:root{--main:#FFFFFF;--side:#F7F7F7;--ink:#0D0D0D;--soft:#5D5D5D;--faint:#6E6E6E;--rule:#E5E5E5;--hover:#EDEDED;--sel:#E3E3E3;--accent:#B23C08;--btn:#0D0D0D;--loi:#A11414;--radius:14px;--orbit-loi:#FFF9E8;--orbit-vang:#FEC564;--orbit-than:#F58A3B;--orbit-sau:#66200A}:root[data-theme=dark]{--side:#181818;--main:#1F1F1F;--ink:#F2F2F2;--soft:#B4B4B4;--faint:#9B9B9B;--rule:#2E2E2E;--hover:var(--rule);--sel:var(--rule);--accent:#FB8B5A;--btn:#F2F2F2;--loi:#FF8B8B}*{box-sizing:border-box}body,html{background:var(--main)}body{margin:0;color:var(--ink);font:400 16px/1.68 -apple-system,BlinkMacSystemFont,SF Pro Text,Segoe UI,system-ui,Helvetica Neue,Arial,sans-serif}a{color:inherit}button,input,select,textarea{font:inherit;color:inherit}button{cursor:pointer}a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:3px solid var(--accent);outline-offset:3px}.site-header{display:flex;justify-content:space-between;align-items:center;padding:28px 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