/* Naos Concept Design — feuille de style
   Palette : crème, sable, bois, charbon. Typo : Newsreader (titres), Instrument Sans (texte). */

@font-face { font-family: "Newsreader"; src: url("/assets/fonts/newsreader.woff2") format("woff2"); font-weight: 200 800; font-style: normal; font-display: swap; }
@font-face { font-family: "Newsreader"; src: url("/assets/fonts/newsreader-italic.woff2") format("woff2"); font-weight: 200 800; font-style: italic; font-display: swap; }
@font-face { font-family: "Instrument Sans"; src: url("/assets/fonts/instrument-sans.woff2") format("woff2"); font-weight: 400 700; font-style: normal; font-display: swap; }

:root {
  --creme: #f4efe6;
  --creme-2: #ebe3d5;
  --sable: #d8c6a7;
  --bois: #8a5a35;
  --bois-fonce: #6e4527;
  --charbon: #23201c;
  --charbon-2: #2f2b26;
  --texte: #2b2723;
  --muted: #675e54;
  --ligne: rgba(35, 32, 28, .14);
  --serif: "Newsreader", "Iowan Old Style", Georgia, serif;
  --sans: "Instrument Sans", system-ui, -apple-system, "Segoe UI", sans-serif;
  --wrap: 1280px;
  --gutter: clamp(1rem, 4vw, 3rem);
  --section: clamp(4rem, 9vw, 8rem);
  --radius: 2px;
  --ease: cubic-bezier(.2, .7, .2, 1);
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0; background: var(--creme); color: var(--texte);
  font: 400 1.0625rem/1.65 var(--sans);
  text-rendering: optimizeLegibility; -webkit-font-smoothing: antialiased;
}
img { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration-thickness: 1px; text-underline-offset: .2em; }
a:hover { color: var(--bois); }
:focus-visible { outline: 2px solid var(--bois); outline-offset: 3px; }
p { margin: 0 0 1em; }
ul, ol { margin: 0; padding: 0; list-style: none; }
h1, h2, h3, h4, h5 { margin: 0; font-weight: 400; }
.wrap { width: 100%; max-width: var(--wrap); margin-inline: auto; padding-inline: var(--gutter); }
.skip { position: absolute; left: -999px; top: 0; background: var(--charbon); color: var(--creme); padding: .6rem 1rem; z-index: 100; }
.skip:focus { left: 1rem; }

/* ---------- Typographie ---------- */
.h1, .h2, .h3, .h4 { font-family: var(--serif); color: var(--charbon); letter-spacing: -.01em; text-wrap: balance; }
.h1 { font-size: clamp(2.35rem, 5.2vw, 4.4rem); line-height: 1.04; font-weight: 380; letter-spacing: -.02em; }
.h2 { font-size: clamp(1.85rem, 3.4vw, 2.9rem); line-height: 1.1; font-weight: 400; }
.h3 { font-size: clamp(1.35rem, 2vw, 1.7rem); line-height: 1.2; }
.h4 { font-size: 1.3rem; line-height: 1.25; }
.h5 { font: 600 .78rem/1.2 var(--sans); letter-spacing: .14em; text-transform: uppercase; color: var(--bois); }
.lead { font-size: clamp(1.08rem, 1.5vw, 1.22rem); line-height: 1.6; color: var(--texte); max-width: 40em; }
.note { font-size: .92rem; color: var(--muted); }
.eyebrow { font: 600 .78rem/1.3 var(--sans); letter-spacing: .16em; text-transform: uppercase; color: var(--bois); margin-bottom: 1.4rem; }

/* La « cote » : un repère de dimension, comme sur un plan d'atelier */
.cote {
  display: flex; align-items: center; gap: .85rem; margin: 0 0 1.2rem;
  font: 600 .74rem/1 var(--sans); letter-spacing: .16em; text-transform: uppercase; color: var(--bois);
}
.cote::before {
  content: ""; flex: none; width: 2.6rem; height: 9px;
  border-inline: 1px solid currentColor;
  background: linear-gradient(currentColor, currentColor) center / 100% 1px no-repeat;
}
.section-dark .cote { color: var(--sable); }

/* ---------- Boutons ---------- */
.ico { width: 1.15em; height: 1.15em; flex: none; fill: none; stroke: currentColor; stroke-width: 1.6; stroke-linecap: round; stroke-linejoin: round; }
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .6rem;
  min-height: 3.1rem; padding: .8rem 1.5rem; border: 1px solid transparent; border-radius: var(--radius);
  font: 600 .98rem/1.2 var(--sans); text-decoration: none; cursor: pointer;
  transition: background-color .25s var(--ease), color .25s var(--ease), border-color .25s var(--ease);
}
.btn .ico:last-child { transition: transform .25s var(--ease); }
.btn:hover .ico:last-child { transform: translateX(3px); }
.btn-dark { background: var(--charbon); color: var(--creme); }
.btn-dark:hover { background: var(--bois-fonce); color: #fff; }
.btn-wood { background: var(--bois); color: #fff; }
.btn-wood:hover { background: var(--bois-fonce); color: #fff; }
.btn-outline { border-color: var(--charbon); color: var(--charbon); background: transparent; }
.btn-outline:hover { background: var(--charbon); color: var(--creme); }
.btn-sm { min-height: 2.6rem; padding: .5rem 1rem; font-size: .92rem; }
.btn-block { width: 100%; }
.btn-row { display: flex; flex-wrap: wrap; gap: .75rem; margin-top: 2rem; }
.link-arrow { display: inline-flex; align-items: center; gap: .45rem; font-weight: 600; color: var(--charbon); text-decoration: none; border-bottom: 1px solid var(--sable); padding-bottom: .2rem; }
.link-arrow:hover { color: var(--bois); border-color: var(--bois); }
.link-arrow .ico { transition: transform .25s var(--ease); }
.link-arrow:hover .ico { transform: translateX(3px); }

/* ---------- En-tête ---------- */
.site-header { position: sticky; top: 0; z-index: 50; background: rgba(244, 239, 230, .92); backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px); border-bottom: 1px solid var(--ligne); }
.header-inner { display: flex; align-items: center; justify-content: space-between; gap: 1.5rem; min-height: 4.5rem; }
.brand { display: inline-flex; align-items: baseline; gap: .55rem; text-decoration: none; color: var(--charbon); margin: 0; }
.brand-mark { font: 450 1.75rem/1 var(--serif); letter-spacing: .02em; }
.brand-sub { font: 600 .66rem/1 var(--sans); letter-spacing: .2em; text-transform: uppercase; color: var(--bois); }
.nav { display: flex; align-items: center; gap: 2rem; }
.nav ul { display: flex; gap: 1.7rem; }
.nav a:not(.btn) { text-decoration: none; font-size: .97rem; padding: .3rem 0; border-bottom: 1px solid transparent; }
.nav a[aria-current="page"] { border-bottom-color: var(--bois); color: var(--charbon); }
.nav-toggle { display: none; }

@media (max-width: 959px) {
  .nav-toggle {
    display: inline-flex; align-items: center; gap: .6rem; min-height: 2.75rem; padding: .4rem .2rem .4rem .6rem;
    background: none; border: 0; font: 600 .95rem var(--sans); color: var(--charbon); cursor: pointer;
  }
  .nav-toggle-bars, .nav-toggle-bars::before { display: block; width: 22px; height: 1.5px; background: currentColor; position: relative; transition: transform .25s var(--ease); }
  .nav-toggle-bars::before { content: ""; position: absolute; top: 6px; }
  .nav-toggle-bars { transform: translateY(-3px); }
  .nav-toggle[aria-expanded="true"] .nav-toggle-bars { transform: rotate(45deg); }
  .nav-toggle[aria-expanded="true"] .nav-toggle-bars::before { transform: translateY(-6px) rotate(-90deg); }
  .nav {
    position: fixed; inset: 4.5rem 0 auto 0; flex-direction: column; align-items: stretch; gap: 1.5rem;
    padding: 1.5rem var(--gutter) 2rem; background: var(--creme); border-bottom: 1px solid var(--ligne);
    box-shadow: 0 20px 40px rgba(35, 32, 28, .08);
    visibility: hidden; opacity: 0; transform: translateY(-8px); transition: opacity .2s, transform .2s, visibility 0s .2s;
  }
  .nav.open { visibility: visible; opacity: 1; transform: none; transition: opacity .2s, transform .2s; }
  .nav ul { flex-direction: column; gap: 0; }
  .nav ul a { display: block; padding: .85rem 0; font: 400 1.6rem/1.2 var(--serif); border-bottom: 1px solid var(--ligne); }
  .nav a[aria-current="page"] { color: var(--bois); border-bottom-color: var(--ligne); }
  .nav-call { align-self: flex-start; }
}

/* ---------- Sections ---------- */
.section { padding-block: var(--section); }
.section-tight { padding-block: clamp(2.5rem, 5vw, 4.5rem); }
.section-sand { background: var(--creme-2); }
.section-dark { background: var(--charbon); color: #e9e2d6; }
.section-dark .h2, .section-dark .h3, .section-dark .h4 { color: var(--creme); }
.section-dark .lead { color: #e9e2d6; }
.section-head { margin-bottom: clamp(2rem, 4vw, 3.5rem); max-width: 46rem; }
.split-head { display: grid; gap: 1.5rem; max-width: none; align-items: end; }
@media (min-width: 960px) { .split-head { grid-template-columns: 1fr 1fr; gap: 4rem; } .split-head .lead { margin: 0; } }
.section-more { margin: 2.5rem 0 0; }
.caption { font-size: .88rem; color: var(--muted); margin-top: .8rem; }
.section-dark .caption { color: #b9ae9f; }

/* ---------- Accueil : hero ---------- */
.hero { display: grid; background: var(--creme); }
.hero-media { position: relative; aspect-ratio: 4 / 3.4; overflow: hidden; background: var(--creme-2); }
.hero-media img { width: 100%; height: 100%; object-fit: cover; }
.hero-slide { position: absolute; inset: 0; margin: 0; opacity: 0; transition: opacity 1s var(--ease); }
.hero-slide.is-on { opacity: 1; }
.hero-slide img { width: 100%; height: 100%; object-fit: cover; }
.hero-slide-bar { position: absolute; left: 0; right: 0; bottom: 0; z-index: 2; display: flex; align-items: center; justify-content: space-between; gap: 1rem; padding: 2.5rem 1rem .9rem 1.1rem; background: linear-gradient(to top, rgba(20,18,15,.55), rgba(20,18,15,0)); }
.hero-slide-label { color: #fff; font-size: .9rem; letter-spacing: .02em; text-decoration: none; border-bottom: 1px solid rgba(255,255,255,.5); padding-bottom: .1rem; }
.hero-slide-label:hover { color: #fff; border-color: #fff; }
.hero-slide-pause { flex: none; width: 2.75rem; height: 2.75rem; border-radius: 50%; border: 1px solid rgba(255,255,255,.6); background: rgba(20,18,15,.25); color: #fff; cursor: pointer; display: grid; place-items: center; }
.hero-slide-pause span { width: 10px; height: 12px; border-left: 3px solid currentColor; border-right: 3px solid currentColor; }
.hero-slide-pause[aria-pressed="true"] span { width: 0; height: 0; border: 0; border-left: 11px solid currentColor; border-top: 7px solid transparent; border-bottom: 7px solid transparent; margin-left: 3px; }
.hero-slide-pause:focus-visible, .hero-slide-label:focus-visible { outline: 2px solid #fff; outline-offset: 3px; }
html:not(.js) .hero-slide-pause { display: none; }
@media (prefers-reduced-motion: reduce) { .hero-slide { transition: none; } }
.hero-text { padding: 2.2rem var(--gutter) 3.2rem; }
.hero-text .lead { margin-top: 1.4rem; }
.hero-base { display: flex; gap: .7rem; align-items: baseline; margin: 0; padding-top: 1rem; border-top: 1px solid var(--ligne); font-size: .95rem; color: var(--muted); max-width: 36em; }
@media (min-width: 640px) { .hero-media { aspect-ratio: 16 / 10; } }
@media (min-width: 960px) {
  .hero { grid-template-columns: minmax(0, 46fr) minmax(0, 54fr); min-height: min(calc(100vh - 4.5rem), 860px); }
  .hero .h1 { font-size: clamp(2.6rem, 3.9vw, 3.7rem); }
  .hero-media { order: 2; aspect-ratio: auto; }
  .hero-text { order: 1; align-self: center; padding: 4rem clamp(2rem, 4vw, 4.5rem) 4rem max(var(--gutter), calc((100vw - var(--wrap)) / 2 + var(--gutter))); }
}

/* ---------- Cartes projets ---------- */
.project-grid { display: grid; gap: clamp(2.5rem, 4vw, 3.5rem) clamp(1.5rem, 3vw, 2.5rem); }
@media (min-width: 760px) {
  .project-grid { grid-template-columns: repeat(12, minmax(0, 1fr)); }
  .project-card.card-1 { grid-column: 1 / span 7; }
  .project-card.card-2 { grid-column: 8 / span 5; margin-top: clamp(3rem, 8vw, 7rem); }
  .project-card.card-3 { grid-column: 1 / span 5; }
  .project-card.card-4 { grid-column: 6 / span 7; margin-top: clamp(2rem, 5vw, 4rem); }
  .project-card.card-5 { grid-column: 1 / span 7; }
  .project-card.card-6 { grid-column: 8 / span 5; margin-top: clamp(3rem, 8vw, 7rem); }
  .project-card.card-6 .project-card-media { aspect-ratio: 4 / 5; }
  .project-card.card-2 .project-card-media, .project-card.card-3 .project-card-media { aspect-ratio: 4 / 5; }
}
.project-card { display: block; text-decoration: none; color: inherit; }
.project-card-media { aspect-ratio: 4 / 3; overflow: hidden; background: var(--creme-2); }
.project-card-media img { width: 100%; height: 100%; object-fit: cover; transition: transform .9s var(--ease); }
.project-card:hover .project-card-media img { transform: scale(1.03); }
.project-card-body { padding-top: 1.2rem; }
.project-card-body p { color: var(--muted); margin: .5rem 0 1rem; max-width: 34em; }
.project-card:hover { color: inherit; }
.project-card:hover .link-arrow { color: var(--bois); border-color: var(--bois); }
.project-num { display: block; font: 600 .74rem/1 var(--sans); letter-spacing: .16em; color: var(--bois); margin-bottom: .7rem; }

/* ---------- Savoir-faire (accueil) ---------- */
.service-grid { display: grid; gap: 2.5rem 1.75rem; }
@media (min-width: 640px) { .service-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1100px) { .service-grid { grid-template-columns: repeat(4, 1fr); } }
.service-item a { display: block; text-decoration: none; color: inherit; }
.service-media { aspect-ratio: 4 / 5; overflow: hidden; margin-bottom: 1.2rem; background: var(--sable); }
.service-media img { width: 100%; height: 100%; object-fit: cover; transition: transform .9s var(--ease); }
.service-item a:hover img { transform: scale(1.03); }
.service-item p { color: var(--muted); font-size: .97rem; margin-top: .55rem; }
.service-item a:hover .h4 { color: var(--bois); }

/* ---------- Approche ---------- */
.approach-grid { display: grid; gap: 3rem; }
@media (min-width: 960px) { .approach-grid { grid-template-columns: 5fr 6fr; gap: clamp(3rem, 6vw, 6rem); align-items: start; } .approach-media { position: sticky; top: 7rem; } }
.approach-media { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; align-items: end; }
.approach-media figure { margin: 0; }
.approach-media figcaption { margin-top: .6rem; font: 600 .7rem/1.3 var(--sans); letter-spacing: .14em; text-transform: uppercase; color: var(--sable); }
.duo-3d img { width: 100%; aspect-ratio: 4 / 3.6; object-fit: contain; background: #ecebe6; padding: 1rem; }
.duo-real img { width: 100%; aspect-ratio: 3 / 4; object-fit: cover; }
.approach-media .caption { grid-column: 1 / -1; margin: .4rem 0 0; }
.approach-media .caption a { color: var(--sable); }
.approach-text > p { max-width: 36em; }
.approach-text .h2 { margin-bottom: 1.5rem; }
.steps { margin-top: 2.5rem; display: grid; gap: 0; border-top: 1px solid rgba(233, 226, 214, .18); }
.step { display: grid; grid-template-columns: 3.2rem 1fr; column-gap: 1rem; padding: 1.4rem 0; border-bottom: 1px solid rgba(233, 226, 214, .18); }
.step-num { grid-row: span 2; font: 400 1.6rem/1 var(--serif); color: var(--sable); }
.step p { margin: .4rem 0 0; color: #cfc6b8; font-size: .98rem; }

/* ---------- Pros (accueil) ---------- */
.pro-teaser { display: grid; gap: 2.5rem; align-items: center; }
@media (min-width: 960px) { .pro-teaser { grid-template-columns: 1fr 1fr; gap: clamp(3rem, 6vw, 6rem); } }
.pro-teaser-media { aspect-ratio: 5 / 4; overflow: hidden; }
.pro-teaser-media img { width: 100%; height: 100%; object-fit: cover; }
.pro-teaser-text .h2 { margin-bottom: 1.3rem; }

/* ---------- Avis ---------- */
.review-grid { display: grid; gap: 1.5rem; margin-bottom: 1.5rem; }
@media (min-width: 860px) { .review-grid { grid-template-columns: repeat(3, 1fr); } }
.review { margin: 0; padding: 2rem 1.8rem; background: var(--creme); border-top: 2px solid var(--bois); display: flex; flex-direction: column; justify-content: space-between; gap: 1.5rem; }
.review blockquote { margin: 0; font: italic 400 1.22rem/1.5 var(--serif); color: var(--charbon); }
.review blockquote p { margin: 0; }
.review figcaption { font-weight: 600; font-size: .92rem; color: var(--muted); }

/* ---------- Bloc contact ---------- */
.contact-band { background: var(--creme-2); border-top: 1px solid var(--ligne); }
.contact-band-inner { display: grid; gap: 2.5rem; align-items: center; }
@media (min-width: 960px) { .contact-band-inner { grid-template-columns: 7fr 5fr; gap: 5rem; } }
.contact-band .h2 { margin-bottom: 1.2rem; }
.contact-actions { display: grid; gap: .9rem; }
.contact-line {
  display: flex; align-items: center; gap: 1rem; padding: 1rem 1.2rem; background: var(--creme);
  border: 1px solid var(--ligne); text-decoration: none; color: var(--charbon); font-weight: 600; word-break: break-word;
  transition: border-color .2s, background-color .2s;
}
.contact-line:hover { border-color: var(--bois); color: var(--charbon); }
.contact-line .ico { width: 1.4rem; height: 1.4rem; color: var(--bois); }
.contact-line small { display: block; font: 600 .7rem/1.4 var(--sans); letter-spacing: .14em; text-transform: uppercase; color: var(--muted); }
.contact-line.big { font-size: clamp(1rem, 4.2vw, 1.2rem); }

/* ---------- En-têtes de pages ---------- */
.page-head { padding: clamp(3rem, 8vw, 6.5rem) 0 clamp(2rem, 4vw, 3rem); }
.page-head .h1 { max-width: 18em; margin-bottom: 1.3rem; }
.page-short { padding-bottom: clamp(3rem, 8vw, 6rem); }

/* ---------- Autres réalisations ---------- */
.other-grid { display: grid; gap: 2rem 1.5rem; }
@media (min-width: 640px) { .other-grid { grid-template-columns: repeat(3, 1fr); } }
.other-item { margin: 0; }
.other-item .zoom { aspect-ratio: 4 / 5; }
.other-item figcaption { margin-top: .9rem; color: var(--muted); font-size: .95rem; }
.other-item strong { display: block; color: var(--charbon); font: 400 1.2rem/1.3 var(--serif); }

.zoom { display: block; width: 100%; padding: 0; border: 0; background: var(--creme-2); cursor: zoom-in; overflow: hidden; }
.zoom img { width: 100%; height: 100%; object-fit: cover; transition: transform .9s var(--ease); }
.zoom:hover img { transform: scale(1.025); }

/* ---------- Fiche projet ---------- */
.project-hero-media { height: clamp(320px, 68vh, 760px); overflow: hidden; background: var(--creme-2); }
.project-hero-media img { width: 100%; height: 100%; object-fit: cover; }
.project-hero-text { padding-top: clamp(2rem, 5vw, 3.5rem); }
.project-hero-text .h1 { max-width: 16em; margin-bottom: 1rem; }
.crumbs { font-size: .9rem; color: var(--muted); margin-bottom: 1.2rem; }
.crumbs a { color: var(--bois); }
.project-body { display: grid; gap: 3rem; }
@media (min-width: 960px) { .project-body { grid-template-columns: 4fr 8fr; gap: clamp(3rem, 7vw, 7rem); align-items: start; } .project-facts { position: sticky; top: 6.5rem; } }
.project-facts dl { margin: 0 0 1.8rem; border-top: 1px solid var(--ligne); }
.project-facts dl div { padding: 1rem 0; border-bottom: 1px solid var(--ligne); }
.project-facts dt { font: 600 .72rem/1.4 var(--sans); letter-spacing: .14em; text-transform: uppercase; color: var(--muted); }
.project-facts dd { margin: .25rem 0 0; font: 400 1.12rem/1.4 var(--serif); color: var(--charbon); }
.project-text .lead { margin-bottom: 3rem; }
.solution { display: grid; gap: 1.8rem; margin-bottom: 2.5rem; }
.solution li { padding-left: 1.4rem; border-left: 1px solid var(--sable); }
.solution p { margin: .45rem 0 0; color: var(--texte); max-width: 38em; }
.details { padding: 1.6rem 1.8rem; background: var(--creme-2); }
.details ul { margin-top: .9rem; display: grid; gap: .5rem; }
.details li, .ticks li { position: relative; padding-left: 1.4rem; }
.details li::before, .ticks li::before { content: ""; position: absolute; left: 0; top: .78em; width: .7rem; height: 1px; background: var(--bois); }

.gallery { columns: 1; column-gap: 1.25rem; }
@media (min-width: 640px) { .gallery { columns: 2; } }
.g-item { margin: 0 0 1.25rem; break-inside: avoid; }
.g-item .zoom img { height: auto; object-fit: contain; }

.next-project { padding-block: 1rem var(--section); }
.next-project a { display: grid; grid-template-columns: 1fr auto; align-items: end; gap: .3rem 1rem; padding-top: 2rem; border-top: 1px solid var(--charbon); text-decoration: none; }
.next-project small { grid-column: 1 / -1; font: 600 .74rem/1 var(--sans); letter-spacing: .16em; text-transform: uppercase; color: var(--bois); }
.next-project .ico { width: 2rem; height: 2rem; transition: transform .25s var(--ease); }
.next-project a:hover .ico { transform: translateX(5px); }

/* ---------- Page Savoir-faire ---------- */
.sf-list { display: grid; gap: clamp(4rem, 9vw, 7.5rem); padding-bottom: var(--section); }
.sf-block { display: grid; gap: 2rem; align-items: center; scroll-margin-top: 6rem; }
@media (min-width: 960px) {
  .sf-block { grid-template-columns: 7fr 5fr; gap: clamp(3rem, 6vw, 6rem); }
  .sf-flip { grid-template-columns: 5fr 7fr; }
  .sf-flip .sf-media { order: 2; }
}
.sf-media { aspect-ratio: 4 / 3; overflow: hidden; background: var(--creme-2); }
.sf-media img { width: 100%; height: 100%; object-fit: cover; }
.sf-text .h2 { margin-bottom: 1.2rem; }
.ticks { display: grid; gap: .55rem; margin-top: 1.5rem; color: var(--muted); }
.caccaro-grid { display: grid; gap: 1.5rem; }
@media (min-width: 760px) { .caccaro-grid { grid-template-columns: repeat(3, 1fr); } }
.caccaro-grid figure { margin: 0; }
.caccaro-media { aspect-ratio: 1; overflow: hidden; background: var(--creme); }
.caccaro-media img { width: 100%; height: 100%; object-fit: cover; }
.caccaro-grid figcaption { margin-top: .8rem; color: var(--muted); font-size: .95rem; }
.study-grid { display: grid; gap: 3rem; align-items: center; }
@media (min-width: 960px) { .study-grid { grid-template-columns: 1fr 1fr; gap: 6rem; } }
.study-grid .h2 { margin-bottom: 1.3rem; }
.materials .h2 { margin-bottom: 2.5rem; max-width: 18em; }
.materials-list { display: grid; margin: 0; border-top: 1px solid var(--ligne); }
@media (min-width: 760px) { .materials-list { grid-template-columns: repeat(4, 1fr); border-top: 0; } .materials-list div { border-top: 1px solid var(--charbon); padding-right: 1.5rem; } }
.materials-list div { padding-block: 1.2rem; border-bottom: 1px solid var(--ligne); }
@media (min-width: 760px) { .materials-list div { border-bottom: 0; } }
.materials-list dt { font: 600 .72rem/1.4 var(--sans); letter-spacing: .14em; text-transform: uppercase; color: var(--bois); }
.materials-list dd { margin: .5rem 0 0; font: 400 1.15rem/1.45 var(--serif); color: var(--charbon); }

/* ---------- Page Professionnels ---------- */
.pro-grid { display: grid; gap: 3.5rem; }
@media (min-width: 960px) { .pro-grid { grid-template-columns: 7fr 5fr; gap: clamp(3rem, 7vw, 7rem); align-items: start; } .pro-ref { position: sticky; top: 6.5rem; } }
.pro-points { display: grid; gap: 2.5rem 2rem; }
@media (min-width: 640px) { .pro-points { grid-template-columns: 1fr 1fr; } }
.pro-point { border-top: 1px solid var(--charbon); padding-top: 1.3rem; }
.pro-point p { margin-top: .7rem; color: var(--muted); }
.pro-ref { background: var(--creme-2); }
.pro-ref img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; }
.pro-ref-text { padding: 1.8rem; }
.pro-ref-text .h3 { margin-bottom: .8rem; }
.pro-ref-links { display: flex; flex-wrap: wrap; gap: 1.5rem; margin: 1.4rem 0 0; }

/* ---------- Contact ---------- */
.contact-grid { display: grid; gap: 3rem; }
@media (min-width: 960px) { .contact-grid { grid-template-columns: 5fr 7fr; gap: clamp(3rem, 6vw, 6rem); align-items: start; } }
.contact-direct { display: grid; gap: .9rem; align-content: start; }
.form { background: var(--creme-2); padding: clamp(1.5rem, 4vw, 2.75rem); scroll-margin-top: 6rem; }
.form .h3 { margin-bottom: 1.6rem; }
.field-row { display: grid; gap: 0 1.2rem; }
@media (min-width: 640px) { .field-row { grid-template-columns: 1fr 1fr; } }
.field { display: grid; gap: .4rem; margin-bottom: 1.2rem; }
.field label { font-weight: 600; font-size: .92rem; }
.field input, .field select, .field textarea {
  width: 100%; padding: .85rem .95rem; font: inherit; font-size: 1rem; color: var(--charbon);
  background: var(--creme); border: 1px solid rgba(35, 32, 28, .28); border-radius: var(--radius);
}
.field textarea { resize: vertical; min-height: 8rem; }
.field input:focus, .field select:focus, .field textarea:focus { outline: 2px solid var(--bois); outline-offset: 0; border-color: var(--bois); }
.form-legal { font-size: .85rem; color: var(--muted); }
.hp { position: absolute; left: -9999px; }

/* ---------- Mentions ---------- */
.prose { max-width: 46rem; }
.prose .h3 { margin: 2.2rem 0 .8rem; }
.prose .h3:first-child { margin-top: 0; }
.todo { background: #f3dfb8; padding: 0 .3em; }

/* ---------- Pied de page ---------- */
.site-footer { background: var(--charbon); color: #cfc6b8; padding: 4rem 0 2rem; font-size: .95rem; }
.site-footer a { text-decoration: none; color: #e9e2d6; }
.site-footer a:hover { color: var(--sable); }
.site-footer .brand { color: var(--creme); margin-bottom: 1rem; }
.site-footer .brand-sub { color: var(--sable); }
.footer-grid { display: grid; gap: 2.5rem; }
@media (min-width: 760px) { .footer-grid { grid-template-columns: 2fr 2fr 1fr 1fr; } }
.footer-title { font: 600 .72rem/1 var(--sans); letter-spacing: .16em; text-transform: uppercase; color: var(--sable); margin-bottom: 1rem; }
.footer-list { display: grid; gap: .5rem; }
.footer-bottom { margin-top: 3rem; padding-top: 1.5rem; border-top: 1px solid rgba(233, 226, 214, .15); font-size: .85rem; color: #9b9184; }
.footer-bottom p { margin: 0; }

/* ---------- Barre d'action mobile ---------- */
.action-bar { display: none; }
@media (max-width: 959px) {
  .action-bar {
    display: grid; grid-template-columns: 1fr 1.3fr; gap: .6rem; position: fixed; z-index: 40; left: 0; right: 0; bottom: 0;
    padding: .65rem var(--gutter) calc(.65rem + env(safe-area-inset-bottom)); background: rgba(244, 239, 230, .96);
    border-top: 1px solid var(--ligne); backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px);
  }
  .action-bar .btn { min-height: 3rem; padding-inline: .8rem; }
  body { padding-bottom: calc(4.4rem + env(safe-area-inset-bottom)); }
}

/* ---------- Visionneuse ---------- */
.lightbox { width: 100vw; height: 100vh; max-width: none; max-height: none; margin: 0; padding: 0; border: 0; background: rgba(20, 18, 16, .96); color: var(--creme); }
.lightbox[open] { display: grid; place-items: center; }
.lightbox::backdrop { background: rgba(20, 18, 16, .96); }
.lightbox figure { margin: 0; display: grid; justify-items: center; gap: .9rem; padding: 3.5rem 1rem 1.5rem; }
.lightbox img { max-width: min(92vw, 1800px); max-height: calc(100vh - 8rem); width: auto; height: auto; object-fit: contain; }
.lightbox figcaption { font-size: .92rem; color: #cfc6b8; text-align: center; max-width: 50em; }
.lb-btn, .lb-close { position: fixed; background: rgba(244, 239, 230, .08); color: var(--creme); border: 1px solid rgba(244, 239, 230, .25); width: 3rem; height: 3rem; font-size: 1.8rem; line-height: 1; cursor: pointer; border-radius: 50%; }
.lb-btn:hover, .lb-close:hover { background: rgba(244, 239, 230, .2); }
.lb-prev { left: 1rem; top: 50%; transform: translateY(-50%); }
.lb-next { right: 1rem; top: 50%; transform: translateY(-50%); }
.lb-close { right: 1rem; top: 1rem; }
@media (max-width: 640px) { .lb-prev, .lb-next { top: auto; bottom: 1rem; transform: none; } }

/* ---------- Apparition douce ---------- */
.js .reveal { opacity: 0; transform: translateY(18px); transition: opacity .8s var(--ease), transform .8s var(--ease); }
.js .reveal.in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .js .reveal { opacity: 1; transform: none; transition: none; }
  *, *::before, *::after { transition-duration: .01ms !important; }
}

/* ---------- Pages spécialités, FAQ, maillage ---------- */
.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; }
.chip-list { display: flex; flex-wrap: wrap; gap: .6rem; margin-top: 1.6rem; }
.chip-list a { display: inline-block; padding: .55rem 1rem; border: 1px solid var(--ligne); border-radius: 999px; text-decoration: none; font-size: .95rem; color: var(--charbon); background: var(--creme); }
.chip-list a:hover { border-color: var(--bois); color: var(--bois); }
.section-sand .chip-list a { background: var(--creme); }
.related-links { margin-top: 1.8rem; }
.related-links ul { display: grid; gap: .45rem; margin-top: .7rem; }
.related-links a { color: var(--bois); }
.prose p { max-width: 42em; }
.prose .ticks { margin-bottom: 0; }
.faq-wrap { display: grid; gap: 2rem; }
@media (min-width: 960px) { .faq-wrap { grid-template-columns: 4fr 8fr; gap: clamp(3rem, 7vw, 7rem); align-items: start; } }
.faq { border-top: 1px solid var(--charbon); }
.faq-item { border-bottom: 1px solid var(--ligne); }
.faq-item summary { display: flex; justify-content: space-between; align-items: center; gap: 1rem; padding: 1.15rem 0; cursor: pointer; list-style: none; }
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after { content: "+"; flex: none; font: 300 1.6rem/1 var(--sans); color: var(--bois); transition: transform .25s var(--ease); }
.faq-item[open] summary::after { transform: rotate(45deg); }
.faq-item summary .h4 { font-size: 1.15rem; }
.faq-item p { margin: 0 0 1.3rem; color: var(--texte); max-width: 42em; }
.contact-hours { margin: 0; padding: .2rem 0 .2rem 3.3rem; }
.contact-hours small { display: block; font: 600 .7rem/1.4 var(--sans); letter-spacing: .14em; text-transform: uppercase; color: var(--muted); }
.field-help { color: var(--muted); font-size: .85rem; }
.field input[type="file"] { padding: .6rem; background: var(--creme); }
.page-head .crumbs { margin-bottom: 1.4rem; }
.form-error { margin: 0 0 1rem; padding: .75rem 1rem; border-left: 3px solid #b3261e; background: rgba(179,38,30,.07); color: #8c1d18; }