:root{--bg: #f5f5f4;--panel: #ffffff;--border: #e2e0dc;--text: #1c1917;--muted: #78716c;--accent: #ea8033;--accent-dark: #c2620f;--danger: #dc2626;--danger-bg: #fef2f2;--radius: 8px}*{box-sizing:border-box}html,body,#app{height:100%;margin:0}body{font-family:system-ui,-apple-system,Hiragino Sans,Noto Sans JP,sans-serif;color:var(--text);background:var(--bg);-webkit-text-size-adjust:100%}button{font:inherit;color:inherit;cursor:pointer;border:1px solid var(--border);background:var(--panel);border-radius:6px;padding:6px 10px}button:hover:not(:disabled){border-color:var(--accent)}button:disabled{opacity:.4;cursor:default}button.primary{background:var(--accent);border-color:var(--accent);color:#fff;font-weight:600}button.primary:hover:not(:disabled){background:var(--accent-dark)}input,select{font:inherit;color:inherit;padding:5px 8px;border:1px solid var(--border);border-radius:6px;background:#fff;max-width:100%}.app{display:grid;grid-template-rows:auto 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