/* roulang page: index */
:root{
  --brand-red:#D21B2E;
  --brand-red-deep:#A10E1F;
  --brand-flame:#FF6A2B;
  --brand-graphite:#14161C;
  --ink-900:#101218;
  --ink-700:#2B2F38;
  --ink-500:#5B6270;
  --ink-300:#9AA1AE;
  --line:#E8E4DF;
  --bg:#F7F5F2;
  --surface:#FFFFFF;
  --mint:#12C2A0;
  --amber:#F5A524;
  --r-sm:10px;
  --r-md:16px;
  --r-lg:24px;
  --r-xl:32px;
  --r-pill:999px;
  --sh-1:0 2px 8px rgba(20,22,28,.06);
  --sh-2:0 12px 32px rgba(20,22,28,.10);
  --sh-brand:0 14px 30px rgba(210,27,46,.28);
  --grad-main:linear-gradient(120deg,#D21B2E 0%,#FF6A2B 100%);
  --grad-dark:linear-gradient(160deg,#14161C 0%,#2A1016 100%);
  --container:1200px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  background:var(--bg);
  color:var(--ink-700);
  font-size:16px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:var(--brand-red);text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--brand-red-deep);}
button{font-family:inherit;}
h1,h2,h3,h4,p,ul,ol{margin:0;}
ul,ol{padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--brand-red);outline-offset:2px;border-radius:6px;}
.container{max-width:var(--container);margin:0 auto;padding:0 32px;width:100%;}
.section{padding:88px 0;}
.section--tight{padding:64px 0;}
.section--surface{background:var(--surface);}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:28px;flex-wrap:wrap;}
.section-title{
  position:relative;
  font-size:clamp(22px,2.6vw,30px);
  font-weight:700;
  line-height:1.3;
  color:var(--ink-900);
  padding-left:20px;
  letter-spacing:-.01em;
}
.section-title::before{
  content:"";position:absolute;left:0;top:.35em;width:6px;height:1.05em;border-radius:6px;background:var(--grad-main);
}
.section-sub{font-size:14px;color:var(--ink-500);line-height:1.75;max-width:560px;}

/* ---------- Header ---------- */
.site-header{
  position:sticky;top:0;z-index:1030;background:var(--surface);
  border-bottom:1px solid var(--line);
  box-shadow:var(--sh-1);
  transition:box-shadow .25s ease;
}
.site-header.is-scrolled{box-shadow:var(--sh-2);}
.nav-inner{display:flex;align-items:center;gap:28px;height:68px;}
.brand{display:flex;align-items:center;gap:12px;flex-shrink:0;color:var(--ink-900);}
.brand:hover{color:var(--ink-900);}
.brand-mark{
  width:32px;height:32px;border-radius:var(--r-sm);background:var(--grad-main);
  display:flex;align-items:center;justify-content:center;flex-shrink:0;
  box-shadow:0 6px 14px rgba(210,27,46,.28);
}
.brand-mark svg{width:18px;height:18px;fill:#fff;}
.brand-name{font-size:18px;font-weight:800;letter-spacing:-.01em;line-height:1.1;color:var(--ink-900);}
.brand-sub{font-size:12px;font-weight:500;color:var(--ink-500);line-height:1.1;margin-top:3px;}
.nav-links{display:flex;align-items:center;gap:6px;margin-left:8px;}
.nav-link-item{
  position:relative;display:inline-block;padding:8px 14px;font-size:15px;font-weight:500;
  color:var(--ink-700);border-radius:var(--r-pill);transition:color .2s ease,background .2s ease;
}
.nav-link-item:hover{color:var(--brand-red);background:#FCF3F4;}
.nav-link-item.is-active{color:var(--brand-red);font-weight:700;}
.nav-link-item.is-active::after{
  content:"";position:absolute;left:14px;right:14px;bottom:1px;height:3px;border-radius:3px;background:var(--grad-main);
}
.nav-right{display:flex;align-items:center;gap:14px;margin-left:auto;}
.search-box{position:relative;width:240px;}
.search-box svg{position:absolute;left:16px;top:50%;transform:translateY(-50%);width:16px;height:16px;fill:var(--ink-300);pointer-events:none;}
.search-box input{
  width:100%;height:42px;border:1px solid transparent;background:#F2EFEB;border-radius:var(--r-pill);
  padding:0 18px 0 42px;font-size:14px;color:var(--ink-700);transition:all .2s ease;
}
.search-box input::placeholder{color:var(--ink-300);}
.search-box input:focus{outline:none;background:#fff;border-color:var(--brand-red);box-shadow:0 4px 14px rgba(210,27,46,.12);}
.btn-brand{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:14px 28px;border-radius:var(--r-pill);border:none;
  background:var(--grad-main);color:#fff;font-size:15px;font-weight:700;
  box-shadow:0 8px 18px rgba(210,27,46,.22);
  transition:transform .22s ease,box-shadow .22s ease,background .22s ease;cursor:pointer;
}
.btn-brand:hover{color:#fff;transform:translateY(-2px);box-shadow:var(--sh-brand);}
.btn-brand:active{transform:translateY(1px);}
.btn-brand--sm{padding:11px 22px;font-size:14px;}
.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 26px;border-radius:var(--r-pill);background:#fff;border:1px solid var(--line);
  color:var(--ink-700);font-size:15px;font-weight:600;transition:all .22s ease;cursor:pointer;
}
.btn-ghost:hover{border-color:var(--brand-red);color:var(--brand-red);transform:translateY(-1px);}
.nav-toggle{
  display:none;width:42px;height:42px;border-radius:var(--r-sm);border:1px solid var(--line);
  background:#fff;align-items:center;justify-content:center;
}
.nav-toggle svg{width:20px;height:20px;fill:var(--ink-700);}
.offcanvas.offcanvas-end{width:min(340px,88vw);border-left:none;border-radius:24px 0 0 24px;background:#fff;}
.offcanvas-header{border-bottom:1px solid var(--line);padding:18px 22px;}
.offcanvas-body{padding:22px;}
.drawer-links{display:flex;flex-direction:column;gap:6px;margin-bottom:24px;}
.drawer-links a{padding:12px 14px;border-radius:var(--r-sm);font-size:16px;font-weight:600;color:var(--ink-700);}
.drawer-links a:hover,.drawer-links a.is-active{background:#FCF3F4;color:var(--brand-red);}
.drawer-form{display:flex;flex-direction:column;gap:12px;}
.drawer-form .search-box{width:100%;}

/* ---------- Hero ---------- */
.hero{position:relative;overflow:hidden;background:var(--bg);padding:64px 0 56px;}
.hero-bg{
  position:absolute;inset:0;
  background-image:url('/assets/images/backpic/back-1.webp');
  background-size:cover;background-position:center;
  opacity:.16;
}
.hero-glow{
  position:absolute;inset:0;
  background:
    radial-gradient(circle at 88% 8%,rgba(210,27,46,.10),transparent 46%),
    radial-gradient(circle at 6% 92%,rgba(255,106,43,.08),transparent 48%);
}
.hero-noise{
  position:absolute;inset:0;opacity:.04;
  background-image:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='120' height='120'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='3'/></filter><rect width='120' height='120' filter='url(/%23n)' opacity='0.6'/></svg>");
}
.hero-grid{position:relative;display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center;min-height:640px;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;padding:7px 16px;border-radius:var(--r-pill);
  background:#FCEDEF;color:var(--brand-red);font-size:13px;font-weight:700;letter-spacing:.02em;
}
.eyebrow .dot{width:7px;height:7px;border-radius:50%;background:var(--brand-red);animation:pulse 2s infinite;}
@keyframes pulse{0%,100%{opacity:1;transform:scale(1);}50%{opacity:.45;transform:scale(.8);}}
.hero-title{
  font-size:clamp(30px,4.2vw,46px);font-weight:800;line-height:1.2;letter-spacing:-.02em;
  color:var(--ink-900);margin:22px 0 18px;max-width:15em;
}
.hero-title em{font-style:normal;background:var(--grad-main);-webkit-background-clip:text;background-clip:text;color:transparent;}
.hero-sub{font-size:16px;line-height:1.8;color:var(--ink-500);max-width:34em;margin-bottom:28px;}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:32px;}
.stat-row{display:flex;gap:12px;flex-wrap:wrap;}
.stat-pill{
  background:#fff;border-radius:var(--r-pill);box-shadow:var(--sh-1);padding:10px 18px;
  display:flex;align-items:baseline;gap:8px;border:1px solid rgba(232,228,223,.7);
}
.stat-pill b{font-size:20px;font-weight:800;color:var(--mint);font-variant-numeric:tabular-nums;line-height:1;}
.stat-pill span{font-size:13px;color:var(--ink-500);}
.stat-pill:nth-child(2n) b{color:var(--brand-red);}

.hero-visual{position:relative;display:flex;align-items:center;justify-content:center;min-height:520px;}
.phone-stack{position:relative;display:flex;align-items:center;justify-content:center;gap:0;}
.phone-card{
  position:relative;border-radius:var(--r-xl);overflow:hidden;background:#EFEBE6;
  box-shadow:var(--sh-2);aspect-ratio:9/16;
}
.phone-card img{width:100%;height:100%;object-fit:cover;transition:transform .5s cubic-bezier(.2,.7,.3,1);}
.phone-card::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(to top,rgba(20,22,28,.86) 0%,rgba(20,22,28,.28) 42%,rgba(20,22,28,0) 72%);
}
.phone-card--main{width:300px;z-index:3;}
.phone-card--side{width:250px;aspect-ratio:9/16;z-index:2;opacity:.9;}
.phone-card--left{transform:rotate(-3deg) translateX(26px) scale(.86);}
.phone-card--right{transform:rotate(3deg) translateX(-26px) scale(.86);}
.phone-copy{position:absolute;left:0;right:0;bottom:0;padding:22px;z-index:4;}
.phone-copy h2{font-size:17px;font-weight:700;color:#fff;line-height:1.45;margin-bottom:10px;}
.phone-dur{
  display:inline-flex;align-items:center;gap:6px;padding:4px 12px;border-radius:var(--r-pill);
  background:rgba(0,0,0,.55);color:#fff;font-size:12px;font-variant-numeric:tabular-nums;
}
.play-btn{
  position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);
  width:64px;height:64px;border-radius:50%;background:rgba(255,255,255,.28);
  border:1.5px solid rgba(255,255,255,.6);display:flex;align-items:center;justify-content:center;z-index:4;
  backdrop-filter:blur(2px);transition:all .25s ease;
}
.play-btn svg{width:22px;height:22px;fill:#fff;margin-left:3px;}
.phone-card--main:hover .play-btn{background:var(--grad-main);border-color:transparent;}
.phone-card--main:hover img{transform:scale(1.04);}

/* ---------- Reel ---------- */
.reel-wrap{position:relative;}
.reel-track{
  display:flex;gap:20px;overflow-x:auto;padding:6px 4px 26px;scroll-behavior:smooth;
  scrollbar-width:none;-ms-overflow-style:none;
}
.reel-track::-webkit-scrollbar{height:0;}
.reel-card{
  flex:0 0 auto;width:222px;aspect-ratio:9/16;border-radius:var(--r-lg);overflow:hidden;
  position:relative;background:#EFEBE6;box-shadow:var(--sh-1);transition:transform .3s ease,box-shadow .3s ease;
}
.reel-card img{width:100%;height:100%;object-fit:cover;transition:transform .4s cubic-bezier(.2,.7,.3,1);}
.reel-card::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(to top,rgba(20,22,28,.85) 0%,rgba(20,22,28,.18) 48%,transparent 74%);
}
.reel-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);}
.reel-card:hover img{transform:scale(1.05);}
.reel-body{position:absolute;left:0;right:0;bottom:0;padding:14px;z-index:3;}
.reel-body h3{font-size:14px;font-weight:700;color:#fff;line-height:1.45;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.reel-foot{display:flex;align-items:center;justify-content:space-between;margin-top:8px;}
.reel-dur{font-size:11px;color:#fff;background:rgba(0,0,0,.55);border-radius:var(--r-pill);padding:2px 9px;font-variant-numeric:tabular-nums;}
.reel-mini-play{width:22px;height:22px;border-radius:50%;background:rgba(255,255,255,.24);display:flex;align-items:center;justify-content:center;}
.reel-mini-play svg{width:9px;height:9px;fill:#fff;margin-left:1px;}
.reel-arrow{
  position:absolute;top:38%;z-index:6;width:44px;height:44px;border-radius:50%;
  background:#fff;border:none;box-shadow:var(--sh-1);display:flex;align-items:center;justify-content:center;
  transition:all .25s ease;cursor:pointer;
}
.reel-arrow svg{width:16px;height:16px;fill:var(--ink-700);transition:fill .25s ease;}
.reel-arrow:hover{background:var(--grad-main);box-shadow:var(--sh-brand);}
.reel-arrow:hover svg{fill:#fff;}
.reel-arrow--prev{left:-10px;}
.reel-arrow--next{right:-10px;}
.reel-fade{position:absolute;top:0;bottom:26px;width:64px;pointer-events:none;z-index:5;}
.reel-fade--l{left:0;background:linear-gradient(to right,var(--bg),rgba(247,245,242,0));}
.reel-fade--r{right:0;background:linear-gradient(to left,var(--bg),rgba(247,245,242,0));}
.reel-bar{height:4px;border-radius:4px;background:var(--line);overflow:hidden;max-width:240px;margin:0 auto;}
.reel-bar i{display:block;height:100%;width:22%;border-radius:4px;background:var(--grad-main);}

/* ---------- Picks ---------- */
.pick-list{display:flex;flex-direction:column;gap:12px;}
.pick-item{
  position:relative;display:flex;align-items:center;gap:20px;background:#fff;border-radius:var(--r-md);
  padding:16px 22px;box-shadow:var(--sh-1);transition:background .25s ease,transform .25s ease;overflow:hidden;
}
.pick-item::before{
  content:"";position:absolute;left:0;top:12px;bottom:12px;width:4px;border-radius:4px;
  background:var(--grad-main);opacity:0;transition:opacity .25s ease;
}
.pick-item:hover{background:#FDF6F3;transform:translateX(2px);}
.pick-item:hover::before{opacity:1;}
.pick-num{
  font-size:clamp(32px,3.6vw,44px);font-weight:800;line-height:1;letter-spacing:-.03em;
  background:var(--grad-main);-webkit-background-clip:text;background-clip:text;color:transparent;
  font-variant-numeric:tabular-nums;flex-shrink:0;width:64px;
}
.pick-thumb{width:96px;height:96px;border-radius:var(--r-md);overflow:hidden;flex-shrink:0;background:#EFEBE6;}
.pick-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease;}
.pick-item:hover .pick-thumb img{transform:scale(1.06);}
.pick-body{flex:1;min-width:0;}
.pick-body h3{font-size:18px;font-weight:700;color:var(--ink-900);line-height:1.45;margin-bottom:4px;}
.pick-body p{font-size:14px;color:var(--ink-500);line-height:1.7;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.pick-tags{display:flex;gap:8px;margin-top:10px;flex-wrap:wrap;}
.tag{
  display:inline-block;padding:3px 12px;border-radius:var(--r-pill);font-size:12px;font-weight:600;
  background:#FCEDEF;color:var(--brand-red);
}
.tag--mint{background:rgba(18,194,160,.12);color:#0E9C81;}
.tag--amber{background:rgba(245,165,36,.14);color:#B87807;}
.pick-arrow{flex-shrink:0;width:36px;height:36px;border-radius:50%;background:#F7F5F2;display:flex;align-items:center;justify-content:center;transition:all .25s ease;}
.pick-arrow svg{width:14px;height:14px;fill:var(--ink-300);transition:fill .25s ease;}
.pick-item:hover .pick-arrow{background:var(--grad-main);}
.pick-item:hover .pick-arrow svg{fill:#fff;}

/* ---------- News / CMS ---------- */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.news-card{
  display:flex;flex-direction:column;background:#fff;border-radius:var(--r-md);overflow:hidden;
  box-shadow:var(--sh-1);border:1px solid rgba(232,228,223,.75);height:100%;
  transition:transform .35s cubic-bezier(.2,.7,.3,1),box-shadow .35s ease;
}
.news-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);color:inherit;}
.news-cover{position:relative;aspect-ratio:16/9;overflow:hidden;background:#EFEBE6;}
.news-cover img{width:100%;height:100%;object-fit:cover;transition:transform .35s cubic-bezier(.2,.7,.3,1);}
.news-card:hover .news-cover img{transform:scale(1.04);}
.news-cat{
  position:absolute;left:14px;top:14px;padding:4px 12px;border-radius:var(--r-pill);
  background:var(--grad-main);color:#fff;font-size:12px;font-weight:600;z-index:2;
}
.news-body{padding:20px;display:flex;flex-direction:column;flex:1;}
.news-body h3{
  font-size:18px;font-weight:700;line-height:1.45;color:var(--ink-900);margin-bottom:10px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-body p{
  font-size:14px;line-height:1.75;color:var(--ink-500);margin-bottom:18px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-meta{
  display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:auto;
  padding-top:14px;border-top:1px solid var(--line);
}
.news-meta span{font-size:13px;color:var(--ink-300);font-variant-numeric:tabular-nums;}
.news-meta .cat{color:var(--brand-red);font-weight:600;}
.news-meta .go{width:26px;height:26px;border-radius:50%;background:#F7F5F2;display:flex;align-items:center;justify-content:center;}
.news-meta .go svg{width:12px;height:12px;fill:var(--ink-500);}
.empty-state{
  min-height:220px;border:1.5px dashed var(--line);border-radius:var(--r-md);background:#FBFAF8;
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;padding:36px 20px;text-align:center;
  grid-column:1/-1;
}
.empty-state svg{width:48px;height:48px;fill:var(--ink-300);}
.empty-state p{font-size:15px;color:var(--ink-500);}

/* ---------- Voices ---------- */
.voice-track{display:flex;gap:20px;overflow-x:auto;padding:4px 2px 20px;scrollbar-width:none;}
.voice-track::-webkit-scrollbar{height:0;}
.voice-card{
  flex:0 0 auto;width:280px;background:#fff;border-radius:var(--r-md);padding:20px;
  box-shadow:var(--sh-1);position:relative;overflow:hidden;
}
.voice-head{display:flex;align-items:center;gap:12px;margin-bottom:12px;}
.avatar{
  width:36px;height:36px;border-radius:50%;background:#FCEDEF;color:var(--brand-red);
  display:flex;align-items:center;justify-content:center;font-size:14px;font-weight:700;flex-shrink:0;
}
.voice-name{font-size:14px;font-weight:600;color:var(--ink-900);line-height:1.4;}
.stars{display:flex;gap:2px;margin-top:2px;}
.stars svg{width:12px;height:12px;fill:var(--amber);}
.voice-card p{font-size:14px;line-height:1.75;color:var(--ink-500);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;position:relative;z-index:2;}
.voice-quote{
  position:absolute;right:12px;bottom:-14px;font-size:76px;line-height:1;font-weight:800;
  color:var(--brand-red);opacity:.08;pointer-events:none;
}

/* ---------- FAQ ---------- */
.faq-list{display:flex;flex-direction:column;gap:12px;max-width:900px;}
.faq-item{background:#fff;border:1px solid var(--line);border-radius:var(--r-md);overflow:hidden;transition:border-color .25s ease;}
.faq-item.is-open{border-color:rgba(210,27,46,.3);}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  background:none;border:none;text-align:left;padding:18px 20px;font-size:16px;font-weight:600;color:var(--ink-900);
  cursor:pointer;transition:color .2s ease;
}
.faq-q:hover{color:var(--brand-red);}
.faq-icon{
  width:26px;height:26px;border-radius:50%;background:#FCEDEF;color:var(--brand-red);
  display:flex;align-items:center;justify-content:center;font-size:16px;font-weight:700;flex-shrink:0;
  transition:background .25s ease,color .25s ease,transform .25s ease;
}
.faq-item.is-open .faq-icon{background:var(--grad-main);color:#fff;transform:rotate(180deg);}
.faq-a{max-height:0;overflow:hidden;transition:max-height .35s ease;}
.faq-a p{padding:0 20px 20px;font-size:15px;line-height:1.8;color:var(--ink-500);}

/* ---------- CTA ---------- */
.cta-band{
  max-width:1120px;margin:0 auto;border-radius:var(--r-xl);background:var(--grad-main);
  padding:44px 48px;display:flex;align-items:center;justify-content:space-between;gap:32px;
  box-shadow:0 20px 44px rgba(210,27,46,.26);position:relative;overflow:hidden;flex-wrap:wrap;
}
.cta-band::after{
  content:"";position:absolute;right:-60px;top:-70px;width:260px;height:260px;border-radius:50%;
  background:rgba(255,255,255,.12);
}
.cta-band h2{font-size:clamp(20px,2.4vw,26px);font-weight:800;color:#fff;line-height:1.35;margin-bottom:8px;}
.cta-band p{font-size:14px;color:rgba(255,255,255,.86);line-height:1.7;max-width:36em;}
.btn-white{
  display:inline-flex;align-items:center;gap:8px;padding:15px 32px;border-radius:var(--r-pill);
  background:#fff;color:var(--brand-red);font-size:15px;font-weight:700;border:none;position:relative;z-index:2;
  box-shadow:0 10px 24px rgba(20,22,28,.18);transition:transform .22s ease,box-shadow .22s ease;cursor:pointer;white-space:nowrap;
}
.btn-white:hover{color:var(--brand-red-deep);transform:translateY(-2px);box-shadow:0 16px 30px rgba(20,22,28,.24);}

/* ---------- Footer ---------- */
.site-footer{background:var(--brand-graphite);color:rgba(255,255,255,.72);margin-top:88px;position:relative;}
.site-footer::before{content:"";display:block;height:6px;background:var(--grad-main);}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:40px;padding:56px 0 40px;}
.footer-brand .brand{margin-bottom:16px;}
.footer-brand .brand-name{color:#fff;}
.footer-brand .brand-sub{color:rgba(255,255,255,.55);}
.footer-brand p{font-size:14px;line-height:1.8;color:rgba(255,255,255,.6);max-width:26em;}
.socials{display:flex;gap:10px;margin-top:18px;}
.socials a{
  width:34px;height:34px;border-radius:50%;background:rgba(255,255,255,.08);
  display:flex;align-items:center;justify-content:center;transition:background .25s ease,transform .25s ease;
}
.socials a svg{width:15px;height:15px;fill:rgba(255,255,255,.72);transition:fill .25s ease;}
.socials a:hover{background:var(--grad-main);transform:translateY(-2px);}
.socials a:hover svg{fill:#fff;}
.footer-col h4{font-size:15px;font-weight:700;color:#fff;margin-bottom:16px;}
.footer-links{display:flex;flex-direction:column;gap:10px;}
.footer-links a{
  font-size:14px;color:rgba(255,255,255,.72);display:inline-block;padding-left:0;position:relative;transition:color .2s ease,padding-left .2s ease;
}
.footer-links a:hover{color:#fff;padding-left:12px;}
.footer-links a:hover::before{content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);width:2px;height:14px;border-radius:2px;background:var(--grad-main);}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);padding:20px 0 28px;
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:rgba(255,255,255,.5);line-height:1.7;
}
.footer-bottom a{color:rgba(255,255,255,.62);}
.footer-bottom a:hover{color:#fff;}

/* ---------- Responsive ---------- */
@media (max-width:1199.98px){
  .container{padding:0 28px;}
  .nav-links{gap:2px;}
  .search-box{width:200px;}
  .phone-card--main{width:270px;}
  .phone-card--side{width:226px;}
}
@media (max-width:991.98px){
  .search-box,.nav-right .btn-brand{display:none;}
  .nav-toggle{display:flex;}
  .nav-links{display:none;}
  .hero-grid{grid-template-columns:1fr;gap:40px;min-height:0;padding-bottom:8px;}
  .hero-title{max-width:100%;}
  .hero-visual{min-height:420px;}
  .phone-card--main{width:250px;}
  .phone-card--side{width:200px;}
  .news-grid{grid-template-columns:repeat(2,1fr);}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;padding:44px 0 32px;}
  .section{padding:64px 0;}
  .section--tight{padding:52px 0;}
  .reel-arrow{display:none;}
  .reel-fade{width:40px;}
  .cta-band{padding:34px 30px;}
}
@media (max-width:767.98px){
  .container{padding:0 20px;}
  .section{padding:48px 0;}
  .section--tight{padding:44px 0;}
  .hero{padding:40px 0 44px;}
  .hero-title{font-size:30px;}
  .hero-actions{flex-direction:column;align-items:stretch;}
  .hero-actions .btn-brand,.hero-actions .btn-ghost{width:100%;}
  .hero-visual{min-height:0;overflow:hidden;}
  .phone-stack{width:100%;justify-content:flex-start;overflow-x:auto;padding:0 20px 8px;scrollbar-width:none;}
  .phone-stack::-webkit-scrollbar{height:0;}
  .phone-card--side{display:none;}
  .phone-card--main{width:min(78vw,290px);flex:0 0 auto;}
  .news-grid{grid-template-columns:1fr;}
  .pick-item{gap:14px;padding:14px 16px;align-items:flex-start;flex-wrap:wrap;}
  .pick-num{width:auto;font-size:30px;}
  .pick-thumb{width:72px;height:72px;}
  .pick-body h3{font-size:16px;}
  .pick-body p{white-space:normal;}
  .pick-arrow{display:none;}
  .cta-band{padding:28px 22px;border-radius:var(--r-lg);}
  .btn-white{width:100%;justify-content:center;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
  .section-head{margin-bottom:22px;}
}
@media (max-width:575.98px){
  .stat-row{gap:8px;}
  .stat-pill{padding:8px 14px;}
  .stat-pill b{font-size:17px;}
  .reel-card{width:190px;}
  .voice-card{width:250px;}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none!important;animation:none!important;scroll-behavior:auto!important;}
}

/* roulang page: article */
:root{
  --brand-red:#D21B2E;
  --brand-red-deep:#A10E1F;
  --brand-flame:#FF6A2B;
  --brand-graphite:#14161C;
  --ink-900:#101218;
  --ink-700:#2B2F38;
  --ink-500:#5B6270;
  --ink-300:#9AA1AE;
  --line:#E8E4DF;
  --bg:#F7F5F2;
  --surface:#FFFFFF;
  --mint:#12C2A0;
  --amber:#F5A524;
  --grad:linear-gradient(120deg,#D21B2E 0%,#FF6A2B 100%);
  --grad-dark:linear-gradient(160deg,#14161C 0%,#2A1016 100%);
  --r-sm:10px;
  --r-md:16px;
  --r-lg:24px;
  --r-xl:32px;
  --r-pill:999px;
  --sh-1:0 2px 8px rgba(20,22,28,.06);
  --sh-2:0 12px 32px rgba(20,22,28,.10);
  --sh-brand:0 14px 30px rgba(210,27,46,.28);
  --ease:cubic-bezier(.2,.7,.3,1);
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.8;
  color:var(--ink-700);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{display:block;max-width:100%;height:auto;}
a{color:inherit;text-decoration:none;transition:color .2s ease;}
button,input{font-family:inherit;}
h1,h2,h3,h4{margin:0;color:var(--ink-900);letter-spacing:-.01em;}
p{margin:0 0 1em;}
p:last-child{margin-bottom:0;}
:focus-visible{outline:2px solid var(--brand-red);outline-offset:2px;}
.container{width:100%;max-width:1200px;margin:0 auto;padding-left:32px;padding-right:32px;}
@media (max-width:767px){
  .container{padding-left:20px;padding-right:20px;}
}

/* ---------- Header ---------- */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:var(--surface);
  border-bottom:1px solid var(--line);
  box-shadow:var(--sh-1);
  transition:box-shadow .25s ease;
}
.site-header.is-scrolled{box-shadow:var(--sh-2);}
.header-inner{display:flex;align-items:center;gap:24px;height:68px;}
.brand{display:inline-flex;align-items:center;gap:10px;flex-shrink:0;}
.brand-mark{
  width:32px;height:32px;border-radius:var(--r-sm);
  background:var(--grad);
  display:grid;place-items:center;
  box-shadow:0 6px 14px rgba(210,27,46,.25);
  flex-shrink:0;
}
.brand-mark svg{width:18px;height:18px;fill:#fff;}
.brand-text{display:flex;align-items:baseline;gap:6px;}
.brand-name{font-size:18px;font-weight:800;color:var(--ink-900);letter-spacing:-.01em;line-height:1.2;}
.brand-sub{font-size:12px;color:var(--ink-500);line-height:1.2;}
.nav-links{display:flex;align-items:center;gap:28px;margin-left:8px;}
.nav-link-item{
  position:relative;font-size:15px;font-weight:600;color:var(--ink-700);
  padding:6px 0;white-space:nowrap;transition:color .2s ease;
}
.nav-link-item::after{
  content:"";position:absolute;left:50%;bottom:-4px;width:0;height:3px;
  border-radius:var(--r-pill);background:var(--grad);
  transform:translateX(-50%);transition:width .25s var(--ease);
}
.nav-link-item:hover{color:var(--brand-red);}
.nav-link-item:hover::after,.nav-link-item.is-active::after{width:22px;}
.nav-link-item.is-active{color:var(--brand-red);}
.header-actions{margin-left:auto;display:flex;align-items:center;gap:12px;}
.nav-search{position:relative;display:flex;align-items:center;width:240px;}
.nav-search svg{position:absolute;left:14px;width:16px;height:16px;fill:var(--ink-300);pointer-events:none;}
.nav-search input{
  width:100%;height:44px;border:1px solid transparent;background:#F2EFEB;
  border-radius:var(--r-pill);padding:0 16px 0 38px;font-size:14px;color:var(--ink-700);
  outline:none;transition:background .2s ease,border-color .2s ease,box-shadow .2s ease;
}
.nav-search input::placeholder{color:var(--ink-300);}
.nav-search input:focus{background:#fff;border-color:var(--brand-red);box-shadow:0 4px 14px rgba(210,27,46,.12);}
.btn-primary-pill{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 26px;border:0;border-radius:var(--r-pill);
  background:var(--grad);color:#fff;font-size:15px;font-weight:700;
  cursor:pointer;white-space:nowrap;
  transition:transform .2s ease,box-shadow .25s ease,color .2s ease;
}
.btn-primary-pill:hover{transform:translateY(-2px);box-shadow:var(--sh-brand);color:#fff;}
.btn-primary-pill:active{transform:translateY(1px);}
.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 24px;border-radius:var(--r-pill);
  background:#fff;border:1px solid var(--line);color:var(--ink-700);
  font-size:15px;font-weight:600;cursor:pointer;
  transition:border-color .2s ease,color .2s ease,transform .2s ease;
}
.btn-ghost:hover{border-color:var(--brand-red);color:var(--brand-red);transform:translateY(-2px);}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:var(--r-sm);
  border:1px solid var(--line);background:#fff;cursor:pointer;
  align-items:center;justify-content:center;flex-direction:column;gap:4px;
  transition:border-color .2s ease;
}
.nav-toggle:hover{border-color:var(--brand-red);}
.nav-toggle span{display:block;width:18px;height:2px;border-radius:2px;background:var(--ink-700);}
@media (max-width:991px){
  .header-inner{height:60px;gap:12px;}
  .nav-links{display:none;}
  .nav-search{display:none;}
  .header-cta{display:none;}
  .nav-toggle{display:flex;}
}

/* ---------- Offcanvas ---------- */
.offcanvas-backdrop.show{opacity:.45;background-color:#14161C;}
.mobile-drawer{border:0;border-radius:24px 0 0 24px;width:320px;max-width:86vw;}
.mobile-drawer .offcanvas-header{border-bottom:1px solid var(--line);padding:18px 20px;}
.mobile-drawer .offcanvas-title{font-size:16px;font-weight:800;}
.mobile-drawer .btn-close{opacity:.55;}
.mobile-drawer .offcanvas-body{padding:20px;}
.mobile-links{display:flex;flex-direction:column;gap:4px;margin:18px 0 22px;}
.mobile-links a{padding:12px 14px;border-radius:var(--r-sm);font-size:15px;font-weight:600;color:var(--ink-700);}
.mobile-links a:hover,.mobile-links a.is-active{background:#FCEDEF;color:var(--brand-red);}
.mobile-search{width:100%;margin-bottom:4px;}

/* ---------- Main / breadcrumb ---------- */
.page-main{padding:28px 0 0;}
.breadcrumb-line{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--ink-300);line-height:1.6;}
.breadcrumb-line a{color:var(--ink-500);}
.breadcrumb-line a:hover{color:var(--brand-red);}
.crumb-sep{color:var(--ink-300);}
.crumb-current{color:var(--ink-700);max-width:300px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}

/* ---------- Article head ---------- */
.article-hero{padding:24px 0 34px;}
.cat-pill{
  display:inline-flex;align-items:center;height:28px;padding:0 14px;
  border-radius:var(--r-pill);background:var(--grad);color:#fff;
  font-size:12px;font-weight:700;letter-spacing:.02em;
}
.article-hero h1{
  margin:16px 0 18px;
  font-size:clamp(26px,3.6vw,42px);
  font-weight:800;line-height:1.28;letter-spacing:-.02em;
  max-width:900px;
}
.meta-row{display:flex;flex-wrap:wrap;align-items:center;gap:14px;font-size:13px;color:var(--ink-500);}
.meta-row .dot{width:4px;height:4px;border-radius:50%;background:var(--line);}
.meta-row strong{color:var(--ink-700);font-weight:600;}
.meta-mint{color:var(--mint);font-weight:700;font-variant-numeric:tabular-nums;}

/* ---------- Article layout ---------- */
.article-layout{
  display:grid;grid-template-columns:minmax(0,760px) 320px;
  gap:56px;align-items:start;
  padding-bottom:64px;
}
@media (max-width:991px){
  .article-layout{grid-template-columns:minmax(0,1fr);gap:36px;}
}
.article-card{
  background:var(--surface);border-radius:var(--r-lg);
  box-shadow:var(--sh-1);padding:40px clamp(20px,4vw,48px);
}
@media (max-width:575px){
  .article-card{padding:24px 20px;border-radius:var(--r-md);}
}
.article-body{font-size:16px;line-height:1.9;color:var(--ink-700);}
.article-body h2{
  position:relative;font-size:clamp(20px,2.2vw,24px);font-weight:700;
  margin:36px 0 14px;padding-left:16px;line-height:1.4;
}
.article-body h2::before{
  content:"";position:absolute;left:0;top:.32em;width:4px;height:1em;
  border-radius:var(--r-pill);background:var(--grad);
}
.article-body h3{font-size:18px;font-weight:700;margin:26px 0 10px;line-height:1.45;}
.article-body h4{font-size:16px;font-weight:700;margin:20px 0 8px;}
.article-body p{margin:0 0 18px;}
.article-body ul,.article-body ol{padding-left:20px;margin:0 0 18px;}
.article-body li{margin-bottom:8px;}
.article-body a{color:var(--brand-red);text-decoration:underline;text-underline-offset:3px;}
.article-body a:hover{color:var(--brand-red-deep);}
.article-body img{border-radius:var(--r-md);margin:20px auto;background:#EFEBE6;}
.article-body blockquote{
  margin:24px 0;padding:16px 20px;border-left:4px solid var(--brand-red);
  background:#FDF6F3;border-radius:0 var(--r-md) var(--r-md) 0;color:var(--ink-700);
}
.article-body blockquote p:last-child{margin-bottom:0;}
.article-body table{width:100%;border-collapse:collapse;margin:20px 0;font-size:14px;}
.article-body th,.article-body td{border:1px solid var(--line);padding:10px 14px;text-align:left;}
.article-body th{background:#FBFAF8;font-weight:700;color:var(--ink-900);}
.article-body strong{color:var(--ink-900);font-weight:700;}

.article-foot{
  display:flex;flex-wrap:wrap;gap:12px;align-items:center;
  margin-top:36px;padding-top:24px;border-top:1px solid var(--line);
}
.back-top-link{
  display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;
  color:var(--ink-500);cursor:pointer;background:none;border:0;padding:0;
}
.back-top-link:hover{color:var(--brand-red);}

/* ---------- Empty state ---------- */
.empty-state{
  display:flex;flex-direction:column;align-items:center;justify-content:center;
  gap:14px;min-height:280px;padding:40px 24px;text-align:center;
  border:1.5px dashed var(--line);border-radius:var(--r-md);background:#FBFAF8;
}
.empty-state svg{width:48px;height:48px;fill:var(--ink-300);}
.empty-state p{font-size:15px;color:var(--ink-500);margin:0;}

/* ---------- Aside ---------- */
.aside-stack{display:flex;flex-direction:column;gap:20px;position:sticky;top:88px;}
@media (max-width:991px){
  .aside-stack{position:static;}
}
.side-card{background:var(--surface);border-radius:var(--r-md);box-shadow:var(--sh-1);padding:22px;}
.side-title{
  display:flex;align-items:center;gap:8px;
  font-size:15px;font-weight:800;color:var(--ink-900);margin-bottom:14px;
}
.side-title::before{content:"";width:4px;height:14px;border-radius:var(--r-pill);background:var(--grad);}
#tocList{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:2px;max-height:340px;overflow:auto;}
#tocList a{
  display:block;padding:7px 10px;border-radius:8px;font-size:13.5px;line-height:1.5;
  color:var(--ink-500);border-left:2px solid transparent;
  transition:background .2s ease,color .2s ease,border-color .2s ease;
}
#tocList a:hover{background:#FDF6F3;color:var(--brand-red);}
#tocList a.is-current{background:#FCEDEF;color:var(--brand-red);border-left-color:var(--brand-red);font-weight:600;}
#tocList li.lvl-3 a{padding-left:22px;font-size:13px;}

.side-cta{
  position:relative;overflow:hidden;background:var(--grad-dark);
  border-radius:var(--r-md);padding:24px;color:#fff;box-shadow:var(--sh-2);
}
.side-cta::after{
  content:"";position:absolute;right:-40px;top:-40px;width:140px;height:140px;border-radius:50%;
  background:radial-gradient(circle,rgba(210,27,46,.55),transparent 70%);
}
.side-cta .side-title{color:#fff;position:relative;}
.side-cta .side-title::before{background:var(--brand-flame);}
.side-cta p{position:relative;font-size:13.5px;line-height:1.8;color:rgba(255,255,255,.76);margin-bottom:16px;}
.side-cta .btn-primary-pill{position:relative;width:100%;}

.mini-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:14px;}
.mini-list a{display:flex;gap:12px;align-items:flex-start;}
.mini-thumb{
  width:64px;height:64px;border-radius:10px;object-fit:cover;flex-shrink:0;background:#EFEBE6;
}
.mini-text strong{
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
  font-size:13.5px;font-weight:600;line-height:1.55;color:var(--ink-700);transition:color .2s ease;
}
.mini-list a:hover strong{color:var(--brand-red);}
.mini-text span{display:block;font-size:12px;color:var(--ink-300);margin-top:4px;}

/* ---------- Related ---------- */
.related-section{padding-bottom:24px;}
.section-head{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:16px;margin-bottom:24px;}
.section-head h2{
  position:relative;padding-left:16px;
  font-size:clamp(20px,2.4vw,26px);font-weight:800;line-height:1.35;
}
.section-head h2::before{
  content:"";position:absolute;left:0;top:.22em;width:4px;height:1em;
  border-radius:var(--r-pill);background:var(--grad);
}
.section-head .link-more{font-size:14px;font-weight:600;color:var(--brand-red);}
.section-head .link-more:hover{color:var(--brand-red-deep);}
.post-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;}
@media (max-width:991px){.post-grid{grid-template-columns:repeat(2,minmax(0,1fr));}}
@media (max-width:575px){.post-grid{grid-template-columns:minmax(0,1fr);}}
.post-card{
  display:flex;flex-direction:column;background:var(--surface);
  border-radius:var(--r-md);box-shadow:var(--sh-1);overflow:hidden;
  transition:transform .35s var(--ease),box-shadow .35s var(--ease);
}
.post-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);}
.post-thumb{position:relative;aspect-ratio:16/9;overflow:hidden;background:#EFEBE6;}
.post-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .35s var(--ease);}
.post-card:hover .post-thumb img{transform:scale(1.04);}
.post-tag{
  position:absolute;left:12px;top:12px;height:24px;padding:0 10px;
  display:inline-flex;align-items:center;border-radius:var(--r-pill);
  background:var(--grad);color:#fff;font-size:12px;font-weight:600;
}
.post-body{padding:20px;display:flex;flex-direction:column;gap:10px;flex:1;}
.post-body h3{font-size:17px;font-weight:700;line-height:1.45;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.post-body p{font-size:14px;line-height:1.75;color:var(--ink-500);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;margin:0;}
.post-meta{
  margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:10px;
  font-size:13px;color:var(--ink-300);font-variant-numeric:tabular-nums;
}
.post-meta .cat{color:var(--brand-red);}

/* ---------- CTA band ---------- */
.cta-wrap{padding:56px 0 88px;}
.cta-band{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:24px;
  max-width:1120px;margin:0 auto;
  padding:36px clamp(24px,4vw,48px);
  border-radius:var(--r-xl);background:var(--grad);color:#fff;
  box-shadow:var(--sh-brand);
}
.cta-band h2{color:#fff;font-size:clamp(20px,2.6vw,28px);font-weight:800;line-height:1.35;margin-bottom:8px;}
.cta-band p{color:rgba(255,255,255,.9);font-size:14.5px;margin:0;max-width:520px;}
.btn-light-pill{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 30px;border-radius:var(--r-pill);border:0;
  background:#fff;color:var(--brand-red);font-size:15px;font-weight:800;
  white-space:nowrap;transition:transform .2s ease,box-shadow .25s ease;
}
.btn-light-pill:hover{transform:translateY(-2px);box-shadow:0 14px 30px rgba(20,22,28,.18);color:var(--brand-red-deep);}

/* ---------- Footer ---------- */
.site-footer{
  position:relative;background:var(--brand-graphite);color:rgba(255,255,255,.72);
  padding-top:56px;margin-top:0;
}
.site-footer::before{
  content:"";position:absolute;left:0;right:0;top:0;height:6px;background:var(--grad);
}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:40px;padding-bottom:40px;}
@media (max-width:991px){.footer-grid{grid-template-columns:1fr 1fr;gap:32px;}}
@media (max-width:575px){.footer-grid{grid-template-columns:1fr;}}
.footer-brand .brand-name{color:#fff;}
.footer-brand .brand-sub{color:rgba(255,255,255,.55);}
.footer-brand p{font-size:14px;line-height:1.8;color:rgba(255,255,255,.65);margin:18px 0 20px;}
.socials{display:flex;gap:10px;}
.socials a{
  width:36px;height:36px;border-radius:50%;background:rgba(255,255,255,.08);
  display:grid;place-items:center;transition:background .25s ease,transform .25s ease;
}
.socials a:hover{background:var(--grad);transform:translateY(-2px);}
.socials svg{width:16px;height:16px;fill:#fff;}
.footer-col h4{font-size:15px;font-weight:700;color:#fff;margin-bottom:16px;}
.footer-links{display:flex;flex-direction:column;gap:10px;}
.footer-links a{
  display:inline-block;font-size:14px;color:rgba(255,255,255,.72);
  border-left:2px solid transparent;padding-left:0;
  transition:color .2s ease,border-color .2s ease,padding-left .2s ease;
}
.footer-links a:hover{color:#fff;border-left-color:var(--brand-flame);padding-left:8px;}
.footer-bottom{
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;align-items:center;
  border-top:1px solid rgba(255,255,255,.14);
  padding:20px 0 24px;font-size:13px;color:rgba(255,255,255,.55);
}
@media (max-width:575px){
  .footer-bottom{flex-direction:column;align-items:flex-start;}
}

/* roulang page: category1 */
:root{
    --brand-red:#D21B2E;
    --brand-red-deep:#A10E1F;
    --brand-flame:#FF6A2B;
    --brand-graphite:#14161C;
    --ink-900:#101218;
    --ink-700:#2B2F38;
    --ink-500:#5B6270;
    --ink-300:#9AA1AE;
    --line:#E8E4DF;
    --bg:#F7F5F2;
    --surface:#FFFFFF;
    --mint:#12C2A0;
    --amber:#F5A524;
    --grad:linear-gradient(120deg,#D21B2E 0%,#FF6A2B 100%);
    --grad-dark:linear-gradient(160deg,#14161C 0%,#2A1016 100%);
    --r-sm:10px;
    --r-md:16px;
    --r-lg:24px;
    --r-xl:32px;
    --r-pill:999px;
    --sh-1:0 2px 8px rgba(20,22,28,.06);
    --sh-2:0 12px 32px rgba(20,22,28,.10);
    --sh-brand:0 14px 30px rgba(210,27,46,.28);
  }

  *,*::before,*::after{box-sizing:border-box}
  html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
  body{
    margin:0;
    font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
    font-size:16px;
    line-height:1.8;
    color:var(--ink-700);
    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}
  button{font-family:inherit}
  h1,h2,h3,h4,h5,p,ul,ol{margin:0}
  ul,ol{padding:0;list-style:none}
  :focus-visible{outline:2px solid var(--brand-red);outline-offset:2px;border-radius:4px}

  .container{
    width:100%;
    max-width:1200px;
    margin:0 auto;
    padding:0 32px;
  }

  /* ---------- 通用按钮 ---------- */
  .btn{
    display:inline-flex;
    align-items:center;
    justify-content:center;
    gap:8px;
    padding:14px 28px;
    border-radius:var(--r-pill);
    font-size:15px;
    font-weight:600;
    line-height:1.2;
    border:1px solid transparent;
    cursor:pointer;
    transition:transform .25s ease,box-shadow .25s ease,background .25s ease,color .25s ease,border-color .25s ease;
  }
  .btn-primary{
    background:var(--grad);
    color:#fff;
    box-shadow:0 6px 16px rgba(210,27,46,.22);
  }
  .btn-primary:hover,.btn-primary:focus{color:#fff;transform:translateY(-2px);box-shadow:var(--sh-brand)}
  .btn-primary:active{transform:translateY(-1px)}
  .btn-ghost{
    background:#fff;
    color:var(--ink-700);
    border-color:var(--line);
  }
  .btn-ghost:hover,.btn-ghost:focus{color:var(--brand-red);border-color:var(--brand-red);transform:translateY(-2px)}
  .btn-sm{padding:10px 20px;font-size:14px}
  .btn-light{
    background:#fff;
    color:var(--brand-red);
    box-shadow:0 10px 22px rgba(20,22,28,.16);
  }
  .btn-light:hover,.btn-light:focus{color:var(--brand-red-deep);transform:translateY(-2px);box-shadow:0 16px 30px rgba(20,22,28,.2)}

  /* ---------- 头部 ---------- */
  .site-header{
    position:sticky;
    top:0;
    z-index:1030;
    background:#fff;
    border-bottom:1px solid var(--line);
    box-shadow:var(--sh-1);
    transition:box-shadow .3s ease;
  }
  .site-header.is-scrolled{box-shadow:var(--sh-2)}
  .header-inner{
    display:flex;
    align-items:center;
    gap:24px;
    height:68px;
  }
  .brand{display:flex;align-items:center;gap:10px;flex-shrink:0}
  .brand-mark{
    width:32px;height:32px;
    border-radius:var(--r-sm);
    background:var(--grad);
    display:grid;place-items:center;
    box-shadow:0 6px 14px rgba(210,27,46,.28);
    flex-shrink:0;
  }
  .brand-mark svg{width:18px;height:18px;fill:#fff}
  .brand-text{display:flex;flex-direction:column;line-height:1.15}
  .brand-name{font-size:18px;font-weight:800;color:var(--ink-900);letter-spacing:-.01em}
  .brand-sub{font-size:12px;color:var(--ink-500);letter-spacing:.02em}

  .nav-links{display:flex;align-items:center;gap:4px;margin-left:8px}
  .nav-link-item{
    position:relative;
    display:inline-block;
    padding:8px 12px 10px;
    font-size:15px;
    color:var(--ink-700);
    border-radius:var(--r-sm);
  }
  .nav-link-item::after{
    content:"";
    position:absolute;
    left:12px;right:12px;bottom:0;
    height:3px;
    border-radius:99px;
    background:var(--grad);
    transform:scaleX(0);
    transform-origin:center;
    transition:transform .25s ease;
  }
  .nav-link-item:hover{color:var(--brand-red)}
  .nav-link-item.is-active{color:var(--brand-red);font-weight:600}
  .nav-link-item.is-active::after{transform:scaleX(1)}

  .header-actions{display:flex;align-items:center;gap:12px;margin-left:auto}
  .nav-search{
    position:relative;
    display:flex;
    align-items:center;
    width:240px;
    height:40px;
    background:#F2EFEB;
    border-radius:var(--r-pill);
    transition:background .22s ease,box-shadow .22s ease;
  }
  .nav-search svg{position:absolute;left:14px;width:16px;height:16px;fill:var(--ink-300);pointer-events:none}
  .nav-search input{
    width:100%;height:100%;
    border:1px solid transparent;
    background:transparent;
    border-radius:var(--r-pill);
    padding:0 16px 0 38px;
    font-size:14px;
    color:var(--ink-900);
  }
  .nav-search input::placeholder{color:var(--ink-300)}
  .nav-search input:focus{outline:none}
  .nav-search:focus-within{background:#fff;box-shadow:0 0 0 1.5px var(--brand-red),0 6px 16px rgba(20,22,28,.08)}

  .nav-toggle{
    display:none;
    width:40px;height:40px;
    align-items:center;justify-content:center;
    padding:0;
    border:1px solid var(--line);
    border-radius:var(--r-sm);
    background:#fff;
    cursor:pointer;
  }
  .nav-toggle svg{width:20px;height:20px;fill:var(--ink-700)}

  /* ---------- 抽屉 ---------- */
  .offcanvas.offcanvas-end{
    max-width:320px;
    border-radius:24px 0 0 24px;
    background:#fff;
    border-left:1px solid var(--line);
  }
  .offcanvas-header{border-bottom:1px solid var(--line);padding:18px 22px}
  .offcanvas-title{font-size:16px;font-weight:700;color:var(--ink-900)}
  .offcanvas-body{padding:22px}
  .mobile-nav{display:flex;flex-direction:column;gap:4px;margin-bottom:22px}
  .mobile-nav a{
    display:block;
    padding:12px 14px;
    font-size:15px;
    border-radius:var(--r-sm);
    color:var(--ink-700);
  }
  .mobile-nav a:hover{background:#FDF6F3;color:var(--brand-red)}
  .mobile-nav a.is-active{background:var(--grad);color:#fff;font-weight:600}
  .mobile-search{margin-bottom:16px}
  .mobile-search input{
    width:100%;height:44px;
    border:1px solid var(--line);
    border-radius:var(--r-pill);
    padding:0 18px;
    font-size:14px;
    color:var(--ink-900);
    background:#fff;
  }
  .mobile-search input::placeholder{color:var(--ink-300)}
  .mobile-search input:focus{outline:none;border-color:var(--brand-red);box-shadow:0 0 0 3px rgba(210,27,46,.12)}

  /* ---------- 横幅 ---------- */
  .page-banner{
    position:relative;
    min-height:250px;
    display:flex;
    align-items:center;
    background-image:
      linear-gradient(120deg,rgba(20,22,28,.88) 0%,rgba(161,14,31,.74) 55%,rgba(255,106,43,.52) 100%),
      url('/assets/images/backpic/back-1.webp');
    background-size:cover;
    background-position:center;
    overflow:hidden;
  }
  .page-banner::after{
    content:"";
    position:absolute;
    right:-120px;top:-140px;
    width:420px;height:420px;
    border-radius:50%;
    background:radial-gradient(circle,rgba(255,106,43,.35) 0%,rgba(255,106,43,0) 70%);
    pointer-events:none;
  }
  .banner-inner{position:relative;z-index:2;padding:44px 0;width:100%}
  .breadcrumb-line{
    display:flex;align-items:center;gap:8px;
    font-size:13px;
    color:rgba(255,255,255,.72);
    margin-bottom:16px;
    flex-wrap:wrap;
  }
  .breadcrumb-line a{color:rgba(255,255,255,.72)}
  .breadcrumb-line a:hover{color:#fff}
  .breadcrumb-line .sep{opacity:.55}
  .banner-tag{
    display:inline-flex;align-items:center;gap:6px;
    padding:6px 14px;
    border-radius:var(--r-pill);
    background:rgba(255,255,255,.14);
    border:1px solid rgba(255,255,255,.28);
    color:#fff;
    font-size:13px;
    margin-bottom:16px;
  }
  .page-banner h1{
    color:#fff;
    font-size:clamp(28px,3.6vw,42px);
    font-weight:800;
    line-height:1.22;
    letter-spacing:-.02em;
    max-width:24em;
  }

  /* ---------- 导语 ---------- */
  .intro-band{background:var(--surface);border-bottom:1px solid var(--line)}
  .intro-grid{
    display:grid;
    grid-template-columns:minmax(0,1fr) 300px;
    gap:48px;
    align-items:start;
    padding:44px 0 40px;
  }
  .intro-copy p{
    max-width:760px;
    font-size:16px;
    line-height:1.9;
    color:var(--ink-500);
  }
  .intro-copy p + p{margin-top:14px}
  .intro-stats{display:flex;flex-direction:column;gap:12px}
  .stat{
    background:var(--bg);
    border-radius:var(--r-md);
    padding:14px 18px;
    display:flex;
    align-items:baseline;
    gap:12px;
  }
  .stat strong{
    font-size:22px;
    font-weight:800;
    font-variant-numeric:tabular-nums;
    background:var(--grad);
    -webkit-background-clip:text;
    background-clip:text;
    color:transparent;
  }
  .stat span{font-size:13px;color:var(--ink-500)}

  /* ---------- 板块 ---------- */
  .section{padding:72px 0}
  .section-head{
    display:flex;
    align-items:flex-end;
    justify-content:space-between;
    gap:24px;
    margin-bottom:28px;
    flex-wrap:wrap;
  }
  .section-title{
    position:relative;
    padding-left:18px;
    font-size:clamp(22px,2.6vw,30px);
    font-weight:700;
    line-height:1.3;
    color:var(--ink-900);
  }
  .section-title::before{
    content:"";
    position:absolute;
    left:0;top:6px;bottom:6px;
    width:6px;
    border-radius:99px;
    background:var(--grad);
  }
  .section-desc{margin-top:8px;padding-left:18px;font-size:14px;color:var(--ink-500);max-width:640px}

  /* ---------- 筛选 ---------- */
  .filter-bar{
    display:flex;
    flex-wrap:wrap;
    gap:10px;
    margin-bottom:32px;
  }
  .filter-chip{
    padding:9px 20px;
    border-radius:var(--r-pill);
    border:1px solid var(--line);
    background:#fff;
    color:var(--ink-700);
    font-size:14px;
    cursor:pointer;
    transition:transform .22s ease,color .22s ease,border-color .22s ease,box-shadow .22s ease,background .22s ease;
  }
  .filter-chip:hover{border-color:var(--brand-red);color:var(--brand-red);transform:translateY(-1px)}
  .filter-chip.is-active{
    background:var(--grad);
    border-color:transparent;
    color:#fff;
    box-shadow:0 8px 18px rgba(210,27,46,.24);
  }
  .filter-chip.is-active:hover{color:#fff}

  /* ---------- 卡片网格 ---------- */
  .card-grid{
    display:grid;
    grid-template-columns:repeat(3,minmax(0,1fr));
    gap:24px;
  }
  .news-card{
    display:flex;
    flex-direction:column;
    background:var(--surface);
    border-radius:var(--r-md);
    box-shadow:var(--sh-1);
    overflow:hidden;
    transition:transform .35s cubic-bezier(.2,.7,.3,1),box-shadow .35s ease;
    height:100%;
  }
  .news-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2)}
  .news-thumb{
    position:relative;
    aspect-ratio:16/9;
    overflow:hidden;
    background:#EFEBE6;
  }
  .news-thumb img{
    width:100%;height:100%;
    object-fit:cover;
    transition:transform .35s cubic-bezier(.2,.7,.3,1);
    loading:lazy;
  }
  .news-card:hover .news-thumb img{transform:scale(1.04)}
  .thumb-tag{
    position:absolute;
    left:14px;top:14px;
    padding:4px 12px;
    border-radius:var(--r-pill);
    background:var(--grad);
    color:#fff;
    font-size:12px;
    font-weight:600;
    letter-spacing:.02em;
  }
  .news-body{
    padding:20px;
    display:flex;
    flex-direction:column;
    gap:10px;
    flex:1;
  }
  .news-body h3{
    font-size:19px;
    font-weight:700;
    line-height:1.45;
    color:var(--ink-900);
    display:-webkit-box;
    -webkit-line-clamp:2;
    -webkit-box-orient:vertical;
    overflow:hidden;
    transition:color .2s ease;
  }
  .news-card:hover .news-body h3{color:var(--brand-red)}
  .news-body p{
    font-size:14px;
    line-height:1.75;
    color:var(--ink-500);
    display:-webkit-box;
    -webkit-line-clamp:2;
    -webkit-box-orient:vertical;
    overflow:hidden;
  }
  .news-meta{
    margin-top:auto;
    padding-top:14px;
    border-top:1px solid var(--line);
    display:flex;
    align-items:center;
    justify-content:space-between;
    gap:12px;
    font-size:13px;
    color:var(--ink-300);
  }
  .news-meta .cat{color:var(--brand-red);font-weight:600}
  .news-meta .arrow{color:var(--ink-300);transition:transform .25s ease,color .25s ease}
  .news-card:hover .news-meta .arrow{color:var(--brand-red);transform:translateX(3px)}

  .grid-footer{
    display:flex;
    justify-content:center;
    margin-top:40px;
  }

  /* ---------- FAQ ---------- */
  .faq-wrap{background:var(--surface);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
  .faq-accordion{max-width:900px}
  .faq-accordion .accordion-item{
    border:1px solid var(--line);
    border-radius:var(--r-md);
    background:#fff;
    margin-bottom:12px;
    overflow:hidden;
    box-shadow:none;
    transition:border-color .25s ease;
  }
  .faq-accordion .accordion-item:has(.accordion-button:not(.collapsed)){
    border-color:rgba(210,27,46,.32);
  }
  .faq-accordion .accordion-button{
    display:flex;
    align-items:center;
    gap:16px;
    width:100%;
    padding:20px 22px;
    background:#fff;
    color:var(--ink-900);
    font-size:16px;
    font-weight:600;
    line-height:1.6;
    border-radius:var(--r-md) !important;
    box-shadow:none !important;
  }
  .faq-accordion .accordion-button:focus{box-shadow:none !important;outline:none}
  .faq-accordion .accordion-button:focus-visible{outline:2px solid var(--brand-red);outline-offset:-2px}
  .faq-accordion .accordion-button::after{display:none}
  .faq-accordion .accordion-button:not(.collapsed){
    color:var(--brand-red);
    background:#FFF9F7;
  }
  .faq-q{flex:1;text-align:left}
  .faq-icon{
    position:relative;
    width:26px;height:26px;
    border-radius:50%;
    background:var(--grad);
    flex-shrink:0;
    margin-left:auto;
  }
  .faq-icon::before,
  .faq-icon::after{
    content:"";
    position:absolute;
    left:50%;top:50%;
    background:#fff;
    border-radius:2px;
  }
  .faq-icon::before{width:12px;height:2px;transform:translate(-50%,-50%)}
  .faq-icon::after{width:2px;height:12px;transform:translate(-50%,-50%);transition:transform .25s ease,opacity .25s ease}
  .accordion-button:not(.collapsed) .faq-icon::after{transform:translate(-50%,-50%) rotate(90deg);opacity:0}
  .faq-accordion .accordion-body{
    padding:0 22px 20px;
    font-size:15px;
    line-height:1.8;
    color:var(--ink-500);
  }

  /* ---------- CTA ---------- */
  .cta-band{
    background:var(--grad);
    border-radius:var(--r-xl);
    padding:40px 44px;
    display:flex;
    align-items:center;
    justify-content:space-between;
    gap:32px;
    color:#fff;
    box-shadow:0 20px 44px rgba(210,27,46,.24);
    max-width:1120px;
    margin:0 auto;
    position:relative;
    overflow:hidden;
  }
  .cta-band::after{
    content:"";
    position:absolute;
    right:-80px;bottom:-120px;
    width:320px;height:320px;
    border-radius:50%;
    background:rgba(255,255,255,.12);
    pointer-events:none;
  }
  .cta-copy{position:relative;z-index:2;max-width:620px}
  .cta-copy h2{
    font-size:clamp(20px,2.4vw,28px);
    font-weight:800;
    line-height:1.35;
    color:#fff;
    margin-bottom:8px;
    letter-spacing:-.01em;
  }
  .cta-copy p{font-size:15px;line-height:1.8;color:rgba(255,255,255,.88)}
  .cta-actions{position:relative;z-index:2;display:flex;gap:12px;flex-wrap:wrap}

  /* ---------- 页脚 ---------- */
  .site-footer{
    background:var(--brand-graphite);
    color:rgba(255,255,255,.72);
    margin-top:0;
  }
  .site-footer::before{
    content:"";
    display:block;
    height:6px;
    background:var(--grad);
  }
  .footer-grid{
    display:grid;
    grid-template-columns:1.6fr 1fr 1fr 1fr;
    gap:40px;
    padding:56px 0 40px;
  }
  .site-footer .brand-name{color:#fff}
  .site-footer .brand-sub{color:rgba(255,255,255,.6)}
  .footer-brand p{
    font-size:14px;
    line-height:1.8;
    color:rgba(255,255,255,.6);
    margin:16px 0 20px;
    max-width:340px;
  }
  .socials{display:flex;gap:10px}
  .socials a{
    width:36px;height:36px;
    border-radius:50%;
    background:rgba(255,255,255,.08);
    display:grid;place-items:center;
    transition:background .25s ease,transform .25s ease;
  }
  .socials svg{width:16px;height:16px;fill:rgba(255,255,255,.82)}
  .socials a:hover{background:var(--grad);transform:translateY(-2px)}
  .footer-col h4{
    font-size:15px;
    font-weight:700;
    color:#fff;
    margin-bottom:16px;
  }
  .footer-links{display:flex;flex-direction:column;gap:10px}
  .footer-links a{
    position:relative;
    width:fit-content;
    font-size:14px;
    color:rgba(255,255,255,.72);
    transition:color .2s ease;
  }
  .footer-links a::before{
    content:"";
    position:absolute;
    left:-10px;top:5px;bottom:5px;
    width:2px;
    border-radius:2px;
    background:var(--grad);
    opacity:0;
    transition:opacity .2s ease;
  }
  .footer-links a:hover{color:#fff}
  .footer-links a:hover::before{opacity:1}
  .footer-bottom{
    display:flex;
    justify-content:space-between;
    gap:16px;
    flex-wrap:wrap;
    padding:20px 0 28px;
    border-top:1px solid rgba(255,255,255,.12);
    font-size:13px;
    color:rgba(255,255,255,.55);
    line-height:1.7;
  }

  /* ---------- 响应式 ---------- */
  @media (max-width:1199px){
    .card-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
    .intro-grid{grid-template-columns:minmax(0,1fr) 260px;gap:32px}
  }
  @media (max-width:991px){
    .container{padding:0 24px}
    .header-inner{height:60px;gap:12px}
    .nav-links{display:none}
    .nav-search{display:none}
    .header-cta{display:none}
    .nav-toggle{display:inline-flex}
    .intro-grid{grid-template-columns:minmax(0,1fr);gap:24px;padding:36px 0 32px}
    .intro-stats{flex-direction:row;flex-wrap:wrap}
    .stat{flex:1 1 160px}
    .card-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
    .section{padding:56px 0}
    .cta-band{flex-direction:column;align-items:flex-start;padding:32px 28px;gap:22px}
    .footer-grid{grid-template-columns:1fr 1fr;gap:32px;padding:44px 0 32px}
  }
  @media (max-width:767px){
    .page-banner{min-height:220px}
    .banner-inner{padding:36px 0}
    .news-body h3{font-size:18px}
    .footer-grid{grid-template-columns:1fr;gap:28px}
  }
  @media (max-width:575px){
    .container{padding:0 20px}
    .card-grid{grid-template-columns:1fr}
    .section{padding:48px 0}
    .section-head{margin-bottom:22px}
    .filter-bar{gap:8px;margin-bottom:24px}
    .filter-chip{padding:8px 16px;font-size:13px}
    .cta-band{padding:26px 22px;border-radius:var(--r-lg)}
    .cta-actions{width:100%}
    .cta-actions .btn{width:100%}
    .faq-accordion .accordion-button{padding:16px 18px;font-size:15px;gap:12px}
    .faq-accordion .accordion-body{padding:0 18px 18px;font-size:14px}
    .footer-bottom{flex-direction:column;gap:8px}
  }

/* roulang page: category2 */
:root{
  --brand-red:#D21B2E;
  --brand-red-deep:#A10E1F;
  --brand-flame:#FF6A2B;
  --brand-graphite:#14161C;
  --ink-900:#101218;
  --ink-700:#2B2F38;
  --ink-500:#5B6270;
  --ink-300:#9AA1AE;
  --line:#E8E4DF;
  --bg:#F7F5F2;
  --surface:#FFFFFF;
  --mint:#12C2A0;
  --amber:#F5A524;
  --grad-main:linear-gradient(120deg,#D21B2E 0%,#FF6A2B 100%);
  --grad-dark:linear-gradient(160deg,#14161C 0%,#2A1016 100%);
  --r-sm:10px;
  --r-md:16px;
  --r-lg:24px;
  --r-xl:32px;
  --r-pill:999px;
  --sh-1:0 2px 8px rgba(20,22,28,.06);
  --sh-2:0 12px 32px rgba(20,22,28,.10);
  --sh-brand:0 14px 30px rgba(210,27,46,.28);
  --sec-gap:88px;
  --ease:cubic-bezier(.2,.7,.3,1);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.8;
  color:var(--ink-700);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none;transition:color .25s var(--ease)}
h1,h2,h3,h4,h5{margin:0;color:var(--ink-900);font-weight:700}
p{margin:0 0 14px}
p:last-child{margin-bottom:0}
ul,ol{margin:0;padding:0;list-style:none}
button{font-family:inherit;cursor:pointer}
input{font-family:inherit}
:focus-visible{outline:2px solid var(--brand-red);outline-offset:2px;border-radius:6px}
.container{max-width:1200px;padding-left:32px;padding-right:32px;margin:0 auto}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 16px;border-radius:var(--r-pill);
  background:#FCEDEF;color:var(--brand-red);
  font-size:13px;font-weight:700;letter-spacing:.02em;
}
.eyebrow .dot{width:6px;height:6px;border-radius:50%;background:var(--brand-red);display:inline-block}
.section{padding:var(--sec-gap) 0}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:28px;flex-wrap:wrap}
.section-title{position:relative;padding-left:20px;font-size:clamp(22px,2.6vw,30px);line-height:1.3;font-weight:700}
.section-title::before{
  content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);
  width:6px;height:26px;border-radius:3px;background:var(--grad-main);
}
.section-desc{color:var(--ink-500);font-size:15px;max-width:640px;margin-top:10px;padding-left:20px;line-height:1.75}

/* ============ 按钮 ============ */
.btn-main,.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 28px;border-radius:var(--r-pill);
  font-size:15px;font-weight:700;line-height:1.2;
  border:1px solid transparent;
  transition:transform .28s var(--ease),box-shadow .28s var(--ease),background .28s var(--ease),color .28s var(--ease),border-color .28s var(--ease);
}
.btn-main{background:var(--grad-main);color:#fff;box-shadow:0 8px 20px rgba(210,27,46,.20)}
.btn-main:hover{transform:translateY(-2px);box-shadow:var(--sh-brand);color:#fff}
.btn-main:active{transform:translateY(-1px)}
.btn-ghost{background:var(--surface);color:var(--ink-700);border-color:var(--line)}
.btn-ghost:hover{border-color:var(--brand-red);color:var(--brand-red);transform:translateY(-2px);box-shadow:var(--sh-1)}
.btn-sm{padding:9px 18px;font-size:13px;font-weight:700}

/* ============ Header ============ */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:#fff;border-bottom:1px solid var(--line);
  box-shadow:var(--sh-1);
  transition:box-shadow .3s var(--ease);
}
.site-header.is-scrolled{box-shadow:var(--sh-2)}
.header-inner{
  height:68px;display:flex;align-items:center;gap:28px;
}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.brand-mark{
  width:32px;height:32px;border-radius:var(--r-sm);
  background:var(--grad-main);
  display:inline-flex;align-items:center;justify-content:center;
  box-shadow:0 6px 14px rgba(210,27,46,.25);
  flex:0 0 auto;
}
.brand-mark svg{width:19px;height:19px;fill:#fff}
.brand-name{display:block;font-size:18px;font-weight:800;color:var(--ink-900);line-height:1.15;letter-spacing:-.01em}
.brand-sub{display:block;font-size:12px;color:var(--ink-500);line-height:1.3;margin-top:1px}
.nav-links{display:flex;align-items:center;gap:6px;margin-left:8px}
.nav-link-item{
  position:relative;display:inline-block;
  padding:8px 14px;font-size:15px;color:var(--ink-700);font-weight:600;
  border-radius:var(--r-sm);
  transition:color .25s var(--ease),background .25s var(--ease);
}
.nav-link-item:hover{color:var(--brand-red);background:#FDF6F3}
.nav-link-item.is-active{color:var(--brand-red)}
.nav-link-item.is-active::after{
  content:"";position:absolute;left:14px;right:14px;bottom:0;
  height:3px;border-radius:3px;background:var(--grad-main);
}
.header-right{margin-left:auto;display:flex;align-items:center;gap:12px}
.search-form{position:relative;width:240px}
.search-form input{
  width:100%;height:44px;border:1px solid transparent;border-radius:var(--r-pill);
  background:#F2EFEB;padding:0 44px 0 18px;font-size:14px;color:var(--ink-700);
  transition:background .25s var(--ease),border-color .25s var(--ease),box-shadow .25s var(--ease);
}
.search-form input::placeholder{color:var(--ink-300)}
.search-form input:focus{
  outline:none;background:#fff;border-color:var(--brand-red);
  box-shadow:0 4px 14px rgba(210,27,46,.12);
}
.search-form button{
  position:absolute;right:6px;top:50%;transform:translateY(-50%);
  width:32px;height:32px;border:0;border-radius:50%;background:transparent;
  display:flex;align-items:center;justify-content:center;color:var(--ink-500);
  transition:background .25s var(--ease),color .25s var(--ease);
}
.search-form button svg{width:16px;height:16px;fill:currentColor}
.search-form button:hover{background:var(--grad-main);color:#fff}
.burger{
  display:none;width:42px;height:42px;border:1px solid var(--line);border-radius:var(--r-sm);
  background:#fff;align-items:center;justify-content:center;
}
.burger svg{width:20px;height:20px;fill:var(--ink-700)}

/* ============ Hero banner ============ */
.page-hero{
  position:relative;overflow:hidden;
  background-image:url('/assets/images/backpic/back-2.png');
  background-size:cover;background-position:center;
  padding:76px 0 68px;
}
.page-hero::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(105deg,rgba(20,22,28,.92) 0%,rgba(20,22,28,.78) 46%,rgba(161,14,31,.62) 100%);
}
.page-hero::after{
  content:"";position:absolute;right:-120px;top:-140px;width:520px;height:520px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,106,43,.34) 0%,rgba(255,106,43,0) 68%);
  pointer-events:none;
}
.page-hero .container{position:relative;z-index:2}
.hero-badge{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 16px;border-radius:var(--r-pill);
  background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.24);
  color:#fff;font-size:13px;font-weight:700;letter-spacing:.02em;
}
.hero-badge .dot{width:6px;height:6px;border-radius:50%;background:var(--brand-flame)}
.page-hero h1{
  color:#fff;font-size:clamp(30px,4.2vw,46px);font-weight:800;line-height:1.2;letter-spacing:-.02em;
  margin:20px 0 18px;max-width:760px;
}
.page-hero h1 .hl{
  background:var(--grad-main);-webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero-lead{color:rgba(255,255,255,.78);font-size:16px;line-height:1.85;max-width:640px}
.hero-meta{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px}
.hero-chip{
  display:inline-flex;align-items:center;gap:8px;
  padding:8px 16px;border-radius:var(--r-pill);
  background:rgba(255,255,255,.10);border:1px solid rgba(255,255,255,.18);
  color:rgba(255,255,255,.86);font-size:13px;font-weight:600;
  backdrop-filter:blur(2px);
}
.hero-chip b{color:var(--amber);font-variant-numeric:tabular-nums}

/* ============ 步骤清单 ============ */
.steps-wrap{display:grid;grid-template-columns:340px minmax(0,1fr);gap:36px;align-items:start}
.step-rail{display:flex;flex-direction:column;gap:14px}
.step-card{
  position:relative;background:var(--surface);border:1px solid var(--line);
  border-radius:var(--r-md);padding:20px 20px 20px 22px;
  box-shadow:var(--sh-1);
  transition:transform .32s var(--ease),box-shadow .32s var(--ease),border-color .32s var(--ease);
}
.step-card::before{
  content:"";position:absolute;left:0;top:18px;bottom:18px;width:4px;border-radius:4px;
  background:var(--grad-main);opacity:0;transition:opacity .3s var(--ease);
}
.step-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:#F3D7D6}
.step-card:hover::before{opacity:1}
.step-card .num{
  font-size:30px;font-weight:800;line-height:1;letter-spacing:-.03em;
  background:var(--grad-main);-webkit-background-clip:text;background-clip:text;color:transparent;
  font-variant-numeric:tabular-nums;
}
.step-card h3{font-size:17px;font-weight:700;line-height:1.45;margin:10px 0 6px}
.step-card p{font-size:13.5px;color:var(--ink-500);line-height:1.7}
.step-card:nth-child(1){margin-left:0}
.step-card:nth-child(2){margin-left:16px}
.step-card:nth-child(3){margin-left:32px}
.step-card:nth-child(4){margin-left:48px}

.step-detail{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);
  box-shadow:var(--sh-1);overflow:hidden;
}
.step-figure{position:relative;aspect-ratio:16/8;background:#EFEBE6;overflow:hidden}
.step-figure img{width:100%;height:100%;object-fit:cover;transition:transform .5s var(--ease)}
.step-detail:hover .step-figure img{transform:scale(1.03)}
.step-figure .fig-tag{
  position:absolute;left:18px;top:18px;
  padding:5px 13px;border-radius:var(--r-pill);
  background:var(--grad-main);color:#fff;font-size:12px;font-weight:700;
}
.step-body{padding:26px 28px 28px}
.step-body h3{font-size:20px;font-weight:700;line-height:1.45;margin-bottom:12px}
.step-body p{font-size:15px;color:var(--ink-500);line-height:1.85}
.mini-list{margin-top:18px;display:grid;gap:10px}
.mini-list li{
  display:flex;gap:10px;align-items:flex-start;
  font-size:14.5px;color:var(--ink-700);line-height:1.7;
  background:#FBFAF8;border:1px solid var(--line);border-radius:var(--r-sm);
  padding:12px 14px;
}
.mini-list .tick{
  flex:0 0 auto;width:18px;height:18px;border-radius:50%;
  background:rgba(18,194,160,.14);color:#0E9D82;
  display:inline-flex;align-items:center;justify-content:center;margin-top:2px;
}
.mini-list .tick svg{width:11px;height:11px;fill:currentColor}

/* ============ 入口指引清单 ============ */
.guide-list{display:flex;flex-direction:column;gap:12px}
.guide-row{
  display:flex;align-items:center;gap:18px;
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-md);
  padding:18px 22px;box-shadow:var(--sh-1);
  transition:transform .3s var(--ease),box-shadow .3s var(--ease),border-color .3s var(--ease),background .3s var(--ease);
}
.guide-row:hover{transform:translateY(-3px);box-shadow:var(--sh-2);border-color:#F3D7D6;background:#FDF9F7}
.guide-ico{
  flex:0 0 auto;width:46px;height:46px;border-radius:14px;
  background:#FCEDEF;color:var(--brand-red);
  display:inline-flex;align-items:center;justify-content:center;
  transition:background .3s var(--ease),color .3s var(--ease);
}
.guide-row:hover .guide-ico{background:var(--grad-main);color:#fff}
.guide-ico svg{width:22px;height:22px;fill:currentColor}
.guide-txt{min-width:0;flex:1 1 auto}
.guide-txt h3{font-size:17px;font-weight:700;line-height:1.45;margin-bottom:4px}
.guide-txt p{font-size:13.5px;color:var(--ink-500);line-height:1.7;margin:0}
.guide-row .btn-ghost{flex:0 0 auto}

/* ============ 自检 band ============ */
.check-band{
  background:var(--grad-dark);
  padding:var(--sec-gap) 0;position:relative;overflow:hidden;
}
.check-band::after{
  content:"";position:absolute;left:-140px;bottom:-180px;width:480px;height:480px;border-radius:50%;
  background:radial-gradient(circle,rgba(210,27,46,.32) 0%,rgba(210,27,46,0) 70%);
  pointer-events:none;
}
.check-band .container{position:relative;z-index:2}
.check-band .section-title{color:#fff}
.check-band .section-desc{color:rgba(255,255,255,.66)}
.check-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.check-card{
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12);
  border-radius:var(--r-md);padding:26px 24px;
  transition:transform .3s var(--ease),background .3s var(--ease),border-color .3s var(--ease);
}
.check-card:hover{transform:translateY(-4px);background:rgba(255,255,255,.10);border-color:rgba(255,106,43,.42)}
.check-card .k{
  font-size:13px;font-weight:700;letter-spacing:.06em;color:var(--brand-flame);text-transform:uppercase;
}
.check-card h3{color:#fff;font-size:18px;font-weight:700;margin:10px 0 8px;line-height:1.45}
.check-card p{color:rgba(255,255,255,.68);font-size:14px;line-height:1.8;margin:0}
.check-num{
  font-size:26px;font-weight:800;color:var(--mint);font-variant-numeric:tabular-nums;line-height:1;margin-bottom:12px;
}

/* ============ FAQ ============ */
.faq-list{display:flex;flex-direction:column;gap:12px}
.faq-item{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-md);
  overflow:hidden;transition:border-color .3s var(--ease),box-shadow .3s var(--ease);
}
.faq-item:hover{box-shadow:var(--sh-1)}
.faq-item.is-open{border-color:rgba(210,27,46,.30);box-shadow:var(--sh-1)}
.faq-q{
  width:100%;display:flex;align-items:center;gap:14px;justify-content:space-between;
  background:transparent;border:0;text-align:left;
  padding:18px 20px;font-size:16px;font-weight:600;color:var(--ink-900);line-height:1.6;
}
.faq-q:hover{color:var(--brand-red)}
.faq-icon{
  flex:0 0 auto;width:28px;height:28px;border-radius:50%;
  background:#FCEDEF;color:var(--brand-red);
  display:inline-flex;align-items:center;justify-content:center;
  font-size:18px;font-weight:700;line-height:1;
  transition:background .3s var(--ease),color .3s var(--ease),transform .3s var(--ease);
}
.faq-item.is-open .faq-icon{background:var(--grad-main);color:#fff;transform:rotate(180deg)}
.faq-a{
  max-height:0;overflow:hidden;
  transition:max-height .38s var(--ease);
}
.faq-a-inner{
  padding:0 20px 20px;font-size:15px;color:var(--ink-500);line-height:1.85;
}
.faq-a-inner strong{color:var(--ink-700)}

/* ============ CTA ============ */
.cta-wrap{padding-bottom:var(--sec-gap)}
.cta-bar{
  position:relative;overflow:hidden;
  background:var(--grad-main);
  border-radius:var(--r-xl);
  padding:44px 48px;
  display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;
  box-shadow:0 22px 46px rgba(210,27,46,.26);
}
.cta-bar::after{
  content:"";position:absolute;right:-80px;top:-90px;width:340px;height:340px;border-radius:50%;
  background:rgba(255,255,255,.14);
}
.cta-bar h2{color:#fff;font-size:clamp(22px,2.6vw,30px);font-weight:800;line-height:1.3;position:relative;z-index:2}
.cta-bar p{color:rgba(255,255,255,.86);font-size:15px;margin-top:10px;max-width:560px;position:relative;z-index:2}
.cta-bar .cta-actions{display:flex;gap:12px;flex-wrap:wrap;position:relative;z-index:2}
.cta-bar .btn-white{
  display:inline-flex;align-items:center;gap:8px;
  background:#fff;color:var(--brand-red);font-weight:700;font-size:15px;
  padding:14px 30px;border-radius:var(--r-pill);border:1px solid #fff;
  transition:transform .28s var(--ease),box-shadow .28s var(--ease);
}
.cta-bar .btn-white:hover{transform:translateY(-2px);box-shadow:0 14px 28px rgba(0,0,0,.16);color:var(--brand-red-deep)}
.cta-bar .btn-line{
  display:inline-flex;align-items:center;gap:8px;
  background:transparent;color:#fff;font-weight:700;font-size:15px;
  padding:14px 28px;border-radius:var(--r-pill);border:1px solid rgba(255,255,255,.55);
  transition:background .28s var(--ease),transform .28s var(--ease);
}
.cta-bar .btn-line:hover{background:rgba(255,255,255,.16);transform:translateY(-2px);color:#fff}

/* ============ 页脚 ============ */
.site-footer{
  background:var(--brand-graphite);color:rgba(255,255,255,.72);
  padding:64px 0 0;position:relative;
}
.site-footer::before{
  content:"";position:absolute;left:0;right:0;top:0;height:6px;background:var(--grad-main);
}
.footer-grid{
  display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:40px;
  padding-bottom:48px;
}
.footer-brand .brand{margin-bottom:16px}
.footer-brand .brand-name{color:#fff}
.footer-brand .brand-sub{color:rgba(255,255,255,.55)}
.footer-brand p{font-size:14px;line-height:1.85;color:rgba(255,255,255,.66);max-width:340px}
.socials{display:flex;gap:10px;margin-top:18px}
.socials a{
  width:36px;height:36px;border-radius:50%;
  background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.14);
  display:inline-flex;align-items:center;justify-content:center;
  transition:background .28s var(--ease),transform .28s var(--ease);
}
.socials a svg{width:16px;height:16px;fill:rgba(255,255,255,.8)}
.socials a:hover{background:var(--grad-main);transform:translateY(-2px)}
.socials a:hover svg{fill:#fff}
.footer-col h4{
  color:#fff;font-size:15px;font-weight:700;margin-bottom:16px;letter-spacing:.02em;
}
.footer-links{display:flex;flex-direction:column;gap:11px}
.footer-links a{
  position:relative;font-size:14px;color:rgba(255,255,255,.72);
  padding-left:0;transition:color .25s var(--ease),padding-left .25s var(--ease);
}
.footer-links a:hover{color:#fff;padding-left:8px}
.footer-links a:hover::before{
  content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);
  width:2px;height:14px;border-radius:2px;background:var(--grad-main);
}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);
  padding:22px 0 26px;
  display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;
  font-size:13px;color:rgba(255,255,255,.55);line-height:1.7;
}

/* ============ Offcanvas 移动菜单 ============ */
.offcanvas-end.mobile-drawer{
  width:320px;max-width:86vw;border:0;
  border-top-left-radius:var(--r-lg);border-bottom-left-radius:var(--r-lg);
  background:#fff;
}
.mobile-drawer .offcanvas-header{border-bottom:1px solid var(--line);padding:18px 22px}
.mobile-drawer .offcanvas-body{padding:22px}
.drawer-title{font-size:16px;font-weight:800;color:var(--ink-900)}
.drawer-nav{display:flex;flex-direction:column;gap:6px;margin-bottom:22px}
.drawer-nav a{
  padding:12px 14px;border-radius:var(--r-sm);font-size:15px;font-weight:600;color:var(--ink-700);
  border:1px solid transparent;transition:background .25s var(--ease),color .25s var(--ease),border-color .25s var(--ease);
}
.drawer-nav a:hover{background:#FDF6F3;color:var(--brand-red)}
.drawer-nav a.is-active{background:#FCEDEF;color:var(--brand-red);border-color:#F6D3D7}
.drawer-search{position:relative;margin-bottom:18px}
.drawer-search input{
  width:100%;height:44px;border-radius:var(--r-pill);border:1px solid var(--line);
  background:#F8F6F3;padding:0 18px;font-size:14px;color:var(--ink-700);
}
.drawer-search input:focus{outline:none;border-color:var(--brand-red);background:#fff}
.btn-close-custom{
  width:36px;height:36px;border-radius:50%;border:1px solid var(--line);background:#fff;
  display:inline-flex;align-items:center;justify-content:center;color:var(--ink-500);
}
.btn-close-custom svg{width:14px;height:14px;fill:currentColor}

/* ============ 响应式 ============ */
@media (max-width:1199.98px){
  :root{--sec-gap:76px}
  .steps-wrap{grid-template-columns:300px minmax(0,1fr);gap:28px}
}
@media (max-width:991.98px){
  :root{--sec-gap:64px}
  .container{padding-left:24px;padding-right:24px}
  .nav-links,.search-form{display:none}
  .header-right .btn-main{display:none}
  .burger{display:inline-flex}
  .header-inner{height:60px;gap:14px}
  .steps-wrap{grid-template-columns:1fr;gap:24px}
  .step-card:nth-child(n){margin-left:0}
  .check-grid{grid-template-columns:1fr 1fr}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .page-hero{padding:56px 0 52px}
  .cta-bar{padding:34px 30px;border-radius:var(--r-lg)}
}
@media (max-width:767.98px){
  :root{--sec-gap:48px}
  .container{padding-left:20px;padding-right:20px}
  .page-hero h1{font-size:30px}
  .hero-lead{font-size:15px}
  .check-grid{grid-template-columns:1fr}
  .guide-row{flex-wrap:wrap;gap:14px;padding:16px 18px}
  .guide-row .btn-ghost{width:100%;justify-content:center}
  .step-body{padding:22px 20px 24px}
  .cta-bar{padding:28px 22px}
  .cta-bar .cta-actions{width:100%}
  .cta-bar .btn-white,.cta-bar .btn-line{flex:1 1 auto;justify-content:center}
  .footer-grid{grid-template-columns:1fr;gap:28px;padding-bottom:36px}
  .footer-bottom{flex-direction:column;gap:8px}
  .section-desc{padding-left:20px}
}
@media (max-width:575.98px){
  .hero-meta{gap:8px}
  .hero-chip{font-size:12px;padding:7px 13px}
  .step-card .num{font-size:26px}
  .section-title{font-size:22px}
  .faq-q{font-size:15px;padding:16px 16px}
  .faq-a-inner{padding:0 16px 18px}
}