/* roulang page: index */
:root{
  --bg:#050A14;
  --bg-2:#0A1226;
  --surface:#0E1A33;
  --primary:#2E6BFF;
  --primary-light:#4A82FF;
  --cyan:#35E0C2;
  --amber:#F5B84B;
  --text:#EAF1FF;
  --text-2:#A8B8D8;
  --text-3:#7486A8;
  --border:rgba(120,160,255,0.18);
  --border-strong:rgba(120,160,255,0.38);
  --danger:#FF6B7A;
  --success:#3DDC97;
  --radius-card:20px;
  --radius-btn:14px;
  --radius-pill:999px;
  --radius-input:12px;
  --shadow-card:0 10px 30px rgba(0,0,0,0.35);
  --shadow-glow:0 0 24px rgba(46,107,255,0.28);
  --container:1240px;
  --space-section:96px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
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(--cyan);outline-offset:3px}
::selection{background:rgba(53,224,194,.3);color:#fff}

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

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  min-height:48px;padding:0 26px;border-radius:var(--radius-btn);
  font-size:15px;font-weight:700;letter-spacing:.01em;
  border:1px solid transparent;cursor:pointer;white-space:nowrap;
  transition:transform .2s ease,box-shadow .25s ease,background .25s ease,border-color .25s ease,color .25s ease,filter .25s ease;
}
.btn-primary{
  background:linear-gradient(135deg,#2E6BFF 0%,#4A82FF 100%);
  color:#fff;box-shadow:var(--shadow-glow);
}
.btn-primary:hover{filter:brightness(1.08);transform:translateY(-2px);box-shadow:0 0 34px rgba(46,107,255,.48)}
.btn-primary:active{transform:translateY(0);box-shadow:0 0 18px rgba(46,107,255,.3)}
.btn-ghost{
  background:rgba(120,160,255,.06);border-color:rgba(120,160,255,.32);color:var(--text);
}
.btn-ghost:hover{border-color:var(--cyan);background:rgba(53,224,194,.09);color:#fff;transform:translateY(-2px)}
.btn-ghost:active{transform:translateY(0)}
.btn-block{width:100%}
.btn-link{
  display:inline-flex;align-items:center;gap:6px;color:var(--cyan);font-weight:700;font-size:14.5px;
  border-bottom:1px solid transparent;transition:border-color .2s ease,color .2s ease;
}
.btn-link:hover{border-bottom-color:var(--cyan)}
.btn-link .arrow{transition:transform .2s ease}
.btn-link:hover .arrow{transform:translateX(4px)}

/* ---------- Badges / tags ---------- */
.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 13px;border-radius:var(--radius-pill);
  font-size:12.5px;font-weight:700;letter-spacing:.02em;
  background:rgba(46,107,255,.14);color:#9DBBFF;border:1px solid rgba(46,107,255,.28);
}
.badge-cyan{background:rgba(53,224,194,.12);color:var(--cyan);border-color:rgba(53,224,194,.3)}
.badge-amber{background:rgba(245,184,75,.12);color:var(--amber);border-color:rgba(245,184,75,.3)}

/* ---------- Header ---------- */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(5,10,20,.72);
  backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);
  border-bottom:1px solid transparent;
  transition:background .3s ease,border-color .3s ease,box-shadow .3s ease;
}
.site-header.is-scrolled{background:rgba(5,10,20,.94);border-bottom-color:var(--border);box-shadow:0 8px 26px rgba(0,0,0,.35)}
.nav{display:flex;align-items:center;gap:26px;height:74px}
.logo{display:flex;align-items:center;gap:10px;flex:none}
.logo-mark{
  width:36px;height:36px;border-radius:11px;flex:none;
  background:linear-gradient(135deg,#2E6BFF,#35E0C2);
  display:grid;place-items:center;
  box-shadow:0 0 18px rgba(46,107,255,.35);
}
.logo-mark svg{width:19px;height:19px;stroke:#050A14;fill:none;stroke-width:2.2;stroke-linecap:round;stroke-linejoin:round}
.logo-text{font-size:17px;font-weight:800;letter-spacing:.01em;line-height:1.2;color:#fff}
.logo-text small{display:block;font-size:10.5px;font-weight:500;letter-spacing:.16em;color:var(--text-3);text-transform:uppercase}
.nav-links{display:flex;align-items:center;gap:4px;margin-left:6px}
.nav-link{
  position:relative;padding:9px 15px;border-radius:var(--radius-pill);
  font-size:14.5px;font-weight:500;color:var(--text-2);
  transition:color .2s ease,background .2s ease;
}
.nav-link:hover{color:#fff;background:rgba(120,160,255,.09)}
.nav-link.is-active{color:#04101F;background:var(--cyan);font-weight:700;box-shadow:0 0 18px rgba(53,224,194,.28)}
.nav-cta{margin-left:auto;display:flex;align-items:center;gap:12px}
.nav-cta .btn{min-height:42px;padding:0 20px;font-size:14px}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:12px;
  background:rgba(120,160,255,.08);border:1px solid var(--border);
  align-items:center;justify-content:center;cursor:pointer;flex:none;
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--text);border-radius:2px;position:relative;transition:background .2s}
.nav-toggle span::before,.nav-toggle span::after{
  content:"";position:absolute;left:0;width:18px;height:2px;background:var(--text);border-radius:2px;transition:transform .25s ease;
}
.nav-toggle span::before{top:-6px}
.nav-toggle span::after{top:6px}
body.drawer-open .nav-toggle span{background:transparent}
body.drawer-open .nav-toggle span::before{transform:translateY(6px) rotate(45deg)}
body.drawer-open .nav-toggle span::after{transform:translateY(-6px) rotate(-45deg)}

/* ---------- Mobile drawer ---------- */
.drawer-mask{
  position:fixed;inset:0;z-index:90;background:rgba(3,6,14,.6);backdrop-filter:blur(3px);
  opacity:0;pointer-events:none;transition:opacity .28s ease;
}
.drawer-mask.is-open{opacity:1;pointer-events:auto}
.mobile-drawer{
  position:fixed;top:0;right:0;bottom:0;z-index:95;width:min(340px,86vw);
  background:linear-gradient(180deg,#081227,#050A14);
  border-left:1px solid var(--border);
  transform:translateX(102%);transition:transform .3s cubic-bezier(.4,0,.2,1);
  display:flex;flex-direction:column;padding:22px 22px 30px;overflow-y:auto;
}
.mobile-drawer.is-open{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:22px}
.drawer-close{
  width:38px;height:38px;border-radius:10px;border:1px solid var(--border);
  background:rgba(120,160,255,.07);color:var(--text-2);font-size:18px;line-height:1;cursor:pointer;
}
.drawer-close:hover{color:#fff;border-color:var(--cyan)}
.drawer-nav{display:flex;flex-direction:column;gap:8px;margin-bottom:22px}
.drawer-link{
  display:block;padding:14px 16px;border-radius:12px;font-size:15.5px;font-weight:600;
  color:var(--text-2);background:rgba(120,160,255,.05);border:1px solid transparent;
  transition:all .2s ease;
}
.drawer-link:hover{color:#fff;background:rgba(120,160,255,.12)}
.drawer-link.is-active{color:#04101F;background:var(--cyan);border-color:var(--cyan)}
.drawer-cta{margin-top:auto;width:100%}
.drawer-note{font-size:12.5px;color:var(--text-3);line-height:1.7;margin-top:16px}

/* ---------- Hero ---------- */
.hero{
  position:relative;overflow:hidden;
  padding:84px 0 100px;
  background:
    linear-gradient(180deg,rgba(5,10,20,.86) 0%,rgba(5,10,20,.93) 55%,rgba(5,10,20,.98) 100%),
    url('/assets/images/backpic/back-1.png') center/cover no-repeat;
}
.hero::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:
    linear-gradient(rgba(120,160,255,.07) 1px,transparent 1px),
    linear-gradient(90deg,rgba(120,160,255,.07) 1px,transparent 1px);
  background-size:68px 68px;
  -webkit-mask-image:radial-gradient(circle at 26% 24%,#000 0%,transparent 72%);
  mask-image:radial-gradient(circle at 26% 24%,#000 0%,transparent 72%);
}
.hero::after{
  content:"";position:absolute;width:520px;height:520px;right:-160px;top:-180px;border-radius:50%;
  background:radial-gradient(circle,rgba(46,107,255,.22),transparent 68%);pointer-events:none;
}
.hero-grid{position:relative;z-index:2;display:grid;grid-template-columns:1.08fr .92fr;gap:56px;align-items:center}
.hero-eyebrow{display:inline-flex;align-items:center;gap:8px;margin-bottom:22px}
.hero-eyebrow .dot{width:7px;height:7px;border-radius:50%;background:var(--cyan);box-shadow:0 0 12px var(--cyan)}
.hero-eyebrow span{font-size:13px;letter-spacing:.08em;color:var(--text-2);font-weight:600}
h1.hero-title{
  font-size:clamp(34px,4.4vw,58px);
  line-height:1.18;font-weight:800;letter-spacing:-.01em;
  color:#fff;margin-bottom:22px;
}
h1.hero-title em{font-style:normal;color:var(--cyan);position:relative;white-space:nowrap}
.hero-sub{
  font-size:clamp(15px,1.15vw,17px);line-height:1.85;color:var(--text-2);
  max-width:600px;margin-bottom:34px;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:38px}
.hero-trust{display:flex;flex-wrap:wrap;gap:12px 28px}
.hero-trust li{display:flex;align-items:center;gap:9px;font-size:13.5px;color:var(--text-2)}
.hero-trust .tick{
  width:18px;height:18px;border-radius:50%;flex:none;
  background:rgba(53,224,194,.14);border:1px solid rgba(53,224,194,.4);
  display:grid;place-items:center;
}
.hero-trust .tick svg{width:10px;height:10px;stroke:var(--cyan);fill:none;stroke-width:2.6;stroke-linecap:round;stroke-linejoin:round}

.hero-panel{
  position:relative;border-radius:22px;padding:22px;
  background:linear-gradient(160deg,rgba(20,34,62,.86),rgba(10,18,38,.9));
  border:1px solid var(--border-strong);
  box-shadow:var(--shadow-card),inset 0 1px 0 rgba(255,255,255,.08);
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
}
.hero-panel-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px}
.hero-panel-note{font-size:12.5px;color:var(--text-3)}
.hero-panel-media{position:relative;border-radius:16px;overflow:hidden;margin-bottom:18px;border:1px solid rgba(120,160,255,.16)}
.hero-panel-media img{width:100%;height:172px;object-fit:cover}
.hero-panel-media::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 40%,rgba(5,10,20,.72) 100%)}
.hero-panel-media .media-cap{
  position:absolute;left:14px;bottom:12px;z-index:2;font-size:12.5px;color:#DCE8FF;font-weight:600;
}
.progress-list{display:flex;flex-direction:column;gap:10px;margin-bottom:18px}
.progress-item{
  display:flex;align-items:center;gap:12px;padding:11px 13px;border-radius:13px;
  background:rgba(120,160,255,.06);border:1px solid rgba(120,160,255,.12);
}
.progress-item strong{display:block;font-size:14px;font-weight:700;color:#fff;line-height:1.4}
.progress-item p{font-size:12px;color:var(--text-3);line-height:1.5;margin-top:1px}
.progress-dot{
  width:22px;height:22px;border-radius:50%;flex:none;
  border:1px solid rgba(120,160,255,.4);background:rgba(10,18,38,.9);
  display:grid;place-items:center;font-size:10.5px;font-weight:700;color:var(--text-2);
}
.progress-item.is-done .progress-dot{background:rgba(53,224,194,.16);border-color:var(--cyan);color:var(--cyan)}
.progress-state{margin-left:auto;font-size:11.5px;color:var(--text-3);font-weight:600;white-space:nowrap}
.progress-item.is-done .progress-state{color:var(--cyan)}
.hero-panel-foot{
  display:grid;grid-template-columns:repeat(3,1fr);gap:8px;
  padding-top:16px;border-top:1px solid rgba(120,160,255,.14);
}
.hero-panel-foot div{text-align:center}
.stat-num{display:block;font-size:21px;font-weight:800;color:#fff;line-height:1.2;font-variant-numeric:tabular-nums}
.stat-label{display:block;font-size:11.5px;color:var(--text-3);margin-top:2px}

/* ---------- Section base ---------- */
.section{padding:var(--space-section) 0;position:relative}
.section-alt{background:linear-gradient(180deg,#050A14 0%,#081227 45%,#050A14 100%)}
.section-head{max-width:740px;margin-bottom:46px}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center}
.section-kicker{display:inline-block;font-size:12.5px;letter-spacing:.14em;font-weight:700;color:var(--cyan);margin-bottom:14px;text-transform:uppercase}
h2.section-title{font-size:clamp(25px,2.6vw,36px);line-height:1.28;font-weight:800;color:#fff;letter-spacing:-.01em}
.section-sub{margin-top:14px;font-size:15.5px;line-height:1.85;color:var(--text-2)}
.section-head-row{display:flex;align-items:flex-end;justify-content:space-between;gap:30px;flex-wrap:wrap;margin-bottom:44px}
.section-head-row .section-head{margin-bottom:0}

/* ---------- Info cards ---------- */
.info-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.info-card{
  padding:26px 24px 24px;border-radius:var(--radius-card);
  background:linear-gradient(170deg,rgba(18,31,58,.86),rgba(10,18,38,.88));
  border:1px solid var(--border);box-shadow:var(--shadow-card);
  transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.info-card:hover{transform:translateY(-4px);border-color:rgba(53,224,194,.42);box-shadow:0 16px 38px rgba(0,0,0,.45)}
.info-icon{
  width:46px;height:46px;border-radius:13px;margin-bottom:18px;
  background:rgba(46,107,255,.14);border:1px solid rgba(46,107,255,.3);
  display:grid;place-items:center;
}
.info-icon svg{width:22px;height:22px;stroke:var(--cyan);fill:none;stroke-width:1.9;stroke-linecap:round;stroke-linejoin:round}
.info-card h3{font-size:17.5px;font-weight:700;color:#fff;margin-bottom:9px;line-height:1.4}
.info-card p{font-size:14px;line-height:1.8;color:var(--text-2)}
.info-card .card-foot{margin-top:16px}

/* ---------- Steps ---------- */
.steps-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;position:relative}
.step-card{
  position:relative;padding:30px 26px 26px;border-radius:var(--radius-card);
  background:linear-gradient(175deg,rgba(16,29,56,.9),rgba(9,16,34,.92));
  border:1px solid var(--border);box-shadow:var(--shadow-card);
  transition:transform .25s ease,border-color .25s ease;
}
.step-card:hover{transform:translateY(-4px);border-color:rgba(53,224,194,.4)}
.step-card::after{
  content:"";position:absolute;top:52px;right:-24px;width:24px;height:2px;
  background:linear-gradient(90deg,var(--cyan),var(--primary));opacity:.65;
}
.step-card:last-child::after{display:none}
.step-num{
  font-size:13px;font-weight:800;letter-spacing:.16em;color:var(--cyan);
  font-variant-numeric:tabular-nums;display:block;margin-bottom:16px;
}
.step-card h3{font-size:19px;font-weight:700;color:#fff;margin-bottom:10px}
.step-card p{font-size:14px;line-height:1.85;color:var(--text-2);margin-bottom:18px;min-height:52px}

/* ---------- Compare panel ---------- */
.compare-wrap{
  border-radius:24px;overflow:hidden;border:1px solid var(--border);
  background:linear-gradient(165deg,rgba(14,26,51,.92),rgba(7,13,28,.95));
  box-shadow:var(--shadow-card);
}
.compare-head{display:grid;grid-template-columns:1.1fr 1fr 1fr;background:rgba(46,107,255,.1);border-bottom:1px solid var(--border)}
.compare-head div{padding:16px 22px;font-size:13.5px;font-weight:700;color:var(--text-2);letter-spacing:.04em}
.compare-head div:first-child{color:var(--cyan)}
.compare-row{display:grid;grid-template-columns:1.1fr 1fr 1fr;border-bottom:1px solid rgba(120,160,255,.1);transition:background .2s ease}
.compare-row:last-child{border-bottom:none}
.compare-row:hover{background:rgba(120,160,255,.05)}
.compare-row div{padding:18px 22px;font-size:14.5px;line-height:1.7;color:var(--text-2)}
.compare-row div:first-child{color:#fff;font-weight:600}
.compare-row .yes{color:#B8F4E4}
.compare-row .no{color:var(--text-3)}

/* ---------- Case ---------- */
.case-grid{display:grid;grid-template-columns:2fr 1fr;gap:24px;align-items:stretch}
.case-main{
  border-radius:24px;overflow:hidden;border:1px solid var(--border);
  background:linear-gradient(170deg,rgba(16,29,56,.9),rgba(8,15,32,.94));
  box-shadow:var(--shadow-card);display:flex;flex-direction:column;
  transition:border-color .25s ease,transform .25s ease;
}
.case-main:hover{border-color:rgba(53,224,194,.4);transform:translateY(-4px)}
.case-media{position:relative;overflow:hidden}
.case-media img{width:100%;height:268px;object-fit:cover;transition:transform .5s ease}
.case-main:hover .case-media img{transform:scale(1.03)}
.case-media::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(5,10,20,.15) 30%,rgba(8,15,32,.92) 100%)}
.case-media .tag{position:absolute;top:16px;left:16px;z-index:2}
.case-body{padding:26px 28px 28px}
.case-body h3{font-size:21px;font-weight:700;color:#fff;line-height:1.45;margin-bottom:12px}
.case-body p{font-size:14.5px;line-height:1.85;color:var(--text-2)}
.case-metrics{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:22px;padding-top:20px;border-top:1px solid rgba(120,160,255,.14)}
.case-metrics div{text-align:left}
.metric-num{display:block;font-size:24px;font-weight:800;color:var(--cyan);line-height:1.2;font-variant-numeric:tabular-nums}
.metric-label{display:block;font-size:12.5px;color:var(--text-3);margin-top:3px}
.case-side{display:flex;flex-direction:column;gap:24px}
.evidence-card{
  flex:1;padding:24px;border-radius:var(--radius-card);
  background:linear-gradient(170deg,rgba(18,31,58,.84),rgba(9,16,34,.9));
  border:1px solid var(--border);box-shadow:var(--shadow-card);
  display:flex;flex-direction:column;justify-content:space-between;
  transition:border-color .25s ease,transform .25s ease;
}
.evidence-card:hover{border-color:rgba(245,184,75,.38);transform:translateY(-4px)}
.evidence-card h3{font-size:16.5px;font-weight:700;color:#fff;margin-bottom:9px}
.evidence-card p{font-size:13.5px;line-height:1.8;color:var(--text-2)}
.evidence-card .evidence-foot{margin-top:16px;font-size:12.5px;color:var(--text-3);display:flex;align-items:center;gap:7px}
.evidence-dot{width:6px;height:6px;border-radius:50%;background:var(--amber);box-shadow:0 0 10px var(--amber)}

/* ---------- FAQ ---------- */
.faq-layout{display:grid;grid-template-columns:.78fr 1.22fr;gap:48px;align-items:start}
.faq-aside h2{font-size:clamp(25px,2.5vw,34px);line-height:1.3;font-weight:800;color:#fff;margin-bottom:16px}
.faq-aside p{font-size:15px;line-height:1.85;color:var(--text-2);margin-bottom:26px}
.faq-list{display:flex;flex-direction:column;gap:12px}
.faq-item{
  border-radius:16px;border:1px solid var(--border);
  background:rgba(14,26,51,.62);overflow:hidden;
  transition:border-color .25s ease,background .25s ease;
}
.faq-item:hover{background:rgba(18,32,60,.78);border-color:rgba(120,160,255,.3)}
.faq-item.is-open{border-color:rgba(53,224,194,.36);background:rgba(16,30,56,.86)}
.faq-q{margin:0}
.faq-btn{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:18px 22px;background:transparent;border:none;cursor:pointer;text-align:left;
  font-size:15.5px;font-weight:600;color:var(--text);line-height:1.55;
  transition:color .2s ease;
}
.faq-btn:hover{color:#fff}
.faq-icon{position:relative;width:20px;height:20px;flex:none}
.faq-icon::before,.faq-icon::after{
  content:"";position:absolute;background:var(--cyan);border-radius:2px;transition:transform .28s ease,opacity .28s ease;
}
.faq-icon::before{left:9px;top:2px;width:2px;height:16px}
.faq-icon::after{top:9px;left:2px;height:2px;width:16px}
.faq-item.is-open .faq-icon::before{transform:rotate(90deg);opacity:0}
.faq-a{max-height:0;overflow:hidden;transition:max-height .32s ease}
.faq-a p{padding:0 22px 20px;font-size:14.5px;line-height:1.85;color:var(--text-2)}

/* ---------- Apply ---------- */
.apply-panel{
  position:relative;border-radius:26px;padding:44px;
  background:linear-gradient(160deg,rgba(18,33,62,.94),rgba(8,15,32,.96));
  border:1px solid var(--border-strong);
  box-shadow:var(--shadow-card),inset 0 1px 0 rgba(255,255,255,.07);
  display:grid;grid-template-columns:1.05fr .95fr;gap:48px;
}
.apply-panel::before{
  content:"";position:absolute;inset:0;border-radius:26px;pointer-events:none;
  background:radial-gradient(circle at 88% 8%,rgba(46,107,255,.18),transparent 46%);
}
.apply-left,.apply-right{position:relative;z-index:2}
.apply-left h2{font-size:clamp(24px,2.4vw,32px);font-weight:800;color:#fff;line-height:1.32;margin-bottom:12px}
.apply-left > p{font-size:14.5px;line-height:1.85;color:var(--text-2);margin-bottom:26px}
.field-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.field{margin-bottom:16px}
.field label{display:block;font-size:13px;font-weight:600;color:var(--text-2);margin-bottom:7px}
.field input,.field select,.field textarea{
  width:100%;padding:12px 15px;border-radius:var(--radius-input);
  background:rgba(6,12,26,.86);border:1px solid rgba(120,160,255,.22);
  color:var(--text);font-size:14.5px;font-family:inherit;
  transition:border-color .2s ease,box-shadow .2s ease,background .2s ease;
}
.field input::placeholder,.field textarea::placeholder{color:#5E6E8C}
.field input:hover,.field select:hover,.field textarea:hover{border-color:rgba(120,160,255,.36)}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--cyan);background:rgba(8,16,32,.95);
  box-shadow:0 0 0 3px rgba(53,224,194,.14),0 0 18px rgba(53,224,194,.16);
}
.field textarea{min-height:104px;resize:vertical;line-height:1.7}
.field select{appearance:none;-webkit-appearance:none;background-image:linear-gradient(45deg,transparent 50%,#8FA5CC 50%),linear-gradient(135deg,#8FA5CC 50%,transparent 50%);background-position:calc(100% - 20px) 52%,calc(100% - 14px) 52%;background-size:6px 6px,6px 6px;background-repeat:no-repeat;cursor:pointer}
.field.is-error input,.field.is-error textarea{border-color:var(--danger);box-shadow:0 0 0 3px rgba(255,107,122,.12)}
.field-error{display:none;font-size:12.5px;color:var(--danger);margin-top:6px}
.field.is-error .field-error{display:block}
.check{display:flex;align-items:flex-start;gap:10px;margin:6px 0 20px;font-size:13px;line-height:1.7;color:var(--text-2);cursor:pointer}
.check input{
  width:18px;height:18px;margin-top:2px;flex:none;appearance:none;-webkit-appearance:none;
  border-radius:5px;border:1px solid rgba(120,160,255,.4);background:rgba(6,12,26,.9);
  cursor:pointer;position:relative;transition:all .2s ease;
}
.check input:checked{background:var(--cyan);border-color:var(--cyan)}
.check input:checked::after{
  content:"";position:absolute;left:5px;top:2px;width:6px;height:10px;
  border:solid #04101F;border-width:0 2px 2px 0;transform:rotate(45deg);
}
.check.is-error span{color:var(--danger)}
.form-status{display:none;margin-top:14px;font-size:13.5px;line-height:1.7;border-radius:10px;padding:11px 14px}
.form-status.is-success{display:block;color:#B8F4E4;background:rgba(53,224,194,.1);border:1px solid rgba(53,224,194,.32)}
.form-status.is-error{display:block;color:#FFC4CA;background:rgba(255,107,122,.1);border:1px solid rgba(255,107,122,.32)}
.apply-right h3{font-size:16px;font-weight:700;color:#fff;margin-bottom:18px}
.benefit-list{display:flex;flex-direction:column;gap:16px;margin-bottom:26px}
.benefit-item{display:flex;gap:12px}
.benefit-item .tick{
  width:22px;height:22px;border-radius:50%;flex:none;margin-top:2px;
  background:rgba(53,224,194,.14);border:1px solid rgba(53,224,194,.4);
  display:grid;place-items:center;
}
.benefit-item .tick svg{width:11px;height:11px;stroke:var(--cyan);fill:none;stroke-width:2.6;stroke-linecap:round;stroke-linejoin:round}
.benefit-item strong{display:block;font-size:14.5px;font-weight:700;color:#fff;margin-bottom:3px}
.benefit-item p{font-size:13px;line-height:1.75;color:var(--text-2)}
.mini-steps{border-top:1px solid rgba(120,160,255,.14);padding-top:18px;display:flex;flex-direction:column;gap:11px}
.mini-step{display:flex;align-items:center;gap:11px;font-size:13.5px;color:var(--text-2)}
.mini-step .num{
  width:24px;height:24px;border-radius:8px;flex:none;font-size:11.5px;font-weight:800;
  background:rgba(46,107,255,.16);border:1px solid rgba(46,107,255,.32);color:#9DBBFF;
  display:grid;place-items:center;
}
.compliance-note{margin-top:18px;font-size:12px;line-height:1.75;color:var(--text-3)}

/* ---------- News ---------- */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.news-card{
  display:flex;flex-direction:column;overflow:hidden;border-radius:var(--radius-card);
  background:linear-gradient(170deg,rgba(16,29,56,.88),rgba(9,16,34,.92));
  border:1px solid var(--border);box-shadow:var(--shadow-card);
  transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.news-card:hover{transform:translateY(-4px);border-color:rgba(53,224,194,.4);box-shadow:0 16px 40px rgba(0,0,0,.48)}
.news-thumb{position:relative;overflow:hidden;flex:none}
.news-thumb img{width:100%;height:172px;object-fit:cover;transition:transform .5s ease}
.news-card:hover .news-thumb img{transform:scale(1.04)}
.news-thumb::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 45%,rgba(9,16,34,.85) 100%)}
.news-body{padding:20px 22px 22px;display:flex;flex-direction:column;flex:1}
.news-body .badge{align-self:flex-start;margin-bottom:12px}
.news-body h3{font-size:16.5px;font-weight:700;color:#fff;line-height:1.5;margin-bottom:10px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-body h3 a{transition:color .2s ease}
.news-body h3 a:hover{color:var(--cyan)}
.news-summary{font-size:13.5px;line-height:1.8;color:var(--text-2);display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;margin-bottom:16px}
.news-meta{margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:12px;padding-top:14px;border-top:1px solid rgba(120,160,255,.12);font-size:12.5px;color:var(--text-3)}
.news-arrow{color:var(--cyan);font-weight:700;transition:transform .2s ease}
.news-card:hover .news-arrow{transform:translateX(4px)}
.news-card--feature{grid-column:span 2;flex-direction:row}
.news-card--feature .news-thumb{width:44%}
.news-card--feature .news-thumb img{height:100%;min-height:264px}
.news-card--feature .news-body{width:56%;padding:26px 26px 24px}
.news-card--feature .news-body h3{font-size:19px;-webkit-line-clamp:2}
.news-card--feature .news-summary{-webkit-line-clamp:3}
.news-empty{
  grid-column:1 / -1;display:flex;flex-direction:column;align-items:center;justify-content:center;
  gap:14px;padding:64px 24px;border-radius:var(--radius-card);
  border:1px dashed rgba(120,160,255,.3);background:rgba(14,26,51,.5);text-align:center;
}
.news-empty svg{width:40px;height:40px;stroke:var(--text-3);fill:none;stroke-width:1.5;stroke-linecap:round;stroke-linejoin:round}
.news-empty p{font-size:14.5px;color:var(--text-2)}

/* ---------- Footer ---------- */
.site-footer{
  background:#04080F;border-top:1px solid rgba(120,160,255,.2);
  padding:64px 0 26px;position:relative;
}
.site-footer::before{
  content:"";position:absolute;top:0;left:0;right:0;height:1px;
  background:linear-gradient(90deg,transparent,rgba(53,224,194,.5),rgba(46,107,255,.5),transparent);
}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:44px}
.footer-brand .logo{margin-bottom:16px}
.footer-brand p{font-size:13.5px;line-height:1.85;color:var(--text-3);max-width:320px;margin-bottom:10px}
.footer-brand p:last-child{margin-bottom:0}
.footer-col h3{font-size:14px;font-weight:700;color:#fff;margin-bottom:16px;letter-spacing:.02em}
.footer-col ul{display:flex;flex-direction:column;gap:10px}
.footer-col a{font-size:13.5px;color:var(--text-3);transition:color .2s ease}
.footer-col a:hover{color:var(--cyan)}
.footer-col li span{font-size:13.5px;color:var(--text-3);line-height:1.8}
.footer-bottom{
  border-top:1px solid rgba(120,160,255,.12);padding-top:22px;
  display:flex;align-items:center;justify-content:space-between;gap:18px;flex-wrap:wrap;
}
.footer-bottom p{font-size:12.5px;color:#5E6E8C;line-height:1.8}

/* ---------- Responsive ---------- */
@media (max-width:1080px){
  .nav-links{display:none}
  .nav-toggle{display:inline-flex}
  .nav-cta .btn{display:none}
  .hero-grid{grid-template-columns:1fr;gap:44px}
  .hero-panel{max-width:560px}
  .info-grid{grid-template-columns:repeat(2,1fr)}
  .faq-layout{grid-template-columns:1fr;gap:32px}
  .apply-panel{grid-template-columns:1fr;gap:36px;padding:34px}
  .footer-grid{grid-template-columns:1.4fr 1fr 1fr;gap:32px}
  .footer-brand{grid-column:1 / -1}
}
@media (max-width:900px){
  :root{--space-section:76px}
  .hero{padding:64px 0 78px}
  .case-grid{grid-template-columns:1fr}
  .case-side{flex-direction:row}
  .news-grid{grid-template-columns:repeat(2,1fr)}
  .news-card--feature{grid-column:span 2;flex-direction:column}
  .news-card--feature .news-thumb{width:100%}
  .news-card--feature .news-thumb img{height:200px;min-height:0}
  .news-card--feature .news-body{width:100%}
  .steps-grid{grid-template-columns:1fr;gap:18px}
  .step-card::after{display:none}
  .step-card p{min-height:0}
  .compare-head,.compare-row{grid-template-columns:1fr 1fr 1fr}
  .compare-head div,.compare-row div{padding:14px 14px;font-size:13px}
}
@media (max-width:768px){
  .container{padding:0 24px}
  .hero-panel-media img{height:150px}
  .info-grid{grid-template-columns:1fr}
  .case-side{flex-direction:column}
  .case-media img{height:210px}
  .case-metrics{grid-template-columns:repeat(3,1fr);gap:8px}
  .metric-num{font-size:20px}
  .news-grid{grid-template-columns:1fr}
  .news-card--feature{grid-column:span 1}
  .footer-grid{grid-template-columns:1fr 1fr}
  .footer-brand{grid-column:1 / -1}
  .apply-panel{padding:26px 22px;border-radius:20px}
  .field-row{grid-template-columns:1fr;gap:0}
  .section-head-row{flex-direction:column;align-items:flex-start;gap:16px}
  .compare-head{display:none}
  .compare-row{grid-template-columns:1fr;padding:14px 0;gap:0}
  .compare-row div{padding:4px 16px;font-size:13.5px}
  .compare-row div:first-child{padding-top:12px;color:var(--cyan)}
  .compare-row div:nth-child(2)::before{content:"自助办理 · ";color:var(--text-3);font-size:12px}
  .compare-row div:nth-child(3)::before{content:"提交咨询 · ";color:var(--text-3);font-size:12px}
}
@media (max-width:520px){
  .container{padding:0 20px}
  :root{--space-section:60px}
  .hero{padding:52px 0 64px}
  .hero-actions{flex-direction:column;align-items:stretch}
  .hero-actions .btn{width:100%}
  .hero-trust{flex-direction:column;gap:10px}
  .hero-panel{padding:18px}
  .hero-panel-foot{grid-template-columns:repeat(3,1fr)}
  .stat-num{font-size:18px}
  .case-metrics{grid-template-columns:1fr 1fr}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:10px}
  .faq-btn{padding:16px 16px;font-size:14.5px}
  .faq-a p{padding:0 16px 18px;font-size:14px}
  .btn{min-height:46px}
}

/* roulang page: article */
:root{
  --bg:#050A14;
  --bg-2:#0A1226;
  --surface:#0E1A33;
  --surface-2:#122043;
  --primary:#2E6BFF;
  --primary-light:#4A82FF;
  --cyan:#35E0C2;
  --amber:#F5B84B;
  --text:#EAF1FF;
  --text-2:#A8B8D8;
  --text-3:#7486A8;
  --border:rgba(120,160,255,.18);
  --border-strong:rgba(120,160,255,.32);
  --danger:#FF6B7A;
  --success:#3DDC97;
  --radius-card:20px;
  --radius-btn:14px;
  --radius-pill:999px;
  --radius-input:12px;
  --radius-img:16px;
  --shadow-card:0 10px 30px rgba(0,0,0,.35);
  --shadow-glow:0 0 24px rgba(46,107,255,.28);
  --container:1220px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  padding:0;
  font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.8;
  color:var(--text);
  background-color:var(--bg);
  background-image:
    radial-gradient(900px 620px at 10% -12%, rgba(46,107,255,.20), transparent 62%),
    radial-gradient(720px 520px at 94% -4%, rgba(53,224,194,.10), transparent 64%);
  background-repeat:no-repeat;
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font-family:inherit}
h1,h2,h3,h4,p,ul,ol,figure{margin:0}
ul,ol{padding:0;list-style:none}
::selection{background:rgba(53,224,194,.28);color:#fff}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 28px}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 24px;min-height:46px;line-height:1;
  font-size:15px;font-weight:600;letter-spacing:.2px;
  border-radius:var(--radius-btn);border:1px solid transparent;
  cursor:pointer;text-decoration:none;white-space:nowrap;
  transition:transform .2s ease,box-shadow .2s ease,background .2s ease,border-color .2s ease,color .2s ease;
}
.btn-primary{
  background:linear-gradient(135deg,var(--primary),var(--primary-light));
  color:#fff;box-shadow:var(--shadow-glow);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 0 36px rgba(46,107,255,.52)}
.btn-primary:active{transform:translateY(1px);box-shadow:0 0 18px rgba(46,107,255,.4)}
.btn-ghost{
  background:rgba(14,26,51,.62);border-color:var(--border-strong);color:var(--text);
}
.btn-ghost:hover{border-color:rgba(53,224,194,.6);color:#fff;transform:translateY(-2px)}
.btn-ghost:active{transform:translateY(1px)}
.btn:focus-visible,a:focus-visible,button:focus-visible{outline:2px solid var(--cyan);outline-offset:3px}
/* ============ Header ============ */
.site-header{
  position:sticky;top:0;z-index:100;
  background:rgba(5,10,20,.72);
  -webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);
  border-bottom:1px solid transparent;
  transition:background .25s ease,border-color .25s ease;
}
.site-header.is-scrolled{background:rgba(5,10,20,.94);border-bottom-color:var(--border)}
.nav{display:flex;align-items:center;gap:20px;height:72px}
.logo{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto;color:var(--text)}
.logo-mark{
  display:grid;place-items:center;width:38px;height:38px;flex:0 0 auto;
  border-radius:12px;background:linear-gradient(135deg,rgba(46,107,255,.95),rgba(53,224,194,.8));
  box-shadow:0 0 18px rgba(46,107,255,.42);
}
.logo-mark svg{width:22px;height:22px;fill:none;stroke:#fff;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.logo-text{display:flex;flex-direction:column;font-size:17px;font-weight:800;line-height:1.15;letter-spacing:.4px}
.logo-text small{font-size:10px;font-weight:500;letter-spacing:2.4px;color:var(--text-3);margin-top:3px}
.nav-links{display:flex;align-items:center;gap:6px;margin-left:auto}
.nav-link{
  position:relative;padding:9px 15px;border-radius:var(--radius-pill);
  font-size:14.5px;color:var(--text-2);
  transition:color .2s ease,background .2s ease;
}
.nav-link:hover{color:#fff;background:rgba(120,160,255,.1)}
.nav-link.is-active{
  color:#04121b;font-weight:700;
  background:linear-gradient(135deg,var(--cyan),#57ead2);
  box-shadow:0 0 18px rgba(53,224,194,.32);
}
.nav-cta{display:flex;align-items:center;gap:12px;margin-left:8px}
.nav-cta .btn{padding:12px 20px;font-size:14.5px}
.nav-toggle{
  display:none;position:relative;width:44px;height:44px;
  border-radius:12px;border:1px solid var(--border-strong);
  background:rgba(14,26,51,.72);cursor:pointer;transition:border-color .2s,background .2s;
}
.nav-toggle:hover{border-color:rgba(53,224,194,.55)}
.nav-toggle span{position:absolute;left:50%;top:50%;width:18px;height:2px;border-radius:2px;background:var(--text);transform:translate(-50%,-50%);transition:background .25s ease}
.nav-toggle span::before,.nav-toggle span::after{content:"";position:absolute;left:0;width:18px;height:2px;border-radius:2px;background:var(--text);transition:transform .25s ease,top .25s 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{top:0;transform:rotate(45deg)}
.nav-toggle.is-open span::after{top:0;transform:rotate(-45deg)}
/* ============ Drawer ============ */
.drawer-mask{
  position:fixed;inset:0;z-index:150;
  background:rgba(3,7,15,.62);-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px);
  opacity:0;pointer-events:none;transition:opacity .3s ease;
}
.drawer-mask.is-open{opacity:1;pointer-events:auto}
.drawer{
  position:fixed;top:0;right:0;bottom:0;z-index:160;
  width:min(340px,86vw);padding:24px 22px 32px;
  display:flex;flex-direction:column;gap:14px;
  background:#070E1D;border-left:1px solid var(--border);
  transform:translateX(102%);transition:transform .32s cubic-bezier(.4,0,.2,1);
  overflow-y:auto;
}
.drawer.is-open{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;gap:12px;padding-bottom:16px;border-bottom:1px solid var(--border)}
.drawer-close{
  width:38px;height:38px;border-radius:11px;flex:0 0 auto;
  border:1px solid var(--border-strong);background:rgba(14,26,51,.8);
  color:var(--text-2);font-size:20px;line-height:1;cursor:pointer;transition:color .2s,border-color .2s;
}
.drawer-close:hover{color:#fff;border-color:rgba(53,224,194,.55)}
.drawer-cta{width:100%;margin-top:6px}
.drawer-links{display:flex;flex-direction:column;gap:8px;margin-top:6px}
.drawer-links a{
  display:flex;align-items:center;justify-content:space-between;
  padding:14px 16px;border-radius:14px;font-size:15.5px;color:var(--text-2);
  background:rgba(14,26,51,.6);border:1px solid var(--border);
  transition:color .2s,border-color .2s,background .2s;
}
.drawer-links a::after{content:"›";font-size:18px;color:var(--text-3);transition:color .2s,transform .2s}
.drawer-links a:hover{color:#fff;border-color:rgba(53,224,194,.5);background:rgba(18,32,67,.85)}
.drawer-links a:hover::after{color:var(--cyan);transform:translateX(3px)}
.drawer-note{margin-top:auto;padding-top:20px;font-size:12.5px;line-height:1.8;color:var(--text-3);border-top:1px solid var(--border)}
@media (min-width:1025px){.drawer,.drawer-mask{display:none}}
/* ============ Article ============ */
.article-main{padding:36px 0 96px}
.crumbs{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  font-size:13.5px;color:var(--text-3);margin-bottom:30px;
}
.crumbs a{color:var(--text-2);transition:color .2s}
.crumbs a:hover{color:var(--cyan)}
.crumbs .sep{color:var(--text-3);opacity:.6}
.crumbs .current{color:var(--text);max-width:56ch;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.article-head{max-width:860px;margin:0 auto}
.badge{
  display:inline-flex;align-items:center;gap:7px;
  padding:5px 15px;border-radius:var(--radius-pill);
  font-size:12.5px;font-weight:600;letter-spacing:.5px;
  color:var(--cyan);background:rgba(53,224,194,.1);
  border:1px solid rgba(53,224,194,.35);
}
.badge::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--cyan);box-shadow:0 0 8px var(--cyan)}
.article-title{
  margin:18px 0 18px;
  font-size:clamp(27px,3.6vw,42px);
  line-height:1.28;font-weight:800;letter-spacing:-.4px;color:#fff;
}
.article-meta{
  display:flex;flex-wrap:wrap;align-items:center;gap:10px 22px;
  padding-bottom:24px;border-bottom:1px solid var(--border);
  font-size:13.5px;color:var(--text-3);
}
.article-meta span{display:inline-flex;align-items:center;gap:6px}
.article-meta .dot{width:4px;height:4px;border-radius:50%;background:var(--text-3);opacity:.7}
.article-shell{max-width:860px;margin:28px auto 0}
.article-paper{
  background:linear-gradient(180deg,rgba(14,26,51,.55),rgba(10,18,38,.28));
  border:1px solid var(--border);
  border-radius:24px;
  padding:40px 44px 48px;
  box-shadow:var(--shadow-card);
}
.article-body{max-width:100%;font-size:17px;line-height:1.9;color:#DCE7FB}
.article-body > :first-child{margin-top:0}
.article-body h2{
  position:relative;
  margin:44px 0 16px;padding-left:16px;
  font-size:clamp(21px,2.5vw,27px);line-height:1.38;font-weight:700;color:#fff;
}
.article-body h2::before{
  content:"";position:absolute;left:0;top:.3em;bottom:.3em;width:4px;border-radius:4px;
  background:linear-gradient(180deg,var(--cyan),var(--primary));
}
.article-body h3{margin:30px 0 12px;font-size:20px;line-height:1.45;font-weight:700;color:#fff}
.article-body h4{margin:24px 0 10px;font-size:17.5px;font-weight:700;color:#fff}
.article-body p{margin:0 0 1em}
.article-body a{color:var(--cyan);border-bottom:1px solid rgba(53,224,194,.36);transition:color .2s,border-color .2s}
.article-body a:hover{color:#6ff0d9;border-bottom-color:var(--cyan)}
.article-body ul,.article-body ol{margin:0 0 1.2em;padding-left:1.4em}
.article-body ul{list-style:disc}
.article-body ol{list-style:decimal}
.article-body li{margin-bottom:.5em}
.article-body li::marker{color:var(--cyan)}
.article-body blockquote{
  margin:26px 0;padding:16px 22px;
  border-left:3px solid var(--cyan);
  background:rgba(53,224,194,.07);
  border-radius:0 14px 14px 0;
  color:var(--text-2);
}
.article-body blockquote p:last-child{margin-bottom:0}
.article-body img{
  width:auto;max-width:100%;height:auto;margin:26px auto;
  border-radius:var(--radius-img);border:1px solid var(--border);
  box-shadow:0 12px 30px rgba(0,0,0,.35);
}
.article-body table{
  width:100%;margin:26px 0;border-collapse:collapse;
  font-size:15px;line-height:1.7;
  border:1px solid var(--border);border-radius:12px;overflow:hidden;
}
.article-body th,.article-body td{padding:11px 15px;text-align:left;border:1px solid var(--border)}
.article-body th{background:rgba(46,107,255,.16);color:#fff;font-weight:600}
.article-body tbody tr:nth-child(even){background:rgba(120,160,255,.05)}
.article-body hr{margin:34px 0;border:0;border-top:1px solid var(--border)}
.article-body code{
  padding:2px 7px;border-radius:6px;font-size:14px;
  background:rgba(120,160,255,.12);color:#BFD4FF;
}
.empty-state{
  display:flex;flex-direction:column;align-items:center;text-align:center;
  padding:44px 12px 30px;gap:14px;
}
.empty-state .empty-icon{
  display:grid;place-items:center;width:64px;height:64px;border-radius:20px;
  background:rgba(46,107,255,.14);border:1px solid var(--border-strong);
}
.empty-state .empty-icon svg{width:28px;height:28px;fill:none;stroke:var(--cyan);stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}
.empty-state h2{font-size:22px;font-weight:700;color:#fff}
.empty-state p{max-width:46ch;font-size:15px;color:var(--text-2);line-height:1.85}
/* ============ Related ============ */
.related{max-width:1080px;margin:76px auto 0}
.section-head{
  display:flex;align-items:flex-end;justify-content:space-between;
  gap:16px;flex-wrap:wrap;margin-bottom:26px;
}
.section-head h2{font-size:clamp(21px,2.4vw,27px);font-weight:700;color:#fff;letter-spacing:-.2px}
.section-head p{margin-top:8px;font-size:14.5px;color:var(--text-3)}
.link-more{font-size:14px;color:var(--cyan);display:inline-flex;align-items:center;gap:6px;transition:gap .2s}
.link-more:hover{gap:10px}
.card-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.card{
  display:flex;flex-direction:column;
  background:rgba(14,26,51,.72);
  border:1px solid var(--border);
  border-radius:var(--radius-card);
  overflow:hidden;
  box-shadow:var(--shadow-card);
  transition:transform .26s ease,border-color .26s ease,box-shadow .26s ease;
}
.card:hover{transform:translateY(-4px);border-color:rgba(53,224,194,.45);box-shadow:0 18px 44px rgba(0,0,0,.5)}
.card-media{position:relative;aspect-ratio:16/9;overflow:hidden;background:var(--bg-2)}
.card-media img{width:100%;height:100%;object-fit:cover;transition:transform .45s ease}
.card:hover .card-media img{transform:scale(1.04)}
.card-body{padding:20px 22px 24px;display:flex;flex-direction:column;gap:10px;flex:1}
.card-tag{
  align-self:flex-start;padding:3px 11px;border-radius:var(--radius-pill);
  font-size:11.5px;font-weight:600;letter-spacing:.4px;
  color:var(--amber);background:rgba(245,184,75,.1);border:1px solid rgba(245,184,75,.32);
}
.card-body h3{font-size:17.5px;line-height:1.5;font-weight:700;color:#fff}
.card-body p{font-size:14px;line-height:1.75;color:var(--text-2)}
.card-foot{
  margin-top:auto;padding-top:8px;display:flex;align-items:center;gap:6px;
  font-size:13.5px;color:var(--cyan);
}
.card-foot::after{content:"→";transition:transform .2s}
.card:hover .card-foot::after{transform:translateX(4px)}
.article-foot{
  max-width:1080px;margin:44px auto 0;
  display:flex;flex-wrap:wrap;align-items:center;gap:14px;
}
/* ============ Footer ============ */
.site-footer{
  position:relative;margin-top:96px;padding:62px 0 28px;
  background:#04080F;border-top:1px solid var(--border);
}
.footer-grid{display:grid;grid-template-columns:1.7fr 1fr 1fr 1.3fr;gap:40px 34px}
.footer-brand p{margin-top:16px;font-size:14px;line-height:1.85;color:var(--text-3);max-width:36ch}
.footer-col h3{margin:0 0 16px;font-size:15px;font-weight:700;color:#fff;letter-spacing:.3px}
.footer-col ul{display:flex;flex-direction:column;gap:11px}
.footer-col a,.footer-col span{font-size:14px;line-height:1.75;color:var(--text-3);transition:color .2s}
.footer-col a:hover{color:var(--cyan)}
.footer-bottom{
  display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;
  margin-top:48px;padding-top:22px;
  border-top:1px solid rgba(120,160,255,.12);
  font-size:13px;color:var(--text-3);
}
/* ============ Responsive ============ */
@media (max-width:1024px){
  .nav-links{display:none}
  .nav-toggle{display:block}
  .nav-cta{margin-left:auto}
  .nav-cta .btn{padding:11px 18px;font-size:14px}
  .footer-grid{grid-template-columns:repeat(2,1fr);gap:36px 28px}
}
@media (max-width:900px){
  .card-grid{grid-template-columns:1fr 1fr}
  .article-paper{padding:32px 30px 38px}
}
@media (max-width:768px){
  .container{padding:0 20px}
  .nav{height:66px;gap:14px}
  .logo-text{font-size:15.5px}
  .logo-text small{font-size:9px;letter-spacing:2px}
  .logo-mark{width:34px;height:34px;border-radius:11px}
  .article-main{padding:26px 0 72px}
  .article-title{font-size:clamp(24px,6vw,32px)}
  .article-paper{padding:26px 22px 32px;border-radius:20px}
  .article-body{font-size:16px;line-height:1.85}
  .article-body h2{margin-top:36px}
  .article-body table{display:block;overflow-x:auto;white-space:nowrap}
  .card-grid{grid-template-columns:1fr;gap:18px}
  .related{margin-top:56px}
  .site-footer{padding:48px 0 24px;margin-top:72px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
}
@media (max-width:520px){
  .nav-cta .btn{display:none}
  .article-meta{font-size:12.5px;gap:8px 14px}
  .article-foot .btn{width:100%}
  .footer-grid{grid-template-columns:1fr;gap:30px}
  .section-head{flex-direction:column;align-items:flex-start}
}

/* roulang page: category1 */
:root{
  --bg:#050A14;
  --bg-layer:#0A1226;
  --surface:#0E1A33;
  --surface-2:#101E3C;
  --primary:#2E6BFF;
  --primary-light:#4A82FF;
  --cyan:#35E0C2;
  --amber:#F5B84B;
  --text:#EAF1FF;
  --text-2:#A8B8D8;
  --text-3:#7486A8;
  --border:rgba(120,160,255,.18);
  --border-strong:rgba(120,160,255,.34);
  --error:#FF6B7A;
  --success:#3DDC97;
  --radius-card:20px;
  --radius-btn:14px;
  --radius-input:12px;
  --radius-img:16px;
  --shadow-card:0 10px 30px rgba(0,0,0,.35);
  --shadow-glow:0 0 24px rgba(46,107,255,.28);
  --inset-hi:inset 0 1px 0 rgba(255,255,255,.08);
  --container:1240px;
  --gap:24px;
  --font:"Noto Sans SC","PingFang SC","Microsoft YaHei","Hiragino Sans GB",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:17px;
  line-height:1.75;
  color:var(--text);
  background:var(--bg);
  background-image:
    radial-gradient(900px 520px at 82% -8%,rgba(46,107,255,.20),transparent 62%),
    radial-gradient(680px 420px at 6% 8%,rgba(53,224,194,.10),transparent 60%);
  background-repeat:no-repeat;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border-radius:var(--radius-img)}
a{color:var(--cyan);text-decoration:none;transition:color .2s ease,opacity .2s ease}
a:hover{color:#6FF0DA}
button{font-family:inherit}
h1,h2,h3,h4{margin:0;line-height:1.25;font-weight:700;letter-spacing:.2px}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
svg{display:block}
::selection{background:rgba(53,224,194,.28);color:#fff}

.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 28px}
.section{padding:96px 0;position:relative}
.section-tight{padding:72px 0}
.section-head{max-width:760px;margin-bottom:44px}
.section-head h2{font-size:clamp(26px,3vw,38px);margin-bottom:14px}
.section-head p{color:var(--text-2);font-size:16px;max-width:680px}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;letter-spacing:.16em;text-transform:uppercase;color:var(--cyan);
  padding:6px 12px;border:1px solid rgba(53,224,194,.32);border-radius:999px;
  background:rgba(53,224,194,.08);margin-bottom:18px;
}
.eyebrow .dot{width:6px;height:6px;border-radius:50%;background:var(--cyan);box-shadow:0 0 10px var(--cyan)}
.divider{height:1px;background:linear-gradient(90deg,transparent,var(--border-strong),transparent);border:0;margin:0}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  min-height:48px;padding:0 24px;border-radius:var(--radius-btn);
  font-size:15px;font-weight:700;letter-spacing:.4px;cursor:pointer;
  border:1px solid transparent;text-decoration:none;white-space:nowrap;
  transition:transform .18s ease,box-shadow .22s ease,background .22s ease,border-color .22s ease,color .22s ease;
}
.btn svg{width:17px;height:17px;flex:none}
.btn-primary{
  color:#fff;
  background:linear-gradient(135deg,#4A82FF 0%,#2E6BFF 55%,#1F53D8 100%);
  box-shadow:var(--shadow-glow),var(--inset-hi);
}
.btn-primary:hover{background:linear-gradient(135deg,#5D90FF 0%,#3B79FF 55%,#2A5FE4 100%);transform:translateY(-2px);box-shadow:0 0 34px rgba(46,107,255,.46),var(--inset-hi);color:#fff}
.btn-primary:active{transform:translateY(1px);box-shadow:0 0 16px rgba(46,107,255,.30)}
.btn-ghost{
  color:var(--text);background:rgba(120,160,255,.07);
  border-color:var(--border-strong);backdrop-filter:blur(8px);
}
.btn-ghost:hover{border-color:rgba(53,224,194,.62);color:var(--cyan);transform:translateY(-2px);background:rgba(53,224,194,.08)}
.btn-ghost:active{transform:translateY(1px)}
.btn:focus-visible,a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{
  outline:2px solid var(--cyan);outline-offset:3px;border-radius:10px;
}
.btn-block{width:100%}

/* ---------- 导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(5,10,20,.72);
  backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);
  border-bottom:1px solid transparent;
  transition:background .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.site-header.is-scrolled{background:rgba(5,10,20,.94);border-bottom-color:var(--border);box-shadow:0 8px 30px rgba(0,0,0,.42)}
.nav{display:flex;align-items:center;justify-content:space-between;gap:24px;min-height:72px}
.logo{display:inline-flex;align-items:center;gap:11px;color:var(--text);text-decoration:none}
.logo-mark{
  width:38px;height:38px;border-radius:12px;flex:none;
  display:grid;place-items:center;
  background:linear-gradient(140deg,rgba(46,107,255,.92),rgba(53,224,194,.62));
  box-shadow:0 0 18px rgba(46,107,255,.34),var(--inset-hi);
}
.logo-mark svg{width:22px;height:22px;fill:none;stroke:#061224;stroke-width:1.9;stroke-linecap:round;stroke-linejoin:round}
.logo-text{font-size:17px;font-weight:800;line-height:1.15;display:flex;flex-direction:column;gap:2px}
.logo-text small{font-size:9px;letter-spacing:.34em;color:var(--text-3);font-weight:500}
.nav-links{display:flex;align-items:center;gap:6px}
.nav-link{
  position:relative;display:inline-flex;align-items:center;
  padding:9px 15px;border-radius:999px;font-size:15px;color:var(--text-2);font-weight:500;
  transition:color .2s ease,background .2s ease,box-shadow .2s ease;
}
.nav-link::after{
  content:"";position:absolute;left:15px;right:15px;bottom:4px;height:2px;border-radius:2px;
  background:linear-gradient(90deg,var(--cyan),transparent);opacity:0;transform:scaleX(.4);
  transition:opacity .22s ease,transform .22s ease;
}
.nav-link:hover{color:var(--text);background:rgba(120,160,255,.08)}
.nav-link:hover::after{opacity:.85;transform:scaleX(1)}
.nav-link.is-active{color:#061224;font-weight:700;background:linear-gradient(135deg,rgba(53,224,194,.95),rgba(53,224,194,.72));box-shadow:0 0 20px rgba(53,224,194,.28)}
.nav-link.is-active::after{display:none}
.nav-cta{display:flex;align-items:center;gap:14px}
.nav-toggle{
  display:none;width:46px;height:46px;border-radius:12px;cursor:pointer;
  border:1px solid var(--border-strong);background:rgba(120,160,255,.08);
  align-items:center;justify-content:center;
}
.nav-toggle span,.nav-toggle span::before,.nav-toggle span::after{
  display:block;width:18px;height:2px;border-radius:2px;background:var(--text);content:"";position:relative;transition:transform .2s ease,opacity .2s ease;
}
.nav-toggle span::before{position:absolute;top:-6px}
.nav-toggle span::after{position:absolute;top:6px}

/* ---------- 移动抽屉 ---------- */
.drawer{
  position:fixed;inset:0;z-index:95;display:flex;justify-content:flex-end;
  background:rgba(3,7,16,.74);backdrop-filter:blur(6px);
  opacity:0;visibility:hidden;transition:opacity .26s ease,visibility .26s ease;
}
.drawer.is-open{opacity:1;visibility:visible}
.drawer-panel{
  width:min(88vw,360px);height:100%;overflow-y:auto;
  background:linear-gradient(180deg,#0A1226,#050A14);
  border-left:1px solid var(--border);
  padding:22px 22px 40px;
  transform:translateX(100%);transition:transform .3s cubic-bezier(.32,.72,0,1);
  display:flex;flex-direction:column;gap:20px;
}
.drawer.is-open .drawer-panel{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;gap:12px}
.drawer-title{font-size:16px;font-weight:800}
.drawer-close{
  width:40px;height:40px;border-radius:11px;cursor:pointer;font-size:22px;line-height:1;
  color:var(--text-2);background:rgba(120,160,255,.08);border:1px solid var(--border);
}
.drawer-close:hover{color:var(--text);border-color:var(--border-strong)}
.drawer-links{display:flex;flex-direction:column;gap:8px}
.drawer-links a{
  display:block;padding:14px 16px;border-radius:14px;min-height:48px;
  color:var(--text-2);font-size:16px;font-weight:600;
  border:1px solid var(--border);background:rgba(255,255,255,.02);
}
.drawer-links a:hover{color:var(--text);border-color:rgba(53,224,194,.45);background:rgba(53,224,194,.07)}
.drawer-links a.is-active{color:#061224;background:linear-gradient(135deg,#35E0C2,#35E0C2CC);border-color:transparent}
.drawer-note{font-size:13px;color:var(--text-3);line-height:1.8}

/* ---------- 内页 Hero ---------- */
.page-hero{position:relative;overflow:hidden;border-bottom:1px solid var(--border)}
.page-hero-bg{
  position:absolute;inset:0;
  background-image:url("/assets/images/backpic/back-1.png");
  background-size:cover;background-position:center;
  opacity:.42;
}
.page-hero-mask{
  position:absolute;inset:0;
  background:
    linear-gradient(180deg,rgba(5,10,20,.86) 0%,rgba(5,10,20,.92) 62%,#050A14 100%),
    linear-gradient(90deg,rgba(5,10,20,.94) 0%,rgba(5,10,20,.55) 70%);
}
.page-hero-grid{
  position:absolute;inset:0;opacity:.28;
  background-image:
    linear-gradient(to right,rgba(120,160,255,.16) 1px,transparent 1px),
    linear-gradient(to bottom,rgba(120,160,255,.12) 1px,transparent 1px);
  background-size:72px 72px;
  mask-image:linear-gradient(180deg,rgba(0,0,0,.9),transparent 88%);
  -webkit-mask-image:linear-gradient(180deg,rgba(0,0,0,.9),transparent 88%);
}
.page-hero-inner{position:relative;padding:70px 0 78px;max-width:880px}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:9px;font-size:13px;color:var(--text-3);margin-bottom:22px}
.breadcrumb a{color:var(--text-2)}
.breadcrumb a:hover{color:var(--cyan)}
.breadcrumb .sep{color:rgba(116,134,168,.6)}
.breadcrumb .current{color:var(--cyan)}
.page-hero h1{
  font-size:clamp(34px,4.6vw,56px);line-height:1.16;letter-spacing:.5px;
  margin:0 0 20px;font-weight:800;
  background:linear-gradient(96deg,#FFFFFF 8%,#D9E5FF 48%,#8FD9FF 96%);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.page-hero h1 .hl{color:var(--cyan);-webkit-text-fill-color:var(--cyan)}
.page-hero-lead{font-size:17px;color:var(--text-2);max-width:720px;line-height:1.85}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px}
.hero-meta{display:flex;flex-wrap:wrap;gap:10px;margin-top:30px}
.chip{
  display:inline-flex;align-items:center;gap:8px;
  padding:7px 14px;border-radius:999px;font-size:13px;color:var(--text-2);
  border:1px solid var(--border);background:rgba(14,26,51,.66);
}
.chip .dot{width:6px;height:6px;border-radius:50%;background:var(--cyan);box-shadow:0 0 8px var(--cyan)}
.chip.amber{border-color:rgba(245,184,75,.34);color:#F6CE86}
.chip.amber .dot{background:var(--amber);box-shadow:0 0 8px var(--amber)}

/* ---------- 指引主体：粘性目录 + 分节卡 ---------- */
.guide-layout{
  display:grid;grid-template-columns:286px minmax(0,1fr);
  gap:44px;align-items:start;
}
.toc{
  position:sticky;top:96px;
  border:1px solid var(--border);border-radius:var(--radius-card);
  background:rgba(14,26,51,.72);backdrop-filter:blur(12px);
  box-shadow:var(--shadow-card),var(--inset-hi);
  padding:22px 20px;
}
.toc-title{font-size:13px;letter-spacing:.18em;color:var(--text-3);text-transform:uppercase;margin-bottom:14px}
.toc-list{display:flex;flex-direction:column;gap:4px}
.toc-list a{
  display:flex;align-items:center;gap:10px;
  padding:10px 12px;border-radius:11px;
  color:var(--text-2);font-size:14.5px;font-weight:500;
  border-left:2px solid transparent;
  transition:background .2s ease,color .2s ease,border-color .2s ease;
}
.toc-list a .num{font-size:12px;color:var(--text-3);font-variant-numeric:tabular-nums;min-width:20px}
.toc-list a:hover{background:rgba(53,224,194,.08);color:var(--text);border-left-color:rgba(53,224,194,.6)}
.toc-list a:hover .num{color:var(--cyan)}
.toc-note{
  margin-top:18px;padding-top:16px;border-top:1px dashed var(--border);
  font-size:13px;color:var(--text-3);line-height:1.8;
}
.toc-cta{margin-top:16px}

.steps{display:flex;flex-direction:column;gap:22px}
.step-card{
  position:relative;
  border:1px solid var(--border);border-radius:var(--radius-card);
  background:linear-gradient(160deg,rgba(16,30,60,.92),rgba(10,18,38,.94));
  box-shadow:var(--shadow-card),var(--inset-hi);
  padding:30px 30px 28px;
  transition:border-color .24s ease,transform .24s ease,box-shadow .24s ease;
  scroll-margin-top:104px;
}
.step-card:hover{border-color:rgba(53,224,194,.42);transform:translateY(-4px);box-shadow:0 18px 42px rgba(0,0,0,.46)}
.step-top{display:flex;align-items:flex-start;gap:16px;margin-bottom:14px}
.step-num{
  flex:none;width:46px;height:46px;border-radius:14px;
  display:grid;place-items:center;
  font-size:15px;font-weight:800;letter-spacing:.06em;color:#061224;
  background:linear-gradient(140deg,#35E0C2,#4A82FF);
  box-shadow:0 0 20px rgba(46,107,255,.30),var(--inset-hi);
  font-variant-numeric:tabular-nums;
}
.step-head h3{font-size:21px;margin-bottom:4px}
.step-head .step-tag{font-size:12.5px;color:var(--text-3);letter-spacing:.08em}
.step-card > p{color:var(--text-2);font-size:15.5px;margin-bottom:18px}
.checklist{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px 20px}
.checklist li{
  position:relative;padding-left:26px;font-size:15px;color:var(--text-2);line-height:1.7;
}
.checklist li::before{
  content:"";position:absolute;left:0;top:.42em;width:14px;height:14px;border-radius:5px;
  border:1px solid rgba(53,224,194,.62);background:rgba(53,224,194,.14);
}
.checklist li::after{
  content:"";position:absolute;left:4px;top:.72em;width:6px;height:3px;
  border-left:1.5px solid var(--cyan);border-bottom:1.5px solid var(--cyan);transform:rotate(-45deg);
}
.step-foot{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:12px;
  margin-top:20px;padding-top:16px;border-top:1px solid var(--border);
  font-size:13.5px;color:var(--text-3);
}
.step-foot a{font-weight:600;display:inline-flex;align-items:center;gap:6px}
.step-foot a svg{width:14px;height:14px;stroke:currentColor;fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.step-foot a:hover svg{transform:translateX(3px)}
.step-foot a svg{transition:transform .2s ease}

/* ---------- 资料清单 ---------- */
.material-panel{
  border:1px solid var(--border);border-radius:var(--radius-card);
  background:rgba(14,26,51,.66);backdrop-filter:blur(10px);
  box-shadow:var(--shadow-card),var(--inset-hi);
  padding:32px;margin-top:44px;
}
.material-panel h3{font-size:22px;margin-bottom:8px}
.material-panel > p{color:var(--text-2);font-size:15px;margin-bottom:22px}
.material-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}
.material-item{
  border:1px solid var(--border);border-radius:14px;
  padding:16px 18px;background:rgba(10,18,38,.72);
  transition:border-color .2s ease,background .2s ease;
}
.material-item:hover{border-color:rgba(53,224,194,.42);background:rgba(16,30,60,.86)}
.material-item strong{display:block;font-size:15px;margin-bottom:4px}
.material-item span{font-size:13.8px;color:var(--text-3);line-height:1.7;display:block}

/* ---------- 适用对象 ---------- */
.audience-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}
.audience-card{
  border:1px solid var(--border);border-radius:18px;padding:22px 20px;
  background:linear-gradient(165deg,rgba(16,30,60,.82),rgba(10,18,38,.9));
  transition:border-color .22s ease,transform .22s ease;
}
.audience-card:hover{border-color:rgba(53,224,194,.44);transform:translateY(-4px)}
.audience-card .ico{
  width:40px;height:40px;border-radius:12px;display:grid;place-items:center;margin-bottom:14px;
  background:rgba(46,107,255,.16);border:1px solid rgba(74,130,255,.34);
}
.audience-card .ico svg{width:20px;height:20px;fill:none;stroke:var(--cyan);stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.audience-card h3{font-size:16px;margin-bottom:8px}
.audience-card p{font-size:14px;color:var(--text-3);line-height:1.75}

/* ---------- 风险提示 ---------- */
.notice-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;margin-top:8px}
.notice{
  border:1px solid rgba(245,184,75,.28);border-radius:18px;padding:22px;
  background:linear-gradient(160deg,rgba(245,184,75,.09),rgba(14,26,51,.86));
}
.notice h3{font-size:16px;margin-bottom:8px;color:#F8D08C;display:flex;align-items:center;gap:9px}
.notice h3 svg{width:17px;height:17px;fill:none;stroke:var(--amber);stroke-width:1.9;stroke-linecap:round;stroke-linejoin:round;flex:none}
.notice p{font-size:14px;color:var(--text-2);line-height:1.8}

/* ---------- CTA 带 ---------- */
.cta-band{
  position:relative;overflow:hidden;
  border:1px solid var(--border-strong);border-radius:26px;
  background:
    radial-gradient(700px 300px at 88% 0%,rgba(46,107,255,.28),transparent 65%),
    linear-gradient(140deg,rgba(16,30,60,.96),rgba(8,14,30,.98));
  box-shadow:var(--shadow-card),var(--inset-hi);
  padding:46px 48px;
  display:grid;grid-template-columns:minmax(0,1.4fr) minmax(0,1fr);
  gap:32px;align-items:center;
}
.cta-band::before{
  content:"";position:absolute;inset:0;pointer-events:none;opacity:.32;
  background-image:linear-gradient(to right,rgba(120,160,255,.16) 1px,transparent 1px);
  background-size:64px 100%;
}
.cta-band h2{font-size:clamp(24px,2.6vw,34px);margin-bottom:12px;position:relative}
.cta-band p{color:var(--text-2);font-size:15.5px;max-width:560px;position:relative}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;justify-content:flex-end;position:relative}
.cta-hint{margin-top:16px;font-size:13px;color:var(--text-3);position:relative}

/* ---------- 页脚 ---------- */
.site-footer{
  background:#04080F;border-top:1px solid var(--border);
  padding:64px 0 28px;margin-top:0;
}
.footer-grid{
  display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:36px;
  padding-bottom:40px;
}
.footer-brand p{color:var(--text-3);font-size:14px;line-height:1.85;margin-top:14px;max-width:340px}
.footer-col h3{font-size:14px;letter-spacing:.1em;color:var(--text);margin-bottom:16px;font-weight:700}
.footer-col ul{display:flex;flex-direction:column;gap:11px}
.footer-col a,.footer-col span{font-size:14px;color:var(--text-3);line-height:1.7;display:block}
.footer-col a:hover{color:var(--cyan)}
.footer-bottom{
  border-top:1px solid rgba(120,160,255,.12);padding-top:22px;
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
}
.footer-bottom p{font-size:13px;color:rgba(116,134,168,.92)}

/* ---------- 响应式 ---------- */
@media (max-width:1100px){
  .guide-layout{grid-template-columns:240px minmax(0,1fr);gap:30px}
  .audience-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .cta-band{grid-template-columns:1fr;padding:38px 34px}
  .cta-actions{justify-content:flex-start}
}
@media (max-width:1024px){
  .nav-links{display:none}
  .nav-toggle{display:inline-flex}
  .nav-cta .btn-primary{display:none}
  .guide-layout{grid-template-columns:1fr}
  .toc{position:static;top:auto}
  .toc-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:6px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px}
}
@media (max-width:768px){
  body{font-size:16px}
  .container{padding:0 20px}
  .section{padding:64px 0}
  .section-tight{padding:52px 0}
  .page-hero-inner{padding:46px 0 52px}
  .page-hero-lead{font-size:15.5px}
  .hero-actions .btn{width:100%}
  .steps{gap:16px}
  .step-card{padding:24px 22px}
  .checklist{grid-template-columns:1fr}
  .material-grid{grid-template-columns:1fr}
  .material-panel{padding:24px 22px;margin-top:30px}
  .notice-grid{grid-template-columns:1fr}
  .audience-grid{grid-template-columns:1fr}
  .toc-list{grid-template-columns:1fr}
  .cta-band{padding:30px 22px;border-radius:20px}
  .cta-actions .btn{width:100%}
  .footer-grid{grid-template-columns:1fr;gap:26px}
  .footer-bottom{flex-direction:column}
}
@media (max-width:520px){
  .page-hero h1{font-size:31px}
  .step-top{gap:12px}
  .step-num{width:40px;height:40px;border-radius:12px;font-size:14px}
  .step-head h3{font-size:18px}
  .logo-text{font-size:15px}
  .logo-text small{letter-spacing:.2em}
  .btn{min-height:46px;padding:0 18px}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none!important;animation:none!important}
  html{scroll-behavior:auto}
}

/* roulang page: category2 */
:root{
  --bg:#050A14;
  --bg-2:#0A1226;
  --surface:#0E1A33;
  --primary:#2E6BFF;
  --primary-light:#4A82FF;
  --cyan:#35E0C2;
  --amber:#F5B84B;
  --text:#EAF1FF;
  --text-2:#A8B8D8;
  --text-3:#7486A8;
  --border:rgba(120,160,255,.18);
  --border-strong:rgba(120,160,255,.34);
  --danger:#FF6B7A;
  --success:#3DDC97;
  --r-card:20px;
  --r-btn:14px;
  --r-tag:999px;
  --r-input:12px;
  --shadow-card:0 10px 30px rgba(0,0,0,.35);
  --glow:0 0 24px rgba(46,107,255,.28);
  --inset:inset 0 1px 0 rgba(255,255,255,.08);
  --container:1220px;
  --font:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  --mono:"SFMono-Regular",Consolas,"Liberation Mono",Menlo,monospace;
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:var(--font);
  font-size:16.5px;
  line-height:1.75;
  color:var(--text);
  background:var(--bg);
  background-image:
    radial-gradient(900px 520px at 12% -8%,rgba(46,107,255,.18),transparent 62%),
    radial-gradient(760px 460px at 92% 4%,rgba(53,224,194,.10),transparent 60%);
  background-repeat:no-repeat;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border-radius:16px;}
svg{display:block;}
a{color:var(--cyan);text-decoration:none;transition:color .2s ease,opacity .2s ease;}
a:hover{color:#63f0d8;}
button{font-family:inherit;cursor:pointer;}
h1,h2,h3,h4{margin:0;line-height:1.25;font-weight:700;letter-spacing:.2px;}
p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
::selection{background:rgba(46,107,255,.42);color:#fff;}
:focus-visible{outline:2px solid var(--cyan);outline-offset:3px;border-radius:8px;}

.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 28px;}
.section{padding:92px 0;}
.section--tight{padding:64px 0;}
.section-head{max-width:720px;margin-bottom:44px;}
.section-head h2{font-size:clamp(26px,3vw,36px);font-weight:800;}
.section-head p{margin-top:14px;color:var(--text-2);font-size:16px;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;letter-spacing:.16em;text-transform:uppercase;
  color:var(--cyan);font-weight:600;margin-bottom:16px;
}
.eyebrow::before{content:"";width:22px;height:1px;background:linear-gradient(90deg,var(--cyan),transparent);}
.divider{height:1px;background:linear-gradient(90deg,transparent,var(--border-strong),transparent);}

/* ============ header / nav ============ */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(5,10,20,.72);
  backdrop-filter:blur(16px);
  -webkit-backdrop-filter:blur(16px);
  border-bottom:1px solid transparent;
  transition:background .28s ease,border-color .28s ease,box-shadow .28s ease;
}
.site-header.is-scrolled{
  background:rgba(4,8,16,.94);
  border-bottom-color:var(--border);
  box-shadow:0 8px 30px rgba(0,0,0,.45);
}
.nav{display:flex;align-items:center;justify-content:space-between;gap:24px;height:74px;}
.logo{display:inline-flex;align-items:center;gap:12px;color:var(--text);}
.logo:hover{color:var(--text);}
.logo-mark{
  width:40px;height:40px;flex:0 0 40px;display:grid;place-items:center;
  border-radius:12px;
  background:linear-gradient(140deg,rgba(46,107,255,.9),rgba(53,224,194,.72));
  box-shadow:var(--glow),var(--inset);
}
.logo-mark svg{width:22px;height:22px;fill:none;stroke:#050A14;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;}
.logo-text{display:flex;flex-direction:column;font-size:17px;font-weight:800;letter-spacing:.4px;line-height:1.18;}
.logo-text small{font-family:var(--mono);font-size:10px;letter-spacing:.28em;color:var(--text-3);font-weight:500;margin-top:3px;}
.nav-links{display:flex;align-items:center;gap:6px;}
.nav-link{
  position:relative;display:inline-flex;align-items:center;
  padding:9px 15px;border-radius:var(--r-tag);
  color:var(--text-2);font-size:15px;font-weight:500;
  border:1px solid transparent;
  transition:color .2s ease,background .2s ease,border-color .2s ease;
}
.nav-link:hover{color:var(--text);background:rgba(46,107,255,.10);}
.nav-link.is-active{
  color:#04101F;background:linear-gradient(120deg,var(--cyan),#66f2d8);
  border-color:rgba(53,224,194,.55);font-weight:700;
  box-shadow:0 0 18px rgba(53,224,194,.28);
}
.nav-link.is-active:hover{color:#04101F;}
.nav-cta{display:flex;align-items:center;gap:12px;}

.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:13px 24px;border-radius:var(--r-btn);
  font-size:15px;font-weight:700;line-height:1;
  border:1px solid transparent;cursor:pointer;
  transition:transform .2s ease,box-shadow .2s ease,background .2s ease,border-color .2s ease,color .2s ease;
  white-space:nowrap;
}
.btn:active{transform:translateY(1px);}
.btn-primary{
  color:#fff;
  background:linear-gradient(135deg,var(--primary),var(--primary-light));
  box-shadow:var(--glow),var(--inset);
}
.btn-primary:hover{
  color:#fff;
  filter:brightness(1.08);
  transform:translateY(-2px);
  box-shadow:0 0 34px rgba(46,107,255,.5),var(--inset);
}
.btn-ghost{
  color:var(--text);background:rgba(14,26,51,.55);
  border-color:var(--border-strong);box-shadow:var(--inset);
}
.btn-ghost:hover{
  color:#fff;border-color:rgba(53,224,194,.65);
  background:rgba(20,38,72,.72);transform:translateY(-2px);
}
.btn-sm{padding:10px 18px;font-size:14px;}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:12px;
  border:1px solid var(--border-strong);background:rgba(14,26,51,.7);
  position:relative;
}
.nav-toggle span,.nav-toggle span::before,.nav-toggle span::after{
  position:absolute;left:50%;width:18px;height:2px;background:var(--text);
  border-radius:2px;transition:transform .26s ease,opacity .2s ease;
  transform:translateX(-50%);
}
.nav-toggle span{top:50%;margin-top:-1px;}
.nav-toggle span::before{content:"";top:-6px;left:0;transform:none;}
.nav-toggle span::after{content:"";top:6px;left:0;transform:none;}
.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 auto;width:min(360px,88vw);z-index:55;
  background:rgba(6,12,24,.98);
  border-left:1px solid var(--border);
  padding:24px 22px 40px;
  transform:translateX(112%);transition:transform .3s ease;
  overflow-y:auto;
}
.mobile-drawer.is-open{transform:translateX(0);}
.mobile-drawer .btn{width:100%;margin-bottom:20px;}
.drawer-links{display:flex;flex-direction:column;gap:6px;}
.drawer-links a{
  display:block;padding:14px 16px;border-radius:14px;
  color:var(--text-2);font-size:16px;font-weight:600;
  border:1px solid var(--border);background:rgba(14,26,51,.6);
}
.drawer-links a.is-active{color:#04101F;background:linear-gradient(120deg,var(--cyan),#66f2d8);border-color:transparent;}
.drawer-note{margin-top:22px;color:var(--text-3);font-size:13px;line-height:1.7;}

/* ============ hero ============ */
.page-hero{
  position:relative;overflow:hidden;
  padding:78px 0 60px;
  border-bottom:1px solid var(--border);
}
.page-hero::before{
  content:"";position:absolute;inset:0;
  background-image:linear-gradient(115deg,rgba(5,10,20,.96) 18%,rgba(5,10,20,.72) 58%,rgba(5,10,20,.9) 100%),url("/assets/images/backpic/back-2.webp");
  background-size:cover;background-position:center;
  opacity:.9;
}
.page-hero::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:linear-gradient(rgba(120,160,255,.06) 1px,transparent 1px),linear-gradient(90deg,rgba(120,160,255,.06) 1px,transparent 1px);
  background-size:64px 64px;
  mask-image:radial-gradient(circle at 30% 30%,#000 10%,transparent 78%);
  -webkit-mask-image:radial-gradient(circle at 30% 30%,#000 10%,transparent 78%);
}
.page-hero .container{position:relative;z-index:2;}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:9px;font-size:13.5px;color:var(--text-3);margin-bottom:26px;}
.crumb a{color:var(--text-2);}
.crumb a:hover{color:var(--cyan);}
.crumb span.sep{color:var(--text-3);opacity:.6;}
.crumb strong{color:var(--cyan);font-weight:600;}
.hero-title{
  font-size:clamp(34px,5vw,60px);
  font-weight:800;line-height:1.14;letter-spacing:.6px;max-width:900px;
}
.hero-title .accent{
  background:linear-gradient(120deg,var(--cyan),var(--primary-light));
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero-sub{
  margin-top:22px;max-width:720px;font-size:17.5px;color:var(--text-2);line-height:1.85;
}
.hero-tags{display:flex;flex-wrap:wrap;gap:22px;margin-top:30px;}
.hero-tag{display:inline-flex;align-items:center;gap:9px;font-size:14.5px;color:var(--text-2);}
.hero-tag i{
  width:18px;height:18px;flex:0 0 18px;border-radius:50%;
  background:rgba(53,224,194,.14);border:1px solid rgba(53,224,194,.5);
  display:grid;place-items:center;
}
.hero-tag i::after{content:"";width:6px;height:6px;border-radius:50%;background:var(--cyan);}

/* 横向锚点标签 */
.anchor-bar{
  position:sticky;top:74px;z-index:40;
  background:rgba(6,12,24,.88);
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid var(--border);
}
.anchor-bar .container{display:flex;align-items:center;gap:14px;padding-top:14px;padding-bottom:14px;}
.anchor-label{font-size:12.5px;letter-spacing:.18em;color:var(--text-3);text-transform:uppercase;font-family:var(--mono);flex:0 0 auto;}
.anchor-list{display:flex;gap:10px;overflow-x:auto;padding-bottom:4px;scrollbar-width:none;-ms-overflow-style:none;}
.anchor-list::-webkit-scrollbar{display:none;}
.anchor-list a{
  flex:0 0 auto;padding:9px 18px;border-radius:var(--r-tag);
  font-size:14px;font-weight:600;color:var(--text-2);
  background:rgba(14,26,51,.7);border:1px solid var(--border);
  transition:all .2s ease;
}
.anchor-list a:hover{color:#04101F;background:linear-gradient(120deg,var(--cyan),#66f2d8);border-color:transparent;}

/* ============ 不对称卡片网格 ============ */
.mosaic{display:grid;grid-template-columns:1.45fr 1fr;grid-auto-rows:auto;gap:24px;}
.card{
  position:relative;
  background:linear-gradient(160deg,rgba(14,26,51,.94),rgba(10,18,38,.9));
  border:1px solid var(--border);
  border-radius:var(--r-card);
  box-shadow:var(--shadow-card),var(--inset);
  padding:30px;
  transition:transform .26s ease,border-color .26s ease,box-shadow .26s ease;
  overflow:hidden;
}
.card:hover{transform:translateY(-4px);border-color:rgba(53,224,194,.4);box-shadow:0 16px 40px rgba(0,0,0,.48),var(--inset);}
.card--wide{grid-row:span 2;display:flex;flex-direction:column;}
.card-figure{border-radius:16px;overflow:hidden;margin-bottom:22px;border:1px solid var(--border);}
.card-figure img{width:100%;height:230px;object-fit:cover;border-radius:0;transition:transform .4s ease;}
.card:hover .card-figure img{transform:scale(1.03);}
.card h3{font-size:21px;margin-bottom:12px;}
.card p{color:var(--text-2);font-size:15.5px;line-height:1.8;}
.card-index{font-family:var(--mono);font-size:12.5px;letter-spacing:.2em;color:var(--cyan);margin-bottom:14px;display:block;}

.check-list{margin-top:20px;display:flex;flex-direction:column;gap:13px;}
.check-list li{display:flex;gap:12px;align-items:flex-start;font-size:15.5px;color:var(--text-2);line-height:1.7;}
.check-list li::before{
  content:"";flex:0 0 18px;width:18px;height:18px;margin-top:5px;border-radius:6px;
  background:rgba(53,224,194,.14);border:1px solid rgba(53,224,194,.5);
  box-shadow:0 0 10px rgba(53,224,194,.18);
}
.check-list li strong{color:var(--text);font-weight:700;}

.mini-card{
  background:rgba(10,18,38,.85);
  border:1px solid var(--border);border-radius:var(--r-card);
  padding:26px;box-shadow:var(--inset);
  transition:transform .26s ease,border-color .26s ease;
}
.mini-card:hover{transform:translateY(-4px);border-color:rgba(53,224,194,.4);}
.mini-card h3{font-size:18px;margin-bottom:10px;}
.mini-card p{font-size:15px;color:var(--text-2);line-height:1.78;}

.tag{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 13px;border-radius:var(--r-tag);
  font-size:12.5px;font-weight:600;letter-spacing:.04em;
  background:rgba(46,107,255,.16);color:#9fbcff;border:1px solid rgba(46,107,255,.34);
}
.tag--cyan{background:rgba(53,224,194,.14);color:#8ff4e2;border-color:rgba(53,224,194,.36);}
.tag--amber{background:rgba(245,184,75,.14);color:#ffd79a;border-color:rgba(245,184,75,.36);}

/* ============ 设置路径 步骤 ============ */
.step-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;position:relative;}
.step-card{
  position:relative;padding:32px 26px 28px;
  background:rgba(12,22,44,.85);
  border:1px solid var(--border);border-radius:var(--r-card);
  box-shadow:var(--shadow-card),var(--inset);
  transition:transform .26s ease,border-color .26s ease;
}
.step-card:hover{transform:translateY(-4px);border-color:rgba(53,224,194,.42);}
.step-num{
  font-family:var(--mono);font-size:13px;letter-spacing:.18em;
  color:var(--cyan);margin-bottom:18px;display:flex;align-items:center;gap:10px;
}
.step-num::after{content:"";flex:1;height:1px;background:linear-gradient(90deg,rgba(53,224,194,.55),transparent);}
.step-card h3{font-size:20px;margin-bottom:12px;}
.step-card p{color:var(--text-2);font-size:15px;line-height:1.8;}
.step-card .link-more{display:inline-flex;align-items:center;gap:7px;margin-top:18px;font-size:14px;font-weight:600;color:var(--cyan);}
.step-card .link-more:hover{text-decoration:underline;text-underline-offset:4px;}

/* ============ 提示对照面板 ============ */
.panel{
  border:1px solid var(--border);border-radius:var(--r-card);
  background:linear-gradient(160deg,rgba(14,26,51,.9),rgba(9,16,32,.92));
  box-shadow:var(--shadow-card),var(--inset);
  overflow:hidden;
}
.panel-head{
  display:grid;grid-template-columns:1.1fr 1fr 1.2fr;gap:18px;
  padding:18px 26px;background:rgba(46,107,255,.10);
  border-bottom:1px solid var(--border);
  font-size:13px;letter-spacing:.1em;color:var(--text-3);font-weight:600;
}
.panel-row{
  display:grid;grid-template-columns:1.1fr 1fr 1.2fr;gap:18px;
  padding:22px 26px;border-bottom:1px solid rgba(120,160,255,.10);
  align-items:start;transition:background .22s ease;
}
.panel-row:last-child{border-bottom:none;}
.panel-row:hover{background:rgba(46,107,255,.07);}
.panel-row .cell-title{font-size:15.5px;font-weight:700;color:var(--text);}
.panel-row .cell{font-size:15px;color:var(--text-2);line-height:1.75;}
.panel-row .cell code{
  font-family:var(--mono);font-size:13px;color:#9fbcff;
  background:rgba(46,107,255,.14);padding:2px 8px;border-radius:6px;
}
.panel-note{padding:16px 26px;font-size:13.5px;color:var(--text-3);background:rgba(5,10,20,.42);border-top:1px solid var(--border);}

/* ============ FAQ ============ */
.faq-wrap{max-width:940px;margin:0 auto;}
.faq-item{
  border:1px solid var(--border);border-radius:16px;
  background:rgba(12,22,44,.72);
  margin-bottom:14px;overflow:hidden;
  transition:border-color .22s ease,background .22s ease;
}
.faq-item[open]{border-color:rgba(53,224,194,.42);background:rgba(15,28,54,.86);}
.faq-item:hover{background:rgba(16,30,58,.9);}
.faq-item summary{
  list-style:none;cursor:pointer;
  display:flex;align-items:center;justify-content:space-between;gap:20px;
  padding:20px 24px;min-height:58px;
  font-size:17px;font-weight:700;color:var(--text);line-height:1.6;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{
  content:"";flex:0 0 16px;width:16px;height:16px;
  background:
    linear-gradient(var(--cyan),var(--cyan)) center/16px 2px no-repeat,
    linear-gradient(var(--cyan),var(--cyan)) center/2px 16px no-repeat;
  transition:transform .28s ease,opacity .2s ease;
}
.faq-item[open] summary::after{transform:rotate(45deg);opacity:.75;}
.faq-body{padding:0 24px 22px;color:var(--text-2);font-size:15.5px;line-height:1.85;}

/* ============ CTA 带 ============ */
.cta-band{
  border:1px solid rgba(46,107,255,.3);
  border-radius:26px;
  background:
    radial-gradient(700px 320px at 12% 0%,rgba(46,107,255,.24),transparent 66%),
    radial-gradient(520px 300px at 88% 100%,rgba(53,224,194,.16),transparent 62%),
    linear-gradient(160deg,rgba(12,24,48,.96),rgba(8,15,30,.98));
  box-shadow:var(--shadow-card),var(--inset);
  padding:52px 48px;
  display:grid;grid-template-columns:1.25fr 1fr;gap:40px;align-items:center;
}
.cta-band h2{font-size:clamp(24px,3vw,34px);font-weight:800;line-height:1.3;}
.cta-band p{margin-top:16px;color:var(--text-2);font-size:16px;line-height:1.85;max-width:520px;}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px;}
.cta-side{display:flex;flex-direction:column;gap:14px;}
.cta-side .row{
  display:flex;gap:12px;align-items:flex-start;
  padding:16px 18px;border-radius:14px;
  background:rgba(6,12,24,.6);border:1px solid var(--border);
  font-size:14.5px;color:var(--text-2);line-height:1.7;
}
.cta-side .row i{
  flex:0 0 18px;width:18px;height:18px;margin-top:4px;border-radius:50%;
  background:rgba(53,224,194,.16);border:1px solid rgba(53,224,194,.55);
  display:grid;place-items:center;
}
.cta-side .row i::after{content:"";width:6px;height:6px;border-radius:50%;background:var(--cyan);}

/* ============ footer ============ */
.site-footer{
  background:#04080F;
  border-top:1px solid var(--border);
  padding:70px 0 30px;
  margin-top:96px;
}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px;}
.footer-brand p{margin-top:16px;color:var(--text-3);font-size:14.5px;line-height:1.85;max-width:330px;}
.footer-col h3{font-size:15px;color:var(--text);margin-bottom:18px;letter-spacing:.04em;}
.footer-col ul{display:flex;flex-direction:column;gap:12px;}
.footer-col li{font-size:14.5px;color:var(--text-3);line-height:1.75;}
.footer-col a{color:var(--text-3);}
.footer-col a:hover{color:var(--cyan);}
.footer-bottom{
  margin-top:52px;padding-top:24px;
  border-top:1px solid rgba(120,160,255,.12);
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;
  font-size:13.5px;color:var(--text-3);
}

/* ============ 响应式 ============ */
@media (max-width:1080px){
  .nav-links{display:none;}
  .nav-toggle{display:block;}
  .nav-cta .btn-primary{display:none;}
  .mosaic{grid-template-columns:1fr;}
  .card--wide{grid-row:auto;}
  .step-grid{grid-template-columns:1fr;}
  .cta-band{grid-template-columns:1fr;padding:40px 30px;}
  .footer-grid{grid-template-columns:1fr 1fr;}
  .anchor-bar{top:74px;}
}
@media (max-width:860px){
  .panel-head{display:none;}
  .panel-row{grid-template-columns:1fr;gap:10px;padding:20px;}
  .panel-row .cell::before{
    content:attr(data-label);
    display:block;font-size:12px;letter-spacing:.12em;
    color:var(--text-3);margin-bottom:4px;
  }
  .section{padding:66px 0;}
  .page-hero{padding:56px 0 44px;}
  .hero-sub{font-size:16px;}
  .hero-tags{gap:16px;flex-direction:column;}
}
@media (max-width:640px){
  .container{padding:0 20px;}
  body{font-size:16px;}
  .nav{height:66px;}
  .mobile-drawer{inset:66px 0 0 auto;}
  .anchor-bar{top:66px;}
  .anchor-label{display:none;}
  .logo-text{font-size:15.5px;}
  .logo-text small{letter-spacing:.2em;font-size:9px;}
  .card,.mini-card,.step-card{padding:24px 20px;}
  .cta-band{padding:32px 22px;border-radius:20px;}
  .cta-actions .btn{width:100%;}
  .footer-grid{grid-template-columns:1fr;gap:32px;}
  .footer-bottom{flex-direction:column;}
  .hero-title{font-size:clamp(28px,7.4vw,38px);}
  .faq-item summary{font-size:15.5px;padding:17px 18px;}
  .faq-body{padding:0 18px 18px;font-size:15px;}
  .card-figure img{height:180px;}
  .site-footer{margin-top:64px;padding-top:52px;}
}

/* roulang page: category3 */
:root{
  --bg:#050A14;
  --bg-2:#0A1226;
  --surface:#0E1A33;
  --surface-2:#122043;
  --primary:#2E6BFF;
  --primary-light:#4A82FF;
  --cyan:#35E0C2;
  --amber:#F5B84B;
  --text:#EAF1FF;
  --text-2:#A8B8D8;
  --text-3:#7486A8;
  --border:rgba(120,160,255,.18);
  --border-strong:rgba(53,224,194,.45);
  --danger:#FF6B7A;
  --success:#3DDC97;
  --r-card:20px;
  --r-btn:14px;
  --r-tag:999px;
  --r-img:16px;
  --r-input:12px;
  --shadow-card:0 10px 30px rgba(0,0,0,.35);
  --shadow-deep:0 18px 44px rgba(0,0,0,.5);
  --glow-btn:0 0 24px rgba(46,107,255,.28);
  --inset-hi:inset 0 1px 0 rgba(255,255,255,.08);
  --container:1240px;
  --gap:24px;
  --font:'Noto Sans SC','PingFang SC','Microsoft YaHei',system-ui,-apple-system,'Segoe UI',sans-serif;
  --mono:'SFMono-Regular',Consolas,'Liberation Mono',Menlo,monospace;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font);
  font-size:16px;
  line-height:1.8;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
body.is-locked{overflow:hidden;}
img{max-width:100%;display:block;border-radius:var(--r-img);}
a{color:var(--cyan);text-decoration:none;transition:color .22s ease,opacity .22s ease;}
a:hover{color:var(--primary-light);}
ul,ol{margin:0;padding:0;list-style:none;}
p{margin:0 0 1em;}
p:last-child{margin-bottom:0;}
h1,h2,h3,h4{margin:0;font-weight:800;line-height:1.25;letter-spacing:.2px;}
button{font-family:inherit;font-size:inherit;cursor:pointer;border:0;background:none;color:inherit;}
input,select,textarea{font-family:inherit;font-size:inherit;color:inherit;}
:focus-visible{outline:2px solid var(--cyan);outline-offset:3px;border-radius:6px;}
::selection{background:rgba(53,224,194,.28);color:#fff;}

.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 28px;}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:13px 26px;border-radius:var(--r-btn);
  font-weight:700;font-size:15px;line-height:1.2;letter-spacing:.3px;
  border:1px solid transparent;
  transition:transform .2s ease,box-shadow .25s ease,background .25s ease,border-color .25s ease,color .2s ease;
  position:relative;white-space:nowrap;
}
.btn svg{width:17px;height:17px;flex:0 0 auto;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;}
.btn-primary{
  background:linear-gradient(135deg,var(--primary),#1D4ED8);
  color:#fff;box-shadow:var(--glow-btn),var(--inset-hi);
}
.btn-primary:hover{background:linear-gradient(135deg,var(--primary-light),#2557E0);transform:translateY(-2px);box-shadow:0 0 34px rgba(46,107,255,.42),var(--inset-hi);color:#fff;}
.btn-primary:active{transform:translateY(1px);box-shadow:0 0 14px rgba(46,107,255,.3);}
.btn-ghost{
  background:rgba(120,160,255,.06);color:var(--text);
  border-color:rgba(120,160,255,.32);backdrop-filter:blur(8px);
}
.btn-ghost:hover{border-color:var(--border-strong);color:#fff;transform:translateY(-2px);background:rgba(53,224,194,.08);}
.btn-ghost:active{transform:translateY(1px);}
.btn-block{width:100%;}
.btn[disabled],.btn.is-disabled{opacity:.55;box-shadow:none;cursor:not-allowed;transform:none;}
.btn.is-loading{pointer-events:none;color:transparent;}
.btn.is-loading::after{
  content:"";position:absolute;width:18px;height:18px;top:50%;left:50%;margin:-9px 0 0 -9px;
  border:2px solid rgba(255,255,255,.4);border-top-color:#fff;border-radius:50%;
  animation:spin .7s linear infinite;
}
@keyframes spin{to{transform:rotate(360deg);}}

/* ---------- 头部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:120;
  background:rgba(5,10,20,.72);
  backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);
  border-bottom:1px solid transparent;
  transition:background .3s ease,border-color .3s ease,box-shadow .3s ease;
}
.site-header.is-scrolled{
  background:rgba(5,10,20,.94);
  border-bottom-color:var(--border);
  box-shadow:0 8px 26px rgba(0,0,0,.4);
}
.nav{display:flex;align-items:center;justify-content:space-between;gap:20px;height:72px;}
.logo{display:inline-flex;align-items:center;gap:11px;color:var(--text);flex:0 0 auto;}
.logo:hover{color:#fff;}
.logo-mark{
  width:38px;height:38px;border-radius:12px;flex:0 0 auto;
  display:grid;place-items:center;
  background:linear-gradient(140deg,rgba(46,107,255,.9),rgba(53,224,194,.55));
  box-shadow:0 6px 18px rgba(46,107,255,.35),var(--inset-hi);
}
.logo-mark svg{width:22px;height:22px;fill:none;stroke:#fff;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round;}
.logo-text{display:flex;flex-direction:column;font-weight:800;font-size:17px;line-height:1.15;letter-spacing:.4px;}
.logo-text small{font-family:var(--mono);font-size:9.5px;letter-spacing:3px;color:var(--text-3);font-weight:500;margin-top:3px;}
.nav-links{display:flex;align-items:center;gap:6px;margin-left:auto;}
.nav-link{
  position:relative;padding:9px 15px;border-radius:var(--r-tag);
  font-size:14.5px;font-weight:600;color:var(--text-2);
  transition:color .2s ease,background .2s ease;
}
.nav-link:hover{color:#fff;background:rgba(120,160,255,.1);}
.nav-link.is-active{color:#062D26;background:linear-gradient(135deg,var(--cyan),#5CF0D8);box-shadow:0 0 18px rgba(53,224,194,.32);}
.nav-link.is-active:hover{color:#062D26;}
.nav-cta{display:flex;align-items:center;gap:12px;flex:0 0 auto;}
.nav-cta .btn{padding:11px 20px;font-size:14px;}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:12px;
  border:1px solid var(--border);background:rgba(120,160,255,.07);
  position:relative;
}
.nav-toggle span,.nav-toggle span::before,.nav-toggle span::after{
  position:absolute;left:50%;width:18px;height:2px;background:var(--text);border-radius:2px;
  transform:translateX(-50%);transition:transform .25s ease,opacity .2s ease;
}
.nav-toggle span{top:50%;margin-top:-1px;}
.nav-toggle span::before{content:"";top:-6px;left:0;transform:none;}
.nav-toggle span::after{content:"";top:6px;left:0;transform:none;}
body.drawer-open .nav-toggle span{background:transparent;}
body.drawer-open .nav-toggle span::before{transform:translateY(6px) rotate(45deg);}
body.drawer-open .nav-toggle span::after{transform:translateY(-6px) rotate(-45deg);}

/* ---------- 移动抽屉 ---------- */
.drawer{
  position:fixed;top:0;right:0;bottom:0;width:min(360px,88vw);z-index:200;
  background:linear-gradient(180deg,#081022,#0A1226);
  border-left:1px solid var(--border);
  transform:translateX(102%);transition:transform .32s cubic-bezier(.4,0,.2,1);
  display:flex;flex-direction:column;padding:24px 22px;overflow-y:auto;
  box-shadow:-20px 0 50px rgba(0,0,0,.55);
}
body.drawer-open .drawer{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:26px;}
.drawer-close{width:40px;height:40px;border-radius:12px;border:1px solid var(--border);background:rgba(120,160,255,.07);display:grid;place-items:center;}
.drawer-close svg{width:16px;height:16px;stroke:var(--text);stroke-width:2;fill:none;stroke-linecap:round;}
.drawer-links{display:flex;flex-direction:column;gap:10px;margin-bottom:24px;}
.drawer-links a{
  display:block;padding:15px 18px;border-radius:16px;font-weight:700;font-size:16px;
  color:var(--text);background:rgba(120,160,255,.06);border:1px solid var(--border);
}
.drawer-links a:hover{border-color:var(--border-strong);color:#fff;}
.drawer-links a.is-active{background:linear-gradient(135deg,rgba(53,224,194,.16),rgba(46,107,255,.16));border-color:var(--border-strong);color:var(--cyan);}
.drawer .btn{width:100%;margin-top:auto;}
.drawer-mask{position:fixed;inset:0;background:rgba(3,6,14,.66);backdrop-filter:blur(3px);z-index:190;opacity:0;pointer-events:none;transition:opacity .3s ease;}
body.drawer-open .drawer-mask{opacity:1;pointer-events:auto;}

/* ---------- 页面首屏 ---------- */
.page-hero{
  position:relative;padding:130px 0 78px;overflow:hidden;
  background:#050A14 url('/assets/images/backpic/back-1.png') center/cover no-repeat;
}
.page-hero::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(5,10,20,.88) 0%,rgba(5,10,20,.92) 55%,#050A14 100%);
}
.page-hero::after{
  content:"";position:absolute;inset:0;pointer-events:none;opacity:.5;
  background-image:linear-gradient(rgba(120,160,255,.07) 1px,transparent 1px),linear-gradient(90deg,rgba(120,160,255,.07) 1px,transparent 1px);
  background-size:72px 72px;
  mask-image:radial-gradient(ellipse at 30% 20%,#000 0%,transparent 72%);
  -webkit-mask-image:radial-gradient(ellipse at 30% 20%,#000 0%,transparent 72%);
}
.page-hero>.container{position:relative;z-index:2;}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--text-3);margin-bottom:26px;}
.breadcrumb a{color:var(--text-2);}
.breadcrumb a:hover{color:var(--cyan);}
.breadcrumb span.sep{opacity:.5;}
.breadcrumb .current{color:var(--cyan);font-weight:600;}
.hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:44px;align-items:start;}
.badge{
  display:inline-flex;align-items:center;gap:8px;
  padding:7px 16px;border-radius:var(--r-tag);
  font-size:13px;font-weight:700;letter-spacing:.6px;
  color:var(--cyan);background:rgba(53,224,194,.1);
  border:1px solid rgba(53,224,194,.34);margin-bottom:20px;
}
.badge::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--cyan);box-shadow:0 0 10px var(--cyan);}
.page-hero h1{
  font-size:clamp(32px,4.4vw,54px);font-weight:800;line-height:1.22;
  letter-spacing:.5px;margin-bottom:20px;
  background:linear-gradient(120deg,#FFFFFF 20%,#BBD2FF 62%,#7FE9D8 100%);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero-sub{font-size:17px;line-height:1.85;color:var(--text-2);max-width:640px;margin-bottom:28px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:28px;}
.trust-list{display:flex;flex-wrap:wrap;gap:12px 26px;}
.trust-list li{display:flex;align-items:center;gap:9px;font-size:14px;color:var(--text-2);}
.trust-list svg{width:17px;height:17px;flex:0 0 auto;fill:none;stroke:var(--cyan);stroke-width:2.2;stroke-linecap:round;stroke-linejoin:round;}

.glass-card{
  background:linear-gradient(160deg,rgba(18,32,67,.82),rgba(10,18,38,.86));
  border:1px solid var(--border);border-radius:var(--r-card);
  box-shadow:var(--shadow-card),var(--inset-hi);
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
}
.hero-aside{padding:24px;}
.hero-aside .aside-title{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:18px;}
.hero-aside .aside-title strong{font-size:16px;font-weight:800;}
.hero-aside .aside-title span{font-family:var(--mono);font-size:11px;letter-spacing:2px;color:var(--text-3);}
.hero-thumb{border-radius:14px;overflow:hidden;position:relative;margin-bottom:18px;border:1px solid var(--border);}
.hero-thumb img{width:100%;height:132px;object-fit:cover;border-radius:0;}
.hero-thumb::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(5,10,20,0) 40%,rgba(5,10,20,.82));}
.hero-thumb .tag-on-img{
  position:absolute;left:12px;bottom:12px;z-index:2;
  font-size:11.5px;font-weight:700;color:var(--cyan);
  background:rgba(5,10,20,.7);border:1px solid rgba(53,224,194,.36);
  padding:4px 11px;border-radius:var(--r-tag);backdrop-filter:blur(6px);
}
.mini-list{display:flex;flex-direction:column;gap:11px;}
.mini-list li{display:flex;gap:11px;align-items:flex-start;font-size:13.5px;color:var(--text-2);line-height:1.7;}
.mini-list .dot{
  flex:0 0 auto;width:22px;height:22px;border-radius:8px;margin-top:2px;
  display:grid;place-items:center;font-family:var(--mono);font-size:11px;font-weight:700;
  color:var(--cyan);background:rgba(53,224,194,.1);border:1px solid rgba(53,224,194,.26);
}

/* ---------- 板块通用 ---------- */
.section{padding:88px 0;}
.section.alt{background:linear-gradient(180deg,#050A14,#080F1F 45%,#050A14);}
.section-head{max-width:760px;margin-bottom:44px;}
.section-head h2{font-size:clamp(26px,3vw,38px);margin-bottom:14px;}
.section-head p{color:var(--text-2);font-size:16px;line-height:1.85;margin:0;}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center;}
.eyebrow{
  display:inline-flex;align-items:center;gap:9px;margin-bottom:14px;
  font-family:var(--mono);font-size:11.5px;letter-spacing:2.4px;color:var(--amber);text-transform:uppercase;
}
.eyebrow::before{content:"";width:22px;height:1px;background:var(--amber);opacity:.7;}

/* ---------- 支持主区：左摘要 + 右手风琴 ---------- */
.support-layout{display:grid;grid-template-columns:340px minmax(0,1fr);gap:36px;align-items:start;}
.summary-panel{position:sticky;top:96px;padding:26px 24px;}
.summary-panel h2{font-size:19px;margin-bottom:10px;}
.summary-panel .sum-note{font-size:13.5px;line-height:1.8;color:var(--text-2);margin-bottom:20px;}
.sum-nav{display:flex;flex-direction:column;gap:8px;margin-bottom:22px;}
.sum-nav a{
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  padding:11px 14px;border-radius:12px;font-size:14px;font-weight:600;color:var(--text-2);
  background:rgba(120,160,255,.05);border:1px solid var(--border);
  transition:border-color .2s ease,color .2s ease,background .2s ease,transform .2s ease;
}
.sum-nav a:hover{color:#fff;border-color:var(--border-strong);background:rgba(53,224,194,.08);transform:translateX(3px);}
.sum-nav .count{font-family:var(--mono);font-size:11.5px;color:var(--cyan);}
.sum-tip{
  padding:14px 15px;border-radius:14px;font-size:13px;line-height:1.75;color:var(--text-2);
  background:rgba(245,184,75,.07);border:1px solid rgba(245,184,75,.26);margin-bottom:20px;
}
.sum-tip strong{color:var(--amber);display:block;margin-bottom:5px;font-size:13.5px;}
.summary-panel .btn{width:100%;}

.faq-group{margin-bottom:44px;}
.faq-group:last-child{margin-bottom:0;}
.group-head{display:flex;align-items:center;gap:13px;margin-bottom:18px;}
.group-head .g-num{
  flex:0 0 auto;width:38px;height:38px;border-radius:12px;display:grid;place-items:center;
  font-family:var(--mono);font-size:13px;font-weight:700;color:var(--cyan);
  background:rgba(53,224,194,.09);border:1px solid rgba(53,224,194,.3);
}
.group-head h2{font-size:22px;line-height:1.3;}
.faq-list{display:flex;flex-direction:column;gap:12px;}
.faq-item{
  border:1px solid var(--border);border-radius:16px;
  background:linear-gradient(160deg,rgba(18,32,67,.6),rgba(10,18,38,.72));
  overflow:hidden;transition:border-color .25s ease,background .25s ease,box-shadow .25s ease;
}
.faq-item:hover{border-color:rgba(53,224,194,.32);background:linear-gradient(160deg,rgba(22,40,80,.7),rgba(10,18,38,.8));}
.faq-item.is-open{border-color:rgba(53,224,194,.44);box-shadow:0 12px 30px rgba(0,0,0,.32);}
.faq-q{margin:0;font-size:16px;line-height:1.6;}
.faq-btn{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:17px 20px;text-align:left;font-size:16px;font-weight:700;color:var(--text);
  min-height:56px;transition:color .2s ease;
}
.faq-btn:hover{color:#fff;}
.faq-icon{
  position:relative;flex:0 0 auto;width:22px;height:22px;border-radius:50%;
  border:1px solid rgba(53,224,194,.4);background:rgba(53,224,194,.08);
  transition:transform .3s ease,background .3s ease;
}
.faq-icon::before,.faq-icon::after{
  content:"";position:absolute;top:50%;left:50%;background:var(--cyan);border-radius:2px;
  transform:translate(-50%,-50%);transition:opacity .25s ease;
}
.faq-icon::before{width:10px;height:1.6px;}
.faq-icon::after{width:1.6px;height:10px;}
.faq-item.is-open .faq-icon{transform:rotate(180deg);background:rgba(53,224,194,.2);}
.faq-item.is-open .faq-icon::after{opacity:0;}
.faq-a{display:grid;grid-template-rows:0fr;transition:grid-template-rows .32s cubic-bezier(.4,0,.2,1);}
.faq-a>div{overflow:hidden;}
.faq-a p{padding:0 20px 18px;font-size:14.5px;line-height:1.85;color:var(--text-2);margin:0;}
.faq-item.is-open .faq-a{grid-template-rows:1fr;}

/* ---------- 处理原则卡 ---------- */
.rule-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:var(--gap);}
.rule-card{
  padding:24px 22px;border-radius:var(--r-card);
  background:linear-gradient(165deg,rgba(18,32,67,.72),rgba(10,18,38,.84));
  border:1px solid var(--border);box-shadow:var(--shadow-card);
  transition:transform .28s ease,border-color .28s ease,box-shadow .28s ease;
}
.rule-card:hover{transform:translateY(-4px);border-color:rgba(53,224,194,.38);box-shadow:0 18px 40px rgba(0,0,0,.46);}
.rule-icon{
  width:42px;height:42px;border-radius:13px;display:grid;place-items:center;margin-bottom:16px;
  background:linear-gradient(140deg,rgba(46,107,255,.3),rgba(53,224,194,.18));
  border:1px solid var(--border);box-shadow:var(--inset-hi);
}
.rule-icon svg{width:20px;height:20px;fill:none;stroke:var(--cyan);stroke-width:1.9;stroke-linecap:round;stroke-linejoin:round;}
.rule-card h3{font-size:17px;margin-bottom:9px;}
.rule-card p{font-size:13.8px;line-height:1.78;color:var(--text-2);margin:0;}

/* ---------- 处理路径 ---------- */
.path-wrap{
  padding:36px 34px;border-radius:24px;
  background:linear-gradient(155deg,rgba(14,26,51,.9),rgba(8,15,31,.94));
  border:1px solid var(--border);box-shadow:var(--shadow-card);
}
.path-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:26px;position:relative;}
.path-grid::before{
  content:"";position:absolute;top:23px;left:6%;right:6%;height:2px;
  background:linear-gradient(90deg,rgba(53,224,194,.05),rgba(53,224,194,.55),rgba(46,107,255,.55),rgba(46,107,255,.05));
}
.path-step{position:relative;padding-top:60px;}
.path-step .node{
  position:absolute;top:0;left:0;width:48px;height:48px;border-radius:14px;display:grid;place-items:center;
  font-family:var(--mono);font-size:14px;font-weight:700;color:#052C24;
  background:linear-gradient(140deg,var(--cyan),#5CF0D8);
  box-shadow:0 0 22px rgba(53,224,194,.35);
}
.path-step h3{font-size:16.5px;margin-bottom:8px;}
.path-step p{font-size:13.5px;line-height:1.78;color:var(--text-2);margin:0;}

/* ---------- CTA 带 ---------- */
.cta-band{position:relative;padding:0 0 96px;}
.cta-panel{
  position:relative;overflow:hidden;border-radius:26px;padding:44px;
  background:linear-gradient(150deg,rgba(18,32,67,.92),rgba(8,15,31,.96));
  border:1px solid var(--border);box-shadow:var(--shadow-deep);
}
.cta-panel::before{
  content:"";position:absolute;width:520px;height:520px;right:-160px;top:-220px;border-radius:50%;
  background:radial-gradient(circle,rgba(46,107,255,.28),transparent 68%);pointer-events:none;
}
.cta-panel::after{
  content:"";position:absolute;width:380px;height:380px;left:-150px;bottom:-200px;border-radius:50%;
  background:radial-gradient(circle,rgba(53,224,194,.16),transparent 70%);pointer-events:none;
}
.cta-inner{position:relative;z-index:2;display:grid;grid-template-columns:1.05fr .95fr;gap:46px;align-items:start;}
.cta-copy h2{font-size:clamp(24px,2.8vw,34px);margin-bottom:14px;}
.cta-copy p{color:var(--text-2);font-size:15px;line-height:1.85;}
.cta-points{display:flex;flex-direction:column;gap:14px;margin:24px 0 0;}
.cta-points li{display:flex;gap:12px;align-items:flex-start;font-size:14px;line-height:1.7;color:var(--text-2);}
.cta-points svg{width:18px;height:18px;flex:0 0 auto;margin-top:3px;fill:none;stroke:var(--cyan);stroke-width:2.2;stroke-linecap:round;stroke-linejoin:round;}
.cta-form{
  padding:26px 24px;border-radius:20px;
  background:rgba(5,10,20,.62);border:1px solid var(--border);
}
.field{margin-bottom:15px;}
.field label{display:block;font-size:13px;font-weight:700;color:var(--text-2);margin-bottom:7px;letter-spacing:.3px;}
.field input,.field select,.field textarea{
  width:100%;padding:12px 14px;border-radius:var(--r-input);
  background:rgba(8,15,31,.9);border:1px solid rgba(120,160,255,.24);
  color:var(--text);font-size:14.5px;line-height:1.6;
  transition:border-color .22s ease,box-shadow .22s ease,background .22s ease;
}
.field input::placeholder,.field textarea::placeholder{color:#5C6C8C;}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--cyan);box-shadow:0 0 0 3px rgba(53,224,194,.16);
  background:rgba(10,20,40,.95);
}
.field input.is-error,.field textarea.is-error{border-color:var(--danger);box-shadow:0 0 0 3px rgba(255,107,122,.14);}
.field textarea{resize:vertical;min-height:96px;}
.field select{appearance:none;background-image:linear-gradient(45deg,transparent 50%,var(--text-3) 50%),linear-gradient(135deg,var(--text-3) 50%,transparent 50%);background-position:calc(100% - 20px) 20px,calc(100% - 15px) 20px;background-size:5px 5px,5px 5px;background-repeat:no-repeat;}
.check{display:flex;gap:10px;align-items:flex-start;font-size:12.8px;line-height:1.7;color:var(--text-3);margin:6px 0 18px;cursor:pointer;}
.check input{width:16px;height:16px;flex:0 0 auto;margin-top:3px;accent-color:var(--cyan);}
.form-note{font-size:13px;line-height:1.7;margin:12px 0 0;min-height:20px;color:var(--cyan);}
.form-note.is-error{color:var(--danger);}
.compliance{margin-top:16px;font-size:12px;line-height:1.7;color:var(--text-3);}

/* ---------- 页脚 ---------- */
.site-footer{
  background:#04080F;border-top:1px solid rgba(120,160,255,.22);
  padding:64px 0 30px;
}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:42px;}
.footer-brand .logo{margin-bottom:16px;}
.footer-brand p{font-size:13.5px;line-height:1.85;color:var(--text-3);margin-bottom:10px;max-width:330px;}
.footer-col h3{font-size:14px;font-weight:800;color:var(--text);margin-bottom:16px;letter-spacing:.4px;}
.footer-col ul{display:flex;flex-direction:column;gap:11px;}
.footer-col li{font-size:13.5px;line-height:1.75;color:var(--text-3);}
.footer-col a{color:var(--text-2);font-size:13.5px;}
.footer-col a:hover{color:var(--cyan);}
.footer-bottom{
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;
  padding-top:24px;border-top:1px solid rgba(120,160,255,.14);
}
.footer-bottom p{font-size:12.5px;color:var(--text-3);margin:0;}

/* ---------- 响应式 ---------- */
@media (max-width:1100px){
  .nav-links{gap:2px;}
  .nav-link{padding:9px 11px;font-size:13.5px;}
  .hero-grid{grid-template-columns:1fr;gap:32px;}
  .hero-aside{max-width:560px;}
  .support-layout{grid-template-columns:300px minmax(0,1fr);gap:26px;}
  .rule-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .path-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:34px;}
  .path-grid::before{display:none;}
}
@media (max-width:1024px){
  .nav-links{display:none;}
  .nav-toggle{display:block;}
  .nav-cta .btn{display:none;}
  .nav{height:66px;}
  .support-layout{grid-template-columns:1fr;}
  .summary-panel{position:static;}
  .cta-inner{grid-template-columns:1fr;gap:32px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
}
@media (max-width:768px){
  .section{padding:64px 0;}
  .page-hero{padding:108px 0 62px;}
  .hero-sub{font-size:15.5px;}
  .hero-actions .btn{flex:1 1 auto;min-height:46px;}
  .rule-grid{grid-template-columns:1fr;}
  .path-grid{grid-template-columns:1fr;gap:26px;}
  .cta-panel{padding:28px 22px;border-radius:22px;}
  .footer-grid{grid-template-columns:1fr 1fr;}
  .footer-brand{grid-column:1 / -1;}
  .faq-btn{font-size:15px;padding:15px 16px;}
  .faq-a p{padding:0 16px 16px;}
  .group-head h2{font-size:19px;}
}
@media (max-width:640px){
  .container{padding:0 20px;}
  .page-hero h1{font-size:clamp(28px,7.4vw,36px);}
  .logo-text{font-size:15px;}
  .logo-text small{letter-spacing:2px;font-size:9px;}
  .trust-list{gap:10px 18px;}
  .section-head{margin-bottom:32px;}
  .cta-band{padding-bottom:64px;}
  .footer-bottom{flex-direction:column;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
}
@media (prefers-reduced-motion:reduce){
  *{animation-duration:.01ms !important;transition-duration:.01ms !important;}
  html{scroll-behavior:auto;}
}