/* ==========================================================================
   MYRIAGE — Composants
   Pistes · Boutons · En-tête · Menu · Rideau · Pastilles · Cartes ·
   Formulaire · Bloc CTA · Pied de page
   ========================================================================== */

/* --------------------------------------------------------------------------
   Couleur de piste : chaque élément lié à une activité porte --track
   -------------------------------------------------------------------------- */
.t-video  { --track: var(--c-video); }
.t-auto   { --track: var(--c-auto); }
.t-saas   { --track: var(--c-saas); }
.t-accent { --track: var(--c-accent); }

.dot {
  display: inline-block;
  flex: none;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--track, var(--c-accent));
}
.dot--lg { width: 9px; height: 9px; }

/* --------------------------------------------------------------------------
   Boutons
   -------------------------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  min-height: 48px;
  padding: 0 22px;
  border: 1px solid transparent;
  border-radius: var(--r-pill);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .05em;
  text-transform: uppercase;
  white-space: nowrap;
  transition: background-color .2s, border-color .2s, color .2s;
}
.btn--primary { background: var(--c-accent); color: var(--c-on-accent); }
.btn--primary:hover { background: var(--c-accent-hover); color: var(--c-on-accent); }

.btn--secondary { border-color: var(--c-line-strong); color: var(--c-text); }
.btn--secondary:hover { border-color: var(--c-text); color: var(--c-text); }

/* Petit bouton-pilule (bascules, filtres) */
.pill-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 40px;
  padding: 0 16px;
  border: 1px solid var(--c-line-strong);
  border-radius: var(--r-pill);
  background: transparent;
  color: var(--c-text);
  font-size: 12.5px;
  font-weight: 600;
  letter-spacing: .05em;
  text-transform: uppercase;
  transition: border-color .2s, background-color .2s, color .2s;
}
.pill-btn:hover { border-color: var(--c-text); }
.pill-btn[aria-pressed="true"] {
  background: var(--c-accent);
  border-color: var(--c-accent);
  color: var(--c-on-accent);
}
.pill-btn--all .dot { background: var(--c-text-muted); }
.pill-btn[aria-pressed="true"] .dot { background: var(--c-on-accent); }
.pill-btn[aria-pressed="true"].t-video .dot,
.pill-btn[aria-pressed="true"].t-auto .dot,
.pill-btn[aria-pressed="true"].t-saas .dot { background: var(--track); box-shadow: 0 0 0 1.5px var(--c-on-accent); }

/* Étiquettes d'outil, teintées à la couleur de piste */
.chips { display: flex; flex-wrap: wrap; gap: 6px; }
.chip {
  padding: 4px 10px;
  border-radius: var(--r-pill);
  background: color-mix(in oklch, var(--track, var(--c-accent)) 16%, transparent);
  color: var(--track, var(--c-accent));
  font-size: 11.5px;
  font-weight: 600;
  letter-spacing: .04em;
  text-transform: uppercase;
}
.chip--outline {
  padding: 6px 12px;
  border: 1px solid var(--c-line-strong);
  background: transparent;
  color: var(--c-text);
  font-size: 12px;
  letter-spacing: .05em;
}

/* --------------------------------------------------------------------------
   En-tête
   -------------------------------------------------------------------------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(31, 28, 20, .92);
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--c-line);
}
.site-header__inner {
  max-width: var(--max);
  height: var(--header-h);
  margin: 0 auto;
  padding: 0 var(--gutter);
  display: grid;
  /* Colonnes de largeur naturelle : sur un écran étroit, la navigation prend
     toute la place restante au lieu de la partager à parts égales. Le centrage
     strict est rétabli sur grand écran (≥ 1400 px). */
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 12px;
}
@media (min-width: 760px) {
  .site-header__inner { gap: 24px; }
}
@media (min-width: 1400px) {
  .site-header__inner { grid-template-columns: 1fr auto 1fr; }
}

.logo {
  justify-self: start;
  display: flex;
  align-items: center;
  gap: .5em;
  font-weight: 800;
  /* 24 px dès 375 px d'écran ; un peu moins en dessous (320 px : ~20 px). */
  font-size: clamp(19px, 6.4vw, 24px);
  letter-spacing: .04em;
  color: var(--c-text);
}
/* Pictogramme du logo, en ligne dans partials/header.html (source :
   assets/img/brand/mark.svg). Proportions du viewBox : 288 × 214, exprimées
   en em pour suivre la taille du texte (24 px → 58 × 43 px). */
.logo__mark {
  flex: none;
  width: 2.417em;
  height: 1.79em;
}
.logo:hover { color: var(--c-text); }

.nav { display: none; justify-self: center; }
.nav__list { display: flex; align-items: center; gap: 4px; }
.nav__link {
  display: block;
  padding: 7px 11px;
  border: 1px solid transparent;
  border-radius: var(--r-pill);
  white-space: nowrap;
  font-size: 12.5px;
  font-weight: 600;
  letter-spacing: .05em;
  text-transform: uppercase;
  color: var(--c-text-muted);
  transition: color .2s, border-color .2s;
}
.nav__link:hover { color: var(--c-text); border-color: var(--c-line-strong); }
.nav__link[aria-current="page"] {
  color: var(--c-text);
  border-color: var(--track, var(--c-accent));
}

.header-cta {
  display: none;
  justify-self: end;
  align-items: center;
  gap: 8px;
  padding: 9px 16px;
  border-radius: var(--r-pill);
  background: var(--c-accent);
  color: var(--c-on-accent);
  font-size: 12.5px;
  font-weight: 600;
  letter-spacing: .05em;
  text-transform: uppercase;
}
.header-cta:hover { background: var(--c-accent-hover); color: var(--c-on-accent); }

.menu-toggle {
  grid-column: 3;
  justify-self: end;
  min-width: 48px;
  height: 44px;
  padding: 0 4px 0 14px;
  display: flex;
  align-items: center;
  gap: 12px;
  border: 0;
  background: transparent;
  color: var(--c-text);
  font-size: 12.5px;
  font-weight: 600;
  letter-spacing: .06em;
  text-transform: uppercase;
}
/* Petits écrans : le libellé « Menu » cède la place aux barres seules (le nom
   accessible reste), ce qui laisse sa largeur au logo. */
@media (max-width: 459px) {
  .menu-toggle { position: relative; min-width: 44px; padding: 0 9px; gap: 0; }
  .menu-toggle [data-menu-label] {
    position: absolute;
    width: 1px; height: 1px;
    margin: -1px;
    overflow: hidden;
    clip-path: inset(50%);
    white-space: nowrap;
  }
}
.menu-toggle__bars { display: flex; flex-direction: column; gap: 5px; width: 26px; }
.menu-toggle__bars span {
  height: 1.5px;
  background: var(--c-text);
  transition: transform .25s var(--ease-out);
}
.menu-toggle[aria-expanded="true"] .menu-toggle__bars span:first-child { transform: translateY(3.25px) rotate(45deg); }
.menu-toggle[aria-expanded="true"] .menu-toggle__bars span:last-child  { transform: translateY(-3.25px) rotate(-45deg); }

/* Groupe de droite de l'en-tête : son, contact, menu. Occupe la 3e colonne. */
.header-tools {
  grid-column: 3;
  justify-self: end;
  display: flex;
  align-items: center;
  gap: 8px;
}

/* Interrupteur du son — coupé par défaut, rendu visible par sound.js
   seulement si le navigateur sait synthétiser du son. */
.sound-toggle {
  min-width: 44px;
  height: 44px;
  padding: 0 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border: 1px solid transparent;
  border-radius: var(--r-pill);
  background: transparent;
  color: var(--c-text-muted);
  font-family: var(--f-mono);
  font-size: 11px;
  letter-spacing: .08em;
  text-transform: uppercase;
  transition: color .2s, border-color .2s;
}
.sound-toggle[hidden] { display: none; }
.sound-toggle svg { width: 22px; height: 22px; flex: none; }
.sound-toggle:hover { color: var(--c-text); border-color: var(--c-line-strong); }
.sound-toggle[aria-pressed="true"] { color: var(--c-accent); border-color: var(--c-line-strong); }
.sound-toggle[aria-pressed="true"] .sound-toggle__off,
.sound-toggle[aria-pressed="false"] .sound-toggle__waves { display: none; }
.sound-toggle__label { display: none; }


@media (min-width: 1280px) {
  .nav { display: block; }
  .header-cta { display: flex; }
  .menu-toggle { display: none; }
}
/* Le libellé « Son » n'a la place d'apparaître qu'au-delà de 1400 px */
@media (min-width: 1400px) {
  .sound-toggle__label { display: inline; }
}

/* Barre de lecture : avance avec le défilement de la page (nav.js) */
.scrub {
  position: absolute;
  left: 0;
  right: 0;
  bottom: -1px;
  height: 2px;
  pointer-events: none;
}
.scrub__fill {
  height: 100%;
  width: calc(var(--progress, 0) * 100%);
  background: var(--c-accent);
}
.scrub__head {
  position: absolute;
  top: -3px;
  left: calc(var(--progress, 0) * 100%);
  width: 8px;
  height: 8px;
  background: var(--c-accent);
  transform: translateX(-50%) rotate(45deg);
}

/* --------------------------------------------------------------------------
   Menu mobile
   -------------------------------------------------------------------------- */
.menu-panel {
  position: fixed;
  inset: var(--header-h) 0 0 0;
  z-index: 49;
  display: flex;
  flex-direction: column;
  padding: 16px var(--gutter) 40px;
  overflow: auto;
  background: var(--c-bg);
}
.menu-panel[hidden] { display: none; }
.menu-panel__link {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
  padding: 18px 0;
  border-bottom: 1px solid var(--c-line);
  color: var(--c-text);
}
.menu-panel__link[aria-current="page"] { color: var(--c-accent); }
.menu-panel__label {
  font-weight: 800;
  font-size: 30px;
  line-height: 1;
  letter-spacing: -.01em;
  text-transform: uppercase;
}
.menu-panel__num { font-family: var(--f-mono); font-size: 11px; color: var(--c-text-muted); }

@media (min-width: 1280px) { .menu-panel { display: none !important; } }

/* --------------------------------------------------------------------------
   Rideau de transition entre pages (transitions.js)
   Deux volets qui se referment sur un « clap » : CUT → PAGE SUIVANTE
   -------------------------------------------------------------------------- */
.curtain {
  position: fixed;
  inset: var(--header-h) 0 0 0;
  z-index: 40;
  pointer-events: none;
  overflow: hidden;
}
.curtain__bar {
  position: absolute;
  left: 0;
  right: 0;
  height: 50.5%;
  background: #0E0C08;
  transition: transform .55s var(--ease-cut) .08s;
}
.curtain__bar--top    { top: 0;    border-bottom: 1px solid rgba(220, 194, 106, .5); transform: translateY(-102%); }
.curtain__bar--bottom { bottom: 0; border-top: 1px solid rgba(220, 194, 106, .5);    transform: translateY(102%); }
.curtain__slate {
  position: absolute;
  left: 0;
  right: 0;
  top: 50%;
  transform: translateY(-160%);
  text-align: center;
  font-family: var(--f-mono);
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--c-accent);
  opacity: 0;
  transition: opacity .2s;
}

/* Fermeture (départ) */
.is-leaving .curtain__bar,
.is-arriving .curtain__bar { transform: translateY(0); }
.is-leaving .curtain__bar { transition: transform var(--t-curtain) var(--ease-cut); }
.is-leaving.is-zooming .curtain__bar { transition: transform .36s var(--ease-cut) .4s; }
.is-leaving .curtain__slate,
.is-arriving .curtain__slate { opacity: 1; }
/* À l'arrivée, les volets sont déjà fermés au premier rendu : pas de transition */
.is-arriving .curtain__bar { transition: none; }

/* Contenu masqué pendant l'arrivée, puis révélé */
.is-arriving main { opacity: 0; transform: translateY(14px); }
main { transition: opacity .5s ease .1s, transform .6s var(--ease-out) .1s; }

@media (prefers-reduced-motion: reduce) {
  .curtain { display: none; }
  .is-arriving main { transform: none; }
  .is-leaving main { opacity: 0; }       /* un simple fondu, sans rideau */
  main { transition: opacity .12s linear; }
}

/* --------------------------------------------------------------------------
   Cartes de piste (accueil)
   -------------------------------------------------------------------------- */
.panel {
  display: flex;
  flex-direction: column;
  gap: clamp(10px, 1.4vw, 16px);
  padding: clamp(10px, 1.4vw, 18px);
  border: 1px solid var(--c-line);
  border-radius: var(--r-xl);
  background: var(--c-surface);
}
.panel__head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  padding: 4px 6px 2px;
}
.panel__title { display: flex; align-items: center; gap: 10px; font-size: 15px; font-weight: 700; }

.offer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 280px), 1fr));
  gap: clamp(8px, 1.2vw, 14px);
}

.offer-card {
  display: flex;
  flex-direction: column;
  gap: 16px;
  padding: 10px 10px 20px;
  border: 1px solid var(--c-line);
  border-radius: var(--r-lg);
  background: var(--c-bg);
  color: var(--c-text);
  transition: border-color .25s, transform .35s var(--ease-out);
}
.offer-card:hover,
.offer-card:focus-visible { border-color: var(--c-accent); transform: translateY(-4px); color: var(--c-text); }

.offer-card__thumb {
  position: relative;
  display: block;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  border-radius: var(--r-md);
  background: var(--c-surface);
}
.offer-card__thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(.8) brightness(.85);
  transition: transform .9s var(--ease-out), filter .4s ease;
}
.offer-card:hover .offer-card__thumb img,
.offer-card:focus-visible .offer-card__thumb img { transform: scale(1.08); filter: none; }

.offer-card__badge {
  position: absolute;
  top: 10px;
  left: 10px;
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 4px 9px;
  border-radius: var(--r-pill);
  background: rgba(31, 28, 20, .85);
  font-family: var(--f-mono);
  font-size: 10.5px;
  color: var(--c-text);
}
.offer-card__badge .dot { width: 6px; height: 6px; }

/* Bouton lecture et barre de progression, révélés au survol */
.offer-card__play {
  position: absolute;
  left: 50%;
  top: 50%;
  width: 52px;
  height: 52px;
  display: grid;
  place-items: center;
  border: 1.5px solid var(--c-accent);
  border-radius: 50%;
  background: rgba(31, 28, 20, .75);
  opacity: 0;
  transform: translate(-50%, -50%) scale(.8);
  transition: opacity .25s, transform .35s var(--ease-out);
}
.offer-card__play::before {
  content: "";
  margin-left: 4px;
  border-left: 14px solid var(--c-accent);
  border-top: 9px solid transparent;
  border-bottom: 9px solid transparent;
}
.offer-card:hover .offer-card__play,
.offer-card:focus-visible .offer-card__play { opacity: 1; transform: translate(-50%, -50%) scale(1); }

.offer-card__scrub {
  position: absolute;
  left: 10px;
  right: 10px;
  bottom: 10px;
  height: 3px;
  overflow: hidden;
  border-radius: 2px;
  background: rgba(239, 232, 214, .28);
}
.offer-card__scrub::before {
  content: "";
  display: block;
  height: 100%;
  width: 0;
  background: var(--c-accent);
  transition: width .3s ease;
}
.offer-card:hover .offer-card__scrub::before,
.offer-card:focus-visible .offer-card__scrub::before { width: 100%; transition: width 2.4s linear; }

.offer-card__body { display: flex; flex-direction: column; gap: 10px; padding: 0 6px; }
.offer-card__head { display: flex; justify-content: space-between; align-items: flex-start; gap: 12px; }
.offer-card__title {
  font-weight: 800;
  font-size: clamp(20px, 1.9vw, 26px);
  line-height: 1;
  letter-spacing: -.015em;
  text-transform: uppercase;
}
.arrow {
  display: inline-block;
  font-size: 22px;
  line-height: 1;
  color: var(--c-accent);
  transition: transform .35s var(--ease-out);
}
.offer-card:hover .arrow,
.offer-card:focus-visible .arrow { transform: rotate(45deg); }
.offer-card__text { font-size: 15px; color: var(--c-text-soft); text-wrap: pretty; }

/* --------------------------------------------------------------------------
   Cartes projet
   -------------------------------------------------------------------------- */
.project-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 240px), 1fr));
  gap: clamp(20px, 2.4vw, 32px);
}
.project-grid--wide { grid-template-columns: repeat(auto-fit, minmax(min(100%, 380px), 1fr)); }
.project-grid--portfolio {
  grid-template-columns: repeat(auto-fill, minmax(min(100%, 300px), 1fr));
  row-gap: 48px;
}

.project-card { display: flex; flex-direction: column; gap: 12px; }
.project-card[hidden] { display: none; }
.project-card__media { aspect-ratio: 1 / 1; border-radius: var(--r-sm); overflow: hidden; }
.project-grid--wide      .project-card__media { aspect-ratio: 16 / 10; }
.project-grid--portfolio .project-card__media { aspect-ratio: 4 / 3; }
.project-card__media img { width: 100%; height: 100%; object-fit: cover; }
.project-card__meta {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  font-size: var(--fs-label);
  font-weight: 600;
  letter-spacing: .06em;
  text-transform: uppercase;
}
.project-card__cat { display: flex; align-items: center; gap: 6px; color: var(--c-text-muted); }
.project-card__text { font-size: 14px; color: var(--c-text-muted); }

/* Tuile « les premières fiches arrivent » */
.project-card--next .project-card__media {
  display: grid;
  place-items: center;
  border: 1px solid var(--c-line);
}
.project-card--next .asterisk { width: 44%; height: auto; aspect-ratio: 1; vertical-align: middle; }

/* --------------------------------------------------------------------------
   Listes numérotées à filets
   -------------------------------------------------------------------------- */
.num-list { border-top: 1px solid var(--c-line); }
.num-list__item {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 12px 48px;
  padding: clamp(24px, 3vw, 44px) 0;
  border-bottom: 1px solid var(--c-line);
}
.num-list__num { flex: 0 0 48px; font-family: var(--f-mono); font-size: 12px; color: var(--c-accent); }
.num-list__title {
  flex: 1 1 340px;
  min-width: 0;
  font-weight: 800;
  font-size: clamp(24px, 3.2vw, 48px);
  line-height: .95;
  letter-spacing: -.015em;
  text-transform: uppercase;
}
.num-list__text { flex: 1 1 280px; max-width: 420px; font-size: 16px; color: var(--c-text-soft); }

/* --------------------------------------------------------------------------
   Étapes : une piste de timeline segmentée
   -------------------------------------------------------------------------- */
.steps {
  display: grid;
  grid-template-columns: var(--cols, 1fr 1fr 1fr 1fr);
  gap: 4px;
}
.step { display: flex; flex-direction: column; gap: 16px; min-width: 0; }
.step__clip {
  display: flex;
  align-items: center;
  height: 40px;
  padding: 0 12px;
  overflow: hidden;
  border: 1.5px solid var(--track);
  border-radius: var(--r-sm);
  background: color-mix(in oklch, var(--track) 14%, transparent);
  font-family: var(--f-mono);
  font-size: 10.5px;
  color: var(--track);
  white-space: nowrap;
  text-overflow: ellipsis;
}
.step--now .step__clip  { background: color-mix(in oklch, var(--track) 20%, transparent); }
.step--next .step__clip { border-color: var(--c-line-strong); background: transparent; color: var(--c-text-muted); }
.step__body { display: flex; flex-direction: column; gap: 6px; padding: 0 12px 24px 2px; }
.step__title {
  font-weight: 800;
  font-size: clamp(17px, 1.6vw, 22px);
  line-height: 1;
  text-transform: uppercase;
}
.step__text { font-size: 15px; color: var(--c-text-muted); }

@media (max-width: 759px) {
  .steps { grid-template-columns: 1fr; }
}

/* --------------------------------------------------------------------------
   Formulaire
   -------------------------------------------------------------------------- */
.form { display: flex; flex-direction: column; gap: 32px; }
.form__row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 220px), 1fr));
  gap: 32px;
}

.field { display: flex; flex-direction: column; gap: 4px; }
.field__label {
  font-size: var(--fs-label);
  font-weight: 600;
  letter-spacing: .06em;
  text-transform: uppercase;
  color: var(--c-text-muted);
}
.field__label small {
  font-size: inherit;
  font-weight: 400;
  letter-spacing: 0;
  text-transform: none;
}

/* Champs soulignés, sans cadre */
.field__control {
  min-height: 52px;
  padding: 0 2px;
  border: 0;
  border-bottom: 1px solid var(--c-line-strong);
  border-radius: 0;
  background: transparent;
  color: var(--c-text);
  font-size: 19px;
  outline: none;
  transition: border-color .2s, box-shadow .2s;
}
.field__control:focus { border-bottom-color: var(--c-accent); box-shadow: 0 1px 0 0 var(--c-accent); }

.field__select { position: relative; }
.field__select .field__control { width: 100%; padding-right: 40px; appearance: none; -webkit-appearance: none; }
.field__select option { background: var(--c-bg); }
.field__select::after {
  content: "↓";
  position: absolute;
  right: 4px;
  top: 50%;
  transform: translateY(-50%);
  pointer-events: none;
  font-size: 18px;
  color: var(--c-text-muted);
}

.field__area {
  min-height: 160px;
  padding: 14px 16px;
  border: 1px solid var(--c-line);
  border-radius: var(--r-sm);
  background: var(--c-surface);
  color: var(--c-text);
  font-size: 17px;
  resize: vertical;
  outline: none;
  transition: border-color .2s, box-shadow .2s;
}
.field__area:focus { border-color: var(--c-accent); box-shadow: 0 0 0 3px rgba(220, 194, 106, .25); }
.field__area::placeholder { color: var(--c-text-muted); }

.field__error { padding-top: 6px; font-size: 14px; color: var(--c-error-text); }
.field__error:empty { display: none; }
.field.has-error .field__control { border-bottom-color: var(--c-error); }
.field.has-error .field__area { border-color: var(--c-error); }

/* Type de projet : boutons radio en pilules */
.choices { margin: 0; padding: 0; border: 0; display: flex; flex-direction: column; gap: 12px; }
.choices legend { margin-bottom: 12px; padding: 0; }
.choices__list { display: flex; flex-wrap: wrap; gap: 8px; }
.choice {
  display: flex;
  align-items: center;
  gap: 10px;
  min-height: 44px;
  padding: 0 16px 0 12px;
  border: 1px solid var(--c-line-strong);
  border-radius: var(--r-pill);
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: background-color .2s, border-color .2s, color .2s;
}
.choice input { width: 16px; height: 16px; margin: 0; accent-color: var(--c-on-accent); }
.choice:has(input:checked) { background: var(--c-accent); border-color: var(--c-accent); color: var(--c-on-accent); }
.choice:has(input:focus-visible) { outline: 2px solid var(--c-accent); outline-offset: 3px; }
.choices.has-error .choice:not(:has(input:checked)) { border-color: var(--c-error); }

.consent {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  font-size: 14px;
  color: var(--c-text-soft);
  cursor: pointer;
}
.consent input { flex: none; width: 20px; height: 20px; margin: 1px 0 0; accent-color: var(--c-accent); }
.consent a { color: var(--c-text); border-bottom: 1px solid var(--c-line-strong); }

.btn-submit {
  width: 100%;
  min-height: 72px;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  border: 0;
  border-radius: var(--r-sm);
  background: var(--c-accent);
  color: var(--c-on-accent);
  font-weight: 800;
  font-size: clamp(18px, 1.8vw, 24px);
  letter-spacing: -.01em;
  text-transform: uppercase;
  transition: background-color .2s, opacity .2s;
}
.btn-submit:hover { background: var(--c-accent-hover); }
.btn-submit:disabled { opacity: .7; cursor: progress; }

.alert {
  padding: 14px 16px;
  border: 1px solid var(--c-error);
  border-radius: var(--r-sm);
  background: color-mix(in oklch, var(--c-error) 12%, transparent);
  font-size: 15px;
}
.alert[hidden] { display: none; }

.success-panel {
  display: flex;
  flex-direction: column;
  gap: 20px;
  padding: clamp(24px, 3vw, 40px) 0;
  border-top: 1.5px solid var(--c-success);
  border-bottom: 1px solid var(--c-line);
}
.success-panel[hidden] { display: none; }
.success-panel__kicker { display: flex; align-items: center; gap: 10px; color: var(--c-success); }
.success-panel__kicker .dot { background: var(--c-success); }
.success-panel__title {
  font-weight: 800;
  font-size: clamp(32px, 4vw, 56px);
  line-height: .9;
  text-transform: uppercase;
  color: var(--c-accent);
}

.hp-field { position: absolute; left: -9999px; opacity: 0; pointer-events: none; }

/* --------------------------------------------------------------------------
   Bloc CTA double : « Un projet ? » + « Pas sûr de la piste ? »
   -------------------------------------------------------------------------- */
.cta-stack {
  display: flex;
  flex-direction: column;
  gap: 16px;
  padding-top: var(--s-section);
  padding-bottom: clamp(72px, 9vw, 128px);
}
.cta-main {
  display: flex;
  flex-direction: column;
  gap: clamp(24px, 3vw, 40px);
  padding: clamp(28px, 4vw, 56px);
  border: 1px solid var(--c-line);
  border-radius: var(--r-md);
  background: var(--c-surface);
  color: var(--c-text);
  transition: background-color .3s, border-color .3s;
}
.cta-main:hover,
.cta-main:focus-visible { background: var(--c-raised); border-color: var(--c-accent); color: var(--c-text); }
.cta-main__head { display: flex; justify-content: space-between; gap: 16px; }
.cta-main__title {
  font-weight: 800;
  font-size: clamp(44px, 10vw, 160px);
  line-height: .84;
  letter-spacing: -.03em;
  text-transform: uppercase;
}
.cta-main__title [data-hl="line"] { --hl-th: .05em; color: var(--c-text); }
.cta-main__foot { display: flex; justify-content: space-between; align-items: flex-end; flex-wrap: wrap; gap: 16px; }
.cta-main__foot p { max-width: 420px; font-size: 17px; }
.cta-main .arrow { font-size: clamp(32px, 4vw, 56px); }
.cta-main:hover .arrow,
.cta-main:focus-visible .arrow { transform: translate(8px, -8px); }

.cta-alt {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: flex-end;
  gap: 24px;
  padding: clamp(28px, 4vw, 56px);
  border: 1.5px solid var(--c-accent);
  border-radius: var(--r-md);
  color: var(--c-accent);
  transition: background-color .25s;
}
.cta-alt:hover,
.cta-alt:focus-visible { background: var(--c-surface); color: var(--c-accent); }
.cta-alt__title {
  font-weight: 800;
  font-size: clamp(32px, 5.6vw, 88px);
  line-height: .9;
  letter-spacing: -.02em;
  text-transform: uppercase;
}
.cta-alt p { max-width: 360px; font-size: 16px; color: var(--c-text); }

/* --------------------------------------------------------------------------
   Pied de page
   -------------------------------------------------------------------------- */
.site-footer { padding-bottom: 28px; }
.site-footer__rows { border-bottom: 1px solid var(--c-line); }
.site-footer__row { padding: 22px 0; border-top: 1px solid var(--c-line); }
.site-footer__row > :first-child { padding-top: 4px; }
.site-footer__mail {
  font-weight: 800;
  font-size: clamp(22px, 2.4vw, 32px);
  text-transform: uppercase;
  color: var(--c-accent);
}
.site-footer__links { display: flex; flex-wrap: wrap; gap: 8px 28px; }
.site-footer__link {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12.5px;
  font-weight: 600;
  letter-spacing: .05em;
  text-transform: uppercase;
}
.site-footer__bottom {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 12px;
  padding-top: 18px;
}
.site-footer__legal { display: flex; flex-wrap: wrap; gap: 24px; }