/* ====== GLOBAL ====== */
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: "Segoe UI", Arial, sans-serif;
  background: linear-gradient(135deg, #e3f2fd, #90caf9);
  color: #333;
  min-height: 100vh;
}

/* header */
header {
  text-align: center;
  padding: 30px 20px;
  background-color: #1565c0;
  color: white;
}

a {
  color: white;              /* couleur par défaut */
}

a:hover {
  text-decoration: underline; /* effet au survol (optionnel) */
  color: #f0f0f0;             /* couleur au survol */
}

a:visited {
  color: white;              /* empêche le violet après clic */
}
/* Logo visible par défaut (ordinateur) */
.site-logo {
  width: 150px;
  height: auto;
}

/* Cacher le logo sur les écrans de moins de 1024px (tablette et mobile) */
@media (max-width: 1024px) {
  .site-logo {
    display: none;
  }
}


.logo-link {
  position: absolute;
  top: 0px;
  left: 50px;
  display: flex;
  align-items: center;
  text-decoration: none;
}

.logo {
  width: 146px;
  height: auto;
  cursor: pointer;
  transition: transform 0.2s ease;
}

.logo:hover {
  transform: scale(1.05);
}

/* container layout */
.container {
  display: flex;
  justify-content: center;
  align-items: flex-start;
  gap: 40px;
  padding: 24px;
}

/* formulaire */
#form-container {
  width: 480px;
  background: white;
  border-radius: 10px;
  padding: 22px;
  box-shadow: 0 6px 18px rgba(0,0,0,0.12);
}
#form-container h2 { color: #1565c0; text-align:center; margin-top:0; }
.form-group { margin-bottom: 12px; }
.form-group label { display:block; font-weight:600; margin-bottom:6px; }
input, textarea, select {
  width: 100%;
  padding: 10px;
  border: 1px solid #d0d7df;
  border-radius: 6px;
  resize: none;
}
.hidden { display: none !important; }

.btn {
  display:inline-block;
  background:#1565c0;
  color:#fff;
  border:none;
  padding:10px 16px;
  border-radius:8px;
  cursor:pointer;
  margin-top:8px;
}
.btn-secondary { background:#42a5f5; color:#033459; }
.btn:hover { opacity:0.95; }

/* PREVIEW: wrapper centers the A4 box on screen */
#letter-preview {
  width: 100%;
  display: none;                  /* hidden by default */
  justify-content: center;
  align-items: center;
  flex-direction: column;
  gap: 16px;
}

/* when visible, we use flex centering */
#letter-preview:not(.hidden) {
  display: flex;
}

/* preview-wrapper ensures center on screen */
.preview-wrapper {
  display: flex;
  justify-content: center;
  align-items: center;
  width: 100%;
}

/* A4 box */
.letter-container {
  width: 210mm;
  height: 297mm;
  background: white;
  box-shadow: 0 8px 30px rgba(0,0,0,0.12);
  border-radius: 6px;
  padding: 25mm 20mm;
  box-sizing: border-box;
  overflow: hidden;
  line-height: 1.5;
}

/* letter content */
.letter-header { text-align: right; color:#1565c0; margin-bottom: 10px; }
.letter-body { margin-top: 18px; }

/* preview actions */
.preview-actions { display:flex; justify-content:center; gap:16px; margin:12px 0 40px; }

/* footer */
footer { text-align:center; padding:14px; background:#1565c0; color:white; margin-top:20px; }

/* --- Alignement des coordonnées et de la date --- */
.letter-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 30px;
}

.infos-gauche {
  text-align: left;
  line-height: 1.6;
}

.date-droite {
  text-align: right;
  font-size: 14px;
  color: #333;
}

/* Ajustement à l'impression */
@media print {
  .letter-header {
    margin-top: 0;
  }
  .infos-gauche p {
    margin: 2px 0;
  }
  .date-droite {
    margin-top: 0;
  }
}


/* ===== PRINT ===== */
@media print {
  /* hide everything except preview */
  body * { visibility: hidden !important; }

  #letter-preview, #letter-preview * { visibility: visible !important; }

  /* center the preview in the paper */
  #letter-preview {
    position: fixed;
    left: 0; top: 0;
    width: 100vw; height: 100vh;
    display: flex !important;
    justify-content: center;
    align-items: center;
    padding: 0;
    margin: 0;
    background: white !important;
    -webkit-print-color-adjust: exact !important;
    print-color-adjust: exact !important;
  }

  /* place the A4 exactly centered and sized */
  .letter-container {
    width: 210mm !important;
    height: 297mm !important;
    padding: 20mm 18mm !important;
    margin: 0 !important;
    box-shadow: none !important;
    border-radius: 0 !important;
  }

  @page { size: A4; margin: 0mm; }

  /* hide UI buttons */
  .preview-actions, header, footer, #form-container { display: none !important; }

  * { -webkit-print-color-adjust: exact !important; print-color-adjust: exact !important; color-adjust: exact !important; }
}