card:14px;
  --r-btn:8px;
  --r-pill:999px;
  --gap:24px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:-apple-system,"PingFang SC","Noto Sans SC","Microsoft YaHei",sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--text);
  background:var(--bg);
}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit;color:inherit}
h1,h2,h3,h4,p,ul,ol{margin:0;padding:0}
ul,ol{list-style:none}
h1,h2,h3{line-height:1.35;color:var(--ink);font-weight:700}
h1{font-size:40px}
h2{font-size:28px}
h3{font-size:20px}
p{color:var(--text)}
:focus-visible{outline:2px solid var(--lime);outline-offset:2px}
.container{max-width:1200px;margin:0 auto;padding:0 24px;width:100%}
.num{font-variant-numeric:tabular-nums}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:#fff;
  border-bottom:1px solid var(--line);
  transition:box-shadow .2s ease;
}
.site-header.is-scrolled{box-shadow:0 4px 14px rgba(31,58,52,.06)}
.header-inner{height:64px;display:flex;align-items:center;gap:24px}
.logo{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.logo-mark{
  width:30px;height:30px;border:2px solid var(--clay);border-radius:50%;
  display:inline-flex;align-items:center;justify-content:center;gap:3px;flex:0 0 auto;
}
.logo-mark i{display:block;width:2px;height:12px;border-radius:1px;background:var(--ink)}
.logo-text{font-size:20px;font-weight:800;color:var(--ink);letter-spacing:.5px}
.logo-sub{font-size:12px;color:var(--muted);margin-left:2px;display:none}
.main-nav{display:flex;align-items:center;gap:28px;margin-left:12px}
.main-nav a{
  position:relative;font-size:15px;color:var(--muted);padding:20px 0;
  transition:color .18s ease;
}
.main-nav a:hover{color:var(--ink)}
.main-nav a.active{color:var(--ink);font-weight:600}
.main-nav a.active::after{
  content:"";position:absolute;left:0;right:0;bottom:12px;height:2px;
  background:var(--lime);border-radius:2px;
}
.header-tools{margin-left:auto;display:flex;align-items:center;gap:18px}
.status{display:flex;align-items:center;gap:6px;font-size:13px;color:var(--muted)}
.status i{width:8px;height:8px;border-radius:50%;background:var(--lime);display:block}
.bell{position:relative;width:36px;height:36px;border-radius:50%;border:1px solid var(--line);display:grid;place-items:center;color:var(--ink);background:#fff}
.bell:hover{border-color:var(--ink)}
.bell .dot{position:absolute;top:7px;right:8px;width:6px;height:6px;border-radius:50%;background:var(--clay)}
.nav-toggle{
  display:none;width:38px;height:38px;border-radius:10px;border:1px solid var(--line);
  background:#fff;color:var(--ink);cursor:pointer;
}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:var(--r-btn);padding:12px 22px;font-size:15px;font-weight:600;
  border:1px solid transparent;cursor:pointer;transition:all .18s ease;line-height:1.2;
}
.btn-clay{background:var(--clay);color:#fff}
.btn-clay:hover{background:var(--clay-dark);transform:translateY(-2px);color:#fff}
.btn-ink{background:transparent;border-color:var(--ink);color:var(--ink)}
.btn-ink:hover{background:var(--ink);color:var(--bg)}
.btn-white{background:#fff;color:var(--clay)}
.btn-white:hover{background:var(--bg);color:var(--clay-dark);transform:translateY(-2px)}
.btn-sm{padding:9px 16px;font-size:14px}
.btn-full{width:100%}
.btn-outline{background:transparent;border-color:var(--line);color:var(--ink)}
.btn-outline:hover{border-color:var(--ink);background:#fff}

/* ---------- pills & badges ---------- */
.pill{
  display:inline-flex;align-items:center;gap:6px;border-radius:var(--r-pill);
  padding:4px 12px;font-size:13px;line-height:1.6;
  background:rgba(210,96,74,.12);color:var(--clay);font-weight:600;
}
.pill-lime{background:rgba(168,194,86,.18);color:#5B7020}
.pill-line{background:transparent;border:1px solid var(--line);color:var(--muted);font-weight:500}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:700;
  color:var(--clay);letter-spacing:1px;margin-bottom:14px;
}
.eyebrow::before{content:"";width:18px;height:2px;background:var(--clay);border-radius:2px}

/* ---------- hero bento ---------- */
.hero{
  padding:56px 0 64px;
  background:
    linear-gradient(180deg,rgba(251,247,242,.94),rgba(251,247,242,.99)),
    url('/assets/images/backpic/back-1.jpg') center/cover no-repeat;
  border-bottom:1px solid var(--line);
}
.bento{display:grid;grid-template-columns:1.75fr 1fr;grid-template-rows:auto auto auto;gap:var(--gap)}
.bento-main{
  grid-row:1 / span 2;grid-column:1;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  padding:38px 36px;box-shadow:var(--shadow);
}
.bento-main h1{font-size:38px;margin-bottom:18px}
.bento-main .lead{font-size:16px;color:#3C4A45;margin-bottom:26px}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:26px}
.badge-ring{display:flex;flex-wrap:wrap;gap:12px}
.badge-ring span{
  width:60px;height:60px;border-radius:50%;border:1px solid var(--line);
  display:grid;place-items:center;font-size:13px;color:var(--ink);font-weight:600;background:var(--bg);
}
.badge-ring span:nth-child(2){border-color:var(--lime)}
.badge-ring span:nth-child(3){border-color:var(--clay)}
.bento-side{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  padding:22px 22px;box-shadow:var(--shadow);display:flex;flex-direction:column;gap:8px;
}
.bento-side h3{font-size:17px}
.bento-side p{font-size:14px;color:var(--muted)}
.side-a{grid-column:2;grid-row:1}
.side-b{grid-column:2;grid-row:2}
.side-stat{display:flex;align-items:baseline;gap:8px;margin:6px 0 2px}
.side-stat strong{font-size:30px;color:var(--ink);font-variant-numeric:tabular-nums}
.side-stat span{font-size:13px;color:var(--muted)}
.mini-list{display:flex;flex-direction:column;gap:6px;margin-top:6px}
.mini-list li{font-size:14px;color:var(--muted);display:flex;gap:8px;align-items:flex-start}
.mini-list li::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--lime);margin-top:9px;flex:0 0 auto}
.bento-cta{
  grid-column:1 / -1;grid-row:3;
  background:var(--ink);border-radius:var(--r-card);padding:20px 26px;
  display:flex;align-items:center;gap:20px;flex-wrap:wrap;
}
.bento-cta p{color:#DCE7E2;font-size:15px;flex:1 1 320px}

/* ---------- section base ---------- */
.section{padding:72px 0}
.section.tight{padding:52px 0}
.section.white{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.section.ink{background:var(--ink);color:#DCE7E2}
.section.ink h2,.section.ink h3{color:#fff}
.section.ink p{color:#C4D3CD}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:34px;flex-wrap:wrap}
.sec-head .txt{max-width:760px}
.sec-head p{color:var(--muted);font-size:15px;margin-top:10px}
.sec-mark{
  width:44px;height:44px;border-radius:50%;border:2px solid var(--lime);
  display:grid;place-items:center;font-size:15px;font-weight:800;color:var(--ink);
  background:#fff;flex:0 0 auto;
}
.section.ink .sec-mark{background:transparent;color:#fff;border-color:var(--lime)}

/* ---------- story ---------- */
.story-grid{display:grid;grid-template-columns:1.1fr 1fr;gap:32px;align-items:center}
.story-copy p{margin-bottom:14px;color:#3C4A45}
.story-copy p:last-child{margin-bottom:0}
.story-media img{border-radius:var(--r-card);border:1px solid var(--line);aspect-ratio:4/3;object-fit:cover;width:100%}
.story-facts{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:26px}
.story-facts div{background:var(--bg);border:1px solid var(--line);border-radius:10px;padding:14px 16px}
.story-facts strong{display:block;font-size:22px;color:var(--clay);font-variant-numeric:tabular-nums}
.story-facts span{font-size:13px;color:var(--muted)}

/* ---------- pain list ---------- */
.pain-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
.pain-item{
  display:flex;gap:14px;align-items:flex-start;background:#fff;border:1px solid var(--line);
  border-left:3px solid var(--clay);border-radius:10px;padding:18px 20px;transition:all .18s ease;
}
.pain-item:hover{box-shadow:var(--shadow-lg);transform:translateY(-2px)}
.pain-item i{color:var(--clay);margin-top:6px}
.pain-item strong{display:block;font-size:16px;color:var(--ink);margin-bottom:4px}
.pain-item span{font-size:14px;color:var(--muted)}

/* ---------- solution ---------- */
.solve-grid{display:grid;grid-template-columns:1fr 1fr;gap:36px;align-items:center}
.solve-media img{border-radius:var(--r-card);aspect-ratio:16/11;object-fit:cover;width:100%;border:1px solid var(--line)}
.solve-points{display:flex;flex-direction:column;gap:18px;margin:22px 0 26px}
.solve-points li{display:flex;gap:14px;align-items:flex-start}
.point-no{
  width:32px;height:32px;border-radius:8px;background:rgba(168,194,86,.22);
  color:#4F6320;display:grid;place-items:center;font-weight:700;font-size:14px;flex:0 0 auto;
}
.solve-points strong{display:block;color:var(--ink);font-size:16px;margin-bottom:2px}
.solve-points span{font-size:14px;color:var(--muted)}

/* ---------- steps timeline ---------- */
.track{position:relative;display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.track::before{
  content:"";position:absolute;left:6%;right:6%;top:26px;height:2px;
  background:linear-gradient(90deg,var(--lime),var(--clay));opacity:.5;
}
.step{position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--r-card);padding:24px 20px;transition:all .18s ease}
.step:hover{box-shadow:var(--shadow-lg);transform:translateY(-2px)}
.step-node{
  width:22px;height:22px;border-radius:50%;background:var(--lime);border:4px solid #fff;
  box-shadow:0 0 0 1px var(--line);position:relative;margin-bottom:16px;
}
.step-no{font-size:30px;font-weight:800;color:var(--line);font-variant-numeric:tabular-nums;line-height:1}
.step h3{font-size:18px;margin:6px 0 8px}
.step p{font-size:14px;color:var(--muted)}

/* ---------- data band ---------- */
.band{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.band-item{border-top:3px solid var(--clay);padding-top:18px}
.band-item strong{display:block;font-size:40px;font-weight:800;color:#fff;line-height:1.1;font-variant-numeric:tabular-nums}
.band-item strong small{font-size:16px;font-weight:600;margin-left:4px;color:var(--lime)}
.band-item span{display:block;font-size:14px;color:#C4D3CD;margin-top:8px}

/* ---------- testimonials ---------- */
.voice-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:24px;align-items:start}
.voice{background:#fff;border:1px solid var(--line);border-radius:var(--r-card);padding:24px;transition:all .18s ease}
.voice:hover{box-shadow:var(--shadow-lg);transform:translateY(-2px)}
.voice.lead-card{border-color:var(--clay);background:linear-gradient(180deg,#fff,rgba(210,96,74,.05))}
.voice blockquote{font-size:15px;color:#3C4A45;margin:0 0 16px}
.voice.lead-card blockquote{font-size:17px}
.stars{display:flex;gap:4px;margin-bottom:12px}
.stars i{width:12px;height:12px;background:var(--lime);border-radius:2px;display:block}
.voice-meta{font-size:13px;color:var(--muted)}

/* ---------- audience ---------- */
.aud-grid{display:grid;grid-template-columns:1.3fr 1fr 1.2fr 1fr;gap:20px}
.aud{background:#fff;border:1px solid var(--line);border-radius:var(--r-card);padding:24px 20px;transition:all .18s ease}
.aud:hover{border-color:var(--lime);transform:translateY(-2px);box-shadow:var(--shadow-lg)}
.aud i{font-size:20px;color:var(--clay)}
.aud h3{font-size:17px;margin:14px 0 8px}
.aud p{font-size:14px;color:var(--muted)}

/* ---------- topics ---------- */
.topic-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.topic-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;
  display:flex;flex-direction:column;transition:all .18s ease;
}
.topic-card:hover{box-shadow:var(--shadow-lg);transform:translateY(-2px)}
.topic-card img{aspect-ratio:16/9;object-fit:cover;width:100%}
.topic-body{padding:18px 20px 22px}
.topic-body h3{font-size:17px;margin:12px 0 8px}
.topic-body p{font-size:14px;color:var(--muted)}
.topic-card.featured{border-color:var(--clay)}
.topic-card.featured .pill{background:var(--clay);color:#fff}

/* ---------- ranking ---------- */
.rank-list{display:flex;flex-direction:column;gap:12px}
.rank-row{
  display:grid;grid-template-columns:44px 1fr 120px 96px;gap:18px;align-items:center;
  background:#fff;border:1px solid var(--line);border-radius:12px;padding:16px 20px;transition:all .18s ease;
}
.rank-row:hover{border-color:var(--lime);box-shadow:var(--shadow-lg)}
.rank-no{
  width:32px;height:32px;border-radius:8px;background:var(--ink);color:#fff;
  display:grid;place-items:center;font-size:14px;font-weight:700;
}
.rank-row:nth-child(1) .rank-no{background:var(--clay)}
.rank-row:nth-child(2) .rank-no{background:#C97A63}
.rank-row p{font-size:15px;color:var(--ink);font-weight:600}
.rank-row small{font-size:13px;color:var(--muted);font-weight:400}
.rank-bar{height:8px;background:var(--line);border-radius:4px;overflow:hidden}
.rank-bar span{display:block;height:100%;border-radius:4px;background:linear-gradient(90deg,var(--lime),var(--clay))}
.rank-val{text-align:right;font-size:14px;color:var(--clay);font-weight:700;font-variant-numeric:tabular-nums}

/* ---------- news ---------- */
.news-list{display:grid;grid-template-columns:1fr;gap:18px}
.news-item{display:grid;grid-template-columns:220px 1fr;gap:24px;background:#fff;border:1px solid var(--line);border-radius:var(--r-card);padding:18px;transition:all .18s ease}
.news-item:hover{box-shadow:var(--shadow-lg);transform:translateY(-2px)}
.news-item img{border-radius:10px;aspect-ratio:16/10;object-fit:cover;width:100%}
.news-body h3{font-size:18px;margin-bottom:8px}
.news-body p{font-size:14px;color:var(--muted);margin-bottom:10px}
.news-date{font-size:13px;color:var(--muted);font-variant-numeric:tabular-nums}

/* ---------- metrics ---------- */
.metric-box{background:#fff;border:1px solid var(--line);border-radius:var(--r-card);padding:28px 30px;position:relative;overflow:hidden}
.metric-box::after{content:"";position:absolute;left:0;right:0;top:0;height:3px;background:linear-gradient(90deg,var(--lime),var(--clay))}
.metric-row{display:grid;grid-template-columns:160px 1fr 72px;gap:20px;align-items:center;padding:16px 0;border-bottom:1px dashed var(--line)}
.metric-row:last-child{border-bottom:0}
.metric-row span{font-size:15px;color:var(--ink)}
.metric-row b{font-size:15px;color:var(--clay);text-align:right;font-variant-numeric:tabular-nums}
.bar{height:8px;background:var(--line);border-radius:4px;overflow:hidden}
.bar span{display:block;height:100%;border-radius:4px;background:linear-gradient(90deg,var(--lime),var(--clay))}

/* ---------- week plan ---------- */
.week-grid{display:grid;grid-template-columns:repeat(7,1fr);gap:14px}
.week-cell{background:#fff;border:1px solid var(--line);border-radius:12px;padding:18px 14px;text-align:center;transition:all .18s ease}
.week-cell:hover{border-color:var(--lime);box-shadow:var(--shadow);transform:translateY(-2px)}
.week-cell b{display:block;font-size:13px;color:var(--clay);letter-spacing:1px;margin-bottom:10px}
.week-cell span{font-size:14px;color:var(--ink)}

/* ---------- faq ---------- */
.faq-wrap{background:#fff;border:1px solid var(--line);border-radius:var(--r-card);padding:8px 28px}
.faq-item{border-bottom:1px solid var(--line)}
.faq-item:last-child{border-bottom:0}
.faq-q{
  width:100%;background:none;border:0;text-align:left;padding:20px 0;cursor:pointer;
  display:flex;align-items:flex-start;gap:14px;font-size:16px;color:var(--ink);font-weight:600;
  transition:padding-left .18s ease;
}
.faq-q:hover{padding-left:4px}
.q-mark{
  width:26px;height:26px;border-radius:6px;background:var(--clay);color:#fff;
  display:grid;place-items:center;font-size:13px;font-weight:700;flex:0 0 auto;margin-top:2px;
}
.faq-q .sign{margin-left:auto;color:var(--muted);font-size:18px;line-height:1;transition:transform .2s ease}
.faq-item.open .faq-q{border-left:3px solid var(--lime);padding-left:12px}
.faq-item.open .sign{transform:rotate(45deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s ease}
.faq-a p{padding:0 0 20px 42px;font-size:15px;color:var(--muted)}
.faq-item.open .faq-a{max-height:260px}

/* ---------- promise ---------- */
.promise-grid{display:grid;grid-template-columns:1fr 1fr auto;gap:36px;align-items:center}
.promise-grid h3{font-size:18px;margin-bottom:10px}
.promise-grid p{font-size:15px;color:var(--muted);margin-bottom:14px}
.seal{
  width:120px;height:120px;border-radius:50%;border:2px dashed var(--clay);
  display:grid;place-items:center;text-align:center;color:var(--clay);font-weight:700;
  font-size:15px;line-height:1.5;flex:0 0 auto;
}

/* ---------- form ---------- */
.form-shell{display:grid;grid-template-columns:1fr 1.1fr;gap:36px;align-items:start}
.form-aside ul{display:flex;flex-direction:column;gap:12px;margin-top:18px}
.form-aside li{display:flex;gap:10px;font-size:15px;color:#3C4A45}
.form-aside li i{color:var(--lime);margin-top:6px}
.form-card{background:#fff;border:1px solid var(--line);border-radius:var(--r-card);padding:28px;box-shadow:var(--shadow)}
.field{margin-bottom:18px}
.field label{display:block;font-size:14px;color:var(--ink);font-weight:600;margin-bottom:8px}
.field input,.field select,.field textarea{
  width:100%;height:44px;border-radius:var(--r-btn);border:1px solid var(--ink);
  background:var(--bg);padding:0 14px;transition:border-color .18s ease,box-shadow .18s ease;
}
.field textarea{height:110px;padding:12px 14px;resize:vertical}
.field select{appearance:none;background-image:linear-gradient(45deg,transparent 50%,var(--muted) 50%),linear-gradient(135deg,var(--muted) 50%,transparent 50%);background-position:calc(100% - 20px) 20px,calc(100% - 14px) 20px;background-size:6px 6px,6px 6px;background-repeat:no-repeat}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--lime);box-shadow:0 0 0 3px rgba(168,194,86,.22);
}
.form-note{font-size:13px;color:var(--muted);margin-top:12px}
.form-row2{display:grid;grid-template-columns:1fr 1fr;gap:16px}

/* ---------- final cta ---------- */
.cta-band{background:var(--clay);border-radius:var(--r-card);padding:34px 38px;display:flex;align-items:center;gap:26px;flex-wrap:wrap}
.cta-band h2{color:#fff;font-size:26px;flex:1 1 320px}
.cta-band p{color:rgba(255,255,255,.88);font-size:15px;width:100%;margin-top:-12px}

/* ---------- footer ---------- */
.site-footer{background:var(--ink);color:#C4D3CD;padding:56px 0 0;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:32px;padding-bottom:38px}
.site-footer .logo-text{color:#fff}
.site-footer .logo-mark{border-color:var(--lime)}
.site-footer .logo-mark i{background:#fff}
.footer-brand p{font-size:14px;color:#A9BCB4;margin-top:16px;max-width:300px}
.footer-col h4{color:#fff;font-size:15px;margin-bottom:16px;font-weight:700}
.footer-col ul{display:flex;flex-direction:column;gap:10px}
.footer-col a,.footer-col li{font-size:14px;color:#A9BCB4;transition:color .18s ease}
.footer-col a:hover{color:var(--lime)}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);padding:20px 0;font-size:13px;color:#8FA39B;
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
}

/* ---------- drawer ---------- */
.drawer{
  position:fixed;top:0;right:0;bottom:0;width:300px;max-width:86vw;background:#fff;
  z-index:1060;transform:translateX(100%);transition:transform .26s ease;
  display:flex;flex-direction:column;padding:22px 22px 28px;box-shadow:-8px 0 30px rgba(31,58,52,.14);
}
.drawer.open{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:24px}
.drawer-close{width:36px;height:36px;border-radius:10px;border:1px solid var(--line);background:#fff;cursor:pointer;color:var(--ink)}
.drawer-nav{display:flex;flex-direction:column;gap:6px;flex:1}
.drawer-nav a{display:flex;align-items:center;gap:14px;padding:14px 10px;border-radius:10px;font-size:16px;color:var(--ink);transition:background .18s ease}
.drawer-nav a:hover{background:var(--bg)}
.drawer-nav a.active{background:rgba(168,194,86,.18)}
.drawer-nav b{
  width:26px;height:26px;border-radius:6px;background:var(--ink);color:#fff;
  display:grid;place-items:center;font-size:12px;flex:0 0 auto;
}
.drawer-mask{position:fixed;inset:0;background:rgba(31,58,52,.42);opacity:0;visibility:hidden;transition:opacity .26s ease;z-index:1050}
.drawer-mask.open{opacity:1;visibility:visible}

/* ---------- responsive ---------- */
@media (max-width:1199.98px){
  h1{font-size:34px}
  .bento-main h1{font-size:32px}
  .aud-grid{grid-template-columns:repeat(2,1fr)}
  .voice-grid{grid-template-columns:1fr 1fr}
  .voice.lead-card{grid-column:1 / -1}
}
@media (max-width:991.98px){
  .main-nav{display:none}
  .nav-toggle{display:grid;place-items:center}
  .status{display:none}
  .bento{grid-template-columns:1fr;grid-template-rows:auto}
  .bento-main{grid-row:auto;grid-column:1}
  .side-a,.side-b{grid-column:1;grid-row:auto}
  .bento-cta{grid-column:1}
  .story-grid,.solve-grid,.form-shell,.promise-grid{grid-template-columns:1fr}
  .topic-grid{grid-template-columns:repeat(2,1fr)}
  .week-grid{grid-template-columns:repeat(4,1fr)}
  .band{grid-template-columns:repeat(2,1fr)}
  .track{grid-template-columns:repeat(2,1fr)}
  .track::before{display:none}
  .rank-row{grid-template-columns:40px 1fr 90px;gap:14px}
  .rank-bar{display:none}
  .footer-grid{grid-template-columns:1fr 1fr}
  .seal{margin:0 auto}
}
@media (max-width:767.98px){
  h1{font-size:28px}
  h2{font-size:23px}
  .bento-main h1{font-size:26px}
  .section{padding:52px 0}
  .container{padding:0 18px}
  .pain-grid,.topic-grid,.voice-grid,.aud-grid,.rank-row{grid-template-columns:1fr}
  .rank-row{display:flex;flex-wrap:wrap;align-items:center}
  .rank-row .rank-val{margin-left:auto}
  .metric-row{grid-template-columns:1fr 62px;gap:10px}
  .metric-row .bar{grid-column:1 / -1;order:3}
  .week-grid{grid-template-columns:repeat(2,1fr)}
  .band{grid-template-columns:1fr 1fr;gap:18px}
  .band-item strong{font-size:32px}
  .track{grid-template-columns:1fr}
  .news-item{grid-template-columns:1fr}
  .news-item img{aspect-ratio:16/9}
  .form-card{padding:20px}
  .form-row2{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .cta-band{padding:26px 22px}
  .faq-wrap{padding:6px 18px}
  .faq-a p{padding-left:0}
  .story-facts{grid-template-columns:1fr}
}
@media (max-width:520px){
  .badge-ring span{width:52px;height:52px;font-size:12px}
  .hero-actions .btn{width:100%}
  .bento-cta .btn{width:100%}
}

/* roulang page: category1 */
:root{
 --clay:#D2604A;
 --clay-dark:#B84F3B;
 --ink:#1F3A34;
 --lime:#A8C256;
 --bg:#FBF7F2;
 --card:#FFFFFF;
 --text:#22302C;
 --muted:#6B7A74;
 --line:#E7DED4;
 --shadow:0 2px 10px rgba(31,58,52,.08);
 --shadow-lg:0 8px 24px rgba(31,58,52,.14);
 --r-card:14px;
 --r-btn:8px;
 --r-pill:999px;
 --gap:24px;
}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
*,*::before,*::after{box-sizing:border-box}
body{
 margin:0;
 font-family:-apple-system,"PingFang SC","Noto Sans SC","Microsoft YaHei",sans-serif;
 font-size:16px;
 line-height:1.75;
 color:var(--text);
 background:var(--bg);
}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit}
h1,h2,h3,h4{margin:0;color:var(--ink);line-height:1.35;font-weight:800}
h1{font-size:34px}
h2{font-size:28px}
h3{font-size:20px}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
.container{max-width:1200px;margin:0 auto;padding:0 24px;width:100%}
:focus-visible{outline:2px solid var(--lime);outline-offset:2px}

/* ---------- header ---------- */
.site-header{
 position:sticky;top:0;z-index:1030;
 background:#fff;
 border-bottom:1px solid var(--line);
 transition:box-shadow .2s ease;
}
.site-header.is-scrolled{box-shadow:0 4px 14px rgba(31,58,52,.06)}
.header-inner{height:64px;display:flex;align-items:center;gap:24px}
.logo{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.logo-mark{
 width:30px;height:30px;border:2px solid var(--clay);border-radius:50%;
 display:inline-flex;align-items:center;justify-content:center;gap:3px;flex:0 0 auto;
}
.logo-mark i{display:block;width:2px;height:12px;border-radius:1px;background:var(--ink)}
.logo-text{font-size:20px;font-weight:800;color:var(--ink);letter-spacing:.5px}
.main-nav{display:flex;align-items:center;gap:26px;margin-left:12px}
.main-nav a{
 position:relative;font-size:15px;color:var(--muted);padding:20px 0;
 transition:color .18s ease;white-space:nowrap;
}
.main-nav a:hover{color:var(--ink)}
.main-nav a.active{color:var(--ink);font-weight:600}
.main-nav a.active::after{
 content:"";position:absolute;left:0;right:0;bottom:12px;height:2px;
 background:var(--lime);border-radius:2px;
}
.header-tools{margin-left:auto;display:flex;align-items:center;gap:16px}
.status{display:inline-flex;align-items:center;gap:7px;font-size:13px;color:var(--muted)}
.status i{width:8px;height:8px;border-radius:50%;background:var(--lime);display:inline-block}
.bell{
 position:relative;width:38px;height:38px;border-radius:10px;border:1px solid var(--line);
 display:inline-flex;align-items:center;justify-content:center;color:var(--ink);background:#fff;
 transition:all .18s ease;
}
.bell:hover{border-color:var(--ink)}
.bell .dot{position:absolute;top:8px;right:8px;width:6px;height:6px;border-radius:50%;background:var(--clay)}
.nav-toggle{
 display:none;width:38px;height:38px;border-radius:10px;border:1px solid var(--line);
 background:#fff;color:var(--ink);cursor:pointer;
}
/* ---------- buttons ---------- */
.btn{
 display:inline-flex;align-items:center;justify-content:center;gap:8px;
 border-radius:var(--r-btn);padding:12px 22px;font-size:15px;font-weight:600;
 border:1px solid transparent;cursor:pointer;transition:all .18s ease;line-height:1.2;
}
.btn-clay{background:var(--clay);color:#fff}
.btn-clay:hover{background:var(--clay-dark);transform:translateY(-2px);color:#fff}
.btn-ink{background:transparent;border-color:var(--ink);color:var(--ink)}
.btn-ink:hover{background:var(--ink);color:var(--bg)}
.btn-white{background:#fff;color:var(--clay)}
.btn-white:hover{background:var(--bg);color:var(--clay-dark);transform:translateY(-2px)}
.btn-outline{background:transparent;border-color:var(--line);color:var(--ink)}
.btn-outline:hover{border-color:var(--ink);background:#fff}
.btn-sm{padding:9px 16px;font-size:14px}
/* ---------- shared bits ---------- */
.pill{
 display:inline-flex;align-items:center;gap:6px;border-radius:var(--r-pill);
 padding:4px 12px;font-size:13px;line-height:1.6;
 background:rgba(210,96,74,.12);color:var(--clay);font-weight:600;
}
.pill-lime{background:rgba(168,194,86,.18);color:#5B7020}
.pill-line{background:transparent;border:1px solid var(--line);color:var(--muted);font-weight:500}
.eyebrow{
 display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:700;
 color:var(--clay);letter-spacing:1px;margin-bottom:12px;
}
.eyebrow::before{content:"";width:18px;height:2px;background:var(--clay);border-radius:2px}
.section{padding:64px 0}
.section.white{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.section.ink{background:var(--ink);color:#DCE7E2}
.section.ink h2,.section.ink h3{color:#fff}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:32px;flex-wrap:wrap}
.sec-head p{color:var(--muted);font-size:15px;max-width:620px;margin-top:10px}
.sec-mark{
 width:40px;height:40px;border-radius:50%;border:2px solid var(--clay);color:var(--clay);
 display:inline-grid;place-items:center;font-weight:800;font-size:14px;
 font-variant-numeric:tabular-nums;flex:0 0 auto;background:#fff;
}

/* ---------- category head ---------- */
.cat-head{
 padding:32px 0 28px;
 background:
 linear-gradient(180deg,rgba(251,247,242,.95),rgba(251,247,242,.99)),
 url('/assets/images/backpic/back-3.jpg') center/cover no-repeat;
 border-bottom:1px solid var(--line);
}
.crumb{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--muted);margin-bottom:16px}
.crumb a:hover{color:var(--clay)}
.crumb .sep{color:#C6BCB0}
.cat-head-grid{display:grid;grid-template-columns:1fr 300px;gap:36px;align-items:end}
.cat-head h1{font-size:32px;line-height:1.35;margin-bottom:12px}
.cat-lead{font-size:16px;color:#3C4A45;max-width:660px}
.cat-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px}
.stat-card{
 background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
 box-shadow:var(--shadow);padding:18px 20px;display:grid;gap:12px;
}
.stat-row{display:flex;align-items:baseline;justify-content:space-between;gap:12px;padding-bottom:10px;border-bottom:1px dashed var(--line)}
.stat-row:last-child{border-bottom:0;padding-bottom:0}
.stat-row strong{font-size:22px;color:var(--clay);font-variant-numeric:tabular-nums;letter-spacing:.5px}
.stat-row span{font-size:13px;color:var(--muted)}

/* ---------- toolbar ---------- */
.toolbar-band{background:#fff;border-bottom:1px solid var(--line)}
.toolbar-inner{display:flex;align-items:center;gap:16px;flex-wrap:wrap;padding:14px 0}
.chip{
 border:1px solid var(--line);background:#fff;border-radius:var(--r-pill);
 padding:7px 16px;font-size:14px;color:var(--muted);cursor:pointer;transition:all .18s ease;
}
.chip:hover{border-color:var(--ink);color:var(--ink)}
.chip.active{background:rgba(168,194,86,.2);border-color:var(--lime);color:#4E6219;font-weight:600}
.toolbar-right{margin-left:auto;display:flex;align-items:center;gap:14px}
.result-count{font-size:13px;color:var(--muted);font-variant-numeric:tabular-nums}
.select-wrap{position:relative;display:inline-flex;align-items:center}
.select-wrap select{
 appearance:none;-webkit-appearance:none;border:1px solid var(--line);background:#fff;
 border-radius:var(--r-btn);padding:8px 38px 8px 14px;font-size:14px;color:var(--ink);cursor:pointer;
}
.select-wrap::after{
 content:"\f078";font-family:"Font Awesome 6 Free";font-weight:900;font-size:11px;
 position:absolute;right:14px;color:var(--muted);pointer-events:none;
}

/* ---------- scene grid ---------- */
.scene-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:20px}
.scene-card{
 background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
 padding:20px;box-shadow:var(--shadow);transition:all .18s ease;display:flex;flex-direction:column;gap:10px;
}
.scene-card:hover{box-shadow:var(--shadow-lg);transform:translateY(-2px)}
.scene-card h3{font-size:17px}
.scene-card p{font-size:14px;color:var(--muted)}
.scene-card.feature{grid-row:span 2;padding:0;overflow:hidden;gap:0}
.scene-card.feature .scene-media{aspect-ratio:16/10;overflow:hidden}
.scene-card.feature .scene-media img{width:100%;height:100%;object-fit:cover}
.scene-card.feature .scene-body{padding:22px;display:flex;flex-direction:column;gap:12px}
.scene-card.feature h3{font-size:20px}
.meta-line{font-size:13px;color:var(--muted);font-variant-numeric:tabular-nums;display:flex;gap:10px;align-items:center}

/* ---------- solve ---------- */
.solve-grid{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:center}
.solve-media img{border-radius:var(--r-card);border:1px solid var(--line);aspect-ratio:4/3;object-fit:cover;width:100%}
.point-list{display:grid;gap:16px;margin:22px 0 26px}
.point-list li{position:relative;padding-left:20px}
.point-list li::before{content:"";position:absolute;left:0;top:10px;width:8px;height:8px;border-radius:50%;background:var(--lime)}
.point-list strong{display:block;font-size:16px;color:var(--ink);margin-bottom:2px}
.point-list span{font-size:14px;color:var(--muted)}

/* ---------- steps ---------- */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;position:relative;padding-top:8px}
.steps::before{
 content:"";position:absolute;left:22px;right:22px;top:30px;height:2px;
 background:linear-gradient(90deg,var(--lime),var(--clay));opacity:.35;
}
.steps li{position:relative;padding-top:26px;display:flex;flex-direction:column;gap:8px}
.step-no{
 width:44px;height:44px;border-radius:50%;background:#fff;border:2px solid var(--lime);
 display:grid;place-items:center;font-weight:800;color:var(--ink);
 font-variant-numeric:tabular-nums;position:relative;z-index:1;margin-top:-26px;
}
.steps h3{font-size:18px}
.steps p{font-size:14px;color:var(--muted)}

/* ---------- scoreboard ---------- */
.scoreboard{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-top:28px}
.score{
 background:rgba(255,255,255,.06);border:1px solid rgba(168,194,86,.35);
 border-radius:var(--r-card);padding:22px;
}
.score strong{
 display:block;font-size:40px;line-height:1.1;color:#fff;
 font-variant-numeric:tabular-nums;letter-spacing:.5px;
}
.score span{display:block;font-size:14px;color:#B9CCC5;margin-top:8px}
.score .bar{height:8px;border-radius:4px;background:rgba(255,255,255,.14);margin-top:14px;overflow:hidden}
.score .bar i{display:block;height:100%;border-radius:4px;background:linear-gradient(90deg,var(--lime),var(--clay))}

/* ---------- nav grid ---------- */
.nav-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.nav-cell{
 border:1px solid var(--line);border-radius:12px;padding:18px 20px;background:#fff;
 display:flex;align-items:center;justify-content:space-between;gap:12px;transition:all .18s ease;
}
.nav-cell strong{font-size:16px;color:var(--ink);font-weight:700}
.nav-cell span{font-size:13px;color:var(--muted);font-variant-numeric:tabular-nums;white-space:nowrap}
.nav-cell:hover{border-color:var(--lime);box-shadow:var(--shadow)}
.nav-cell.is-on{background:rgba(168,194,86,.18);border-color:var(--lime)}
.nav-cell.is-on span{color:#4E6219}

/* ---------- topic cards ---------- */
.topic-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.topic-card{
 background:#fff;border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;
 box-shadow:var(--shadow);transition:all .18s ease;
}
.topic-card:hover{box-shadow:var(--shadow-lg);transform:translateY(-2px)}
.topic-card .topic-media{aspect-ratio:16/9;overflow:hidden}
.topic-card .topic-media img{width:100%;height:100%;object-fit:cover}
.topic-body{padding:18px 20px 22px;display:flex;flex-direction:column;gap:10px}
.topic-body h3{font-size:17px}

/* ---------- faq ---------- */
.faq-list{display:grid;gap:0;border-top:1px solid var(--line)}
.faq-item{border-bottom:1px solid var(--line)}
.faq-q{
 width:100%;background:transparent;border:0;text-align:left;cursor:pointer;
 display:flex;align-items:flex-start;gap:12px;padding:20px 0;font-size:16px;
 color:var(--ink);font-weight:600;transition:all .18s ease;
}
.faq-q .qmark{
 flex:0 0 auto;width:24px;height:24px;border-radius:6px;background:rgba(210,96,74,.12);
 color:var(--clay);display:grid;place-items:center;font-size:13px;font-weight:800;margin-top:3px;
}
.faq-q .sign{margin-left:auto;color:var(--muted);font-weight:700;transition:transform .2s ease}
.faq-q[aria-expanded="true"]{padding-left:4px}
.faq-q[aria-expanded="true"] .sign{transform:rotate(45deg);color:var(--clay)}
.faq-a{padding:0 0 20px 36px;font-size:15px;color:#3C4A45;max-width:900px}

/* ---------- cta band ---------- */
.cta-band{background:var(--clay);padding:34px 0}
.cta-inner{display:flex;align-items:center;gap:22px;flex-wrap:wrap}
.cta-inner p{color:#fff;font-size:18px;font-weight:700;flex:1 1 320px}
.more-wrap{display:flex;justify-content:center;margin-top:32px}

/* ---------- footer ---------- */
.site-footer{background:var(--ink);color:#DCE7E2;padding:56px 0 0;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:32px;padding-bottom:40px}
.footer-brand .logo-text{color:#fff}
.footer-brand .logo-mark{border-color:var(--lime)}
.footer-brand .logo-mark i{background:#fff}
.footer-brand p{font-size:14px;color:#B9CCC5;margin-top:14px;max-width:320px}
.footer-col h4{font-size:15px;color:#fff;margin-bottom:14px}
.footer-col ul{display:grid;gap:9px}
.footer-col li,.footer-col a{font-size:14px;color:#B9CCC5}
.footer-col a:hover{color:var(--lime)}
.footer-bottom{
 border-top:1px solid rgba(255,255,255,.12);padding:18px 0 24px;
 display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;font-size:13px;color:#9FB3AC;
}

/* ---------- responsive ---------- */
@media (max-width:1199.98px){
 .cat-head h1{font-size:30px}
 .scene-grid{grid-template-columns:1.2fr 1fr 1fr}
}
@media (max-width:991.98px){
 .main-nav{gap:16px}
 .main-nav a{font-size:14px}
 .status{display:none}
 .cat-head-grid{grid-template-columns:1fr;gap:24px;align-items:start}
 .solve-grid{grid-template-columns:1fr;gap:26px}
 .scene-grid{grid-template-columns:1fr 1fr}
 .scene-card.feature{grid-column:span 2;grid-row:auto}
 .steps{grid-template-columns:1fr 1fr;gap:26px 22px}
 .steps::before{display:none}
 .scoreboard{grid-template-columns:1fr 1fr}
 .nav-grid{grid-template-columns:1fr 1fr}
 .topic-grid{grid-template-columns:1fr 1fr}
 .footer-grid{grid-template-columns:1fr 1fr;gap:26px}
}
@media (max-width:767.98px){
 .header-inner{gap:14px}
 .nav-toggle{display:inline-flex;align-items:center;justify-content:center}
 .main-nav{
  position:fixed;top:0;right:0;bottom:0;width:78%;max-width:320px;background:#fff;
  flex-direction:column;align-items:stretch;gap:0;margin:0;padding:76px 22px 24px;
  transform:translateX(105%);transition:transform .25s ease;overflow-y:auto;z-index:1040;
  box-shadow:-8px 0 24px rgba(31,58,52,.14);
 }
 body.nav-open .main-nav{transform:translateX(0)}
 .main-nav a{padding:14px 0;font-size:16px;border-bottom:1px solid var(--line)}
 .main-nav a.active{color:var(--clay)}
 .main-nav a.active::after,.main-nav a::after{display:none}
 .header-tools{gap:10px}
 .header-tools .btn{display:none}
 h1{font-size:26px}
 h2{font-size:24px}
 .cat-head h1{font-size:24px}
 .section{padding:48px 0}
 .container{padding:0 18px}
 .toolbar-inner{padding:12px 0}
 .toolbar-right{margin-left:0;width:100%}
 .faq-a{padding-left:0}
}
@media (max-width:575.98px){
 .scene-grid{grid-template-columns:1fr}
 .scene-card.feature{grid-column:auto}
 .steps{grid-template-columns:1fr}
 .scoreboard{grid-template-columns:1fr}
 .nav-grid{grid-template-columns:1fr}
 .topic-grid{grid-template-columns:1fr}
 .footer-grid{grid-template-columns:1fr}
 .toolbar-inner{gap:10px}
 .chip{padding:6px 13px;font-size:13px}
 .cta-inner p{font-size:16px}
}

/* roulang: framework shim */
/* 覆盖 Bootstrap 等对 a/btn 的全局默认，避免导航出现下划线/蓝链 */
.site-header a,.site-header a:hover,.navbar a,.navbar a:hover,.nav-links a,.nav-links a:hover,header nav a,header nav a:hover{text-decoration:none}
.site-header .btn,.navbar .btn,.nav-cta{text-decoration:none}