/* SUD LASER TUBE : feuille de style unique.
   Charte du client : Aldrich, bleu nuit #00162D, bleu clair #65C3FD, gris #DDDDDD.
   Règle de contraste : #65C3FD ne porte jamais de texte sur fond clair (1,95:1) ;
   sur fond clair, le bleu devient --laser-fonce (5,5:1). */

@font-face { font-family: "Plex Mono"; src: url("../fonts/IBMPlexMono-Text.woff2") format("woff2"); font-weight: 400 500; font-display: swap; }
@font-face { font-family: "Plex Mono"; src: url("../fonts/IBMPlexMono-Bold.woff2") format("woff2"); font-weight: 700; font-display: swap; }
/* Aldrich et Barlow hébergées sur le site : plus aucun appel à Google Fonts (vitesse, RGPD).
   Licence SIL Open Font License 1.1, notice intégrée aux fichiers. Jeu latin : accents, Ø, ×, ², ″. */
@font-face { font-family: "Aldrich"; src: url("../fonts/Aldrich-Regular.woff2") format("woff2"); font-weight: 400; font-display: swap; }
@font-face { font-family: "Barlow"; src: url("../fonts/Barlow-Regular.woff2") format("woff2"); font-weight: 400; font-display: swap; }
@font-face { font-family: "Barlow"; src: url("../fonts/Barlow-Medium.woff2") format("woff2"); font-weight: 500; font-display: swap; }
@font-face { font-family: "Barlow"; src: url("../fonts/Barlow-SemiBold.woff2") format("woff2"); font-weight: 600; font-display: swap; }
@font-face { font-family: "Barlow"; src: url("../fonts/Barlow-Bold.woff2") format("woff2"); font-weight: 700; font-display: swap; }

:root {
  --nuit: #00162D;
  --nuit-2: #031D3A;
  --nuit-3: #082A4E;
  --nuit-4: #0E3761;
  --nuit-pied: #000E1D;
  --laser: #65C3FD;
  --laser-clair: #BDE6FF;
  --laser-fonce: #0B6DA6;
  --gris: #DDDDDD;
  --clair: #F2F5F8;
  --clair-2: #E6EBF1;
  --blanc: #FFFFFF;
  --txt: #00162D;
  --txt-2: #3F5268;
  --sur-nuit: #EAF2FA;
  --sur-nuit-2: #A7BCD1;
  --trait-clair: #CBD5E0;
  --trait-nuit: rgba(101, 195, 253, .2);
  --erreur: #FFB3B3;

  --f-titre: "Aldrich", "Barlow", system-ui, sans-serif;
  --f-corps: "Barlow", system-ui, -apple-system, "Segoe UI", sans-serif;
  --f-mono: "Plex Mono", ui-monospace, "SFMono-Regular", Menlo, monospace;

  --ease: cubic-bezier(.2, .8, .2, 1);
  --gout: clamp(20px, 4vw, 56px);
  --max: 1320px;
  --entete-h: 96px;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 90px; -webkit-text-size-adjust: 100%; }
body { margin: 0; font: 400 1.0625rem/1.65 var(--f-corps); color: var(--txt); background: var(--clair); -webkit-font-smoothing: antialiased; overflow-x: clip; }
img, video, svg { display: block; max-width: 100%; }
img { height: auto; }
a { color: inherit; }
h1, h2, h3, h4 { font-family: var(--f-titre); font-weight: 400; line-height: 1.08; margin: 0; }
p { margin: 0 0 1em; }
ul, ol { margin: 0; }
.conteneur { width: 100%; max-width: var(--max); margin-inline: auto; padding-inline: var(--gout); }
.evitement { position: absolute; left: -999px; top: 8px; z-index: 100; background: var(--laser); color: var(--nuit); padding: .6em 1em; border-radius: 10px; font-weight: 600; }
.evitement:focus { left: 12px; }
:focus-visible { outline: 2px solid var(--laser); outline-offset: 3px; border-radius: 6px; }
.section-clair :focus-visible, .section-acier :focus-visible { outline-color: var(--laser-fonce); }
.defs { position: absolute; width: 0; height: 0; overflow: hidden; }
.ico { width: 1.15em; height: 1.15em; flex: none; }

/* ---------- Boutons : arrondis, pleins, avec un vrai relief de touche (bord bas plus foncé).
   Pas de reflet ni de halo coloré : David les trouve « trop IA » (11/09). ---------- */
.btn {
  position: relative;
  display: inline-flex; align-items: center; justify-content: center; gap: .65em;
  min-height: 52px; padding: .8em 1.4em; border: 0; border-radius: 12px;
  font: 600 1rem/1.2 var(--f-corps); letter-spacing: .01em; text-decoration: none; cursor: pointer;
  transition: transform .2s var(--ease), box-shadow .2s var(--ease), background-color .2s, border-color .2s;
}
.btn:hover { transform: translateY(-1px); }
.btn:active { transform: translateY(2px); }
.btn .ico { transition: transform .25s var(--ease); }
.btn:hover .ico { transform: translateX(3px); }

.btn-laser { color: var(--nuit); background: var(--laser); box-shadow: inset 0 -3px 0 #3596D6, 0 6px 14px -8px rgba(0, 0, 0, .55); }
.btn-laser:hover { background: #7ACDFD; }
.btn-laser:active { box-shadow: inset 0 -1px 0 #3596D6, 0 2px 6px -4px rgba(0, 0, 0, .5); }
.btn-verre { color: var(--sur-nuit); background: rgba(0, 22, 45, .45); border: 1px solid rgba(101, 195, 253, .45); }
.btn-verre:hover { border-color: var(--laser); color: #fff; }
.btn-nuit { color: #fff; background: var(--nuit); box-shadow: inset 0 -3px 0 #000A15, 0 6px 14px -8px rgba(0, 22, 45, .6); }
.btn-nuit:hover { background: var(--nuit-4); }
.btn-petit { min-height: 44px; padding: .6em 1.1em; font-size: .95rem; border-radius: 10px; }

/* bouton illustré : la plaquette en vignette, qui se soulève au survol */
.btn-visuel {
  color: var(--txt); background: var(--blanc); padding: 10px 20px 10px 10px;
  border: 1px solid var(--trait-clair); text-align: left; justify-content: flex-start; gap: 16px;
  box-shadow: inset 0 -3px 0 var(--clair-2), 0 6px 14px -10px rgba(0, 22, 45, .4);
}
.btn-visuel:hover { border-color: var(--laser-fonce); }
.btn-vignette { width: 48px; height: 66px; flex: none; border-radius: 6px; overflow: hidden; box-shadow: 0 6px 14px -4px rgba(0, 22, 45, .45); transform: rotate(-4deg); transition: transform .4s var(--ease); }
.btn-vignette img { width: 100%; height: 100%; object-fit: cover; }
.btn-visuel:hover .btn-vignette { transform: rotate(2deg) translateY(-3px) scale(1.06); }
.btn-visuel-txt { display: grid; }
.btn-visuel small { font: 500 .75rem var(--f-mono); color: var(--txt-2); letter-spacing: .04em; }
.btn-visuel > .ico { margin-left: 8px; color: var(--laser-fonce); }
.btn-visuel:hover > .ico { transform: translateY(3px); }

.lien-fleche {
  display: inline-flex; align-items: center; gap: .5em; font-weight: 600; text-decoration: none; color: var(--laser-fonce);
  background: linear-gradient(currentColor, currentColor) 0 100% / 0 2px no-repeat; padding-bottom: 3px;
  transition: background-size .45s var(--ease);
}
.lien-fleche:hover { background-size: 100% 2px; }
.lien-fleche .ico { transition: transform .3s var(--ease); }
.lien-fleche:hover .ico { transform: translateX(4px); }
.lien-clair, .section-nuit .lien-fleche { color: var(--laser); }

/* ---------- Surtitres numérotés, comme les repères d'un plan ---------- */
.surtitre {
  display: flex; align-items: center; gap: .9em; margin: 0 0 1.4rem;
  font: 500 .78rem/1 var(--f-mono); letter-spacing: .14em; text-transform: uppercase; color: var(--laser-fonce);
}
.surtitre .num { padding: .38em .55em; border: 1px solid currentColor; border-radius: 6px; letter-spacing: .06em; }
.surtitre::after { content: ""; flex: 1; max-width: 240px; height: 1px; background: linear-gradient(90deg, currentColor, transparent); }
.section-nuit .surtitre, .bandeau .surtitre, .entete-page .surtitre, .batiment .surtitre { color: var(--laser); }

/* ---------- Titres découpés au laser : un faisceau passe et révèle le texte ---------- */
.titre { position: relative; width: fit-content; max-width: 100%; font-size: clamp(2.1rem, 1.2rem + 2.7vw, 3.6rem); text-wrap: balance; }
.titre .coupe { display: block; }
.titre em { font-style: normal; color: var(--laser-fonce); }
.section-nuit .titre, .bandeau .titre, .entete-page .titre, .batiment .titre { color: #fff; }
.section-nuit .titre em, .bandeau .titre em, .entete-page .titre em, .batiment .titre em { color: var(--laser); }
.titre::after {
  content: ""; position: absolute; top: -.12em; bottom: -.2em; left: 0; width: 2px; border-radius: 2px; opacity: 0; pointer-events: none;
  background: linear-gradient(180deg, transparent, #fff 18%, var(--laser) 50%, #fff 82%, transparent);
  box-shadow: 0 0 10px 1px rgba(101, 195, 253, .95), 0 0 34px 7px rgba(101, 195, 253, .45);
}
.js .titre .coupe { clip-path: inset(-.3em 100% -.4em -.2em); }
.js .titre.vu .coupe { animation: coupe 1.05s var(--ease) forwards; }
.js .titre.vu::after { animation: faisceau 1.05s var(--ease) forwards; }
@keyframes coupe { to { clip-path: inset(-.3em -3% -.4em -.2em); } }
@keyframes faisceau { 0% { left: 0; opacity: 1; } 86% { left: 100%; opacity: 1; } 100% { left: 100%; opacity: 0; } }

.js [data-reveal] { opacity: 0; transform: translateY(24px); transition: opacity .8s var(--ease) var(--d, 0s), transform .8s var(--ease) var(--d, 0s); }
.js [data-reveal].vu { opacity: 1; transform: none; }

/* ---------- Cote : la ligne de dimension d'un dessin technique ---------- */
.cote { display: flex; align-items: center; gap: 14px; max-width: 520px; font: 500 .92rem/1 var(--f-mono); color: var(--txt-2); }
.cote i {
  flex: 1; height: 14px; position: relative; border-inline: 1px solid currentColor;
  background: linear-gradient(currentColor, currentColor) center / 100% 1px no-repeat;
}
.cote i::before, .cote i::after { content: ""; position: absolute; top: 2px; border-block: 5px solid transparent; }
.cote i::before { left: 0; border-right: 10px solid currentColor; }
.cote i::after { right: 0; border-left: 10px solid currentColor; }
.js .cote i { transform: scaleX(0); transition: transform 1.2s var(--ease) calc(var(--d, 0s) + .25s); }
.js .cote.vu i { transform: none; }
.cote-nuit { color: var(--laser); }
.cote-nuit span:last-child { color: #fff; }

/* ---------- En-tête ---------- */
.entete { position: fixed; inset: 0 0 auto; z-index: 50; color: var(--sur-nuit); transition: background-color .35s, box-shadow .35s; }
.entete-in { display: flex; align-items: center; gap: 26px; height: var(--entete-h); transition: height .35s var(--ease); }
.entete.defile { background: rgba(0, 22, 45, .88); -webkit-backdrop-filter: blur(14px) saturate(140%); backdrop-filter: blur(14px) saturate(140%); box-shadow: 0 1px 0 var(--trait-nuit), 0 14px 30px -20px rgba(0, 0, 0, .7); }
.entete.defile .entete-in { height: 68px; }
.entete-logo img { width: 210px; transition: width .35s var(--ease); }
.entete.defile .entete-logo img { width: 170px; }
@media (max-width: 560px) { .entete-logo img { width: 165px; } .entete.defile .entete-logo img { width: 145px; } }
.nav { margin-left: auto; }
.nav ul { display: flex; gap: 2px; list-style: none; padding: 0; }
.nav a { position: relative; display: block; padding: .55em .85em; border-radius: 10px; text-decoration: none; font-weight: 500; color: var(--sur-nuit); }
.nav a::after {
  content: ""; position: absolute; left: .85em; right: .85em; bottom: .28em; height: 2px; background: var(--laser);
  box-shadow: 0 0 10px var(--laser); transform: scaleX(0); transform-origin: left; transition: transform .35s var(--ease);
}
.nav a:hover::after, .nav a[aria-current="page"]::after { transform: scaleX(1); }
.nav-mobile { display: none; }
.entete-tel { display: inline-flex; align-items: center; gap: .5em; font: 500 .9rem var(--f-mono); text-decoration: none; color: var(--sur-nuit-2); white-space: nowrap; }
.entete-tel:hover { color: var(--laser); }
.burger { display: none; }

@media (max-width: 1180px) {
  .entete-tel { display: none; }
}
@media (max-width: 1020px) {
  .entete-cta { display: none; }
  .burger {
    display: block; position: relative; width: 48px; height: 48px; margin-left: auto; border-radius: 12px; cursor: pointer; color: inherit;
    border: 1px solid var(--trait-nuit); background: rgba(255, 255, 255, .06);
  }
  .burger span { position: absolute; left: 14px; width: 20px; height: 2px; border-radius: 2px; background: currentColor; transition: transform .35s var(--ease), top .35s var(--ease); }
  .burger span:first-child { top: 19px; }
  .burger span:last-child { top: 27px; }
  .burger[aria-expanded="true"] span:first-child { top: 23px; transform: rotate(45deg); }
  .burger[aria-expanded="true"] span:last-child { top: 23px; transform: rotate(-45deg); }
  .nav {
    position: fixed; inset: 0; z-index: -1; margin: 0; display: flex; flex-direction: column; justify-content: space-between;
    padding: 110px var(--gout) 40px; background: var(--nuit); overflow-y: auto;
    background-image: linear-gradient(rgba(101, 195, 253, .06) 1px, transparent 1px), linear-gradient(90deg, rgba(101, 195, 253, .06) 1px, transparent 1px);
    background-size: 56px 56px; transform: translateY(-102%); transition: transform .55s var(--ease); visibility: hidden;
  }
  .menu-ouvert .nav { transform: none; visibility: visible; }
  .nav ul { flex-direction: column; gap: 0; }
  .nav a { font-family: var(--f-titre); font-size: clamp(1.7rem, 7vw, 2.4rem); padding: .45em 0; border-radius: 0; border-bottom: 1px solid var(--trait-nuit); }
  .nav a::after { left: 0; right: auto; width: 64px; bottom: -1px; }
  .nav-mobile { display: grid; gap: 18px; margin-top: 36px; }
  .nav-tel { display: inline-flex; align-items: center; gap: .6em; font: 500 1.1rem var(--f-mono); color: var(--laser); text-decoration: none; }
}

/* ---------- Bandeau d'accueil : la vidéo de l'atelier ---------- */
.bandeau {
  position: relative; isolation: isolate; overflow: hidden; display: flex; flex-direction: column; justify-content: flex-end;
  min-height: clamp(680px, 100svh, 1040px); background: var(--nuit); color: var(--sur-nuit);
}
.bandeau-media { position: absolute; inset: 0; z-index: -4; }
.bandeau-media img, .bandeau-media video { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; object-position: 62% 50%; }
.bandeau-affiche { animation: respire 22s ease-in-out infinite alternate; }
@keyframes respire { to { transform: scale(1.08); } }
.bandeau-video { opacity: 0; transition: opacity 1.4s; }
.bandeau-video.pret { opacity: 1; }
.bandeau-voile {
  position: absolute; inset: 0; z-index: -3;
  background:
    linear-gradient(90deg, rgba(0, 22, 45, .95) 0%, rgba(0, 22, 45, .86) 36%, rgba(0, 22, 45, .38) 70%, rgba(0, 22, 45, .5) 100%),
    linear-gradient(0deg, var(--nuit) 0%, rgba(0, 22, 45, 0) 36%),
    linear-gradient(180deg, rgba(0, 22, 45, .75) 0%, rgba(0, 22, 45, 0) 24%);
}
.bandeau::before {
  content: ""; position: absolute; inset: 0; z-index: -2; pointer-events: none;
  background-image: linear-gradient(rgba(101, 195, 253, .08) 1px, transparent 1px), linear-gradient(90deg, rgba(101, 195, 253, .08) 1px, transparent 1px);
  background-size: 56px 56px; -webkit-mask-image: linear-gradient(90deg, #000 0%, transparent 72%); mask-image: linear-gradient(90deg, #000 0%, transparent 72%);
}
.reticule { position: absolute; inset: 0; z-index: -1; pointer-events: none; opacity: 0; transition: opacity .5s; }
.bandeau:hover .reticule { opacity: 1; }
.reticule-x, .reticule-y { position: absolute; background: rgba(101, 195, 253, .3); }
.reticule-x { left: 0; right: 0; height: 1px; top: var(--ry, 50%); }
.reticule-y { top: 0; bottom: 0; width: 1px; left: var(--rx, 50%); }
.hud { display: none; position: absolute; right: var(--gout); top: calc(var(--entete-h) + 26px); margin: 0; text-align: right; font: 500 .72rem/1.7 var(--f-mono); letter-spacing: .1em; color: var(--sur-nuit-2); }
@media (pointer: fine) and (min-width: 1100px) { .hud { display: block; } }
@media (pointer: coarse) { .reticule { display: none; } }

.bandeau-contenu { padding-top: calc(var(--entete-h) + 64px); padding-bottom: 44px; }
.titre-bandeau { font-size: clamp(2.8rem, 1.3rem + 5.6vw, 6.4rem); line-height: .98; margin-bottom: 1.6rem; }
.bandeau-chapo { max-width: 35em; margin-bottom: 2rem; font-size: clamp(1.08rem, 1rem + .35vw, 1.3rem); color: var(--sur-nuit); }
.bandeau .cote { margin-bottom: 2.3rem; }
.actions { display: flex; flex-wrap: wrap; gap: 14px; }

/* la carte « À la une », dans le bandeau : visible dès l'arrivée sur le site */
.bandeau-contenu { display: grid; grid-template-columns: minmax(0, 1fr) 340px; gap: 40px 56px; align-items: end; }
.une-carte {
  display: grid; overflow: hidden; border-radius: 18px; text-decoration: none; color: #fff;
  background: rgba(0, 14, 29, .86); border: 1px solid rgba(101, 195, 253, .4);
  box-shadow: 0 30px 60px -30px rgba(0, 0, 0, .8); transition: transform .3s var(--ease), border-color .3s;
}
.une-carte:hover { transform: translateY(-4px); border-color: var(--laser); }
.une-img { display: block; aspect-ratio: 4 / 3; overflow: hidden; background: var(--nuit-3); }
.une-img img { width: 100%; height: 100%; object-fit: cover; transition: transform .8s var(--ease); }
.une-carte:hover .une-img img { transform: scale(1.05); }
.une-txt { display: grid; gap: 10px; justify-items: start; padding: 16px 20px 20px; }
.une-lib { display: flex; flex-wrap: wrap; align-items: center; gap: 4px 14px; font: 500 .72rem var(--f-mono); letter-spacing: .12em; text-transform: uppercase; color: var(--sur-nuit-2); }
.une-etiquette { display: inline-flex; align-items: center; gap: .6em; color: var(--laser); white-space: nowrap; }
.une-lib time { white-space: nowrap; }
.une-titre { font: 400 1.22rem/1.25 var(--f-titre); }
.une-carte:hover .lien-fleche { background-size: 100% 2px; }
@media (max-width: 1100px) {
  .bandeau-contenu { grid-template-columns: 1fr; }
  .une-carte { grid-template-columns: 130px 1fr; max-width: 620px; }
  .une-img { aspect-ratio: auto; height: 100%; }
  .une-txt { padding: 14px 16px; }
  .une-titre { font-size: 1.05rem; }
}
.puce-point { width: 8px; height: 8px; flex: none; border-radius: 50%; background: var(--laser); animation: pouls 2.2s infinite; }
@keyframes pouls { 0% { box-shadow: 0 0 0 0 rgba(101, 195, 253, .7); } 70%, 100% { box-shadow: 0 0 0 10px rgba(101, 195, 253, 0); } }

.chiffres { display: grid; grid-template-columns: repeat(4, 1fr); margin: 0 0 30px; }
.chiffres > div { position: relative; display: flex; flex-direction: column-reverse; gap: 8px; padding: 22px 24px 4px; border-top: 1px solid var(--trait-nuit); }
.chiffres > div + div { border-left: 1px solid var(--trait-nuit); }
.chiffres > div::before { content: ""; position: absolute; top: -1px; left: 0; width: 38px; height: 2px; background: var(--laser); box-shadow: 0 0 12px var(--laser); }
.chiffres dt { font-size: .92rem; color: var(--sur-nuit-2); }
.chiffres dd { margin: 0; font: 400 clamp(2rem, 1.3rem + 1.6vw, 2.9rem)/1 var(--f-titre); color: #fff; }
.chiffres small { margin-left: .35em; font: 500 .85rem var(--f-mono); color: var(--laser); }

/* ---------- Sections ---------- */
.section { position: relative; padding-block: clamp(84px, 10vw, 150px); }
.section-nuit { background: var(--nuit); color: var(--sur-nuit-2); }
.section-nuit h3 { color: #fff; }
.section-clair { background: var(--clair); }
.section-acier { background: var(--clair-2); }
.plan-nuit::before, .plan-clair::before {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background-image: linear-gradient(var(--grille) 1px, transparent 1px), linear-gradient(90deg, var(--grille) 1px, transparent 1px);
  background-size: 56px 56px; -webkit-mask-image: radial-gradient(ellipse at 20% 0%, #000 0%, transparent 65%); mask-image: radial-gradient(ellipse at 20% 0%, #000 0%, transparent 65%);
}
.plan-nuit { --grille: rgba(101, 195, 253, .07); }
.plan-clair { --grille: rgba(0, 22, 45, .06); }
.section > .conteneur { position: relative; }
.chapo { font-size: clamp(1.1rem, 1rem + .3vw, 1.25rem); line-height: 1.55; }
.section-nuit .chapo { color: var(--sur-nuit); }
.tete-section { display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(0, .9fr); gap: 32px 80px; align-items: end; margin-bottom: clamp(44px, 6vw, 76px); }
.tete-section > div:last-child { display: grid; gap: 22px; justify-items: start; }
.tete-section > div:last-child p { margin: 0; color: var(--txt-2); }
.section-nuit .tete-section > div:last-child p { color: var(--sur-nuit-2); }

/* 01 atouts */
.grille-atouts { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); gap: clamp(44px, 7vw, 120px); align-items: start; }
.atouts-tete { position: sticky; top: 120px; }
.atouts-tete .titre { margin-bottom: 1.6rem; }
.atouts-liste { list-style: none; padding: 0; }
.atouts-liste li { position: relative; display: grid; grid-template-columns: 64px 1fr; gap: 20px; padding: 28px 0 24px; border-top: 1px solid var(--trait-nuit); }
.atouts-liste li:last-child { border-bottom: 1px solid var(--trait-nuit); }
.atouts-liste li::before {
  content: ""; position: absolute; top: -1px; left: 0; width: 100%; height: 1px; background: var(--laser);
  box-shadow: 0 0 12px var(--laser); transform: scaleX(0); transform-origin: left; transition: transform .7s var(--ease);
}
.atouts-liste li:hover::before { transform: scaleX(1); }
.atout-num { padding-top: .4em; font: 500 .85rem var(--f-mono); color: var(--laser); }
.atouts-liste h3 { margin-bottom: .45em; font-size: clamp(1.3rem, 1.1rem + .6vw, 1.6rem); }
.atouts-liste p { margin: 0; }

/* 02 capacités : le sélecteur de formes et la planche */
.atelier-cap { display: grid; grid-template-columns: minmax(250px, 330px) minmax(0, 1fr); gap: 28px; }
.cap-choix { display: flex; flex-direction: column; gap: 4px; }
.cap-famille { margin: 16px 0 6px 6px; font: 500 .72rem var(--f-mono); letter-spacing: .14em; text-transform: uppercase; color: var(--txt-2); }
.cap-famille:first-child { margin-top: 0; }
.cap-btn {
  display: grid; grid-template-columns: 46px 1fr auto; align-items: center; gap: 14px; width: 100%;
  padding: 9px 14px 9px 9px; border: 1px solid transparent; border-radius: 14px; background: transparent;
  font: inherit; text-align: left; color: var(--txt); cursor: pointer;
  transition: background-color .25s, border-color .25s, box-shadow .3s, transform .3s var(--ease);
}
.cap-btn:hover { background: var(--blanc); border-color: var(--trait-clair); transform: translateX(4px); }
.cap-btn[aria-selected="true"] {
  color: #fff; border-color: transparent; transform: none;
  background: linear-gradient(180deg, #123F6E, #00162D);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, .16), 0 16px 30px -16px rgba(0, 22, 45, .8);
}
.cap-ico { width: 46px; height: 46px; padding: 8px; border-radius: 10px; background: var(--blanc); border: 1px solid var(--trait-clair); fill: var(--nuit); transition: fill .25s, background-color .25s; }
.cap-btn[aria-selected="true"] .cap-ico { fill: var(--laser); background: rgba(101, 195, 253, .12); border-color: rgba(101, 195, 253, .4); }
.cap-nom { font-weight: 600; }
.cap-max { font: 500 .82rem var(--f-mono); color: var(--txt-2); white-space: nowrap; }
.cap-btn[aria-selected="true"] .cap-max { color: var(--laser); }
.cap-note { margin: 14px 0 0 8px; font-size: .95rem; color: var(--txt-2); }

.planche {
  display: flex; min-height: 540px; padding: 26px; border-radius: 24px; background-color: var(--blanc);
  background-image: linear-gradient(var(--clair-2) 1px, transparent 1px), linear-gradient(90deg, var(--clair-2) 1px, transparent 1px);
  background-size: 24px 24px; background-position: -1px -1px;
  box-shadow: inset 0 1px 0 #fff, 0 1px 2px rgba(0, 22, 45, .08), 0 40px 70px -40px rgba(0, 22, 45, .4);
}
.planche-vue { position: relative; display: grid; grid-template-rows: 1fr auto; width: 100%; border: 1.5px solid var(--nuit); border-radius: 6px; background: rgba(255, 255, 255, .55); }
.planche-vue[hidden] { display: none; }
.dessin { width: 100%; height: 440px; align-self: center; padding: 20px 24px 10px; overflow: visible; }
@media (max-width: 820px) { .dessin { height: auto; } }
.dessin .aire { fill: url(#hachure); }
.dessin .contour { fill: none; stroke: var(--nuit); stroke-width: 2.2; stroke-linejoin: round; }
.dessin .trace { fill: none; stroke: var(--laser); stroke-width: 3; stroke-linejoin: round; stroke-dasharray: 1; stroke-dashoffset: 1; filter: drop-shadow(0 0 5px var(--laser)); opacity: 0; }
.dessin .axe { stroke: var(--laser-fonce); stroke-width: .9; stroke-dasharray: 16 4 2 4; }
.dessin .rappel { stroke: var(--txt-2); stroke-width: .9; }
.dessin .ligne-cote { stroke: var(--txt-2); stroke-width: 1.1; marker-start: url(#fleche); marker-end: url(#fleche); }
.dessin text { font: 500 13px var(--f-mono); fill: var(--nuit); }
.js .planche-vue .aire, .js .planche-vue .contour, .js .planche-vue text, .js .planche-vue .ligne-cote, .js .planche-vue .rappel { opacity: 0; }
.js .planche-vue.actif .trace { animation: trace 1.5s var(--ease) forwards; }
.js .planche-vue.actif .contour { animation: apparait .4s .95s forwards; }
.js .planche-vue.actif .aire { animation: apparait .6s 1.05s forwards; }
.js .planche-vue.actif .rappel, .js .planche-vue.actif .ligne-cote, .js .planche-vue.actif text { animation: apparait .5s 1.2s forwards; }
@keyframes trace { 0% { stroke-dashoffset: 1; opacity: 1; } 70% { stroke-dashoffset: 0; opacity: 1; } 100% { stroke-dashoffset: 0; opacity: 0; } }
@keyframes apparait { to { opacity: 1; } }
.cartouche { display: grid; grid-template-columns: 1.6fr repeat(3, 1fr); margin: 0; border-top: 1.5px solid var(--nuit); }
.cartouche > div { padding: 10px 14px; border-left: 1px solid var(--nuit); min-width: 0; }
.cartouche > div:first-child { border-left: 0; }
.cartouche dt { font: 500 .64rem var(--f-mono); letter-spacing: .12em; text-transform: uppercase; color: var(--txt-2); }
.cartouche dd { margin: 3px 0 0; font: 500 .98rem var(--f-mono); color: var(--nuit); overflow-wrap: anywhere; }
.cartouche .grand dd { font: 400 1.12rem var(--f-titre); }

.epaisseurs { display: grid; grid-template-columns: minmax(0, 4fr) minmax(0, 8fr); gap: 32px 60px; align-items: center; margin-top: 64px; padding-top: 44px; border-top: 1px solid var(--trait-clair); }
.epaisseurs h3 { font-size: 1.6rem; margin-bottom: .5em; }
.epaisseurs p { margin: 0; color: var(--txt-2); }
.barres { display: grid; gap: 16px; }
.barre { display: grid; grid-template-columns: 110px 1fr 70px; align-items: center; gap: 18px; font-weight: 600; }
.barre-piste { height: 14px; border-radius: 8px; background: var(--blanc); box-shadow: inset 0 1px 3px rgba(0, 22, 45, .15); overflow: hidden; }
.barre-piste span { position: relative; display: block; height: 100%; width: var(--v); border-radius: inherit; background: linear-gradient(90deg, var(--nuit), var(--nuit-4)); transform-origin: left; }
.barre-piste span::after { content: ""; position: absolute; top: 0; right: 0; bottom: 0; width: 4px; background: var(--laser); box-shadow: 0 0 10px 2px var(--laser); }
.js .barre-piste span { transform: scaleX(0); transition: transform 1.3s var(--ease) .2s; }
.js .vu .barre-piste span { transform: none; }
.barre strong { text-align: right; font: 500 1rem var(--f-mono); }

/* 03 machines : les photos sur fond blanc fondent dans la section (multiply) */
.machine { position: relative; }
.machine-une {
  display: grid; grid-template-columns: minmax(0, 4fr) minmax(0, 8fr); gap: 32px 48px; align-items: center; overflow: hidden;
  padding: clamp(28px, 4vw, 52px); border-radius: 28px; background: linear-gradient(160deg, #FFFFFF 0%, #EEF2F7 100%);
  box-shadow: inset 0 1px 0 #fff, 0 1px 2px rgba(0, 22, 45, .08), 0 50px 90px -50px rgba(0, 22, 45, .45);
}
.machine-une::before {
  content: attr(data-nom); position: absolute; right: -.04em; bottom: -.22em; pointer-events: none;
  font: 400 clamp(7rem, 17vw, 16rem)/1 var(--f-titre); color: #E3E9F0;
}
.machine-une > * { position: relative; }
.machine-photo { position: relative; margin: 0; overflow: hidden; border-radius: 12px; }
/* --zoom compense les marges blanches des photos d'origine (machine = 68 % de l'image pour la LT8) */
.machine-photo img { width: 100%; mix-blend-mode: multiply; transform: scale(var(--zoom, 1)); }
.machine-photo::after {
  content: ""; position: absolute; inset: 0; pointer-events: none; transform: translateX(-110%);
  background: linear-gradient(100deg, transparent 35%, rgba(255, 255, 255, .8) 50%, transparent 65%);
}
.machine:hover .machine-photo::after { transform: translateX(110%); transition: transform 1.3s var(--ease); }
.etat {
  display: inline-flex; align-items: center; gap: .6em; margin-bottom: 1.2rem; padding: .5em .85em; border-radius: 999px;
  font: 500 .76rem var(--f-mono); letter-spacing: .1em; text-transform: uppercase; color: var(--nuit); background: var(--laser);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, .6), 0 10px 20px -10px rgba(101, 195, 253, .9);
}
.etat .puce-point { background: var(--nuit); animation-name: pouls-nuit; }
@keyframes pouls-nuit { 0% { box-shadow: 0 0 0 0 rgba(0, 22, 45, .5); } 70%, 100% { box-shadow: 0 0 0 8px rgba(0, 22, 45, 0); } }
.machine h3 { font-size: clamp(1.9rem, 1.3rem + 1.8vw, 3rem); }
.machine-sous { margin: .4em 0 0; color: var(--txt-2); }
/* accueil : épaisseurs en une ligne, fiches machines réduites aux chiffres clés */
.epaisseurs-court { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 18px 40px; margin-top: 48px; padding-top: 30px; border-top: 1px solid var(--trait-clair); }
.epaisseurs-court p { display: flex; flex-wrap: wrap; align-items: baseline; gap: 10px 26px; margin: 0; }
.epaisseurs-court strong { font-weight: 600; }
.epaisseurs-court .ep { color: var(--txt-2); }
.epaisseurs-court .ep b { margin-left: .35em; font: 500 1rem var(--f-mono); color: var(--nuit); }
.lien-fiche { margin-top: 1.2rem; }
.fiche-courte dd { font-size: 1.05rem; }
.fiche { display: grid; margin: 1.3rem 0 0; }
.fiche > div { display: flex; align-items: baseline; gap: 12px; padding: 9px 0; border-bottom: 1px dashed var(--trait-clair); }
.fiche dt { color: var(--txt-2); font-size: .96rem; }
.fiche dd { margin: 0 0 0 auto; text-align: right; font: 500 .95rem var(--f-mono); color: var(--nuit); }
.machines-duo { display: grid; grid-template-columns: 1fr 1fr; gap: 28px; margin-top: 28px; }
.machines-duo .machine {
  padding: clamp(24px, 3vw, 36px); border-radius: 24px; background: var(--blanc);
  box-shadow: inset 0 1px 0 #fff, 0 1px 2px rgba(0, 22, 45, .08), 0 40px 70px -46px rgba(0, 22, 45, .45);
  transition: transform .5s var(--ease), box-shadow .5s var(--ease);
}
.machines-duo .machine:hover { transform: translateY(-6px); box-shadow: inset 0 1px 0 #fff, 0 2px 4px rgba(0, 22, 45, .08), 0 50px 80px -46px rgba(0, 22, 45, .55); }
.machines-duo .machine-photo { margin-bottom: 18px; aspect-ratio: 5 / 2; display: grid; place-items: center; }

/* 04 techniques : l'établi, éclairé par un projecteur qui suit la souris */
.grille-tech { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); gap: clamp(44px, 6vw, 100px); align-items: center; }
.tech-liste { display: grid; grid-template-columns: 1fr 1fr; gap: 0 28px; margin-top: 30px; padding: 0; list-style: none; }
.tech-liste li { display: flex; align-items: baseline; gap: 14px; padding: 13px 0; border-top: 1px solid var(--trait-nuit); color: var(--sur-nuit); }
.tech-liste span { min-width: 36px; font: 500 .72rem var(--f-mono); color: var(--laser); }
.etabli {
  position: relative; aspect-ratio: 1 / 1; overflow: hidden; border-radius: 30px; border: 1px solid var(--trait-nuit);
  background:
    radial-gradient(circle at var(--mx, 50%) var(--my, 42%), rgba(101, 195, 253, .26), transparent 46%),
    linear-gradient(160deg, #0C355F 0%, #021A33 100%);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, .08), 0 60px 90px -50px rgba(0, 0, 0, .8);
}
.etabli::before {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background-image: linear-gradient(rgba(101, 195, 253, .07) 1px, transparent 1px), linear-gradient(90deg, rgba(101, 195, 253, .07) 1px, transparent 1px);
  background-size: 40px 40px;
}
.etabli-lib { position: absolute; left: 22px; bottom: 16px; margin: 0; z-index: 2; font: 500 .7rem var(--f-mono); letter-spacing: .12em; text-transform: uppercase; color: var(--sur-nuit-2); }
/* une case par pièce, jamais de chevauchement au repos ; au survol, la pièce passe devant */
.etabli { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); grid-template-rows: repeat(3, minmax(0, 1fr)); grid-template-areas: "a b c" "a d c" "e e f"; gap: 5%; padding: 8% 8% 12%; }
.etabli figure { position: relative; z-index: 1; margin: 0; min-width: 0; min-height: 0; transform: rotate(var(--r)); filter: drop-shadow(0 22px 18px rgba(0, 0, 0, .5)); transition: transform .6s var(--ease), filter .6s; }
.etabli figure:hover { z-index: 3; transform: rotate(0deg) translateY(-8px) scale(1.1); filter: drop-shadow(0 32px 26px rgba(0, 0, 0, .55)) drop-shadow(0 0 16px rgba(101, 195, 253, .3)); }
.etabli img { width: 100%; height: 100%; object-fit: contain; }

/* 05 secteurs : un index typographique, la photo suit la souris */
.secteurs { display: grid; grid-template-columns: repeat(3, 1fr); padding: 0; list-style: none; border-top: 1px solid var(--trait-clair); }
.secteur {
  position: relative; display: grid; grid-template-columns: auto 1fr auto; align-items: center; gap: 18px; min-height: 104px;
  padding: 24px 22px; border-bottom: 1px solid var(--trait-clair); border-right: 1px solid var(--trait-clair);
  transition: background-color .35s var(--ease), color .35s;
}
.secteur:nth-child(3n) { border-right: 0; }
.secteur::before { content: ""; position: absolute; left: 0; top: 0; bottom: 0; width: 3px; background: var(--laser); box-shadow: 0 0 12px var(--laser); transform: scaleY(0); transition: transform .4s var(--ease); }
.secteur-num { font: 500 .72rem var(--f-mono); color: var(--txt-2); transition: color .35s; }
.secteur-nom { font: 400 clamp(1.15rem, 1rem + .5vw, 1.4rem)/1.15 var(--f-titre); }
.secteur svg { width: 36px; height: 36px; fill: none; stroke: var(--nuit); stroke-width: 1.3; stroke-linecap: round; stroke-linejoin: round; transition: stroke .35s, transform .5s var(--ease); }
.secteur:hover { background: var(--nuit); color: #fff; }
.secteur:hover::before { transform: scaleY(1); }
.secteur:hover .secteur-num { color: var(--laser); }
.secteur:hover svg { stroke: var(--laser); transform: scale(1.15) rotate(-5deg); }
.secteur-apercu {
  position: fixed; left: 0; top: 0; z-index: 40; width: 300px; aspect-ratio: 4 / 3; padding: 16px; pointer-events: none;
  display: grid; place-items: center; border-radius: 18px; background: #fff; opacity: 0;
  box-shadow: 0 30px 60px -20px rgba(0, 22, 45, .5);
  transform: translate3d(var(--x, -400px), var(--y, -400px), 0) scale(.85) rotate(-3deg);
  transition: opacity .25s, transform .45s var(--ease);
}
.secteur-apercu.visible { opacity: 1; transform: translate3d(var(--x), var(--y), 0) scale(1) rotate(0deg); }
.secteur-apercu img { max-height: 100%; object-fit: contain; }

/* 06 bâtiment */
.batiment { position: relative; isolation: isolate; overflow: hidden; display: flex; align-items: flex-end; min-height: clamp(600px, 90vh, 900px); background: var(--nuit); color: var(--sur-nuit); }
.batiment-media { position: absolute; inset: -10% 0; z-index: -2; }
.batiment-media img { width: 100%; height: 100%; object-fit: cover; object-position: 50% 60%; will-change: transform; }
.batiment-voile { position: absolute; inset: 0; z-index: -1; background: linear-gradient(0deg, rgba(0, 22, 45, .97) 0%, rgba(0, 22, 45, .72) 36%, rgba(0, 22, 45, 0) 68%), linear-gradient(90deg, rgba(0, 22, 45, .6), transparent 62%); }
.batiment-contenu { position: relative; padding-block: 90px 70px; }
.batiment .cote { margin-bottom: 1.8rem; max-width: 620px; }
.batiment .titre { margin-bottom: 1.3rem; }
.batiment p { max-width: 42em; }
.adresse-bat { display: flex; align-items: center; gap: .6em; margin-top: 1.4rem; font: 500 .92rem var(--f-mono); color: var(--laser); }
.credit { position: absolute; right: var(--gout); bottom: 26px; margin: 0; font: 500 .68rem var(--f-mono); letter-spacing: .12em; text-transform: uppercase; color: var(--sur-nuit-2); }

/* 07 actualités */
.actus-grille { display: grid; grid-template-columns: minmax(0, 1.3fr) minmax(0, 1fr); grid-template-rows: auto auto 1fr; gap: 28px 48px; align-items: start; }
.carte-actu { display: grid; gap: 18px; align-content: start; text-decoration: none; color: inherit; }
.carte-une { grid-row: 1 / span 3; }
.carte-img { display: block; overflow: hidden; aspect-ratio: 16 / 10; border-radius: 18px; background: var(--clair-2); }
.carte-une .carte-img { aspect-ratio: 4 / 3; }
.carte-img img { width: 100%; height: 100%; object-fit: cover; transition: transform .9s var(--ease); }
.carte-actu:hover .carte-img img { transform: scale(1.05); }
.carte-img-vide { display: grid; place-items: center; height: 100%; }
.carte-img-vide svg { width: 60px; fill: none; stroke: var(--trait-clair); stroke-width: 1.2; }
.carte-txt { display: grid; gap: 10px; justify-items: start; }
.carte-actu:not(.carte-une) { grid-template-columns: minmax(0, 220px) 1fr; align-items: center; padding-top: 22px; border-top: 1px solid var(--trait-clair); }
.carte-actu:not(.carte-une):nth-child(2) { border-top: 0; padding-top: 0; }
.meta-actu { display: flex; flex-wrap: wrap; align-items: center; gap: 12px; font: 500 .74rem var(--f-mono); letter-spacing: .08em; text-transform: uppercase; color: var(--txt-2); }
.etiquette { padding: .38em .62em; border-radius: 6px; background: var(--nuit); color: var(--laser); }
.carte-titre { font: 400 1.35rem/1.2 var(--f-titre); }
.carte-une .carte-titre { font-size: clamp(1.6rem, 1.2rem + 1vw, 2.2rem); }
.carte-resume { color: var(--txt-2); }
.carte-actu:hover .lien-fleche { background-size: 100% 2px; }
.carte-actu:hover .lien-fleche .ico { transform: translateX(4px); }

/* 08 contact */
.grille-contact { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); gap: clamp(44px, 6vw, 100px); align-items: start; }
.grille-contact .titre { margin-bottom: 1.4rem; }
.coord { display: grid; margin-top: 36px; padding: 0; list-style: none; }
.coord li { display: grid; justify-items: start; gap: 6px; padding: 18px 0; border-top: 1px solid var(--trait-nuit); }
.coord small { font: 500 .7rem var(--f-mono); letter-spacing: .12em; text-transform: uppercase; color: var(--laser); }
.coord a:not(.lien-fleche), .coord span { font-size: 1.15rem; color: #fff; text-decoration: none; }
.coord a:not(.lien-fleche):hover { color: var(--laser); }
.coord .tel-grand { font: 400 clamp(1.9rem, 1.3rem + 1.8vw, 2.7rem)/1.1 var(--f-titre); }
.formulaire {
  padding: clamp(22px, 3vw, 40px); border-radius: 26px; border: 1px solid var(--trait-nuit);
  background: linear-gradient(180deg, rgba(255, 255, 255, .08), rgba(255, 255, 255, .03));
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, .1), 0 50px 90px -50px rgba(0, 0, 0, .8);
}
.champs { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.champ { position: relative; }
.champ-large { grid-column: 1 / -1; }
.champ input, .champ textarea {
  width: 100%; padding: 24px 15px 9px; border: 1px solid rgba(101, 195, 253, .28); border-radius: 12px;
  background: rgba(0, 10, 25, .45); color: #fff; font: inherit; transition: border-color .25s, box-shadow .25s, background-color .25s;
}
.champ textarea { min-height: 150px; resize: vertical; }
.champ label { position: absolute; left: 16px; top: 16px; pointer-events: none; color: var(--sur-nuit-2); transition: top .2s var(--ease), font-size .2s var(--ease), color .2s, letter-spacing .2s; }
.champ input:focus, .champ textarea:focus { outline: none; border-color: var(--laser); background: rgba(0, 10, 25, .6); box-shadow: 0 0 0 3px rgba(101, 195, 253, .22); }
.champ input:focus + label, .champ input:not(:placeholder-shown) + label,
.champ textarea:focus + label, .champ textarea:not(:placeholder-shown) + label { top: 7px; font: 500 .68rem var(--f-mono); letter-spacing: .1em; text-transform: uppercase; color: var(--laser); }
.depot { position: relative; display: flex; align-items: center; gap: 16px; padding: 16px 18px; border: 1.5px dashed rgba(101, 195, 253, .45); border-radius: 14px; cursor: pointer; transition: background-color .25s, border-color .25s; }
.depot input { position: absolute; inset: 0; opacity: 0; cursor: pointer; }
.depot:hover, .depot.survol, .depot:focus-within { background: rgba(101, 195, 253, .08); border-color: var(--laser); }
.depot-ico { display: grid; place-items: center; width: 46px; height: 46px; flex: none; border-radius: 12px; background: rgba(101, 195, 253, .14); color: var(--laser); }
.depot-ico .ico { width: 24px; height: 24px; }
.depot strong { display: block; color: #fff; font-weight: 600; overflow-wrap: anywhere; }
.depot small { color: var(--sur-nuit-2); }
.depot-txt { flex: 1; min-width: 0; }
.depot .ico-ok, .depot.rempli .ico-vide { display: none; }
.depot.rempli .ico-ok { display: contents; }
/* fichier joint : bordure pleine, fond teinté, coche */
.depot.rempli { border-style: solid; border-color: var(--laser); background: rgba(101, 195, 253, .12); }
.depot.rempli .depot-ico { background: var(--laser); color: var(--nuit); }
.depot.rempli small { color: var(--laser); font-weight: 500; }
/* fichier refusé (trop lourd, mauvais format) */
.depot.refus { border-style: solid; border-color: var(--erreur); background: rgba(255, 120, 120, .1); }
.depot.refus small { color: var(--erreur); font-weight: 500; }
.depot-retirer {
  position: relative; z-index: 2; flex: none; padding: .45em .9em; border-radius: 8px; cursor: pointer;
  border: 1px solid rgba(101, 195, 253, .45); background: rgba(0, 10, 25, .5); color: #fff; font: 500 .9rem var(--f-corps);
}
.depot-retirer:hover { border-color: var(--laser); color: var(--laser); }
.pot { position: absolute; left: -9999px; }
.form-bas { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 16px; margin-top: 20px; }
.form-oblig { margin: 0; font-size: .9rem; color: var(--sur-nuit-2); }
.rgpd { margin: 18px 0 0; font-size: .84rem; line-height: 1.55; color: var(--sur-nuit-2); }
.rgpd a { color: var(--laser); }
.message-form { margin-bottom: 18px; padding: 14px 16px; border-radius: 12px; color: #fff; }
.message-ok { background: rgba(101, 195, 253, .14); border: 1px solid var(--laser); }
.message-erreur { background: rgba(255, 120, 120, .14); border: 1px solid var(--erreur); }

/* ---------- Pied de page : le cartouche d'un plan ---------- */
.pied { padding: 76px 0 30px; background: var(--nuit-pied); color: var(--sur-nuit-2); font-size: .96rem; }
.pied-haut { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.8fr); gap: 50px 70px; margin-bottom: 56px; }
.pied-marque { display: grid; gap: 14px; justify-items: start; }
.pied-logo { width: 190px; }
.pied-accroche { margin: 6px 0 0; font: 400 1.45rem var(--f-titre); color: #fff; }
.pied-marque p { margin: 0 0 6px; }
.cartouche-pied { display: grid; grid-template-columns: repeat(4, 1fr); margin: 0; border: 1.5px solid rgba(101, 195, 253, .45); border-radius: 6px; overflow: hidden; }
.cartouche-pied > div { padding: 14px 16px; border-right: 1px solid var(--trait-nuit); border-bottom: 1px solid var(--trait-nuit); min-width: 0; }
.cartouche-pied .large { grid-column: span 2; }
.cartouche-pied dt { font: 500 .64rem var(--f-mono); letter-spacing: .14em; text-transform: uppercase; color: var(--laser); }
.cartouche-pied dd { margin: 4px 0 0; color: #fff; overflow-wrap: anywhere; }
.cartouche-pied a { text-decoration: none; }
.cartouche-pied a:hover { color: var(--laser); }
.pied-bas { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 14px 30px; padding-top: 24px; border-top: 1px solid var(--trait-nuit); font-size: .9rem; }
.pied-bas nav { display: flex; flex-wrap: wrap; gap: 8px 24px; }
.pied-bas a { color: var(--sur-nuit-2); text-decoration: none; }
.pied-bas a:hover { color: var(--laser); }
.pied-bas p { margin: 0; }

/* ---------- Pages intérieures ---------- */
.entete-page { position: relative; isolation: isolate; overflow: hidden; padding: calc(var(--entete-h) + 72px) 0 clamp(64px, 8vw, 116px); background: var(--nuit); color: var(--sur-nuit); }
.entete-page::before {
  content: ""; position: absolute; inset: 0; z-index: -1; pointer-events: none;
  background-image: linear-gradient(rgba(101, 195, 253, .08) 1px, transparent 1px), linear-gradient(90deg, rgba(101, 195, 253, .08) 1px, transparent 1px);
  background-size: 56px 56px; -webkit-mask-image: linear-gradient(90deg, #000, transparent 75%); mask-image: linear-gradient(90deg, #000, transparent 75%);
}
.entete-page-media { position: absolute; inset: 0 0 0 42%; z-index: -2; }
.entete-page-media img { width: 100%; height: 100%; object-fit: cover; }
.entete-page-media::after { content: ""; position: absolute; inset: 0; background: linear-gradient(90deg, var(--nuit) 0%, rgba(0, 22, 45, .7) 40%, rgba(0, 22, 45, .35) 100%), linear-gradient(0deg, var(--nuit), transparent 40%); }
.entete-page .titre { font-size: clamp(2.5rem, 1.4rem + 4vw, 5rem); margin-bottom: 1.4rem; }
.entete-page .chapo { max-width: 38em; margin: 0; color: var(--sur-nuit); }
.fil { display: flex; flex-wrap: wrap; gap: .5em; margin: 0 0 30px; padding: 0; list-style: none; font: 500 .74rem var(--f-mono); letter-spacing: .1em; text-transform: uppercase; color: var(--sur-nuit-2); }
.fil li + li::before { content: "/"; margin-right: .5em; color: var(--laser); }
.fil a { text-decoration: none; }
.fil a:hover { color: var(--laser); }

.etapes { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0; padding: 0; list-style: none; counter-reset: etape; }
.etapes li { position: relative; padding: 30px 28px 10px 0; border-top: 2px solid var(--trait-clair); }
.etapes li::before { counter-increment: etape; content: "0" counter(etape); display: block; margin-bottom: 18px; font: 500 .8rem var(--f-mono); color: var(--laser-fonce); }
.etapes li::after { content: ""; position: absolute; top: -2px; left: 0; width: 40%; height: 2px; background: var(--laser-fonce); }
.etapes h3 { font-size: 1.35rem; margin-bottom: .5em; }
.etapes p { color: var(--txt-2); margin: 0; }

.techniques-detail { display: grid; grid-template-columns: repeat(2, 1fr); gap: 0 60px; margin: 0; }
.techniques-detail > div { display: grid; grid-template-columns: 54px 1fr; gap: 4px 16px; padding: 24px 0; border-top: 1px solid var(--trait-nuit); }
.techniques-detail dt { grid-column: 2; font: 400 1.25rem var(--f-titre); color: #fff; }
.techniques-detail dd { grid-column: 2; margin: 0; }
.techniques-detail .n { grid-row: span 2; font: 500 .75rem var(--f-mono); color: var(--laser); padding-top: .35em; }

.defile-x { overflow-x: auto; -webkit-overflow-scrolling: touch; }
.tableau { width: 100%; min-width: 560px; border-collapse: collapse; }
.tableau caption { text-align: left; margin-bottom: 14px; font: 400 1.4rem var(--f-titre); }
.tableau th, .tableau td { padding: 14px 14px 14px 0; border-bottom: 1px solid var(--trait-clair); text-align: left; vertical-align: top; }
.tableau thead th { font: 500 .7rem var(--f-mono); letter-spacing: .12em; text-transform: uppercase; color: var(--txt-2); }
.tableau td + td { font-family: var(--f-mono); font-size: .95rem; }

.faq { max-width: 900px; }
.faq details { border-top: 1px solid var(--trait-clair); }
.faq details:last-child { border-bottom: 1px solid var(--trait-clair); }
.faq summary { position: relative; padding: 24px 56px 24px 0; list-style: none; cursor: pointer; font: 400 clamp(1.1rem, 1rem + .4vw, 1.3rem)/1.3 var(--f-titre); }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::before, .faq summary::after { content: ""; position: absolute; right: 12px; top: 50%; width: 18px; height: 2px; background: var(--laser-fonce); transition: transform .35s var(--ease); }
.faq summary::after { transform: rotate(90deg); }
.faq details[open] summary::after { transform: rotate(0deg); }
.faq details p { max-width: 60em; padding-bottom: 24px; margin: 0; color: var(--txt-2); }

.bande-appel { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 28px; padding: clamp(32px, 5vw, 60px); border-radius: 28px; background: linear-gradient(135deg, #0C355F 0%, #00162D 70%); color: var(--sur-nuit); position: relative; overflow: hidden; }
.bande-appel::before { content: ""; position: absolute; inset: 0; background-image: linear-gradient(rgba(101, 195, 253, .08) 1px, transparent 1px), linear-gradient(90deg, rgba(101, 195, 253, .08) 1px, transparent 1px); background-size: 40px 40px; -webkit-mask-image: linear-gradient(90deg, transparent, #000); mask-image: linear-gradient(90deg, transparent, #000); }
.bande-appel > * { position: relative; }
.bande-appel h2 { font-size: clamp(1.7rem, 1.2rem + 1.6vw, 2.6rem); color: #fff; }
.bande-appel p { margin: .5em 0 0; color: var(--sur-nuit-2); }

.machine-page { display: grid; grid-template-columns: minmax(0, 7fr) minmax(0, 5fr); gap: 40px 60px; align-items: center; padding-block: 56px; border-top: 1px solid var(--trait-clair); }
.machine-page:first-of-type { border-top: 0; }
.machine-page .machine-photo { border-radius: 20px; }
.machine-page h2 { font-size: clamp(2rem, 1.4rem + 2vw, 3.2rem); }
.machine-page p { color: var(--txt-2); }

.actus-liste { display: grid; grid-template-columns: repeat(3, 1fr); gap: 48px 36px; }
.actus-liste .carte-actu { grid-template-columns: 1fr; padding-top: 0; border-top: 0; align-items: start; }
.actus-liste .carte-img { aspect-ratio: 3 / 2; }
.vide { padding: 60px 0; color: var(--txt-2); }

.article { max-width: 780px; margin-inline: auto; }
.article-image { max-width: 1060px; margin: -70px auto 56px; overflow: hidden; border-radius: 24px; box-shadow: 0 50px 90px -50px rgba(0, 22, 45, .6); position: relative; z-index: 2; }
.article-image img { width: 100%; }
.entete-article .meta-actu { color: var(--sur-nuit-2); margin-bottom: 22px; }
.entete-article .etiquette { background: rgba(101, 195, 253, .14); box-shadow: inset 0 0 0 1px rgba(101, 195, 253, .4); }
.machine-page .machine-sous { margin-bottom: 1em; font-weight: 500; }
.prose { font-size: 1.14rem; line-height: 1.75; }
.prose h2 { margin: 1.8em 0 .6em; font-size: 1.7rem; }
.prose ul { padding-left: 1.2em; margin: 0 0 1.2em; }
.prose li { margin-bottom: .3em; }
.prose li::marker { color: var(--laser-fonce); }
.prose a { color: var(--laser-fonce); }
.prose strong { font-weight: 600; }
.article-bas { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 20px; margin-top: 50px; padding-top: 28px; border-top: 1px solid var(--trait-clair); }

.legal { columns: 2 22rem; column-gap: 60px; }
.legal h2 { font-size: 1.35rem; margin: 0 0 .6em; break-after: avoid; }
.legal h2:not(:first-child) { margin-top: 1.6em; }
.legal p { color: var(--txt-2); }

.introuvable { min-height: 100svh; display: grid; place-items: center; text-align: center; padding: 140px var(--gout) 80px; background: var(--nuit); color: var(--sur-nuit); }
.introuvable .titre { margin-inline: auto; }
.introuvable .actions { justify-content: center; margin-top: 30px; }
.introuvable svg.coupe-404 { width: min(420px, 80vw); margin: 0 auto 30px; }

/* ---------- Adaptations ---------- */
@media (max-width: 1100px) {
  .grille-atouts, .grille-tech, .grille-contact, .tete-section, .epaisseurs, .machine-une, .pied-haut, .machine-page { grid-template-columns: 1fr; }
  .atouts-tete { position: static; }
  .atelier-cap { grid-template-columns: 1fr; }
  .cap-choix { flex-direction: row; gap: 8px; overflow-x: auto; padding: 4px 2px 12px; scroll-snap-type: x mandatory; }
  .cap-famille, .cap-note { display: none; }
  .cap-btn { flex: 0 0 auto; width: auto; grid-template-columns: 38px auto; padding: 7px 14px 7px 7px; scroll-snap-align: start; background: var(--blanc); border-color: var(--trait-clair); }
  .cap-btn:hover { transform: none; }
  .cap-ico { width: 38px; height: 38px; padding: 6px; }
  .cap-max { display: none; }
  .etabli { max-width: 620px; }
  .actus-liste { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 820px) {
  .chiffres { grid-template-columns: 1fr 1fr; }
  .chiffres > div:nth-child(3) { border-left: 0; }
  .secteurs { grid-template-columns: 1fr 1fr; }
  .secteur:nth-child(3n) { border-right: 1px solid var(--trait-clair); }
  .secteur:nth-child(2n) { border-right: 0; }
  .machines-duo, .actus-grille, .techniques-detail { grid-template-columns: 1fr; }
  .carte-une { grid-row: auto; }
  .carte-actu:not(.carte-une):nth-child(2) { border-top: 1px solid var(--trait-clair); padding-top: 22px; }
  .cartouche-pied { grid-template-columns: 1fr 1fr; }
  .etapes { grid-template-columns: 1fr 1fr; gap: 0 24px; }
  .planche { min-height: 0; padding: 14px; }
  .entete-page-media { inset: 0; opacity: .45; }
}
@media (max-width: 560px) {
  .champs, .tech-liste, .secteurs, .actus-liste, .etapes { grid-template-columns: 1fr; }
  .secteur { border-right: 0 !important; min-height: 84px; }
  .carte-actu:not(.carte-une) { grid-template-columns: 1fr; }
  .chiffres > div { padding: 18px 14px 4px; }
  /* forme sur toute la largeur, puis min, max et unité sur une ligne */
  .cartouche { grid-template-columns: repeat(3, 1fr); }
  .cartouche > div:first-child { grid-column: 1 / -1; }
  .cartouche > div:nth-child(n+2) { border-top: 1px solid var(--nuit); }
  .cartouche > div:nth-child(2) { border-left: 0; }
  .cartouche-pied, .cartouche-pied .large { grid-template-columns: 1fr; grid-column: auto; }
  .barre { grid-template-columns: 86px 1fr 56px; gap: 12px; }
  .btn-visuel { width: 100%; }
  .bandeau .actions .btn { flex: 1 1 100%; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; scroll-behavior: auto !important; }
  .js .titre .coupe { clip-path: none; }
  .titre::after, .reticule, .bandeau-video { display: none; }
  .js [data-reveal] { opacity: 1; transform: none; }
}
@media print {
  .entete, .bandeau-media video, .reticule, .hud, .formulaire, .secteur-apercu, .burger { display: none !important; }
  body { background: #fff; }
}