.main-container{max-width:960px;margin:0 auto;padding:1.5rem 1.5rem 3rem}.page-title{font-family:var(--calc-font-headline);color:var(--calc-text-primary);margin:0 0 .5rem;font-size:clamp(1.6rem,4vw,2.4rem)}.page-subtitle{color:var(--calc-text-faded);margin:0 0 2rem;line-height:1.5}.input-card,.result-card,.viz-card{background:var(--calc-bg-card);border:1px solid var(--calc-border-default);border-radius:var(--calc-radius-lg);margin-bottom:1.25rem;padding:1.25rem 1.5rem}.card-title{font-family:var(--calc-font-headline);text-transform:uppercase;letter-spacing:.05em;color:var(--calc-text-faded);margin:0 0 1rem;font-size:1rem}.form-row{grid-template-columns:1fr 1fr;gap:1rem;display:grid}.form-row+.form-row{margin-top:1rem}@media (width<=480px){.form-row{grid-template-columns:1fr}}.form-group{flex-direction:column;gap:.4rem;display:flex}.form-group label{color:var(--calc-text-faded);font-size:.9rem}.form-group input,.form-group select{background:var(--calc-bg-input);border:1px solid var(--calc-border-strong);border-radius:var(--calc-radius-md);color:var(--calc-text-primary);font-family:var(--calc-font-mono);transition:var(--calc-transition-default,border-color .15s);padding:.65rem .85rem;font-size:1.05rem}.form-group input:focus,.form-group select:focus{border-color:var(--calc-cyan);outline:none}.input-hint{color:var(--calc-text-dim);font-size:.8rem}.result-value{font-family:var(--calc-font-mono);color:var(--calc-cyan);margin-bottom:.3rem;font-size:clamp(1.5rem,4.5vw,2.2rem)}.result-detail{color:var(--calc-text-faded);line-height:1.5}.interpretation{border-top:1px solid var(--calc-border-default);color:var(--calc-text-dim);margin:.9rem 0 0;padding-top:.9rem;font-size:.9rem}.tab-control{gap:.4rem;margin-bottom:1.25rem;display:flex;overflow-x:auto}.tab-btn{background:var(--calc-bg-card);border:1px solid var(--calc-border-default);border-radius:var(--calc-radius-md);color:var(--calc-text-faded);font-family:var(--calc-font-headline);white-space:nowrap;cursor:pointer;transition:var(--calc-transition-default,color .15s, background .15s, border-color .15s);flex:1;padding:.6rem 1rem;font-size:.85rem;font-weight:600}.tab-btn:hover:not(.active){color:var(--calc-text-primary);border-color:var(--calc-border-strong)}.tab-btn.active{background:var(--calc-cyan);border-color:var(--calc-cyan);color:var(--calc-bg-main,#0a0e1a)}.tab-btn:focus-visible{outline:2px solid var(--calc-gold);outline-offset:2px}.recipe-note{color:var(--calc-text-dim);margin:0 0 1rem;font-size:.85rem;line-height:1.6}.summary-metrics-grid{grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:.85rem;margin-bottom:1.5rem;display:grid}.metric-card{background:var(--calc-bg-input,#ffffff08);border:1px solid var(--calc-border-default);border-radius:var(--calc-radius-md);flex-direction:column;gap:.2rem;padding:.85rem 1rem;display:flex}.metric-label{text-transform:uppercase;letter-spacing:.05em;color:var(--calc-text-dim);font-size:.75rem}.metric-val{font-family:var(--calc-font-mono);color:var(--calc-text-primary);font-size:1.25rem;font-weight:700}.metric-sub{color:var(--calc-text-faded);font-size:.78rem}.cake-visualizer-wrap{border-top:1px solid var(--calc-border-default);margin-top:1rem;padding-top:1rem}.viz-subtitle{font-family:var(--calc-font-headline);text-transform:uppercase;letter-spacing:.04em;color:var(--calc-text-faded);margin:0 0 .75rem;font-size:.9rem}.cake-visualizer{background:var(--calc-bg-input,#0003);border:1px solid var(--calc-border-default);border-radius:var(--calc-radius-md);justify-content:center;align-items:center;min-height:220px;padding:1rem;display:flex}.cake-visualizer svg{width:100%;max-width:320px;height:auto}.detail-grid{flex-direction:column;gap:.6rem;display:flex}.detail-row{border-bottom:1px solid var(--calc-border-default);justify-content:space-between;gap:.75rem;padding:.5rem 0;font-size:.9rem;display:flex}.detail-row:last-child{border-bottom:none}.detail-label{color:var(--calc-text-faded)}.detail-value{color:var(--calc-text-primary);font-family:var(--calc-font-mono)}.detail-empty{color:var(--calc-text-faded);font-size:.9rem}.scaled-table-wrap{overflow-x:auto}.scaled-table{border-collapse:collapse;width:100%;font-size:.85rem}.scaled-table th{text-align:left;color:var(--calc-text-dim);text-transform:uppercase;letter-spacing:.04em;border-bottom:1px solid var(--calc-border-default);padding:.5rem .6rem;font-size:.7rem}.scaled-table td{color:var(--calc-text-primary);font-family:var(--calc-font-mono);border-bottom:1px solid var(--calc-border-default);padding:.5rem .6rem}.scaled-table tr:last-child td{border-bottom:none}.scaled-table tr.style-row--current td{color:var(--calc-cyan);font-weight:600}.faq-list{flex-direction:column;display:flex}.faq-item{border-bottom:1px solid var(--calc-border-default)}.faq-item__question{cursor:pointer;color:var(--calc-text-primary);user-select:none;justify-content:space-between;align-items:center;padding:14px 4px;font-size:.9rem;font-weight:600;list-style:none;transition:color .2s;display:flex}.faq-item__question::-webkit-details-marker{display:none}.faq-item__question:after{content:"+";font-family:var(--calc-font-mono);color:var(--calc-text-dim);flex-shrink:0;margin-left:16px;font-size:1.1rem;transition:color .2s}.faq-item[open] .faq-item__question:after{content:"−";color:var(--calc-cyan)}.faq-item__question:hover{color:var(--calc-cyan)}.faq-item__answer{color:var(--calc-text-dim);padding:0 4px 14px;font-size:.85rem;line-height:1.75}[data-theme=light] .input-card,[data-theme=light] .result-card,[data-theme=light] .viz-card{background:#fff;border-color:#0000001f;box-shadow:0 1px 4px #0000000f}[data-theme=light] .form-group input,[data-theme=light] .form-group select{color:#0f172a;background:#f0f4f9;border-color:#00000026}[data-theme=light] .result-value{color:#0891b2}[data-theme=light] .interpretation{color:#475569;border-top-color:#0000001a}[data-theme=light] .metric-card{background:#f8fafc;border-color:#0000001a}[data-theme=light] .metric-val{color:#0f172a}[data-theme=light] .cake-visualizer-wrap{border-top-color:#0000001a}[data-theme=light] .cake-visualizer{background:#f1f5f9;border-color:#0000001a}[data-theme=light] .detail-row{border-bottom-color:#00000014}[data-theme=light] .detail-value{color:#0f172a}[data-theme=light] .scaled-table th{color:#64748b;border-bottom-color:#0000001a}[data-theme=light] .scaled-table td{color:#0f172a;border-bottom-color:#00000014}[data-theme=light] .scaled-table tr.style-row--current td{color:#0891b2}[data-theme=light] .action-btn{color:#0f172a;background:#fff;border-color:#0000001f}[data-theme=light] .action-btn:hover{border-color:#0891b2}[data-theme=light] .tab-btn{color:#475569;background:#edf2f9;border-color:#0000001f}[data-theme=light] .tab-btn:hover:not(.active){color:#0f172a;border-color:#0891b2}[data-theme=light] .tab-btn.active{color:#fff;background:#0891b2;border-color:#0891b2}[data-theme=light] .recipe-note{color:#475569}[data-theme=light] .faq-item{background:#fff;border:1px solid #0000001a;border-radius:10px;margin-bottom:8px;transition:box-shadow .2s,border-color .2s;overflow:hidden;box-shadow:0 1px 4px #0000000f}[data-theme=light] .faq-item:hover{border-color:#0e749059;box-shadow:0 2px 10px #0e749014}[data-theme=light] .faq-item[open]{border-color:#0e749066 #0e749066 #0e749066 #0e7490;border-left-style:solid;border-left-width:3px;box-shadow:0 2px 12px #0e74901a}[data-theme=light] .faq-item__question{color:#0f172a;padding:14px 16px}[data-theme=light] .faq-item__question:after{color:#64748b}[data-theme=light] .faq-item[open] .faq-item__question:after,[data-theme=light] .faq-item__question:hover{color:#0e7490}[data-theme=light] .faq-item__answer{color:#475569;border-top:1px solid #0000000f;padding:12px 16px 16px}