/* ==========================================================
   Portfolio artistique, feuille de style unique
   Tout se règle depuis les variables ci-dessous.
   ========================================================== */

:root {
  --paper: #ffffff;        /* fond : blanc neutre, pour ne pas teinter les œuvres */
  --ink: #23272e;          /* texte : encre gris bleuté */
  --muted: #80858d;        /* liens inactifs, légendes */
  --rule: #e6e6e3;         /* filets de séparation */
  --veil: rgba(255, 255, 255, 0.97); /* fond de la visionneuse */

  --font: "Instrument Sans", "Helvetica Neue", Arial, sans-serif;
  --size: 15px;
  --leading: 1.55;

  --side: 17rem;           /* largeur de la colonne de gauche */
  --pad: 2.75rem;          /* marges extérieures (bureau) */
  --gap: 2rem;             /* espace entre les œuvres */
  --row-h: 16rem;          /* hauteur de référence en mode « rows » */
}

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

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font: 400 var(--size)/var(--leading) var(--font);
  -webkit-font-smoothing: antialiased;
}

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

a { color: inherit; text-decoration: none; }
a:hover { text-decoration: underline; text-underline-offset: 0.2em; text-decoration-thickness: 1px; }

:focus-visible { outline: 1.5px solid var(--ink); outline-offset: 3px; }

button { font: inherit; color: inherit; background: none; border: 0; padding: 0; cursor: pointer; }

.skip {
  position: absolute; left: -9999px; top: 0;
  background: var(--paper); padding: 0.5rem 1rem; z-index: 100;
}
.skip:focus { left: 1rem; top: 1rem; }

/* ---------- Structure générale ---------- */

.shell { min-height: 100vh; }

.main { padding: 1.25rem 1.25rem 4rem; }

@media (min-width: 900px) {
  .shell { display: grid; grid-template-columns: var(--side) minmax(0, 1fr); }
  .main { padding: var(--pad) var(--pad) 6rem 0; }
}

/* ---------- Colonne de gauche ---------- */

.sidebar {
  position: sticky; top: 0; z-index: 10;
  background: var(--paper);
  padding: 1rem 1.25rem;
}

.sidebar__top { display: flex; flex-wrap: wrap; align-items: baseline; gap: 0 1rem; }

.sidebar__name {
  font-size: 1.07rem; font-weight: 500; letter-spacing: -0.005em;
  line-height: 1.3;
}
.sidebar__name:hover { text-decoration: none; }

.sidebar__tagline {
  margin: 0; color: var(--muted); font-size: 0.93rem;
  flex-basis: 100%; order: 3;
}

.sidebar__toggle { margin-left: auto; color: var(--muted); }
.sidebar__toggle[aria-expanded="true"] { color: var(--ink); }

.sidebar__panel { display: none; padding: 1.5rem 0 0.5rem; }
.sidebar.is-open .sidebar__panel { display: block; }

.nav, .nav ul, .social { list-style: none; margin: 0; padding: 0; }

.nav > li { margin-bottom: 0.9rem; }
.nav a { color: var(--muted); }
.nav a:hover, .nav a[aria-current="page"] { color: var(--ink); }
.nav a[aria-current="page"] { text-decoration: none; }

.nav__label { display: block; margin-bottom: 0.15rem; }
.nav__group ul { padding-left: 0.9rem; }
.nav__group li { margin: 0.1rem 0; }

.social { margin-top: 2rem; }
.social a { color: var(--muted); }
.social a:hover { color: var(--ink); }

.sidebar__copy { margin: 1.5rem 0 0; color: var(--muted); font-size: 0.8rem; }

@media (min-width: 900px) {
  .sidebar {
    height: 100vh; overflow-y: auto;
    display: flex; flex-direction: column;
    padding: var(--pad) 2rem var(--pad) var(--pad);
  }
  .sidebar__top { display: block; }
  .sidebar__tagline { margin-top: 0.1rem; }
  .sidebar__toggle { display: none; }
  .sidebar__panel { display: flex; flex-direction: column; flex: 1; padding-top: 2.75rem; }
  .sidebar__copy { margin-top: auto; padding-top: 2rem; }
}

/* ---------- Galeries ---------- */

.works { list-style: none; margin: 0; padding: 0; }
.work { margin: 0; }
.work__link { display: block; cursor: zoom-in; }
.work__link img { width: 100%; background: #f3f3f1; }

.work__cap { margin: 0.55rem 0 0; font-size: 0.85rem; color: var(--muted); line-height: 1.45; }
.cap__title { font-style: italic; }
.cap__meta, .cap__note { display: block; }

/* grid : colonnes en quinconce, proportions respectées */
.works--grid { columns: 2; column-gap: 0.9rem; }
.works--grid .work { break-inside: avoid; margin-bottom: 0.9rem; }
@media (min-width: 600px)  { .works--grid { column-gap: var(--gap); } .works--grid .work { margin-bottom: var(--gap); } }
@media (min-width: 1300px) { .works--grid { columns: 3; } }
@media (min-width: 900px)  { .gallery-page { max-width: 90rem; } }
@media (min-width: 1600px) { :root { --row-h: 20rem; } }
.works--grid.works--captioned .work { margin-bottom: calc(var(--gap) * 1.25); }

/* rows : lignes justifiées (nécessite width/height dans le front matter) */
.works--rows { display: flex; flex-wrap: wrap; gap: 0.75rem; }
.works--rows .work { flex: calc(var(--r, 1) * 100) 1 calc(var(--r, 1) * var(--row-h)); }
.works--rows .work img { width: 100%; aspect-ratio: var(--r, auto); object-fit: cover; }
.works--rows::after { content: ""; flex: 999 1 0; }

/* stack : une œuvre par ligne, grand format */
.works--stack { max-width: 62rem; }
.works--stack .work { margin-bottom: 4.5rem; }
.works--stack .work img { width: auto; max-height: 86vh; }

@media (max-width: 599px) {
  .works--grid.works--captioned { columns: 1; }
}

/* ---------- Actualités (accueil) ---------- */

.feed { max-width: 46rem; }

.entry { padding-bottom: 3.25rem; margin-bottom: 3.25rem; border-bottom: 1px solid var(--rule); }
.entry:last-child { border-bottom: 0; }

.entry__media { display: block; margin-bottom: 1.1rem; cursor: zoom-in; }
.entry__media img { width: 100%; }

.entry__title { font-size: 1rem; font-weight: 500; margin: 0; }
.entry__venue { margin: 0.1rem 0 0.8rem; color: var(--muted); }

/* ---------- Pages de texte ---------- */

.page { max-width: 36rem; }
.page-title { font-size: 1rem; font-weight: 500; margin: 0 0 1.75rem; }

.intro { max-width: 36rem; margin-bottom: 2.5rem; }

.prose p { margin: 0 0 0.9em; }
.prose a { text-decoration: underline; text-underline-offset: 0.2em; text-decoration-thickness: 1px; text-decoration-color: var(--muted); }
.prose a:hover { text-decoration-color: var(--ink); }
.prose h2, .prose h3 { font-size: 1rem; font-weight: 500; margin: 2em 0 0.5em; }
.prose img { margin: 1.5rem 0; }
.prose ul { padding-left: 1.1em; }

.back { margin-top: 3rem; color: var(--muted); }
.empty { color: var(--muted); }

/* ---------- Visionneuse ---------- */

.lightbox {
  position: fixed; inset: 0; z-index: 50;
  background: var(--veil);
  display: grid; grid-template-rows: auto minmax(0, 1fr);
}
.lightbox[hidden] { display: none; }

.lightbox__bar {
  display: flex; justify-content: space-between; align-items: baseline;
  padding: 1rem 1.25rem; color: var(--muted);
}
.lightbox__close:hover { color: var(--ink); }

.lightbox__stage {
  margin: 0; min-height: 0;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  padding: 0 1rem 1.25rem;
}

.lightbox__img {
  max-width: 100%; max-height: calc(100vh - 9rem);
  width: auto; height: auto; object-fit: contain;
  transition: opacity 180ms ease;
}
.lightbox__img.is-loading { opacity: 0; }

.lightbox__caption {
  margin-top: 0.9rem; font-size: 0.87rem; color: var(--muted); text-align: center;
  max-width: 40rem; line-height: 1.45;
}

.lightbox__nav {
  position: absolute; top: 3.5rem; bottom: 3.5rem; width: 18%;
  display: flex; align-items: center; padding: 0 1.25rem;
  color: var(--muted); font-size: 2.2rem; font-weight: 400; line-height: 1;
}
.lightbox__nav:hover { color: var(--ink); }
.lightbox__nav--prev { left: 0; justify-content: flex-start; }
.lightbox__nav--next { right: 0; justify-content: flex-end; }
.lightbox.is-single .lightbox__nav, .lightbox.is-single .lightbox__count { visibility: hidden; }

@media (min-width: 900px) {
  .lightbox__bar { padding: 1.5rem var(--pad); }
  .lightbox__stage { padding: 0 6rem 2rem; }
  .lightbox__nav { padding: 0 var(--pad); }
}

@media (max-width: 599px) {
  .lightbox__nav { font-size: 1.8rem; width: 25%; }
}

/* ---------- Protection légère ---------- */

[data-protect] img { -webkit-user-drag: none; user-select: none; -webkit-touch-callout: none; }

/* ---------- Mouvement réduit ---------- */

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { transition: none !important; animation: none !important; }
}

body.lightbox-open { overflow: hidden; }