:root{--color-primary: #2ecc71;--color-primary-dark: #27ae60;--color-primary-light: #a8e6cf;--color-secondary: #1abc9c;--color-secondary-dark: #16a085;--color-secondary-light: #7dffdc;--color-accent: #e76f51;--color-accent-dark: #d65a4f;--color-accent-light: #ffa07a;--color-success: #2ecc71;--color-success-dark: #27ae60;--color-error: #e74c3c;--color-error-dark: #c0392b;--color-warning: #f39c12;--color-warning-dark: #e67e22;--color-info: #3498db;--color-info-dark: #2980b9;--color-bg: #f8f9fa;--color-bg-secondary: #ffffff;--color-bg-dark: #0f172a;--color-bg-dark-secondary: #1e293b;--color-text: #1e293b;--color-text-secondary: #64748b;--color-text-dark: #f1f5f9;--color-text-dark-secondary: #cbd5e1;--color-border: #e2e8f0;--color-border-dark: #334155;--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);--shadow-dark: 0 10px 30px rgba(0, 0, 0, .3);--color-link: #3b82f6;--color-link-hover: #2563eb;--color-link-dark: #60a5fa;--color-link-hover-dark: #93c5fd;--space-xs: .25rem;--space-sm: .5rem;--space-md: 1rem;--space-lg: 1.5rem;--space-xl: 2rem;--space-2xl: 3rem;--space-3xl: 4rem;--radius-sm: .25rem;--radius: .5rem;--radius-md: .75rem;--radius-lg: 1rem;--radius-full: 9999px;--transition-fast: .15s ease;--transition: .25s ease;--transition-slow: .35s ease;--transition-all: all .25s ease;--font-body: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;--font-heading: "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;--font-mono: "Courier New", Courier, monospace;--z-dropdown: 1000;--z-mobile-overlay: 1005;--z-mobile-menu: 1010;--z-sticky: 1020;--z-fixed: 1030;--z-modal-backdrop: 1040;--z-modal: 1050;--z-popover: 1060;--z-tooltip: 1070}body{background:linear-gradient(135deg,var(--color-bg) 0%,#e8f5e9 100%);color:var(--color-text);transition:background var(--transition),color var(--transition);font-family:var(--font-body)}body.dark{background:linear-gradient(135deg,var(--color-bg-dark) 0%,#0a0f1a 100%);color:var(--color-text-dark)}body.menu-is-open{overflow:hidden}html{scroll-behavior:smooth}.layout{display:flex;flex-direction:column;min-height:100%}.page-content{flex:1}.site-header{background:#fffffff2;backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);padding:var(--space-md) var(--space-lg);box-shadow:var(--shadow-md);position:sticky;top:0;z-index:var(--z-sticky);border-bottom:1px solid var(--color-border);transition:all var(--transition)}body.dark .site-header{background:#0f172af2;border-bottom:1px solid var(--color-border-dark)}.site-header nav{display:flex;justify-content:space-between;align-items:center;max-width:1200px;margin:0 auto;position:relative;z-index:2;flex-wrap:nowrap}.site-header nav a.active{color:#1c7d3f}body.dark .site-header nav a.active{color:#1abc9c}.mobile-only{display:none}.nav-mobile-controls{display:none;width:100%}.nav-mobile-actions{display:flex;flex-direction:column;gap:var(--space-sm);width:100%}.mobile-language,.mobile-language .language-toggle{width:100%}.mobile-language .language-toggle-icon{right:1rem}.mobile-menu-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#0f172a73;backdrop-filter:blur(4px);-webkit-backdrop-filter:blur(4px);opacity:0;pointer-events:none;transition:opacity var(--transition-fast);z-index:0;display:none}.mobile-menu-overlay.visible{display:block;opacity:1;pointer-events:auto}body.dark .mobile-menu-overlay{background:#000000a6}.left-section,.right-section{display:flex;align-items:center;gap:1rem}.logo{display:flex;align-items:center;font-size:clamp(1.5rem,2vw,1.5rem);font-weight:700;color:var(--color-primary);transition:color var(--transition)}.logo a{text-decoration:none;color:inherit;display:flex;align-items:center}body.dark .logo a{color:var(--color-secondary)}.logo a:hover{color:var(--color-primary-dark);text-decoration:none;transition:color var(--transition)}body.dark .logo a:hover{color:var(--color-secondary-dark);text-decoration:none;transition:color var(--transition)}.logo a:focus{outline:none;box-shadow:0 0 0 2px var(--color-primary)}body.dark .logo a:focus{box-shadow:0 0 0 2px var(--color-secondary);transition:box-shadow var(--transition)}.logo-image{display:flex;align-items:center;justify-content:center;height:70px;border-radius:50%;overflow:hidden;margin-right:.5rem}body.dark .logo-image{background-color:var(--color-bg)}.logo-image img{width:100%;height:100%;object-fit:cover;border-radius:50%}.language-toggle-wrapper{position:relative;display:inline-flex;align-items:center;width:fit-content}.language-toggle{background:var(--color-bg);border:2px solid var(--color-border);color:var(--color-text);font-size:clamp(.9rem,2vw,1rem);cursor:pointer;transition:all var(--transition-fast);padding:var(--space-sm) var(--space-md);border-radius:var(--radius);font-weight:500;-webkit-appearance:none;-moz-appearance:none;appearance:none;padding-right:2.75rem}.language-toggle:hover{border-color:var(--color-primary);box-shadow:0 0 0 2px #2ecc711a}.language-toggle:focus{outline:none;border-color:var(--color-primary);box-shadow:0 0 0 3px #2ecc7126}body.dark .language-toggle{color:var(--color-text-dark);background-color:var(--color-bg-dark);border:2px solid var(--color-border-dark)}body.dark .language-toggle:hover{border-color:var(--color-secondary);box-shadow:0 0 0 2px #1abc9c1a}body.dark .language-toggle:focus{border-color:var(--color-secondary);box-shadow:0 0 0 3px #1abc9c26}.language-toggle-icon{position:absolute;right:.75rem;pointer-events:none;color:var(--color-text);transition:color var(--transition-fast)}.language-toggle-wrapper:hover .language-toggle-icon,.language-toggle-wrapper:focus-within .language-toggle-icon{color:var(--color-primary)}body.dark .language-toggle-icon{color:var(--color-text-dark)}body.dark .language-toggle-wrapper:hover .language-toggle-icon,body.dark .language-toggle-wrapper:focus-within .language-toggle-icon{color:var(--color-secondary)}@media (max-width: 640px){.language-toggle-wrapper,.language-toggle{width:100%}.language-toggle-icon{right:1rem}}.nav-links{display:inline-flex;align-items:center;gap:var(--space-xs);transition:all var(--transition);flex-wrap:nowrap;padding:var(--space-xs);border-radius:var(--radius-full);background:#ffffffc7;border:1px solid rgba(226,232,240,.9);box-shadow:var(--shadow-sm);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px)}body.dark .nav-links{background:#0f172ad9;border-color:#334155d9;box-shadow:var(--shadow-dark)}.nav-actions{display:flex;align-items:center;gap:var(--space-md);padding-left:var(--space-md);border-left:1px solid var(--color-border)}body.dark .nav-actions{border-left-color:var(--color-border-dark)}.nav-link-item{display:inline-flex;align-items:center;gap:var(--space-xs);padding:var(--space-sm) var(--space-lg);border-radius:var(--radius-lg);transition:all var(--transition-fast);position:relative;color:var(--color-text);white-space:nowrap;border:1px solid transparent;min-height:2.75rem;font-weight:600;background:transparent}.nav-link-icon{font-size:1.1rem;line-height:1}.nav-link-label{letter-spacing:.02em}.nav-link-item:hover{background:#2ecc711f;color:var(--color-primary-dark);box-shadow:var(--shadow-md);transform:translateY(-1px)}.nav-link-item.active{color:var(--color-primary-dark);background:linear-gradient(135deg,#2ecc7140,#1abc9c33);border-color:#2ecc7173;box-shadow:0 12px 24px #2ecc7126}body.dark .nav-link-item{color:var(--color-text-dark)}body.dark .nav-link-item:hover{background:#1abc9c33;color:var(--color-secondary-light)}body.dark .nav-link-item.active{color:var(--color-secondary-light);border-color:#1abc9c73;background:linear-gradient(135deg,#1abc9c4d,#0f766e59)}.menu-right{display:flex;align-items:center;gap:1rem}.menu-toggle{display:none;font-size:1rem;background:var(--color-bg-secondary);border:1px solid var(--color-border);color:var(--color-text);cursor:pointer;padding:0;border-radius:var(--radius-lg);transition:all var(--transition-fast);width:2.75rem;height:2.75rem;align-items:center;justify-content:center;box-shadow:var(--shadow-sm);-webkit-tap-highlight-color:transparent}.menu-toggle-icon{display:inline-flex;align-items:center;justify-content:center;width:1.5rem;height:1.5rem;line-height:0;pointer-events:none}.menu-toggle-icon svg{display:block;width:100%;height:100%;pointer-events:none}.menu-toggle.is-open{background:#e76f511f;border-color:#e76f5159}.menu-toggle:hover{background:var(--color-primary-light);border-color:var(--color-primary);color:var(--color-primary-dark)}body.dark .menu-toggle{border-color:var(--color-border-dark);color:var(--color-text-dark);background:var(--color-bg-dark-secondary)}body.dark .menu-toggle:hover{background:#1abc9c1a;border-color:var(--color-secondary);color:var(--color-secondary)}.theme-toggle{background:linear-gradient(135deg,var(--color-primary) 0%,var(--color-secondary) 100%);color:#fff;border-radius:var(--radius-full);padding:var(--space-sm) var(--space-lg);font-size:clamp(1rem,2vw,1.1rem);transition:all var(--transition);box-shadow:var(--shadow-sm);border:none;cursor:pointer;font-weight:500}.theme-toggle:hover{transform:translateY(-2px);box-shadow:var(--shadow-md)}.theme-toggle:active{transform:translateY(0)}body.dark .theme-toggle{background:linear-gradient(135deg,var(--color-secondary) 0%,var(--color-secondary-dark) 100%);color:var(--color-text-dark)}.hero{position:relative;background:url(/low-angle-modern-house-roof-scaled.webp) no-repeat center center fixed;background-size:cover;width:100%;min-height:100vh;display:flex;justify-content:center;align-items:center;color:#fff}.hero:before{content:"";position:absolute;top:0;right:0;bottom:0;left:0;background:linear-gradient(135deg,#2ecc7180,#000000b3);-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px)}.hero-content{position:relative;text-shadow:2px 2px 8px rgba(0,0,0,.7);text-align:center;padding:var(--space-2xl);z-index:1;max-width:900px;animation:fadeInUp .8s ease-out}.hero-content h1{font-size:clamp(2.5rem,6vw,4rem);margin-bottom:var(--space-lg);font-weight:800;letter-spacing:-.02em;line-height:1.1}.hero-content p{font-size:clamp(1.1rem,2.5vw,1.4rem);margin-bottom:var(--space-2xl);font-weight:300;letter-spacing:.01em}.hero-buttons{display:flex;justify-content:center;align-items:center;flex-wrap:wrap;gap:var(--space-lg)}.hero-buttons a{background:linear-gradient(135deg,var(--color-primary) 0%,var(--color-secondary) 100%);color:#fff;padding:var(--space-md) var(--space-2xl);font-size:clamp(1rem,2.5vw,1.2rem);box-shadow:var(--shadow-xl);border:none;border-radius:var(--radius-full);text-decoration:none;transition:all var(--transition);font-weight:600;letter-spacing:.02em}.hero-buttons a:hover{transform:translateY(-4px);box-shadow:0 20px 40px -5px #2ecc7166}.hero-buttons a:active{transform:translateY(-2px)}body.dark .hero:before{background:linear-gradient(135deg,#1abc9c66,#000000d9)}.container{max-width:1200px;margin:0 auto;padding:0 var(--space-lg)}.section-title{text-align:center;font-size:clamp(2rem,4vw,2.75rem);font-weight:700;color:var(--color-primary);margin-bottom:var(--space-3xl);letter-spacing:-.02em}body.dark .section-title{color:var(--color-secondary)}.features-section{padding:var(--space-3xl) var(--space-lg);background:linear-gradient(180deg,var(--color-bg) 0%,var(--color-bg-secondary) 100%)}body.dark .features-section{background:linear-gradient(180deg,var(--color-bg-dark) 0%,var(--color-bg-dark-secondary) 100%)}.features-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:var(--space-xl);margin-top:var(--space-2xl)}.feature-card{background:var(--color-bg-secondary);padding:var(--space-2xl);border-radius:var(--radius-lg);text-align:center;transition:all var(--transition);box-shadow:var(--shadow-md);border:1px solid var(--color-border)}.feature-card:hover{transform:translateY(-8px);box-shadow:var(--shadow-xl)}body.dark .feature-card{background:var(--color-bg-dark-secondary);border-color:var(--color-border-dark)}.feature-icon{font-size:3rem;margin-bottom:var(--space-lg);line-height:1}.feature-card h3{font-size:clamp(1.25rem,2vw,1.5rem);font-weight:600;color:var(--color-text);margin-bottom:var(--space-md)}body.dark .feature-card h3{color:var(--color-text-dark)}.feature-card p{font-size:clamp(.95rem,2vw,1rem);color:var(--color-text-secondary);line-height:1.6}body.dark .feature-card p{color:var(--color-text-dark-secondary)}.services-section{padding:var(--space-3xl) var(--space-lg);background:linear-gradient(180deg,var(--color-bg-secondary) 0%,#e8f5e9 100%)}body.dark .services-section{background:linear-gradient(180deg,var(--color-bg-dark-secondary) 0%,#0a0f1a 100%)}.services-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:var(--space-2xl);margin-top:var(--space-2xl)}.service-card{background:var(--color-bg-secondary);padding:var(--space-2xl);border-radius:var(--radius-lg);box-shadow:var(--shadow-lg);transition:all var(--transition);border:2px solid var(--color-border);display:flex;flex-direction:column;gap:var(--space-md)}.service-card:hover{transform:translateY(-8px);box-shadow:var(--shadow-xl);border-color:var(--color-primary)}body.dark .service-card{background:var(--color-bg-dark-secondary);border-color:var(--color-border-dark)}body.dark .service-card:hover{border-color:var(--color-secondary)}.service-image{font-size:4rem;line-height:1;text-align:center}.service-card h3{font-size:clamp(1.35rem,2vw,1.75rem);font-weight:600;color:var(--color-text);margin-top:var(--space-md)}body.dark .service-card h3{color:var(--color-text-dark)}.service-card p{font-size:clamp(.95rem,2vw,1.05rem);color:var(--color-text-secondary);line-height:1.7;flex:1}body.dark .service-card p{color:var(--color-text-dark-secondary)}.service-link{color:var(--color-primary);font-weight:600;text-decoration:none;transition:all var(--transition-fast);display:inline-flex;align-items:center;gap:var(--space-xs)}.service-link:hover{color:var(--color-primary-dark);transform:translate(4px)}body.dark .service-link{color:var(--color-secondary)}body.dark .service-link:hover{color:var(--color-secondary-light)}.cta-section{padding:var(--space-3xl) var(--space-lg);background:linear-gradient(135deg,var(--color-primary) 0%,var(--color-secondary) 100%);color:#fff;text-align:center}body.dark .cta-section{background:linear-gradient(135deg,var(--color-secondary-dark) 0%,var(--color-primary) 100%)}.cta-content h2{font-size:clamp(2rem,5vw,3rem);font-weight:800;margin-bottom:var(--space-md);letter-spacing:-.02em}.cta-content p{font-size:clamp(1.1rem,2vw,1.35rem);margin-bottom:var(--space-2xl);opacity:.95}.cta-buttons{display:flex;justify-content:center;gap:var(--space-lg);flex-wrap:wrap}.btn-cta-primary,.btn-cta-secondary{padding:var(--space-md) var(--space-2xl);border-radius:var(--radius-full);font-size:clamp(1rem,2vw,1.15rem);font-weight:600;text-decoration:none;transition:all var(--transition);box-shadow:var(--shadow-lg);border:2px solid white;letter-spacing:.02em}.btn-cta-primary{background:#fff;color:var(--color-primary)}.btn-cta-primary:hover{transform:translateY(-4px);box-shadow:var(--shadow-xl);background:var(--color-bg)}.btn-cta-secondary{background:transparent;color:#fff}.btn-cta-secondary:hover{transform:translateY(-4px);background:#ffffff1a;box-shadow:var(--shadow-xl)}.trust-section{padding:var(--space-3xl) var(--space-lg);background:var(--color-bg-secondary)}body.dark .trust-section{background:var(--color-bg-dark-secondary)}.trust-stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:var(--space-2xl);text-align:center}.stat-item{padding:var(--space-xl);background:linear-gradient(135deg,var(--color-primary-light) 0%,var(--color-secondary-light) 100%);border-radius:var(--radius-lg);transition:all var(--transition);box-shadow:var(--shadow-sm)}.stat-item:hover{transform:scale(1.05);box-shadow:var(--shadow-md)}body.dark .stat-item{background:linear-gradient(135deg,#1abc9c33,#2ecc7133)}.stat-number{font-size:clamp(2.5rem,5vw,4rem);font-weight:800;color:var(--color-primary-dark);line-height:1;margin-bottom:var(--space-sm)}body.dark .stat-number{color:var(--color-secondary)}.stat-label{font-size:clamp(.95rem,2vw,1.1rem);color:var(--color-text);font-weight:500}body.dark .stat-label{color:var(--color-text-dark)}section.estimate{padding:var(--space-3xl) var(--space-lg);background:linear-gradient(135deg,var(--color-bg) 0%,#e8f5e9 100%);color:var(--color-text);min-height:100vh}body.dark section.estimate{background:linear-gradient(135deg,var(--color-bg-dark) 0%,#0a0f1a 100%);color:var(--color-text-dark)}.calculator{max-width:700px;margin:var(--space-3xl) auto;padding:var(--space-2xl);border:1px solid var(--color-border);border-radius:var(--radius-lg);background:var(--color-bg-secondary);box-shadow:var(--shadow-xl);transition:all var(--transition);animation:fadeInUp .6s ease-out}.calculator:hover{box-shadow:0 25px 50px -12px #00000026;transform:translateY(-2px)}body.dark .calculator{background:var(--color-bg-dark-secondary);border:1px solid var(--color-border-dark);box-shadow:var(--shadow-dark)}.calculator h1{color:var(--color-primary);font-size:clamp(1.75rem,4vw,2.25rem);margin-bottom:var(--space-lg);font-weight:700;letter-spacing:-.01em}body.dark .calculator h1{color:var(--color-secondary)}.calculator p{font-size:clamp(1rem,2vw,1.1rem);margin-bottom:var(--space-xl);color:var(--color-text-secondary);line-height:1.6}body.dark .calculator p{color:var(--color-text-dark-secondary)}.calculator label{display:block;margin-bottom:var(--space-sm);font-weight:600;color:var(--color-text);font-size:.95rem}body.dark .calculator label{color:var(--color-text-dark)}.required{color:var(--color-error);margin-left:.25rem}.helper-text{display:block;font-size:.875rem;color:var(--color-text-secondary);margin-top:-.75rem;margin-bottom:var(--space-md);font-style:italic}body.dark .helper-text{color:var(--color-text-dark-secondary)}.calculator input,.calculator select{width:100%;font-size:clamp(1rem,2vw,1rem);padding:var(--space-md);margin-top:var(--space-xs);margin-bottom:var(--space-lg);background-color:var(--color-bg);color:var(--color-text);border:2px solid var(--color-border);border-radius:var(--radius);box-shadow:var(--shadow-sm);transition:all var(--transition-fast);font-family:var(--font-body)}.calculator input:focus,.calculator select:focus{outline:none;border-color:var(--color-primary);box-shadow:0 0 0 3px #2ecc711a;transform:translateY(-1px)}.calculator select{cursor:pointer;-webkit-appearance:none;-moz-appearance:none;appearance:none;background-image:url(/icons/chevron-down.svg);background-repeat:no-repeat;background-position:right .75rem center;padding-right:2.5rem}body.dark .calculator input,body.dark .calculator select{background-color:var(--color-bg-dark);color:var(--color-text-dark);border-color:var(--color-border-dark)}body.dark .calculator input:focus,body.dark .calculator select:focus{border-color:var(--color-secondary);box-shadow:0 0 0 3px #1abc9c26}body.dark .calculator select{background-image:url(/icons/chevron-down-light.svg);background-repeat:no-repeat;background-position:right .75rem center}.note a{color:var(--color-link);text-decoration:none;transition:color var(--transition-fast);font-weight:600;position:relative}.note a:after{content:"";position:absolute;bottom:-2px;left:0;width:100%;height:2px;background:var(--color-link);transform:scaleX(0);transition:transform var(--transition)}.note a:hover:after{transform:scaleX(1)}.note a:hover{color:var(--color-link-hover)}body.dark .note a{color:var(--color-link-dark)}body.dark .note a:after{background:var(--color-link-dark)}body.dark .note a:hover{color:var(--color-link-hover-dark)}.estimate-button{width:100%;background:linear-gradient(135deg,var(--color-accent) 0%,var(--color-accent-dark) 100%);color:#fff;border-radius:var(--radius-full);padding:var(--space-md) var(--space-xl);font-size:clamp(1.1rem,2vw,1.2rem);transition:all var(--transition);border:none;cursor:pointer;font-weight:600;letter-spacing:.02em;box-shadow:var(--shadow-md);margin-top:var(--space-md)}.estimate-button:hover{transform:translateY(-2px);box-shadow:var(--shadow-lg)}.estimate-button:active{transform:translateY(0)}.estimate-button:disabled{opacity:.6;cursor:not-allowed;transform:none}body.dark .estimate-button{background:linear-gradient(135deg,var(--color-accent-dark) 0%,var(--color-accent) 100%)}.result{margin-top:var(--space-xl);background:linear-gradient(135deg,#e8f5e9,#c8e6c9);padding:var(--space-lg);border-left:4px solid var(--color-success);border-radius:var(--radius-md);animation:slideIn .4s ease-out;font-size:1.1rem;font-weight:600;color:var(--color-text);box-shadow:var(--shadow-sm)}.result.error{background:linear-gradient(135deg,#ffebee,#ffcdd2);border-left-color:var(--color-error);color:var(--color-error-dark)}body.dark .result{background:linear-gradient(135deg,#1b4332,#2d6a4f);color:var(--color-text-dark)}body.dark 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