/* ═══════════════════════════════════════════════════════════════
   RepairModules — Design System
   "Laboratoire de précision électronique"
   ═══════════════════════════════════════════════════════════════ */

:root {
  /* — Couleurs — */
  --ink:          #0A1F3D;
  --ink-soft:     #14254A;
  --ink-2:        #1E325C;
  --paper:        #FBFBF8;
  --paper-soft:   #F4F2EC;
  --paper-warm:   #EFECE2;
  --signal:       #FF5B1F;
  --signal-deep:  #D8470F;
  --signal-soft:  #FFE3D7;
  --line:         #E5E1D6;
  --line-strong:  #C8C3B5;
  --mute:         #6B7180;
  --mute-light:   #B9BCC4;
  --success:      #2A8B5C;

  /* — Typographie — */
  --font-display: 'Bricolage Grotesque', 'Times New Roman', serif;
  --font-body:    'Geist', system-ui, -apple-system, 'Segoe UI', sans-serif;
  --font-mono:    'JetBrains Mono', 'SF Mono', Consolas, monospace;

  /* — Espacements (8px grid) — */
  --sp-1:  4px;
  --sp-2:  8px;
  --sp-3:  12px;
  --sp-4:  16px;
  --sp-5:  24px;
  --sp-6:  32px;
  --sp-7:  48px;
  --sp-8:  64px;
  --sp-9:  96px;
  --sp-10: 128px;

  /* — Container — */
  --container:    1280px;
  --container-pad: clamp(20px, 4vw, 48px);

  /* — Rayons (très discrets, identité technique) — */
  --r-0: 0;
  --r-1: 2px;
  --r-2: 4px;

  /* — Élévations subtiles — */
  --shadow-card: 0 1px 0 var(--line), 0 8px 24px -12px rgba(10, 31, 61, .08);
}

/* ═══════════════════════════════════════════════════════════════
   RESET
   ═══════════════════════════════════════════════════════════════ */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.55;
  color: var(--ink);
  background: var(--paper);
  font-feature-settings: "ss01", "ss02", "cv01";
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
img, svg { display: block; max-width: 100%; }
button, input, select { font: inherit; color: inherit; }
button { background: none; border: 0; cursor: pointer; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }
.sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0;
  margin: -1px; overflow: hidden; clip: rect(0,0,0,0);
  white-space: nowrap; border: 0;
}

.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding-inline: var(--container-pad);
}

/* ═══════════════════════════════════════════════════════════════
   TYPOGRAPHIE
   ═══════════════════════════════════════════════════════════════ */
.display {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(40px, 6.5vw, 88px);
  line-height: 0.98;
  letter-spacing: -0.02em;
  font-variation-settings: "opsz" 96;
}
.display--m {
  font-size: clamp(32px, 4vw, 56px);
  line-height: 1.02;
  letter-spacing: -0.018em;
}
.display--light { color: var(--paper); }
.signal { color: var(--signal); font-style: italic; font-weight: 500; }

.lede {
  font-size: clamp(16px, 1.3vw, 19px);
  line-height: 1.6;
  color: var(--mute);
  max-width: 56ch;
}
.lede--narrow { max-width: 60ch; margin: var(--sp-4) auto 0; text-align: center; }
.lede--light  { color: rgba(251, 251, 248, .72); }
.lede strong  { color: var(--ink); font-weight: 600; }
.lede--light strong { color: var(--paper); }

.eyebrow {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--mute);
  display: inline-flex;
  align-items: center;
  gap: var(--sp-3);
}
.eyebrow--light { color: var(--mute-light); }
.eyebrow__dot {
  width: 6px; height: 6px;
  background: var(--signal);
  display: inline-block;
}

code, .ref {
  font-family: var(--font-mono);
  font-size: 0.85em;
  color: var(--ink);
}
.ref {
  display: inline-block;
  margin-top: var(--sp-3);
  padding: 4px 10px;
  background: var(--paper-warm);
  color: var(--ink-soft);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.04em;
}

/* ═══════════════════════════════════════════════════════════════
   TICKER
   ═══════════════════════════════════════════════════════════════ */
.ticker {
  background: var(--ink);
  color: var(--paper);
  overflow: hidden;
  border-bottom: 1px solid var(--ink-2);
}
.ticker__track {
  display: flex;
  gap: var(--sp-5);
  padding: 10px 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  white-space: nowrap;
  animation: ticker 60s linear infinite;
}
.ticker__track span:nth-child(even) { color: var(--signal); }
@keyframes ticker {
  to { transform: translateX(-50%); }
}

/* ═══════════════════════════════════════════════════════════════
   HEADER + NAV
   ═══════════════════════════════════════════════════════════════ */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(251, 251, 248, .92);
  backdrop-filter: saturate(150%) blur(8px);
  border-bottom: 1px solid var(--line);
}
.site-header__inner {
  display: flex; align-items: center; justify-content: space-between;
  gap: var(--sp-5);
  height: 72px;
}
.brand {
  display: inline-flex; align-items: center; gap: var(--sp-3);
  color: var(--ink);
}
.brand__mark { color: var(--signal); display: inline-flex; }
.brand__word {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 20px;
  letter-spacing: -0.02em;
}
.brand__word em { font-style: normal; font-weight: 400; color: var(--mute); }
.brand--dark { color: var(--paper); }
.brand--dark .brand__word em { color: var(--mute-light); }

.site-nav {
  display: flex; gap: var(--sp-6); align-items: center;
  font-size: 14px;
  font-weight: 500;
}
.site-nav a {
  position: relative;
  padding: 8px 0;
  color: var(--ink-soft);
  transition: color .15s;
}
.site-nav a:hover { color: var(--signal); }
.site-nav a::after {
  content: "";
  position: absolute; left: 0; right: 0; bottom: 0;
  height: 2px; background: var(--signal);
  transform: scaleX(0); transform-origin: left;
  transition: transform .2s;
}
.site-nav a:hover::after { transform: scaleX(1); }

.site-header__actions { display: flex; gap: var(--sp-3); align-items: center; }
.icon-btn {
  width: 40px; height: 40px;
  display: inline-flex; align-items: center; justify-content: center;
  color: var(--ink-soft);
  border: 1px solid transparent;
  transition: background .15s, border-color .15s, color .15s;
}
.icon-btn:hover { background: var(--paper-soft); border-color: var(--line); color: var(--signal); }

/* ═══════════════════════════════════════════════════════════════
   BUTTONS
   ═══════════════════════════════════════════════════════════════ */
.btn {
  display: inline-flex; align-items: center; gap: var(--sp-2);
  padding: 12px 22px;
  font-size: 14px; font-weight: 500;
  letter-spacing: 0;
  border: 1px solid transparent;
  transition: background .15s, color .15s, border-color .15s, transform .15s;
  cursor: pointer;
  border-radius: var(--r-0);
}
.btn--primary {
  background: var(--ink);
  color: var(--paper);
  border-color: var(--ink);
}
.btn--primary:hover { background: var(--signal); border-color: var(--signal); }
.btn--ghost {
  color: var(--ink);
  background: transparent;
  border-color: var(--line-strong);
}
.btn--ghost:hover { background: var(--ink); color: var(--paper); border-color: var(--ink); }
.btn--secondary {
  background: var(--paper-warm);
  color: var(--ink);
  border-color: var(--paper-warm);
}
.btn--secondary:hover { background: var(--ink); color: var(--paper); border-color: var(--ink); }
.btn--signal {
  background: var(--signal);
  color: var(--paper);
  border-color: var(--signal);
}
.btn--signal:hover { background: var(--signal-deep); border-color: var(--signal-deep); }
.btn--block { display: flex; width: 100%; justify-content: center; padding: 14px 22px; }

/* ═══════════════════════════════════════════════════════════════
   HERO
   ═══════════════════════════════════════════════════════════════ */
.hero {
  position: relative;
  padding: clamp(48px, 8vw, 96px) 0 clamp(64px, 10vw, 120px);
  background:
    radial-gradient(ellipse at 80% 0%, var(--paper-warm) 0%, transparent 55%),
    var(--paper);
  overflow: hidden;
}
.hero::before {
  content: "";
  position: absolute; inset: 0;
  background-image:
    linear-gradient(var(--line) 1px, transparent 1px),
    linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: 64px 64px;
  opacity: .25;
  mask-image: radial-gradient(ellipse at center, black 30%, transparent 75%);
  pointer-events: none;
}
.hero__grid {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr);
  gap: clamp(40px, 6vw, 96px);
  align-items: start;
}
.hero__copy { padding-top: var(--sp-5); }
.hero__copy .display { margin-top: var(--sp-5); }
.hero__copy .lede { margin-top: var(--sp-5); }

.hero__stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--sp-5);
  margin-top: var(--sp-7);
  padding-top: var(--sp-5);
  border-top: 1px solid var(--line);
}
.stat__num {
  display: block;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(22px, 2.2vw, 30px);
  letter-spacing: -0.015em;
  color: var(--ink);
  line-height: 1;
}
.stat__lbl {
  display: block;
  margin-top: var(--sp-3);
  font-family: var(--font-mono);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--mute);
  line-height: 1.45;
}

/* ═══════════════════════════════════════════════════════════════
   CAR SELECTOR
   ═══════════════════════════════════════════════════════════════ */
.car-selector {
  position: relative;
  background: var(--paper);
  border: 1px solid var(--line-strong);
  padding: clamp(20px, 2.5vw, 32px);
  box-shadow: var(--shadow-card);
}
.car-selector::before {
  content: "";
  position: absolute;
  top: -1px; left: -1px;
  width: 56px; height: 4px;
  background: var(--signal);
}
.car-selector__index {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--signal);
  text-transform: uppercase;
}
.car-selector__title {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(22px, 2.2vw, 28px);
  letter-spacing: -0.015em;
  margin-top: var(--sp-3);
  color: var(--ink);
}
.car-selector__sub {
  margin-top: var(--sp-3);
  font-size: 14px;
  color: var(--mute);
  line-height: 1.5;
}
.car-selector__head { margin-bottom: var(--sp-5); }
.car-selector__foot {
  margin-top: var(--sp-5);
  padding-top: var(--sp-4);
  border-top: 1px dashed var(--line-strong);
}
.car-selector__foot small {
  font-size: 12px;
  color: var(--mute);
  line-height: 1.5;
}
.car-selector__foot a { color: var(--ink); text-decoration: underline; text-underline-offset: 2px; }
.car-selector__foot a:hover { color: var(--signal); }

/* Tabs */
.tabs__heading {
  display: flex;
  border-bottom: 1px solid var(--line);
  margin-bottom: var(--sp-5);
}
.tabs__btn {
  position: relative;
  padding: 12px 4px;
  margin-right: var(--sp-6);
  font-size: 14px;
  font-weight: 500;
  color: var(--mute);
  cursor: pointer;
  transition: color .15s;
  border-radius: 0;
}
.tabs__btn[aria-selected="true"] { color: var(--ink); }
.tabs__btn[aria-selected="true"]::after {
  content: "";
  position: absolute; left: 0; right: 0; bottom: -1px;
  height: 2px; background: var(--ink);
}
.tabs__btn:hover { color: var(--ink); }
.tabs__panel[hidden] { display: none; }

/* Form */
.form { display: flex; flex-direction: column; gap: var(--sp-3); }
.form + .form { margin-top: 0; }

.field {
  display: flex;
  align-items: stretch;
  border: 1px solid var(--line-strong);
  background: var(--paper-soft);
  transition: border-color .15s, background .15s;
}
.field:focus-within { border-color: var(--ink); background: var(--paper); }
.field__input {
  flex: 1;
  padding: 16px 14px;
  border: 0;
  background: transparent;
  font-size: 16px;
  font-weight: 500;
  letter-spacing: 0.02em;
  outline: none;
  color: var(--ink);
}
.field__input::placeholder { color: var(--mute-light); font-weight: 400; }
.field__input--plate {
  font-family: var(--font-mono);
  font-size: 17px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.field__submit {
  width: 56px;
  background: var(--ink);
  color: var(--paper);
  display: inline-flex; align-items: center; justify-content: center;
  transition: background .15s;
}
.field__submit:hover:not(:disabled) { background: var(--signal); }
.field__submit:disabled { background: var(--line-strong); cursor: not-allowed; }
.field__submit:not(:disabled) { background: var(--signal); }

.field--plate .field__input { padding-left: 12px; }

/* Drapeau EU sur plaque */
.flag-eu {
  display: flex; flex-direction: column;
  align-items: center; justify-content: center;
  width: 36px;
  background: linear-gradient(180deg, #003399 0%, #003399 100%);
  color: #FFCC00;
  padding: 6px 0;
  border-right: 1px solid var(--line-strong);
}
.flag-eu__stars { line-height: 0; }
.flag-eu__band {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 11px;
  margin-top: 4px;
  color: #FFCC00;
}

/* Field select */
.field--select { position: relative; }
.field__select {
  flex: 1;
  padding: 16px 44px 16px 14px;
  background: transparent;
  border: 0;
  appearance: none;
  font-size: 14px;
  font-weight: 500;
  color: var(--ink);
  outline: none;
  cursor: pointer;
}
.field__select-caret {
  position: absolute; right: 14px; top: 50%;
  transform: translateY(-50%);
  pointer-events: none;
  color: var(--mute);
}

/* Save row + checkbox + popover */
.save-row {
  display: flex; align-items: center; justify-content: space-between;
  gap: var(--sp-3);
  padding-top: var(--sp-2);
}
.checkbox { display: inline-flex; align-items: center; gap: var(--sp-3); cursor: pointer; user-select: none; }
.checkbox input { position: absolute; opacity: 0; pointer-events: none; }
.checkbox__box {
  width: 18px; height: 18px;
  border: 1px solid var(--line-strong);
  background: var(--paper);
  display: inline-block;
  position: relative;
  transition: background .15s, border-color .15s;
}
.checkbox input:checked + .checkbox__box { background: var(--ink); border-color: var(--ink); }
.checkbox input:checked + .checkbox__box::after {
  content: "";
  position: absolute; inset: 3px;
  background: var(--signal);
}
.checkbox input:disabled + .checkbox__box {
  background: var(--paper-warm);
  border-color: var(--line);
}
.checkbox input:disabled ~ .checkbox__lbl { color: var(--mute-light); }
.checkbox__lbl { font-size: 13px; color: var(--ink-soft); }

.help-btn {
  display: inline-flex; align-items: center; justify-content: center;
  color: var(--mute);
  padding: 4px;
  cursor: help;
  transition: color .15s;
}
.help-btn:hover { color: var(--signal); }
.popover {
  border: 1px solid var(--ink);
  background: var(--ink);
  color: var(--paper);
  padding: var(--sp-3) var(--sp-4);
  margin: var(--sp-2) 0;
  font-size: 12px;
  line-height: 1.5;
  max-width: 280px;
  font-family: var(--font-body);
}
.popover::backdrop { background: transparent; }

/* Séparateur "ou" */
.separator-text {
  display: flex; align-items: center; gap: var(--sp-3);
  margin: var(--sp-4) 0;
  color: var(--mute);
}
.separator-text::before, .separator-text::after {
  content: "";
  flex: 1;
  height: 1px; background: var(--line);
}
.separator-text span {
  font-family: var(--font-mono);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.18em;
}

/* ═══════════════════════════════════════════════════════════════
   SECTION HEAD
   ═══════════════════════════════════════════════════════════════ */
.section-head { margin-bottom: var(--sp-8); text-align: center; }
.section-head .display { margin-top: var(--sp-4); }
.section-head--row {
  display: flex; align-items: end; justify-content: space-between;
  gap: var(--sp-5); text-align: left;
}
.section-head--row .display { margin-top: var(--sp-3); }

.link-arrow {
  display: inline-flex; align-items: center; gap: var(--sp-2);
  font-family: var(--font-mono);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--ink);
  border-bottom: 1px solid var(--ink);
  padding-bottom: 4px;
  transition: color .15s, border-color .15s, gap .15s;
}
.link-arrow:hover { color: var(--signal); border-color: var(--signal); gap: var(--sp-3); }

/* ═══════════════════════════════════════════════════════════════
   MÉTHODE / STEPS
   ═══════════════════════════════════════════════════════════════ */
.method {
  padding: var(--sp-10) 0;
  background: var(--paper-soft);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.steps {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}
.step {
  background: var(--paper);
  padding: var(--sp-6);
  display: flex; gap: var(--sp-5);
  align-items: flex-start;
  transition: background .2s;
}
.step:hover { background: var(--paper-warm); }
.step__num {
  font-family: var(--font-mono);
  font-size: 28px;
  font-weight: 500;
  color: var(--signal);
  font-style: italic;
  line-height: 1;
  flex-shrink: 0;
  padding-top: 4px;
}
.step__body h3 {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 22px;
  letter-spacing: -0.01em;
  color: var(--ink);
  margin-bottom: var(--sp-3);
}
.step__body p { color: var(--mute); font-size: 15px; line-height: 1.6; }

/* ═══════════════════════════════════════════════════════════════
   CATALOG
   ═══════════════════════════════════════════════════════════════ */
.catalog { padding: var(--sp-10) 0; }
.cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--sp-4);
}
.card {
  background: var(--paper);
  border: 1px solid var(--line);
  padding: var(--sp-5);
  display: flex; flex-direction: column;
  position: relative;
  transition: border-color .15s, transform .15s;
}
.card:hover { border-color: var(--ink); transform: translateY(-2px); }
.card--popular { border-color: var(--ink); }
.card__head {
  display: flex; justify-content: space-between; align-items: center;
  margin-bottom: var(--sp-5);
  gap: var(--sp-3);
}
.tag {
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  padding: 4px 8px;
  background: var(--paper-warm);
  color: var(--ink-soft);
}
.tag--hot { background: var(--signal); color: var(--paper); }
.card__price { font-size: 12px; color: var(--mute); }
.card__price strong { color: var(--ink); font-weight: 600; font-size: 14px; }
.card__title {
  font-family: var(--font-display);
  font-size: 36px;
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--ink);
  line-height: 1;
}
.card__sub { font-size: 13px; color: var(--mute); margin-top: var(--sp-2); }
.card__refs {
  margin-top: var(--sp-4);
  padding: var(--sp-3);
  background: var(--paper-warm);
  font-size: 11px;
  color: var(--ink-soft);
  word-break: break-all;
  line-height: 1.7;
}
.card__refs code {
  background: transparent;
  color: var(--ink);
  font-weight: 500;
}
.card__compat {
  margin-top: var(--sp-4);
  display: flex; flex-direction: column; gap: 4px;
  font-size: 13px;
  color: var(--mute);
  flex: 1;
}
.card__compat li::before {
  content: "›";
  color: var(--signal);
  margin-right: var(--sp-2);
  font-family: var(--font-mono);
}
.card__cta {
  margin-top: var(--sp-5);
  padding-top: var(--sp-4);
  border-top: 1px solid var(--line);
  font-family: var(--font-mono);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--ink);
  font-weight: 500;
  transition: color .15s, gap .15s;
  display: inline-block;
}
.card__cta:hover { color: var(--signal); }

/* ═══════════════════════════════════════════════════════════════
   TRUST / METRICS
   ═══════════════════════════════════════════════════════════════ */
.trust {
  padding: var(--sp-10) 0;
  background: var(--ink);
  color: var(--paper);
  position: relative;
  overflow: hidden;
}
.trust::before {
  content: "";
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.04) 1px, transparent 1px);
  background-size: 80px 80px;
  pointer-events: none;
}
.trust__grid {
  position: relative;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--sp-8);
  align-items: start;
}
.trust__copy .btn { margin-top: var(--sp-6); }
.trust__metrics {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  background: rgba(255,255,255,.08);
  border: 1px solid rgba(255,255,255,.08);
}
.trust__metrics > div {
  background: var(--ink);
  padding: var(--sp-6);
}
.trust__metrics dt {
  font-family: var(--font-mono);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--mute-light);
}
.trust__metrics dd { margin: 0; }
.metric__num {
  display: block;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(40px, 5vw, 56px);
  letter-spacing: -0.02em;
  color: var(--paper);
  line-height: 1;
  margin-top: var(--sp-3);
}
.metric__num sup {
  font-size: 0.4em;
  color: var(--signal);
  margin-left: 4px;
  vertical-align: super;
}
.metric__note {
  font-size: 12px;
  color: var(--mute-light);
  margin-top: var(--sp-3);
}

/* ═══════════════════════════════════════════════════════════════
   FAQ
   ═══════════════════════════════════════════════════════════════ */
.faq { padding: var(--sp-10) 0; }
.faq__list {
  max-width: 880px;
  margin: 0 auto;
  border-top: 1px solid var(--line);
}
.faq details {
  border-bottom: 1px solid var(--line);
  padding: var(--sp-5) 0;
}
.faq summary {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 20px;
  letter-spacing: -0.01em;
  color: var(--ink);
  cursor: pointer;
  list-style: none;
  display: flex; align-items: center; justify-content: space-between;
  gap: var(--sp-5);
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: "+";
  font-family: var(--font-mono);
  font-size: 24px;
  color: var(--signal);
  transition: transform .2s;
  flex-shrink: 0;
}
.faq details[open] summary::after { content: "−"; }
.faq details p {
  margin-top: var(--sp-3);
  color: var(--mute);
  font-size: 15px;
  line-height: 1.65;
  max-width: 68ch;
}

/* ═══════════════════════════════════════════════════════════════
   FOOTER
   ═══════════════════════════════════════════════════════════════ */
.site-footer {
  background: var(--ink);
  color: var(--paper);
  padding: var(--sp-9) 0 var(--sp-5);
  border-top: 4px solid var(--signal);
}
.site-footer__top {
  display: grid;
  grid-template-columns: 1.2fr 2fr;
  gap: var(--sp-8);
  padding-bottom: var(--sp-7);
  border-bottom: 1px solid rgba(255,255,255,.1);
}
.site-footer__tagline {
  margin-top: var(--sp-4);
  font-size: 14px;
  line-height: 1.55;
  color: var(--mute-light);
  max-width: 38ch;
}
.site-footer__cols {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--sp-6);
}
.site-footer__cols h4 {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: var(--signal);
  margin-bottom: var(--sp-4);
}
.site-footer__cols a {
  display: block;
  font-size: 14px;
  color: var(--mute-light);
  padding: 4px 0;
  transition: color .15s;
}
.site-footer__cols a:hover { color: var(--paper); }
.site-footer__bottom {
  display: flex; justify-content: space-between; align-items: center;
  gap: var(--sp-5);
  padding-top: var(--sp-5);
  font-size: 12px;
  color: var(--mute-light);
}
.site-footer__bottom a { color: var(--paper); text-decoration: underline; text-underline-offset: 2px; }
.site-footer__bottom a:hover { color: var(--signal); }

/* ═══════════════════════════════════════════════════════════════
   RESPONSIVE
   ═══════════════════════════════════════════════════════════════ */
@media (max-width: 1024px) {
  .hero__grid { grid-template-columns: 1fr; }
  .cards { grid-template-columns: repeat(2, 1fr); }
  .trust__grid { grid-template-columns: 1fr; }
  .site-footer__top { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
  .site-nav { display: none; }
  .site-header__actions .btn--ghost { display: none; }
  .hero__stats { grid-template-columns: 1fr; gap: var(--sp-4); }
  .steps { grid-template-columns: 1fr; }
  .cards { grid-template-columns: 1fr; }
  .trust__metrics { grid-template-columns: 1fr; }
  .site-footer__cols { grid-template-columns: 1fr; gap: var(--sp-5); }
  .site-footer__bottom { flex-direction: column; align-items: flex-start; }
  .section-head--row { flex-direction: column; align-items: flex-start; }
}

@media (max-width: 480px) {
  .ticker__track { font-size: 10px; }
  .step { flex-direction: column; }
  .step__num { font-size: 22px; }
}

/* ═══════════════════════════════════════════════════════════════
   FOCUS VISIBLE (accessibilité)
   ═══════════════════════════════════════════════════════════════ */
:focus-visible {
  outline: 2px solid var(--signal);
  outline-offset: 2px;
}
button:focus-visible, a:focus-visible {
  outline-offset: 3px;
}

/* ═══════════════════════════════════════════════════════════════
   PRODUCT PAGE — Fiche module
   ═══════════════════════════════════════════════════════════════ */

/* Breadcrumb */
.breadcrumb {
  background: var(--paper-soft);
  border-bottom: 1px solid var(--line);
  padding: 14px 0;
}
.breadcrumb ol {
  display: flex; flex-wrap: wrap; gap: var(--sp-2);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--mute);
}
.breadcrumb li:not(:last-child)::after {
  content: " / ";
  margin-left: var(--sp-2);
  color: var(--line-strong);
}
.breadcrumb a { color: var(--ink-soft); transition: color .15s; }
.breadcrumb a:hover { color: var(--signal); }
.breadcrumb [aria-current="page"] { color: var(--signal); }

/* Product Hero */
.product-hero {
  padding: var(--sp-8) 0 var(--sp-9);
  background: var(--paper);
  position: relative;
}
.product-hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr);
  gap: clamp(40px, 6vw, 80px);
  align-items: start;
}
.tag-row { display: flex; flex-wrap: wrap; gap: var(--sp-2); margin-bottom: var(--sp-5); }
.tag--type { background: var(--ink); color: var(--paper); }

.product-title {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(64px, 9vw, 128px);
  letter-spacing: -0.04em;
  line-height: 0.9;
  color: var(--ink);
  font-variation-settings: "opsz" 96;
}
.product-subtitle {
  margin-top: var(--sp-3);
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(18px, 2vw, 24px);
  color: var(--mute);
  font-style: italic;
}
.product-lede { margin-top: var(--sp-5); max-width: 56ch; }

.product-specs {
  margin-top: var(--sp-6);
  display: grid;
  gap: 0;
  border-top: 1px solid var(--line);
}
.product-specs > div {
  display: grid;
  grid-template-columns: 200px 1fr;
  gap: var(--sp-4);
  padding: var(--sp-3) 0;
  border-bottom: 1px solid var(--line);
}
.product-specs dt {
  font-family: var(--font-mono);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--mute);
  padding-top: 2px;
}
.product-specs dd {
  font-size: 15px;
  color: var(--ink);
  margin: 0;
}
.product-specs dd strong { color: var(--signal); font-weight: 600; }

.product-hero__cta {
  margin-top: var(--sp-6);
  display: flex; gap: var(--sp-5); align-items: center; flex-wrap: wrap;
}
.btn--lg { padding: 18px 28px; font-size: 15px; font-weight: 600; }

/* Visuel schématique */
.product-hero__visual {
  position: sticky; top: 90px;
}
.schematic {
  background: var(--paper-soft);
  border: 1px solid var(--line);
  padding: var(--sp-5);
  position: relative;
}
.schematic::before {
  content: "";
  position: absolute; top: 0; left: 0; width: 56px; height: 4px;
  background: var(--signal);
}
.product-hero__visual figcaption {
  margin-top: var(--sp-3);
  display: flex; flex-direction: column; gap: 4px;
  padding: var(--sp-3) var(--sp-5) 0;
  border-top: 1px solid var(--line);
}
.schematic__index {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--signal);
}
.schematic__name { font-size: 12px; color: var(--mute); }

/* Info bands */
.info-bands {
  background: var(--ink);
  color: var(--paper);
  padding: var(--sp-5) 0;
}
.info-bands ul {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--sp-6);
}
.info-bands li {
  display: flex; gap: var(--sp-4); align-items: flex-start;
  color: var(--paper);
}
.info-bands svg { color: var(--signal); flex-shrink: 0; margin-top: 2px; }
.info-bands strong { display: block; font-size: 14px; font-weight: 600; }
.info-bands span {
  display: block;
  margin-top: 4px;
  font-size: 12px;
  color: var(--mute-light);
  line-height: 1.5;
}

/* Anchor nav */
.anchor-nav {
  position: sticky; top: 71px; z-index: 40;
  background: var(--paper);
  border-bottom: 1px solid var(--line);
}
.anchor-nav ul {
  display: flex;
  gap: var(--sp-6);
  overflow-x: auto;
  scrollbar-width: thin;
  -webkit-overflow-scrolling: touch;
}
.anchor-nav a {
  display: inline-flex; align-items: center; gap: var(--sp-2);
  white-space: nowrap;
  padding: 18px 0;
  font-family: var(--font-mono);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--mute);
  border-bottom: 2px solid transparent;
  transition: color .15s, border-color .15s;
}
.anchor-nav a:hover { color: var(--ink); }
.anchor-nav a.is-active { color: var(--ink); border-bottom-color: var(--signal); }
.badge {
  background: var(--paper-warm);
  color: var(--ink-soft);
  padding: 2px 6px;
  font-size: 10px;
  letter-spacing: 0;
  text-transform: none;
}

/* Prose section */
.prose-section { padding: var(--sp-9) 0; }
.prose-section__grid {
  display: grid;
  grid-template-columns: minmax(0, 2fr) minmax(0, 1fr);
  gap: var(--sp-8);
  align-items: start;
}
.prose-section__main h2 { margin: var(--sp-3) 0 var(--sp-5); }
.prose {
  font-size: 16px;
  line-height: 1.75;
  color: var(--ink-soft);
}
.prose p { margin-bottom: var(--sp-4); }
.prose p strong { color: var(--ink); font-weight: 600; }
.prose ul {
  margin: var(--sp-4) 0;
  display: flex; flex-direction: column; gap: var(--sp-2);
}
.prose ul li {
  padding-left: var(--sp-5);
  position: relative;
}
.prose ul li::before {
  content: "›";
  position: absolute; left: 0;
  color: var(--signal);
  font-family: var(--font-mono);
  font-weight: 500;
}
.prose code {
  background: var(--paper-warm);
  padding: 2px 6px;
  font-size: 0.85em;
}

.info-card {
  background: var(--paper-soft);
  border: 1px solid var(--line);
  padding: var(--sp-5);
  position: sticky; top: 130px;
}
.info-card h3 {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 20px;
  margin: var(--sp-3) 0;
  color: var(--ink);
  letter-spacing: -0.01em;
}
.info-card p {
  font-size: 14px;
  color: var(--mute);
  line-height: 1.6;
  margin-bottom: var(--sp-4);
}

/* Symptoms */
.symptoms-section {
  padding: var(--sp-9) 0;
  background: var(--paper-soft);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.symptoms {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}
.symptom {
  background: var(--paper);
  padding: var(--sp-5);
}
.symptom__num {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.14em;
  color: var(--signal);
}
.symptom h3 {
  margin-top: var(--sp-3);
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 18px;
  letter-spacing: -0.01em;
  color: var(--ink);
}
.symptom p {
  margin-top: var(--sp-3);
  font-size: 14px;
  color: var(--mute);
  line-height: 1.6;
}
.symptom p code {
  background: var(--paper-warm);
  padding: 1px 5px;
  font-size: 0.95em;
}

/* DTC */
.dtc-section { padding: var(--sp-9) 0; }
.dtc-grid {
  border: 1px solid var(--line);
  overflow-x: auto;
}
.dtc {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}
.dtc thead {
  background: var(--ink);
  color: var(--paper);
}
.dtc th {
  text-align: left;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  padding: var(--sp-4) var(--sp-5);
}
.dtc td {
  padding: var(--sp-4) var(--sp-5);
  border-bottom: 1px solid var(--line);
  vertical-align: middle;
}
.dtc tr:last-child td { border-bottom: 0; }
.dtc tr:hover td { background: var(--paper-soft); }
.dtc td:first-child {
  font-family: var(--font-mono);
  font-weight: 500;
  white-space: nowrap;
  width: 120px;
}
.dtc td:first-child code {
  background: var(--paper-warm);
  padding: 4px 10px;
  font-size: 13px;
  color: var(--ink);
}
.sev {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 11px;
  padding: 4px 10px;
  letter-spacing: 0.05em;
  font-weight: 500;
}
.sev-3 { background: var(--paper-warm); color: var(--ink); }
.sev-4 { background: var(--signal-soft); color: var(--signal-deep); }
.sev-5 { background: var(--signal); color: var(--paper); }

/* Vehicles */
.vehicles-section {
  padding: var(--sp-9) 0;
  background: var(--paper-soft);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.vehicles {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--sp-4);
}
.vehicle {
  background: var(--paper);
  border: 1px solid var(--line);
  padding: var(--sp-5);
}
.vehicle__brand {
  display: inline-block;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 20px;
  letter-spacing: -0.01em;
  padding: 4px 10px;
  background: var(--ink);
  color: var(--paper);
}
.vehicle h3 {
  margin-top: var(--sp-3);
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 22px;
  color: var(--ink);
  letter-spacing: -0.015em;
}
.vehicle ul {
  margin-top: var(--sp-3);
  display: flex; flex-direction: column; gap: var(--sp-2);
  font-size: 14px;
  color: var(--ink-soft);
}
.vehicle ul em {
  font-style: normal;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--mute);
  letter-spacing: 0.06em;
  display: block;
  margin-top: 2px;
}

/* Refs */
.refs-section { padding: var(--sp-9) 0; }
.refs-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--sp-6);
}
.refs-group h3 {
  font-family: var(--font-mono);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--mute);
  margin-bottom: var(--sp-4);
  padding-bottom: var(--sp-3);
  border-bottom: 1px solid var(--line);
}
.refs-chips {
  display: flex; flex-wrap: wrap; gap: var(--sp-2);
}
.refs-chips li {
  background: var(--paper-soft);
  border: 1px solid var(--line);
  padding: 8px 14px;
  transition: background .15s, border-color .15s;
}
.refs-chips li:hover { background: var(--ink); border-color: var(--ink); }
.refs-chips li:hover code { color: var(--paper); }
.refs-chips code {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--ink);
  font-weight: 500;
  letter-spacing: 0.04em;
}
.refs-note {
  margin-top: var(--sp-6);
  padding: var(--sp-5);
  background: var(--paper-soft);
  border-left: 4px solid var(--signal);
  display: flex; justify-content: space-between; align-items: center;
  gap: var(--sp-4);
  font-size: 15px;
  color: var(--ink-soft);
}
.refs-note strong { color: var(--ink); }

/* Reviews */
.reviews-section {
  padding: var(--sp-9) 0;
  background: var(--paper-soft);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.reviews__summary {
  display: flex; flex-direction: column; align-items: flex-end;
}
.reviews__score {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 48px;
  letter-spacing: -0.02em;
  color: var(--ink);
  line-height: 1;
}
.reviews__score span { color: var(--mute); font-weight: 400; font-size: 24px; }
.reviews__stars {
  color: var(--signal);
  font-size: 18px;
  letter-spacing: 2px;
  margin-top: 4px;
}
.reviews__count {
  font-family: var(--font-mono);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--mute);
  margin-top: var(--sp-2);
}
.reviews {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--sp-4);
}
.review {
  background: var(--paper);
  border: 1px solid var(--line);
  padding: var(--sp-5);
  transition: border-color .15s;
}
.review:hover { border-color: var(--line-strong); }
.review header {
  display: flex; justify-content: space-between; align-items: center;
  margin-bottom: var(--sp-3);
}
.review__stars { color: var(--signal); font-size: 14px; letter-spacing: 2px; }
.review__date {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--mute);
}
.review h3 {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 18px;
  letter-spacing: -0.01em;
  color: var(--ink);
}
.review p {
  margin-top: var(--sp-3);
  font-size: 15px;
  line-height: 1.65;
  color: var(--ink-soft);
}
.review footer {
  margin-top: var(--sp-4);
  padding-top: var(--sp-3);
  border-top: 1px solid var(--line);
  display: flex; justify-content: space-between; flex-wrap: wrap;
  gap: var(--sp-3);
}
.review__author {
  font-weight: 500;
  font-size: 13px;
  color: var(--ink);
}
.review__vehicle {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--mute);
  letter-spacing: 0.04em;
}
.reviews__more { margin-top: var(--sp-6); text-align: center; }

/* Start section */
.start-section {
  padding: var(--sp-9) 0;
  background: var(--ink);
  color: var(--paper);
}
.start-section__grid {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr);
  gap: clamp(40px, 6vw, 80px);
  align-items: center;
}
.start__features {
  margin-top: var(--sp-5);
  display: flex; flex-direction: column; gap: var(--sp-3);
}
.start__features li {
  display: flex; align-items: center; gap: var(--sp-3);
  font-size: 14px;
  color: var(--paper);
}
.start__features .check {
  display: inline-flex; align-items: center; justify-content: center;
  width: 22px; height: 22px;
  background: var(--signal);
  color: var(--paper);
  font-size: 12px;
}

.car-selector--dark {
  background: var(--ink-2);
  border-color: rgba(255,255,255,.1);
  color: var(--paper);
}
.car-selector--dark .car-selector__title { color: var(--paper); }
.car-selector--dark .car-selector__sub { color: var(--mute-light); }
.car-selector--dark .tabs__heading { border-color: rgba(255,255,255,.15); }
.car-selector--dark .tabs__btn { color: var(--mute-light); }
.car-selector--dark .tabs__btn[aria-selected="true"] { color: var(--paper); }
.car-selector--dark .tabs__btn[aria-selected="true"]::after { background: var(--signal); }
.car-selector--dark .field {
  background: rgba(255,255,255,.06);
  border-color: rgba(255,255,255,.15);
}
.car-selector--dark .field:focus-within { background: var(--paper); border-color: var(--signal); }
.car-selector--dark .field:focus-within .field__input { color: var(--ink); }
.car-selector--dark .field__input { color: var(--paper); }
.car-selector--dark .field__input::placeholder { color: var(--mute-light); }
.car-selector--dark .separator-text::before,
.car-selector--dark .separator-text::after { background: rgba(255,255,255,.15); }
.car-selector--dark .separator-text { color: var(--mute-light); }

/* Cross-sell */
.cross-sell { padding: var(--sp-9) 0; background: var(--paper); }

/* Responsive — product page */
@media (max-width: 1024px) {
  .product-hero__grid { grid-template-columns: 1fr; }
  .product-hero__visual { position: relative; top: auto; }
  .prose-section__grid { grid-template-columns: 1fr; }
  .info-card { position: relative; top: auto; }
  .info-bands ul { grid-template-columns: repeat(2, 1fr); }
  .symptoms { grid-template-columns: repeat(2, 1fr); }
  .vehicles { grid-template-columns: repeat(2, 1fr); }
  .refs-grid { grid-template-columns: 1fr; }
  .reviews { grid-template-columns: 1fr; }
  .start-section__grid { grid-template-columns: 1fr; }
}
@media (max-width: 768px) {
  .info-bands ul { grid-template-columns: 1fr; }
  .symptoms { grid-template-columns: 1fr; }
  .vehicles { grid-template-columns: 1fr; }
  .product-specs > div { grid-template-columns: 1fr; gap: 4px; }
  .section-head--row { flex-direction: column; align-items: flex-start; }
  .reviews__summary { align-items: flex-start; }
  .dtc th, .dtc td { padding: var(--sp-3); font-size: 13px; }
  .refs-note { flex-direction: column; align-items: flex-start; }
}