:root{--bg: #0e1116;--panel: #171c24;--panel-2: #1e2530;--border: #2b3442;--text: #e8edf4;--muted: #8a97a8;--accent: #4fa3ff;--accent-soft: rgba(79, 163, 255, .14);--good: #4ade80;--warn: #fbbf24;--bad: #f87171;--radius: 10px}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif;font-size:15px;line-height:1.5}.container{max-width:980px;margin:0 auto;padding:24px 20px 80px}.brand{display:flex;align-items:baseline;gap:10px;margin-bottom:28px}.brand h1{font-size:20px;margin:0;letter-spacing:.2px}.brand h1 a{color:var(--text);text-decoration:none}.brand .tagline{color:var(--muted);font-size:13px}.card{background:var(--panel);border:1px solid var(--border);border-radius:var(--radius);padding:20px;margin-bottom:18px}.card h2{margin:0 0 14px;font-size:16px}.card h3{margin:0 0 10px;font-size:14px;color:var(--muted);text-transform:uppercase;letter-spacing:.6px}.row{display:flex;gap:12px;flex-wrap:wrap}.field{display:flex;flex-direction:column;gap:5px;flex:1;min-width:150px}.field label{font-size:12.5px;color:var(--muted)}input,select,button{font:inherit;color:var(--text);background:var(--panel-2);border:1px solid var(--border);border-radius:7px;padding:9px 12px;outline:none}input:focus,select:focus{border-color:var(--accent)}input::placeholder{color:#5b6879}button{cursor:pointer;transition:filter .12s}button:hover{filter:brightness(1.15)}button.primary{background:var(--accent);border-color:var(--accent);color:#08131f;font-weight:600}button.ghost{background:transparent}button:disabled{opacity:.5;cursor:default}a{color:var(--accent)}.error{color:var(--bad);font-size:13.5px;margin-top:8px}.hint{color:var(--muted);font-size:13px}.mono{font-family:ui-monospace,SF Mono,Menlo,monospace;font-size:13px}.share-box{display:flex;gap:10px;align-items:center;background:var(--accent-soft);border:1px dashed var(--accent);padding:12px 14px;border-radius:var(--radius);margin-bottom:18px}.share-box input{flex:1}.autocomplete{position:relative}.autocomplete ul{position:absolute;z-index:20;top:calc(100% + 4px);left:0;right:0;margin:0;padding:4px;list-style:none;background:var(--panel-2);border:1px solid var(--border);border-radius:8px;max-height:240px;overflow-y:auto;box-shadow:0 8px 24px #00000073}.autocomplete li{padding:8px 10px;border-radius:6px;cursor:pointer;display:flex;gap:8px}.autocomplete li:hover,.autocomplete li.active{background:var(--accent-soft)}.autocomplete .iata{font-weight:700;color:var(--accent);min-width:40px}.member-list{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:12px}.member{background:var(--panel-2);border:1px solid var(--border);border-radius:8px;padding:12px 14px}.member .name{font-weight:600;display:flex;justify-content:space-between;align-items:center}.member .meta{color:var(--muted);font-size:13px;margin-top:2px}.badge{font-size:11.5px;padding:2px 8px;border-radius:999px;font-weight:600;border:1px solid var(--border);color:var(--muted)}.badge.ok{color:var(--good);border-color:#4ade8066}.badge.pending{color:var(--warn);border-color:#fbbf2466}.badge.error,.badge.empty{color:var(--bad);border-color:#f8717166}.badge.booked{background:#4ade801f;color:var(--good);border-color:#4ade8066}.scenario{border:1px solid var(--border);border-radius:var(--radius);padding:14px 16px;margin-bottom:12px;background:var(--panel-2)}.scenario.locked{border-color:var(--good);box-shadow:0 0 0 1px #4ade8059}.scenario-head{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:8px;margin-bottom:10px}.scenario-head .stats{display:flex;gap:16px;color:var(--muted);font-size:13.5px}.scenario-head .stats b{color:var(--text)}.timeline{position:relative;margin:6px 0 2px}.timeline .axis{position:relative;height:18px;margin-left:130px;margin-right:8px;border-bottom:1px solid var(--border);color:var(--muted);font-size:11px}.timeline .axis span{position:absolute;transform:translate(-50%)}.tl-row{display:flex;align-items:center;height:34px}.tl-row .who{width:122px;flex-shrink:0;font-size:13px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;padding-right:8px}.tl-row .track{position:relative;flex:1;height:100%;margin-right:8px}.tl-row .band{position:absolute;top:8px;bottom:8px;border-radius:5px;background:var(--accent-soft)}.tl-row .dot{position:absolute;top:50%;transform:translate(-50%,-50%);width:11px;height:11px;border-radius:50%;background:var(--accent);border:2px solid var(--bg)}.tl-row .dot.infeasible{background:var(--bad)}.tl-row .flight-label{position:absolute;top:50%;transform:translateY(-50%);font-size:11.5px;color:var(--muted);white-space:nowrap}.scenario table{width:100%;border-collapse:collapse;margin-top:10px;font-size:13.5px}.scenario th{text-align:left;color:var(--muted);font-weight:500;font-size:12px;padding:4px 8px}.scenario td{padding:5px 8px;border-top:1px solid var(--border)}.booking-panel{background:var(--accent-soft);border:1px solid var(--accent);border-radius:var(--radius);padding:16px}.booking-panel ol{margin:8px 0;padding-left:20px}.booking-panel a.book-btn{display:inline-block;background:var(--accent);color:#08131f;font-weight:700;padding:10px 18px;border-radius:8px;text-decoration:none;margin-top:8px}.section-title{display:flex;justify-content:space-between;align-items:center;margin:26px 0 12px}.section-title h2{margin:0;font-size:17px}footer.attribution{margin-top:40px;color:var(--muted);font-size:12.5px;text-align:center}