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var(--color-border);border-radius:8px;outline:none;resize:vertical;line-height:1.6;box-sizing:border-box}textarea[data-astro-cid-emgso3j7]:focus{border-color:var(--color-primary)}textarea[data-astro-cid-emgso3j7]::placeholder{color:var(--color-text-muted)}.btn-group[data-astro-cid-emgso3j7]{display:flex;gap:.5rem;margin-top:.75rem}#encode-btn[data-astro-cid-emgso3j7],#decode-btn[data-astro-cid-emgso3j7]{padding:.75rem 1.5rem;font-size:.95rem;font-weight:600;color:#fff;background-color:var(--color-primary);border:none;border-radius:8px;cursor:pointer;transition:background-color .2s}#encode-btn[data-astro-cid-emgso3j7]:hover,#decode-btn[data-astro-cid-emgso3j7]:hover{background-color:var(--color-primary-light)}.output-section[data-astro-cid-emgso3j7]{margin-top:2rem}.output-header[data-astro-cid-emgso3j7]{display:flex;justify-content:space-between;align-items:center;margin-bottom:.5rem}.output-header[data-astro-cid-emgso3j7] .section-label[data-astro-cid-emgso3j7]{margin-bottom:0}.copy-btn[data-astro-cid-emgso3j7]{padding:.375rem .75rem;font-size:.8rem;font-weight:500;color:var(--color-text-secondary);background-color:var(--color-surface);border:1px solid var(--color-border);border-radius:6px;cursor:pointer;transition:background-color .2s,border-color .2s}.copy-btn[data-astro-cid-emgso3j7]:hover{border-color:var(--color-primary);color:var(--color-primary)}.copy-msg[data-astro-cid-emgso3j7]{margin-top:.5rem;font-size:.8rem;color:var(--color-primary)}.reference-section[data-astro-cid-emgso3j7]{margin-top:3rem}.reference-section[data-astro-cid-emgso3j7] h2[data-astro-cid-emgso3j7]{font-size:1.125rem;margin-bottom:.5rem}.reference-desc[data-astro-cid-emgso3j7]{font-size:.85rem;color:var(--color-text-muted);margin-bottom:1rem}.entity-table[data-astro-cid-emgso3j7]{width:100%;border-collapse:collapse;font-size:.85rem}.entity-table[data-astro-cid-emgso3j7] th[data-astro-cid-emgso3j7]{text-align:left;padding:.5rem .75rem;border-bottom:1px solid var(--color-border);color:var(--color-text-muted);font-weight:500}.entity-table[data-astro-cid-emgso3j7] td[data-astro-cid-emgso3j7]{padding:.5rem .75rem;border-bottom:1px solid var(--color-border);color:var(--color-text-secondary)}.entity-table[data-astro-cid-emgso3j7] code[data-astro-cid-emgso3j7]{font-size:.8rem;color:var(--color-primary-light)}.entity-char[data-astro-cid-emgso3j7]{font-size:1.1rem;text-align:center;min-width:2rem}.entity-row[data-astro-cid-emgso3j7]{cursor:pointer;transition:background-color .15s}.entity-row[data-astro-cid-emgso3j7]:hover{background-color:var(--color-surface)}.entity-row[data-astro-cid-emgso3j7].copied{background-color:#4caf501a}.entity-row[data-astro-cid-emgso3j7].copied:after{content:"✓ コピー";position:absolute;right:1rem;font-size:.75rem;color:#4caf50}.entity-row[data-astro-cid-emgso3j7]{position:relative}.about-tool[data-astro-cid-emgso3j7]{margin-top:3rem;padding-top:2rem;border-top:1px solid var(--color-border)}.about-tool[data-astro-cid-emgso3j7] h2[data-astro-cid-emgso3j7]{font-size:1.125rem;margin-bottom:1rem}.about-tool[data-astro-cid-emgso3j7] h3[data-astro-cid-emgso3j7]{font-size:1rem;margin:1.5rem 0 .75rem}.about-tool[data-astro-cid-emgso3j7] p[data-astro-cid-emgso3j7]{color:var(--color-text-secondary);line-height:1.8;margin-bottom:1rem}.about-tool[data-astro-cid-emgso3j7] ul[data-astro-cid-emgso3j7]{padding-left:1.5rem;margin-bottom:1rem}.about-tool[data-astro-cid-emgso3j7] li[data-astro-cid-emgso3j7]{color:var(--color-text-secondary);line-height:1.8;margin-bottom:.25rem}.about-tool[data-astro-cid-emgso3j7] code[data-astro-cid-emgso3j7]{font-size:.85rem;color:var(--color-primary-light);background-color:var(--color-surface);padding:.125rem .375rem;border-radius:4px}@media(max-width:480px){.btn-group[data-astro-cid-emgso3j7]{flex-direction:column}#encode-btn[data-astro-cid-emgso3j7],#decode-btn[data-astro-cid-emgso3j7]{width:100%}}@media(prefers-color-scheme:light){.tool-desc[data-astro-cid-emgso3j7],.about-tool[data-astro-cid-emgso3j7] p[data-astro-cid-emgso3j7],.about-tool[data-astro-cid-emgso3j7] li[data-astro-cid-emgso3j7]{color:var(--color-text-secondary-light)}textarea[data-astro-cid-emgso3j7]{background-color:var(--color-surface-light);border-color:var(--color-border-light);color:var(--color-text-light)}#encode-btn[data-astro-cid-emgso3j7],#decode-btn[data-astro-cid-emgso3j7]{background-color:var(--color-primary-light-mode)}.copy-btn[data-astro-cid-emgso3j7]{background-color:var(--color-surface-light);border-color:var(--color-border-light);color:var(--color-text-secondary-light)}.entity-table[data-astro-cid-emgso3j7] th[data-astro-cid-emgso3j7],.entity-table[data-astro-cid-emgso3j7] td[data-astro-cid-emgso3j7]{border-bottom-color:var(--color-border-light)}.about-tool[data-astro-cid-emgso3j7]{border-top-color:var(--color-border-light)}.about-tool[data-astro-cid-emgso3j7] code[data-astro-cid-emgso3j7]{background-color:var(--color-surface-light)}.reference-desc[data-astro-cid-emgso3j7]{color:var(--color-text-muted-light)}}