:root { --color-primary: #2563eb; --color-secondary: #1e40af; --color-accent: #f59e0b; --color-dark: #1f2937; --color-light: #f9fafb; } html { scroll-behavior: smooth; } body { font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif; } .bg-primary { background-color: var(--color-primary); } .bg-secondary { background-color: var(--color-secondary); } .bg-accent { background-color: var(--color-accent); } .text-primary { color: var(--color-primary); } .text-primary-light { color: #60a5fa; } .text-secondary { color: var(--color-secondary); } .text-accent { color: var(--color-accent); } .btn-primary { display: inline-flex; align-items: center; justify-content: center; padding: 0.75rem 1.5rem; background: var(--color-primary); color: white; font-weight: 500; letter-spacing: 0.05em; border-radius: 0; border-radius: 4px; transition: all 0.3s ease; box-shadow: none; } .btn-primary:hover { transform: translateY(-2px); background: black; box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06); } .btn-outline { display: inline-flex; align-items: center; justify-content: center; padding: 0.75rem 1.5rem; background: transparent; color: white; font-weight: 600; border: 2px solid rgba(255, 255, 255, 0.3); border-radius: 0.5rem; transition: all 0.3s ease; } .btn-outline:hover { background: rgba(255, 255, 255, 0.1); border-color: rgba(255, 255, 255, 0.5); } .btn-lg { padding: 1rem 2rem; font-size: 1.125rem; } .nav-link { position: relative; color: #374151; font-weight: 500; transition: color 0.3s ease; } .nav-link:hover { color: var(--color-primary); } .nav-link::after { content: ''; position: absolute; bottom: -4px; left: 0; width: 0; height: 2px; background: var(--color-primary); transition: width 0.3s ease; } .nav-link:hover::after { width: 100%; } .mobile-nav-link { display: block; padding: 0.75rem 1rem; color: #374151; font-weight: 500; border-radius: 0.5rem; transition: all 0.3s ease; } .mobile-nav-link:hover { background: #f3f4f6; color: var(--color-primary); } .service-card { background: white; border-radius: 1rem; padding: 2rem; box-shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06); transition: all 0.3s ease; border: 1px solid #f3f4f6; } .service-card:hover { transform: translateY(-8px); box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04); } .service-icon { width: 4rem; height: 4rem; background: var(--color-secondary); color: var(--color-primary); border-radius: 50%; display: flex; align-items: center; justify-content: center; margin-bottom: 1.5rem; transition: all 0.3s ease; } .service-card:hover .service-icon { background: var(--color-primary); color: white; } .testimonial-card { background: white; border-radius: 1rem; padding: 2rem; box-shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06); border: 1px solid #f3f4f6; } .form-input { width: 100%; padding: 0.75rem 1rem; border: 1px solid #d1d5db; border-radius: 0.5rem; background: white; transition: all 0.3s ease; font-size: 1rem; } .form-input:focus { outline: none; border-color: var(--color-primary); box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1); } .form-input::placeholder { color: #9ca3af; } .footer-link { color: #9ca3af; transition: color 0.3s ease; } .footer-link:hover { color: white; } .social-icon { width: 2.5rem; height: 2.5rem; display: flex; align-items: center; justify-content: center; background: rgba(255, 255, 255, 0.1); border-radius: 0.5rem; color: #9ca3af; transition: all 0.3s ease; } .social-icon:hover { background: var(--color-primary); color: white; } @keyframes fadeIn { from { opacity: 0; transform: translateY(20px); } to { opacity: 1; transform: translateY(0); } } @keyframes slideUp { from { opacity: 0; transform: translateY(40px); } to { opacity: 1; transform: translateY(0); } } .animate-fade-in { animation: fadeIn 0.8s ease forwards; } .animate-slide-up { animation: slideUp 0.8s ease forwards; } [style*="animation-delay"] { opacity: 0; } .masonry-grid { column-count: 1; column-gap: 1.5rem; } @media (min-width: 640px) { .masonry-grid { column-count: 2; } } @media (min-width: 1024px) { .masonry-grid { column-count: 3; } } .masonry-item { break-inside: avoid; margin-bottom: 1.5rem; } #back-to-top.visible { opacity: 1; visibility: visible; } @media (max-width: 768px) { .btn-lg { padding: 0.875rem 1.5rem; font-size: 1rem; } .service-card { padding: 1.5rem; } .testimonial-card { padding: 1.5rem; } } .form-success { background: #d1fae5; border: 1px solid #10b981; color: #065f46; } .form-error { background: #fee2e2; border: 1px solid #ef4444; color: #991b1b; } .scroll-reveal { opacity: 0; transform: translateY(30px); transition: all 0.6s ease; } .scroll-reveal.revealed { opacity: 1; transform: translateY(0); }