/* roulang page: index */
:root{
  --brand-1:#FF5C39;
  --brand-2:#FF3D77;
  --brand-3:#6B3CF0;
  --accent:#14C8B0;
  --ink:#171226;
  --ink-2:#4B4560;
  --line:#E9E4F0;
  --bg:#FAF7F5;
  --bg-soft:#F2EDFF;
  --dark:#16112B;
  --grad:linear-gradient(120deg,#FF5C39 0%,#FF3D77 50%,#6B3CF0 100%);
  --shadow-1:0 6px 18px rgba(23,18,38,.06);
  --shadow-2:0 18px 44px rgba(23,18,38,.10);
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","Microsoft YaHei",-apple-system,"Noto Sans SC",sans-serif;
  font-size:16px;
  line-height:1.85;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit}
button,input{font-family:inherit;font-size:inherit}
ul,ol{list-style:none;margin:0;padding:0}
h1,h2,h3,h4,p{margin:0}
time,.num{font-variant-numeric:tabular-nums}

a:focus-visible,button:focus-visible,input:focus-visible,summary:focus-visible{
  outline:2px solid var(--brand-1);
  outline-offset:2px;
}

.skip-link{
  position:absolute;left:-9999px;top:0;z-index:200;
  background:#fff;color:var(--ink);padding:12px 18px;border-radius:0 0 14px 0;
  text-decoration:none;font-weight:600;
}
.skip-link:focus{left:0}

.container-x{width:100%;max-width:1200px;margin:0 auto;padding:0 20px}
@media(min-width:768px){.container-x{padding:0 32px}}

/* ===== Header ===== */
.site-header{
  position:sticky;top:0;z-index:50;
  background:rgba(250,247,245,.93);
  transition:background .25s ease,box-shadow .25s ease;
}
.site-header::before{
  content:"";position:absolute;left:0;right:0;bottom:0;height:2px;
  background:var(--grad);opacity:0;transition:opacity .25s ease;
}
.site-header.is-scrolled{background:rgba(255,255,255,.96);box-shadow:0 8px 28px rgba(23,18,38,.07)}
.site-header.is-scrolled::before{opacity:.75}

.nav-wrap{display:flex;align-items:center;gap:20px;height:72px}
.logo{display:inline-flex;align-items:center;gap:12px;text-decoration:none;color:var(--ink);min-height:44px}
.logo-mark{
  position:relative;width:32px;height:32px;border-radius:10px;background:var(--grad);
  box-shadow:0 8px 18px rgba(255,61,119,.3);flex:none;
}
.logo-mark::after{content:"";position:absolute;inset:10px;border-radius:4px;background:rgba(255,255,255,.88)}
.logo-text{font-weight:800;font-size:17px;letter-spacing:.3px;white-space:nowrap}

.nav-desktop{display:none;align-items:center;gap:4px}
.nav-link{
  position:relative;display:inline-flex;align-items:center;
  padding:10px 14px;border-radius:12px;
  color:var(--ink-2);font-size:15px;font-weight:500;text-decoration:none;
  transition:color .2s ease,background .2s ease;
  min-height:44px;
}
.nav-link:hover{color:var(--ink);background:var(--bg-soft)}
.nav-link.is-active{color:var(--ink);font-weight:700}
.nav-link.is-active::after{
  content:"";position:absolute;left:50%;bottom:4px;transform:translateX(-50%);
  width:18px;height:3px;border-radius:3px;background:var(--grad);
}
.nav-right{display:flex;align-items:center;gap:12px;margin-left:auto}
.status-pill{
  display:none;align-items:center;gap:8px;height:36px;padding:0 14px;
  border-radius:999px;background:#fff;border:1px solid var(--line);
  font-size:13px;font-weight:600;color:var(--ink-2);
}
.status-pill .dot{
  width:8px;height:8px;border-radius:50%;background:var(--accent);
  box-shadow:0 0 0 4px rgba(20,200,176,.16);
}
.menu-btn{
  display:inline-flex;align-items:center;justify-content:center;
  width:44px;height:44px;border-radius:14px;background:#fff;border:1px solid var(--line);
  cursor:pointer;color:var(--ink);transition:background .2s ease,border-color .2s ease;
}
.menu-btn:hover{background:var(--bg-soft);border-color:#ded4f5}
.menu-btn svg{width:20px;height:20px}

@media(min-width:640px){.status-pill{display:inline-flex}}
@media(min-width:1024px){
  .nav-desktop{display:flex;margin:0 auto}
  .nav-right{margin-left:0}
  .menu-btn{display:none}
}

.mobile-menu{
  position:fixed;inset:0;z-index:49;background:rgba(250,247,245,.99);
  padding:96px 20px 40px;overflow-y:auto;
}
.mobile-menu[hidden]{display:none}
.mobile-group{display:flex;flex-direction:column;gap:10px;max-width:520px;margin:0 auto}
.mobile-link{
  display:flex;align-items:center;justify-content:space-between;
  padding:16px 18px;border-radius:18px;background:#fff;border:1px solid var(--line);
  font-size:16px;font-weight:600;text-decoration:none;color:var(--ink);
  transition:transform .2s ease,box-shadow .2s ease;
}
.mobile-link:hover,.mobile-link:active{transform:translateY(-2px);box-shadow:var(--shadow-1)}
.mobile-link.is-active{border-color:transparent;background-image:var(--grad);color:#fff}
.mobile-note{margin-top:18px;font-size:13px;color:var(--ink-2);text-align:center}

/* ===== Buttons ===== */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:48px;padding:0 24px;border-radius:999px;
  font-size:15px;font-weight:700;text-decoration:none;border:1px solid transparent;
  cursor:pointer;transition:transform .22s ease,box-shadow .22s ease,background .22s ease,border-color .22s ease,color .22s ease;
}
.btn-grad{background-image:var(--grad);color:#fff;box-shadow:0 12px 26px rgba(255,61,119,.28)}
.btn-grad:hover{transform:translateY(-2px);box-shadow:0 18px 34px rgba(255,61,119,.34)}
.btn-grad:active{transform:translateY(0);box-shadow:0 8px 18px rgba(255,61,119,.26)}
.btn-ghost{background:#fff;color:var(--ink);border-color:var(--line)}
.btn-ghost:hover{border-color:#d8cfee;transform:translateY(-2px);box-shadow:var(--shadow-1)}
.btn-ghost:active{transform:translateY(0)}
.btn-sm{min-height:42px;padding:0 18px;font-size:14px}

.link-more{
  display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:700;
  color:var(--ink);text-decoration:none;border-bottom:2px solid var(--brand-2);
  padding-bottom:2px;transition:color .2s ease,border-color .2s ease;
}
.link-more:hover{color:var(--brand-2);border-color:var(--accent)}

/* ===== Hero ===== */
.hero{position:relative;overflow:hidden;padding:48px 0 56px}
.hero-bg{
  position:absolute;inset:0;
  background-image:url(/assets/images/backpic/back-1.webp);
  background-size:cover;background-position:center;
}
.hero-bg::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(250,247,245,.94) 0%,rgba(250,247,245,.97) 60%,rgba(250,247,245,1) 100%);
}
.hero-inner{position:relative;z-index:1}
.hero-grid{display:grid;gap:44px}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:700;letter-spacing:.6px;color:var(--brand-2);
}
.eyebrow::before{content:"";width:22px;height:2px;border-radius:2px;background:var(--grad)}
h1.hero-title{
  margin-top:16px;
  font-size:clamp(30px,5vw,52px);
  line-height:1.16;
  font-weight:800;
  letter-spacing:-.4px;
}
.grad-text{
  background-image:var(--grad);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero-sub{margin-top:18px;font-size:16px;line-height:1.9;color:var(--ink-2);max-width:560px}
.hero-actions{margin-top:28px;display:flex;flex-wrap:wrap;gap:12px}

.countdown{margin-top:32px;display:flex;flex-wrap:wrap;gap:12px;align-items:flex-end}
.cd-cell{
  min-width:72px;padding:10px 12px;border-radius:16px;background:#fff;
  border:1px solid rgba(20,200,176,.4);
  box-shadow:0 10px 24px rgba(20,200,176,.12);text-align:center;
}
.cd-num{display:block;font-size:24px;font-weight:800;line-height:1.2;color:var(--ink);font-variant-numeric:tabular-nums}
.cd-label{display:block;font-size:12px;color:var(--ink-2);margin-top:2px}
.cd-note{font-size:13px;color:var(--ink-2);padding-bottom:8px}
.countdown.is-live .cd-cell{background-image:var(--grad);border-color:transparent;box-shadow:0 12px 26px rgba(255,61,119,.3)}
.countdown.is-live .cd-num,.countdown.is-live .cd-label{color:#fff}

.hero-card{
  position:relative;border-radius:28px;overflow:hidden;background:#fff;
  border:1px solid var(--line);box-shadow:var(--shadow-2);
}
.hero-media{position:relative;aspect-ratio:16/9;overflow:hidden}
.hero-media img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease}
.hero-card:hover .hero-media img{transform:scale(1.03)}
.hero-media::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(23,18,38,0) 40%,rgba(23,18,38,.55) 100%);
}
.hero-tag{
  position:absolute;top:16px;left:16px;z-index:2;
  display:inline-flex;align-items:center;height:30px;padding:0 14px;border-radius:999px;
  background:rgba(255,255,255,.92);color:var(--brand-3);font-size:13px;font-weight:700;
}
.hero-live{
  position:absolute;top:16px;right:16px;z-index:2;
  display:inline-flex;align-items:center;gap:7px;height:30px;padding:0 14px;border-radius:999px;
  background:rgba(23,18,38,.7);color:#fff;font-size:13px;font-weight:600;
}
.hero-live .dot{width:7px;height:7px;border-radius:50%;background:var(--accent);box-shadow:0 0 0 4px rgba(20,200,176,.25)}
.hero-body{padding:22px 24px 24px}
.hero-body h2{font-size:20px;font-weight:800;line-height:1.45}
.hero-body p{margin-top:8px;font-size:14px;color:var(--ink-2)}
.hero-meta{margin-top:16px;display:flex;flex-wrap:wrap;gap:8px}
.chip{
  display:inline-flex;align-items:center;height:28px;padding:0 12px;border-radius:999px;
  font-size:13px;font-weight:600;background:var(--bg-soft);color:var(--brand-3);
}
.chip-mint{background:rgba(20,200,176,.12);color:#0E9C89}
.chip-warm{background:rgba(255,92,57,.1);color:#D9431F}

@media(min-width:1024px){
  .hero{padding:72px 0 88px}
  .hero-grid{grid-template-columns:1fr 1fr;gap:56px;align-items:center}
}

/* ===== Sections ===== */
.section{padding:56px 0}
@media(min-width:1024px){.section{padding:96px 0}}
.section-tight{padding:44px 0}
.bg-soft-block{background:var(--bg-soft)}
.bg-white-block{background:#fff}
.section-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:32px}
.section-head h2{
  margin-top:10px;font-size:clamp(24px,3.2vw,34px);line-height:1.28;font-weight:800;letter-spacing:-.3px;
}
.section-sub{margin-top:10px;font-size:15px;color:var(--ink-2);max-width:620px}

/* ===== Stat strip ===== */
.stat-strip{
  display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;
  padding:20px;border-radius:28px;background:#fff;border:1px solid var(--line);
  box-shadow:var(--shadow-1);
}
@media(min-width:768px){.stat-strip{grid-template-columns:repeat(4,minmax(0,1fr));gap:16px;padding:26px 28px}}
.stat-item{display:flex;flex-direction:column;gap:2px;padding:8px 4px}
.stat-num{
  font-size:clamp(24px,3vw,32px);font-weight:800;line-height:1.1;
  background-image:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;
  font-variant-numeric:tabular-nums;
}
.stat-label{font-size:13px;color:var(--ink-2)}

/* ===== Timeline ===== */
.timeline{position:relative;padding-left:26px}
.timeline::before{
  content:"";position:absolute;left:6px;top:8px;bottom:8px;width:2px;
  background:linear-gradient(180deg,rgba(255,92,57,.5),rgba(107,60,240,.25),rgba(20,200,176,.4));
  border-radius:2px;
}
.tl-item{position:relative;padding:0 0 26px 0}
.tl-item:last-child{padding-bottom:0}
.tl-dot{
  position:absolute;left:-26px;top:6px;width:14px;height:14px;border-radius:50%;
  background:#fff;border:3px solid var(--brand-2);
}
.tl-item.is-now .tl-dot{border-color:var(--accent);box-shadow:0 0 0 5px rgba(20,200,176,.16)}
.tl-time{font-size:18px;font-weight:800;font-variant-numeric:tabular-nums}
.tl-label{display:inline-flex;margin-left:10px;height:24px;align-items:center;padding:0 10px;border-radius:999px;background:var(--bg-soft);color:var(--brand-3);font-size:12px;font-weight:700;vertical-align:middle}
.tl-item p{margin-top:4px;font-size:14px;color:var(--ink-2)}

/* ===== Stack cards ===== */
.stack{display:flex;flex-direction:column;gap:18px}
.stack-card{
  display:grid;gap:0;border-radius:28px;overflow:hidden;background:#fff;
  border:1px solid var(--line);box-shadow:var(--shadow-1);
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.stack-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-2);border-color:#ded4f5}
.stack-media{position:relative;aspect-ratio:16/9;overflow:hidden}
.stack-media img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease}
.stack-card:hover .stack-media img{transform:scale(1.03)}
.stack-media::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(23,18,38,0) 55%,rgba(23,18,38,.45) 100%)}
.stack-tag{
  position:absolute;left:16px;top:16px;z-index:2;height:28px;padding:0 12px;border-radius:999px;
  display:inline-flex;align-items:center;background:rgba(255,255,255,.92);
  font-size:12px;font-weight:700;color:var(--brand-2);
}
.stack-body{padding:20px 22px 22px}
.stack-body h3{font-size:19px;font-weight:800;line-height:1.5}
.stack-body p{margin-top:8px;font-size:14px;color:var(--ink-2)}
.stack-foot{margin-top:16px;display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap}
.stack-time{font-size:13px;color:var(--ink-2);font-weight:600;font-variant-numeric:tabular-nums}

@media(min-width:1024px){
  .stack-card{grid-template-columns:280px 1fr;align-items:stretch}
  .stack-media{aspect-ratio:auto;height:100%;min-height:180px}
}

/* ===== Alternating highlight cards ===== */
.hl-list{display:flex;flex-direction:column;gap:20px}
.hl-card{
  display:grid;gap:0;border-radius:28px;overflow:hidden;background:#fff;border:1px solid var(--line);
  box-shadow:var(--shadow-1);transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.hl-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-2);border-color:#ded4f5}
.hl-media{position:relative;aspect-ratio:16/9;overflow:hidden}
.hl-media img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease}
.hl-card:hover .hl-media img{transform:scale(1.03)}
.hl-media::after{content:"";position:absolute;inset:0;background:linear-gradient(140deg,rgba(255,92,57,.16),rgba(107,60,240,.18))}
.hl-num{
  position:absolute;right:16px;bottom:16px;z-index:2;
  width:44px;height:44px;border-radius:14px;display:flex;align-items:center;justify-content:center;
  background:rgba(255,255,255,.94);font-weight:800;font-size:16px;color:var(--brand-3);
  font-variant-numeric:tabular-nums;
}
.hl-body{padding:24px}
.hl-body h3{font-size:20px;font-weight:800;line-height:1.5}
.hl-body p{margin-top:10px;font-size:15px;color:var(--ink-2)}
.hl-points{margin-top:16px;display:flex;flex-wrap:wrap;gap:8px}
.hl-body .btn{margin-top:20px}

@media(min-width:900px){
  .hl-card{grid-template-columns:1.05fr 1fr;align-items:stretch}
  .hl-media{aspect-ratio:auto;height:100%;min-height:260px}
  .hl-card.is-reverse .hl-media{order:2}
  .hl-card.is-reverse .hl-body{order:1}
}

/* ===== News list (CMS) ===== */
.lead-card{
  display:block;height:100%;border-radius:28px;overflow:hidden;background:#fff;
  border:1px solid var(--line);box-shadow:var(--shadow-1);text-decoration:none;
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.lead-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-2);border-color:#ded4f5}
.lead-media{position:relative;aspect-ratio:16/9;overflow:hidden}
.lead-media img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease}
.lead-card:hover .lead-media img{transform:scale(1.03)}
.lead-media::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(23,18,38,0) 55%,rgba(23,18,38,.4) 100%)}
.lead-body{padding:22px 24px 26px}
.lead-body h3{margin-top:12px;font-size:21px;font-weight:800;line-height:1.5;color:var(--ink)}
.lead-body p{margin-top:10px;font-size:14px;color:var(--ink-2)}
.lead-body p.clamp-2{display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.meta-line{margin-top:16px;display:flex;align-items:center;justify-content:space-between;font-size:13px;color:var(--ink-2);font-weight:600}
.meta-line .arrow{font-size:16px;color:var(--brand-2)}

.news-list{display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);border-radius:28px;box-shadow:var(--shadow-1);overflow:hidden}
.news-list li + li{border-top:1px solid var(--line)}
.news-list li a{
  display:grid;grid-template-columns:1fr;gap:6px;padding:18px 22px;text-decoration:none;
  transition:background .2s ease;
}
.news-list li a:hover{background:var(--bg-soft)}
.news-time{font-size:13px;color:#8C84A6;font-variant-numeric:tabular-nums;font-weight:600}
.news-main strong{display:block;font-size:16px;font-weight:700;color:var(--ink);line-height:1.6}
.news-main em{display:block;margin-top:4px;font-style:normal;font-size:13px;color:var(--ink-2);
  display:-webkit-box;-webkit-line-clamp:1;-webkit-box-orient:vertical;overflow:hidden}
.news-cat{font-size:12px;font-weight:700;color:var(--brand-3)}
@media(min-width:768px){
  .news-list li a{grid-template-columns:112px 1fr auto;align-items:center;gap:18px;padding:20px 24px}
  .news-main em{margin-top:2px}
}
.news-empty{padding:26px 24px;font-size:14px;color:var(--ink-2)}

.empty-state{
  border-radius:28px;border:1px dashed #D9D0EE;background:#fff;
  padding:48px 24px;text-align:center;box-shadow:var(--shadow-1);
}
.empty-state p{font-size:15px;color:var(--ink-2)}

/* ===== Subscribe panel ===== */
.sub-panel{
  display:grid;gap:28px;padding:32px 26px;border-radius:32px;
  background-image:linear-gradient(120deg,rgba(255,92,57,.1),rgba(107,60,240,.1));
  border:1px solid var(--line);box-shadow:var(--shadow-1);
}
@media(min-width:768px){.sub-panel{padding:44px 40px}}
@media(min-width:1024px){.sub-panel{grid-template-columns:1fr 1fr;gap:48px;align-items:center;padding:52px 48px}}
.sub-panel h2{font-size:clamp(23px,3vw,30px);font-weight:800;line-height:1.35}
.sub-panel p{margin-top:12px;font-size:15px;color:var(--ink-2)}
.sub-form{display:flex;flex-direction:column;gap:14px}
.sub-field{display:flex;flex-direction:column;gap:8px}
.sub-input{
  height:50px;border-radius:16px;border:1px solid var(--line);background:#fff;
  padding:0 18px;font-size:15px;color:var(--ink);width:100%;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.sub-input::placeholder{color:#A79FBE}
.sub-input:focus{outline:none;border-color:var(--brand-1);box-shadow:0 0 0 4px rgba(255,92,57,.16)}
.sub-check{display:flex;gap:10px;align-items:flex-start;font-size:13px;color:var(--ink-2);line-height:1.7}
.sub-check input{width:18px;height:18px;margin-top:3px;accent-color:var(--brand-2);flex:none}
.sub-msg{font-size:13px;font-weight:600;color:var(--accent);min-height:18px}
.sub-msg.is-error{color:#E5484D}

/* ===== FAQ ===== */
.faq-list{display:flex;flex-direction:column;gap:14px;max-width:900px;margin:0 auto}
.faq-item{
  border-radius:20px;background:#fff;border:1px solid var(--line);
  box-shadow:var(--shadow-1);overflow:hidden;transition:box-shadow .22s ease,border-color .22s ease;
}
.faq-item:hover{box-shadow:var(--shadow-2)}
.faq-item[open]{border-color:#ded4f5}
.faq-item summary{
  position:relative;cursor:pointer;list-style:none;
  padding:20px 60px 20px 22px;font-size:16px;font-weight:700;color:var(--ink);
  min-height:44px;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
  content:"";position:absolute;right:24px;top:50%;width:14px;height:14px;
  margin-top:-7px;border-right:2px solid var(--brand-2);border-bottom:2px solid var(--brand-2);
  transform:rotate(45deg);transition:transform .25s ease;
}
.faq-item[open] summary::after{transform:rotate(-135deg)}
.faq-item[open] summary::before{
  content:"";position:absolute;left:0;top:14px;bottom:14px;width:4px;border-radius:4px;background:var(--grad);
}
.faq-answer{padding:0 24px 22px 22px;font-size:15px;color:var(--ink-2)}

/* ===== Bottom CTA ===== */
.cta-band{
  position:relative;overflow:hidden;border-radius:32px;background:var(--dark);
  padding:44px 26px;text-align:center;
}
.cta-band::before{
  content:"";position:absolute;inset:0;opacity:.3;
  background-image:url(/assets/images/backpic/back-2.png);
  background-size:cover;background-position:center;
}
.cta-band::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(120deg,rgba(255,92,57,.28),rgba(107,60,240,.34));
}
.cta-inner{position:relative;z-index:2;max-width:680px;margin:0 auto}
.cta-band h2{font-size:clamp(24px,3.2vw,32px);font-weight:800;color:#fff;line-height:1.35}
.cta-band p{margin-top:14px;font-size:15px;color:rgba(255,255,255,.82)}
.cta-actions{margin-top:26px;display:flex;flex-wrap:wrap;gap:12px;justify-content:center}
.btn-white{background:#fff;color:var(--ink)}
.btn-white:hover{transform:translateY(-2px);box-shadow:0 16px 32px rgba(0,0,0,.25)}
.btn-outline-w{background:transparent;color:#fff;border-color:rgba(255,255,255,.5)}
.btn-outline-w:hover{background:rgba(255,255,255,.12);transform:translateY(-2px)}
@media(min-width:1024px){.cta-band{padding:72px 48px}}

/* ===== Footer ===== */
.site-footer{background:var(--dark);color:#C7BFE0;padding:60px 0 26px;margin-top:0}
.footer-grid{display:grid;gap:32px}
@media(min-width:768px){.footer-grid{grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:36px}}
.footer-brand{display:inline-flex;align-items:center;gap:12px;text-decoration:none;color:#fff;margin-bottom:16px}
.footer-brand .logo-mark{width:30px;height:30px}
.footer-brand span.txt{font-weight:800;font-size:16px}
.site-footer p{font-size:14px;line-height:1.9;color:#A79FC4}
.footer-title{font-size:13px;font-weight:700;letter-spacing:.6px;color:#fff;margin-bottom:16px}
.footer-links{display:flex;flex-direction:column;gap:10px}
.footer-links a{
  font-size:14px;color:#B9B1D6;text-decoration:none;transition:color .2s ease,transform .2s ease;
  display:inline-block;
}
.footer-links a:hover{color:var(--accent);transform:translateX(3px)}
.footer-bottom{
  margin-top:44px;padding-top:22px;border-top:1px solid rgba(255,255,255,.1);
  display:flex;flex-wrap:wrap;gap:12px;align-items:center;justify-content:space-between;
  font-size:13px;color:#8E86AD;
}
.to-top{
  display:inline-flex;align-items:center;gap:8px;height:42px;padding:0 18px;border-radius:999px;
  background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.16);color:#fff;
  font-size:13px;font-weight:600;text-decoration:none;cursor:pointer;
  transition:background .2s ease,transform .2s ease;
}
.to-top:hover{background:rgba(255,255,255,.16);transform:translateY(-2px)}

/* roulang page: article */
:root{
  --brand-1:#FF5C39;
  --brand-2:#FF3D77;
  --brand-3:#6B3CF0;
  --accent:#14C8B0;
  --ink:#171226;
  --ink-2:#4B4560;
  --ink-3:#7A7490;
  --line:#E9E4F0;
  --bg:#FAF7F5;
  --bg-soft:#F2EDFF;
  --dark:#16112B;
  --grad:linear-gradient(120deg,#FF5C39 0%,#FF3D77 50%,#6B3CF0 100%);
  --shadow-1:0 6px 18px rgba(23,18,38,.06);
  --shadow-2:0 18px 44px rgba(23,18,38,.10);
  --r-sm:14px;
  --r-md:20px;
  --r-lg:28px;
  --r-pill:999px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","Microsoft YaHei",-apple-system,"Noto Sans SC",sans-serif;
  background:var(--bg);
  color:var(--ink);
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none;transition:color .2s ease,background-color .2s ease,opacity .2s ease}
button{font-family:inherit;cursor:pointer}
:focus-visible{outline:2px solid var(--brand-1);outline-offset:3px;border-radius:6px}
.container-x{width:100%;max-width:1200px;margin:0 auto;padding:0 20px}
@media (min-width:768px){.container-x{padding:0 32px}}
.mono{font-variant-numeric:tabular-nums}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:50;
  background:rgba(250,247,245,.94);
  border-bottom:1px solid transparent;
  transition:background-color .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.site-header.is-scrolled{
  background:rgba(255,255,255,.96);
  border-bottom-color:var(--line);
  box-shadow:0 6px 24px rgba(23,18,38,.06);
}
.nav-wrap{display:flex;align-items:center;gap:14px;height:72px}
.logo{display:flex;align-items:center;gap:10px;flex:none}
.logo-mark{
  width:32px;height:32px;border-radius:10px;
  background:var(--grad);
  position:relative;flex:none;
  box-shadow:0 6px 14px rgba(255,61,119,.28);
}
.logo-mark::after{
  content:"";position:absolute;left:11px;top:9px;
  width:0;height:0;border-left:11px solid rgba(255,255,255,.92);
  border-top:7px solid transparent;border-bottom:7px solid transparent;
}
.logo-text{font-size:17px;font-weight:800;letter-spacing:.2px;white-space:nowrap}
.nav-desktop{display:none;align-items:center;gap:4px;margin-left:14px}
@media (min-width:1024px){.nav-desktop{display:flex}}
.nav-link{
  position:relative;padding:9px 14px;border-radius:var(--r-pill);
  font-size:15px;color:var(--ink-2);
}
.nav-link:hover{color:var(--ink);background:var(--bg-soft)}
.nav-link.is-active{color:var(--ink);font-weight:700}
.nav-link.is-active::after{
  content:"";position:absolute;left:50%;bottom:1px;
  transform:translateX(-50%);
  width:18px;height:3px;border-radius:var(--r-pill);
  background:var(--grad);
}
.nav-right{margin-left:auto;display:flex;align-items:center;gap:10px}
.status-pill{
  display:none;align-items:center;gap:7px;
  padding:7px 13px;border-radius:var(--r-pill);
  background:#fff;border:1px solid var(--line);
  font-size:13px;color:var(--ink-2);
}
@media (min-width:1024px){.status-pill{display:inline-flex}}
.dot{
  width:7px;height:7px;border-radius:50%;background:var(--accent);
  box-shadow:0 0 0 0 rgba(20,200,176,.55);
  animation:pulse 2.2s infinite;
}
@keyframes pulse{
  0%{box-shadow:0 0 0 0 rgba(20,200,176,.5)}
  70%{box-shadow:0 0 0 9px rgba(20,200,176,0)}
  100%{box-shadow:0 0 0 0 rgba(20,200,176,0)}
}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:11px 22px;border:0;
  border-radius:var(--r-pill);
  font-size:15px;font-weight:700;
  transition:transform .22s ease,box-shadow .22s ease,filter .22s ease,background-color .22s ease;
}
.btn-grad{background:var(--grad);color:#fff;box-shadow:0 10px 24px rgba(255,61,119,.24)}
.btn-grad:hover{filter:brightness(1.06);transform:translateY(-2px);box-shadow:0 16px 32px rgba(107,60,240,.26)}
.btn-grad:active{transform:translateY(0)}
.btn-ghost{background:#fff;color:var(--ink);border:1px solid var(--line);box-shadow:var(--shadow-1)}
.btn-ghost:hover{border-color:#D9D1EA;transform:translateY(-2px);box-shadow:var(--shadow-2)}
.btn-sm{min-height:40px;padding:9px 18px;font-size:14px}
.menu-btn{
  display:inline-flex;align-items:center;justify-content:center;
  width:44px;height:44px;border-radius:var(--r-sm);
  background:#fff;border:1px solid var(--line);color:var(--ink);
}
.menu-btn svg{width:22px;height:22px}
.menu-btn:hover{background:var(--bg-soft)}
@media (min-width:1024px){.menu-btn{display:none}}

.mobile-menu{
  position:fixed;inset:0;z-index:60;display:none;
  background:rgba(23,18,38,.42);
}
.mobile-menu.is-open{display:block}
.mobile-panel{
  position:absolute;right:14px;top:14px;left:14px;
  max-width:420px;margin-left:auto;
  background:#fff;border-radius:var(--r-lg);
  padding:20px;box-shadow:var(--shadow-2);
  animation:panelIn .26s ease;
}
@keyframes panelIn{from{opacity:0;transform:translateY(-10px)}to{opacity:1;transform:none}}
.mobile-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:14px}
.mobile-head .t{font-weight:800;font-size:16px}
.mobile-close{
  width:40px;height:40px;border-radius:var(--r-sm);
  border:1px solid var(--line);background:#fff;font-size:18px;color:var(--ink-2);
}
.mobile-nav{display:flex;flex-direction:column;gap:6px;margin-bottom:16px}
.mobile-link{
  display:flex;align-items:center;justify-content:space-between;
  padding:13px 16px;border-radius:var(--r-sm);
  background:var(--bg);font-size:15px;font-weight:600;color:var(--ink);
}
.mobile-link:hover{background:var(--bg-soft)}
.mobile-link.is-active{background:var(--bg-soft);color:var(--brand-3)}
.mobile-foot .btn{width:100%}

/* ---------- page head ---------- */
.page-shell{padding:34px 0 0}
@media (min-width:1024px){.page-shell{padding:52px 0 0}}
.breadcrumb{
  display:flex;align-items:center;flex-wrap:wrap;gap:8px;
  font-size:13.5px;color:var(--ink-3);margin-bottom:18px;
}
.breadcrumb a:hover{color:var(--brand-3)}
.breadcrumb .sep{color:#C9C2DA}
.breadcrumb .current{color:var(--ink-2)}
.cat-tag{
  display:inline-flex;align-items:center;gap:7px;
  padding:6px 14px;border-radius:var(--r-pill);
  background:var(--bg-soft);color:var(--brand-3);
  font-size:13px;font-weight:700;letter-spacing:.4px;
}
.cat-tag::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--grad)}
.article-title{
  margin:16px 0 18px;
  font-size:clamp(28px,4.4vw,42px);
  line-height:1.28;
  font-weight:800;
  letter-spacing:-.4px;
  max-width:22em;
}
.article-meta{
  display:flex;flex-wrap:wrap;align-items:center;gap:10px 18px;
  font-size:13.5px;color:var(--ink-3);
  padding-bottom:20px;
  border-bottom:1px solid var(--line);
}
.meta-item{display:inline-flex;align-items:center;gap:6px}
.meta-item .k{color:#B7B0C7}
.share-row{margin-left:auto;display:flex;align-items:center;gap:8px}
.share-btn{
  min-height:38px;padding:7px 14px;
  border-radius:var(--r-pill);
  border:1px solid var(--line);background:#fff;
  font-size:13px;color:var(--ink-2);
  transition:all .2s ease;
}
.share-btn:hover{border-color:#D9D1EA;color:var(--brand-3);transform:translateY(-1px);box-shadow:var(--shadow-1)}

/* ---------- article layout ---------- */
.article-grid{
  display:grid;grid-template-columns:minmax(0,1fr);
  gap:36px;
  padding-bottom:20px;
}
@media (min-width:1024px){
  .article-grid{grid-template-columns:minmax(0,760px) 262px;gap:52px;align-items:start}
}
.cover-figure{
  margin:26px 0 30px;border-radius:var(--r-lg);overflow:hidden;
  box-shadow:var(--shadow-2);position:relative;background:var(--bg-soft);
}
.cover-figure img{width:100%;aspect-ratio:16/9;object-fit:cover}
.cover-figure figcaption{
  padding:12px 18px;font-size:13px;color:var(--ink-2);
  background:#fff;border-top:1px solid var(--line);
}
.article-body{font-size:16.5px;line-height:1.9;color:#2C2740;word-break:break-word}
.article-body>*:first-child{margin-top:0}
.article-body p{margin:0 0 20px}
.article-body h2{
  margin:2.1em 0 .75em;
  font-size:clamp(22px,2.6vw,28px);
  line-height:1.35;font-weight:800;color:var(--ink);
  padding-left:16px;position:relative;
}
.article-body h2::before{
  content:"";position:absolute;left:0;top:.18em;bottom:.18em;
  width:5px;border-radius:var(--r-pill);background:var(--grad);
}
.article-body h3{margin:1.7em 0 .6em;font-size:20px;line-height:1.45;font-weight:700;color:var(--ink)}
.article-body h4{margin:1.4em 0 .5em;font-size:17px;font-weight:700;color:var(--ink-2)}
.article-body ul,.article-body ol{margin:0 0 20px;padding-left:1.35em}
.article-body li{margin-bottom:8px}
.article-body ul li::marker{color:var(--brand-2)}
.article-body ol li::marker{color:var(--brand-3);font-weight:700}
.article-body blockquote{
  margin:24px 0;padding:18px 22px;
  border-left:4px solid var(--brand-2);
  background:var(--bg-soft);border-radius:0 var(--r-md) var(--r-md) 0;
  color:var(--ink-2);font-size:15.5px;
}
.article-body blockquote p:last-child{margin-bottom:0}
.article-body a{
  color:var(--ink);border-bottom:2px solid #FFD3C4;
  padding-bottom:1px;
}
.article-body a:hover{border-bottom-color:var(--brand-2)}
.article-body img{border-radius:var(--r-md);margin:24px 0;box-shadow:var(--shadow-1)}
.article-body figure{margin:24px 0}
.article-body figure img{margin:0}
.article-body figcaption{margin-top:10px;font-size:13px;color:var(--ink-3);text-align:center}
.article-body table{
  width:100%;border-collapse:collapse;margin:24px 0;
  font-size:15px;background:#fff;border-radius:var(--r-md);overflow:hidden;
  box-shadow:var(--shadow-1);
}
.article-body th,.article-body td{padding:12px 14px;border-bottom:1px solid var(--line);text-align:left}
.article-body th{background:var(--bg-soft);font-weight:700;color:var(--ink)}
.article-body tr:last-child td{border-bottom:0}
.article-body code{
  background:#F4F1FA;border-radius:6px;padding:2px 7px;
  font-size:14px;color:var(--brand-3);
}
.article-body pre{
  background:var(--dark);color:#EDE9FA;border-radius:var(--r-md);
  padding:18px 20px;overflow:auto;font-size:14px;line-height:1.7;margin:24px 0;
}
.article-body pre code{background:none;color:inherit;padding:0}
.article-body hr{border:0;border-top:1px solid var(--line);margin:32px 0}
.not-found{
  background:#fff;border:1px dashed #DCD5EC;border-radius:var(--r-lg);
  padding:44px 26px;text-align:center;box-shadow:var(--shadow-1);
}
.not-found .big{font-size:20px;font-weight:800;margin-bottom:10px}
.not-found p{color:var(--ink-2);font-size:15px;margin:0 0 20px}
.tag-row{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin:36px 0 0;padding-top:22px;border-top:1px solid var(--line)}
.tag-row .label{font-size:13px;color:var(--ink-3)}
.tag{
  display:inline-flex;padding:7px 15px;border-radius:var(--r-pill);
  background:#fff;border:1px solid var(--line);
  font-size:13px;color:var(--ink-2);
}
.tag:hover{border-color:#D9D1EA;color:var(--brand-3);transform:translateY(-1px);box-shadow:var(--shadow-1)}

/* ---------- toc ---------- */
.toc-aside{display:none}
@media (min-width:1024px){
  .toc-aside{display:block;position:sticky;top:96px}
}
.toc-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  padding:20px 20px 16px;box-shadow:var(--shadow-1);
}
.toc-title{
  display:flex;align-items:center;gap:8px;
  font-size:14px;font-weight:800;color:var(--ink);margin-bottom:12px;
}
.toc-title::before{content:"";width:6px;height:16px;border-radius:var(--r-pill);background:var(--grad)}
.toc-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:3px}
.toc-list a{
  display:block;padding:7px 10px;border-radius:10px;
  font-size:13.5px;color:var(--ink-2);line-height:1.55;
  border-left:2px solid transparent;
}
.toc-list a:hover{background:var(--bg-soft);color:var(--brand-3)}
.toc-list a.is-current{background:var(--bg-soft);color:var(--brand-3);font-weight:700;border-left-color:var(--brand-2)}
.toc-empty{font-size:13px;color:var(--ink-3);line-height:1.7}
.toc-side-card{
  margin-top:16px;border-radius:var(--r-lg);overflow:hidden;
  position:relative;background:var(--dark);color:#fff;
}
.toc-side-card img{width:100%;aspect-ratio:16/10;object-fit:cover;opacity:.72}
.toc-side-card .body{padding:16px 18px 20px}
.toc-side-card .body h3{font-size:15px;font-weight:800;margin:0 0 8px;color:#fff}
.toc-side-card .body p{font-size:13px;color:#C8C2DD;margin:0 0 14px;line-height:1.7}

/* ---------- prev next ---------- */
.nav-cards{
  display:grid;grid-template-columns:1fr;gap:18px;
  padding:10px 0 6px;
}
@media (min-width:768px){.nav-cards{grid-template-columns:1fr 1fr}}
.nav-card{
  display:block;background:#fff;border:1px solid var(--line);
  border-radius:var(--r-lg);padding:22px 24px;
  box-shadow:var(--shadow-1);position:relative;overflow:hidden;
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.nav-card::after{
  content:"";position:absolute;left:0;right:0;top:0;height:3px;
  background:var(--grad);opacity:0;transition:opacity .22s ease;
}
.nav-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-2);border-color:#E2DAF3}
.nav-card:hover::after{opacity:1}
.nav-card .k{font-size:12.5px;color:var(--ink-3);letter-spacing:.6px}
.nav-card .t{margin-top:8px;font-size:17px;font-weight:800;line-height:1.5}
.nav-card .d{margin-top:8px;font-size:14px;color:var(--ink-2);line-height:1.7}
.nav-card.next{text-align:right}

/* ---------- sections ---------- */
.section-pad{padding:64px 0}
@media (min-width:1024px){.section-pad{padding:88px 0}}
.sec-head{max-width:720px;margin-bottom:34px}
.sec-eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:800;letter-spacing:1.2px;
  color:var(--brand-2);text-transform:uppercase;
}
.sec-eyebrow::before{content:"";width:22px;height:2px;border-radius:2px;background:var(--grad)}
.sec-title{
  margin:12px 0 10px;
  font-size:clamp(24px,3.2vw,34px);
  font-weight:800;line-height:1.28;letter-spacing:-.3px;
}
.sec-desc{margin:0;color:var(--ink-2);font-size:15.5px}

.related-grid{display:grid;grid-template-columns:1fr;gap:22px}
@media (min-width:640px){.related-grid{grid-template-columns:repeat(2,1fr)}}
@media (min-width:1024px){.related-grid{grid-template-columns:repeat(3,1fr)}}
.rel-card{
  display:flex;flex-direction:column;overflow:hidden;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  box-shadow:var(--shadow-1);
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.rel-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-2);border-color:#E2DAF3}
.rel-thumb{position:relative;overflow:hidden}
.rel-thumb img{width:100%;aspect-ratio:16/9;object-fit:cover;transition:transform .45s ease}
.rel-card:hover .rel-thumb img{transform:scale(1.04)}
.rel-thumb .badge{
  position:absolute;left:12px;top:12px;
  padding:5px 12px;border-radius:var(--r-pill);
  background:rgba(22,17,43,.72);color:#fff;
  font-size:12px;font-weight:700;
}
.rel-body{padding:20px 22px 22px;display:flex;flex-direction:column;flex:1}
.rel-body h3{margin:0 0 10px;font-size:17.5px;font-weight:800;line-height:1.5}
.rel-body p{margin:0 0 16px;font-size:14px;color:var(--ink-2);line-height:1.75}
.rel-body .more{margin-top:auto;font-size:14px;font-weight:700;color:var(--brand-3);display:inline-flex;align-items:center;gap:6px}
.rel-card:hover .more{gap:10px}

.cta-band{
  border-radius:var(--r-lg);
  background:radial-gradient(120% 140% at 12% 0%,#3A2A6E 0%,#1D1638 45%,#16112B 100%);
  color:#fff;padding:44px 26px;position:relative;overflow:hidden;
}
@media (min-width:1024px){.cta-band{padding:60px 56px}}
.cta-band::before{
  content:"";position:absolute;right:-90px;top:-90px;width:320px;height:320px;
  border-radius:50%;background:var(--grad);opacity:.34;filter:blur(20px);
}
.cta-inner{position:relative;display:grid;grid-template-columns:1fr;gap:28px;align-items:center}
@media (min-width:1024px){.cta-inner{grid-template-columns:1.05fr .95fr;gap:44px}}
.cta-inner h2{margin:0 0 12px;font-size:clamp(23px,3vw,32px);font-weight:800;line-height:1.3;color:#fff}
.cta-inner p{margin:0;color:#CFC8E6;font-size:15px;line-height:1.85}
.cta-points{list-style:none;margin:18px 0 0;padding:0;display:flex;flex-wrap:wrap;gap:10px}
.cta-points li{
  font-size:13px;padding:6px 14px;border-radius:var(--r-pill);
  background:rgba(255,255,255,.10);border:1px solid rgba(255,255,255,.16);color:#EDE9FA;
}
.form-panel{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.14);border-radius:var(--r-lg);padding:22px}
.form-row{display:flex;flex-direction:column;gap:12px}
@media (min-width:520px){.form-row{flex-direction:row}}
.form-input{
  flex:1;height:50px;padding:0 18px;
  border-radius:16px;border:1px solid rgba(255,255,255,.22);
  background:rgba(255,255,255,.94);color:var(--ink);font-size:15px;
}
.form-input::placeholder{color:#9A93AE}
.form-input:focus{outline:none;box-shadow:0 0 0 3px rgba(255,92,57,.45)}
.check-row{display:flex;align-items:flex-start;gap:9px;margin-top:14px;font-size:13px;color:#C8C2DD;line-height:1.7}
.check-row input{width:18px;height:18px;margin-top:3px;accent-color:#FF5C39}
.form-note{margin-top:12px;font-size:12.5px;color:#A9A2C4}
.form-msg{margin-top:12px;font-size:13.5px;color:#7AF0DC;display:none}
.form-msg.is-on{display:block}

/* ---------- footer ---------- */
.site-footer{
  margin-top:20px;
  background:var(--dark);color:#C8C2DD;
  padding:58px 0 26px;
}
.footer-grid{display:grid;grid-template-columns:1fr;gap:32px}
@media (min-width:768px){.footer-grid{grid-template-columns:repeat(2,1fr)}}
@media (min-width:1024px){.footer-grid{grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:40px}}
.footer-brand{display:inline-flex;align-items:center;gap:10px;margin-bottom:14px}
.footer-brand .txt{font-size:16.5px;font-weight:800;color:#fff}
.site-footer p{font-size:14px;line-height:1.85;color:#ABA4C6;margin:0}
.footer-title{font-size:14px;font-weight:800;color:#fff;margin:0 0 14px!important;letter-spacing:.4px}
.footer-links{display:flex;flex-direction:column;gap:10px}
.footer-links a{font-size:14px;color:#B9B3D2;min-height:22px;display:inline-flex;align-items:center}
.footer-links a:hover{color:var(--accent)}
.footer-bottom{
  margin-top:40px;padding-top:20px;
  border-top:1px solid rgba(255,255,255,.10);
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:12px;
  font-size:13px;color:#8E88A9;
}
.to-top{
  min-height:38px;padding:8px 16px;border-radius:var(--r-pill);
  background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.16);
  color:#E7E3F6;font-size:13px;
  transition:all .22s ease;
}
.to-top:hover{background:rgba(255,255,255,.16);transform:translateY(-2px)}

.back-top-fixed{
  position:fixed;right:18px;bottom:22px;z-index:40;
  width:46px;height:46px;border-radius:50%;
  border:1px solid var(--line);background:#fff;color:var(--ink);
  box-shadow:var(--shadow-2);display:none;align-items:center;justify-content:center;
}
.back-top-fixed.is-on{display:flex}

/* roulang page: category2 */
:root{
  --brand-1:#FF5C39;
  --brand-2:#FF3D77;
  --brand-3:#6B3CF0;
  --accent:#14C8B0;
  --ink:#171226;
  --ink-2:#4B4560;
  --ink-3:#7A748C;
  --line:#E9E4F0;
  --bg:#FAF7F5;
  --bg-soft:#F2EDFF;
  --dark:#16112B;
  --grad:linear-gradient(120deg,#FF5C39 0%,#FF3D77 50%,#6B3CF0 100%);
  --shadow-1:0 6px 18px rgba(23,18,38,.06);
  --shadow-2:0 18px 44px rgba(23,18,38,.10);
  --r-sm:14px;
  --r-md:20px;
  --r-lg:28px;
  --r-xl:32px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:"PingFang SC","Microsoft YaHei",-apple-system,"Noto Sans SC",sans-serif;
  font-size:16px;
  line-height:1.85;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button,input{font-family:inherit}
h1,h2,h3,h4,p,ul,ol,figure{margin:0}
ul,ol{padding:0;list-style:none}
:focus-visible{outline:2px solid var(--brand-3);outline-offset:3px}
.container-x{width:100%;max-width:1200px;margin:0 auto;padding:0 20px}
@media (min-width:768px){.container-x{padding:0 32px}}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:50;
  background:rgba(250,247,245,.94);
  transition:background .25s ease,box-shadow .25s ease;
}
.site-header::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:1px;
  background:linear-gradient(90deg,transparent,rgba(255,92,57,.36),rgba(107,60,240,.36),transparent);
}
.site-header.is-scrolled{background:rgba(255,255,255,.97);box-shadow:var(--shadow-1)}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:72px}
.logo{display:inline-flex;align-items:center;gap:10px;padding:6px 0}
.logo-mark{
  width:32px;height:32px;border-radius:10px;background:var(--grad);position:relative;flex:0 0 auto;
  box-shadow:0 6px 16px rgba(255,61,119,.28);
}
.logo-mark::after{
  content:"";position:absolute;inset:9px;background:rgba(255,255,255,.94);border-radius:3px;
  clip-path:polygon(50% 0,100% 32%,100% 100%,0 100%,0 32%);
}
.logo-text{font-size:17px;font-weight:800;letter-spacing:.3px;white-space:nowrap}
.nav-desktop{display:none;align-items:center;gap:4px}
@media (min-width:1024px){.nav-desktop{display:flex}}
.nav-link{
  position:relative;display:inline-flex;align-items:center;height:44px;padding:0 15px;
  border-radius:999px;font-size:15px;color:var(--ink-2);font-weight:600;
  transition:color .2s ease,background .2s ease;
}
.nav-link:hover{color:var(--ink);background:rgba(107,60,240,.07)}
.nav-link.is-active{color:var(--ink)}
.nav-link.is-active::after{
  content:"";position:absolute;left:50%;transform:translateX(-50%);bottom:6px;
  width:20px;height:3px;border-radius:999px;background:var(--grad);
}
.nav-right{display:flex;align-items:center;gap:12px}
.status-pill{
  display:none;align-items:center;gap:7px;height:34px;padding:0 14px;border-radius:999px;
  background:#fff;border:1px solid var(--line);font-size:13px;color:var(--ink-2);
  box-shadow:var(--shadow-1);white-space:nowrap;
}
@media (min-width:1100px){.status-pill{display:inline-flex}}
.dot{width:8px;height:8px;border-radius:50%;background:var(--accent);box-shadow:0 0 0 4px rgba(20,200,176,.18);animation:pulse 2s infinite}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.45}}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 26px;border-radius:999px;border:1px solid transparent;
  font-size:15px;font-weight:700;cursor:pointer;
  transition:transform .2s ease,box-shadow .2s ease,filter .2s ease,background .2s ease,color .2s ease,border-color .2s ease;
}
.btn:active{transform:translateY(0) scale(.99)}
.btn-grad{background:var(--grad);color:#fff;box-shadow:0 10px 26px rgba(255,61,119,.28)}
.btn-grad:hover{transform:translateY(-2px);box-shadow:0 16px 34px rgba(255,61,119,.34);filter:brightness(1.05)}
.btn-ghost{background:#fff;color:var(--ink);border-color:var(--line);box-shadow:var(--shadow-1)}
.btn-ghost:hover{transform:translateY(-2px);border-color:rgba(255,92,57,.45);box-shadow:var(--shadow-2)}
.btn-sm{height:40px;padding:0 18px;font-size:14px}
.menu-btn{
  width:44px;height:44px;display:inline-flex;align-items:center;justify-content:center;
  border-radius:14px;background:#fff;border:1px solid var(--line);color:var(--ink);cursor:pointer;
  box-shadow:var(--shadow-1);transition:border-color .2s ease,transform .2s ease;
}
.menu-btn:hover{border-color:rgba(107,60,240,.4);transform:translateY(-1px)}
.menu-btn svg{width:22px;height:22px}
@media (min-width:1024px){.menu-btn{display:none}}

/* ---------- 移动端抽屉 ---------- */
.mobile-menu{
  position:fixed;inset:0;z-index:80;background:rgba(23,18,38,.44);
  opacity:0;visibility:hidden;transition:opacity .24s ease,visibility .24s ease;
}
.mobile-menu.is-open{opacity:1;visibility:visible}
.mobile-panel{
  position:absolute;left:12px;right:12px;top:12px;background:#fff;border-radius:24px;
  padding:20px;box-shadow:var(--shadow-2);transform:translateY(-14px);transition:transform .26s ease;
}
.mobile-menu.is-open .mobile-panel{transform:none}
.mobile-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:14px}
.mobile-close{
  width:44px;height:44px;border-radius:14px;border:1px solid var(--line);background:#fff;
  font-size:20px;line-height:1;color:var(--ink-2);cursor:pointer;
}
.mobile-close:hover{border-color:rgba(255,92,57,.45);color:var(--ink)}
.mobile-link{
  display:flex;align-items:center;justify-content:space-between;min-height:52px;
  padding:0 16px;border-radius:16px;font-size:16px;font-weight:600;color:var(--ink-2);
  transition:background .2s ease,color .2s ease;
}
.mobile-link:hover,.mobile-link.is-active{background:var(--bg-soft);color:var(--ink)}
.mobile-link span.arrow{color:var(--brand-2);font-weight:800}
.mobile-foot{margin-top:16px;padding-top:16px;border-top:1px solid var(--line)}
.mobile-foot .btn{width:100%}

/* ---------- 首屏 ---------- */
.cat-hero{
  position:relative;overflow:hidden;padding:48px 0 56px;
  background-image:linear-gradient(180deg,rgba(250,247,245,.93),rgba(250,247,245,.99)),url('/assets/images/backpic/back-1.webp');
  background-size:cover;background-position:center;
}
@media (min-width:1024px){.cat-hero{padding:86px 0 92px}}
.cat-hero::before{
  content:"";position:absolute;right:-140px;top:-160px;width:420px;height:420px;border-radius:50%;
  background:radial-gradient(circle,rgba(107,60,240,.20),transparent 68%);
}
.hero-grid{position:relative;display:grid;gap:36px}
@media (min-width:1024px){.hero-grid{grid-template-columns:1.05fr 1fr;gap:56px;align-items:center}}
.crumbs{font-size:13px;color:var(--ink-3);margin-bottom:16px}
.crumbs a{color:var(--ink-3)}
.crumbs a:hover{color:var(--brand-2)}
.crumbs .sep{margin:0 8px;color:#C6BFD6}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;height:32px;padding:0 14px;border-radius:999px;
  background:#fff;border:1px solid var(--line);box-shadow:var(--shadow-1);
  font-size:13px;font-weight:700;color:var(--brand-3);margin-bottom:18px;
}
.eyebrow::before{content:"";width:8px;height:8px;border-radius:50%;background:var(--grad)}
h1{
  font-size:clamp(30px,5vw,54px);line-height:1.15;font-weight:800;letter-spacing:-.5px;margin-bottom:18px;
}
.grad-text{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.lead{font-size:17px;line-height:1.9;color:var(--ink-2);max-width:600px}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
.hero-meta{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px}
.meta-chip{
  display:inline-flex;align-items:center;gap:7px;height:32px;padding:0 13px;border-radius:999px;
  background:rgba(107,60,240,.08);color:var(--ink-2);font-size:13px;font-weight:600;
}
.meta-chip b{color:var(--brand-3);font-variant-numeric:tabular-nums}
.hero-media{
  position:relative;border-radius:var(--r-lg);overflow:hidden;background:#fff;
  box-shadow:var(--shadow-2);border:1px solid rgba(255,255,255,.6);
}
.hero-media img{width:100%;aspect-ratio:16/9;object-fit:cover}
.hero-media::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(23,18,38,0) 50%,rgba(23,18,38,.42) 100%);
}
.hero-media .badge{position:absolute;left:16px;top:16px;z-index:2}
.badge{
  display:inline-flex;align-items:center;gap:6px;height:30px;padding:0 13px;border-radius:999px;
  font-size:13px;font-weight:700;background:#fff;color:var(--ink);box-shadow:var(--shadow-1);
}
.badge-grad{background:var(--grad);color:#fff}
.hero-media .media-note{
  position:absolute;left:18px;right:18px;bottom:16px;z-index:2;color:#fff;font-size:14px;font-weight:600;
}

/* ---------- 通用板块 ---------- */
.section{padding:56px 0}
@media (min-width:1024px){.section{padding:92px 0}}
.section-soft{background:var(--bg-soft)}
.section-head{max-width:720px;margin-bottom:32px}
@media (min-width:1024px){.section-head{margin-bottom:48px}}
.section-title{font-size:clamp(24px,3.2vw,36px);line-height:1.25;font-weight:800;letter-spacing:-.3px}
.section-sub{margin-top:14px;color:var(--ink-2);font-size:16px}
.eyebrow-line{
  display:inline-block;font-size:13px;font-weight:800;letter-spacing:2px;color:var(--brand-2);
  text-transform:uppercase;margin-bottom:12px;
}

/* ---------- 数据徽章条 ---------- */
.stat-strip{display:grid;gap:14px;grid-template-columns:repeat(2,minmax(0,1fr))}
@media (min-width:900px){.stat-strip{grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}}
.stat-pill{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-md);padding:20px;
  box-shadow:var(--shadow-1);transition:transform .22s ease,box-shadow .22s ease;
}
.stat-pill:hover{transform:translateY(-3px);box-shadow:var(--shadow-2)}
.stat-num{
  font-size:clamp(26px,3vw,34px);font-weight:800;line-height:1.1;font-variant-numeric:tabular-nums;
  background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;
}
.stat-label{margin-top:8px;font-size:14px;color:var(--ink-2)}

/* ---------- 筛选胶囊 ---------- */
.filter-bar{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:32px}
.chip{
  display:inline-flex;align-items:center;height:42px;padding:0 20px;border-radius:999px;
  background:#fff;border:1px solid var(--line);color:var(--ink-2);font-size:14px;font-weight:600;
  transition:transform .2s ease,color .2s ease,border-color .2s ease,background .2s ease,box-shadow .2s ease;
}
.chip:hover{color:var(--ink);border-color:rgba(255,92,57,.45);transform:translateY(-2px)}
.chip.is-on{background:var(--grad);color:#fff;border-color:transparent;box-shadow:0 10px 22px rgba(255,61,119,.26)}

/* ---------- 玩法索引卡 ---------- */
.grid-cards{display:grid;gap:22px}
@media (min-width:680px){.grid-cards{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (min-width:1024px){.grid-cards{grid-template-columns:repeat(3,minmax(0,1fr));gap:26px}}
.tile{
  display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);
  border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--shadow-1);
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.tile:hover{transform:translateY(-5px);box-shadow:var(--shadow-2);border-color:rgba(107,60,240,.26)}
.tile-media{position:relative;aspect-ratio:16/9;overflow:hidden;background:var(--bg-soft)}
.tile-media img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease}
.tile:hover .tile-media img{transform:scale(1.05)}
.tile-media::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(23,18,38,0) 45%,rgba(23,18,38,.45) 100%)}
.tile-media .badge{position:absolute;right:12px;top:12px;z-index:2}
.tile-body{display:flex;flex-direction:column;gap:10px;padding:20px 22px 24px;flex:1}
.tile-title{font-size:19px;font-weight:700;line-height:1.4}
.tile-text{font-size:15px;color:var(--ink-2)}
.tag-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:auto;padding-top:12px}
.tag{
  display:inline-flex;align-items:center;height:28px;padding:0 12px;border-radius:999px;
  background:var(--bg-soft);color:var(--brand-3);font-size:13px;font-weight:600;
}
.tag.accent{background:rgba(20,200,176,.13);color:#0E8D7C}

/* ---------- 上手路径 ---------- */
.path-grid{display:grid;gap:28px}
@media (min-width:1024px){.path-grid{grid-template-columns:.85fr 1.15fr;gap:52px;align-items:start}}
.step-list{display:grid;gap:16px}
.step-item{
  display:flex;gap:18px;align-items:flex-start;background:#fff;border:1px solid var(--line);
  border-radius:var(--r-md);padding:22px;box-shadow:var(--shadow-1);
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.step-item:hover{transform:translateX(4px);box-shadow:var(--shadow-2);border-color:rgba(255,92,57,.35)}
.step-no{
  flex:0 0 auto;width:42px;height:42px;border-radius:14px;background:var(--grad);color:#fff;
  display:grid;place-items:center;font-weight:800;font-variant-numeric:tabular-nums;
  box-shadow:0 8px 18px rgba(255,61,119,.26);
}
.step-title{font-size:17px;font-weight:700;margin-bottom:6px}
.step-text{font-size:15px;color:var(--ink-2)}

/* ---------- 错落图文 ---------- */
.split{display:grid;gap:24px;align-items:center;margin-bottom:36px}
@media (min-width:900px){
  .split{grid-template-columns:1fr 1fr;gap:52px;margin-bottom:64px}
  .split.reverse .split-media{order:-1}
}
.split:last-child{margin-bottom:0}
.split-media img{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:24px;box-shadow:var(--shadow-2)}
.split-title{font-size:clamp(20px,2.4vw,26px);font-weight:800;line-height:1.3;margin-bottom:12px}
.split-text{color:var(--ink-2);font-size:16px}
.link{
  display:inline-block;margin-top:16px;font-weight:700;color:var(--ink);
  border-bottom:1px solid transparent;background-image:var(--grad);background-repeat:no-repeat;
  background-size:0 1px;background-position:0 100%;transition:background-size .25s ease,color .2s ease;
}
.link::after{content:" →";color:var(--brand-2)}
.link:hover{background-size:100% 1px;color:var(--brand-3)}

/* ---------- FAQ ---------- */
.faq-list{display:grid;gap:14px;max-width:900px}
.faq-item{
  position:relative;background:#fff;border:1px solid var(--line);border-radius:18px;
  padding:2px 22px;box-shadow:var(--shadow-1);overflow:hidden;
  transition:box-shadow .22s ease,border-color .22s ease;
}
.faq-item[open]{border-color:rgba(107,60,240,.3);box-shadow:var(--shadow-2)}
.faq-item::before{
  content:"";position:absolute;left:0;top:14px;bottom:14px;width:3px;border-radius:999px;
  background:var(--grad);opacity:0;transition:opacity .22s ease;
}
.faq-item[open]::before{opacity:1}
.faq-item summary{
  list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;
  gap:16px;min-height:56px;padding:14px 0;font-size:17px;font-weight:700;color:var(--ink);
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
  content:"+";font-size:24px;font-weight:700;line-height:1;color:var(--brand-3);
  transition:transform .22s ease;flex:0 0 auto;
}
.faq-item[open] summary::after{transform:rotate(45deg)}
.faq-answer{padding:0 0 20px;color:var(--ink-2);font-size:15px}

/* ---------- 底部 CTA ---------- */
.cta-band{
  position:relative;overflow:hidden;border-radius:var(--r-xl);padding:44px 24px;
  background:var(--dark) url('/assets/images/backpic/back-2.png') center/cover no-repeat;
  box-shadow:var(--shadow-2);
}
@media (min-width:1024px){.cta-band{padding:60px 56px}}
.cta-band::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(120deg,rgba(22,17,43,.95) 0%,rgba(107,60,240,.74) 100%);
}
.cta-inner{position:relative;z-index:1;display:grid;gap:28px}
@media (min-width:1024px){.cta-inner{grid-template-columns:1.05fr .95fr;align-items:center;gap:48px}}
.cta-title{font-size:clamp(24px,3vw,34px);font-weight:800;color:#fff;line-height:1.28}
.cta-text{margin-top:14px;color:rgba(255,255,255,.82);font-size:16px;max-width:520px}
.sub-form{display:flex;flex-direction:column;gap:12px}
@media (min-width:640px){.sub-form{flex-direction:row}}
.input{
  flex:1;height:48px;border-radius:16px;border:1px solid rgba(255,255,255,.24);
  background:rgba(255,255,255,.96);padding:0 16px;font-size:15px;color:var(--ink);
  outline:none;transition:border-color .2s ease,box-shadow .2s ease;min-width:0;
}
.input::placeholder{color:#9A94AB}
.input:focus{border-color:var(--brand-1);box-shadow:0 0 0 3px rgba(255,92,57,.28)}
.form-note{font-size:13px;color:rgba(255,255,255,.7);margin-top:12px}
.form-msg{margin-top:12px;font-size:14px;font-weight:700;color:#7BF0DE;display:none}
.form-msg.is-on{display:block}

/* ---------- 页脚 ---------- */
.site-footer{margin-top:64px;background:var(--dark);color:rgba(255,255,255,.78);padding:56px 0 28px}
@media (min-width:1024px){.site-footer{margin-top:96px;padding:80px 0 32px}}
.footer-grid{display:grid;gap:34px}
@media (min-width:760px){.footer-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (min-width:1024px){.footer-grid{grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:44px}}
.footer-brand{display:inline-flex;align-items:center;gap:10px;margin-bottom:16px;color:#fff;font-weight:800;font-size:17px}
.site-footer p{font-size:14px;line-height:1.9;color:rgba(255,255,255,.72)}
.footer-title{font-size:15px;font-weight:800;color:#fff;margin-bottom:16px}
.footer-links{display:grid;gap:12px}
.footer-links a{font-size:14px;color:rgba(255,255,255,.75);transition:color .2s ease,transform .2s ease;display:inline-block}
.footer-links a:hover{color:var(--accent);transform:translateX(3px)}
.site-footer .btn-grad{box-shadow:0 10px 24px rgba(107,60,240,.35)}
.footer-bottom{
  margin-top:40px;padding-top:22px;border-top:1px solid rgba(255,255,255,.12);
  display:flex;flex-wrap:wrap;gap:14px;align-items:center;justify-content:space-between;
  font-size:13px;color:rgba(255,255,255,.6);
}
.to-top{
  height:40px;padding:0 18px;border-radius:999px;border:1px solid rgba(255,255,255,.24);
  background:transparent;color:rgba(255,255,255,.82);font-size:13px;font-weight:600;cursor:pointer;
  transition:border-color .2s ease,color .2s ease,transform .2s ease;
}
.to-top:hover{border-color:var(--accent);color:var(--accent);transform:translateY(-2px)}

@media (prefers-reduced-motion:reduce){
  *{animation-duration:.001ms !important;transition-duration:.001ms !important}
}

/* roulang page: category1 */
:root{
  --brand-1:#FF5C39;
  --brand-2:#FF3D77;
  --brand-3:#6B3CF0;
  --accent:#14C8B0;
  --ink:#171226;
  --ink-2:#4B4560;
  --ink-3:#7C7691;
  --line:#E9E4F0;
  --bg:#FAF7F5;
  --bg-soft:#F2EDFF;
  --dark:#16112B;
  --grad:linear-gradient(120deg,#FF5C39 0%,#FF3D77 50%,#6B3CF0 100%);
  --grad-soft:linear-gradient(120deg,rgba(255,92,57,.12),rgba(107,60,240,.12));
  --shadow-1:0 6px 18px rgba(23,18,38,.06);
  --shadow-2:0 18px 44px rgba(23,18,38,.10);
  --r-sm:14px;
  --r-md:20px;
  --r-lg:28px;
  --r-xl:32px;
  --section:clamp(56px,7vw,104px);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body.site-body{
  margin:0;
  font-family:"PingFang SC","Microsoft YaHei",-apple-system,"Noto Sans SC",sans-serif;
  background:var(--bg);
  color:var(--ink);
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button,input{font:inherit;color:inherit}
button{cursor:pointer;border:0;background:none}
h1,h2,h3,h4,p,figure{margin:0}
ul{margin:0;padding:0;list-style:none}
[id]{scroll-margin-top:96px}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.num{font-variant-numeric:tabular-nums;font-weight:700}
.container-x{width:100%;max-width:1200px;margin:0 auto;padding:0 20px}
@media (min-width:768px){.container-x{padding:0 32px}}
.section{padding:var(--section) 0}
.section-tight{padding:calc(var(--section) * .62) 0}

/* ---------- 导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(250,247,245,.94);
  transition:box-shadow .25s ease,background .25s ease;
}
.site-header::after{
  content:"";display:block;height:1px;
  background:linear-gradient(90deg,rgba(255,92,57,0),rgba(255,61,119,.55),rgba(107,60,240,.5),rgba(255,92,57,0));
}
.site-header.is-scrolled{background:rgba(255,255,255,.97);box-shadow:0 10px 30px rgba(23,18,38,.08)}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;gap:18px;height:74px}
.logo{display:flex;align-items:center;gap:11px;font-weight:800;font-size:17px;letter-spacing:.2px;white-space:nowrap}
.logo-mark{
  width:32px;height:32px;border-radius:10px;background:var(--grad);position:relative;flex:none;
  box-shadow:0 6px 16px rgba(255,61,119,.32);
}
.logo-mark::after{content:"";position:absolute;inset:9px;border-radius:4px;background:rgba(255,255,255,.94);transform:rotate(45deg)}
.logo-text{background:linear-gradient(120deg,#FF5C39,#6B3CF0);-webkit-background-clip:text;background-clip:text;color:transparent}
.nav-desktop{display:flex;align-items:center;gap:4px}
.nav-link{
  position:relative;padding:9px 14px;border-radius:999px;font-size:15px;color:var(--ink-2);
  transition:color .2s,background .2s;white-space:nowrap;
}
.nav-link:hover{color:var(--ink);background:rgba(107,60,240,.07)}
.nav-link:focus-visible{outline:2px solid var(--brand-3);outline-offset:2px}
.nav-link.is-active{color:var(--ink);font-weight:700}
.nav-link.is-active::after{
  content:"";position:absolute;left:50%;bottom:1px;transform:translateX(-50%);
  width:6px;height:6px;border-radius:50%;background:var(--brand-1);
}
.nav-right{display:flex;align-items:center;gap:12px}
.status-pill{
  display:inline-flex;align-items:center;gap:7px;padding:6px 13px;border-radius:999px;
  background:rgba(20,200,176,.12);color:#0B7C6D;font-size:13px;font-weight:600;white-space:nowrap;
}
.status-pill .dot{
  width:7px;height:7px;border-radius:50%;background:var(--accent);flex:none;
  box-shadow:0 0 0 0 rgba(20,200,176,.55);animation:pulse 2.2s infinite;
}
@keyframes pulse{
  0%{box-shadow:0 0 0 0 rgba(20,200,176,.5)}
  70%{box-shadow:0 0 0 9px rgba(20,200,176,0)}
  100%{box-shadow:0 0 0 0 rgba(20,200,176,0)}
}
.menu-btn{
  display:none;width:44px;height:44px;border-radius:14px;align-items:center;justify-content:center;
  color:var(--ink);background:rgba(107,60,240,.08);transition:background .2s;
}
.menu-btn:hover{background:rgba(107,60,240,.16)}
.menu-btn svg{width:22px;height:22px}
@media (max-width:1023px){
  .nav-desktop{display:none}
  .menu-btn{display:inline-flex}
  .status-pill{display:none}
}
@media (max-width:560px){
  .logo{font-size:15px}
  .logo-mark{width:28px;height:28px}
  .logo-mark::after{inset:8px}
}

/* ---------- 移动端抽屉 ---------- */
#mobileMenu{
  position:fixed;inset:0;z-index:80;background:rgba(23,18,38,.45);
  opacity:0;pointer-events:none;transition:opacity .25s ease;
}
#mobileMenu.is-open{opacity:1;pointer-events:auto}
.mm-panel{
  position:absolute;top:0;right:0;width:min(88vw,360px);height:100%;background:#fff;
  border-radius:24px 0 0 24px;padding:24px 20px;display:flex;flex-direction:column;gap:6px;
  transform:translateX(102%);transition:transform .3s ease;overflow-y:auto;
}
#mobileMenu.is-open .mm-panel{transform:none}
.mm-title{font-size:13px;color:var(--ink-3);letter-spacing:1px;margin:8px 0 6px}
.mm-link{
  display:flex;align-items:center;justify-content:space-between;min-height:48px;padding:0 14px;
  border-radius:16px;font-size:16px;color:var(--ink-2);transition:background .2s,color .2s;
}
.mm-link:hover,.mm-link.is-active{background:var(--bg-soft);color:var(--ink);font-weight:700}
.mm-cta{margin-top:16px}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:46px;padding:0 22px;border-radius:999px;font-size:15px;font-weight:700;
  transition:transform .2s ease,box-shadow .2s ease,background .2s ease,color .2s ease,filter .2s ease;
  white-space:nowrap;
}
.btn:focus-visible{outline:2px solid var(--brand-3);outline-offset:3px}
.btn:active{transform:translateY(1px) scale(.99)}
.btn-grad{background:var(--grad);color:#fff;box-shadow:0 10px 24px rgba(255,61,119,.28)}
.btn-grad:hover{filter:brightness(1.06);box-shadow:0 14px 30px rgba(107,60,240,.3);transform:translateY(-2px)}
.btn-sm{min-height:40px;padding:0 18px;font-size:14px}
.btn-ghost{background:#fff;color:var(--ink);border:1px solid var(--line);box-shadow:var(--shadow-1)}
.btn-ghost:hover{border-color:#DCCFFB;color:var(--brand-3);transform:translateY(-2px)}
.btn-light{background:rgba(255,255,255,.14);color:#fff;border:1px solid rgba(255,255,255,.28)}
.btn-light:hover{background:rgba(255,255,255,.22);transform:translateY(-2px)}

/* ---------- Hero ---------- */
.hero{position:relative;overflow:hidden;padding:56px 0 44px}
.hero-bg{
  position:absolute;inset:0;
  background-image:url(/assets/images/backpic/back-1.webp);
  background-size:cover;background-position:center;
}
.hero-bg::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(250,247,245,.93) 0%,rgba(250,247,245,.88) 52%,var(--bg) 100%);
}
.hero-inner{
  position:relative;z-index:1;display:grid;gap:40px;align-items:center;
  grid-template-columns:minmax(0,1fr);
}
@media (min-width:1024px){
  .hero-inner{grid-template-columns:minmax(0,1.06fr) minmax(0,.94fr);gap:56px}
}
.crumb{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--ink-3);margin-bottom:16px}
.crumb a:hover{color:var(--brand-3)}
.crumb span.sep{opacity:.6}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;padding:5px 14px;border-radius:999px;
  background:var(--bg-soft);color:var(--brand-3);font-size:13px;font-weight:700;letter-spacing:.4px;
  margin-bottom:16px;
}
.eyebrow::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--brand-1)}
.hero h1{
  font-size:clamp(30px,5vw,54px);line-height:1.15;font-weight:800;letter-spacing:-.5px;
}
.hero h1 .grad{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero-sub{
  margin-top:18px;font-size:clamp(15px,1.6vw,17px);color:var(--ink-2);max-width:620px;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px}
.hero-badges{display:flex;flex-wrap:wrap;gap:12px;margin-top:32px}
.badge-pill{
  display:flex;align-items:baseline;gap:6px;padding:10px 16px;border-radius:999px;
  background:#fff;border:1px solid var(--line);box-shadow:var(--shadow-1);
}
.badge-pill b{font-size:20px;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;font-variant-numeric:tabular-nums}
.badge-pill span{font-size:12.5px;color:var(--ink-3)}
.hero-card{
  position:relative;background:#fff;border-radius:var(--r-xl);overflow:hidden;
  box-shadow:var(--shadow-2);border:1px solid var(--line);
}
.hero-card img{width:100%;aspect-ratio:16/9;object-fit:cover}
.hero-card::after{
  content:"";position:absolute;inset:auto 0 0 0;height:52%;
  background:linear-gradient(180deg,rgba(22,17,43,0),rgba(22,17,43,.72));
  pointer-events:none;
}
.hero-card-tag{
  position:absolute;top:16px;left:16px;z-index:2;padding:6px 13px;border-radius:999px;
  background:rgba(255,255,255,.92);font-size:12.5px;font-weight:700;color:var(--brand-2);
}
.hero-card-info{position:absolute;left:20px;right:20px;bottom:18px;z-index:2;color:#fff}
.hero-card-info h3{font-size:18px;font-weight:700;line-height:1.4}
.hero-card-info p{font-size:13px;opacity:.86;margin-top:4px}
.float-badge{
  position:absolute;right:16px;bottom:-14px;z-index:3;
  padding:9px 16px;border-radius:999px;background:#fff;border:1px solid var(--line);
  box-shadow:var(--shadow-2);font-size:13px;font-weight:700;color:var(--ink);
  display:flex;align-items:center;gap:7px;
}
.float-badge i{width:7px;height:7px;border-radius:50%;background:var(--accent);display:block}
@media (max-width:1023px){
  .hero-card{max-width:620px}
}

/* ---------- 板块标题 ---------- */
.sec-head{max-width:760px;margin-bottom:34px}
.sec-head h2{font-size:clamp(24px,3.2vw,36px);line-height:1.25;font-weight:800;letter-spacing:-.3px}
.sec-desc{margin-top:14px;color:var(--ink-2);font-size:16px}
.sec-head-center{margin-left:auto;margin-right:auto;text-align:center}

/* ---------- 筛选胶囊 ---------- */
.chips{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:32px}
.chip{
  display:inline-flex;align-items:center;min-height:40px;padding:0 18px;border-radius:999px;
  background:#fff;border:1px solid var(--line);font-size:14px;color:var(--ink-2);
  transition:background .2s,color .2s,border-color .2s,transform .2s;
}
.chip:hover{border-color:#DCCFFB;color:var(--brand-3);transform:translateY(-2px)}
.chip.is-on{background:var(--grad);border-color:transparent;color:#fff;font-weight:700;box-shadow:0 10px 22px rgba(255,61,119,.24)}

/* ---------- 时间轴 ---------- */
.timeline{margin-top:6px}
.tl-item{position:relative;display:grid;grid-template-columns:132px minmax(0,1fr);padding-bottom:26px}
.tl-item::before{
  content:"";position:absolute;left:131px;top:18px;bottom:-4px;width:2px;
  background:linear-gradient(180deg,rgba(255,61,119,.45),rgba(107,60,240,.22),rgba(20,200,176,.2));
}
.tl-item:last-child::before{display:none}
.tl-item::after{
  content:"";position:absolute;left:132px;top:14px;width:12px;height:12px;border-radius:50%;
  background:var(--grad);transform:translateX(-50%);box-shadow:0 0 0 4px var(--bg);
}
.tl-meta{padding-right:32px;text-align:right;position:relative;z-index:1}
.tl-date{display:block;font-size:19px;font-weight:800;font-variant-numeric:tabular-nums;letter-spacing:.5px}
.tl-time{display:block;font-size:13px;color:var(--ink-3);font-variant-numeric:tabular-nums}
.tl-tag{
  display:inline-block;margin-top:8px;padding:3px 11px;border-radius:999px;
  background:var(--bg-soft);color:var(--brand-3);font-size:12.5px;font-weight:700;
}
.tl-card{
  margin-left:32px;background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  padding:24px 26px;box-shadow:var(--shadow-1);
  display:grid;grid-template-columns:minmax(0,1fr) 232px;gap:26px;align-items:center;
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.tl-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-2);border-color:#E6DAFB}
.tl-card h3{font-size:20px;line-height:1.45;font-weight:700}
.tl-card p{margin-top:10px;color:var(--ink-2);font-size:15px}
.tl-foot{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:16px;font-size:13px;color:var(--ink-3)}
.text-link{
  font-weight:700;color:var(--ink);
  background-image:linear-gradient(120deg,#FF5C39,#6B3CF0);
  background-repeat:no-repeat;background-size:100% 1px;background-position:0 100%;
  padding-bottom:3px;transition:background-size .25s ease,color .2s ease;
}
.text-link:hover{background-size:100% 2px;color:var(--brand-2)}
.tl-thumb img{width:100%;aspect-ratio:16/9;object-fit:cover;border-radius:var(--r-md)}
@media (max-width:900px){
  .tl-card{grid-template-columns:minmax(0,1fr)}
  .tl-thumb img{max-width:340px}
}
@media (max-width:767px){
  .tl-item{grid-template-columns:minmax(0,1fr);padding-bottom:22px}
  .tl-item::before,.tl-item::after{display:none}
  .tl-meta{display:flex;align-items:center;flex-wrap:wrap;gap:10px;text-align:left;padding:0 0 10px}
  .tl-date{font-size:16px}
  .tl-tag{margin-top:0}
  .tl-card{margin-left:0;padding:20px}
  .tl-thumb img{max-width:100%}
}

/* ---------- 错落图文 ---------- */
.zig{display:grid;gap:24px}
.zig-item{
  display:grid;grid-template-columns:320px minmax(0,1fr);
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;
  box-shadow:var(--shadow-1);transition:transform .22s ease,box-shadow .22s ease;
}
.zig-item:hover{transform:translateY(-4px);box-shadow:var(--shadow-2)}
.zig-item.rev{grid-template-columns:minmax(0,1fr) 320px}
.zig-item.rev .zig-media{order:2}
.zig-item.rev .zig-text{order:1}
.zig-media{position:relative}
.zig-media img{width:100%;height:100%;min-height:220px;object-fit:cover}
.zig-media::after{content:"";position:absolute;inset:0;background:linear-gradient(120deg,rgba(107,60,240,.14),rgba(255,61,119,.12))}
.zig-text{padding:30px 32px}
.zig-text h3{font-size:20px;font-weight:700;line-height:1.45}
.zig-text p{margin-top:12px;color:var(--ink-2);font-size:15px}
.zig-points{margin-top:16px;display:grid;gap:8px}
.zig-points li{position:relative;padding-left:20px;font-size:14.5px;color:var(--ink-2)}
.zig-points li::before{
  content:"";position:absolute;left:0;top:11px;width:8px;height:8px;border-radius:50%;
  background:var(--grad-soft);border:2px solid var(--brand-2);
}
@media (max-width:900px){
  .zig-item,.zig-item.rev{grid-template-columns:minmax(0,1fr)}
  .zig-item.rev .zig-media{order:0}
  .zig-item.rev .zig-text{order:0}
  .zig-media img{min-height:180px;aspect-ratio:16/9}
  .zig-text{padding:24px}
}

/* ---------- 步骤 ---------- */
.steps{display:grid;gap:22px;grid-template-columns:repeat(1,minmax(0,1fr))}
@media (min-width:768px){.steps{grid-template-columns:repeat(3,minmax(0,1fr))}}
.step-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);padding:28px 26px;
  box-shadow:var(--shadow-1);transition:transform .22s ease,box-shadow .22s ease;
}
.step-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-2)}
.step-no{
  font-size:34px;font-weight:800;line-height:1;font-variant-numeric:tabular-nums;
  background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;
}
.step-card h3{margin-top:14px;font-size:19px;font-weight:700}
.step-card p{margin-top:10px;color:var(--ink-2);font-size:15px}

/* ---------- 深色数据面板 ---------- */
.dark-panel{
  background:var(--dark);border-radius:var(--r-xl);padding:clamp(32px,5vw,56px);
  color:#fff;position:relative;overflow:hidden;
}
.dark-panel::before{
  content:"";position:absolute;right:-120px;top:-120px;width:360px;height:360px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,61,119,.34),rgba(107,60,240,0) 68%);
}
.dark-panel::after{
  content:"";position:absolute;left:-100px;bottom:-140px;width:320px;height:320px;border-radius:50%;
  background:radial-gradient(circle,rgba(20,200,176,.22),rgba(20,200,176,0) 70%);
}
.dp-inner{position:relative;z-index:1}
.dp-head{max-width:620px}
.eyebrow-light{background:rgba(255,255,255,.12);color:#fff}
.eyebrow-light::before{background:var(--accent)}
.dark-panel h2{font-size:clamp(24px,3.2vw,34px);line-height:1.28;font-weight:800}
.dark-panel .dp-desc{margin-top:14px;color:rgba(255,255,255,.74);font-size:15.5px}
.dp-stats{display:grid;gap:18px;margin-top:36px;grid-template-columns:repeat(2,minmax(0,1fr))}
@media (min-width:900px){.dp-stats{grid-template-columns:repeat(4,minmax(0,1fr))}}
.dp-stat{
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.13);
  border-radius:var(--r-md);padding:20px 20px 18px;
  transition:background .22s ease,transform .22s ease;
}
.dp-stat:hover{background:rgba(255,255,255,.11);transform:translateY(-3px)}
.dp-stat b{display:block;font-size:30px;line-height:1.1;font-variant-numeric:tabular-nums;
  background:linear-gradient(120deg,#FF8A63,#FF6E9C,#9F86FF);-webkit-background-clip:text;background-clip:text;color:transparent}
.dp-stat span{display:block;margin-top:6px;font-size:13px;color:rgba(255,255,255,.68)}

/* ---------- FAQ ---------- */
.faq-list{display:grid;gap:14px;max-width:900px}
.faq-item{
  background:#fff;border:1px solid var(--line);border-radius:18px;overflow:hidden;
  transition:box-shadow .22s ease,border-color .22s ease;
}
.faq-item:hover{border-color:#E2D6FA}
.faq-item[open]{box-shadow:var(--shadow-1);border-color:#E2D6FA}
.faq-item summary{
  list-style:none;cursor:pointer;position:relative;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  min-height:58px;padding:16px 52px 16px 22px;font-weight:700;font-size:16.5px;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
  content:"";position:absolute;right:22px;top:50%;width:14px;height:14px;
  transform:translateY(-50%);border-radius:3px;
  background:linear-gradient(120deg,#FF5C39,#6B3CF0);
  transition:transform .28s ease,opacity .2s ease;
}
.faq-item summary::before{
  content:"";position:absolute;right:22px;top:50%;width:14px;height:3px;border-radius:2px;
  background:#fff;transform:translateY(-50%);z-index:1;transition:opacity .2s ease;
}
.faq-item[open] summary::after{transform:translateY(-50%) rotate(90deg)}
.faq-item[open]::before{
  content:"";position:absolute;left:0;top:0;width:3px;height:100%;
  background:var(--grad);
}
.faq-item{position:relative}
.faq-body{padding:0 22px 20px;color:var(--ink-2);font-size:15px}

/* ---------- 订阅 CTA ---------- */
.cta-panel{
  background:linear-gradient(120deg,rgba(255,92,57,.09),rgba(107,60,240,.11));
  border:1px solid #EADFFB;border-radius:var(--r-xl);
  padding:clamp(30px,5vw,52px);
  display:grid;gap:34px;grid-template-columns:minmax(0,1fr);
}
@media (min-width:960px){.cta-panel{grid-template-columns:minmax(0,1.05fr) minmax(0,.95fr);align-items:center}}
.cta-panel h2{font-size:clamp(23px,3vw,32px);line-height:1.3;font-weight:800}
.cta-panel .cta-desc{margin-top:14px;color:var(--ink-2);font-size:15.5px;max-width:520px}
.cta-points{display:flex;flex-wrap:wrap;gap:10px;margin-top:20px}
.point-pill{
  padding:7px 15px;border-radius:999px;background:#fff;border:1px solid var(--line);
  font-size:13.5px;color:var(--ink-2);
}
.sub-form{display:flex;gap:12px;flex-wrap:wrap}
.sub-form input{
  flex:1 1 240px;min-height:50px;padding:0 18px;border-radius:16px;
  border:1px solid var(--line);background:#fff;font-size:15px;
  transition:border-color .2s,box-shadow .2s;
}
.sub-form input::placeholder{color:#A9A3BC}
.sub-form input:focus{outline:none;border-color:var(--brand-1);box-shadow:0 0 0 3px rgba(255,92,57,.18)}
.sub-form input.is-error{border-color:#E5484D;box-shadow:0 0 0 3px rgba(229,72,77,.15)}
.sub-form .btn{flex:0 0 auto}
.form-tip{margin-top:14px;font-size:13.5px;color:var(--ink-3)}
.form-tip.is-error{color:#E5484D;font-weight:600}

/* ---------- 互跳 ---------- */
.cross{display:grid;gap:20px;grid-template-columns:repeat(1,minmax(0,1fr))}
@media (min-width:768px){.cross{grid-template-columns:repeat(3,minmax(0,1fr))}}
.cross-card{
  display:block;background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  padding:26px 24px;box-shadow:var(--shadow-1);
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.cross-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-2);border-color:#E6DAFB}
.cross-card .tag{
  display:inline-block;padding:4px 12px;border-radius:999px;font-size:12.5px;font-weight:700;
  background:var(--bg-soft);color:var(--brand-3);
}
.cross-card h3{margin-top:14px;font-size:19px;font-weight:700}
.cross-card p{margin-top:10px;color:var(--ink-2);font-size:14.5px}
.cross-card .go{display:inline-flex;align-items:center;gap:6px;margin-top:16px;font-size:14px;font-weight:700;color:var(--brand-2)}
.cross-card:hover .go{gap:10px}
.cross-card .go::after{content:"→";transition:transform .2s}
.cross-card:hover .go::after{transform:translateX(2px)}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--dark);color:rgba(255,255,255,.76);margin-top:var(--section);padding:64px 0 26px}
.footer-grid{display:grid;gap:34px;grid-template-columns:repeat(1,minmax(0,1fr))}
@media (min-width:768px){.footer-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (min-width:1024px){.footer-grid{grid-template-columns:1.4fr 1fr 1fr 1.3fr}}
.footer-brand{display:flex;align-items:center;gap:11px;font-weight:800;font-size:17px;color:#fff;margin-bottom:16px}
.footer-brand .txt{color:#fff}
.site-footer p{font-size:14.5px;line-height:1.85;color:rgba(255,255,255,.66)}
.footer-title{color:#fff;font-weight:700;font-size:15px;margin-bottom:16px}
.footer-links{display:grid;gap:10px}
.footer-links a{font-size:14.5px;color:rgba(255,255,255,.68);transition:color .2s,transform .2s;display:inline-block}
.footer-links a:hover{color:var(--accent);transform:translateX(3px)}
.footer-bottom{
  margin-top:44px;padding-top:22px;border-top:1px solid rgba(255,255,255,.12);
  display:flex;flex-wrap:wrap;gap:14px;align-items:center;justify-content:space-between;
  font-size:13.5px;color:rgba(255,255,255,.56);
}
.to-top{
  min-height:40px;padding:0 18px;border-radius:999px;font-size:13.5px;
  border:1px solid rgba(255,255,255,.22);color:rgba(255,255,255,.8);
  transition:background .2s,color .2s,border-color .2s;
}
.to-top:hover{background:rgba(255,255,255,.12);color:#fff;border-color:rgba(255,255,255,.4)}

/* roulang page: category3 */
:root{
  --brand-1:#FF5C39;
  --brand-2:#FF3D77;
  --brand-3:#6B3CF0;
  --accent:#14C8B0;
  --ink:#171226;
  --ink-2:#4B4560;
  --line:#E9E4F0;
  --bg:#FAF7F5;
  --bg-soft:#F2EDFF;
  --dark:#16112B;
  --grad:linear-gradient(120deg,#FF5C39 0%,#FF3D77 50%,#6B3CF0 100%);
  --shadow-1:0 6px 18px rgba(23,18,38,.06);
  --shadow-2:0 18px 44px rgba(23,18,38,.10);
  --r-sm:14px;
  --r-md:20px;
  --r-lg:28px;
  --r-xl:32px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:96px}
html body{
  margin:0;
  font-family:"PingFang SC","Microsoft YaHei",-apple-system,"Noto Sans SC",sans-serif;
  background:var(--bg);
  color:var(--ink);
  font-size:16px;
  line-height:1.88;
  -webkit-font-smoothing:antialiased;
}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
button,input,textarea,select{font:inherit;color:inherit}
button{cursor:pointer;border:none;background:none}
h1,h2,h3,h4,p{margin:0}
ul{margin:0;padding:0;list-style:none}
:focus-visible{outline:3px solid rgba(255,61,119,.45);outline-offset:2px;border-radius:10px}

.container-x{max-width:1200px;margin:0 auto;padding:0 20px;width:100%}
@media (min-width:768px){.container-x{padding:0 32px}}

/* ---------- header ---------- */
.site-header{position:sticky;top:0;z-index:50;background:rgba(250,247,245,.92);border-bottom:1px solid transparent;transition:background .25s,box-shadow .25s,border-color .25s}
.site-header.is-scrolled{background:rgba(255,255,255,.94);border-bottom-color:var(--line);box-shadow:var(--shadow-1)}
.nav-wrap{display:flex;align-items:center;gap:14px;height:74px}
.logo{display:flex;align-items:center;gap:10px;font-weight:800;font-size:17px;letter-spacing:-.01em;white-space:nowrap}
.logo-mark{width:30px;height:30px;border-radius:10px;background:var(--grad);position:relative;flex:0 0 auto;box-shadow:0 6px 16px rgba(255,61,119,.35)}
.logo-mark::after{content:"";position:absolute;inset:9px;border-radius:4px;background:rgba(255,255,255,.92)}
.logo-text{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.nav-desktop{display:none;margin-left:14px;gap:2px}
@media (min-width:1024px){.nav-desktop{display:flex}}
.nav-link{position:relative;padding:10px 15px;border-radius:999px;font-size:15px;color:var(--ink-2);transition:color .2s,background .2s}
.nav-link:hover{color:var(--ink);background:var(--bg-soft)}
.nav-link.is-active{color:var(--ink);font-weight:700}
.nav-link.is-active::after{content:"";position:absolute;left:50%;bottom:2px;transform:translateX(-50%);width:18px;height:3px;border-radius:3px;background:var(--grad)}
.nav-right{margin-left:auto;display:flex;align-items:center;gap:10px}
.status-pill{display:none;align-items:center;gap:8px;font-size:13px;color:var(--ink-2);background:#fff;border:1px solid var(--line);padding:7px 14px;border-radius:999px;white-space:nowrap}
@media (min-width:1024px){.status-pill{display:inline-flex}}
.status-pill .dot{width:8px;height:8px;border-radius:50%;background:var(--accent);box-shadow:0 0 0 4px rgba(20,200,176,.18);flex:0 0 auto}
.menu-btn{width:44px;height:44px;display:inline-flex;align-items:center;justify-content:center;border:1px solid var(--line);background:#fff;border-radius:14px;color:var(--ink);transition:border-color .2s,color .2s}
.menu-btn:hover{border-color:var(--brand-2);color:var(--brand-2)}
.menu-btn svg{width:22px;height:22px}
@media (min-width:1024px){.menu-btn{display:none}}

/* ---------- buttons ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:999px;font-weight:700;font-size:15px;padding:13px 26px;border:1px solid transparent;transition:transform .22s,box-shadow .22s,background .22s,color .22s,border-color .22s;min-height:44px}
.btn-grad{background:var(--grad);color:#fff;box-shadow:0 12px 26px rgba(255,61,119,.28)}
.btn-grad:hover{transform:translateY(-2px);box-shadow:0 18px 34px rgba(255,61,119,.34)}
.btn-grad:active{transform:translateY(0)}
.btn-ghost{background:#fff;border-color:var(--line);color:var(--ink)}
.btn-ghost:hover{border-color:var(--brand-2);color:var(--brand-2);transform:translateY(-2px)}
.btn-sm{padding:10px 20px;font-size:14px;min-height:40px}
.btn-lg{padding:16px 32px;font-size:16px}

/* ---------- mobile menu ---------- */
.mobile-menu{position:fixed;inset:0;z-index:80;background:rgba(23,18,38,.5);display:none;padding:16px;overflow:auto}
.mobile-menu.is-open{display:block}
.mobile-panel{background:#fff;border-radius:24px;max-width:440px;margin:24px auto 0;padding:22px;box-shadow:var(--shadow-2)}
.mobile-head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:18px}
.mobile-head .logo-text{font-weight:800;font-size:17px}
.mobile-close{width:44px;height:44px;border-radius:14px;background:var(--bg-soft);color:var(--ink);font-size:22px;line-height:1}
.mobile-links{display:grid;gap:6px;margin-bottom:18px}
.mobile-links a{padding:13px 16px;border-radius:16px;background:var(--bg);font-weight:600;color:var(--ink-2)}
.mobile-links a.is-active{background:var(--bg-soft);color:var(--ink)}

/* ---------- hero ---------- */
.hero{position:relative;overflow:hidden;padding:64px 0 56px}
.hero::before{content:"";position:absolute;inset:0;background:url('/assets/images/backpic/back-1.webp') center/cover no-repeat;opacity:.4}
.hero::after{content:"";position:absolute;inset:0;background:linear-gradient(115deg,rgba(250,247,245,.97) 0%,rgba(250,247,245,.9) 46%,rgba(242,237,255,.8) 100%)}
.hero-inner{position:relative;z-index:2;display:grid;gap:40px;align-items:center}
@media (min-width:1024px){.hero-inner{grid-template-columns:7fr 5fr}}
@media (min-width:1024px){.hero{padding:88px 0 76px}}
.crumb{display:flex;align-items:center;gap:8px;font-size:13.5px;color:var(--ink-2);margin-bottom:20px;flex-wrap:wrap}
.crumb a:hover{color:var(--brand-2)}
.crumb span.sep{opacity:.5}
.hero h1{font-size:clamp(30px,5vw,52px);line-height:1.15;font-weight:800;letter-spacing:-.02em;margin-bottom:20px}
.grad-text{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero-sub{font-size:17px;color:var(--ink-2);max-width:620px;margin-bottom:16px}
.hero-lead{font-size:15.5px;color:var(--ink-2);max-width:640px;margin-bottom:28px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:30px}
.hero-badges{display:flex;flex-wrap:wrap;gap:12px}
.badge-pill{display:inline-flex;align-items:center;gap:8px;background:#fff;border:1px solid var(--line);border-radius:999px;padding:9px 16px;font-size:13.5px;color:var(--ink-2);box-shadow:var(--shadow-1)}
.badge-pill b{font-variant-numeric:tabular-nums;color:var(--brand-3);font-size:16px;font-weight:800}
.hero-cover{position:relative;border-radius:var(--r-xl);overflow:hidden;box-shadow:var(--shadow-2);aspect-ratio:16/9;background:#fff}
.hero-cover img{width:100%;height:100%;object-fit:cover}
.hero-cover .cover-veil{position:absolute;inset:0;background:linear-gradient(180deg,rgba(23,18,38,0) 42%,rgba(23,18,38,.72) 100%)}
.hero-cover .cover-tag{position:absolute;top:16px;left:16px;background:rgba(255,255,255,.94);border-radius:999px;padding:7px 14px;font-size:13px;font-weight:700;color:var(--brand-3)}
.hero-cover .cover-state{position:absolute;top:16px;right:16px;display:inline-flex;align-items:center;gap:7px;background:rgba(20,200,176,.94);border-radius:999px;padding:7px 14px;font-size:13px;font-weight:700;color:#04302b}
.hero-cover .cover-state i{width:7px;height:7px;border-radius:50%;background:#04302b;display:inline-block;animation:pulse 1.6s infinite}
@keyframes pulse{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.45;transform:scale(.8)}}
.hero-cover .cover-cap{position:absolute;left:20px;right:20px;bottom:18px;color:#fff}
.hero-cover .cover-cap p{font-size:14.5px;line-height:1.7;opacity:.92}

/* ---------- sections ---------- */
.section{padding:56px 0}
@media (min-width:1024px){.section{padding:96px 0}}
.section-soft{background:var(--bg-soft)}
.section-white{background:#fff}
.section-dark{background:var(--dark);color:#fff}
.sec-head{max-width:760px;margin-bottom:36px}
.sec-eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:700;letter-spacing:.06em;color:var(--brand-2);background:#fff;border:1px solid var(--line);border-radius:999px;padding:6px 14px;margin-bottom:16px}
.sec-head h2{font-size:clamp(24px,3.2vw,36px);line-height:1.25;font-weight:800;letter-spacing:-.02em;margin-bottom:14px}
.sec-head p{color:var(--ink-2);font-size:16px}
.section-dark .sec-head p{color:rgba(255,255,255,.78)}
.section-dark .sec-eyebrow{background:rgba(255,255,255,.1);border-color:rgba(255,255,255,.18);color:#fff}

/* ---------- quick entry cards ---------- */
.entry-grid{display:grid;gap:20px}
@media (min-width:640px){.entry-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (min-width:1024px){.entry-grid{grid-template-columns:repeat(4,minmax(0,1fr))}}
.entry-card{background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);padding:26px 22px;position:relative;transition:transform .22s,box-shadow .22s,border-color .22s;display:flex;flex-direction:column;gap:12px;height:100%}
.entry-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-2);border-color:#F5CEDA}
.entry-icon{width:46px;height:46px;border-radius:16px;display:inline-flex;align-items:center;justify-content:center;background:var(--bg-soft);color:var(--brand-3);font-weight:800;font-size:18px;font-variant-numeric:tabular-nums}
.entry-card h3{font-size:19px;font-weight:800;letter-spacing:-.01em}
.entry-card p{font-size:14.8px;color:var(--ink-2)}
.entry-card .entry-link{margin-top:auto;font-size:14px;font-weight:700;color:var(--brand-3)}
.entry-card .entry-link::after{content:" →";transition:margin .2s}
.entry-card:hover .entry-link::after{margin-left:4px}

/* ---------- chips ---------- */
.chip-bar{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:34px}
.chip{display:inline-flex;align-items:center;padding:10px 18px;border-radius:999px;background:#fff;border:1px solid var(--line);font-size:14px;font-weight:600;color:var(--ink-2);transition:all .2s;min-height:42px}
.chip:hover{border-color:var(--brand-2);color:var(--brand-2);transform:translateY(-2px)}
.chip.is-on{background:var(--grad);border-color:transparent;color:#fff;box-shadow:0 10px 22px rgba(255,61,119,.26)}

/* ---------- doc layout ---------- */
.doc-layout{display:grid;gap:30px;align-items:start}
@media (min-width:1024px){.doc-layout{grid-template-columns:258px minmax(0,1fr)}}
.doc-nav{background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);padding:20px 16px;box-shadow:var(--shadow-1)}
@media (min-width:1024px){.doc-nav{position:sticky;top:96px}}
.doc-nav-title{font-size:13px;font-weight:700;letter-spacing:.08em;color:var(--ink-2);padding:0 10px 10px}
.doc-nav a{display:flex;align-items:center;gap:10px;padding:11px 12px;border-radius:14px;font-size:14.8px;color:var(--ink-2);font-weight:600;transition:background .2s,color .2s}
.doc-nav a .idx{width:22px;height:22px;border-radius:8px;background:var(--bg-soft);color:var(--brand-3);font-size:12px;display:inline-flex;align-items:center;justify-content:center;font-weight:800;flex:0 0 auto}
.doc-nav a:hover{background:var(--bg-soft);color:var(--ink)}
.doc-nav a.is-active{background:var(--bg-soft);color:var(--ink)}
.doc-nav a.is-active .idx{background:var(--grad);color:#fff}
.doc-tip{margin-top:14px;padding:14px;border-radius:16px;background:var(--bg);font-size:13.5px;color:var(--ink-2)}

.doc-block{background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);padding:28px 24px;margin-bottom:26px;box-shadow:var(--shadow-1);scroll-margin-top:100px}
@media (min-width:768px){.doc-block{padding:34px 32px}}
.doc-block h2{font-size:clamp(21px,2.4vw,26px);font-weight:800;letter-spacing:-.01em;margin-bottom:10px}
.doc-block > p{color:var(--ink-2);margin-bottom:22px}
.doc-list{display:grid;gap:16px}
@media (min-width:768px){.doc-list.two{grid-template-columns:repeat(2,minmax(0,1fr))}}
.doc-item{border:1px solid var(--line);border-radius:var(--r-md);padding:20px;background:var(--bg);transition:border-color .22s,transform .22s,box-shadow .22s}
.doc-item:hover{border-color:#F5CEDA;transform:translateY(-3px);box-shadow:var(--shadow-1);background:#fff}
.doc-item h4{font-size:16.5px;font-weight:800;margin-bottom:8px;display:flex;align-items:center;gap:8px}
.doc-item h4 em{font-style:normal;width:6px;height:18px;border-radius:3px;background:var(--grad);display:inline-block}
.doc-item p{font-size:14.6px;color:var(--ink-2)}
.doc-note{margin-top:20px;display:flex;gap:14px;align-items:flex-start;background:var(--bg-soft);border-radius:var(--r-md);padding:18px 20px}
.doc-note strong{color:var(--brand-3)}
.doc-note p{font-size:14.6px;color:var(--ink-2)}

/* ---------- flow ---------- */
.flow{display:grid;gap:18px;counter-reset:step}
@media (min-width:640px){.flow{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (min-width:1024px){.flow{grid-template-columns:repeat(4,minmax(0,1fr))}}
.flow-item{position:relative;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.16);border-radius:var(--r-lg);padding:26px 22px;transition:transform .22s,background .22s,border-color .22s}
.flow-item:hover{transform:translateY(-4px);background:rgba(255,255,255,.1);border-color:rgba(255,255,255,.3)}
.flow-num{width:44px;height:44px;border-radius:14px;background:var(--grad);color:#fff;display:inline-flex;align-items:center;justify-content:center;font-weight:800;font-variant-numeric:tabular-nums;margin-bottom:16px}
.flow-item h3{font-size:17.5px;font-weight:800;margin-bottom:10px}
.flow-item p{font-size:14.6px;color:rgba(255,255,255,.76)}
.flow-line{display:none}

/* ---------- gallery split ---------- */
.split{display:grid;gap:34px;align-items:center}
@media (min-width:1024px){.split{grid-template-columns:6fr 6fr}}
.split-media{position:relative;border-radius:var(--r-xl);overflow:hidden;aspect-ratio:16/10;box-shadow:var(--shadow-2)}
.split-media img{width:100%;height:100%;object-fit:cover;transition:transform .5s}
.split-media:hover img{transform:scale(1.04)}
.split-media .media-veil{position:absolute;inset:0;background:linear-gradient(180deg,rgba(23,18,38,0) 45%,rgba(23,18,38,.66) 100%)}
.split-media .media-cap{position:absolute;left:20px;right:20px;bottom:18px;color:#fff;font-size:14.5px}
.split-copy h3{font-size:clamp(20px,2.6vw,27px);font-weight:800;margin-bottom:14px;letter-spacing:-.01em}
.split-copy p{color:var(--ink-2);margin-bottom:14px;font-size:15.6px}
.tick-list{display:grid;gap:10px;margin-top:8px}
.tick-list li{display:flex;gap:10px;align-items:flex-start;font-size:14.8px;color:var(--ink-2)}
.tick-list li::before{content:"✓";flex:0 0 auto;width:22px;height:22px;border-radius:8px;background:rgba(20,200,176,.16);color:#0E8E7D;font-size:13px;font-weight:800;display:inline-flex;align-items:center;justify-content:center}

/* ---------- faq ---------- */
.faq-wrap{display:grid;gap:14px;max-width:920px;margin:0 auto}
.faq-item{position:relative;background:#fff;border:1px solid var(--line);border-radius:18px;transition:box-shadow .22s,border-color .22s}
.faq-item::before{content:"";position:absolute;left:0;top:16px;bottom:16px;width:3px;border-radius:3px;background:var(--grad);opacity:0;transition:opacity .25s}
.faq-item[open]{box-shadow:var(--shadow-1);border-color:#F3D9E4}
.faq-item[open]::before{opacity:1}
.faq-item summary{list-style:none;cursor:pointer;padding:20px 22px;display:flex;align-items:center;justify-content:space-between;gap:16px;font-weight:700;font-size:16.5px;min-height:44px}
.faq-item summary::-webkit-details-marker{display:none}
.faq-icon{position:relative;width:24px;height:24px;flex:0 0 auto;border-radius:50%;background:var(--bg-soft)}
.faq-icon::before,.faq-icon::after{content:"";position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);background:var(--brand-3);border-radius:2px}
.faq-icon::before{width:11px;height:2px}
.faq-icon::after{width:2px;height:11px;transition:transform .25s}
.faq-item[open] .faq-icon::after{transform:translate(-50%,-50%) scaleY(0)}
.faq-body{padding:0 22px 22px;color:var(--ink-2);font-size:15.2px}

/* ---------- form / cta ---------- */
.cta-panel{background:var(--dark);border-radius:var(--r-xl);padding:38px 26px;color:#fff;position:relative;overflow:hidden}
@media (min-width:1024px){.cta-panel{padding:56px 48px}}
.cta-panel::before{content:"";position:absolute;right:-120px;top:-120px;width:360px;height:360px;border-radius:50%;background:radial-gradient(circle,rgba(255,61,119,.42),rgba(107,60,240,0) 70%)}
.cta-panel::after{content:"";position:absolute;left:-100px;bottom:-140px;width:320px;height:320px;border-radius:50%;background:radial-gradient(circle,rgba(20,200,176,.28),rgba(20,200,176,0) 70%)}
.cta-inner{position:relative;z-index:2;display:grid;gap:34px}
@media (min-width:1024px){.cta-inner{grid-template-columns:5fr 7fr;align-items:start}}
.cta-inner h2{font-size:clamp(23px,3vw,32px);font-weight:800;margin-bottom:14px;letter-spacing:-.02em}
.cta-inner p.lead{color:rgba(255,255,255,.78);font-size:15.6px;margin-bottom:22px}
.cta-mini{display:grid;gap:12px}
.cta-mini div{display:flex;gap:10px;align-items:flex-start;font-size:14.6px;color:rgba(255,255,255,.8)}
.cta-mini div::before{content:"";width:8px;height:8px;border-radius:50%;background:var(--accent);margin-top:10px;flex:0 0 auto}
.form-card{background:#fff;border-radius:var(--r-lg);padding:26px 22px;color:var(--ink);box-shadow:var(--shadow-2)}
@media (min-width:768px){.form-card{padding:30px 28px}}
.form-grid{display:grid;gap:16px}
@media (min-width:640px){.form-grid .row-2{display:grid;grid-template-columns:1fr 1fr;gap:16px}}
.field label{display:block;font-size:13.6px;font-weight:700;color:var(--ink-2);margin-bottom:7px}
.field input,.field select,.field textarea{width:100%;border:1px solid var(--line);border-radius:16px;background:#fff;padding:13px 16px;font-size:15px;transition:border-color .2s,box-shadow .2s;min-height:48px}
.field textarea{min-height:110px;resize:vertical;line-height:1.75}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--brand-1);box-shadow:0 0 0 3px rgba(255,92,57,.18)}
.field input::placeholder,.field textarea::placeholder{color:#9C95AE}
.check-row{display:flex;gap:10px;align-items:flex-start;font-size:13.6px;color:var(--ink-2)}
.check-row input{width:18px;height:18px;margin-top:5px;accent-color:var(--brand-2);flex:0 0 auto;min-height:auto}
.form-foot{display:flex;align-items:center;gap:14px;flex-wrap:wrap;justify-content:space-between}
.form-hint{font-size:13.4px;color:var(--ink-2)}
.form-msg{display:none;margin-top:6px;font-size:14px;font-weight:600;color:#0E8E7D}
.form-msg.is-on{display:block}
.form-msg.is-err{color:#E5484D}

/* ---------- related channels ---------- */
.rel-grid{display:grid;gap:20px}
@media (min-width:768px){.rel-grid{grid-template-columns:repeat(3,minmax(0,1fr))}}
.rel-card{background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);padding:24px 22px;transition:transform .22s,box-shadow .22s,border-color .22s;display:flex;flex-direction:column;gap:10px}
.rel-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-2);border-color:#F5CEDA}
.rel-card .rel-tag{font-size:12.6px;font-weight:700;color:var(--brand-3);background:var(--bg-soft);border-radius:999px;padding:5px 12px;align-self:flex-start}
.rel-card h3{font-size:18px;font-weight:800}
.rel-card p{font-size:14.6px;color:var(--ink-2)}
.rel-card.is-now{background:linear-gradient(150deg,#FFF4F0,#F4EEFF)}
.rel-card .rel-go{margin-top:auto;font-size:14px;font-weight:700;color:var(--brand-2)}

/* ---------- footer ---------- */
.site-footer{background:var(--dark);color:rgba(255,255,255,.78);padding:56px 0 26px;margin-top:0}
.footer-grid{display:grid;gap:32px}
@media (min-width:768px){.footer-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (min-width:1024px){.footer-grid{grid-template-columns:1.5fr 1fr 1fr 1.2fr}}
.footer-brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:17px;margin-bottom:14px;color:#fff}
.footer-brand .txt{background:linear-gradient(120deg,#FF8A6E,#FF6E9C 50%,#A98BFF);-webkit-background-clip:text;background-clip:text;color:transparent}
.site-footer p{font-size:14.4px;line-height:1.85}
.footer-title{font-size:14px;font-weight:800;color:#fff;margin-bottom:14px}
.footer-links{display:grid;gap:10px}
.footer-links a{font-size:14.4px;transition:color .2s}
.footer-links a:hover{color:var(--accent)}
.footer-bottom{margin-top:38px;padding-top:20px;border-top:1px solid rgba(255,255,255,.14);display:flex;flex-wrap:wrap;gap:14px;align-items:center;justify-content:space-between;font-size:13.6px}
.to-top{border:1px solid rgba(255,255,255,.22);border-radius:999px;padding:9px 18px;color:rgba(255,255,255,.85);font-size:13.6px;transition:background .2s,color .2s,border-color .2s;min-height:40px}
.to-top:hover{background:rgba(255,255,255,.12);color:#fff;border-color:rgba(255,255,255,.4)}

@media (prefers-reduced-motion:reduce){
  *{animation-duration:.01ms !important;transition-duration:.01ms !important;scroll-behavior:auto !important}
}