:root{--primary:#1d5fa8;--accent:#0f9d8a;--bg:#f5f7fb;--card:#fff;--text:#1b2430;--muted:#5d6b7a;--line:#dde3ea;--warn:#b45309;--warnbg:#fff7e6;--bad:#b42318;--badbg:#fdecec;--okbg:#eaf4ff;--r:12px;--nav:250px}
*{box-sizing:border-box}html{-webkit-text-size-adjust:100%}
body{margin:0;font:16px/1.5 system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;background:var(--bg);color:var(--text);padding-bottom:calc(64px + env(safe-area-inset-bottom))}
a{color:var(--primary)}h1{font-size:1.6rem;margin:.2em 0}h2{font-size:1.15rem;margin:.1em 0 .6em}h3{font-size:1rem;margin:1em 0 .4em}
.lead{color:var(--muted);margin-top:0}.muted{color:var(--muted)}.small{font-size:.85rem}
.demo-banner{background:#7a1f1f;color:#fff;font-size:.8rem;text-align:center;padding:4px 8px}
.topbar{position:sticky;top:0;z-index:30;display:flex;align-items:center;gap:10px;background:var(--primary);color:#fff;padding:8px 12px;padding-top:max(8px,env(safe-area-inset-top))}
.brand{display:flex;align-items:center;gap:8px;color:#fff;text-decoration:none;font-weight:700;font-size:1.1rem}.build{margin-left:auto;opacity:.7;font-size:.75rem}
.icon-btn{background:none;border:0;color:#fff;font-size:1.5rem;width:44px;height:44px;cursor:pointer;border-radius:8px}
.layout{display:flex}
.sidenav{position:fixed;top:0;left:0;bottom:0;width:min(82vw,var(--nav));background:var(--card);border-right:1px solid var(--line);transform:translateX(-100%);transition:transform .2s;z-index:40;overflow-y:auto;padding-top:env(safe-area-inset-top)}
.sidenav.open{transform:none;box-shadow:0 0 40px #0004}
.sidenav ul{list-style:none;margin:0;padding:8px}.sidenav a{display:block;padding:11px 12px;border-radius:8px;text-decoration:none;color:var(--text)}
.sidenav a.active,.sidenav a:hover{background:var(--okbg);color:var(--primary);font-weight:600}
.scrim{position:fixed;inset:0;background:#0005;z-index:35}
main{flex:1;min-width:0;padding:16px;max-width:1100px;margin:0 auto;outline:none}
.bottomnav{position:fixed;bottom:0;left:0;right:0;display:flex;background:var(--card);border-top:1px solid var(--line);z-index:30;padding-bottom:env(safe-area-inset-bottom)}
.bottomnav a,.bottomnav button{flex:1;display:flex;flex-direction:column;align-items:center;padding:6px 2px;text-decoration:none;color:var(--muted);background:none;border:0;font:inherit;font-size:1.2rem;min-height:56px;cursor:pointer}
.bottomnav small{font-size:.68rem}.bottomnav .active{color:var(--primary)}
@media(min-width:900px){
 body{padding-bottom:0}.bottomnav,#menuBtn{display:none}
 .sidenav{position:sticky;top:60px;height:calc(100vh - 60px);transform:none;z-index:1}.scrim{display:none}
 main{padding:24px 32px}}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:16px;margin:0 0 16px}
.card.narrow{max-width:460px}
.grid2{display:grid;grid-template-columns:1fr;gap:12px 16px}
@media(min-width:700px){.grid2{grid-template-columns:1fr 1fr}}
.grid2>.card{margin:0}.full{grid-column:1/-1}
label{display:block;font-size:.88rem;font-weight:600;color:var(--muted)}
input,select,textarea{display:block;width:100%;margin-top:4px;padding:10px;border:1px solid var(--line);border-radius:8px;font:inherit;color:var(--text);background:#fff;min-height:44px}
input[type=checkbox]{display:inline-block;width:20px;height:20px;min-height:0;margin:0 6px 0 0;vertical-align:middle}
input[type=color]{padding:2px;height:44px}textarea.mono{font-family:ui-monospace,monospace;font-size:.8rem}
.row{display:flex;gap:8px;align-items:flex-end;flex-wrap:wrap}.row input{flex:1;min-width:180px}
.btn{display:inline-block;background:var(--primary);color:#fff;border:0;border-radius:8px;padding:10px 16px;font:inherit;font-weight:600;cursor:pointer;text-decoration:none;min-height:44px;margin:4px 0}
.btn.ghost{background:transparent;color:var(--primary);border:1px solid var(--primary)}.btn.small{padding:6px 12px;min-height:36px;font-size:.9rem}
.btn.danger{background:var(--bad)}.link{background:none;border:0;color:var(--primary);cursor:pointer;font:inherit;padding:4px;text-decoration:underline}.link.danger{color:var(--bad)}
.pill{display:inline-block;background:var(--okbg);color:var(--primary);border-radius:99px;padding:1px 10px;font-size:.78rem;font-weight:600}.pill.accent{background:var(--accent);color:#fff}
.alert{border-radius:10px;padding:10px 12px;margin:8px 0;background:var(--okbg);border-left:4px solid var(--primary)}
.alert.soon{background:var(--warnbg);border-color:var(--warn)}.alert.overdue{background:var(--badbg);border-color:var(--bad)}
.timeline{list-style:none;padding:0;margin:0 0 16px;border-left:3px solid var(--line);margin-left:8px}
.timeline>li{position:relative;padding:0 0 10px 18px}.timeline>li:before{content:"";position:absolute;left:-9px;top:14px;width:14px;height:14px;border-radius:50%;background:var(--line)}
.timeline>li.current:before{background:var(--accent)}
.timeline summary,.role summary,.edit summary,details.card summary{cursor:pointer;padding:10px 0;list-style-position:outside}
.stage{background:var(--card);border:1px solid var(--line);border-radius:10px;padding:12px}
.entry{display:flex;justify-content:space-between;gap:8px;border-top:1px dashed var(--line);padding:8px 0}
.cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(230px,1fr));gap:10px}.mini{border:1px solid var(--line);border-radius:10px;padding:10px;background:#fbfcfe;word-break:break-word}
.role,.edit{border-bottom:1px solid var(--line)}.edit form{padding-bottom:12px}
.chip{display:block;text-align:left;width:100%;background:#fbfcfe;border:1px solid var(--line);border-radius:8px;padding:8px 10px;margin:4px 0;font:inherit;cursor:pointer;min-height:44px}.chip:hover{border-color:var(--primary)}
.qlist,.checks,.tasks{list-style:none;padding:0}.qlist li,.checks li,.tasks li{padding:8px 0;border-bottom:1px solid var(--line)}
.qlist li{display:grid;grid-template-columns:1fr auto;gap:4px}.qlist .ans{grid-column:1}.done{opacity:.6}.done b,.done label{text-decoration:line-through}
.tasks li{display:flex;flex-wrap:wrap;gap:4px 12px;align-items:center;justify-content:space-between}.tasks li.late{border-left:4px solid var(--bad);padding-left:8px}
.checks label{font-weight:400;color:var(--text);font-size:1rem}
.progress{height:8px;background:var(--line);border-radius:9px;overflow:hidden;margin-bottom:8px}.progress span{display:block;height:100%;background:var(--accent)}
.quote{background:#f7f9fc;border-left:4px solid var(--accent);padding:10px 12px;border-radius:6px;white-space:pre-wrap}
.search{margin-bottom:12px}
.tabs{display:flex;gap:6px;overflow-x:auto;padding-bottom:6px;margin-bottom:12px;-webkit-overflow-scrolling:touch}
.tabs a{white-space:nowrap;padding:8px 12px;border:1px solid var(--line);border-radius:99px;text-decoration:none;background:var(--card);font-size:.9rem}.tabs a.active{background:var(--primary);color:#fff;border-color:var(--primary)}
.letter{white-space:pre-wrap;background:#fff;border:1px solid var(--line);padding:14px;border-radius:8px;font:15px/1.5 Georgia,serif;max-height:60vh;overflow:auto}
.table{overflow-x:auto}table{border-collapse:collapse;width:100%;font-size:.9rem}th,td{text-align:left;vertical-align:top;padding:8px;border-bottom:1px solid var(--line)}
.kv th{width:32%;color:var(--muted);font-weight:600}.kv td{word-break:break-all}.kv pre{margin:0;white-space:pre-wrap;font-size:.8rem}
.switch{display:flex;align-items:center;padding:10px 0;color:var(--text);font-size:1rem;border-bottom:1px solid var(--line)}
code{background:#eef2f7;padding:1px 5px;border-radius:4px;font-size:.85em}
.toast{position:fixed;left:50%;bottom:80px;transform:translateX(-50%) translateY(20px);background:#1b2430;color:#fff;padding:10px 16px;border-radius:8px;opacity:0;transition:.2s;pointer-events:none;z-index:50}.toast.show{opacity:1;transform:translateX(-50%)}
@media print{.topbar,.sidenav,.bottomnav,.demo-banner,.btn,.tabs,form{display:none!important}main{padding:0}.card{border:0}}