:root{
  --blue:#2b5cab;--blue2:#1f4a8f;--line:#dbe4f0;--text:#20314f;--muted:#6a7890;--bg:#f4f7fb;--panel:#fff;--shadow:0 12px 30px rgba(34,62,113,.13);--radius:14px;
}
*{box-sizing:border-box}html,body{height:100%;width:100%;margin:0;overflow:hidden;font-family:'Inter',system-ui,-apple-system,Segoe UI,sans-serif;background:var(--bg);color:var(--text)}
#app-container{height:100vh;width:100vw;display:grid;grid-template-columns:330px 1fr;grid-template-rows:58px 1fr;grid-template-areas:"top top" "side map"}
#topbar{grid-area:top;display:flex;align-items:center;justify-content:space-between;padding:0 16px;background:#fff;border-bottom:1px solid var(--line);z-index:1200;box-shadow:0 1px 0 rgba(0,0,0,.02)}
.brand{display:flex;align-items:center;gap:12px;min-width:0}.brand img{width:36px;height:36px;border-radius:50%;object-fit:cover}.brand h1{font-size:18px;line-height:1.1;margin:0;color:var(--blue);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.brand small{display:block;font-size:11px;color:var(--muted);margin-top:3px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.top-actions{display:flex;gap:10px;align-items:center}.icon-btn,.login-btn{height:38px;border-radius:10px;cursor:pointer;font-weight:600}.icon-btn{border:1px solid var(--line);background:#fff;color:var(--blue);padding:0 13px}.login-btn{border:0;background:var(--blue);color:#fff;padding:0 16px}
#sidebar{grid-area:side;background:#fff;border-right:1px solid var(--line);overflow:auto;z-index:1100}.sidebar-inner{padding:14px 12px 18px}#map-wrap{grid-area:map;position:relative;min-width:0}#map{height:100%;width:100%;z-index:1}.status{position:absolute;top:16px;left:16px;z-index:900;background:rgba(31,74,143,.94);color:#fff;border-radius:999px;padding:8px 14px;font-size:12px;box-shadow:var(--shadow);max-width:min(560px,calc(100vw - 390px));white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.status.error{background:rgba(180,35,35,.94)}.map-toolbar{position:absolute;right:16px;top:84px;z-index:900;display:flex;flex-direction:column;gap:8px}.map-toolbar button{width:38px;height:38px;border-radius:10px;border:1px solid var(--line);background:#fff;box-shadow:var(--shadow);cursor:pointer;color:var(--blue);font-size:18px;font-weight:700}.legend{position:absolute;right:16px;bottom:16px;z-index:900;background:#fff;border:1px solid var(--line);border-radius:12px;box-shadow:var(--shadow);padding:12px 14px;min-width:190px;font-size:12px}.legend h4{font-size:13px;margin:0 0 8px}.legend div{display:flex;align-items:center;gap:8px;margin-top:6px}.line{width:24px;height:0;border-top:3px solid #000}.line.red{border-color:#d92d20}.line.blue{border-color:#1f78ff}.dot{width:12px;height:12px;border-radius:50%;display:inline-block;border:2px solid #fff;box-shadow:0 0 0 1px #666}.dot.cyan{background:#06b6d4;box-shadow:0 0 0 1px #0891b2}.dot.sos{background:#2b5cab;box-shadow:0 0 0 1px #1f4a8f}.leaflet-popup-content{min-width:240px}.popup-title{margin:0 0 8px;font-size:15px;color:var(--blue)}.popup-grid{display:grid;grid-template-columns:98px 1fr;gap:6px 10px;font-size:13px}.popup-grid b{color:var(--muted)}.tram-popup-card{min-width:300px;max-width:380px}.tram-head{display:flex;gap:10px;align-items:flex-start;margin-bottom:10px}.tram-badge{background:linear-gradient(135deg,#2b5cab,#6b7cff);color:#fff;border-radius:10px;padding:6px 8px;font-size:11px;font-weight:700}.tram-title{font-size:15px;font-weight:700;color:var(--text)}.tram-sub{font-size:12px;color:var(--muted);margin-top:2px}.tram-photo{width:100%;max-height:190px;object-fit:cover;border-radius:12px;border:1px solid var(--line);background:#f3f6fb}.placeholder{height:150px;border:1px dashed #cdd8ea;border-radius:12px;display:flex;align-items:center;justify-content:center;color:var(--muted);background:#f8fbff;font-size:12px}.measure-active #map{cursor:crosshair}
@media(max-width:900px){#app-container{grid-template-columns:1fr;grid-template-rows:58px 235px 1fr;grid-template-areas:"top" "side" "map"}.brand h1{font-size:15px}.brand small{display:none}#sidebar{border-right:0;border-bottom:1px solid var(--line)}.status{max-width:calc(100vw - 32px);left:12px}.legend{right:12px;bottom:12px}.map-toolbar{right:12px;top:72px}}