/* ═══════════════════════════════════════════════════════════
   NERIAH — Architecture d'intérieur
   Référence esthétique : studioliaigre.com
   Monochrome · Angulaire · Luxe discret
═══════════════════════════════════════════════════════════ */

/* ─── VARIABLES ─────────────────────────────────────────── */
:root {
  --bg: #ffffff;
  --bg-alt: #fafaf8;
  --text: #1a1a1a;
  --text-light: #999999;
  --text-lighter: #bbbbbb;
  --border: #f0f0f0;
  --border-light: #e8e8e8;
  --dark-bg: #0e0d0b;
  --dark-text: #e8e8e8;
  --dark-text-light: #666666;
  --dark-border: rgba(255,255,255,0.05);
  --gap: 3px;
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: 'Karla', sans-serif;
  background: #fff;
  color: var(--text);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

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

a {
  text-decoration: none;
  color: inherit;
}

button {
  background: none;
  border: none;
  cursor: pointer;
  font-family: inherit;
}

::selection {
  background: #1a1a1a;
  color: #fff;
}

/* ─── TYPOGRAPHY HELPERS ─────────────────────────────────── */
.tag {
  display: block;
  font-family: 'Karla', sans-serif;
  font-weight: 200;
  font-size: 8px;
  letter-spacing: 6px;
  text-transform: uppercase;
  color: #bbb;
  margin-bottom: 18px;
}

.tag-dark {
  color: rgba(255,255,255,0.35);
}

.section-title {
  font-family: 'Cormorant', serif;
  font-weight: 300;
  font-size: clamp(22px, 3vw, 38px);
  color: var(--text);
  line-height: 1.2;
  margin-bottom: 48px;
}

.section-header {
  margin-bottom: 8px;
}

/* ─── REVEAL ON SCROLL ───────────────────────────────────── */
.rv {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 1.4s ease, transform 1.4s ease;
}
.rv.vis {
  opacity: 1;
  transform: none;
}
.d1 { transition-delay: 0.12s; }
.d2 { transition-delay: 0.24s; }
.d3 { transition-delay: 0.36s; }
.d4 { transition-delay: 0.48s; }

/* ─── SEO HIDDEN ─────────────────────────────────────────── */
.seo-hidden {
  font-size: 1px;
  color: rgba(255,255,255,0.01);
  position: absolute;
  left: -9999px;
  top: auto;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

/* ═══════════════════════════════════════════════════════════
   1. NAVIGATION FIXE
═══════════════════════════════════════════════════════════ */
#nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 999;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 24px 36px;
  transition: background 0.4s ease, backdrop-filter 0.4s ease;
}

#nav.scrolled {
  background: rgba(255,255,255,0.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.nav-left {
  display: flex;
  align-items: baseline;
  gap: 6px;
}

.nav-brand {
  font-family: 'Cormorant', serif;
  font-weight: 300;
  font-size: 13px;
  letter-spacing: 4px;
  color: #fff;
  transition: color 0.4s;
}

#nav.scrolled .nav-brand {
  color: var(--text);
}

.nav-tagline {
  font-family: 'Cormorant', serif;
  font-weight: 300;
  font-size: 12px;
  letter-spacing: 1px;
  color: rgba(255,255,255,0.65);
  transition: color 0.4s;
}

#nav.scrolled .nav-tagline {
  color: #999;
}

.nav-right {
  display: flex;
  align-items: center;
  gap: 28px;
}

.nav-rdv {
  font-family: 'Karla', sans-serif;
  font-weight: 200;
  font-size: 9px;
  letter-spacing: 3px;
  color: rgba(255,255,255,0.5);
  transition: color 0.4s;
}

#nav.scrolled .nav-rdv {
  color: #999;
}

.nav-menu-btn {
  font-family: 'Karla', sans-serif;
  font-weight: 300;
  font-size: 9px;
  letter-spacing: 4px;
  text-transform: uppercase;
  color: #fff;
  transition: color 0.4s;
}

#nav.scrolled .nav-menu-btn {
  color: var(--text);
}

.nav-menu-btn:hover,
.nav-rdv:hover {
  opacity: 0.6;
}

/* ═══════════════════════════════════════════════════════════
   2. MENU OVERLAY
═══════════════════════════════════════════════════════════ */
.menu-overlay {
  position: fixed;
  inset: 0;
  background: #fff;
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.5s ease;
}

.menu-overlay.open {
  opacity: 1;
  pointer-events: all;
}

.menu-overlay-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  width: 100%;
  padding: 36px;
  position: relative;
}

.menu-close-btn {
  position: absolute;
  top: 0;
  right: 36px;
  font-family: 'Karla', sans-serif;
  font-weight: 300;
  font-size: 9px;
  letter-spacing: 4px;
  text-transform: uppercase;
  color: var(--text-light);
}

.menu-close-btn:hover {
  color: var(--text);
}

.menu-links {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
}

.menu-link {
  font-family: 'Cormorant', serif;
  font-weight: 300;
  font-size: clamp(24px, 4.5vw, 42px);
  color: var(--text);
  line-height: 1.4;
  transition: color 0.2s;
}

.menu-link:hover {
  color: #999;
}

.menu-bottom {
  margin-top: 48px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
}

.menu-cta {
  border: 1px solid var(--text);
  padding: 12px 32px;
  font-family: 'Karla', sans-serif;
  font-weight: 300;
  font-size: 8px;
  letter-spacing: 5px;
  text-transform: uppercase;
  color: var(--text);
  transition: opacity 0.2s;
}

.menu-cta:hover {
  opacity: 0.5;
}

.menu-contact-info {
  display: flex;
  gap: 32px;
  font-family: 'Karla', sans-serif;
  font-weight: 200;
  font-size: 10px;
  color: #999;
  letter-spacing: 0.5px;
}

/* ═══════════════════════════════════════════════════════════
   3. HERO — CARROUSEL PLEIN ÉCRAN
═══════════════════════════════════════════════════════════ */
.hero {
  position: relative;
  width: 100%;
  height: 100vh;
  overflow: hidden;
}

.hero-slides {
  position: absolute;
  inset: 0;
}

.hero-slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  transition: opacity 1.6s ease;
}

.hero-slide.active {
  opacity: 1;
}

.hero-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-gradient {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 35%;
  background: linear-gradient(0deg, rgba(0,0,0,0.45) 0%, transparent 100%);
  pointer-events: none;
}

.hero-caption {
  position: absolute;
  bottom: 64px;
  left: 36px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.hero-label {
  font-family: 'Karla', sans-serif;
  font-weight: 200;
  font-size: 8px;
  letter-spacing: 5px;
  text-transform: uppercase;
  color: rgba(255,255,255,0.6);
}

.hero-title {
  font-family: 'Cormorant', serif;
  font-weight: 300;
  font-style: italic;
  font-size: clamp(20px, 3vw, 36px);
  color: #fff;
  line-height: 1.2;
}

.hero-dots {
  position: absolute;
  bottom: 64px;
  right: 36px;
  display: flex;
  gap: 10px;
  align-items: center;
}

.hero-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: rgba(255,255,255,0.3);
  transition: background 0.3s;
  padding: 0;
}

.hero-dot.active {
  background: #fff;
}

/* ═══════════════════════════════════════════════════════════
   4. INTRO — TEXTE CENTRÉ
═══════════════════════════════════════════════════════════ */
.intro {
  padding: 120px 36px;
  display: flex;
  justify-content: center;
}

.intro-inner {
  max-width: 680px;
  width: 100%;
}

.intro-main {
  font-family: 'Cormorant', serif;
  font-weight: 300;
  font-size: clamp(22px, 3vw, 36px);
  color: var(--text);
  line-height: 1.5;
  margin-bottom: 32px;
}

.intro-body {
  font-family: 'Karla', sans-serif;
  font-weight: 200;
  font-size: 12px;
  color: #999;
  line-height: 2.2;
}

/* ═══════════════════════════════════════════════════════════
   5. BANDE FONDATEUR
═══════════════════════════════════════════════════════════ */
.founder-band {
  width: 100%;
  height: 70vh;
  overflow: hidden;
  position: relative;
}

.founder-img {
  width: 100%;
  height: 120%;
  object-fit: cover;
  object-position: center 20%;
  position: absolute;
  top: -10%;
  will-change: transform;
}

/* ═══════════════════════════════════════════════════════════
   6. COLLABORATIONS — GRILLE 4 PORTRAITS
═══════════════════════════════════════════════════════════ */
.collaborations {
  padding: 100px 0 0;
}

.collaborations .section-header {
  padding: 0 36px;
  margin-bottom: 40px;
}

.collab-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--gap);
}

.collab-card {
  overflow: hidden;
}

.collab-img-wrap {
  position: relative;
  aspect-ratio: 3/4;
  overflow: hidden;
}

.collab-img-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 8s ease;
}

.collab-img-wrap:hover img {
  transform: scale(1.05);
}

.collab-img-wrap::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(0deg, rgba(0,0,0,0.55) 0%, transparent 50%);
  pointer-events: none;
}

.collab-overlay {
  position: absolute;
  bottom: 20px;
  left: 18px;
  z-index: 2;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.collab-city {
  font-family: 'Karla', sans-serif;
  font-weight: 200;
  font-size: 7px;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: rgba(255,255,255,0.6);
}

.collab-name {
  font-family: 'Cormorant', serif;
  font-style: italic;
  font-weight: 300;
  font-size: 17px;
  color: #fff;
}

/* ═══════════════════════════════════════════════════════════
   7. BANDE MATÉRIAUX
═══════════════════════════════════════════════════════════ */
.materiaux-band {
  width: 100%;
  overflow: hidden;
  margin-top: 80px;
}

.materiaux-img {
  width: 100%;
  object-fit: cover;
  max-height: 480px;
}

/* ═══════════════════════════════════════════════════════════
   8. PROJETS — BANDES D'IMAGES
═══════════════════════════════════════════════════════════ */
.projets {
  padding: 100px 0;
}

.projets .section-header {
  padding: 0 36px;
  margin-bottom: 60px;
}

.projet {
  margin-bottom: 80px;
}

.projet-images {
  display: flex;
  gap: var(--gap);
  height: 420px;
}

.projet-images img {
  flex: 1;
  height: 100%;
  object-fit: cover;
  transition: transform 8s ease;
}

.projet-images img:hover {
  transform: scale(1.03);
}

.projet-info {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  padding: 20px 36px;
  gap: 40px;
}

.projet-left {
  flex: 1;
}

.projet-location {
  display: block;
  font-family: 'Karla', sans-serif;
  font-weight: 200;
  font-size: 8px;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: #bbb;
  margin-bottom: 8px;
}

.projet-name {
  font-family: 'Cormorant', serif;
  font-weight: 300;
  font-size: 22px;
  color: var(--text);
  margin-bottom: 10px;
}

.projet-desc {
  font-family: 'Karla', sans-serif;
  font-weight: 200;
  font-size: 11px;
  color: #999;
  line-height: 1.9;
  max-width: 420px;
}

.projet-metas {
  display: flex;
  gap: 32px;
  flex-shrink: 0;
  align-items: flex-start;
  padding-top: 4px;
}

.meta-item {
  display: flex;
  flex-direction: column;
  gap: 5px;
  text-align: right;
}

.meta-label {
  font-family: 'Karla', sans-serif;
  font-weight: 200;
  font-size: 7px;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: #bbb;
}

.meta-value {
  font-family: 'Cormorant', serif;
  font-weight: 300;
  font-size: 14px;
  color: var(--text);
}

/* ═══════════════════════════════════════════════════════════
   9. AVANT / APRÈS
═══════════════════════════════════════════════════════════ */
.avant-apres {
  padding-bottom: 80px;
}

.avant-apres .section-header {
  margin-bottom: 24px;
}

.avant-apres-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--gap);
}

.avant-apres-img-wrap {
  position: relative;
  overflow: hidden;
}

.avant-apres-img-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  aspect-ratio: 4/3;
  display: block;
  transition: transform 8s ease;
}

.avant-apres-img-wrap:hover img {
  transform: scale(1.03);
}

.avant-apres-tag {
  position: absolute;
  top: 12px;
  left: 12px;
  font-family: 'Karla', sans-serif;
  font-weight: 300;
  font-size: 7px;
  letter-spacing: 4px;
  text-transform: uppercase;
  padding: 5px 12px;
}

.avant-tag {
  background: #1a1a1a;
  color: #fff;
}

.apres-tag {
  background: #fff;
  color: #1a1a1a;
}

/* ═══════════════════════════════════════════════════════════
   10. PROCESS — 4 CARTES
═══════════════════════════════════════════════════════════ */
.process {
  background: var(--bg-alt);
  padding: 100px 0;
}

.process-inner {
  padding: 0 36px;
}

.process-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--gap);
}

.process-card {
  background: #fff;
  overflow: hidden;
}

.process-img-wrap {
  overflow: hidden;
  aspect-ratio: 4/3;
}

.process-img-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 8s ease;
}

.process-card:hover .process-img-wrap img {
  transform: scale(1.04);
}

.process-body {
  padding: 24px 20px;
}

.process-num {
  display: block;
  font-family: 'Cormorant', serif;
  font-weight: 300;
  font-size: 28px;
  color: #e0e0e0;
  margin-bottom: 10px;
  transition: color 0.3s;
}

.process-card:hover .process-num {
  color: var(--text);
}

.process-name {
  font-family: 'Cormorant', serif;
  font-weight: 400;
  font-size: 16px;
  color: var(--text);
  margin-bottom: 8px;
}

.process-desc {
  font-family: 'Karla', sans-serif;
  font-weight: 200;
  font-size: 10px;
  color: #999;
  line-height: 1.8;
}

/* ═══════════════════════════════════════════════════════════
   11. SERVICES — LISTE NUMÉROTÉE
═══════════════════════════════════════════════════════════ */
.services {
  padding: 100px 0;
}

.services-inner {
  max-width: 800px;
  padding: 0 36px;
}

.services-list {
  border-top: 1px solid var(--border);
}

.service-item {
  display: flex;
  gap: 32px;
  align-items: flex-start;
  padding: 36px 0;
  border-bottom: 1px solid var(--border);
}

.service-num {
  font-family: 'Cormorant', serif;
  font-weight: 300;
  font-size: 36px;
  color: #e8e8e8;
  line-height: 1;
  flex-shrink: 0;
  width: 56px;
  padding-top: 2px;
  transition: color 0.3s;
}

.service-item:hover .service-num {
  color: var(--text);
}

.service-content {
  flex: 1;
}

.service-name {
  font-family: 'Cormorant', serif;
  font-weight: 400;
  font-size: 18px;
  color: var(--text);
  margin-bottom: 10px;
}

.service-desc {
  font-family: 'Karla', sans-serif;
  font-weight: 200;
  font-size: 10px;
  color: #999;
  line-height: 1.9;
}

.services-note {
  font-family: 'Cormorant', serif;
  font-style: italic;
  font-weight: 300;
  font-size: 13px;
  color: #999;
  margin-top: 28px;
}

/* ═══════════════════════════════════════════════════════════
   12. GRILLE DÉTAILS — 6 CARRÉS
═══════════════════════════════════════════════════════════ */
.details-grid-section {
  padding-bottom: 80px;
}

.details-grid-section .section-header {
  padding: 80px 36px 24px;
}

.details-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: var(--gap);
}

.detail-item {
  aspect-ratio: 1/1;
  overflow: hidden;
}

.detail-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 8s ease;
}

.detail-item:hover img {
  transform: scale(1.05);
}

/* ═══════════════════════════════════════════════════════════
   13. TÉMOIGNAGES
═══════════════════════════════════════════════════════════ */
.temoignages {
  background: var(--bg-alt);
  padding: 100px 0;
}

.temoignages-inner {
  max-width: 900px;
  margin: 0 auto;
  padding: 0 36px;
}

.temoignages .section-header {
  text-align: center;
}

.temoignages-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 40px;
}

.temoignage {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.stars {
  font-size: 11px;
  letter-spacing: 3px;
  color: var(--text);
}

.temoignage blockquote {
  font-family: 'Cormorant', serif;
  font-weight: 300;
  font-size: 15px;
  color: var(--text);
  line-height: 1.7;
  font-style: italic;
}

.temoignage cite {
  font-family: 'Karla', sans-serif;
  font-weight: 200;
  font-size: 9px;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: #bbb;
  font-style: normal;
}

/* ═══════════════════════════════════════════════════════════
   14. ZONES D'INTERVENTION
═══════════════════════════════════════════════════════════ */
.zones {
  background: var(--bg-alt);
  border-top: 1px solid var(--border);
  padding: 80px 0;
}

.zones-inner {
  padding: 0 36px;
}

.zones-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.zone-tag {
  border: 1px solid var(--border-light);
  padding: 7px 14px;
  font-family: 'Karla', sans-serif;
  font-weight: 200;
  font-size: 9px;
  color: #999;
  transition: border-color 0.25s, color 0.25s;
  cursor: default;
}

.zone-tag:hover {
  border-color: var(--text);
  color: var(--text);
}

/* ═══════════════════════════════════════════════════════════
   15. FAQ — ACCORDÉON
═══════════════════════════════════════════════════════════ */
.faq {
  padding: 100px 0;
}

.faq-inner {
  max-width: 700px;
  padding: 0 36px;
}

.faq-list {
  border-top: 1px solid var(--border);
}

.faq-item {
  border-bottom: 1px solid var(--border);
}

.faq-q {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 22px 0;
  font-family: 'Cormorant', serif;
  font-weight: 400;
  font-size: 16px;
  color: var(--text);
  text-align: left;
  gap: 20px;
}

.faq-q:hover {
  color: #666;
}

.faq-icon {
  font-family: 'Karla', sans-serif;
  font-weight: 200;
  font-size: 20px;
  color: #bbb;
  transition: transform 0.35s ease, color 0.2s;
  flex-shrink: 0;
  line-height: 1;
}

.faq-item.open .faq-icon {
  transform: rotate(45deg);
  color: var(--text);
}

.faq-a {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.45s ease;
}

.faq-item.open .faq-a {
  max-height: 200px;
}

.faq-a p {
  font-family: 'Karla', sans-serif;
  font-weight: 200;
  font-size: 11px;
  color: #999;
  line-height: 2;
  padding-bottom: 20px;
}

/* ═══════════════════════════════════════════════════════════
   16. CONTACT — SECTION SOMBRE
═══════════════════════════════════════════════════════════ */
.contact {
  background: var(--dark-bg);
  position: relative;
  padding: 140px 0;
  overflow: hidden;
}

.contact-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.08;
  pointer-events: none;
}

.contact-inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  padding: 0 36px;
  max-width: 1200px;
  margin: 0 auto;
}

.contact-left .tag {
  color: rgba(255,255,255,0.3);
  margin-bottom: 20px;
}

.contact-title {
  font-family: 'Cormorant', serif;
  font-style: italic;
  font-weight: 300;
  font-size: clamp(28px, 3.5vw, 46px);
  color: var(--dark-text);
  line-height: 1.2;
  margin-bottom: 28px;
}

.contact-accroche {
  font-family: 'Cormorant', serif;
  font-style: italic;
  font-weight: 300;
  font-size: 17px;
  color: var(--dark-text);
  line-height: 1.6;
  margin-bottom: 10px;
}

.contact-sub {
  font-family: 'Karla', sans-serif;
  font-weight: 200;
  font-size: 11px;
  color: #666;
  margin-bottom: 40px;
}

.contact-details {
  border-top: 1px solid var(--dark-border);
  padding-top: 28px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.contact-row {
  display: flex;
  gap: 20px;
  align-items: baseline;
}

.contact-label {
  font-family: 'Karla', sans-serif;
  font-weight: 200;
  font-size: 7px;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: #444;
  flex-shrink: 0;
  width: 72px;
}

.contact-val {
  font-family: 'Karla', sans-serif;
  font-weight: 200;
  font-size: 11px;
  color: var(--dark-text-light);
}

/* Contact Form */
.contact-form {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0 20px;
}

.form-group {
  display: flex;
  flex-direction: column;
  padding-bottom: 24px;
}

.form-label {
  font-family: 'Karla', sans-serif;
  font-weight: 200;
  font-size: 7px;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: #666;
  margin-bottom: 8px;
}

.form-input {
  background: transparent;
  border: none;
  border-bottom: 1px solid rgba(255,255,255,0.08);
  padding: 8px 0;
  font-family: 'Karla', sans-serif;
  font-weight: 200;
  font-size: 12px;
  color: var(--dark-text);
  outline: none;
  transition: border-color 0.3s;
  width: 100%;
  -webkit-appearance: none;
  appearance: none;
}

.form-input:focus {
  border-bottom-color: rgba(255,255,255,0.3);
}

.form-select {
  cursor: pointer;
  color: #888;
}

.form-select option {
  background: #1a1a1a;
  color: #e8e8e8;
}

.form-textarea {
  resize: none;
  line-height: 1.8;
}

.form-submit {
  width: 100%;
  background: #fff;
  color: var(--dark-bg);
  font-family: 'Karla', sans-serif;
  font-weight: 300;
  font-size: 8px;
  letter-spacing: 5px;
  text-transform: uppercase;
  padding: 16px;
  margin-top: 8px;
  transition: background 0.25s, color 0.25s;
  cursor: pointer;
}

.form-submit:hover {
  background: rgba(255,255,255,0.85);
}

.form-note {
  font-family: 'Karla', sans-serif;
  font-weight: 200;
  font-size: 7px;
  color: #444;
  letter-spacing: 1px;
  text-align: center;
  margin-top: 14px;
}

/* ═══════════════════════════════════════════════════════════
   17. FOOTER
═══════════════════════════════════════════════════════════ */
.footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 28px 36px;
  border-top: 1px solid var(--border);
  flex-wrap: wrap;
  gap: 16px;
}

.footer-brand {
  font-family: 'Cormorant', serif;
  font-weight: 300;
  font-size: 12px;
  color: var(--text);
}

.footer-links {
  display: flex;
  gap: 24px;
}

.footer-links a {
  font-family: 'Karla', sans-serif;
  font-weight: 200;
  font-size: 8px;
  letter-spacing: 1px;
  color: #bbb;
  transition: color 0.2s;
}

.footer-links a:hover {
  color: var(--text);
}

.footer-copy {
  font-family: 'Karla', sans-serif;
  font-weight: 200;
  font-size: 7px;
  color: #ccc;
}

/* ═══════════════════════════════════════════════════════════
   18. STICKY CTA
═══════════════════════════════════════════════════════════ */
.sticky-cta {
  position: fixed;
  bottom: 20px;
  right: 20px;
  z-index: 998;
  background: #1a1a1a;
  color: #fff;
  font-family: 'Karla', sans-serif;
  font-weight: 300;
  font-size: 8px;
  letter-spacing: 4px;
  text-transform: uppercase;
  padding: 13px 22px;
  opacity: 0;
  transform: translateY(8px);
  pointer-events: none;
  transition: opacity 0.4s ease, transform 0.4s ease, background 0.2s;
}

.sticky-cta.show {
  opacity: 1;
  transform: none;
  pointer-events: all;
}

.sticky-cta:hover {
  background: #444;
}

/* ═══════════════════════════════════════════════════════════
   RESPONSIVE — 768px
═══════════════════════════════════════════════════════════ */
@media (max-width: 768px) {
  /* Nav */
  #nav {
    padding: 18px 20px;
  }
  .nav-rdv {
    display: none;
  }

  /* Hero */
  .hero-caption {
    left: 20px;
    bottom: 80px;
  }
  .hero-dots {
    right: 20px;
    bottom: 80px;
  }

  /* Intro */
  .intro {
    padding: 80px 20px;
  }

  /* Collaborations */
  .collaborations .section-header,
  .projets .section-header,
  .details-grid-section .section-header,
  .services-inner,
  .faq-inner,
  .zones-inner,
  .process-inner {
    padding-left: 20px;
    padding-right: 20px;
  }

  .collab-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  /* Projets */
  .projets .section-header {
    margin-bottom: 32px;
  }

  .projet-images {
    flex-direction: column;
    height: auto;
  }

  .projet-images img {
    height: 260px;
    flex: none;
  }

  .projet-info {
    flex-direction: column;
    padding: 16px 20px;
    gap: 20px;
  }

  .projet-metas {
    flex-direction: row;
    gap: 20px;
  }

  .meta-item {
    text-align: left;
  }

  /* Avant/Après */
  .avant-apres-grid {
    grid-template-columns: 1fr;
  }

  .avant-apres .section-header {
    padding-left: 20px;
  }

  /* Process */
  .process-inner {
    padding-left: 20px;
    padding-right: 20px;
  }

  .process-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  /* Details */
  .details-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  /* Témoignages */
  .temoignages-inner {
    padding: 0 20px;
  }

  .temoignages-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  /* Zones */
  .zones-inner {
    padding-left: 20px;
    padding-right: 20px;
  }

  /* Contact */
  .contact {
    padding: 80px 0;
  }

  .contact-inner {
    grid-template-columns: 1fr;
    padding: 0 20px;
    gap: 48px;
  }

  /* Footer */
  .footer {
    flex-direction: column;
    align-items: flex-start;
    padding: 24px 20px;
    gap: 14px;
  }

  .footer-links {
    flex-wrap: wrap;
    gap: 16px;
  }

  /* Sticky CTA */
  .sticky-cta {
    bottom: 16px;
    right: 16px;
    padding: 11px 18px;
  }

  /* Menu */
  .menu-overlay-inner {
    padding: 24px 20px;
  }

  .menu-close-btn {
    right: 20px;
  }

  .menu-contact-info {
    flex-direction: column;
    gap: 8px;
    text-align: center;
  }

  /* Services */
  .services-inner {
    max-width: 100%;
  }

  .service-item {
    flex-direction: column;
    gap: 16px;
    padding: 28px 0;
  }

  /* Founder */
  .founder-img {
    max-height: 400px;
    object-position: center 30%;
  }
}

@media (max-width: 480px) {
  .collab-grid {
    grid-template-columns: 1fr 1fr;
  }

  .process-grid {
    grid-template-columns: 1fr 1fr;
  }

  .details-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .menu-link {
    font-size: clamp(20px, 8vw, 30px);
  }

  .form-row {
    grid-template-columns: 1fr;
  }
}

/* ═══════════════════════════════════════════════════════════
   V2 — LOADER
═══════════════════════════════════════════════════════════ */
.loader {
  position: fixed;
  inset: 0;
  z-index: 9999;
  background: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: opacity 0.8s ease;
  pointer-events: all;
}

.loader.hide {
  opacity: 0;
  pointer-events: none;
}

.loader-brand {
  font-family: 'Cormorant', serif;
  font-weight: 300;
  font-size: clamp(32px, 6vw, 72px);
  letter-spacing: 0.45em;
  color: #1a1a1a;
  animation: loaderPulse 1.4s ease-in-out infinite;
}

@keyframes loaderPulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.2; }
}

/* ═══════════════════════════════════════════════════════════
   V2 — CUSTOM CURSOR
═══════════════════════════════════════════════════════════ */
@media (pointer: fine) {
  body { cursor: none; }

  #cursor {
    position: fixed;
    top: 0;
    left: 0;
    width: 8px;
    height: 8px;
    background: #1a1a1a;
    border-radius: 50%;
    pointer-events: none;
    z-index: 99999;
    transform: translate(-4px, -4px);
    transition: width 0.18s ease, height 0.18s ease, background 0.18s ease, transform 0.06s linear;
    will-change: transform;
  }

  #cursor.pressed {
    width: 14px;
    height: 14px;
    background: #888;
    transform: translate(-7px, -7px);
  }

  a, button { cursor: none; }
}

@media (pointer: coarse) {
  #cursor { display: none; }
}

/* ═══════════════════════════════════════════════════════════
   V2 — HERO BRAND (centered NERIAH.)
═══════════════════════════════════════════════════════════ */
.hero-brand {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  z-index: 2;
  text-align: center;
  pointer-events: none;
  user-select: none;
}

.hero-brand-name {
  display: block;
  font-family: 'Cormorant', serif;
  font-weight: 300;
  font-size: clamp(56px, 13vw, 200px);
  letter-spacing: 0.28em;
  color: rgba(255, 255, 255, 0.92);
  line-height: 1;
}

.hero-brand-sub {
  display: block;
  font-family: 'Cormorant', serif;
  font-style: italic;
  font-weight: 300;
  font-size: clamp(11px, 1.2vw, 14px);
  letter-spacing: 3px;
  color: rgba(255, 255, 255, 0.48);
  margin-top: 16px;
}

/* ═══════════════════════════════════════════════════════════
   V2 — MENU OVERLAY BRAND WATERMARK
═══════════════════════════════════════════════════════════ */
.menu-overlay-brand {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  font-family: 'Cormorant', serif;
  font-weight: 300;
  font-size: clamp(72px, 18vw, 240px);
  letter-spacing: 0.22em;
  color: rgba(0, 0, 0, 0.04);
  user-select: none;
  pointer-events: none;
  z-index: 0;
  white-space: nowrap;
}

.menu-overlay-inner {
  position: relative;
  z-index: 1;
}

/* ═══════════════════════════════════════════════════════════
   V2 — BRAND SEPARATOR
═══════════════════════════════════════════════════════════ */
.brand-sep {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 20px;
  padding: 64px 0;
  background: var(--bg);
}

.brand-sep::before,
.brand-sep::after {
  content: '';
  width: 40px;
  height: 1px;
  background: #d0d0d0;
}

.brand-sep span {
  font-family: 'Cormorant', serif;
  font-weight: 400;
  font-size: 11px;
  letter-spacing: 8px;
  text-transform: uppercase;
  color: #1a1a1a;
}

/* ═══════════════════════════════════════════════════════════
   V2 — MAT-SCROLL (Matériaux Nobles fullscreen sticky)
═══════════════════════════════════════════════════════════ */
.mat-scroll {
  position: relative;
  height: calc(9 * 100vh); /* 8 slides × 100vh + 1 base */
}

.mat-sticky {
  position: sticky;
  top: 0;
  height: 100vh;
  overflow: hidden;
  background: #111;
}

.mat-slides {
  position: absolute;
  inset: 0;
}

.mat-item {
  position: absolute;
  inset: 0;
  opacity: 0;
  transition: opacity 0.75s ease;
}

.mat-item.active {
  opacity: 1;
}

.mat-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

.mat-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    105deg,
    rgba(0, 0, 0, 0.62) 0%,
    rgba(0, 0, 0, 0.15) 55%,
    transparent 100%
  );
  pointer-events: none;
}

.mat-info {
  position: absolute;
  bottom: 80px;
  left: 60px;
  z-index: 2;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.mat-label {
  font-family: 'Karla', sans-serif;
  font-weight: 200;
  font-size: 7px;
  letter-spacing: 5px;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.38);
}

.mat-num {
  font-family: 'Karla', sans-serif;
  font-weight: 200;
  font-size: 9px;
  letter-spacing: 3px;
  color: rgba(255, 255, 255, 0.5);
}

.mat-name {
  font-family: 'Cormorant', serif;
  font-weight: 300;
  font-size: clamp(28px, 4.5vw, 60px);
  color: #fff;
  line-height: 1.1;
}

.mat-desc {
  font-family: 'Karla', sans-serif;
  font-weight: 200;
  font-size: 11px;
  color: rgba(255, 255, 255, 0.6);
  line-height: 2;
  max-width: 340px;
}

/* Slide watermark */
.mat-watermark {
  position: absolute;
  top: 50%;
  right: 48px;
  transform: translateY(-50%);
  font-family: 'Cormorant', serif;
  font-weight: 300;
  font-size: clamp(48px, 9vw, 130px);
  letter-spacing: 0.35em;
  color: rgba(255, 255, 255, 0.045);
  z-index: 2;
  user-select: none;
  pointer-events: none;
  white-space: nowrap;
}

/* Progress bar */
.mat-progress {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: rgba(255, 255, 255, 0.1);
  z-index: 10;
}

.mat-progress-bar {
  height: 100%;
  background: rgba(255, 255, 255, 0.6);
  transition: width 0.55s ease;
  width: 12.5%;
}

/* Counter */
.mat-counter {
  position: absolute;
  bottom: 24px;
  right: 36px;
  z-index: 10;
  font-family: 'Karla', sans-serif;
  font-weight: 200;
  font-size: 8px;
  letter-spacing: 3px;
  color: rgba(255, 255, 255, 0.3);
}

/* Dots */
.mat-dots {
  position: absolute;
  bottom: 26px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 8px;
  z-index: 10;
  align-items: center;
}

.mat-dot {
  display: block;
  width: 4px;
  height: 4px;
  background: rgba(255, 255, 255, 0.2);
  border-radius: 50%;
  transition: background 0.3s, transform 0.3s;
}

.mat-dot.active {
  background: rgba(255, 255, 255, 0.85);
  transform: scale(1.3);
}

/* Mobile: stack slides vertically, disable sticky */
@media (max-width: 768px) {
  .mat-scroll {
    height: auto;
  }

  .mat-sticky {
    position: relative;
    height: auto;
  }

  .mat-slides {
    position: relative;
  }

  .mat-item {
    position: relative;
    height: 65vh;
    opacity: 1;
    margin-bottom: var(--gap);
  }

  .mat-item img {
    position: absolute;
    inset: 0;
  }

  .mat-info {
    bottom: 36px;
    left: 20px;
  }

  .mat-watermark {
    display: none;
  }

  .mat-progress,
  .mat-counter,
  .mat-dots {
    display: none;
  }
}

/* ═══════════════════════════════════════════════════════════
   V2 — PROJET WATERMARK
═══════════════════════════════════════════════════════════ */
.projet-images {
  position: relative; /* needed for absolute watermark */
}

.projet-watermark {
  position: absolute;
  bottom: 14px;
  right: 20px;
  font-family: 'Cormorant', serif;
  font-weight: 300;
  font-size: clamp(18px, 2.5vw, 32px);
  letter-spacing: 0.32em;
  color: rgba(255, 255, 255, 0);
  z-index: 2;
  user-select: none;
  pointer-events: none;
  transition: color 0.7s ease;
}

.projet:hover .projet-watermark {
  color: rgba(255, 255, 255, 0.18);
}

/* ═══════════════════════════════════════════════════════════
   V2 — CONTACT GHOST BRAND
═══════════════════════════════════════════════════════════ */
.contact-brand {
  position: absolute;
  bottom: -24px;
  left: 50%;
  transform: translateX(-50%);
  font-family: 'Cormorant', serif;
  font-weight: 300;
  font-size: clamp(52px, 11vw, 180px);
  letter-spacing: 0.3em;
  color: rgba(255, 255, 255, 0.025);
  z-index: 0;
  user-select: none;
  pointer-events: none;
  white-space: nowrap;
}

/* ═══════════════════════════════════════════════════════════
   V2 — FOOTER UPGRADED
═══════════════════════════════════════════════════════════ */
.footer-left {
  display: flex;
  flex-direction: column;
  gap: 5px;
}

.footer-brand-big {
  font-family: 'Cormorant', serif;
  font-weight: 300;
  font-size: 24px;
  letter-spacing: 0.22em;
  color: var(--text);
}

.footer-brand-sub {
  font-family: 'Karla', sans-serif;
  font-weight: 200;
  font-size: 8px;
  letter-spacing: 2px;
  color: #ccc;
}

@media (max-width: 768px) {
  .footer-brand-big {
    font-size: 20px;
  }

  .mat-info {
    left: 20px;
    bottom: 50px;
  }
}

/* ═══════════════════════════════════════════════════════════
   V2b — HERO VIGNETTE + TEXT SHADOWS
═══════════════════════════════════════════════════════════ */
.hero::after {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at center, rgba(0,0,0,0.28) 0%, rgba(0,0,0,0.06) 55%, transparent 80%);
  z-index: 1;
  pointer-events: none;
}

.hero-brand-name {
  text-shadow: 0 2px 60px rgba(0,0,0,0.35), 0 0 120px rgba(0,0,0,0.18);
}

.hero-brand-sub {
  text-shadow: 0 1px 20px rgba(0,0,0,0.25);
}

/* ═══════════════════════════════════════════════════════════
   V2b — NAV BORDER ON SCROLL
═══════════════════════════════════════════════════════════ */
#nav.scrolled {
  border-bottom: 1px solid rgba(0,0,0,0.05);
}

/* ═══════════════════════════════════════════════════════════
   V2b — WATERMARK CONTRAST FIXES
═══════════════════════════════════════════════════════════ */
.projet:hover .projet-watermark {
  color: rgba(255, 255, 255, 0.55);
  text-shadow: 0 1px 10px rgba(0,0,0,0.35);
}

.mat-watermark {
  color: rgba(255,255,255,0.42);
  text-shadow: 0 1px 14px rgba(0,0,0,0.28);
}

.contact-brand {
  color: rgba(255, 255, 255, 0.2);
}

/* ═══════════════════════════════════════════════════════════
   V2b — HERO SCROLL HINT
═══════════════════════════════════════════════════════════ */
.hero-scroll-hint {
  position: absolute;
  bottom: 28px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 10;
  transition: opacity 0.5s ease;
}

.scroll-line {
  width: 1px;
  height: 36px;
  background: linear-gradient(to bottom, rgba(255,255,255,0.65), transparent);
  animation: scrollPulse 2.2s ease infinite;
  margin: 0 auto;
}

@keyframes scrollPulse {
  0%, 100% { opacity: 1; transform: scaleY(1); transform-origin: top; }
  50% { opacity: 0.25; transform: scaleY(0.55); transform-origin: top; }
}

/* ═══════════════════════════════════════════════════════════
   V2b — BEFORE/AFTER SLIDER
═══════════════════════════════════════════════════════════ */
.ba-section {
  padding: 100px 0 80px;
  background: var(--bg-alt);
}

.ba-header {
  padding: 0 36px;
  margin-bottom: 40px;
}

.ba-tag {
  font-family: 'Karla', sans-serif;
  font-weight: 200;
  font-size: 8px;
  letter-spacing: 6px;
  text-transform: uppercase;
  color: #bbb;
  margin-bottom: 12px;
}

.ba-title {
  font-family: 'Cormorant', serif;
  font-weight: 300;
  font-size: clamp(22px, 3.5vw, 40px);
  color: var(--text);
  margin-top: 2px;
  margin-bottom: 8px;
}

.ba-title em { font-style: italic; }

.ba-sub {
  font-family: 'Karla', sans-serif;
  font-weight: 200;
  font-size: 10px;
  color: #bbb;
  letter-spacing: 1px;
}

.ba-slider {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 36px;
}

.ba-slider-container {
  position: relative;
  width: 100%;
  overflow: hidden;
  cursor: col-resize;
  user-select: none;
  -webkit-user-select: none;
}

.ba-img-after {
  width: 100%;
  display: block;
}

.ba-img-before-wrapper {
  position: absolute;
  top: 0;
  left: 0;
  width: 50%;
  height: 100%;
  overflow: hidden;
}

.ba-img-before {
  position: absolute;
  top: 0;
  left: 0;
  height: 100%;
  object-fit: cover;
}

.ba-handle {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 50%;
  width: 2px;
  display: flex;
  flex-direction: column;
  align-items: center;
  z-index: 10;
  pointer-events: none;
  transform: translateX(-50%);
}

.ba-handle-line {
  flex: 1;
  width: 2px;
  background: rgba(255,255,255,0.85);
  box-shadow: 0 0 6px rgba(0,0,0,0.15);
}

.ba-handle-circle {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 2px 16px rgba(0,0,0,0.14);
  flex-shrink: 0;
  pointer-events: auto;
  cursor: col-resize;
}

.ba-label-before,
.ba-label-after {
  position: absolute;
  top: 16px;
  font-family: 'Karla', sans-serif;
  font-weight: 300;
  font-size: 7px;
  letter-spacing: 4px;
  text-transform: uppercase;
  padding: 5px 12px;
  z-index: 5;
}

.ba-label-before {
  left: 16px;
  background: #1a1a1a;
  color: #fff;
}

.ba-label-after {
  right: 16px;
  background: #fff;
  color: #1a1a1a;
}

@media (max-width: 768px) {
  .ba-section { padding: 60px 0 48px; }
  .ba-header { padding: 0 20px; }
  .ba-slider { padding: 0; }
}

/* ═══════════════════════════════════════════════════════════
   V2b — PRESS SECTION
═══════════════════════════════════════════════════════════ */
.press {
  padding: 72px 36px;
  text-align: center;
  background: #fff;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.press-tag {
  font-family: 'Karla', sans-serif;
  font-weight: 200;
  font-size: 8px;
  letter-spacing: 6px;
  text-transform: uppercase;
  color: #ccc;
  margin-bottom: 32px;
}

.press-logos {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: clamp(24px, 5vw, 64px);
  flex-wrap: wrap;
}

.press-logo {
  font-family: 'Cormorant', serif;
  font-weight: 400;
  font-size: clamp(13px, 2vw, 19px);
  letter-spacing: 3px;
  color: #ccc;
  text-transform: uppercase;
  transition: color 0.45s;
  cursor: default;
}

.press-logo:hover {
  color: #1a1a1a;
}

/* ═══════════════════════════════════════════════════════════
   V2b — INSTAGRAM SECTION
═══════════════════════════════════════════════════════════ */
.insta {
  padding: 0;
}

.insta-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 80px 36px 32px;
}

.insta-tag {
  font-family: 'Cormorant', serif;
  font-style: italic;
  font-weight: 400;
  font-size: clamp(16px, 2vw, 20px);
  color: var(--text);
}

.insta-follow {
  font-family: 'Karla', sans-serif;
  font-weight: 200;
  font-size: 8px;
  letter-spacing: 4px;
  text-transform: uppercase;
  color: #999;
  border-bottom: 1px solid #e0e0e0;
  padding-bottom: 2px;
  transition: color 0.3s, border-color 0.3s;
}

.insta-follow:hover {
  color: var(--text);
  border-color: var(--text);
}

.insta-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: var(--gap);
}

.insta-card {
  aspect-ratio: 1;
  overflow: hidden;
  position: relative;
}

.insta-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 8s ease;
}

.insta-card:hover img {
  transform: scale(1.05);
}

.insta-card::after {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,0);
  transition: background 0.4s;
  pointer-events: none;
}

.insta-card:hover::after {
  background: rgba(0,0,0,0.06);
}

@media (max-width: 768px) {
  .insta-grid { grid-template-columns: repeat(3, 1fr); }
  .insta-head {
    flex-direction: column;
    gap: 12px;
    align-items: flex-start;
    padding: 48px 20px 24px;
  }
}

/* ═══════════════════════════════════════════════════════════
   V2b — CLIP-PATH REVEAL
═══════════════════════════════════════════════════════════ */
.clip-reveal {
  clip-path: inset(100% 0 0 0);
  transition: clip-path 1.3s cubic-bezier(0.77, 0, 0.175, 1);
}

.clip-reveal.vis {
  clip-path: inset(0 0 0 0);
}

/* ═══════════════════════════════════════════════════════════
   V2b — KEN BURNS SUR PROJETS
═══════════════════════════════════════════════════════════ */
.projet-images img {
  transform: scale(1.04);
  transition: transform 2.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.projet.visible .projet-images img {
  transform: scale(1);
}

.projet.visible:hover .projet-images img {
  transform: scale(1.03);
  transition: transform 8s ease;
}

/* ═══════════════════════════════════════════════════════════
   V2b — PROCESS NUMBER ANIMATION
═══════════════════════════════════════════════════════════ */
@keyframes numPop {
  0%   { transform: scale(1); }
  45%  { transform: scale(1.14); }
  100% { transform: scale(1); }
}

.process-card.visible .process-num {
  color: var(--text);
  animation: numPop 0.65s ease forwards;
}

.process-card:nth-child(2).visible .process-num { animation-delay: 0.14s; }
.process-card:nth-child(3).visible .process-num { animation-delay: 0.28s; }
.process-card:nth-child(4).visible .process-num { animation-delay: 0.42s; }

/* ═══════════════════════════════════════════════════════════
   V2b — MENU LINK UNDERLINE ANIMÉ
═══════════════════════════════════════════════════════════ */
.menu-link {
  position: relative;
}

.menu-link::after {
  content: '';
  position: absolute;
  bottom: 2px;
  left: 50%;
  width: 0;
  height: 1px;
  background: var(--text);
  transition: width 0.4s ease, left 0.4s ease;
}

.menu-link:hover::after {
  width: 100%;
  left: 0;
}

/* ═══════════════════════════════════════════════════════════
   V2b — FAQ TRANSITION AMÉLIORÉE
═══════════════════════════════════════════════════════════ */
.faq-a {
  transition: max-height 0.5s cubic-bezier(0.4, 0, 0.2, 1), padding-top 0.3s ease;
  padding-top: 0;
}

.faq-item.open .faq-a {
  padding-top: 4px;
}

/* ═══════════════════════════════════════════════════════════
   V2b — PROJET BRAND IMAGE (marbre + logo NERIAH.)
═══════════════════════════════════════════════════════════ */
.projet-brand-img {
  flex: 1;
  height: 100%;
  background-size: cover;
  background-position: center;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

.projet-brand-img::before {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.22);
}

.projet-brand-logo {
  position: relative;
  z-index: 1;
  font-family: 'Cormorant', serif;
  font-weight: 300;
  font-size: clamp(28px, 3.5vw, 52px);
  letter-spacing: 0.38em;
  color: #c8a96e;
  text-shadow: 0 2px 24px rgba(0, 0, 0, 0.6), 0 0 60px rgba(200, 169, 110, 0.25);
  transition: letter-spacing 0.8s ease, opacity 0.5s ease;
}

.projet:hover .projet-brand-logo {
  letter-spacing: 0.48em;
  opacity: 0.85;
}

/* ═══════════════════════════════════════════════════════════
   V2b — MOBILE FOUNDER (disable parallax)
═══════════════════════════════════════════════════════════ */
@media (max-width: 768px) {
  .founder-band {
    height: auto;
    max-height: 400px;
  }

  .founder-img {
    position: relative;
    height: 100%;
    top: 0;
    max-height: 400px;
    transform: none !important;
  }
}

/* ─────────────────────────────────────────
   V7 — EmailJS + Contacts réels
───────────────────────────────────────── */

/* NAV TEL */
.nav-tel {
  font-family: 'Karla', sans-serif;
  font-weight: 200;
  font-size: 9px;
  letter-spacing: 2px;
  color: #bbb;
  text-decoration: none;
  transition: color 0.3s ease;
  margin-right: 20px;
}
.nav-tel:hover { color: #1a1a1a; }
.nav-tel-note {
  font-size: 7px;
  letter-spacing: 1px;
  color: #d0d0d0;
  font-weight: 200;
}
@media (max-width: 768px) { .nav-tel { display: none; } }

/* Contact — petite note sous le numéro */
.contact-val-note {
  display: block;
  font-family: 'Karla', sans-serif;
  font-weight: 200;
  font-size: 9px;
  letter-spacing: 1px;
  color: rgba(255,255,255,0.35);
  margin-top: 3px;
}

/* CONTACT SECTION — liens cliquables */
.contact-val a {
  color: inherit;
  text-decoration: none;
  transition: opacity 0.2s;
}
.contact-val a:hover { opacity: 0.7; text-decoration: underline; }

/* STICKY CTA — dual button */
.sticky-cta {
  position: fixed;
  bottom: 20px;
  right: 20px;
  display: flex;
  gap: 8px;
  z-index: 900;
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.4s ease, transform 0.4s ease;
  pointer-events: none;
}
.sticky-cta.show {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}
.sticky-cta-devis {
  background: #1a1a1a;
  color: #fff;
  padding: 12px 20px;
  font-family: 'Karla', sans-serif;
  font-weight: 300;
  font-size: 8px;
  letter-spacing: 4px;
  text-transform: uppercase;
  text-decoration: none;
  transition: background 0.3s ease;
  display: block;
}
.sticky-cta-devis:hover { background: #444; }
.sticky-cta-tel {
  display: none;
  background: #fff;
  color: #1a1a1a;
  border: 1px solid #1a1a1a;
  padding: 12px 20px;
  font-family: 'Karla', sans-serif;
  font-weight: 300;
  font-size: 8px;
  letter-spacing: 4px;
  text-transform: uppercase;
  text-decoration: none;
  transition: background 0.3s ease, color 0.3s ease;
}
.sticky-cta-tel:hover { background: #1a1a1a; color: #fff; }

@media (max-width: 768px) {
  .sticky-cta {
    bottom: 0;
    right: 0;
    left: 0;
    gap: 0;
    border-top: 1px solid #e0e0e0;
  }
  .sticky-cta-devis,
  .sticky-cta-tel {
    flex: 1;
    text-align: center;
    padding: 16px;
  }
  .sticky-cta-tel { display: block; }
}