:root{--ink: #1E1B39;--mute: #5B6079;--line: #E3E6F0;--line2: #C7CBEE;--white: #FFFFFF;--indigo: #3730A3;--amber: #F59E0B;--paper: #F4F5F9;--good: #15803D;--ui: "Space Grotesk", "PingFang SC", "Microsoft YaHei", system-ui, sans-serif;--disp: "Sora", "PingFang SC", "Microsoft YaHei", system-ui, sans-serif}*{box-sizing:border-box}html,body{margin:0;padding:0}body.dhub{background:var(--paper);color:var(--ink);font-family:var(--ui);min-height:100vh;display:flex;flex-direction:column;-webkit-font-smoothing:antialiased}.dh-top{position:sticky;top:0;z-index:10;display:flex;align-items:center;gap:14px;padding:12px 20px;background:#f4f5f9eb;border-bottom:1px solid var(--line);backdrop-filter:blur(6px)}.dh-brand{font-family:var(--disp);font-weight:800;font-size:17px;color:var(--ink);text-decoration:none}.dh-brand b{color:var(--indigo)}.dh-brand 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