@import "https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&display=swap";
:root{--color-primary:#333;--color-primary-hover:#1a1a1a;--color-primary-light:#f0f0f0;--color-bg:#fff;--color-bg-secondary:#f8f9fa;--color-bg-tertiary:#f0f1f3;--color-accent:#1a1a1a;--color-text:#1a1a1a;--color-text-secondary:#6b7280;--color-text-muted:#9ca3af;--color-border:#e5e7eb;--color-border-hover:#d1d5db;--color-danger:#ef4444;--color-danger-hover:#dc2626;--color-success:#10b981;--color-success-light:#ecfdf5;--radius:16px;--radius-sm:10px;--radius-xs:6px;--shadow-sm:0 1px 3px #0000000f,0 1px 2px #0000000a;--shadow-md:0 4px 12px #00000014,0 2px 4px #0000000a;--shadow-lg:0 12px 32px #0000001a,0 4px 8px #0000000f;--transition:.2s cubic-bezier(.4,0,.2,1);--font-family:"Inter",system-ui,-apple-system,sans-serif;--sidebar-width:260px}*,:before,:after{box-sizing:border-box;margin:0;padding:0}html{-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;font-size:16px}body{font-family:var(--font-family);color:var(--color-text);background:var(--color-bg);min-height:100vh;line-height:1.6}a{color:inherit;text-decoration:none}img{max-width:100%;display:block}h1,h2,h3,h4{color:var(--color-accent);font-weight:700;line-height:1.2}h1{font-size:1.75rem}h2{font-size:1.375rem}h3{font-size:1.125rem}.btn{border-radius:var(--radius-sm);font-family:var(--font-family);cursor:pointer;transition:all var(--transition);white-space:nowrap;border:none;justify-content:center;align-items:center;gap:8px;padding:10px 20px;font-size:.875rem;font-weight:600;text-decoration:none;display:inline-flex}.btn:disabled{opacity:.5;cursor:not-allowed}.btn-primary{background:var(--color-primary);color:#fff}.btn-primary:hover:not(:disabled){background:var(--color-primary-hover);box-shadow:var(--shadow-md);transform:translateY(-1px)}.btn-secondary{background:var(--color-bg-secondary);color:var(--color-text);border:1px solid var(--color-border)}.btn-secondary:hover:not(:disabled){background:var(--color-bg-tertiary);border-color:var(--color-border-hover)}.btn-danger{background:var(--color-danger);color:#fff}.btn-danger:hover:not(:disabled){background:var(--color-danger-hover)}.btn-ghost{color:var(--color-text-secondary);background:0 0}.btn-ghost:hover:not(:disabled){background:var(--color-bg-secondary);color:var(--color-text)}.btn-lg{border-radius:var(--radius);padding:14px 28px;font-size:1rem}.btn-sm{padding:6px 14px;font-size:.8125rem}.btn-icon{min-width:36px;min-height:36px;padding:8px}.input-group{flex-direction:column;gap:6px;display:flex}.input-group label{color:var(--color-text-secondary);text-transform:uppercase;letter-spacing:.03em;font-size:.8125rem;font-weight:600}.input{border:1.5px solid var(--color-border);border-radius:var(--radius-sm);font-family:var(--font-family);color:var(--color-text);background:var(--color-bg);transition:all var(--transition);outline:none;width:100%;padding:10px 14px;font-size:.9375rem}.input:focus{border-color:var(--color-primary);box-shadow:0 0 0 3px var(--color-primary-light)}.input::placeholder{color:var(--color-text-muted)}select.input{appearance:none;cursor:pointer;background-image:url("data:image/svg+xml,%3Csvg width='12' height='8' viewBox='0 0 12 8' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M1 1.5L6 6.5L11 1.5' stroke='%236B7280' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");background-position:right 14px center;background-repeat:no-repeat;padding-right:36px}.card{background:var(--color-bg);border:1px solid var(--color-border);border-radius:var(--radius);transition:all var(--transition);padding:24px}.card-hover:hover{border-color:var(--color-primary);box-shadow:var(--shadow-md);transform:translateY(-2px)}.card-header{justify-content:space-between;align-items:center;margin-bottom:16px;display:flex}.badge{letter-spacing:.02em;border-radius:100px;align-items:center;padding:4px 10px;font-size:.75rem;font-weight:600;display:inline-flex}.badge-primary{color:#333;background:#f0f0f0}.badge-lamellendach{color:#856404;background:#fff3cd}.badge-terrassendach{color:#0c5460;background:#d1ecf1}.badge-kaltwintergarten{color:#155724;background:#d4edda}.table-container{border:1px solid var(--color-border);border-radius:var(--radius);overflow-x:auto}table{border-collapse:collapse;width:100%}th{text-align:left;text-transform:uppercase;letter-spacing:.04em;color:var(--color-text-secondary);background:var(--color-bg-secondary);border-bottom:1px solid var(--color-border);padding:12px 16px;font-size:.75rem;font-weight:600}td{border-bottom:1px solid var(--color-border);padding:12px 16px;font-size:.875rem}tr:last-child td{border-bottom:none}tr:hover td{background:var(--color-bg-secondary)}.page-header{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:16px;margin-bottom:32px;display:flex}.page-header h1{align-items:center;gap:12px;display:flex}.page-content{max-width:1200px}.empty-state{text-align:center;color:var(--color-text-secondary);padding:60px 24px}.empty-state-icon{opacity:.4;margin-bottom:16px;font-size:3rem}.empty-state h3{color:var(--color-text-secondary);margin-bottom:8px}.empty-state p{margin-bottom:24px;font-size:.875rem}.stats-grid{grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:16px;margin-bottom:32px;display:grid}.stat-card{background:var(--color-bg);border:1px solid var(--color-border);border-radius:var(--radius);padding:20px 24px}.stat-card .stat-icon{margin-bottom:8px;font-size:1.5rem}.stat-card .stat-value{color:var(--color-accent);margin-bottom:4px;font-size:1.75rem;font-weight:800;line-height:1}.stat-card .stat-label{color:var(--color-text-secondary);font-size:.8125rem;font-weight:500}.form-grid{gap:20px;max-width:480px;display:grid}.form-actions{gap:12px;margin-top:8px;display:flex}.form-error{border-radius:var(--radius-sm);color:var(--color-danger);background:#fef2f2;border:1px solid #fecaca;padding:12px 16px;font-size:.875rem;font-weight:500}.form-success{background:var(--color-success-light);border-radius:var(--radius-sm);color:#065f46;border:1px solid #a7f3d0;padding:12px 16px;font-size:.875rem;font-weight:500}.comparison-grid{grid-template-columns:1fr 1fr;gap:24px;display:grid}.comparison-item{border:1px solid var(--color-border);border-radius:var(--radius);overflow:hidden}.comparison-item img{aspect-ratio:16/10;object-fit:cover;width:100%}.comparison-label{color:var(--color-text-secondary);text-transform:uppercase;letter-spacing:.03em;background:var(--color-bg-secondary);text-align:center;padding:12px 16px;font-size:.8125rem;font-weight:600}.upload-area{border:2px dashed var(--color-border);border-radius:var(--radius);text-align:center;cursor:pointer;transition:all var(--transition);background:var(--color-bg-secondary);padding:48px 24px}.upload-area:hover,.upload-area.dragover{border-color:var(--color-primary);background:var(--color-primary-light)}.upload-area.has-image{border-style:solid;padding:0}.upload-area.has-image img{border-radius:calc(var(--radius) - 2px);width:100%}.upload-icon{opacity:.4;margin-bottom:12px;font-size:2.5rem}.upload-text{color:var(--color-text-secondary);margin-bottom:4px;font-size:.9375rem}.upload-hint{color:var(--color-text-muted);font-size:.8125rem}.product-type-grid{grid-template-columns:repeat(3,1fr);gap:12px;display:grid}.product-type-option{border:2px solid var(--color-border);border-radius:var(--radius);text-align:center;cursor:pointer;transition:all var(--transition);background:var(--color-bg);padding:20px 16px}.product-type-option:hover{border-color:var(--color-primary);background:var(--color-primary-light)}.product-type-option.selected{border-color:var(--color-primary);background:var(--color-primary-light);box-shadow:0 0 0 3px #3333331f}.product-type-option .product-icon{margin-bottom:8px;font-size:2rem}.product-type-option .product-name{color:var(--color-accent);font-size:.875rem;font-weight:600}@keyframes spin{to{transform:rotate(360deg)}}.spinner{border:2.5px solid var(--color-border);border-top-color:var(--color-primary);border-radius:50%;width:20px;height:20px;animation:.7s linear infinite spin;display:inline-block}.spinner-lg{border-width:3.5px;width:40px;height:40px}.loading-overlay{-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);z-index:1000;background:#ffffffd9;flex-direction:column;justify-content:center;align-items:center;gap:16px;display:flex;position:fixed;inset:0}.loading-text{color:var(--color-text-secondary);font-size:1rem;font-weight:600}.projects-grid{grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:20px;display:grid}.project-card{border:1px solid var(--color-border);border-radius:var(--radius);transition:all var(--transition);cursor:pointer;background:var(--color-bg);overflow:hidden}.project-card:hover{border-color:var(--color-primary);box-shadow:var(--shadow-md);transform:translateY(-2px)}.project-card-image{aspect-ratio:16/10;background:var(--color-bg-tertiary);overflow:hidden}.project-card-image img{object-fit:cover;width:100%;height:100%;transition:transform var(--transition)}.project-card:hover .project-card-image img{transform:scale(1.03)}.project-card-body{padding:16px}.project-card-body h4{margin-bottom:4px;font-size:.9375rem}.project-card-meta{justify-content:space-between;align-items:center;margin-top:8px;display:flex}.project-card-date{color:var(--color-text-muted);font-size:.8125rem}.viz-form-grid{grid-template-columns:1fr 1fr;align-items:start;gap:32px;display:grid}.viz-form-left,.viz-form-right{flex-direction:column;gap:24px;display:flex}@media (max-width:768px){.comparison-grid,.product-type-grid,.viz-form-grid{grid-template-columns:1fr}.stats-grid{grid-template-columns:repeat(2,1fr)}}.login-page{background:linear-gradient(135deg,#fff9eb 0%,#fff 50%,#f8f9fa 100%);justify-content:center;align-items:center;min-height:100vh;display:flex}.login-card{background:var(--color-bg);border:1px solid var(--color-border);border-radius:var(--radius);width:100%;max-width:400px;box-shadow:var(--shadow-lg);padding:40px 32px}.login-logo{text-align:center;margin-bottom:32px}.login-logo h1{margin-top:12px;font-size:1.5rem}.login-logo .logo-icon{background:var(--color-primary);border-radius:var(--radius);justify-content:center;align-items:center;width:64px;height:64px;font-size:2rem;display:inline-flex}.login-subtitle{text-align:center;color:var(--color-text-secondary);margin-bottom:28px;font-size:.875rem}.dashboard-layout{min-height:100vh;display:flex}.sidebar{width:var(--sidebar-width);background:var(--color-accent);color:#fff;z-index:100;flex-direction:column;display:flex;position:fixed;top:0;bottom:0;left:0}.sidebar-header{border-bottom:1px solid #ffffff14;padding:24px 20px}.sidebar-brand{align-items:center;gap:12px;display:flex}.sidebar-brand-icon{background:var(--color-primary);border-radius:var(--radius-xs);flex-shrink:0;justify-content:center;align-items:center;width:36px;height:36px;font-size:1.125rem;display:flex}.sidebar-brand-text{font-size:.9375rem;font-weight:700;line-height:1.2}.sidebar-brand-text span{color:#ffffff80;margin-top:2px;font-size:.6875rem;font-weight:400;display:block}.sidebar-nav{flex-direction:column;flex:1;gap:4px;padding:16px 12px;display:flex}.sidebar-link{border-radius:var(--radius-xs);color:#ffffffa6;transition:all var(--transition);align-items:center;gap:12px;padding:10px 12px;font-size:.875rem;font-weight:500;text-decoration:none;display:flex}.sidebar-link:hover{color:#fff;background:#ffffff14}.sidebar-link.active{background:var(--color-primary);color:var(--color-accent);font-weight:600}.new-sidebar{z-index:100;background:#f3f4f6;border-right:1px solid #e5e7eb;flex-direction:column;width:280px;display:flex;position:fixed;top:0;bottom:0;left:0}.new-sidebar-header{margin-bottom:24px}.new-sidebar-nav{flex-direction:column;gap:4px;display:flex}.main-content{background:#fff;flex:1;min-height:100vh;margin-left:280px}.sidebar-link-icon{text-align:center;flex-shrink:0;width:24px;font-size:1.125rem}.sidebar-footer{border-top:1px solid #ffffff14;padding:16px 12px}.main-content{margin-left:var(--sidebar-width);background:var(--color-bg-secondary);flex:1;min-height:100vh}.main-header{background:var(--color-bg);border-bottom:1px solid var(--color-border);z-index:50;justify-content:space-between;align-items:center;padding:16px 32px;display:flex;position:sticky;top:0}.main-header h2{font-size:1.125rem;font-weight:700}.main-body{padding:32px}@keyframes fadeIn{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}.fade-in{animation:.3s ease-out fadeIn}@keyframes slideIn{0%{opacity:0;transform:translate(-8px)}to{opacity:1;transform:translate(0)}}.slide-in{animation:.3s ease-out slideIn}@keyframes pulse{0%,to{opacity:1}50%{opacity:.6}}.pulse{animation:2s ease-in-out infinite pulse}