.period-picker{display:flex;align-items:center;gap:12px;font-size:13px;margin:16px 0;font-weight:600}.period-picker select{min-height:44px;padding:8px 14px;border:1px solid #ccd3c7;border-radius:9px;background:#fffdf7;color:#294c40;font:inherit}.period-intro h2{font-size:23px;margin:16px 0 10px}.period-intro p,.period-source{font-size:13px;line-height:1.75;color:#596357;margin:6px 0}.period-intro strong{color:#294c40}.period-legend{display:flex;flex-wrap:wrap;align-items:center;gap:12px;font-size:12px;color:#475447;margin:16px 0}.period-legend span{display:inline-flex;align-items:center;gap:5px}.period-legend i{width:22px;height:12px;border-radius:3px}.period-legend small{font-size:12px;color:#626b5e}.period-scroll{max-height:65vh;overflow:auto;border:1px solid #dedfd4;border-radius:12px;margin:12px 0;background:#fffdf7}.period-road-table{width:100%;min-width:1040px;table-layout:fixed;border-collapse:separate;border-spacing:0;background:#fffdf7;font-size:13px}.period-road-table th,.period-road-table td{padding:10px 2px;text-align:center;border:0;border-bottom:1px solid #e7e8df;vertical-align:middle}.period-road-table th:first-child{width:190px;text-align:left;padding:10px 14px;position:sticky;left:0;background:#fffdf7;z-index:2;box-shadow:1px 0 #dedfd4}.period-road-table tbody th span{display:block;color:#294c40;font-weight:600;line-height:1.5}.period-road-table th small{display:block;font-size:11px;color:#626b5e;font-weight:400;line-height:1.5;margin-top:3px}.period-road-table thead th{position:sticky;top:0;background:#e9eddf;z-index:3}.period-road-table thead th:first-child{background:#e9eddf;z-index:4}.period-road-table button{font:inherit;border:0;cursor:pointer;min-height:44px;color:#263a30}.period-road-table thead button{width:100%;background:transparent;padding:2px}.period-road-table thead strong{font-size:13px;font-weight:600}.period-road-table .period-heat-cell{display:block;width:100%;height:42px;padding:5px 0;border-radius:3px;font-size:14px;font-weight:600;font-variant-numeric:tabular-nums}.period-road-table .period-column-active{background:#f2eee1}.period-road-table thead .period-column-active{box-shadow:inset 0 -3px #355f50;background:#e0e8da}.period-road-table .period-heat-cell[aria-pressed=true]{outline:2px solid #355f50;outline-offset:-3px}.period-road-table button:hover{filter:brightness(.94)}.period-road-table button:focus-visible,.period-picker select:focus-visible,.period-scroll:focus-visible,.period-map-link:focus-visible{outline:3px solid #db6a41;outline-offset:-3px}.period-cell-detail{border:1px solid #d6dece;background:#f8f9f2;border-radius:10px;padding:0 14px;margin:12px 0}.period-cell-detail>summary{cursor:pointer;padding:12px 0;font-size:13px;color:#294c40;min-height:44px;line-height:1.6}.period-cell-detail>summary span{margin-left:10px;color:#626b5e;font-size:12px}.period-detail-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px;padding:4px 0 10px}.period-detail-grid span,.period-detail-grid small{display:block;color:#626b5e;font-size:12px;line-height:1.7}.period-detail-grid strong{display:block;font-size:23px;color:#355f50;margin:5px 0}.period-cell-detail .period-source{font-size:11px}.period-map-link{border:1px solid #ccd3c7;border-radius:8px;background:#fffdf7;color:#294c40;font:inherit;padding:9px 12px;min-height:44px;margin:10px 0;cursor:pointer}.period-source a{color:#355f50;text-decoration:underline}.morning-context{margin-top:24px;border-top:1px solid #dedfd4;padding-top:18px}.morning-context>summary{cursor:pointer;min-height:44px;font-size:14px;color:#355f50}@media(max-width:800px){.period-intro h2{font-size:20px}.period-scroll{max-height:65vh}.period-road-table{min-width:1000px}.period-road-table th:first-child{width:145px;padding:8px 10px}.period-detail-grid{grid-template-columns:1fr;gap:12px}.period-cell-detail>summary span{display:block;margin-left:0}}