/* ============================================================
   Certificat de Formation – Styles frontend
   ============================================================ */

:root {
  --cf-primary:  #1a3a5c;
  --cf-accent:   #c8a84b;
  --cf-bg:       #f8f7f4;
  --cf-white:    #ffffff;
  --cf-text:     #2c2c3e;
  --cf-muted:    #7a7a8c;
  --cf-border:   #e2ddd5;
  --cf-success:  #2ecc71;
  --cf-error:    #e74c3c;
  --cf-radius:   12px;
  --cf-shadow:   0 8px 32px rgba(26,58,92,.12);
}

/* ── Conteneur principal ── */
.cf-container {
  max-width: 580px;
  margin: 2rem auto;
  background: var(--cf-white);
  border-radius: var(--cf-radius);
  box-shadow: var(--cf-shadow);
  overflow: hidden;
  font-family: 'Georgia', 'Times New Roman', serif;
}

/* ── En-tête ── */
.cf-header {
  background: linear-gradient(135deg, var(--cf-primary) 0%, #2a5a8c 100%);
  padding: 2.5rem 2rem 2rem;
  text-align: center;
  color: white;
}
.cf-badge {
  font-size: 3rem;
  margin-bottom: .5rem;
  filter: drop-shadow(0 2px 4px rgba(0,0,0,.3));
}
.cf-title {
  font-size: 1.6rem;
  margin: 0 0 .4rem;
  color: white;
  font-weight: bold;
  letter-spacing: 1px;
}
.cf-subtitle {
  color: rgba(255,255,255,.8);
  font-size: .95rem;
  margin: 0;
  font-style: italic;
}

/* ── Formulaire ── */
.cf-form {
  padding: 2rem;
}
.cf-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}
.cf-field {
  margin-bottom: 1.2rem;
}
.cf-field label {
  display: block;
  font-size: .85rem;
  font-weight: 600;
  color: var(--cf-primary);
  margin-bottom: .4rem;
  letter-spacing: .5px;
  text-transform: uppercase;
}
.cf-field input[type="text"],
.cf-field input[type="email"] {
  width: 100%;
  padding: .75rem 1rem;
  border: 2px solid var(--cf-border);
  border-radius: 8px;
  font-size: 1rem;
  font-family: inherit;
  color: var(--cf-text);
  background: var(--cf-bg);
  box-sizing: border-box;
  transition: border-color .2s, box-shadow .2s;
}
.cf-field input:focus {
  outline: none;
  border-color: var(--cf-accent);
  box-shadow: 0 0 0 3px rgba(200,168,75,.2);
}

/* ── Zone upload photo ── */
.cf-upload-zone {
  border: 2px dashed var(--cf-border);
  border-radius: 8px;
  padding: 1.5rem;
  text-align: center;
  cursor: pointer;
  transition: all .2s;
  background: var(--cf-bg);
}
.cf-upload-zone:hover, .cf-upload-zone.drag-over {
  border-color: var(--cf-accent);
  background: rgba(200,168,75,.05);
}
.cf-upload-icon { font-size: 2rem; margin-bottom: .5rem; }
.cf-upload-zone p { margin: .25rem 0; font-size: .9rem; color: var(--cf-muted); }
.cf-browse { color: var(--cf-accent); font-weight: 600; cursor: pointer; }
.cf-hint { font-size: .78rem !important; }

.cf-preview {
  position: relative;
  display: inline-block;
  margin-top: .5rem;
}
.cf-preview img {
  width: 120px;
  height: 150px;
  object-fit: cover;
  border-radius: 8px;
  border: 3px solid var(--cf-accent);
}
.cf-remove-photo {
  position: absolute;
  top: -8px; right: -8px;
  background: var(--cf-error);
  color: white;
  border: none;
  border-radius: 50%;
  width: 24px; height: 24px;
  font-size: .7rem;
  cursor: pointer;
  display: flex; align-items: center; justify-content: center;
}

/* ── Bouton principal ── */
.cf-btn {
  width: 100%;
  padding: 1rem 2rem;
  background: linear-gradient(135deg, var(--cf-accent) 0%, #e8c860 100%);
  color: var(--cf-primary);
  border: none;
  border-radius: 8px;
  font-size: 1.05rem;
  font-weight: 700;
  font-family: inherit;
  cursor: pointer;
  transition: transform .15s, box-shadow .15s;
  box-shadow: 0 4px 16px rgba(200,168,75,.35);
  letter-spacing: .5px;
  margin-top: .5rem;
}
.cf-btn:hover { transform: translateY(-2px); box-shadow: 0 6px 20px rgba(200,168,75,.45); }
.cf-btn:active { transform: translateY(0); }
.cf-btn:disabled { opacity: .7; cursor: not-allowed; transform: none; }

/* ── Messages ── */
.cf-message {
  margin: 0 2rem 2rem;
  padding: 1rem 1.2rem;
  border-radius: 8px;
  font-size: .95rem;
}
.cf-message.success {
  background: rgba(46,204,113,.1);
  border: 1px solid var(--cf-success);
  color: #1a7a45;
}
.cf-message.error {
  background: rgba(231,76,60,.1);
  border: 1px solid var(--cf-error);
  color: #a01010;
}
.cf-error { color: var(--cf-error); padding: .5rem; }

/* Responsive */
@media (max-width: 480px) {
  .cf-row { grid-template-columns: 1fr; }
  .cf-form { padding: 1.5rem; }
}