/* roulang page: index */
:root{
  --coral:#F2545B;
  --coral-dark:#D93E46;
  --coral-soft:#FDECEC;
  --ink:#2B1B33;
  --ink-deep:#221A2A;
  --mint:#2FC6A8;
  --mint-soft:#E4F8F3;
  --bg:#FDF7F3;
  --bg-2:#F6EDE7;
  --text:#1E1A24;
  --muted:#6B6472;
  --line:#EADFD8;
  --r-lg:18px;
  --r-md:14px;
  --r-sm:12px;
  --pill:999px;
  --shadow:0 10px 30px rgba(43,27,51,.08);
  --shadow-hover:0 16px 38px rgba(43,27,51,.14);
  --container:1200px;
  --font:"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
  --serif:"Noto Serif SC",Georgia,"Times New Roman",serif;
  --mono:"SFMono-Regular",Consolas,"Liberation Mono",Menlo,monospace;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font);
  font-size:16px;
  line-height:1.75;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0;}
a{color:inherit;text-decoration:none;transition:color .2s ease,background-color .2s ease,border-color .2s ease,transform .2s ease,box-shadow .2s ease;}
a:focus-visible,button:focus-visible,summary:focus-visible,input:focus-visible{outline:2px solid var(--mint);outline-offset:3px;border-radius:6px;}
button{font-family:inherit;cursor:pointer;border:0;background:none;color:inherit;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4,p{margin:0;}
h1{font-size:40px;line-height:1.28;font-weight:700;letter-spacing:-.5px;}
h2{font-size:28px;line-height:1.35;font-weight:700;letter-spacing:-.3px;}
h3{font-size:20px;line-height:1.5;font-weight:600;}
p{font-size:16px;line-height:1.75;}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px;}

/* ---------- Header ---------- */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(253,247,243,.94);
  backdrop-filter:saturate(150%) blur(10px);
  border-bottom:1px solid var(--line);
}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:74px;gap:24px;}
.logo{display:flex;align-items:center;gap:12px;}
.logo-mark{
  width:40px;height:40px;border-radius:13px;
  background:linear-gradient(145deg,var(--coral),#FF8A72);
  position:relative;flex:none;
  box-shadow:0 8px 18px rgba(242,84,91,.32);
}
.logo-mark::before{
  content:"";position:absolute;left:9px;top:11px;width:14px;height:14px;
  border-radius:4px;background:rgba(255,255,255,.92);
}
.logo-mark::after{
  content:"";position:absolute;right:9px;bottom:11px;width:14px;height:14px;
  border-radius:4px;background:rgba(255,255,255,.55);
}
.logo-text{display:flex;flex-direction:column;line-height:1.2;}
.logo-text strong{font-size:17px;font-weight:700;letter-spacing:.3px;color:var(--ink);}
.logo-text span{font-size:11px;color:var(--muted);letter-spacing:1.4px;}
.main-nav{display:flex;align-items:center;gap:6px;}
.main-nav a{
  position:relative;display:inline-block;padding:8px 14px;border-radius:var(--pill);
  font-size:15px;color:var(--ink);font-weight:500;
}
.main-nav a:hover{background:var(--bg-2);color:var(--coral-dark);}
.main-nav a.active{color:var(--coral-dark);font-weight:600;}
.main-nav a.active::after{
  content:"";position:absolute;left:14px;right:14px;bottom:2px;height:2px;border-radius:2px;background:var(--coral);
}
.header-actions{display:flex;align-items:center;gap:12px;}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 24px;border-radius:var(--pill);font-size:15px;font-weight:600;
  border:1px solid transparent;white-space:nowrap;transition:all .22s ease;
}
.btn-primary{background:var(--coral);color:#fff;box-shadow:0 10px 24px rgba(242,84,91,.28);}
.btn-primary:hover{background:var(--coral-dark);transform:translateY(-2px) scale(1.02);box-shadow:0 14px 30px rgba(217,62,70,.32);}
.btn-ghost{background:transparent;color:var(--ink);border-color:var(--ink);}
.btn-ghost:hover{background:var(--ink);color:#fff;transform:translateY(-2px);}
.btn-light{background:#fff;color:var(--ink);border-color:var(--line);}
.btn-light:hover{border-color:var(--coral);color:var(--coral-dark);transform:translateY(-2px);}
.btn-sm{padding:9px 18px;font-size:14px;}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:12px;border:1px solid var(--line);
  background:#fff;align-items:center;justify-content:center;flex-direction:column;gap:5px;
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--ink);border-radius:2px;transition:transform .25s ease,opacity .25s ease;}
.nav-toggle.open span:nth-child(1){transform:translateY(7px) rotate(45deg);}
.nav-toggle.open span:nth-child(2){opacity:0;}
.nav-toggle.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}
.drawer{
  display:none;position:fixed;inset:74px 0 0 0;background:var(--bg);z-index:70;
  padding:24px;overflow-y:auto;
}
.drawer.open{display:block;}
.drawer a{
  display:block;padding:16px 18px;border-radius:var(--r-md);font-size:17px;font-weight:600;
  color:var(--ink);border:1px solid var(--line);margin-bottom:12px;background:#fff;
}
.drawer a:hover{border-color:var(--coral);color:var(--coral-dark);}
.drawer .btn{width:100%;margin-top:8px;}

/* ---------- Hero ---------- */
.hero{
  position:relative;overflow:hidden;color:#fff;
  background:#1B1420;
}
.hero-bg{
  position:absolute;inset:0;
  background-image:url(/assets/images/e818060ac18ac2d7.webp);
  background-size:cover;background-position:center;
  opacity:.42;
}
.hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(100deg,rgba(27,20,32,.96) 0%,rgba(34,26,42,.86) 46%,rgba(34,26,42,.42) 100%);
}
.hero-inner{
  position:relative;z-index:2;
  display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center;
  padding:88px 0 76px;
}
.hero-eyebrow{
  display:inline-flex;align-items:center;gap:10px;
  padding:7px 16px;border-radius:var(--pill);
  background:rgba(47,198,168,.16);border:1px solid rgba(47,198,168,.42);
  font-size:13px;letter-spacing:.6px;color:#8FEBD9;margin-bottom:22px;
}
.hero-eyebrow i{width:7px;height:7px;border-radius:50%;background:var(--mint);display:inline-block;box-shadow:0 0 0 4px rgba(47,198,168,.18);}
.hero h1{color:#fff;font-size:42px;max-width:640px;}
.hero h1 em{font-style:normal;color:#FFB3A6;}
.hero-sub{margin-top:20px;font-size:17px;line-height:1.8;color:rgba(255,255,255,.78);max-width:560px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px;}
.hero-actions .btn-ghost{color:#fff;border-color:rgba(255,255,255,.55);}
.hero-actions .btn-ghost:hover{background:#fff;color:var(--ink);border-color:#fff;}
.hero-badges{display:flex;flex-wrap:wrap;gap:22px;margin-top:38px;padding-top:26px;border-top:1px solid rgba(255,255,255,.14);}
.hero-badge{display:flex;align-items:center;gap:9px;font-size:14px;color:rgba(255,255,255,.86);}
.hero-badge .dot{width:9px;height:9px;border-radius:50%;background:var(--mint);box-shadow:0 0 0 4px rgba(47,198,168,.16);}
.hero-visual{position:relative;min-height:420px;}
.hero-card{
  position:absolute;border-radius:var(--r-lg);overflow:hidden;
  box-shadow:0 24px 50px rgba(0,0,0,.38);border:1px solid rgba(255,255,255,.14);
}
.hero-card img{width:100%;height:100%;object-fit:cover;}
.hero-card.a{width:74%;height:300px;right:0;top:0;}
.hero-card.b{width:62%;height:210px;left:0;bottom:0;}
.hero-float{
  position:absolute;right:4%;bottom:8%;z-index:3;
  background:#fff;color:var(--ink);border-radius:var(--r-md);
  padding:14px 18px;box-shadow:0 18px 40px rgba(0,0,0,.28);
  display:flex;align-items:center;gap:12px;min-width:190px;
}
.hero-float .avatar{width:38px;height:38px;border-radius:50%;background:linear-gradient(140deg,var(--coral),#FF9C7C);display:flex;align-items:center;justify-content:center;color:#fff;font-weight:700;font-size:14px;}
.hero-float strong{display:block;font-size:14px;}
.hero-float small{color:var(--muted);font-size:12px;}

/* ---------- Section base ---------- */
.section{padding:88px 0;}
.section-alt{background:var(--bg-2);}
.section-dark{background:var(--ink-deep);color:#fff;}
.section-head{max-width:720px;margin-bottom:44px;}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center;}
.section-tag{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:600;letter-spacing:1px;color:var(--coral-dark);
  text-transform:uppercase;margin-bottom:14px;
}
.section-tag::after{content:"";width:24px;height:2px;background:var(--coral);border-radius:2px;}
.section-dark .section-tag{color:#FFB3A6;}
.section-desc{margin-top:14px;color:var(--muted);font-size:16px;}
.section-dark .section-desc{color:rgba(255,255,255,.7);}

/* ---------- Capability grid ---------- */
.cap-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px;}
.cap-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  padding:32px;box-shadow:var(--shadow);transition:all .24s ease;
  display:flex;flex-direction:column;gap:12px;
}
.cap-card:nth-child(2){margin-top:36px;}
.cap-card:nth-child(4){margin-top:36px;}
.cap-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:#F7C9C6;}
.cap-icon{
  width:48px;height:48px;border-radius:14px;display:flex;align-items:center;justify-content:center;
  background:var(--coral-soft);color:var(--coral-dark);font-weight:700;font-size:16px;
}
.cap-card:nth-child(2) .cap-icon{background:var(--mint-soft);color:#1E9C85;}
.cap-card:nth-child(3) .cap-icon{background:#EFE8FB;color:#6A46B8;}
.cap-card:nth-child(4) .cap-icon{background:#FDF0E2;color:#C07A25;}
.cap-card p{color:var(--muted);font-size:15px;}
.cap-link{font-size:14px;font-weight:600;color:var(--coral-dark);display:inline-flex;align-items:center;gap:6px;}
.cap-link::after{content:"→";transition:transform .2s ease;}
.cap-link:hover::after{transform:translateX(4px);}

/* ---------- Steps ---------- */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;counter-reset:step;}
.step{
  position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  padding:30px 24px 26px;box-shadow:var(--shadow);transition:all .24s ease;
}
.step:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);}
.step-num{
  font-family:var(--mono);font-size:30px;font-weight:700;color:#E7D8D1;letter-spacing:1px;line-height:1;
}
.step h3{margin:12px 0 8px;font-size:18px;}
.step p{font-size:14px;color:var(--muted);line-height:1.7;}

/* ---------- Nearby people ---------- */
.people-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.person-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;
  box-shadow:var(--shadow);transition:all .24s ease;
}
.person-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);}
.person-photo{position:relative;aspect-ratio:4/3;overflow:hidden;background:var(--bg-2);}
.person-photo img{width:100%;height:100%;object-fit:cover;transition:transform .45s ease;}
.person-card:hover .person-photo img{transform:scale(1.05);}
.online-dot{
  position:absolute;left:14px;top:14px;display:inline-flex;align-items:center;gap:6px;
  background:rgba(34,26,42,.72);color:#fff;font-size:12px;padding:5px 12px;border-radius:var(--pill);
  backdrop-filter:blur(6px);
}
.online-dot i{width:7px;height:7px;border-radius:50%;background:var(--mint);box-shadow:0 0 0 3px rgba(47,198,168,.28);}
.person-body{padding:18px 20px 22px;}
.person-meta{display:flex;align-items:baseline;justify-content:space-between;gap:10px;}
.person-meta strong{font-size:16px;font-weight:600;}
.person-meta span{font-size:13px;color:var(--muted);}
.tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:12px;}
.tag{
  display:inline-block;padding:4px 12px;border-radius:var(--pill);
  background:var(--bg-2);color:#6B5B63;font-size:12px;border:1px solid transparent;
}
.tag-mint{background:var(--mint-soft);color:#1E9C85;}
.tag-coral{background:var(--coral-soft);color:var(--coral-dark);}

/* ---------- Topics & circles ---------- */
.pill-row{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:32px;}
.pill{
  display:inline-flex;align-items:center;gap:8px;padding:10px 20px;border-radius:var(--pill);
  background:#fff;border:1px solid var(--line);font-size:14px;color:var(--ink);font-weight:500;
  transition:all .2s ease;
}
.pill:hover{border-color:var(--coral);color:var(--coral-dark);transform:translateY(-2px);box-shadow:var(--shadow);}
.topic-cards{display:grid;grid-template-columns:repeat(2,1fr);gap:24px;}
.topic-card{
  position:relative;border-radius:var(--r-lg);overflow:hidden;min-height:250px;
  display:flex;align-items:flex-end;color:#fff;box-shadow:var(--shadow);
}
.topic-card img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;}
.topic-card::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(27,20,32,.05) 25%,rgba(27,20,32,.88) 100%);}
.topic-body{position:relative;z-index:2;padding:28px;}
.topic-body h3{color:#fff;font-size:21px;}
.topic-body p{color:rgba(255,255,255,.78);font-size:14px;margin-top:8px;}
.topic-link{display:inline-flex;align-items:center;gap:6px;margin-top:16px;font-size:14px;font-weight:600;color:#FFC9C0;}
.topic-link:hover{color:#fff;}

/* ---------- City chips ---------- */
.city-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:14px;}
.city-chip{
  display:flex;align-items:center;justify-content:center;
  padding:16px 10px;border-radius:var(--r-md);background:#fff;border:1px solid var(--line);
  font-size:15px;font-weight:600;color:var(--ink);transition:all .2s ease;
}
.city-chip:hover{border-color:var(--coral);color:var(--coral-dark);transform:translateY(-3px);box-shadow:var(--shadow);}

/* ---------- Channel entries ---------- */
.channel-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:24px;}
.channel-card{
  display:flex;flex-direction:column;justify-content:space-between;gap:18px;
  padding:30px;border-radius:var(--r-lg);background:#fff;border:1px solid var(--line);
  box-shadow:var(--shadow);transition:all .24s ease;
}
.channel-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:#F7C9C6;}
.channel-card.feature{background:linear-gradient(150deg,#2B1B33,#3B2440);color:#fff;border-color:transparent;}
.channel-card.feature p{color:rgba(255,255,255,.72);}
.channel-card p{font-size:14px;color:var(--muted);}
.channel-card h3{font-size:19px;}
.channel-card .btn{align-self:flex-start;}

/* ---------- Stats bar ---------- */
.stats{background:var(--ink-deep);color:#fff;padding:64px 0;}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;}
.stat-item{border-left:2px solid rgba(242,84,91,.6);padding-left:20px;}
.stat-num{
  font-family:var(--mono);font-size:36px;font-weight:700;letter-spacing:-1px;color:#fff;
  font-variant-numeric:tabular-nums;line-height:1.1;
}
.stat-num em{font-style:normal;color:var(--coral);font-size:22px;margin-left:2px;}
.stat-label{margin-top:8px;font-size:14px;color:rgba(255,255,255,.66);}

/* ---------- Safety ---------- */
.safety-layout{display:grid;grid-template-columns:1.15fr .85fr;gap:48px;align-items:start;}
.safety-list{display:flex;flex-direction:column;gap:18px;}
.safety-item{
  display:flex;gap:18px;padding:22px 24px;background:#fff;border:1px solid var(--line);
  border-radius:var(--r-lg);box-shadow:var(--shadow);transition:all .22s ease;
}
.safety-item:hover{transform:translateX(4px);border-color:#F7C9C6;}
.safety-num{
  font-family:var(--mono);font-size:14px;font-weight:700;color:var(--coral-dark);
  background:var(--coral-soft);border-radius:10px;width:34px;height:34px;
  display:flex;align-items:center;justify-content:center;flex:none;
}
.safety-item h3{font-size:17px;margin-bottom:4px;}
.safety-item p{font-size:14px;color:var(--muted);}
.safety-panel{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;
  box-shadow:var(--shadow);position:sticky;top:100px;
}
.safety-panel img{width:100%;height:230px;object-fit:cover;}
.safety-panel-body{padding:26px;}
.safety-metrics{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:18px;}
.safety-metric{
  background:var(--bg-2);border-radius:var(--r-sm);padding:14px 10px;text-align:center;
}
.safety-metric strong{display:block;font-family:var(--mono);font-size:18px;color:var(--ink);}
.safety-metric span{font-size:12px;color:var(--muted);}

/* ---------- Screens ---------- */
.screen-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.screen-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);padding:18px;
  box-shadow:var(--shadow);transition:all .24s ease;
}
.screen-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);}
.screen-card img{width:100%;aspect-ratio:9/14;object-fit:cover;border-radius:var(--r-md);}
.screen-card figcaption{text-align:center;margin-top:16px;font-size:15px;font-weight:600;color:var(--ink);}
.screen-card small{display:block;text-align:center;color:var(--muted);font-size:13px;margin-top:4px;}

/* ---------- Membership ---------- */
.plan-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px;align-items:start;}
.plan{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);padding:34px;
  box-shadow:var(--shadow);transition:all .24s ease;
}
.plan:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);}
.plan.pro{border:2px solid var(--coral);position:relative;}
.plan.pro::before{
  content:"推荐";position:absolute;right:26px;top:-13px;background:var(--coral);color:#fff;
  font-size:12px;padding:4px 14px;border-radius:var(--pill);letter-spacing:1px;
}
.plan h3{font-size:21px;}
.plan-price{margin:16px 0 6px;font-family:var(--mono);font-size:32px;font-weight:700;color:var(--ink);}
.plan-price small{font-family:var(--font);font-size:13px;color:var(--muted);font-weight:400;margin-left:6px;}
.plan-desc{font-size:14px;color:var(--muted);margin-bottom:22px;}
.plan-list{display:flex;flex-direction:column;gap:12px;margin-bottom:26px;}
.plan-list li{display:flex;gap:10px;font-size:15px;color:#3B3140;}
.plan-list li::before{
  content:"✓";flex:none;width:20px;height:20px;border-radius:50%;background:var(--mint-soft);
  color:#1E9C85;font-size:12px;display:flex;align-items:center;justify-content:center;margin-top:3px;
}
.plan .btn{width:100%;}

/* ---------- Stories ---------- */
.story-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.story-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);padding:28px;
  box-shadow:var(--shadow);display:flex;flex-direction:column;gap:14px;transition:all .24s ease;
}
.story-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);}
.story-top{display:flex;align-items:center;gap:12px;}
.story-top img{width:46px;height:46px;border-radius:50%;object-fit:cover;}
.story-top strong{display:block;font-size:15px;}
.story-top span{font-size:12px;color:var(--muted);}
.stars{color:#F5A623;font-size:14px;letter-spacing:2px;}
.story-quote{
  font-family:var(--serif);font-size:15px;line-height:1.9;color:#3B3140;
  border-left:2px solid var(--line);padding-left:14px;
}

/* ---------- Guides ---------- */
.guide-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:32px;}
.guide-col h3{display:flex;align-items:center;gap:10px;margin-bottom:20px;font-size:20px;}
.guide-col h3 i{width:8px;height:8px;border-radius:2px;background:var(--coral);display:inline-block;}
.guide-col.alt h3 i{background:var(--mint);}
.guide-list{display:flex;flex-direction:column;gap:14px;}
.guide-item{
  display:flex;gap:14px;background:#fff;border:1px solid var(--line);border-radius:var(--r-md);
  padding:18px 20px;transition:all .22s ease;
}
.guide-item:hover{border-color:#F7C9C6;transform:translateX(4px);}
.guide-idx{
  flex:none;width:28px;height:28px;border-radius:8px;background:var(--bg-2);
  display:flex;align-items:center;justify-content:center;font-family:var(--mono);
  font-size:13px;font-weight:700;color:var(--coral-dark);
}
.guide-item strong{display:block;font-size:15px;margin-bottom:2px;}
.guide-item p{font-size:13px;color:var(--muted);line-height:1.65;}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:860px;margin:0 auto;display:flex;flex-direction:column;gap:14px;}
.faq-item{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.faq-item.open{border-color:#F7C9C6;box-shadow:var(--shadow);}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:22px 26px;text-align:left;font-size:16px;font-weight:600;color:var(--ink);
}
.faq-q:hover{color:var(--coral-dark);}
.faq-arrow{
  flex:none;width:26px;height:26px;border-radius:50%;background:var(--bg-2);
  display:flex;align-items:center;justify-content:center;font-size:13px;color:var(--coral-dark);
  transition:transform .25s ease,background .25s ease;
}
.faq-item.open .faq-arrow{transform:rotate(180deg);background:var(--coral-soft);}
.faq-a{
  max-height:0;overflow:hidden;transition:max-height .3s ease;
}
.faq-item.open .faq-a{max-height:400px;}
.faq-a p{padding:0 26px 24px;font-size:15px;color:var(--muted);line-height:1.8;}

/* ---------- News (CMS) ---------- */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.news-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;
  box-shadow:var(--shadow);transition:all .24s ease;display:flex;flex-direction:column;
}
.news-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:#F7C9C6;}
.news-thumb{aspect-ratio:16/10;overflow:hidden;background:var(--bg-2);}
.news-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .45s ease;}
.news-card:hover .news-thumb img{transform:scale(1.05);}
.news-body{padding:20px 22px 22px;display:flex;flex-direction:column;gap:10px;flex:1;}
.news-body h3{font-size:17px;line-height:1.55;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.news-card:hover .news-body h3{color:var(--coral-dark);}
.news-body p{
  font-size:14px;color:var(--muted);line-height:1.7;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-foot{
  margin-top:auto;padding-top:14px;border-top:1px solid var(--line);
  display:flex;align-items:center;justify-content:space-between;gap:10px;font-size:12px;color:var(--muted);
}
.news-cat{background:var(--coral-soft);color:var(--coral-dark);padding:3px 10px;border-radius:var(--pill);font-size:12px;}
.empty-state{
  grid-column:1/-1;text-align:center;padding:60px 24px;background:#fff;border:1px dashed var(--line);
  border-radius:var(--r-lg);color:var(--muted);font-size:15px;
}

/* ---------- Download CTA ---------- */
.cta-panel{
  position:relative;overflow:hidden;border-radius:26px;background:linear-gradient(135deg,#2B1B33 0%,#42273F 55%,#5A2E3C 100%);
  color:#fff;padding:56px 52px;display:grid;grid-template-columns:1.3fr .7fr;gap:40px;align-items:center;
}
.cta-panel::before{
  content:"";position:absolute;width:380px;height:380px;border-radius:50%;
  background:radial-gradient(circle,rgba(242,84,91,.34),transparent 68%);
  right:-90px;top:-140px;
}
.cta-panel h2{color:#fff;position:relative;z-index:2;}
.cta-panel p{color:rgba(255,255,255,.75);margin-top:14px;font-size:15px;position:relative;z-index:2;}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px;position:relative;z-index:2;}
.cta-actions .btn-ghost{color:#fff;border-color:rgba(255,255,255,.55);}
.cta-actions .btn-ghost:hover{background:#fff;color:var(--ink);border-color:#fff;}
.qr-box{
  position:relative;z-index:2;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.18);
  border-radius:var(--r-lg);padding:20px;text-align:center;
}
.qr-box img{width:100%;max-width:190px;border-radius:12px;margin:0 auto 14px;object-fit:cover;}
.qr-box span{font-size:13px;color:rgba(255,255,255,.7);display:block;}
.store-row{display:flex;justify-content:center;gap:10px;margin-top:12px;}
.store-row em{
  font-style:normal;font-size:12px;padding:6px 14px;border-radius:var(--pill);
  background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.2);
}

/* ---------- Footer ---------- */
.site-footer{background:#1B1420;color:rgba(255,255,255,.7);padding:68px 0 0;}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:48px;}
.footer-brand .logo{margin-bottom:18px;}
.footer-brand .logo-text strong{color:#fff;}
.footer-brand .logo-text span{color:rgba(255,255,255,.45);}
.footer-brand p{font-size:14px;line-height:1.85;color:rgba(255,255,255,.6);max-width:300px;}
.footer-col h4{font-size:15px;color:#fff;margin-bottom:18px;font-weight:600;}
.footer-col ul{display:flex;flex-direction:column;gap:11px;}
.footer-col a{font-size:14px;color:rgba(255,255,255,.62);}
.footer-col a:hover{color:var(--coral);}
.footer-note{font-size:13px;color:rgba(255,255,255,.5);line-height:1.8;}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.1);padding:22px 0;
  display:flex;justify-content:space-between;align-items:center;gap:16px;flex-wrap:wrap;
  font-size:13px;color:rgba(255,255,255,.45);
}
.footer-bottom a{color:rgba(255,255,255,.55);}
.footer-bottom a:hover{color:var(--coral);}

/* ---------- Responsive ---------- */
@media (max-width:1199px){
  h1{font-size:36px;}
  .hero h1{font-size:38px;}
  .hero-inner{gap:36px;padding:72px 0 64px;}
  .city-grid{grid-template-columns:repeat(4,1fr);}
  .channel-grid{grid-template-columns:1fr 1fr;}
  .channel-card.feature{grid-column:1/-1;}
}
@media (max-width:991px){
  .main-nav{display:none;}
  .header-actions .btn{display:none;}
  .nav-toggle{display:flex;}
  .hero-inner{grid-template-columns:1fr;padding:60px 0 56px;}
  .hero-visual{min-height:340px;margin-top:12px;}
  .hero-card.a{width:70%;height:250px;right:2%;}
  .hero-card.b{width:58%;height:180px;left:2%;}
  .hero-float{right:2%;bottom:2%;}
  .section{padding:64px 0;}
  .cap-grid,.topic-cards,.guide-grid,.plan-grid,.safety-layout{grid-template-columns:1fr;}
  .cap-card:nth-child(2),.cap-card:nth-child(4){margin-top:0;}
  .steps{grid-template-columns:repeat(2,1fr);}
  .people-grid,.news-grid,.story-grid,.screen-grid{grid-template-columns:repeat(2,1fr);}
  .stats-grid{grid-template-columns:repeat(2,1fr);gap:32px;}
  .safety-panel{position:static;}
  .cta-panel{grid-template-columns:1fr;padding:44px 32px;}
  .qr-box{max-width:280px;margin:0 auto;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
}
@media (max-width:767px){
  .container{padding:0 20px;}
  h1{font-size:28px;}
  h2{font-size:23px;}
  .hero h1{font-size:29px;}
  .hero-sub{font-size:15px;}
  .section{padding:56px 0;}
  .steps,.people-grid,.news-grid,.story-grid,.screen-grid{grid-template-columns:1fr;}
  .city-grid{grid-template-columns:repeat(3,1fr);}
  .channel-grid{grid-template-columns:1fr;}
  .faq-q{padding:18px 20px;font-size:15px;}
  .faq-a p{padding:0 20px 20px;}
  .footer-grid{grid-template-columns:1fr;}
  .footer-bottom{flex-direction:column;align-items:flex-start;text-align:left;}
  .cta-panel{padding:36px 22px;border-radius:20px;}
  .news-body,.cap-card,.plan{padding:22px;}
}
@media (max-width:480px){
  .hero-actions .btn,.cta-actions .btn{width:100%;}
  .hero-badges{gap:14px;flex-direction:column;align-items:flex-start;}
  .city-grid{grid-template-columns:repeat(2,1fr);}
  .stat-num{font-size:28px;}
  .logo-text strong{font-size:15px;}
  .logo-text span{font-size:10px;letter-spacing:1px;}
}

/* roulang page: article */
:root{
  --coral:#F2545B;
  --coral-dark:#D93E46;
  --coral-soft:#FDECEC;
  --ink:#2B1B33;
  --ink-deep:#221A2A;
  --mint:#2FC6A8;
  --mint-soft:#E4F8F3;
  --bg:#FDF7F3;
  --bg-2:#F6EDE7;
  --text:#1E1A24;
  --muted:#6B6472;
  --line:#EADFD8;
  --r-lg:18px;
  --r-md:14px;
  --r-sm:12px;
  --pill:999px;
  --shadow:0 10px 30px rgba(43,27,51,.08);
  --shadow-hover:0 16px 38px rgba(43,27,51,.14);
  --container:1200px;
  --font:"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
  --serif:"Noto Serif SC",Georgia,"Times New Roman",serif;
  --mono:"SFMono-Regular",Consolas,"Liberation Mono",Menlo,monospace;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font);
  font-size:16px;
  line-height:1.75;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0;}
a{color:inherit;text-decoration:none;transition:color .2s ease,background-color .2s ease,border-color .2s ease,transform .2s ease,box-shadow .2s ease;}
a:focus-visible,button:focus-visible,input:focus-visible,summary:focus-visible{outline:2px solid var(--mint);outline-offset:3px;border-radius:6px;}
button{font-family:inherit;cursor:pointer;border:0;background:none;color:inherit;}
h1,h2,h3,h4{margin:0;color:var(--ink);font-weight:700;line-height:1.32;}
p{margin:0 0 1em;}
ul,ol{margin:0;padding:0;list-style:none;}
figure{margin:0;}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px;}

/* ---------- Header ---------- */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(253,247,243,.94);
  backdrop-filter:saturate(150%) blur(10px);
  border-bottom:1px solid var(--line);
}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:74px;gap:24px;}
.logo{display:flex;align-items:center;gap:12px;}
.logo-mark{
  width:40px;height:40px;border-radius:13px;
  background:linear-gradient(145deg,var(--coral),#FF8A72);
  position:relative;flex:none;
  box-shadow:0 8px 18px rgba(242,84,91,.32);
}
.logo-mark::before{
  content:"";position:absolute;left:9px;top:11px;width:14px;height:14px;
  border-radius:4px;background:rgba(255,255,255,.92);
}
.logo-mark::after{
  content:"";position:absolute;right:9px;bottom:11px;width:14px;height:14px;
  border-radius:4px;background:rgba(255,255,255,.55);
}
.logo-text{display:flex;flex-direction:column;line-height:1.2;}
.logo-text strong{font-size:17px;font-weight:700;letter-spacing:.3px;color:var(--ink);}
.logo-text span{font-size:11px;color:var(--muted);letter-spacing:1.4px;}
.main-nav{display:flex;align-items:center;gap:6px;}
.main-nav a{
  position:relative;display:inline-block;padding:8px 14px;border-radius:var(--pill);
  font-size:15px;color:var(--ink);font-weight:500;
}
.main-nav a:hover{background:var(--bg-2);color:var(--coral-dark);}
.main-nav a.active{color:var(--coral-dark);font-weight:600;}
.main-nav a.active::after{
  content:"";position:absolute;left:14px;right:14px;bottom:2px;height:2px;border-radius:2px;background:var(--coral);
}
.header-actions{display:flex;align-items:center;gap:12px;}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 24px;border-radius:var(--pill);font-size:15px;font-weight:600;
  border:1px solid transparent;white-space:nowrap;transition:all .22s ease;
}
.btn-primary{background:var(--coral);color:#fff;box-shadow:0 10px 24px rgba(242,84,91,.28);}
.btn-primary:hover{background:var(--coral-dark);transform:translateY(-2px) scale(1.02);box-shadow:0 14px 30px rgba(217,62,70,.32);}
.btn-ghost{background:transparent;color:var(--ink);border-color:var(--ink);}
.btn-ghost:hover{background:var(--ink);color:#fff;transform:translateY(-2px);}
.btn-light{background:#fff;color:var(--ink);border-color:var(--line);}
.btn-light:hover{border-color:var(--coral);color:var(--coral-dark);transform:translateY(-2px);}
.btn-sm{padding:9px 18px;font-size:14px;}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:12px;border:1px solid var(--line);
  background:#fff;align-items:center;justify-content:center;flex-direction:column;gap:5px;
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--ink);border-radius:2px;transition:transform .25s ease,opacity .25s ease;}
.nav-toggle.open span:nth-child(1){transform:translateY(7px) rotate(45deg);}
.nav-toggle.open span:nth-child(2){opacity:0;}
.nav-toggle.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}
.drawer{
  display:none;position:fixed;inset:74px 0 0 0;background:var(--bg);z-index:70;
  padding:24px 0;overflow-y:auto;
}
.drawer.open{display:block;}
.drawer a{
  display:block;padding:16px 18px;border-radius:var(--r-md);font-size:17px;font-weight:600;
  color:var(--ink);border:1px solid var(--line);margin-bottom:12px;background:#fff;
}
.drawer a:hover{border-color:var(--coral);color:var(--coral-dark);}
.drawer .btn{width:100%;margin-top:8px;border:1px solid transparent;color:#fff;}
.drawer .btn:hover{color:#fff;}

/* ---------- Article head ---------- */
.article-top{
  background:linear-gradient(180deg,var(--bg-2) 0%,var(--bg) 72%);
  padding:34px 0 0;
  border-bottom:1px solid var(--line);
}
.breadcrumb ol{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--muted);}
.breadcrumb li+li::before{content:"/";color:#CFC0B7;margin-right:2px;}
.breadcrumb a:hover{color:var(--coral-dark);}
.article-head{max-width:860px;padding:26px 0 0;}
.article-cat{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 16px;border-radius:var(--pill);
  background:var(--coral-soft);color:var(--coral-dark);
  font-size:13px;font-weight:600;letter-spacing:.4px;
}
.article-cat::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--coral);}
.article-head h1{
  font-size:38px;line-height:1.28;letter-spacing:-.5px;margin:18px 0 16px;color:var(--ink);
}
.article-lead{font-size:16px;line-height:1.85;color:var(--muted);max-width:760px;margin:0;}
.article-meta{
  display:flex;flex-wrap:wrap;align-items:center;gap:12px 20px;
  max-width:860px;margin-top:26px;padding:18px 0;
  border-top:1px solid var(--line);
  font-size:13.5px;color:var(--muted);
}
.article-meta b{color:var(--ink);font-weight:600;}
.meta-sep{width:4px;height:4px;border-radius:50%;background:#D3C4BA;display:inline-block;}
.meta-chips{display:flex;flex-wrap:wrap;gap:8px;margin-left:auto;}
.chip{
  display:inline-flex;align-items:center;
  padding:5px 14px;border-radius:var(--pill);
  background:#fff;border:1px solid var(--line);
  font-size:12.5px;color:var(--muted);transition:all .2s ease;
}
.chip:hover{border-color:var(--coral);color:var(--coral-dark);}

/* ---------- Cover ---------- */
.article-cover-wrap{background:var(--bg);padding:36px 0 0;}
.article-cover img{
  width:100%;aspect-ratio:16/9;object-fit:cover;
  border-radius:var(--r-lg);box-shadow:var(--shadow);
}
.article-cover figcaption{
  margin-top:12px;font-size:13px;color:var(--muted);text-align:center;
}

/* ---------- Body ---------- */
.article-main{background:var(--bg);padding:8px 0 20px;}
.article-body{
  max-width:760px;margin:40px auto 0;
  font-size:16.5px;line-height:1.9;color:var(--text);word-break:break-word;
}
.article-body h2{
  font-size:26px;line-height:1.42;font-weight:700;color:var(--ink);
  margin:44px 0 16px;padding-left:14px;border-left:4px solid var(--coral);
}
.article-body h3{font-size:19px;font-weight:600;color:var(--ink);margin:30px 0 12px;}
.article-body h4{font-size:17px;font-weight:600;color:var(--ink);margin:24px 0 10px;}
.article-body p{margin:0 0 20px;}
.article-body a{color:var(--coral-dark);text-decoration:underline;text-underline-offset:3px;}
.article-body a:hover{color:var(--ink);}
.article-body ul{list-style:disc;margin:0 0 20px;padding-left:24px;}
.article-body ol{list-style:decimal;margin:0 0 20px;padding-left:24px;}
.article-body li{margin-bottom:10px;}
.article-body blockquote{
  margin:26px 0;padding:18px 22px;
  background:var(--bg-2);border-left:3px solid var(--coral);
  border-radius:0 var(--r-sm) var(--r-sm) 0;
  color:var(--ink);font-family:var(--serif);font-size:16.5px;
}
.article-body blockquote p:last-child{margin-bottom:0;}
.article-body img{border-radius:var(--r-md);margin:24px 0 8px;height:auto;}
.article-body table{width:100%;border-collapse:collapse;margin:0 0 22px;font-size:15px;}
.article-body th,.article-body td{border:1px solid var(--line);padding:10px 14px;text-align:left;}
.article-body th{background:var(--bg-2);color:var(--ink);}
.article-body code{
  font-family:var(--mono);font-size:14px;background:var(--bg-2);
  padding:2px 7px;border-radius:6px;color:var(--coral-dark);
}
.article-body hr{border:0;border-top:1px solid var(--line);margin:34px 0;}

/* empty state */
.article-empty{
  max-width:760px;margin:48px auto 0;text-align:center;
  padding:56px 28px;background:#fff;border:1px solid var(--line);
  border-radius:var(--r-lg);box-shadow:var(--shadow);
}
.article-empty .empty-icon{
  width:64px;height:64px;border-radius:20px;margin:0 auto 20px;
  background:var(--coral-soft);display:flex;align-items:center;justify-content:center;
  color:var(--coral);font-size:26px;font-weight:700;
}
.article-empty h2{font-size:22px;margin-bottom:12px;}
.article-empty p{color:var(--muted);font-size:15px;margin-bottom:24px;}

/* safety card */
.safety-card{
  max-width:760px;margin:40px auto 0;
  display:flex;gap:16px;align-items:flex-start;
  padding:22px 24px;border-radius:var(--r-md);
  background:#FDF1E7;border:1px solid #F3D9C6;
}
.safety-icon{
  flex:none;width:40px;height:40px;border-radius:12px;
  background:#FBDCC4;color:#B4552C;
  display:flex;align-items:center;justify-content:center;font-size:18px;font-weight:700;
}
.safety-card h3{font-size:16px;margin-bottom:6px;color:#8C3F20;}
.safety-card p{margin:0;font-size:14px;line-height:1.85;color:#8A5A3C;}

/* tags + share */
.article-foot{
  max-width:760px;margin:34px auto 0;padding-top:24px;
  border-top:1px solid var(--line);
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:16px;
}
.tag-list{display:flex;flex-wrap:wrap;gap:8px;}
.tag{
  display:inline-flex;align-items:center;padding:6px 14px;
  border-radius:var(--pill);background:var(--coral-soft);
  color:var(--coral-dark);font-size:13px;font-weight:500;
}
.share-group{display:flex;flex-wrap:wrap;gap:10px;}
.share-btn{
  display:inline-flex;align-items:center;gap:6px;
  padding:9px 18px;border-radius:var(--pill);
  background:#fff;border:1px solid var(--line);
  font-size:13.5px;color:var(--ink);transition:all .2s ease;
}
.share-btn:hover{border-color:var(--coral);color:var(--coral-dark);transform:translateY(-1px);}

/* sections */
.section{padding:72px 0;}
.section-alt{background:var(--bg-2);}
.section-head{max-width:720px;margin-bottom:34px;}
.section-title{font-size:26px;letter-spacing:-.3px;display:flex;align-items:center;gap:12px;}
.section-title::after{content:"";width:24px;height:3px;border-radius:2px;background:var(--coral);display:inline-block;}
.section-sub{margin-top:10px;font-size:14.5px;color:var(--muted);}

/* related */
.related-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;}
.related-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  box-shadow:var(--shadow);transition:all .24s ease;overflow:hidden;
}
.related-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover);border-color:#E3D1C7;}
.related-card a{display:block;padding:26px 24px;height:100%;}
.related-card .card-cat{
  display:inline-block;font-size:12px;font-weight:600;color:var(--coral-dark);
  background:var(--coral-soft);padding:4px 12px;border-radius:var(--pill);margin-bottom:14px;
}
.related-card h3{
  font-size:17px;line-height:1.5;font-weight:600;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
  min-height:51px;
}
.related-card .card-time{display:block;margin-top:16px;font-size:13px;color:var(--muted);font-family:var(--mono);}

/* post nav */
.post-nav{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px;}
.post-nav a{
  display:block;padding:22px 26px;border-radius:var(--r-md);
  background:#fff;border:1px solid var(--line);transition:all .22s ease;
}
.post-nav a:hover{border-color:var(--coral);transform:translateY(-2px);box-shadow:var(--shadow);}
.post-nav small{display:block;font-size:12.5px;letter-spacing:1px;color:var(--muted);margin-bottom:8px;}
.post-nav strong{display:block;font-size:16px;color:var(--ink);font-weight:600;}
.post-nav .nav-right{text-align:right;}

/* ---------- Footer ---------- */
.site-footer{background:var(--ink-deep);color:rgba(255,255,255,.72);padding-top:64px;}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:44px;}
.footer-brand .logo{margin-bottom:4px;}
.footer-brand .logo-text strong{color:#fff;}
.footer-brand .logo-text span{color:rgba(255,255,255,.45);}
.footer-brand p{margin-top:18px;font-size:14px;line-height:1.85;color:rgba(255,255,255,.6);max-width:360px;}
.footer-col h4{color:#fff;font-size:15px;font-weight:600;margin-bottom:16px;}
.footer-col ul li{margin-bottom:10px;}
.footer-col ul a{font-size:14px;color:rgba(255,255,255,.66);}
.footer-col ul a:hover{color:var(--coral);}
.footer-note{font-size:14px;line-height:1.9;color:rgba(255,255,255,.6);}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.1);
  padding:22px 0 28px;
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
  font-size:13px;color:rgba(255,255,255,.5);
}
.footer-bottom a{color:rgba(255,255,255,.68);}
.footer-bottom a:hover{color:#fff;}

/* ---------- Responsive ---------- */
@media (max-width:1199px){
  .main-nav a{padding:8px 10px;font-size:14.5px;}
  .article-head h1{font-size:34px;}
  .footer-grid{grid-template-columns:1.4fr 1fr 1fr;gap:32px;}
  .footer-brand{grid-column:1 / -1;}
}
@media (max-width:991px){
  .main-nav{display:none;}
  .nav-toggle{display:flex;}
  .header-actions .btn-primary{display:none;}
  .article-head h1{font-size:30px;}
  .related-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .section{padding:56px 0;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px;}
}
@media (max-width:767px){
  .container{padding:0 18px;}
  .header-inner{height:66px;}
  .drawer{inset:66px 0 0 0;}
  .article-top{padding-top:24px;}
  .article-head h1{font-size:26px;letter-spacing:-.2px;}
  .article-body{font-size:16px;margin-top:32px;}
  .article-body h2{font-size:22px;margin-top:36px;}
  .article-meta{font-size:13px;gap:10px 16px;}
  .meta-chips{margin-left:0;width:100%;}
  .post-nav{grid-template-columns:1fr;}
  .post-nav .nav-right{text-align:left;}
  .related-grid{grid-template-columns:1fr;}
  .article-foot{flex-direction:column;align-items:flex-start;}
  .safety-card{flex-direction:column;gap:12px;}
  .footer-grid{grid-template-columns:1fr;}
  .footer-bottom{flex-direction:column;}
}
@media (max-width:480px){
  .article-head h1{font-size:22px;}
  .btn{width:100%;}
  .share-group{width:100%;}
  .share-btn{flex:1;justify-content:center;}
  .article-cover figcaption{text-align:left;}
}

/* roulang page: category1 */
:root{
  --coral:#F2545B;
  --coral-dark:#D93E46;
  --coral-soft:#FDECEC;
  --ink:#2B1B33;
  --ink-deep:#221A2A;
  --mint:#2FC6A8;
  --mint-soft:#E4F8F3;
  --bg:#FDF7F3;
  --bg-2:#F6EDE7;
  --text:#1E1A24;
  --muted:#6B6472;
  --line:#EADFD8;
  --r-lg:18px;
  --r-md:14px;
  --r-sm:12px;
  --pill:999px;
  --shadow:0 10px 30px rgba(43,27,51,.08);
  --shadow-hover:0 16px 38px rgba(43,27,51,.14);
  --container:1200px;
  --font:"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
  --serif:"Noto Serif SC",Georgia,"Times New Roman",serif;
  --mono:"SFMono-Regular",Consolas,"Liberation Mono",Menlo,monospace;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font);
  font-size:16px;
  line-height:1.75;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0;}
a{color:inherit;text-decoration:none;transition:color .2s ease,background-color .2s ease,border-color .2s ease,transform .2s ease,box-shadow .2s ease;}
a:focus-visible,button:focus-visible,summary:focus-visible,input:focus-visible{outline:2px solid var(--mint);outline-offset:3px;border-radius:6px;}
button{font-family:inherit;cursor:pointer;border:0;background:none;color:inherit;}
h1,h2,h3,h4,p,ul,ol{margin:0;}
ul,ol{padding:0;list-style:none;}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px;}
/* ---------- Header ---------- */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(253,247,243,.94);
  backdrop-filter:saturate(150%) blur(10px);
  border-bottom:1px solid var(--line);
}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:74px;gap:24px;}
.logo{display:flex;align-items:center;gap:12px;}
.logo-mark{
  width:40px;height:40px;border-radius:13px;
  background:linear-gradient(145deg,var(--coral),#FF8A72);
  position:relative;flex:none;
  box-shadow:0 8px 18px rgba(242,84,91,.32);
}
.logo-mark::before{
  content:"";position:absolute;left:9px;top:11px;width:14px;height:14px;
  border-radius:4px;background:rgba(255,255,255,.92);
}
.logo-mark::after{
  content:"";position:absolute;right:9px;bottom:11px;width:14px;height:14px;
  border-radius:4px;background:rgba(255,255,255,.55);
}
.logo-text{display:flex;flex-direction:column;line-height:1.2;}
.logo-text strong{font-size:17px;font-weight:700;letter-spacing:.3px;color:var(--ink);}
.logo-text span{font-size:11px;color:var(--muted);letter-spacing:1.4px;}
.main-nav{display:flex;align-items:center;gap:6px;}
.main-nav a{
  position:relative;display:inline-block;padding:8px 14px;border-radius:var(--pill);
  font-size:15px;color:var(--ink);font-weight:500;
}
.main-nav a:hover{background:var(--bg-2);color:var(--coral-dark);}
.main-nav a.active{color:var(--coral-dark);font-weight:600;}
.main-nav a.active::after{
  content:"";position:absolute;left:14px;right:14px;bottom:2px;height:2px;border-radius:2px;background:var(--coral);
}
.header-actions{display:flex;align-items:center;gap:12px;}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 24px;border-radius:var(--pill);font-size:15px;font-weight:600;
  border:1px solid transparent;white-space:nowrap;transition:all .22s ease;
}
.btn-primary{background:var(--coral);color:#fff;box-shadow:0 10px 24px rgba(242,84,91,.28);}
.btn-primary:hover{background:var(--coral-dark);transform:translateY(-2px) scale(1.02);box-shadow:0 14px 30px rgba(217,62,70,.32);}
.btn-ghost{background:transparent;color:var(--ink);border-color:var(--ink);}
.btn-ghost:hover{background:var(--ink);color:#fff;transform:translateY(-2px);}
.btn-light{background:#fff;color:var(--ink);border-color:var(--line);}
.btn-light:hover{border-color:var(--coral);color:var(--coral-dark);transform:translateY(-2px);}
.btn-sm{padding:9px 18px;font-size:14px;}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:12px;border:1px solid var(--line);
  background:#fff;align-items:center;justify-content:center;flex-direction:column;gap:5px;
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--ink);border-radius:2px;transition:transform .25s ease,opacity .25s ease;}
.nav-toggle.open span:nth-child(1){transform:translateY(7px) rotate(45deg);}
.nav-toggle.open span:nth-child(2){opacity:0;}
.nav-toggle.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}
.drawer{
  display:none;position:fixed;inset:74px 0 0 0;background:var(--bg);z-index:70;
  padding:24px;overflow-y:auto;
}
.drawer.open{display:block;}
.drawer a{
  display:block;padding:16px 18px;border-radius:var(--r-md);font-size:17px;font-weight:600;
  color:var(--ink);border:1px solid var(--line);margin-bottom:12px;background:#fff;
}
.drawer a:hover{border-color:var(--coral);color:var(--coral-dark);}
.drawer .btn{width:100%;margin-top:8px;}
/* ---------- Page hero ---------- */
.page-hero{position:relative;overflow:hidden;background:var(--bg-2);border-bottom:1px solid var(--line);}
.page-hero::before{
  content:"";position:absolute;inset:0;
  background-image:url(/assets/images/e78db5640e821cc7.webp);
  background-size:cover;background-position:center;opacity:.16;
}
.page-hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(120deg,rgba(246,237,231,.97) 0%,rgba(253,247,243,.90) 55%,rgba(253,247,243,.72) 100%);
}
.page-hero-inner{position:relative;z-index:2;padding:40px 0 54px;max-width:860px;}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--muted);margin-bottom:22px;}
.crumb li{display:inline-flex;align-items:center;gap:8px;}
.crumb li+li::before{content:"/";color:#C7B8AE;}
.crumb a{color:var(--muted);}
.crumb a:hover{color:var(--coral-dark);}
.crumb .current{color:var(--ink);font-weight:600;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;padding:6px 14px;border-radius:var(--pill);
  background:var(--coral-soft);color:var(--coral-dark);font-size:13px;font-weight:600;letter-spacing:.4px;
  border:1px solid rgba(242,84,91,.22);margin-bottom:18px;
}
.eyebrow i{width:6px;height:6px;border-radius:50%;background:var(--coral);display:inline-block;}
.page-hero h1{font-size:40px;line-height:1.28;font-weight:700;letter-spacing:-.5px;color:var(--ink);margin-bottom:18px;}
.page-hero h1 em{font-style:normal;color:var(--coral-dark);}
.page-lead{font-size:16px;line-height:1.85;color:var(--muted);max-width:700px;}
.page-lead + .page-lead{margin-top:8px;}
.hero-stats{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px;}
.hero-stats span{
  display:inline-flex;align-items:center;gap:8px;padding:8px 16px;border-radius:var(--pill);
  background:#fff;border:1px solid var(--line);font-size:13px;color:var(--ink);font-weight:500;
}
.hero-stats b{font-family:var(--mono);font-size:15px;color:var(--coral-dark);font-weight:700;}
/* ---------- Sections ---------- */
.section{padding:64px 0;}
.section.section-tight{padding:44px 0;}
.section.bg-alt{background:var(--bg-2);}
.section.bg-ink{background:var(--ink-deep);color:#fff;}
.sec-head{margin-bottom:32px;}
.sec-head h2{font-size:28px;line-height:1.35;font-weight:700;color:var(--ink);letter-spacing:-.3px;display:flex;align-items:center;gap:14px;}
.sec-head h2::after{content:"";width:24px;height:3px;border-radius:3px;background:var(--coral);flex:none;}
.sec-head p{margin-top:10px;font-size:15px;color:var(--muted);max-width:720px;}
.bg-ink .sec-head h2{color:#fff;}
.bg-ink .sec-head p{color:rgba(255,255,255,.7);}
/* ---------- Filter bar ---------- */
.filter-bar{
  background:#fff;border:1px solid var(--line);border-radius:var(--pill);
  box-shadow:var(--shadow);padding:12px 16px;display:flex;flex-wrap:wrap;
  align-items:center;justify-content:space-between;gap:14px;
}
.filter-chips{display:flex;flex-wrap:wrap;gap:8px;}
.chip{
  display:inline-flex;align-items:center;padding:8px 18px;border-radius:var(--pill);
  font-size:14px;color:var(--ink);border:1px solid var(--line);background:#fff;transition:all .2s ease;
}
.chip:hover{border-color:var(--coral);color:var(--coral-dark);}
.chip.is-on{background:var(--coral);border-color:var(--coral);color:#fff;font-weight:600;box-shadow:0 8px 18px rgba(242,84,91,.28);}
.chip.is-on:hover{background:var(--coral-dark);color:#fff;}
.sort-box{
  display:inline-flex;align-items:center;gap:10px;padding:8px 16px;border-radius:var(--pill);
  border:1px solid var(--line);background:var(--bg);font-size:14px;color:var(--muted);
}
.sort-box b{color:var(--ink);font-weight:600;}
/* ---------- Scene cards ---------- */
.scene-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;}
.scene-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  overflow:hidden;box-shadow:var(--shadow);display:flex;flex-direction:column;
  transition:transform .24s ease,box-shadow .24s ease,border-color .24s ease;
}
.scene-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:#E0CFC6;}
.scene-thumb{position:relative;aspect-ratio:4/3;overflow:hidden;background:var(--bg-2);}
.scene-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease;}
.scene-card:hover .scene-thumb img{transform:scale(1.05);}
.scene-body{padding:18px 20px 22px;display:flex;flex-direction:column;gap:8px;}
.scene-body h3{font-size:18px;font-weight:600;color:var(--ink);}
.scene-body p{font-size:14px;color:var(--muted);line-height:1.7;}
.tag-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:6px;}
.tag{
  display:inline-flex;align-items:center;padding:4px 12px;border-radius:var(--pill);
  font-size:12px;background:var(--mint-soft);color:#17806C;border:1px solid rgba(47,198,168,.3);
}
.tag.soft-coral{background:var(--coral-soft);color:var(--coral-dark);border-color:rgba(242,84,91,.22);}
.tag.plain{background:var(--bg-2);color:var(--muted);border-color:var(--line);}
/* ---------- CMS list ---------- */
.cms-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px;}
.feature-card{
  grid-column:1/-1;display:grid;grid-template-columns:400px 1fr;gap:0;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  overflow:hidden;box-shadow:var(--shadow);transition:transform .24s ease,box-shadow .24s ease;
}
.feature-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);}
.feature-thumb{position:relative;min-height:270px;overflow:hidden;background:var(--bg-2);}
.feature-thumb img{width:100%;height:100%;object-fit:cover;}
.feature-thumb .tag{position:absolute;left:18px;top:18px;background:#fff;color:var(--coral-dark);border-color:transparent;box-shadow:0 6px 16px rgba(43,27,51,.14);font-weight:600;}
.feature-body{padding:30px 32px;display:flex;flex-direction:column;justify-content:center;gap:12px;}
.feature-body h3{font-size:23px;font-weight:700;line-height:1.4;color:var(--ink);}
.feature-body p{font-size:15px;color:var(--muted);line-height:1.8;}
.card-meta{display:flex;flex-wrap:wrap;align-items:center;gap:12px;font-size:13px;color:var(--muted);margin-top:4px;}
.card-meta .dot{width:4px;height:4px;border-radius:50%;background:#CDBEB4;display:inline-block;}
.std-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  padding:24px 26px;display:flex;flex-direction:column;gap:10px;
  box-shadow:var(--shadow);transition:transform .24s ease,box-shadow .24s ease,border-color .24s ease;
}
.std-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:#E0CFC6;}
.std-card h3{font-size:18px;font-weight:600;line-height:1.5;color:var(--ink);}
.std-card p{font-size:14px;color:var(--muted);line-height:1.75;}
.std-card .card-meta{margin-top:auto;padding-top:8px;border-top:1px dashed var(--line);}
.list-foot{display:flex;justify-content:center;margin-top:36px;}
.empty-state{
  grid-column:1/-1;display:flex;flex-direction:column;align-items:center;justify-content:center;
  gap:12px;padding:56px 24px;background:#fff;border:1px dashed var(--line);
  border-radius:var(--r-lg);color:var(--muted);font-size:15px;
}
.empty-state .empty-ico{
  width:46px;height:46px;border-radius:50%;background:var(--coral-soft);
  display:flex;align-items:center;justify-content:center;color:var(--coral-dark);font-size:20px;font-weight:700;
}
/* ---------- Guides ---------- */
.guide-two{display:grid;grid-template-columns:1fr 1fr;gap:24px;}
.guide-panel{background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);padding:28px 30px;box-shadow:var(--shadow);}
.guide-panel h3{font-size:20px;font-weight:600;color:var(--ink);margin-bottom:18px;display:flex;align-items:center;gap:10px;}
.guide-panel h3 .bar{width:4px;height:18px;border-radius:2px;background:var(--coral);display:inline-block;}
.guide-list li{display:flex;gap:14px;align-items:flex-start;padding:12px 0;border-bottom:1px dashed var(--line);font-size:15px;color:var(--text);line-height:1.75;}
.guide-list li:last-child{border-bottom:0;padding-bottom:0;}
.guide-list .num{
  flex:none;width:26px;height:26px;border-radius:8px;background:var(--bg-2);color:var(--coral-dark);
  font-family:var(--mono);font-size:13px;font-weight:700;display:flex;align-items:center;justify-content:center;margin-top:2px;
}
/* ---------- FAQ ---------- */
.faq-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px;}
.faq-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  padding:6px 24px;box-shadow:var(--shadow);transition:border-color .2s ease,box-shadow .2s ease;
}
.faq-card[open]{border-color:rgba(242,84,91,.35);box-shadow:0 14px 32px rgba(43,27,51,.10);}
.faq-card summary{
  list-style:none;cursor:pointer;padding:18px 30px 18px 0;position:relative;
  font-size:16px;font-weight:600;color:var(--ink);line-height:1.6;
}
.faq-card summary::-webkit-details-marker{display:none;}
.faq-card summary::after{
  content:"";position:absolute;right:2px;top:50%;width:9px;height:9px;
  border-right:2px solid var(--muted);border-bottom:2px solid var(--muted);
  transform:translateY(-70%) rotate(45deg);transition:transform .25s ease,border-color .2s ease;
}
.faq-card[open] summary::after{transform:translateY(-30%) rotate(-135deg);border-color:var(--coral);}
.faq-card p{font-size:14.5px;color:var(--muted);line-height:1.85;padding:0 0 20px;border-top:1px solid var(--line);padding-top:14px;animation:fadeIn .28s ease;}
@keyframes fadeIn{from{opacity:0;transform:translateY(-4px);}to{opacity:1;transform:none;}}
/* ---------- Related ---------- */
.related-list{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
.related-item{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-md);
  padding:20px 22px;box-shadow:var(--shadow);display:flex;flex-direction:column;gap:8px;
  transition:transform .24s ease,box-shadow .24s ease,border-color .24s ease;
}
.related-item:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover);border-color:#E0CFC6;}
.related-item h3{font-size:16px;font-weight:600;color:var(--ink);line-height:1.6;}
.related-item span{font-size:12.5px;color:var(--muted);}
/* ---------- Safety ---------- */
.safety-bar{
  display:flex;flex-wrap:wrap;align-items:center;gap:16px;
  background:#FFF6EC;border:1px solid #F3DFC8;border-radius:var(--r-lg);
  padding:22px 26px;box-shadow:0 10px 26px rgba(196,137,68,.10);
}
.safety-bar .s-ico{
  flex:none;width:44px;height:44px;border-radius:14px;background:#fff;
  display:flex;align-items:center;justify-content:center;color:#C1731F;font-size:20px;
  border:1px solid #F3DFC8;
}
.safety-bar p{flex:1 1 320px;font-size:14.5px;color:#6A4A25;line-height:1.8;}
.safety-bar a{color:var(--coral-dark);font-weight:600;border-bottom:2px solid rgba(242,84,91,.4);padding-bottom:1px;}
.safety-bar a:hover{border-bottom-color:var(--coral-dark);}
/* ---------- Download strip ---------- */
.dl-strip{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:20px;
  background:linear-gradient(120deg,#FFF1EC 0%,#FDF7F3 60%,#F1FBF8 100%);
  border:1px solid var(--line);border-radius:var(--r-lg);padding:28px 32px;box-shadow:var(--shadow);
}
.dl-strip h2{font-size:22px;font-weight:700;color:var(--ink);}
.dl-strip p{font-size:14px;color:var(--muted);margin-top:6px;}
/* ---------- Footer ---------- */
.site-footer{background:var(--ink-deep);color:rgba(255,255,255,.72);padding:64px 0 0;margin-top:0;}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:48px;}
.footer-brand .logo{margin-bottom:16px;}
.footer-brand .logo-text strong{color:#fff;}
.footer-brand .logo-text span{color:rgba(255,255,255,.5);}
.footer-brand p{font-size:14px;line-height:1.85;color:rgba(255,255,255,.62);max-width:360px;}
.footer-col h4{font-size:15px;font-weight:600;color:#fff;margin-bottom:16px;letter-spacing:.5px;}
.footer-col ul li{margin-bottom:10px;}
.footer-col ul a{font-size:14px;color:rgba(255,255,255,.64);}
.footer-col ul a:hover{color:var(--coral);}
.footer-note{font-size:14px;line-height:1.85;color:rgba(255,255,255,.62);}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);padding:20px 0 26px;
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;align-items:center;
  font-size:13px;color:rgba(255,255,255,.48);
}
.footer-bottom a{color:rgba(255,255,255,.62);}
.footer-bottom a:hover{color:var(--coral);}
/* ---------- Responsive ---------- */
@media (max-width:1199px){
  .main-nav a{padding:8px 10px;font-size:14px;}
  .scene-grid{grid-template-columns:repeat(2,1fr);}
  .feature-card{grid-template-columns:1fr;}
  .feature-thumb{min-height:220px;aspect-ratio:16/9;}
}
@media (max-width:991px){
  .main-nav{display:none;}
  .nav-toggle{display:flex;}
  .header-actions .btn{display:none;}
  .page-hero h1{font-size:32px;}
  .page-hero-inner{padding:32px 0 44px;}
  .section{padding:52px 0;}
  .sec-head h2{font-size:24px;}
  .cms-grid{grid-template-columns:1fr;}
  .faq-grid{grid-template-columns:1fr;}
  .guide-two{grid-template-columns:1fr;}
  .related-list{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
}
@media (max-width:767px){
  .scene-grid{grid-template-columns:1fr;}
  .page-hero h1{font-size:27px;}
  .hero-stats span{font-size:12px;padding:7px 13px;}
  .filter-bar{border-radius:var(--r-lg);padding:14px;}
  .feature-body{padding:22px;}
  .feature-body h3{font-size:20px;}
  .dl-strip{padding:22px;}
  .dl-strip h2{font-size:19px;}
  .footer-grid{grid-template-columns:1fr;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
}
@media (max-width:520px){
  .container{padding:0 18px;}
  .btn{width:100%;}
  .header-actions{display:none;}
  .sec-head h2{font-size:21px;}
  .std-card{padding:20px;}
  .page-hero h1{font-size:24px;}
  .crumb{font-size:12px;}
}