:root{--navy:#08162f;--navy2:#10264a;--blue:#2864ff;--cyan:#22c7d9;--green:#19b875;--amber:#f4a51f;--violet:#775cf4;--ink:#17253c;--text:#52627a;--muted:#8290a5;--line:#e2e9f2;--soft:#f5f7fb;--white:#fff;--shadow:0 20px 58px rgba(18,43,79,.12)}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;scroll-padding-top:76px}
body{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",Arial,sans-serif;color:var(--text);background:#fff;line-height:1.7}
a{color:inherit;text-decoration:none}img{display:block;max-width:100%}button,input{font:inherit}
.container{width:min(1180px,calc(100% - 40px));margin:auto}
.topbar{position:sticky;top:0;z-index:100;height:76px;background:rgba(8,22,47,.96);border-bottom:1px solid rgba(255,255,255,.08);backdrop-filter:blur(15px)}
.nav{height:100%;display:flex;align-items:center;justify-content:space-between;gap:28px}.logo{display:flex;align-items:center;gap:11px;color:#fff;font-size:21px;font-weight:800;letter-spacing:-.5px}.logo-mark{width:37px;height:37px;display:grid;place-items:center;border-radius:10px;background:linear-gradient(135deg,var(--blue),var(--cyan));box-shadow:0 8px 22px rgba(40,100,255,.35)}.logo-mark:after{content:"";width:13px;height:9px;border-left:2px solid #fff;border-bottom:2px solid #fff;transform:rotate(-45deg) translate(1px,-1px)}.logo b{color:#6ae3ee}
.nav-links{display:flex;align-items:center;gap:27px;color:#bdcadc;font-size:14px;font-weight:600}.nav-links a:hover,.nav-links a.active{color:#fff}.nav-links a.active{position:relative}.nav-links a.active:after{content:"";position:absolute;left:0;right:0;bottom:-27px;height:2px;background:#5de0eb}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:45px;padding:0 22px;border:1px solid transparent;border-radius:8px;color:#fff;background:var(--blue);font-size:14px;font-weight:700;box-shadow:0 10px 26px rgba(40,100,255,.23);transition:.22s}.btn:hover{transform:translateY(-2px);background:#1d55e5}.btn svg{width:17px}.btn.light{color:var(--blue);background:#fff;border-color:#cfdaea;box-shadow:none}.btn.light:hover{background:#edf3ff}.btn.ghost{color:#d8e3f0;background:transparent;border-color:rgba(255,255,255,.22);box-shadow:none}.btn.ghost:hover{background:rgba(255,255,255,.08)}
.hero{position:relative;overflow:hidden;padding:82px 0 98px;color:#fff;background:radial-gradient(circle at 82% 20%,rgba(40,100,255,.22),transparent 30%),radial-gradient(circle at 56% 85%,rgba(34,199,217,.12),transparent 25%),var(--navy)}.hero:before,.page-hero:before{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.025) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.025) 1px,transparent 1px);background-size:44px 44px}.hero-grid{position:relative;display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center}
.eyebrow{display:inline-flex;align-items:center;gap:8px;padding:7px 12px;border:1px solid rgba(106,227,238,.28);border-radius:6px;color:#80e7ef;background:rgba(34,199,217,.08);font-size:12px;font-weight:800;letter-spacing:.06em}.eyebrow i{width:7px;height:7px;border-radius:50%;background:#25db91;box-shadow:0 0 0 4px rgba(37,219,145,.12)}
h1{margin-top:21px;font-size:clamp(42px,5vw,65px);line-height:1.12;letter-spacing:-2.7px}h1 span{display:block;color:#70e3ed}.hero-copy{max-width:620px;margin-top:22px;color:#b7c6d9;font-size:18px;line-height:1.9}.hero-copy strong{color:#fff}.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:30px}.hero-actions .btn{min-height:52px;padding:0 28px;font-size:15px}.hero-points{display:flex;flex-wrap:wrap;gap:18px;margin-top:24px;color:#93a7c0;font-size:12px}.hero-points b{margin-right:5px;color:#27da92}
.insight{position:relative;padding:19px;border:1px solid rgba(255,255,255,.12);border-radius:15px;background:rgba(16,38,74,.82);box-shadow:0 34px 90px rgba(0,0,0,.35);backdrop-filter:blur(13px)}.insight-top{display:flex;align-items:center;justify-content:space-between;padding-bottom:15px;border-bottom:1px solid rgba(255,255,255,.09);font-size:12px;font-weight:700}.live{color:#7de7b4;font-size:10px}.live:before{content:"";display:inline-block;width:6px;height:6px;margin-right:6px;border-radius:50%;background:#28d996}.score-row{display:grid;grid-template-columns:repeat(3,1fr);gap:9px;margin-top:15px}.score{padding:12px;border:1px solid rgba(255,255,255,.08);border-radius:8px;background:rgba(255,255,255,.04)}.score span{display:block;color:#91a5bf;font-size:9px}.score b{font-size:19px}.score.green b{color:#52de9e}.score.cyan b{color:#67dce6}.score.amber b{color:#ffc966}.chart{height:105px;display:flex;align-items:end;gap:7px;margin-top:16px;padding:14px 10px 0;border-radius:8px;background:rgba(0,0,0,.12)}.chart i{flex:1;border-radius:4px 4px 0 0;background:linear-gradient(to top,var(--blue),var(--cyan))}.lang-row{display:flex;flex-wrap:wrap;gap:6px;margin-top:13px}.lang-row span{padding:4px 8px;border-radius:4px;color:#aebed3;background:rgba(255,255,255,.06);font-size:9px}.lang-row span:first-child{color:#fff;background:var(--blue)}
.metrics{position:relative;z-index:3;margin-top:-32px}.metric-grid{display:grid;grid-template-columns:repeat(4,1fr);border:1px solid var(--line);border-radius:12px;background:#fff;box-shadow:var(--shadow)}.metric{padding:22px;text-align:center;border-right:1px solid var(--line)}.metric:last-child{border:0}.metric b{display:block;color:var(--blue);font-size:23px}.metric span{color:var(--muted);font-size:11px}
section{padding:90px 0}.section-head{max-width:720px;margin:0 auto 43px;text-align:center}.kicker{color:var(--blue);font-size:12px;font-weight:800;letter-spacing:.14em;text-transform:uppercase}h2{margin-top:8px;color:var(--ink);font-size:clamp(29px,3.5vw,42px);line-height:1.26;letter-spacing:-1.1px}.section-head p{margin-top:12px;color:var(--muted);font-size:15px}
.features,.faq,.download-options,.help-categories{background:var(--soft)}.feature-grid,.scenario-grid,.review-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.feature-card{position:relative;min-height:220px;padding:26px;border:1px solid var(--line);border-radius:11px;background:#fff;transition:.23s}.feature-card:hover{transform:translateY(-5px);border-color:#b8cbef;box-shadow:var(--shadow)}.icon{width:47px;height:47px;display:grid;place-items:center;margin-bottom:19px;border-radius:10px;color:var(--blue);background:#edf3ff}.icon svg{width:24px}.feature-card h3,.scenario-card h3{color:var(--ink);font-size:18px}.feature-card p,.scenario-card p{margin-top:8px;color:var(--muted);font-size:13px}.feature-card small{position:absolute;right:21px;top:21px;color:#c8d3e1;font-weight:800}
.product-section{overflow:hidden}.split{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}.product-image{position:relative;padding:17px;border:1px solid var(--line);border-radius:14px;background:#f8faff;box-shadow:var(--shadow)}.product-image img{width:100%}.split-copy .section-head{text-align:left;margin:0}.check-list{display:grid;grid-template-columns:repeat(2,1fr);gap:10px;margin-top:24px}.check{padding:13px;border-left:3px solid var(--blue);background:var(--soft)}.check b{display:block;color:var(--ink);font-size:13px}.check span{color:var(--muted);font-size:11px}
.scenarios{color:#fff;background:var(--navy)}.scenarios h2{color:#fff}.scenarios .kicker{color:#68e0eb}.scenarios .section-head p{color:#9eb0c8}.scenario-card{position:relative;overflow:hidden;min-height:190px;padding:24px;border:1px solid rgba(255,255,255,.11);border-radius:10px;background:var(--navy2);transition:.22s}.scenario-card:hover{transform:translateY(-4px);border-color:rgba(104,224,235,.45)}.scenario-card h3{margin-top:36px;color:#fff}.scenario-card p{color:#9eb0c8}.scenario-card .num{color:#69e1ec;font-size:10px;font-weight:800}.scenario-card:after{content:"";position:absolute;width:92px;height:92px;right:-35px;top:-35px;border-radius:50%;background:rgba(40,100,255,.16)}
.commerce{background:#f4f7fb}.commerce-image{position:relative}.commerce-image img{width:100%;filter:drop-shadow(0 24px 31px rgba(18,42,78,.18))}.commerce-image:before{content:"多平台评论聚合 · 实时分析";position:absolute;z-index:2;left:20px;top:20px;padding:7px 10px;border-radius:5px;color:#fff;background:rgba(8,22,47,.9);font-size:10px}.mini-list{display:grid;grid-template-columns:repeat(2,1fr);gap:10px;margin-top:23px}.mini-list div{padding:13px;border:1px solid var(--line);border-radius:7px;background:#fff}.mini-list b{display:block;color:var(--ink);font-size:13px}.mini-list span{color:var(--muted);font-size:10px}
.review-tools{display:flex;justify-content:center;flex-wrap:wrap;gap:8px;margin:-17px 0 28px}.filter{padding:7px 13px;border:1px solid var(--line);border-radius:6px;color:var(--text);background:#fff;font-size:11px;font-weight:700}.filter.active{color:#fff;border-color:var(--blue);background:var(--blue)}.review-card{padding:22px;border:1px solid var(--line);border-radius:10px;background:#fff;box-shadow:0 9px 28px rgba(18,42,78,.05)}.review-top{display:flex;justify-content:space-between;gap:8px;color:var(--muted);font-size:9px}.tag{padding:3px 7px;border-radius:4px;font-weight:800}.tag.positive{color:#0b8c56;background:#e4f8ef}.tag.neutral{color:#9b670a;background:#fff3d7}.tag.enterprise{color:#4c4dd4;background:#ececff}.review-card blockquote{min-height:92px;margin:13px 0;color:#4d5e76;font-size:13px}.analysis{padding:9px;border-radius:6px;color:#65748a;background:var(--soft);font-size:10px}.analysis b{color:var(--blue)}.reviewer{display:flex;align-items:center;gap:9px;margin-top:14px;padding-top:14px;border-top:1px solid #edf1f6}.avatar{width:36px;height:36px;display:grid;place-items:center;border-radius:50%;color:#fff;background:linear-gradient(135deg,var(--blue),var(--cyan));font-size:11px;font-weight:800}.reviewer strong{display:block;color:var(--ink);font-size:11px}.reviewer span{display:block;color:var(--muted);font-size:9px}
.faq-list{max-width:850px;margin:auto;display:grid;gap:10px}details{border:1px solid var(--line);border-radius:8px;background:#fff}summary{position:relative;padding:18px 52px 18px 20px;color:var(--ink);font-size:13px;font-weight:700;cursor:pointer;list-style:none}summary::-webkit-details-marker{display:none}summary:after{content:"+";position:absolute;right:19px;top:50%;transform:translateY(-50%);width:24px;height:24px;display:grid;place-items:center;border-radius:5px;color:var(--blue);background:#edf3ff;font-size:16px}details[open] summary:after{content:"−"}details p{padding:0 48px 18px 20px;color:var(--muted);font-size:12px}
.cta{padding:70px 0;color:#fff;background:linear-gradient(120deg,#102447,#2864ff 66%,#20b5ca)}.cta-grid{display:grid;grid-template-columns:1fr auto;gap:38px;align-items:center}.cta h2{color:#fff}.cta p{margin-top:9px;color:#d6e3f5}.platforms{display:flex;flex-wrap:wrap;gap:7px;margin-top:16px}.platforms span{padding:5px 9px;border:1px solid rgba(255,255,255,.22);border-radius:5px;background:rgba(255,255,255,.07);font-size:10px}.cta .btn{min-height:52px;padding:0 28px;color:var(--blue);background:#fff}
.page-hero{position:relative;overflow:hidden;padding:76px 0;color:#fff;text-align:center;background:radial-gradient(circle at 50% 0,rgba(40,100,255,.3),transparent 45%),var(--navy)}.page-hero .container{position:relative}.page-hero h1{font-size:clamp(38px,5vw,58px)}.page-hero p{max-width:680px;margin:17px auto 0;color:#afbed2}.breadcrumbs{display:flex;justify-content:center;gap:8px;color:#8298b5;font-size:11px}.breadcrumbs a:hover{color:#fff}
.download-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.download-card{padding:27px;border:1px solid var(--line);border-radius:12px;background:#fff;box-shadow:0 10px 30px rgba(18,42,78,.05)}.os-icon{width:53px;height:53px;display:grid;place-items:center;margin-bottom:18px;border-radius:12px;color:#fff;background:linear-gradient(135deg,var(--blue),var(--cyan));font-size:18px;font-weight:800}.download-card h3{color:var(--ink);font-size:19px}.download-card p{min-height:65px;margin:8px 0 18px;color:var(--muted);font-size:12px}.version{display:flex;justify-content:space-between;padding:11px 0;border-top:1px solid var(--line);color:var(--muted);font-size:10px}.download-card .btn{width:100%;margin-top:12px}.requirements{display:grid;grid-template-columns:1fr 1fr;gap:50px;align-items:center}.requirements ul{display:grid;gap:10px;margin-top:20px;list-style:none}.requirements li{padding:11px 14px;border-left:3px solid var(--blue);background:var(--soft);font-size:12px}.safe-box{padding:27px;border:1px solid #cfe5de;border-radius:12px;background:#f0fbf7}.safe-box h3{color:#08764a}.safe-box p{margin-top:9px;color:#507268;font-size:12px}
.search-box{max-width:650px;margin:28px auto 0;display:flex;padding:6px;border:1px solid rgba(255,255,255,.18);border-radius:10px;background:rgba(255,255,255,.08)}.search-box input{flex:1;min-width:0;padding:0 14px;border:0;outline:0;color:#fff;background:transparent}.search-box input::placeholder{color:#8fa4be}.category-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.category-card{padding:25px;border:1px solid var(--line);border-radius:11px;background:#fff;transition:.22s}.category-card:hover{transform:translateY(-4px);border-color:#b7cbef;box-shadow:var(--shadow)}.category-card h3{color:var(--ink);font-size:17px}.category-card p{margin-top:7px;color:var(--muted);font-size:12px}.category-card span{display:inline-block;margin-top:14px;color:var(--blue);font-size:11px;font-weight:700}.article-layout{display:grid;grid-template-columns:240px 1fr;gap:36px}.side-menu{position:sticky;top:98px;align-self:start;padding:17px;border:1px solid var(--line);border-radius:10px;background:#fff}.side-menu h3{padding:7px;color:var(--ink);font-size:13px}.side-menu a{display:block;padding:8px;border-radius:5px;color:var(--muted);font-size:11px}.side-menu a:hover{color:var(--blue);background:#edf3ff}.article-list{display:grid;gap:12px}.article{padding:20px;border:1px solid var(--line);border-radius:9px;background:#fff}.article h3{color:var(--ink);font-size:15px}.article p{margin-top:6px;color:var(--muted);font-size:11px}.article .tag{display:inline-block;margin-top:10px;color:var(--blue);background:#edf3ff;font-size:9px}
.policy{scroll-margin-top:95px}.policy-box{padding:24px;border:1px solid var(--line);border-radius:10px;background:#fff}.policy-box h3{color:var(--ink);font-size:17px}.policy-box p{margin-top:8px;color:var(--muted);font-size:12px}
footer{padding:47px 0 25px;color:#8fa2bd;background:#061226}.footer-grid{display:grid;grid-template-columns:1.4fr repeat(3,1fr);gap:44px;padding-bottom:33px}.footer-intro{max-width:320px;margin-top:12px;font-size:11px}.footer-col h4{margin-bottom:11px;color:#fff;font-size:12px}.footer-col a{display:block;margin:7px 0;font-size:11px}.footer-col a:hover{color:#fff}.copyright{display:flex;justify-content:space-between;gap:18px;padding-top:21px;border-top:1px solid rgba(255,255,255,.09);font-size:10px}
@media(max-width:960px){.nav-links{display:none}.hero-grid,.split,.requirements{grid-template-columns:1fr}.insight{max-width:660px}.feature-grid,.scenario-grid,.review-grid,.category-grid,.download-grid{grid-template-columns:repeat(2,1fr)}.metric-grid{grid-template-columns:repeat(2,1fr)}.metric:nth-child(2){border-right:0}.metric:nth-child(-n+2){border-bottom:1px solid var(--line)}.cta-grid{grid-template-columns:1fr}.footer-grid{grid-template-columns:1.4fr repeat(2,1fr)}}
@media(max-width:640px){.container{width:min(100% - 28px,1180px)}.topbar{height:68px}.topbar .btn{padding:0 13px}.topbar .btn span{display:none}.hero{padding:64px 0 84px}h1{font-size:39px;letter-spacing:-1.7px}.hero-copy{font-size:15px}.hero-actions{display:grid}.hero-actions .btn{width:100%}.score{padding:9px 6px}.score b{font-size:16px}.metric{padding:17px 9px}section{padding:67px 0}.feature-grid,.scenario-grid,.review-grid,.category-grid,.download-grid,.check-list,.mini-list{grid-template-columns:1fr}.article-layout{grid-template-columns:1fr}.side-menu{position:static}.footer-grid{grid-template-columns:1fr 1fr;gap:27px}.footer-grid>div:first-child{grid-column:1/-1}.copyright{flex-direction:column}.cta .btn{width:100%}}