/* roulang page: index */
:root{
  --brand:#6E3AFF;
  --brand-deep:#5A2BE0;
  --brand-2:#FF6B8A;
  --mint:#12C2B0;
  --amber:#FFC24B;
  --bg:#FFF9F6;
  --card:#FFFFFF;
  --tint:#F4EFFF;
  --ink:#191426;
  --muted:#6B6478;
  --line:#ECE7F2;
  --grad:linear-gradient(135deg,#6E3AFF 0%,#FF6B8A 100%);
  --shadow:0 18px 40px -18px rgba(110,58,255,.28);
  --shadow-2:0 6px 18px -8px rgba(25,20,38,.14);
  --r-xl:28px;
  --r-lg:24px;
  --r-md:18px;
  --r-sm:12px;
  --pill:999px;
  --gap:24px;
  --ease:cubic-bezier(.22,.61,.36,1);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:"HarmonyOS Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.8;
  font-variant-numeric:tabular-nums;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:var(--brand);text-decoration:none;transition:color .22s var(--ease)}
a:hover{color:var(--brand-deep);text-decoration:underline}
button{font-family:inherit}
ul,ol{margin:0;padding:0;list-style:none}
p{margin:0 0 1.1em}
h1,h2,h3,h4{margin:0;letter-spacing:-.3px;line-height:1.25;font-weight:700}
:focus-visible{outline:3px solid var(--brand);outline-offset:2px;border-radius:6px}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px}
.section{padding:88px 0}
.section--tight{padding:64px 0}
.section--tint{background:var(--tint)}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:36px}
.section-head h2{font-size:clamp(22px,2.6vw,30px);font-weight:700}
.section-head p{margin:10px 0 0;color:var(--muted);font-size:15px;max-width:620px}
.section-link{white-space:nowrap;font-size:15px;font-weight:600;display:inline-flex;align-items:center;gap:6px;min-height:44px}
.section-link::after{content:"→";transition:transform .22s var(--ease)}
.section-link:hover::after{transform:translateX(4px)}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:12.5px;font-weight:600;letter-spacing:.6px;color:var(--brand);background:var(--tint);border-radius:var(--pill);padding:7px 14px;margin-bottom:18px}
.eyebrow i{width:7px;height:7px;border-radius:50%;background:var(--grad);display:inline-block}

/* ---------- header / nav ---------- */
.site-header{position:fixed;top:0;left:0;right:0;z-index:60;padding:16px 0;transition:padding .24s var(--ease)}
.site-header.compact{padding:8px 0}
.nav-bar{
  display:flex;align-items:center;gap:18px;
  height:64px;padding:0 10px 0 12px;
  background:rgba(255,255,255,.86);
  -webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);
  border:1px solid rgba(236,231,242,.9);
  border-radius:var(--pill);
  box-shadow:var(--shadow-2);
  transition:height .24s var(--ease),box-shadow .24s var(--ease);
}
.site-header.compact .nav-bar{height:56px;box-shadow:var(--shadow)}
.brand{display:inline-flex;align-items:center;gap:8px;min-height:44px;text-decoration:none}
.brand:hover{text-decoration:none}
.brand-mark{
  display:inline-flex;align-items:center;justify-content:center;
  padding:7px 14px;border-radius:var(--pill);
  background:var(--grad);color:#fff;
  font-weight:800;letter-spacing:-.5px;font-size:16px;line-height:1.1;
  box-shadow:0 8px 18px -10px rgba(110,58,255,.9);
}
.brand-sub{font-size:13px;font-weight:600;color:var(--muted);letter-spacing:.4px}
.nav-links{display:flex;align-items:center;gap:4px;margin:0 auto}
.nav-links a{
  position:relative;display:inline-flex;align-items:center;
  padding:0 14px;height:44px;border-radius:var(--pill);
  font-size:15px;font-weight:600;color:var(--ink);text-decoration:none;
  transition:color .2s var(--ease),background .2s var(--ease);
}
.nav-links a:hover{color:var(--brand);background:rgba(110,58,255,.07);text-decoration:none}
.nav-links a.is-active{color:var(--brand)}
.nav-links a.is-active::after{
  content:"";position:absolute;left:14px;right:14px;bottom:7px;height:2px;
  border-radius:2px;background:var(--grad);
}
.nav-actions{display:flex;align-items:center;gap:10px}
.icon-btn{
  width:44px;height:44px;border-radius:50%;border:1px solid var(--line);
  background:#fff;color:var(--ink);display:inline-flex;align-items:center;justify-content:center;
  cursor:pointer;transition:background .2s var(--ease),color .2s var(--ease),transform .2s var(--ease);
}
.icon-btn:hover{background:var(--tint);color:var(--brand)}
.icon-btn:active{transform:translateY(1px)}
.icon-btn svg{width:19px;height:19px}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:46px;padding:0 22px;border-radius:var(--pill);
  font-size:15px;font-weight:600;letter-spacing:.2px;
  border:1px solid transparent;cursor:pointer;text-decoration:none;
  transition:transform .2s var(--ease),box-shadow .24s var(--ease),filter .2s var(--ease),background .2s var(--ease),color .2s var(--ease);
}
.btn-primary{background:var(--grad);color:#fff;box-shadow:var(--shadow)}
.btn-primary:hover{filter:brightness(1.06);box-shadow:var(--shadow),0 0 0 4px rgba(110,58,255,.16);color:#fff;text-decoration:none}
.btn-primary:active{transform:translateY(1px)}
.btn-ghost{background:#fff;color:var(--brand);border-color:rgba(110,58,255,.35)}
.btn-ghost:hover{background:var(--tint);color:var(--brand-deep);text-decoration:none;box-shadow:var(--shadow-2)}
.btn-ghost:active{transform:translateY(1px)}
.btn-sm{min-height:40px;padding:0 16px;font-size:14px}
.burger{display:none}
.mobile-drawer{
  position:fixed;inset:0;z-index:80;background:#fff;
  display:none;flex-direction:column;overflow-y:auto;
}
.mobile-drawer.open{display:flex}
.drawer-top{background:var(--grad);padding:22px 20px 26px;color:#fff}
.drawer-top .brand-mark{background:rgba(255,255,255,.22);box-shadow:none}
.drawer-top .brand-sub{color:rgba(255,255,255,.85)}
.drawer-close{
  position:absolute;top:18px;right:18px;width:44px;height:44px;border-radius:50%;
  border:1px solid rgba(255,255,255,.4);background:rgba(255,255,255,.16);color:#fff;
  font-size:22px;line-height:1;cursor:pointer;
}
.drawer-nav{padding:18px 8px 8px}
.drawer-nav a{
  display:flex;align-items:center;justify-content:space-between;
  padding:16px 18px;font-size:18px;font-weight:600;color:var(--ink);
  border-bottom:1px solid var(--line);text-decoration:none;
}
.drawer-nav a::after{content:"→";color:var(--brand);font-size:15px}
.drawer-nav a:hover{background:var(--tint);text-decoration:none;color:var(--brand)}
.drawer-cta{padding:20px;margin-top:auto}

/* ---------- hero ---------- */
.hero{padding:132px 0 76px;position:relative;overflow:hidden}
.hero::before{
  content:"";position:absolute;top:-160px;right:-140px;width:520px;height:520px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,107,138,.22),rgba(255,107,138,0) 68%);
  pointer-events:none;
}
.hero::after{
  content:"";position:absolute;bottom:-200px;left:-160px;width:520px;height:520px;border-radius:50%;
  background:radial-gradient(circle,rgba(110,58,255,.18),rgba(110,58,255,0) 70%);
  pointer-events:none;
}
.hero-grid{position:relative;display:grid;grid-template-columns:5fr 7fr;gap:56px;align-items:center}
.hero-visual{
  position:relative;border-radius:var(--r-xl);overflow:hidden;
  border:8px solid #fff;box-shadow:var(--shadow);
  height:clamp(380px,44vw,560px);background:var(--tint);
}
.hero-visual img{width:100%;height:100%;object-fit:cover;transition:transform .26s var(--ease)}
.hero-visual:hover img{transform:scale(1.03)}
.hero-visual::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(160deg,rgba(110,58,255,.36),rgba(255,107,138,.12) 52%,rgba(25,20,38,.5));
}
.hero-live{
  position:absolute;top:16px;left:16px;z-index:2;
  display:inline-flex;align-items:center;gap:7px;
  padding:7px 13px;border-radius:var(--pill);
  background:rgba(25,20,38,.62);color:#fff;font-size:12.5px;font-weight:600;
  -webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);
}
.hero-live i{width:8px;height:8px;border-radius:50%;background:var(--mint);box-shadow:0 0 0 4px rgba(18,194,176,.25)}
.hero-play{
  position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);z-index:2;
  width:74px;height:74px;border-radius:50%;display:flex;align-items:center;justify-content:center;
  background:rgba(255,255,255,.9);color:var(--brand);box-shadow:var(--shadow);
  transition:transform .24s var(--ease),background .24s var(--ease);
}
.hero-play:hover{transform:translate(-50%,-50%) scale(1.06);background:#fff}
.hero-play svg{width:26px;height:26px;margin-left:3px}
.hero-caption{
  position:absolute;left:18px;right:18px;bottom:16px;z-index:2;color:#fff;
  font-size:13px;letter-spacing:.3px;opacity:.92;
}
.hero-copy h1{font-size:clamp(28px,4vw,44px);line-height:1.15;font-weight:800;margin:0 0 18px}
.hero-copy .lede{font-size:17px;color:var(--muted);max-width:36ch;margin:0 0 26px}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:30px}
.hero-badges{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;max-width:520px}
.badge-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--pill);
  padding:12px 16px;box-shadow:var(--shadow-2);text-align:left;
}
.badge-card b{
  display:block;font-size:18px;font-weight:800;line-height:1.2;
  background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;
}
.badge-card span{display:block;font-size:12px;color:var(--muted);margin-top:3px;font-weight:600}

/* ---------- clip rail ---------- */
.rail{
  display:grid;grid-auto-flow:column;grid-auto-columns:minmax(248px,1fr);
  gap:var(--gap);overflow-x:auto;padding:6px 4px 22px;
  scroll-snap-type:x mandatory;scrollbar-width:thin;
}
.rail::-webkit-scrollbar{height:8px}
.rail::-webkit-scrollbar-thumb{background:rgba(110,58,255,.22);border-radius:8px}
.clip-card{
  position:relative;display:block;border-radius:var(--r-lg);overflow:hidden;
  aspect-ratio:3/4;scroll-snap-align:start;background:var(--ink);
  box-shadow:var(--shadow-2);text-decoration:none;
  transition:transform .24s var(--ease),box-shadow .24s var(--ease);
}
.clip-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);text-decoration:none}
.clip-card img{width:100%;height:100%;object-fit:cover;transition:transform .26s var(--ease)}
.clip-card:hover img{transform:scale(1.03)}
.clip-card::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:56%;
  background:linear-gradient(to top,rgba(25,20,38,.86),rgba(25,20,38,0));
}
.clip-duration{
  position:absolute;top:12px;right:12px;z-index:2;
  padding:4px 9px;border-radius:var(--pill);
  background:rgba(25,20,38,.6);color:#fff;font-size:12px;font-weight:600;
}
.clip-body{position:absolute;left:16px;right:16px;bottom:16px;z-index:2;color:#fff}
.clip-body h3{
  font-size:16px;font-weight:700;line-height:1.4;margin:0 0 8px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.tag{
  display:inline-flex;align-items:center;padding:4px 10px;border-radius:var(--pill);
  font-size:12px;font-weight:600;line-height:1.4;
}
.tag-soft{background:var(--tint);color:var(--brand)}
.tag-glass{background:rgba(255,255,255,.18);color:#fff;border:1px solid rgba(255,255,255,.28)}

/* ---------- picks list ---------- */
.pick-list{border-top:1px solid var(--line)}
.pick-row{
  display:grid;grid-template-columns:88px 1fr auto;gap:24px;align-items:center;
  padding:26px 20px;border-bottom:1px solid var(--line);
  border-radius:var(--r-md);
  transition:background .22s var(--ease),transform .22s var(--ease);
}
.pick-row:hover{background:linear-gradient(90deg,rgba(110,58,255,.08),rgba(255,107,138,.06) 60%,rgba(255,255,255,0))}
.pick-num{
  font-size:38px;font-weight:800;line-height:1;letter-spacing:-1px;
  background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;
}
.pick-main h3{font-size:18px;font-weight:700;margin:0 0 6px}
.pick-main p{margin:0;color:var(--muted);font-size:15px}
.pick-tags{display:flex;gap:8px;flex-wrap:wrap;justify-content:flex-end}

/* ---------- stats panel ---------- */
.stats{
  position:relative;overflow:hidden;border-radius:var(--r-xl);
  background:var(--ink);color:#fff;padding:56px 48px;box-shadow:var(--shadow);
}
.stats::before{
  content:"";position:absolute;top:-120px;right:-80px;width:420px;height:420px;border-radius:50%;
  background:radial-gradient(circle,rgba(110,58,255,.55),rgba(110,58,255,0) 68%);
}
.stats::after{
  content:"";position:absolute;bottom:-140px;left:-60px;width:360px;height:360px;border-radius:50%;
  background:radial-gradient(circle,rgba(18,194,176,.35),rgba(18,194,176,0) 70%);
}
.stats-head{position:relative;display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:18px;margin-bottom:34px}
.stats-head h2{font-size:clamp(22px,2.4vw,28px);color:#fff}
.stats-head p{margin:8px 0 0;color:rgba(255,255,255,.66);font-size:15px;max-width:52ch}
.stats-grid{position:relative;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}
.stat-box{
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.14);
  border-radius:var(--r-md);padding:22px;
  transition:background .22s var(--ease),transform .22s var(--ease);
}
.stat-box:hover{background:rgba(255,255,255,.1);transform:translateY(-3px)}
.stat-box b{display:block;font-size:26px;font-weight:800;line-height:1.2;color:#fff}
.stat-box b em{font-style:normal;font-size:14px;font-weight:600;color:var(--mint);margin-left:6px}
.stat-box span{display:block;font-size:13.5px;color:rgba(255,255,255,.62);margin-top:8px}
.stat-bar{height:6px;border-radius:6px;background:rgba(255,255,255,.14);margin-top:16px;overflow:hidden}
.stat-bar i{display:block;height:100%;border-radius:6px;background:var(--grad)}

/* ---------- cms list ---------- */
.cms-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:var(--gap)}
.cms-card{
  position:relative;display:flex;flex-direction:column;gap:12px;
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:24px;box-shadow:var(--shadow-2);text-decoration:none;color:inherit;
  transition:transform .24s var(--ease),box-shadow .24s var(--ease),border-color .24s var(--ease);
}
.cms-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:rgba(110,58,255,.28);text-decoration:none;color:inherit}
.cms-card h3{
  font-size:18px;font-weight:700;line-height:1.45;margin:0;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.cms-card .cms-excerpt{
  color:var(--muted);font-size:15px;line-height:1.75;margin:0;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.cms-meta{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:auto;padding-top:6px;border-top:1px solid var(--line)}
.cms-meta time{font-size:13px;color:var(--muted);font-weight:600}
.cms-more{font-size:13px;font-weight:700;color:var(--brand)}
.cms-empty{
  grid-column:1/-1;display:flex;flex-direction:column;align-items:center;gap:10px;
  padding:56px 24px;background:#fff;border:1px dashed rgba(110,58,255,.3);border-radius:var(--r-lg);text-align:center;
}
.cms-empty svg{width:40px;height:40px;color:var(--brand);opacity:.7}
.cms-empty strong{font-size:17px;font-weight:700}
.cms-empty span{font-size:14px;color:var(--muted)}

/* ---------- reviews ---------- */
.review-rail{display:grid;grid-auto-flow:column;grid-auto-columns:minmax(280px,1fr);gap:var(--gap);overflow-x:auto;padding:6px 4px 20px;scroll-snap-type:x mandatory}
.review-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  padding:24px;box-shadow:var(--shadow-2);scroll-snap-align:start;
  transition:transform .24s var(--ease),box-shadow .24s var(--ease);
}
.review-card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.review-quote{font-size:34px;line-height:1;color:rgba(110,58,255,.28);font-weight:800;margin-bottom:6px}
.review-card p{font-size:15px;line-height:1.8;color:var(--ink);margin:0 0 18px}
.review-user{display:flex;align-items:center;gap:12px}
.avatar{
  width:40px;height:40px;border-radius:50%;flex:0 0 40px;
  display:flex;align-items:center;justify-content:center;
  background:var(--grad);color:#fff;font-weight:700;font-size:15px;
}
.review-user strong{display:block;font-size:14.5px;font-weight:700}
.review-user span{display:block;font-size:12.5px;color:var(--muted)}
.review-badge{
  margin-left:auto;font-size:12px;font-weight:600;color:var(--brand);
  background:var(--tint);border-radius:var(--pill);padding:4px 10px;white-space:nowrap;
}

/* ---------- faq ---------- */
.faq-wrap{background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);box-shadow:var(--shadow-2);overflow:hidden}
.faq-item{border-bottom:1px solid var(--line)}
.faq-item:last-child{border-bottom:0}
.faq-item summary{
  list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:20px 24px;font-size:17px;font-weight:600;color:var(--ink);
  transition:background .2s var(--ease),color .2s var(--ease);
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary:hover{background:rgba(110,58,255,.05);color:var(--brand)}
.faq-item summary::after{
  content:"+";flex:0 0 auto;width:28px;height:28px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  background:var(--tint);color:var(--brand);font-size:18px;font-weight:700;line-height:1;
  transition:transform .24s var(--ease),background .2s var(--ease);
}
.faq-item[open] summary::after{transform:rotate(45deg);background:var(--grad);color:#fff}
.faq-body{padding:0 24px 22px;font-size:15px;line-height:1.9;color:var(--muted)}

/* ---------- cta ---------- */
.cta-band{
  position:relative;overflow:hidden;border-radius:32px;
  background:var(--grad);color:#fff;padding:44px 48px;
  display:flex;align-items:center;justify-content:space-between;gap:28px;
  box-shadow:var(--shadow);
}
.cta-band::after{
  content:"";position:absolute;top:-90px;right:-40px;width:300px;height:300px;border-radius:50%;
  background:rgba(255,255,255,.16);
}
.cta-band h2{position:relative;font-size:clamp(20px,2.2vw,27px);color:#fff;margin:0 0 8px}
.cta-band p{position:relative;margin:0;color:rgba(255,255,255,.86);font-size:15px;max-width:52ch}
.cta-band .btn{position:relative;background:#fff;color:var(--brand-deep);box-shadow:0 12px 26px -14px rgba(25,20,38,.65);flex:0 0 auto}
.cta-band .btn:hover{color:var(--brand);box-shadow:0 0 0 4px rgba(255,255,255,.3);text-decoration:none}

/* ---------- footer ---------- */
.site-footer{background:var(--ink);color:#fff;position:relative;padding:68px 0 0}
.site-footer::before{content:"";position:absolute;top:0;left:0;right:0;height:1px;background:var(--grad)}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:36px;padding-bottom:48px}
.footer-brand .brand-mark{box-shadow:none}
.footer-brand p{color:rgba(255,255,255,.66);font-size:14.5px;line-height:1.85;margin:16px 0 20px;max-width:34ch}
.footer-social{display:flex;gap:10px}
.footer-social a{
  width:40px;height:40px;border-radius:50%;display:inline-flex;align-items:center;justify-content:center;
  background:rgba(255,255,255,.08);color:rgba(255,255,255,.8);font-size:13px;font-weight:600;
  transition:background .2s var(--ease),color .2s var(--ease),transform .2s var(--ease);
}
.footer-social a:hover{background:var(--grad);color:#fff;text-decoration:none;transform:translateY(-2px)}
.footer-col h4{font-size:14px;font-weight:600;color:rgba(255,255,255,.5);letter-spacing:.5px;margin:0 0 16px}
.footer-col ul li{margin-bottom:2px}
.footer-col a{
  display:inline-block;padding:7px 0 7px 0;font-size:15px;color:rgba(255,255,255,.8);
  border-left:2px solid transparent;padding-left:0;
  transition:color .2s var(--ease),padding-left .2s var(--ease),border-color .2s var(--ease);
}
.footer-col a:hover{color:#fff;padding-left:10px;border-left-color:transparent;text-decoration:none;
  background:linear-gradient(90deg,rgba(110,58,255,.85),rgba(255,107,138,.85)) left center/2px 100% no-repeat;}
.footer-contact p{color:rgba(255,255,255,.8);font-size:15px;margin:0 0 8px}
.footer-contact span{color:rgba(255,255,255,.5);font-size:13.5px}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);padding:20px 0 26px;
  display:flex;flex-wrap:wrap;gap:10px;align-items:center;justify-content:space-between;
  font-size:13px;color:rgba(255,255,255,.5);
}
.footer-bottom a{color:rgba(255,255,255,.62);text-decoration:none}
.footer-bottom a:hover{color:#fff;text-decoration:underline}

/* ---------- responsive ---------- */
@media screen and (max-width:1024px){
  .section{padding:64px 0}
  .section--tight{padding:48px 0}
  .hero{padding:118px 0 56px}
  .hero-grid{grid-template-columns:1fr;gap:36px}
  .hero-visual{height:clamp(320px,60vw,460px);max-width:520px;margin:0 auto;width:100%}
  .hero-copy{text-align:left}
  .hero-copy .lede{max-width:none}
  .nav-links{display:none}
  .burger{display:inline-flex}
  .nav-bar{justify-content:space-between}
  .nav-actions .btn{display:none}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .stats{padding:44px 32px}
  .stats-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}
  .pick-row{grid-template-columns:64px 1fr;gap:16px}
  .pick-tags{grid-column:2;justify-content:flex-start}
  .pick-num{font-size:32px}
  .cta-band{flex-direction:column;align-items:flex-start;padding:36px 32px}
}
@media screen and (max-width:640px){
  .section{padding:44px 0}
  .section--tight{padding:36px 0}
  .hero{padding:104px 0 44px}
  .hero-copy h1{font-size:clamp(26px,7vw,32px)}
  .hero-actions{flex-direction:column;align-items:stretch}
  .hero-actions .btn{width:100%}
  .hero-badges{grid-template-columns:repeat(2,minmax(0,1fr));max-width:none}
  .badge-card{padding:10px 14px}
  .badge-card b{font-size:16px}
  .section-head{flex-direction:column;align-items:flex-start;gap:10px;margin-bottom:24px}
  .rail{grid-auto-columns:78%;gap:16px}
  .review-rail{grid-auto-columns:86%;gap:16px}
  .cms-list{grid-template-columns:1fr;gap:16px}
  .stats{padding:32px 22px;border-radius:var(--r-lg)}
  .stats-grid{grid-template-columns:1fr;gap:12px}
  .stats-head{margin-bottom:22px}
  .pick-row{grid-template-columns:56px 1fr;padding:20px 8px;gap:14px}
  .pick-num{font-size:28px}
  .pick-main h3{font-size:16.5px}
  .pick-main p{font-size:14px}
  .pick-tags{grid-column:2}
  .cta-band{padding:28px 22px;border-radius:24px}
  .cta-band .btn{width:100%}
  .footer-grid{grid-template-columns:1fr;gap:28px;padding-bottom:36px}
  .site-footer{padding-top:52px}
  .footer-bottom{justify-content:flex-start;font-size:12.5px}
  .faq-item summary{padding:16px 18px;font-size:16px}
  .faq-body{padding:0 18px 18px}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none!important;animation:none!important;scroll-behavior:auto!important}
}

/* roulang page: article */
:root{
  --primary:#6E3AFF;
  --primary-deep:#5A2BE0;
  --secondary:#FF6B8A;
  --mint:#12C2B0;
  --yellow:#FFC24B;
  --bg:#FFF9F6;
  --card:#FFFFFF;
  --soft:#F4EFFF;
  --ink:#191426;
  --muted:#6B6478;
  --line:#ECE7F2;
  --grad:linear-gradient(135deg,#6E3AFF,#FF6B8A);
  --shadow:0 18px 40px -18px rgba(110,58,255,.28);
  --shadow-sm:0 6px 18px -8px rgba(25,20,38,.14);
  --r-lg:28px;
  --r-md:18px;
  --r-sm:12px;
  --pill:999px;
  --ease:cubic-bezier(.22,.61,.36,1);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"HarmonyOS Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0}
a{color:var(--primary);text-decoration:none;transition:color .2s var(--ease)}
a:hover{color:var(--primary-deep)}
button{font-family:inherit}
h1,h2,h3,h4{letter-spacing:-.3px}
:focus-visible{outline:3px solid var(--primary);outline-offset:2px}
::selection{background:rgba(110,58,255,.18)}

.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px}
.container-narrow{width:100%;max-width:800px;margin:0 auto;padding:0 20px}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:var(--pill);padding:12px 22px;font-weight:700;font-size:15px;line-height:1.2;
  border:1px solid transparent;cursor:pointer;text-decoration:none;
  transition:transform .2s var(--ease),box-shadow .22s var(--ease),filter .22s var(--ease),background .22s var(--ease),color .22s var(--ease),border-color .22s var(--ease);
}
.btn:hover{text-decoration:none}
.btn-primary{background:var(--grad);color:#fff;box-shadow:var(--shadow)}
.btn-primary:hover{color:#fff;filter:brightness(1.06);box-shadow:var(--shadow),0 0 0 4px rgba(110,58,255,.16)}
.btn-primary:active{transform:translateY(1px)}
.btn-ghost{background:#fff;color:var(--ink);border-color:#E2DAF3;box-shadow:var(--shadow-sm)}
.btn-ghost:hover{color:var(--primary);border-color:var(--primary);background:#FBF7FF;transform:translateY(-2px)}
.btn-sm{padding:9px 16px;font-size:14px}

/* ============ 导航 ============ */
.site-header{position:sticky;top:0;z-index:60;padding:14px 0;transition:padding .24s var(--ease)}
.site-header.is-scrolled{padding:8px 0}
.nav-bar{
  display:flex;align-items:center;gap:18px;min-height:64px;padding:0 14px;
  border-radius:var(--pill);background:rgba(255,255,255,.86);
  -webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);
  border:1px solid rgba(236,231,242,.9);box-shadow:var(--shadow-sm);
  transition:min-height .24s var(--ease),box-shadow .24s var(--ease);
}
.site-header.is-scrolled .nav-bar{min-height:56px;box-shadow:var(--shadow)}
.brand{display:inline-flex;align-items:baseline;gap:8px;text-decoration:none;flex:none}
.brand:hover{text-decoration:none}
.brand-mark{
  display:inline-flex;align-items:center;justify-content:center;
  padding:8px 15px;border-radius:var(--pill);background:var(--grad);
  color:#fff;font-weight:800;font-size:15px;letter-spacing:-.5px;line-height:1;
}
.brand-sub{font-size:13px;font-weight:600;color:var(--ink)}
.nav-links{display:flex;align-items:center;justify-content:center;gap:4px;flex:1;min-width:0}
.nav-links a{
  position:relative;padding:9px 13px;border-radius:var(--pill);
  font-size:14.5px;font-weight:600;color:var(--muted);text-decoration:none;white-space:nowrap;
  transition:color .2s var(--ease),background .2s var(--ease);
}
.nav-links a:hover{color:var(--ink);background:var(--soft);text-decoration:none}
.nav-links a.is-active{color:var(--ink)}
.nav-links a.is-active::after{
  content:"";position:absolute;left:13px;right:13px;bottom:3px;height:2px;border-radius:2px;background:var(--grad);
}
.nav-actions{display:flex;align-items:center;gap:8px;flex:none;position:relative;margin-left:auto}
.icon-btn{
  width:40px;height:40px;display:inline-flex;align-items:center;justify-content:center;
  border-radius:50%;border:1px solid var(--line);background:#fff;color:var(--ink);cursor:pointer;
  transition:background .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease),transform .2s var(--ease);
}
.icon-btn:hover{background:var(--soft);color:var(--primary);border-color:#DED3FF;transform:translateY(-1px)}
.icon-btn svg{width:18px;height:18px}
.burger{display:none}
.search-pop{
  position:absolute;right:0;top:calc(100% + 12px);width:300px;max-width:82vw;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-md);
  box-shadow:var(--shadow);padding:12px;z-index:75;
}
.search-pop[hidden]{display:none}
.search-pop form{display:flex;gap:8px;margin:0}
.search-pop input{
  flex:1;min-width:0;height:44px;border-radius:var(--r-sm);border:1px solid var(--line);
  padding:0 12px;font-size:14px;color:var(--ink);background:#fff;
}
.search-pop input:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 4px rgba(110,58,255,.14)}

/* 移动抽屉 */
.mobile-drawer{
  position:fixed;inset:0;z-index:90;display:flex;justify-content:flex-end;
  background:rgba(25,20,38,.55);-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);
  opacity:0;visibility:hidden;transition:opacity .24s var(--ease),visibility .24s var(--ease);
}
.mobile-drawer.is-open{opacity:1;visibility:visible}
.drawer-panel{
  width:min(340px,88vw);height:100%;background:#fff;display:flex;flex-direction:column;
  transform:translateX(100%);transition:transform .26s var(--ease);overflow-y:auto;
}
.mobile-drawer.is-open .drawer-panel{transform:none}
.drawer-top{
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  padding:20px;background:var(--grad);
}
.drawer-top .brand-mark{background:rgba(255,255,255,.22)}
.drawer-top .brand-sub{color:rgba(255,255,255,.85)}
.drawer-close{background:rgba(255,255,255,.16);border-color:rgba(255,255,255,.32);color:#fff}
.drawer-close:hover{background:rgba(255,255,255,.28);color:#fff;border-color:rgba(255,255,255,.5)}
.drawer-links{display:flex;flex-direction:column;padding:8px 20px}
.drawer-links a{
  padding:15px 2px;font-size:17px;font-weight:600;color:var(--ink);
  border-bottom:1px solid var(--line);text-decoration:none;
}
.drawer-links a:hover{color:var(--primary)}
.drawer-links a.is-active{color:var(--primary)}
.drawer-cta{margin:20px}
.drawer-cta .btn{width:100%}

/* ============ 文章头部 ============ */
.article-hero{
  padding:36px 0 10px;
  background:radial-gradient(1100px 320px at 50% -170px,rgba(110,58,255,.12),rgba(255,249,246,0) 72%);
}
.breadcrumb{
  display:flex;align-items:center;flex-wrap:wrap;gap:8px;margin:0 0 22px;
  font-size:14px;color:var(--muted);line-height:1.5;
}
.breadcrumb a{color:var(--muted);text-decoration:none}
.breadcrumb a:hover{color:var(--primary);text-decoration:underline}
.breadcrumb .sep{color:#C6BFD6}
.breadcrumb .current{
  color:var(--ink);min-width:0;max-width:100%;
  overflow:hidden;text-overflow:ellipsis;white-space:nowrap;
}
.article-title-wrap{padding-bottom:26px}
.chip{
  display:inline-flex;align-items:center;gap:6px;padding:6px 14px;border-radius:var(--pill);
  background:#F1EBFF;color:var(--primary);font-size:13px;font-weight:600;text-decoration:none;line-height:1.4;
}
.chip:hover{background:#E8DEFF;color:var(--primary);text-decoration:none}
.article-title{
  font-size:clamp(26px,3.6vw,34px);line-height:1.28;font-weight:800;
  margin:16px 0 18px;color:var(--ink);
}
.meta-row{display:flex;flex-wrap:wrap;align-items:center;gap:8px 14px;font-size:14px;color:var(--muted)}
.meta-row span{display:inline-flex;align-items:center;gap:6px}
.meta-row .num{font-variant-numeric:tabular-nums}
.meta-dot{width:4px;height:4px;border-radius:50%;background:#C9C1D8;display:inline-block;flex:none}

/* ============ 正文 ============ */
.article-main{padding:10px 0 40px}
.article-body{font-size:17.5px;line-height:1.9;color:#2A2438;word-break:break-word}
.article-body>*:first-child{margin-top:0}
.article-body p{margin:0 0 1.2em}
.article-body h2{
  position:relative;font-size:clamp(20px,2.4vw,24px);font-weight:700;line-height:1.5;
  margin:2.1em 0 .75em;padding-left:14px;color:var(--ink);
}
.article-body h2::before{
  content:"";position:absolute;left:0;top:.24em;bottom:.24em;width:4px;border-radius:4px;background:var(--grad);
}
.article-body h3{font-size:20px;font-weight:700;line-height:1.55;margin:1.7em 0 .6em;color:var(--ink)}
.article-body h4{font-size:17px;font-weight:700;margin:1.4em 0 .5em;color:var(--ink)}
.article-body a{color:var(--primary);text-decoration:underline;text-underline-offset:3px}
.article-body a:hover{color:var(--primary-deep)}
.article-body ul,.article-body ol{margin:0 0 1.2em;padding-left:1.4em}
.article-body li{margin:.45em 0}
.article-body strong{font-weight:700;color:var(--ink)}
.article-body blockquote{
  margin:1.6em 0;padding:18px 22px;background:var(--soft);
  border-left:3px solid var(--primary);border-radius:0 var(--r-md) var(--r-md) 0;
  color:#3B3352;font-size:16.5px;
}
.article-body blockquote p:last-child{margin-bottom:0}
.article-body img{border-radius:16px;margin:1.6em auto;box-shadow:var(--shadow-sm)}
.article-body figure{margin:1.8em 0}
.article-body figcaption{text-align:center;font-size:13px;color:var(--muted);margin-top:10px}
.article-body code{background:var(--soft);padding:.15em .42em;border-radius:6px;font-size:.92em;color:var(--primary-deep)}
.article-body pre{background:#191426;color:#F4EFFF;padding:18px;border-radius:var(--r-md);overflow:auto;font-size:14px;line-height:1.7}
.article-body pre code{background:none;color:inherit;padding:0}
.article-body table{width:100%;border-collapse:collapse;margin:1.6em 0;font-size:15px}
.article-body th,.article-body td{border:1px solid var(--line);padding:10px 12px;text-align:left}
.article-body th{background:var(--soft);color:var(--ink);font-weight:700}
.article-body hr{border:0;height:1px;background:var(--line);margin:2.2em 0}

/* 空态 */
.empty-state{
  text-align:center;padding:64px 24px;background:#fff;
  border:1px dashed #DED3FF;border-radius:var(--r-lg);box-shadow:var(--shadow-sm);
}
.empty-state svg{width:46px;height:46px;color:#C6BFD6;margin:0 auto 16px}
.empty-state h2{font-size:20px;margin:0 0 8px}
.empty-state p{color:var(--muted);font-size:15px;margin:0 0 22px}

/* 栏目标签条 */
.after-note{
  margin-top:40px;padding:22px 24px;background:#fff;
  border:1px solid var(--line);border-radius:var(--r-md);box-shadow:var(--shadow-sm);
}
.after-note h2{font-size:16px;margin:0 0 14px;color:var(--ink)}
.tag-row{display:flex;flex-wrap:wrap;gap:10px}
.tag{
  display:inline-flex;align-items:center;padding:8px 15px;border-radius:var(--pill);
  background:var(--soft);color:var(--primary);font-size:13px;font-weight:600;
  text-decoration:none;transition:transform .2s var(--ease),background .2s var(--ease);
}
.tag:hover{background:#E8DEFF;color:var(--primary);text-decoration:none;transform:translateY(-2px)}

/* ============ 相关推荐 ============ */
.related-section{padding:56px 0 8px;margin-top:44px;border-top:1px solid var(--line)}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:24px}
.section-head h2{font-size:clamp(20px,2.4vw,26px);font-weight:700;margin:0}
.section-head a{font-size:14px;font-weight:600;color:var(--primary);white-space:nowrap}
.section-head a:hover{text-decoration:underline}
.related-list{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.related-card{
  display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);
  border-radius:var(--r-lg);overflow:hidden;text-decoration:none;
  transition:transform .24s var(--ease),box-shadow .24s var(--ease),border-color .24s var(--ease);
}
.related-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:#E2D6FF;text-decoration:none}
.related-thumb{position:relative;aspect-ratio:3/4;overflow:hidden;background:var(--soft)}
.related-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .24s var(--ease)}
.related-card:hover .related-thumb img{transform:scale(1.03)}
.related-body{padding:16px 18px 20px}
.related-body .chip{font-size:12px;padding:5px 11px;margin-bottom:10px}
.related-body h3{
  font-size:16.5px;line-height:1.5;margin:0;color:var(--ink);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.related-meta{margin-top:10px;font-size:13px;color:var(--muted);font-variant-numeric:tabular-nums}

/* ============ 文末操作 ============ */
.post-nav{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:12px;margin-top:40px}
.post-nav .btn{min-height:46px}

/* ============ CTA ============ */
.cta-band{
  display:flex;align-items:center;justify-content:space-between;gap:24px;
  margin:64px 0 0;padding:38px 40px;border-radius:32px;
  background:var(--grad);color:#fff;box-shadow:var(--shadow);
}
.cta-band h2{font-size:clamp(20px,2.4vw,26px);font-weight:700;margin:0 0 8px;color:#fff}
.cta-band p{margin:0;font-size:15px;color:rgba(255,255,255,.86);max-width:44em}
.cta-band .btn{flex:none;background:#fff;color:var(--primary);box-shadow:none}
.cta-band .btn:hover{color:var(--primary-deep);transform:translateY(-2px);filter:none;box-shadow:0 8px 20px -10px rgba(25,20,38,.5)}

/* ============ 页脚 ============ */
.site-footer{position:relative;margin-top:72px;padding:56px 0 28px;background:#191426;color:#fff}
.site-footer::before{content:"";position:absolute;left:0;right:0;top:0;height:1px;background:var(--grad)}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:32px}
.footer-brand p{color:rgba(255,255,255,.7);font-size:14.5px;line-height:1.8;margin:16px 0 18px;max-width:320px}
.footer-social{display:flex;flex-wrap:wrap;gap:10px}
.footer-social a{
  display:inline-flex;padding:7px 14px;border-radius:var(--pill);
  border:1px solid rgba(255,255,255,.22);font-size:13px;color:rgba(255,255,255,.8);
  text-decoration:none;transition:background .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease);
}
.footer-social a:hover{color:#fff;border-color:rgba(255,255,255,.5);background:rgba(255,255,255,.08);text-decoration:none}
.footer-col h4{font-size:14px;font-weight:600;color:rgba(255,255,255,.55);margin:6px 0 16px}
.footer-col ul{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:10px}
.footer-col ul a{
  position:relative;display:inline-block;padding-left:12px;
  font-size:15px;color:rgba(255,255,255,.8);text-decoration:none;
  transition:color .2s var(--ease);
}
.footer-col ul a::before{
  content:"";position:absolute;left:0;top:50%;width:2px;height:15px;border-radius:2px;
  background:var(--grad);transform:translateY(-50%) scaleY(0);
  transition:transform .2s var(--ease);transform-origin:center;
}
.footer-col ul a:hover{color:#fff;text-decoration:none}
.footer-col ul a:hover::before{transform:translateY(-50%) scaleY(1)}
.footer-contact p{color:rgba(255,255,255,.72);font-size:14.5px;margin:0 0 10px;line-height:1.8}
.footer-contact a{color:rgba(255,255,255,.85)}
.footer-contact a:hover{color:#fff}
.footer-contact span{display:inline-block;font-size:13px;color:rgba(255,255,255,.5)}
.footer-bottom{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:10px;
  margin-top:40px;padding-top:20px;border-top:1px solid rgba(255,255,255,.12);
  font-size:13px;color:rgba(255,255,255,.55);
}

/* ============ 响应式 ============ */
@media (max-width:1024px){
  .nav-links{display:none}
  .burger{display:inline-flex}
  .related-list{grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
  .article-body{font-size:17px}
}
@media (max-width:768px){
  .article-hero{padding-top:26px}
  .article-title{margin:14px 0 16px}
  .article-body{font-size:16.5px;line-height:1.85}
  .cta-band{flex-direction:column;align-items:flex-start;padding:28px 24px;border-radius:26px;gap:18px}
  .section-head{flex-direction:column;align-items:flex-start;gap:6px}
  .after-note{padding:18px 18px}
}
@media (max-width:640px){
  .container,.container-narrow{padding:0 16px}
  .site-header{padding:10px 0}
  .nav-bar{padding:0 10px;gap:10px;min-height:58px}
  .nav-actions .btn-primary{display:none}
  .brand-mark{padding:7px 12px;font-size:14px}
  .related-list{
    display:flex;gap:14px;overflow-x:auto;scroll-snap-type:x mandatory;
    padding-bottom:10px;-webkit-overflow-scrolling:touch;
  }
  .related-list .related-card{flex:0 0 76%;scroll-snap-align:start}
  .post-nav{flex-direction:column;align-items:stretch}
  .post-nav .btn{width:100%}
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column;align-items:flex-start}
  .article-body h2{margin-top:1.8em}
  .btn{min-height:44px}
  .article-hero{background:radial-gradient(700px 240px at 50% -120px,rgba(110,58,255,.14),rgba(255,249,246,0) 75%)}
}
@media (prefers-reduced-motion:reduce){
  *{transition-duration:.01ms !important;animation-duration:.01ms !important}
}

/* roulang page: category1 */
:root{
  --brand:#6E3AFF;
  --brand-dark:#5A2BE0;
  --accent:#FF6B8A;
  --mint:#12C2B0;
  --amber:#FFC24B;
  --grad:linear-gradient(135deg,#6E3AFF,#FF6B8A);
  --bg:#FFF9F6;
  --card:#FFFFFF;
  --soft:#F4EFFF;
  --ink:#191426;
  --muted:#6B6478;
  --line:#ECE7F2;
  --r-lg:28px;
  --r-md:18px;
  --r-sm:12px;
  --r-pill:999px;
  --shadow-lg:0 18px 40px -18px rgba(110,58,255,.28);
  --shadow-sm:0 6px 18px -8px rgba(25,20,38,.14);
  --font:"HarmonyOS Sans SC","PingFang SC","Microsoft YaHei",system-ui,sans-serif;
  --sec-pad:88px;
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font);
  font-size:16px;
  line-height:1.8;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
  font-variant-numeric:tabular-nums;
}
h1,h2,h3,h4,p,ul,ol,li,figure{margin:0;padding:0;}
ul,ol{list-style:none;}
img{max-width:100%;display:block;}
a{color:var(--brand);text-decoration:none;transition:color .2s ease;}
a:hover,a:focus{color:var(--brand-dark);text-decoration:underline;}
button{font-family:inherit;}
:focus-visible{outline:3px solid var(--brand);outline-offset:2px;border-radius:6px;}

/* ============ Foundation 默认外观覆盖 ============ */
body,h1,h2,h3,h4,h5,h6{font-family:var(--font);color:var(--ink);}
h1{font-size:clamp(28px,4vw,44px);line-height:1.15;font-weight:800;letter-spacing:-.3px;}
h2{font-size:clamp(22px,2.6vw,30px);line-height:1.3;font-weight:700;letter-spacing:-.3px;}
h3{font-size:20px;line-height:1.45;font-weight:700;letter-spacing:-.2px;}
p{line-height:1.8;}
.button{background:var(--brand);color:#fff;border-radius:var(--r-pill);}

/* ============ 容器与板块 ============ */
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px;}
.section{padding:var(--sec-pad) 0;}
.section--tight{padding:56px 0;}
section[id]{scroll-margin-top:110px;}
.section-head{max-width:680px;margin-bottom:40px;}
.section-head p{color:var(--muted);font-size:16px;margin-top:12px;}
.eyebrow{
  display:inline-flex;align-items:center;gap:6px;
  font-size:13px;font-weight:700;color:var(--brand);
  background:var(--soft);padding:6px 14px;border-radius:var(--r-pill);
  letter-spacing:.02em;margin-bottom:16px;
}
.eyebrow--onDark{background:rgba(255,255,255,.16);color:#fff;}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:48px;padding:0 24px;border-radius:var(--r-pill);
  font-size:15px;font-weight:700;border:1px solid transparent;cursor:pointer;
  text-decoration:none;white-space:nowrap;
  transition:transform .2s ease,box-shadow .24s ease,filter .2s ease,background .2s ease,color .2s ease,border-color .2s ease;
}
.btn:hover{text-decoration:none;}
.btn-primary{background:var(--grad);color:#fff;box-shadow:0 10px 24px -12px rgba(110,58,255,.6);}
.btn-primary:hover{filter:brightness(1.06);color:#fff;box-shadow:0 0 0 4px rgba(110,58,255,.16),0 14px 28px -14px rgba(110,58,255,.7);}
.btn-primary:active{transform:translateY(1px);}
.btn-ghost{background:#fff;border-color:var(--line);color:var(--ink);}
.btn-ghost:hover{border-color:var(--brand);color:var(--brand);}
.btn-ghost--onDark{background:rgba(255,255,255,.1);border-color:rgba(255,255,255,.35);color:#fff;}
.btn-ghost--onDark:hover{background:rgba(255,255,255,.2);color:#fff;border-color:#fff;}
.btn-sm{min-height:40px;padding:0 18px;font-size:14px;}

/* ============ 导航 ============ */
.site-header{position:sticky;top:0;z-index:60;padding:14px 0;transition:padding .24s ease;}
.site-header.scrolled{padding:8px 0;}
.nav-bar{
  display:flex;align-items:center;gap:16px;
  height:64px;padding:0 10px 0 14px;
  background:rgba(255,255,255,.86);
  -webkit-backdrop-filter:blur(12px);
  backdrop-filter:blur(12px);
  border:1px solid rgba(236,231,242,.9);
  border-radius:var(--r-pill);
  box-shadow:var(--shadow-sm);
  transition:height .24s ease,box-shadow .24s ease;
}
.site-header.scrolled .nav-bar{height:56px;box-shadow:var(--shadow-lg);}
.brand{display:inline-flex;align-items:baseline;gap:8px;text-decoration:none;flex:0 0 auto;}
.brand:hover{text-decoration:none;}
.brand-mark{
  display:inline-block;background:var(--grad);color:#fff;
  font-weight:800;letter-spacing:-.5px;font-size:16px;line-height:1;
  padding:8px 14px;border-radius:var(--r-pill);
}
.brand-sub{font-size:13px;font-weight:600;color:var(--muted);}
.nav-links{display:flex;align-items:center;gap:2px;margin:0 auto;}
.nav-links a{
  position:relative;display:inline-flex;align-items:center;
  height:44px;padding:0 13px;border-radius:var(--r-pill);
  font-size:15px;font-weight:600;color:var(--ink);
  transition:color .2s ease,background .2s ease;
}
.nav-links a:hover{color:var(--brand);background:var(--soft);text-decoration:none;}
.nav-links a.is-active{color:var(--brand);}
.nav-links a.is-active::after{
  content:"";position:absolute;left:13px;right:13px;bottom:5px;
  height:2px;border-radius:2px;background:var(--grad);
}
.nav-actions{display:flex;align-items:center;gap:8px;flex:0 0 auto;}
.icon-btn{
  display:inline-flex;align-items:center;justify-content:center;
  width:44px;height:44px;border-radius:50%;
  background:transparent;border:1px solid transparent;color:var(--ink);
  cursor:pointer;transition:background .2s ease,color .2s ease,border-color .2s ease;
}
.icon-btn svg{width:20px;height:20px;}
.icon-btn:hover{background:var(--soft);color:var(--brand);}
.icon-btn.burger{display:none;}

/* ============ 移动端抽屉 ============ */
.drawer{
  position:fixed;inset:0;z-index:90;background:#fff;
  display:flex;flex-direction:column;
  transform:translateY(-102%);
  transition:transform .28s cubic-bezier(.22,.61,.36,1);
  overflow-y:auto;
}
.drawer.open{transform:translateY(0);}
.drawer-top{
  position:relative;padding:26px 22px 30px;color:#fff;
  background-image:linear-gradient(135deg,rgba(110,58,255,.96),rgba(255,107,138,.92)),url('/assets/images/backpic/back-2.webp');
  background-size:cover;background-position:center;
}
.drawer-top .brand-mark{background:rgba(255,255,255,.22);}
.drawer-top .brand-sub{color:rgba(255,255,255,.75);}
.drawer-top p{margin-top:14px;font-size:14px;line-height:1.7;color:rgba(255,255,255,.85);max-width:30ch;}
.drawer-close{
  position:absolute;top:18px;right:18px;
  width:44px;height:44px;border-radius:50%;
  background:rgba(255,255,255,.18);border:0;color:#fff;cursor:pointer;
  display:inline-flex;align-items:center;justify-content:center;
}
.drawer-close:hover{background:rgba(255,255,255,.3);}
.drawer-nav{display:flex;flex-direction:column;padding:8px 0;}
.drawer-nav a{
  display:flex;align-items:center;justify-content:space-between;
  padding:16px 24px;font-size:18px;font-weight:600;color:var(--ink);
  border-bottom:1px solid var(--line);
}
.drawer-nav a:hover{background:var(--soft);color:var(--brand);text-decoration:none;}
.drawer-nav a.is-active{color:var(--brand);}
.drawer-nav a.is-active::after{content:"·";font-size:22px;line-height:1;}
.drawer-cta{padding:24px;}

/* ============ 顶部横幅 ============ */
.page-hero{padding-top:26px;}
.hero-card{
  position:relative;overflow:hidden;
  border-radius:var(--r-lg);
  min-height:380px;
  display:flex;align-items:flex-end;
  padding:52px;
  color:#fff;
  background-image:url('/assets/images/backpic/back-1.webp');
  background-size:cover;background-position:center;
  box-shadow:var(--shadow-lg);
}
.hero-card::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(115deg,rgba(25,20,38,.92) 0%,rgba(25,20,38,.7) 46%,rgba(110,58,255,.58) 100%);
}
.hero-inner{position:relative;z-index:1;max-width:760px;}
.hero-inner h1{color:#fff;margin-bottom:18px;}
.hero-inner .lede{
  font-size:16px;line-height:1.8;color:rgba(255,255,255,.86);
  max-width:44ch;
}
.hero-badges{display:flex;gap:12px;flex-wrap:wrap;margin-top:30px;}
.badge{
  display:inline-flex;align-items:center;gap:10px;
  background:rgba(255,255,255,.96);
  padding:10px 18px;border-radius:var(--r-pill);
  box-shadow:var(--shadow-sm);
}
.badge b{
  font-size:18px;font-weight:800;line-height:1;
  background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;
}
.badge span{font-size:12px;font-weight:600;color:var(--muted);line-height:1;}

/* ============ 主体：侧栏 + 清单流 ============ */
.layout-grid{margin-left:-12px;margin-right:-12px;}
.layout-grid > .cell{padding-left:12px;padding-right:12px;}
.side-rail{
  position:sticky;top:100px;
  background:var(--card);
  border:1px solid var(--line);
  border-radius:24px;
  padding:24px 22px;
  box-shadow:var(--shadow-sm);
}
.rail-title{
  font-size:13px;font-weight:700;color:var(--muted);
  letter-spacing:.06em;margin-bottom:14px;text-transform:none;
}
.rail-nav{display:flex;flex-direction:column;gap:4px;margin-bottom:26px;}
.rail-nav a{
  display:flex;align-items:center;gap:10px;
  padding:10px 12px;border-radius:var(--r-sm);
  font-size:15px;font-weight:600;color:var(--ink);
  transition:background .2s ease,color .2s ease;
}
.rail-nav a:hover{background:var(--soft);color:var(--brand);text-decoration:none;}
.rail-nav a::before{
  content:"";width:6px;height:6px;border-radius:50%;
  background:var(--line);flex:0 0 auto;transition:background .2s ease;
}
.rail-nav a:hover::before{background:var(--brand);}
.rail-chips{display:flex;flex-wrap:wrap;gap:8px;}
.chip-link{
  display:inline-flex;align-items:center;
  min-height:36px;padding:0 14px;border-radius:var(--r-pill);
  background:var(--soft);color:var(--brand);
  font-size:13px;font-weight:700;
  border:1px solid transparent;
  transition:background .2s ease,border-color .2s ease,color .2s ease;
}
.chip-link:hover{background:#fff;border-color:var(--brand);color:var(--brand-dark);text-decoration:none;}
.chip-link.is-current{background:var(--grad);color:#fff;}
.chip-link.is-current:hover{color:#fff;border-color:transparent;}

.feed-head{
  display:flex;align-items:flex-end;justify-content:space-between;
  gap:16px;flex-wrap:wrap;margin-bottom:24px;
}
.feed-head h2{margin:0;}
.feed-head p{color:var(--muted);font-size:14px;margin-top:8px;}
.feed-count{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:700;color:var(--mint);
  background:rgba(18,194,176,.1);
  padding:8px 16px;border-radius:var(--r-pill);
}

.feed-list{display:flex;flex-direction:column;gap:18px;}
.feed-item{
  display:grid;
  grid-template-columns:minmax(0,300px) minmax(0,1fr);
  gap:22px;
  background:var(--card);
  border:1px solid var(--line);
  border-radius:24px;
  padding:16px;
  box-shadow:var(--shadow-sm);
  transition:transform .24s cubic-bezier(.22,.61,.36,1),box-shadow .24s cubic-bezier(.22,.61,.36,1),border-color .24s ease;
}
.feed-item:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);border-color:#E2D9F6;}
.feed-thumb{
  position:relative;display:block;overflow:hidden;
  aspect-ratio:16/9;border-radius:var(--r-md);
  background:var(--soft);
}
.feed-thumb img{
  width:100%;height:100%;object-fit:cover;
  transition:transform .24s cubic-bezier(.22,.61,.36,1);
}
.feed-item:hover .feed-thumb img{transform:scale(1.03);}
.feed-time{
  position:absolute;right:10px;top:10px;
  background:rgba(25,20,38,.66);
  color:#fff;font-size:12px;font-weight:700;
  padding:4px 10px;border-radius:var(--r-pill);
  line-height:1.4;
}
.feed-body{display:flex;flex-direction:column;gap:10px;padding:4px 6px 4px 0;}
.feed-meta{display:flex;align-items:center;gap:10px;flex-wrap:wrap;}
.chip{
  display:inline-flex;align-items:center;
  background:var(--soft);color:var(--brand);
  font-size:12px;font-weight:700;letter-spacing:.02em;
  padding:5px 12px;border-radius:var(--r-pill);
}
.feed-serial{font-size:12px;font-weight:600;color:var(--muted);}
.feed-title{font-size:19px;line-height:1.45;letter-spacing:-.2px;}
.feed-desc{font-size:14.5px;line-height:1.75;color:var(--muted);}
.feed-tags{display:flex;gap:8px;flex-wrap:wrap;}
.tag{
  font-size:12px;font-weight:600;color:var(--muted);
  border:1px solid var(--line);background:#fff;
  padding:4px 12px;border-radius:var(--r-pill);
}
.feed-link{
  margin-top:auto;display:inline-flex;align-items:center;gap:6px;
  font-size:14px;font-weight:700;color:var(--brand);
  align-self:flex-start;min-height:44px;
}
.feed-link::after{content:"→";transition:transform .2s ease;}
.feed-link:hover::after{transform:translateX(4px);}

/* ============ 三步上手 ============ */
.flow-band{
  background:var(--soft);
  border-radius:var(--r-lg);
  padding:44px 40px;
}
.flow-list{
  display:grid;grid-template-columns:repeat(3,minmax(0,1fr));
  gap:0;
}
.flow-list li{
  padding:8px 30px;
  border-left:1px solid rgba(110,58,255,.18);
}
.flow-list li:first-child{border-left:0;padding-left:0;}
.flow-list li:last-child{padding-right:0;}
.flow-num{
  display:block;font-size:30px;font-weight:800;line-height:1;
  background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;
  margin-bottom:14px;letter-spacing:-1px;
}
.flow-list h3{font-size:17px;margin-bottom:8px;}
.flow-list p{font-size:14.5px;line-height:1.75;color:var(--muted);}

/* ============ 数据面板 ============ */
.stats-panel{
  position:relative;overflow:hidden;
  background:#191426;color:#fff;
  border-radius:32px;
  padding:52px 48px;
  box-shadow:var(--shadow-lg);
}
.stats-panel::before{
  content:"";position:absolute;inset:0;
  background:
    radial-gradient(circle at 82% -10%,rgba(110,58,255,.55),transparent 58%),
    radial-gradient(circle at 6% 110%,rgba(255,107,138,.32),transparent 55%);
  pointer-events:none;
}
.stats-inner{position:relative;z-index:1;}
.stats-panel h2{color:#fff;margin-bottom:10px;}
.stats-panel .stats-sub{color:rgba(255,255,255,.66);font-size:15px;max-width:52ch;}
.stats-grid{
  display:grid;grid-template-columns:repeat(4,minmax(0,1fr));
  gap:20px;margin-top:36px;
}
.stat-item{
  background:rgba(255,255,255,.05);
  border:1px solid rgba(255,255,255,.1);
  border-radius:var(--r-md);
  padding:22px 20px;
  transition:background .24s ease,border-color .24s ease,transform .24s ease;
}
.stat-item:hover{background:rgba(255,255,255,.1);border-color:rgba(255,255,255,.22);transform:translateY(-3px);}
.stat-num{
  font-size:clamp(24px,3vw,32px);font-weight:800;line-height:1.1;
  background:linear-gradient(135deg,#B49CFF,#FF9FB4);
  -webkit-background-clip:text;background-clip:text;color:transparent;
  letter-spacing:-.5px;
}
.stat-num small{font-size:14px;font-weight:700;margin-left:2px;}
.stat-label{font-size:13px;font-weight:600;color:rgba(255,255,255,.62);margin-top:10px;}

/* ============ CTA ============ */
.cta-band{
  position:relative;overflow:hidden;
  border-radius:32px;
  background:var(--grad);
  color:#fff;
  padding:46px 48px;
  display:flex;align-items:center;justify-content:space-between;
  gap:28px;flex-wrap:wrap;
  box-shadow:var(--shadow-lg);
}
.cta-band::after{
  content:"";position:absolute;right:-60px;top:-80px;
  width:280px;height:280px;border-radius:50%;
  background:rgba(255,255,255,.12);
}
.cta-copy{position:relative;z-index:1;max-width:52ch;}
.cta-copy h2{color:#fff;margin-bottom:10px;}
.cta-copy p{font-size:15px;color:rgba(255,255,255,.86);line-height:1.75;}
.cta-actions{position:relative;z-index:1;display:flex;gap:12px;flex-wrap:wrap;}
.cta-actions .btn-primary{background:#fff;color:var(--brand);box-shadow:0 12px 26px -14px rgba(25,20,38,.6);}
.cta-actions .btn-primary:hover{background:#fff;color:var(--brand-dark);box-shadow:0 0 0 4px rgba(255,255,255,.28);}

/* ============ 页脚 ============ */
.site-footer{
  position:relative;background:#191426;color:rgba(255,255,255,.8);
  margin-top:var(--sec-pad);padding:64px 0 0;
}
.site-footer::before{
  content:"";position:absolute;top:0;left:0;right:0;height:1px;background:var(--grad);
}
.footer-grid{
  display:grid;grid-template-columns:1.7fr 1fr 1fr 1.25fr;
  gap:40px;padding-bottom:48px;
}
.footer-brand .brand{margin-bottom:16px;}
.footer-brand p{font-size:14px;line-height:1.8;color:rgba(255,255,255,.66);max-width:34ch;}
.footer-social{display:flex;gap:10px;margin-top:20px;flex-wrap:wrap;}
.footer-social a{
  display:inline-flex;align-items:center;justify-content:center;
  min-height:36px;padding:0 16px;border-radius:var(--r-pill);
  background:rgba(255,255,255,.08);color:rgba(255,255,255,.85);
  font-size:13px;font-weight:600;
  transition:background .2s ease,color .2s ease;
}
.footer-social a:hover{background:rgba(255,255,255,.18);color:#fff;text-decoration:none;}
.footer-col h4{
  font-size:14px;font-weight:700;color:rgba(255,255,255,.5);
  margin-bottom:16px;letter-spacing:.04em;
}
.footer-col ul{display:flex;flex-direction:column;gap:10px;}
.footer-col ul a{
  position:relative;display:inline-block;
  font-size:15px;color:rgba(255,255,255,.8);
  padding-left:0;transition:color .2s ease,padding-left .2s ease;
}
.footer-col ul a::before{
  content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);
  width:2px;height:0;border-radius:2px;background:var(--grad);
  transition:height .2s ease;
}
.footer-col ul a:hover{color:#fff;padding-left:12px;text-decoration:none;}
.footer-col ul a:hover::before{height:16px;}
.footer-contact p{font-size:14px;line-height:1.8;color:rgba(255,255,255,.66);margin-bottom:10px;}
.footer-contact span{display:block;font-size:13px;color:rgba(255,255,255,.45);margin-top:8px;}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.1);
  padding:20px 0 26px;
  display:flex;align-items:center;justify-content:space-between;
  gap:12px;flex-wrap:wrap;
  font-size:13px;color:rgba(255,255,255,.5);
}

/* ============ 响应式 ============ */
@media (max-width:1024px){
  :root{--sec-pad:64px;}
  .nav-links{display:none;}
  .icon-btn.burger{display:inline-flex;}
  .nav-bar{justify-content:space-between;}
  .nav-actions .btn-sm{display:none;}
  .hero-card{padding:40px 32px;min-height:330px;}
  .side-rail{position:static;margin-bottom:28px;}
  .flow-list{grid-template-columns:1fr;}
  .flow-list li{border-left:0;padding:0 0 22px;border-bottom:1px solid rgba(110,58,255,.18);}
  .flow-list li:last-child{border-bottom:0;padding-bottom:0;}
  .stats-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .stats-panel{padding:40px 30px;}
}
@media (max-width:768px){
  .feed-item{grid-template-columns:1fr;gap:16px;}
  .feed-thumb{aspect-ratio:16/9;}
  .cta-band{padding:34px 26px;}
  .flow-band{padding:32px 24px;}
}
@media (max-width:520px){
  :root{--sec-pad:44px;}
  .container{padding:0 16px;}
  .hero-card{padding:28px 22px;min-height:0;border-radius:22px;}
  .hero-inner h1{font-size:clamp(24px,7vw,30px);}
  .hero-badges{gap:8px;}
  .badge{padding:8px 14px;}
  .badge b{font-size:15px;}
  .feed-head{flex-direction:column;align-items:flex-start;}
  .feed-item{padding:12px;border-radius:20px;}
  .feed-body{padding:0 2px 6px;}
  .feed-title{font-size:17px;}
  .stats-grid{grid-template-columns:1fr 1fr;gap:12px;}
  .stats-panel{padding:30px 20px;border-radius:24px;}
  .stat-item{padding:16px 14px;}
  .cta-band{border-radius:24px;}
  .cta-actions{width:100%;}
  .cta-actions .btn{width:100%;}
  .footer-grid{grid-template-columns:1fr;gap:26px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
}

/* roulang page: category2 */
:root{
  --brand:#6E3AFF;
  --brand-dark:#5A2BE0;
  --pink:#FF6B8A;
  --mint:#12C2B0;
  --amber:#FFC24B;
  --bg:#FFF9F6;
  --card:#FFFFFF;
  --soft:#F4EFFF;
  --ink:#191426;
  --muted:#6B6478;
  --line:#ECE7F2;
  --grad:linear-gradient(135deg,#6E3AFF,#FF6B8A);
  --radius-lg:28px;
  --radius-md:18px;
  --radius-sm:12px;
  --shadow-1:0 18px 40px -18px rgba(110,58,255,.28);
  --shadow-2:0 6px 18px -8px rgba(25,20,38,.14);
  --ease:cubic-bezier(.22,.61,.36,1);
  --space-desktop:88px;
  --space-tablet:64px;
  --space-mobile:44px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:"HarmonyOS Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.8;
  letter-spacing:0;
  font-variant-numeric:tabular-nums;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0;}
a{color:var(--brand);text-decoration:none;transition:color 200ms var(--ease);}
a:hover{color:var(--brand-dark);text-decoration:underline;}
a:focus-visible,button:focus-visible,input:focus-visible,summary:focus-visible{
  outline:3px solid var(--brand);outline-offset:2px;border-radius:6px;
}
h1,h2,h3,h4{margin:0;letter-spacing:-.3px;font-weight:700;color:var(--ink);line-height:1.25;}
p{margin:0 0 1em;}
ul,ol{margin:0;padding:0;list-style:none;}
button{font-family:inherit;cursor:pointer;border:0;background:none;}
input{font-family:inherit;}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px;}

/* ============ HEADER / NAV ============ */
.site-header{position:sticky;top:0;z-index:80;padding:14px 0 6px;transition:padding 240ms var(--ease);}
.site-header.is-shrink{padding:8px 0 4px;}
.nav-bar{
  display:flex;align-items:center;gap:18px;
  min-height:64px;padding:0 14px 0 18px;
  background:rgba(255,255,255,.86);
  backdrop-filter:blur(12px);
  -webkit-backdrop-filter:blur(12px);
  border:1px solid rgba(255,255,255,.9);
  border-radius:999px;
  box-shadow:var(--shadow-2);
  transition:min-height 240ms var(--ease),box-shadow 240ms var(--ease);
}
.site-header.is-shrink .nav-bar{min-height:56px;box-shadow:var(--shadow-1);}
.brand{display:inline-flex;align-items:center;gap:8px;text-decoration:none;flex:none;}
.brand:hover{text-decoration:none;}
.brand-mark{
  display:inline-flex;align-items:center;justify-content:center;
  padding:7px 14px;
  background:var(--grad);
  color:#fff;font-size:16px;font-weight:800;letter-spacing:-.5px;
  border-radius:999px;
  box-shadow:0 8px 18px -10px rgba(110,58,255,.8);
}
.brand-sub{font-size:13px;font-weight:600;color:var(--ink);line-height:1;}
.nav-links{display:flex;align-items:center;gap:4px;margin:0 auto;}
.nav-links a{
  position:relative;
  display:inline-flex;align-items:center;
  height:44px;padding:0 14px;
  font-size:15px;font-weight:600;color:var(--ink);
  border-radius:999px;text-decoration:none;
  transition:color 200ms var(--ease),background 200ms var(--ease);
}
.nav-links a:hover{color:var(--brand);background:var(--soft);text-decoration:none;}
.nav-links a::after{
  content:"";position:absolute;left:50%;bottom:6px;transform:translateX(-50%) scaleX(0);
  width:22px;height:2px;border-radius:2px;background:var(--grad);
  transition:transform 220ms var(--ease);
}
.nav-links a:hover::after,.nav-links a.is-active::after{transform:translateX(-50%) scaleX(1);}
.nav-links a.is-active{color:var(--brand);}
.nav-actions{display:flex;align-items:center;gap:8px;flex:none;}
.icon-btn{
  display:inline-flex;align-items:center;justify-content:center;
  width:44px;height:44px;border-radius:999px;
  color:var(--ink);background:transparent;
  transition:background 200ms var(--ease),color 200ms var(--ease);
}
.icon-btn svg{width:20px;height:20px;}
.icon-btn:hover{background:var(--soft);color:var(--brand);}
.burger{display:none;}

/* ============ BUTTONS ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:48px;padding:0 26px;
  border-radius:999px;
  font-size:15px;font-weight:700;
  text-decoration:none;cursor:pointer;
  transition:transform 200ms var(--ease),box-shadow 220ms var(--ease),background 200ms var(--ease),color 200ms var(--ease),filter 200ms var(--ease);
}
.btn:hover{text-decoration:none;}
.btn-primary{
  background:var(--grad);color:#fff;
  box-shadow:0 14px 28px -14px rgba(110,58,255,.85);
}
.btn-primary:hover{color:#fff;filter:brightness(1.06);box-shadow:0 0 0 4px rgba(110,58,255,.16),0 16px 30px -14px rgba(110,58,255,.9);}
.btn-primary:active{transform:translateY(1px);}
.btn-ghost{
  background:#fff;color:var(--brand);
  border:1.5px solid rgba(110,58,255,.35);
  box-shadow:var(--shadow-2);
}
.btn-ghost:hover{color:var(--brand-dark);border-color:var(--brand);background:#FBF8FF;box-shadow:0 0 0 4px rgba(110,58,255,.12);}
.btn-light{background:#fff;color:var(--brand);}
.btn-light:hover{color:var(--brand-dark);filter:brightness(1.02);box-shadow:0 0 0 4px rgba(255,255,255,.22);}
.btn-sm{min-height:40px;padding:0 18px;font-size:14px;}

/* ============ SECTION BASE ============ */
.section{padding:var(--space-desktop) 0;}
.section-soft{background:var(--soft);}
.section-head{
  display:flex;align-items:flex-end;justify-content:space-between;gap:32px;
  margin-bottom:40px;flex-wrap:wrap;
}
.section-head h2{font-size:clamp(22px,2.6vw,30px);}
.section-note{max-width:420px;margin:0;color:var(--muted);font-size:15px;line-height:1.8;}
.eyebrow{
  display:inline-flex;align-items:center;gap:6px;
  margin-bottom:12px;padding:5px 12px;
  font-size:12px;font-weight:700;letter-spacing:.4px;
  color:var(--brand);background:rgba(110,58,255,.1);
  border-radius:999px;
}

/* ============ BANNER / HERO ============ */
.page-banner{
  position:relative;
  margin-top:14px;
  border-radius:36px;
  overflow:hidden;
  background:
    radial-gradient(120% 140% at 8% 0%,rgba(110,58,255,.92) 0%,rgba(110,58,255,.72) 38%,rgba(255,107,138,.78) 100%);
  color:#fff;
  box-shadow:var(--shadow-1);
}
.page-banner::after{
  content:"";position:absolute;inset:auto -80px -140px auto;width:420px;height:420px;
  background:radial-gradient(circle,rgba(255,255,255,.24),transparent 62%);
  pointer-events:none;
}
.banner-inner{
  position:relative;z-index:2;
  display:grid;grid-template-columns:1.15fr .85fr;gap:40px;align-items:center;
  padding:56px 48px;
}
.banner-tag{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 14px;margin-bottom:18px;
  font-size:12.5px;font-weight:700;letter-spacing:.3px;
  color:#fff;background:rgba(255,255,255,.18);
  border:1px solid rgba(255,255,255,.35);border-radius:999px;
}
.banner-tag .dot{width:7px;height:7px;border-radius:50%;background:var(--amber);box-shadow:0 0 0 4px rgba(255,194,75,.25);}
.page-banner h1{
  font-size:clamp(28px,4vw,44px);line-height:1.15;font-weight:800;
  color:#fff;margin-bottom:18px;
}
.page-banner h1 em{font-style:normal;color:#FFE7EE;}
.banner-lead{
  max-width:34em;font-size:16.5px;line-height:1.85;
  color:rgba(255,255,255,.92);margin-bottom:28px;
}
.banner-badges{display:flex;flex-wrap:wrap;gap:14px;}
.badge-stat{
  flex:1 1 140px;min-width:132px;
  background:rgba(255,255,255,.95);
  border-radius:18px;padding:14px 16px;
  box-shadow:0 12px 28px -18px rgba(25,20,38,.5);
}
.badge-stat b{
  display:block;font-size:20px;font-weight:800;letter-spacing:-.5px;
  background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;
  line-height:1.3;
}
.badge-stat span{display:block;font-size:12px;font-weight:600;color:var(--muted);}
.banner-visual{position:relative;}
.banner-visual img{
  width:100%;aspect-ratio:3/4;object-fit:cover;
  border-radius:28px;border:8px solid rgba(255,255,255,.9);
  box-shadow:0 26px 50px -22px rgba(25,20,38,.6);
}
.banner-visual .float-chip{
  position:absolute;left:-16px;bottom:22px;
  display:inline-flex;align-items:center;gap:8px;
  padding:10px 16px;border-radius:999px;
  background:#fff;color:var(--ink);
  font-size:13px;font-weight:700;
  box-shadow:var(--shadow-2);
}
.banner-visual .float-chip .dot{width:8px;height:8px;border-radius:50%;background:var(--mint);}

/* ============ WATERFALL ============ */
.waterfall{display:flex;gap:28px;align-items:flex-start;}
.wf-col{flex:1 1 0;display:flex;flex-direction:column;gap:28px;min-width:0;}
.wf-col.offset{padding-top:52px;}
.pick-card{
  display:flex;flex-direction:column;
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--radius-lg);
  overflow:hidden;
  box-shadow:var(--shadow-2);
  transition:transform 240ms var(--ease),box-shadow 240ms var(--ease),border-color 240ms var(--ease);
}
.pick-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-1);border-color:rgba(110,58,255,.28);}
.pick-media{position:relative;overflow:hidden;background:var(--soft);}
.pick-media img{width:100%;height:100%;object-fit:cover;transition:transform 240ms var(--ease);}
.pick-card:hover .pick-media img{transform:scale(1.03);}
.ratio-43{aspect-ratio:3/4;}
.ratio-169{aspect-ratio:16/10;}
.ratio-11{aspect-ratio:1/1;}
.pick-media .time-chip{
  position:absolute;top:14px;right:14px;
  padding:5px 11px;border-radius:999px;
  background:rgba(25,20,38,.62);color:#fff;
  font-size:12px;font-weight:600;letter-spacing:.2px;
  backdrop-filter:blur(4px);
}
.pick-body{padding:22px 24px 26px;display:flex;flex-direction:column;gap:12px;flex:1;}
.pill{
  display:inline-flex;align-items:center;align-self:flex-start;
  padding:4px 12px;border-radius:999px;
  font-size:12px;font-weight:700;letter-spacing:.2px;
  background:var(--soft);color:var(--brand);
}
.pill.mint{background:rgba(18,194,176,.12);color:#0E9E8F;}
.pill.amber{background:rgba(255,194,75,.2);color:#9A6B00;}
.pick-body h3{font-size:20px;line-height:1.4;}
.pick-body p{margin:0;font-size:15px;line-height:1.8;color:var(--muted);}
.pick-meta{
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  margin-top:auto;padding-top:16px;border-top:1px solid var(--line);
  font-size:13px;color:var(--muted);font-weight:600;
}
.pick-link{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:700;color:var(--brand);}
.pick-link:hover{color:var(--brand-dark);text-decoration:underline;}
.pick-link svg{width:16px;height:16px;}

/* ============ DARK PANEL ============ */
.dark-panel{
  background:var(--ink);
  border-radius:36px;
  padding:52px 48px;
  color:#fff;
  position:relative;
  overflow:hidden;
}
.dark-panel::before{
  content:"";position:absolute;top:0;left:0;right:0;height:1px;background:var(--grad);
}
.dark-panel::after{
  content:"";position:absolute;right:-100px;top:-100px;width:360px;height:360px;
  background:radial-gradient(circle,rgba(110,58,255,.45),transparent 65%);
  pointer-events:none;
}
.dark-grid{position:relative;z-index:2;display:grid;grid-template-columns:1.25fr .75fr;gap:44px;align-items:start;}
.dark-panel h2{color:#fff;font-size:clamp(22px,2.6vw,30px);margin-bottom:12px;}
.dark-sub{color:rgba(255,255,255,.68);font-size:15px;line-height:1.85;margin-bottom:28px;max-width:44em;}
.news-list{display:flex;flex-direction:column;}
.news-item{
  display:flex;align-items:flex-start;gap:18px;
  padding:18px 4px;border-bottom:1px solid rgba(255,255,255,.12);
  transition:background 220ms var(--ease);
}
.news-item:last-child{border-bottom:0;}
.news-item:hover{background:rgba(255,255,255,.04);}
.news-index{
  flex:none;font-size:22px;font-weight:800;letter-spacing:-1px;line-height:1.2;
  background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;
}
.news-body h3{color:#fff;font-size:17px;margin-bottom:4px;line-height:1.5;}
.news-body p{margin:0;font-size:14px;color:rgba(255,255,255,.62);line-height:1.75;}
.news-body .pill{margin-top:10px;background:rgba(255,255,255,.12);color:#fff;}
.subscribe-box{
  background:rgba(255,255,255,.07);
  border:1px solid rgba(255,255,255,.14);
  border-radius:24px;
  padding:26px 24px;
}
.subscribe-box h3{color:#fff;font-size:18px;margin-bottom:8px;}
.subscribe-box p{color:rgba(255,255,255,.66);font-size:14px;line-height:1.75;margin-bottom:18px;}
.field{display:flex;flex-direction:column;gap:6px;}
.field input{
  width:100%;height:48px;padding:0 16px;
  border-radius:var(--radius-sm);
  border:1px solid rgba(255,255,255,.22);
  background:rgba(255,255,255,.96);
  color:var(--ink);font-size:14px;
  transition:border-color 200ms var(--ease),box-shadow 200ms var(--ease);
}
.field input::placeholder{color:#9A93A8;}
.field input:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 4px rgba(110,58,255,.22);}
.field-hint{font-size:12.5px;color:rgba(255,255,255,.55);}
.field-error{font-size:13px;color:#FF9BB0;margin-top:6px;display:none;}
.field-error.show{display:block;}
.subscribe-box .btn{width:100%;margin-top:14px;}

/* ============ RULES LIST ============ */
.rules-list{border-top:1px solid var(--line);}
.rule-row{
  display:grid;grid-template-columns:88px 1fr 220px;gap:28px;align-items:center;
  padding:26px 20px;
  border-bottom:1px solid var(--line);
  border-radius:18px;
  transition:background 220ms var(--ease);
}
.rule-row:hover{background:linear-gradient(90deg,rgba(110,58,255,.07),rgba(255,107,138,.05));}
.rule-num{
  font-size:34px;font-weight:800;letter-spacing:-1.5px;line-height:1;
  background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;
}
.rule-text h3{font-size:18px;margin-bottom:6px;}
.rule-text p{margin:0;font-size:15px;color:var(--muted);line-height:1.8;}
.rule-tags{display:flex;flex-wrap:wrap;gap:8px;}

/* ============ FAQ ============ */
.faq-wrap{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:12px 28px;box-shadow:var(--shadow-2);
}
.faq-item{border-bottom:1px solid var(--line);}
.faq-item:last-child{border-bottom:0;}
.faq-q{
  display:flex;align-items:center;justify-content:space-between;gap:20px;
  width:100%;padding:22px 0;text-align:left;
  font-size:17px;font-weight:600;color:var(--ink);line-height:1.6;
  min-height:44px;
}
.faq-q:hover{color:var(--brand);}
.faq-icon{
  flex:none;position:relative;width:22px;height:22px;
  transition:transform 240ms var(--ease);
}
.faq-icon::before,.faq-icon::after{
  content:"";position:absolute;left:50%;top:50%;background:var(--brand);border-radius:2px;
  transform:translate(-50%,-50%);
}
.faq-icon::before{width:14px;height:2px;}
.faq-icon::after{width:2px;height:14px;}
.faq-item.is-open .faq-icon{transform:rotate(45deg);}
.faq-a{max-height:0;overflow:hidden;transition:max-height 240ms var(--ease);}
.faq-a p{margin:0 0 22px;font-size:15px;line-height:1.9;color:var(--muted);padding-right:40px;}

/* ============ CTA ============ */
.cta-band{
  border-radius:32px;
  background:var(--grad);
  padding:44px 48px;
  display:flex;align-items:center;justify-content:space-between;gap:32px;
  color:#fff;
  box-shadow:var(--shadow-1);
}
.cta-band h2{color:#fff;font-size:clamp(20px,2.4vw,28px);margin-bottom:8px;}
.cta-band p{margin:0;color:rgba(255,255,255,.9);font-size:15px;line-height:1.8;max-width:38em;}

/* ============ FOOTER ============ */
.site-footer{
  position:relative;
  margin-top:var(--space-desktop);
  background:var(--ink);
  color:rgba(255,255,255,.8);
  padding:72px 0 32px;
}
.site-footer::before{content:"";position:absolute;top:0;left:0;right:0;height:1px;background:var(--grad);}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:44px;}
.footer-brand .brand{margin-bottom:16px;}
.footer-brand p{font-size:14.5px;line-height:1.85;color:rgba(255,255,255,.66);margin-bottom:20px;max-width:30em;}
.footer-social{display:flex;flex-wrap:wrap;gap:10px;}
.footer-social a{
  padding:7px 14px;border-radius:999px;
  border:1px solid rgba(255,255,255,.18);
  font-size:13px;font-weight:600;color:rgba(255,255,255,.8);
  transition:all 200ms var(--ease);
}
.footer-social a:hover{color:#fff;border-color:rgba(255,255,255,.5);background:rgba(255,255,255,.08);text-decoration:none;}
.footer-col h4{font-size:14px;font-weight:600;color:rgba(255,255,255,.5);margin-bottom:16px;letter-spacing:.2px;}
.footer-col ul{display:flex;flex-direction:column;gap:4px;}
.footer-col a{
  display:inline-block;padding:6px 0 6px 0;
  font-size:15px;color:rgba(255,255,255,.8);
  border-left:2px solid transparent;padding-left:0;
  transition:all 200ms var(--ease);
}
.footer-col a:hover{color:#fff;padding-left:10px;border-left-color:var(--pink);text-decoration:none;}
.footer-contact p{font-size:14.5px;color:rgba(255,255,255,.66);margin-bottom:10px;}
.footer-contact span{font-size:13px;color:rgba(255,255,255,.45);}
.footer-bottom{
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  margin-top:48px;padding-top:24px;
  border-top:1px solid rgba(255,255,255,.12);
  font-size:13px;color:rgba(255,255,255,.5);
}

/* ============ MOBILE DRAWER ============ */
.drawer{
  position:fixed;inset:0;z-index:120;
  display:none;
  background:rgba(25,20,38,.55);
  backdrop-filter:blur(4px);
}
.drawer.open{display:block;}
.drawer-panel{
  position:absolute;inset:0;background:var(--bg);
  display:flex;flex-direction:column;
  padding:0 0 28px;
  overflow-y:auto;
}
.drawer-top{
  background:var(--grad);color:#fff;
  padding:22px 24px 26px;
  display:flex;align-items:center;justify-content:space-between;
  border-radius:0 0 28px 28px;
}
.drawer-top .brand-mark{background:rgba(255,255,255,.22);box-shadow:none;}
.drawer-top .brand-sub{color:rgba(255,255,255,.85);}
.drawer-close{width:44px;height:44px;border-radius:999px;background:rgba(255,255,255,.18);color:#fff;display:inline-flex;align-items:center;justify-content:center;}
.drawer-close svg{width:20px;height:20px;}
.drawer-links{display:flex;flex-direction:column;padding:18px 24px 0;}
.drawer-links a{
  display:block;padding:16px 4px;font-size:18px;font-weight:700;color:var(--ink);
  border-bottom:1px solid var(--line);text-decoration:none;
}
.drawer-links a.is-active{color:var(--brand);}
.drawer-cta{padding:24px;margin-top:auto;}

/* ============ RESPONSIVE ============ */
@media (max-width:1024px){
  .section{padding:var(--space-tablet) 0;}
  .banner-inner{grid-template-columns:1fr;padding:44px 32px;gap:32px;}
  .banner-visual{max-width:380px;}
  .banner-visual img{aspect-ratio:16/10;}
  .dark-grid{grid-template-columns:1fr;gap:32px;}
  .rule-row{grid-template-columns:64px 1fr;gap:20px;}
  .rule-tags{grid-column:1 / -1;padding-left:84px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:36px;}
  .waterfall{gap:20px;}
  .wf-col{gap:20px;}
  .wf-col.offset{padding-top:36px;}
  .cta-band{flex-direction:column;align-items:flex-start;padding:36px 32px;}
}
@media (max-width:860px){
  .nav-links{display:none;}
  .burger{display:inline-flex;}
  .nav-actions .btn-sm{display:none;}
}
@media (max-width:640px){
  .container{padding:0 18px;}
  .section{padding:var(--space-mobile) 0;}
  .nav-bar{min-height:60px;padding:0 10px 0 14px;gap:10px;}
  .brand-mark{font-size:15px;padding:6px 12px;}
  .page-banner{border-radius:28px;margin-top:8px;}
  .banner-inner{padding:32px 22px;gap:26px;}
  .banner-lead{font-size:15.5px;}
  .banner-badges{gap:10px;}
  .badge-stat{flex:1 1 calc(50% - 5px);min-width:0;padding:12px 14px;}
  .badge-stat b{font-size:18px;}
  .banner-visual img{aspect-ratio:4/3;border-radius:22px;}
  .banner-visual .float-chip{left:8px;bottom:12px;font-size:12px;padding:8px 12px;}
  .waterfall{flex-direction:column;gap:16px;}
  .wf-col{gap:16px;width:100%;}
  .wf-col.offset{padding-top:0;}
  .pick-body{padding:18px 18px 22px;}
  .pick-body h3{font-size:18px;}
  .dark-panel{padding:34px 22px;border-radius:28px;}
  .news-item{gap:14px;padding:14px 2px;}
  .subscribe-box{padding:22px 18px;}
  .rule-row{grid-template-columns:48px 1fr;padding:20px 8px;gap:14px;}
  .rule-num{font-size:26px;}
  .rule-tags{padding-left:62px;}
  .faq-wrap{padding:6px 18px;}
  .faq-q{font-size:16px;padding:18px 0;}
  .faq-a p{font-size:14.5px;padding-right:8px;}
  .cta-band{padding:30px 22px;border-radius:24px;}
  .cta-band .btn{width:100%;}
  .site-footer{padding:52px 0 26px;margin-top:var(--space-mobile);}
  .footer-grid{grid-template-columns:1fr;gap:30px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:8px;}
  .section-head{margin-bottom:28px;gap:14px;}
}

/* roulang page: category3 */
:root{
  --primary:#6E3AFF;
  --primary-dark:#5A2BE0;
  --accent:#FF6B8A;
  --mint:#12C2B0;
  --amber:#FFC24B;
  --bg:#FFF9F6;
  --card:#FFFFFF;
  --soft:#F4EFFF;
  --ink:#191426;
  --muted:#6B6478;
  --line:#ECE7F2;
  --grad:linear-gradient(135deg,#6E3AFF,#FF6B8A);
  --r-lg:28px;
  --r-md:18px;
  --r-sm:12px;
  --shadow:0 18px 40px -18px rgba(110,58,255,.28);
  --shadow-2:0 6px 18px -8px rgba(25,20,38,.14);
  --ease:cubic-bezier(.22,.61,.36,1);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"HarmonyOS Sans SC","PingFang SC","Microsoft YaHei",system-ui,sans-serif;
  background:var(--bg);
  color:var(--ink);
  font-size:16px;
  line-height:1.8;
  font-variant-numeric:tabular-nums;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0}
a{color:var(--primary);text-decoration:none;transition:color .22s var(--ease)}
a:hover{color:var(--primary-dark)}
h1,h2,h3,h4{margin:0;font-weight:700;line-height:1.22;letter-spacing:-.3px;color:var(--ink)}
h1{font-size:clamp(28px,4vw,44px);font-weight:800;line-height:1.15}
h2{font-size:clamp(22px,2.6vw,30px)}
h3{font-size:20px}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
button{font-family:inherit;cursor:pointer}
:focus-visible{outline:3px solid var(--primary);outline-offset:2px;border-radius:6px}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}
.section{padding:clamp(44px,6vw,88px) 0}

/* ===== Header ===== */
.site-header{position:sticky;top:0;z-index:120;padding:16px 0 0;transition:padding .24s var(--ease)}
.site-header.is-scrolled{padding-top:8px}
.nav-bar{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  min-height:64px;padding:8px 10px 8px 16px;
  background:rgba(255,255,255,.86);
  -webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);
  border:1px solid rgba(236,231,242,.9);
  border-radius:999px;
  box-shadow:var(--shadow-2);
  transition:min-height .24s var(--ease),box-shadow .24s var(--ease);
}
.site-header.is-scrolled .nav-bar{min-height:56px;box-shadow:0 10px 28px -12px rgba(25,20,38,.28)}
.brand{display:inline-flex;align-items:baseline;gap:6px;flex-shrink:0}
.brand-mark{
  display:inline-block;padding:5px 13px;border-radius:999px;
  background:var(--grad);color:#fff;font-weight:800;font-size:16px;
  letter-spacing:-.5px;line-height:1.5;
  box-shadow:0 10px 22px -14px rgba(110,58,255,.9);
}
.brand-sub{font-size:13px;font-weight:600;color:var(--muted);letter-spacing:.2px}
.nav-links{display:flex;align-items:center;gap:2px}
.nav-links a{
  position:relative;display:inline-block;padding:9px 14px;border-radius:999px;
  font-size:15px;font-weight:600;color:var(--ink);
  transition:background .22s var(--ease),color .22s var(--ease);
}
.nav-links a::after{
  content:"";position:absolute;left:14px;right:14px;bottom:5px;height:2px;
  border-radius:2px;background:var(--grad);opacity:0;transition:opacity .22s var(--ease);
}
.nav-links a:hover{background:var(--soft);color:var(--primary)}
.nav-links a.is-active{color:var(--primary)}
.nav-links a.is-active::after{opacity:1}
.nav-actions{display:flex;align-items:center;gap:8px;flex-shrink:0}
.icon-btn{
  width:44px;height:44px;display:grid;place-items:center;
  border:1px solid var(--line);border-radius:999px;background:#fff;color:var(--ink);
  transition:border-color .22s var(--ease),color .22s var(--ease),background .22s var(--ease);
}
.icon-btn svg{width:19px;height:19px}
.icon-btn:hover{border-color:var(--primary);color:var(--primary);background:var(--soft)}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 22px;border:none;border-radius:999px;
  font-size:15px;font-weight:700;line-height:1;white-space:nowrap;
  transition:transform .2s var(--ease),box-shadow .22s var(--ease),filter .22s var(--ease),background .22s var(--ease),color .22s var(--ease);
}
.btn-primary{background:var(--grad);color:#fff;box-shadow:0 12px 26px -14px rgba(110,58,255,.9)}
.btn-primary:hover{filter:brightness(1.06);color:#fff;box-shadow:0 0 0 4px rgba(110,58,255,.16)}
.btn-primary:active{transform:translateY(1px)}
.btn-ghost{background:#fff;color:var(--primary);border:1.5px solid rgba(110,58,255,.35)}
.btn-ghost:hover{background:var(--soft);color:var(--primary-dark);border-color:var(--primary)}
.btn-sm{height:40px;padding:0 18px;font-size:14px}
.btn-light{background:#fff;color:var(--primary)}
.btn-light:hover{background:#fff;color:var(--primary-dark);box-shadow:0 0 0 4px rgba(255,255,255,.28)}
.burger{display:none}

/* ===== Mobile drawer ===== */
.mobile-drawer{
  position:fixed;inset:0;z-index:200;background:#fff;
  display:flex;flex-direction:column;
  transform:translateY(-102%);transition:transform .3s var(--ease);
  visibility:hidden;
}
.mobile-drawer.is-open{transform:translateY(0);visibility:visible}
.drawer-top{
  display:flex;align-items:center;justify-content:space-between;
  padding:18px 20px;background:var(--grad);
}
.drawer-top .brand-mark{background:rgba(255,255,255,.22);box-shadow:none}
.drawer-top .brand-sub{color:rgba(255,255,255,.8)}
.drawer-close{
  width:44px;height:44px;border-radius:999px;border:1px solid rgba(255,255,255,.4);
  background:rgba(255,255,255,.14);color:#fff;font-size:22px;line-height:1;
  display:grid;place-items:center;
}
.drawer-nav{padding:18px 20px;display:flex;flex-direction:column}
.drawer-nav a{
  padding:16px 4px;font-size:18px;font-weight:700;color:var(--ink);
  border-bottom:1px solid var(--line);
}
.drawer-nav a.is-active{color:var(--primary)}
.drawer-foot{margin-top:auto;padding:20px}
.drawer-foot .btn{width:100%}

/* ===== Banner ===== */
.page-banner{padding-top:clamp(20px,3vw,32px)}
.banner{
  position:relative;overflow:hidden;border-radius:var(--r-lg);
  background-image:url('/assets/images/backpic/back-1.webp');
  background-size:cover;background-position:center;
  min-height:430px;display:flex;align-items:flex-end;
  padding:clamp(24px,4vw,52px);
  box-shadow:var(--shadow);
}
.banner::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(112deg,rgba(25,20,38,.92) 0%,rgba(110,58,255,.62) 58%,rgba(255,107,138,.4) 100%);
}
.banner-inner{position:relative;z-index:2;max-width:760px}
.eyebrow{
  display:inline-flex;align-items:center;gap:6px;
  padding:6px 14px;border-radius:999px;background:var(--soft);
  color:var(--primary);font-size:13px;font-weight:700;letter-spacing:.2px;
}
.eyebrow-light{background:rgba(255,255,255,.16);color:#fff;border:1px solid rgba(255,255,255,.3)}
.banner h1{color:#fff;margin:16px 0 14px}
.banner p{color:rgba(255,255,255,.88);font-size:17px;line-height:1.8;max-width:620px}
.banner-badges{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
.badge{
  display:inline-flex;align-items:baseline;gap:8px;
  padding:11px 18px;border-radius:999px;
  background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.26);
  -webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);
}
.badge b{
  font-size:18px;font-weight:800;
  background:linear-gradient(135deg,#FFC24B,#FF6B8A);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.badge span{font-size:12px;font-weight:600;color:rgba(255,255,255,.78)}

/* ===== Section head ===== */
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:32px}
.section-head h2{margin-top:12px}
.section-head p{color:var(--muted);font-size:15px;margin-top:8px;max-width:560px}
.text-link{font-size:15px;font-weight:700;white-space:nowrap;display:inline-flex;align-items:center;gap:6px}
.text-link::after{content:"→";transition:transform .22s var(--ease)}
.text-link:hover::after{transform:translateX(4px)}

/* ===== Rail ===== */
.rail{
  display:grid;grid-auto-flow:column;
  grid-auto-columns:calc(25% - 15px);
  gap:20px;overflow-x:auto;scroll-snap-type:x mandatory;
  padding:4px 4px 14px;margin:-4px -4px -14px;
  scrollbar-width:thin;
}
.rail::-webkit-scrollbar{height:6px}
.rail::-webkit-scrollbar-thumb{background:rgba(110,58,255,.24);border-radius:999px}
.portrait-card{
  position:relative;display:block;overflow:hidden;border-radius:24px;
  aspect-ratio:3/4;background:#221a33;scroll-snap-align:start;
  box-shadow:var(--shadow-2);
  transition:transform .24s var(--ease),box-shadow .24s var(--ease);
}
.portrait-card img{
  width:100%;height:100%;object-fit:cover;
  transition:transform .24s var(--ease);
}
.portrait-card::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(to top,rgba(25,20,38,.86) 0%,rgba(25,20,38,.18) 42%,rgba(25,20,38,0) 70%);
}
.portrait-card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.portrait-card:hover img{transform:scale(1.03)}
.pc-time{
  position:absolute;top:12px;right:12px;z-index:3;
  padding:4px 10px;border-radius:999px;
  background:rgba(0,0,0,.6);color:#fff;font-size:12px;font-weight:600;
}
.pc-body{position:absolute;left:16px;right:16px;bottom:16px;z-index:3}
.pc-tag{
  display:inline-block;padding:4px 10px;border-radius:999px;
  background:rgba(255,255,255,.2);color:#fff;font-size:12px;font-weight:700;
  margin-bottom:8px;
}
.pc-body h3{
  color:#fff;font-size:16px;line-height:1.45;font-weight:700;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}

/* ===== Zigzag ===== */
.zigzag{display:flex;flex-direction:column;gap:clamp(40px,5vw,72px)}
.zz-row{
  display:grid;grid-template-columns:5fr 7fr;gap:clamp(28px,4vw,56px);
  align-items:center;
}
.zz-row.is-flipped{grid-template-columns:7fr 5fr}
.zz-row.is-flipped .zz-media{order:2}
.zz-row.is-flipped .zz-body{order:1}
.zz-media{
  position:relative;border-radius:var(--r-lg);overflow:hidden;
  aspect-ratio:4/3;box-shadow:var(--shadow-2);background:#f0ebfa;
}
.zz-media img{width:100%;height:100%;object-fit:cover;transition:transform .24s var(--ease)}
.zz-media:hover img{transform:scale(1.03)}
.zz-flag{
  position:absolute;left:16px;top:16px;z-index:2;
  padding:6px 14px;border-radius:999px;background:rgba(255,255,255,.92);
  color:var(--primary);font-size:12px;font-weight:700;letter-spacing:.2px;
  box-shadow:var(--shadow-2);
}
.zz-body h2{margin:14px 0 12px}
.zz-body>p{color:var(--muted);font-size:16px;line-height:1.85}
.zz-points{margin:20px 0 22px;display:flex;flex-direction:column;gap:10px}
.zz-points li{
  position:relative;padding-left:26px;font-size:15px;color:var(--ink);line-height:1.7;
}
.zz-points li::before{
  content:"";position:absolute;left:0;top:9px;width:10px;height:10px;border-radius:3px;
  background:var(--grad);transform:rotate(45deg);
}
.zz-action{display:inline-flex;align-items:center;gap:8px;font-weight:700;font-size:15px}
.zz-action::after{content:"→";transition:transform .22s var(--ease)}
.zz-action:hover::after{transform:translateX(4px)}

/* ===== Timeline panel ===== */
.timeline-panel{
  background:var(--ink);color:#fff;border-radius:32px;
  padding:clamp(28px,4vw,52px);
  box-shadow:var(--shadow);
  position:relative;overflow:hidden;
}
.timeline-panel::before{
  content:"";position:absolute;right:-120px;top:-120px;width:320px;height:320px;
  border-radius:50%;background:radial-gradient(circle,rgba(110,58,255,.55),rgba(110,58,255,0) 70%);
}
.timeline-panel h2{color:#fff;margin-top:14px}
.timeline-panel .tl-sub{color:rgba(255,255,255,.62);font-size:15px;margin-top:10px;max-width:560px}
.eyebrow-dark{background:rgba(255,255,255,.12);color:#fff;border:1px solid rgba(255,255,255,.2)}
.tl-list{margin-top:28px;position:relative;z-index:2}
.tl-item{
  position:relative;padding:20px 0 20px 34px;
  border-bottom:1px solid rgba(255,255,255,.09);
}
.tl-item:last-child{border-bottom:none;padding-bottom:0}
.tl-item::before{
  content:"";position:absolute;left:0;top:27px;width:12px;height:12px;border-radius:50%;
  background:var(--grad);box-shadow:0 0 0 4px rgba(110,58,255,.2);
}
.tl-date{font-size:12px;font-weight:700;letter-spacing:.6px;color:var(--mint)}
.tl-item h3{color:#fff;font-size:17px;margin:8px 0 6px;letter-spacing:-.2px}
.tl-item p{color:rgba(255,255,255,.66);font-size:14.5px;line-height:1.75;max-width:640px}

/* ===== CTA ===== */
.cta-band{
  background:var(--grad);border-radius:32px;
  padding:clamp(28px,4vw,48px);
  display:grid;grid-template-columns:1.1fr 1fr;gap:clamp(20px,3vw,40px);
  align-items:center;color:#fff;box-shadow:var(--shadow);
}
.cta-band h2{color:#fff}
.cta-band p{color:rgba(255,255,255,.88);font-size:15px;margin-top:10px;line-height:1.8}
.subscribe-form{display:flex;gap:10px;flex-wrap:wrap}
.subscribe-form input{
  flex:1 1 200px;min-width:0;height:48px;padding:0 18px;
  border-radius:var(--r-sm);border:1px solid transparent;background:#fff;
  color:var(--ink);font-size:15px;font-family:inherit;
  transition:box-shadow .22s var(--ease),border-color .22s var(--ease);
}
.subscribe-form input::placeholder{color:#9a93a8}
.subscribe-form input:focus{outline:none;border-color:#fff;box-shadow:0 0 0 4px rgba(255,255,255,.34)}
.subscribe-form button{
  height:48px;padding:0 26px;border-radius:999px;border:none;
  background:var(--ink);color:#fff;font-size:15px;font-weight:700;
  transition:transform .2s var(--ease),background .22s var(--ease);
}
.subscribe-form button:hover{background:#2a2340}
.subscribe-form button:active{transform:translateY(1px)}
.form-note{width:100%;font-size:12.5px;color:rgba(255,255,255,.75);margin-top:4px}

/* ===== Footer ===== */
.site-footer{
  margin-top:clamp(44px,6vw,88px);
  background:var(--ink);color:#fff;
  border-top:1px solid transparent;
  border-image:var(--grad) 1;
  padding-top:clamp(40px,5vw,72px);
}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.3fr;gap:clamp(24px,3vw,40px)}
.footer-brand .brand{margin-bottom:16px}
.footer-brand p{color:rgba(255,255,255,.72);font-size:15px;line-height:1.8;max-width:320px}
.footer-social{display:flex;gap:10px;margin-top:20px;flex-wrap:wrap}
.footer-social a{
  display:inline-block;padding:7px 14px;border-radius:999px;
  border:1px solid rgba(255,255,255,.18);color:rgba(255,255,255,.8);
  font-size:13px;font-weight:600;transition:all .22s var(--ease);
}
.footer-social a:hover{color:#fff;border-color:rgba(255,255,255,.5);background:rgba(255,255,255,.08)}
.footer-col h4{font-size:14px;color:rgba(255,255,255,.5);font-weight:600;letter-spacing:.4px;margin-bottom:16px}
.footer-col ul{display:flex;flex-direction:column;gap:12px}
.footer-col ul a{
  position:relative;display:inline-block;padding-left:0;
  color:rgba(255,255,255,.8);font-size:15px;
  transition:color .22s var(--ease),padding-left .22s var(--ease);
}
.footer-col ul a::before{
  content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);
  width:2px;height:0;background:var(--grad);border-radius:2px;
  transition:height .22s var(--ease);
}
.footer-col ul a:hover{color:#fff;padding-left:12px}
.footer-col ul a:hover::before{height:16px}
.footer-contact p{color:rgba(255,255,255,.72);font-size:14.5px;line-height:1.8;margin-bottom:10px}
.footer-contact span{display:inline-block;font-size:13px;color:rgba(255,255,255,.5);margin-top:8px}
.footer-bottom{
  margin-top:clamp(32px,4vw,56px);padding:22px 0 28px;
  border-top:1px solid rgba(255,255,255,.1);
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:rgba(255,255,255,.55);
}

/* ===== Responsive ===== */
@media (max-width:1024px){
  .rail{grid-auto-columns:calc(38% - 12px)}
  .zz-row,.zz-row.is-flipped{grid-template-columns:1fr 1fr;gap:28px}
  .footer-grid{grid-template-columns:1fr 1fr}
  .cta-band{grid-template-columns:1fr}
  .nav-links{display:none}
  .burger{display:grid}
  .nav-actions .btn-sm{display:none}
}
@media (max-width:768px){
  .container{padding:0 18px}
  .rail{grid-auto-columns:calc(58% - 10px);gap:14px}
  .zz-row,.zz-row.is-flipped{grid-template-columns:1fr;gap:22px}
  .zz-row.is-flipped .zz-media,.zz-row.is-flipped .zz-body{order:0}
  .section-head{flex-direction:column;align-items:flex-start;gap:12px}
  .banner{min-height:380px}
  .banner p{font-size:16px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
}
@media (max-width:520px){
  .rail{grid-auto-columns:calc(78% - 8px)}
  .nav-bar{padding:6px 8px 6px 12px;min-height:60px}
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column;gap:8px}
  .badge{padding:9px 14px}
  .timeline-panel{border-radius:24px}
  .cta-band{border-radius:24px}
  .subscribe-form button{width:100%}
}

/* roulang page: category4 */
:root{
  --brand:#6E3AFF;
  --brand-dark:#5A2BE0;
  --brand-2:#FF6B8A;
  --mint:#12C2B0;
  --amber:#FFC24B;
  --ink:#191426;
  --muted:#6B6478;
  --bg:#FFF9F6;
  --card:#FFFFFF;
  --soft:#F4EFFF;
  --line:#ECE7F2;
  --grad:linear-gradient(135deg,#6E3AFF,#FF6B8A);
  --shadow-lg:0 18px 40px -18px rgba(110,58,255,.28);
  --shadow-sm:0 6px 18px -8px rgba(25,20,38,.14);
  --r-lg:28px;
  --r-md:18px;
  --r-sm:12px;
  --r-pill:999px;
  --gap:24px;
  --section-y:88px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"HarmonyOS Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.8;
  color:var(--ink);
  background:var(--bg);
  font-variant-numeric:tabular-nums;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:var(--brand);text-decoration:none;transition:color .2s ease}
a:hover{color:var(--brand-dark);text-decoration:underline}
button{font:inherit;color:inherit}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4{margin:0;letter-spacing:-.3px;color:var(--ink);font-weight:700;line-height:1.3}
p{margin:0}
:focus-visible{outline:3px solid var(--brand);outline-offset:2px;border-radius:8px}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}

/* 覆盖 Foundation 默认外观 */
.button,.menu,.accordion,.card{font-family:inherit}
.menu{margin:0;list-style:none;background:transparent}
.button{background-image:none;box-shadow:none}

/* ---------- 顶部导航 ---------- */
.site-header{position:sticky;top:0;z-index:80;padding:16px 0;transition:padding .24s ease}
.site-header.is-scrolled{padding:8px 0}
.nav-bar{
  position:relative;
  display:flex;
  align-items:center;
  gap:18px;
  min-height:64px;
  padding:0 10px 0 12px;
  background:rgba(255,255,255,.86);
  -webkit-backdrop-filter:blur(12px);
  backdrop-filter:blur(12px);
  border:1px solid rgba(236,231,242,.9);
  border-radius:var(--r-pill);
  box-shadow:var(--shadow-sm);
  transition:box-shadow .24s ease,min-height .24s ease;
}
.site-header.is-scrolled .nav-bar{box-shadow:var(--shadow-lg);min-height:56px}
.brand{display:inline-flex;align-items:center;gap:8px;flex:none;text-decoration:none}
.brand:hover{text-decoration:none}
.brand-mark{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  padding:9px 15px;
  border-radius:var(--r-pill);
  background:var(--grad);
  color:#fff;
  font-size:16px;
  font-weight:800;
  letter-spacing:-.5px;
  line-height:1;
  box-shadow:0 8px 18px -10px rgba(110,58,255,.9);
}
.brand-sub{font-size:13px;font-weight:600;color:var(--ink);line-height:1}
.nav-links{display:flex;align-items:center;gap:2px;margin:0 auto}
.nav-links a{
  position:relative;
  display:inline-flex;
  align-items:center;
  min-height:44px;
  padding:0 14px;
  border-radius:var(--r-pill);
  font-size:15px;
  font-weight:600;
  color:var(--muted);
  transition:color .2s ease,background .2s ease;
}
.nav-links a::after{
  content:"";
  position:absolute;
  left:50%;
  bottom:6px;
  width:18px;
  height:2px;
  border-radius:2px;
  background:var(--grad);
  transform:translateX(-50%) scaleX(0);
  transform-origin:center;
  transition:transform .24s cubic-bezier(.22,.61,.36,1);
}
.nav-links a:hover{color:var(--ink);background:var(--soft);text-decoration:none}
.nav-links a:hover::after,.nav-links a.is-active::after{transform:translateX(-50%) scaleX(1)}
.nav-links a.is-active{color:var(--ink)}
.nav-actions{display:flex;align-items:center;gap:8px;flex:none}
.icon-btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:44px;
  height:44px;
  border:none;
  border-radius:var(--r-pill);
  background:transparent;
  color:var(--ink);
  cursor:pointer;
  transition:background .2s ease,color .2s ease;
}
.icon-btn svg{width:20px;height:20px}
.icon-btn:hover{background:var(--soft);color:var(--brand)}
.burger{display:none}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  min-height:48px;
  padding:0 26px;
  border:1px solid transparent;
  border-radius:var(--r-pill);
  font-size:15px;
  font-weight:700;
  cursor:pointer;
  transition:transform .22s ease,box-shadow .24s ease,background .2s ease,color .2s ease,filter .2s ease;
}
.btn:hover{text-decoration:none}
.btn:active{transform:translateY(1px)}
.btn-primary{background:var(--grad);color:#fff;box-shadow:var(--shadow-lg)}
.btn-primary:hover{color:#fff;filter:brightness(1.06);box-shadow:0 0 0 4px rgba(110,58,255,.16),var(--shadow-lg)}
.btn-outline{background:#fff;border-color:var(--line);color:var(--ink);box-shadow:var(--shadow-sm)}
.btn-outline:hover{color:var(--brand);border-color:rgba(110,58,255,.35);box-shadow:var(--shadow-lg)}
.btn-light{background:#fff;color:var(--brand);box-shadow:var(--shadow-sm)}
.btn-light:hover{color:var(--brand-dark);box-shadow:0 0 0 4px rgba(255,255,255,.35)}
.btn-ghost-light{background:rgba(255,255,255,.12);border-color:rgba(255,255,255,.42);color:#fff}
.btn-ghost-light:hover{background:rgba(255,255,255,.2);color:#fff}
.btn-sm{min-height:42px;padding:0 18px;font-size:14px}

/* ---------- 通用小件 ---------- */
.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:6px 14px;
  border-radius:var(--r-pill);
  background:#F1EBFF;
  color:var(--brand);
  font-size:12px;
  font-weight:700;
  letter-spacing:.4px;
}
.eyebrow.on-dark{background:rgba(255,255,255,.12);color:#fff}
.tag{
  display:inline-flex;
  align-items:center;
  padding:4px 12px;
  border-radius:var(--r-pill);
  background:var(--soft);
  color:var(--brand);
  font-size:12px;
  font-weight:600;
}

/* ---------- 首屏 ---------- */
.page-hero{padding:36px 0 72px;position:relative;overflow:hidden}
.page-hero::before{
  content:"";
  position:absolute;
  top:-160px;right:-120px;
  width:520px;height:520px;
  border-radius:50%;
  background:radial-gradient(circle,rgba(255,107,138,.18),transparent 68%);
  pointer-events:none;
}
.crumbs{display:flex;align-items:center;gap:8px;font-size:14px;color:var(--muted);margin-bottom:26px;flex-wrap:wrap}
.crumbs a{color:var(--muted)}
.crumbs a:hover{color:var(--brand)}
.crumbs span[aria-current]{color:var(--ink);font-weight:600}
.hero-grid{display:grid;grid-template-columns:7fr 5fr;gap:52px;align-items:center}
.hero-copy h1{font-size:clamp(28px,4vw,44px);line-height:1.15;font-weight:800;margin:16px 0 18px}
.hero-lead{font-size:18px;font-weight:600;color:var(--ink);max-width:34em;margin-bottom:10px}
.hero-text{font-size:16px;color:var(--muted);max-width:36em;margin-bottom:26px}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:32px}
.hero-badges{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;max-width:520px}
.badge-item{
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--r-pill);
  padding:10px 16px;
  box-shadow:var(--shadow-sm);
  display:flex;
  flex-direction:column;
  gap:2px;
}
.badge-item strong{
  font-size:20px;
  font-weight:800;
  line-height:1.1;
  background:var(--grad);
  -webkit-background-clip:text;
  background-clip:text;
  color:transparent;
}
.badge-item span{font-size:12px;color:var(--muted);font-weight:600}
.hero-media{
  position:relative;
  border-radius:var(--r-lg);
  overflow:hidden;
  aspect-ratio:4/5;
  border:8px solid #fff;
  box-shadow:var(--shadow-lg);
  background:var(--soft);
}
.hero-media img{width:100%;height:100%;object-fit:cover}
.hero-media::after{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(180deg,rgba(110,58,255,.18) 0%,rgba(25,20,38,.55) 100%);
  pointer-events:none;
}
.media-tag{
  position:absolute;
  left:18px;top:18px;
  z-index:2;
  padding:6px 14px;
  border-radius:var(--r-pill);
  background:rgba(25,20,38,.62);
  color:#fff;
  font-size:12px;
  font-weight:600;
  -webkit-backdrop-filter:blur(6px);
  backdrop-filter:blur(6px);
}

/* ---------- 对比区 ---------- */
.compare{
  position:relative;
  padding:var(--section-y) 0;
  background:var(--ink);
  overflow:hidden;
}
.compare::before{
  content:"";
  position:absolute;
  inset:0;
  background:
    radial-gradient(620px 320px at 12% 8%,rgba(110,58,255,.5),transparent 70%),
    radial-gradient(520px 280px at 88% 92%,rgba(255,107,138,.34),transparent 72%);
  pointer-events:none;
}
.compare .container{position:relative;z-index:1}
.compare h2{color:#fff;font-size:clamp(22px,2.6vw,30px)}
.compare .section-head p{color:rgba(255,255,255,.66);max-width:640px;margin-top:12px}
.section-head{margin-bottom:8px}
.section-head h2{margin-top:14px}
.compare-board{
  margin-top:38px;
  border:1px solid rgba(255,255,255,.14);
  border-radius:var(--r-lg);
  background:rgba(255,255,255,.04);
  overflow:hidden;
  box-shadow:0 24px 60px -32px rgba(0,0,0,.9);
}
.compare-head,.compare-row{display:grid;grid-template-columns:1.15fr 1fr 1fr 1fr;align-items:stretch}
.compare-head{
  padding:16px 8px;
  font-size:13px;
  font-weight:700;
  letter-spacing:.4px;
  color:rgba(255,255,255,.55);
  border-bottom:1px solid rgba(255,255,255,.12);
}
.compare-head>span{padding:0 16px}
.compare-head .is-featured{
  color:#fff;
  background:linear-gradient(180deg,rgba(110,58,255,.34),rgba(255,107,138,.14));
  border-radius:var(--r-sm);
  margin:-6px 4px;
  padding:6px 16px;
}
.compare-row{border-top:1px solid rgba(255,255,255,.08);transition:background .24s ease}
.compare-row:first-of-type{border-top:none}
.compare-row:hover{background:rgba(110,58,255,.16)}
.cell{padding:22px 16px;font-size:15px;line-height:1.6;color:rgba(255,255,255,.82);display:flex;align-items:center}
.cell.dim{color:#fff;font-weight:700;font-size:15px}
.cell.is-featured{background:linear-gradient(180deg,rgba(110,58,255,.2),rgba(255,107,138,.1));color:#fff}
.compare-note{display:flex;flex-wrap:wrap;gap:12px;margin-top:22px;color:rgba(255,255,255,.6);font-size:14px}
.compare-note span{display:inline-flex;align-items:center;gap:6px}
.dot{width:8px;height:8px;border-radius:50%;background:var(--mint);display:inline-block}

/* ---------- 流程 ---------- */
.flow{padding:var(--section-y) 0}
.flow-list{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px;margin-top:40px;position:relative}
.flow-list::before{
  content:"";
  position:absolute;
  left:0;right:0;top:30px;
  height:2px;
  border-radius:2px;
  background:linear-gradient(90deg,rgba(110,58,255,.4),rgba(255,107,138,.4));
}
.flow-list li{
  position:relative;
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-md);
  padding:24px 20px;
  box-shadow:var(--shadow-sm);
  transition:transform .24s cubic-bezier(.22,.61,.36,1),box-shadow .24s ease,border-color .2s ease;
}
.flow-list li:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);border-color:rgba(110,58,255,.28)}
.flow-num{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:44px;height:44px;
  border-radius:var(--r-pill);
  background:var(--grad);
  color:#fff;
  font-weight:800;
  font-size:15px;
  margin-bottom:16px;
  box-shadow:0 10px 20px -10px rgba(110,58,255,.85);
}
.flow-list h3{font-size:18px;margin-bottom:8px}
.flow-list p{font-size:14px;color:var(--muted);line-height:1.75}

/* ---------- FAQ ---------- */
.faq{padding:0 0 var(--section-y);background:linear-gradient(180deg,rgba(244,239,255,0) 0%,rgba(244,239,255,.72) 100%)}
.faq-wrap{display:grid;grid-template-columns:.82fr 1.18fr;gap:44px;align-items:start}
.faq-media{
  border-radius:var(--r-lg);
  overflow:hidden;
  aspect-ratio:3/4;
  background:var(--soft);
  box-shadow:var(--shadow-lg);
  position:relative;
  border:6px solid #fff;
}
.faq-media img{width:100%;height:100%;object-fit:cover}
.faq-media .media-caption{
  position:absolute;
  left:0;right:0;bottom:0;
  padding:44px 20px 20px;
  color:#fff;
  font-size:14px;
  font-weight:600;
  background:linear-gradient(180deg,transparent,rgba(25,20,38,.82));
}
.faq-panel{
  margin-top:22px;
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  box-shadow:var(--shadow-sm);
  padding:6px 8px;
}
.faq-item{border-bottom:1px solid var(--line)}
.faq-item:last-child{border-bottom:none}
.faq-q{
  width:100%;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  padding:20px 16px;
  border:none;
  border-radius:14px;
  background:transparent;
  text-align:left;
  font-size:17px;
  font-weight:600;
  line-height:1.55;
  color:var(--ink);
  cursor:pointer;
  transition:background .2s ease,color .2s ease;
}
.faq-q:hover{background:var(--soft);color:var(--brand-dark)}
.faq-icon{position:relative;flex:none;width:16px;height:16px;transition:transform .24s ease}
.faq-icon::before,.faq-icon::after{
  content:"";
  position:absolute;
  background:var(--brand);
  border-radius:2px;
}
.faq-icon::before{left:0;right:0;top:7px;height:2px}
.faq-icon::after{top:0;bottom:0;left:7px;width:2px}
.faq-item.is-open .faq-icon{transform:rotate(45deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .24s ease}
.faq-a p{padding:0 16px 22px;font-size:15px;line-height:1.9;color:var(--muted)}

/* ---------- 结论 CTA ---------- */
.outro{padding:0 0 var(--section-y)}
.outro-card{
  position:relative;
  overflow:hidden;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:36px;
  padding:56px;
  border-radius:32px;
  background:var(--grad);
  color:#fff;
  box-shadow:var(--shadow-lg);
}
.outro-card::before{
  content:"";
  position:absolute;
  top:-120px;right:-80px;
  width:380px;height:380px;
  border-radius:50%;
  background:rgba(255,255,255,.16);
  pointer-events:none;
}
.outro-copy{position:relative;z-index:1;max-width:620px}
.outro-copy h2{color:#fff;font-size:clamp(22px,2.6vw,30px);margin:14px 0 12px}
.outro-copy p{color:rgba(255,255,255,.86);font-size:16px;line-height:1.85}
.outro-actions{position:relative;z-index:1;display:flex;flex-wrap:wrap;gap:12px;flex:none}

/* ---------- 页脚 ---------- */
.site-footer{
  position:relative;
  background:var(--ink);
  color:rgba(255,255,255,.8);
  padding:64px 0 28px;
  margin-top:0;
}
.site-footer::before{content:"";position:absolute;top:0;left:0;right:0;height:1px;background:var(--grad)}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.25fr;gap:32px}
.footer-brand p{color:rgba(255,255,255,.66);font-size:14px;line-height:1.85;margin-top:16px;max-width:28em}
.footer-social{display:flex;flex-wrap:wrap;gap:10px;margin-top:20px}
.footer-social a{
  padding:8px 16px;
  border-radius:var(--r-pill);
  border:1px solid rgba(255,255,255,.18);
  color:rgba(255,255,255,.82);
  font-size:13px;
  font-weight:600;
  transition:background .2s ease,color .2s ease,border-color .2s ease;
}
.footer-social a:hover{background:rgba(255,255,255,.1);color:#fff;border-color:rgba(255,255,255,.34);text-decoration:none}
.footer-col h4{font-size:14px;font-weight:600;color:rgba(255,255,255,.55);margin:0 0 16px}
.footer-col ul{display:grid;gap:12px}
.footer-col a{
  position:relative;
  display:inline-block;
  font-size:15px;
  color:rgba(255,255,255,.8);
  padding-left:0;
  transition:color .2s ease,padding-left .2s ease;
}
.footer-col a::before{
  content:"";
  position:absolute;
  left:0;top:50%;
  width:2px;height:14px;
  border-radius:2px;
  background:var(--grad);
  transform:translateY(-50%) scaleY(0);
  transform-origin:center;
  transition:transform .2s ease;
}
.footer-col a:hover{color:#fff;padding-left:12px;text-decoration:none}
.footer-col a:hover::before{transform:translateY(-50%) scaleY(1)}
.footer-contact p{font-size:14px;color:rgba(255,255,255,.7);line-height:1.8;margin-bottom:8px}
.footer-contact span{display:inline-block;margin-top:6px;font-size:13px;color:rgba(255,255,255,.5)}
.footer-bottom{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  flex-wrap:wrap;
  margin-top:46px;
  padding-top:20px;
  border-top:1px solid rgba(255,255,255,.12);
  font-size:13px;
  color:rgba(255,255,255,.55);
}

/* ---------- 响应式 ---------- */
@media (max-width:1024px){
  :root{--section-y:64px;--gap:20px}
  .nav-links a{padding:0 10px;font-size:14px}
  .hero-grid{grid-template-columns:1fr;gap:36px}
  .hero-media{aspect-ratio:16/10;max-width:640px}
  .flow-list{grid-template-columns:repeat(2,minmax(0,1fr))}
  .flow-list::before{display:none}
  .faq-wrap{grid-template-columns:1fr;gap:32px}
  .faq-media{aspect-ratio:16/9;max-width:100%}
  .outro-card{padding:44px;flex-direction:column;align-items:flex-start;gap:24px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
}
@media (max-width:920px){
  .site-header{padding:12px 0}
  .nav-bar{min-height:60px;padding-right:8px}
  .nav-links{
    display:none;
    position:absolute;
    left:0;right:0;
    top:calc(100% + 10px);
    flex-direction:column;
    align-items:stretch;
    gap:4px;
    padding:12px;
    background:#fff;
    border:1px solid var(--line);
    border-radius:24px;
    box-shadow:var(--shadow-lg);
    margin:0;
  }
  .nav-links.is-open{display:flex}
  .nav-links a{width:100%;min-height:48px;font-size:17px;padding:0 16px;border-radius:16px;justify-content:flex-start}
  .nav-links a::after{display:none}
  .nav-links a.is-active{background:var(--soft);color:var(--brand)}
  .nav-actions .btn{display:none}
  .burger{display:inline-flex}
}
@media (max-width:760px){
  .container{padding:0 18px}
  .page-hero{padding:24px 0 52px}
  .hero-badges{grid-template-columns:repeat(2,minmax(0,1fr));max-width:100%}
  .compare-head{display:none}
  .compare-row{grid-template-columns:1fr;gap:10px;padding:16px}
  .compare-row:hover{background:transparent}
  .cell{padding:12px 14px;border-radius:14px;background:rgba(255,255,255,.05);display:block}
  .cell:not(.dim)::before{
    content:attr(data-label);
    display:block;
    font-size:12px;
    font-weight:600;
    color:rgba(255,255,255,.5);
    margin-bottom:4px;
  }
  .cell.dim{background:transparent;padding:4px 4px 8px;font-size:16px}
  .cell.is-featured{background:linear-gradient(135deg,rgba(110,58,255,.34),rgba(255,107,138,.22))}
  .flow-list{grid-template-columns:1fr}
  .faq-q{font-size:16px;padding:18px 12px}
  .faq-a p{padding:0 12px 20px}
  .outro-card{padding:32px 24px;border-radius:26px}
  .outro-actions{width:100%}
  .outro-actions .btn{flex:1 1 auto}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:6px}
}
@media (max-width:520px){
  .hero-actions .btn{width:100%}
  .hero-media{border-width:6px;border-radius:22px}
  .footer-grid{grid-template-columns:1fr}
  .badge-item{padding:9px 14px}
}