:root{--gap:24px;--brand:#0a6cf1;--brand-2:#0e7ef5;--brand-gradient:linear-gradient(135deg,#0a6cf1,#0e7ef5 50%,#3b82f6);--hero-gradient:linear-gradient(135deg,#0ea5e9,#0d9488 50%,#059669);--accent:#f59e0b;--accent-2:#ff6b35;--success:#10b981;--purple:#8b5cf6;--teal:#0d9488;--orange:#f97316;--gray-50:#f9fafb;--gray-100:#f3f4f6;--gray-200:#e5e7eb;--gray-300:#d1d5db;--gray-600:#6b7280;--gray-900:#111827;--shadow-sm:0 1px 2px 0 rgba(0,0,0,.05);--shadow-md:0 4px 6px -1px rgba(0,0,0,.1),0 2px 4px -1px rgba(0,0,0,.06);--shadow-lg:0 10px 15px -3px rgba(0,0,0,.1),0 4px 6px -2px rgba(0,0,0,.05);--shadow-xl:0 20px 25px -5px rgba(0,0,0,.1),0 10px 10px -5px rgba(0,0,0,.04);font-family:Inter,ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;line-height:1.6}*{box-sizing:border-box}body{background:linear-gradient(135deg,#f8fafc,#f1f5f9 50%,#e0e7ff);color:var(--gray-900);font-size:16px;overflow-x:hidden}a{transition:all .2s ease}a:hover{color:var(--brand-2);transform:translateY(-1px)}.header{padding:24px 40px;background:hsla(0,0%,100%,.98);-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);border-bottom:1px solid rgba(229,231,235,.6);z-index:100;box-shadow:var(--shadow-lg);transition:all .3s ease}.logo{gap:18px;font-weight:900;font-size:20px;color:var(--gray-900);transition:transform .2s ease}.logo:hover{transform:translateY(-1px)}.container{max-width:1200px;padding:40px 24px}.card{background:hsla(0,0%,100%,.95);border:1px solid rgba(229,231,235,.3);border-radius:24px;padding:40px;box-shadow:var(--shadow-xl);transition:all .4s ease;position:relative;overflow:hidden;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.card:before{content:"";position:absolute;top:0;left:0;right:0;height:4px;background:var(--brand-gradient);opacity:0;transition:opacity .3s ease}.card:hover{transform:translateY(-4px);box-shadow:0 32px 64px -12px rgba(0,0,0,.15);border-color:rgba(59,130,246,.2)}.card:hover:before{opacity:1}.btn{padding:16px 32px;border-radius:16px;border:none;background:var(--brand-gradient);font-size:16px;transition:all .3s ease;text-decoration:none;box-shadow:var(--shadow-lg);position:relative;overflow:hidden;letter-spacing:.025em}.btn:before{content:"";position:absolute;top:0;left:-100%;width:100%;height:100%;background:linear-gradient(90deg,transparent,hsla(0,0%,100%,.3),transparent);transition:left .6s ease}.btn:hover:before{left:100%}.btn:hover{transform:translateY(-3px) scale(1.02);box-shadow:0 20px 25px -5px rgba(10,108,241,.4),0 10px 10px -5px rgba(10,108,241,.3)}.btn:active{transform:translateY(-1px) scale(1.01)}.btn:disabled{opacity:.6;transform:none}.btn-secondary{background:hsla(0,0%,100%,.95);border:2px solid var(--brand);box-shadow:var(--shadow-md);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.btn-secondary:hover{background:var(--brand);color:#fff;transform:translateY(-3px) scale(1.02);box-shadow:var(--shadow-xl)}.btn-outline{background:hsla(0,0%,100%,.95);border:2px solid var(--brand);box-shadow:var(--shadow-md);font-weight:600;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.btn-outline:hover{background:var(--brand);transform:translateY(-3px) scale(1.02);background:var(--brand-gradient);color:#fff;border-color:var(--brand-2);transform:translateY(-2px)}.input,select{padding:14px 16px;border-radius:12px;border:2px solid var(--gray-200);font-size:16px;transition:all .2s ease}.input:focus,select:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px rgba(10,108,241,.1)}.label{font-size:14px;color:var(--gray-600);font-weight:600;margin-bottom:8px}.row{align-items:end}.kicker{color:var(--gray-600);font-size:14px;font-weight:600;margin-bottom:8px}.price{font-size:32px;background:var(--brand-gradient);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.badge{padding:6px 12px;border-radius:20px;background:linear-gradient(135deg,#eef2ff,#e0e7ff);box-shadow:0 2px 4px rgba(55,48,163,.1)}.footer{padding:32px 24px;color:var(--gray-600);background:var(--gray-50)}.footer,hr{border-top:1px solid var(--gray-200)}hr{margin:24px 0}.small{font-size:14px;color:var(--gray-600)}.stepper{gap:12px;margin-bottom:24px}.step{padding:10px 16px;border-radius:25px;border:2px solid var(--gray-200);font-weight:600;transition:all .2s ease}.step.active{background:var(--brand-gradient);box-shadow:0 4px 6px -1px rgba(10,108,241,.3)}.summary{background:linear-gradient(135deg,#fafafa,#f5f5f5);border:2px dashed var(--gray-300);border-radius:16px;padding:24px}td,th{border-bottom:1px solid var(--gray-200);padding:12px 8px}.hero-section{position:relative}.hero-btn-primary:hover{transform:translateY(-4px) scale(1.05);box-shadow:0 20px 40px rgba(0,0,0,.4),0 0 0 3px hsla(0,0%,100%,.2)}.hero-btn-secondary:hover{background:hsla(0,0%,100%,.25);border-color:hsla(0,0%,100%,.7);transform:translateY(-3px)}.product-gallery{display:grid;grid-template-columns:repeat(auto-fit,minmax(350px,1fr));grid-gap:40px;gap:40px;margin-top:32px}.product-item{background:hsla(0,0%,100%,.95);border:1px solid rgba(229,231,235,.3);border-radius:24px;padding:0;transition:all .4s ease;box-shadow:var(--shadow-lg);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);overflow:hidden}.product-item:hover{transform:translateY(-8px) scale(1.02);box-shadow:0 32px 64px -12px rgba(0,0,0,.2);border-color:rgba(102,126,234,.3)}.product-item:hover .product-image{transform:scale(1.05)}.product-item:hover .product-overlay{transform:translateY(0)}.product-item h3{margin:24px 32px 16px;color:var(--gray-900);font-size:1.8rem;font-weight:800}.product-item p{color:var(--gray-600);font-size:1rem;line-height:1.7}.product-item .btn,.product-item p{margin:0 32px 32px}.showcase-grid{display:grid;grid-template-columns:2fr 1fr 1fr;grid-gap:24px;gap:24px;margin-top:32px}.showcase-item{transition:all .3s ease}.showcase-item:hover{transform:translateY(-4px)}.showcase-item.large{grid-row:span 2}@media (max-width:1024px){.showcase-grid{grid-template-columns:1fr 1fr}.showcase-item.large{grid-column:span 2;grid-row:span 1}}@media (max-width:768px){.hero-section{padding:60px 40px!important;min-height:80vh!important;background-attachment:scroll!important}.hero-section h1{font-size:3rem!important}.hero-section h1 span{font-size:2.5rem!important}.product-gallery{grid-template-columns:1fr;gap:24px}.showcase-grid{grid-template-columns:1fr;gap:20px}.showcase-item.large{grid-column:span 1}.card>div[style*="grid-template-columns: 1fr 1fr"]{grid-template-columns:1fr!important;gap:32px!important}section[style*="background: #1e40af"]{padding:30px 24px!important}section[style*="background: #1e40af"] div[style*=grid-template-columns]{grid-template-columns:repeat(auto-fit,minmax(150px,1fr))!important;gap:24px!important}section div[style*="gridTemplateColumns: 'repeat(auto-fit, minmax(250px, 1fr))'"]{grid-template-columns:1fr!important;gap:32px!important}section div[style*="gridTemplateColumns: 'repeat(auto-fit, minmax(300px, 1fr))'"]{grid-template-columns:1fr!important;gap:24px!important}section div[style*="gridTemplateColumns: '1fr 2fr'"]{grid-template-columns:1fr!important;gap:32px!important}section[style*="padding: '80px 60px'"]{padding:40px 24px!important}section[style*="padding: '40px 60px'"]{padding:24px 20px!important}}@media (max-width:480px){.hero-section{padding:40px 24px!important}.hero-section h1{font-size:2.5rem!important}.hero-section h1 span{font-size:2rem!important}.hero-section .floating-badge{position:relative!important;margin:16px auto!important;display:block!important;width:-moz-fit-content!important;width:fit-content!important}}.hero-section,.product-image,.showcase-item>div{background-attachment:scroll;will-change:transform}.hero-section>div[style*=backdrop-filter],.product-overlay,.showcase-item div[style*=backdrop-filter]{-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);border:1px solid hsla(0,0%,100%,.2)}h1{font-size:3rem;line-height:1.1;margin:0 0 16px;background:var(--brand-gradient);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}h1,h2{font-weight:800}h2{font-size:2.5rem;line-height:1.2;margin:0 0 32px;color:var(--gray-900);position:relative;text-align:center}h2:after{content:"";position:absolute;bottom:-8px;left:50%;transform:translateX(-50%);width:80px;height:4px;background:var(--hero-gradient);border-radius:2px}h3{font-size:1.75rem;font-weight:700;line-height:1.3;margin:0 0 20px;color:var(--gray-900);position:relative}.trust{list-style:none;padding:0;margin:24px 0 0;display:flex;gap:24px;flex-wrap:wrap}.trust li{color:var(--success);font-weight:600;font-size:16px}.tiles{grid-template-columns:repeat(auto-fit,minmax(320px,1fr));grid-gap:32px;gap:32px;margin-top:32px}.tile{background:hsla(0,0%,100%,.95);border:1px solid rgba(229,231,235,.3);border-radius:24px;box-shadow:var(--shadow-lg);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);position:relative;overflow:hidden}.tile:before{content:"";position:absolute;top:0;left:0;right:0;height:6px;background:var(--hero-gradient);transform:scaleX(0);transition:transform .3s ease;transform-origin:left}.tile:hover{box-shadow:0 32px 64px -12px rgba(0,0,0,.15);border-color:rgba(102,126,234,.3)}.tile:hover:before{transform:scaleX(1)}.benefits{display:grid;grid-gap:20px;gap:20px}.benefits li{gap:16px;padding:24px;background:hsla(0,0%,100%,.95);border:1px solid rgba(229,231,235,.3);border-radius:16px;box-shadow:var(--shadow-md);transition:all .3s ease;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);position:relative;overflow:hidden}.benefits li:before{content:"";position:absolute;top:0;left:0;width:4px;height:100%;background:var(--hero-gradient);transform:scaleY(0);transition:transform .3s ease;transform-origin:top}.benefits li:hover{transform:translateX(8px);border-color:rgba(102,126,234,.3);box-shadow:var(--shadow-lg)}.benefits li:hover:before{transform:scaleY(1)}.benefits strong{color:var(--brand);font-weight:700}.benefit-icon{width:32px;height:32px;transition:transform .3s ease}.benefits li:hover .benefit-icon{transform:scale(1.1) rotate(5deg)}body{margin:0;background:#f7f7f8;color:#111}a{color:var(--brand);text-decoration:none}.header{justify-content:space-between;padding:16px 24px;background:#fff;border-bottom:1px solid #e5e7eb;position:-webkit-sticky;position:sticky;top:0;z-index:10}.header,.logo{display:flex;align-items:center}.logo{gap:12px;font-weight:800}.container{max-width:1100px;margin:0 auto;padding:24px}.card{background:#fff;border:1px solid #e5e7eb;border-radius:12px;padding:24px;box-shadow:0 1px 2px rgba(16,24,40,.04)}.grid{display:grid;grid-gap:var(--gap);gap:var(--gap)}.btn{display:inline-flex;align-items:center;justify-content:center;padding:10px 16px;border-radius:10px;border:1px solid var(--brand);background:var(--brand);color:#fff;font-weight:700;cursor:pointer}.btn:disabled{opacity:.5;cursor:not-allowed}.btn-outline,.btn-secondary{background:#fff;color:var(--brand);border:1px solid var(--brand)}.input,select{width:100%;padding:10px 12px;border-radius:10px;border:1px solid #d1d5db;background:#fff}.label{font-size:12px;color:#374151}.row{display:grid;grid-template-columns:1fr 1fr;grid-gap:var(--gap);gap:var(--gap)}.kicker{color:#6b7280;font-size:12px;text-transform:uppercase;letter-spacing:.08em}.price{font-size:28px;font-weight:800}.badge{padding:4px 8px;border-radius:999px;background:#eef2ff;color:#3730a3;font-weight:700;font-size:12px}.footer{text-align:center;padding:24px;color:#6b7280}hr{border:none;border-top:1px solid #e5e7eb;margin:16px 0}.small{font-size:12px;color:#6b7280}.stepper{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:16px}.step{padding:6px 10px;border-radius:999px;border:1px solid #e5e7eb;background:#fff}.step.active{background:var(--brand);border-color:var(--brand);color:#fff}.summary{background:#fafafa;border:1px dashed #d1d5db;border-radius:12px;padding:16px}table{width:100%;border-collapse:collapse}td,th{border-bottom:1px solid #e5e7eb;padding:8px;text-align:left}.tiles{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));grid-gap:24px;gap:24px;margin-top:24px}.tile{background:#fff;border:1px solid #e5e7eb;border-radius:16px;padding:32px;text-align:center;transition:all .4s ease;box-shadow:0 4px 6px -1px rgba(0,0,0,.1);transform:translateY(0)}.tile:hover{transform:translateY(-8px) scale(1.02);box-shadow:0 20px 40px rgba(0,0,0,.15);border-color:#3b82f6}.tile h3{margin:0 0 20px;color:var(--gray-900);font-size:24px;font-weight:800}.tile h3,.tile p{text-align:center}.tile p{margin:0 0 32px;color:var(--gray-600);font-size:16px;line-height:1.7}.tile-icon{margin:0 auto 32px;width:120px;height:120px;display:flex;align-items:center;justify-content:center;background:var(--hero-gradient);border-radius:28px;color:#fff;box-shadow:0 16px 32px rgba(102,126,234,.4),inset 0 2px 4px hsla(0,0%,100%,.2);transform:perspective(200px) rotateX(0deg);transition:all .5s ease;position:relative;overflow:hidden}.tile-icon:before{content:"";position:absolute;top:-50%;left:-50%;width:200%;height:200%;background:linear-gradient(45deg,transparent,hsla(0,0%,100%,.1),transparent);transform:rotate(45deg);transition:all .6s ease;opacity:0}.tile:hover .tile-icon{transform:perspective(200px) rotateX(-10deg) scale(1.1) rotate(5deg);box-shadow:0 24px 48px rgba(102,126,234,.5),inset 0 4px 8px hsla(0,0%,100%,.3)}.tile:hover .tile-icon:before{opacity:1;animation:shimmer 1.5s ease-in-out}@keyframes shimmer{0%{transform:translateX(-100%) translateY(-100%) rotate(45deg)}to{transform:translateX(100%) translateY(100%) rotate(45deg)}}@keyframes spin{0%{transform:rotate(0deg)}to{transform:rotate(1turn)}}@keyframes float{0%,to{transform:translateY(0)}50%{transform:translateY(-20px)}}@keyframes pulse{0%,to{opacity:.6}50%{opacity:.8}}.window-preview{background:linear-gradient(135deg,#f8fafc,#e2e8f0);border:2px solid #e2e8f0;border-radius:16px;padding:32px;text-align:center;margin-bottom:24px;box-shadow:0 8px 32px rgba(0,0,0,.1)}.window-preview h4{margin:0 0 20px;color:#374151;font-size:18px;font-weight:600}.preview-window{display:inline-block;border:4px solid #374151;background:linear-gradient(145deg,rgba(59,130,246,.15),rgba(99,102,241,.15));border-radius:8px;position:relative;margin:0 auto;box-shadow:0 0 0 2px rgba(59,130,246,.2),8px 8px 16px rgba(0,0,0,.15),inset 0 2px 4px hsla(0,0%,100%,.1);transform:perspective(400px) rotateY(-5deg) rotateX(2deg);transition:all .3s ease}.preview-window:hover{transform:perspective(400px) rotateY(0deg) rotateX(0deg) scale(1.05);box-shadow:0 0 0 2px rgba(59,130,246,.3),12px 12px 24px rgba(0,0,0,.2),inset 0 2px 8px hsla(0,0%,100%,.15)}.window-frame{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);background:linear-gradient(145deg,#475569,#64748b);width:3px;height:85%;border-radius:1px;box-shadow:1px 1px 2px rgba(0,0,0,.3)}.window-frame.horizontal{width:85%;height:3px;box-shadow:0 1px 2px rgba(0,0,0,.3)}.window-handle{position:absolute;right:12px;top:65%;width:8px;height:8px;background:linear-gradient(145deg,#dc2626,#ef4444);border-radius:50%;box-shadow:0 2px 4px rgba(0,0,0,.3),inset 0 1px 1px hsla(0,0%,100%,.2)}.window-handle:before{content:"";position:absolute;top:-2px;left:-6px;width:20px;height:4px;background:linear-gradient(145deg,#374151,#475569);border-radius:2px;box-shadow:0 1px 2px rgba(0,0,0,.3)}.material-selector{display:grid;grid-template-columns:repeat(3,1fr);grid-gap:12px;gap:12px;margin:16px 0}.material-option{padding:12px;border:2px solid #e5e7eb;border-radius:8px;text-align:center;cursor:pointer;transition:all .2s ease}.material-option.selected{border-color:var(--brand);background:rgba(10,108,241,.05)}.material-option:hover{border-color:var(--brand-2);background:rgba(10,108,241,.02)}.material-icon{width:32px;height:32px;margin:0 auto 8px;border-radius:4px}.material-pvc{background:linear-gradient(135deg,#f8fafc,#e2e8f0)}.material-aluminium{background:linear-gradient(135deg,#cbd5e1,#94a3b8)}.material-holz{background:linear-gradient(135deg,#a3a3a3,#525252)}@media (max-width:768px){.tiles{grid-template-columns:1fr;gap:16px}.tile{padding:20px}.tile-icon{width:60px;height:60px}.material-selector{grid-template-columns:1fr;gap:8px}.window-preview{padding:16px}.preview-window{width:100px!important;height:80px!important}}.benefits{list-style:none;padding:0;margin:0}.benefits li{display:flex;align-items:flex-start;gap:12px;margin-bottom:16px;padding:16px;background:#f8fafc;border:1px solid #e2e8f0;border-radius:8px}.benefits li:last-child{margin-bottom:0}.benefit-icon{width:24px;height:24px;flex-shrink:0;margin-top:2px}