.tool-header[data-astro-cid-hkkt25wy]{text-align:center;margin-bottom:2rem}.tool-header[data-astro-cid-hkkt25wy] h1[data-astro-cid-hkkt25wy]{font-size:2rem;margin-bottom:.5rem}.tool-header[data-astro-cid-hkkt25wy] p[data-astro-cid-hkkt25wy]{color:var(--color-secondary)}.room-card[data-astro-cid-hkkt25wy]{border:1px solid var(--color-border);border-radius:.75rem;padding:1.5rem;margin-bottom:1rem;background:var(--color-bg-offset)}.room-header[data-astro-cid-hkkt25wy]{display:flex;justify-content:space-between;align-items:center;margin-bottom:1rem}.room-label[data-astro-cid-hkkt25wy]{font-weight:600;font-size:1.1rem}.btn-remove[data-astro-cid-hkkt25wy]{padding:.25rem .75rem;border:1px solid #ef4444;border-radius:.375rem;background:transparent;color:#ef4444;font-size:.875rem;cursor:pointer}.btn-remove[data-astro-cid-hkkt25wy]:hover{background:#fef2f2}.shape-selector[data-astro-cid-hkkt25wy],.unit-selector[data-astro-cid-hkkt25wy]{margin-bottom:1rem}.shape-selector[data-astro-cid-hkkt25wy] label[data-astro-cid-hkkt25wy],.unit-selector[data-astro-cid-hkkt25wy] label[data-astro-cid-hkkt25wy]{display:block;margin-bottom:.25rem;font-weight:500;font-size:.9rem}.shape-selector[data-astro-cid-hkkt25wy] select[data-astro-cid-hkkt25wy],.unit-selector[data-astro-cid-hkkt25wy] select[data-astro-cid-hkkt25wy]{padding:.5rem;font-size:1rem;border:1px solid var(--color-border);border-radius:.5rem;background:var(--color-bg);color:var(--color-text);width:100%}.input-grid[data-astro-cid-hkkt25wy]{display:grid;grid-template-columns:repeat(2,1fr);gap:1rem;margin-bottom:1rem}.input-group[data-astro-cid-hkkt25wy]{display:flex;flex-direction:column}.input-group[data-astro-cid-hkkt25wy] label[data-astro-cid-hkkt25wy]{margin-bottom:.25rem;font-weight:500;font-size:.9rem}.number-input[data-astro-cid-hkkt25wy]{padding:.75rem;font-size:1.1rem;border:1px solid var(--color-border);border-radius:.5rem;background:var(--color-bg);color:var(--color-text);width:100%}.number-input[data-astro-cid-hkkt25wy]:focus{outline:2px solid var(--color-primary);border-color:var(--color-primary)}.button-group[data-astro-cid-hkkt25wy]{display:flex;gap:.5rem;flex-wrap:wrap}.btn-primary[data-astro-cid-hkkt25wy]{padding:.75rem 1.5rem;border:none;border-radius:.5rem;background:var(--color-primary);color:#fff;font-size:1rem;font-weight:500;cursor:pointer;flex:1;min-width:120px}.btn-primary[data-astro-cid-hkkt25wy]:hover{opacity:.9}.btn-secondary[data-astro-cid-hkkt25wy]{padding:.75rem 1.5rem;border:1px solid var(--color-border);border-radius:.5rem;background:transparent;color:var(--color-text);font-size:1rem;cursor:pointer;min-width:120px}.btn-secondary[data-astro-cid-hkkt25wy]:hover{background:var(--color-bg)}.error-card[data-astro-cid-hkkt25wy]{border:1px solid #ef4444;border-radius:.5rem;padding:1rem;margin-bottom:1.5rem;background:#fef2f2;color:#dc2626}.results-card[data-astro-cid-hkkt25wy]{border:1px solid var(--color-border);border-radius:.75rem;padding:2rem;margin-bottom:1.5rem;background:var(--color-bg-offset)}.results-title[data-astro-cid-hkkt25wy]{font-size:1rem;margin-bottom:1rem;color:var(--color-secondary);text-align:center}.result-row[data-astro-cid-hkkt25wy]{display:flex;align-items:baseline;justify-content:center;gap:.5rem;margin-bottom:1rem}.result-label[data-astro-cid-hkkt25wy]{font-weight:500;color:var(--color-secondary)}.result-number[data-astro-cid-hkkt25wy]{font-size:2.5rem;font-weight:700;color:var(--color-primary)}.result-unit[data-astro-cid-hkkt25wy]{font-size:1.2rem;font-weight:600;color:var(--color-primary)}.materials-section[data-astro-cid-hkkt25wy]{margin-top:1.5rem;padding-top:1.5rem;border-top:1px solid var(--color-border)}.materials-section[data-astro-cid-hkkt25wy] h3[data-astro-cid-hkkt25wy]{font-size:1rem;margin-bottom:1rem;text-align:center;color:var(--color-secondary)}.material-row[data-astro-cid-hkkt25wy]{display:flex;align-items:baseline;justify-content:center;gap:.5rem;margin-bottom:.5rem}.material-label[data-astro-cid-hkkt25wy]{font-weight:500;color:var(--color-secondary);width:120px;text-align:right}.material-value[data-astro-cid-hkkt25wy]{font-size:1.25rem;font-weight:600;color:var(--color-text)}.material-unit[data-astro-cid-hkkt25wy]{color:var(--color-secondary)}.about-card[data-astro-cid-hkkt25wy],.features-card[data-astro-cid-hkkt25wy]{border:1px solid var(--color-border);border-radius:.75rem;padding:1.5rem;margin-bottom:1.5rem;background:var(--color-bg-offset)}.about-card[data-astro-cid-hkkt25wy] h3[data-astro-cid-hkkt25wy],.features-card[data-astro-cid-hkkt25wy] h3[data-astro-cid-hkkt25wy]{margin-bottom:1rem;font-size:1.1rem}.features-card[data-astro-cid-hkkt25wy] ul[data-astro-cid-hkkt25wy]{padding-left:1.25rem}.features-card[data-astro-cid-hkkt25wy] li[data-astro-cid-hkkt25wy]{margin-bottom:.5rem}@media(max-width:600px){.input-grid[data-astro-cid-hkkt25wy]{grid-template-columns:1fr}.result-number[data-astro-cid-hkkt25wy]{font-size:1.75rem}.button-group[data-astro-cid-hkkt25wy]{flex-direction:column}.btn-primary[data-astro-cid-hkkt25wy],.btn-secondary[data-astro-cid-hkkt25wy]{width:100%}}