:root{--bg:#080a0e;--head:#090c10;--panel:#171d25;--layer:#10141a;--ink:#f6f3eb;--copy:#e0e4e6;--soft:#b0bcc5;--gold:#d9b86e;--gold2:#edd49a;--line:rgba(217,184,110,.18)}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--copy);font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",Arial,sans-serif;font-size:16px;line-height:1.8;overflow-x:hidden}a{color:inherit;text-decoration:none}button,input{font:inherit}button{cursor:pointer}button:focus-visible,a:focus-visible,input:focus-visible,summary:focus-visible{outline:2px solid var(--gold2);outline-offset:4px}img{display:block;max-width:100%;height:auto;object-fit:contain;object-position:center}.container{width:min(100% - 64px,1280px);margin:auto}.eyebrow{background:#050608;border-bottom:1px solid var(--line);font-size:11px;letter-spacing:.06em}.eyebrow-in{display:flex;justify-content:space-between;gap:12px;padding:5px 0;color:#bfc9cc}.site-head{height:74px;position:sticky;top:0;z-index:30;background:rgba(9,12,16,.98);border-bottom:1px solid var(--line);backdrop-filter:blur(10px)}.header-in{height:100%;display:flex;align-items:center;gap:38px}.logo{display:flex;align-items:center;flex-shrink:0;width:180px;min-height:44px}.logo img{max-height:38px;width:auto}.primary{display:flex;gap:30px;margin-left:auto;white-space:nowrap}.primary a{height:74px;display:flex;align-items:center;border-bottom:2px solid transparent;font-size:14px}.primary a:hover,.primary a.active{color:var(--gold2);border-bottom-color:var(--gold)}.head-actions{display:flex;align-items:center;gap:12px;margin-left:auto}.icon-button{width:44px;height:44px;border:1px solid var(--line);border-radius:9px;background:transparent;color:var(--ink);font-size:22px}.action-gold,.action-outline{display:inline-flex;justify-content:center;align-items:center;padding:10px 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24px}.hero-acts{display:flex;flex-wrap:wrap;gap:12px}.hero-art{padding:16px;background:#11151a;display:flex;align-items:center;justify-content:center;min-height:300px}.hero-art img{max-height:420px;width:100%;object-fit:contain}.block{margin:65px 0}.section-top{display:flex;align-items:flex-end;justify-content:space-between;border-bottom:1px solid var(--line);padding-bottom:15px;margin-bottom:22px}.section-top h2,.editorial h2,.grand-strip h2,.safety-grid h2{color:var(--ink);font-size:26px;line-height:1.4;margin:9px 0 0}.feature-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:15px}.feature-grid a{border:1px solid var(--line);border-radius:12px;padding:22px;background:var(--layer);min-width:0}.feature-grid b{font-size:12px;color:var(--gold)}.feature-grid h3{font-size:19px;color:var(--ink);margin:12px 0}.feature-grid p{font-size:14px;color:var(--soft);line-height:1.75;min-height:96px}.feature-grid span,.text-link{color:var(--gold2);font-weight:700;font-size:14px}.editorial{display:grid;grid-template-columns:7fr 5fr;align-items:center;gap:42px}.editorial.flip{grid-template-columns:5fr 7fr}.editorial.flip .editorial-art{order:2}.editorial-art{border:1px solid var(--line);border-radius:14px;padding:10px;display:flex;align-items:center;justify-content:center;background:#11151a;min-height:205px}.editorial-art img{width:100%;max-height:290px}.editorial-text{padding:10px 8px}.editorial-text h2{margin:12px 0 16px}.editorial-text p{font-size:16px;line-height:1.85;color:var(--soft);max-width:540px}.grand-strip{padding:44px;border:1px solid var(--line);border-left:3px solid var(--gold);background:linear-gradient(110deg,#181a1d,#11151a)}.grand-strip p{max-width:850px}.links-line{display:flex;flex-wrap:wrap;gap:18px;margin-top:22px}.links-line a{font-size:14px;color:var(--gold2)}.safety-grid{display:grid;grid-template-columns:1.6fr 1fr;gap:32px;padding:34px;background:var(--layer);border:1px solid var(--line);border-radius:14px}.safety-grid p{color:var(--soft)}.brand-icon{display:flex;flex-direction:column;align-items:center;justify-content:center}.brand-icon img{width:150px}.brand-icon p{font-size:12px;letter-spacing:.08em}.mini-faq{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.mini-faq a{display:flex;justify-content:space-between;gap:15px;padding:14px 18px;border:1px solid var(--line);border-radius:8px;background:var(--layer);font-size:14px}.mini-faq span{color:var(--gold)}.home-close{text-align:center;padding:50px 10px 15px}.home-close h2{font-size:27px;color:var(--ink)}.home-close p{color:var(--soft)}.page-wrap{padding-top:26px;padding-bottom:75px}.breadcrumbs{font-size:12px;color:var(--soft);margin:0 0 25px}.breadcrumbs a{color:var(--gold)}.page-lead{display:grid;grid-template-columns:1fr 1fr;gap:38px;align-items:center;border-bottom:1px solid var(--line);padding-bottom:35px}.page-lead h1,.simple-lead h1{font-size:34px;line-height:1.35;color:var(--ink);margin:12px 0}.page-lead p,.simple-lead p{max-width:670px;font-size:17px;color:var(--soft)}.page-picture{border-radius:13px;background:#11151a;border:1px solid var(--line);padding:10px;display:flex;align-items:center;justify-content:center;min-height:220px}.page-picture img{max-height:330px;width:100%}.article-layout{display:grid;grid-template-columns:minmax(0,780px) minmax(190px,270px);justify-content:space-between;gap:55px;margin:50px 0}.prose{min-width:0}.article-section{padding-bottom:24px;margin-bottom:28px;border-bottom:1px solid var(--line)}.section-index{color:var(--gold);letter-spacing:.13em;font-size:11px}.article-section h2{font-size:25px;line-height:1.4;color:var(--ink);margin:9px 0 20px}.article-section p{font-size:16px;line-height:1.85;margin:0 0 15px;color:var(--copy)}.related{align-self:start;position:sticky;top:110px;border-top:2px solid var(--gold);background:var(--layer);padding:20px;border-radius:0 0 10px 10px}.related h3{font-size:17px;color:var(--ink);margin:0 0 16px}.related a{display:flex;justify-content:space-between;padding:12px 0;border-top:1px solid var(--line);font-size:14px}.related span{color:var(--gold)}.editor-note{background:var(--panel);border-left:2px solid var(--gold);padding:15px 20px;border-radius:0 10px 10px 0}.editor-note b{color:var(--gold2)}.editor-note p{margin:5px 0;color:var(--soft);font-size:14px}.status-grid,.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin:30px 0}.status-grid>div,.steps>div{display:flex;gap:12px;align-items:center;background:var(--panel);border:1px solid var(--line);padding:15px;border-radius:9px;font-size:14px}.status-grid span,.steps b{color:var(--gold)}.steps{grid-template-columns:repeat(4,1fr)}.simple-lead{margin:20px 0 38px}.faq-list{max-width:970px}.faq-list details{border:1px solid var(--line);border-radius:8px;margin-bottom:12px;background:var(--layer)}.faq-list summary{cursor:pointer;color:var(--ink);padding:17px 22px;font-weight:600}.faq-list summary::marker{color:var(--gold)}.faq-list p{color:var(--soft);margin:0;padding:0 22px 22px;line-height:1.85}.site-footer{background:#090c10;border-top:1px solid var(--line);padding:47px 0 18px}.footer-top{display:grid;grid-template-columns:250px 1fr;gap:45px}.footer-brand img{max-width:165px;max-height:42px}.footer-brand p{font-size:13px;color:var(--soft)}.footer-cols{display:grid;grid-template-columns:repeat(5,1fr);gap:18px}.footer-cols h3{color:var(--gold2);font-size:14px}.footer-cols a{display:block;font-size:12px;margin-bottom:10px;color:var(--soft)}.footer-cols a:hover{color:var(--ink)}.footer-bottom{display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px;border-top:1px solid var(--line);font-size:12px;color:var(--soft);margin-top:36px;padding-top:16px}.overlay{position:fixed;inset:0;background:rgba(0,0,0,.75);z-index:49}.overlay[hidden]{display:none}.locked{overflow:hidden}.menu-panel{position:fixed;z-index:50;right:0;top:0;height:100dvh;width:min(420px,88vw);overflow-y:auto;background:#0f141a;box-shadow:-20px 0 55px #0008;transform:translateX(101%);transition:transform .23s ease;visibility:hidden;pointer-events:none;padding:25px}.menu-panel.open{transform:translateX(0);visibility:visible;pointer-events:auto}.panel-top{display:flex;justify-content:space-between;align-items:center;color:var(--gold2);font-size:14px;letter-spacing:.03em;margin-bottom:24px}.close{background:transparent;border:1px solid var(--line);border-radius:7px;color:var(--ink);font-size:24px;width:40px;height:40px}.menu-group h3{font-size:13px;color:var(--gold);border-bottom:1px solid var(--line);padding:12px 0;margin:12px 0}.menu-group a{display:flex;justify-content:space-between;align-items:center;gap:15px;padding:10px 0}.menu-group b{font-size:14px}.menu-group small{font-size:12px;color:var(--soft);text-align:right}.search-panel{position:fixed;top:94px;right:max(22px,calc((100vw - 1280px)/2));z-index:51;width:min(440px,calc(100vw - 32px));max-height:calc(100dvh - 110px);overflow:auto;visibility:hidden;pointer-events:none;background:#111820;border:1px solid var(--line);border-radius:12px;padding:22px;box-shadow:0 14px 36px #0008}.search-panel.open{visibility:visible;pointer-events:auto}.search-panel label{display:block;font-size:12px;color:var(--soft)}.search-panel input{width:100%;padding:12px;margin:8px 0 16px;border:1px solid var(--line);border-radius:8px;background:#080a0e;color:var(--ink)}.search-list{max-height:400px;overflow:auto}.search-list a{display:flex;justify-content:space-between;gap:10px;border-bottom:1px solid var(--line);padding:9px 0;font-size:14px}.search-list a[hidden]{display:none}.search-list small{font-size:12px;color:var(--soft)}.mobile-bottom{display:none}.image-missing{aspect-ratio:16/9;background:linear-gradient(135deg,#141b24,#272217);width:100%;border:1px solid var(--line)}
@media(max-width:1100px){.primary{gap:16px}.desktop-action{display:none}.header-in{gap:10px}.footer-top{grid-template-columns:1fr}.hero-copy{padding:25px}.editorial{gap:24px}}
@media(max-width:900px){.container{width:calc(100% - 40px)}.primary{display:none}.logo{margin-right:auto}.feature-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.page-lead{gap:22px}.footer-cols{grid-template-columns:repeat(3,1fr)}.article-layout{gap:25px;grid-template-columns:minmax(0,1fr) 200px}.hero{grid-template-columns:1fr 1fr}.hero h1{font-size:30px}}
@media(max-width:760px){body{padding-bottom:calc(60px + env(safe-area-inset-bottom))}.container{width:calc(100% - 34px)}.eyebrow{font-size:9px}.eyebrow-in span:last-child{display:none}.site-head{height:62px}.header-in{height:62px}.logo{width:145px}.logo img{max-height:32px}.head-actions{gap:7px}.quick-in{gap:23px}.hero{display:flex;flex-direction:column;margin-top:18px}.hero-copy{padding:24px 20px}.hero h1{font-size:29px}.hero-art{width:100%;padding:10px;min-height:0}.hero-art img{max-height:none}.block{margin:38px 0}.feature-grid{gap:9px}.feature-grid a{padding:13px}.feature-grid h3{font-size:17px}.feature-grid p{min-height:0;font-size:14px}.editorial,.editorial.flip{display:flex;flex-direction:column;gap:13px}.editorial.flip .editorial-art{order:0}.editorial-art{width:100%;min-height:0}.editorial-art img{max-height:none}.editorial-text{padding:5px 0;width:100%}.editorial h2,.section-top h2{font-size:23px}.grand-strip{padding:24px}.safety-grid{grid-template-columns:1fr;padding:23px}.mini-faq{grid-template-columns:1fr}.page-lead{display:flex;flex-direction:column;align-items:stretch}.page-lead h1,.simple-lead h1{font-size:29px}.page-lead p,.simple-lead p{font-size:16px}.page-picture{min-height:0}.page-picture img{max-height:none}.article-layout{display:flex;flex-direction:column;gap:20px;margin:25px 0}.related{position:static;width:100%}.article-section h2{font-size:22px}.status-grid{grid-template-columns:1fr}.steps{grid-template-columns:repeat(2,1fr)}.footer-cols{grid-template-columns:repeat(2,minmax(0,1fr))}.footer-top{gap:10px}.footer-bottom{padding-bottom:12px}.mobile-bottom{display:grid;grid-template-columns:repeat(4,1fr);position:fixed;bottom:0;left:0;right:0;z-index:35;height:calc(58px + env(safe-area-inset-bottom));padding-bottom:env(safe-area-inset-bottom);background:#0c1015;border-top:1px solid var(--line)}.mobile-bottom a{border-top:2px solid transparent;text-align:center;font-size:11px;padding:3px 0;display:flex;flex-direction:column;justify-content:center;line-height:1.3}.mobile-bottom a span{font-size:20px}.mobile-bottom a.active{border-top-color:var(--gold);background:#2c281d;color:var(--gold2)}.menu-panel,.search-panel{z-index:51}.search-panel{top:0;right:0;width:100%;max-height:none;height:100dvh;border-radius:0;padding:24px}.footer-brand p{max-width:380px}}
@media(max-width:390px){.hero h1{font-size:27px}.feature-grid a{padding:10px}.feature-grid p{font-size:13px}.logo{width:123px}.logo img{max-height:30px}.steps{gap:7px}.steps>div{padding:10px;font-size:12px}.eyebrow-in{padding:4px 0}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.menu-panel{transition:none}}