:root{color-scheme:dark;--canvas:#0b0e11;--surface:#181d24;--surface-2:#20262e;--line:#2b3139;--text:#eaecef;--muted:#929aa5;--soft:#707a8a;--gold:#f0b90b;--gold-bright:#fcd535;--ink:#181a20;--green:#0ecb81;font-family:Inter,"PingFang SC","Microsoft YaHei",-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;background:var(--canvas);color:var(--text);font-synthesis:none}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--canvas);color:var(--text);font-size:15px;line-height:1.7;-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}img{display:block;max-width:100%}button,a,summary{outline-offset:4px}a:focus-visible,summary:focus-visible{outline:2px solid var(--gold-bright)}
.seo-nav{position:sticky;top:0;z-index:20;border-bottom:1px solid rgba(43,49,57,.82);background:rgba(11,14,17,.94);backdrop-filter:blur(18px)}.seo-nav-inner{width:min(1240px,calc(100% - 40px));height:64px;margin:auto;display:flex;align-items:center;gap:22px}.seo-brand{display:flex;align-items:center;gap:9px;margin-right:auto}.seo-brand img{width:34px;height:34px}.seo-brand strong{font-size:19px;letter-spacing:-.04em}.seo-brand span{color:var(--gold-bright)}.seo-links{display:flex;align-items:center;gap:22px}.seo-links a,.seo-login{font-size:13px;font-weight:600;color:#c7cdd5}.seo-links a:hover,.seo-login:hover{color:#fff}.locale-menu{position:relative;font-size:12px;color:var(--muted)}.locale-menu summary{cursor:pointer;list-style:none;white-space:nowrap}.locale-menu summary::-webkit-details-marker{display:none}.locale-menu summary:after{content:"▾";margin-left:6px}.locale-menu[open] summary:after{content:"▴"}.locale-menu div{position:absolute;right:0;top:34px;width:160px;padding:7px;border:1px solid var(--line);border-radius:8px;background:var(--surface);box-shadow:0 18px 50px rgba(0,0,0,.35)}.locale-menu div a{display:block;padding:8px 10px;border-radius:5px}.locale-menu div a:hover{background:var(--surface-2);color:#fff}
.seo-primary,.seo-secondary{display:inline-flex;min-height:42px;align-items:center;justify-content:center;padding:0 22px;border-radius:7px;font-size:14px;font-weight:700;line-height:1.2}.seo-primary{background:var(--gold-bright);color:var(--ink)}.seo-primary:hover{background:var(--gold)}.seo-primary.small{min-height:36px;padding:0 17px;font-size:13px}.seo-secondary{border:1px solid var(--line);background:var(--surface);color:#fff}.seo-secondary:hover{background:var(--surface-2)}
main{overflow:hidden}.seo-hero{width:min(1240px,calc(100% - 40px));min-height:620px;margin:auto;display:grid;grid-template-columns:minmax(0,1.05fr) minmax(340px,.7fr);gap:80px;align-items:center;padding:82px 0}.seo-hero-copy h1{max-width:820px;margin:18px 0 22px;font-size:clamp(42px,5.2vw,72px);line-height:1.08;letter-spacing:-.045em}.seo-hero-copy>p{max-width:760px;margin:0;color:#b4bdc9;font-size:17px;line-height:1.8}.eyebrow{display:block;color:var(--gold-bright);font-size:12px;font-weight:800;letter-spacing:.16em;text-transform:uppercase}.hero-actions{display:flex;gap:12px;margin-top:32px}.signal-panel{border:1px solid var(--line);border-radius:12px;background:var(--surface);padding:12px 24px}.signal-panel div{position:relative;display:grid;grid-template-columns:44px 1fr;grid-template-rows:auto auto;padding:23px 0;border-bottom:1px solid var(--line)}.signal-panel div:last-child{border-bottom:0}.signal-panel span{grid-row:1/3;color:var(--gold-bright);font:700 24px/1.1 ui-monospace,"SFMono-Regular",Menlo,monospace}.signal-panel strong{font-size:13px;letter-spacing:.08em}.signal-panel small{color:var(--soft);font:500 12px/1.5 ui-monospace,"SFMono-Regular",Menlo,monospace}.signal-panel div:after{content:"";position:absolute;right:2px;top:30px;width:7px;height:7px;border-radius:50%;background:var(--green);box-shadow:0 0 15px rgba(14,203,129,.6)}
.breadcrumbs{display:flex;align-items:center;gap:10px;margin-bottom:28px;color:var(--soft);font-size:12px}.breadcrumbs a:hover{color:var(--gold-bright)}.seo-section{width:min(1240px,calc(100% - 40px));margin:0 auto;padding:78px 0}.section-head{max-width:820px;margin-bottom:32px}.section-head>span{color:var(--gold-bright);font-size:12px;font-weight:800;letter-spacing:.15em}.section-head h2{margin:11px 0 0;font-size:clamp(30px,4vw,48px);line-height:1.18;letter-spacing:-.035em}.feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.feature-card{min-height:250px;padding:28px;border:1px solid var(--line);border-radius:12px;background:var(--surface)}.feature-card>span{display:block;color:var(--gold-bright);font:700 24px/1 ui-monospace,"SFMono-Regular",Menlo,monospace}.feature-card h2{margin:56px 0 11px;font-size:21px;line-height:1.3}.feature-card p{margin:0;color:var(--muted)}
.process{display:grid;grid-template-columns:.8fr 1.2fr;gap:80px;align-items:start}.process ol{list-style:none;margin:0;padding:0;border-top:1px solid var(--line)}.process li{display:grid;grid-template-columns:50px 1fr;gap:20px;align-items:center;padding:22px 0;border-bottom:1px solid var(--line)}.process li span{display:grid;width:38px;height:38px;place-items:center;border-radius:50%;background:var(--gold-bright);color:var(--ink);font-weight:800}.process li p{margin:0;font-size:16px}.article-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px;margin-bottom:24px}.article-grid a{display:flex;min-height:108px;flex-direction:column;justify-content:center;padding:22px;border:1px solid var(--line);border-radius:9px;background:var(--surface)}.article-grid a:hover{border-color:#5d5120;background:var(--surface-2)}.article-grid strong{font-size:17px}.article-grid span{margin-top:5px;color:var(--muted);font-size:13px}.text-link{color:var(--gold-bright);font-weight:700}.text-link:hover{color:#fff}
.risk-band{width:min(1180px,calc(100% - 40px));margin:40px auto 90px;padding:32px 36px;border:1px solid #5d5120;border-radius:12px;background:#17160f}.risk-band strong{color:var(--gold-bright);font-size:12px;letter-spacing:.14em;text-transform:uppercase}.risk-band p{max-width:960px;margin:10px 0;color:#c6c4b7}.risk-band .text-link{font-size:13px}
.article-shell{overflow:visible}.article-body{width:min(820px,calc(100% - 40px));margin:0 auto;padding:70px 0 100px}.article-body header{padding-bottom:42px;border-bottom:1px solid var(--line)}.article-body h1{margin:16px 0 22px;font-size:clamp(39px,5vw,62px);line-height:1.12;letter-spacing:-.04em}.article-lead{margin:0;color:#c1c8d0;font-size:18px;line-height:1.85}.article-meta{display:flex;gap:18px;margin-top:24px;color:var(--soft);font-size:12px}.article-body>section{padding:45px 0;border-bottom:1px solid var(--line)}.article-body>section h2{margin:0 0 18px;font-size:27px;line-height:1.3;letter-spacing:-.02em}.article-body>section p{margin:0 0 16px;color:#b9c1cc;font-size:16px;line-height:1.9}.article-body ul{margin:22px 0 0;padding:0;list-style:none}.article-body li{position:relative;margin:10px 0;padding-left:24px;color:#c8ced7}.article-body li:before{content:"";position:absolute;left:0;top:.78em;width:7px;height:7px;border-radius:50%;background:var(--gold-bright)}.related-links{display:grid;gap:8px;margin-top:24px}.related-links a{display:flex;justify-content:space-between;padding:13px 15px;border:1px solid var(--line);border-radius:7px;background:var(--surface);font-size:14px}.related-links a span{color:var(--gold-bright)}.related-links a:hover{border-color:#5d5120}.article-cta{display:flex;align-items:center;justify-content:space-between;gap:32px;margin-top:50px;padding:30px;border-radius:12px;background:var(--surface)}.article-cta strong{font-size:20px}.article-cta p{max-width:520px;margin:6px 0 0;color:var(--muted)}
.seo-footer{border-top:1px solid var(--line);background:#0e1216}.seo-footer-inner{width:min(1240px,calc(100% - 40px));margin:auto;padding:58px 0 38px}.seo-footer strong{font-size:21px;color:var(--gold-bright)}.seo-footer p{max-width:760px;color:var(--muted);font-size:13px}.seo-footer nav{display:flex;flex-wrap:wrap;gap:10px 22px;margin:26px 0}.seo-footer nav a{font-size:13px;color:#c8ced7}.seo-footer nav a:hover{color:var(--gold-bright)}.seo-footer .risk-copy{max-width:1000px;padding-top:20px;border-top:1px solid var(--line)}.seo-footer small{display:block;margin-top:25px;color:#5f6975}
@media(max-width:980px){.seo-links{display:none}.seo-hero{grid-template-columns:1fr;gap:42px;padding:68px 0}.signal-panel{max-width:650px}.feature-grid{grid-template-columns:1fr}.feature-card{min-height:190px}.feature-card h2{margin-top:34px}.process{grid-template-columns:1fr;gap:20px}.article-grid{grid-template-columns:1fr}}
@media(max-width:680px){body{font-size:14px}.seo-nav-inner{width:min(100% - 24px);height:60px;gap:10px}.seo-brand strong{font-size:17px}.seo-login{display:none}.locale-menu summary{font-size:0}.locale-menu summary:before{content:"🌐";font-size:16px}.locale-menu summary:after{font-size:12px}.seo-primary.small{padding:0 12px}.seo-hero,.seo-section,.risk-band,.article-body,.seo-footer-inner{width:min(100% - 28px)}.seo-hero{min-height:auto;padding:54px 0}.seo-hero-copy h1{font-size:39px}.seo-hero-copy>p,.article-lead{font-size:16px}.hero-actions{display:grid}.signal-panel{padding:8px 18px}.seo-section{padding:55px 0}.section-head h2{font-size:31px}.feature-card{padding:22px}.risk-band{margin-bottom:60px;padding:24px}.article-body{padding:46px 0 70px}.article-body h1{font-size:38px}.article-body>section{padding:34px 0}.article-body>section h2{font-size:23px}.article-body>section p{font-size:15px}.article-meta{flex-direction:column;gap:2px}.article-cta{align-items:flex-start;flex-direction:column;padding:24px}.article-cta .seo-primary{width:100%}.seo-footer-inner{padding-top:42px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}