:root{--bg:#f7f8fa;--panel:#ffffff;--ink:#1b2733;--mid:#3d4d5c;--muted:#5b6b7a;--faint:#8a98a5;--label:#9aa7b3;--line:#eef1f4;--line2:#e2e8f0;--line3:#d8e0e8;--brand:#1f7a8c;--brand-ink:#0e5562;--brand-line:#cfe0e4;--accent:#e8743b;--pill-bg:#fcefe7;--pill-ink:#c45a25;--tag-bg:#eef3f5;--tag-ink:#3d5564}*{box-sizing:border-box}body,html{margin:0;padding:0}body{background:var(--bg);color:var(--ink);font-family:Noto Sans JP,system-ui,-apple-system,Hiragino Kaku Gothic ProN,Meiryo,sans-serif;line-height:1.6;-webkit-font-smoothing:antialiased}a{color:var(--brand)}input[type=range]{accent-color:var(--brand)}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-thumb{background:#d3dce4;border-radius:8px}.wrap{max-width:1180px;margin:0 auto;padding:0 16px}header.site{position:-webkit-sticky;position:sticky;top:0;z-index:2000;background:rgba(255,255,255,.82);backdrop-filter:saturate(180%) blur(14px);-webkit-backdrop-filter:saturate(180%) blur(14px);border-bottom:1px solid var(--line2)}header.site .nav{justify-content:space-between;height:60px}.brand,header.site .nav{display:flex;align-items:center}.brand{gap:10px;text-decoration:none;color:var(--ink)}.brand .mark{width:30px;height:30px;border-radius:9px;background:var(--brand);flex:none;display:flex;align-items:center;justify-content:center;color:#fff;font-weight:800;font-size:15px}.brand .bname{font-size:19px;font-weight:800;letter-spacing:.02em}.nav-links{display:flex;align-items:center;gap:26px;font-size:14px}.nav-links a{color:var(--muted);text-decoration:none;transition:color .18s}.nav-links a:hover{color:var(--ink)}.nav-links .nav-cta{background:var(--brand);color:#fff;padding:8px 16px;border-radius:9px;font-weight:700}.nav-links .nav-cta:hover{color:#fff;background:var(--brand-ink)}@media (max-width:640px){.nav-links a:not(.nav-cta){display:none}}.hero{padding:24px 0 18px}.hero h1{font-size:23px;font-weight:800;margin:0 0 8px;letter-spacing:.01em}.hero p{margin:0;color:var(--muted);font-size:14px;line-height:1.7}.mapcard{background:var(--panel);border:1px solid var(--line);border-radius:14px;box-shadow:0 1px 4px rgba(27,39,51,.06);overflow:hidden;margin-bottom:28px}.controls{padding:18px 24px;background:var(--bg);border-bottom:1px solid var(--line);display:flex;flex-direction:column;gap:14px}.ctl-row{display:flex;gap:10px;align-items:center;flex-wrap:wrap}.ctl-label{font-size:13px;font-weight:700;color:var(--mid);white-space:nowrap}.segment{display:inline-flex;background:#eef1f4;border-radius:11px;padding:3px;gap:2px}.segment button{padding:8px 16px;border-radius:8px;font-size:13px;color:var(--muted);background:none;border:1px solid transparent;cursor:pointer;font-family:inherit;white-space:nowrap}.segment button.on{color:var(--brand);background:#fff;border-color:var(--brand);font-weight:700;box-shadow:0 1px 2px rgba(27,39,51,.06)}.field{flex:1 1;min-width:200px;display:flex;gap:10px}.field input[type=text]{flex:1 1;padding:12px 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12px;border:1px solid var(--line3);border-radius:9px;font-size:15px;font-family:inherit;color:var(--ink);text-align:right;background:#fff}.radius-num:focus{outline:none;border-color:var(--brand)}.km-unit{font-size:14px;font-weight:700;color:var(--accent)}.hint{font-size:12.5px;color:var(--muted)}.err-inline{font-size:13px;color:#c0392b}.split{display:flex}@media (max-width:900px){.split{flex-direction:column}}.mapwrap{flex:1.55 1;position:relative;min-height:560px}#map{position:absolute;inset:0}@media (max-width:900px){.mapwrap{flex:none;min-height:0;height:340px}}.legend{position:absolute;left:14px;bottom:14px;z-index:600;background:#fff;border:1px solid var(--line2);border-radius:11px;padding:11px 13px;font-size:12px;color:var(--muted);display:flex;flex-direction:column;gap:7px;box-shadow:0 2px 8px rgba(27,39,51,.1)}.legend div{display:flex;align-items:center;gap:8px}.legend .sw{width:12px;height:12px;border-radius:50%}.legend .in{background:var(--brand);border:2px solid #fff;box-shadow:0 0 0 1px #cdd7df}.legend .out{background:#c2ccd6;border:2px solid #fff;box-shadow:0 0 0 1px #d8dee4}.legend .org{background:var(--accent);border-radius:50% 50% 50% 0;transform:rotate(45deg)}.legend .cir{border:1.5px dashed var(--accent);background:rgba(232,116,59,.1)}.results{flex:1 1;border-left:1px solid var(--line);display:flex;flex-direction:column;background:#fff;min-width:380px}@media (max-width:900px){.results{border-left:none;border-top:1px solid var(--line);min-width:0}}.results .summary{padding:16px 20px;border-bottom:1px solid var(--line)}.results .summary .n{font-size:15px;font-weight:700}.results .summary .n b{color:var(--brand)}.results .summary .sub{font-size:12.5px;color:var(--faint);margin-top:3px}.linkbtn{background:none;border:none;padding:0;font-size:12.5px;font-weight:700;color:var(--brand);cursor:pointer;font-family:inherit}.controls .reset{margin-left:auto;padding:8px 14px;font-size:13px}.results .summary .toolbar{display:flex;gap:8px;margin-top:10px}.btn.sm{padding:7px 12px;font-size:12.5px}.results .scroll{flex:1 1;overflow-y:auto;max-height:560px}@media (max-width:900px){.results .scroll{max-height:none}}.fac{padding:16px 20px;border-bottom:1px solid #f0f3f6;display:flex;flex-direction:column;gap:9px;cursor:pointer}.fac:hover{background:#fafcfd}.fac .head{display:flex;justify-content:space-between;align-items:flex-start;gap:12px}.fac .nm{font-size:15.5px;font-weight:700;line-height:1.45;color:var(--ink)}.fac .dist{flex:none;background:var(--pill-bg);color:var(--pill-ink);font-size:13px;font-weight:700;padding:3px 10px;border-radius:999px;white-space:nowrap}.fac .tags{display:flex;gap:6px;flex-wrap:wrap}.tag{background:var(--tag-bg);color:var(--tag-ink);font-size:12px;padding:3px 9px;border-radius:6px}.kv{display:flex;gap:10px;font-size:13px;color:var(--muted);line-height:1.5}.kv .k{flex:none;width:34px;color:var(--label)}.kv .v{color:var(--mid)}.fac .hp{font-size:13px;font-weight:700;color:var(--brand);text-decoration:none}.state{padding:34px 28px;text-align:center;flex-direction:column;gap:10px}.state,.state .ico{display:flex;align-items:center}.state .ico{width:56px;height:56px;border-radius:50%;justify-content:center}.state .ico.neutral{background:#eef3f5}.state .ico.warn{background:var(--pill-bg);color:var(--pill-ink);font-size:24px;font-weight:700}.state .ico .pin{width:14px;height:14px;border-radius:50% 50% 50% 0;background:var(--accent);transform:rotate(45deg)}.state .ico .ring{width:18px;height:18px;border:2px solid #b6c2cd;border-radius:50%}.state .ttl{font-size:15px;font-weight:700}.state p{font-size:13px;color:var(--muted);line-height:1.65;margin:0}.state .acts{display:flex;gap:8px;margin-top:6px}.state .acts .btn{padding:10px 16px;font-size:13px}.leaflet-popup-content{margin:0;font-family:inherit}.pop{display:flex;flex-direction:column;gap:8px;padding:4px 2px;min-width:220px}.pop .pills{display:flex;gap:6px;flex-wrap:wrap}.pop .nm{font-size:16px;font-weight:700;line-height:1.4;color:var(--ink)}.pop .kv{font-size:12.5px}.pop .acts{display:flex;gap:8px;margin-top:4px}.pop .acts a{flex:1 1;text-align:center;padding:9px;font-size:13px;font-weight:700;border-radius:9px;text-decoration:none}.pop .acts .primary{background:var(--brand);color:#fff}.pop .acts .sec{flex:none;padding:9px 14px;border:1px solid var(--brand-line);color:var(--brand)}footer.site{background:#1b2733;color:#c3cdd6;margin-top:24px}footer.site .wrap{padding:36px 16px}footer.site .foot-top{display:flex;justify-content:space-between;gap:40px;flex-wrap:wrap;padding-bottom:24px;border-bottom:1px solid #2d3a47}footer.site .foot-brand{max-width:300px}footer.site .foot-brand .brand{color:#fff;margin-bottom:12px}footer.site .foot-brand .brand .bname{color:#fff}footer.site .foot-brand p{font-size:13px;line-height:1.75;margin:0;color:#9aa7b3}footer.site .foot-cols{display:flex;gap:48px;flex-wrap:wrap}footer.site .foot-col{display:flex;flex-direction:column;gap:10px}footer.site .foot-col h5{font-size:12px;font-weight:700;color:#fff;letter-spacing:.05em;margin:0 0 2px}footer.site .foot-col a{font-size:13px;color:#9aa7b3;text-decoration:none}footer.site .foot-col a:hover{color:#fff}footer.site .foot-src{font-size:12px;color:#788694;line-height:1.7;margin:0}footer.site .foot-bottom{padding-top:18px;display:flex;flex-direction:column;gap:8px}footer.site .foot-disc{font-size:11.5px;color:#788694;line-height:1.7;margin:0}footer.site .foot-bottom .cp{font-size:11.5px;color:#5d6b78}.doc{max-width:760px;margin:0 auto;padding:8px 16px}.doc h1{font-size:22px;font-weight:800;margin:24px 0 6px}.doc .lead{font-size:14px;color:var(--muted);line-height:1.8;margin:0 0 28px}.sec{display:flex;gap:18px;margin-bottom:22px}.sec .bar{flex:none;width:6px;border-radius:3px;background:var(--brand)}.sec .bar.accent{background:var(--accent)}.sec h2{font-size:15px;font-weight:700;margin:0 0 5px}.sec p{font-size:13.5px;color:var(--muted);line-height:1.75;margin:0}.note{margin-top:8px;padding:16px 18px;background:var(--bg);border-radius:11px;font-size:12.5px;color:var(--faint);line-height:1.7}.printing .split{display:block}.printing .mapwrap{flex:none;width:100%;min-height:460px;height:460px}@media print{.controls .ctl-label,.controls .radius,.controls .reset,.controls .segment,.hero,.leaflet-control-attribution,.leaflet-control-zoom,.toolbar,footer.site,header.site{display:none!important}body{background:#fff}.wrap{max-width:none;padding:0}.mapcard{border:none;box-shadow:none;margin:0}.controls{border:none;background:#fff;padding:6px 0}.origin-chip{border:1px solid var(--line2)}.split{display:block}.mapwrap{flex:none;width:100%;min-height:460px;height:460px;page-break-inside:avoid;page-break-after:avoid}.results{border-left:none;border-top:1px solid var(--line2);min-width:0}.results .scroll{max-height:none;overflow:visible}.results .summary{border-color:var(--line2)}.fac{page-break-inside:avoid}.fac .hp{display:none}.related{display:none!important}}.related{margin:4px 0 32px}.related .pr-head{display:flex;align-items:baseline;gap:10px;flex-wrap:wrap;margin:0 0 14px}.related h2{font-size:16px;font-weight:700;margin:0;color:var(--ink)}.related .pr-note{font-size:12px;color:var(--faint)}.pr-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));grid-gap:14px;gap:14px}.pr-card{background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:16px;display:flex;flex-direction:column;gap:8px}.pr-card .pr-badge{align-self:flex-start;font-size:11px;font-weight:700;color:var(--pill-ink);background:var(--pill-bg);padding:2px 8px;border-radius:6px}.pr-media{aspect-ratio:6/5;overflow:hidden;border-radius:8px;background:#eef3f5}.pr-media,.pr-media img{display:block;width:100%}.pr-media img{height:100%}.pr-media.banner img{object-fit:contain}.pr-media.illust img{object-fit:cover}.pr-card .pr-ttl{font-size:14.5px;font-weight:700;color:var(--ink);line-height:1.5}.pr-card .pr-desc{font-size:12.5px;color:var(--muted);line-height:1.65;margin:0;flex:1 1}.pr-card .pr-link{align-self:flex-start;font-size:13px;font-weight:700;color:var(--brand);text-decoration:none}.pr-card .pr-link:hover{text-decoration:underline}