/* ==========================================================================
   Responsive — Mobile-first breakpoint overrides
   ========================================================================== */

/* ---------- Small devices (phones, up to 640px) ---------- */

@media (max-width: 640px) {
  /* Header */
  .nav-links {
    display: none;
  }

  .menu-toggle {
    display: flex;
  }

  .site-brand__name {
    font-size: var(--text-base);
  }

  /* Hero */
  .hero__name-en {
    font-size: clamp(2rem, 8vw, 3rem);
  }

  .hero__name-fa {
    font-size: clamp(1.3rem, 5vw, 1.8rem);
  }

  [dir="rtl"] .hero__name-fa {
    font-size: clamp(2rem, 8vw, 3rem);
  }

  [dir="rtl"] .hero__name-en {
    font-size: clamp(1.3rem, 5vw, 1.8rem);
  }

  .hero__tagline {
    font-size: var(--text-sm);
  }

  .scroll-indicator {
    bottom: var(--space-5);
  }

  /* About */
  .about__grid {
    grid-template-columns: 1fr;
    gap: var(--space-8);
  }

  .about__image-wrapper {
    max-width: 360px;
    margin-inline: auto;
  }

  .about__image-accent {
    display: none;
  }

  .about__heading {
    font-size: var(--text-2xl);
    text-align: center;
  }

  .about__text {
    text-align: center;
    max-width: 100%;
  }

  .about__content {
    align-items: center;
  }

  /* Gallery */
  .gallery__grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-3);
  }

  .gallery__item:nth-child(1),
  .gallery__item:nth-child(4) {
    grid-row: span 1;
  }

  .gallery__item:nth-child(1) {
    grid-column: span 2;
    aspect-ratio: 16 / 9;
  }

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

  /* Closing */
  .closing__name {
    font-size: var(--text-2xl);
  }

  .closing__name-secondary {
    font-size: var(--text-lg);
  }
}

/* ---------- Medium devices (tablets, 641px — 1024px) ---------- */

@media (min-width: 641px) and (max-width: 1024px) {
  .nav-links {
    display: none;
  }

  .menu-toggle {
    display: flex;
  }

  /* About */
  .about__grid {
    grid-template-columns: 1fr 1.2fr;
    gap: var(--space-8);
  }

  /* Gallery */
  .gallery__grid {
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-3);
  }
}

/* ---------- Large screens (desktops, 1025px+) ---------- */

@media (min-width: 1025px) {
  .menu-toggle {
    display: none !important;
  }

  .mobile-nav-overlay {
    display: none !important;
  }
}

/* ---------- Extra large screens (1400px+) ---------- */

@media (min-width: 1400px) {
  .hero__content {
    max-width: 1100px;
  }

  .about__grid {
    gap: var(--space-16);
  }

  .gallery__grid {
    gap: var(--space-5);
  }
}

/* ---------- Short viewports ---------- */

@media (max-height: 600px) {
  .hero {
    min-height: 100vh;
    padding: var(--space-16) 0 var(--space-8);
  }

  .scroll-indicator {
    display: none;
  }
}