:root{--ink: #112024;--muted: #5c6c6f;--line: #d8e2de;--sea: #006d77;--reef: #ef8354;--kelp: #678d58;--foam: #f6fbf9;--sand: #f3efe4;--white: #ffffff;--shadow: 0 18px 45px rgba(17,32,36,.12);color-scheme:light}*,*:before,*:after{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;color:var(--ink);background:var(--foam);font-family:Inter,ui-sans-serif,system-ui,-apple-system,sans-serif;-webkit-font-smoothing:antialiased}button,input,select,textarea{font:inherit}img{max-width:100%;display:block}.site-header{position:sticky;top:0;z-index:50;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:14px clamp(16px,5vw,56px);background:#f6fbf9f5;border-bottom:1px solid 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