/*!
Theme Name:   Blocksy Montreaux
Theme URI:    https://montreaux.com.ar
Description:  Child theme de Blocksy para Montreaux — Relojes de precisión. Banner scrolling con frames + carrusel WooCommerce-ready + trust bar + anatomía con callouts. Tipografía Playfair Display + Outfit, paleta cream/warm (#F7F6F3 + #8B7355).
Author:       Montreaux
Author URI:   https://montreaux.com.ar
Template:     blocksy
Version:      1.0.0
License:      GNU General Public License v2 or later
License URI:  https://www.gnu.org/licenses/gpl-2.0.html
Text Domain:  blocksy-montreaux
Tags:         premium, luxury, watches, woocommerce, child-theme, editorial
*/

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

.montreaux-front html,
html { scroll-behavior: auto; }

body.montreaux-front {
  font-family: 'Outfit', 'Helvetica Neue', system-ui, sans-serif;
  font-weight: 300;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

/* ============================================================
   SECTION 1 — DARK BANNER VARIABLES
============================================================ */
.s1 {
  --bg:        #050505;
  --surface:   rgba(255,255,255,0.04);
  --hairline:  rgba(255,255,255,0.08);
  --text-hi:   #f0ede8;
  --text-mid:  rgba(240,237,232,0.55);
  --text-lo:   rgba(240,237,232,0.28);
  --accent:    #d4c5a0;
  background: var(--bg);
  color: var(--text-hi);
}

/* ============================================================
   SECTION 2 — LIGHT SECTION VARIABLES
============================================================ */
.s2 {
  --bg:          #F7F6F3;
  --white:       #FFFFFF;
  --border:      rgba(0,0,0,0.08);
  --border-mid:  rgba(0,0,0,0.12);
  --text-hi:     #111111;
  --text-mid:    #555555;
  --text-lo:     #999999;
  --accent-warm: #8B7355;
  --ease-out:    cubic-bezier(0.16, 1, 0.3, 1);
  --spring:      cubic-bezier(0.32, 0.72, 0, 1);
  background: var(--bg);
  color: var(--text-hi);
}

/* ============================================================
   FLOATING NAV — adapts to scroll position
============================================================ */
.montreaux-front .nav {
  position: fixed;
  top: 24px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 200;
  display: flex;
  align-items: center;
  gap: 32px;
  padding: 14px 32px;
  background: rgba(5,5,5,0.60);
  backdrop-filter: blur(24px) saturate(160%);
  -webkit-backdrop-filter: blur(24px) saturate(160%);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 100px;
  box-shadow: 0 0 0 1px rgba(255,255,255,0.03) inset, 0 8px 32px rgba(0,0,0,0.5);
  transition: background 0.5s ease, border-color 0.5s ease, box-shadow 0.5s ease;
}

.montreaux-front .nav.light-mode {
  background: rgba(247,246,243,0.88);
  border-color: rgba(0,0,0,0.08);
  box-shadow: 0 2px 24px rgba(0,0,0,0.06);
}

.montreaux-front .nav-logo {
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: #f0ede8;
  transition: color 0.5s ease;
}

.montreaux-front .nav.light-mode .nav-logo { color: #111111; }

.montreaux-front .nav-divider {
  width: 1px;
  height: 14px;
  background: rgba(255,255,255,0.08);
  transition: background 0.5s ease;
}

.montreaux-front .nav.light-mode .nav-divider { background: rgba(0,0,0,0.12); }

.montreaux-front .nav-link {
  font-size: 0.72rem;
  font-weight: 400;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(240,237,232,0.55);
  text-decoration: none;
  transition: color 0.4s ease;
}

.montreaux-front .nav-link:hover { color: #f0ede8; }
.montreaux-front .nav.light-mode .nav-link { color: #555555; }
.montreaux-front .nav.light-mode .nav-link:hover { color: #111111; }

@media (max-width: 680px) {
  .montreaux-front .nav { gap: 20px; padding: 12px 24px; }
  .montreaux-front .nav-link,
  .montreaux-front .nav-divider { display: none; }
}

/* ============================================================
   SECTION 1 — DARK SCROLLING BANNER
============================================================ */
.s1::before {
  content: '';
  position: fixed;
  inset: 0;
  z-index: 100;
  pointer-events: none;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='1'/%3E%3C/svg%3E");
  opacity: 0.022;
}

.scroll-outer { height: 500vh; position: relative; }

.sticky-rig {
  position: sticky;
  top: 0;
  height: 100vh;
  width: 100%;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  background: radial-gradient(ellipse 80% 60% at 50% 60%,
                rgba(28,24,18,0.9) 0%,
                #050505 70%);
}

#watch-canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.scroll-hint {
  position: absolute;
  bottom: 48px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 5;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  will-change: opacity;
}

.scroll-hint-text {
  font-size: 0.62rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: rgba(240,237,232,0.28);
}

.scroll-hint-line {
  width: 1px;
  height: 48px;
  background: linear-gradient(to bottom, rgba(240,237,232,0.28), transparent);
  animation: scrollLine 2s cubic-bezier(0.16,1,0.3,1) infinite;
}

@keyframes scrollLine {
  0%   { transform: scaleY(0); transform-origin: top; opacity: 1; }
  50%  { transform: scaleY(1); transform-origin: top; opacity: 1; }
  51%  { transform-origin: bottom; }
  100% { transform: scaleY(0); transform-origin: bottom; opacity: 0; }
}

.spec-panel {
  position: absolute;
  left: 6%;
  top: 50%;
  transform: translateY(-50%);
  z-index: 10;
  width: min(340px, 85vw);
  pointer-events: none;
  opacity: 0;
  will-change: opacity, transform;
}

.spec-bezel-outer {
  padding: 2px;
  background: rgba(255,255,255,0.04);
  border-radius: 24px;
  border: 1px solid rgba(255,255,255,0.08);
  box-shadow:
    0 0 0 1px rgba(255,255,255,0.03) inset,
    0 40px 80px rgba(0,0,0,0.7),
    0 8px 24px rgba(0,0,0,0.5);
}

.spec-bezel-inner {
  background: rgba(8,7,5,0.82);
  backdrop-filter: blur(28px) saturate(140%);
  -webkit-backdrop-filter: blur(28px) saturate(140%);
  border-radius: 22px;
  padding: 40px 36px 44px;
  border: 1px solid rgba(255,255,255,0.06);
  box-shadow: 0 1px 1px rgba(255,255,255,0.08) inset;
}

.spec-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.6rem;
  font-weight: 400;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: #d4c5a0;
  margin-bottom: 28px;
  opacity: 0;
}

.spec-eyebrow-dot {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: #d4c5a0;
  box-shadow: 0 0 10px #d4c5a0;
}

.spec-list {
  list-style: none;
  padding: 0;
  margin: 0 0 36px;
  display: flex;
  flex-direction: column;
  gap: 0;
}

.spec-item {
  display: grid;
  grid-template-columns: 14px 1fr;
  gap: 14px;
  align-items: center;
  padding: 14px 0;
  border-bottom: 1px solid rgba(255,255,255,0.05);
  opacity: 0;
  will-change: opacity, transform;
}

.spec-item:last-child { border-bottom: none; }

.spec-icon { width: 14px; height: 1px; background: #d4c5a0; }

.spec-text {
  font-size: 0.92rem;
  font-weight: 300;
  color: #f0ede8;
  letter-spacing: 0.02em;
  line-height: 1.5;
}

.btn-wrap { opacity: 0; will-change: opacity, transform; }

.buy-btn {
  display: inline-flex;
  align-items: center;
  gap: 0;
  background: #f0ede8;
  color: #0a0905;
  font-family: 'Outfit', system-ui, sans-serif;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  text-decoration: none;
  border: none;
  border-radius: 100px;
  padding: 4px 4px 4px 28px;
  cursor: pointer;
  transition: transform 0.5s cubic-bezier(0.16,1,0.3,1), box-shadow 0.5s;
  will-change: transform;
}

.buy-btn:hover {
  transform: translateY(-3px) scale(1.02);
  box-shadow: 0 16px 40px rgba(212,197,160,0.25), 0 4px 12px rgba(0,0,0,0.4);
}

.buy-btn:active { transform: scale(0.98); }

.btn-icon-circle {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(0,0,0,0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-left: 20px;
  flex-shrink: 0;
  transition: transform 0.5s cubic-bezier(0.16,1,0.3,1);
}

.buy-btn:hover .btn-icon-circle { transform: translate(2px,-2px) scale(1.08); }
.btn-arrow { font-size: 0.9rem; line-height: 1; display: block; }

@media (max-width: 768px) {
  .spec-panel {
    left: 50%;
    transform: translate(-50%, 0);
    top: auto;
    bottom: 60px;
    width: min(320px, 90vw);
  }
}

/* ============================================================
   TRANSITION BRIDGE
============================================================ */
.section-bridge {
  height: 120px;
  background: linear-gradient(to bottom, #050505 0%, #F7F6F3 100%);
}

/* ============================================================
   SECTION 2 — HEADLINE BLOCK
============================================================ */
.section2-inner { width: 100%; padding-top: 40px; padding-bottom: 0; }

.headline-block {
  width: 100%;
  padding: 0 6vw;
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: 0;
  min-height: 50vh;
}

@media (max-width: 820px) {
  .headline-block { grid-template-columns: 1fr; min-height: auto; padding: 0 6vw; }
}

.headline-left { padding: 40px 0; display: flex; flex-direction: column; justify-content: center; }

.headline-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 0.62rem;
  font-weight: 500;
  letter-spacing: 0.26em;
  text-transform: uppercase;
  color: #8B7355;
  margin-bottom: 28px;
}

.headline-eyebrow-line {
  display: inline-block;
  width: 24px;
  height: 1px;
  background: #8B7355;
}

.headline-main {
  font-family: 'Playfair Display', Georgia, serif;
  font-size: clamp(2.2rem, 4.5vw, 5.5rem);
  font-weight: 800;
  line-height: 0.88;
  letter-spacing: -0.04em;
  text-transform: uppercase;
  color: #111111;
  user-select: none;
}

.headline-main em {
  font-style: italic;
  font-weight: 700;
  color: transparent;
  -webkit-text-stroke: 2px #111111;
}

.headline-sub-block {
  margin-top: 20px;
  padding-top: 16px;
  border-top: 1px solid rgba(0,0,0,0.08);
  display: flex;
  align-items: flex-start;
  gap: 40px;
}

@media (max-width: 560px) { .headline-sub-block { flex-direction: column; gap: 12px; } }

.headline-sub {
  font-size: 0.9rem;
  font-weight: 300;
  color: #555555;
  line-height: 1.85;
  max-width: 320px;
}

.headline-count {
  font-size: 0.62rem;
  font-weight: 500;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: #999999;
  padding-top: 4px;
  white-space: nowrap;
}

.headline-watch-col {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-end;
  width: clamp(240px, 34vw, 480px);
  padding-bottom: 28px;
}

@media (max-width: 820px) {
  .headline-watch-col { width: 100%; padding: 32px 0 56px; }
}

.hero-watch {
  position: relative;
  z-index: 2;
  width: 85%;
  max-width: 400px;
  display: block;
  filter:
    drop-shadow(0 4px  8px  rgba(0,0,0,0.28))
    drop-shadow(0 16px 32px rgba(0,0,0,0.18))
    drop-shadow(0 48px 80px rgba(0,0,0,0.10));
  transform-origin: center bottom;
  animation: watchFloat 7s ease-in-out infinite;
}

@keyframes watchFloat {
  0%, 100% { transform: rotate(-1.2deg) translateY(0px); }
  50%      { transform: rotate(0.6deg)  translateY(-18px); }
}

.watch-floor-shadow {
  position: absolute;
  bottom: 28px;
  left: 50%;
  transform: translateX(-50%);
  width: 55%;
  height: 28px;
  background: radial-gradient(ellipse at center, rgba(0,0,0,0.18) 0%, rgba(0,0,0,0.06) 50%, transparent 80%);
  border-radius: 50%;
  z-index: 1;
  filter: blur(8px);
  animation: shadowPulse 7s ease-in-out infinite;
}

@keyframes shadowPulse {
  0%, 100% { transform: translateX(-50%) scaleX(1)    scaleY(1);    opacity: 0.9; }
  50%      { transform: translateX(-50%) scaleX(0.72) scaleY(0.65); opacity: 0.5; }
}

.headline-divider { display: none; }

/* ============================================================
   CAROUSEL
============================================================ */
.carousel-section { width: 100%; background: #F7F6F3; padding: 0 0 80px; position: relative; }

.carousel-arrow {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  z-index: 20;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: 1px solid rgba(0,0,0,0.12);
  background: #FFFFFF;
  color: #111111;
  font-size: 1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  box-shadow: 0 2px 12px rgba(0,0,0,0.08);
  transition: all 0.3s cubic-bezier(0.16,1,0.3,1);
}

.carousel-arrow:hover {
  background: #111111;
  color: #FFFFFF;
  border-color: #111111;
  transform: translateY(-50%) scale(1.05);
}

.carousel-arrow:active { transform: translateY(-50%) scale(0.97); }
.carousel-arrow-prev { left: 16px; }
.carousel-arrow-next { right: 16px; }

@media (max-width: 768px) {
  .carousel-arrow-prev { left: 8px; }
  .carousel-arrow-next { right: 8px; }
}

.carousel-track-outer { overflow: hidden; padding: 0 60px; }

@media (max-width: 768px) { .carousel-track-outer { padding: 0 48px; } }

.carousel-track {
  display: flex;
  gap: 0;
  transition: transform 0.65s cubic-bezier(0.32,0.72,0,1);
  will-change: transform;
}

.watch-card {
  flex: 0 0 25%;
  min-width: 0;
  padding: 0;
  border-right: 1px solid rgba(0,0,0,0.08);
}

.watch-card:last-child { border-right: none; }

@media (max-width: 900px) {
  .watch-card { flex: 0 0 50%; }
  .watch-card:nth-child(2) { border-right: none; }
}

@media (max-width: 560px) {
  .watch-card { flex: 0 0 85%; border-right: 1px solid rgba(0,0,0,0.08); }
}

.watch-card-inner { padding: 0; cursor: pointer; }

.card-img-wrap {
  background: #FFFFFF;
  aspect-ratio: 1 / 1;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  position: relative;
  border-bottom: 1px solid rgba(0,0,0,0.08);
}

.card-img-wrap img {
  width: 78%;
  height: 78%;
  object-fit: contain;
  transition: transform 0.7s cubic-bezier(0.16,1,0.3,1);
  display: block;
  filter: drop-shadow(0 8px 24px rgba(0,0,0,0.12));
}

.watch-card-inner:hover .card-img-wrap img {
  transform: scale(1.06) translateY(-4px);
  filter: drop-shadow(0 16px 32px rgba(0,0,0,0.18));
}

.card-text { padding: 22px 24px 24px; background: #FFFFFF; }

.card-name {
  font-size: 0.95rem;
  font-weight: 500;
  color: #111111;
  letter-spacing: -0.01em;
  margin-bottom: 6px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.card-desc {
  font-size: 0.8rem;
  font-weight: 300;
  color: #555555;
  line-height: 1.5;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  margin-bottom: 16px;
}

.card-price { font-size: 0.8rem; font-weight: 500; color: #999999; margin-bottom: 14px; }

.card-buy-link {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: #111111;
  text-decoration: none;
  border-bottom: 1px solid #111111;
  padding-bottom: 2px;
  transition: all 0.3s cubic-bezier(0.16,1,0.3,1);
}

.card-buy-link:hover { color: #8B7355; border-bottom-color: #8B7355; gap: 8px; }

.card-buy-arrow {
  font-size: 0.8rem;
  transition: transform 0.3s cubic-bezier(0.16,1,0.3,1);
}

.card-buy-link:hover .card-buy-arrow { transform: translateX(3px); }

.carousel-footer {
  max-width: 1280px;
  margin: 32px auto 0;
  padding: 0 60px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

@media (max-width: 768px) { .carousel-footer { padding: 0 24px; flex-wrap: wrap; } }

.carousel-dots { display: flex; gap: 8px; }

.dot {
  width: 6px;
  height: 6px;
  border-radius: 3px;
  background: rgba(0,0,0,0.12);
  cursor: pointer;
  transition: all 0.35s cubic-bezier(0.16,1,0.3,1);
}

.dot.active { background: #111111; width: 22px; }

.carousel-progress {
  flex: 1;
  height: 1px;
  background: rgba(0,0,0,0.08);
  border-radius: 1px;
  overflow: hidden;
  max-width: 240px;
}

.carousel-progress-fill {
  height: 100%;
  background: #111111;
  border-radius: 1px;
  transition: width 0.08s linear;
}

.all-products-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: #111111;
  text-decoration: none;
  background: #FFFFFF;
  border: 1px solid rgba(0,0,0,0.12);
  border-radius: 6px;
  padding: 12px 22px;
  transition: all 0.35s cubic-bezier(0.16,1,0.3,1);
  white-space: nowrap;
}

.all-products-link:hover {
  background: #111111;
  color: #FFFFFF;
  border-color: #111111;
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0,0,0,0.1);
}

.all-products-link:active { transform: scale(0.98); }

.all-link-arrow {
  font-size: 0.85rem;
  transition: transform 0.3s cubic-bezier(0.16,1,0.3,1);
}

.all-products-link:hover .all-link-arrow { transform: translateX(3px); }

.fade-up { opacity: 0; transform: translateY(20px); }

/* ============================================================
   TRUST BAR
============================================================ */
.trust-bar {
  background: #050505;
  color: #f0ede8;
  padding: 28px 6vw;
  font-family: 'Outfit', system-ui, sans-serif;
  border-top: 1px solid rgba(255,255,255,0.06);
  border-bottom: 1px solid rgba(255,255,255,0.06);
  position: relative;
}

.trust-bar::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  opacity: 0.02;
  pointer-events: none;
}

.trust-bar-inner {
  max-width: 1280px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  position: relative;
}

.trust-item {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  padding: 8px 24px;
  border-left: 1px solid rgba(255,255,255,0.08);
}

.trust-item:first-child { border-left: none; }

.trust-icon {
  width: 22px;
  height: 22px;
  stroke: #d4c5a0;
  stroke-width: 1.2;
  fill: none;
  flex-shrink: 0;
}

.trust-text { display: flex; flex-direction: column; gap: 2px; }

.trust-title {
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: #f0ede8;
  line-height: 1.2;
}

.trust-sub {
  font-size: 0.6rem;
  font-weight: 300;
  letter-spacing: 0.08em;
  color: rgba(240,237,232, 0.55);
  line-height: 1.3;
}

@media (max-width: 900px) {
  .trust-bar-inner { grid-template-columns: repeat(2, 1fr); }
  .trust-item:nth-child(3) { border-left: none; border-top: 1px solid rgba(255,255,255,0.08); }
  .trust-item:nth-child(4) { border-top: 1px solid rgba(255,255,255,0.08); }
  .trust-item { padding: 16px 12px; }
}

@media (max-width: 560px) {
  .trust-bar-inner { grid-template-columns: 1fr; }
  .trust-item {
    border-left: none;
    border-top: 1px solid rgba(255,255,255,0.08);
    justify-content: flex-start;
    padding: 14px 12px;
  }
  .trust-item:first-child { border-top: none; }
}

/* ============================================================
   MATERIALS — Anatomía con callouts
============================================================ */
.materials {
  background: #F7F6F3;
  padding: 100px 6vw 120px;
  color: #111111;
  position: relative;
}

.materials-inner { max-width: 1280px; margin: 0 auto; }

.materials-header { margin-bottom: 56px; max-width: 720px; }

.materials-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 0.62rem;
  font-weight: 500;
  letter-spacing: 0.26em;
  text-transform: uppercase;
  color: #8B7355;
  margin-bottom: 28px;
}

.materials-eyebrow-line { display: inline-block; width: 24px; height: 1px; background: #8B7355; }

.materials-headline {
  font-family: 'Playfair Display', Georgia, serif;
  font-size: clamp(2rem, 4.2vw, 4.2rem);
  font-weight: 800;
  line-height: 0.95;
  letter-spacing: -0.03em;
  color: #111111;
}

.materials-headline em {
  font-style: italic;
  font-weight: 700;
  color: transparent;
  -webkit-text-stroke: 1.5px #111111;
}

.anatomy-stage {
  position: relative;
  width: 100%;
  max-width: 1100px;
  margin: 0 auto;
  aspect-ratio: 5 / 3;
}

.anatomy-watch {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 32%;
  max-width: 360px;
  z-index: 2;
  filter:
    drop-shadow(0 4px 8px rgba(0,0,0,0.18))
    drop-shadow(0 24px 48px rgba(0,0,0,0.10));
  animation: anatomyFloat 9s ease-in-out infinite;
}

@keyframes anatomyFloat {
  0%, 100% { transform: translate(-50%, -50%) rotate(-0.8deg); }
  50%      { transform: translate(-50%, calc(-50% - 12px)) rotate(0.4deg); }
}

.anatomy-svg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
  pointer-events: none;
  overflow: visible;
}

.anatomy-line {
  fill: none;
  stroke: #8B7355;
  stroke-width: 0.8;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-dasharray: var(--len);
  stroke-dashoffset: var(--len);
  transition: stroke-dashoffset 1.1s cubic-bezier(0.16, 1, 0.3, 1);
}

.anatomy-line.is-revealed { stroke-dashoffset: 0; }

.anatomy-dot {
  fill: #8B7355;
  opacity: 0;
  transition: opacity 0.4s ease;
}

.anatomy-dot.is-revealed { opacity: 1; }

.anatomy-label {
  position: absolute;
  width: 24%;
  max-width: 240px;
  z-index: 3;
  opacity: 0;
  transform: translateY(8px);
  transition:
    opacity 0.6s ease 0.35s,
    transform 0.6s cubic-bezier(0.16, 1, 0.3, 1) 0.35s;
}

.anatomy-label.is-revealed { opacity: 1; transform: translateY(0); }

.anatomy-label-num {
  font-family: 'Playfair Display', Georgia, serif;
  font-size: 0.7rem;
  font-style: italic;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: #8B7355;
  margin-bottom: 10px;
  display: block;
}

.anatomy-label-title {
  font-family: 'Playfair Display', Georgia, serif;
  font-size: clamp(1.25rem, 1.8vw, 1.6rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  color: #111111;
  line-height: 1.1;
  margin-bottom: 10px;
}

.anatomy-label-text {
  font-size: 0.82rem;
  font-weight: 300;
  line-height: 1.6;
  color: #555555;
}

.anatomy-label--crystal { top: 4%; left: 70%; }

.anatomy-label--case {
  top: 50%;
  left: 73%;
  transform: translateY(-50%) translateY(8px);
}

.anatomy-label--case.is-revealed { transform: translateY(-50%); }

.anatomy-label--movement { bottom: 4%; left: 4%; }

@media (max-width: 820px) {
  .materials { padding: 72px 6vw 84px; }
  .materials-header { margin-bottom: 40px; }

  .anatomy-stage { aspect-ratio: auto; max-width: 480px; }

  .anatomy-watch {
    position: relative;
    top: auto;
    left: auto;
    transform: none;
    width: 55%;
    max-width: 240px;
    margin: 0 auto 40px;
    display: block;
    animation: none;
  }

  .anatomy-svg { display: none; }

  .anatomy-label {
    position: relative;
    width: 100%;
    max-width: none;
    inset: auto;
    transform: translateY(8px);
    padding: 24px 0;
    border-top: 1px solid rgba(0,0,0,0.08);
  }

  .anatomy-label.is-revealed,
  .anatomy-label--case.is-revealed { transform: translateY(0); }

  .anatomy-label:last-of-type { border-bottom: 1px solid rgba(0,0,0,0.08); }
}