:root{font-family:Inter,system-ui,-apple-system,Segoe UI,sans-serif;color:#152238;background:#f3f6fb;font-size:16px}*{box-sizing:border-box}body{margin:0}.shell{max-width:1120px;margin:0 auto;padding:28px 18px}.card{background:#fff;border:1px solid #e2e8f0;border-radius:18px;padding:24px;box-shadow:0 8px 28px #102a4310}.login-card{max-width:440px;margin:10vh auto}.brand{font-size:13px;letter-spacing:.16em;font-weight:800;color:#1769aa}h1{font-size:32px;margin:12px 0 6px}h2{margin:0 0 6px;font-size:21px}.muted{color:#6b778c;margin:0 0 20px}label{display:block;font-size:14px;font-weight:700;margin:14px 0}input,textarea{display:block;width:100%;margin-top:7px;border:1px solid #d6dee9;border-radius:10px;padding:12px;font:inherit;background:#fbfcfe;min-height:44px}textarea{min-height:80px;resize:vertical}button{border:0;border-radius:10px;background:#1769aa;color:#fff;padding:12px 18px;font-weight:700;cursor:pointer;min-height:42px;font:inherit}button:hover{background:#0d568e}.ghost{background:#eef3f8;color:#31506f}.topbar{display:flex;justify-content:space-between;align-items:center;margin-bottom:22px}.grid{display:grid;grid-template-columns:1.3fr 1fr;gap:20px}.section-head{display:flex;justify-content:space-between;align-items:flex-start}.trip-list{display:grid;gap:10px}.trip{border:1px solid #e5eaf1;border-radius:12px;padding:15px}.trip strong{display:block;margin-bottom:6px}.status{font-size:12px;color:#1769aa;background:#eaf4fc;border-radius:99px;padding:4px 9px}.two{display:grid;grid-template-columns:1fr 1fr;gap:12px}.actions{display:flex;gap:10px;margin-top:18px}.error{color:#bd2c2c;min-height:20px;font-size:14px;font-weight:600}.summary-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(110px,1fr));gap:10px;margin:16px 0}.summary-grid div{background:#f2f4f7;border-radius:12px;padding:12px;text-align:center}.summary-grid strong{display:block;font-size:23px;color:#155eef}.map{height:360px;border-radius:14px;overflow:hidden;background:#eef2f6;margin:16px 0}.detail-lists{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:16px}.detail-lists section{border:1px solid #eaecf0;border-radius:12px;padding:12px}.detail-lists ul{padding-left:18px;margin-bottom:0}@media(max-width:760px){.grid{grid-template-columns:1fr}.two{grid-template-columns:1fr}}.qr{margin-top:12px;background:#fff;display:inline-block;padding:8px}
.search-box{display:block;width:100%;margin:6px 0 14px;border:1px solid #d6dee9;border-radius:10px;padding:10px 12px;font:inherit;background:#fbfcfe}
.alert-banner{background:#fdeaea;border:2px solid #f0b7b7;border-radius:14px;padding:16px 18px;margin-bottom:18px}
.alert-banner strong{display:block;color:#9c1f1f;margin-bottom:10px;font-size:15px}
.alert-row{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:9px 0;border-top:1px solid #f4cccc;font-size:14px}
.alert-row:first-of-type{border-top:0}
.alert-row button{font-size:14px;font-weight:800;padding:9px 16px;min-height:38px}
.trip{position:relative}
.live-badge{position:absolute;top:12px;right:12px;background:#1a9d5c;color:#fff;font-size:11px;font-weight:800;letter-spacing:.05em;border-radius:99px;padding:3px 9px}
.trip-active{border-color:#1a9d5c;box-shadow:0 0 0 1px #1a9d5c inset}
.participant-box ul{max-height:320px;overflow-y:auto;padding-left:18px}
.stale-fresh{color:#152238}
.stale-warning{color:#a3670f;font-weight:700}
.stale-danger{color:#c23b3b;font-weight:700}
.map-legend{display:flex;flex-wrap:wrap;gap:14px;align-items:center;font-size:12px;color:#31506f;margin:0 0 10px}
.map-legend .dot{display:inline-block;width:10px;height:10px;border-radius:50%;margin-right:5px;vertical-align:middle}
.dot-fresh{background:#1a9d5c}
.dot-warning{background:#d68a1f}
.dot-danger{background:#c23b3b}
.loc-marker{width:30px;height:30px;border-radius:50%;border:2px solid #fff;box-shadow:0 2px 6px #00000040;color:#fff;font-weight:800;font-size:12px;display:flex;align-items:center;justify-content:center}
.status-active{color:#1a9d5c;background:#e5f7ee}
.status-draft{color:#6b778c;background:#eef1f5}
.status-completed{color:#1769aa;background:#eaf4fc}
.status-cancelled{color:#c23b3b;background:#fdeaea}
.detail-lists section ul{max-height:220px;overflow-y:auto}
.attendance-session{border:1px solid #eaecf0;border-radius:12px;padding:12px;margin-bottom:10px}
.attendance-session-head{display:flex;justify-content:space-between;align-items:center;gap:10px;flex-wrap:wrap}
.attendance-session-head button{flex:0 0 auto}
.attendance-record-list{max-height:260px;overflow-y:auto;padding-left:18px;margin:10px 0 0}
.manage-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:16px;margin:20px 0}
.manage-card{padding:18px;box-shadow:none}
.manage-card h3{margin:0 0 6px;font-size:18px}
.manage-card label{margin:10px 0}
.manage-card button[type=submit],#bulkInviteButton{margin-top:8px;width:100%}
.manage-card input[type=file]{background:#fff}
.hint{font-size:14px;color:#6b778c;margin:6px 0 8px}
.hint code{font-size:12px;background:#f2f4f7;padding:2px 4px;border-radius:4px;word-break:break-all}
.success{color:#157347;font-weight:700;font-size:14px;margin:8px 0 0}
.manage-card .error,.manage-card .muted{margin:8px 0 0}
.invite-list{list-style:none;padding:0;margin:12px 0 0;max-height:320px;overflow-y:auto}
.invite-list li{display:flex;justify-content:space-between;align-items:center;gap:8px;padding:8px 0;border-top:1px solid #eaecf0;flex-wrap:wrap}
.invite-actions{display:flex;gap:6px}
.invite-actions button,.button-link{padding:7px 12px;min-height:36px;font-size:14px}
.button-link{display:inline-flex;align-items:center;border-radius:10px;background:#1a9d5c;color:#fff;font-weight:700;text-decoration:none}
.muted-inline{color:#6b778c;font-size:13px}
button:disabled{opacity:.6;cursor:wait}