:root{--background:#000;--foreground:#ededed;--card-bg:#171717;--card-border:#262626;--primary:#3b82f6;--primary-foreground:#fff;--secondary:#334155;--secondary-foreground:#f8fafc;--accent:#f59e0b;--radius:.5rem;--font-base:var(--font-noto-sans-jp),sans-serif;--font-heading:var(--font-inter),sans-serif}html,body{max-width:100vw;font-family:var(--font-base);background-color:var(--background);color:var(--foreground);line-height:1.6;overflow-x:hidden}h1,h2,h3,h4,h5,h6{font-family:var(--font-heading);font-weight:700;line-height:1.2}a{color:inherit;text-decoration:none;transition:opacity .2s}a:hover{opacity:.8}*{box-sizing:border-box;margin:0;padding:0}.container{width:90%;max-width:1200px;margin:0 auto;padding:0 1rem}.section{padding:4rem 0}@keyframes fadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}main{animation:.6s ease-out fadeIn}