:root{--color-primary: #0a66c2;--color-primary-hover: #004182;--color-bg-body: #f3f2ef;--color-bg-white: #ffffff;--color-text-main: rgba(0, 0, 0, .9);--color-text-secondary: rgba(0, 0, 0, .6);--color-border: #e0e0e0;--color-border-alt: #e0dfdc;--color-search-bg: #eef3f8}*{margin:0;padding:0;box-sizing:border-box}body{font-family:-apple-system,system-ui,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;font-size:14px;line-height:1.4;color:var(--color-text-main);background-color:var(--color-bg-body)}.top-nav{background-color:var(--color-bg-white);border-bottom:1px solid rgba(0,0,0,.08);position:fixed;top:0;left:0;right:0;height:52px;z-index:100}.top-nav__container{max-width:1128px;margin:0 auto;height:100%;display:flex;align-items:center;justify-content:space-between;padding:0 8px}.top-nav__left{display:flex;align-items:center;gap:8px}.top-nav__logo{display:flex;padding:0 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