@import url('https://fonts.googleapis.com/css2?family=Oswald:wght@400;600;700&family=Lato:wght@400;700&display=swap');

:root {
  --vert: #1B5E20;
  --vert-clair: #2E7D32;
  --vert-hover: #388E3C;
  --orange: #E65100;
  --orange-clair: #FF6D00;
  --gris-clair: #F5F5F5;
  --gris: #757575;
  --blanc: #FFFFFF;
  --texte: #212121;
  --bordure: #E0E0E0;
  --ombre: 0 2px 8px rgba(0,0,0,0.12);
}

* { box-sizing: border-box; margin: 0; padding: 0; }

body {
  font-family: 'Lato', sans-serif;
  color: var(--texte);
  background: var(--gris-clair);
  min-height: 100vh;
}

/* HEADER */
header {
  background: var(--vert);
  color: var(--blanc);
  padding: 0 20px;
  box-shadow: var(--ombre);
  position: sticky;
  top: 0;
  z-index: 100;
}
.header-inner {
  max-width: 960px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}
.logo {
  font-family: 'Oswald', sans-serif;
  font-size: 1.7rem;
  font-weight: 700;
  letter-spacing: 1px;
  text-decoration: none;
  color: var(--blanc);
}
.logo span { color: #A5D6A7; }
.header-tagline {
  font-size: 0.78rem;
  opacity: 0.8;
  display: none;
}
@media(min-width:600px){ .header-tagline { display: block; } }

/* HERO */
.hero {
  background: linear-gradient(135deg, var(--vert) 0%, var(--vert-clair) 60%, #43A047 100%);
  color: var(--blanc);
  text-align: center;
  padding: 48px 20px 40px;
}
.hero h1 {
  font-family: 'Oswald', sans-serif;
  font-size: clamp(1.5rem, 4vw, 2.4rem);
  font-weight: 700;
  margin-bottom: 12px;
}
.hero p {
  font-size: 1rem;
  opacity: 0.9;
  max-width: 560px;
  margin: 0 auto 20px;
}
.badge-payment {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255,255,255,0.15);
  border: 1px solid rgba(255,255,255,0.3);
  border-radius: 20px;
  padding: 6px 16px;
  font-size: 0.85rem;
}

/* MAIN */
main {
  max-width: 960px;
  margin: 0 auto;
  padding: 32px 16px 48px;
}

/* GRILLE DOCUMENTS */
.section-title {
  font-family: 'Oswald', sans-serif;
  font-size: 1.3rem;
  color: var(--vert);
  margin-bottom: 20px;
  border-left: 4px solid var(--orange);
  padding-left: 12px;
}
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 18px;
}
.card {
  background: var(--blanc);
  border-radius: 12px;
  box-shadow: var(--ombre);
  padding: 24px 20px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  transition: transform 0.2s, box-shadow 0.2s;
  border: 1px solid var(--bordure);
}
.card:hover {
  transform: translateY(-3px);
  box-shadow: 0 6px 18px rgba(0,0,0,0.14);
}
.card-icon { font-size: 2rem; }
.card-title {
  font-family: 'Oswald', sans-serif;
  font-size: 1.1rem;
  color: var(--texte);
  font-weight: 600;
}
.card-desc { font-size: 0.85rem; color: var(--gris); line-height: 1.5; flex: 1; }
.card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 4px;
}
.price {
  font-family: 'Oswald', sans-serif;
  font-size: 1.2rem;
  color: var(--orange);
  font-weight: 700;
}
.btn {
  display: inline-block;
  padding: 9px 20px;
  border-radius: 8px;
  font-family: 'Lato', sans-serif;
  font-size: 0.9rem;
  font-weight: 700;
  cursor: pointer;
  border: none;
  transition: background 0.2s, transform 0.1s;
  text-decoration: none;
  text-align: center;
}
.btn:active { transform: scale(0.97); }
.btn-primary {
  background: var(--vert-clair);
  color: var(--blanc);
}
.btn-primary:hover { background: var(--vert-hover); }
.btn-orange {
  background: var(--orange);
  color: var(--blanc);
}
.btn-orange:hover { background: var(--orange-clair); }
.btn-outline {
  background: transparent;
  color: var(--vert-clair);
  border: 2px solid var(--vert-clair);
}
.btn-outline:hover { background: var(--vert-clair); color: var(--blanc); }
.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none;
}

/* FORMULAIRE */
.generator-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}
@media(min-width:700px){
  .generator-layout { grid-template-columns: 1fr 1fr; }
}
.form-panel, .preview-panel {
  background: var(--blanc);
  border-radius: 12px;
  box-shadow: var(--ombre);
  padding: 24px;
  border: 1px solid var(--bordure);
}
.panel-title {
  font-family: 'Oswald', sans-serif;
  font-size: 1.1rem;
  color: var(--vert);
  margin-bottom: 20px;
  padding-bottom: 10px;
  border-bottom: 2px solid var(--gris-clair);
}
.form-group { margin-bottom: 16px; }
.form-group label {
  display: block;
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--texte);
  margin-bottom: 5px;
}
.form-group input, .form-group textarea {
  width: 100%;
  padding: 10px 12px;
  border: 1.5px solid var(--bordure);
  border-radius: 7px;
  font-family: 'Lato', sans-serif;
  font-size: 0.9rem;
  color: var(--texte);
  background: var(--blanc);
  transition: border-color 0.2s;
}
.form-group input:focus, .form-group textarea:focus {
  outline: none;
  border-color: var(--vert-clair);
}
.form-group textarea { min-height: 90px; resize: vertical; }
.required-star { color: var(--orange); margin-left: 2px; }

/* APERÇU */
.preview-placeholder {
  text-align: center;
  color: var(--gris);
  padding: 40px 20px;
  font-size: 0.9rem;
  line-height: 1.7;
}
.preview-placeholder .big-icon { font-size: 3rem; margin-bottom: 12px; }
#preview-content {
  white-space: pre-wrap;
  font-size: 0.85rem;
  line-height: 1.5;
  color: var(--texte);
  font-family: 'Lato', sans-serif;
  max-height: 500px;
  overflow-y: auto;
  padding: 4px;
}
.preview-actions {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-top: 20px;
}
@media(min-width:480px){
  .preview-actions { flex-direction: row; }
}

/* LOADING */
.spinner {
  display: inline-block;
  width: 18px; height: 18px;
  border: 2.5px solid rgba(255,255,255,0.4);
  border-top-color: #fff;
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
  vertical-align: middle;
  margin-right: 6px;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* SUCCESS PAGE */
.success-box {
  background: var(--blanc);
  border-radius: 12px;
  box-shadow: var(--ombre);
  padding: 32px 24px;
  max-width: 720px;
  margin: 0 auto;
}
.success-icon { font-size: 3rem; text-align: center; margin-bottom: 12px; }
.success-title {
  font-family: 'Oswald', sans-serif;
  font-size: 1.5rem;
  color: var(--vert);
  text-align: center;
  margin-bottom: 8px;
}
.success-sub { text-align: center; color: var(--gris); margin-bottom: 24px; font-size: 0.9rem; }
.doc-preview {
  background: var(--gris-clair);
  border: 1px solid var(--bordure);
  border-radius: 8px;
  padding: 20px;
  white-space: pre-wrap;
  font-size: 0.85rem;
  line-height: 1.5;
  max-height: 420px;
  overflow-y: auto;
  margin-bottom: 20px;
  font-family: 'Lato', sans-serif;
}
.status-pending {
  text-align: center;
  padding: 32px;
  color: var(--gris);
}

/* ALERT */
.alert {
  padding: 12px 16px;
  border-radius: 8px;
  font-size: 0.88rem;
  margin-bottom: 16px;
}
.alert-error { background: #FFEBEE; color: #C62828; border: 1px solid #EF9A9A; }
.alert-success { background: #E8F5E9; color: #1B5E20; border: 1px solid #A5D6A7; }
.alert-info { background: #E3F2FD; color: #1565C0; border: 1px solid #90CAF9; }

/* BREADCRUMB */
.breadcrumb {
  font-size: 0.82rem;
  color: var(--gris);
  margin-bottom: 20px;
}
.breadcrumb a { color: var(--vert-clair); text-decoration: none; }
.breadcrumb a:hover { text-decoration: underline; }

/* FOOTER */
footer {
  background: var(--vert);
  color: rgba(255,255,255,0.7);
  text-align: center;
  padding: 20px;
  font-size: 0.82rem;
  margin-top: 40px;
}
footer a { color: #A5D6A7; }

/* ── PROTECTION APERÇU ─────────────────────────────────────────────────── */
#preview-content {
  user-select: none;
  -webkit-user-select: none;
}
.preview-block {
  transition: filter 1.5s ease;
}
.preview-block.blurred {
  filter: blur(5px);
  pointer-events: none;
}

/* ── MODALE CHAMPS SUPPLÉMENTAIRES ─────────────────────────────────────── */
.modal-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.55);
  z-index: 500;
  align-items: center;
  justify-content: center;
  padding: 16px;
}
.modal-overlay.open { display: flex; }
.modal-box {
  background: var(--blanc);
  border-radius: 14px;
  box-shadow: 0 8px 32px rgba(0,0,0,0.22);
  padding: 28px 24px 24px;
  width: 100%;
  max-width: 560px;
  max-height: 90vh;
  overflow-y: auto;
}
.modal-title {
  font-family: 'Oswald', sans-serif;
  font-size: 1.15rem;
  color: var(--vert);
  margin-bottom: 6px;
}
.modal-subtitle {
  font-size: 0.82rem;
  color: var(--gris);
  margin-bottom: 20px;
  line-height: 1.5;
}
.modal-info {
  background: #FFF8E1;
  border: 1px solid #FFE082;
  border-radius: 7px;
  padding: 10px 14px;
  font-size: 0.82rem;
  color: #5D4037;
  margin-bottom: 18px;
  line-height: 1.5;
}
.modal-section-title {
  font-weight: 700;
  font-size: 0.85rem;
  color: var(--vert-clair);
  margin: 16px 0 10px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}
.modal-actions {
  display: flex;
  gap: 10px;
  margin-top: 22px;
  flex-wrap: wrap;
}

/* ── BOUTONS TÉLÉCHARGEMENT (success.html) ──────────────────────────────── */
.download-actions {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-top: 20px;
}
@media(min-width:480px){
  .download-actions { flex-direction: row; flex-wrap: wrap; justify-content: center; }
}
.btn-word {
  background: #1565C0;
  color: var(--blanc);
}
.btn-word:hover { background: #1976D2; }

/* ── RESPONSIVE MOBILE ──────────────────────────────────────────────────── */

/* Inputs : font-size 16px minimum pour éviter le zoom auto sur iOS */
.form-group input,
.form-group textarea {
  font-size: 16px;
}
@media(min-width:700px){
  .form-group input,
  .form-group textarea {
    font-size: 0.9rem;
  }
}

/* Header plus compact sur mobile */
@media(max-width:480px){
  .header-inner { height: 52px; }
  .logo { font-size: 1.4rem; }
}

/* Main : padding réduit sur mobile */
@media(max-width:600px){
  main { padding: 16px 12px 40px; }
}

/* Panneaux formulaire/aperçu : pleine largeur sur mobile */
@media(max-width:699px){
  .form-panel, .preview-panel {
    padding: 16px;
  }
  /* L'aperçu passe sous le formulaire, hauteur réduite */
  #preview-content {
    max-height: 320px;
  }
  .doc-preview {
    max-height: 280px;
  }
}

/* Boutons pleine largeur sur mobile */
@media(max-width:479px){
  .preview-actions,
  .download-actions,
  .modal-actions {
    flex-direction: column;
  }
  .preview-actions .btn,
  .download-actions .btn,
  .modal-actions .btn {
    width: 100%;
    text-align: center;
  }
  /* Bouton prévisualiser pleine largeur */
  #btn-preview {
    width: 100%;
  }
}

/* Grille de cartes : 1 colonne sur très petit écran */
@media(max-width:360px){
  .grid { grid-template-columns: 1fr; }
}

/* Modale : pleine largeur sur mobile avec scroll */
@media(max-width:600px){
  .modal-box {
    padding: 20px 16px 16px;
    max-height: 85vh;
    border-radius: 12px 12px 0 0;
  }
  .modal-overlay {
    align-items: flex-end; /* modale en bas de l'écran sur mobile */
  }
}

/* Success box : padding réduit sur mobile */
@media(max-width:480px){
  .success-box {
    padding: 20px 14px;
  }
  .success-title { font-size: 1.2rem; }
}

/* Breadcrumb : tronquer si trop long */
.breadcrumb {
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}