/* ================================================================
   SILLAGE — La Trace Qui Reste
   Design System & Component Styles
   Ama Impossibile © 2025
   ================================================================ */

/* ── Fonts ─────────────────────────────────────────────────────── */
@import url('https://fonts.googleapis.com/css2?family=EB+Garamond:ital,wght@0,400;0,500;0,600;1,400;1,500&family=Inter:wght@300;400;500&family=Outfit:wght@300;400;500;600&family=Space+Mono:wght@400;700&display=swap');

/* ── Design Tokens ─────────────────────────────────────────────── */
:root {
  /* Palette — from brand boards */
  --ivoire: #F1E8DC;
  --ivoire-warm: #EDE3D5;
  --creme: #F5F0E6;
  --carbone: #1A1A1A;
  --rouille: #C23D19;
  --rouille-soft: rgba(194, 61, 25, 0.12);
  --kaki: #7D7A63;
  --bleu-nuit: #1E2A39;
  --ombre: rgba(26, 26, 26, 0.06);

  /* Typography */
  --font-logo: 'Outfit', sans-serif;
  --font-serif: 'EB Garamond', Georgia, serif;
  --font-sans: 'Inter', -apple-system, sans-serif;
  --font-mono: 'Space Mono', 'Courier New', monospace;

  /* Spacing */
  --section-pad: clamp(5rem, 12vh, 9rem);
  --content-w: min(1140px, 88vw);
  --narrow-w: min(720px, 85vw);
  --gutter: clamp(1.5rem, 4vw, 3rem);

  /* Transitions */
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-in-out: cubic-bezier(0.65, 0, 0.35, 1);
  --duration: 0.8s;
}

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  font-size: 16px;
}

body.sillage-body {
  font-family: var(--font-sans);
  background-color: var(--ivoire);
  color: var(--carbone);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
  min-height: 100vh;
}

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

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

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

::selection {
  background: var(--rouille);
  color: var(--ivoire);
}

/* ── Film Grain Overlay ────────────────────────────────────────── */
.grain-overlay {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 10000;
}

.grain-overlay::before {
  content: '';
  position: absolute;
  inset: -100%;
  width: 300%;
  height: 300%;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.75' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='1'/%3E%3C/svg%3E");
  background-size: 200px 200px;
  opacity: 0.03;
  mix-blend-mode: multiply;
  animation: grain-shift 0.5s steps(1) infinite;
}

@keyframes grain-shift {
  0%   { transform: translate(0, 0); }
  20%  { transform: translate(-5%, -8%); }
  40%  { transform: translate(3%, 5%); }
  60%  { transform: translate(-3%, -3%); }
  80%  { transform: translate(6%, 2%); }
  100% { transform: translate(0, 0); }
}

/* ── Paper Texture (body background) ───────────────────────────── */
body.sillage-body::before {
  content: '';
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: -1;
  background:
    radial-gradient(ellipse at 25% 0%, rgba(245, 240, 230, 0.6) 0%, transparent 50%),
    radial-gradient(ellipse at 75% 100%, rgba(237, 227, 213, 0.4) 0%, transparent 45%),
    var(--ivoire);
}

/* ── Typography Classes ────────────────────────────────────────── */
.t-logo {
  font-family: var(--font-logo);
  font-weight: 400;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  line-height: 1;
}

.t-serif {
  font-family: var(--font-serif);
  font-weight: 400;
  line-height: 1.7;
}

.t-label {
  font-family: var(--font-sans);
  font-weight: 400;
  font-size: 0.6875rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--kaki);
}

.t-mono {
  font-family: var(--font-mono);
  font-weight: 400;
  font-size: 0.8125rem;
  letter-spacing: 0.02em;
}

/* ── Scroll Reveal Animation ───────────────────────────────────── */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity var(--duration) var(--ease-out),
              transform var(--duration) var(--ease-out);
}

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

.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }
.reveal-delay-5 { transition-delay: 0.5s; }

/* ── Decorative Elements ───────────────────────────────────────── */
.rule {
  width: 40px;
  height: 1px;
  background: var(--carbone);
  opacity: 0.2;
}

.rule--rouille {
  background: var(--rouille);
  opacity: 0.6;
  width: 28px;
  height: 2px;
}

.dot-accent {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--rouille);
  display: inline-block;
}

/* ================================================================
   SECTION 1: L'OUVERTURE (Hero)
   ================================================================ */
.s-opening {
  min-height: 100vh;
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 2rem;
  position: relative;
  overflow: hidden;
}

/* Subtle road line SVG */
.s-opening::after {
  content: '';
  position: absolute;
  bottom: 15%;
  left: 0;
  width: 100%;
  height: 120px;
  background: url("data:image/svg+xml,%3Csvg viewBox='0 0 1200 120' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M0,80 Q200,20 400,60 T800,40 T1200,70' stroke='%231A1A1A' stroke-width='1' fill='none' opacity='0.06'/%3E%3C/svg%3E") no-repeat center;
  background-size: 100% auto;
  opacity: 0;
  animation: road-trace 2s var(--ease-out) 1.5s forwards;
}

@keyframes road-trace {
  to { opacity: 1; }
}

.logo-container {
  position: relative;
  z-index: 1;
}

.logotype {
  font-family: var(--font-logo);
  font-weight: 400;
  font-size: clamp(3.2rem, 9vw, 7.5rem);
  letter-spacing: 0.3em;
  color: var(--carbone);
  line-height: 1;
  margin-right: -0.3em; /* compensate letter-spacing on last char */
  opacity: 0;
  animation: logo-in 1.2s var(--ease-out) 0.3s forwards;
}

@keyframes logo-in {
  from {
    opacity: 0;
    letter-spacing: 0.6em;
    margin-right: -0.6em;
  }
  to {
    opacity: 1;
    letter-spacing: 0.3em;
    margin-right: -0.3em;
  }
}

.logotype .slash {
  color: var(--rouille);
  font-weight: 300;
  position: relative;
}

.tagline {
  font-family: var(--font-sans);
  font-weight: 300;
  font-size: clamp(0.625rem, 1.5vw, 0.8125rem);
  letter-spacing: 0.35em;
  text-transform: uppercase;
  color: var(--kaki);
  margin-top: 1.2rem;
  opacity: 0;
  animation: fade-up 1s var(--ease-out) 1s forwards;
}

@keyframes fade-up {
  from { opacity: 0; transform: translateY(12px); }
  to   { opacity: 1; transform: translateY(0); }
}

.brand-flag {
  display: flex;
  gap: 3px;
  justify-content: center;
  margin-top: 1.5rem;
  opacity: 0;
  animation: fade-up 1s var(--ease-out) 1.3s forwards;
}

.brand-flag span {
  width: 12px;
  height: 3px;
}

.brand-flag .flag-rouille { background: var(--rouille); }
.brand-flag .flag-carbone { background: var(--carbone); }

.depuis-demain {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 0.875rem;
  color: var(--kaki);
  margin-top: 3rem;
  opacity: 0;
  animation: fade-up 1s var(--ease-out) 1.6s forwards;
}

.scroll-hint {
  position: absolute;
  bottom: 2.5rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  opacity: 0;
  animation: fade-up 1s var(--ease-out) 2s forwards;
}

.scroll-hint span {
  font-family: var(--font-sans);
  font-size: 0.5625rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--kaki);
}

.scroll-line {
  width: 1px;
  height: 32px;
  background: var(--kaki);
  opacity: 0.4;
  position: relative;
  overflow: hidden;
}

.scroll-line::after {
  content: '';
  position: absolute;
  top: -100%;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--rouille);
  animation: scroll-pulse 2s ease-in-out infinite;
}

@keyframes scroll-pulse {
  0%   { top: -100%; }
  50%  { top: 100%; }
  100% { top: 100%; }
}

/* ================================================================
   SECTION 2: LE CAHIER (The Road Book)
   ================================================================ */
.s-cahier {
  padding: var(--section-pad) 0;
  position: relative;
}

.cahier-grid {
  max-width: var(--content-w);
  margin: 0 auto;
  padding: 0 var(--gutter);
  display: grid;
  grid-template-columns: 320px 1fr;
  gap: clamp(3rem, 6vw, 6rem);
  align-items: start;
}

/* Timing Card (sticky sidebar) */
.timing-card-wrap {
  position: sticky;
  top: calc(50vh - 180px);
}

.timing-card {
  background: var(--creme);
  border: 1px solid rgba(26, 26, 26, 0.08);
  padding: 2rem;
  position: relative;
}

.timing-card::before {
  content: '';
  position: absolute;
  top: -1px;
  left: 2rem;
  right: 2rem;
  height: 2px;
  background: var(--rouille);
}

.tc-header {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  padding-bottom: 1.25rem;
  border-bottom: 1px solid rgba(26, 26, 26, 0.08);
  margin-bottom: 1.25rem;
}

.tc-title {
  font-family: var(--font-sans);
  font-weight: 400;
  font-size: 0.625rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--kaki);
}

.tc-number {
  font-family: var(--font-mono);
  font-size: 0.875rem;
  color: var(--carbone);
  background: rgba(26, 26, 26, 0.04);
  padding: 0.2em 0.6em;
  border: 1px solid rgba(26, 26, 26, 0.08);
}

.tc-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  padding: 0.625rem 0;
  border-bottom: 1px solid rgba(26, 26, 26, 0.04);
}

.tc-row:last-child {
  border-bottom: none;
}

.tc-label {
  font-family: var(--font-sans);
  font-weight: 300;
  font-size: 0.6875rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--kaki);
}

.tc-value {
  font-family: var(--font-mono);
  font-size: 1rem;
  color: var(--carbone);
}

.tc-value .tc-sep {
  font-size: 0.7em;
  opacity: 0.4;
  margin: 0 1px;
}

.tc-row--accent .tc-value {
  color: var(--rouille);
  font-weight: 700;
}

.tc-coordinates {
  margin-top: 1.5rem;
  padding-top: 1.25rem;
  border-top: 1px solid rgba(26, 26, 26, 0.08);
}

.tc-coord-title {
  font-family: var(--font-logo);
  font-weight: 500;
  font-size: 1.5rem;
  letter-spacing: 0.15em;
  line-height: 1.2;
  margin-bottom: 0.75rem;
}

.tc-coord-data {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--kaki);
  line-height: 1.8;
}

.tc-stage {
  margin-top: 1rem;
  font-family: var(--font-sans);
  font-size: 0.625rem;
  letter-spacing: 0.15em;
  color: var(--rouille);
  text-transform: uppercase;
}

/* Narrative Column */
.narrative {
  padding-top: 2rem;
}

.narrative-intro {
  font-family: var(--font-serif);
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  font-weight: 400;
  line-height: 1.4;
  color: var(--carbone);
  margin-bottom: 3rem;
}

.narrative-body p {
  font-family: var(--font-serif);
  font-size: 1.0625rem;
  line-height: 1.85;
  color: rgba(26, 26, 26, 0.75);
  margin-bottom: 2rem;
  max-width: 540px;
}

.narrative-body p em {
  font-style: italic;
  color: var(--carbone);
}

.narrative-quote {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 1.25rem;
  line-height: 1.6;
  color: var(--carbone);
  padding-left: 1.5rem;
  border-left: 2px solid var(--rouille);
  margin: 3rem 0;
  max-width: 480px;
}

.narrative-data {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--kaki);
  letter-spacing: 0.05em;
  margin-top: 3rem;
}

/* ================================================================
   SECTION 3: LA PIÈCE (The Product)
   ================================================================ */
.s-piece {
  padding: var(--section-pad) 0;
  background: var(--creme);
  position: relative;
}

.s-piece::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(26,26,26,0.08), transparent);
}

.piece-header {
  text-align: center;
  max-width: var(--narrow-w);
  margin: 0 auto 4rem;
  padding: 0 var(--gutter);
}

.piece-header .t-label {
  margin-bottom: 1rem;
}

.piece-title {
  font-family: var(--font-logo);
  font-weight: 400;
  font-size: clamp(1.5rem, 3vw, 2rem);
  letter-spacing: 0.2em;
  text-transform: uppercase;
}

.product-layout {
  max-width: var(--content-w);
  margin: 0 auto;
  padding: 0 var(--gutter);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(2rem, 5vw, 5rem);
  align-items: start;
}

/* Product Image Viewer */
.product-viewer {
  position: relative;
  background: var(--ivoire);
  padding: 2rem;
}

.product-viewer img {
  width: 100%;
  height: auto;
  transition: opacity 0.5s var(--ease-out);
}

.product-view-toggle {
  display: flex;
  gap: 0;
  margin-top: 1.5rem;
  border: 1px solid rgba(26, 26, 26, 0.1);
  width: fit-content;
}

.product-view-toggle button {
  font-family: var(--font-sans);
  font-size: 0.625rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  padding: 0.6em 1.6em;
  color: var(--kaki);
  transition: all 0.3s ease;
  border-right: 1px solid rgba(26, 26, 26, 0.1);
}

.product-view-toggle button:last-child {
  border-right: none;
}

.product-view-toggle button.active {
  background: var(--carbone);
  color: var(--ivoire);
}

.product-images {
  position: relative;
  aspect-ratio: 3/4;
  overflow: hidden;
}

.product-images img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: contain;
  opacity: 0;
  transition: opacity 0.6s var(--ease-out);
}

.product-images img.active {
  opacity: 1;
}

/* Product Specs */
.product-specs {
  padding-top: 1rem;
}

.spec-title {
  font-family: var(--font-logo);
  font-weight: 400;
  font-size: 1.125rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  margin-bottom: 0.5rem;
}

.spec-subtitle {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 1rem;
  color: var(--kaki);
  margin-bottom: 2.5rem;
}

.spec-sheet {
  border-top: 1px solid rgba(26, 26, 26, 0.1);
}

.spec-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  padding: 0.875rem 0;
  border-bottom: 1px solid rgba(26, 26, 26, 0.06);
}

.spec-row-label {
  font-family: var(--font-sans);
  font-weight: 300;
  font-size: 0.6875rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--kaki);
}

.spec-row-value {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  color: var(--carbone);
  text-align: right;
}

/* Color Swatches */
.color-swatches {
  margin-top: 2.5rem;
}

.color-swatches .t-label {
  margin-bottom: 1rem;
}

.swatch-row {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.swatch {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
}

.swatch-color {
  width: 40px;
  height: 40px;
  border: 1px solid rgba(26, 26, 26, 0.08);
}

.swatch-name {
  font-family: var(--font-sans);
  font-size: 0.5625rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--kaki);
}

/* Price */
.product-price {
  margin-top: 2.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid rgba(26, 26, 26, 0.1);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.price-amount {
  font-family: var(--font-mono);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--carbone);
}

.price-currency {
  font-size: 0.875rem;
  font-weight: 400;
  opacity: 0.5;
  margin-left: 0.25em;
}

/* ================================================================
   SECTION 4: LA CAMPAGNE (Campaign/Lookbook)
   ================================================================ */
.s-campagne {
  padding: var(--section-pad) 0;
  position: relative;
}

.campagne-header {
  text-align: center;
  max-width: var(--narrow-w);
  margin: 0 auto 4rem;
  padding: 0 var(--gutter);
}

.campagne-title {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: clamp(1.5rem, 3vw, 2.2rem);
  font-weight: 400;
  color: var(--carbone);
  margin-bottom: 0.75rem;
}

.campagne-subtitle {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  color: var(--kaki);
  letter-spacing: 0.1em;
}

.lookbook-grid {
  max-width: var(--content-w);
  margin: 0 auto;
  padding: 0 var(--gutter);
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  grid-template-rows: auto;
  gap: 1.5rem;
}

.lookbook-item {
  position: relative;
  overflow: hidden;
  background: var(--creme);
}

.lookbook-item::after {
  content: '';
  position: absolute;
  inset: 0;
  box-shadow: inset 0 0 30px rgba(26, 26, 26, 0.05);
  pointer-events: none;
}

.lookbook-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 1.2s var(--ease-out);
}

.lookbook-item:hover img {
  transform: scale(1.03);
}

.lookbook-item--large {
  grid-column: span 7;
  aspect-ratio: 4/3;
}

.lookbook-item--tall {
  grid-column: span 5;
  aspect-ratio: 3/4;
}

.lookbook-item--wide {
  grid-column: span 5;
  aspect-ratio: 16/10;
}

.lookbook-item--square {
  grid-column: span 7;
  aspect-ratio: 16/10;
}

.lookbook-caption {
  position: absolute;
  bottom: 1rem;
  left: 1.25rem;
  font-family: var(--font-sans);
  font-size: 0.5625rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: rgba(26, 26, 26, 0.5);
  background: rgba(241, 232, 220, 0.85);
  padding: 0.3em 0.8em;
  backdrop-filter: blur(4px);
}

/* ================================================================
   SECTION 5: LES DÉTAILS (Details)
   ================================================================ */
.s-details {
  padding: var(--section-pad) 0;
  background: var(--carbone);
  color: var(--ivoire);
  position: relative;
}

.details-grid {
  max-width: var(--content-w);
  margin: 0 auto;
  padding: 0 var(--gutter);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(3rem, 6vw, 6rem);
}

.details-col .t-label {
  color: rgba(241, 232, 220, 0.4);
  margin-bottom: 2rem;
}

/* Size Guide */
.size-table {
  width: 100%;
  border-collapse: collapse;
  font-family: var(--font-mono);
  font-size: 0.8125rem;
}

.size-table th {
  font-family: var(--font-sans);
  font-weight: 300;
  font-size: 0.625rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: rgba(241, 232, 220, 0.4);
  text-align: left;
  padding: 0.75rem 0;
  border-bottom: 1px solid rgba(241, 232, 220, 0.1);
}

.size-table td {
  padding: 0.75rem 0;
  border-bottom: 1px solid rgba(241, 232, 220, 0.06);
  color: rgba(241, 232, 220, 0.8);
}

/* Care Instructions */
.care-list {
  list-style: none;
}

.care-list li {
  font-family: var(--font-serif);
  font-size: 0.9375rem;
  line-height: 1.7;
  color: rgba(241, 232, 220, 0.65);
  padding: 0.625rem 0;
  border-bottom: 1px solid rgba(241, 232, 220, 0.06);
  padding-left: 1.5rem;
  position: relative;
}

.care-list li::before {
  content: '—';
  position: absolute;
  left: 0;
  color: var(--rouille);
  opacity: 0.6;
}

.details-note {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 0.875rem;
  color: rgba(241, 232, 220, 0.35);
  margin-top: 2rem;
  line-height: 1.7;
}

/* ================================================================
   SECTION 6: L'ACQUISITION (CTA)
   ================================================================ */
.s-acquisition {
  padding: var(--section-pad) 0;
  text-align: center;
  position: relative;
}

.acquisition-content {
  max-width: var(--narrow-w);
  margin: 0 auto;
  padding: 0 var(--gutter);
}

.acquisition-quote {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: clamp(1.125rem, 2.5vw, 1.5rem);
  line-height: 1.6;
  color: var(--carbone);
  max-width: 480px;
  margin: 0 auto 3rem;
}

.cta-button {
  display: inline-flex;
  align-items: center;
  gap: 1rem;
  font-family: var(--font-logo);
  font-weight: 500;
  font-size: 0.8125rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--ivoire);
  background: var(--carbone);
  padding: 1.1em 3em;
  position: relative;
  overflow: hidden;
  transition: all 0.4s var(--ease-out);
}

.cta-button::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--rouille);
  transform: translateX(-101%);
  transition: transform 0.5s var(--ease-out);
}

.cta-button span {
  position: relative;
  z-index: 1;
}

.cta-button:hover::before {
  transform: translateX(0);
}

.cta-button:hover {
  color: var(--ivoire);
}

.cta-arrow {
  display: inline-block;
  transition: transform 0.4s var(--ease-out);
  position: relative;
  z-index: 1;
}

.cta-button:hover .cta-arrow {
  transform: translateX(6px);
}

.cta-secondary {
  margin-top: 2rem;
}

.cta-secondary a {
  font-family: var(--font-sans);
  font-size: 0.6875rem;
  letter-spacing: 0.12em;
  color: var(--kaki);
  border-bottom: 1px solid rgba(125, 122, 99, 0.3);
  padding-bottom: 2px;
  transition: all 0.3s ease;
}

.cta-secondary a:hover {
  color: var(--rouille);
  border-color: var(--rouille);
}

/* ================================================================
   SECTION 7: LE PIED (Footer)
   ================================================================ */
.s-footer {
  padding: clamp(3rem, 6vh, 5rem) 0 clamp(2rem, 4vh, 3rem);
  border-top: 1px solid rgba(26, 26, 26, 0.08);
}

.footer-content {
  max-width: var(--content-w);
  margin: 0 auto;
  padding: 0 var(--gutter);
}

.footer-top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 3rem;
}

.footer-brand .footer-logo {
  font-family: var(--font-logo);
  font-weight: 400;
  font-size: 0.875rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  margin-bottom: 0.5rem;
}

.footer-brand .footer-sub {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 0.8125rem;
  color: var(--kaki);
}

.footer-links {
  display: flex;
  gap: 2rem;
}

.footer-links a {
  font-family: var(--font-sans);
  font-size: 0.6875rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--kaki);
  transition: color 0.3s ease;
}

.footer-links a:hover {
  color: var(--rouille);
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 1.5rem;
  border-top: 1px solid rgba(26, 26, 26, 0.06);
}

.footer-motto {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 0.8125rem;
  color: var(--kaki);
  max-width: 360px;
}

.footer-copy {
  font-family: var(--font-sans);
  font-size: 0.625rem;
  letter-spacing: 0.1em;
  color: rgba(26, 26, 26, 0.3);
  text-transform: uppercase;
}

.footer-parent {
  font-family: var(--font-sans);
  font-size: 0.5625rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: rgba(26, 26, 26, 0.25);
  margin-top: 0.5rem;
}

/* ================================================================
   RESPONSIVE
   ================================================================ */
@media (max-width: 900px) {
  .cahier-grid {
    grid-template-columns: 1fr;
    gap: 3rem;
  }

  .timing-card-wrap {
    position: relative;
    top: auto;
  }

  .product-layout {
    grid-template-columns: 1fr;
    gap: 3rem;
  }

  .lookbook-item--large,
  .lookbook-item--tall,
  .lookbook-item--wide,
  .lookbook-item--square {
    grid-column: span 12;
  }

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

  .footer-top {
    flex-direction: column;
    gap: 2rem;
  }

  .footer-bottom {
    flex-direction: column;
    gap: 1rem;
    text-align: center;
  }
}

@media (max-width: 600px) {
  :root {
    --gutter: 1.25rem;
  }

  .logotype {
    font-size: clamp(2.2rem, 12vw, 3.5rem);
  }

  .narrative-intro {
    font-size: 1.35rem;
  }

  .product-viewer {
    padding: 1rem;
  }

  .footer-links {
    flex-direction: column;
    gap: 1rem;
  }

  .size-table {
    font-size: 0.75rem;
  }
}

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

  .grain-overlay::before {
    animation: none;
  }

  .reveal {
    opacity: 1;
    transform: none;
  }
}

/* ── Print ─────────────────────────────────────────────────────── */
@media print {
  .grain-overlay,
  .scroll-hint,
  .s-campagne,
  .s-acquisition {
    display: none;
  }

  body.sillage-body {
    background: white;
    color: black;
  }
}