:root{--bg-color:#f5f5f5;--text-color:#1a1a1a;--text-muted:#666;--accent:#000;--nav-bg:hsla(0,0%,96%,.8);--glass-bg:hsla(0,0%,100%,.5);--glass-border:rgba(0,0,0,.05);--button-bg:#000;--button-text:#fff;--button-hover:#333}body.dark-mode{--bg-color:#0f0f0f;--text-color:#f5f5f5;--text-muted:#a0a0a0;--accent:#fff;--nav-bg:hsla(0,0%,6%,.8);--glass-bg:rgba(30,30,30,.5);--glass-border:hsla(0,0%,100%,.1);--button-bg:#fff;--button-text:#000;--button-hover:#ccc}*{margin:0;padding:0;box-sizing:border-box}html.lenis{height:auto}.lenis.lenis-smooth{scroll-behavior:auto}.lenis.lenis-smooth [data-lenis-prevent]{overscroll-behavior:contain}.lenis.lenis-stopped{overflow:hidden}body{font-family:Inter,sans-serif;background-color:var(--bg-color);color:var(--text-color);transition:background-color .8s ease,color .8s ease;overflow-x:hidden}.logo,h1,h2,h3{font-family:Outfit,sans-serif}#webgl-canvas{position:fixed;top:0;left:0;width:100vw;height:100vh;z-index:-1;pointer-events:none}#app-container{position:relative;z-index:1}.main-nav{position:fixed;top:0;left:0;width:100%;padding:1.5rem 5%;display:flex;justify-content:space-between;align-items:center;background:var(--nav-bg);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);border-bottom:1px solid var(--glass-border);z-index:100;transition:all .5s ease}.logo{font-size:1.5rem;font-weight:600;letter-spacing:-.05em}.nav-links a{color:var(--text-color);text-decoration:none;margin:0 1.5rem;font-size:.9rem;font-weight:500;transition:opacity .3s}.nav-links a:hover{opacity:.6}button{font-family:Inter,sans-serif;cursor:pointer;border:none;outline:none;border-radius:4px;font-weight:500;transition:all .3s ease}.btn-primary{background:var(--button-bg);color:var(--button-text);padding:.6rem 1.2rem;font-size:.9rem}.btn-primary:hover{background:var(--button-hover);transform:translateY(-2px)}.btn-primary.large{padding:1rem 2rem;font-size:1rem}.btn-secondary{background:transparent;color:var(--text-color);border:1px solid var(--glass-border);padding:.6rem 1.2rem}.btn-secondary:hover{background:var(--glass-bg)}.btn-secondary.large{padding:1rem 2rem;font-size:1rem}.section{min-height:100vh;display:flex;align-items:center;padding:0 10%;position:relative}.content-block{max-width:600px}.content-block.right{margin-left:auto}.content-block.center{margin:0 auto;text-align:center}.hero-title{font-size:5vw;line-height:1.1;font-weight:400;letter-spacing:-.03em;margin-bottom:1.5rem}.hero-subtitle{font-size:1.2rem;color:var(--text-muted);margin-bottom:3rem;line-height:1.6;max-width:80%}.cta-group{display:flex;gap:1rem}.section-title{font-size:3.5rem;font-weight:300;letter-spacing:-.02em;margin-bottom:1rem}.section-text{font-size:1.2rem;color:var(--text-muted);line-height:1.6;margin-bottom:2rem}.feature-list{list-style:none}.feature-list li{font-size:1.2rem;padding:1rem 0;border-bottom:1px solid var(--glass-border);display:flex;align-items:center;gap:1rem}.feature-list li span{font-family:Outfit;color:var(--text-muted)}.card-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1.5rem;margin-top:3rem}.glass-card{background:var(--glass-bg);border:1px solid var(--glass-border);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);padding:2rem;border-radius:8px;text-align:center;font-weight:500;transition:transform .3s ease}.glass-card:hover{transform:translateY(-5px)}.signup-form{display:flex;gap:1rem;justify-content:center;margin-top:2rem}.premium-input{padding:1rem 1.5rem;border:1px solid var(--glass-border);background:var(--glass-bg);color:var(--text-color);border-radius:4px;font-size:1rem;font-family:Inter;width:300px;outline:none;transition:border-color .3s}.premium-input:focus{border-color:var(--accent)}.footer-links{margin-top:4rem;display:flex;justify-content:center;gap:2rem}.footer-links a{color:var(--text-muted);text-decoration:none;font-size:.9rem}.footer-links a:hover{color:var(--text-color)}@media (max-width:768px){.hero-title{font-size:3rem}.cta-group{flex-direction:column}.card-grid{grid-template-columns:1fr}.signup-form{flex-direction:column}.premium-input{width:100%}.nav-links{display:none}}