:root{--bg:#0b0f14;--panel:#141b24;--ink:#e8eef6;--muted:#8aa0b8;--line:#243042;--go:#1f8a4c;--air:#c0392b;--wait:#2b6cb0;--sos:#ff3b30}
*{box-sizing:border-box}html,body{margin:0;height:100%;background:var(--bg);color:var(--ink);font:16px/1.4 system-ui,sans-serif}
body{display:flex;flex-direction:column}
header{padding:12px 16px;border-bottom:1px solid var(--line);display:flex;justify-content:space-between;align-items:center;gap:12px}
h1{font-size:16px;margin:0;letter-spacing:.04em;text-transform:uppercase}
.sub{color:var(--muted);font-size:12px}
main{flex:1;padding:16px;display:flex;flex-direction:column;gap:14px;max-width:980px;width:100%;margin:0 auto}
.card{background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:14px}
label{display:block;font-size:12px;color:var(--muted);margin:8px 0 4px}
input,select,button{font:inherit;color:var(--ink)}
input,select{width:100%;background:#0d131b;border:1px solid var(--line);border-radius:10px;padding:10px 12px}
.row{display:flex;gap:10px;flex-wrap:wrap}
.row>*{flex:1}
.ptt{height:180px;border:0;border-radius:20px;background:#1a2330;color:var(--ink);font-size:28px;font-weight:700;letter-spacing:.08em}
.ptt.free{background:var(--go)}.ptt.air{background:var(--air)}.ptt.busy{background:#5a2a2a}.ptt.wait{background:var(--wait)}
.pill{display:inline-block;padding:2px 8px;border-radius:999px;background:#223044;font-size:12px;color:var(--muted)}
.sos{background:var(--sos);color:#fff;border:0;border-radius:12px;padding:12px;font-weight:700}
.list{display:flex;flex-direction:column;gap:6px;max-height:240px;overflow:auto}
.item{display:flex;justify-content:space-between;gap:8px;padding:8px;border-radius:8px;background:#0d131b}
.talking{outline:1px solid var(--air)}
#map{height:260px;border-radius:12px;overflow:hidden;background:#0d131b}
.banner{background:var(--sos);color:#fff;padding:10px 16px;display:none}
.banner.show{display:block}
a{color:#8ec8ff}