/* Shared responsive layout — links after page styles
   Breakpoints: phone <800 | hybrid 800–1200 (laptop content, tablet nav) | medium 1201–1399 | laptop 1400+ */
:root {
  --shell-max: 100%;
  --page-pad: 16px;
  --section-pad: 20px;
}

html {
  -webkit-text-size-adjust: 100%;
}

/* ---------- small phones ---------- */
@media (max-width: 359px) {
  :root {
    --page-pad: 12px;
    --section-pad: 14px;
  }
  .age-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* ---------- large phones ---------- */
@media (min-width: 480px) {
  :root {
    --page-pad: 20px;
    --section-pad: 24px;
  }
}

/* ---------- medium & laptop (900px+) — phone layout below 900px ---------- */
@media (min-width: 900px) {
  :root {
    --shell-max: 100%;
    --page-pad: 32px;
    --section-pad: 32px;
  }
  body:has(.app-shell) {
    padding: 0;
  }
  .app-shell {
    max-width: 100%;
    margin-left: auto;
    margin-right: auto;
    border-radius: 0;
    box-shadow: none;
  }
  .app-shell:has(.checkout-page) {
    max-width: 100%;
  }

  .hero-full {
    min-height: clamp(480px, 62vh, 720px);
  }
  .hero-full h1 {
    font-size: clamp(3rem, 5vw, 5rem);
  }

  .age-grid {
    max-width: none;
    width: 100%;
  }
  #ageSection .age-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    padding: 0;
    justify-content: center;
  }
  .bookclub-badge {
    font-size: clamp(1.1rem, 2vw, 1.4rem);
  }

  .app-shell .page {
    max-width: none;
  }

  body > .page {
    max-width: none;
    width: 100%;
    padding-left: var(--page-pad);
    padding-right: var(--page-pad);
  }

  .phone {
    max-width: none;
  }

  /* Product listing: horizontal list → card grid */
  .product-grid:has(.product-image) {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    padding: 0 var(--page-pad) 28px;
  }
  .product-grid:has(.product-image) .product-card {
    flex-direction: column;
    border-top: none;
    border: 1px solid #d9dce1;
    border-radius: 18px;
    height: 100%;
  }
  .product-grid:has(.product-image) .product-image {
    flex: none;
    width: 100%;
    height: 180px;
  }

  .product-grid:has(.cover) {
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    padding: 0 var(--page-pad) 28px;
  }

  /* Horizontal carousels → grids */
  #productTrack,
  #bookTrack,
  #videoTrack,
  #categoryTrack,
  #brandTrack,
  #featuredTrack {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    overflow: visible;
    scroll-snap-type: none;
    gap: 18px;
    align-items: start;
  }
  #productTrack,
  #bookTrack,
  #featuredTrack {
    align-items: stretch;
  }
  #videoTrack,
  #featuredTrack {
    grid-template-columns: repeat(3, 1fr);
  }
  #productTrack .product-card,
  #bookTrack .product-card,
  #videoTrack .video-card,
  #categoryTrack .tile-card,
  #brandTrack .tile-card,
  #featuredTrack .product-card {
    flex: unset;
    min-width: unset;
    max-width: unset;
    width: auto;
    scroll-snap-align: unset;
  }
  #categoryTrack .tile-img,
  #brandTrack .tile-img {
    width: 100%;
    height: auto;
    aspect-ratio: 1;
  }
  #categoryTrack .tile-card,
  #brandTrack .tile-card {
    max-width: none;
    min-width: unset;
  }
  .carousel-wrap .progress-rail,
  #categorySection > .progress-rail,
  #brandTrack + .progress-rail,
  .follow-section > .progress-rail,
  #categoryTrack + .progress-rail,
  #featuredTrack + .progress-rail {
    display: none;
  }

  .age-section .carousel:not(.carousel-track),
  .related:not(.carousel-wrap) .carousel {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    overflow: visible;
    scroll-snap-type: none;
    gap: 18px;
    padding: 0 var(--page-pad);
  }
  .age-section .carousel:not(.carousel-track) .product-card,
  .related:not(.carousel-wrap) .carousel .product-card {
    flex: unset;
    width: auto;
    min-width: unset;
    scroll-snap-align: unset;
  }

  .section-cta-wrap {
    max-width: 360px;
  }

  .catalogue-gallery {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    padding: 0 var(--page-pad) 32px;
  }
  .catalogue-card {
    width: auto;
    max-width: none;
    height: 200px;
  }

  /* DIY / contact content */
  .contact-main {
    width: 100%;
    max-width: none;
    padding-left: var(--page-pad);
    padding-right: var(--page-pad);
  }

  .diy-content .phone,
  .diy-content .article-body {
    max-width: none;
  }

  /* Auth screens */
  .screen {
    max-width: 480px;
  }

  /* Filter drawer: fixed panel on medium+ */
  .filter-drawer {
    width: min(420px, 92vw);
  }

  .page:has(.pdp-layout) {
    max-width: none;
    width: 100%;
    padding: 0 0 40px;
  }
  .page:has(.pdp-layout) > .breadcrumb {
    padding: 20px var(--page-pad);
  }
  .page:has(.pdp-layout) .pdp-layout {
    display: grid;
    grid-template-columns: minmax(0, 1.15fr) minmax(320px, 0.85fr);
    gap: 32px 48px;
    align-items: start;
    padding: 8px var(--page-pad) 0;
    max-width: 1280px;
    margin: 0 auto;
  }
  .page:has(.pdp-layout) > .divider,
  .page:has(.pdp-layout) > .related,
  .page:has(.pdp-layout) > .pdp-sections,
  .page:has(.pdp-layout) > .pdp-extra,
  .page:has(.pdp-layout) > .pdp-reviews,
  .page:has(.pdp-layout) > hr {
    max-width: 1280px;
    margin-left: auto;
    margin-right: auto;
    padding-left: var(--page-pad);
    padding-right: var(--page-pad);
  }

  #checkoutForm {
    display: grid;
    grid-template-columns: 1fr 300px;
    gap: 24px;
    align-items: start;
  }
  #checkoutForm .form-card {
    grid-column: 1;
  }
  #checkoutForm .summary-card {
    grid-column: 2;
    grid-row: 1 / span 4;
    position: sticky;
    top: 24px;
    margin-bottom: 0;
  }
  #checkoutForm .pay-btn {
    grid-column: 1;
  }
}

@media (min-width: 800px) and (max-width: 1200px), (min-width: 1400px) {
  :root {
    --shell-max: 100%;
    --page-pad: 40px;
  }
}

/* ---------- TikTok-style video page (medium+ centered frame) ---------- */
@media (min-width: 900px) {
  body:not(.toys-action-page) .stage {
    padding: 28px 20px;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    min-height: 100dvh;
    background: #DEE3F0;
  }
  body:not(.toys-action-page) .app,
  body:not(.toys-action-page) .site-chrome,
  body:not(.toys-action-page) .video-stage,
  body:not(.toys-action-page) .pdp-drawer,
  body:not(.toys-action-page) .drawer {
    max-width: 480px;
  }
}

@media (min-width: 900px) {
  body.toys-action-page .app,
  body.toys-action-page .site-chrome,
  body.toys-action-page .video-stage,
  body.toys-action-page .pdp-drawer,
  body.toys-action-page .drawer {
    max-width: 100%;
  }
}

/* ---------- hover polish (laptop) ---------- */
@media (hover: hover) {
  .icon-btn:hover {
    background: rgba(255, 255, 255, .15);
  }
  .add-cart-btn:hover,
  .section-cta:hover,
  .trivia-btn:hover,
  .shop-all-btn:hover {
    filter: brightness(1.08);
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  .menu-panel {
    transition: none !important;
  }
  *,
  *::before,
  *::after {
    animation-duration: .01ms !important;
    transition-duration: .01ms !important;
  }
}