:root{--cream:#FFF8E7;--cream2:#FFFDF6;--sand:#F3E6C4;--yellow:#F5C518;--deep-yellow:#D4A40F;--ink:#111111;--text:#2B2B2B;--muted:#5C5346;--soft:#7A7266;--line:rgba(17,17,17,.14);--shadow:0 14px 36px rgba(17,17,17,.12);--max:1120px;--header:64px}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--cream);color:var(--text);font-family:Arial,"Microsoft YaHei","PingFang SC",sans-serif;line-height:1.75;overflow-x:hidden}a{color:inherit;text-decoration:none}button{font:inherit}.site-header{position:fixed;z-index:60;top:0;left:0;right:0}.top-strip{height:14px;background:var(--yellow);color:var(--ink);display:flex;align-items:center;justify-content:space-between;padding:0 max(16px,calc((100vw - var(--max))/2));font-size:10px;font-weight:700}.strip-brand{white-space:nowrap}.text-button{border:0;background:transparent;color:var(--ink);padding:0 2px;cursor:pointer;font-size:10px}.main-bar{height:50px;background:var(--ink);color:var(--cream);display:grid;grid-template-columns:auto 1fr auto;gap:18px;align-items:center;padding:0 max(16px,calc((100vw - var(--max))/2));border-bottom:1px solid rgba(245,197,24,.25)}.brand-link{display:flex;align-items:center;min-width:150px}.brand-logo{display:block;height:26px;max-width:170px;object-fit:contain}.brand-fallback{font-weight:800;color:var(--cream)}.desktop-links{display:flex;justify-content:center;gap:6px;min-width:0}.desktop-links a,.bar-actions a,.menu-button{min-height:40px;display:inline-flex;align-items:center;justify-content:center;padding:0 12px;border-radius:10px;border:1px solid transparent;background:transparent;color:var(--cream);cursor:pointer;font-size:14px}.desktop-links a:hover,.bar-actions a:hover,.menu-button:hover,.desktop-links a:focus-visible,.bar-actions a:focus-visible,.menu-button:focus-visible{border-color:var(--yellow);outline:none}.desktop-links a.is-active{background:var(--yellow);color:var(--ink);font-weight:800}.bar-actions{display:flex;gap:8px;align-items:center}.menu-button{border-color:rgba(255,248,231,.25)}.app-link{background:var(--yellow)!important;color:var(--ink)!important;font-weight:800}.page-main{padding-top:calc(var(--header) + 28px);min-height:70vh}.wrap{width:min(var(--max),calc(100% - 32px));margin:0 auto}.hero-band{background:var(--ink);color:var(--cream);border-radius:14px;padding:32px;margin-bottom:24px}.eyebrow{display:inline-block;color:var(--yellow);font-weight:800;letter-spacing:.08em;font-size:13px}.hero-band h1,.page-title h1{font-size:clamp(28px,4vw,32px);line-height:1.25;margin:10px 0 14px;color:inherit}.hero-band p{max-width:760px;margin:0 0 20px}.actions{display:flex;flex-wrap:wrap;gap:10px}.btn{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:9px 16px;border-radius:10px;border:1px solid var(--deep-yellow);font-weight:800}.btn-dark{background:var(--ink);color:var(--yellow)}.hero-band .btn-dark{border-color:var(--yellow)}.btn-yellow{background:var(--yellow);color:var(--ink)}.btn-soft{background:var(--cream2);color:var(--ink)}.section{padding:24px 0}.section-head{display:flex;align-items:end;justify-content:space-between;gap:20px;margin-bottom:16px}.section-head h2{margin:0;font-size:24px;color:var(--ink)}.section-head p{margin:0;color:var(--muted);max-width:650px}.grid-2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}.grid-3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}.grid-4{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}.card{background:var(--cream2);border:1px solid var(--line);border-radius:12px;padding:18px;box-shadow:0 7px 20px rgba(17,17,17,.06)}.card h2,.card h3{margin-top:0;color:var(--ink);line-height:1.35}.card p:last-child{margin-bottom:0}.media-slot{background:var(--sand);border:1px solid var(--line);border-radius:12px;min-height:180px;display:flex;align-items:center;justify-content:center;padding:10px;overflow:hidden}.media-slot img{width:100%;height:100%;max-height:250px;object-fit:contain;object-position:center}.media-slot.app img{max-height:420px;width:auto;max-width:100%}.media-fallback{font-weight:800;color:var(--ink);text-align:center;padding:24px}.split{display:grid;grid-template-columns:1fr 1fr;gap:24px;align-items:stretch}.feature{background:var(--cream2);border:1px solid var(--line);border-radius:14px;padding:22px}.feature h2{margin-top:0}.status{background:var(--yellow);color:var(--ink);border-radius:12px;padding:20px}.status h3{margin:0 0 8px}.page-title{background:var(--cream2);border:1px solid var(--line);border-radius:14px;padding:28px;margin-bottom:22px}.page-title p{max-width:800px;margin-bottom:0}.prose{background:var(--cream2);border:1px solid var(--line);border-radius:14px;padding:26px}.prose h2{font-size:22px;margin:28px 0 10px;color:var(--ink)}.prose h2:first-child{margin-top:0}.prose h3{color:var(--ink);margin-top:24px}.prose p{margin:0 0 14px}.prose ul{padding-left:22px}.note{border-left:4px solid var(--yellow);background:#fff4c5;padding:14px 16px;border-radius:0 10px 10px 0;color:var(--ink)}.topic-list{display:grid;gap:14px}.topic-item{display:grid;grid-template-columns:110px 1fr;gap:16px;border-bottom:1px solid var(--line);padding:15px 0}.topic-item:last-child{border-bottom:0}.topic-item strong{color:var(--ink)}.faq-list details{background:var(--cream2);border:1px solid var(--line);border-radius:12px;padding:0 18px;margin-bottom:12px}.faq-list summary{cursor:pointer;font-weight:800;color:var(--ink);padding:16px 0}.faq-list p{padding:0 0 16px;margin:0}.site-footer{background:var(--ink);color:var(--yellow);margin-top:48px;padding:34px 0 calc(34px + env(safe-area-inset-bottom))}.footer-inner{width:min(var(--max),calc(100% - 32px));margin:auto}.footer-brand{display:flex;align-items:center;gap:14px;margin-bottom:24px}.footer-logo{height:28px;max-width:180px;object-fit:contain}.footer-brand strong{display:block}.footer-brand span{display:block;font-size:12px;color:var(--cream)}.footer-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:24px}.footer-grid h2{font-size:15px;margin:0 0 10px;color:var(--yellow)}.footer-grid a{display:block;color:var(--cream);font-size:14px;padding:3px 0}.footer-note,.copyright{color:var(--cream);font-size:13px;border-top:1px solid rgba(245,197,24,.2);padding-top:16px;margin-top:22px}.copyright{border-top:0;margin-top:8px;padding-top:0}.overlay{position:fixed;z-index:70;inset:64px 0 0;background:rgba(17,17,17,.46);opacity:0;visibility:hidden;pointer-events:none;transition:.2s}.overlay.is-open{opacity:1;visibility:visible;pointer-events:auto}.clip-drawer,.search-panel{position:fixed;z-index:80;visibility:hidden;pointer-events:none;opacity:0;transform:translateY(-8px);transition:.2s;background:var(--cream2);border:1px solid var(--line);box-shadow:var(--shadow)}.clip-drawer.is-open,.search-panel.is-open{visibility:visible;pointer-events:auto;opacity:1;transform:none}.clip-drawer{top:68px;right:max(16px,calc((100vw - var(--max))/2));width:400px;height:440px;overflow:auto;border-radius:12px}.drawer-head,.search-head{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:16px;border-bottom:1px solid var(--line)}.drawer-brand{display:flex;align-items:center;gap:10px;color:var(--ink)}.drawer-brand img{height:24px;max-width:150px;object-fit:contain}.close-button{min-height:44px;padding:0 12px;border-radius:10px;border:1px solid var(--deep-yellow);background:var(--cream);color:var(--ink);cursor:pointer}.drawer-groups{display:grid;grid-template-columns:1fr 1fr;padding:12px}.drawer-groups section{padding:8px}.drawer-groups h2{font-size:14px;margin:0 0 6px;color:var(--muted)}.drawer-groups a{display:block;padding:8px;border-radius:10px}.drawer-groups a:hover{background:#fff3b0}.drawer-groups b,.drawer-groups span{display:block}.drawer-groups b{font-size:14px;color:var(--ink)}.drawer-groups span{font-size:11px;color:var(--muted);line-height:1.5}.search-panel{top:76px;left:50%;transform:translate(-50%,-8px);width:min(480px,calc(100% - 32px));border-radius:12px}.search-panel.is-open{transform:translate(-50%,0)}.search-head strong{color:var(--ink)}.search-head p{margin:2px 0 0;color:var(--muted);font-size:13px}.search-look{margin:16px;background:var(--sand);border:1px solid var(--line);border-radius:10px;padding:12px;color:var(--muted);font-size:14px}.search-links{display:grid;grid-template-columns:repeat(2,1fr);gap:10px;padding:0 16px 16px}.search-links a{min-height:44px;border:1px solid var(--deep-yellow);background:var(--yellow);color:var(--ink);border-radius:10px;display:flex;align-items:center;justify-content:center;font-weight:700}.panel-open{overflow:hidden}.mobile-bottom{display:none}
@media(max-width:900px){.desktop-links{display:none}.main-bar{grid-template-columns:1fr auto}.brand-link{min-width:0}.grid-4{grid-template-columns:repeat(2,minmax(0,1fr))}.grid-3{grid-template-columns:1fr 1fr}.footer-grid{grid-template-columns:1fr 1fr}.split{grid-template-columns:1fr}.page-main{padding-top:86px}}
@media(max-width:640px){:root{--header:64px}.top-strip{padding:0 16px}.main-bar{padding:0 16px;gap:8px}.brand-logo{max-width:124px;height:24px}.brand-fallback{font-size:14px}.bar-actions{gap:6px}.menu-button,.bar-actions a{padding:0 10px;font-size:13px}.wrap{width:min(100% - 32px,var(--max))}.hero-band{padding:24px 18px}.grid-2,.grid-3,.grid-4{grid-template-columns:1fr}.clip-drawer{top:64px;right:8px;width:calc(100% - 16px);height:64vh}.drawer-groups{grid-template-columns:1fr 1fr}.search-panel{top:70px;width:calc(100% - 20px)}.footer-grid{grid-template-columns:1fr 1fr;gap:18px}.page-main{padding-bottom:74px}.site-footer{padding-bottom:calc(92px + env(safe-area-inset-bottom))}.mobile-bottom{position:fixed;z-index:55;left:0;right:0;bottom:0;height:calc(50px + env(safe-area-inset-bottom));padding-bottom:env(safe-area-inset-bottom);display:grid;grid-template-columns:repeat(5,1fr);background:var(--ink);border-top:1px solid rgba(245,197,24,.3)}.mobile-bottom a{display:flex;align-items:center;justify-content:center;color:var(--cream);font-size:12px;min-width:0}.mobile-bottom a.is-active{background:var(--yellow);color:var(--ink);font-weight:800}.media-slot{min-height:150px}.topic-item{grid-template-columns:1fr}.section-head{align-items:flex-start;flex-direction:column;gap:4px}}