/* ============================================================
   LKP Concept — feuille de style unique
   ------------------------------------------------------------
   Palette (ancrée chantier, pas "luxe générique") :
     #14120F  noir chaud            → fond principal
     #1F1C17  surface               → cartes / sections
     #C9A24B  or mat / laiton       → accent principal
     #E8E3D8  blanc cassé chaud     → texte principal
     #7A7568  gris chaud            → texte secondaire
     #8B3A2B  brique / terracotta   → accent secondaire rare (CTA / détail)
   Typo : Montserrat (UI / titres) + Fraunces (accents éditoriaux)
   ============================================================ */

:root {
  --bg:          #14120F;
  --bg-2:        #100E0C;
  --surface:     #1F1C17;
  --surface-2:   #262219;
  --line:        #322D24;
  --line-soft:   #262219;
  --gold:        #C9A24B;
  --gold-bright: #E0BE73;
  --text:        #E8E3D8;
  --text-dim:    #7A7568;
  --brick:       #8B3A2B;
  --brick-bright:#A9503F;

  --maxw: 1180px;
  --radius: 4px;
  --radius-lg: 8px;
  --ease: cubic-bezier(.22, 1, .36, 1);

  --font-ui: 'Montserrat', 'Segoe UI', system-ui, Arial, sans-serif;
  --font-editorial: 'Fraunces', 'Iowan Old Style', Georgia, 'Times New Roman', serif;
}

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

[hidden] { display: none !important; }

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

body {
  font-family: var(--font-ui);
  background: var(--bg);
  color: var(--text);
  line-height: 1.65;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  overflow-x: clip;
}

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

a { color: var(--gold); text-decoration: none; transition: color .2s var(--ease); }
a:hover { color: var(--gold-bright); }

::selection { background: var(--gold); color: var(--bg); }

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

/* ---------- Texture d'ambiance (légère, sans coût au scroll) ---------- */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  opacity: .5;
  background:
    radial-gradient(120% 70% at 50% 0%, rgba(201, 162, 75, .05), transparent 60%),
    radial-gradient(100% 60% at 50% 100%, rgba(0, 0, 0, .35), transparent 55%);
}

/* ---------- Layout ---------- */
.container {
  width: 100%;
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 24px;
  position: relative;
  z-index: 2;
}

.section {
  padding: clamp(72px, 12vw, 140px) 0;
  position: relative;
}
.section--alt { background: var(--bg-2); }
.section--tight { padding-top: clamp(48px, 8vw, 90px); }

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  color: var(--gold);
  text-transform: uppercase;
  letter-spacing: .28em;
  font-size: .72rem;
  font-weight: 600;
  margin-bottom: 22px;
}
.eyebrow::before {
  content: "";
  width: 28px;
  height: 1px;
  background: var(--gold);
}

.section-title {
  font-family: var(--font-editorial);
  font-weight: 400;
  font-size: clamp(1.9rem, 4.6vw, 3rem);
  line-height: 1.12;
  color: var(--text);
  letter-spacing: -.01em;
  max-width: 20ch;
}
.section-title em {
  font-style: italic;
  color: var(--gold);
}
.section-title--center { margin-left: auto; margin-right: auto; text-align: center; max-width: 24ch; }

.section-lead {
  margin-top: 22px;
  max-width: 62ch;
  color: var(--text-dim);
  font-size: 1.05rem;
}
.section-lead--center { margin-left: auto; margin-right: auto; text-align: center; }

/* ---------- Boutons ---------- */
.btn {
  --btn-bg: var(--gold);
  --btn-fg: var(--bg);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 15px 30px;
  background: var(--btn-bg);
  color: var(--btn-fg);
  border: 1px solid var(--btn-bg);
  border-radius: var(--radius);
  font-family: var(--font-ui);
  font-weight: 600;
  font-size: .82rem;
  letter-spacing: .12em;
  text-transform: uppercase;
  cursor: pointer;
  transition: transform .25s var(--ease), box-shadow .25s var(--ease), background .2s var(--ease), color .2s var(--ease);
  will-change: transform;
}
.btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 30px -12px rgba(201, 162, 75, .5);
  color: var(--btn-fg);
}
.btn:active { transform: translateY(0); }

.btn--ghost {
  --btn-bg: transparent;
  --btn-fg: var(--text);
  border-color: var(--line);
}
.btn--ghost:hover {
  border-color: var(--gold);
  color: var(--gold);
  box-shadow: none;
}
.btn--brick {
  --btn-bg: var(--brick);
  --btn-fg: #F4E7E2;
}
.btn--brick:hover { box-shadow: 0 12px 30px -12px rgba(139, 58, 43, .6); }

.btn--lg { padding: 18px 38px; font-size: .85rem; }
.btn--block { width: 100%; }

.btn .arrow { transition: transform .25s var(--ease); }
.btn:hover .arrow { transform: translateX(4px); }

/* ---------- Header ---------- */
.site-header {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 100;
  padding: 18px 0;
  transition: padding .3s var(--ease), background .3s var(--ease), border-color .3s var(--ease);
  border-bottom: 1px solid transparent;
}
.site-header.is-scrolled {
  padding: 10px 0;
  background: rgba(20, 18, 15, .82);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom-color: var(--line);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--text);
}
.brand:hover { color: var(--text); }
.brand-logo {
  height: 52px;
  width: auto;
  transition: height .3s var(--ease);
  /* Le fichier du logo a un fond noir plein (pas de vraie transparence) :
     "screen" fait disparaître le noir et ne garde que le dessin doré/argent. */
  mix-blend-mode: screen;
}
.is-scrolled .brand-logo { height: 42px; }
.brand-fallback {
  font-weight: 700;
  font-size: 1.05rem;
  letter-spacing: .22em;
  line-height: 1;
}
.brand-fallback strong { color: var(--gold); font-weight: 800; }
.brand-tag {
  display: block;
  font-size: .58rem;
  letter-spacing: .3em;
  color: var(--text-dim);
  font-weight: 500;
  text-transform: uppercase;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 34px;
}
.site-nav a:not(.btn) {
  color: var(--text);
  font-weight: 500;
  font-size: .82rem;
  text-transform: uppercase;
  letter-spacing: .1em;
  position: relative;
  padding: 6px 0;
}
.site-nav a:not(.btn)::after {
  content: "";
  position: absolute;
  left: 0; bottom: 0;
  width: 100%;
  height: 1px;
  background: var(--gold);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform .3s var(--ease);
}
.site-nav a:not(.btn):hover::after,
.site-nav a:not(.btn).is-active::after {
  transform: scaleX(1);
  transform-origin: left;
}
.site-nav a:not(.btn):hover,
.site-nav a:not(.btn).is-active { color: var(--gold); }

.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 6px;
  background: none;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  cursor: pointer;
}
.nav-toggle span {
  width: 20px;
  height: 2px;
  background: var(--gold);
  transition: transform .3s var(--ease), opacity .2s var(--ease);
}
body.nav-open .nav-toggle span:nth-child(1) { transform: translateY(8px) rotate(45deg); }
body.nav-open .nav-toggle span:nth-child(2) { opacity: 0; }
body.nav-open .nav-toggle span:nth-child(3) { transform: translateY(-8px) rotate(-45deg); }

/* ---------- Hero ---------- */
.hero {
  position: relative;
  min-height: 100svh;
  max-height: 1000px;
  display: flex;
  align-items: center;
  padding: 140px 0 90px;
  overflow: hidden;
}
@media (min-height: 1001px) {
  .hero { min-height: 860px; }
}
.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  overflow: hidden;
  background: linear-gradient(180deg, #1a1712, #14120F 60%, #100E0C);
}
.hero-bg__img {
  position: absolute;
  inset: -24% 0;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  opacity: .3;
  filter: grayscale(.3) contrast(1.05);
}
.hero-bg::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  background:
    radial-gradient(120% 80% at 20% 10%, rgba(201,162,75,.12), transparent 55%),
    linear-gradient(180deg, rgba(20,18,15,.28), rgba(20,18,15,.72) 55%, rgba(20,18,15,.9));
}
.hero-inner {
  max-width: 900px;
}
.hero h1 {
  font-family: var(--font-editorial);
  font-weight: 400;
  font-size: clamp(2.4rem, 7vw, 4.6rem);
  line-height: 1.05;
  letter-spacing: -.02em;
  color: var(--text);
  margin-bottom: 28px;
}
.hero h1 em {
  font-style: italic;
  color: var(--gold);
}
.hero-lead {
  font-size: clamp(1rem, 2.2vw, 1.18rem);
  color: var(--text-dim);
  max-width: 56ch;
  margin-bottom: 40px;
}
.hero-lead strong { color: var(--text); font-weight: 500; }
.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
}

.hero-scroll {
  position: absolute;
  left: 50%;
  bottom: 28px;
  transform: translateX(-50%);
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: var(--text-dim);
  font-size: .62rem;
  letter-spacing: .3em;
  text-transform: uppercase;
}
.hero-scroll .line {
  width: 1px;
  height: 46px;
  background: linear-gradient(var(--gold), transparent);
  animation: scrollLine 2.2s var(--ease) infinite;
}
@keyframes scrollLine {
  0% { transform: scaleY(0); transform-origin: top; }
  40% { transform: scaleY(1); transform-origin: top; }
  60% { transform: scaleY(1); transform-origin: bottom; }
  100% { transform: scaleY(0); transform-origin: bottom; }
}

/* ---------- Réseau d'artisans (schéma "interlocuteur unique") ---------- */
.hub {
  display: grid;
  grid-template-columns: 1.1fr .9fr;
  gap: 60px;
  align-items: center;
}
.hub-diagram {
  position: relative;
  aspect-ratio: 1;
  max-width: 460px;
  margin: 0 auto;
  width: 100%;
}
.hub-center {
  position: absolute;
  inset: 34% 34%;
  display: grid;
  place-items: center;
  text-align: center;
  border-radius: 50%;
  background: radial-gradient(circle, var(--surface-2), var(--surface));
  border: 1px solid var(--gold);
  box-shadow: 0 0 0 8px rgba(201,162,75,.06), 0 0 60px -10px rgba(201,162,75,.35);
  font-weight: 700;
  font-size: .78rem;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--gold);
  z-index: 3;
}
.hub-node {
  position: absolute;
  padding: 9px 14px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  font-size: .74rem;
  font-weight: 500;
  letter-spacing: .04em;
  color: var(--text);
  white-space: nowrap;
  transform: translate(-50%, -50%);
  z-index: 2;
  transition: border-color .3s var(--ease), color .3s var(--ease), transform .3s var(--ease);
}
.hub-node:hover { border-color: var(--gold); color: var(--gold); }
.hub-node[data-pos="1"] { top: 6%;  left: 50%; }
.hub-node[data-pos="2"] { top: 22%; left: 92%; }
.hub-node[data-pos="3"] { top: 62%; left: 100%; }
.hub-node[data-pos="4"] { top: 94%; left: 68%; }
.hub-node[data-pos="5"] { top: 94%; left: 30%; }
.hub-node[data-pos="6"] { top: 62%; left: 0%; }
.hub-node[data-pos="7"] { top: 22%; left: 8%; }
.hub-lines {
  position: absolute;
  inset: 0;
  z-index: 1;
  overflow: visible;
}
.hub-lines line {
  stroke: var(--line);
  stroke-width: 1;
  stroke-dasharray: 4 4;
}
.hub-lines line.pulse {
  stroke: var(--gold);
  stroke-dasharray: 3 7;
  animation: dash 1.4s linear infinite;
  opacity: .7;
}
@keyframes dash { to { stroke-dashoffset: -20; } }

.hub-points {
  list-style: none;
  display: grid;
  gap: 20px;
}
.hub-points li {
  padding-left: 26px;
  position: relative;
  color: var(--text-dim);
}
.hub-points li::before {
  content: "";
  position: absolute;
  left: 0; top: .55em;
  width: 8px; height: 8px;
  background: var(--gold);
  transform: rotate(45deg);
}
.hub-points strong { color: var(--text); font-weight: 600; display: block; }

/* ---------- Cartes services ---------- */
.grid-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin-top: 60px;
}
.s-card {
  background: var(--bg);
  padding: 40px 32px;
  transition: background .35s var(--ease);
  position: relative;
}
.s-card:hover { background: var(--surface); }
.s-card .num {
  font-family: var(--font-editorial);
  font-style: italic;
  font-size: 1rem;
  color: var(--gold);
  opacity: .6;
}
.s-card h3 {
  margin: 14px 0 12px;
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--text);
}
.s-card p { color: var(--text-dim); font-size: .95rem; }
.s-card ul {
  list-style: none;
  margin-top: 16px;
  display: grid;
  gap: 7px;
}
.s-card li {
  font-size: .85rem;
  color: var(--text-dim);
  padding-left: 16px;
  position: relative;
}
.s-card li::before {
  content: "—";
  position: absolute;
  left: 0;
  color: var(--gold);
}

/* ---------- Méthode / étapes ---------- */
.steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin-top: 64px;
  counter-reset: step;
}
.step {
  position: relative;
  padding-top: 28px;
  border-top: 1px solid var(--line);
}
.step::before {
  counter-increment: step;
  content: "0" counter(step);
  font-family: var(--font-editorial);
  font-style: italic;
  font-size: 1.5rem;
  color: var(--gold);
}
.step::after {
  content: "";
  position: absolute;
  top: -1px; left: 0;
  width: 0;
  height: 2px;
  background: var(--gold);
  transition: width 1s var(--ease);
}
.step.is-visible::after { width: 46px; }
.step h3 {
  margin: 10px 0 8px;
  font-size: 1.05rem;
  font-weight: 600;
}
.step p { font-size: .88rem; color: var(--text-dim); }

/* ---------- Galerie avant / après ---------- */
.gallery {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(410px, 1fr));
  gap: 28px;
  margin-top: 60px;
}
@media (max-width: 900px) {
  .gallery { grid-template-columns: 1fr; }
}
.project {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: border-color .3s var(--ease), transform .3s var(--ease);
}
.project:hover { border-color: rgba(201,162,75,.4); }

.ba {
  position: relative;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  cursor: ew-resize;
  user-select: none;
  touch-action: pan-y;
}
.project[data-format="portrait"] .ba { aspect-ratio: 3 / 4; }

.ba--single { cursor: zoom-in; }
.ba-solo {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.ba img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  pointer-events: none;
}
.ba .ba-after { z-index: 1; }
.ba .ba-before {
  z-index: 2;
  clip-path: inset(0 calc(100% - var(--pos, 50%)) 0 0);
}
.ba .ba-tag {
  position: absolute;
  top: 12px;
  z-index: 3;
  padding: 4px 10px;
  font-size: .62rem;
  font-weight: 700;
  letter-spacing: .14em;
  text-transform: uppercase;
  background: rgba(20,18,15,.8);
  color: var(--text);
  border: 1px solid var(--line);
  border-radius: 2px;
}
.ba .ba-tag--before { left: 12px; }
.ba .ba-tag--after { right: 12px; color: var(--gold); }
.ba-handle {
  position: absolute;
  top: 0; bottom: 0;
  left: var(--pos, 50%);
  z-index: 4;
  width: 2px;
  background: var(--gold);
  transform: translateX(-1px);
  pointer-events: none;
}
.ba-handle::after {
  content: "";
  position: absolute;
  top: 50%; left: 50%;
  width: 38px; height: 38px;
  transform: translate(-50%, -50%);
  border: 2px solid var(--gold);
  border-radius: 50%;
  background: rgba(20,18,15,.6);
  backdrop-filter: blur(2px);
}
.ba-handle::before {
  content: "‹ ›";
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  z-index: 1;
  color: var(--gold);
  font-size: .8rem;
  letter-spacing: 2px;
}
.project-body { padding: 22px 24px 26px; }
.project-body h3 {
  font-size: 1.12rem;
  font-weight: 600;
  margin-bottom: 8px;
}
.project-meta {
  font-size: .72rem;
  text-transform: uppercase;
  letter-spacing: .14em;
  color: var(--gold);
  margin-bottom: 12px;
}
.project-body p { font-size: .9rem; color: var(--text-dim); }
.project-zoom {
  margin-top: 16px;
  font-size: .74rem;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--text-dim);
  background: none;
  border: 0;
  cursor: pointer;
  display: inline-flex;
  gap: 8px;
  align-items: center;
}
.project-zoom:hover { color: var(--gold); }

/* ---------- Lightbox ---------- */
.lightbox {
  position: fixed;
  inset: 0;
  z-index: 200;
  background: rgba(10, 9, 7, .96);
  display: none;
  align-items: center;
  justify-content: center;
  padding: 40px;
}
.lightbox.is-open { display: flex; }
.lightbox-stage {
  position: relative;
  max-width: 92vw;
  max-height: 82vh;
  overflow: hidden;
  cursor: grab;
  border: 1px solid var(--line);
}
.lightbox-stage.is-grabbing { cursor: grabbing; }
.lightbox-stage img {
  max-width: 92vw;
  max-height: 82vh;
  transition: transform .15s ease-out;
  transform-origin: center center;
  will-change: transform;
}
.lightbox-close {
  position: absolute;
  top: 24px; right: 28px;
  width: 46px; height: 46px;
  border: 1px solid var(--line);
  background: var(--surface);
  color: var(--text);
  font-size: 1.2rem;
  cursor: pointer;
  border-radius: var(--radius);
}
.lightbox-close:hover { border-color: var(--gold); color: var(--gold); }
.lightbox-hint {
  position: absolute;
  bottom: 24px; left: 50%;
  transform: translateX(-50%);
  font-size: .68rem;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--text-dim);
}
.lightbox-switch {
  position: absolute;
  bottom: 58px; left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 2px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
}
.lightbox-switch button {
  padding: 8px 18px;
  background: var(--surface);
  border: 0;
  color: var(--text-dim);
  font-size: .68rem;
  letter-spacing: .14em;
  text-transform: uppercase;
  cursor: pointer;
}
.lightbox-switch button.is-active { background: var(--gold); color: var(--bg); }

/* ---------- À propos ---------- */
.about {
  max-width: 760px;
  margin: 0 auto;
  text-align: center;
}
.about-quote {
  font-family: var(--font-editorial);
  font-style: italic;
  font-size: clamp(1.2rem, 3vw, 1.5rem);
  color: var(--gold);
  margin: 8px 0 40px;
}
.about-facts {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  overflow: hidden;
  text-align: left;
}
.about-facts li {
  background: var(--bg);
  padding: 20px 22px;
}
.about-facts dt {
  font-size: .68rem;
  text-transform: uppercase;
  letter-spacing: .16em;
  color: var(--gold);
  margin-bottom: 6px;
}
.about-facts dd { font-size: .95rem; color: var(--text); }

/* ---------- Bandeau CTA ---------- */
.cta-band {
  background:
    radial-gradient(90% 140% at 15% 20%, rgba(201,162,75,.14), transparent 60%),
    var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: clamp(40px, 7vw, 72px);
  text-align: center;
}
.cta-band h2 {
  font-family: var(--font-editorial);
  font-weight: 400;
  font-size: clamp(1.7rem, 4vw, 2.6rem);
  margin-bottom: 18px;
}
.cta-band p { color: var(--text-dim); max-width: 52ch; margin: 0 auto 32px; }
.cta-band .hero-actions { justify-content: center; }

/* ---------- Contact ---------- */
.contact {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: start;
}
.contact-list {
  list-style: none;
  margin: 28px 0;
}
.contact-list li {
  display: flex;
  flex-direction: column;
  padding: 16px 0;
  border-bottom: 1px solid var(--line);
}
.contact-list span {
  font-size: .68rem;
  text-transform: uppercase;
  letter-spacing: .16em;
  color: var(--gold);
  margin-bottom: 4px;
}
.contact-list a, .contact-list p { color: var(--text); font-size: 1rem; }
.contact-actions { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 8px; }

.form {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 34px;
  display: grid;
  gap: 18px;
}
.field { display: grid; gap: 7px; }
.field label {
  font-size: .72rem;
  text-transform: uppercase;
  letter-spacing: .12em;
  color: var(--text-dim);
  font-weight: 600;
}
.field input,
.field textarea,
.field select {
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 13px 15px;
  color: var(--text);
  font-family: inherit;
  font-size: .98rem;
  transition: border-color .2s var(--ease), background .2s var(--ease);
}
.field input:focus,
.field textarea:focus,
.field select:focus {
  outline: none;
  border-color: var(--gold);
  background: var(--surface-2);
}
.field textarea { resize: vertical; min-height: 120px; }
.field--hp { position: absolute; left: -9999px; }
.form-note {
  font-size: .8rem;
  color: var(--text-dim);
  text-align: center;
}
.form-status {
  font-size: .9rem;
  padding: 12px 14px;
  border-radius: var(--radius);
  display: none;
}
.form-status.is-ok { display: block; background: rgba(201,162,75,.12); color: var(--gold); border: 1px solid rgba(201,162,75,.35); }
.form-status.is-err { display: block; background: rgba(139,58,43,.15); color: var(--brick-bright); border: 1px solid rgba(139,58,43,.4); }

/* ---------- Footer ---------- */
.site-footer {
  background: var(--bg-2);
  border-top: 1px solid var(--line);
  padding: 64px 0 40px;
}
.footer-top {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 40px;
  padding-bottom: 40px;
  border-bottom: 1px solid var(--line);
}
.footer-slogan {
  font-family: var(--font-editorial);
  font-style: italic;
  color: var(--gold);
  font-size: 1.15rem;
  margin: 14px 0;
}
.footer-logo {
  height: 64px;
  width: auto;
  margin-bottom: 4px;
  mix-blend-mode: screen;
}
.footer-col h4 {
  font-size: .72rem;
  text-transform: uppercase;
  letter-spacing: .16em;
  color: var(--text-dim);
  margin-bottom: 16px;
}
.footer-col a, .footer-col p {
  display: block;
  color: var(--text);
  font-size: .92rem;
  margin-bottom: 10px;
}
.footer-bottom {
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  font-size: .78rem;
  color: var(--text-dim);
}

/* ============================================================
   DEMANDE DE DEVIS  (devis.html)
   ============================================================ */
.quote {
  max-width: 900px;
  margin: 0 auto;
}

.choice-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 14px;
}
.choice {
  position: relative;
  display: block;
  padding: 22px 20px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  cursor: pointer;
  transition: border-color .25s var(--ease), background .25s var(--ease), transform .2s var(--ease);
}
.choice:hover { border-color: rgba(201,162,75,.5); transform: translateY(-2px); }
.choice input { position: absolute; opacity: 0; }
.choice.is-selected {
  border-color: var(--gold);
  background: var(--surface-2);
  box-shadow: inset 0 0 0 1px var(--gold);
}
.choice .c-title { font-weight: 600; font-size: .98rem; margin-bottom: 6px; display: flex; justify-content: space-between; gap: 10px; }
.choice .c-desc { font-size: .82rem; color: var(--text-dim); }
.choice .c-check {
  position: absolute;
  top: 16px; right: 16px;
  width: 18px; height: 18px;
  border: 1px solid var(--line);
  border-radius: 50%;
}
.choice.is-selected .c-check { background: var(--gold); border-color: var(--gold); }

/* ---------- Page "merci" ---------- */
.thanks {
  min-height: 80vh;
  display: grid;
  place-items: center;
  text-align: center;
}
.thanks .mark {
  width: 72px; height: 72px;
  border: 2px solid var(--gold);
  border-radius: 50%;
  display: grid;
  place-items: center;
  margin: 0 auto 28px;
  color: var(--gold);
  font-size: 1.8rem;
}

/* ============================================================
   ANIMATIONS AU SCROLL
   ============================================================ */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(24px); }
  to { opacity: 1; transform: translateY(0); }
}
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity .7s var(--ease), transform .7s var(--ease);
}
.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}
.reveal[data-delay="1"] { transition-delay: .08s; }
.reveal[data-delay="2"] { transition-delay: .16s; }
.reveal[data-delay="3"] { transition-delay: .24s; }
.reveal[data-delay="4"] { transition-delay: .32s; }

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 1024px) {
  .hub, .contact { grid-template-columns: 1fr; gap: 44px; }
  .steps { grid-template-columns: repeat(2, 1fr); }
}

/* --- Navigation : passage au menu mobile --- */
@media (max-width: 1000px) {
  .nav-toggle { display: flex; }
  .site-nav {
    position: fixed;
    inset: 0 0 0 auto;
    width: min(82vw, 340px);
    flex-direction: column;
    align-items: flex-start;
    justify-content: center;
    gap: 8px;
    padding: 40px;
    background: var(--surface);
    border-left: 1px solid var(--line);
    transform: translateX(100%);
    transition: transform .4s var(--ease);
    z-index: 90;
  }
  body.nav-open .site-nav { transform: translateX(0); }
  .site-nav a:not(.btn) { font-size: 1.05rem; padding: 12px 0; width: 100%; }
  .site-nav a:not(.btn)::after { display: none; }
  .site-nav .btn { width: 100%; margin-top: 14px; }
  body.nav-open::after {
    content: "";
    position: fixed;
    inset: 0;
    background: rgba(10,9,7,.6);
    z-index: 80;
  }
}

@media (max-width: 760px) {
  .footer-top { grid-template-columns: 1fr; gap: 28px; }
  .about-facts { grid-template-columns: 1fr; }
  .steps { grid-template-columns: 1fr; }
}

@media (prefers-reduced-motion: reduce) {
  * {
    animation-duration: .001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .001ms !important;
    scroll-behavior: auto !important;
  }
  .reveal { opacity: 1; transform: none; }
}