/* ══════════════════════════════════════════════════════
   auth.css — ShadowStore login & register pages
   ══════════════════════════════════════════════════════ */

.auth-body {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  background: var(--bg);
  background-image:
    radial-gradient(ellipse 60% 40% at 70% 20%, rgba(230,57,70,.08) 0%, transparent 60%),
    radial-gradient(ellipse 40% 50% at 20% 80%, rgba(230,57,70,.05) 0%, transparent 60%);
}

.auth-card {
  background: var(--surface);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg), 0 0 0 1px rgba(255,255,255,.04);
  border: 1px solid var(--border);
  padding: 44px 40px;
  width: 100%;
  max-width: 420px;
}

.auth-card-wide { max-width: 600px; }

/* ── Brand header ─────────────────────────────────────── */
.auth-brand {
  text-align: center;
  margin-bottom: 32px;
}

.auth-brand .navbar-brand {
  display: inline-block;
  font-size: 1.7rem !important;
}

.auth-subtitle {
  color: var(--text-muted);
  font-size: .9rem;
  margin-top: 6px;
}

/* ── Section labels (register) ────────────────────────── */
.form-section-label {
  font-size: .72rem;
  font-weight: 700;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: .08em;
  margin: 24px 0 14px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--border);
}
.form-section-label:first-of-type { margin-top: 0; }

.optional {
  font-weight: 400;
  color: var(--text-muted);
  font-size: .8em;
  text-transform: none;
  letter-spacing: 0;
}

/* ── Grid rows ────────────────────────────────────────── */
.form-row   { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.form-row-3 { display: grid; grid-template-columns: 1fr 1fr 80px; gap: 14px; }

/* ── Divider ──────────────────────────────────────────── */
.auth-divider {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 8px 0 20px;
  color: var(--text-muted);
  font-size: .78rem;
}
.auth-divider::before,
.auth-divider::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--border);
}

/* ── Social login buttons ─────────────────────────────── */
.social-btns {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 8px;
}

.btn-social {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 11px 20px;
  border-radius: var(--radius);
  font-size: .875rem;
  font-weight: 600;
  border: 1.5px solid var(--border);
  text-decoration: none;
  transition: all .2s ease;
  cursor: pointer;
  width: 100%;
}

.btn-google {
  background: rgba(255,255,255,.04);
  color: var(--text);
}
.btn-google:hover {
  background: rgba(255,255,255,.09);
  border-color: rgba(255,255,255,.2);
  transform: translateY(-1px);
  box-shadow: 0 4px 16px rgba(0,0,0,.3);
}

.btn-github {
  background: rgba(255,255,255,.04);
  color: var(--text);
}
.btn-github:hover {
  background: rgba(255,255,255,.09);
  border-color: rgba(255,255,255,.2);
  transform: translateY(-1px);
  box-shadow: 0 4px 16px rgba(0,0,0,.3);
}

/* ── Footer link ──────────────────────────────────────── */
.auth-footer {
  text-align: center;
  margin-top: 22px;
  font-size: .875rem;
  color: var(--text-muted);
}
.auth-footer a { color: var(--accent); font-weight: 500; }
.auth-footer a:hover { text-decoration: underline; }

/* ── Responsive ───────────────────────────────────────── */
@media (max-width: 540px) {
  .auth-card   { padding: 28px 20px; }
  .form-row    { grid-template-columns: 1fr; gap: 0; }
  .form-row-3  { grid-template-columns: 1fr 1fr; }
  .form-row-3 .form-group:last-child { grid-column: 1 / -1; }
}