/* ================================================================
   LIGHTING — Gallery white / museum object catalog
   CSS prefix: lum-
   ================================================================ */

/* ── Tokens ── */
:root {
  --lum-white: #ffffff;
  --lum-soft: #f3f3f1;
  --lum-ink: #0b0b0b;
  --lum-ink-60: rgba(11,11,11,0.6);
  --lum-ink-30: rgba(11,11,11,0.3);
  --lum-ink-10: rgba(11,11,11,0.08);
  --lum-brass: #a9874e;
  --lum-brass-light: rgba(169,135,78,0.18);
  --lum-hairline: 1px solid rgba(11,11,11,0.12);
  --lum-radius: 0px;
  --lum-speed: 340ms;
  --lum-ease: cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --lum-font-display: "Archivo", "Inter Tight", sans-serif;
  --lum-font-body: "Inter", sans-serif;
  --lum-header-h: 72px;
}

/* ── Reset ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--lum-font-body);
  background: var(--lum-white);
  color: var(--lum-ink);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }
button { background: none; border: none; cursor: pointer; font: inherit; color: inherit; }
ul { list-style: none; }
select { font: inherit; }
.lum-drawer-lock { overflow: hidden; }

/* ── Typography scales ── */
.lum-display {
  font-family: var(--lum-font-display);
  font-weight: 200;
  letter-spacing: -0.04em;
  line-height: 0.92;
}
.lum-caps {
  font-family: var(--lum-font-body);
  font-size: 0.65rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}
.lum-mono {
  font-family: "Archivo", monospace;
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--lum-ink-60);
}

/* ================================================================
   HEADER
   ================================================================ */
.lum-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--lum-header-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 40px;
  z-index: 900;
  background: transparent;
  transition: background var(--lum-speed) var(--lum-ease),
              height var(--lum-speed) var(--lum-ease),
              border-bottom var(--lum-speed) var(--lum-ease);
}
.lum-header--scrolled {
  background: rgba(255,255,255,0.97);
  border-bottom: var(--lum-hairline);
  height: 54px;
  backdrop-filter: blur(8px);
}
.lum-header__left {
  display: flex;
  align-items: center;
  gap: 36px;
}
.lum-header__center {
  position: absolute;
  left: 50%; transform: translateX(-50%);
}
.lum-header__right {
  display: flex;
  align-items: center;
  gap: 28px;
}
.lum-nav__link {
  font-family: var(--lum-font-body);
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--lum-ink);
  opacity: 0.7;
  transition: opacity 180ms;
}
.lum-nav__link:hover { opacity: 1; }
.lum-brandslot {
  font-family: var(--lum-font-display);
  font-size: 0.78rem;
  font-weight: 300;
  letter-spacing: 0.22em;
  text-transform: lowercase;
  color: var(--lum-ink);
}
.lum-header__cart-btn {
  display: flex;
  align-items: center;
  gap: 4px;
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  opacity: 0.7;
  transition: opacity 180ms;
  cursor: pointer;
}
.lum-header__cart-btn:hover { opacity: 1; }
.lum-cart-count { color: var(--lum-brass); }
.lum-nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 4px;
}
.lum-nav-toggle span {
  display: block;
  width: 22px; height: 1px;
  background: var(--lum-ink);
  transition: var(--lum-speed);
}

/* Search */
.lum-search-panel {
  position: fixed;
  top: var(--lum-header-h);
  left: 0; right: 0;
  background: var(--lum-white);
  border-bottom: var(--lum-hairline);
  padding: 24px 40px;
  z-index: 800;
  transform: translateY(-100%);
  opacity: 0;
  transition: transform var(--lum-speed) var(--lum-ease), opacity var(--lum-speed);
  pointer-events: none;
}
.lum-search--open {
  transform: translateY(0);
  opacity: 1;
  pointer-events: all;
}
.lum-search-input {
  width: 100%;
  border: none;
  border-bottom: var(--lum-hairline);
  padding: 8px 0;
  font-family: var(--lum-font-display);
  font-size: 1.4rem;
  font-weight: 200;
  background: transparent;
  outline: none;
  color: var(--lum-ink);
}
.lum-search-results { margin-top: 16px; }
.lum-search-result {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 10px 0;
  border-bottom: var(--lum-hairline);
  transition: opacity 180ms;
}
.lum-search-result:hover { opacity: 0.6; }
.lum-search-result__name { font-weight: 500; }
.lum-search-result__type { font-size: 0.72rem; letter-spacing: 0.1em; text-transform: uppercase; opacity: 0.5; }
.lum-search-result__price { margin-left: auto; font-size: 0.9rem; color: var(--lum-brass); }

/* ================================================================
   HERO
   ================================================================ */
.lum-hero {
  position: relative;
  min-height: 100vh;
  background: var(--lum-white);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}
.lum-hero__lamp-wrap {
  position: relative;
  display: flex;
  align-items: flex-end;
  justify-content: center;
}
.lum-hero__lamp {
  max-height: 70vh;
  max-width: min(440px, 60vw);
  object-fit: contain;
  will-change: transform;
  transition: transform 0.1s linear;
  filter: drop-shadow(0 60px 40px rgba(11,11,11,0.14));
}
.lum-hero__shadow {
  position: absolute;
  bottom: -24px;
  left: 50%; transform: translateX(-50%);
  width: 60%; height: 18px;
  background: radial-gradient(ellipse at 50% 100%, rgba(11,11,11,0.18) 0%, transparent 70%);
  pointer-events: none;
}
.lum-hero__headline {
  position: absolute;
  top: calc(var(--lum-header-h) + 48px);
  left: 48px;
  font-family: var(--lum-font-display);
  font-size: clamp(2.4rem, 6vw, 6rem);
  font-weight: 100;
  letter-spacing: -0.05em;
  line-height: 0.9;
  color: var(--lum-ink);
  opacity: 0.08;
  pointer-events: none;
  user-select: none;
}
.lum-hero__caption {
  position: absolute;
  bottom: 52px;
  left: 48px;
}
.lum-hero__caption span {
  display: block;
  font-family: var(--lum-font-body);
  font-size: 0.65rem;
  font-weight: 500;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--lum-ink-60);
  line-height: 1.8;
}
.lum-hero__caption strong { color: var(--lum-ink); font-weight: 500; }
.lum-hero__scroll {
  position: absolute;
  bottom: 52px;
  right: 48px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  font-size: 0.6rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--lum-ink-60);
}
.lum-hero__scroll-line {
  width: 1px; height: 48px;
  background: linear-gradient(to bottom, transparent, var(--lum-ink-30));
  animation: lum-scroll-pulse 2.4s ease-in-out infinite;
}
@keyframes lum-scroll-pulse {
  0%, 100% { opacity: 0.4; }
  50% { opacity: 1; }
}
@media (prefers-reduced-motion: reduce) {
  .lum-hero__scroll-line { animation: none; }
}

/* ================================================================
   INDEX SECTION
   ================================================================ */
.lum-index {
  padding: 120px 48px;
  max-width: 1400px;
  margin: 0 auto;
}
.lum-section-label {
  font-size: 0.62rem;
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--lum-ink-60);
  margin-bottom: 48px;
  display: flex;
  align-items: center;
  gap: 16px;
}
.lum-section-label::after {
  content: "";
  flex: 1;
  height: 1px;
  background: var(--lum-ink-10);
  max-width: 120px;
}
.lum-index__list { border-top: var(--lum-hairline); }
.lum-index__item {
  display: flex;
  align-items: baseline;
  gap: 24px;
  padding: 20px 0;
  border-bottom: var(--lum-hairline);
  cursor: pointer;
  transition: padding-left var(--lum-speed) var(--lum-ease);
  text-decoration: none;
  color: inherit;
}
.lum-index__item:hover { padding-left: 12px; }
.lum-index__num {
  font-family: var(--lum-font-display);
  font-size: 0.7rem;
  font-weight: 300;
  color: var(--lum-brass);
  width: 28px;
  flex-shrink: 0;
}
.lum-index__name {
  font-family: var(--lum-font-display);
  font-size: clamp(1.4rem, 3.5vw, 2.8rem);
  font-weight: 200;
  letter-spacing: -0.03em;
  flex: 1;
  line-height: 1;
}
.lum-index__type {
  font-size: 0.62rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--lum-ink-60);
}
.lum-index__price {
  font-size: 0.85rem;
  font-weight: 400;
  color: var(--lum-brass);
  min-width: 64px;
  text-align: right;
}
/* Floating preview */
#lum-index-preview {
  position: fixed;
  width: 180px;
  pointer-events: none;
  z-index: 700;
  opacity: 0;
  transform: scale(0.94);
  transition: opacity 200ms, transform 200ms;
}
.lum-index-preview--visible {
  opacity: 1 !important;
  transform: scale(1) !important;
}
#lum-index-preview img {
  width: 100%;
  aspect-ratio: 3/4;
  object-fit: cover;
  border: var(--lum-hairline);
}

/* ================================================================
   ROOMS — scroll-snap panels
   ================================================================ */
.lum-rooms {
  height: 400vh;
  position: relative;
}
.lum-rooms__sticky {
  position: sticky;
  top: 0;
  height: 100vh;
  overflow: hidden;
}
.lum-rooms__track {
  display: flex;
  height: 100%;
  transition: transform 0.6s var(--lum-ease);
}
.lum-room {
  min-width: 100vw;
  height: 100vh;
  position: relative;
  display: flex;
  align-items: flex-end;
  overflow: hidden;
}
.lum-room__bg {
  position: absolute;
  inset: 0;
  object-fit: cover;
  width: 100%; height: 100%;
  opacity: 0.82;
  transition: transform 0.8s var(--lum-ease);
}
.lum-room:hover .lum-room__bg { transform: scale(1.02); }
.lum-room__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(11,11,11,0.55) 0%, transparent 50%);
}
.lum-room__caption {
  position: relative;
  z-index: 2;
  padding: 0 60px 60px;
  color: white;
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  width: 100%;
}
.lum-room__caption-left {}
.lum-room__piece-name {
  font-family: var(--lum-font-display);
  font-size: clamp(2rem, 5vw, 4.5rem);
  font-weight: 100;
  letter-spacing: -0.04em;
  line-height: 0.9;
  color: white;
}
.lum-room__meta {
  font-size: 0.62rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.65);
  margin-top: 10px;
}
.lum-room__btn {
  font-size: 0.65rem;
  font-weight: 500;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: white;
  border: 1px solid rgba(255,255,255,0.4);
  padding: 12px 24px;
  transition: background 200ms, border-color 200ms;
}
.lum-room__btn:hover {
  background: rgba(255,255,255,0.12);
  border-color: rgba(255,255,255,0.8);
}
.lum-rooms__nav {
  position: fixed;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 8px;
  z-index: 20;
}
.lum-rooms__dot {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: rgba(255,255,255,0.4);
  cursor: pointer;
  transition: background 250ms, transform 250ms;
}
.lum-rooms__dot--active {
  background: white;
  transform: scale(1.4);
}

/* ================================================================
   COLLECTIONS
   ================================================================ */
.lum-collections {
  padding: 120px 48px;
}
.lum-collections__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2px;
  margin-top: 48px;
}
.lum-collection-card {
  position: relative;
  aspect-ratio: 3/4;
  overflow: hidden;
  cursor: pointer;
}
.lum-collection-card__img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform 0.7s var(--lum-ease);
}
.lum-collection-card:hover .lum-collection-card__img { transform: scale(1.04); }
.lum-collection-card__overlay {
  position: absolute;
  inset: 0;
  background: rgba(11,11,11,0);
  display: flex;
  align-items: flex-end;
  padding: 32px;
  transition: background 0.4s;
}
.lum-collection-card:hover .lum-collection-card__overlay {
  background: rgba(11,11,11,0.38);
}
.lum-collection-card__info {
  opacity: 0;
  transform: translateY(12px);
  transition: opacity 0.35s, transform 0.35s;
  color: white;
}
.lum-collection-card:hover .lum-collection-card__info {
  opacity: 1;
  transform: translateY(0);
}
.lum-collection-card__name {
  font-family: var(--lum-font-display);
  font-size: 1.8rem;
  font-weight: 200;
  letter-spacing: -0.03em;
}
.lum-collection-card__sub {
  font-size: 0.62rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.7);
  margin-top: 6px;
}

/* ================================================================
   MATERIALS STRIP
   ================================================================ */
.lum-materials {
  padding: 100px 48px;
  background: var(--lum-soft);
  border-top: var(--lum-hairline);
  border-bottom: var(--lum-hairline);
}
.lum-materials__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 48px;
  margin-top: 48px;
  max-width: 900px;
}
.lum-material-swatch {}
.lum-material-swatch__img {
  width: 100%;
  aspect-ratio: 4/3;
  object-fit: cover;
  filter: grayscale(0.3);
}
.lum-material-swatch__name {
  font-size: 0.62rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  margin-top: 14px;
}
.lum-material-swatch__desc {
  font-size: 0.82rem;
  color: var(--lum-ink-60);
  margin-top: 6px;
  line-height: 1.5;
}

/* ================================================================
   MANIFESTO QUOTE
   ================================================================ */
.lum-manifesto {
  padding: 160px 48px;
  display: flex;
  justify-content: center;
}
.lum-manifesto__inner {
  max-width: 680px;
  text-align: center;
}
.lum-manifesto__quote {
  font-family: var(--lum-font-display);
  font-size: clamp(1.5rem, 3.5vw, 2.6rem);
  font-weight: 200;
  letter-spacing: -0.03em;
  line-height: 1.22;
  color: var(--lum-ink);
}
.lum-manifesto__attr {
  font-size: 0.62rem;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--lum-brass);
  margin-top: 36px;
}

/* ================================================================
   FOOTER
   ================================================================ */
.lum-footer {
  border-top: var(--lum-hairline);
  padding: 28px 48px;
}
.lum-footer__row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
}
.lum-footer__brand .lum-brandslot {
  font-size: 0.72rem;
  letter-spacing: 0.2em;
}
.lum-footer__links {
  display: flex;
  align-items: center;
  gap: 24px;
}
.lum-footer__link {
  font-size: 0.65rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  opacity: 0.55;
  transition: opacity 180ms;
}
.lum-footer__link:hover { opacity: 1; }
.lum-footer__lang {
  display: flex;
  align-items: center;
  gap: 10px;
}
.lum-footer__lang-btn {
  font-size: 0.62rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  opacity: 0.4;
  cursor: pointer;
  transition: opacity 180ms, color 180ms;
}
.lum-footer__lang-btn:hover { opacity: 0.8; }
.lum-lang--active {
  opacity: 1 !important;
  color: var(--lum-brass);
}
.lum-footer__fine {
  font-size: 0.6rem;
  letter-spacing: 0.06em;
  color: var(--lum-ink-30);
}

/* ================================================================
   SHOP PAGE
   ================================================================ */
.lum-shop-header {
  padding: calc(var(--lum-header-h) + 72px) 48px 48px;
}
.lum-shop-title {
  font-family: var(--lum-font-display);
  font-size: clamp(3rem, 8vw, 8rem);
  font-weight: 100;
  letter-spacing: -0.05em;
  line-height: 0.88;
}
.lum-shop-sub {
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--lum-ink-60);
  margin-top: 20px;
}
.lum-shop-controls {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 48px 40px;
  flex-wrap: wrap;
  gap: 16px;
  border-bottom: var(--lum-hairline);
}
.lum-filters {
  display: flex;
  gap: 4px;
}
.lum-filter-btn {
  font-size: 0.65rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 8px 18px;
  border: var(--lum-hairline);
  background: transparent;
  cursor: pointer;
  transition: background 200ms, color 200ms, border-color 200ms;
}
.lum-filter-btn:hover,
.lum-filter-btn.lum-filter--active {
  background: var(--lum-ink);
  color: var(--lum-white);
  border-color: var(--lum-ink);
}
.lum-sort-select {
  font-size: 0.65rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  border: var(--lum-hairline);
  padding: 8px 14px;
  background: transparent;
  cursor: pointer;
  outline: none;
  color: var(--lum-ink);
  -webkit-appearance: none;
  appearance: none;
  padding-right: 28px;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='6' viewBox='0 0 10 6'%3E%3Cpath fill='none' stroke='%230b0b0b' stroke-width='1' d='M1 1l4 4 4-4'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 10px center;
}
.lum-shop-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 2px;
  padding: 0 48px 120px;
  margin-top: 0;
}
/* Product card */
.lum-card {
  position: relative;
  background: var(--lum-soft);
  cursor: pointer;
  text-decoration: none;
  color: inherit;
  display: block;
  transition: background 250ms;
}
.lum-card:hover { background: var(--lum-white); }
.lum-card__img-wrap {
  position: relative;
  aspect-ratio: 3/4;
  overflow: hidden;
  border: 1px solid transparent;
  transition: border-color 300ms;
}
.lum-card:hover .lum-card__img-wrap { border-color: var(--lum-brass-light); }
.lum-card__img {
  width: 100%; height: 100%;
  object-fit: contain;
  padding: 32px;
  background: var(--lum-soft);
  transition: transform 0.6s var(--lum-ease), background 250ms;
}
.lum-card:hover .lum-card__img {
  transform: scale(1.03);
  background: var(--lum-white);
}
.lum-card__out-badge {
  position: absolute;
  top: 16px; right: 16px;
  font-size: 0.58rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  background: var(--lum-soft);
  border: var(--lum-hairline);
  padding: 4px 10px;
  color: var(--lum-ink-60);
}
.lum-card__body {
  padding: 18px 24px 24px;
}
.lum-card__type {
  font-size: 0.6rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--lum-ink-60);
  margin-bottom: 6px;
}
.lum-card__name {
  font-family: var(--lum-font-display);
  font-size: 1.4rem;
  font-weight: 200;
  letter-spacing: -0.02em;
}
.lum-card__price {
  font-size: 0.82rem;
  font-weight: 400;
  color: var(--lum-brass);
  margin-top: 8px;
}

/* ================================================================
   PRODUCT PAGE
   ================================================================ */
.lum-product {
  padding-top: var(--lum-header-h);
  display: grid;
  grid-template-columns: 1fr 1fr;
  min-height: 100vh;
}
.lum-product__gallery {
  position: sticky;
  top: var(--lum-header-h);
  height: calc(100vh - var(--lum-header-h));
  display: flex;
  flex-direction: column;
  background: var(--lum-soft);
  padding: 40px;
  gap: 16px;
}
.lum-product__main-img-wrap {
  position: relative;
  flex: 1;
  overflow: hidden;
}
.lum-product__main-img {
  width: 100%; height: 100%;
  object-fit: contain;
  transition: transform 0.4s var(--lum-ease);
}
/* Dimension overlay */
.lum-dim-overlay {
  position: absolute;
  inset: 0;
  pointer-events: none;
  opacity: 0;
  transition: opacity 300ms;
}
.lum-product__main-img-wrap:hover .lum-dim-overlay { opacity: 1; }
.lum-dim-overlay__svg {
  width: 100%; height: 100%;
}
.lum-dim-overlay__line {
  stroke: var(--lum-brass);
  stroke-width: 1;
  fill: none;
}
.lum-dim-overlay__label {
  font-family: var(--lum-font-body);
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  fill: var(--lum-brass);
}
.lum-product__thumbs {
  display: flex;
  gap: 8px;
}
.lum-product__thumb {
  width: 72px; height: 72px;
  object-fit: cover;
  cursor: pointer;
  border: 1px solid transparent;
  transition: border-color 200ms;
  background: var(--lum-white);
  padding: 4px;
}
.lum-product__thumb.lum-thumb--active,
.lum-product__thumb:hover { border-color: var(--lum-brass); }

.lum-product__info {
  padding: 72px 60px;
  overflow-y: auto;
}
.lum-product__type-label {
  font-size: 0.6rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--lum-brass);
  margin-bottom: 14px;
}
.lum-product__name {
  font-family: var(--lum-font-display);
  font-size: clamp(2.2rem, 4vw, 3.8rem);
  font-weight: 100;
  letter-spacing: -0.04em;
  line-height: 0.9;
}
.lum-product__byline {
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--lum-ink-60);
  margin-top: 18px;
}
.lum-product__price {
  font-family: var(--lum-font-display);
  font-size: 2rem;
  font-weight: 200;
  color: var(--lum-ink);
  margin-top: 28px;
}
.lum-product__short {
  font-size: 0.9rem;
  line-height: 1.65;
  color: var(--lum-ink-60);
  margin-top: 20px;
  max-width: 480px;
}
.lum-product__divider {
  border: none;
  border-top: var(--lum-hairline);
  margin: 32px 0;
}
/* Finish selector */
.lum-finish-label {
  font-size: 0.6rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--lum-ink-60);
  margin-bottom: 12px;
}
.lum-finish-current {
  color: var(--lum-ink);
  font-weight: 600;
}
.lum-finish-swatches {
  display: flex;
  gap: 8px;
  margin-bottom: 28px;
}
.lum-finish-swatch {
  width: 36px; height: 36px;
  cursor: pointer;
  border: 1px solid transparent;
  transition: border-color 200ms;
  position: relative;
}
.lum-finish-swatch--brass { background: var(--lum-brass); }
.lum-finish-swatch--black { background: #1a1a1a; }
.lum-finish-swatch--white { background: #f5f5f3; border-color: var(--lum-ink-10) !important; }
.lum-finish-swatch.lum-finish--active,
.lum-finish-swatch:hover { border-color: var(--lum-ink) !important; }
/* Spec list */
.lum-spec-list {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px 32px;
  margin-bottom: 32px;
}
.lum-spec-item {}
.lum-spec-label {
  font-size: 0.58rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--lum-ink-60);
  margin-bottom: 4px;
}
.lum-spec-value {
  font-size: 0.82rem;
  color: var(--lum-ink);
  line-height: 1.4;
}
/* Qty + add to cart */
.lum-add-row {
  display: flex;
  gap: 12px;
  align-items: center;
  margin-bottom: 32px;
}
.lum-qty-wrap {
  display: flex;
  align-items: center;
  border: var(--lum-hairline);
}
.lum-qty-btn {
  width: 40px; height: 44px;
  font-size: 1.2rem;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 180ms;
}
.lum-qty-btn:hover { background: var(--lum-soft); }
.lum-qty-input {
  width: 44px; height: 44px;
  border: none;
  border-left: var(--lum-hairline);
  border-right: var(--lum-hairline);
  text-align: center;
  font-size: 0.85rem;
  background: transparent;
  color: var(--lum-ink);
}
.lum-qty-input:focus { outline: none; }
/* Buttons */
.lum-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  padding: 14px 28px;
  transition: background 200ms, color 200ms, border-color 200ms;
  cursor: pointer;
}
.lum-btn--primary {
  background: var(--lum-ink);
  color: var(--lum-white);
  border: 1px solid var(--lum-ink);
  flex: 1;
}
.lum-btn--primary:hover {
  background: var(--lum-brass);
  border-color: var(--lum-brass);
}
.lum-btn--ghost {
  background: transparent;
  color: var(--lum-ink);
  border: var(--lum-hairline);
}
.lum-btn--ghost:hover {
  background: var(--lum-soft);
}
.lum-btn:disabled {
  opacity: 0.35;
  pointer-events: none;
}
.lum-product__long {
  font-size: 0.88rem;
  line-height: 1.72;
  color: var(--lum-ink-60);
  margin-bottom: 48px;
}

/* Related */
.lum-related {
  padding: 80px 48px;
  border-top: var(--lum-hairline);
  background: var(--lum-soft);
}
.lum-related__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2px;
  margin-top: 36px;
}

/* ================================================================
   CART DRAWER
   ================================================================ */
#lum-cart-drawer {
  position: fixed;
  top: 0; right: 0;
  width: min(420px, 100vw);
  height: 100vh;
  background: var(--lum-white);
  border-left: var(--lum-hairline);
  z-index: 1000;
  transform: translateX(100%);
  transition: transform var(--lum-speed) var(--lum-ease);
  display: flex;
  flex-direction: column;
}
.lum-drawer--open { transform: translateX(0) !important; }
.lum-drawer__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 24px 28px;
  border-bottom: var(--lum-hairline);
}
.lum-drawer__title {
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}
.lum-drawer__close {
  font-size: 1.4rem;
  opacity: 0.5;
  transition: opacity 180ms;
  line-height: 1;
}
.lum-drawer__close:hover { opacity: 1; }
.lum-drawer__body {
  flex: 1;
  overflow-y: auto;
  padding: 20px 28px;
}
.lum-drawer__empty {
  font-size: 0.85rem;
  color: var(--lum-ink-60);
  text-align: center;
  padding: 48px 0;
}
.lum-drawer__item {
  padding: 16px 0;
  border-bottom: var(--lum-hairline);
}
.lum-drawer__item-info {
  display: flex;
  justify-content: space-between;
  margin-bottom: 8px;
}
.lum-drawer__item-name {
  font-weight: 500;
  font-size: 0.85rem;
}
.lum-drawer__item-finish {
  font-size: 0.62rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--lum-ink-60);
}
.lum-drawer__item-controls {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}
.lum-drawer__qty-btn {
  width: 28px; height: 28px;
  border: var(--lum-hairline);
  font-size: 1rem;
  display: flex; align-items: center; justify-content: center;
  transition: background 150ms;
}
.lum-drawer__qty-btn:hover { background: var(--lum-soft); }
.lum-drawer__qty { font-size: 0.85rem; min-width: 20px; text-align: center; }
.lum-drawer__item-price { font-size: 0.85rem; color: var(--lum-brass); margin-left: auto; }
.lum-drawer__remove {
  font-size: 0.58rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  opacity: 0.4;
  transition: opacity 180ms;
}
.lum-drawer__remove:hover { opacity: 1; }
.lum-drawer__subtotal {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 0 0;
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}
.lum-drawer__subtotal strong { font-size: 1rem; letter-spacing: 0; text-transform: none; }
.lum-drawer__footer {
  padding: 20px 28px;
  border-top: var(--lum-hairline);
  display: flex;
  gap: 10px;
}
.lum-drawer__footer .lum-btn { flex: 1; font-size: 0.62rem; }

/* Toast */
.lum-toast {
  position: fixed;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%) translateY(20px);
  background: var(--lum-ink);
  color: var(--lum-white);
  padding: 12px 28px;
  font-size: 0.65rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  opacity: 0;
  transition: opacity 300ms, transform 300ms;
  pointer-events: none;
  z-index: 2000;
  white-space: nowrap;
}
.lum-toast--visible {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

/* ================================================================
   CART PAGE
   ================================================================ */
.lum-cart-page {
  padding: calc(var(--lum-header-h) + 80px) 48px 120px;
  max-width: 900px;
  margin: 0 auto;
}
.lum-cart-page__title {
  font-family: var(--lum-font-display);
  font-size: clamp(2.5rem, 6vw, 5rem);
  font-weight: 100;
  letter-spacing: -0.04em;
  margin-bottom: 60px;
}
.lum-cart-table { width: 100%; border-collapse: collapse; }
.lum-cart-table th {
  font-size: 0.58rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--lum-ink-60);
  padding: 0 0 16px;
  text-align: left;
  border-bottom: var(--lum-hairline);
}
.lum-cart-table td {
  padding: 20px 0;
  border-bottom: var(--lum-hairline);
  font-size: 0.85rem;
  vertical-align: middle;
}
.lum-cart-table tr:last-child td { border-bottom: none; }
.lum-cart-summary {
  margin-top: 48px;
  padding-top: 32px;
  border-top: var(--lum-hairline);
  display: flex;
  justify-content: flex-end;
  gap: 32px;
  align-items: center;
  flex-wrap: wrap;
}
.lum-cart-summary__total {
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}
.lum-cart-summary__amount {
  font-family: var(--lum-font-display);
  font-size: 2.2rem;
  font-weight: 200;
  color: var(--lum-ink);
}

/* ================================================================
   ABOUT PAGE
   ================================================================ */
.lum-about-hero {
  padding: calc(var(--lum-header-h) + 80px) 48px 80px;
  max-width: 1200px;
}
.lum-about-hero__title {
  font-family: var(--lum-font-display);
  font-size: clamp(3.5rem, 9vw, 9rem);
  font-weight: 100;
  letter-spacing: -0.05em;
  line-height: 0.88;
}
.lum-about-body {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 80px;
  padding: 80px 48px;
  border-top: var(--lum-hairline);
  max-width: 1100px;
  margin: 0 auto;
}
.lum-about-body__label {
  font-size: 0.6rem;
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--lum-ink-60);
  padding-top: 4px;
}
.lum-about-body__text p {
  font-size: 0.95rem;
  line-height: 1.72;
  color: var(--lum-ink);
  margin-bottom: 1.2em;
}
.lum-about-body__text p:last-child { margin-bottom: 0; }

/* ================================================================
   CONTACT PAGE
   ================================================================ */
.lum-contact-wrap {
  padding: calc(var(--lum-header-h) + 80px) 48px 120px;
  max-width: 1100px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 80px;
}
.lum-contact-meta {}
.lum-contact-meta__title {
  font-family: var(--lum-font-display);
  font-size: clamp(2.5rem, 5vw, 4.5rem);
  font-weight: 100;
  letter-spacing: -0.04em;
  line-height: 0.9;
}
.lum-contact-meta__info {
  margin-top: 40px;
}
.lum-contact-meta__info p {
  font-size: 0.82rem;
  line-height: 1.7;
  color: var(--lum-ink-60);
  margin-bottom: 0.8em;
}
.lum-form {}
.lum-form-group { margin-bottom: 32px; }
.lum-form-label {
  display: block;
  font-size: 0.58rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--lum-ink-60);
  margin-bottom: 8px;
}
.lum-form-input,
.lum-form-textarea {
  width: 100%;
  border: none;
  border-bottom: var(--lum-hairline);
  padding: 10px 0;
  font-family: var(--lum-font-body);
  font-size: 0.9rem;
  background: transparent;
  color: var(--lum-ink);
  outline: none;
  transition: border-color 200ms;
}
.lum-form-input:focus,
.lum-form-textarea:focus { border-color: var(--lum-brass); }
.lum-form-textarea { resize: vertical; min-height: 120px; }
.lum-form-submit {
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  padding: 16px 40px;
  background: var(--lum-ink);
  color: var(--lum-white);
  border: none;
  cursor: pointer;
  transition: background 200ms;
}
.lum-form-submit:hover { background: var(--lum-brass); }

/* ================================================================
   LEGAL PAGES
   ================================================================ */
.lum-legal-wrap {
  padding: calc(var(--lum-header-h) + 60px) 48px 120px;
  max-width: 800px;
  margin: 0 auto;
}
.lum-legal-wrap h1 {
  font-family: var(--lum-font-display);
  font-size: clamp(2rem, 5vw, 4rem);
  font-weight: 100;
  letter-spacing: -0.04em;
  margin-bottom: 48px;
}
.lum-legal-wrap h2 {
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--lum-ink-60);
  margin: 40px 0 16px;
  padding-top: 32px;
  border-top: var(--lum-hairline);
}
.lum-legal-wrap h2:first-of-type { margin-top: 0; padding-top: 0; border-top: none; }
.lum-legal-wrap p {
  font-size: 0.85rem;
  line-height: 1.72;
  color: var(--lum-ink);
  margin-bottom: 1em;
}
.lum-legal-wrap ul {
  list-style: disc;
  padding-left: 20px;
  margin-bottom: 1em;
}
.lum-legal-wrap li {
  font-size: 0.85rem;
  line-height: 1.72;
  color: var(--lum-ink);
  margin-bottom: 0.4em;
}

/* ================================================================
   FOCUS STATES — Accessibility
   ================================================================ */
:focus-visible {
  outline: 2px solid var(--lum-brass);
  outline-offset: 3px;
}

/* ================================================================
   RESPONSIVE
   ================================================================ */
@media (max-width: 900px) {
  .lum-header { padding: 0 24px; }
  .lum-header__left .lum-nav__link { display: none; }
  /* On mobile the centred wordmark would collide with the right-hand
     controls, so move the brand to the left and keep the controls right.
     (The nav panel becomes a fixed dropdown and leaves the flex flow.) */
  .lum-header__center {
    position: static;
    transform: none;
    margin-right: auto;
  }
  .lum-header__right { margin-left: auto; gap: 20px; }
  .lum-nav-toggle { display: flex; }
  .lum-nav__links {
    position: fixed;
    top: var(--lum-header-h); left: 0; right: 0;
    background: var(--lum-white);
    border-bottom: var(--lum-hairline);
    padding: 24px;
    display: flex;
    flex-direction: column;
    gap: 20px;
    transform: translateY(-100%);
    /* Fully hidden when closed so menu links never bleed into the header. */
    visibility: hidden;
    opacity: 0;
    pointer-events: none;
    transition: transform var(--lum-speed) var(--lum-ease),
                opacity var(--lum-speed) var(--lum-ease),
                visibility 0s linear var(--lum-speed);
    z-index: 800;
  }
  .lum-nav--open {
    transform: translateY(0) !important;
    visibility: visible !important;
    opacity: 1 !important;
    pointer-events: auto !important;
    transition: transform var(--lum-speed) var(--lum-ease),
                opacity var(--lum-speed) var(--lum-ease);
  }
  .lum-nav__links .lum-nav__link { display: block; font-size: 0.85rem; }
  .lum-product {
    grid-template-columns: 1fr;
  }
  .lum-product__gallery {
    position: static;
    height: 60vw;
    min-height: 320px;
  }
  .lum-product__info { padding: 40px 24px; }
  .lum-spec-list { grid-template-columns: 1fr; }
  .lum-shop-header, .lum-shop-controls { padding-left: 24px; padding-right: 24px; }
  .lum-shop-grid { padding: 0 24px 80px; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); }
  .lum-index { padding: 80px 24px; }
  .lum-collections { padding: 80px 24px; }
  .lum-collections__grid { grid-template-columns: 1fr; }
  .lum-materials { padding: 80px 24px; }
  .lum-materials__grid { grid-template-columns: 1fr; gap: 32px; }
  .lum-manifesto { padding: 100px 24px; }
  .lum-footer { padding: 24px; }
  .lum-footer__row { flex-direction: column; align-items: flex-start; }
  .lum-hero__headline { font-size: 2.5rem; left: 24px; }
  .lum-hero__caption { left: 24px; }
  .lum-hero__scroll { right: 24px; }
  .lum-about-body { grid-template-columns: 1fr; gap: 32px; padding: 48px 24px; }
  .lum-contact-wrap { grid-template-columns: 1fr; gap: 48px; padding: 100px 24px 80px; }
  .lum-related__grid { grid-template-columns: repeat(2, 1fr); }
  .lum-cart-page { padding: calc(var(--lum-header-h) + 48px) 24px 80px; }
  .lum-legal-wrap { padding: calc(var(--lum-header-h) + 40px) 24px 80px; }
}
@media (max-width: 600px) {
  .lum-room__caption { padding: 0 24px 40px; }
  .lum-room__piece-name { font-size: 2rem; }
  .lum-related__grid { grid-template-columns: 1fr; }
  .lum-filters { flex-wrap: wrap; }
}