:root{--navy:#062452;--deep:#081b38;--blue:#117aff;--blue2:#0a54d0;--ice:#d8f3ff;--line:#cbe7ff;--muted:#466784;--glass:rgba(255,255,255,.89);--shadow:0 14px 32px rgba(20,92,185,.13)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;color:var(--navy);background:#f5faff;font-family:Inter,-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;line-height:1.65}a{color:inherit;text-decoration:none}button{font:inherit;cursor:pointer}img{max-width:100%}.shell{width:min(1320px,calc(100% - 60px));margin:auto}.site-header{height:70px;position:sticky;top:0;z-index:60;background:rgba(247,252,255,.87);backdrop-filter:blur(17px);border-bottom:1px solid rgba(130,200,255,.45)}.header-inner{display:flex;align-items:center;justify-content:space-between;gap:22px;height:100%}.brand{display:flex;align-items:center;gap:8px;flex:none}.brand img{height:58px;width:65px;object-fit:contain;filter:drop-shadow(0 0 8px rgba(0,134,255,.14))}.brand-type{font-weight:950;line-height:1.08;letter-spacing:-1px;color:#062554;font-size:24px;white-space:nowrap}.brand-type span{display:block;letter-spacing:.1px;font-size:10px;color:#4674ab;font-weight:650;margin-top:4px;text-align:center}.header-nav{display:flex;align-items:center;gap:28px;font-weight:750;font-size:14px}.header-nav a{position:relative}.header-nav a:hover,.header-nav a[aria-current=page]{color:#006fe8}.header-nav a[aria-current=page]::after{content:"";position:absolute;bottom:-15px;left:0;right:0;height:3px;background:#0085ff;border-radius:8px}.pill-btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;border:0;border-radius:16px;background:linear-gradient(115deg,#26b8ff 0,#0586ff 51%,#0754e4 100%);color:white;font-weight:800;box-shadow:0 9px 19px rgba(19,118,238,.23);min-height:46px;padding:11px 25px}.header-button{white-space:nowrap;border-radius:999px;min-width:148px}.menu-button{display:none;background:#e8f5ff;color:#0965bc;border:1px solid #c6e2fb;padding:7px 14px;border-radius:12px;font-size:24px}
.hero{position:relative;overflow:hidden;background:linear-gradient(90deg,rgba(232,247,255,.94),rgba(252,254,255,.76) 48%,rgba(203,235,255,.86)),radial-gradient(ellipse at 20% 10%,#e6f6ff 0,transparent 55%);min-height:445px}.hero:before{content:"";position:absolute;left:0;bottom:0;top:0;width:24%;background:url('ice-left.webp') no-repeat left bottom /cover;opacity:.42;mask-image:linear-gradient(90deg,#000,transparent)}.hero:after{content:"";position:absolute;right:0;top:0;bottom:0;width:28%;background:url('ice-right.webp') no-repeat right bottom /cover;opacity:.64;mask-image:linear-gradient(270deg,#000,transparent)}.hero-ice{position:absolute;width:310px;height:300px;background:url('crystals.svg') center/contain no-repeat;opacity:.43;bottom:-78px;left:37%;pointer-events:none}.hero-content{display:grid;grid-template-columns:1fr 1.08fr;gap:42px;align-items:center;padding:30px 0 36px;position:relative;z-index:1;min-height:445px}.hero-copy{max-width:570px}.hero h1{margin:0 0 9px;color:#051e46;line-height:1.13;font-size:clamp(40px,4vw,64px);font-weight:1000;letter-spacing:-2px}.hero h1 span{display:block;color:#0a59c6;font-size:.74em;letter-spacing:-1.1px;margin-top:5px}.hero-lead{font-size:16px;line-height:1.78;color:#38577b;max-width:580px;margin:15px 0 23px}.hero-buttons{display:flex;align-items:center;gap:13px}.hero-buttons .pill-btn{min-width:183px}.outline-btn{border:1.7px solid #258bff;color:#0865d3;background:rgba(255,255,255,.85);border-radius:14px;font-weight:850;padding:11px 23px;min-height:46px;display:inline-flex;align-items:center;justify-content:center;gap:8px}.small-benefits{display:flex;gap:19px;flex-wrap:wrap;margin-top:21px;font-weight:750;font-size:13px;color:#2c5790}.small-benefits span:before{content:"✧";color:#087afb;font-weight:900;margin-right:6px;font-size:19px;vertical-align:-2px}
.client{position:relative;width:min(100%,640px);background:linear-gradient(150deg,#102f63,#041a39 85%);border:2px solid #75ccff;border-radius:23px;box-shadow:0 15px 0 -6px rgba(12,88,207,.3),0 22px 52px rgba(11,68,145,.3),inset 0 0 0 5px rgba(255,255,255,.05);padding:20px 16px 16px;color:white;overflow:hidden}.client:before{content:"";position:absolute;inset:-12px;opacity:.25;background:repeating-radial-gradient(circle at 55% 53%,transparent 0 24px,rgba(56,179,255,.18) 25px 26px,transparent 27px 35px);pointer-events:none}.client-head{display:flex;align-items:center;justify-content:space-between;gap:10px;height:32px;position:relative}.client-mark{display:flex;align-items:center;gap:6px;font-weight:850;font-size:15px}.client-mark img{width:36px;height:36px;object-fit:contain}.client-window-controls{font-size:12px;color:#b0cfea;letter-spacing:8px}.client-body{display:grid;grid-template-columns:105px minmax(0,1fr) 145px;gap:10px;margin-top:6px;min-height:257px;position:relative}.client-sidebar{border-radius:10px;padding:15px 6px;display:flex;flex-direction:column;gap:8px;color:#a7c1e5;font-size:12px}.client-sidebar span{padding:8px;border-radius:8px;white-space:nowrap}.client-sidebar span:first-child{background:linear-gradient(105deg,#137ef8,#194784);color:white;font-weight:850}.client-core{display:flex;flex-direction:column;align-items:center;justify-content:center;min-width:0}.swirl-ring{width:156px;height:156px;border-radius:50%;position:relative;display:grid;place-items:center;background:radial-gradient(circle,rgba(22,131,255,.24),rgba(9,60,130,.1) 59%,transparent 60%);box-shadow:0 0 0 3px rgba(15,148,255,.36),0 0 0 13px rgba(13,125,255,.08),0 0 31px 7px rgba(0,141,255,.37)}.swirl-ring img{width:95%;height:95%;object-fit:contain;animation:turnslow 20s linear infinite}.connect-status{color:#30f49e;font-weight:900;font-size:14px;margin-top:14px}.connection-hint{color:#a4d2ff;font-size:11px;margin:3px 0 10px}.demo-button{background:linear-gradient(180deg,#32beff,#0064f4);border:1px solid #8ae7ff;box-shadow:0 0 18px rgba(39,162,255,.5);color:#fff;border-radius:9px;padding:8px 28px;font-size:13px;font-weight:850;min-width:150px}.client-sidecards{display:grid;align-content:center;gap:9px}.client-info{border:1px solid rgba(116,186,255,.36);background:linear-gradient(150deg,rgba(39,110,195,.48),rgba(23,55,107,.67));border-radius:8px;padding:10px;display:flex;flex-direction:column;min-height:54px;justify-content:center}.client-info strong{font-size:12px}.client-info span{font-size:10px;color:#bbd7ff}.client-info .ping{font-size:26px;font-weight:850;color:#4aefb3;line-height:1.1}.client-corner{position:absolute;bottom:6px;right:7px;color:#78a8df;font-size:9px}.client-note{font-size:10px;color:#5f87ad;text-align:right;margin-top:4px}.hero-btm{position:absolute;bottom:-4px;left:0;right:0;background:linear-gradient(180deg,transparent,rgba(56,162,237,.24));height:35px;pointer-events:none}
.band{position:relative;overflow:hidden;border-top:1px solid #d5ecff;background:linear-gradient(90deg,#f7fcff,rgba(229,246,255,.86),#eff8ff)}.band:nth-of-type(odd){background:linear-gradient(100deg,#fafdff,#eaf6ff 45%,#dfefff)}.band:before{content:"";position:absolute;left:0;top:0;bottom:0;width:16%;background:url('ice-mountain.webp') no-repeat left center/cover;opacity:.15;mask-image:linear-gradient(90deg,#000,transparent)}.band-inner{display:grid;grid-template-columns:240px 1fr;gap:22px;align-items:center;padding:16px 0;position:relative;z-index:1}.band-title h2{font-size:25px;font-weight:950;letter-spacing:-.7px;margin:0;color:#06224c;line-height:1.2}.band-title p{font-size:13px;line-height:1.55;color:#557399;margin:8px 0 0}.download-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.download-tile{display:flex;align-items:center;gap:12px;padding:13px 14px;min-width:0;border:1px solid #d6e9fb;border-radius:13px;background:rgba(255,255,255,.91);box-shadow:0 6px 16px rgba(43,105,181,.08);transition:.2s}.download-tile:hover,.feature-card:hover,.scene-card:hover{transform:translateY(-3px);box-shadow:0 12px 23px rgba(43,105,181,.17)}.platform-icon{flex:0 0 42px;display:grid;place-items:center;color:#087dff;font-size:33px;font-weight:950}.download-tile strong,.feature-card strong{display:block;font-size:15px;font-weight:850;line-height:1.25;white-space:nowrap}.download-tile small,.feature-card small{display:block;font-size:11px;color:#6282a5;line-height:1.35;margin-top:5px}.round-arrow{margin-left:auto;display:grid;place-items:center;flex:0 0 26px;height:26px;border-radius:50%;color:#007df8;background:#eef7ff;border:1px solid #bfddfa;font-size:17px}.feature-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.feature-card{display:flex;align-items:center;gap:12px;border-radius:13px;background:rgba(255,255,255,.92);border:1px solid #e5eff9;padding:12px 15px;transition:.2s;min-height:76px}.feature-icon{flex:0 0 46px;height:46px;display:grid;place-items:center;border-radius:50%;font-size:23px;color:#087cff;background:#e9f6ff}.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;align-items:center}.step{display:flex;gap:12px;align-items:center;padding:11px 15px;background:rgba(255,255,255,.88);border:1px solid #d9eafb;border-radius:13px;min-height:77px}.step-n{flex:0 0 45px;height:45px;background:linear-gradient(150deg,#33bbff,#0867e8);border:4px solid #d8efff;color:white;border-radius:50%;display:grid;place-items:center;font-size:25px;font-weight:900;line-height:1}.step strong{font-size:15px;display:block}.step small{font-size:11px;display:block;color:#59789b;margin-top:4px}.scene-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:13px}.scene-card{position:relative;overflow:hidden;display:block;height:133px;border-radius:11px;background:#09254a;color:#fff;transition:.2s}.scene-card img{position:absolute;width:100%;height:100%;object-fit:cover;left:0;top:0}.scene-card:after{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(0,17,43,.98),rgba(7,28,65,.4) 45%,transparent)}.scene-text{position:absolute;left:14px;bottom:10px;right:10px;z-index:1}.scene-text strong{display:block;font-size:15px}.scene-text small{display:block;font-size:11px;color:#d5e5fc;line-height:1.3}.faq-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:7px 14px}.faq-grid details{background:rgba(255,255,255,.92);border:1px solid #d8e9f7;border-radius:12px;padding:0 14px}.faq-grid summary{list-style:none;cursor:pointer;padding:8px 2px;font-size:13px;font-weight:750;display:flex;justify-content:space-between}.faq-grid summary::-webkit-details-marker{display:none}.faq-grid summary:after{content:"⌄";color:#176bc2}.faq-grid p{font-size:12px;color:#4d6f96;margin:0 0 12px}
.site-footer{background:linear-gradient(120deg,#08284f,#07182e);color:#c8dfff;padding:20px 0 24px}.footer-inner{display:flex;gap:18px;align-items:center;justify-content:space-between;font-size:12px}.footer-inner .brand-type{font-size:17px;color:#e7f4ff}.footer-inner .brand img{height:34px;width:39px}.footer-inner .brand-type span{font-size:8px;color:#8bbee5}.footer-links{display:flex;gap:17px;align-items:center;flex-wrap:wrap}.footer-links a:hover{color:white}
.page-banner{position:relative;overflow:hidden;background:linear-gradient(100deg,#e4f5ff,#fff 50%,#d7edff);border-bottom:1px solid #bce3fd;padding:48px 0}.page-banner:after{content:"";position:absolute;right:0;top:-70px;width:360px;height:350px;background:url('crystals.svg') no-repeat center/contain;opacity:.27;pointer-events:none}.page-banner .shell{position:relative;z-index:1}.crumb{font-size:12px;color:#4381c3;margin-bottom:12px}.crumb a:hover{color:#045fd0}.page-banner h1{font-size:42px;line-height:1.2;font-weight:950;margin:0 0 12px;letter-spacing:-1px}.page-banner p{font-size:16px;color:#456b91;max-width:850px;margin:0}.inner-content{padding:34px 0 68px}.content-grid{display:grid;grid-template-columns:minmax(0,1fr) 280px;gap:24px}.article{background:#fff;border:1px solid #d7eafc;border-radius:20px;box-shadow:var(--shadow);padding:30px}.article h2{font-size:24px;color:#0b3c83;margin:0 0 13px}.article h3{font-size:19px;margin:18px 0 8px}.article p,.article li{color:#405f81;font-size:15px;line-height:1.9}.article section+section{border-top:1px solid #ddecf8;margin-top:24px;padding-top:24px}.article ul{padding-left:22px}.article a{color:#056fe9}.article .action-bar{display:flex;gap:12px;flex-wrap:wrap;margin:26px 0}.article .action-bar a{font-size:14px}.aside{align-self:start;position:sticky;top:92px}.aside-box{padding:20px;border-radius:18px;background:linear-gradient(165deg,#113f83,#051e44);color:white;box-shadow:var(--shadow)}.aside-box img{height:120px;display:block;margin:auto}.aside-box strong{display:block;font-size:18px;margin-bottom:10px}.aside-box p{font-size:13px;color:#c7e5fd}.aside-links{background:#fff;border:1px solid #ddecf8;border-radius:18px;padding:18px;margin-top:15px}.aside-links strong{display:block;margin-bottom:9px}.aside-links a{display:block;padding:9px 0;border-bottom:1px solid #edf5fd;font-size:13px;color:#3a6496}.aside-links a:last-child{border:0}.topic-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:20px}.topic-tile{background:#fff;border:1px solid #ddecf8;border-radius:17px;box-shadow:var(--shadow);overflow:hidden}.topic-tile img{width:100%;height:115px;object-fit:cover}.topic-tile .topic-body{padding:17px}.topic-tile h3{font-size:17px;margin:0 0 6px}.topic-tile p{font-size:13px;color:#5a7696;margin:0}.topic-tile a{color:#006ff1;font-weight:800;font-size:13px;display:block;margin-top:12px}.price-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:17px;margin:25px 0}.price-card{background:white;padding:24px;border:1px solid #cfe6f8;border-radius:19px;box-shadow:var(--shadow)}.price-card.highlight{border-color:#168fff;box-shadow:0 16px 33px rgba(32,121,224,.18)}.price-card h3{margin:0 0 7px}.price-card .price{font-size:36px;font-weight:950;color:#0875ef}.price-card .price small{font-size:13px;font-weight:600;color:#7c92ab}.price-card p{font-size:13px;color:#577393;min-height:38px}.price-card .pill-btn{padding:9px 18px;width:100%;font-size:13px;margin-top:6px}.install-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}.install-card{background:white;border:1px solid #d7eafb;border-radius:17px;padding:22px}.install-card h3{margin:0 0 5px}.install-card p{color:#567998;font-size:14px}.install-card a{margin-top:9px}
@keyframes turnslow{to{transform:rotate(360deg)}}@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation:none!important;scroll-behavior:auto!important;transition:none!important}}
@media(max-width:1150px){.shell{width:calc(100% - 36px)}.header-nav{gap:14px;font-size:13px}.hero-content{gap:20px}.band-inner{grid-template-columns:200px 1fr}.download-grid,.feature-grid{gap:9px}.download-tile,.feature-card{padding:10px;gap:6px}.hero h1{font-size:48px}.client-body{grid-template-columns:90px 1fr 123px}.client{padding:12px}.client-info{padding:7px}}
@media(max-width:880px){.site-header{height:64px}.header-nav{display:none;position:absolute;left:0;right:0;top:64px;padding:12px 24px 23px;background:#f4fbff;flex-direction:column;align-items:stretch;gap:0;box-shadow:0 16px 24px #0a3b7520}.header-nav.open{display:flex}.header-nav a{padding:10px 0}.header-nav a[aria-current=page]::after{display:none}.header-button{margin-left:auto;min-width:auto;padding:9px 16px;min-height:38px;font-size:13px}.menu-button{display:block}.brand img{height:51px;width:54px}.brand-type{font-size:20px}.hero-content{grid-template-columns:1fr;gap:20px;max-width:670px;padding:42px 0}.hero-copy{max-width:none}.hero h1{font-size:51px}.hero:after{width:56%;opacity:.18}.hero:before{width:45%;opacity:.22}.client{margin:auto}.band-inner{grid-template-columns:1fr}.band-title h2{font-size:24px}.download-grid,.feature-grid,.scene-grid{grid-template-columns:repeat(2,1fr)}.steps{grid-template-columns:1fr;gap:8px}.content-grid{grid-template-columns:1fr}.aside{position:static;display:grid;grid-template-columns:1fr 1fr;gap:14px}.aside-links{margin:0}.price-grid{grid-template-columns:repeat(2,1fr)}.topic-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:520px){.shell{width:calc(100% - 24px)}.site-header{height:60px}.header-nav{top:60px}.brand img{height:44px;width:45px}.brand-type{font-size:17px;letter-spacing:-.6px}.brand-type span{font-size:7px}.header-button{min-width:auto;padding:7px 10px;min-height:33px;font-size:11px}.menu-button{font-size:20px;padding:3px 8px}.hero-content{padding:29px 0 23px}.hero h1{font-size:38px;letter-spacing:-1px}.hero h1 span{font-size:.75em}.hero-lead{font-size:14px;margin:13px 0 19px}.hero-buttons{gap:10px}.hero-buttons .pill-btn,.hero-buttons .outline-btn{flex:1;min-width:0;padding:11px 10px;font-size:13px}.small-benefits{gap:6px 15px;margin-top:15px;font-size:11px}.client{width:100%;padding:10px 8px;border-radius:17px}.client-body{grid-template-columns:64px 1fr 96px;gap:4px;min-height:210px}.client-sidebar{font-size:9px;padding:6px 0;gap:3px}.client-sidebar span{padding:7px 3px}.swirl-ring{width:112px;height:112px}.client-core{justify-content:center}.connect-status{font-size:12px;margin-top:11px}.demo-button{min-width:97px;padding:7px 8px;font-size:10px}.client-sidecards{gap:5px}.client-info{min-height:43px;padding:5px}.client-info strong{font-size:9px}.client-info span{font-size:8px}.client-info .ping{font-size:19px}.client-head{height:27px}.client-mark{font-size:12px}.client-mark img{width:30px;height:30px}.client-window-controls{font-size:10px;letter-spacing:2px}.band-inner{gap:12px;padding:18px 0}.band-title h2{font-size:23px}.download-grid,.feature-grid{grid-template-columns:repeat(2,1fr);gap:9px}.download-tile,.feature-card{min-height:73px;padding:10px 8px}.platform-icon{flex-basis:28px;font-size:27px}.download-tile strong,.feature-card strong{font-size:12px}.download-tile small,.feature-card small{font-size:10px}.round-arrow{display:none}.feature-icon{flex-basis:32px;height:32px;font-size:18px}.scene-grid{grid-template-columns:1fr}.scene-card{height:102px}.scene-card img{object-position:center 45%}.faq-grid{grid-template-columns:1fr}.footer-inner{flex-direction:column;align-items:flex-start}.page-banner{padding:35px 0}.page-banner h1{font-size:31px}.page-banner p{font-size:14px}.inner-content{padding:18px 0 42px}.article{padding:19px}.article h2{font-size:22px}.aside{display:block}.aside-links{margin-top:13px}.price-grid,.topic-grid,.install-grid{grid-template-columns:1fr}.topic-tile img{height:142px}}