/* =========================================================
   RESPONSIVE.CSS — Breakpoints (load after style/components)
   ========================================================= */

/* ---------- Tablet: <= 1024px ---------- */
@media (max-width: 1024px) {
  :root {
    --gutter: 28px;
  }

  .gallery-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .about-grid {
    gap: 40px;
  }

  .main-nav {
    gap: 24px;
  }
}

/* ---------- Small tablet / large phone: <= 860px ---------- */
@media (max-width: 860px) {
  .main-nav {
    display: none;
  }

  .nav-toggle {
    display: flex;
  }

  .portfolio-gallery {
    padding-left: 0;
    padding-right: 0;
  }

  .gallery-shell {
    width: min(100%, 520px);
    margin: 0 auto;
  }

  .gallery-grid {
    grid-template-columns: 1fr;
    width: 100%;
    max-width: 440px;
    margin: 0 auto;
  }

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

  .about-photo {
    max-width: 420px;
    margin: 0 auto;
  }

  /* Hide desktop header social icons on mobile-sized screens */
  .site-header .social-icons {
    display: none;
  }

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

  .form-row {
    grid-template-columns: 1fr;
  }
}

/* ---------- Phone: <= 640px ---------- */
@media (max-width: 640px) {
  :root {
    --gutter: 20px;
    --nav-height: 68px;
  }

  .hero {
    min-height: 440px;
    height: 70svh;
  }

  .gallery-shell {
    width: min(100%, 460px);
  }

  .category-grid,
  .gallery-grid {
    grid-template-columns: 1fr;
  }

  .category-tile,
  .gallery-grid .category-tile {
    min-height: 380px;
    aspect-ratio: 4 / 3;
    width: 100%;
  }

  .hero-content {
    padding-bottom: 56px;
  }

  .hero-hint {
    display: none;
  }

  .about-section {
    padding-top: calc(var(--nav-height) + 36px);
  }

  .footer-nav {
    gap: 18px 22px;
  }
}

/* ---------- Small phone: <= 400px ---------- */
@media (max-width: 400px) {
  .hero-content h1 {
    font-size: 2.1rem;
  }

  .category-label {
    font-size: 1.8rem;
  }

  .gallery-header {
    font-size: 0.72rem;
    letter-spacing: 0.08em;
  }

  .logo img {
    max-height: 56px;
    height: auto;
  }

  .btn {
    padding: 12px 24px;
    width: 100%;
    text-align: center;
  }
}

/* ---------- Reduced motion ---------- */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}