/* ── Fonts ─────────────────────────────────────────── */
@font-face {
  font-family: 'Bitblask';
  src: url('assets/fonts/sous-titre.otf') format('opentype');
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: 'TexteFont';
  src: url('assets/fonts/texte.otf') format('opentype');
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}

/* ── Variables ─────────────────────────────────────── */
:root {
  --bordeaux: #400d13;
  --chanvre:  #fde4e3;
  --dark:     #1a0608;
  --white:    #ffffff;
  --gray:     #f0ece8;
  --text:     #0a0a0a;
  --muted:    #9a9490;
  --border:   #e8e2de;
  --font-display: 'Bebas Neue', Impact, sans-serif;
  --font-sub:     'Bitblask', system-ui, sans-serif;
  --font-sans:    'TexteFont', system-ui, sans-serif;
  --font-script:  'Caveat', cursive;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }

body {
  font-family: var(--font-sans);
  background: var(--bordeaux);
  color: var(--chanvre);
  -webkit-font-smoothing: antialiased;
}

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

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

/* ── Site Header (pages projet) ────────────────────── */
.site-header {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  padding: 1.5625rem 2.5rem;
  background: var(--chanvre);
}

.site-logo {
  grid-column: 2;
}

.back-link {
  grid-column: 3;
  justify-self: end;
}

.site-logo {
  display: flex;
  align-items: center;
  flex-shrink: 0;
}

.site-logo img {
  height: 32px;
  width: auto;
  display: block;
}

.site-logo-text {
  font-family: var(--font-display);
  font-size: 1.375rem;
  letter-spacing: 0.06em;
  color: var(--bordeaux);
}

.back-link {
  font-size: 0.8rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: rgba(64,13,19,0.55);
  display: flex;
  align-items: center;
  gap: 0.4rem;
  transition: color 0.2s;
}

.back-link::before { content: '←'; }
.back-link:hover { color: var(--bordeaux); }

/* ── Project Hero ───────────────────────────────────── */
.project-hero {
  padding: 4rem 2rem 2.5rem;
  max-width: 820px;
  margin: 0 auto;
}

.project-kicker {
  display: block;
  font-family: var(--font-sub);
  font-size: 0.875rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(253,228,227,0.55);
  margin-bottom: 0.875rem;
}

.project-title {
  font-family: var(--font-display);
  font-size: clamp(3rem, 8vw, 6rem);
  line-height: 0.92;
  color: var(--chanvre);
  letter-spacing: 0.02em;
  margin-bottom: 2rem;
}

.project-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 2rem;
  padding-top: 1.5rem;
  border-top: 1px solid rgba(253,228,227,0.15);
}

.meta-item { display: flex; flex-direction: column; gap: 0.3rem; }

.meta-label {
  font-size: 0.625rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: rgba(253,228,227,0.45);
}

.meta-value { font-size: 0.9375rem; color: var(--chanvre); }

/* ── Project Visuals ────────────────────────────────── */
.project-visuals {
  display: flex;
  flex-direction: column;
  gap: 3px;
}

.project-visuals img { width: 75%; height: auto; display: block; margin: 0 auto; }

.img-placeholder {
  width: 100%;
  aspect-ratio: 16/9;
  background: #2e0a0f;
}

/* ── Project Description ────────────────────────────── */
.project-description {
  max-width: 640px;
  margin: 4rem auto;
  padding: 0 2rem;
  font-size: 1.0625rem;
  line-height: 1.8;
  color: rgba(253,228,227,0.8);
}

.project-description p + p { margin-top: 1.25rem; }

.desc-subtitle {
  font-family: var(--font-display);
  font-size: 1.5rem;
  letter-spacing: 0.03em;
  color: var(--chanvre);
  margin-top: 2.5rem;
  margin-bottom: 0.75rem;
}

/* ── Site Footer (pages projet) ─────────────────────── */
.site-footer {
  padding: 3.125rem 2.5rem;
  text-align: center;
  font-size: 0.8125rem;
  color: rgba(253,228,227,0.55);
  background: var(--bordeaux);
  margin-top: 5rem;
  letter-spacing: 0.03em;
}

.site-footer a {
  color: var(--chanvre);
  transition: opacity 0.2s;
}

.site-footer a:hover { opacity: 0.7; }

/* ── Project page two-column layout ─────────────────── */
.project-content {
  display: grid;
  grid-template-columns: 55% 45%;
}

.project-photos {
  display: flex;
  flex-direction: column;
  gap: 3px;
}

.project-photos img {
  width: 100%;
  height: auto;
  display: block;
  opacity: 0;
  transform: translateY(16px);
  animation: photoReveal 0.6s ease forwards;
}

.project-photos img:nth-child(1) { animation-delay: 0.05s; }
.project-photos img:nth-child(2) { animation-delay: 0.18s; }
.project-photos img:nth-child(3) { animation-delay: 0.31s; }
.project-photos img:nth-child(4) { animation-delay: 0.44s; }

@keyframes photoReveal {
  to { opacity: 1; transform: translateY(0); }
}

.project-info {
  animation: fadeIn 0.5s ease 0.1s both;
}

@keyframes fadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}

.project-info {
  position: sticky;
  top: 0;
  max-height: 100vh;
  overflow-y: auto;
  padding: 2.5rem 3rem 2rem;
  display: flex;
  flex-direction: column;
  border-left: 1px solid rgba(253,228,227,0.1);
  align-self: flex-start;
}

.project-info .project-title {
  font-size: clamp(2.5rem, 5vw, 4.5rem);
  margin-bottom: 1.25rem;
}

.project-info .project-meta {
  margin-bottom: 1.75rem;
  gap: 1.25rem;
}

.project-info .project-description {
  margin: 0;
  padding: 0;
  max-width: none;
  font-size: 0.9375rem;
}

.project-info .project-description p + p {
  margin-top: 0.875rem;
}

.project-info .desc-subtitle {
  font-size: 1.25rem;
  margin-top: 1.5rem;
  margin-bottom: 0.5rem;
}

.project-content + .site-footer {
  margin-top: 0;
}

/* ── Project prev/next nav ───────────────────────────── */
.project-nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.25rem 2.5rem;
  border-top: 1px solid rgba(253,228,227,0.08);
}

.project-nav a {
  font-family: var(--font-sub);
  font-size: 0.8125rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(253,228,227,0.45);
  transition: color 0.2s;
}

.project-nav a:hover { color: var(--chanvre); }

.project-nav-prev::before { content: '← '; }
.project-nav-next::after  { content: ' →'; }

/* ── Responsive ─────────────────────────────────────── */
@media (max-width: 768px) {
  .site-header { padding: 1rem 1.25rem; }
  .site-logo img { height: 26px; }
  .project-hero { padding: 2.5rem 1.25rem 2rem; }
  .project-description { padding: 0 1.25rem; margin: 2.5rem auto; }
  .project-meta { gap: 1.5rem; }
  .site-footer { margin-top: 3rem; }

  /* Stack project layout vertically on mobile */
  .project-content {
    grid-template-columns: 1fr;
  }

  .project-info {
    position: static;
    max-height: none;
    padding: 2rem 1.25rem 2.5rem;
    border-left: none;
    border-top: 1px solid rgba(253,228,227,0.1);
  }

  .project-content + .site-footer {
    margin-top: 0;
    padding: 1.5rem 1.25rem;
  }
}