:root{--hap-orange: hsl(32, 76%, 63%);--hap-orange-dark: hsl(32, 76%, 45%);--bg-dark: hsl(220, 13%, 18%);--bg-card: hsl(220, 13%, 95%);--text-dark: hsl(220, 13%, 20%);--text-light: hsl(220, 13%, 96%);--text-muted: hsl(220, 10%, 50%);--border-color: hsl(220, 13%, 80%);--arithmetic-color: hsl(210, 70%, 50%);--arithmetic-bg: hsl(210, 70%, 95%);--comparison-color: hsl(280, 60%, 50%);--comparison-bg: hsl(280, 60%, 95%);--trap-color: hsl(0, 70%, 50%);--trap-bg: hsl(0, 70%, 95%);--helper-color: hsl(160, 60%, 40%);--helper-bg: hsl(160, 60%, 95%);--true-color: hsl(142, 70%, 40%);--false-color: hsl(0, 70%, 50%)}[data-astro-cid-l44lnsnb]{box-sizing:border-box;margin:0;padding:0}body{font-family:Segoe UI,system-ui,-apple-system,sans-serif;background-color:var(--bg-dark);min-height:100vh;display:flex;flex-direction:column;align-items:center;padding:2rem 1rem;color:var(--text-light)}.page-header[data-astro-cid-l44lnsnb]{text-align:center;margin-bottom:2rem}.page-header[data-astro-cid-l44lnsnb] h1[data-astro-cid-l44lnsnb]{font-size:1.5rem;color:var(--hap-orange);margin-bottom:.5rem}.page-header[data-astro-cid-l44lnsnb] p[data-astro-cid-l44lnsnb]{color:var(--text-muted);font-size:.9rem}.demo-container[data-astro-cid-l44lnsnb]{background-color:var(--bg-card);border-radius:16px;max-width:700px;width:100%;overflow:hidden;box-shadow:0 10px 40px #16181d26}.demo-header[data-astro-cid-l44lnsnb]{background:linear-gradient(135deg,var(--hap-orange),var(--hap-orange-dark));color:var(--text-light);padding:1rem 1.5rem;text-align:center}.demo-header[data-astro-cid-l44lnsnb] h2[data-astro-cid-l44lnsnb]{font-size:1.1rem;font-weight:600}.section[data-astro-cid-l44lnsnb]{padding:1.25rem;border-bottom:1px solid var(--border-color)}.section[data-astro-cid-l44lnsnb]:last-of-type{border-bottom:none}.section-header[data-astro-cid-l44lnsnb]{display:flex;align-items:center;gap:.5rem;margin-bottom:1rem;padding-bottom:.5rem;border-bottom:2px solid}.section-header[data-astro-cid-l44lnsnb] .icon[data-astro-cid-l44lnsnb]{font-size:1.25rem}.section-header[data-astro-cid-l44lnsnb] h3[data-astro-cid-l44lnsnb]{font-size:.9rem;font-weight:600}.arithmetic-section[data-astro-cid-l44lnsnb]{background-color:var(--arithmetic-bg)}.arithmetic-section[data-astro-cid-l44lnsnb] .section-header[data-astro-cid-l44lnsnb]{border-color:var(--arithmetic-color)}.arithmetic-section[data-astro-cid-l44lnsnb] .section-header[data-astro-cid-l44lnsnb] h3[data-astro-cid-l44lnsnb]{color:var(--arithmetic-color)}.operator-row[data-astro-cid-l44lnsnb]{display:flex;align-items:center;gap:.5rem;flex-wrap:wrap;justify-content:center;margin-bottom:1rem}.number-input[data-astro-cid-l44lnsnb]{width:70px;padding:.5rem;border:2px solid var(--border-color);border-radius:6px;font-size:1.1rem;text-align:center;font-family:Consolas,Monaco,monospace}.number-input[data-astro-cid-l44lnsnb]:focus{outline:none;border-color:var(--hap-orange)}.operator-select[data-astro-cid-l44lnsnb]{padding:.5rem 1rem;border:2px solid var(--border-color);border-radius:6px;font-size:1.1rem;font-family:Consolas,Monaco,monospace;background:#fff;cursor:pointer}.equals-sign[data-astro-cid-l44lnsnb]{font-size:1.25rem;font-weight:700;color:var(--text-dark)}.result-display[data-astro-cid-l44lnsnb]{font-family:Consolas,Monaco,monospace;font-size:1.5rem;font-weight:700;padding:.5rem 1rem;background:#fff;border-radius:6px;min-width:80px;text-align:center}.arithmetic-result[data-astro-cid-l44lnsnb]{color:var(--arithmetic-color)}.comparison-section[data-astro-cid-l44lnsnb]{background-color:var(--comparison-bg)}.comparison-section[data-astro-cid-l44lnsnb] .section-header[data-astro-cid-l44lnsnb]{border-color:var(--comparison-color)}.comparison-section[data-astro-cid-l44lnsnb] .section-header[data-astro-cid-l44lnsnb] h3[data-astro-cid-l44lnsnb]{color:var(--comparison-color)}.comparison-result[data-astro-cid-l44lnsnb]{font-weight:700}.result-true[data-astro-cid-l44lnsnb]{color:var(--true-color)}.result-false[data-astro-cid-l44lnsnb]{color:var(--false-color)}.quick-checks[data-astro-cid-l44lnsnb]{display:flex;flex-wrap:wrap;gap:.5rem;justify-content:center;margin-top:1rem;padding-top:1rem;border-top:1px dashed var(--border-color)}.quick-check[data-astro-cid-l44lnsnb]{font-family:Consolas,Monaco,monospace;font-size:.85rem;padding:.3rem .6rem;background:#fff;border-radius:4px}.trap-section[data-astro-cid-l44lnsnb]{background-color:var(--trap-bg)}.trap-section[data-astro-cid-l44lnsnb] .section-header[data-astro-cid-l44lnsnb]{border-color:var(--trap-color)}.trap-section[data-astro-cid-l44lnsnb] .section-header[data-astro-cid-l44lnsnb] h3[data-astro-cid-l44lnsnb]{color:var(--trap-color)}.trap-demo[data-astro-cid-l44lnsnb]{display:grid;grid-template-columns:1fr 1fr;gap:1rem}.trap-card[data-astro-cid-l44lnsnb]{background:#fff;border-radius:8px;padding:1rem;text-align:center}.trap-card[data-astro-cid-l44lnsnb] h4[data-astro-cid-l44lnsnb]{font-size:.8rem;color:var(--text-muted);margin-bottom:.5rem}.trap-code[data-astro-cid-l44lnsnb]{font-family:Consolas,Monaco,monospace;font-size:1rem;padding:.5rem;background:#f6f7f8;border-radius:4px;margin-bottom:.5rem;color:#000}.trap-explanation[data-astro-cid-l44lnsnb]{font-size:.8rem;color:var(--text-muted)}.trap-btn[data-astro-cid-l44lnsnb]{margin-top:1rem;padding:.75rem 1.5rem;border:none;border-radius:6px;font-size:.9rem;font-weight:600;cursor:pointer;background-color:var(--trap-color);color:#fff;transition:transform .15s}.trap-btn[data-astro-cid-l44lnsnb]:hover{transform:scale(1.02)}.trap-result[data-astro-cid-l44lnsnb]{margin-top:1rem;padding:.75rem;background:#fff;border-radius:6px;font-family:Consolas,Monaco,monospace;font-size:.85rem;color:#000}.helper-section[data-astro-cid-l44lnsnb]{background-color:var(--helper-bg)}.helper-section[data-astro-cid-l44lnsnb] .section-header[data-astro-cid-l44lnsnb]{border-color:var(--helper-color)}.helper-section[data-astro-cid-l44lnsnb] .section-header[data-astro-cid-l44lnsnb] h3[data-astro-cid-l44lnsnb]{color:var(--helper-color)}.helper-grid[data-astro-cid-l44lnsnb]{display:grid;gap:1rem}.helper-item[data-astro-cid-l44lnsnb]{background:#fff;border-radius:8px;padding:1rem}.helper-name[data-astro-cid-l44lnsnb]{font-family:Consolas,Monaco,monospace;font-size:.9rem;font-weight:600;color:var(--helper-color);margin-bottom:.25rem}.helper-desc[data-astro-cid-l44lnsnb]{font-size:.8rem;color:var(--text-muted);margin-bottom:.5rem;line-height:1.4}.helper-usage[data-astro-cid-l44lnsnb]{font-size:.75rem;color:var(--text-dark);background:#def7ef;padding:.4rem .6rem;border-radius:4px;margin-bottom:.5rem}.helper-usage[data-astro-cid-l44lnsnb] code[data-astro-cid-l44lnsnb]{font-family:Consolas,Monaco,monospace;background:none;padding:0}.helper-controls[data-astro-cid-l44lnsnb]{display:flex;align-items:center;gap:.5rem;flex-wrap:wrap}.helper-btn[data-astro-cid-l44lnsnb]{padding:.5rem 1rem;border:none;border-radius:6px;font-size:.85rem;font-weight:600;cursor:pointer;background-color:var(--helper-color);color:#fff;transition:transform .15s}.helper-btn[data-astro-cid-l44lnsnb]:hover{transform:scale(1.05)}.helper-result[data-astro-cid-l44lnsnb]{font-family:Consolas,Monaco,monospace;font-size:1.1rem;font-weight:700;padding:.3rem .75rem;background:#d6f5eb;border-radius:4px;color:var(--helper-color)}.choose-demo[data-astro-cid-l44lnsnb]{margin-top:.5rem}.choose-call[data-astro-cid-l44lnsnb]{font-family:Consolas,Monaco,monospace;font-size:.85rem;background:#f6f7f8;padding:.5rem .75rem;border-radius:4px;margin-bottom:.75rem;line-height:1.6}.choose-fn[data-astro-cid-l44lnsnb]{color:var(--helper-color);font-weight:600}.choose-param[data-astro-cid-l44lnsnb]{padding:.15rem .3rem;border-radius:3px}#choose-condition-display[data-astro-cid-l44lnsnb]{background:#d4f7e1;color:var(--true-color);font-weight:600}#choose-condition-display[data-astro-cid-l44lnsnb].is-false{background:#f9dcdc;color:var(--false-color)}.choose-if-true[data-astro-cid-l44lnsnb]{background:#d4f7e1;color:var(--true-color);transition:all .2s}.choose-if-true[data-astro-cid-l44lnsnb].highlighted{outline:2px solid var(--true-color);font-weight:600}.choose-if-false[data-astro-cid-l44lnsnb]{background:#f9dcdc;color:var(--false-color);transition:all .2s}.choose-if-false[data-astro-cid-l44lnsnb].highlighted{outline:2px solid var(--false-color);font-weight:600}.choose-comma[data-astro-cid-l44lnsnb]{color:var(--text-muted)}.choose-controls[data-astro-cid-l44lnsnb]{display:flex;align-items:center;gap:.5rem;flex-wrap:wrap;margin-bottom:.5rem}.condition-toggle[data-astro-cid-l44lnsnb]{padding:.4rem .8rem;border:2px solid var(--helper-color);border-radius:6px;font-size:.85rem;font-weight:600;cursor:pointer;background:#fff;color:var(--helper-color);transition:all .2s}.condition-toggle[data-astro-cid-l44lnsnb].active{background:var(--helper-color);color:#fff}.choose-arrow[data-astro-cid-l44lnsnb]{color:var(--text-muted)}.choose-explanation[data-astro-cid-l44lnsnb]{font-size:.8rem;color:var(--text-muted);padding:.4rem .6rem;background:#f1f2f4;border-radius:4px;border-left:3px solid var(--helper-color)}.tip-section[data-astro-cid-l44lnsnb]{padding:1rem 1.5rem;background-color:#fcf3e9}.tip-section[data-astro-cid-l44lnsnb] p[data-astro-cid-l44lnsnb]{font-size:.85rem;color:var(--text-dark)}.tip-section[data-astro-cid-l44lnsnb] strong[data-astro-cid-l44lnsnb]{color:var(--hap-orange-dark)}.tip-section[data-astro-cid-l44lnsnb] code[data-astro-cid-l44lnsnb]{background-color:#e2e4e9;padding:.1rem .3rem;border-radius:3px;font-size:.8rem}.back-link[data-astro-cid-l44lnsnb]{margin-top:1.5rem;color:var(--hap-orange);text-decoration:none;font-size:.9rem}.back-link[data-astro-cid-l44lnsnb]:hover{text-decoration:underline}@media(max-width:500px){.trap-demo[data-astro-cid-l44lnsnb]{grid-template-columns:1fr}.operator-row[data-astro-cid-l44lnsnb]{gap:.3rem}.number-input[data-astro-cid-l44lnsnb]{width:60px}}