.board{max-width:1180px;margin:0 auto;padding:24px 20px 56px}.masthead{display:flex;align-items:center;gap:16px;margin-bottom:16px}.masthead h1{font-size:22px;font-weight:700;letter-spacing:.02em}.stats-line{margin-left:auto;display:flex;align-items:center;gap:6px;color:var(--muted);font-size:13px}.stats-line b{font-family:Barlow,sans-serif;font-size:15px;color:var(--ink)}.stats-line span{width:1px;height:12px;background:var(--line);margin:0 8px}.ghost-btn{height:32px;padding:0 12px;border-radius:6px;border:1px solid var(--line);background:var(--card);color:var(--ink);font-size:13px}.ghost-btn:hover{background:#f7f6f3}.stage-tabs{display:flex;gap:0;border-bottom:1px solid var(--line);margin-bottom:20px}.stage-tab{height:38px;padding:0 14px;border:0;border-bottom:2px solid transparent;background:transparent;color:var(--muted);font-size:14px;margin-bottom:-1px}.stage-tab:hover{color:var(--ink)}.stage-tab.active{color:var(--ink);border-bottom-color:var(--ink);font-weight:700}.section-head{display:flex;align-items:baseline;gap:12px;margin:0 0 12px}.section-head h2{font-size:15px;font-weight:700}.hint{font-size:12px;color:var(--muted)}.available-rail{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:10px;margin-bottom:28px}.chain-block{margin-bottom:16px}.chain-meta{display:flex;align-items:center;gap:8px;margin-bottom:8px}.chain-dot{width:8px;height:8px;border-radius:50%}.chain-meta h3{font-size:13px;font-weight:700}.chain-kind,.chain-stars,.chain-progress{font-size:12px;color:var(--muted)}.chain-progress{margin-left:auto;font-family:Barlow,sans-serif}.chain-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:8px}.available-rail .card,.chain-grid 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10px;border-radius:6px;font-size:12px;font-weight:700}.act.do{border:0;background:var(--ink);color:#fff}.act.do:hover{background:#333}.act.undo{border:1px solid var(--line);background:#fff;color:var(--muted)}.act.undo:hover{border-color:var(--warn);color:var(--warn)}.lock-mark{flex-shrink:0;height:28px;min-width:48px;display:grid;place-items:center;font-size:12px;color:#9a958c}.card.available{border-color:color-mix(in srgb,var(--chain) 45%,var(--line))}.card.completed{background:#f7f7f4}.card.completed .card-title,.card.completed .card-obj{color:var(--muted)}.card.completed{border-left-color:var(--ok)}.card.locked{background:#f6f5f2;opacity:.7}.card.locked{border-left-color:#c5c1b8}.card-extra{margin-top:8px;padding-top:8px;border-top:1px solid var(--line)}.card-map,.card-rewards,.card-warn{font-size:12px;color:var(--muted);line-height:1.45}.card-warn{color:var(--warn);margin-top:6px}.card-rewards{margin-top:6px}.card-goals{margin:6px 0 0;padding-left:16px;font-size:12px;line-height:1.45;color:#3f3c38}.card-goals li+li{margin-top:3px}.open-btn{flex-shrink:0;width:22px;height:22px;margin-left:auto;border:0;background:transparent;color:var(--muted);display:grid;place-items:center;border-radius:4px;padding:0}.open-btn:hover{background:#f0eee9;color:var(--ink)}.open-btn svg{width:16px;height:16px;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}.drawer-root{position:fixed;top:0;right:0;bottom:0;left:0;z-index:40}.drawer-mask{position:absolute;top:0;right:0;bottom:0;left:0;border:0;background:#1a1a1a47;cursor:pointer}.drawer{position:absolute;top:0;right:0;width:min(420px,100%);height:100%;background:var(--card);border-left:1px solid var(--line);display:flex;flex-direction:column;animation:slide-in .2s ease}@keyframes slide-in{0%{transform:translate(24px);opacity:.6}}.drawer-head{display:flex;align-items:flex-start;justify-content:space-between;gap:12px;padding:20px 20px 16px;border-bottom:1px solid var(--line)}.drawer-kicker{font-size:12px;color:var(--muted);margin-bottom:6px}.drawer-head h3{font-size:18px;font-weight:700;line-height:1.35}.drawer-body{flex:1;overflow:auto;padding:16px 20px 24px}.drawer-row{display:grid;grid-template-columns:48px 1fr;gap:10px;font-size:13px;line-height:1.5;margin-bottom:10px}.drawer-row span{color:var(--muted)}.drawer-row.warn{color:var(--warn)}.drawer-body h4{margin:18px 0 8px;font-size:13px;font-weight:700}.drawer-foot{padding:12px 20px 16px;border-top:1px solid var(--line)}.drawer-foot .act{width:100%;height:36px}.toast{position:fixed;right:20px;bottom:20px;z-index:50;background:var(--ink);color:#fff;padding:10px 14px;border-radius:8px;font-size:13px}.empty{padding:16px;border:1px dashed var(--line);border-radius:8px;color:var(--muted);font-size:13px;margin-bottom:16px}@media (max-width: 720px){.masthead{flex-wrap:wrap}.stats-line{margin-left:0;width:100%;order:3}}:root{--bg: #f3f2ef;--card: #ffffff;--ink: #1a1a1a;--muted: #6f6b64;--line: #e3e0d8;--ok: #1f7a4d;--warn: #b4452c;font-family:Noto Sans SC,Barlow,sans-serif;color:var(--ink);background:var(--bg);font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased}*{box-sizing:border-box}html,body,#root{margin:0;min-height:100%}body{min-height:100vh;background:var(--bg)}button,h1,h2,h3,h4,p{margin:0}button{font-family:inherit;cursor:pointer}