:root{color-scheme:light;--bg:#f2ede6;--surface:#faf7f3;--surface-alt:#ede8e0;--surface-header:#e8e1d8;--text:#1e1b17;--text-secondary:#5a5248;--muted:#9a9088;--line:#e8e1d8;--accent:#7a6a58;--accent-deep:#5a4a38;--header-bg:#1e1b17;--header-text:#faf7f3}*{box-sizing:border-box}body,html{margin:0;min-height:100%;font-family:"Noto Serif SC","Source Han Serif SC",serif;background:#f2ede6;color:var(--text)}body{min-height:100vh}a{color:inherit;text-decoration:none}button,input{font:inherit}.shell{width:min(960px,calc(100% - 32px));margin:0 auto}.card{background:var(--surface);border:1px solid var(--line);border-radius:8px;box-shadow:0 2px 12px rgba(30,27,23,.06)}