:root{--primary: #f57f17;--primary-hover: #ef6c00;--bg-color: #f8fafc;--surface: rgba(255, 255, 255, .7);--surface-border: rgba(255, 255, 255, .5);--text-main: #0f172a;--text-muted: #64748b;--border-color: rgba(226, 232, 240, .8);--border-radius: 20px;--shadow-glass: 0 8px 32px 0 rgba(31, 38, 135, .07);--transition: all .3s cubic-bezier(.4, 0, .2, 1);--table-header-bg: rgba(248, 250, 252, .8);--table-row-hover: rgba(241, 245, 249, .8);--table-row-active: rgba(253, 230, 138, .5);--history-item-bg: rgba(255, 255, 255, .5);--history-item-hover-bg: rgba(255, 255, 255, .8);--left-panel-bg: rgba(15, 23, 42, .8);--orb-1: #fde68a;--orb-2: #fed7aa}body.dark-mode{--primary: #f59e0b;--primary-hover: #f5b041;--bg-color: #0f172a;--surface: rgba(30, 41, 59, .6);--surface-border: rgba(255, 255, 255, .08);--text-main: #f8fafc;--text-muted: #94a3b8;--shadow-glass: 0 8px 32px 0 rgba(0, 0, 0, .3);--border-color: rgba(51, 65, 85, .8);--table-header-bg: rgba(30, 41, 59, .8);--table-row-hover: rgba(51, 65, 85, .5);--table-row-active: rgba(71, 85, 105, .8);--history-item-bg: rgba(30, 41, 59, .5);--history-item-hover-bg: rgba(51, 65, 85, .8);--left-panel-bg: rgba(15, 23, 42, .95);--orb-1: #9a3412;--orb-2: #7c2d12}*{box-sizing:border-box}body{font-family:Inter,system-ui,-apple-system,sans-serif;background-color:var(--bg-color);color:var(--text-main);margin:0;height:100vh;overflow:hidden;display:flex;flex-direction:column;position:relative;transition:background-color .5s ease}body:before,body:after{content:"";position:absolute;width:60vw;height:60vw;border-radius:50%;filter:blur(100px);opacity:.5;z-index:-1;animation:float 25s infinite alternate ease-in-out;transition:background .5s ease;pointer-events:none}body:before{background:var(--orb-1);top:-20%;left:-10%}body:after{background:var(--orb-2);bottom:-20%;right:-10%;animation-delay:-12s}@keyframes float{0%{transform:translate(0) scale(1)}50%{transform:translate(5%,5%) scale(1.05)}to{transform:translate(-5%,10%) scale(.95)}}header{display:flex;justify-content:space-between;align-items:center;padding:14px 32px;width:100%;background:var(--surface);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid var(--surface-border);z-index:20;box-shadow:0 4px 6px -1px #0000000d}.brand{font-weight:700;color:var(--primary);font-size:1.3rem;display:flex;align-items:center;gap:10px;text-shadow:0 2px 4px rgba(245,127,23,.2)}.header-actions{display:flex;gap:12px;align-items:center}.btn-action{background:#ffffff80;color:var(--text-main);border:1px solid var(--border-color);padding:8px 16px;border-radius:30px;cursor:pointer;font-size:.9rem;font-weight:600;display:inline-flex;align-items:center;gap:8px;transition:var(--transition);-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);touch-action:manipulation}body.dark-mode .btn-action{background:#1e293b80}.btn-action:hover{background:var(--primary);color:#fff;border-color:var(--primary);transform:translateY(-2px);box-shadow:0 4px 12px #f57f1733}.btn-primary{background:linear-gradient(135deg,var(--primary) 0%,var(--primary-hover) 100%);color:#fff!important;border:none!important;box-shadow:0 4px 12px #f57f174d}.theme-switch{position:relative;width:56px;height:30px;padding:0;border-radius:999px;border:1.5px solid var(--border-color);background:#e2e8f0bf;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);cursor:pointer;display:inline-flex;align-items:center;justify-content:space-between;flex-shrink:0;transition:var(--transition);outline:none}body.dark-mode .theme-switch{background:#1e293bd9;border-color:#ffffff26;box-shadow:inset 0 2px 4px #00000059}.theme-switch-track{position:absolute;top:0;right:0;bottom:0;left:0;display:flex;align-items:center;justify-content:space-between;padding:0 7px;pointer-events:none}.theme-switch-thumb{position:absolute;left:3px;top:2.5px;width:22px;height:22px;border-radius:50%;background:#fff;box-shadow:0 2px 5px #0000002e;display:flex;align-items:center;justify-content:center;transition:transform .32s cubic-bezier(.34,1.56,.64,1),background .3s ease;z-index:2}body.dark-mode .theme-switch-thumb{transform:translate(25px);background:#0f172a}.main-wrapper{display:flex;height:calc(100vh - 66px);width:100%;position:relative;z-index:1;overflow:hidden}.single-view-mode .left-panel{display:none}.single-view-mode .right-panel{flex:1;max-width:100%}.left-panel{flex:1;background:var(--left-panel-bg);-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);position:relative;overflow:hidden;border-right:1px solid var(--surface-border);display:flex;flex-direction:column}.pdf-controls{position:absolute;top:16px;right:16px;background:#0f172ad9;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);padding:8px 12px;border-radius:12px;display:flex;align-items:center;gap:8px;z-index:50;border:1px solid rgba(255,255,255,.1);box-shadow:0 8px 32px #0000004d}.tool-button{background:#ffffff1a;color:#fff;border:none;width:34px;height:34px;border-radius:8px;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:var(--transition)}.tool-button:hover,.tool-button.active-tool{background:var(--primary);transform:scale(1.05)}.tool-label{color:#fff;font-size:.85rem;min-width:50px;text-align:center;font-weight:600}.control-spacer{width:8px}.pdf-viewer-area{width:100%;height:100%;overflow:auto;padding:40px;display:flex;justify-content:safe center;align-items:flex-start;touch-action:none}#pdfContainer{position:relative;box-shadow:0 20px 40px #0006;background:#fff;border-radius:8px;overflow:hidden;flex-shrink:0}#highlightBox{position:absolute;border:3px solid #f57f17;background-color:#f57f174d;z-index:100;pointer-events:none;box-shadow:0 0 20px #f57f1799;border-radius:4px;transition:all .2s ease}.right-panel{flex:0 0 600px;overflow-y:auto;background:#fff3;backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);padding:32px;border-left:1px solid var(--surface-border)}body.dark-mode .right-panel{background:#0f172a4d}.right-panel h1{color:var(--text-main);font-size:2rem;margin:0 0 6px;font-weight:700;letter-spacing:-.5px}.right-panel p.subtitle{color:var(--text-muted);font-size:1rem;margin-top:0;margin-bottom:24px}.upload-zone{border:2px dashed var(--border-color);border-radius:var(--border-radius);padding:32px 20px;transition:var(--transition);background:var(--surface);position:relative;cursor:pointer;margin-bottom:20px;box-shadow:var(--shadow-glass);text-align:center}.upload-zone:hover,.upload-zone.drag-over{border-color:var(--primary);background:#f57f170d;transform:translateY(-2px);box-shadow:0 12px 30px #f57f171a}.file-label{background:linear-gradient(135deg,var(--primary) 0%,var(--primary-hover) 100%);color:#fff;padding:10px 28px;border-radius:30px;cursor:pointer;font-weight:600;display:inline-block;box-shadow:0 8px 20px #f57f174d;transition:var(--transition);margin-top:10px}.status-banner{padding:12px 18px;border-radius:12px;margin:16px 0;font-size:.95rem;display:flex;align-items:center;gap:10px;font-weight:500}.status-normal{background:#64748b1a;color:var(--text-main);border:1px solid var(--border-color)}.status-success{background:#10b98126;color:#10b981;border:1px solid rgba(16,185,129,.3)}.status-error{background:#ef444426;color:#ef4444;border:1px solid rgba(239,68,68,.3)}.section-title{display:flex;align-items:center;gap:10px;font-size:1.25rem;font-weight:700;color:var(--text-main);margin-top:30px;margin-bottom:16px;border-bottom:2px solid var(--border-color);padding-bottom:8px}.material-totals-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:16px;margin-bottom:24px}.totals-category-card{background:var(--surface);border:1px solid var(--surface-border);border-radius:16px;padding:18px;box-shadow:var(--shadow-glass);transition:var(--transition);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px)}.totals-category-card:hover{transform:translateY(-2px);border-color:var(--primary)}.totals-category-card h3{margin-top:0;margin-bottom:14px;font-size:1.05rem;font-weight:600;display:flex;align-items:center;gap:8px;color:var(--text-main)}.totals-list{display:flex;flex-direction:column;gap:10px}.metric-item{display:flex;justify-content:space-between;align-items:center;background:#fff6;border:1px solid rgba(255,255,255,.2);border-radius:10px;padding:10px 14px;transition:var(--transition)}body.dark-mode .metric-item{background:#1e293b4d;border-color:#ffffff0d}.metric-label{font-weight:600;font-size:.9rem}.metric-value{font-size:1.1rem;font-weight:700;color:var(--primary)}.metric-unit{font-size:.8rem;color:var(--text-muted);font-weight:400}.metric-empty{text-align:center;color:var(--text-muted);font-size:.9rem;padding:16px;background:#fff3;border-radius:12px;border:1px dashed var(--border-color)}.equipment-cards-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:16px;margin-bottom:24px}.equipment-card{background:var(--surface);border:1px solid var(--surface-border);border-radius:16px;padding:18px;box-shadow:var(--shadow-glass);transition:var(--transition);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px)}.equipment-card:hover{transform:translateY(-2px);border-color:var(--primary)}.eq-header{display:flex;align-items:center;gap:10px;margin-bottom:12px}.eq-badge{font-size:.75rem;font-weight:700;padding:2px 8px;border-radius:20px;background:#10b98126;color:#10b981;border:1px solid rgba(16,185,129,.3)}.eq-details-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:6px 12px;margin-top:10px}.eq-detail{font-size:.85rem;display:flex;justify-content:space-between}.wire-schedule-cards-container{display:flex;flex-direction:column;gap:12px;margin-top:12px}.wire-schedule-card{background:var(--surface);border:1px solid var(--surface-border);border-radius:12px;overflow:hidden;box-shadow:var(--shadow-glass);transition:var(--transition)}.wire-schedule-card.active-card{border-color:var(--primary);box-shadow:0 0 15px #f57f1740}.wire-schedule-card summary{padding:14px 18px;cursor:pointer;display:flex;justify-content:space-between;align-items:center;-webkit-user-select:none;user-select:none;font-weight:600}.card-details-body{padding:16px 20px;background:#fff3;border-top:1px solid var(--border-color)}body.dark-mode .card-details-body{background:#0f172a4d}.details-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:20px}.details-row{display:flex;justify-content:space-between;padding:4px 0;font-size:.9rem}.details-row.highlight-total{font-weight:700;color:var(--primary);border-top:1px dashed var(--border-color);margin-top:6px;padding-top:6px}.badge{padding:3px 8px;border-radius:6px;font-size:.8rem;font-weight:600}.badge-wire{background:#f57f1726;color:var(--primary)}.badge-conduit{background:#3b82f626;color:#3b82f6}.fuse-breaker-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:12px;margin-bottom:24px}.fuse-breaker-card{background:var(--surface);border:1px solid var(--surface-border);border-radius:12px;padding:14px;box-shadow:var(--shadow-glass);display:flex;align-items:center;gap:12px;transition:var(--transition)}.fuse-breaker-card:hover{transform:translateY(-2px);border-color:var(--primary)}.action-bar{display:flex;gap:12px;margin-top:28px}.export-button{flex:1;background:linear-gradient(135deg,#10b981,#059669);color:#fff;border:none;padding:14px 24px;border-radius:30px;font-size:1rem;font-weight:700;cursor:pointer;box-shadow:0 8px 20px #10b9814d;transition:var(--transition);display:flex;align-items:center;justify-content:center;gap:8px}.export-button:hover{transform:translateY(-2px);box-shadow:0 12px 24px #10b98166}.side-panel-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;background:#00000080;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);z-index:998;opacity:0;pointer-events:none;transition:opacity .3s ease}.side-panel-backdrop.visible{opacity:1;pointer-events:auto}.side-panel{position:fixed;top:0;right:-420px;width:400px;height:100vh;background:var(--bg-color);box-shadow:-10px 0 30px #0003;z-index:999;transition:right .35s cubic-bezier(.4,0,.2,1);display:flex;flex-direction:column;padding:24px}.side-panel.open{right:0}.panel-header{display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid var(--border-color);padding-bottom:14px;margin-bottom:16px}.history-list{flex:1;overflow-y:auto;display:flex;flex-direction:column;gap:12px}.history-item{background:var(--surface);border:1px solid var(--border-color);border-radius:12px;padding:14px;cursor:pointer;transition:var(--transition);display:flex;flex-direction:column;gap:4px}.history-item:hover{border-color:var(--primary);transform:translate(-4px);background:var(--surface-border)}.spinner{width:24px;height:24px;border:3px solid rgba(245,127,23,.2);border-top-color:var(--primary);border-radius:50%;animation:spin .8s linear infinite;display:inline-block}@keyframes spin{to{transform:rotate(360deg)}}.table-container{overflow-x:auto;border-radius:12px;border:1px solid var(--border-color);margin-top:10px}table.data-table{width:100%;border-collapse:collapse;font-size:.85rem}table.data-table th,table.data-table td{padding:8px 12px;border:1px solid var(--border-color);text-align:left}table.data-table th{background:var(--table-header-bg);font-weight:600}table.data-table tr:hover{background:var(--table-row-hover)}table.data-table tr.active-row{background:var(--table-row-active)}table.data-table input{width:100%;padding:4px 6px;border:1px solid var(--border-color);border-radius:4px;background:transparent;color:inherit;font-size:.85rem}