:root{--color-primary:#1a365d;--color-primary-dark:#0f2440;--color-primary-light:#2c5282;--color-secondary:#c9a227;--color-secondary-dark:#a68621;--color-text:#2d3748;--color-text-light:#4a5568;--color-text-muted:#718096;--color-bg:#ffffff;--color-bg-alt:#f7fafc;--color-bg-dark:#1a202c;--color-border:#e2e8f0;--font-heading:'Merriweather',Georgia,serif;--font-body:'Open Sans',-apple-system,BlinkMacSystemFont,sans-serif;--spacing-xs:0.5rem;--spacing-sm:1rem;--spacing-md:1.5rem;--spacing-lg:2rem;--spacing-xl:3rem;--spacing-2xl:4rem;--container-max:1200px;--container-padding:1.5rem;--transition-fast:150ms ease;--transition-base:250ms ease;--shadow-sm:0 1px 2px rgba(0, 0, 0, 0.05);--shadow-md:0 4px 6px rgba(0, 0, 0, 0.07);--shadow-lg:0 10px 15px rgba(0, 0, 0, 0.1);--shadow-xl:0 20px 25px rgba(0, 0, 0, 0.15);--radius-sm:4px;--radius-md:8px;--radius-lg:12px}*,::after,::before{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth}body{font-family:var(--font-body);font-size:16px;line-height:1.6;color:var(--color-text);background-color:var(--color-bg)}img{max-width:100%;height:auto;display:block}a{color:var(--color-primary);text-decoration:none;transition:color var(--transition-fast)}a:hover{color:var(--color-secondary)}h1,h2,h3,h4,h5,h6{font-family:var(--font-heading);font-weight:700;line-height:1.3;color:var(--color-primary)}.container{max-width:var(--container-max);margin:0 auto;padding:0 var(--container-padding)}.btn{display:inline-flex;align-items:center;justify-content:center;padding:.75rem 1.5rem;font-family:var(--font-body);font-size:.95rem;font-weight:600;text-align:center;border:2px solid transparent;border-radius:var(--radius-sm);cursor:pointer;transition:all var(--transition-base);white-space:nowrap}.btn-primary{background-color:var(--color-primary);color:#fff;border-color:var(--color-primary)}.btn-primary:hover{background-color:var(--color-primary-dark);border-color:var(--color-primary-dark);color:#fff}.btn-secondary{background-color:transparent;color:var(--color-primary);border-color:var(--color-primary)}.btn-secondary:hover{background-color:var(--color-primary);color:#fff}.btn-lg{padding:1rem 2rem;font-size:1.05rem}.section-title{font-size:2.25rem;margin-bottom:var(--spacing-sm);text-align:center}.section-subtitle{font-size:1.1rem;color:var(--color-text-light);text-align:center;max-width:600px;margin:0 auto var(--spacing-xl)}.header{position:fixed;top:0;left:0;right:0;background-color:var(--color-bg);box-shadow:var(--shadow-sm);z-index:1000}.header-content{display:flex;align-items:center;justify-content:space-between;height:80px}.logo{display:flex;align-items:center;gap:var(--spacing-sm)}.logo-img{height:50px;width:auto}.logo-text{font-family:var(--font-heading);font-size:1.25rem;font-weight:700;color:var(--color-primary)}.nav-list{display:flex;list-style:none;gap:var(--spacing-lg)}.nav-list a{font-weight:500;color:var(--color-text);padding:var(--spacing-xs) 0;position:relative}.nav-list a::after{content:'';position:absolute;bottom:0;left:0;width:0;height:2px;background-color:var(--color-secondary);transition:width var(--transition-base)}.nav-list a:hover::after{width:100%}.header-actions{display:flex;align-items:center;gap:var(--spacing-md)}.lang-toggle{display:flex;align-items:center;gap:.25rem;background:0 0;border:none;cursor:pointer;font-size:.9rem;font-weight:500;padding:var(--spacing-xs)}.lang-option{color:var(--color-text-muted);transition:color var(--transition-fast)}.lang-option.active{color:var(--color-primary);font-weight:600}.lang-divider{color:var(--color-border)}.header-cta{padding:.5rem 1rem;font-size:.9rem}.mobile-menu-btn{display:none;flex-direction:column;justify-content:center;gap:5px;width:30px;height:30px;background:0 0;border:none;cursor:pointer}.mobile-menu-btn span{display:block;width:100%;height:2px;background-color:var(--color-primary);transition:all var(--transition-fast)}.hero{position:relative;min-height:90vh;display:flex;align-items:center;background:linear-gradient(135deg,var(--color-primary) 0,var(--color-primary-dark) 100%);background-image:url('../images/hero.webp');background-size:cover;background-position:center;margin-top:80px}.hero-overlay{position:absolute;inset:0;background:linear-gradient(135deg,rgba(26,54,93,.9) 0,rgba(15,36,64,.85) 100%)}.hero-content{position:relative;z-index:1;text-align:center;color:#fff;padding:var(--spacing-2xl) 0}.hero h1{font-size:clamp(2.5rem, 5vw, 3.5rem);color:#fff;margin-bottom:var(--spacing-md);max-width:800px;margin-left:auto;margin-right:auto}.hero-subtitle{font-size:1.25rem;color:rgba(255,255,255,.9);max-width:600px;margin:0 auto var(--spacing-xl)}.hero-cta{display:flex;gap:var(--spacing-md);justify-content:center;flex-wrap:wrap}.hero .btn-secondary{border-color:#fff;color:#fff}.hero .btn-secondary:hover{background-color:#fff;color:var(--color-primary)}.trust-bar{background-color:var(--color-bg-alt);padding:var(--spacing-xl) 0;border-bottom:1px solid var(--color-border)}.trust-items{display:grid;grid-template-columns:repeat(4,1fr);gap:var(--spacing-lg);text-align:center}.trust-item{display:flex;flex-direction:column;gap:var(--spacing-xs)}.trust-number{font-family:var(--font-heading);font-size:2rem;font-weight:700;color:var(--color-primary)}.trust-label{font-size:.9rem;color:var(--color-text-light);text-transform:uppercase;letter-spacing:.5px}.services{padding:var(--spacing-2xl) 0}.services-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--spacing-lg)}.service-card{background-color:var(--color-bg);border:1px solid var(--color-border);border-radius:var(--radius-md);padding:var(--spacing-xl);text-align:center;transition:all var(--transition-base)}.service-card:hover{box-shadow:var(--shadow-lg);border-color:var(--color-secondary);transform:translateY(-4px)}.service-icon{display:flex;justify-content:center;margin-bottom:var(--spacing-md);color:var(--color-primary)}.service-card h3{font-size:1.25rem;margin-bottom:var(--spacing-sm)}.service-card p{color:var(--color-text-light);font-size:.95rem}.portfolio{padding:var(--spacing-2xl) 0;background-color:var(--color-bg-alt)}.portfolio-filter{display:flex;justify-content:center;gap:var(--spacing-sm);margin-bottom:var(--spacing-xl);flex-wrap:wrap}.filter-btn{padding:.5rem 1.25rem;background:0 0;border:2px solid var(--color-border);border-radius:var(--radius-sm);font-size:.9rem;font-weight:500;color:var(--color-text);cursor:pointer;transition:all var(--transition-fast)}.filter-btn.active,.filter-btn:hover{border-color:var(--color-primary);background-color:var(--color-primary);color:#fff}.portfolio-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--spacing-md)}.portfolio-item{position:relative;border-radius:var(--radius-md);overflow:hidden;aspect-ratio:4/3;cursor:pointer}.portfolio-item img{width:100%;height:100%;object-fit:cover;transition:transform var(--transition-base)}.portfolio-item:hover img{transform:scale(1.05)}.portfolio-overlay{position:absolute;inset:0;background:linear-gradient(to top,rgba(26,54,93,.95) 0,transparent 60%);display:flex;flex-direction:column;justify-content:flex-end;padding:var(--spacing-md);color:#fff;opacity:0;transition:opacity var(--transition-base)}.portfolio-item:hover .portfolio-overlay{opacity:1}.portfolio-overlay h4{color:#fff;font-size:1.1rem;margin-bottom:var(--spacing-xs)}.portfolio-overlay p{font-size:.9rem;color:rgba(255,255,255,.8)}.portfolio-item.hidden{display:none}.about{padding:var(--spacing-2xl) 0}.about-content{max-width:800px;margin:0 auto}.about-text .section-title{text-align:center}.about-lead{font-size:1.2rem;color:var(--color-text);margin-bottom:var(--spacing-md);font-weight:500}.about-text p{color:var(--color-text-light);margin-bottom:var(--spacing-md)}.about-features{list-style:none;display:grid;grid-template-columns:1fr 1fr;gap:var(--spacing-sm);margin-top:var(--spacing-lg)}.about-features li{display:flex;align-items:center;gap:var(--spacing-sm);color:var(--color-text);font-weight:500}.about-features li::before{content:'✓';display:flex;align-items:center;justify-content:center;width:24px;height:24px;background-color:var(--color-secondary);color:#fff;border-radius:50%;font-size:.75rem;flex-shrink:0}.contact{padding:var(--spacing-2xl) 0}.contact-content{display:grid;grid-template-columns:1fr 1.5fr;gap:var(--spacing-2xl)}.contact-info{display:flex;flex-direction:column;gap:var(--spacing-lg)}.contact-item{display:flex;gap:var(--spacing-md)}.contact-icon{display:flex;align-items:flex-start;padding-top:2px;color:var(--color-primary)}.contact-item h4{font-size:1rem;margin-bottom:var(--spacing-xs)}.contact-item a,.contact-item p{color:var(--color-text-light);font-size:.95rem}.contact-item a:hover{color:var(--color-secondary)}.contact-form{display:grid;grid-template-columns:1fr 1fr;gap:var(--spacing-md)}.form-group{display:flex;flex-direction:column;gap:var(--spacing-xs)}.form-group.full-width{grid-column:1/-1}.form-group label{font-weight:500;font-size:.95rem;color:var(--color-text)}.form-group input,.form-group select,.form-group textarea{padding:.75rem 1rem;font-family:var(--font-body);font-size:1rem;border:1px solid var(--color-border);border-radius:var(--radius-sm);transition:border-color var(--transition-fast)}.form-group input:focus,.form-group select:focus,.form-group textarea:focus{outline:0;border-color:var(--color-primary)}.contact-form .btn{grid-column:1/-1;margin-top:var(--spacing-sm)}.footer{background-color:var(--color-bg-dark);color:rgba(255,255,255,.8);padding:var(--spacing-2xl) 0 var(--spacing-lg)}.footer-content{display:grid;grid-template-columns:2fr 1fr 1fr;gap:var(--spacing-2xl);padding-bottom:var(--spacing-xl);border-bottom:1px solid rgba(255,255,255,.1)}.footer-brand .logo-text{color:#fff;font-size:1.5rem;display:block;margin-bottom:var(--spacing-md)}.footer-brand p{color:rgba(255,255,255,.7);max-width:300px}.footer h4{color:#fff;font-size:1rem;margin-bottom:var(--spacing-md);text-transform:uppercase;letter-spacing:.5px}.footer-links ul{list-style:none;display:flex;flex-direction:column;gap:var(--spacing-sm)}.footer-contact a,.footer-contact p,.footer-links a{color:rgba(255,255,255,.7);font-size:.95rem}.footer-contact a:hover,.footer-links a:hover{color:var(--color-secondary)}.footer-bottom{padding-top:var(--spacing-lg);text-align:center}.footer-bottom p{color:rgba(255,255,255,.5);font-size:.9rem}@media (max-width:992px){.nav{display:none}.mobile-menu-btn{display:flex}.header-cta{display:none}.services-grid{grid-template-columns:repeat(2,1fr)}.portfolio-grid{grid-template-columns:repeat(2,1fr)}.contact-content{grid-template-columns:1fr}.footer-content{grid-template-columns:1fr 1fr}.footer-brand{grid-column:1/-1}.trust-items{grid-template-columns:repeat(2,1fr)}}@media (max-width:640px){.section-title{font-size:1.75rem}.services-grid{grid-template-columns:1fr}.portfolio-grid{grid-template-columns:1fr}.about-features{grid-template-columns:1fr}.contact-form{grid-template-columns:1fr}.footer-content{grid-template-columns:1fr;text-align:center}.footer-brand p{max-width:none}.trust-items{grid-template-columns:1fr 1fr}.hero-cta{flex-direction:column;align-items:center}.hero-cta .btn{width:100%;max-width:280px}}.nav.active{display:block;position:absolute;top:100%;left:0;right:0;background-color:var(--color-bg);box-shadow:var(--shadow-lg);padding:var(--spacing-md)}.nav.active .nav-list{flex-direction:column;gap:0}.nav.active .nav-list a{display:block;padding:var(--spacing-md);border-bottom:1px solid var(--color-border)}.mobile-menu-btn.active span:first-child{transform:rotate(45deg) translate(5px,5px)}.mobile-menu-btn.active span:nth-child(2){opacity:0}.mobile-menu-btn.active span:nth-child(3){transform:rotate(-45deg) translate(5px,-5px)}section[id]{scroll-margin-top:100px}