:root { color-scheme: light; }
* { box-sizing: border-box; }
body { margin: 0; font-family: system-ui, sans-serif; background: #f6f7fb; color: #1f2937; }
.document-highlighter { max-width: 960px; margin: 0 auto; padding: 16px; }
.input-panel,.result-summary,.highlight-panel,.detected-list,.modern-preview-panel,.risk-panel { background: #fff; border: 1px solid #e5e7eb; border-radius: 10px; padding: 14px; margin: 12px 0; }
textarea,.highlight-output,.modern-preview-output { width: 100%; white-space: pre-wrap; overflow-wrap: anywhere; word-break: break-word; }
textarea { resize: vertical; min-height: 140px; }
.highlight-output,.modern-preview-output { min-height: 70px; border: 1px solid #d1d5db; background: #fafafa; padding: 10px; border-radius: 8px; }
.old-kanji-hit { background: #fde68a; cursor: pointer; border-radius: 3px; padding: 0 1px; }
.detected-card { border: 1px solid #dbeafe; border-radius: 8px; padding: 10px; margin: 8px 0; }
.detected-card.selected { outline: 2px solid #2563eb; }
.copy-actions { display: flex; flex-wrap: wrap; gap: 8px; }
button { border: 1px solid #cbd5e1; background: #fff; border-radius: 8px; padding: 8px 10px; cursor: pointer; }
.lang-switch { display: flex; gap: 8px; justify-content: flex-end; }
.lang-switch .active { background: #1d4ed8; color: #fff; }
.reference-links { display: flex; flex-wrap: wrap; gap: 12px; margin: 14px 0; }
.compatibility-note { margin-top: 8px; padding: 8px; background: #fef3c7; border-left: 4px solid #f59e0b; }
.privacy-note { font-size: .92rem; color: #4b5563; }
.toast { position: fixed; right: 12px; bottom: 12px; background: #111827; color: #fff; padding: 10px 12px; border-radius: 8px; opacity: 0; transition: opacity .2s; }
.toast.show { opacity: 1; }
@media (max-width: 420px) { .document-highlighter { padding: 10px; } }

.okj-pro-panel { background:#fff; border:1px solid #d8deea; border-radius:12px; padding:14px; margin:12px 0; }
.okj-pro-badge { font-weight:700; margin:0 0 6px; }
.okj-pro-price { margin:0 0 10px; font-weight:600; }
.okj-pro-panel__features { border:1px solid #e5e7eb; border-radius:10px; padding:10px; margin-bottom:10px; overflow-wrap:anywhere; }
.okj-pro-locked-button[disabled] { opacity:.7; cursor:not-allowed; width:100%; }
.okj-pro-panel__note { margin:10px 0 0; font-size:.92rem; }