/* 门户登录页（独立于侧栏 Shell） */

body.portal-auth-body {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px 16px;
}

body.portal-auth-body::before {
  background:
    radial-gradient(ellipse 80% 50% at 50% -20%, rgba(88, 166, 255, 0.14), transparent 55%),
    radial-gradient(ellipse 60% 40% at 100% 80%, rgba(163, 113, 247, 0.08), transparent 45%),
    linear-gradient(180deg, #0d1117 0%, #161b22 100%);
}

.auth-wrap {
  width: 100%;
  max-width: 420px;
}

.auth-accent {
  height: 3px;
  border-radius: 999px;
  margin-bottom: 22px;
  background: linear-gradient(
    90deg,
    var(--accent) 0%,
    var(--purple) 50%,
    var(--green) 100%
  );
}

.auth-brand {
  text-align: center;
  margin-bottom: 22px;
}

.auth-brand .brand-icon {
  width: 52px;
  height: 52px;
  border-radius: 14px;
  background: var(--accent-soft);
  border: 1px solid rgba(88, 166, 255, 0.28);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
  font-size: 22px;
  margin-bottom: 12px;
}

.auth-brand .brand-name {
  font-size: 19px;
  font-weight: 750;
  color: var(--text-1);
  letter-spacing: -0.02em;
}

.auth-brand .brand-sub {
  font-size: 12.5px;
  color: var(--text-2);
  margin-top: 6px;
}

.auth-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 26px 26px 22px;
  box-shadow: var(--shadow);
}

.auth-card-title {
  font-size: 15px;
  font-weight: 650;
  margin-bottom: 18px;
  color: var(--text-1);
}

.auth-footer {
  text-align: center;
  font-size: 12px;
  color: var(--text-3);
  margin-top: 20px;
  line-height: 1.65;
}

.auth-download {
  text-align: center;
  margin-top: 18px;
  font-size: 13px;
}

.auth-download a {
  font-weight: 550;
}

.auth-download .sub {
  color: var(--text-3);
  font-size: 11px;
  margin-top: 6px;
  line-height: 1.45;
}

.pwd-row {
  display: flex;
  gap: 8px;
  align-items: stretch;
}

.pwd-row .form-control {
  flex: 1;
}

.btn-toggle-pwd {
  flex-shrink: 0;
  padding: 0 14px;
  border-radius: 9px;
  border: 1px solid var(--border);
  background: var(--bg-card2);
  color: var(--text-2);
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
  transition: border-color 0.15s, color 0.15s;
}

.btn-toggle-pwd:hover {
  border-color: var(--accent);
  color: var(--accent);
}