/* ==========================================================================
   OVIRO — Feuille de style principale
   Palette issue de la brochure « OVIRO 2.0 » : vert profond + jaune soleil
   ========================================================================== */

:root {
  --green-900: #0d3321;
  --green-800: #14472f;
  --green-700: #1b5e3c;
  --green-600: #237a4d;
  --green-100: #e6f0ea;
  --green-50: #f2f7f4;
  --yellow-500: #f6bd16;
  --yellow-400: #ffcb2f;
  --yellow-100: #fff4d1;
  --ink-900: #14201a;
  --ink-700: #3a4a41;
  --ink-500: #5a6960;
  --line: #d7e3dc;
  --white: #ffffff;

  --font: "Inter", "Segoe UI", system-ui, -apple-system, "Helvetica Neue", Arial, sans-serif;
  --font-display: "Georgia", "Times New Roman", serif;

  --radius: 14px;
  --radius-lg: 22px;
  --shadow-sm: 0 2px 8px rgba(13, 51, 33, 0.06);
  --shadow: 0 12px 32px rgba(13, 51, 33, 0.10);
  --shadow-lg: 0 24px 60px rgba(13, 51, 33, 0.18);
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --header-h: 76px;
  --container: 1200px;
}

*,
*::before,
*::after { box-sizing: border-box; }

html { scroll-behavior: smooth; scroll-padding-top: calc(var(--header-h) + 12px); }

body {
  margin: 0;
  font-family: var(--font);
  font-size: 1.0625rem;
  line-height: 1.65;
  color: var(--ink-700);
  background: var(--white);
  overflow-x: clip;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

img { max-width: 100%; height: auto; display: block; }
picture { display: block; }
.split__media img, .figure img, .ai__visual img { outline: 1px solid rgba(0, 0, 0, 0.1); outline-offset: -1px; }
a { color: var(--green-700); text-decoration-thickness: 1px; text-underline-offset: 3px; }
a:hover { color: var(--green-600); }

h1, h2, h3, h4 {
  color: var(--green-900);
  line-height: 1.2;
  margin: 0 0 0.6em;
  font-weight: 700;
}
h1, h2 { font-family: var(--font-display); letter-spacing: -0.01em; }
h2 { font-size: clamp(1.9rem, 3.4vw, 2.75rem); }
h3 { font-size: 1.2rem; }
p { margin: 0 0 1em; }
h1, h2, h3, .hero__lead, figcaption { text-wrap: balance; }
p, li { text-wrap: pretty; }
.legal__body p, .legal__body li { text-wrap: auto; }

.container { width: min(100% - 2.5rem, var(--container)); margin-inline: auto; }

.skip-link {
  position: absolute; left: 1rem; top: -100px; z-index: 1000;
  background: var(--yellow-400); color: var(--green-900);
  padding: 0.6rem 1rem; border-radius: 8px; font-weight: 600;
}
.skip-link:focus { top: 1rem; }

:focus-visible { outline: 3px solid var(--yellow-500); outline-offset: 3px; border-radius: 4px; }

.sprite { position: absolute; width: 0; height: 0; overflow: hidden; }

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

/* ---------- Boutons ---------- */
.btn {
  --bg: var(--yellow-400);
  --fg: var(--green-900);
  display: inline-flex; align-items: center; gap: 0.6rem;
  padding: 0.95rem 1.6rem;
  border-radius: 999px; border: 2px solid transparent;
  background: var(--bg); color: var(--fg);
  font: inherit; font-weight: 650; font-size: 1rem;
  text-decoration: none; cursor: pointer;
  transition: transform 0.3s var(--ease), box-shadow 0.3s var(--ease), background 0.3s;
}
.btn:hover { color: var(--fg); transform: translateY(-2px); box-shadow: 0 10px 24px rgba(246, 189, 22, 0.35); }
.btn:active { transform: scale(0.96); transition-duration: 0.1s; }
.btn svg { width: 18px; height: 18px; transition: transform 0.3s var(--ease); }
.btn:hover svg { transform: translateX(4px); }
.btn--ghost { --bg: transparent; --fg: var(--white); border-color: rgba(255, 255, 255, 0.45); }
.btn--ghost:hover { background: rgba(255, 255, 255, 0.1); box-shadow: none; }
.btn--green { --bg: var(--green-700); --fg: var(--white); }
.btn--green:hover { background: var(--green-600); box-shadow: 0 10px 24px rgba(27, 94, 60, 0.3); }
.btn[disabled] { opacity: 0.6; cursor: not-allowed; transform: none; }

/* ---------- En-tête ---------- */
.site-header {
  position: fixed; inset: 0 0 auto; z-index: 100;
  height: var(--header-h);
  transition: background 0.35s, box-shadow 0.35s, height 0.35s var(--ease);
}
.site-header.is-scrolled,
.site-header--solid {
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: saturate(160%) blur(14px);
  -webkit-backdrop-filter: saturate(160%) blur(14px);
  box-shadow: 0 1px 0 var(--line);
  --header-h: 66px;
}
.site-header .container { height: 100%; display: flex; align-items: center; justify-content: space-between; gap: 1.5rem; }

.brand { display: inline-flex; align-items: center; gap: 0.7rem; text-decoration: none; }
.brand img { width: 42px; height: 42px; transition: transform 0.6s var(--ease); }
.brand:hover img { transform: rotate(-12deg) scale(1.05); }
.brand__name { font-family: var(--font-display); font-size: 1.5rem; font-weight: 700; letter-spacing: 0.04em; color: var(--white); transition: color 0.35s; }
.is-scrolled .brand__name, .site-header--solid .brand__name { color: var(--green-800); }

.nav { display: flex; align-items: center; gap: 0.25rem; }
.nav a {
  position: relative; padding: 0.5rem 0.85rem;
  color: rgba(255, 255, 255, 0.88); text-decoration: none; font-size: 0.95rem; font-weight: 550;
  transition: color 0.25s;
}
.nav a::after {
  content: ""; position: absolute; left: 0.85rem; right: 0.85rem; bottom: 0.2rem; height: 2px;
  background: var(--yellow-400); transform: scaleX(0); transform-origin: left;
  transition: transform 0.35s var(--ease);
}
.nav a:hover, .nav a.is-active { color: var(--white); }
.nav a:hover::after, .nav a.is-active::after { transform: scaleX(1); }
.is-scrolled .nav a, .site-header--solid .nav a { color: var(--ink-700); }
.is-scrolled .nav a:hover, .is-scrolled .nav a.is-active,
.site-header--solid .nav a:hover { color: var(--green-800); }
.nav .btn { margin-left: 0.75rem; padding: 0.6rem 1.2rem; font-size: 0.9rem; }
.nav .btn::after { display: none; }
.nav a.btn, .nav a.btn:hover, .nav a.btn.is-active { color: var(--green-900); }

.nav-toggle {
  display: none; width: 46px; height: 46px; border: 0; background: transparent; cursor: pointer;
  position: relative; border-radius: 10px;
}
.nav-toggle span, .nav-toggle span::before, .nav-toggle span::after {
  position: absolute; left: 11px; width: 24px; height: 2px; background: var(--white); border-radius: 2px;
  transition: transform 0.35s var(--ease), background 0.3s, top 0.35s var(--ease);
}
.nav-toggle span { top: 22px; }
.nav-toggle span::before, .nav-toggle span::after { content: ""; left: 0; }
.nav-toggle span::before { top: -7px; }
.nav-toggle span::after { top: 7px; }
.is-scrolled .nav-toggle span, .is-scrolled .nav-toggle span::before, .is-scrolled .nav-toggle span::after,
.site-header--solid .nav-toggle span, .site-header--solid .nav-toggle span::before, .site-header--solid .nav-toggle span::after { background: var(--green-800); }
.nav-open .nav-toggle span { background: transparent !important; }
.nav-open .nav-toggle span::before { top: 0; transform: rotate(45deg); background: var(--green-800); }
.nav-open .nav-toggle span::after { top: 0; transform: rotate(-45deg); background: var(--green-800); }

/* ---------- Hero ---------- */
.hero {
  position: relative; min-height: 100vh; min-height: 100svh;
  display: flex; align-items: center;
  padding: calc(var(--header-h) + 3rem) 0 5rem;
  color: var(--white); overflow: hidden; isolation: isolate;
  background: var(--green-900);
}
.hero__bg {
  position: absolute; inset: -8% 0 0; z-index: -3;
  background: url("../img/equipe-atelier-800.jpg") center 30% / cover no-repeat;
  background-image: image-set("../img/equipe-atelier-800.avif" type("image/avif"), "../img/equipe-atelier-800.webp" type("image/webp"), "../img/equipe-atelier-800.jpg" type("image/jpeg"));
  will-change: transform;
}
@media (min-width: 801px) {
  .hero__bg { background-image: image-set("../img/equipe-atelier-1200.avif" type("image/avif"), "../img/equipe-atelier-1200.webp" type("image/webp"), "../img/equipe-atelier-1600.jpg" type("image/jpeg")); }
}
@media (min-width: 1201px) {
  .hero__bg { background-image: image-set("../img/equipe-atelier-1600.avif" type("image/avif"), "../img/equipe-atelier-1600.webp" type("image/webp"), "../img/equipe-atelier-1600.jpg" type("image/jpeg")); }
}
.hero::before {
  content: ""; position: absolute; inset: 0; z-index: -2;
  background:
    radial-gradient(1200px 600px at 85% 20%, rgba(246, 189, 22, 0.18), transparent 60%),
    linear-gradient(105deg, rgba(13, 51, 33, 0.97) 0%, rgba(13, 51, 33, 0.88) 45%, rgba(13, 51, 33, 0.55) 100%);
}
.hero__canvas { position: absolute; inset: 0; z-index: -1; width: 100%; height: 100%; opacity: 0.55; }
.hero__inner { max-width: 780px; }
.eyebrow {
  display: inline-flex; align-items: center; gap: 0.6rem;
  font-size: 0.82rem; font-weight: 650; letter-spacing: 0.16em; text-transform: uppercase;
  color: var(--yellow-400); margin-bottom: 1.4rem;
}
.eyebrow::before { content: ""; width: 28px; height: 2px; background: currentColor; }
.hero h1 {
  color: var(--white);
  font-size: clamp(2.5rem, 6vw, 4.6rem);
  line-height: 1.06; margin-bottom: 1.5rem;
}
.hero h1 em { font-style: normal; color: var(--yellow-400); }
.hero__lead { font-size: clamp(1.08rem, 1.6vw, 1.3rem); color: rgba(255, 255, 255, 0.86); max-width: 640px; }
.hero__rotator {
  display: flex; flex-wrap: wrap; align-items: baseline; gap: 0.4rem;
  margin: 1.8rem 0 2.4rem; font-size: 1.05rem; color: rgba(255, 255, 255, 0.75);
}
.rotator {
  display: inline-block; min-width: 14ch; color: var(--white); font-weight: 650;
  border-bottom: 2px solid var(--yellow-400);
}
.rotator::after { content: "|"; margin-left: 2px; color: var(--yellow-400); animation: blink 1s steps(1) infinite; }
@keyframes blink { 50% { opacity: 0; } }
.hero__actions { display: flex; flex-wrap: wrap; gap: 1rem; }
.hero__meta {
  display: flex; flex-wrap: wrap; gap: 0.6rem 2rem; margin-top: 3.5rem; padding-top: 1.6rem;
  border-top: 1px solid rgba(255, 255, 255, 0.18); font-size: 0.92rem; color: rgba(255, 255, 255, 0.72);
}
.hero__meta span { display: inline-flex; align-items: center; gap: 0.5rem; }
.hero__meta svg { width: 18px; height: 18px; color: var(--yellow-400); }
.scroll-cue {
  position: absolute; left: 50%; bottom: 1.8rem; translate: -50% 0;
  width: 26px; height: 42px; border: 2px solid rgba(255, 255, 255, 0.5); border-radius: 14px;
}
.scroll-cue::after {
  content: ""; position: absolute; left: 50%; top: 8px; width: 4px; height: 8px; margin-left: -2px;
  border-radius: 2px; background: var(--yellow-400); animation: cue 1.8s var(--ease) infinite;
}
@keyframes cue { 0% { opacity: 0; transform: translateY(0); } 30% { opacity: 1; } 100% { opacity: 0; transform: translateY(14px); } }

/* ---------- Sections ---------- */
.section { padding: clamp(4.5rem, 9vw, 7.5rem) 0; position: relative; }
.section--tint { background: var(--green-50); }
.section--dark { background: var(--green-900); color: rgba(255, 255, 255, 0.82); }
.section--dark h2, .section--dark h3 { color: var(--white); }
.section__head { max-width: 760px; margin-bottom: 3.5rem; }
.section__head--center { margin-inline: auto; text-align: center; }
.section__head--center .eyebrow { justify-content: center; }
.section__head .eyebrow, .eyebrow--green { color: var(--green-600); }
.section__head--flush { margin-bottom: 0; }
.section--dark .section__head .eyebrow { color: var(--yellow-400); }
.section__head p { font-size: 1.1rem; color: var(--ink-500); }
.section--dark .section__head p { color: rgba(255, 255, 255, 0.72); }

/* ---------- Intro / raison d'être ---------- */
.split { display: grid; grid-template-columns: 1.05fr 1fr; gap: clamp(2.5rem, 6vw, 5rem); align-items: center; }
.split__media { position: relative; }
.split__media img { border-radius: var(--radius-lg); box-shadow: var(--shadow-lg); aspect-ratio: 4 / 3.2; object-fit: cover; width: 100%; }
.split__media::before {
  content: ""; position: absolute; inset: auto -18px -18px auto; width: 60%; height: 60%;
  border-radius: var(--radius-lg); background: var(--yellow-400); z-index: -1;
}
.split__badge {
  position: absolute; left: -22px; bottom: 32px;
  background: var(--white); border-radius: var(--radius); padding: 1rem 1.25rem; box-shadow: var(--shadow);
  display: flex; align-items: center; gap: 0.8rem; max-width: 270px; font-size: 0.92rem; line-height: 1.4; color: var(--ink-700);
}
.split__badge strong { display: block; color: var(--green-800); }
.split__badge .icon { flex: none; }

.callout {
  border-left: 4px solid var(--yellow-500); background: var(--white);
  padding: 1.4rem 1.6rem; border-radius: 0 var(--radius) var(--radius) 0; box-shadow: var(--shadow-sm);
  margin: 1.8rem 0 0;
}
.section--tint .callout { background: var(--white); }
.callout p:last-child { margin-bottom: 0; }

.chips { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-top: 1.6rem; padding: 0; list-style: none; }
.chips li {
  padding: 0.4rem 0.9rem; border-radius: 999px; font-size: 0.88rem; font-weight: 550;
  background: var(--green-100); color: var(--green-800);
}

/* ---------- Icônes ---------- */
.icon {
  width: 52px; height: 52px; border-radius: 14px; display: grid; place-items: center;
  background: var(--green-700); color: var(--yellow-400);
}
.icon svg { width: 26px; height: 26px; }

/* ---------- Domaines (cartes) ---------- */
.grid { display: grid; gap: 1.5rem; }
.grid--3 { grid-template-columns: repeat(3, 1fr); }
.grid--2 { grid-template-columns: repeat(2, 1fr); }
.grid--4 { grid-template-columns: repeat(4, 1fr); }

.card {
  position: relative; background: var(--white); border: 1px solid var(--line); border-radius: var(--radius-lg);
  padding: 2rem 1.8rem; overflow: hidden;
  transition: transform 0.45s var(--ease), box-shadow 0.45s var(--ease), border-color 0.45s;
  transform-style: preserve-3d;
}
.card::before {
  content: ""; position: absolute; inset: 0; pointer-events: none; opacity: 0;
  background: radial-gradient(420px circle at var(--mx, 50%) var(--my, 50%), rgba(246, 189, 22, 0.14), transparent 45%);
  transition: opacity 0.4s;
}
.card:hover { transform: translateY(-6px); box-shadow: var(--shadow); border-color: transparent; }
.card:hover::before { opacity: 1; }
.card .icon { margin-bottom: 1.4rem; transition: transform 0.5s var(--ease), background 0.4s; }
.card:hover .icon { transform: rotate(-6deg) scale(1.06); background: var(--green-600); }
.card h3 { margin-bottom: 0.5rem; }
.card p { margin: 0; font-size: 0.98rem; color: var(--ink-500); }
.card__num {
  position: absolute; top: 1.4rem; right: 1.6rem; font-family: var(--font-display);
  font-size: 2.6rem; font-weight: 700; color: var(--green-100); line-height: 1;
}

/* ---------- Galerie bimodale ---------- */
.duo { display: grid; grid-template-columns: 1fr 1fr; gap: 1.5rem; margin-top: 4rem; }
.figure { position: relative; margin: 0; border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow); }
.figure img { width: 100%; aspect-ratio: 3 / 2; object-fit: cover; transition: transform 1.2s var(--ease); }
.figure:hover img { transform: scale(1.05); }
.figure figcaption {
  position: absolute; inset: auto 0 0; padding: 3rem 1.6rem 1.4rem;
  background: linear-gradient(transparent, rgba(13, 51, 33, 0.92));
  color: var(--white); font-weight: 550; font-size: 1.05rem;
}

/* ---------- IA ---------- */
.ai { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(2.5rem, 6vw, 5rem); align-items: center; }
.ai__visual { position: relative; border-radius: var(--radius-lg); overflow: hidden; }
.ai__visual img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; }
.ai__visual::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(transparent 0 48%, rgba(246, 189, 22, 0.28) 50%, transparent 52% 100%);
  background-size: 100% 220%; animation: scan 5s linear infinite; mix-blend-mode: screen;
}
@keyframes scan { from { background-position: 0 100%; } to { background-position: 0 -100%; } }
.ai__tag {
  position: absolute; left: 1.2rem; top: 1.2rem; z-index: 2;
  display: inline-flex; align-items: center; gap: 0.5rem;
  padding: 0.45rem 0.9rem; border-radius: 999px; font-size: 0.82rem; font-weight: 600;
  background: rgba(13, 51, 33, 0.8); color: var(--yellow-400); backdrop-filter: blur(6px);
}
.ai__tag::before { content: ""; width: 8px; height: 8px; border-radius: 50%; background: var(--yellow-400); animation: pulse 1.6s infinite; }
@keyframes pulse { 0% { box-shadow: 0 0 0 0 rgba(246, 189, 22, 0.7); } 100% { box-shadow: 0 0 0 10px rgba(246, 189, 22, 0); } }
.ai__list { list-style: none; padding: 0; margin: 2rem 0 0; display: grid; gap: 1rem; }
.ai__list li {
  display: grid; grid-template-columns: 44px 1fr; gap: 1rem; align-items: start;
  padding: 1.1rem 1.2rem; border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.05); border: 1px solid rgba(255, 255, 255, 0.08);
  transition: background 0.3s, transform 0.4s var(--ease);
}
.ai__list li:hover { background: rgba(255, 255, 255, 0.09); transform: translateX(6px); }
.ai__list .icon { width: 44px; height: 44px; border-radius: 12px; background: var(--yellow-400); color: var(--green-900); }
.ai__list .icon svg { width: 22px; height: 22px; }
.ai__list strong { color: var(--white); display: block; }
.ai__list span { font-size: 0.95rem; }

/* ---------- Secteurs ---------- */
.sector {
  display: flex; flex-direction: column; gap: 0.9rem; padding: 1.8rem;
  background: var(--white); border-radius: var(--radius-lg); border: 1px solid var(--line);
  transition: transform 0.45s var(--ease), box-shadow 0.45s var(--ease), background 0.45s, color 0.45s;
}
.sector .icon { background: var(--green-100); color: var(--green-700); transition: background 0.4s, color 0.4s; }
.sector h3 { margin: 0; transition: color 0.4s; }
.sector p { margin: 0; font-size: 0.97rem; color: var(--ink-500); transition: color 0.4s; }
.sector:hover { background: var(--green-800); transform: translateY(-6px); box-shadow: var(--shadow-lg); }
.sector:hover h3 { color: var(--white); }
.sector:hover p { color: rgba(255, 255, 255, 0.78); }
.sector:hover .icon { background: var(--yellow-400); color: var(--green-900); }

/* ---------- Compétences (onglets) ---------- */
.tabs { display: grid; grid-template-columns: 340px 1fr; gap: 2rem; align-items: start; }
.tabs__list { display: flex; flex-direction: column; gap: 0.35rem; position: sticky; top: calc(var(--header-h) + 24px); }
.tabs__btn {
  display: flex; align-items: center; gap: 0.9rem; width: 100%; text-align: left;
  padding: 0.95rem 1.1rem; border: 1px solid transparent; border-radius: var(--radius);
  background: transparent; font: inherit; font-size: 0.98rem; font-weight: 600; color: var(--ink-700); cursor: pointer;
  transition: background 0.3s, color 0.3s, border-color 0.3s;
}
.tabs__btn .n {
  flex: none; width: 32px; height: 32px; border-radius: 50%; display: grid; place-items: center;
  font-size: 0.8rem; background: var(--green-100); color: var(--green-700); transition: background 0.3s, color 0.3s;
}
.tabs__btn:hover { background: var(--white); border-color: var(--line); }
.tabs__btn:active { transform: scale(0.98); }
.tabs__btn[aria-selected="true"] { background: var(--green-800); color: var(--white); }
.tabs__btn[aria-selected="true"] .n { background: var(--yellow-400); color: var(--green-900); }
.tabs__panel {
  background: var(--white); border-radius: var(--radius-lg); padding: clamp(1.8rem, 4vw, 3rem);
  box-shadow: var(--shadow); min-height: 100%;
}
.tabs__panel[hidden] { display: none; }
.tabs__panel.is-entering { animation: panelIn 0.55s var(--ease); }
@keyframes panelIn { from { opacity: 0; transform: translateY(14px); } to { opacity: 1; transform: none; } }
.tabs__panel h3 { font-family: var(--font-display); font-size: clamp(1.5rem, 2.6vw, 2rem); }
.tabs__panel .label {
  font-size: 0.78rem; text-transform: uppercase; letter-spacing: 0.14em; font-weight: 700; color: var(--green-600);
  margin: 1.8rem 0 0.5rem;
}
.tabs__panel .value {
  display: flex; gap: 0.9rem; align-items: center;
  margin-top: 2rem; padding: 1.1rem 1.3rem; border-radius: var(--radius);
  background: var(--yellow-100); color: var(--green-900); font-weight: 600;
}
.tabs__panel .value svg { flex: none; width: 24px; height: 24px; color: var(--green-700); }

/* ---------- Ce qui distingue ---------- */
.pillar { padding: 2rem 1.6rem; border-top: 3px solid var(--yellow-400); background: rgba(255, 255, 255, 0.04); border-radius: 0 0 var(--radius) var(--radius); }
.pillar h3 { font-size: 1.15rem; }
.pillar p { margin: 0; font-size: 0.97rem; }

/* ---------- Processus ---------- */
.process { position: relative; display: grid; grid-template-columns: repeat(5, 1fr); gap: 1.25rem; counter-reset: step; }
.process__track {
  position: absolute; left: 10%; right: 10%; top: 34px; height: 3px; background: var(--line); border-radius: 3px; overflow: hidden;
}
.process__track span {
  display: block; height: 100%; width: 100%; background: linear-gradient(90deg, var(--green-700), var(--yellow-500));
  transform: scaleX(var(--progress, 0)); transform-origin: left; transition: transform 0.15s linear;
}
.step { position: relative; text-align: center; padding: 0 0.4rem; }
.step__dot {
  font-variant-numeric: tabular-nums;
  position: relative; z-index: 1; width: 70px; height: 70px; margin: 0 auto 1.4rem; border-radius: 50%;
  display: grid; place-items: center; background: var(--white); border: 3px solid var(--line);
  font-family: var(--font-display); font-weight: 700; font-size: 1.3rem; color: var(--ink-500);
  transition: background 0.5s var(--ease), border-color 0.5s, color 0.5s, transform 0.5s var(--ease);
}
.step.is-on .step__dot { background: var(--green-700); border-color: var(--yellow-400); color: var(--yellow-400); transform: scale(1.06); }
.step h3 { font-size: 1.2rem; margin-bottom: 0.4rem; }
.step p { font-size: 0.95rem; color: var(--ink-500); margin: 0; }

/* ---------- Contact ---------- */
.contact { display: grid; grid-template-columns: 0.9fr 1.1fr; gap: clamp(2rem, 5vw, 4rem); align-items: start; }
.contact__info { display: grid; gap: 1rem; margin-top: 2rem; }
.contact__item {
  display: grid; grid-template-columns: 48px 1fr; gap: 1rem; align-items: center;
  padding: 1rem 1.2rem; border-radius: var(--radius); background: rgba(255, 255, 255, 0.06);
  color: var(--white); text-decoration: none; transition: background 0.3s, transform 0.4s var(--ease);
}
a.contact__item:hover { background: rgba(255, 255, 255, 0.12); color: var(--white); transform: translateX(6px); }
.contact__item .icon { width: 48px; height: 48px; background: var(--yellow-400); color: var(--green-900); }
.contact__item small { display: block; color: rgba(255, 255, 255, 0.6); font-size: 0.82rem; }

.form { background: var(--white); color: var(--ink-700); border-radius: var(--radius-lg); padding: clamp(1.6rem, 4vw, 2.6rem); box-shadow: var(--shadow-lg); }
.form h3 { font-family: var(--font-display); font-size: 1.6rem; }
.form__row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.field { position: relative; margin-bottom: 1.1rem; }
.field label { display: block; font-size: 0.88rem; font-weight: 600; margin-bottom: 0.35rem; color: var(--ink-900); }
.field label .req { color: #b3261e; }
.field input, .field select, .field textarea {
  width: 100%; padding: 0.85rem 1rem; font: inherit; font-size: 1rem; color: var(--ink-900);
  background: var(--green-50); border: 1.5px solid var(--line); border-radius: 12px;
  transition: border-color 0.25s, background 0.25s, box-shadow 0.25s;
}
.field textarea { min-height: 140px; resize: vertical; }
.field input:focus, .field select:focus, .field textarea:focus {
  outline: none; background: var(--white); border-color: var(--green-600); box-shadow: 0 0 0 4px rgba(35, 122, 77, 0.12);
}
.field.has-error input, .field.has-error select, .field.has-error textarea { border-color: #b3261e; background: #fff7f6; }
.field__error { display: none; margin-top: 0.3rem; font-size: 0.82rem; color: #b3261e; }
.field.has-error .field__error { display: block; }
.field__count { position: absolute; right: 0.6rem; bottom: -1.3rem; font-size: 0.75rem; color: var(--ink-500); }
.consent { display: grid; grid-template-columns: 22px 1fr; gap: 0.7rem; align-items: start; font-size: 0.88rem; color: var(--ink-500); margin: 1.6rem 0 1rem; }
.consent input { width: 20px; height: 20px; margin: 2px 0 0; accent-color: var(--green-700); }
.consent.has-error { color: #b3261e; }
.form__legal {
  font-size: 0.8rem; color: var(--ink-500); line-height: 1.55; padding: 1rem 1.1rem; margin: 0 0 1.4rem;
  background: var(--green-50); border-radius: 12px;
}
.form__status { margin-top: 1rem; font-size: 0.92rem; font-weight: 550; min-height: 1.4em; }
.form__status.is-ok { color: var(--green-700); }
.form__status.is-err { color: #b3261e; }
.hp { position: absolute; left: -9999px; }

/* ---------- Pied de page ---------- */
.site-footer { background: #08241a; color: rgba(255, 255, 255, 0.66); padding: 4.5rem 0 2rem; font-size: 0.95rem; }
.footer__grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 2.5rem; }
.site-footer h4 { color: var(--white); font-size: 0.95rem; letter-spacing: 0.04em; margin-bottom: 1rem; }
.site-footer ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 0.35rem; }
.site-footer li a { display: inline-block; padding: 0.15rem 0; min-height: 24px; }
.site-footer a { color: rgba(255, 255, 255, 0.72); text-decoration: none; }
.site-footer a:hover { color: var(--yellow-400); }
.site-footer .brand__name { color: var(--white); }
.footer__tag { margin-top: 1rem; max-width: 320px; }
.footer__bottom {
  display: flex; flex-wrap: wrap; justify-content: space-between; gap: 1rem;
  margin-top: 3.5rem; padding-top: 1.6rem; border-top: 1px solid rgba(255, 255, 255, 0.1); font-size: 0.85rem;
}

.footer__bottom--solo { margin-top: 0; padding-top: 0; border-top: 0; }

.to-top {
  position: fixed; right: 1.4rem; bottom: 1.4rem; z-index: 90; width: 50px; height: 50px; border: 0; border-radius: 50%;
  background: var(--yellow-400); color: var(--green-900); cursor: pointer; box-shadow: var(--shadow);
  display: grid; place-items: center; opacity: 0; transform: translateY(20px); pointer-events: none;
  transition: opacity 0.35s, transform 0.35s var(--ease);
}
.to-top.is-visible { opacity: 1; transform: none; pointer-events: auto; }
.to-top svg { width: 22px; height: 22px; }
.scroll-progress {
  position: fixed; top: 0; left: 0; right: 0; height: 3px; z-index: 101;
  background: var(--yellow-400); transform-origin: left; transform: scaleX(0);
}

/* ---------- Animations d'apparition ---------- */
.reveal { opacity: 0; transform: translateY(28px); filter: blur(4px); transition: opacity 0.9s var(--ease), transform 0.9s var(--ease), filter 0.9s var(--ease); transition-delay: var(--d, 0s); }
.reveal--left { transform: translateX(-36px); }
.reveal--right { transform: translateX(36px); }
.reveal.d1 { --d: 0.08s; }
.reveal.d2 { --d: 0.16s; }
.reveal.d3 { --d: 0.24s; }
.reveal.is-visible { opacity: 1; transform: none; filter: none; }
.no-js .reveal { opacity: 1; transform: none; filter: none; }

/* ---------- Pages légales ---------- */
.legal-hero { background: var(--green-900); color: rgba(255, 255, 255, 0.8); padding: calc(var(--header-h) + 4rem) 0 3.5rem; }
.legal-hero h1 { color: var(--white); font-size: clamp(2.1rem, 4.5vw, 3.2rem); margin-bottom: 0.6rem; }
.legal-hero .eyebrow { margin-bottom: 1rem; }
.legal { display: grid; grid-template-columns: 260px 1fr; gap: 3.5rem; padding: 4rem 0 6rem; align-items: start; }
.legal__toc { position: sticky; top: calc(var(--header-h) + 24px); font-size: 0.9rem; }
.legal__toc p { font-weight: 700; color: var(--green-900); text-transform: uppercase; letter-spacing: 0.1em; font-size: 0.78rem; }
.legal__toc ol { list-style: none; margin: 0; padding: 0; border-left: 2px solid var(--line); }
.legal__toc a { display: block; padding: 0.35rem 0 0.35rem 1rem; margin-left: -2px; border-left: 2px solid transparent; color: var(--ink-500); text-decoration: none; transition: color 0.2s, border-color 0.2s; }
.legal__toc a:hover, .legal__toc a.is-active { color: var(--green-800); border-left-color: var(--yellow-500); }
.legal__body { max-width: 780px; }
.legal__body section { margin-bottom: 2.8rem; }
.legal__body h2 { font-size: 1.6rem; padding-bottom: 0.5rem; border-bottom: 2px solid var(--green-100); }
.legal__body h3 { font-size: 1.08rem; margin-top: 1.6rem; }
.legal__body ul { padding-left: 1.2rem; }
.legal__body li { margin-bottom: 0.4rem; }
.legal__body table { width: 100%; border-collapse: collapse; font-size: 0.92rem; margin: 1rem 0 1.5rem; }
.legal__body th, .legal__body td { text-align: left; vertical-align: top; padding: 0.75rem 0.85rem; border: 1px solid var(--line); }
.legal__body th { background: var(--green-50); color: var(--green-900); }
.table-wrap { overflow-x: auto; }
.todo { background: var(--yellow-100); padding: 0 0.3rem; border-radius: 4px; font-weight: 600; color: #7a5600; }
.note { padding: 1rem 1.2rem; background: var(--green-50); border-left: 4px solid var(--green-600); border-radius: 0 12px 12px 0; }

/* ---------- Pages simples (merci, erreur, 404) ---------- */
.simple-page__lead { max-width: 640px; font-size: 1.15rem; }
.simple-page__actions { display: flex; flex-wrap: wrap; gap: 1rem; margin-top: 2rem; }
.btn--ghost-dark { --bg: transparent; --fg: var(--green-800); border-color: var(--green-700); }
.btn--ghost-dark:hover { background: var(--green-50); box-shadow: none; }

/* ---------- Responsive ---------- */
@media (max-width: 1080px) {
  .grid--4 { grid-template-columns: repeat(2, 1fr); }
  .grid--3 { grid-template-columns: repeat(2, 1fr); }
  .tabs { grid-template-columns: 1fr; }
  .tabs__list { position: static; flex-direction: row; overflow-x: auto; padding-bottom: 0.5rem; scroll-snap-type: x mandatory; }
  .tabs__btn { flex: none; width: auto; white-space: nowrap; scroll-snap-align: start; }
  .footer__grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 900px) {
  .nav-toggle { display: block; z-index: 2; }
  .nav {
    position: fixed; inset: 0; flex-direction: column; justify-content: center; gap: 0.6rem;
    background: var(--white); opacity: 0; visibility: hidden; transform: translateY(-12px);
    transition: opacity 0.35s, transform 0.45s var(--ease), visibility 0.35s;
  }
  .nav-open .nav { opacity: 1; visibility: visible; transform: none; transition: opacity 0.35s, transform 0.45s var(--ease), visibility 0s; }
  .nav a { color: var(--green-900) !important; font-size: 1.35rem; }
  .nav .btn { margin: 1rem 0 0; font-size: 1.05rem; }
  .nav-open .brand__name { color: var(--green-800); }
  .nav-open .site-header { backdrop-filter: none; -webkit-backdrop-filter: none; background: var(--white); }
  .brand { position: relative; z-index: 2; }
  .split, .ai, .contact { grid-template-columns: 1fr; }
  .split__badge { left: 12px; }
  .duo { grid-template-columns: 1fr; }
  .process { grid-template-columns: 1fr; gap: 0; }
  .process__track { left: 34px; right: auto; top: 0; bottom: 0; width: 3px; height: auto; }
  .process__track span { transform: scaleY(var(--progress, 0)); transform-origin: top; }
  .step { display: grid; grid-template-columns: 70px 1fr; gap: 1.2rem; text-align: left; padding: 0 0 2rem; }
  .step__dot { margin: 0; }
  .legal { grid-template-columns: 1fr; gap: 2rem; }
  .legal__toc { position: static; }
}

@media (max-width: 640px) {
  .grid--2, .grid--3, .grid--4 { grid-template-columns: 1fr; }
  .form__row { grid-template-columns: 1fr; }
  .footer__grid { grid-template-columns: 1fr; }
  .hero__actions .btn { width: 100%; justify-content: center; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; scroll-behavior: auto !important; }
  .reveal { opacity: 1; transform: none; filter: none; }
}