body {
      min-height: 100vh;
      display: flex;
      align-items: center;
      justify-content: center;
      padding: 1.5rem;
      background: linear-gradient(135deg, #0f172a, #1e293b, #1e3a8a);
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    }
    .login-card {
      background: #ffffff;
      border-radius: var(--radius-lg, 16px);
      padding: 2.5rem 2.25rem;
      width: 100%;
      max-width: 440px;
      box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.25), 0 8px 10px -6px rgba(0, 0, 0, 0.1);
    }
    .login-brand {
      text-align: center;
      margin-bottom: 2rem;
    }
    .login-logo {
      font-size: 2.75rem;
      line-height: 1;
      margin-bottom: 0.6rem;
    }
    .login-title {
      font-size: 1.5rem;
      font-weight: 800;
      color: var(--gray-900, #0f172a);
    }
    .login-subtitle {
      font-size: 0.88rem;
      color: var(--gray-500, #64748b);
      margin-top: 0.35rem;
    }
    .login-footer-link {
      display: inline-flex;
      align-items: center;
      gap: 0.35rem;
      font-size: 0.88rem;
      color: var(--gray-500, #64748b);
      text-decoration: none;
      transition: color 0.2s;
    }
    .login-footer-link:hover {
      color: var(--primary, #2563eb);
    }