:root{--bg:#0f1621;--surface:#172231;--surface-2:#1c2a3b;--text:#f7fbff;--muted:#8fb9d4;--line:#294056;--cyan:#35d4df;--blue:#1e9ddd;--shadow:0 18px 55px rgba(0,0,0,.22)}
[data-theme="light"]{--bg:#f4f8fc;--surface:#fff;--surface-2:#edf5fa;--text:#112033;--muted:#567086;--line:#d8e6ef;--shadow:0 18px 55px rgba(39,80,110,.12)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--text);font-family:"DM Sans",system-ui,sans-serif}button,select{font:inherit}button,a{transition:.18s ease}.site-header{height:76px;display:flex;align-items:center;gap:24px;padding:0 max(24px,calc((100vw - 1240px)/2));border-bottom:1px solid var(--line);background:color-mix(in srgb,var(--bg) 92%,transparent);backdrop-filter:blur(14px);position:sticky;top:0;z-index:10}.brand{display:flex;align-items:center;gap:10px;color:var(--text);text-decoration:none;font-size:21px;font-weight:800}.brand img{width:40px;height:40px;border-radius:12px}.back-link{margin-left:auto;color:var(--muted);text-decoration:none;font-weight:700;display:flex;gap:7px;align-items:center}.back-link:hover{color:var(--cyan)}.header-controls{display:flex;gap:8px}.header-controls select,.header-controls button{height:40px;border:1px solid var(--line);border-radius:11px;background:var(--surface);color:var(--text);padding:0 12px}.header-controls button{width:40px;cursor:pointer;padding:0}main{width:min(1240px,calc(100% - 40px));margin:0 auto;padding:56px 0 72px}.hero{min-height:430px;border:1px solid var(--line);border-radius:30px;padding:clamp(30px,6vw,72px);display:grid;grid-template-columns:minmax(0,1.35fr) minmax(260px,.65fr);align-items:center;gap:48px;overflow:hidden;background:radial-gradient(circle at 85% 20%,color-mix(in srgb,var(--cyan) 25%,transparent),transparent 34%),linear-gradient(145deg,color-mix(in srgb,var(--blue) 12%,var(--surface)),var(--surface));box-shadow:var(--shadow)}.beta-badge{display:inline-flex;align-items:center;gap:8px;color:var(--cyan);font-size:11px;font-weight:800;letter-spacing:.13em}.beta-badge>span:first-child{width:8px;height:8px;border-radius:50%;background:var(--cyan);box-shadow:0 0 0 5px color-mix(in srgb,var(--cyan) 14%,transparent)}h1{font-size:clamp(42px,6vw,72px);line-height:1.02;letter-spacing:-.045em;margin:18px 0 20px;max-width:800px}.hero-copy>p{max-width:690px;color:var(--muted);font-size:18px;line-height:1.65}.hero-actions{display:flex;gap:11px;flex-wrap:wrap;margin-top:28px}.primary-action,.secondary-action{border-radius:13px;padding:14px 20px;font-weight:800;text-decoration:none;cursor:pointer}.primary-action{border:0;color:#06232a;background:linear-gradient(135deg,var(--cyan),#65e7d0)}.secondary-action{color:var(--text);border:1px solid var(--line);background:var(--surface-2)}.primary-action:hover,.secondary-action:hover{transform:translateY(-2px);filter:brightness(1.05)}.install-status{margin:15px 0 0!important;color:var(--cyan)!important;font-weight:700;font-size:14px!important}.device-preview{justify-self:center;width:230px;height:340px;border:8px solid color-mix(in srgb,var(--text) 85%,#000);border-radius:36px;padding:13px;background:#07111c;position:relative;transform:rotate(4deg);box-shadow:0 28px 60px rgba(0,0,0,.35)}.device-preview:before{content:"";position:absolute;width:76px;height:18px;border-radius:0 0 13px 13px;background:color-mix(in srgb,var(--text) 85%,#000);top:-1px;left:50%;transform:translateX(-50%)}.device-screen{height:100%;border-radius:22px;display:grid;place-content:center;justify-items:center;gap:12px;background:radial-gradient(circle at 50% 24%,rgba(53,212,223,.27),transparent 28%),linear-gradient(145deg,#162638,#0d1723)}.device-screen img{width:82px;height:82px;border-radius:22px}.device-screen strong{font-size:22px;color:#fff}.device-screen span{font-size:12px;color:#91bad0}.install-mark{position:absolute;right:-26px;bottom:42px;width:60px;height:60px;border-radius:50%;display:grid;place-items:center;background:var(--cyan);color:#06232a;font-size:29px;font-weight:800;box-shadow:0 13px 30px rgba(53,212,223,.28)}.benefits{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin:22px 0 72px}.benefits article{display:flex;gap:15px;align-items:flex-start;border:1px solid var(--line);border-radius:18px;padding:20px;background:var(--surface)}.benefits article>span{color:var(--cyan);font-size:11px;font-weight:800;letter-spacing:.1em}.benefits strong{font-size:15px}.benefits p{margin:5px 0 0;color:var(--muted);font-size:13px;line-height:1.45}.section-heading{text-align:center;max-width:720px;margin:0 auto 30px}.eyebrow{margin:0;color:var(--cyan);font-size:11px;font-weight:800;letter-spacing:.13em}.section-heading h2{font-size:clamp(30px,4vw,46px);margin:10px 0}.section-heading>p:last-child{color:var(--muted);margin:0}.guide-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.guide-card{border:1px solid var(--line);border-radius:22px;padding:24px;background:var(--surface);position:relative}.guide-card.recommended-device{border-color:color-mix(in srgb,var(--cyan) 65%,var(--line));box-shadow:0 0 0 3px color-mix(in srgb,var(--cyan) 9%,transparent)}.card-head{display:flex;align-items:center;gap:12px;padding-bottom:18px;border-bottom:1px solid var(--line)}.device-icon{width:42px;height:42px;border-radius:13px;display:grid;place-items:center;flex:0 0 42px;background:color-mix(in srgb,var(--cyan) 13%,var(--surface-2));color:var(--cyan);font-size:20px;font-weight:800}.card-head h3{margin:0;font-size:18px}.card-head small{color:var(--muted)}.recommended{display:none;margin-left:auto;border-radius:999px;padding:5px 8px;background:color-mix(in srgb,var(--cyan) 13%,transparent);color:var(--cyan);font-size:9px;font-weight:800;line-height:1.15;text-align:center}.recommended-device .recommended{display:block}.guide-card ol{list-style:none;padding:0;margin:20px 0 0;display:grid;gap:17px}.guide-card li{display:grid;grid-template-columns:28px 1fr;gap:11px;align-items:start}.guide-card li>span{width:28px;height:28px;border-radius:9px;display:grid;place-items:center;background:var(--surface-2);color:var(--cyan);font-size:12px;font-weight:800}.guide-card li p{margin:3px 0 0;color:var(--muted);font-size:14px;line-height:1.5}.guide-card li strong{color:var(--text)}.note-card{margin-top:26px;padding:26px;border:1px solid color-mix(in srgb,var(--cyan) 40%,var(--line));border-radius:22px;background:linear-gradient(135deg,color-mix(in srgb,var(--cyan) 9%,var(--surface)),var(--surface));display:flex;align-items:center;gap:18px}.note-icon{width:48px;height:48px;flex:0 0 48px;border-radius:15px;display:grid;place-items:center;background:var(--cyan);color:#06232a;font-size:22px;font-weight:800}.note-card h2{font-size:19px;margin:0 0 5px}.note-card p{color:var(--muted);line-height:1.55;margin:0}footer{width:min(1240px,calc(100% - 40px));margin:0 auto;padding:26px 0 40px;border-top:1px solid var(--line);display:flex;justify-content:space-between;color:var(--muted);font-size:13px}footer a{color:var(--cyan);text-decoration:none;font-weight:700}[hidden]{display:none!important}
@media(max-width:900px){.hero{grid-template-columns:1fr;min-height:0}.device-preview{display:none}.guide-grid{grid-template-columns:1fr}.guide-card{padding:21px}.benefits{grid-template-columns:1fr;margin-bottom:58px}.recommended{max-width:90px}}
@media(max-width:600px){.site-header{height:68px;padding:0 15px}.brand span{display:none}.brand img{width:38px;height:38px}.back-link{font-size:13px}.header-controls select{width:58px}.header-controls{gap:6px}main{width:min(100% - 28px,1240px);padding:28px 0 55px}.hero{border-radius:23px;padding:27px 21px}.hero h1{font-size:39px}.hero-copy>p{font-size:16px}.hero-actions{display:grid}.hero-actions>*{text-align:center}.benefits{margin-top:14px}.section-heading{text-align:left}.note-card{align-items:flex-start;padding:21px}.note-icon{width:40px;height:40px;flex-basis:40px}footer{width:calc(100% - 28px);gap:20px;align-items:flex-start}}