/* roulang page: index */
:root{
  --navy-900:#101331;
  --navy-800:#1a1f3d;
  --navy-700:#252b52;
  --navy-600:#2f3768;
  --gold:#ffb400;
  --gold-light:#ffd166;
  --cyan:#3ee6cf;
  --paper:#f4f6fc;
  --paper-2:#ffffff;
  --card:#ffffff;
  --text:#1b2040;
  --muted:#69708e;
  --line:#e3e7f4;
  --radius:12px;
  --radius-lg:22px;
  --shadow:0 10px 26px rgba(26,31,61,.08);
  --shadow-lg:0 24px 52px rgba(26,31,61,.16);
  --container:1180px;
  --ease:cubic-bezier(.22,.61,.36,1);
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.78;
  color:var(--text);
  background:var(--paper);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit;color:inherit}
h1,h2,h3,h4{margin:0;font-weight:800;line-height:1.32;letter-spacing:-.01em}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
figure{margin:0}
:focus-visible{outline:2px solid var(--gold);outline-offset:3px;border-radius:8px}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:80;
  background:linear-gradient(90deg,rgba(16,19,49,.98),rgba(26,31,61,.98) 58%,rgba(37,43,82,.98));
  border-bottom:1px solid rgba(255,255,255,.09);
  box-shadow:0 12px 32px rgba(8,10,26,.32);
  backdrop-filter:blur(12px);
}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;gap:18px;height:74px}
.brand{display:flex;align-items:center;gap:11px;font-size:17px;font-weight:800;color:#fff;letter-spacing:.01em;white-space:nowrap}
.brand-mark{
  width:36px;height:36px;border-radius:11px;flex:0 0 auto;
  background:linear-gradient(135deg,var(--gold-light),var(--gold));
  color:#151a36;font-size:16px;font-weight:900;
  display:grid;place-items:center;
  box-shadow:0 0 20px rgba(255,180,0,.5);
}
.brand-text em{font-style:normal;color:var(--gold)}
.nav-right{display:flex;align-items:center;gap:14px}
.main-nav ul{display:flex;align-items:center;gap:4px}
.main-nav a{display:inline-block;padding:9px 15px;border-radius:999px;font-size:15px;color:rgba(233,236,247,.76);transition:color .22s var(--ease),background .22s var(--ease)}
.main-nav a:hover{color:#fff;background:rgba(255,255,255,.09)}
.main-nav a.is-active{color:var(--gold);background:rgba(255,180,0,.13);box-shadow:inset 0 0 0 1px rgba(255,180,0,.28)}
.nav-cta{
  display:inline-flex;align-items:center;gap:8px;
  padding:11px 22px;border-radius:999px;font-size:15px;font-weight:800;
  color:#161b38;background:linear-gradient(135deg,var(--gold-light),var(--gold));
  box-shadow:0 10px 24px rgba(255,180,0,.34);
  transition:transform .22s var(--ease),box-shadow .22s var(--ease);
}
.nav-cta:hover{transform:translateY(-2px);box-shadow:0 14px 30px rgba(255,180,0,.5)}
.nav-toggle{
  display:none;width:42px;height:42px;border-radius:12px;
  background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.16);
  cursor:pointer;padding:0;place-items:center;
}
.nav-toggle span{display:block;width:18px;height:2px;background:#fff;border-radius:2px;position:relative}
.nav-toggle span::before,.nav-toggle span::after{content:"";position:absolute;left:0;width:18px;height:2px;background:#fff;border-radius:2px}
.nav-toggle span::before{top:-6px}
.nav-toggle span::after{top:6px}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:13px 28px;border-radius:999px;border:1px solid transparent;
  font-size:15px;font-weight:800;cursor:pointer;
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),background .22s var(--ease),color .22s var(--ease);
}
.btn-primary{
  color:#161b38;background:linear-gradient(135deg,var(--gold-light),var(--gold));
  box-shadow:0 12px 30px rgba(255,180,0,.36),0 0 0 0 rgba(255,180,0,.4);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 18px 38px rgba(255,180,0,.5),0 0 24px rgba(255,180,0,.45)}
.btn-primary:active{transform:translateY(0)}
.btn-ghost{color:#fff;background:rgba(255,255,255,.07);border-color:rgba(255,255,255,.32)}
.btn-ghost:hover{background:rgba(255,255,255,.15);transform:translateY(-2px)}
.btn-outline{color:var(--navy-800);background:#fff;border-color:var(--line);box-shadow:var(--shadow)}
.btn-outline:hover{border-color:var(--gold);color:#8a5f00;transform:translateY(-2px)}

/* ---------- hero ---------- */
.hero{position:relative;overflow:hidden;color:#eef1fb;background:#11142b url('/assets/images/4fa0d0bd5b2ed777.jpg') center/cover no-repeat}
.hero::before{
  content:"";position:absolute;inset:0;
  background:
    radial-gradient(760px 420px at 82% 12%,rgba(62,230,207,.20),transparent 62%),
    radial-gradient(620px 380px at 12% 88%,rgba(255,180,0,.16),transparent 66%),
    linear-gradient(118deg,rgba(9,12,32,.95) 0%,rgba(20,25,55,.9) 48%,rgba(26,31,61,.72) 100%);
}
.hero::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:120px;
  background:linear-gradient(180deg,rgba(244,246,252,0),rgba(244,246,252,.92));
  pointer-events:none;
}
.hero-inner{position:relative;z-index:2;display:grid;grid-template-columns:1.06fr .94fr;gap:52px;align-items:center;padding:82px 0 96px}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:7px 15px;border-radius:999px;font-size:13px;font-weight:700;letter-spacing:.06em;
  color:var(--gold-light);background:rgba(255,180,0,.12);border:1px solid rgba(255,180,0,.32);
}
.hero h1{margin:20px 0 18px;font-size:clamp(30px,4.3vw,52px);line-height:1.24;letter-spacing:-.015em}
.hero h1 .hl{color:var(--gold)}
.hero-lead{font-size:16px;line-height:1.95;color:rgba(226,231,248,.82);max-width:610px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px}
.hero-facts{display:flex;flex-wrap:wrap;gap:12px;margin-top:34px}
.fact-chip{
  display:flex;flex-direction:column;gap:2px;
  padding:12px 18px;border-radius:14px;
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.14);
  backdrop-filter:blur(10px);
}
.fact-chip b{font-size:19px;color:var(--gold);letter-spacing:.01em}
.fact-chip span{font-size:12.5px;color:rgba(226,231,248,.68)}

/* demo panel */
.demo-panel{
  position:relative;
  padding:26px 26px 22px;border-radius:var(--radius-lg);
  background:linear-gradient(160deg,rgba(255,255,255,.13),rgba(255,255,255,.05));
  border:1px solid rgba(255,255,255,.2);
  box-shadow:0 30px 60px rgba(6,9,26,.48),inset 0 1px 0 rgba(255,255,255,.22);
  backdrop-filter:blur(16px);
}
.demo-head{display:flex;align-items:center;gap:9px;font-size:13.5px;font-weight:700;color:rgba(226,231,248,.8);letter-spacing:.05em}
.demo-head .dot{width:9px;height:9px;border-radius:50%;background:var(--cyan);box-shadow:0 0 12px var(--cyan)}
.demo-steps{margin-top:18px;display:grid;gap:12px}
.demo-step{
  display:flex;gap:13px;align-items:flex-start;
  padding:13px 15px;border-radius:14px;
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.1);
  transition:background .25s var(--ease),transform .25s var(--ease),border-color .25s var(--ease);
}
.demo-step:hover{background:rgba(255,255,255,.12);border-color:rgba(255,180,0,.4);transform:translateX(3px)}
.demo-step.is-active{background:rgba(255,180,0,.14);border-color:rgba(255,180,0,.46);box-shadow:0 0 24px rgba(255,180,0,.18)}
.demo-num{font-size:13px;font-weight:900;color:var(--gold);letter-spacing:.04em;padding-top:2px}
.demo-step h3{font-size:15px;color:#fff;margin-bottom:3px}
.demo-step p{font-size:13px;line-height:1.65;color:rgba(226,231,248,.72)}
.demo-bar{margin-top:18px;height:7px;border-radius:99px;background:rgba(255,255,255,.14);overflow:hidden}
.demo-bar span{display:block;height:100%;border-radius:99px;background:linear-gradient(90deg,var(--cyan),var(--gold));box-shadow:0 0 16px rgba(255,180,0,.6)}
.demo-note{margin-top:12px;font-size:12.5px;color:rgba(226,231,248,.58);line-height:1.6}

/* ---------- sections ---------- */
.section{padding:78px 0;position:relative}
.section--alt{background:var(--paper-2)}
.section--paper{background:var(--paper)}
.section--dark{
  color:#e6eaf8;
  background:linear-gradient(135deg,#12163a 0%,#1c2249 52%,#252d5e 100%);
}
.section--band{position:relative;color:#e9ecfa;background:#141838 url('/assets/images/8b29f7543a582a72.webp') center/cover no-repeat;overflow:hidden}
.section--band::before{content:"";position:absolute;inset:0;background:linear-gradient(120deg,rgba(11,14,38,.94),rgba(26,31,61,.86));}
.section--band .container{position:relative;z-index:2}
.section-head{max-width:760px;margin-bottom:42px}
.section-head h2{font-size:clamp(23px,2.9vw,34px);margin:14px 0 14px}
.section-head p{font-size:15.5px;line-height:1.92;color:var(--muted)}
.section--dark .section-head p,.section--band .section-head p{color:rgba(226,231,248,.76)}
.section--dark .eyebrow,.section--band .eyebrow{color:var(--cyan);background:rgba(62,230,207,.1);border-color:rgba(62,230,207,.32)}
.eyebrow-plain{
  display:inline-block;padding:7px 15px;border-radius:999px;font-size:13px;font-weight:700;letter-spacing:.06em;
  color:#8a5f00;background:rgba(255,180,0,.14);border:1px solid rgba(255,180,0,.34);
}

/* ---------- metrics ---------- */
.metric-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.metric-card{
  padding:26px 22px;border-radius:var(--radius);background:#fff;
  border:1px solid var(--line);box-shadow:var(--shadow);
  transition:transform .25s var(--ease),box-shadow .25s var(--ease),border-color .25s var(--ease);
}
.metric-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);border-color:rgba(255,180,0,.5)}
.metric-card b{display:block;font-size:32px;line-height:1.1;color:var(--navy-800);letter-spacing:-.02em}
.metric-card b em{font-style:normal;font-size:15px;color:var(--gold);margin-left:4px;font-weight:800}
.metric-card h3{font-size:15.5px;margin:12px 0 6px}
.metric-card p{font-size:13.5px;line-height:1.75;color:var(--muted)}

/* ---------- cards ---------- */
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:22px}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.card{
  padding:26px;border-radius:var(--radius);background:#fff;
  border:1px solid var(--line);box-shadow:var(--shadow);
  transition:transform .25s var(--ease),box-shadow .25s var(--ease),border-color .25s var(--ease);
}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);border-color:rgba(26,31,61,.16)}
.card h3{font-size:17px;margin-bottom:9px}
.card p{font-size:14.5px;line-height:1.82;color:var(--muted)}
.card-icon{
  width:44px;height:44px;border-radius:13px;display:grid;place-items:center;
  font-size:17px;font-weight:900;color:#7a5300;
  background:linear-gradient(135deg,rgba(255,209,102,.55),rgba(255,180,0,.35));
  border:1px solid rgba(255,180,0,.4);margin-bottom:16px;
}
.card-tag{
  display:inline-block;padding:4px 11px;border-radius:999px;font-size:12px;font-weight:700;
  color:#2a3160;background:#eef1fb;border:1px solid #e0e5f5;margin-bottom:12px;
}

/* ---------- split / mechanism ---------- */
.split{display:grid;grid-template-columns:.92fr 1.08fr;gap:44px;align-items:center}
.split-media{
  border-radius:var(--radius-lg);overflow:hidden;border:1px solid var(--line);
  box-shadow:var(--shadow-lg);position:relative;
}
.split-media img{width:100%;height:100%;object-fit:cover;aspect-ratio:4/3.2}
.split-media figcaption{
  position:absolute;left:0;right:0;bottom:0;padding:16px 20px;font-size:13px;
  color:rgba(255,255,255,.9);background:linear-gradient(180deg,rgba(16,19,49,0),rgba(16,19,49,.86));
}
.step-list{display:grid;gap:16px}
.step-list li{
  display:flex;gap:16px;padding:20px 22px;border-radius:var(--radius);
  background:#fff;border:1px solid var(--line);box-shadow:var(--shadow);
  transition:transform .25s var(--ease),border-color .25s var(--ease),box-shadow .25s var(--ease);
}
.step-list li:hover{transform:translateX(4px);border-color:rgba(255,180,0,.55);box-shadow:var(--shadow-lg)}
.step-num{font-size:14px;font-weight:900;color:var(--gold);letter-spacing:.05em;padding-top:3px;min-width:26px}
.step-list h3{font-size:16.5px;margin-bottom:6px}
.step-list p{font-size:14px;line-height:1.8;color:var(--muted)}

/* ---------- topic matrix ---------- */
.topic-card{
  display:flex;flex-direction:column;gap:12px;
  padding:28px 26px;border-radius:var(--radius-lg);
  background:linear-gradient(160deg,#ffffff,#f7f9ff);
  border:1px solid var(--line);box-shadow:var(--shadow);
  transition:transform .25s var(--ease),box-shadow .25s var(--ease),border-color .25s var(--ease);
}
.topic-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-lg);border-color:rgba(255,180,0,.55)}
.topic-card h3{font-size:18px}
.topic-card p{font-size:14.5px;line-height:1.82;color:var(--muted)}
.topic-card .topic-more{font-size:14px;font-weight:800;color:#8a5f00;margin-top:auto}
.topic-card .topic-more::after{content:" →"}

/* ---------- timeline ---------- */
.timeline{position:relative;display:grid;gap:22px;padding-left:30px}
.timeline::before{content:"";position:absolute;left:7px;top:8px;bottom:8px;width:2px;background:linear-gradient(180deg,var(--gold),rgba(62,230,207,.6),transparent)}
.timeline li{position:relative;padding:22px 24px;border-radius:var(--radius);background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.14);backdrop-filter:blur(8px);transition:background .25s var(--ease),transform .25s var(--ease)}
.timeline li:hover{background:rgba(255,255,255,.12);transform:translateX(4px)}
.timeline li::before{content:"";position:absolute;left:-30px;top:28px;width:16px;height:16px;border-radius:50%;background:var(--gold);box-shadow:0 0 0 4px rgba(255,180,0,.2),0 0 18px rgba(255,180,0,.6)}
.timeline h3{font-size:16.5px;color:#fff;margin-bottom:7px}
.timeline p{font-size:14px;line-height:1.8;color:rgba(226,231,248,.76)}
.timeline .tl-tag{display:inline-block;margin-bottom:9px;padding:3px 10px;border-radius:999px;font-size:12px;font-weight:700;color:var(--cyan);background:rgba(62,230,207,.12);border:1px solid rgba(62,230,207,.3)}

/* ---------- compare ---------- */
.compare{display:grid;grid-template-columns:1fr 1fr;gap:22px;align-items:stretch}
.compare-col{padding:28px;border-radius:var(--radius-lg);border:1px solid var(--line);background:#fff;box-shadow:var(--shadow)}
.compare-col h3{font-size:17px;margin-bottom:16px;display:flex;align-items:center;gap:9px}
.compare-col ul{display:grid;gap:12px}
.compare-col li{position:relative;padding-left:26px;font-size:14.5px;line-height:1.78;color:var(--muted)}
.compare-col li::before{position:absolute;left:0;top:1px;font-weight:900}
.compare-before{background:#f7f8fd}
.compare-before li::before{content:"×";color:#a9afc8}
.compare-after{border-color:rgba(255,180,0,.55);background:linear-gradient(160deg,#fffdf5,#ffffff);box-shadow:0 22px 46px rgba(255,180,0,.16)}
.compare-after li::before{content:"✓";color:#c98a00}
.compare-after li{color:#3a4166}

/* ---------- voices ---------- */
.voice-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.voice{
  padding:24px;border-radius:var(--radius-lg);background:#fff;border:1px solid var(--line);
  box-shadow:var(--shadow);display:flex;flex-direction:column;gap:14px;
  transition:transform .25s var(--ease),box-shadow .25s var(--ease);
}
.voice:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg)}
.voice p{font-size:14.5px;line-height:1.85;color:#3b4266}
.voice-meta{display:flex;align-items:center;gap:11px;margin-top:auto}
.avatar{width:38px;height:38px;border-radius:50%;display:grid;place-items:center;font-size:14px;font-weight:900;color:#151a36;background:linear-gradient(135deg,var(--gold-light),var(--gold))}
.voice-meta span{font-size:13.5px;color:var(--muted)}
.voice-meta b{font-size:14px;color:var(--navy-800);display:block}

/* ---------- news ---------- */
.news-layout{display:grid;grid-template-columns:1.55fr .85fr;gap:32px;align-items:start}
.post-list{display:grid;gap:16px}
.post-item{
  display:flex;gap:16px;padding:20px 22px;border-radius:var(--radius);
  background:#fff;border:1px solid var(--line);box-shadow:var(--shadow);
  transition:transform .25s var(--ease),box-shadow .25s var(--ease),border-color .25s var(--ease);
}
.post-item:hover{transform:translateY(-3px);border-color:rgba(255,180,0,.5);box-shadow:var(--shadow-lg)}
.post-item h3{font-size:16.5px;margin-bottom:7px;line-height:1.5}
.post-item p{font-size:14px;line-height:1.78;color:var(--muted)}
.post-meta{display:flex;flex-wrap:wrap;gap:10px;margin-top:12px;font-size:12.5px;color:#8b92ad}
.post-meta span{padding:3px 10px;border-radius:999px;background:#f1f3fb;border:1px solid #e6eaf7}
.post-side{padding:24px;border-radius:var(--radius-lg);background:#fff;border:1px solid var(--line);box-shadow:var(--shadow)}
.post-side h3{font-size:16px;margin-bottom:16px;padding-bottom:12px;border-bottom:1px dashed var(--line)}
.side-item{padding:13px 0;border-bottom:1px dashed var(--line);display:block;transition:color .2s var(--ease)}
.side-item:last-child{border-bottom:0}
.side-item:hover{color:#8a5f00}
.side-item h4{font-size:14.5px;line-height:1.6;font-weight:700;margin-bottom:5px}
.side-item span{font-size:12.5px;color:#9aa0b9}
.empty-note{padding:26px;border-radius:var(--radius);background:#fff;border:1px dashed var(--line);color:var(--muted);font-size:14.5px}

/* ---------- tier ---------- */
.tier-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.tier{padding:28px 26px;border-radius:var(--radius-lg);background:#fff;border:1px solid var(--line);box-shadow:var(--shadow);display:flex;flex-direction:column;gap:16px;transition:transform .25s var(--ease),box-shadow .25s var(--ease),border-color .25s var(--ease)}
.tier:hover{transform:translateY(-5px);box-shadow:var(--shadow-lg)}
.tier.is-featured{
  background:linear-gradient(165deg,#1c2249,#2a3264);color:#e9ecfa;border-color:rgba(255,180,0,.55);
  box-shadow:0 26px 54px rgba(26,31,61,.34);
}
.tier h3{font-size:18px}
.tier .tier-sub{font-size:13px;color:var(--muted)}
.tier.is-featured .tier-sub{color:rgba(226,231,248,.7)}
.tier ul{display:grid;gap:10px}
.tier li{font-size:14px;line-height:1.75;padding-left:20px;position:relative;color:var(--muted)}
.tier li::before{content:"";position:absolute;left:0;top:8px;width:7px;height:7px;border-radius:50%;background:var(--gold)}
.tier.is-featured li{color:rgba(226,231,248,.82)}
.tier-badge{align-self:flex-start;padding:4px 12px;border-radius:999px;font-size:12px;font-weight:800;color:#7a5300;background:linear-gradient(135deg,var(--gold-light),var(--gold))}

/* ---------- guarantee ---------- */
.guard-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.guard{
  padding:24px 22px;border-radius:var(--radius);text-align:left;
  background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.18);
  backdrop-filter:blur(10px);
  transition:background .25s var(--ease),transform .25s var(--ease);
}
.guard:hover{background:rgba(255,255,255,.15);transform:translateY(-3px)}
.guard b{display:block;font-size:15.5px;color:#fff;margin-bottom:7px}
.guard p{font-size:13.5px;line-height:1.75;color:rgba(226,231,248,.74)}
.guard .g-icon{font-size:18px;color:var(--gold);margin-bottom:10px;display:block}

/* ---------- faq ---------- */
.faq-list{display:grid;gap:14px;max-width:920px}
.faq-item{border-radius:var(--radius);background:#fff;border:1px solid var(--line);box-shadow:var(--shadow);overflow:hidden;transition:border-color .25s var(--ease)}
.faq-item[open]{border-color:rgba(255,180,0,.55)}
.faq-item summary{
  cursor:pointer;list-style:none;padding:19px 24px;
  font-size:16px;font-weight:800;color:var(--navy-800);
  display:flex;align-items:center;justify-content:space-between;gap:16px;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"+";font-size:20px;font-weight:800;color:var(--gold);flex:0 0 auto;transition:transform .25s var(--ease)}
.faq-item[open] summary::after{transform:rotate(45deg)}
.faq-item .faq-body{padding:0 24px 22px;font-size:14.5px;line-height:1.9;color:var(--muted)}

/* ---------- objection ---------- */
.objection-grid{display:grid;grid-template-columns:1fr 1fr;gap:22px}
.objection{padding:24px 26px;border-radius:var(--radius);background:#fff;border:1px solid var(--line);box-shadow:var(--shadow)}
.objection h3{font-size:15.5px;color:#8a5f00;margin-bottom:10px;display:flex;gap:9px;align-items:flex-start}
.objection h3::before{content:"?";flex:0 0 auto;width:22px;height:22px;border-radius:50%;display:grid;place-items:center;font-size:13px;color:#fff;background:linear-gradient(135deg,#ffcf6b,#e5a000)}
.objection p{font-size:14.5px;line-height:1.86;color:var(--muted)}

/* ---------- form ---------- */
.start-wrap{display:grid;grid-template-columns:.92fr 1.08fr;gap:44px;align-items:center}
.start-copy h2{font-size:clamp(23px,2.9vw,33px);margin:14px 0 16px;color:#fff}
.start-copy p{font-size:15px;line-height:1.92;color:rgba(226,231,248,.78)}
.start-points{margin-top:24px;display:grid;gap:12px}
.start-points li{font-size:14px;color:rgba(226,231,248,.8);padding-left:24px;position:relative}
.start-points li::before{content:"◆";position:absolute;left:0;color:var(--gold);font-size:12px;top:3px}
.lead-form{
  padding:30px;border-radius:var(--radius-lg);
  background:rgba(255,255,255,.09);border:1px solid rgba(255,255,255,.2);
  backdrop-filter:blur(16px);box-shadow:0 30px 60px rgba(6,9,26,.4);
  display:grid;gap:16px;
}
.field{display:grid;gap:7px}
.field label{font-size:13.5px;font-weight:700;color:rgba(233,236,248,.86)}
.field input,.field select,.field textarea{
  width:100%;padding:12px 15px;border-radius:11px;
  background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.22);
  color:#fff;font-size:14.5px;transition:border-color .22s var(--ease),background .22s var(--ease),box-shadow .22s var(--ease);
}
.field input::placeholder,.field textarea::placeholder{color:rgba(233,236,248,.5)}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--gold);background:rgba(255,255,255,.16);
  box-shadow:0 0 0 3px rgba(255,180,0,.22);
}
.field select option{color:#1b2040}
.form-tip{font-size:12.5px;line-height:1.7;color:rgba(226,231,248,.62)}
.lead-form .btn-primary{width:100%}

/* ---------- footer ---------- */
.site-footer{background:#0d1030;color:rgba(226,231,248,.72);padding:60px 0 0}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:34px;padding-bottom:42px}
.footer-brand{display:flex;align-items:center;gap:11px;color:#fff;font-size:16.5px;font-weight:800;margin-bottom:14px}
.footer-brand .brand-mark{width:32px;height:32px;font-size:14px;border-radius:9px}
.site-footer p{font-size:13.5px;line-height:1.85;color:rgba(226,231,248,.6)}
.footer-col h4{font-size:14px;color:#fff;margin-bottom:14px;letter-spacing:.02em}
.footer-col ul{display:grid;gap:9px}
.footer-col a,.footer-col span{font-size:13.5px;color:rgba(226,231,248,.62);transition:color .2s var(--ease)}
.footer-col a:hover{color:var(--gold)}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.1);
  padding:20px 0 26px;display:flex;flex-wrap:wrap;gap:10px;
  justify-content:space-between;align-items:center;
  font-size:12.5px;color:rgba(226,231,248,.5);
}
.footer-bottom a{color:rgba(226,231,248,.6)}
.footer-bottom a:hover{color:var(--gold)}

/* ---------- responsive ---------- */
@media (max-width:1024px){
  .hero-inner{grid-template-columns:1fr;gap:38px;padding:64px 0 80px}
  .hero-lead{max-width:100%}
  .metric-grid{grid-template-columns:repeat(2,1fr)}
  .grid-4{grid-template-columns:repeat(2,1fr)}
  .guard-grid{grid-template-columns:repeat(2,1fr)}
  .split{grid-template-columns:1fr;gap:30px}
  .news-layout{grid-template-columns:1fr}
  .voice-grid{grid-template-columns:1fr 1fr}
  .tier-grid{grid-template-columns:1fr}
  .start-wrap{grid-template-columns:1fr;gap:30px}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:900px){
  .nav-toggle{display:grid}
  .main-nav{
    position:absolute;left:0;right:0;top:74px;
    background:linear-gradient(180deg,#141838,#1c2249);
    border-bottom:1px solid rgba(255,255,255,.12);
    box-shadow:0 24px 40px rgba(6,9,26,.5);
    padding:14px 24px 20px;display:none;
  }
  .main-nav.is-open{display:block}
  .main-nav ul{flex-direction:column;align-items:stretch;gap:6px}
  .main-nav a{padding:12px 16px;border-radius:12px;font-size:15.5px}
  .nav-cta{display:none}
  .nav-right{gap:8px}
}
@media (max-width:768px){
  .section{padding:58px 0}
  .grid-3{grid-template-columns:1fr}
  .grid-2{grid-template-columns:1fr}
  .compare{grid-template-columns:1fr}
  .objection-grid{grid-template-columns:1fr}
  .voice-grid{grid-template-columns:1fr}
  .metric-grid{grid-template-columns:1fr 1fr}
  .section-head{margin-bottom:30px}
  .hero-facts{gap:10px}
  .fact-chip{padding:10px 14px}
}
@media (max-width:520px){
  .container{padding:0 16px}
  .nav-wrap{height:66px}
  .main-nav{top:66px}
  .brand{font-size:15px}
  .brand-mark{width:32px;height:32px;border-radius:9px;font-size:14px}
  .hero-inner{padding:48px 0 66px}
  .hero h1{font-size:27px}
  .hero-lead{font-size:14.5px;line-height:1.85}
  .hero-actions{flex-direction:column;align-items:stretch}
  .hero-actions .btn{width:100%}
  .metric-grid{grid-template-columns:1fr}
  .grid-4{grid-template-columns:1fr}
  .guard-grid{grid-template-columns:1fr}
  .demo-panel{padding:20px 18px}
  .post-item{padding:17px 16px}
  .footer-grid{grid-template-columns:1fr;gap:26px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
  .card,.metric-card,.tier,.objection{padding:22px 18px}
}

/* roulang page: category1 */
:root{
 --navy-900:#101331;
 --navy-800:#1a1f3d;
 --navy-700:#252b52;
 --navy-600:#2f3768;
 --gold:#ffb400;
 --gold-light:#ffd166;
 --cyan:#3ee6cf;
 --paper:#f4f6fc;
 --paper-2:#ffffff;
 --card:#ffffff;
 --text:#1b2040;
 --muted:#69708e;
 --line:#e3e7f4;
 --radius:12px;
 --radius-lg:22px;
 --shadow:0 10px 26px rgba(26,31,61,.08);
 --shadow-lg:0 24px 52px rgba(26,31,61,.16);
 --container:1180px;
 --ease:cubic-bezier(.22,.61,.36,1);
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
 margin:0;
 font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
 font-size:16px;
 line-height:1.78;
 color:var(--text);
 background:var(--paper);
 -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none}
ul,ol{margin:0;padding:0;list-style:none}
p{margin:0}
h1,h2,h3,h4{margin:0;line-height:1.32;letter-spacing:-.01em}
button,input,select,textarea{font:inherit;color:inherit}
:focus-visible{outline:3px solid rgba(255,180,0,.75);outline-offset:3px;border-radius:6px}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px}
/* ---------- header ---------- */
.site-header{
 position:sticky;top:0;z-index:80;
 background:linear-gradient(90deg,rgba(16,19,49,.98),rgba(26,31,61,.98) 58%,rgba(37,43,82,.98));
 border-bottom:1px solid rgba(255,255,255,.09);
 box-shadow:0 12px 32px rgba(8,10,26,.32);
 backdrop-filter:blur(12px);
}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;gap:18px;height:74px}
.brand{display:flex;align-items:center;gap:11px;font-size:17px;font-weight:800;color:#fff;letter-spacing:.01em;white-space:nowrap}
.brand-mark{
 width:36px;height:36px;border-radius:11px;flex:0 0 auto;
 background:linear-gradient(135deg,var(--gold-light),var(--gold));
 color:#151a36;font-size:16px;font-weight:900;
 display:grid;place-items:center;
 box-shadow:0 0 20px rgba(255,180,0,.5);
}
.brand-text em{font-style:normal;color:var(--gold)}
.nav-right{display:flex;align-items:center;gap:14px}
.main-nav ul{display:flex;align-items:center;gap:4px}
.main-nav a{display:inline-block;padding:9px 15px;border-radius:999px;font-size:15px;color:rgba(233,236,247,.76);transition:color .22s var(--ease),background .22s var(--ease)}
.main-nav a:hover{color:#fff;background:rgba(255,255,255,.09)}
.main-nav a.is-active{color:var(--gold);background:rgba(255,180,0,.13);box-shadow:inset 0 0 0 1px rgba(255,180,0,.28)}
.nav-cta{
 display:inline-flex;align-items:center;gap:8px;
 padding:11px 22px;border-radius:999px;font-size:15px;font-weight:800;
 color:#161b38;background:linear-gradient(135deg,var(--gold-light),var(--gold));
 box-shadow:0 10px 24px rgba(255,180,0,.34);
 transition:transform .22s var(--ease),box-shadow .22s var(--ease);
}
.nav-cta:hover{transform:translateY(-2px);box-shadow:0 14px 30px rgba(255,180,0,.5)}
.nav-toggle{
 display:none;width:42px;height:42px;border-radius:12px;
 background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.16);
 cursor:pointer;padding:0;place-items:center;
}
.nav-toggle span{display:block;width:18px;height:2px;background:#fff;border-radius:2px;position:relative}
.nav-toggle span::before,.nav-toggle span::after{content:"";position:absolute;left:0;width:18px;height:2px;background:#fff;border-radius:2px}
.nav-toggle span::before{top:-6px}
.nav-toggle span::after{top:6px}
/* ---------- buttons ---------- */
.btn{
 display:inline-flex;align-items:center;justify-content:center;gap:9px;
 padding:13px 28px;border-radius:999px;border:1px solid transparent;
 font-size:15px;font-weight:800;cursor:pointer;
 transition:transform .22s var(--ease),box-shadow .22s var(--ease),background .22s var(--ease),color .22s var(--ease);
}
.btn-primary{
 color:#161b38;background:linear-gradient(135deg,var(--gold-light),var(--gold));
 box-shadow:0 12px 30px rgba(255,180,0,.36);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 18px 38px rgba(255,180,0,.5),0 0 24px rgba(255,180,0,.45)}
.btn-primary:active{transform:translateY(0)}
.btn-ghost{color:#fff;background:rgba(255,255,255,.07);border-color:rgba(255,255,255,.32)}
.btn-ghost:hover{background:rgba(255,255,255,.15);transform:translateY(-2px)}
.btn-outline{color:var(--navy-800);background:#fff;border-color:var(--line);box-shadow:var(--shadow)}
.btn-outline:hover{border-color:var(--gold);color:#8a5f00;transform:translateY(-2px)}
/* ---------- category hero ---------- */
.cat-hero{
 position:relative;overflow:hidden;color:#eef1fb;
 background:#11142b url('/assets/images/4fa0d0bd5b2ed777.jpg') center/cover no-repeat;
}
.cat-hero::before{
 content:"";position:absolute;inset:0;
 background:
 radial-gradient(720px 400px at 88% 8%,rgba(62,230,207,.18),transparent 64%),
 radial-gradient(560px 360px at 6% 92%,rgba(255,180,0,.14),transparent 66%),
 linear-gradient(112deg,rgba(9,12,32,.96) 0%,rgba(20,25,55,.92) 52%,rgba(26,31,61,.74) 100%);
}
.cat-hero-inner{
 position:relative;z-index:2;
 display:grid;grid-template-columns:1.12fr .88fr;gap:48px;align-items:center;
 padding:66px 0 74px;
}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:rgba(226,231,248,.6);margin-bottom:18px}
.crumb a{color:rgba(226,231,248,.78)}
.crumb a:hover{color:var(--gold)}
.crumb span.sep{color:rgba(226,231,248,.32)}
.eyebrow{
 display:inline-flex;align-items:center;gap:8px;
 padding:7px 15px;border-radius:999px;font-size:13px;font-weight:700;letter-spacing:.06em;
 color:var(--gold-light);background:rgba(255,180,0,.12);border:1px solid rgba(255,180,0,.32);
}
.cat-hero h1{
 margin:18px 0 16px;
 font-size:clamp(28px,3.9vw,44px);
 line-height:1.26;
}
.cat-hero h1 .hl{color:var(--gold)}
.cat-hero-lead{font-size:16px;line-height:1.95;color:rgba(226,231,248,.84);max-width:620px}
.cat-hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:30px}
.hero-tags .tag{
 padding:7px 14px;border-radius:999px;font-size:13px;
 color:rgba(233,238,250,.86);background:rgba(255,255,255,.07);
 border:1px solid rgba(255,255,255,.14);
}
.cat-hero-visual{position:relative}
.cat-hero-visual figure{
 margin:0;border-radius:var(--radius-lg);overflow:hidden;
 border:1px solid rgba(255,255,255,.16);
 box-shadow:0 32px 64px rgba(5,7,20,.55);
 background:rgba(255,255,255,.04);
 backdrop-filter:blur(10px);
}
.cat-hero-visual img{width:100%;height:320px;object-fit:cover}
.cat-hero-visual figcaption{
 padding:14px 18px;font-size:13.5px;color:rgba(226,231,248,.78);
 background:linear-gradient(180deg,rgba(16,19,49,.4),rgba(16,19,49,.9));
 border-top:1px solid rgba(255,255,255,.1);
}
.float-card{
 position:absolute;right:-12px;bottom:-22px;
 padding:14px 18px;border-radius:16px;
 background:rgba(255,255,255,.1);
 border:1px solid rgba(255,255,255,.22);
 backdrop-filter:blur(14px);
 box-shadow:0 18px 40px rgba(5,7,20,.45);
}
.float-card b{display:block;font-size:22px;color:var(--gold);line-height:1.2}
.float-card span{font-size:12.5px;color:rgba(226,231,248,.72)}
/* ---------- sections ---------- */
.section{padding:74px 0;position:relative}
.section--alt{background:var(--paper-2)}
.section--paper{background:var(--paper)}
.section--dark{
 color:#e6eaf8;
 background:linear-gradient(135deg,#12163a 0%,#1c2249 52%,#252d5e 100%);
}
.section--dark .sec-sub,.section--dark .card p{color:rgba(226,231,248,.76)}
.sec-head{max-width:760px;margin-bottom:38px}
.sec-head.center{margin-left:auto;margin-right:auto;text-align:center}
.sec-kicker{
 display:inline-flex;align-items:center;gap:8px;margin-bottom:14px;
 font-size:13px;font-weight:800;letter-spacing:.12em;text-transform:uppercase;
 color:#b8830a;
}
.section--dark .sec-kicker{color:var(--gold-light)}
.sec-kicker::before{content:"";width:26px;height:2px;border-radius:2px;background:currentColor;opacity:.7}
.sec-head.center .sec-kicker::before{display:none}
.sec-head h2{font-size:clamp(23px,2.7vw,32px);margin-bottom:14px}
.sec-sub{font-size:15.5px;color:var(--muted);line-height:1.92}
/* ---------- metric board ---------- */
.metric-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.metric-card{
 padding:24px 22px;border-radius:var(--radius);
 background:var(--card);border:1px solid var(--line);
 box-shadow:var(--shadow);
 transition:transform .24s var(--ease),box-shadow .24s var(--ease),border-color .24s var(--ease);
}
.metric-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);border-color:rgba(255,180,0,.5)}
.metric-card b{display:block;font-size:30px;line-height:1.15;color:var(--navy-800);letter-spacing:-.02em}
.metric-card b .unit{font-size:15px;color:var(--muted);margin-left:4px;font-weight:700}
.metric-card h3{margin-top:8px;font-size:15.5px;color:var(--navy-700)}
.metric-card p{margin-top:8px;font-size:13.8px;color:var(--muted);line-height:1.8}
.metric-bar{height:4px;border-radius:4px;margin-top:16px;background:linear-gradient(90deg,var(--gold),rgba(255,180,0,.14))}
/* ---------- stage matrix ---------- */
.stage-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
.stage-card{
 position:relative;padding:26px 26px 24px;
 border-radius:var(--radius);background:var(--card);
 border:1px solid var(--line);box-shadow:var(--shadow);
 transition:transform .24s var(--ease),box-shadow .24s var(--ease);
}
.stage-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg)}
.stage-num{
 display:inline-flex;align-items:center;justify-content:center;
 width:40px;height:40px;border-radius:12px;margin-bottom:14px;
 font-size:15px;font-weight:900;color:#161b38;
 background:linear-gradient(135deg,var(--gold-light),var(--gold));
 box-shadow:0 8px 18px rgba(255,180,0,.32);
}
.stage-card h3{font-size:18px;margin-bottom:10px}
.stage-card p{font-size:14.6px;color:var(--muted);line-height:1.86}
.stage-card ul{margin-top:14px;display:grid;gap:8px}
.stage-card li{position:relative;padding-left:18px;font-size:14px;color:var(--navy-700)}
.stage-card li::before{
 content:"";position:absolute;left:0;top:9px;width:7px;height:7px;border-radius:2px;
 background:var(--gold);opacity:.85;
}
/* ---------- compare ---------- */
.compare-wrap{display:grid;grid-template-columns:.94fr 1.06fr;gap:34px;align-items:center}
.compare-visual{border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-lg);border:1px solid var(--line)}
.compare-visual img{width:100%;height:100%;min-height:300px;object-fit:cover}
.compare-list{display:grid;gap:14px}
.compare-row{
 padding:20px 22px;border-radius:var(--radius);
 background:var(--card);border:1px solid var(--line);
 box-shadow:var(--shadow);
 display:grid;grid-template-columns:1fr auto;gap:8px 18px;align-items:center;
 transition:border-color .24s var(--ease),transform .24s var(--ease);
}
.compare-row:hover{border-color:rgba(62,230,207,.55);transform:translateX(4px)}
.compare-row h3{font-size:16.5px}
.compare-row .desc{grid-column:1/-1;font-size:14px;color:var(--muted);line-height:1.8}
.badge{
 display:inline-flex;align-items:center;padding:5px 12px;border-radius:999px;
 font-size:12.5px;font-weight:800;white-space:nowrap;
}
.badge-gold{color:#7a5200;background:rgba(255,180,0,.16);border:1px solid rgba(255,180,0,.42)}
.badge-cyan{color:#0c6a5d;background:rgba(62,230,207,.16);border:1px solid rgba(62,230,207,.42)}
.badge-navy{color:#2a3168;background:rgba(47,55,104,.1);border:1px solid rgba(47,55,104,.22)}
/* ---------- timeline ---------- */
.timeline{position:relative;display:grid;gap:18px;padding-left:34px}
.timeline::before{
 content:"";position:absolute;left:11px;top:10px;bottom:10px;width:2px;
 background:linear-gradient(180deg,rgba(255,180,0,.85),rgba(255,180,0,.1));
}
.tl-item{position:relative;padding:20px 24px;border-radius:var(--radius)}
.section--dark .tl-item{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.14)}
.tl-item::before{
 content:"";position:absolute;left:-29px;top:26px;width:12px;height:12px;border-radius:50%;
 background:var(--gold);box-shadow:0 0 0 4px rgba(255,180,0,.18);
}
.tl-item h3{font-size:16.5px;margin-bottom:8px}
.tl-item p{font-size:14.4px;color:rgba(226,231,248,.76);line-height:1.86}
.tl-step{font-size:12.5px;font-weight:800;letter-spacing:.1em;color:var(--gold-light);margin-bottom:6px;display:block}
/* ---------- guard cards ---------- */
.guard-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.guard-card{
 padding:26px 24px;border-radius:var(--radius);
 background:var(--card);border:1px solid var(--line);
 box-shadow:var(--shadow);
 transition:transform .24s var(--ease),box-shadow .24s var(--ease);
}
.guard-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg)}
.guard-icon{
 width:44px;height:44px;border-radius:13px;display:grid;place-items:center;
 font-size:19px;font-weight:900;color:#101331;
 background:linear-gradient(135deg,var(--cyan),rgba(62,230,207,.5));
 margin-bottom:16px;
}
.guard-card h3{font-size:17px;margin-bottom:10px}
.guard-card p{font-size:14.4px;color:var(--muted);line-height:1.86}
/* ---------- news ---------- */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.news-card{
 display:flex;flex-direction:column;
 border-radius:var(--radius);overflow:hidden;
 background:var(--card);border:1px solid var(--line);
 box-shadow:var(--shadow);
 transition:transform .24s var(--ease),box-shadow .24s var(--ease),border-color .24s var(--ease);
}
.news-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-lg);border-color:rgba(255,180,0,.45)}
.news-card .thumb{aspect-ratio:16/9;overflow:hidden;background:linear-gradient(135deg,#1a1f3d,#2f3768)}
.news-card .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s var(--ease)}
.news-card:hover .thumb img{transform:scale(1.05)}
.news-body{padding:20px 20px 22px;display:flex;flex-direction:column;gap:10px;flex:1}
.news-meta{display:flex;flex-wrap:wrap;gap:10px;align-items:center;font-size:12.5px;color:var(--muted)}
.news-body h3{font-size:16.5px;line-height:1.5}
.news-body p{font-size:14px;color:var(--muted);line-height:1.8;flex:1}
.news-more{font-size:13.5px;font-weight:800;color:#a06f00}
.empty-note{
 padding:26px 24px;border-radius:var(--radius);
 background:var(--card);border:1px dashed var(--line);
 color:var(--muted);font-size:14.5px;
}
.list-foot{margin-top:28px;display:flex;justify-content:center}
/* ---------- faq ---------- */
.faq-list{display:grid;gap:12px;max-width:900px;margin:0 auto}
.faq-item{
 background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
 box-shadow:var(--shadow);overflow:hidden;
 transition:border-color .24s var(--ease);
}
.faq-item[open]{border-color:rgba(255,180,0,.5)}
.faq-item summary{
 cursor:pointer;list-style:none;padding:20px 24px;
 font-size:16px;font-weight:800;color:var(--navy-800);
 display:flex;align-items:center;justify-content:space-between;gap:16px;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
 content:"+";font-size:20px;font-weight:800;color:var(--gold);
 transition:transform .24s var(--ease);
}
.faq-item[open] summary::after{content:"−"}
.faq-item .faq-a{padding:0 24px 22px;font-size:14.6px;color:var(--muted);line-height:1.9}
/* ---------- cta / form ---------- */
.cta-panel{
 display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:center;
 padding:40px;border-radius:var(--radius-lg);
 background:linear-gradient(135deg,#141838,#242c5c 70%,#2f3768);
 border:1px solid rgba(255,255,255,.12);
 box-shadow:var(--shadow-lg);
 color:#e9ecfa;position:relative;overflow:hidden;
}
.cta-panel::before{
 content:"";position:absolute;right:-90px;top:-90px;width:280px;height:280px;border-radius:50%;
 background:radial-gradient(circle,rgba(255,180,0,.28),transparent 66%);
}
.cta-panel h2{font-size:clamp(21px,2.4vw,28px);margin-bottom:14px;position:relative}
.cta-panel p{font-size:15px;color:rgba(226,231,248,.8);line-height:1.9;position:relative}
.cta-points{display:grid;gap:10px;margin-top:22px;position:relative}
.cta-points li{position:relative;padding-left:20px;font-size:14.5px;color:rgba(226,231,248,.86)}
.cta-points li::before{
 content:"";position:absolute;left:0;top:9px;width:8px;height:8px;border-radius:50%;
 background:var(--cyan);box-shadow:0 0 10px rgba(62,230,207,.8);
}
.focus-form{position:relative;display:grid;gap:14px}
.field-row{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.field{display:grid;gap:7px;font-size:13.5px;font-weight:700;color:rgba(226,231,248,.82)}
.field input,.field textarea{
 width:100%;padding:12px 14px;border-radius:10px;
 background:rgba(255,255,255,.08);
 border:1px solid rgba(255,255,255,.2);
 color:#fff;font-size:14.5px;font-weight:400;
 transition:border-color .22s var(--ease),background .22s var(--ease);
}
.field input::placeholder,.field textarea::placeholder{color:rgba(226,231,248,.42)}
.field input:focus,.field textarea:focus{
 outline:none;border-color:var(--gold);background:rgba(255,255,255,.14);
 box-shadow:0 0 0 3px rgba(255,180,0,.2);
}
.focus-form .btn{width:100%}
.form-note{font-size:13px;color:rgba(226,231,248,.62);line-height:1.7}
.form-note.is-done{color:var(--gold-light);font-weight:700}
/* ---------- footer ---------- */
.site-footer{
 background:linear-gradient(180deg,#101331,#161b3c);
 color:rgba(226,231,248,.76);
 padding:56px 0 26px;
 border-top:1px solid rgba(255,255,255,.08);
}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:34px}
.footer-brand{display:flex;align-items:center;gap:10px;font-size:16.5px;font-weight:800;color:#fff;margin-bottom:14px}
.footer-col p{font-size:14px;line-height:1.9;color:rgba(226,231,248,.66);max-width:340px}
.footer-col h4{font-size:14.5px;color:#fff;margin-bottom:14px;letter-spacing:.02em}
.footer-col ul{display:grid;gap:10px}
.footer-col a,.footer-col span{font-size:14px;color:rgba(226,231,248,.66)}
.footer-col a:hover{color:var(--gold)}
.footer-bottom{
 margin-top:38px;padding-top:20px;
 border-top:1px solid rgba(255,255,255,.1);
 display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px;
 font-size:13px;color:rgba(226,231,248,.5);
}
/* ---------- responsive ---------- */
@media (max-width:1024px){
 .cat-hero-inner{grid-template-columns:1fr;gap:34px;padding:52px 0 60px}
 .cat-hero-visual img{height:260px}
 .float-card{right:12px;bottom:-16px}
 .metric-grid{grid-template-columns:repeat(2,1fr)}
 .stage-grid{grid-template-columns:1fr}
 .compare-wrap{grid-template-columns:1fr;gap:26px}
 .guard-grid{grid-template-columns:1fr 1fr}
 .news-grid{grid-template-columns:1fr 1fr}
 .cta-panel{grid-template-columns:1fr;padding:32px;gap:26px}
 .footer-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:860px){
 .main-nav{
  position:absolute;left:0;right:0;top:74px;
  background:rgba(16,19,49,.99);
  border-bottom:1px solid rgba(255,255,255,.1);
  box-shadow:0 20px 40px rgba(5,7,20,.5);
  padding:10px 16px 16px;
  display:none;
 }
 .main-nav.is-open{display:block}
 .main-nav ul{flex-direction:column;align-items:stretch;gap:4px}
 .main-nav a{display:block;padding:12px 14px;border-radius:10px}
 .nav-toggle{display:grid}
 .nav-cta{display:none}
}
@media (max-width:768px){
 .section{padding:56px 0}
 .guard-grid{grid-template-columns:1fr}
 .news-grid{grid-template-columns:1fr}
 .metric-card b{font-size:26px}
 .field-row{grid-template-columns:1fr}
}
@media (max-width:520px){
 .container{padding:0 18px}
 .nav-wrap{height:66px}
 .brand{font-size:15.5px}
 .brand-mark{width:32px;height:32px;border-radius:10px;font-size:14px}
 .main-nav{top:66px}
 .cat-hero-inner{padding:40px 0 48px}
 .cat-hero h1{font-size:26px}
 .cat-hero-lead{font-size:15px}
 .metric-grid{grid-template-columns:1fr}
 .cat-hero-visual img{height:210px}
 .float-card{position:static;margin-top:14px;display:inline-block}
 .cta-panel{padding:24px 20px}
 .footer-grid{grid-template-columns:1fr;gap:26px}
 .footer-bottom{flex-direction:column}
 .btn{width:100%}
 .hero-actions .btn{width:100%}
 .faq-item summary{padding:16px 18px;font-size:15px}
 .faq-item .faq-a{padding:0 18px 18px}
}
@media (prefers-reduced-motion:reduce){
 *{animation:none!important;transition:none!important;scroll-behavior:auto!important}
}

/* roulang page: article */
:root{
 --navy-900:#101331;
 --navy-800:#1a1f3d;
 --navy-700:#252b52;
 --navy-600:#2f3768;
 --gold:#ffb400;
 --gold-light:#ffd166;
 --cyan:#3ee6cf;
 --paper:#f4f6fc;
 --paper-2:#ffffff;
 --card:#ffffff;
 --text:#1b2040;
 --muted:#69708e;
 --line:#e3e7f4;
 --radius:12px;
 --radius-lg:22px;
 --shadow:0 10px 26px rgba(26,31,61,.08);
 --shadow-lg:0 24px 52px rgba(26,31,61,.16);
 --container:1180px;
 --ease:cubic-bezier(.22,.61,.36,1);
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
 margin:0;
 font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
 font-size:16px;
 line-height:1.78;
 color:var(--text);
 background:var(--paper);
 -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit;color:inherit}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p{margin:0}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px}
:focus-visible{outline:3px solid rgba(255,180,0,.72);outline-offset:3px;border-radius:6px}
/* ---------- header ---------- */
.site-header{
 position:sticky;top:0;z-index:80;
 background:linear-gradient(90deg,rgba(16,19,49,.98),rgba(26,31,61,.98) 58%,rgba(37,43,82,.98));
 border-bottom:1px solid rgba(255,255,255,.09);
 box-shadow:0 12px 32px rgba(8,10,26,.32);
 backdrop-filter:blur(12px);
}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;gap:18px;height:74px}
.brand{display:flex;align-items:center;gap:11px;font-size:17px;font-weight:800;color:#fff;letter-spacing:.01em;white-space:nowrap}
.brand-mark{
 width:36px;height:36px;border-radius:11px;flex:0 0 auto;
 background:linear-gradient(135deg,var(--gold-light),var(--gold));
 color:#151a36;font-size:16px;font-weight:900;
 display:grid;place-items:center;
 box-shadow:0 0 20px rgba(255,180,0,.5);
}
.brand-text em{font-style:normal;color:var(--gold)}
.nav-right{display:flex;align-items:center;gap:14px}
.main-nav ul{display:flex;align-items:center;gap:4px}
.main-nav a{display:inline-block;padding:9px 15px;border-radius:999px;font-size:15px;color:rgba(233,236,247,.76);transition:color .22s var(--ease),background .22s var(--ease)}
.main-nav a:hover{color:#fff;background:rgba(255,255,255,.09)}
.main-nav a.is-active{color:var(--gold);background:rgba(255,180,0,.13);box-shadow:inset 0 0 0 1px rgba(255,180,0,.28)}
.nav-cta{
 display:inline-flex;align-items:center;gap:8px;
 padding:11px 22px;border-radius:999px;font-size:15px;font-weight:800;
 color:#161b38;background:linear-gradient(135deg,var(--gold-light),var(--gold));
 box-shadow:0 10px 24px rgba(255,180,0,.34);
 transition:transform .22s var(--ease),box-shadow .22s var(--ease);
}
.nav-cta:hover{transform:translateY(-2px);box-shadow:0 14px 30px rgba(255,180,0,.5)}
.nav-toggle{
 display:none;width:42px;height:42px;border-radius:12px;
 background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.16);
 cursor:pointer;padding:0;place-items:center;
}
.nav-toggle span{display:block;width:18px;height:2px;background:#fff;border-radius:2px;position:relative}
.nav-toggle span::before,.nav-toggle span::after{content:"";position:absolute;left:0;width:18px;height:2px;background:#fff;border-radius:2px}
.nav-toggle span::before{top:-6px}
.nav-toggle span::after{top:6px}
/* ---------- buttons ---------- */
.btn{
 display:inline-flex;align-items:center;justify-content:center;gap:9px;
 padding:13px 28px;border-radius:999px;border:1px solid transparent;
 font-size:15px;font-weight:800;cursor:pointer;
 transition:transform .22s var(--ease),box-shadow .22s var(--ease),background .22s var(--ease),color .22s var(--ease);
}
.btn-primary{
 color:#161b38;background:linear-gradient(135deg,var(--gold-light),var(--gold));
 box-shadow:0 12px 30px rgba(255,180,0,.36);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 18px 38px rgba(255,180,0,.5),0 0 24px rgba(255,180,0,.4)}
.btn-primary:active{transform:translateY(0)}
.btn-ghost{color:#fff;background:rgba(255,255,255,.07);border-color:rgba(255,255,255,.32)}
.btn-ghost:hover{background:rgba(255,255,255,.16);transform:translateY(-2px)}
.btn-outline{color:var(--navy-800);background:#fff;border-color:var(--line);box-shadow:var(--shadow)}
.btn-outline:hover{border-color:var(--gold);color:#8a5f00;transform:translateY(-2px)}
/* ---------- page hero ---------- */
.page-hero{
 position:relative;overflow:hidden;color:#eef1fb;
 background:#11142b url('/assets/images/4fa0d0bd5b2ed777.jpg') center/cover no-repeat;
}
.page-hero::before{
 content:"";position:absolute;inset:0;
 background:
 radial-gradient(680px 360px at 84% 8%,rgba(62,230,207,.20),transparent 64%),
 radial-gradient(520px 320px at 6% 96%,rgba(255,180,0,.16),transparent 68%),
 linear-gradient(112deg,rgba(9,12,32,.95) 0%,rgba(20,25,55,.92) 52%,rgba(30,36,72,.78) 100%);
}
.page-hero .container{position:relative;z-index:2}
.hero-bar{padding:44px 0 58px;max-width:900px}
.crumbs{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:rgba(226,231,248,.62);margin-bottom:18px}
.crumbs a{color:rgba(226,231,248,.82);transition:color .2s var(--ease)}
.crumbs a:hover{color:var(--gold)}
.crumbs i{font-style:normal;color:rgba(226,231,248,.34)}
.tag-row{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:16px}
.tag{
 display:inline-flex;align-items:center;gap:6px;
 padding:6px 14px;border-radius:999px;font-size:12.5px;font-weight:700;letter-spacing:.04em;
 color:var(--gold-light);background:rgba(255,180,0,.13);border:1px solid rgba(255,180,0,.32);
}
.tag--cyan{color:var(--cyan);background:rgba(62,230,207,.12);border-color:rgba(62,230,207,.3)}
.page-hero h1{
 font-size:clamp(25px,3.4vw,40px);line-height:1.34;letter-spacing:-.012em;font-weight:800;
 color:#fff;text-shadow:0 6px 28px rgba(0,0,0,.32);
}
.page-hero .lead{
 margin-top:16px;font-size:15.5px;line-height:1.92;color:rgba(226,231,248,.8);max-width:760px;
}
.meta-row{display:flex;flex-wrap:wrap;gap:10px 22px;margin-top:22px;font-size:13.5px;color:rgba(226,231,248,.62)}
.meta-row span{display:inline-flex;align-items:center;gap:7px}
.meta-row b{color:rgba(236,240,252,.92);font-weight:700}
.dot{width:6px;height:6px;border-radius:50%;background:var(--gold);display:inline-block}
/* ---------- sections ---------- */
.section{padding:72px 0;position:relative}
.section--alt{background:var(--paper-2)}
.section--tight{padding:56px 0}
.section-head{max-width:800px;margin-bottom:34px}
.section-head h2{font-size:clamp(21px,2.4vw,29px);line-height:1.36;letter-spacing:-.012em;color:var(--navy-800)}
.section-head p{margin-top:12px;color:var(--muted);font-size:15px;line-height:1.9}
.kicker{
 display:inline-flex;align-items:center;gap:8px;margin-bottom:12px;
 font-size:12.5px;font-weight:800;letter-spacing:.16em;color:#a2761f;text-transform:uppercase;
}
.kicker::before{content:"";width:22px;height:2px;border-radius:2px;background:linear-gradient(90deg,var(--gold),rgba(255,180,0,0))}
/* ---------- article shell ---------- */
.article-shell{
 display:grid;grid-template-columns:minmax(0,1fr) 330px;gap:34px;align-items:start;
 margin-top:-34px;position:relative;z-index:4;padding-bottom:8px;
}
.article-main{max-width:720px;min-width:0}
.article-card{
 background:var(--card);border:1px solid var(--line);border-radius:var(--radius-lg);
 box-shadow:var(--shadow-lg);padding:32px 36px;
}
.article-cover{
 border-radius:var(--radius);overflow:hidden;margin-bottom:26px;
 border:1px solid var(--line);box-shadow:var(--shadow);
}
.article-cover img{width:100%;height:auto;aspect-ratio:16/9;object-fit:cover}
.article-body{font-size:16.5px;line-height:1.95;color:#2a3057}
.article-body > *:first-child{margin-top:0}
.article-body h2{
 margin:38px 0 14px;font-size:22px;line-height:1.42;color:var(--navy-800);
 padding-left:14px;border-left:4px solid var(--gold);letter-spacing:-.01em;
}
.article-body h3{margin:26px 0 10px;font-size:18px;line-height:1.5;color:var(--navy-700)}
.article-body p{margin:0 0 16px}
.article-body strong{color:#151a36}
.article-body a{color:#8a5f00;border-bottom:1px solid rgba(255,180,0,.5);transition:color .2s var(--ease),border-color .2s var(--ease)}
.article-body a:hover{color:#5f4200;border-color:#5f4200}
.article-body ul,.article-body ol{margin:0 0 18px;padding-left:2px}
.article-body ul li,.article-body ol li{
 position:relative;padding-left:22px;margin-bottom:9px;color:#333a63;
}
.article-body ul li::before{
 content:"";position:absolute;left:2px;top:.72em;width:7px;height:7px;border-radius:2px;
 background:linear-gradient(135deg,var(--gold),var(--gold-light));
}
.article-body ol{counter-reset:item}
.article-body ol li{counter-increment:item;padding-left:30px}
.article-body ol li::before{
 content:counter(item);position:absolute;left:0;top:.34em;
 width:20px;height:20px;border-radius:7px;display:grid;place-items:center;
 font-size:12px;font-weight:800;color:#161b38;
 background:linear-gradient(135deg,var(--gold-light),var(--gold));
}
.article-body blockquote{
 margin:22px 0;padding:16px 20px;border-radius:var(--radius);
 background:linear-gradient(135deg,#f6f8ff,#eef2ff);
 border-left:4px solid var(--cyan);color:#313a63;
}
.article-body table{width:100%;border-collapse:collapse;margin:20px 0;font-size:15px}
.article-body th,.article-body td{padding:11px 13px;border:1px solid var(--line);text-align:left}
.article-body th{background:#f2f5ff;color:var(--navy-800);font-weight:800}
.article-body tr:nth-child(even) td{background:#fafbff}
.article-body img{border-radius:var(--radius);margin:20px 0;box-shadow:var(--shadow)}
.article-empty{
 padding:30px;border-radius:var(--radius);border:1px dashed #cfd6ea;
 background:linear-gradient(135deg,#f7f9ff,#eef2ff);text-align:left;
}
.article-empty h2{font-size:20px;color:var(--navy-800);margin-bottom:10px}
.article-empty p{color:var(--muted);margin-bottom:18px}
/* ---------- sidebar ---------- */
.sticky-side{position:sticky;top:96px;display:grid;gap:18px}
.side-card{
 border-radius:var(--radius-lg);padding:24px;
 background:linear-gradient(152deg,#1a1f3d 0%,#232a54 56%,#2b3468 100%);
 color:#e7ebfa;border:1px solid rgba(255,255,255,.14);
 box-shadow:0 22px 46px rgba(16,19,49,.34);
 position:relative;overflow:hidden;
}
.side-card::after{
 content:"";position:absolute;right:-46px;top:-46px;width:130px;height:130px;border-radius:50%;
 background:radial-gradient(circle,rgba(62,230,207,.34),transparent 68%);
}
.side-card h3{
 font-size:14px;letter-spacing:.1em;color:var(--gold);font-weight:800;margin-bottom:16px;
 display:flex;align-items:center;gap:8px;
}
.side-card h3::before{content:"";width:6px;height:16px;border-radius:3px;background:linear-gradient(180deg,var(--gold-light),var(--gold))}
.side-stats{display:grid;gap:12px}
.side-stat{
 display:flex;align-items:baseline;justify-content:space-between;gap:12px;
 padding:10px 12px;border-radius:10px;
 background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.1);
}
.side-stat b{font-size:17px;color:#fff;letter-spacing:.01em}
.side-stat span{font-size:12.5px;color:rgba(226,231,248,.68)}
.side-list li{
 position:relative;padding-left:18px;margin-bottom:11px;
 font-size:14px;line-height:1.7;color:rgba(226,231,248,.8);
}
.side-list li::before{
 content:"";position:absolute;left:0;top:.62em;width:7px;height:7px;border-radius:2px;
 background:linear-gradient(135deg,var(--gold),var(--gold-light));
}
.side-list li:last-child{margin-bottom:0}
.side-anchors{display:grid;gap:9px}
.side-anchors a{
 display:flex;align-items:center;justify-content:space-between;gap:10px;
 padding:11px 13px;border-radius:10px;font-size:14px;font-weight:600;
 background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12);
 color:rgba(236,240,252,.9);
 transition:background .22s var(--ease),border-color .22s var(--ease),transform .22s var(--ease);
}
.side-anchors a::after{content:"›";color:var(--gold);font-size:16px;line-height:1}
.side-anchors a:hover{background:rgba(255,180,0,.14);border-color:rgba(255,180,0,.42);transform:translateX(3px)}
/* ---------- data strip ---------- */
.data-strip{
 display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px;
 margin-top:34px;
}
.data-cell{
 padding:20px;border-radius:var(--radius);
 background:linear-gradient(150deg,#1a1f3d,#262e58);
 border:1px solid rgba(255,255,255,.12);
 color:#e8ecfb;position:relative;overflow:hidden;
 box-shadow:0 14px 32px rgba(16,19,49,.24);
}
.data-cell::before{
 content:"";position:absolute;left:0;top:0;width:100%;height:3px;
 background:linear-gradient(90deg,var(--gold),rgba(255,180,0,0));
}
.data-cell b{display:block;font-size:22px;color:var(--gold);letter-spacing:-.01em;margin-bottom:6px}
.data-cell span{font-size:13px;line-height:1.62;color:rgba(226,231,248,.7);display:block}
/* ---------- feature grid ---------- */
.grid-3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.grid-2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:22px}
.card{
 background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
 box-shadow:var(--shadow);padding:24px;
 transition:transform .24s var(--ease),box-shadow .24s var(--ease),border-color .24s var(--ease);
}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);border-color:rgba(255,180,0,.45)}
.card h3{font-size:17px;color:var(--navy-800);margin-bottom:9px;line-height:1.5}
.card p{font-size:14.5px;color:var(--muted);line-height:1.82}
.card-num{
 display:inline-grid;place-items:center;width:34px;height:34px;border-radius:10px;
 margin-bottom:14px;font-size:14px;font-weight:900;color:#161b38;
 background:linear-gradient(135deg,var(--gold-light),var(--gold));
 box-shadow:0 8px 18px rgba(255,180,0,.3);
}
/* ---------- timeline ---------- */
.timeline{display:grid;gap:0;border-left:2px solid var(--line);margin-left:8px}
.timeline li{position:relative;padding:0 0 26px 28px}
.timeline li:last-child{padding-bottom:0}
.timeline li::before{
 content:"";position:absolute;left:-8px;top:8px;width:14px;height:14px;border-radius:50%;
 background:#fff;border:3px solid var(--gold);box-shadow:0 0 0 4px rgba(255,180,0,.14);
}
.timeline h4{font-size:16.5px;color:var(--navy-800);margin-bottom:7px;display:flex;flex-wrap:wrap;align-items:center;gap:10px}
.timeline p{font-size:14.5px;color:var(--muted);line-height:1.84}
.chip{
 display:inline-flex;align-items:center;padding:3px 10px;border-radius:999px;
 font-size:12px;font-weight:700;color:#8a5f00;
 background:rgba(255,180,0,.16);border:1px solid rgba(255,180,0,.34);
}
/* ---------- ratio table ---------- */
.table-wrap{
 background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
 box-shadow:var(--shadow);overflow:hidden;
}
.table-scroll{overflow-x:auto}
table.ratio{width:100%;border-collapse:collapse;min-width:560px;font-size:15px}
table.ratio caption{
 text-align:left;padding:18px 22px 0;font-size:13px;color:var(--muted);
}
table.ratio th,table.ratio td{padding:14px 20px;text-align:left;border-bottom:1px solid var(--line)}
table.ratio thead th{
 background:linear-gradient(120deg,#1a1f3d,#2b3468);color:#eef1fb;font-size:13.5px;
 letter-spacing:.04em;font-weight:800;border-bottom:0;
}
table.ratio tbody tr:hover td{background:#fafbff}
table.ratio tbody tr:last-child td{border-bottom:0}
table.ratio td strong{color:var(--navy-800)}
.badge{
 display:inline-flex;align-items:center;padding:3px 10px;border-radius:999px;
 font-size:12px;font-weight:800;color:#0d6b5e;background:rgba(62,230,207,.18);
 border:1px solid rgba(62,230,207,.4);
}
.badge--gold{color:#8a5f00;background:rgba(255,180,0,.18);border-color:rgba(255,180,0,.4)}
.badge--grey{color:#525a7d;background:#eef1f9;border-color:#dde2f1}
/* ---------- note cards ---------- */
.note-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.note-card{
 background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
 overflow:hidden;box-shadow:var(--shadow);
 transition:transform .24s var(--ease),box-shadow .24s var(--ease);
 display:flex;flex-direction:column;
}
.note-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg)}
.note-thumb{position:relative;aspect-ratio:16/10;overflow:hidden;background:#1a1f3d}
.note-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .5s var(--ease)}
.note-card:hover .note-thumb img{transform:scale(1.06)}
.note-thumb::after{
 content:"";position:absolute;inset:0;
 background:linear-gradient(180deg,rgba(16,19,49,0) 42%,rgba(16,19,49,.62));
}
.note-body{padding:18px 20px 22px;display:flex;flex-direction:column;gap:9px;flex:1}
.note-body span{font-size:12px;font-weight:800;letter-spacing:.1em;color:#a2761f}
.note-body h3{font-size:16px;color:var(--navy-800);line-height:1.52}
.note-body p{font-size:14px;color:var(--muted);line-height:1.78}
/* ---------- faq ---------- */
.faq{display:grid;gap:12px;max-width:860px}
.faq details{
 background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
 box-shadow:var(--shadow);overflow:hidden;
 transition:border-color .22s var(--ease),box-shadow .22s var(--ease);
}
.faq details[open]{border-color:rgba(255,180,0,.5);box-shadow:0 16px 38px rgba(26,31,61,.14)}
.faq summary{
 cursor:pointer;padding:17px 22px;font-size:15.5px;font-weight:700;color:var(--navy-800);
 display:flex;align-items:center;justify-content:space-between;gap:16px;list-style:none;
}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{
 content:"+";flex:0 0 auto;width:24px;height:24px;border-radius:8px;display:grid;place-items:center;
 font-size:16px;font-weight:800;color:#8a5f00;background:rgba(255,180,0,.18);
 transition:transform .22s var(--ease),background .22s var(--ease);
}
.faq details[open] summary::after{content:"–";transform:rotate(180deg);background:rgba(255,180,0,.3)}
.faq .faq-a{padding:0 22px 20px;font-size:14.8px;color:var(--muted);line-height:1.88}
/* ---------- cta band ---------- */
.cta-band{
 position:relative;overflow:hidden;color:#eef1fb;
 background:#12163a url('/assets/images/8b29f7543a582a72.webp') center/cover no-repeat;
 border-radius:var(--radius-lg);border:1px solid rgba(255,255,255,.14);
 box-shadow:0 28px 60px rgba(16,19,49,.34);
}
.cta-band::before{
 content:"";position:absolute;inset:0;
 background:
 radial-gradient(560px 320px at 88% 10%,rgba(62,230,207,.22),transparent 66%),
 linear-gradient(112deg,rgba(11,14,36,.95),rgba(24,29,62,.9) 58%,rgba(38,45,88,.8));
}
.cta-inner{position:relative;z-index:2;display:grid;grid-template-columns:1.05fr .95fr;gap:36px;padding:42px;align-items:center}
.cta-inner h2{font-size:clamp(20px,2.4vw,27px);line-height:1.42;margin-bottom:12px}
.cta-inner p{font-size:14.8px;line-height:1.9;color:rgba(226,231,248,.78);max-width:520px}
.cta-form{display:grid;gap:12px}
.cta-form label{font-size:13px;font-weight:700;color:rgba(226,231,248,.72);display:block;margin-bottom:6px}
.cta-form input,.cta-form select{
 width:100%;padding:12px 15px;border-radius:10px;
 background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.2);
 color:#fff;font-size:14.5px;transition:border-color .2s var(--ease),background .2s var(--ease);
}
.cta-form input::placeholder{color:rgba(226,231,248,.48)}
.cta-form input:focus,.cta-form select:focus{
 border-color:rgba(255,180,0,.72);background:rgba(255,255,255,.13);outline:none;
}
.cta-form select option{color:#1b2040}
.form-tip{font-size:12.5px;color:rgba(226,231,248,.6);margin-top:2px}
.form-msg{font-size:13.5px;color:var(--cyan);min-height:20px}
/* ---------- footer ---------- */
.site-footer{
 background:linear-gradient(160deg,#101331,#1a1f3d 62%,#20264c);
 color:rgba(226,231,248,.74);padding:60px 0 0;margin-top:0;
 border-top:1px solid rgba(255,255,255,.08);
}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:34px;padding-bottom:42px}
.footer-brand{display:flex;align-items:center;gap:11px;font-size:16.5px;font-weight:800;color:#fff;margin-bottom:14px}
.footer-col p{font-size:14px;line-height:1.86;color:rgba(226,231,248,.62);max-width:340px}
.footer-col h4{font-size:14px;color:#fff;margin-bottom:14px;letter-spacing:.06em}
.footer-col ul{display:grid;gap:10px}
.footer-col li{font-size:14px;color:rgba(226,231,248,.62);line-height:1.7}
.footer-col a{color:rgba(226,231,248,.72);transition:color .2s var(--ease)}
.footer-col a:hover{color:var(--gold)}
.footer-bottom{
 display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:10px;
 padding:18px 0 22px;border-top:1px solid rgba(255,255,255,.1);
 font-size:13px;color:rgba(226,231,248,.5);
}
@media (max-width:1024px){
 .article-shell{grid-template-columns:minmax(0,1fr) 300px;gap:26px}
 .article-card{padding:28px 28px}
 .data-strip{grid-template-columns:repeat(2,minmax(0,1fr))}
 .grid-3,.note-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
 .footer-grid{grid-template-columns:1fr 1fr}
 .cta-inner{grid-template-columns:1fr;padding:34px}
 .main-nav a{padding:8px 12px;font-size:14.5px}
}
@media (max-width:860px){
 .main-nav{
  position:absolute;left:0;right:0;top:74px;
  background:linear-gradient(160deg,#141838,#20264c);
  border-bottom:1px solid rgba(255,255,255,.12);
  box-shadow:0 24px 48px rgba(8,10,26,.45);
  max-height:0;overflow:hidden;
  transition:max-height .34s var(--ease);
 }
 .main-nav.is-open{max-height:320px}
 .main-nav ul{flex-direction:column;align-items:stretch;gap:2px;padding:14px 18px 18px}
 .main-nav a{display:block;padding:12px 14px;border-radius:12px;font-size:15px}
 .nav-toggle{display:grid}
 .article-shell{grid-template-columns:minmax(0,1fr);margin-top:-26px}
 .article-main{max-width:none}
 .sticky-side{position:static}
 .grid-2{grid-template-columns:1fr}
}
@media (max-width:768px){
 .nav-wrap{height:68px;gap:10px}
 .brand{font-size:15.5px}
 .brand-mark{width:32px;height:32px;border-radius:10px}
 .main-nav{top:68px}
 .nav-cta{padding:9px 16px;font-size:14px}
 .section{padding:54px 0}
 .hero-bar{padding:32px 0 46px}
 .article-card{padding:22px 20px}
 .article-body{font-size:16px}
 .article-body h2{font-size:19.5px}
 .data-strip{grid-template-columns:1fr 1fr;gap:12px}
 .grid-3,.note-grid{grid-template-columns:1fr}
 .timeline li{padding-left:22px}
 .footer-grid{grid-template-columns:1fr;gap:26px;padding-bottom:32px}
 .cta-inner{padding:26px 22px;gap:24px}
}
@media (max-width:520px){
 .container{padding:0 16px}
 .nav-cta{display:none}
 .page-hero h1{font-size:22px}
 .page-hero .lead{font-size:14.5px}
 .meta-row{font-size:12.5px;gap:8px 14px}
 .data-strip{grid-template-columns:1fr}
 .btn{padding:12px 20px;font-size:14.5px}
 .article-body{font-size:15.5px}
 .table-wrap{border-radius:10px}
 table.ratio th,table.ratio td{padding:11px 14px}
}
@media (prefers-reduced-motion:reduce){
 *{transition:none !important;animation:none !important;scroll-behavior:auto !important}
}

/* roulang page: category2 */
:root{
 --navy-900:#101331;
 --navy-800:#1a1f3d;
 --navy-700:#252b52;
 --navy-600:#2f3768;
 --gold:#ffb400;
 --gold-light:#ffd166;
 --cyan:#3ee6cf;
 --paper:#f4f6fc;
 --paper-2:#ffffff;
 --card:#ffffff;
 --text:#1b2040;
 --muted:#69708e;
 --line:#e3e7f4;
 --radius:12px;
 --radius-lg:22px;
 --shadow:0 10px 26px rgba(26,31,61,.08);
 --shadow-lg:0 24px 52px rgba(26,31,61,.16);
 --container:1180px;
 --ease:cubic-bezier(.22,.61,.36,1);
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
 margin:0;
 font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
 font-size:16px;line-height:1.78;color:var(--text);background:var(--paper);
 -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none}
h1,h2,h3,h4,p,figure{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
button,input,select,textarea{font:inherit;color:inherit}
:focus-visible{outline:2px solid var(--gold);outline-offset:3px;border-radius:6px}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px}

/* ---------- header ---------- */
.site-header{
 position:sticky;top:0;z-index:80;
 background:linear-gradient(90deg,rgba(16,19,49,.98),rgba(26,31,61,.98) 58%,rgba(37,43,82,.98));
 border-bottom:1px solid rgba(255,255,255,.09);
 box-shadow:0 12px 32px rgba(8,10,26,.32);
 backdrop-filter:blur(12px);
}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;gap:18px;height:74px}
.brand{display:flex;align-items:center;gap:11px;font-size:17px;font-weight:800;color:#fff;letter-spacing:.01em;white-space:nowrap}
.brand-mark{
 width:36px;height:36px;border-radius:11px;flex:0 0 auto;
 background:linear-gradient(135deg,var(--gold-light),var(--gold));
 color:#151a36;font-size:16px;font-weight:900;display:grid;place-items:center;
 box-shadow:0 0 20px rgba(255,180,0,.5);
}
.brand-text em{font-style:normal;color:var(--gold)}
.nav-right{display:flex;align-items:center;gap:14px}
.main-nav ul{display:flex;align-items:center;gap:4px}
.main-nav a{display:inline-block;padding:9px 15px;border-radius:999px;font-size:15px;color:rgba(233,236,247,.76);transition:color .22s var(--ease),background .22s var(--ease)}
.main-nav a:hover{color:#fff;background:rgba(255,255,255,.09)}
.main-nav a.is-active{color:var(--gold);background:rgba(255,180,0,.13);box-shadow:inset 0 0 0 1px rgba(255,180,0,.28)}
.nav-cta{
 display:inline-flex;align-items:center;gap:8px;padding:11px 22px;border-radius:999px;
 font-size:15px;font-weight:800;color:#161b38;
 background:linear-gradient(135deg,var(--gold-light),var(--gold));
 box-shadow:0 10px 24px rgba(255,180,0,.34);
 transition:transform .22s var(--ease),box-shadow .22s var(--ease);
}
.nav-cta:hover{transform:translateY(-2px);box-shadow:0 14px 30px rgba(255,180,0,.5)}
.nav-toggle{
 display:none;width:42px;height:42px;border-radius:12px;
 background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.16);
 cursor:pointer;padding:0;place-items:center;
}
.nav-toggle span{display:block;width:18px;height:2px;background:#fff;border-radius:2px;position:relative}
.nav-toggle span::before,.nav-toggle span::after{content:"";position:absolute;left:0;width:18px;height:2px;background:#fff;border-radius:2px}
.nav-toggle span::before{top:-6px}
.nav-toggle span::after{top:6px}

/* ---------- buttons ---------- */
.btn{
 display:inline-flex;align-items:center;justify-content:center;gap:9px;
 padding:13px 28px;border-radius:999px;border:1px solid transparent;
 font-size:15px;font-weight:800;cursor:pointer;
 transition:transform .22s var(--ease),box-shadow .22s var(--ease),background .22s var(--ease),color .22s var(--ease);
}
.btn-primary{color:#161b38;background:linear-gradient(135deg,var(--gold-light),var(--gold));box-shadow:0 12px 30px rgba(255,180,0,.36)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 18px 38px rgba(255,180,0,.5),0 0 24px rgba(255,180,0,.45)}
.btn-primary:active{transform:translateY(0)}
.btn-ghost{color:#fff;background:rgba(255,255,255,.07);border-color:rgba(255,255,255,.3)}
.btn-ghost:hover{background:rgba(255,255,255,.16);transform:translateY(-2px)}
.btn-outline{color:var(--navy-800);background:#fff;border-color:var(--line);box-shadow:var(--shadow)}
.btn-outline:hover{border-color:var(--gold);color:#8a5f00;transform:translateY(-2px)}

/* ---------- section base ---------- */
.section{padding:78px 0;position:relative}
.section--paper{background:var(--paper)}
.section--alt{background:var(--paper-2)}
.section--dark{color:#e6eaf8;background:linear-gradient(135deg,#12163a 0%,#1c2249 52%,#252d5e 100%)}
.sec-head{max-width:760px;margin-bottom:40px}
.sec-tag{
 display:inline-flex;align-items:center;gap:8px;
 padding:6px 14px;border-radius:999px;font-size:12.5px;font-weight:800;letter-spacing:.08em;
 color:#8a5f00;background:rgba(255,180,0,.14);border:1px solid rgba(255,180,0,.34);
}
.section--dark .sec-tag{color:var(--gold-light);background:rgba(255,180,0,.12);border-color:rgba(255,180,0,.3)}
.sec-head h2{margin:16px 0 12px;font-size:clamp(24px,3vw,34px);line-height:1.32;letter-spacing:-.01em}
.sec-head p{color:var(--muted);font-size:15.5px}
.section--dark .sec-head p{color:rgba(226,231,248,.74)}

/* ---------- hero (slanted) ---------- */
.cat-hero{
 position:relative;overflow:hidden;color:#eef1fb;
 background:#11142b url('/assets/images/44da2843fa11d938.webp') center/cover no-repeat;
}
.cat-hero::before{
 content:"";position:absolute;inset:0;
 background:linear-gradient(116deg,rgba(9,12,32,.96) 0%,rgba(20,25,55,.9) 46%,rgba(26,31,61,.6) 100%);
}
.cat-hero__slant{
 position:absolute;top:-8%;left:-6%;width:66%;height:118%;z-index:1;
 background:linear-gradient(150deg,rgba(255,180,0,.22),rgba(62,230,207,.14) 58%,rgba(62,230,207,0) 100%);
 clip-path:polygon(0 0,100% 0,58% 100%,0 100%);
 opacity:.9;
}
.cat-hero__inner{
 position:relative;z-index:2;
 display:grid;grid-template-columns:1.12fr .88fr;gap:48px;align-items:center;
 padding:70px 0 78px;
}
.crumb{display:flex;flex-wrap:wrap;gap:8px;font-size:13px;color:rgba(226,231,248,.6);margin-bottom:18px}
.crumb a:hover{color:var(--gold)}
.cat-hero h1{margin:0 0 18px;font-size:clamp(28px,4vw,46px);line-height:1.26;letter-spacing:-.015em}
.cat-hero h1 .hl{color:var(--gold)}
.cat-hero__lead{font-size:16px;line-height:1.95;color:rgba(226,231,248,.82);max-width:600px}
.cat-hero__actions{margin-top:30px;display:flex;flex-wrap:wrap;gap:14px;align-items:center}
.cat-hero__note{font-size:13px;color:rgba(226,231,248,.55)}
.glass-panel{
 padding:26px 24px;border-radius:var(--radius-lg);
 background:rgba(255,255,255,.07);
 border:1px solid rgba(255,255,255,.16);
 box-shadow:0 24px 60px rgba(6,9,26,.44);
 backdrop-filter:blur(14px);
}
.glass-panel h3{font-size:15px;color:#fff;margin-bottom:6px;letter-spacing:.02em}
.glass-panel .panel-sub{font-size:12.5px;color:rgba(226,231,248,.6);margin-bottom:18px}
.panel-row{
 display:flex;align-items:baseline;justify-content:space-between;gap:12px;
 padding:12px 0;border-bottom:1px dashed rgba(255,255,255,.14);
}
.panel-row:last-child{border-bottom:0;padding-bottom:0}
.panel-row span{font-size:13.5px;color:rgba(226,231,248,.72)}
.panel-row b{font-size:18px;color:var(--gold);letter-spacing:.01em}
.panel-bar{height:6px;border-radius:6px;background:rgba(255,255,255,.12);overflow:hidden;margin-top:20px}
.panel-bar i{display:block;height:100%;width:68%;background:linear-gradient(90deg,var(--cyan),var(--gold));border-radius:6px}
.panel-foot{margin-top:10px;font-size:12px;color:rgba(226,231,248,.55)}

/* ---------- metrics ---------- */
.metric-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.metric-card{
 background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
 padding:24px 22px;box-shadow:var(--shadow);
 transition:transform .24s var(--ease),box-shadow .24s var(--ease),border-color .24s var(--ease);
}
.metric-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);border-color:rgba(255,180,0,.5)}
.metric-card .num{font-size:30px;font-weight:900;color:var(--navy-800);letter-spacing:-.02em;line-height:1.2}
.metric-card .num small{font-size:15px;font-weight:700;color:var(--gold);margin-left:4px}
.metric-card .label{margin-top:6px;font-size:14px;font-weight:700;color:var(--text)}
.metric-card .desc{margin-top:8px;font-size:13px;color:var(--muted);line-height:1.75}

/* ---------- skill matrix ---------- */
.skill-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.skill-card{
 position:relative;background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
 padding:26px 24px 24px;box-shadow:var(--shadow);overflow:hidden;
 transition:transform .24s var(--ease),box-shadow .24s var(--ease);
}
.skill-card::before{
 content:"";position:absolute;left:0;top:0;height:4px;width:100%;
 background:linear-gradient(90deg,var(--gold),var(--cyan));opacity:0;transition:opacity .24s var(--ease);
}
.skill-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg)}
.skill-card:hover::before{opacity:1}
.skill-card .idx{
 display:inline-flex;align-items:center;justify-content:center;
 width:38px;height:38px;border-radius:11px;font-size:14px;font-weight:900;color:#161b38;
 background:linear-gradient(135deg,var(--gold-light),var(--gold));margin-bottom:16px;
}
.skill-card h3{font-size:17.5px;margin-bottom:10px}
.skill-card p{font-size:14px;color:var(--muted);line-height:1.85}
.skill-card .tagline{
 display:inline-block;margin-top:16px;padding:4px 11px;border-radius:999px;
 font-size:12px;font-weight:700;color:#1f4f47;background:rgba(62,230,207,.18);border:1px solid rgba(62,230,207,.4);
}

/* ---------- compare ---------- */
.compare-wrap{display:grid;grid-template-columns:1fr 1fr;gap:22px;margin-bottom:30px}
.compare-card{
 border-radius:var(--radius-lg);padding:28px 26px;border:1px solid var(--line);
 background:var(--card);box-shadow:var(--shadow);
}
.compare-card.is-good{background:linear-gradient(150deg,#161c42,#242c5c);border-color:rgba(255,180,0,.34);color:#e9ecfa;box-shadow:var(--shadow-lg)}
.compare-card h3{font-size:18px;margin-bottom:6px}
.compare-card .sub{font-size:13px;color:var(--muted);margin-bottom:18px}
.compare-card.is-good .sub{color:rgba(226,231,248,.66)}
.compare-card ul li{
 display:flex;gap:10px;align-items:flex-start;
 font-size:14.5px;line-height:1.8;padding:9px 0;border-top:1px solid rgba(27,32,64,.07);
}
.compare-card.is-good ul li{border-top-color:rgba(255,255,255,.12);color:rgba(233,236,250,.9)}
.compare-card ul li:first-child{border-top:0}
.dot-bad,.dot-good{flex:0 0 auto;width:8px;height:8px;border-radius:50%;margin-top:9px}
.dot-bad{background:#b9c0da}
.dot-good{background:var(--gold);box-shadow:0 0 10px rgba(255,180,0,.6)}
.table-card{
 background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
 box-shadow:var(--shadow);overflow:hidden;
}
.table-scroll{overflow-x:auto}
table.cmp{width:100%;border-collapse:collapse;min-width:620px;font-size:14.5px}
table.cmp caption{
 text-align:left;padding:20px 24px 6px;font-size:15px;font-weight:800;color:var(--navy-800);
}
table.cmp th,table.cmp td{padding:14px 24px;text-align:left;border-bottom:1px solid var(--line)}
table.cmp thead th{background:#f7f9ff;font-size:13.5px;font-weight:800;color:var(--navy-700);letter-spacing:.02em}
table.cmp tbody tr:last-child td{border-bottom:0}
table.cmp tbody tr:hover{background:#fafbff}
table.cmp td:first-child{font-weight:700;color:var(--navy-800)}

/* ---------- timeline ---------- */
.timeline{position:relative;display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-top:8px}
.timeline::before{
 content:"";position:absolute;left:2%;right:2%;top:26px;height:2px;
 background:linear-gradient(90deg,rgba(255,180,0,.7),rgba(62,230,207,.5),rgba(255,255,255,.12));
}
.tl-item{position:relative;padding-top:58px}
.tl-item .knob{
 position:absolute;top:14px;left:0;width:26px;height:26px;border-radius:50%;
 background:#141838;border:2px solid var(--gold);box-shadow:0 0 0 6px rgba(255,180,0,.12),0 0 18px rgba(255,180,0,.45);
}
.tl-item .phase{font-size:12.5px;font-weight:800;letter-spacing:.08em;color:var(--gold)}
.tl-item h3{font-size:17px;margin:6px 0 8px;color:#fff}
.tl-item p{font-size:14px;color:rgba(226,231,248,.72);line-height:1.85}

/* ---------- scene ---------- */
.scene-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.scene-card{
 background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
 overflow:hidden;box-shadow:var(--shadow);
 transition:transform .24s var(--ease),box-shadow .24s var(--ease);
}
.scene-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-lg)}
.scene-figure{position:relative;aspect-ratio:16/9;overflow:hidden;background:#1a1f3d}
.scene-figure img{width:100%;height:100%;object-fit:cover;transition:transform .5s var(--ease)}
.scene-card:hover .scene-figure img{transform:scale(1.06)}
.scene-figure::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(16,19,49,.05),rgba(16,19,49,.55))}
.scene-body{padding:22px 22px 24px}
.scene-body h3{font-size:17px;margin-bottom:10px}
.scene-body p{font-size:14px;color:var(--muted);line-height:1.85}
.scene-body .scene-tag{
 display:inline-block;margin-bottom:12px;padding:4px 11px;border-radius:999px;
 font-size:12px;font-weight:700;color:#8a5f00;background:rgba(255,180,0,.14);border:1px solid rgba(255,180,0,.3);
}

/* ---------- news list ---------- */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.news-card{
 display:flex;flex-direction:column;gap:10px;
 background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
 padding:24px 22px;box-shadow:var(--shadow);
 transition:transform .24s var(--ease),box-shadow .24s var(--ease),border-color .24s var(--ease);
}
.news-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);border-color:rgba(255,180,0,.45)}
.news-cat{
 align-self:flex-start;padding:4px 11px;border-radius:999px;
 font-size:12px;font-weight:700;color:#1f4f47;background:rgba(62,230,207,.18);border:1px solid rgba(62,230,207,.4);
}
.news-card h3{font-size:16.5px;line-height:1.6}
.news-card h3 a:hover{color:#a06b00}
.news-card p{font-size:14px;color:var(--muted);line-height:1.8}
.news-meta{margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:10px;font-size:12.5px;color:#8b93ad;padding-top:12px;border-top:1px solid var(--line)}
.news-meta a{font-weight:700;color:#a06b00}
.news-meta a:hover{color:#d58900}
.news-empty{
 padding:36px;text-align:center;border:1px dashed var(--line);border-radius:var(--radius);
 background:#fafbff;color:var(--muted);font-size:14.5px;
}

/* ---------- guarantee ---------- */
.guarantee-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.guar-card{
 background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.15);
 border-radius:var(--radius);padding:26px 24px;backdrop-filter:blur(10px);
 transition:background .24s var(--ease),transform .24s var(--ease);
}
.guar-card:hover{background:rgba(255,255,255,.1);transform:translateY(-3px)}
.guar-card .gnum{font-size:12.5px;font-weight:800;letter-spacing:.1em;color:var(--cyan)}
.guar-card h3{font-size:17px;margin:10px 0 10px;color:#fff}
.guar-card p{font-size:14px;color:rgba(226,231,248,.76);line-height:1.85}

/* ---------- faq ---------- */
.faq-list{display:grid;gap:14px;max-width:900px}
.faq-item{
 background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
 box-shadow:var(--shadow);overflow:hidden;transition:border-color .24s var(--ease),box-shadow .24s var(--ease);
}
.faq-item[open]{border-color:rgba(255,180,0,.5);box-shadow:var(--shadow-lg)}
.faq-item summary{
 list-style:none;cursor:pointer;padding:20px 56px 20px 24px;position:relative;
 font-size:16px;font-weight:800;color:var(--navy-800);
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
 content:"+";position:absolute;right:22px;top:50%;transform:translateY(-50%);
 width:26px;height:26px;border-radius:50%;display:grid;place-items:center;
 font-size:16px;font-weight:900;color:#8a5f00;background:rgba(255,180,0,.16);
 transition:transform .22s var(--ease),background .22s var(--ease);
}
.faq-item[open] summary::after{content:"−";transform:translateY(-50%) rotate(180deg);background:rgba(255,180,0,.3)}
.faq-item .faq-body{padding:0 24px 22px;font-size:14.5px;color:var(--muted);line-height:1.9}

/* ---------- form / cta ---------- */
.cta-card{
 background:linear-gradient(140deg,#131739 0%,#1e2450 58%,#2a3264 100%);
 border-radius:var(--radius-lg);padding:44px 40px;color:#e9ecfa;
 box-shadow:var(--shadow-lg);position:relative;overflow:hidden;
 display:grid;grid-template-columns:1fr 1fr;gap:38px;align-items:start;
}
.cta-card::after{
 content:"";position:absolute;right:-120px;top:-120px;width:340px;height:340px;border-radius:50%;
 background:radial-gradient(circle,rgba(255,180,0,.28),rgba(255,180,0,0) 70%);
}
.cta-copy{position:relative;z-index:1}
.cta-copy h2{font-size:clamp(22px,2.6vw,30px);line-height:1.35;margin-bottom:14px}
.cta-copy p{font-size:14.5px;color:rgba(226,231,248,.76);line-height:1.9;max-width:440px}
.cta-points{margin-top:22px;display:grid;gap:10px}
.cta-points li{display:flex;gap:10px;font-size:14px;color:rgba(226,231,248,.85)}
.cta-points li::before{content:"◆";color:var(--gold);font-size:11px;margin-top:6px}
.form-card{position:relative;z-index:1;background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.16);border-radius:var(--radius);padding:26px 24px;backdrop-filter:blur(12px)}
.field{margin-bottom:16px}
.field label{display:block;font-size:13px;font-weight:700;color:rgba(226,231,248,.8);margin-bottom:7px}
.field input,.field select,.field textarea{
 width:100%;padding:12px 14px;border-radius:10px;border:1px solid rgba(255,255,255,.2);
 background:rgba(9,12,32,.42);color:#fff;font-size:14px;transition:border-color .22s var(--ease),box-shadow .22s var(--ease);
}
.field input::placeholder,.field textarea::placeholder{color:rgba(226,231,248,.42)}
.field input:focus,.field select:focus,.field textarea:focus{
 outline:0;border-color:var(--gold);box-shadow:0 0 0 3px rgba(255,180,0,.22);
}
.field select option{color:#1b2040;background:#fff}
.form-card .btn{width:100%;margin-top:6px}
.form-hint{margin-top:12px;font-size:12.5px;color:rgba(226,231,248,.56);line-height:1.7}
.form-msg{margin-top:12px;font-size:13.5px;font-weight:700;color:var(--cyan);min-height:20px}

/* ---------- footer ---------- */
.site-footer{
 background:linear-gradient(180deg,#101331 0%,#151a3c 100%);
 color:rgba(226,231,248,.72);padding:62px 0 0;border-top:1px solid rgba(255,255,255,.08);
}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:34px;padding-bottom:44px}
.footer-brand{display:flex;align-items:center;gap:10px;font-size:16.5px;font-weight:800;color:#fff;margin-bottom:14px}
.footer-col p{font-size:13.5px;line-height:1.9;color:rgba(226,231,248,.66);max-width:330px}
.footer-col h4{font-size:14px;color:#fff;margin-bottom:14px;letter-spacing:.02em}
.footer-col ul{display:grid;gap:9px}
.footer-col ul li{font-size:13.5px;color:rgba(226,231,248,.66);line-height:1.7}
.footer-col ul li a{transition:color .2s var(--ease)}
.footer-col ul li a:hover{color:var(--gold)}
.footer-bottom{
 display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;align-items:center;
 padding:18px 0 22px;border-top:1px solid rgba(255,255,255,.1);font-size:13px;color:rgba(226,231,248,.55);
}

/* ---------- responsive ---------- */
@media (max-width:1024px){
 .cat-hero__inner{grid-template-columns:1fr;gap:34px;padding:56px 0 64px}
 .cat-hero__slant{width:88%}
 .metric-grid{grid-template-columns:repeat(2,1fr)}
 .skill-grid,.scene-grid,.news-grid,.guarantee-grid{grid-template-columns:repeat(2,1fr)}
 .timeline{grid-template-columns:repeat(2,1fr)}
 .timeline::before{display:none}
 .cta-card{grid-template-columns:1fr;padding:34px 28px}
 .footer-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:820px){
 .nav-right{gap:8px}
 .main-nav{
  position:absolute;left:16px;right:16px;top:74px;
  background:rgba(16,19,49,.99);border:1px solid rgba(255,255,255,.12);
  border-radius:16px;box-shadow:0 24px 48px rgba(6,9,26,.55);
  padding:12px;display:none;
 }
 .main-nav.is-open{display:block}
 .main-nav ul{flex-direction:column;align-items:stretch;gap:4px}
 .main-nav a{display:block;padding:11px 16px;border-radius:10px;font-size:15px}
 .nav-toggle{display:grid}
 .nav-cta{display:none}
}
@media (max-width:768px){
 .section{padding:56px 0}
 .container{padding:0 18px}
 .compare-wrap{grid-template-columns:1fr}
 .metric-grid{grid-template-columns:1fr 1fr;gap:14px}
 .skill-grid,.scene-grid,.news-grid,.guarantee-grid{grid-template-columns:1fr}
 .timeline{grid-template-columns:1fr;gap:26px}
 .footer-grid{grid-template-columns:1fr;gap:26px}
 .cta-card{padding:28px 20px}
 .brand{font-size:15.5px}
}
@media (max-width:520px){
 .cat-hero h1{font-size:26px}
 .cat-hero__lead{font-size:14.5px}
 .metric-grid{grid-template-columns:1fr}
 .metric-card .num{font-size:26px}
 .glass-panel{padding:20px 18px}
 .faq-item summary{padding:16px 48px 16px 18px;font-size:15px}
 .faq-item .faq-body{padding:0 18px 18px}
 .footer-bottom{flex-direction:column;align-items:flex-start}
 .btn{width:100%}
 .cat-hero__actions .btn{width:auto}
}

/* roulang page: category3 */
:root{
 --navy-900:#101331;
 --navy-800:#1a1f3d;
 --navy-700:#252b52;
 --navy-600:#2f3768;
 --gold:#ffb400;
 --gold-light:#ffd166;
 --cyan:#3ee6cf;
 --paper:#f4f6fc;
 --paper-2:#ffffff;
 --card:#ffffff;
 --text:#1b2040;
 --muted:#69708e;
 --line:#e3e7f4;
 --radius:12px;
 --radius-lg:22px;
 --shadow:0 10px 26px rgba(26,31,61,.08);
 --shadow-lg:0 24px 52px rgba(26,31,61,.16);
 --container:1180px;
 --ease:cubic-bezier(.22,.61,.36,1);
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
 margin:0;
 font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
 font-size:16px;
 line-height:1.78;
 color:var(--text);
 background:var(--paper);
 -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,p,figure,blockquote{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit;color:inherit}
::selection{background:rgba(255,180,0,.35);color:#1b2040}
:focus-visible{outline:2px solid var(--gold);outline-offset:3px;border-radius:8px}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px}
/* ---------- header ---------- */
.site-header{
 position:sticky;top:0;z-index:80;
 background:linear-gradient(90deg,rgba(16,19,49,.98),rgba(26,31,61,.98) 58%,rgba(37,43,82,.98));
 border-bottom:1px solid rgba(255,255,255,.09);
 box-shadow:0 12px 32px rgba(8,10,26,.32);
 backdrop-filter:blur(12px);
}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;gap:18px;height:74px;position:relative}
.brand{display:flex;align-items:center;gap:11px;font-size:17px;font-weight:800;color:#fff;letter-spacing:.01em;white-space:nowrap}
.brand-mark{
 width:36px;height:36px;border-radius:11px;flex:0 0 auto;
 background:linear-gradient(135deg,var(--gold-light),var(--gold));
 color:#151a36;font-size:16px;font-weight:900;
 display:grid;place-items:center;
 box-shadow:0 0 20px rgba(255,180,0,.5);
}
.brand-text em{font-style:normal;color:var(--gold)}
.nav-right{display:flex;align-items:center;gap:14px}
.main-nav ul{display:flex;align-items:center;gap:4px}
.main-nav a{display:inline-block;padding:9px 15px;border-radius:999px;font-size:15px;color:rgba(233,236,247,.76);transition:color .22s var(--ease),background .22s var(--ease)}
.main-nav a:hover{color:#fff;background:rgba(255,255,255,.09)}
.main-nav a.is-active{color:var(--gold);background:rgba(255,180,0,.13);box-shadow:inset 0 0 0 1px rgba(255,180,0,.28)}
.nav-cta{
 display:inline-flex;align-items:center;gap:8px;
 padding:11px 22px;border-radius:999px;font-size:15px;font-weight:800;
 color:#161b38;background:linear-gradient(135deg,var(--gold-light),var(--gold));
 box-shadow:0 10px 24px rgba(255,180,0,.34);
 transition:transform .22s var(--ease),box-shadow .22s var(--ease);
}
.nav-cta:hover{transform:translateY(-2px);box-shadow:0 14px 30px rgba(255,180,0,.5)}
.nav-toggle{
 display:none;width:42px;height:42px;border-radius:12px;
 background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.16);
 cursor:pointer;padding:0;place-items:center;
}
.nav-toggle span{display:block;width:18px;height:2px;background:#fff;border-radius:2px;position:relative}
.nav-toggle span::before,.nav-toggle span::after{content:"";position:absolute;left:0;width:18px;height:2px;background:#fff;border-radius:2px}
.nav-toggle span::before{top:-6px}
.nav-toggle span::after{top:6px}
/* ---------- buttons ---------- */
.btn{
 display:inline-flex;align-items:center;justify-content:center;gap:9px;
 padding:13px 28px;border-radius:999px;border:1px solid transparent;
 font-size:15px;font-weight:800;cursor:pointer;
 transition:transform .22s var(--ease),box-shadow .22s var(--ease),background .22s var(--ease),color .22s var(--ease);
}
.btn-primary{
 color:#161b38;background:linear-gradient(135deg,var(--gold-light),var(--gold));
 box-shadow:0 12px 30px rgba(255,180,0,.36),0 0 0 0 rgba(255,180,0,.4);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 18px 38px rgba(255,180,0,.5),0 0 24px rgba(255,180,0,.45)}
.btn-primary:active{transform:translateY(0)}
.btn-ghost{color:#fff;background:rgba(255,255,255,.07);border-color:rgba(255,255,255,.32)}
.btn-ghost:hover{background:rgba(255,255,255,.15);transform:translateY(-2px)}
.btn-outline{color:var(--navy-800);background:#fff;border-color:var(--line);box-shadow:var(--shadow)}
.btn-outline:hover{border-color:var(--gold);color:#8a5f00;transform:translateY(-2px)}
/* ---------- hero ---------- */
.hero{position:relative;overflow:hidden;color:#eef1fb;background:#11142b url('/assets/images/4fa0d0bd5b2ed777.jpg') center/cover no-repeat}
.hero::before{
 content:"";position:absolute;inset:0;
 background:
  radial-gradient(760px 420px at 82% 12%,rgba(62,230,207,.20),transparent 62%),
  radial-gradient(620px 380px at 12% 88%,rgba(255,180,0,.16),transparent 66%),
  linear-gradient(118deg,rgba(9,12,32,.95) 0%,rgba(20,25,55,.9) 48%,rgba(26,31,61,.72) 100%);
}
.hero::after{
 content:"";position:absolute;left:0;right:0;bottom:0;height:110px;
 background:linear-gradient(180deg,rgba(244,246,252,0),rgba(244,246,252,.94));
 pointer-events:none;
}
.hero-inner{position:relative;z-index:2;display:grid;grid-template-columns:1.06fr .94fr;gap:52px;align-items:center;padding:76px 0 92px}
.eyebrow{
 display:inline-flex;align-items:center;gap:8px;
 padding:7px 15px;border-radius:999px;font-size:13px;font-weight:700;letter-spacing:.06em;
 color:var(--gold-light);background:rgba(255,180,0,.12);border:1px solid rgba(255,180,0,.32);
}
.hero h1{margin:20px 0 18px;font-size:clamp(28px,4vw,46px);line-height:1.26;letter-spacing:-.015em}
.hero h1 .hl{color:var(--gold)}
.hero-lead{font-size:16px;line-height:1.95;color:rgba(226,231,248,.82);max-width:600px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px}
.hero-facts{display:flex;flex-wrap:wrap;gap:12px;margin-top:32px}
.fact-chip{
 display:flex;flex-direction:column;gap:2px;
 padding:12px 18px;border-radius:14px;
 background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.14);
 backdrop-filter:blur(10px);
}
.fact-chip b{font-size:19px;color:var(--gold);letter-spacing:.01em}
.fact-chip span{font-size:12.5px;color:rgba(226,231,248,.68)}
/* hero panel */
.hero-panel{
 position:relative;padding:26px;border-radius:var(--radius-lg);
 background:rgba(255,255,255,.07);
 border:1px solid rgba(255,255,255,.16);
 box-shadow:0 28px 60px rgba(6,9,26,.45);
 backdrop-filter:blur(16px);
}
.panel-head{display:flex;align-items:center;gap:12px;padding-bottom:18px;border-bottom:1px solid rgba(255,255,255,.12)}
.panel-dot{width:10px;height:10px;border-radius:50%;background:var(--cyan);box-shadow:0 0 14px var(--cyan)}
.panel-head strong{display:block;font-size:16px;color:#fff}
.panel-head small{display:block;font-size:12.5px;color:rgba(226,231,248,.62)}
.meter-list{margin:18px 0 4px;display:grid;gap:16px}
.meter-top{display:flex;justify-content:space-between;align-items:baseline;font-size:14px;color:rgba(233,236,247,.85);margin-bottom:7px}
.meter-top b{color:var(--gold);font-size:14px}
.meter{height:8px;border-radius:999px;background:rgba(255,255,255,.12);overflow:hidden}
.meter i{display:block;height:100%;border-radius:999px;background:linear-gradient(90deg,var(--cyan),var(--gold));box-shadow:0 0 14px rgba(255,180,0,.5)}
.panel-foot{display:flex;justify-content:space-between;align-items:center;margin-top:20px;padding-top:16px;border-top:1px solid rgba(255,255,255,.12);font-size:13.5px;color:rgba(226,231,248,.7)}
.panel-foot b{color:#fff;font-size:15px}
/* ---------- sections ---------- */
.section{padding:78px 0;position:relative}
.section--alt{background:var(--paper-2)}
.section--paper{background:var(--paper)}
.section--dark{color:#e6eaf8;background:linear-gradient(135deg,#12163a 0%,#1c2249 52%,#252d5e 100%)}
.section--band{position:relative;color:#e9ecfa;background:#141838 url('/assets/images/8b29f7543a582a72.webp') center/cover no-repeat;overflow:hidden}
.section--band::before{
 content:"";position:absolute;inset:0;
 background:linear-gradient(115deg,rgba(12,15,38,.96) 0%,rgba(22,27,60,.9) 55%,rgba(30,37,78,.82) 100%);
}
.section--band > .container{position:relative;z-index:2}
.section-head{max-width:780px;margin-bottom:38px}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center}
.kicker{
 display:inline-flex;align-items:center;gap:8px;margin-bottom:14px;
 font-size:12.5px;font-weight:800;letter-spacing:.14em;color:#8a5f00;
 text-transform:uppercase;
}
.kicker::before{content:"";width:22px;height:2px;border-radius:2px;background:linear-gradient(90deg,var(--gold),var(--cyan))}
.section--dark .kicker,.section--band .kicker{color:var(--gold-light)}
.section--dark .kicker::before,.section--band .kicker::before{background:linear-gradient(90deg,var(--cyan),var(--gold))}
.section-title{font-size:clamp(23px,2.9vw,33px);line-height:1.34;font-weight:800;letter-spacing:-.012em}
.section-desc{margin-top:14px;color:var(--muted);font-size:15.5px;line-height:1.9;max-width:720px}
.section--dark .section-desc,.section--band .section-desc{color:rgba(226,231,248,.78)}
/* ---------- stats strip ---------- */
.stat-strip{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.stat{
 background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
 padding:24px 22px;box-shadow:var(--shadow);
 transition:transform .26s var(--ease),box-shadow .26s var(--ease),border-color .26s var(--ease);
}
.stat:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);border-color:rgba(255,180,0,.45)}
.stat b{display:block;font-size:30px;line-height:1.2;color:var(--navy-800);letter-spacing:-.01em}
.stat b em{font-style:normal;color:var(--gold)}
.stat strong{display:block;margin-top:6px;font-size:14.5px;color:var(--text)}
.stat span{display:block;margin-top:6px;font-size:13.5px;color:var(--muted);line-height:1.7}
/* ---------- cards & grids ---------- */
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:22px}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.card{
 background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
 padding:26px;box-shadow:var(--shadow);
 transition:transform .26s var(--ease),box-shadow .26s var(--ease),border-color .26s var(--ease);
}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);border-color:rgba(255,180,0,.4)}
.card h3{font-size:18px;line-height:1.5;font-weight:800;margin-bottom:10px}
.card p{font-size:14.8px;color:var(--muted);line-height:1.85}
.card .tag{margin-bottom:14px}
.tag{
 display:inline-flex;align-items:center;gap:6px;
 padding:5px 13px;border-radius:999px;font-size:12.5px;font-weight:800;
 background:rgba(255,180,0,.14);color:#8a5f00;border:1px solid rgba(255,180,0,.32);
}
.tag--cyan{background:rgba(62,230,207,.14);color:#0d7a6c;border-color:rgba(62,230,207,.38)}
.tag--navy{background:rgba(26,31,61,.07);color:var(--navy-700);border-color:rgba(26,31,61,.16)}
/* ---------- checklist ---------- */
.checklist{margin-top:6px}
.checklist li{
 position:relative;padding:14px 0 14px 34px;
 font-size:15px;color:#2b3155;line-height:1.8;
 border-bottom:1px dashed var(--line);
}
.checklist li:last-child{border-bottom:0;padding-bottom:0}
.checklist li::before{
 content:"✓";position:absolute;left:0;top:15px;
 width:22px;height:22px;border-radius:50%;
 display:grid;place-items:center;font-size:12px;font-weight:900;color:#161b38;
 background:linear-gradient(135deg,var(--gold-light),var(--gold));
 box-shadow:0 4px 12px rgba(255,180,0,.36);
}
.checklist li b{color:var(--navy-800)}
/* ---------- steps ---------- */
.steps{display:grid;gap:18px;counter-reset:step}
.step{
 display:grid;grid-template-columns:66px 1fr;gap:22px;align-items:start;
 background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
 padding:24px;box-shadow:var(--shadow);
 transition:transform .26s var(--ease),box-shadow .26s var(--ease),border-color .26s var(--ease);
}
.step:hover{transform:translateX(4px);box-shadow:var(--shadow-lg);border-color:rgba(255,180,0,.4)}
.step-no{
 width:52px;height:52px;border-radius:15px;display:grid;place-items:center;
 font-size:18px;font-weight:900;color:#161b38;
 background:linear-gradient(135deg,var(--gold-light),var(--gold));
 box-shadow:0 0 20px rgba(255,180,0,.42);
}
.step h3{font-size:17.5px;font-weight:800;margin-bottom:8px}
.step p{font-size:14.8px;color:var(--muted);line-height:1.85}
.step-meta{display:flex;flex-wrap:wrap;gap:8px;margin-top:12px}
/* ---------- ratio ---------- */
.ratio-layout{display:grid;grid-template-columns:1.02fr .98fr;gap:26px;align-items:start}
.priority-list{background:var(--card);border:1px solid var(--line);border-radius:var(--radius-lg);padding:28px;box-shadow:var(--shadow)}
.priority-list h3{font-size:18px;margin-bottom:6px}
.priority-list > p{font-size:14.5px;color:var(--muted);margin-bottom:20px}
.priority-item{display:grid;grid-template-columns:34px 1fr;gap:14px;align-items:start;padding:12px 0;border-bottom:1px dashed var(--line)}
.priority-item:last-child{border-bottom:0}
.priority-item i{
 font-style:normal;width:30px;height:30px;border-radius:9px;display:grid;place-items:center;
 font-size:13px;font-weight:900;color:#161b38;background:rgba(255,180,0,.2);border:1px solid rgba(255,180,0,.4);
}
.priority-item strong{display:block;font-size:15px;color:var(--navy-800)}
.priority-item span{display:block;font-size:13.6px;color:var(--muted);line-height:1.75}
.ratio-cards{display:grid;gap:16px}
.ratio-card{
 position:relative;overflow:hidden;
 padding:22px 24px;border-radius:var(--radius);
 background:linear-gradient(135deg,#1a2044 0%,#252d5e 100%);
 color:#eaeefb;border:1px solid rgba(255,255,255,.12);
 box-shadow:0 18px 40px rgba(16,19,49,.28);
 transition:transform .26s var(--ease),box-shadow .26s var(--ease);
}
.ratio-card:hover{transform:translateY(-3px);box-shadow:0 26px 52px rgba(16,19,49,.4)}
.ratio-card::after{
 content:"";position:absolute;right:-30px;top:-40px;width:140px;height:140px;border-radius:50%;
 background:radial-gradient(circle,rgba(255,180,0,.32),transparent 68%);
}
.ratio-card b{display:block;font-size:26px;color:var(--gold);line-height:1.3}
.ratio-card strong{display:block;font-size:15px;margin-top:4px;color:#fff}
.ratio-card span{display:block;margin-top:8px;font-size:13.6px;color:rgba(226,231,248,.72);line-height:1.75}
/* ---------- compare ---------- */
.compare{display:grid;gap:16px}
.compare-row{
 display:grid;grid-template-columns:1fr 1fr;
 background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
 overflow:hidden;box-shadow:var(--shadow);
 transition:box-shadow .26s var(--ease),border-color .26s var(--ease);
}
.compare-row:hover{box-shadow:var(--shadow-lg);border-color:rgba(255,180,0,.4)}
.compare-cell{padding:22px 24px}
.compare-cell:first-child{border-right:1px solid var(--line);background:rgba(239,242,251,.6)}
.compare-cell h4{display:flex;align-items:center;gap:8px;font-size:14px;font-weight:800;margin-bottom:10px}
.compare-cell h4 i{font-style:normal;width:20px;height:20px;border-radius:50%;display:grid;place-items:center;font-size:11px;font-weight:900}
.compare-cell.wrong h4 i{background:rgba(255,86,86,.16);color:#c23232}
.compare-cell.right h4 i{background:rgba(62,230,207,.2);color:#0d7a6c}
.compare-cell.wrong h4{color:#8a3535}
.compare-cell.right h4{color:#0d6b5f}
.compare-cell p{font-size:14.6px;color:var(--muted);line-height:1.85}
.compare-cell p b{color:var(--navy-800)}
/* ---------- milestone ---------- */
.milestone-layout{display:grid;grid-template-columns:.92fr 1.08fr;gap:42px;align-items:center}
.milestone-figure{position:relative;border-radius:var(--radius-lg);overflow:hidden;border:1px solid rgba(255,255,255,.18);box-shadow:0 30px 64px rgba(6,9,26,.5)}
.milestone-figure img{width:100%;height:100%;object-fit:cover;aspect-ratio:16/11}
.milestone-figure figcaption{
 position:absolute;left:0;right:0;bottom:0;padding:18px 20px;
 font-size:13.5px;color:#eef1fb;
 background:linear-gradient(180deg,rgba(9,12,32,0),rgba(9,12,32,.86));
}
.milestone-list{display:grid;gap:18px}
.milestone-item{
 position:relative;padding:20px 22px 20px 26px;border-radius:var(--radius);
 background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.14);
 backdrop-filter:blur(12px);
 transition:transform .26s var(--ease),background .26s var(--ease);
}
.milestone-item:hover{transform:translateX(4px);background:rgba(255,255,255,.1)}
.milestone-item::before{
 content:"";position:absolute;left:0;top:20px;bottom:20px;width:4px;border-radius:4px;
 background:linear-gradient(180deg,var(--cyan),var(--gold));
}
.milestone-item strong{display:block;font-size:15.5px;color:#fff;margin-bottom:6px}
.milestone-item span{display:block;font-size:14px;color:rgba(226,231,248,.76);line-height:1.8}
/* ---------- guarantee ---------- */
.guard-card{
 position:relative;padding:26px;border-radius:var(--radius);
 background:var(--card);border:1px solid var(--line);box-shadow:var(--shadow);
 transition:transform .26s var(--ease),box-shadow .26s var(--ease);
}
.guard-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg)}
.guard-icon{
 width:44px;height:44px;border-radius:13px;display:grid;place-items:center;
 font-size:18px;font-weight:900;color:#161b38;
 background:linear-gradient(135deg,var(--gold-light),var(--gold));
 box-shadow:0 8px 20px rgba(255,180,0,.32);margin-bottom:16px;
}
.guard-card h3{font-size:17px;margin-bottom:8px}
.guard-card p{font-size:14.6px;color:var(--muted);line-height:1.85}
/* ---------- faq ---------- */
.faq{display:grid;gap:14px;max-width:900px;margin:0 auto}
.faq details{
 background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
 box-shadow:var(--shadow);overflow:hidden;
 transition:border-color .24s var(--ease),box-shadow .24s var(--ease);
}
.faq details[open]{border-color:rgba(255,180,0,.5);box-shadow:var(--shadow-lg)}
.faq summary{
 display:flex;align-items:center;justify-content:space-between;gap:16px;
 padding:18px 22px;font-size:15.8px;font-weight:800;cursor:pointer;color:var(--navy-800);
 list-style:none;
}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{
 content:"+";flex:0 0 auto;width:26px;height:26px;border-radius:50%;
 display:grid;place-items:center;font-size:16px;font-weight:900;color:#8a5f00;
 background:rgba(255,180,0,.16);border:1px solid rgba(255,180,0,.32);
 transition:transform .24s var(--ease);
}
.faq details[open] summary::after{content:"–";transform:rotate(180deg)}
.faq-body{padding:0 22px 20px;font-size:14.8px;color:var(--muted);line-height:1.9}
.faq-body b{color:var(--navy-800)}
/* ---------- cta ---------- */
.cta-layout{display:grid;grid-template-columns:1fr 460px;gap:44px;align-items:start}
.cta-copy .section-title{color:#fff}
.cta-copy p{margin-top:16px;font-size:15.5px;color:rgba(226,231,248,.8);line-height:1.95}
.cta-points{display:grid;gap:10px;margin-top:24px}
.cta-points li{position:relative;padding-left:26px;font-size:14.6px;color:rgba(233,236,247,.84)}
.cta-points li::before{
 content:"";position:absolute;left:0;top:9px;width:8px;height:8px;border-radius:50%;
 background:var(--gold);box-shadow:0 0 12px rgba(255,180,0,.7);
}
.cta-form{
 padding:28px;border-radius:var(--radius-lg);
 background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.16);
 box-shadow:0 28px 60px rgba(6,9,26,.42);backdrop-filter:blur(14px);
}
.cta-form h3{font-size:18px;color:#fff;margin-bottom:6px}
.cta-form > p{font-size:13.8px;color:rgba(226,231,248,.68);margin-bottom:20px}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.field{display:flex;flex-direction:column;gap:8px}
.field label{font-size:13px;font-weight:700;color:rgba(233,236,247,.82)}
.field input,.field select,.field textarea{
 width:100%;padding:12px 14px;border-radius:10px;
 background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.2);
 color:#fff;font-size:14.5px;
 transition:border-color .22s var(--ease),background .22s var(--ease),box-shadow .22s var(--ease);
}
.field textarea{resize:vertical;min-height:96px}
.field input::placeholder,.field textarea::placeholder{color:rgba(226,231,248,.45)}
.field input:hover,.field select:hover,.field textarea:hover{background:rgba(255,255,255,.12)}
.field input:focus,.field select:focus,.field textarea:focus{
 outline:none;border-color:var(--gold);background:rgba(255,255,255,.14);
 box-shadow:0 0 0 3px rgba(255,180,0,.22);
}
.field select option{color:#1b2040}
.full{grid-column:1/-1}
.form-note{margin-top:14px;font-size:12.8px;color:rgba(226,231,248,.6);line-height:1.7}
.form-btn{width:100%;margin-top:18px}
/* ---------- footer ---------- */
.site-footer{background:#0d1030;color:rgba(226,231,248,.74);padding:64px 0 0;border-top:1px solid rgba(255,255,255,.08)}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:36px;padding-bottom:44px}
.footer-brand{display:flex;align-items:center;gap:10px;font-size:16px;font-weight:800;color:#fff;margin-bottom:16px}
.footer-col p{font-size:14px;line-height:1.9;color:rgba(226,231,248,.62);max-width:340px}
.footer-col h4{font-size:14.5px;color:#fff;margin-bottom:16px;letter-spacing:.02em}
.footer-col ul{display:grid;gap:10px}
.footer-col a,.footer-col span{font-size:14px;color:rgba(226,231,248,.66);transition:color .22s var(--ease)}
.footer-col a:hover{color:var(--gold)}
.footer-bottom{
 display:flex;justify-content:space-between;align-items:center;gap:16px;flex-wrap:wrap;
 padding:20px 0;border-top:1px solid rgba(255,255,255,.09);
 font-size:13px;color:rgba(226,231,248,.5);
}
/* ---------- responsive ---------- */
@media (max-width:1024px){
 .hero-inner{grid-template-columns:1fr;gap:38px;padding:64px 0 80px}
 .hero-lead{max-width:100%}
 .stat-strip{grid-template-columns:repeat(2,1fr)}
 .grid-4{grid-template-columns:repeat(2,1fr)}
 .grid-3{grid-template-columns:repeat(2,1fr)}
 .ratio-layout{grid-template-columns:1fr;gap:22px}
 .milestone-layout{grid-template-columns:1fr;gap:30px}
 .cta-layout{grid-template-columns:1fr;gap:32px}
 .footer-grid{grid-template-columns:1fr 1fr;gap:30px}
 .section{padding:62px 0}
}
@media (max-width:768px){
 .nav-toggle{display:grid}
 .main-nav{
  display:none;position:absolute;top:74px;left:0;right:0;z-index:90;
  padding:14px 24px 20px;
  background:rgba(16,19,49,.99);
  border-bottom:1px solid rgba(255,255,255,.12);
  box-shadow:0 22px 44px rgba(6,9,26,.5);
 }
 .main-nav.is-open{display:block}
 .main-nav ul{flex-direction:column;align-items:stretch;gap:6px}
 .main-nav a{display:block;padding:12px 14px;border-radius:10px;font-size:15.5px}
 .nav-cta{padding:10px 18px;font-size:14px}
 .grid-2{grid-template-columns:1fr}
 .grid-3{grid-template-columns:1fr}
 .compare-row{grid-template-columns:1fr}
 .compare-cell:first-child{border-right:0;border-bottom:1px solid var(--line)}
 .step{grid-template-columns:1fr;gap:14px}
 .section-title{font-size:23px}
 .form-grid{grid-template-columns:1fr}
 .hero-facts{gap:10px}
 .fact-chip{flex:1 1 44%}
}
@media (max-width:520px){
 .container{padding:0 18px}
 .brand{font-size:15px}
 .brand-mark{width:32px;height:32px;border-radius:10px;font-size:14px}
 .stat-strip{grid-template-columns:1fr}
 .grid-4{grid-template-columns:1fr}
 .hero h1{font-size:26px}
 .hero-actions .btn{width:100%}
 .hero-panel{padding:20px}
 .card,.step,.guard-card,.priority-list,.cta-form{padding:20px}
 .footer-grid{grid-template-columns:1fr}
 .footer-bottom{flex-direction:column;align-items:flex-start;gap:8px}
 .btn{width:100%}
 .nav-cta{width:auto}
}