:root{--brand:#1a5bb5;--brand-dark:#1a5bb5;--brand-hover:#14488f;--brand-light:#1a5bb5;--accent:#0e8a66;--accent-dark:#0a6b50;--accent-soft:#e3f4ee;--highlight:#e03c31;--on-dark-accent:#5cc9a7;--on-dark-muted:#d5e2f4;--text:#2d3b4e;--muted:#4b5a6e;--heading:#1f2b3b;--tint:#eef4fb;--line:#d9e2ee;--footer-bg:#14488f;--footer-line:#ffffff47;--shadow:#1a5bb524;--radius:10px;--maxw:1200px;font-family:system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif}*,:before,:after{box-sizing:border-box}body{color:var(--text);background:#fff;margin:0;font-size:1rem;line-height:1.6}h1,h2,h3{color:var(--heading);margin:0 0 .6em;line-height:1.2}h1{font-size:clamp(2rem,4.5vw,3.2rem)}h2{font-size:clamp(1.5rem,3vw,2.1rem)}a{color:var(--brand)}img,svg{max-width:100%}.container{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 20px}.sr-only{clip:rect(0 0 0 0);white-space:nowrap;width:1px;height:1px;position:absolute;overflow:hidden}.skip{background:var(--brand);color:#fff;z-index:100;padding:10px 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var(--line);border-radius:var(--radius);width:100%;height:auto}.aside-h{margin-top:28px;font-size:1.1rem}.specs{border-collapse:collapse;width:100%}.specs th,.specs td{text-align:left;border-bottom:1px solid var(--line);vertical-align:top;padding:10px 12px}.specs th{width:40%;color:var(--heading);background:var(--tint)}.downloads li{margin-bottom:8px}.downloads a{border:1px solid var(--line);border-radius:8px;justify-content:space-between;padding:12px 14px;font-weight:600;text-decoration:none;display:flex}.downloads a:hover{border-color:var(--brand)}.downloads span{color:var(--highlight);font-size:.8rem}.yt{aspect-ratio:16/9;background:linear-gradient(135deg, var(--brand-dark), var(--brand));border-radius:var(--radius);position:relative;overflow:hidden}.yt iframe{border:0;width:100%;height:100%;position:absolute;inset:0}.yt-btn{color:#fff;width:100%;font:inherit;cursor:pointer;background:0 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