:root{--bg-dark:#050510;--card:#ffffff08;--input-bg:#ffffff0d;--cyan:#22d3ee;--purple:#a855f7;--indigo:#818cf8;--text-main:#fff;--text-dim:#88a;--text-muted:#666;--border:#ffffff14;--accent:var(--calc-color-math)}[data-theme=light]{--bg-dark:#e8edf5;--card:#fffffff2;--input-bg:#e8eef4;--cyan:#0891b2;--purple:#7c3aed;--indigo:#4f46e5;--text-main:#0f172a;--text-dim:#334155;--text-muted:#64748b;--border:#0000001a;--accent:var(--calc-color-math)}*{box-sizing:border-box;margin:0;padding:0}body{background:var(--calc-bg-page);color:var(--calc-text-primary);min-height:100vh;font-family:Inter,sans-serif;line-height:1.6;transition:background .3s,color .3s}.dashboard-container{max-width:1600px;margin:0 auto;padding:1.5rem}.calc-breadcrumb{color:var(--calc-text-muted);margin-bottom:.75rem;font-size:.8rem}.calc-breadcrumb a{color:var(--calc-text-dim);text-decoration:none}.calc-breadcrumb a:hover{color:var(--indigo)}.calc-breadcrumb span{margin:0 .35rem}.calc-title{background:linear-gradient(135deg,#818cf8 0%,#a855f7 100%);-webkit-text-fill-color:transparent;-webkit-background-clip:text;background-clip:text;margin-bottom:.25rem;font-family:Plus Jakarta Sans,sans-serif;font-size:clamp(1.6rem,3vw,2.4rem);font-weight:800}[data-theme=light] .calc-title{background:linear-gradient(135deg,#4f46e5 0%,#7c3aed 100%);-webkit-background-clip:text;background-clip:text}.calc-subtitle{color:var(--calc-text-dim);margin-bottom:1.5rem;font-size:.95rem}.outer-tabs{border-bottom:1px solid var(--calc-border-default);flex-wrap:wrap;gap:.5rem;margin-bottom:1.5rem;padding-bottom:.75rem;display:flex}.outer-tab{border:1px solid var(--calc-border-default);color:var(--calc-text-dim);cursor:pointer;background:0 0;border-radius:8px;padding:.5rem 1.25rem;font-family:Inter,sans-serif;font-size:.875rem;font-weight:600;transition:transform .25s,opacity .25s,color .2s,box-shadow .25s}.outer-tab:hover{border-color:var(--indigo);color:var(--indigo)}.outer-tab.active{border-color:var(--indigo);color:var(--indigo);background:#818cf81f}[data-theme=light] .outer-tab.active{color:#4f46e5;background:#4f46e51a;border-color:#4f46e5}.tab-content{display:none}.tab-content.active{display:block}.calc-grid{grid-template-columns:1fr 1.4fr;gap:1.25rem;display:grid}@media (width<=900px){.calc-grid{grid-template-columns:minmax(0,1fr);overflow:hidden}}.input-card,.result-card{background:var(--calc-bg-card);border:1px solid var(--calc-border-default);border-radius:14px;padding:1.5rem}.input-card{border-left:3px solid var(--indigo)}.result-card{border-left:3px solid var(--purple)}[data-theme=light] .input-card,[data-theme=light] .result-card{background:#fff;box-shadow:0 2px 12px #00000017}.card-title{text-transform:uppercase;letter-spacing:.06em;color:var(--calc-text-dim);margin-bottom:1.25rem;font-size:.75rem;font-weight:700}.form-group{margin-bottom:1rem}.form-label{color:var(--calc-text-dim);margin-bottom:.4rem;font-size:.8rem;font-weight:600;display:block}.glass-input,.glass-select{background:var(--input-bg);border:1px solid var(--calc-border-default);color:var(--calc-text-primary);-webkit-appearance:none;appearance:none;border-radius:8px;width:100%;padding:.55rem .75rem;font-family:Inter,sans-serif;font-size:.9rem;transition:border-color .2s}.glass-input:focus,.glass-select:focus{border-color:var(--indigo);outline:none;box-shadow:0 0 0 2px #818cf81a}[data-theme=light] .glass-input,[data-theme=light] .glass-select{color:#0f172a;background:#f0f4f9;border-color:#00000026}[data-theme=light] .glass-input:focus,[data-theme=light] .glass-select:focus{border-color:#4f46e5;box-shadow:0 0 0 2px #4f46e51a}.glass-select option{color:#fff;background:#1a1a2e}[data-theme=light] .glass-select option{color:#0f172a;background:#fff}.input-row{gap:.5rem;display:flex}.input-row .glass-input{flex:1}.input-row .glass-select{flex-shrink:0;width:130px}.solve-chips,.type-chips,.preset-chips{flex-wrap:wrap;gap:.4rem;margin-bottom:1rem;display:flex}.chip{background:var(--input-bg);border:1px solid var(--calc-border-default);color:var(--calc-text-dim);cursor:pointer;white-space:nowrap;border-radius:20px;padding:.3rem .8rem;font-family:Inter,sans-serif;font-size:.78rem;font-weight:600;transition:transform .25s,color .2s,box-shadow .25s}.chip:hover{border-color:var(--indigo);color:var(--indigo)}.chip.active{border-color:var(--indigo);color:var(--indigo);background:#818cf81f}[data-theme=light] .chip{color:#334155;background:#f0f4f9;border-color:#00000026}[data-theme=light] .chip.active{color:#4f46e5;background:#4f46e51a;border-color:#4f46e5}.hero-result{text-align:center;padding:1rem 0 1.25rem}.hero-value{color:var(--indigo);margin-bottom:.4rem;font-family:JetBrains Mono,monospace;font-size:clamp(2rem,5vw,3.2rem);font-weight:900;line-height:1}.hero-label{color:var(--calc-text-dim);font-size:.85rem;font-weight:600}[data-theme=light] .hero-value{color:#4f46e5}.stat-grid{grid-template-columns:repeat(3,1fr);gap:.6rem;margin-bottom:1rem;display:grid}.stat-cell{background:var(--input-bg);border:1px solid var(--calc-border-default);text-align:center;border-radius:10px;padding:.65rem}[data-theme=light] .stat-cell{background:#edf2f9;border-color:#0000001a}.stat-val{color:var(--calc-text-primary);word-break:break-all;margin-bottom:.2rem;font-family:JetBrains Mono,monospace;font-size:.95rem;font-weight:700}.stat-lbl{color:var(--calc-text-muted);text-transform:uppercase;letter-spacing:.04em;font-size:.7rem}.extra-stats{margin-bottom:1rem}.extra-row{background:var(--input-bg);border:1px solid var(--calc-border-default);border-radius:8px;justify-content:space-between;align-items:center;margin-bottom:.4rem;padding:.5rem .75rem;font-size:.83rem;display:flex}[data-theme=light] .extra-row{background:#edf2f9;border-color:#0000001a}.extra-lbl{color:var(--calc-text-dim);font-weight:600}.extra-val{color:var(--calc-text-primary);font-family:JetBrains Mono,monospace;font-weight:700}.formula-strip{flex-wrap:wrap;gap:.5rem;margin-bottom:1rem;display:flex}.f-pill{background:#818cf814;border:1px solid #818cf833;border-radius:8px;align-items:center;gap:.5rem;padding:.4rem .75rem;display:flex}[data-theme=light] .f-pill{background:#4f46e512;border-color:#4f46e533}.f-eq{color:var(--indigo);font-family:JetBrains Mono,monospace;font-size:.8rem}[data-theme=light] .f-eq{color:#4f46e5}.f-lbl{color:var(--calc-text-muted);font-size:.72rem}.chart-wrap{background:var(--input-bg);border:1px solid var(--calc-border-default);border-radius:10px;margin-bottom:1rem;padding:.5rem;overflow:hidden}[data-theme=light] .chart-wrap{background:#f0f4f9;border-color:#0000001a}.wave-canvas-wrap{height:140px;position:relative}#waveChart{width:100%;height:100%;display:block}.action-bar{flex-wrap:wrap;gap:.5rem;margin-top:.75rem;display:flex}.act-btn{background:var(--input-bg);border:1px solid var(--calc-border-default);color:var(--calc-text-dim);cursor:pointer;border-radius:8px;padding:.45rem .9rem;font-family:Inter,sans-serif;font-size:.8rem;font-weight:600;transition:border-color .2s,color .2s}.act-btn:hover{border-color:var(--indigo);color:var(--indigo)}[data-theme=light] .act-btn{color:#334155;background:#f0f4f9;border-color:#00000026}[data-theme=light] .act-btn:hover{color:#4f46e5;border-color:#4f46e5}.alert-box{border:1px solid #0000;border-radius:8px;margin-bottom:.75rem;padding:.65rem .9rem;font-size:.83rem}.alert-box.info{color:var(--indigo);background:#818cf814;border-color:#818cf840}.alert-box.warn{color:#f59e0b;background:#f59e0b14;border-color:#f59e0b40}[data-theme=light] .alert-box.info{color:#3730a3;background:#eff6ff;border-color:#4f46e54d}[data-theme=light] .alert-box.warn{color:#78350f;background:#fffbeb;border-color:#d9770659}.section-title-sm{text-transform:uppercase;letter-spacing:.06em;color:var(--calc-text-dim);margin:1.5rem 0 .75rem;font-size:.85rem;font-weight:700}.section-desc{color:var(--calc-text-dim);margin-bottom:1rem;font-size:.85rem;line-height:1.65}.matrix-scroll{margin-bottom:1.5rem;overflow-x:auto}.matrix-table{border-collapse:collapse;width:100%;min-width:500px;font-size:.83rem}.matrix-table th{color:var(--indigo);text-align:left;text-transform:uppercase;letter-spacing:.05em;border-bottom:1px solid var(--calc-border-default);background:#818cf81f;padding:.6rem .9rem;font-size:.75rem;font-weight:700}[data-theme=light] .matrix-table th{color:#4f46e5;background:#4f46e514;border-bottom-color:#0000001f}.matrix-table td{border-bottom:1px solid var(--border);color:var(--calc-text-primary);vertical-align:middle;padding:.5rem .9rem}[data-theme=light] .matrix-table td{color:#0f172a;border-bottom-color:#00000012}.matrix-table tr:hover td{background:#818cf80a}[data-theme=light] .matrix-table tr:hover td{background:#4f46e50a}.band-dot{vertical-align:middle;border-radius:50%;width:10px;height:10px;margin-right:6px;display:inline-block}.matrix-table tr.highlight-row td{background:#818cf81a;font-weight:600}[data-theme=light] .matrix-table tr.highlight-row td{background:#4f46e514}.page-sections-outer{max-width:1600px;margin:0 auto;padding:0 1.5rem 3rem}.hidden{display:none}