/* ============================================================================
   Cahier d'enquête — Page d'accueil (landing)
   Importe les tokens partagés et ajoute la mise en page de la grille de cartes.
============================================================================ */

@import url('shared/tokens.css');

*, *::before, *::after { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
html { color-scheme: light; }
body {
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.55;
  color: var(--ink);
  background: var(--paper);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  min-height: 100vh;
  display: grid;
  grid-template-rows: auto 1fr auto;
}

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

/* ---------- masthead ---------- */
.masthead {
  padding: 36px 48px 24px;
  border-bottom: 1px solid var(--rule);
  background: var(--paper);
}
.masthead__label {
  font-family: var(--font-data);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-soft);
  margin-bottom: 8px;
}
.masthead__title {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(28px, 4vw, 44px);
  margin: 0 0 12px;
  color: var(--ink);
}
.masthead__meta {
  font-family: var(--font-data);
  font-size: 12px;
  color: var(--ink-soft);
  margin: 0;
}
.masthead__meta .meta-sep { margin: 0 8px; opacity: 0.45; }

/* ---------- card grid ---------- */
.hub {
  padding: 56px 48px;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 32px;
  max-width: 1200px;
  width: 100%;
  margin: 0 auto;
  align-content: start;
}

.card {
  display: block;
  padding: 32px 28px;
  background: var(--paper-2);
  border: 1px solid var(--rule);
  border-left: 6px solid var(--lead);
  text-decoration: none;
  transition: background 0.15s ease, transform 0.15s ease;
  min-height: 200px;
}
.card:hover {
  background: var(--paper-3);
  text-decoration: none;
  transform: translateY(-2px);
}

.card--rust { border-left-color: var(--rust); }
.card--ochre { border-left-color: var(--ochre); }
.card--lead { border-left-color: var(--lead); }
.card--moss { border-left-color: var(--moss); }

.card__title {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 22px;
  margin: 0 0 12px;
  color: var(--ink);
}

.card__line {
  font-size: 14px;
  color: var(--ink-soft);
  margin: 0 0 18px;
  line-height: 1.5;
}

.card__count {
  font-family: var(--font-data);
  font-size: 12px;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--ink);
  margin: 0;
  padding-top: 14px;
  border-top: 1px solid var(--rule-soft);
}

/* ---------- footer ---------- */
.footer {
  padding: 24px 48px 32px;
  border-top: 1px solid var(--rule-soft);
  font-family: var(--font-data);
  font-size: 11px;
  color: var(--ink-soft);
  text-align: center;
}
.footer a { text-decoration: underline; }

/* ---------- responsive ---------- */
@media (max-width: 720px) {
  .masthead { padding: 24px 20px 16px; }
  .hub {
    padding: 32px 20px;
    gap: 20px;
    /* Force single-column on mobile. The auto-fit minmax(280px, 1fr)
       tries to squeeze two 280px columns into 335px and overflows. */
    grid-template-columns: 1fr;
  }
  .card { padding: 24px 20px; min-height: 180px; }
  .footer { padding: 20px 20px 28px; }
}

/* ---------- prefers-reduced-motion (WCAG 2.3.3) ---------- */
@media (prefers-reduced-motion: reduce) {
  .card {
    transition: none;
  }
  .card:hover {
    transform: none;
  }
}