.tool-header[data-astro-cid-pjrjxyui]{text-align:center;margin-bottom:2rem}.tool-header[data-astro-cid-pjrjxyui] h1[data-astro-cid-pjrjxyui]{font-size:2rem;font-weight:700;margin-bottom:.5rem;color:var(--text-primary)}.tool-header[data-astro-cid-pjrjxyui] p[data-astro-cid-pjrjxyui]{color:var(--text-secondary);max-width:600px;margin:0 auto}.controls-card[data-astro-cid-pjrjxyui]{background:var(--bg-card);border-radius:1rem;padding:1.5rem;margin-bottom:1.5rem;border:1px solid var(--border-color)}.gender-selector[data-astro-cid-pjrjxyui]{margin-bottom:1rem}.gender-selector[data-astro-cid-pjrjxyui] label[data-astro-cid-pjrjxyui]{display:block;margin-bottom:.5rem;font-weight:600;color:var(--text-primary)}.gender-buttons[data-astro-cid-pjrjxyui]{display:flex;gap:.5rem}.gender-btn[data-astro-cid-pjrjxyui]{padding:.5rem 1rem;border:1px solid var(--border-color);border-radius:.5rem;background:var(--bg-secondary);cursor:pointer;transition:all .2s;font-weight:500}.gender-btn[data-astro-cid-pjrjxyui].active{background:var(--primary-color);color:#fff;border-color:var(--primary-color)}.gender-btn[data-astro-cid-pjrjxyui]:hover:not(.active){background:var(--bg-hover)}.unit-toggle[data-astro-cid-pjrjxyui]{display:flex;gap:.5rem;margin-bottom:1rem}.unit-btn[data-astro-cid-pjrjxyui]{padding:.5rem 1rem;border:1px solid var(--border-color);border-radius:.5rem;background:var(--bg-secondary);cursor:pointer;transition:all .2s;font-weight:500}.unit-btn[data-astro-cid-pjrjxyui].active{background:var(--primary-color);color:#fff;border-color:var(--primary-color)}.unit-btn[data-astro-cid-pjrjxyui]:hover:not(.active){background:var(--bg-hover)}.input-grid[data-astro-cid-pjrjxyui]{display:grid;grid-template-columns:1fr 1fr;gap:1rem;margin-bottom:1rem}.input-group[data-astro-cid-pjrjxyui]{display:flex;flex-direction:column}.input-group[data-astro-cid-pjrjxyui] label[data-astro-cid-pjrjxyui]{font-weight:500;margin-bottom:.5rem;color:var(--text-primary);font-size:.9rem}.text-input[data-astro-cid-pjrjxyui]{padding:.75rem;border:1px solid var(--border-color);border-radius:.5rem;font-size:1rem;background:var(--bg-input);color:var(--text-primary)}.text-input[data-astro-cid-pjrjxyui]:focus{outline:none;border-color:var(--primary-color)}.button-group[data-astro-cid-pjrjxyui]{display:flex;gap:.75rem}.btn-primary[data-astro-cid-pjrjxyui]{padding:.75rem 1.5rem;border:none;border-radius:.5rem;background:var(--primary-color);color:#fff;font-weight:600;cursor:pointer;transition:opacity .2s;flex:1}.btn-primary[data-astro-cid-pjrjxyui]:hover{opacity:.9}.btn-secondary[data-astro-cid-pjrjxyui]{padding:.75rem 1.5rem;border:1px solid var(--border-color);border-radius:.5rem;background:var(--bg-secondary);color:var(--text-primary);font-weight:600;cursor:pointer;transition:background .2s}.btn-secondary[data-astro-cid-pjrjxyui]:hover{background:var(--bg-hover)}.error-card[data-astro-cid-pjrjxyui]{background:#fee;color:#c33;padding:1rem;border-radius:.5rem;margin-bottom:1rem;border:1px solid #fcc}.results-card[data-astro-cid-pjrjxyui]{background:var(--bg-card);border-radius:1rem;padding:1.5rem;margin-bottom:1.5rem;border:1px solid var(--border-color);text-align:center}.results-title[data-astro-cid-pjrjxyui]{font-size:1.25rem;font-weight:600;margin-bottom:1rem;color:var(--text-primary)}.whr-display[data-astro-cid-pjrjxyui]{margin-bottom:1rem}.whr-number[data-astro-cid-pjrjxyui]{font-size:3rem;font-weight:700;color:var(--primary-color)}.whr-unit[data-astro-cid-pjrjxyui]{font-size:1.2rem;color:var(--text-secondary);margin-left:.5rem}.classification-badge[data-astro-cid-pjrjxyui]{display:inline-block;padding:.5rem 1.5rem;border-radius:2rem;font-weight:600;margin-bottom:1rem}.classification-badge[data-astro-cid-pjrjxyui].low{background:#d4edda;color:#155724}.classification-badge[data-astro-cid-pjrjxyui].moderate{background:#fff3cd;color:#856404}.classification-badge[data-astro-cid-pjrjxyui].high{background:#f8d7da;color:#721c24}.risk-tip[data-astro-cid-pjrjxyui]{color:var(--text-secondary);max-width:500px;margin:0 auto 1rem;line-height:1.6}.standard-info[data-astro-cid-pjrjxyui]{text-align:left;margin-top:1rem;padding-top:1rem;border-top:1px solid var(--border-color)}.standard-info[data-astro-cid-pjrjxyui] h4[data-astro-cid-pjrjxyui]{font-size:.9rem;font-weight:600;margin-bottom:.25rem;color:var(--text-primary)}.standard-info[data-astro-cid-pjrjxyui] p[data-astro-cid-pjrjxyui]{font-size:.85rem;color:var(--text-secondary);margin-bottom:.75rem}.examples-card[data-astro-cid-pjrjxyui]{background:var(--bg-card);border-radius:1rem;padding:1.5rem;margin-bottom:1.5rem;border:1px solid var(--border-color)}.examples-card[data-astro-cid-pjrjxyui] h3[data-astro-cid-pjrjxyui]{font-size:1.1rem;font-weight:600;margin-bottom:1rem;color:var(--text-primary)}.examples-grid[data-astro-cid-pjrjxyui]{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:.5rem}.example-btn[data-astro-cid-pjrjxyui]{padding:.5rem 1rem;border:1px solid var(--border-color);border-radius:.5rem;background:var(--bg-secondary);cursor:pointer;transition:all .2s;font-size:.85rem;color:var(--text-primary)}.example-btn[data-astro-cid-pjrjxyui]:hover{background:var(--primary-color);color:#fff;border-color:var(--primary-color)}.about-section[data-astro-cid-pjrjxyui],.features-section[data-astro-cid-pjrjxyui]{background:var(--bg-card);border-radius:1rem;padding:1.5rem;margin-bottom:1.5rem;border:1px solid var(--border-color)}.about-section[data-astro-cid-pjrjxyui] h3[data-astro-cid-pjrjxyui],.features-section[data-astro-cid-pjrjxyui] h3[data-astro-cid-pjrjxyui]{font-size:1.1rem;font-weight:600;margin-bottom:1rem;color:var(--text-primary)}.about-section[data-astro-cid-pjrjxyui] p[data-astro-cid-pjrjxyui]{color:var(--text-secondary);line-height:1.7}.features-section[data-astro-cid-pjrjxyui] ul[data-astro-cid-pjrjxyui]{list-style:none;padding:0}.features-section[data-astro-cid-pjrjxyui] li[data-astro-cid-pjrjxyui]{padding:.5rem 0;color:var(--text-secondary);display:flex;align-items:center;gap:.5rem}.features-section[data-astro-cid-pjrjxyui] li[data-astro-cid-pjrjxyui]:before{content:"✓";color:var(--primary-color);font-weight:700}@media(max-width:640px){.input-grid[data-astro-cid-pjrjxyui]{grid-template-columns:1fr}.gender-buttons[data-astro-cid-pjrjxyui]{flex-direction:column}}