/* ============================================================
   ANIBAL AMIOT — tokens de design
   Palette inspirée des teintures textiles : indigo, curcuma, garance
   sur un fond coton écru légèrement grisé (volontairement différent
   du "cream + terracotta" par défaut).
   ============================================================ */

:root {
  --color-ground:      #E7E1D2; /* coton écru */
  --color-ground-warm: #DED5BE; /* écru plus chaud, pour cartes */
  --color-ink:         #201B14; /* texte principal */
  --color-ink-soft:    #4A4234; /* texte secondaire */
  --color-indigo:      #29365A; /* accent primaire — cuve d'indigo */
  --color-indigo-deep: #171F35;
  --color-curcuma:     #C4841E; /* accent secondaire — teinture curcuma */
  --color-garance:     #93283A; /* accent tertiaire — teinture garance */
  --color-line:        #B9AF97; /* lisière / filets */

  --font-display: 'Fraunces', 'Georgia', serif;
  --font-body:    'Work Sans', 'Helvetica Neue', sans-serif;
  --font-mono:    'IBM Plex Mono', ui-monospace, monospace;

  --radius: 2px;
  --max-width: 1080px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--color-ground);
  color: var(--color-ink);
  font-family: var(--font-body);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; }

/* ---------- en-tête / lisière tissée ---------- */

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: var(--color-ground);
  border-bottom: 1px solid var(--color-line);
}

.selvage {
  height: 6px;
  background: repeating-linear-gradient(
    90deg,
    var(--color-indigo) 0 10px,
    var(--color-curcuma) 10px 14px,
    var(--color-garance) 14px 16px,
    var(--color-indigo) 16px 26px
  );
}

.header-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 1.1rem 1.5rem;
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}

.brand {
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 600;
  letter-spacing: 0.01em;
  text-decoration: none;
  color: var(--color-ink);
}

.brand-tagline {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-ink-soft);
  display: block;
  margin-top: 0.15rem;
}

/* ---------- navigation en "échantillons de tissu" ---------- */

.swatch-nav {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1.5rem 1.1rem;
  display: flex;
  gap: 0.6rem;
  flex-wrap: wrap;
}

.swatch-btn {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  background: var(--color-ground-warm);
  border: 1px solid var(--color-line);
  border-radius: var(--radius);
  padding: 0.5rem 0.85rem;
  cursor: pointer;
  color: var(--color-ink-soft);
  transition: background 0.15s ease, color 0.15s ease, border-color 0.15s ease;
}

.swatch-btn:hover {
  border-color: var(--color-indigo);
  color: var(--color-indigo);
}

.swatch-btn:focus-visible {
  outline: 2px solid var(--color-indigo);
  outline-offset: 2px;
}

.swatch-btn[aria-current="page"] {
  background: var(--color-indigo);
  border-color: var(--color-indigo);
  color: var(--color-ground);
}

/* ---------- contenu principal ---------- */

main {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 3.5rem 1.5rem 5rem;
}

.eyebrow {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-garance);
  margin: 0 0 0.9rem;
}

h1.page-title {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(2.1rem, 5vw, 3.4rem);
  line-height: 1.08;
  margin: 0 0 1.3rem;
  max-width: 18ch;
}

.intro {
  font-size: 1.1rem;
  color: var(--color-ink-soft);
  max-width: 58ch;
  margin: 0 0 2rem;
}

.placeholder-note {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--color-garance);
  background: rgba(147, 40, 58, 0.07);
  border-left: 2px solid var(--color-garance);
  padding: 0.7rem 1rem;
  max-width: 58ch;
}

.cta-button {
  display: inline-block;
  margin-top: 1.5rem;
  background: var(--color-indigo);
  color: var(--color-ground);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding: 0.85rem 1.5rem;
  border-radius: var(--radius);
  text-decoration: none;
  border: none;
  cursor: pointer;
  transition: background 0.15s ease;
}

.cta-button:hover { background: var(--color-indigo-deep); }

/* ---------- pied de page ---------- */

.site-footer {
  border-top: 1px solid var(--color-line);
  padding: 1.5rem;
  text-align: center;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--color-ink-soft);
}

/* ---------- accessibilité / mouvement réduit ---------- */

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .swatch-btn { transition: none; }
}

@media (max-width: 560px) {
  .header-inner { flex-direction: column; align-items: flex-start; }
  main { padding: 2.2rem 1.2rem 3.5rem; }
}