@import "https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap";body{margin:0;padding:0}:root{--primary-color:#2b6cb0;--primary-hover:#2c5282;--secondary-color:#edf2f7;--accent-color:#ed8936;--text-dark:#1a202c;--text-light:#718096;--white:#fff;--border-color:#e2e8f0;--success-color:#48bb78;--bg-gradient:linear-gradient(135deg, #f6f8fb 0%, #e2e8f0 100%);--glass-bg:#ffffffd9;--glass-border:#fff6;--shadow-sm:0 4px 6px -1px #0000000d, 0 2px 4px -1px #00000008;--shadow-md:0 10px 15px -3px #0000001a, 0 4px 6px -2px #0000000d;--shadow-lg:0 20px 25px -5px #0000001a, 0 10px 10px -5px #0000000a;--radius-md:12px;--radius-lg:20px}*{box-sizing:border-box;margin:0;padding:0}body{background:var(--bg-gradient);color:var(--text-dark);justify-content:center;align-items:center;min-height:100vh;padding:2rem;font-family:Inter,sans-serif;display:flex}.calculator-app{background:var(--glass-bg);-webkit-backdrop-filter:blur(16px);border:1px solid var(--glass-border);border-radius:var(--radius-lg);width:100%;max-width:900px;box-shadow:var(--shadow-lg);-webkit-user-select:none;user-select:none;flex-direction:column;display:flex;overflow:hidden}.app-header{background:var(--white);border-bottom:1px solid var(--border-color);text-align:center;padding:1.5rem 2rem}.app-title{color:var(--primary-color);margin-bottom:.5rem;font-size:1.75rem;font-weight:700}.app-subtitle{color:var(--text-light);font-size:.95rem}.steps-container{border-bottom:1px solid var(--border-color);background:#f8fafc;justify-content:space-between;padding:1.5rem 2rem;display:flex}.step-indicator{opacity:.5;flex:1;align-items:center;gap:.75rem;transition:all .3s;display:flex;position:relative}.step-indicator.active,.step-indicator.completed{opacity:1}.step-number{background:var(--white);border:2px solid var(--border-color);width:32px;height:32px;color:var(--text-light);z-index:2;border-radius:50%;justify-content:center;align-items:center;font-size:.9rem;font-weight:600;transition:all .3s;display:flex}.step-indicator.active .step-number{border-color:var(--primary-color);background:var(--primary-color);color:var(--white);box-shadow:0 0 0 4px #2b6cb033}.step-indicator.completed .step-number{border-color:var(--success-color);background:var(--success-color);color:var(--white)}.step-label{font-size:.9rem;font-weight:500}.form-area{min-height:400px;padding:2rem}.step-title{color:var(--text-dark);margin-bottom:2rem;font-size:1.5rem;font-weight:600}.cards-grid{grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:1.5rem;display:grid}.option-card{background:var(--white);border:2px solid var(--border-color);border-radius:var(--radius-md);cursor:pointer;text-align:center;flex-direction:column;align-items:center;gap:1rem;padding:1.5rem;transition:all .2s;display:flex;position:relative}.option-card:hover{box-shadow:var(--shadow-md);border-color:#cbd5e0;transform:translateY(-2px)}.option-card.selected{border-color:var(--primary-color);background:#ebf8ff}.option-icon{width:48px;height:48px;color:var(--primary-color)}.option-title{font-size:1.1rem;font-weight:600}.option-desc{color:var(--text-light);font-size:.85rem}.selected-check{color:var(--primary-color);position:absolute;top:1rem;right:1rem}.app-footer{border-top:1px solid var(--border-color);background:#f8fafc;justify-content:space-between;align-items:center;padding:1.5rem 2rem;display:flex}.btn{cursor:pointer;border:none;border-radius:8px;align-items:center;gap:.5rem;padding:.75rem 1.5rem;font-family:inherit;font-size:1rem;font-weight:600;transition:all .2s;display:inline-flex}.btn-secondary{background:var(--white);color:var(--text-dark);border:1px solid var(--border-color)}.btn-secondary:hover:not(:disabled){background:#f1f5f9}.btn-primary{background:var(--primary-color);color:var(--white);box-shadow:var(--shadow-sm)}.btn-primary:hover:not(:disabled){background:var(--primary-hover);transform:translateY(-1px)}.btn-accent{background:var(--accent-color);color:var(--white)}.btn-accent:hover{background:#dd6b20}.btn:disabled{opacity:.5;cursor:not-allowed}.input-row{background:var(--white);border:1px solid var(--border-color);border-radius:var(--radius-md);justify-content:space-between;align-items:center;margin-bottom:1rem;padding:1rem 1.5rem;transition:all .2s;display:flex}.input-row:hover{border-color:#cbd5e0}.input-group{align-items:center;gap:1rem;display:flex}.input-group label{font-weight:500}.number-input{border:2px solid var(--border-color);text-align:center;border-radius:6px;outline:none;width:100px;padding:.5rem;font-family:inherit;font-size:1rem;transition:border-color .2s}.number-input:focus{border-color:var(--primary-color)}.add-side-btn{border:2px dashed var(--border-color);border-radius:var(--radius-md);width:100%;color:var(--text-light);cursor:pointer;background:0 0;justify-content:center;align-items:center;gap:.5rem;padding:1rem;font-weight:600;transition:all .2s;display:flex}.add-side-btn:hover{border-color:var(--primary-color);color:var(--primary-color);background:#2b6cb00d}.btn-icon{color:#e53e3e;cursor:pointer;background:0 0;border:none;border-radius:50%;align-items:center;padding:.4rem;transition:background .2s;display:flex}.btn-icon:hover{background:#fed7d7}.results-container{background:var(--white);border:1px solid var(--border-color);border-radius:var(--radius-md);overflow:hidden}.results-table{border-collapse:collapse;width:100%}.results-table th,.results-table td{text-align:left;border-bottom:1px solid var(--border-color);padding:1rem 1.5rem}.results-table th{color:var(--text-light);text-transform:uppercase;letter-spacing:.05em;background:#f8fafc;font-size:.85rem;font-weight:600}.results-table tr:last-child td{border-bottom:none}.item-name{font-weight:500}.item-qty{color:var(--primary-color);text-align:right;font-size:1.1rem;font-weight:700}.qty-pill{color:var(--primary-color);text-align:center;background:#ebf8ff;border-radius:9999px;min-width:3rem;padding:.25rem .75rem;display:inline-block}.fade-in{animation:.4s forwards fadeIn}@keyframes fadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}@media (width<=640px){.steps-container{flex-direction:column;gap:1rem;padding:1rem}.form-area{padding:1.5rem}.input-row{flex-direction:column;align-items:flex-start;gap:1rem}}.drawing-container{background:#f8fafc;border:1px solid #e2e8f0;border-radius:12px;flex-direction:column;width:100%;display:flex;overflow:hidden;box-shadow:inset 0 2px 4px #00000005}.drawing-toolbar{background:#fff;border-bottom:1px solid #e2e8f0;justify-content:space-between;align-items:center;padding:1rem 1.5rem;display:flex}.drawing-hint{color:#64748b;font-size:.85rem;line-height:1.4}.drawing-actions{gap:.75rem;display:flex}.btn-icon-text{color:#475569;cursor:pointer;background:#fff;border:1px solid #cbd5e1;border-radius:6px;align-items:center;gap:.4rem;padding:.5rem .75rem;font-size:.85rem;font-weight:500;transition:all .2s;display:flex}.btn-icon-text:hover:not(:disabled){background:#f1f5f9;border-color:#94a3b8}.btn-icon-text:disabled{opacity:.5;cursor:not-allowed}.btn-icon-text.text-danger{color:#ef4444;border-color:#fecaca}.btn-icon-text.text-danger:hover:not(:disabled){background:#fef2f2}.svg-wrapper{cursor:crosshair;background-color:#f8fafc;border-radius:0 0 12px 12px;justify-content:center;padding:1rem;display:flex}.drawing-svg{background:#fff;border:1px solid #cbd5e1;border-radius:8px;box-shadow:0 4px 6px -1px #0000000d}.grid-layer line{stroke:#e2e8f0;stroke-width:1px}.fence-line{stroke:#3b82f6;stroke-width:4px;stroke-linecap:round;filter:drop-shadow(0 2px 2px #3b82f64d)}.draft-line{stroke:#93c5fd;stroke-width:3px;stroke-dasharray:6 6;pointer-events:none}.fence-node{fill:#fff;stroke:#2563eb;stroke-width:3px;pointer-events:none;filter:drop-shadow(0 1px 2px #0000001a)}.mouse-snap-node{fill:#ef4444;pointer-events:none}.fence-label-bg{fill:#1e293b;opacity:.9}.fence-label{fill:#fff;text-anchor:middle;dominant-baseline:central;pointer-events:none;font-family:Inter,sans-serif;font-size:11px;font-weight:700}