/* ========================================
   RESPONSIVE — mobile-first breakpoints
   ======================================== */

/* ---- TABLET (768px and below) ---- */
@media (max-width: 768px) {

  .features-grid {
    grid-template-columns: 1fr;
  }

  .services-grid {
    grid-template-columns: 1fr;
  }

  .two-col {
    grid-template-columns: 1fr;
  }

  .hero-title {
    font-size: var(--text-3xl);
  }

  .hero-subtitle {
    font-size: var(--text-base);
  }

  /* Mobile nav */
  .main-nav {
    position: fixed;
    top: var(--header-height);
    right: 0;
    width: 260px;
    height: calc(100vh - var(--header-height));
    background: var(--color-surface);
    box-shadow: var(--shadow-lg);
    transform: translateX(100%);
    transition: transform var(--transition);
    z-index: 99;
  }

  .main-nav.open {
    transform: translateX(0);
  }

  .nav-list {
    flex-direction: column;
    padding: var(--space-xl) var(--space-lg);
    gap: var(--space-md);
  }

  .nav-toggle {
    display: block;
  }

  /* Footer stacks */
  .footer-inner {
    flex-direction: column;
    text-align: center;
  }

  .footer-nav ul {
    justify-content: center;
  }

  .footer-social {
    justify-content: center;
  }
}

/* ---- SMALL MOBILE (480px and below) ---- */
@media (max-width: 480px) {

  .container {
    padding: 0 var(--space-md);
  }

  .hero {
    min-height: 360px;
  }

  .hero-title {
    font-size: var(--text-2xl);
  }

  .account-panel {
    padding: var(--space-lg);
    border-radius: var(--radius-md);
  }

  .social-login-buttons {
    flex-direction: column;
  }

  .form-row--half {
    flex-direction: column;
  }
}