:root{color-scheme:dark;--bg:#0c1422;--panel:#142236;--text:#f2f6fc;--muted:#aebed2;--accent:#65ccff;--line:#2c3b50;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);line-height:1.65}a{color:var(--accent);text-underline-offset:4px}a:focus-visible,summary:focus-visible{outline:3px solid var(--accent);outline-offset:5px}nav,main,footer{max-width:1120px;margin:auto;padding:24px 32px}nav{display:flex;align-items:center;gap:26px;border-bottom:1px solid var(--line)}nav .brand{margin-right:auto;display:flex;align-items:center;gap:12px;font-size:22px;font-weight:700;text-decoration:none;color:var(--text)}nav img{width:40px;height:40px;border-radius:10px}nav>a{font-size:15px}h1,h2,h3{line-height:1.12;letter-spacing:-.035em}h1{font-size:clamp(40px,7vw,78px);margin:20px 0 28px}h2{font-size:32px;margin:48px 0 16px}h3{font-size:22px}p{margin:14px 0;color:var(--muted)}.eyebrow{color:var(--accent);font-size:13px;text-transform:uppercase;letter-spacing:.15em;font-weight:700}.hero{padding:64px 0 36px;max-width:780px}.hero p:not(.eyebrow){font-size:21px;max-width:660px}.actions{display:flex;align-items:center;flex-wrap:wrap;gap:22px;margin:30px 0}.button{display:inline-block;background:var(--accent);color:#082033;padding:12px 22px;border-radius:12px;text-decoration:none;font-weight:650}.status{color:var(--muted);font-size:14px}.screen{width:100%;height:auto;display:block;border-radius:18px;border:1px solid var(--line);box-shadow:0 24px 80px #0005}.caption{font-size:13px;margin-top:12px}.features{display:grid;grid-template-columns:repeat(3,1fr);gap:36px;margin:48px 0 64px;border-top:1px solid var(--line);padding-top:24px}.features h2{font-size:24px;margin:20px 0}.article{max-width:820px;padding-top:50px;padding-bottom:70px}.article h1{font-size:clamp(38px,6vw,56px)}.article h2{font-size:25px;margin-top:36px}.article p,.article li{color:var(--muted)}.contact{padding:24px;background:var(--panel);border:1px solid var(--line);border-radius:16px;overflow-wrap:anywhere}.contact h2{margin-top:0}details{border-bottom:1px solid var(--line);padding:20px 0}summary{cursor:pointer;font-size:20px;font-weight:600}footer{border-top:1px solid var(--line);color:var(--muted);font-size:14px;display:flex;gap:20px;flex-wrap:wrap;justify-content:space-between}.skip{position:absolute;left:10px;top:-100px}.skip:focus{top:10px;background:var(--bg);padding:10px;z-index:1}@media(max-width:650px){nav,main,footer{padding-left:22px;padding-right:22px}nav{gap:18px}.hero{padding-top:38px}.features{grid-template-columns:1fr;gap:0;margin-top:32px}.features h2{margin-top:22px}.hero p:not(.eyebrow){font-size:19px}.article{padding-top:30px}.screen{border-radius:10px}}@media(prefers-color-scheme:light){:root{color-scheme:light;--bg:#f4f8fd;--panel:#e9f1fb;--text:#102239;--muted:#465b73;--accent:#006da8;--line:#cdd9e8}.button{color:white}}