:root{--color-bg-primary: hsl(230, 25%, 8%);--color-bg-secondary: hsl(230, 20%, 12%);--color-bg-tertiary: hsl(230, 18%, 16%);--color-accent-primary: hsl(270, 80%, 60%);--color-accent-secondary: hsl(200, 90%, 55%);--color-accent-gradient: linear-gradient(135deg, hsl(270, 80%, 60%), hsl(200, 90%, 55%));--color-text-primary: hsl(0, 0%, 95%);--color-text-secondary: hsl(0, 0%, 70%);--color-text-muted: hsl(0, 0%, 50%);--glass-bg: rgba(255, 255, 255, .05);--glass-border: rgba(255, 255, 255, .1);--glass-shadow: 0 8px 32px rgba(0, 0, 0, .3);--spacing-xs: .5rem;--spacing-sm: 1rem;--spacing-md: 2rem;--spacing-lg: 4rem;--spacing-xl: 6rem;--font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;--font-size-xs: .875rem;--font-size-sm: 1rem;--font-size-md: 1.125rem;--font-size-lg: 1.5rem;--font-size-xl: 2rem;--font-size-2xl: 3rem;--font-size-3xl: 4rem;--transition-fast: .2s ease;--transition-normal: .3s ease;--transition-slow: .5s ease;--radius-sm: .5rem;--radius-md: 1rem;--radius-lg: 1.5rem;--radius-full: 9999px;--z-navbar: 1000;--z-modal: 2000}*{margin:0;padding:0;box-sizing:border-box}html{scroll-behavior:smooth;overflow-x:hidden}body{font-family:var(--font-family);background-color:var(--color-bg-primary);color:var(--color-text-primary);line-height:1.6;overflow-x:hidden}img{max-width:100%;display:block}a{text-decoration:none;color:inherit}ul{list-style:none}button{border:none;background:none;cursor:pointer;font-family:inherit}h1,h2,h3,h4,p{cursor:default}.container{max-width:1200px;margin:0 auto;padding:0 var(--spacing-md)}.section-title{font-size:var(--font-size-2xl);font-weight:800;text-align:center;margin-bottom:var(--spacing-sm);background:var(--color-accent-gradient);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.section-subtitle{text-align:center;color:var(--color-text-secondary);margin-bottom:var(--spacing-lg);font-size:var(--font-size-md)}.highlight{background:var(--color-accent-gradient);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;font-weight:600}.btn{padding:1rem 2rem;border-radius:var(--radius-full);font-weight:600;font-size:var(--font-size-sm);transition:all var(--transition-normal);display:inline-flex;align-items:center;gap:var(--spacing-xs)}.btn-primary{background:var(--color-accent-gradient);color:#fff;box-shadow:0 4px 20px #8a2be266}.btn-primary:hover{transform:translateY(-2px);box-shadow:0 6px 30px #8a2be299}.btn-secondary{background:var(--glass-bg);border:1px solid var(--glass-border);color:var(--color-text-primary);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.btn-secondary:hover{background:var(--glass-border);transform:translateY(-2px)}.fade-in{opacity:0;transform:translateY(30px);transition:all .6s ease}.fade-in.visible{opacity:1;transform:translateY(0)}.slide-in-left{opacity:0;transform:translate(-50px);transition:all .6s ease}.slide-in-left.visible{opacity:1;transform:translate(0)}.slide-in-right{opacity:0;transform:translate(50px);transition:all .6s ease}.slide-in-right.visible{opacity:1;transform:translate(0)}@media(max-width:768px){:root{--font-size-3xl: 2.5rem;--font-size-2xl: 2rem;--font-size-xl: 1.5rem}.mobile-menu-toggle{display:flex}}.scroll-top{position:fixed;bottom:2rem;right:2rem;width:50px;height:50px;border-radius:50%;background:var(--color-accent-gradient);color:#fff;display:flex;align-items:center;justify-content:center;opacity:0;visibility:hidden;transition:all var(--transition-normal);z-index:999;box-shadow:0 4px 20px #8a2be266}.scroll-top.visible{opacity:1;visibility:visible}.scroll-top:hover{transform:translateY(-5px);box-shadow:0 6px 30px #8a2be299}