.busbar-calc-wrapper{max-width:var(--max-width);margin:0 auto;padding:var(--space-8) var(--space-6)}.calc-hero-header{margin-bottom:var(--space-8);text-align:center}.calc-hero-badge{display:inline-block;background:var(--color-primary-bg);color:var(--color-primary-strong);border:1px solid var(--color-primary-light);padding:4px 14px;border-radius:9999px;font-size:var(--text-xs);font-weight:700;text-transform:uppercase;letter-spacing:.05em;margin-bottom:var(--space-3)}.calc-main-title{font-size:clamp(1.75rem,3.5vw,2.5rem);font-weight:900;color:var(--color-text);line-height:1.2;margin-bottom:var(--space-3)}.calc-main-subtitle{font-size:var(--text-base);color:var(--color-text-secondary);max-width:780px;margin:0 auto;line-height:1.5}.busbar-grid{display:grid;grid-template-columns:1fr 1.2fr;gap:var(--space-8);margin-bottom:var(--space-8)}@media(max-width:900px){.busbar-grid{grid-template-columns:1fr;gap:var(--space-6)}}.calc-panel-card{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-lg);padding:var(--space-6);box-shadow:var(--shadow-sm)}.calc-section-heading{font-size:var(--text-lg);font-weight:700;color:var(--color-text);margin-bottom:var(--space-4);padding-bottom:var(--space-2);border-bottom:2px solid var(--color-border-light);display:flex;align-items:center;justify-content:space-between}.calc-input-group{margin-bottom:var(--space-4)}.calc-input-label{display:block;font-size:var(--text-sm);font-weight:600;color:var(--color-text);margin-bottom:var(--space-1)}.calc-input-hint{display:block;font-size:var(--text-xs);color:var(--color-text-muted);margin-bottom:var(--space-2)}.calc-control-row{display:flex;gap:var(--space-2);align-items:center}.calc-input-select,.calc-input-number{flex:1;padding:8px 12px;border:1px solid var(--color-border);border-radius:var(--radius-md);background:var(--color-bg);color:var(--color-text);font-size:var(--text-sm);font-family:inherit;transition:border-color var(--transition-fast)}.calc-input-select:focus,.calc-input-number:focus{outline:none;border-color:var(--color-primary);box-shadow:0 0 0 2px #16a34a33}.calc-unit-addon{font-size:var(--text-sm);font-weight:600;color:var(--color-text-light);min-width:28px}.preset-chip-row{display:flex;flex-wrap:wrap;gap:6px;margin-top:6px}.preset-chip{background:var(--color-bg-alt);border:1px solid var(--color-border);border-radius:var(--radius-md);padding:3px 8px;font-size:var(--text-xs);font-weight:600;color:var(--color-text-secondary);cursor:pointer;transition:all var(--transition-fast)}.preset-chip:hover{border-color:var(--color-primary);color:var(--color-primary)}.preset-chip.active{background:var(--color-primary-bg);border-color:var(--color-primary);color:var(--color-primary-strong)}.compliance-banner{border-radius:var(--radius-lg);padding:var(--space-4);margin-bottom:var(--space-6);display:flex;align-items:flex-start;gap:var(--space-3)}.compliance-banner.compliant{background:var(--color-primary-bg);border:1px solid var(--color-primary-light);color:var(--color-primary-strong)}.compliance-banner.exceeded{background:#fef2f2;border:1px solid #f87171;color:#991b1b}[data-theme=dark] .compliance-banner.exceeded{background:#991b1b33;border-color:#ef4444;color:#fca5a5}.compliance-icon{font-size:1.5rem;line-height:1;flex-shrink:0}.compliance-headline{font-size:var(--text-base);font-weight:700;margin-bottom:2px}.compliance-subtext{font-size:var(--text-xs);opacity:.9;line-height:1.4}.busbar-diagram-box{background:var(--color-bg-alt);border:1px solid var(--color-border);border-radius:var(--radius-md);padding:var(--space-4);margin-bottom:var(--space-6)}.diagram-header{display:flex;justify-content:space-between;align-items:baseline;margin-bottom:var(--space-2)}.diagram-title{font-size:var(--text-sm);font-weight:700;color:var(--color-text)}.diagram-cap-label{font-size:var(--text-xs);color:var(--color-text-light);font-family:monospace}.busbar-bar-track{height:38px;background:#e2e8f0;border-radius:var(--radius-md);overflow:hidden;display:flex;position:relative;box-shadow:inset 0 1px 3px #0000001a;border:1px solid var(--color-border)}[data-theme=dark] .busbar-bar-track{background:#1e293b}.bar-segment{height:100%;display:flex;align-items:center;justify-content:center;color:#fff;font-size:var(--text-xs);font-weight:700;text-shadow:0 1px 2px rgba(0,0,0,.4);white-space:nowrap;overflow:hidden;transition:width .3s ease;position:relative}.bar-segment-main{background:#475569}.bar-segment-solar{background:#059669}.bar-segment-solar.exceeded{background:#dc2626}.bar-segment-headroom{background:#10b981;opacity:.85}.bar-marker-100{position:absolute;top:0;bottom:0;border-right:2px dashed #94a3b8;z-index:5;pointer-events:none}.bar-marker-100:after{content:"100% Busbar";position:absolute;bottom:-18px;right:-30px;font-size:10px;color:var(--color-text-muted);font-weight:600}.diagram-legend{display:flex;flex-wrap:wrap;gap:var(--space-4);margin-top:var(--space-4);padding-top:var(--space-2);border-top:1px solid var(--color-border-light)}.legend-item{display:flex;align-items:center;gap:6px;font-size:var(--text-xs);color:var(--color-text-secondary)}.legend-color-dot{width:10px;height:10px;border-radius:2px}.metrics-stat-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:var(--space-3);margin-bottom:var(--space-6)}@media(max-width:600px){.metrics-stat-grid{grid-template-columns:1fr}}.metric-stat-card{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-md);padding:var(--space-3)}.metric-stat-title{font-size:var(--text-xs);color:var(--color-text-light);margin-bottom:2px}.metric-stat-value{font-size:var(--text-lg);font-weight:800;color:var(--color-text);line-height:1.2}.metric-stat-note{font-size:11px;color:var(--color-text-muted);margin-top:2px}.remediation-box{background:#fffbeb;border:1px solid #fde68a;border-radius:var(--radius-md);padding:var(--space-4);margin-bottom:var(--space-6)}[data-theme=dark] .remediation-box{background:#d9770626;border-color:#b45309}.remediation-title{font-size:var(--text-sm);font-weight:700;color:#92400e;margin-bottom:var(--space-2);display:flex;align-items:center;gap:6px}[data-theme=dark] .remediation-title{color:#fcd34d}.remediation-list{list-style:disc;padding-left:var(--space-4);font-size:var(--text-xs);color:var(--color-text-secondary);line-height:1.5}.remediation-list li{margin-bottom:var(--space-1)}.calc-actions-row{display:flex;gap:var(--space-3);margin-top:var(--space-4)}.calc-btn{padding:10px 18px;border-radius:var(--radius-md);font-size:var(--text-sm);font-weight:600;cursor:pointer;transition:all var(--transition-fast);display:inline-flex;align-items:center;justify-content:center;gap:6px;text-decoration:none;border:none}.calc-btn-primary{background:var(--color-primary-strong);color:#fff}.calc-btn-primary:hover{background:var(--color-primary-dark)}.calc-btn-outline{background:transparent;border:1px solid var(--color-border);color:var(--color-text)}.calc-btn-outline:hover{border-color:var(--color-primary);color:var(--color-primary)}.printable-certificate{background:var(--color-surface);border:2px solid var(--color-border);border-radius:var(--radius-lg);padding:var(--space-8);margin-top:var(--space-8);box-shadow:var(--shadow-sm)}.cert-header{text-align:center;border-bottom:2px solid var(--color-border);padding-bottom:var(--space-4);margin-bottom:var(--space-6)}.cert-issuer{font-size:var(--text-xs);text-transform:uppercase;letter-spacing:.1em;font-weight:700;color:var(--color-text-muted)}.cert-title{font-size:var(--text-xl);font-weight:800;color:var(--color-text);margin:var(--space-1) 0}.cert-subtitle{font-size:var(--text-xs);color:var(--color-text-secondary)}.cert-meta-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--space-4);margin-bottom:var(--space-6);padding-bottom:var(--space-4);border-bottom:1px solid var(--color-border-light)}@media(max-width:650px){.cert-meta-grid{grid-template-columns:1fr}}.cert-meta-item strong{display:block;font-size:11px;text-transform:uppercase;letter-spacing:.05em;color:var(--color-text-muted)}.cert-meta-item span{font-size:var(--text-sm);font-weight:600;color:var(--color-text)}.cert-table{width:100%;border-collapse:collapse;margin-bottom:var(--space-6);font-size:var(--text-xs)}.cert-table th,.cert-table td{padding:8px 12px;border:1px solid var(--color-border);text-align:left}.cert-table th{background:var(--color-bg-alt);font-weight:700;color:var(--color-text)}.cert-table td.numeric{text-align:right;font-family:monospace;font-size:var(--text-sm)}.cert-signatures{display:grid;grid-template-columns:repeat(2,1fr);gap:var(--space-8);margin-top:var(--space-8);padding-top:var(--space-6);border-top:1px solid var(--color-border)}.cert-sig-line{border-top:1px solid var(--color-text-light);margin-top:40px;padding-top:4px;font-size:var(--text-xs);color:var(--color-text-muted);text-align:center}.edu-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--space-6);margin-top:var(--space-12)}@media(max-width:850px){.edu-grid{grid-template-columns:1fr}}.edu-card{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-md);padding:var(--space-6)}.edu-card h3{font-size:var(--text-base);font-weight:700;color:var(--color-text);margin-bottom:var(--space-2)}.edu-card p{font-size:var(--text-xs);color:var(--color-text-secondary);line-height:1.5}@media print{body{background:#fff!important;color:#000!important;font-size:11pt!important;line-height:1.3!important}.site-header,.site-footer,.skip-link,.calc-hero-header,.busbar-grid,.edu-grid,.calc-actions-row,.theme-toggle,.nav-toggle{display:none!important}.busbar-calc-wrapper{max-width:100%!important;padding:0!important;margin:0!important}.printable-certificate{border:2px solid #000000!important;box-shadow:none!important;margin:0!important;padding:18pt!important;page-break-inside:avoid;break-inside:avoid}.cert-header{border-bottom:2px solid #000000!important}.cert-table th{background:#f1f5f9!important;color:#000!important}.cert-table th,.cert-table td{border:1px solid #000000!important;color:#000!important}.cert-signatures{border-top:1px solid #000000!important;margin-top:24pt!important}.cert-sig-line{border-top:1px solid #000000!important;color:#000!important}}