/* roulang page: index */
:root{
  --c-primary:#F2542D;
  --c-primary-d:#C93A18;
  --c-secondary:#17696A;
  --c-accent:#FFC94A;
  --c-ink:#1F1D1A;
  --c-ink-2:#6B6660;
  --c-bg:#FBF8F3;
  --c-surface:#FFFFFF;
  --c-band:#17302C;
  --c-line:#E7E1D8;
  --c-soft:#F4EFE6;
  --r-s:10px;
  --r-m:16px;
  --r-l:24px;
  --r-pill:999px;
  --sh-1:0 2px 8px rgba(31,29,26,.06);
  --sh-2:0 12px 28px rgba(31,29,26,.10);
  --sh-hard:6px 6px 0 var(--c-ink);
  --sp-section:72px;
  --sp-section-sm:44px;
  --container:1200px;
  --font-sans:-apple-system,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--font-sans);
  font-size:16px;
  line-height:1.8;
  color:var(--c-ink);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none;transition:color .18s ease}
a:hover{color:var(--c-primary)}
ul,ol{list-style:none;margin:0;padding:0}
button,input{font-family:inherit;font-size:inherit}
h1,h2,h3,h4,p{margin:0}
h1{font-size:clamp(30px,4.2vw,52px);font-weight:800;line-height:1.15;letter-spacing:-.02em}
h2{font-size:clamp(24px,2.6vw,34px);font-weight:700;line-height:1.28;letter-spacing:-.01em}
h3{font-size:20px;font-weight:700;line-height:1.45}
p{line-height:1.85}
:focus-visible{outline:3px solid var(--c-accent);outline-offset:2px}
.container{width:100%;max-width:var(--container);margin-inline:auto;padding-inline:20px}
.section{padding-block:var(--sp-section);position:relative}
.section--soft{background:var(--c-soft)}
.section--band{background:var(--c-band);color:#F3F0E9}
.section--plain{background:var(--c-surface)}
.section-head{max-width:760px;margin-bottom:40px}
.section-head--center{margin-inline:auto;text-align:center}
.section-head h2{margin-bottom:14px;position:relative;padding-left:16px}
.section-head--center h2{padding-left:0}
.section-head h2::before{content:"";position:absolute;left:0;top:.28em;width:4px;height:20px;background:var(--c-accent);border-radius:2px}
.section-head--center h2::before{display:none}
.section-head p{color:var(--c-ink-2);font-size:16px}
.section--band .section-head p{color:rgba(243,240,233,.72)}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:700;letter-spacing:.08em;color:var(--c-secondary);text-transform:uppercase;margin-bottom:14px}
.eyebrow::before{content:"";width:18px;height:3px;border-radius:2px;background:var(--c-primary)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:14px 26px;border-radius:var(--r-pill);font-weight:700;font-size:15px;line-height:1.2;border:2px solid transparent;cursor:pointer;transition:transform .18s ease,background .18s ease,box-shadow .18s ease,color .18s ease,border-color .18s ease}
.btn-primary{background:var(--c-primary);border-color:var(--c-primary);color:#fff}
.btn-primary:hover{background:var(--c-primary-d);border-color:var(--c-primary-d);color:#fff;transform:translateY(-2px);box-shadow:var(--sh-2)}
.btn-ghost{background:transparent;border-color:var(--c-ink);color:var(--c-ink)}
.btn-ghost:hover{background:var(--c-ink);color:#FBF8F3}
.btn-light{background:#FBF8F3;border-color:#FBF8F3;color:var(--c-band)}
.btn-light:hover{background:var(--c-accent);border-color:var(--c-accent);color:var(--c-ink);transform:translateY(-2px)}
.btn-sm{padding:10px 20px;font-size:14px}
.btn:active{transform:none}
.btn-text{display:inline-flex;align-items:center;gap:6px;font-weight:700;color:var(--c-secondary);border-bottom:3px solid transparent;padding-bottom:2px;transition:border-color .18s ease,color .18s ease}
.btn-text:hover{color:var(--c-primary);border-bottom-color:var(--c-accent)}
.badge{display:inline-flex;align-items:center;gap:6px;font-size:13px;font-weight:700;padding:5px 12px;border-radius:var(--r-pill);line-height:1.4}
.badge-teal{background:#E4F0EE;color:var(--c-secondary)}
.badge-yellow{background:var(--c-accent);color:var(--c-ink)}
.badge-orange{background:#FDEDE7;color:var(--c-primary-d)}
.badge-outline{background:transparent;border:1px solid var(--c-secondary);color:var(--c-secondary)}
.sticker{display:inline-flex;align-items:center;justify-content:center;width:46px;height:46px;border-radius:50%;background:var(--c-primary);color:#fff;font-weight:800;font-size:16px;border:2px solid var(--c-ink);flex:0 0 auto}
.site-header{position:sticky;top:0;z-index:50;background:#fff;border-bottom:1px solid var(--c-line);transition:box-shadow .2s ease}
.site-header.is-stuck{box-shadow:var(--sh-1)}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;gap:20px;min-height:70px}
.brand{display:flex;align-items:center;gap:12px}
.brand-mark{display:flex;align-items:center;justify-content:center;width:42px;height:42px;border-radius:14px;background:var(--c-primary);color:#fff;font-weight:800;font-size:20px;box-shadow:3px 3px 0 var(--c-ink)}
.brand-text{display:flex;flex-direction:column;line-height:1.2}
.brand-text strong{font-size:20px;font-weight:800;letter-spacing:-.01em}
.brand-text em{font-style:normal;font-size:12px;color:var(--c-secondary);font-weight:600;letter-spacing:.04em}
.main-nav{display:flex;align-items:center;gap:26px}
.nav-link{position:relative;font-size:15px;font-weight:600;padding:8px 12px;border-radius:var(--r-pill);transition:background .18s ease,color .18s ease}
.nav-link::after{content:"";position:absolute;left:12px;right:12px;bottom:2px;height:2px;background:var(--c-accent);transform:scaleX(0);transform-origin:left;transition:transform .2s ease}
.nav-link:hover{color:var(--c-primary)}
.nav-link:hover::after{transform:scaleX(1)}
.nav-link.is-active{color:var(--c-primary);background:#FDEDE7}
.nav-link.is-active::after{transform:scaleX(1)}
.nav-toggle{display:none;align-items:center;justify-content:center;width:44px;height:44px;border-radius:12px;border:2px solid var(--c-ink);background:#fff;cursor:pointer}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--c-ink);position:relative}
.nav-toggle span::before,.nav-toggle span::after{content:"";position:absolute;left:0;width:18px;height:2px;background:var(--c-ink)}
.nav-toggle span::before{top:-6px}
.nav-toggle span::after{top:6px}
.hero{position:relative;overflow:hidden;padding-block:84px 76px;background:var(--c-bg)}
.hero-bg{position:absolute;inset:0;background-image:url('/assets/images/ca7ca9af93f5f086.webp');background-size:cover;background-position:center right;opacity:.16}
.hero::after{content:"";position:absolute;left:-10%;bottom:-70px;width:120%;height:120px;background:var(--c-soft);transform:rotate(-2deg);z-index:0}
.hero-inner{position:relative;z-index:2;display:grid;grid-template-columns:1.12fr .88fr;gap:52px;align-items:center}
.hero-copy h1{margin-bottom:20px}
.hero-copy h1 mark{background:linear-gradient(transparent 62%,rgba(255,201,74,.75) 62%);color:inherit;padding:0 2px}
.hero-lead{font-size:17px;color:var(--c-ink-2);max-width:620px;margin-bottom:28px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:26px}
.hero-trust{display:flex;flex-wrap:wrap;gap:10px}
.hero-trust .badge{background:#fff;border:1px solid var(--c-line);color:var(--c-ink-2);box-shadow:var(--sh-1)}
.hero-trust .badge strong{color:var(--c-primary)}
.hero-panel{background:#fff;border:1px solid var(--c-line);border-radius:var(--r-l);padding:22px;box-shadow:var(--sh-2)}
.panel-head{display:flex;align-items:center;justify-content:space-between;gap:10px;padding-bottom:14px;border-bottom:1px dashed var(--c-line);margin-bottom:6px}
.panel-head strong{font-size:15px}
.event-list li{padding:14px 0;border-bottom:1px solid var(--c-line)}
.event-list li:last-child{border-bottom:0;padding-bottom:0}
.event-date{display:inline-block;font-size:12px;font-weight:800;color:var(--c-secondary);background:#E4F0EE;border-radius:var(--r-pill);padding:3px 10px;margin-bottom:8px;font-variant-numeric:tabular-nums}
.event-list h3{font-size:16px;margin-bottom:4px}
.event-list p{font-size:13.5px;color:var(--c-ink-2);line-height:1.7}
.quickbar{background:var(--c-soft);padding-block:34px}
.quick-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.quick-item{display:flex;align-items:center;gap:12px;background:#fff;border:1px solid var(--c-line);border-radius:var(--r-pill);padding:12px 18px;box-shadow:var(--sh-1);transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease}
.quick-item:hover{transform:translate(-2px,-2px);box-shadow:var(--sh-hard);border-color:var(--c-ink)}
.quick-ico{width:36px;height:36px;border-radius:10px;display:flex;align-items:center;justify-content:center;font-weight:800;font-size:14px;color:#fff;flex:0 0 auto}
.quick-ico.a{background:var(--c-primary)}
.quick-ico.b{background:var(--c-secondary)}
.quick-ico.c{background:var(--c-accent);color:var(--c-ink)}
.quick-ico.d{background:var(--c-ink)}
.quick-item span{font-size:14.5px;font-weight:700;line-height:1.3}
.quick-item i{margin-left:auto;font-style:normal;color:var(--c-ink-2);font-weight:800}
.matrix-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.matrix-card{background:#fff;border:1px solid var(--c-line);border-radius:var(--r-l);padding:24px;box-shadow:var(--sh-1);transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease;display:flex;flex-direction:column;gap:12px}
.matrix-card:hover{transform:translate(-2px,-2px);box-shadow:var(--sh-hard);border-color:var(--c-ink)}
.matrix-card--wide{grid-column:span 2}
.matrix-ico{width:56px;height:56px;border-radius:16px;display:flex;align-items:center;justify-content:center;font-weight:800;font-size:18px;color:#fff}
.matrix-ico.o{background:var(--c-primary)}
.matrix-ico.t{background:var(--c-secondary)}
.matrix-ico.y{background:var(--c-accent);color:var(--c-ink)}
.matrix-card h3{font-size:18px}
.matrix-card p{font-size:14.5px;color:var(--c-ink-2)}
.matrix-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:auto}
.stat-band{background:var(--c-band);color:#F3F0E9;padding-block:58px}
.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:0}
.stat-item{padding:8px 26px;border-left:1px solid rgba(243,240,233,.16)}
.stat-item:first-child{border-left:0;padding-left:0}
.stat-num{font-size:clamp(32px,4vw,46px);font-weight:800;color:var(--c-accent);line-height:1.1;font-variant-numeric:tabular-nums;letter-spacing:-.02em}
.stat-num small{font-size:16px;font-weight:700;margin-left:4px;color:rgba(243,240,233,.7)}
.stat-label{font-size:14px;color:rgba(243,240,233,.72);margin-top:8px}
.run-split{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center}
.run-figure{position:relative;border-radius:var(--r-l);overflow:hidden;box-shadow:var(--sh-2);aspect-ratio:16/10;background:#EDE7DD}
.run-figure img{width:100%;height:100%;object-fit:cover}
.run-figure::after{content:"";position:absolute;right:-30px;bottom:-30px;width:120px;height:120px;background:var(--c-accent);transform:rotate(45deg);opacity:.9}
.run-figure .sticker{position:absolute;left:18px;top:18px;z-index:2}
.run-list li{display:flex;gap:16px;padding:18px 0;border-bottom:1px solid var(--c-line)}
.run-list li:last-child{border-bottom:0}
.run-idx{flex:0 0 auto}
.run-list h3{font-size:17px;margin-bottom:4px}
.run-list p{font-size:14.5px;color:var(--c-ink-2)}
.run-list .badge{margin-top:8px}
.flow-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:0;position:relative;margin-top:12px}
.flow-step{position:relative;padding:0 22px 0 0}
.flow-step::before{content:"";position:absolute;top:22px;left:46px;right:0;border-top:2px dashed var(--c-line)}
.flow-step:last-child::before{display:none}
.flow-dot{position:relative;z-index:2;width:44px;height:44px;border-radius:50%;background:var(--c-primary);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:800;font-size:16px;border:3px solid var(--c-bg);box-shadow:var(--sh-1)}
.flow-step h3{font-size:17px;margin:16px 0 6px}
.flow-step p{font-size:14px;color:var(--c-ink-2)}
.scene-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;align-items:start}
.scene-card{position:relative;border-radius:var(--r-l);overflow:hidden;background:#EDE7DD;box-shadow:var(--sh-1);transition:box-shadow .2s ease}
.scene-card:hover{box-shadow:var(--sh-2)}
.scene-card img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease}
.scene-card:hover img{transform:scale(1.03)}
.scene-card--tall{grid-row:span 1}
.scene-card--tall .scene-media{aspect-ratio:4/5}
.scene-media{position:relative;aspect-ratio:4/5;overflow:hidden}
.scene-card--short .scene-media{aspect-ratio:4/4.2}
.scene-body{position:absolute;left:0;right:0;bottom:0;padding:18px;background:linear-gradient(180deg,rgba(23,48,44,0) 0%,rgba(23,48,44,.86) 68%);color:#F3F0E9}
.scene-body h3{font-size:17px;margin-bottom:4px}
.scene-body p{font-size:13px;color:rgba(243,240,233,.8);line-height:1.6}
.rank-list{border:1px solid var(--c-line);border-radius:var(--r-l);overflow:hidden;background:#fff}
.rank-row{display:grid;grid-template-columns:64px 1fr 220px;gap:20px;align-items:center;padding:18px 22px;border-bottom:1px solid var(--c-line);transition:background .18s ease}
.rank-row:last-child{border-bottom:0}
.rank-row:hover{background:#FBF1EC}
.rank-no{width:44px;height:44px;border-radius:50%;background:var(--c-primary);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:800;font-size:16px;border:2px solid var(--c-ink);font-variant-numeric:tabular-nums}
.rank-name{font-size:17px;font-weight:700;margin-bottom:6px}
.rank-tags{display:flex;flex-wrap:wrap;gap:8px}
.rank-tags .badge{font-size:12px;padding:3px 10px}
.rank-score{display:flex;align-items:center;gap:12px}
.bar{flex:1;height:8px;border-radius:var(--r-pill);background:#EFE8DD;overflow:hidden}
.bar i{display:block;height:100%;border-radius:var(--r-pill);background:var(--c-primary)}
.rank-score b{font-size:15px;font-weight:800;color:var(--c-primary-d);font-variant-numeric:tabular-nums}
.safety-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
.safety-card{background:#fff;border:1px solid var(--c-line);border-radius:var(--r-m);padding:22px;display:flex;gap:16px;box-shadow:var(--sh-1)}
.safety-ico{width:46px;height:46px;border-radius:14px;background:#E4F0EE;color:var(--c-secondary);display:flex;align-items:center;justify-content:center;font-weight:800;flex:0 0 auto}
.safety-card h3{font-size:16.5px;margin-bottom:6px}
.safety-card p{font-size:14px;color:var(--c-ink-2)}
.city-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:12px;margin-bottom:22px}
.city-chip{display:flex;align-items:center;justify-content:center;padding:12px 8px;border-radius:var(--r-pill);border:1px solid var(--c-line);background:#fff;font-weight:700;font-size:14.5px;transition:all .18s ease}
.city-chip:hover{background:var(--c-primary);border-color:var(--c-primary);color:#fff;transform:translateY(-2px)}
.city-chip.is-on{background:var(--c-primary);border-color:var(--c-primary);color:#fff}
.city-note{font-size:14.5px;color:var(--c-ink-2);display:flex;flex-wrap:wrap;gap:16px;align-items:center}
.news-top{display:grid;grid-template-columns:1.05fr .95fr;gap:26px;margin-bottom:26px}
.news-feature{background:#fff;border:1px solid var(--c-line);border-radius:var(--r-l);overflow:hidden;box-shadow:var(--sh-1);transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease;display:flex;flex-direction:column}
.news-feature:hover{transform:translate(-2px,-2px);box-shadow:var(--sh-hard);border-color:var(--c-ink)}
.news-feature .thumb{aspect-ratio:16/10;overflow:hidden;background:#EDE7DD}
.news-feature .thumb img{width:100%;height:100%;object-fit:cover}
.news-feature .body{padding:22px}
.news-feature h3{font-size:22px;margin:12px 0 10px}
.news-feature p{font-size:14.5px;color:var(--c-ink-2)}
.news-meta{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:16px;padding-top:14px;border-top:1px solid var(--c-line);font-size:13px;color:var(--c-ink-2);font-variant-numeric:tabular-nums}
.news-side{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.news-card{background:#fff;border:1px solid var(--c-line);border-radius:var(--r-m);overflow:hidden;box-shadow:var(--sh-1);transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease;height:100%}
.news-card:hover{transform:translate(-2px,-2px);box-shadow:var(--sh-hard);border-color:var(--c-ink)}
.news-card .thumb{aspect-ratio:16/10;overflow:hidden;background:#EDE7DD}
.news-card .thumb img{width:100%;height:100%;object-fit:cover}
.news-card .body{padding:16px}
.news-card h3{font-size:15.5px;line-height:1.5;margin:10px 0 8px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-card p{font-size:13px;color:var(--c-ink-2);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-card .news-meta{font-size:12px;padding-top:10px;margin-top:12px}
.news-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;flex-wrap:wrap;margin-bottom:36px}
.empty-state{text-align:center;padding:56px 20px;color:var(--c-ink-2);background:#fff;border:1px dashed var(--c-line);border-radius:var(--r-l);font-size:15px}
.faq-wrap{max-width:860px;margin-inline:auto}
.accordion{border:0;background:transparent}
.accordion-item{background:#fff;border:1px solid var(--c-line);border-radius:var(--r-m);margin-bottom:12px;overflow:hidden;transition:border-color .18s ease}
.accordion-item.is-active{border-color:var(--c-ink)}
.accordion-title{display:block;padding:18px 52px 18px 22px;font-size:16px;font-weight:700;color:var(--c-ink);border:0;position:relative;transition:background .18s ease}
.accordion-title:hover{background:#FBF1EC}
.accordion-title::before{content:"";position:absolute;left:0;top:0;bottom:0;width:3px;background:transparent;transition:background .18s ease}
.accordion-item.is-active .accordion-title::before{background:var(--c-accent)}
.accordion-title::after{content:"+";position:absolute;right:20px;top:50%;transform:translateY(-50%);font-size:20px;font-weight:400;color:var(--c-ink-2);transition:transform .2s ease,color .2s ease}
.accordion-item.is-active .accordion-title::after{content:"–";color:var(--c-primary)}
.accordion-content{padding:0 22px 20px;font-size:14.5px;color:var(--c-ink-2);line-height:1.85}
.partner-row{display:grid;grid-template-columns:repeat(6,1fr);gap:14px}
.partner-item{display:flex;align-items:center;justify-content:center;text-align:center;padding:20px 12px;border-radius:var(--r-m);background:#EFE9DE;color:#8E8880;font-weight:700;font-size:14px;letter-spacing:.02em;transition:all .2s ease;filter:grayscale(1)}
.partner-item:hover{background:var(--c-ink);color:#FBF8F3;filter:none}
.guard-band{background:#fff;border-top:2px solid var(--c-primary);padding-block:36px}
.guard-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.guard-item{display:flex;gap:14px;align-items:flex-start}
.guard-ico{width:40px;height:40px;border-radius:12px;background:#E4F0EE;color:var(--c-secondary);display:flex;align-items:center;justify-content:center;font-weight:800;flex:0 0 auto}
.guard-item h3{font-size:15.5px;margin-bottom:2px}
.guard-item p{font-size:13.5px;color:var(--c-ink-2);line-height:1.6}
.cta-band{background:var(--c-band);color:#F3F0E9;padding-block:64px;position:relative;overflow:hidden}
.cta-band::before{content:"";position:absolute;right:-60px;top:-60px;width:240px;height:240px;background:radial-gradient(rgba(255,201,74,.28) 2px,transparent 2px);background-size:14px 14px;opacity:.8}
.cta-inner{display:grid;grid-template-columns:1.05fr .95fr;gap:44px;align-items:center;position:relative;z-index:2}
.cta-inner h2{color:#fff;margin-bottom:14px}
.cta-inner p{color:rgba(243,240,233,.74);font-size:15.5px}
.sub-form{display:flex;gap:10px;flex-wrap:wrap}
.sub-form input{flex:1;min-width:200px;padding:14px 18px;border-radius:var(--r-m);border:2px solid transparent;background:#fff;color:var(--c-ink);font-size:15px}
.sub-form input::placeholder{color:#A9A29A}
.sub-form input:focus{outline:none;border-color:var(--c-accent);box-shadow:0 0 0 3px rgba(255,201,74,.35)}
.form-note{margin-top:12px;font-size:12.5px;color:rgba(243,240,233,.6)}
.site-footer{background:var(--c-band);color:#DCD7CE;padding-block:56px 24px;font-size:14px}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:36px}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px}
.footer-brand .brand-mark{width:38px;height:38px;border-radius:12px;font-size:18px;box-shadow:3px 3px 0 rgba(0,0,0,.35)}
.footer-brand strong{font-size:19px;color:#fff;font-weight:800}
.footer-desc{color:rgba(220,215,206,.72);line-height:1.8;margin-bottom:16px}
.footer-tags{display:flex;flex-wrap:wrap;gap:8px}
.footer-tags span{font-size:12px;padding:4px 10px;border-radius:var(--r-pill);background:rgba(255,255,255,.08);color:rgba(243,240,233,.8)}
.site-footer h4{font-size:15px;color:#fff;margin-bottom:14px;font-weight:700}
.footer-links li{margin-bottom:10px}
.footer-links a{color:rgba(220,215,206,.78);transition:color .18s ease}
.footer-links a:hover{color:var(--c-accent)}
.footer-cloud li{margin-bottom:10px;color:rgba(220,215,206,.62)}
.footer-bottom{margin-top:40px;padding-top:20px;border-top:1px solid rgba(255,255,255,.12);display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;align-items:center;font-size:13px;color:rgba(220,215,206,.58)}
.footer-bottom a:hover{color:var(--c-accent)}
@media (max-width:1024px){
  :root{--sp-section:56px}
  .hero-inner{grid-template-columns:1fr;gap:36px}
  .quick-grid{grid-template-columns:repeat(2,1fr)}
  .matrix-grid{grid-template-columns:repeat(2,1fr)}
  .matrix-card--wide{grid-column:span 2}
  .stat-grid{grid-template-columns:repeat(2,1fr);gap:26px 0}
  .stat-item:nth-child(3){border-left:0;padding-left:0}
  .run-split{grid-template-columns:1fr;gap:32px}
  .flow-grid{grid-template-columns:repeat(2,1fr);gap:28px 0}
  .flow-step:nth-child(2)::before{display:none}
  .scene-grid{grid-template-columns:repeat(2,1fr)}
  .news-top{grid-template-columns:1fr}
  .city-grid{grid-template-columns:repeat(4,1fr)}
  .partner-row{grid-template-columns:repeat(3,1fr)}
  .guard-grid{grid-template-columns:repeat(2,1fr)}
  .cta-inner{grid-template-columns:1fr;gap:28px}
  .footer-grid{grid-template-columns:1fr 1fr}
  .main-nav{position:absolute;top:100%;left:0;right:0;display:none;flex-direction:column;align-items:stretch;gap:4px;background:#fff;border-bottom:1px solid var(--c-line);padding:12px 20px 20px;box-shadow:var(--sh-2)}
  body.nav-open .main-nav{display:flex}
  .nav-link{padding:14px 12px;border-radius:var(--r-s);font-size:16px}
  .nav-link::after{display:none}
  .nav-link.is-active{background:#FDEDE7}
  .nav-cta{margin-top:8px;width:100%}
  .nav-toggle{display:flex}
}
@media (max-width:768px){
  :root{--sp-section:var(--sp-section-sm)}
  .container{padding-inline:16px}
  h1{font-size:30px}
  .hero{padding-block:52px 48px}
  .hero-lead{font-size:16px}
  .quick-grid{grid-template-columns:1fr}
  .matrix-grid{grid-template-columns:1fr}
  .matrix-card--wide{grid-column:span 1}
  .scene-grid{grid-template-columns:1fr}
  .rank-row{grid-template-columns:48px 1fr;gap:14px}
  .rank-score{grid-column:1 / -1}
  .safety-grid{grid-template-columns:1fr}
  .city-grid{grid-template-columns:repeat(3,1fr)}
  .partner-row{grid-template-columns:repeat(2,1fr)}
  .guard-grid{grid-template-columns:1fr}
  .news-side{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .flow-grid{grid-template-columns:1fr;gap:24px}
  .flow-step::before{display:none}
  .flow-step{padding:0}
  .matrix-card:hover,.news-card:hover,.news-feature:hover,.quick-item:hover{transform:none;box-shadow:var(--sh-1)}
}
@media (max-width:480px){
  .btn{width:100%}
  .hero-actions .btn{width:100%}
  .stat-grid{grid-template-columns:1fr}
  .stat-item{border-left:0;padding-left:0}
  .city-grid{grid-template-columns:repeat(2,1fr)}
  .sub-form input{min-width:0}
}

/* roulang page: category1 */
:root{
  --c-primary:#F2542D;
  --c-primary-d:#C93A18;
  --c-secondary:#17696A;
  --c-accent:#FFC94A;
  --c-ink:#1F1D1A;
  --c-ink-2:#6B6660;
  --c-bg:#FBF8F3;
  --c-surface:#FFFFFF;
  --c-band:#17302C;
  --c-line:#E7E1D8;
  --c-soft:#F4EFE6;
  --c-teal-soft:#E4F0EE;
  --r-s:10px;
  --r-m:16px;
  --r-l:24px;
  --r-pill:999px;
  --sh-1:0 2px 8px rgba(31,29,26,.06);
  --sh-2:0 12px 28px rgba(31,29,26,.10);
  --sh-hard:6px 6px 0 var(--c-ink);
  --sp-section:72px;
  --sp-section-sm:44px;
  --container:1200px;
  --font-sans:-apple-system,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--font-sans);
  font-size:16px;
  line-height:1.8;
  color:var(--c-ink);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none;transition:color .18s ease}
a:hover{color:var(--c-primary)}
button,input{font-family:inherit;font-size:inherit}
ul,ol{list-style:none;margin:0;padding:0}
h1,h2,h3,h4,p{margin:0}
:focus-visible{outline:3px solid var(--c-accent);outline-offset:2px}
.container{width:100%;max-width:var(--container);margin-inline:auto;padding-inline:20px}
.section{padding-block:var(--sp-section);position:relative}
.section--soft{background:var(--c-soft)}
.section--band{background:var(--c-band);color:#F3F0E9}
.section--plain{background:var(--c-surface)}
.section-head{max-width:780px;margin-bottom:38px}
.section-head h2{font-size:clamp(24px,2.6vw,34px);line-height:1.25;font-weight:700;letter-spacing:-.01em;position:relative;padding-left:16px}
.section-head h2::before{content:"";position:absolute;left:0;top:.3em;width:4px;height:20px;background:var(--c-accent);border-radius:2px}
.section-head p{color:var(--c-ink-2);font-size:15px;margin-top:12px}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:700;letter-spacing:.08em;color:var(--c-secondary);margin-bottom:12px}
.eyebrow::before{content:"";width:18px;height:3px;border-radius:2px;background:var(--c-primary)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:14px 26px;border-radius:var(--r-pill);font-weight:700;font-size:15px;line-height:1.2;border:2px solid transparent;cursor:pointer;transition:transform .18s ease,background .18s ease,box-shadow .18s ease,color .18s ease,border-color .18s ease}
.btn-primary{background:var(--c-primary);border-color:var(--c-primary);color:#fff}
.btn-primary:hover{background:var(--c-primary-d);border-color:var(--c-primary-d);color:#fff;transform:translateY(-2px);box-shadow:var(--sh-2)}
.btn-ghost{background:transparent;border-color:var(--c-ink);color:var(--c-ink)}
.btn-ghost:hover{background:var(--c-ink);color:#FBF8F3}
.btn-light{background:#FBF8F3;border-color:#FBF8F3;color:var(--c-band)}
.btn-light:hover{background:var(--c-accent);border-color:var(--c-accent);color:var(--c-ink);transform:translateY(-2px)}
.btn-sm{padding:10px 20px;font-size:14px}
.btn:active{transform:none}
.btn-text{display:inline-flex;align-items:center;gap:6px;font-weight:700;color:var(--c-secondary);border-bottom:3px solid transparent;padding-bottom:2px;transition:border-color .18s ease,color .18s ease}
.btn-text:hover{color:var(--c-primary);border-bottom-color:var(--c-accent)}
.badge{display:inline-flex;align-items:center;gap:6px;font-size:13px;font-weight:700;padding:5px 12px;border-radius:var(--r-pill);line-height:1.4}
.badge-teal{background:var(--c-teal-soft);color:var(--c-secondary)}
.badge-yellow{background:var(--c-accent);color:var(--c-ink)}
.badge-orange{background:#FDEDE7;color:var(--c-primary-d)}
.badge-outline{background:transparent;border:1px solid var(--c-secondary);color:var(--c-secondary)}

/* header */
.site-header{position:sticky;top:0;z-index:50;background:#fff;border-bottom:1px solid var(--c-line);transition:box-shadow .2s ease}
.site-header.is-stuck{box-shadow:var(--sh-1)}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;gap:20px;min-height:70px}
.brand{display:flex;align-items:center;gap:12px}
.brand-mark{display:flex;align-items:center;justify-content:center;width:42px;height:42px;border-radius:14px;background:var(--c-primary);color:#fff;font-weight:800;font-size:20px;box-shadow:3px 3px 0 var(--c-ink)}
.brand-text{display:flex;flex-direction:column;line-height:1.2}
.brand-text strong{font-size:20px;font-weight:800;letter-spacing:-.01em}
.brand-text em{font-style:normal;font-size:12px;color:var(--c-secondary);font-weight:600;letter-spacing:.04em}
.main-nav{display:flex;align-items:center;gap:26px}
.nav-link{position:relative;font-size:15px;font-weight:600;padding:8px 12px;border-radius:var(--r-pill);transition:background .18s ease,color .18s ease}
.nav-link::after{content:"";position:absolute;left:12px;right:12px;bottom:2px;height:2px;background:var(--c-accent);transform:scaleX(0);transform-origin:left;transition:transform .2s ease}
.nav-link:hover{color:var(--c-primary)}
.nav-link:hover::after{transform:scaleX(1)}
.nav-link.is-active{color:var(--c-primary);background:#FDEDE7}
.nav-link.is-active::after{transform:scaleX(1)}
.nav-toggle{display:none;align-items:center;justify-content:center;width:44px;height:44px;border-radius:12px;border:2px solid var(--c-ink);background:#fff;cursor:pointer}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--c-ink);position:relative}
.nav-toggle span::before,.nav-toggle span::after{content:"";position:absolute;left:0;width:18px;height:2px;background:var(--c-ink)}
.nav-toggle span::before{top:-6px}
.nav-toggle span::after{top:6px}

/* category hero */
.cat-hero{position:relative;overflow:hidden;background:var(--c-teal-soft);border-bottom:1px solid #CFE2DE;padding-block:46px 40px}
.cat-hero::before{content:"";position:absolute;inset:0;background-image:radial-gradient(rgba(23,105,106,.18) 1.6px,transparent 1.6px);background-size:14px 14px;opacity:.5;mask-image:linear-gradient(to bottom,rgba(0,0,0,.9),transparent 78%);-webkit-mask-image:linear-gradient(to bottom,rgba(0,0,0,.9),transparent 78%)}
.cat-hero-inner{position:relative;z-index:2;display:grid;grid-template-columns:1fr 288px;gap:44px;align-items:center}
.crumbs{display:flex;align-items:center;gap:8px;font-size:13px;font-weight:600;color:var(--c-secondary);margin-bottom:14px}
.crumbs a:hover{color:var(--c-primary)}
.crumbs .sep{color:#8FB3B0}
.cat-hero h1{font-size:clamp(26px,3.2vw,38px);line-height:1.22;font-weight:800;letter-spacing:-.02em;margin-bottom:14px}
.cat-lead{font-size:15px;line-height:1.85;color:#2F4B48;max-width:640px;margin-bottom:22px}
.cat-actions{display:flex;flex-wrap:wrap;gap:12px}
.cat-stats{display:flex;flex-direction:column;gap:12px}
.stat-pill{background:#fff;border:1px solid #D3E4E0;border-radius:var(--r-m);padding:14px 18px;box-shadow:var(--sh-1);transition:transform .18s ease,box-shadow .18s ease}
.stat-pill:hover{transform:translateY(-2px);box-shadow:var(--sh-2)}
.stat-pill strong{display:block;font-size:24px;font-weight:800;line-height:1.2;color:var(--c-secondary);font-variant-numeric:tabular-nums}
.stat-pill span{font-size:13px;color:var(--c-ink-2);font-weight:600}

/* filter */
.filter-section{padding-block:22px;background:var(--c-bg);border-bottom:1px solid var(--c-line)}
.filter-row{display:flex;flex-wrap:wrap;align-items:center;gap:10px}
.filter-label{font-size:13px;font-weight:700;color:var(--c-ink-2);margin-right:6px}
.chip{display:inline-flex;align-items:center;padding:8px 18px;border-radius:var(--r-pill);border:1.5px solid var(--c-line);background:#fff;font-size:14px;font-weight:600;color:var(--c-ink-2);cursor:default;transition:border-color .18s ease,color .18s ease,background .18s ease}
.chip:hover{border-color:var(--c-secondary);color:var(--c-secondary)}
.chip.is-on{background:var(--c-primary);border-color:var(--c-primary);color:#fff}

/* run list */
.run-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:26px}
.run-card{display:flex;flex-direction:column;background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-l);overflow:hidden;box-shadow:var(--sh-1);transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease}
.run-card:hover{transform:translate(-2px,-2px);border-color:var(--c-ink);box-shadow:var(--sh-hard)}
.run-thumb{position:relative;aspect-ratio:16/10;background:#EDE7DD;overflow:hidden}
.run-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease}
.run-card:hover .run-thumb img{transform:scale(1.03)}
.run-thumb .pace{position:absolute;left:12px;bottom:12px;background:rgba(23,48,44,.86);color:#fff;font-size:12px;font-weight:700;padding:4px 10px;border-radius:var(--r-pill);letter-spacing:.02em}
.run-body{padding:20px;display:flex;flex-direction:column;gap:10px;flex:1}
.run-body h3{font-size:18px;line-height:1.45;font-weight:700;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.run-body p{font-size:14px;line-height:1.7;color:var(--c-ink-2);display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.run-meta{margin-top:auto;padding-top:14px;border-top:1px solid var(--c-line);display:flex;align-items:center;justify-content:space-between;gap:10px;font-size:13px;color:var(--c-ink-2);font-weight:600}
.run-meta .time{display:inline-flex;align-items:center;gap:6px}
.run-meta .time i{color:var(--c-secondary)}
.more-wrap{display:flex;justify-content:center;margin-top:40px}

/* topics */
.topic-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}
.topic-card{position:relative;background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-m);padding:26px 22px 22px;box-shadow:var(--sh-1);transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease}
.topic-card::before{content:"";position:absolute;left:22px;right:22px;top:0;height:5px;border-radius:0 0 4px 4px}
.topic-card:nth-child(1)::before{background:var(--c-primary)}
.topic-card:nth-child(2)::before{background:var(--c-secondary)}
.topic-card:nth-child(3)::before{background:var(--c-accent)}
.topic-card:hover{transform:translateY(-3px);box-shadow:var(--sh-2);border-color:var(--c-ink)}
.topic-card h3{font-size:18px;font-weight:700;line-height:1.45;margin-bottom:10px}
.topic-card p{font-size:14px;color:var(--c-ink-2);line-height:1.75;margin-bottom:16px}
.topic-card .tag{font-size:12px;font-weight:700;color:var(--c-secondary);letter-spacing:.04em}

/* points */
.point-wrap{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center}
.point-list{display:flex;flex-direction:column;gap:20px}
.point-item{display:flex;gap:14px;align-items:flex-start}
.point-item .tick{flex:0 0 28px;width:28px;height:28px;border-radius:50%;background:var(--c-secondary);color:#fff;display:flex;align-items:center;justify-content:center;font-size:13px;margin-top:4px}
.point-item h4{font-size:17px;font-weight:700;margin-bottom:4px;line-height:1.5}
.point-item p{font-size:14.5px;color:var(--c-ink-2);line-height:1.8}
.point-figure{position:relative}
.point-figure .frame{border-radius:var(--r-l);overflow:hidden;border:1px solid var(--c-line);box-shadow:var(--sh-2);aspect-ratio:4/3;background:#EDE7DD}
.point-figure .frame img{width:100%;height:100%;object-fit:cover}
.point-figure .sticker{position:absolute;left:-18px;bottom:-18px;width:96px;height:96px;border-radius:50%;background:var(--c-accent);color:var(--c-ink);border:3px solid var(--c-ink);display:flex;flex-direction:column;align-items:center;justify-content:center;line-height:1.2;font-weight:800;box-shadow:var(--sh-1);text-align:center}
.point-figure .sticker span:first-child{font-size:22px;font-variant-numeric:tabular-nums}
.point-figure .sticker span:last-child{font-size:11px;letter-spacing:.04em}

/* faq */
.faq-list{display:flex;flex-direction:column;gap:14px;max-width:880px}
.faq-item{background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-m);padding:4px 22px;position:relative;transition:border-color .18s ease,box-shadow .18s ease}
.faq-item:hover{border-color:#C9C1B4}
.faq-item[open]{border-color:var(--c-ink);box-shadow:var(--sh-1)}
.faq-item summary{list-style:none;cursor:pointer;padding:16px 40px 16px 0;font-size:16.5px;font-weight:700;line-height:1.6;position:relative}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"+";position:absolute;right:0;top:50%;transform:translateY(-50%);width:26px;height:26px;border-radius:50%;background:var(--c-soft);color:var(--c-ink);font-weight:700;display:flex;align-items:center;justify-content:center;font-size:16px;transition:background .18s ease,color .18s ease}
.faq-item[open] summary::after{content:"–";background:var(--c-primary);color:#fff}
.faq-item[open] summary::before{content:"";position:absolute;left:-22px;top:14px;bottom:14px;width:3px;background:var(--c-accent);border-radius:2px}
.faq-body{padding:0 0 18px;font-size:15px;line-height:1.9;color:var(--c-ink-2)}

/* closing cta */
.closing{background:var(--c-band);color:#F3F0E9;padding-block:52px}
.closing-inner{display:flex;align-items:center;justify-content:space-between;gap:28px;flex-wrap:wrap}
.closing h2{font-size:clamp(20px,2.2vw,28px);font-weight:800;line-height:1.35;margin-bottom:8px}
.closing p{font-size:14.5px;color:rgba(243,240,233,.72);max-width:560px}
.closing-actions{display:flex;align-items:center;gap:20px;flex-wrap:wrap}
.closing .btn-text{color:#F3F0E9}
.closing .btn-text:hover{color:var(--c-accent);border-bottom-color:var(--c-accent)}

/* footer */
.site-footer{background:var(--c-band);color:#F3F0E9;padding-block:56px 26px;border-top:1px solid rgba(255,255,255,.08)}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:36px}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px}
.footer-brand .brand-mark{width:36px;height:36px;border-radius:12px;font-size:17px;box-shadow:3px 3px 0 #0B1C19}
.footer-brand strong{font-size:18px;font-weight:800;color:#fff}
.footer-desc{font-size:14px;line-height:1.85;color:rgba(243,240,233,.7)}
.footer-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px}
.footer-tags span{font-size:12px;font-weight:600;padding:4px 11px;border-radius:var(--r-pill);background:rgba(255,255,255,.1);color:#F3F0E9}
.site-footer h4{font-size:15px;font-weight:700;color:#fff;margin-bottom:14px}
.footer-links{display:flex;flex-direction:column;gap:10px;font-size:14px;color:rgba(243,240,233,.7)}
.footer-links a:hover{color:var(--c-accent)}
.footer-cloud{display:flex;flex-direction:column;gap:9px;font-size:14px;color:#A9A49B}
.footer-bottom{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;border-top:1px solid rgba(255,255,255,.12);margin-top:36px;padding-top:20px;font-size:13px;color:rgba(243,240,233,.55)}

@media (max-width:1024px){
  .cat-hero-inner{grid-template-columns:1fr;gap:26px}
  .cat-stats{flex-direction:row;flex-wrap:wrap}
  .stat-pill{flex:1 1 160px}
  .run-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .topic-grid{grid-template-columns:1fr}
  .point-wrap{grid-template-columns:1fr;gap:36px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px}
  .main-nav{gap:14px}
}
@media (max-width:768px){
  :root{--sp-section:44px}
  .container{padding-inline:16px}
  .nav-toggle{display:flex}
  .main-nav{position:absolute;left:0;right:0;top:100%;background:#fff;border-bottom:1px solid var(--c-line);box-shadow:var(--sh-2);flex-direction:column;align-items:stretch;gap:0;padding:8px 16px 16px;display:none}
  .main-nav.is-open{display:flex}
  .main-nav .nav-link{padding:14px 10px;border-radius:var(--r-s);border-bottom:1px solid var(--c-line);font-size:16px}
  .main-nav .nav-link::after{display:none}
  .main-nav .nav-cta{margin-top:12px;width:100%}
  .cat-hero{padding-block:34px 30px}
  .cat-actions .btn{width:100%}
  .run-grid{grid-template-columns:1fr;gap:18px}
  .run-card:hover{transform:none;box-shadow:var(--sh-1);border-color:var(--c-line)}
  .point-figure .sticker{width:80px;height:80px;left:-8px;bottom:-14px}
  .footer-grid{grid-template-columns:1fr;gap:26px}
  .closing-actions{width:100%}
  .closing-actions .btn{width:100%}
  .cat-hero::before{opacity:.32}
}
@media (max-width:520px){
  .cat-hero h1{font-size:24px}
  .cat-lead{font-size:14px}
  .run-body h3{font-size:17px}
  .stat-pill strong{font-size:20px}
  .filter-row{gap:8px}
  .chip{padding:7px 14px;font-size:13px}
  .btn{padding:13px 22px;font-size:14.5px}
  .footer-bottom{font-size:12px}
}

/* roulang page: article */
:root{
  --c-primary:#F2542D;
  --c-primary-d:#C93A18;
  --c-secondary:#17696A;
  --c-accent:#FFC94A;
  --c-ink:#1F1D1A;
  --c-ink-2:#6B6660;
  --c-bg:#FBF8F3;
  --c-surface:#FFFFFF;
  --c-band:#17302C;
  --c-line:#E7E1D8;
  --c-soft:#F4EFE6;
  --r-s:10px;
  --r-m:16px;
  --r-l:24px;
  --r-pill:999px;
  --sh-1:0 2px 8px rgba(31,29,26,.06);
  --sh-2:0 12px 28px rgba(31,29,26,.10);
  --sh-hard:6px 6px 0 var(--c-ink);
  --sp-section:72px;
  --sp-section-sm:44px;
  --container:1200px;
  --font-sans:-apple-system,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--font-sans);
  font-size:16px;
  line-height:1.8;
  color:var(--c-ink);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none;transition:color .18s ease}
a:hover{color:var(--c-primary)}
button,input{font-family:inherit;font-size:inherit}
h1,h2,h3,h4{margin:0;line-height:1.24;font-weight:800;letter-spacing:-.01em}
h1{font-size:clamp(28px,3.6vw,42px);line-height:1.18}
h2{font-size:clamp(22px,2.4vw,32px);font-weight:700}
h3{font-size:20px;font-weight:700}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
:focus-visible{outline:3px solid var(--c-accent);outline-offset:2px;border-radius:4px}
.container{width:100%;max-width:var(--container);margin-inline:auto;padding-inline:20px}
.section{padding-block:var(--sp-section);position:relative}
.section--soft{background:var(--c-soft)}
.section--band{background:var(--c-band);color:#F3F0E9}
.section--plain{background:var(--c-surface)}
.section-head{max-width:760px;margin-bottom:36px}
.section-head--center{margin-inline:auto;text-align:center}
.section-head h2{position:relative;padding-left:16px;margin-bottom:12px}
.section-head--center h2{padding-left:0}
.section-head h2::before{content:"";position:absolute;left:0;top:.26em;width:4px;height:20px;background:var(--c-accent);border-radius:2px}
.section-head--center h2::before{display:none}
.section-head p{color:var(--c-ink-2);font-size:15.5px}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:700;letter-spacing:.08em;color:var(--c-secondary);margin-bottom:14px}
.eyebrow::before{content:"";width:18px;height:3px;border-radius:2px;background:var(--c-primary)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:14px 26px;border-radius:var(--r-pill);font-weight:700;font-size:15px;line-height:1.2;border:2px solid transparent;cursor:pointer;transition:transform .18s ease,background .18s ease,box-shadow .18s ease,color .18s ease,border-color .18s ease}
.btn-primary{background:var(--c-primary);border-color:var(--c-primary);color:#fff}
.btn-primary:hover{background:var(--c-primary-d);border-color:var(--c-primary-d);color:#fff;transform:translateY(-2px);box-shadow:var(--sh-2)}
.btn-ghost{background:transparent;border-color:var(--c-ink);color:var(--c-ink)}
.btn-ghost:hover{background:var(--c-ink);color:#FBF8F3;transform:translateY(-2px)}
.btn-light{background:#FBF8F3;border-color:#FBF8F3;color:var(--c-band)}
.btn-light:hover{background:var(--c-accent);border-color:var(--c-accent);color:var(--c-ink);transform:translateY(-2px)}
.btn-sm{padding:10px 20px;font-size:14px}
.btn:active{transform:none}
.btn-text{display:inline-flex;align-items:center;gap:6px;font-weight:700;color:var(--c-secondary);border-bottom:3px solid transparent;padding-bottom:2px;transition:border-color .18s ease,color .18s ease}
.btn-text:hover{color:var(--c-primary);border-bottom-color:var(--c-accent)}
.badge{display:inline-flex;align-items:center;gap:6px;font-size:13px;font-weight:700;padding:5px 12px;border-radius:var(--r-pill);line-height:1.4}
.badge-teal{background:#E4F0EE;color:var(--c-secondary)}
.badge-yellow{background:var(--c-accent);color:var(--c-ink)}
.badge-orange{background:#FDEDE7;color:var(--c-primary-d)}
/* ---------- header ---------- */
.site-header{position:sticky;top:0;z-index:50;background:#fff;border-bottom:1px solid var(--c-line);transition:box-shadow .2s ease}
.site-header.is-stuck{box-shadow:var(--sh-1)}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;gap:20px;min-height:70px;position:relative}
.brand{display:flex;align-items:center;gap:12px}
.brand-mark{display:flex;align-items:center;justify-content:center;width:42px;height:42px;border-radius:14px;background:var(--c-primary);color:#fff;font-weight:800;font-size:20px;box-shadow:3px 3px 0 var(--c-ink)}
.brand-text{display:flex;flex-direction:column;line-height:1.2}
.brand-text strong{font-size:20px;font-weight:800;letter-spacing:-.01em}
.brand-text em{font-style:normal;font-size:12px;color:var(--c-secondary);font-weight:600;letter-spacing:.04em}
.main-nav{display:flex;align-items:center;gap:26px}
.nav-link{position:relative;font-size:15px;font-weight:600;padding:8px 12px;border-radius:var(--r-pill);transition:background .18s ease,color .18s ease}
.nav-link::after{content:"";position:absolute;left:12px;right:12px;bottom:2px;height:2px;background:var(--c-accent);transform:scaleX(0);transform-origin:left;transition:transform .2s ease}
.nav-link:hover{color:var(--c-primary)}
.nav-link:hover::after{transform:scaleX(1)}
.nav-link.is-active{color:var(--c-primary);background:#FDEDE7}
.nav-link.is-active::after{transform:scaleX(1)}
.nav-toggle{display:none;align-items:center;justify-content:center;width:44px;height:44px;border-radius:12px;border:2px solid var(--c-ink);background:#fff;cursor:pointer}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--c-ink);position:relative}
.nav-toggle span::before,.nav-toggle span::after{content:"";position:absolute;left:0;width:18px;height:2px;background:var(--c-ink)}
.nav-toggle span::before{top:-6px}
.nav-toggle span::after{top:6px}
/* ---------- breadcrumbs ---------- */
.crumbs-bar{background:#F4EFE6;border-bottom:1px solid var(--c-line);padding-block:14px}
.crumbs-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap}
.crumbs-list{display:flex;align-items:center;gap:10px;font-size:13.5px;color:var(--c-ink-2);min-width:0}
.crumbs-list li{display:flex;align-items:center;gap:10px;min-width:0}
.crumbs-list li+li::before{content:"/";color:#BDB5A8;font-weight:400}
.crumbs-list a{color:var(--c-ink-2);font-weight:600}
.crumbs-list a:hover{color:var(--c-primary)}
.crumbs-current{max-width:420px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;color:var(--c-ink);font-weight:600}
/* ---------- article head ---------- */
.article-head{background:var(--c-bg);padding-block:44px 30px;position:relative;overflow:hidden}
.article-head::after{content:"";position:absolute;right:-60px;top:-40px;width:260px;height:260px;border-radius:50%;background:radial-gradient(circle,#EFE7DA 1.6px,transparent 1.6px);background-size:12px 12px;opacity:.9;pointer-events:none}
.article-head-inner{position:relative;z-index:2;max-width:820px}
.article-title{margin-bottom:20px;word-break:break-word;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.article-title-line{display:block;width:64px;height:3px;background:var(--c-accent);border-radius:2px;margin-bottom:18px}
.article-meta{display:flex;align-items:center;gap:14px;flex-wrap:wrap;font-size:14px;color:var(--c-ink-2)}
.article-meta .dot{width:4px;height:4px;border-radius:50%;background:#C9C1B4}
.article-meta time{font-variant-numeric:tabular-nums;font-weight:600;color:var(--c-ink)}
/* ---------- cover ---------- */
.article-cover{margin:0 auto 0;max-width:1120px;padding-inline:20px}
.article-cover-frame{position:relative;aspect-ratio:21/9;border-radius:var(--r-l);overflow:hidden;background:#EDE7DD;box-shadow:var(--sh-2)}
.article-cover-frame img{width:100%;height:100%;object-fit:cover}
.article-cover figcaption{margin-top:12px;font-size:13.5px;color:var(--c-ink-2)}
/* ---------- article layout ---------- */
.article-main{padding-top:var(--sp-section)}
.article-shell{max-width:760px;margin-inline:auto}
.key-points{background:#E4F0EE;border-radius:var(--r-l);padding:26px 26px 22px;position:relative;margin-bottom:44px;border:1px solid #CFE3DF}
.key-points h2{font-size:19px;margin:12px 0 14px;color:var(--c-band)}
.key-points ul{display:grid;gap:10px}
.key-points li{position:relative;padding-left:26px;font-size:15px;line-height:1.75;color:#254A47}
.key-points li::before{content:"\f00c";font-family:"Font Awesome 6 Free";font-weight:900;position:absolute;left:0;top:2px;font-size:12px;color:var(--c-secondary)}
.key-points .sticker{position:absolute;right:18px;top:-14px;background:var(--c-accent);color:var(--c-ink);font-size:12px;font-weight:800;padding:6px 14px;border-radius:var(--r-pill);border:2px solid var(--c-ink);transform:rotate(-3deg)}
.article-body{font-size:16.5px;line-height:1.95;color:#2B2823}
.article-body>*:first-child{margin-top:0}
.article-body h2{font-size:clamp(21px,2.1vw,26px);margin:2em 0 .75em;padding-left:14px;position:relative;line-height:1.4}
.article-body h2::before{content:"";position:absolute;left:0;top:.24em;width:4px;height:22px;background:var(--c-accent);border-radius:2px}
.article-body h3{font-size:19px;margin:1.7em 0 .6em;color:var(--c-band)}
.article-body h4{font-size:17px;margin:1.4em 0 .5em}
.article-body p{margin:0 0 1.2em}
.article-body ul,.article-body ol{padding-left:0;margin:0 0 1.3em}
.article-body ul li{position:relative;padding-left:22px;margin-bottom:.55em}
.article-body ul li::before{content:"";position:absolute;left:2px;top:.78em;width:8px;height:8px;border-radius:50%;background:var(--c-primary)}
.article-body ol{counter-reset:art}
.article-body ol li{position:relative;padding-left:30px;margin-bottom:.55em;counter-increment:art}
.article-body ol li::before{content:counter(art);position:absolute;left:0;top:.28em;width:20px;height:20px;border-radius:50%;background:var(--c-secondary);color:#fff;font-size:12px;font-weight:800;display:flex;align-items:center;justify-content:center}
.article-body a{color:var(--c-primary);text-decoration:underline;text-underline-offset:3px;font-weight:600}
.article-body a:hover{color:var(--c-primary-d)}
.article-body img{border-radius:var(--r-m);margin:1.5em 0;box-shadow:var(--sh-1)}
.article-body blockquote{margin:1.7em 0;padding:18px 22px;border-left:4px solid var(--c-primary);background:#FDEDE7;border-radius:0 var(--r-m) var(--r-m) 0;color:#5A3B31}
.article-body blockquote p:last-child{margin-bottom:0}
.article-body strong{color:var(--c-ink);font-weight:800}
.article-body hr{border:0;height:1px;background:var(--c-line);margin:2em 0}
.article-body table{width:100%;border-collapse:collapse;margin:1.6em 0;font-size:15px}
.article-body thead{background:var(--c-soft)}
.article-body th,.article-body td{padding:12px 14px;text-align:left;border:1px solid var(--c-line)}
.article-body th{font-weight:800;color:var(--c-band)}
.article-body figure{margin:1.6em 0}
.article-note{display:flex;gap:14px;padding:18px 20px;border-radius:var(--r-m);margin:1.6em 0;font-size:15px;line-height:1.8}
.article-note i{font-size:18px;margin-top:2px}
.article-note--safe{background:#E4F0EE;color:#254A47}
.article-note--safe i{color:var(--c-secondary)}
.article-note--tip{background:#FFF4D6;color:#5C4A16}
.article-note--tip i{color:#B8860B}
.empty-state{text-align:center;padding:56px 24px;background:var(--c-soft);border-radius:var(--r-l);border:1px dashed #D9D0C2}
.empty-state h2{margin-bottom:12px;font-size:22px}
.empty-state p{color:var(--c-ink-2);margin-bottom:22px}
/* ---------- related ---------- */
.related-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.related-card{background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-l);overflow:hidden;box-shadow:var(--sh-1);transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease;display:flex;flex-direction:column}
.related-card:hover{transform:translate(-2px,-2px);border-color:var(--c-ink);box-shadow:var(--sh-hard);color:inherit}
.related-thumb{aspect-ratio:16/10;background:#EDE7DD;overflow:hidden}
.related-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease}
.related-card:hover .related-thumb img{transform:scale(1.04)}
.related-body{padding:18px 20px 20px;display:flex;flex-direction:column;gap:10px;flex:1}
.related-body h3{font-size:17px;line-height:1.45;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.related-body p{font-size:14px;color:var(--c-ink-2);line-height:1.75;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.related-foot{margin-top:auto;padding-top:12px;border-top:1px solid var(--c-line);display:flex;align-items:center;justify-content:space-between;font-size:13px;color:var(--c-ink-2)}
.related-foot .arrow{color:var(--c-primary);font-weight:800}
.related-links{display:grid;gap:0;margin-top:28px;border-top:1px solid var(--c-line)}
.related-links a{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:14px 0;border-bottom:1px solid var(--c-line);font-size:15px;font-weight:600;color:var(--c-ink)}
.related-links a::after{content:"\f061";font-family:"Font Awesome 6 Free";font-weight:900;font-size:12px;color:var(--c-primary);opacity:.7}
.related-links a:hover{color:var(--c-primary)}
/* ---------- pager ---------- */
.pager-band{background:var(--c-soft);border-top:1px solid var(--c-line);border-bottom:1px solid var(--c-line)}
.pager-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.pager-item{display:flex;flex-direction:column;gap:8px;padding:20px 22px;background:#fff;border-radius:var(--r-m);border:1px solid var(--c-line);transition:border-color .18s ease,box-shadow .18s ease,transform .18s ease}
.pager-item:hover{border-color:var(--c-ink);box-shadow:var(--sh-1);transform:translateY(-2px);color:inherit}
.pager-item span{font-size:12.5px;color:var(--c-ink-2);font-weight:700;letter-spacing:.06em}
.pager-item strong{font-size:16px;line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.pager-back{margin-top:22px;text-align:center}
/* ---------- subscribe ---------- */
.subscribe-band{background:var(--c-band);color:#F3F0E9;padding-block:52px}
.subscribe-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:36px;align-items:center}
.subscribe-grid h2{font-size:clamp(22px,2.4vw,30px);margin-bottom:12px;color:#fff}
.subscribe-grid p{color:rgba(243,240,233,.75);font-size:15px}
.subscribe-form{display:flex;gap:12px;flex-wrap:wrap}
.subscribe-form input{flex:1 1 220px;min-width:0;padding:14px 18px;border-radius:var(--r-m);border:2px solid transparent;background:#fff;color:var(--c-ink);font-size:15px;transition:border-color .18s ease,box-shadow .18s ease}
.subscribe-form input::placeholder{color:#9A938A}
.subscribe-form input:focus{outline:none;border-color:var(--c-accent);box-shadow:0 0 0 3px rgba(255,201,74,.35)}
.subscribe-note{margin-top:12px;font-size:12.5px;color:rgba(243,240,233,.6)}
/* ---------- footer ---------- */
.site-footer{background:var(--c-band);color:#F3F0E9;padding-block:56px 26px;border-top:1px solid rgba(243,240,233,.12)}
.footer-grid{display:grid;grid-template-columns:1.3fr 1fr 1fr 1.1fr;gap:36px}
.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:14px}
.footer-brand strong{font-size:20px;font-weight:800;color:#fff}
.footer-desc{font-size:14px;line-height:1.85;color:rgba(243,240,233,.72);max-width:320px}
.footer-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px}
.footer-tags span{font-size:12.5px;padding:5px 12px;border-radius:var(--r-pill);background:rgba(255,255,255,.08);color:rgba(243,240,233,.86)}
.site-footer h4{font-size:15px;font-weight:800;color:#fff;margin-bottom:16px;letter-spacing:.02em}
.footer-links li{font-size:14px;color:rgba(243,240,233,.72);margin-bottom:10px;line-height:1.7}
.footer-links a{color:rgba(243,240,233,.72)}
.footer-links a:hover{color:var(--c-accent)}
.footer-cloud{display:flex;flex-wrap:wrap;gap:8px}
.footer-cloud li{font-size:12.5px;padding:5px 12px;border-radius:var(--r-pill);background:rgba(255,255,255,.07);color:rgba(243,240,233,.72)}
.footer-bottom{margin-top:36px;padding-top:20px;border-top:1px solid rgba(243,240,233,.12);display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:12.5px;color:rgba(243,240,233,.55);line-height:1.7}
/* ---------- to top ---------- */
.to-top{position:fixed;right:22px;bottom:24px;width:48px;height:48px;border-radius:50%;background:var(--c-primary);color:#fff;border:2px solid #fff;display:flex;align-items:center;justify-content:center;font-size:16px;cursor:pointer;opacity:0;visibility:hidden;transform:translateY(10px);transition:opacity .2s ease,transform .2s ease,background .2s ease;z-index:60;box-shadow:var(--sh-2)}
.to-top.is-visible{opacity:1;visibility:visible;transform:translateY(0)}
.to-top:hover{background:var(--c-primary-d)}
/* ---------- foundation overrides ---------- */
.button,.button.primary,.button.secondary{background:var(--c-primary);color:#fff;border-radius:var(--r-pill);font-weight:700}
a:hover{color:var(--c-primary)}
@media (max-width:1024px){
  .hero-inner{grid-template-columns:1fr}
  .related-grid{grid-template-columns:repeat(2,1fr)}
  .subscribe-grid{grid-template-columns:1fr;gap:24px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
  .main-nav{position:absolute;top:100%;left:0;right:0;display:none;flex-direction:column;align-items:stretch;gap:0;background:#fff;padding:10px 20px 20px;border-bottom:1px solid var(--c-line);box-shadow:var(--sh-2)}
  .main-nav.is-open{display:flex}
  .nav-toggle{display:inline-flex}
  .nav-link{padding:14px 4px;border-radius:0;border-bottom:1px solid var(--c-line)}
  .nav-link::after{display:none}
  .nav-link.is-active{background:transparent;color:var(--c-primary)}
  .nav-cta{margin-top:14px;justify-content:center}
  .article-cover-frame{aspect-ratio:16/9}
}
@media (max-width:768px){
  :root{--sp-section:var(--sp-section-sm)}
  .article-head{padding-block:32px 22px}
  .crumbs-current{max-width:220px}
  .article-title{-webkit-line-clamp:4}
  .key-points{padding:22px 20px 18px}
  .related-grid{grid-template-columns:1fr}
  .pager-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column}
  .brand-text em{display:none}
}
@media (max-width:520px){
  .container{padding-inline:16px}
  .btn{width:100%}
  .nav-cta{width:auto}
  .article-body{font-size:16px;line-height:1.9}
  .subscribe-form input{flex:1 1 100%}
  .subscribe-form .btn{width:100%}
  .article-cover{padding-inline:16px}
  .article-cover-frame{border-radius:var(--r-m)}
  .to-top{right:14px;bottom:16px;width:44px;height:44px}
}