:root{--navy:#0c243b;--navy2:#173d55;--cyan:#61dccd;--ink:#1c3042;--muted:#71808d;--line:#e2e9ed;--bg:#f7f9fb;--white:#fff;--radius:14px}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Microsoft JhengHei","PingFang TC",sans-serif;font-size:15px;line-height:1.65}a{color:inherit;text-decoration:none}a:hover{color:#147e80}button,input,select,textarea{font:inherit}button,a,input{ -webkit-tap-highlight-color:transparent}button,a:focus-visible,input:focus-visible{outline-color:#23b9ad;outline-offset:4px}button{cursor:pointer}svg{display:block}.icon{width:20px;height:20px;flex-shrink:0}.container{width:min(1180px,calc(100% - 64px));margin:0 auto}.site-header{height:92px;background:#fff;border-bottom:1px solid 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