/* roulang page: index */
:root{
  --bg-0:#070C15;
  --bg-1:#0B1523;
  --surface:rgba(255,255,255,.045);
  --surface-2:rgba(255,255,255,.085);
  --line:rgba(255,255,255,.10);
  --brand:#19D3AE;
  --brand-deep:#0E9C81;
  --indigo:#5B7CFF;
  --amber:#FFB454;
  --text-1:#EAF1FA;
  --text-2:#9CAEC6;
  --text-3:#6B7E96;
  --r-sm:10px;
  --r-md:14px;
  --r-lg:20px;
  --r-xl:28px;
  --shadow:0 12px 32px -14px rgba(0,0,0,.65);
  --glow:0 0 0 1px rgba(25,211,174,.35),0 14px 38px -12px rgba(25,211,174,.5);
  --section:96px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--bg-0);
  color:var(--text-1);
  font-family:"HarmonyOS Sans SC","PingFang SC","Microsoft YaHei",system-ui,sans-serif;
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none;transition:color .18s ease}
a:hover{color:var(--brand)}
button{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);outline-offset:2px;border-radius:6px}
::selection{background:rgba(25,211,174,.3);color:#fff}

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

.section{padding:var(--section) 0;position:relative}
@media(max-width:1023px){:root{--section:72px}}
@media(max-width:767px){:root{--section:56px}}

.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;letter-spacing:.08em;text-transform:uppercase;
  color:var(--brand);font-weight:600;
}
.eyebrow::before{content:"";width:22px;height:1px;background:var(--brand);opacity:.7}
.section-title{font-size:clamp(23px,3vw,36px);line-height:1.2;font-weight:700;letter-spacing:-.01em;margin-top:14px}
.section-sub{color:var(--text-2);font-size:15px;max-width:46em;margin-top:14px}

/* ---------- header ---------- */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:80;
  transition:background .2s ease,border-color .2s ease,backdrop-filter .2s ease;
  border-bottom:1px solid transparent;
}
.site-header.is-scrolled{
  background:rgba(7,12,21,.78);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
}
.nav-grid{
  display:grid;grid-template-columns:1fr auto 1fr;align-items:center;
  gap:20px;height:74px;
}
.nav-list{display:flex;align-items:center;gap:26px}
.nav-list.right{justify-content:flex-end;gap:18px}
.nav-link{
  font-size:14px;color:var(--text-2);position:relative;padding:6px 0;font-weight:500;
  white-space:nowrap;
}
.nav-link::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:1px;
  background:var(--brand);transform:scaleX(0);transform-origin:left;
  transition:transform .2s ease;
}
.nav-link:hover,.nav-link.is-active{color:var(--text-1)}
.nav-link:hover::after,.nav-link.is-active::after{transform:scaleX(1)}
.brand{display:inline-flex;align-items:center;gap:10px;font-weight:700;font-size:19px;letter-spacing:-.01em;color:var(--text-1)}
.brand:hover{color:var(--text-1)}
.brand-mark{
  width:20px;height:20px;border-radius:6px;
  background:linear-gradient(135deg,var(--brand),var(--indigo));
  box-shadow:0 0 0 1px rgba(25,211,174,.4),0 6px 16px -6px rgba(25,211,174,.8);
  flex:0 0 auto;
}
.brand-text{white-space:nowrap}

.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:12px 22px;border-radius:12px;
  font-size:15px;font-weight:600;line-height:1;cursor:pointer;
  border:1px solid transparent;transition:transform .18s ease,box-shadow .18s ease,background .18s ease,border-color .18s ease,color .18s ease;
}
.btn-primary{
  background:linear-gradient(135deg,var(--brand),var(--brand-deep));
  color:#04231D;box-shadow:0 10px 26px -12px rgba(25,211,174,.8);
}
.btn-primary:hover{transform:translateY(-2px);color:#04231D;box-shadow:0 0 0 1px rgba(25,211,174,.45),0 16px 36px -12px rgba(25,211,174,.85)}
.btn-primary:active{transform:translateY(0)}
.btn-ghost{
  background:transparent;border:1px solid var(--line);color:var(--text-1);
}
.btn-ghost:hover{border-color:rgba(25,211,174,.6);background:var(--surface);color:var(--text-1);transform:translateY(-2px)}
.btn-ghost:active{transform:translateY(0)}
.btn-sm{min-height:38px;padding:9px 16px;font-size:14px;border-radius:10px}
.btn-block{width:100%}

.nav-toggle{
  display:none;width:44px;height:44px;align-items:center;justify-content:center;
  background:var(--surface);border:1px solid var(--line);border-radius:12px;color:var(--text-1);cursor:pointer;
}
.nav-toggle span{display:block;width:18px;height:1.5px;background:currentColor;position:relative;transition:transform .2s ease,opacity .2s ease}
.nav-toggle span::before,.nav-toggle span::after{content:"";position:absolute;left:0;width:18px;height:1.5px;background:currentColor;transition:transform .2s ease,opacity .2s ease}
.nav-toggle span::before{top:-6px}
.nav-toggle span::after{top:6px}
.nav-toggle.is-open span{background:transparent}
.nav-toggle.is-open span::before{transform:translateY(6px) rotate(45deg)}
.nav-toggle.is-open span::after{transform:translateY(-6px) rotate(-45deg)}

.mobile-drawer{
  position:fixed;inset:74px 0 0 0;z-index:75;background:rgba(7,12,21,.97);
  backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);
  transform:translateY(-8px);opacity:0;pointer-events:none;transition:opacity .22s ease,transform .22s ease;
  padding:18px 20px 26px;overflow-y:auto;
}
.mobile-drawer.is-open{opacity:1;transform:translateY(0);pointer-events:auto}
.mobile-drawer a{
  display:flex;align-items:center;justify-content:space-between;
  height:48px;padding:0 14px;border-bottom:1px solid var(--line);
  font-size:15px;color:var(--text-1);border-radius:8px;
}
.mobile-drawer a::after{content:"›";color:var(--text-3);font-size:18px}
.mobile-drawer a:hover{background:var(--surface)}
.mobile-drawer .drawer-cta{margin-top:20px;display:block;height:auto;justify-content:center;border:none}
.mobile-drawer .drawer-cta::after{display:none}
@media(max-width:1023px){
  .nav-list{display:none}
  .nav-toggle{display:inline-flex}
  .nav-grid{grid-template-columns:44px 1fr 44px;height:66px}
  .nav-grid .brand{justify-self:center}
  .mobile-drawer{inset:66px 0 0 0}
}

/* ---------- hero ---------- */
.hero{
  position:relative;padding-top:150px;padding-bottom:88px;overflow:hidden;
  background-image:linear-gradient(105deg,rgba(7,12,21,.95) 0%,rgba(7,12,21,.72) 58%,rgba(7,12,21,.45) 100%),
    url('/assets/images/backpic/back-1.webp');
  background-size:cover;background-position:center;
}
.hero::after{
  content:"";position:absolute;left:-8%;bottom:-30%;width:620px;height:620px;border-radius:50%;
  background:radial-gradient(circle,rgba(25,211,174,.18),transparent 68%);
  pointer-events:none;
}
.hero-inner{position:relative;z-index:2;display:grid;grid-template-columns:1fr;gap:44px}
@media(min-width:1024px){.hero-inner{grid-template-columns:7fr 5fr;gap:48px;align-items:center}}
.hero h1{
  font-size:clamp(30px,4.6vw,54px);line-height:1.15;font-weight:700;letter-spacing:-.01em;margin-top:18px;
}
.hero h1 .accent{
  background:linear-gradient(100deg,var(--brand),var(--indigo));
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero-lead{color:var(--text-2);font-size:16px;max-width:34em;margin-top:20px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px}
.hero-metrics{display:grid;grid-template-columns:repeat(2,1fr);gap:20px;margin-top:44px;max-width:520px}
@media(min-width:640px){.hero-metrics{grid-template-columns:repeat(4,1fr)}}
.metric-num{
  font-size:clamp(24px,3vw,32px);font-weight:700;line-height:1;color:var(--text-1);
  font-variant-numeric:tabular-nums;letter-spacing:-.02em;
}
.metric-num small{font-size:12px;font-weight:600;color:var(--brand);margin-left:4px}
.metric-label{font-size:12px;color:var(--text-3);margin-top:8px;line-height:1.5}

.glass{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  backdrop-filter:blur(10px);
  -webkit-backdrop-filter:blur(10px);
  position:relative;
  overflow:hidden;
}
.glass::before{
  content:"";position:absolute;top:0;left:0;right:0;height:1px;
  background:linear-gradient(90deg,rgba(25,211,174,.75),rgba(25,211,174,0));
}
.hero-panel{
  padding:26px;border-radius:var(--r-xl);
  backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);
  box-shadow:var(--shadow);
}
.panel-head{display:flex;align-items:flex-start;justify-content:space-between;gap:16px}
.panel-title{font-size:15px;font-weight:600;color:var(--text-1)}
.panel-sub{font-size:12px;color:var(--text-3);margin-top:4px}
.panel-task{margin-top:22px}
.task-row{display:flex;align-items:center;justify-content:space-between;font-size:13px;color:var(--text-2);margin-bottom:10px}
.task-row strong{color:var(--text-1);font-variant-numeric:tabular-nums;font-size:15px}
.track{height:8px;border-radius:999px;background:var(--surface-2);overflow:hidden;position:relative}
.track > i{
  display:block;height:100%;border-radius:999px;
  background:linear-gradient(90deg,var(--brand-deep),var(--brand));
  box-shadow:0 0 12px rgba(25,211,174,.6);
}
.badges{display:flex;flex-wrap:wrap;gap:8px;margin-top:22px}
.badge{
  display:inline-flex;align-items:center;gap:6px;height:24px;padding:0 10px;
  font-size:12px;border-radius:999px;border:1px solid rgba(25,211,174,.35);
  background:rgba(25,211,174,.1);color:var(--brand);white-space:nowrap;
}
.badge.muted{border-color:var(--line);background:rgba(255,255,255,.06);color:var(--text-2)}
.badge.warm{border-color:rgba(255,180,84,.4);background:rgba(255,180,84,.12);color:var(--amber)}
.reward-float{
  position:absolute;right:-14px;bottom:-14px;
  padding:10px 16px;border-radius:14px;
  background:linear-gradient(135deg,rgba(255,180,84,.22),rgba(255,180,84,.08));
  border:1px solid rgba(255,180,84,.45);
  color:var(--amber);font-size:13px;font-weight:700;
  box-shadow:0 16px 34px -16px rgba(255,180,84,.7);
  font-variant-numeric:tabular-nums;
}
@media(max-width:1023px){
  .hero{padding-top:118px;padding-bottom:60px}
  .reward-float{display:none}
  .hero-panel{width:100%}
}

/* ---------- zigzag ---------- */
.zigzag{border-top:1px solid var(--line)}
.zig-item{
  display:grid;grid-template-columns:1fr;gap:18px;
  padding:38px 0;border-bottom:1px solid var(--line);align-items:start;
}
@media(min-width:1024px){
  .zig-item{grid-template-columns:110px 1fr 1fr;gap:34px;align-items:center}
  .zig-item.flip .zig-num{order:3;text-align:right}
  .zig-item.flip .zig-body{order:1}
  .zig-item.flip .zig-copy{order:2}
}
.zig-num{
  font-size:clamp(44px,6vw,64px);font-weight:700;line-height:1;
  color:transparent;-webkit-text-stroke:1px rgba(234,241,250,.28);
  opacity:.62;letter-spacing:-.03em;font-variant-numeric:tabular-nums;
}
.zig-body h3{font-size:21px;font-weight:600;line-height:1.4}
.zig-body h3 span{color:var(--brand);margin-right:8px;font-size:14px;font-weight:600;vertical-align:2px}
.zig-copy p{color:var(--text-2);font-size:15px;max-width:34em}
.link-more{
  display:inline-flex;align-items:center;gap:6px;margin-top:14px;font-size:14px;font-weight:600;
  color:var(--text-1);border-bottom:1px solid rgba(25,211,174,.35);padding-bottom:2px;
}
.link-more:hover{color:var(--brand);border-bottom-color:var(--brand)}

/* ---------- reward rail ---------- */
.rail-wrap{position:relative;margin-top:36px}
.rail{
  display:flex;gap:20px;overflow-x:auto;padding-bottom:14px;scroll-snap-type:x mandatory;
  scrollbar-width:thin;
}
@media(min-width:1024px){.rail{padding-right:0}}
.rail::-webkit-scrollbar{height:6px}
.rail::-webkit-scrollbar-thumb{background:var(--surface-2);border-radius:999px}
.rail-card{
  flex:0 0 84%;scroll-snap-align:start;
  border-radius:var(--r-lg);overflow:hidden;
  background:var(--surface);border:1px solid var(--line);
  backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);
  box-shadow:var(--shadow);transition:transform .2s ease,border-color .2s ease;
}
@media(min-width:640px){.rail-card{flex:0 0 48%}}
@media(min-width:1024px){.rail-card{flex:0 0 33%}}
@media(min-width:1280px){.rail-card{flex:0 0 30%}}
.rail-card:hover{transform:translateY(-3px);border-color:rgba(25,211,174,.45)}
.rail-cover{position:relative;aspect-ratio:16/9;overflow:hidden;background:#0d1826}
.rail-cover img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease}
.rail-card:hover .rail-cover img{transform:scale(1.04)}
.rail-cover::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(7,12,21,.1),rgba(7,12,21,.72))}
.rail-cover .badge{position:absolute;top:12px;left:12px;z-index:2;background:rgba(7,12,21,.7)}
.rail-body{padding:18px}
.rail-title{font-size:16px;font-weight:600;line-height:1.5}
.rail-desc{font-size:13px;color:var(--text-2);margin-top:8px;line-height:1.7}
.reward-value{
  display:flex;align-items:baseline;gap:6px;margin-top:16px;
  color:var(--amber);font-weight:700;font-variant-numeric:tabular-nums;font-size:28px;line-height:1;
}
.reward-value small{font-size:12px;font-weight:600;color:rgba(255,180,84,.75)}
.rail-track{height:6px;border-radius:999px;background:var(--surface-2);margin-top:16px;overflow:hidden}
.rail-track i{display:block;height:100%;border-radius:999px;background:linear-gradient(90deg,rgba(255,180,84,.85),var(--brand))}
.rail-wrap::after{
  content:"";position:absolute;top:0;right:0;bottom:20px;width:56px;pointer-events:none;
  background:linear-gradient(90deg,rgba(7,12,21,0),rgba(7,12,21,.9));
}
@media(min-width:1024px){.rail-wrap::after{display:none}}

/* ---------- task panel ---------- */
.task-panel{
  display:grid;grid-template-columns:1fr;gap:34px;
  padding:30px;border-radius:var(--r-xl);margin-top:36px;
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  box-shadow:var(--shadow);
}
@media(min-width:1024px){.task-panel{grid-template-columns:320px 1fr;padding:40px;gap:48px}}
.stepper{position:relative;padding-left:28px}
.stepper::before{content:"";position:absolute;left:9px;top:10px;bottom:10px;width:2px;background:var(--surface-2)}
.step{position:relative;padding:0 0 26px 0}
.step:last-child{padding-bottom:0}
.step::before{
  content:"";position:absolute;left:-27px;top:5px;width:14px;height:14px;border-radius:50%;
  background:var(--bg-1);border:1px solid var(--text-3);
}
.step.done::before{background:var(--brand);border-color:var(--brand);box-shadow:0 0 0 3px rgba(25,211,174,.16)}
.step.current::before{background:transparent;border:2px solid var(--brand);box-shadow:0 0 0 4px rgba(25,211,174,.18),0 0 14px rgba(25,211,174,.6)}
.step h4{font-size:15px;font-weight:600}
.step p{font-size:13px;color:var(--text-3);margin-top:4px;line-height:1.6}
.task-right{display:grid;grid-template-columns:1fr;gap:28px;align-items:center}
@media(min-width:768px){.task-right{grid-template-columns:1fr auto}}
.task-copy h3{font-size:20px;font-weight:600}
.task-copy p{color:var(--text-2);font-size:15px;margin-top:12px;max-width:36em}
.task-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px}
.ring{
  width:148px;height:148px;border-radius:50%;display:grid;place-items:center;
  background:conic-gradient(var(--brand) 0 68%,rgba(255,255,255,.08) 68% 100%);
  position:relative;margin:0 auto;
}
.ring::after{content:"";position:absolute;inset:10px;border-radius:50%;background:var(--bg-1)}
.ring-inner{position:relative;z-index:2;text-align:center}
.ring-inner b{font-size:30px;font-weight:700;font-variant-numeric:tabular-nums;line-height:1;display:block}
.ring-inner span{font-size:12px;color:var(--text-3);display:block;margin-top:6px}

/* ---------- cms list ---------- */
.list-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;flex-wrap:wrap}
.cms-grid{display:grid;grid-template-columns:1fr;gap:24px;margin-top:36px}
@media(min-width:768px){.cms-grid{grid-template-columns:repeat(2,1fr)}}
@media(min-width:1024px){.cms-grid{grid-template-columns:repeat(3,1fr)}}
.cms-card{
  display:flex;flex-direction:column;border-radius:var(--r-lg);overflow:hidden;
  background:var(--surface);border:1px solid var(--line);
  backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);
  box-shadow:var(--shadow);transition:transform .2s ease,border-color .2s ease;
}
.cms-card:hover{transform:translateY(-3px);border-color:rgba(25,211,174,.45);color:inherit}
.cms-cover{aspect-ratio:16/9;overflow:hidden;background:#0d1826;position:relative}
.cms-cover img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease}
.cms-card:hover .cms-cover img{transform:scale(1.04)}
.cms-body{padding:18px;display:flex;flex-direction:column;flex:1}
.cms-meta{display:flex;align-items:center;gap:10px;font-size:12px;color:var(--text-3);margin-bottom:10px}
.cms-title{font-size:16px;font-weight:600;line-height:1.55;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.cms-excerpt{font-size:13px;color:var(--text-2);line-height:1.75;margin-top:10px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.cms-foot{margin-top:auto;padding-top:14px;font-size:13px;color:var(--brand);font-weight:600}
.empty-state{
  margin-top:36px;min-height:240px;border:1px dashed var(--line);border-radius:var(--r-lg);
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:16px;
  background:rgba(255,255,255,.02);text-align:center;padding:32px;
}
.empty-state p{color:var(--text-2);font-size:15px}

/* ---------- cta band ---------- */
.cta-band{
  position:relative;overflow:hidden;border-radius:var(--r-xl);
  padding:34px 28px;display:grid;grid-template-columns:1fr;gap:22px;align-items:center;
  background:linear-gradient(100deg,rgba(25,211,174,.12),rgba(91,124,255,.08));
  border:1px solid rgba(25,211,174,.24);
}
@media(min-width:768px){.cta-band{grid-template-columns:1fr auto;padding:42px 40px}}
.cta-band::after{
  content:"";position:absolute;right:-10%;top:-60%;width:420px;height:420px;border-radius:50%;
  background:radial-gradient(circle,rgba(25,211,174,.22),transparent 62%);pointer-events:none;
}
.cta-band h2{font-size:clamp(21px,2.6vw,30px);font-weight:700;line-height:1.3;position:relative;z-index:2}
.cta-band p{color:var(--text-2);font-size:15px;margin-top:10px;max-width:42em;position:relative;z-index:2}
.cta-band .btn{position:relative;z-index:2}

/* ---------- faq ---------- */
.faq-list{max-width:860px;margin:36px auto 0;border-top:1px solid var(--line)}
.faq-item{border-bottom:1px solid var(--line)}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:18px;
  background:none;border:0;color:var(--text-1);text-align:left;cursor:pointer;
  padding:20px 4px 20px 0;font-size:16px;font-weight:600;line-height:1.6;
  transition:color .18s ease;
}
.faq-q:hover{color:var(--brand)}
.faq-item.is-open .faq-q{color:var(--brand)}
.faq-icon{
  flex:0 0 auto;width:26px;height:26px;border-radius:50%;
  border:1px solid var(--line);display:grid;place-items:center;
  color:var(--text-2);font-size:14px;transition:transform .18s ease,border-color .18s ease,color .18s ease;
}
.faq-item.is-open .faq-icon{transform:rotate(90deg);border-color:rgba(25,211,174,.6);color:var(--brand)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .22s ease}
.faq-a-inner{padding:0 4px 22px 14px;border-left:3px solid rgba(25,211,174,.55);color:var(--text-2);font-size:15px;line-height:1.85}
.faq-item.is-open .faq-a{max-height:420px}

/* ---------- footer ---------- */
.site-footer{border-top:1px solid var(--line);background:var(--bg-1);padding:64px 0 0;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1fr;gap:36px}
@media(min-width:640px){.footer-grid{grid-template-columns:repeat(2,1fr)}}
@media(min-width:1024px){.footer-grid{grid-template-columns:1.4fr 1fr 1fr 1fr;gap:40px}}
.footer-desc{color:var(--text-2);font-size:14px;margin-top:16px;max-width:30em;line-height:1.8}
.footer-title{font-size:13px;font-weight:600;color:var(--text-1);letter-spacing:.06em;margin-bottom:16px}
.footer-links li{margin-bottom:11px}
.footer-links a{font-size:14px;color:var(--text-2)}
.footer-links a:hover{color:var(--brand)}
.footer-info{font-size:14px;color:var(--text-2);line-height:1.9}
.footer-bottom{
  margin-top:48px;border-top:1px solid var(--line);padding:22px 0 28px;
  display:flex;flex-wrap:wrap;gap:12px;align-items:center;justify-content:space-between;
  font-size:13px;color:var(--text-3);
}
.footer-bottom a{color:var(--text-3)}
.footer-bottom a:hover{color:var(--brand)}

.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}

/* roulang page: article */
:root{
  --bg-0:#070C15;
  --bg-1:#0B1523;
  --surface:rgba(255,255,255,.045);
  --surface-2:rgba(255,255,255,.085);
  --line:rgba(255,255,255,.10);
  --brand:#19D3AE;
  --brand-deep:#0E9C81;
  --indigo:#5B7CFF;
  --amber:#FFB454;
  --text-1:#EAF1FA;
  --text-2:#9CAEC6;
  --text-3:#6B7E96;
  --r-sm:10px;
  --r-md:14px;
  --r-lg:20px;
  --r-xl:28px;
  --shadow:0 12px 32px -14px rgba(0,0,0,.65);
  --shadow-glow:0 0 0 1px rgba(25,211,174,.35),0 14px 38px -12px rgba(25,211,174,.5);
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
html body{
  margin:0;
  padding:0;
  background:var(--bg-0);
  color:var(--text-1);
  font-family:"HarmonyOS Sans SC","PingFang SC","Microsoft YaHei",system-ui,sans-serif;
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  z-index:0;
  pointer-events:none;
  background:
    radial-gradient(760px 420px at 82% -8%,rgba(25,211,174,.13),transparent 68%),
    radial-gradient(620px 380px at 4% 12%,rgba(91,124,255,.11),transparent 70%);
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font-family:inherit}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p{margin:0}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px}

.container{width:100%;max-width:1200px;margin:0 auto;padding:0 32px;position:relative;z-index:1}

/* ---------- header ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:80;
  background:rgba(7,12,21,.72);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid transparent;
  transition:background .2s ease,border-color .2s ease;
}
.site-header.scrolled{
  background:rgba(11,21,35,.86);
  border-bottom-color:var(--line);
}
.nav-grid{
  display:grid;
  grid-template-columns:1fr auto 1fr;
  align-items:center;
  gap:16px;
  min-height:74px;
}
.nav-list{display:flex;align-items:center;gap:4px}
.nav-list.right{justify-content:flex-end}
.nav-link{
  display:inline-flex;
  align-items:center;
  height:44px;
  padding:0 12px;
  font-size:14.5px;
  color:var(--text-2);
  border-radius:var(--r-md);
  transition:color .18s ease,background .18s ease;
  white-space:nowrap;
}
.nav-link:hover{color:var(--text-1);background:var(--surface)}
.nav-link.active{color:var(--brand);background:rgba(25,211,174,.09)}
.brand{
  display:inline-flex;
  align-items:center;
  gap:10px;
  font-size:19px;
  font-weight:700;
  letter-spacing:-.01em;
  color:var(--text-1);
  justify-self:center;
  white-space:nowrap;
}
.brand-mark{
  width:20px;
  height:20px;
  border-radius:6px;
  background:linear-gradient(135deg,var(--brand),var(--indigo));
  box-shadow:0 0 0 1px rgba(25,211,174,.35);
  flex:0 0 auto;
}
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:44px;
  padding:0 22px;
  border-radius:12px;
  border:1px solid transparent;
  font-size:15px;
  font-weight:600;
  cursor:pointer;
  transition:transform .18s ease,box-shadow .18s ease,background .18s ease,border-color .18s ease,color .18s ease;
  white-space:nowrap;
}
.btn-primary{
  background:linear-gradient(135deg,var(--brand),var(--brand-deep));
  color:#04120F;
  box-shadow:0 10px 26px -12px rgba(25,211,174,.75);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:var(--shadow-glow)}
.btn-primary:active{transform:translateY(0)}
.btn-ghost{
  background:transparent;
  border-color:var(--line);
  color:var(--text-1);
}
.btn-ghost:hover{border-color:rgba(25,211,174,.55);background:var(--surface);transform:translateY(-2px)}
.btn-ghost:active{transform:translateY(0)}
.btn-sm{height:38px;padding:0 16px;font-size:14px;border-radius:10px}
.nav-toggle{
  display:none;
  justify-self:end;
  width:44px;
  height:44px;
  border-radius:12px;
  border:1px solid var(--line);
  background:var(--surface);
  position:relative;
  cursor:pointer;
}
.nav-toggle span,
.nav-toggle span::before,
.nav-toggle span::after{
  position:absolute;
  left:50%;
  width:18px;
  height:2px;
  border-radius:2px;
  background:var(--text-1);
  transform:translateX(-50%);
  transition:transform .2s ease,opacity .2s ease;
  content:"";
}
.nav-toggle span{top:50%;margin-top:-1px}
.nav-toggle span::before{top:-6px}
.nav-toggle span::after{top:6px}
.nav-toggle[aria-expanded="true"] span{background:transparent}
.nav-toggle[aria-expanded="true"] span::before{transform:translateX(-50%) translateY(6px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] span::after{transform:translateX(-50%) translateY(-6px) rotate(-45deg)}

/* ---------- mobile drawer ---------- */
.mobile-drawer{
  position:fixed;
  inset:0;
  z-index:75;
  background:rgba(7,12,21,.97);
  backdrop-filter:blur(18px);
  -webkit-backdrop-filter:blur(18px);
  padding:96px 24px 32px;
  display:flex;
  flex-direction:column;
  gap:4px;
  transform:translateY(-102%);
  transition:transform .3s ease;
  overflow-y:auto;
}
.mobile-drawer.open{transform:translateY(0)}
.mobile-drawer .drawer-link{
  display:flex;
  align-items:center;
  justify-content:space-between;
  min-height:52px;
  padding:0 6px;
  border-bottom:1px solid var(--line);
  color:var(--text-2);
  font-size:16px;
}
.mobile-drawer .drawer-link.active{color:var(--brand)}
.mobile-drawer .drawer-link::after{content:"›";font-size:20px;color:var(--text-3)}
.mobile-drawer .btn{margin-top:22px;width:100%}

/* ---------- page hero ---------- */
.page-hero{
  position:relative;
  overflow:hidden;
  padding:44px 0 52px;
  border-bottom:1px solid var(--line);
}
.page-hero::before{
  content:"";
  position:absolute;
  inset:0;
  background:url(/assets/images/backpic/back-2.webp) center/cover no-repeat;
  opacity:.30;
}
.page-hero::after{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(105deg,rgba(7,12,21,.96) 0%,rgba(7,12,21,.80) 55%,rgba(7,12,21,.58) 100%);
}
.page-hero .container{position:relative;z-index:2}
.crumbs{margin-bottom:26px}
.crumbs ol{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--text-3)}
.crumbs li{display:inline-flex;align-items:center;gap:8px}
.crumbs li+li::before{content:"/";color:rgba(255,255,255,.4);margin-right:0}
.crumbs a{color:var(--text-3);transition:color .18s ease}
.crumbs a:hover{color:var(--brand)}
.crumbs [aria-current="page"]{color:var(--text-2);max-width:520px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.badge{
  display:inline-flex;
  align-items:center;
  height:24px;
  padding:0 11px;
  border-radius:999px;
  font-size:12px;
  font-weight:600;
  letter-spacing:.02em;
  border:1px solid rgba(25,211,174,.35);
  background:rgba(25,211,174,.10);
  color:var(--brand);
}
.badge-muted{
  border-color:var(--line);
  background:var(--surface);
  color:var(--text-3);
  font-weight:500;
}
.badge-amber{
  border-color:rgba(255,180,84,.38);
  background:rgba(255,180,84,.12);
  color:var(--amber);
}
.article-head h1{
  font-size:clamp(28px,4.2vw,46px);
  line-height:1.2;
  font-weight:700;
  letter-spacing:-.01em;
  margin:18px 0 0;
  max-width:26em;
  color:var(--text-1);
}
.meta-row{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:8px 18px;
  margin-top:20px;
  font-size:13.5px;
  color:var(--text-3);
}
.meta-row span{display:inline-flex;align-items:center;gap:6px}
.meta-dot{width:4px;height:4px;border-radius:50%;background:var(--text-3);opacity:.6}

/* ---------- article layout ---------- */
.article-layout{
  display:grid;
  grid-template-columns:minmax(0,1fr) 322px;
  gap:48px;
  padding:56px 0 20px;
  align-items:start;
}
.article-main{min-width:0}
.article-body{
  font-size:16px;
  line-height:1.9;
  color:rgba(234,241,250,.88);
}
.article-body p{margin:0 0 20px;max-width:46em}
.article-body h2{
  position:relative;
  font-size:clamp(22px,2.6vw,29px);
  line-height:1.3;
  font-weight:700;
  color:var(--text-1);
  margin:48px 0 16px;
  padding-left:16px;
  scroll-margin-top:96px;
}
.article-body h2::before{
  content:"";
  position:absolute;
  left:0;
  top:.34em;
  bottom:.34em;
  width:4px;
  border-radius:2px;
  background:linear-gradient(180deg,var(--brand),var(--brand-deep));
}
.article-body h3{
  font-size:20px;
  font-weight:600;
  line-height:1.45;
  color:var(--text-1);
  margin:32px 0 12px;
}
.article-body h4{font-size:17px;font-weight:600;color:var(--text-1);margin:24px 0 10px}
.article-body ul,.article-body ol{margin:0 0 20px;padding-left:22px;max-width:46em}
.article-body ul li{list-style:disc;margin:8px 0}
.article-body ol li{list-style:decimal;margin:8px 0}
.article-body li::marker{color:var(--brand)}
.article-body a{
  color:var(--brand);
  border-bottom:1px solid rgba(25,211,174,.35);
  transition:border-color .18s ease,color .18s ease;
}
.article-body a:hover{border-bottom-color:var(--brand)}
.article-body strong{color:var(--text-1)}
.article-body blockquote{
  margin:24px 0;
  padding:16px 22px;
  border-left:3px solid var(--brand);
  background:rgba(25,211,174,.07);
  border-radius:0 var(--r-md) var(--r-md) 0;
  color:var(--text-2);
  max-width:46em;
}
.article-body blockquote p:last-child{margin-bottom:0}
.article-body img{border-radius:14px;margin:26px auto;max-width:100%;height:auto}
.article-body figure{margin:26px 0}
.article-body figcaption{font-size:13px;color:var(--text-3);text-align:center;margin-top:10px}
.article-body table{
  width:100%;
  border-collapse:collapse;
  margin:24px 0;
  font-size:14.5px;
  border:1px solid var(--line);
  border-radius:var(--r-md);
  overflow:hidden;
}
.article-body th,.article-body td{
  padding:12px 14px;
  border-bottom:1px solid var(--line);
  text-align:left;
  color:var(--text-2);
}
.article-body th{background:var(--surface-2);color:var(--text-1);font-weight:600}
.article-body tr:last-child td{border-bottom:0}
.article-body code{
  background:var(--surface-2);
  border-radius:6px;
  padding:2px 6px;
  font-size:14px;
  color:var(--brand);
}
.article-body hr{border:0;border-top:1px solid var(--line);margin:40px 0}

/* ---------- article actions ---------- */
.article-actions{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  margin-top:44px;
  padding-top:26px;
  border-top:1px solid var(--line);
}
.share-note{font-size:13.5px;color:var(--text-3)}

/* ---------- empty state ---------- */
.empty-state{
  min-height:280px;
  display:flex;
  flex-direction:column;
  align-items:center;
  justify-content:center;
  text-align:center;
  gap:14px;
  padding:48px 24px;
  border:1px dashed rgba(255,255,255,.18);
  border-radius:var(--r-lg);
  background:var(--surface);
}
.empty-state h2{font-size:22px;color:var(--text-1);margin:0}
.empty-state p{font-size:14.5px;color:var(--text-3);max-width:34em;margin:0}

/* ---------- sidebar ---------- */
.article-side{display:block;position:sticky;top:100px}
.side-card{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  backdrop-filter:blur(10px);
  -webkit-backdrop-filter:blur(10px);
  padding:22px;
  box-shadow:var(--shadow);
}
.side-card+.side-card{margin-top:20px}
.side-title{
  font-size:13px;
  font-weight:700;
  letter-spacing:.12em;
  color:var(--text-3);
  margin:0 0 16px;
}
.side-lead{font-size:14px;line-height:1.85;color:var(--text-2);margin:0 0 16px}
.rel-item{
  display:flex;
  gap:12px;
  padding:10px 0;
  border-bottom:1px solid var(--line);
  transition:transform .18s ease;
}
.rel-item:last-child{border-bottom:0;padding-bottom:0}
.rel-item:hover{transform:translateX(3px)}
.rel-item img{
  width:84px;
  height:56px;
  flex:0 0 84px;
  object-fit:cover;
  border-radius:var(--r-sm);
  border:1px solid var(--line);
}
.rel-item .rel-text{min-width:0}
.rel-item .rel-title{
  font-size:14px;
  line-height:1.55;
  color:var(--text-1);
  font-weight:600;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
  transition:color .18s ease;
}
.rel-item:hover .rel-title{color:var(--brand)}
.rel-item .rel-meta{font-size:12px;color:var(--text-3);margin-top:6px}
.side-card.cta-side{
  position:relative;
  overflow:hidden;
  background:linear-gradient(150deg,rgba(25,211,174,.16),rgba(91,124,255,.12));
}
.side-card.cta-side::after{
  content:"";
  position:absolute;
  right:-50px;
  bottom:-50px;
  width:170px;
  height:170px;
  background:radial-gradient(circle,rgba(25,211,174,.35),transparent 70%);
}
.side-card.cta-side p{position:relative;z-index:1;font-size:14px;color:var(--text-2);margin:0 0 16px}
.side-card.cta-side .btn{position:relative;z-index:1;width:100%}

/* ---------- cta band ---------- */
.cta-wrap{padding:56px 0 0}
.cta-band{
  position:relative;
  overflow:hidden;
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  justify-content:space-between;
  gap:26px;
  padding:34px 36px;
  border:1px solid var(--line);
  border-radius:var(--r-xl);
  background:var(--surface);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
}
.cta-band::before{
  content:"";
  position:absolute;
  right:-70px;
  top:-70px;
  width:300px;
  height:300px;
  background:radial-gradient(circle,rgba(25,211,174,.26),transparent 70%);
}
.cta-band .cta-text{position:relative;z-index:1;max-width:640px}
.cta-band h2{
  font-size:clamp(21px,2.6vw,28px);
  font-weight:700;
  letter-spacing:-.01em;
  color:var(--text-1);
  margin:0 0 10px;
}
.cta-band p{font-size:14.5px;color:var(--text-2);margin:0}
.cta-band .cta-actions{position:relative;z-index:1;display:flex;flex-wrap:wrap;gap:12px}

/* ---------- related ---------- */
.related-wrap{padding:64px 0 0}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:24px}
.section-head h2{
  font-size:clamp(21px,2.6vw,28px);
  font-weight:700;
  letter-spacing:-.01em;
  color:var(--text-1);
}
.section-head p{font-size:14px;color:var(--text-3);margin-top:8px}
.text-link{
  font-size:14px;
  color:var(--brand);
  border-bottom:1px solid rgba(25,211,174,.35);
  padding-bottom:2px;
  transition:border-color .18s ease;
  white-space:nowrap;
}
.text-link:hover{border-bottom-color:var(--brand)}
.related-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}
.rel-card{
  display:flex;
  flex-direction:column;
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  background:var(--surface);
  overflow:hidden;
  box-shadow:var(--shadow);
  transition:transform .2s ease,border-color .2s ease;
}
.rel-card:hover{transform:translateY(-3px);border-color:rgba(25,211,174,.45)}
.rel-card .thumb{position:relative;aspect-ratio:16/9;overflow:hidden}
.rel-card .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease}
.rel-card:hover .thumb img{transform:scale(1.04)}
.rel-card .thumb::after{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(180deg,rgba(7,12,21,0) 40%,rgba(7,12,21,.7) 100%);
}
.rel-card .thumb .badge{position:absolute;left:12px;top:12px;z-index:2}
.rel-card .body{padding:16px 18px 18px;display:flex;flex-direction:column;gap:8px;flex:1}
.rel-card h3{
  font-size:16px;
  font-weight:600;
  line-height:1.55;
  color:var(--text-1);
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.rel-card .card-desc{
  font-size:13.5px;
  color:var(--text-3);
  line-height:1.7;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.rel-card .card-foot{margin-top:auto;padding-top:12px;font-size:13px;color:var(--brand)}

/* ---------- footer ---------- */
.site-footer{
  margin-top:96px;
  padding:64px 0 28px;
  background:var(--bg-1);
  border-top:1px solid var(--line);
  position:relative;
  z-index:1;
}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.15fr;gap:40px}
.footer-desc{font-size:14px;line-height:1.85;color:var(--text-3);margin-top:14px;max-width:32em}
.footer-title{font-size:12.5px;letter-spacing:.14em;color:var(--text-3);margin-bottom:14px;font-weight:600}
.footer-links{display:grid;gap:10px}
.footer-links a{font-size:14.5px;color:var(--text-2);transition:color .18s ease}
.footer-links a:hover{color:var(--brand)}
.footer-info{font-size:14px;line-height:1.95;color:var(--text-3)}
.footer-bottom{
  margin-top:44px;
  padding-top:20px;
  border-top:1px solid var(--line);
  display:flex;
  flex-wrap:wrap;
  justify-content:space-between;
  gap:12px;
  font-size:13px;
  color:var(--text-3);
}

/* ---------- responsive ---------- */
@media (max-width:1024px){
  .nav-grid{grid-template-columns:auto 1fr auto}
  .nav-list{display:none}
  .brand{justify-self:start}
  .nav-toggle{display:inline-flex;align-items:center;justify-content:center}
  .article-layout{grid-template-columns:1fr;gap:36px}
  .article-side{position:static}
  .related-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .container{padding:0 24px}
}
@media (max-width:768px){
  .container{padding:0 20px}
  .page-hero{padding:32px 0 40px}
  .article-layout{padding:40px 0 12px}
  .article-head h1{margin-top:14px}
  .related-grid{grid-template-columns:1fr}
  .cta-band{padding:26px 22px}
  .cta-band .cta-actions{width:100%}
  .cta-band .cta-actions .btn{width:100%}
  .site-footer{margin-top:64px;padding:48px 0 24px}
  .article-actions{gap:12px}
  .section-head{flex-direction:column;align-items:flex-start;gap:10px}
}
@media (max-width:520px){
  .brand{font-size:17px;gap:8px}
  .brand-mark{width:18px;height:18px}
  .crumbs [aria-current="page"]{max-width:200px}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
  .badge{font-size:11.5px}
  .meta-row{font-size:12.5px;gap:6px 14px}
}

/* roulang page: category1 */
:root{
  --bg-0:#070C15;
  --bg-1:#0B1523;
  --surface:rgba(255,255,255,.045);
  --surface-2:rgba(255,255,255,.085);
  --line:rgba(255,255,255,.10);
  --brand:#19D3AE;
  --brand-deep:#0E9C81;
  --indigo:#5B7CFF;
  --amber:#FFB454;
  --text-1:#EAF1FA;
  --text-2:#9CAEC6;
  --text-3:#6B7E96;
  --r-sm:10px;
  --r-md:14px;
  --r-lg:20px;
  --r-xl:28px;
  --shadow-card:0 12px 32px -14px rgba(0,0,0,.65);
  --shadow-glow:0 0 0 1px rgba(25,211,174,.35),0 14px 38px -12px rgba(25,211,174,.5);
  --sec:96px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:"HarmonyOS Sans SC","PingFang SC","Microsoft YaHei",system-ui,sans-serif;
  font-size:16px;
  line-height:1.85;
  color:var(--text-1);
  background-color:var(--bg-0);
  background-image:
    radial-gradient(900px 520px at 12% -8%, rgba(25,211,174,.13), transparent 60%),
    radial-gradient(760px 480px at 92% 3%, rgba(91,124,255,.12), transparent 62%);
  background-repeat:no-repeat;
  background-attachment:fixed;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,p,ul,ol,figure{margin:0}
ul,ol{padding:0;list-style:none}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%}
button{font-family:inherit}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:6px}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 32px}
.sec{padding:var(--sec) 0}
.sec-tight{padding:64px 0}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;letter-spacing:.08em;color:var(--brand);text-transform:uppercase;font-weight:600}
.eyebrow::before{content:"";width:18px;height:1px;background:var(--brand);display:inline-block}
.sec-head{max-width:760px;margin-bottom:44px}
.sec-head h2{font-size:clamp(23px,3vw,36px);line-height:1.2;font-weight:700;letter-spacing:-.01em;margin-top:12px}
.sec-head p{margin-top:14px;color:var(--text-2);font-size:15px;max-width:46em}
.text-link{display:inline-flex;align-items:center;gap:7px;font-size:14px;font-weight:600;color:var(--text-1);border-bottom:1px solid rgba(25,211,174,.35);padding-bottom:2px;transition:color .18s ease,border-color .18s ease,gap .18s ease}
.text-link:hover{color:var(--brand);border-bottom-color:rgba(25,211,174,1);gap:11px}

/* ---------- Buttons ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:44px;padding:12px 22px;border-radius:12px;font-size:15px;font-weight:600;border:1px solid transparent;cursor:pointer;transition:transform .18s ease,box-shadow .18s ease,background .18s ease,border-color .18s ease,color .18s ease}
.btn-primary{background:linear-gradient(135deg,var(--brand) 0%,var(--brand-deep) 100%);color:#04120F;box-shadow:0 10px 26px -12px rgba(25,211,174,.85)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:var(--shadow-glow)}
.btn-primary:active{transform:translateY(0)}
.btn-ghost{background:transparent;border-color:var(--line);color:var(--text-1)}
.btn-ghost:hover{transform:translateY(-2px);border-color:var(--brand);background:var(--surface)}
.btn-ghost:active{transform:translateY(0)}
.btn-sm{min-height:40px;padding:9px 16px;font-size:14px}

/* ---------- Header ---------- */
.site-header{position:sticky;top:0;z-index:60;transition:background .2s ease,backdrop-filter .2s ease}
.site-header::after{content:"";position:absolute;left:0;right:0;bottom:0;height:1px;background:transparent;transition:background .2s ease}
.site-header.is-scrolled{background:rgba(7,12,21,.78);backdrop-filter:blur(14px)}
.site-header.is-scrolled::after{background:var(--line)}
.nav-grid{display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:24px;height:76px;position:relative}
.nav-list{display:flex;align-items:center;gap:4px}
.nav-list.left{justify-content:flex-start}
.nav-list.right{justify-content:flex-end}
.nav-link{display:inline-flex;align-items:center;height:40px;padding:0 12px;border-radius:10px;font-size:15px;font-weight:500;color:var(--text-2);transition:color .18s ease,background .18s ease}
.nav-link:hover{color:var(--text-1);background:var(--surface)}
.nav-link.active{color:var(--brand)}
.brand{display:inline-flex;align-items:center;gap:10px;color:var(--text-1)}
.brand-mark{width:20px;height:20px;border-radius:7px;flex:0 0 auto;background:linear-gradient(135deg,var(--brand) 0%,var(--indigo) 100%);box-shadow:0 0 0 1px rgba(25,211,174,.35),0 6px 18px -6px rgba(25,211,174,.6)}
.brand-text{font-size:19px;font-weight:700;letter-spacing:-.01em;white-space:nowrap}
.nav-toggle{display:none;position:absolute;right:0;top:50%;transform:translateY(-50%);width:44px;height:44px;border-radius:12px;background:var(--surface);border:1px solid var(--line);cursor:pointer;align-items:center;justify-content:center;transition:background .18s ease,border-color .18s ease}
.nav-toggle:hover{border-color:var(--brand);background:var(--surface-2)}
.nav-toggle span{position:relative;display:block;width:18px;height:2px;border-radius:2px;background:var(--text-1);transition:background .18s ease}
.nav-toggle span::before,.nav-toggle span::after{content:"";position:absolute;left:0;width:18px;height:2px;border-radius:2px;background:var(--text-1);transition:transform .2s ease}
.nav-toggle span::before{top:-6px}
.nav-toggle span::after{top:6px}
.mobile-drawer{position:fixed;inset:0;z-index:80;display:none;flex-direction:column;padding:24px 24px 32px;background:rgba(7,12,21,.97);backdrop-filter:blur(18px)}
.mobile-drawer.is-open{display:flex}
.mobile-drawer-head{display:flex;align-items:center;justify-content:space-between;padding-bottom:20px;border-bottom:1px solid var(--line)}
.drawer-close{width:44px;height:44px;border-radius:12px;background:var(--surface);border:1px solid var(--line);color:var(--text-1);font-size:20px;line-height:1;cursor:pointer}
.drawer-close:hover{border-color:var(--brand)}
.drawer-nav{margin-top:16px;display:flex;flex-direction:column}
.drawer-nav a{display:flex;align-items:center;justify-content:space-between;min-height:48px;padding:0 4px;font-size:16px;color:var(--text-2);border-bottom:1px solid rgba(255,255,255,.06);transition:color .18s ease}
.drawer-nav a:hover,.drawer-nav a.active{color:var(--brand)}
.drawer-nav a::after{content:"›";color:var(--text-3);font-size:18px}
.drawer-cta{margin-top:auto;padding-top:24px}
.drawer-cta .btn{width:100%}

/* ---------- Page banner ---------- */
.page-banner{position:relative;overflow:hidden;border-bottom:1px solid var(--line)}
.page-banner__bg{position:absolute;inset:0;background-image:url('/assets/images/backpic/back-1.webp');background-size:cover;background-position:center}
.page-banner__bg::after{content:"";position:absolute;inset:0;background:linear-gradient(105deg,rgba(7,12,21,.96) 0%,rgba(7,12,21,.80) 52%,rgba(7,12,21,.58) 100%)}
.page-banner__inner{position:relative;z-index:2;min-height:300px;display:flex;flex-direction:column;justify-content:center;padding:52px 0 44px}
.crumbs{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--text-3);margin-bottom:18px}
.crumbs li{display:flex;align-items:center;gap:8px}
.crumbs li+li::before{content:"/";color:rgba(255,255,255,.4)}
.crumbs a{color:var(--text-2);transition:color .18s ease}
.crumbs a:hover{color:var(--brand)}
.page-banner h1{font-size:clamp(28px,3.6vw,44px);line-height:1.18;font-weight:700;letter-spacing:-.01em;max-width:22em}
.page-banner .lede{margin-top:16px;color:var(--text-2);font-size:16px;max-width:44em}
.banner-facts{display:flex;flex-wrap:wrap;gap:36px;margin-top:30px}
.fact{display:flex;flex-direction:column;gap:2px}
.fact-num{font-size:28px;font-weight:700;line-height:1.2;font-variant-numeric:tabular-nums;color:var(--text-1)}
.fact-num small{font-size:13px;font-weight:500;color:var(--text-3);margin-left:4px}
.fact-label{font-size:12px;color:var(--text-3)}

/* ---------- Glass ---------- */
.glass{position:relative;background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);backdrop-filter:blur(10px);overflow:hidden}
.glass::before{content:"";position:absolute;top:0;left:0;right:0;height:1px;background:linear-gradient(90deg,rgba(25,211,174,.65),rgba(25,211,174,0) 62%)}
.badge{display:inline-flex;align-items:center;height:24px;padding:0 10px;border-radius:999px;font-size:12px;font-weight:600;line-height:1;border:1px solid rgba(25,211,174,.45);background:rgba(25,211,174,.10);color:var(--brand);white-space:nowrap}
.badge-muted{border-color:var(--line);background:rgba(255,255,255,.06);color:var(--text-3)}
.badge-amber{border-color:rgba(255,180,84,.45);background:rgba(255,180,84,.12);color:var(--amber)}

/* ---------- Flow items ---------- */
.flow{display:flex;flex-direction:column}
.flow-item{display:grid;grid-template-columns:1.05fr 1fr;gap:52px;align-items:center;padding:44px 0;border-bottom:1px solid var(--line)}
.flow-item:first-child{padding-top:0}
.flow-item:last-child{border-bottom:0;padding-bottom:0}
.flow-item.reverse .flow-media{order:2}
.flow-media{position:relative;border-radius:var(--r-lg);overflow:hidden;border:1px solid var(--line);box-shadow:var(--shadow-card);background:var(--surface)}
.flow-media img{width:100%;height:100%;aspect-ratio:16/10;object-fit:cover;transition:transform .4s ease}
.flow-item:hover .flow-media img{transform:scale(1.03)}
.flow-media .badge{position:absolute;top:14px;left:14px;backdrop-filter:blur(6px)}
.flow-body .flow-index{font-size:56px;font-weight:700;line-height:1;color:transparent;-webkit-text-stroke:1px rgba(25,211,174,.55);font-variant-numeric:tabular-nums}
.flow-body h3{font-size:21px;font-weight:600;line-height:1.4;margin-top:10px}
.flow-body p{margin-top:10px;color:var(--text-2);font-size:15px;max-width:34em}
.flow-body .text-link{margin-top:18px}
.flow-meta{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px}

/* ---------- Schedule ---------- */
.schedule{display:flex;flex-direction:column;gap:10px}
.sched-head,.sched-row{display:grid;grid-template-columns:132px minmax(0,1fr) 108px 108px;gap:16px;align-items:center}
.sched-head{padding:0 20px 6px;font-size:12px;letter-spacing:.06em;color:var(--text-3)}
.sched-row{padding:16px 20px;border-radius:var(--r-md);background:var(--surface);border:1px solid var(--line);transition:border-color .18s ease,background .18s ease,transform .18s ease}
.sched-row:hover{border-color:rgba(25,211,174,.45);background:var(--surface-2);transform:translateY(-2px)}
.sched-time{font-size:15px;font-weight:700;font-variant-numeric:tabular-nums;color:var(--text-1)}
.sched-name{font-size:15px;color:var(--text-1);font-weight:500}
.sched-name span{display:block;font-size:13px;font-weight:400;color:var(--text-3);margin-top:2px}
.sched-rate{font-size:15px;font-weight:700;font-variant-numeric:tabular-nums;color:var(--amber)}
.sched-state{justify-self:start}

/* ---------- Scenario cards ---------- */
.card-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px}
.card{padding:24px;border-radius:var(--r-lg);background:var(--surface);border:1px solid var(--line);backdrop-filter:blur(10px);transition:transform .18s ease,border-color .18s ease,background .18s ease;position:relative;overflow:hidden}
.card::before{content:"";position:absolute;top:0;left:0;right:0;height:1px;background:linear-gradient(90deg,rgba(25,211,174,.55),rgba(25,211,174,0) 65%)}
.card:hover{transform:translateY(-3px);border-color:rgba(25,211,174,.45);background:var(--surface-2)}
.card-icon{width:38px;height:38px;border-radius:12px;display:flex;align-items:center;justify-content:center;background:rgba(25,211,174,.12);border:1px solid rgba(25,211,174,.3);color:var(--brand);font-size:17px;font-weight:700}
.card h3{margin-top:16px;font-size:17px;font-weight:600;line-height:1.45}
.card p{margin-top:8px;font-size:14px;color:var(--text-2);line-height:1.75}

/* ---------- Steps ---------- */
.steps{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px;position:relative}
.step{padding:26px 22px;border-radius:var(--r-lg);background:var(--surface);border:1px solid var(--line);transition:border-color .18s ease,background .18s ease}
.step:hover{border-color:rgba(91,124,255,.5);background:var(--surface-2)}
.step-num{display:inline-flex;align-items:center;justify-content:center;width:34px;height:34px;border-radius:10px;font-size:14px;font-weight:700;font-variant-numeric:tabular-nums;color:#04120F;background:linear-gradient(135deg,var(--brand),var(--brand-deep))}
.step h3{margin-top:14px;font-size:16px;font-weight:600}
.step p{margin-top:8px;font-size:14px;color:var(--text-2);line-height:1.75}

/* ---------- Category entry ---------- */
.cat-entry{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:14px}
.cat-link{display:flex;flex-direction:column;gap:6px;padding:18px 16px;border-radius:var(--r-md);background:var(--surface);border:1px solid var(--line);transition:transform .18s ease,border-color .18s ease,background .18s ease}
.cat-link:hover{transform:translateY(-3px);border-color:rgba(25,211,174,.5);background:var(--surface-2)}
.cat-link strong{font-size:15px;font-weight:600}
.cat-link span{font-size:13px;color:var(--text-3);line-height:1.6}
.cat-link.is-current{border-color:rgba(25,211,174,.6);box-shadow:0 0 0 1px rgba(25,211,174,.25)}

/* ---------- FAQ ---------- */
.faq{max-width:860px}
.faq details{border-bottom:1px solid var(--line);padding:0}
.faq details:first-child{border-top:1px solid var(--line)}
.faq summary{position:relative;display:flex;align-items:center;gap:14px;min-height:56px;padding:18px 0 18px 16px;font-size:16px;font-weight:600;cursor:pointer;list-style:none;transition:color .18s ease}
.faq summary::-webkit-details-marker{display:none}
.faq summary::before{content:"";position:absolute;left:0;top:14px;bottom:14px;width:3px;border-radius:2px;background:var(--brand);opacity:0;transition:opacity .18s ease}
.faq summary:hover{color:var(--brand)}
.faq .chev{flex:0 0 auto;margin-left:auto;color:var(--text-3);transition:transform .18s ease,color .18s ease;font-size:14px}
.faq details[open] summary{color:var(--text-1)}
.faq details[open] summary::before{opacity:1}
.faq details[open] .chev{transform:rotate(90deg);color:var(--brand)}
.faq .answer{padding:0 0 22px 16px;color:var(--text-2);font-size:15px;max-width:44em}

/* ---------- CTA ---------- */
.cta-band{position:relative;overflow:hidden;border-radius:var(--r-xl);border:1px solid var(--line);background:rgba(255,255,255,.05);backdrop-filter:blur(14px);padding:40px 44px;display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap}
.cta-band::before{content:"";position:absolute;inset:0;background:radial-gradient(520px 220px at 12% 0%,rgba(25,211,174,.18),transparent 70%);pointer-events:none}
.cta-band h2{position:relative;font-size:clamp(21px,2.4vw,28px);line-height:1.3;font-weight:700}
.cta-band p{position:relative;margin-top:10px;color:var(--text-2);font-size:15px;max-width:40em}
.cta-actions{position:relative;display:flex;gap:12px;flex-wrap:wrap}

/* ---------- Footer ---------- */
.site-footer{border-top:1px solid var(--line);background:rgba(255,255,255,.02);padding:72px 0 0;margin-top:var(--sec)}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:32px}
.footer-desc{margin-top:16px;font-size:14px;color:var(--text-2);max-width:26em;line-height:1.8}
.footer-title{font-size:14px;font-weight:600;color:var(--text-1);margin-bottom:14px}
.footer-links{display:flex;flex-direction:column;gap:10px}
.footer-links a{font-size:14px;color:var(--text-2);transition:color .18s ease}
.footer-links a:hover{color:var(--brand)}
.footer-info{font-size:14px;color:var(--text-2);line-height:2}
.footer-bottom{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;margin-top:48px;padding:20px 0 26px;border-top:1px solid var(--line);font-size:13px;color:var(--text-3)}

/* ---------- Responsive ---------- */
@media (max-width:1279px){
  .cat-entry{grid-template-columns:repeat(3,minmax(0,1fr))}
}
@media (max-width:1023px){
  :root{--sec:72px}
  .container{padding:0 24px}
  .nav-list{display:none}
  .nav-toggle{display:flex}
  .nav-grid{grid-template-columns:1fr;height:68px;justify-items:center}
  .brand{justify-self:center}
  .flow-item{grid-template-columns:1fr;gap:24px}
  .flow-item.reverse .flow-media{order:0}
  .card-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .steps{grid-template-columns:repeat(2,minmax(0,1fr))}
  .cat-entry{grid-template-columns:repeat(2,minmax(0,1fr))}
  .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:28px}
  .page-banner__inner{min-height:260px;padding:44px 0 38px}
  .banner-facts{gap:26px}
}
@media (max-width:767px){
  :root{--sec:56px}
  .container{padding:0 20px}
  .sec-tight{padding:44px 0}
  .page-banner h1{font-size:clamp(24px,6.4vw,30px)}
  .banner-facts{gap:22px;margin-top:24px}
  .fact-num{font-size:22px}
  .flow-item{padding:34px 0}
  .flow-body .flow-index{font-size:44px}
  .card-grid,.steps,.cat-entry{grid-template-columns:1fr}
  .sched-head{display:none}
  .sched-row{grid-template-columns:1fr auto;gap:8px 12px;padding:16px}
  .sched-time{grid-column:1 / -1;font-size:14px;color:var(--brand)}
  .sched-rate{justify-self:end}
  .sched-state{grid-column:1 / -1;justify-self:start}
  .cta-band{padding:28px 22px;gap:22px}
  .cta-actions{width:100%}
  .cta-actions .btn{flex:1 1 auto}
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column;gap:8px}
}

/* roulang page: category2 */
:root{
  --bg-0:#070C15;
  --bg-1:#0B1523;
  --surface:rgba(255,255,255,.045);
  --surface-2:rgba(255,255,255,.085);
  --line:rgba(255,255,255,.10);
  --brand:#19D3AE;
  --brand-deep:#0E9C81;
  --indigo:#5B7CFF;
  --amber:#FFB454;
  --text-1:#EAF1FA;
  --text-2:#9CAEC6;
  --text-3:#6B7E96;
  --r-sm:10px;
  --r-md:14px;
  --r-lg:20px;
  --r-xl:28px;
  --shadow:0 12px 32px -14px rgba(0,0,0,.65);
  --glow:0 0 0 1px rgba(25,211,174,.35),0 14px 38px -12px rgba(25,211,174,.5);
  --sec:96px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:
    radial-gradient(900px 520px at 82% -10%, rgba(91,124,255,.10), transparent 62%),
    radial-gradient(760px 460px at 6% 4%, rgba(25,211,174,.09), transparent 60%),
    var(--bg-0);
  color:var(--text-1);
  font-family:"HarmonyOS Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
ul,ol{margin:0;padding:0;list-style:none}
button{font-family:inherit}
h1,h2,h3,h4,p{margin:0}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:6px}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px}
@media (min-width:768px){.container{padding:0 32px}}
.num{font-variant-numeric:tabular-nums;font-weight:700}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:50;
  background:transparent;
  border-bottom:1px solid transparent;
  transition:background .2s ease,border-color .2s ease,backdrop-filter .2s ease;
}
.site-header.is-scrolled{
  background:rgba(7,12,21,.84);
  backdrop-filter:blur(16px);
  -webkit-backdrop-filter:blur(16px);
  border-bottom-color:var(--line);
}
.nav-grid{
  position:relative;
  display:grid;
  grid-template-columns:1fr auto 1fr;
  align-items:center;
  gap:24px;
  min-height:76px;
}
.nav-list{display:flex;align-items:center;gap:4px}
.nav-list.left{justify-content:flex-start}
.nav-list.right{justify-content:flex-end}
.nav-link{
  display:inline-flex;align-items:center;
  padding:9px 12px;border-radius:var(--r-sm);
  font-size:14px;color:var(--text-2);
  transition:color .18s ease,background .18s ease;
}
.nav-link:hover{color:var(--text-1);background:var(--surface)}
.nav-link.is-active{color:var(--brand);background:rgba(25,211,174,.10)}
.brand{display:inline-flex;align-items:center;gap:10px}
.brand-mark{
  width:20px;height:20px;border-radius:6px;
  background:linear-gradient(135deg,var(--brand),var(--indigo));
  box-shadow:0 0 0 1px rgba(25,211,174,.35),0 6px 16px -6px rgba(25,211,174,.8);
  flex:none;
}
.brand-text{font-size:19px;font-weight:700;letter-spacing:-.01em;color:var(--text-1);white-space:nowrap}
.nav-toggle{
  display:none;
  width:44px;height:44px;border-radius:12px;
  border:1px solid var(--line);background:var(--surface);
  align-items:center;justify-content:center;
  cursor:pointer;
}
.nav-toggle span{position:relative;display:block;width:18px;height:2px;background:var(--text-1);border-radius:2px}
.nav-toggle span::before,.nav-toggle span::after{
  content:"";position:absolute;left:0;width:18px;height:2px;background:var(--text-1);border-radius:2px;
}
.nav-toggle span::before{top:-6px}
.nav-toggle span::after{top:6px}

/* mobile drawer */
.mobile-drawer{
  position:fixed;inset:0;z-index:70;
  background:rgba(7,12,21,.97);
  backdrop-filter:blur(18px);
  -webkit-backdrop-filter:blur(18px);
  transform:translateY(-101%);
  transition:transform .3s ease;
  display:flex;flex-direction:column;
  padding:20px;
}
.mobile-drawer.is-open{transform:translateY(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px}
.drawer-close{
  width:44px;height:44px;border-radius:12px;border:1px solid var(--line);
  background:var(--surface);color:var(--text-1);font-size:20px;cursor:pointer;
}
.drawer-links{display:flex;flex-direction:column;flex:1}
.drawer-links a{
  display:flex;align-items:center;justify-content:space-between;
  min-height:48px;padding:0 4px;
  border-bottom:1px solid var(--line);
  color:var(--text-2);font-size:15px;
}
.drawer-links a::after{content:"›";color:var(--text-3);font-size:18px}
.drawer-links a.is-active{color:var(--brand)}
.drawer-foot{margin-top:18px}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 22px;border-radius:12px;
  font-size:15px;font-weight:600;line-height:1.2;
  border:1px solid transparent;cursor:pointer;
  transition:transform .18s ease,box-shadow .18s ease,background .18s ease,border-color .18s ease,color .18s ease;
}
.btn-primary{
  background:linear-gradient(135deg,var(--brand) 0%,var(--brand-deep) 100%);
  color:#04120F;
  box-shadow:0 10px 26px -14px rgba(25,211,174,.9);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:var(--glow)}
.btn-primary:active{transform:translateY(0)}
.btn-ghost{
  background:transparent;color:var(--text-1);border-color:var(--line);
}
.btn-ghost:hover{border-color:var(--brand);background:var(--surface);transform:translateY(-2px)}
.btn-ghost:active{transform:translateY(0)}
.btn-sm{padding:9px 16px;font-size:13px;border-radius:10px}
.link-arrow{
  display:inline-flex;align-items:center;gap:6px;
  font-size:14px;font-weight:600;color:var(--brand);
  border-bottom:1px solid rgba(25,211,174,.35);
  padding-bottom:2px;transition:border-color .18s ease,color .18s ease;
}
.link-arrow:hover{border-bottom-color:var(--brand);color:#4ce8c8}

/* ---------- hero ---------- */
.page-hero{
  position:relative;
  margin-top:-76px;
  padding:150px 0 52px;
  min-height:320px;
  display:flex;align-items:flex-end;
  overflow:hidden;
  border-bottom:1px solid var(--line);
}
.page-hero::before{
  content:"";position:absolute;inset:0;
  background-image:url('/assets/images/backpic/back-2.webp');
  background-size:cover;background-position:center;
  z-index:0;
}
.page-hero::after{
  content:"";position:absolute;inset:0;z-index:1;
  background:linear-gradient(105deg,rgba(7,12,21,.96) 0%,rgba(7,12,21,.80) 52%,rgba(7,12,21,.52) 100%);
}
.hero-inner{position:relative;z-index:2;width:100%}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--text-3);margin-bottom:16px}
.breadcrumb a{color:var(--text-2);transition:color .18s ease}
.breadcrumb a:hover{color:var(--brand)}
.breadcrumb .sep{opacity:.4}
.page-hero h1{
  font-size:clamp(30px,4.6vw,50px);line-height:1.15;font-weight:700;letter-spacing:-.01em;
  max-width:22em;
}
.page-hero .hero-sub{
  margin-top:16px;max-width:46em;color:var(--text-2);font-size:16px;
}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px}

/* ---------- badges / tags ---------- */
.badge{
  display:inline-flex;align-items:center;gap:6px;
  height:24px;padding:0 12px;border-radius:999px;
  font-size:12px;font-weight:600;letter-spacing:.01em;
  border:1px solid rgba(25,211,174,.42);
  background:rgba(25,211,174,.10);
  color:#5fe9cb;
}
.badge-amber{border-color:rgba(255,180,84,.42);background:rgba(255,180,84,.12);color:var(--amber)}
.badge-muted{border-color:var(--line);background:var(--surface-2);color:var(--text-3)}
.tag{
  display:inline-flex;align-items:center;
  padding:4px 10px;border-radius:8px;
  font-size:12px;color:var(--text-2);
  background:var(--surface);border:1px solid var(--line);
}
.tag-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px}

/* ---------- section ---------- */
.section{padding:var(--sec) 0}
.section-tight{padding:72px 0}
.sec-head{max-width:760px;margin-bottom:36px}
.sec-head h2{font-size:clamp(23px,3vw,34px);line-height:1.2;font-weight:700;letter-spacing:-.01em}
.sec-head p{margin-top:12px;color:var(--text-2);font-size:15px}
.sec-kicker{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;letter-spacing:.14em;text-transform:uppercase;
  color:var(--brand);margin-bottom:14px;
}
.sec-kicker::before{content:"";width:24px;height:1px;background:var(--brand);display:block}

/* ---------- category layout ---------- */
.cat-layout{
  display:grid;
  grid-template-columns:240px minmax(0,1fr);
  gap:48px;
  align-items:start;
}
.cat-side{position:sticky;top:100px}
.side-panel{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  backdrop-filter:blur(10px);
  -webkit-backdrop-filter:blur(10px);
  padding:18px;
  box-shadow:var(--shadow);
}
.side-title{
  font-size:12px;letter-spacing:.12em;text-transform:uppercase;
  color:var(--text-3);padding:0 10px 10px;
}
.side-anchor{display:flex;flex-direction:column;gap:2px}
.side-anchor a{
  display:block;padding:10px 12px;border-radius:var(--r-sm);
  font-size:14px;color:var(--text-2);
  border-left:2px solid transparent;
  transition:color .18s ease,background .18s ease,border-color .18s ease;
}
.side-anchor a:hover{color:var(--text-1);background:var(--surface-2);border-left-color:rgba(25,211,174,.5)}
.side-anchor a.is-current{color:var(--brand);background:rgba(25,211,174,.08);border-left-color:var(--brand)}
.side-cta{
  margin-top:18px;padding:20px;border-radius:var(--r-lg);
  background:
    linear-gradient(160deg,rgba(25,211,174,.14),rgba(91,124,255,.10) 70%,transparent 100%),
    var(--bg-1);
  border:1px solid rgba(25,211,174,.28);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
}
.side-cta h3{font-size:16px;font-weight:700;line-height:1.5}
.side-cta p{margin-top:8px;font-size:13px;color:var(--text-2);line-height:1.7}
.side-cta .btn{width:100%;margin-top:16px}

/* ---------- entries ---------- */
.entry-list{display:flex;flex-direction:column;gap:24px}
.entry-card{
  position:relative;
  padding:26px 26px 24px;
  border-radius:var(--r-lg);
  background:var(--surface);
  border:1px solid var(--line);
  backdrop-filter:blur(10px);
  -webkit-backdrop-filter:blur(10px);
  transition:transform .18s ease,border-color .18s ease,box-shadow .18s ease;
  overflow:hidden;
}
.entry-card::before{
  content:"";position:absolute;top:0;left:0;right:0;height:1px;
  background:linear-gradient(90deg,rgba(25,211,174,.55),rgba(25,211,174,0));
  opacity:.7;transition:opacity .18s ease;
}
.entry-card:hover{transform:translateY(-3px);border-color:rgba(25,211,174,.45);box-shadow:var(--shadow)}
.entry-card:hover::before{opacity:1}
.entry-meta{
  display:flex;flex-wrap:wrap;align-items:center;gap:10px;
  font-size:12px;color:var(--text-3);
  margin-bottom:12px;
}
.entry-meta .dot{width:4px;height:4px;border-radius:50%;background:var(--text-3);opacity:.6}
.entry-card h3{font-size:20px;line-height:1.45;font-weight:600}
.entry-card p{margin-top:10px;color:var(--text-2);font-size:15px;max-width:46em}
.entry-figure{
  margin-top:20px;border-radius:var(--r-md);overflow:hidden;
  border:1px solid var(--line);
  position:relative;
}
.entry-figure img{width:100%;height:auto;object-fit:cover;aspect-ratio:16/7}
.entry-figure figcaption{
  position:absolute;left:0;right:0;bottom:0;
  padding:10px 14px;font-size:12px;color:var(--text-2);
  background:linear-gradient(0deg,rgba(7,12,21,.9),rgba(7,12,21,0));
}

/* ---------- stat cards ---------- */
.stat-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.stat-card{
  padding:26px 24px;border-radius:var(--r-lg);
  background:var(--surface);border:1px solid var(--line);
  backdrop-filter:blur(10px);
  -webkit-backdrop-filter:blur(10px);
  transition:transform .18s ease,border-color .18s ease,box-shadow .18s ease;
}
.stat-card:hover{transform:translateY(-3px);border-color:rgba(25,211,174,.45);box-shadow:var(--shadow)}
.stat-label{font-size:13px;color:var(--text-3);letter-spacing:.02em}
.stat-value{
  margin-top:10px;color:var(--amber);
  font-size:clamp(30px,3.4vw,40px);line-height:1.1;font-weight:700;
  font-variant-numeric:tabular-nums;
}
.stat-value small{font-size:14px;font-weight:600;color:var(--text-2);margin-left:6px}
.stat-desc{margin-top:12px;font-size:13px;color:var(--text-2);line-height:1.7}
.stat-track{margin-top:18px;height:8px;border-radius:999px;background:var(--surface-2);overflow:hidden}
.stat-track i{display:block;height:100%;border-radius:999px;background:linear-gradient(90deg,var(--brand-deep),var(--brand));position:relative}
.stat-track i::after{
  content:"";position:absolute;right:0;top:50%;width:2px;height:8px;border-radius:2px;
  background:#c5fff2;transform:translateY(-50%);box-shadow:0 0 8px rgba(25,211,174,.9);
}

/* ---------- steps ---------- */
.step-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px}
.step-card{
  padding:24px 22px;border-radius:var(--r-md);
  background:linear-gradient(180deg,rgba(255,255,255,.06),rgba(255,255,255,.02));
  border:1px solid var(--line);
  position:relative;
}
.step-index{
  font-size:44px;line-height:1;font-weight:700;
  color:transparent;-webkit-text-stroke:1px rgba(25,211,174,.45);
  letter-spacing:-.02em;
}
.step-card h3{margin-top:14px;font-size:17px;font-weight:600}
.step-card p{margin-top:8px;font-size:13px;color:var(--text-2);line-height:1.7}
.step-card .badge{margin-top:16px}

/* ---------- faq ---------- */
.faq-wrap{max-width:860px}
.faq-item{
  border:1px solid var(--line);border-radius:var(--r-md);
  background:var(--surface);
  margin-bottom:12px;overflow:hidden;
  transition:border-color .18s ease,background .18s ease;
}
.faq-item:hover{border-color:rgba(25,211,174,.35)}
.faq-item.is-open{border-color:rgba(25,211,174,.45);background:rgba(25,211,174,.05)}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:18px 20px;background:none;border:0;color:var(--text-1);
  font-size:16px;font-weight:600;text-align:left;cursor:pointer;
  border-left:3px solid transparent;
  transition:border-color .18s ease;
}
.faq-item.is-open .faq-q{border-left-color:var(--brand)}
.faq-icon{
  flex:none;width:22px;height:22px;border-radius:50%;
  display:inline-flex;align-items:center;justify-content:center;
  border:1px solid var(--line);color:var(--brand);font-size:13px;
  transition:transform .18s ease;
}
.faq-item.is-open .faq-icon{transform:rotate(90deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .22s ease}
.faq-item.is-open .faq-a{max-height:420px}
.faq-a p{padding:0 20px 20px 23px;color:var(--text-2);font-size:15px}

/* ---------- cta ---------- */
.cta-band{
  position:relative;overflow:hidden;
  border-radius:var(--r-xl);
  padding:44px 40px;
  background:
    radial-gradient(560px 240px at 88% 0%,rgba(25,211,174,.20),transparent 65%),
    linear-gradient(120deg,rgba(255,255,255,.06),rgba(255,255,255,.02));
  border:1px solid var(--line);
  display:flex;align-items:center;justify-content:space-between;gap:32px;
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
}
.cta-band h2{font-size:clamp(22px,2.6vw,30px);line-height:1.3;font-weight:700}
.cta-band p{margin-top:10px;color:var(--text-2);font-size:15px;max-width:44em}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;flex:none}

/* ---------- footer ---------- */
.site-footer{
  border-top:1px solid var(--line);
  background:linear-gradient(180deg,rgba(11,21,35,.6),rgba(7,12,21,.95));
  padding:64px 0 28px;
  margin-top:0;
}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:40px}
.footer-desc{margin-top:16px;color:var(--text-2);font-size:14px;line-height:1.8;max-width:30em}
.footer-title{font-size:13px;font-weight:700;color:var(--text-1);letter-spacing:.06em;margin-bottom:16px}
.footer-links li{margin-bottom:10px}
.footer-links a{font-size:14px;color:var(--text-2);transition:color .18s ease}
.footer-links a:hover{color:var(--brand)}
.footer-info{font-size:14px;color:var(--text-2);line-height:2}
.footer-bottom{
  margin-top:44px;padding-top:22px;border-top:1px solid var(--line);
  display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;
  font-size:13px;color:var(--text-3);
}

/* ---------- responsive ---------- */
@media (max-width:1023px){
  :root{--sec:72px}
  .nav-grid{display:flex;justify-content:center;align-items:center;min-height:68px}
  .nav-list{display:none}
  .nav-toggle{display:inline-flex;position:absolute;right:0;top:50%;transform:translateY(-50%)}
  .page-hero{margin-top:-68px;padding:120px 0 44px;min-height:280px}
  .cat-layout{grid-template-columns:minmax(0,1fr);gap:32px}
  .cat-side{position:static}
  .side-panel{display:block}
  .stat-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .step-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:32px}
  .cta-band{flex-direction:column;align-items:flex-start;padding:36px 28px}
  .cta-actions{width:100%}
}
@media (max-width:767px){
  :root{--sec:56px}
  .brand-text{font-size:17px}
  .page-hero{padding:108px 0 36px;min-height:260px}
  .page-hero h1{font-size:clamp(26px,7.6vw,34px)}
  .hero-sub{font-size:15px}
  .stat-grid{grid-template-columns:minmax(0,1fr)}
  .step-grid{grid-template-columns:minmax(0,1fr)}
  .entry-card{padding:22px 18px}
  .entry-card h3{font-size:18px}
  .footer-grid{grid-template-columns:minmax(0,1fr)}
  .cta-band{padding:30px 22px}
  .cta-actions .btn{width:100%}
  .footer-bottom{flex-direction:column;gap:6px}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none!important;animation:none!important}
  html{scroll-behavior:auto}
}

/* roulang page: category3 */
:root{
  --bg-0:#070C15;
  --bg-1:#0B1523;
  --surface:rgba(255,255,255,.045);
  --surface-2:rgba(255,255,255,.085);
  --line:rgba(255,255,255,.10);
  --brand:#19D3AE;
  --brand-deep:#0E9C81;
  --indigo:#5B7CFF;
  --amber:#FFB454;
  --text-1:#EAF1FA;
  --text-2:#9CAEC6;
  --text-3:#6B7E96;
  --r-sm:10px;
  --r-md:14px;
  --r-lg:20px;
  --r-xl:28px;
  --shadow:0 12px 32px -14px rgba(0,0,0,.65);
  --shadow-glow:0 0 0 1px rgba(25,211,174,.35),0 14px 38px -12px rgba(25,211,174,.5);
  --container:1200px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg-0);
  color:var(--text-1);
  font-family:"HarmonyOS Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
  background-image:
    radial-gradient(900px 520px at 82% -8%,rgba(91,124,255,.13),transparent 60%),
    radial-gradient(720px 460px at 8% 4%,rgba(25,211,174,.10),transparent 62%);
  background-repeat:no-repeat;
  background-attachment:fixed;
}
img{max-width:100%;display:block;border-style:none}
a{color:inherit;text-decoration:none;transition:color .18s ease,border-color .18s ease}
a:hover{color:var(--brand)}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p{margin:0}
button{font-family:inherit;cursor:pointer}
input,select,textarea{font-family:inherit;font-size:15px}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px}
::selection{background:rgba(25,211,174,.3);color:#fff}
::-webkit-scrollbar{width:10px;height:10px}
::-webkit-scrollbar-track{background:#0a121d}
::-webkit-scrollbar-thumb{background:rgba(255,255,255,.16);border-radius:8px}
::-webkit-scrollbar-thumb:hover{background:rgba(25,211,174,.5)}

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

/* ---------- Header ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(7,12,21,.72);
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid transparent;
  transition:background .2s ease,border-color .2s ease,box-shadow .2s ease;
}
.site-header.scrolled{
  background:rgba(7,12,21,.9);
  border-bottom-color:var(--line);
  box-shadow:0 14px 34px -22px rgba(0,0,0,.9);
}
.nav-grid{
  display:grid;grid-template-columns:1fr auto 1fr;align-items:center;
  gap:16px;min-height:74px;
}
.nav-list{display:flex;align-items:center;gap:24px}
.nav-list.left{justify-content:flex-start}
.nav-list.right{justify-content:flex-end}
.nav-link{
  position:relative;font-size:15px;color:var(--text-2);padding:6px 0;white-space:nowrap;
}
.nav-link::after{
  content:"";position:absolute;left:0;right:0;bottom:-2px;height:2px;border-radius:2px;
  background:linear-gradient(90deg,var(--brand),rgba(25,211,174,0));
  transform:scaleX(0);transform-origin:left;transition:transform .2s ease;
}
.nav-link:hover{color:var(--text-1)}
.nav-link:hover::after,.nav-link.is-active::after{transform:scaleX(1)}
.nav-link.is-active{color:var(--brand)}
.brand{display:inline-flex;align-items:center;gap:10px;justify-self:center}
.brand-mark{
  width:20px;height:20px;border-radius:6px;display:inline-block;
  background:linear-gradient(135deg,var(--brand),var(--indigo));
  box-shadow:0 0 0 1px rgba(25,211,174,.45),0 8px 20px -8px rgba(25,211,174,.8);
}
.brand-text{font-size:19px;font-weight:700;letter-spacing:-.01em;color:var(--text-1)}
.brand:hover .brand-text{color:var(--brand)}
.nav-toggle{
  display:none;width:44px;height:44px;align-items:center;justify-content:center;
  border:1px solid var(--line);border-radius:var(--r-sm);background:var(--surface);
  justify-self:end;
}
.nav-toggle span{position:relative;width:18px;height:2px;background:var(--text-1);border-radius:2px;display:block}
.nav-toggle span::before,.nav-toggle span::after{
  content:"";position:absolute;left:0;width:18px;height:2px;background:var(--text-1);border-radius:2px;
  transition:transform .2s ease,top .2s ease;
}
.nav-toggle span::before{top:-6px}
.nav-toggle span::after{top:6px}
.nav-toggle[aria-expanded="true"] span{background:transparent}
.nav-toggle[aria-expanded="true"] span::before{top:0;transform:rotate(45deg)}
.nav-toggle[aria-expanded="true"] span::after{top:0;transform:rotate(-45deg)}

/* ---------- Mobile drawer ---------- */
.drawer{
  position:fixed;inset:0;z-index:80;display:none;
  background:rgba(7,12,21,.97);backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);
  padding:88px 24px 28px;overflow-y:auto;
}
.drawer.open{display:flex;flex-direction:column;gap:6px}
.drawer-head{
  position:absolute;top:0;left:0;right:0;height:74px;display:flex;align-items:center;
  justify-content:space-between;padding:0 24px;border-bottom:1px solid var(--line);
}
.drawer-close{
  width:44px;height:44px;border-radius:var(--r-sm);border:1px solid var(--line);
  background:var(--surface);color:var(--text-1);font-size:20px;line-height:1;
}
.drawer a.d-link{
  display:flex;align-items:center;justify-content:space-between;min-height:52px;
  padding:0 4px;border-bottom:1px solid var(--line);font-size:16px;color:var(--text-1);
}
.drawer a.d-link span.arrow{color:var(--text-3)}
.drawer a.d-link.is-active{color:var(--brand)}
.drawer .drawer-cta{margin-top:22px;width:100%;justify-content:center}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 22px;border-radius:12px;font-size:15px;font-weight:600;
  border:1px solid transparent;min-height:44px;
  transition:transform .18s ease,box-shadow .18s ease,background .18s ease,border-color .18s ease,color .18s ease;
}
.btn-primary{
  background:linear-gradient(135deg,var(--brand),var(--brand-deep));
  color:#04140F;box-shadow:0 10px 26px -14px rgba(25,211,174,.85);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 0 0 1px rgba(25,211,174,.4),0 16px 40px -12px rgba(25,211,174,.65);color:#04140F}
.btn-primary:active{transform:translateY(0)}
.btn-ghost{
  background:transparent;border-color:var(--line);color:var(--text-1);
}
.btn-ghost:hover{border-color:rgba(25,211,174,.6);background:var(--surface);color:var(--text-1);transform:translateY(-2px)}
.btn-ghost:active{transform:translateY(0)}
.btn-sm{padding:9px 16px;font-size:14px;min-height:38px;border-radius:10px}

/* ---------- Badges & tags ---------- */
.badge{
  display:inline-flex;align-items:center;gap:6px;height:24px;padding:0 10px;border-radius:999px;
  font-size:12px;line-height:1;letter-spacing:.01em;
  border:1px solid rgba(25,211,174,.4);background:rgba(25,211,174,.12);color:var(--brand);
  white-space:nowrap;
}
.badge-amber{border-color:rgba(255,180,84,.42);background:rgba(255,180,84,.13);color:var(--amber)}
.badge-muted{border-color:var(--line);background:rgba(255,255,255,.05);color:var(--text-2)}
.tag{
  display:inline-flex;align-items:center;height:26px;padding:0 11px;border-radius:8px;
  font-size:12.5px;color:var(--text-2);border:1px solid var(--line);background:rgba(255,255,255,.03);
}

/* ---------- Hero ---------- */
.page-hero{
  position:relative;overflow:hidden;isolation:isolate;
  min-height:320px;display:flex;align-items:center;
  border-bottom:1px solid var(--line);
}
.page-hero-bg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:-2}
.page-hero::after{
  content:"";position:absolute;inset:0;z-index:-1;
  background:linear-gradient(105deg,rgba(7,12,21,.95) 0%,rgba(7,12,21,.78) 56%,rgba(7,12,21,.55) 100%);
}
.page-hero-inner{padding:56px 0 52px;max-width:820px}
.breadcrumb{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--text-3);margin-bottom:18px;flex-wrap:wrap}
.breadcrumb a{color:var(--text-2)}
.breadcrumb a:hover{color:var(--brand)}
.breadcrumb .sep{opacity:.4}
.page-hero h1{
  font-size:clamp(28px,4.6vw,50px);line-height:1.15;font-weight:700;letter-spacing:-.01em;
  margin-bottom:16px;
}
.page-hero h1 em{font-style:normal;color:var(--brand)}
.page-hero .lede{font-size:16.5px;color:var(--text-2);max-width:46em;line-height:1.8}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:26px}
.hero-meta{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px}
.hero-meta .tag{background:rgba(255,255,255,.05)}

/* ---------- Sections ---------- */
.section{padding:88px 0}
.section-tight{padding:64px 0}
.section-head{max-width:720px;margin-bottom:40px}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;font-size:12.5px;font-weight:600;
  letter-spacing:.16em;text-transform:uppercase;color:var(--brand);margin-bottom:14px;
}
.eyebrow::before{content:"";width:22px;height:2px;background:var(--brand);border-radius:2px;display:inline-block}
.section-head h2{font-size:clamp(23px,3vw,34px);line-height:1.25;font-weight:700;letter-spacing:-.01em}
.section-head p{margin-top:14px;color:var(--text-2);font-size:15.5px;max-width:46em}

/* ---------- Glass panels ---------- */
.glass{
  position:relative;background:var(--surface);border:1px solid var(--line);
  border-radius:var(--r-lg);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);
  overflow:hidden;
}
.glass::before{
  content:"";position:absolute;top:0;left:0;right:0;height:1px;
  background:linear-gradient(90deg,rgba(25,211,174,.75),rgba(25,211,174,0));
}
.panel{padding:30px}

/* ---------- Progress overview ---------- */
.overview{
  display:grid;grid-template-columns:260px 1fr;gap:32px;align-items:center;
  padding:34px;
}
.ring-wrap{display:flex;flex-direction:column;align-items:center;gap:14px}
.ring{
  --p:68;
  width:176px;height:176px;border-radius:50%;position:relative;display:grid;place-items:center;
  background:conic-gradient(var(--brand) calc(var(--p)*1%),rgba(255,255,255,.08) 0);
  box-shadow:0 0 0 1px rgba(25,211,174,.18),0 18px 46px -22px rgba(25,211,174,.7);
}
.ring::before{
  content:"";position:absolute;inset:12px;border-radius:50%;
  background:radial-gradient(circle at 50% 30%,#0d1a29,#070C15 70%);
  border:1px solid rgba(255,255,255,.06);
}
.ring-value{position:relative;text-align:center;line-height:1.1}
.ring-value b{
  display:block;font-size:44px;font-weight:700;font-variant-numeric:tabular-nums;
  color:var(--text-1);letter-spacing:-.02em;
}
.ring-value span{font-size:12.5px;color:var(--text-3);letter-spacing:.08em}
.ring-caption{font-size:13px;color:var(--text-3);text-align:center}
.stat-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}
.stat{
  padding:18px 20px;border-radius:var(--r-md);border:1px solid var(--line);
  background:rgba(255,255,255,.03);
}
.stat .stat-label{font-size:12.5px;color:var(--text-3);letter-spacing:.02em}
.stat .stat-value{
  display:block;margin-top:6px;font-size:26px;font-weight:700;line-height:1.2;
  font-variant-numeric:tabular-nums;color:var(--text-1);
}
.stat .stat-value small{font-size:13px;font-weight:500;color:var(--text-2);margin-left:3px}
.stat.accent-amber .stat-value{color:var(--amber)}
.stat.accent-brand .stat-value{color:var(--brand)}
.overview-note{
  margin-top:22px;font-size:13.5px;color:var(--text-3);
  border-left:2px solid rgba(25,211,174,.5);padding-left:14px;
}

/* ---------- Timeline ---------- */
.timeline{position:relative;padding-left:44px;margin-top:8px}
.timeline::before{
  content:"";position:absolute;left:11px;top:10px;bottom:10px;width:2px;border-radius:2px;
  background:linear-gradient(180deg,var(--brand) 0%,rgba(25,211,174,.55) 40%,rgba(255,180,84,.6) 62%,rgba(255,255,255,.08) 100%);
}
.tl-item{position:relative;margin-bottom:26px}
.tl-item:last-child{margin-bottom:0}
.tl-node{
  position:absolute;left:-44px;top:24px;width:24px;height:24px;border-radius:50%;
  display:grid;place-items:center;z-index:2;background:var(--bg-0);
}
.tl-node::after{content:"";width:11px;height:11px;border-radius:50%;display:block}
.tl-item.is-done .tl-node{border:2px solid var(--brand);background:rgba(25,211,174,.16)}
.tl-item.is-done .tl-node::after{background:var(--brand)}
.tl-item.is-active .tl-node{
  border:2px solid var(--amber);
  background:rgba(255,180,84,.16);
  box-shadow:0 0 0 6px rgba(255,180,84,.12),0 0 22px rgba(255,180,84,.45);
}
.tl-item.is-active .tl-node::after{background:var(--amber)}
.tl-item.is-todo .tl-node{border:2px solid rgba(255,255,255,.18)}
.tl-item.is-todo .tl-node::after{background:rgba(255,255,255,.22)}
.tl-card{
  padding:24px 26px;border-radius:var(--r-lg);border:1px solid var(--line);
  background:var(--surface);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);
  transition:border-color .2s ease,transform .2s ease,box-shadow .2s ease;
}
.tl-card:hover{border-color:rgba(25,211,174,.45);transform:translateY(-3px);box-shadow:var(--shadow)}
.tl-item.is-active .tl-card{border-color:rgba(255,180,84,.38);box-shadow:0 0 0 1px rgba(255,180,84,.14),0 16px 40px -24px rgba(255,180,84,.6)}
.tl-top{display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin-bottom:10px}
.tl-index{
  font-size:13px;font-weight:700;letter-spacing:.12em;color:var(--text-3);
  font-variant-numeric:tabular-nums;
}
.tl-card h3{font-size:20px;font-weight:600;line-height:1.4;margin-bottom:8px}
.tl-card p{font-size:14.5px;color:var(--text-2);line-height:1.8}
.tl-foot{
  display:flex;align-items:center;justify-content:space-between;gap:14px;flex-wrap:wrap;
  margin-top:16px;padding-top:14px;border-top:1px solid var(--line);
  font-size:13px;color:var(--text-3);
}
.tl-foot .time{font-variant-numeric:tabular-nums}
.mini-bar{height:8px;border-radius:999px;background:var(--surface-2);overflow:hidden;position:relative}
.mini-bar i{
  display:block;height:100%;border-radius:999px;
  background:linear-gradient(90deg,var(--brand-deep),var(--brand));
  position:relative;
}
.mini-bar i::after{
  content:"";position:absolute;right:0;top:50%;transform:translate(50%,-50%);
  width:8px;height:8px;border-radius:50%;background:var(--brand);
  box-shadow:0 0 12px rgba(25,211,174,.9);
}
.mini-bar.amber i{background:linear-gradient(90deg,#b97824,var(--amber))}
.mini-bar.amber i::after{background:var(--amber);box-shadow:0 0 12px rgba(255,180,84,.9)}
.bar-row{display:grid;grid-template-columns:1fr 58px;gap:14px;align-items:center;width:100%;max-width:420px}
.bar-row b{font-size:14px;font-variant-numeric:tabular-nums;color:var(--text-2);text-align:right;font-weight:700}

/* ---------- State cards ---------- */
.state-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}
.state-card{
  padding:26px;border-radius:var(--r-lg);border:1px solid var(--line);
  background:var(--surface);transition:transform .2s ease,border-color .2s ease,box-shadow .2s ease;
}
.state-card:hover{transform:translateY(-3px);border-color:rgba(25,211,174,.45);box-shadow:var(--shadow)}
.state-dot{width:34px;height:34px;border-radius:50%;display:grid;place-items:center;margin-bottom:16px}
.state-dot::after{content:"";width:10px;height:10px;border-radius:50%}
.state-dot.done{border:2px solid var(--brand);background:rgba(25,211,174,.14)}
.state-dot.done::after{background:var(--brand)}
.state-dot.active{border:2px solid var(--amber);background:rgba(255,180,84,.14);box-shadow:0 0 0 6px rgba(255,180,84,.1)}
.state-dot.active::after{background:var(--amber)}
.state-dot.wait{border:2px solid rgba(255,255,255,.2)}
.state-dot.wait::after{background:rgba(255,255,255,.28)}
.state-card h3{font-size:19px;font-weight:600;margin-bottom:10px}
.state-card p{font-size:14.5px;color:var(--text-2);line-height:1.8}

/* ---------- Checklist ---------- */
.check-list{display:grid;gap:14px}
.check-item{
  display:grid;grid-template-columns:28px 1fr;gap:14px;align-items:start;
  padding:18px 20px;border-radius:var(--r-md);border:1px solid var(--line);
  background:rgba(255,255,255,.03);transition:border-color .2s ease,background .2s ease;
}
.check-item:hover{border-color:rgba(25,211,174,.4);background:rgba(255,255,255,.055)}
.check-item .num{
  width:28px;height:28px;border-radius:8px;display:grid;place-items:center;
  font-size:13px;font-weight:700;color:var(--brand);
  border:1px solid rgba(25,211,174,.4);background:rgba(25,211,174,.1);
  font-variant-numeric:tabular-nums;
}
.check-item h4{font-size:15.5px;font-weight:600;margin-bottom:4px}
.check-item p{font-size:14px;color:var(--text-2);line-height:1.75}

/* ---------- Form ---------- */
.form-panel{padding:32px}
.form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}
.field{display:flex;flex-direction:column;gap:8px}
.field.full{grid-column:1 / -1}
.field label{font-size:13px;color:var(--text-2);letter-spacing:.01em}
.field input,.field select,.field textarea{
  width:100%;padding:12px 14px;border-radius:12px;
  background:var(--surface);border:1px solid var(--line);color:var(--text-1);
  transition:border-color .18s ease,box-shadow .18s ease,background .18s ease;
}
.field textarea{min-height:118px;resize:vertical;line-height:1.75}
.field input::placeholder,.field textarea::placeholder{color:var(--text-3)}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--brand);box-shadow:0 0 0 3px rgba(25,211,174,.16);
  background:rgba(255,255,255,.06);
}
.field select{appearance:none;background-image:linear-gradient(45deg,transparent 50%,var(--text-2) 50%),linear-gradient(135deg,var(--text-2) 50%,transparent 50%);background-position:calc(100% - 20px) 21px,calc(100% - 14px) 21px;background-size:6px 6px,6px 6px;background-repeat:no-repeat}
.form-foot{display:flex;align-items:center;justify-content:space-between;gap:18px;flex-wrap:wrap;margin-top:22px}
.form-tip{font-size:13px;color:var(--text-3);max-width:40em}
.form-msg{
  margin-top:16px;font-size:13.5px;color:var(--amber);
  border:1px solid rgba(255,180,84,.42);background:rgba(255,180,84,.1);
  border-radius:10px;padding:10px 14px;display:none;
}
.form-msg.show{display:block}

/* ---------- FAQ ---------- */
.faq{max-width:860px;margin:0 auto;display:grid;gap:12px}
.faq-item{border:1px solid var(--line);border-radius:var(--r-md);background:var(--surface);overflow:hidden;transition:border-color .18s ease}
.faq-item:hover{border-color:rgba(25,211,174,.35)}
.faq-item.open{border-color:rgba(25,211,174,.45)}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:18px 20px;background:transparent;border:0;color:var(--text-1);
  font-size:15.5px;font-weight:600;text-align:left;line-height:1.6;position:relative;
}
.faq-q::before{
  content:"";position:absolute;left:0;top:14px;bottom:14px;width:3px;border-radius:0 3px 3px 0;
  background:var(--brand);transform:scaleY(0);transform-origin:center;transition:transform .18s ease;
}
.faq-item.open .faq-q::before{transform:scaleY(1)}
.faq-icon{
  flex:0 0 auto;width:22px;height:22px;display:grid;place-items:center;
  color:var(--brand);transition:transform .18s ease;
}
.faq-item.open .faq-icon{transform:rotate(90deg)}
.faq-a{
  max-height:0;overflow:hidden;transition:max-height .28s ease;
}
.faq-a-inner{padding:0 20px 20px 20px;font-size:14.5px;color:var(--text-2);line-height:1.85}

/* ---------- CTA band ---------- */
.cta-band{
  position:relative;overflow:hidden;border-radius:var(--r-xl);
  border:1px solid var(--line);background:var(--surface);
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  padding:38px 40px;display:flex;align-items:center;justify-content:space-between;gap:28px;flex-wrap:wrap;
}
.cta-band::before{
  content:"";position:absolute;right:-60px;top:-80px;width:340px;height:340px;border-radius:50%;
  background:radial-gradient(circle,rgba(25,211,174,.22),transparent 68%);pointer-events:none;
}
.cta-band h2{font-size:clamp(21px,2.6vw,28px);font-weight:700;line-height:1.35;margin-bottom:10px}
.cta-band p{font-size:14.5px;color:var(--text-2);max-width:46em}
.cta-band .cta-actions{display:flex;gap:14px;flex-wrap:wrap}

/* ---------- Footer ---------- */
.site-footer{
  margin-top:24px;border-top:1px solid var(--line);
  background:linear-gradient(180deg,rgba(11,21,35,.6),rgba(7,12,21,.95));
  padding:60px 0 28px;
}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:34px}
.footer-desc{margin-top:16px;font-size:14px;color:var(--text-2);line-height:1.8;max-width:30em}
.footer-title{font-size:13px;font-weight:600;letter-spacing:.14em;text-transform:uppercase;color:var(--text-3);margin-bottom:16px}
.footer-links{display:grid;gap:11px}
.footer-links a{font-size:14.5px;color:var(--text-2);display:inline-block}
.footer-links a:hover{color:var(--brand)}
.footer-info{font-size:14px;color:var(--text-2);line-height:1.9}
.footer-bottom{
  margin-top:44px;padding-top:22px;border-top:1px solid var(--line);
  display:flex;align-items:center;justify-content:space-between;gap:14px;flex-wrap:wrap;
  font-size:13px;color:var(--text-3);
}

/* ---------- Responsive ---------- */
@media (max-width:1023px){
  .container{padding:0 24px}
  .nav-list{display:none}
  .nav-toggle{display:flex}
  .nav-grid{grid-template-columns:1fr auto 1fr;min-height:66px}
  .overview{grid-template-columns:1fr;gap:26px;padding:26px}
  .stat-grid{grid-template-columns:repeat(3,minmax(0,1fr))}
  .state-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:30px}
  .section{padding:72px 0}
  .section-tight{padding:56px 0}
}
@media (max-width:767px){
  .container{padding:0 20px}
  body{font-size:15.5px}
  .page-hero{min-height:auto}
  .page-hero-inner{padding:40px 0 38px}
  .section{padding:56px 0}
  .section-tight{padding:46px 0}
  .section-head{margin-bottom:28px}
  .stat-grid{grid-template-columns:1fr 1fr}
  .state-grid{grid-template-columns:1fr}
  .form-grid{grid-template-columns:1fr}
  .form-panel{padding:24px}
  .cta-band{padding:26px 22px;border-radius:var(--r-lg)}
  .cta-band .cta-actions{width:100%}
  .cta-band .cta-actions .btn{flex:1 1 auto;justify-content:center}
  .timeline{padding-left:34px}
  .timeline::before{left:8px}
  .tl-node{left:-34px;top:22px;width:18px;height:18px}
  .tl-node::after{width:8px;height:8px}
  .tl-card{padding:20px}
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:8px}
  .hero-actions .btn{width:100%;justify-content:center}
  .panel{padding:22px}
  .ring{width:150px;height:150px}
  .ring-value b{font-size:38px}
  .bar-row{grid-template-columns:1fr 52px;max-width:100%}
}
@media (max-width:520px){
  .stat-grid{grid-template-columns:1fr}
  .brand-text{font-size:16px}
  .tl-top{gap:8px}
}

/* roulang page: category4 */
:root{
  --bg-0:#070C15;
  --bg-1:#0B1523;
  --surface:rgba(255,255,255,.045);
  --surface-2:rgba(255,255,255,.085);
  --line:rgba(255,255,255,.10);
  --brand:#19D3AE;
  --brand-deep:#0E9C81;
  --indigo:#5B7CFF;
  --amber:#FFB454;
  --text-1:#EAF1FA;
  --text-2:#9CAEC6;
  --text-3:#6B7E96;
  --r-sm:10px;
  --r-md:14px;
  --r-lg:20px;
  --r-xl:28px;
  --shadow:0 12px 32px -14px rgba(0,0,0,.65);
  --glow:0 0 0 1px rgba(25,211,174,.35),0 14px 38px -12px rgba(25,211,174,.5);
  --font:"HarmonyOS Sans SC","PingFang SC","Microsoft YaHei",system-ui,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--font);
  font-size:16px;
  line-height:1.85;
  color:var(--text-1);
  background:
    radial-gradient(900px 520px at 10% -10%,rgba(25,211,174,.10),transparent 65%),
    radial-gradient(760px 460px at 94% 2%,rgba(91,124,255,.09),transparent 62%),
    var(--bg-0);
  overflow-x:hidden;
}
body.no-scroll{overflow:hidden}
h1,h2,h3,h4{margin:0;line-height:1.2;letter-spacing:-.01em}
p{margin:0}
ul,ol{list-style:none;margin:0;padding:0}
a{color:inherit;text-decoration:none;transition:color .18s ease}
a:hover{color:var(--brand)}
img{display:block;max-width:100%}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:6px}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px}
@media (min-width:768px){.container{padding:0 32px}}

/* ============ 顶部导航 ============ */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(7,12,21,.58);
  border-bottom:1px solid transparent;
  backdrop-filter:blur(14px);
  transition:background .2s ease,border-color .2s ease,box-shadow .2s ease;
}
.site-header.scrolled{
  background:rgba(7,12,21,.9);
  border-bottom-color:var(--line);
  box-shadow:0 12px 34px -24px #000;
}
.nav-grid{
  display:grid;
  grid-template-columns:1fr auto 1fr;
  align-items:center;
  gap:16px;
  height:78px;
}
.nav-list{display:flex;align-items:center;gap:4px}
.nav-list.left{justify-content:flex-start}
.nav-list.right{justify-content:flex-end;gap:10px}
.nav-link{
  display:inline-flex;align-items:center;
  min-height:44px;padding:0 14px;
  font-size:15px;color:var(--text-2);
  border-radius:var(--r-sm);
  position:relative;
  transition:color .18s ease,background .18s ease;
}
.nav-link:hover{color:var(--text-1);background:var(--surface)}
.nav-link.is-active{color:var(--brand);background:rgba(25,211,174,.09)}
.nav-link.is-active::after{
  content:"";position:absolute;left:14px;right:14px;bottom:6px;height:2px;
  background:var(--brand);border-radius:2px;opacity:.85;
}
.brand{
  display:inline-flex;align-items:center;gap:10px;
  font-size:19px;font-weight:700;color:var(--text-1);
  white-space:nowrap;
}
.brand:hover{color:var(--text-1)}
.brand-mark{
  width:20px;height:20px;border-radius:6px;
  background:linear-gradient(135deg,var(--brand),var(--indigo));
  box-shadow:0 0 18px -4px rgba(25,211,174,.8);
  flex:0 0 auto;
}
.nav-toggle{
  display:none;width:44px;height:44px;
  align-items:center;justify-content:center;
  border:1px solid var(--line);border-radius:12px;background:var(--surface);
}
.nav-toggle span{position:relative;display:block;width:18px;height:2px;background:var(--text-1);border-radius:2px}
.nav-toggle span::before,.nav-toggle span::after{
  content:"";position:absolute;left:0;width:18px;height:2px;background:var(--text-1);border-radius:2px;
}
.nav-toggle span::before{top:-6px}
.nav-toggle span::after{top:6px}

/* 移动抽屉 */
.drawer{
  position:fixed;inset:0;z-index:90;display:none;
  flex-direction:column;
  padding:20px 20px 32px;
  background:rgba(7,12,21,.97);
  backdrop-filter:blur(16px);
  overflow-y:auto;
}
.drawer.open{display:flex}
.drawer-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:24px}
.drawer-close{
  width:44px;height:44px;display:inline-flex;align-items:center;justify-content:center;
  border:1px solid var(--line);border-radius:12px;color:var(--text-2);font-size:20px;
}
.drawer-list{border-top:1px solid var(--line)}
.drawer-list li{border-bottom:1px solid var(--line)}
.drawer-list a{
  display:flex;align-items:center;justify-content:space-between;
  min-height:52px;font-size:16px;color:var(--text-1);
}
.drawer-list a::after{content:"›";color:var(--text-3);font-size:20px}
.drawer-list a.is-active{color:var(--brand)}
.drawer-cta{margin-top:28px;width:100%}

/* ============ 按钮 / 徽章 / 通用 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:46px;padding:12px 22px;
  border-radius:12px;font-size:15px;font-weight:600;
  transition:transform .18s ease,box-shadow .18s ease,background .18s ease,border-color .18s ease,color .18s ease;
}
.btn:active{transform:translateY(0)}
.btn-primary{
  background:linear-gradient(135deg,var(--brand),var(--brand-deep));
  color:#04120F;
  box-shadow:0 10px 26px -14px rgba(25,211,174,.85);
}
.btn-primary:hover{color:#04120F;transform:translateY(-2px);box-shadow:var(--glow)}
.btn-ghost{
  border:1px solid var(--line);background:transparent;color:var(--text-1);
}
.btn-ghost:hover{
  color:var(--text-1);border-color:rgba(25,211,174,.55);
  background:var(--surface);transform:translateY(-2px);
}
.btn-sm{min-height:42px;padding:10px 16px;font-size:14px}
.badge{
  display:inline-flex;align-items:center;gap:6px;
  height:24px;padding:0 10px;border-radius:999px;
  font-size:12px;font-weight:600;letter-spacing:.02em;
  border:1px solid rgba(25,211,174,.38);
  background:rgba(25,211,174,.10);
  color:var(--brand);
  white-space:nowrap;
}
.badge-muted{border-color:var(--line);background:rgba(255,255,255,.06);color:var(--text-2)}
.badge-amber{border-color:rgba(255,180,84,.42);background:rgba(255,180,84,.12);color:var(--amber)}
.glass{
  position:relative;overflow:hidden;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  backdrop-filter:blur(10px);
}
.glass::before{
  content:"";position:absolute;left:0;right:0;top:0;height:1px;
  background:linear-gradient(90deg,rgba(25,211,174,.85),rgba(25,211,174,0) 72%);
}
.card-lift{transition:transform .18s ease,border-color .18s ease,box-shadow .18s ease}
.card-lift:hover{transform:translateY(-3px);border-color:rgba(25,211,174,.45);box-shadow:var(--shadow)}
.num{font-variant-numeric:tabular-nums;font-weight:700}

/* ============ 分类页 Hero ============ */
.page-hero{position:relative;overflow:hidden;padding:56px 0 52px;min-height:320px;display:flex;align-items:center}
.page-hero::before{
  content:"";position:absolute;inset:0;
  background:url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
  opacity:.55;
}
.page-hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(105deg,rgba(7,12,21,.95) 0%,rgba(7,12,21,.72) 58%,rgba(7,12,21,.45) 100%);
}
.page-hero .container{position:relative;z-index:2}
.breadcrumb{margin-bottom:18px}
.breadcrumb ol{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--text-3)}
.breadcrumb a{color:var(--text-2)}
.breadcrumb a:hover{color:var(--brand)}
.breadcrumb li[aria-hidden]{opacity:.4}
.page-hero h1{
  font-size:clamp(28px,4.4vw,50px);
  line-height:1.16;
  font-weight:700;
  margin:16px 0 0;
  max-width:22em;
}
.hero-sub{
  margin-top:16px;max-width:46em;
  font-size:clamp(15px,1.6vw,17px);
  color:var(--text-2);
}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}
.hero-meta{
  display:flex;flex-wrap:wrap;gap:14px 34px;
  margin-top:34px;padding-top:22px;
  border-top:1px solid var(--line);
}
.hero-meta li{display:flex;align-items:baseline;gap:8px;font-size:13px;color:var(--text-3)}
.hero-meta strong{font-size:28px;color:var(--text-1);font-variant-numeric:tabular-nums;letter-spacing:-.02em}

/* ============ 板块 ============ */
.section{padding:96px 0}
.section-tight{padding:72px 0}
.section-head{
  display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;
  gap:16px 32px;margin-bottom:40px;
}
.section-head h2{font-size:clamp(23px,3vw,36px);font-weight:700}
.section-head h2 .accent{color:var(--brand)}
.section-head p{margin-top:12px;color:var(--text-2);max-width:46em;font-size:15px}
.link-arrow{
  display:inline-flex;align-items:center;gap:6px;
  font-size:14px;font-weight:600;color:var(--text-1);
  padding-bottom:3px;border-bottom:1px solid rgba(25,211,174,.35);
  transition:border-color .18s ease,color .18s ease,transform .18s ease;
}
.link-arrow:hover{color:var(--brand);border-color:var(--brand);transform:translateX(2px)}

/* 四步流程 */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.step{
  position:relative;
  padding:26px 22px 24px;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  backdrop-filter:blur(10px);
  transition:transform .18s ease,border-color .18s ease,box-shadow .18s ease;
}
.step::before{
  content:"";position:absolute;left:0;right:0;top:0;height:2px;
  background:linear-gradient(90deg,rgba(25,211,174,.9),rgba(91,124,255,0));
  border-radius:2px;
}
.step:hover{transform:translateY(-3px);border-color:rgba(25,211,174,.45);box-shadow:var(--shadow)}
.step-no{
  display:block;font-size:13px;font-weight:700;letter-spacing:.14em;
  color:var(--brand);font-variant-numeric:tabular-nums;
}
.step h3{margin-top:12px;font-size:19px;font-weight:600;line-height:1.45}
.step p{margin-top:10px;font-size:14px;line-height:1.8;color:var(--text-2)}
.step-tag{margin-top:16px}

/* 瀑布卡 */
.waterfall{columns:2;column-gap:24px}
.wf-card{
  break-inside:avoid;
  margin:0 0 24px;
  display:block;
  padding:0;
  color:var(--text-1);
}
.wf-cover{position:relative;overflow:hidden}
.wf-cover img{width:100%;aspect-ratio:4/3;object-fit:cover;transition:transform .3s ease}
.wf-card:hover .wf-cover img{transform:scale(1.04)}
.wf-cover::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(7,12,21,0) 42%,rgba(7,12,21,.72) 100%);
}
.wf-cover .badge{position:absolute;left:14px;top:14px;z-index:2}
.wf-body{padding:20px 22px 22px}
.wf-body h3{font-size:19px;font-weight:600;line-height:1.5}
.wf-body p{margin-top:10px;font-size:14px;line-height:1.85;color:var(--text-2)}
.wf-body .link-arrow{margin-top:16px;font-size:13px}

/* 数据块 */
.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.stat{
  padding:26px 22px;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  transition:border-color .18s ease,background .18s ease;
}
.stat:hover{border-color:rgba(25,211,174,.4);background:var(--surface-2)}
.stat-value{
  font-size:clamp(28px,3.4vw,38px);
  line-height:1.1;font-weight:700;
  font-variant-numeric:tabular-nums;
  color:var(--brand);
  letter-spacing:-.02em;
}
.stat-value small{font-size:14px;font-weight:600;margin-left:4px;color:var(--text-2)}
.stat-label{margin-top:10px;font-size:13px;color:var(--text-3)}
.stat-note{margin-top:6px;font-size:14px;color:var(--text-2);line-height:1.7}

/* 常见情况卡 */
.scene-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
.scene{
  display:flex;gap:16px;
  padding:24px;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  transition:transform .18s ease,border-color .18s ease,background .18s ease;
}
.scene:hover{transform:translateY(-3px);border-color:rgba(25,211,174,.42);background:var(--surface-2)}
.scene-icon{
  flex:0 0 auto;width:42px;height:42px;border-radius:12px;
  display:inline-flex;align-items:center;justify-content:center;
  background:rgba(25,211,174,.12);
  border:1px solid rgba(25,211,174,.3);
  color:var(--brand);font-weight:700;font-size:15px;
  font-variant-numeric:tabular-nums;
}
.scene h3{font-size:17px;font-weight:600;line-height:1.5}
.scene p{margin-top:8px;font-size:14px;line-height:1.8;color:var(--text-2)}

/* FAQ */
.faq-wrap{max-width:860px;margin:0 auto}
.faq-item{
  margin-bottom:12px;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--r-md);
  backdrop-filter:blur(10px);
  transition:border-color .18s ease,box-shadow .18s ease;
}
.faq-item:hover{border-color:rgba(25,211,174,.35)}
.faq-item[open]{
  border-color:rgba(25,211,174,.45);
  box-shadow:inset 3px 0 0 var(--brand);
}
.faq-item summary{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  min-height:56px;padding:16px 20px;
  font-size:16px;font-weight:600;color:var(--text-1);
  cursor:pointer;list-style:none;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
  content:"+";flex:0 0 auto;
  width:24px;text-align:center;
  font-size:20px;font-weight:400;color:var(--brand);
  transition:transform .18s ease;transform-origin:center;
}
.faq-item[open] summary::after{transform:rotate(45deg)}
.faq-body{padding:0 20px 20px;font-size:15px;line-height:1.85;color:var(--text-2)}

/* CTA 带 */
.cta-band{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;
  gap:24px;padding:36px 34px;
  background:
    radial-gradient(420px 220px at 8% 50%,rgba(25,211,174,.16),transparent 70%),
    var(--surface);
}
.cta-band h2{font-size:clamp(21px,2.6vw,28px);font-weight:700}
.cta-band p{margin-top:10px;font-size:15px;color:var(--text-2);max-width:40em}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px}

/* ============ 页脚 ============ */
.site-footer{
  margin-top:0;
  padding:64px 0 28px;
  border-top:1px solid var(--line);
  background:rgba(11,21,35,.72);
}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:32px}
.footer-desc{margin-top:16px;font-size:14px;line-height:1.85;color:var(--text-2);max-width:26em}
.footer-title{font-size:14px;font-weight:700;color:var(--text-1);margin-bottom:14px;letter-spacing:.02em}
.footer-links li{margin-bottom:4px}
.footer-links a{
  display:inline-block;padding:6px 0;
  font-size:14px;color:var(--text-2);
}
.footer-links a:hover{color:var(--brand)}
.footer-info{font-size:14px;line-height:2;color:var(--text-2)}
.footer-bottom{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:12px;
  margin-top:40px;padding-top:22px;
  border-top:1px solid var(--line);
  font-size:13px;color:var(--text-3);
}

/* ============ 断点 ============ */
@media (max-width:1023px){
  .nav-grid{height:66px}
  .nav-list{display:none}
  .brand{grid-column:2;justify-self:center;font-size:17px}
  .nav-toggle{display:inline-flex;grid-column:3;justify-self:end}
  .drawer{display:none}
  .page-hero{padding:44px 0 40px;min-height:280px}
  .section{padding:72px 0}
  .steps{grid-template-columns:repeat(2,1fr)}
  .stat-grid{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr}
  .scene-grid{grid-template-columns:1fr}
  .cta-band{padding:30px 26px}
}
@media (max-width:767px){
  body{font-size:15px}
  .section{padding:56px 0}
  .section-tight{padding:48px 0}
  .page-hero{min-height:248px;padding:36px 0 34px}
  .page-hero h1{font-size:clamp(25px,7vw,32px)}
  .hero-meta{gap:12px 22px}
  .hero-meta strong{font-size:22px}
  .hero-actions .btn{width:100%}
  .steps{grid-template-columns:1fr}
  .waterfall{columns:1}
  .stat-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column;align-items:flex-start}
  .section-head{margin-bottom:28px}
  .cta-actions{width:100%}
  .cta-actions .btn{width:100%}
}
@media (min-width:1024px){
  .drawer{display:none !important}
}

/* roulang page: category5 */
:root{
  --bg-0:#070C15;
  --bg-1:#0B1523;
  --surface:rgba(255,255,255,.045);
  --surface-2:rgba(255,255,255,.085);
  --line:rgba(255,255,255,.10);
  --brand:#19D3AE;
  --brand-deep:#0E9C81;
  --indigo:#5B7CFF;
  --amber:#FFB454;
  --text-1:#EAF1FA;
  --text-2:#9CAEC6;
  --text-3:#6B7E96;
  --r-sm:10px;
  --r-md:14px;
  --r-lg:20px;
  --r-xl:28px;
  --shadow:0 12px 32px -14px rgba(0,0,0,.65);
  --glow:0 0 0 1px rgba(25,211,174,.35),0 14px 38px -12px rgba(25,211,174,.5);
  --ease:180ms ease;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background-color:var(--bg-0);
  color:var(--text-1);
  font-family:"HarmonyOS Sans SC","PingFang SC","Microsoft YaHei",system-ui,sans-serif;
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
  background-image:
    radial-gradient(900px 500px at 88% -12%, rgba(91,124,255,.10), transparent 70%),
    radial-gradient(720px 420px at -5% 8%, rgba(25,211,174,.09), transparent 65%);
  background-repeat:no-repeat;
  overflow-x:hidden;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
ul,ol{list-style:none;margin:0;padding:0}
h1,h2,h3,h4,p{margin:0}
p{max-width:46em}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px}
::selection{background:rgba(25,211,174,.28)}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px}
@media (min-width:768px){.container{padding:0 32px}}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 22px;border-radius:12px;font-weight:600;font-size:15px;line-height:1.2;
  min-height:44px;white-space:nowrap;
  transition:transform var(--ease),box-shadow var(--ease),background var(--ease),color var(--ease),border-color var(--ease);
}
.btn-primary{
  background:linear-gradient(135deg,var(--brand),var(--brand-deep));
  color:#04211C;
  border:1px solid rgba(25,211,174,.55);
  box-shadow:0 10px 26px -14px rgba(25,211,174,.85);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:var(--glow)}
.btn-primary:active{transform:translateY(0);box-shadow:0 6px 18px -12px rgba(25,211,174,.7)}
.btn-ghost{
  border:1px solid var(--line);color:var(--text-1);background:transparent;
}
.btn-ghost:hover{border-color:rgba(25,211,174,.6);background:var(--surface);transform:translateY(-2px)}
.btn-ghost:active{transform:translateY(0)}
.btn-sm{padding:9px 16px;font-size:14px;min-height:40px;border-radius:10px}
.link-more{
  display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;color:var(--brand);
  border-bottom:1px solid rgba(25,211,174,.35);padding-bottom:2px;transition:border-color var(--ease),color var(--ease);
}
.link-more:hover{border-bottom-color:rgba(25,211,174,1);color:#5FF0D3}

/* ---------- 徽章 ---------- */
.badge{
  display:inline-flex;align-items:center;gap:6px;height:24px;padding:0 10px;border-radius:999px;
  font-size:12px;line-height:1;letter-spacing:.01em;
  border:1px solid rgba(25,211,174,.45);background:rgba(25,211,174,.10);color:#7CF0DA;
}
.badge.is-muted{border-color:var(--line);background:var(--surface);color:var(--text-3)}
.badge.is-amber{border-color:rgba(255,180,84,.45);background:rgba(255,180,84,.12);color:var(--amber)}

/* ---------- 玻璃卡 ---------- */
.glass{
  position:relative;overflow:hidden;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  backdrop-filter:blur(12px);
  -webkit-backdrop-filter:blur(12px);
}
.glass::before{
  content:"";position:absolute;top:0;left:0;right:0;height:1px;
  background:linear-gradient(90deg,rgba(25,211,174,.85),rgba(25,211,174,0));
}

/* ---------- 头部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:50;
  background:rgba(7,12,21,.55);
  border-bottom:1px solid transparent;
  transition:background var(--ease),border-color var(--ease),backdrop-filter var(--ease);
}
.site-header.is-scrolled{
  background:rgba(7,12,21,.86);
  border-bottom-color:var(--line);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
}
.nav-grid{
  display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:24px;
  height:72px;
}
.nav-list{display:flex;align-items:center;gap:26px}
.nav-list.right{justify-content:flex-end}
.nav-list.left{justify-content:flex-start}
.nav-link{
  position:relative;display:inline-block;padding:6px 2px;
  font-size:15px;color:var(--text-2);transition:color var(--ease);
}
.nav-link::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:2px;border-radius:2px;
  background:var(--brand);transform:scaleX(0);transform-origin:left;transition:transform var(--ease);
}
.nav-link:hover{color:var(--text-1)}
.nav-link:hover::after{transform:scaleX(1)}
.nav-link.is-active{color:var(--brand)}
.nav-link.is-active::after{transform:scaleX(1)}
.brand{display:inline-flex;align-items:center;gap:10px;justify-self:center}
.brand-mark{
  width:20px;height:20px;border-radius:6px;flex:0 0 auto;
  background:linear-gradient(135deg,var(--brand),var(--indigo));
  box-shadow:0 0 0 1px rgba(25,211,174,.45),0 6px 16px -8px rgba(25,211,174,.9);
}
.brand-text{font-size:19px;font-weight:700;letter-spacing:-.01em;white-space:nowrap}
.nav-toggle{
  display:none;justify-self:end;width:44px;height:44px;border-radius:12px;
  border:1px solid var(--line);background:var(--surface);
  align-items:center;justify-content:center;
}
.nav-toggle span{
  display:block;width:18px;height:2px;border-radius:2px;background:var(--text-1);
  box-shadow:0 -6px 0 var(--text-1),0 6px 0 var(--text-1);
}
.nav-toggle:hover{border-color:rgba(25,211,174,.5)}

/* ---------- 移动抽屉 ---------- */
.drawer{
  position:fixed;inset:0;z-index:70;
  background:rgba(7,12,21,.96);
  backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);
  display:flex;flex-direction:column;
  padding:20px;
  opacity:0;pointer-events:none;transform:translateY(-10px);
  transition:opacity var(--ease),transform var(--ease);
}
.drawer.is-open{opacity:1;pointer-events:auto;transform:translateY(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;height:52px}
.drawer-close{
  width:44px;height:44px;border-radius:12px;border:1px solid var(--line);
  background:var(--surface);font-size:22px;line-height:1;color:var(--text-1);
}
.drawer-list{flex:1;margin-top:14px;overflow:auto}
.drawer-list li + li{border-top:1px solid var(--line)}
.drawer-list a{
  display:flex;align-items:center;justify-content:space-between;
  height:48px;font-size:16px;color:var(--text-2);
}
.drawer-list a::after{content:"›";color:var(--text-3);font-size:20px}
.drawer-list a.is-active{color:var(--brand)}
.drawer-cta{width:100%;margin-top:18px;flex:0 0 auto}

/* ---------- 首屏横幅 ---------- */
.banner{position:relative;overflow:hidden;border-bottom:1px solid var(--line)}
.banner-bg{
  position:absolute;inset:0;z-index:0;
  background-image:
    linear-gradient(105deg,rgba(7,12,21,.96) 0%,rgba(7,12,21,.80) 52%,rgba(7,12,21,.52) 100%),
    url('/assets/images/backpic/back-1.webp');
  background-size:cover;background-position:center;
}
.banner-inner{position:relative;z-index:1;padding:64px 0 68px}
.breadcrumb ol{display:flex;align-items:center;gap:10px;font-size:13px;color:var(--text-3)}
.breadcrumb a{color:var(--text-2);transition:color var(--ease)}
.breadcrumb a:hover{color:var(--brand)}
.breadcrumb .sep{opacity:.4}
.breadcrumb [aria-current]{color:var(--text-2)}
.banner-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px}
.banner-title{
  margin-top:16px;
  font-size:clamp(28px,4.6vw,52px);
  line-height:1.15;font-weight:700;letter-spacing:-.01em;
  max-width:20em;
}
.banner-lead{margin-top:18px;font-size:16.5px;color:var(--text-2);max-width:44em}

/* ---------- 状态条 ---------- */
.status-wrap{position:relative;z-index:2;margin-top:-34px;padding-bottom:0}
.status-strip{
  display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:8px;
  padding:18px 22px;
  box-shadow:var(--shadow);
  backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);
}
.status-item{display:flex;flex-direction:column;gap:2px;padding:4px 6px}
.status-item + .status-item{border-left:1px solid var(--line);padding-left:20px}
.status-label{font-size:12px;color:var(--text-3);letter-spacing:.04em}
.status-value{
  font-size:17px;font-weight:700;color:var(--text-1);
  font-variant-numeric:tabular-nums;
}
.status-value.is-brand{color:var(--brand)}

/* ---------- 板块 ---------- */
.section{padding:88px 0}
.section-head{max-width:800px;margin-bottom:34px}
.section-title{
  font-size:clamp(23px,3vw,34px);line-height:1.26;font-weight:700;letter-spacing:-.01em;
}
.section-sub{margin-top:12px;color:var(--text-2);font-size:15.5px;max-width:46em}
.section-foot{margin-top:32px;display:flex;flex-wrap:wrap;gap:14px}

/* ---------- 对照面板 ---------- */
.compare-grid{
  display:grid;grid-template-columns:minmax(0,5fr) minmax(0,7fr);gap:24px;align-items:start;
}
.compare-side{padding:20px}
.compare-side-title{
  font-size:13px;letter-spacing:.08em;color:var(--text-3);font-weight:600;
  margin-bottom:14px;
}
.compare-list li + li{margin-top:10px}
.compare-item{
  width:100%;display:flex;align-items:flex-start;gap:14px;text-align:left;
  padding:14px 16px;border-radius:var(--r-md);
  border:1px solid var(--line);border-left:3px solid transparent;
  background:rgba(255,255,255,.02);
  transition:background var(--ease),border-color var(--ease),transform var(--ease);
}
.compare-item:hover{background:var(--surface-2);border-color:rgba(25,211,174,.28)}
.compare-item.is-active{
  background:rgba(25,211,174,.08);
  border-color:rgba(25,211,174,.3);
  border-left-color:var(--brand);
}
.item-num{
  flex:0 0 auto;font-size:15px;font-weight:700;color:var(--brand);
  font-variant-numeric:tabular-nums;line-height:1.6;
}
.item-body{display:flex;flex-direction:column;gap:2px;min-width:0}
.item-title{font-size:15.5px;font-weight:600;color:var(--text-1)}
.compare-item.is-active .item-title{color:var(--brand)}
.item-meta{font-size:12px;color:var(--text-3)}

.compare-panels{display:flex;flex-direction:column;gap:18px}
.compare-panel{padding:26px 26px 28px}
.compare-panel[hidden]{display:none}
.panel-head{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:16px}
.panel-title{font-size:21px;line-height:1.4;font-weight:700}
.panel-desc{margin-top:14px;color:var(--text-2);font-size:15.5px;max-width:44em}
.example-box{
  margin-top:20px;padding:16px 18px;border-radius:var(--r-md);
  background:rgba(0,0,0,.30);
  border:1px dashed rgba(255,255,255,.16);
}
.example-title{
  font-size:12px;letter-spacing:.08em;color:var(--amber);font-weight:700;margin-bottom:8px;
}
.example-box p{font-size:14.5px;color:var(--text-2);line-height:1.8}
.panel-note{
  margin-top:18px;padding-left:14px;border-left:3px solid var(--brand);
  font-size:14.5px;color:var(--text-2);
}
.panel-note strong{color:var(--text-1);font-weight:600}

/* ---------- 数据条 ---------- */
.stats{
  display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px;
}
.stat{
  padding:22px 20px;border-radius:var(--r-lg);
  background:var(--surface);border:1px solid var(--line);
  transition:border-color var(--ease),transform var(--ease);
}
.stat:hover{border-color:rgba(25,211,174,.4);transform:translateY(-3px)}
.stat-value{
  font-size:clamp(26px,3.4vw,38px);font-weight:700;line-height:1.1;
  color:var(--brand);font-variant-numeric:tabular-nums;
}
.stat-unit{font-size:14px;font-weight:600;color:var(--text-2);margin-left:4px}
.stat-label{margin-top:8px;font-size:12.5px;color:var(--text-3);letter-spacing:.02em}

/* ---------- 图文核对区 ---------- */
.guide-grid{
  display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,1fr);gap:40px;align-items:center;
}
.guide-figure{position:relative;border-radius:var(--r-lg);overflow:hidden;border:1px solid var(--line)}
.guide-figure img{width:100%;height:100%;object-fit:cover;aspect-ratio:4/3}
.guide-figure::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(7,12,21,0) 40%,rgba(7,12,21,.72) 100%);
  pointer-events:none;
}
.guide-cap{
  position:absolute;left:18px;right:18px;bottom:16px;z-index:1;
  font-size:13px;color:var(--text-2);
}
.check-list{margin-top:24px;display:flex;flex-direction:column;gap:16px}
.check-list li{display:flex;gap:14px;align-items:flex-start}
.check-dot{
  flex:0 0 auto;width:26px;height:26px;border-radius:8px;margin-top:3px;
  display:grid;place-items:center;
  background:rgba(25,211,174,.12);border:1px solid rgba(25,211,174,.4);
  color:var(--brand);font-size:13px;font-weight:700;
}
.check-title{font-size:16px;font-weight:600}
.check-desc{font-size:14.5px;color:var(--text-2);margin-top:4px;max-width:42em}

/* ---------- 表单 ---------- */
.form-panel{padding:30px}
.form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}
.field{display:flex;flex-direction:column;gap:8px}
.field.full{grid-column:1 / -1}
.field label{font-size:13px;color:var(--text-2);letter-spacing:.02em}
.input,.select,.textarea{
  width:100%;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:12px;
  padding:12px 14px;
  color:var(--text-1);
  font-size:15px;
  font-family:inherit;
  line-height:1.6;
  min-height:44px;
  transition:border-color var(--ease),box-shadow var(--ease),background var(--ease);
}
.textarea{min-height:130px;resize:vertical}
.input::placeholder,.textarea::placeholder{color:var(--text-3)}
.input:focus,.select:focus,.textarea:focus{
  outline:none;border-color:var(--brand);
  background:rgba(255,255,255,.06);
  box-shadow:0 0 0 3px rgba(25,211,174,.16);
}
.select{appearance:none;background-image:linear-gradient(45deg,transparent 50%,var(--text-2) 50%),linear-gradient(135deg,var(--text-2) 50%,transparent 50%);background-position:calc(100% - 20px) 21px,calc(100% - 14px) 21px;background-size:6px 6px,6px 6px;background-repeat:no-repeat}
.form-hint{font-size:13px;color:var(--text-3);margin-top:14px;max-width:44em}
.form-actions{grid-column:1 / -1;display:flex;flex-wrap:wrap;align-items:center;gap:14px;margin-top:4px}
.form-status{
  display:none;font-size:13.5px;color:var(--brand);
  padding:10px 14px;border-radius:var(--r-sm);
  border:1px solid rgba(25,211,174,.4);background:rgba(25,211,174,.10);
}
.form-status.is-visible{display:block}
.form-aside{display:flex;flex-direction:column;gap:16px}
.aside-card{padding:22px}
.aside-title{font-size:16px;font-weight:700;margin-bottom:10px}
.aside-text{font-size:14.5px;color:var(--text-2)}

/* ---------- FAQ ---------- */
.faq{max-width:860px;display:flex;flex-direction:column;gap:14px}
.faq details{
  position:relative;overflow:hidden;
  border:1px solid var(--line);border-radius:var(--r-md);
  background:var(--surface);
  padding:0 20px;
  transition:border-color var(--ease),background var(--ease);
}
.faq details:hover{border-color:rgba(25,211,174,.34)}
.faq details[open]{border-color:rgba(25,211,174,.42);background:var(--surface-2)}
.faq details[open]::before{
  content:"";position:absolute;left:0;top:12px;bottom:12px;width:3px;border-radius:2px;
  background:var(--brand);
}
.faq summary{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  min-height:48px;padding:14px 0;cursor:pointer;list-style:none;
  font-size:16.5px;font-weight:600;
}
.faq summary::-webkit-details-marker{display:none}
.faq .chev{color:var(--brand);font-size:15px;transition:transform var(--ease);flex:0 0 auto}
.faq details[open] .chev{transform:rotate(90deg)}
.faq-body{padding:0 0 18px;font-size:15.5px;color:var(--text-2);max-width:44em}

/* ---------- CTA ---------- */
.cta-band{
  position:relative;overflow:hidden;
  border:1px solid rgba(25,211,174,.26);
  border-radius:var(--r-xl);
  padding:36px 34px;
  background:linear-gradient(120deg,rgba(25,211,174,.12),rgba(91,124,255,.10) 60%,rgba(7,12,21,.6));
  display:flex;align-items:center;justify-content:space-between;gap:26px;flex-wrap:wrap;
}
.cta-band::after{
  content:"";position:absolute;right:-80px;top:-90px;width:280px;height:280px;border-radius:50%;
  background:radial-gradient(circle,rgba(25,211,174,.28),transparent 68%);
  pointer-events:none;
}
.cta-title{font-size:clamp(21px,2.6vw,28px);font-weight:700;line-height:1.35;position:relative;z-index:1}
.cta-text{margin-top:10px;font-size:15px;color:var(--text-2);max-width:36em;position:relative;z-index:1}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;position:relative;z-index:1}

/* ---------- 页脚 ---------- */
.site-footer{
  margin-top:24px;padding:64px 0 28px;
  border-top:1px solid var(--line);
  background:linear-gradient(180deg,rgba(11,21,35,.30),rgba(7,12,21,.92));
}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:40px}
.footer-title{font-size:14px;font-weight:700;margin-bottom:14px;letter-spacing:.02em}
.footer-desc{margin-top:14px;font-size:14px;color:var(--text-3);max-width:32em}
.footer-links li{margin-bottom:10px}
.footer-links a{font-size:14px;color:var(--text-2);transition:color var(--ease)}
.footer-links a:hover{color:var(--brand)}
.footer-info{font-size:14px;color:var(--text-3);line-height:2}
.footer-bottom{
  margin-top:40px;padding-top:20px;border-top:1px solid var(--line);
  display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;
  font-size:13px;color:var(--text-3);
}

/* ---------- 响应式 ---------- */
@media (max-width:1023px){
  .nav-list{display:none}
  .nav-toggle{display:inline-flex}
  .section{padding:72px 0}
  .compare-grid{grid-template-columns:minmax(0,1fr)}
  .compare-side{position:static}
  .guide-grid{grid-template-columns:minmax(0,1fr);gap:28px}
  .stats{grid-template-columns:repeat(2,minmax(0,1fr))}
  .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:32px}
  .banner-inner{padding:52px 0 60px}
}
@media (max-width:767px){
  .section{padding:56px 0}
  .status-strip{grid-template-columns:minmax(0,1fr);gap:4px;padding:16px 18px}
  .status-item + .status-item{border-left:0;border-top:1px solid var(--line);padding-left:6px;padding-top:12px}
  .status-wrap{margin-top:-24px}
  .form-grid{grid-template-columns:minmax(0,1fr)}
  .form-panel{padding:22px}
  .cta-band{padding:26px 22px}
  .cta-actions{width:100%}
  .cta-actions .btn{flex:1 1 auto}
  .compare-panel{padding:22px 20px 24px}
  .banner-title{font-size:clamp(28px,7vw,34px)}
}
@media (max-width:519px){
  .stats{grid-template-columns:minmax(0,1fr)}
  .footer-grid{grid-template-columns:minmax(0,1fr)}
  .brand-text{font-size:17px}
  .banner-inner{padding:44px 0 54px}
  .banner-lead{font-size:15.5px}
  .btn{width:100%}
  .nav-list .btn,.cta-actions .btn{width:auto}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none!important;animation:none!important}
  html{scroll-behavior:auto}
}