:root{--bg:#0E0E0E;--deep:#080808;--surface:#161616;--surface2:#1C1810;--title:#FFF4D0;--text:#E6D7A6;--muted:#B8A56A;--soft:#8A7A48;--yellow:#F5C518;--yellow2:#FFD84A;--amber:#C49212;--footer:#050505;--footerText:#DCCB8A;--radius:12px;--max:1120px;--top:122px}
*{box-sizing:border-box}html{scroll-behavior:smooth;overflow-x:hidden}body{margin:0;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",Arial,sans-serif;font-size:15px;line-height:1.7;overflow-x:hidden}a{color:inherit;text-decoration:none}button,input{font:inherit}.shell{width:min(calc(100% - 32px),var(--max));margin:0 auto}.skip-link{position:fixed;left:16px;top:-60px;z-index:999;background:var(--yellow2);color:#111;padding:8px 14px;border-radius:8px}.skip-link:focus{top:8px}.gold-strip{position:fixed;top:0;left:0;right:0;height:22px;background:#090806;color:var(--yellow2);border-bottom:1px solid rgba(245,197,24,.32);z-index:100;font-size:12px}.gold-strip-inner{height:22px;display:flex;align-items:center;justify-content:space-between}.text-button,.panel-close,.menu-trigger{border:0;background:transparent;color:inherit;cursor:pointer}.text-button{min-width:44px;height:44px;margin:-11px 0;color:var(--yellow2);font-size:12px}.stage-header{position:fixed;left:0;right:0;top:22px;height:60px;background:#0b0b0b;border-bottom:1px solid rgba(245,197,24,.36);z-index:99}.stage-header-inner{height:60px;display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:12px}.brand-link{justify-self:start;display:flex;align-items:center;min-height:44px}.brand-logo-slot,.menu-logo-slot,.footer-logo-slot{display:inline-flex;align-items:center}.brand-logo,.menu-logo,.footer-logo{height:28px;width:auto;max-width:190px;object-fit:contain;object-position:center}.brand-fallback{font-size:16px;color:var(--title);font-weight:700;letter-spacing:.08em}.menu-trigger{justify-self:center;min-width:68px;height:44px;border:1px solid var(--amber);border-radius:999px;color:var(--title);font-size:14px}.header-apply{justify-self:end;display:inline-flex;align-items:center;justify-content:center;min-width:86px;height:44px;border-radius:999px;background:linear-gradient(135deg,var(--yellow),var(--yellow2));color:#111;font-size:14px;font-weight:800}.runway-nav{position:fixed;left:0;right:0;top:82px;height:40px;background:#1b140b;border-bottom:1px solid rgba(196,146,18,.26);z-index:98}.runway-inner{height:40px;display:flex;align-items:center;justify-content:center;gap:8px}.runway-inner a{display:inline-flex;align-items:center;height:30px;padding:0 18px;border-radius:999px;color:var(--text);font-size:13px}.runway-inner a.is-active{background:var(--yellow2);color:#111;font-weight:800}.site-main{padding-top:calc(var(--top) + 28px);min-height:70vh}.page-hero{padding:34px 0 24px;border-bottom:1px solid rgba(245,197,24,.16)}.eyebrow{margin:0 0 7px;color:var(--yellow);font-size:12px;letter-spacing:.16em;text-transform:uppercase}.page-hero h1,.cover-copy h1{margin:0;color:var(--title);font-size:24px;line-height:1.32}.lead{max-width:840px;margin:14px 0 0;color:var(--text)}h2{font-size:20px;line-height:1.4;color:var(--title)}h3{font-size:16px;line-height:1.45;color:var(--title)}p{margin:0 0 14px}.section{padding:32px 0}.section+.section{border-top:1px solid rgba(245,197,24,.12)}.section-head{display:flex;align-items:end;justify-content:space-between;gap:18px;margin-bottom:18px}.section-head h2{margin:0}.section-head p{margin:0;color:var(--muted);max-width:620px}.card{background:var(--surface);border:1px solid rgba(245,197,24,.13);border-radius:var(--radius);padding:20px}.card h2,.card h3{margin-top:0}.grid-2,.grid-3,.grid-4{display:grid;gap:16px}.grid-2{grid-template-columns:repeat(2,minmax(0,1fr))}.grid-3{grid-template-columns:repeat(3,minmax(0,1fr))}.grid-4{grid-template-columns:repeat(4,minmax(0,1fr))}.cover{padding:26px 0 34px}.image-slot{display:flex;align-items:center;justify-content:center;background:#090909;border:1px solid rgba(245,197,24,.14);border-radius:14px;overflow:hidden}.image-slot img{width:100%;height:100%;object-fit:contain;object-position:center}.cover-slot{width:100%;height:260px}.thumb-slot{height:170px;margin-bottom:15px}.wide-slot{height:200px;margin-bottom:18px}.app-slot{height:min(360px,72vw);max-width:420px;margin:0 auto}.cover-copy{padding:22px 0 0}.cover-copy .brand-line{font-size:13px;letter-spacing:.18em;color:var(--yellow);margin-bottom:7px}.cover-copy p{max-width:880px}.button-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:20px}.btn{min-height:42px;padding:0 18px;display:inline-flex;align-items:center;justify-content:center;border-radius:999px;font-size:14px;font-weight:800}.btn-primary{background:linear-gradient(135deg,var(--yellow),var(--yellow2));color:#111}.btn-secondary{border:1px solid var(--yellow);color:var(--title);background:#0d0d0d}.inline-link{display:inline-flex;align-items:center;min-height:44px;color:var(--yellow2);font-weight:700}.card-list{display:grid;gap:14px}.article-card{padding:22px;background:var(--surface);border-left:3px solid var(--amber);border-radius:0 var(--radius) var(--radius) 0}.article-card h2,.article-card h3{margin:0 0 10px}.meta-line{color:var(--soft);font-size:13px}.observe-list,.plain-list{margin:0;padding-left:20px}.observe-list li,.plain-list li{margin:7px 0}.observe-list li::marker,.plain-list li::marker{color:var(--yellow)}.number-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}.number-card{position:relative;padding:20px;background:var(--surface);border:1px solid rgba(245,197,24,.14);border-radius:12px}.number-card .num{display:inline-flex;align-items:center;justify-content:center;min-width:52px;height:28px;background:var(--surface2);color:var(--yellow2);border-radius:999px;font-weight:800;margin-bottom:10px}.lesson-list{display:grid;gap:15px}.lesson{display:grid;grid-template-columns:64px minmax(0,1fr);gap:18px;align-items:start;padding:20px;background:var(--surface);border-radius:12px;border:1px solid rgba(245,197,24,.12)}.lesson .lesson-no{font-size:20px;font-weight:900;color:var(--yellow2);letter-spacing:.08em}.lesson h2,.lesson h3{margin:0 0 8px}.topic-card{background:linear-gradient(180deg,#17140e,#121212);border:1px solid rgba(245,197,24,.16);border-radius:14px;padding:20px}.topic-card dl{display:grid;grid-template-columns:88px 1fr;gap:7px 12px;margin:14px 0}.topic-card dt{color:var(--muted)}.topic-card dd{margin:0}.topic-card .inline-link{margin-top:4px}.timeline{position:relative;margin-left:8px;padding-left:28px}.timeline:before{content:"";position:absolute;left:6px;top:8px;bottom:8px;width:1px;background:rgba(245,197,24,.35)}.timeline-item{position:relative;padding:0 0 24px}.timeline-item:before{content:"";position:absolute;left:-28px;top:7px;width:13px;height:13px;border:2px solid var(--yellow2);border-radius:50%;background:var(--bg)}.timeline-item h2,.timeline-item h3{margin:0 0 7px}.status{display:inline-flex;margin-bottom:8px;padding:2px 9px;border-radius:999px;background:var(--surface2);color:var(--yellow2);font-size:12px}.mt-16{margin-top:16px}.m0{margin:0}.quote-note{padding:18px 20px;background:var(--surface2);border-radius:12px;color:var(--title)}.faq-list details{background:var(--surface);border:1px solid rgba(245,197,24,.12);border-radius:12px;padding:15px 18px}.faq-list details+details{margin-top:10px}.faq-list summary{cursor:pointer;color:var(--title);font-weight:800;min-height:30px}.faq-list p{margin:12px 0 2px}.app-panel{display:grid;grid-template-columns:minmax(260px,.75fr) 1.25fr;gap:28px;align-items:center}.icon-row{display:flex;align-items:center;gap:14px;margin:14px 0}.icon-box{width:48px;height:48px;background:#090909;border:1px solid rgba(245,197,24,.16);border-radius:12px;display:flex;align-items:center;justify-content:center;overflow:hidden}.icon-box img{width:48px;height:48px;object-fit:contain}.tag-list{display:flex;flex-wrap:wrap;gap:8px}.tag{padding:6px 10px;border:1px solid rgba(245,197,24,.28);border-radius:999px;color:var(--muted);font-size:13px}.site-footer{margin-top:42px;padding:34px 0 calc(26px + env(safe-area-inset-bottom));background:var(--footer);border-top:1px solid rgba(245,197,24,.32);color:var(--footerText);font-size:13px}.footer-brand-row{padding-bottom:22px}.footer-brand{display:flex;align-items:center;gap:14px}.footer-brand strong{display:block;color:var(--title);font-size:16px}.footer-brand span{display:block;color:var(--muted);letter-spacing:.12em}.footer-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:24px;padding:22px 0;border-top:1px solid rgba(245,197,24,.1);border-bottom:1px solid rgba(245,197,24,.1)}.footer-grid h2{font-size:14px;margin:0 0 10px}.footer-grid a{display:block;min-height:30px;color:var(--footerText)}.footer-grid a:hover{color:var(--yellow2)}.footer-bottom{padding-top:18px;color:var(--soft)}.overlay{position:fixed;inset:0;background:rgba(0,0,0,.72);opacity:0;pointer-events:none;transition:opacity .18s ease;z-index:180}.overlay.is-visible{opacity:1;pointer-events:auto}.menu-panel{position:fixed;left:0;top:0;bottom:0;width:min(420px,86vw);background:#0b0b0b;border-right:1px solid rgba(245,197,24,.32);transform:translateX(-102%);visibility:hidden;pointer-events:none;transition:transform .22s ease,visibility .22s ease;z-index:200;overflow-y:auto}.menu-panel.is-open{transform:translateX(0);visibility:visible;pointer-events:auto}.menu-panel-head{position:sticky;top:0;z-index:2;display:flex;align-items:center;justify-content:space-between;min-height:70px;padding:12px 16px;background:#0b0b0b;border-bottom:1px solid rgba(245,197,24,.2)}.menu-panel-brand{display:flex;align-items:center;gap:10px}.panel-close{min-width:54px;min-height:44px;color:var(--yellow2)}.menu-groups{padding:8px 16px 24px}.menu-groups section{padding:16px 0}.menu-groups section+section{border-top:1px solid rgba(245,197,24,.12)}.menu-groups h2{font-size:14px;margin:0 0 8px;color:var(--yellow)}.menu-groups a{display:block;padding:10px 0;border-radius:8px}.menu-groups a strong{display:block;color:var(--title);font-size:14px}.menu-groups a span{display:block;color:var(--muted);font-size:12px;line-height:1.55;margin-top:3px}.search-panel{position:fixed;left:0;right:0;top:82px;z-index:190;background:#0b0b0b;border-bottom:1px solid rgba(245,197,24,.3);transform:translateY(-130%);visibility:hidden;pointer-events:none;transition:transform .22s ease,visibility .22s ease}.search-panel.is-open{transform:translateY(0);visibility:visible;pointer-events:auto}.search-inner{padding:18px 0 22px}.search-head{display:flex;align-items:center;justify-content:space-between}.search-inner label{display:block;color:var(--muted);margin:8px 0}.search-inner input{width:100%;height:44px;border-radius:10px;border:1px solid rgba(245,197,24,.35);background:#111;color:var(--title);padding:0 14px;outline:0}.search-inner input:focus{border-color:var(--yellow2);box-shadow:0 0 0 2px rgba(255,216,74,.12)}.search-links{display:flex;flex-wrap:wrap;gap:8px;margin-top:12px}.search-links a{display:inline-flex;align-items:center;min-height:40px;padding:0 13px;border-radius:999px;background:var(--surface2);color:var(--title)}.mobile-bottom{display:none}.panel-open{overflow:hidden}.btn:hover,.inline-link:hover,.header-apply:hover,.runway-inner a:hover{filter:brightness(1.08)}a:focus-visible,button:focus-visible,input:focus-visible,summary:focus-visible{outline:2px solid var(--yellow2);outline-offset:2px}
@media(max-width:820px){:root{--top:82px}.runway-nav{display:none}.site-main{padding-top:calc(var(--top) + 20px);padding-bottom:58px}.gold-strip-inner{width:calc(100% - 24px)}.stage-header-inner{width:calc(100% - 24px);grid-template-columns:minmax(0,1fr) auto minmax(0,1fr);gap:6px}.brand-logo{max-width:118px}.brand-fallback{font-size:15px}.menu-trigger{min-width:58px;padding:0 11px}.header-apply{min-width:74px;padding:0 10px}.grid-4,.grid-3,.grid-2,.number-grid{grid-template-columns:1fr}.cover{padding-top:12px}.cover-slot{height:220px}.thumb-slot{height:180px}.wide-slot{height:190px}.page-hero{padding-top:20px}.section{padding:26px 0}.section-head{display:block}.section-head p{margin-top:6px}.lesson{grid-template-columns:48px minmax(0,1fr);gap:12px}.app-panel{grid-template-columns:1fr}.footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}.site-footer{padding-bottom:calc(72px + env(safe-area-inset-bottom))}.search-panel{top:0;bottom:0;transform:translateY(-102%);overflow-y:auto}.search-inner{padding-top:18px}.search-links{display:grid;grid-template-columns:1fr 1fr}.search-links a{justify-content:center}.mobile-bottom{position:fixed;display:grid;grid-template-columns:repeat(5,1fr);left:0;right:0;bottom:0;height:calc(48px + env(safe-area-inset-bottom));padding-bottom:env(safe-area-inset-bottom);background:#070707;border-top:1px solid rgba(245,197,24,.3);z-index:110}.mobile-bottom a{display:flex;align-items:center;justify-content:center;min-width:0;font-size:12px;color:var(--footerText)}.mobile-bottom a.is-active{background:var(--yellow2);color:#111;font-weight:800}.topic-card dl{grid-template-columns:78px 1fr}}
@media(max-width:420px){.shell{width:calc(100% - 32px)}.cover-slot{height:190px}.thumb-slot{height:160px}.wide-slot{height:170px}.footer-grid{grid-template-columns:1fr 1fr}.lesson{display:block}.lesson .lesson-no{display:inline-flex;margin-bottom:10px}.search-links{grid-template-columns:1fr}.button-row .btn{width:100%}}