:root{--ink:#171a2b;--muted:#667086;--line:#dfe5ef;--paper:#fff;--bg:#eef2f8;--violet:#6d5dfc;--blue:#2584ff;--green:#18a66a;--soft-violet:#f0eeff;--soft-blue:#edf6ff;--soft-green:#eaf8f1;--shadow:0 18px 50px rgba(44,58,92,.10)}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Microsoft YaHei",Arial,sans-serif;letter-spacing:0}
a{color:inherit;text-decoration:none}
button,input{font:inherit;letter-spacing:0}
.site-header{position:sticky;top:0;z-index:50;height:72px;padding:0 max(28px,calc((100vw - 1200px)/2));display:flex;align-items:center;gap:42px;background:rgba(255,255,255,.94);border-bottom:1px solid rgba(216,224,237,.9);backdrop-filter:blur(18px)}
.site-brand{display:inline-flex;align-items:center;gap:11px;white-space:nowrap}.site-brand>img{display:block;width:38px;height:38px;object-fit:contain}.site-brand strong{font-size:18px}
.site-header nav{display:flex;align-items:center;gap:32px;flex:1}.site-header nav a{font-size:14px;color:#4f586e}.site-header nav a:hover{color:var(--violet)}
.header-actions{display:flex;align-items:center;gap:16px}.text-link{font-size:14px;font-weight:700}
.button{min-height:40px;padding:0 19px;border:1px solid transparent;border-radius:7px;display:inline-flex;align-items:center;justify-content:center;font-weight:700;font-size:14px;cursor:pointer;transition:transform .18s ease,box-shadow .18s ease,background .18s ease}.button:hover{transform:translateY(-1px)}.button-primary{background:var(--violet);color:#fff;box-shadow:0 9px 22px rgba(109,93,252,.2)}.button-primary:hover{background:#5f50eb}.button-ghost{background:#f5f6fa;border-color:#e2e6ef}.button-white{background:#fff;color:#30364b;border-color:#fff}.button-large{min-height:50px;padding:0 25px;font-size:15px}
.nav-toggle{display:none;border:0;background:transparent;width:42px;height:42px;padding:10px}.nav-toggle span{display:block;height:2px;background:var(--ink);margin:5px 0}
.hero{height:660px;min-height:620px;position:relative;overflow:hidden;background:#eaf0fa}.hero-image{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:center}.hero-shade{position:absolute;inset:0;background:rgba(240,246,255,.22)}.hero-content{position:relative;z-index:2;width:min(1200px,calc(100% - 48px));margin:auto;padding-top:118px}.eyebrow,.section-heading>span,.monitor-copy>span{display:block;margin-bottom:18px;color:var(--violet);font-size:12px;font-weight:800;letter-spacing:1.4px}.hero h1{max-width:720px;margin:0 0 24px;font-size:56px;line-height:1.18;letter-spacing:0}.hero p{max-width:620px;margin:0 0 32px;color:#4d5970;font-size:18px;line-height:1.85}.hero-actions{display:flex;gap:12px}.hero-trust{display:flex;flex-wrap:wrap;gap:10px 24px;margin-top:40px;color:#566178;font-size:13px;font-weight:700}.hero-trust span:before{content:"";display:inline-block;width:7px;height:7px;margin-right:8px;background:var(--green);border-radius:50%}
.proof-strip{width:min(1120px,calc(100% - 48px));margin:-42px auto 0;position:relative;z-index:3;background:#fff;border:1px solid var(--line);border-radius:8px;box-shadow:var(--shadow);display:grid;grid-template-columns:repeat(4,1fr)}.proof-strip>div{min-height:116px;padding:24px 32px;display:flex;flex-direction:column;justify-content:center;border-right:1px solid var(--line)}.proof-strip>div:last-child{border:0}.proof-strip strong{font-size:30px}.proof-strip span{margin-top:6px;color:var(--muted);font-size:13px}
.section{width:min(1200px,calc(100% - 48px));margin:0 auto;padding:112px 0}.section-heading{max-width:720px;margin-bottom:48px}.section-heading>span{margin-bottom:12px}.section-heading h2{margin:0;font-size:38px;line-height:1.35}.section-heading p{margin:16px 0 0;color:var(--muted);font-size:16px;line-height:1.8}
.workflow-grid{display:grid;grid-template-columns:repeat(5,1fr);border:1px solid var(--line);background:#fff;border-radius:8px;overflow:hidden}.workflow-grid article{min-height:250px;padding:28px 24px;border-right:1px solid var(--line)}.workflow-grid article:last-child{border:0}.workflow-grid b{color:var(--violet);font-size:13px}.workflow-grid h3{margin:42px 0 13px;font-size:18px}.workflow-grid p,.capability-grid p,.solution-grid p{margin:0;color:var(--muted);font-size:14px;line-height:1.75}
.capabilities{padding-top:50px}.capability-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.capability-grid article{min-height:250px;padding:28px;background:#fff;border:1px solid var(--line);border-radius:8px;position:relative}.capability-grid i{font-style:normal;color:#98a0b2;font-weight:800;font-size:12px}.capability-grid h3{margin:44px 0 12px;font-size:21px}.capability-grid a{position:absolute;left:28px;bottom:26px;color:var(--violet);font-size:13px;font-weight:800}.capability-grid article:nth-child(2),.capability-grid article:nth-child(5){border-top:3px solid var(--blue)}.capability-grid article:nth-child(3),.capability-grid article:nth-child(6){border-top:3px solid var(--green)}
.monitor-band{width:min(1200px,calc(100% - 48px));margin:28px auto 0;padding:58px;display:grid;grid-template-columns:.9fr 1.1fr;gap:70px;background:#171a2b;color:#fff;border-radius:8px}.monitor-copy h2{margin:0 0 20px;font-size:35px;line-height:1.4}.monitor-copy p{color:#b7bfd1;line-height:1.85}.monitor-copy ul{margin:28px 0 0;padding:0;display:grid;grid-template-columns:1fr 1fr;gap:14px;list-style:none;color:#dce2ef;font-size:14px}.monitor-copy li:before{content:"";display:inline-block;width:7px;height:7px;margin-right:9px;background:var(--green);border-radius:50%}
.monitor-ui{padding:26px;background:#fff;color:var(--ink);border-radius:8px;box-shadow:0 20px 44px rgba(0,0,0,.23)}.ui-top{display:flex;justify-content:space-between;align-items:flex-start;padding-bottom:20px;border-bottom:1px solid var(--line)}.ui-top small{display:block;color:var(--muted)}.ui-top strong{font-size:42px}.ui-top strong span{font-size:20px}.trend{padding:7px 10px;background:var(--soft-green);color:var(--green);border-radius:5px;font-size:12px;font-weight:700}.platform-row{display:grid;grid-template-columns:110px 1fr auto;align-items:center;gap:18px;min-height:58px;border-bottom:1px solid #edf0f5;font-size:13px}.platform-row b{font-size:14px}.platform-row span{color:#788195}.platform-row .rank-ok{color:var(--green);font-weight:700}.platform-row em{font-style:normal;color:#8b93a5}.source-bars{padding-top:20px;display:grid;gap:12px}.source-bars span{display:grid;grid-template-columns:100px 1fr;align-items:center;font-size:12px;color:#697289}.source-bars span:after{content:"";height:7px;border-radius:4px;background:linear-gradient(to right,var(--violet) var(--value),#edf0f5 var(--value))}
.solutions{padding-bottom:90px}.solution-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.solution-grid article{padding:30px;background:#fff;border:1px solid var(--line);border-radius:8px}.solution-grid h3{margin:0 0 12px;font-size:20px}
.final-cta{width:min(1200px,calc(100% - 48px));margin:0 auto 100px;padding:42px 48px;display:flex;align-items:center;justify-content:space-between;gap:28px;background:var(--violet);color:#fff;border-radius:8px}.final-cta span{font-size:13px;opacity:.82}.final-cta h2{margin:8px 0 0;font-size:28px}
.site-footer{padding:48px max(28px,calc((100vw - 1200px)/2));background:#fff;border-top:1px solid var(--line);display:grid;grid-template-columns:1fr auto;gap:28px;align-items:start}.footer-brand{margin-bottom:16px}.site-footer p{margin:0;color:var(--muted);font-size:14px}.footer-links{display:flex;gap:26px;color:#525b70;font-size:13px}.site-footer small{grid-column:1/-1;padding-top:25px;border-top:1px solid var(--line);color:#9299a9}
.site-footer small .footer-record{color:#7b8497;text-decoration:none}.site-footer small .footer-record:hover{color:var(--violet)}.footer-record-separator{padding:0 7px;color:#c2c7d1}
.auth-page{min-height:100vh}.auth-page .site-header nav{display:none}.auth-main{width:min(1100px,calc(100% - 48px));min-height:calc(100vh - 180px);margin:54px auto;display:grid;grid-template-columns:1.08fr .92fr;background:#fff;border:1px solid var(--line);border-radius:8px;overflow:hidden;box-shadow:var(--shadow)}.auth-story{padding:72px 62px;background:#182039 url('geo-hero.png') center/cover no-repeat;position:relative;color:#fff}.auth-story:before{content:"";position:absolute;inset:0;background:rgba(20,28,50,.86)}.auth-story>*{position:relative}.auth-story h1{margin:0 0 20px;font-size:42px;line-height:1.3}.auth-story>p{max-width:470px;color:#ccd4e4;line-height:1.85}.auth-proof{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:56px}.auth-proof div{padding:18px;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.16);border-radius:7px}.auth-proof strong,.auth-proof span{display:block}.auth-proof span{margin-top:5px;color:#c7cfdf;font-size:12px}.auth-panel{padding:64px 56px;align-self:center}.auth-panel-head>span{color:var(--violet);font-size:12px;font-weight:800}.auth-panel-head h2{margin:10px 0 8px;font-size:30px}.auth-panel-head p{margin:0 0 30px;color:var(--muted);font-size:14px}.auth-form{display:grid;gap:18px}.auth-form label>span{display:block;margin-bottom:8px;font-size:13px;font-weight:700}.auth-form input[type=text],.auth-form input[type=password],.auth-form input:not([type]){width:100%;height:48px;padding:0 14px;border:1px solid #d8deea;border-radius:7px;outline:none;background:#fafbfe}.auth-form input:focus{border-color:var(--violet);box-shadow:0 0 0 3px rgba(109,93,252,.1)}.button-submit{width:100%;height:50px;border:0;margin-top:4px}.form-alert{margin-bottom:20px;padding:12px 14px;border:1px solid #f1c8cc;background:#fff4f5;color:#b5414c;border-radius:6px;font-size:13px}.auth-switch{text-align:center;margin:24px 0 0;color:var(--muted);font-size:13px}.auth-switch a{color:var(--violet);font-weight:800}.check-line{display:flex!important;gap:9px;align-items:flex-start;color:var(--muted);font-size:12px}.check-line input{margin-top:2px}.check-line span{margin:0!important;font-weight:400!important}.honeypot{position:absolute!important;left:-9999px!important}.register-steps{list-style:none;padding:0;margin:42px 0 0;display:grid;grid-template-columns:1fr 1fr;gap:13px}.register-steps li{display:flex;align-items:center;gap:10px;padding:13px;background:rgba(255,255,255,.08);border-radius:6px;font-size:13px}.register-steps b{width:25px;height:25px;display:grid;place-items:center;border-radius:50%;background:var(--violet)}
@media(max-width:960px){.site-header{padding:0 24px}.site-header nav{display:none;position:absolute;top:72px;left:0;right:0;padding:20px 24px;background:#fff;border-bottom:1px solid var(--line);flex-direction:column;align-items:flex-start;gap:18px}.site-header.nav-open nav{display:flex}.nav-toggle{display:block}.header-actions{margin-left:auto}.hero{height:610px}.hero h1{font-size:46px}.workflow-grid{grid-template-columns:1fr 1fr}.workflow-grid article{border-bottom:1px solid var(--line)}.workflow-grid article:nth-child(2n){border-right:0}.workflow-grid article:last-child{grid-column:1/-1}.capability-grid{grid-template-columns:1fr 1fr}.monitor-band{grid-template-columns:1fr;gap:40px}.auth-main{grid-template-columns:1fr}.auth-story{padding:48px}.auth-panel{padding:48px}.register-page .auth-story{display:none}}
@media(max-width:640px){.site-header{height:64px;padding:0 16px}.site-header nav{top:64px}.site-brand strong{font-size:16px}.header-actions .text-link{display:none}.header-actions .button{padding:0 12px}.hero{height:650px;min-height:650px}.hero-image{object-position:62% center}.hero-shade{background:rgba(242,247,255,.76)}.hero-content{width:calc(100% - 32px);padding-top:80px}.hero h1{font-size:36px}.hero p{font-size:16px}.hero-actions{flex-direction:column;align-items:stretch;max-width:300px}.hero-trust{gap:10px}.proof-strip{width:calc(100% - 32px);grid-template-columns:1fr 1fr;margin-top:-28px}.proof-strip>div{min-height:94px;padding:18px;border-bottom:1px solid var(--line)}.proof-strip>div:nth-child(2n){border-right:0}.proof-strip strong{font-size:24px}.section{width:calc(100% - 32px);padding:78px 0}.section-heading h2{font-size:30px}.workflow-grid,.capability-grid,.solution-grid{grid-template-columns:1fr}.workflow-grid article,.workflow-grid article:nth-child(2n){min-height:190px;border-right:0;border-bottom:1px solid var(--line)}.workflow-grid article:last-child{grid-column:auto}.workflow-grid h3{margin-top:28px}.capability-grid article{min-height:225px}.monitor-band{width:calc(100% - 32px);padding:28px 20px}.monitor-copy h2{font-size:28px}.monitor-copy ul{grid-template-columns:1fr}.monitor-ui{padding:18px}.platform-row{grid-template-columns:88px 1fr}.platform-row em{display:none}.final-cta{width:calc(100% - 32px);padding:30px 24px;flex-direction:column;align-items:flex-start}.final-cta h2{font-size:24px}.site-footer{grid-template-columns:1fr;padding:38px 20px}.footer-links{flex-wrap:wrap}.auth-main{width:calc(100% - 24px);margin:20px auto}.auth-story{padding:36px 28px}.auth-story h1{font-size:32px}.auth-proof{margin-top:30px}.auth-panel{padding:36px 24px}.register-steps{grid-template-columns:1fr}.auth-page .site-header .header-actions{display:none}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.button{transition:none}}

/* v238 rollback: disabled Apple Design override
:root{--ink:#191c22;--muted:#697281;--line:#e0e4ea;--paper:#fff;--bg:#f5f6f8;--violet:#5f55d9;--blue:#2175d9;--green:#12845a;--soft-violet:#efedff;--soft-blue:#edf5fd;--soft-green:#eaf7f1;--shadow:0 1px 2px rgba(20,28,40,.04),0 10px 30px rgba(20,28,40,.055)}
html{font:100%/1.5 -apple-system,BlinkMacSystemFont,"Segoe UI","Microsoft YaHei",sans-serif;font-optical-sizing:auto}body{background:var(--bg);color:var(--ink);font-family:inherit;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
.site-header{height:68px;padding:0 max(24px,calc((100vw - 1200px)/2));gap:38px;border-bottom:1px solid rgba(214,219,227,.78);background:rgba(250,251,252,.78);box-shadow:0 1px 0 rgba(255,255,255,.75);backdrop-filter:blur(22px) saturate(160%);-webkit-backdrop-filter:blur(22px) saturate(160%)}.site-brand>img{width:34px;height:34px;border-radius:8px}.site-brand strong{font-size:16px;font-weight:760}.site-header nav a{position:relative;color:#555e6c;font-weight:600}.site-header nav a:after{content:"";position:absolute;right:50%;bottom:-8px;left:50%;height:2px;border-radius:2px;background:var(--violet);transition:left .18s ease,right .18s ease}.site-header nav a:hover:after{right:0;left:0}
.button{border-radius:7px;box-shadow:0 1px 2px rgba(30,28,90,.09);transition:background-color .16s ease,border-color .16s ease,box-shadow .16s ease,transform .1s ease}.button:hover{transform:none}.button:active{transform:scale(.97);box-shadow:none;transition-duration:.08s}.button-primary{background:var(--violet);box-shadow:0 3px 12px rgba(65,55,170,.18)}.button-primary:hover{background:#5148c5}.button-ghost,.button-outline{background:rgba(255,255,255,.78);border-color:#d9dde5;box-shadow:0 1px 2px rgba(20,28,40,.035)}.text-link:active,.site-brand:active{opacity:.62}
.section-heading h2{color:#20242b;font-weight:760;letter-spacing:0}.section-heading>span,.eyebrow,.monitor-copy>span{letter-spacing:0}.workflow-grid,.capability-grid article,.solution-grid article,.monitor-ui,.auth-main{border-color:var(--line);box-shadow:var(--shadow)}
.auth-main{border-radius:8px}.auth-story{background-color:#202733}.auth-story:before{background:rgba(24,30,42,.78)}.auth-proof div{border-color:rgba(255,255,255,.18);background:rgba(255,255,255,.09);backdrop-filter:blur(12px)}.auth-panel{background:#fff}.auth-login-tabs{padding:4px;border:1px solid #e0e4e9;border-radius:8px;background:#eef0f3}.auth-login-tabs button{border-radius:6px;transition:background-color .15s ease,box-shadow .15s ease,transform .1s ease}.auth-login-tabs button.active{background:#fff;box-shadow:0 1px 4px rgba(20,28,40,.12)}.auth-login-tabs button:active{transform:scale(.98)}.auth-form input[type=text],.auth-form input[type=password],.auth-form input:not([type]){border-color:#d5dae2;border-radius:7px;background:#fff;transition:border-color .15s ease,box-shadow .15s ease}.auth-form input:focus{border-color:#7167dc;box-shadow:0 0 0 3px rgba(95,85,217,.13)}
.site-footer{border-top-color:var(--line);background:#fff}.footer-links a:hover{color:var(--violet)}
@media(max-width:960px){.site-header nav{top:68px;padding:16px 24px;background:rgba(255,255,255,.96);box-shadow:0 14px 28px rgba(20,28,40,.08);backdrop-filter:blur(20px)}.site-header nav a:after{display:none}}
@media(max-width:640px){.site-header{height:62px;padding:0 14px}.site-header nav{top:62px}.auth-main{margin:14px auto}.auth-panel{padding:32px 22px}}
@media(prefers-reduced-motion:reduce){*,*:before,*:after{scroll-behavior:auto!important;animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}.button:active,.auth-login-tabs button:active{transform:none!important}}
@media(prefers-reduced-transparency:reduce){.site-header,.site-header nav,.auth-proof div{background:#fff;backdrop-filter:none;-webkit-backdrop-filter:none}.auth-proof div{background:#303746}}
@media(prefers-contrast:more){.site-header,.workflow-grid,.capability-grid article,.solution-grid article,.auth-main,input{border-color:#aeb5c0}.button-primary{outline:1px solid #292170}}
*/
.auth-story{background-image:url('geo-hero.jpg')}
.register-code-field{display:grid;grid-template-columns:minmax(0,1fr) 116px;gap:9px}.auth-form .register-code-field input{min-width:0}.auth-form .button-code{width:116px;height:48px;margin:0;padding:0 10px;white-space:nowrap}.auth-form .button-code:disabled{opacity:.65;cursor:not-allowed}.register-code-message{display:block;min-height:18px;margin-top:6px;color:var(--muted);font-size:12px;line-height:1.5}.register-code-message.success{color:#0a8b5a}.register-code-message.error{color:#c33f50}
.auth-login-tabs{display:grid;grid-template-columns:1fr 1fr;margin:0 0 22px;border-bottom:1px solid var(--line)}.auth-login-tabs button{height:43px;padding:0;border:0;border-bottom:2px solid transparent;border-radius:0;background:transparent;color:#7b8496;font-weight:800}.auth-login-tabs button.active{border-bottom-color:var(--violet);color:var(--violet)}.login-mode-form[hidden]{display:none!important}
@media(max-width:440px){.register-code-field{grid-template-columns:minmax(0,1fr) 104px}.auth-form .button-code{width:104px;font-size:12px}}