/* ============================================
   GRANULOMÉTRIE DES COPEAUX — CSS SPÉCIFIQUE
   ============================================
   Dépend de style.css (variables, boutons, eyebrow).
   Sommaire :
   1. En-tête de page
   2. Gabarit du corps
   3. Sections communes
   4. Citation Jean Pain
   5. Historique chronologique
   6. Graphique granulométrique
   7. Tableau de données (details/summary)
   8. Cartes d'usages
   9. CTA final
   10. Responsive (tablette puis mobile)
   ============================================ */


/* ============================================
   1. EN-TÊTE DE PAGE
   ============================================ */
.gc-header {
  background: var(--color-green-tint);
  border-bottom: 1px solid var(--color-border);
  padding: 48px var(--container-padding) 36px;
}

.gc-header-inner {
  max-width: 800px;
  margin: 0 auto;
}

/* .eyebrow est déjà défini dans style.css — on ne le redéclare pas */

.gc-title {
  font-size: 32px;
  color: var(--color-green-darker);
  margin-bottom: 12px;
}

.gc-subtitle {
  font-size: 15px;
  color: #41603A;
  line-height: 1.65;
  max-width: 560px;
}


/* ============================================
   2. GABARIT DU CORPS
   ============================================ */
.gc-body-wrap {
  padding: 0 var(--container-padding);
}

.gc-body {
  max-width: 800px;
  margin: 0 auto;
  padding: 52px 0 72px;
  display: flex;
  flex-direction: column;
  gap: 56px;
}


/* ============================================
   3. SECTIONS COMMUNES
   ============================================ */
.gc-section {
  display: flex;
  flex-direction: column;
  gap: 0; /* l'espacement est géré par les margins des enfants */
}

/* .gc-section-eyebrow : même rôle que .eyebrow, mais couleur héritée */
.gc-section-eyebrow {
  display: block;
  font-size: 11px;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  color: var(--color-green-accent);
  font-weight: 600;
  margin-bottom: 8px;
}

.gc-section-title {
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 500;
  color: var(--color-text);
  line-height: 1.25;
  margin-bottom: 16px;
}

.gc-text {
  font-size: 14px;
  color: var(--color-text-muted);
  line-height: 1.75;
}

.gc-text + .gc-text {
  margin-top: 12px;
}

.gc-text strong {
  color: var(--color-text);
  font-weight: 500;
}


/* ============================================
   4. CITATION JEAN PAIN
   ============================================ */
.gc-quote {
  background: var(--color-green-tint);
  border-left: 3px solid var(--color-green-accent);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  padding: 16px 20px;
  margin: 20px 0;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.gc-quote-text {
  font-size: 15px;
  font-style: italic;
  color: var(--color-green-dark);
  line-height: 1.6;
}

.gc-quote-author {
  font-size: 12px;
  color: var(--color-text-muted);
  font-weight: 500;
  font-style: normal;
}

.gc-quote-author cite {
  font-style: italic;
}


/* ============================================
   5. HISTORIQUE CHRONOLOGIQUE
   ============================================ */
.gc-history {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0;
  position: relative;
  margin-top: 8px;
}

/* Ligne verticale reliant les points */
.gc-history::before {
  content: '';
  position: absolute;
  left: 17px;
  top: 18px;
  bottom: 18px;
  width: 1px;
  background: var(--color-border);
}

.gc-hist-item {
  display: flex;
  gap: 16px;
  padding-bottom: 28px;
  position: relative;
}

.gc-hist-item:last-child {
  padding-bottom: 0;
}

.gc-hist-dot {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--color-green-light);
  border: 2px solid var(--color-green-accent);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  z-index: 1;
}

.gc-hist-dot--current {
  background: var(--color-green-accent);
}

.gc-hist-dot i {
  font-size: 14px;
  color: var(--color-green-dark);
}

.gc-hist-dot--current i {
  color: #fff;
}

.gc-hist-content {
  padding-top: 6px;
}

.gc-hist-date {
  font-size: 11px;
  color: var(--color-green-accent);
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  margin-bottom: 3px;
}

.gc-hist-title {
  font-size: 14px;
  font-weight: 500;
  font-family: var(--font-body);
  color: var(--color-text);
  margin-bottom: 5px;
}

.gc-hist-text {
  font-size: 13px;
  color: var(--color-text-muted);
  line-height: 1.65;
}


/* ============================================
   6. GRAPHIQUE GRANULOMÉTRIQUE
   ============================================ */
.gc-chart-wrap {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 24px;
  margin-top: 20px;
}

.gc-chart-header {
  margin-bottom: 20px;
}

.gc-chart-title {
  font-size: 13px;
  font-weight: 500;
  color: var(--color-text);
  margin-bottom: 3px;
}

.gc-chart-sub {
  font-size: 12px;
  color: var(--color-text-muted);
}

/* Grille de barres */
.gc-chart {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.gc-bar-row {
  display: grid;
  grid-template-columns: 90px 1fr 48px;
  gap: 10px;
  align-items: center;
}

.gc-bar-label {
  font-size: 12px;
  color: var(--color-text-muted);
  text-align: right;
  white-space: nowrap;
}

.gc-bar-track {
  height: 22px;
  background: var(--color-green-tint);
  border-radius: 4px;
  overflow: hidden;
}

.gc-bar-fill {
  height: 100%;
  border-radius: 4px;
  transition: width 0.6s ease;
}

.gc-bar-fill--major { background: var(--color-green-accent); }
.gc-bar-fill--mid   { background: #5FA83C; }
.gc-bar-fill--minor { background: #A3CF86; }

.gc-bar-pct {
  font-size: 12px;
  font-weight: 500;
  color: var(--color-text);
  text-align: right;
  white-space: nowrap;
}

/* Totaux groupés */
.gc-chart-totals {
  display: flex;
  gap: 10px;
  margin-top: 18px;
  flex-wrap: wrap;
}

.gc-total-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 12px;
  border-radius: 20px;
  font-size: 12px;
  font-weight: 500;
}

.gc-total-badge--major { background: var(--color-green-light); color: var(--color-green-dark); }
.gc-total-badge--mid   { background: #EDF5E7; color: #3A7A26; }
.gc-total-badge--minor { background: #F4FAF0; color: #5A8A48; }

.gc-total-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  flex-shrink: 0;
}

.gc-total-dot--major { background: var(--color-green-accent); }
.gc-total-dot--mid   { background: #5FA83C; }
.gc-total-dot--minor { background: #A3CF86; }

/* Note de source */
.gc-chart-note {
  font-size: 12px;
  color: var(--color-text-muted);
  margin-top: 14px;
  font-style: italic;
  line-height: 1.55;
}


/* ============================================
   7. TABLEAU DE DONNÉES (details/summary)
   ============================================ */
.gc-table-details {
  margin-top: 16px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.gc-table-summary {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 16px;
  font-size: 13px;
  font-weight: 500;
  color: var(--color-text-muted);
  cursor: pointer;
  user-select: none;
  list-style: none; /* supprime le triangle natif */
  transition: background-color 0.12s ease, color 0.12s ease;
}

.gc-table-summary::-webkit-details-marker {
  display: none; /* supprime le triangle sur Safari */
}

.gc-table-summary:hover {
  background: var(--color-green-tint);
  color: var(--color-green-dark);
}

.gc-table-details[open] .gc-table-summary {
  border-bottom: 1px solid var(--color-border);
  color: var(--color-green-dark);
}

.gc-table-wrap {
  overflow-x: auto;
}

.gc-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}

.gc-table-caption {
  font-size: 11px;
  color: var(--color-text-muted);
  text-align: left;
  padding: 10px 14px 0;
  caption-side: top;
}

.gc-table th {
  background: var(--color-green-tint);
  padding: 10px 14px;
  text-align: left;
  font-weight: 500;
  color: var(--color-text);
  border-bottom: 1px solid var(--color-border);
  white-space: nowrap;
}

.gc-table td {
  padding: 9px 14px;
  border-bottom: 1px solid var(--color-border);
  color: var(--color-text-muted);
  vertical-align: middle;
}

.gc-table tr:last-child td {
  border-bottom: none;
}

.gc-table .highlight {
  font-weight: 500;
  color: var(--color-text);
}

/* Cellules de groupe (rowspan) */
.gc-table .group-cell {
  font-size: 12px;
  font-weight: 500;
  text-align: center;
  vertical-align: middle;
  white-space: nowrap;
  padding: 9px 14px;
  border-left: 1px solid var(--color-border);
}

.gc-table .major-cell { background: var(--color-green-light); color: var(--color-green-dark); }
.gc-table .mid-cell   { background: #EDF5E7; color: #3A7A26; }
.gc-table .minor-cell { background: #F4FAF0; color: #5A8A48; }


/* ============================================
   8. CARTES D'USAGES
   ============================================ */
.gc-usages {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin-top: 20px;
}

.gc-usage-card {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 18px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  transition: border-color 0.15s ease, transform 0.15s ease;
}

.gc-usage-card:hover {
  border-color: var(--color-green-accent);
  transform: translateY(-2px);
}

.gc-usage-icon {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-md);
  background: var(--color-green-light);
  display: flex;
  align-items: center;
  justify-content: center;
}

.gc-usage-icon i {
  font-size: 17px;
  color: var(--color-green-dark);
}

.gc-usage-title {
  font-size: 13px;
  font-weight: 500;
  font-family: var(--font-body);
  color: var(--color-text);
}

.gc-usage-text {
  font-size: 12px;
  color: var(--color-text-muted);
  line-height: 1.55;
  flex-grow: 1;
}

.gc-usage-good {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: 11px;
  font-weight: 500;
  color: var(--color-green-dark);
  margin-top: 4px;
}

.gc-usage-good i {
  font-size: 12px;
}


/* ============================================
   9. CTA FINAL
   ============================================ */
.gc-cta {
  background: var(--color-green-tint);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 28px 32px;
}

.gc-cta-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
}

.gc-cta-title {
  font-size: 17px;
  font-family: var(--font-display);
  font-weight: 500;
  color: var(--color-green-darker);
}

.gc-cta-sub {
  font-size: 13px;
  color: #41603A;
  margin-top: 5px;
}

.gc-cta-btns {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  flex-shrink: 0;
}

/* Les boutons .btn, .btn-primary, .btn-secondary viennent de style.css */


/* ============================================
   10. RESPONSIVE
   ============================================ */

/* ---------- TABLETTE (≤ 1024px) ---------- */
@media (max-width: 1024px) {
  .gc-usages {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* ---------- MOBILE (≤ 640px) ---------- */
@media (max-width: 640px) {

  .gc-title {
    font-size: 24px;
  }

  .gc-body {
    padding: 40px 0 56px;
    gap: 44px;
  }

  .gc-bar-row {
    grid-template-columns: 72px 1fr 42px;
    gap: 8px;
  }

  .gc-chart-totals {
    flex-direction: column;
    gap: 8px;
  }

  .gc-usages {
    grid-template-columns: 1fr;
  }

  .gc-cta-inner {
    flex-direction: column;
    align-items: flex-start;
  }

  .gc-cta-btns {
    width: 100%;
    flex-direction: column;
  }

  .gc-cta-btns .btn {
    justify-content: center;
  }
}