:root{color-scheme:dark;--bg:#0b1518;--text:#eee9dd;--gold:#dcc292;--muted:#a1aca9;--line:#ffffff20}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:28px}body{margin:0;background:var(--bg);color:var(--text);font:16px/1.75 "Microsoft YaHei",system-ui,sans-serif}a{color:inherit;text-decoration:none}button{font:inherit;cursor:pointer}a,button,summary{outline-offset:6px}button{color:inherit}.skip{position:absolute;top:-100px}.skip:focus{top:0;z-index:10;background:black;padding:10px}header{height:100px;padding:0 6%;display:flex;align-items:center;justify-content:space-between;position:absolute;top:0;left:0;width:100%;z-index:2;border-bottom:1px solid var(--line)}.logo{display:flex;align-items:center;gap:15px;font:600 32px/1.2 Georgia,"SimSun",serif;letter-spacing:4px}.logo span{font:10px/1.5 system-ui;letter-spacing:3px;width:70px}nav{display:flex;gap:32px;font-size:14px}.contact-top{font-size:14px;border-bottom:1px solid 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@media(max-width:650px){nav a[href="#process"],nav a[href="#project"]{display:none}}