:root{--bg-app:#090d16;--bg-surface:#0f172a;--bg-card:#1e293b73;--border-color:#ffffff14;--border-focus:#38bdf8;--text-primary:#f8fafc;--text-secondary:#94a3b8;--text-muted:#64748b;--accent-primary:#f59e0b;--accent-primary-hover:#d97706;--accent-secondary:#0ea5e9;--accent-secondary-hover:#0284c7;--accent-success:#10b981;--accent-success-hover:#059669;--glass-blur:blur(12px);--shadow-premium:0 10px 30px -10px #00000080;--shadow-card:0 4px 20px -2px #0000004d;--font-sans:"Plus Jakarta Sans", -apple-system, sans-serif;--font-mono:"JetBrains Mono", monospace}body.light-mode{--bg-app:#f1f5f9;--bg-surface:#fff;--bg-card:#ffffffb3;--border-color:#0f172a14;--border-focus:#0ea5e9;--text-primary:#0f172a;--text-secondary:#475569;--text-muted:#64748b;--shadow-premium:0 10px 30px -10px #0f172a1a;--shadow-card:0 4px 20px -2px #0f172a0d}*{box-sizing:border-box;margin:0;padding:0}body{font-family:var(--font-sans);background-color:var(--bg-app);color:var(--text-primary);height:100vh;transition:background-color .3s,color .3s;overflow:hidden}#app{flex-direction:column;height:100vh;display:flex}.app-header{background-color:var(--bg-surface);border-bottom:1px solid var(--border-color);z-index:100;justify-content:space-between;align-items:center;height:64px;padding:0 24px;display:flex}.brand{align-items:center;gap:10px;display:flex}.brand-icon{color:var(--accent-primary);width:24px;height:24px}.brand h1{letter-spacing:-.5px;font-size:20px;font-weight:800}.brand h1 span{color:var(--accent-primary)}.badge{color:var(--accent-primary);background-color:#f59e0b26;border:1px solid #f59e0b40;border-radius:99px;margin-left:8px;padding:3px 8px;font-size:11px;font-weight:600}.theme-toggle-container button{cursor:pointer;border:1px solid var(--border-color);width:40px;height:40px;color:var(--text-secondary);background-color:#0000;border-radius:50%;justify-content:center;align-items:center;transition:all .2s;display:flex}.theme-toggle-container button:hover{color:var(--text-primary);background-color:#ffffff0d}body.light-mode .theme-toggle-container button:hover{background-color:#0000000d}body .sun-icon{display:block}body .moon-icon,body.light-mode .sun-icon{display:none}body.light-mode .moon-icon{display:block}#designer-view{flex-direction:column;display:flex;flex:1!important;height:auto!important;min-height:0!important;overflow:hidden!important}.app-container{flex:1;grid-template-columns:50% 50%;min-height:0;display:grid;overflow:hidden}@media (width<=1200px){.app-container{grid-template-columns:50% 50%}}aside{background-color:var(--bg-surface);border-right:1px solid var(--border-color);flex-direction:column;height:100%;display:flex;overflow:hidden}.sidebar-right{border-right:none;border-left:1px solid var(--border-color)}.panel-header{border-bottom:1px solid var(--border-color);align-items:center;gap:10px;padding:16px 20px;display:flex}.panel-header-icon{color:var(--text-secondary);width:18px;height:18px}.panel-header h2{text-transform:uppercase;letter-spacing:.75px;color:var(--text-primary);font-size:14px;font-weight:700}.scroll-container{flex-direction:column;flex:1;gap:16px;padding:16px 16px 40px;display:flex;overflow-y:auto}.scroll-container::-webkit-scrollbar{width:6px}.scroll-container::-webkit-scrollbar-track{background:0 0}.scroll-container::-webkit-scrollbar-thumb{background:var(--border-color);border-radius:10px}.scroll-container::-webkit-scrollbar-thumb:hover{background:var(--text-muted)}.config-card{background-color:var(--bg-card);border:1px solid var(--border-color);-webkit-backdrop-filter:var(--glass-blur);backdrop-filter:var(--glass-blur);box-shadow:var(--shadow-card);border-radius:12px;transition:border-color .2s;overflow:visible}.config-card:hover{border-color:#ffffff26}body.light-mode .config-card:hover{border-color:#00000026}.config-card[open]{border-color:#ffffff1f}summary{cursor:pointer;-webkit-user-select:none;user-select:none;justify-content:space-between;align-items:center;padding:14px 18px;font-size:14px;font-weight:600;list-style:none;display:flex}summary::-webkit-details-marker{display:none}.summary-title{color:var(--text-primary);align-items:center;gap:10px;display:flex}.summary-title svg.lucide{width:16px;height:16px;color:var(--text-secondary)}summary:after{content:"▸";color:var(--text-secondary);font-size:10px;transition:transform .2s}.config-card[open] summary:after{transform:rotate(90deg)}.card-content{flex-direction:column;gap:14px;padding:0 18px 18px;display:flex}.input-group{flex-direction:column;gap:6px;display:flex}.input-labels{justify-content:space-between;align-items:center;display:flex}label,.group-label{color:var(--text-secondary);font-size:12px;font-weight:600}.value-display{color:var(--accent-primary);font-size:13px;font-weight:700;font-family:var(--font-mono)}.slider{-webkit-appearance:none;background:var(--border-color);border-radius:3px;outline:none;width:100%;height:6px;transition:background .2s}.slider::-webkit-slider-thumb{appearance:none;background:var(--accent-primary);cursor:pointer;border-radius:50%;width:16px;height:16px;transition:transform .1s,background-color .2s;box-shadow:0 0 10px #f59e0b66}.slider::-webkit-slider-thumb:hover{background:#fff;transform:scale(1.2)}.segmented-control{border:1px solid var(--border-color);background-color:#0003;border-radius:8px;padding:3px;display:flex}body.light-mode .segmented-control{background-color:#0f172a0d}.segmented-control input[type=radio]{display:none}.segmented-control label{text-align:center;color:var(--text-secondary);cursor:pointer;-webkit-user-select:none;user-select:none;border-radius:6px;flex:1;padding:8px 0;font-size:11px;font-weight:700;transition:all .2s}.segmented-control input[type=radio]:checked+label{background-color:var(--bg-surface);color:var(--text-primary);border:1px solid var(--border-color);box-shadow:0 2px 8px #00000026}.select-input,.text-input,.number-input{border:1px solid var(--border-color);width:100%;color:var(--text-primary);font-family:var(--font-sans);background-color:#00000026;border-radius:8px;outline:none;padding:10px 14px;font-size:13px;transition:all .2s}body.light-mode .select-input,body.light-mode .text-input,body.light-mode .number-input{background-color:#fffc}.select-input:focus,.text-input:focus,.number-input:focus{border-color:var(--border-focus);box-shadow:0 0 0 2px #38bdf826}.toggle-group{flex-direction:row;justify-content:space-between;align-items:center}.switch{width:44px;height:24px;display:inline-block;position:relative}.switch input{opacity:0;width:0;height:0}.slider-toggle{cursor:pointer;background-color:var(--border-color);border:1px solid var(--border-color);border-radius:24px;transition:all .3s;position:absolute;inset:0}.slider-toggle:before{content:"";background-color:var(--text-secondary);border-radius:50%;width:16px;height:16px;transition:all .3s;position:absolute;bottom:3px;left:3px}.switch input:checked+.slider-toggle{background-color:var(--accent-success)}.switch input:checked+.slider-toggle:before{background-color:#fff;transform:translate(20px)}.switch-sm{width:36px;height:20px;display:inline-block;position:relative}.switch-sm input{opacity:0;width:0;height:0}.switch-sm .slider-toggle:before{width:12px;height:12px;bottom:3px;left:3px}.switch-sm input:checked+.slider-toggle{background-color:var(--accent-success)}.switch-sm input:checked+.slider-toggle:before{background-color:#fff;transform:translate(16px)}.switch-xs{width:30px;height:16px;display:inline-block;position:relative}.switch-xs input{opacity:0;width:0;height:0}.slider-toggle-xs{cursor:pointer;background-color:var(--border-color);border:1px solid var(--border-color);border-radius:16px;transition:all .3s;position:absolute;inset:0}.slider-toggle-xs:before{content:"";background-color:var(--text-secondary);border-radius:50%;width:10px;height:10px;transition:all .3s;position:absolute;bottom:2px;left:2px}.switch-xs input:checked+.slider-toggle-xs{background-color:var(--accent-success)}.switch-xs input:checked+.slider-toggle-xs:before{background-color:#fff;transform:translate(14px)}.switch-xxs{width:24px;height:12px;display:inline-block;position:relative}.switch-xxs input{opacity:0;width:0;height:0}.slider-toggle-xxs{cursor:pointer;background-color:var(--border-color);border:1px solid var(--border-color);border-radius:12px;transition:all .3s;position:absolute;inset:0}.slider-toggle-xxs:before{content:"";background-color:var(--text-secondary);border-radius:50%;width:8px;height:8px;transition:all .3s;position:absolute;bottom:1px;left:1px}.switch-xxs input:checked+.slider-toggle-xxs{background-color:var(--accent-success)}.switch-xxs input:checked+.slider-toggle-xxs:before{background-color:#fff;transform:translate(12px)}.input-warning{color:var(--accent-primary);margin-top:4px;font-size:11px;line-height:1.3}.hidden{display:none!important}.visualizer-panel{background-color:#0b0f19;flex-direction:column;display:flex;position:relative}.tab-header{background-color:var(--bg-surface);border-bottom:1px solid var(--border-color);justify-content:space-between;height:56px;padding:10px 20px}.tabs{gap:6px;display:flex}.tab-btn{border:1px solid var(--border-color);cursor:pointer;height:34px;color:var(--text-secondary);-webkit-user-select:none;user-select:none;background:#ffffff0a;border-radius:8px;outline:none;align-items:center;gap:7px;padding:6px 14px;font-size:.82rem;font-weight:700;transition:all .2s cubic-bezier(.4,0,.2,1);display:inline-flex;position:relative}.tab-btn svg{width:15px;height:15px;color:var(--text-secondary);transition:color .2s,transform .2s}.tab-btn:hover{color:var(--text-primary);background-color:#ffffff14;border-color:#fff3}.tab-btn:hover svg{color:var(--text-primary);transform:scale(1.08)}.tab-btn.active{background:var(--accent-primary,#ea580c)!important;color:#fff!important;border-color:var(--accent-primary,#ea580c)!important;font-weight:800!important;box-shadow:0 2px 10px #ea580c66,inset 0 1px #ffffff40!important}.tab-btn.active svg{stroke-width:2.4px;filter:drop-shadow(0 1px 2px #0000004d);color:#fff!important}.tab-btn.active span{color:#fff!important}.visualizer-actions{gap:8px;display:flex}.btn-secondary{border:1px solid var(--border-color);color:var(--text-secondary);cursor:pointer;background-color:#ffffff0d;border-radius:8px;align-items:center;gap:6px;padding:8px 14px;font-size:11px;font-weight:700;transition:all .2s;display:flex}.btn-secondary:hover{color:var(--text-primary);border-color:var(--text-muted);background-color:#ffffff1a}.btn-secondary svg{width:13px;height:13px}.btn-secondary.active{background-color:var(--accent-primary);color:#000;border-color:var(--accent-primary)}.canvas-viewport{flex:1;position:relative;overflow:hidden}.canvas-container{width:100%;height:100%;position:absolute;top:0;left:0}.v3d-floating-btn{z-index:100;background:var(--bg-surface);color:var(--text-primary);border:1px solid var(--border-color);-webkit-backdrop-filter:var(--glass-blur);backdrop-filter:var(--glass-blur);cursor:pointer;-webkit-user-select:none;user-select:none;border-radius:8px;align-items:center;gap:7px;padding:8px 14px;font-size:.8rem;font-weight:700;transition:all .2s cubic-bezier(.4,0,.2,1);display:flex;position:absolute;top:16px;right:16px;box-shadow:0 4px 14px #0003}body.light-mode .v3d-floating-btn{color:#0f172a;background:#fff;border:1px solid #cbd5e1;box-shadow:0 4px 14px #0f172a1a}.v3d-floating-btn:hover{transform:translateY(-1px);color:#fff!important;background:#0284c7!important;border-color:#0284c7!important;box-shadow:0 6px 18px #0284c766!important}.v3d-floating-btn svg,.v3d-floating-btn i{color:var(--accent-secondary);transition:transform .3s,color .2s}body.light-mode .v3d-floating-btn svg,body.light-mode .v3d-floating-btn i{color:#0284c7}.v3d-floating-btn:hover svg,.v3d-floating-btn:hover i{transform:rotate(-90deg);color:#fff!important}.v3d-floating-btn:active{transform:translateY(0)}.cost-billboard{border-bottom:1px solid var(--border-color);background:radial-gradient(circle at 10% 20%,#f59e0b1a 0%,#0000 90%);flex-direction:column;align-items:center;padding:24px 20px;display:flex}.billboard-label{text-transform:uppercase;letter-spacing:1.5px;color:var(--text-secondary);margin-bottom:6px;font-size:11px}.billboard-price{color:var(--accent-success);font-size:36px;font-weight:800;font-family:var(--font-mono);letter-spacing:-1px}.billboard-sub{color:var(--text-muted);margin-top:4px;font-size:12px;font-weight:600}.section-subtitle{text-transform:uppercase;letter-spacing:.5px;color:var(--text-primary);margin-bottom:10px;font-size:12px;font-weight:700}.inline-help{color:var(--text-muted);margin-bottom:8px;font-size:10px;font-style:italic}.table-wrapper{border:1px solid var(--border-color);background-color:#00000026;border-radius:8px;overflow:hidden}.takeoff-table{border-collapse:collapse;width:100%;font-size:13px}.takeoff-table th{color:var(--text-secondary);text-transform:uppercase;letter-spacing:.5px;text-align:left;border-bottom:1px solid var(--border-color);background-color:#00000040;padding:12px 14px;font-size:10.5px;font-weight:700}.takeoff-table td{vertical-align:middle;color:var(--text-primary);border-bottom:1px solid #ffffff0a;padding:12px 14px}.takeoff-table tr.category-row{background-color:#ffffff05}.takeoff-table tr.category-row td{color:var(--accent-primary);border-bottom:1px solid var(--border-color);text-transform:uppercase;padding:10px 14px;font-size:12px;font-weight:700}.takeoff-table tr:last-child td{border-bottom:none}.takeoff-table .item-details{color:var(--text-secondary);margin-top:2px;font-size:11.5px;font-weight:400;display:block}.takeoff-table .price-cell{font-family:var(--font-mono);cursor:double-click;font-weight:500;position:relative}.takeoff-table .price-cell.override{color:var(--accent-primary);font-weight:700}.takeoff-table .price-cell.override:after{content:"*";vertical-align:super;font-size:10px}.takeoff-table .total-cell{font-family:var(--font-mono);font-weight:600}.text-center{text-align:center}.text-right{text-align:right}.price-edit-input{border:1px solid var(--accent-primary);width:75px;color:var(--accent-primary);font-size:12px;font-family:var(--font-mono);text-align:right;background-color:#000;border-radius:4px;outline:none;padding:4px 6px}.pricing-card{background-color:var(--bg-card);border:1px solid var(--border-color);border-radius:12px;padding:16px}.input-grid{grid-template-columns:1fr 1fr 1fr;gap:10px;display:grid}.customer-card{background-color:var(--bg-card);border:1px solid var(--border-color);border-radius:12px;padding:16px}.customer-form{flex-direction:column;gap:10px;display:flex}.textarea-input{resize:vertical;min-height:80px}.panel-actions{border-top:1px solid var(--border-color);background-color:var(--bg-surface);gap:10px;padding:16px 16px 24px;display:flex}.btn-primary{background-color:var(--accent-primary);color:#000;cursor:pointer;border:none;border-radius:8px;justify-content:center;align-items:center;gap:8px;padding:12px 16px;font-size:13px;font-weight:700;transition:all .2s;display:flex;box-shadow:0 4px 12px #f59e0b33}.btn-primary:hover{background-color:var(--accent-primary-hover);transform:translateY(-1px);box-shadow:0 4px 20px #f59e0b73}.btn-primary svg{width:16px;height:16px}.btn-primary.btn-subtle{border:1px solid var(--border-color);color:var(--text-primary);box-shadow:none;background-color:#ffffff0d}.btn-primary.btn-subtle:hover{background-color:#ffffff1a;transform:none}.flex-1{flex:1}.flex-2{flex:2}@media print{body{color:#1e293b;background-color:#fff;font-size:12px}.app-header,.sidebar-left,.visualizer-panel,.panel-actions,.cost-billboard,.pricing-card,.customer-card{display:none!important}.app-container{height:auto;display:block}.sidebar-right{border:none;width:100%;display:block}.scroll-container{overflow:visible}}select.select-input{cursor:pointer;appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%2394a3b8' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");background-position:right 14px center;background-repeat:no-repeat;background-size:16px;padding-right:40px!important}body.light-mode select.select-input{background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%23475569' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E")}.select-input option{background-color:var(--bg-surface);color:var(--text-primary);padding:8px}.warning-box{border-left:4px solid var(--accent-primary);color:#fef08a;background-color:#f59e0b1f;border-radius:6px;margin-bottom:10px;padding:10px 12px;font-size:12px;line-height:1.4}body.light-mode .warning-box{color:#78350f;background-color:#f59e0b14}.input-grid{flex-direction:column;gap:12px;display:flex}.input-grid .input-group{flex-direction:row;justify-content:space-between;align-items:center;gap:12px;display:flex}.input-grid .input-group label{color:var(--text-secondary);white-space:nowrap;flex:1;margin-bottom:0;font-size:13px;font-weight:600}.input-grid .input-group .number-input{text-align:right;width:100px;padding:8px 12px}.visualizer-panel{background-color:var(--bg-app)!important}body.light-mode .table-wrapper{background-color:#fff}body.light-mode .takeoff-table th{color:#475569;background-color:#f8fafc;border-bottom:1px solid #0f172a14}body.light-mode .takeoff-table td{border-bottom:1px solid #0f172a0a}body.light-mode .takeoff-table tr.category-row{background-color:#f1f5f9}body.light-mode .price-edit-input{border-color:var(--accent-primary-hover);color:var(--accent-primary-hover);background-color:#fff}#stairs-details-container,#railing-details-container{flex-direction:column;gap:14px;display:flex}.portal-view{background-color:var(--bg-app);height:100vh;color:var(--text-primary);box-sizing:border-box;flex-direction:column;display:flex;overflow-y:auto}.portal-nav{background-color:var(--bg-card);border-bottom:1px solid var(--border-color);-webkit-backdrop-filter:var(--glass-blur);backdrop-filter:var(--glass-blur);z-index:1100;box-shadow:var(--shadow-card);justify-content:space-between;align-items:center;padding:12px 24px;display:flex}.portal-nav-brand{letter-spacing:-.5px;align-items:center;gap:10px;font-size:1.15rem;font-weight:800;display:flex}.portal-nav-brand span{background:linear-gradient(135deg, var(--accent-primary) 0%, var(--accent-primary-hover) 100%);-webkit-text-fill-color:transparent;-webkit-background-clip:text}.portal-nav-links{align-items:center;gap:16px;display:flex}.portal-nav-link{color:var(--text-secondary);cursor:pointer;border-radius:6px;align-items:center;gap:6px;padding:6px 12px;font-size:.88rem;font-weight:500;transition:all .2s;display:flex}.portal-nav-link:hover,.portal-nav-link.active{color:var(--text-primary);background-color:var(--bg-hover)}.portal-nav-user{border-left:1px solid var(--border-color);align-items:center;gap:12px;padding-left:16px;display:flex}.portal-user-tier{text-transform:uppercase;color:var(--accent-primary);background-color:#6366f126;border-radius:4px;padding:2px 6px;font-size:.72rem;font-weight:700}.portal-user-tokens{color:var(--text-secondary);background-color:var(--bg-hover);border-radius:12px;align-items:center;gap:6px;padding:4px 10px;font-size:.8rem;font-weight:600;display:flex}.auth-container{background:radial-gradient(circle,#6366f10d 0%,#0000 80%);flex:1;justify-content:center;align-items:center;padding:40px 20px;display:flex}.auth-card{background-color:var(--bg-card);border:1px solid var(--border-color);width:100%;max-width:440px;box-shadow:var(--shadow-card);-webkit-backdrop-filter:var(--glass-blur);backdrop-filter:var(--glass-blur);border-radius:16px;padding:32px}.auth-card h2{text-align:center;color:var(--text-primary);margin:0 0 8px;font-size:1.5rem;font-weight:700}.auth-card p{color:var(--text-secondary);text-align:center;margin:0 0 24px;font-size:.88rem}.auth-presets{border-top:1px solid var(--border-color);margin-top:24px;padding-top:20px}.auth-presets-title{text-transform:uppercase;color:var(--text-secondary);text-align:center;letter-spacing:.5px;margin-bottom:12px;font-size:.72rem;font-weight:700}.auth-presets-grid{grid-template-columns:repeat(2,1fr);gap:8px;display:grid}.auth-preset-btn{border:1px solid var(--border-color);background-color:var(--bg-app);color:var(--text-secondary);text-align:left;cursor:pointer;border-radius:6px;padding:8px;font-size:.75rem;font-weight:600;transition:all .2s}.auth-preset-btn:hover{background-color:var(--bg-hover);border-color:var(--accent-primary);color:var(--text-primary)}.dashboard-content{box-sizing:border-box;flex:1;width:100%;max-width:100%;margin:0;padding:32px 40px}.dashboard-stats-grid{grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:20px;margin-bottom:32px;display:grid}.stat-card{background-color:var(--bg-card);border:1px solid var(--border-color);box-shadow:var(--shadow-card);border-radius:12px;justify-content:space-between;align-items:flex-start;padding:24px;transition:all .2s;display:flex}.stat-card:hover{border-color:var(--accent-primary)}.stat-card-info h3{text-transform:uppercase;color:var(--text-secondary);letter-spacing:.5px;margin:0 0 8px;font-size:.85rem;font-weight:700}.stat-card-value{color:var(--text-primary);margin-bottom:8px;font-size:1.85rem;font-weight:800}.stat-card-desc{color:var(--text-secondary);font-size:.78rem;line-height:1.3}.stat-card-icon{width:44px;height:44px;color:var(--accent-primary);background-color:#6366f114;border-radius:10px;justify-content:center;align-items:center;display:flex}.dashboard-section-header{justify-content:space-between;align-items:center;margin-bottom:18px;display:flex}.dashboard-section-header h2{margin:0;font-size:1.25rem;font-weight:700}.empty-state{text-align:center;border:2px dashed var(--border-color);color:var(--text-secondary);border-radius:12px;padding:48px 24px;font-size:.9rem}.empty-state i{color:var(--accent-primary);margin-bottom:16px}.billing-grid{grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:20px;margin-top:24px;display:grid}.plan-card{background-color:var(--bg-card);border:1px solid var(--border-color);box-shadow:var(--shadow-card);border-radius:16px;flex-direction:column;padding:28px;transition:all .25s cubic-bezier(.4,0,.2,1);display:flex;position:relative}.plan-card.active{border-color:var(--accent-primary);box-shadow:0 0 0 2px var(--accent-primary)}.plan-card:hover{transform:translateY(-4px)}.plan-card.popular:before{content:"Popular";text-transform:uppercase;background-color:var(--accent-primary);color:#fff;letter-spacing:.5px;border-radius:12px;padding:4px 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