/* =========================================================
   DATES UNIQUES — style.css
   Sobre. Monumental. Comme les plaques.
   ========================================================= */

@import url('https://fonts.googleapis.com/css2?family=Cinzel:wght@400;500;600;700&family=Cormorant+Garamond:ital,wght@0,300;0,400;0,500;1,300;1,400&family=Inter:wght@300;400;500&display=swap');

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

:root {
  --ink:      #0A0908;
  --paper:   #F2F0EB;
  --mid:     #6B6864;
  --rule:    #26241F;
  --panel:   #141412;
  --hi:      #FFFFFF;
}

html { scroll-behavior: smooth; }

body {
  background: var(--ink);
  color: var(--paper);
  font-family: 'Cormorant Garamond', serif;
  font-weight: 300;
  font-size: 18px;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

/* ── Header / navigation ─────────────────────────────── */

header.site-nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  padding: 20px 6vw;
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: rgba(10, 9, 8, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--rule);
}

.brand {
  font-family: 'Cinzel', serif;
  font-size: 0.85rem;
  font-weight: 500;
  letter-spacing: 0.35em;
  color: var(--hi);
  text-decoration: none;
}

nav.primary {
  display: flex;
  gap: 36px;
}

nav.primary a {
  font-family: 'Inter', sans-serif;
  font-size: 0.7rem;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--mid);
  text-decoration: none;
  transition: color 0.25s;
}

nav.primary a:hover,
nav.primary a.active {
  color: var(--paper);
}

.menu-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--paper);
  font-size: 1.4rem;
  cursor: pointer;
}

/* ── Utilitaires ─────────────────────────────────────── */

.container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 6vw;
}

.narrow {
  max-width: 780px;
  margin: 0 auto;
  padding: 0 6vw;
}

hr.rule {
  border: none;
  border-top: 1px solid var(--rule);
  margin: 0 6vw;
}

.eyebrow {
  font-family: 'Inter', sans-serif;
  font-size: 0.7rem;
  font-weight: 400;
  letter-spacing: 0.35em;
  text-transform: uppercase;
  color: var(--mid);
  margin-bottom: 32px;
}

/* ── Hero d'accueil ───────────────────────────────────── */

.hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  padding: 120px 6vw 80px;
  position: relative;
}

.hero-title {
  font-family: 'Cinzel', serif;
  font-size: clamp(3rem, 9vw, 8rem);
  font-weight: 500;
  letter-spacing: 0.15em;
  line-height: 1;
  color: var(--hi);
  margin-bottom: 40px;
}

.hero-sub {
  font-family: 'Cormorant Garamond', serif;
  font-style: italic;
  font-weight: 300;
  font-size: clamp(1.3rem, 2.6vw, 2rem);
  color: var(--paper);
  max-width: 600px;
  line-height: 1.5;
}

.hero-sub em {
  font-style: normal;
  color: var(--mid);
  display: block;
  margin-top: 24px;
  font-size: 0.75em;
  letter-spacing: 0.05em;
}

/* ── Section standard ────────────────────────────────── */

section.block {
  padding: 120px 0;
}

section.block h2 {
  font-family: 'Cinzel', serif;
  font-weight: 500;
  font-size: clamp(1.6rem, 3vw, 2.3rem);
  letter-spacing: 0.12em;
  color: var(--hi);
  margin-bottom: 48px;
  line-height: 1.2;
}

section.block h2.centered { text-align: center; }

section.block p {
  font-family: 'Cormorant Garamond', serif;
  font-size: clamp(1.15rem, 1.6vw, 1.35rem);
  font-weight: 300;
  line-height: 1.75;
  margin-bottom: 1.4em;
  color: var(--paper);
}

section.block p em {
  color: var(--mid);
  font-style: italic;
}

.lead {
  font-family: 'Cormorant Garamond', serif;
  font-size: clamp(1.6rem, 3vw, 2.4rem) !important;
  font-weight: 300;
  font-style: italic;
  line-height: 1.35 !important;
  color: var(--paper);
  text-align: center;
  max-width: 900px;
  margin: 0 auto 2em !important;
}

/* ── La plaque (élément visuel signature) ────────────── */

.plaque {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  aspect-ratio: 1 / 1;
  background: var(--ink);
  color: var(--hi);
  border: 1px solid var(--rule);
  padding: 5%;
  text-align: center;
}

.plaque .roman {
  font-family: 'Cinzel', serif;
  font-weight: 600;
  font-size: clamp(1.4rem, 3vw, 2.4rem);
  letter-spacing: 0.1em;
  line-height: 1.15;
  margin-bottom: 8%;
}

.plaque .iso {
  font-family: 'Cinzel', serif;
  font-weight: 400;
  font-size: clamp(0.7rem, 1vw, 0.85rem);
  letter-spacing: 0.3em;
  color: var(--mid);
  margin-top: auto;
}

/* ── Grille de plaques (Dates Zéro) ──────────────────── */

.plaque-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 60px;
}

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

.plaque-item .plaque-caption {
  font-family: 'Inter', sans-serif;
  font-size: 0.72rem;
  letter-spacing: 0.15em;
  color: var(--mid);
  text-transform: uppercase;
  line-height: 1.5;
  min-height: 40px;
}

.plaque-item .plaque-status {
  font-family: 'Cormorant Garamond', serif;
  font-style: italic;
  font-size: 0.85rem;
  color: var(--mid);
  border-top: 1px solid var(--rule);
  padding-top: 12px;
}

/* ── Section œuvres — photographies ──────────────────── */

.oeuvres {
  padding: 80px 0 0;
}

.oeuvre-photo {
  width: 100%;
  height: auto;
  display: block;
  margin: 0 auto;
}

.oeuvre-block {
  margin: 100px 0;
  text-align: center;
}

.oeuvre-block .caption {
  font-family: 'Inter', sans-serif;
  font-size: 0.75rem;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--mid);
  margin-top: 32px;
}

/* ── Trois principes (index) ─────────────────────────── */

.principles {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 60px;
  margin-top: 60px;
}

.principle {
  text-align: center;
  padding: 0 20px;
}

.principle .n {
  font-family: 'Cinzel', serif;
  font-size: 1rem;
  letter-spacing: 0.3em;
  color: var(--mid);
  margin-bottom: 24px;
}

.principle h3 {
  font-family: 'Cinzel', serif;
  font-size: 1rem;
  font-weight: 500;
  letter-spacing: 0.2em;
  color: var(--hi);
  text-transform: uppercase;
  margin-bottom: 24px;
}

.principle p {
  font-family: 'Cormorant Garamond', serif;
  font-style: italic;
  font-size: 1.1rem;
  color: var(--paper);
  line-height: 1.6;
}

/* ── Citation ────────────────────────────────────────── */

blockquote.duchamp {
  padding: 100px 6vw;
  text-align: center;
  border-top: 1px solid var(--rule);
  border-bottom: 1px solid var(--rule);
  margin: 0;
}

blockquote.duchamp p {
  font-family: 'Cormorant Garamond', serif;
  font-style: italic;
  font-weight: 300;
  font-size: clamp(1.6rem, 3vw, 2.5rem);
  line-height: 1.4;
  color: var(--paper);
  margin: 0 auto 32px;
  max-width: 800px;
}

blockquote.duchamp cite {
  font-family: 'Inter', sans-serif;
  font-style: normal;
  font-size: 0.7rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--mid);
}

/* ── Charte — mise en page du document ───────────────── */

.charter {
  padding: 160px 0 120px;
}

.charter-header {
  text-align: center;
  margin-bottom: 100px;
}

.charter-header h1 {
  font-family: 'Cinzel', serif;
  font-weight: 500;
  font-size: clamp(2rem, 5vw, 4rem);
  letter-spacing: 0.18em;
  color: var(--hi);
  line-height: 1.1;
  margin-bottom: 24px;
}

.charter-header .dedication {
  font-family: 'Cormorant Garamond', serif;
  font-style: italic;
  color: var(--mid);
  font-size: 1.1rem;
  margin-top: 32px;
}

.charter-header .stamp {
  display: inline-flex;
  flex-direction: column;
  gap: 8px;
  margin-top: 40px;
  padding: 16px 24px;
  border: 1px solid var(--rule);
  font-family: 'Cinzel', serif;
  color: var(--paper);
  letter-spacing: 0.1em;
}

.charter-header .stamp .rom { font-size: 0.95rem; font-weight: 600; }
.charter-header .stamp .iso { font-size: 0.65rem; letter-spacing: 0.28em; color: var(--mid); }

.charter section {
  padding: 60px 0;
  border-top: 1px solid var(--rule);
}

.charter section:first-of-type { border-top: none; }

.charter h2 {
  font-family: 'Cinzel', serif;
  font-weight: 500;
  font-size: 1.4rem;
  letter-spacing: 0.15em;
  color: var(--hi);
  text-transform: uppercase;
  margin-bottom: 32px;
}

.charter h3 {
  font-family: 'Cinzel', serif;
  font-weight: 500;
  font-size: 0.95rem;
  letter-spacing: 0.2em;
  color: var(--paper);
  text-transform: uppercase;
  margin: 40px 0 20px;
}

.charter p, .charter li {
  font-family: 'Cormorant Garamond', serif;
  font-size: 1.15rem;
  line-height: 1.75;
  color: var(--paper);
  margin-bottom: 1.2em;
}

.charter ul {
  margin-bottom: 1.5em;
  padding-left: 24px;
}

.charter em, .charter i {
  color: var(--mid);
  font-style: italic;
}

.charter .article-num {
  font-family: 'Cinzel', serif;
  font-size: 0.8rem;
  letter-spacing: 0.4em;
  color: var(--mid);
  margin-bottom: 8px;
}

/* ── Note personnelle en fin de charte ───────────────── */

.personal-note {
  margin-top: 100px;
  padding: 80px 8vw;
  border: 1px solid var(--rule);
  background: var(--panel);
  max-width: 780px;
  margin-left: auto;
  margin-right: auto;
}

.personal-note h2 {
  font-family: 'Cormorant Garamond', serif;
  font-style: italic;
  font-weight: 400;
  font-size: 1.4rem;
  letter-spacing: normal;
  text-transform: none;
  color: var(--paper);
  margin-bottom: 12px;
}

.personal-note .subtitle {
  font-family: 'Inter', sans-serif;
  font-size: 0.7rem;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--mid);
  margin-bottom: 32px;
}

.personal-note p {
  font-family: 'Cormorant Garamond', serif;
  font-size: 1.1rem;
  font-style: italic;
  line-height: 1.75;
  color: var(--paper);
  margin-bottom: 1.2em;
}

/* ── Section acquérir ────────────────────────────────── */

.acquire-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 40px;
  margin-top: 60px;
}

.step {
  border-top: 1px solid var(--rule);
  padding-top: 24px;
}

.step .n {
  font-family: 'Cinzel', serif;
  font-size: 0.85rem;
  letter-spacing: 0.35em;
  color: var(--mid);
  margin-bottom: 16px;
}

.step h3 {
  font-family: 'Cinzel', serif;
  font-weight: 500;
  font-size: 0.95rem;
  letter-spacing: 0.15em;
  color: var(--hi);
  text-transform: uppercase;
  margin-bottom: 16px;
}

.step p {
  font-family: 'Cormorant Garamond', serif;
  font-size: 1.05rem;
  color: var(--paper);
  line-height: 1.65;
}

/* ── Bouton / lien d'action ──────────────────────────── */

.cta {
  display: inline-block;
  padding: 16px 40px;
  border: 1px solid var(--paper);
  color: var(--paper);
  text-decoration: none;
  font-family: 'Inter', sans-serif;
  font-size: 0.75rem;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  transition: background 0.25s, color 0.25s;
  margin-top: 32px;
}

.cta:hover {
  background: var(--paper);
  color: var(--ink);
}

/* ── Contact & footer ────────────────────────────────── */

footer.site-footer {
  border-top: 1px solid var(--rule);
  padding: 60px 6vw 40px;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 32px;
  font-family: 'Inter', sans-serif;
  font-size: 0.75rem;
  color: var(--mid);
  letter-spacing: 0.08em;
}

footer.site-footer a {
  color: var(--mid);
  text-decoration: none;
  transition: color 0.2s;
}

footer.site-footer a:hover {
  color: var(--paper);
}

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

footer.site-footer .footer-brand {
  font-family: 'Cinzel', serif;
  font-size: 0.7rem;
  letter-spacing: 0.3em;
  color: var(--paper);
  text-transform: uppercase;
}

/* ── Registre — table élégante ───────────────────────── */

.registry {
  padding: 160px 0 120px;
}

.registry-intro {
  text-align: center;
  margin-bottom: 100px;
}

.registry-intro h1 {
  font-family: 'Cinzel', serif;
  font-weight: 500;
  font-size: clamp(2rem, 5vw, 4rem);
  letter-spacing: 0.18em;
  color: var(--hi);
  margin-bottom: 24px;
}

.registry-intro p {
  font-family: 'Cormorant Garamond', serif;
  font-style: italic;
  font-size: 1.2rem;
  color: var(--mid);
  max-width: 640px;
  margin: 0 auto;
  line-height: 1.6;
}

.registry-header {
  text-align: center;
  padding: 100px 6vw 40px;
  border-top: 1px solid var(--rule);
  border-bottom: 1px solid var(--rule);
  margin: 0 0 80px;
}

.registry-header .roman-year {
  font-family: 'Cinzel', serif;
  font-size: 1.4rem;
  letter-spacing: 0.3em;
  color: var(--paper);
  margin-bottom: 12px;
}

.registry-header .greg-year {
  font-family: 'Inter', sans-serif;
  font-size: 0.7rem;
  letter-spacing: 0.35em;
  color: var(--mid);
  text-transform: uppercase;
}

.entries {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.entry {
  display: grid;
  grid-template-columns: 100px 1fr 1fr 180px;
  gap: 32px;
  padding: 32px 0;
  border-bottom: 1px solid var(--rule);
  align-items: center;
}

.entry:first-child { border-top: 1px solid var(--rule); }

.entry .num {
  font-family: 'Cinzel', serif;
  font-size: 0.9rem;
  color: var(--mid);
  letter-spacing: 0.15em;
}

.entry .date-block {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.entry .date-block .rom {
  font-family: 'Cinzel', serif;
  font-weight: 500;
  font-size: 0.95rem;
  letter-spacing: 0.12em;
  color: var(--paper);
}

.entry .date-block .iso {
  font-family: 'Inter', sans-serif;
  font-size: 0.7rem;
  letter-spacing: 0.25em;
  color: var(--mid);
}

.entry .event {
  font-family: 'Cormorant Garamond', serif;
  font-style: italic;
  font-size: 1.1rem;
  color: var(--paper);
}

.entry .status {
  font-family: 'Inter', sans-serif;
  font-size: 0.65rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--mid);
  text-align: right;
}

.entry.reserved { opacity: 0.7; }

/* ── Artiste page ────────────────────────────────────── */

.artist {
  padding: 160px 0 120px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 100px;
  align-items: center;
  max-width: 1400px;
  margin: 0 auto;
  padding-left: 6vw;
  padding-right: 6vw;
}

.artist-photo {
  aspect-ratio: 3/4;
  overflow: hidden;
  background: var(--panel);
}

.artist-photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 15%;
  display: block;
}

.artist-text h1 {
  font-family: 'Cinzel', serif;
  font-weight: 500;
  font-size: clamp(2rem, 4vw, 3rem);
  letter-spacing: 0.15em;
  color: var(--hi);
  margin-bottom: 32px;
  line-height: 1.15;
}

.artist-text p {
  font-family: 'Cormorant Garamond', serif;
  font-size: 1.15rem;
  line-height: 1.75;
  color: var(--paper);
  margin-bottom: 1.4em;
}

.artist-text p em {
  color: var(--mid);
  font-style: italic;
}

/* ── Responsive ──────────────────────────────────────── */

@media (max-width: 900px) {
  .plaque-grid { grid-template-columns: repeat(2, 1fr); }
  .principles { grid-template-columns: 1fr; gap: 40px; }
  .acquire-steps { grid-template-columns: repeat(2, 1fr); }
  .artist { grid-template-columns: 1fr; gap: 40px; padding-top: 120px; }
  .entry {
    grid-template-columns: 60px 1fr;
    gap: 16px;
  }
  .entry .event, .entry .status {
    grid-column: 2;
    text-align: left;
    font-size: 0.95rem;
  }
}

@media (max-width: 640px) {
  header.site-nav { padding: 16px 6vw; }
  .brand { font-size: 0.72rem; letter-spacing: 0.25em; }
  nav.primary { display: none; }
  nav.primary.open {
    display: flex;
    position: fixed;
    top: 60px;
    left: 0; right: 0;
    background: var(--ink);
    flex-direction: column;
    padding: 40px 6vw;
    gap: 24px;
    border-bottom: 1px solid var(--rule);
  }
  .menu-toggle { display: block; }

  .hero { padding-top: 140px; padding-bottom: 60px; min-height: 90vh; }
  section.block { padding: 80px 0; }

  .plaque-grid { grid-template-columns: 1fr; gap: 32px; }
  .acquire-steps { grid-template-columns: 1fr; }

  .oeuvre-block { margin: 60px 0; }

  .charter { padding: 120px 0 80px; }
  .personal-note { padding: 48px 6vw; }

  .registry { padding: 120px 0 80px; }
  footer.site-footer { flex-direction: column; gap: 16px; }
}