:root{color:#203d38;font-synthesis:none;--bg:#f6f6f0;--card:#fff;--ink:#203d38;--muted:#5d706a;--line:#d9e1d9;--accent:#176b57;--soft:#e7efe4;color-scheme:light;background:#f6f6f0;font-family:Inter,Segoe UI,Yu Gothic UI,Meiryo,sans-serif}*{box-sizing:border-box}body{margin:0}html[data-theme=dark]{--bg:#142822;--card:#1d342d;--ink:#edf3e9;--muted:#b5c8be;--line:#3b554b;--accent:#a1ddbc;--soft:#294b3c;color:var(--ink);background:var(--bg);color-scheme:dark}a{color:inherit;text-underline-offset:4px}button,input,select{font:inherit}button,.button{border:1px solid var(--line);background:var(--card);min-height:46px;color:var(--ink);cursor:pointer;border-radius:12px;justify-content:center;align-items:center;gap:8px;padding:10px 18px;text-decoration:none;display:inline-flex}button:hover,.button:hover{border-color:var(--accent)}button:disabled{opacity:.55;cursor:wait}.primary{background:var(--accent);color:var(--bg);border-color:#0000}select{border:1px solid var(--line);background:var(--card);max-width:100%;color:var(--ink);border-radius:8px;padding:8px}:focus-visible{outline-offset:4px;outline:3px solid #d08624}.shell{max-width:1120px;margin:auto;padding:0 28px}header{border-bottom:1px solid var(--line)}.header-inner{justify-content:space-between;align-items:center;gap:20px;min-height:72px;display:flex}.brand{letter-spacing:-1px;align-items:center;gap:12px;font-size:25px;font-weight:800;text-decoration:none;display:flex}.mark{background:var(--accent);width:38px;height:38px;color:var(--bg);border-radius:12px;place-items:center;font-size:24px;display:grid}.controls,.actions{flex-wrap:wrap;align-items:center;gap:12px;display:flex}.controls{flex-wrap:nowrap;flex-shrink:0;gap:4px}.icon-control{width:44px;height:44px;color:var(--ink);display:block;position:relative}.icon-control svg{pointer-events:none;width:21px;height:21px;position:absolute;top:11.5px;left:11.5px}.icon-control select{appearance:none;color:#0000;cursor:pointer;background:0 0;border-color:#0000;width:44px;height:44px;padding:0;position:relative}.icon-control select option{color:var(--ink);background:var(--card);font-size:16px}.icon-control select:hover{border-color:var(--line)}.icon-button{background:0 0;border-color:#0000;flex-shrink:0;width:44px;height:44px;min-height:44px;padding:10px;font-size:24px}.icon-button svg{width:22px;height:22px}#settings-menu{width:min(480px,100% - 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