@charset "UTF-8";
:root {
  --paper:#fff; --soft:#f4f6f9; --ink:#15171c; --muted:#68707e;
  --blue:#2455f4; --blue-dark:#1742ce; --line:#e1e5ec;
  --sans:Inter,-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",sans-serif;
  --mono:"SFMono-Regular",Consolas,monospace;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:95px}
body{margin:0;background:var(--paper);color:var(--ink);font:15px/1.7 var(--sans);-webkit-font-smoothing:antialiased}
body.modal-open{overflow:hidden}
button,input,textarea{font:inherit} button,a,input,textarea,summary{-webkit-tap-highlight-color:transparent}
button,a{touch-action:manipulation} a{color:inherit;text-decoration:none} button{cursor:pointer;color:inherit}
button:disabled,fieldset:disabled{cursor:default;opacity:.55}
h1,h2,h3,p,figure{margin:0} h1,h2,h3{font-family:var(--sans);font-weight:650;letter-spacing:-.045em;line-height:1.2}
h2{font-size:clamp(34px,3.5vw,48px)} h2>span{color:#7d8491} em{font-style:normal} fieldset{margin:0;min-width:0}
::selection{background:#c9d8ff;color:#132455} :focus-visible{outline:3px solid #4773ff;outline-offset:5px}
input:focus-visible,textarea:focus-visible{outline-offset:2px} [hidden]{display:none!important}
.container{width:min(1160px,calc(100% - 96px));margin-inline:auto} .section{padding-block:104px}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.skip-link{position:fixed;z-index:100;left:20px;top:-80px;padding:12px 20px;background:var(--ink);color:#fff}
.skip-link:focus{top:10px}
.site-header{height:76px;position:sticky;top:0;z-index:20;background:#ffffffed;border-bottom:1px solid #e8ebf0;backdrop-filter:blur(18px)}
.header-inner{height:100%;display:flex;align-items:center;justify-content:space-between;gap:36px}
.brand{display:inline-flex;align-items:center;gap:11px;flex-shrink:0;font-size:22px;font-weight:750;letter-spacing:-.07em;line-height:1}
.brand em{font-size:26px;font-weight:750;letter-spacing:-.055em}.brand-dot{color:var(--blue)}
.brand-device{position:relative;display:inline-block;width:30px;height:28px;background:var(--blue);border-radius:8px}
.brand-device:before{content:"";position:absolute;left:5px;right:5px;top:7px;height:13px;border:1.5px solid #fff;border-radius:4px}
.brand-device:after{content:"";position:absolute;left:8px;bottom:10px;width:5px;border-top:1.5px solid #fff}
.brand-device i{position:absolute;right:8px;bottom:10px;width:2px;height:2px;border-radius:50%;background:#fff}
nav{display:flex;gap:31px;font-size:13px;margin-left:auto;color:#555d6b} nav a{padding:8px 0;transition:color .15s}nav a:hover{color:var(--blue)}
.button{display:inline-flex;align-items:center;justify-content:center;gap:24px;min-height:50px;padding:12px 24px;border-radius:8px;border:1px solid transparent;font-size:14px;font-weight:550;transition:background .2s,transform .2s,border-color .2s}
.button:hover{transform:translateY(-2px)}.button span[aria-hidden]{font-size:21px;font-weight:400;line-height:1}
.button-small{min-height:38px;padding:8px 16px;gap:18px;font-size:12px}
.button-dark{background:#171b25;color:#fff}.button-dark:hover{background:#303747}
.button-primary{background:var(--blue);color:#fff;box-shadow:0 3px 6px #2455f415}.button-primary:hover{background:var(--blue-dark)}
.button-quiet{background:#fff;color:#303746;border-color:#e1e5ed}.button-quiet:hover{background:#e9edf5;border-color:#cad2e2}
.button-outline{background:#fff;border-color:#ccd3df}.button-outline:hover{border-color:var(--blue);color:var(--blue);background:#f4f7ff}
.text-link{display:inline-flex;gap:18px;align-items:center;font-size:14px;color:var(--blue)}.text-link span{font-size:20px}.text-link:hover{color:var(--blue-dark)}
.eyebrow{display:flex;align-items:center;gap:10px;font-size:12px;font-weight:550;letter-spacing:.06em;color:var(--blue);margin-bottom:22px}
.small-dot{display:inline-block;width:6px;height:6px;flex:0 0 6px;border-radius:50%;background:currentColor}
.section-index{font-family:var(--mono);font-size:11px;font-weight:400;letter-spacing:0}
.section-index:after{content:"/";color:#b5becd;margin-left:13px}
/* Centered hardware hero, deliberately independent of the original reference. */
.hero{background:#f2f4f7;overflow:hidden;padding-top:61px}
.hero-copy{text-align:center;position:relative;z-index:1}
.hero .eyebrow{justify-content:center;margin-bottom:21px;font-size:12px}
.hero h1{font-size:clamp(48px,5vw,68px);line-height:1.12;letter-spacing:-.055em;font-weight:700}
.hero h1>span{color:var(--blue)}
.hero-description{margin-top:25px;color:#68717f;font-size:15px;line-height:1.9}
.mobile-break{display:none}
.hero-actions{display:flex;align-items:center;justify-content:center;gap:12px;margin-top:25px}
.product-stage{position:relative;height:400px;display:flex;justify-content:center;align-items:center;margin-top:4px}
.product-stage > img{width:620px;max-width:72%;height:auto;mix-blend-mode:darken;mask-image:linear-gradient(to right,transparent,#000 10%,#000 90%,transparent),linear-gradient(to bottom,transparent,#000 10%,#000 90%,transparent);mask-composite:intersect;transform:translateY(-26px);pointer-events:none}
.product-stage figcaption{position:absolute;bottom:13px;left:50%;transform:translateX(-50%);font-size:10px;color:#929aa7;white-space:nowrap}
.product-callout{position:absolute;z-index:1;display:flex;flex-direction:column;align-items:flex-start;gap:13px;top:40%;transform:translateY(-30%)}
.callout-left{left:0}.callout-right{right:0}
.product-callout strong{font-size:17px;line-height:1.7;font-weight:550;letter-spacing:-.03em;color:#444d5d}
.product-callout>span:last-child{font-size:11px;color:#818b9b}
.callout-mark{font-size:29px;line-height:1;color:#8f9aaf}
.hardware-tag{font-size:23px;line-height:1;font-weight:650;letter-spacing:-.05em;color:#727d91}.hardware-tag span{color:#b4bdcd;margin-inline:3px;font-weight:300}
.hero-foot{display:flex;justify-content:space-between;align-items:center;gap:20px;padding-block:23px;border-top:1px solid #dce1e9;color:#6b7585;font-size:11px}
.hero-foot>span{display:flex;align-items:center;gap:9px}.hero-foot .small-dot{color:var(--blue);width:5px;height:5px;flex-basis:5px}
.hero-foot>span:last-child{color:#465168}.hero-foot>span:last-child>span{color:var(--blue);font-size:18px}
.section-heading{display:flex;justify-content:space-between;align-items:flex-end;gap:60px;margin-bottom:43px}
.section-intro{font-size:14px;line-height:1.9;color:#8390a5;padding-bottom:4px;max-width:385px}
/* A distinct dark interactive surface. */
.experience{background:#111722;color:#f4f7ff;position:relative}
.experience h2{font-weight:600}.experience h2>span{color:#8f9db5}.experience .eyebrow{color:#8ca9ff}
.experience .section-index:after{color:#4d5d75}
.latency-demo{background:#1a2230;border:1px solid #354055;border-radius:16px;padding:28px 32px 23px;box-shadow:0 22px 50px #00000016}
.demo-toolbar{display:flex;align-items:center;justify-content:space-between;gap:20px;margin-bottom:26px}
.demo-title{display:flex;align-items:center;gap:11px}.demo-title strong{font-size:15px;font-weight:550}.demo-icon{font-size:25px;color:#9bb1ff}
.pill{border:1px solid #42506a;color:#a5b4cc;font-size:10px;padding:2px 8px;border-radius:20px;font-weight:400}
.segmented{display:inline-flex;gap:3px;border:1px solid #dfe4ec;padding:4px;background:#f0f3f8;border-radius:9px}
.segmented label{cursor:pointer;position:relative}.segmented input{position:absolute;opacity:0;width:1px;height:1px}
.segmented label>span{display:block;padding:7px 14px;border-radius:5px;color:#606d82;font-size:12px;white-space:nowrap;transition:background .16s,color .16s}
.segmented input:checked+span{background:#fff;color:#182238;box-shadow:0 2px 6px #1b2b4914}
.segmented input:focus-visible+span{outline:3px solid #88aaff;outline-offset:3px}.segmented small{font-size:10px;margin-left:3px}
.latency-controls{background:#121925;border-color:#354157}
.latency-controls label>span{color:#a7b3ca}.latency-controls input:checked+span{background:#335dce;color:#fff;box-shadow:none}
.input-label{display:block;font-size:12px;color:#a3b0c6;margin-bottom:10px}
.typing-field{display:flex;align-items:center;gap:12px;border:1px solid #4b5d7e;background:#202e46;border-radius:7px;padding:14px 18px}
.typing-field:focus-within{border-color:#88a9ff;box-shadow:0 0 0 3px #6a91ff1a}
.typing-field>span:first-child{font-family:var(--mono);font-size:23px;color:#8eacff}
.typing-field input{font-family:var(--mono);background:none;border:0;outline:none!important;width:100%;min-width:0;font-size:15px;color:#f1f5ff}
.typing-field input::placeholder{color:#8e9ebd}.input-hint{font-size:11px;color:#899ab9;white-space:nowrap}
.transit{display:flex;align-items:center;gap:14px;margin:25px 0 21px;font-size:10px;color:#8e9bb2}
.transit-line{position:relative;flex:1;border-top:1px dashed #45516a;height:1px}
.transit-label{position:absolute;background:#1a2230;padding:0 12px;font-size:9px;left:50%;top:0;transform:translate(-50%,-50%);white-space:nowrap;color:#7686a1}
.transit-line i{position:absolute;top:-3px;left:0;width:5px;height:5px;border-radius:50%;background:#8dabff;opacity:0}
.is-transmitting .transit-line i{animation:transmit var(--travel-duration,700ms) linear infinite}
.is-transmitting .transit-line i:nth-child(2){animation-delay:.14s}.is-transmitting .transit-line i:nth-child(3){animation-delay:.28s}
@keyframes transmit{0%{left:0;opacity:0}15%,85%{opacity:.9}100%{left:100%;opacity:0}}
.terminal-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.terminal-label{display:flex;justify-content:space-between;align-items:center;gap:10px;margin-bottom:11px;font-size:12px}
.terminal-label strong{font-weight:500}.terminal-label>span{color:#aab9d9;font-family:var(--mono);font-size:11px}
.terminal-label .instant-label{color:#8dd9d2}
.terminal{height:150px;border:1px solid #36435c;border-radius:8px;background:#101723;color:#e2eaff;position:relative;padding:15px 18px;overflow:auto}
.local-terminal{border-color:#376268;background:#101e28}
.terminal-chrome{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:23px}
.terminal-chrome>span{display:flex;gap:5px}.terminal-chrome i{display:block;width:5px;height:5px;border-radius:50%;background:#52627c}
.terminal-chrome small{font-size:9px;color:#8494b0;letter-spacing:.03em}
.terminal-line{font:13px/1.9 var(--mono);overflow-wrap:anywhere;white-space:pre-wrap}.prompt{color:#91a6cc}
.caret{display:inline-block;width:6px;height:14px;background:#9ab5f4;vertical-align:middle;margin-left:2px;opacity:.8}
.local-terminal .caret{background:#8bd7cc}.terminal-placeholder{margin-top:9px;font-size:11px;color:#7b8ba8}
#local-pending{text-decoration:underline;text-decoration-style:dotted;text-underline-offset:5px;text-decoration-color:#8bd7cc}
.terminal-unit>p{font-size:11px;color:#8b9bb6;margin-top:10px}
.demo-footer{display:flex;align-items:center;justify-content:space-between;gap:20px;margin-top:25px;padding-top:18px;border-top:1px solid #354055}
.demo-feedback{font-size:11px;color:#9baac3}.demo-actions{display:flex;align-items:center;gap:13px;white-space:nowrap}
.demo-actions>span{color:#4c5b75;font-size:11px}.text-button{border:0;padding:4px 0;background:none;font-size:12px;color:#b7c9f5}
.text-button:hover{color:#fff}.text-button>span{font-size:16px;padding-right:4px}
.simulation-note{margin-top:18px;font-size:11px;color:#91a0b8;line-height:1.9}.simulation-note>span{margin-right:5px}
.noscript-notice{padding:12px 20px;background:#25354f;margin-bottom:16px;color:#e0eaff}
/* Product specifications have their own hierarchy, above the price. */
.pricing-side>p{font-size:13px;color:var(--muted);margin-bottom:21px;line-height:1.9}
.billing-controls label>span{padding:10px 17px;font-size:12px}.billing-controls small{color:var(--blue);font-size:10px;font-family:var(--mono)}
.billing-controls input:checked+span{background:var(--blue);color:#fff}.billing-controls input:checked+span small{color:#d5e1ff}
.plan-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.plan-card{border:1px solid #dce2ed;border-radius:16px;padding:31px 36px 32px;background:#f7f9fc;position:relative;overflow:hidden}
.plan-card-featured{background:#f1f5ff;border-color:#cad7fc}
.plan-topline{display:flex;justify-content:space-between;align-items:center;font-size:11px;color:#8290a6;margin-bottom:23px}
.chip-icon{font:600 16px var(--sans);display:grid;place-items:center;width:43px;height:43px;border:1px solid #bdc8da;border-radius:10px;color:#576883;box-shadow:inset 0 0 0 4px #eef2f8;letter-spacing:-.05em}
.plan-card-featured .chip-icon{background:#2455f4;box-shadow:inset 0 0 0 4px #dbe5ff;border-color:#9cb5fa;color:#fff}
.plan-card h3{font-size:30px;letter-spacing:-.05em;font-weight:600}.plan-card h3 em{color:var(--blue)}
.plan-config{display:flex;gap:35px;margin-top:28px;padding-bottom:26px;border-bottom:1px solid #dce3ef}
.plan-config>div{display:flex;align-items:center;gap:10px}.plan-config strong{font-size:21px;line-height:1.2;font-weight:550;letter-spacing:-.035em;color:#3b4860}
.plan-config strong>span{font-size:12px;margin-left:3px;letter-spacing:0}.plan-config>div>span{font-size:11px;color:#8590a5}
.price-line{display:flex;align-items:baseline;gap:4px;margin-top:25px}
.price-line strong{font:600 60px/1.2 var(--sans);letter-spacing:-.06em;font-variant-numeric:tabular-nums}
.price-line .currency{font:500 26px var(--sans);align-self:flex-start;margin-top:12px;margin-right:2px}
.price-line>span:last-child{font-size:12px;color:#738097;margin-left:7px}
.period-total{font-size:12px;color:#58667e;margin-top:8px}.saving{font-size:11px;margin-top:5px;color:var(--blue);min-height:19px}
.plan-features{display:grid;gap:8px;padding-block:24px;margin-top:14px;border-top:1px solid #dce3ef}
.plan-features>span{font-size:12px;color:#637089}.plan-features i{font-style:normal;margin-right:9px;color:var(--blue)}
.plan-cta{width:100%;justify-content:space-between;margin-top:5px}
.pricing-note{display:flex;justify-content:space-between;gap:22px;color:#8390a3;font-size:11px;margin-top:20px}.pricing-note p{max-width:48%}
.how{background:var(--soft);border-block:1px solid #e9ecf2}.how .section-intro{color:#758196}
.steps{list-style:none;display:grid;grid-template-columns:repeat(3,1fr);padding:0;margin:0;gap:36px}
.steps li{position:relative;border-top:1px solid #cfd7e5;padding-top:24px}
.step-number{font:400 35px var(--sans);color:#b2bfd4;letter-spacing:-.05em}.steps h3{font-size:21px;font-weight:550;margin-top:23px;letter-spacing:-.03em}
.steps p{font-size:12px;color:#748198;margin-top:14px;line-height:1.95}.step-arrow{position:absolute;right:2px;top:25px;color:#8c9bb4;font-size:24px}
/* Q&A uses a topic index and grouped disclosures instead of a paragraph grid. */
.qa-heading{display:flex;align-items:flex-end;justify-content:space-between;gap:36px;margin-bottom:48px}
.qa-heading h2{font-size:43px;line-height:1.25}.qa-heading>p{color:#7b879d;font-size:13px;line-height:1.9;padding-bottom:3px}
.qa-layout{display:grid;grid-template-columns:260px minmax(0,1fr);gap:64px;align-items:start}
.qa-sidebar{position:sticky;top:108px}.qa-nav-label{font-size:11px;letter-spacing:.06em;color:#8a96aa;margin-bottom:12px}
.qa-topics{list-style:none;padding:0;margin:0;border-top:1px solid var(--line)}
.qa-topics li{border-bottom:1px solid var(--line)}
.qa-topics a{display:flex;align-items:center;gap:10px;padding:16px 0;font-size:14px;transition:color .15s}
.qa-topics a:hover{color:var(--blue)}.qa-topics small{font:10px var(--mono);color:#8c9bb2;margin-left:auto}
.qa-nav-arrow{font-size:18px;color:#94a3be;margin-left:8px}
.qa-help{margin-top:32px;padding:24px;border:1px solid #dfe6f5;background:#f4f7ff;border-radius:12px}
.qa-help-icon{display:grid;place-items:center;width:28px;height:28px;border-radius:50%;background:#e2eaff;color:var(--blue);font-size:15px;font-weight:600;margin-bottom:18px}
.qa-help h3{font-size:16px;font-weight:550;letter-spacing:-.02em}.qa-help p{font-size:12px;line-height:1.9;color:#7e8da8;margin-top:10px}
.qa-help .text-link{font-size:12px;margin-top:20px;gap:13px}.qa-help .text-link span{font-size:17px}
.qa-groups{min-width:0}.qa-group{scroll-margin-top:106px}.qa-group+.qa-group{margin-top:42px}
.qa-group-heading{display:flex;align-items:center;gap:12px;margin-bottom:18px}
.qa-group-heading>span{font:11px var(--mono);color:var(--blue);padding:6px 8px;border-radius:5px;background:#edf2ff}
.qa-group-heading h3{font-size:20px;font-weight:600;letter-spacing:-.025em}.qa-group-heading p{margin-left:auto;font-size:11px;color:#8e9ab0}
.qa-group details{border:1px solid #e2e7f0;background:#fff;border-radius:9px;margin-top:9px;overflow:hidden}
.qa-group details[open]{border-color:#cddaf5;background:#f8faff}
.qa-group summary{display:flex;align-items:center;justify-content:space-between;gap:20px;list-style:none;cursor:pointer;padding:18px 21px;font-size:14px;font-weight:500;line-height:1.6}
.qa-group summary::-webkit-details-marker{display:none}.qa-toggle{flex-shrink:0;color:#8da1c1;font-size:22px;line-height:1;font-weight:300;transition:transform .18s}
.qa-group details[open] .qa-toggle{transform:rotate(45deg);color:var(--blue)}.qa-group details[open] .qa-question{color:#2451b5}
.qa-answer{padding:0 51px 21px 21px;font-size:13px;line-height:1.95;color:#6d7f9a}
.qa-answer p+p{margin-top:11px}.qa-answer strong{color:#344f78;font-weight:550}.qa-inline-link{display:inline-flex;align-items:center;gap:8px;margin-top:13px;font-size:12px;color:var(--blue)}
.contact-section{background:var(--blue);color:#fff;padding-block:73px;overflow:hidden}
.contact-inner{display:flex;justify-content:space-between;align-items:center;gap:50px}
.contact-inner .eyebrow{color:#c8d5ff;font-size:11px}.contact-inner h2{font-size:52px;line-height:1.22;font-weight:600}
.contact-inner>div>p:last-child{font-size:13px;color:#d7e0ff;margin-top:20px}
.wechat-card{min-width:350px;border-left:1px solid #6a8afd;padding:11px 0 11px 58px}
.wechat-label{display:flex;align-items:center;gap:9px;font-size:12px;color:#dbe4ff}
.wechat-id{display:block;font:500 35px var(--mono);letter-spacing:.025em;margin-block:17px 22px;user-select:all}
.wechat-card .button{width:100%;background:#fff;color:#204bcf;justify-content:space-between}
.wechat-card .button:hover{background:#e8eeff}.wechat-card>p{font-size:10px!important;color:#ccd9ff!important;margin-top:14px!important}
.site-footer{padding-block:31px;display:flex;align-items:center;gap:35px;justify-content:space-between}
.site-footer .brand{font-size:18px}.site-footer .brand em{font-size:22px}.site-footer p{font-size:11px;color:#8a95a9}
.site-footer>span{font-size:10px;color:#8a95a9}.footer-domain{font-family:var(--mono);margin-left:15px}
dialog{border:1px solid #d8e0ed;border-radius:16px;padding:0;background:#fff;color:var(--ink);width:min(510px,calc(100% - 32px));max-height:calc(100svh - 40px);overflow:auto;box-shadow:0 30px 100px #0003}
dialog::backdrop{background:#101a30ad;backdrop-filter:blur(6px)}
.dialog-inner{position:relative;padding:38px 35px 28px}.dialog-close{position:absolute;right:17px;top:10px;font-size:29px;font-weight:300;border:0;background:none;color:#74839e;padding:4px 10px}
.dialog-inner .eyebrow{font-size:11px;margin-bottom:14px}.dialog-inner h2{font-size:30px}
.inquiry-summary{margin-top:24px;padding:20px;background:#f0f4fc;border-radius:8px;display:grid;gap:4px;font-size:12px}
.inquiry-summary strong{font-size:18px;font-weight:550;margin-bottom:5px}.inquiry-summary span{color:#687c9d}.inquiry-summary b{font-size:15px;font-weight:550;color:#2650b8}
.dialog-inner>label{display:block;font-size:11px;margin:24px 0 9px;color:#7788a4}
.dialog-inner textarea{width:100%;min-height:120px;resize:vertical;border:1px solid #d5ddeb;border-radius:6px;background:#fafbfe;padding:13px;font-size:12px;line-height:1.8;color:#667b9c}
.dialog-copy{width:100%;margin-top:14px;justify-content:space-between}
.dialog-wechat{display:flex;justify-content:space-between;align-items:center;gap:16px;border-top:1px solid var(--line);padding-top:23px;margin-top:24px}
.dialog-wechat small{display:block;font-size:10px;color:#7b8ca9}.dialog-wechat strong{display:block;font:18px var(--mono);margin-top:4px}
.dialog-footnote{font-size:10px;text-align:center;color:#8899b2;margin-top:22px}
.toast{position:fixed;z-index:100;bottom:24px;left:50%;transform:translate(-50%,12px);padding:11px 20px;border:1px solid #3c4e70;border-radius:7px;background:#16233d;color:#eef3ff;font-size:12px;box-shadow:0 4px 30px #0002;opacity:0;pointer-events:none;transition:opacity .2s,transform .2s;width:max-content;max-width:calc(100% - 36px);text-align:center}
.toast.visible{opacity:1;transform:translate(-50%,0)}
@media(min-width:1600px){.container{width:min(1240px,calc(100% - 140px))}.hero{padding-top:75px}.hero h1{font-size:75px}.hero-description{font-size:16px}.product-stage{height:460px}.product-stage > img{width:680px}.section{padding-block:116px}}
@media(max-width:1050px){
 .container{width:calc(100% - 56px)}nav{gap:20px}.header-inner{gap:25px}.hero h1{font-size:55px}.product-stage{height:370px}.product-stage > img{width:580px}.product-callout strong{font-size:14px}.product-callout>span:last-child{font-size:10px}.hardware-tag{font-size:21px}.callout-mark{font-size:27px}
 .section{padding-block:85px}.section-heading{gap:30px}.section-intro{font-size:13px}.latency-demo{padding:26px}.demo-title{gap:8px}.demo-title .pill{display:none}.latency-controls label>span{padding:7px 11px}
 .plan-card{padding:28px}.plan-config{gap:24px}.plan-config>div{gap:8px}.pricing-note{font-size:10px}.qa-layout{grid-template-columns:215px minmax(0,1fr);gap:34px}.qa-heading h2{font-size:36px}.qa-group-heading p{display:none}.qa-help{padding:21px}.site-footer p{display:none}.wechat-card{padding-left:38px;min-width:325px}
}
@media(max-width:760px){
 html{scroll-padding-top:80px}.container{width:calc(100% - 40px)}.site-header{height:66px}.header-inner{gap:15px}.brand{font-size:20px}.brand em{font-size:24px}.brand-device{width:28px;height:27px}nav{display:none}.button-small{min-height:36px;padding:7px 12px;font-size:11px;gap:12px}
 .hero{padding-top:44px}.hero .eyebrow{font-size:11px;margin-bottom:22px}.hero h1{font-size:clamp(41px,7.4vw,56px);line-height:1.19;letter-spacing:-.055em}.hero h1>span{display:block;margin-top:4px}.hero-description{font-size:12px;margin-top:21px;line-height:1.9}.mobile-break{display:block}.hero-actions{gap:9px;margin-top:23px}.hero-actions .button{min-height:46px;padding:11px 17px;gap:13px;font-size:12px}
 .product-stage{width:100%;height:310px;margin-top:0}.product-stage > img{width:430px;max-width:100%;height:auto;transform:none}.product-callout{display:none}.product-stage figcaption{bottom:6px;font-size:9px}.hero-foot{padding-block:19px;justify-content:center;flex-direction:column;gap:7px;font-size:10px}.hero-foot>span{gap:6px}.hero-foot>span:last-child{font-size:10px}.hero-foot>span:last-child>span{font-size:14px}
 .section{padding-block:64px}h2{font-size:36px;line-height:1.25}.eyebrow{font-size:10px;margin-bottom:19px}.section-heading{flex-direction:column;align-items:flex-start;gap:21px;margin-bottom:30px}.section-intro{font-size:12px;line-height:1.9}.section-intro br{display:none}.section-intro{max-width:420px}
 .latency-demo{padding:22px 18px;border-radius:12px}.demo-toolbar{flex-direction:column;align-items:flex-start;gap:18px;margin-bottom:20px}.demo-title strong{font-size:14px}.demo-title .pill{display:inline-block}.latency-controls{width:100%;display:flex}.latency-controls label{flex:1}.latency-controls label>span{text-align:center;padding:8px;font-size:11px}.input-label{font-size:10px}.typing-field{padding:10px 12px;gap:8px}.typing-field input{font-size:13px}.input-hint{display:none}.transit{font-size:9px;gap:9px;margin-block:23px 20px}.transit-label{font-size:8px;padding:0 7px}
 .terminal-grid{grid-template-columns:1fr;gap:21px}.terminal{height:130px;padding:13px 15px}.terminal-label{font-size:11px}.terminal-label>span{font-size:10px}.terminal-chrome{margin-bottom:18px}.terminal-unit>p{font-size:10px}.demo-footer{flex-direction:column;align-items:flex-start;gap:12px;margin-top:21px;padding-top:16px}.demo-feedback{font-size:10px}.demo-actions{align-self:flex-end}.simulation-note{font-size:10px;line-height:1.8}
 .pricing-side{width:100%}.pricing-side>p{font-size:12px;margin-bottom:20px}.billing-controls{display:flex;width:100%}.billing-controls label{flex:1}.billing-controls label>span{text-align:center;padding:10px 9px}.plan-grid{grid-template-columns:1fr;gap:18px}.plan-card{padding:26px}.plan-topline{margin-bottom:23px}.plan-card h3{font-size:29px}.plan-config{margin-top:23px;gap:30px;padding-bottom:23px}.plan-config strong{font-size:20px}.price-line strong{font-size:57px}.price-line{margin-top:21px}.plan-features{padding-block:22px;margin-top:18px}.pricing-note{display:block;font-size:10px;line-height:1.9}.pricing-note p{max-width:none;margin-bottom:7px}
 .steps{grid-template-columns:1fr;gap:26px}.steps li{padding-top:22px;display:grid;grid-template-columns:43px 1fr;gap:0 13px}.step-number{grid-row:span 2;padding-top:0;font-size:29px}.steps h3{margin:0;font-size:21px}.steps p{margin-top:12px;font-size:12px}.step-arrow{top:16px}.qa-heading{display:block;margin-bottom:27px}.qa-heading h2{font-size:34px;line-height:1.3}.qa-heading h2>span{display:block}.qa-heading>p{font-size:12px;margin-top:17px}.qa-heading>p br{display:none}
 .qa-layout{grid-template-columns:1fr;gap:30px}.qa-sidebar{position:static}.qa-nav-label,.qa-help{display:none}.qa-topics{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:7px;border:0}.qa-topics li{border:0}.qa-topics a{padding:12px 7px;justify-content:center;gap:6px;border:1px solid #dce4f3;border-radius:7px;background:#f7f9fe;font-size:11px}.qa-topics small{margin-left:0;font-size:9px}.qa-nav-arrow{display:none}.qa-group+.qa-group{margin-top:32px}.qa-group-heading{margin-bottom:15px;gap:10px}.qa-group-heading h3{font-size:19px}.qa-group summary{padding:16px 15px;font-size:13px;gap:14px}.qa-answer{font-size:12px;padding:0 35px 18px 15px}.qa-toggle{font-size:20px}.qa-group{scroll-margin-top:88px}
 .contact-section{padding-block:56px}.contact-inner{flex-direction:column;align-items:stretch;gap:31px}.contact-inner h2{font-size:43px;line-height:1.25}.contact-inner>div>p:last-child{font-size:12px}.wechat-card{min-width:0;width:100%;padding:26px 0 0;border-left:0;border-top:1px solid #6687ff}.wechat-id{font-size:32px;margin-block:17px 22px}.wechat-card .button{max-width:100%}.site-footer{flex-wrap:wrap;gap:22px;padding-block:28px}.site-footer>span{font-size:9px}.footer-domain{display:block;margin:2px 0 0}
 .dialog-inner{padding:33px 23px 22px}.dialog-inner h2{font-size:27px}.dialog-wechat{gap:12px}.dialog-wechat .button{font-size:10px;padding:8px 11px}.dialog-wechat strong{font-size:17px}
}
@media(max-width:370px){
 .container{width:calc(100% - 32px)}.hero{padding-top:37px}.hero h1{font-size:39px}.hero .eyebrow{font-size:10px}.hero-description{font-size:11px}.hero-actions .button{font-size:11px;padding-inline:14px;gap:10px}.product-stage{height:252px}.hero-foot{font-size:9px}.hero-foot>span:last-child{font-size:9px}.latency-demo{padding-inline:14px}.terminal-label{font-size:10px}.terminal-label>span{font-size:9px}.plan-card{padding:23px}.plan-config{gap:25px}.plan-config>div{gap:7px}.plan-config strong{font-size:18px}.plan-config>div>span{font-size:10px}.price-line strong{font-size:52px}.price-line .currency{font-size:23px}.price-line>span:last-child{font-size:11px}.hero-actions{gap:7px}h2{font-size:32px}.contact-inner h2{font-size:39px}
}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{animation:none!important;transition:none!important}.is-transmitting .transit-line i{opacity:.6;left:25%}.is-transmitting .transit-line i:nth-child(2){left:50%}.is-transmitting .transit-line i:nth-child(3){left:75%}}

/* mini is a small page guide, with explicit controls and quiet pose changes. */
.hero-mascot{position:absolute;right:-34px;bottom:28px;width:300px;height:340px;border:0;padding:0;background:none;z-index:2;display:flex;align-items:center;flex-direction:column;justify-content:flex-end}
.hero-mascot>img{display:block;width:320px;height:320px;max-width:none;object-fit:contain;filter:drop-shadow(0 12px 10px #465e7920);transition:transform .3s;pointer-events:none}
.hero-mascot:hover>img{transform:translateY(-6px) rotate(2deg)}
.mascot-hello{position:absolute;z-index:1;top:-4px;right:38px;font-size:11px;white-space:nowrap;color:#4d6190;background:#fffffff0;border:1px solid #d5e0f5;border-radius:13px 13px 3px 13px;padding:9px 13px;box-shadow:0 6px 18px #30487808}
.mascot-hello i{font-style:normal;color:#5379f4;margin-left:7px}.mascot-name{font-size:10px;color:#7084a8;letter-spacing:.06em;line-height:1;padding:5px 12px;background:#e7edf7;border-radius:20px}.mascot-name>span{margin-left:8px}
.hero-mascot.is-waving>img{animation:mini-wave .8s ease-in-out}
@keyframes mini-wave{0%,100%{transform:rotate(0)}25%{transform:translateY(-9px) rotate(-5deg)}55%{transform:translateY(-5px) rotate(5deg)}80%{transform:rotate(-2deg)}}
.demo-intro{display:flex;align-items:center;gap:7px}.demo-intro>img{width:126px;height:126px;object-fit:contain;flex:0 0 126px}.demo-intro .section-intro{font-size:13px}.demo-intro>img[src*="work"]{animation:mini-type 1s ease-in-out infinite alternate}
@keyframes mini-type{to{transform:translateY(-3px) rotate(1deg)}}
.is-playing .typing-field{border-color:#7b9cf8;box-shadow:0 0 0 3px #6a91ff12}
.mini-guide{position:fixed;z-index:25;right:22px;bottom:20px;display:flex;flex-direction:column;align-items:flex-end;gap:12px}.modal-open .mini-guide{visibility:hidden}
.mini-guide-toggle{height:49px;display:flex;align-items:center;gap:7px;border:1px solid #d9e2f3;background:#ffffffed;border-radius:30px;padding:0 15px 0 0;box-shadow:0 5px 22px #30466c1c;font-size:11px;color:#4b6088;backdrop-filter:blur(12px)}
.mini-guide-toggle>img{width:53px;height:62px;object-fit:cover;object-position:top;clip-path:inset(0 0 14px);margin-bottom:-14px}.mini-guide-toggle>i{font-style:normal;color:#5b7ded;margin-left:3px}.mini-guide-toggle:hover{border-color:#a1b8ee}.is-awake .mini-guide-toggle{border-color:#91aaf0}
.mini-guide-panel{width:260px;border:1px solid #d6e0f2;border-radius:15px 15px 4px 15px;background:#fff;box-shadow:0 12px 40px #20386226;padding:22px 21px 18px;color:#4f6081;position:relative}.mini-guide-panel>p{font-size:12px;line-height:1.9;padding-right:8px}.mini-guide-panel>div{display:flex;gap:16px;margin-top:13px;font-size:11px;color:#2455f4}.mini-guide-close{position:absolute;right:6px;top:4px;border:0;background:none;width:28px;height:28px;color:#8b9bb5;font-size:22px;line-height:1}
@media(max-width:1050px){.hero-mascot{right:-28px;width:240px;height:290px;bottom:27px}.hero-mascot>img{width:275px;height:275px}.mascot-hello{right:18px;top:-14px;font-size:10px}.demo-intro>img{width:94px;height:94px;flex-basis:94px}.demo-intro .section-intro{font-size:12px}}
@media(max-width:760px){.product-stage > img{width:365px;max-width:86%;transform:translate(-32px,0)}.hero-mascot{right:-25px;bottom:32px;width:180px;height:205px}.hero-mascot>img{width:205px;height:205px}.mascot-hello{right:24px;top:-6px;font-size:8px;padding:6px 8px}.mascot-name{font-size:8px;padding:4px 8px}.demo-intro{gap:1px;max-width:100%}.demo-intro>img{width:85px;height:85px;flex-basis:85px;margin-left:-15px}.demo-intro .section-intro{font-size:11px}.demo-intro .section-intro br{display:block}.mini-guide{right:12px;bottom:12px}.mini-guide-toggle{height:43px;padding-right:11px;gap:3px}.mini-guide-toggle>img{width:44px;height:55px}.mini-guide-toggle>span{font-size:10px}.mini-guide-panel{width:245px}}
@media(max-width:370px){.hero-mascot{width:155px;right:-21px;height:180px;bottom:24px}.hero-mascot>img{width:180px;height:180px}.mascot-hello{font-size:7px;right:14px;top:-5px}.product-stage > img{transform:translate(-23px,0)}}