/* roulang page: index */
:root{
  --color-primary:#9BE64B;
  --color-primary-dim:rgba(155,230,75,.16);
  --color-accent:#FF6B45;
  --color-accent-deep:#E85A36;
  --color-ink:#16191C;
  --color-bg:#FAF8F4;
  --color-soft:#F3F1EC;
  --color-card:#FFFFFF;
  --color-border:#E7E2D9;
  --color-text:#1A1D1F;
  --color-muted:#5B636A;
  --color-weak:#8A9099;
  --radius-card:16px;
  --radius-sm:10px;
  --radius-btn:12px;
  --shadow-card:0 8px 24px rgba(22,25,28,.06);
  --shadow-hover:0 14px 34px rgba(22,25,28,.10);
  --font-sans:"PingFang SC","HarmonyOS Sans","Microsoft YaHei","Inter",system-ui,-apple-system,sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font-sans);
  background:var(--color-bg);
  color:var(--color-text);
  font-size:16px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
button{font-family:inherit;}
h1,h2,h3,h4,p,ul,ol,figure{margin:0;}
ul,ol{padding:0;list-style:none;}
.container{max-width:1200px;margin:0 auto;padding:0 20px;}
.section{padding:80px 0;}
.section-soft{background:var(--color-soft);}
.section-dark{background:var(--color-ink);color:#F5F3EE;}
.section-line{border-top:1px solid var(--color-border);}

/* ---------- Header / Nav ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:var(--color-bg);
  border-bottom:1px solid var(--color-border);
  transition:box-shadow .2s ease;
}
.site-header.is-scrolled{box-shadow:0 6px 20px rgba(22,25,28,.07);}
.nav-wrap{display:flex;align-items:center;height:64px;gap:20px;}
.nav-left{flex:0 0 58%;display:flex;align-items:center;gap:26px;min-width:0;}
.nav-right{flex:1 1 auto;display:flex;align-items:center;justify-content:flex-end;gap:12px;min-width:0;}
.logo{display:inline-flex;align-items:center;gap:9px;font-weight:800;font-size:17px;letter-spacing:-.01em;white-space:nowrap;}
.logo-mark{width:8px;height:22px;border-radius:3px;background:var(--color-primary);display:inline-block;flex:none;}
.logo-sub{font-size:11px;font-weight:600;color:var(--color-muted);letter-spacing:.06em;padding:2px 8px;border-radius:999px;background:var(--color-soft);}
.nav-links{display:flex;align-items:center;gap:22px;}
.nav-links a{
  position:relative;font-size:14.5px;font-weight:500;color:var(--color-muted);
  padding:6px 0;transition:color .18s ease;white-space:nowrap;
}
.nav-links a::after{
  content:"";position:absolute;left:0;right:0;bottom:-2px;height:2px;border-radius:2px;
  background:var(--color-accent);transform:scaleX(0);transform-origin:left;transition:transform .2s ease;
}
.nav-links a:hover{color:var(--color-ink);}
.nav-links a:hover::after{transform:scaleX(1);}
.nav-links a.active{color:var(--color-ink);font-weight:700;}
.nav-links a.active::after{transform:scaleX(1);}
.search-box{
  display:flex;align-items:center;gap:8px;
  background:var(--color-soft);border:1.5px solid transparent;
  border-radius:999px;padding:8px 14px;min-width:180px;
  transition:border-color .2s ease,background .2s ease;
}
.search-box i{color:var(--color-weak);font-size:13px;}
.search-box input{
  border:0;background:transparent;outline:none;font-size:13.5px;color:var(--color-text);width:100%;
}
.search-box input::placeholder{color:var(--color-weak);}
.search-box:focus-within{border-color:var(--color-primary);background:#fff;}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:var(--radius-btn);font-size:14.5px;font-weight:700;
  padding:13px 24px;border:1.5px solid transparent;cursor:pointer;
  transition:transform .18s ease,background .2s ease,color .2s ease,border-color .2s ease,box-shadow .2s ease;
  white-space:nowrap;
}
.btn:focus-visible{outline:2px solid var(--color-primary);outline-offset:3px;}
.btn-primary{background:var(--color-accent);color:#fff;box-shadow:0 6px 18px rgba(255,107,69,.24);}
.btn-primary:hover{background:var(--color-accent-deep);transform:translateY(-1px);}
.btn-primary:active{transform:translateY(0);}
.btn-outline{background:transparent;border-color:var(--color-ink);color:var(--color-ink);}
.btn-outline:hover{background:var(--color-ink);color:#fff;transform:translateY(-1px);}
.btn-dark{background:var(--color-ink);color:#fff;}
.btn-dark:hover{background:#000;transform:translateY(-1px);}
.btn-sm{padding:10px 18px;font-size:13.5px;border-radius:10px;}
.nav-cta{flex:none;}
.nav-toggle{
  display:none;width:40px;height:40px;border-radius:10px;border:1px solid var(--color-border);
  background:#fff;color:var(--color-ink);font-size:16px;cursor:pointer;align-items:center;justify-content:center;
}
.link-arrow{display:inline-flex;align-items:center;gap:6px;font-weight:700;font-size:14.5px;color:var(--color-ink);border-bottom:2px solid var(--color-primary);padding-bottom:2px;transition:color .18s ease;}
.link-arrow i{transition:transform .18s ease;}
.link-arrow:hover{color:var(--color-accent);}
.link-arrow:hover i{transform:translateX(3px);}

/* mobile drawer */
.mobile-drawer{
  position:fixed;inset:0;z-index:80;background:var(--color-bg);
  display:flex;flex-direction:column;padding:20px;
  transform:translateX(100%);transition:transform .28s ease;visibility:hidden;
}
.mobile-drawer.open{transform:translateX(0);visibility:visible;}
.drawer-head{display:flex;align-items:center;justify-content:space-between;height:44px;margin-bottom:24px;}
.drawer-close{width:40px;height:40px;border-radius:10px;border:1px solid var(--color-border);background:#fff;font-size:18px;cursor:pointer;}
.drawer-nav{display:flex;flex-direction:column;gap:6px;}
.drawer-nav a{font-size:22px;font-weight:700;padding:14px 4px;border-bottom:1px solid var(--color-border);}
.drawer-nav a.active{color:var(--color-accent);}
.drawer-foot{margin-top:auto;padding-top:24px;}

/* ---------- Hero ---------- */
.hero{
  position:relative;overflow:hidden;
  padding:96px 0 72px;
  background:
    radial-gradient(1000px 420px at 88% -10%, rgba(155,230,75,.16), transparent 65%),
    var(--color-bg);
}
.hero-grid{display:grid;grid-template-columns:58% 42%;gap:36px;align-items:center;}
.hero-badge{
  display:inline-flex;align-items:center;gap:8px;background:#fff;border:1px solid var(--color-border);
  border-radius:999px;padding:6px 14px;font-size:12.5px;font-weight:600;color:var(--color-muted);
  letter-spacing:.02em;margin-bottom:20px;
}
.hero-badge span.dot{width:7px;height:7px;border-radius:50%;background:var(--color-primary);display:inline-block;}
.hero h1{
  font-size:clamp(30px,4.2vw,52px);font-weight:800;line-height:1.18;letter-spacing:-.01em;
  margin-bottom:16px;
}
.hero h1 em{font-style:normal;position:relative;white-space:nowrap;}
.hero h1 em::after{
  content:"";position:absolute;left:0;right:0;bottom:4px;height:10px;border-radius:4px;
  background:var(--color-primary);opacity:.55;z-index:-1;
}
.hero-lead{font-size:17px;color:var(--color-muted);font-weight:600;margin-bottom:14px;}
.hero-desc{font-size:15.5px;color:var(--color-muted);max-width:620px;margin-bottom:28px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:26px;}
.hero-trust{display:flex;flex-wrap:wrap;gap:22px;font-size:13px;color:var(--color-muted);font-weight:500;}
.hero-trust span{display:inline-flex;align-items:center;gap:7px;}
.hero-trust i{color:var(--color-accent);font-size:13px;}
.hero-visual{position:relative;padding:10px 0 10px 18px;}
.hero-main-img{
  width:100%;aspect-ratio:3/4;object-fit:cover;border-radius:20px;
  box-shadow:var(--shadow-hover);border:1px solid var(--color-border);
}
.hero-thumbs{position:absolute;left:-10px;bottom:22px;display:flex;flex-direction:column;gap:12px;}
.hero-thumbs img{
  width:104px;height:104px;object-fit:cover;border-radius:14px;border:4px solid #fff;
  box-shadow:var(--shadow-card);
}
.hero-arc{
  position:absolute;right:-40px;top:-30px;width:260px;height:260px;border-radius:50%;
  border:2px dashed rgba(155,230,75,.75);pointer-events:none;
}
.hero-arc-2{
  position:absolute;right:20px;bottom:-40px;width:180px;height:180px;border-radius:50%;
  border:1px solid rgba(255,107,69,.35);pointer-events:none;
}
.hero-chip{
  position:absolute;top:26px;left:-6px;background:#fff;border:1px solid var(--color-border);
  border-radius:14px;padding:10px 14px;box-shadow:var(--shadow-card);font-size:12.5px;font-weight:700;
  display:flex;align-items:center;gap:8px;
}
.hero-chip b{color:var(--color-accent);font-size:16px;}

/* ---------- Section heading ---------- */
.sec-head{max-width:760px;margin-bottom:40px;}
.sec-eyebrow{
  display:inline-flex;align-items:center;gap:8px;font-size:12px;font-weight:700;letter-spacing:.12em;
  color:var(--color-muted);text-transform:uppercase;margin-bottom:12px;
}
.sec-eyebrow::before{content:"";width:22px;height:2px;background:var(--color-primary);border-radius:2px;}
.sec-title{font-size:clamp(24px,2.6vw,34px);font-weight:700;line-height:1.3;letter-spacing:-.01em;margin-bottom:12px;}
.sec-sub{font-size:15.5px;color:var(--color-muted);}
.section-dark .sec-sub,.section-dark .sec-eyebrow{color:rgba(245,243,238,.72);}
.section-dark .sec-title{color:#fff;}

/* ---------- Cards ---------- */
.card{
  background:var(--color-card);border:1px solid var(--color-border);border-radius:var(--radius-card);
  box-shadow:var(--shadow-card);transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.card:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover);border-color:rgba(155,230,75,.6);}
.pain-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;}
.pain-card{
  background:#fff;border:1px solid var(--color-border);border-radius:var(--radius-card);
  padding:22px 20px 22px 24px;position:relative;overflow:hidden;box-shadow:var(--shadow-card);
  transition:transform .2s ease,box-shadow .2s ease;
}
.pain-card::before{
  content:"";position:absolute;left:0;top:18px;bottom:18px;width:3px;border-radius:3px;background:var(--color-primary);
}
.pain-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover);}
.pain-card i{font-size:18px;color:var(--color-ink);margin-bottom:12px;display:block;}
.pain-card h3{font-size:16.5px;font-weight:700;margin-bottom:8px;}
.pain-card p{font-size:13.8px;color:var(--color-muted);line-height:1.75;}

/* solution */
.solution{display:grid;grid-template-columns:1fr 1fr;gap:44px;align-items:center;}
.solution-img{
  width:100%;aspect-ratio:16/10;object-fit:cover;border-radius:18px;
  border:1px solid var(--color-border);box-shadow:var(--shadow-card);
}
.sol-list{display:flex;flex-direction:column;gap:18px;margin:22px 0 24px;}
.sol-item{display:flex;gap:14px;align-items:flex-start;}
.sol-num{
  flex:none;width:34px;height:34px;border-radius:10px;background:var(--color-primary);
  color:var(--color-ink);font-weight:800;font-size:14px;display:flex;align-items:center;justify-content:center;
}
.sol-item h3{font-size:16.5px;font-weight:700;margin-bottom:4px;}
.sol-item p{font-size:14px;color:var(--color-muted);line-height:1.75;}

/* steps */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;position:relative;}
.step{background:#fff;border:1px solid var(--color-border);border-radius:var(--radius-card);padding:26px 24px;box-shadow:var(--shadow-card);}
.step-badge{
  width:44px;height:44px;border-radius:50%;background:var(--color-primary);color:var(--color-ink);
  font-weight:800;font-size:17px;display:flex;align-items:center;justify-content:center;margin-bottom:16px;
}
.step h3{font-size:17px;font-weight:700;margin-bottom:8px;}
.step p{font-size:14px;color:var(--color-muted);line-height:1.75;}

/* metrics */
.metrics{display:grid;grid-template-columns:repeat(4,1fr);gap:0;background:#fff;border:1px solid var(--color-border);border-radius:var(--radius-card);overflow:hidden;box-shadow:var(--shadow-card);}
.metric{padding:32px 24px;text-align:center;border-right:1px solid var(--color-border);}
.metric:last-child{border-right:0;}
.metric b{display:block;font-family:Inter,var(--font-sans);font-size:40px;font-weight:800;line-height:1.1;letter-spacing:-.02em;color:var(--color-ink);}
.metric b span{color:var(--color-accent);}
.metric small{display:block;font-size:13px;color:var(--color-weak);font-weight:500;letter-spacing:.02em;margin-top:8px;}

/* testimonials */
.testi-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;align-items:start;}
.testi{
  background:#fff;border:1px solid var(--color-border);border-radius:var(--radius-card);padding:24px;
  box-shadow:var(--shadow-card);transition:transform .2s ease,box-shadow .2s ease;
}
.testi:nth-child(2){margin-top:16px;}
.testi:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover);}
.testi-head{display:flex;align-items:center;gap:12px;margin-bottom:14px;}
.avatar{
  width:44px;height:44px;border-radius:50%;background:var(--color-soft);color:var(--color-ink);
  display:flex;align-items:center;justify-content:center;font-weight:800;font-size:15px;flex:none;
  border:1px solid var(--color-border);
}
.testi-name{font-size:14.5px;font-weight:700;}
.testi-meta{font-size:12px;color:var(--color-weak);letter-spacing:.02em;}
.testi p{font-size:14.5px;color:var(--color-muted);line-height:1.8;margin-bottom:14px;}
.stars{color:var(--color-primary);font-size:13px;letter-spacing:2px;}
.tag{
  display:inline-flex;align-items:center;border-radius:999px;font-size:12px;font-weight:600;
  padding:4px 11px;letter-spacing:.02em;background:var(--color-soft);color:var(--color-muted);
}
.tag-lime{background:var(--color-primary);color:var(--color-ink);}
.tag-outline{background:transparent;border:1px solid var(--color-border);color:var(--color-muted);}

/* crowd */
.crowd-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;}
.crowd-card{
  background:#fff;border:1px solid var(--color-border);border-radius:var(--radius-card);
  padding:20px;display:flex;gap:14px;align-items:flex-start;transition:border-color .2s ease,transform .2s ease;
}
.crowd-card:hover{border-color:rgba(155,230,75,.7);transform:translateY(-2px);}
.crowd-icon{
  width:38px;height:38px;border-radius:10px;background:var(--color-primary-dim);
  display:flex;align-items:center;justify-content:center;color:var(--color-ink);flex:none;font-size:15px;
}
.crowd-card h3{font-size:15.5px;font-weight:700;margin-bottom:4px;}
.crowd-card p{font-size:13.2px;color:var(--color-muted);line-height:1.7;}

/* city cloud */
.city-cloud{display:flex;flex-wrap:wrap;gap:10px;}
.city-pill{
  border-radius:999px;border:1px solid var(--color-border);background:#fff;
  padding:8px 16px;font-size:13.5px;font-weight:500;color:var(--color-muted);
  transition:all .18s ease;cursor:pointer;
}
.city-pill:hover{background:var(--color-primary);border-color:var(--color-primary);color:var(--color-ink);font-weight:700;}

/* topics */
.topic-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
.topic-card{
  background:#fff;border:1px solid var(--color-border);border-radius:var(--radius-card);overflow:hidden;
  box-shadow:var(--shadow-card);transition:transform .2s ease,box-shadow .2s ease;
  display:flex;flex-direction:column;
}
.topic-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover);}
.topic-card img{width:100%;aspect-ratio:16/9;object-fit:cover;}
.topic-body{padding:20px 22px 22px;}
.topic-body h3{font-size:17px;font-weight:700;margin-bottom:8px;}
.topic-body p{font-size:13.8px;color:var(--color-muted);line-height:1.75;margin-bottom:14px;}

/* CMS list */
.cms-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
.cms-card{
  background:#fff;border:1px solid var(--color-border);border-radius:var(--radius-card);overflow:hidden;
  box-shadow:var(--shadow-card);display:flex;flex-direction:column;
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.cms-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover);border-color:rgba(155,230,75,.6);}
.cms-thumb{width:100%;aspect-ratio:16/10;object-fit:cover;background:var(--color-soft);}
.cms-body{padding:20px 22px 22px;display:flex;flex-direction:column;gap:10px;flex:1;}
.cms-body h3{font-size:16.5px;font-weight:700;line-height:1.5;}
.cms-body p{font-size:13.6px;color:var(--color-muted);line-height:1.75;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.cms-meta{display:flex;align-items:center;gap:8px;font-size:12px;color:var(--color-weak);margin-top:auto;letter-spacing:.02em;}
.cms-meta i{font-size:11px;}
.empty-state{
  min-height:220px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;
  border:1px dashed var(--color-border);border-radius:var(--radius-card);background:#fff;padding:36px 20px;text-align:center;
}
.empty-state i{font-size:34px;color:var(--color-primary);}
.empty-state p{font-size:14.5px;color:var(--color-muted);}

/* safety dark */
.safety-grid{display:grid;grid-template-columns:1fr 1.15fr;gap:44px;align-items:start;}
.safety-list{display:grid;grid-template-columns:1fr 1fr;gap:18px;}
.safety-item{
  background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.12);border-radius:14px;padding:20px;
}
.safety-item i{color:var(--color-primary);font-size:17px;margin-bottom:10px;display:block;}
.safety-item h3{font-size:15.5px;font-weight:700;color:#fff;margin-bottom:6px;}
.safety-item p{font-size:13.4px;color:rgba(245,243,238,.68);line-height:1.75;}

/* faq */
.faq-list{display:flex;flex-direction:column;gap:12px;}
.faq-item{
  background:#fff;border:1px solid var(--color-border);border-radius:14px;padding:0 22px;
  box-shadow:var(--shadow-card);transition:border-color .2s ease;
}
.faq-item[open]{border-color:rgba(155,230,75,.8);}
.faq-item summary{
  list-style:none;cursor:pointer;padding:18px 0;font-size:16px;font-weight:600;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{
  content:"+";font-size:20px;font-weight:700;color:var(--color-ink);line-height:1;flex:none;
  transition:color .2s ease;
}
.faq-item[open] summary::after{content:"−";color:var(--color-primary);}
.faq-answer{padding:0 0 20px;font-size:14.6px;color:var(--color-muted);line-height:1.85;max-width:860px;}

/* progress metrics */
.bar-list{display:flex;flex-direction:column;gap:22px;}
.bar-row{display:grid;grid-template-columns:180px 1fr 88px;gap:18px;align-items:center;}
.bar-row span.label{font-size:14.5px;font-weight:600;color:var(--color-ink);}
.bar-track{height:10px;border-radius:999px;background:#EDE9E1;overflow:hidden;}
.bar-fill{height:100%;border-radius:999px;background:var(--color-primary);}
.bar-row b{font-family:Inter,var(--font-sans);font-size:15px;font-weight:800;text-align:right;color:var(--color-ink);}

/* category entries */
.cat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
.cat-card{
  background:#fff;border:1px solid var(--color-border);border-radius:var(--radius-card);padding:26px;
  box-shadow:var(--shadow-card);display:flex;flex-direction:column;gap:10px;
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.cat-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover);border-color:rgba(155,230,75,.7);}
.cat-card .cat-ico{
  width:40px;height:40px;border-radius:10px;background:var(--color-primary);color:var(--color-ink);
  display:flex;align-items:center;justify-content:center;font-size:16px;margin-bottom:4px;
}
.cat-card h3{font-size:17px;font-weight:700;}
.cat-card p{font-size:13.8px;color:var(--color-muted);line-height:1.75;}
.cat-card .link-arrow{font-size:13.5px;margin-top:auto;}

/* final CTA */
.final-cta{
  position:relative;overflow:hidden;text-align:center;padding:80px 0;
  background:
    radial-gradient(700px 300px at 50% 0%, rgba(155,230,75,.22), transparent 70%),
    var(--color-soft);
  border-top:1px solid var(--color-border);
}
.final-cta h2{font-size:clamp(24px,3vw,36px);font-weight:800;line-height:1.3;margin-bottom:14px;letter-spacing:-.01em;}
.final-cta p{font-size:15.5px;color:var(--color-muted);max-width:640px;margin:0 auto 28px;}
.final-cta .hero-actions{justify-content:center;margin-bottom:18px;}
.final-note{font-size:12.5px;color:var(--color-weak);}
.cta-arc{position:absolute;left:50%;transform:translateX(-50%);top:-120px;width:420px;height:420px;border-radius:50%;border:2px dashed rgba(155,230,75,.5);pointer-events:none;}

/* footer */
.site-footer{background:var(--color-ink);color:rgba(245,243,238,.78);padding:64px 0 28px;}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:36px;padding-bottom:40px;border-bottom:1px solid rgba(255,255,255,.12);}
.footer-brand .logo{color:#fff;margin-bottom:14px;}
.footer-brand p{font-size:13.6px;line-height:1.85;color:rgba(245,243,238,.62);max-width:320px;}
.footer-col h4{font-size:14px;font-weight:700;color:#fff;margin-bottom:16px;letter-spacing:.02em;}
.footer-col ul{display:flex;flex-direction:column;gap:10px;}
.footer-col a,.footer-col li{font-size:13.4px;color:rgba(245,243,238,.62);transition:color .18s ease;}
.footer-col a:hover{color:var(--color-primary);}
.footer-bottom{display:flex;justify-content:space-between;gap:16px;padding-top:22px;font-size:12.5px;color:rgba(245,243,238,.5);flex-wrap:wrap;}

@media (max-width:1279px){
  .nav-links{gap:16px;}
  .search-box{min-width:150px;}
}
@media (max-width:1023px){
  .section{padding:56px 0;}
  .hero{padding:72px 0 56px;}
  .nav-wrap{height:56px;}
  .nav-links{display:none;}
  .search-box{display:none;}
  .nav-toggle{display:inline-flex;}
  .nav-left{flex:1 1 auto;}
  .hero-grid{grid-template-columns:1fr;gap:36px;}
  .hero-visual{padding-left:0;max-width:520px;margin:0 auto;}
  .hero-thumbs{left:auto;right:-6px;bottom:16px;}
  .hero-thumbs img{width:84px;height:84px;}
  .pain-grid{grid-template-columns:repeat(2,1fr);}
  .solution{grid-template-columns:1fr;gap:28px;}
  .steps{grid-template-columns:1fr;}
  .metrics{grid-template-columns:repeat(2,1fr);}
  .metric{border-right:1px solid var(--color-border);}
  .metric:nth-child(2n){border-right:0;}
  .metric:nth-child(-n+2){border-bottom:1px solid var(--color-border);}
  .testi-grid{grid-template-columns:1fr;}
  .testi:nth-child(2){margin-top:0;}
  .crowd-grid{grid-template-columns:repeat(2,1fr);}
  .topic-grid{grid-template-columns:1fr;}
  .cms-grid{grid-template-columns:repeat(2,1fr);}
  .safety-grid{grid-template-columns:1fr;gap:28px;}
  .bar-row{grid-template-columns:110px 1fr 70px;gap:12px;}
  .cat-grid{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px;}
}
@media (max-width:639px){
  body{font-size:15px;line-height:1.75;}
  .section{padding:40px 0;}
  .hero{padding:64px 0 44px;}
  .hero h1{font-size:clamp(26px,7.4vw,34px);}
  .hero-desc{font-size:14.6px;}
  .hero-actions .btn{width:100%;}
  .hero-trust{gap:14px;font-size:12.4px;}
  .hero-thumbs{display:none;}
  .pain-grid{grid-template-columns:1fr;}
  .metrics{grid-template-columns:1fr;}
  .metric{border-right:0;border-bottom:1px solid var(--color-border);}
  .metric:last-child{border-bottom:0;}
  .metric b{font-size:34px;}
  .crowd-grid{grid-template-columns:1fr;}
  .cms-grid{grid-template-columns:1fr;}
  .safety-list{grid-template-columns:1fr;}
  .bar-row{grid-template-columns:1fr;gap:8px;}
  .bar-row b{text-align:left;}
  .footer-grid{grid-template-columns:1fr;}
  .final-cta{padding:56px 0;}
  .faq-item{padding:0 16px;}
}

/* roulang page: article */
:root{
  --color-primary:#9BE64B;
  --color-primary-dim:rgba(155,230,75,.16);
  --color-accent:#FF6B45;
  --color-accent-deep:#E85A36;
  --color-ink:#16191C;
  --color-bg:#FAF8F4;
  --color-soft:#F3F1EC;
  --color-card:#FFFFFF;
  --color-border:#E7E2D9;
  --color-text:#1A1D1F;
  --color-muted:#5B636A;
  --color-weak:#8A9099;
  --radius-card:16px;
  --radius-sm:10px;
  --radius-btn:12px;
  --shadow-card:0 8px 24px rgba(22,25,28,.06);
  --shadow-hover:0 14px 34px rgba(22,25,28,.10);
  --font-sans:"PingFang SC","HarmonyOS Sans","Microsoft YaHei","Inter",system-ui,-apple-system,sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;font-family:var(--font-sans);background:var(--color-bg);color:var(--color-text);
  font-size:16px;line-height:1.8;-webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,h5,p,ul,ol,figure,blockquote{margin:0;}
ul,ol{padding:0;list-style:none;}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
button{font-family:inherit;}
.container{max-width:1200px;margin:0 auto;padding:0 20px;}
.section{padding:80px 0;}
.section-soft{background:var(--color-soft);}
.section-dark{background:var(--color-ink);color:#F5F3EE;}
.section-line{border-top:1px solid var(--color-border);}
.section-head{max-width:720px;margin-bottom:36px;}
.section-head h2{font-size:clamp(24px,3vw,32px);font-weight:700;line-height:1.3;letter-spacing:-.01em;}
.section-head p{font-size:15px;color:var(--color-muted);margin-top:12px;}

/* ---------- Header / Nav ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:var(--color-bg);
  border-bottom:1px solid var(--color-border);
  transition:box-shadow .2s ease;
}
.site-header.is-scrolled{box-shadow:0 6px 20px rgba(22,25,28,.07);}
.nav-wrap{display:flex;align-items:center;height:64px;gap:20px;}
.nav-left{flex:0 0 58%;display:flex;align-items:center;gap:26px;min-width:0;}
.nav-right{flex:1 1 auto;display:flex;align-items:center;justify-content:flex-end;gap:12px;min-width:0;}
.logo{display:inline-flex;align-items:center;gap:9px;font-weight:800;font-size:17px;letter-spacing:-.01em;white-space:nowrap;}
.logo-mark{width:8px;height:22px;border-radius:3px;background:var(--color-primary);display:inline-block;flex:none;}
.logo-sub{font-size:11px;font-weight:600;color:var(--color-muted);letter-spacing:.06em;padding:2px 8px;border-radius:999px;background:var(--color-soft);}
.nav-links{display:flex;align-items:center;gap:22px;}
.nav-links a{
  position:relative;font-size:14.5px;font-weight:500;color:var(--color-muted);
  padding:6px 0;transition:color .18s ease;white-space:nowrap;
}
.nav-links a::after{
  content:"";position:absolute;left:0;right:0;bottom:-2px;height:2px;border-radius:2px;
  background:var(--color-accent);transform:scaleX(0);transform-origin:left;transition:transform .2s ease;
}
.nav-links a:hover{color:var(--color-ink);}
.nav-links a:hover::after{transform:scaleX(1);}
.nav-links a.active{color:var(--color-ink);font-weight:700;}
.nav-links a.active::after{transform:scaleX(1);}
.search-box{
  display:flex;align-items:center;gap:8px;
  background:var(--color-soft);border:1.5px solid transparent;
  border-radius:999px;padding:8px 14px;min-width:180px;
  transition:border-color .2s ease,background .2s ease;
}
.search-box i{color:var(--color-weak);font-size:13px;}
.search-box input{border:0;background:transparent;outline:none;font-size:13.5px;color:var(--color-text);width:100%;}
.search-box input::placeholder{color:var(--color-weak);}
.search-box:focus-within{border-color:var(--color-primary);background:#fff;}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:var(--radius-btn);font-size:14.5px;font-weight:700;
  padding:13px 24px;border:1.5px solid transparent;cursor:pointer;
  transition:transform .18s ease,background .2s ease,color .2s ease,border-color .2s ease,box-shadow .2s ease;
  white-space:nowrap;
}
.btn:focus-visible{outline:2px solid var(--color-primary);outline-offset:3px;}
.btn-primary{background:var(--color-accent);color:#fff;box-shadow:0 6px 18px rgba(255,107,69,.24);}
.btn-primary:hover{background:var(--color-accent-deep);transform:translateY(-1px);}
.btn-primary:active{transform:translateY(0);}
.btn-outline{background:transparent;border-color:var(--color-ink);color:var(--color-ink);}
.btn-outline:hover{background:var(--color-ink);color:#fff;transform:translateY(-1px);}
.btn-dark{background:var(--color-ink);color:#fff;}
.btn-dark:hover{background:#000;transform:translateY(-1px);}
.btn-sm{padding:10px 18px;font-size:13.5px;border-radius:10px;}
.nav-cta{flex:none;}
.nav-toggle{
  display:none;width:40px;height:40px;border-radius:10px;border:1px solid var(--color-border);
  background:#fff;color:var(--color-ink);font-size:16px;cursor:pointer;align-items:center;justify-content:center;
}
.link-arrow{display:inline-flex;align-items:center;gap:6px;font-weight:700;font-size:14.5px;color:var(--color-ink);border-bottom:2px solid var(--color-primary);padding-bottom:2px;transition:color .18s ease;}
.link-arrow i{transition:transform .18s ease;}
.link-arrow:hover{color:var(--color-accent);}
.link-arrow:hover i{transform:translateX(3px);}

/* ---------- Mobile drawer ---------- */
.mobile-drawer{
  position:fixed;inset:0;z-index:80;background:var(--color-bg);
  display:flex;flex-direction:column;padding:20px;
  transform:translateX(100%);transition:transform .28s ease;visibility:hidden;
}
.mobile-drawer.open{transform:translateX(0);visibility:visible;}
.drawer-head{display:flex;align-items:center;justify-content:space-between;height:44px;margin-bottom:24px;}
.drawer-close{width:40px;height:40px;border-radius:10px;border:1px solid var(--color-border);background:#fff;font-size:18px;cursor:pointer;}
.drawer-nav{display:flex;flex-direction:column;gap:6px;}
.drawer-nav a{font-size:22px;font-weight:700;padding:14px 4px;border-bottom:1px solid var(--color-border);}
.drawer-nav a.active{color:var(--color-accent);}
.drawer-foot{margin-top:auto;padding-top:24px;}
.drawer-foot .btn{width:100%;}

/* ---------- Article ---------- */
.crumbs-bar{border-bottom:1px solid var(--color-border);background:var(--color-bg);}
.crumbs{display:flex;align-items:center;gap:8px;flex-wrap:wrap;font-size:13px;color:var(--color-weak);padding:14px 0;letter-spacing:.02em;}
.crumbs a{transition:color .18s ease;}
.crumbs a:hover{color:var(--color-accent);}
.crumbs .sep{color:#C9C4BA;}
.crumbs .current{color:var(--color-muted);max-width:60%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}

.article-head{padding:44px 0 0;}
.article-head-inner{max-width:860px;}
.badge{display:inline-flex;align-items:center;gap:6px;border-radius:999px;font-size:12px;font-weight:600;padding:5px 13px;letter-spacing:.02em;}
.badge-brand{background:var(--color-primary);color:var(--color-ink);}
.badge-soft{background:var(--color-soft);color:var(--color-muted);}
.article-title{
  font-size:clamp(30px,4vw,44px);font-weight:800;line-height:1.22;letter-spacing:-.01em;
  margin:18px 0 16px;word-break:break-word;
}
.article-lead{font-size:17px;line-height:1.85;color:var(--color-muted);margin-bottom:24px;}
.article-meta{
  display:flex;flex-wrap:wrap;align-items:center;gap:10px 16px;
  font-size:13px;color:var(--color-weak);letter-spacing:.02em;
  padding-bottom:26px;border-bottom:1px solid var(--color-border);
}
.article-meta .dot{width:4px;height:4px;border-radius:50%;background:#C9C4BA;display:inline-block;}
.article-meta .author{color:var(--color-ink);font-weight:600;}
.article-cover{
  margin:28px 0 0;max-width:860px;border-radius:var(--radius-card);overflow:hidden;
  background:var(--color-soft);aspect-ratio:16/9;
}
.article-cover img{width:100%;height:100%;object-fit:cover;}

.article-main{padding:56px 0 64px;}
.article-layout{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:56px;align-items:start;}
.article-prose{max-width:760px;font-size:17px;line-height:1.9;color:#2A2F33;word-break:break-word;}
.article-prose p{margin:0 0 24px;}
.article-prose h2{
  font-size:26px;font-weight:700;line-height:1.4;margin:44px 0 18px;
  padding-left:14px;border-left:4px solid var(--color-primary);color:var(--color-ink);
}
.article-prose h3{font-size:20px;font-weight:600;line-height:1.5;margin:32px 0 14px;color:var(--color-ink);}
.article-prose h4{font-size:17px;font-weight:700;margin:24px 0 12px;color:var(--color-ink);}
.article-prose ul,.article-prose ol{margin:0 0 24px;padding:0;}
.article-prose ul li{position:relative;padding-left:22px;margin-bottom:10px;}
.article-prose ul li::before{
  content:"";position:absolute;left:0;top:13px;width:7px;height:7px;border-radius:50%;background:var(--color-primary);
}
.article-prose ol{counter-reset:prose-ol;}
.article-prose ol li{position:relative;padding-left:26px;margin-bottom:10px;counter-increment:prose-ol;}
.article-prose ol li::before{
  content:counter(prose-ol);position:absolute;left:0;top:4px;width:18px;height:18px;border-radius:6px;
  background:var(--color-primary-dim);color:var(--color-ink);font-size:12px;font-weight:700;
  display:flex;align-items:center;justify-content:center;
}
.article-prose blockquote{
  margin:28px 0;padding:18px 24px;background:var(--color-soft);
  border-left:4px solid var(--color-primary);border-radius:0 var(--radius-sm) var(--radius-sm) 0;
  color:var(--color-muted);font-style:normal;
}
.article-prose blockquote p:last-child{margin-bottom:0;}
.article-prose a{color:var(--color-ink);border-bottom:1px solid var(--color-ink);transition:color .18s ease,border-color .18s ease;}
.article-prose a:hover{color:var(--color-accent);border-color:var(--color-accent);}
.article-prose img{border-radius:12px;margin:24px auto;}
.article-prose figure{margin:28px 0;}
.article-prose figcaption{font-size:13px;color:var(--color-weak);text-align:center;margin-top:8px;}
.article-prose table{width:100%;border-collapse:collapse;margin:24px 0;font-size:15px;}
.article-prose th,.article-prose td{border:1px solid var(--color-border);padding:10px 14px;text-align:left;}
.article-prose th{background:var(--color-soft);font-weight:600;color:var(--color-ink);}

.empty-article{
  background:#fff;border:1px solid var(--color-border);border-radius:var(--radius-card);
  padding:56px 28px;text-align:center;box-shadow:var(--shadow-card);
}
.empty-article i{font-size:34px;color:var(--color-primary);}
.empty-article h2{font-size:22px;font-weight:700;margin:16px 0 8px;border:0;padding:0;}
.empty-article p{font-size:15px;color:var(--color-muted);margin-bottom:22px;}

.article-side{position:sticky;top:88px;display:flex;flex-direction:column;gap:18px;}
.side-card{background:#fff;border:1px solid var(--color-border);border-radius:var(--radius-card);padding:22px;box-shadow:var(--shadow-card);}
.side-card h3{font-size:15px;font-weight:700;color:var(--color-ink);margin-bottom:16px;display:flex;align-items:center;gap:8px;}
.side-card h3 span{width:6px;height:16px;border-radius:3px;background:var(--color-primary);display:inline-block;}
.author-row{display:flex;align-items:center;gap:12px;margin-bottom:12px;}
.author-avatar{
  width:46px;height:46px;border-radius:50%;background:var(--color-soft);
  display:flex;align-items:center;justify-content:center;color:var(--color-muted);font-size:16px;flex:none;
}
.author-row strong{display:block;font-size:14.5px;color:var(--color-ink);}
.author-row em{font-style:normal;font-size:12.5px;color:var(--color-weak);}
.side-card p{font-size:13.5px;line-height:1.8;color:var(--color-muted);}
.side-list li{padding:12px 0;border-top:1px solid var(--color-border);font-size:13.8px;line-height:1.6;color:var(--color-muted);}
.side-list li:first-child{border-top:0;padding-top:0;}
.side-list li a{transition:color .18s ease;}
.side-list li a:hover{color:var(--color-accent);}

.tag-section{padding:48px 0;}
.tag-list{display:flex;flex-wrap:wrap;gap:10px;}
.tag{
  display:inline-flex;align-items:center;padding:8px 18px;border-radius:999px;background:#fff;
  border:1px solid var(--color-border);font-size:13px;color:var(--color-muted);font-weight:500;
  transition:border-color .18s ease,color .18s ease,background .18s ease;
}
.tag:hover{border-color:var(--color-primary);color:var(--color-ink);background:var(--color-primary-dim);}

.rel-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;}
.rel-card{
  background:#fff;border:1px solid var(--color-border);border-radius:var(--radius-card);
  overflow:hidden;transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;display:flex;flex-direction:column;
}
.rel-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover);border-color:rgba(155,230,75,.6);}
.rel-thumb{aspect-ratio:16/10;background:var(--color-soft);overflow:hidden;}
.rel-thumb img{width:100%;height:100%;object-fit:cover;}
.rel-body{padding:18px 20px 22px;display:flex;flex-direction:column;gap:10px;flex:1;}
.rel-body h3{font-size:16.5px;font-weight:700;line-height:1.5;color:var(--color-ink);}
.rel-body p{font-size:13.5px;line-height:1.7;color:var(--color-muted);}
.rel-meta{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:12.5px;color:var(--color-weak);margin-top:auto;}

.pager-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px;margin-bottom:28px;}
.pager-card{
  display:flex;flex-direction:column;gap:8px;background:#fff;border:1px solid var(--color-border);
  border-radius:var(--radius-card);padding:22px;transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.pager-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover);border-color:rgba(155,230,75,.6);}
.pager-card span{font-size:12.5px;color:var(--color-weak);letter-spacing:.02em;}
.pager-card strong{font-size:16px;font-weight:700;color:var(--color-ink);line-height:1.5;}

.article-cta{
  background:
    radial-gradient(760px 300px at 50% 0%, rgba(155,230,75,.18), transparent 70%),
    var(--color-bg);
  border-top:1px solid var(--color-border);
  text-align:center;padding:72px 0;
}
.article-cta h2{font-size:clamp(24px,3vw,32px);font-weight:800;line-height:1.3;letter-spacing:-.01em;}
.article-cta p{font-size:15px;color:var(--color-muted);margin:14px auto 26px;max-width:560px;}
.article-cta .btn-row{display:flex;justify-content:center;gap:14px;flex-wrap:wrap;}
.article-cta .tip{font-size:12.5px;color:var(--color-weak);margin-top:22px;}

/* ---------- Footer ---------- */
.site-footer{background:var(--color-ink);color:#E9E6DF;padding:64px 0 28px;}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:36px;padding-bottom:36px;border-bottom:1px solid rgba(255,255,255,.12);}
.footer-brand .logo{color:#fff;}
.footer-brand .logo-sub{background:rgba(255,255,255,.1);color:#C9C6BF;}
.footer-brand p{font-size:14px;line-height:1.9;color:#A9AEB3;margin-top:16px;max-width:340px;}
.footer-col h4{font-size:15px;font-weight:700;color:#fff;margin-bottom:16px;}
.footer-col li{font-size:13.5px;line-height:1.8;color:#A9AEB3;margin-bottom:10px;word-break:break-word;}
.footer-col a{transition:color .18s ease;}
.footer-col a:hover{color:var(--color-primary);}
.footer-bottom{display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;padding-top:22px;font-size:12.5px;color:#8A9099;}

/* ---------- Responsive ---------- */
@media (max-width:1024px){
  .nav-links{display:none;}
  .nav-left{flex:0 0 auto;}
  .search-box{display:none;}
  .nav-toggle{display:flex;}
  .section{padding:56px 0;}
  .article-layout{grid-template-columns:1fr;gap:40px;}
  .article-side{position:static;}
  .rel-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .footer-grid{grid-template-columns:1fr 1fr;}
}
@media (max-width:768px){
  .nav-wrap{height:56px;gap:10px;}
  .nav-cta{display:none;}
  .article-head{padding:30px 0 0;}
  .article-main{padding:40px 0 48px;}
  .article-prose{font-size:16px;line-height:1.85;}
  .article-prose h2{font-size:22px;}
  .article-prose h3{font-size:18px;}
  .pager-grid{grid-template-columns:1fr;}
  .article-cta{padding:56px 0;}
}
@media (max-width:640px){
  .section{padding:40px 0;}
  .logo{font-size:16px;}
  .logo-sub{font-size:10px;}
  .article-prose{font-size:15.5px;line-height:1.8;}
  .article-prose p{font-size:15.5px;}
  .rel-grid{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .footer-bottom{flex-direction:column;gap:8px;}
  .crumbs .current{max-width:100%;}
}

/* roulang page: category1 */
:root{
  --color-primary:#9BE64B;
  --color-primary-dim:rgba(155,230,75,.16);
  --color-accent:#FF6B45;
  --color-accent-deep:#E85A36;
  --color-ink:#16191C;
  --color-bg:#FAF8F4;
  --color-soft:#F3F1EC;
  --color-card:#FFFFFF;
  --color-border:#E7E2D9;
  --color-text:#1A1D1F;
  --color-muted:#5B636A;
  --color-weak:#8A9099;
  --radius-card:16px;
  --radius-sm:10px;
  --radius-btn:12px;
  --shadow-card:0 8px 24px rgba(22,25,28,.06);
  --shadow-hover:0 14px 34px rgba(22,25,28,.10);
  --font-sans:"PingFang SC","HarmonyOS Sans","Microsoft YaHei","Inter",system-ui,-apple-system,sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font-sans);
  background:var(--color-bg);
  color:var(--color-text);
  font-size:16px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
button{font-family:inherit;}
h1,h2,h3,h4,p,ul,ol,figure{margin:0;}
ul,ol{padding:0;list-style:none;}
.container{max-width:1200px;margin:0 auto;padding:0 20px;}
.section{padding:80px 0;}
.section-soft{background:var(--color-soft);}
.section-line{border-top:1px solid var(--color-border);}
.section-head{max-width:760px;margin-bottom:36px;}
.section-head h2{font-size:clamp(24px,2.6vw,32px);font-weight:700;line-height:1.3;letter-spacing:-.01em;}
.section-head p{margin-top:12px;color:var(--color-muted);font-size:15.5px;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12.5px;font-weight:700;letter-spacing:.06em;color:var(--color-muted);
  text-transform:uppercase;margin-bottom:12px;
}
.eyebrow::before{content:"";width:8px;height:8px;border-radius:2px;background:var(--color-primary);display:inline-block;}
/* ---------- Header / Nav ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:var(--color-bg);
  border-bottom:1px solid var(--color-border);
  transition:box-shadow .2s ease;
}
.site-header.is-scrolled{box-shadow:0 6px 20px rgba(22,25,28,.07);}
.nav-wrap{display:flex;align-items:center;height:64px;gap:20px;}
.nav-left{flex:0 0 58%;display:flex;align-items:center;gap:26px;min-width:0;}
.nav-right{flex:1 1 auto;display:flex;align-items:center;justify-content:flex-end;gap:12px;min-width:0;}
.logo{display:inline-flex;align-items:center;gap:9px;font-weight:800;font-size:17px;letter-spacing:-.01em;white-space:nowrap;}
.logo-mark{width:8px;height:22px;border-radius:3px;background:var(--color-primary);display:inline-block;flex:none;}
.logo-sub{font-size:11px;font-weight:600;color:var(--color-muted);letter-spacing:.06em;padding:2px 8px;border-radius:999px;background:var(--color-soft);}
.nav-links{display:flex;align-items:center;gap:22px;}
.nav-links a{
  position:relative;font-size:14.5px;font-weight:500;color:var(--color-muted);
  padding:6px 0;transition:color .18s ease;white-space:nowrap;
}
.nav-links a::after{
  content:"";position:absolute;left:0;right:0;bottom:-2px;height:2px;border-radius:2px;
  background:var(--color-accent);transform:scaleX(0);transform-origin:left;transition:transform .2s ease;
}
.nav-links a:hover{color:var(--color-ink);}
.nav-links a:hover::after{transform:scaleX(1);}
.nav-links a.active{color:var(--color-ink);font-weight:700;}
.nav-links a.active::after{transform:scaleX(1);}
.search-box{
  display:flex;align-items:center;gap:8px;
  background:var(--color-soft);border:1.5px solid transparent;
  border-radius:999px;padding:8px 14px;min-width:180px;
  transition:border-color .2s ease,background .2s ease;
}
.search-box i{color:var(--color-weak);font-size:13px;}
.search-box input{border:0;background:transparent;outline:none;font-size:13.5px;color:var(--color-text);width:100%;}
.search-box input::placeholder{color:var(--color-weak);}
.search-box:focus-within{border-color:var(--color-primary);background:#fff;}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:var(--radius-btn);font-size:14.5px;font-weight:700;
  padding:13px 24px;border:1.5px solid transparent;cursor:pointer;
  transition:transform .18s ease,background .2s ease,color .2s ease,border-color .2s ease,box-shadow .2s ease;
  white-space:nowrap;
}
.btn:focus-visible{outline:2px solid var(--color-primary);outline-offset:3px;}
.btn-primary{background:var(--color-accent);color:#fff;box-shadow:0 6px 18px rgba(255,107,69,.24);}
.btn-primary:hover{background:var(--color-accent-deep);transform:translateY(-1px);}
.btn-primary:active{transform:translateY(0);}
.btn-outline{background:transparent;border-color:var(--color-ink);color:var(--color-ink);}
.btn-outline:hover{background:var(--color-ink);color:#fff;transform:translateY(-1px);}
.btn-dark{background:var(--color-ink);color:#fff;}
.btn-dark:hover{background:#000;transform:translateY(-1px);}
.btn-sm{padding:10px 18px;font-size:13.5px;border-radius:10px;}
.nav-cta{flex:none;}
.nav-toggle{
  display:none;width:40px;height:40px;border-radius:10px;border:1px solid var(--color-border);
  background:#fff;color:var(--color-ink);font-size:16px;cursor:pointer;align-items:center;justify-content:center;
}
.link-arrow{display:inline-flex;align-items:center;gap:6px;font-weight:700;font-size:14.5px;color:var(--color-ink);border-bottom:2px solid var(--color-primary);padding-bottom:2px;transition:color .18s ease;}
.link-arrow i{transition:transform .18s ease;}
.link-arrow:hover{color:var(--color-accent);}
.link-arrow:hover i{transform:translateX(3px);}
/* mobile drawer */
.mobile-drawer{
  position:fixed;inset:0;z-index:80;background:var(--color-bg);
  display:flex;flex-direction:column;padding:20px;
  transform:translateX(100%);transition:transform .28s ease;visibility:hidden;
}
.mobile-drawer.open{transform:translateX(0);visibility:visible;}
.drawer-head{display:flex;align-items:center;justify-content:space-between;height:44px;margin-bottom:24px;}
.drawer-close{width:40px;height:40px;border-radius:10px;border:1px solid var(--color-border);background:#fff;font-size:18px;cursor:pointer;}
.drawer-nav{display:flex;flex-direction:column;gap:6px;}
.drawer-nav a{font-size:22px;font-weight:700;padding:14px 4px;border-bottom:1px solid var(--color-border);}
.drawer-nav a.active{color:var(--color-accent);}
.drawer-foot{margin-top:auto;padding-top:24px;}
/* ---------- Page head ---------- */
.page-head{
  background:
    radial-gradient(760px 260px at 92% -30%, rgba(155,230,75,.22), transparent 70%),
    var(--color-soft);
  border-bottom:1px solid var(--color-border);
  padding:40px 0 38px;
}
.crumb{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--color-muted);flex-wrap:wrap;}
.crumb a:hover{color:var(--color-ink);}
.crumb span.sep{color:var(--color-weak);}
.page-head h1{
  font-size:clamp(26px,3.4vw,40px);
  font-weight:800;line-height:1.22;letter-spacing:-.01em;
  margin:14px 0 12px;max-width:920px;
}
.page-head-lead{font-size:15.5px;color:var(--color-muted);max-width:760px;margin:0;}
.page-stats{
  display:flex;align-items:center;gap:14px;flex-wrap:wrap;
  margin-top:18px;font-size:13px;color:var(--color-muted);font-weight:500;
}
.page-stats strong{color:var(--color-ink);font-size:15px;font-weight:800;}
.page-stats .dot{width:4px;height:4px;border-radius:50%;background:var(--color-weak);display:inline-block;}
/* ---------- Split ---------- */
.split{display:grid;grid-template-columns:1.05fr .95fr;gap:44px;align-items:center;}
.split-copy h2{font-size:clamp(22px,2.4vw,30px);font-weight:700;line-height:1.32;letter-spacing:-.01em;margin-bottom:16px;}
.split-copy p{color:var(--color-muted);font-size:15.5px;margin-bottom:14px;}
.split-copy .mini-list{display:flex;flex-direction:column;gap:10px;margin-top:18px;}
.split-copy .mini-list li{display:flex;gap:10px;align-items:flex-start;font-size:14.5px;color:var(--color-text);}
.split-copy .mini-list i{color:var(--color-accent);margin-top:6px;font-size:12px;}
.figure{
  border-radius:var(--radius-card);overflow:hidden;background:var(--color-soft);
  border:1px solid var(--color-border);box-shadow:var(--shadow-card);position:relative;
}
.figure img{width:100%;aspect-ratio:4/3;object-fit:cover;}
.figure-tag{
  position:absolute;left:16px;bottom:16px;
  background:rgba(22,25,28,.82);color:#fff;font-size:12.5px;font-weight:600;
  padding:7px 14px;border-radius:999px;backdrop-filter:blur(2px);
}
/* ---------- Activity cards ---------- */
.act-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
.act-card{
  background:var(--color-card);border:1px solid var(--color-border);
  border-top:3px solid var(--color-primary);
  border-radius:var(--radius-card);padding:24px;
  box-shadow:var(--shadow-card);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.act-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover);border-color:rgba(155,230,75,.6);border-top-color:var(--color-accent);}
.act-card h3{font-size:18px;font-weight:700;line-height:1.4;display:flex;align-items:center;gap:9px;}
.act-card h3 i{color:var(--color-accent);font-size:15px;}
.act-card p{margin-top:10px;font-size:14.5px;color:var(--color-muted);}
.act-meta{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px;}
.badge{display:inline-flex;align-items:center;font-size:12px;font-weight:600;padding:4px 11px;border-radius:999px;letter-spacing:.02em;}
.badge-primary{background:var(--color-primary);color:var(--color-ink);}
.badge-soft{background:var(--color-soft);color:var(--color-muted);}
.badge-accent{background:rgba(255,107,69,.12);color:var(--color-accent-deep);}
/* ---------- Filter bar ---------- */
.filter-bar{display:flex;flex-wrap:wrap;gap:10px;align-items:center;}
.chip{
  padding:8px 16px;border-radius:999px;background:#fff;
  border:1px solid var(--color-border);font-size:13.5px;font-weight:600;color:var(--color-muted);
  transition:all .18s ease;cursor:default;
}
.chip:hover{border-color:var(--color-primary);color:var(--color-ink);}
.chip.is-on{background:var(--color-primary);color:var(--color-ink);border-color:transparent;}
.filter-note{margin-top:16px;font-size:14px;color:var(--color-muted);}
/* ---------- CMS list ---------- */
.cms-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
.cms-card{
  display:flex;flex-direction:column;background:var(--color-card);
  border:1px solid var(--color-border);border-radius:var(--radius-card);
  overflow:hidden;box-shadow:var(--shadow-card);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.cms-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover);border-color:rgba(155,230,75,.6);}
.cms-thumb{display:block;background:var(--color-soft);}
.cms-thumb img{width:100%;aspect-ratio:16/10;object-fit:cover;}
.cms-body{padding:18px 20px 20px;display:flex;flex-direction:column;gap:10px;flex:1;}
.cms-body h3{font-size:17px;font-weight:700;line-height:1.45;}
.cms-body h3 a:hover{color:var(--color-accent);}
.cms-body p{font-size:14px;color:var(--color-muted);line-height:1.7;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.cms-meta{margin-top:auto;font-size:12.5px;color:var(--color-weak);letter-spacing:.02em;display:flex;align-items:center;gap:8px;flex-wrap:wrap;}
.cms-meta .sep{width:3px;height:3px;border-radius:50%;background:var(--color-weak);display:inline-block;}
.cms-empty{
  min-height:220px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px;
  background:#fff;border:1px dashed var(--color-border);border-radius:var(--radius-card);padding:36px 20px;text-align:center;
}
.cms-empty i{font-size:28px;color:var(--color-primary);}
.cms-empty p{color:var(--color-muted);font-size:14.5px;}
/* ---------- Topic cards ---------- */
.topic-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
.topic-card{
  background:#fff;border:1px solid var(--color-border);border-radius:var(--radius-card);overflow:hidden;
  box-shadow:var(--shadow-card);transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.topic-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover);border-color:rgba(155,230,75,.6);}
.topic-card img{width:100%;aspect-ratio:16/9;object-fit:cover;background:var(--color-soft);}
.topic-body{padding:18px 20px 22px;}
.topic-body h3{font-size:17px;font-weight:700;line-height:1.45;}
.topic-body p{margin-top:8px;font-size:14px;color:var(--color-muted);}
.topic-body .link-arrow{margin-top:14px;font-size:13.5px;}
/* ---------- Steps ---------- */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;counter-reset:step;}
.step{
  position:relative;background:#fff;border:1px solid var(--color-border);
  border-radius:var(--radius-card);padding:26px 24px 24px;box-shadow:var(--shadow-card);
}
.step .num{
  width:36px;height:36px;border-radius:50%;background:var(--color-primary);color:var(--color-ink);
  font-weight:800;font-size:15px;display:flex;align-items:center;justify-content:center;margin-bottom:14px;
}
.step h3{font-size:17px;font-weight:700;}
.step p{margin-top:8px;font-size:14.5px;color:var(--color-muted);}
/* ---------- FAQ ---------- */
.faq-list{display:flex;flex-direction:column;gap:12px;max-width:920px;}
.faq-item{background:#fff;border:1px solid var(--color-border);border-radius:12px;overflow:hidden;transition:border-color .2s ease;}
.faq-item[open]{border-color:rgba(155,230,75,.7);}
.faq-item summary{
  list-style:none;cursor:pointer;padding:17px 22px;font-size:16px;font-weight:600;
  display:flex;align-items:center;justify-content:space-between;gap:16px;color:var(--color-text);
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{content:"+";color:var(--color-primary);font-size:22px;font-weight:700;line-height:1;transition:transform .2s ease;}
.faq-item[open] summary::after{content:"–";}
.faq-item summary:hover{color:var(--color-accent);}
.faq-a{padding:0 22px 18px;font-size:15px;color:var(--color-muted);line-height:1.8;}
/* ---------- Entry cards ---------- */
.entry-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
.entry-card{
  display:flex;flex-direction:column;gap:10px;
  background:#fff;border:1px solid var(--color-border);border-radius:var(--radius-card);
  padding:24px;box-shadow:var(--shadow-card);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.entry-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover);border-color:rgba(155,230,75,.6);}
.entry-card i{font-size:18px;color:var(--color-accent);}
.entry-card h3{font-size:17px;font-weight:700;}
.entry-card p{font-size:14px;color:var(--color-muted);}
.entry-card .link-arrow{margin-top:6px;font-size:13.5px;align-self:flex-start;}
/* ---------- CTA strip ---------- */
.cta-strip{
  background:
    radial-gradient(620px 240px at 88% 0%, rgba(155,230,75,.22), transparent 70%),
    var(--color-ink);
  color:#F5F3EE;border-radius:20px;padding:38px 40px;
  display:flex;align-items:center;justify-content:space-between;gap:26px;flex-wrap:wrap;
}
.cta-strip h2{font-size:clamp(21px,2.3vw,27px);font-weight:700;line-height:1.35;}
.cta-strip p{margin-top:8px;font-size:14.5px;color:#B9B5AC;max-width:620px;}
/* ---------- Footer ---------- */
.site-footer{background:var(--color-ink);color:#CFCBC2;padding:56px 0 24px;font-size:14px;}
.footer-grid{display:grid;grid-template-columns:1.4fr .8fr 1fr 1fr;gap:32px;}
.footer-brand .logo{color:#fff;}
.footer-brand .logo-sub{background:rgba(255,255,255,.08);color:#CFCBC2;}
.footer-brand p{color:#A8A49C;font-size:13.5px;line-height:1.85;margin-top:14px;}
.footer-col h4{font-size:14px;color:#fff;margin-bottom:14px;font-weight:700;}
.footer-col li{margin-bottom:9px;font-size:13.5px;color:#A8A49C;line-height:1.6;}
.footer-col a{transition:color .18s ease;}
.footer-col a:hover{color:var(--color-primary);}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);margin-top:36px;padding-top:18px;
  display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;
  font-size:12.5px;color:#8A9099;
}
/* ---------- Responsive ---------- */
@media (max-width:1024px){
  .nav-left{flex:1 1 auto;gap:18px;}
  .nav-links,.search-box{display:none;}
  .nav-toggle{display:flex;}
  .section{padding:56px 0;}
  .split{grid-template-columns:1fr;gap:28px;}
  .act-grid,.cms-grid,.topic-grid,.steps,.entry-grid{grid-template-columns:repeat(2,1fr);}
  .footer-grid{grid-template-columns:1fr 1fr;gap:26px;}
}
@media (max-width:768px){
  .nav-wrap{height:56px;}
  .nav-cta{display:none;}
  .hero{padding-top:72px;}
  .page-head{padding:28px 0 30px;}
  .section{padding:44px 0;}
  .section-head{margin-bottom:26px;}
  .act-grid,.cms-grid,.topic-grid,.steps,.entry-grid{grid-template-columns:1fr;}
  .split-copy h2{font-size:22px;}
  .cta-strip{padding:28px 22px;border-radius:16px;}
  .footer-grid{grid-template-columns:1fr;gap:24px;}
  .footer-bottom{flex-direction:column;}
}
@media (max-width:520px){
  .container{padding:0 16px;}
  body{font-size:15px;line-height:1.75;}
  .page-head h1{font-size:24px;}
  .page-stats{gap:10px;font-size:12.5px;}
  .act-card,.step,.entry-card{padding:20px;}
  .faq-item summary{font-size:15px;padding:15px 16px;}
  .faq-a{padding:0 16px 16px;font-size:14.5px;}
  .cms-body{padding:16px;}
}

/* roulang page: category2 */
:root{
  --color-primary:#9BE64B;
  --color-primary-dim:rgba(155,230,75,.16);
  --color-accent:#FF6B45;
  --color-accent-deep:#E85A36;
  --color-ink:#16191C;
  --color-bg:#FAF8F4;
  --color-soft:#F3F1EC;
  --color-card:#FFFFFF;
  --color-border:#E7E2D9;
  --color-text:#1A1D1F;
  --color-muted:#5B636A;
  --color-weak:#8A9099;
  --radius-card:16px;
  --radius-sm:10px;
  --radius-btn:12px;
  --shadow-card:0 8px 24px rgba(22,25,28,.06);
  --shadow-hover:0 14px 34px rgba(22,25,28,.10);
  --font-sans:"PingFang SC","HarmonyOS Sans","Microsoft YaHei","Inter",system-ui,-apple-system,sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font-sans);
  background:var(--color-bg);
  color:var(--color-text);
  font-size:16px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,p,ul,ol,figure{margin:0;}
ul,ol{padding:0;list-style:none;}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
button{font-family:inherit;}
.container{max-width:1200px;margin:0 auto;padding:0 20px;}
.section{padding:80px 0;}
.section-soft{background:var(--color-soft);}
.section-white{background:#FFFFFF;}
.section-bg{background:var(--color-bg);}
.section-dark{background:var(--color-ink);color:#F5F3EE;}
/* ---------- Header / Nav ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:var(--color-bg);
  border-bottom:1px solid var(--color-border);
  transition:box-shadow .2s ease;
}
.site-header.is-scrolled{box-shadow:0 6px 20px rgba(22,25,28,.07);}
.nav-wrap{display:flex;align-items:center;height:64px;gap:20px;}
.nav-left{flex:0 0 58%;display:flex;align-items:center;gap:26px;min-width:0;}
.nav-right{flex:1 1 auto;display:flex;align-items:center;justify-content:flex-end;gap:12px;min-width:0;}
.logo{display:inline-flex;align-items:center;gap:9px;font-weight:800;font-size:17px;letter-spacing:-.01em;white-space:nowrap;}
.logo-mark{width:8px;height:22px;border-radius:3px;background:var(--color-primary);display:inline-block;flex:none;}
.logo-sub{font-size:11px;font-weight:600;color:var(--color-muted);letter-spacing:.06em;padding:2px 8px;border-radius:999px;background:var(--color-soft);}
.nav-links{display:flex;align-items:center;gap:22px;}
.nav-links a{
  position:relative;font-size:14.5px;font-weight:500;color:var(--color-muted);
  padding:6px 0;transition:color .18s ease;white-space:nowrap;
}
.nav-links a::after{
  content:"";position:absolute;left:0;right:0;bottom:-2px;height:2px;border-radius:2px;
  background:var(--color-accent);transform:scaleX(0);transform-origin:left;transition:transform .2s ease;
}
.nav-links a:hover{color:var(--color-ink);}
.nav-links a:hover::after{transform:scaleX(1);}
.nav-links a.active{color:var(--color-ink);font-weight:700;}
.nav-links a.active::after{transform:scaleX(1);}
.search-box{
  display:flex;align-items:center;gap:8px;
  background:var(--color-soft);border:1.5px solid transparent;
  border-radius:999px;padding:8px 14px;min-width:180px;
  transition:border-color .2s ease,background .2s ease;
}
.search-box i{color:var(--color-weak);font-size:13px;}
.search-box input{border:0;background:transparent;outline:none;font-size:13.5px;color:var(--color-text);width:100%;}
.search-box input::placeholder{color:var(--color-weak);}
.search-box:focus-within{border-color:var(--color-primary);background:#fff;}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:var(--radius-btn);font-size:14.5px;font-weight:700;
  padding:13px 24px;border:1.5px solid transparent;cursor:pointer;
  transition:transform .18s ease,background .2s ease,color .2s ease,border-color .2s ease,box-shadow .2s ease;
  white-space:nowrap;
}
.btn:focus-visible{outline:2px solid var(--color-primary);outline-offset:3px;}
.btn-primary{background:var(--color-accent);color:#fff;box-shadow:0 6px 18px rgba(255,107,69,.24);}
.btn-primary:hover{background:var(--color-accent-deep);transform:translateY(-1px);}
.btn-primary:active{transform:translateY(0);}
.btn-outline{background:transparent;border-color:var(--color-ink);color:var(--color-ink);}
.btn-outline:hover{background:var(--color-ink);color:#fff;transform:translateY(-1px);}
.btn-dark{background:var(--color-ink);color:#fff;}
.btn-dark:hover{background:#000;transform:translateY(-1px);}
.btn-sm{padding:10px 18px;font-size:13.5px;border-radius:10px;}
.nav-cta{flex:none;}
.nav-toggle{
  display:none;width:40px;height:40px;border-radius:10px;border:1px solid var(--color-border);
  background:#fff;color:var(--color-ink);font-size:16px;cursor:pointer;align-items:center;justify-content:center;
}
.link-arrow{display:inline-flex;align-items:center;gap:6px;font-weight:700;font-size:14.5px;color:var(--color-ink);border-bottom:2px solid var(--color-primary);padding-bottom:2px;transition:color .18s ease;}
.link-arrow i{transition:transform .18s ease;}
.link-arrow:hover{color:var(--color-accent);}
.link-arrow:hover i{transform:translateX(3px);}
/* mobile drawer */
.mobile-drawer{
  position:fixed;inset:0;z-index:80;background:var(--color-bg);
  display:flex;flex-direction:column;padding:20px;
  transform:translateX(100%);transition:transform .28s ease;visibility:hidden;
}
.mobile-drawer.open{transform:translateX(0);visibility:visible;}
.drawer-head{display:flex;align-items:center;justify-content:space-between;height:44px;margin-bottom:24px;}
.drawer-close{width:40px;height:40px;border-radius:10px;border:1px solid var(--color-border);background:#fff;font-size:18px;cursor:pointer;}
.drawer-nav{display:flex;flex-direction:column;gap:6px;}
.drawer-nav a{font-size:22px;font-weight:700;padding:14px 4px;border-bottom:1px solid var(--color-border);}
.drawer-nav a.active{color:var(--color-accent);}
.drawer-foot{margin-top:auto;padding-top:24px;}
/* ---------- Page head ---------- */
.page-head{
  position:relative;overflow:hidden;
  background:
    radial-gradient(760px 280px at 92% -30%, rgba(155,230,75,.22), transparent 68%),
    var(--color-soft);
  border-bottom:1px solid var(--color-border);
  padding:34px 0 30px;
}
.crumb{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--color-muted);font-weight:500;letter-spacing:.02em;flex-wrap:wrap;}
.crumb a{color:var(--color-muted);transition:color .18s ease;}
.crumb a:hover{color:var(--color-ink);}
.crumb i{font-size:10px;color:var(--color-weak);}
.crumb .now{color:var(--color-ink);font-weight:700;}
.page-head h1{
  font-size:clamp(28px,3.4vw,42px);
  font-weight:800;line-height:1.18;letter-spacing:-.01em;
  margin:16px 0 10px;max-width:820px;
}
.page-head h1 em{font-style:normal;background:linear-gradient(transparent 62%, var(--color-primary) 62%);padding:0 2px;}
.page-head .lead{font-size:15.5px;color:var(--color-muted);max-width:700px;}
.head-stats{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px;}
.stat-chip{
  display:inline-flex;align-items:center;gap:8px;background:#fff;border:1px solid var(--color-border);
  border-radius:999px;padding:6px 14px;font-size:12.5px;font-weight:600;color:var(--color-muted);
}
.stat-chip strong{color:var(--color-ink);font-weight:800;}
.stat-chip .dot{width:7px;height:7px;border-radius:50%;background:var(--color-primary);display:inline-block;}
/* ---------- Section heading ---------- */
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:36px;flex-wrap:wrap;}
.sec-head h2{font-size:clamp(24px,2.6vw,32px);font-weight:700;line-height:1.25;letter-spacing:-.01em;}
.sec-head p{font-size:14.5px;color:var(--color-muted);margin-top:8px;max-width:620px;}
.sec-tag{
  display:inline-flex;align-items:center;gap:6px;font-size:12px;font-weight:700;letter-spacing:.08em;
  color:var(--color-ink);background:var(--color-primary-dim);border-radius:999px;padding:4px 12px;margin-bottom:12px;
}
/* ---------- Route grid ---------- */
.route-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.route-card{
  position:relative;border-radius:var(--radius-card);overflow:hidden;background:#E9E5DC;
  aspect-ratio:4/5;box-shadow:var(--shadow-card);
  transition:transform .22s ease,box-shadow .22s ease;
  display:block;
}
.route-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover);}
.route-card img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease;}
.route-card:hover img{transform:scale(1.04);}
.route-card::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(to top, rgba(22,25,28,.86) 0%, rgba(22,25,28,.42) 38%, rgba(22,25,28,0) 68%);
}
.route-body{position:absolute;left:0;right:0;bottom:0;padding:20px;z-index:2;color:#fff;}
.route-body h3{font-size:19px;font-weight:700;line-height:1.35;}
.route-meta{display:flex;flex-wrap:wrap;gap:6px;margin-top:10px;}
.route-meta span{
  font-size:11.5px;font-weight:700;letter-spacing:.02em;border-radius:999px;padding:3px 10px;
  background:rgba(255,255,255,.16);color:#fff;backdrop-filter:blur(2px);
}
.route-meta span.hi{background:var(--color-primary);color:var(--color-ink);}
.route-body p{font-size:12.5px;color:rgba(255,255,255,.82);margin-top:8px;line-height:1.6;}
/* ---------- Safety cards ---------- */
.safety-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.safety-card{
  background:#fff;border:1px solid var(--color-border);border-radius:var(--radius-card);
  padding:26px 24px;box-shadow:var(--shadow-card);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.safety-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover);border-color:rgba(155,230,75,.7);}
.icon-round{
  width:48px;height:48px;border-radius:50%;background:var(--color-primary-dim);
  color:#4B7A16;display:flex;align-items:center;justify-content:center;font-size:18px;margin-bottom:16px;
}
.safety-card h3{font-size:19px;font-weight:700;margin-bottom:6px;}
.safety-card .sub{font-size:12.5px;font-weight:600;color:var(--color-weak);letter-spacing:.04em;margin-bottom:12px;}
.safety-card ul{display:flex;flex-direction:column;gap:10px;}
.safety-card li{position:relative;padding-left:18px;font-size:14.5px;color:var(--color-muted);line-height:1.7;}
.safety-card li::before{
  content:"";position:absolute;left:0;top:9px;width:7px;height:7px;border-radius:50%;
  background:var(--color-primary);
}
/* ---------- Timeline ---------- */
.timeline{position:relative;max-width:860px;margin:0 auto;padding-left:8px;}
.timeline::before{
  content:"";position:absolute;left:19px;top:6px;bottom:6px;width:2px;
  background:linear-gradient(to bottom,var(--color-primary),var(--color-border));border-radius:2px;
}
.tl-item{position:relative;padding:0 0 26px 62px;}
.tl-item:last-child{padding-bottom:0;}
.tl-dot{
  position:absolute;left:8px;top:2px;width:24px;height:24px;border-radius:50%;
  background:#fff;border:2px solid var(--color-primary);
  display:flex;align-items:center;justify-content:center;
  font-size:11px;font-weight:800;color:var(--color-ink);z-index:2;
}
.tl-item h3{font-size:17.5px;font-weight:700;margin-bottom:4px;}
.tl-item p{font-size:14.5px;color:var(--color-muted);max-width:640px;}
.tl-time{
  display:inline-block;font-size:11.5px;font-weight:700;letter-spacing:.06em;
  color:#4B7A16;background:var(--color-primary-dim);border-radius:999px;padding:2px 10px;margin-bottom:8px;
}
/* ---------- CMS list ---------- */
.post-list{display:flex;flex-direction:column;gap:18px;}
.post-item{
  display:grid;grid-template-columns:220px 1fr;gap:22px;align-items:center;
  background:#fff;border:1px solid var(--color-border);border-radius:var(--radius-card);
  padding:16px;box-shadow:var(--shadow-card);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.post-item:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover);border-color:rgba(155,230,75,.7);}
.post-thumb{
  width:100%;aspect-ratio:16/10;border-radius:12px;overflow:hidden;background:var(--color-soft);
}
.post-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .45s ease;}
.post-item:hover .post-thumb img{transform:scale(1.04);}
.post-body h3{font-size:18px;font-weight:700;line-height:1.45;transition:color .18s ease;}
.post-item:hover .post-body h3{color:var(--color-accent-deep);}
.post-body p{font-size:14px;color:var(--color-muted);margin-top:6px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.post-meta{display:flex;align-items:center;flex-wrap:wrap;gap:8px;margin-top:12px;font-size:12.5px;color:var(--color-weak);}
.badge{display:inline-flex;align-items:center;border-radius:999px;padding:3px 11px;font-size:12px;font-weight:600;letter-spacing:.02em;}
.badge-primary{background:var(--color-primary);color:var(--color-ink);}
.badge-soft{background:var(--color-soft);color:var(--color-muted);}
.post-meta .sep{color:var(--color-border);}
.list-more{margin-top:26px;display:flex;justify-content:center;}
.empty-box{
  min-height:200px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px;
  background:#fff;border:1px dashed var(--color-border);border-radius:var(--radius-card);padding:36px 20px;text-align:center;
}
.empty-box i{font-size:26px;color:var(--color-primary);}
.empty-box p{font-size:14.5px;color:var(--color-muted);}
/* ---------- Gear dual ---------- */
.dual-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px;}
.dual-card{
  border-radius:var(--radius-card);padding:30px;border:1px solid var(--color-border);
  background:#fff;box-shadow:var(--shadow-card);
}
.dual-card.deep{background:var(--color-ink);border-color:var(--color-ink);color:#F3F1EC;}
.dual-card h3{font-size:21px;font-weight:700;display:flex;align-items:center;gap:10px;}
.dual-card h3 i{color:var(--color-accent);font-size:17px;}
.dual-card .tip{font-size:12.5px;letter-spacing:.04em;font-weight:600;color:var(--color-weak);margin-top:6px;}
.dual-card.deep .tip{color:rgba(243,241,236,.55);}
.gear-list{display:flex;flex-direction:column;gap:12px;margin-top:20px;}
.gear-list li{display:flex;gap:12px;align-items:flex-start;font-size:14.5px;line-height:1.7;}
.gear-list li i{margin-top:5px;font-size:13px;color:var(--color-primary);flex:none;}
.dual-card.deep .gear-list li i{color:var(--color-primary);}
.gear-list li span{color:var(--color-muted);}
.dual-card.deep .gear-list li span{color:rgba(243,241,236,.78);}
.gear-list li b{color:inherit;font-weight:700;}
/* ---------- FAQ ---------- */
.faq-wrap{max-width:860px;margin:0 auto;display:flex;flex-direction:column;gap:12px;}
.faq-item{
  background:#fff;border:1px solid var(--color-border);border-radius:var(--radius-card);
  overflow:hidden;transition:border-color .2s ease,box-shadow .2s ease;
}
.faq-item[open]{border-color:rgba(155,230,75,.8);box-shadow:var(--shadow-card);}
.faq-item summary{
  list-style:none;cursor:pointer;padding:18px 22px;display:flex;align-items:center;justify-content:space-between;gap:16px;
  font-size:16px;font-weight:600;line-height:1.5;transition:color .18s ease;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary:hover{color:var(--color-accent-deep);}
.faq-item summary .pm{
  width:26px;height:26px;border-radius:50%;background:var(--color-soft);color:var(--color-ink);
  display:flex;align-items:center;justify-content:center;font-size:12px;flex:none;
  transition:background .2s ease,color .2s ease,transform .22s ease;
}
.faq-item[open] summary .pm{background:var(--color-primary);color:var(--color-ink);transform:rotate(180deg);}
.faq-answer{padding:0 22px 20px;font-size:15px;color:var(--color-muted);line-height:1.8;animation:fade .22s ease;}
@keyframes fade{from{opacity:0;transform:translateY(-4px);}to{opacity:1;transform:translateY(0);}}
.faq-foot{max-width:860px;margin:22px auto 0;text-align:center;font-size:14px;color:var(--color-muted);}
/* ---------- CTA ---------- */
.cta-band{
  position:relative;overflow:hidden;border-radius:22px;
  background:
    radial-gradient(520px 240px at 12% 0%, rgba(155,230,75,.28), transparent 70%),
    radial-gradient(520px 240px at 92% 110%, rgba(255,107,69,.22), transparent 70%),
    var(--color-ink);
  color:#F7F5F0;padding:56px 32px;text-align:center;
}
.cta-band::before{
  content:"";position:absolute;left:-60px;bottom:-80px;width:320px;height:320px;border-radius:50%;
  border:2px solid rgba(155,230,75,.22);pointer-events:none;
}
.cta-band h2{font-size:clamp(24px,3vw,34px);font-weight:800;line-height:1.25;letter-spacing:-.01em;}
.cta-band p{font-size:15px;color:rgba(247,245,240,.72);margin:12px auto 0;max-width:620px;}
.cta-actions{display:flex;justify-content:center;gap:14px;flex-wrap:wrap;margin-top:26px;}
.cta-band .btn-outline{border-color:rgba(247,245,240,.55);color:#F7F5F0;}
.cta-band .btn-outline:hover{background:#F7F5F0;color:var(--color-ink);border-color:#F7F5F0;}
.cta-note{font-size:12.5px;color:rgba(247,245,240,.5);margin-top:18px;}
/* ---------- Footer ---------- */
.site-footer{background:var(--color-ink);color:#EDEAE3;padding:64px 0 26px;margin-top:0;}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:36px;}
.footer-brand .logo{color:#fff;}
.footer-brand .logo-sub{background:rgba(255,255,255,.1);color:rgba(255,255,255,.7);}
.footer-brand p{font-size:13.8px;line-height:1.85;color:rgba(237,234,227,.6);margin-top:16px;max-width:340px;}
.footer-col h4{font-size:14px;font-weight:700;letter-spacing:.04em;margin-bottom:16px;color:#fff;}
.footer-col ul{display:flex;flex-direction:column;gap:10px;}
.footer-col li{font-size:13.5px;color:rgba(237,234,227,.6);line-height:1.7;}
.footer-col a{color:rgba(237,234,227,.6);transition:color .18s ease;}
.footer-col a:hover{color:var(--color-primary);}
.footer-bottom{
  margin-top:40px;padding-top:20px;border-top:1px solid rgba(255,255,255,.1);
  display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;
  font-size:12.5px;color:rgba(237,234,227,.45);
}
/* ---------- Responsive ---------- */
@media (max-width:1024px){
  .nav-links{display:none;}
  .search-box{display:none;}
  .nav-toggle{display:flex;}
  .nav-left{flex:1 1 auto;}
  .nav-wrap{height:56px;}
  .section{padding:56px 0;}
  .route-grid{grid-template-columns:repeat(2,1fr);}
  .safety-grid{grid-template-columns:1fr;}
  .dual-grid{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr 1fr;}
  .page-head{padding:26px 0 24px;}
}
@media (max-width:767px){
  .section{padding:40px 0;}
  body{font-size:15px;line-height:1.75;}
  .nav-cta{display:none;}
  .page-head h1{font-size:26px;}
  .route-grid{grid-template-columns:1fr;}
  .route-card{aspect-ratio:16/11;}
  .post-item{grid-template-columns:1fr;gap:14px;}
  .post-thumb{aspect-ratio:16/9;}
  .footer-grid{grid-template-columns:1fr;gap:26px;}
  .footer-bottom{flex-direction:column;}
  .cta-band{padding:40px 20px;}
  .sec-head{margin-bottom:24px;}
  .dual-card{padding:22px;}
  .timeline{padding-left:0;}
  .tl-item{padding-left:54px;}
  .tl-dot{left:4px;}
  .timeline::before{left:15px;}
}
@media (max-width:520px){
  .container{padding:0 16px;}
  .head-stats{gap:8px;}
  .stat-chip{font-size:12px;padding:5px 11px;}
}

/* roulang page: category3 */
:root{
  --color-primary:#9BE64B;
  --color-primary-dim:rgba(155,230,75,.16);
  --color-accent:#FF6B45;
  --color-accent-deep:#E85A36;
  --color-ink:#16191C;
  --color-bg:#FAF8F4;
  --color-soft:#F3F1EC;
  --color-card:#FFFFFF;
  --color-border:#E7E2D9;
  --color-text:#1A1D1F;
  --color-muted:#5B636A;
  --color-weak:#8A9099;
  --radius-card:16px;
  --radius-sm:10px;
  --radius-btn:12px;
  --shadow-card:0 8px 24px rgba(22,25,28,.06);
  --shadow-hover:0 14px 34px rgba(22,25,28,.10);
  --font-sans:"PingFang SC","HarmonyOS Sans","Microsoft YaHei","Inter",system-ui,-apple-system,sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font-sans);
  background:var(--color-bg);
  color:var(--color-text);
  font-size:16px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
button{font-family:inherit;}
h1,h2,h3,h4,p,ul,ol{margin:0;}
ul,ol{padding:0;list-style:none;}
.container{max-width:1200px;margin:0 auto;padding:0 20px;}
.section{padding:80px 0;}
.section-soft{background:var(--color-soft);}
.section-dark{background:var(--color-ink);color:#F5F3EE;}
.section-line{border-top:1px solid var(--color-border);}
.section-head{max-width:720px;margin-bottom:36px;}
.section-head h2{font-size:clamp(24px,2.6vw,32px);font-weight:700;line-height:1.3;letter-spacing:-.01em;}
.section-head p{margin-top:10px;color:var(--color-muted);font-size:15px;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;font-size:12px;font-weight:700;
  letter-spacing:.08em;color:var(--color-muted);text-transform:uppercase;margin-bottom:12px;
}
.eyebrow::before{content:"";width:22px;height:3px;border-radius:2px;background:var(--color-primary);}

/* ---------- Header / Nav ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:var(--color-bg);
  border-bottom:1px solid var(--color-border);
  transition:box-shadow .2s ease;
}
.site-header.is-scrolled{box-shadow:0 6px 20px rgba(22,25,28,.07);}
.nav-wrap{display:flex;align-items:center;height:64px;gap:20px;}
.nav-left{flex:0 0 58%;display:flex;align-items:center;gap:26px;min-width:0;}
.nav-right{flex:1 1 auto;display:flex;align-items:center;justify-content:flex-end;gap:12px;min-width:0;}
.logo{display:inline-flex;align-items:center;gap:9px;font-weight:800;font-size:17px;letter-spacing:-.01em;white-space:nowrap;}
.logo-mark{width:8px;height:22px;border-radius:3px;background:var(--color-primary);display:inline-block;flex:none;}
.logo-sub{font-size:11px;font-weight:600;color:var(--color-muted);letter-spacing:.06em;padding:2px 8px;border-radius:999px;background:var(--color-soft);}
.nav-links{display:flex;align-items:center;gap:22px;}
.nav-links a{
  position:relative;font-size:14.5px;font-weight:500;color:var(--color-muted);
  padding:6px 0;transition:color .18s ease;white-space:nowrap;
}
.nav-links a::after{
  content:"";position:absolute;left:0;right:0;bottom:-2px;height:2px;border-radius:2px;
  background:var(--color-accent);transform:scaleX(0);transform-origin:left;transition:transform .2s ease;
}
.nav-links a:hover{color:var(--color-ink);}
.nav-links a:hover::after{transform:scaleX(1);}
.nav-links a.active{color:var(--color-ink);font-weight:700;}
.nav-links a.active::after{transform:scaleX(1);}
.search-box{
  display:flex;align-items:center;gap:8px;
  background:var(--color-soft);border:1.5px solid transparent;
  border-radius:999px;padding:8px 14px;min-width:180px;
  transition:border-color .2s ease,background .2s ease;
}
.search-box i{color:var(--color-weak);font-size:13px;}
.search-box input{
  border:0;background:transparent;outline:none;font-size:13.5px;color:var(--color-text);width:100%;
}
.search-box input::placeholder{color:var(--color-weak);}
.search-box:focus-within{border-color:var(--color-primary);background:#fff;}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:var(--radius-btn);font-size:14.5px;font-weight:700;
  padding:13px 24px;border:1.5px solid transparent;cursor:pointer;
  transition:transform .18s ease,background .2s ease,color .2s ease,border-color .2s ease,box-shadow .2s ease;
  white-space:nowrap;
}
.btn:focus-visible{outline:2px solid var(--color-primary);outline-offset:3px;}
.btn-primary{background:var(--color-accent);color:#fff;box-shadow:0 6px 18px rgba(255,107,69,.24);}
.btn-primary:hover{background:var(--color-accent-deep);transform:translateY(-1px);}
.btn-primary:active{transform:translateY(0);}
.btn-outline{background:transparent;border-color:var(--color-ink);color:var(--color-ink);}
.btn-outline:hover{background:var(--color-ink);color:#fff;transform:translateY(-1px);}
.btn-dark{background:var(--color-ink);color:#fff;}
.btn-dark:hover{background:#000;transform:translateY(-1px);}
.btn-sm{padding:10px 18px;font-size:13.5px;border-radius:10px;}
.nav-cta{flex:none;}
.nav-toggle{
  display:none;width:40px;height:40px;border-radius:10px;border:1px solid var(--color-border);
  background:#fff;color:var(--color-ink);font-size:16px;cursor:pointer;align-items:center;justify-content:center;
}
.link-arrow{display:inline-flex;align-items:center;gap:6px;font-weight:700;font-size:14.5px;color:var(--color-ink);border-bottom:2px solid var(--color-primary);padding-bottom:2px;transition:color .18s ease;}
.link-arrow i{transition:transform .18s ease;}
.link-arrow:hover{color:var(--color-accent);}
.link-arrow:hover i{transform:translateX(3px);}
/* mobile drawer */
.mobile-drawer{
  position:fixed;inset:0;z-index:80;background:var(--color-bg);
  display:flex;flex-direction:column;padding:20px;
  transform:translateX(100%);transition:transform .28s ease;visibility:hidden;
}
.mobile-drawer.open{transform:translateX(0);visibility:visible;}
.drawer-head{display:flex;align-items:center;justify-content:space-between;height:44px;margin-bottom:24px;}
.drawer-close{width:40px;height:40px;border-radius:10px;border:1px solid var(--color-border);background:#fff;font-size:18px;cursor:pointer;}
.drawer-nav{display:flex;flex-direction:column;gap:6px;}
.drawer-nav a{font-size:22px;font-weight:700;padding:14px 4px;border-bottom:1px solid var(--color-border);}
.drawer-nav a.active{color:var(--color-accent);}
.drawer-foot{margin-top:auto;padding-top:24px;}

/* ---------- 分类紧凑页头 ---------- */
.page-head{
  position:relative;overflow:hidden;
  background:
    radial-gradient(760px 300px at 92% -30%, rgba(155,230,75,.22), transparent 70%),
    var(--color-soft);
  border-bottom:1px solid var(--color-border);
  padding:44px 0 40px;
}
.page-head::after{
  content:"";position:absolute;right:-140px;bottom:-190px;width:420px;height:420px;
  border:2px dashed rgba(155,230,75,.5);border-radius:50%;pointer-events:none;
}
.crumbs{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--color-weak);margin-bottom:14px;}
.crumbs a{color:var(--color-muted);transition:color .18s ease;}
.crumbs a:hover{color:var(--color-accent);}
.crumbs i{font-size:9px;color:var(--color-border);}
.page-head h1{
  font-size:clamp(28px,3.6vw,44px);font-weight:800;line-height:1.2;letter-spacing:-.01em;
  max-width:820px;
}
.page-head h1 em{font-style:normal;background:linear-gradient(transparent 62%, rgba(155,230,75,.65) 62%);padding:0 2px;}
.page-lead{margin-top:14px;max-width:760px;color:var(--color-muted);font-size:15px;}
.stat-strip{
  margin-top:22px;display:flex;flex-wrap:wrap;gap:10px;
}
.stat-chip{
  display:inline-flex;align-items:center;gap:8px;background:#fff;border:1px solid var(--color-border);
  border-radius:999px;padding:7px 15px;font-size:12.5px;font-weight:600;color:var(--color-muted);
  box-shadow:var(--shadow-card);
}
.stat-chip b{color:var(--color-ink);font-weight:800;}
.stat-chip i{color:var(--color-accent);font-size:12px;}

/* ---------- 跑友卡片墙 ---------- */
.runner-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;}
.runner-card{
  background:var(--color-card);border:1px solid var(--color-border);border-radius:var(--radius-card);
  padding:22px 18px;text-align:center;box-shadow:var(--shadow-card);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.runner-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover);border-color:rgba(155,230,75,.6);}
.avatar{
  width:60px;height:60px;border-radius:50%;margin:0 auto 12px;
  background:var(--color-soft);border:1px solid var(--color-border);
  display:flex;align-items:center;justify-content:center;
  font-weight:800;font-size:19px;color:var(--color-ink);
}
.runner-card h3{font-size:16px;font-weight:700;line-height:1.4;}
.runner-city{font-size:12.5px;color:var(--color-weak);margin-top:2px;}
.badge{
  display:inline-flex;align-items:center;gap:6px;border-radius:999px;
  font-size:12px;font-weight:600;padding:4px 12px;line-height:1.5;
}
.badge-lime{background:var(--color-primary);color:#1F2A0E;}
.badge-soft{background:var(--color-soft);color:var(--color-muted);}
.badge-accent{background:rgba(255,107,69,.12);color:var(--color-accent-deep);}
.runner-pace{margin-top:10px;display:flex;justify-content:center;gap:6px;flex-wrap:wrap;}
.runner-note{margin-top:10px;font-size:13px;color:var(--color-muted);line-height:1.7;}

/* ---------- 社区礼仪与边界 ---------- */
.rules-grid{display:grid;grid-template-columns:0.9fr 1.1fr;gap:44px;align-items:start;}
.rules-intro h2{font-size:clamp(24px,2.6vw,32px);font-weight:700;line-height:1.3;color:#fff;}
.rules-intro h2 span{color:var(--color-primary);}
.rules-intro p{margin-top:14px;color:#B9C0C6;font-size:15px;max-width:380px;}
.rules-intro .rules-tip{
  margin-top:22px;display:inline-flex;align-items:center;gap:9px;font-size:13px;color:#D4DAE0;
  border:1px solid rgba(255,255,255,.16);border-radius:999px;padding:8px 16px;
}
.rules-intro .rules-tip i{color:var(--color-primary);}
.rule-list{display:grid;gap:14px;}
.rule-item{
  display:flex;gap:14px;align-items:flex-start;
  background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.12);
  border-radius:var(--radius-card);padding:18px 20px;
  transition:border-color .2s ease,transform .2s ease;
}
.rule-item:hover{border-color:rgba(155,230,75,.55);transform:translateY(-2px);}
.rule-num{
  flex:none;width:30px;height:30px;border-radius:9px;background:var(--color-primary);color:#1F2A0E;
  font-weight:800;font-size:13px;display:flex;align-items:center;justify-content:center;
}
.rule-item h3{font-size:15.5px;font-weight:700;color:#fff;}
.rule-item p{font-size:13.5px;color:#AEB6BC;margin-top:4px;line-height:1.7;}

/* ---------- 跑友故事证言 ---------- */
.story-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px;}
.story-card{
  background:var(--color-card);border:1px solid var(--color-border);border-radius:var(--radius-card);
  box-shadow:var(--shadow-card);overflow:hidden;display:flex;flex-direction:column;
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.story-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover);border-color:rgba(155,230,75,.55);}
.story-media{aspect-ratio:16/10;background:var(--color-soft);overflow:hidden;}
.story-media img{width:100%;height:100%;object-fit:cover;}
.story-body{padding:22px 24px 24px;}
.story-quote{font-size:16px;line-height:1.85;color:var(--color-text);font-weight:500;}
.story-quote::before{content:"“";color:var(--color-primary);font-size:26px;font-weight:800;line-height:0;margin-right:2px;}
.story-meta{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:18px;padding-top:16px;border-top:1px solid var(--color-border);}
.story-who{font-size:13.5px;color:var(--color-muted);}
.story-who b{color:var(--color-ink);font-weight:700;}
.stars{color:var(--color-primary);font-size:12px;letter-spacing:2px;}

/* ---------- 话题标签云 ---------- */
.tag-cloud{display:flex;flex-wrap:wrap;gap:12px;}
.tag-pill{
  display:inline-flex;align-items:center;gap:8px;
  background:#fff;border:1px solid var(--color-border);border-radius:999px;
  padding:10px 18px;font-size:14px;font-weight:600;color:var(--color-muted);
  transition:background .2s ease,color .2s ease,border-color .2s ease,transform .2s ease;
}
.tag-pill span{font-size:12px;color:var(--color-weak);font-weight:600;}
.tag-pill:hover{background:var(--color-primary);color:#1F2A0E;border-color:var(--color-primary);transform:translateY(-2px);}
.tag-pill:hover span{color:#3E5222;}
.tag-note{margin-top:18px;font-size:13.5px;color:var(--color-muted);}

/* ---------- 相关文章列表 ---------- */
.post-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px;}
.post-item{
  display:block;background:var(--color-card);border:1px solid var(--color-border);
  border-radius:var(--radius-card);padding:22px 24px;box-shadow:var(--shadow-card);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.post-item:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover);border-color:rgba(155,230,75,.6);}
.post-meta{display:flex;align-items:center;gap:8px;font-size:12.5px;color:var(--color-weak);flex-wrap:wrap;}
.post-meta .dot{width:3px;height:3px;border-radius:50%;background:var(--color-border);}
.post-item h3{font-size:17px;font-weight:700;line-height:1.5;margin-top:10px;transition:color .18s ease;}
.post-item:hover h3{color:var(--color-accent-deep);}
.post-item p{font-size:13.5px;color:var(--color-muted);margin-top:8px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.post-foot{display:flex;justify-content:flex-end;margin-top:28px;}
.empty-state{
  grid-column:1/-1;min-height:200px;display:flex;flex-direction:column;align-items:center;justify-content:center;
  gap:12px;background:var(--color-card);border:1px dashed var(--color-border);border-radius:var(--radius-card);
  color:var(--color-muted);font-size:14.5px;text-align:center;padding:32px 20px;
}
.empty-state i{font-size:26px;color:var(--color-primary);}

/* ---------- FAQ ---------- */
.faq-grid{display:grid;gap:14px;max-width:900px;}
.faq-item{
  background:var(--color-card);border:1px solid var(--color-border);border-radius:var(--radius-card);
  box-shadow:var(--shadow-card);overflow:hidden;
}
.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(--color-ink);
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary i{color:var(--color-accent);font-size:14px;transition:transform .22s ease;}
.faq-item[open] summary i{transform:rotate(45deg);}
.faq-item .faq-answer{padding:0 22px 20px;font-size:15px;color:var(--color-muted);line-height:1.8;}

/* ---------- 分类入口 ---------- */
.channel-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
.channel-card{
  display:flex;flex-direction:column;gap:10px;
  background:var(--color-card);border:1px solid var(--color-border);border-radius:var(--radius-card);
  padding:24px;box-shadow:var(--shadow-card);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.channel-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover);border-color:rgba(155,230,75,.6);}
.channel-icon{
  width:42px;height:42px;border-radius:12px;background:var(--color-primary-dim);color:#3E5222;
  display:flex;align-items:center;justify-content:center;font-size:17px;
}
.channel-card h3{font-size:17px;font-weight:700;}
.channel-card p{font-size:13.5px;color:var(--color-muted);}
.channel-card .channel-go{font-size:13px;font-weight:700;color:var(--color-accent-deep);display:inline-flex;align-items:center;gap:6px;margin-top:2px;}
.channel-card:hover .channel-go i{transform:translateX(3px);}
.channel-go i{transition:transform .18s ease;}

/* ---------- 轻 CTA ---------- */
.cta-band{
  background:
    radial-gradient(600px 220px at 12% 120%, rgba(155,230,75,.28), transparent 70%),
    var(--color-ink);
  color:#fff;border-radius:24px;padding:40px 44px;
  display:flex;align-items:center;justify-content:space-between;gap:26px;flex-wrap:wrap;
}
.cta-band h2{font-size:clamp(22px,2.4vw,28px);font-weight:700;line-height:1.35;}
.cta-band p{color:#B9C0C6;font-size:14.5px;margin-top:8px;max-width:560px;}

/* ---------- Footer ---------- */
.site-footer{background:#121517;color:#C9CFD4;padding:64px 0 26px;border-top:1px solid rgba(255,255,255,.08);}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:36px;}
.site-footer .logo{color:#fff;}
.site-footer .logo-sub{background:rgba(255,255,255,.1);color:#C9CFD4;}
.footer-brand p{margin-top:16px;font-size:13.5px;line-height:1.85;color:#9AA3AA;max-width:320px;}
.footer-col h4{font-size:14px;font-weight:700;color:#fff;margin-bottom:16px;}
.footer-col ul{display:grid;gap:10px;}
.footer-col li{font-size:13.5px;color:#9AA3AA;line-height:1.7;}
.footer-col a{color:#9AA3AA;transition:color .18s ease;}
.footer-col a:hover{color:var(--color-primary);}
.footer-bottom{
  margin-top:44px;padding-top:22px;border-top:1px solid rgba(255,255,255,.08);
  display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;
  font-size:12.5px;color:#7D868D;
}

/* ---------- 断点 ---------- */
@media (max-width:1199px){
  .nav-links{gap:16px;}
  .search-box{min-width:150px;}
}
@media (max-width:1023px){
  .nav-left{flex:1 1 auto;}
  .nav-links{display:none;}
  .search-box{display:none;}
  .nav-toggle{display:flex;}
  .section{padding:56px 0;}
  .runner-grid{grid-template-columns:repeat(2,1fr);}
  .rules-grid{grid-template-columns:1fr;gap:28px;}
  .story-grid{grid-template-columns:1fr;}
  .channel-grid{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px;}
  .page-head{padding:34px 0 30px;}
}
@media (max-width:767px){
  .section{padding:44px 0;}
  .nav-wrap{height:56px;}
  .nav-cta{display:none;}
  .post-grid{grid-template-columns:1fr;}
  .cta-band{padding:30px 24px;border-radius:18px;}
  .footer-grid{grid-template-columns:1fr;}
  .footer-bottom{flex-direction:column;gap:8px;}
  .page-head h1{font-size:26px;}
  .stat-strip{gap:8px;}
  .stat-chip{font-size:12px;padding:6px 12px;}
}
@media (max-width:519px){
  .runner-grid{grid-template-columns:1fr;}
  .tag-pill{font-size:13px;padding:9px 14px;}
  .btn{width:100%;}
  .cta-band .btn{width:100%;}
}