:root{
  --bg:#f6f7fb;
  --card:#ffffff;
  --text:#0f172a;
  --muted:#475569;
  --line:#e5e7eb;
  --primary:#4f46e5;
  --primary2:#4338ca;
  --success:#16a34a;
  --danger:#ef4444;
  --warning:#f59e0b;
  --shadow: 0 18px 50px rgba(15, 23, 42, 0.10);
  --shadow2: 0 10px 24px rgba(15, 23, 42, 0.08);
  --radius: 18px;
}

*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, "Apple Color Emoji","Segoe UI Emoji";
  color:var(--text);
  background:
    radial-gradient(900px 500px at 20% -10%, rgba(79, 70, 229, .18), transparent 55%),
    radial-gradient(900px 500px at 85% 0%, rgba(99, 102, 241, .18), transparent 55%),
    var(--bg);
}

a{color:var(--primary); text-decoration:none}
a:hover{text-decoration:underline}

.container{
  width:100%;
  max-width:980px;
  margin:0 auto;
  padding:28px 16px 48px;
}

.brand{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  margin-bottom:18px;
}

.brand .logo{
  display:flex;
  align-items:center;
  gap:10px;
  font-weight:800;
  letter-spacing:-0.02em;
}
.brand .logo img{
  width:40px;
  height:40px;
  border-radius:14px;
  object-fit:contain;
  display:block;
}
.logo-badge{
  width:40px;height:40px;border-radius:14px;
  background: linear-gradient(135deg, var(--primary), #22c55e);
  box-shadow: 0 10px 25px rgba(79,70,229,.25);
}
.brand small{color:var(--muted)}

.card{
  background:var(--card);
  border:1px solid rgba(226,232,240,.85);
  box-shadow:var(--shadow);
  border-radius: 26px;
  overflow:hidden;
}

.card-header{
  padding:26px 24px 18px;
  border-bottom:1px solid rgba(226,232,240,.75);
  background: linear-gradient(180deg, rgba(79,70,229,.06), rgba(255,255,255,0));
}
.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-weight:700;
  font-size:12px;
  letter-spacing:.22em;
  text-transform:uppercase;
  color:rgba(79,70,229,.9);
}
.title{
  margin:10px 0 0;
  font-size:28px;
  line-height:1.15;
  letter-spacing:-0.02em;
}
.subtitle{
  margin:10px 0 0;
  color:var(--muted);
  font-size:14px;
  line-height:1.6;
  max-width: 60ch;
}

.card-body{padding:22px 24px 26px}

.grid{
  display:grid;
  gap:14px;
}
.grid.two{grid-template-columns:1fr}
@media (min-width: 860px){
  .grid.two{grid-template-columns:1fr 1fr}
}

.field label{
  display:block;
  font-size:13px;
  font-weight:700;
  color: rgba(15, 23, 42, .86);
  margin:0 0 8px;
}
.req{color: var(--danger); font-weight:800; margin-left:4px}

.input, select, textarea{
  width:100%;
  border-radius: 14px;
  border:1px solid rgba(226,232,240,1);
  background:#fff;
  padding: 12px 12px;
  font-size: 14px;
  color: var(--text);
  outline:none;
  transition: box-shadow .15s ease, border-color .15s ease, transform .05s ease;
}
.input:focus, select:focus, textarea:focus{
  border-color: rgba(79,70,229,.55);
  box-shadow: 0 0 0 4px rgba(79,70,229,.12);
}
textarea{min-height:120px; resize:vertical}
.hint{font-size:12px; color:var(--muted); margin-top:6px}

.row{
  display:flex;
  align-items:center;
  gap:12px;
  flex-wrap:wrap;
}

.btn{
  appearance:none;
  border:0;
  border-radius: 999px;
  padding: 12px 18px;
  font-weight:800;
  font-size:14px;
  color:#fff;
  background: linear-gradient(135deg, var(--primary), var(--primary2));
  box-shadow: 0 14px 30px rgba(79,70,229,.18);
  cursor:pointer;
  transition: transform .05s ease, box-shadow .15s ease, filter .15s ease;
}
.btn:hover{filter: brightness(1.03)}
.btn:active{transform: translateY(1px)}
.btn.secondary{
  background:#fff;
  color: var(--text);
  border:1px solid rgba(226,232,240,1);
  box-shadow: var(--shadow2);
}
.btn.small{padding:8px 12px; font-size:12px}

.alert{
  border-radius: 16px;
  padding: 12px 14px;
  border: 1px solid rgba(226,232,240,1);
  background: #fff;
  font-size: 13px;
  line-height: 1.5;
}
.alert.success{border-color: rgba(22,163,74,.25); background: rgba(22,163,74,.08); color: rgba(20,83,45,1)}
.alert.error{border-color: rgba(239,68,68,.25); background: rgba(239,68,68,.08); color: rgba(127,29,29,1)}
.alert.info{border-color: rgba(79,70,229,.20); background: rgba(79,70,229,.08); color: rgba(30,27,75,1)}

.consent{
  display:flex;
  gap:10px;
  align-items:flex-start;
  padding: 12px 12px;
  border: 1px solid rgba(226,232,240,1);
  border-radius: 16px;
  background: rgba(248,250,252,0.7);
}
.consent input{margin-top:3px}
.consent p{margin:0; color:var(--muted); font-size:13px; line-height:1.5}

.footer-note{
  margin-top:14px;
  font-size:12px;
  color: rgba(71,85,105,.9);
}

/* Admin */
.admin-shell{
  display:flex;
  gap:16px;
  align-items:center;
  justify-content:space-between;
  margin-bottom:18px;
}
.admin-shell h1{margin:0; font-size:22px; letter-spacing:-0.02em}
.pill{
  display:inline-flex;
  gap:8px;
  align-items:center;
  padding: 8px 12px;
  border-radius: 999px;
  border:1px solid rgba(226,232,240,1);
  background:#fff;
  color: rgba(15,23,42,.86);
  font-size:12px;
  font-weight:700;
}

.stats{
  display:grid;
  gap:14px;
  grid-template-columns:1fr;
}
@media(min-width: 860px){
  .stats{grid-template-columns: repeat(3, 1fr);}
}
.stat{
  border-radius: 22px;
  background:#fff;
  border:1px solid rgba(226,232,240,1);
  box-shadow: var(--shadow2);
  padding: 16px 16px;
}
.stat .label{font-size:12px; color: var(--muted); font-weight:700; text-transform:uppercase; letter-spacing:.18em}
.stat .value{margin-top:6px; font-size:28px; font-weight:900; letter-spacing:-0.03em}

.filters{
  margin-top:14px;
  background:#fff;
  border:1px solid rgba(226,232,240,1);
  border-radius: 22px;
  box-shadow: var(--shadow2);
  padding: 14px;
}
.filters .grid{
  grid-template-columns:1fr;
}
@media(min-width: 860px){
  .filters .grid{grid-template-columns: repeat(5, 1fr);}
}
.filters .field label{font-size:11px; letter-spacing:.18em; text-transform:uppercase; color: rgba(71,85,105,.85)}
.filters .input, .filters select{padding:10px 10px; font-size:13px}
.filters .actions{display:flex; gap:10px; align-items:end; flex-wrap:wrap}

.table-wrap{
  margin-top:14px;
  background:#fff;
  border:1px solid rgba(226,232,240,1);
  border-radius: 22px;
  overflow:hidden;
  box-shadow: var(--shadow2);
}

table{
  width:100%;
  border-collapse:separate;
  border-spacing:0;
  font-size: 13px;
}
thead th{
  text-align:left;
  padding: 12px 12px;
  color: rgba(71,85,105,.95);
  font-weight:900;
  font-size: 11px;
  letter-spacing:.18em;
  text-transform:uppercase;
  background: rgba(248,250,252,0.85);
  border-bottom:1px solid rgba(226,232,240,1);
}
tbody td{
  padding: 12px 12px;
  border-bottom:1px solid rgba(226,232,240,1);
  vertical-align:top;
  color: rgba(15,23,42,.86);
}
tbody tr:hover td{background: rgba(79,70,229,.03)}

.badge{
  display:inline-flex;
  align-items:center;
  padding: 6px 10px;
  border-radius: 999px;
  font-weight:800;
  font-size:12px;
  border:1px solid rgba(226,232,240,1);
  background: rgba(248,250,252,0.9);
  color: rgba(15,23,42,.85);
  white-space:nowrap;
}
.badge.new{background: rgba(79,70,229,.10); border-color: rgba(79,70,229,.25); color: rgba(30,27,75,1)}
.badge.contacted{background: rgba(14,165,233,.10); border-color: rgba(14,165,233,.25); color: rgba(7,89,133,1)}
.badge.interested{background: rgba(34,197,94,.10); border-color: rgba(34,197,94,.25); color: rgba(20,83,45,1)}
.badge.followup{background: rgba(245,158,11,.12); border-color: rgba(245,158,11,.35); color: rgba(120,53,15,1)}
.badge.registered{background: rgba(168,85,247,.10); border-color: rgba(168,85,247,.25); color: rgba(88,28,135,1)}
.badge.paid{background: rgba(16,185,129,.12); border-color: rgba(16,185,129,.30); color: rgba(6,95,70,1)}
.badge.joined{background: rgba(22,163,74,.14); border-color: rgba(22,163,74,.30); color: rgba(20,83,45,1)}
.badge.notinterested{background: rgba(239,68,68,.10); border-color: rgba(239,68,68,.25); color: rgba(127,29,29,1)}

.pagination{
  display:flex;
  gap:10px;
  align-items:center;
  justify-content:space-between;
  padding: 12px 14px;
  background: rgba(248,250,252,0.85);
}
.pagination .pages{
  display:flex; gap:8px; align-items:center; flex-wrap:wrap;
}
.page-link{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  min-width: 36px;
  height: 34px;
  padding: 0 10px;
  border-radius: 999px;
  border:1px solid rgba(226,232,240,1);
  background:#fff;
  font-weight:800;
  font-size:12px;
  color: rgba(15,23,42,.86);
}
.page-link.active{
  border-color: rgba(79,70,229,.35);
  box-shadow: 0 0 0 4px rgba(79,70,229,.10);
}

.table-empty{
  padding: 28px 16px;
  text-align:center;
  color: var(--muted);
}

.status-form{
  display:flex;
  align-items:center;
  gap:8px;
  flex-wrap:wrap;
}
.status-form select{padding:8px 10px; font-size:12px}

.auth-card{
  max-width: 520px;
  margin: 0 auto;
}