/* ============================================================
   TOKENS
   ============================================================ */
:root {
  --bg: #F8F5EF;
  --bg-soft: #EFEAE0;
  --fg: #1A1A1A;
  --muted: #7A746B;
  --accent: #8B6F47;
  --border: rgba(0, 0, 0, 0.08);
  --font-display: 'Cormorant Garamond', Georgia, serif;
  --font-body: 'Inter', sans-serif;
}

/* ============================================================
   RESET
   ============================================================ */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

/* ============================================================
   BASE
   ============================================================ */
html {
  scroll-behavior: smooth;
}

body {
  background-color: var(--bg);
  color: var(--fg);
  font-family: var(--font-body);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  line-height: 1.6;
}

img,
video {
  display: block;
  max-width: 100%;
}

a {
  color: inherit;
  text-decoration: none;
}

ul {
  list-style: none;
}

button {
  font-family: inherit;
  cursor: pointer;
}

/* ============================================================
   CONTAINER
   ============================================================ */
.container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 32px;
}

/* ============================================================
   SHARED UTILITIES
   ============================================================ */
.section {
  padding: 120px 0;
}

.section-label {
  display: block;
  font-family: var(--font-body);
  font-size: 11px;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--muted);
}

.stars {
  color: var(--accent);
  font-size: 15px;
  letter-spacing: 2px;
  line-height: 1;
}

.stars--sm {
  font-size: 13px;
  letter-spacing: 1.5px;
}

/* ============================================================
   NAVBAR
   ============================================================ */
.navbar {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--bg);
  border-bottom: 1px solid var(--border);
}

.navbar__inner {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 32px;
  height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.navbar__logo {
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 500;
  letter-spacing: 0.15em;
  color: var(--fg);
}

.navbar__nav {
  display: flex;
  align-items: center;
  gap: 40px;
}

.navbar__nav a {
  font-size: 13px;
  font-weight: 400;
  color: var(--muted);
  letter-spacing: 0.04em;
  transition: color 0.3s ease;
}

.navbar__nav a:hover {
  color: var(--fg);
}

.navbar__cart {
  color: var(--fg) !important;
  font-weight: 500 !important;
}

/* ============================================================
   PRODUCT HERO
   ============================================================ */
.product-hero {
  padding: 72px 0 120px;
}

.product-hero__grid {
  display: grid;
  grid-template-columns: 3fr 2fr;
  gap: 80px;
  align-items: start;
}

/* --- Gallery --- */
.product-gallery {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.gallery__main-img {
  width: 100%;
  aspect-ratio: 1/1;
  background: var(--bg-soft);
  transition: background-color 0.45s ease;
}

.gallery__thumbs {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
}

.gallery__thumb {
  width: 100%;
  aspect-ratio: 1/1;
  border: none;
  opacity: 0.6;
  transition: opacity 0.3s ease, box-shadow 0.25s ease;
}

.gallery__thumb:hover {
  opacity: 0.9;
}

.gallery__thumb.is-active {
  opacity: 1;
  box-shadow: 0 0 0 2px var(--bg), 0 0 0 3px var(--fg);
}

/* --- Product info --- */
.product-info {
  position: sticky;
  top: 120px;
}

.product-label {
  font-size: 12px;
  font-weight: 400;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: var(--muted);
  margin-bottom: 12px;
}

.product-name {
  font-family: var(--font-display);
  font-size: clamp(40px, 4vw, 64px);
  font-weight: 400;
  font-style: italic;
  line-height: 1.05;
  letter-spacing: -0.01em;
  margin-bottom: 16px;
}

.product-price {
  font-size: 18px;
  font-weight: 500;
  margin-bottom: 20px;
}

.product-rating {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 24px;
}

.review-count {
  font-size: 13px;
  color: var(--muted);
  text-decoration: underline;
  text-decoration-color: rgba(122, 116, 107, 0.4);
  text-underline-offset: 3px;
  transition: color 0.3s ease;
}

.review-count:hover {
  color: var(--fg);
}

.product-desc {
  font-size: 15px;
  color: var(--muted);
  line-height: 1.7;
  margin-bottom: 32px;
}

/* --- Colour selector --- */
.colour-selector {
  margin-bottom: 32px;
}

.colour-swatches {
  display: flex;
  gap: 12px;
  margin-bottom: 12px;
}

.colour-swatch {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  border: 1px solid rgba(0, 0, 0, 0.1);
  transition: box-shadow 0.25s ease, opacity 0.2s ease;
}

.colour-swatch:hover {
  opacity: 0.85;
}

.colour-swatch.is-active {
  box-shadow: 0 0 0 2px var(--bg), 0 0 0 3px var(--fg);
}

.colour-label {
  font-size: 13px;
  color: var(--muted);
}

.colour-label span {
  color: var(--fg);
  font-weight: 500;
}

/* --- Actions --- */
.btn-add-to-cart {
  display: block;
  width: 100%;
  background: var(--fg);
  color: var(--bg);
  border: none;
  padding: 16px;
  font-size: 13px;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  transition: background-color 0.3s ease;
  margin-bottom: 12px;
}

.btn-add-to-cart:hover {
  background: var(--accent);
}

.shipping-note {
  font-size: 12px;
  color: var(--muted);
  text-align: center;
  line-height: 1.5;
}

/* ============================================================
   FEATURE STRIP
   ============================================================ */
.feature-strip {
  background: var(--bg-soft);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 80px 0;
}

.feature-strip__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 48px;
}

.feature-icon {
  width: 40px;
  height: 40px;
  background: rgba(0, 0, 0, 0.07);
  margin-bottom: 20px;
}

.feature-title {
  font-family: var(--font-body);
  font-size: 14px;
  font-weight: 500;
  color: var(--fg);
  margin-bottom: 8px;
}

.feature-desc {
  font-size: 13px;
  color: var(--muted);
  line-height: 1.65;
}

/* ============================================================
   STORY
   ============================================================ */
.story__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 96px;
  align-items: start;
}

.story__image {
  width: 100%;
  aspect-ratio: 3/4;
  background: var(--bg-soft);
}

.story__content {
  padding-top: 80px;
}

.story__content .section-label {
  margin-bottom: 20px;
}

.story__headline {
  font-family: var(--font-display);
  font-size: clamp(40px, 5vw, 72px);
  font-weight: 400;
  line-height: 1.1;
  letter-spacing: -0.01em;
  margin-bottom: 32px;
}

.story__headline em {
  font-style: italic;
}

.story__body {
  font-size: 16px;
  color: var(--muted);
  line-height: 1.8;
  margin-bottom: 20px;
}

.story__body:last-child {
  margin-bottom: 0;
}

/* ============================================================
   SPECIFICATIONS
   ============================================================ */
.specs__header {
  text-align: center;
  margin-bottom: 56px;
}

.specs__table {
  max-width: 720px;
  margin: 0 auto;
}

.specs__row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  padding: 22px 0;
  border-bottom: 1px solid var(--border);
  gap: 32px;
}

.specs__row:first-child {
  border-top: 1px solid var(--border);
}

.specs__key {
  font-size: 13px;
  font-weight: 400;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--muted);
  flex-shrink: 0;
}

.specs__val {
  font-size: 15px;
  color: var(--fg);
  text-align: right;
}

/* ============================================================
   REVIEWS
   ============================================================ */
.reviews__header {
  margin-bottom: 72px;
}

.reviews__header .section-label {
  margin-bottom: 16px;
}

.reviews__headline {
  font-family: var(--font-display);
  font-size: clamp(28px, 3vw, 44px);
  font-weight: 400;
  letter-spacing: -0.01em;
  line-height: 1.2;
}

.reviews__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 64px;
}

.review-card {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.review-title {
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 400;
  font-style: italic;
  line-height: 1.3;
  color: var(--fg);
}

.review-body {
  font-size: 14px;
  color: var(--muted);
  line-height: 1.72;
}

.review-attribution {
  font-size: 13px;
  color: var(--muted);
  margin-top: 4px;
}

/* ============================================================
   RELATED PRODUCTS
   ============================================================ */
.related__header {
  margin-bottom: 48px;
}

.related__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 40px;
}

.related-card {
  display: block;
}

.related-card__img-wrap {
  aspect-ratio: 1/1;
  overflow: hidden;
  margin-bottom: 18px;
}

.related-card__img {
  width: 100%;
  height: 100%;
  transition: transform 0.3s ease;
}

.related-card:hover .related-card__img {
  transform: scale(1.03);
}

.related-card__name {
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 400;
  font-style: italic;
  color: var(--fg);
  margin-bottom: 4px;
}

.related-card__price {
  font-size: 14px;
  color: var(--muted);
}

/* ============================================================
   NEWSLETTER
   ============================================================ */
.newsletter {
  background: var(--bg-soft);
  border-top: 1px solid var(--border);
  padding: 96px 32px;
  text-align: center;
}

.newsletter__inner {
  max-width: 560px;
  margin: 0 auto;
}

.newsletter__inner .section-label {
  margin-bottom: 20px;
}

.newsletter__headline {
  font-family: var(--font-display);
  font-size: clamp(40px, 5vw, 64px);
  font-weight: 400;
  line-height: 1.1;
  letter-spacing: -0.01em;
  margin-bottom: 16px;
}

.newsletter__headline em {
  font-style: italic;
}

.newsletter__sub {
  font-size: 15px;
  color: var(--muted);
  line-height: 1.6;
  margin-bottom: 40px;
}

.newsletter__form {
  display: flex;
  align-items: flex-end;
  max-width: 480px;
  margin: 0 auto;
}

.newsletter__input {
  flex: 1;
  background: transparent;
  border: none;
  border-bottom: 1px solid var(--fg);
  padding: 12px 0;
  font-family: var(--font-body);
  font-size: 14px;
  color: var(--fg);
  outline: none;
  transition: border-color 0.3s ease;
}

.newsletter__input::placeholder {
  color: var(--muted);
}

.newsletter__input:focus {
  border-color: var(--accent);
}

.newsletter__btn {
  background: none;
  border: none;
  border-bottom: 1px solid var(--fg);
  padding: 12px 0 12px 28px;
  font-size: 14px;
  font-weight: 500;
  color: var(--fg);
  white-space: nowrap;
  transition: color 0.3s ease, border-color 0.3s ease;
}

.newsletter__btn:hover {
  color: var(--accent);
  border-color: var(--accent);
}

/* ============================================================
   FOOTER
   ============================================================ */
.footer {
  background: var(--bg);
  border-top: 1px solid var(--border);
  padding: 80px 0 48px;
}

.footer__top {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 64px;
  margin-bottom: 64px;
}

.footer__logo {
  display: block;
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 500;
  letter-spacing: 0.15em;
  color: var(--fg);
  margin-bottom: 14px;
}

.footer__tagline {
  font-size: 14px;
  color: var(--muted);
  line-height: 1.6;
  max-width: 200px;
}

.footer__col-title {
  font-size: 12px;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--fg);
  margin-bottom: 20px;
}

.footer__col ul {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer__col a {
  font-size: 14px;
  color: var(--muted);
  transition: color 0.3s ease;
}

.footer__col a:hover {
  color: var(--fg);
}

.footer__bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 28px;
  border-top: 1px solid var(--border);
}

.footer__copy,
.footer__city {
  font-size: 12px;
  color: var(--muted);
}

/* ============================================================
   RESPONSIVE — TABLET (≤ 1024px)
   ============================================================ */
@media (max-width: 1024px) {
  .feature-strip__grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 40px;
  }

  .footer__top {
    grid-template-columns: 1fr 1fr;
    row-gap: 48px;
    column-gap: 40px;
  }

  .footer__brand {
    grid-column: 1 / -1;
  }
}

/* ============================================================
   RESPONSIVE — MOBILE (≤ 768px)
   ============================================================ */
@media (max-width: 768px) {
  .container {
    padding: 0 20px;
  }

  .section {
    padding: 64px 0;
  }

  /* Navbar */
  .navbar__inner {
    padding: 0 20px;
  }

  .navbar__nav {
    gap: 20px;
  }

  .navbar__nav a:not(.navbar__cart) {
    display: none;
  }

  /* Product hero */
  .product-hero {
    padding: 40px 0 80px;
  }

  .product-hero__grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .gallery__thumbs {
    display: flex;
    gap: 8px;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    flex-wrap: nowrap;
  }

  .gallery__thumbs::-webkit-scrollbar {
    display: none;
  }

  .gallery__thumb {
    flex-shrink: 0;
    width: 80px;
    height: 80px;
    aspect-ratio: auto;
  }

  .product-info {
    position: static;
  }

  /* Feature strip */
  .feature-strip__grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  /* Story */
  .story__grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .story__content {
    padding-top: 0;
  }

  /* Reviews */
  .reviews__grid {
    grid-template-columns: 1fr;
    gap: 48px;
  }

  /* Related */
  .related__grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  /* Newsletter */
  .newsletter {
    padding: 72px 20px;
  }

  .newsletter__form {
    flex-direction: column;
    align-items: stretch;
    gap: 16px;
  }

  .newsletter__btn {
    padding: 12px 0;
    border-top: none;
    text-align: center;
  }

  /* Footer */
  .footer__top {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .footer__bottom {
    flex-direction: column;
    gap: 8px;
    text-align: center;
  }
}