/* roulang page: index */
:root{
  --c-primary:#E8553F;
  --c-primary-dark:#CE4230;
  --c-primary-soft:#FBE3DE;
  --c-secondary:#1F5B4E;
  --c-secondary-soft:#DCEBE5;
  --c-accent:#F2A03C;
  --c-accent-soft:#FCEFD9;
  --c-ink:#1E1B18;
  --c-ink-2:#4A443D;
  --c-ink-3:#857C72;
  --c-bg:#FBF7F2;
  --c-bg-alt:#F3EDE4;
  --c-surface:#FFFFFF;
  --c-dark:#23201D;
  --c-border:#E6DED4;
  --c-success:#3F8F6B;
  --c-warn:#C97A2B;
  --c-danger:#C2402F;
  --r-sm:10px;
  --r-md:16px;
  --r-lg:24px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(30,27,24,.05),0 6px 18px rgba(30,27,24,.06);
  --sh-2:0 12px 32px rgba(30,27,24,.12);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC","Noto Sans SC",system-ui,sans-serif;
  font-size:16px;line-height:1.85;letter-spacing:.01em;
  color:var(--c-ink-2);background:var(--c-bg);
}
h1,h2,h3,h4,h5,h6{margin:0;color:var(--c-ink);font-weight:700;line-height:1.35;letter-spacing:-.01em}
p{margin:0}
a{color:inherit;text-decoration:none;transition:color .2s ease}
img{max-width:100%;display:block}
button{font:inherit;color:inherit;border:0;background:none;cursor:pointer}
ul,ol{margin:0;padding:0;list-style:none}
:focus-visible{outline:2px solid var(--c-accent);outline-offset:3px;border-radius:4px}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}

/* ---------- Header ---------- */
.site-header{
  position:sticky;top:0;z-index:200;
  background:rgba(251,247,242,.9);
  -webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);
  border-bottom:1px solid transparent;
  transition:box-shadow .25s ease,border-color .25s ease;
}
.site-header.is-scrolled{box-shadow:var(--sh-1);border-bottom-color:var(--c-border)}
.header-top{display:flex;align-items:center;justify-content:space-between;gap:20px;height:72px}
.brand{display:flex;align-items:center;gap:11px;min-width:0}
.brand-mark{width:38px;height:38px;flex:none}
.brand-text{display:flex;flex-direction:column;line-height:1.2;min-width:0}
.brand-name{font-size:16px;font-weight:700;color:var(--c-ink);white-space:nowrap}
.brand-sub{font-size:10px;letter-spacing:.1em;color:var(--c-ink-3);white-space:nowrap}
.header-actions{display:flex;align-items:center;gap:10px;flex:none}
.nav-toggle{display:none;width:44px;height:44px;border-radius:var(--r-sm);border:1px solid var(--c-border);background:var(--c-surface);align-items:center;justify-content:center}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--c-ink);border-radius:2px;position:relative}
.nav-toggle span::before,.nav-toggle span::after{content:"";position:absolute;left:0;width:18px;height:2px;background:var(--c-ink);border-radius:2px}
.nav-toggle span::before{top:-6px}
.nav-toggle span::after{top:6px}

.seg-wrap{padding-bottom:12px}
.seg-nav{
  display:flex;gap:6px;padding:6px;
  background:var(--c-surface);border:1px solid var(--c-border);
  border-radius:var(--r-pill);
  overflow-x:auto;scrollbar-width:none;
}
.seg-nav::-webkit-scrollbar{display:none}
.seg-nav a{
  flex:none;padding:8px 20px;border-radius:var(--r-pill);
  font-size:14px;font-weight:500;color:var(--c-ink-2);
  transition:background .2s ease,color .2s ease;
}
.seg-nav a:hover{background:var(--c-primary-soft);color:var(--c-primary-dark)}
.seg-nav a.active{background:var(--c-primary);color:#fff;box-shadow:inset 0 1px 2px rgba(0,0,0,.14)}

.mobile-drawer{display:none;border-top:1px solid var(--c-border);background:var(--c-surface)}
.mobile-drawer.open{display:block}
.mobile-drawer ul{padding:12px 24px 4px;display:flex;flex-direction:column;gap:4px}
.mobile-drawer a{display:block;padding:12px 14px;border-radius:var(--r-sm);font-size:15px;font-weight:500;color:var(--c-ink-2)}
.mobile-drawer a.active,.mobile-drawer a:hover{background:var(--c-primary-soft);color:var(--c-primary-dark)}
.mobile-drawer .drawer-cta{padding:12px 24px 20px;display:flex;gap:10px}

/* ---------- Buttons / chips ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 26px;border-radius:var(--r-pill);
  font-size:15px;font-weight:600;white-space:nowrap;
  border:1.5px solid transparent;
  transition:background .2s ease,color .2s ease,transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.btn-primary{background:var(--c-primary);color:#fff}
.btn-primary:hover{background:var(--c-primary-dark);transform:translateY(-1px);box-shadow:var(--sh-2)}
.btn-primary:active{transform:translateY(0);box-shadow:none}
.btn-outline{border-color:var(--c-secondary);color:var(--c-secondary);background:transparent}
.btn-outline:hover{background:var(--c-secondary-soft)}
.btn-light{background:#fff;color:var(--c-ink)}
.btn-light:hover{background:var(--c-primary-soft);color:var(--c-primary-dark);transform:translateY(-1px)}
.btn-ghost{color:var(--c-primary-dark);padding:0 4px;height:auto;border-radius:0;border-bottom:1.5px solid transparent}
.btn-ghost:hover{border-bottom-color:var(--c-primary)}
.btn-sm{height:40px;padding:0 20px;font-size:14px}
.chip{
  display:inline-flex;align-items:center;gap:6px;
  height:28px;padding:0 13px;border-radius:var(--r-pill);
  font-size:12px;font-weight:500;letter-spacing:.02em;
  background:var(--c-primary-soft);color:var(--c-primary-dark);
  border:1px solid transparent;
}
.chip-green{background:var(--c-secondary-soft);color:var(--c-secondary)}
.chip-amber{background:var(--c-accent-soft);color:var(--c-warn)}
.chip-line{background:transparent;border-color:var(--c-border);color:var(--c-ink-3)}
.filter-bar{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:28px}
.filter-btn{
  height:34px;padding:0 18px;border-radius:var(--r-pill);
  font-size:13px;font-weight:500;color:var(--c-ink-2);
  background:var(--c-surface);border:1px solid var(--c-border);
  transition:all .2s ease;
}
.filter-btn:hover{border-color:var(--c-primary);color:var(--c-primary-dark)}
.filter-btn.active{background:var(--c-primary);border-color:var(--c-primary);color:#fff}

/* ---------- Section shell ---------- */
.section{padding:72px 0}
.section-alt{background:var(--c-bg-alt)}
.section-dark{background:var(--c-dark);color:rgba(255,255,255,.78)}
.section-dark h2,.section-dark h3,.section-dark h4{color:#fff}
.section-head{max-width:760px;margin-bottom:36px}
.eyebrow{
  display:inline-block;margin-bottom:14px;padding:4px 12px;
  border-radius:var(--r-pill);background:var(--c-primary-soft);
  color:var(--c-primary-dark);font-size:12px;font-weight:600;letter-spacing:.05em;
}
.section-dark .eyebrow{background:rgba(242,160,60,.16);color:var(--c-accent)}
.section h2{font-size:clamp(24px,3.1vw,36px)}
.section h2::after{content:"";display:block;width:40px;height:3px;border-radius:2px;background:var(--c-primary);margin-top:14px}
.section-dark h2::after{background:var(--c-accent)}
.section-desc{margin-top:14px;font-size:16px;line-height:1.85;color:var(--c-ink-3);max-width:42em}
.section-dark .section-desc{color:rgba(255,255,255,.66)}

/* ---------- Hero ---------- */
.hero{position:relative;overflow:hidden;background:var(--c-dark)}
.hero-bg{position:absolute;inset:0;z-index:0}
.hero-bg img{width:100%;height:100%;object-fit:cover;opacity:.45}
.hero-bg::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(100deg,rgba(24,21,19,.94) 0%,rgba(24,21,19,.78) 46%,rgba(24,21,19,.42) 100%);
}
.hero-inner{position:relative;z-index:2;padding-top:76px;padding-bottom:84px}
.hero-badge{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 16px;border-radius:var(--r-pill);
  background:rgba(242,160,60,.16);border:1px solid rgba(242,160,60,.42);
  color:var(--c-accent);font-size:13px;font-weight:600;letter-spacing:.04em;
}
.hero h1{
  margin-top:22px;max-width:15em;
  font-size:clamp(28px,4.4vw,46px);line-height:1.25;color:#fff;
}
.hero-lead{margin-top:20px;max-width:38em;font-size:16px;line-height:1.9;color:rgba(255,255,255,.8)}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px}
.countdown{
  display:inline-flex;align-items:center;flex-wrap:wrap;gap:12px;
  margin-top:32px;padding:12px 20px;border-radius:var(--r-pill);
  background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.22);
  color:rgba(255,255,255,.85);font-size:13px;
}
.countdown .cd-num{font-variant-numeric:tabular-nums;font-size:17px;font-weight:700;color:var(--c-accent);letter-spacing:.02em}
.countdown .cd-sep{color:rgba(255,255,255,.4)}
.hero-meta{display:flex;flex-wrap:wrap;gap:36px;margin-top:44px;padding-top:26px;border-top:1px solid rgba(255,255,255,.14)}
.hero-meta div{display:flex;flex-direction:column;gap:2px}
.hero-meta b{font-size:26px;font-weight:700;color:var(--c-accent);font-variant-numeric:tabular-nums;line-height:1.2}
.hero-meta span{font-size:12px;color:rgba(255,255,255,.6);letter-spacing:.04em}

/* ---------- KPI board ---------- */
.kpi-board{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.kpi{
  background:var(--c-surface);border:1px solid var(--c-border);
  border-radius:var(--r-md);padding:24px 22px;box-shadow:var(--sh-1);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.kpi:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:var(--c-primary-soft)}
.kpi-num{font-size:36px;font-weight:700;color:var(--c-primary);line-height:1.1;font-variant-numeric:tabular-nums;letter-spacing:-.02em}
.kpi-num small{font-size:14px;font-weight:600;color:var(--c-ink-3);margin-left:4px;letter-spacing:0}
.kpi-label{margin-top:10px;font-size:14px;color:var(--c-ink-3)}

/* ---------- Pain ---------- */
.pain-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:22px}
.pain-card{
  background:var(--c-surface);border:1px solid var(--c-border);
  border-radius:var(--r-md);padding:26px 26px 24px;box-shadow:var(--sh-1);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.pain-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:var(--c-primary-soft)}
.pain-icon{
  width:44px;height:44px;border-radius:var(--r-sm);
  background:var(--c-primary-soft);color:var(--c-primary-dark);
  display:flex;align-items:center;justify-content:center;margin-bottom:16px;
}
.pain-icon svg{width:22px;height:22px}
.pain-card h3{font-size:18px;margin-bottom:8px}
.pain-card p{font-size:14px;line-height:1.8;color:var(--c-ink-3)}

/* ---------- Bento ---------- */
.bento{display:grid;grid-template-columns:1.35fr 1fr;gap:22px}
.bento-card{
  background:var(--c-surface);border:1px solid var(--c-border);
  border-radius:var(--r-lg);padding:28px;box-shadow:var(--sh-1);
  display:flex;flex-direction:column;
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.bento-card:hover{transform:translateY(-3px);box-shadow:var(--sh-2);border-color:var(--c-primary-soft)}
.bento-main{grid-row:1 / span 2;justify-content:space-between}
.bento-card h3{font-size:22px;margin:16px 0 10px}
.bento-card p{font-size:15px;line-height:1.85;color:var(--c-ink-2)}
.bento-visual{
  margin-top:22px;border-radius:var(--r-md);overflow:hidden;
  aspect-ratio:16/10;background:var(--c-bg-alt);
}
.bento-visual img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease}
.bento-card:hover .bento-visual img{transform:scale(1.03)}
.bento-list{margin-top:16px;display:flex;flex-direction:column;gap:10px}
.bento-list li{display:flex;gap:10px;font-size:14px;line-height:1.75;color:var(--c-ink-3)}
.bento-list li::before{content:"";flex:none;width:6px;height:6px;margin-top:9px;border-radius:50%;background:var(--c-secondary)}

/* ---------- Steps ---------- */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.step{position:relative;padding-top:6px}
.step::before{
  content:"";position:absolute;top:26px;left:52px;right:-24px;height:0;
  border-top:1px dashed var(--c-border);
}
.step:last-child::before{display:none}
.step-num{
  position:relative;z-index:1;
  width:44px;height:44px;border-radius:50%;
  background:var(--c-primary);color:#fff;
  display:flex;align-items:center;justify-content:center;
  font-size:16px;font-weight:700;font-variant-numeric:tabular-nums;
  margin-bottom:18px;
}
.step h3{font-size:18px;margin-bottom:8px}
.step p{font-size:14px;line-height:1.8;color:var(--c-ink-3)}

/* ---------- Compare ---------- */
.compare{display:grid;grid-template-columns:1fr 1fr;gap:22px}
.compare-col{
  background:var(--c-surface);border:1px solid var(--c-border);
  border-radius:var(--r-lg);padding:30px 28px;
}
.compare-col.accent{background:var(--c-secondary-soft);border-color:transparent}
.compare-col h3{font-size:19px;margin-bottom:18px;display:flex;align-items:center;gap:10px}
.compare-col h3 .dot{width:10px;height:10px;border-radius:50%;background:var(--c-ink-3);flex:none}
.compare-col.accent h3 .dot{background:var(--c-secondary)}
.compare-list li{
  position:relative;padding-left:20px;margin-bottom:12px;
  font-size:15px;line-height:1.8;color:var(--c-ink-2);
}
.compare-list li::before{
  content:"";position:absolute;left:0;top:10px;
  width:8px;height:8px;border-radius:2px;background:var(--c-border);
}
.compare-col.accent .compare-list li::before{background:var(--c-secondary)}
.compare-col.accent .compare-list li{color:var(--c-secondary)}

/* ---------- Rail / testimonials ---------- */
.rail-wrap{position:relative}
.rail{
  display:flex;gap:20px;overflow-x:auto;padding:6px 4px 20px;
  scroll-snap-type:x mandatory;scrollbar-width:thin;
}
.rail::-webkit-scrollbar{height:6px}
.rail::-webkit-scrollbar-track{background:var(--c-bg-alt);border-radius:3px}
.rail::-webkit-scrollbar-thumb{background:var(--c-border);border-radius:3px}
.rail > *{flex:0 0 340px;scroll-snap-align:start}
.voice-card{
  background:var(--c-surface);border:1px solid var(--c-border);
  border-radius:var(--r-md);padding:24px;box-shadow:var(--sh-1);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.voice-card:hover{transform:translateY(-3px);box-shadow:var(--sh-2);border-color:var(--c-primary-soft)}
.voice-top{display:flex;align-items:center;gap:12px;margin-bottom:16px}
.voice-avatar{
  width:52px;height:52px;border-radius:50%;flex:none;
  background:var(--c-primary-soft);color:var(--c-primary-dark);
  display:flex;align-items:center;justify-content:center;
  font-size:17px;font-weight:700;
}
.voice-name{font-size:15px;font-weight:600;color:var(--c-ink)}
.voice-city{font-size:12px;color:var(--c-ink-3);margin-top:2px}
.voice-text{font-size:14px;line-height:1.85;color:var(--c-ink-2)}
.voice-stars{margin-top:14px;color:var(--c-accent);font-size:13px;letter-spacing:.18em}

/* ---------- Timeline ---------- */
.timeline{position:relative;padding-left:30px;max-width:820px}
.timeline::before{content:"";position:absolute;left:7px;top:8px;bottom:8px;width:2px;background:var(--c-border)}
.tl-item{position:relative;padding-bottom:30px}
.tl-item:last-child{padding-bottom:0}
.tl-item::before{
  content:"";position:absolute;left:-30px;top:7px;
  width:16px;height:16px;border-radius:50%;
  background:var(--c-surface);border:3px solid var(--c-primary);
}
.tl-time{font-size:12px;font-weight:600;letter-spacing:.08em;color:var(--c-primary-dark)}
.tl-item h3{font-size:18px;margin:6px 0 6px}
.tl-item p{font-size:14px;line-height:1.8;color:var(--c-ink-3)}

/* ---------- Crowd ---------- */
.crowd-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.crowd-card{
  background:var(--c-surface);border:1px solid var(--c-border);
  border-radius:var(--r-md);padding:24px;box-shadow:var(--sh-1);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.crowd-card:hover{transform:translateY(-3px);box-shadow:var(--sh-2);border-color:var(--c-primary-soft)}
.crowd-card .crowd-ico{
  width:40px;height:40px;border-radius:var(--r-sm);
  background:var(--c-secondary-soft);color:var(--c-secondary);
  display:flex;align-items:center;justify-content:center;margin-bottom:14px;
}
.crowd-card .crowd-ico svg{width:20px;height:20px}
.crowd-card h3{font-size:17px;margin-bottom:8px}
.crowd-card p{font-size:14px;line-height:1.8;color:var(--c-ink-3)}

/* ---------- Route ---------- */
.route-layout{display:grid;grid-template-columns:5fr 7fr;gap:36px;align-items:center}
.route-visual{border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-2);background:var(--c-bg-alt);aspect-ratio:4/3}
.route-visual img{width:100%;height:100%;object-fit:cover}
.route-list{display:flex;flex-direction:column;gap:14px}
.route-item{
  display:flex;align-items:center;gap:16px;
  background:var(--c-surface);border:1px solid var(--c-border);
  border-radius:var(--r-md);padding:16px 20px;
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.route-item:hover{transform:translateX(4px);box-shadow:var(--sh-1);border-color:var(--c-primary-soft)}
.route-item .r-idx{
  flex:none;width:34px;height:34px;border-radius:50%;
  background:var(--c-primary-soft);color:var(--c-primary-dark);
  display:flex;align-items:center;justify-content:center;font-size:13px;font-weight:700;
  font-variant-numeric:tabular-nums;
}
.route-body{min-width:0}
.route-name{font-size:15px;font-weight:600;color:var(--c-ink)}
.route-facts{display:flex;flex-wrap:wrap;gap:8px;margin-top:6px;font-size:12px;color:var(--c-ink-3)}

/* ---------- News ---------- */
.news-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.news-card{
  display:flex;flex-direction:column;background:var(--c-surface);
  border:1px solid var(--c-border);border-radius:var(--r-md);
  overflow:hidden;box-shadow:var(--sh-1);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.news-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:var(--c-primary-soft)}
.news-thumb{aspect-ratio:16/10;overflow:hidden;background:var(--c-bg-alt)}
.news-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease}
.news-card:hover .news-thumb img{transform:scale(1.03)}
.news-body{padding:18px 20px 20px;display:flex;flex-direction:column;flex:1}
.news-body .chip{align-self:flex-start;margin-bottom:12px}
.news-title{
  font-size:16px;font-weight:600;line-height:1.55;color:var(--c-ink);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-card:hover .news-title{color:var(--c-primary-dark)}
.news-desc{
  margin-top:10px;font-size:13px;line-height:1.75;color:var(--c-ink-3);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-foot{
  margin-top:auto;padding-top:16px;display:flex;align-items:center;justify-content:space-between;
  font-size:12px;color:var(--c-ink-3);font-variant-numeric:tabular-nums;
}
.news-foot .arrow{color:var(--c-primary);font-size:14px;transition:transform .2s ease}
.news-card:hover .news-foot .arrow{transform:translateX(3px)}
.empty-state{
  text-align:center;padding:56px 24px;
  background:var(--c-surface);border:1px dashed var(--c-border);border-radius:var(--r-md);
}
.empty-state .empty-ico{
  width:64px;height:64px;margin:0 auto 18px;border-radius:50%;
  border:2px solid var(--c-border);color:var(--c-ink-3);
  display:flex;align-items:center;justify-content:center;
}
.empty-state p{font-size:14px;color:var(--c-ink-3);margin-bottom:18px}

/* ---------- Safety ---------- */
.safety-panel{
  display:grid;grid-template-columns:1fr 1.6fr;gap:36px;align-items:start;
  background:var(--c-surface);border:1.5px solid var(--c-secondary);
  border-radius:var(--r-lg);padding:36px;box-shadow:var(--sh-1);
}
.safety-head .shield{
  width:56px;height:56px;border-radius:var(--r-md);
  background:var(--c-secondary-soft);color:var(--c-secondary);
  display:flex;align-items:center;justify-content:center;margin-bottom:18px;
}
.safety-head h3{font-size:22px;margin-bottom:10px}
.safety-head p{font-size:14px;line-height:1.85;color:var(--c-ink-3)}
.safety-list{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.safety-item{display:flex;gap:12px}
.safety-item .s-ico{
  flex:none;width:32px;height:32px;border-radius:50%;
  background:var(--c-secondary-soft);color:var(--c-secondary);
  display:flex;align-items:center;justify-content:center;font-size:13px;font-weight:700;
}
.safety-item h4{font-size:15px;margin-bottom:4px}
.safety-item p{font-size:13px;line-height:1.75;color:var(--c-ink-3)}
.safety-note{margin-top:24px;font-size:12px;color:var(--c-ink-3);letter-spacing:.02em}

/* ---------- Metrics ---------- */
.metric-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.metric-card{
  background:var(--c-surface);border:1px solid var(--c-border);
  border-radius:var(--r-md);padding:26px;box-shadow:var(--sh-1);
}
.metric-top{display:flex;align-items:baseline;justify-content:space-between;gap:12px;margin-bottom:14px}
.metric-top h3{font-size:15px;font-weight:600}
.metric-val{font-size:24px;font-weight:700;color:var(--c-primary);font-variant-numeric:tabular-nums;letter-spacing:-.02em}
.metric-track{height:10px;border-radius:var(--r-pill);background:var(--c-border);overflow:hidden}
.metric-fill{height:100%;border-radius:var(--r-pill);background:var(--c-accent);transition:width .8s ease}
.metric-note{margin-top:12px;font-size:12px;color:var(--c-ink-3)}

/* ---------- FAQ ---------- */
.faq-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px;align-items:start}
.faq-item{
  background:var(--c-surface);border:1px solid var(--c-border);
  border-radius:var(--r-md);overflow:hidden;
  transition:background .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.faq-item[open]{background:var(--c-primary-soft);border-color:var(--c-primary);box-shadow:var(--sh-1)}
.faq-item summary{
  list-style:none;cursor:pointer;padding:18px 22px;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  font-size:15px;font-weight:600;color:var(--c-ink);line-height:1.6;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
  content:"";flex:none;width:9px;height:9px;
  border-right:2px solid var(--c-ink-3);border-bottom:2px solid var(--c-ink-3);
  transform:rotate(45deg);transition:transform .25s ease;margin-top:-4px;
}
.faq-item[open] summary::after{transform:rotate(-135deg);margin-top:2px}
.faq-body{padding:0 22px 20px;font-size:14px;line-height:1.85;color:var(--c-ink-2)}

/* ---------- Calendar ---------- */
.week-strip{display:grid;grid-template-columns:repeat(7,1fr);gap:10px;margin-bottom:26px}
.day-cell{
  text-align:center;padding:14px 6px;border-radius:var(--r-md);
  background:var(--c-surface);border:1px solid var(--c-border);
  transition:border-color .2s ease,background .2s ease;
}
.day-cell:hover{border-color:var(--c-primary);background:var(--c-primary-soft)}
.day-cell .d-name{font-size:12px;color:var(--c-ink-3);letter-spacing:.05em}
.day-cell .d-num{display:block;margin-top:4px;font-size:17px;font-weight:700;color:var(--c-ink);font-variant-numeric:tabular-nums}
.day-cell.has-event .d-num{color:var(--c-primary-dark)}
.day-cell .d-dot{display:block;width:5px;height:5px;border-radius:50%;background:var(--c-accent);margin:6px auto 0}
.event-list{display:flex;flex-direction:column;gap:14px}
.event-row{
  display:grid;grid-template-columns:96px 1fr 180px;gap:20px;align-items:center;
  background:var(--c-surface);border:1px solid var(--c-border);
  border-radius:var(--r-md);padding:18px 22px;
  transition:box-shadow .22s ease,border-color .22s ease;
}
.event-row:hover{box-shadow:var(--sh-1);border-color:var(--c-primary-soft)}
.event-time{font-size:14px;font-weight:700;color:var(--c-primary-dark);font-variant-numeric:tabular-nums}
.event-title{font-size:15px;font-weight:600;color:var(--c-ink)}
.event-meta{font-size:12px;color:var(--c-ink-3);margin-top:4px}
.progress-label{display:flex;justify-content:space-between;font-size:12px;color:var(--c-ink-3);margin-bottom:6px}
.progress-track{height:8px;border-radius:var(--r-pill);background:var(--c-border);overflow:hidden}
.progress-fill{height:100%;border-radius:var(--r-pill);background:var(--c-accent)}

/* ---------- CTA ---------- */
.cta-band{background:var(--c-dark);color:rgba(255,255,255,.8);padding:76px 0}
.cta-inner{display:grid;grid-template-columns:1.5fr 1fr;gap:40px;align-items:center}
.cta-band h2{font-size:clamp(24px,3vw,34px);color:#fff}
.cta-band h2::after{content:"";display:block;width:40px;height:3px;border-radius:2px;background:var(--c-accent);margin-top:14px}
.cta-band p{margin-top:16px;font-size:15px;line-height:1.9;color:rgba(255,255,255,.7);max-width:34em}
.cta-side{display:flex;flex-direction:column;gap:16px}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px}
.cta-badges{display:flex;flex-wrap:wrap;gap:8px}
.cta-badges span{
  font-size:12px;padding:5px 12px;border-radius:var(--r-pill);
  background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.16);
  color:rgba(255,255,255,.7);
}

/* ---------- Footer ---------- */
.site-footer{background:var(--c-dark);color:rgba(255,255,255,.6);padding:64px 0 28px}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:40px}
.footer-brand .brand-name{color:#fff}
.footer-brand .brand-sub{color:rgba(255,255,255,.45)}
.footer-brand p{margin-top:16px;font-size:13px;line-height:1.85;color:rgba(255,255,255,.5);max-width:26em}
.footer-col h4{font-size:13px;letter-spacing:.08em;color:rgba(255,255,255,.9);margin-bottom:16px}
.footer-col li{margin-bottom:10px}
.footer-col a{font-size:13px;color:rgba(255,255,255,.55)}
.footer-col a:hover{color:var(--c-accent)}
.footer-bottom{
  margin-top:48px;padding-top:22px;
  border-top:1px solid rgba(255,255,255,.1);
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;
  font-size:12px;color:rgba(255,255,255,.4);
}

/* ---------- Responsive ---------- */
@media (max-width:1080px){
  .kpi-board{grid-template-columns:repeat(2,1fr)}
  .steps{grid-template-columns:repeat(2,1fr);gap:30px}
  .step::before{display:none}
  .news-grid{grid-template-columns:repeat(2,1fr)}
  .crowd-grid{grid-template-columns:repeat(2,1fr)}
  .route-layout{grid-template-columns:1fr;gap:28px}
  .metric-grid{grid-template-columns:1fr}
  .bento{grid-template-columns:1fr}
  .bento-main{grid-row:auto}
  .safety-panel{grid-template-columns:1fr;gap:24px}
  .footer-grid{grid-template-columns:1fr 1fr}
  .cta-inner{grid-template-columns:1fr}
}
@media (max-width:768px){
  .container{padding:0 16px}
  .header-top{height:64px}
  .brand-name{font-size:15px}
  .brand-sub{font-size:9px}
  .header-actions .btn{display:none}
  .nav-toggle{display:flex}
  .seg-wrap{padding-bottom:10px}
  .seg-nav a{padding:7px 15px;font-size:13px}
  .section{padding:44px 0}
  .hero-inner{padding-top:52px;padding-bottom:56px}
  .hero h1{font-size:clamp(24px,6.4vw,32px)}
  .hero-lead{font-size:15px}
  .hero-meta{gap:24px;margin-top:32px}
  .hero-meta b{font-size:22px}
  .pain-grid{grid-template-columns:1fr}
  .compare{grid-template-columns:1fr}
  .crowd-grid{grid-template-columns:1fr}
  .news-grid{grid-template-columns:1fr}
  .faq-grid{grid-template-columns:1fr}
  .rail > *{flex:0 0 280px}
  .week-strip{grid-template-columns:repeat(7,1fr);gap:6px}
  .day-cell{padding:10px 2px}
  .day-cell .d-num{font-size:14px}
  .event-row{grid-template-columns:1fr;gap:12px}
  .safety-list{grid-template-columns:1fr}
  .safety-panel{padding:24px}
  .cta-band{padding:52px 0}
  .footer-grid{grid-template-columns:1fr;gap:26px}
}
@media (max-width:520px){
  .kpi-board{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr}
  .btn{width:100%}
  .hero-actions .btn{width:100%}
  .hero-meta{gap:18px}
  .countdown{font-size:12px;padding:10px 16px;gap:8px}
  .compare-col{padding:22px}
}

/* roulang page: article */
:root{
  --c-primary:#E8553F;
  --c-primary-dark:#CE4230;
  --c-primary-soft:#FBE3DE;
  --c-secondary:#1F5B4E;
  --c-secondary-soft:#DCEBE5;
  --c-accent:#F2A03C;
  --c-accent-soft:#FCEFD9;
  --c-ink:#1E1B18;
  --c-ink-2:#4A443D;
  --c-ink-3:#857C72;
  --c-bg:#FBF7F2;
  --c-bg-alt:#F3EDE4;
  --c-surface:#FFFFFF;
  --c-dark:#23201D;
  --c-border:#E6DED4;
  --c-success:#3F8F6B;
  --c-warn:#C97A2B;
  --c-danger:#C2402F;
  --r-sm:10px;
  --r-md:16px;
  --r-lg:24px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(30,27,24,.05),0 6px 18px rgba(30,27,24,.06);
  --sh-2:0 12px 32px rgba(30,27,24,.12);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC","Noto Sans SC",system-ui,sans-serif;
  font-size:16px;line-height:1.85;letter-spacing:.01em;
  color:var(--c-ink-2);background:var(--c-bg);
}
h1,h2,h3,h4,h5,h6{margin:0;color:var(--c-ink);letter-spacing:-.01em;line-height:1.35}
p{margin:0}
a{color:inherit;text-decoration:none;transition:color .2s ease}
img{max-width:100%;display:block}
button{font:inherit;color:inherit;border:0;background:none;cursor:pointer}
ul,ol{margin:0;padding:0;list-style:none}
:focus-visible{outline:2px solid var(--c-accent);outline-offset:3px;border-radius:4px}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}

/* ---------- Header ---------- */
.site-header{
  position:sticky;top:0;z-index:200;
  background:rgba(251,247,242,.9);
  -webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);
  border-bottom:1px solid transparent;
  transition:box-shadow .25s ease,border-color .25s ease;
}
.site-header.is-scrolled{box-shadow:var(--sh-1);border-bottom-color:var(--c-border)}
.header-top{display:flex;align-items:center;justify-content:space-between;gap:20px;height:72px}
.brand{display:flex;align-items:center;gap:11px;min-width:0}
.brand-mark{width:38px;height:38px;flex:none}
.brand-text{display:flex;flex-direction:column;line-height:1.2;min-width:0}
.brand-name{font-size:16px;font-weight:700;color:var(--c-ink);white-space:nowrap}
.brand-sub{font-size:10px;letter-spacing:.1em;color:var(--c-ink-3);white-space:nowrap}
.header-actions{display:flex;align-items:center;gap:10px;flex:none}
.nav-toggle{display:none;width:44px;height:44px;border-radius:var(--r-sm);border:1px solid var(--c-border);background:var(--c-surface);align-items:center;justify-content:center}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--c-ink);border-radius:2px;position:relative}
.nav-toggle span::before,.nav-toggle span::after{content:"";position:absolute;left:0;width:18px;height:2px;background:var(--c-ink);border-radius:2px}
.nav-toggle span::before{top:-6px}
.nav-toggle span::after{top:6px}
.seg-nav{
  display:flex;gap:6px;padding:6px;
  background:var(--c-surface);border:1px solid var(--c-border);
  border-radius:var(--r-pill);
  overflow-x:auto;scrollbar-width:none;
}
.seg-nav::-webkit-scrollbar{display:none}
.seg-nav a{
  flex:none;padding:8px 20px;border-radius:var(--r-pill);
  font-size:14px;font-weight:500;color:var(--c-ink-2);
  transition:background .2s ease,color .2s ease;
}
.seg-nav a:hover{background:var(--c-primary-soft);color:var(--c-primary-dark)}
.seg-nav a.active{background:var(--c-primary);color:#fff;box-shadow:inset 0 1px 2px rgba(0,0,0,.14)}
.mobile-drawer{display:none;border-top:1px solid var(--c-border);background:var(--c-surface)}
.mobile-drawer.open{display:block}
.mobile-drawer ul{padding:12px 24px 4px;display:flex;flex-direction:column;gap:4px}
.mobile-drawer a{display:block;padding:12px 14px;border-radius:var(--r-sm);font-size:15px;font-weight:500;color:var(--c-ink-2)}
.mobile-drawer a.active,.mobile-drawer a:hover{background:var(--c-primary-soft);color:var(--c-primary-dark)}
.mobile-drawer .drawer-cta{padding:12px 24px 20px;display:flex;gap:10px}

/* ---------- Buttons / chips ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 26px;border-radius:var(--r-pill);
  font-size:15px;font-weight:600;white-space:nowrap;
  border:1.5px solid transparent;
  transition:background .2s ease,color .2s ease,transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.btn-primary{background:var(--c-primary);color:#fff}
.btn-primary:hover{background:var(--c-primary-dark);transform:translateY(-1px);box-shadow:var(--sh-2)}
.btn-primary:active{transform:translateY(0);box-shadow:none}
.btn-outline{border-color:var(--c-secondary);color:var(--c-secondary);background:transparent}
.btn-outline:hover{background:var(--c-secondary-soft)}
.btn-light{background:#fff;color:var(--c-ink)}
.btn-light:hover{background:var(--c-primary-soft);color:var(--c-primary-dark);transform:translateY(-1px)}
.btn-ghost{color:var(--c-primary-dark);padding:0 4px;height:auto;border-radius:0;border-bottom:1.5px solid transparent}
.btn-ghost:hover{border-bottom-color:var(--c-primary)}
.btn-sm{height:40px;padding:0 20px;font-size:14px}
.chip{
  display:inline-flex;align-items:center;gap:6px;
  height:28px;padding:0 13px;border-radius:var(--r-pill);
  font-size:12px;font-weight:500;letter-spacing:.02em;
  background:var(--c-primary-soft);color:var(--c-primary-dark);
  border:1px solid transparent;
}
.chip-green{background:var(--c-secondary-soft);color:var(--c-secondary)}
.chip-amber{background:var(--c-accent-soft);color:var(--c-warn)}
.chip-line{background:transparent;border-color:var(--c-border);color:var(--c-ink-3)}

/* ---------- Section shell ---------- */
.section{padding:72px 0}
.section-alt{background:var(--c-bg-alt)}
.section-dark{background:var(--c-dark);color:rgba(255,255,255,.78)}
.section-dark h2,.section-dark h3,.section-dark h4{color:#fff}
.section-head{max-width:760px;margin-bottom:36px}
.eyebrow{
  display:inline-block;margin-bottom:14px;padding:4px 12px;
  border-radius:var(--r-pill);background:var(--c-primary-soft);
  color:var(--c-primary-dark);font-size:12px;font-weight:600;letter-spacing:.05em;
}
.section-dark .eyebrow{background:rgba(242,160,60,.16);color:var(--c-accent)}
.section h2{font-size:clamp(24px,3.1vw,36px);margin-bottom:16px}
.section h2::after{content:"";display:block;width:40px;height:3px;border-radius:2px;background:var(--c-primary);margin-top:14px}
.section-head p{font-size:15px;color:var(--c-ink-3);max-width:42em}

/* ---------- Article hero ---------- */
.breadcrumb{
  display:flex;align-items:center;gap:8px;flex-wrap:wrap;
  font-size:13px;color:var(--c-ink-3);
  padding:26px 0 0;
}
.breadcrumb a{color:var(--c-ink-3)}
.breadcrumb a:hover{color:var(--c-primary-dark)}
.breadcrumb .sep{color:var(--c-border)}
.breadcrumb .now{color:var(--c-ink-2)}
.article-hero{padding:18px 0 40px}
.article-hero-inner{max-width:860px}
.article-hero h1{
  font-size:clamp(26px,3.5vw,42px);line-height:1.32;font-weight:700;
  margin:16px 0 18px;letter-spacing:-.015em;
}
.post-meta{
  display:flex;align-items:center;flex-wrap:wrap;gap:10px;
  font-size:14px;color:var(--c-ink-3);
}
.post-meta .who{color:var(--c-ink-2);font-weight:600}
.post-meta .dot{width:4px;height:4px;border-radius:50%;background:var(--c-border);display:inline-block}
.hero-strip{
  margin-top:26px;padding:16px 20px;
  display:flex;align-items:center;gap:14px;flex-wrap:wrap;
  background:var(--c-surface);border:1px solid var(--c-border);border-radius:var(--r-md);
  box-shadow:var(--sh-1);font-size:14px;color:var(--c-ink-3);
}
.hero-strip strong{color:var(--c-ink);font-weight:600}
.hero-strip .split{width:1px;height:16px;background:var(--c-border)}

/* ---------- Article layout ---------- */
.post-layout{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:36px;align-items:start}
.post-card{
  background:var(--c-surface);border:1px solid var(--c-border);
  border-radius:var(--r-lg);box-shadow:var(--sh-1);
  padding:38px 40px;
}
.article-body{font-size:17px;line-height:1.9;color:var(--c-ink-2);max-width:46em}
.article-body > * + *{margin-top:1.1em}
.article-body p{max-width:46em}
.article-body h2{
  font-size:22px;line-height:1.45;color:var(--c-ink);
  padding-left:14px;border-left:3px solid var(--c-primary);
  margin-top:1.9em;margin-bottom:.7em;
}
.article-body h2::after{content:none;display:none}
.article-body h3{font-size:18px;margin-top:1.6em;margin-bottom:.6em;color:var(--c-ink)}
.article-body h4{font-size:16px;margin-top:1.4em;margin-bottom:.5em;color:var(--c-ink)}
.article-body a{color:var(--c-primary-dark);border-bottom:1px solid rgba(232,85,63,.35)}
.article-body a:hover{color:var(--c-primary);border-bottom-color:var(--c-primary)}
.article-body ul,.article-body ol{padding-left:1.4em;list-style:revert}
.article-body li{margin:.45em 0}
.article-body li::marker{color:var(--c-primary)}
.article-body blockquote{
  margin:1.6em 0;padding:16px 22px;
  background:var(--c-bg-alt);border-left:3px solid var(--c-secondary);
  border-radius:0 var(--r-md) var(--r-md) 0;color:var(--c-ink-2);
}
.article-body img{border-radius:16px;margin:1.5em 0;box-shadow:var(--sh-1)}
.article-body figure{margin:1.6em 0}
.article-body figcaption{font-size:13px;color:var(--c-ink-3);text-align:center;margin-top:10px;line-height:1.7}
.article-body table{
  width:100%;border-collapse:collapse;font-size:15px;
  border:1px solid var(--c-border);border-radius:var(--r-sm);
  display:block;overflow-x:auto;
}
.article-body th,.article-body td{border-bottom:1px solid var(--c-border);padding:10px 14px;text-align:left}
.article-body th{background:var(--c-bg-alt);color:var(--c-ink);font-weight:600}
.article-body pre{
  background:var(--c-bg-alt);border:1px solid var(--c-border);border-radius:12px;
  padding:16px;overflow-x:auto;font-size:14px;line-height:1.7;
}
.article-body hr{border:0;border-top:1px solid var(--c-border);margin:2em 0}

/* ---------- Sidebar ---------- */
.sidebar{display:flex;flex-direction:column;gap:20px;position:sticky;top:96px}
.side-card{
  background:var(--c-surface);border:1px solid var(--c-border);
  border-radius:var(--r-md);box-shadow:var(--sh-1);padding:20px;
}
.side-card h3{font-size:15px;font-weight:700;margin-bottom:6px}
.side-card .hint{font-size:13px;color:var(--c-ink-3);margin-bottom:14px}
.run-list{display:flex;flex-direction:column;gap:12px}
.run-list li{
  padding:12px 14px;border-radius:var(--r-sm);
  background:var(--c-bg);border:1px solid var(--c-border);
  transition:background .2s ease,border-color .2s ease,transform .2s ease;
}
.run-list li:hover{background:var(--c-primary-soft);border-color:var(--c-primary-soft);transform:translateY(-2px)}
.run-list .run-name{display:block;font-size:14px;font-weight:600;color:var(--c-ink);margin-bottom:4px}
.run-list .run-meta{display:block;font-size:12px;color:var(--c-ink-3);line-height:1.6}
.tag-cloud{display:flex;flex-wrap:wrap;gap:8px}
.side-cta{
  background:var(--c-dark);border-radius:var(--r-md);padding:22px 20px;
  color:rgba(255,255,255,.78);box-shadow:var(--sh-1);
}
.side-cta h3{color:#fff;font-size:16px;margin-bottom:8px}
.side-cta p{font-size:13px;line-height:1.8;margin-bottom:16px}
.side-cta .btn{width:100%}

/* ---------- Tag group ---------- */
.tag-group{padding:36px 0 0}
.tag-group h3{font-size:15px;margin-bottom:14px;color:var(--c-ink)}
.tag-row{display:flex;flex-wrap:wrap;gap:10px}

/* ---------- Related ---------- */
.related-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:22px}
.related-card{
  display:flex;flex-direction:column;overflow:hidden;
  background:var(--c-surface);border:1px solid var(--c-border);
  border-radius:var(--r-md);box-shadow:var(--sh-1);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.related-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:var(--c-primary-soft)}
.thumb{position:relative;aspect-ratio:16/10;overflow:hidden;background:var(--c-bg-alt)}
.thumb img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease}
.related-card:hover .thumb img{transform:scale(1.03)}
.related-body{padding:20px;display:flex;flex-direction:column;gap:10px;flex:1}
.related-body h3{font-size:17px;line-height:1.5}
.related-card:hover .related-body h3{color:var(--c-primary-dark)}
.related-body .desc{font-size:14px;line-height:1.75;color:var(--c-ink-3)}
.card-foot{
  margin-top:auto;display:flex;align-items:center;justify-content:space-between;
  font-size:13px;color:var(--c-ink-3);padding-top:8px;
}
.card-foot .arrow{color:var(--c-primary);font-weight:600}
.empty-state{
  text-align:center;padding:48px 20px;border:1px dashed var(--c-border);
  border-radius:var(--r-md);background:var(--c-surface);color:var(--c-ink-3);font-size:14px;
}
.empty-state .empty-icon{
  width:64px;height:64px;margin:0 auto 14px;border-radius:50%;
  border:1.5px solid var(--c-border);display:flex;align-items:center;justify-content:center;
  color:var(--c-primary);font-size:24px;font-weight:700;
}

/* ---------- Channel matrix ---------- */
.channel-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.channel-card{
  display:block;padding:26px 24px;background:var(--c-surface);
  border:1px solid var(--c-border);border-radius:var(--r-md);box-shadow:var(--sh-1);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.channel-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:var(--c-primary-soft)}
.channel-card h3{font-size:19px;margin-bottom:8px}
.channel-card p{font-size:14px;color:var(--c-ink-3);line-height:1.8;margin-bottom:14px}
.channel-card .enter{font-size:13px;font-weight:600;color:var(--c-primary-dark)}

/* ---------- Safety panel ---------- */
.safety-panel{
  border:1px solid var(--c-secondary);border-radius:var(--r-lg);
  background:var(--c-surface);padding:30px 32px;
  box-shadow:var(--sh-1);
}
.safety-top{display:flex;align-items:center;gap:14px;margin-bottom:22px}
.safety-icon{
  width:46px;height:46px;flex:none;border-radius:14px;
  background:var(--c-secondary-soft);color:var(--c-secondary);
  display:flex;align-items:center;justify-content:center;font-size:20px;font-weight:700;
}
.safety-top h3{font-size:19px}
.safety-top span{display:block;font-size:13px;color:var(--c-ink-3);font-weight:400;margin-top:2px}
.safety-list{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
.safety-list li{display:flex;gap:12px;font-size:14px;line-height:1.8;color:var(--c-ink-2)}
.safety-list .num{
  flex:none;width:24px;height:24px;border-radius:50%;
  background:var(--c-primary-soft);color:var(--c-primary-dark);
  font-size:12px;font-weight:700;display:flex;align-items:center;justify-content:center;margin-top:3px;
}
.safety-note{margin-top:20px;font-size:12px;color:var(--c-ink-3)}

/* ---------- CTA band ---------- */
.cta-band{
  background:var(--c-dark);border-radius:var(--r-lg);
  padding:44px 40px;color:rgba(255,255,255,.76);
  display:flex;align-items:center;justify-content:space-between;gap:28px;flex-wrap:wrap;
}
.cta-band h2{color:#fff;font-size:clamp(22px,2.6vw,30px);margin-bottom:10px}
.cta-band h2::after{content:none}
.cta-band p{font-size:14px;max-width:34em;line-height:1.85}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap}
.cta-badges{display:flex;gap:10px;flex-wrap:wrap;margin-top:18px}
.cta-badges span{
  font-size:12px;padding:5px 12px;border-radius:var(--r-pill);
  background:rgba(255,255,255,.08);color:rgba(255,255,255,.72);
}
.back-row{padding:28px 0 0}

/* ---------- Footer ---------- */
.site-footer{background:var(--c-dark);color:rgba(255,255,255,.7);padding:64px 0 0;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:36px}
.footer-brand .brand-name{color:#fff}
.footer-brand .brand-sub{color:rgba(255,255,255,.5)}
.footer-brand p{margin-top:16px;font-size:14px;line-height:1.85;max-width:34em;color:rgba(255,255,255,.62)}
.footer-col h4{font-size:14px;color:#fff;margin-bottom:14px;letter-spacing:.02em}
.footer-col ul{display:flex;flex-direction:column;gap:10px}
.footer-col a{font-size:14px;color:rgba(255,255,255,.66)}
.footer-col a:hover{color:var(--c-accent)}
.footer-bottom{
  margin-top:48px;padding:20px 0 28px;
  border-top:1px solid rgba(255,255,255,.12);
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:12px;color:rgba(255,255,255,.5);
}

/* ---------- Responsive ---------- */
@media (max-width:1280px){
  .container{padding:0 20px}
}
@media (max-width:1024px){
  .post-layout{grid-template-columns:1fr;gap:28px}
  .sidebar{position:static;top:auto;flex-direction:row;flex-wrap:wrap}
  .sidebar > *{flex:1 1 260px}
  .channel-grid{grid-template-columns:1fr 1fr}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px}
  .post-card{padding:32px 28px}
}
@media (max-width:768px){
  .section{padding:44px 0}
  .header-top{height:64px}
  .header-actions .btn-outline{display:none}
  .nav-toggle{display:flex}
  .seg-nav{display:none}
  .mobile-drawer .seg-nav{display:flex;margin:0 24px 10px}
  .article-hero{padding:12px 0 28px}
  .post-card{padding:24px 20px;border-radius:var(--r-md)}
  .article-body{font-size:16px}
  .article-body h2{font-size:20px}
  .safety-list{grid-template-columns:1fr}
  .cta-band{padding:32px 24px;border-radius:var(--r-md)}
  .channel-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr;gap:26px}
}
@media (max-width:560px){
  .container{padding:0 16px}
  .article-hero h1{font-size:26px}
  .hero-strip{font-size:13px;gap:10px}
  .hero-strip .split{display:none}
  .btn{width:100%}
  .header-actions .btn{width:auto}
  .cta-actions{width:100%}
  .related-grid{grid-template-columns:1fr}
  .sidebar{flex-direction:column}
  .sidebar > *{flex:1 1 auto;width:100%}
  .footer-bottom{flex-direction:column;gap:8px}
}

/* roulang page: category1 */
:root{
  --c-primary:#E8553F;
  --c-primary-dark:#CE4230;
  --c-primary-soft:#FBE3DE;
  --c-secondary:#1F5B4E;
  --c-secondary-soft:#DCEBE5;
  --c-accent:#F2A03C;
  --c-accent-soft:#FCEFD9;
  --c-ink:#1E1B18;
  --c-ink-2:#4A443D;
  --c-ink-3:#857C72;
  --c-bg:#FBF7F2;
  --c-bg-alt:#F3EDE4;
  --c-surface:#FFFFFF;
  --c-dark:#23201D;
  --c-border:#E6DED4;
  --c-success:#3F8F6B;
  --c-warn:#C97A2B;
  --c-danger:#C2402F;
  --r-sm:10px;
  --r-md:16px;
  --r-lg:24px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(30,27,24,.05),0 6px 18px rgba(30,27,24,.06);
  --sh-2:0 12px 32px rgba(30,27,24,.12);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC","Noto Sans SC",system-ui,sans-serif;
  font-size:16px;line-height:1.85;letter-spacing:.01em;
  color:var(--c-ink-2);background:var(--c-bg);
}
a{color:inherit;text-decoration:none;transition:color .2s ease}
img{max-width:100%;display:block}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4{margin:0;color:var(--c-ink);line-height:1.35;letter-spacing:-.01em}
p{margin:0}
button{font:inherit;color:inherit;border:0;background:none;cursor:pointer}
input{font:inherit}
:focus-visible{outline:2px solid var(--c-accent);outline-offset:3px;border-radius:6px}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}

/* ---------- Header ---------- */
.site-header{
  position:sticky;top:0;z-index:200;
  background:rgba(251,247,242,.9);
  -webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);
  border-bottom:1px solid transparent;
  transition:box-shadow .25s ease,border-color .25s ease;
}
.site-header.is-scrolled{box-shadow:var(--sh-1);border-bottom-color:var(--c-border)}
.header-top{display:flex;align-items:center;justify-content:space-between;gap:20px;height:72px}
.brand{display:flex;align-items:center;gap:11px;min-width:0;flex:none}
.brand-mark{width:38px;height:38px;flex:none}
.brand-text{display:flex;flex-direction:column;line-height:1.2;min-width:0}
.brand-name{font-size:16px;font-weight:700;color:var(--c-ink);white-space:nowrap}
.brand-sub{font-size:10px;letter-spacing:.1em;color:var(--c-ink-3);white-space:nowrap}
.header-actions{display:flex;align-items:center;gap:10px;flex:none}
.nav-toggle{display:none;width:44px;height:44px;border-radius:var(--r-sm);border:1px solid var(--c-border);background:var(--c-surface);align-items:center;justify-content:center}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--c-ink);border-radius:2px;position:relative}
.nav-toggle span::before,.nav-toggle span::after{content:"";position:absolute;left:0;width:18px;height:2px;background:var(--c-ink);border-radius:2px}
.nav-toggle span::before{top:-6px}
.nav-toggle span::after{top:6px}
.seg-nav{
  display:flex;gap:6px;padding:6px;
  background:var(--c-surface);border:1px solid var(--c-border);
  border-radius:var(--r-pill);
  overflow-x:auto;scrollbar-width:none;
}
.seg-nav::-webkit-scrollbar{display:none}
.seg-nav a{
  flex:none;padding:8px 20px;border-radius:var(--r-pill);
  font-size:14px;font-weight:500;color:var(--c-ink-2);
  transition:background .2s ease,color .2s ease;
}
.seg-nav a:hover{background:var(--c-primary-soft);color:var(--c-primary-dark)}
.seg-nav a.active{background:var(--c-primary);color:#fff;box-shadow:inset 0 1px 2px rgba(0,0,0,.14)}
.mobile-drawer{display:none;border-top:1px solid var(--c-border);background:var(--c-surface)}
.mobile-drawer.open{display:block}
.mobile-drawer ul{padding:12px 24px 4px;display:flex;flex-direction:column;gap:4px}
.mobile-drawer a{display:block;padding:12px 14px;border-radius:var(--r-sm);font-size:15px;font-weight:500;color:var(--c-ink-2)}
.mobile-drawer a.active,.mobile-drawer a:hover{background:var(--c-primary-soft);color:var(--c-primary-dark)}
.mobile-drawer .drawer-cta{padding:12px 24px 20px;display:flex;gap:10px}

/* ---------- Buttons / chips ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 26px;border-radius:var(--r-pill);
  font-size:15px;font-weight:600;white-space:nowrap;
  border:1.5px solid transparent;
  transition:background .2s ease,color .2s ease,transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.btn-primary{background:var(--c-primary);color:#fff}
.btn-primary:hover{background:var(--c-primary-dark);transform:translateY(-1px);box-shadow:var(--sh-2)}
.btn-primary:active{transform:translateY(0);box-shadow:none}
.btn-outline{border-color:var(--c-secondary);color:var(--c-secondary);background:transparent}
.btn-outline:hover{background:var(--c-secondary-soft)}
.btn-light{background:#fff;color:var(--c-ink)}
.btn-light:hover{background:var(--c-primary-soft);color:var(--c-primary-dark);transform:translateY(-1px)}
.btn-sm{height:40px;padding:0 20px;font-size:14px}
.btn-block{width:100%}
.chip{
  display:inline-flex;align-items:center;gap:6px;
  height:28px;padding:0 13px;border-radius:var(--r-pill);
  font-size:12px;font-weight:500;letter-spacing:.02em;
  background:var(--c-primary-soft);color:var(--c-primary-dark);
  border:1px solid transparent;white-space:nowrap;
}
.chip-green{background:var(--c-secondary-soft);color:var(--c-secondary)}
.chip-amber{background:var(--c-accent-soft);color:var(--c-warn)}
.chip-line{background:transparent;border-color:var(--c-border);color:var(--c-ink-3)}
.filter-btn{
  height:34px;padding:0 18px;border-radius:var(--r-pill);
  font-size:13px;font-weight:500;color:var(--c-ink-2);
  background:var(--c-surface);border:1px solid var(--c-border);
  transition:all .2s ease;white-space:nowrap;
}
.filter-btn:hover{border-color:var(--c-primary);color:var(--c-primary-dark)}
.filter-btn.active{background:var(--c-primary);border-color:var(--c-primary);color:#fff}

/* ---------- Section shell ---------- */
.section{padding:72px 0}
.section-alt{background:var(--c-bg-alt)}
.section-dark{background:var(--c-dark);color:rgba(255,255,255,.78)}
.section-dark h2,.section-dark h3,.section-dark h4{color:#fff}
.section-primary{background:var(--c-primary);color:rgba(255,255,255,.92)}
.section-primary h2,.section-primary h3{color:#fff}
.section-head{max-width:760px;margin-bottom:36px}
.section-head.center{text-align:center;margin-left:auto;margin-right:auto}
.eyebrow{
  display:inline-block;margin-bottom:14px;padding:4px 12px;
  border-radius:var(--r-pill);background:var(--c-primary-soft);
  color:var(--c-primary-dark);font-size:12px;font-weight:600;letter-spacing:.05em;
}
.section-dark .eyebrow{background:rgba(242,160,60,.16);color:var(--c-accent)}
.section-primary .eyebrow{background:rgba(255,255,255,.2);color:#fff}
.section h2{font-size:clamp(24px,3.1vw,36px);line-height:1.35}
.section h2::after{content:"";display:block;width:40px;height:3px;border-radius:2px;background:var(--c-primary);margin-top:14px}
.section-head.center h2::after{margin-left:auto;margin-right:auto}
.section-primary h2::after{background:rgba(255,255,255,.6)}
.section-sub{margin-top:16px;font-size:15px;color:var(--c-ink-3);max-width:42em}
.section-head.center .section-sub{margin-left:auto;margin-right:auto}

/* ---------- Category hero ---------- */
.cat-hero{
  background:var(--c-bg-alt);
  border-bottom:1px solid var(--c-border);
  padding:30px 0 44px;
}
.breadcrumb{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--c-ink-3);margin-bottom:16px;flex-wrap:wrap}
.breadcrumb a:hover{color:var(--c-primary-dark)}
.breadcrumb span.sep{color:var(--c-border)}
.breadcrumb .current{color:var(--c-ink-2);font-weight:500}
.cat-hero h1{
  font-size:clamp(25px,3.3vw,38px);
  line-height:1.3;max-width:26em;
}
.cat-lead{margin-top:14px;font-size:16px;color:var(--c-ink-2);max-width:48em}
.cat-search{display:flex;gap:10px;max-width:600px;margin:26px 0 0}
.cat-search input{
  flex:1;height:48px;padding:0 20px;border-radius:var(--r-pill);
  border:1px solid var(--c-border);background:var(--c-surface);
  font-size:15px;color:var(--c-ink);min-width:0;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.cat-search input::placeholder{color:var(--c-ink-3)}
.cat-search input:focus{outline:none;border-color:var(--c-primary);box-shadow:0 0 0 3px var(--c-primary-soft)}
.hot-chips{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin-top:16px;font-size:13px;color:var(--c-ink-3)}
.hot-chips a{
  display:inline-flex;align-items:center;height:28px;padding:0 13px;
  border-radius:var(--r-pill);background:var(--c-surface);
  border:1px solid var(--c-border);font-size:12px;color:var(--c-ink-2);
  transition:all .2s ease;
}
.hot-chips a:hover{border-color:var(--c-primary);color:var(--c-primary-dark);background:var(--c-primary-soft)}
.filter-row{display:flex;gap:10px;margin-top:26px;overflow-x:auto;padding-bottom:4px;scrollbar-width:none}
.filter-row::-webkit-scrollbar{display:none}

/* ---------- Run cards ---------- */
.run-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:22px}
.run-card{
  background:var(--c-surface);border:1px solid var(--c-border);
  border-radius:var(--r-md);box-shadow:var(--sh-1);
  overflow:hidden;display:flex;flex-direction:column;
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.run-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:var(--c-primary-soft)}
.run-thumb{position:relative;aspect-ratio:16/10;background:var(--c-bg-alt);overflow:hidden}
.run-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease}
.run-card:hover .run-thumb img{transform:scale(1.03)}
.run-thumb .city{
  position:absolute;top:12px;left:12px;
  display:inline-flex;align-items:center;height:26px;padding:0 12px;
  border-radius:var(--r-pill);background:rgba(35,32,29,.72);
  color:#fff;font-size:12px;font-weight:500;letter-spacing:.02em;
  -webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);
}
.run-thumb .quota{
  position:absolute;top:12px;right:12px;
  display:inline-flex;align-items:center;height:26px;padding:0 12px;
  border-radius:var(--r-pill);background:var(--c-accent);
  color:#fff;font-size:12px;font-weight:600;
}
.run-body{padding:20px 22px 22px;display:flex;flex-direction:column;gap:12px;flex:1}
.run-body h3{font-size:18px;font-weight:600;line-height:1.5}
.run-meta{display:flex;flex-wrap:wrap;gap:6px 16px;font-size:13px;color:var(--c-ink-3)}
.run-meta strong{color:var(--c-ink-2);font-weight:600;font-variant-numeric:tabular-nums}
.run-tags{display:flex;flex-wrap:wrap;gap:8px}
.run-foot{margin-top:auto;padding-top:14px;border-top:1px dashed var(--c-border);display:flex;flex-direction:column;gap:10px}
.progress{height:6px;border-radius:var(--r-pill);background:var(--c-border);overflow:hidden}
.progress span{display:block;height:100%;border-radius:var(--r-pill);background:var(--c-accent)}
.quota-line{display:flex;justify-content:space-between;font-size:12px;color:var(--c-ink-3);font-variant-numeric:tabular-nums}

/* ---------- Route strip ---------- */
.route-strip{
  display:flex;gap:18px;overflow-x:auto;padding:4px 2px 18px;
  scroll-snap-type:x mandatory;scrollbar-width:none;
  -webkit-mask-image:linear-gradient(to right,transparent 0,#000 26px,#000 calc(100% - 26px),transparent 100%);
  mask-image:linear-gradient(to right,transparent 0,#000 26px,#000 calc(100% - 26px),transparent 100%);
}
.route-strip::-webkit-scrollbar{display:none}
.route-card{
  flex:0 0 300px;scroll-snap-align:start;
  background:var(--c-surface);border:1px solid var(--c-border);
  border-radius:var(--r-md);box-shadow:var(--sh-1);
  overflow:hidden;transition:transform .25s ease,box-shadow .25s ease;
}
.route-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2)}
.route-card img{width:100%;aspect-ratio:16/10;object-fit:cover;background:var(--c-bg-alt)}
.route-body{padding:18px 20px 20px}
.route-body h3{font-size:17px;font-weight:600}
.route-facts{display:flex;flex-wrap:wrap;gap:8px;margin-top:12px}
.route-body p{margin-top:12px;font-size:13px;color:var(--c-ink-3);line-height:1.75}

/* ---------- Leaders ---------- */
.leader-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px}
.leader-card{
  background:var(--c-surface);border:1px solid var(--c-border);
  border-radius:var(--r-md);box-shadow:var(--sh-1);
  padding:24px 20px;text-align:center;
  transition:transform .25s ease,box-shadow .25s ease;
}
.leader-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2)}
.leader-avatar{width:76px;height:76px;border-radius:50%;object-fit:cover;margin:0 auto 14px;border:3px solid var(--c-primary-soft)}
.leader-card h3{font-size:17px;font-weight:600}
.leader-city{font-size:12px;color:var(--c-ink-3);margin-top:4px;letter-spacing:.04em}
.leader-card p{margin-top:12px;font-size:14px;line-height:1.78;color:var(--c-ink-2)}
.leader-stat{margin-top:14px;padding-top:12px;border-top:1px solid var(--c-border);font-size:13px;color:var(--c-secondary);font-weight:600;font-variant-numeric:tabular-nums}

/* ---------- FAQ ---------- */
.faq-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
details.faq{
  background:var(--c-surface);border:1px solid var(--c-border);
  border-radius:var(--r-md);padding:18px 22px;
  transition:background .25s ease,border-color .25s ease;
}
details.faq[open]{background:var(--c-primary-soft);border-color:var(--c-primary)}
details.faq summary{
  display:flex;align-items:center;justify-content:space-between;gap:14px;
  cursor:pointer;list-style:none;font-size:16px;font-weight:600;color:var(--c-ink);
}
details.faq summary::-webkit-details-marker{display:none}
details.faq summary::after{
  content:"+";flex:none;width:26px;height:26px;line-height:22px;text-align:center;
  border-radius:50%;border:1px solid var(--c-border);background:var(--c-surface);
  color:var(--c-primary-dark);font-size:16px;font-weight:600;
  transition:transform .25s ease;
}
details.faq[open] summary::after{content:"−";transform:rotate(180deg)}
details.faq p{margin-top:12px;font-size:14px;line-height:1.85;color:var(--c-ink-2)}

/* ---------- Safety ---------- */
.safety-panel{
  border:1px solid var(--c-secondary);border-radius:var(--r-lg);
  background:var(--c-secondary-soft);
  padding:34px;display:grid;grid-template-columns:290px 1fr;gap:34px;
}
.safety-intro h2{font-size:clamp(22px,2.4vw,28px);color:var(--c-secondary)}
.safety-intro h2::after{background:var(--c-secondary)}
.safety-intro p{margin-top:14px;font-size:14px;color:var(--c-ink-2)}
.safety-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
.safety-item{background:rgba(255,255,255,.72);border:1px solid rgba(31,91,78,.16);border-radius:var(--r-md);padding:16px 18px}
.safety-item h4{font-size:15px;font-weight:600;color:var(--c-secondary);display:flex;align-items:center;gap:8px}
.safety-item h4 i{display:inline-block;width:8px;height:8px;border-radius:50%;background:var(--c-secondary);flex:none}
.safety-item p{margin-top:8px;font-size:13px;line-height:1.78;color:var(--c-ink-2)}
.safety-note{grid-column:1/-1;font-size:12px;color:var(--c-ink-3);border-top:1px dashed rgba(31,91,78,.24);padding-top:14px}

/* ---------- News ---------- */
.news-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:22px}
.news-card{
  background:var(--c-surface);border:1px solid var(--c-border);
  border-radius:var(--r-md);box-shadow:var(--sh-1);
  overflow:hidden;display:flex;flex-direction:column;
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.news-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:var(--c-primary-soft)}
.news-thumb{aspect-ratio:16/10;background:var(--c-bg-alt);overflow:hidden}
.news-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease}
.news-card:hover .news-thumb img{transform:scale(1.03)}
.news-body{padding:18px 20px 20px;display:flex;flex-direction:column;gap:10px;flex:1}
.news-body h3{
  font-size:16px;font-weight:600;line-height:1.6;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-body p{
  font-size:13px;line-height:1.75;color:var(--c-ink-3);
  display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;
}
.news-foot{margin-top:auto;padding-top:12px;border-top:1px solid var(--c-border);display:flex;align-items:center;justify-content:space-between;font-size:12px;color:var(--c-ink-3);font-variant-numeric:tabular-nums}
.news-foot span{color:var(--c-primary-dark);font-weight:600}
.empty-state{
  grid-column:1/-1;text-align:center;padding:48px 24px;
  border:1px dashed var(--c-border);border-radius:var(--r-md);background:var(--c-surface);
}
.empty-state .empty-icon{
  width:64px;height:64px;margin:0 auto 16px;border-radius:50%;
  border:2px solid var(--c-border);display:flex;align-items:center;justify-content:center;
  color:var(--c-ink-3);font-size:24px;font-weight:700;
}
.empty-state p{font-size:14px;color:var(--c-ink-3)}

/* ---------- Category entry ---------- */
.entry-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.entry-card{
  display:flex;flex-direction:column;gap:10px;
  background:var(--c-surface);border:1px solid var(--c-border);
  border-radius:var(--r-md);box-shadow:var(--sh-1);padding:24px;
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.entry-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:var(--c-primary)}
.entry-card h3{font-size:18px;font-weight:600}
.entry-card p{font-size:14px;color:var(--c-ink-3);line-height:1.8}
.entry-card .entry-more{font-size:13px;font-weight:600;color:var(--c-primary-dark);margin-top:auto;padding-top:8px}
.entry-foot{display:flex;justify-content:center;margin-top:32px}

/* ---------- CTA ---------- */
.cta-inner{display:flex;align-items:center;justify-content:space-between;gap:36px;flex-wrap:wrap}
.cta-inner h2{font-size:clamp(24px,3vw,34px)}
.cta-inner h2::after{margin-top:14px}
.cta-inner p{margin-top:16px;font-size:15px;max-width:36em}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap}
.cta-badges{display:flex;gap:10px;flex-wrap:wrap;margin-top:24px;font-size:12px;color:rgba(255,255,255,.82)}
.cta-badges span{
  display:inline-flex;align-items:center;height:26px;padding:0 12px;
  border-radius:var(--r-pill);background:rgba(255,255,255,.16);
}

/* ---------- Footer ---------- */
.site-footer{background:var(--c-dark);color:rgba(255,255,255,.72);padding:64px 0 28px;font-size:14px}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:40px}
.footer-brand .brand{margin-bottom:18px}
.footer-brand .brand-name{color:#fff}
.footer-brand .brand-sub{color:rgba(255,255,255,.5)}
.footer-brand p{font-size:13px;line-height:1.85;color:rgba(255,255,255,.6);max-width:34em}
.footer-col h4{font-size:14px;font-weight:600;color:#fff;margin-bottom:16px;letter-spacing:.04em}
.footer-col ul{display:flex;flex-direction:column;gap:10px}
.footer-col a{font-size:13px;color:rgba(255,255,255,.64);transition:color .2s ease}
.footer-col a:hover{color:var(--c-accent)}
.footer-bottom{
  margin-top:44px;padding-top:22px;border-top:1px solid rgba(255,255,255,.12);
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:12px;color:rgba(255,255,255,.46);
}

/* ---------- Responsive ---------- */
@media (max-width:1080px){
  .seg-nav a{padding:8px 15px;font-size:13px}
  .leader-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .footer-grid{grid-template-columns:1.4fr 1fr 1fr;gap:32px}
}
@media (max-width:1024px){
  .seg-nav{display:none}
  .nav-toggle{display:flex}
  .header-actions .btn-outline{display:none}
  .safety-panel{grid-template-columns:1fr;gap:24px}
  .entry-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .faq-list{grid-template-columns:1fr}
}
@media (max-width:768px){
  .container{padding:0 16px}
  .section{padding:44px 0}
  .cat-hero{padding:22px 0 32px}
  .cat-search{flex-direction:column}
  .cat-search input{height:46px}
  .cat-search .btn{width:100%}
  .run-grid{grid-template-columns:1fr}
  .news-grid{grid-template-columns:1fr}
  .leader-grid{grid-template-columns:1fr}
  .safety-list{grid-template-columns:1fr}
  .entry-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
  .footer-brand{grid-column:1/-1}
  .cta-actions{width:100%}
  .cta-actions .btn{flex:1 1 auto}
  .route-card{flex:0 0 260px}
}
@media (max-width:520px){
  .header-top{height:64px}
  .brand-name{font-size:15px}
  .brand-sub{font-size:9px}
  .header-actions .btn-primary{display:none}
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column;gap:8px}
  .btn{height:46px;padding:0 20px}
  .section-head{margin-bottom:26px}
}

/* roulang page: category2 */
:root{
  --c-primary:#E8553F;
  --c-primary-dark:#CE4230;
  --c-primary-soft:#FBE3DE;
  --c-secondary:#1F5B4E;
  --c-secondary-soft:#DCEBE5;
  --c-accent:#F2A03C;
  --c-accent-soft:#FCEFD9;
  --c-ink:#1E1B18;
  --c-ink-2:#4A443D;
  --c-ink-3:#857C72;
  --c-bg:#FBF7F2;
  --c-bg-alt:#F3EDE4;
  --c-surface:#FFFFFF;
  --c-dark:#23201D;
  --c-border:#E6DED4;
  --c-success:#3F8F6B;
  --c-warn:#C97A2B;
  --c-danger:#C2402F;
  --r-sm:10px;
  --r-md:16px;
  --r-lg:24px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(30,27,24,.05),0 6px 18px rgba(30,27,24,.06);
  --sh-2:0 12px 32px rgba(30,27,24,.12);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC","Noto Sans SC",system-ui,sans-serif;
  font-size:16px;line-height:1.85;letter-spacing:.01em;
  color:var(--c-ink-2);background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4{margin:0;color:var(--c-ink);letter-spacing:-.01em}
h1{line-height:1.25}
h2{line-height:1.35}
h3{line-height:1.45}
p{margin:0}
a{color:inherit;text-decoration:none;transition:color .2s ease}
img{max-width:100%;display:block}
ul,ol{margin:0;padding:0;list-style:none}
button{font:inherit;color:inherit;border:0;background:none;cursor:pointer}
:focus-visible{outline:2px solid var(--c-accent);outline-offset:3px;border-radius:4px}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}

/* ---------- Header ---------- */
.site-header{
  position:sticky;top:0;z-index:200;
  background:rgba(251,247,242,.9);
  -webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);
  border-bottom:1px solid transparent;
  transition:box-shadow .25s ease,border-color .25s ease;
}
.site-header.is-scrolled{box-shadow:var(--sh-1);border-bottom-color:var(--c-border)}
.header-top{display:flex;align-items:center;justify-content:space-between;gap:20px;height:72px}
.brand{display:flex;align-items:center;gap:11px;min-width:0}
.brand-mark{width:38px;height:38px;flex:none}
.brand-text{display:flex;flex-direction:column;line-height:1.2;min-width:0}
.brand-name{font-size:16px;font-weight:700;color:var(--c-ink);white-space:nowrap}
.brand-sub{font-size:10px;letter-spacing:.1em;color:var(--c-ink-3);white-space:nowrap}
.header-actions{display:flex;align-items:center;gap:10px;flex:none}
.nav-toggle{display:none;width:44px;height:44px;border-radius:var(--r-sm);border:1px solid var(--c-border);background:var(--c-surface);align-items:center;justify-content:center}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--c-ink);border-radius:2px;position:relative}
.nav-toggle span::before,.nav-toggle span::after{content:"";position:absolute;left:0;width:18px;height:2px;background:var(--c-ink);border-radius:2px}
.nav-toggle span::before{top:-6px}
.nav-toggle span::after{top:6px}
.header-segwrap{padding-bottom:12px}
.seg-nav{
  display:flex;gap:6px;padding:6px;
  background:var(--c-surface);border:1px solid var(--c-border);
  border-radius:var(--r-pill);
  overflow-x:auto;scrollbar-width:none;
  -webkit-overflow-scrolling:touch;
}
.seg-nav::-webkit-scrollbar{display:none}
.seg-nav a{
  flex:none;padding:8px 20px;border-radius:var(--r-pill);
  font-size:14px;font-weight:500;color:var(--c-ink-2);white-space:nowrap;
  transition:background .2s ease,color .2s ease;
}
.seg-nav a:hover{background:var(--c-primary-soft);color:var(--c-primary-dark)}
.seg-nav a.active{background:var(--c-primary);color:#fff;box-shadow:inset 0 1px 2px rgba(0,0,0,.14)}
.mobile-drawer{display:none;border-top:1px solid var(--c-border);background:var(--c-surface)}
.mobile-drawer.open{display:block}
.mobile-drawer ul{padding:12px 24px 4px;display:flex;flex-direction:column;gap:4px}
.mobile-drawer a{display:block;padding:12px 14px;border-radius:var(--r-sm);font-size:15px;font-weight:500;color:var(--c-ink-2)}
.mobile-drawer a.active,.mobile-drawer a:hover{background:var(--c-primary-soft);color:var(--c-primary-dark)}
.mobile-drawer .drawer-cta{padding:12px 24px 20px;display:flex;gap:10px}

/* ---------- Buttons / chips ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 26px;border-radius:var(--r-pill);
  font-size:15px;font-weight:600;white-space:nowrap;
  border:1.5px solid transparent;
  transition:background .2s ease,color .2s ease,transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.btn-primary{background:var(--c-primary);color:#fff}
.btn-primary:hover{background:var(--c-primary-dark);transform:translateY(-1px);box-shadow:var(--sh-2)}
.btn-primary:active{transform:translateY(0);box-shadow:none}
.btn-outline{border-color:var(--c-secondary);color:var(--c-secondary);background:transparent}
.btn-outline:hover{background:var(--c-secondary-soft)}
.btn-light{background:#fff;color:var(--c-ink)}
.btn-light:hover{background:var(--c-primary-soft);color:var(--c-primary-dark);transform:translateY(-1px)}
.btn-ghost{color:var(--c-primary-dark);padding:0 4px;height:auto;border-radius:0;border-bottom:1.5px solid transparent;background:none}
.btn-ghost:hover{border-bottom-color:var(--c-primary)}
.btn-sm{height:40px;padding:0 20px;font-size:14px}
.chip{
  display:inline-flex;align-items:center;gap:6px;
  height:28px;padding:0 13px;border-radius:var(--r-pill);
  font-size:12px;font-weight:500;letter-spacing:.02em;
  background:var(--c-primary-soft);color:var(--c-primary-dark);
  border:1px solid transparent;
}
.chip-green{background:var(--c-secondary-soft);color:var(--c-secondary)}
.chip-amber{background:var(--c-accent-soft);color:var(--c-warn)}
.chip-line{background:transparent;border-color:var(--c-border);color:var(--c-ink-3)}
.filter-btn{
  height:34px;padding:0 18px;border-radius:var(--r-pill);
  font-size:13px;font-weight:500;color:var(--c-ink-2);
  background:var(--c-surface);border:1px solid var(--c-border);
  transition:all .2s ease;
}
.filter-btn:hover{border-color:var(--c-primary);color:var(--c-primary-dark)}
.filter-btn.active{background:var(--c-primary);border-color:var(--c-primary);color:#fff}

/* ---------- Section shell ---------- */
.section{padding:72px 0}
.section-alt{background:var(--c-bg-alt)}
.section-dark{background:var(--c-dark);color:rgba(255,255,255,.78)}
.section-head{max-width:760px;margin-bottom:36px}
.eyebrow{
  display:inline-block;margin-bottom:14px;padding:4px 12px;
  border-radius:var(--r-pill);background:var(--c-primary-soft);
  color:var(--c-primary-dark);font-size:12px;font-weight:600;letter-spacing:.05em;
}
.section h2{font-size:clamp(24px,3.1vw,36px)}
.section h2::after{content:"";display:block;width:40px;height:3px;border-radius:2px;background:var(--c-primary);margin-top:16px}
.section-head p{margin-top:18px;font-size:16px;color:var(--c-ink-2);max-width:42em}

/* ---------- Category head ---------- */
.cat-hero{background:var(--c-bg-alt);border-bottom:1px solid var(--c-border);padding:34px 0 38px}
.crumb{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--c-ink-3);margin-bottom:18px;flex-wrap:wrap}
.crumb a:hover{color:var(--c-primary-dark)}
.crumb span.sep{color:var(--c-border)}
.cat-hero h1{font-size:clamp(26px,3.6vw,40px);max-width:20em}
.cat-lead{margin-top:14px;font-size:16px;color:var(--c-ink-2);max-width:44em}
.chip-row{display:flex;gap:10px;flex-wrap:wrap;margin-top:24px}

/* ---------- Group cards ---------- */
.group-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}
.group-card{
  background:var(--c-surface);border:1px solid var(--c-border);border-radius:var(--r-md);
  box-shadow:var(--sh-1);overflow:hidden;
  display:flex;flex-direction:column;
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.group-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:var(--c-primary-soft)}
.group-thumb{position:relative;aspect-ratio:16/10;background:var(--c-bg-alt);overflow:hidden}
.group-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease}
.group-card:hover .group-thumb img{transform:scale(1.03)}
.group-body{padding:20px 22px 22px;display:flex;flex-direction:column;gap:10px;flex:1}
.group-body h3{font-size:19px;font-weight:600}
.group-desc{font-size:14px;line-height:1.8;color:var(--c-ink-3)}
.group-meta{display:flex;flex-wrap:wrap;gap:8px;margin-top:auto;padding-top:8px}
.group-tagline{display:flex;gap:8px;flex-wrap:wrap}
.group-feature{
  grid-column:span 2;grid-row:span 2;
  background:var(--c-surface);border:1px solid var(--c-border);border-radius:var(--r-lg);
  box-shadow:var(--sh-1);overflow:hidden;display:flex;flex-direction:column;
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.group-feature:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:var(--c-primary-soft)}
.group-feature .group-thumb{aspect-ratio:21/9}
.group-feature .group-body{padding:26px 28px 28px}
.group-feature h3{font-size:24px}
.group-feature .group-desc{font-size:15px;color:var(--c-ink-2);max-width:40em}
.feature-top{display:flex;align-items:center;gap:12px;flex-wrap:wrap}
.feature-foot{display:flex;align-items:center;gap:14px;flex-wrap:wrap;margin-top:6px}

/* ---------- Hosts ---------- */
.host-strip{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px}
.host-card{
  background:var(--c-surface);border:1px solid var(--c-border);border-radius:var(--r-md);
  padding:22px;box-shadow:var(--sh-1);text-align:left;
  transition:transform .25s ease,box-shadow .25s ease;
}
.host-card:hover{transform:translateY(-3px);box-shadow:var(--sh-2)}
.host-avatar{
  width:56px;height:56px;border-radius:50%;overflow:hidden;background:var(--c-bg-alt);
  border:2px solid var(--c-primary-soft);margin-bottom:14px;
}
.host-avatar img{width:100%;height:100%;object-fit:cover}
.host-card h3{font-size:16px;font-weight:600}
.host-role{font-size:12px;color:var(--c-primary-dark);margin-top:4px}
.host-card p{font-size:13px;line-height:1.8;color:var(--c-ink-3);margin-top:10px}

/* ---------- Rules ---------- */
.rule-list{display:flex;flex-direction:column;gap:14px;max-width:900px}
.rule-item{
  display:flex;gap:18px;align-items:flex-start;
  background:var(--c-surface);border:1px solid var(--c-border);border-radius:var(--r-md);
  padding:20px 24px;box-shadow:var(--sh-1);
}
.rule-num{
  flex:none;width:34px;height:34px;border-radius:50%;
  background:var(--c-primary);color:#fff;font-weight:700;font-size:15px;
  display:flex;align-items:center;justify-content:center;
  font-variant-numeric:tabular-nums;
}
.rule-item h3{font-size:17px;font-weight:600}
.rule-item p{font-size:14px;line-height:1.8;color:var(--c-ink-3);margin-top:6px}

/* ---------- Pact ---------- */
.pact-panel{
  border:1px solid var(--c-border);border-radius:var(--r-lg);
  background:var(--c-surface);box-shadow:var(--sh-1);padding:32px;
}
.pact-grid{display:grid;grid-template-columns:1fr 1fr;gap:32px}
.pact-col h3{font-size:18px;font-weight:600;display:flex;align-items:center;gap:10px;margin-bottom:14px}
.dot{width:8px;height:8px;border-radius:50%;background:var(--c-secondary);flex:none}
.dot-amber{background:var(--c-accent)}
.pact-col li{
  position:relative;padding-left:18px;font-size:14px;line-height:1.85;color:var(--c-ink-2);margin-bottom:10px;
}
.pact-col li::before{
  content:"";position:absolute;left:0;top:.72em;width:6px;height:6px;border-radius:50%;background:var(--c-primary);
}
.pact-note{margin-top:24px;padding-top:18px;border-top:1px solid var(--c-border);font-size:13px;color:var(--c-ink-3)}

/* ---------- Stats ---------- */
.stat-strip{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}
.stat-item{
  background:var(--c-surface);border:1px solid var(--c-border);border-radius:var(--r-lg);
  padding:28px;box-shadow:var(--sh-1);
}
.stat-num{
  font-size:44px;font-weight:700;color:var(--c-primary);line-height:1.1;
  font-variant-numeric:tabular-nums;letter-spacing:-.02em;
}
.stat-unit{font-size:15px;font-weight:600;color:var(--c-ink-2);margin-left:6px}
.stat-item p{font-size:14px;color:var(--c-ink-3);margin-top:10px}
.stat-item small{display:block;margin-top:8px;font-size:12px;color:var(--c-ink-3)}

/* ---------- News ---------- */
.news-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}
.news-card{
  display:flex;flex-direction:column;background:var(--c-surface);
  border:1px solid var(--c-border);border-radius:var(--r-md);
  box-shadow:var(--sh-1);overflow:hidden;
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.news-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:var(--c-primary-soft)}
.news-thumb{aspect-ratio:16/10;background:var(--c-bg-alt);overflow:hidden}
.news-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease}
.news-card:hover .news-thumb img{transform:scale(1.03)}
.news-body{padding:18px 20px 20px;display:flex;flex-direction:column;gap:10px;flex:1}
.news-body h3{font-size:16px;font-weight:600;line-height:1.55;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-body p{font-size:13px;line-height:1.75;color:var(--c-ink-3);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-foot{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-top:auto;padding-top:8px;font-size:12px;color:var(--c-ink-3)}
.news-foot .arrow{color:var(--c-primary-dark);font-weight:600}
.list-more{display:flex;justify-content:center;margin-top:34px}
.empty-state{
  border:1px dashed var(--c-border);border-radius:var(--r-lg);background:var(--c-surface);
  padding:48px 24px;text-align:center;
}
.empty-state .empty-ico{
  width:64px;height:64px;margin:0 auto 16px;border-radius:50%;
  border:1.5px solid var(--c-border);display:flex;align-items:center;justify-content:center;
  color:var(--c-ink-3);font-size:24px;
}
.empty-state p{font-size:14px;color:var(--c-ink-3)}

/* ---------- Entry panel ---------- */
.entry-panel{
  background:var(--c-surface);border:1px solid var(--c-border);border-radius:var(--r-lg);
  padding:32px;box-shadow:var(--sh-1);
  display:flex;align-items:center;justify-content:space-between;gap:28px;flex-wrap:wrap;
}
.entry-panel h2{font-size:22px}
.entry-panel h2::after{display:none}
.entry-panel p{font-size:14px;color:var(--c-ink-3);margin-top:8px;max-width:34em}
.entry-chips{display:flex;gap:10px;flex-wrap:wrap}
.entry-chips a{
  display:inline-flex;align-items:center;height:40px;padding:0 20px;border-radius:var(--r-pill);
  border:1px solid var(--c-border);background:var(--c-bg);font-size:14px;font-weight:500;color:var(--c-ink-2);
  transition:all .2s ease;
}
.entry-chips a:hover{background:var(--c-primary-soft);border-color:var(--c-primary-soft);color:var(--c-primary-dark)}

/* ---------- Footer ---------- */
.site-footer{background:var(--c-dark);color:rgba(255,255,255,.72);padding:64px 0 28px}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:40px}
.footer-brand .brand-name{color:#fff}
.footer-brand .brand-sub{color:rgba(255,255,255,.5)}
.footer-brand p{font-size:14px;line-height:1.9;color:rgba(255,255,255,.62);margin-top:16px;max-width:34em}
.footer-col h4{font-size:15px;color:#fff;margin-bottom:14px}
.footer-col ul{display:flex;flex-direction:column;gap:10px}
.footer-col a{font-size:14px;color:rgba(255,255,255,.66)}
.footer-col a:hover{color:var(--c-accent)}
.footer-bottom{
  margin-top:44px;padding-top:20px;border-top:1px solid rgba(255,255,255,.12);
  display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;
  font-size:12px;color:rgba(255,255,255,.45);
}

/* ---------- Responsive ---------- */
@media (max-width:1024px){
  .group-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .group-feature{grid-column:span 2;grid-row:auto}
  .host-strip{grid-template-columns:repeat(2,minmax(0,1fr))}
  .news-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .footer-grid{grid-template-columns:1.6fr 1fr 1fr;gap:32px}
  .footer-brand{grid-column:span 3}
}
@media (max-width:860px){
  .header-actions .btn-login{display:none}
}
@media (max-width:768px){
  .container{padding:0 16px}
  .header-top{height:64px}
  .nav-toggle{display:flex}
  .header-actions .btn-join{display:none}
  .header-segwrap{display:none}
  .section{padding:44px 0}
  .cat-hero{padding:24px 0 28px}
  .pact-grid{grid-template-columns:1fr;gap:22px}
  .stat-strip{grid-template-columns:1fr}
  .pact-panel{padding:24px}
  .entry-panel{padding:24px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
  .footer-brand{grid-column:span 2}
}
@media (max-width:560px){
  .group-grid,.news-grid,.host-strip{grid-template-columns:1fr}
  .group-feature{grid-column:span 1}
  .group-feature h3{font-size:20px}
  .btn{width:100%}
  .btn-sm,.filter-btn{width:auto}
  .chip-row{flex-wrap:nowrap;overflow-x:auto;padding-bottom:4px;scrollbar-width:none}
  .chip-row::-webkit-scrollbar{display:none}
  .stat-num{font-size:36px}
  .footer-grid{grid-template-columns:1fr}
  .footer-brand{grid-column:span 1}
}

/* roulang page: category3 */
:root{
  --c-primary:#E8553F;
  --c-primary-dark:#CE4230;
  --c-primary-soft:#FBE3DE;
  --c-secondary:#1F5B4E;
  --c-secondary-soft:#DCEBE5;
  --c-accent:#F2A03C;
  --c-accent-soft:#FCEFD9;
  --c-ink:#1E1B18;
  --c-ink-2:#4A443D;
  --c-ink-3:#857C72;
  --c-bg:#FBF7F2;
  --c-bg-alt:#F3EDE4;
  --c-surface:#FFFFFF;
  --c-dark:#23201D;
  --c-border:#E6DED4;
  --c-success:#3F8F6B;
  --c-warn:#C97A2B;
  --c-danger:#C2402F;
  --r-sm:10px;
  --r-md:16px;
  --r-lg:24px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(30,27,24,.05),0 6px 18px rgba(30,27,24,.06);
  --sh-2:0 12px 32px rgba(30,27,24,.12);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC","Noto Sans SC",system-ui,sans-serif;
  font-size:16px;line-height:1.85;letter-spacing:.01em;
  color:var(--c-ink-2);background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4{margin:0;color:var(--c-ink);line-height:1.35;letter-spacing:-.01em}
p{margin:0}
ul{margin:0;padding:0;list-style:none}
a{color:inherit;text-decoration:none;transition:color .2s ease}
img{max-width:100%;display:block;height:auto}
button{font:inherit;color:inherit;border:0;background:none;cursor:pointer}
:focus-visible{outline:2px solid var(--c-accent);outline-offset:3px;border-radius:4px}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}

/* ---------- Header ---------- */
.site-header{
  position:sticky;top:0;z-index:200;
  background:rgba(251,247,242,.9);
  -webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);
  border-bottom:1px solid transparent;
  transition:box-shadow .25s ease,border-color .25s ease;
}
.site-header.is-scrolled{box-shadow:var(--sh-1);border-bottom-color:var(--c-border)}
.header-top{display:flex;align-items:center;justify-content:space-between;gap:20px;height:72px}
.brand{display:flex;align-items:center;gap:11px;min-width:0}
.brand-mark{width:38px;height:38px;flex:none}
.brand-text{display:flex;flex-direction:column;line-height:1.2;min-width:0}
.brand-name{font-size:16px;font-weight:700;color:var(--c-ink);white-space:nowrap}
.brand-sub{font-size:10px;letter-spacing:.1em;color:var(--c-ink-3);white-space:nowrap}
.header-actions{display:flex;align-items:center;gap:10px;flex:none}
.nav-toggle{display:none;width:44px;height:44px;border-radius:var(--r-sm);border:1px solid var(--c-border);background:var(--c-surface);align-items:center;justify-content:center}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--c-ink);border-radius:2px;position:relative}
.nav-toggle span::before,.nav-toggle span::after{content:"";position:absolute;left:0;width:18px;height:2px;background:var(--c-ink);border-radius:2px}
.nav-toggle span::before{top:-6px}
.nav-toggle span::after{top:6px}
.seg-nav{
  display:flex;gap:6px;padding:6px;
  background:var(--c-surface);border:1px solid var(--c-border);
  border-radius:var(--r-pill);
  overflow-x:auto;scrollbar-width:none;
}
.seg-nav::-webkit-scrollbar{display:none}
.seg-nav a{
  flex:none;padding:8px 20px;border-radius:var(--r-pill);
  font-size:14px;font-weight:500;color:var(--c-ink-2);
  transition:background .2s ease,color .2s ease;
}
.seg-nav a:hover{background:var(--c-primary-soft);color:var(--c-primary-dark)}
.seg-nav a.active{background:var(--c-primary);color:#fff;box-shadow:inset 0 1px 2px rgba(0,0,0,.14)}
.header-navrow{padding-bottom:12px}
.mobile-drawer{display:none;border-top:1px solid var(--c-border);background:var(--c-surface)}
.mobile-drawer.open{display:block}
.mobile-drawer ul{padding:12px 24px 4px;display:flex;flex-direction:column;gap:4px}
.mobile-drawer a{display:block;padding:12px 14px;border-radius:var(--r-sm);font-size:15px;font-weight:500;color:var(--c-ink-2)}
.mobile-drawer a.active,.mobile-drawer a:hover{background:var(--c-primary-soft);color:var(--c-primary-dark)}
.mobile-drawer .drawer-cta{padding:12px 24px 20px;display:flex;gap:10px}
.mobile-drawer .drawer-cta .btn{flex:1}

/* ---------- Buttons / chips ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 26px;border-radius:var(--r-pill);
  font-size:15px;font-weight:600;white-space:nowrap;
  border:1.5px solid transparent;
  transition:background .2s ease,color .2s ease,transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.btn-primary{background:var(--c-primary);color:#fff}
.btn-primary:hover{background:var(--c-primary-dark);transform:translateY(-1px);box-shadow:var(--sh-2)}
.btn-primary:active{transform:translateY(0);box-shadow:none}
.btn-outline{border-color:var(--c-secondary);color:var(--c-secondary);background:transparent}
.btn-outline:hover{background:var(--c-secondary-soft)}
.btn-light{background:#fff;color:var(--c-ink)}
.btn-light:hover{background:var(--c-primary-soft);color:var(--c-primary-dark);transform:translateY(-1px)}
.btn-sm{height:40px;padding:0 20px;font-size:14px}
.chip{
  display:inline-flex;align-items:center;gap:6px;
  height:28px;padding:0 13px;border-radius:var(--r-pill);
  font-size:12px;font-weight:500;letter-spacing:.02em;
  background:var(--c-primary-soft);color:var(--c-primary-dark);
  border:1px solid transparent;
}
.chip-green{background:var(--c-secondary-soft);color:var(--c-secondary)}
.chip-amber{background:var(--c-accent-soft);color:var(--c-warn)}
.chip-line{background:transparent;border-color:var(--c-border);color:var(--c-ink-3)}
.filter-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:22px}
.filter-btn{
  height:34px;padding:0 18px;border-radius:var(--r-pill);
  font-size:13px;font-weight:500;color:var(--c-ink-2);
  background:var(--c-surface);border:1px solid var(--c-border);
  transition:all .2s ease;
}
.filter-btn:hover{border-color:var(--c-primary);color:var(--c-primary-dark)}
.filter-btn.active{background:var(--c-primary);border-color:var(--c-primary);color:#fff}

/* ---------- Section shell ---------- */
.section{padding:72px 0}
.section-alt{background:var(--c-bg-alt)}
.section-dark{background:var(--c-dark);color:rgba(255,255,255,.78)}
.section-dark h2,.section-dark h3,.section-dark h4{color:#fff}
.section-head{max-width:780px;margin-bottom:36px}
.eyebrow{
  display:inline-block;margin-bottom:14px;padding:4px 12px;
  border-radius:var(--r-pill);background:var(--c-primary-soft);
  color:var(--c-primary-dark);font-size:12px;font-weight:600;letter-spacing:.05em;
}
.section-dark .eyebrow{background:rgba(242,160,60,.16);color:var(--c-accent)}
.section h2{font-size:clamp(24px,3.1vw,34px)}
.section h2::after{content:"";display:block;width:40px;height:3px;border-radius:2px;background:var(--c-primary);margin-top:14px}
.section-dark h2::after{background:var(--c-accent)}
.section-intro{margin-top:16px;max-width:42em;font-size:15px;line-height:1.85;color:var(--c-ink-3)}
.section-dark .section-intro{color:rgba(255,255,255,.66)}

/* ---------- Page head ---------- */
.page-head{
  position:relative;
  background:var(--c-bg-alt);
  border-bottom:1px solid var(--c-border);
  padding:40px 0 44px;
  overflow:hidden;
}
.page-head::after{
  content:"";position:absolute;right:-120px;top:-90px;width:380px;height:380px;
  border-radius:50%;background:radial-gradient(circle,rgba(232,85,63,.13),rgba(232,85,63,0) 68%);
  pointer-events:none;
}
.page-head .container{position:relative;z-index:1}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--c-ink-3);margin-bottom:18px}
.breadcrumb a{color:var(--c-ink-3)}
.breadcrumb a:hover{color:var(--c-primary-dark)}
.breadcrumb .sep{color:var(--c-border)}
.breadcrumb .current{color:var(--c-ink-2);font-weight:500}
.page-head h1{
  font-size:clamp(26px,3.6vw,38px);
  line-height:1.25;font-weight:700;max-width:22em;
}
.page-head .lede{margin-top:14px;max-width:40em;font-size:15px;line-height:1.85;color:var(--c-ink-2)}
.page-head .head-meta{display:flex;flex-wrap:wrap;gap:10px;margin-top:20px}

/* ---------- Buddy cards ---------- */
.buddy-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(258px,1fr));gap:20px}
.buddy-card{
  display:flex;flex-direction:column;gap:14px;
  padding:22px;background:var(--c-surface);
  border:1px solid var(--c-border);border-radius:var(--r-md);
  box-shadow:var(--sh-1);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.buddy-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:var(--c-primary-soft)}
.buddy-top{display:flex;align-items:center;gap:12px}
.buddy-avatar{
  width:46px;height:46px;flex:none;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  font-size:16px;font-weight:700;color:#fff;
  background:linear-gradient(140deg,var(--c-primary),var(--c-accent));
  letter-spacing:0;
}
.buddy-card:nth-child(3n+2) .buddy-avatar{background:linear-gradient(140deg,var(--c-secondary),#4E8F7C)}
.buddy-card:nth-child(3n+3) .buddy-avatar{background:linear-gradient(140deg,#B8782F,var(--c-accent))}
.buddy-name{font-size:16px;font-weight:600;color:var(--c-ink);line-height:1.4}
.buddy-city{font-size:12px;color:var(--c-ink-3);margin-top:2px}
.buddy-desc{font-size:14px;line-height:1.75;color:var(--c-ink-2)}
.buddy-tags{display:flex;flex-wrap:wrap;gap:6px}
.buddy-foot{
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  padding-top:12px;border-top:1px solid var(--c-border);
  font-size:12px;color:var(--c-ink-3);
}
.buddy-foot .time{display:inline-flex;align-items:center;gap:6px}
.dot{width:6px;height:6px;border-radius:50%;background:var(--c-success);display:inline-block}
.buddy-empty{
  padding:48px 24px;text-align:center;font-size:14px;color:var(--c-ink-3);
  border:1px dashed var(--c-border);border-radius:var(--r-md);background:var(--c-surface);
}

/* ---------- Match dimensions ---------- */
.match-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.match-card{
  padding:24px 20px;background:var(--c-surface);
  border:1px solid var(--c-border);border-radius:var(--r-md);
  box-shadow:var(--sh-1);
  transition:transform .25s ease,box-shadow .25s ease;
}
.match-card:hover{transform:translateY(-3px);box-shadow:var(--sh-2)}
.match-icon{
  width:44px;height:44px;border-radius:14px;
  display:flex;align-items:center;justify-content:center;
  background:var(--c-secondary-soft);color:var(--c-secondary);
  margin-bottom:16px;
}
.match-card:nth-child(2) .match-icon{background:var(--c-primary-soft);color:var(--c-primary-dark)}
.match-card:nth-child(3) .match-icon{background:var(--c-accent-soft);color:var(--c-warn)}
.match-card:nth-child(4) .match-icon{background:var(--c-secondary-soft);color:var(--c-secondary)}
.match-card h3{font-size:17px;font-weight:600;margin-bottom:8px}
.match-card p{font-size:14px;line-height:1.75;color:var(--c-ink-3)}

/* ---------- Safety panel ---------- */
.safe-panel{
  display:grid;grid-template-columns:0.85fr 1.15fr;gap:36px;
  padding:40px;border-radius:var(--r-lg);
  background:rgba(255,255,255,.04);
  border:1px solid rgba(255,255,255,.14);
}
.safe-panel h2::after{background:var(--c-accent)}
.safe-panel .section-intro{color:rgba(255,255,255,.66)}
.safe-list{display:flex;flex-direction:column;gap:18px}
.safe-item{display:flex;gap:14px;align-items:flex-start}
.safe-item .si{
  flex:none;width:36px;height:36px;border-radius:11px;
  display:flex;align-items:center;justify-content:center;
  background:rgba(242,160,60,.16);color:var(--c-accent);
}
.safe-item h4{font-size:15px;font-weight:600;margin-bottom:6px;color:#fff}
.safe-item p{font-size:14px;line-height:1.75;color:rgba(255,255,255,.66)}
.safe-note{margin-top:22px;font-size:12px;color:rgba(255,255,255,.45);line-height:1.7}

/* ---------- Scene cards ---------- */
.scene-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.scene-card{
  overflow:hidden;background:var(--c-surface);
  border:1px solid var(--c-border);border-radius:var(--r-md);
  box-shadow:var(--sh-1);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.scene-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:var(--c-primary-soft)}
.scene-media{position:relative;aspect-ratio:16/10;overflow:hidden;background:var(--c-bg-alt)}
.scene-media img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease}
.scene-card:hover .scene-media img{transform:scale(1.03)}
.scene-badge{
  position:absolute;left:14px;top:14px;
  padding:4px 12px;border-radius:var(--r-pill);
  background:rgba(255,255,255,.94);color:var(--c-primary-dark);
  font-size:12px;font-weight:600;
}
.scene-body{padding:20px 22px 24px}
.scene-body h3{font-size:18px;font-weight:600;margin-bottom:10px}
.scene-body p{font-size:14px;line-height:1.78;color:var(--c-ink-2)}
.scene-tags{display:flex;flex-wrap:wrap;gap:6px;margin-top:14px}

/* ---------- FAQ ---------- */
.faq-list{display:flex;flex-direction:column;gap:12px;max-width:900px}
.faq-item{
  background:var(--c-surface);border:1px solid var(--c-border);
  border-radius:var(--r-md);overflow:hidden;
  transition:border-color .2s ease,box-shadow .2s ease,background .2s ease;
}
.faq-item[open]{border-color:var(--c-primary-soft);box-shadow:var(--sh-1);background:var(--c-surface)}
.faq-item summary{
  list-style:none;cursor:pointer;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:18px 22px;font-size:16px;font-weight:600;color:var(--c-ink);
  transition:background .2s ease;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary:hover{background:var(--c-primary-soft)}
.faq-item[open] summary{background:var(--c-primary-soft);color:var(--c-primary-dark)}
.faq-arrow{
  flex:none;width:22px;height:22px;border-radius:50%;
  border:1.5px solid currentColor;position:relative;
  transition:transform .25s ease;
}
.faq-arrow::before,.faq-arrow::after{
  content:"";position:absolute;background:currentColor;border-radius:2px;
  left:50%;top:50%;transform:translate(-50%,-50%);
}
.faq-arrow::before{width:10px;height:1.5px}
.faq-arrow::after{width:1.5px;height:10px;transition:opacity .2s ease}
.faq-item[open] .faq-arrow{transform:rotate(180deg)}
.faq-item[open] .faq-arrow::after{opacity:0}
.faq-answer{padding:0 22px 22px;font-size:14px;line-height:1.85;color:var(--c-ink-2)}

/* ---------- CMS articles ---------- */
.post-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:22px}
.post-card{
  display:flex;flex-direction:column;
  background:var(--c-surface);border:1px solid var(--c-border);
  border-radius:var(--r-md);overflow:hidden;box-shadow:var(--sh-1);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.post-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:var(--c-primary-soft)}
.post-media{aspect-ratio:16/10;overflow:hidden;background:var(--c-bg-alt)}
.post-media img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease}
.post-card:hover .post-media img{transform:scale(1.03)}
.post-body{padding:20px 22px 22px;display:flex;flex-direction:column;gap:10px;flex:1}
.post-title{
  font-size:17px;font-weight:600;line-height:1.5;color:var(--c-ink);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.post-card:hover .post-title{color:var(--c-primary-dark)}
.post-excerpt{
  font-size:14px;line-height:1.75;color:var(--c-ink-3);
  display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;
}
.post-foot{
  margin-top:auto;padding-top:12px;border-top:1px solid var(--c-border);
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  font-size:12px;color:var(--c-ink-3);
}
.post-more{display:flex;justify-content:center;margin-top:32px}
.empty-state{
  padding:48px 24px;text-align:center;
  border:1px dashed var(--c-border);border-radius:var(--r-md);
  background:var(--c-surface);
}
.empty-state .empty-icon{
  width:64px;height:64px;margin:0 auto 16px;border-radius:50%;
  border:1.5px solid var(--c-border);display:flex;align-items:center;justify-content:center;
  color:var(--c-ink-3);
}
.empty-state p{font-size:14px;color:var(--c-ink-3);margin-bottom:18px}

/* ---------- Channel entry ---------- */
.channel-panel{
  display:grid;grid-template-columns:1.1fr .9fr;gap:32px;align-items:center;
  padding:44px;border-radius:var(--r-lg);
  background:var(--c-surface);border:1px solid var(--c-border);
  box-shadow:var(--sh-1);
}
.channel-panel h2{font-size:clamp(22px,2.6vw,28px)}
.channel-panel h2::after{display:none}
.channel-panel p{font-size:15px;line-height:1.85;color:var(--c-ink-2);margin-top:14px;max-width:34em}
.channel-chips{display:flex;flex-wrap:wrap;gap:10px}
.channel-link{
  display:inline-flex;align-items:center;gap:8px;
  padding:12px 22px;border-radius:var(--r-pill);
  background:var(--c-bg-alt);border:1px solid var(--c-border);
  font-size:14px;font-weight:600;color:var(--c-ink-2);
  transition:all .2s ease;
}
.channel-link:hover{background:var(--c-primary-soft);border-color:var(--c-primary-soft);color:var(--c-primary-dark);transform:translateY(-2px)}
.channel-link.is-current{background:var(--c-primary);border-color:var(--c-primary);color:#fff}
.channel-link.is-current:hover{background:var(--c-primary-dark);color:#fff}

/* ---------- Footer ---------- */
.site-footer{background:var(--c-dark);color:rgba(255,255,255,.62);padding:64px 0 28px;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:36px}
.footer-brand .brand{margin-bottom:18px}
.footer-brand .brand-name{color:#fff}
.footer-brand .brand-sub{color:rgba(255,255,255,.45)}
.footer-brand p{font-size:14px;line-height:1.85;color:rgba(255,255,255,.58);max-width:30em}
.footer-col h4{font-size:14px;font-weight:600;color:#fff;margin-bottom:14px;letter-spacing:.02em}
.footer-col ul{display:flex;flex-direction:column;gap:10px}
.footer-col a{font-size:14px;color:rgba(255,255,255,.6)}
.footer-col a:hover{color:var(--c-accent)}
.footer-bottom{
  margin-top:44px;padding-top:22px;
  border-top:1px solid rgba(255,255,255,.12);
  display:flex;flex-wrap:wrap;gap:10px 24px;justify-content:space-between;
  font-size:12px;color:rgba(255,255,255,.42);line-height:1.7;
}

/* ---------- Responsive ---------- */
@media (max-width:1099px){
  .match-grid{grid-template-columns:repeat(2,1fr)}
  .scene-grid{grid-template-columns:repeat(2,1fr)}
  .scene-card:last-child{grid-column:1/-1}
  .safe-panel{grid-template-columns:1fr;gap:26px;padding:32px}
  .channel-panel{grid-template-columns:1fr;padding:32px}
}
@media (max-width:900px){
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:767px){
  .container{padding:0 16px}
  .section{padding:44px 0}
  .page-head{padding:28px 0 32px}
  .header-top{height:64px}
  .seg-nav{display:none}
  .header-navrow{display:none}
  .nav-toggle{display:flex}
  .header-actions .btn-outline{display:none}
  .brand-name{font-size:14px}
  .brand-sub{font-size:9px}
  .buddy-grid{grid-template-columns:1fr;gap:16px}
  .match-grid{grid-template-columns:1fr;gap:14px}
  .scene-grid{grid-template-columns:1fr;gap:16px}
  .scene-card:last-child{grid-column:auto}
  .post-grid{grid-template-columns:1fr}
  .safe-panel{padding:24px}
  .channel-panel{padding:24px}
  .section-head{margin-bottom:26px}
  .faq-item summary{font-size:15px;padding:16px 18px}
  .faq-answer{padding:0 18px 18px}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .site-footer{padding:44px 0 24px}
  .footer-bottom{flex-direction:column;gap:8px}
}
@media (max-width:520px){
  .btn{width:100%}
  .header-actions .btn{width:auto}
  .header-actions .btn-primary{height:40px;padding:0 18px;font-size:13px}
  .filter-row{gap:6px}
  .filter-btn{height:32px;padding:0 14px;font-size:12px}
  .badge-row{flex-wrap:wrap}
  .page-head h1{font-size:26px}
}