/* TradeDesk — Auth Pages */

.auth-page {
  min-height: 100vh;
  background: var(--color-bg);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-6);
  position: relative;
}

.auth-page::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 60% 40% at 30% 20%, rgba(27,79,216,0.07) 0%, transparent 70%),
    radial-gradient(ellipse 50% 40% at 80% 80%, rgba(27,79,216,0.04) 0%, transparent 70%);
  pointer-events: none;
}

.auth-card {
  background: var(--color-surface);
  border: 0.5px solid var(--color-border);
  border-radius: var(--radius-xl);
  box-shadow: 0 4px 24px rgba(15,23,42,0.08), 0 1px 4px rgba(15,23,42,0.04);
  width: 100%;
  max-width: 420px;
  position: relative;
  z-index: 1;
  overflow: hidden;
}

.auth-card__header {
  padding: var(--space-8) var(--space-8) var(--space-6);
  background: var(--color-slate);
  display: flex;
  align-items: center;
  gap: var(--space-4);
}

.auth-logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  text-decoration: none;
}

.auth-logo__mark {
  width: 40px;
  height: 40px;
  background: var(--color-brand);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 20px;
  flex-shrink: 0;
}

.auth-logo__text { }

.auth-logo__name {
  font-family: var(--font-serif);
  font-size: 22px;
  font-weight: 700;
  color: #FFFFFF;
  line-height: 1;
  margin-bottom: 2px;
}

.auth-logo__tag {
  font-size: 10px;
  color: #6B7280;
  text-transform: uppercase;
  letter-spacing: 0.09em;
}

.auth-card__body {
  padding: var(--space-6) var(--space-8);
}

.auth-heading {
  font-size: 20px;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: var(--space-1);
  letter-spacing: -0.02em;
}

.auth-subheading {
  font-size: 13.5px;
  color: var(--color-text-muted);
  margin-bottom: var(--space-6);
}

.auth-form {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.auth-form .btn {
  width: 100%;
  justify-content: center;
  margin-top: var(--space-2);
  min-height: 44px;
  font-size: 14px;
}

.auth-footer {
  text-align: center;
  padding: var(--space-4) var(--space-8) var(--space-6);
  border-top: 0.5px solid var(--color-border);
  font-size: 13px;
  color: var(--color-text-muted);
}

.auth-footer a {
  color: var(--color-brand);
  font-weight: 500;
}

.auth-error {
  background: var(--color-danger-light);
  border: 0.5px solid #FECACA;
  border-radius: var(--radius-md);
  padding: 10px var(--space-4);
  font-size: 13px;
  color: #B91C1C;
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

@media (max-width: 480px) {
  .auth-card__header,
  .auth-card__body,
  .auth-footer { padding-left: var(--space-6); padding-right: var(--space-6); }
}