.calc-root *,.calc-root :before,.calc-root :after{box-sizing:border-box;margin:0;padding:0}.calc-root{--bg:#14161d;--bg2:#11141c73;--border:#ffffff17;--border2:#ff6b0080;--text:#fff;--text2:#9ca3af;--text3:#6b7280;--accent:#ff6b00;--accent-light:#ff6b0026;--accent-mid:#f83;--warning:#f59e0b;--warning-light:#f59e0b1a;--radius:6px;--radius-lg:12px;--shadow:0 20px 50px #0009;--glow-purple:0 0 25px #9333ea66;--glow-orange:0 0 20px #ff6b0059;--mono:"IBM Plex Mono", monospace;background:var(--bg);min-height:100%;color:var(--text);padding:16px;font-family:Chakra Petch,sans-serif;font-size:14px;position:relative;overflow-x:hidden}.calc-root .eclipse-bg{pointer-events:none;z-index:0;width:800px;height:800px;position:absolute;top:50%;left:50%;transform:translate(-50%,-50%)}.calc-root .eclipse-core{background:radial-gradient(circle,#1a0d00 0%,#0a0500 60%,#0000 100%);border-radius:50%;width:300px;height:300px;transition:box-shadow 1.2s;position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);box-shadow:0 0 40px 20px #ff6b008c,0 0 90px 40px #ff50004d,0 0 180px 80px #b43c002e,inset 0 0 20px #ff8c0040}.calc-root .eclipse-ring{border-radius:50%;animation:4s ease-in-out infinite ring-pulse;position:absolute;top:50%;left:50%;transform:translate(-50%,-50%)}.calc-root .eclipse-ring:nth-child(2){width:375px;height:375px;box-shadow:0 0 0 1px #ff6b004d,0 0 20px #ff6b0026}.calc-root .eclipse-ring:nth-child(3){width:487.5px;height:487.5px;animation-delay:.8s;box-shadow:0 0 0 1px #ff6b0026,0 0 30px #ff6b0014}.calc-root .eclipse-ring:nth-child(4){width:637.5px;height:637.5px;animation-delay:1.6s;box-shadow:0 0 0 1px #ff6b0012}@keyframes ring-pulse{0%,to{opacity:.6}50%{opacity:1}}.calc-root .streak{transform-origin:bottom;background:linear-gradient(#0000,#ff6b0066,#0000);width:2px;animation:3s ease-in-out infinite streak-flicker;position:absolute;top:50%;left:50%}@keyframes streak-flicker{0%,to{opacity:.3}50%{opacity:.8}}@keyframes spin{to{transform:rotate(360deg)}}.calc-root .app-container{z-index:1;max-width:800px;margin:0 auto;padding:24px;position:relative}.calc-root .page-heading{text-align:center;margin-bottom:18px}.calc-root .page-heading h2{letter-spacing:-.2px;text-transform:uppercase;font-size:20px;font-weight:700}.calc-root .page-heading p{color:var(--text2);margin-top:6px;font-size:13px}.calc-root .step-bar{align-items:center;margin-bottom:20px;display:flex}.calc-root .step-item{color:var(--text3);text-transform:uppercase;letter-spacing:.5px;align-items:center;gap:8px;font-size:12px;font-weight:600;display:flex}.calc-root .step-item.active{color:var(--accent);text-shadow:var(--glow-orange)}.calc-root .step-dot{border:1.5px solid var(--border);width:24px;height:24px;color:var(--text2);background:#1a1d26cc;border-radius:50%;justify-content:center;align-items:center;font-size:11px;font-weight:600;display:flex}.calc-root .step-item.active .step-dot{background:var(--accent);border-color:var(--accent);color:#000;box-shadow:var(--glow-orange);font-weight:700}.calc-root .step-line{background:var(--border);opacity:.3;flex:1;height:1px;margin:0 12px}.calc-root .card{background:var(--bg2);border:1px solid var(--border);border-radius:var(--radius-lg);box-shadow:var(--shadow);padding:24px}.calc-root .section-label{text-transform:uppercase;letter-spacing:1px;color:var(--accent);margin-bottom:12px;font-size:11px;font-weight:600}.calc-root .profile-presets{flex-wrap:wrap;gap:8px;margin-bottom:20px;display:flex}.calc-root .preset-btn{border:1px solid var(--border);border-radius:var(--radius);color:var(--text2);cursor:pointer;background:#22273399;padding:8px 12px;font-size:12px;font-weight:500;transition:all .2s}.calc-root .preset-btn:hover{border-color:var(--accent);color:var(--text);background:var(--accent-light);box-shadow:var(--glow-orange)}.calc-root .form-grid{grid-template-columns:1fr 1fr;gap:14px;margin-bottom:14px;display:grid}.calc-root .form-grid.full{grid-template-columns:1fr}.calc-root .field{flex-direction:column;gap:6px;display:flex}.calc-root .add-own{border:1px solid var(--border);border-radius:var(--radius);background:#22273359}.calc-root .add-own>summary{cursor:pointer;text-transform:uppercase;letter-spacing:1px;color:var(--text2);justify-content:space-between;align-items:center;gap:10px;padding:12px 14px;font-size:11px;font-weight:600;list-style:none;transition:color .2s;display:flex}.calc-root .add-own>summary::-webkit-details-marker{display:none}.calc-root .add-own>summary:after{content:"";border-bottom:1.5px solid;border-right:1.5px solid;width:7px;height:7px;margin-top:-4px;transition:transform .2s;transform:rotate(45deg)}.calc-root .add-own>summary:hover,.calc-root .add-own[open]>summary{color:var(--accent)}.calc-root .add-own[open]>summary:after{margin-top:3px;transform:rotate(-135deg)}.calc-root .add-own-body{padding:4px 14px 14px}.calc-root label{color:var(--text2);text-transform:uppercase;letter-spacing:.5px;font-size:11px;font-weight:600}.calc-root input,.calc-root select{border:1px solid var(--border);border-radius:var(--radius);color:var(--text);background:#14171fd9;outline:none;padding:10px 12px;font-family:Chakra Petch,sans-serif;font-size:13px;transition:all .2s}.calc-root input:focus,.calc-root select:focus{border-color:var(--accent);box-shadow:var(--glow-orange);background:#1a1f2bf2}.calc-root input::placeholder{color:#525a6c}.calc-root .btn{border-radius:var(--radius);cursor:pointer;text-transform:uppercase;letter-spacing:.5px;border:none;justify-content:center;align-items:center;padding:10px 16px;font-size:13px;font-weight:600;transition:all .2s;display:inline-flex}.calc-root .btn-ghost{color:var(--text2);border:1px solid var(--border);background:#22273399}.calc-root .btn-ghost:hover{color:var(--text);background:#2b3140cc;border-color:#ffffff2e}.calc-root .btn-primary{background:var(--accent);color:#000;width:100%;box-shadow:var(--glow-orange);margin-top:20px;padding:14px;font-weight:700}.calc-root .btn-primary:hover:not(:disabled){background:var(--accent-mid);transform:translateY(-1px)}.calc-root .btn-primary:disabled{color:#525a6c;cursor:not-allowed;box-shadow:none;background:#252a36b3}.calc-root .btn-outline{color:var(--accent);border:1px solid var(--accent);box-shadow:var(--glow-orange);background:0 0}.calc-root .btn-outline:hover{background:var(--accent-light);color:var(--text)}.calc-root .appliance-list{margin-top:20px}.calc-root .appliance-row{border:1px solid var(--border);border-radius:var(--radius);background:#ffffff0a;justify-content:space-between;align-items:flex-start;gap:10px;margin-bottom:8px;padding:12px 14px;display:flex}.calc-root .appliance-row-info{flex-direction:column;flex:1;gap:4px;min-width:0;display:flex}.calc-root .appliance-row-name{font-size:13px;font-weight:600}.calc-root .appliance-row-meta{color:var(--text2);font-size:11px;font-family:var(--mono);line-height:1.4}.calc-root .remove-btn{cursor:pointer;color:var(--text3);background:0 0;border:none;flex-shrink:0;padding:2px 4px;font-size:20px;line-height:1}.calc-root .remove-btn:hover{color:#ef4444}.calc-root .loading-view,.calc-root .error-view{text-align:center;background:var(--bg2);border:1px solid var(--border);border-radius:var(--radius-lg);box-shadow:var(--shadow);padding:50px 20px}.calc-root .spinner{border:3px solid #22273399;border-top-color:var(--accent);width:36px;height:36px;box-shadow:var(--glow-orange);border-radius:50%;margin:0 auto 16px;animation:.8s linear infinite spin}.calc-root .view{display:none}.calc-root .view.active{display:block}.calc-root .math-summary{grid-template-columns:repeat(3,1fr);gap:12px;margin-bottom:24px;display:grid}.calc-root .math-card{border-radius:var(--radius);text-align:center;box-shadow:var(--glow-purple);background:#9333ea1f;border:1px solid #9333ea59;padding:16px 10px}.calc-root .math-card-label{color:var(--text2);text-transform:uppercase;letter-spacing:.8px;margin-bottom:4px;font-size:9px}.calc-root .math-card-value{font-size:22px;font-weight:600;font-family:var(--mono)}.calc-root .tier-section{margin-bottom:24px}.calc-root .tier-badge{text-transform:uppercase;color:#4ade80;background:#22c55e26;border:1px solid #22c55e4d;border-radius:4px;margin-bottom:12px;padding:3px 10px;font-size:10px;font-weight:700;display:inline-block}.calc-root .product-grid{grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:12px;display:grid}.calc-root .product-card{border:1px solid var(--border);border-radius:var(--radius);background:#14171f80;flex-direction:column;gap:6px;padding:14px;display:flex}.calc-root .product-card:hover{border-color:var(--border2);box-shadow:var(--glow-orange);background:#ff6b000a}.calc-root .product-image-frame{aspect-ratio:16/10;border:1px solid var(--border);border-radius:var(--radius);background:#ffffff09;justify-content:center;align-items:center;margin-bottom:8px;display:flex;overflow:hidden}.calc-root .product-image-frame img{object-fit:contain;width:100%;height:100%;padding:8px}.calc-root .product-image-frame.empty{display:none}.calc-root .product-brand{color:var(--accent);text-transform:uppercase;letter-spacing:.8px;font-size:9px;font-weight:600}.calc-root .product-model{margin-bottom:2px;font-size:15px;font-weight:600}.calc-root .product-spec{color:var(--text2);font-size:11px;font-family:var(--mono);gap:4px;display:flex}.calc-root .product-footer{border-top:1px solid var(--border);justify-content:space-between;margin-top:10px;padding-top:10px;display:flex}.calc-root .product-price{font-size:16px;font-weight:700;font-family:var(--mono)}.calc-root .product-link{color:var(--accent);border:1px solid var(--accent);text-transform:uppercase;border-radius:4px;padding:5px 10px;font-size:11px;font-weight:600;text-decoration:none}.calc-root .product-link:hover{background:var(--accent);color:#000;box-shadow:var(--glow-orange)}.calc-root .email-section{border-radius:var(--radius-lg);box-shadow:var(--glow-purple);background:#ffffff05;border:1px solid #9333ea40;margin-top:24px;padding:20px}.calc-root .email-section h4{text-transform:uppercase;margin-bottom:4px;font-size:13px;font-weight:600}.calc-root .email-row{gap:10px;margin-top:12px;display:flex}.calc-root .email-row input{flex:1}.calc-root .email-error{color:#f87171;margin-top:6px;font-size:12px;display:none}.calc-root .email-success{border-radius:var(--radius);color:#4ade80;text-align:center;background:#22c55e26;border:1px solid #22c55e4d;padding:12px;font-size:13px;font-weight:600;display:none}.calc-root .no-results{text-align:center;background:var(--warning-light);border-radius:var(--radius-lg);color:var(--warning);border:1px solid #f59e0b4d;margin-bottom:20px;padding:24px;font-size:13px;display:none}@media (width<=600px){.calc-root{padding:0}.calc-root .app-container{width:100%;padding:12px}.calc-root .eclipse-bg{width:550px;height:550px}.calc-root .card,.calc-root .email-section,.calc-root .loading-view,.calc-root .error-view{padding:16px}.calc-root .form-grid,.calc-root .math-summary,.calc-root .product-grid{grid-template-columns:1fr}.calc-root .profile-presets{grid-template-columns:repeat(2,1fr);gap:6px;display:grid}.calc-root .preset-btn{text-align:center;width:100%;min-height:34px;padding:6px 8px;font-size:11px;line-height:1.25}.calc-root .btn,.calc-root input,.calc-root select{width:100%;min-height:40px}.calc-root .appliance-row{gap:8px;padding:10px 12px}.calc-root .appliance-row-name{font-size:12px}.calc-root .appliance-row-meta{font-size:10px}.calc-root .remove-btn{padding:0 2px;font-size:18px}.calc-root .email-row{flex-direction:column}}.calc-root .card+.card{margin-top:16px}.calc-root .seg-group{gap:8px;display:flex}.calc-root .seg-btn{border:1px solid var(--border);border-radius:var(--radius);color:var(--text2);cursor:pointer;text-align:center;background:#22273399;flex:1;padding:12px 8px;font-family:Chakra Petch,sans-serif;font-size:13px;font-weight:600;transition:all .2s}.calc-root .seg-btn:hover{border-color:var(--accent);color:var(--text)}.calc-root .seg-btn.selected{background:var(--accent-light);border-color:var(--accent);color:var(--accent);box-shadow:var(--glow-orange)}.calc-root .seg-sub{color:var(--text3);text-transform:none;margin-top:2px;font-size:10px;font-weight:400;display:block}.calc-root .seg-btn.selected .seg-sub{color:var(--text2)}.calc-root .help-row{align-items:center;gap:6px;display:flex}.calc-root .help-link{border:1px solid var(--accent);color:var(--accent);border-radius:50%;justify-content:center;align-items:center;width:16px;height:16px;font-size:10px;text-decoration:none;display:inline-flex;position:relative}.calc-root .help-link span{border:1px solid var(--border2);border-radius:var(--radius);color:var(--text);opacity:0;pointer-events:none;text-transform:none;z-index:4;background:#05070b;width:220px;padding:9px 10px;font-size:11px;line-height:1.35;position:absolute;bottom:calc(100% + 8px);left:50%;transform:translate(-50%)}.calc-root .help-link:hover span,.calc-root .help-link:focus span{opacity:1}.calc-root .field-note{color:var(--text2);font-size:11px;line-height:1.45}.calc-root .field-note.matched{color:var(--accent)}.calc-root .form-error{color:#f87171;min-height:0;margin-top:8px;font-size:12px}.calc-root .btn-ghost:disabled{opacity:.45;cursor:not-allowed}.calc-root .btn-ghost:disabled:hover{color:var(--text2);border-color:var(--border);background:#22273399}.calc-root .limit-note{color:var(--text2);margin-top:8px;font-size:12px}.calc-root .limit-note[hidden]{display:none}.calc-root .wiring-note{color:var(--warning);background:var(--warning-light);border:1px solid #f59e0b4d;border-radius:4px;margin-top:6px;padding:6px 8px;font-size:11px;line-height:1.4}.calc-root .common-row{grid-template-columns:1fr 2fr auto;gap:8px;margin-bottom:20px;display:grid}.calc-root .common-row>*{min-width:0}.calc-root .working{color:var(--text2);margin:-8px 0 20px;font-size:12px;line-height:1.6}.calc-root .working strong{color:var(--text);font-weight:600}@media (width<=600px){.calc-root .seg-group{flex-direction:column}.calc-root .common-row{grid-template-columns:1fr}}