/* Pages intérieures (Prestations, À propos, Contact) · mise en page « lecture »
 * Même identité que la home v8 : Fraunces + Plus Jakarta Sans + Geist Mono, terracotta,
 * pill nav + logo sombres, fond crème posé pour les textes longs.
 */

:root {
  color-scheme: light;

  /* ---- Palette brute ---- */
  --ink:        #0F2137;   /* bleu nuit · fond sombre principal */
  --ink-2:      #16304F;   /* fond sombre secondaire · nuances de cartes */
  --cold:       #F4F6F8;   /* blanc froid · fond clair de respiration */
  --white:      #FFFFFF;   /* blanc pur · réservé à l'animation de la home */
  --brand-blue: #2F69A3;   /* bleu de marque · liens/actions sur fond clair */
  --blue-lt:    #5B93C9;   /* bleu éclairci · liens/accents sur fond sombre */
  --copper:     #C17A4F;   /* cuivre · touches chaudes rares, italiques, détails */
  --text-light: #EDEFF2;   /* texte sur fond sombre */
  --text-dark:  #1A2B3D;   /* texte sur fond clair */

  /* ---- Sémantique · valeurs par défaut = bande CLAIRE ---- */
  --bg:       var(--cold);
  --paper:    #FBFCFE;
  --espresso: var(--ink);
  --fg:       var(--text-dark);
  --prose:    #2F4356;
  --muted:    #495B6D;
  --muted-2:  #4E6072;
  --on-ink:   var(--text-light);
  --muted-on: rgba(237,239,242,0.64);
  --hair:     rgba(26,43,61,0.14);
  --hair-2:   rgba(26,43,61,0.06);
  --hair-on:  rgba(237,239,242,0.16);
  --accent:   var(--brand-blue);
  --accent-lt:var(--blue-lt);
  --blue:     var(--brand-blue);
  --blue-dk:  #245481;

  --font-display: "Playfair Display", ui-serif, Georgia, "Times New Roman", serif;
  --font-body:    "Plus Jakarta Sans", ui-sans-serif, system-ui, sans-serif;
  --font-mono:    "Geist Mono", ui-monospace, monospace;

  --page: 1200px;
  --gutter: clamp(1.25rem, 5vw, 3rem);
  --spring: cubic-bezier(0.32, 0.72, 0, 1);
}

/* ===========================================================
   Bandes de fond alternées · surcharge locale des variables
   (les composants utilisent déjà var(--fg/--accent/--prose…),
    donc ils se recolorent automatiquement selon la bande)
   =========================================================== */
.band-dark, .band-light { position: relative; z-index: 0; }
.band-dark::before, .band-light::before {
  content: ""; position: absolute; z-index: -1; top: 0; bottom: 0;
  left: 50%; width: 100vw; margin-left: -50vw; pointer-events: none;
}
/* Fond bleu nuit enrichi (tout le site) : dégradé subtil + grain fin + anneaux concentriques
   (écho du logo) en filigrane, en débord. Position des anneaux variée selon le type de section. */
.band-dark::before {
  background-color: #16314F;   /* sections un cran plus claires que le nav (#0F2137) */
  background-image:
    url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='150' height='150'%3E%3Cfilter id='g'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.8' numOctaves='2' stitchTiles='stitch'/%3E%3CfeColorMatrix type='saturate' values='0'/%3E%3CfeComponentTransfer%3E%3CfeFuncA type='linear' slope='0.04'/%3E%3C/feComponentTransfer%3E%3C/filter%3E%3Crect width='150' height='150' filter='url(%23g)'/%3E%3C/svg%3E"),
    radial-gradient(135% 115% at 12% 0%, #1D3C5E 0%, #16314F 46%, #102841 100%);
  background-repeat: repeat, no-repeat;
  background-size: 150px 150px, cover;
  background-position: 0 0, 0 0;
}
@media (max-width: 40rem) { .band-dark::before { background-size: 150px 150px, cover; } }
.band-light::before { background: var(--cold); }

.band-dark {
  --bg: #16314F;
  --paper: #1F4068;
  --fg: var(--text-light);
  --prose: #CDD8E4;
  --muted: #A6B7C9;
  --muted-2: #93A4B6;
  --on-ink: var(--text-dark);
  --accent: var(--blue-lt);
  --accent-lt: var(--blue-lt);
  --hair: rgba(237,239,242,0.15);
  --hair-2: rgba(237,239,242,0.07);
  color: var(--fg);
}
.band-light { color: var(--fg); }

/* Sonar : anneaux concentriques qui s'ecartent en continu depuis le coin des sections a fond bleu.
   Conteneur full-bleed decoupe (comme ::before) pour clipper les anneaux sans toucher au fond. */
.sonar { position: absolute; z-index: -1; pointer-events: none; top: 0; bottom: 0; left: 50%; width: 100vw; margin-left: -50vw; overflow: hidden; }
.sonar span {
  position: absolute; right: 95px; bottom: 55px; margin: 0 -65px -65px 0;
  width: 130px; height: 130px; border-radius: 50%; border: 1.6px solid #dbe8f6;
  opacity: 0; transform: scale(0.25); will-change: transform, opacity;
  animation: vg-sonar 6s linear infinite;
}
.sonar span:nth-child(2) { animation-delay: -2s; }
.sonar span:nth-child(3) { animation-delay: -4s; }
@keyframes vg-sonar { 0% { transform: scale(0.25); opacity: 0; } 12% { opacity: 0.4; } 100% { transform: scale(4.2); opacity: 0; } }
@media (prefers-reduced-motion: reduce) { .sonar { display: none; } }

*, *::before, *::after { box-sizing: border-box; }
html { overflow-x: clip; scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body { overflow-x: clip; margin: 0; background: var(--bg); color: var(--fg); font-family: var(--font-body); font-size: 1.0625rem; line-height: 1.7; -webkit-font-smoothing: antialiased; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

h1, h2, h3 { font-family: var(--font-display); font-weight: 500; font-style: normal; margin: 0; line-height: 1.05; letter-spacing: -0.02em; overflow-wrap: anywhere; }
p { margin: 0; }
a { color: inherit; text-decoration: none; }
::selection { background: var(--accent); color: #fff; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 4px; }

.shell { max-width: var(--page); margin-inline: auto; padding-inline: var(--gutter); }
.muted { color: var(--muted); }
.eyebrow { display: inline-flex; align-items: center; gap: 0.6em; font-family: var(--font-mono); font-size: 0.84rem; letter-spacing: 0.16em; text-transform: uppercase; color: var(--accent); }
.eyebrow .spark { width: 8px; height: 8px; border-radius: 50%; background: var(--accent); }
.hl { color: var(--copper); font-style: italic; font-weight: 400; }

/* Apparition au scroll · sobre : fondu + remontée, ease-out ~0.75s, stagger via --reveal-delay */
.reveal { opacity: 0; transform: translateY(36px); transition: opacity 0.75s cubic-bezier(0.16, 1, 0.3, 1), transform 0.75s cubic-bezier(0.16, 1, 0.3, 1); transition-delay: var(--reveal-delay, 0ms); will-change: opacity, transform; }
.reveal.in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1 !important; transform: none !important; transition: none !important; }
}

/* Buttons */
.island { display: inline-flex; align-items: center; gap: 0.9rem; padding: 0.7rem 0.75rem 0.7rem 1.5rem; border-radius: 999px; font-family: var(--font-body); font-weight: 600; font-size: 0.95rem; white-space: nowrap; cursor: pointer; border: 1px solid transparent; transition: transform 400ms var(--spring), background-color 400ms var(--spring), border-color 400ms var(--spring); }
.island__ic { display: inline-flex; align-items: center; justify-content: center; width: 2rem; height: 2rem; border-radius: 999px; transition: transform 400ms var(--spring); }
.island svg { width: 15px; height: 15px; }
.island:active { transform: scale(0.975); }
.island:hover .island__ic { transform: translate(3px, -2px) scale(1.06); }
.island--solid { background: var(--fg); color: var(--on-ink); }
.island--solid .island__ic { background: rgba(255,255,255,0.16); }
.island--ghost { background: transparent; color: var(--fg); border-color: var(--hair); }
.island--ghost:hover { border-color: color-mix(in srgb, var(--fg) 34%, transparent); }
.island--ghost .island__ic { background: color-mix(in srgb, var(--fg) 8%, transparent); }
.island--onDark { background: var(--on-ink); color: var(--fg); }
.island--onDark .island__ic { background: rgba(0,0,0,0.12); }

/* ===========================================================
   Navigation · transparente sur le hero bleu nuit,
   fond bleu nuit qui apparaît en fondu au scroll.
   Pas de pilule, pas d'ombre lourde. Textes clairs.
   =========================================================== */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 200;
  display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; gap: 1rem;
  padding-block: clamp(0.6rem, 1.5vw, 0.95rem);
  padding-inline: max(var(--gutter), calc((100vw - var(--page)) / 2));
  pointer-events: none;
  --nav-fg: var(--text-light); --nav-fg-h: var(--blue-lt);
  background: var(--ink);                                   /* barre bleu nuit permanente */
  box-shadow: 0 8px 26px -16px rgba(0, 0, 0, 0.55);
}
.nav > * { pointer-events: auto; }
/* Filet indicateur de progression du scroll, collé sous la barre */
.nav__progress { position: absolute; left: 0; bottom: 0; height: 2px; width: 100%; transform: scaleX(0); transform-origin: left center; background: var(--blue-lt); opacity: 0.9; z-index: 1; pointer-events: none; will-change: transform; }

.nav__logo { display: inline-flex; align-items: center; flex: none; justify-self: start; }
.nav > .island--onDark { justify-self: end; }
.nav__logo img { height: clamp(38px, 4.3vw, 48px); width: auto; display: block; }
@media (max-width: 40rem) { .nav__logo img { height: 34px; } }
/* logo toujours clair (la barre est bleu nuit sur toute la page) */
.nav__logo .logo-color { display: none; }
.nav__logo .logo-light { display: block; }

.nav__pill { display: inline-flex; align-items: center; gap: clamp(1rem, 2.5vw, 1.9rem); background: transparent; border: 0; box-shadow: none; padding: 0; }

.nav__links { display: flex; gap: clamp(1.1rem, 2vw, 1.8rem); }
.nav__links a {
  position: relative;
  font-family: var(--font-mono); font-size: 0.72rem; letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--nav-fg); transition: color 300ms var(--spring);
}
.nav__links a:hover { color: var(--nav-fg-h); }
.nav__links a[aria-current="page"] { color: var(--nav-fg); }
.nav__links a[aria-current="page"]::before {
  content: ""; position: absolute; left: 0; right: 0; bottom: -0.55em; height: 1.5px;
  background: var(--copper); border-radius: 2px;
}
/* onde concentrique au survol des items (écho du logo) */
.nav__links a::after {
  content: ""; position: absolute; left: 50%; top: 50%; width: 9px; height: 9px;
  border-radius: 50%; border: 1px solid var(--nav-fg-h);
  transform: translate(-50%, -50%) scale(0.5); opacity: 0; pointer-events: none;
}
.nav__links a:hover::after { animation: vg-nav-ripple 0.75s var(--spring); }
@keyframes vg-nav-ripple {
  0%   { opacity: 0.7; transform: translate(-50%, -50%) scale(0.5); }
  100% { opacity: 0;   transform: translate(-50%, -50%) scale(5.5); }
}

/* Devis · sobre, contour fin, flèche conservée */
.nav .island--onDark {
  padding: 0.5rem 0.55rem 0.5rem 1.1rem; font-size: 0.8rem;
  background: transparent; color: var(--nav-fg);
  border: 1px solid var(--brand-blue); border-radius: 10px;
  transition: border-color 350ms var(--spring), background-color 350ms var(--spring), color 300ms var(--spring);
}
.nav .island--onDark:hover { border-color: var(--nav-fg-h); background: color-mix(in srgb, var(--nav-fg-h) 12%, transparent); }
.nav .island--onDark .island__ic { background: color-mix(in srgb, var(--nav-fg) 14%, transparent); }
.nav .island__ic { width: 1.7rem; height: 1.7rem; }

/* Burger (mobile uniquement) */
.nav__burger { display: none; pointer-events: auto; align-items: center; justify-content: center; width: 2.3rem; height: 2.3rem; margin-left: -0.4rem; border: 0; border-radius: 9px; background: transparent; color: var(--nav-fg); cursor: pointer; }
.nav__burger:hover { background: color-mix(in srgb, var(--nav-fg) 10%, transparent); }
.nav__burger svg { width: 20px; height: 20px; display: block; }
.nav__burger .ic-x { display: none; }
.nav__pill.is-open .nav__burger .ic-bars { display: none; }
.nav__pill.is-open .nav__burger .ic-x { display: block; }

@media (max-width: 56rem) {
  .nav { grid-template-columns: 1fr auto auto; }   /* logo à gauche, burger + Devis à droite */
  .nav__burger { display: inline-flex; }
  .nav__pill { position: relative; gap: 0.6rem; }
  .nav__links {
    display: none; position: absolute; top: calc(100% + 0.7rem); right: 0; left: auto; min-width: 12rem;
    flex-direction: column; gap: 0.1rem; padding: 0.45rem;
    background: var(--ink-2); border: 1px solid rgba(237, 239, 242, 0.14); border-radius: 14px;
    box-shadow: 0 22px 46px -22px rgba(0, 0, 0, 0.6);
  }
  .nav__pill.is-open .nav__links { display: flex; }
  .nav__links a { padding: 0.7rem 0.85rem; border-radius: 9px; font-size: 0.78rem; color: var(--text-light); }  /* menu déroulant toujours sombre → liens clairs */
  .nav__links a:hover { background: color-mix(in srgb, var(--text-light) 8%, transparent); color: var(--blue-lt); }
  .nav__links a[aria-current="page"]::before { display: none; }
  .nav__links a[aria-current="page"] { color: var(--blue-lt); }
}
@media (prefers-reduced-motion: reduce) { .nav__links a:hover::after { animation: none; } }

/* ===========================================================
   Sous-menu « Prestations »
   Desktop : barre secondaire pleine largeur sous la barre nav.
   Mobile  : sous-liste repliée sous Prestations dans le burger.
   =========================================================== */
/* Barre secondaire (desktop) : absolute dans .nav (fixe) => hors grille, pleine largeur */
.nav__subbar {
  position: absolute; top: 100%; left: 0; right: 0; z-index: 5;
  background: color-mix(in srgb, var(--brand-blue) 50%, var(--ink));  /* bleu médian, contraste net avec le bleu nuit */
  border-top: 1px solid color-mix(in srgb, var(--blue-lt) 28%, transparent);
  box-shadow: 0 16px 30px -20px rgba(0, 0, 0, 0.6);
  opacity: 0; visibility: hidden; transform: translateY(-6px);
  transition: opacity 220ms var(--spring), transform 220ms var(--spring), visibility 0s linear 220ms;
  pointer-events: none;
}
.nav__subbar.is-open { opacity: 1; visibility: visible; transform: none; pointer-events: auto; transition-delay: 0s, 0s, 0s; }
/* zone tampon invisible au-dessus de la barre pour fiabiliser le survol depuis « Prestations » */
.nav__subbar::before { content: ""; position: absolute; left: 0; right: 0; top: -0.6rem; height: 0.6rem; }
.nav__subbar-inner {
  max-width: var(--page); margin-inline: auto;
  padding: 0.62rem clamp(1rem, 3vw, 2rem);
  display: flex; flex-wrap: wrap; align-items: center; justify-content: center;
  gap: clamp(0.5rem, 1.4vw, 1.5rem);
}
.nav__subbar a {
  position: relative; padding: 0.3rem 0.15rem; white-space: nowrap;
  font-family: var(--font-mono); font-size: clamp(0.6rem, 0.8vw, 0.68rem); letter-spacing: 0.04em; text-transform: uppercase;
  color: color-mix(in srgb, var(--text-light) 84%, transparent);
  transition: color 220ms var(--spring);
}
.nav__subbar a::after {
  content: ""; position: absolute; left: 0.15rem; right: 0.15rem; bottom: -0.05rem; height: 1.5px;
  background: var(--copper); border-radius: 2px;
  transform: scaleX(0); transform-origin: left center; transition: transform 260ms var(--spring);
}
.nav__subbar a:hover, .nav__subbar a:focus-visible { color: #fff; }
.nav__subbar a:hover::after, .nav__subbar a:focus-visible::after { transform: scaleX(1); }
/* page métier active : soulignement permanent en bleu clair (distinct du survol cuivre) */
.nav__subbar a[aria-current="page"] { color: #fff; }
.nav__subbar a[aria-current="page"]::after { transform: scaleX(1); background: var(--blue-lt); }
.nav__submenu a[aria-current="page"] { color: var(--blue-lt); }

/* Sous-liste mobile : masquée par défaut (desktop), affichée dans le burger */
.nav__submenu { display: none; }
@media (max-width: 56rem) {
  .nav__subbar { display: none; }                 /* pas de survol sur mobile */
  .nav__submenu { display: flex; flex-direction: column; gap: 0.1rem;
    margin: 0.1rem 0 0.35rem 0.55rem; padding-left: 0.6rem;
    border-left: 1px solid rgba(237, 239, 242, 0.16); }
  .nav__submenu a { font-size: 0.72rem; letter-spacing: 0.08em;
    color: color-mix(in srgb, var(--text-light) 78%, transparent); }
  .nav__submenu a:hover { color: var(--blue-lt); }
}
@media (prefers-reduced-motion: reduce) {
  .nav__subbar { transition: opacity 120ms linear, visibility 0s linear 120ms; transform: none; }
  .nav__subbar a::after { transition: none; }
}

/* Bouton « En savoir plus » (fiches métier) */
.more { display: inline-flex; align-items: center; gap: 0.55em; margin-top: 1.5rem; padding: 0.55rem 1.15rem; border: 1px solid var(--hair); border-radius: 999px; font-family: var(--font-mono); font-size: 0.72rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--fg); transition: border-color 300ms var(--spring), color 300ms var(--spring), background-color 300ms var(--spring); }
.more:hover { border-color: var(--accent); color: var(--accent); }
.more svg { width: 13px; height: 13px; transition: transform 300ms var(--spring); }
.more:hover svg { transform: translate(2px, -2px); }
/* Bouton « Découvrir » (prestations) accentué : pilule pleine bleu de marque, se détache des pastilles ajourées */
.sections--cards .more { margin-top: 1.4rem; padding: 0.62rem 1.35rem; background: var(--accent); border-color: var(--accent); color: #fff; box-shadow: 0 12px 26px -16px color-mix(in srgb, var(--accent) 70%, transparent); }

/* Aperçus cliquables (page Prestations) · carte discrète, survol léger */
.sections--cards { display: flex; flex-direction: column; gap: clamp(0.75rem, 2vw, 1.5rem); padding-top: clamp(1.75rem, 4.5vw, 3.25rem); }
.sections--cards .section { border-top: 0; }
a.section--link { text-decoration: none; cursor: pointer; border: 1px solid transparent; border-radius: 18px; padding: clamp(1.6rem, 3.4vw, 2.6rem) clamp(1rem, 2.4vw, 1.75rem); transition: background-color 400ms var(--spring), border-color 400ms var(--spring), box-shadow 400ms var(--spring), transform 400ms var(--spring); }
a.section--link .section__head { position: static; }
a.section--link:hover { background: var(--paper); border-color: var(--hair); box-shadow: 0 28px 64px -40px rgba(36,28,22,0.5); transform: translateY(-3px); }
a.section--link:hover .section__title { color: var(--accent); }
a.section--link:hover .more { background: color-mix(in srgb, var(--accent) 85%, #08121f); border-color: transparent; color: #fff; box-shadow: 0 16px 30px -16px color-mix(in srgb, var(--accent) 80%, transparent); }
a.section--link:hover .more svg { transform: translate(2px, -2px); }
a.section--link:focus-visible { outline: 2px solid var(--accent); outline-offset: 4px; border-radius: 18px; }
@media (prefers-reduced-motion: reduce) { a.section--link { transition: none; } a.section--link:hover { transform: none; box-shadow: none; } }

/* Page hero */
.phero { padding-block: calc(clamp(8rem, 15vw, 11rem) - 2.5rem) clamp(2rem, 5vw, 3.5rem); }   /* -40px sous le nav */
.phero__title { margin-top: 1.25rem; font-size: clamp(2.6rem, 7vw, 5rem); font-weight: 500; letter-spacing: -0.025em; line-height: 1.0; max-width: 16ch; }
.phero__lead { margin-top: 1.75rem; max-width: 60ch; font-size: clamp(1.2rem, 2.2vw, 1.5rem); line-height: 1.5; color: var(--muted); }

/* Reading sections */
/* Bandes photo « respiration » (prestations) : fines, pleine largeur, voile d'unité bleu nuit.
   Full-bleed sûr grâce à overflow-x: clip sur html/body. */
.presta-band { position: relative; left: 50%; width: 100vw; margin-left: -50vw; height: clamp(150px, 26vh, 300px); overflow: hidden; background: var(--ink); }
.presta-band__img { position: absolute; inset: 0; background-size: cover; background-position: center; background-repeat: no-repeat; }
.presta-band::after { content: ""; position: absolute; inset: 0; pointer-events: none;
  background: linear-gradient(rgba(15, 33, 55, 0.26), rgba(15, 33, 55, 0.36)); }   /* voile d'unité + lisibilité */
@media (max-width: 46rem) { .presta-band { height: clamp(140px, 30vw, 220px); } }

.sections { padding-bottom: clamp(2rem, 6vw, 4rem); }
.section { padding-block: clamp(2.5rem, 6vw, 4.5rem); border-top: 1px solid var(--hair); display: grid; grid-template-columns: minmax(0, 20rem) minmax(0, 1fr); gap: clamp(1.25rem, 4vw, 4rem); align-items: start; }
.section__head { position: sticky; top: 6rem; }
.section__n { font-family: var(--font-mono); font-size: 0.82rem; letter-spacing: 0.14em; text-transform: uppercase; color: var(--accent); }
.section__title { margin-top: 0.75rem; font-size: clamp(1.8rem, 3.4vw, 2.6rem); font-weight: 500; }
.section__title .hl { color: var(--copper); font-style: italic; font-weight: 400; }
.prose { color: var(--prose); font-size: clamp(1.05rem, 1.4vw, 1.2rem); line-height: 1.75; max-width: 62ch; }
.prose p + p { margin-top: 1.15rem; }
.tags { margin-top: 1.5rem; display: flex; flex-wrap: wrap; gap: 0.45rem 0.9rem; font-family: var(--font-mono); font-size: 0.72rem; letter-spacing: 0.05em; text-transform: uppercase; color: var(--muted-2); list-style: none; padding: 0; }
.tags li { padding: 0.3rem 0.7rem; border: 1px solid var(--hair); border-radius: 999px; }
@media (max-width: 52rem) {
  .section { grid-template-columns: minmax(0, 1fr); gap: 1.25rem; }
  .section__head { position: static; }
}

/* Closing CTA band */
.cta { padding-block: clamp(3.5rem, 9vw, 6rem); border-top: 1px solid var(--hair); }
.cta__title { font-size: clamp(2.2rem, 6vw, 4rem); font-weight: 500; letter-spacing: -0.02em; line-height: 1.0; max-width: 16ch; }
.cta__title .hl { color: var(--copper); font-style: italic; font-weight: 400; }
.cta__note { margin-top: 1.25rem; max-width: 52ch; color: var(--muted); font-size: 1.1rem; }
.cta__row { margin-top: 2rem; display: flex; flex-wrap: wrap; align-items: center; gap: 1.25rem 2.5rem; }
.cta__mail { font-family: var(--font-display); font-weight: 500; font-size: clamp(1.4rem, 3vw, 2.1rem); color: var(--fg); border-bottom: 1px solid var(--hair); transition: border-color 400ms var(--spring); overflow-wrap: anywhere; }
.cta__mail:hover { border-color: var(--accent); }

/* Footer (bande sombre, cohérente avec la home) */
.foot { background: var(--ink); color: var(--muted-on); }
.foot__in { padding-block: clamp(3rem, 6vw, 4.5rem) clamp(1.75rem, 3vw, 2.5rem); display: grid; gap: clamp(2rem, 4vw, 3.5rem); grid-template-columns: 1fr; }
@media (min-width: 46rem) { .foot__in { grid-template-columns: 1.7fr 1fr 1.1fr; align-items: start; } }
.foot a { color: var(--muted-on); transition: color 300ms var(--spring); }
.foot a:hover { color: #fff; }

.foot__logo { height: clamp(44px, 5vw, 58px); width: auto; display: block; }
.foot__tag { margin-top: 1.1rem; max-width: 32ch; font-size: 0.98rem; line-height: 1.5; color: var(--muted-on); }
.foot__social { list-style: none; margin: 1.4rem 0 0; padding: 0; display: flex; gap: 0.7rem; }
.foot__social a { display: inline-flex; align-items: center; justify-content: center; width: 2.5rem; height: 2.5rem; border-radius: 999px; border: 1px solid var(--hair-on); color: #fff; transition: color 300ms var(--spring), background-color 300ms var(--spring), border-color 300ms var(--spring), transform 300ms var(--spring); }
.foot__social a:hover { background: var(--blue-lt); border-color: var(--blue-lt); color: var(--ink); transform: translateY(-2px); }
.foot__social svg { width: 18px; height: 18px; display: block; }

.foot__nav { display: flex; flex-direction: column; gap: 0.7rem; font-family: var(--font-mono); font-size: 0.76rem; letter-spacing: 0.12em; text-transform: uppercase; }

.foot__contact { display: flex; flex-direction: column; gap: 0.5rem; align-items: flex-start; }
.foot__label { font-family: var(--font-mono); font-size: 0.72rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--accent-lt); }
.foot .foot__phone { font-family: var(--font-display); font-weight: 500; font-size: clamp(1.4rem, 2.4vw, 1.9rem); color: #fff; letter-spacing: 0.01em; }
.foot .foot__phone:hover { color: var(--blue-lt); }
.foot__copy { margin-top: 0.6rem; font-family: var(--font-mono); font-size: 0.7rem; letter-spacing: 0.08em; text-transform: uppercase; color: var(--muted-on); }
.foot__copy a { color: inherit; text-decoration: underline; text-underline-offset: 2px; opacity: 0.85; transition: opacity 240ms var(--spring); }
.foot__copy a:hover { opacity: 1; }

/* Formulaire de devis */
.form { display: grid; gap: clamp(1rem, 2.4vw, 1.4rem); max-width: 42rem; }
.form__row { display: grid; gap: clamp(1rem, 2.4vw, 1.4rem); }
@media (min-width: 34rem) { .form__row--2 { grid-template-columns: 1fr 1fr; } }
.field { display: flex; flex-direction: column; gap: 0.45rem; min-width: 0; }
.field > label { font-family: var(--font-mono); font-size: 0.72rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--muted); }
.field input, .field select, .field textarea {
  font-family: var(--font-body); font-size: 1rem; color: var(--fg);
  background: var(--paper); border: 1px solid var(--hair); border-radius: 12px;
  padding: 0.8rem 1rem; width: 100%;
  transition: border-color 250ms var(--spring), box-shadow 250ms var(--spring);
}
.field textarea { resize: vertical; min-height: 8.5rem; }
.field input:focus, .field select:focus, .field textarea:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 16%, transparent); }
.form__note { font-size: 0.85rem; color: var(--muted); }
.form__hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }

@media (max-width: 40rem) {
  .cta__row .island { flex: 1 1 12rem; justify-content: space-between; }
}

/* ============================================================
   Signature « anneaux » · écho des cercles concentriques du logo
   Ondes (chargement + survol), points d'accroche, filigrane de fond.
   ============================================================ */

/* 1 · Logo : fixe, sans animation (les items du menu gardent la leur) */
.nav__logo { position: relative; }

/* 2 · Boutons : onde circulaire discrète au survol (l'anneau du bouton se propage) */
.island { position: relative; }
.island::after {
  content: ""; position: absolute; inset: 0; border-radius: inherit;
  border: 1.5px solid currentColor; opacity: 0; pointer-events: none;
}
.island:hover::after { animation: vg-btn-ripple 0.7s var(--spring); }
@keyframes vg-btn-ripple {
  0%   { opacity: 0.5; transform: scale(1); }
  100% { opacity: 0;   transform: scale(1.3); }
}

/* 3 · Points d'accroche : mini-cercles concentriques (surtitres, puces) */
.spark { position: relative; }
.spark::after {
  content: ""; position: absolute; inset: -4px; border-radius: 50%;
  border: 1px solid var(--accent); opacity: 0.34; pointer-events: none;
}

/* 4 · Filigrane : grands anneaux concentriques, à peine visibles, dans le pied de page */
.foot {
  background-image: repeating-radial-gradient(circle at calc(100% + 20px) calc(100% + 20px), rgba(237, 239, 242, 0.05) 0 1px, transparent 1px 36px);
  background-repeat: no-repeat;
}
/* Filigrane cuivré discret sur les bandes claires de bas de page (CTA claires) */
.band-light.cta::after {
  content: ""; position: absolute; z-index: -1; inset: 0; left: 50%; width: 100vw; margin-left: -50vw;
  background: repeating-radial-gradient(circle at 100% 0, rgba(193, 122, 79, 0.05) 0 1px, transparent 1px 36px);
  pointer-events: none;
}

@media (prefers-reduced-motion: reduce) {
  .nav__logo img { animation: none; }
  .nav__logo::before, .nav__logo::after { display: none; }
  .island:hover::after { animation: none; }
}


/* ===== Bandeau logos clients (marquee, partage home + pages metier) ===== */
/* Bandeau logos clients : défilement lent en boucle, teinte uniforme, couleur au survol */
.logos-band { position: relative; padding-block: clamp(2rem, 3.5vw, 3rem); text-align: center; background: #fff; }
.logos-band::before { content: ""; position: absolute; inset: 0; left: 50%; width: 100vw; margin-left: -50vw; background: #fff; z-index: -1; }
.logos-band__title { font-family: var(--font-display); font-weight: 500; font-size: clamp(1.6rem, 3.2vw, 2.2rem); letter-spacing: -0.02em; margin: 0 auto clamp(1.25rem, 2.5vw, 1.75rem); color: var(--ink, #0F2137); }
.logomarquee { overflow: hidden; padding-block: 0.8rem; -webkit-mask-image: linear-gradient(90deg, transparent, #000 7%, #000 93%, transparent); mask-image: linear-gradient(90deg, transparent, #000 7%, #000 93%, transparent); }
.logomarquee__track { display: flex; align-items: center; gap: clamp(2.75rem, 6vw, 5.5rem); width: max-content; margin: 0; padding: 0 clamp(1.5rem, 3vw, 3rem); list-style: none; animation: vg-logoscroll 48s linear infinite; }
.logomarquee:hover .logomarquee__track { animation-play-state: paused; }
.logomarquee__item { flex: none; display: inline-flex; align-items: center; opacity: 0.6; filter: grayscale(1); transition: opacity 350ms var(--spring), filter 350ms var(--spring), transform 350ms var(--spring); }
.logomarquee__item:hover { opacity: 1; filter: grayscale(0); transform: scale(1.14); }
.logomarquee__item img { height: clamp(2.4rem, 3.8vw, 3.1rem); width: auto; display: block; }
@keyframes vg-logoscroll { from { transform: translateX(0); } to { transform: translateX(-50%); } }
@media (prefers-reduced-motion: reduce) {
  .logomarquee { -webkit-mask-image: none; mask-image: none; }
  .logomarquee__track { animation: none; flex-wrap: wrap; justify-content: center; width: auto; row-gap: 2rem; }
  .logomarquee__item:nth-child(n+13) { display: none; }   /* masque le jeu dupliqué (boucle) */
}