/* ==========================================================================
   VTCWebPro — V2
   Design system issu de UI UX Pro Max
   Pattern : Trust & Authority + Conversion · Style : Accessible & Ethical
   Dials : variance 4 / motion 3 / density 3 (spacieux)
   ========================================================================== */

/* --------------------------------------------------------------------------
   1. TOKENS
   -------------------------------------------------------------------------- */
:root {
  color-scheme: light;

  /* Couleurs — palette UI UX Pro Max "Professional navy + blue CTA" */
  --bg:             #F8FAFC;
  --bg-alt:         #F1F5F9;
  --bg-tint:        #EAF2FB;  /* alternance de section : bleu très pâle */
  --card:           #FFFFFF;
  --fg:             #020617;
  --muted-fg:       #475569;
  --primary:        #0F172A;
  --on-primary:     #FFFFFF;
  --accent:         #0369A1;
  --accent-hover:   #075985;
  --accent-soft:    #F0F9FF;
  --accent-border:  #BAE6FD;
  --border:         #E2E8F0;
  --border-strong:  #CBD5E1;
  --success:        #15803D;
  --success-soft:   #F0FDF4;
  --danger:         #B91C1C;
  --whatsapp:       #128C7E;

  /* Espacement — échelle spacieuse (density 3/10) */
  --space-1: .5rem;
  --space-2: .75rem;
  --space-3: 1rem;
  --space-4: 1.5rem;
  --space-5: 2rem;
  --space-6: 3rem;
  --space-7: 4rem;
  --space-8: 6rem;

  /* Rayons & élévation — bordures fines, ombres quasi nulles */
  --radius-sm: 8px;
  --radius:    12px;
  --radius-lg: 16px;
  --shadow-sm: 0 1px 2px rgba(2,6,23,.04);
  --shadow:    0 1px 3px rgba(2,6,23,.06), 0 1px 2px rgba(2,6,23,.04);

  /* Typographie */
  --font-display: 'Calistoga', Georgia, 'Times New Roman', serif;
  --font-body:    'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;

  /* Layout */
  --container: 1120px;
  --header-h:  64px;

  /* Motion — subtile (motion 3/10) */
  --ease: cubic-bezier(.4, 0, .2, 1);
  --dur:  .2s;
}

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  scroll-padding-top: calc(var(--header-h) + 16px);
}

body {
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font-body);
  font-size: 1.0625rem;      /* 17px */
  font-weight: 400;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

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

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 400;
  line-height: 1.12;
  letter-spacing: -.005em;
  color: var(--primary);
  text-wrap: balance;
}

h1 { font-size: clamp(2.15rem, 6.4vw, 3.4rem); line-height: 1.06; }
h2 { font-size: clamp(1.7rem, 4.2vw, 2.4rem); }
h3 { font-size: clamp(1.15rem, 2.4vw, 1.35rem); line-height: 1.25; }
h4 { font-size: 1.0625rem; line-height: 1.35; }

p { text-wrap: pretty; }

a { color: var(--accent); text-decoration-thickness: 1px; text-underline-offset: 3px; }
a:hover { color: var(--accent-hover); }

strong { font-weight: 600; color: var(--fg); }

:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: 2px;
  border-radius: 4px;
}

::selection { background: #BAE6FD; color: var(--primary); }

.skip-link {
  position: absolute; left: -9999px; top: 0; z-index: 999;
  background: var(--primary); color: #fff;
  padding: .75rem 1.25rem; border-radius: 0 0 var(--radius-sm) 0;
  font-size: .9375rem; font-weight: 500; text-decoration: none;
}
.skip-link:focus { left: 0; color: #fff; }

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

/* --------------------------------------------------------------------------
   3. LAYOUT
   -------------------------------------------------------------------------- */
.container {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: 1.25rem;
}
@media (min-width: 768px) { .container { padding-inline: 2rem; } }

.section { padding-block: var(--space-7); }
@media (min-width: 768px) { .section { padding-block: var(--space-8); } }

.section--tight { padding-block: var(--space-6); }
.section--alt   { background: var(--bg-alt); }
.section--white { background: var(--card); }
.section--tint  { background: var(--bg-tint); }

.section-head { max-width: 46rem; margin-bottom: var(--space-6); }
.section-head--center { margin-inline: auto; text-align: center; }
.section-head > p:not(.eyebrow) { color: var(--muted-fg); margin-top: var(--space-3); font-size: 1.0625rem; }

.eyebrow {
  display: inline-block;
  font-size: .75rem;
  font-weight: 600;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: var(--space-2);
}

.lede { font-size: 1.125rem; color: var(--muted-fg); }

.grid { display: grid; gap: var(--space-4); }
@media (min-width: 640px) { .grid--2 { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 900px) { .grid--3 { grid-template-columns: repeat(3, 1fr); } }
@media (min-width: 640px) { .grid--3 { grid-template-columns: repeat(2, 1fr); } }

/* --------------------------------------------------------------------------
   4. BOUTONS
   -------------------------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: .5rem;
  min-height: 52px;
  padding: .875rem 1.5rem;
  border: 1px solid transparent;
  border-radius: var(--radius-sm);
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 600;
  line-height: 1.2;
  text-align: center;
  text-decoration: none;
  cursor: pointer;
  transition: background-color var(--dur) var(--ease),
              border-color var(--dur) var(--ease),
              color var(--dur) var(--ease);
}
.btn svg { flex-shrink: 0; }

.btn--primary { background: var(--accent); color: #fff; }
.btn--primary:hover { background: var(--accent-hover); color: #fff; }

.btn--dark { background: var(--primary); color: #fff; }
.btn--dark:hover { background: #1E293B; color: #fff; }

.btn--outline {
  background: var(--card);
  color: var(--primary);
  border-color: var(--border-strong);
}
.btn--outline:hover { background: var(--bg-alt); border-color: #94A3B8; color: var(--primary); }

.btn--wa { background: var(--card); color: var(--primary); border-color: var(--border-strong); }
.btn--wa svg { color: var(--whatsapp); }
.btn--wa:hover { background: var(--bg-alt); border-color: #94A3B8; color: var(--primary); }

.btn--block { width: 100%; }
.btn--sm { min-height: 44px; padding: .625rem 1rem; font-size: .9375rem; }

.btn-row { display: flex; flex-wrap: wrap; gap: var(--space-2); }
.btn-row .btn { flex: 1 1 240px; }
@media (min-width: 640px) { .btn-row .btn { flex: 0 0 auto; } }

.cta-note { font-size: .875rem; color: var(--muted-fg); margin-top: var(--space-3); }

/* --------------------------------------------------------------------------
   5. EN-TÊTE
   -------------------------------------------------------------------------- */
.header {
  position: sticky; top: 0; z-index: 100;
  height: var(--header-h);
  background: rgba(248, 250, 252, .92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}
.header__inner {
  height: 100%;
  display: flex; align-items: center; justify-content: space-between;
  gap: var(--space-3);
}
.logo {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  font-family: var(--font-display);
  font-size: 1.1875rem;
  color: var(--primary);
  text-decoration: none;
  white-space: nowrap;
}
.logo span { color: var(--accent); }

.nav { display: none; }
@media (min-width: 1000px) {
  .nav { display: flex; align-items: center; gap: var(--space-4); }
  .nav a {
    font-size: .9375rem; font-weight: 500;
    color: var(--muted-fg); text-decoration: none;
    transition: color var(--dur) var(--ease);
  }
  .nav a:hover { color: var(--primary); }
}
.header__cta { display: none; }
@media (min-width: 560px) { .header__cta { display: inline-flex; } }

/* --------------------------------------------------------------------------
   6. HERO
   -------------------------------------------------------------------------- */
.hero {
  position: relative;
  overflow: hidden;
  padding-block: var(--space-6) var(--space-7);
}
@media (min-width: 768px) { .hero { padding-block: var(--space-7) var(--space-8); } }

/* Assombrissement radial extrêmement léger derrière le visuel — profondeur
   sans jamais lorgner vers le gradient violet/bleu générique. */
.hero::before {
  content: "";
  position: absolute; inset: 0;
  background: radial-gradient(55% 45% at 88% 15%, rgba(15,23,42,.05), transparent 70%);
  pointer-events: none;
}

.hero__inner { max-width: 46rem; position: relative; }
@media (min-width: 1000px) {
  .hero__inner {
    max-width: none;
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(0, 400px);
    gap: var(--space-7);
    align-items: center;
  }
}

.hero__content { max-width: 38rem; }

.hero__visual { margin-top: var(--space-6); }
@media (min-width: 1000px) { .hero__visual { margin-top: 0; } }

.hero__badge {
  display: inline-flex; align-items: center; gap: .5rem;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 100px;
  padding: .375rem .875rem .375rem .625rem;
  font-size: .8125rem; font-weight: 500;
  color: var(--muted-fg);
  margin-bottom: var(--space-4);
}
.hero__badge svg { color: var(--accent); }

.hero h1 { margin-bottom: var(--space-4); }
.hero__sub {
  font-size: 1.1875rem;
  color: var(--muted-fg);
  max-width: 38rem;
  margin-bottom: var(--space-5);
}
.hero .btn-row { margin-bottom: var(--space-4); }

.hero__facts {
  display: flex; flex-wrap: wrap; gap: .5rem 1.25rem;
  padding-top: var(--space-4);
  border-top: 1px solid var(--border);
  font-size: .875rem; color: var(--muted-fg);
}
.hero__facts li { display: flex; align-items: center; gap: .4rem; list-style: none; }
.hero__facts svg { color: var(--success); flex-shrink: 0; }
.hero__facts ul { display: contents; }

/* ─── Visuel du hero : représentation du système en 3 étapes ────────────
   HTML/CSS/SVG pur, aucune image. Décoratif (aria-hidden côté HTML). */
.flow {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--space-4);
  box-shadow: var(--shadow);
}
.flow__step {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: .75rem;
  border-radius: var(--radius-sm);
  transition: transform var(--dur) var(--ease);
}
.flow__step--main {
  background: var(--accent-soft);
  border: 1px solid var(--accent-border);
}
.flow__icon {
  flex-shrink: 0;
  width: 44px; height: 44px;
  display: grid; place-items: center;
  border-radius: 50%;
  background: var(--accent-soft);
  color: var(--accent);
  transition: transform var(--dur) var(--ease);
}
.flow__step--main .flow__icon { background: var(--accent); color: #fff; }
.flow__step:hover .flow__icon { transform: scale(1.06); }

.flow__channels { flex-shrink: 0; display: flex; gap: .3rem; }
.flow__icon--sm { width: 28px; height: 28px; }

.flow__body { display: flex; flex-direction: column; gap: .125rem; min-width: 0; }
.flow__label { font-size: .9375rem; font-weight: 600; color: var(--primary); }
.flow__detail { font-size: .8125rem; color: var(--muted-fg); }

.flow__connector {
  display: flex; justify-content: center;
  padding: .2rem 0;
  color: var(--border-strong);
}
.flow__connector svg { transform: rotate(90deg); }

.flow__caption {
  margin-top: var(--space-3);
  text-align: center;
  font-size: .8125rem;
  color: var(--muted-fg);
}

.icon-down { display: inline-flex; transform: rotate(90deg); }

@media (max-width: 420px) {
  .flow__icon { width: 36px; height: 36px; }
  .flow__icon--sm { width: 24px; height: 24px; }
  .flow__step { padding: .625rem; gap: .625rem; }
}

/* --------------------------------------------------------------------------
   7. BANDEAU DE PREUVE
   -------------------------------------------------------------------------- */
.proofbar { border-block: 1px solid var(--border); background: var(--card); }
.proofbar__inner { padding-block: var(--space-4); }
.proofbar__label {
  font-size: .75rem; font-weight: 600; letter-spacing: .1em;
  text-transform: uppercase; color: var(--muted-fg);
  margin-bottom: var(--space-3);
}
.proofbar__list {
  display: flex; flex-wrap: wrap; gap: .5rem .75rem;
  list-style: none; padding: 0;
}
.proofbar__list a {
  display: inline-flex; align-items: center; gap: .375rem;
  font-size: .9375rem; font-weight: 500;
  color: var(--primary); text-decoration: none;
  border: 1px solid var(--border);
  border-radius: 100px;
  min-height: 44px;
  padding: .5rem .9375rem;
  background: var(--bg);
  transition: border-color var(--dur) var(--ease), background-color var(--dur) var(--ease);
}
.proofbar__list a:hover { border-color: var(--accent-border); background: var(--accent-soft); }
.proofbar__list svg { color: var(--muted-fg); }

/* --------------------------------------------------------------------------
   8. CARTES GÉNÉRIQUES
   -------------------------------------------------------------------------- */
.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: var(--space-4);
}
@media (min-width: 768px) { .card { padding: var(--space-5); } }

.card__icon {
  width: 40px; height: 40px;
  display: grid; place-items: center;
  border-radius: var(--radius-sm);
  background: var(--accent-soft);
  color: var(--accent);
  margin-bottom: var(--space-3);
}
.card h3 { margin-bottom: .5rem; }
.card p { color: var(--muted-fg); font-size: .9375rem; }

/* --------------------------------------------------------------------------
   9. COMPARATIF SITE / ACQUISITION
   -------------------------------------------------------------------------- */

/* Résumé visuel rapide, avant le détail du comparatif */
.equation {
  display: flex; flex-wrap: wrap;
  align-items: center; justify-content: center;
  gap: var(--space-3);
  margin-bottom: var(--space-5);
}
.equation__item {
  display: flex; flex-direction: column; align-items: center; text-align: center;
  gap: .375rem;
  min-width: 150px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: var(--space-3) var(--space-4);
}
.equation__item--result { background: var(--accent-soft); border-color: var(--accent-border); }
.equation__icon {
  width: 36px; height: 36px;
  display: grid; place-items: center;
  border-radius: 50%;
  background: var(--accent-soft);
  color: var(--accent);
}
.equation__item--result .equation__icon { background: var(--accent); color: #fff; }
.equation__tag {
  font-weight: 700; font-size: .8125rem;
  color: var(--primary);
  text-transform: uppercase; letter-spacing: .04em;
}
.equation__def { font-size: .8125rem; color: var(--muted-fg); }
.equation__op {
  flex-shrink: 0;
  font-family: var(--font-display);
  font-size: 1.5rem;
  color: var(--accent);
}
@media (max-width: 640px) {
  .equation { flex-direction: column; align-items: stretch; }
  .equation__item { min-width: 0; }
  .equation__op { align-self: center; transform: rotate(90deg); }
}

.compare { display: grid; gap: var(--space-4); }
@media (min-width: 860px) { .compare { grid-template-columns: 1fr 1fr; } }

.compare__col {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: var(--space-4);
}
@media (min-width: 768px) { .compare__col { padding: var(--space-5); } }
.compare__col--accent { border-color: var(--accent-border); background: var(--accent-soft); }

.compare__title {
  display: flex; align-items: center; gap: .625rem;
  font-family: var(--font-display);
  font-size: 1.1875rem;
  color: var(--primary);
  margin-bottom: var(--space-3);
  padding-bottom: var(--space-3);
  border-bottom: 1px solid var(--border);
}
.compare__col--accent .compare__title { border-color: var(--accent-border); }

.checklist { list-style: none; padding: 0; display: grid; gap: .875rem; }
.checklist li {
  display: flex; gap: .625rem;
  font-size: .9375rem; color: var(--muted-fg);
  line-height: 1.55;
}
.checklist svg { flex-shrink: 0; margin-top: .2rem; }
.checklist--yes svg { color: var(--success); }
.checklist--no  svg { color: #94A3B8; }

.callout {
  margin-top: var(--space-4);
  background: var(--primary);
  color: #E2E8F0;
  border-radius: var(--radius);
  padding: var(--space-4);
}
@media (min-width: 768px) { .callout { padding: var(--space-5); } }
.callout h3 { color: #fff; margin-bottom: .625rem; }
.callout p { font-size: .9375rem; }
.callout strong { color: #fff; }

/* --------------------------------------------------------------------------
   10. ÉTAPES
   -------------------------------------------------------------------------- */
.steps { list-style: none; padding: 0; display: grid; gap: var(--space-4); counter-reset: step; }
@media (min-width: 700px)  { .steps { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1000px) { .steps { grid-template-columns: repeat(4, 1fr); } }

.steps li {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: var(--space-4);
}
.step__n {
  display: inline-grid; place-items: center;
  width: 32px; height: 32px;
  border-radius: 50%;
  background: var(--primary); color: #fff;
  font-size: .875rem; font-weight: 600;
  font-family: var(--font-body);
  margin-bottom: var(--space-3);
}
.steps h3 { font-size: 1.0625rem; margin-bottom: .375rem; }
.steps p { font-size: .9375rem; color: var(--muted-fg); }

/* --------------------------------------------------------------------------
   11. OFFRES
   -------------------------------------------------------------------------- */
.offers { display: grid; gap: var(--space-4); align-items: start; }
@media (min-width: 1000px) {
  .offers { grid-template-columns: 1fr 1.12fr 1fr; gap: var(--space-3); align-items: stretch; }
}

.offer {
  position: relative;
  display: flex; flex-direction: column;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--space-4);
  transition: transform var(--dur) var(--ease), box-shadow var(--dur) var(--ease),
              border-color var(--dur) var(--ease);
}
@media (min-width: 768px) { .offer { padding: var(--space-5); } }

.offer:hover { transform: translateY(-2px); box-shadow: var(--shadow); }

/* Offre principale : fond légèrement teinté, ombre plus présente, barre
   d'accent en tête de carte — hiérarchie visible sans verser dans le
   flashy. Prix en bleu accent pour la distinguer des deux autres. */
.offer--featured {
  border: 2px solid var(--accent);
  background: linear-gradient(180deg, #FFFFFF 0%, var(--accent-soft) 100%);
  box-shadow: 0 20px 40px -18px rgba(3,105,161,.22), 0 8px 16px -8px rgba(15,23,42,.08);
}
.offer--featured::before {
  content: "";
  position: absolute; top: 0; left: 0; right: 0;
  height: 4px;
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
  background: var(--accent);
}
.offer--featured:hover {
  box-shadow: 0 26px 48px -16px rgba(3,105,161,.26), 0 10px 20px -8px rgba(15,23,42,.10);
}
.offer--featured .offer__amount,
.offer--featured .offer__currency { color: var(--accent); }
.offer--featured .offer__excl {
  background: var(--card);
  border: 1px solid var(--accent-border);
}

.offer__badge {
  display: inline-flex; align-items: center; gap: .375rem;
  align-self: flex-start;
  background: var(--accent); color: #fff;
  border-radius: 100px;
  padding: .3125rem .75rem;
  font-size: .75rem; font-weight: 600;
  letter-spacing: .04em; text-transform: uppercase;
  margin-bottom: var(--space-3);
}
.offer__badge--ghost {
  background: var(--bg-alt); color: var(--muted-fg);
}

.offer__name { font-size: 1.3125rem; margin-bottom: .375rem; }
.offer__for {
  font-size: .875rem; color: var(--muted-fg);
  min-height: 2.6em; margin-bottom: var(--space-4);
}

.offer__price {
  display: flex; align-items: baseline; gap: .375rem;
  font-family: var(--font-display);
  color: var(--primary);
  line-height: 1;
}
.offer__amount { font-size: 2.75rem; }
.offer__currency { font-size: 1.5rem; }
.offer__terms { font-size: .8125rem; color: var(--muted-fg); margin-top: .5rem; }
.offer__saving {
  font-size: .8125rem;
  color: var(--success);
  margin-top: .375rem;
  font-weight: 500;
}
.offer__split {
  font-size: .8125rem; color: var(--muted-fg);
  margin-top: .375rem;
}

.offer__sep { border: 0; border-top: 1px solid var(--border); margin-block: var(--space-4); }

.offer__features { list-style: none; padding: 0; display: grid; gap: .625rem; margin-bottom: var(--space-4); }
.offer__features li {
  display: flex; gap: .5rem;
  font-size: .9375rem; color: var(--muted-fg); line-height: 1.5;
}
.offer__features svg { color: var(--success); flex-shrink: 0; margin-top: .2rem; }
.offer__features .inherit { color: var(--primary); font-weight: 600; }

.offer__excl {
  font-size: .8125rem; color: var(--muted-fg);
  background: var(--bg-alt);
  border-radius: var(--radius-sm);
  padding: .75rem .875rem;
  margin-bottom: var(--space-4);
}
.offer__cta { margin-top: auto; }

.offers-note {
  margin-top: var(--space-5);
  border: 1px solid var(--border);
  border-left: 3px solid var(--primary);
  border-radius: var(--radius-sm);
  background: var(--card);
  padding: var(--space-4);
  font-size: .9375rem;
  color: var(--muted-fg);
}
.offers-note strong { display: block; margin-bottom: .375rem; color: var(--primary); }

/* Option facultative (gestion Google Ads) — volontairement discrète,
   jamais traitée comme une 4e offre. */
.addon {
  display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between;
  gap: var(--space-4);
  margin-top: var(--space-3);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--bg-tint);
  padding: var(--space-4);
}
.addon__text p { font-size: .875rem; color: var(--muted-fg); }
.addon__text p + p { margin-top: .5rem; }
.addon__note { font-size: .8125rem; }
.addon__price {
  flex-shrink: 0;
  display: flex; flex-direction: column; align-items: flex-end; gap: .25rem;
  text-align: right;
}
.addon__amount {
  font-family: var(--font-display);
  font-size: 1.375rem;
  color: var(--accent);
  white-space: nowrap;
}
.addon__amount span { font-family: var(--font-body); font-size: .8125rem; color: var(--muted-fg); font-weight: 400; }
.addon__tag {
  font-size: .75rem; font-weight: 600;
  color: var(--muted-fg);
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 100px;
  padding: .2rem .625rem;
  white-space: nowrap;
}
@media (max-width: 560px) {
  .addon { flex-direction: column; align-items: flex-start; }
  .addon__price { align-items: flex-start; text-align: left; }
}

/* --------------------------------------------------------------------------
   12. RÉALISATIONS
   -------------------------------------------------------------------------- */
.works { display: grid; gap: var(--space-4); }
@media (min-width: 640px)  { .works { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1000px) { .works { grid-template-columns: repeat(3, 1fr); } }

.work {
  display: flex; flex-direction: column;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  text-decoration: none;
  transition: border-color var(--dur) var(--ease);
}
.work {
  transition: transform var(--dur) var(--ease), border-color var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
}
.work:hover { border-color: var(--border-strong); transform: translateY(-4px); box-shadow: var(--shadow); }
.work img { width: 100%; aspect-ratio: 800 / 469; object-fit: cover; object-position: top center; border-bottom: 1px solid var(--border); }
.work__body { padding: var(--space-3) var(--space-4) var(--space-4); }
.work__city { font-size: .75rem; font-weight: 600; letter-spacing: .08em; text-transform: uppercase; color: var(--muted-fg); }
.work__name { font-family: var(--font-display); font-size: 1.125rem; color: var(--primary); margin-block: .25rem .375rem; }
.work__url { font-size: .875rem; color: var(--accent); display: inline-flex; align-items: center; gap: .3rem; }
.work:hover .work__url { text-decoration: underline; }

/* --------------------------------------------------------------------------
   13. PREUVES (captures)
   -------------------------------------------------------------------------- */
.shots { display: grid; gap: var(--space-3); }
@media (min-width: 560px)  { .shots { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 900px)  { .shots { grid-template-columns: repeat(3, 1fr); } }
@media (min-width: 1100px) { .shots--6 { grid-template-columns: repeat(6, 1fr); gap: var(--space-2); } }

.shot {
  border: 1px solid var(--border);
  border-top: 3px solid var(--primary);
  border-radius: var(--radius-sm);
  overflow: hidden;
  background: var(--card);
}
.shot img { width: 100%; aspect-ratio: 480 / 700; object-fit: cover; object-position: top center; }
.shot figcaption {
  font-size: .6875rem; font-weight: 600; color: var(--muted-fg);
  text-transform: uppercase; letter-spacing: .05em;
  padding: .625rem .75rem;
  border-top: 1px solid var(--border);
}

.proof-connector {
  display: flex; flex-direction: column; align-items: center; gap: .5rem;
  margin: var(--space-5) 0;
  text-align: center;
  font-size: .875rem;
  color: var(--muted-fg);
}
.proof-connector .icon-down { color: var(--accent); }

.shots--serp { max-width: 720px; }
@media (min-width: 560px) { .shots--serp { grid-template-columns: repeat(2, 1fr); } }
.shots--serp .shot img { aspect-ratio: 480 / 620; }

.disclaimer {
  margin-top: var(--space-4);
  font-size: .8125rem;
  color: var(--muted-fg);
  display: flex; gap: .5rem; align-items: flex-start;
}
.disclaimer svg { flex-shrink: 0; margin-top: .15rem; color: #94A3B8; }

/* --------------------------------------------------------------------------
   14. SECTION AUTEUR
   -------------------------------------------------------------------------- */
.author { display: grid; gap: var(--space-5); align-items: start; }
@media (min-width: 860px) { .author { grid-template-columns: minmax(0, 320px) 1fr; gap: var(--space-6); } }

.author__figure { margin: 0; max-width: 320px; }
@media (min-width: 860px) { .author__figure { max-width: none; } }
.author__photo {
  width: 100%;
  aspect-ratio: 4 / 5;
  object-fit: cover;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: var(--bg-alt);
}
.author__caption {
  font-size: .8125rem; color: var(--muted-fg);
  margin-top: .625rem;
  padding-left: .75rem;
  border-left: 2px solid var(--accent-border);
}
.author__caption b { display: block; color: var(--primary); font-weight: 600; font-size: .875rem; }

.author__body > * + * { margin-top: var(--space-3); }
.author__body p { color: var(--muted-fg); }
.author__quote {
  margin: var(--space-4) 0 0;
  padding: var(--space-4);
  background: var(--card);
  border: 1px solid var(--border);
  border-left: 3px solid var(--accent);
  border-radius: var(--radius-sm);
}
.author__quote p { color: var(--primary); font-size: 1.0625rem; }
.author__quote footer { font-size: .875rem; color: var(--muted-fg); margin-top: .75rem; }

/* --------------------------------------------------------------------------
   15. FORMULAIRE AUDIT
   -------------------------------------------------------------------------- */
.audit { background: var(--primary); color: #CBD5E1; }
.audit h2, .audit h3 { color: #fff; }
.audit__grid { display: grid; gap: var(--space-5); }
@media (min-width: 900px) { .audit__grid { grid-template-columns: 1fr 1.05fr; gap: var(--space-6); align-items: start; } }
.audit__intro p { color: #CBD5E1; }
.audit__intro .checklist li { color: #CBD5E1; }
.audit__intro .checklist svg { color: #4ADE80; }
.audit__intro .eyebrow { color: #7DD3FC; }
.audit__alt { margin-top: var(--space-5); padding-top: var(--space-4); border-top: 1px solid rgba(255,255,255,.14); }
.audit__alt p { font-size: .875rem; margin-bottom: var(--space-3); }

.form {
  background: var(--card);
  /* La carte est posée sur la section sombre : on réinitialise la couleur
     de texte, sans quoi les libellés hériteraient du gris clair. */
  color: var(--fg);
  border-radius: var(--radius-lg);
  padding: var(--space-4);
}
@media (min-width: 768px) { .form { padding: var(--space-5); } }

.field { margin-bottom: var(--space-4); }
.field > label,
.fieldset__legend {
  display: block;
  font-size: .875rem; font-weight: 600;
  color: var(--primary);
  margin-bottom: .4375rem;
}
.field__hint { font-size: .8125rem; color: var(--muted-fg); font-weight: 400; margin-bottom: .5rem; }

.input {
  width: 100%;
  min-height: 52px;
  padding: .8125rem .9375rem;
  font-family: var(--font-body);
  font-size: 1rem;
  color: var(--fg);
  background: var(--bg);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  transition: border-color var(--dur) var(--ease), background-color var(--dur) var(--ease);
}
.input::placeholder { color: #94A3B8; }
.input:hover { border-color: #94A3B8; }
.input:focus { background: var(--card); border-color: var(--accent); }
.input[aria-invalid="true"] { border-color: var(--danger); }

textarea.input { min-height: 96px; resize: vertical; line-height: 1.55; }

.fieldset { border: 0; padding: 0; margin: 0 0 var(--space-4); }
.choices { display: grid; gap: .5rem; }
.choice {
  display: flex; align-items: flex-start; gap: .625rem;
  min-height: 52px;
  padding: .8125rem .9375rem;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  background: var(--bg);
  font-size: .9375rem;
  cursor: pointer;
  transition: border-color var(--dur) var(--ease), background-color var(--dur) var(--ease);
}
.choice:hover { border-color: #94A3B8; }
.choice input { margin: .2rem 0 0; width: 18px; height: 18px; accent-color: var(--accent); flex-shrink: 0; cursor: pointer; }
.choice:has(input:checked) { border-color: var(--accent); background: var(--accent-soft); }
.choice:has(input:focus-visible) { outline: 3px solid var(--accent); outline-offset: 2px; }

.error {
  display: none;
  font-size: .8125rem; color: var(--danger);
  margin-top: .375rem;
}
.error[data-visible="true"] { display: block; }

.form__legal { font-size: .75rem; color: var(--muted-fg); margin-top: var(--space-3); line-height: 1.5; }
.form__status { font-size: .875rem; margin-top: var(--space-3); }
.form__status[data-state="error"] { color: var(--danger); }
.form__status[data-state="success"] { color: var(--success); }

.form-success {
  color: #166534;
  background: var(--success-soft);
  border: 1px solid #BBF7D0;
  border-radius: var(--radius);
  padding: var(--space-4);
}
.form-success h3 { color: var(--success); margin-bottom: .5rem; }
.form-success p { font-size: .9375rem; color: #166534; }

/* --------------------------------------------------------------------------
   16. FAQ
   -------------------------------------------------------------------------- */
.faq { max-width: 46rem; }
.faq details {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  margin-bottom: .625rem;
  transition: border-color var(--dur) var(--ease);
}
.faq details:hover { border-color: var(--border-strong); }
.faq summary {
  display: flex; align-items: center; justify-content: space-between; gap: 1rem;
  padding: 1.0625rem var(--space-4);
  min-height: 56px;
  font-size: 1rem; font-weight: 600;
  color: var(--primary);
  cursor: pointer;
  list-style: none;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: ""; flex-shrink: 0;
  width: 10px; height: 10px;
  border-right: 2px solid var(--muted-fg);
  border-bottom: 2px solid var(--muted-fg);
  transform: rotate(45deg) translateY(-25%);
  transition: transform var(--dur) var(--ease);
}
.faq details[open] summary::after { transform: rotate(225deg) translateY(-25%); }
.faq summary:hover { color: var(--accent); }
.faq__answer { padding: 0 var(--space-4) var(--space-4); }
.faq__answer p { font-size: .9375rem; color: var(--muted-fg); }
.faq__answer p + p { margin-top: .75rem; }

/* --------------------------------------------------------------------------
   17. CTA FINAL
   -------------------------------------------------------------------------- */
.final { background: var(--bg-tint); border-top: 1px solid var(--border); text-align: center; }
.final .container { max-width: 44rem; }
.final p { color: var(--muted-fg); margin-block: var(--space-3) var(--space-5); font-size: 1.0625rem; }
.final .btn-row { justify-content: center; }

/* --------------------------------------------------------------------------
   18. PIED DE PAGE
   -------------------------------------------------------------------------- */
.footer { background: var(--primary); color: #94A3B8; padding-block: var(--space-6) var(--space-5); font-size: .875rem; }
.footer__grid { display: grid; gap: var(--space-5); }
@media (min-width: 760px) { .footer__grid { grid-template-columns: 1.4fr 1fr 1fr; } }
.footer h3 { color: #fff; font-size: 1rem; margin-bottom: var(--space-3); font-family: var(--font-body); font-weight: 600; }
.footer .logo { color: #fff; margin-bottom: var(--space-3); }
/* Le bleu d'accent ne contraste pas assez sur le marine du pied de page. */
.footer .logo span { color: #7DD3FC; }
.footer p { line-height: 1.6; }
.footer ul { list-style: none; padding: 0; display: grid; gap: .25rem; }
.footer ul a { display: inline-flex; align-items: center; min-height: 28px; }
.footer a { color: #CBD5E1; text-decoration: none; }
.footer a:hover { color: #fff; text-decoration: underline; }
.footer :focus-visible { outline-color: #7DD3FC; }
.footer__bottom {
  margin-top: var(--space-5); padding-top: var(--space-4);
  border-top: 1px solid rgba(255,255,255,.12);
  display: flex; flex-wrap: wrap; gap: .5rem 1.25rem; justify-content: space-between;
  font-size: .8125rem;
}

/* --------------------------------------------------------------------------
   19. BARRE D'ACTION MOBILE
   -------------------------------------------------------------------------- */
.actionbar {
  position: fixed; inset: auto 0 0 0; z-index: 90;
  display: grid; grid-template-columns: 1.4fr 1fr 1fr;
  gap: .5rem;
  padding: .5rem .75rem calc(.5rem + env(safe-area-inset-bottom));
  background: rgba(255, 255, 255, .96);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-top: 1px solid var(--border);
}
.actionbar .btn { min-height: 48px; padding: .5rem .625rem; font-size: .875rem; }
.actionbar .btn svg { width: 18px; height: 18px; }
@media (min-width: 860px) { .actionbar { display: none; } }
@media (max-width: 859px) { body { padding-bottom: 76px; } }

/* --------------------------------------------------------------------------
   20. PAGES INTERNES (légal, merci, audit)
   -------------------------------------------------------------------------- */
.prose { max-width: 46rem; }
.prose h2 { font-size: 1.375rem; margin-top: var(--space-6); margin-bottom: var(--space-3); }
.prose h2:first-of-type { margin-top: var(--space-5); }
.prose p, .prose li { color: var(--muted-fg); font-size: .9375rem; }
.prose p + p { margin-top: .75rem; }
.prose ul, .prose ol { margin-top: .75rem; padding-left: 1.25rem; display: grid; gap: .5rem; }
.prose__date { font-size: .875rem; color: var(--muted-fg); margin-top: .5rem; }

.infotable { width: 100%; border-collapse: collapse; margin-top: var(--space-3); font-size: .9375rem; }
.infotable th, .infotable td { text-align: left; padding: .75rem 0; border-bottom: 1px solid var(--border); vertical-align: top; }
.infotable th { width: 40%; color: var(--muted-fg); font-weight: 500; font-size: .8125rem; text-transform: uppercase; letter-spacing: .06em; }
.infotable td { color: var(--fg); }
@media (max-width: 520px) {
  .infotable th, .infotable td { display: block; width: 100%; border: 0; padding: 0; }
  .infotable th { padding-top: .875rem; }
  .infotable td { padding-bottom: .875rem; border-bottom: 1px solid var(--border); }
}

.backlink {
  display: inline-flex; align-items: center; gap: .375rem;
  font-size: .9375rem; color: var(--muted-fg); text-decoration: none;
}
.backlink:hover { color: var(--primary); }

/* --------------------------------------------------------------------------
   21. MOTION — subtile, désactivable
   -------------------------------------------------------------------------- */
/* La révélation n'est appliquée QUE si le script a ajouté .js à <html>.
   Sans JavaScript, ou si le script échoue, le contenu reste visible. */
.js [data-reveal] {
  opacity: 0;
  transform: translateY(12px);
  transition: opacity .35s var(--ease), transform .35s var(--ease);
}
.js [data-reveal].is-visible { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .01ms !important;
  }
  .js [data-reveal] { opacity: 1; transform: none; }
}