:root{--ink:#11151c;--paper:#f1f0e9;--white:#fff;--blue:#315cff;--orange:#ff6038;--lime:#d8ff3e;--line:#c8c8c1;--muted:#666d76}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--paper);color:var(--ink);font-family:Arial,sans-serif}.topbar{height:78px;display:flex;align-items:center;gap:42px;padding:0 clamp(22px,5vw,76px);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20;background:rgba(241,240,233,.94);backdrop-filter:blur(12px)}.logo{display:flex;align-items:center;gap:12px;color:inherit;text-decoration:none}.logo b{font-size:20px}.logo-bars{width:40px;height:28px;display:flex;align-items:end;gap:4px}.logo-bars i{display:block;width:10px;background:var(--blue);height:60%;border-radius:3px 3px 0 0}.logo-bars i:nth-child(2){height:100%;background:var(--orange)}.logo-bars i:nth-child(3){height:78%;background:var(--lime)}nav{display:flex;gap:28px;margin-left:auto}nav a,.arrow-link,footer 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