:root{--bg:#eef2f2;--ink:#17343b;--muted:#60757b;--line:#dce5e6;--teal:#007e80;--deep:#102c33;--lime:#d5f777}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font:16px/1.5 system-ui,-apple-system,"Segoe UI",sans-serif}header{height:82px;background:var(--deep);color:white;padding:0 max(24px,calc((100vw - 1320px)/2));display:flex;align-items:center;justify-content:space-between}.brand{display:flex;align-items:center;gap:12px;font-weight:850;font-size:24px;letter-spacing:2px;color:inherit;text-decoration:none}.brand-icon{font-size:40px;color:var(--lime);line-height:1}.brand-sub{font-size:12px;font-weight:500;letter-spacing:1.5px;border-left:1px solid #557078;margin-left:10px;padding-left:22px;color:#bacdce}.river{font-size:14px;color:#c0d2d3}main{max-width:1368px;margin:auto;padding:36px 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