:root{font-family:system-ui,sans-serif;color:#24384b;background:#f4f7fb;font-size:14px}*{box-sizing:border-box}body{margin:0}header{position:sticky;top:0;z-index:2;background:#fff;border-bottom:1px solid #ced9e3;padding:14px 24px}h1{font-size:20px;margin:0 0 10px}.search{display:flex;align-items:center;gap:8px;flex-wrap:nowrap;overflow-x:auto;padding-bottom:4px}.search>label,.search>button,.search>#count{flex:none;white-space:nowrap}.search input{flex:1 1 180px;min-width:100px;width:180px;max-width:320px}input,button{font:inherit;padding:7px 10px;border:1px solid #b4c4d4;border-radius:6px;background:#fff}input{width:min(420px,50vw)}button{cursor:pointer}.layout{display:grid;grid-template-columns:280px minmax(0,1fr);max-width:1680px;margin:auto;gap:24px;padding:24px}nav{position:sticky;top:160px;align-self:start;max-height:calc(100vh - 180px);overflow:auto;padding-right:6px}nav h2{font-size:16px;margin-top:0}nav ul{list-style:none;margin:0;padding:0}nav ul ul{padding-left:14px;border-left:1px solid #d7e1eb;margin-left:5px}nav li{margin:1px 0}nav a{display:block;padding:5px 6px;color:#1769a9;overflow-wrap:anywhere;text-decoration:none;border-radius:4px}nav a:hover{background:#e8f0f7;text-decoration:underline}main{min-width:0;background:#fff;padding:28px 36px;line-height:1.8;overflow-wrap:anywhere}main h1,main h2,main h3,main h4,main p,main li{scroll-margin-top:180px}main h1{font-size:24px;margin:0 0 20px}main h2{font-size:21px;border-bottom:1px solid #ced9e3;padding-bottom:5px;margin:30px 0 12px}main h3{font-size:18px;margin:20px 0 10px}main h4{font-size:16px}main p{white-space:pre-wrap;margin:6px 0}mark{background:#fff09b;color:#182c40}mark.current{background:#ffbd59;outline:2px solid #995700}code{background:#edf1f5}blockquote{border-left:3px solid #a4b9ca;margin-left:0;padding-left:16px}@media(max-width:750px){.layout{grid-template-columns:1fr}nav{position:static;max-height:240px}main{padding:16px}}
.reader-actions{display:flex;align-items:center;justify-content:flex-end;gap:8px;flex:none}.reader-actions button,.usap-rulebook-link{min-height:34px;padding:6px 12px;white-space:nowrap}.usap-rulebook-link{display:inline-flex;align-items:center;justify-content:center;border:1px solid #1769c2;border-radius:6px;background:#1769c2;color:#fff;text-decoration:none;font-weight:700}.usap-rulebook-link::after{content:"↗";margin-left:6px;font-size:12px}.usap-rulebook-link:hover{background:#0d4f98;border-color:#0d4f98}.usap-rulebook-link:focus-visible{outline:3px solid #f3b61f;outline-offset:2px}.layout nav{scroll-margin-top:160px}

.return-to-tournament{display:inline-flex;align-items:center;gap:8px;margin:0 0 12px;padding:9px 16px;border:0;border-radius:8px;background:#1769c2;color:#fff;font-weight:700;box-shadow:0 2px 5px #17324b40}.return-to-tournament::before{content:"←";font-size:18px;line-height:1}.return-to-tournament:hover{background:#0d4f98}.return-to-tournament:focus-visible{outline:3px solid #f3b61f;outline-offset:2px}

.rulebook-title-row{display:flex;align-items:center;flex:none;gap:8px 12px;margin:0;white-space:nowrap}.rulebook-title-row h1{margin:0}.original-source-link{display:inline-flex;align-items:center;flex:none;padding:6px 10px;border:1px solid #1769c2;border-radius:6px;background:#e8f0f7;color:#14548f;font-size:13px;font-weight:700;text-decoration:none;white-space:nowrap}.original-source-link:hover{background:#d7e8f8}.original-source-link:focus-visible{outline:3px solid #1769c2;outline-offset:2px}

.search .reader-actions{margin-left:0;flex-wrap:nowrap;flex:none}
@media(max-width:1100px){.search{gap:6px}.rulebook-title-row{gap:6px}.rulebook-title-row h1{font-size:16px}.search .reader-actions{gap:4px}.search .reader-actions button{padding:6px 8px}}

.rulebook-top-row{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:12px}.rulebook-top-row .return-to-tournament{margin:0;flex:none}.rulebook-top-row .usap-rulebook-link{min-width:0;white-space:normal;text-align:center}

@media(max-width:750px){header{padding:12px 16px}.search{flex-wrap:wrap;overflow-x:visible}.rulebook-title-row{flex:1 1 100%;min-width:0;flex-wrap:wrap;white-space:normal}.rulebook-title-row h1{min-width:0;overflow-wrap:anywhere}.search input{flex:1 1 120px;max-width:none}.search .reader-actions{margin-left:0;flex-wrap:wrap}.search>#count{white-space:normal;overflow-wrap:anywhere;max-width:100%}}

@media(max-width:1024px) and (orientation:portrait){.layout{grid-template-columns:1fr}.layout nav{position:static;max-height:none;overflow:visible;padding-right:0}}

.rulebook-top-actions{display:flex;align-items:center;justify-content:flex-end;gap:8px;min-width:0}.language-label{position:relative;display:inline-flex;align-items:center;justify-content:center;width:32px;height:36px;border-radius:7px;cursor:pointer;flex:none}.language-label img{display:block;width:24px;height:16px;object-fit:cover;border-radius:2px;box-shadow:0 0 0 1px #ffffff40}.language-label:focus-within{outline:2px solid #75b9ff;outline-offset:2px}.language-label select{position:absolute;inset:0;width:100%;max-width:none;min-height:0;padding:0;opacity:0;cursor:pointer}

#tocJump{background:#15803d;border-color:#15803d;color:#fff;font-weight:700}#tocJump:hover{background:#166534;border-color:#166534}#tocJump:focus-visible{outline:3px solid #f3b61f;outline-offset:2px}