:root{--brand:#d8351e;--brand-d:#a52412;--amber:#f0a02a;--ink:#171a22;--ink2:#3a4152;--muted:#6d7484;--bg:#f5f6fa;--card:#fff;--line:#e6e8f0;--dark:#12141d;--r:16px;--sh:0 4px 18px rgba(20,24,38,.07);--shh:0 16px 40px rgba(20,24,38,.15);--wrap:1180px;--nav:68px}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:86px;-webkit-text-size-adjust:100%}
body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;font-size:16px;line-height:1.75;color:var(--ink);background:var(--bg)}
img{max-width:100%;height:auto;display:block}
a{color:var(--brand);text-decoration:none}
a:hover{color:var(--brand-d)}
h1,h2,h3,h4{line-height:1.3;margin:0 0 .5em;font-weight:800;letter-spacing:-.01em}
h1{font-size:clamp(28px,4vw,50px)}
h2{font-size:clamp(24px,2.6vw,34px)}
h3{font-size:19px}
p{margin:0 0 1em}
ul,ol{margin:0 0 1em;padding-left:1.2em}
.wrap{width:100%;max-width:var(--wrap);margin:0 auto;padding:0 22px}
.sec{padding:84px 0}
.sec.tint{background:#fff}
.sec-head{max-width:760px;margin:0 auto 44px;text-align:center}
.sec-head.left{margin-left:0;text-align:left}
.eyebrow{display:inline-block;font-size:13px;font-weight:700;letter-spacing:.14em;color:var(--brand);background:rgba(216,53,30,.09);border:1px solid rgba(216,53,30,.16);padding:5px 12px;border-radius:999px;margin-bottom:14px;text-transform:uppercase}
.sec-head p{color:var(--muted);font-size:16.5px;margin:0}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:48px;padding:12px 26px;border-radius:12px;font-weight:700;font-size:16px;line-height:1.2;border:1px solid transparent;cursor:pointer;transition:transform .18s,box-shadow .18s,background .18s,color .18s}
.btn:hover{transform:translateY(-2px)}
.btn-brand{background:linear-gradient(135deg,#e8452a,#c62710);color:#fff;box-shadow:0 8px 20px rgba(198,39,16,.28)}
.btn-brand:hover{color:#fff;box-shadow:0 14px 28px rgba(198,39,16,.36)}
.btn-ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.55)}
.btn-ghost:hover{background:rgba(255,255,255,.12);color:#fff}
.btn-line{background:#fff;color:var(--brand);border-color:rgba(216,53,30,.35)}
.btn-line:hover{background:rgba(216,53,30,.06)}
.btn-sm{min-height:42px;padding:9px 18px;font-size:14.5px;border-radius:10px}
.nav{position:fixed;top:0;left:0;right:0;z-index:200;background:rgba(255,255,255,.94);border-bottom:1px solid var(--line);transition:background .25s,box-shadow .25s,border-color .25s;backdrop-filter:saturate(150%) blur(10px)}
.nav.scrolled{background:rgba(15,17,26,.95);border-bottom-color:rgba(255,255,255,.08);box-shadow:0 10px 30px rgba(0,0,0,.3)}
.nav-inner{display:flex;align-items:center;gap:16px;height:var(--nav)}
.brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:17px;color:var(--ink);flex:0 0 auto}
.brand img{width:34px;height:34px;border-radius:9px}
.nav.scrolled .brand{color:#fff}
.menu{display:flex;align-items:center;gap:4px;margin-left:auto}
.nav-link{display:flex;align-items:center;gap:6px;padding:10px 14px;border-radius:10px;font-size:15.5px;font-weight:600;color:var(--ink2);cursor:pointer;transition:color .18s,background .18s}
.nav-link:hover,.nav-link.on{color:var(--brand);background:rgba(216,53,30,.07)}
.nav.scrolled .nav-link{color:rgba(255,255,255,.86)}
.nav.scrolled .nav-link:hover{color:#fff;background:rgba(255,255,255,.12)}
.nav-group{position:relative}
.caret{width:8px;height:8px;border-right:2px solid currentColor;border-bottom:2px solid currentColor;transform:rotate(45deg) translateY(-2px);transition:transform .25s;flex:0 0 auto}
.nav-group:hover .caret,.nav-group:focus-within .caret{transform:rotate(225deg) translateY(-2px)}
.dropdown{position:absolute;top:calc(100% + 10px);left:0;min-width:250px;background:#fff;border-radius:14px;border:1px solid var(--line);box-shadow:0 20px 44px rgba(20,24,38,.16);padding:10px;display:flex;flex-direction:column;gap:2px;opacity:0;visibility:hidden;transform:translateY(-8px);transition:opacity .2s,transform .2s,visibility .2s}
.nav-group:hover .dropdown,.nav-group:focus-within .dropdown{opacity:1;visibility:visible;transform:none}
.dropdown a{padding:10px 12px;border-radius:9px;color:var(--ink2);font-size:14.8px;font-weight:600;display:flex;gap:10px;align-items:flex-start;line-height:1.4}
.dropdown a span{display:block;font-weight:500;font-size:12.6px;color:var(--muted);margin-top:2px}
.dropdown a:hover{background:#f7f8fc;color:var(--brand)}
.nav-cta{margin-left:12px}
.nav-toggle,.grp-toggle{position:absolute;opacity:0;width:0;height:0;pointer-events:none}
.burger{display:none;width:44px;height:44px;margin-left:auto;align-items:center;justify-content:center;flex-direction:column;gap:5px;border:1px solid var(--line);border-radius:11px;cursor:pointer;background:#fff}
.burger span{display:block;width:20px;height:2px;background:var(--ink);border-radius:2px;transition:transform .25s,opacity .25s}
.nav.scrolled .burger{background:rgba(255,255,255,.1);border-color:rgba(255,255,255,.25)}
.nav.scrolled .burger span{background:#fff}
.nav-toggle:checked+.burger span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-toggle:checked+.burger span:nth-child(2){opacity:0}
.nav-toggle:checked+.burger span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
.hero{position:relative;overflow:hidden;padding:calc(var(--nav) + 72px) 0 76px;background:radial-gradient(900px 480px at 82% 8%,rgba(216,53,30,.34),transparent 62%),radial-gradient(720px 420px at 6% 92%,rgba(240,160,42,.18),transparent 60%),linear-gradient(158deg,#101219 0%,#1a1e2b 52%,#2a1618 100%);color:#fff}
.hero::after{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.045) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.045) 1px,transparent 1px);background-size:56px 56px;mask-image:radial-gradient(circle at 60% 30%,#000 20%,transparent 75%);pointer-events:none}
.hero .wrap{position:relative;z-index:1}
.hero-grid{display:grid;grid-template-columns:1.02fr .98fr;gap:52px;align-items:center}
.hero h1{color:#fff;margin-bottom:16px}
.hero h1 em{font-style:normal;background:linear-gradient(120deg,#ff9d6b,#ffd27a);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero-sub{font-size:17.5px;color:rgba(255,255,255,.8);max-width:520px;margin-bottom:26px}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:30px}
.hero-stats{display:flex;flex-wrap:wrap;gap:12px 34px;padding-top:22px;border-top:1px solid rgba(255,255,255,.14);list-style:none;margin:0;padding-left:0}
.hero-stats li{font-size:13.5px;color:rgba(255,255,255,.62)}
.hero-stats b{display:block;font-size:24px;color:#fff;line-height:1.25;letter-spacing:-.01em}
.hero-figure{margin:0}
.hero-figure img{display:block;width:100%;height:auto}
.hero-figure figcaption{margin-top:12px;font-size:12.5px;line-height:1.6;color:rgba(255,255,255,.55);text-align:center}
.page-head{padding:calc(var(--nav) + 56px) 0 46px;background:linear-gradient(150deg,#12141d,#221a20 70%,#2c1618);color:#fff}
.page-head h1{color:#fff;margin-bottom:10px}
.page-head p{color:rgba(255,255,255,.75);max-width:680px;margin:0}
.crumb{display:flex;flex-wrap:wrap;gap:8px;align-items:center;font-size:13px;color:rgba(255,255,255,.6);margin-bottom:14px;padding:0;list-style:none}
.crumb a{color:rgba(255,255,255,.82)}
.crumb li+li::before{content:"/";margin-right:8px;color:rgba(255,255,255,.35)}
.cards-3{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.cards-2{display:grid;grid-template-columns:repeat(2,1fr);gap:22px}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:26px;box-shadow:var(--sh);transition:transform .2s,box-shadow .2s,border-color .2s}
.card:hover{transform:translateY(-5px);box-shadow:var(--shh);border-color:rgba(216,53,30,.22)}
.card .ic{width:52px;height:52px;border-radius:14px;display:flex;align-items:center;justify-content:center;font-size:24px;background:linear-gradient(140deg,rgba(216,53,30,.12),rgba(240,160,42,.16));margin-bottom:16px}
.card h3{margin-bottom:8px}
.card p{color:var(--muted);font-size:14.8px;margin:0}
.card ul{margin:12px 0 0;padding-left:1.1em;color:var(--muted);font-size:14.2px}
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;background:#fff;border:1px solid var(--line);border-radius:18px;padding:28px 22px;box-shadow:var(--sh)}
.stats div{text-align:center;border-right:1px solid var(--line)}
.stats div:last-child{border-right:0}
.stats b{display:block;font-size:30px;letter-spacing:-.02em;color:var(--brand)}
.stats span{font-size:13.5px;color:var(--muted)}
.scene{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.scene-card{background:#fff;border:1px solid var(--line);border-radius:var(--r);overflow:hidden;box-shadow:var(--sh);transition:transform .2s,box-shadow .2s}
.scene-card:hover{transform:translateY(-5px);box-shadow:var(--shh)}
.scene-card img{width:100%;height:168px;object-fit:cover}
.scene-card .sc-body{padding:18px 20px 22px}
.scene-card h3{font-size:17px;margin-bottom:6px}
.scene-card p{margin:0;font-size:14.2px;color:var(--muted)}
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}.steps-4{grid-template-columns:repeat(4,1fr)}
.step{position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:26px 24px;box-shadow:var(--sh)}
.step b.num{display:inline-flex;width:38px;height:38px;align-items:center;justify-content:center;border-radius:12px;background:linear-gradient(140deg,#e8452a,#c62710);color:#fff;font-size:16px;margin-bottom:14px}
.step h3{font-size:17px}
.step p{margin:0;color:var(--muted);font-size:14.4px}
.tiers{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;align-items:stretch}
.tier{background:#fff;border:1px solid var(--line);border-radius:18px;padding:28px 26px;box-shadow:var(--sh);display:flex;flex-direction:column;transition:transform .2s,box-shadow .2s}
.tier:hover{transform:translateY(-5px);box-shadow:var(--shh)}
.tier.hot{border:2px solid var(--brand);position:relative;background:linear-gradient(180deg,#fff,#fff8f6)}
.tier .tag{position:absolute;top:-13px;left:50%;transform:translateX(-50%);background:linear-gradient(135deg,#e8452a,#c62710);color:#fff;font-size:12px;font-weight:700;padding:4px 14px;border-radius:999px;white-space:nowrap}
.tier h3{font-size:18px;margin-bottom:4px}
.tier .price{font-size:34px;font-weight:800;letter-spacing:-.02em;margin:6px 0 2px}
.tier .price small{font-size:14px;font-weight:600;color:var(--muted)}
.tier .from{color:var(--muted);font-size:13.4px;margin-bottom:16px}
.tier ul{list-style:none;padding:0;margin:0 0 22px;font-size:14.3px;color:var(--ink2);display:flex;flex-direction:column;gap:9px}
.tier li{display:flex;gap:9px}
.tier li::before{content:"✓";color:#1c8a5c;font-weight:800;flex:0 0 auto}
.tier .btn{margin-top:auto;width:100%}
.faq{max-width:900px;margin:0 auto;display:flex;flex-direction:column;gap:12px}
.faq details{background:#fff;border:1px solid var(--line);border-radius:13px;box-shadow:var(--sh);overflow:hidden}
.faq summary{cursor:pointer;list-style:none;padding:18px 54px 18px 22px;font-weight:700;font-size:16px;position:relative}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";position:absolute;right:20px;top:50%;transform:translateY(-50%);font-size:22px;font-weight:600;color:var(--brand);line-height:1}
.faq details[open] summary::after{content:"–"}
.faq .ans{padding:0 22px 20px;color:var(--ink2);font-size:14.8px}
.faq .ans ol{padding-left:1.25em;margin:0}
.faq .ans li{margin-bottom:5px}
.quotes{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.quote{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:24px;box-shadow:var(--sh)}
.quote .stars{color:#f0a02a;font-size:14px;letter-spacing:2px;margin-bottom:10px}
.quote p{font-size:14.8px;color:var(--ink2)}
.quote .who{display:flex;align-items:center;gap:10px;font-size:13.5px;color:var(--muted);border-top:1px solid var(--line);padding-top:14px}
.avatar{width:34px;height:34px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-weight:700;color:#fff;background:linear-gradient(140deg,#e8452a,#a52412);font-size:14px;flex:0 0 auto}
.news-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
.news-card{display:grid;grid-template-columns:190px 1fr;gap:0;background:#fff;border:1px solid var(--line);border-radius:14px;overflow:hidden;box-shadow:var(--sh);transition:transform .2s,box-shadow .2s}
.news-card:hover{transform:translateY(-4px);box-shadow:var(--shh)}
.news-card img{width:100%;height:100%;object-fit:cover;min-height:140px}
.news-card .nc-body{padding:16px 18px}
.news-card .nc-meta{font-size:12.4px;color:var(--muted);display:flex;gap:10px;margin-bottom:7px}
.news-card .nc-meta b{color:var(--brand);font-weight:700}
.news-card h3{font-size:16.5px;line-height:1.45;margin-bottom:6px}
.news-card h3 a{color:var(--ink)}
.news-card h3 a:hover{color:var(--brand)}
.news-card p{font-size:13.6px;color:var(--muted);margin:0;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.cta{background:radial-gradient(700px 300px at 20% 20%,rgba(216,53,30,.5),transparent 60%),linear-gradient(140deg,#15171f,#241519);color:#fff;text-align:center;padding:72px 0}
.cta h2{color:#fff;margin-bottom:12px}
.cta p{color:rgba(255,255,255,.76);max-width:620px;margin:0 auto 26px}
.cta .hero-actions{justify-content:center;margin-bottom:0}
.footer{background:#0e1017;color:rgba(255,255,255,.66);padding:56px 0 0;font-size:14.2px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:34px;padding-bottom:40px}
.footer .brand{color:#fff;margin-bottom:12px}
.footer h4{color:#fff;font-size:15px;margin-bottom:14px}
.footer ul{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:9px}
.footer a{color:rgba(255,255,255,.66)}
.footer a:hover{color:#fff}
.footer-bottom{border-top:1px solid rgba(255,255,255,.1);padding:18px 0;display:flex;flex-wrap:wrap;gap:12px;align-items:center;justify-content:space-between;font-size:13.2px}
.footer-bottom nav{display:flex;flex-wrap:wrap;gap:16px}
.to-top{position:fixed;right:20px;bottom:24px;width:46px;height:46px;border-radius:50%;background:rgba(216,53,30,.92);color:#fff;display:flex;align-items:center;justify-content:center;font-size:18px;box-shadow:0 10px 24px rgba(198,39,16,.34);z-index:150}
.to-top:hover{color:#fff;background:var(--brand-d)}
.article-head{padding:calc(var(--nav) + 46px) 0 30px;background:linear-gradient(150deg,#12141d,#221a20 70%,#2c1618);color:#fff}
.article-head h1{color:#fff;font-size:clamp(24px,3vw,38px);margin-bottom:14px;max-width:900px}
.article-meta{display:flex;flex-wrap:wrap;gap:8px 18px;font-size:13.5px;color:rgba(255,255,255,.66);align-items:center}
.article-meta .chip{background:rgba(255,255,255,.12);border-radius:999px;padding:3px 12px;color:#fff;font-weight:600}
.article-wrap{display:grid;grid-template-columns:minmax(0,1fr) 322px;gap:34px;padding:42px 0 72px;align-items:start}
.article{background:#fff;border:1px solid var(--line);border-radius:18px;padding:34px 38px;box-shadow:var(--sh);min-width:0}
.article .lead{font-size:16.6px;color:var(--ink2);font-weight:600;border-left:4px solid var(--brand);padding-left:16px;margin-bottom:26px}
.article h2{font-size:23px;margin:32px 0 12px;padding-top:6px}
.article h2::before{content:"";display:inline-block;width:8px;height:8px;border-radius:2px;background:var(--brand);margin-right:10px;transform:translateY(-3px)}
.article p{font-size:16px;color:var(--ink2);margin-bottom:1.05em}
.article figure{margin:24px 0}
.article figure img{width:100%;border-radius:12px;border:1px solid var(--line)}
.article figcaption{font-size:12.8px;color:var(--muted);text-align:center;margin-top:8px}
.article blockquote{margin:24px 0;background:#faf7f5;border-left:4px solid var(--amber);padding:16px 20px;border-radius:0 10px 10px 0;color:var(--ink2);font-size:15px}
.article blockquote cite{display:block;font-style:normal;font-size:13px;color:var(--muted);margin-top:8px}
.article .data-box{background:#f8f9fc;border:1px solid var(--line);border-radius:12px;padding:16px 18px;margin:22px 0;font-size:14.6px;color:var(--ink2)}
.article .data-box b{color:var(--brand)}
.article-end{margin-top:30px;padding-top:22px;border-top:1px solid var(--line);display:flex;flex-wrap:wrap;gap:12px;align-items:center;justify-content:space-between;font-size:14px}
.article-end .tags{display:flex;flex-wrap:wrap;gap:8px}
.article-end .tags a{background:#f5f6fa;border:1px solid var(--line);border-radius:999px;padding:5px 12px;font-size:12.8px;color:var(--ink2)}
.article-end .tags a:hover{border-color:var(--brand);color:var(--brand)}
.post-nav{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:26px}
.post-nav a{background:#fff;border:1px solid var(--line);border-radius:12px;padding:16px 18px;box-shadow:var(--sh);color:var(--ink2);font-size:14.2px}
.post-nav a span{display:block;font-size:12.4px;color:var(--muted);margin-bottom:4px}
.post-nav a:hover{border-color:var(--brand);color:var(--brand)}
.related{margin-top:34px}
.related h2{font-size:20px;margin-bottom:14px}
.related ul{list-style:none;padding:0;margin:0;display:grid;grid-template-columns:repeat(2,1fr);gap:12px}
.related a{display:block;background:#fff;border:1px solid var(--line);border-radius:11px;padding:14px 16px;font-size:14.3px;color:var(--ink2);box-shadow:var(--sh)}
.related a:hover{border-color:rgba(216,53,30,.35);color:var(--brand)}
.comments{margin-top:34px;background:#fff;border:1px solid var(--line);border-radius:16px;padding:26px 28px;box-shadow:var(--sh)}
.comments h2{font-size:20px;margin-bottom:6px}
.comments .c-note{font-size:13px;color:var(--muted);margin-bottom:18px}
.comment{display:flex;gap:12px;padding:14px 0;border-top:1px solid var(--line)}
.comment:first-of-type{border-top:0}
.comment .c-body{min-width:0}
.comment .c-top{display:flex;flex-wrap:wrap;gap:8px;align-items:baseline;font-size:13.2px;color:var(--muted)}
.comment .c-top b{color:var(--ink);font-size:14px}
.comment p{margin:4px 0 0;font-size:14.4px;color:var(--ink2)}
.side{position:sticky;top:calc(var(--nav) + 20px);display:flex;flex-direction:column;gap:18px}
.side-card{background:#fff;border:1px solid var(--line);border-radius:14px;padding:20px;box-shadow:var(--sh)}
.side-card h3{font-size:15.5px;margin-bottom:14px;padding-left:11px;position:relative}
.side-card h3::before{content:"";position:absolute;left:0;top:4px;bottom:4px;width:3px;border-radius:2px;background:var(--brand)}
.toc{position:relative;display:flex;flex-direction:column;gap:2px;padding-left:18px}
.toc::before{content:"";position:absolute;left:4px;top:6px;bottom:6px;width:2px;background:var(--line)}
.toc a{position:relative;font-size:13.8px;color:var(--ink2);padding:6px 0;line-height:1.5}
.toc a::before{content:"";position:absolute;left:-18px;top:14px;width:8px;height:8px;border-radius:50%;background:#fff;border:2px solid #cfd4e0}
.toc a:hover{color:var(--brand)}
.toc a.active{color:var(--brand);font-weight:700}
.toc a.active::before{border-color:var(--brand);background:var(--brand)}
.hot{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:12px;counter-reset:hot}
.hot li{display:flex;gap:10px;align-items:flex-start;counter-increment:hot}
.hot li::before{content:counter(hot);flex:0 0 auto;width:22px;height:22px;border-radius:7px;display:flex;align-items:center;justify-content:center;font-size:12px;font-weight:800;color:#fff;background:#b9bfcd;transition:transform .18s}
.hot li:nth-child(1)::before{background:linear-gradient(140deg,#e8452a,#a52412)}
.hot li:nth-child(2)::before{background:linear-gradient(140deg,#f5a63c,#e07a13)}
.hot li:nth-child(3)::before{background:linear-gradient(140deg,#e8c65a,#c9a227)}
.hot li:hover::before{transform:scale(1.14)}
.hot a{font-size:13.7px;color:var(--ink2);line-height:1.5}
.hot a:hover{color:var(--brand)}
.tags-cloud{display:flex;flex-wrap:wrap;gap:8px}
.tags-cloud a{font-size:12.8px;padding:5px 12px;border-radius:999px;background:#f5f6fa;border:1px solid var(--line);color:var(--ink2)}
.tags-cloud a:hover{background:rgba(216,53,30,.08);border-color:var(--brand);color:var(--brand)}
.legal{background:#fff;border:1px solid var(--line);border-radius:16px;padding:34px 38px;box-shadow:var(--sh);max-width:940px;margin:0 auto}
.legal h2{font-size:21px;margin-top:28px}
.legal h2:first-child{margin-top:0}
.legal p,.legal li{font-size:15.2px;color:var(--ink2)}
.legal .updated{font-size:13px;color:var(--muted);margin-bottom:18px}
.legal .note{background:#faf7f5;border:1px dashed rgba(216,53,30,.35);border-radius:10px;padding:14px 16px;font-size:14px;color:var(--ink2)}
.dl-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.dl-card{background:#fff;border:1px solid var(--line);border-radius:16px;padding:26px;box-shadow:var(--sh);display:flex;flex-direction:column;transition:transform .2s,box-shadow .2s}
.dl-card:hover{transform:translateY(-5px);box-shadow:var(--shh)}
.dl-card .ver{font-size:12.6px;font-weight:700;color:var(--brand);background:rgba(216,53,30,.09);padding:3px 10px;border-radius:999px;align-self:flex-start;margin-bottom:12px}
.dl-card h3{font-size:18px;margin-bottom:6px}
.dl-card .size{font-size:13.4px;color:var(--muted);margin-bottom:14px}
.dl-card ul{list-style:none;padding:0;margin:0 0 20px;font-size:14.2px;color:var(--ink2);display:flex;flex-direction:column;gap:8px}
.dl-card li::before{content:"✓";color:#1c8a5c;font-weight:800;margin-right:8px}
.dl-card .btn{margin-top:auto}
.sysreq{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.sysreq div{background:#fff;border:1px solid var(--line);border-radius:12px;padding:18px 20px;box-shadow:var(--sh)}
.sysreq b{display:block;font-size:13px;color:var(--muted);font-weight:600;margin-bottom:4px}
.sysreq span{font-size:15px;font-weight:700}
.err-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:calc(var(--nav) + 40px) 22px 60px;background:radial-gradient(700px 380px at 70% 20%,rgba(216,53,30,.3),transparent 62%),linear-gradient(160deg,#101219,#241519);color:#fff;text-align:center}
.err-wrap .code{font-size:clamp(72px,16vw,140px);font-weight:900;line-height:1;background:linear-gradient(120deg,#ff9d6b,#ffd27a);-webkit-background-clip:text;background-clip:text;color:transparent}
.err-wrap p{color:rgba(255,255,255,.75);max-width:520px;margin:12px auto 24px}
.map-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.map-grid ul{list-style:none;padding:0;margin:10px 0 0;display:flex;flex-direction:column;gap:7px;font-size:14.2px}
html.js .reveal{opacity:0;transform:translateY(22px);transition:opacity .6s ease,transform .6s ease}
html.js .reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}html.js .reveal{opacity:1!important;transform:none!important;transition:none}}
@media (max-width:992px){
.nav-toggle:checked+.burger span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.menu{position:fixed;top:var(--nav);right:0;bottom:0;left:auto;width:min(86vw,340px);background:#fff;flex-direction:column;align-items:stretch;gap:2px;padding:14px 16px 32px;overflow:auto;transform:translateX(103%);transition:transform .3s ease;box-shadow:-14px 0 40px rgba(0,0,0,.18);margin-left:0}
.nav-toggle:checked~.menu{transform:none}
.nav.scrolled .menu{background:#15171f}
.burger{display:flex}
.nav-link{padding:13px 12px;font-size:15.5px;justify-content:space-between;border-radius:10px}
.nav.scrolled .nav-link{color:rgba(255,255,255,.9)}
.dropdown{position:static;opacity:1;visibility:visible;transform:none;box-shadow:none;border:0;border-radius:0;padding:2px 0 8px 12px;min-width:0;display:none;background:transparent}
.grp-toggle:checked~.dropdown{display:flex}
.nav.scrolled .dropdown{background:transparent}
.nav.scrolled .dropdown a{color:rgba(255,255,255,.82)}
.nav.scrolled .dropdown a:hover{background:rgba(255,255,255,.1);color:#fff}
.nav-group:hover .dropdown{opacity:1}
.nav-group:focus-within .dropdown{opacity:1;visibility:visible}
.nav-cta{margin:12px 0 0;width:100%}
.hero{padding-top:calc(var(--nav) + 46px)}
.hero-grid{grid-template-columns:1fr;gap:38px}
.hero-sub{max-width:none}
.cards-3,.scene,.sysreq{grid-template-columns:repeat(2,1fr)}.steps,.tiers,.quotes,.dl-grid{grid-template-columns:repeat(3,1fr)}.steps-4{grid-template-columns:repeat(2,1fr)}
.stats{grid-template-columns:repeat(2,1fr);gap:20px}
.stats div:nth-child(2){border-right:0}
.article-wrap{grid-template-columns:1fr;padding-top:28px}
.side{position:static}
.article{padding:26px 22px}
.news-grid{grid-template-columns:1fr}
.footer-grid{grid-template-columns:1fr 1fr;gap:26px}
.map-grid{grid-template-columns:repeat(2,1fr)}
.related ul{grid-template-columns:1fr}
}
@media (max-width:768px){
.sec{padding:60px 0}
.hero-stats{gap:16px 26px}
.hero-stats b{font-size:21px}
.cards-3,.scene,.steps,.steps-4,.tiers,.quotes,.dl-grid,.sysreq,.cards-2{grid-template-columns:1fr}
.stats{grid-template-columns:repeat(2,1fr)}
.news-card{grid-template-columns:1fr}
.news-card img{height:190px}
.article h2{font-size:21px}
.legal{padding:24px 20px}
.post-nav{grid-template-columns:1fr}
.map-grid{grid-template-columns:1fr}
.footer-grid{grid-template-columns:1fr}
}
@media (max-width:480px){
.wrap{padding:0 16px}
.hero-figure figcaption{font-size:11.5px}
.hero-actions .btn{width:100%}
.btn{padding:11px 18px}
.stats b{font-size:24px}
.comments{padding:20px 18px}
.article{padding:22px 16px}
}