:root {
  --brand: #2E5B9A;
  --ink: #1B3A5C;
  --bg: #F4F7FB;
  --card: #FFFFFF;
  --muted: #667085;
  --ok: #2E7D32;
  --danger: #B0324A;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
  background: var(--bg);
  color: #1a1a1a;
}
.wrap {
  max-width: 480px;
  margin: 0 auto;
  padding: 24px 16px 60px;
}
.card {
  background: var(--card);
  border-radius: 14px;
  box-shadow: 0 2px 14px rgba(20,30,60,0.08);
  padding: 20px;
  margin-bottom: 16px;
}
.brand-header { text-align: center; margin-bottom: 8px; }
.brand-header h1 { font-size: 22px; margin: 6px 0 2px; color: var(--ink); }
.brand-header p { margin: 0; color: var(--muted); font-size: 14px; }
.video-frame { position: relative; padding-bottom: 56.25%; height: 0; overflow: hidden; border-radius: 10px; background: #000; }
.video-frame iframe { position: absolute; top: 0; left: 0; width: 100%; height: 100%; border: 0; }
.doc-box { background: #F0F4FA; border-radius: 10px; padding: 14px 16px; font-size: 15px; line-height: 1.5; }
.poster-frame img { width: 100%; border-radius: 10px; display: block; }
.gate-msg { text-align: center; font-size: 13px; color: var(--muted); margin-top: 10px; }
label { display: block; font-size: 14px; font-weight: 600; margin: 14px 0 6px; color: var(--ink); }
input[type=text], input[type=tel], input[type=email] {
  width: 100%; padding: 11px 12px; border: 1px solid #D7DEE8; border-radius: 8px; font-size: 15px;
}
.consent-row { display: flex; gap: 10px; align-items: flex-start; margin-top: 16px; font-size: 13px; color: #333; }
.consent-row input { margin-top: 3px; }
button.btn {
  width: 100%; margin-top: 18px; padding: 13px; border: 0; border-radius: 10px;
  background: var(--brand); color: #fff; font-size: 16px; font-weight: 700; cursor: pointer;
}
button.btn:disabled { background: #B7C3D6; cursor: not-allowed; }
.small { font-size: 12px; color: var(--muted); text-align: center; margin-top: 10px; }
.coupon-box {
  text-align: center; background: linear-gradient(135deg, var(--brand), var(--ink));
  color: #fff; border-radius: 14px; padding: 26px 18px;
}
.coupon-code {
  font-size: 30px; font-weight: 800; letter-spacing: 2px; margin: 10px 0; background: rgba(255,255,255,0.15);
  border-radius: 8px; padding: 10px; display: inline-block;
}
.wa-btn {
  display: inline-block; margin-top: 14px; background: #25D366; color: #fff; text-decoration: none;
  padding: 11px 18px; border-radius: 8px; font-weight: 700; font-size: 14px;
}
.error-box { background: #FCE9EC; color: var(--danger); border-radius: 10px; padding: 12px 14px; font-size: 14px; }
table.admin { width: 100%; border-collapse: collapse; font-size: 13px; background: #fff; }
table.admin th, table.admin td { padding: 8px 10px; border-bottom: 1px solid #E5EAF1; text-align: left; }
table.admin th { background: #F0F4FA; color: var(--ink); position: sticky; top: 0; }
.badge { padding: 3px 8px; border-radius: 20px; font-size: 11px; font-weight: 700; }
.badge.active { background: #E8F1FB; color: var(--brand); }
.badge.redeemed { background: #EAF6EC; color: var(--ok); }
.badge.expired { background: #F1F1F1; color: #888; }
.admin-shell { max-width: 1100px; margin: 0 auto; padding: 20px; font-family: -apple-system, Arial, sans-serif; }
.admin-top { display: flex; justify-content: space-between; align-items: center; margin-bottom: 18px; }
.stat-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px,1fr)); gap: 12px; margin-bottom: 20px; }
.stat-card { background: #fff; border-radius: 10px; padding: 14px 16px; box-shadow: 0 1px 6px rgba(20,30,60,0.06); }
.stat-card .num { font-size: 24px; font-weight: 800; color: var(--ink); }
.stat-card .lbl { font-size: 12px; color: var(--muted); }
a.btn-link { background: var(--brand); color: #fff; padding: 8px 14px; border-radius: 8px; text-decoration: none; font-size: 13px; font-weight: 600; }
.login-shell { max-width: 360px; margin: 60px auto; }
form.login input { width: 100%; padding: 11px; margin-bottom: 10px; border: 1px solid #D7DEE8; border-radius: 8px; }
form.login button { width: 100%; padding: 11px; background: var(--brand); color: #fff; border: 0; border-radius: 8px; font-weight: 700; }
nav.tabs { margin-bottom: 16px; }
nav.tabs a { margin-right: 14px; color: var(--brand); text-decoration: none; font-weight: 600; font-size: 14px; }
nav.tabs a.active { color: var(--ink); border-bottom: 2px solid var(--ink); padding-bottom: 4px; }