:root{--primary:#1e3a8a;--accent:#10b981;--bg:#f8fafc;--text:#111827;--muted:#6b7280;--border:#e5e7eb;--sidebar:180px}
*{box-sizing:border-box}
html,body{height:100%}
body{margin:0;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Arial,"Noto Sans","Helvetica Neue",sans-serif;}
.container{max-width:960px;margin:auto;display:flex;flex-direction:column}
.container.fullscreen{max-width:none;margin:0;min-height:100vh;width:100%}
.container.narrow{max-width:420px}
.center{display:flex;align-items:center;justify-content:center}
.header{display:flex;justify-content:space-between;align-items:center;padding:12px 16px;background:linear-gradient(90deg, var(--primary), #2a4fb3);color:#fff;box-shadow:0 10px 20px rgba(30,58,138,.12)}
.brand{font-size:20px;color:#fff;font-weight:700;letter-spacing:.2px}
.brand{display:flex;align-items:center;gap:8px}
.brand .brand-logo{height:60px;width:auto;display:block}
.nav a,.nav button{margin-left:8px}
.card{background:#fff;border:1px solid var(--border);border-radius:12px;box-shadow:0 6px 14px rgba(30,58,138,.08);padding:16px;margin: 10px}
.small-card{background:#fff;border:#e2e2e2 1px solid;border-radius:12px;box-shadow:0 6px 14px rgba(30,58,138,.08);padding:16px}

.grid{display:grid;grid-template-columns:1fr;gap:16px}
@media(min-width:900px){.grid{grid-template-columns:1fr 1fr}}
.small-card{background:#fff;border:1px solid var(--border);border-radius:12px;box-shadow:0 6px 14px rgba(30,58,138,.08);padding:12px;padding-bottom:20px}
.layout{display:grid;grid-template-columns:var(--sidebar) 1fr;min-height:calc(100vh - 20px)}
.content{padding:20px}
.sidebar{background:#fff;border:1px solid var(--border);box-shadow:0 6px 14px rgba(30,58,138,.08);padding:12px;display:block}
.sidebar .title{font-weight:600;color:var(--primary);margin-bottom:8px}
.sidebar a{display:block;padding:8px 10px;margin:10px 0;border-radius:8px;color:var(--text);text-decoration:none;border:1px solid #00000014}
.sidebar a:hover{background:#f1f5f9;border-color:var(--border)}
.sidebar .menu{display:flex;flex-direction:column}
.sidebar .bottom{margin-top:auto}
.btn{display:inline-block;padding:10px 14px;border-radius:10px;border:1px solid var(--primary);background:var(--primary);color:#fff;text-decoration:none;transition:all .2s ease}
.footer-btn{display:inline-block;padding:10px 14px;border-radius:10px;border:1px solid var(--primary);color:#fff;text-decoration:none;transition:all .2s ease}
.btn:hover{transform:translateY(-1px);box-shadow:0 8px 16px rgba(16,185,129,.18)}
.btn.secondary{background:transparent;color:var(--primary)}

.btn-checkin{border:1px solid #1e3a8a00;color: #fff;border-radius: 5px;padding: 10px 20px;background: #10b981;}

.btn.accent{border-color:var(--accent);background:var(--accent)}
.btn:disabled{opacity:.6;cursor:not-allowed}
.toggle-btn{width:64px;height:35px;border-radius:999px;border:1px solid var(--border);background:#334155;position:relative;display:inline-block;vertical-align:middle}
.toggle-btn.on{background:#10b981;border-color:#10b981}
.toggle-btn::after{content:attr(data-label);position:absolute;top:3px;left:4px;width:30px;height:27px;border-radius:50%;background:#fff;box-shadow:0 2px 6px rgba(0,0,0,.2);display:flex;align-items:center;justify-content:center;font-size:13px;font-weight:600;color:#111}
.toggle-btn.on::after{left:30px}
.header .btn.secondary{border-color:#fff;color:#fff}
.header .btn.secondary:hover{background:rgba(255,255,255,.14)}
.table{width:100%;border-collapse:collapse;background:#fff;border:1px solid var(--border);border-radius:12px;overflow:hidden}
.table th{background:#eef2ff;color:#0f172a}
.table th,.table td{padding:5px 10px;border-bottom:1px solid var(--border);text-align:left}
.table tr:hover td{background:#f9fafb}
.table tr:last-child td{border-bottom:none}
.muted{color:var(--muted)}
.form-row{display:flex;gap:12px;flex-wrap:wrap;margin:10px}
.form-row.nowrap{flex-wrap:nowrap}
.form-row .receipt-view{margin-left:auto}
.form-row input,.form-row textarea{flex:1;min-width:220px;padding:12px;border:1px solid var(--border);border-radius:10px;background:#f8fafc}
.form-row select{padding:8px;border-radius: 5px;}
.form-row input:focus,.form-row textarea:focus{outline:none;border-color:#93c5fd;box-shadow:0 0 0 3px rgba(147,197,253,.35)}
.name-title{font-size:30px;margin:12px 0}
.section-title{font-size:20px;margin:12px 0;color: #000;
}
.pay-icon{width:40px;height:auto;margin-left:8px;vertical-align:middle}
.pay-icon-large{width:auto}
.badge{display:inline-block;padding:4px 8px;border-radius:999px;background:var(--primary);color:#fff;border:1px solid var(--primary);font-size:12px}
.qr{display:block;margin:12px 0;border:1px solid var(--border);border-radius:12px}
.footer{position:fixed;left:0;right:0;bottom:0;width:100%;padding:10px 0;border-top:1px solid var(--border);background:#2a4fb3;text-align:center;margin-top:0;z-index:100}
.footer .footer-nav{display:flex;justify-content:center;gap:12px;flex-wrap:wrap;margin:10px}
.footer .btn.secondary{color:#fff}
.footer .btn.secondary:hover{background:rgba(255,255,255,.14)}
.footer svg{vertical-align:middle}
.footer .btn,.footer .footer-btn{display:inline-flex;align-items:center;gap:6px;line-height:1}
.footer .btn svg,.footer .footer-btn svg{width:18px;height:18px;display:block}
.footer .footer-nav .btn{display:flex;flex-direction:column;align-items:center;gap:6px}
.footer .footer-nav .btn svg{margin:0}
.admin-footer{position:static;}
.split-two{display:flex;gap:12px;flex-wrap:wrap}
.split-two>.col{flex:1;min-width:280px}
.metric{font-size:28px;font-weight:700;color:var(--primary)}
.logo{display:block;margin:15px auto;max-width:160px;height:auto}
.modal{position:fixed;inset:0;display:none;align-items:center;justify-content:center;background:rgba(0,0,0,.35);z-index:10000}
.modal.open{display:flex}
.modal-content{width:96%;max-width:520px;background:#fff;border:1px solid var(--border);border-radius:12px;box-shadow:0 10px 24px rgba(30,58,138,.18);padding:16px;max-height:90vh;overflow:auto;z-index:10001}
.modal-title{font-size:18px;margin-bottom:12px;color:var(--primary);font-weight:700}
.modal-actions{display:flex;gap:8px;justify-content:flex-end;margin-top:12px}
.container.narrow .section-title{text-align:center}
.container.narrow form .btn[type=submit]{display:block;margin:0 auto}
.card#adminlog{max-height:100vh;overflow:auto}
.card#adminlog .table{table-layout:fixed}
.card#adminlog .table th,.card#adminlog .table td{word-break:break-word;overflow-wrap:anywhere}
.card#adminlog pre{white-space:pre-wrap;word-break:break-word;overflow-wrap:anywhere;margin:0}
@media(max-width:768px){
  .pay-icon-large{width:100px;display:block;margin:0 auto}
  .layout{grid-template-columns:1fr}
  .form-row{flex-direction:column}
  .form-row .receipt-view{align-self:flex-end}
  .form-row input,.form-row textarea{min-width:0;width:100%}
  .table{display:block;overflow-x:auto}
  .nav .btn{margin:6px 0}
  .sidebar{display:flex;flex-direction:row;overflow-x:auto;white-space:nowrap;padding:12px;gap:10px}
  .sidebar .menu{display:flex;flex-direction:row;align-items:center;width:100%}
  .sidebar .logo{height:40px;margin:0 10px 0 0;width:auto}
  .sidebar a{flex:0 0 auto;margin:0;padding:8px 12px;white-space:nowrap}
}
.card-link{text-decoration:none;display:block}
.card-link .card{cursor:pointer}
/* event cards */
.event-card{background:#fff9c0;border-color:#5e73ae}