/* roulang page: index */
:root{
  --brand-900:#0b1a30;
  --brand-800:#12335f;
  --brand-700:#173f73;
  --brand-600:#1e549c;
  --accent:#d8a33c;
  --accent-dark:#b9862a;
  --bg:#f5f7fb;
  --surface:#ffffff;
  --ink:#151c2b;
  --muted:#5b6679;
  --line:#e3e8f1;
  --radius:16px;
  --radius-sm:10px;
  --shadow-sm:0 4px 14px rgba(16,40,74,.06);
  --shadow:0 14px 36px rgba(16,40,74,.10);
  --shadow-lg:0 28px 64px rgba(16,40,74,.18);
  --container:1160px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4{margin:0;line-height:1.35;font-weight:700;color:var(--ink);letter-spacing:-.01em;overflow-wrap:break-word;word-break:normal}
p{margin:0}
a{color:inherit;text-decoration:none}
ul,ol{margin:0;padding:0;list-style:none}
img{display:block;max-width:100%;height:auto}
button{font:inherit;cursor:pointer;border:0;background:none;color:inherit}
:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:6px}
section[id]{scroll-margin-top:86px}

.site-container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px}

/* ---------- header ---------- */
.site-header{position:sticky;top:0;z-index:80;background:var(--brand-900);border-bottom:1px solid rgba(255,255,255,.09);box-shadow:0 6px 24px rgba(6,18,36,.28)}
.nav-wrap{display:flex;align-items:center;gap:24px;min-height:70px;position:relative}
.brand{display:flex;align-items:center;gap:11px;color:#fff;flex-shrink:0}
.brand-mark{width:36px;height:36px;border-radius:10px;background:linear-gradient(140deg,#2a6cd4,#12335f);display:grid;place-items:center;color:var(--accent);font-size:17px;font-weight:800;flex-shrink:0}
.brand-text{display:block;font-size:17px;font-weight:700;letter-spacing:.02em;line-height:1.2}
.brand-text em{display:block;font-style:normal;font-size:11px;font-weight:400;letter-spacing:.06em;color:rgba(255,255,255,.5);margin-top:4px}
.main-nav{display:flex;align-items:center;gap:4px;margin-left:auto}
.main-nav a{display:block;padding:9px 15px;border-radius:8px;font-size:15px;color:rgba(255,255,255,.76);transition:background .2s ease,color .2s ease}
.main-nav a:hover{color:#fff;background:rgba(255,255,255,.09)}
.main-nav a.is-active{color:#fff;background:rgba(255,255,255,.14)}
.nav-action{display:inline-flex;align-items:center;justify-content:center;padding:10px 20px;border-radius:9px;background:var(--accent);color:#22190a;font-size:14px;font-weight:700;transition:background .2s ease,transform .2s ease,box-shadow .2s ease;white-space:nowrap}
.nav-action:hover{background:#e8b754;transform:translateY(-1px);box-shadow:0 10px 22px rgba(216,163,60,.3)}
.nav-toggle{display:none;margin-left:auto;width:40px;height:40px;border-radius:9px;border:1px solid rgba(255,255,255,.2);color:#fff;font-size:18px;line-height:1;align-items:center;justify-content:center}

/* ---------- hero ---------- */
.hero{
  position:relative;
  overflow:hidden;
  padding:76px 0 142px;
  background:linear-gradient(128deg,#0a1c33 0%,#12335f 46%,#1e549c 100%);
  clip-path:polygon(0 0,100% 0,100% calc(100% - 78px),0 100%);
}
.hero-glow{position:absolute;inset:-30% -10% auto auto;width:640px;height:640px;background:radial-gradient(circle,rgba(216,163,60,.28),rgba(216,163,60,0) 64%);pointer-events:none}
.hero-inner{position:relative;z-index:2;max-width:940px}
.hero-kicker{display:inline-flex;align-items:center;gap:11px;font-size:13px;font-weight:600;letter-spacing:.14em;color:var(--accent);margin-bottom:22px}
.hero-kicker::before{content:"";display:block;width:38px;height:2px;background:var(--accent)}
.hero h1{color:#fff;font-size:clamp(28px,4vw,46px);line-height:1.28;letter-spacing:-.015em;margin-bottom:26px}
.hero-lead{color:rgba(255,255,255,.8);font-size:16.5px;line-height:1.95;max-width:840px}
.hero-actions{margin-top:34px;display:flex;flex-wrap:wrap;gap:14px}
.hero-stats{margin-top:46px;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;max-width:640px}
.hero-stats li{background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.15);border-radius:12px;padding:16px 18px;min-width:0}
.hero-stats strong{display:block;font-size:26px;line-height:1.2;color:#fff}
.hero-stats span{display:block;margin-top:4px;font-size:13px;color:rgba(255,255,255,.66)}

/* ---------- shared ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:13px 28px;border-radius:10px;font-size:15px;font-weight:600;white-space:nowrap;transition:transform .18s ease,box-shadow .18s ease,background .18s ease}
.btn-primary{background:var(--accent);color:#22190a;box-shadow:0 12px 26px rgba(216,163,60,.32)}
.btn-primary:hover{background:var(--accent-dark);transform:translateY(-2px);box-shadow:0 16px 32px rgba(216,163,60,.4)}
.btn-primary:active{transform:translateY(0)}
.btn-light{background:#fff;color:var(--brand-800)}
.btn-light:hover{background:#eef2f9;transform:translateY(-2px);box-shadow:0 12px 26px rgba(0,0,0,.18)}

.section{padding:76px 0}
.section-alt{background:var(--surface)}
.section-band{padding:30px 0 0}
.eyebrow{display:inline-block;font-size:12.5px;font-weight:700;letter-spacing:.16em;color:var(--brand-600);margin-bottom:12px}
.section-head{max-width:820px;margin-bottom:40px}
.section-head h2{font-size:clamp(22px,2.4vw,30px)}
.section-desc{margin-top:14px;color:var(--muted);font-size:15.5px;line-height:1.85}
.section-head.light h2{color:#fff}
.section-head.light .section-desc{color:rgba(255,255,255,.74)}
.section-head.light .eyebrow{color:var(--accent)}

/* ---------- download ---------- */
.section-download{background:linear-gradient(180deg,#eaf0fa 0%,#f5f7fb 100%)}
.download-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}
.download-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:30px 26px;display:flex;flex-direction:column;gap:14px;min-width:0;box-shadow:var(--shadow-sm);transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease}
.download-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:#cfdcef}
.download-icon{width:46px;height:46px;border-radius:12px;background:linear-gradient(140deg,#eaf1fb,#d7e5f9);display:grid;place-items:center;color:var(--brand-700);flex-shrink:0}
.download-card h3{font-size:18px}
.download-card p{font-size:14.5px;color:var(--muted);line-height:1.8;flex:1}
.btn-download{display:flex;align-items:center;justify-content:center;background:var(--brand-800);color:#fff;padding:12px 20px;border-radius:9px;font-size:14.5px;font-weight:600;transition:background .2s ease,box-shadow .2s ease,transform .2s ease}
.btn-download:hover{background:var(--brand-600);transform:translateY(-1px);box-shadow:0 12px 24px rgba(23,63,115,.26)}
.file-hint{font-size:12.5px;color:#8a94a6;letter-spacing:.04em}

/* ---------- tiers ---------- */
.tier-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}
.tier-card{position:relative;overflow:hidden;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:32px 26px 28px;min-width:0;transition:transform .2s ease,box-shadow .2s ease}
.tier-card::before{content:"";position:absolute;left:0;top:0;bottom:0;width:4px;background:var(--brand-600)}
.tier-card:nth-child(2)::before{background:var(--accent)}
.tier-card:nth-child(3)::before{background:#7b8aa3}
.tier-card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.tier-idx{display:block;font-size:12.5px;font-weight:700;letter-spacing:.16em;color:var(--accent-dark);margin-bottom:12px}
.tier-card h3{font-size:17.5px;margin-bottom:12px}
.tier-card > p{font-size:14.5px;color:var(--muted);line-height:1.8;margin-bottom:16px}
.tier-points li{position:relative;padding-left:18px;font-size:14px;color:var(--muted);line-height:1.8;margin-bottom:6px}
.tier-points li::before{content:"";position:absolute;left:0;top:11px;width:6px;height:6px;border-radius:50%;background:var(--brand-600)}

/* ---------- compare table ---------- */
.compare-wrap{overflow-x:auto;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-sm)}
.compare-table{width:100%;min-width:700px;border-collapse:collapse;font-size:14.5px}
.compare-table th,.compare-table td{padding:16px 20px;text-align:left;border-bottom:1px solid var(--line);vertical-align:top}
.compare-table thead th{background:#f0f4fa;color:var(--brand-800);font-size:14px;font-weight:700;white-space:nowrap}
.compare-table tbody th{font-weight:600;color:var(--ink);background:#fafbfe;white-space:nowrap;width:170px}
.compare-table td{color:var(--muted);line-height:1.7}
.compare-table tr:last-child th,.compare-table tr:last-child td{border-bottom:0}
.compare-table .is-featured{background:#fdf6e7;color:#7a5a12;font-weight:600}
.compare-table thead .is-featured{background:#f8eccd;color:#6d4f0e}
.table-note{margin-top:16px;font-size:13.5px;color:#8a94a6;line-height:1.8}

/* ---------- alert bar ---------- */
.alert-bar{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:24px;padding:34px 38px;border-radius:var(--radius);background:linear-gradient(120deg,#12335f,#1e549c);box-shadow:var(--shadow)}
.alert-bar h2{color:#fff;font-size:21px}
.alert-bar p{margin-top:10px;font-size:14.5px;color:rgba(255,255,255,.76);max-width:660px;line-height:1.8}

/* ---------- checklist ---------- */
.split-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:38px}
.split-head h2{font-size:clamp(22px,2.4vw,30px)}
.split-note{max-width:440px;font-size:14.5px;color:var(--muted);line-height:1.85}
.checklist{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}
.checklist li{display:flex;gap:16px;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-sm);padding:22px 24px;min-width:0;transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease}
.checklist li:hover{transform:translateY(-2px);box-shadow:var(--shadow-sm);border-color:#cfdcef}
.check-idx{flex:0 0 30px;width:30px;height:30px;border-radius:50%;background:var(--brand-800);color:#fff;font-size:13px;font-weight:700;display:grid;place-items:center}
.checklist h3{font-size:16px;margin-bottom:7px}
.checklist p{font-size:14px;color:var(--muted);line-height:1.75}

/* ---------- scenarios ---------- */
.scenario-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}
.scenario-card{display:flex;flex-direction:column;gap:12px;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:28px 26px;min-width:0;transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease}
.scenario-card:hover{transform:translateY(-3px);box-shadow:var(--shadow);border-color:#cfdcef}
.scenario-card h3{font-size:17.5px}
.scenario-card p{flex:1;font-size:14.5px;color:var(--muted);line-height:1.8}
.tag{align-self:flex-start;font-size:12.5px;font-weight:600;color:var(--brand-700);background:#eaf1fb;border-radius:999px;padding:4px 12px}

/* ---------- assurance ---------- */
.section-dark{background:linear-gradient(160deg,#0b1a30,#163f73);color:#fff}
.assure-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px}
.assure-item{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.13);border-radius:14px;padding:26px 22px;min-width:0;transition:background .2s ease,transform .2s ease}
.assure-item:hover{background:rgba(255,255,255,.1);transform:translateY(-3px)}
.assure-icon{width:42px;height:42px;border-radius:11px;background:rgba(216,163,60,.16);color:var(--accent);display:grid;place-items:center}
.assure-item h3{color:#fff;font-size:16.5px;margin:14px 0 8px}
.assure-item p{font-size:14px;color:rgba(255,255,255,.7);line-height:1.8}

/* ---------- kv ---------- */
.kv-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:0 44px}
.kv-row{display:grid;grid-template-columns:118px minmax(0,1fr);gap:18px;padding:20px 0;border-bottom:1px dashed var(--line);min-width:0}
.kv-row dt{font-size:15px;font-weight:700;color:var(--brand-800)}
.kv-row dd{margin:0;font-size:14.5px;color:var(--muted);line-height:1.8}

/* ---------- steps ---------- */
.steps{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}
.step{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:30px 26px;min-width:0;transition:transform .2s ease,box-shadow .2s ease}
.step:hover{transform:translateY(-3px);box-shadow:var(--shadow)}
.step-num{display:inline-block;font-size:12.5px;font-weight:700;letter-spacing:.16em;color:var(--accent-dark);margin-bottom:12px}
.step h3{font-size:17px;margin-bottom:10px}
.step p{font-size:14.5px;color:var(--muted);line-height:1.8}

/* ---------- myths ---------- */
.myth-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}
.myth-item{background:var(--surface);border:1px solid var(--line);border-left:4px solid #d9b26a;border-radius:var(--radius-sm);padding:24px;min-width:0}
.myth-wrong{font-size:15px;font-weight:700;color:#8a5a12;margin-bottom:10px;line-height:1.7}
.myth-right{font-size:14.5px;color:var(--muted);line-height:1.8}

/* ---------- news ---------- */
.news-layout{display:grid;grid-template-columns:minmax(0,1.9fr) minmax(0,1fr);gap:30px;align-items:start}
.news-main{display:flex;flex-direction:column;gap:14px;min-width:0}
.news-item{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-sm);padding:22px 24px;min-width:0;transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease}
.news-item:hover{transform:translateY(-2px);box-shadow:var(--shadow-sm);border-color:#cfdcef}
.news-item h3{font-size:17px;margin-bottom:8px}
.news-item h3 a{transition:color .2s ease}
.news-item h3 a:hover{color:var(--brand-600)}
.news-item p{font-size:14px;color:var(--muted);line-height:1.8;margin-bottom:12px}
.news-meta{display:flex;flex-wrap:wrap;align-items:center;gap:12px;font-size:12.5px;color:#8a94a6}
.news-meta .cat{color:var(--brand-600);background:#eaf1fb;border-radius:999px;padding:2px 11px;font-weight:600}
.news-side{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:24px;min-width:0}
.news-side h3{font-size:16px;margin-bottom:16px}
.side-item{padding-bottom:14px;margin-bottom:14px;border-bottom:1px dashed var(--line);min-width:0}
.side-item:last-child{padding-bottom:0;margin-bottom:0;border-bottom:0}
.side-item a{display:block;font-size:14.5px;font-weight:600;line-height:1.6;transition:color .2s ease}
.side-item a:hover{color:var(--brand-600)}
.side-item span{display:block;margin-top:6px;font-size:12.5px;color:#8a94a6}
.empty-note{padding:26px 24px;background:var(--surface);border:1px dashed var(--line);border-radius:var(--radius-sm);color:var(--muted);font-size:14.5px}

/* ---------- final cta ---------- */
.section-final{padding:76px 0 88px}
.cta-box{background:linear-gradient(125deg,#12335f,#1e549c);border-radius:20px;padding:54px 40px;text-align:center;color:#fff;box-shadow:var(--shadow-lg)}
.cta-box h2{color:#fff;font-size:clamp(22px,2.6vw,30px)}
.cta-box p{max-width:640px;margin:16px auto 30px;font-size:15px;color:rgba(255,255,255,.78);line-height:1.85}

/* ---------- footer ---------- */
.site-footer{background:#0b1a30;color:rgba(255,255,255,.72)}
.footer-top{display:grid;grid-template-columns:1.5fr 1fr 1fr;gap:36px;padding:56px 0 42px}
.footer-brand{display:flex;align-items:flex-start;gap:12px;color:#fff;min-width:0}
.footer-brand strong{display:block;font-size:18px}
.footer-brand p{margin-top:6px;font-size:13.5px;color:rgba(255,255,255,.55);line-height:1.7}
.footer-col{min-width:0}
.footer-col h3{font-size:14px;color:#fff;letter-spacing:.08em;margin-bottom:14px}
.footer-col a{display:block;padding:5px 0;font-size:14px;color:rgba(255,255,255,.66);transition:color .2s ease}
.footer-col a:hover{color:var(--accent)}
.footer-bottom{border-top:1px solid rgba(255,255,255,.1);padding:22px 0 32px;display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;font-size:13px;color:rgba(255,255,255,.5);line-height:1.7}

/* ---------- responsive ---------- */
@media (max-width:1024px){
  .download-grid,.tier-grid,.scenario-grid,.steps{grid-template-columns:repeat(2,minmax(0,1fr))}
  .assure-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .news-layout{grid-template-columns:1fr}
  .kv-list{grid-template-columns:1fr;gap:0}
  .footer-top{grid-template-columns:1fr 1fr}
}
@media (max-width:900px){
  .nav-toggle{display:inline-flex}
  .nav-action{display:none}
  .main-nav{position:absolute;left:0;right:0;top:100%;flex-direction:column;align-items:stretch;gap:2px;padding:10px 16px 16px;background:var(--brand-900);border-top:1px solid rgba(255,255,255,.1);box-shadow:0 20px 40px rgba(6,18,36,.4);display:none}
  .main-nav.is-open{display:flex}
  .main-nav a{padding:12px 14px}
}
@media (max-width:768px){
  .section{padding:56px 0}
  .section-final{padding:56px 0 68px}
  .hero{padding:56px 0 118px;clip-path:polygon(0 0,100% 0,100% calc(100% - 56px),0 100%)}
  .download-grid,.tier-grid,.scenario-grid,.steps,.checklist,.myth-grid{grid-template-columns:1fr}
  .assure-grid{grid-template-columns:1fr}
  .hero-stats{grid-template-columns:1fr;max-width:none}
  .kv-row{grid-template-columns:1fr;gap:6px}
  .split-note{max-width:none}
  .footer-top{grid-template-columns:1fr;gap:28px;padding:44px 0 32px}
  .alert-bar{padding:28px 24px}
  .cta-box{padding:40px 24px}
}
@media (max-width:520px){
  .site-container{padding:0 16px}
  .section{padding:46px 0}
  .hero h1{font-size:26px}
  .hero-lead{font-size:15px}
  .hero-actions .btn{width:100%}
  .brand-text{font-size:15.5px}
  .brand-text em{font-size:10.5px}
  .alert-bar h2{font-size:18px}
  .compare-table{min-width:620px}
}

/* roulang page: article */
:root{
  --brand-900:#0b1a30;
  --brand-800:#12335f;
  --brand-700:#173f73;
  --brand-600:#1e549c;
  --accent:#d8a33c;
  --accent-dark:#b9862a;
  --bg:#f5f7fb;
  --surface:#ffffff;
  --ink:#151c2b;
  --muted:#5b6679;
  --line:#e3e8f1;
  --radius:16px;
  --radius-sm:10px;
  --shadow-sm:0 4px 14px rgba(16,40,74,.06);
  --shadow:0 14px 36px rgba(16,40,74,.10);
  --shadow-lg:0 28px 64px rgba(16,40,74,.18);
  --container:1160px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%;height:auto}
button{font:inherit;cursor:pointer;border:0;background:none;color:inherit}
h1,h2,h3,h4{margin:0;line-height:1.35;letter-spacing:-.01em}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
section[id]{scroll-margin-top:88px}
.site-container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px}

/* ---------- header ---------- */
.site-header{position:sticky;top:0;z-index:80;background:var(--brand-900);border-bottom:1px solid rgba(255,255,255,.09);box-shadow:0 6px 24px rgba(6,18,36,.28)}
.nav-wrap{display:flex;align-items:center;gap:24px;min-height:70px;position:relative}
.brand{display:flex;align-items:center;gap:11px;color:#fff;flex-shrink:0}
.brand-mark{width:36px;height:36px;border-radius:10px;background:linear-gradient(140deg,#2a6cd4,#12335f);display:grid;place-items:center;color:var(--accent);font-size:17px;font-weight:800;flex-shrink:0}
.brand-text{display:block;font-size:17px;font-weight:700;letter-spacing:.02em;line-height:1.2}
.brand-text em{display:block;font-style:normal;font-size:11px;font-weight:400;letter-spacing:.06em;color:rgba(255,255,255,.5);margin-top:4px}
.main-nav{display:flex;align-items:center;gap:4px;margin-left:auto}
.main-nav a{display:block;padding:9px 15px;border-radius:8px;font-size:15px;color:rgba(255,255,255,.76);transition:background .2s ease,color .2s ease}
.main-nav a:hover{color:#fff;background:rgba(255,255,255,.09)}
.main-nav a.is-active{color:#fff;background:rgba(255,255,255,.14)}
.nav-action{display:inline-flex;align-items:center;justify-content:center;padding:10px 20px;border-radius:9px;background:var(--accent);color:#22190a;font-size:14px;font-weight:700;transition:background .2s ease,transform .2s ease,box-shadow .2s ease;white-space:nowrap}
.nav-action:hover{background:#e8b754;transform:translateY(-1px);box-shadow:0 10px 22px rgba(216,163,60,.3)}
.nav-toggle{display:none;margin-left:auto;width:40px;height:40px;border-radius:9px;border:1px solid rgba(255,255,255,.2);color:#fff;font-size:18px;line-height:1;align-items:center;justify-content:center}

/* ---------- article hero ---------- */
.article-hero{
  position:relative;
  overflow:hidden;
  padding:52px 0 56px;
  background:linear-gradient(126deg,#0a1c33 0%,#12335f 52%,#1e549c 100%);
}
.article-hero::after{
  content:"";
  position:absolute;
  inset:-40% -12% auto auto;
  width:560px;height:560px;
  background:radial-gradient(circle,rgba(216,163,60,.22),rgba(216,163,60,0) 66%);
  pointer-events:none;
}
.article-hero .site-container{position:relative;z-index:2}
.breadcrumb{display:flex;align-items:center;gap:8px;font-size:13px;color:rgba(255,255,255,.58);margin-bottom:24px;flex-wrap:wrap}
.breadcrumb a{color:rgba(255,255,255,.74);transition:color .2s ease}
.breadcrumb a:hover{color:var(--accent)}
.breadcrumb .current{color:rgba(255,255,255,.5);max-width:100%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.article-head{max-width:900px}
.tag{display:inline-flex;align-items:center;gap:6px;padding:5px 13px;border-radius:999px;border:1px solid rgba(216,163,60,.45);background:rgba(216,163,60,.12);color:var(--accent);font-size:12.5px;font-weight:600;letter-spacing:.04em;margin-bottom:18px}
.article-head h1{color:#fff;font-size:clamp(24px,3.4vw,40px);line-height:1.32;margin-bottom:20px}
.article-meta{display:flex;flex-wrap:wrap;gap:10px 24px;font-size:13.5px;color:rgba(255,255,255,.62)}
.article-meta span{display:inline-flex;align-items:center;gap:7px}
.article-meta i{width:5px;height:5px;border-radius:50%;background:var(--accent);display:inline-block;font-style:normal}
.checkbar{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;margin-top:32px;max-width:900px}
.checkbar li{display:flex;align-items:center;gap:10px;min-width:0;padding:12px 16px;border-radius:11px;background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.15);color:rgba(255,255,255,.86);font-size:14px}
.checkbar .tick{width:20px;height:20px;flex-shrink:0;border-radius:50%;background:rgba(216,163,60,.2);color:var(--accent);display:grid;place-items:center;font-size:12px;font-weight:800}
.hero-actions{margin-top:30px;display:flex;flex-wrap:wrap;gap:14px}

/* ---------- buttons ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:13px 28px;border-radius:10px;font-size:15px;font-weight:600;white-space:nowrap;transition:transform .18s ease,box-shadow .18s ease,background .18s ease,color .18s ease}
.btn:focus-visible{outline:2px solid var(--accent);outline-offset:3px}
.btn-primary{background:var(--accent);color:#22190a;box-shadow:0 12px 26px rgba(216,163,60,.32)}
.btn-primary:hover{background:var(--accent-dark);transform:translateY(-2px);box-shadow:0 16px 32px rgba(216,163,60,.4)}
.btn-primary:active{transform:translateY(0)}
.btn-ghost{background:rgba(255,255,255,.08);color:#fff;border:1px solid rgba(255,255,255,.26)}
.btn-ghost:hover{background:rgba(255,255,255,.16);transform:translateY(-2px)}
.btn-light{background:#fff;color:var(--brand-800)}
.btn-light:hover{background:#eef2f9;transform:translateY(-2px);box-shadow:0 12px 26px rgba(0,0,0,.18)}

/* ---------- section base ---------- */
.section{padding:72px 0}
.section-alt{background:var(--surface);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.eyebrow{display:inline-block;font-size:12.5px;font-weight:700;letter-spacing:.16em;color:var(--brand-600);margin-bottom:12px}
.section-head{max-width:800px;margin-bottom:38px}
.section-head h2{font-size:clamp(22px,2.4vw,30px)}
.section-desc{margin-top:14px;color:var(--muted);font-size:15.5px;line-height:1.85}
.section-head.light h2{color:#fff}
.section-head.light .section-desc{color:rgba(255,255,255,.74)}
.section-head.light .eyebrow{color:var(--accent)}

/* ---------- article layout ---------- */
.article-layout{display:grid;grid-template-columns:minmax(0,1fr) 330px;gap:34px;align-items:start}
.article-main{min-width:0;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:38px 40px;box-shadow:var(--shadow-sm)}
.prose{font-size:16px;line-height:1.95;color:#232b3c;overflow-wrap:break-word}
.prose>*+*{margin-top:18px}
.prose h1,.prose h2{font-size:22px;line-height:1.5;color:var(--brand-900);padding-left:14px;border-left:4px solid var(--accent);margin-top:34px}
.prose h3{font-size:18px;color:var(--brand-800);margin-top:28px}
.prose h4{font-size:16.5px;color:var(--brand-800);margin-top:22px}
.prose p{color:#2b3444}
.prose a{color:var(--brand-600);border-bottom:1px solid rgba(30,84,156,.32);transition:color .2s ease,border-color .2s ease}
.prose a:hover{color:var(--accent-dark);border-color:var(--accent-dark)}
.prose ul,.prose ol{padding-left:22px}
.prose ul li{list-style:disc;margin:8px 0}
.prose ol li{list-style:decimal;margin:8px 0}
.prose blockquote{margin:24px 0;padding:16px 20px;background:#f2f6fc;border-left:4px solid var(--brand-600);border-radius:0 10px 10px 0;color:#2b3444}
.prose blockquote p{margin:0}
.prose img{border-radius:12px;margin:22px auto;box-shadow:var(--shadow-sm)}
.prose table{width:100%;border-collapse:collapse;font-size:14.5px}
.prose th,.prose td{border:1px solid var(--line);padding:10px 12px;text-align:left}
.prose th{background:#f2f6fc;color:var(--brand-800)}
.prose hr{border:0;border-top:1px solid var(--line);margin:30px 0}
.empty-state{padding:26px 0;text-align:left}
.empty-state h2{font-size:22px;color:var(--brand-900);margin-bottom:12px}
.empty-state p{color:var(--muted);margin-bottom:22px}

/* ---------- aside ---------- */
.article-aside{position:sticky;top:88px;display:grid;gap:18px;min-width:0}
.aside-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:24px;box-shadow:var(--shadow-sm);transition:box-shadow .2s ease,transform .2s ease}
.aside-card:hover{box-shadow:var(--shadow);transform:translateY(-2px)}
.aside-card h2{font-size:15px;color:var(--brand-900);letter-spacing:.04em;margin-bottom:16px;padding-bottom:12px;border-bottom:1px solid var(--line)}
.info-list{display:grid;gap:12px}
.info-list li{display:flex;justify-content:space-between;gap:14px;font-size:13.5px;min-width:0}
.info-list .k{color:var(--muted);flex-shrink:0}
.info-list .v{color:var(--ink);font-weight:600;text-align:right;min-width:0;overflow-wrap:anywhere}
.aside-links{display:grid;gap:6px}
.aside-links a{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:9px 12px;border-radius:9px;font-size:14px;color:#2b3444;background:#f6f8fc;transition:background .2s ease,color .2s ease,transform .2s ease}
.aside-links a:hover{background:#eaf0fa;color:var(--brand-600);transform:translateX(3px)}
.aside-links a span{color:var(--accent-dark);font-weight:700}
.dl-mini{display:grid;gap:9px;margin-top:2px}
.dl-mini a{display:flex;align-items:center;justify-content:center;padding:11px 14px;border-radius:9px;background:var(--brand-800);color:#fff;font-size:14px;font-weight:600;transition:background .2s ease,transform .2s ease,box-shadow .2s ease}
.dl-mini a:hover{background:var(--brand-600);transform:translateY(-1px);box-shadow:0 12px 22px rgba(23,63,115,.24)}

/* ---------- query points ---------- */
.point-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.point-card{min-width:0;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:26px 24px;box-shadow:var(--shadow-sm);transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;position:relative;overflow:hidden}
.point-card::before{content:"";position:absolute;left:0;top:0;width:100%;height:3px;background:linear-gradient(90deg,var(--brand-600),var(--accent));transform:scaleX(0);transform-origin:left;transition:transform .28s ease}
.point-card:hover{transform:translateY(-5px);box-shadow:var(--shadow);border-color:#cfdcef}
.point-card:hover::before{transform:scaleX(1)}
.point-no{display:inline-flex;align-items:center;justify-content:center;width:32px;height:32px;border-radius:9px;background:#eef3fb;color:var(--brand-600);font-size:13px;font-weight:800;margin-bottom:14px}
.point-card h3{font-size:16.5px;color:var(--brand-900);margin-bottom:10px}
.point-card p{font-size:14.5px;color:var(--muted);line-height:1.85}

/* ---------- checklist ---------- */
.check-layout{display:grid;grid-template-columns:minmax(0,.85fr) minmax(0,1.15fr);gap:36px;align-items:start}
.check-list{display:grid;gap:12px}
.check-list li{display:flex;align-items:flex-start;gap:12px;min-width:0;background:#f6f8fc;border:1px solid var(--line);border-radius:11px;padding:14px 16px;font-size:14.5px;color:#2b3444;transition:background .2s ease,border-color .2s ease,transform .2s ease}
.check-list li:hover{background:#eef3fb;border-color:#cfdcef;transform:translateX(3px)}
.check-list .tick{width:20px;height:20px;flex-shrink:0;border-radius:50%;background:rgba(30,84,156,.12);color:var(--brand-600);display:grid;place-items:center;font-size:11px;font-weight:800;margin-top:3px}

/* ---------- download ---------- */
.section-download{background:linear-gradient(180deg,#eaf0fa 0%,#f5f7fb 100%)}
.download-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}
.download-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:30px 26px;display:flex;flex-direction:column;gap:14px;min-width:0;box-shadow:var(--shadow-sm);transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease}
.download-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:#cfdcef}
.download-card h3{font-size:18px;color:var(--brand-900)}
.download-card p{font-size:14.5px;color:var(--muted);line-height:1.8;flex:1}
.btn-download{display:flex;align-items:center;justify-content:center;background:var(--brand-800);color:#fff;padding:12px 20px;border-radius:9px;font-size:14.5px;font-weight:600;transition:background .2s ease,box-shadow .2s ease,transform .2s ease}
.btn-download:hover{background:var(--brand-600);transform:translateY(-1px);box-shadow:0 12px 24px rgba(23,63,115,.26)}
.btn-download:focus-visible{outline:2px solid var(--brand-600);outline-offset:3px}

/* ---------- faq ---------- */
.faq-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}
.faq-item{min-width:0;background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:20px 22px;box-shadow:var(--shadow-sm);transition:box-shadow .2s ease,border-color .2s ease}
.faq-item:hover{box-shadow:var(--shadow);border-color:#cfdcef}
.faq-item summary{list-style:none;cursor:pointer;font-size:16px;font-weight:700;color:var(--brand-900);display:flex;align-items:flex-start;gap:12px;line-height:1.6}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"+";margin-left:auto;flex-shrink:0;color:var(--accent-dark);font-size:20px;font-weight:700;line-height:1}
.faq-item[open] summary::after{content:"−"}
.faq-item p{margin-top:14px;font-size:14.5px;color:var(--muted);line-height:1.9}

/* ---------- risk band ---------- */
.risk-band{background:var(--brand-900);color:rgba(255,255,255,.8);padding:40px 0}
.risk-inner{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:26px;align-items:center}
.risk-band h2{color:#fff;font-size:20px;margin-bottom:10px}
.risk-band p{font-size:14.5px;line-height:1.9;max-width:820px}

/* ---------- footer ---------- */
.site-footer{background:#08142a;color:rgba(255,255,255,.68);border-top:1px solid rgba(255,255,255,.08)}
.footer-top{display:grid;grid-template-columns:1.35fr .8fr .8fr;gap:32px;padding:52px 24px 40px}
.footer-brand{display:flex;align-items:flex-start;gap:12px;min-width:0}
.footer-brand strong{display:block;color:#fff;font-size:16px;margin-bottom:6px}
.footer-brand p{font-size:13.5px;color:rgba(255,255,255,.52);line-height:1.7}
.footer-col{display:grid;gap:9px;align-content:start;min-width:0}
.footer-col h3{font-size:14px;color:#fff;margin-bottom:6px;letter-spacing:.05em}
.footer-col a{font-size:14px;color:rgba(255,255,255,.62);transition:color .2s ease,transform .2s ease;width:fit-content}
.footer-col a:hover{color:var(--accent);transform:translateX(3px)}
.footer-bottom{border-top:1px solid rgba(255,255,255,.08);padding:20px 24px 30px;display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;font-size:13px;color:rgba(255,255,255,.44)}

/* ---------- responsive ---------- */
@media (max-width:1024px){
  .article-layout{grid-template-columns:1fr;gap:26px}
  .article-aside{position:static;grid-template-columns:repeat(2,minmax(0,1fr));display:grid}
  .point-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .download-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .check-layout{grid-template-columns:1fr;gap:24px}
  .footer-top{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media (max-width:860px){
  .nav-toggle{display:flex}
  .main-nav{display:none;position:absolute;top:100%;left:0;right:0;flex-direction:column;align-items:stretch;gap:2px;background:var(--brand-900);border-top:1px solid rgba(255,255,255,.1);padding:12px 16px 18px;box-shadow:0 18px 32px rgba(6,18,36,.4);margin-left:0}
  .main-nav.is-open{display:flex}
  .main-nav a{padding:12px 14px}
  .nav-action{display:none}
  .checkbar{grid-template-columns:1fr}
}
@media (max-width:768px){
  .article-hero{padding:40px 0 44px}
  .article-main{padding:26px 22px}
  .section{padding:52px 0}
  .point-grid,.download-grid,.faq-grid{grid-template-columns:1fr}
  .article-aside{grid-template-columns:1fr}
  .risk-inner{grid-template-columns:1fr}
  .footer-top{grid-template-columns:1fr;padding:40px 24px 30px}
  .prose h1,.prose h2{font-size:20px}
}
@media (max-width:520px){
  .site-container{padding:0 18px}
  .brand-text{font-size:15.5px}
  .article-head h1{font-size:23px}
  .hero-actions .btn{width:100%}
  .article-meta{font-size:12.5px;gap:8px 16px}
  .footer-bottom{flex-direction:column;gap:8px}
  .prose{font-size:15.5px}
}

/* roulang page: category1 */
:root{
  --brand-900:#0b1a30;
  --brand-800:#12335f;
  --brand-700:#173f73;
  --brand-600:#1e549c;
  --accent:#d8a33c;
  --accent-dark:#b9862a;
  --bg:#f5f7fb;
  --surface:#ffffff;
  --ink:#151c2b;
  --muted:#5b6679;
  --line:#e3e8f1;
  --radius:16px;
  --radius-sm:10px;
  --shadow-sm:0 4px 14px rgba(16,40,74,.06);
  --shadow:0 14px 36px rgba(16,40,74,.10);
  --shadow-lg:0 28px 64px rgba(16,40,74,.18);
  --container:1160px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%;height:auto}
button{font:inherit;cursor:pointer;border:0;background:none;color:inherit}
h1,h2,h3,h4{margin:0;font-weight:700;line-height:1.35;letter-spacing:-.01em}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
section[id],div[id]{scroll-margin-top:86px}
.site-container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px}
/* ---------- header ---------- */
.site-header{position:sticky;top:0;z-index:80;background:var(--brand-900);border-bottom:1px solid rgba(255,255,255,.09);box-shadow:0 6px 24px rgba(6,18,36,.28)}
.nav-wrap{display:flex;align-items:center;gap:24px;min-height:70px;position:relative}
.brand{display:flex;align-items:center;gap:11px;color:#fff;flex-shrink:0}
.brand-mark{width:36px;height:36px;border-radius:10px;background:linear-gradient(140deg,#2a6cd4,#12335f);display:grid;place-items:center;color:var(--accent);font-size:17px;font-weight:800;flex-shrink:0}
.brand-text{display:block;font-size:17px;font-weight:700;letter-spacing:.02em;line-height:1.2}
.brand-text em{display:block;font-style:normal;font-size:11px;font-weight:400;letter-spacing:.06em;color:rgba(255,255,255,.5);margin-top:4px}
.main-nav{display:flex;align-items:center;gap:4px;margin-left:auto}
.main-nav a{display:block;padding:9px 15px;border-radius:8px;font-size:15px;color:rgba(255,255,255,.76);transition:background .2s ease,color .2s ease}
.main-nav a:hover{color:#fff;background:rgba(255,255,255,.09)}
.main-nav a.is-active{color:#fff;background:rgba(255,255,255,.14)}
.nav-action{display:inline-flex;align-items:center;justify-content:center;padding:10px 20px;border-radius:9px;background:var(--accent);color:#22190a;font-size:14px;font-weight:700;transition:background .2s ease,transform .2s ease,box-shadow .2s ease;white-space:nowrap}
.nav-action:hover{background:#e8b754;transform:translateY(-1px);box-shadow:0 10px 22px rgba(216,163,60,.3)}
.nav-toggle{display:none;margin-left:auto;width:40px;height:40px;border-radius:9px;border:1px solid rgba(255,255,255,.2);color:#fff;font-size:18px;line-height:1;align-items:center;justify-content:center}
/* ---------- buttons ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:13px 28px;border-radius:10px;font-size:15px;font-weight:600;white-space:nowrap;transition:transform .18s ease,box-shadow .18s ease,background .18s ease}
.btn-primary{background:var(--accent);color:#22190a;box-shadow:0 12px 26px rgba(216,163,60,.32)}
.btn-primary:hover{background:var(--accent-dark);transform:translateY(-2px);box-shadow:0 16px 32px rgba(216,163,60,.4)}
.btn-primary:active{transform:translateY(0)}
.btn-light{background:#fff;color:var(--brand-800)}
.btn-light:hover{background:#eef2f9;transform:translateY(-2px);box-shadow:0 12px 26px rgba(0,0,0,.18)}
.btn:focus-visible,.nav-action:focus-visible,.main-nav a:focus-visible,.nav-toggle:focus-visible,.btn-download:focus-visible{outline:2px solid var(--accent);outline-offset:3px}
/* ---------- hero ---------- */
.cat-hero{position:relative;overflow:hidden;padding:64px 0 76px;background:linear-gradient(128deg,#0a1c33 0%,#12335f 50%,#1e549c 100%)}
.cat-hero::after{content:"";position:absolute;right:-10%;bottom:-46%;width:560px;height:560px;border-radius:50%;background:radial-gradient(circle,rgba(216,163,60,.22),rgba(216,163,60,0) 66%);pointer-events:none}
.hero-layout{position:relative;z-index:2;display:grid;grid-template-columns:minmax(0,1.12fr) minmax(0,.88fr);gap:48px;align-items:start}
.hero-kicker{display:inline-flex;align-items:center;gap:11px;font-size:13px;font-weight:600;letter-spacing:.14em;color:var(--accent);margin-bottom:20px}
.hero-kicker::before{content:"";display:block;width:38px;height:2px;background:var(--accent)}
.cat-hero h1{color:#fff;font-size:clamp(26px,3.4vw,40px);line-height:1.3;margin-bottom:22px}
.hero-lead{color:rgba(255,255,255,.8);font-size:16px;line-height:1.95}
.hero-actions{margin-top:30px;display:flex;flex-wrap:wrap;gap:14px}
.hero-tags{margin-top:26px;display:flex;flex-wrap:wrap;gap:10px}
.hero-tags span{font-size:12.5px;color:rgba(255,255,255,.72);border:1px solid rgba(255,255,255,.22);border-radius:999px;padding:5px 13px;background:rgba(255,255,255,.05)}
/* ---------- probe panel ---------- */
.probe-panel{background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.18);border-radius:18px;padding:22px;box-shadow:var(--shadow-lg)}
.probe-head{display:flex;align-items:center;justify-content:space-between;gap:12px;padding-bottom:14px;border-bottom:1px dashed rgba(255,255,255,.22)}
.probe-head strong{color:#fff;font-size:15.5px;font-weight:700}
.probe-head span{font-size:11.5px;letter-spacing:.1em;color:var(--accent);border:1px solid rgba(216,163,60,.55);border-radius:999px;padding:3px 11px;white-space:nowrap}
.probe-list{margin-top:16px;display:grid;gap:11px}
.probe-item{display:flex;gap:12px;align-items:flex-start;background:rgba(255,255,255,.05);border-radius:12px;padding:12px 14px;min-width:0}
.probe-dot{width:8px;height:8px;border-radius:50%;background:var(--accent);margin-top:8px;flex:0 0 auto}
.probe-item b{display:block;color:#fff;font-size:14.5px;font-weight:600;line-height:1.5}
.probe-item small{display:block;margin-top:3px;color:rgba(255,255,255,.6);font-size:12.5px;line-height:1.65}
.probe-foot{margin-top:14px;font-size:12.5px;line-height:1.75;color:rgba(255,255,255,.55)}
/* ---------- anchor bar ---------- */
.anchor-bar{background:var(--surface);border-bottom:1px solid var(--line);box-shadow:var(--shadow-sm)}
.anchor-inner{display:flex;flex-wrap:wrap;align-items:center;gap:10px;padding:14px 24px;max-width:var(--container);margin:0 auto}
.anchor-inner strong{font-size:12.5px;letter-spacing:.12em;color:var(--muted);font-weight:700;margin-right:4px}
.anchor-inner a{font-size:13.5px;color:var(--brand-700);background:#eef3fb;border:1px solid #dfe8f6;border-radius:999px;padding:6px 15px;transition:background .2s ease,color .2s ease,border-color .2s ease}
.anchor-inner a:hover{background:var(--brand-700);color:#fff;border-color:var(--brand-700)}
/* ---------- sections ---------- */
.section{padding:72px 0}
.section-alt{background:var(--surface)}
.eyebrow{display:inline-block;font-size:12.5px;font-weight:700;letter-spacing:.16em;color:var(--brand-600);margin-bottom:12px}
.section-head{max-width:820px;margin-bottom:38px}
.section-head h2{font-size:clamp(21px,2.4vw,29px);color:var(--ink)}
.section-desc{margin-top:14px;color:var(--muted);font-size:15.5px;line-height:1.9}
.section-head.light h2{color:#fff}
.section-head.light .section-desc{color:rgba(255,255,255,.76)}
.section-head.light .eyebrow{color:var(--accent)}
/* ---------- dimension cards ---------- */
.dimension-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}
.dimension-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:26px 24px;box-shadow:var(--shadow-sm);min-width:0;transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease}
.dimension-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:#cfdcef}
.dimension-card .dim-index{display:inline-flex;align-items:center;justify-content:center;width:32px;height:32px;border-radius:9px;background:#eef3fb;color:var(--brand-700);font-size:13.5px;font-weight:700;margin-bottom:14px}
.dimension-card h3{font-size:16.5px;margin-bottom:10px}
.dimension-card p{font-size:14.5px;color:var(--muted);line-height:1.85}
.dimension-card ul{margin-top:12px;display:grid;gap:7px}
.dimension-card li{position:relative;padding-left:16px;font-size:13.8px;color:#47536a;line-height:1.75}
.dimension-card li::before{content:"";position:absolute;left:0;top:8px;width:6px;height:6px;border-radius:50%;background:var(--accent)}
/* ---------- checklist ---------- */
.checklist-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
.check-item{display:flex;gap:14px;align-items:flex-start;background:var(--bg);border:1px solid var(--line);border-left:3px solid var(--accent);border-radius:12px;padding:16px 18px;min-width:0;transition:background .2s ease,box-shadow .2s ease}
.check-item:hover{background:#fff;box-shadow:var(--shadow-sm)}
.check-num{flex:0 0 auto;width:26px;height:26px;border-radius:8px;background:var(--brand-800);color:#fff;font-size:12.5px;font-weight:700;display:grid;place-items:center;margin-top:2px}
.check-item p{font-size:14.5px;line-height:1.8;color:#39445a;min-width:0}
/* ---------- point rows ---------- */
.point-list{display:grid;gap:14px}
.point-row{display:grid;grid-template-columns:210px minmax(0,1fr);gap:22px;align-items:start;background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:20px 24px;box-shadow:var(--shadow-sm);transition:border-color .2s ease,box-shadow .2s ease}
.point-row:hover{border-color:#cfdcef;box-shadow:var(--shadow)}
.point-row h3{font-size:15.5px;color:var(--brand-800);min-width:0}
.point-row p{font-size:14.5px;color:var(--muted);line-height:1.85;min-width:0}
.point-row p em{font-style:normal;color:var(--ink);font-weight:600}
/* ---------- pitfalls ---------- */
.pitfall-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.pitfall-card{background:var(--bg);border:1px solid var(--line);border-radius:var(--radius);padding:24px;min-width:0}
.pitfall-card h3{font-size:16px;margin-bottom:10px;display:flex;align-items:center;gap:9px}
.pitfall-card h3::before{content:"";width:7px;height:7px;border-radius:50%;background:#c0533e;flex:0 0 auto}
.pitfall-card p{font-size:14.3px;color:var(--muted);line-height:1.85}
.risk-band{margin-top:34px;background:linear-gradient(120deg,#0b1a30,#173f73);border-radius:20px;padding:30px 34px;color:#fff;box-shadow:var(--shadow)}
.risk-band h3{font-size:17px;margin-bottom:12px;display:flex;align-items:center;gap:10px}
.risk-band h3 span{display:inline-flex;align-items:center;justify-content:center;width:24px;height:24px;border-radius:50%;background:rgba(216,163,60,.2);color:var(--accent);font-size:13px;font-weight:700}
.risk-band p{font-size:14.5px;line-height:1.9;color:rgba(255,255,255,.78);max-width:960px}
/* ---------- download ---------- */
.section-download{background:linear-gradient(180deg,#eaf0fa 0%,#f5f7fb 100%)}
.download-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}
.download-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:30px 26px;display:flex;flex-direction:column;gap:14px;min-width:0;box-shadow:var(--shadow-sm);transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease}
.download-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:#cfdcef}
.download-card h3{font-size:18px}
.download-card p{font-size:14.5px;color:var(--muted);line-height:1.8;flex:1}
.btn-download{display:flex;align-items:center;justify-content:center;background:var(--brand-800);color:#fff;padding:12px 20px;border-radius:9px;font-size:14.5px;font-weight:600;transition:background .2s ease,box-shadow .2s ease,transform .2s ease}
.btn-download:hover{background:var(--brand-600);transform:translateY(-1px);box-shadow:0 12px 24px rgba(23,63,115,.26)}
/* ---------- news ---------- */
.news-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.news-card{display:flex;flex-direction:column;gap:10px;background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:22px;min-width:0;transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease}
.news-card:hover{transform:translateY(-3px);box-shadow:var(--shadow);border-color:#cfdcef}
.news-tag{align-self:flex-start;font-size:12px;padding:3px 11px;border-radius:999px;background:#eef3fb;color:var(--brand-700)}
.news-card h3{font-size:16.5px;line-height:1.55;word-break:normal;overflow-wrap:anywhere}
.news-card p{margin:0;color:var(--muted);font-size:14px;line-height:1.8;flex:1;overflow-wrap:anywhere}
.news-date{font-size:12.5px;color:#8a94a6}
.news-empty{background:var(--surface);border:1px dashed var(--line);border-radius:14px;padding:26px;color:var(--muted);font-size:14.5px;text-align:center}
/* ---------- faq ---------- */
.faq-list{display:grid;gap:12px;max-width:900px}
.faq-list details{background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:0 22px;transition:border-color .2s ease,box-shadow .2s ease}
.faq-list details[open]{border-color:#cfdcef;box-shadow:var(--shadow-sm)}
.faq-list summary{cursor:pointer;list-style:none;padding:18px 0;font-weight:600;font-size:15.5px;display:flex;align-items:center;justify-content:space-between;gap:14px}
.faq-list summary::-webkit-details-marker{display:none}
.faq-list summary::after{content:"+";flex:0 0 auto;color:var(--brand-600);font-weight:700;font-size:17px;line-height:1}
.faq-list details[open] summary::after{content:"−"}
.faq-body{padding:0 0 18px;color:var(--muted);font-size:14.6px;line-height:1.9;border-top:1px dashed var(--line);padding-top:14px;margin-top:-2px}
/* ---------- cta ---------- */
.cta-panel{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:26px;align-items:center;background:var(--surface);border:1px solid var(--line);border-radius:18px;padding:32px 34px;box-shadow:var(--shadow)}
.cta-panel h2{font-size:clamp(19px,2vw,24px);margin-bottom:10px}
.cta-panel p{color:var(--muted);font-size:14.8px;line-height:1.85;max-width:640px}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px}
/* ---------- footer ---------- */
.site-footer{background:var(--brand-900);color:rgba(255,255,255,.7);padding:52px 0 22px}
.footer-top{display:grid;grid-template-columns:1.5fr 1fr 1fr;gap:34px;padding-bottom:30px}
.footer-brand{display:flex;gap:14px;align-items:flex-start;min-width:0}
.footer-brand strong{display:block;color:#fff;font-size:16px}
.footer-brand p{margin:6px 0 0;font-size:13.5px;color:rgba(255,255,255,.55);line-height:1.7}
.footer-col{min-width:0}
.footer-col h3{color:#fff;font-size:14px;margin-bottom:14px;letter-spacing:.04em}
.footer-col a{display:block;font-size:13.8px;color:rgba(255,255,255,.66);padding:5px 0;transition:color .2s ease,transform .2s ease}
.footer-col a:hover{color:var(--accent);transform:translateX(2px)}
.footer-bottom{border-top:1px solid rgba(255,255,255,.12);padding-top:18px;display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px;font-size:12.8px;color:rgba(255,255,255,.5)}
.footer-bottom p{line-height:1.7}
/* ---------- responsive ---------- */
@media (max-width:1024px){
  .hero-layout{grid-template-columns:1fr;gap:34px}
  .probe-panel{max-width:640px}
  .dimension-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .pitfall-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .news-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .download-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .footer-top{grid-template-columns:1fr 1fr}
  .footer-brand{grid-column:1 / -1}
}
@media (max-width:768px){
  .nav-toggle{display:flex}
  .nav-action{display:none}
  .main-nav{display:none;position:absolute;top:100%;left:0;right:0;flex-direction:column;align-items:stretch;gap:2px;background:var(--brand-900);border-top:1px solid rgba(255,255,255,.1);border-radius:0 0 12px 12px;padding:10px 16px 16px;box-shadow:0 18px 30px rgba(6,18,36,.45);margin-left:0}
  .main-nav.is-open{display:flex}
  .main-nav a{padding:12px 14px;font-size:15px}
  .cat-hero{padding:46px 0 56px}
  .section{padding:54px 0}
  .checklist-grid{grid-template-columns:1fr}
  .point-row{grid-template-columns:1fr;gap:8px;padding:18px 20px}
  .cta-panel{grid-template-columns:1fr;padding:26px 24px}
  .download-grid{grid-template-columns:1fr}
  .news-grid{grid-template-columns:1fr}
  .pitfall-grid{grid-template-columns:1fr}
  .risk-band{padding:24px 22px}
  .footer-top{grid-template-columns:1fr;gap:26px}
}
@media (max-width:520px){
  .site-container{padding:0 18px}
  .anchor-inner{padding:12px 18px}
  .brand-text{font-size:15.5px}
  .brand-text em{font-size:10px}
  .hero-actions .btn{width:100%}
  .dimension-grid{grid-template-columns:1fr}
  .dimension-card{padding:22px 20px}
  .faq-list details{padding:0 16px}
  .footer-bottom{flex-direction:column}
}