/**
 * AI Shop Engine — emotional commerce experience.
 * Theme DNA via --sg-* only. Mobile-first shopping desire.
 */

*, *::before, *::after { box-sizing: border-box; }

body[data-sg-render-mode="ai_commerce"] {
  margin: 0;
  background: var(--sg-page-bg);
  color: var(--sg-ink);
  font-family: var(--sg-font-body, Inter, system-ui, sans-serif);
  overflow-x: clip;
  -webkit-font-smoothing: antialiased;
}

.sg-ai-commerce {
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
  max-width: 100vw;
  overflow-x: clip;
  background: var(--sg-page-bg);
}
/* Homepage chrome shell — header only; must not reserve a full viewport */
.sg-ai-native-chrome,
.sg-ai-native-chrome > .sg-ai-commerce.sg-ai-native-chrome__root,
.sg-ai-native-chrome__root.sg-ai-commerce--page-home {
  min-height: 0;
  height: auto;
  display: block;
  background: transparent;
}
body.sg-ai-native-chrome-active.sg-gen-active .store-page-wrap,
body.sg-ai-native-chrome-active.sg-gen-active main,
body.sg-ai-native-chrome-active.sg-gen-active .sg-gen-root {
  padding-top: 0;
}
body.sg-ai-native-chrome-active.sg-gen-active .sg-generated-root > .sg-gen-page > .sg-gen-node:first-child {
  margin-top: 0;
}
body.sg-ai-native-chrome-active.sg-gen-active .sg-generated-root > .sg-gen-page > .sg-gen-node:first-child .sg-gen-hero {
  padding-top: calc(4.25rem + env(safe-area-inset-top, 0px));
}
body.sg-ai-native-chrome-active .sg-gen-product-grid {
  gap: clamp(0.75rem, 3vw, 1.25rem);
}
body.sg-ai-native-chrome-active .sg-gen-product-card__media {
  aspect-ratio: 3/4;
  overflow: hidden;
  border-radius: var(--sg-radius-md, 14px);
}
body.sg-ai-native-chrome-active .sg-gen-product-card__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* ═══ FLOATING SHOP HEADER ═══ */

.sg-shop-header {
  position: sticky;
  top: 0;
  z-index: 100;
  padding: 0.5rem var(--sg-container-pad, 0.75rem) 0;
  pointer-events: none;
}

.sg-shop-header__float {
  pointer-events: auto;
  max-width: var(--sg-container-max, 76rem);
  margin: 0 auto;
  background: color-mix(in srgb, var(--sg-page-bg) 78%, transparent);
  backdrop-filter: blur(20px) saturate(1.2);
  -webkit-backdrop-filter: blur(20px) saturate(1.2);
  border: 1px solid color-mix(in srgb, var(--sg-border) 85%, transparent);
  border-radius: var(--sg-radius-lg, 20px);
  box-shadow:
    0 4px 24px color-mix(in srgb, var(--sg-ink) 6%, transparent),
    0 1px 0 color-mix(in srgb, var(--sg-ink) 4%, transparent) inset;
  padding: 0.55rem 0.75rem 0.65rem;
  transition: box-shadow var(--sg-motion-duration, .4s) var(--sg-motion-ease, ease),
    transform var(--sg-motion-duration, .4s) ease;
  animation: sg-header-enter .6s var(--sg-motion-ease, ease) both;
}

@keyframes sg-header-enter {
  from { opacity: 0; transform: translateY(-8px); }
  to { opacity: 1; transform: translateY(0); }
}

.sg-shop-header__row--top {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.sg-shop-header__brand {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  text-decoration: none;
  color: var(--sg-ink-strong, var(--sg-ink));
  min-width: 0;
  flex: 1;
}

.sg-shop-header__brand-mark {
  width: 0.45rem;
  height: 0.45rem;
  border-radius: 50%;
  background: var(--sg-accent);
  flex-shrink: 0;
  box-shadow: 0 0 12px color-mix(in srgb, var(--sg-accent) 50%, transparent);
}

.sg-shop-header__brand-name {
  font-family: var(--sg-font-display);
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: 0.03em;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.sg-shop-header__nav { display: none; gap: 0.85rem; }
.sg-shop-header__nav-link {
  font-size: 0.75rem;
  color: var(--sg-muted);
  text-decoration: none;
  transition: color .25s ease;
}
.sg-shop-header__nav-link.is-active { color: var(--sg-ink); }

.sg-shop-header__actions {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  flex-shrink: 0;
}

.sg-shop-header__icon-btn {
  position: relative;
  width: 2.5rem;
  height: 2.5rem;
  border: 0;
  border-radius: 50%;
  background: color-mix(in srgb, var(--sg-surface) 65%, transparent);
  color: var(--sg-ink);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: transform .28s var(--sg-motion-ease, ease), background .28s ease, box-shadow .28s ease;
  -webkit-tap-highlight-color: transparent;
}

.sg-shop-header__icon-btn:hover {
  transform: scale(1.06);
  background: color-mix(in srgb, var(--sg-accent) 15%, var(--sg-surface));
  box-shadow: 0 4px 16px color-mix(in srgb, var(--sg-accent) 20%, transparent);
}

.sg-shop-header__icon-btn:active { transform: scale(0.94); }
.sg-shop-header__icon-btn.is-pulse { animation: sg-icon-pulse .48s ease; }
.sg-shop-header__badge.is-bump { animation: sg-badge-pop .4s ease; }
@keyframes sg-icon-pulse {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.1); }
}

.sg-shop-header__icon--menu {
  width: 1rem;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 3px;
}
.sg-shop-header__icon--menu span {
  display: block;
  height: 1.5px;
  width: 100%;
  background: currentColor;
  border-radius: 1px;
  transition: transform .3s ease, opacity .3s ease;
}
.sg-shop-header__icon--menu span:nth-child(2) { width: 72%; }
.sg-shop-header__icon-btn--menu:hover .sg-shop-header__icon--menu span:nth-child(2) { width: 100%; }

.sg-shop-header__icon {
  display: block;
  width: 1rem;
  height: 1rem;
  position: relative;
}

.sg-shop-header__icon--filter::before,
.sg-shop-header__icon--filter::after {
  content: "";
  position: absolute;
  left: 0;
  height: 1.5px;
  background: currentColor;
  border-radius: 1px;
}
.sg-shop-header__icon--filter { width: 0.9rem; }
.sg-shop-header__icon--filter::before { top: 4px; width: 70%; }
.sg-shop-header__icon--filter::after { top: 8px; width: 45%; }

.sg-shop-header__icon--heart::before {
  content: "";
  width: 0.75rem;
  height: 0.7rem;
  border: 1.5px solid currentColor;
  border-top-left-radius: 50%;
  border-top-right-radius: 50%;
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -58%) rotate(-45deg);
  transform-origin: center;
  box-sizing: border-box;
}
.sg-shop-header__icon--heart::after {
  content: "";
  width: 0.75rem;
  height: 0.7rem;
  border: 1.5px solid currentColor;
  border-top-left-radius: 50%;
  border-top-right-radius: 50%;
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-42%, -58%) rotate(45deg);
  transform-origin: center;
  box-sizing: border-box;
}

.sg-shop-header__icon--bag {
  border: 1.5px solid currentColor;
  border-radius: 2px 2px 4px 2px;
  width: 0.85rem;
  height: 0.9rem;
}

.sg-shop-header__badge {
  position: absolute;
  top: -2px;
  right: -2px;
  min-width: 1rem;
  height: 1rem;
  padding: 0 0.2rem;
  border-radius: 999px;
  background: var(--sg-accent);
  color: var(--sg-accent-contrast, #fff);
  font-size: 0.5625rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  animation: sg-badge-pop .5s ease .3s both;
}

.sg-shop-header__badge--cart { animation-delay: .45s; }

@keyframes sg-badge-pop {
  from { transform: scale(0); }
  70% { transform: scale(1.15); }
  to { transform: scale(1); }
}

.sg-shop-header__row--search {
  margin-top: 0.55rem;
}
.sg-ai-commerce--page-shop .sg-shop-header__row--search {
  max-height: 0;
  margin-top: 0;
  opacity: 0;
  overflow: hidden;
  pointer-events: none;
  transition: max-height .35s ease, opacity .28s ease, margin-top .28s ease;
}
.sg-ai-commerce--page-shop .sg-shop-header.is-search-open .sg-shop-header__row--search,
.sg-ai-commerce--page-shop .sg-shop-header__row--search:has(.sg-shop-header__search-input:not(:placeholder-shown)),
.sg-ai-commerce--page-shop .sg-shop-header__row--search:has(.sg-shop-header__search-input:focus) {
  max-height: 4.5rem;
  margin-top: 0.55rem;
  opacity: 1;
  pointer-events: auto;
}

/* Nested search well — solid surface inside frosted glass so users see where to type */
.sg-shop-header__search {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  width: 100%;
  background: color-mix(in srgb, var(--sg-surface-alt, var(--sg-surface)) 25%, #ffffff);
  border: 1.5px solid color-mix(in srgb, var(--sg-muted) 28%, var(--sg-border));
  border-radius: 999px;
  padding: 0.6rem 0.95rem;
  min-height: 2.875rem;
  cursor: text;
  box-shadow:
    inset 0 1px 3px color-mix(in srgb, var(--sg-ink) 6%, transparent),
    0 1px 0 color-mix(in srgb, #ffffff 80%, transparent);
  transition: border-color .2s ease, box-shadow .2s ease;
}
.sg-ai-commerce[data-sg-surface-dark="1"] .sg-shop-header__search {
  background: color-mix(in srgb, var(--sg-surface) 88%, var(--sg-ink) 12%);
  border-color: color-mix(in srgb, var(--sg-muted) 40%, var(--sg-border));
  box-shadow: inset 0 1px 3px color-mix(in srgb, #000 18%, transparent);
}

.sg-shop-header__search.is-focused,
.sg-shop-header__search.is-expanded {
  border-color: color-mix(in srgb, var(--sg-accent) 55%, var(--sg-border));
  box-shadow:
    inset 0 1px 2px color-mix(in srgb, var(--sg-ink) 4%, transparent),
    0 0 0 3px color-mix(in srgb, var(--sg-accent) 16%, transparent);
}
.sg-shop-header__search.is-expanded {
  padding-left: 1.05rem;
  padding-right: 1.05rem;
}
.sg-shop-header__search-input {
  animation: sg-caret-breathe 1.2s ease-in-out infinite;
  animation-play-state: paused;
}
.sg-shop-header__search.is-focused .sg-shop-header__search-input {
  animation-play-state: running;
}
@keyframes sg-caret-breathe {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.92; }
}

/* No header shake when keyboard opens */
html.sg-search-focus .sg-shop-header__float {
  transform: none !important;
  animation: none !important;
}
html.sg-search-focus .sg-shop-header {
  position: sticky;
  top: 0;
}

.sg-shop-header__search-icon {
  width: 0.9rem;
  height: 0.9rem;
  border: 2px solid color-mix(in srgb, var(--sg-muted) 80%, var(--sg-ink));
  border-radius: 50%;
  flex-shrink: 0;
  position: relative;
  transition: border-color .25s ease;
}
.sg-shop-header__search:focus-within .sg-shop-header__search-icon {
  border-color: color-mix(in srgb, var(--sg-accent) 70%, var(--sg-ink));
}
.sg-shop-header__search-icon::after {
  content: "";
  position: absolute;
  width: 2px;
  height: 4px;
  background: color-mix(in srgb, var(--sg-muted) 80%, var(--sg-ink));
  bottom: -3px;
  right: -2px;
  transform: rotate(-45deg);
  transition: background .25s ease;
}
.sg-shop-header__search:focus-within .sg-shop-header__search-icon::after {
  background: color-mix(in srgb, var(--sg-accent) 70%, var(--sg-ink));
}

.sg-shop-header__search-input {
  border: 0;
  background: transparent;
  color: var(--sg-ink);
  font-size: 1rem;
  font-weight: 450;
  line-height: 1.25;
  width: 100%;
  min-width: 0;
  outline: none;
  caret-color: var(--sg-accent);
  touch-action: manipulation;
  -webkit-text-size-adjust: 100%;
}
.sg-shop-header__search-input::placeholder {
  color: var(--sg-muted);
  opacity: 1;
  font-weight: 400;
}
.sg-shop-header__search-input:not(:placeholder-shown) {
  font-weight: 500;
}

@media (min-width: 768px) {
  .sg-shop-header__nav { display: flex; margin-left: auto; }
  .sg-shop-header__brand { flex: 0 1 auto; }
  .sg-shop-header__actions { margin-left: 0.5rem; }
}

/* Family header personalities */
.sg-shop-header--luxury .sg-shop-header__float { border-radius: var(--sg-radius-lg, 22px); }
.sg-shop-header--luxury .sg-shop-header__brand-name { letter-spacing: 0.06em; }

.sg-shop-header--editorial .sg-shop-header__float { border-radius: 0; border-width: 0 0 2px 0; box-shadow: none; }
.sg-shop-header--editorial .sg-shop-header__brand-name { text-transform: uppercase; font-size: 0.75rem; letter-spacing: 0.14em; }

.sg-shop-header--minimal .sg-shop-header__float {
  background: color-mix(in srgb, var(--sg-page-bg) 92%, transparent);
  border-color: color-mix(in srgb, var(--sg-border) 35%, transparent);
  box-shadow: none;
}
.sg-shop-header--minimal .sg-shop-header__search {
  border-radius: var(--sg-radius-sm, 10px);
  background: color-mix(in srgb, var(--sg-surface) 98%, var(--sg-page-bg));
}

.sg-shop-header--glass .sg-shop-header__float {
  background: color-mix(in srgb, var(--sg-surface) 45%, transparent);
  box-shadow: 0 8px 40px color-mix(in srgb, var(--sg-accent) 12%, transparent);
}
.sg-shop-header--glass .sg-shop-header__search {
  background: color-mix(in srgb, var(--sg-surface) 94%, var(--sg-page-bg));
  backdrop-filter: none;
}

.sg-shop-header--organic .sg-shop-header__float { border-radius: 999px; }

.sg-shop-header--editorial .sg-shop-header__search {
  border-radius: 0;
  background: var(--sg-surface);
}

/* ═══ BRAND CONTINUITY ═══ */

.sg-ai-shop__brand-ribbon {
  text-align: center;
  font-size: 0.625rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--sg-accent);
  margin: 0.25rem 0 1rem;
  opacity: 0.9;
  animation: sg-fade-up .7s ease both;
}

@keyframes sg-fade-up {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 0.9; transform: translateY(0); }
}

/* ═══ SHOP FEED ═══ */

.sg-ai-commerce__main { flex: 1; min-width: 0; }

.sg-ai-shop-experience {
  padding: 0 var(--sg-container-pad, 0.75rem) 2.5rem;
  max-width: var(--sg-container-max, 76rem);
  margin: 0 auto;
  width: 100%;
}

.sg-ai-shop__section { margin-bottom: clamp(2rem, 6vw, 3rem); }
.sg-ai-shop__section--reveal {
  animation: sg-section-reveal .7s var(--sg-motion-ease, ease) both;
  animation-timeline: view();
  animation-range: entry 0% cover 25%;
}

@supports not (animation-timeline: view()) {
  .sg-ai-shop__section--reveal { animation: sg-fade-up .6s ease both; }
}

@keyframes sg-section-reveal {
  from { opacity: 0; transform: translateY(16px); }
  to { opacity: 1; transform: translateY(0); }
}

.sg-ai-shop__section-kicker {
  font-size: 0.625rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--sg-accent);
  margin: 0 0 0.45rem;
  font-weight: 600;
}

.sg-ai-shop__section-head {
  margin-bottom: clamp(1rem, 3.5vw, 1.5rem);
  padding-bottom: 0.15rem;
}

.sg-ai-shop__section-title {
  font-family: var(--sg-font-display);
  font-size: clamp(1.35rem, 4.8vw, 1.85rem);
  line-height: 1.08;
  margin: 0;
  font-weight: var(--sg-font-weight-display, 500);
  letter-spacing: -0.01em;
  max-width: 18ch;
}

/* Editorial pause — scroll surprise */
.sg-ai-shop__editorial-pause {
  text-align: center;
  padding: 1.5rem 1rem;
  margin: 0.5rem 0 1.5rem;
  font-family: var(--sg-font-display);
  font-size: clamp(0.95rem, 3.5vw, 1.2rem);
  color: var(--sg-muted);
  letter-spacing: 0.04em;
  position: relative;
}
.sg-ai-shop__editorial-pause::before,
.sg-ai-shop__editorial-pause::after {
  content: "";
  position: absolute;
  left: 15%;
  right: 15%;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--sg-border), transparent);
}
.sg-ai-shop__editorial-pause::before { top: 0; }
.sg-ai-shop__editorial-pause::after { bottom: 0; }

.sg-ai-shop__story-block {
  margin: 0 0 2rem;
  padding: 0;
  border: 0;
  font-family: var(--sg-font-display);
  font-size: clamp(1.1rem, 4vw, 1.5rem);
  line-height: 1.45;
  color: var(--sg-muted);
  font-style: italic;
}
.sg-ai-shop__story-block--editorial { color: var(--sg-ink); font-style: normal; text-transform: uppercase; letter-spacing: 0.06em; font-size: clamp(0.9rem, 3vw, 1.1rem); }

/* Featured hero */
/* Featured collection hero — cinematic lifestyle banner */
.sg-ai-shop__section--featured {
  margin-top: 0.25rem;
  margin-bottom: clamp(2rem, 6vw, 3.5rem);
}

.sg-ai-shop__quick-filters {
  display: flex;
  gap: 0.4rem;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
  padding: 0.15rem 0 0.85rem;
  margin-bottom: 0.15rem;
}
.sg-ai-shop__quick-filters::-webkit-scrollbar { display: none; }

.sg-ai-shop__chip {
  flex-shrink: 0;
  border: 1px solid var(--sg-border);
  background: transparent;
  color: var(--sg-muted);
  border-radius: 999px;
  padding: 0.42rem 0.75rem;
  font-size: 0.75rem;
  font-weight: 500;
  cursor: pointer;
  transition: border-color .25s ease, color .25s ease, background .25s ease;
}
.sg-ai-shop__chip.is-active,
.sg-ai-shop__chip:hover {
  border-color: var(--sg-accent);
  color: var(--sg-ink);
  background: color-mix(in srgb, var(--sg-accent) 12%, transparent);
}

.sg-ai-featured-hero {
  display: block;
  position: relative;
  border-radius: clamp(18px, 4vw, 28px);
  overflow: hidden;
  text-decoration: none;
  color: var(--sg-ink);
  min-height: clamp(260px, 54vw, 480px);
  box-shadow:
    0 20px 60px color-mix(in srgb, var(--sg-ink) 14%, transparent),
    0 0 0 1px color-mix(in srgb, var(--sg-border) 50%, transparent);
  transition: transform .5s var(--sg-motion-ease, ease), box-shadow .5s ease;
}
.sg-ai-featured-hero:hover {
  transform: translateY(-2px);
  box-shadow:
    0 28px 70px color-mix(in srgb, var(--sg-ink) 18%, transparent),
    0 0 0 1px color-mix(in srgb, var(--sg-accent) 25%, transparent);
}
.sg-ai-featured-hero:active { transform: scale(0.995); }
.sg-ai-featured-hero__media { position: absolute; inset: 0; }
.sg-ai-featured-hero__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .8s var(--sg-motion-ease, ease);
}
.sg-ai-featured-hero:hover .sg-ai-featured-hero__media img { transform: scale(1.04); }
.sg-ai-featured-hero__shade {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to top,
    color-mix(in srgb, var(--sg-page-bg) 92%, transparent) 0%,
    color-mix(in srgb, var(--sg-page-bg) 35%, transparent) 45%,
    transparent 72%
  );
}
.sg-ai-featured-hero__copy {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  min-height: clamp(260px, 54vw, 480px);
  padding: clamp(1.25rem, 4vw, 2rem);
}
.sg-ai-featured-hero__kicker {
  font-size: 0.625rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--sg-accent);
  margin: 0 0 0.4rem;
  font-weight: 600;
}
.sg-ai-featured-hero__title {
  font-family: var(--sg-font-display);
  font-size: clamp(1.75rem, 6vw, 3rem);
  margin: 0 0 0.75rem;
  line-height: 1.05;
  max-width: 14ch;
  text-shadow: 0 2px 24px color-mix(in srgb, var(--sg-page-bg) 80%, transparent);
}
.sg-ai-featured-hero__cta {
  align-self: flex-start;
  padding: 0.55rem 1.15rem;
  border-radius: 999px;
  background: var(--sg-accent);
  color: var(--sg-accent-contrast, #fff);
  font-size: 0.8125rem;
  font-weight: 600;
  transition: transform .25s ease, box-shadow .25s ease;
}
.sg-ai-featured-hero:hover .sg-ai-featured-hero__cta {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px color-mix(in srgb, var(--sg-accent) 35%, transparent);
}

/* Category rail */
.sg-ai-cat-rail {
  display: flex;
  gap: 0.65rem;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
  padding: 0.15rem 0 0.35rem;
}
.sg-ai-cat-rail::-webkit-scrollbar { display: none; }
.sg-ai-cat-tile {
  flex: 0 0 auto;
  width: clamp(4.25rem, 20vw, 5.25rem);
  text-decoration: none;
  color: var(--sg-ink);
  text-align: center;
  transition: transform .3s ease;
}
.sg-ai-cat-tile:active { transform: scale(0.96); }
.sg-ai-cat-tile__visual {
  display: block;
  aspect-ratio: 1;
  border-radius: var(--sg-radius-md, 14px);
  overflow: hidden;
  border: 1px solid var(--sg-border);
  margin-bottom: 0.35rem;
}
.sg-ai-cat-tile__visual img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s ease; }
.sg-ai-cat-tile:hover .sg-ai-cat-tile__visual img { transform: scale(1.06); }
.sg-ai-cat-tile__label { font-size: 0.625rem; line-height: 1.2; }

/* Product rails */
.sg-ai-product-rail {
  display: grid;
  gap: clamp(0.65rem, 2.5vw, 1rem);
  grid-template-columns: repeat(2, minmax(0, 1fr));
}
.sg-ai-product-rail--luxury_bento,
.sg-ai-product-rail--mixed_asymmetric { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.sg-ai-product-rail--luxury_bento .sg-ai-card:first-child,
.sg-ai-product-rail--mixed_asymmetric .sg-ai-card:first-child { grid-column: 1 / -1; }

.sg-ai-product-rail--luxury_compact,
.sg-ai-product-rail--rounded_compact {
  display: flex;
  overflow-x: auto;
  gap: 0.65rem;
  scrollbar-width: none;
  -webkit-overflow-scrolling: touch;
  grid-template-columns: unset;
  padding-bottom: 0.25rem;
}
.sg-ai-product-rail--luxury_compact .sg-ai-card,
.sg-ai-product-rail--rounded_compact .sg-ai-card { flex: 0 0 44vw; max-width: 11rem; }

@media (min-width: 640px) {
  .sg-ai-product-rail--uniform_grid { grid-template-columns: repeat(3, 1fr); }
  .sg-ai-product-rail--luxury_bento { grid-template-columns: repeat(12, 1fr); }
  .sg-ai-product-rail--luxury_bento .sg-ai-card:first-child { grid-column: span 7; }
  .sg-ai-product-rail--luxury_bento .sg-ai-card:nth-child(n+2) { grid-column: span 5; }
}
@media (min-width: 1024px) {
  .sg-ai-product-rail--uniform_grid,
  .sg-ai-product-rail--glass_float,
  .sg-ai-product-rail--rounded_soft { grid-template-columns: repeat(4, 1fr); }
}

/* ═══ CONVERSION CARD ═══ */

.sg-ai-card {
  position: relative;
  min-width: 0;
  transition: transform .45s var(--sg-motion-ease, cubic-bezier(.22, 1, .36, 1));
}
.sg-ai-card__stretch {
  position: absolute;
  inset: 0;
  z-index: 1;
  border-radius: inherit;
}
.sg-ai-card__media-wrap,
.sg-ai-card__body { position: relative; z-index: 2; }
.sg-ai-card__quick-add,
.sg-ai-card__wishlist { position: relative; z-index: 3; }
.sg-ai-card__title-link { position: relative; z-index: 2; }

/* AI-native homepage — hide template chrome when AI header is active */
body.sg-ai-native-chrome-active .store-nav,
body.sg-ai-native-chrome-active .sg-shell-glass-nav,
body.sg-ai-native-chrome-active .store-sidebar,
body.sg-ai-native-chrome-active .store-sidebar-overlay {
  display: none !important;
}
body.sg-ai-native-chrome-active .mobile-sticky-cta {
  display: none !important;
}
body.sg-ai-native-chrome-active.sg-gen-active {
  padding-top: 0;
}
.sg-ai-native-chrome__root .sg-shop-header--floating {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1200;
}
/* Hero bleeds under floating AI header — chrome shell must not reserve viewport height */
body.sg-ai-native-chrome-active.sg-gen-active main,
body.sg-ai-native-chrome-active.sg-gen-active .sg-gen-root,
body.sg-ai-native-chrome-active.sg-gen-active .store-page-wrap {
  padding-top: 0;
}
/* Hide template floating chat / WhatsApp on AI-native storefront */
body.sg-ai-native-chrome-active .sg-store-chat-fab,
body.sg-ai-native-chrome-active .floating-chat-btn,
body.sg-ai-native-chrome-active .floating-whatsapp-btn,
body[data-sg-render-mode="ai_commerce"] .sg-store-chat-fab,
body[data-sg-render-mode="ai_commerce"] .floating-chat-btn,
body[data-sg-render-mode="ai_commerce"] .floating-whatsapp-btn {
  display: none !important;
}
/* AI commerce shop — header overlays content; no white strip above hero */
.sg-ai-commerce--page-shop .sg-shop-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1200;
}
.sg-ai-commerce--page-shop .sg-ai-commerce__main {
  padding-top: 0;
}
.sg-ai-commerce--page-shop .sg-ai-shop-experience__feed--luxury {
  padding-top: 0;
}
.sg-ai-commerce--page-shop .sg-ai-shop__quick-filters {
  padding-top: calc(4.25rem + env(safe-area-inset-top, 0px));
}
.sg-ai-commerce--page-shop .sg-ai-shop-experience__feed > .sg-ai-shop__section--featured:first-child {
  margin-top: calc(-1 * (4.25rem + env(safe-area-inset-top, 0px)));
}
.sg-ai-card.is-search-hidden,
.sg-ai-shop__section.is-search-hidden,
.sg-ai-product-rail.is-search-hidden,
.sg-ai-shop__quick-filters.is-search-hidden,
.sg-ai-shop__brand-ribbon.is-search-hidden {
  display: none !important;
}

.sg-ai-shop__search-empty {
  padding: clamp(2rem, 8vw, 4rem) var(--sg-container-pad, 1rem);
  text-align: center;
}
.sg-ai-shop__search-empty-kicker {
  margin: 0 0 0.35rem;
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--sg-muted);
}
.sg-ai-shop__search-empty-title {
  margin: 0 0 0.5rem;
  font-family: var(--sg-font-display, Georgia, serif);
  font-size: clamp(1.35rem, 4vw, 1.85rem);
  font-weight: 500;
}
.sg-ai-shop__search-empty-copy {
  margin: 0;
  color: var(--sg-muted);
  font-size: 0.92rem;
}

.sg-ai-card.is-touch,
.sg-ai-card.is-pressed {
  transform: translateY(-2px);
}
.sg-ai-card.is-touch .sg-ai-card__media,
.sg-ai-card.is-pressed .sg-ai-card__media {
  box-shadow: 0 14px 40px color-mix(in srgb, var(--sg-ink) 14%, transparent);
}

.sg-ai-card__media-wrap { position: relative; }

.sg-ai-card__media {
  position: relative;
  aspect-ratio: 3/4;
  border-radius: var(--sg-radius-md, 14px);
  overflow: hidden;
  background: var(--sg-surface);
  transition: transform .55s var(--sg-motion-ease, cubic-bezier(.22, 1, .36, 1)),
    box-shadow .55s ease;
}

.sg-ai-card__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: opacity .55s ease, transform .85s var(--sg-motion-ease, cubic-bezier(.22, 1, .36, 1));
}
.sg-ai-card__img--hover { position: absolute; inset: 0; opacity: 0; }
.sg-ai-card:hover .sg-ai-card__img--primary,
.sg-ai-card.is-touch .sg-ai-card__img--primary { opacity: 0; transform: scale(1.045); }
.sg-ai-card:hover .sg-ai-card__img--hover,
.sg-ai-card.is-touch .sg-ai-card__img--hover { opacity: 1; transform: scale(1.045); }
.sg-ai-card:active .sg-ai-card__img--primary,
.sg-ai-card:active .sg-ai-card__img--hover { transform: scale(1.02); }

.sg-ai-card__glow {
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 50% 80%, color-mix(in srgb, var(--sg-accent) 22%, transparent), transparent 65%);
  opacity: 0;
  transition: opacity .5s ease;
  pointer-events: none;
}
.sg-ai-card:hover .sg-ai-card__glow,
.sg-ai-card.is-touch .sg-ai-card__glow { opacity: 1; }
.sg-ai-card:hover .sg-ai-card__media,
.sg-ai-card.is-touch .sg-ai-card__media {
  box-shadow: 0 16px 48px color-mix(in srgb, var(--sg-ink) 12%, transparent);
}

.sg-ai-card__badge {
  position: absolute;
  top: 0.5rem;
  left: 0.5rem;
  z-index: 3;
  font-size: 0.5625rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 0.28rem 0.45rem;
  border-radius: 4px;
  background: color-mix(in srgb, var(--sg-page-bg) 80%, transparent);
  backdrop-filter: blur(8px);
  color: var(--sg-ink);
}
.sg-ai-card__badge--sale { background: var(--sg-accent); color: var(--sg-accent-contrast, #fff); }

.sg-ai-card__wishlist {
  position: absolute;
  top: 0.45rem;
  right: 0.45rem;
  z-index: 4;
  width: 2.125rem;
  height: 2.125rem;
  border: 0;
  border-radius: 50%;
  background: color-mix(in srgb, var(--sg-page-bg) 82%, transparent);
  backdrop-filter: blur(10px);
  cursor: pointer;
  opacity: 0;
  transform: scale(0.88);
  transition: opacity .35s ease, transform .4s var(--sg-motion-ease, ease), background .3s ease;
}
.sg-ai-card__wishlist span::before { content: "♡"; font-size: 0.9rem; color: var(--sg-ink); transition: transform .35s ease, color .3s ease; }
.sg-ai-card:hover .sg-ai-card__wishlist,
.sg-ai-card.is-touch .sg-ai-card__wishlist { opacity: 1; transform: scale(1); }
.sg-ai-card__wishlist.is-saved { background: color-mix(in srgb, var(--sg-accent) 18%, var(--sg-page-bg)); }
.sg-ai-card__wishlist.is-saved span::before { content: "♥"; color: var(--sg-accent); }
.sg-ai-card__wishlist.is-animating { animation: sg-wish-pop .52s ease; }
@keyframes sg-wish-pop {
  0% { transform: scale(1); }
  40% { transform: scale(1.18); }
  100% { transform: scale(1); }
}

.sg-ai-card__quick-add {
  position: absolute;
  right: 0.5rem;
  bottom: 0.5rem;
  z-index: 4;
  width: 2.125rem;
  height: 2.125rem;
  border: 0;
  border-radius: 50%;
  background: color-mix(in srgb, var(--sg-page-bg) 88%, transparent);
  backdrop-filter: blur(12px);
  color: var(--sg-ink);
  cursor: pointer;
  opacity: 0;
  transform: scale(0.85) translateY(4px);
  transition: opacity .38s ease, transform .42s var(--sg-motion-ease, cubic-bezier(.22, 1, .36, 1)), background .3s ease, box-shadow .3s ease;
  box-shadow: 0 4px 16px color-mix(in srgb, var(--sg-ink) 10%, transparent);
}
.sg-ai-card__quick-add-icon {
  display: block;
  width: 100%;
  height: 100%;
  position: relative;
}
.sg-ai-card__quick-add-icon::before,
.sg-ai-card__quick-add-icon::after {
  content: "";
  position: absolute;
  left: 50%;
  top: 50%;
  background: currentColor;
  border-radius: 1px;
  transform: translate(-50%, -50%);
  transition: transform .35s var(--sg-motion-ease, ease);
}
.sg-ai-card__quick-add-icon::before { width: 10px; height: 1.5px; }
.sg-ai-card__quick-add-icon::after { width: 1.5px; height: 10px; }
.sg-ai-card:hover .sg-ai-card__quick-add,
.sg-ai-card.is-touch .sg-ai-card__quick-add,
.sg-ai-card:focus-within .sg-ai-card__quick-add {
  opacity: 1;
  transform: scale(1) translateY(0);
}
.sg-ai-card__quick-add:hover { background: var(--sg-accent); color: var(--sg-accent-contrast, #fff); }
.sg-ai-card__quick-add.is-added { background: var(--sg-accent); color: var(--sg-accent-contrast, #fff); }
.sg-ai-card__quick-add.is-added .sg-ai-card__quick-add-icon::after { transform: translate(-50%, -50%) scaleY(0); }

.sg-ai-card__body { padding: 0.55rem 0.1rem 0; }

.sg-ai-card__desire {
  font-size: 0.625rem;
  letter-spacing: 0.04em;
  color: var(--sg-accent);
  margin: 0 0 0.2rem;
  line-height: 1.3;
}

.sg-ai-card__title {
  font-size: 0.8125rem;
  font-weight: 500;
  margin: 0;
  line-height: 1.3;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.sg-ai-card__title-link { text-decoration: none; color: inherit; }

.sg-ai-card__social {
  margin: 0.2rem 0 0;
  font-size: 0.625rem;
  color: var(--sg-muted);
  display: flex;
  align-items: center;
  gap: 0.25rem;
}
.sg-ai-card__stars { color: var(--sg-accent); }

.sg-ai-card__swatches { display: flex; gap: 0.2rem; margin-top: 0.25rem; }
.sg-ai-card__swatch {
  width: 0.65rem;
  height: 0.65rem;
  border-radius: 50%;
  background: var(--sg-swatch);
  border: 1px solid var(--sg-border);
}

.sg-ai-card__price-row { margin-top: 0.3rem; display: flex; align-items: baseline; gap: 0.35rem; }
.sg-ai-card__price { font-size: 0.875rem; font-weight: 600; }
.sg-ai-card__price-was { font-size: 0.75rem; color: var(--sg-muted); text-decoration: line-through; }

.sg-ai-card__urgency {
  margin: 0.25rem 0 0;
  font-size: 0.625rem;
  color: var(--sg-accent);
  font-weight: 500;
}

.sg-ai-card--large .sg-ai-card__media { aspect-ratio: 4/5; }

/* ═══ FILTER PANEL ═══ */

.sg-ai-shop__filter-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.5);
  z-index: 110;
  backdrop-filter: blur(4px);
  opacity: 0;
  pointer-events: none;
  transition: opacity .35s ease;
}
.sg-ai-shop__filter-backdrop.is-visible {
  opacity: 1;
  pointer-events: auto;
}

.sg-ai-shop__filter-panel {
  display: flex;
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 120;
  max-height: 85dvh;
  background: var(--sg-page-bg);
  border-top: 1px solid var(--sg-border);
  border-radius: 20px 20px 0 0;
  flex-direction: column;
  transform: translateY(100%);
  visibility: hidden;
  transition: transform .45s var(--sg-motion-ease, cubic-bezier(.22, 1, .36, 1)), visibility .45s;
}
.sg-ai-shop__filter-panel.is-open {
  transform: translateY(0);
  visibility: visible;
}

.sg-ai-shop__filter-panel-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem;
  border-bottom: 1px solid var(--sg-border);
}
.sg-ai-shop__filter-panel-title { margin: 0; font-size: 0.75rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--sg-muted); }
.sg-ai-shop__filter-panel-close { border: 0; background: transparent; font-size: 1.5rem; color: var(--sg-muted); }
.sg-ai-shop__filter-panel-body { overflow-y: auto; padding: 0.75rem 1rem; flex: 1; }
.sg-ai-shop__filter-group { margin-bottom: 1rem; }
.sg-ai-shop__filter-group-label { font-size: 0.75rem; font-weight: 600; margin: 0 0 0.4rem; }
.sg-ai-shop__filter-options { display: flex; flex-wrap: wrap; gap: 0.35rem; }
.sg-ai-shop__filter-option {
  border: 1px solid var(--sg-border);
  background: transparent;
  color: var(--sg-ink);
  border-radius: 999px;
  padding: 0.35rem 0.65rem;
  font-size: 0.75rem;
}
.sg-ai-shop__filter-option.is-active { border-color: var(--sg-accent); background: color-mix(in srgb, var(--sg-accent) 10%, transparent); }
.sg-ai-shop__filter-swatches { display: flex; gap: 0.35rem; }
.sg-ai-shop__filter-swatch {
  width: 1.4rem;
  height: 1.4rem;
  border-radius: 50%;
  background: var(--sg-swatch);
  border: 2px solid var(--sg-border);
  padding: 0;
}
.sg-ai-shop__filter-panel-foot { padding: 0.75rem 1rem 1.25rem; border-top: 1px solid var(--sg-border); }
.sg-ai-shop__filter-apply {
  width: 100%;
  border: 0;
  border-radius: 999px;
  padding: 0.75rem;
  background: var(--sg-accent);
  color: var(--sg-accent-contrast, #fff);
  font-weight: 600;
}

/* Newsletter, collections, empty, loading, footer */
.sg-ai-collections-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 0.65rem; }
.sg-ai-collection-card { position: relative; aspect-ratio: 4/5; border-radius: var(--sg-radius-md); overflow: hidden; display: block; }
.sg-ai-collection-card img { width: 100%; height: 100%; object-fit: cover; }
.sg-ai-collection-card__label {
  position: absolute;
  left: 0.65rem;
  bottom: 0.65rem;
  color: #fff;
  font-size: 0.8125rem;
  font-weight: 600;
  text-shadow: 0 2px 12px rgba(0,0,0,.5);
}

.sg-ai-newsletter {
  border-radius: var(--sg-radius-lg);
  border: 1px solid var(--sg-border);
  padding: 1.35rem;
  text-align: center;
  background: color-mix(in srgb, var(--sg-surface) 40%, transparent);
}
.sg-ai-newsletter__title { font-family: var(--sg-font-display); font-size: 1.15rem; margin: 0 0 0.35rem; }
.sg-ai-newsletter__copy { color: var(--sg-muted); font-size: 0.8125rem; margin: 0 0 0.85rem; }
.sg-ai-newsletter__form { display: flex; gap: 0.35rem; max-width: 22rem; margin: 0 auto; }
.sg-ai-newsletter__form input {
  flex: 1;
  border: 1px solid var(--sg-border);
  border-radius: 999px;
  padding: 0.55rem 0.85rem;
  background: var(--sg-page-bg);
  color: var(--sg-ink);
  font-size: 0.8125rem;
  min-width: 0;
}
.sg-ai-newsletter__form button {
  border: 0;
  border-radius: 999px;
  padding: 0.55rem 1rem;
  background: var(--sg-accent);
  color: var(--sg-accent-contrast, #fff);
  font-weight: 600;
}

.sg-ai-shop__empty--premium { text-align: center; padding: 3rem 1rem; }
.sg-ai-shop__empty-kicker { color: var(--sg-accent); font-size: 0.6875rem; letter-spacing: 0.12em; text-transform: uppercase; }
.sg-ai-shop__empty-title { font-family: var(--sg-font-display); font-size: 1.35rem; }
.sg-ai-shop__empty-copy { color: var(--sg-muted); font-size: 0.875rem; max-width: 22rem; margin: 0 auto 1rem; line-height: 1.55; }
.sg-ai-shop__empty-cta {
  display: inline-flex;
  padding: 0.6rem 1.1rem;
  border-radius: 999px;
  background: var(--sg-accent);
  color: var(--sg-accent-contrast, #fff);
  text-decoration: none;
  font-weight: 600;
  font-size: 0.8125rem;
}

.sg-ai-shop__skeleton-feed { display: flex; flex-direction: column; gap: 1.5rem; }
.sg-ai-shop__skeleton-line { height: 0.75rem; background: var(--sg-surface); border-radius: 4px; }
.sg-ai-shop__skeleton-line--short { width: 35%; }
.sg-ai-shop__skeleton-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 0.65rem; }
.sg-ai-shop__skeleton-card {
  aspect-ratio: 3/4;
  border-radius: var(--sg-radius-md);
  background: linear-gradient(110deg, var(--sg-surface) 8%, color-mix(in srgb, var(--sg-border) 40%, transparent) 18%, var(--sg-surface) 33%);
  background-size: 200% 100%;
  animation: sg-shimmer 1.3s ease-in-out infinite;
}
@keyframes sg-shimmer {
  0% { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

.sg-ai-commerce-footer {
  margin-top: auto;
  border-top: 1px solid var(--sg-border);
  padding: 1.5rem var(--sg-container-pad, 1rem);
  text-align: center;
}
.sg-ai-commerce-footer__brand { font-family: var(--sg-font-display); margin: 0 0 0.25rem; }
.sg-ai-commerce-footer__note,
.sg-ai-commerce-footer__copy { color: var(--sg-muted); font-size: 0.75rem; margin: 0; }

/* ═══ FAMILY EMOTIONAL RHYTHM ═══ */

.sg-ai-commerce--luxury .sg-ai-featured-hero { border-radius: 0; }
.sg-ai-commerce--luxury .sg-ai-card--luxury .sg-ai-card__media { border-radius: 0; }
.sg-ai-commerce--luxury .sg-ai-shop-experience__feed { padding-top: 0.75rem; }

.sg-ai-commerce--editorial .sg-ai-featured-hero { border-radius: 0; min-height: clamp(280px, 65vw, 500px); }
.sg-ai-commerce--editorial .sg-ai-cat-tile__visual { border-radius: 0; }
.sg-ai-commerce--editorial .sg-ai-card--editorial .sg-ai-card__media { border-radius: 0; }

.sg-ai-commerce--minimal .sg-ai-card--minimal .sg-ai-card__media { border-radius: var(--sg-radius-sm, 8px); aspect-ratio: 1/1; }
.sg-ai-commerce--minimal .sg-ai-card--minimal .sg-ai-card__desire,
.sg-ai-commerce--minimal .sg-ai-card--minimal .sg-ai-card__wishlist { display: none; }
.sg-ai-commerce--minimal .sg-ai-card--minimal .sg-ai-card__quick-add {
  opacity: 0.85;
  transform: scale(1);
  background: color-mix(in srgb, var(--sg-ink) 92%, transparent);
  color: var(--sg-page-bg);
}

.sg-ai-commerce--glass .sg-ai-card--glass .sg-ai-card__media {
  background: color-mix(in srgb, var(--sg-surface) 50%, transparent);
  backdrop-filter: blur(12px);
  border: 1px solid color-mix(in srgb, var(--sg-border) 60%, transparent);
}
.sg-ai-commerce--glass .sg-ai-featured-duo { display: grid; grid-template-columns: 1fr 1fr; gap: 0.65rem; margin-top: 0.65rem; }

.sg-ai-commerce--organic .sg-ai-featured-hero { border-radius: clamp(20px, 5vw, 32px); }
.sg-ai-commerce--organic .sg-ai-featured-hero__title { max-width: 16ch; }
.sg-ai-commerce--organic .sg-ai-cat-tile__visual { border-radius: 50%; }
.sg-ai-commerce--organic .sg-ai-card--organic .sg-ai-card__media { border-radius: var(--sg-radius-lg, 22px); }

.sg-ai-commerce--minimal .sg-ai-featured-hero {
  border-radius: var(--sg-radius-md, 14px);
  min-height: clamp(200px, 42vw, 360px);
  box-shadow: none;
  border: 1px solid var(--sg-border);
}
.sg-ai-commerce--minimal .sg-ai-featured-hero__copy { min-height: clamp(200px, 42vw, 360px); }

/* Mobile: reveal card actions on touch */
@media (hover: none) {
  .sg-ai-card__quick-add { opacity: 1; transform: scale(1) translateY(0); }
  .sg-ai-card__wishlist { opacity: 1; transform: scale(1); }
}

/* ═══ FINAL POLISH — NAV, CART, TYPOGRAPHY RHYTHM ═══ */

body.sg-commerce-scroll-lock { overflow: hidden; }

/* Navigation Engine */
.sg-ai-nav { position: fixed; inset: 0; z-index: 200; pointer-events: none; }
.sg-ai-nav.is-open { pointer-events: auto; }
.sg-ai-nav__backdrop {
  position: absolute;
  inset: 0;
  background: color-mix(in srgb, var(--sg-ink) 35%, transparent);
  backdrop-filter: blur(6px);
  opacity: 0;
  transition: opacity .4s ease;
}
.sg-ai-nav.is-open .sg-ai-nav__backdrop { opacity: 1; }

.sg-ai-nav__drawer {
  position: absolute;
  top: 0;
  bottom: 0;
  width: min(88vw, 22rem);
  background: var(--sg-page-bg);
  border: 1px solid var(--sg-border);
  display: flex;
  flex-direction: column;
  box-shadow: 0 24px 80px color-mix(in srgb, var(--sg-ink) 18%, transparent);
  transition: transform .48s var(--sg-motion-ease, cubic-bezier(.22, 1, .36, 1));
}
.sg-ai-nav__drawer--left { left: 0; transform: translateX(-104%); border-radius: 0 20px 20px 0; }
.sg-ai-nav__drawer--right { right: 0; transform: translateX(104%); border-radius: 20px 0 0 20px; }
.sg-ai-nav.is-open .sg-ai-nav__drawer--left,
.sg-ai-nav.is-open .sg-ai-nav__drawer--right { transform: translateX(0); }

.sg-ai-nav__head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  padding: 1.15rem 1rem 0.85rem;
  border-bottom: 1px solid var(--sg-border);
}
.sg-ai-nav__brand { display: flex; gap: 0.55rem; align-items: center; }
.sg-ai-nav__brand-mark {
  width: 0.5rem; height: 0.5rem; border-radius: 50%; background: var(--sg-accent);
  box-shadow: 0 0 14px color-mix(in srgb, var(--sg-accent) 45%, transparent);
}
.sg-ai-nav__brand-name { margin: 0; font-family: var(--sg-font-display); font-size: 0.95rem; font-weight: 600; }
.sg-ai-nav__brand-tag { margin: 0.15rem 0 0; font-size: 0.6875rem; color: var(--sg-muted); letter-spacing: 0.06em; text-transform: uppercase; }
.sg-ai-nav__close {
  width: 2.25rem; height: 2.25rem; border: 0; border-radius: 50%;
  background: color-mix(in srgb, var(--sg-surface) 80%, transparent); cursor: pointer;
}
.sg-ai-nav__close span::before,
.sg-ai-nav__close span::after {
  content: ""; position: absolute; width: 12px; height: 1.5px; background: var(--sg-ink);
  top: 50%; left: 50%;
}
.sg-ai-nav__close span { position: relative; display: block; width: 100%; height: 100%; }
.sg-ai-nav__close span::before { transform: translate(-50%, -50%) rotate(45deg); }
.sg-ai-nav__close span::after { transform: translate(-50%, -50%) rotate(-45deg); }

.sg-ai-nav__body { flex: 1; overflow-y: auto; padding: 0.75rem 0.85rem 1rem; }
.sg-ai-nav__group { margin-bottom: 1.15rem; }
.sg-ai-nav__group-label {
  font-size: 0.625rem; letter-spacing: 0.16em; text-transform: uppercase;
  color: var(--sg-muted); margin: 0 0 0.45rem 0.35rem;
}
.sg-ai-nav__list { list-style: none; margin: 0; padding: 0; }
.sg-ai-nav__link {
  display: flex; align-items: center; gap: 0.65rem;
  padding: 0.62rem 0.55rem; border-radius: 12px;
  text-decoration: none; color: var(--sg-ink);
  font-size: 0.875rem; transition: background .25s ease, transform .25s ease;
}
.sg-ai-nav__link:hover { background: color-mix(in srgb, var(--sg-accent) 10%, transparent); transform: translateX(2px); }
.sg-ai-nav__link-icon {
  width: 1.25rem; height: 1.25rem; border-radius: 8px;
  background: color-mix(in srgb, var(--sg-surface) 90%, var(--sg-accent) 10%);
  flex-shrink: 0;
}
.sg-ai-nav__foot { padding: 0.85rem 1rem; border-top: 1px solid var(--sg-border); }
.sg-ai-nav__foot-note { margin: 0; font-size: 0.6875rem; color: var(--sg-muted); }

/* Family nav personalities */
.sg-ai-nav__drawer--luxury { background: color-mix(in srgb, var(--sg-page-bg) 96%, var(--sg-accent)); }
.sg-ai-nav__drawer--luxury .sg-ai-nav__link { letter-spacing: 0.02em; }
.sg-ai-nav__drawer--editorial { border-radius: 0; }
.sg-ai-nav__drawer--editorial .sg-ai-nav__link { text-transform: uppercase; font-size: 0.75rem; letter-spacing: 0.1em; border-radius: 0; }
.sg-ai-nav__drawer--minimal .sg-ai-nav__link { border-radius: 8px; font-weight: 500; }
.sg-ai-nav__drawer--glass {
  background: color-mix(in srgb, var(--sg-surface) 55%, transparent);
  backdrop-filter: blur(24px) saturate(1.3);
}
.sg-ai-nav__drawer--organic { border-radius: 0 28px 28px 0; }
.sg-ai-nav__drawer--organic .sg-ai-nav__link { border-radius: 999px; }

/* Cart drawer */
.sg-ai-cart { position: fixed; inset: 0; z-index: 190; pointer-events: none; }
.sg-ai-cart.is-open { pointer-events: auto; }
.sg-ai-cart__backdrop {
  position: absolute; inset: 0;
  background: color-mix(in srgb, var(--sg-ink) 30%, transparent);
  opacity: 0; transition: opacity .35s ease;
}
.sg-ai-cart.is-open .sg-ai-cart__backdrop { opacity: 1; }
.sg-ai-cart__drawer {
  position: absolute; top: 0; right: 0; bottom: 0;
  width: min(92vw, 24rem);
  background: var(--sg-page-bg);
  border-left: 1px solid var(--sg-border);
  transform: translateX(100%);
  transition: transform .45s var(--sg-motion-ease, cubic-bezier(.22, 1, .36, 1));
  display: flex; flex-direction: column;
  box-shadow: -12px 0 48px color-mix(in srgb, var(--sg-ink) 12%, transparent);
}
.sg-ai-cart.is-open .sg-ai-cart__drawer { transform: translateX(0); }
.sg-ai-cart__head { display: flex; justify-content: space-between; align-items: center; padding: 1rem; border-bottom: 1px solid var(--sg-border); }
.sg-ai-cart__title { margin: 0; font-family: var(--sg-font-display); font-size: 1rem; }
.sg-ai-cart__close { width: 2.25rem; height: 2.25rem; border: 0; border-radius: 50%; background: var(--sg-surface); cursor: pointer; }
.sg-ai-cart__body { flex: 1; padding: 1.25rem 1rem; }
.sg-ai-cart__empty { color: var(--sg-muted); font-size: 0.875rem; margin: 0; }
.sg-ai-cart__foot { padding: 1rem; border-top: 1px solid var(--sg-border); }
.sg-ai-cart__checkout {
  width: 100%; border: 0; border-radius: 999px; padding: 0.75rem;
  background: var(--sg-accent); color: var(--sg-accent-contrast, #fff);
  font-weight: 600; cursor: pointer;
}

/* Section typography — family rhythm */
.sg-ai-commerce--luxury .sg-ai-shop__section-title { font-weight: 400; letter-spacing: 0.04em; max-width: 14ch; }
.sg-ai-commerce--luxury .sg-ai-shop__section { margin-bottom: var(--sg-section-gap, clamp(5.5rem, 14vw, 10rem)); }

.sg-ai-commerce--editorial .sg-ai-shop__section-kicker { letter-spacing: 0.24em; }
.sg-ai-commerce--editorial .sg-ai-shop__section-title { text-transform: uppercase; font-size: clamp(1.1rem, 4vw, 1.5rem); letter-spacing: 0.06em; max-width: none; }

.sg-ai-commerce--minimal .sg-ai-shop__section-head { margin-bottom: 1.25rem; }
.sg-ai-commerce--minimal .sg-ai-shop__section-kicker { color: var(--sg-muted); letter-spacing: 0.14em; }
.sg-ai-commerce--minimal .sg-ai-shop__section-title { font-size: clamp(1.15rem, 4vw, 1.45rem); font-weight: 600; }

.sg-ai-commerce--glass .sg-ai-shop__section-title {
  background: linear-gradient(90deg, var(--sg-ink), color-mix(in srgb, var(--sg-accent) 70%, var(--sg-ink)));
  -webkit-background-clip: text; background-clip: text; color: transparent;
}

.sg-ai-commerce--organic .sg-ai-shop__section-head { text-align: center; }
.sg-ai-commerce--organic .sg-ai-shop__section-title { margin-inline: auto; }

.sg-shop-header--floating.is-scrolled .sg-shop-header__float {
  box-shadow: 0 8px 32px color-mix(in srgb, var(--sg-ink) 10%, transparent);
}

/* ═══ AI COMMERCE SEARCH OVERLAY (product / cart / checkout) ═══ */

.sg-ai-search-overlay {
  position: fixed;
  inset: 0;
  z-index: 2200;
  background: color-mix(in srgb, var(--sg-ink) 42%, transparent);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.25s ease, visibility 0.25s ease;
}
.sg-ai-search-overlay.is-open {
  opacity: 1;
  visibility: visible;
}
.sg-ai-search-overlay__panel {
  background: var(--sg-page-bg, #fff);
  border-radius: 0 0 20px 20px;
  box-shadow: 0 16px 48px color-mix(in srgb, var(--sg-ink) 18%, transparent);
  max-height: min(88vh, 640px);
  display: flex;
  flex-direction: column;
  transform: translateY(-100%);
  transition: transform 0.32s cubic-bezier(.22, 1, .36, 1);
}
.sg-ai-search-overlay.is-open .sg-ai-search-overlay__panel {
  transform: translateY(0);
}
.sg-ai-search-overlay__bar {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  padding: 0.85rem 1rem;
  border-bottom: 1px solid var(--sg-border, rgba(0,0,0,.08));
}
.sg-ai-search-overlay__bar-icon {
  width: 1.1rem;
  height: 1.1rem;
  opacity: 0.45;
  background: currentColor;
  mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2'%3E%3Ccircle cx='11' cy='11' r='7'/%3E%3Cpath d='M20 20l-3-3'/%3E%3C/svg%3E") center/contain no-repeat;
  -webkit-mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2'%3E%3Ccircle cx='11' cy='11' r='7'/%3E%3Cpath d='M20 20l-3-3'/%3E%3C/svg%3E") center/contain no-repeat;
}
.sg-ai-search-overlay__input {
  flex: 1;
  border: 0;
  background: transparent;
  font: inherit;
  font-size: 1.05rem;
  color: var(--sg-ink);
  outline: none;
}
.sg-ai-search-overlay__close {
  width: 2.25rem;
  height: 2.25rem;
  border: 0;
  border-radius: 50%;
  background: color-mix(in srgb, var(--sg-surface, #f5f5f5) 80%, transparent);
  cursor: pointer;
  position: relative;
}
.sg-ai-search-overlay__close span::before,
.sg-ai-search-overlay__close span::after {
  content: "";
  position: absolute;
  width: 12px;
  height: 1.5px;
  background: var(--sg-ink);
  top: 50%;
  left: 50%;
}
.sg-ai-search-overlay__close span { display: block; width: 100%; height: 100%; position: relative; }
.sg-ai-search-overlay__close span::before { transform: translate(-50%, -50%) rotate(45deg); }
.sg-ai-search-overlay__close span::after { transform: translate(-50%, -50%) rotate(-45deg); }
.sg-ai-search-overlay__body {
  overflow-y: auto;
  padding: 0.75rem 1rem 1.25rem;
}
.sg-ai-search-overlay__label {
  margin: 0.5rem 0 0.45rem;
  font-size: 0.6875rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--sg-muted);
  font-weight: 600;
}
.sg-ai-search-overlay__chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
}
.sg-ai-search-overlay__chip,
.sg-ai-search-overlay__recent-item {
  border: 1px solid color-mix(in srgb, var(--sg-border) 90%, transparent);
  background: color-mix(in srgb, var(--sg-surface) 70%, transparent);
  color: var(--sg-ink);
  border-radius: 999px;
  padding: 0.45rem 0.8rem;
  font: inherit;
  font-size: 0.8125rem;
  cursor: pointer;
}
.sg-ai-search-overlay__recent {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}
.sg-ai-search-overlay__recent-item {
  border-radius: 10px;
  text-align: left;
  width: 100%;
}
.sg-ai-search-overlay__list {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
}
.sg-ai-search-overlay__item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.55rem 0.35rem;
  border-radius: 12px;
  text-decoration: none;
  color: var(--sg-ink);
  transition: background 0.2s ease;
}
.sg-ai-search-overlay__item:hover {
  background: color-mix(in srgb, var(--sg-accent) 8%, transparent);
}
.sg-ai-search-overlay__thumb {
  width: 48px;
  height: 48px;
  border-radius: 10px;
  object-fit: cover;
  flex-shrink: 0;
}
.sg-ai-search-overlay__thumb--empty {
  display: block;
  background: color-mix(in srgb, var(--sg-border) 60%, transparent);
}
.sg-ai-search-overlay__item-body {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
}
.sg-ai-search-overlay__item-name {
  font-weight: 600;
  font-size: 0.9rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.sg-ai-search-overlay__item-meta {
  font-size: 0.75rem;
  color: var(--sg-muted);
}
.sg-ai-search-overlay__item-price {
  font-weight: 600;
  font-size: 0.875rem;
  color: var(--sg-accent);
  flex-shrink: 0;
}
.sg-ai-search-overlay__empty {
  margin: 1rem 0;
  text-align: center;
  color: var(--sg-muted);
  font-size: 0.9rem;
}
.sg-ai-search-overlay__view-all {
  display: inline-block;
  margin-top: 0.75rem;
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--sg-accent);
  text-decoration: none;
}