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14px}.form-label-static{color:var(--calc-text-faded);margin-bottom:7px;font-size:.82rem;font-weight:600;display:block}.preset-lead{font-family:var(--calc-font-mono);text-transform:uppercase;letter-spacing:.06em;color:var(--calc-text-dim);align-self:center;margin-right:4px;font-size:.72rem}.mode-chips{flex-wrap:wrap;gap:8px;display:flex}.mode-chip{text-align:center;min-width:90px;color:var(--calc-text-faded);border:1px solid var(--calc-border-subtle);border-radius:var(--calc-radius-md);cursor:pointer;background:#ffffff08;flex:auto;padding:9px 12px;font-size:.84rem;font-weight:600;transition:background .15s,color .15s,border-color .15s}.mode-chip:hover{border-color:var(--calc-cyan)}.mode-chip.active{color:#04222b;background:var(--calc-cyan);border-color:var(--calc-cyan)}.result-card[data-ratio-type=over] .hero-value{color:#fb923c}.chart-wrap{margin:18px 0 6px}.teeth-viz{gap:10px;margin:16px 0 6px;display:grid}.teeth-bar-row{grid-template-columns:54px 1fr 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14px;font-size:.85rem;line-height:1.6}.table-controls{grid-template-columns:repeat(3,1fr);gap:16px;margin-bottom:18px;display:grid}@media (width<=640px){.table-controls{grid-template-columns:1fr}}.data-table tr.row-top{background:#22d3ee1a;font-weight:600}.table-empty{text-align:center;color:var(--calc-text-dim);padding:18px 8px;font-size:.86rem}.gear-rows{gap:8px;margin-bottom:12px;display:grid}.gear-row{grid-template-columns:28px 1fr 36px;align-items:center;gap:10px;display:grid}.gear-row-num{font-family:var(--calc-font-mono);color:var(--calc-text-dim);text-align:center;font-size:.8rem}.gear-row input{width:100%;color:var(--calc-text-primary);background:var(--calc-bg-input);border:1px solid var(--calc-border-default);border-radius:var(--calc-radius-md);padding:9px 12px;font-size:.9rem}.gear-row-rm{width:30px;height:30px;color:var(--calc-text-dim);border:1px solid var(--calc-border-subtle);border-radius:var(--calc-radius-md);cursor:pointer;background:#ffffff08;font-size:1.1rem;line-height:1}.gear-row-rm:hover{color:#fb7185;border-color:#fb7185}.add-gear-btn{color:var(--calc-cyan);border-radius:var(--calc-radius-md);cursor:pointer;background:#22d3ee14;border:1px dashed #22d3ee66;margin-bottom:18px;padding:8px 14px;font-size:.83rem;font-weight:600}.add-gear-btn:hover{background:#22d3ee24}.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:.92rem;font-weight:600;list-style:none;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}.faq-item[open] .faq-item__question:after{content:"−";color:var(--calc-cyan)}.faq-item__answer{color:var(--calc-text-dim);padding:0 4px 14px;font-size:.86rem;line-height:1.75}[data-theme=light] .page-subtitle{color:#475569}[data-theme=light] .field-hint,[data-theme=light] .preset-lead{color:#64748b}[data-theme=light] .form-label-static{color:#334155}[data-theme=light] .mode-chip{color:#475569;background:#f0f4f9;border-color:#0000001f}[data-theme=light] .mode-chip:hover{border-color:#0891b2}[data-theme=light] .mode-chip.active{color:#fff;background:#0891b2;border-color:#0891b2}[data-theme=light] .result-card[data-ratio-type=over] .hero-value{color:#c2410c}[data-theme=light] .teeth-bar{background:#e2e8f0}[data-theme=light] .teeth-bar-fill--drive{background:#0891b2}[data-theme=light] .teeth-bar-fill--driven{background:#4f46e5}[data-theme=light] .teeth-bar-label{color:#475569}[data-theme=light] .teeth-bar-num{color:#0f172a}[data-theme=light] .interp-panel{background:#eff9fb;border-color:#0891b24d #0891b24d #0891b24d #0891b2}[data-theme=light] .interp-text{color:#334155}[data-theme=light] 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