:root{color-scheme:light;--paper:#f4f1e8;--panel:#fcfaf4;--ink:#263e3b;--muted:#576c65;--line:#c5cfc4;--orange:#a55534;--teal:#287c83}*{box-sizing:border-box}body{margin:0;background:var(--paper);color:var(--ink);font:15px/1.65 system-ui,"Microsoft YaHei",sans-serif}button,input,select{font:inherit}button,select{min-height:44px;border:1px solid var(--line);border-radius:7px;padding:8px 14px;background:var(--panel);color:var(--ink)}button{cursor:pointer}button:hover:not(:disabled){border-color:var(--teal);background:#e8efdf}button:disabled{opacity:.45;cursor:default}button:focus-visible,a:focus-visible,summary:focus-visible,select:focus-visible{outline:3px solid var(--orange);outline-offset:3px}header,main{max-width:1260px;margin:auto;padding:0 32px}header{height:80px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line)}header a{font-size:11px;letter-spacing:2px;color:var(--muted);text-decoration:none}.intro{display:flex;justify-content:space-between;align-items:center;padding:38px 0 30px}.eyebrow{font-size:10px;letter-spacing:2px;color:var(--orange);margin:0 0 9px}h1{font-weight:500;font-size:40px;line-height:1.15;letter-spacing:4px;margin:0 0 16px}h1 span{display:block;font-size:17px;letter-spacing:1px;margin-top:12px;color:var(--muted)}h2{font-size:20px;font-weight:550;margin:0 0 12px}h3{font-size:16px;font-weight:550;margin:20px 0 8px}p{margin:0 0 14px}.intro p:last-child{color:var(--muted);font-size:14px}.stamp{font-size:13px;border:1px solid #a5b4a3;transform:rotate(5deg);border-radius:50%;padding:23px;color:var(--muted)}.map-bar{display:flex;align-items:center;gap:14px;margin:0 0 18px}.map-bar label,.map-bar span{font-size:12px;color:var(--muted)}.map-bar span{margin-left:auto}.map-bar select{min-width:190px}.layout{display:grid;grid-template-columns:minmax(0,1.6fr) minmax(300px,1fr);gap:24px;align-items:start}.map-panel{background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:22px}.map-title{display:flex;align-items:center;justify-content:space-between;gap:15px}.map-title .eyebrow{letter-spacing:1px}.map-title strong{white-space:nowrap;font-size:12px;font-weight:500;color:var(--muted)}.stats{display:flex;gap:8px;flex-wrap:wrap;margin:10px 0 18px}.stats span{padding:6px 12px;border:1px solid var(--line);border-radius:20px;font-size:12px}#map svg{width:100%;height:auto;display:block}.legend{display:flex;gap:16px;flex-wrap:wrap;font-size:11px;margin:13px 0 7px}.route-a{color:var(--orange)}.route-b{color:var(--teal)}.hint{font-size:11px!important;color:var(--muted)}.feedback{padding:15px;border-left:3px solid var(--teal);background:#e9efdf;font-size:13px;min-height:55px}.network-warning{font-size:12px;color:#8b402c;margin-top:12px}.network-warning:empty{display:none}.queues{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px}.queue{border:1px solid var(--line);border-radius:8px;padding:10px;font-size:12px}.queue strong{font-size:13px}.queue p{margin:6px 0 0;color:var(--muted);font-size:11px}.queue.jammed{border-color:#b14b36;background:#f6e4d8}.boat-info{margin-top:16px;font-size:12px;color:var(--muted)}.boat-info p{margin-bottom:7px}.controls{display:grid;gap:16px}.panel{background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:22px}.panel p{color:var(--muted);font-size:13px}.line-tabs,.actions{display:flex;gap:8px}.line-tabs button{flex:1;font-size:13px}.line-tabs button.active{background:#334f49;color:#fff;border-color:#334f49}#route-list{margin:17px 0}.route-row{margin:10px 0;font-size:12px}.route-row strong{display:block;margin-bottom:7px}.route-row .chips{display:flex;gap:5px;flex-wrap:wrap}.chip{min-height:36px;padding:4px 9px;font-size:11px}.port-picker{display:grid;grid-template-columns:repeat(4,1fr);gap:6px}.port-picker button{padding:7px;font-size:12px}#budget{margin:10px 0 14px}.panel label{font-size:12px;margin-right:10px}.panel select{min-width:90px}#seat-summary{margin-top:8px}.plan-status{font-size:12px!important;color:#8b402c!important}.plan-status:empty{display:none}.operation{border-color:#94ada2}.operation .actions button{flex:1;background:#334f49;color:white;border-color:#334f49}.wide{width:100%;margin-top:9px}.secondary{background:transparent}.operation .hint{margin:12px 0 0}.record{padding:10px 0;border-bottom:1px solid var(--line);font-size:12px}.record:last-child{border:0}.record button{font-size:11px;min-height:34px;padding:3px 9px;margin-top:7px}.rules{margin:28px 0;padding:20px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line);color:var(--muted);font-size:13px}.rules summary{cursor:pointer;color:var(--ink)}.rules p{margin-top:14px}footer{display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;font-size:11px;color:var(--muted);margin:20px 0 30px}.warning{border:1px solid #b6864d;padding:20px;border-radius:10px;margin-bottom:20px;background:#f2e5ce}.warning button{margin:5px 3px 0 0}dialog{max-width:490px;width:calc(100% - 32px);border:1px solid #aab9a9;background:var(--panel);color:var(--ink);border-radius:14px;padding:26px;max-height:90vh;overflow:auto}dialog::backdrop{background:#263e3bbd}.stack{display:grid;gap:9px}.check{display:flex;align-items:center;gap:10px;margin:20px 0}.check input{width:18px;height:18px}#import-status{color:#8b402c;margin:14px 0}.check+.hint{font-size:12px}#toast{position:fixed;bottom:18px;left:50%;transform:translateX(-50%);max-width:90vw;border-radius:7px;background:#263e3b;color:white;font-size:13px}#toast:not(:empty){padding:10px 18px}[hidden]{display:none!important}body.contrast{--line:#718276;--muted:#334f49;--ink:#152d28}.contrast .hint{color:#334f49}.contrast #map{outline:2px solid #334f49}@media(max-width:800px){header,main{padding-left:18px;padding-right:18px}header{height:72px}.intro{padding:28px 0 22px}.stamp{display:none}h1{font-size:32px}.layout{grid-template-columns:1fr;gap:16px}.map-panel,.panel{padding:16px}.map-title{align-items:start}.map-title .eyebrow{font-size:9px}.map-title strong{font-size:10px}.map-bar{gap:8px;flex-wrap:wrap}.map-bar select{min-width:155px;font-size:13px}.map-bar span{font-size:10px}.stats{gap:6px}.stats span{padding:5px 9px;font-size:11px}.legend{gap:10px;font-size:10px}.queues{gap:6px}.queue{padding:9px}.intro p:last-child{font-size:12px}.panel{padding:18px}header button{font-size:12px}.port-picker button{min-height:44px}header a{font-size:10px;letter-spacing:1px}}

.upgrade-ports{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:7px}.upgrade-ports button{font-size:12px;padding:8px}.upgrade-ports button[aria-pressed="true"]{background:#334f49;color:#fff;border-color:#334f49}