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label{color:var(--calc-text-faded);font-size:.9rem}.exp-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);padding:.6rem .8rem;font-size:1.02rem;transition:border-color .15s}.exp-select:focus{border-color:var(--calc-cyan);outline:none}.toggle-group{margin-top:.25rem}.exp-toggle{cursor:pointer;color:var(--calc-text-primary);flex-direction:row;align-items:center;gap:.5rem;font-size:.92rem;display:flex}.exp-toggle input{width:1.05rem;height:1.05rem;accent-color:var(--calc-cyan)}.preset-row{flex-wrap:wrap;gap:.45rem;margin-bottom:1.25rem;display:flex}.preset-chip{background:var(--calc-bg-glass);border:1px solid var(--calc-border-default);color:var(--calc-text-faded);cursor:pointer;border-radius:999px;padding:.4rem .85rem;font-size:.82rem;transition:border-color .15s,color .15s,background .15s}.preset-chip:hover{border-color:var(--calc-cyan);color:var(--calc-text-primary)}.result-value{font-family:var(--calc-font-mono);color:var(--calc-cyan);margin-bottom:.3rem;font-size:clamp(1.8rem,5vw,2.6rem);font-weight:700}.result-detail{color:var(--calc-text-faded);font-size:.9rem;line-height:1.5}.stat-grid{grid-template-columns:1fr 1fr;gap:.75rem;margin-bottom:1.25rem;display:grid}.stat-tile{background:var(--calc-bg-glass);border:1px solid var(--calc-border-subtle);border-radius:var(--calc-radius-md);text-align:center;padding:.75rem .85rem}.stat-val{font-family:var(--calc-font-mono);color:var(--calc-text-primary);font-size:1.15rem;font-weight:700}.stat-name{text-transform:uppercase;letter-spacing:.04em;color:var(--calc-text-dim);margin-top:.2rem;font-size:.72rem}.triangle-fig{background:var(--calc-bg-card);border:1px solid var(--calc-border-default);border-radius:var(--calc-radius-lg);margin:0;padding:1rem}.triangle-cap{text-transform:uppercase;letter-spacing:.05em;color:var(--calc-text-faded);text-align:center;margin-bottom:.5rem;font-size:.78rem}.triangle-wrap{justify-content:center;display:flex}.table-scroll{overflow-x:auto}.exp-table{border-collapse:collapse;width:100%;font-size:.88rem}.exp-table caption{text-align:left}.exp-table th,.exp-table td{text-align:left;border-bottom:1px solid var(--calc-border-subtle);color:var(--calc-text-faded);padding:.6rem .7rem}.exp-table thead th{color:var(--calc-text-primary);font-family:var(--calc-font-headline);text-transform:uppercase;letter-spacing:.03em;border-bottom:1px solid var(--calc-border-default);font-size:.78rem}.exp-table tbody th[scope=row]{color:var(--calc-text-primary);font-family:var(--calc-font-mono);font-weight:600}.exp-table tr.row-current{background:#22d3ee1a}.exp-table tr.row-current th[scope=row]{color:var(--calc-cyan)}.callout-box{background:var(--calc-bg-glass);border:1px solid var(--calc-border-default);border-left:3px solid var(--calc-cyan);border-radius:var(--calc-radius-md);margin-top:1.25rem;padding:1rem 1.1rem}.callout-title{color:var(--calc-text-primary);margin:0 0 .5rem;font-size:.95rem}.callout-box p{color:var(--calc-text-faded);margin:0 0 .75rem;font-size:.88rem;line-height:1.55}.fps-row{align-items:center;gap:.6rem;margin:.75rem 0;display:flex}.fps-row label{color:var(--calc-text-faded);font-size:.85rem}.fps-result{color:var(--calc-text-primary);font-size:.95rem}.fps-result strong{font-family:var(--calc-font-mono);color:var(--calc-cyan)}[data-theme=light] .input-card,[data-theme=light] .result-card,[data-theme=light] .triangle-fig{background:#fff;border-color:#0000001f;box-shadow:0 1px 4px #0000000f}[data-theme=light] .action-btn{color:#475569;background:#fff;border-color:#00000026}[data-theme=light] .action-btn:hover{color:#0f172a;border-color:#0891b2}[data-theme=light] .tab-bar{border-bottom-color:#0000001f}[data-theme=light] .tab-btn{color:#475569}[data-theme=light] .tab-btn:hover{color:#0f172a}[data-theme=light] .tab-btn.active{color:#0891b2;border-bottom-color:#0891b2}[data-theme=light] .exp-select{color:#0f172a;background:#f0f4f9;border-color:#00000026}[data-theme=light] .exp-select:focus{border-color:#0891b2}[data-theme=light] .exp-toggle{color:#0f172a}[data-theme=light] .exp-toggle input{accent-color:#0891b2}[data-theme=light] .preset-chip{color:#475569;background:#edf2f9;border-color:#0000001f}[data-theme=light] .preset-chip:hover{color:#0f172a;border-color:#0891b2}[data-theme=light] .result-value{color:#0891b2}[data-theme=light] .stat-tile{background:#edf2f9;border-color:#0000001a}[data-theme=light] .stat-val{color:#0f172a}[data-theme=light] .stat-name{color:#64748b}[data-theme=light] .triangle-cap{color:#475569}[data-theme=light] .exp-table th,[data-theme=light] .exp-table td{color:#475569;border-bottom-color:#00000014}[data-theme=light] .exp-table thead th{color:#0f172a;border-bottom-color:#00000026}[data-theme=light] .exp-table tbody th[scope=row]{color:#0f172a}[data-theme=light] .exp-table tr.row-current{background:#e6f6fb}[data-theme=light] .exp-table tr.row-current th[scope=row]{color:#0891b2}[data-theme=light] .callout-box{background:#eff9fb;border-color:#0000001a #0000001a #0000001a #0891b2}[data-theme=light] .callout-title{color:#0f172a}[data-theme=light] .callout-box p,[data-theme=light] .panel-intro{color:#475569}[data-theme=light] .fps-result{color:#0f172a}[data-theme=light] .fps-result strong{color:#0891b2}