:root{--blue:#0075ff;--ink:#092c68;--muted:#4e6d98;--line:#c8e0ff}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;color:var(--ink);font:16px/1.7 "Microsoft YaHei","Segoe UI",sans-serif;background:radial-gradient(ellipse at 20% 50%,#fff 0,transparent 65%),linear-gradient(135deg,#e6f3ff,#f8fcff 48%,#dceeff)}button,a{ -webkit-tap-highlight-color:transparent}button{font:inherit;cursor:pointer}a{color:inherit;text-decoration:none}button:focus-visible,a:focus-visible,summary:focus-visible{outline:3px solid #0060d8;outline-offset:5px}header{height:88px;display:flex;align-items:center;gap:56px;max-width:1260px;margin:auto;padding:0 30px;position:relative;z-index:2}.brand{width:210px;display:block}.brand img{width:100%;height:56px;object-fit:cover;mix-blend-mode:multiply}nav{display:flex;gap:38px}nav a{padding:12px 0;border-bottom:3px solid transparent;font-weight:600}nav a.active{color:var(--blue);border-color:var(--blue)}.preview-tag{margin-left:auto;font-size:12px;color:#567da9;border:1px solid #c6def8;border-radius:20px;padding:2px 10px}main{min-height:80vh}.wrap{max-width:1200px;margin:auto;padding:0 26px}.hero{position:relative;min-height:650px;display:flex;align-items:center;margin-top:-88px;padding-top:88px;background:linear-gradient(90deg,#f2f9ffbf,transparent 60%),url('assets/hero.png') center/cover}.hero .wrap{width:100%}.hero-content{max-width:625px;padding:60px 0 130px}.hero-logo{display:block;width:540px;max-width:100%;height:128px;object-fit:cover;mix-blend-mode:multiply}.hero h1{font-size:28px;line-height:1.5;margin:10px 0 28px;letter-spacing:1px}.hero p{font-size:18px;margin-bottom:28px;max-width:490px}.actions{display:flex;align-items:center;gap:14px;flex-wrap:wrap}.primary,.secondary{display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:46px;padding:10px 25px;border-radius:26px;font-weight:600;transition:transform .2s,box-shadow .2s}.primary{border:1px solid #74bdff;background:linear-gradient(#27b6ff,#0060ff);color:white;box-shadow:0 8px 20px #007aff24,inset 0 1px 0 #fff9}.secondary{border:1px solid #a8d0ff;background:#ffffffa8;color:#113b78}.primary:hover,.secondary:hover{transform:translateY(-2px);box-shadow:0 10px 25px #1768c324}.glass{border:1px solid #fff;background:linear-gradient(125deg,#ffffffde,#edf7ffb8);border-radius:24px;box-shadow:0 10px 36px #3d8cc410,inset 0 0 0 1px #c9e0f9;backdrop-filter:blur(15px)}.benefits{position:relative;display:grid;grid-template-columns:repeat(3,1fr);padding:24px;margin-top:-44px;gap:18px}.benefit{display:flex;align-items:center;gap:16px;padding:8px 12px}.benefit+.benefit{border-left:1px solid #c9dff7}.icon{width:46px;height:46px;flex-shrink:0;border-radius:50%;background:linear-gradient(135deg,#f4fbff,#cee5ff);color:#0062d7;display:inline-flex;align-items:center;justify-content:center}.icon svg{width:25px;height:25px}.benefit h3{font-size:18px;margin:0}.benefit p{font-size:14px;color:var(--muted);margin:3px 0}.section-title{text-align:center;margin:55px 0 25px}.section-title h2{font-size:32px;margin:0 0 6px}.section-title p{margin:0;color:var(--muted)}.products{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.product{overflow:hidden;text-align:center;padding:26px 20px 24px}.wordmark{font-size:34px;font-weight:850;letter-spacing:-1.5px;line-height:1.3;background:linear-gradient(#27c5f4,#0074ef 65%,#0341ce);color:transparent;background-clip:text;margin:0 0 8px}.product p{margin:0 0 14px}.product-art{height:170px;border-radius:16px;margin:16px -10px;background:url('assets/hero.png') 82% center/auto 270px;position:relative;overflow:hidden}.product-art.lg{background-position:65% 35%}.product-art.new{background-position:100% center}.product-art::after{content:'';position:absolute;inset:0;box-shadow:inset 0 -20px 30px #eff8ff}.tags{display:flex;justify-content:center;gap:10px;font-size:12px;flex-wrap:wrap;margin:18px 0}.tags span{display:flex;align-items:center;gap:5px}.tags svg{width:19px;height:19px;color:#066ad7}.product .actions{justify-content:center}.product .primary,.product .secondary{padding:8px 19px;min-height:40px;font-size:14px}footer{max-width:1200px;margin:45px auto 0;display:flex;justify-content:flex-end;gap:22px;padding:24px 30px;font-size:14px;color:#335780}.page-hero{min-height:295px;background:linear-gradient(90deg,#eff9fff2,#eff9ff55),url('assets/hero.png') center 42%/cover;padding:55px 0 65px}.page-hero h1{font-size:44px;line-height:1.4;margin:0 0 14px;max-width:760px;background:linear-gradient(#00acf9,#0340d5);color:transparent;background-clip:text}.page-hero p{font-size:19px;margin:0}.tabs{display:flex;justify-content:center;gap:6px;width:max-content;max-width:100%;padding:7px;margin: -25px auto 24px;position:relative}.tabs button{border:0;background:none;padding:10px 38px;border-radius:24px;color:var(--ink);font-weight:600}.tabs button[aria-selected=true]{background:linear-gradient(#2daaff,#0067ff);color:white}.feature-main{padding:38px;background:linear-gradient(90deg,#f5fbfff5 35%,#f1f8ff30),url('assets/hero.png') 75% center/cover;min-height:330px}.feature-main .wordmark{font-size:48px}.feature-main .tags{justify-content:flex-start;font-size:15px;margin:28px 0}.feature-main .tags span{background:#ffffffd9;padding:12px;border-radius:14px}.details{max-width:690px;margin-top:20px;padding:20px;background:#fffffff0;border-radius:14px;text-align:left}.details p{margin:0 0 8px}.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:25px;padding:25px;margin:20px 0}.step{display:flex;gap:15px;align-items:center}.step strong{font-size:24px;color:var(--blue);padding:10px;background:#dfedff;border-radius:50%}.step h3{margin:0;font-size:18px}.step p{margin:0;color:var(--muted);font-size:14px}.two{grid-template-columns:repeat(2,1fr)}.two .product-art{height:205px}.cta{margin-top:25px;padding:28px 40px;display:flex;align-items:center;justify-content:space-between;gap:20px}.cta h2{margin:0;font-size:25px}.cta p{margin:0;color:var(--muted)}.download-main{margin-top:-30px;position:relative}.download-card{text-align:left;padding:35px;min-height:275px;background:linear-gradient(90deg,#f5fbfff5 40%,#ffffff40),url('assets/hero.png') 80% center/cover}.download-card .wordmark{font-size:48px}.download-card .tags{justify-content:flex-start;font-size:15px}.downloads-grid{margin-top:22px}.update{background:none;border:0;color:#204a87;padding:10px;font-size:14px}.update:hover{text-decoration:underline}.faq{margin-top:24px;padding:30px}.faq h2{margin:0 0 18px}details{background:#ffffff90;border:1px solid #c5dffe;border-radius:14px;margin:10px 0;padding:0 18px}summary{cursor:pointer;font-weight:600;padding:15px 0}details p{color:var(--muted);margin:0 0 18px}.note{color:var(--muted);font-size:14px;margin:18px 0 0}dialog{border:1px solid #b6d8ff;border-radius:24px;padding:35px;max-width:500px;width:calc(100% - 36px);color:var(--ink);background:#f4faff;box-shadow:0 20px 80px #123a6640}dialog::backdrop{background:#10284766;backdrop-filter:blur(5px)}.close{position:absolute;right:14px;top:10px;border:0;background:none;color:var(--ink);font-size:26px}dialog h2{margin-top:0;font-size:23px}dialog p{color:var(--muted)}@media(max-width:800px){header{gap:20px;padding:0 18px;height:74px}.brand{width:160px}.brand img{height:43px}nav{gap:18px}.preview-tag{display:none}.hero{margin-top:-74px;padding-top:74px;min-height:570px;background-position:65% center}.hero-content{padding:60px 0 100px}.hero-logo{width:400px;height:100px}.hero h1{font-size:23px}.hero p{font-size:16px}.benefits{grid-template-columns:1fr;margin-top:-25px;padding:15px}.benefit+.benefit{border-left:0;border-top:1px solid #d5e6f7}.products,.two{grid-template-columns:1fr}.product-art{height:210px;background-size:cover}.wordmark{font-size:35px}.section-title h2{font-size:26px}.page-hero{padding:35px 0 55px;min-height:240px}.page-hero h1{font-size:31px}.page-hero p{font-size:16px}.tabs button{padding:9px 18px;font-size:14px}.feature-main{padding:25px}.feature-main .wordmark,.download-card .wordmark{font-size:38px}.steps{grid-template-columns:1fr}.cta{padding:25px;flex-direction:column;align-items:flex-start}.download-card{padding:26px}.faq{padding:22px}.wrap{padding:0 18px}}@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}}
.primary svg{width:21px;height:21px;flex-shrink:0}
.actions .update{display:inline-flex;align-items:center;justify-content:center;min-height:46px;padding:10px 25px;border:1px solid #a8d0ff;border-radius:26px;background:linear-gradient(125deg,#ffffffb8,#dcedff80);box-shadow:inset 0 1px 0 #fff,0 4px 12px #2577b910;backdrop-filter:blur(12px);font-weight:600;transition:transform .2s,box-shadow .2s}.actions .update:hover{text-decoration:none;transform:translateY(-2px);box-shadow:0 8px 20px #1768c324}.product .actions .update{min-height:40px;padding:8px 19px}
/* Keep each three-item feature row aligned with its artwork. */
.product > .tags{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));width:calc(100% + 20px);margin:22px -10px;gap:12px;font-size:13px}
.product > .tags span{justify-content:center;gap:7px;white-space:nowrap}
.product > .tags svg{flex-shrink:0}
.step strong{width:56px;height:56px;flex:0 0 56px;display:grid;place-items:center;padding:0;line-height:1;border-radius:50%}
.details{background:linear-gradient(125deg,#ffffff85,#b9dcff55 55%,#edf8ff70);border:1px solid #ffffffc9;box-shadow:inset 0 1px 0 #fff,inset 0 -1px 0 #93c5f666,0 8px 24px #2577b91a;backdrop-filter:blur(18px) saturate(150%);-webkit-backdrop-filter:blur(18px) saturate(150%)}
header{isolation:auto;z-index:auto}header .brand{position:relative;z-index:2;mix-blend-mode:multiply}header nav,header .preview-tag{position:relative;z-index:2}.brand img{mix-blend-mode:normal}
@media(max-width:380px){.product > .tags{gap:6px;font-size:12px}.product > .tags span{gap:4px}}
.brand{mix-blend-mode:multiply}.product-art{background-repeat:no-repeat;background-size:cover}.hero-logo{object-position:center;transform:translateX(-45px)}
@media(max-width:800px){.hero{background-image:linear-gradient(90deg,#f2f9fff2,#edf7ffd9),url('assets/hero.png')}.hero-logo{transform:none}.page-hero{background-image:linear-gradient(90deg,#eff9fff5,#eff9ffbb),url('assets/hero.png')}}