:root{--bg: #0D1117;--bg-lighter: #161B22;--surface: #1C2333;--surface-highlight: #252D3D;--primary: #4C6FFF;--primary-hover: #3B5BDB;--text-heading: #FFFFFF;--text-body: #8B949E;--text-muted: #484F58;--border: #21262D;--white: #FFFFFF}*{box-sizing:border-box;margin:0;padding:0}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif;background-color:var(--bg);color:var(--text-body);line-height:1.6}h1,h2,h3,h4,h5,h6{color:var(--text-heading);font-weight:700}a{color:var(--primary);text-decoration:none;transition:color .2s ease}a:hover{text-decoration:underline}.app-container{display:flex;flex-direction:column;min-height:100vh}.navbar{display:flex;justify-content:space-between;align-items:center;padding:1rem 2rem;background-color:var(--bg-lighter);border-bottom:1px solid var(--border)}.nav-brand{font-size:1.5rem;font-weight:800;color:var(--text-heading);letter-spacing:1px}.nav-brand:hover{text-decoration:none}.nav-links{display:flex;gap:2rem}.nav-link{color:var(--text-body);font-weight:500}.nav-link:hover{color:var(--primary);text-decoration:none}.main-content{flex:1}.footer{padding:3rem 2rem;background-color:var(--bg-lighter);border-top:1px solid var(--border);text-align:center}.footer p{color:var(--text-muted);margin-bottom:1rem}.footer-links{display:flex;justify-content:center;gap:1.5rem}.hero{display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:6rem 1rem;background:linear-gradient(180deg,var(--bg-lighter) 0%,var(--bg) 100%)}.hero h1{font-size:3.5rem;margin-bottom:1rem;background:linear-gradient(90deg,#FFFFFF,var(--primary));-webkit-background-clip:text;-webkit-text-fill-color:transparent}.hero p{font-size:1.25rem;max-width:600px;margin-bottom:3rem;color:var(--text-body)}.app-buttons{display:flex;gap:1.5rem;justify-content:center;flex-wrap:wrap}.app-btn{display:flex;align-items:center;gap:.75rem;background-color:var(--surface);border:1px solid var(--border);padding:.75rem 1.5rem;border-radius:12px;color:var(--text-heading);transition:all .2s ease;cursor:pointer}.app-btn:hover{background-color:var(--surface-highlight);border-color:var(--primary);transform:translateY(-2px);text-decoration:none}.app-btn div{text-align:left}.app-btn .small{font-size:.75rem;color:var(--text-muted);text-transform:uppercase;letter-spacing:.5px}.app-btn .large{font-size:1.1rem;font-weight:600}.features{padding:5rem 2rem;max-width:1200px;margin:0 auto}.features-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:2rem;margin-top:3rem}.feature-card{background-color:var(--surface);border:1px solid var(--border);padding:2rem;border-radius:16px;text-align:center;transition:transform .3s ease}.feature-card:hover{transform:translateY(-5px);border-color:var(--primary)}.feature-icon{width:64px;height:64px;background-color:#4c6fff1a;color:var(--primary);border-radius:50%;display:flex;align-items:center;justify-content:center;margin:0 auto 1.5rem}.feature-card h3{font-size:1.5rem;margin-bottom:1rem}.page-container{max-width:800px;margin:0 auto;padding:4rem 2rem}.page-container h1{font-size:2.5rem;margin-bottom:2rem;padding-bottom:1rem;border-bottom:1px solid var(--border)}.page-container h2{font-size:1.75rem;margin-top:2.5rem;margin-bottom:1rem}.page-container p{margin-bottom:1.5rem;font-size:1.1rem}.page-container ul{margin-bottom:1.5rem;padding-left:1.5rem;font-size:1.1rem}.page-container li{margin-bottom:.5rem}