/* ============================================================
   Régénération des sols — style.css
   Feuille de styles principale pour l'hébergement Infomaniak
   
   Structure :
   1. Variables CSS (couleurs, polices, espacements)
   2. Reset & base
   3. Utilitaires Tailwind-like (remplacés par classes sémantiques)
   4. Header & navigation
   5. Sections principales (Hero, Mission, Projets, Impact, Don, FAQ…)
   6. Footer
   7. Composants (boutons, cartes, barres de progression, accordéon)
   8. Responsive (mobile-first)
   9. Animations
   ============================================================ */

/* ============================================================
   1. VARIABLES CSS — Thème "Terres & Vie"
   ============================================================ */
:root {
  /* Couleurs primaires */
  --color-primary:        oklch(58.585% 0.13132 114.499);   /* Ocre terreux */
  --color-primary-hover:  oklch(46% 0.14 88);
  --color-accent:         oklch(58% 0.12 75);   /* Ambre chaud */

  /* Arrière-plans */
  --color-background:     oklch(0.99 0.005 88);  /* Blanc cassé chaud */
  --color-secondary:      oklch(0.96 0.01 88);   /* Beige très clair */
  --color-card:           oklch(0.99 0.003 88);

  /* Textes */
  --color-foreground:     oklch(0.22 0.02 75);   /* Brun foncé */
  --color-muted:          oklch(0.55 0.02 80);   /* Gris chaud */

  /* Bordures */
  --color-border:         oklch(0.88 0.01 85);

  /* Graphique */
  --color-chart-3:        oklch(0.65 0.08 55);   /* Terre de Sienne */

  /* Texte sur fond primaire */
  --color-primary-foreground: oklch(0.99 0.005 88);

  /* Typographie */
  --font-sans:    'DM Sans', system-ui, sans-serif;
  --font-display: 'DM Serif Display', Georgia, serif;
  --font-mono:    'JetBrains Mono', 'Courier New', monospace;

  /* Espacements */
  --max-width: 72rem;      /* 1152px */
  --px-mobile: 1rem;
  --px-desktop: 1.5rem;

  /* Transitions */
  --transition: 150ms ease;

  /* Ombres */
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.08);
  --shadow-md: 0 4px 16px rgba(0,0,0,0.10);
}


/* ============================================================
   2. RESET & BASE
   ============================================================ */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

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

body {
  font-family: var(--font-sans);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--color-foreground);
  background-color: var(--color-background);
  min-height: 100dvh;
}

img, svg {
  display: block;
  max-width: 100%;
}

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

ul {
  list-style: none;
}

/* Accessibilité : lien "passer au contenu" */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  overflow: hidden;
  clip: rect(0,0,0,0);
  white-space: nowrap;
  border: 0;
}
.sr-only:focus,
.sr-only.focus-visible {
  position: fixed;
  top: 0.5rem;
  left: 0.5rem;
  z-index: 9999;
  width: auto;
  height: auto;
  padding: 0.5rem 1rem;
  clip: auto;
  border-radius: 0.375rem;
  background: var(--color-primary);
  color: var(--color-primary-foreground);
  font-weight: 600;
}


/* ============================================================
   3. CONTENEUR GLOBAL
   ============================================================ */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--px-mobile);
}
@media (min-width: 640px) {
  .container { padding: 0 var(--px-desktop); }
}


/* ============================================================
   4. HEADER & NAVIGATION
   ============================================================ */
.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  border-bottom: 1px solid color-mix(in oklch, var(--color-border) 60%, transparent);
  background: color-mix(in oklch, var(--color-background) 85%, transparent);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 6rem;
}

/* Logo */
.logo-link {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}
.logo-link img {
  height: 5rem;
  width: auto;
}

/* Navigation principale (desktop) */
.main-nav {
  display: none;
  align-items: center;
  gap: 1.75rem;
}
@media (min-width: 768px) {
  .main-nav { display: flex; }
}
.main-nav a {
  font-size: 1.125rem;
  font-weight: 500;
  color: color-mix(in oklch, var(--color-foreground) 80%, transparent);
  transition: color var(--transition);
}
.main-nav a:hover { color: var(--color-primary); }

/* Bouton header CTA */
.btn-header {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 2.25rem;
  padding: 0 1.5rem;
  border-radius: 9999px;
  font-size: 1.125rem;
  font-weight: 500;
  white-space: nowrap;
  cursor: pointer;
  transition: background var(--transition);
  background: var(--color-primary);
  color: var(--color-primary-foreground);
  border: none;
  text-decoration: none;
}
.btn-header:hover { background: var(--color-primary-hover); }


/* ============================================================
   5. BOUTONS (réutilisables)
   ============================================================ */

/* Bouton primaire */
.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 2.5rem;
  padding: 0 2rem;
  font-size: 0.875rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  cursor: pointer;
  transition: background var(--transition), color var(--transition);
  background: var(--color-primary);
  color: var(--color-primary-foreground);
  border: none;
  border-radius: 0;  /* Carré, style éditorial */
  text-decoration: none;
  white-space: nowrap;
}
.btn-primary:hover { background: var(--color-primary-hover); }

/* Bouton secondaire (outline) */
.btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 2.5rem;
  padding: 0 2rem;
  font-size: 0.875rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  cursor: pointer;
  transition: background var(--transition), color var(--transition);
  background: transparent;
  color: var(--color-foreground);
  border: 1px solid var(--color-border);
  border-radius: 0;
  text-decoration: none;
  white-space: nowrap;
}
.btn-secondary:hover {
  background: var(--color-secondary);
}

/* Bouton arrondi (pour les cartes, formulaires) */
.btn-rounded {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 2.25rem;
  padding: 0 1rem;
  font-size: 0.875rem;
  font-weight: 500;
  cursor: pointer;
  transition: background var(--transition), color var(--transition);
  border-radius: 9999px;
  border: 1px solid var(--color-border);
  background: var(--color-background);
  color: var(--color-foreground);
  text-decoration: none;
  width: 100%;
  white-space: nowrap;
}
.btn-rounded:hover {
  background: var(--color-secondary);
  color: var(--color-accent);
}

.btn-rounded-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 2.25rem;
  padding: 0 1rem;
  font-size: 0.875rem;
  font-weight: 500;
  cursor: pointer;
  transition: background var(--transition);
  border-radius: 9999px;
  border: none;
  background: var(--color-primary);
  color: var(--color-primary-foreground);
  text-decoration: none;
  width: 100%;
  white-space: nowrap;
}
.btn-rounded-primary:hover { background: var(--color-primary-hover); }


/* ============================================================
   6. SECTION HERO
   ============================================================ */
.section-hero {
  position: relative;
  overflow: hidden;
  /* border-bottom: 1px solid var(--color-border); */
}

/* Fond dégradé radial décoratif */
.hero-bg {
  position: absolute;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(55% 45% at 85% 10%, oklch(0.92 0.13 88 / 0.55), transparent 65%),
    radial-gradient(45% 40% at 10% 90%, oklch(0.88 0.10 70 / 0.35), transparent 70%);
}

.hero-inner {
  display: grid;
  gap: 3rem;
  padding-top: 6rem;
  padding-bottom: 6rem;
}
@media (min-width: 768px) {
  .hero-inner {
    grid-template-columns: 1.4fr 1fr;
    padding-top: 8rem;
    padding-bottom: 8rem;
  }
}

/* Étiquette "01 — Association suisse" */
.hero-label {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 2rem;
  font-size: 0.6875rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.22em;
  color: var(--color-muted);
}
.hero-label .label-line {
  display: block;
  height: 1px;
  width: 2.5rem;
  background: color-mix(in oklch, var(--color-foreground) 40%, transparent);
}

/* Titre principal */
.hero-title {
  max-width: 48rem;
  font-family: "Franklin Gothic Heavy", var(--font-display);
  font-size: clamp(2.25rem, 6vw, 4.5rem);
  font-weight: 300;
  line-height: 1.02;
  letter-spacing: -0.02em;
}
.hero-title em {
  font-style: italic;
  color: var(--color-primary);
}

/* Sous-titre */
.hero-subtitle {
  margin-top: 2rem;
  max-width: 36rem;
  font-size: 1.125rem;
  line-height: 1.7;
  color: var(--color-muted);
}

/* Boutons CTA */
.hero-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.75rem;
  margin-top: 2.5rem;
}

/* Mention partenaires */
.hero-partners {
  margin-top: 2.5rem;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--color-muted);
}

/* Schmetterling / Papillon — repris exactement du logo RDS */
.hero-butterfly {
  pointer-events: none;
  user-select: none;
  position: absolute;
  right: 2rem;
  top: 6rem;
  display: none;
  color: var(--color-primary);
  filter: drop-shadow(0 8px 18px rgba(180,120,0,0.22));
  transform: rotate(5deg);
  opacity: 0.95;
}
@media (min-width: 768px) {
  .hero-butterfly { display: block; }
}


/* ============================================================
   7. SECTIONS GÉNÉRIQUES (Mission, Impact, Gouvernance, Comprendre)
   ============================================================ */
.section-light {
  border-bottom: 1px solid color-mix(in oklch, var(--color-border) 60%, transparent);
  padding: 5rem 0;
}
@media (min-width: 640px) {
  .section-light { padding: 6rem 0; }
}

.section-tinted {
  border-bottom: 1px solid color-mix(in oklch, var(--color-border) 60%, transparent);
  background: color-mix(in oklch, var(--color-secondary) 40%, transparent);
  padding: 5rem 0;
}
@media (min-width: 640px) {
  .section-tinted { padding: 6rem 0; }
}

/* En-tête de section */
.section-label {
  font-size: 0.75rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--color-accent);
  margin-bottom: 0.75rem;
}
.section-label-muted {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.6875rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.22em;
  color: var(--color-muted);
  margin-bottom: 1.5rem;
}
.section-label-muted .label-line {
  display: block;
  height: 1px;
  width: 2.5rem;
  background: color-mix(in oklch, var(--color-foreground) 40%, transparent);
}

.section-title {
  font-size: clamp(1.75rem, 3vw, 2.5rem);
  font-weight: 600;
  line-height: 1.2;
}
.section-title-light {
  font-size: clamp(1.75rem, 4vw, 3rem);
  font-weight: 300;
  letter-spacing: -0.02em;
  line-height: 1.1;
}
.section-desc {
  margin-top: 1.25rem;
  color: var(--color-muted);
}

/* Grille 2 colonnes */
.grid-2 {
  display: grid;
  gap: 3rem;
}
@media (min-width: 768px) {
  .grid-2 { grid-template-columns: 1fr 1.3fr; }
}
.grid-2-reverse {
  display: grid;
  gap: 3rem;
}
@media (min-width: 768px) {
  .grid-2-reverse { grid-template-columns: 1.4fr 1fr; }
}


/* ============================================================
   8. SECTION MISSION
   ============================================================ */
.mission-content {
  font-size: 1rem;
  line-height: 1.7;
  color: color-mix(in oklch, var(--color-foreground) 90%, transparent);
}
.mission-content p { margin-bottom: 1.25rem; }
.mission-content strong { font-weight: 700; }

/* Left column image under the mission title */
.mission-image {
  margin-top: 1.5rem;
}
.mission-image img {
  width: 100%;
  height: auto;
  display: block;
  border-radius: 0.5rem;
  box-shadow: var(--shadow-sm);
}

/* Grille 4 bénéfices */
.mission-benefits {
  display: grid;
  gap: 0.75rem;
  margin-top: 0.5rem;
}
@media (min-width: 640px) {
  .mission-benefits { grid-template-columns: 1fr 1fr; }
}

.benefit-card {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  border: 1px solid var(--color-border);
  background: var(--color-card);
  padding: 1rem;
  border-radius: 0.5rem;
}
.benefit-dot {
  flex-shrink: 0;
  margin-top: 0.375rem;
  width: 0.375rem;
  height: 0.375rem;
  border-radius: 9999px;
  background: var(--color-primary);
}
.benefit-card span {
  font-size: 0.875rem;
  font-weight: 500;
}


/* ============================================================
   9. SECTION PROJETS
   ============================================================ */
.section-projets {
  position: relative;
  border-bottom: 1px solid var(--color-border);
  background: color-mix(in oklch, var(--color-secondary) 40%, transparent);
  padding: 6rem 0;
}
@media (min-width: 640px) { .section-projets { padding: 8rem 0; } }

.projets-header {
  margin-bottom: 4rem;
  max-width: 48rem;
}

/* Grille de projets (3 colonnes séparées par une bordure) */
.projets-grid {
  display: grid;
  gap: 1px;
  background: var(--color-border);
}
@media (min-width: 768px) {
  .projets-grid { grid-template-columns: repeat(3, 1fr); }
}

/* Carte projet */
.projet-card {
  position: relative;
  display: flex;
  flex-direction: column;
  background: var(--color-card);
  padding: 1.75rem;
  transition: background var(--transition);
}
.projet-card:hover { background: var(--color-background); }

.projet-num {
  margin-bottom: 1rem;
  font-size: 0.6875rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.22em;
  color: var(--color-muted);
}
.projet-title {
  font-size: 1.25rem;
  font-weight: 500;
  line-height: 1.35;
}
.projet-desc {
  margin-top: 0.75rem;
  font-size: 0.875rem;
  color: var(--color-muted);
  flex: 1;
}

/* Meta budget/calendrier */
.projet-meta {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.75rem;
  margin-top: 1.25rem;
  font-size: 0.875rem;
}
.projet-meta dt {
  font-size: 0.625rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-muted);
}
.projet-meta dd { font-weight: 600; }

/* Barre de progression */
.progress-wrap { margin-top: 1.25rem; }
.progress-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.375rem;
  font-size: 0.75rem;
}
.progress-header span:first-child { color: var(--color-muted); }
.progress-header span:last-child  { font-weight: 600; }

.progress-bar {
  position: relative;
  height: 0.5rem;
  width: 100%;
  overflow: hidden;
  border-radius: 9999px;
  background: color-mix(in oklch, var(--color-primary) 20%, transparent);
}
.progress-fill {
  height: 100%;
  background: var(--color-primary);
  border-radius: 9999px;
  transition: width 0.6s ease;
}

/* Papillon décoratif sur la première carte */
.project-butterfly {
  pointer-events: none;
  user-select: none;
  position: absolute;
  top: -1rem;
  right: -23rem;
  color: var(--color-accent);
  filter: drop-shadow(0 8px 18px rgba(180,120,0,0.22));
  transform: rotate(-18deg);
  z-index: 20;
}

/* Accordéon "Détails du projet" */
.accordion {
  margin-top: 1.25rem;
  border-top: 1px solid color-mix(in oklch, var(--color-border) 60%, transparent);
  border-bottom: 1px solid color-mix(in oklch, var(--color-border) 60%, transparent);
}
.accordion summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 0;
  font-size: 0.875rem;
  font-weight: 500;
  cursor: pointer;
  list-style: none;
  user-select: none;
}
.accordion summary::-webkit-details-marker { display: none; }
.accordion-icon {
  width: 1rem;
  height: 1rem;
  flex-shrink: 0;
  color: var(--color-muted);
  transition: transform 0.2s;
}
details[open] .accordion-icon { transform: rotate(180deg); }
.accordion-body {
  padding-bottom: 1rem;
  font-size: 0.875rem;
  color: var(--color-muted);
  line-height: 1.6;
}


/* ============================================================
   10. SECTION IMPACT
   ============================================================ */
/* Chiffres clés */
.impact-stats {
  display: grid;
  gap: 1.25rem;
  margin-bottom: 3rem;
}
@media (min-width: 640px) {
  .impact-stats { grid-template-columns: repeat(3, 1fr); }
}
.stat-card {
  border: 1px solid var(--color-border);
  background: var(--color-card);
  padding: 1.5rem;
  border-radius: 1rem;
}
.stat-card dt {
  font-size: 0.875rem;
  color: var(--color-muted);
}
.stat-card dd {
  margin-top: 0.5rem;
  font-family: var(--font-display);
  font-size: 2.25rem;
  font-weight: 600;
  color: var(--color-primary);
}

/* Tableau de synthèse */
.impact-table-wrap {
  overflow: hidden;
  border: 1px solid var(--color-border);
  border-radius: 1rem;
  overflow-x: auto;
}
.impact-table {
  width: 100%;
  text-align: left;
  font-size: 0.875rem;
  border-collapse: collapse;
}
.impact-table caption { /* Accessibilité */ position: absolute; width: 1px; height: 1px; clip: rect(0,0,0,0); }
.impact-table thead {
  background: color-mix(in oklch, var(--color-secondary) 60%, transparent);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-muted);
}
.impact-table th,
.impact-table td {
  padding: 0.75rem 1.25rem;
}
.impact-table tbody { background: var(--color-card); }
.impact-table tbody tr + tr { border-top: 1px solid var(--color-border); }
.impact-table tbody td:first-child { font-weight: 500; }

/* Partenaires */
.partners-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.75rem;
  margin-top: 1rem;
}
@media (min-width: 640px) {
  .partners-grid { grid-template-columns: repeat(3, 1fr); }
}
.partner-badge {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 5rem;
  border: 1px dashed var(--color-border);
  background: var(--color-card);
  border-radius: 0.75rem;
  padding: 1rem;
  font-size: 0.875rem;
  text-align: center;
  color: var(--color-muted);
}

.collaboration-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.5rem;
}

.collaboration-grid {
  display: grid;
  gap: 1rem;
}
@media (min-width: 768px) {
  .collaboration-grid { grid-template-columns: repeat(3, 1fr); }
}

.collaboration-card {
  background: color-mix(in oklch, var(--color-card) 92%, transparent);
  border: 1px solid var(--color-border);
  border-radius: 1rem;
  padding: 1.25rem;
  box-shadow: var(--shadow-sm);
}
.collaboration-card h3 {
  font-size: 1.05rem;
  font-weight: 600;
  margin-bottom: 0.75rem;
  line-height: 1.35;
}
.collaboration-card p:last-child {
  color: var(--color-muted);
  line-height: 1.7;
}

.collaboration-highlight {
  background: color-mix(in oklch, var(--color-card) 90%, transparent);
  border: 1px solid var(--color-border);
  border-radius: 1rem;
  padding: 1.25rem;
}
.collaboration-highlight p:last-child {
  color: var(--color-muted);
  line-height: 1.7;
}


/* ============================================================
   11. SECTION TRANSPARENCE (Donut chart remplacé par barre)
   ============================================================ */
.transparence-bar {
  height: 2.75rem;
  width: 100%;
  max-width: 20rem;
  margin: 0 auto;
  border-radius: 0.75rem;
  overflow: hidden;
  background: linear-gradient(to right,
    var(--color-primary) 0% 85%,
    var(--color-chart-3) 85% 95%,
    var(--color-accent)  95% 100%);
}
.transparence-legend {
  margin-top: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}
.legend-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.875rem;
}
.legend-label {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}
.legend-dot {
  width: 0.75rem;
  height: 0.75rem;
  border-radius: 0.125rem;
  flex-shrink: 0;
}
.legend-row dd { font-weight: 600; }

/* Points de la liste d'engagements */
.transparence-list {
  margin-top: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  font-size: 0.875rem;
}
.transparence-list li {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
}
.list-dot {
  flex-shrink: 0;
  margin-top: 0.375rem;
  width: 0.375rem;
  height: 0.375rem;
  border-radius: 9999px;
  background: var(--color-primary);
}


/* ============================================================
   12. SECTION DON
   ============================================================ */
.section-don {
  border-bottom: 1px solid color-mix(in oklch, var(--color-border) 60%, transparent);
  padding: 5rem 0;
}
@media (min-width: 640px) { .section-don { padding: 7rem 0; } }

.don-grid {
  display: grid;
  gap: 1.5rem;
}
@media (min-width: 1024px) {
  .don-grid { grid-template-columns: 1.2fr 1fr; }
}

/* Formulaire de don */
.don-form {
  border: 1px solid var(--color-border);
  background: var(--color-card);
  border-radius: 1rem;
  padding: 1.5rem;
}
@media (min-width: 640px) { .don-form { padding: 2rem; } }

.don-form h3 {
  font-size: 1.25rem;
  font-weight: 600;
}

/* Toggle mensuel/unique */
.toggle-row {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-top: 1.25rem;
  padding: 0.25rem;
  border: 1px solid var(--color-border);
  border-radius: 9999px;
  background: color-mix(in oklch, var(--color-secondary) 60%, transparent);
  font-size: 0.875rem;
}
.toggle-btn {
  flex: 1;
  padding: 0.5rem 1rem;
  border-radius: 9999px;
  border: none;
  background: transparent;
  font-weight: 500;
  cursor: pointer;
  transition: background var(--transition), box-shadow var(--transition);
  color: var(--color-muted);
}
.toggle-btn.active {
  background: var(--color-card);
  color: var(--color-foreground);
  box-shadow: var(--shadow-sm);
}

/* Montants */
fieldset { border: none; }
.amounts-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.5rem;
  margin-top: 0.75rem;
}
@media (min-width: 640px) {
  .amounts-grid { grid-template-columns: repeat(4, 1fr); }
}
.amount-btn {
  min-height: 2.75rem;
  border: 1px solid var(--color-border);
  background: var(--color-background);
  border-radius: 0.75rem;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: border-color var(--transition), background var(--transition), color var(--transition);
}
.amount-btn:hover { border-color: color-mix(in oklch, var(--color-primary) 60%, transparent); }
.amount-btn.active {
  border-color: var(--color-primary);
  background: var(--color-primary);
  color: var(--color-primary-foreground);
}

/* Champ de saisie */
.don-input {
  width: 100%;
  height: 2.25rem;
  margin-top: 0.75rem;
  padding: 0 0.75rem;
  border: 1px solid var(--color-border);
  border-radius: 0.375rem;
  background: transparent;
  font-size: 1rem;
  color: var(--color-foreground);
  outline: none;
  transition: border-color var(--transition), box-shadow var(--transition);
}
.don-input::placeholder { color: var(--color-muted); }
.don-input:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px color-mix(in oklch, var(--color-primary) 20%, transparent);
}

/* Label de formulaire */
.field-label {
  display: block;
  margin-top: 1.25rem;
  font-size: 0.875rem;
  font-weight: 500;
}

/* Bouton de soumission */
.btn-submit {
  width: 100%;
  margin-top: 1.5rem;
  height: 2.5rem;
  border: none;
  border-radius: 9999px;
  background: var(--color-primary);
  color: var(--color-primary-foreground);
  font-size: 1rem;
  font-weight: 500;
  cursor: pointer;
  transition: background var(--transition);
}
.btn-submit:hover { background: var(--color-primary-hover); }

.don-legal {
  margin-top: 1rem;
  font-size: 0.75rem;
  color: var(--color-muted);
}

/* Virement bancaire */
.virement-aside {
  position: relative;
  border: 1px solid var(--color-border);
  background: color-mix(in oklch, var(--color-secondary) 60%, transparent);
  padding: 1.5rem;
}
@media (min-width: 640px) { .virement-aside { padding: 2rem; } }

.virement-aside h3 {
  font-size: 1.25rem;
  font-weight: 600;
}
.virement-aside .desc {
  margin-top: 0.5rem;
  font-size: 0.875rem;
  color: var(--color-muted);
}

.bank-details {
  margin-top: 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  font-size: 0.875rem;
}
.bank-details dt {
  font-size: 0.625rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-muted);
}
.bank-details dd { font-weight: 500; }
.bank-details .mono { font-family: var(--font-mono); }

.deductible-box {
  margin-top: 1.5rem;
  border: 1px solid var(--color-border);
  background: var(--color-card);
  border-radius: 0.5rem;
  padding: 1rem;
  font-size: 0.875rem;
}
.deductible-box p:first-child { font-weight: 600; }
.deductible-box p:last-child { margin-top: 0.25rem; color: var(--color-muted); }

/* Papillon virement */
.virement-butterfly {
  pointer-events: none;
  user-select: none;
  position: absolute;
  top: -0.5rem;
  right: 27rem;
  color: var(--color-primary);
  filter: drop-shadow(0 8px 18px rgba(180,120,0,0.22));
  transform: rotate(-18deg) scaleX(-1);
}


/* ============================================================
   13. SECTION MEMBRES / PARTENAIRES
   ============================================================ */
.membres-grid {
  display: grid;
  gap: 1.5rem;
}
@media (min-width: 768px) {
  .membres-grid { grid-template-columns: repeat(2, 1fr); }
}

.membre-card {
  border: 1px solid var(--color-border);
  background: var(--color-card);
  border-radius: 1rem;
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}
.membre-card-header { padding: 1.5rem 1.5rem 0; }
.membre-card-header h3 {
  font-weight: 600;
  line-height: 1;
}
.membre-card-header p {
  margin-top: 0.375rem;
  font-size: 0.875rem;
  color: var(--color-muted);
}
.membre-card-body { padding: 1.5rem; }
.membre-features {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  font-size: 0.875rem;
  margin-bottom: 1rem;
}
.membre-card.accent { border-color: color-mix(in oklch, var(--color-accent) 30%, transparent); }


/* ============================================================
   14. SECTION GOUVERNANCE
   ============================================================ */
.gouvernance-comite {
  display: grid;
  gap: 0.75rem;
  margin-top: 0.75rem;
}
@media (min-width: 640px) {
  .gouvernance-comite { grid-template-columns: repeat(2, 1fr); }
}

.comite-card {
  border: 1px solid var(--color-border);
  background: var(--color-card);
  border-radius: 0.75rem;
  padding: 1rem;
  font-size: 0.875rem;
}
.comite-card p:first-child { font-weight: 600; }
.comite-card p:last-child  { color: var(--color-muted); }

.gouvernance-docs {
  margin-top: 0.75rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  font-size: 0.875rem;
  color: var(--color-muted);
}

.gouvernance-address {
  margin-top: 1.5rem;
  font-style: normal;
  font-size: 0.875rem;
  color: var(--color-muted);
}
.gouvernance-address a {
  color: var(--color-primary);
  text-decoration-line: underline;
  text-underline-offset: 0.25rem;
}
.gouvernance-address a:hover { text-decoration: underline; }


/* ============================================================
   15. SECTION COMPRENDRE
   ============================================================ */
.comprendre-grid {
  display: grid;
  gap: 1.25rem;
}
@media (min-width: 768px) {
  .comprendre-grid { grid-template-columns: repeat(2, 1fr); }
}

.comprendre-card {
  border: 1px solid var(--color-border);
  background: var(--color-card);
  border-radius: 1rem;
  padding: 1.5rem;
}
.comprendre-card h3 {
  font-size: 1.125rem;
  font-weight: 600;
  line-height: 1.35;
}
.comprendre-card p {
  margin-top: 0.75rem;
  font-size: 0.875rem;
  line-height: 1.65;
  color: color-mix(in oklch, var(--color-foreground) 85%, transparent);
}


/* ============================================================
   16. SECTION FAQ
   ============================================================ */
.faq-list {
  display: flex;
  flex-direction: column;
}
.faq-item {
  border-bottom: 1px solid var(--color-border);
}
.faq-item summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 0;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  list-style: none;
  user-select: none;
  gap: 1rem;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-icon {
  width: 1rem;
  height: 1rem;
  flex-shrink: 0;
  color: var(--color-muted);
  transition: transform 0.2s;
}
details[open] .faq-icon { transform: rotate(180deg); }
.faq-body {
  padding-bottom: 1rem;
  font-size: 0.875rem;
  color: var(--color-muted);
  line-height: 1.65;
}


/* ============================================================
   17. SECTION NEWSLETTER
   ============================================================ */
.section-newsletter {
  border-bottom: 1px solid color-mix(in oklch, var(--color-border) 60%, transparent);
  background: var(--color-primary);
  color: var(--color-primary-foreground);
  padding: 5rem 0;
}
@media (min-width: 640px) { .section-newsletter { padding: 6rem 0; } }

.newsletter-inner { text-align: center; max-width: 48rem; margin: 0 auto; }
.newsletter-inner h2 {
  font-size: clamp(1.75rem, 3vw, 2.5rem);
  font-weight: 600;
}
.newsletter-inner p {
  margin-top: 1rem;
  color: color-mix(in oklch, var(--color-primary-foreground) 85%, transparent);
}

.newsletter-form {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  margin-top: 2rem;
  max-width: 28rem;
  margin-left: auto;
  margin-right: auto;
}
@media (min-width: 640px) {
  .newsletter-form { flex-direction: row; }
}

.newsletter-input {
  flex: 1;
  height: 3rem;
  padding: 0 0.75rem;
  border: 1px solid var(--color-border);
  border-radius: 0.375rem;
  background: var(--color-background);
  color: var(--color-foreground);
  font-size: 0.875rem;
  outline: none;
  transition: box-shadow var(--transition);
}
.newsletter-input:focus {
  box-shadow: 0 0 0 3px color-mix(in oklch, var(--color-primary-foreground) 30%, transparent);
}
.newsletter-input::placeholder { color: var(--color-muted); }

.btn-newsletter {
  height: 3rem;
  padding: 0 2rem;
  border: none;
  border-radius: 0.375rem;
  background: var(--color-secondary);
  color: var(--color-foreground);
  font-size: 0.875rem;
  font-weight: 500;
  cursor: pointer;
  transition: background var(--transition);
  white-space: nowrap;
}
.btn-newsletter:hover { background: color-mix(in oklch, var(--color-secondary) 80%, transparent); }

.newsletter-fine {
  margin-top: 0.75rem;
  font-size: 0.75rem;
  color: color-mix(in oklch, var(--color-primary-foreground) 70%, transparent);
}


/* ============================================================
   18. FOOTER
   ============================================================ */
.site-footer {
  background: var(--color-card);
  padding: 3rem 0;
}

.footer-grid {
  display: grid;
  gap: 2.5rem;
}
@media (min-width: 768px) {
  .footer-grid { grid-template-columns: 1.4fr 1fr 1fr; }
}

.footer-brand img { height: 3rem; width: auto; }
.footer-brand p {
  margin-top: 1rem;
  max-width: 22rem;
  font-size: 0.875rem;
  color: var(--color-muted);
}

.footer-nav h2 {
  font-size: 0.875rem;
  font-weight: 600;
}
.footer-nav ul {
  margin-top: 0.75rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  font-size: 0.875rem;
  color: var(--color-muted);
}
.footer-nav a:hover { color: var(--color-primary); }

.footer-contact h2 {
  font-size: 0.875rem;
  font-weight: 600;
}
.footer-contact ul {
  margin-top: 0.75rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  font-size: 0.875rem;
  color: var(--color-muted);
}
.footer-contact a:hover { color: var(--color-primary); }

.footer-bottom {
  margin-top: 2.5rem;
  border-top: 1px solid var(--color-border);
  padding-top: 1.5rem;
  font-size: 0.75rem;
  color: var(--color-muted);
}


/* ============================================================
   19. ANIMATIONS
   ============================================================ */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(1.5rem); }
  to   { opacity: 1; transform: translateY(0); }
}

/* Appliqué aux éléments principaux */
.hero-inner > * {
  animation: fadeInUp 0.7s ease both;
}
.hero-inner > *:nth-child(2) {
  animation-delay: 0.15s;
}