/* Carte principale */
.op-compresseur-card {
  font-family: 'Inter', sans-serif;
  text-align: center;
}

/* Titres */
.op-compresseur-card h2 {
  font-family: 'Inter', sans-serif;
  font-weight: 700;
  font-size: 24px;
  color: #2C3E50; /* Navy */
  margin-bottom: 8px;
}
.op-compresseur-sub {
  color: #6b7280;
  margin-bottom: 20px;
  font-size: 15px;
  font-weight: 400;
}

/* Input file */
#op-upload {
  display: block;
  margin: 0 auto 24px auto;
  padding: 16px;
  border: 3px solid #e5e7eb;
  border-radius: 16px;
  background: #f9fafb;
  cursor: pointer;
  width: 100%;
  max-width: 420px;
  transition: border-color 0.2s ease, background 0.2s ease;
  font-size: 15px;
  color: #2C3E50;
}

#op-upload:focus, #op-upload:hover {
    border-color: #4ecdc4 !important;
}

/* Slider qualité */
.op-slider-box {
  margin: 20px 0;
  text-align: center;
}
.op-slider-box label {
  display: block;
  margin-bottom: 10px;
  font-weight: 500;
  color: #2C3E50;
  font-size: 15px;
}
#op-quality {
  width: 100%;
  max-width: 420px;
  accent-color: #FF6B6B; /* Coral */
}

/* Aperçu */
#op-preview {
  margin: 24px auto;
  padding: 18px;
  border: 2px solid #e5e7eb;
  background-color: #f3f4f6;
  border-radius: 16px;
  min-height: 200px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

#op-preview img {
  max-width: 100%;
  height: auto;
  border-radius: 14px;
}

/* Bouton téléchargement */
#op-download {
  display: inline-block;
  padding: 14px 28px;
  background: linear-gradient(135deg, #FF6B6B, #FFA726); /* Coral → Sunset */
  color: #fff;
  border: none;
  border-radius: 50px;
  font-size: 16px;
  font-weight: 600;
  font-family: 'Inter', sans-serif;
  cursor: pointer;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

#op-download:disabled {
  background: #d1d5db;
  cursor: not-allowed;
  box-shadow: none;
}

#op-download:not(:disabled):hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 12px rgba(255, 107, 107, 0.3);
}