:root{--color-bg:#f6f7f9;--color-surface:#fff;--color-surface-hover:#f1f3f5;--color-border:#e2e5e9;--color-border-strong:#d0d4da;--color-text:#1a1d21;--color-text-muted:#6b7280;--color-text-faint:#9aa1ac;--color-primary:#3b6fe0;--color-primary-hover:#2f5bc4;--color-primary-soft:#eaf0fd;--color-danger:#d64545;--color-danger-soft:#fdecec;--radius-sm:6px;--radius-md:10px;--radius-lg:14px;--shadow-sm:0 1px 2px #1018280f;--shadow-md:0 8px 24px #1018281f;--shadow-lg:0 16px 48px #1018282e;--font-sans:-apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light}*{box-sizing:border-box}html,body,#app{height:100%}body{font-family:var(--font-sans);color:var(--color-text);background:var(--color-bg);-webkit-font-smoothing:antialiased;margin:0;font-size:14px;line-height:1.45}h1,h2,h3{letter-spacing:-.01em;margin:0;font-weight:600}button{font-family:inherit;font-size:inherit}input,select,textarea{font-family:inherit;font-size:inherit;color:var(--color-text);background:var(--color-surface);border:1px solid var(--color-border-strong);border-radius:var(--radius-sm);transition:border-color .15s,box-shadow .15s}input:focus,select:focus,textarea:focus{border-color:var(--color-primary);box-shadow:0 0 0 3px var(--color-primary-soft);outline:none}.btn{border-radius:var(--radius-sm);cursor:pointer;border:1px solid #0000;justify-content:center;align-items:center;gap:.4rem;padding:.5rem .9rem;font-weight:500;transition:background-color .15s,border-color .15s,transform 50ms;display:inline-flex}.btn:active{transform:translateY(1px)}.btn-primary{background:var(--color-primary);color:#fff}.btn-primary:hover{background:var(--color-primary-hover)}.btn-primary:disabled{background:var(--color-text-faint);cursor:not-allowed}.btn-secondary{background:var(--color-surface);border-color:var(--color-border-strong);color:var(--color-text)}.btn-secondary:hover{background:var(--color-surface-hover)}.btn-ghost{color:var(--color-text-muted);background:0 0;border-color:#0000}.btn-ghost:hover{background:var(--color-surface-hover);color:var(--color-text)}.btn-danger{color:var(--color-danger);background:0 0;border-color:#0000}.btn-danger:hover{background:var(--color-danger-soft)}.icon-add-btn{border:1px solid var(--color-border-strong);background:var(--color-surface);width:1.2rem;height:1.2rem;color:var(--color-text-muted);cursor:pointer;border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;padding:0;font-size:.85rem;line-height:1;display:inline-flex}.icon-add-btn:hover{background:var(--color-surface-hover)}.icon-remove-btn{border-radius:var(--radius-sm);color:var(--color-text-faint);cursor:pointer;background:0 0;border:none;flex-shrink:0;justify-content:center;align-items:center;padding:0 .35rem;font-size:1rem;line-height:1;display:inline-flex}.icon-remove-btn:hover{color:var(--color-danger)}