:root{--brand: #0f6e56;--brand-d: #0a5341;--ink: #1f2430;--muted: #71788a;--line: #e4e7ec;--bg: #f3f5f7;--card: #fff;--warn: #e8543e;--amber: #b9770e}*{box-sizing:border-box}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif;background:var(--bg);color:var(--ink)}a{color:inherit;text-decoration:none}.app{max-width:520px;margin:0 auto;min-height:100vh}.center{min-height:100vh;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px;padding:24px;text-align:center;color:var(--muted)}.topbar{position:sticky;top:0;z-index:10;display:flex;align-items:center;gap:10px;background:var(--brand);color:#fff;padding:12px 16px}.brand{font-weight:800;font-size:19px}.brand small{font-weight:600;font-size:12px;opacity:.85;margin-left:3px}.logout{margin-left:auto;background:transparent;color:#fff;border:1px solid rgba(255,255,255,.35);border-radius:8px;padding:5px 11px;font-size:13px;cursor:pointer}.content{padding:16px}.empty{text-align:center;color:var(--muted);padding:40px 10px}.status-bar{display:flex;align-items:center;gap:12px;background:var(--card);border:1px solid var(--line);border-radius:12px;padding:14px 16px;margin-bottom:14px}.dot{width:12px;height:12px;border-radius:50%}.dot.available{background:var(--brand)}.dot.offline{background:var(--muted)}.dot.busy{background:var(--amber)}.status-bar .lbl{font-weight:700}.status-bar .grow{flex:1}.btn{background:var(--brand);color:#fff;border:none;border-radius:10px;padding:11px 16px;font-size:15px;font-weight:700;cursor:pointer}.btn:active{background:var(--brand-d)}.btn:disabled{opacity:.5}.btn.block{width:100%;padding:14px;font-size:16px}.btn.ghost{background:#fff;color:var(--ink);border:1px solid var(--line)}.btn.warn{background:#fff;color:var(--warn);border:1px solid var(--warn)}.btn.big{padding:16px;font-size:17px}.card{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:16px;margin-bottom:12px}.card h3{margin:0 0 4px;font-size:17px}.card .muted{color:var(--muted);font-size:13.5px}.kv{display:flex;gap:8px;margin:6px 0;font-size:14.5px}.kv b{min-width:64px;color:var(--muted);font-weight:600}.row{display:flex;gap:10px}.row>*{flex:1}.offer{border:2px solid var(--brand)}.offer .big-amt{font-size:22px;font-weight:800}.pill{display:inline-block;font-size:11.5px;font-weight:700;padding:3px 10px;border-radius:999px;background:#e8f3ee;color:var(--brand);margin-bottom:6px}label{display:block;font-size:13px;font-weight:700;margin:12px 0 5px}input{width:100%;border:1px solid var(--line);border-radius:10px;padding:11px 12px;font-size:15px}.login{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:26px;width:100%;max-width:360px;text-align:left}.login .brand{color:var(--brand);text-align:center;font-size:26px}.login .sub{text-align:center;color:var(--muted);margin:2px 0 12px;font-weight:600}.err{color:var(--warn);font-size:13.5px;margin:8px 0}