/* ========== FADE-IN ANIMATION ========== */
.fade-in {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ========== TABLET (< 992px) ========== */
@media (max-width: 991px) {
  .hero .container {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .hero__content {
    max-width: 100%;
  }

  .hero__scripts {
    justify-content: center;
  }

  .hero__visual {
    display: none;
  }

  .hero h1 {
    font-size: 2.5rem;
  }

  .hero .store-badges {
    justify-content: center;
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-xl);
  }

  .feature-row {
    grid-template-columns: 1fr;
    gap: var(--space-xl);
    text-align: center;
  }

  .feature-row:nth-child(even) .feature-row__content {
    order: 1;
  }

  .feature-row:nth-child(even) .feature-row__visual {
    order: 2;
  }

  .grid--3 {
    grid-template-columns: repeat(2, 1fr);
  }

  .grid--4 {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* ========== MOBILE (< 768px) ========== */
@media (max-width: 767px) {
  h1 {
    font-size: 2rem;
  }

  h2 {
    font-size: 1.5rem;
  }

  .section {
    padding: var(--space-3xl) 0;
  }

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

  /* Header */
  .nav-links {
    display: none;
    position: fixed;
    top: var(--header-height);
    left: 0;
    right: 0;
    bottom: 0;
    background: white;
    flex-direction: column;
    align-items: center;
    justify-content: flex-start;
    padding-top: var(--space-2xl);
    gap: var(--space-lg);
  }

  .nav-links.open {
    display: flex;
  }

  .nav-links a {
    font-size: 1.125rem;
  }

  .mobile-menu-toggle {
    display: flex;
  }

  /* Hero */
  .hero {
    min-height: auto;
    padding: var(--space-3xl) 0;
  }

  .hero h1 {
    font-size: 2rem;
  }

  .hero__subtitle {
    font-size: 1rem;
  }

  /* Footer */
  .footer-grid {
    grid-template-columns: 1fr;
    gap: var(--space-xl);
  }

  /* Grids */
  .grid--2,
  .grid--3,
  .grid--4 {
    grid-template-columns: 1fr;
  }

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

  /* Page hero */
  .page-hero {
    padding: var(--space-3xl) 0 var(--space-2xl);
  }

  .page-hero h1 {
    font-size: 2rem;
  }

  /* How it works */
  .how-it-works .grid--3 {
    grid-template-columns: 1fr;
  }

  /* Store badges */
  .store-badges {
    flex-direction: column;
    align-items: center;
  }

  /* Feature rows */
  .feature-row__visual .icon-large {
    width: 140px;
    height: 140px;
    font-size: 3.5rem;
  }
}

/* ========== SMALL MOBILE (< 576px) ========== */
@media (max-width: 575px) {
  .hero h1 {
    font-size: 1.75rem;
  }

  .hero__scripts span {
    font-size: 0.75rem;
  }

  .card {
    padding: var(--space-lg);
  }

  .privacy-content {
    padding: var(--space-xl) var(--space-md);
  }
}