/* Registration / login / merchant invite — auth.html */

.site-main--auth {
  padding-bottom: 64px;
}

.auth-layout {
  max-width: 1080px;
  margin: 0 auto;
  padding: 0 24px;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(320px, 480px);
  gap: clamp(24px, 4vw, 48px);
  align-items: start;
}

.auth-aside {
  padding-top: 8px;
}

.auth-aside .eyebrow {
  margin-bottom: 12px;
}

.auth-aside h1 {
  font-family: var(--font-serif);
  font-size: clamp(1.75rem, 3.2vw, 2.25rem);
  line-height: 1.15;
  letter-spacing: -0.03em;
  margin-bottom: 16px;
}

.auth-aside .lede {
  max-width: 42ch;
}

.auth-aside-list {
  margin-top: 24px;
  padding-left: 1.1em;
  color: var(--muted);
  line-height: 1.75;
  font-size: 0.95rem;
}

.auth-aside-list li + li {
  margin-top: 8px;
}

.auth-card {
  position: relative;
}

.auth-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 22px;
  padding: 4px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.45);
}

.auth-tab {
  flex: 1 1 auto;
  min-width: 0;
  padding: 10px 16px;
  border: none;
  border-radius: 999px;
  background: transparent;
  color: var(--muted);
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  transition:
    background 0.18s ease,
    color 0.18s ease;
}

.auth-tab:hover {
  color: var(--ink);
}

.auth-tab[aria-selected="true"] {
  background: rgba(255, 255, 255, 0.92);
  color: var(--ink);
  box-shadow: 0 4px 16px rgba(56, 36, 20, 0.08);
}

.auth-tab--invite[aria-selected="true"] {
  background: linear-gradient(135deg, rgba(15, 109, 100, 0.14), rgba(223, 125, 72, 0.1));
  color: var(--accent-strong);
}

.auth-panel {
  display: none;
}

.auth-panel--active {
  display: block;
  animation: authFade 0.25s ease;
}

@keyframes authFade {
  from {
    opacity: 0;
    transform: translateY(6px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.auth-panel .form-grid {
  gap: 14px;
}

.auth-invite-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 12px;
  border-radius: 999px;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent-strong);
  background: var(--accent-soft);
  border: 1px solid rgba(15, 109, 100, 0.2);
  margin-bottom: 14px;
}

.auth-invite-lede {
  color: var(--muted);
  font-size: 0.92rem;
  line-height: 1.65;
  margin-bottom: 18px;
}

.auth-divider {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 20px 0;
  color: var(--muted);
  font-size: 0.82rem;
}

.auth-divider::before,
.auth-divider::after {
  content: "";
  flex: 1;
  height: 1px;
  background: var(--line);
}

.auth-footer-note {
  margin-top: 18px;
  font-size: 0.86rem;
  color: var(--muted);
  line-height: 1.55;
}

.auth-footer-note a {
  color: var(--accent-strong);
  font-weight: 600;
}

.auth-status {
  margin-top: 16px;
}

.field-hint code {
  padding: 2px 6px;
  border-radius: 6px;
  font-size: 0.85em;
  background: rgba(15, 109, 100, 0.08);
  color: var(--accent-strong);
}

@media (max-width: 900px) {
  .auth-layout {
    grid-template-columns: 1fr;
  }

  .auth-aside {
    padding-top: 0;
  }
}