:root{--ink:#141d18;--paper:#f8f8f5;--muted:#6a736d;--line:#e2e5df;--accent:#1c6b49;--warn:#8a5a1e;--white:#fff;font-family:Hiragino Sans,Noto Sans JP,Yu Gothic,system-ui,sans-serif;color:var(--ink);background:var(--paper);font-synthesis:none}*{box-sizing:border-box}body{margin:0}button,a,select{font:inherit;-webkit-tap-highlight-color:transparent;touch-action:manipulation}button{cursor:pointer;border:0;background:none;padding:0;color:inherit}a{color:inherit;text-decoration:none}button:focus-visible,a:focus-visible,select:focus-visible{outline:3px solid var(--accent);outline-offset:3px}[hidden]{display:none!important}.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}.icon{width:20px;height:20px;flex:none}.shell{max-width:1120px;margin:auto;padding:12px 16px 32px}.header{display:flex;align-items:baseline;justify-content:space-between;padding:10px 0 14px}.brand{font-weight:800;font-size:18px;letter-spacing:-.02em}.header-link{font-size:14px;color:var(--muted)}.demo-bar{display:flex;justify-content:space-between;align-items:center;gap:12px;margin:0 0 12px;font-size:12px;color:var(--muted)}.demo-actions{display:flex;gap:12px;align-items:center}.demo-bar select{border:1px solid var(--line);border-radius:8px;padding:4px 8px;background:transparent;color:var(--ink)}.watch-layout{display:grid;gap:24px}.map-area{position:relative;height:min(58vh,560px);min-height:300px;border-radius:14px;overflow:hidden;background:#ebede7}#map{position:absolute;top:0;right:0;bottom:0;left:0}.map-placeholder{position:absolute;top:0;right:0;bottom:0;left:0;display:grid;place-content:center;text-align:center;gap:6px;color:var(--muted);font-size:14px;padding:24px}.map-placeholder p{margin:0;font-size:17px;font-weight:700;color:var(--ink)}.map-recenter{position:absolute;right:12px;bottom:12px;width:44px;height:44px;border-radius:50%;background:var(--white);box-shadow:0 1px 3px #0003;display:grid;place-items:center}.map-toggle{position:absolute;left:12px;top:12px;height:36px;padding:0 12px;border-radius:10px;background:var(--white);box-shadow:0 1px 3px #0003;font-size:13px;font-weight:800;letter-spacing:.02em;color:var(--muted)}.map-toggle[aria-pressed=true]{background:var(--ink);color:var(--white)}.map-error{position:absolute;left:12px;right:12px;bottom:12px;background:var(--white);border-radius:10px;padding:10px 12px;font-size:13px;display:flex;gap:10px;align-items:center;justify-content:space-between}.map-error button{width:36px;height:36px;display:grid;place-items:center}.maplibregl-ctrl-top-right{top:10px;right:10px}.maplibregl-ctrl-group{border-radius:10px;box-shadow:0 1px 3px #0003}.maplibregl-ctrl-attrib{font-size:10px;background:#ffffffbf}.location-pin{position:relative;width:18px;height:18px;border-radius:50%;background:var(--accent);border:3px solid var(--white);box-shadow:0 0 0 1px #0000001f;pointer-events:none}.share-panel{display:grid;gap:22px}.distance{margin:0;font-size:17px;font-weight:700}.members-summary{margin:0;font-size:14px;color:var(--muted)}.join-box{display:grid;gap:10px;padding-top:6px;border-top:1px solid var(--line);margin-top:6px}.join-name{display:grid;gap:4px;font-size:13px;color:var(--muted)}.join-name input{font:inherit;font-size:16px;color:var(--ink);padding:10px 12px;border:1px solid var(--line);border-radius:10px;background:var(--white)}.member-pin{display:flex;flex-direction:column;align-items:center;gap:2px;pointer-events:none;transform:translateY(-8px)}.member-dot{width:16px;height:16px;border-radius:50%;background:#e0782f;border:3px solid var(--white);box-shadow:0 0 0 1px #0000001f}.member-label{font-size:12px;font-weight:700;color:var(--ink);background:#ffffffe6;padding:1px 6px;border-radius:6px;white-space:nowrap}.viewer-pin{width:16px;height:16px;border-radius:50%;background:#2f6fe0;border:3px solid var(--white);box-shadow:0 0 0 1px #0000001f;pointer-events:none}.button[aria-pressed=true].secondary{background:#eef3f0;border-color:var(--accent);color:var(--accent)}.status-line{display:flex;flex-wrap:wrap;align-items:center;gap:4px 12px;font-size:14px;color:var(--muted)}.status-pill{display:inline-flex;align-items:center;gap:6px;color:var(--accent);font-weight:700}.status-pill.warning{color:var(--warn)}.status-dot{width:8px;height:8px;border-radius:50%;background:currentColor}.location-detail{display:inline-flex;gap:10px}.panel-title{margin:0;font-size:clamp(26px,5vw,34px);line-height:1.25;letter-spacing:-.01em}.note{margin:0;font-size:clamp(26px,6.2vw,40px);font-weight:800;line-height:1.25;letter-spacing:-.01em;overflow-wrap:anywhere}.panel-description{margin:0;font-size:15px;color:var(--muted)}.notice{font-size:14px;color:var(--warn);background:#faf1e3;border-radius:10px;padding:10px 12px}.expiry{display:grid;gap:8px}.expiry-label{font-size:13px;color:var(--muted)}.expiry-value{display:flex;align-items:baseline;gap:8px}#countdown{font-size:clamp(52px,13vw,76px);font-weight:800;letter-spacing:-.03em;line-height:1;font-variant-numeric:tabular-nums}.expiry-value span:last-child{font-size:16px;color:var(--muted)}.progress-track{height:3px;background:var(--line);border-radius:2px;overflow:hidden}#progress{height:100%;width:100%;background:var(--accent);transition:width 1s linear}.actions{display:grid;gap:10px}.button{display:flex;align-items:center;justify-content:center;gap:8px;min-height:56px;padding:0 20px;border-radius:12px;font-size:17px;font-weight:700;width:100%}.button.primary{background:var(--ink);color:var(--white)}.button.secondary{background:var(--white);border:1px solid var(--line)}.button:disabled{opacity:.35;cursor:default}.caption{margin:0;font-size:13px;color:var(--muted);text-align:center}.privacy-note{margin:0;font-size:13px;color:var(--muted);line-height:1.6}.terminal{padding:40px 0 24px;display:grid;gap:16px;max-width:560px}.terminal h2{margin:0;font-size:clamp(32px,7vw,48px);line-height:1.2;letter-spacing:-.02em}.terminal p{margin:0;font-size:16px;color:var(--muted);line-height:1.7}.terminal .button{width:auto;justify-self:start;padding:0 28px}.footer{margin-top:40px;font-size:13px;color:var(--muted);display:flex;justify-content:space-between;gap:12px}.dialog{border:0;border-radius:16px;padding:28px 24px 24px;width:min(92vw,420px);color:var(--ink);background:var(--white)}.dialog::backdrop{background:#00000073}.dialog h2{margin:0 0 8px;font-size:22px;line-height:1.3}.dialog p{margin:0 0 16px;color:var(--muted);font-size:15px;line-height:1.7}.dialog .button+.button{margin-top:10px}.dialog-close{position:absolute;top:10px;right:10px;width:40px;height:40px;display:grid;place-items:center;color:var(--muted)}.steps{margin:0 0 16px;padding-left:22px;line-height:1.8}@media(min-width:900px){.watch-layout{grid-template-columns:minmax(0,1.7fr) minmax(300px,1fr);gap:40px;align-items:stretch}.map-area{height:clamp(480px,72vh,680px)}.shell{padding:20px 32px 40px}}