:root {
  --cream: #fbf5ed;
  --cream-soft: #fffaf3;
  --ivory: #fffdf8;
  --coffee: #231811;
  --coffee-soft: #5f5148;
  --champagne: #b7925e;
  --champagne-deep: #9a7748;
  --pearl-pink: #ead0d9;
  --pearl-lavender: #ded2ea;
  --line: rgba(72, 49, 32, 0.12);
  --shadow: 0 18px 44px rgba(58, 38, 25, 0.08);
  --serif: "Noto Serif SC", "Songti SC", STSong, SimSun, serif;
  --sans: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", Arial, sans-serif;
  --en: "Cormorant Garamond", "Playfair Display", Georgia, serif;
}
*,
*::before,
*::after {
  box-sizing: border-box;
}
html {
  scroll-behavior: smooth;
}
body {
  margin: 0;
  min-width: 320px;
  background: var(--cream);
  color: var(--coffee);
  font-family: var(--sans);
  -webkit-font-smoothing: antialiased;
}
body.nav-open,
body.modal-open {
  overflow: hidden;
}
img {
  display: block;
  max-width: 100%;
}
a {
  color: inherit;
  text-decoration: none;
}
button {
  cursor: pointer;
  color: inherit;
  font: inherit;
}
.container {
  width: min(1180px, calc(100% - 72px));
  margin: 0 auto;
}
.section {
  padding: 112px 0;
}
.eyebrow {
  margin: 0 0 18px;
  color: var(--champagne);
  font-family: var(--en);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.28em;
  text-transform: uppercase;
}
.site-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 30;
  padding: 22px 0;
  background: rgba(251, 245, 237, 0.86);
  border-bottom: 1px solid rgba(72, 49, 32, 0.08);
  color: var(--coffee);
  backdrop-filter: blur(16px);
  transition: padding 0.28s ease, box-shadow 0.28s ease, background 0.28s ease;
}
.site-header.is-scrolled {
  padding: 14px 0;
  background: rgba(255, 253, 248, 0.9);
  box-shadow: 0 10px 32px rgba(58, 38, 25, 0.05);
}
.nav {
  display: flex;
  align-items: center;
  gap: 34px;
}
.brand {
  display: inline-flex;
  flex-direction: column;
  gap: 4px;
  white-space: nowrap;
}
.brand-cn {
  font-family: var(--serif);
  font-size: 25px;
  font-weight: 500;
  letter-spacing: 0.22em;
  line-height: 1;
}
.brand small {
  color: var(--champagne);
  font-family: var(--en);
  font-size: 10px;
  letter-spacing: 0.28em;
}
.nav-links {
  display: flex;
  align-items: center;
  gap: 30px;
  margin-left: auto;
  color: rgba(35, 24, 17, 0.78);
  font-size: 14px;
  letter-spacing: 0.08em;
}
.nav-links a {
  position: relative;
  padding: 8px 0;
}
.nav-links a::after {
  position: absolute;
  right: 0;
  bottom: 2px;
  left: 0;
  height: 1px;
  content: "";
  background: var(--champagne);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 0.25s ease;
}
.nav-links a:hover::after {
  transform: scaleX(1);
  transform-origin: left;
}
.nav-action {
  padding: 12px 24px;
  border: 1px solid rgba(183, 146, 94, 0.55);
  border-radius: 999px;
  color: var(--coffee);
  font-size: 13px;
  letter-spacing: 0.08em;
  transition: background 0.25s ease, color 0.25s ease, border-color 0.25s ease;
}
.nav-action:hover {
  border-color: var(--champagne);
  background: var(--champagne);
  color: var(--ivory);
}
.menu-toggle {
  display: none;
  margin-left: auto;
  padding: 8px 0 8px 12px;
  border: 0;
  background: transparent;
}
.menu-toggle span {
  display: block;
  width: 28px;
  height: 1px;
  margin: 8px 0;
  background: currentColor;
  transition: transform 0.25s ease;
}
.button,
.product-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 28px;
  border: 1px solid transparent;
  border-radius: 999px;
  font-size: 14px;
  letter-spacing: 0.08em;
  transition: transform 0.25s ease, background 0.25s ease, color 0.25s ease, border-color 0.25s ease;
}
.button:hover,
.product-cta:hover {
  transform: translateY(-2px);
}
.button-primary,
.product-cta {
  background: var(--champagne);
  color: var(--ivory);
}
.button-primary:hover,
.product-cta:hover {
  background: var(--champagne-deep);
}
.button-ghost {
  border-color: rgba(35, 24, 17, 0.22);
  background: rgba(255, 253, 248, 0.52);
  color: var(--coffee);
}
.button-ghost:hover {
  border-color: var(--champagne);
  background: rgba(183, 146, 94, 0.1);
}
.button-ghost-dark {
  border-color: rgba(35, 24, 17, 0.22);
  color: var(--coffee);
}
.button-secondary {
  background: var(--coffee);
  color: var(--ivory);
}
.button-secondary:hover {
  background: #3a2a20;
}
.hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  align-items: center;
  overflow: hidden;
  background:
    radial-gradient(circle at 22% 70%, rgba(234, 208, 217, 0.42), transparent 26%),
    linear-gradient(90deg, rgba(251, 245, 237, 0.98) 0%, rgba(251, 245, 237, 0.9) 39%, rgba(251, 245, 237, 0.35) 63%, rgba(251, 245, 237, 0.08) 100%),
    var(--cream);
}
.hero-media {
  position: absolute;
  inset: 0;
  z-index: 0;
}
.hero-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center right;
  transform: scale(1.05);
  will-change: transform;
}
.hero-content {
  position: relative;
  z-index: 1;
  padding-top: 90px;
}
.hero h1 {
  max-width: 630px;
  margin: 0 0 24px;
  font-family: var(--serif);
  font-size: clamp(46px, 5.6vw, 78px);
  font-weight: 500;
  letter-spacing: 0.06em;
  line-height: 1.22;
}
.hero-copy {
  max-width: 500px;
  margin: 0 0 38px;
  color: var(--coffee-soft);
  font-size: 17px;
  letter-spacing: 0.04em;
  line-height: 2;
}
.hero-actions,
.appointment-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
}
.section-heading {
  max-width: 720px;
  margin: 0 auto 54px;
  text-align: center;
}
.section-heading h2,
.maison-copy h2,
.appointment-panel h2 {
  margin: 0 0 18px;
  font-family: var(--serif);
  font-size: clamp(34px, 4.3vw, 56px);
  font-weight: 500;
  letter-spacing: 0.08em;
  line-height: 1.28;
}
.section-heading p:last-child,
.maison-copy p,
.appointment-panel > p {
  margin: 0;
  color: var(--coffee-soft);
  font-size: 15px;
  letter-spacing: 0.04em;
  line-height: 2;
}
.design {
  background:
    radial-gradient(circle at 10% 18%, rgba(222, 210, 234, 0.34), transparent 28%),
    linear-gradient(180deg, var(--cream) 0%, #fffaf3 100%);
}
.design-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 28px;
}
.design-card {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: rgba(255, 253, 248, 0.82);
  box-shadow: var(--shadow);
}
.design-card-feature {
  display: grid;
  grid-column: 1 / -1;
  grid-template-columns: minmax(0, 1.06fr) minmax(360px, 0.94fr);
}
.design-image {
  overflow: hidden;
  background: var(--cream-soft);
}
.design-image img {
  width: 100%;
  height: 100%;
  min-height: 420px;
  object-fit: cover;
  transition: transform 0.55s ease;
}
.design-card:not(.design-card-feature) .design-image img {
  aspect-ratio: 4 / 3;
  min-height: auto;
}
.design-card:hover .design-image img {
  transform: scale(1.025);
}
.design-copy {
  display: flex;
  flex-direction: column;
  padding: 34px;
}
.design-card-feature .design-copy {
  justify-content: center;
  padding: 56px;
}
.design-copy h3 {
  margin: 0 0 14px;
  font-family: var(--serif);
  font-size: clamp(30px, 3.4vw, 48px);
  font-weight: 500;
  letter-spacing: 0.1em;
}
.design-copy > p:not(.eyebrow) {
  margin: 0 0 22px;
  color: var(--coffee-soft);
  font-size: 15px;
  line-height: 2;
}
.design-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 24px;
}
.design-tags span {
  padding: 7px 12px;
  border: 1px solid rgba(183, 146, 94, 0.22);
  border-radius: 999px;
  background: rgba(251, 245, 237, 0.72);
  color: var(--coffee-soft);
  font-size: 12px;
  line-height: 1;
}
.design-fit {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: -8px 0 24px;
}
.design-fit span {
  padding: 6px 10px;
  border-radius: 999px;
  background: rgba(234, 208, 217, 0.36);
  color: rgba(35, 24, 17, 0.72);
  font-size: 12px;
  line-height: 1;
}
.design-meta {
  display: grid;
  gap: 14px;
  margin: 0 0 28px;
}
.design-meta div {
  padding-top: 14px;
  border-top: 1px solid var(--line);
}
.design-meta dt {
  margin-bottom: 6px;
  color: var(--champagne);
  font-size: 12px;
  letter-spacing: 0.12em;
}
.design-meta dd {
  margin: 0;
  color: var(--coffee);
  font-size: 14px;
  line-height: 1.8;
}
.design-copy .button,
.design-copy .product-cta {
  margin-top: auto;
}
.design-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: auto;
}
.design-actions .button,
.design-actions .product-cta {
  margin-top: 0;
}
.design-actions .product-cta {
  flex: 1 1 160px;
}
.design-link {
  flex: 1 1 160px;
  padding: 13px 20px;
  border: 1px solid rgba(183, 146, 94, 0.42);
  border-radius: 999px;
  background: rgba(255, 253, 248, 0.62);
  color: var(--coffee);
  font-size: 13px;
  letter-spacing: 0.1em;
  text-align: center;
}
.design-link:hover {
  border-color: var(--champagne);
  background: var(--champagne);
  color: #fff;
  transform: translateY(-1px);
}
.brand-line {
  padding: 68px 0;
  background:
    radial-gradient(circle at 50% 0%, rgba(234, 208, 217, 0.3), transparent 34%),
    var(--ivory);
  text-align: center;
}
.brand-line p {
  max-width: 760px;
  margin: 0 auto;
  color: var(--coffee);
  font-family: var(--serif);
  font-size: clamp(24px, 3.1vw, 40px);
  font-weight: 500;
  letter-spacing: 0.1em;
  line-height: 1.8;
}
.collection-toolbar {
  display: flex;
  justify-content: center;
  gap: 28px;
  margin-bottom: 46px;
}
.filter {
  position: relative;
  padding: 0 0 10px;
  border: 0;
  background: transparent;
  color: rgba(35, 24, 17, 0.62);
  font-size: 14px;
  letter-spacing: 0.08em;
}
.filter::after {
  position: absolute;
  right: 0;
  bottom: 0;
  left: 0;
  height: 1px;
  content: "";
  background: var(--champagne);
  transform: scaleX(0);
  transition: transform 0.22s ease;
}
.filter.active {
  color: var(--coffee);
}
.filter.active::after {
  transform: scaleX(1);
}
.product-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 28px;
}
.product-grid.has-single-result {
  grid-template-columns: minmax(0, 420px);
  justify-content: center;
}
.product-card {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: rgba(255, 253, 248, 0.82);
  box-shadow: var(--shadow);
  transition: opacity 0.35s ease, transform 0.35s ease;
}
.product-card.is-hidden {
  display: none;
}
.product-media {
  position: relative;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  background: var(--cream-soft);
}
.product-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.55s ease;
}
.product-card:hover .product-media img {
  transform: scale(1.035);
}
.favorite {
  position: absolute;
  top: 16px;
  right: 16px;
  display: grid;
  width: 38px;
  height: 38px;
  place-items: center;
  border: 1px solid rgba(183, 146, 94, 0.25);
  border-radius: 50%;
  background: rgba(255, 253, 248, 0.76);
}
.favorite span::before,
.favorite span::after {
  position: absolute;
  top: 18px;
  left: 11px;
  width: 16px;
  height: 1px;
  content: "";
  background: var(--champagne);
}
.favorite span::after {
  transform: rotate(90deg);
}
.favorite.is-saved span::after {
  opacity: 0;
}
.product-info {
  padding: 26px;
}
.product-info > p:first-child {
  margin: 0 0 10px;
  color: var(--champagne);
  font-family: var(--en);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.18em;
}
.product-info h3 {
  margin: 0 0 10px;
  font-family: var(--serif);
  font-size: 25px;
  font-weight: 500;
  letter-spacing: 0.06em;
}
.pearl-profile {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
  margin: 0 0 16px;
}
.pearl-profile span {
  padding: 6px 9px;
  border: 1px solid rgba(183, 146, 94, 0.2);
  border-radius: 999px;
  background: rgba(251, 245, 237, 0.72);
  color: rgba(35, 24, 17, 0.7);
  font-size: 11px;
  line-height: 1;
}
.product-desc {
  margin: 0 0 18px;
  color: var(--coffee-soft);
  font-size: 14px;
  line-height: 1.8;
}
.product-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 18px;
}
.product-tags span {
  padding: 7px 10px;
  border: 1px solid rgba(183, 146, 94, 0.22);
  border-radius: 999px;
  background: rgba(234, 208, 217, 0.14);
  color: var(--coffee-soft);
  font-size: 12px;
  line-height: 1;
}
.product-price {
  margin: 0 0 20px;
  color: var(--coffee);
  font-size: 13px;
  line-height: 1.8;
}
.product-cta {
  width: 100%;
}
.craft {
  background: linear-gradient(180deg, #fffaf3 0%, var(--cream) 100%);
}
.guide-more {
  width: fit-content;
  margin-top: auto;
  padding: 11px 18px;
  border: 1px solid rgba(183, 146, 94, 0.42);
  border-radius: 999px;
  background: rgba(255, 253, 248, 0.72);
  color: var(--coffee);
  font-size: 13px;
  letter-spacing: 0.08em;
}
.guide-more:hover {
  border-color: var(--champagne);
  background: var(--champagne);
  color: #fff;
  transform: translateY(-1px);
}
.maison {
  background: var(--cream);
}
.maison-grid {
  display: grid;
  grid-template-columns: 1fr 0.85fr;
  align-items: center;
  gap: 74px;
}
.maison-image {
  overflow: hidden;
  border-radius: 16px;
}
.maison-image img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}
.maison-copy p {
  margin-bottom: 20px;
}
.maison-values {
  display: grid;
  gap: 12px;
  margin: 30px 0;
}
.maison-values div {
  display: grid;
  grid-template-columns: 42px 1fr;
  gap: 2px 16px;
  padding: 18px 20px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: rgba(255, 253, 248, 0.64);
}
.maison-values span {
  grid-row: span 2;
  color: var(--champagne);
  font-family: var(--en);
  font-size: 18px;
  line-height: 1.4;
}
.maison-values strong {
  color: var(--coffee);
  font-family: var(--serif);
  font-size: 18px;
  font-weight: 500;
}
.maison-values p {
  margin: 0;
  color: var(--coffee-soft);
  font-size: 13px;
  line-height: 1.8;
}
.appointment {
  padding-top: 0;
}
.appointment-layout {
  display: grid;
  grid-template-columns: 1.05fr 1fr;
  gap: 24px;
  align-items: stretch;
}
.appointment-image {
  overflow: hidden;
  border-radius: 18px;
  min-height: 380px;
  background: var(--cream);
}
.appointment-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.appointment-panel {
  padding: 56px 48px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background:
    radial-gradient(circle at 88% 15%, rgba(222, 210, 234, 0.48), transparent 24%),
    radial-gradient(circle at 8% 88%, rgba(234, 208, 217, 0.46), transparent 28%),
    var(--ivory);
  text-align: left;
}
.appointment-panel > p {
  max-width: 100%;
  margin: 0 0 30px;
}
.appointment-actions {
  justify-content: flex-start;
}
.contact-modal {
  position: fixed;
  inset: 0;
  z-index: 80;
  display: grid;
  place-items: center;
  padding: 28px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s ease;
}
.contact-modal.is-open {
  opacity: 1;
  pointer-events: auto;
}
.contact-modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(35, 24, 17, 0.58);
  backdrop-filter: blur(10px);
}
.contact-dialog {
  position: relative;
  width: min(440px, 100%);
  max-height: min(420px, calc(100vh - 32px));
  overflow: auto;
  padding: 24px 28px;
  border-radius: 18px;
  background: var(--ivory);
  box-shadow: 0 34px 80px rgba(35, 24, 17, 0.24);
}
.contact-close {
  position: absolute;
  top: 12px;
  right: 12px;
  display: grid;
  width: 36px;
  height: 36px;
  place-items: center;
  border: 1px solid var(--line);
  border-radius: 50%;
  background: rgba(255, 253, 248, 0.82);
  color: var(--coffee);
  font-size: 20px;
  line-height: 1;
}
.contact-dialog h2 {
  margin: 0 0 10px;
  font-family: var(--serif);
  font-size: clamp(26px, 4vw, 36px);
  font-weight: 500;
}
.contact-dialog > p:not(.eyebrow):not(.contact-disclaimer) {
  margin: 0 0 18px;
  color: var(--coffee-soft);
  font-size: 13px;
  line-height: 1.8;
}
.contact-dialog-grid {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 20px;
  align-items: start;
}
.qr-image {
  padding: 6px;
  border: 1px solid rgba(183, 146, 94, 0.24);
  border-radius: 10px;
  background: #fff;
  width: 130px;
  height: 180px;
  overflow: hidden;
}
.qr-image img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.contact-details {
  display: grid;
  gap: 6px;
}
.contact-details span {
  color: var(--champagne);
  font-size: 12px;
  letter-spacing: 0.12em;
}
.contact-details strong {
  margin-bottom: 8px;
  color: var(--coffee);
  font-size: 16px;
  font-weight: 500;
  line-height: 1.5;
}
.contact-details .button {
  width: fit-content;
  min-height: 40px;
  font-size: 13px;
}
.contact-script {
  margin-top: 14px;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: rgba(251, 245, 237, 0.68);
}
.contact-script strong {
  display: block;
  margin-bottom: 6px;
  color: var(--coffee);
  font-family: var(--serif);
  font-size: 15px;
  font-weight: 500;
}
.contact-script p {
  margin: 0 0 10px;
  color: var(--coffee-soft);
  font-size: 12px;
  line-height: 1.7;
}
.contact-script div {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.contact-script span {
  padding: 7px 10px;
  border-radius: 999px;
  background: rgba(255, 253, 248, 0.88);
  color: rgba(35, 24, 17, 0.72);
  font-size: 12px;
}
.contact-disclaimer {
  margin: 18px 0 0;
  padding-top: 16px;
  border-top: 1px solid var(--line);
  color: var(--coffee-soft);
  font-size: 12px;
  line-height: 1.8;
}
.guide-modal {
  position: fixed;
  inset: 0;
  z-index: 78;
  display: grid;
  place-items: center;
  padding: 28px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s ease;
}
.guide-modal.is-open {
  opacity: 1;
  pointer-events: auto;
}
.guide-modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(35, 24, 17, 0.54);
  backdrop-filter: blur(10px);
}
.guide-dialog {
  position: relative;
  display: grid;
  width: min(940px, 100%);
  max-height: min(820px, calc(100vh - 56px));
  grid-template-columns: 0.92fr 1.08fr;
  overflow: auto;
  border-radius: 18px;
  background: var(--ivory);
  box-shadow: 0 34px 80px rgba(35, 24, 17, 0.24);
}
.guide-close {
  position: absolute;
  top: 18px;
  right: 18px;
  z-index: 2;
  display: grid;
  width: 40px;
  height: 40px;
  place-items: center;
  border: 1px solid var(--line);
  border-radius: 50%;
  background: rgba(255, 253, 248, 0.86);
  color: var(--coffee);
  font-size: 24px;
  line-height: 1;
}
.guide-dialog-image {
  min-height: 520px;
  background: var(--cream);
}
.guide-dialog-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.guide-dialog-copy {
  padding: 56px 56px 52px;
}
.guide-dialog-copy h2 {
  margin: 0 0 16px;
  font-family: var(--serif);
  font-size: clamp(34px, 4vw, 52px);
  font-weight: 500;
}
.guide-dialog-copy > p:not(.eyebrow):not(.guide-note) {
  margin: 0 0 24px;
  color: var(--coffee-soft);
  font-size: 15px;
  line-height: 2;
}
.guide-points {
  display: grid;
  gap: 12px;
  margin: 0;
  padding: 0;
  list-style: none;
}
.guide-points li {
  padding: 14px 16px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: rgba(251, 245, 237, 0.62);
  color: var(--coffee-soft);
  font-size: 14px;
  line-height: 1.8;
}
.guide-points li::before {
  content: "";
  display: inline-block;
  width: 6px;
  height: 6px;
  margin: 0 10px 2px 0;
  border-radius: 50%;
  background: var(--champagne);
}
.guide-note {
  margin: 24px 0 0;
  padding-top: 18px;
  border-top: 1px solid var(--line);
  color: var(--coffee-soft);
  font-size: 13px;
  line-height: 1.9;
}
.footer {
  padding: 70px 0 28px;
  background: var(--coffee);
  color: rgba(255, 253, 248, 0.72);
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.8fr 1fr;
  gap: 56px;
}
.footer-brand .brand-cn {
  color: var(--ivory);
}
.footer h3 {
  margin: 0 0 18px;
  color: var(--ivory);
  font-family: var(--serif);
  font-size: 20px;
  font-weight: 500;
}
.footer p,
.footer a {
  display: block;
  margin: 0 0 10px;
  font-size: 14px;
  line-height: 1.8;
}
.footer-bottom {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  margin-top: 46px;
  padding-top: 22px;
  border-top: 1px solid rgba(255, 253, 248, 0.12);
  color: rgba(255, 253, 248, 0.5);
  font-size: 12px;
}
.reveal {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}
@media (max-width: 1040px) {
  .container {
    width: min(100% - 48px, 900px);
  }
  .nav-links {
    gap: 18px;
  }
  .product-grid,
  .design-grid,
  .maison-grid,
  .footer-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .design-card-feature {
    grid-template-columns: 1fr;
  }
  .design-card-feature .design-copy {
    padding: 40px 34px;
  }
  .appointment-panel {
    padding: 40px 30px;
    text-align: center;
  }
  .appointment-actions {
    justify-content: center;
  }
  .appointment-layout {
    grid-template-columns: 1fr;
  }
  .appointment-image {
    min-height: 260px;
  }
  .guide-dialog {
    grid-template-columns: 1fr;
  }
  .guide-dialog-image {
    min-height: 340px;
  }
}
@media (max-width: 820px) {
  .section {
    padding: 76px 0;
  }
  .site-header {
    padding: 16px 0;
  }
  .menu-toggle {
    position: relative;
    z-index: 2;
    display: block;
  }
  .menu-toggle[aria-expanded="true"] span:first-child {
    transform: translateY(4.5px) rotate(45deg);
  }
  .menu-toggle[aria-expanded="true"] span:last-child {
    transform: translateY(-4.5px) rotate(-45deg);
  }
  .nav-links {
    position: fixed;
    inset: 0;
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 30px;
    margin: 0;
    background: rgba(255, 253, 248, 0.96);
    color: var(--coffee);
    font-size: 18px;
    opacity: 0;
    pointer-events: none;
    transform: translateY(-10px);
    transition: opacity 0.25s ease, transform 0.25s ease;
  }
  .nav-links.is-open {
    opacity: 1;
    pointer-events: auto;
    transform: translateY(0);
  }
  .nav-action {
    display: none;
  }
  .hero {
    min-height: 720px;
    align-items: flex-end;
    background:
      linear-gradient(0deg, rgba(251, 245, 237, 0.98) 0%, rgba(251, 245, 237, 0.82) 48%, rgba(251, 245, 237, 0.18) 100%),
      var(--cream);
  }
  .hero-media img {
    object-position: 64% center;
  }
  .hero-content {
    padding-top: 0;
    padding-bottom: 64px;
  }
  .hero h1 {
    font-size: clamp(38px, 10vw, 52px);
  }
  .product-grid,
  .design-grid,
  .design-card-feature,
  .maison-grid,
  .guide-dialog,
  .contact-dialog-grid,
  .footer-grid {
    grid-template-columns: 1fr;
  }
  .footer-bottom {
    flex-direction: column;
  }
}
@media (max-width: 580px) {
  .container {
    width: calc(100% - 34px);
  }
  .hero {
    min-height: 690px;
  }
  .hero-copy {
    font-size: 15px;
  }
  .hero-actions,
  .appointment-actions {
    flex-direction: column;
  }
  .button,
  .product-cta {
    width: 100%;
  }
  .collection-toolbar {
    justify-content: flex-start;
    gap: 22px;
    overflow-x: auto;
    padding-bottom: 4px;
    white-space: nowrap;
  }
  .product-info {
    padding: 22px;
  }
  .design-copy,
  .design-card-feature .design-copy {
    padding: 24px;
  }
  .design-image img {
    min-height: auto;
    aspect-ratio: 4 / 3;
  }
  .guide-card {
    min-height: auto;
  }
  .appointment-panel,
  .contact-dialog,
  .guide-dialog-copy {
    padding: 34px 22px;
  }
  .contact-modal,
  .guide-modal {
    padding: 18px;
  }
  .guide-dialog-image {
    min-height: 240px;
  }
}
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
  }
}
/* =============================================================
   v7 Upgrade: hero-tag, atelier, craft-story, gallery
   ============================================================= */
.hero-tag {
  position: relative;
  margin: 0 0 22px;
  padding-left: 38px;
  color: var(--coffee-soft);
  font-family: var(--serif);
  font-size: clamp(20px, 2.4vw, 26px);
  font-style: italic;
  font-weight: 400;
  letter-spacing: 0.06em;
  line-height: 1.4;
  max-width: 480px;
}
.hero-tag::before {
  content: "";
  position: absolute;
  left: 0;
  top: 18px;
  width: 22px;
  height: 1px;
  background: var(--champagne);
}
.atelier {
  background: linear-gradient(180deg, var(--cream) 0%, var(--ivory) 100%);
}
.atelier-feature {
  display: grid;
  grid-template-columns: 1.05fr 1fr;
  gap: 76px;
  align-items: center;
}
.atelier-image {
  position: relative;
  overflow: hidden;
  border-radius: 16px;
  aspect-ratio: 4 / 5;
  background: var(--cream-soft);
}
.atelier-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.7s ease;
}
.atelier-feature:hover .atelier-image img {
  transform: scale(1.025);
}
.atelier-copy h2 {
  margin: 0 0 18px;
  font-family: var(--serif);
  font-size: clamp(34px, 4.4vw, 56px);
  font-weight: 500;
  letter-spacing: 0.06em;
  line-height: 1.18;
}
.atelier-copy > p {
  margin: 0 0 30px;
  color: var(--coffee-soft);
  font-size: 16px;
  line-height: 2;
}
.atelier-steps {
  list-style: none;
  margin: 0 0 32px;
  padding: 0;
}
.atelier-steps li {
  display: grid;
  grid-template-columns: 110px 1fr;
  align-items: baseline;
  gap: 24px;
  padding: 18px 0;
  border-top: 1px solid var(--line);
}
.atelier-steps li:last-child {
  border-bottom: 1px solid var(--line);
}
.atelier-steps strong {
  font-family: var(--serif);
  font-size: 22px;
  font-weight: 500;
  color: var(--coffee);
  letter-spacing: 0.08em;
}
.atelier-steps span {
  color: var(--coffee-soft);
  font-size: 14px;
  line-height: 1.8;
}
@media (max-width: 820px) {
  .atelier-feature {
    grid-template-columns: 1fr;
    gap: 36px;
  }
}
.craft-story {
  display: grid;
  gap: 96px;
}
.craft-feature {
  display: grid;
  grid-template-columns: 1.15fr 1fr;
  gap: 64px;
  align-items: center;
}
.craft-feature-reverse {
  grid-template-columns: 1fr 1.15fr;
}
.craft-image {
  overflow: hidden;
  border-radius: 14px;
  aspect-ratio: 16 / 10;
  background: var(--cream-soft);
}
.craft-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s ease;
}
.craft-feature:hover .craft-image img {
  transform: scale(1.025);
}
.craft-copy {
  display: flex;
  flex-direction: column;
}
.craft-num {
  display: block;
  margin-bottom: 14px;
  color: var(--champagne);
  font-family: var(--en);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.32em;
}
.craft-copy h3 {
  margin: 0 0 18px;
  font-family: var(--serif);
  font-size: clamp(40px, 5vw, 64px);
  font-weight: 500;
  letter-spacing: 0.06em;
  line-height: 1.1;
}
.craft-lead {
  margin: 0 0 16px;
  color: var(--coffee);
  font-family: var(--serif);
  font-size: clamp(18px, 2vw, 22px);
  line-height: 1.55;
}
.craft-detail {
  margin: 0 0 28px;
  color: var(--coffee-soft);
  font-size: 15px;
  line-height: 2;
}
@media (max-width: 820px) {
  .craft-story { gap: 60px; }
  .craft-feature,
  .craft-feature-reverse {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  .craft-feature-reverse .craft-image { order: -1; }
}
.gallery {
  background: var(--ivory);
}
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  grid-auto-rows: 280px;
  gap: 18px;
}
.gallery-card {
  position: relative;
  overflow: hidden;
  border-radius: 12px;
  background: var(--cream);
}
.gallery-card-tall {
  grid-row: span 2;
}
.gallery-card-wide {
  grid-column: span 2;
}
.gallery-image {
  position: absolute;
  inset: 0;
}
.gallery-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.7s ease;
}
.gallery-card:hover .gallery-image img {
  transform: scale(1.05);
}
.gallery-meta {
  position: absolute;
  left: 20px;
  bottom: 20px;
  display: flex;
  gap: 14px;
  align-items: baseline;
  padding: 10px 18px;
  background: rgba(255, 253, 248, 0.92);
  border-radius: 999px;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  max-width: calc(100% - 40px);
}
.gallery-meta h4 {
  margin: 0;
  font-family: var(--serif);
  font-size: 14px;
  font-weight: 500;
  letter-spacing: 0.06em;
}
.gallery-meta p {
  margin: 0;
  color: var(--coffee-soft);
  font-size: 12px;
}
@media (max-width: 820px) {
  .gallery-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .gallery-card-tall,
  .gallery-card-wide {
    grid-row: span 1;
    grid-column: span 1;
  }
}
@media (max-width: 580px) {
  .gallery-grid {
    grid-template-columns: 1fr;
  }
}
@media print {
  .site-header,
  .contact-modal,
  .guide-modal,
  .design-modal,
  .appointment,
  .favorite,
  .filter,
  .menu-toggle,
  .nav-action,
  .ai-assistant {
    display: none !important;
  }
  body { background: #fff; }
  .reveal { opacity: 1 !important; transform: none !important; }
}
.ai-assistant {
  position: fixed;
  bottom: 32px;
  right: 32px;
  z-index: 1000;
  font-family: var(--sans);
}
.ai-assistant-toggle {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--champagne) 0%, var(--champagne-deep) 100%);
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 8px 24px rgba(183, 146, 94, 0.3);
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}
.ai-assistant-toggle:hover {
  transform: scale(1.05);
  box-shadow: 0 12px 32px rgba(183, 146, 94, 0.4);
}
.ai-assistant-toggle::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
  transition: left 0.5s ease;
}
.ai-assistant-toggle:hover::before {
  left: 100%;
}
.ai-assistant-toggle svg {
  width: 28px;
  height: 28px;
  fill: white;
  transition: transform 0.3s ease;
}
.ai-assistant-toggle:hover svg {
  transform: scale(1.1);
}
.ai-assistant-badge {
  position: absolute;
  top: -2px;
  right: -2px;
  width: 20px;
  height: 20px;
  background: #ff6b6b;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 10px;
  color: white;
  font-weight: bold;
  animation: pulse 2s infinite;
}
@keyframes pulse {
  0% { transform: scale(1); }
  50% { transform: scale(1.1); }
  100% { transform: scale(1); }
}
.ai-chat-window {
  position: absolute;
  bottom: 80px;
  right: 0;
  width: 380px;
  max-height: 500px;
  background: var(--ivory);
  border-radius: 16px;
  box-shadow: 0 20px 60px rgba(58, 38, 25, 0.15);
  border: 1px solid var(--line);
  display: none;
  flex-direction: column;
  overflow: hidden;
  transform: translateY(20px) scale(0.95);
  opacity: 0;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}
.ai-chat-window.is-open {
  display: flex;
  transform: translateY(0) scale(1);
  opacity: 1;
}
.ai-chat-header {
  padding: 20px 24px;
  background: linear-gradient(135deg, var(--champagne) 0%, var(--champagne-deep) 100%);
  color: white;
  display: flex;
  align-items: center;
  gap: 12px;
}
.ai-chat-avatar {
  width: 40px;
  height: 40px;
  background: rgba(255, 255, 255, 0.2);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}
.ai-chat-avatar svg {
  width: 24px;
  height: 24px;
  fill: white;
}
.ai-chat-header-info h3 {
  margin: 0;
  font-size: 16px;
  font-weight: 600;
  font-family: var(--serif);
}
.ai-chat-header-info p {
  margin: 4px 0 0;
  font-size: 12px;
  opacity: 0.9;
}
.ai-chat-close {
  margin-left: auto;
  background: none;
  border: none;
  color: white;
  cursor: pointer;
  padding: 4px;
  border-radius: 4px;
  opacity: 0.8;
  transition: opacity 0.2s;
}
.ai-chat-close:hover {
  opacity: 1;
}
.ai-chat-messages {
  flex: 1;
  padding: 20px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 16px;
  max-height: 300px;
}
.ai-message {
  display: flex;
  gap: 10px;
  max-width: 85%;
}
.ai-message.user {
  align-self: flex-end;
  flex-direction: row-reverse;
}
.ai-message-avatar {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.ai-message.assistant .ai-message-avatar {
  background: linear-gradient(135deg, var(--champagne) 0%, var(--champagne-deep) 100%);
}
.ai-message.user .ai-message-avatar {
  background: var(--coffee);
}
.ai-message-avatar svg {
  width: 16px;
  height: 16px;
  fill: white;
}
.ai-message-content {
  padding: 12px 16px;
  border-radius: 16px;
  font-size: 14px;
  line-height: 1.5;
}
.ai-message.assistant .ai-message-content {
  background: var(--cream);
  color: var(--coffee);
  border-bottom-left-radius: 4px;
}
.ai-message.user .ai-message-content {
  background: var(--champagne);
  color: white;
  border-bottom-right-radius: 4px;
}
.ai-typing-indicator {
  display: flex;
  gap: 4px;
  padding: 12px 16px;
  background: var(--cream);
  border-radius: 16px;
  border-bottom-left-radius: 4px;
  width: fit-content;
}
.ai-typing-dot {
  width: 8px;
  height: 8px;
  background: var(--champagne);
  border-radius: 50%;
  animation: typing 1.4s infinite ease-in-out;
}
.ai-typing-dot:nth-child(2) {
  animation-delay: 0.2s;
}
.ai-typing-dot:nth-child(3) {
  animation-delay: 0.4s;
}
@keyframes typing {
  0%, 60%, 100% { transform: translateY(0); }
  30% { transform: translateY(-8px); }
}
.ai-chat-input {
  padding: 16px 20px;
  border-top: 1px solid var(--line);
  display: flex;
  gap: 12px;
  background: var(--cream-soft);
}
.ai-chat-input input {
  flex: 1;
  padding: 12px 16px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: white;
  font-family: var(--sans);
  font-size: 14px;
  color: var(--coffee);
  outline: none;
  transition: border-color 0.2s;
}
.ai-chat-input input:focus {
  border-color: var(--champagne);
}
.ai-chat-input input::placeholder {
  color: var(--coffee-soft);
  opacity: 0.6;
}
.ai-chat-send {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: var(--champagne);
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.2s;
}
.ai-chat-send:hover {
  background: var(--champagne-deep);
}
.ai-chat-send:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}
.ai-chat-send svg {
  width: 20px;
  height: 20px;
  fill: white;
}
.ai-quick-questions {
  padding: 12px 20px;
  background: var(--cream-soft);
  border-top: 1px solid var(--line);
}
.ai-quick-questions p {
  margin: 0 0 8px;
  font-size: 12px;
  color: var(--coffee-soft);
}
.ai-quick-questions-list {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}
.ai-quick-question {
  padding: 6px 12px;
  background: white;
  border: 1px solid var(--line);
  border-radius: 20px;
  font-size: 12px;
  color: var(--coffee);
  cursor: pointer;
  transition: all 0.2s;
}
.ai-quick-question:hover {
  background: var(--champagne);
  color: white;
  border-color: var(--champagne);
}
@media (max-width: 480px) {
  .ai-assistant {
    bottom: 20px;
    right: 20px;
  }
  
  .ai-assistant-toggle {
    width: 56px;
    height: 56px;
  }
  
  .ai-assistant-toggle svg {
    width: 24px;
    height: 24px;
  }
  
  .ai-chat-window {
    width: calc(100vw - 40px);
    right: -10px;
    max-height: 400px;
  }
  
  .ai-chat-messages {
    max-height: 250px;
  }
}