/* Abstract Média — feuille de style
   Mise en page : « brochure en ligne » — pages noires éditoriales, filets fins,
   photographie noir et blanc, titres grotesques massifs et accents en italique. */

:root {
  --ink: #0b0b0b;          /* fond principal */
  --coal: #151515;         /* surfaces, pied de page */
  --smoke: #262625;        /* filets marqués, survols */
  --ash: #9a9a95;          /* texte secondaire */
  --paper: #f3f3f0;        /* texte sur fond noir */
  --bone: #e8e7e2;         /* sections claires */
  --ink-soft: #3c3c3a;     /* texte courant sur fond clair */
  --line: rgba(243, 243, 240, .17);
  --line-ink: rgba(11, 11, 11, .18);

  --f-display: "Bricolage Grotesque", "Helvetica Neue", Arial, sans-serif;
  --f-serif: "Instrument Serif", "Times New Roman", Georgia, serif;
  --f-body: "Barlow", "Helvetica Neue", Arial, sans-serif;

  --step--1: .875rem;
  --step-0: 1.0625rem;
  --step-1: 1.25rem;
  --step-2: clamp(1.5rem, 1.2rem + 1.2vw, 2rem);
  --step-3: clamp(2.1rem, 1.4rem + 3vw, 3.6rem);
  --step-4: clamp(2.6rem, 1.5rem + 5vw, 5.4rem);
  --step-5: clamp(3rem, 1.2rem + 8.2vw, 8rem);

  --gutter: clamp(1rem, 4vw, 3.5rem);
  --maxw: 84rem;
  --header-h: 4.75rem;
  --radius-btn: 999px;     /* boutons : 999px = pilule, 12px = coins arrondis discrets */
  --radius-field: 12px;
  --ease: cubic-bezier(.2, .7, .1, 1);
  color-scheme: dark;
}

/* ---------- Base ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; scroll-padding-top: calc(var(--header-h) + 1rem); }
html, body { overflow-x: clip; }
body {
  margin: 0;
  background: var(--ink);
  color: var(--paper);
  font-family: var(--f-body);
  font-size: var(--step-0);
  font-weight: 400;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
img { display: block; max-width: 100%; height: auto; }
a { color: inherit; }
p { margin: 0; }
h1, h2, h3, h4 { margin: 0; font-family: var(--f-display); font-weight: 700; line-height: 1.02; letter-spacing: -.025em; text-wrap: balance; }
em, .serif { font-family: var(--f-serif); font-style: italic; font-weight: 400; letter-spacing: 0; }
strong { font-weight: 600; color: var(--paper); }
ul { margin: 0; padding: 0; list-style: none; }
::selection { background: var(--paper); color: var(--ink); }
:focus-visible { outline: 2px solid var(--paper); outline-offset: 3px; }
.on-light :focus-visible { outline-color: var(--ink); }

.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0; }
.skip { position: absolute; left: 1rem; top: -4rem; z-index: 100; background: var(--paper); color: var(--ink); padding: .6rem 1rem; font-weight: 600; text-decoration: none; }
.skip:focus { top: 1rem; }

.wrap { width: 100%; max-width: var(--maxw); margin-inline: auto; padding-inline: var(--gutter); }
.section { padding-block: clamp(4.5rem, 9vw, 8.5rem); }
.section--tight { padding-block: clamp(3rem, 6vw, 5rem); }
.on-light { background: var(--bone); color: var(--ink); }
.on-light strong { color: var(--ink); }
.on-coal { background: var(--coal); }

/* ---------- Éléments typographiques ---------- */
.eyebrow {
  display: flex; align-items: center; gap: .9rem;
  font-family: var(--f-serif); font-style: italic; font-size: 1.15rem; color: var(--ash);
}
.eyebrow svg { width: 1.6rem; height: auto; color: var(--paper); flex: none; }
.on-light .eyebrow { color: var(--ink-soft); }
.on-light .eyebrow svg { color: var(--ink); }
.eyebrow::after { content: ""; flex: 1; height: 1px; background: var(--line); }
.on-light .eyebrow::after { background: var(--line-ink); }

.label {
  font-family: var(--f-body); font-size: .78rem; font-weight: 600;
  letter-spacing: .14em; text-transform: uppercase; color: var(--ash);
}
.on-light .label { color: var(--ink-soft); }

.h-xl { font-size: var(--step-5); font-weight: 800; letter-spacing: -.035em; line-height: .92; }
.h-lg { font-size: var(--step-4); }
.h-md { font-size: var(--step-3); }
.h-sm { font-size: var(--step-2); letter-spacing: -.015em; }
.h-lg em, .h-md em, .h-xl em { font-size: 1.08em; letter-spacing: -.01em; }

.tagline { font-family: var(--f-serif); font-style: italic; font-size: clamp(1.35rem, 1rem + 1.3vw, 1.95rem); line-height: 1.25; color: var(--paper); max-width: 32ch; text-wrap: balance; }
.on-light .tagline { color: var(--ink); }
.lead { font-size: var(--step-1); line-height: 1.6; color: #d9d9d5; max-width: 58ch; font-weight: 300; }
.lead strong { font-weight: 600; }
.on-light .lead { color: var(--ink-soft); }
.prose { color: #cfcfca; max-width: 62ch; display: grid; gap: 1.1rem; font-weight: 300; }
.on-light .prose { color: var(--ink-soft); font-weight: 400; }

/* ---------- Boutons ---------- */
.btn {
  display: inline-flex; align-items: center; gap: .7rem;
  padding: .95rem 1.6rem; border: 1px solid var(--paper); border-radius: var(--radius-btn);
  font: 600 .9rem/1 var(--f-body); letter-spacing: .08em; text-transform: uppercase;
  text-decoration: none; cursor: pointer; background: transparent; color: var(--paper);
  transition: background .25s var(--ease), color .25s var(--ease), border-color .25s var(--ease);
}
.btn svg { width: 1.05rem; height: 1.05rem; transition: transform .3s var(--ease); }
.btn:hover svg { transform: translateX(4px); }
.btn-light { background: var(--paper); color: var(--ink); }
.btn-light:hover { background: transparent; color: var(--paper); }
.btn-ghost:hover { background: var(--paper); color: var(--ink); }
.on-light .btn { border-color: var(--ink); color: var(--ink); }
.on-light .btn-dark { background: var(--ink); color: var(--paper); }
.on-light .btn-dark:hover { background: transparent; color: var(--ink); }
.on-light .btn-ghost:hover { background: var(--ink); color: var(--paper); }

.link-arrow {
  display: inline-flex; align-items: center; gap: .55rem; text-decoration: none;
  font-weight: 600; font-size: .9rem; letter-spacing: .08em; text-transform: uppercase;
  border-bottom: 1px solid currentColor; padding-bottom: .25rem;
}
.link-arrow svg { width: 1rem; height: 1rem; transition: transform .3s var(--ease); }
.link-arrow:hover svg { transform: translateX(4px); }

/* ---------- En-tête ---------- */
.site-header {
  position: sticky; top: env(safe-area-inset-top, 0px); z-index: 50;
  background: rgba(11, 11, 11, .0);
  border-bottom: 1px solid transparent;
  transition: background .3s var(--ease), border-color .3s var(--ease), backdrop-filter .3s;
}
.site-header.is-scrolled, .nav-open .site-header { background: rgba(11, 11, 11, .92); border-bottom-color: var(--line); backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px); }
/* le filtre créerait un bloc conteneur pour le menu mobile en position fixe */
.nav-open .site-header { background: var(--ink); border-bottom-color: var(--line); backdrop-filter: none; -webkit-backdrop-filter: none; }
.header-inner { height: var(--header-h); display: flex; align-items: center; justify-content: space-between; gap: 1.5rem; }
.brand { display: inline-flex; align-items: center; gap: .75rem; text-decoration: none; }
.brand svg { width: 2.1rem; height: auto; color: var(--paper); }
.brand-name { font-family: var(--f-display); font-weight: 700; font-size: 1.3rem; letter-spacing: -.03em; line-height: 1; }
.brand-name em { font-size: 1.12em; margin-left: .05em; }

.nav { display: flex; align-items: center; gap: clamp(1rem, 2.4vw, 2.2rem); }
.nav a:not(.btn) {
  text-decoration: none; font-size: .95rem; font-weight: 500; color: #d4d4cf;
  position: relative; padding-block: .3rem;
}
.nav a:not(.btn)::after { content: ""; position: absolute; left: 0; right: 100%; bottom: 0; height: 1px; background: currentColor; transition: right .3s var(--ease); }
.nav a:not(.btn):hover, .nav a[aria-current="page"] { color: var(--paper); }
.nav a:not(.btn):hover::after, .nav a[aria-current="page"]::after { right: 0; }
.nav .btn { padding: .75rem 1.15rem; font-size: .8rem; }

.nav-toggle { display: none; width: 2.75rem; height: 2.75rem; border: 1px solid var(--line); border-radius: 50%; background: transparent; color: var(--paper); cursor: pointer; position: relative; }
.nav-toggle span:not(.sr-only) { position: absolute; left: 25%; right: 25%; height: 1.5px; background: currentColor; transition: transform .3s var(--ease), top .3s var(--ease); }
.nav-toggle span:nth-child(1) { top: 42%; }
.nav-toggle span:nth-child(2) { top: 58%; }
.nav-open .nav-toggle span:nth-child(1) { top: 50%; transform: rotate(45deg); }
.nav-open .nav-toggle span:nth-child(2) { top: 50%; transform: rotate(-45deg); }

@media (max-width: 1100px) {
  .nav-toggle { display: block; }
  .nav {
    position: fixed; inset: calc(var(--header-h) + env(safe-area-inset-top, 0px)) 0 0 0;
    background: var(--ink); flex-direction: column; align-items: stretch; gap: 0;
    padding: 1.5rem var(--gutter) calc(2rem + env(safe-area-inset-bottom, 0px));
    border-top: 1px solid var(--line);
    transform: translateY(-1rem); opacity: 0; visibility: hidden;
    transition: opacity .3s var(--ease), transform .3s var(--ease), visibility 0s .3s;
  }
  .nav-open .nav { transform: none; opacity: 1; visibility: visible; transition-delay: 0s; }
  .nav a:not(.btn) { font-family: var(--f-display); font-size: 2rem; font-weight: 700; letter-spacing: -.02em; padding-block: .9rem; border-bottom: 1px solid var(--line); color: var(--paper); }
  .nav a:not(.btn)::after { display: none; }
  .nav .btn { margin-top: 1.75rem; justify-content: center; padding: 1.1rem; font-size: .9rem; }
  .nav-open { overflow: hidden; }
}

/* ---------- Accueil : ouverture ---------- */
.hero { padding-block: clamp(2rem, 5vw, 4.5rem) clamp(3.5rem, 7vw, 6rem); }
.hero-grid { display: grid; grid-template-columns: minmax(0, 1.35fr) minmax(0, 1fr); gap: clamp(2rem, 5vw, 5rem); align-items: end; }
.hero-copy { display: grid; gap: 2rem; min-width: 0; }
.hero-title { text-transform: uppercase; }
.hero-title span { display: block; }
.hero-title .serif { text-transform: none; font-size: 1.16em; line-height: .9; letter-spacing: -.01em; }
.hero-actions { display: flex; flex-wrap: wrap; gap: .9rem; }
.hero-figure { position: relative; margin: 0; aspect-ratio: 4 / 5; overflow: hidden; background: var(--coal); max-width: 100%; }
.hero-figure img { width: 100%; height: 100%; object-fit: cover; }
.hero-figure svg { position: absolute; left: 50%; top: 50%; width: 30%; transform: translate(-50%, -50%); color: var(--paper); filter: drop-shadow(0 6px 30px rgba(0, 0, 0, .45)); }
.hero-figure figcaption { position: absolute; left: 0; right: 0; bottom: 1.4rem; text-align: center; font-size: .85rem; letter-spacing: .12em; color: rgba(243, 243, 240, .85); }

@media (prefers-reduced-motion: no-preference) {
  .hero-title span, .hero-copy > .lead, .hero-actions, .hero-figure { animation: rise .9s var(--ease) both; }
  .hero-title span:nth-child(2) { animation-delay: .08s; }
  .hero-title span:nth-child(3) { animation-delay: .16s; }
  .hero-copy > .lead { animation-delay: .26s; }
  .hero-actions { animation-delay: .34s; }
  .hero-figure { animation: unveil 1.2s var(--ease) .1s both; }
}
@keyframes rise { from { transform: translateY(28px); } to { transform: none; } }
@keyframes unveil { from { clip-path: inset(100% 0 0 0); } to { clip-path: inset(0 0 0 0); } }

/* ---------- Bandeau de logos ---------- */
.marquee-band { border-block: 1px solid var(--line); padding-block: 1.6rem; }
.marquee-head { display: flex; justify-content: space-between; align-items: baseline; gap: 1rem; flex-wrap: wrap; margin-bottom: 1.4rem; }
.marquee { overflow: hidden; -webkit-mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent); mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent); }
.marquee-track { display: flex; width: max-content; }
.marquee-set { display: flex; align-items: center; gap: clamp(2.5rem, 5vw, 4.5rem); padding-right: clamp(2.5rem, 5vw, 4.5rem); }
.marquee-set img { height: 3.4rem; width: auto; max-width: 9.5rem; object-fit: contain; opacity: .62; transition: opacity .3s; }
.marquee-set img:hover { opacity: 1; }
@media (prefers-reduced-motion: no-preference) {
  .marquee-track { animation: slide 70s linear infinite; }
  .marquee:hover .marquee-track { animation-play-state: paused; }
}
@keyframes slide { to { transform: translateX(-50%); } }
@media (prefers-reduced-motion: reduce) {
  .marquee { -webkit-mask-image: none; mask-image: none; }
  .marquee-track { width: auto; }
  .marquee-set { flex-wrap: wrap; justify-content: center; row-gap: 1.5rem; padding-right: 0; }
  .marquee-set[aria-hidden="true"] { display: none; }
}

/* ---------- Créativité ---------- */
.split { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: clamp(2rem, 6vw, 6rem); align-items: center; }
.split > * { min-width: 0; }
.creative-title { margin-block: 1.8rem 2rem; }
.creative-figure { margin: 0; justify-self: center; max-width: 26rem; width: 100%; }
.creative-figure img { -webkit-mask-image: linear-gradient(to bottom, #000 70%, transparent 100%), linear-gradient(to left, transparent 0%, #000 22%); -webkit-mask-composite: source-in; mask-image: linear-gradient(to bottom, #000 70%, transparent 100%), linear-gradient(to left, transparent 0%, #000 22%); mask-composite: intersect; }

/* ---------- Bandes verticales (expertises) ---------- */
.section-head { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 1.5rem clamp(2rem, 6vw, 6rem); align-items: end; margin-bottom: clamp(2.5rem, 5vw, 4rem); }
.section-head > * { min-width: 0; }
.section-head .actions { margin-top: 1.5rem; }

.strips { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: clamp(.75rem, 1.4vw, 1.25rem); }
.strip { display: grid; gap: 1.1rem; text-decoration: none; }
.strip-visual { position: relative; height: clamp(24rem, 40vw, 34rem); overflow: hidden; background: var(--coal); }
.strip-visual img { width: 100%; height: 100%; object-fit: cover; filter: grayscale(1) contrast(1.05) brightness(.82); transition: transform .9s var(--ease), filter .6s var(--ease); }
.strip-visual::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, rgba(11, 11, 11, 0) 35%, rgba(11, 11, 11, .92) 100%); }
.strip-title {
  position: absolute; z-index: 1; left: clamp(.6rem, 1.4vw, 1.25rem); bottom: clamp(.9rem, 1.6vw, 1.5rem);
  writing-mode: vertical-rl; transform: rotate(180deg);
  font-family: var(--f-serif); font-style: italic; font-size: clamp(1.45rem, 1rem + 1.35vw, 2.35rem); line-height: 1.02;
  max-height: calc(100% - 2rem);
}
.strip-arrow { position: absolute; z-index: 1; right: 1rem; top: 1rem; width: 2.6rem; height: 2.6rem; border: 1px solid rgba(243, 243, 240, .5); border-radius: 50%; display: grid; place-items: center; transition: background .3s, color .3s, transform .4s var(--ease); }
.strip-arrow svg { width: 1rem; height: 1rem; transform: rotate(-45deg); }
.strip:hover .strip-visual img, .strip:focus-visible .strip-visual img { transform: scale(1.05); filter: grayscale(1) contrast(1.05) brightness(1); }
.strip:hover .strip-arrow, .strip:focus-visible .strip-arrow { background: var(--paper); color: var(--ink); transform: rotate(45deg); }
.strip-caption { color: #c4c4bf; font-size: .98rem; line-height: 1.5; font-weight: 300; }
.strip-caption .label { display: block; margin-bottom: .35rem; color: var(--paper); }

/* ---------- Valeur ajoutée ---------- */
.value-wrap { position: relative; }
.values { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1.25rem; }
.value { border: 1px solid var(--line); padding: 1.6rem 1.6rem 1.75rem; display: grid; gap: .6rem; align-content: start; background: rgba(11, 11, 11, .55); }
.value h3 { font-family: var(--f-serif); font-style: italic; font-weight: 400; font-size: 1.6rem; letter-spacing: 0; line-height: 1.1; }
.value p { color: #c4c4bf; font-weight: 300; }
.value-figure { margin: 0; align-self: end; max-width: 30rem; }
.value-figure img { -webkit-mask-image: linear-gradient(to right, transparent 0%, #000 28%), linear-gradient(to top, transparent 0%, #000 25%); -webkit-mask-composite: source-in; mask-image: linear-gradient(to right, transparent 0%, #000 28%), linear-gradient(to top, transparent 0%, #000 25%); mask-composite: intersect; }
.value-wide { grid-column: 1 / -1; }
.value-wide p { max-width: 60ch; }
.value-grid { display: grid; grid-template-columns: minmax(0, .85fr) minmax(0, 1.15fr); gap: clamp(2rem, 5vw, 5rem); }
.value-grid > * { min-width: 0; }
.value-intro { display: grid; gap: 1.6rem; align-content: start; }

/* ---------- Bandeau d'appel ---------- */
.cta-band { display: grid; grid-template-columns: minmax(0, 1.3fr) auto; gap: 2rem 4rem; align-items: center; }
.cta-band > * { min-width: 0; }
.cta-band .tagline { max-width: 26ch; font-size: clamp(1.7rem, 1rem + 2.6vw, 3rem); }
.cta-band .tagline strong { font-family: var(--f-display); font-style: normal; font-weight: 700; letter-spacing: -.02em; }
.cta-band .actions { display: flex; flex-wrap: wrap; gap: .9rem; }

/* ---------- En-tête de page intérieure ---------- */
.page-head { padding-block: clamp(2.5rem, 6vw, 5rem) clamp(2.5rem, 5vw, 4rem); }
.page-head .h-xl { margin-block: 2rem 1.75rem; }
.page-head-row { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 1.5rem clamp(2rem, 6vw, 6rem); align-items: end; }
.page-head-row > * { min-width: 0; }
.facts { display: flex; flex-wrap: wrap; gap: .4rem 0; margin-top: 2.25rem; font-size: .95rem; color: var(--ash); }
.facts li { display: inline-flex; align-items: center; }
.facts li + li::before { content: ""; width: 1.75rem; height: 1px; background: var(--line); margin-inline: .9rem; }
.wide-figure { margin: 0; aspect-ratio: 21 / 9; overflow: hidden; background: var(--coal); max-width: 100%; }
.wide-figure img { width: 100%; height: 100%; object-fit: cover; }

/* ---------- Agence ---------- */
.assets { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); border-top: 1px solid var(--line); margin-top: clamp(3rem, 6vw, 5rem); }
.asset { padding: 1.75rem 1.5rem 0 0; display: grid; gap: .8rem; align-content: start; }
.asset + .asset { padding-left: 1.5rem; border-left: 1px solid var(--line); }
.asset .label { color: var(--paper); }
.asset p { color: #c4c4bf; font-weight: 300; }

.commitments { border-top: 1px solid var(--line-ink); }
.commitment { display: grid; grid-template-columns: minmax(0, .8fr) minmax(0, 1.2fr); gap: 1rem clamp(2rem, 6vw, 6rem); padding-block: clamp(1.75rem, 3.5vw, 2.75rem); border-bottom: 1px solid var(--line-ink); }
.commitment > * { min-width: 0; }
.commitment h3 { font-family: var(--f-display); font-weight: 300; font-size: clamp(2rem, 1.3rem + 2.6vw, 3.4rem); letter-spacing: -.03em; line-height: 1; }
.commitment h3 em { display: block; font-size: 1.05rem; color: var(--ink-soft); margin-top: .7rem; letter-spacing: 0; }
.commitment p { color: var(--ink-soft); max-width: 60ch; }
.commitment p strong { display: block; margin-top: .8rem; font-weight: 600; }

.logo-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); border-top: 1px solid var(--line); border-left: 1px solid var(--line); }
.logo-grid li { border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); aspect-ratio: 16 / 10; display: grid; place-items: center; padding: 1.25rem 1.5rem; max-width: 100%; }
.logo-grid img { width: auto; height: auto; max-height: clamp(2.6rem, 5.2vw, 4.4rem); max-width: 72%; object-fit: contain; opacity: .78; transition: opacity .3s; }
.logo-grid li:hover img { opacity: 1; }

/* ---------- Expertises ---------- */
.subnav { position: sticky; top: calc(var(--header-h) + env(safe-area-inset-top, 0px)); z-index: 40; background: rgba(11, 11, 11, .94); backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px); border-block: 1px solid var(--line); }
.subnav ul { display: flex; gap: .4rem; overflow-x: auto; scrollbar-width: none; padding-block: .75rem; }
.subnav ul::-webkit-scrollbar { display: none; }
.subnav a { display: inline-block; white-space: nowrap; text-decoration: none; padding: .55rem 1.1rem; border: 1px solid var(--line); border-radius: var(--radius-btn); font-size: .9rem; font-weight: 500; color: #d4d4cf; transition: background .25s, color .25s, border-color .25s; }
.subnav a:hover, .subnav a.is-active { background: var(--paper); color: var(--ink); border-color: var(--paper); }

.expertise-head { display: grid; grid-template-columns: minmax(0, .95fr) minmax(0, 1.05fr); gap: 2rem clamp(2rem, 6vw, 6rem); align-items: end; }
.expertise-head > * { min-width: 0; }
.expertise-head h2 { margin-block: 1.6rem 1.4rem; }
.expertise-body { display: grid; grid-template-columns: minmax(0, .95fr) minmax(0, 1.05fr); gap: 2.5rem clamp(2rem, 6vw, 6rem); margin-top: clamp(2.5rem, 5vw, 4rem); align-items: start; }
.expertise-body > * { min-width: 0; }
.expertise-figure { margin: 0; overflow: hidden; background: var(--coal); max-width: 100%; }
.expertise-figure img { width: 100%; height: 100%; object-fit: cover; }
.expertise-figure.is-tall { aspect-ratio: 4 / 5; }
.expertise-figure.is-wide { aspect-ratio: 4 / 3; }
.expertise-figure.is-bare { background: transparent; }
.expertise-figure.is-bare img { object-fit: contain; -webkit-mask-image: linear-gradient(to bottom, transparent 0%, #000 55%); mask-image: linear-gradient(to bottom, transparent 0%, #000 55%); }
.expertise-figure.is-mono img { filter: grayscale(1) contrast(1.06); }

.items { border-top: 1px solid var(--line); }
.on-light .items { border-top-color: var(--line-ink); }
.item { padding-block: 1.5rem; border-bottom: 1px solid var(--line); display: grid; gap: .55rem; }
.on-light .item { border-bottom-color: var(--line-ink); }
.item h3, .item h4 { font-family: var(--f-serif); font-style: italic; font-weight: 400; font-size: 1.65rem; letter-spacing: 0; line-height: 1.1; }
.item p { color: #c9c9c4; font-weight: 300; }
.on-light .item p { color: var(--ink-soft); font-weight: 400; }
.item-group + .item-group { margin-top: 2.5rem; }
.item-group > .label { display: block; margin-bottom: 1rem; }

.steps { counter-reset: step; }
.steps .item { grid-template-columns: 3.25rem minmax(0, 1fr); column-gap: 1rem; }
.steps .item::before { counter-increment: step; content: counter(step, decimal-leading-zero); grid-row: span 2; font-family: var(--f-display); font-weight: 700; font-size: 1.6rem; line-height: 1.15; color: #5f5f5b; font-variant-numeric: tabular-nums; }

.chips { display: flex; flex-wrap: wrap; gap: .5rem; }
.chips li { border: 1px solid var(--line); border-radius: var(--radius-btn); padding: .45rem .95rem; font-size: .9rem; color: #d4d4cf; }
.on-light .chips li { border-color: var(--line-ink); color: var(--ink-soft); }

.callout { margin-top: 2rem; border-radius: var(--radius-field); display: flex; align-items: center; gap: 1.25rem; background: var(--paper); color: var(--ink); padding: 1.15rem 1.4rem; }
.callout svg { width: 2.2rem; flex: none; color: var(--ink); }
.callout p { font-family: var(--f-serif); font-style: italic; font-size: 1.3rem; line-height: 1.3; }
.callout a { font-family: var(--f-body); font-style: normal; font-weight: 600; font-size: .85rem; letter-spacing: .08em; text-transform: uppercase; white-space: nowrap; }

.spec { width: 100%; border-collapse: collapse; margin-top: 2.5rem; }
.spec th, .spec td { text-align: left; vertical-align: top; padding: 1.1rem 0; border-bottom: 1px solid var(--line); }
.spec th { width: 34%; padding-right: 1.5rem; font: 600 .78rem/1.6 var(--f-body); letter-spacing: .14em; text-transform: uppercase; color: var(--ash); }
.spec td { color: #d4d4cf; font-weight: 300; }
.spec-scroll { overflow-x: auto; }

.feature { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 2rem clamp(2rem, 6vw, 6rem); align-items: center; margin-top: clamp(3.5rem, 7vw, 6rem); }
.feature > * { min-width: 0; }
.feature figure { margin: 0; }
.feature figcaption { margin-top: .8rem; font-size: .9rem; color: var(--ash); }

/* ---------- Contact ---------- */
.contact-grid { display: grid; grid-template-columns: minmax(0, .85fr) minmax(0, 1.15fr); gap: 3rem clamp(2rem, 6vw, 6rem); align-items: start; }
.contact-grid > * { min-width: 0; }
.coords { border-top: 1px solid var(--line); }
.coord { padding-block: 1.35rem; border-bottom: 1px solid var(--line); display: grid; gap: .35rem; }
.coord .value-text { font-family: var(--f-display); font-size: clamp(1.15rem, 1rem + .6vw, 1.45rem); font-weight: 600; letter-spacing: -.015em; line-height: 1.3; text-decoration: none; overflow-wrap: anywhere; }
a.value-text:hover { text-decoration: underline; text-underline-offset: 4px; text-decoration-thickness: 1px; }
.coord .small-link { font-size: .9rem; color: var(--ash); }

.form { display: grid; gap: 1.25rem; border: 1px solid var(--line); border-radius: calc(var(--radius-field) + 6px); padding: clamp(1.25rem, 3vw, 2.5rem); background: var(--coal); }
.form-row { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1.25rem; }
.field { display: grid; gap: .45rem; min-width: 0; }
.field label { font-size: .78rem; font-weight: 600; letter-spacing: .12em; text-transform: uppercase; color: var(--ash); }
.field label span { color: var(--paper); }
.field input, .field select, .field textarea {
  width: 100%; font: 400 1rem/1.4 var(--f-body); color: var(--paper);
  background: var(--ink); border: 1px solid var(--line); border-radius: var(--radius-field);
  padding: .85rem .95rem; transition: border-color .2s;
  -webkit-appearance: none; appearance: none;
}
.field select { background-image: linear-gradient(45deg, transparent 50%, var(--paper) 50%), linear-gradient(135deg, var(--paper) 50%, transparent 50%); background-position: calc(100% - 1.15rem) 50%, calc(100% - .8rem) 50%; background-size: .35rem .35rem; background-repeat: no-repeat; padding-right: 2.5rem; }
.field textarea { min-height: 9rem; resize: vertical; }
.field input:focus, .field select:focus, .field textarea:focus { outline: none; border-color: var(--paper); }
.field input:user-invalid, .field textarea:user-invalid { border-color: #d98c8c; }
.form-actions { display: flex; flex-wrap: wrap; gap: .9rem; align-items: center; }
.form-note { font-size: .9rem; color: var(--ash); }
.form-status { font-size: .95rem; color: var(--paper); border-left: 2px solid var(--paper); padding-left: .9rem; }
.form-status a { overflow-wrap: anywhere; }

/* ---------- Pied de page ---------- */
.site-footer { background: var(--coal); border-top: 1px solid var(--line); padding-block: clamp(3.5rem, 7vw, 6rem) calc(2rem + env(safe-area-inset-bottom, 0px)); }
.footer-top { display: grid; grid-template-columns: minmax(0, 1.4fr) repeat(3, minmax(0, 1fr)); gap: 2.5rem; }
.footer-top > * { min-width: 0; }
.footer-brand { display: grid; gap: 1.25rem; align-content: start; }
.footer-brand .brand svg { width: 2.6rem; }
.footer-brand p { color: var(--ash); max-width: 34ch; font-weight: 300; }
.footer-col { display: grid; gap: .55rem; align-content: start; font-size: .98rem; }
.footer-col .label { margin-bottom: .4rem; }
.footer-col a { text-decoration: none; color: #d4d4cf; overflow-wrap: anywhere; }
.footer-col a:hover { color: var(--paper); text-decoration: underline; text-underline-offset: 3px; }
.footer-col address { font-style: normal; color: #d4d4cf; }
.footer-sign { margin-top: clamp(3rem, 6vw, 5rem); padding-top: 1.5rem; border-top: 1px solid var(--line); display: flex; flex-wrap: wrap; justify-content: space-between; gap: 1rem; font-size: .9rem; color: var(--ash); }
.footer-sign .serif { font-size: 1.1rem; color: var(--paper); }

/* ---------- 404 ---------- */
.notfound { min-height: 60vh; display: grid; align-content: center; gap: 1.75rem; padding-block: 5rem; }

/* ---------- Réactif ---------- */
@media (max-width: 1080px) {
  .strips { grid-template-columns: repeat(2, minmax(0, 1fr)); row-gap: 2.25rem; }
  .footer-top { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .footer-brand { grid-column: 1 / -1; }
}
@media (max-width: 900px) {
  .hero-grid, .split, .section-head, .page-head-row, .value-grid, .cta-band, .expertise-head, .expertise-body, .feature, .contact-grid, .commitment { grid-template-columns: minmax(0, 1fr); }
  .hero-figure { aspect-ratio: 16 / 11; }
  .hero-figure svg { width: 18%; }
  .creative-figure { max-width: 18rem; }
  .value-figure { max-width: 22rem; }
  .assets { grid-template-columns: minmax(0, 1fr); }
  .asset, .asset + .asset { padding: 1.5rem 0; border-left: 0; }
  .asset + .asset { border-top: 1px solid var(--line); }
  .logo-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .wide-figure { aspect-ratio: 16 / 10; }
}
@media (max-width: 620px) {
  :root { --header-h: 4.25rem; }
  .values, .form-row { grid-template-columns: minmax(0, 1fr); }
  .strip-visual { height: 21rem; }
  .logo-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .callout { flex-direction: column; align-items: flex-start; }
  .spec th { width: auto; display: block; padding-bottom: 0; border-bottom: 0; }
  .spec td { display: block; padding-top: .35rem; }
  .spec tr { display: block; }
  .footer-top { grid-template-columns: minmax(0, 1fr); }
  .btn { padding: .9rem 1.2rem; }
}
@media (max-width: 400px) {
  .brand-name { font-size: 1.15rem; }
  .strips { column-gap: .6rem; }
  .strip-visual { height: 18rem; }
  .strip-caption { font-size: .92rem; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition-duration: .01ms !important; animation-duration: .01ms !important; }
}

.nowrap { white-space: nowrap; }

/* ---------- Écran LED ---------- */
.product-figure { margin: 0; }
.product-figure img { mix-blend-mode: lighten; width: 100%; }
.product-gallery figcaption { margin-top: .8rem; font-size: .9rem; color: var(--ash); }
.product-band .product-figure { max-width: 34rem; justify-self: center; }
.product-hero { display: grid; grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr); gap: 2rem clamp(2rem, 5vw, 5rem); align-items: center; }
.product-hero > * { min-width: 0; }
.product-copy { display: grid; gap: 1.6rem; }
.product-copy .h-xl { margin-top: 1.6rem; }
.kpis { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); border-top: 1px solid var(--line); margin-top: clamp(2.5rem, 5vw, 4rem); }
.kpi { display: grid; gap: .35rem; padding: 1.5rem 1.25rem 0 0; }
.kpi + .kpi { padding-left: 1.25rem; border-left: 1px solid var(--line); }
.kpi-value { font-family: var(--f-display); font-weight: 700; font-size: clamp(1.9rem, 1.2rem + 2.2vw, 3.1rem); letter-spacing: -.03em; line-height: 1; font-variant-numeric: tabular-nums; white-space: nowrap; }
.kpi-value small { font-size: .42em; font-weight: 500; letter-spacing: 0; margin-left: .3em; color: var(--ash); }
.kpi-label { font-size: .95rem; color: var(--ash); }
.spec-grouped { margin-top: 0; }
.spec-grouped .spec-group th { width: auto; padding-top: 2.2rem; padding-bottom: .8rem; font-family: var(--f-serif); font-style: italic; font-weight: 400; font-size: 1.5rem; letter-spacing: 0; text-transform: none; color: var(--paper); border-bottom-color: rgba(243, 243, 240, .4); }
.spec-grouped tbody:first-child .spec-group th { padding-top: 0; }
@media (max-width: 900px) {
  .product-hero { grid-template-columns: minmax(0, 1fr); }
  .kpis { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .kpi:nth-child(3) { padding-left: 0; border-left: 0; }
  .kpi:nth-child(n+3) { border-top: 1px solid var(--line); margin-top: 1.5rem; }
}
@media (max-width: 620px) {
  .kpi-value { font-size: 1.6rem; }
  .kpi { padding-right: .75rem; }
  .kpi + .kpi { padding-left: .9rem; }
}
@media (max-width: 620px) { .kpi:nth-child(3) { padding-left: 0; } }

/* =====================================================================
   Version 3 : accueil plein écran, réalisations, services en cartes,
   animations au défilement (inspiration escolhadigital.com)
   ===================================================================== */
:root { --radius-card: 20px; }

/* ---------- Ouverture plein écran ---------- */
.hero-full {
  position: relative; isolation: isolate; overflow: hidden;
  min-height: 100svh;
  margin-top: calc(-1 * var(--header-h));
  padding-block: calc(var(--header-h) + 3rem) 6rem;
  display: grid; align-items: center;
  background: radial-gradient(120% 80% at 50% 45%, #1a1a19 0%, var(--ink) 62%);
}
.hero-canvas { position: absolute; inset: 0; width: 100%; height: 100%; z-index: -1; }
.hero-full::after { content: ""; position: absolute; inset: auto 0 0 0; height: 30%; z-index: -1; background: linear-gradient(180deg, rgba(11, 11, 11, 0), var(--ink)); pointer-events: none; }
.hero-center { display: grid; justify-items: center; text-align: center; gap: 2rem; }
.hero-kicker { display: inline-flex; align-items: center; gap: .75rem; padding: .5rem 1.1rem .5rem .8rem; border: 1px solid var(--line); border-radius: var(--radius-btn); background: rgba(11, 11, 11, .55); backdrop-filter: blur(6px); -webkit-backdrop-filter: blur(6px); font-size: .9rem; color: #d4d4cf; }
.hero-kicker svg { width: 1.35rem; height: auto; color: var(--paper); }
.hero-center .hero-title { font-size: clamp(3.2rem, 1rem + 9.4vw, 9.5rem); max-width: 14ch; }
.hero-center .hero-title span { display: inline; }
.hero-center .hero-title .serif { display: block; }
.hero-center .lead { max-width: 46ch; text-wrap: balance; }
.hero-center .hero-actions { justify-content: center; }
.scroll-cue { position: absolute; left: 50%; bottom: calc(1.6rem + env(safe-area-inset-bottom, 0px)); transform: translateX(-50%); display: grid; justify-items: center; gap: .6rem; text-decoration: none; font-size: .72rem; font-weight: 600; letter-spacing: .2em; text-transform: uppercase; color: var(--ash); }
.scroll-cue i { display: block; width: 1px; height: 2.6rem; background: linear-gradient(var(--paper), transparent); transform-origin: top; }
@media (prefers-reduced-motion: no-preference) {
  .scroll-cue i { animation: cue 2.2s var(--ease) infinite; }
  .hero-center > * { animation: rise 1s var(--ease) both; }
  .hero-center > :nth-child(2) { animation-delay: .1s; }
  .hero-center > :nth-child(3) { animation-delay: .22s; }
  .hero-center > :nth-child(4) { animation-delay: .32s; }
}
@keyframes cue { 0% { transform: scaleY(0); } 45% { transform: scaleY(1); } 100% { transform: scaleY(1); opacity: 0; } }
@media (max-height: 640px) { .scroll-cue { display: none; } }

/* ---------- Cartes communes ---------- */
.card { display: grid; text-decoration: none; border: 1px solid var(--line); border-radius: var(--radius-card); background: var(--coal); overflow: hidden; transition: transform .5s var(--ease), border-color .4s var(--ease), background .4s var(--ease); }
.card:hover, .card:focus-visible { transform: translateY(-6px); border-color: rgba(243, 243, 240, .42); }
.card-more { display: inline-flex; align-items: center; gap: .55rem; font-size: .82rem; font-weight: 600; letter-spacing: .1em; text-transform: uppercase; color: var(--paper); }
.card-more svg { width: 1rem; height: 1rem; transition: transform .3s var(--ease); }
.card:hover .card-more svg { transform: translateX(5px); }

/* ---------- Réalisations ---------- */
.works { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: clamp(1rem, 2vw, 1.5rem); }
.work-card { height: 100%; grid-template-rows: auto 1fr; }
.work-visual { position: relative; aspect-ratio: 4 / 3.4; overflow: hidden; background: var(--ink); max-width: 100%; }
.work-visual > img { width: 100%; height: 100%; object-fit: cover; filter: grayscale(1) brightness(.42) contrast(1.05); transform: scale(1.02); transition: transform 1.1s var(--ease), filter .7s var(--ease); }
.work-card:hover .work-visual > img { transform: scale(1.09); filter: grayscale(1) brightness(.55) contrast(1.05); }
.work-logos { position: absolute; inset: 0; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); align-items: center; justify-items: center; padding: 1.75rem; gap: 1rem 1.25rem; }
.work-logos img { max-height: 3.4rem; max-width: 82%; width: auto; height: auto; object-fit: contain; opacity: .95; }
.work-body { display: grid; gap: .8rem; align-content: start; padding: 1.6rem 1.6rem 1.8rem; }
.work-body h3 { font-family: var(--f-serif); font-style: italic; font-weight: 400; font-size: 1.9rem; letter-spacing: 0; line-height: 1.05; }
.work-body p { color: #c4c4bf; font-weight: 300; }
.work-body .chips { margin-top: .4rem; }

/* ---------- Services en cartes ---------- */
.services { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: clamp(1rem, 2vw, 1.5rem); }
.service-card { height: 100%; align-content: start; gap: 1rem; padding: 1.8rem 1.75rem 1.9rem; background: rgba(11, 11, 11, .6); }
.service-card:hover { background: var(--ink); }
.card-icon { width: 3.4rem; height: 3.4rem; border-radius: 50%; border: 1px solid var(--line); display: grid; place-items: center; margin-bottom: .6rem; transition: background .4s var(--ease), color .4s var(--ease), border-color .4s var(--ease); }
.card-icon svg { width: 1.6rem; height: 1.6rem; }
.service-card:hover .card-icon { background: var(--paper); color: var(--ink); border-color: var(--paper); }
.service-card h3 { font-size: 1.45rem; letter-spacing: -.02em; line-height: 1.1; }
.service-card p { color: #c4c4bf; font-weight: 300; }
.service-card .card-more { margin-top: .6rem; }

/* ---------- À propos : phrase qui s'allume ---------- */
.statement-grid { display: grid; grid-template-columns: minmax(0, 1.5fr) minmax(0, .5fr); gap: 2rem clamp(2rem, 5vw, 5rem); align-items: center; }
.statement-grid > * { min-width: 0; }
.statement-copy { display: grid; gap: 2.2rem; justify-items: start; }
.statement { font-family: var(--f-display); font-weight: 500; font-size: clamp(1.75rem, 1rem + 2.7vw, 3.35rem); line-height: 1.16; letter-spacing: -.025em; text-wrap: pretty; }
.statement strong { font-weight: 800; }
.statement em { font-size: 1.08em; }
.statement .w { transition: opacity .35s linear; }
.js-anim .statement .w { opacity: .24; }
.js-anim .statement .w.is-lit { opacity: 1; }
.about-band .creative-figure { max-width: 19rem; }
.numbers { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); border-top: 1px solid var(--line); margin-top: clamp(3rem, 6vw, 5rem); }
.numbers li { display: grid; gap: .4rem; padding: 1.6rem 1.25rem 0 0; }
.numbers li + li { padding-left: 1.25rem; border-left: 1px solid var(--line); }
.num { font-family: var(--f-display); font-weight: 700; font-size: clamp(2.4rem, 1.4rem + 3vw, 4.2rem); letter-spacing: -.04em; line-height: 1; font-variant-numeric: tabular-nums; }
.num-label { color: var(--ash); font-size: .95rem; }

/* ---------- Agence : valeur ajoutée ---------- */
.values-block { margin-top: clamp(3.5rem, 7vw, 5.5rem); display: grid; gap: 1.5rem; }
.value { border-radius: var(--radius-card); }

/* ---------- Apparition au défilement ---------- */
.js-anim .reveal { opacity: 0; transform: translateY(28px); transition: opacity .9s var(--ease), transform .9s var(--ease); transition-delay: var(--d, 0s); }
.js-anim .reveal.is-in { opacity: 1; transform: none; }

@media (max-width: 1080px) {
  .services { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 900px) {
  .works { grid-template-columns: minmax(0, 1fr); max-width: 34rem; }
  .statement-grid { grid-template-columns: minmax(0, 1fr); }
  .about-band .creative-figure { max-width: 14rem; justify-self: end; }
  .numbers { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .numbers li:nth-child(3) { padding-left: 0; border-left: 0; }
  .numbers li:nth-child(n+3) { border-top: 1px solid var(--line); margin-top: 1.5rem; }
}
@media (max-width: 620px) {
  .services { grid-template-columns: minmax(0, 1fr); }
  .hero-full { padding-block: calc(var(--header-h) + 2rem) 5.5rem; }
  .hero-kicker { font-size: .8rem; }
}
.service-card { display: flex; flex-direction: column; align-items: flex-start; }
.service-card .card-more { margin-top: auto; padding-top: 1rem; }