:root{--color-primary: #1a237e;--color-secondary: #c5a059;--color-accent: #b71c1c;--color-bg: #f8fcfd;--color-bg-alt: #ffffff;--color-text-main: #333333;--color-text-light: #666666;--color-text-inverse: #ffffff;--font-family-base: "Helvetica Neue", Arial, "Hiragino Kaku Gothic ProN", "Hiragino Sans", Meiryo, sans-serif;--spacing-unit: 8px;--container-width: 1200px}body{margin:0;font-family:var(--font-family-base);color:var(--color-text-main);background-color:var(--color-bg);line-height:1.6}*{box-sizing:border-box}h1,h2,h3{color:var(--color-primary);margin-top:0}.container{max-width:var(--container-width);margin:0 auto;padding:0 16px}button{cursor:pointer;font-family:inherit}