:root{--ink:#163b50;--muted:#59717e;--paper:#fff;--sea:#57adc4;--accent:#167f80;--yellow:#f5cf55;--line:#dfe8eb;--credit-height:70px;--head-height:80px}*{box-sizing:border-box}body{margin:0;color:var(--ink);background:#eff5f6;font-family:'Yu Gothic','Meiryo',sans-serif;overflow:hidden}button,input,select{font:inherit}button,a,select{touch-action:manipulation}button{cursor:pointer;color:inherit}a{color:var(--accent)}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible{outline:3px solid #f0bb21;outline-offset:3px}button{border:1px solid var(--line);background:#fff}button:hover{background:#e9f4f3}button:disabled{cursor:default;opacity:.5}.site-head{position:relative;z-index:8;height:var(--head-height);display:flex;align-items:center;padding:0 30px;gap:36px;background:white;border-bottom:1px solid var(--line)}.wordmark{display:flex;gap:12px;align-items:center;text-decoration:none;color:var(--ink);font-size:18px;font-weight:800;white-space:nowrap}.wordmark small{display:block;font-size:9px;letter-spacing:.17em;margin-top:3px}.brand-mark{display:inline-flex;align-items:center;font:800 39px Georgia,serif;letter-spacing:-8px;padding-right:8px;color:var(--accent)}.brand-mark span{transform:translateY(5px);color:var(--ink)}.head-title{font-size:15px;font-weight:700;border-left:1px solid var(--line);padding-left:30px}.head-title span{display:block;font-size:11px;color:var(--muted);font-weight:400;margin-top:5px}.text-button{border:0;background:none;font-size:12px;padding:8px 0;text-decoration:underline;text-underline-offset:4px}.site-head>.text-button{margin-left:auto}main{display:grid;grid-template-columns:370px 1fr;height:calc(100svh - var(--head-height) - var(--credit-height))}#sidebar{background:white;overflow-y:auto;position:relative;z-index:4;border-right:1px solid var(--line);scrollbar-width:thin}.intro{padding:26px 26px 18px}.eyebrow{font-size:11px;font-weight:700;letter-spacing:.06em;color:var(--accent);margin:0 0 12px}.intro h1{font-size:27px;line-height:1.5;letter-spacing:.03em;margin:0 0 12px;font-weight:800}.intro>p:last-child{font-size:12px;line-height:1.9;margin:0;color:var(--muted)}.filters{padding:0 24px 20px;border-bottom:1px solid var(--line)}.search-label{border:1px solid #aec4cc;background:#f5f9fa;display:flex;gap:10px;align-items:center;padding:11px 12px}.search-label svg{width:19px;fill:none;stroke:var(--muted);stroke-width:1.8;flex-shrink:0}.search-label input{width:100%;min-width:0;outline:0;border:0;background:transparent;font-size:13px;color:var(--ink)}.filter-row{display:flex;gap:10px;margin-top:14px}.filter-row label{display:flex;flex-direction:column;font-size:10px;color:var(--muted);gap:5px;flex:1;min-width:0}.filter-row select{width:100%;border:1px solid var(--line);padding:9px 7px;background:white;color:var(--ink);font-size:12px}.archive-toggle{display:flex;gap:5px;align-items:center;font-size:10px;margin-top:14px;color:var(--muted)}input[type=checkbox]{accent-color:var(--accent)}.list-heading{display:flex;justify-content:space-between;align-items:center;padding:17px 24px 10px}.list-heading h2{font-size:12px;margin:0}.list-heading h2 span{font-weight:400;margin-left:6px;color:var(--muted)}.list-heading button{font-size:10px}.article-item{display:block;width:100%;border:0;border-top:1px solid var(--line);background:white;text-align:left;padding:17px 24px;position:relative}.article-item.selected{background:#e6f3f0;box-shadow:inset 4px 0 var(--accent)}.article-item .row{display:flex;gap:13px}.article-item img{width:86px;height:77px;object-fit:cover;background:#dbe7e8;flex-shrink:0}.article-item h3{font-size:13px;line-height:1.55;margin:5px 0 6px;font-weight:700;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.article-meta{font-size:10px;line-height:1.6;color:var(--muted)}.article-item .place{display:block;color:var(--accent);font-size:11px;font-weight:700;margin-bottom:2px}.tag{display:inline-block;color:var(--accent);font-size:9px;background:#edf6f4;padding:2px 5px}.closed-tag{background:#f5ece1;color:#7d5a35}.list-note{font-size:10px;line-height:1.8;color:var(--muted);padding:16px 24px 30px;margin:0}#more{display:block;margin:15px auto;padding:10px 25px;font-size:12px}#more[hidden]{display:none}.empty{padding:25px;font-size:13px;line-height:1.8}.empty button{padding:9px;margin-top:10px}#map-stage{position:relative;overflow:hidden;background:#badbe5;min-width:0}#canvas-wrap{position:absolute;inset:0}canvas{display:block;width:100%;height:100%;touch-action:none}#pin-layer{position:absolute;inset:0;pointer-events:none;overflow:hidden}.map-heading{position:absolute;left:30px;top:26px;pointer-events:none;text-shadow:0 1px 12px white}.map-kicker{font-size:10px;letter-spacing:.14em;font-weight:700;color:#245969}.map-heading h2{font-size:22px;font-weight:800;letter-spacing:.05em;margin:8px 0}.map-heading p{font-size:11px;color:#3b6573;margin:0}.area-tabs{position:absolute;top:26px;right:24px;display:flex;background:#fffffff2;padding:4px;border:1px solid #d1e4e8;gap:3px;box-shadow:0 4px 20px #173b5010}.area-tabs button{border:0;background:transparent;font-size:11px;padding:8px 10px}.area-tabs button[aria-pressed=true]{background:var(--ink);color:white}.map-controls{position:absolute;right:22px;top:90px;display:flex;flex-direction:column;gap:5px}.map-controls button{min-width:42px;min-height:40px;font-size:12px;box-shadow:0 2px 8px #15364d12}.map-controls button:first-child,.map-controls button:nth-child(2){font-size:22px}.map-hint{position:absolute;bottom:14px;left:22px;right:22px;margin:0;font-size:10px;color:#244b5b;pointer-events:none;text-shadow:0 1px 3px #fff}#mobile-list{display:none}.map-pin{position:absolute;top:0;left:0;transform:translate(-50%,-100%);pointer-events:auto;border:2px solid white;background:#177f80;color:white;border-radius:22px;padding:6px 10px;display:flex;gap:5px;align-items:center;white-space:nowrap;box-shadow:0 3px 9px #103c4c40;font-size:10px;max-width:155px;min-height:31px;will-change:left,top}.map-pin:after{content:'';position:absolute;bottom:-8px;left:calc(50% - 5px);border-left:5px solid transparent;border-right:5px solid transparent;border-top:7px solid white}.map-pin .pin-name{overflow:hidden;text-overflow:ellipsis;max-width:115px}.map-pin b{display:inline-grid;place-items:center;background:white;color:var(--accent);border-radius:50%;min-width:19px;height:19px;font-size:10px}.map-pin.active{background:#153b50;border-color:var(--yellow);z-index:3}.map-pin.active:after{border-top-color:var(--yellow)}.map-pin:hover{background:#105e61;z-index:4}.map-pin.cluster{background:#fff;color:var(--ink);border-color:var(--accent)}.map-pin.cluster b{background:var(--accent);color:white}.map-pin[hidden]{display:none}#selected-card{position:absolute;bottom:43px;right:24px;width:335px;max-height:calc(100% - 155px);overflow:auto;background:#fff;box-shadow:0 14px 55px #12394e35;border:1px solid #dce7e8;z-index:6}#selected-card[hidden]{display:none}.card-close{position:absolute;top:8px;right:8px;z-index:2;border:0;background:#fffffff0;width:32px;height:32px;font-size:22px;border-radius:50%}.card-image{width:100%;height:160px;object-fit:cover;display:block;background:#d4e5e6}.card-body{padding:20px}.card-body h2{font-size:19px;line-height:1.5;margin:8px 0}.card-body .article-title{font-size:13px;line-height:1.7;margin:10px 0}.card-body .summary{font-size:12px;line-height:1.8;color:var(--muted)}.card-body .address{font-size:11px;line-height:1.7;color:var(--muted)}.read-link{display:flex;align-items:center;justify-content:space-between;background:var(--accent);color:#fff;text-decoration:none;font-size:13px;font-weight:700;padding:13px 16px;margin-top:16px}.read-link:hover{background:#0c6263}.read-link span{font-size:17px}.other-article{display:block;font-size:12px;padding:12px 0;border-top:1px solid var(--line);line-height:1.7}.location-note{font-size:10px;color:#59717e;line-height:1.7;padding-top:10px}.card-notice{font-size:10px;line-height:1.7;color:var(--muted)}#map-loading{position:absolute;inset:0;background:#eef6f7;z-index:10;display:flex;align-items:center;justify-content:center;flex-direction:column;color:var(--ink)}#map-loading[hidden]{display:none}.load-line{height:3px;width:130px;background:linear-gradient(90deg,var(--accent),var(--yellow));animation:load 1.3s ease-in-out infinite}#map-loading h2{font-size:20px;margin:25px 0 12px}#map-loading p{font-size:12px;color:var(--muted)}@keyframes load{50%{opacity:.25;transform:scaleX(.55)}}#map-error{position:absolute;left:20px;right:20px;top:130px;background:#fff4e8;border:1px solid #c59652;padding:20px;z-index:12;font-size:13px;line-height:1.8}#map-error[hidden]{display:none}#credit{background:#fff;color:#3c5965;border-top:1px solid var(--line);font-size:10px;line-height:1.5;padding:7px 24px;z-index:9}#credit a{color:#166e70}#license-open{font-size:10px;color:#176b70;border-color:#b8ced2;padding:3px 8px}dialog{color:var(--ink);background:white;border:1px solid #cbdde1;width:min(650px,calc(100% - 32px));max-height:82svh;padding:30px;font-size:14px;line-height:1.9;overflow:auto}dialog::backdrop{background:#15364d80;backdrop-filter:blur(3px)}dialog h2{font-size:23px}dialog button{padding:9px 22px;margin-top:15px}#licenses a{color:var(--accent)}#licenses pre{background:#f0f5f6;padding:15px;font-size:11px}#licenses h2{font-family:inherit}#licenses p{font-size:13px}
@media(max-width:1200px){.map-heading{top:82px;left:22px}.map-heading h2{font-size:18px}.area-tabs{left:20px;right:auto;top:20px}.map-controls{top:80px}}@media(max-width:760px){:root{--head-height:68px}.site-head{padding:0 16px;gap:12px}.wordmark{font-size:14px;gap:9px}.brand-mark{font-size:31px}.wordmark small{font-size:7px}.head-title{font-size:11px;padding-left:12px}.head-title span{display:none}.site-head>.text-button{font-size:10px;max-width:55px;text-align:left;line-height:1.6}.site-head{gap:12px}main{display:block;position:relative}#map-stage{height:100%}#sidebar{display:none;position:absolute;inset:0;z-index:7}body.list-open #sidebar{display:block}body.list-open #map-stage{visibility:hidden}.intro{padding:20px 22px 12px}.intro h1{font-size:24px}.intro>p:last-child{font-size:11px}.filters{padding:0 22px 14px}.list-heading{padding:14px 22px 8px}.article-item{padding:15px 22px}.map-heading{top:80px;left:18px;right:65px}.map-heading h2{font-size:17px}.map-heading p{font-size:10px;line-height:1.7;max-width:250px}.area-tabs{left:14px;right:14px;top:16px;display:flex;justify-content:center}.area-tabs button{font-size:10px;padding:8px 10px;white-space:nowrap}.map-controls{top:160px;right:14px;gap:4px}.map-controls button{min-width:38px;min-height:36px;font-size:10px}#mobile-list{display:block;position:fixed;right:17px;bottom:calc(var(--credit-height) + 17px);z-index:8;padding:11px 17px;border:0;background:var(--ink);color:white;box-shadow:0 4px 15px #12394e30;font-size:12px}body.list-open #mobile-list{display:block}.map-hint{left:17px;right:145px;bottom:20px;font-size:9px;line-height:1.8}#selected-card{left:14px;right:14px;bottom:64px;width:auto;max-height:calc(100% - 210px)}.card-image{height:125px}.card-body{padding:16px}.card-body h2{font-size:18px}.card-body .summary{display:none}.card-body .article-title{margin:7px 0;font-size:12px}.read-link{margin-top:10px;padding:11px 14px}.location-note,.card-notice{font-size:9px}#credit{font-size:9px;padding:6px 14px}#license-open{font-size:10px}#map-loading h2{font-size:17px}.map-pin{font-size:10px;max-width:125px;padding:5px 8px}.map-pin .pin-name{max-width:88px}#map-error{top:140px}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;animation:none!important;transition:none!important}}

.archive-toggle[hidden]{display:none}
body.list-open #mobile-list{visibility:visible}
/* 目印ラベル（地名）。記事ピンより控えめに、操作できない文字として出す。 */#mark-layer{position:absolute;inset:0;pointer-events:none;overflow:hidden}.map-mark{position:absolute;top:0;left:0;transform:translate(-50%,-4px);padding-top:10px;font-size:11px;font-weight:700;letter-spacing:.06em;color:#24485a;white-space:nowrap;text-shadow:0 0 3px #fff,0 0 3px #fff,0 0 6px #fff;will-change:left,top}.map-mark:after{content:'';position:absolute;left:calc(50% - 3px);top:0;width:6px;height:6px;border-radius:50%;background:#24485a;box-shadow:0 0 0 2px #fff}.map-mark.station{color:#7a3d14}.map-mark.station:after{background:#7a3d14;border-radius:1px}.map-mark.area{font-size:13px;letter-spacing:.2em}.map-mark[hidden]{display:none}/* PCで記事カードを開いている間は、拡大縮小ボタンをカードの左へ逃がす。 */@media(min-width:761px){#map-stage:has(#selected-card:not([hidden])) .map-controls{right:375px}}@media(max-width:760px){.map-mark{font-size:10px}.map-mark.area{font-size:12px}}
/* かんもんノート公式ロゴ（縦型）。ヘッダーの高さに合わせて表示する。 */.brand-logo{display:block;height:68px;width:auto}@media(max-width:760px){.brand-logo{height:56px}}