*{margin:0;padding:0;box-sizing:border-box}:root{--bg-primary: #fafafa;--bg-secondary: #ffffff;--text-primary: #1a1a1a;--text-secondary: #666666;--accent: #d32f2f;--border: #e0e0e0;--shadow: rgba(0, 0, 0, .05)}body{font-family:Noto Sans JP,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;background-color:var(--bg-primary);color:var(--text-primary);line-height:1.8;font-weight:300;overflow-x:hidden}#root{min-height:100vh}h1,h2,h3,h4,h5,h6{font-family:"Noto Serif JP",serif;font-weight:500;letter-spacing:.02em}a{color:var(--text-primary);text-decoration:none;transition:opacity .3s ease}a:hover{opacity:.6}::selection{background-color:var(--accent);color:#fff}.hero{position:relative;overflow:hidden}.hero-content{text-align:center;opacity:0;transform:translateY(30px);transition:all 1s ease;padding:0 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