/* ============================================================
   Granite — Bureau d'études structure
   Charte graphique Granite (juin 2023)
   ============================================================ */

/* ---------- Polices locales : Clash Display ---------- */
@font-face {
  font-family: "Clash Display";
  src: url("../assets/fonts/ClashDisplay-Light.woff2") format("woff2"),
       url("../assets/fonts/ClashDisplay-Light.woff") format("woff"),
       url("../assets/fonts/ClashDisplay-Light.ttf") format("truetype");
  font-weight: 300;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "Clash Display";
  src: url("../assets/fonts/ClashDisplay-Regular.woff2") format("woff2"),
       url("../assets/fonts/ClashDisplay-Regular.woff") format("woff"),
       url("../assets/fonts/ClashDisplay-Regular.ttf") format("truetype");
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "Clash Display";
  src: url("../assets/fonts/ClashDisplay-Medium.woff2") format("woff2"),
       url("../assets/fonts/ClashDisplay-Medium.woff") format("woff"),
       url("../assets/fonts/ClashDisplay-Medium.ttf") format("truetype");
  font-weight: 500;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "Clash Display";
  src: url("../assets/fonts/ClashDisplay-Semibold.woff2") format("woff2"),
       url("../assets/fonts/ClashDisplay-Semibold.woff") format("woff"),
       url("../assets/fonts/ClashDisplay-Semibold.ttf") format("truetype");
  font-weight: 600;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "Clash Display";
  src: url("../assets/fonts/ClashDisplay-Bold.woff2") format("woff2"),
       url("../assets/fonts/ClashDisplay-Bold.woff") format("woff"),
       url("../assets/fonts/ClashDisplay-Bold.ttf") format("truetype");
  font-weight: 700;
  font-style: normal;
  font-display: swap;
}

/* ---------- Variables (couleurs de la charte) ---------- */
:root {
  --bordeaux: #62282E;
  --bordeaux-clair: #C86464;
  --bleu-canard: #003C46;
  --bleu-canard-clair: #247C82;
  --marron: #AC7C66;
  --beige: #E6B8A4;
  --blanc-casse: #F6F2EA;

  --texte: #2A1C1C;
  --texte-doux: #6a5a52;
  --ligne: rgba(98, 40, 46, 0.14);

  --ff: "Clash Display", system-ui, -apple-system, "Segoe UI", sans-serif;

  --maxw: 1200px;
  --pad: clamp(1.25rem, 5vw, 4rem);
  --sectspace: clamp(4.5rem, 10vw, 8rem);
  --radius: 14px;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

/* ---------- Base ---------- */
*, *::before, *::after { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  scroll-padding-top: 84px;
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  font-family: var(--ff);
  font-weight: 400;
  color: var(--texte);
  background: var(--blanc-casse);
  line-height: 1.6;
  letter-spacing: 0.005em;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

img { max-width: 100%; height: auto; display: block; }

a { color: var(--bleu-canard-clair); text-decoration: none; transition: color 0.25s var(--ease); }
a:hover { color: var(--bleu-canard); }

h1, h2, h3 { font-weight: 600; line-height: 1.08; letter-spacing: -0.01em; margin: 0; }

p { margin: 0 0 1rem; }

.container { width: 100%; max-width: var(--maxw); margin-inline: auto; padding-inline: var(--pad); }

.skip-link {
  position: absolute; left: -999px; top: 0; z-index: 1000;
  background: var(--bordeaux); color: #fff; padding: 0.75rem 1.25rem; border-radius: 0 0 8px 0;
}
.skip-link:focus { left: 0; color: #fff; }

:focus-visible { outline: 2px solid var(--bleu-canard-clair); outline-offset: 3px; border-radius: 3px; }

/* ---------- Eyebrow / labels ---------- */
.eyebrow {
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--marron);
  margin: 0 0 1.25rem;
}
.eyebrow--light { color: var(--beige); }

/* ---------- Boutons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  font-size: 0.95rem; font-weight: 500; letter-spacing: 0.01em;
  padding: 0.9rem 1.6rem; border-radius: 999px;
  border: 1px solid transparent; cursor: pointer;
  transition: transform 0.25s var(--ease), background 0.25s var(--ease), color 0.25s var(--ease), border-color 0.25s var(--ease);
}
.btn-primary { background: var(--bordeaux); color: var(--blanc-casse); }
.btn-primary:hover { background: #4d1f24; color: var(--blanc-casse); transform: translateY(-2px); }
.btn-primary::after {
  content: "→"; margin-left: 0.6rem; font-size: 1.05em; line-height: 1;
  transition: transform 0.25s var(--ease);
}
.btn-primary:hover::after { transform: translateX(4px); }
.btn-ghost { border-color: var(--bleu-canard); color: var(--bleu-canard); }
.btn-ghost:hover { background: var(--bleu-canard); color: var(--blanc-casse); transform: translateY(-2px); }

/* ---------- Header ---------- */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(246, 242, 234, 0);
  transition: background 0.3s var(--ease), box-shadow 0.3s var(--ease), border-color 0.3s var(--ease);
  border-bottom: 1px solid transparent;
}
.header-inner {
  display: flex; align-items: center; justify-content: space-between;
  min-height: 72px; gap: 1.5rem;
}
.brand { display: inline-flex; align-items: center; }
.brand-logo { height: 38px; width: auto; transition: opacity 0.3s var(--ease); }
.brand-logo--color { display: block; }
.brand-logo--white { display: none; }

/* Header devient solide au scroll (état sombre par défaut sur le hero) */
.site-header.is-scrolled {
  background: var(--blanc-casse);
  border-bottom-color: var(--ligne);
  box-shadow: 0 6px 24px rgba(42, 28, 28, 0.05);
}
.site-header.is-scrolled .brand-logo--color { display: block; }
.site-header.is-scrolled .brand-logo--white { display: none; }

.main-nav { display: flex; align-items: center; }
.nav-list {
  display: flex; align-items: center; gap: 2rem;
  list-style: none; margin: 0; padding: 0;
}
.nav-list a {
  color: var(--bordeaux); font-size: 0.95rem; font-weight: 500; letter-spacing: 0.01em;
  position: relative; padding: 0.25rem 0;
}
.nav-list a::after {
  content: ""; position: absolute; left: 0; bottom: -2px; height: 1px; width: 0;
  background: currentColor; transition: width 0.3s var(--ease);
}
.nav-list a:hover::after { width: 100%; }
.nav-cta {
  border: 1px solid var(--ligne); border-radius: 999px; padding: 0.5rem 1.1rem !important;
}
.nav-cta::after { display: none; }

.site-header.is-scrolled .nav-list a { color: var(--bordeaux); }
.site-header.is-scrolled .nav-cta { border-color: var(--ligne); }

.nav-toggle { display: none; }

/* ---------- Hero ---------- */
.hero {
  background: var(--blanc-casse);
  color: var(--texte);
  position: relative;
  overflow: hidden;
  margin-top: -72px;
  padding-top: calc(72px + clamp(3.5rem, 9vw, 7rem));
  padding-bottom: clamp(3.5rem, 9vw, 7rem);
}
.hero::before {
  content: "";
  position: absolute; inset: 0;
  background:
    radial-gradient(820px 520px at 88% -15%, rgba(230, 184, 164, 0.32), transparent 62%),
    radial-gradient(620px 480px at -5% 120%, rgba(36, 124, 130, 0.10), transparent 58%);
  pointer-events: none;
}
.hero::after {
  content: "";
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(98, 40, 46, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(98, 40, 46, 0.035) 1px, transparent 1px);
  background-size: 64px 64px;
  pointer-events: none;
}
.hero-inner { position: relative; z-index: 1; max-width: 920px; }
.hero-title {
  font-size: clamp(2.4rem, 6.2vw, 4.6rem);
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--bleu-canard);
  margin-bottom: 1.4rem;
}
.hero-lead {
  font-size: clamp(1.05rem, 2vw, 1.3rem);
  font-weight: 400;
  color: var(--texte-doux);
  max-width: 46ch;
  margin-bottom: 2.2rem;
}
.hero-actions { display: flex; flex-wrap: wrap; gap: 1rem; margin-bottom: 3rem; }
.hero-meta {
  display: flex; flex-wrap: wrap; gap: 0.6rem 2rem;
  list-style: none; margin: 0; padding: 2rem 0 0;
  border-top: 1px solid var(--ligne);
}
.hero-meta li {
  font-size: 0.82rem; font-weight: 500; letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--marron);
}

/* ---------- Sections ---------- */
.section { padding-block: var(--sectspace); }
.section--alt { background: #fff; }

.section-head {
  display: flex; align-items: baseline; gap: 1rem;
  margin-bottom: 1.5rem;
}
.section-index {
  font-size: 0.85rem; font-weight: 600; letter-spacing: 0.1em;
  color: var(--bordeaux-clair);
  padding-top: 0.2rem;
}
.section-index--light { color: var(--beige); }
.section-title {
  font-size: clamp(1.9rem, 4vw, 2.9rem);
  color: var(--bordeaux);
}
.contact .section-title { color: var(--blanc-casse); }

.section-intro {
  font-size: clamp(1.05rem, 1.8vw, 1.25rem);
  font-weight: 300;
  color: var(--texte-doux);
  max-width: 60ch;
  margin-bottom: clamp(2.5rem, 5vw, 4rem);
}

/* ---------- À propos ---------- */
.about-grid {
  display: grid; grid-template-columns: 1fr; gap: clamp(2rem, 5vw, 4rem);
}
.about-lead p {
  font-size: clamp(1.05rem, 1.8vw, 1.25rem);
  font-weight: 300;
  margin-bottom: 1.4rem;
  max-width: 62ch;
}
.about-card {
  background: var(--bleu-canard);
  color: var(--blanc-casse);
  border-radius: var(--radius);
  padding: clamp(1.8rem, 4vw, 2.5rem);
  align-self: start;
}
.about-card-name { font-size: 1.5rem; font-weight: 600; margin: 0 0 0.2rem; }
.about-card-role { color: var(--beige); font-weight: 500; margin: 0 0 1.4rem; letter-spacing: 0.01em; }
.about-card hr { border: none; border-top: 1px solid rgba(246, 242, 234, 0.22); margin: 0 0 1.4rem; }
.about-card-note { font-weight: 300; color: rgba(246, 242, 234, 0.85); margin-bottom: 1.6rem; }
.about-card-link {
  display: inline-flex; align-items: center; gap: 0.5rem;
  color: var(--blanc-casse); font-weight: 500;
}
.about-card-link::after { content: "→"; transition: transform 0.25s var(--ease); }
.about-card-link:hover { color: var(--beige); }
.about-card-link:hover::after { transform: translateX(4px); }

/* ---------- Expertise ---------- */
.services-grid {
  display: grid; grid-template-columns: 1fr; gap: 1px;
  background: var(--ligne);
  border: 1px solid var(--ligne);
  border-radius: var(--radius);
  overflow: hidden;
}
.service {
  background: var(--blanc-casse);
  padding: clamp(1.6rem, 3.5vw, 2.4rem);
}
.section--alt .service { background: #fff; }
.service-num {
  display: inline-block; font-size: 0.8rem; font-weight: 600; letter-spacing: 0.12em;
  color: var(--bordeaux-clair); margin-bottom: 1rem;
}
.service h3 { font-size: 1.35rem; color: var(--bordeaux); margin-bottom: 0.7rem; }
.service p { color: var(--texte-doux); font-weight: 400; margin: 0; max-width: 42ch; }
.service-link {
  display: inline-flex; align-items: center; gap: 0.4rem; margin-top: 0.9rem;
  font-weight: 500; font-size: 0.9rem; color: var(--bordeaux-clair);
}
.service-link::after { content: "\2192"; transition: transform 0.25s var(--ease); }
.service-link:hover { color: var(--bordeaux); }
.service-link:hover::after { transform: translateX(3px); }

.domains {
  margin-top: clamp(2.5rem, 5vw, 3.5rem);
  display: flex; flex-wrap: wrap; align-items: center; gap: 1rem 2rem;
  padding-top: 2rem; border-top: 1px solid var(--ligne);
}
.domains-label {
  font-size: 0.78rem; font-weight: 600; letter-spacing: 0.18em; text-transform: uppercase;
  color: var(--marron); margin: 0;
}
.domains-list { display: flex; flex-wrap: wrap; gap: 0.7rem; list-style: none; margin: 0; padding: 0; }
.domains-list li {
  font-size: 0.92rem; font-weight: 500;
  padding: 0.4rem 1rem; border: 1px solid var(--ligne); border-radius: 999px;
  color: var(--bordeaux);
}

/* ---------- Projets ---------- */
.project {
  display: grid; grid-template-columns: 1fr; gap: clamp(1.5rem, 4vw, 3rem);
  align-items: center;
  padding-block: clamp(2.5rem, 5vw, 4rem);
  border-top: 1px solid var(--ligne);
}
.project:first-of-type { border-top: none; padding-top: 0; }
.project-media {
  border-radius: var(--radius); overflow: hidden;
  background: var(--blanc-casse);
  box-shadow: 0 20px 50px rgba(42, 28, 28, 0.10);
}
.project-media img {
  width: 100%; aspect-ratio: 3 / 2; object-fit: cover;
  transition: transform 0.8s var(--ease);
}
.project-media--contain img { object-fit: contain; }
.project:hover .project-media img { transform: scale(1.03); }
.project-media--contain:hover img,
.project:hover .project-media--contain img { transform: none; }

.project-head { display: flex; align-items: baseline; gap: 0.9rem; margin-bottom: 0.8rem; }
.project-num {
  font-size: 1.6rem; font-weight: 600; color: var(--beige);
  line-height: 1;
}
.project-cat {
  font-size: 0.78rem; font-weight: 600; letter-spacing: 0.16em; text-transform: uppercase;
  color: var(--marron); margin: 0;
}
.project-title { font-size: clamp(1.5rem, 3vw, 2.1rem); color: var(--bordeaux); margin-bottom: 0.4rem; }
.project-client { color: var(--bleu-canard-clair); font-weight: 500; margin-bottom: 1rem; }
.project-note {
  display: inline-block; margin: 0 0 1rem;
  font-size: 0.78rem; font-weight: 500; letter-spacing: 0.04em;
  color: var(--marron); font-style: italic;
  padding: 0.25rem 0.7rem; border: 1px solid var(--ligne); border-radius: 999px;
}
.project-desc { font-weight: 300; font-size: 1.08rem; max-width: 54ch; margin-bottom: 1.4rem; }
.project-facts { list-style: none; margin: 0 0 1.6rem; padding: 0; }
.project-facts li {
  position: relative; padding-left: 1.4rem; margin-bottom: 0.5rem;
  color: var(--texte); font-weight: 400;
}
.project-facts li::before {
  content: ""; position: absolute; left: 0; top: 0.62em;
  width: 0.6rem; height: 1px; background: var(--bordeaux-clair);
}
.project-data {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem;
  margin: 0; padding-top: 1.4rem; border-top: 1px solid var(--ligne);
}
.project-data dt {
  font-size: 0.72rem; font-weight: 600; letter-spacing: 0.1em; text-transform: uppercase;
  color: var(--marron); margin-bottom: 0.3rem;
}
.project-data dd { margin: 0; font-weight: 500; font-size: 1rem; color: var(--bordeaux); }

/* ---------- Accordéon SEO / FAQ (discret) ---------- */
.faq { border-top: 1px solid var(--ligne); max-width: 860px; }
.faq-item { border-bottom: 1px solid var(--ligne); }
.faq-item summary {
  list-style: none; cursor: pointer;
  display: flex; align-items: center; justify-content: space-between; gap: 1.5rem;
  padding: 1.25rem 0;
  font-size: clamp(1rem, 1.6vw, 1.12rem); font-weight: 500; color: var(--bordeaux);
  transition: color 0.25s var(--ease);
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary:hover { color: var(--bordeaux-clair); }
.faq-item summary::after {
  content: ""; flex: 0 0 auto;
  width: 13px; height: 13px; position: relative;
  background:
    linear-gradient(var(--marron), var(--marron)) center / 100% 1.5px no-repeat,
    linear-gradient(var(--marron), var(--marron)) center / 1.5px 100% no-repeat;
  transition: transform 0.3s var(--ease);
}
.faq-item[open] summary::after { transform: rotate(135deg); }
.faq-body { padding: 0 0 1.4rem; max-width: 72ch; }
.faq-body p { margin: 0; color: var(--texte-doux); font-weight: 400; }
.faq-item[open] .faq-body { animation: faqIn 0.4s var(--ease); }
@keyframes faqIn { from { opacity: 0; transform: translateY(-4px); } to { opacity: 1; transform: none; } }

/* ---------- Contact ---------- */
.contact {
  background: var(--bleu-canard);
  color: var(--blanc-casse);
  position: relative;
  overflow: hidden;
}
.contact::after {
  content: ""; position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(246, 242, 234, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(246, 242, 234, 0.03) 1px, transparent 1px);
  background-size: 64px 64px; pointer-events: none;
}
.contact .container { position: relative; z-index: 1; }
.contact-grid {
  display: grid; grid-template-columns: 1fr; gap: clamp(2.5rem, 5vw, 4rem);
}
.contact-lead { font-size: clamp(1.6rem, 3.5vw, 2.4rem); font-weight: 600; color: var(--blanc-casse); margin-bottom: 1rem; }
.contact-intro p { font-weight: 300; color: rgba(246, 242, 234, 0.85); max-width: 44ch; }
.contact-signature { margin-top: 1.6rem; font-weight: 500; color: var(--blanc-casse); }
.contact-signature span { font-weight: 300; color: var(--beige); }

.contact-list { list-style: none; margin: 0; padding: 0; }
.contact-list li {
  display: flex; flex-direction: column; gap: 0.25rem;
  padding: 1.2rem 0; border-top: 1px solid rgba(246, 242, 234, 0.16);
}
.contact-list li:last-child { border-bottom: 1px solid rgba(246, 242, 234, 0.16); }
.contact-label {
  font-size: 0.74rem; font-weight: 600; letter-spacing: 0.16em; text-transform: uppercase;
  color: var(--beige);
}
.contact-list a, .contact-static { font-size: 1.2rem; font-weight: 500; color: var(--blanc-casse); }
.contact-list a:hover { color: var(--beige); }

/* ---------- Footer ---------- */
.site-footer {
  background: var(--bordeaux);
  color: var(--blanc-casse);
  padding-block: clamp(2.5rem, 5vw, 3.5rem);
}
.footer-inner {
  display: grid; grid-template-columns: 1fr; gap: 2rem;
  align-items: center;
}
.footer-brand img { height: 36px; width: auto; margin-bottom: 0.8rem; }
.footer-brand p { color: rgba(246, 242, 234, 0.7); font-weight: 300; margin: 0; font-size: 0.95rem; }
.footer-links { display: flex; flex-wrap: wrap; gap: 1.5rem; }
.footer-links a { color: var(--blanc-casse); font-weight: 500; font-size: 0.95rem; }
.footer-links a:hover { color: var(--beige); }
.footer-legal {
  display: flex; flex-wrap: wrap; gap: 0.5rem 1.5rem; justify-content: space-between;
  margin: 0; padding-top: 1.5rem; border-top: 1px solid rgba(246, 242, 234, 0.16);
  color: rgba(246, 242, 234, 0.7); font-size: 0.88rem; grid-column: 1 / -1;
}
.footer-legal a { color: rgba(246, 242, 234, 0.85); }
.footer-legal a:hover { color: var(--beige); }

/* ---------- Animations d'apparition ---------- */
.reveal {
  opacity: 0; transform: translateY(22px);
  transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
}
.reveal.is-visible { opacity: 1; transform: none; }

/* ---------- Responsive ---------- */
@media (min-width: 720px) {
  .services-grid { grid-template-columns: 1fr 1fr; }
  .footer-inner { grid-template-columns: 1fr auto; }
  .footer-legal { grid-column: 1 / -1; }
}

@media (min-width: 860px) {
  .about-grid { grid-template-columns: 1.6fr 1fr; }
  .contact-grid { grid-template-columns: 1fr 1fr; }
  .project { grid-template-columns: 1.1fr 1fr; }
  .project--reverse .project-media { order: 2; }
}

@media (min-width: 1040px) {
  .services-grid { grid-template-columns: repeat(4, 1fr); }
}

/* ---------- Navigation mobile ---------- */
@media (max-width: 859px) {
  .nav-toggle {
    display: inline-flex; flex-direction: column; justify-content: center; gap: 5px;
    width: 44px; height: 44px; padding: 0; background: transparent; border: none; cursor: pointer;
    position: relative; z-index: 120;
  }
  .nav-toggle span {
    display: block; width: 24px; height: 2px; background: var(--bordeaux);
    transition: transform 0.3s var(--ease), opacity 0.3s var(--ease);
  }
  .site-header.is-scrolled .nav-toggle span { background: var(--bordeaux); }
  .nav-toggle[aria-expanded="true"] span { background: var(--blanc-casse); }
  .nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
  .nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

  .nav-list {
    position: fixed; inset: 0; z-index: 110;
    flex-direction: column; justify-content: center; gap: 1.8rem;
    background: var(--bordeaux);
    transform: translateX(100%); transition: transform 0.4s var(--ease);
    padding: 2rem;
  }
  .nav-list.is-open { transform: translateX(0); }
  .nav-list a { color: var(--blanc-casse); font-size: 1.5rem; }
  .nav-list .nav-cta { border-color: rgba(246, 242, 234, 0.5); padding: 0.7rem 1.6rem !important; }
  body.nav-open { overflow: hidden; }
}

/* ---------- Footer enrichi (colonnes de liens) ---------- */
.footer-nav { display: flex; flex-wrap: wrap; gap: 2.5rem 4rem; }
.footer-col { display: flex; flex-direction: column; gap: 0.7rem; }
.footer-col-title {
  font-size: 0.74rem; font-weight: 600; letter-spacing: 0.16em; text-transform: uppercase;
  color: var(--beige); margin: 0 0 0.3rem;
}
.footer-col a { color: var(--blanc-casse); font-weight: 500; font-size: 0.95rem; }
.footer-col a:hover { color: var(--beige); }

/* ---------- Sous-pages (expertise / particuliers) ---------- */
.page-hero {
  background: var(--blanc-casse);
  position: relative; overflow: hidden;
  margin-top: -72px;
  padding-top: calc(72px + clamp(3rem, 7vw, 5.5rem));
  padding-bottom: clamp(2.5rem, 6vw, 4.5rem);
}
.page-hero::before {
  content: ""; position: absolute; inset: 0;
  background: radial-gradient(760px 460px at 90% -20%, rgba(230, 184, 164, 0.30), transparent 62%);
  pointer-events: none;
}
.page-hero .container { position: relative; z-index: 1; }
.breadcrumb { font-size: 0.85rem; color: var(--texte-doux); margin-bottom: 1.4rem; }
.breadcrumb a { color: var(--marron); font-weight: 500; }
.breadcrumb a:hover { color: var(--bordeaux); }
.breadcrumb span { margin: 0 0.4rem; color: var(--ligne); }
.page-title {
  font-size: clamp(2rem, 5vw, 3.4rem); font-weight: 600; letter-spacing: -0.02em;
  color: var(--bleu-canard); max-width: 18ch; margin-bottom: 1.2rem;
}
.page-lead {
  font-size: clamp(1.05rem, 1.9vw, 1.28rem); font-weight: 400; color: var(--texte-doux);
  max-width: 60ch; margin-bottom: 2rem;
}

/* Contenu rédactionnel */
.prose { max-width: 760px; }
.prose h2 {
  font-size: clamp(1.5rem, 3vw, 2.1rem); color: var(--bordeaux);
  margin: 2.6rem 0 0.9rem;
}
.prose h3 { font-size: 1.2rem; color: var(--bordeaux); margin: 1.8rem 0 0.6rem; }
.prose p { font-weight: 400; color: var(--texte); margin-bottom: 1.1rem; }
.prose strong { font-weight: 600; color: var(--bordeaux); }
.prose ul { list-style: none; margin: 0 0 1.4rem; padding: 0; }
.prose ul li { position: relative; padding-left: 1.5rem; margin-bottom: 0.6rem; color: var(--texte); }
.prose ul li::before {
  content: ""; position: absolute; left: 0; top: 0.62em;
  width: 0.7rem; height: 2px; background: var(--bordeaux-clair);
}

/* Bande CTA de bas de page */
.cta-band { background: var(--bleu-canard, var(--bleu-canard)); color: var(--blanc-casse); }
.cta-band { background: var(--bleu-canard); }
.cta-inner {
  display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between;
  gap: 1.5rem 2.5rem;
}
.cta-text h2 { color: var(--blanc-casse); font-size: clamp(1.5rem, 3vw, 2.2rem); margin-bottom: 0.5rem; }
.cta-text p { color: rgba(246, 242, 234, 0.82); font-weight: 300; margin: 0; max-width: 48ch; }
.cta-actions { display: flex; flex-wrap: wrap; gap: 1rem; }
.cta-band .btn-ghost { border-color: rgba(246, 242, 234, 0.45); color: var(--blanc-casse); }
.cta-band .btn-ghost:hover { background: var(--blanc-casse); color: var(--bleu-canard); }

/* Liens entre pages d'expertise */
.related { display: flex; flex-wrap: wrap; gap: 1rem; margin-top: 1.8rem; }
.related a {
  display: inline-flex; align-items: center; gap: 0.5rem;
  padding: 0.6rem 1.1rem; border: 1px solid var(--ligne); border-radius: 999px;
  font-weight: 500; font-size: 0.92rem; color: var(--bordeaux);
}
.related a:hover { border-color: var(--bordeaux-clair); color: var(--bordeaux-clair); }

/* ---------- Préférences de mouvement réduit ---------- */
@media (prefers-reduced-motion: reduce) {
  * { animation-duration: 0.001ms !important; transition-duration: 0.001ms !important; }
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; }
}