/* TechTools — pdf-compress styles [v2.1 §4.2 D4] */
.drop-zone {
  border: 2px dashed rgba(255,255,255,0.15);
  border-radius: 12px;
  padding: 40px 20px;
  text-align: center;
  color: var(--text-secondary);
  font-size: 14px;
  cursor: pointer;
  transition: border-color 0.25s ease, background 0.25s ease;
}
.drop-zone.dragover {
  border-color: var(--accent-doc);
  background: rgba(6,182,212,0.06);
}
.drop-zone p { margin-bottom: 12px; }
.drop-zone .file-name {
  margin-top: 12px;
  font-size: 12px;
  color: var(--accent-doc);
  word-break: break-all;
}
.pc-actions {
  margin-top: 20px;
}
.pc-results {
  margin-top: 24px;
  background: rgba(0,0,0,0.25);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 12px;
  padding: 20px 24px;
}
.pc-compare {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 20px;
  margin-bottom: 18px;
}
.pc-card {
  background: rgba(255,255,255,0.03);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 10px;
  padding: 14px 22px;
  text-align: center;
}
.pc-card .pc-label {
  font-size: 12px;
  color: var(--text-muted);
  margin-bottom: 6px;
}
.pc-card .pc-num {
  font-size: 18px;
  font-weight: 500;
  color: var(--text-primary);
  font-family: 'SF Mono','Fira Code','Consolas',monospace;
}
.pc-card.pc-save .pc-num { color: var(--accent-teal); }
.pc-arrow { font-size: 20px; color: var(--text-muted); }
.pc-tip {
  margin-top: 14px;
  font-size: 12px;
  color: var(--text-muted);
  line-height: 1.6;
}
@media (max-width: 640px) {
  .pc-compare { flex-direction: column; gap: 10px; }
  .pc-arrow { transform: rotate(90deg); }
}