*{box-sizing:border-box;padding:0;margin:0}:root{--color-bg:#0f1117;--color-sidebar:#080b10;--color-bg-card:#161b24;--color-border:#222c3c;--color-text:#e8eaf0;--color-text-muted:#6b7a99;--color-primary:#c9a96e;--color-primary-hover:#b8925a;--color-error:#e05555;--color-success:#4caf87;--color-bronze:#cd7f32;--color-silver:#c0c0c0;--color-gold:#ffd700;--color-diamond:#b9f2ff;--sidebar-width:220px;--font-sans:"Noto Sans JP",-apple-system,BlinkMacSystemFont,sans-serif}body,html{background:var(--color-bg);color:var(--color-text);font-family:var(--font-sans);min-height:100vh}a{color:var(--color-primary);text-decoration:none}button{cursor:pointer}@import url("https://fonts.googleapis.com/css2?family=Noto+Sans+JP:wght@300;400;500;700&family=Noto+Serif+JP:wght@300;400;500;700&family=Cormorant+Garamond:ital,wght@0,300;0,400;0,500;1,300;1,400;1,500&display=swap");:root{--font-sans-ja:"Noto Sans JP",source-han-sans-japanese,"メイリオ",sans-serif;--font-serif-ja:"Noto Serif JP",source-han-serif-japanese,"游明朝","Yu Mincho",serif;--font-en-serif:"Cormorant Garamond","Times New Roman",serif}