/* ============================================================
   UPDATE DATA Section — Excel → JSON converter + Git Push
   ============================================================ */

.section-updatedata .section-container {
  padding: 16px;
  max-width: 100%;
  overflow-x: hidden;
}

/* Kế thừa style từ các class dùng trong cong_cu_json */
.pdf_drop_zone {
  border: 2px dashed #d1d5db;
  border-radius: 12px;
  padding: 32px 16px;
  text-align: center;
  cursor: pointer;
  transition: border-color .2s, background .2s;
  background: #f9fafb;
}
.pdf_drop_zone:hover {
  border-color: #667eea;
  background: #f0f0ff;
}

.nut_tinh_may_tinh {
  background: #667eea;
  color: #fff;
  border: none;
  border-radius: 8px;
  padding: 10px 24px;
  font-weight: 700;
  font-size: 1rem;
  cursor: pointer;
  transition: background .2s;
  width: 100%;
  text-align: center;
}
.nut_tinh_may_tinh:hover {
  background: #5a6fd6;
}
.nut_tinh_may_tinh:disabled {
  background: #9ca3af;
  cursor: not-allowed;
}

.nut_tgc_nho {
  background: #e5e7eb;
  color: #374151;
  border: none;
  border-radius: 6px;
  padding: 8px 14px;
  font-size: .85rem;
  font-weight: 600;
  cursor: pointer;
  transition: background .2s, color .2s;
  white-space: nowrap;
}
.nut_tgc_nho:hover {
  background: #d1d5db;
}

.may_tinh_input {
  width: 100%;
  padding: 8px 12px;
  border: 1px solid #d1d5db;
  border-radius: 6px;
  font-size: .9rem;
  box-sizing: border-box;
  transition: border-color .2s;
}
.may_tinh_input:focus {
  outline: none;
  border-color: #667eea;
  box-shadow: 0 0 0 2px rgba(102,126,234,.15);
}

/* Responsive */
@media (max-width: 768px) {
  .section-updatedata .section-container {
    padding: 8px;
  }
  .pdf_drop_zone {
    padding: 20px 10px;
  }
}