*{box-sizing:border-box}:root{--bg:#f6f5f1;--surface:#fff;--surface-translucent:#ffffffeb;--panel-bg:#eef2f7;--panel-border:#c6cad2;--ink:#1c1c1e;--ink-muted:#6b6b70;--border:#e2e0d9;--accent:#e2231a;--accent-ink:#fff;--station-fill:#fff;--station-stroke:#3a3a3c;--label-ink:#2c2c2e;--label-halo:#f6f5f1;--gps-glow:#1e88e5;--shadow:0 8px 24px #1c1c1e1f}:root[data-theme=dark]{--bg:#131316;--surface:#1d1d21;--surface-translucent:#1d1d21eb;--panel-bg:#202329;--panel-border:#4a4d55;--ink:#f2f1ed;--ink-muted:#a3a2a8;--border:#34343a;--accent:#ff6a5e;--accent-ink:#1c1c1e;--station-fill:#26262b;--station-stroke:#c9c8cf;--label-ink:#eceae4;--label-halo:#131316;--gps-glow:#64b5f6;--shadow:0 8px 28px #00000073}html,body,#root{height:100%;margin:0}body{color:var(--ink);background:var(--bg);font-family:Zen Maru Gothic,Noto Sans JP,system-ui,-apple-system,Hiragino Sans,sans-serif}button{font-family:inherit}.app-shell{background:var(--bg);width:100vw;height:100vh;position:relative;overflow:hidden}.map-surface{touch-action:none;cursor:grab;width:100%;height:100%;position:relative;overflow:hidden}.map-line{cursor:pointer;transition:stroke-width .12s,opacity .15s}.map-station{cursor:pointer;transition:r .12s,fill .12s}.map-label{pointer-events:none;-webkit-user-select:none;user-select:none;font-family:Zen Maru Gothic,Noto Sans JP,sans-serif}.search-panel,.legend,.line-popup{z-index:10;background:var(--panel-bg);border:1px solid var(--panel-border);box-shadow:var(--shadow);border-radius:14px;position:absolute}.search-panel{width:300px;max-width:calc(100vw - 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16px);left:8px;right:8px}}.search-panel__swap{border:1px solid var(--border);background:var(--surface);color:var(--ink-muted);cursor:pointer;border-radius:8px;margin:-4px 0 6px auto;padding:3px 10px;font-size:15px;line-height:1.2;display:block}.search-panel__swap:hover,.search-panel__swap:focus-visible{border-color:var(--ink-muted);color:var(--ink)}.station-field__address-button{border:1px dashed var(--panel-border);width:100%;color:var(--ink-muted);cursor:pointer;background:0 0;border-radius:8px;margin-top:6px;padding:6px;font-size:12px}.station-field__address-button:hover:not(:disabled),.station-field__address-button:focus-visible{color:var(--ink);border-style:solid}.station-field__address-button:disabled{cursor:progress}.station-field__address-error{color:var(--accent);margin:6px 0 0;font-size:12px}.station-field__address-result{border:1px solid var(--border);background:var(--surface);border-radius:8px;margin-top:6px;padding:8px}.station-field__address-title{color:var(--ink-muted);margin:0 0 6px;font-size:11px;line-height:1.4}.station-field__address-result ul{margin:0;padding:0;list-style:none}.station-field__address-result button{width:100%;color:var(--ink);text-align:left;cursor:pointer;background:0 0;border:none;border-radius:6px;justify-content:space-between;align-items:center;gap:8px;padding:6px 8px;font-size:13px;display:flex}.station-field__address-result button:hover,.station-field__address-result button:focus-visible{background:var(--panel-bg)}.station-field__address-distance{color:var(--ink-muted);font-size:12px}.city-selector{flex-wrap:wrap;align-items:center;gap:8px;margin:0 0 12px;display:flex}.city-selector__label{color:var(--ink-muted);font-size:12px;font-weight:500}.city-selector__select{border:1px solid var(--border);background:var(--surface);min-width:100px;color:var(--ink);cursor:pointer;border-radius:8px;flex:1;padding:7px 9px;font-family:inherit;font-size:14px}.city-selector__select:disabled{color:var(--ink-muted);cursor:progress}.city-selector__status{color:var(--ink-muted);font-size:12px}.city-selector__error{width:100%;color:var(--accent);margin:0;font-size:12px}