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:root{--bg:#070c17;--panel:#101827;--line:rgba(165,194,231,.13);--text:#f4f8ff;--muted:#91a1ba;--cyan:#4ee8dc;--blue:#4277ff}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:100px}body{margin:0;background:var(--bg);color:var(--text);font-family:Inter,"Segoe UI","Microsoft YaHei",sans-serif;line-height:1.7}a{color:inherit;text-decoration:none}button{font:inherit}a:focus-visible,button:focus-visible,summary:focus-visible{outline:2px solid var(--cyan);outline-offset:6px}.wrap{width:min(1180px,calc(100% - 72px));margin:auto}.header{position:sticky;top:0;z-index:20;background:rgba(7,12,23,.92);border-bottom:1px solid var(--line);backdrop-filter:blur(18px)}.nav{height:86px;display:flex;align-items:center;gap:36px}.brand{font-size:29px;font-weight:850;letter-spacing:-1.3px;display:inline-flex;align-items:center;gap:9px}.brand i{width:28px;height:28px;border:6px solid var(--cyan);border-radius:50%;position:relative;display:inline-block}.brand i:after{content:"";width:12px;height:6px;position:absolute;right:-9px;bottom:-4px;transform:rotate(45deg);background:var(--cyan)}.brand small{font-size:10px;font-weight:500;letter-spacing:2px;color:var(--muted);margin-left:7px}.navlinks{display:flex;gap:30px;margin-left:auto;align-items:center;font-size:14px;color:#aab7cc}.navlinks a:hover,.navlinks a.active{color:var(--cyan)}.nav-cta{border:1px solid #354864;padding:9px 21px;border-radius:7px;color:white!important}.language{font-size:12px;color:var(--muted);border-left:1px solid var(--line);padding-left:23px}.menu{display:none;background:none;border:1px solid var(--line);color:white;padding:5px 10px;border-radius:5px}.hero{position:relative;overflow:hidden;background:radial-gradient(ellipse at 78% 44%,#102b4c 0,transparent 48%),radial-gradient(ellipse at 7% 60%,#09262d 0,transparent 45%)}.hero:after{content:"";position:absolute;inset:0;background-image:linear-gradient(#ffffff03 1px,transparent 1px),linear-gradient(90deg,#ffffff03 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