:root{--brand:#ffb800;--bright:#ffc933;--deep:#e09000;--soft:#fffbf0;--pale:#fff6e0;--gray:#f7f7f8;--text:#1a1a1a;--body:#333;--muted:#666;--border:rgba(0,0,0,.08);--yborder:rgba(255,184,0,.15);--max:1280px;--nav:72px}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;color:var(--body);background:#fff;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;line-height:1.72;overflow-x:hidden}body.locked{overflow:hidden}a{text-decoration:none;color:inherit}img{max-width:100%;display:block}button,input{font:inherit}.skip{position:fixed;top:-60px;left:15px;z-index:9999;background:#fff;border:2px solid var(--brand);padding:8px 12px;border-radius:10px}.skip:focus{top:12px}.site-header{position:sticky;top:0;z-index:1000;background:rgba(255,255,255,.97);border-bottom:1px solid var(--border);backdrop-filter:blur(12px)}.nav-shell{max-width:var(--max);height:var(--nav);padding:0 24px;margin:auto;display:flex;align-items:center;gap:20px}.brand{display:flex;align-items:center;min-width:120px;color:var(--text)}.brand img{height:38px;width:auto;max-width:150px;object-fit:contain}.brand strong{font-size:22px}.desktop-nav{display:flex;gap:4px}.desktop-nav a,.plain{padding:10px 12px;border-radius:999px;border:0;background:transparent;font-weight:700;white-space:nowrap}.desktop-nav a:hover,.plain:hover,.is-active{background:var(--pale)!important;color:#745000!important}.nav-actions{margin-left:auto;display:flex;align-items:center;gap:6px}.appbtn,.btn.primary{background:linear-gradient(135deg,var(--bright),var(--brand) 55%,var(--deep));color:#1a1a1a;font-weight:850}.appbtn{min-height:44px;padding:0 18px;border-radius:999px;display:grid;place-items:center}.icon{width:44px;height:44px;border-radius:50%;border:1px solid var(--border);background:#fff;cursor:pointer}.mobile-only{display:none}.shell{max-width:var(--max);margin:auto;padding:0 24px}.page-intro{padding:62px 0 36px}.page-intro h1,.hero-copy h1{font-size:clamp(40px,6vw,74px);line-height:1.1;letter-spacing:-.035em;color:var(--text);margin:8px 0 16px}.page-intro p,.hero-copy>p{font-size:18px;color:var(--muted);max-width:850px}.eyebrow{font-size:13px;font-weight:850;letter-spacing:.08em;color:#835800}.section{padding:68px 0}.section.compact{padding:42px 0}.soft{background:var(--soft)}.gray{background:var(--gray)}.yellow{background:var(--pale)}.section-head{display:flex;justify-content:space-between;align-items:end;gap:24px;margin-bottom:26px}.section-head h2,.prose h2{color:var(--text)}.section-head h2{font-size:clamp(28px,3vw,44px);line-height:1.2;margin:7px 0}.section-head p{max-width:640px;color:var(--muted)}.hero{padding:45px 0}.hero-grid{display:grid;grid-template-columns:1.9fr 1fr;gap:28px}.hero-media{min-height:500px;border-radius:28px;overflow:hidden;background:var(--pale);border:1px solid var(--yborder)}.hero-media img{width:100%;height:100%;object-fit:contain}.hero-copy{display:flex;flex-direction:column;justify-content:center}.hero-actions{display:flex;gap:10px;flex-wrap:wrap;margin:16px 0}.btn{min-height:46px;padding:0 20px;border-radius:999px;display:inline-flex;align-items:center;justify-content:center;font-weight:850;border:1px solid var(--border)}.btn.secondary{background:#fff}.grid{display:grid;gap:16px}.grid-2{grid-template-columns:repeat(2,1fr)}.grid-3{grid-template-columns:repeat(3,1fr)}.grid-4{grid-template-columns:repeat(4,1fr)}.card{padding:24px;border:1px solid var(--border);border-radius:18px;background:#fff;box-shadow:0 10px 30px rgba(20,20,20,.04)}.card h3{margin:4px 0 8px;color:var(--text);font-size:21px}.card p{margin:0;color:var(--muted)}.more{display:inline-flex;margin-top:12px;font-weight:800;color:#745000}.feature{display:grid;grid-template-columns:1.2fr .8fr;gap:24px}.feature-main{padding:32px;border:1px solid var(--border);border-radius:24px;background:#fff}.feature-main h2,.feature-main h3{font-size:32px;line-height:1.2;color:var(--text);margin:10px 0}.media-fallback{min-height:230px;border-radius:20px;background:linear-gradient(145deg,#fff6e0,#fff);display:grid;place-items:center;border:1px solid var(--yborder);font-weight:900;color:#9b6800}.media-img{border-radius:20px;object-fit:cover}.track{display:grid;grid-auto-flow:column;grid-auto-columns:minmax(260px,1fr);gap:16px;overflow-x:auto;padding-bottom:10px}.track .card{min-height:200px}.big-num{font-size:42px;font-weight:950;color:var(--brand);line-height:1}.pill-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}.pill{padding:18px;border:1px solid var(--yborder);border-radius:16px;background:#fff}.pill b{display:block;color:var(--text)}.timeline{display:grid}.timeline article{display:grid;grid-template-columns:140px 1fr;gap:20px;padding:20px 0;border-bottom:1px solid var(--border)}.timeline b{color:#805600}.prose{max-width:880px}.prose h2{font-size:30px;margin:1.5em 0 .35em}.prose h2:first-child{margin-top:0}.prose p{font-size:17px}.notice{padding:18px 20px;border-radius:16px;background:var(--soft);border:1px solid var(--yborder)}.faq{display:grid;gap:12px}.faq details{padding:18px 20px;border:1px solid var(--border);border-radius:16px;background:#fff}.faq summary{font-weight:850;color:var(--text);cursor:pointer}.faq p{color:var(--muted)}.site-footer{background:#1a1a1a;color:#f5f5f5;padding:60px 0 32px}.footer-brand{max-width:600px}.footer-brand .brand{color:#fff}.footer-brand b{display:block;color:var(--bright);margin-top:12px}.footer-brand p,.footer-note{color:#bbb}.footer-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;margin-top:32px}.footer-grid h2{font-size:14px;color:var(--bright)}.footer-grid a{display:block;padding:5px 0;color:#ddd}.footer-note{border-top:1px solid rgba(255,255,255,.12);padding-top:22px;margin-top:32px}.footer-bottom{display:flex;justify-content:space-between;color:#999}.overlay{position:fixed;inset:0;z-index:1490;background:rgba(0,0,0,.45);visibility:hidden;opacity:0;pointer-events:none}.overlay.open{visibility:visible;opacity:1;pointer-events:auto}.channel-panel{position:fixed;top:0;right:0;bottom:0;z-index:1500;width:min(460px,88vw);padding:20px;background:#fff;overflow:auto;transform:translateX(102%);visibility:hidden;pointer-events:none;transition:.25s}.channel-panel.open{transform:none;visibility:visible;pointer-events:auto}.panel-head{display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid var(--border);padding:10px 0}.panel-group{padding:14px 0}.panel-group h2{font-size:13px;color:#805600}.panel-group a{display:block;padding:10px 0;border-bottom:1px solid var(--border)}.panel-group b,.panel-group span{display:block}.panel-group span{font-size:14px;color:var(--muted)}.search-panel{position:fixed;top:var(--nav);left:0;right:0;z-index:1510;background:#fff;box-shadow:0 20px 40px rgba(0,0,0,.12);visibility:hidden;opacity:0;pointer-events:none}.search-panel.open{visibility:visible;opacity:1;pointer-events:auto}.search-box{display:flex;gap:10px;align-items:center;border:2px solid var(--brand);border-radius:15px;padding:0 16px;margin:20px 0}.search-box input{width:100%;height:52px;border:0;outline:0}.search-links{display:flex;flex-wrap:wrap;gap:10px;padding-bottom:24px}.search-links a{padding:8px 12px;border-radius:999px;background:var(--gray)}.mobile-bottom{display:none}
@media(max-width:950px){.desktop-nav{display:none}.grid-4,.pill-grid{grid-template-columns:repeat(2,1fr)}.grid-3{grid-template-columns:repeat(2,1fr)}.hero-grid,.feature{grid-template-columns:1fr}.hero-media{min-height:350px;order:2}.footer-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:700px){:root{--nav:64px}.nav-shell,.shell{padding-left:15px;padding-right:15px}.desktop-only{display:none}.mobile-only{display:block}.nav-shell>.brand{position:absolute;left:50%;transform:translateX(-50%);min-width:0}.brand img{height:31px}.page-intro{padding:40px 0 24px}.page-intro h1,.hero-copy h1{font-size:42px}.section{padding:50px 0}.grid-2,.grid-3,.grid-4,.pill-grid{grid-template-columns:1fr}.timeline article{grid-template-columns:1fr;gap:6px}.footer-grid{grid-template-columns:1fr 1fr}.footer-bottom{flex-direction:column;gap:8px}.search-panel{top:0;bottom:0;overflow:auto}.mobile-bottom{position:fixed;left:0;right:0;bottom:0;z-index:900;display:grid;grid-template-columns:repeat(5,1fr);background:rgba(255,255,255,.97);border-top:1px solid var(--border);padding-bottom:env(safe-area-inset-bottom)}.mobile-bottom a{min-height:58px;display:flex;flex-direction:column;align-items:center;justify-content:center;font-size:17px}.mobile-bottom span{font-size:11px}.site-footer{padding-bottom:calc(95px + env(safe-area-inset-bottom))}.track{grid-auto-columns:82vw}}
@media(prefers-reduced-motion:reduce){*,*:before,*:after{scroll-behavior:auto!important;transition:none!important}}

a:focus-visible,button:focus-visible,input:focus-visible{outline:3px solid rgba(255,184,0,.45);outline-offset:3px}
.panel-search-action{padding:8px 20px 24px}.panel-search-action .btn{width:100%}