/* Binôme IA · feuille de styles. Tokens : voir BRAND.md et DESIGN.md § 2. */

:root {
  --ink: #15171A;
  --gallery: #F6F5F2;
  --muted: #5E636B;
  --line: #E2E0DB;
  --accent: #C8471F;
  --accent-hover: #A93A17;
  --accent-on-ink: #E0653A; /* variante claire de --accent, réservée aux fonds --ink (contraste AA) */
  --cartel: #FAF5E9;
  --white: #FFFFFF;
  --on-ink: #C9CACB;
  --title: 'Instrument Serif', Georgia, serif;
  --text: 'Manrope', system-ui, sans-serif;
  --max: 1180px;
  --gutter: 26px;
}

/* Base */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 24px; }
body {
  margin: 0;
  background: var(--gallery);
  color: var(--ink);
  font: 400 16px/1.6 var(--text);
  -webkit-font-smoothing: antialiased;
}
img, video { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button, input, textarea { font: inherit; color: inherit; }
button { cursor: pointer; }
h1, h2, h3, p, ul, dl, dd { margin-top: 0; }
h1, h2 { font-family: var(--title); font-weight: 400; }
:focus-visible { outline: 3px solid var(--accent); outline-offset: 3px; }

.wrap { max-width: var(--max); margin: 0 auto; padding: 0 var(--gutter); }
.section { padding: 80px 0; }
/* Mot composé à ne pas couper au trait d'union */
.nw { white-space: nowrap; }
.visually-hidden {
  position: absolute; width: 1px; height: 1px; overflow: hidden;
  clip: rect(0 0 0 0); clip-path: inset(50%); white-space: nowrap;
}
.skip {
  position: absolute; left: 16px; top: -100px; z-index: 100;
  padding: 10px 16px; background: var(--white); border-radius: 4px; font-weight: 700;
}
.skip:focus { top: 12px; }

.eyebrow {
  margin-bottom: 12px;
  font-size: 12px; font-weight: 800; letter-spacing: .2em; text-transform: uppercase;
  color: var(--accent);
}

/* Boutons */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 12px;
  min-height: 44px; padding: 12px 20px;
  border: 1px solid transparent; border-radius: 5px;
  font-size: 14px; font-weight: 800; line-height: 1.2;
  transition: transform .2s, background-color .2s;
}
.btn:hover { transform: translateY(-2px); }
.btn-primary { background: var(--accent); border-color: var(--accent); color: var(--white); }
.btn-primary:hover { background: var(--accent-hover); border-color: var(--accent-hover); }
.btn-secondary { background: rgba(255, 255, 255, .95); border-color: #B7B4AD; color: var(--ink); }
.btn-secondary:hover { background: var(--white); }
.play-ring {
  display: inline-grid; place-items: center; width: 26px; height: 26px; padding-left: 2px;
  border: 2px solid var(--accent); border-radius: 50%;
  color: var(--accent); font-size: 10px;
}

/* En-tête flottant */
.header {
  position: absolute; top: 18px; left: 50%; z-index: 20;
  transform: translateX(-50%);
  width: min(var(--max), calc(100% - 48px));
  display: flex; align-items: center; justify-content: space-between; gap: 20px;
  padding: 12px 22px;
  background: rgba(255, 255, 255, .97); border-radius: 12px;
  box-shadow: 0 6px 28px rgba(21, 23, 26, .07);
}
.brand { display: flex; align-items: center; gap: 8px; font-size: 21px; font-weight: 800; letter-spacing: -.02em; white-space: nowrap; }
.brand em { font-style: normal; color: var(--accent); }
.logo { width: 40px; height: 29px; flex: none; }
.nav { display: flex; gap: 26px; font-size: 14px; font-weight: 700; }
.nav a { padding: 6px 0; border-bottom: 2px solid transparent; transition: color .2s, border-color .2s; }
.nav a:hover { color: var(--accent); border-color: var(--accent); }
.menu-toggle { display: none; }

/* 3.1 Hero : texte à gauche, portrait à droite, à fond perdu jusqu'au bord droit et sous l'en-tête. */
.hero {
  position: relative; isolation: isolate; overflow: hidden;
  display: flex; align-items: center;
  min-height: 720px;
  background: var(--gallery);
}
/* L'image est utilisée telle quelle (DESIGN.md § 3.1) : seul un fondu vers --gallery côté texte. */
.hero-image {
  position: absolute; top: 0; right: 0; z-index: -2;
  width: 75%; height: 100%; object-fit: cover; object-position: 70% center;
}
.hero::after {
  content: ''; position: absolute; inset: 0 auto 0 25%; width: 28%; z-index: -1; pointer-events: none;
  background: linear-gradient(90deg, var(--gallery), rgba(246, 245, 242, 0));
}
.hero-content { width: 100%; max-width: calc(var(--max) + 2 * var(--gutter)); margin: 0 auto; padding: 120px var(--gutter) 64px; }
/* Eyebrow du hero en orange foncé : --accent sur --gallery n'atteint que 4,4:1 (AA demande 4,5:1 à 12 px). */
/* Plus grand que les autres eyebrows : c'est lui qui annonce l'offre (DESIGN.md § 3.1). */
.hero .eyebrow { margin-bottom: 18px; font-size: 15px; letter-spacing: .16em; color: var(--accent-hover); }
.hero h1 { max-width: 620px; font-size: clamp(46px, 5.4vw, 82px); line-height: .99; letter-spacing: -.028em; margin: 0 0 22px; }
.hero h1 em { font-style: normal; color: var(--accent); }
.lead { max-width: 470px; margin: 0 0 28px; font-size: 18px; line-height: 1.55; color: var(--muted); }
.hero-buttons { display: flex; flex-wrap: wrap; gap: 12px; }

/* 3.2 Nos parcours */
.parcours { background: var(--white); }
/* En-tête sur deux colonnes : titre à gauche, introduction à droite. */
.parcours-head { display: grid; grid-template-columns: 1.15fr 1fr; gap: 64px; align-items: end; }
.parcours-head h2 { font-size: clamp(40px, 4.8vw, 66px); line-height: 1; letter-spacing: -.02em; margin-bottom: 0; }
.parcours-head > p { max-width: 470px; margin: 0 0 6px; font-size: 18px; color: var(--muted); }
/* La ligne orange de BRAND.md relie les trois étapes, comme une signalétique de galerie. */
.steps { position: relative; display: grid; grid-template-columns: repeat(2, 1fr); gap: 56px; margin: 48px 0 0; padding: 0; list-style: none; }
.steps::before { content: ''; position: absolute; top: 5px; left: 0; right: 0; height: 2px; background: var(--accent); }
.steps > li { position: relative; padding-top: 32px; }
.steps > li::before { content: ''; position: absolute; top: 0; left: 0; width: 12px; height: 12px; border-radius: 50%; background: var(--accent); box-shadow: 0 0 0 5px var(--white); }
.step-no { display: block; font: italic 400 30px/1 var(--title); color: var(--accent); }
.steps h3 { margin: 8px 0 8px; font: 400 32px/1.05 var(--title); }
.steps p { margin: 0; color: var(--muted); }
.step-list { margin: 8px 0 0; padding: 0; list-style: none; }
.step-list li { position: relative; padding: 5px 0 5px 22px; }
.step-list li::before { content: ''; position: absolute; left: 0; top: 17px; width: 12px; height: 2px; background: var(--accent); }
.inline-link { display: inline-block; margin-top: 6px; color: var(--accent); font-weight: 700; text-decoration: underline; text-underline-offset: 3px; }
.inline-link:hover { color: var(--accent-hover); }
/* Programme du socle commun : <details> pleine largeur, entre les étapes et les encadrés. */
.programme { margin-top: 44px; background: var(--gallery); border: 1px solid var(--line); border-radius: 5px; }
.programme summary {
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
  padding: 20px 28px; list-style: none; cursor: pointer;
  font-size: 16px; font-weight: 700; border-radius: 5px;
}
.programme summary::-webkit-details-marker { display: none; }
.programme summary:hover { color: var(--accent-hover); }
.programme-icon::before { content: '+'; display: block; font: 400 30px/1 var(--title); color: var(--accent); transition: transform .2s; }
.programme[open] .programme-icon::before { content: '−'; }
.programme-body { padding: 8px 40px 40px; }
.programme-body h3 { max-width: 820px; margin: 0 0 14px; font: 400 clamp(28px, 3vw, 38px)/1.1 var(--title); }
.programme-intro { max-width: 760px; margin: 0; font-size: 17px; }
/* Intitulés de la fiche en orange foncé : --accent sur --gallery n'atteint que 4,4:1. */
.programme-facts { display: grid; grid-template-columns: 1fr 1fr; gap: 18px 40px; margin: 28px 0 0; padding: 22px 0; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.programme-facts dt { font-size: 12px; font-weight: 800; letter-spacing: .14em; text-transform: uppercase; color: var(--accent-hover); }
.programme-facts dd { margin: 4px 0 0; }
.programme-label { margin: 32px 0 14px; font-size: 12px; font-weight: 800; letter-spacing: .1em; text-transform: uppercase; color: var(--muted); }
.sequences { display: grid; grid-template-columns: 1fr 1fr; gap: 22px 40px; margin: 0; padding: 0; list-style: none; }
.sequences li { display: grid; grid-template-columns: 46px 1fr; gap: 0 10px; }
.seq-no { font: italic 400 28px/1 var(--title); color: var(--accent); }
.sequences h5 { margin: 2px 0 4px; font-size: 16px; font-weight: 700; line-height: 1.35; }
.sequences p { margin: 0; font-size: 15px; color: var(--muted); }
.programme-outcomes { display: grid; grid-template-columns: 1fr 1fr; gap: 0 40px; }
.programme-outcomes p { margin: 0; }
.programme-note { margin: 32px 0 0; padding-top: 16px; border-top: 1px solid var(--line); font-size: 14px; color: var(--muted); }

/* Le sur-mesure n'est pas une étape obligatoire : encadré en pointillés, à part de la ligne. */
/* Deux offres hors du parcours des équipes : l'atelier de direction et le sur-mesure. */
/* Rangée du bas : la photo de l'atelier à gauche, les deux encadrés empilés à droite. */
.offers { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; align-items: stretch; margin-top: 48px; }
.offers-stack { display: grid; gap: 20px; }
.offers .photo-atelier { height: 100%; object-fit: cover; object-position: 18% 30%; }
.offer { padding: 24px 26px; background: var(--gallery); border-radius: 4px; }
.offer-lead { border: 1px solid var(--line); border-top: 2px solid var(--accent); }
.option { border: 1px dashed var(--accent); }
.option-label { font-size: 12px; font-weight: 800; letter-spacing: .12em; text-transform: uppercase; color: var(--accent); }
.offer h3 { margin: 6px 0 8px; font: 400 30px/1.05 var(--title); }
.offer p { margin: 0; color: var(--muted); }

/* 3.3 Un parcours, en pratique */
.practice { background: var(--white); }
.practice-head { display: flex; align-items: flex-end; justify-content: space-between; gap: 32px; margin-bottom: 28px; }
.practice-head h2 { font-size: clamp(36px, 4vw, 56px); line-height: 1; margin-bottom: 0; }
.practice-head > p { max-width: 380px; margin-bottom: 6px; color: var(--muted); }
.tabs { display: grid; gap: 14px; }
/* Ordinateur : onglets en colonne à gauche, comme le plan des salles d'un musée. */
.tabs.is-enhanced { grid-template-columns: 250px 1fr; gap: 0 28px; align-items: stretch; }
.tablist { display: flex; flex-direction: column; gap: 2px; padding-top: 8px; }
.tablist button {
  display: flex; align-items: center; min-height: 46px; padding: 10px 16px; text-align: left;
  background: transparent; border: 0; border-left: 2px solid var(--line); border-radius: 0;
  font-size: 15px; font-weight: 600; color: var(--muted);
  transition: color .2s, border-color .2s, background-color .2s;
}
.tablist button:hover { color: var(--ink); border-left-color: var(--accent); }
.tablist button[aria-selected="true"] { background: var(--gallery); border-left-color: var(--accent); color: var(--ink); font-weight: 800; }
.practice-panel { padding: 34px 38px 38px; background: var(--gallery); border: 1px solid var(--line); }
.panel-head { display: flex; align-items: baseline; justify-content: space-between; gap: 16px; padding-bottom: 14px; border-bottom: 1px solid var(--line); }
.practice-panel h3 { margin: 0; font: 400 36px/1.05 var(--title); }
.panel-count { flex: none; font-size: 12px; font-weight: 800; letter-spacing: .12em; color: var(--muted); }
.case-study h4, .shift dt { font-size: 12px; font-weight: 800; letter-spacing: .1em; text-transform: uppercase; }
.case-study { margin-top: 24px; }
.case-study h4 { margin: 0 0 10px; color: var(--muted); }
/* Le cas pratique est la pièce maîtresse du panneau. */
.case-study p { max-width: 760px; margin: 0; font: italic 400 clamp(22px, 2.1vw, 28px)/1.3 var(--title); color: var(--ink); }
/* Avant / après : le cartel du musée (le travail d'hier) face à la nouvelle façon de travailler. */
.shift { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin: 28px 0 0; }
.shift > div { padding: 18px 20px 20px; }
.shift dd { margin: 6px 0 0; }
.shift-before { background: var(--cartel); border: 1px solid #EDE6D9; }
.shift-before dt, .shift-before dd { color: var(--muted); }
.shift-after { background: var(--white); border: 1px solid var(--line); border-top: 2px solid var(--accent); }
.shift-after dt { color: var(--accent); }
.beyond { margin: 20px 0 0; color: var(--muted); }

/* 3.4 Le film */
.film-section { background: var(--ink); color: var(--white); }
.film-grid { display: grid; grid-template-columns: .8fr 1.4fr; gap: 56px; align-items: center; }
.film-section h2 { font-size: clamp(34px, 3.6vw, 52px); line-height: 1.02; margin-bottom: 14px; }
.film-section .sub { max-width: 420px; color: var(--on-ink); }
.film-section h2 em { font-style: normal; color: var(--accent-on-ink); }
/* Eyebrow sur fond --ink : --accent n'atteint que 3,7:1 ; variante claire de l'orange binôme (5,2:1). */
.film-section .eyebrow { color: var(--accent-on-ink); }

.video-panel { position: relative; aspect-ratio: 16 / 9; overflow: hidden; border-radius: 7px; background: #0E0F11; }
.video-panel video { width: 100%; height: 100%; object-fit: cover; }
.video-pending {
  position: absolute; inset: 0;
  display: flex; flex-direction: column; justify-content: flex-end; gap: 2px;
  padding: 20px 22px;
  background: linear-gradient(to top, rgba(21, 23, 26, .85), rgba(21, 23, 26, .1) 55%, transparent);
  color: var(--white);
}
.video-pending[hidden] { display: none; }
.video-pending strong { font: italic 400 28px/1.1 var(--title); }
.video-pending span { font-size: 14px; color: #E4E3DF; }

.cartel {
  display: inline-grid; gap: 2px;
  margin: 10px 0 0; padding: 12px 18px 13px;
  background: var(--cartel); border: 1px solid #EDE6D9; color: var(--ink);
  box-shadow: 0 6px 18px rgba(0, 0, 0, .18);
}
.cartel-no { font-size: 12px; font-weight: 800; letter-spacing: .06em; color: var(--accent); }
.cartel em { font: italic 400 22px/1.1 var(--title); }
.cartel-meta { font-size: 13px; color: var(--muted); }

/* 3.5 Approche */
.approach { background: var(--gallery); }
.approach-grid { display: grid; grid-template-columns: 1.1fr 1fr; gap: 80px; align-items: center; }
/* Photos de situations de travail (DESIGN.md § 4) : sans légende ni texte superposé. */
.section-photo { display: block; width: 100%; height: auto; border-radius: 7px; }
.approach h2, .faq h2, .contact h2 { font-size: clamp(36px, 4vw, 56px); line-height: 1; margin-bottom: 14px; }
/* Eyebrows sur fond --gallery en orange foncé : --accent n'atteint que 4,4:1. */
.approach .eyebrow, .faq .eyebrow { color: var(--accent-hover); }
.approach h2 em { font-style: normal; color: var(--accent); }
.approach p:not(.eyebrow) { max-width: 520px; color: var(--muted); }
.approach-list { margin: 24px 0 0; padding: 0; list-style: none; }
.approach-list li { position: relative; padding: 13px 0 13px 30px; border-bottom: 1px solid var(--line); }
.approach-list li:first-child { border-top: 1px solid var(--line); }
.approach-list li::before { content: ''; position: absolute; left: 0; top: 50%; width: 16px; height: 2px; background: var(--accent); }
/* Mesure des progrès : pleine largeur sous les deux colonnes, 4 critères en grille. */
.progress { margin-top: 56px; padding: 32px 34px; background: var(--white); border: 1px solid var(--line); }
.progress h3 { margin-bottom: 20px; font: 400 30px/1.08 var(--title); }
.progress dl { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px 32px; margin: 0; }
.progress dt { font-weight: 700; }
.progress dd { margin: 4px 0 0; color: var(--muted); }

/* 3.6 FAQ */
.faq { background: var(--gallery); }
.faq-grid { display: grid; grid-template-columns: 1fr 1.6fr; gap: 64px; }
.faq-list { border-top: 1px solid var(--line); }
.faq details { border-bottom: 1px solid var(--line); }
.faq summary {
  display: flex; justify-content: space-between; align-items: center; gap: 16px;
  padding: 18px 0; list-style: none; cursor: pointer;
  font-size: 17px; font-weight: 700;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: '+'; flex: none; font: 400 28px/1 var(--title); color: var(--accent); transition: transform .2s; }
.faq details[open] summary::after { transform: rotate(45deg); }
.faq details p { max-width: 640px; padding-bottom: 18px; margin: 0; color: var(--muted); }

/* 3.7 Contact */
.contact { background: var(--white); }
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; }
/* :not(.eyebrow) : sans lui, cette règle rendait l'eyebrow « Échangeons » gris au lieu d'orange. */
.contact p:not(.eyebrow) { color: var(--muted); }
.fictive { font-size: 13px; }
.contact-form { display: grid; gap: 6px; }
.contact-form label { margin-top: 8px; font-size: 13px; font-weight: 700; }
.contact-form label:first-child { margin-top: 0; }
.contact-form input, .contact-form textarea {
  width: 100%; padding: 13px 14px;
  background: var(--white); border: 1px solid #D5D3CE; border-radius: 4px;
  font-size: 15px;
}
.contact-form textarea { min-height: 100px; resize: vertical; }
.contact-form .btn { justify-self: start; margin-top: 12px; }
.form-status { margin: 4px 0 0; font-size: 13px; }

/* Pied de page */
.foot { padding: 28px 0; background: var(--ink); color: #E4E3DF; font-size: 13px; }
.foot-inner { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 16px 24px; }
.brand-foot { font-size: 18px; color: var(--gallery); }
.to-top { color: var(--white); font-weight: 700; }
.to-top:hover { color: var(--accent); }

/* ≤ 900 px */
@media (max-width: 900px) {
  .header-cta { display: none; }
  .nav { gap: 16px; }
  .hero { min-height: 620px; }
  /* Tablette : le texte s'arrête avant le visage du portrait. */
  .hero .eyebrow, .hero h1, .lead { max-width: 390px; }
  .steps { gap: 32px; }
  /* Tablette : la photo en pleine largeur au-dessus, les deux encadrés côte à côte. */
  .offers { grid-template-columns: 1fr; }
  .offers .photo-atelier { height: auto; aspect-ratio: 16 / 9; }
  .offers-stack { grid-template-columns: 1fr 1fr; }
  .sequences { grid-template-columns: 1fr; }
  /* Onglets sur une rangée qui défile : l'onglet suivant, coupé au bord, invite à faire défiler. */
  .tabs.is-enhanced { display: block; }
  .tablist {
    flex-direction: row; gap: 8px; overflow-x: auto; scroll-snap-type: x proximity;
    margin: 0 calc(-1 * var(--gutter)) 16px; padding: 0 var(--gutter) 4px;
    scrollbar-width: none;
  }
  .tablist::-webkit-scrollbar { display: none; }
  .tablist button {
    flex: none; min-height: 44px; padding: 9px 14px; scroll-snap-align: start; scroll-margin-left: var(--gutter);
    background: var(--white); border: 1px solid var(--line); border-radius: 5px; font-size: 14px; font-weight: 700; color: var(--ink);
  }
  .tablist button:hover { border-color: var(--accent); }
  .tablist button[aria-selected="true"] { background: var(--ink); border-color: var(--ink); color: var(--white); }
  .film-grid { grid-template-columns: 1fr 1.3fr; gap: 32px; }
  .approach-grid { gap: 48px; }
  .progress dl { grid-template-columns: repeat(2, 1fr); }
  .faq-grid { gap: 40px; }
}

/* ≤ 640 px */
@media (max-width: 640px) {
  :root { --gutter: 20px; }
  body { font-size: 15px; }
  .section { padding: 56px 0; }

  .header { top: 10px; width: calc(100% - 24px); padding: 8px 10px 8px 15px; border-radius: 8px; }
  .brand { font-size: 19px; }
  .logo { width: 34px; height: 25px; }
  .menu-toggle {
    display: flex; flex-direction: column; justify-content: center; align-items: center; gap: 5px;
    width: 44px; height: 44px; padding: 0;
    background: none; border: 0; border-radius: 4px;
  }
  .menu-toggle span { width: 20px; height: 2px; background: var(--ink); transition: transform .2s, opacity .2s; }
  .menu-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .menu-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
  .menu-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
  .nav {
    display: none; position: absolute; top: calc(100% + 6px); left: 0; right: 0;
    flex-direction: column; gap: 0; padding: 8px 16px;
    background: var(--white); border-radius: 8px; box-shadow: 0 10px 24px rgba(21, 23, 26, .12);
    font-size: 16px;
  }
  .nav.open { display: flex; }
  .nav a { padding: 12px 0; border-bottom: 1px solid var(--line); }
  .nav a:last-child { border-bottom: 0; }

  /* Mobile : texte d'abord, puis le portrait cadré sur le visage. */
  .hero { flex-direction: column; align-items: stretch; min-height: 0; }
  .hero::after { display: none; }
  .hero-content { order: 1; padding: 100px 20px 28px; }
  .hero-image { position: static; order: 2; width: 100%; height: 340px; object-position: 78% center; }
  .hero .eyebrow { font-size: 13px; margin-bottom: 14px; }
  .hero h1 { font-size: clamp(38px, 11vw, 54px); margin-bottom: 14px; }
  .lead { font-size: 16px; }
  .hero-buttons { flex-direction: column; align-items: stretch; max-width: 320px; gap: 10px; }

  .parcours-head { grid-template-columns: 1fr; gap: 16px; }
  .parcours-head > p { font-size: 16px; }
  /* Étapes empilées : la ligne orange devient verticale. */
  .steps { grid-template-columns: 1fr; gap: 0; margin-top: 36px; }
  .offers { grid-template-columns: 1fr; gap: 16px; margin-top: 36px; }
  .programme { margin-top: 32px; }
  .programme summary { padding: 16px 18px; }
  .programme-body { padding: 4px 18px 26px; }
  .programme-facts, .programme-outcomes { grid-template-columns: 1fr; }
  .programme-outcomes { gap: 0; }
  .sequences li { grid-template-columns: 38px 1fr; }
  .sequences p { font-size: 14px; }
  .steps::before { top: 6px; bottom: 6px; left: 5px; right: auto; width: 2px; height: auto; }
  .steps > li { padding: 0 0 28px 34px; }
  .steps > li:last-child { padding-bottom: 0; }
  .steps > li::before { top: 4px; }
  .steps h3 { font-size: 28px; }

  .practice-head { display: block; }
  .practice-head > p { margin-top: 12px; }
  .practice-panel { padding: 24px 20px; }
  .practice-panel h3 { font-size: 28px; }

  .film-grid, .approach-grid, .faq-grid, .contact-grid { grid-template-columns: 1fr; gap: 36px; }
  .film-grid { gap: 28px; }
  .video-pending strong { font-size: 22px; }
  .progress { margin-top: 40px; padding: 24px 20px; }
  /* Mobile : photos sous le texte, pleine largeur, 16:9 recadré sur les visages. */
  .section-photo { aspect-ratio: 16 / 9; object-fit: cover; }
  .photo-approche { object-position: 34% 22%; }
  .offers-stack { grid-template-columns: 1fr; gap: 16px; }

  .faq summary { font-size: 16px; }
  .foot-inner { flex-direction: column; align-items: flex-start; }
}

/* ≤ 520 px : avant et après empilés, critères de progrès sur une colonne */
@media (max-width: 520px) {
  .shift { grid-template-columns: 1fr; gap: 12px; }
  .progress dl { grid-template-columns: 1fr; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition: none !important; }
}