/* Irina Castéras — book
   Mise en page : nom centré en tête (Maison), une pièce à la fois avec son cartel (Galerie),
   fiches techniques en machine à écrire (Carnet d'atelier).
   Thème clair assumé : un papier chaud, une encre, un bleu marine repris des finitions du kimono wax. */
:root {
  --paper: #f3f1ec;
  --paper-2: #e9e5dd;
  --white: #fbfaf7;
  --ink: #24221f;
  --muted: #625e57;
  --line: #d6d0c6;
  --marine: #24324a;

  --display: "Cormorant Garamond", "Cormorant", Garamond, "Times New Roman", serif;
  --body: "Work Sans", "Helvetica Neue", Arial, sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, "SFMono-Regular", Menlo, monospace;

  --gutter: clamp(16px, 4vw, 48px);
  --max: 1248px;
  color-scheme: light;
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font: 400 16px/1.6 var(--body);
  -webkit-font-smoothing: antialiased;
}
img { display: block; max-width: 100%; height: auto; }
a { color: inherit; }
a:hover { color: var(--marine); }
:focus-visible { outline: 1px solid var(--marine); outline-offset: 4px; }
h1, h2, h3 { text-wrap: balance; }
p { margin: 0; }

.wrap { max-width: var(--max); margin-inline: auto; padding-inline: var(--gutter); }
.mono { font-family: var(--mono); font-size: 12px; letter-spacing: 0.02em; }
.label { font-size: 12px; letter-spacing: 0.14em; text-transform: uppercase; }
.skip { position: absolute; left: -9999px; }
.skip:focus { left: 16px; top: 16px; background: var(--white); padding: 8px 12px; z-index: 10; }

/* Photo : un fond papier pendant le chargement, recadrage doux */
.ph { background: var(--paper-2); overflow: hidden; }
.ph img { width: 100%; height: 100%; object-fit: cover; }
.r34 { aspect-ratio: 3 / 4; }
.r23 { aspect-ratio: 2 / 3; }
.r43 { aspect-ratio: 4 / 3; }

/* ---------- En-tête ---------- */
.site-header { border-bottom: 1px solid var(--line); background: var(--paper); }
.site-header .wrap {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 16px;
  padding-block: 26px;
}
.nav { display: flex; gap: 28px; }
.nav a { text-decoration: none; padding-block: 10px; }
.nav a[aria-current="page"] { text-decoration: underline; text-underline-offset: 7px; text-decoration-thickness: 1px; }
.nav--end { justify-content: flex-end; }
.brand { display: flex; flex-direction: column; align-items: center; gap: 6px; text-decoration: none; text-align: center; }
.brand-name {
  font-family: var(--display);
  font-weight: 400;
  font-size: clamp(22px, 2.4vw, 32px);
  letter-spacing: 0.28em;
  margin-right: -0.28em;
  line-height: 1.1;
}
.brand-sub { font-size: 10.5px; letter-spacing: 0.34em; margin-right: -0.34em; text-transform: uppercase; color: var(--muted); }

@media (max-width: 760px) {
  .site-header .wrap { grid-template-columns: 1fr; padding-block: 20px 8px; gap: 6px; }
  .brand { order: 1; }
  .nav { order: 2; justify-content: center; gap: 22px; }
  .nav--end { order: 3; margin-top: -10px; }
}

/* ---------- Accueil ---------- */
.hero { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 4px; }
@media (max-width: 760px) {
  .hero {
    grid-template-columns: none;
    grid-auto-flow: column;
    grid-auto-columns: 82%;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    scrollbar-width: none;
  }
  .hero > * { scroll-snap-align: start; }
  .hero::-webkit-scrollbar { display: none; }
}

.intro {
  max-width: 780px;
  margin-inline: auto;
  padding: clamp(72px, 10vw, 128px) var(--gutter);
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 26px;
}
.intro h1 {
  margin: 0;
  font-family: var(--display);
  font-weight: 400;
  font-size: clamp(32px, 4.2vw, 52px);
  line-height: 1.14;
}

.section-head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 16px;
  border-bottom: 1px solid var(--ink);
  padding-bottom: 14px;
  margin-bottom: 36px;
}
.section-head h2 { margin: 0; font-family: var(--display); font-weight: 400; font-size: 32px; line-height: 1.1; }

.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 56px 24px; }
.card { display: flex; flex-direction: column; gap: 14px; text-decoration: none; }
.card .ph img { transition: transform 900ms cubic-bezier(.2, .7, .2, 1); }
.card:hover .ph img { transform: scale(1.025); }
.card-meta { display: flex; flex-direction: column; gap: 4px; }
.card-title { font-family: var(--display); font-size: 25px; line-height: 1.15; }
.card:hover .card-title { color: var(--marine); }

.band { background: var(--paper-2); padding-block: clamp(72px, 9vw, 120px); }
.notebook { display: flex; flex-wrap: wrap; gap: 40px 64px; }
.notebook-facts { flex: 0 1 210px; display: flex; flex-direction: column; gap: 18px; border-top: 1px solid var(--ink); padding-top: 18px; }
.notebook-facts dl { margin: 0; font-family: var(--mono); font-size: 13px; line-height: 1.5; display: grid; gap: 10px; }
.notebook-facts dt { color: var(--muted); font-size: 11px; }
.notebook-facts dd { margin: 0; }
.notebook-body { flex: 1 1 560px; min-width: 0; display: flex; flex-direction: column; gap: 28px; border-top: 1px solid var(--line); padding-top: 18px; }
.notebook-body h2 { margin: 0; font-family: var(--display); font-weight: 400; font-size: clamp(32px, 3.4vw, 44px); line-height: 1.12; }
.steps { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; margin: 0; padding: 0; list-style: none; }
.steps figure { margin: 0; display: flex; flex-direction: column; gap: 8px; }
.story { font-family: var(--display); font-size: clamp(21px, 2vw, 24px); line-height: 1.55; max-width: 36em; display: grid; gap: 1em; }
.more { font-family: var(--mono); font-size: 13px; }

.atelier { display: flex; flex-wrap: wrap; gap: 48px 80px; align-items: center; padding-block: clamp(80px, 10vw, 136px); }
.atelier .ph { flex: 1 1 460px; }
.atelier-text { flex: 1 1 340px; display: flex; flex-direction: column; gap: 22px; }
.atelier-text blockquote { margin: 0; font-family: var(--display); font-size: clamp(26px, 2.6vw, 34px); line-height: 1.3; }

/* ---------- Index des pièces ---------- */
.page-head { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: flex-end; gap: 28px; padding-block: clamp(64px, 8vw, 104px) 48px; }
.page-head h1 { margin: 0; font-family: var(--display); font-weight: 400; font-size: clamp(44px, 5.6vw, 68px); line-height: 1; }
.page-head .stack { display: flex; flex-direction: column; gap: 14px; }
.filters { display: flex; flex-wrap: wrap; gap: 8px; }
.filter {
  font: 400 13px/1 var(--body);
  min-height: 44px;
  padding: 0 18px;
  border: 1px solid var(--ink);
  background: transparent;
  color: var(--ink);
  cursor: pointer;
}
.filter[aria-pressed="true"] { background: var(--ink); color: var(--paper); }
.filter:hover { border-color: var(--marine); }
.index-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 72px 32px; padding-bottom: 128px; }
.index-grid .card-row { display: flex; justify-content: space-between; align-items: flex-start; gap: 16px; }
.index-grid .card-title { font-style: italic; font-size: 27px; }
.index-grid .card-sub { font-size: 14px; color: var(--muted); }
.card[hidden] { display: none; }

/* ---------- Une pièce ---------- */
.viewer { padding-block: 56px 28px; display: flex; flex-direction: column; align-items: center; gap: 18px; }
.viewer-main { width: min(600px, 100%); }
.viewer-main.landscape { width: min(820px, 100%); }
.thumbs { display: flex; flex-wrap: wrap; justify-content: center; gap: 10px; margin: 0; padding: 0; list-style: none; }
.thumb { padding: 3px; border: 1px solid transparent; background: transparent; cursor: pointer; }
.thumb img { width: 60px; height: 80px; object-fit: cover; }
.thumb[aria-current="true"] { border-color: var(--ink); }
.cartel { width: min(600px, 100%); margin-inline: auto; padding-inline: var(--gutter); display: flex; flex-wrap: wrap; justify-content: space-between; gap: 20px; }
.cartel h1 { margin: 0; font-family: var(--display); font-weight: 400; font-style: italic; font-size: 36px; line-height: 1.1; }
.cartel .facts { display: flex; flex-direction: column; gap: 6px; font-size: 14px; line-height: 1.5; }
.pager { display: flex; align-items: center; gap: 14px; font-family: var(--mono); font-size: 12px; }
.pager a { text-decoration: none; display: inline-flex; align-items: center; justify-content: center; width: 44px; height: 44px; }
.piece-notes { padding-block: clamp(96px, 11vw, 136px) 0; }
.details { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 16px; }
.details figure { margin: 0; display: flex; flex-direction: column; gap: 10px; }
.next { display: flex; flex-wrap: wrap; align-items: center; gap: 28px 48px; text-decoration: none; border-top: 1px solid var(--ink); padding-top: 32px; margin-block: clamp(96px, 11vw, 136px); }
.next .ph { width: 180px; }
.next-title { font-family: var(--display); font-style: italic; font-size: clamp(36px, 4vw, 52px); line-height: 1; }

/* ---------- À propos ---------- */
.about { display: flex; flex-wrap: wrap; gap: 56px 96px; align-items: flex-start; padding-block: clamp(72px, 9vw, 112px); }
.about-text { flex: 1 1 400px; min-width: 0; display: flex; flex-direction: column; gap: 26px; }
.about-text h1 { margin: 0; font-family: var(--display); font-weight: 400; font-size: clamp(44px, 5vw, 62px); line-height: 1.05; }
.about-text .story { font-size: clamp(22px, 2.2vw, 26px); }
.repertoire { list-style: none; margin: 12px 0 0; padding: 0; font-family: var(--mono); font-size: 13px; }
.repertoire li { display: flex; justify-content: space-between; gap: 16px; border-top: 1px solid var(--line); }
.repertoire li:first-child { border-top-color: var(--ink); }
.repertoire li:last-child { border-bottom: 1px solid var(--line); }
.repertoire span { padding-block: 14px; }
.repertoire .nums { display: flex; gap: 10px; }
.repertoire .nums a { padding-block: 14px; text-decoration: none; }
.repertoire .nums a:hover { text-decoration: underline; }
.about-photos { flex: 1 1 400px; min-width: 0; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; }
.about-photos .wide { grid-column: span 2; }

.contact { background: var(--paper-2); padding-block: clamp(80px, 10vw, 120px); text-align: center; }
.contact .wrap { display: flex; flex-direction: column; align-items: center; gap: 26px; max-width: 780px; }
.contact p { font-family: var(--display); font-size: clamp(30px, 3.4vw, 42px); line-height: 1.2; text-wrap: balance; }
.mail { display: flex; flex-wrap: wrap; justify-content: center; align-items: center; gap: 10px; }
.mail-address { font-family: var(--mono); font-size: 15px; user-select: all; padding: 14px 4px; }
.btn {
  font: 400 12px/1 var(--body);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  min-height: 46px;
  padding: 0 24px;
  display: inline-flex;
  align-items: center;
  border: 1px solid var(--ink);
  background: transparent;
  color: var(--ink);
  text-decoration: none;
  cursor: pointer;
}
.btn:hover { background: var(--ink); color: var(--paper); }

/* ---------- Texte courant (mentions) ---------- */
.prose { max-width: 680px; padding-block: clamp(64px, 8vw, 104px); display: flex; flex-direction: column; gap: 32px; }
.prose h1 { margin: 0; font-family: var(--display); font-weight: 400; font-size: clamp(40px, 5vw, 56px); line-height: 1.05; }
.prose h2 { margin: 0 0 8px; font-family: var(--mono); font-weight: 400; font-size: 12px; letter-spacing: 0.06em; text-transform: uppercase; color: var(--muted); }
.prose section { border-top: 1px solid var(--line); padding-top: 18px; }

/* ---------- Pied de page ---------- */
.site-footer { border-top: 1px solid var(--line); }
.site-footer .wrap { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: 20px 28px; padding-block: 48px; }
.footer-name { font-family: var(--display); font-size: 21px; letter-spacing: 0.24em; }
.footer-links { display: flex; flex-wrap: wrap; gap: 8px 28px; font-size: 13px; }
.footer-links a { text-decoration: none; }
.footer-links a:hover { text-decoration: underline; }

/* Entrée en douceur, toujours visible au repos */
@media (prefers-reduced-motion: no-preference) {
  main { animation: settle 700ms cubic-bezier(.2, .7, .2, 1) both; }
  @keyframes settle { from { opacity: 0.001; transform: translateY(6px); } to { opacity: 1; transform: none; } }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .card .ph img { transition: none; }
}
@media (max-width: 560px) {
  .steps { gap: 6px; }
  .grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 32px 12px; }
  .card-title { font-size: 20px; }
  .index-grid { grid-template-columns: 1fr; gap: 56px; }
  .next .ph { width: 120px; }
}