/* ============================================
   MON PORTRAIT PHOTO — feuille de style
   ============================================ */

@import url('https://fonts.googleapis.com/css2?family=Cormorant+Garamond:ital,wght@0,300;0,400;0,600;1,300;1,400&family=DM+Sans:wght@300;400;500&display=swap');

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

:root {
  --noir:       #111111;
  --gris-fonce: #2a2a2a;
  --gris-moyen: #6b6b6b;
  --gris-clair: #c8c8c8;
  --fond:       #fafaf8;
  --blanc:      #ffffff;
  --accent:     #b8a882;
  --serif: 'Cormorant Garamond', Georgia, serif;
  --sans:  'DM Sans', sans-serif;
}

html { scroll-behavior: smooth; }

body {
  font-family: var(--sans);
  font-weight: 300;
  background: var(--fond);
  color: var(--noir);
  font-size: 16px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

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

/* ═══════════════════════════════════════════
   NAV
═══════════════════════════════════════════ */
nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 200;
  height: 64px;
  background: rgba(250,250,248,0.96);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(0,0,0,0.07);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 5vw;
}

.nav-logo {
  font-family: var(--serif);
  font-size: 1.05rem;
  font-weight: 400;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  color: var(--noir);
  text-decoration: none;
  flex-shrink: 0;
}

.nav-links {
  list-style: none;
  display: flex;
  align-items: center;
  gap: 2.2rem;
}

.nav-links a {
  font-size: 0.75rem;
  font-weight: 400;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color: var(--gris-fonce);
  text-decoration: none;
  transition: color .2s;
  white-space: nowrap;
}

.nav-links a:hover,
.nav-links a.active { color: var(--noir); }

.nav-links .btn-nav {
  background: var(--noir);
  color: var(--blanc) !important;
  padding: 0.4rem 1.1rem;
  border-radius: 2px;
}
.nav-links .btn-nav:hover { background: var(--accent); }

.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 6px;
  flex-direction: column;
  gap: 5px;
}
.nav-toggle span {
  display: block;
  width: 22px;
  height: 1.5px;
  background: var(--noir);
  transition: .3s;
}

/* ═══════════════════════════════════════════
   HERO — 2 colonnes, grille photo 3 cases
═══════════════════════════════════════════ */
.hero {
  padding-top: 64px;
  min-height: 90vh;
  display: grid;
  grid-template-columns: 1fr 1fr;
}

.hero-text {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 5vw 4vw 5vw 5vw;
}

.hero-label {
  font-size: 0.7rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 1.4rem;
}

.hero-text h1 {
  font-family: var(--serif);
  font-size: clamp(2.2rem, 3.8vw, 3.8rem);
  font-weight: 300;
  line-height: 1.15;
  margin-bottom: 1.6rem;
}

.hero-text h1 em { font-style: italic; color: var(--gris-moyen); }

.hero-desc {
  font-size: 0.97rem;
  color: var(--gris-moyen);
  max-width: 40ch;
  line-height: 1.8;
  margin-bottom: 2.4rem;
}

.hero-btns { display: flex; gap: 1rem; flex-wrap: wrap; }

/* Grille photo hero : 1 grande à gauche + 2 petites à droite */
.hero-visuals {
  display: grid;
  grid-template-columns: 1fr 1fr;
  grid-template-rows: 1fr 1fr;
  gap: 5px;
  min-height: 90vh;
  overflow: hidden;
}

.hero-visuals img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
}

.hero-visuals img:first-child {
  grid-column: 1;
  grid-row: 1 / 3;
}

.hero-visuals img:nth-child(2) { grid-column: 2; grid-row: 1; }
.hero-visuals img:nth-child(3) { grid-column: 2; grid-row: 2; }

/* ═══════════════════════════════════════════
   BOUTONS
═══════════════════════════════════════════ */
.btn-primary {
  display: inline-block;
  background: var(--noir);
  color: var(--blanc);
  padding: 0.85rem 2rem;
  font-family: var(--sans);
  font-size: 0.75rem;
  font-weight: 400;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  text-decoration: none;
  border-radius: 2px;
  transition: background .25s;
}
.btn-primary:hover { background: var(--accent); }

.btn-secondary {
  display: inline-block;
  border: 1px solid var(--gris-clair);
  color: var(--noir);
  padding: 0.85rem 2rem;
  font-family: var(--sans);
  font-size: 0.75rem;
  font-weight: 400;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  text-decoration: none;
  border-radius: 2px;
  transition: border-color .25s;
}
.btn-secondary:hover { border-color: var(--noir); }

/* ═══════════════════════════════════════════
   SECTIONS — communs
═══════════════════════════════════════════ */
.section { padding: 6rem 5vw; }

.section-label {
  font-size: 0.68rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 0.7rem;
}

.section-title {
  font-family: var(--serif);
  font-size: clamp(1.8rem, 2.8vw, 2.6rem);
  font-weight: 300;
  line-height: 1.2;
  margin-bottom: 1.1rem;
}

.section-intro {
  color: var(--gris-moyen);
  max-width: 58ch;
  line-height: 1.8;
  margin-bottom: 3rem;
  font-size: 0.97rem;
}

/* ═══════════════════════════════════════════
   GRILLE 4 portraits (section preuve)
═══════════════════════════════════════════ */
.grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 8px;
}

.grid-4 img {
  width: 100%;
  aspect-ratio: 3 / 4;
  object-fit: cover;
  object-position: center top;
  transition: opacity .3s;
}
.grid-4 img:hover { opacity: .87; }

/* ═══════════════════════════════════════════
   POUR QUI
═══════════════════════════════════════════ */
.pour-qui { background: var(--blanc); }

.pour-qui-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2px;
  margin-top: 3rem;
}

.pour-qui-item {
  padding: 2.5rem 2rem;
  border: 1px solid rgba(0,0,0,0.07);
}

.pour-qui-item .numero {
  font-family: var(--serif);
  font-size: 2.8rem;
  font-weight: 300;
  color: var(--gris-clair);
  line-height: 1;
  margin-bottom: 1rem;
}

.pour-qui-item h3 {
  font-family: var(--serif);
  font-size: 1.25rem;
  font-weight: 400;
  margin-bottom: 0.7rem;
}
.pour-qui-item p { font-size: 0.88rem; color: var(--gris-moyen); line-height: 1.75; }

/* ═══════════════════════════════════════════
   USAGES
═══════════════════════════════════════════ */
.usages-list {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border: 1px solid rgba(0,0,0,0.08);
  margin-top: 3rem;
}

.usage-item {
  padding: 1.4rem 1.8rem;
  border-right: 1px solid rgba(0,0,0,0.08);
  border-bottom: 1px solid rgba(0,0,0,0.08);
  font-size: 0.87rem;
  color: var(--gris-fonce);
  display: flex;
  align-items: center;
  gap: 0.8rem;
}
.usage-item::before {
  content: '';
  display: block;
  width: 18px;
  height: 1px;
  background: var(--accent);
  flex-shrink: 0;
}

/* ═══════════════════════════════════════════
   GALERIE COURTE HOME (fond noir)
═══════════════════════════════════════════ */
.galerie-home { background: var(--noir); }
.galerie-home .section-title { color: var(--blanc); }
.galerie-home .section-label { color: var(--accent); }
.galerie-home .section-intro { color: rgba(255,255,255,.45); }

/* 5 images : 1 grande (span 2) + 4 petites */
.grid-galerie {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  grid-template-rows: 300px 300px;
  gap: 6px;
}

.grid-galerie img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
  transition: opacity .3s;
}
.grid-galerie img:hover { opacity: .8; }
.grid-galerie img.large {
  grid-column: span 2;
  grid-row: span 2;
}

/* ═══════════════════════════════════════════
   MÉTHODE
═══════════════════════════════════════════ */
.methode-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2.5rem;
  margin-top: 3rem;
}

.step {
  padding-top: 1.8rem;
  border-top: 1px solid rgba(0,0,0,0.1);
}
.step-num {
  font-family: var(--serif);
  font-size: 2.4rem;
  font-weight: 300;
  color: var(--gris-clair);
  line-height: 1;
  margin-bottom: 1rem;
}
.step h3 { font-size: 0.95rem; font-weight: 500; margin-bottom: 0.5rem; }
.step p  { font-size: 0.87rem; color: var(--gris-moyen); line-height: 1.75; }

/* ═══════════════════════════════════════════
   ZONE INTERVENTION
═══════════════════════════════════════════ */
.zone {
  text-align: center;
  padding: 3.5rem 5vw;
  border-top: 1px solid rgba(0,0,0,0.07);
  border-bottom: 1px solid rgba(0,0,0,0.07);
}
.zone p {
  font-family: var(--serif);
  font-size: 1.1rem;
  font-style: italic;
  color: var(--gris-moyen);
  line-height: 1.8;
}

/* ═══════════════════════════════════════════
   FAQ
═══════════════════════════════════════════ */
.faq-list { max-width: 700px; }

.faq-item { border-bottom: 1px solid rgba(0,0,0,0.08); }

.faq-q {
  width: 100%;
  background: none;
  border: none;
  text-align: left;
  padding: 1.3rem 0;
  font-family: var(--sans);
  font-size: 0.93rem;
  font-weight: 400;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  color: var(--noir);
}
.faq-q span {
  flex-shrink: 0;
  font-size: 1.4rem;
  font-weight: 300;
  color: var(--accent);
  transition: transform .3s;
  line-height: 1;
}
.faq-q[aria-expanded="true"] span { transform: rotate(45deg); }

.faq-a {
  overflow: hidden;
  max-height: 0;
  transition: max-height .35s ease;
}
.faq-a p {
  padding-bottom: 1.3rem;
  font-size: 0.88rem;
  color: var(--gris-moyen);
  line-height: 1.8;
}

/* ═══════════════════════════════════════════
   CTA FINAL
═══════════════════════════════════════════ */
.cta-final {
  background: var(--noir);
  color: var(--blanc);
  text-align: center;
  padding: 7rem 5vw;
}
.cta-final .section-title { color: var(--blanc); }
.cta-final .section-intro {
  color: rgba(255,255,255,.5);
  margin: 0 auto 2.5rem;
}

/* ═══════════════════════════════════════════
   FOOTER
═══════════════════════════════════════════ */
footer {
  background: var(--noir);
  border-top: 1px solid rgba(255,255,255,0.06);
  padding: 2.2rem 5vw;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
}
footer p,
footer a {
  font-size: 0.73rem;
  color: rgba(255,255,255,0.3);
  text-decoration: none;
  letter-spacing: 0.05em;
}
footer a:hover { color: rgba(255,255,255,.65); }
.footer-links { display: flex; gap: 1.6rem; }

/* ═══════════════════════════════════════════
   PAGES INTÉRIEURES — header + body
═══════════════════════════════════════════ */
.page-header {
  padding-top: 64px;
  border-bottom: 1px solid rgba(0,0,0,0.07);
}
.page-header-inner {
  padding: 4.5rem 5vw 3.5rem;
  max-width: 800px;
}
.page-header-inner h1 {
  font-family: var(--serif);
  font-size: clamp(1.9rem, 3.2vw, 3rem);
  font-weight: 300;
  line-height: 1.2;
  margin-bottom: 1rem;
}
.page-header-inner p {
  color: var(--gris-moyen);
  font-size: 0.97rem;
  line-height: 1.8;
  max-width: 60ch;
}

/* Bandeau images pages intérieures */
.page-images {
  display: grid;
  gap: 5px;
  overflow: hidden;
  height: 420px;
}
.page-images.cols-4 { grid-template-columns: repeat(4, 1fr); }
.page-images.cols-2-split {
  grid-template-columns: 1fr 1fr;
  grid-template-rows: 1fr 1fr;
}
.page-images img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
}
.page-images.cols-2-split img:first-child { grid-row: 1 / 3; }

.page-body { padding: 4rem 5vw; max-width: 860px; }

.page-body h2 {
  font-family: var(--serif);
  font-size: 1.5rem;
  font-weight: 400;
  margin: 2.5rem 0 0.7rem;
  color: var(--noir);
}
.page-body p {
  color: var(--gris-moyen);
  font-size: 0.94rem;
  line-height: 1.85;
  margin-bottom: 0.9rem;
}
.page-body ul {
  margin: 0.5rem 0 1.2rem 1.3rem;
  color: var(--gris-moyen);
  font-size: 0.94rem;
  line-height: 1.85;
}
.page-body ul li { margin-bottom: 0.25rem; }

.page-cta-box {
  margin-top: 3rem;
  padding: 2.2rem 2.5rem;
  background: var(--blanc);
  border: 1px solid rgba(0,0,0,0.08);
  display: flex;
  flex-direction: column;
  gap: 1rem;
}
.page-cta-box p {
  font-size: 0.95rem;
  color: var(--noir) !important;
  margin: 0;
}
.page-cta-btns { display: flex; gap: 1rem; flex-wrap: wrap; }

/* ═══════════════════════════════════════════
   GALERIE PAGE
═══════════════════════════════════════════ */
.galerie-section { padding: 4rem 5vw 6rem; }

.galerie-category { margin-bottom: 4rem; }

.cat-header { margin-bottom: 1.8rem; }
.cat-header .cat-label {
  font-size: 0.68rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 0.3rem;
}
.cat-header h2 {
  font-family: var(--serif);
  font-size: 1.4rem;
  font-weight: 300;
}

.cat-grid {
  display: grid;
  gap: 8px;
}
.cat-grid.cols-4 { grid-template-columns: repeat(4, 1fr); }
.cat-grid.cols-3 { grid-template-columns: repeat(3, 1fr); }

.cat-grid img {
  width: 100%;
  aspect-ratio: 3 / 4;
  object-fit: cover;
  object-position: center top;
  transition: opacity .3s;
}
.cat-grid img:hover { opacity: .85; }

/* ═══════════════════════════════════════════
   CONTACT PAGE
═══════════════════════════════════════════ */
.contact-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 5rem;
  padding: 4.5rem 5vw 6rem;
  align-items: start;
}

.contact-left h2 {
  font-family: var(--serif);
  font-size: 1.4rem;
  font-weight: 400;
  margin-bottom: 0.9rem;
}
.contact-left p {
  color: var(--gris-moyen);
  font-size: 0.9rem;
  line-height: 1.85;
  margin-bottom: 0.8rem;
}

.email-reveal-box {
  margin-top: 2.2rem;
  padding: 1.8rem;
  background: var(--blanc);
  border: 1px solid rgba(0,0,0,0.08);
}
.email-reveal-box .box-label {
  font-size: 0.68rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 0.6rem;
}
.email-reveal-btn {
  font-family: var(--serif);
  font-size: 1.15rem;
  color: var(--noir);
  background: none;
  border: none;
  cursor: pointer;
  padding: 0;
  transition: color .2s;
  text-align: left;
}
.email-reveal-btn:hover { color: var(--accent); }
.email-reveal-note {
  font-size: 0.75rem;
  color: var(--gris-moyen);
  margin-top: 0.4rem;
}

.contact-details-list {
  margin-top: 2rem;
  display: flex;
  flex-direction: column;
  gap: 0.9rem;
}
.contact-detail-row {
  display: flex;
  gap: 0.8rem;
  align-items: flex-start;
}
.contact-detail-row .cd-label {
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--gris-moyen);
  min-width: 78px;
  padding-top: 0.12rem;
  flex-shrink: 0;
}
.contact-detail-row .cd-val {
  font-size: 0.88rem;
  color: var(--noir);
  line-height: 1.6;
}

/* Formulaire */
.contact-right h2 {
  font-family: var(--serif);
  font-size: 1.4rem;
  font-weight: 400;
  margin-bottom: 0.5rem;
}
.form-notice {
  font-size: 0.82rem;
  color: var(--gris-moyen);
  margin-bottom: 1.8rem;
  padding: 0.7rem 1rem;
  background: rgba(184,168,130,.08);
  border-left: 2px solid var(--accent);
  line-height: 1.55;
}
.form-group { margin-bottom: 1.3rem; }
.form-group label {
  display: block;
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--gris-moyen);
  margin-bottom: 0.45rem;
}
.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 0.75rem 0.9rem;
  border: 1px solid rgba(0,0,0,0.12);
  background: var(--blanc);
  font-family: var(--sans);
  font-size: 0.9rem;
  font-weight: 300;
  color: var(--noir);
  border-radius: 2px;
  outline: none;
  transition: border-color .2s;
  -webkit-appearance: none;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus { border-color: var(--noir); }
.form-group textarea { resize: vertical; min-height: 120px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }

.form-submit {
  width: 100%;
  padding: 0.95rem;
  background: var(--noir);
  color: var(--blanc);
  border: none;
  font-family: var(--sans);
  font-size: 0.75rem;
  font-weight: 400;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  cursor: pointer;
  border-radius: 2px;
  transition: background .25s;
  margin-top: 0.3rem;
}
.form-submit:hover { background: var(--accent); }
.form-legal {
  font-size: 0.73rem;
  color: var(--gris-moyen);
  margin-top: 0.8rem;
  line-height: 1.6;
}

/* ═══════════════════════════════════════════
   MENTIONS LÉGALES
═══════════════════════════════════════════ */
.legal-nav-bar {
  display: flex;
  gap: 1.4rem;
  flex-wrap: wrap;
  padding: 1.4rem 5vw;
  border-bottom: 1px solid rgba(0,0,0,0.07);
  background: var(--blanc);
  position: sticky;
  top: 64px;
  z-index: 10;
}
.legal-nav-bar a {
  font-size: 0.73rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--gris-moyen);
  text-decoration: none;
  transition: color .2s;
}
.legal-nav-bar a:hover { color: var(--noir); }

.legal-body { max-width: 820px; padding: 4rem 5vw 6rem; }
.legal-block { margin-bottom: 4.5rem; }
.legal-block-title {
  font-family: var(--serif);
  font-size: 1.7rem;
  font-weight: 300;
  margin-bottom: 2rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid rgba(0,0,0,0.08);
}
.legal-body h3 {
  font-family: var(--serif);
  font-size: 1.15rem;
  font-weight: 400;
  margin: 1.8rem 0 0.5rem;
  color: var(--noir);
}
.legal-body p {
  font-size: 0.88rem;
  color: var(--gris-moyen);
  line-height: 1.9;
  margin-bottom: 0.8rem;
}
.legal-body ul { margin: 0.4rem 0 1rem 1.2rem; }
.legal-body ul li {
  font-size: 0.88rem;
  color: var(--gris-moyen);
  line-height: 1.85;
  margin-bottom: 0.25rem;
}
.legal-body strong { color: var(--gris-fonce); font-weight: 500; }
.legal-body a { color: var(--accent); }

.legal-body table {
  width: 100%;
  border-collapse: collapse;
  margin: 1rem 0 1.5rem;
  font-size: 0.83rem;
}
.legal-body table th {
  background: var(--blanc);
  border: 1px solid rgba(0,0,0,0.1);
  padding: 0.55rem 0.75rem;
  text-align: left;
  font-weight: 500;
  color: var(--noir);
}
.legal-body table td {
  border: 1px solid rgba(0,0,0,0.08);
  padding: 0.55rem 0.75rem;
  color: var(--gris-moyen);
  vertical-align: top;
}

/* ═══════════════════════════════════════════
   RESPONSIVE
═══════════════════════════════════════════ */
@media (max-width: 960px) {
  /* Nav mobile */
  .nav-links {
    display: none;
    flex-direction: column;
    align-items: flex-start;
    position: fixed;
    top: 64px;
    left: 0; right: 0;
    background: var(--fond);
    padding: 1.5rem 5vw;
    gap: 1.1rem;
    border-bottom: 1px solid rgba(0,0,0,0.07);
    box-shadow: 0 8px 24px rgba(0,0,0,.06);
  }
  .nav-links.open { display: flex; }
  .nav-toggle { display: flex; }

  /* Hero */
  .hero { grid-template-columns: 1fr; min-height: auto; }
  .hero-text { padding: 3.5rem 5vw; }
  .hero-visuals {
    grid-template-columns: 1fr 1fr;
    grid-template-rows: 220px 220px;
    min-height: auto;
  }
  .hero-visuals img:first-child { grid-column: 1; grid-row: 1 / 3; }

  /* Grilles */
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .pour-qui-grid { grid-template-columns: 1fr; }
  .usages-list { grid-template-columns: 1fr 1fr; }
  .methode-steps { grid-template-columns: 1fr 1fr; }

  /* Galerie home */
  .grid-galerie {
    grid-template-columns: repeat(2, 1fr);
    grid-template-rows: 240px 240px 240px;
  }
  .grid-galerie img.large {
    grid-column: 1 / 3;
    grid-row: 1;
  }

  /* Page images */
  .page-images { height: 280px; }
  .page-images.cols-4 { grid-template-columns: repeat(2, 1fr); }

  /* Galerie page */
  .cat-grid.cols-4 { grid-template-columns: repeat(2, 1fr); }
  .cat-grid.cols-3 { grid-template-columns: repeat(2, 1fr); }

  /* Contact */
  .contact-layout { grid-template-columns: 1fr; gap: 3rem; padding: 3rem 5vw 5rem; }
  .form-row { grid-template-columns: 1fr; }
}

@media (max-width: 600px) {
  .section { padding: 4rem 5vw; }
  .hero-btns { flex-direction: column; align-items: flex-start; }
  .hero-visuals { grid-template-columns: 1fr 1fr; grid-template-rows: 160px 160px; }
  .usages-list { grid-template-columns: 1fr; }
  .methode-steps { grid-template-columns: 1fr; }
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .page-images { height: 200px; }
  .page-images.cols-4 { grid-template-columns: repeat(2, 1fr); }
  .page-images.cols-2-split { grid-template-columns: 1fr; height: auto; }
  .page-images.cols-2-split img:first-child { grid-row: auto; }
  .grid-galerie { grid-template-rows: 200px 200px 200px; }
}