:root{--color-primary:#1a365d;--color-primary-light:#2c5282;--color-primary-dark:#0f2442;--color-secondary:#38a169;--color-secondary-light:#48bb78;--color-accent:#ed8936;--color-text:#2d3748;--color-text-light:#718096;--color-text-inverse:#ffffff;--color-bg:#ffffff;--color-bg-alt:#f7fafc;--color-bg-dark:#1a202c;--color-border:#e2e8f0;--color-error:#e53e3e;--color-success:#38a169;--font-family:-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,Oxygen,Ubuntu,Cantarell,sans-serif;--font-family-mono:'SF Mono','Fira Code',monospace;--spacing-xs:0.25rem;--spacing-sm:0.5rem;--spacing-md:1rem;--spacing-lg:1.5rem;--spacing-xl:2rem;--spacing-2xl:3rem;--spacing-3xl:4rem;--max-width:1200px;--navbar-height:64px;--transition-fast:150ms ease;--transition-normal:250ms ease;--shadow-sm:0 1px 2px rgba(0, 0, 0, 0.05);--shadow-md:0 4px 6px rgba(0, 0, 0, 0.1);--shadow-lg:0 10px 15px rgba(0, 0, 0, 0.1);--radius-sm:4px;--radius-md:8px;--radius-lg:12px}*,::after,::before{box-sizing:border-box}html{font-size:16px;scroll-behavior:smooth}body{margin:0;font-family:var(--font-family);font-size:1rem;line-height:1.6;color:var(--color-text);background-color:var(--color-bg)}h1,h2,h3,h4,h5,h6{margin:0 0 var(--spacing-md);font-weight:600;line-height:1.3;color:var(--color-primary-dark)}h1{font-size:2.5rem}h2{font-size:2rem}h3{font-size:1.5rem}h4{font-size:1.25rem}p{margin:0 0 var(--spacing-md)}a{color:var(--color-primary);text-decoration:none;transition:color var(--transition-fast)}a:hover{color:var(--color-primary-light)}ol,ul{margin:0 0 var(--spacing-md);padding-left:var(--spacing-xl)}li{margin-bottom:var(--spacing-sm)}.app-container{min-height:100vh;display:flex;flex-direction:column}.main-content{flex:1;padding-top:var(--navbar-height)}.container{width:100%;max-width:var(--max-width);margin:0 auto;padding:0 var(--spacing-lg)}.btn{display:inline-block;padding:var(--spacing-sm) var(--spacing-lg);font-size:1rem;font-weight:500;text-align:center;border:2px solid transparent;border-radius:var(--radius-md);cursor:pointer;transition:all var(--transition-fast)}.btn-primary{background-color:var(--color-primary);color:var(--color-text-inverse);border-color:var(--color-primary)}.btn-primary:hover{background-color:var(--color-primary-light);border-color:var(--color-primary-light);color:var(--color-text-inverse)}.btn-secondary{background-color:transparent;color:var(--color-primary);border-color:var(--color-primary)}.btn-secondary:hover{background-color:var(--color-primary);color:var(--color-text-inverse)}.btn:disabled{opacity:.6;cursor:not-allowed}.navbar{position:fixed;top:0;left:0;right:0;height:var(--navbar-height);background-color:var(--color-bg);border-bottom:1px solid var(--color-border);z-index:1000}.navbar-container{display:flex;align-items:center;justify-content:space-between;height:100%;max-width:var(--max-width);margin:0 auto;padding:0 var(--spacing-lg)}.navbar-brand{font-size:1.5rem;font-weight:700;color:var(--color-primary)}.navbar-brand:hover{color:var(--color-primary)}.navbar-nav{display:flex;list-style:none;margin:0;padding:0;gap:var(--spacing-lg)}.nav-link{font-weight:500;color:var(--color-text);padding:var(--spacing-sm) 0}.nav-link.active,.nav-link:hover{color:var(--color-primary)}.nav-link-cta{padding:var(--spacing-sm) var(--spacing-md);background-color:var(--color-primary);color:var(--color-text-inverse);border-radius:var(--radius-md)}.nav-link-cta:hover{background-color:var(--color-primary-light);color:var(--color-text-inverse)}.navbar-toggle{display:none;background:0 0;border:none;cursor:pointer;padding:var(--spacing-sm)}.navbar-toggle-icon{display:block;width:24px;height:2px;background-color:var(--color-text);position:relative}.navbar-toggle-icon::after,.navbar-toggle-icon::before{content:'';position:absolute;width:100%;height:2px;background-color:var(--color-text);left:0}.navbar-toggle-icon::before{top:-8px}.navbar-toggle-icon::after{top:8px}.hero{position:relative;padding:var(--spacing-2xl) 0;min-height:60vh;display:flex;align-items:center;justify-content:center;color:var(--color-text-inverse);overflow:hidden}.hero-video-container{position:absolute;top:0;left:0;width:100%;height:100%;z-index:-1}.hero-video{width:100%;height:100%;object-fit:cover}.hero-video-overlay{position:absolute;top:0;left:0;width:100%;height:100%;background:linear-gradient(135deg,rgba(26,54,93,.85) 0,rgba(15,36,66,.9) 100%)}.hero-content{position:relative;z-index:1;max-width:800px;margin:0 auto;padding:0 var(--spacing-lg);text-align:center}.hero h1{font-size:3.5rem;color:var(--color-text-inverse);margin-bottom:var(--spacing-md)}.tagline{font-size:1.25rem;opacity:.9;margin-bottom:var(--spacing-lg)}.hero-description{font-size:1.25rem;margin-bottom:var(--spacing-xl);opacity:.95}.hero-actions{display:flex;gap:var(--spacing-md);justify-content:center;flex-wrap:wrap}.hero .btn-primary{background-color:var(--color-text-inverse);color:var(--color-primary);border-color:var(--color-text-inverse)}.hero .btn-primary:hover{background-color:transparent;color:var(--color-text-inverse)}.hero .btn-secondary{border-color:var(--color-text-inverse);color:var(--color-text-inverse)}.hero .btn-secondary:hover{background-color:var(--color-text-inverse);color:var(--color-primary)}.features{padding:var(--spacing-3xl) 0;background-color:var(--color-bg-alt)}.features h2{text-align:center;margin-bottom:var(--spacing-2xl)}.feature-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:var(--spacing-xl)}.feature-card{background-color:var(--color-bg);padding:var(--spacing-xl);border-radius:var(--radius-lg);box-shadow:var(--shadow-md)}.feature-card h3{color:var(--color-primary);margin-bottom:var(--spacing-sm)}.feature-card p{color:var(--color-text-light);margin:0}.page-header{padding:var(--spacing-3xl) 0;background:linear-gradient(135deg,var(--color-primary-dark) 0,var(--color-primary) 100%);color:var(--color-text-inverse);text-align:center}.page-header h1{color:var(--color-text-inverse);margin-bottom:var(--spacing-sm)}.page-header p{font-size:1.25rem;opacity:.9;margin:0}.page-content{padding:var(--spacing-3xl) 0}.content-block{margin-bottom:var(--spacing-2xl)}.content-block:last-child{margin-bottom:0}.service-card{background-color:var(--color-bg-alt);padding:var(--spacing-xl);border-radius:var(--radius-lg);margin-bottom:var(--spacing-xl)}.service-card h2{color:var(--color-primary)}.service-card ul{columns:2;column-gap:var(--spacing-xl)}.cta-section{padding:var(--spacing-3xl) 0;background-color:var(--color-bg-alt);text-align:center}.cta-section h2{margin-bottom:var(--spacing-sm)}.cta-section p{color:var(--color-text-light);margin-bottom:var(--spacing-lg)}.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:var(--spacing-3xl)}.contact-form-container h2,.contact-info h2{margin-bottom:var(--spacing-xl)}.contact-method{margin-bottom:var(--spacing-xl)}.contact-method h3{font-size:1rem;text-transform:uppercase;letter-spacing:.05em;color:var(--color-text-light);margin-bottom:var(--spacing-sm)}.form-group{margin-bottom:var(--spacing-lg)}.form-group label{display:block;font-weight:500;margin-bottom:var(--spacing-sm)}.form-group .optional{font-weight:400;color:var(--color-text-light)}.form-group input,.form-group select,.form-group textarea{width:100%;padding:var(--spacing-sm) var(--spacing-md);font-size:1rem;font-family:inherit;border:1px solid var(--color-border);border-radius:var(--radius-md);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)}.form-group textarea{resize:vertical;min-height:120px}.form-error{padding:var(--spacing-md);background-color:#fed7d7;border:1px solid var(--color-error);border-radius:var(--radius-md);color:var(--color-error);margin-bottom:var(--spacing-lg)}.form-success{padding:var(--spacing-xl);background-color:#c6f6d5;border:1px solid var(--color-success);border-radius:var(--radius-md);text-align:center}.form-success h3{color:var(--color-success);margin-bottom:var(--spacing-sm)}.form-actions{margin-top:var(--spacing-lg)}.footer{background-color:var(--color-bg-dark);color:var(--color-text-inverse);padding:var(--spacing-3xl) 0 var(--spacing-xl)}.footer-container{max-width:var(--max-width);margin:0 auto;padding:0 var(--spacing-lg)}.footer-content{display:flex;justify-content:space-between;margin-bottom:var(--spacing-2xl)}.footer-brand .brand-name{font-size:1.5rem;font-weight:700}.footer-tagline{color:rgba(255,255,255,.7);margin-top:var(--spacing-sm)}.footer-links{display:flex;gap:var(--spacing-3xl)}.footer-section h4{color:var(--color-text-inverse);font-size:.875rem;text-transform:uppercase;letter-spacing:.05em;margin-bottom:var(--spacing-md)}.footer-section ul{list-style:none;padding:0;margin:0}.footer-section li{margin-bottom:var(--spacing-sm)}.footer-section a{color:rgba(255,255,255,.7)}.footer-section a:hover{color:var(--color-text-inverse)}.footer-bottom{padding-top:var(--spacing-xl);border-top:1px solid rgba(255,255,255,.1);text-align:center}.footer-bottom p{color:rgba(255,255,255,.5);font-size:.875rem;margin:0}@media (max-width:768px){h1{font-size:2rem}h2{font-size:1.5rem}.hero h1{font-size:2.5rem}.navbar-toggle{display:block}.navbar-menu{display:none;position:absolute;top:var(--navbar-height);left:0;right:0;background-color:var(--color-bg);border-bottom:1px solid var(--color-border);padding:var(--spacing-md)}.navbar-menu.is-open{display:block}.navbar-nav{flex-direction:column;gap:0}.nav-item{border-bottom:1px solid var(--color-border)}.nav-item:last-child{border-bottom:none}.nav-link{display:block;padding:var(--spacing-md)}.nav-link-cta{margin:var(--spacing-md) 0;text-align:center}.contact-grid{grid-template-columns:1fr}.service-card ul{columns:1}.footer-content{flex-direction:column;gap:var(--spacing-2xl)}.footer-links{flex-direction:column;gap:var(--spacing-xl)}}