:root{color-scheme:light dark;--bg:#f3f7fa;--card:#fff;--text:#153342;--muted:#516572;--line:#d8e2e8;--accent:#096787}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font:16px/1.65 system-ui,sans-serif}header,main,footer{max-width:1050px;margin:auto;padding:26px}header{display:flex;justify-content:space-between;gap:18px;border-bottom:1px solid var(--line)}a{color:var(--accent)}header a{text-decoration:none}main{padding-top:52px}h1{font-size:clamp(36px,7vw,64px);line-height:1.12;margin:12px 0 24px}.lead{max-width:650px;font-size:20px;color:var(--muted)}.eyebrow,.platform{font-size:12px;letter-spacing:.16em;font-weight:800;color:var(--accent)}.cards{display:grid;grid-template-columns:1fr 1fr;gap:22px;margin:32px 0}article{background:var(--card);border:1px solid var(--line);border-radius:20px;padding:28px}article.recommended{border:2px solid var(--accent)}article p{color:var(--muted)}h2{font-size:25px;line-height:1.3}.button{display:block;text-align:center;background:var(--accent);color:white;text-decoration:none;padding:14px;border-radius:10px;font-weight:700;margin:20px 0}[aria-disabled=true]{opacity:.55;pointer-events:none}section{padding:20px 0;max-width:800px}footer{border-top:1px solid var(--line);font-size:14px}summary{cursor:pointer}a:focus-visible{outline:3px solid var(--accent);outline-offset:4px}@media(prefers-color-scheme:dark){:root{--bg:#0e1825;--card:#152536;--text:#edf5fa;--muted:#b5c7d4;--line:#304556;--accent:#53b7de}.button{color:#081b28}}@media(max-width:650px){.cards{grid-template-columns:1fr}header,main,footer{padding:20px}header{font-size:14px}article{padding:22px}}

.app-logo{display:block;border-radius:24px;margin-bottom:24px}

.gessler-logo{display:block;width:164px;height:auto;max-width:100%;background:#fff;padding:6px 8px;border-radius:6px;margin-bottom:4px}header{align-items:center}

.download-header-tools{display:flex;align-items:center;gap:20px;flex-wrap:wrap}#download-languages{display:flex;gap:6px}#download-languages button{min-width:44px;min-height:44px;border:1px solid #a5bad4;border-radius:6px;background:#fff;color:#244e7f;cursor:pointer;font:inherit}#download-languages button[aria-pressed=true]{background:#e8f1fb;border-color:#5284c5;font-weight:700}#download-languages button:focus-visible{outline:3px solid #5284c5;outline-offset:2px}@media(max-width:600px){header{flex-wrap:wrap;gap:14px}.download-header-tools{justify-content:space-between;width:100%;gap:12px}h1{font-size:2.1rem}.button{min-height:44px;display:flex;align-items:center;justify-content:center}}