.main-container{max-width:1100px;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 1.5rem;line-height:1.5}.input-card,.result-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}.preset-row{flex-wrap:wrap;align-items:center;gap:.5rem;margin-bottom:1.1rem;display:flex}.preset-label{color:var(--calc-text-dim);margin-right:.25rem;font-size:.85rem}.preset-chip{background:var(--calc-bg-input);border:1px solid var(--calc-border-strong);color:var(--calc-text-primary);cursor:pointer;border-radius:999px;padding:.4rem .85rem;font-size:.82rem;transition:border-color .15s,background .15s,color .15s}.preset-chip:hover,.preset-chip:focus-visible{border-color:var(--calc-cyan);color:var(--calc-cyan);outline:none}.input-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:1rem 1.25rem;display:grid}.form-group{flex-direction:column;gap:.4rem;display:flex}.form-group label{color:var(--calc-text-faded);font-size:.9rem}.form-group input{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{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-gold);margin-bottom:.3rem;font-size:clamp(1.5rem,4.2vw,2.3rem)}.result-detail{color:var(--calc-text-faded);line-height:1.5}.calc-tabs{border-bottom:1px solid var(--calc-border-subtle);flex-wrap:wrap;gap:.4rem;margin-bottom:1rem;display:flex}.tab-btn{color:var(--calc-text-dim);font-family:var(--calc-font-headline);cursor:pointer;background:0 0;border:none;border-bottom:2px solid #0000;padding:.6rem .9rem;font-size:.92rem;transition:color .15s,border-color .15s}.tab-btn:hover{color:var(--calc-text-primary)}.tab-btn.active{color:var(--calc-cyan);border-bottom-color:var(--calc-cyan)}.tab-content{display:none}.tab-content.active{display:block}.stat-grid{grid-template-columns:repeat(4,minmax(0,1fr));gap:.75rem;margin-bottom:1.5rem;display:grid}.stat-cell{background:var(--calc-bg-glass);border:1px solid var(--calc-border-subtle);border-radius:var(--calc-radius-md);flex-direction:column;gap:.3rem;padding:.75rem .85rem;display:flex}.stat-label{text-transform:uppercase;letter-spacing:.04em;color:var(--calc-text-dim);font-size:.72rem}.stat-value{font-family:var(--calc-font-mono);color:var(--calc-text-primary);font-size:.98rem}.chart-title{font-family:var(--calc-font-headline);color:var(--calc-text-faded);margin:0 0 .75rem;font-size:.95rem}.chart-wrap{background:var(--calc-bg-glass);border:1px solid var(--calc-border-subtle);border-radius:var(--calc-radius-md);margin-bottom:1rem;padding:.75rem}.tab-note{color:var(--calc-text-dim);margin:.25rem 0 0;font-size:.85rem;line-height:1.5}.twilight-table{border-collapse:collapse;width:100%;margin-bottom:1rem}.twilight-table th,.twilight-table td{text-align:left;border-bottom:1px solid var(--calc-border-subtle);padding:.7rem .85rem;font-size:.9rem}.twilight-table thead th{color:var(--calc-text-faded);font-family:var(--calc-font-headline);text-transform:uppercase;letter-spacing:.04em;font-size:.78rem}.twilight-table tbody th{color:var(--calc-text-primary);font-weight:600}.twilight-table td{color:var(--calc-text-faded);font-family:var(--calc-font-mono)}.tw-deg{color:var(--calc-text-dim);font-size:.78rem;font-weight:400}@media (width<=768px){.input-grid{grid-template-columns:1fr}.stat-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}@media (width<=480px){.stat-grid{grid-template-columns:1fr}}[data-theme=light] .input-card,[data-theme=light] .result-card{background:#fff;border-color:#0000001f;box-shadow:0 1px 4px #0000000f}[data-theme=light] .form-group input{color:#0f172a;background:#f0f4f9;border-color:#00000026}[data-theme=light] .form-group input:focus{border-color:#0891b2}[data-theme=light] .result-value{color:#b45309}[data-theme=light] .preset-chip{color:#0f172a;background:#edf2f9;border-color:#00000026}[data-theme=light] .preset-chip:hover,[data-theme=light] .preset-chip:focus-visible{color:#0891b2;border-color:#0891b2}[data-theme=light] .preset-label,[data-theme=light] .input-hint,[data-theme=light] .stat-label,[data-theme=light] .tab-note,[data-theme=light] .tw-deg{color:#5b6b80}[data-theme=light] .stat-cell,[data-theme=light] .chart-wrap{background:#edf2f9;border-color:#0000001a}[data-theme=light] .stat-value,[data-theme=light] .twilight-table tbody th{color:#0f172a}[data-theme=light] .twilight-table td{color:#334155}[data-theme=light] .twilight-table th,[data-theme=light] .twilight-table td{border-bottom-color:#0000001a}[data-theme=light] .tab-btn.active{color:#0891b2;border-bottom-color:#0891b2}[data-theme=light] .tab-btn:hover{color:#0f172a}[data-theme=light] .calc-tabs{border-bottom-color:#0000001a}