:root{--bg:#FFFCF6;--bg2:#F8F3E8;--goldbg:#F3E4BC;--soft:#F3F1EC;--title:#1C170D;--text:#393124;--muted:#6B604C;--note:#8A7C61;--gold:#C99A27;--lightgold:#E1BE5B;--warm:#E7C04E;--deepgold:#9A6E12;--cream:#FBF0CE;--brown:#211B10;--border:rgba(154,110,18,.18);--border2:rgba(201,154,39,.42);--shadow:0 14px 36px rgba(61,45,15,.09);--gshadow:0 14px 32px rgba(201,154,39,.14);--max:1320px}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:120px}body{margin:0;background:var(--bg);color:var(--text);font-family:Arial,"Noto Sans SC","Microsoft YaHei",sans-serif;line-height:1.8;overflow-x:hidden}a{color:inherit;text-decoration:none}img{display:block;max-width:100%;height:auto}button,input{font:inherit}a,button,input,summary{touch-action:manipulation}.shell{width:min(calc(100% - 40px),var(--max));margin:auto}.age-line{height:26px;background:var(--brown);color:var(--cream);font-size:12px;letter-spacing:.04em}.age-line .shell{height:100%;display:flex;align-items:center;justify-content:space-between;gap:16px}.site-header{position:sticky;top:0;z-index:80;background:rgba(255,252,246,.97);border-bottom:1px solid var(--border2);box-shadow:0 6px 20px rgba(61,45,15,.05);backdrop-filter:blur(12px)}.header-grid{min-height:76px;display:grid;grid-template-columns:1fr auto 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var(--border);padding:26px;background:var(--bg)}.raceway:nth-child(1){grid-area:a}.raceway:nth-child(2){grid-area:b}.raceway:nth-child(3){grid-area:c}.raceway:nth-child(4){grid-area:d}.raceway .num,.task-item .num,.chapter-no{font-size:28px;color:var(--gold);font-weight:800;line-height:1}.link-arrow{display:inline-block;margin-top:12px;color:var(--deepgold);font-weight:700}.status-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}.status-card{padding:18px;border-top:1px solid var(--gold);background:var(--soft)}.spread{display:grid;grid-template-columns:1fr 1fr;gap:44px;align-items:center}.spread>div:nth-child(2){margin-top:70px}.task-list{border-top:1px solid var(--border)}.task-item{display:grid;grid-template-columns:70px 1fr;gap:20px;padding:24px 0;border-bottom:1px solid var(--border)}.program-list{display:grid;gap:0;border-top:1px solid var(--border)}.program-row{display:grid;grid-template-columns:120px 1fr auto;gap:22px;padding:18px 0;border-bottom:1px solid 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var(--border2);box-shadow:var(--shadow);padding:28px;border-radius:12px;outline:none}.search-card h2{margin:2px 0 0;color:var(--title)}.search-card label{display:block;color:var(--muted);margin-bottom:9px}.search-card input{width:100%;min-height:50px;border:1px solid var(--border2);background:white;padding:0 14px;border-radius:8px;outline:none}.search-results{display:grid;grid-template-columns:repeat(2,1fr);gap:8px;margin-top:16px}.search-results a{padding:11px 12px;border:1px solid var(--border);border-radius:8px}.search-empty{color:var(--muted)}.mobile-nav{display:none}.modal-open{overflow:hidden}a:focus-visible,button:focus-visible,input:focus-visible,summary:focus-visible{outline:3px solid var(--lightgold);outline-offset:3px}
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@media(max-width:760px){body{padding-bottom:62px}.shell{width:min(calc(100% - 32px),var(--max))}.age-line{height:auto;min-height:26px}.age-line .shell{padding:4px 0;font-size:10px}.header-grid{min-height:68px;grid-template-columns:44px 1fr auto;gap:8px}.button-text,.rule-link,.search-trigger{display:none}.header-left{display:block}.brand-lockup{min-width:0;font-size:18px}.brand-lockup img{max-height:30px}.header-right .header-link{padding:0 10px;min-height:48px}.stage-index{grid-template-columns:repeat(2,1fr);padding:8px 0}.stage-index-item{min-height:76px;padding:10px;border-right:0;border-bottom:1px solid var(--border)}.stage-index-item:nth-child(odd){border-right:1px solid var(--border)}.stage-index-item small{font-size:11px}.page-hero,.home-section{padding:38px 0}.section-head,.grid-2,.grid-3,.grid-4,.asym-grid,.spread,.chapters,.footer-groups{grid-template-columns:1fr}.section-head{gap:10px}.raceways{grid-template-columns:1fr;grid-template-areas:"a" "b" "c" "d"}.status-grid{grid-template-columns:1fr}.spread>div:nth-child(2){margin-top:0}.task-item{grid-template-columns:50px 1fr}.program-row{grid-template-columns:1fr;gap:4px}.road-step{padding:4px 0}.channel-panel{top:auto;bottom:0}.panel-inner{width:100%;max-height:82vh;border-radius:18px 18px 0 0;padding:20px}.channel-grid{grid-template-columns:1fr 1fr;gap:16px}.channel-grid a small{display:none}.search-results{grid-template-columns:1fr}.mobile-nav{position:fixed;left:0;right:0;bottom:0;z-index:90;display:grid;grid-template-columns:repeat(5,1fr);min-height:58px;padding-bottom:env(safe-area-inset-bottom);background:var(--bg);border-top:1px solid var(--border2);box-shadow:0 -8px 24px rgba(61,45,15,.08)}.mobile-nav a{min-height:58px;display:flex;align-items:center;justify-content:center;position:relative;font-size:13px}.mobile-nav a.is-current{background:var(--cream);color:var(--title)}.mobile-nav a.is-current:before{content:"";position:absolute;left:28%;right:28%;top:0;height:3px;background:var(--gold);pointer-events:none}.site-footer{padding-bottom:90px}.media-landscape{min-height:180px}.media-placeholder{min-height:200px}.page-hero p,.lead{font-size:16px}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important;animation:none!important}}