@import"https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&family=Outfit:wght@500;600;700&display=swap";:root{--color-primary: #3b82f6;--color-primary-light: #60a5fa;--color-primary-dark: #1e40af;--color-accent: #8b5cf6;--color-accent-light: #a78bfa;--color-accent-dark: #7c3aed;--color-success: #4ade80;--color-warning: #fbbf24;--color-danger: #f87171;--color-info: #60a5fa;--color-white: #ffffff;--color-gray-50: #f8fafc;--color-gray-100: #f1f5f9;--color-gray-200: #e2e8f0;--color-gray-300: #cbd5e1;--color-gray-400: #94a3b8;--color-gray-500: #64748b;--color-gray-600: #475569;--color-gray-700: #334155;--color-gray-800: #1e293b;--color-gray-900: #0f172a;--surface-body: #f0f4f8;--surface-card: var(--color-white);--surface-header: var(--color-white);--surface-footer: var(--color-gray-800);--surface-kurzantwort: #eff6ff;--surface-profi: #f5f3ff;--surface-warning: #fef2f2;--surface-success: #f0fdf4;--surface-info: #eff6ff;--text-primary: var(--color-gray-800);--text-secondary: 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12px;--radius-xl: 16px;--radius-full: 9999px;--border-light: 1px solid var(--color-gray-200);--border-medium: 1px solid var(--color-gray-300);--shadow-sm: 0 1px 3px rgba(0, 0, 0, .08), 0 1px 2px rgba(0, 0, 0, .06);--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, .15), 0 10px 10px -5px rgba(0, 0, 0, .08);--transition-fast: .15s ease;--transition-normal: .25s ease;--transition-slow: .4s ease}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth;font-size:16px;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}body{font-family:var(--font-family);font-size:var(--font-size-base);line-height:var(--line-height-normal);color:var(--text-primary);background:var(--surface-body);min-height:100vh}img,svg{max-width:100%;height:auto;display:block}a{color:var(--text-link);text-decoration:none;transition:color 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768px){.wa-sticky{bottom:20px;right:20px;width:54px;height:54px;font-size:28px}}.cookie-banner{position:fixed;bottom:24px;left:24px;right:24px;background:var(--surface-body);border:1px solid var(--border-light);border-radius:var(--radius-lg);box-shadow:0 10px 25px -5px #0000001a,0 8px 10px -6px #0000001a;z-index:10000;padding:var(--space-6);transition:transform .4s ease,opacity .4s ease}.cookie-banner.hide{transform:translateY(120%);opacity:0}.cookie-content{display:flex;align-items:center;justify-content:space-between;gap:var(--space-6);max-width:var(--container-max);margin:0 auto}.cookie-text p{margin:0;font-size:var(--font-size-sm);color:var(--text-secondary)}.cookie-buttons{display:flex;gap:var(--space-3);flex-shrink:0}@media (max-width: 768px){.cookie-banner{bottom:0;left:0;right:0;border-radius:var(--radius-lg) var(--radius-lg) 0 0;padding:var(--space-4)}.cookie-content{flex-direction:column;align-items:flex-start;gap:var(--space-4)}.cookie-buttons{width:100%}.cookie-buttons 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a{color:var(--text-secondary)}.kurzantwort{background:var(--surface-info);border-left:4px solid var(--color-primary);border-radius:var(--radius-md);padding:var(--space-6);margin:var(--space-6) 0 var(--space-8);font-size:var(--font-size-md);line-height:var(--line-height-relaxed);position:relative;box-shadow:var(--shadow-sm)}.kurzantwort p{margin-bottom:var(--space-2);max-width:none}.kurzantwort .kurzantwort-label{display:block;font-size:var(--font-size-xs);text-transform:uppercase;letter-spacing:.08em;color:var(--color-primary);font-weight:var(--font-weight-semibold);margin-bottom:var(--space-3)}.price-table-wrap{overflow-x:auto}.price-table{width:100%;border-collapse:collapse;background:var(--surface-card);border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-md);margin:var(--space-6) 0}.price-table thead{background:var(--color-primary);color:var(--text-inverse)}.price-table th{padding:var(--space-4) 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0;border-bottom:var(--border-light);font-size:var(--font-size-sm);color:var(--text-secondary);display:flex;justify-content:space-between}.faq-section{margin:var(--space-12) 0}.faq-section h2{text-align:center;margin-bottom:var(--space-8)}.faq-item{background:var(--surface-card);border:var(--border-light);border-radius:var(--radius-md);margin-bottom:var(--space-3);overflow:hidden;box-shadow:var(--shadow-sm)}.faq-question{width:100%;display:flex;align-items:center;justify-content:space-between;padding:var(--space-5) var(--space-6);background:none;border:none;cursor:pointer;font-family:var(--font-family);font-size:var(--font-size-base);font-weight:var(--font-weight-semibold);color:var(--text-primary);text-align:left;transition:background var(--transition-fast)}.faq-question:hover{background:var(--color-gray-50)}.faq-question .icon{font-size:var(--font-size-lg);transition:transform var(--transition-normal);color:var(--color-primary);flex-shrink:0}.faq-item.open .faq-question 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ease}.btn-3d-cam:hover,.btn-3d-cam.active{background:var(--color-primary);border-color:var(--color-primary);color:#fff;box-shadow:0 2px 8px #2563eb66}.scene-3d-badge{color:#38bdf8;font-size:.8rem;font-weight:800;display:flex;align-items:center;gap:6px}#roof-3d-viewport{flex:1;min-height:380px;display:flex;align-items:center;justify-content:center;perspective:1200px;position:relative;cursor:grab;overflow:hidden;border-radius:var(--radius-lg);background:radial-gradient(circle at center,rgba(56,189,248,.05) 0%,transparent 70%)}#roof-3d-viewport:active{cursor:grabbing}.house-3d-scaler{width:220px;height:120px;position:relative;transform-style:preserve-3d;transition:transform .3s cubic-bezier(.2,.8,.2,1)}.house-3d{width:100%;height:100%;position:absolute;top:0;left:0;transform-style:preserve-3d;transform:rotateX(-22deg) rotateY(32deg);transition:transform .1s ease-out}.house-3d.animate-spin{animation:houseSpin 16s linear infinite}@keyframes houseSpin{0%{transform:rotateX(-20deg) 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rotateY(90deg)}.roof-hip-plane{position:absolute;width:210px;left:-105px;background:#334155;border:2px solid #0f172a;transform-origin:bottom center;transform-style:preserve-3d;clip-path:polygon(50% 0%,0% 100%,100% 100%);-webkit-clip-path:polygon(50% 0%,0% 100%,100% 100%);transition:all .3s ease;display:none}.roof-flat-plate{position:absolute;width:220px;height:200px;left:-110px;top:-100px;background:#1e293b;border:2px solid #0f172a;transform:translateY(-4px) rotateX(90deg);display:none;box-shadow:inset 0 0 25px #0009}.roof-attika-wrap{display:none;transform-style:preserve-3d}.attika-wall{position:absolute;background:#94a3b8;border:1px solid #475569;box-shadow:inset 0 2px 4px #ffffff40,inset 0 -2px 4px #0003}.attika-front{width:224px;height:14px;top:-14px;left:-112px;transform:translateZ(100px)}.attika-back{width:224px;height:14px;top:-14px;left:-112px;transform:translateZ(-100px) rotateY(180deg)}.attika-left{width:204px;height:14px;top:-14px;left:-102px;transform:translate(-110px) rotateY(-90deg)}.attika-right{width:204px;height:14px;top:-14px;left:-102px;transform:translate(110px) rotateY(90deg)}.roof-shed-plane{position:absolute;width:240px;left:-120px;background:#334155;border:2px solid #0f172a;transform-origin:bottom center;transform-style:preserve-3d;transition:all .3s ease;display:none}.roof-pult-back{position:absolute;width:220px;left:-110px;background:#e2e8f0;border:2px solid #475569;transform:translateZ(-100px) rotateY(180deg);display:none;transition:height .3s ease,top .3s ease}.roof-pult-wall{position:absolute;width:200px;left:-100px;background:#cbd5e1;display:none;transform-style:preserve-3d;transition:height .3s ease,top .3s ease}.roof-pult-wall-left{transform:translate(-110px) rotateY(-90deg)}.roof-pult-wall-right{transform:translate(110px) rotateY(90deg)}.roof-mansard-wrap{display:none;transform-style:preserve-3d}.roof-mansard-low{position:absolute;width:240px;height:70px;left:-120px;background:#334155;border:2px solid #0f172a;transform-origin:bottom center;transform-style:preserve-3d;transition:all .3s ease}.roof-mansard-low-l{top:-70px;transform:translateZ(105px) rotateX(25deg)}.roof-mansard-low-r{top:-70px;transform:translateZ(-105px) rotateX(-25deg)}.roof-mansard-up{position:absolute;width:240px;height:80px;left:-120px;background:#334155;border:2px solid #0f172a;transform-origin:bottom center;transform-style:preserve-3d;transition:all .3s ease}.roof-mansard-up-l{top:-145px;transform:translateZ(76px) rotateX(60deg)}.roof-mansard-up-r{top:-145px;transform:translateZ(-76px) rotateX(-60deg)}.roof-mansard-gable{position:absolute;width:210px;height:105px;left:-105px;top:-105px;background:#cbd5e1;clip-path:polygon(50% 0%,86% 38%,100% 100%,0% 100%,14% 38%);-webkit-clip-path:polygon(50% 0%,86% 38%,100% 100%,0% 100%,14% 38%);transform-style:preserve-3d}.roof-mansard-gable-l{transform:translate(-110px) rotateY(-90deg)}.roof-mansard-gable-r{transform:translate(110px) rotateY(90deg)}.roof-dormer-3d{position:absolute;width:54px;height:42px;top:-50px;left:20px;transform:translateZ(88px);display:none;transform-style:preserve-3d;box-shadow:0 8px 18px #00000059;transition:all .3s ease;z-index:10}.dormer-front{position:absolute;width:54px;height:42px;background:#f8fafc;border:2px solid #334155;border-bottom:none;display:flex;align-items:center;justify-content:center;transform-style:preserve-3d}.dormer-window{width:38px;height:28px;background:#0284c7;border:2px solid #0369a1;border-radius:3px;display:grid;grid-template-columns:1fr 1fr;gap:2px;padding:2px;box-shadow:inset 0 0 6px #0006}.dormer-window .window-pane{background:#e0f2fed9;border-radius:1px}.dormer-side{position:absolute;width:36px;height:42px;background:#cbd5e1;border:1px solid #475569;top:0;transform-origin:left top;clip-path:polygon(0% 0%,100% 0%,0% 100%);-webkit-clip-path:polygon(0% 0%,100% 0%,0% 100%)}.dormer-side-left{left:0;transform:rotateY(-90deg)}.dormer-side-right{left:54px;transform:rotateY(-90deg)}.dormer-roof{position:absolute;width:60px;height:44px;left:-3px;top:-4px;background:#334155;border:2px solid #0f172a;transform-origin:top center;transform:rotateX(15deg);box-shadow:0 -2px 6px #0000004d;transition:all .3s ease}.texture-beton{background-color:#334155!important;background-image:repeating-linear-gradient(0deg,transparent,transparent 12px,rgba(0,0,0,.3) 12px,rgba(0,0,0,.3) 14px),repeating-linear-gradient(90deg,transparent,transparent 20px,rgba(255,255,255,.05) 20px,rgba(255,255,255,.05) 22px)!important}.texture-ziegel{background-color:#c2410c!important;background-image:repeating-linear-gradient(0deg,transparent,transparent 10px,rgba(0,0,0,.25) 10px,rgba(0,0,0,.25) 12px),repeating-linear-gradient(90deg,transparent,transparent 16px,rgba(255,255,255,.1) 16px,rgba(255,255,255,.1) 18px)!important}.texture-schiefer{background-color:#1e293b!important;background-image:repeating-linear-gradient(45deg,transparent,transparent 8px,rgba(255,255,255,.08) 8px,rgba(255,255,255,.08) 10px),repeating-linear-gradient(-45deg,transparent,transparent 8px,rgba(0,0,0,.4) 8px,rgba(0,0,0,.4) 10px)!important}.texture-blech{background-color:#64748b!important;background-image:repeating-linear-gradient(90deg,transparent,transparent 24px,#0f172a 24px,#0f172a 27px)!important}.texture-dachfolie,.texture-folie{background-color:#1e293b!important;background-image:repeating-linear-gradient(0deg,transparent,transparent 38px,rgba(56,189,248,.25) 38px,rgba(56,189,248,.25) 40px),radial-gradient(circle at 50% 50%,rgba(255,255,255,.04) 0%,transparent 70%)!important}.texture-bitumen{background-color:#18181b!important;background-image:repeating-linear-gradient(0deg,#18181b,#18181b 22px,#27272a 22px,#27272a 24px),repeating-linear-gradient(90deg,transparent,transparent 40px,rgba(0,0,0,.4) 40px,rgba(0,0,0,.4) 42px)!important}.badge-3d-floating{position:absolute;background:#0f172ad9;border:1px solid #38bdf8;color:#fff;font-size:.75rem;font-weight:800;padding:3px 8px;border-radius:20px;box-shadow:0 4px 12px #0000004d;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);z-index:20;pointer-events:none;display:flex;align-items:center;gap:4px}.badge-3d-area{top:15px;right:15px;background:#0284c7;border-color:#38bdf8;font-size:.85rem}.badge-3d-pitch{bottom:15px;left:15px;background:#0f172a;color:#f59e0b;border-color:#f59e0b}.choice-cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:var(--space-3)}.choice-card{display:block;cursor:pointer;position:relative}.choice-card input{position:absolute;opacity:0;width:0;height:0}.choice-card .card-content{display:flex;flex-direction:column;align-items:stretch;justify-content:flex-start;gap:var(--space-4);padding:var(--space-3);background:var(--color-white);border:2px solid #e2e8f0;border-radius:var(--radius-lg);text-align:center;transition:all var(--transition-normal);height:100%;min-height:180px;overflow:hidden}.choice-card .card-content img{width:100%!important;height:110px!important;object-fit:contain!important;display:block;background:var(--color-gray-50);border:1px solid var(--border-light);border-radius:var(--radius-md);padding:var(--space-1);flex-shrink:0}.choice-card .card-content i{font-size:2.6rem;color:var(--color-primary);transition:transform .2s;margin:var(--space-4) auto var(--space-2)}.choice-card .card-icon-box{width:70px;height:70px;margin:var(--space-2) auto var(--space-1);display:flex;align-items:center;justify-content:center;background:#f8fafc;border:1px solid #e2e8f0;border-radius:var(--radius-lg, 12px);transition:all .25s ease}.choice-card:hover .card-icon-box{transform:translateY(-2px) scale(1.05);background:#eff6ff;border-color:#93c5fd}.choice-card input:checked+.card-content .card-icon-box{background:#dbeafe;border-color:#3b82f6;box-shadow:0 4px 12px #2563eb2e}.choice-card .card-icon-box svg{width:46px;height:46px;display:block;transition:transform .2s ease}.choice-card .card-content span{display:block;width:100%;font-size:.875rem;font-weight:700;color:var(--text-primary);line-height:1.25;margin-top:auto}.choice-card .card-content small{display:block;font-size:.72rem;color:#64748b;font-weight:500;margin-top:3px;line-height:1.2}.choice-card:hover .card-content{border-color:var(--color-primary-light);transform:translateY(-2px);box-shadow:var(--shadow-md)}.choice-card input:checked+.card-content{border:3px solid var(--color-primary);background:var(--surface-body)}.choice-card input:checked+.card-content span{color:var(--color-primary)}.choice-card input:checked+.card-content small{color:#1d4ed8}.form-inputs{display:flex;flex-direction:column;gap:var(--space-4)}.input-group label{display:block;font-weight:600;margin-bottom:var(--space-1);color:#475569;font-size:.9rem}.input-wrapper{display:flex;align-items:stretch;border:2px solid #94a3b8;border-radius:var(--radius-md);overflow:hidden;transition:border-color .2s;height:46px;background:#fff}.input-wrapper:focus-within{border-color:var(--color-primary)}.input-wrapper input{flex:1;border:none!important;border-radius:0!important;padding:0 var(--space-3)!important;font-size:1rem;color:#1e293b;height:100%}.input-wrapper .unit{background:var(--color-gray-100);padding:0 var(--space-4);display:flex;align-items:center;font-weight:700;color:#64748b;border-left:1px solid var(--border);font-size:.9rem}.enable-checkbox{display:inline-flex;align-items:center;gap:12px;cursor:pointer;-webkit-user-select:none;user-select:none;margin-bottom:var(--space-2)}.enable-checkbox input{position:absolute;opacity:0;width:0;height:0}.checkbox-box{display:inline-block;width:44px;min-width:44px;height:24px;background:#cbd5e1;border-radius:100px;position:relative;transition:all .3s ease;border:1px solid #94a3b8!important;vertical-align:middle}.checkbox-box:after{content:"";width:18px;height:18px;border-radius:50%;background:#fff;box-shadow:0 2px 4px #0003;position:absolute;top:2px;left:2px;transition:all .3s cubic-bezier(.4,0,.2,1)}.enable-checkbox input:checked+.checkbox-box{background:#10b981!important;border-color:#059669!important}.enable-checkbox input:checked+.checkbox-box:after{transform:translate(20px)}.dimension-tabs{display:flex;gap:var(--space-2);margin-bottom:var(--space-6);overflow-x:auto;padding-bottom:var(--space-2)}.tab-btn{padding:var(--space-2) var(--space-4);background:var(--color-gray-100);border:2px solid #94a3b8;border-radius:var(--radius-full);font-size:.875rem;font-weight:600;color:#64748b;cursor:pointer;white-space:nowrap;transition:all .2s}.tab-btn.active{background:var(--color-primary);color:var(--color-white);border-color:var(--color-primary)}.dimension-pane{display:none;animation:fadeIn .3s ease}.dimension-pane.active{display:block}@keyframes fadeIn{0%{opacity:0;transform:translateY(5px)}to{opacity:1;transform:translateY(0)}}.dimension-container{display:grid;grid-template-columns:1fr 1fr;gap:var(--space-8);align-items:flex-start}@media (max-width: 992px){.dimension-container{grid-template-columns:1fr}}.rechner-results{margin-top:var(--space-8);padding:var(--space-5);background:#f8fafc;border:2px solid #94a3b8;border-radius:var(--radius-lg)}.rechner-actions{border-top:1px solid var(--border);padding-top:var(--space-6);text-align:center}.rechner-note{font-size:.875rem;color:var(--text-secondary);margin-top:var(--space-2)}.update-badge{display:inline-flex;align-items:center;gap:var(--space-2);font-size:var(--font-size-xs);color:var(--text-muted);margin-bottom:var(--space-6)}.update-badge .dot{width:8px;height:8px;border-radius:50%;background:var(--color-success);animation:pulse 2s infinite}@keyframes pulse{0%,to{opacity:1}50%{opacity:.4}}.source-note{font-size:var(--font-size-xs);color:var(--text-muted);font-style:italic;margin-top:var(--space-2)}@media (max-width: 768px){.nav-toggle{display:flex}.main-nav{display:none;position:fixed;top:0;left:0;right:0;bottom:0;background:#fffffffa;backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);flex-direction:column;justify-content:flex-start;padding:80px var(--space-6) var(--space-6);z-index:999;overflow-y:auto}.main-nav.open{display:flex;animation:mobileNavIn .35s ease forwards}@keyframes mobileNavIn{0%{opacity:0;transform:scale(.98) translateY(-10px)}to{opacity:1;transform:scale(1) translateY(0)}}.main-nav.closing{animation:mobileNavOut .25s ease forwards}@keyframes mobileNavOut{0%{opacity:1;transform:scale(1) translateY(0)}to{opacity:0;transform:scale(.98) translateY(-10px)}}.nav-list{flex-direction:column;gap:var(--space-1);width:100%}.nav-list li{width:100%}.nav-link{display:block;width:100%;padding:var(--space-4) var(--space-5);font-size:var(--font-size-md);border-radius:var(--radius-md);color:var(--text-primary)}.nav-link:after{display:none}.nav-link:hover,.nav-link.active{background:#3b82f61a;color:var(--color-primary)}.nav-actions{margin-left:0;padding-left:0;border-left:none;flex-direction:column;gap:var(--space-3);margin-top:var(--space-4);padding-top:var(--space-4);border-top:1px solid var(--color-gray-200);width:100%}.nav-actions .btn--calculator,.nav-actions .btn--contact{width:100%;justify-content:center;padding:var(--space-4) var(--space-6);font-size:var(--font-size-base)}}@media (max-width: 768px){.hero{padding:var(--space-10) 0 var(--space-20)}.hero:after{height:40px}.hero h1{font-size:var(--font-size-2xl)}.hero .hero-subtitle{font-size:var(--font-size-base)}.kurzantwort{padding:var(--space-4);margin:var(--space-4) 0 var(--space-6);font-size:var(--font-size-sm)}.scenario-cards{grid-template-columns:1fr;gap:var(--space-4)}.scenario-card{padding:var(--space-5)}.link-cards{grid-template-columns:1fr 1fr;gap:var(--space-3)}.faq-question{padding:var(--space-4);font-size:var(--font-size-sm)}.cta-box{padding:var(--space-8) var(--space-5)}.footer-grid{grid-template-columns:1fr 1fr}.footer-bottom{flex-direction:column;gap:var(--space-3);text-align:center}.rechner-card{padding:var(--space-4)}.choice-cards{grid-template-columns:repeat(2,1fr);gap:var(--space-2)}.choice-card .card-content{min-height:140px;padding:var(--space-2)}.choice-card .card-content img{height:80px!important}.btn--large{width:100%;justify-content:center}}@media (max-width: 480px){.link-cards{grid-template-columns:1fr}.hero h1{font-size:var(--font-size-xl)}.cta-box{padding:var(--space-6) var(--space-4)}.footer-grid{grid-template-columns:1fr}}