:root{--bg:#0F0E0A;--deep:#080706;--panel:#1A1810;--soft:#242010;--title:#F5E6A8;--text:#E8DCB0;--muted:#B8A46A;--assist:#8A7A48;--yellow:#E8B923;--bright:#F3D056;--darkyellow:#A88212;--cream:#FFF6D8;--border:rgba(232,185,35,.18);--border-strong:rgba(232,185,35,.46);--shadow:0 12px 28px rgba(0,0,0,.40)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--text);font-family:Arial,"PingFang SC","Microsoft YaHei",sans-serif;font-size:15px;line-height:1.7;overflow-x:hidden}body.is-locked{overflow:hidden}a{color:inherit;text-decoration:none}button{font:inherit}img{display:block;max-width:100%;object-fit:contain;object-position:center}.shell{width:min(1120px,calc(100% - 32px));margin:0 auto}.topline{position:fixed;z-index:50;top:0;left:0;right:0;height:22px;background:var(--deep);color:var(--muted);font-size:12px;border-bottom:1px solid var(--border)}.topline-inner{height:22px;display:flex;align-items:center;justify-content:space-between}.icon-button{height:22px;padding:0 10px;border:0;background:transparent;color:var(--title);cursor:pointer}.racebar{position:fixed;z-index:49;top:22px;left:0;right:0;height:60px;background:#11100c;border-bottom:1px solid var(--border-strong)}.racebar-inner{height:60px;display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:16px}.brand-lockup{justify-self:start;display:inline-flex;align-items:center;min-height:44px;max-width:260px}.brand-image-slot:empty{display:none}.brand-logo{height:28px;width:auto}.brand-fallback{font-size:16px;font-weight:700;color:var(--title)}.brand-image-slot:not(:empty)+.brand-fallback{display:none}.menu-button,.app-link{min-height:44px;border-radius:11px;display:inline-flex;align-items:center;justify-content:center;font-size:14px;cursor:pointer}.menu-button{justify-self:center;min-width:88px;border:1px solid var(--border-strong);background:var(--panel);color:var(--title)}.app-link{justify-self:end;padding:0 18px;background:linear-gradient(135deg,#F3D056 0%,#E8B923 55%,#A88212 100%);color:#0F0E0A;font-weight:700}.daynav{position:fixed;z-index:48;top:82px;left:0;right:0;height:40px;background:#100f0b;border-bottom:1px solid var(--border)}.daynav-inner{height:40px;display:flex;align-items:center;justify-content:center;gap:8px}.daynav a{height:30px;min-width:72px;padding:0 16px;border-radius:999px;display:inline-flex;align-items:center;justify-content:center;color:var(--muted);font-size:13px}.daynav a.is-current{background:var(--yellow);color:#0F0E0A;font-weight:700}.site-main{padding-top:146px;min-height:70vh}.page-wrap{padding:0 0 64px}.hero,.content-card,.feature-card,.timeline-item,.shelf-card,.note-card,.faq-item{background:var(--panel);border:1px solid var(--border);box-shadow:var(--shadow);border-radius:12px}.hero{padding:28px;margin-bottom:22px}.eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--bright);font-size:13px;font-weight:700;letter-spacing:.08em;text-transform:uppercase}.hero h1{margin:8px 0 12px;color:var(--title);font-size:24px;line-height:1.3}.hero p{margin:0;color:var(--text)}.hero-actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:20px}.btn{min-height:42px;padding:0 18px;border-radius:10px;display:inline-flex;align-items:center;justify-content:center;font-size:14px;white-space:nowrap}.btn.primary{background:linear-gradient(135deg,#F3D056 0%,#E8B923 55%,#A88212 100%);color:#0F0E0A;font-weight:700}.btn.secondary{background:#11100c;color:var(--title);border:1px solid var(--border-strong)}.btn:hover,.btn:focus-visible,.menu-button:hover,.menu-button:focus-visible,.app-link:hover,.app-link:focus-visible,.icon-button:focus-visible{outline:2px solid var(--bright);outline-offset:2px}.image-slot{width:100%;background:#0c0b08;border:1px solid var(--border);border-radius:12px;display:flex;align-items:center;justify-content:center;overflow:hidden}.image-slot img{width:100%;height:100%;object-fit:contain}.banner-slot{height:260px;margin-bottom:18px}.slot-180{height:180px}.slot-200{height:200px}.slot-360{height:360px}.section{margin:24px 0}.section-head{display:flex;align-items:end;justify-content:space-between;gap:16px;margin-bottom:12px}.section-head h2,.content-card h2,.timeline h2{margin:0;color:var(--title);font-size:20px;line-height:1.35}.section-head p{margin:0;color:var(--muted);font-size:13px}.grid-3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}.grid-2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.feature-card,.content-card,.note-card{padding:18px}.feature-card h3,.content-card h3,.note-card h3,.shelf-card h3{margin:12px 0 8px;color:var(--title);font-size:16px}.feature-card p,.content-card p,.note-card p,.shelf-card p{margin:0 0 10px}.content-card ul,.content-card ol{margin:8px 0 0;padding-left:20px}.content-card li{margin:6px 0}.numbered{display:grid;gap:10px}.numbered article{display:grid;grid-template-columns:52px 1fr;gap:12px;padding:14px;border:1px solid var(--border);border-radius:10px;background:var(--soft)}.big-number{color:var(--bright);font-size:24px;font-weight:800}.timeline{display:grid;gap:14px}.timeline-item{position:relative;padding:18px 18px 18px 54px}.timeline-item:before{content:"";position:absolute;left:26px;top:24px;width:10px;height:10px;border-radius:50%;background:var(--yellow);box-shadow:0 0 0 5px rgba(232,185,35,.12)}.timeline-item:after{content:"";position:absolute;left:30px;top:38px;bottom:-22px;width:1px;background:var(--border-strong)}.timeline-item:last-child:after{display:none}.status{display:inline-flex;padding:2px 9px;border-radius:999px;background:var(--yellow);color:#0F0E0A;font-size:12px;font-weight:700}.shelf{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px}.shelf-card{padding:16px;min-height:180px;border:1px solid var(--border);background:linear-gradient(180deg,#1c1a11,#13120d);border-radius:12px}.shelf-mark{font-size:12px;color:var(--bright);font-weight:700;letter-spacing:.08em}.prose{display:grid;gap:16px}.prose .content-card{padding:22px}.prose p{margin:0 0 12px}.callout{padding:16px 18px;background:#11100c;border-left:3px solid var(--yellow);border-radius:0 10px 10px 0;color:var(--cream)}.faq-list{display:grid;gap:12px}.faq-item{padding:18px}.faq-item h2,.faq-item h3{margin:0 0 8px;color:var(--title);font-size:16px}.faq-item p{margin:0}.footer-top{display:grid;grid-template-columns:240px 1fr;gap:30px;padding:34px 0 24px}.site-footer{background:var(--deep);border-top:1px solid var(--border-strong);font-size:13px;color:var(--text)}.footer-brand{display:flex;flex-direction:column;gap:6px}.footer-logo-slot{min-height:28px}.footer-logo{height:28px;width:auto}.footer-brand strong{color:var(--title);font-size:16px}.footer-brand span{color:var(--muted)}.footer-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}.footer-grid h3{margin:0 0 10px;font-size:13px;color:var(--bright)}.footer-grid a{display:block;color:var(--muted);padding:3px 0}.footer-grid a:hover{color:var(--title)}.footer-note{border-top:1px solid var(--border);padding:18px 0 74px}.footer-note p{margin:4px 0;color:var(--muted)}.mask{position:fixed;z-index:80;inset:0;background:rgba(0,0,0,.66);opacity:0;visibility:hidden;pointer-events:none;transition:.2s}.mask.is-visible{opacity:1;visibility:visible;pointer-events:auto}.drawer{position:fixed;z-index:90;top:0;right:0;bottom:0;width:min(400px,86vw);background:#0e0d09;border-left:1px solid var(--border-strong);transform:translateX(100%);visibility:hidden;pointer-events:none;transition:transform .24s ease,visibility .24s;display:flex;flex-direction:column}.drawer.is-open{transform:translateX(0);visibility:visible;pointer-events:auto}.drawer-head{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:16px;border-bottom:1px solid var(--border)}.drawer-brand{display:flex;align-items:center;gap:10px}.drawer-logo{height:28px;width:auto}.drawer-brand span:last-child{display:flex;flex-direction:column}.drawer-brand small{color:var(--muted)}.drawer-close,.search-head button{min-height:44px;padding:0 12px;border-radius:10px;border:1px solid var(--border-strong);background:var(--panel);color:var(--title);cursor:pointer}.drawer-scroll{overflow:auto;padding:10px 16px 24px}.drawer section{margin:0 0 18px}.drawer h2{font-size:13px;color:var(--bright);margin:8px 0}.drawer a{display:block;padding:10px 12px;border-radius:10px;border:1px solid transparent}.drawer a:hover{border-color:var(--border);background:var(--panel)}.drawer a strong{display:block;color:var(--title);font-size:14px}.drawer a span{display:block;color:var(--muted);font-size:12px}.search-panel{position:fixed;z-index:70;left:0;right:0;top:82px;visibility:hidden;opacity:0;pointer-events:none;transition:.18s;padding:14px 16px}.search-panel.is-open{visibility:visible;opacity:1;pointer-events:auto}.search-card{width:min(760px,100%);margin:0 auto;background:#12110c;border:1px solid var(--border-strong);box-shadow:var(--shadow);border-radius:12px;padding:18px}.search-head{display:flex;justify-content:space-between;align-items:center}.search-head h2{margin:0;color:var(--title);font-size:20px}.search-card p{color:var(--muted)}.search-presets{display:flex;gap:8px;flex-wrap:wrap}.search-presets a{min-height:40px;padding:0 14px;border-radius:10px;display:inline-flex;align-items:center;background:var(--soft);border:1px solid var(--border);color:var(--title)}.mobile-bottom{display:none}
@media (max-width:860px){.grid-3,.grid-2{grid-template-columns:1fr}.shelf{grid-template-columns:repeat(2,minmax(0,1fr))}.footer-top{grid-template-columns:1fr}.footer-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:640px){.daynav{display:none}.site-main{padding-top:104px}.topline-inner{width:calc(100% - 24px)}.racebar-inner{width:calc(100% - 24px);grid-template-columns:1fr auto 1fr;gap:8px}.brand-lockup{min-width:0;overflow:hidden}.brand-logo{height:24px}.brand-fallback{font-size:14px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.menu-button{min-width:72px}.app-link{padding:0 12px;white-space:nowrap}.hero{padding:20px}.banner-slot{height:260px}.slot-360{height:320px}.shelf{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr 1fr}.footer-note{padding-bottom:92px}.mobile-bottom{position:fixed;z-index:45;left:0;right:0;bottom:0;height:calc(48px + env(safe-area-inset-bottom));padding-bottom:env(safe-area-inset-bottom);display:grid;grid-template-columns:repeat(5,1fr);background:#0b0a07;border-top:1px solid var(--border-strong)}.mobile-bottom a{display:flex;align-items:center;justify-content:center;font-size:12px;color:var(--muted)}.mobile-bottom a.is-current{background:var(--yellow);color:#0F0E0A;font-weight:700}.search-panel{top:0;bottom:0;padding:0;background:#0b0a07}.search-card{width:100%;height:100%;border:0;border-radius:0;padding:28px 16px;overflow:auto}.image-slot{border-radius:10px}.section{margin:18px 0}.numbered article{grid-template-columns:44px 1fr}.footer-top{padding-top:28px}}