/* =============================================
   ANNING'S CLOTHING — RESPONSIVE STYLES
   Breakpoints: 1200, 1024, 768, 480px
   ============================================= */

/* =============================================
   MOBILE NAV / HAMBURGER
   ============================================= */
.nav-hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  width: 36px;
  height: 36px;
  cursor: pointer;
  background: none;
  border: none;
  margin-left: auto;
  padding: 4px;
}
.nav-hamburger span {
  display: block;
  width: 22px;
  height: 1.5px;
  background: var(--black);
  transition: all 0.3s ease;
  transform-origin: center;
}
.nav-hamburger.open span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.nav-hamburger.open span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.nav-hamburger.open span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }

/* Mobile menu overlay */
.mobile-menu {
  position: fixed;
  top: var(--nav-height);
  left: 0; right: 0;
  background: var(--white);
  z-index: 999;
  padding: 32px 28px 40px;
  border-top: 1px solid var(--border);
  transform: translateY(-110%);
  opacity: 0;
  transition: transform 0.35s ease, opacity 0.35s ease;
  box-shadow: 0 8px 30px rgba(0,0,0,0.08);
}
.mobile-menu.open {
  transform: translateY(0);
  opacity: 1;
}
.mobile-menu-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0;
  margin-bottom: 28px;
}
.mobile-menu-links a {
  display: block;
  padding: 14px 0;
  font-size: 18px;
  font-weight: 500;
  letter-spacing: -0.01em;
  color: var(--black);
  border-bottom: 1px solid var(--border);
  transition: opacity 0.2s;
}
.mobile-menu-links a:hover { opacity: 0.5; }
.mobile-menu-actions {
  display: flex;
  gap: 20px;
  padding-top: 20px;
}
.mobile-menu-actions a {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--dark-grey);
}

/* =============================================
   ≤ 1200px — Wide Desktop Tweaks
   ============================================= */
@media (max-width: 1200px) {
  .nav { padding: 0 28px; }
  .hero-content { padding: 0 40px; }
  .category-section,
  .trending-section,
  .journal-section,
  .sale-banner,
  .new-arrivals-section { padding-left: 28px; padding-right: 28px; }
  .footer { padding: 50px 28px 26px; }
  .collection-body { padding-left: 28px; padding-right: 28px; }
  .product-layout { padding: 0 28px 60px; }
  .reviews-section,
  .complete-look-section { padding: 60px 28px; }
  .checkout-form-area { padding: 40px 40px 60px 28px; }
  .order-summary { padding: 40px 28px 40px 36px; }
}

/* =============================================
   ≤ 1024px — Tablet Landscape
   ============================================= */
@media (max-width: 1024px) {

  /* Nav */
  .nav-links { gap: 22px; }
  .nav-logo { margin-right: 30px; font-size: 13px; }

  /* Hero */
  .hero-title { font-size: clamp(2.4rem, 6vw, 4rem); }

  /* Category grid — 2 cols */
  .category-grid {
    grid-template-columns: 1fr 1fr;
    grid-template-rows: auto auto auto;
  }
  .cat-item.large {
    grid-column: 1 / 3;
    grid-row: 1;
  }
  .cat-item.large .cat-item-img { height: 360px; }
  .cat-item:not(.large) .cat-item-img { height: 220px; }

  /* Trending — 2 cols */
  .trending-grid { grid-template-columns: repeat(2, 1fr); }

  /* Footer grid — 2 cols */
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 30px; }

  /* Collection body — narrow sidebar */
  .sidebar { min-width: 180px; }
  .collection-body { grid-template-columns: 180px 1fr; gap: 30px; }
  .products-grid { grid-template-columns: repeat(3, 1fr); }

  /* Product layout — no thumbnail col */
  .product-layout {
    grid-template-columns: 1fr 1fr;
    gap: 28px;
  }
  .product-thumbs {
    flex-direction: row;
    position: static;
    grid-column: 1 / 3;
    justify-content: flex-start;
  }
  .product-main-img { position: static; grid-column: 1; }
  .product-info { padding: 0; grid-column: 2; }
  .size-options { grid-template-columns: repeat(4, 1fr); }

  /* Complete the look — 2 cols on tablet */
  .complete-look-grid { grid-template-columns: 1fr 1fr 1fr; }

  /* Reviews header */
  .reviews-header { grid-template-columns: 200px 1fr; gap: 36px; }

  /* Checkout — stack layout */
  .checkout-layout { grid-template-columns: 1fr; }
  .checkout-form-area {
    border-right: none;
    border-bottom: 1px solid var(--border);
    padding: 36px 28px 40px;
  }
  .order-summary { padding: 36px 28px; }

  /* New arrivals */
  .new-arrivals-content { padding: 40px 32px; }
}

/* =============================================
   ≤ 768px — Tablet Portrait / Large Mobile
   ============================================= */
@media (max-width: 768px) {

  /* Nav — show hamburger */
  .nav { padding: 0 20px; }
  .nav-links { display: none; }
  .nav-actions { gap: 12px; margin-left: 0; }
  .nav-hamburger { display: flex; }
  .nav-logo { margin-right: auto; font-size: 13px; }
  .nav-inner { gap: 12px; }

  /* Hero */
  .hero { min-height: 480px; height: 88vw; max-height: 600px; }
  .hero-content { padding: 0 24px; max-width: 100%; }
  .hero-title { font-size: clamp(2rem, 9vw, 3.2rem); }
  .hero-subtitle { font-size: 13px; max-width: 280px; }
  .hero-actions { gap: 10px; }
  .hero-actions .btn { padding: 11px 20px; font-size: 10px; }

  /* Category section */
  .category-section { padding: 40px 20px; }
  .category-grid { grid-template-columns: 1fr; grid-template-rows: auto; gap: 10px; }
  .cat-item.large { grid-column: 1; grid-row: auto; }
  .cat-item.large .cat-item-img { height: 380px; }
  .cat-item:not(.large) .cat-item-img { height: 200px; }

  /* Trending */
  .trending-section { padding: 40px 20px; }
  .trending-grid { grid-template-columns: 1fr 1fr; gap: 16px; }
  .section-header { flex-direction: column; align-items: flex-start; gap: 12px; }

  /* Sale banner */
  .sale-banner { height: 280px; }
  .sale-title { font-size: clamp(2rem, 8vw, 3rem); }

  /* New arrivals */
  .new-arrivals-section { padding: 0 20px 50px; }
  .new-arrivals-inner { grid-template-columns: 1fr; }
  .new-arrivals-img { height: 300px; }
  .new-arrivals-content { padding: 36px 28px; }
  .new-arrivals-title { font-size: clamp(1.5rem, 6vw, 2.2rem); }

  /* Journal */
  .journal-section { padding: 50px 20px; }
  .journal-grid { grid-template-columns: 1fr; gap: 36px; }

  /* Footer */
  .footer { padding: 44px 20px 24px; margin-top: 50px; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 28px; }
  .footer-brand-desc { max-width: 100%; }
  .footer-bottom { flex-direction: column; gap: 12px; text-align: center; }
  .footer-legal { justify-content: center; }

  /* --- Collection page --- */
  .collection-header { padding: 32px 20px 28px; }
  .collection-title { font-size: clamp(1.8rem, 7vw, 2.8rem); }

  /* Sidebar becomes collapsible top filter bar */
  .collection-body {
    grid-template-columns: 1fr;
    padding: 0 20px 50px;
    gap: 20px;
  }
  .sidebar {
    position: static;
    display: flex;
    flex-wrap: wrap;
    gap: 0;
    padding: 0;
    border: 1px solid var(--border);
  }
  .sidebar .filter-group {
    width: 100%;
    padding: 16px 20px;
    margin-bottom: 0;
    border-bottom: 1px solid var(--border);
  }
  .sidebar .filter-group:last-child { border-bottom: none; }
  .filter-list { flex-direction: row; flex-wrap: wrap; gap: 8px 16px; }
  .size-grid { grid-template-columns: repeat(5, 1fr); }
  .products-grid { grid-template-columns: 1fr 1fr; gap: 18px 14px; }

  /* --- Product page --- */
  .breadcrumb { padding: 14px 20px; font-size: 10px; }
  .product-layout {
    grid-template-columns: 1fr;
    padding: 0 20px 50px;
    gap: 0;
  }
  .product-thumbs {
    flex-direction: row;
    grid-column: 1;
    overflow-x: auto;
    padding-bottom: 6px;
    gap: 8px;
    margin-bottom: 12px;
  }
  .product-thumb { width: 64px; height: 78px; flex-shrink: 0; }
  .product-main-img {
    grid-column: 1;
    aspect-ratio: 4/5;
    margin-bottom: 24px;
  }
  .product-info {
    grid-column: 1;
    padding: 0;
  }
  .product-name { font-size: clamp(1.6rem, 7vw, 2.2rem); }
  .size-options { grid-template-columns: repeat(4, 1fr); }

  /* Complete the look */
  .complete-look-section { padding: 50px 20px; }
  .complete-look-grid { grid-template-columns: 1fr 1fr; gap: 16px; }
  .complete-look-grid .look-item:last-child { display: none; }

  /* Reviews */
  .reviews-section { padding: 50px 20px; }
  .reviews-header { grid-template-columns: 1fr; gap: 28px; }

  /* --- Checkout page --- */
  .checkout-nav { padding: 0 20px; }
  .checkout-progress {
    padding: 18px 20px;
    gap: 0;
    overflow-x: auto;
  }
  .progress-step span:not(.progress-num) { display: none; }
  .progress-step.active span:not(.progress-num) { display: inline; }
  .checkout-form-area { padding: 28px 20px 36px; }
  .checkout-form-title { font-size: 1.4rem; }
  .form-row { grid-template-columns: 1fr; }
  .form-row.three { grid-template-columns: 1fr 1fr; }
  .payment-options { grid-template-columns: repeat(3, 1fr); }
  .order-summary { padding: 28px 20px; }
  .checkout-footer {
    flex-direction: column;
    gap: 12px;
    text-align: center;
    padding: 20px;
  }
  .checkout-footer-links { flex-wrap: wrap; justify-content: center; gap: 12px; }
}

/* =============================================
   ≤ 480px — Small Mobile
   ============================================= */
@media (max-width: 480px) {

  /* Hero */
  .hero { height: 100vw; max-height: 520px; }
  .hero-title { font-size: clamp(1.9rem, 10vw, 2.6rem); }
  .hero-subtitle { display: none; }
  .hero-actions { gap: 8px; }
  .hero-actions .btn { padding: 10px 16px; }

  /* Category */
  .cat-item.large .cat-item-img { height: 300px; }
  .cat-item:not(.large) .cat-item-img { height: 170px; }

  /* Trending */
  .trending-grid { grid-template-columns: 1fr; }

  /* Footer */
  .footer-grid { grid-template-columns: 1fr; }
  .footer-brand-desc { display: none; }

  /* Collection products */
  .products-grid { grid-template-columns: 1fr 1fr; gap: 14px 10px; }
  .products-toolbar { flex-direction: column; align-items: flex-start; gap: 10px; }

  /* Product */
  .product-layout { padding: 0 16px 40px; }
  .size-options { grid-template-columns: repeat(3, 1fr); }
  .complete-look-grid { grid-template-columns: 1fr; }
  .complete-look-grid .look-item:last-child { display: block; }

  /* Checkout */
  .form-row.three { grid-template-columns: 1fr; }
  .payment-options { grid-template-columns: 1fr; gap: 8px; }
  .payment-opt { flex-direction: row; justify-content: flex-start; gap: 14px; padding: 14px 16px; }

  /* Nav actions - hide account on very small */
  .nav-actions a:nth-child(2) { display: none; }
}

/* =============================================
   MOBILE MENU JS HOOK — body scroll lock
   ============================================= */
body.menu-open { overflow: hidden; }