:root{--bg-primary:#f8f9fa;--bg-secondary:#fff;--bg-dark:#1a1a1a;--bg-darker:#111;--text-primary:#1a1a1a;--text-secondary:#4a4a4a;--text-light:#f8f9fa;--accent-gold:#d4af37;--accent-gold-hover:#b5952f;--accent-charcoal:#2c3e50;--border-color:#e5e7eb;--border-dark:#333;--font-family:"Inter", system-ui, -apple-system, sans-serif;--font-heading:"Outfit", system-ui, -apple-system, sans-serif;--shadow-sm:0 1px 2px 0 #0000000d;--shadow-md:0 4px 6px -1px #0000001a, 0 2px 4px -2px #0000001a;--shadow-lg:0 10px 15px -3px #0000001a, 0 4px 6px -4px #0000001a;--shadow-glass:0 8px 32px 0 #0000005e;--radius-sm:.375rem;--radius-md:.5rem;--radius-lg:1rem;--radius-full:9999px;--transition-fast:.15s cubic-bezier(.4, 0, .2, 1);--transition-normal:.3s cubic-bezier(.4, 0, .2, 1)}*{box-sizing:border-box;margin:0;padding:0}body{font-family:var(--font-family);background-color:var(--bg-primary);color:var(--text-primary);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;line-height:1.5}h1,h2,h3,h4,h5,h6{font-family:var(--font-heading);font-weight:700;line-height:1.2}a{color:inherit;text-decoration:none}button{cursor:pointer;background:0 0;border:none;font-family:inherit}.glass{-webkit-backdrop-filter:blur(12px);background:#ffffffd9;border:1px solid #ffffff4d}.glass-dark{-webkit-backdrop-filter:blur(12px);background:#1a1a1ab3;border:1px solid #ffffff0d}.btn{border-radius:var(--radius-md);transition:all var(--transition-normal);justify-content:center;align-items:center;padding:.75rem 1.5rem;font-weight:600;display:inline-flex}.btn-primary{background-color:var(--accent-gold);color:var(--bg-darker)}.btn-primary:hover{background-color:var(--accent-gold-hover);box-shadow:var(--shadow-md);transform:translateY(-2px)}.btn-secondary{background-color:var(--bg-dark);color:var(--text-light)}.btn-secondary:hover{background-color:var(--accent-charcoal);box-shadow:var(--shadow-md);transform:translateY(-2px)}.btn-outline{border:2px solid var(--accent-gold);color:var(--accent-gold);background-color:#0000}.btn-outline:hover{background-color:var(--accent-gold);color:var(--bg-darker)}.container{width:100%;max-width:1200px;margin:0 auto;padding:0 1.5rem}.section{padding:5rem 0}.section-dark{background-color:var(--bg-dark);color:var(--text-light)}.navbar{z-index:1000;height:80px;transition:all var(--transition-normal);background:0 0;position:fixed;top:0;left:0;right:0}.navbar.scrolled,.navbar.glass{-webkit-backdrop-filter:blur(12px);box-shadow:var(--shadow-sm);background:#ffffffd9;border-bottom:1px solid #ffffff4d}.navbar-container{justify-content:space-between;align-items:center;height:100%;display:flex}.navbar-logo{font-size:1.5rem;font-weight:700;font-family:var(--font-heading);align-items:center;gap:.5rem;display:flex}.logo-icon{width:32px;height:32px;color:var(--accent-gold)}.logo-text .highlight{color:var(--accent-gold)}.navbar-links{align-items:center;gap:2rem;display:flex}.nav-link{color:var(--text-secondary);transition:color var(--transition-fast);font-weight:500;position:relative}.nav-link:hover,.nav-link.active{color:var(--text-primary)}.nav-link:after{content:"";background-color:var(--accent-gold);width:0;height:2px;transition:width var(--transition-normal);position:absolute;bottom:-4px;left:0}.nav-link.active:after,.nav-link:hover:after{width:100%}.lang-toggle{border-radius:var(--radius-full);padding:.4rem .8rem;font-size:.9rem}.footer{background-color:var(--bg-darker);border-top:1px solid var(--border-dark);padding:4rem 0 2rem}.footer-content{flex-wrap:wrap;justify-content:space-between;gap:2rem;margin-bottom:3rem;display:flex}.footer-brand{flex:1;min-width:250px;max-width:400px}.footer-logo{margin-bottom:1rem;font-size:1.5rem}.footer-logo .highlight{color:var(--accent-gold)}.footer-desc{color:#a0a0a0}.footer-contact h4{color:var(--text-light);margin-bottom:1rem;font-size:1.2rem}.footer-contact p{color:#a0a0a0;margin-bottom:.5rem}.footer-bottom{border-top:1px solid var(--border-dark);text-align:center;color:#777;padding-top:2rem;font-size:.9rem}.articles-section{background-color:var(--bg-primary);padding-top:8rem}.section-header{text-align:center;margin-bottom:4rem}.section-header h2{color:var(--bg-dark);margin-bottom:1rem;font-size:2.5rem}.section-header p{color:var(--text-secondary);max-width:600px;margin:0 auto;font-size:1.1rem}.projects-grid{grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:2rem;display:grid}.project-card{border-radius:var(--radius-lg);transition:transform var(--transition-normal), box-shadow var(--transition-normal);flex-direction:column;display:flex;overflow:hidden}.project-card:hover{box-shadow:var(--shadow-lg);transform:translateY(-5px)}.project-image{height:220px;position:relative;overflow:hidden}.project-image img{object-fit:cover;width:100%;height:100%;transition:transform .5s}.project-card:hover .project-image img{transform:scale(1.05)}.project-overlay{position:absolute;top:1rem;right:1rem}.badge{color:var(--accent-gold);border-radius:var(--radius-full);-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);text-transform:uppercase;letter-spacing:.5px;background-color:#1a1a1ad9;padding:.25rem .75rem;font-size:.75rem;font-weight:600}.project-content{flex-direction:column;flex:1;padding:1.5rem;display:flex}.project-content h3{color:var(--text-primary);margin-bottom:.5rem;font-size:1.25rem}.project-content p{color:var(--text-secondary);font-size:.95rem;line-height:1.6}.article-detail{background-color:var(--bg-primary);min-height:calc(100vh - 200px);padding-top:8rem;padding-bottom:5rem}.back-link{color:var(--accent-gold);transition:opacity var(--transition-fast);margin-bottom:2rem;font-weight:600;text-decoration:none;display:inline-block}.back-link:hover{opacity:.8}.article-hero{border-radius:var(--radius-lg);height:400px;box-shadow:var(--shadow-lg);margin-bottom:3rem;position:relative;overflow:hidden}.article-hero-img{object-fit:cover;width:100%;height:100%}.article-hero-content{color:#fff;padding:2.5rem;position:absolute;bottom:0;left:0;right:0}.article-hero-content h1{margin-bottom:.5rem;font-size:2.5rem}.article-lead{color:#ccc;max-width:800px;font-size:1.2rem}.article-body{border-radius:var(--radius-lg);max-width:900px;color:var(--text-primary);box-shadow:var(--shadow-sm);margin:0 auto;padding:3rem;font-size:1.1rem;line-height:1.8}.article-body h3{color:var(--bg-dark);margin-top:2.5rem;margin-bottom:1rem;font-size:1.8rem}.article-body h3:first-child{margin-top:0}.article-body p{margin-bottom:1.5rem}.article-body ul{margin-bottom:2rem;padding-left:2rem}.article-body li{margin-bottom:.75rem}.article-body strong{color:var(--bg-darker)}.article-cta{text-align:center;margin-top:4rem}.calc-section{background-color:var(--bg-primary);min-height:calc(100vh - 200px);padding-top:8rem;padding-bottom:5rem}.calc-wrapper{border-radius:var(--radius-lg);max-width:800px;color:var(--text-light);box-shadow:var(--shadow-glass);margin:0 auto;padding:3rem}.calc-header{text-align:center;margin-bottom:2.5rem}.calc-header h2{margin-bottom:1.5rem;font-size:2rem}.progress-bar{border-radius:var(--radius-full);background-color:#ffffff1a;width:100%;height:6px;margin-bottom:.5rem;overflow:hidden}.progress-fill{background-color:var(--accent-gold);height:100%;transition:width var(--transition-normal)}.steps-indicator{color:#a0a0a0;text-transform:uppercase;letter-spacing:1px;font-size:.85rem}.slide-in{animation:.4s forwards slideUpFade}@keyframes slideUpFade{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.calc-step h3{text-align:center;margin-bottom:1.5rem;font-size:1.5rem}.subtitle{text-align:center;color:#ccc;margin-bottom:2rem}.works-grid{grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:1rem;margin-bottom:2rem;display:grid}.work-card{border-radius:var(--radius-md);cursor:pointer;transition:all var(--transition-fast);background:#ffffff0d;border:1px solid #ffffff1a;align-items:center;gap:1rem;padding:1.5rem;display:flex}.work-card:hover{background:#ffffff1a}.work-card.selected{border-color:var(--accent-gold);background:#d4af371a}.checkbox-indicator{width:24px;height:24px;color:var(--accent-gold);transition:all var(--transition-fast);border:2px solid #ffffff4d;border-radius:4px;justify-content:center;align-items:center;display:flex}.work-card.selected .checkbox-indicator{border-color:var(--accent-gold)}.metrics-form,.contact-form{flex-direction:column;gap:1.5rem;max-width:500px;margin:0 auto 2rem;display:flex}.input-group{flex-direction:column;gap:.5rem;display:flex}.input-group label{color:#ddd;font-size:.95rem}.input-group input{border-radius:var(--radius-sm);color:#fff;font-size:1rem;font-family:var(--font-family);transition:border-color var(--transition-fast);background:#0003;border:1px solid #ffffff26;padding:.8rem 1rem}.input-group input:focus{border-color:var(--accent-gold);outline:none}.calc-actions{border-top:1px solid #ffffff1a;justify-content:space-between;margin-top:2rem;padding-top:2rem;display:flex}.calc-actions.center{justify-content:center}.btn:disabled{opacity:.5;cursor:not-allowed}.results-header{text-align:center;border-bottom:1px solid #ffffff1a;margin-bottom:2rem;padding-bottom:2rem}.total-price{color:var(--accent-gold);font-size:3.5rem;font-weight:700;font-family:var(--font-heading)}.breakdown ul{flex-direction:column;gap:1rem;margin-top:1rem;margin-bottom:2rem;list-style:none;display:flex}.breakdown li{border-radius:var(--radius-sm);background:#0003;justify-content:space-between;padding:1rem;font-size:1.1rem;display:flex}.results-message{text-align:center;color:#ccc;border-radius:var(--radius-md);background:#ffffff0d;padding:1.5rem;line-height:1.6}.disclaimer-box{border-radius:var(--radius-md);background:#ff64641a;border:1px solid #ff64644d;align-items:flex-start;gap:1rem;margin-top:1.5rem;padding:1.5rem;display:flex}.disclaimer-icon{font-size:1.5rem}.disclaimer-box p{color:#fcc;font-size:.95rem;line-height:1.5}.carpentry-subsection{border-radius:var(--radius-md);background:#0000004d;border:1px solid #ffffff1a;margin-top:1rem;padding:1.5rem}.subsection-title{color:var(--accent-gold);margin-bottom:.5rem;font-size:1.2rem}.subsection-desc{color:#aaa;margin-bottom:1.5rem;font-size:.9rem}.carpentry-grid{grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:1rem;display:grid}.phone-input-wrapper{gap:.5rem;display:flex}.country-select{border-radius:var(--radius-sm);color:#fff;background:#0003;border:1px solid #ffffff26;width:100px;padding:.8rem;font-size:1rem}.country-select:focus{border-color:var(--accent-gold);outline:none}.country-select option{background:var(--bg-dark);color:#fff}.error-text{color:#ff6b6b;margin-top:.3rem;font-size:.85rem}.captcha-group{border-top:1px solid #ffffff1a;margin-top:1rem;padding-top:1.5rem}@media (width<=600px){.calc-wrapper{padding:2rem 1.5rem}.total-price{font-size:2.5rem}}.app-container{flex-direction:column;min-height:100vh;display:flex}.main-content{flex:1;width:100%}