/* Login screens: super-admin, merchant admin, POS device/PIN login */
:root {
  --navy-950: #0c1224; --navy-900: #101935; --blue-500: #3b6ef6; --purple-500: #8b5cf6;
  --green-500: #16b978; --gray-50: #f6f7fb; --gray-300: #cbd0dd; --gray-500: #7c8494;
  --gray-700: #3f4557; --gray-900: #1b1f2d; --red-500: #ef4444;
}
* { box-sizing: border-box; }
body {
  margin: 0; min-height: 100vh; display: flex; align-items: center; justify-content: center;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background: radial-gradient(circle at 20% 20%, #16213f, #0c1224 60%);
  padding: 20px;
}
.auth-wrap { width: 100%; max-width: 400px; }
.auth-brand { display: flex; align-items: center; gap: 12px; justify-content: center; margin-bottom: 26px; }
.auth-brand .logo-badge {
  width: 46px; height: 46px; border-radius: 12px; background: linear-gradient(135deg, var(--blue-500), var(--purple-500));
  display: flex; align-items: center; justify-content: center; font-weight: 800; color: #fff; font-size: 20px;
}
.auth-brand strong { color: #fff; font-size: 18px; display: block; }
.auth-brand span { color: #8a92ab; font-size: 12px; }
.auth-card { background: #fff; border-radius: 18px; padding: 32px 28px; box-shadow: 0 30px 70px rgba(0,0,0,.35); }
.auth-card h1 { font-size: 20px; margin: 0 0 4px; color: var(--gray-900); }
.auth-card p.sub { margin: 0 0 24px; color: var(--gray-500); font-size: 13px; }
.form-row { margin-bottom: 16px; }
.form-row label { display: block; font-size: 12.5px; font-weight: 700; color: var(--gray-700); margin-bottom: 6px; }
.form-control {
  width: 100%; padding: 12px 14px; border-radius: 10px; border: 1px solid var(--gray-300);
  font-size: 14px; outline: none; background: #fbfbfd;
}
.form-control:focus { border-color: var(--blue-500); box-shadow: 0 0 0 3px rgba(59,110,246,.14); background: #fff; }
.btn-auth {
  width: 100%; padding: 13px; border-radius: 10px; border: none; background: var(--blue-500); color: #fff;
  font-weight: 700; font-size: 14px; margin-top: 6px;
}
.btn-auth:hover { background: #2f5adb; }
.auth-alert {
  background: #fde8e8; color: #b91c1c; padding: 11px 14px; border-radius: 9px; font-size: 13px; margin-bottom: 18px;
}
.auth-alert.success { background: #e4f9ef; color: #0c7a4c; }
.auth-footer-link { text-align: center; margin-top: 18px; font-size: 12.5px; color: #8a92ab; }
.auth-footer-link a { color: #cdd3e6; font-weight: 600; }
.portal-switch { display: flex; gap: 8px; justify-content: center; margin-top: 20px; }
.portal-switch a {
  font-size: 12px; color: #8a92ab; padding: 7px 14px; border-radius: 999px; border: 1px solid rgba(255,255,255,.15);
}
.portal-switch a:hover, .portal-switch a.active { color: #fff; border-color: rgba(255,255,255,.4); }

/* PIN Pad (POS employee login) */
.pin-display { display: flex; gap: 10px; justify-content: center; margin: 6px 0 22px; }
.pin-display .dot { width: 16px; height: 16px; border-radius: 50%; border: 2px solid var(--gray-300); }
.pin-display .dot.filled { background: var(--blue-500); border-color: var(--blue-500); }
.pin-pad { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; }
.pin-pad button {
  padding: 16px 0; border-radius: 12px; border: 1px solid #eef0f6; background: #fbfbfd;
  font-size: 18px; font-weight: 700; color: var(--gray-900);
}
.pin-pad button:active { background: var(--blue-500); color: #fff; }
.pin-pad button.pin-clear, .pin-pad button.pin-back { font-size: 13px; color: var(--gray-500); }
.employee-picker { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin-bottom: 22px; }
.employee-picker .emp-card {
  border: 2px solid #eef0f6; border-radius: 12px; padding: 14px 8px; text-align: center; cursor: pointer;
}
.employee-picker .emp-card.active { border-color: var(--blue-500); background: #eef3ff; }
.employee-picker .emp-avatar {
  width: 44px; height: 44px; border-radius: 50%; background: var(--navy-900); color: #fff; margin: 0 auto 8px;
  display: flex; align-items: center; justify-content: center; font-weight: 700; font-size: 15px;
}
.employee-picker .emp-name { font-size: 12px; font-weight: 700; color: var(--gray-900); }
.employee-picker .emp-role { font-size: 10.5px; color: var(--gray-500); }