:root{--navy:#16324f;--navy-hover:#1e3f63;--teal:#1c7293;--teal-hover:#23879e;--teal-soft:#e6f1f5;--accent:var(--teal);--accent-contrast:#ffffff;--bg:#f4f6f8;--surface:#ffffff;--surface-hover:#f7fafc;--text:#16233a;--text-muted:#64748b;--border:#e2e8f0;--danger:#dc2626;--danger-soft:#fdecec;--success:#16a34a;--success-soft:#eaf7ee;--warning:#b45309;--warning-soft:#fdf3e2;--radius:10px;--radius-sm:6px;--shadow:0 1px 3px rgb(22 50 79/0.1);--shadow-lg:0 8px 24px rgb(22 50 79/0.16);--space:8px;--sidebar-w:232px;--sidebar-w-collapsed:72px;--header-h:60px;color-scheme:light}@media (prefers-color-scheme:dark){:root{--bg:#0e1420;--surface:#172033;--surface-hover:#1c2740;--text:#e6eaf2;--text-muted:#94a3bb;--border:#2a3650;--teal-soft:#163445;--danger-soft:#3a1f22;--success-soft:#113322;--warning-soft:#3a2c14;--shadow:0 1px 3px rgb(0 0 0/0.35);--shadow-lg:0 8px 24px rgb(0 0 0/0.45);color-scheme:dark}}:root[data-theme=dark]{--bg:#0e1420;--surface:#172033;--surface-hover:#1c2740;--text:#e6eaf2;--text-muted:#94a3bb;--border:#2a3650;--teal-soft:#163445;--danger-soft:#3a1f22;--success-soft:#113322;--warning-soft:#3a2c14;color-scheme:dark}:root[data-theme=light]{--bg:#f4f6f8;--surface:#ffffff;--surface-hover:#f7fafc;--text:#16233a;--text-muted:#64748b;--border:#e2e8f0;--teal-soft:#e6f1f5;--danger-soft:#fdecec;--success-soft:#eaf7ee;--warning-soft:#fdf3e2;color-scheme:light}*{box-sizing:border-box}body,html{padding:0;margin:0;max-width:100vw;overflow-x:hidden}body{color:var(--text);background:var(--bg);font-family:Yu Gothic UI,Yu Gothic,YuGothic,Hiragino Kaku Gothic ProN,Hiragino Sans,Meiryo,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;font-size:15px;line-height:1.6;-webkit-font-smoothing:antialiased}a{color:inherit}button{font-family:inherit}.oa-surface{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow)}.oa-btn{display:inline-flex;align-items:center;gap:6px;border-radius:var(--radius-sm);border:1px solid transparent;padding:10px 16px;font-size:14px;font-weight:600;cursor:pointer;min-height:40px;transition:background-color .15s ease,border-color .15s ease,opacity .15s ease}.oa-btn:disabled{opacity:.55;cursor:not-allowed}.oa-btn-primary{background:var(--accent);color:var(--accent-contrast)}.oa-btn-primary:hover:not(:disabled){background:var(--teal-hover)}.oa-btn-outline{background:transparent;color:var(--text);border-color:var(--border)}.oa-btn-outline:hover:not(:disabled){background:var(--surface-hover)}.oa-btn-danger{background:transparent;color:var(--danger);border-color:var(--danger)}.oa-btn-danger:hover:not(:disabled){background:var(--danger-soft)}.oa-btn-text{background:transparent;color:var(--teal);border-color:transparent;padding:8px 4px}.oa-btn-text:hover:not(:disabled){text-decoration:underline}.oa-input,.oa-select,.oa-textarea{width:100%;border:1px solid var(--border);border-radius:var(--radius-sm);padding:10px 12px;font-size:14px;background:var(--surface);color:var(--text);min-height:40px}.oa-textarea{min-height:88px;resize:vertical}.oa-input:focus,.oa-select:focus,.oa-textarea:focus{outline:2px solid var(--teal);outline-offset:1px}.oa-label{display:block;font-size:13px;font-weight:600;color:var(--text-muted);margin-bottom:4px}.oa-required{color:var(--danger);font-size:11px;border:1px solid var(--danger);padding:0 6px;margin-left:6px;vertical-align:middle}.oa-badge,.oa-required{font-weight:700;border-radius:999px}.oa-badge{display:inline-flex;align-items:center;gap:4px;font-size:12px;padding:3px 10px;white-space:nowrap}.oa-visually-hidden{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}.oa-scroll-x{overflow-x:auto;max-width:100%}@media (max-width:640px){body{font-size:14px}}