/* ==========================================================================
   MEISTER 1881 AG · ZÜRICH — HAUTE JOAILLERIE & ATELIER STYLESHEET
   Grammaire de référence : Hemmerle Munich (https://hemmerle.com/)
   Palette officielle : Taupe Meister #867A6F, Albâtre #FAF8F5, Fer bruni #1A1817
   Standard de dynamisme & relief dès la V1 (Décision 26 octobre 2026)
   ========================================================================== */

:root {
  /* Fonds & Atmosphères */
  --bg-stone: #FAF8F5;
  --bg-paper: #F3EFEA;
  --bg-paper-warm: #EFEAE2;
  --bg-white: #FFFFFF;
  --bg-atelier: #12100F;
  --bg-iron: #1A1817;
  --bg-iron-elevated: #24211F;
  --bg-iron-soft: #2E2A27;

  /* Palette Meister 1881 */
  --taupe: #867A6F;
  --taupe-deep: #5E5348;
  --taupe-light: #D8D2CA;
  --taupe-ghost: rgba(134, 122, 111, 0.12);

  --gold-burin: #B39268;
  --gold-champagne: #C2A278;
  --gold-light: #DFCAAE;
  --gold-deep: #8C6B42;

  --silver-sterling: #C8C4BE;
  --silver-bright: #F0EEEA;

  /* Typographie & Couleurs */
  --text-main: #1C1917;
  --text-muted: #57504A;
  --text-subtle: #786E65;
  --text-on-dark: #F5F2ED;
  --text-on-dark-muted: #C8C2B8;

  /* Filets & Bordures */
  --border-light: rgba(134, 122, 111, 0.22);
  --border-strong: rgba(94, 83, 72, 0.38);
  --border-dark: rgba(200, 196, 190, 0.14);
  --border-gold: rgba(179, 146, 104, 0.32);

  /* Polices */
  --font-serif: 'Cormorant Garamond', Georgia, 'Times New Roman', serif;
  --font-sans: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-mono: 'JetBrains Mono', ui-monospace, SFMono-Regular, Menlo, monospace;

  /* Dimensions & Rythme */
  --container-max: 1380px;
  --gutter: clamp(1.25rem, 4.5vw, 4.25rem);
  --section-pad: clamp(5.5rem, 10vw, 9rem);
  --ease-luxury: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-soft: cubic-bezier(0.25, 1, 0.5, 1);

  /* Ombres & Relief */
  --shadow-paper: 0 16px 40px -10px rgba(26, 24, 23, 0.12);
  --shadow-lift: 0 24px 60px -15px rgba(26, 24, 23, 0.18);
  --shadow-dark: 0 20px 50px -10px rgba(0, 0, 0, 0.5);
}

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  min-width: 0;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  background-color: var(--bg-stone);
  color: var(--text-main);
  -webkit-text-size-adjust: 100%;
  overflow-x: hidden;
  max-width: 100%;
}

body {
  font-family: var(--font-sans);
  font-weight: 400;
  line-height: 1.72;
  color: var(--text-main);
  background-color: var(--bg-stone);
  overflow-x: hidden;
  max-width: 100%;
  overflow-wrap: break-word;
  -webkit-font-smoothing: antialiased;
}

main {
  overflow-x: hidden;
  width: 100%;
}

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

a {
  color: inherit;
  text-decoration: none;
  transition: color 0.3s var(--ease-luxury), border-color 0.3s var(--ease-luxury), background-color 0.3s var(--ease-luxury), transform 0.3s var(--ease-luxury);
}

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

ul, ol {
  list-style: none;
}

.sr-only {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  padding: 0 !important;
  margin: -1px !important;
  overflow: hidden !important;
  clip: rect(0, 0, 0, 0) !important;
  white-space: nowrap !important;
  border: 0 !important;
}

.container {
  width: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

/* ==========================================================================
   KINETIC KEYFRAMES & FLUIDITY (ZÉRO IMAGE FIGÉE)
   ========================================================================== */

@keyframes hero-breathe {
  0% {
    transform: scale(1.01) translateY(0);
  }
  50% {
    transform: scale(1.065) translateY(-1.2%);
  }
  100% {
    transform: scale(1.01) translateY(0);
  }
}

@keyframes burin-stroke-draw {
  from {
    stroke-dashoffset: 800;
  }
  to {
    stroke-dashoffset: 0;
  }
}

@keyframes float-specimen {
  0%, 100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-8px);
  }
}

@keyframes balance-wheel-tick {
  0% {
    transform: rotate(-22deg);
  }
  50% {
    transform: rotate(22deg);
  }
  100% {
    transform: rotate(-22deg);
  }
}

@keyframes pulse-hallmark {
  0%, 100% {
    opacity: 0.6;
    transform: scale(1);
  }
  50% {
    opacity: 1;
    transform: scale(1.2);
  }
}

@keyframes facet-gleam {
  0% {
    background-position: -200% 0;
  }
  100% {
    background-position: 200% 0;
  }
}

/* Pause globale du mouvement (règle accessibilité) */
.motion-paused *,
.motion-paused *::before,
.motion-paused *::after {
  animation-play-state: paused !important;
  transition-duration: 0.01ms !important;
  scroll-behavior: auto !important;
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

/* Révélations fluides au scroll (Intersection Observer) */
.reveal {
  opacity: 0;
  transform: translateY(32px);
  transition: opacity 0.85s var(--ease-luxury), transform 0.85s var(--ease-luxury);
  will-change: opacity, transform;
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.delay-1 { transition-delay: 0.12s; }
.delay-2 { transition-delay: 0.22s; }
.delay-3 { transition-delay: 0.32s; }
.delay-4 { transition-delay: 0.42s; }

/* Cadres Parallax fluides (pilotés en requestAnimationFrame) */
.parallax-frame {
  position: relative;
  overflow: hidden;
}

.parallax-img {
  width: 100%;
  height: 116%;
  object-fit: cover;
  transform: translateY(0);
  will-change: transform;
  transition: transform 0.08s linear;
}

/* ==========================================================================
   PROGRESS BAR & STICKY LUXURY HEADER (Breakpoint 1120px)
   ========================================================================== */

.scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: transparent;
  z-index: 1000;
  pointer-events: none;
}

.scroll-progress__bar {
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, var(--taupe) 0%, var(--gold-burin) 100%);
  transition: width 0.1s linear;
}

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 900;
  background: rgba(250, 248, 245, 0.92);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border-light);
  transition: background-color 0.4s var(--ease-luxury), border-color 0.4s var(--ease-luxury);
}

.site-header--scrolled {
  background: rgba(250, 248, 245, 0.98);
  border-bottom-color: rgba(134, 122, 111, 0.3);
  box-shadow: 0 8px 24px -6px rgba(26, 24, 23, 0.08);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 76px;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.brand-logo {
  display: inline-flex;
  align-items: center;
  flex-shrink: 0;
}

.brand-logo img {
  height: 44px;
  width: auto;
  object-fit: contain;
  transition: transform 0.3s var(--ease-luxury);
}

.brand-logo:hover img {
  transform: scale(1.02);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: space-around;
  width: 44px;
  height: 44px;
  padding: 10px;
  z-index: 950;
}

.nav-toggle span {
  display: block;
  width: 100%;
  height: 1.5px;
  background-color: var(--text-main);
  transition: transform 0.3s var(--ease-luxury), opacity 0.3s var(--ease-luxury);
}

.nav-toggle[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(8px) rotate(45deg);
}

.nav-toggle[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
}

.nav-toggle[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-8px) rotate(-45deg);
}

.main-nav {
  display: flex;
  align-items: center;
  gap: clamp(1.25rem, 2.4vw, 2.75rem);
}

.main-nav__links {
  display: flex;
  align-items: center;
  gap: clamp(0.75rem, 1.4vw, 1.6rem);
}

.main-nav__link {
  font-family: var(--font-sans);
  font-size: 0.8125rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--text-muted);
  white-space: nowrap;
  position: relative;
  padding-block: 0.35rem;
}

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

.main-nav__link:hover {
  color: var(--text-main);
}

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

.main-nav__link--conditions {
  color: var(--gold-deep);
  font-weight: 600;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 0.85rem;
}

.btn-motion {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.45rem 0.85rem;
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-muted);
  border: 1px solid var(--border-light);
  border-radius: 2px;
  background: rgba(255, 255, 255, 0.6);
  transition: all 0.25s var(--ease-luxury);
}

.btn-motion:hover {
  border-color: var(--taupe);
  color: var(--text-main);
  background: #FFFFFF;
}

.btn-motion__dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: #22c55e;
  animation: pulse-hallmark 2s infinite ease-in-out;
}

.motion-paused .btn-motion__dot {
  background-color: #94a3b8;
  animation: none;
}

.btn-cta-nav {
  display: inline-flex;
  align-items: center;
  padding: 0.48rem 1.05rem;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--bg-white);
  background: var(--bg-iron);
  border: 1px solid var(--bg-iron);
  border-radius: 2px;
  transition: all 0.3s var(--ease-luxury);
}

.btn-cta-nav:hover {
  background: var(--taupe-deep);
  border-color: var(--taupe-deep);
  transform: translateY(-1px);
}

/* ==========================================================================
   TYPOGRAPHIE ÉDITORIALE & BOUTONS
   ========================================================================== */

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--taupe-deep);
  margin-bottom: 1.15rem;
}

.eyebrow::before {
  content: '';
  display: inline-block;
  width: 24px;
  height: 1px;
  background-color: var(--gold-burin);
}

.eyebrow--light {
  color: var(--gold-light);
}

.eyebrow--light::before {
  background-color: var(--gold-light);
}

.section-title {
  font-family: var(--font-serif);
  font-size: clamp(2.1rem, 3.8vw, 3.4rem);
  font-weight: 400;
  line-height: 1.12;
  letter-spacing: -0.015em;
  color: var(--text-main);
  margin-bottom: 1.4rem;
}

.section-title em {
  font-style: italic;
  font-weight: 400;
}

.section-title--light {
  color: var(--text-on-dark);
}

.section-lead {
  font-size: clamp(1.05rem, 1.2vw, 1.1875rem);
  line-height: 1.78;
  color: var(--text-muted);
  max-width: 66ch;
}

.section-lead--light {
  color: var(--text-on-dark-muted);
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.65rem;
  padding: 0.95rem 2.1rem;
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: #12100F;
  background: var(--gold-champagne);
  border: 1px solid var(--gold-light);
  border-radius: 2px;
  box-shadow: 0 4px 18px -4px rgba(179, 146, 104, 0.4);
  transition: all 0.3s var(--ease-luxury);
}

.btn-primary:hover {
  background: #FFFFFF;
  color: var(--bg-iron);
  border-color: #FFFFFF;
  transform: translateY(-2px);
  box-shadow: 0 8px 26px -6px rgba(179, 146, 104, 0.6);
}

.btn-outline-light {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.65rem;
  padding: 0.95rem 2.1rem;
  font-size: 0.8125rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-on-dark);
  background: transparent;
  border: 1px solid rgba(245, 242, 237, 0.32);
  border-radius: 2px;
  transition: all 0.3s var(--ease-luxury);
}

.btn-outline-light:hover {
  border-color: var(--text-on-dark);
  background: rgba(255, 255, 255, 0.08);
  transform: translateY(-2px);
}

.btn-outline-dark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.65rem;
  padding: 0.95rem 2.1rem;
  font-size: 0.8125rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-main);
  background: transparent;
  border: 1px solid var(--border-strong);
  border-radius: 2px;
  transition: all 0.3s var(--ease-luxury);
}

.btn-outline-dark:hover {
  border-color: var(--text-main);
  background: var(--bg-paper-warm);
  transform: translateY(-2px);
}

/* ==========================================================================
   BLOC 1 — OUVERTURE CINÉMATOGRAPHIQUE (MOMENT PLEIN ÉCRAN N°1)
   ========================================================================== */

.hero-fullscreen {
  position: relative;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  background-color: var(--bg-atelier);
  color: var(--text-on-dark);
  padding-top: 100px;
  padding-bottom: 2.5rem;
  overflow: hidden;
}

.hero-fullscreen__media {
  position: absolute;
  inset: 0;
  z-index: 1;
  overflow: hidden;
  pointer-events: none;
}

.hero-fullscreen__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 38%;
  filter: brightness(0.72) contrast(1.08);
  animation: hero-breathe 22s infinite ease-in-out;
  transform-origin: center center;
  will-change: transform;
}

.hero-fullscreen__veil {
  position: absolute;
  inset: 0;
  z-index: 2;
  background: linear-gradient(
    180deg,
    rgba(18, 16, 15, 0.72) 0%,
    rgba(18, 16, 15, 0.35) 45%,
    rgba(18, 16, 15, 0.88) 85%,
    rgba(18, 16, 15, 0.98) 100%
  );
  pointer-events: none;
}

.hero-fullscreen__grid-lines {
  position: absolute;
  inset: 0;
  z-index: 2;
  pointer-events: none;
  opacity: 0.22;
  background-image:
    linear-gradient(to right, rgba(179, 146, 104, 0.25) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(179, 146, 104, 0.25) 1px, transparent 1px);
  background-size: 140px 140px;
  mask-image: radial-gradient(circle at 50% 50%, black 30%, transparent 80%);
  -webkit-mask-image: radial-gradient(circle at 50% 50%, black 30%, transparent 80%);
}

.hero-fullscreen__burin-svg {
  position: absolute;
  right: 5%;
  top: 18%;
  width: 480px;
  height: 380px;
  z-index: 2;
  pointer-events: none;
  opacity: 0.45;
}

.hero-fullscreen__burin-svg path {
  stroke: var(--gold-champagne);
  stroke-width: 1;
  fill: none;
  stroke-dasharray: 800;
  stroke-dashoffset: 800;
  animation: burin-stroke-draw 2.8s 0.3s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

.hero-fullscreen__content {
  position: relative;
  z-index: 3;
  width: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--gutter);
  padding-block: clamp(3rem, 6vw, 5.5rem);
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(320px, 0.85fr);
  gap: clamp(2.5rem, 5vw, 5.5rem);
  align-items: center;
}

.hero-fullscreen__main {
  max-width: 760px;
}

.hero-fullscreen__title {
  font-family: var(--font-serif);
  font-size: clamp(2.6rem, 5.2vw, 4.8rem);
  font-weight: 400;
  line-height: 1.05;
  letter-spacing: -0.02em;
  color: var(--text-on-dark);
  margin-bottom: 1.6rem;
  text-shadow: 0 4px 24px rgba(0, 0, 0, 0.5);
}

.hero-fullscreen__title em {
  font-style: italic;
  font-weight: 400;
  color: var(--gold-light);
}

.hero-fullscreen__lead {
  font-size: clamp(1.0625rem, 1.25vw, 1.25rem);
  line-height: 1.76;
  color: var(--text-on-dark-muted);
  margin-bottom: 2.2rem;
  max-width: 62ch;
  text-shadow: 0 2px 12px rgba(0, 0, 0, 0.6);
}

.hero-fullscreen__actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1.15rem;
}

/* Floating Specimen Box (Haute Joaillerie Atelier Specimen) */
.hero-specimen-card {
  background: rgba(26, 24, 23, 0.78);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border: 1px solid var(--border-gold);
  border-radius: 2px;
  padding: 1.85rem;
  box-shadow: 0 24px 50px -10px rgba(0, 0, 0, 0.6);
  position: relative;
  animation: float-specimen 7s infinite ease-in-out;
  transition: transform 0.4s var(--ease-luxury), border-color 0.4s var(--ease-luxury);
}

.hero-specimen-card:hover {
  border-color: var(--gold-light);
}

.hero-specimen-card__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.1rem;
  padding-bottom: 0.85rem;
  border-bottom: 1px solid var(--border-dark);
}

.hero-specimen-card__tag {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--gold-light);
}

.hero-specimen-card__hallmark {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  color: var(--taupe-light);
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.hero-specimen-card__hallmark::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: var(--gold-champagne);
  display: inline-block;
}

.hero-specimen-card__title {
  font-family: var(--font-serif);
  font-size: 1.45rem;
  font-weight: 400;
  line-height: 1.25;
  color: var(--text-on-dark);
  margin-bottom: 0.75rem;
}

.hero-specimen-card__desc {
  font-size: 0.875rem;
  line-height: 1.65;
  color: var(--text-on-dark-muted);
  margin-bottom: 1.35rem;
}

.hero-specimen-card__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.85rem;
  padding-top: 1rem;
  border-top: 1px solid var(--border-dark);
}

.hero-specimen-card__item p:first-child {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--taupe-light);
  margin-bottom: 0.2rem;
}

.hero-specimen-card__item p:last-child {
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--text-on-dark);
}

/* Bottom Bar des Repères */
.hero-bottom-bar {
  position: relative;
  z-index: 3;
  width: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.hero-bottom-bar__inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1.2rem;
  padding-top: 1.4rem;
  border-top: 1px solid rgba(245, 242, 237, 0.18);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  color: var(--text-on-dark-muted);
}

.hero-bottom-bar__landmarks {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: clamp(1rem, 2.5vw, 2.2rem);
}

.hero-bottom-bar__landmarks span strong {
  color: var(--gold-light);
  font-weight: 600;
}

/* ==========================================================================
   BLOC 2 — DIE ZWEI HÄUSER (FOND ALBÂTRE / PIERRE CLAIRE #FAF8F5)
   ========================================================================== */

.section-houses {
  padding-block: var(--section-pad);
  background-color: var(--bg-stone);
  position: relative;
}

.houses-intro {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr);
  gap: clamp(2rem, 4vw, 4.5rem);
  align-items: end;
  margin-bottom: clamp(3.5rem, 6vw, 5rem);
}

.houses-diptych {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: clamp(1.75rem, 3.5vw, 3.75rem);
}

.house-panel {
  background: var(--bg-white);
  border: 1px solid var(--border-light);
  border-radius: 2px;
  overflow: hidden;
  box-shadow: var(--shadow-paper);
  display: flex;
  flex-direction: column;
  transition: transform 0.4s var(--ease-luxury), box-shadow 0.4s var(--ease-luxury), border-color 0.4s var(--ease-luxury);
}

.house-panel:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lift);
  border-color: var(--taupe);
}

.house-panel__media {
  position: relative;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  background-color: var(--bg-iron);
}

.house-panel__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.8s var(--ease-luxury);
}

.house-panel:hover .house-panel__media img {
  transform: scale(1.05);
}

.house-panel__coord {
  position: absolute;
  top: 1rem;
  left: 1rem;
  background: rgba(26, 24, 23, 0.82);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  color: var(--text-on-dark);
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 0.4rem 0.75rem;
  border-radius: 2px;
  border: 1px solid rgba(245, 242, 237, 0.18);
}

.house-panel__body {
  padding: clamp(1.8rem, 3vw, 2.75rem);
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.house-panel__subtitle {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--taupe-deep);
  margin-bottom: 0.5rem;
}

.house-panel__title {
  font-family: var(--font-serif);
  font-size: clamp(1.6rem, 2.3vw, 2.15rem);
  font-weight: 400;
  line-height: 1.2;
  color: var(--text-main);
  margin-bottom: 1.15rem;
}

.house-panel__desc {
  font-size: 0.95rem;
  line-height: 1.74;
  color: var(--text-muted);
  margin-bottom: 1.8rem;
}

.house-departments {
  margin-top: auto;
  padding-top: 1.4rem;
  border-top: 1px solid var(--border-light);
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.1rem;
  margin-bottom: 1.6rem;
}

.house-dept strong {
  display: block;
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--text-main);
  margin-bottom: 0.2rem;
}

.house-dept span {
  display: block;
  font-size: 0.75rem;
  line-height: 1.5;
  color: var(--text-subtle);
}

.house-panel__links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  padding-top: 1.1rem;
  border-top: 1px dashed var(--border-light);
}

.house-panel__links a {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.08em;
  color: var(--taupe-deep);
  padding: 0.35rem 0.65rem;
  background: var(--bg-paper);
  border-radius: 2px;
}

.house-panel__links a:hover {
  background: var(--bg-iron);
  color: var(--bg-white);
}

/* ==========================================================================
   BLOC 3 — LE MOMENT PLEIN ÉCRAN N°2 : DIE GRAVUR IM FLACHSTICH (FER BRUNI)
   ========================================================================== */

.moment-flachstich {
  position: relative;
  min-height: 85vh;
  display: flex;
  align-items: center;
  background-color: var(--bg-iron);
  color: var(--text-on-dark);
  overflow: hidden;
  padding-block: clamp(5rem, 8vw, 7.5rem);
}

.moment-flachstich__media {
  position: absolute;
  inset: 0;
  z-index: 1;
}

.moment-flachstich__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 42%;
  filter: brightness(0.65) contrast(1.15);
  animation: hero-breathe 24s infinite ease-in-out reverse;
}

.moment-flachstich__veil {
  position: absolute;
  inset: 0;
  z-index: 2;
  background: radial-gradient(circle at 75% 50%, rgba(26, 24, 23, 0.4) 0%, rgba(18, 16, 15, 0.92) 80%);
}

.moment-flachstich__container {
  position: relative;
  z-index: 3;
  width: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--gutter);
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(320px, 0.9fr);
  gap: clamp(3rem, 6vw, 6rem);
  align-items: center;
}

.moment-flachstich__content {
  max-width: 620px;
}

.moment-flachstich__content .section-title {
  color: var(--text-on-dark);
  margin-bottom: 1.4rem;
}

.moment-flachstich__content .section-lead {
  color: var(--text-on-dark-muted);
  margin-bottom: 2rem;
}

/* Interactive Burin Loupe / Craft Inspection */
.flachstich-loupe-box {
  background: rgba(36, 33, 31, 0.85);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--border-gold);
  border-radius: 2px;
  padding: 2.2rem;
  box-shadow: var(--shadow-dark);
  position: relative;
}

.flachstich-loupe-box__title {
  font-family: var(--font-serif);
  font-size: 1.55rem;
  color: var(--gold-light);
  margin-bottom: 0.75rem;
}

.flachstich-loupe-box__text {
  font-size: 0.875rem;
  line-height: 1.7;
  color: var(--text-on-dark-muted);
  margin-bottom: 1.5rem;
}

.flachstich-metrics {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  padding-top: 1.2rem;
  border-top: 1px solid var(--border-dark);
}

.flachstich-metric strong {
  display: block;
  font-family: var(--font-mono);
  font-size: 1.35rem;
  color: var(--text-on-dark);
  margin-bottom: 0.2rem;
}

.flachstich-metric span {
  display: block;
  font-size: 0.6875rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--taupe-light);
}

/* ==========================================================================
   BLOC 4 — L'ÉTABLI INTERACTIF SIGNATURE : "DER ZÜRCHER WERKBANK-SIMULATOR"
   ========================================================================== */

.section-werkbank {
  padding-block: var(--section-pad);
  background-color: var(--bg-paper);
  position: relative;
  border-top: 1px solid var(--border-light);
  border-bottom: 1px solid var(--border-light);
}

.werkbank-header {
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(0, 1fr);
  gap: clamp(2rem, 4vw, 4.5rem);
  align-items: end;
  margin-bottom: clamp(3rem, 5vw, 4.5rem);
}

/* Atelier Selector Pills */
.atelier-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: 2.5rem;
  border-bottom: 1px solid var(--border-light);
  padding-bottom: 1.25rem;
}

.atelier-nav-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.85rem 1.6rem;
  font-family: var(--font-sans);
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-muted);
  background: var(--bg-white);
  border: 1px solid var(--border-light);
  border-radius: 2px;
  transition: all 0.3s var(--ease-luxury);
}

.atelier-nav-btn strong {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--taupe);
}

.atelier-nav-btn:hover {
  border-color: var(--taupe);
  color: var(--text-main);
  transform: translateY(-2px);
}

.atelier-nav-btn.is-active {
  background: var(--bg-iron);
  color: var(--bg-white);
  border-color: var(--bg-iron);
  box-shadow: 0 8px 24px -6px rgba(26, 24, 23, 0.25);
}

.atelier-nav-btn.is-active strong {
  color: var(--gold-light);
}

/* Masterpiece Interactive Display Cards */
.werkbank-stage {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(340px, 0.85fr);
  gap: clamp(2.5rem, 5vw, 5rem);
  align-items: center;
  background: var(--bg-white);
  border: 1px solid var(--border-light);
  border-radius: 2px;
  padding: clamp(2rem, 4vw, 3.75rem);
  box-shadow: var(--shadow-paper);
}

.werkbank-stage__visual {
  position: relative;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  background-color: var(--bg-iron);
  border-radius: 2px;
  border: 1px solid var(--border-light);
}

.werkbank-stage__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s var(--ease-luxury), opacity 0.5s var(--ease-luxury);
}

/* Interactive Controls for Pieces */
.werkbank-controls {
  position: absolute;
  bottom: 1.2rem;
  left: 1.2rem;
  right: 1.2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: rgba(26, 24, 23, 0.88);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--border-gold);
  border-radius: 2px;
  padding: 0.65rem 1rem;
  color: var(--text-on-dark);
}

.werkbank-toggle-btn {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-on-dark-muted);
  padding: 0.35rem 0.75rem;
  border-radius: 2px;
  transition: all 0.25s var(--ease-luxury);
}

.werkbank-toggle-btn.is-active {
  background: var(--gold-champagne);
  color: #12100F;
  font-weight: 600;
}

/* Masterpiece Info Panel */
.werkbank-info {
  display: flex;
  flex-direction: column;
}

.werkbank-info__eyebrow {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--gold-deep);
  margin-bottom: 0.5rem;
}

.werkbank-info__title {
  font-family: var(--font-serif);
  font-size: clamp(1.8rem, 2.6vw, 2.45rem);
  font-weight: 400;
  line-height: 1.15;
  color: var(--text-main);
  margin-bottom: 1.2rem;
}

.werkbank-info__desc {
  font-size: 0.95rem;
  line-height: 1.76;
  color: var(--text-muted);
  margin-bottom: 1.8rem;
}

.werkbank-meta-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.1rem;
  padding-top: 1.4rem;
  border-top: 1px solid var(--border-light);
  margin-bottom: 1.8rem;
}

.werkbank-meta-item p:first-child {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--taupe-deep);
  margin-bottom: 0.25rem;
}

.werkbank-meta-item p:last-child {
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--text-main);
}

/* Balance Wheel Animation Widget */
.balance-wheel-widget {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  padding: 1rem 1.25rem;
  background: var(--bg-paper);
  border: 1px solid var(--border-light);
  border-radius: 2px;
}

.balance-wheel-svg {
  width: 44px;
  height: 44px;
  animation: balance-wheel-tick 0.2s infinite cubic-bezier(0.4, 0, 0.6, 1);
  will-change: transform;
}

.balance-wheel-info strong {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  color: var(--text-main);
}

.balance-wheel-info span {
  display: block;
  font-size: 0.75rem;
  color: var(--text-subtle);
}

/* ==========================================================================
   BLOC 5 — DAS ARCHIV SEIT 1881 (TABLE D'ARCHIVES & TIRAGES INCLINÉS .TAPE)
   ========================================================================== */

.section-archives {
  padding-block: var(--section-pad);
  background-color: var(--bg-stone);
  position: relative;
}

.archives-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: clamp(1.25rem, 2.5vw, 2.25rem);
  margin-top: 3.5rem;
}

.archive-card {
  background: #FFFFFF;
  padding: 1rem 1rem 1.4rem;
  box-shadow: 0 12px 32px -8px rgba(26, 24, 23, 0.15);
  border: 1px solid var(--border-light);
  position: relative;
  transition: transform 0.4s var(--ease-luxury), box-shadow 0.4s var(--ease-luxury);
}

.archive-card:hover {
  transform: scale(1.04) rotate(0deg) !important;
  box-shadow: 0 20px 48px -10px rgba(26, 24, 23, 0.24);
  z-index: 10;
}

.archive-card:nth-child(1) { transform: rotate(-2.2deg); }
.archive-card:nth-child(2) { transform: rotate(1.8deg); }
.archive-card:nth-child(3) { transform: rotate(-1.4deg); }
.archive-card:nth-child(4) { transform: rotate(2.4deg); }

/* Ruban adhésif translucide (.tape) */
.tape {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  width: 72px;
  height: 22px;
  background: rgba(220, 215, 205, 0.75);
  backdrop-filter: blur(2px);
  -webkit-backdrop-filter: blur(2px);
  border-left: 1px dashed rgba(255, 255, 255, 0.5);
  border-right: 1px dashed rgba(255, 255, 255, 0.5);
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.08);
  z-index: 2;
  pointer-events: none;
}

.archive-card__media {
  aspect-ratio: 4 / 3;
  overflow: hidden;
  background-color: var(--bg-paper);
  margin-bottom: 0.9rem;
}

.archive-card__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: sepia(0.08) contrast(1.04);
}

.archive-card__date {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--gold-deep);
  margin-bottom: 0.35rem;
}

.archive-card__title {
  font-family: var(--font-serif);
  font-size: 1.05rem;
  font-weight: 500;
  line-height: 1.3;
  color: var(--text-main);
  margin-bottom: 0.5rem;
}

.archive-card__desc {
  font-size: 0.75rem;
  line-height: 1.5;
  color: var(--text-subtle);
}

/* ==========================================================================
   BLOC 6 — DAS MAGAZIN MEISTERWERK & AKRIS ALLIANZ (SPREAD ÉDITORIAL)
   ========================================================================== */

.section-meisterwerk {
  padding-block: var(--section-pad);
  background-color: var(--bg-paper-warm);
  position: relative;
  border-top: 1px solid var(--border-light);
}

.meisterwerk-spread {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.25fr);
  gap: clamp(2.5rem, 5vw, 5.5rem);
  align-items: center;
}

/* 3D Magazine Covers Tilt on Hover */
.magazine-duo {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1.25rem;
  perspective: 1200px;
}

.magazine-cover {
  width: 46%;
  box-shadow: -12px 18px 40px -10px rgba(26, 24, 23, 0.3);
  border-radius: 2px;
  overflow: hidden;
  transition: transform 0.6s var(--ease-luxury), box-shadow 0.6s var(--ease-luxury);
}

.magazine-cover:nth-child(1) {
  transform: rotateY(14deg) rotateZ(-2deg);
}

.magazine-cover:nth-child(2) {
  transform: rotateY(-12deg) rotateZ(2deg) translateY(18px);
}

.magazine-cover:hover {
  transform: rotateY(0deg) rotateZ(0deg) scale(1.05) translateY(-8px) !important;
  box-shadow: 0 24px 60px -12px rgba(26, 24, 23, 0.4);
  z-index: 10;
}

.magazine-quote-box {
  background: #FFFFFF;
  padding: clamp(2rem, 4vw, 3.25rem);
  border: 1px solid var(--border-light);
  border-radius: 2px;
  box-shadow: var(--shadow-paper);
}

.magazine-quote-box blockquote {
  font-family: var(--font-serif);
  font-size: clamp(1.4rem, 2.1vw, 1.85rem);
  font-style: italic;
  line-height: 1.35;
  color: var(--text-main);
  margin-bottom: 1.4rem;
  position: relative;
}

.magazine-quote-box blockquote::before {
  content: '«';
  font-size: 3rem;
  color: var(--gold-burin);
  line-height: 0;
  vertical-align: -0.4rem;
  margin-right: 0.4rem;
}

.magazine-author {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--taupe-deep);
  border-top: 1px solid var(--border-light);
  padding-top: 1rem;
}

/* ==========================================================================
   BLOC 7 — COUCHE 3 : CLOSING MONUMENTAL & ACCÈS CONDITIONS
   ========================================================================== */

.section-closing {
  padding-block: var(--section-pad);
  background: var(--bg-atelier);
  color: var(--text-on-dark);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.section-closing::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 1px;
  height: 80px;
  background: linear-gradient(180deg, var(--gold-burin), transparent);
}

.closing-seal {
  display: inline-block;
  margin-bottom: 1.8rem;
  opacity: 0.85;
}

.closing-seal img {
  height: 52px;
  width: auto;
  margin-inline: auto;
}

.closing-title {
  font-family: var(--font-serif);
  font-size: clamp(2.2rem, 4.4vw, 3.8rem);
  font-weight: 400;
  line-height: 1.1;
  color: var(--text-on-dark);
  max-width: 22ch;
  margin-inline: auto;
  margin-bottom: 1.6rem;
}

.closing-title em {
  font-style: italic;
  color: var(--gold-light);
}

.closing-lead {
  font-size: clamp(1rem, 1.2vw, 1.15rem);
  line-height: 1.8;
  color: var(--text-on-dark-muted);
  max-width: 60ch;
  margin-inline: auto;
  margin-bottom: 2.6rem;
}

.closing-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 1.2rem;
  margin-bottom: 3.5rem;
}

.closing-footnote {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--taupe);
}

/* ==========================================================================
   FOOTER LUXPOTENTIAL PUBLIC CONFORME (Signatures & Liens)
   ========================================================================== */

.site-footer {
  background: #0E0C0B;
  color: var(--text-on-dark-muted);
  padding-block: 3.5rem 2.5rem;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  font-size: 0.8125rem;
}

.footer-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1.8rem;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.footer-copy {
  display: flex;
  align-items: center;
  gap: 0.65rem;
}

.footer-copy a {
  color: var(--gold-light);
}

.footer-copy a:hover {
  text-decoration: underline;
}

.footer-legal {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.08em;
  color: var(--taupe);
}

/* ==========================================================================
   PAGE /CONDITIONS/ (INTÉGRITÉ COMPLÈTE CONSERVÉE)
   ========================================================================== */

.conditions-hero {
  padding-top: 140px;
  padding-bottom: 4rem;
  background-color: var(--bg-paper);
  border-bottom: 1px solid var(--border-light);
}

.conditions-hero__header {
  max-width: 800px;
}

.plans-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: clamp(1.5rem, 2.8vw, 2.5rem);
  margin-block: 4.5rem;
}

.plan-card {
  background: var(--bg-white);
  border: 1px solid var(--border-light);
  border-radius: 2px;
  padding: clamp(2rem, 3vw, 2.8rem);
  box-shadow: var(--shadow-paper);
  display: flex;
  flex-direction: column;
  position: relative;
  transition: transform 0.35s var(--ease-luxury), box-shadow 0.35s var(--ease-luxury), border-color 0.35s var(--ease-luxury);
}

.plan-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lift);
  border-color: var(--taupe);
}

.plan-card--featured {
  border-color: var(--gold-burin);
  box-shadow: 0 20px 50px -10px rgba(179, 146, 104, 0.22);
}

.plan-card__badge {
  position: absolute;
  top: -12px;
  right: 1.5rem;
  background: var(--bg-iron);
  color: var(--gold-light);
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 0.35rem 0.85rem;
  border-radius: 2px;
  border: 1px solid var(--gold-burin);
}

.plan-card__num {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.14em;
  color: var(--taupe-deep);
  margin-bottom: 0.4rem;
}

.plan-card__title {
  font-family: var(--font-serif);
  font-size: 1.85rem;
  font-weight: 400;
  line-height: 1.2;
  color: var(--text-main);
  margin-bottom: 0.75rem;
}

.plan-card__price {
  font-family: var(--font-mono);
  font-size: 1.75rem;
  font-weight: 600;
  color: var(--text-main);
  margin-bottom: 0.35rem;
}

.plan-card__vat {
  font-size: 0.75rem;
  color: var(--text-subtle);
  margin-bottom: 1.8rem;
  padding-bottom: 1.4rem;
  border-bottom: 1px solid var(--border-light);
}

.plan-card__features {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
  margin-bottom: 2.2rem;
  flex-grow: 1;
}

.plan-card__features li {
  font-size: 0.875rem;
  line-height: 1.55;
  color: var(--text-muted);
  position: relative;
  padding-left: 1.4rem;
}

.plan-card__features li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--gold-deep);
  font-weight: 600;
}

/* Comparison Table */
.comparison-section {
  padding-block: var(--section-pad);
  background-color: var(--bg-white);
  border-top: 1px solid var(--border-light);
}

.comparison-table-wrapper {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  margin-top: 3rem;
  border: 1px solid var(--border-light);
  border-radius: 2px;
}

.comparison-table {
  width: 100%;
  min-width: 680px;
  border-collapse: collapse;
  font-size: 0.875rem;
}

.comparison-table th,
.comparison-table td {
  padding: 1.15rem 1.4rem;
  text-align: left;
  border-bottom: 1px solid var(--border-light);
}

.comparison-table thead th {
  background: var(--bg-paper);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-main);
}

.comparison-table tbody tr:hover td {
  background-color: var(--bg-stone);
}

/* FAQ Accordions */
.faq-section {
  padding-block: var(--section-pad);
  background-color: var(--bg-stone);
  border-top: 1px solid var(--border-light);
}

.faq-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: clamp(1.2rem, 2.5vw, 2.2rem);
  margin-top: 3.5rem;
}

.faq-item {
  background: var(--bg-white);
  border: 1px solid var(--border-light);
  border-radius: 2px;
  overflow: hidden;
  transition: border-color 0.3s var(--ease-luxury);
}

.faq-item:hover {
  border-color: var(--taupe);
}

.faq-question {
  width: 100%;
  text-align: left;
  padding: 1.4rem 1.6rem;
  font-family: var(--font-serif);
  font-size: 1.25rem;
  font-weight: 500;
  color: var(--text-main);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.faq-icon {
  font-family: var(--font-mono);
  font-size: 1.1rem;
  color: var(--gold-deep);
  transition: transform 0.3s var(--ease-luxury);
}

.faq-item.is-open .faq-icon {
  transform: rotate(45deg);
}

.faq-answer {
  display: none;
  padding: 0 1.6rem 1.5rem;
  font-size: 0.875rem;
  line-height: 1.7;
  color: var(--text-muted);
}

.faq-item.is-open .faq-answer {
  display: block;
}

/* ==========================================================================
   RESPONSIVE DESIGN & ANTI-COLLISION (1120, 768, 390, 320 px)
   ========================================================================== */

@media (max-width: 1120px) {
  .nav-toggle {
    display: flex;
  }

  .main-nav {
    position: fixed;
    top: 76px;
    left: 0;
    width: 100%;
    height: calc(100vh - 76px);
    background: var(--bg-stone);
    flex-direction: column;
    align-items: flex-start;
    padding: 2.5rem var(--gutter);
    overflow-y: auto;
    transform: translateX(100%);
    transition: transform 0.4s var(--ease-luxury);
    z-index: 890;
    border-top: 1px solid var(--border-light);
  }

  .main-nav.is-open {
    transform: translateX(0);
  }

  .main-nav__links {
    flex-direction: column;
    align-items: flex-start;
    gap: 1.4rem;
    width: 100%;
    margin-bottom: 2rem;
  }

  .main-nav__link {
    font-size: 1.15rem;
    padding-block: 0.5rem;
    width: 100%;
    border-bottom: 1px solid var(--border-light);
  }

  .nav-actions {
    flex-direction: column;
    align-items: flex-start;
    gap: 1.2rem;
    width: 100%;
  }

  .btn-cta-nav, .btn-motion {
    width: 100%;
    justify-content: center;
    padding: 0.85rem;
  }

  .hero-fullscreen__content {
    grid-template-columns: 1fr;
    gap: 3rem;
  }

  .houses-intro, .werkbank-header, .meisterwerk-spread {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }

  .moment-flachstich__container {
    grid-template-columns: 1fr;
    gap: 3rem;
  }

  .werkbank-stage {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }

  .archives-grid {
    grid-template-columns: repeat(2, 1fr);
  }

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

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

@media (max-width: 768px) {
  .houses-diptych {
    grid-template-columns: 1fr;
  }

  .hero-bottom-bar__inner {
    flex-direction: column;
    align-items: flex-start;
  }

  .flachstich-metrics {
    grid-template-columns: 1fr;
    gap: 0.75rem;
  }

  .magazine-duo {
    flex-direction: column;
  }

  .magazine-cover {
    width: 80%;
  }

  .archives-grid {
    grid-template-columns: 1fr;
    max-width: 360px;
    margin-inline: auto;
  }

  .footer-inner {
    flex-direction: column;
    align-items: flex-start;
  }
}

@media (max-width: 390px) {
  .hero-fullscreen__title {
    font-size: 2.2rem;
  }

  .hero-fullscreen__actions {
    flex-direction: column;
    width: 100%;
  }

  .hero-fullscreen__actions a {
    width: 100%;
  }

  .house-departments {
    grid-template-columns: 1fr;
  }

  .werkbank-meta-grid {
    grid-template-columns: 1fr;
  }
}

/* ==========================================================================
   CONDITIONS SPECIFIC STYLES (Collage, Metrics, Plan Specs, Term Links)
   ========================================================================== */

.btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.65rem;
  padding: 0.95rem 2.1rem;
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-main);
  background: var(--bg-paper-warm);
  border: 1px solid var(--border-strong);
  border-radius: 2px;
  transition: all 0.3s var(--ease-luxury);
}

.btn-secondary:hover {
  background: var(--bg-iron);
  color: var(--bg-white);
  border-color: var(--bg-iron);
  transform: translateY(-2px);
}

.conditions-hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(360px, 0.95fr);
  gap: clamp(2.5rem, 5vw, 5.5rem);
  align-items: center;
}

.conditions-hero__title {
  font-family: var(--font-serif);
  font-size: clamp(2.3rem, 4vw, 3.6rem);
  font-weight: 400;
  line-height: 1.1;
  color: var(--text-main);
  margin-bottom: 1.6rem;
}

.conditions-hero__title em {
  display: block;
  font-style: italic;
  color: var(--taupe-deep);
}

.conditions-hero__prose p {
  font-size: 1.05rem;
  line-height: 1.76;
  color: var(--text-muted);
  margin-bottom: 1.2rem;
}

.conditions-hero__actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1.15rem;
  margin-top: 2rem;
  margin-bottom: 1.4rem;
}

.conditions-hero__byline {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--taupe-deep);
}

/* Collage Stage for Client Photos */
.collage-stage {
  position: relative;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
  padding: 1.25rem;
  background: var(--bg-stone);
  border: 1px solid var(--border-light);
  box-shadow: var(--shadow-paper);
}

.collage-card {
  background: #FFFFFF;
  padding: 0.65rem;
  box-shadow: 0 10px 25px -6px rgba(26, 24, 23, 0.15);
  border: 1px solid var(--border-light);
  border-radius: 2px;
}

.collage-card img {
  width: 100%;
  height: auto;
  object-fit: cover;
  display: block;
}

.collage-card span {
  display: block;
  font-size: 0.6875rem;
  color: var(--text-subtle);
  margin-top: 0.4rem;
  line-height: 1.35;
}

.collage-card--portrait {
  grid-row: span 2;
}

.collage-stamp {
  position: absolute;
  bottom: 0.5rem;
  right: 0.5rem;
  background: var(--bg-iron);
  color: var(--gold-light);
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 0.4rem 0.85rem;
  border-radius: 2px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.25);
}

/* Metrics Band */
.metrics-band {
  padding-block: var(--section-pad);
  background-color: var(--bg-iron);
  color: var(--text-on-dark);
}

.metrics-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: clamp(1.5rem, 3vw, 2.75rem);
  margin-top: 3.5rem;
  margin-bottom: 2rem;
}

.metric-item {
  border-top: 1px solid var(--border-dark);
  padding-top: 1.4rem;
}

.metric-item__val {
  font-family: var(--font-mono);
  font-size: clamp(2rem, 3.2vw, 3rem);
  font-weight: 600;
  color: var(--gold-light);
  line-height: 1;
  margin-bottom: 0.75rem;
}

.metric-item__label {
  font-size: 0.8125rem;
  line-height: 1.6;
  color: var(--text-on-dark-muted);
}

.metrics-band__note {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--taupe-light);
  letter-spacing: 0.08em;
}

/* Plan Specs on Cards */
.plan-card__ghost {
  position: absolute;
  top: 1.5rem;
  right: 1.75rem;
  font-family: var(--font-mono);
  font-size: 2.2rem;
  font-weight: 600;
  color: var(--taupe-ghost);
  line-height: 1;
  pointer-events: none;
}

.plan-card__name {
  font-family: var(--font-serif);
  font-size: 1.85rem;
  font-weight: 400;
  line-height: 1.2;
  color: var(--text-main);
  margin-bottom: 0.75rem;
}

.plan-card__tax {
  font-size: 0.75rem;
  color: var(--text-subtle);
  margin-bottom: 1.2rem;
}

.plan-card__situation {
  font-size: 0.875rem;
  line-height: 1.65;
  color: var(--text-muted);
  margin-bottom: 1.6rem;
  padding-bottom: 1.4rem;
  border-bottom: 1px solid var(--border-light);
}

.plan-specs {
  display: flex;
  flex-direction: column;
  gap: 1.15rem;
  margin-bottom: 1.8rem;
  flex-grow: 1;
}

.plan-specs li {
  font-size: 0.8125rem;
  line-height: 1.6;
  color: var(--text-muted);
}

.plan-specs li strong {
  display: block;
  font-size: 0.75rem;
  font-family: var(--font-mono);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--taupe-deep);
  margin-bottom: 0.2rem;
}

.plan-card__delivery {
  font-size: 0.8125rem;
  line-height: 1.5;
  color: var(--text-muted);
  margin-bottom: 1.8rem;
  padding-top: 1.1rem;
  border-top: 1px dashed var(--border-light);
}

.term-link {
  color: var(--taupe-deep);
  text-decoration: underline;
  text-decoration-color: var(--border-strong);
  text-underline-offset: 3px;
}

.term-link:hover {
  color: var(--gold-deep);
  text-decoration-color: var(--gold-deep);
}

/* Visibility Box */
.visibilite-box {
  background: var(--bg-stone);
  border: 1px solid var(--border-light);
  border-radius: 2px;
  padding: clamp(2rem, 4vw, 3.5rem);
  margin-block: 4rem;
}

.visibilite-tag {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--gold-deep);
  margin-bottom: 0.75rem;
}

.visibilite-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2.5rem;
  margin-top: 2rem;
}

.visibilite-col h3 {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  margin-bottom: 0.75rem;
}

.visibilite-lead {
  font-size: 0.9375rem;
  line-height: 1.7;
  color: var(--text-muted);
}

/* Step Cards */
.methode-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
  margin-top: 3.5rem;
}

.step-card {
  background: var(--bg-white);
  border: 1px solid var(--border-light);
  border-radius: 2px;
  padding: 1.8rem;
  box-shadow: var(--shadow-paper);
}

.step-num {
  font-family: var(--font-mono);
  font-size: 1.4rem;
  color: var(--gold-deep);
  margin-bottom: 0.75rem;
}

.step-title {
  font-family: var(--font-serif);
  font-size: 1.25rem;
  margin-bottom: 0.5rem;
}

.step-body {
  font-size: 0.8125rem;
  line-height: 1.6;
  color: var(--text-muted);
}

/* Comparison Status Icons */
.comparison-status {
  font-weight: 600;
}

.comparison-status--yes {
  color: #15803d;
}

.comparison-status--no {
  color: #94a3b8;
}

@media (max-width: 1120px) {
  .conditions-hero__grid {
    grid-template-columns: 1fr;
  }
  .metrics-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .methode-steps {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .metrics-grid {
    grid-template-columns: 1fr;
  }
  .visibilite-grid {
    grid-template-columns: 1fr;
  }
  .methode-steps {
    grid-template-columns: 1fr;
  }
  .collage-stage {
    grid-template-columns: 1fr;
  }
}