:root {
  --bg: #F5F2EC;
  --bg-2: #EDE7D9;
  --bg-deep: #15110D;
  --ink: #15110D;
  --ink-2: #2D261F;
  --muted: #6B6258;
  --line: rgba(21, 17, 13, 0.12);
  --line-soft: rgba(21, 17, 13, 0.06);
  --line-light: rgba(245, 242, 236, 0.18);
  --accent: #0E1A2B;
  --gold: #C8A45D;
  --serif: "Fraunces", "Times New Roman", Georgia, serif;
  --sans: "Geist", -apple-system, BlinkMacSystemFont, "Helvetica Neue", Arial, sans-serif;
  --wrap: 1280px;
  --pad-x: clamp(1.25rem, 4vw, 2.5rem);
  --section-y: clamp(4.5rem, 10vw, 8rem);
  --radius-lg: 12px;
  --radius-sm: 4px;
  --ease: cubic-bezier(0.2, 0.8, 0.2, 1);

  /* Unsplash editorial sources */
  --img-interior: none;
  --img-interior-md: none;
  --img-facade: none;
  --img-facade-sm: none;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: var(--sans);
  font-size: 16px; line-height: 1.55;
  color: var(--ink); background: var(--bg);
  font-feature-settings: "ss01", "cv11";
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}
body::before {
  content: ""; position: fixed; inset: 0;
  pointer-events: none; z-index: 9999;
  opacity: 0.035; mix-blend-mode: multiply;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='3'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}
img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font: inherit; cursor: pointer; border: 0; background: none; color: inherit; }
ul, ol { list-style: none; padding: 0; margin: 0; }
h1, h2, h3, h4 { margin: 0; font-weight: 400; letter-spacing: -0.01em; }
::selection { background: var(--accent); color: var(--bg); }
.wrap { max-width: var(--wrap); margin: 0 auto; padding-left: var(--pad-x); padding-right: var(--pad-x); }

/* Buttons */
.btn { display: inline-flex; align-items: center; gap: 0.6rem; padding: 0.95rem 1.5rem; border-radius: 999px; font-weight: 500; font-size: 0.95rem; letter-spacing: -0.005em; transition: all 0.25s var(--ease); white-space: nowrap; }
.btn-sm { padding: 0.55rem 1.05rem; font-size: 0.85rem; }
.btn-lg { padding: 1.1rem 1.8rem; font-size: 1rem; }
.btn-block { width: 100%; justify-content: center; }
.btn-pri { background: var(--ink); color: var(--bg); }
.btn-pri:hover { background: var(--accent); transform: translateY(-1px); }
.btn-ghost { background: transparent; color: var(--ink); border: 1px solid var(--ink); }
.btn-ghost:hover { background: var(--ink); color: var(--bg); }
.btn-light { background: var(--bg); color: var(--ink); border: 1px solid var(--bg); }
.btn-light:hover { background: var(--gold); border-color: var(--gold); }

/* Header */
.site-header { position: sticky; top: 0; z-index: 100; background: rgba(245, 242, 236, 0.85); backdrop-filter: saturate(180%) blur(14px); -webkit-backdrop-filter: saturate(180%) blur(14px); border-bottom: 1px solid var(--line); transition: box-shadow 0.3s var(--ease); }
.header-wrap { display: flex; align-items: center; justify-content: space-between; height: 72px; gap: 2rem; }
.brand { display: flex; align-items: baseline; gap: 0.7rem; font-family: var(--serif); }
.brand-mark { font-size: 1.05rem; font-weight: 500; letter-spacing: 0.04em; color: var(--accent); }
.brand-mark em { font-style: normal; opacity: 0.4; margin: 0 1px; }
.brand-full { font-size: 1.15rem; font-weight: 400; letter-spacing: -0.01em; }
.brand-full em { font-style: italic; font-weight: 300; }
.brand-tld { color: var(--muted); font-style: italic; font-size: 0.95em; }
.nav { display: flex; align-items: center; gap: 1.5rem; font-size: 0.92rem; }
.nav a:not(.btn):not(.nav-tel) { color: var(--ink-2); position: relative; padding: 0.3rem 0; transition: color 0.2s var(--ease); }
.nav a:not(.btn):not(.nav-tel)::after { content: ""; position: absolute; left: 0; right: 0; bottom: -2px; height: 1px; background: var(--accent); transform-origin: right; transform: scaleX(0); transition: transform 0.3s var(--ease); }
.nav a:not(.btn):not(.nav-tel):hover { color: var(--accent); }
.nav a:not(.btn):not(.nav-tel):hover::after { transform-origin: left; transform: scaleX(1); }
.nav-tel { display: inline-flex; align-items: center; gap: 0.4rem; font-weight: 500; color: var(--accent); letter-spacing: -0.01em; }
.burger { display: none; flex-direction: column; gap: 5px; padding: 8px; }
.burger span { width: 22px; height: 1.5px; background: var(--ink); transition: all 0.3s var(--ease); }
.burger[aria-expanded="true"] span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.burger[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.burger[aria-expanded="true"] span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }
.mobile-menu { display: none; flex-direction: column; gap: 1.1rem; padding: 1.5rem var(--pad-x) 2rem; border-top: 1px solid var(--line); font-size: 1.05rem; }
.mobile-menu[data-open="true"] { display: flex; }
.mobile-menu .btn { align-self: flex-start; }

/* HERO with image */
.hero { position: relative; padding: clamp(3.5rem, 9vw, 6rem) 0 clamp(4rem, 8vw, 6rem); overflow: hidden; }
.hero-grid { position: relative; z-index: 2; display: grid; grid-template-columns: 1.05fr 0.95fr; gap: clamp(2rem, 5vw, 4.5rem); align-items: center; }
.hero-content { max-width: 620px; }
.hero-meta { display: inline-flex; align-items: center; gap: 0.6rem; font-size: 0.78rem; text-transform: uppercase; letter-spacing: 0.16em; color: var(--muted); margin-bottom: 2rem; animation: fadeUp 0.8s var(--ease) both; }
.hero-meta .dot { width: 6px; height: 6px; border-radius: 50%; background: var(--accent); box-shadow: 0 0 0 4px rgba(14, 26, 43, 0.15); }
.hero-title { font-family: var(--serif); font-size: clamp(2.4rem, 5.5vw, 4.6rem); line-height: 1.0; font-weight: 380; letter-spacing: -0.025em; margin-bottom: 1.6rem; font-variation-settings: "opsz" 144, "SOFT" 50; animation: fadeUp 1s var(--ease) 0.1s both; }
.hero-title em { font-style: italic; font-weight: 320; color: var(--accent); font-variation-settings: "opsz" 144, "SOFT" 100; }
.hero-sub { font-size: clamp(1rem, 1.4vw, 1.18rem); line-height: 1.55; color: var(--ink-2); margin: 0 0 2.2rem; animation: fadeUp 1s var(--ease) 0.25s both; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 0.7rem; margin-bottom: 2.6rem; animation: fadeUp 1s var(--ease) 0.4s both; }
.hero-reassurance { font-size: 0.82rem; color: var(--muted); margin: 0 0 1.4rem; letter-spacing: 0.02em; animation: fadeUp 1s var(--ease) 0.42s both; }
.hero-trust { display: flex; flex-wrap: wrap; gap: 1.2rem 2rem; font-size: 0.85rem; color: var(--muted); padding-top: 1.8rem; border-top: 1px solid var(--line); animation: fadeUp 1s var(--ease) 0.55s both; }
.hero-trust li { display: flex; align-items: center; gap: 0.4rem; }
.hero-trust strong { color: var(--ink); font-weight: 500; }

.hero-visual { position: relative; aspect-ratio: 4/5; border-radius: var(--radius-lg); overflow: hidden; background-color: #2D261F; animation: fadeIn 1.4s var(--ease) 0.3s both; }
.hero-visual img { width: 100%; height: 100%; object-fit: cover; display: block; }
.hero-visual::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, transparent 50%, rgba(21, 17, 13, 0.25) 100%); pointer-events: none; }
.hero-visual-meta { position: absolute; left: 1.3rem; bottom: 1.2rem; right: 1.3rem; z-index: 2; color: rgba(245, 242, 236, 0.85); font-size: 0.72rem; text-transform: uppercase; letter-spacing: 0.18em; display: flex; justify-content: space-between; align-items: baseline; gap: 1rem; }
.hero-visual-meta em { color: var(--gold); font-style: italic; letter-spacing: 0.04em; text-transform: none; font-family: var(--serif); font-size: 0.95rem; }

@keyframes fadeUp { from { opacity: 0; transform: translateY(20px); } to { opacity: 1; transform: translateY(0); } }
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }

/* Section heads */
.section-head { margin-bottom: clamp(2.5rem, 5vw, 4rem); max-width: 880px; }
.section-lead { font-size: 1.05rem; color: var(--ink-2); max-width: 68ch; margin: 1rem 0 0; line-height: 1.65; }
.section-num { display: inline-block; font-size: 0.78rem; text-transform: uppercase; letter-spacing: 0.18em; color: var(--muted); margin-bottom: 1.2rem; padding-left: 1.4rem; position: relative; }
.section-num::before { content: ""; position: absolute; left: 0; top: 50%; width: 1rem; height: 1px; background: var(--accent); }
.section-num.light { color: rgba(245, 242, 236, 0.6); }
.section-num.light::before { background: var(--gold); }
.section-title { font-family: var(--serif); font-size: clamp(1.9rem, 4vw, 3.2rem); line-height: 1.05; letter-spacing: -0.02em; font-weight: 380; font-variation-settings: "opsz" 144, "SOFT" 50; }
.section-title em { font-style: italic; color: var(--accent); font-weight: 320; font-variation-settings: "opsz" 144, "SOFT" 100; }
.section-title.light { color: var(--bg); }
.section-title.light em { color: var(--gold); }

/* Autorité chiffres */
.autorite { background: var(--accent); padding: clamp(2.5rem, 5vw, 4rem) 0; }
.autorite-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0; }
.autorite-stat { padding: 0 2rem; border-right: 1px solid rgba(245,242,236,0.12); }
.autorite-stat:first-child { padding-left: 0; }
.autorite-stat:last-child { border-right: none; }
.autorite-num { display: block; font-family: var(--serif); font-size: clamp(2rem, 3.5vw, 2.8rem); font-weight: 380; color: var(--gold); letter-spacing: -0.02em; line-height: 1; margin-bottom: 0.6rem; font-variation-settings: "opsz" 144, "SOFT" 80; }
.autorite-label { font-size: 0.82rem; color: rgba(245,242,236,0.7); line-height: 1.45; }
@media (max-width: 900px) { .autorite-grid { grid-template-columns: 1fr 1fr; gap: 2rem; } .autorite-stat { border-right: none; padding: 0; } }
@media (max-width: 600px) { .autorite-grid { grid-template-columns: 1fr 1fr; gap: 1.5rem; } .autorite-num { font-size: 2rem; } }

/* Pillars */
.pillars { padding: var(--section-y) 0; border-top: 1px solid var(--line); }
.pillars-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 0; }
.pillar { padding: 2.5rem 2.5rem 2.5rem 0; border-top: 1px solid var(--line); }
.pillar:nth-child(odd) { padding-right: 3rem; }
.pillar:nth-child(even) { padding-left: 3rem; border-left: 1px solid var(--line); }
.pillar:nth-child(1), .pillar:nth-child(2) { border-top: none; padding-top: 0.5rem; }
.pillar-num { font-family: var(--serif); font-size: 1.4rem; color: var(--accent); display: block; margin-bottom: 1rem; }
.pillar h3 { font-family: var(--serif); font-size: 1.5rem; font-weight: 420; margin-bottom: 0.85rem; letter-spacing: -0.015em; }
.pillar p { color: var(--ink-2); line-height: 1.6; margin: 0; max-width: 50ch; }

/* Method */
.method { padding: var(--section-y) 0; background: var(--bg-2); position: relative; }
.method::before, .method::after { content: ""; position: absolute; left: 0; right: 0; height: 1px; background: var(--line); }
.method::before { top: 0; } .method::after { bottom: 0; }
.method-list { display: grid; gap: 0; }
.method-step { display: grid; grid-template-columns: 120px 1fr; gap: 2.5rem; padding: 2.2rem 0; border-top: 1px solid var(--line); align-items: start; transition: padding 0.4s var(--ease); }
.method-step:last-child { border-bottom: 1px solid var(--line); }
.method-step:hover { padding-left: 1rem; }
.method-num { font-family: var(--serif); font-size: 2.4rem; font-weight: 320; color: var(--accent); font-style: italic; line-height: 1; font-variation-settings: "opsz" 144, "SOFT" 100; }
.method-body h3 { font-family: var(--serif); font-size: 1.55rem; font-weight: 400; margin-bottom: 0.6rem; letter-spacing: -0.015em; }
.method-body p { color: var(--ink-2); margin: 0 0 0.8rem; max-width: 60ch; }
.method-time { font-size: 0.78rem; text-transform: uppercase; letter-spacing: 0.14em; color: var(--muted); display: inline-block; padding: 0.35rem 0.8rem; border: 1px solid var(--line); border-radius: 999px; }

/* Discretion */
.discretion { background: var(--bg-deep); color: var(--bg); padding: clamp(5rem, 10vw, 8rem) 0; position: relative; overflow: hidden; }
.discretion::before { content: ""; position: absolute; inset: 0; background: radial-gradient(ellipse at 30% 20%, rgba(14, 26, 43, 0.4) 0%, transparent 60%); pointer-events: none; }
.discretion-wrap { max-width: 1000px; position: relative; }
.pull-quote { font-family: var(--serif); font-size: clamp(1.8rem, 4vw, 3rem); line-height: 1.2; font-weight: 350; letter-spacing: -0.02em; margin: 1.5rem 0 2rem; color: var(--bg); font-variation-settings: "opsz" 144, "SOFT" 50; }
.pull-quote em { font-style: italic; color: var(--gold); font-weight: 320; font-variation-settings: "opsz" 144, "SOFT" 100; }
.pull-sub { font-size: 1.05rem; max-width: 680px; color: rgba(245, 242, 236, 0.75); line-height: 1.6; }

/* Dossiers traités (NEW) */
.dossiers { padding: var(--section-y) 0; }
.dossiers-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--line); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.dossier { background: var(--bg); padding: 2rem 1.8rem; display: flex; flex-direction: column; gap: 0.9rem; transition: background 0.3s var(--ease); }
.dossier:hover { background: var(--bg-2); }
.dossier-head { display: flex; justify-content: space-between; align-items: baseline; gap: 1rem; padding-bottom: 1rem; border-bottom: 1px solid var(--line-soft); }
.dossier-loc { font-size: 0.72rem; text-transform: uppercase; letter-spacing: 0.16em; color: var(--accent); font-weight: 500; }
.dossier-ref { font-family: var(--serif); font-style: italic; color: var(--muted); font-size: 0.85rem; }
.dossier-type { font-family: var(--serif); font-size: 1.4rem; font-weight: 400; letter-spacing: -0.015em; line-height: 1.15; }
.dossier-type em { font-style: italic; color: var(--accent); font-variation-settings: "opsz" 144, "SOFT" 100; }
.dossier-data { display: grid; grid-template-columns: 1fr 1fr; gap: 0.8rem 1rem; padding: 0.6rem 0; }
.dossier-data dt { font-size: 0.7rem; text-transform: uppercase; letter-spacing: 0.14em; color: var(--muted); margin-bottom: 0.2rem; }
.dossier-data dd { margin: 0; font-family: var(--serif); font-size: 1.15rem; font-weight: 420; color: var(--ink); letter-spacing: -0.01em; line-height: 1; }
.dossier-data .decote { color: var(--accent); }
.dossier-context { font-size: 0.88rem; color: var(--ink-2); line-height: 1.55; padding-top: 0.9rem; border-top: 1px solid var(--line-soft); margin: 0; }
.dossier-context strong { color: var(--ink); font-weight: 500; }
.dossiers-disclaimer { font-size: 0.78rem; color: var(--muted); font-style: italic; margin-top: 1.5rem; }

/* Cases — now with images */
.cases { padding: var(--section-y) 0; background: var(--bg-2); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.cases-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); }
.case-card { background: var(--bg-2); display: flex; flex-direction: column; position: relative; min-height: 320px; transition: background 0.3s var(--ease); overflow: hidden; }
.case-card:hover { background: var(--bg); }
.case-card:hover .case-arrow { color: var(--accent); transform: translateX(6px); }
.case-card:hover .case-image { transform: scale(1.04); }
.case-image { height: 130px; background-size: cover; background-position: center; position: relative; transition: transform 0.7s var(--ease); }
.case-image::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, rgba(21, 17, 13, 0) 60%, rgba(21, 17, 13, 0.35) 100%); }
.case-image-1 { background-image: var(--img-interior-md); }
.case-image-2 { background-image: var(--img-facade-sm); background-position: 50% 30%; }
.case-image-3 { background-image: var(--img-interior-md); background-position: 70% 50%; filter: sepia(15%); }
.case-image-4 { background-image: var(--img-facade-sm); background-position: 50% 70%; }
.case-image-5 { background-image: var(--img-interior-md); background-position: 30% 60%; filter: brightness(0.92); }
.case-image-6 { background-image: var(--img-facade-sm); background-position: 70% 50%; filter: sepia(10%) brightness(0.95); }
.case-body { padding: 1.6rem 1.8rem 1.9rem; display: flex; flex-direction: column; gap: 0.85rem; flex: 1; }
.case-tag { position: absolute; top: 1rem; right: 1rem; z-index: 2; font-size: 0.68rem; text-transform: uppercase; letter-spacing: 0.14em; color: var(--bg); background: rgba(21, 17, 13, 0.65); backdrop-filter: blur(6px); padding: 0.35rem 0.7rem; border-radius: 999px; }
.case-card h3 { font-family: var(--serif); font-size: 1.35rem; font-weight: 420; letter-spacing: -0.015em; max-width: 22ch; }
.case-card p { color: var(--ink-2); font-size: 0.92rem; margin: 0; flex: 1; line-height: 1.5; }
.case-arrow { font-size: 0.85rem; color: var(--ink); font-weight: 500; display: inline-block; transition: all 0.25s var(--ease); margin-top: 0.3rem; }

/* Testimonials */
.testimonials { padding: var(--section-y) 0; }
.testi-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 2rem; }
.testi { margin: 0; padding: 2.2rem 0; border-top: 1px solid var(--ink); }
.testi blockquote { font-family: var(--serif); font-size: 1.18rem; line-height: 1.45; font-weight: 380; letter-spacing: -0.01em; margin: 0 0 1.5rem; color: var(--ink); }
.testi figcaption { font-size: 0.85rem; color: var(--muted); border-top: 1px solid var(--line); padding-top: 1rem; }
.testi figcaption strong { color: var(--ink); font-weight: 500; }
.testi-note { font-size: 0.8rem; color: var(--muted); font-style: italic; margin-top: 2rem; text-align: center; }

/* Interlocuteur — anonymous, ambiance photo */
.interlocuteur { padding: var(--section-y) 0; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); background: var(--bg-2); }
.interlocuteur-grid { display: grid; grid-template-columns: 5fr 7fr; gap: clamp(2.5rem, 6vw, 5rem); align-items: start; }
.portrait { position: relative; aspect-ratio: 4 / 5; border-radius: var(--radius-lg); overflow: hidden; background-color: #2D261F; }
.portrait img { width: 100%; height: 100%; object-fit: cover; filter: saturate(0.85) brightness(0.92); }
.portrait::after { content: ""; position: absolute; inset: 0; background: linear-gradient(160deg, rgba(14, 26, 43, 0.15) 0%, transparent 35%, rgba(21, 17, 13, 0.4) 100%); pointer-events: none; }
.portrait-caption { position: absolute; left: 1.4rem; bottom: 1.2rem; right: 1.4rem; z-index: 2; color: rgba(245, 242, 236, 0.85); font-size: 0.72rem; text-transform: uppercase; letter-spacing: 0.18em; display: flex; justify-content: space-between; align-items: baseline; gap: 0.8rem; }
.portrait-caption em { color: var(--gold); font-style: italic; letter-spacing: 0.04em; text-transform: none; font-family: var(--serif); font-size: 0.85rem; }
.interlocuteur-body { padding-top: 0.5rem; }
.interlocuteur-eyebrow { font-size: 0.78rem; text-transform: uppercase; letter-spacing: 0.18em; color: var(--accent); margin-bottom: 1.2rem; }
.interlocuteur-title { font-family: var(--serif); font-size: clamp(1.7rem, 2.8vw, 2.2rem); font-weight: 400; letter-spacing: -0.015em; line-height: 1.2; margin: 0 0 1.6rem; }
.interlocuteur-title em { font-style: italic; color: var(--accent); font-variation-settings: "opsz" 144, "SOFT" 100; }
.interlocuteur-bio { color: var(--ink-2); line-height: 1.65; margin: 0 0 1rem; max-width: 56ch; font-size: 1.02rem; }
.interlocuteur-tags { display: flex; flex-wrap: wrap; gap: 0.4rem; margin: 1.4rem 0 0; }
.interlocuteur-tags span { font-size: 0.76rem; padding: 0.35rem 0.85rem; border: 1px solid var(--line); border-radius: 999px; color: var(--muted); background: var(--bg); letter-spacing: 0.02em; }
.interlocuteur-reassurance { font-size: 0.8rem; color: var(--muted); margin: 0.8rem 0 0; }
.credentials { margin-top: 2.5rem; padding-top: 2rem; border-top: 1px solid var(--line); display: grid; grid-template-columns: repeat(2, 1fr); gap: 1.4rem 2rem; }
.credential dt { font-size: 0.7rem; text-transform: uppercase; letter-spacing: 0.14em; color: var(--muted); margin-bottom: 0.3rem; }
.credential dd { margin: 0; font-family: var(--serif); font-size: 1rem; font-weight: 420; color: var(--ink); letter-spacing: -0.005em; line-height: 1.4; }
.credential dd em { font-style: italic; color: var(--accent); }
.interlocuteur-cta { margin-top: 2.5rem; display: flex; flex-wrap: wrap; gap: 0.7rem; }

/* FAQ */
.faq { padding: var(--section-y) 0; background: var(--bg); }
.faq-wrap { max-width: 920px; }
.faq-list { border-top: 1px solid var(--ink); }
.faq details { border-bottom: 1px solid var(--line); transition: background 0.2s var(--ease); }
.faq details[open] { background: rgba(14, 26, 43, 0.025); }
.faq summary { list-style: none; cursor: pointer; padding: 1.5rem 3rem 1.5rem 0; font-family: var(--serif); font-size: 1.18rem; font-weight: 420; letter-spacing: -0.01em; position: relative; transition: color 0.2s var(--ease); }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: ""; position: absolute; right: 0.3rem; top: 50%; width: 14px; height: 14px; border-right: 1.5px solid var(--ink); border-bottom: 1.5px solid var(--ink); transform: translateY(-70%) rotate(45deg); transition: transform 0.3s var(--ease); }
.faq details[open] summary { color: var(--accent); }
.faq details[open] summary::after { transform: translateY(-30%) rotate(-135deg); border-color: var(--accent); }
.faq summary:hover { color: var(--accent); }
.faq-body { padding: 0 3rem 1.8rem 0; }
.faq-body p { color: var(--ink-2); margin: 0; max-width: 70ch; line-height: 1.65; }
.faq-body strong { color: var(--ink); }

/* Estimation */
.estimation { background: var(--bg-deep); color: var(--bg); padding: var(--section-y) 0; position: relative; overflow: hidden; }
.estimation::before { content: ""; position: absolute; inset: 0; background: radial-gradient(ellipse at 80% 100%, rgba(14, 26, 43, 0.5) 0%, transparent 55%), radial-gradient(ellipse at 10% 0%, rgba(201, 169, 97, 0.06) 0%, transparent 55%); pointer-events: none; }
.estimation-wrap { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(2.5rem, 5vw, 4.5rem); align-items: start; position: relative; }
.estimation-intro .section-title.light { margin-bottom: 1.8rem; }
.estimation-lead { font-size: 1.05rem; color: rgba(245, 242, 236, 0.78); line-height: 1.6; max-width: 44ch; margin: 0 0 2.5rem; }
.estimation-trust { display: flex; flex-direction: column; gap: 1rem; margin-bottom: 2.5rem; }
.estimation-trust li { display: flex; align-items: center; gap: 0.8rem; color: rgba(245, 242, 236, 0.85); font-size: 0.95rem; }
.estimation-trust svg { color: var(--gold); flex-shrink: 0; }
.estimation-call { padding-top: 2rem; border-top: 1px solid var(--line-light); display: flex; flex-direction: column; gap: 0.4rem; }
.estimation-call span { font-size: 0.82rem; text-transform: uppercase; letter-spacing: 0.14em; color: rgba(245, 242, 236, 0.55); }
.estimation-call a { font-family: var(--serif); font-size: 2rem; font-weight: 380; color: var(--gold); letter-spacing: -0.01em; font-style: italic; font-variation-settings: "opsz" 144, "SOFT" 100; }

.estimation-form { background: rgba(245, 242, 236, 0.03); backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px); border: 1px solid var(--line-light); border-radius: var(--radius-lg); padding: clamp(1.6rem, 3vw, 2.4rem); display: flex; flex-direction: column; gap: 1.3rem; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1.1rem; }
.estimation-form label { display: flex; flex-direction: column; gap: 0.4rem; }
.estimation-form label > span { font-size: 0.78rem; text-transform: uppercase; letter-spacing: 0.12em; color: rgba(245, 242, 236, 0.6); }
.estimation-form input, .estimation-form select, .estimation-form textarea {
  font: inherit; font-size: 0.98rem; font-family: var(--sans);
  background: transparent; color: var(--bg);
  border: 0; border-bottom: 1px solid rgba(245, 242, 236, 0.25);
  padding: 0.7rem 0.1rem; border-radius: 0;
  transition: border-color 0.25s var(--ease); resize: vertical; min-width: 0;
}
.estimation-form select option { background: var(--bg-deep); color: var(--bg); }
.estimation-form input:focus, .estimation-form select:focus, .estimation-form textarea:focus { outline: none; border-bottom-color: var(--gold); }
.estimation-form textarea { min-height: 70px; }

/* Disclosure: Informations complémentaires */
.form-more { border-top: 1px solid rgba(245, 242, 236, 0.12); padding-top: 1rem; margin-top: 0.2rem; }
.form-more > summary { list-style: none; cursor: pointer; font-size: 0.85rem; text-transform: uppercase; letter-spacing: 0.14em; color: rgba(245, 242, 236, 0.7); padding: 0.4rem 0; transition: color 0.2s var(--ease); display: flex; align-items: center; gap: 0.6rem; }
.form-more > summary::-webkit-details-marker { display: none; }
.form-more > summary::after { content: "+"; font-size: 1.2rem; line-height: 1; transition: transform 0.3s var(--ease); margin-left: auto; color: var(--gold); font-family: var(--serif); }
.form-more[open] > summary { color: var(--gold); }
.form-more[open] > summary::after { transform: rotate(45deg); }
.form-more-inner { display: flex; flex-direction: column; gap: 1.3rem; padding: 1rem 0 0.3rem; }

.field-group { display: flex; flex-direction: column; gap: 0.55rem; }
.field-group > span:first-child { font-size: 0.78rem; text-transform: uppercase; letter-spacing: 0.12em; color: rgba(245, 242, 236, 0.6); }
.radio-group { display: flex; flex-wrap: wrap; gap: 0.45rem; }
.radio-group label { flex: 0 0 auto; flex-direction: row !important; align-items: center; gap: 0.45rem; cursor: pointer; padding: 0.6rem 1rem; border: 1px solid rgba(245, 242, 236, 0.22); border-radius: 999px; font-size: 0.86rem; color: rgba(245, 242, 236, 0.85); transition: all 0.2s var(--ease); }
.radio-group label:hover { border-color: var(--gold); color: var(--bg); }
.radio-group input[type="radio"] { appearance: none; -webkit-appearance: none; width: 13px; height: 13px; border: 1px solid rgba(245, 242, 236, 0.45); border-radius: 50%; margin: 0; padding: 0; position: relative; flex-shrink: 0; background: transparent; }
.radio-group input[type="radio"]:checked { border-color: var(--gold); }
.radio-group input[type="radio"]:checked::after { content: ""; position: absolute; inset: 2px; border-radius: 50%; background: var(--gold); }
.radio-group label:has(input:checked) { border-color: var(--gold); background: rgba(201, 169, 97, 0.08); color: var(--bg); }

.estimation-form .btn-pri { background: var(--bg); color: var(--ink); margin-top: 0.6rem; }
.estimation-form .btn-pri:hover { background: var(--gold); color: var(--ink); }
.form-reassurance-submit { font-size: 0.8rem; color: rgba(245,242,236,0.6); text-align: center; margin: -0.3rem 0 0; letter-spacing: 0.02em; }
.form-legal { font-size: 0.76rem; color: rgba(245, 242, 236, 0.5); line-height: 1.55; margin: 0.3rem 0 0; }
.form-legal a { color: rgba(245, 242, 236, 0.7); text-decoration: underline; text-underline-offset: 2px; }

/* Footer — full legal */
.site-footer { background: #0E0B08; color: rgba(245, 242, 236, 0.7); padding-top: clamp(4rem, 7vw, 6rem); }
.footer-top { display: grid; grid-template-columns: 1.5fr 1fr 1fr 1fr; gap: 3rem; padding-bottom: 3rem; }
.footer-brand .brand-mark { color: var(--gold); font-family: var(--serif); font-size: 1.2rem; display: inline-block; margin-bottom: 1.2rem; }
.footer-brand .brand-mark em { font-style: normal; opacity: 0.5; }
.footer-brand p { font-size: 0.92rem; line-height: 1.6; max-width: 38ch; margin: 0 0 1.5rem; }
.footer-credentials { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-top: 1rem; }
.footer-credentials span { font-size: 0.7rem; text-transform: uppercase; letter-spacing: 0.12em; padding: 0.35rem 0.7rem; border: 1px solid rgba(245, 242, 236, 0.18); border-radius: 999px; color: rgba(245, 242, 236, 0.6); }
.footer-nav h4, .footer-contact h4, .footer-legal h4 { font-family: var(--serif); font-size: 0.74rem; text-transform: uppercase; letter-spacing: 0.18em; font-weight: 500; color: var(--gold); margin-bottom: 1.4rem; }
.footer-nav, .footer-contact, .footer-legal { display: flex; flex-direction: column; gap: 0.7rem; font-size: 0.9rem; }
.footer-nav a, .footer-contact a, .footer-legal a { color: rgba(245, 242, 236, 0.7); transition: color 0.2s var(--ease); }
.footer-nav a:hover, .footer-contact a:hover, .footer-legal a:hover { color: var(--gold); }
.footer-tel { font-family: var(--serif) !important; font-size: 1.4rem !important; font-style: italic; color: var(--bg) !important; font-variation-settings: "opsz" 144, "SOFT" 100; }
.footer-address { font-size: 0.85rem; font-style: italic; margin: 0.5rem 0 0; color: rgba(245, 242, 236, 0.5); line-height: 1.55; }

/* Mid-footer: legal corporate identity */
.footer-mid { padding: 2rem 0; border-top: 1px solid var(--line-light); border-bottom: 1px solid var(--line-light); font-size: 0.82rem; line-height: 1.7; color: rgba(245, 242, 236, 0.55); }
.footer-mid-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 2rem; }
.footer-mid-block dt { font-size: 0.68rem; text-transform: uppercase; letter-spacing: 0.16em; color: var(--gold); margin-bottom: 0.4rem; opacity: 0.75; }
.footer-mid-block dd { margin: 0; color: rgba(245, 242, 236, 0.7); font-family: var(--serif); font-size: 0.92rem; line-height: 1.5; }
.footer-mid-block dd em { font-style: italic; color: rgba(245, 242, 236, 0.45); }

.footer-base-wrap { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 1rem; padding: 1.5rem var(--pad-x); font-size: 0.76rem; color: rgba(245, 242, 236, 0.45); }
.footer-base-wrap a { color: rgba(245, 242, 236, 0.6); }
.footer-base-wrap a:hover { color: var(--gold); }

/* Mobile sticky CTA */
.mobile-cta { display: none; position: fixed; bottom: 0; left: 0; right: 0; z-index: 90; background: var(--bg-deep); padding: 0.7rem 1rem env(safe-area-inset-bottom); gap: 0.5rem; border-top: 1px solid rgba(245, 242, 236, 0.1); box-shadow: 0 -10px 40px rgba(0, 0, 0, 0.15); }
.mobile-cta a { flex: 1; text-align: center; padding: 0.95rem 1rem; border-radius: 999px; font-size: 0.9rem; font-weight: 500; display: inline-flex; align-items: center; justify-content: center; gap: 0.4rem; }
.mobile-cta-tel { background: rgba(245, 242, 236, 0.08); color: var(--bg); border: 1px solid rgba(245, 242, 236, 0.2); flex: 0 0 38%; }
.mobile-cta-est { background: var(--gold); color: var(--ink); }

/* Responsive */
@media (max-width: 980px) {
  .nav { display: none; }
  .burger { display: flex; }
  .hero-grid { grid-template-columns: 1fr; gap: 2.5rem; }
  .hero-visual { aspect-ratio: 16/10; max-height: 60vh; order: -1; }
  .pillars-grid { grid-template-columns: 1fr; }
  .pillar:nth-child(odd), .pillar:nth-child(even) { padding-left: 0; padding-right: 0; border-left: none; }
  .pillar:nth-child(2) { border-top: 1px solid var(--line); padding-top: 2.5rem; }
  .dossiers-grid { grid-template-columns: 1fr 1fr; }
  .cases-grid { grid-template-columns: 1fr 1fr; }
  .testi-grid { grid-template-columns: 1fr; gap: 0; }
  .interlocuteur-grid { grid-template-columns: 1fr; }
  .portrait { aspect-ratio: 16 / 10; max-width: 520px; }
  .credentials { grid-template-columns: 1fr 1fr; }
  .estimation-wrap { grid-template-columns: 1fr; }
  .footer-top { grid-template-columns: 1fr 1fr; gap: 2.5rem; }
  .footer-brand { grid-column: 1 / -1; }
  .footer-mid-grid { grid-template-columns: 1fr 1fr; gap: 1.6rem; }
  .mobile-cta { display: flex; }
  body { padding-bottom: 70px; }
}

@media (max-width: 640px) {
  .header-wrap { height: 64px; }
  .brand-full { font-size: 1rem; }
  .brand-mark { display: none; }
  .brand-full em { display: inline; font-style: italic; font-weight: 300; }
  .hero { padding-top: 2rem; }
  .hero-visual { aspect-ratio: 4/5; max-height: 70vh; }
  .method-step { grid-template-columns: 1fr; gap: 0.5rem; }
  .method-num { font-size: 1.8rem; }
  .dossiers-grid { grid-template-columns: 1fr; }
  .dossier { padding: 1.7rem 1.4rem; }
  .cases-grid { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; gap: 1.3rem; }
  .estimation-form { gap: 1.5rem; }
  .credentials { grid-template-columns: 1fr; }
  .footer-top { grid-template-columns: 1fr; }
  .footer-mid-grid { grid-template-columns: 1fr; gap: 1.4rem; }
  .footer-base-wrap { flex-direction: column; align-items: flex-start; gap: 0.5rem; }
  .pillar { padding: 2rem 0; }
  .testimonials, .interlocuteur, .faq, .dossiers, .cases, .testimonials, .pillars { padding: clamp(3rem, 8vw, 5rem) 0; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
  html { scroll-behavior: auto; }
}