/* ============================================
   AOKI ATELIER — style.css
   ============================================ */

/* --- CSS Variables --- */
:root {
  /* Base */
  --black: #0a0a0a;
  --near-black: #111111;
  --dark-gray: #1a1a1a;
  --charcoal: #2a2a2a;

  /* Text */
  --white: #f0ede8;
  --light-gray: #b8b4ad;
  --mid-gray: #807a73;
  --muted: #4a4640;

  /* Accent */
  --gold: #c8a96e;
  --gold-light: #d4bc8a;
  --gold-dim: #8a7a55;

  /* Functional */
  --bg-primary: var(--black);
  --bg-secondary: var(--near-black);
  --bg-card: var(--dark-gray);
  --border: rgba(200, 169, 110, 0.12);
  --border-hover: rgba(200, 169, 110, 0.3);

  /* Typography */
  --font-display: 'DM Serif Display', serif;
  --font-body: 'Montserrat', sans-serif;
  --font-jp: 'Noto Sans JP', sans-serif;
}

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

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

body {
  font-family: var(--font-body);
  font-weight: 300;
  font-size: 1rem;
  line-height: 1.9;
  color: var(--white);
  background: var(--bg-primary);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

img {
  display: block;
  max-width: 100%;
  height: auto;
}

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

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
  color: inherit;
}

ul, ol {
  list-style: none;
}

/* --- Typography --- */
.page-hero__title,
.about-designer__heading,
.about-process__title,
.about-atelier__title,
.bespoke-flow__title,
.bespoke-works__title,
.featured-section__title,
.contact-info__heading,
.contact-access__heading {
  line-height: 1.3;
}

.label {
  font-family: var(--font-body);
  font-weight: 400;
  font-size: 0.65rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--mid-gray);
}

.label--gold {
  color: var(--gold);
}

.text-jp {
  font-family: var(--font-jp);
  font-weight: 300;
  font-size: 0.85rem;
  line-height: 1.8;
  color: var(--light-gray);
}

/* --- Utility --- */

/* ============================================
   HEADER
   ============================================ */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 100;
  padding: 28px 48px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: background 0.5s ease, padding 0.3s ease, border-color 0.5s ease;
  border-bottom: 1px solid transparent;
}

.site-header.scrolled {
  background: rgba(10, 10, 10, 0.92);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  padding: 18px 48px;
  border-bottom-color: var(--border);
}

.header-logo {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: 1rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--white);
  transition: opacity 0.3s ease;
}

.header-logo:hover {
  opacity: 0.7;
}

.header-nav {
  display: flex;
  align-items: center;
  gap: 36px;
}

.header-nav__link {
  font-family: var(--font-body);
  font-weight: 400;
  font-size: 0.65rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--light-gray);
  position: relative;
  padding-bottom: 2px;
  transition: color 0.3s ease;
}

.header-nav__link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--gold);
  transition: width 0.3s ease;
}

.header-nav__link:hover {
  color: var(--white);
}

.header-nav__link:hover::after {
  width: 100%;
}

.header-nav__link.active {
  color: var(--white);
}

.header-nav__link.active::after {
  width: 100%;
}

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  width: 32px;
  height: 32px;
  gap: 7px;
  cursor: pointer;
  z-index: 200;
  position: relative;
}

.hamburger__line {
  display: block;
  width: 24px;
  height: 1px;
  background: var(--white);
  transition: transform 0.4s ease, opacity 0.3s ease;
  transform-origin: center;
}

.hamburger.active .hamburger__line:nth-child(1) {
  transform: translateY(8px) rotate(45deg);
}

.hamburger.active .hamburger__line:nth-child(2) {
  opacity: 0;
}

.hamburger.active .hamburger__line:nth-child(3) {
  transform: translateY(-8px) rotate(-45deg);
}

/* Mobile Nav Overlay */
.mobile-nav {
  position: fixed;
  inset: 0;
  z-index: 150;
  background: var(--bg-primary);
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 40px;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.5s ease, visibility 0.5s ease;
}

.mobile-nav.active {
  opacity: 1;
  visibility: visible;
}

.mobile-nav__link {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(1.5rem, 4vw, 2.2rem);
  letter-spacing: 0.15em;
  color: var(--white);
  transition: color 0.3s ease;
}

.mobile-nav__link:hover {
  color: var(--gold);
}

/* ============================================
   CTA BUTTON COMPONENT
   ============================================ */
.cta-btn {
  display: inline-block;
  font-family: var(--font-body);
  font-weight: 400;
  font-size: 0.65rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--white);
  border: 1px solid rgba(240, 237, 232, 0.3);
  padding: 14px 44px;
  background: transparent;
  transition: background 0.4s ease, color 0.4s ease, border-color 0.4s ease;
  cursor: pointer;
}

.cta-btn:hover {
  background: var(--white);
  color: var(--black);
  border-color: var(--white);
}

/* ============================================
   TEXT LINK COMPONENT (Arrow)
   ============================================ */
.text-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-body);
  font-weight: 400;
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--light-gray);
  transition: color 0.3s ease;
}

.text-link__arrow {
  display: inline-block;
  transition: transform 0.3s ease;
  font-size: 0.8rem;
}

.text-link:hover {
  color: var(--white);
}

.text-link:hover .text-link__arrow {
  transform: translateX(8px);
}

/* ============================================
   HERO — index.html
   ============================================ */
.hero {
  position: relative;
  width: 100%;
  height: 100vh;
  min-height: 600px;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero-video-wrap {
  position: absolute;
  inset: 0;
  z-index: 1;
}

.hero-video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(80%);
  opacity: 0.55;
}

.hero-poster {
  display: none;
  position: absolute;
  inset: 0;
  z-index: 1;
  background-size: cover;
  background-position: center;
  filter: grayscale(80%);
  opacity: 0.55;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  z-index: 2;
  background: linear-gradient(
    to bottom,
    rgba(10, 10, 10, 0.3) 0%,
    rgba(10, 10, 10, 0.1) 40%,
    rgba(10, 10, 10, 0.4) 100%
  );
}

.hero-content {
  position: relative;
  z-index: 3;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0;
}

.hero-content__pre-label {
  font-family: var(--font-body);
  font-weight: 400;
  font-size: 0.55rem;
  letter-spacing: 0.5em;
  text-transform: uppercase;
  color: var(--mid-gray);
  margin-bottom: 32px;
}

.hero-content__title {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--white);
  line-height: 1.2;
}

.hero-content__divider {
  width: 1px;
  height: 28px;
  background: var(--mid-gray);
  margin: 24px 0;
  transform-origin: top;
}

.hero-content__tagline {
  font-family: var(--font-display);
  font-weight: 400;
  font-style: italic;
  font-size: clamp(0.85rem, 1.5vw, 1.05rem);
  letter-spacing: 0.08em;
  color: var(--light-gray);
  margin-bottom: 40px;
}

.hero-content__cta {
  margin-bottom: 0;
}

.hero-scroll-indicator {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 3;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
}

.hero-scroll-indicator__line {
  width: 1px;
  height: 40px;
  background: var(--mid-gray);
  animation: scrollPulse 2s ease-in-out infinite;
}

@keyframes scrollPulse {
  0%, 100% { opacity: 0.3; transform: scaleY(1); }
  50% { opacity: 1; transform: scaleY(1.2); }
}

.hero-scroll-indicator__text {
  font-family: var(--font-body);
  font-weight: 300;
  font-size: 0.55rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--mid-gray);
}

/* ============================================
   MARQUEE
   ============================================ */
.marquee-section {
  padding: 20px 0;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  overflow: hidden;
  background: var(--bg-primary);
}

.marquee-track {
  display: flex;
  gap: 48px;
  animation: marquee 25s linear infinite;
  white-space: nowrap;
  width: max-content;
}

.marquee-track span {
  font-family: var(--font-body);
  font-weight: 300;
  font-size: 0.7rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--mid-gray);
  flex-shrink: 0;
}

.marquee-separator {
  color: var(--gold-dim);
}

@keyframes marquee {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

/* ============================================
   PHILOSOPHY
   ============================================ */
.philosophy {
  padding: 160px 48px;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  background: var(--bg-primary);
}

.philosophy__label {
  margin-bottom: 48px;
}

.philosophy__body {
  max-width: 720px;
}

.philosophy__text-en {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(1.3rem, 2.5vw, 1.8rem);
  line-height: 2.2;
  color: var(--white);
  margin-bottom: 32px;
}

.philosophy__text-en em {
  font-style: italic;
  font-weight: 400;
}

.philosophy__text-jp {
  margin-top: 24px;
}

/* ============================================
   COLLECTION PREVIEW
   ============================================ */
.collection-preview {
  padding: 120px 48px 80px;
  background: var(--bg-primary);
}

.collection-preview__header {
  text-align: center;
  margin-bottom: 64px;
}

.collection-preview-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  grid-template-rows: auto auto;
  gap: 2px;
  max-width: 1200px;
  margin: 0 auto;
}

.collection-preview-item {
  position: relative;
  overflow: hidden;
  cursor: pointer;
  opacity: 0;
  transform: translateY(80px);
}

.collection-preview-item:nth-child(1) {
  grid-column: 1;
  grid-row: 1 / 3;
}

.collection-preview-item:nth-child(2) {
  grid-column: 2;
  grid-row: 1;
}

.collection-preview-item:nth-child(3) {
  grid-column: 2;
  grid-row: 2;
}

.collection-preview-item__image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  aspect-ratio: 4 / 5;
  filter: grayscale(100%);
  transition: filter 0.8s ease, transform 0.8s ease;
}

.collection-preview-item:hover .collection-preview-item__image {
  filter: grayscale(0%);
  transform: scale(1.04);
}

.collection-preview-item__overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 32px;
  background: linear-gradient(transparent, rgba(10, 10, 10, 0.7));
  opacity: 0;
  transition: opacity 0.5s ease;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.collection-preview-item:hover .collection-preview-item__overlay {
  opacity: 1;
}

.collection-preview-item__category {
  font-family: var(--font-body);
  font-weight: 400;
  font-size: 0.6rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--gold);
}

.collection-preview-item__name {
  font-family: var(--font-display);
  font-size: 1.2rem;
  color: var(--white);
}

.collection-preview-item__material {
  font-family: var(--font-body);
  font-weight: 300;
  font-size: 0.75rem;
  color: var(--light-gray);
}

.collection-preview__cta {
  text-align: center;
  margin-top: 64px;
}

/* ============================================
   ATELIER GLIMPSE
   ============================================ */
.atelier-glimpse {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  min-height: 80vh;
  background: var(--bg-secondary);
}

.atelier-glimpse__image-wrap {
  position: relative;
  overflow: hidden;
}

.atelier-glimpse__image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(60%);
  transition: filter 0.8s ease;
}

.atelier-glimpse__image-wrap:hover .atelier-glimpse__image {
  filter: grayscale(30%);
}

.atelier-glimpse__text {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 80px 64px;
  background: var(--bg-secondary);
}

.atelier-glimpse__label {
  margin-bottom: 32px;
}

.atelier-glimpse__heading {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(1.5rem, 3vw, 2.2rem);
  line-height: 1.4;
  color: var(--white);
  margin-bottom: 24px;
}

.atelier-glimpse__desc {
  margin-bottom: 40px;
}

/* ============================================
   BESPOKE CTA
   ============================================ */
.bespoke-cta {
  position: relative;
  height: 60vh;
  min-height: 400px;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

.bespoke-cta__image-wrap {
  position: absolute;
  inset: 0;
}

.bespoke-cta__image {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.bespoke-cta__overlay {
  position: absolute;
  inset: 0;
  background: rgba(10, 10, 10, 0.55);
  z-index: 1;
}

.bespoke-cta__content {
  position: relative;
  z-index: 2;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
}

.bespoke-cta__label {
  color: var(--gold);
}

.bespoke-cta__heading {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(1.5rem, 3vw, 2.4rem);
  color: var(--white);
  line-height: 1.4;
}

.bespoke-cta__desc-jp {
  margin-bottom: 8px;
}

.bespoke-cta__btn {
  margin-top: 16px;
}

/* ============================================
   FOOTER
   ============================================ */
.site-footer {
  border-top: 1px solid var(--border);
  padding: 64px 48px;
  background: var(--bg-primary);
}

.footer-inner {
  max-width: 1400px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
}

.footer-brand__name {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: 1rem;
  letter-spacing: 0.2em;
  color: var(--white);
  margin-bottom: 8px;
}

.footer-brand__tagline {
  font-family: var(--font-body);
  font-weight: 300;
  font-style: italic;
  font-size: 0.65rem;
  color: var(--mid-gray);
}

.footer-links {
  display: flex;
  gap: 32px;
  margin-bottom: 24px;
}

.footer-links__item {
  font-family: var(--font-body);
  font-weight: 400;
  font-size: 0.65rem;
  letter-spacing: 0.1em;
  color: var(--mid-gray);
  transition: color 0.3s ease;
}

.footer-links__item:hover {
  color: var(--white);
}

.footer-right {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 24px;
}

.footer-copyright {
  font-family: var(--font-body);
  font-weight: 300;
  font-size: 0.6rem;
  color: var(--muted);
}

/* ============================================
   COLLECTIONS PAGE — HERO (Cinematic)
   ============================================ */
.page-hero {
  position: relative;
  background: var(--bg-primary);
}

.page-hero__bar {
  height: 48px;
  background: var(--black);
  position: relative;
  z-index: 2;
}

.page-hero__image-wrap {
  position: relative;
  height: 40vh;
  min-height: 280px;
  overflow: hidden;
}

.page-hero__image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(100%);
}

.page-hero__overlay {
  position: absolute;
  inset: 0;
  background: rgba(10, 10, 10, 0.45);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 12px;
}

.page-hero__title {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(2rem, 4vw, 3rem);
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--white);
}

.page-hero__subtitle {
  font-family: var(--font-body);
  font-weight: 300;
  font-style: italic;
  font-size: 0.85rem;
  color: var(--light-gray);
  letter-spacing: 0.05em;
}

/* ============================================
   COLLECTIONS — FILTER TABS
   ============================================ */
.filter-section {
  background: var(--bg-primary);
}

.filter-tabs {
  display: flex;
  justify-content: center;
  gap: 36px;
  padding: 48px 0;
}

.filter-tab {
  font-family: var(--font-body);
  font-weight: 400;
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--mid-gray);
  background: none;
  border: none;
  padding: 0 0 4px 0;
  cursor: pointer;
  position: relative;
  transition: color 0.3s ease;
}

.filter-tab::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--gold);
  transition: width 0.3s ease;
}

.filter-tab.active,
.filter-tab:hover {
  color: var(--white);
}

.filter-tab.active::after {
  width: 100%;
}

/* ============================================
   COLLECTIONS — PRODUCTS GRID
   ============================================ */
.products-section {
  padding: 0 2px 120px;
  background: var(--bg-primary);
}

.products-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2px;
  max-width: 1400px;
  margin: 0 auto;
}

.product-card {
  position: relative;
  overflow: hidden;
  cursor: pointer;
}

.product-card:nth-child(3n+2) {
  margin-top: 48px;
}

.product-card__image-wrap {
  position: relative;
  overflow: hidden;
  aspect-ratio: 4 / 5;
}

.product-card__image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(100%);
  transition: filter 0.8s ease, transform 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.product-card:hover .product-card__image {
  filter: grayscale(0%);
  transform: scale(1.03);
}

.product-card__overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 24px;
  background: linear-gradient(transparent, rgba(10, 10, 10, 0.75));
  opacity: 0;
  transition: opacity 0.5s ease;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.product-card:hover .product-card__overlay {
  opacity: 1;
}

.product-card__name {
  font-family: var(--font-body);
  font-weight: 400;
  font-size: 0.75rem;
  letter-spacing: 0.05em;
  color: var(--white);
}

.product-card__material {
  font-family: var(--font-body);
  font-weight: 300;
  font-size: 0.65rem;
  color: var(--light-gray);
}

.product-card__price {
  font-family: var(--font-display);
  font-size: 0.9rem;
  color: var(--gold);
  margin-top: 4px;
}

/* ============================================
   COLLECTIONS — FEATURED (Horizontal Scroll)
   ============================================ */
.featured-section {
  position: relative;
  overflow: hidden;
  background: var(--bg-secondary);
  padding: 120px 0;
}

.featured-section__header {
  text-align: center;
  margin-bottom: 64px;
  padding: 0 48px;
}

.featured-section__title {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(1.8rem, 3.5vw, 2.8rem);
  letter-spacing: 0.15em;
  color: var(--white);
  margin-top: 16px;
}

.featured-track {
  display: flex;
  gap: 32px;
  padding: 0 48px;
  will-change: transform;
}

.featured-card {
  flex-shrink: 0;
  width: min(450px, 45vw);
}

.featured-card__image-wrap {
  position: relative;
  overflow: hidden;
  aspect-ratio: 3 / 4;
  margin-bottom: 20px;
}

.featured-card__image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(100%);
  transition: filter 0.8s ease, transform 0.6s ease;
}

.featured-card:hover .featured-card__image {
  filter: grayscale(0%);
  transform: scale(1.02);
}

.featured-card__info {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.featured-card__name {
  font-family: var(--font-display);
  font-size: 1.1rem;
  color: var(--white);
}

.featured-card__type {
  font-family: var(--font-body);
  font-weight: 300;
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  color: var(--mid-gray);
  text-transform: uppercase;
}

/* ============================================
   COLLECTIONS — BESPOKE CTA (Variant)
   ============================================ */
.bespoke-cta--alt .bespoke-cta__heading {
  font-size: clamp(1.3rem, 2.5vw, 2rem);
}

/* ============================================
   PICTURE ELEMENT BASE
   ============================================ */
picture {
  display: block;
  width: 100%;
  height: 100%;
}

/* ============================================
   PLACEHOLDER IMAGES (Map etc.)
   ============================================ */
.placeholder-img {
  width: 100%;
  height: 100%;
  background: var(--dark-gray);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-body);
  font-weight: 300;
  font-size: 0.65rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--muted);
  aspect-ratio: 4 / 5;
}

/* ============================================
   ABOUT — DESIGNER [C]
   ============================================ */
.about-designer {
  display: grid;
  grid-template-columns: 1fr 1fr;
  min-height: 80vh;
  background: var(--bg-secondary);
}

.about-designer__image-wrap {
  position: relative;
  overflow: hidden;
}

.about-designer__image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(60%);
  transition: filter 0.8s ease;
}

.about-designer__image-wrap:hover .about-designer__image {
  filter: grayscale(20%);
}

.about-designer__text {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 80px 64px;
}

.about-designer__label {
  margin-bottom: 32px;
}

.about-designer__heading {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(1.8rem, 3.5vw, 2.8rem);
  letter-spacing: 0.1em;
  color: var(--white);
  margin-bottom: 32px;
}

.about-designer__bio {
  font-family: var(--font-body);
  font-weight: 300;
  font-size: 0.9rem;
  line-height: 2;
  color: var(--light-gray);
  margin-bottom: 16px;
}

.about-designer__bio em {
  font-style: italic;
  color: var(--white);
}

.about-designer__bio-jp {
  margin-top: 16px;
}

.about-reveal {
  opacity: 0;
  transform: translateX(60px);
}

/* ============================================
   ABOUT — PROCESS (Vertical Timeline)
   ============================================ */
.about-process {
  padding: 160px 48px;
  background: var(--bg-primary);
}

.about-process__header {
  text-align: center;
  margin-bottom: 100px;
}

.about-process__title {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(1.8rem, 3.5vw, 2.8rem);
  letter-spacing: 0.15em;
  color: var(--white);
  margin-top: 16px;
}

.about-process__steps {
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 120px;
}

.process-step {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}

.process-step--reverse {
  direction: rtl;
}

.process-step--reverse > * {
  direction: ltr;
}

.process-step__image-wrap {
  position: relative;
  overflow: hidden;
}

.process-step__image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(100%);
  transition: filter 0.8s ease;
}

.process-step:hover .process-step__image {
  filter: grayscale(40%);
}

.process-step__number {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 5vw, 4rem);
  color: var(--gold-dim);
  line-height: 1;
  display: block;
  margin-bottom: 16px;
}

.process-step__name {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(1.2rem, 2vw, 1.6rem);
  color: var(--white);
  margin-bottom: 16px;
}

.process-step__desc {
  font-family: var(--font-body);
  font-weight: 300;
  font-size: 0.9rem;
  line-height: 2;
  color: var(--light-gray);
  margin-bottom: 12px;
}

.process-step__desc-jp {
  font-size: 0.8rem;
}

/* ============================================
   ABOUT — MATERIALS [G]
   ============================================ */
.about-materials {
  position: relative;
  padding: 160px 48px;
  background: var(--bg-secondary);
  overflow: hidden;
}

.about-materials__content {
  max-width: 680px;
  margin: 0 auto;
  text-align: center;
  position: relative;
  z-index: 2;
}

.about-materials__heading {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(1.5rem, 3vw, 2.4rem);
  line-height: 1.4;
  color: var(--white);
  margin-top: 48px;
  margin-bottom: 32px;
}

.about-materials__text {
  font-family: var(--font-body);
  font-weight: 300;
  font-size: 0.9rem;
  line-height: 2;
  color: var(--light-gray);
  margin-bottom: 24px;
}

.about-materials__text-jp {
  margin-top: 8px;
}

.about-materials__floating {
  position: absolute;
  right: -5%;
  top: 50%;
  transform: translateY(-50%);
  width: 28%;
  max-width: 320px;
  opacity: 0.35;
  z-index: 1;
  pointer-events: none;
}

.about-materials__image {
  width: 100%;
  height: auto;
  filter: grayscale(100%);
}

/* ============================================
   ABOUT — ATELIER INFO
   ============================================ */
.about-atelier {
  padding: 120px 48px;
  background: var(--bg-primary);
}

.about-atelier__header {
  text-align: center;
  margin-bottom: 64px;
}

.about-atelier__title {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(1.5rem, 3vw, 2.4rem);
  color: var(--white);
  margin-top: 16px;
}

.about-atelier__gallery {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 2px;
  max-width: 1200px;
  margin: 0 auto 64px;
}

.about-atelier__photo {
  overflow: hidden;
}

.about-atelier__image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(100%);
  transition: filter 0.8s ease, transform 0.6s ease;
}

.about-atelier__photo:hover .about-atelier__image {
  filter: grayscale(0%);
  transform: scale(1.03);
}

.about-atelier__info {
  text-align: center;
}

.about-atelier__address {
  font-family: var(--font-body);
  font-weight: 300;
  font-size: 0.85rem;
  line-height: 2;
  color: var(--light-gray);
  margin-bottom: 16px;
}

.about-atelier__address-jp {
  margin-bottom: 32px;
}

/* ============================================
   BESPOKE — FLOW (Horizontal Steps)
   ============================================ */
.bespoke-flow {
  padding: 160px 48px;
  background: var(--bg-primary);
}

.bespoke-flow__header {
  text-align: center;
  margin-bottom: 100px;
}

.bespoke-flow__title {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(1.8rem, 3.5vw, 2.8rem);
  letter-spacing: 0.15em;
  color: var(--white);
  margin-top: 16px;
  margin-bottom: 16px;
}

.bespoke-flow__subtitle {
  font-size: 0.8rem;
}

.bespoke-flow__steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 48px;
  max-width: 1200px;
  margin: 0 auto;
}

.bespoke-step {
  padding: 0;
  border-top: 1px solid var(--border);
  padding-top: 40px;
  opacity: 0;
  transform: translateY(60px);
}

.bespoke-step__number {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3.2rem);
  color: var(--gold-dim);
  line-height: 1;
  display: block;
  margin-bottom: 24px;
}

.bespoke-step__name {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: 1.1rem;
  color: var(--white);
  margin-bottom: 16px;
}

.bespoke-step__desc {
  font-family: var(--font-body);
  font-weight: 300;
  font-size: 0.85rem;
  line-height: 1.9;
  color: var(--light-gray);
  margin-bottom: 12px;
}

.bespoke-step__desc-jp {
  font-size: 0.75rem;
}

/* ============================================
   BESPOKE — PAST WORKS [E]
   ============================================ */
.bespoke-works {
  padding: 120px 48px;
  background: var(--bg-secondary);
}

.bespoke-works__header {
  text-align: center;
  margin-bottom: 64px;
}

.bespoke-works__title {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(1.8rem, 3.5vw, 2.8rem);
  letter-spacing: 0.15em;
  color: var(--white);
  margin-top: 16px;
}

.bespoke-works__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2px;
  max-width: 1200px;
  margin: 0 auto;
}

.bespoke-works__item {
  position: relative;
  overflow: hidden;
  cursor: pointer;
}

.bespoke-works__item:nth-child(2),
.bespoke-works__item:nth-child(5) {
  margin-top: 48px;
}

.bespoke-works__image-wrap {
  position: relative;
  overflow: hidden;
}

.bespoke-works__image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(100%);
  transition: filter 0.8s ease, transform 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.bespoke-works__item:hover .bespoke-works__image {
  filter: grayscale(0%);
  transform: scale(1.03);
}

.bespoke-works__overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 24px;
  background: linear-gradient(transparent, rgba(10, 10, 10, 0.75));
  opacity: 0;
  transition: opacity 0.5s ease;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.bespoke-works__item:hover .bespoke-works__overlay {
  opacity: 1;
}

.bespoke-works__name {
  font-family: var(--font-body);
  font-weight: 400;
  font-size: 0.75rem;
  letter-spacing: 0.05em;
  color: var(--white);
}

.bespoke-works__material {
  font-family: var(--font-body);
  font-weight: 300;
  font-size: 0.65rem;
  color: var(--light-gray);
}

/* ============================================
   CONTACT — PAGE HERO COMPACT
   ============================================ */
.page-hero--compact .page-hero__image-wrap {
  height: 30vh;
  min-height: 220px;
}

/* ============================================
   CONTACT — FORM SECTION
   ============================================ */
.contact-section {
  padding: 120px 48px;
  background: var(--bg-primary);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  max-width: 1100px;
  margin: 0 auto;
}

.contact-info__label {
  margin-bottom: 32px;
}

.contact-info__heading {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(1.8rem, 3.5vw, 2.8rem);
  color: var(--white);
  margin-bottom: 24px;
}

.contact-info__desc {
  font-family: var(--font-body);
  font-weight: 300;
  font-size: 0.9rem;
  line-height: 2;
  color: var(--light-gray);
  margin-bottom: 12px;
}

.contact-info__desc-jp {
  margin-bottom: 40px;
}

.contact-details {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.contact-details__item {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.contact-details__label {
  font-family: var(--font-body);
  font-weight: 400;
  font-size: 0.6rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--gold-dim);
}

.contact-details__value {
  font-family: var(--font-body);
  font-weight: 300;
  font-size: 0.85rem;
  color: var(--light-gray);
}

/* ============================================
   CONTACT — FORM ELEMENTS
   ============================================ */
.contact-form {
  display: flex;
  flex-direction: column;
  gap: 32px;
}

.contact-form__field {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.contact-form__label {
  font-family: var(--font-body);
  font-weight: 400;
  font-size: 0.6rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--mid-gray);
}

.contact-form__input {
  font-family: var(--font-body);
  font-weight: 300;
  font-size: 0.9rem;
  color: var(--white);
  background: transparent;
  border: none;
  border-bottom: 1px solid var(--border);
  padding: 12px 0;
  outline: none;
  transition: border-color 0.3s ease;
  -webkit-appearance: none;
  border-radius: 0;
}

.contact-form__input:focus {
  border-color: var(--gold);
}

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

.contact-form__select {
  cursor: pointer;
  color: var(--light-gray);
}

.contact-form__select option {
  background: var(--dark-gray);
  color: var(--white);
}

.contact-form__textarea {
  resize: vertical;
  min-height: 100px;
  line-height: 1.8;
}

.contact-form__submit {
  align-self: flex-start;
  margin-top: 8px;
}

/* ============================================
   CONTACT — ATELIER ACCESS
   ============================================ */
.contact-access {
  padding: 120px 48px;
  background: var(--bg-secondary);
}

.contact-access__inner {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 64px;
  max-width: 1100px;
  margin: 0 auto;
  align-items: center;
}

.contact-access__heading {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(1.5rem, 2.5vw, 2rem);
  color: var(--white);
  margin-top: 16px;
  margin-bottom: 24px;
}

.contact-access__address {
  font-family: var(--font-body);
  font-weight: 300;
  font-size: 0.85rem;
  line-height: 2;
  color: var(--light-gray);
  margin-bottom: 12px;
}

.contact-access__address-jp {
  margin-bottom: 20px;
}

.contact-access__note {
  font-family: var(--font-body);
  font-weight: 300;
  font-size: 0.75rem;
  color: var(--mid-gray);
  margin-top: 12px;
}

.contact-access__map-frame {
  overflow: hidden;
  border: 1px solid var(--border);
}

.contact-access__map-frame .placeholder-img {
  filter: grayscale(100%);
}

/* ============================================
   REVEAL ANIMATION BASE
   ============================================ */
.reveal {
  opacity: 0;
  transform: translateY(60px);
}

.atelier-reveal {
  opacity: 0;
  transform: translateX(60px);
}

/* ============================================
   RESPONSIVE — 1024px
   ============================================ */
@media (max-width: 1024px) {
  .site-header {
    padding: 24px 32px;
  }

  .site-header.scrolled {
    padding: 16px 32px;
  }

  .philosophy {
    padding: 120px 32px;
  }

  .collection-preview {
    padding: 100px 32px 60px;
  }

  .atelier-glimpse__text {
    padding: 60px 40px;
  }

  .site-footer {
    padding: 48px 32px;
  }

  .featured-card {
    width: min(380px, 50vw);
  }

  /* About */
  .about-designer__text {
    padding: 60px 40px;
  }

  .about-process {
    padding: 120px 32px;
  }

  .about-process__steps {
    gap: 80px;
  }

  .process-step {
    gap: 40px;
  }

  .about-materials {
    padding: 120px 32px;
  }

  .about-atelier {
    padding: 100px 32px;
  }

  /* Bespoke */
  .bespoke-flow {
    padding: 120px 32px;
  }

  .bespoke-flow__steps {
    gap: 32px;
  }

  .bespoke-works {
    padding: 100px 32px;
  }

  /* Contact */
  .contact-section {
    padding: 100px 32px;
  }

  .contact-grid {
    gap: 48px;
  }

  .contact-access {
    padding: 100px 32px;
  }

  .contact-access__inner {
    gap: 40px;
  }
}

/* ============================================
   RESPONSIVE — 768px
   ============================================ */
@media (max-width: 768px) {
  /* Header */
  .header-nav {
    display: none;
  }

  .hamburger {
    display: flex;
  }

  .site-header {
    padding: 20px 24px;
  }

  .site-header.scrolled {
    padding: 16px 24px;
  }

  /* Hero */
  .hero-video-wrap {
    display: none;
  }

  .hero-poster {
    display: block;
    background-image: url('../images/hero/hero-poster.jpg');
  }

  .hero-content__pre-label {
    font-size: 0.5rem;
  }

  .hero-content__title {
    letter-spacing: 0.2em;
  }

  .hero-scroll-indicator {
    bottom: 24px;
  }

  /* Marquee */
  .marquee-track {
    gap: 32px;
  }

  /* Philosophy */
  .philosophy {
    padding: 100px 24px;
  }

  .philosophy__text-en {
    font-size: clamp(1.1rem, 4vw, 1.4rem);
    line-height: 2;
  }

  /* Collection Preview */
  .collection-preview {
    padding: 80px 24px 60px;
  }

  .collection-preview-grid {
    grid-template-columns: 1fr;
    gap: 2px;
  }

  .collection-preview-item:nth-child(1) {
    grid-column: 1;
    grid-row: auto;
  }

  .collection-preview-item:nth-child(2) {
    grid-column: 1;
    grid-row: auto;
  }

  .collection-preview-item:nth-child(3) {
    grid-column: 1;
    grid-row: auto;
  }

  /* Atelier Glimpse */
  .atelier-glimpse {
    grid-template-columns: 1fr;
    min-height: auto;
  }

  .atelier-glimpse__image-wrap {
    height: 50vh;
  }

  .atelier-glimpse__text {
    padding: 48px 24px;
  }

  /* Bespoke CTA */
  .bespoke-cta {
    height: 50vh;
  }

  .bespoke-cta__content {
    padding: 0 24px;
  }

  /* Footer */
  .footer-inner {
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 32px;
  }

  .footer-right {
    align-items: center;
  }

  .footer-links {
    flex-wrap: wrap;
    justify-content: center;
    gap: 20px;
  }

  /* Collections Page */
  .filter-tabs {
    gap: 20px;
    padding: 36px 16px;
    flex-wrap: wrap;
  }

  .products-grid {
    grid-template-columns: 1fr 1fr;
  }

  .product-card:nth-child(3n+2) {
    margin-top: 0;
  }

  /* Featured — disable pin, use native scroll */
  .featured-section {
    padding: 80px 0;
  }

  .featured-track {
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    -webkit-overflow-scrolling: touch;
    padding: 0 24px;
    gap: 16px;
  }

  .featured-card {
    width: 75vw;
    scroll-snap-align: start;
  }

  /* Page Hero */
  .page-hero__bar {
    height: 32px;
  }

  .page-hero__image-wrap {
    height: 30vh;
  }

  /* About — Designer */
  .about-designer {
    grid-template-columns: 1fr;
    min-height: auto;
  }

  .about-designer__image-wrap {
    height: 60vh;
  }

  .about-designer__text {
    padding: 48px 24px;
  }

  /* About — Process */
  .about-process {
    padding: 80px 24px;
  }

  .about-process__steps {
    gap: 64px;
  }

  .process-step,
  .process-step--reverse {
    grid-template-columns: 1fr;
    gap: 32px;
    direction: ltr;
  }

  .process-step__image-wrap {
    max-width: 70%;
  }

  .process-step--reverse .process-step__image-wrap {
    margin-left: auto;
  }

  /* About — Materials */
  .about-materials {
    padding: 80px 24px;
  }

  .about-materials__floating {
    display: none;
  }

  /* About — Atelier */
  .about-atelier {
    padding: 80px 24px;
  }

  .about-atelier__gallery {
    grid-template-columns: 1fr;
    gap: 2px;
  }

  /* Bespoke — Flow */
  .bespoke-flow {
    padding: 80px 24px;
  }

  .bespoke-flow__steps {
    grid-template-columns: 1fr 1fr;
    gap: 40px;
  }

  /* Bespoke — Works */
  .bespoke-works {
    padding: 80px 24px;
  }

  .bespoke-works__grid {
    grid-template-columns: 1fr 1fr;
  }

  .bespoke-works__item:nth-child(2),
  .bespoke-works__item:nth-child(5) {
    margin-top: 0;
  }

  /* Contact — Form */
  .contact-section {
    padding: 80px 24px;
  }

  .contact-grid {
    grid-template-columns: 1fr;
    gap: 48px;
  }

  /* Contact — Access */
  .contact-access {
    padding: 80px 24px;
  }

  .contact-access__inner {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  /* Contact — Compact Hero */
  .page-hero--compact .page-hero__image-wrap {
    height: 25vh;
    min-height: 180px;
  }
}

/* ============================================
   REDUCED MOTION
   ============================================ */
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  .marquee-track {
    animation: none;
  }

  .hero-scroll-indicator__line {
    animation: none;
  }

  .loading-screen,
  .loading-brand,
  .loading-tagline,
  .loading-bar-fill {
    transition-duration: 0.01ms !important;
  }

  .reveal,
  .atelier-reveal,
  .about-reveal,
  .collection-preview-item,
  .bespoke-step {
    opacity: 1 !important;
    transform: none !important;
  }
}