:root{--ink:#2b2b2b;--ink-mute:#8a8580;--bg:#f7f7f5;--bubble-ivory:#faf6f0;--card-bg:#fff;--border:#ece5d8;--kakao:#fee500;--kakao-text:#3c1e1e;--sky:#4fa9e8;--radius:14px;--max-width:1080px;--max-width-sidebar:1280px;--red-bg:#fdeceb;--red-fg:#c0504d;--green-bg:#eaf7f0;--green-fg:#3f9d69;--orange-bg:#fff2e6;--orange-fg:#dc8a2e;--flame-bg:#fdece3;--flame-fg:#d4552a;--teal-bg:#e8f6f6;--teal-fg:#2f9c9c;--blue-bg:#e9f1fb;--blue-fg:#3b73c4;--purple-bg:#f1ecfb;--purple-fg:#7a5cc7}*{box-sizing:border-box}html{scroll-behavior:smooth}body{color:var(--ink);background:var(--bg);-webkit-font-smoothing:antialiased;line-height:1.6;font-family:var(--font-sans);margin:0}h1,h2,h3,h4{font-family:var(--font-serif);color:var(--ink);margin:0 0 .5em;line-height:1.35}a{color:inherit;text-decoration:none}img{max-width:100%;display:block}button{cursor:pointer;font-family:inherit}.container{max-width:var(--max-width);margin:0 auto;padding:0 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