:root{--space:#080c1b;--space2:#10152c;--glass:rgba(22,31,61,.58);--cyan:#72f6ed;--lilac:#b5a3ff;--rose:#ff9dd2;--white:#f4f7ff;--muted:#9aa6c5;--line:rgba(163,210,255,.22)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;color:var(--white);background:var(--space);font-family:"Microsoft YaHei","PingFang SC",sans-serif;line-height:1.75}a{color:inherit;text-decoration:none}img{display:block;max-width:100%}.wrap{width:min(1200px,calc(100% - 46px));margin:auto}.skip{position:fixed;z-index:99;top:6px;left:6px;padding:8px 13px;color:#080c1b;background:var(--cyan);transform:translateY(-150%)}.skip:focus{transform:none}
.header{position:sticky;z-index:50;top:0;background:rgba(8,12,27,.76);border-bottom:1px solid var(--line);backdrop-filter:blur(22px)}.nav{min-height:76px;display:flex;align-items:center;gap:29px}.brand{display:flex;align-items:center;gap:11px;font-weight:900}.prism{width:40px;height:40px;display:grid;place-items:center;color:#10152c;background:linear-gradient(135deg,var(--cyan),var(--lilac),var(--rose));clip-path:polygon(50% 0,93% 25%,93% 75%,50% 100%,7% 75%,7% 25%)}.links{margin-left:auto;display:flex;gap:25px;color:#a8b1cb;font-size:11px}.links a:hover,.links a[aria-current=page]{color:var(--cyan)}.lang{color:#69738e;font-size:10px}.btn{display:inline-flex;min-height:43px;align-items:center;justify-content:center;padding:9px 18px;color:var(--cyan);background:rgba(12,18,39,.5);border:1px solid rgba(114,246,237,.45);border-radius:10px;font-size:11px;font-weight:900;white-space:nowrap;word-break:keep-all;writing-mode:horizontal-tb;box-shadow:inset 0 0 20px rgba(114,246,237,.04)}.btn:hover{color:#080c1b;background:var(--cyan)}.btn-main{color:#080c1b;background:linear-gradient(100deg,var(--cyan),#a7d9ff);border-color:transparent}.menu{display:none;margin-left:auto;width:43px;height:43px;color:var(--cyan);background:none;border:1px solid var(--line);border-radius:10px}
.hero{position:relative;overflow:hidden;background:radial-gradient(circle at 75% 43%,rgba(181,163,255,.25),transparent 28%),radial-gradient(circle at 20% 20%,rgba(114,246,237,.1),transparent 27%),var(--space)}.hero:before{content:"";position:absolute;inset:0;background:repeating-linear-gradient(90deg,transparent 0 calc(12.5% - 1px),rgba(255,255,255,.025) calc(12.5% - 1px) 12.5%);pointer-events:none}.hero-grid{position:relative;min-height:770px;display:grid;grid-template-columns:1fr 530px;align-items:center;gap:55px;padding:80px 0}.eyebrow{display:inline-flex;gap:9px;align-items:center;color:var(--cyan);font-size:10px;letter-spacing:.15em}.eyebrow:before{content:"";width:7px;height:7px;background:var(--cyan);border-radius:50%;box-shadow:0 0 14px var(--cyan)}.hero h1,.page-hero h1{margin:21px 0;font-size:clamp(52px,7vw,88px);line-height:.99;letter-spacing:-.065em}.hero h1 span{display:block;background:linear-gradient(90deg,var(--cyan),var(--lilac),var(--rose));-webkit-background-clip:text;color:transparent}.lead{max-width:640px;color:var(--muted)}.actions{display:flex;flex-wrap:wrap;gap:10px;margin-top:30px}.shield-stage{position:relative;height:560px;display:grid;place-items:center}.shield-stage:before,.shield-stage:after{content:"";position:absolute;border-radius:50%;border:1px solid var(--line)}.shield-stage:before{inset:5%;box-shadow:inset 0 0 80px rgba(114,246,237,.07),0 0 80px rgba(181,163,255,.08)}.shield-stage:after{inset:17%;border-style:dashed}.light-curtain{position:relative;width:69%;height:74%;padding:1px;background:linear-gradient(145deg,rgba(114,246,237,.65),rgba(181,163,255,.3),rgba(255,157,210,.55));clip-path:polygon(50% 0,94% 17%,88% 75%,50% 100%,12% 75%,6% 17%)}.light-curtain div{width:100%;height:100%;padding:30px;background:linear-gradient(160deg,rgba(31,49,83,.86),rgba(10,15,33,.76));clip-path:inherit}.light-curtain img{width:100%;height:100%;object-fit:contain;filter:drop-shadow(0 0 28px rgba(114,246,237,.25))}.scan{position:absolute;width:75%;height:1px;top:45%;background:linear-gradient(90deg,transparent,var(--cyan),transparent);box-shadow:0 0 18px var(--cyan)}.security-chip{position:absolute;padding:10px 14px;background:rgba(14,22,48,.82);border:1px solid var(--line);border-radius:11px;backdrop-filter:blur(12px);color:#93a1c4;font-size:9px}.sc1{top:15%;left:0}.sc2{right:0;bottom:18%}.security-chip b{display:block;color:var(--cyan);font-size:13px}
.trust{display:grid;grid-template-columns:repeat(3,1fr);border-block:1px solid var(--line);background:rgba(18,24,49,.8)}.trust span{padding:19px;text-align:center;color:#aab4d0;font-size:11px}.trust span+span{border-left:1px solid var(--line)}.trust b{color:var(--cyan);margin-right:7px}.section{padding:110px 0}.section-glass{background:linear-gradient(140deg,#0b1024,#12172e)}.section-light{color:#20253f;background:#f0f4ff}.head{max-width:840px;margin-bottom:55px}.head.center{margin-inline:auto;text-align:center}.head small{color:var(--cyan);font-size:9px;letter-spacing:.17em}.section-light .head small{color:#5d55ce}.head h2{margin:13px 0;font-size:clamp(36px,5vw,58px);line-height:1.08;letter-spacing:-.045em}.head p{color:var(--muted)}.section-light .head p{color:#67708d}
.metrics{display:grid;grid-template-columns:repeat(4,1fr);gap:11px}.metric{padding:28px;background:var(--glass);border:1px solid var(--line);border-radius:16px;backdrop-filter:blur(15px)}.metric strong{display:block;color:var(--cyan);font-size:34px}.metric span{color:#929ebb;font-size:10px}.fine{margin-top:10px;color:#606c8b;font-size:9px;text-align:right}
.layers{display:grid;grid-template-columns:1fr 1fr;gap:16px}.layer{position:relative;min-height:320px;padding:35px;background:#fff;border:1px solid #d2d8eb;border-radius:24px;overflow:hidden}.layer:first-child{grid-row:1/3;min-height:656px}.layer:after{content:"";position:absolute;width:190px;height:190px;right:-65px;bottom:-70px;background:linear-gradient(135deg,var(--cyan),var(--lilac));border-radius:50%;opacity:.12}.layer-icon{width:48px;height:48px;display:grid;place-items:center;color:#fff;background:linear-gradient(135deg,#4d5ed2,#46bdb6);border-radius:14px}.layer:first-child .layer-icon{width:75px;height:75px;margin:70px auto 90px;border-radius:50%;font-size:27px}.layer h3{font-size:25px}.layer:first-child h3{font-size:36px}.layer p{color:#68728e}
.privacy-map{display:grid;grid-template-columns:1.1fr .9fr;gap:15px}.holo-map{height:500px;padding:18px;background:var(--glass);border:1px solid var(--line);border-radius:20px}.holo-map img{width:100%;height:100%;object-fit:contain;opacity:.62;filter:hue-rotate(170deg) saturate(1.1)}.nodes{display:grid;gap:9px}.node{display:grid;grid-template-columns:1fr 85px 70px;align-items:center;padding:19px;background:var(--glass);border:1px solid var(--line);border-radius:12px}.node small{color:#7d89a8;font-size:9px}.node b{color:var(--cyan);font-size:10px;text-align:right}
.reviews{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.review{padding:27px;background:#fff;border:1px solid #d6dcef;border-radius:20px}.review img{width:100%;height:130px;object-fit:cover;border-radius:12px;filter:grayscale(.7) hue-rotate(150deg)}.stars{margin-top:20px;color:#6a58d6;letter-spacing:3px}.review blockquote{margin:16px 0;color:#4e5875}.review footer{color:#8790aa;font-size:10px}
.plans{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}.plan{min-height:440px;padding:31px;display:flex;flex-direction:column;background:var(--glass);border:1px solid var(--line);border-radius:19px}.plan.best{background:linear-gradient(145deg,rgba(86,76,180,.65),rgba(34,57,103,.7));border-color:var(--lilac);transform:translateY(-12px)}.plan small{color:var(--cyan)}.price{font-size:42px;font-weight:900}.price span{color:#818daa;font-size:10px}.plan ul{padding:0;list-style:none;color:#9ca7c2;font-size:12px}.plan li{padding:6px 0}.plan li:before{content:"◇";color:var(--cyan);margin-right:8px}.plan .btn{width:100%;margin-top:auto}
.faq{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}.qa{padding:26px;background:#fff;border:1px solid #d5dcef;border-radius:18px}.qa code{color:#6256c9;font-size:9px}.qa h3{margin:20px 0 8px}.qa p,.qa li{color:#69738d;font-size:12px}
.page-hero{padding:100px 0 70px;background:radial-gradient(circle at 80% 30%,rgba(181,163,255,.2),transparent 28%),var(--space)}.page-grid{display:grid;grid-template-columns:1fr 410px;align-items:center;gap:70px}.page-hero h1{font-size:clamp(45px,6vw,72px)}.page-holo{height:390px;padding:17px;background:var(--glass);border:1px solid var(--line);border-radius:22px;box-shadow:0 0 60px rgba(124,108,255,.1)}.page-holo img{width:100%;height:100%;object-fit:contain;filter:drop-shadow(0 0 20px rgba(114,246,237,.2))}
.downloads{display:grid;gap:10px}.download{display:grid;grid-template-columns:85px 1fr 220px;align-items:center;gap:28px;padding:24px;background:#fff;border:1px solid #d5dcef;border-radius:16px}.os{width:57px;height:57px;display:grid;place-items:center;color:#fff;background:linear-gradient(135deg,#4d5ed2,#46bdb6);border-radius:15px;font-weight:900}.download h3{margin:0}.download p{margin:4px 0;color:#69738d;font-size:10px}.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:10px}.step{padding:27px;background:var(--glass);border:1px solid var(--line);border-radius:15px}.step b{color:var(--cyan);font-size:9px}.step h3{margin:38px 0 9px}.step p{color:var(--muted);font-size:11px}
.guide{display:grid;grid-template-columns:270px 1fr;gap:70px}.guide-nav{position:sticky;top:98px;height:max-content;padding:9px;background:#fff;border:1px solid #d5dcef;border-radius:16px}.guide-nav a{display:block;padding:11px 13px;color:#707a96;border-radius:10px;font-size:10px}.guide-nav a:hover{color:#fff;background:#6256c9}.guide-body h2{margin:55px 0 13px;font-size:31px}.guide-body h2:first-child{margin-top:0}.guide-body p,.guide-body li{color:#68728d}.notice{padding:22px;background:#fff;border:1px solid #d5dcef;border-left:5px solid #6256c9;border-radius:12px}
.cta{margin-top:75px;padding:38px 42px;display:flex;align-items:center;justify-content:space-between;gap:30px;background:linear-gradient(110deg,rgba(50,69,114,.75),rgba(82,55,132,.6));border:1px solid var(--lilac);border-radius:20px}.cta h2{margin:0}.cta p{margin:4px 0;color:#a8b2cd}.footer{padding:55px 0 22px;background:#060916;border-top:1px solid var(--line)}.footer-grid{display:grid;grid-template-columns:1.6fr repeat(3,1fr);gap:45px}.footer p{max-width:340px;color:#65708e;font-size:10px}.footer h3{color:var(--cyan);font-size:10px}.footer-links{display:grid;gap:8px;color:#7b86a3;font-size:10px}.copy{display:flex;justify-content:space-between;margin-top:42px;padding-top:17px;border-top:1px solid var(--line);color:#515c79;font-size:9px}
@media(max-width:930px){.links{position:absolute;top:76px;right:24px;left:24px;display:none;padding:17px;background:#10152c;border:1px solid var(--line);border-radius:15px;flex-direction:column}.links.open{display:flex}.menu{display:block}.lang,.nav>.btn{display:none}.hero-grid,.page-grid,.privacy-map{grid-template-columns:1fr}.shield-stage{max-width:550px;width:100%;margin:auto}.layers{grid-template-columns:1fr}.layer:first-child{grid-row:auto;min-height:400px}.layer:first-child .layer-icon{margin:25px 0 50px}.reviews{grid-template-columns:1fr}.guide{grid-template-columns:1fr}.guide-nav{position:static}.footer-grid{grid-template-columns:1fr 1fr}}
@media(max-width:620px){.wrap{width:calc(100% - 28px)}.hero-grid{min-height:auto;padding:65px 0}.hero h1{font-size:49px}.trust,.metrics,.plans,.faq,.steps{grid-template-columns:1fr}.trust span+span{border-left:0;border-top:1px solid var(--line)}.section{padding:75px 0}.plan.best{transform:none}.download{grid-template-columns:60px 1fr}.download .btn{grid-column:1/-1}.cta,.copy{align-items:flex-start;flex-direction:column}.footer-grid{grid-template-columns:1fr 1fr}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{transition:none!important}}