/* =========================================================================
   responsive.css — breakpoint overrides, loaded after style.css.
   Breakpoints chosen to cover 320 / 375 / 414 / 768 / 1024 / 1440.
   ========================================================================= */

/* ---------- ≤ 1024px : condense grids, tighten spacing ---------- */
@media (max-width: 1024px) {
  :root {
    --space-2xl: 4.5rem;
    --space-3xl: 6rem;
  }

  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .trust-strip__grid { grid-template-columns: repeat(2, 1fr); }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .masonry { columns: 2; }
  .editorial-row { grid-template-columns: 80px 1fr; }
  .editorial-row__desc { grid-column: 2 / 3; }
}

/* ---------- ≤ 900px : switch to mobile navigation, stack splits ---------- */
@media (max-width: 900px) {
  .nav-toggle { display: flex; }

  .site-nav {
    position: fixed;
    inset: 0 0 0 auto;
    width: min(320px, 84vw);
    height: 100vh;
    background: var(--color-surface);
    box-shadow: var(--shadow-lg);
    padding: calc(var(--space-2xl) + 1rem) var(--space-lg) var(--space-lg);
    transform: translateX(100%);
    transition: transform var(--transition-base);
    overflow-y: auto;
  }
  .site-nav--open { transform: translateX(0); }
  .site-nav__list {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-md);
  }
  .site-nav__list a { font-size: 1.05rem; }
  .site-nav > .header-actions {
    display: flex;
    margin-top: var(--space-lg);
    flex-direction: column;
    align-items: stretch;
  }
  .site-nav > .header-actions .btn { width: 100%; }
  .site-header .header-actions--desktop { display: none; }

  .hero__grid { grid-template-columns: 1fr; }
  .hero__media { max-width: 420px; margin: var(--space-md) auto 0; }
  .hero__media img { height: auto; aspect-ratio: 1 / 1.05; object-fit: cover; object-position: center 12%; }
  .floating-card { display: none; }

  .split, .split--reverse .split__media { grid-template-columns: 1fr; }
  .split { grid-template-columns: 1fr; }
  .split--reverse .split__media { order: -1; }

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

/* ---------- ≤ 768px : general tablet/mobile tightening ---------- */
@media (max-width: 768px) {
  .section { padding-block: var(--space-xl); }
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
  .trust-strip__grid { grid-template-columns: 1fr 1fr; }
  .stats-grid { grid-template-columns: 1fr 1fr; }
  .masonry { columns: 2; }
  .editorial-row { grid-template-columns: 1fr; gap: var(--space-2xs); }
  .editorial-row__desc { grid-column: auto; }
  .footer-bottom { flex-direction: column; align-items: flex-start; }
  .lightbox__prev, .lightbox__next { width: 38px; height: 38px; }
  .lightbox__close { top: var(--space-sm); right: var(--space-sm); }
  .lightbox__prev { left: var(--space-sm); }
  .lightbox__next { right: var(--space-sm); }
}

/* ---------- ≤ 480px : phones ---------- */
@media (max-width: 480px) {
  .masonry { columns: 1; }
  .stats-grid { grid-template-columns: 1fr; }
  .trust-strip__grid { grid-template-columns: 1fr; }
  .hero__actions .btn, .final-cta__actions .btn { width: 100%; }
  .contact-card { flex-direction: column; }
  .btn { padding: 0.85rem 1.5rem; }
}

/* Touch-friendly tap targets everywhere below tablet */
@media (max-width: 900px) {
  .btn, .filter-btn, .nav-toggle, .footer-social a, .lightbox__close, .lightbox__prev, .lightbox__next {
    min-height: 44px;
  }
}

/* ---------- Mobile/tablet refinements ---------- */
@media (max-width: 900px) {
  /* Doctor portraits: shorter crop when stacked */
  .split__media img[src*="doctor"] { height: auto; aspect-ratio: 1 / 1.1; object-fit: cover; object-position: center 10%; }

  /* Footer: brand + contact centred, Quick Links and Treatments side by side */
  .footer-grid { grid-template-columns: 1fr 1fr; gap: var(--space-lg) var(--space-md); }
  .footer-grid > :first-child,
  .footer-grid > :last-child { grid-column: 1 / -1; text-align: center; }
  .footer-grid > :first-child .footer-social { justify-content: center; }
  .footer-grid > :first-child .brand { justify-content: center; }
  .footer-bottom { align-items: center; text-align: center; }
}
@media (max-width: 480px) {
  .footer-grid { grid-template-columns: 1fr 1fr; }
}