:root{
  --bg:#ffffff; --bg2:#f2f4f7; --text:#17212b; --muted:#6b7886; --line:#e3e7ec;
  --red:#e5383b; --yellow:#f2a900; --green:#2e9e5b; --blue:#2481cc;
}
*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html,body{margin:0;height:100%}
body{font:15px/1.4 -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif;color:var(--text);background:#dfe4ea;display:flex;justify-content:center}
.app{position:relative;width:100%;max-width:430px;height:100dvh;background:var(--bg);overflow:hidden;display:flex;flex-direction:column}
@media(min-width:500px){.app{height:min(100dvh,880px);margin:auto;border-radius:18px;box-shadow:0 10px 40px rgba(0,0,0,.25)}}
button{font:inherit;cursor:pointer;border:0;background:none;color:inherit}
.top{position:absolute;z-index:1200;top:0;left:0;right:0;padding:10px 12px;display:flex;gap:8px;align-items:center;pointer-events:none}
.top>*{pointer-events:auto}
.pill{background:var(--bg);border-radius:20px;padding:8px 12px;box-shadow:0 2px 8px rgba(0,0,0,.18);font-weight:600;font-size:13px;display:flex;align-items:center;gap:6px}
.pill .dot{width:10px;height:10px;border-radius:50%;background:#aab3bd}
.pill.on .dot{background:var(--green)}
.spacer{flex:1}
#map{flex:1;min-height:0}
.leaflet-container{font:inherit}
.sos{white-space:nowrap;position:absolute;z-index:1200;left:50%;transform:translateX(-50%);bottom:76px;background:var(--red);color:#fff;font-weight:700;font-size:16px;padding:14px 26px;border-radius:30px;box-shadow:0 6px 18px rgba(229,56,59,.5)}
.sos:active{transform:translateX(-50%) scale(.97)}
.tabs{display:flex;border-top:1px solid var(--line);background:var(--bg);z-index:1200;position:relative}
.tabs button{flex:1;padding:12px 0 14px;font-weight:600;color:var(--muted);font-size:14px}
.tabs button.act{color:var(--blue)}
.pin{width:34px;height:34px;border-radius:50%;border:3px solid #fff;display:flex;align-items:center;justify-content:center;font-size:16px;box-shadow:0 2px 6px rgba(0,0,0,.4);position:relative}
.pin.red{background:var(--red)}.pin.yellow{background:var(--yellow)}.pin.mine{outline:3px solid var(--blue)}
.pin.red::after{content:"";position:absolute;inset:-3px;border-radius:50%;border:2px solid var(--red);animation:pulse 1.6s infinite}
@keyframes pulse{from{transform:scale(1);opacity:.9}to{transform:scale(1.9);opacity:0}}
.me{width:16px;height:16px;border-radius:50%;background:var(--blue);border:3px solid #fff;box-shadow:0 0 0 6px rgba(36,129,204,.25)}
.badge{display:inline-block;padding:3px 10px;border-radius:12px;color:#fff;font-weight:700;font-size:12px}
.badge.red{background:var(--red)}.badge.yellow{background:var(--yellow)}.badge.green{background:var(--green)}.badge.gray{background:#8b95a1}
.backdrop{position:absolute;inset:0;z-index:1300;background:rgba(0,0,0,.25);display:none}
.backdrop.show{display:block}
.sheet{position:absolute;z-index:1400;left:0;right:0;bottom:0;background:var(--bg);border-radius:18px 18px 0 0;box-shadow:0 -6px 24px rgba(0,0,0,.2);padding:16px 16px 20px;max-height:82%;overflow:auto;transform:translateY(105%);transition:transform .25s}
.sheet.show{transform:none}
.sheet h2{margin:0 0 4px;font-size:18px}
.grab{width:40px;height:4px;border-radius:2px;background:#cfd5dc;margin:-6px auto 10px}
.row{display:flex;gap:8px;align-items:center}
.muted{color:var(--muted);font-size:13px}
.btn{display:block;width:100%;padding:13px;border-radius:12px;font-weight:700;text-align:center;margin-top:10px;background:var(--blue);color:#fff}
.btn.red{background:var(--red)}.btn.green{background:var(--green)}.btn.ghost{background:var(--bg2);color:var(--text)}
.btn[disabled]{opacity:.45;cursor:default}
.chips{display:flex;flex-wrap:wrap;gap:8px;margin:8px 0}
.chip{padding:8px 12px;border-radius:18px;background:var(--bg2);border:2px solid transparent;font-size:14px}
.chip.sel{border-color:var(--blue);background:#e8f3fc}
textarea{width:100%;min-height:80px;border:1px solid var(--line);border-radius:12px;padding:10px;font:inherit;resize:vertical}
.warn{background:#fdecec;border:1px solid #f5b8b9;color:#8f1d20;border-radius:12px;padding:10px 12px;margin:10px 0;font-size:13px}
.info{background:#eef6fd;border-radius:12px;padding:10px 12px;margin:10px 0;font-size:13px}
.resp{border:1px solid var(--line);border-radius:12px;padding:10px;margin-top:8px}
.crosshair{position:absolute;z-index:1250;left:50%;top:38%;transform:translate(-50%,-100%);font-size:34px;pointer-events:none;display:none;filter:drop-shadow(0 3px 3px rgba(0,0,0,.4))}
.panel{position:absolute;inset:0;z-index:1250;background:var(--bg);padding:64px 14px 70px;overflow:auto;display:none}
.panel.show{display:block}
.panel h3{margin:14px 0 6px;font-size:15px}
.item{border:1px solid var(--line);border-radius:12px;padding:10px 12px;margin-bottom:8px;display:flex;gap:10px;align-items:center;cursor:pointer}
.item .grow{flex:1;min-width:0}
.item .t{font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.onb{position:absolute;inset:0;z-index:2000;background:var(--bg);padding:28px 20px;overflow:auto}
.onb h1{font-size:24px;margin:8px 0}
.step{display:none}.step.show{display:block}
label.chk{display:flex;gap:10px;align-items:flex-start;margin:12px 0;font-size:14px}
label.chk input{margin-top:3px;width:18px;height:18px}
.toast{position:absolute;z-index:2100;left:10px;right:10px;top:10px;background:#1f2933;color:#fff;border-radius:14px;padding:12px;box-shadow:0 6px 20px rgba(0,0,0,.4);transform:translateY(-130%);transition:transform .3s;cursor:pointer}
.toast.show{transform:none}
.toast b{display:block;margin-bottom:2px}
.msg{position:absolute;z-index:2100;left:50%;bottom:130px;transform:translateX(-50%);background:#1f2933;color:#fff;padding:8px 14px;border-radius:16px;font-size:13px;opacity:0;transition:opacity .25s;pointer-events:none;white-space:nowrap}
.msg.show{opacity:1}
.demo{position:absolute;z-index:1500;top:56px;right:12px;background:var(--bg);border-radius:12px;box-shadow:0 6px 20px rgba(0,0,0,.3);padding:6px;display:none;width:260px}
.demo.show{display:block}
.demo button{display:block;width:100%;text-align:left;padding:10px;border-radius:8px;font-size:13px}
.demo button:hover{background:var(--bg2)}
.demo .h{font-size:11px;color:var(--muted);padding:4px 10px;text-transform:uppercase;letter-spacing:.04em}