:root{--primary-color: #1e40af;--primary-dark: #1e3a8a;--primary-light: #3b82f6;--secondary-color: #64748b;--accent-color: #60a5fa;--accent-secondary: #2563eb;--text-primary: #0f172a;--text-secondary: #475569;--text-light: #64748b;--text-muted: #94a3b8;--surface: #ffffff;--surface-secondary: #f8fafc;--surface-tertiary: #f1f5f9;--border-color: #e2e8f0;--border-light: #f1f5f9;--gradient-primary: linear-gradient(135deg, #1e40af 0%, #3b82f6 100%);--gradient-secondary: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);--gradient-accent: linear-gradient(135deg, #2563eb 0%, #60a5fa 100%);--shadow-xs: 0 1px 2px 0 rgb(0 0 0 / .05);--shadow-sm: 0 1px 3px 0 rgb(0 0 0 / .1), 0 1px 2px -1px rgb(0 0 0 / .1);--shadow-md: 0 4px 6px -1px rgb(0 0 0 / .1), 0 2px 4px -2px rgb(0 0 0 / .1);--shadow-lg: 0 10px 15px -3px rgb(0 0 0 / .1), 0 4px 6px -4px rgb(0 0 0 / .1);--shadow-xl: 0 20px 25px -5px rgb(0 0 0 / .1), 0 8px 10px -6px rgb(0 0 0 / .1);--radius-sm: .375rem;--radius-md: .5rem;--radius-lg: .75rem;--radius-xl: 1rem;--radius-2xl: 1.5rem}*{margin:0;padding:0;box-sizing:border-box}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,sans-serif;line-height:1.6;color:var(--text-primary);background:var(--surface);overflow-x:hidden;scroll-behavior:smooth;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}.container{max-width:1200px;margin:0 auto;padding:0 1.5rem}.section{padding:6rem 0;position:relative}.section-title{font-size:clamp(2rem,4vw,3.5rem);font-weight:700;text-align:center;margin-bottom:1rem;color:var(--text-primary);letter-spacing:-.025em;line-height:1.2}.section-subtitle{font-size:1.125rem;color:var(--text-secondary);text-align:center;margin-bottom:4rem;max-width:600px;margin-left:auto;margin-right:auto;line-height:1.6}.btn{display:inline-flex;align-items:center;gap:.5rem;padding:.75rem 1.5rem;border:none;border-radius:var(--radius-lg);font-weight:500;text-decoration:none;cursor:pointer;transition:all .2s ease;font-size:.875rem;position:relative;white-space:nowrap}.btn-primary{background:var(--primary-color);color:#fff;box-shadow:var(--shadow-sm)}.btn-primary:hover{background:var(--primary-dark);transform:translateY(-1px);box-shadow:var(--shadow-md)}.btn-secondary{background:var(--surface);color:var(--text-primary);border:1px solid var(--border-color)}.btn-secondary:hover{background:var(--surface-secondary);border-color:var(--primary-color);transform:translateY(-1px)}.btn-ghost{background:transparent;color:var(--text-secondary);border:1px solid transparent}.btn-ghost:hover{background:var(--surface-secondary);color:var(--text-primary)}.card{background:var(--surface);border-radius:var(--radius-xl);padding:2rem;box-shadow:var(--shadow-sm);transition:all .2s ease;border:1px solid var(--border-light)}.card:hover{transform:translateY(-2px);box-shadow:var(--shadow-lg);border-color:var(--border-color)}.grid{display:grid;gap:2rem}.grid-2{grid-template-columns:repeat(auto-fit,minmax(400px,1fr))}.grid-3{grid-template-columns:repeat(auto-fit,minmax(320px,1fr))}.grid-4{grid-template-columns:repeat(auto-fit,minmax(280px,1fr))}.fade-in{opacity:0;transform:translateY(20px);transition:all .6s ease}.fade-in.visible{opacity:1;transform:translateY(0)}.slide-in-left{opacity:0;transform:translate(-30px);transition:all .6s ease}.slide-in-left.visible{opacity:1;transform:translate(0)}.slide-in-right{opacity:0;transform:translate(30px);transition:all .6s ease}.slide-in-right.visible{opacity:1;transform:translate(0)}.scale-in{opacity:0;transform:scale(.95);transition:all .4s ease}.scale-in.visible{opacity:1;transform:scale(1)}@media (max-width: 1024px){.container{padding:0 1rem}.section{padding:4rem 0}}@media (max-width: 768px){.section{padding:3rem 0}.section-title{font-size:2rem}.grid-2,.grid-3,.grid-4{grid-template-columns:1fr}.card{padding:1.5rem}}::-webkit-scrollbar{width:6px}::-webkit-scrollbar-track{background:var(--surface-secondary)}::-webkit-scrollbar-thumb{background:var(--border-color);border-radius:3px}::-webkit-scrollbar-thumb:hover{background:var(--text-muted)}::selection{background:#2563eb1a;color:var(--text-primary)}