:root{--primary: hsl(222, 84%, 15%);--primary-hover: hsl(222, 84%, 20%);--primary-light: hsl(222, 84%, 25%);--accent-primary: #3B82F6;--accent-hover: #2563EB;--accent-light: #60A5FA;--accent-lighter: #93C5FD;--accent-bg: #EFF6FF;--gray-50: #F9FAFB;--gray-100: #F3F4F6;--gray-200: #E5E7EB;--gray-300: #D1D5DB;--gray-400: #9CA3AF;--gray-500: #6B7280;--gray-600: #4B5563;--gray-700: #374151;--gray-800: #1F2937;--gray-900: #111827;--text-primary: #111827;--text-secondary: #6B7280;--text-tertiary: #9CA3AF;--bg-white: #ffffff;--bg-gray: #F3F4F6;--border: #E5E7EB;--border-light: #F3F4F6;--spacing-xs: .25rem;--spacing-sm: .5rem;--spacing-md: 1rem;--spacing-lg: 1.5rem;--spacing-xl: 2rem;--spacing-2xl: 2.5rem;--spacing-3xl: 3rem;--font-size-xs: .75rem;--font-size-sm: .875rem;--font-size-base: 1rem;--font-size-lg: 1.125rem;--font-size-xl: 1.25rem;--font-size-2xl: 1.5rem;--font-size-3xl: 1.875rem;--font-size-4xl: 2.25rem;--font-weight-normal: 400;--font-weight-medium: 500;--font-weight-semibold: 600;--font-weight-bold: 700;--shadow-sm: 0 1px 2px rgba(0, 0, 0, .05);--shadow-md: 0 4px 6px rgba(0, 0, 0, .1);--shadow-lg: 0 10px 15px rgba(0, 0, 0, .1);--shadow-xl: 0 20px 25px rgba(0, 0, 0, .15);--radius-sm: .25rem;--radius-md: .5rem;--radius-lg: .75rem;--radius-xl: 1rem;--radius-full: 9999px;--transition-base: .2s ease;--transition-fast: .15s ease;--transition-slow: .3s ease;--transition-moderate: .4s cubic-bezier(.4, 0, .2, 1);--glow-accent: 0 0 20px rgba(59, 130, 246, .4);--glow-accent-hover: 0 0 30px rgba(59, 130, 246, .6)}*{margin:0;padding:0;box-sizing:border-box}html{scroll-behavior:smooth}body{font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif;line-height:1.6;color:#111827;background-color:#fff;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}h1,h2,h3,h4,h5,h6{line-height:1.3;letter-spacing:-.02em;font-weight:700}h1{font-size:clamp(2.5rem,5vw,4rem)}h2{font-size:clamp(2rem,4vw,3rem)}p{line-height:1.7}::-webkit-scrollbar{width:8px}::-webkit-scrollbar-track{background:#f1f1f1}::-webkit-scrollbar-thumb{background:#c1c1c1;border-radius:4px}::-webkit-scrollbar-thumb:hover{background:#a8a8a8}*:focus{outline:2px solid var(--primary);outline-offset:2px}button{font-family:inherit;cursor:pointer}a{color:inherit;text-decoration:none}input,textarea{font-family:inherit}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.bg-pattern-dots{background-image:radial-gradient(circle,rgba(59,130,246,.03) 1px,transparent 1px);background-size:20px 20px}.bg-pattern-grid{background-image:linear-gradient(rgba(59,130,246,.03) 1px,transparent 1px),linear-gradient(90deg,rgba(59,130,246,.03) 1px,transparent 1px);background-size:30px 30px}.ripple{position:relative;overflow:hidden}.ripple:after{content:"";position:absolute;top:50%;left:50%;width:0;height:0;border-radius:50%;background:#ffffff80;transform:translate(-50%,-50%);transition:width .6s,height .6s}.ripple:active:after{width:300px;height:300px}.card-3d{transition:transform var(--transition-moderate);transform-style:preserve-3d}.card-3d:hover{transform:perspective(1000px) rotateX(2deg) rotateY(-2deg) translateY(-8px)}