/* === Image Format Converter — Tool Styles === */

:root {
  --ifc-green: #22c55e;
  --ifc-red: #ef4444;
}

.ifc-page {
  max-width: 800px;
  margin: 0 auto;
  padding: 0 1rem;
}

/* Title block */
.ifc-title-block {
  padding-top: 2.5rem;
  margin-bottom: 28px;
}
.ifc-title-block h1 {
  font-size: clamp(1.75rem, 1rem + 3vw, 2.5rem);
  font-weight: 700;
  margin: 0 0 8px;
  color: var(--text-primary);
}
.ifc-title-block p {
  font-size: 1rem;
  color: var(--text-secondary);
  margin: 0;
}

/* Settings panel */
.ifc-settings-panel {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 16px 20px;
  margin-bottom: 20px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.ifc-settings-row {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
}
.ifc-setting-label {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-primary);
  white-space: nowrap;
  min-width: 120px;
}

/* Format button group */
.ifc-format-group {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}
.ifc-fmt-btn {
  padding: 4px 12px;
  height: 30px;
  border: 1px solid var(--border-color);
  border-radius: 999px;
  background: var(--bg-card);
  color: var(--text-primary);
  font-size: 0.8rem;
  font-weight: 500;
  cursor: pointer;
  transition: border-color var(--transition), background var(--transition), color var(--transition);
}
.ifc-fmt-btn:hover {
  border-color: var(--accent);
  background: var(--accent-light);
}
.ifc-fmt-btn.is-active {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
}
.ifc-beta {
  font-size: 0.65rem;
  font-weight: 700;
  text-transform: uppercase;
  opacity: 0.8;
  letter-spacing: 0.02em;
}

/* Quality slider */
.ifc-quality-wrap {
  display: flex;
  align-items: center;
  gap: 10px;
}
.ifc-quality-slider {
  width: 140px;
  accent-color: var(--accent);
}
.ifc-quality-val {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-primary);
  min-width: 28px;
}

/* Background color */
.ifc-bg-wrap {
  display: flex;
  align-items: center;
  gap: 10px;
}
.ifc-color-input {
  width: 40px;
  height: 30px;
  border: 1px solid var(--border-color);
  border-radius: 6px;
  cursor: pointer;
  padding: 2px;
  background: var(--bg-input);
}
.ifc-bg-hint {
  font-size: 0.8rem;
  color: var(--text-secondary);
}

/* Resize toggle */
.ifc-resize-label {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  cursor: pointer;
  min-width: unset;
}
.ifc-resize-label input {
  accent-color: var(--accent);
}
.ifc-resize-fields {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-wrap: wrap;
}
.ifc-dim-input {
  width: 80px;
  padding: 4px 8px;
  border: 1px solid var(--border-color);
  border-radius: 6px;
  background: var(--bg-input);
  color: var(--text-primary);
  font-size: 0.85rem;
}
.ifc-dim-sep {
  color: var(--text-secondary);
  font-size: 0.85rem;
}

/* Drop zone */
.ifc-drop-zone {
  border: 2px dashed var(--border-color);
  border-radius: 12px;
  padding: 2.5rem 1rem;
  text-align: center;
  cursor: pointer;
  transition: border-color var(--transition), background var(--transition);
  margin-bottom: 20px;
}
.ifc-drop-zone:hover,
.ifc-drop-zone.ifc-dragover {
  border-color: var(--accent);
  background: var(--accent-light);
}
.ifc-drop-content {
  pointer-events: none;
}
.ifc-drop-icon {
  width: 40px;
  height: 40px;
  color: var(--text-secondary);
  margin: 0 auto 12px;
  display: block;
}
.ifc-drop-text {
  font-size: 1rem;
  font-weight: 500;
  color: var(--text-primary);
  margin: 0 0 6px;
}
.ifc-drop-hint {
  font-size: 0.8rem;
  color: var(--text-secondary);
  margin: 0;
}

/* File list */
.ifc-file-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 16px;
}

/* File row */
.ifc-row {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 16px;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 10px;
  flex-wrap: wrap;
}
.ifc-row-thumb {
  flex-shrink: 0;
}
.ifc-thumb {
  width: 48px;
  height: 48px;
  border-radius: 6px;
  object-fit: cover;
  background: var(--bg-hover);
  display: block;
}
.ifc-thumb--empty {
  background: var(--bg-hover);
}
.ifc-row-info {
  flex: 1;
  min-width: 0;
}
.ifc-filename {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-primary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 280px;
  margin-bottom: 4px;
}
.ifc-row-meta {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-bottom: 4px;
}
.ifc-badge {
  display: inline-block;
  padding: 1px 7px;
  border-radius: 4px;
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  background: var(--bg-hover);
  color: var(--text-secondary);
  border: 1px solid var(--border-color);
}
.ifc-badge--target {
  background: var(--accent-light);
  color: var(--accent);
  border-color: var(--accent);
}
.ifc-arrow {
  font-size: 0.8rem;
  color: var(--text-secondary);
}
.ifc-row-size {
  font-size: 0.8rem;
  display: flex;
  align-items: center;
  gap: 6px;
  flex-wrap: wrap;
}
.ifc-size-badge {
  font-weight: 700;
  font-size: 0.8rem;
}
.ifc-size-text {
  color: var(--text-secondary);
}
.ifc-warning {
  font-size: 0.75rem;
  color: #f59e0b;
  margin-top: 4px;
}

/* Status */
.ifc-row-status {
  flex-shrink: 0;
}
.ifc-status {
  font-size: 0.78rem;
  font-weight: 600;
  padding: 2px 9px;
  border-radius: 999px;
  display: inline-block;
}
.ifc-status--queued {
  background: var(--bg-hover);
  color: var(--text-secondary);
}
.ifc-status--converting {
  background: rgba(37, 99, 235, 0.12);
  color: var(--accent);
}
.ifc-status--done {
  background: rgba(34, 197, 94, 0.12);
  color: var(--ifc-green);
}
.ifc-status--error {
  background: rgba(239, 68, 68, 0.12);
  color: var(--ifc-red);
}

/* Row buttons */
.ifc-row-btns {
  display: flex;
  gap: 6px;
  flex-shrink: 0;
}
.ifc-icon-btn {
  width: 34px;
  height: 34px;
  border-radius: 8px;
  border: 1px solid var(--border-color);
  background: var(--bg-card);
  color: var(--text-primary);
  font-size: 0.9rem;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  transition: background var(--transition), border-color var(--transition);
}
.ifc-icon-btn:hover {
  background: var(--bg-hover);
  border-color: var(--accent);
}
.ifc-icon-btn:disabled {
  opacity: 0.35;
  cursor: not-allowed;
}
.ifc-dl-btn {
  background: var(--accent-light);
  border-color: var(--accent);
  color: var(--accent);
}
.ifc-dl-btn:hover {
  background: var(--accent);
  color: #fff;
}
.ifc-remove-btn:hover {
  background: rgba(239, 68, 68, 0.1);
  border-color: var(--ifc-red);
  color: var(--ifc-red);
}

/* Action buttons */
.ifc-actions {
  margin-bottom: 28px;
}
.ifc-processing-msg {
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin: 0 0 10px;
  min-height: 1.2em;
}
.ifc-action-btns {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}
.ifc-btn {
  padding: 8px 20px;
  height: 36px;
  border-radius: 8px;
  border: 1px solid var(--border-color);
  background: var(--bg-card);
  color: var(--text-primary);
  font-size: 0.875rem;
  font-weight: 500;
  cursor: pointer;
  transition: background var(--transition), border-color var(--transition), color var(--transition);
}
.ifc-btn:hover {
  border-color: var(--accent);
  background: var(--accent-light);
}
.ifc-btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}
.ifc-btn--primary {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
}
.ifc-btn--primary:hover {
  background: var(--accent-hover, #1d4ed8);
  border-color: var(--accent-hover, #1d4ed8);
}
.ifc-btn--ghost {
  background: transparent;
  color: var(--text-secondary);
}
.ifc-btn--ghost:hover {
  color: var(--ifc-red);
  border-color: var(--ifc-red);
  background: rgba(239, 68, 68, 0.06);
}

/* Info section */
.ifc-info-section {
  margin-top: 40px;
  margin-bottom: 32px;
}
.ifc-info-section h2 {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--text-primary);
  margin: 0 0 12px;
}
.ifc-info-section p {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin: 0 0 24px;
}

/* Format table */
.ifc-format-table-wrap {
  overflow-x: auto;
  border-radius: 10px;
  border: 1px solid var(--border-color);
  margin-bottom: 8px;
}
.ifc-format-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.85rem;
}
.ifc-format-table th {
  background: var(--bg-hover);
  color: var(--text-secondary);
  font-weight: 600;
  padding: 10px 14px;
  text-align: left;
  border-bottom: 1px solid var(--border-color);
}
.ifc-format-table td {
  padding: 9px 14px;
  color: var(--text-primary);
  border-bottom: 1px solid var(--border-color);
}
.ifc-format-table tr:last-child td {
  border-bottom: none;
}
.ifc-format-table tr:hover td {
  background: var(--bg-hover);
}

/* Related tools */
.ifc-related-section {
  margin-bottom: 32px;
}
.ifc-related-section h2 {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--text-primary);
  margin: 0 0 14px;
}
.ifc-related-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}
.ifc-related-card {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 10px;
  text-decoration: none;
  color: var(--text-primary);
  transition: border-color var(--transition), background var(--transition);
}
.ifc-related-card:hover {
  border-color: var(--accent);
  background: var(--accent-light);
}
.ifc-related-icon {
  font-size: 1.8rem;
  flex-shrink: 0;
}
.ifc-related-card strong {
  display: block;
  font-size: 0.9rem;
  margin-bottom: 3px;
}
.ifc-related-card p {
  font-size: 0.8rem;
  color: var(--text-secondary);
  margin: 0;
}

/* FAQ */
.ifc-faq-section {
  margin-bottom: 48px;
}
.ifc-faq-section h2 {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--text-primary);
  margin: 0 0 14px;
}

/* Responsive */
@media (max-width: 640px) {
  .ifc-settings-row {
    flex-direction: column;
    align-items: flex-start;
  }
  .ifc-setting-label {
    min-width: unset;
  }
  .ifc-row {
    gap: 8px;
  }
  .ifc-filename {
    max-width: 100%;
  }
  .ifc-row-status {
    order: -1;
  }
  .ifc-related-grid {
    grid-template-columns: 1fr;
  }
  .ifc-action-btns {
    flex-direction: column;
  }
}