:root{--ink:#17233b;--muted:#607086;--line:#dfe7f0;--blue:#5667f4;--teal:#34c7bd;--paper:#f7f9fc;--navy:#081527;--radius:24px}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:86px}
body{margin:0;font-family:"Microsoft YaHei","PingFang SC","Noto Sans CJK SC",system-ui,sans-serif;color:var(--ink);background:#fff;-webkit-font-smoothing:antialiased}
button,a{font:inherit}
button{cursor:pointer}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.shell{width:min(1240px,calc(100% - 48px));margin-inline:auto}
.skip-link{position:absolute;z-index:99;top:-60px;left:12px;padding:12px 18px;background:#fff;color:#111;border-radius:10px}
.skip-link:focus{top:12px}
:focus-visible{outline:3px solid #4a8df5;outline-offset:4px}
.site-header{position:sticky;top:0;z-index:30;background:rgba(8,21,39,.93);backdrop-filter:blur(16px);border-bottom:1px solid rgba(255,255,255,.11)}
.header-inner{min-height:78px;display:flex;align-items:center;gap:36px}
.brand{display:inline-flex;align-items:center;gap:11px;color:#fff;white-space:nowrap}
.brand img{border-radius:12px;box-shadow:0 4px 16px rgba(44,222,212,.15)}
.brand span{display:flex;flex-direction:column;font-size:21px;font-weight:800;line-height:1.08;letter-spacing:-.03em}
.brand small{font-size:9px;font-weight:500;letter-spacing:.08em;color:#9bb3ce;margin-top:6px}
.main-nav{display:flex;align-items:center;gap:28px;margin-left:auto}
.main-nav a{font-size:13px;color:#b7c4d6;transition:color .2s}
.main-nav a:hover,.main-nav a:focus-visible{color:#fff}
.header-cta{display:inline-flex;align-items:center;gap:13px;white-space:nowrap;border:1px solid rgba(146,204,241,.34);color:#e5f4ff;font-size:13px;font-weight:700;padding:12px 17px;border-radius:12px;transition:background .2s,transform .2s}
.header-cta:hover{background:rgba(90,121,216,.2);transform:translateY(-2px)}
.menu-toggle{display:none}
.hero{position:relative;overflow:hidden;color:#fff;background:radial-gradient(circle at 78% 40%,#123859 0%,#0d2541 30%,#081527 66%);padding:88px 0 0}
.hero-glow{position:absolute;border-radius:50%;pointer-events:none;filter:blur(4px)}
.hero-glow-one{width:450px;height:450px;right:6%;top:7%;background:radial-gradient(circle,#256fc34d,transparent 70%)}
.hero-glow-two{width:420px;height:420px;left:-15%;bottom:-34%;background:radial-gradient(circle,#23c7bd34,transparent 70%)}
.hero-grid{position:relative;display:grid;grid-template-columns:45% 55%;align-items:center;gap:20px;min-height:548px}
.hero-copy{position:relative;z-index:2;padding:0 0 72px}
.eyebrow{display:inline-flex;align-items:center;gap:10px;color:#9ed6db;background:rgba(49,172,183,.12);border:1px solid rgba(70,203,214,.22);padding:9px 13px;border-radius:100px;font-size:12px;font-weight:700;letter-spacing:.1em}
.eyebrow-dot{width:7px;height:7px;background:#55e4d7;border-radius:50%;box-shadow:0 0 0 4px rgba(85,228,215,.1)}
.hero h1{font-size:clamp(46px,5.1vw,72px);line-height:1.22;letter-spacing:-.05em;margin:26px 0 25px;font-weight:850}
.hero h1 em{font-style:normal;background:linear-gradient(100deg,#83ebdd,#7fbaff 76%);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero-lead{max-width:530px;font-size:17px;line-height:1.95;color:#b9cce1;margin:0}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin:33px 0 25px}
.button{display:inline-flex;align-items:center;justify-content:center;gap:24px;min-height:50px;padding:0 24px;border-radius:13px;font-size:14px;font-weight:800;transition:transform .2s,box-shadow .2s,background .2s}
.button:hover{transform:translateY(-3px)}
.button-primary{color:#071928;background:linear-gradient(120deg,#83f0df,#75bfff);box-shadow:0 13px 36px rgba(53,168,207,.22)}
.button-primary:hover{box-shadow:0 16px 40px rgba(53,168,207,.36)}
.button-ghost{color:#e9f5ff;border:1px solid #54718f;background:rgba(255,255,255,.04)}
.button-ghost:hover{background:rgba(255,255,255,.1)}
.hero-note{font-size:12px;color:#819ab5;letter-spacing:.025em}
.hero-showcase{position:relative;margin-left:25px;transform:rotate(-2deg);transform-origin:center}
.screen-frame{border:1px solid rgba(184,225,255,.28);border-radius:21px;overflow:hidden;background:#f8f9fd;box-shadow:0 38px 90px #010a1d88,0 0 0 9px rgba(255,255,255,.045)}
.screen-top{height:38px;display:flex;align-items:center;gap:7px;padding:0 15px;background:#e6ebf2;border-bottom:1px solid #d8dee8}
.screen-top span{width:7px;height:7px;border-radius:50%;background:#b5bfd0}
.screen-top span:first-child{background:#ec9c9a}.screen-top span:nth-child(2){background:#eccb87}.screen-top span:nth-child(3){background:#92cfac}
.screen-top strong{margin-left:auto;font-size:10px;letter-spacing:.06em;color:#69778d}
.screen-frame img{width:100%;aspect-ratio:16/10;object-fit:cover;object-position:top left}
.floating-tag{position:absolute;display:flex;align-items:center;gap:10px;padding:12px 16px;background:#fff;color:#16304d;border-radius:13px;box-shadow:0 15px 40px #06172b44;font-size:12px;font-weight:800;transform:rotate(2deg)}
.floating-tag small{display:block;font-size:10px;font-weight:500;color:#77879d;margin-top:3px}
.tag-one{left:-42px;bottom:65px}.tag-one i{width:19px;height:19px;border-radius:6px;background:linear-gradient(135deg,#5de4c9,#5fa8ff)}
.tag-two{right:-10px;top:67px}.tag-two b{color:#3a79dd;font-size:22px}
.hero-proof{position:relative;border-top:1px solid rgba(166,204,232,.14);min-height:75px;display:flex;align-items:center;justify-content:space-between;gap:12px;color:#a8bfd3;font-size:12px;letter-spacing:.08em}
.hero-proof i{width:3px;height:3px;background:#5d809e;border-radius:50%}
.section{padding:112px 0}
.section-kicker{color:#4f69cf;font-weight:800;letter-spacing:.16em;font-size:11px;margin:0 0 17px;text-transform:uppercase}
h2,h3,h4,p{overflow-wrap:break-word}
h2{font-size:clamp(32px,3.5vw,49px);line-height:1.28;letter-spacing:-.045em;margin:0;font-weight:850}
.why-section{background:#fff}
.why-grid{display:grid;grid-template-columns:1fr 1fr;gap:100px;align-items:start}
.why-copy{padding-top:24px;border-left:2px solid #d7e2f5;padding-left:42px}
.why-copy p{font-size:16px;line-height:2;color:#53647b;margin:0 0 20px}
.text-link{display:inline-flex;gap:13px;align-items:center;margin-top:12px;font-size:14px;font-weight:800;color:#405bdc;border-bottom:1px solid #97abea;padding-bottom:6px}
.text-link:hover{color:#223ebb}
.features-section{background:#f6f8fc}
.section-heading{display:flex;align-items:end;justify-content:space-between;gap:70px;margin-bottom:43px}
.section-heading>p{font-size:15px;line-height:1.9;color:#687991;max-width:320px;margin:0 0 4px}
.feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:17px}
.feature-card{background:#fff;border:1px solid #e9edf4;border-radius:22px;padding:29px 28px 27px;min-height:285px;box-shadow:0 10px 28px #24395b08;transition:transform .25s,box-shadow .25s}
.feature-card:hover{transform:translateY(-5px);box-shadow:0 18px 38px #24395b13}
.feature-card-wide{grid-column:span 3;min-height:240px;background:linear-gradient(120deg,#eef3ff,#fff 62%);position:relative}
.feature-icon{width:43px;height:43px;display:grid;place-items:center;border-radius:11px;font-size:13px;font-weight:900;margin-bottom:23px}
.icon-blue{background:#dbe6ff;color:#3459dc}.icon-teal{background:#d9f7f1;color:#0d9b87}.icon-violet{background:#ede5ff;color:#784ec9}.icon-gold{background:#fff1d9;color:#b26d08}
.feature-card h3{font-size:22px;letter-spacing:-.025em;margin:0 0 14px}
.feature-card p{font-size:14px;line-height:1.95;color:#69788c;margin:0}
.feature-card-wide p{max-width:740px}
.feature-detail{display:flex;gap:8px;flex-wrap:wrap;margin-top:19px}
.feature-detail span{padding:6px 10px;background:#dfe8fc;color:#4560c2;border-radius:7px;font-size:11px;font-weight:700}
.process-section{padding:105px 0;background:#fff}
.section-heading.compact{margin-bottom:50px}
.process-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:0;list-style:none;padding:12px;margin:0;border:1px solid #e2eaf5;border-radius:24px;background:linear-gradient(120deg,#f8faff,#eef3fc);box-shadow:0 18px 44px #2947770a}
.process-grid li{position:relative;padding:30px 23px;min-width:0}
.process-grid li+li{border-left:1px solid #dce5f2}
.process-grid span{color:#92a9de;font-size:36px;line-height:1;font-weight:800;letter-spacing:-.08em}
.process-grid h3{font-size:20px;margin:22px 0 9px}.process-grid p{font-size:13px;color:#718199;line-height:1.7;margin:0}
.architecture-section{background:#0b1c31;color:#fff;position:relative;overflow:hidden}
.architecture-section:before{content:"";position:absolute;width:600px;height:600px;right:-190px;top:-250px;border-radius:50%;background:radial-gradient(circle,#2d6b9a38,transparent 65%)}
.architecture-section .shell{position:relative}
.section-heading.light .section-kicker{color:#69d6d1}.section-heading.light>p{color:#a8bad1;max-width:360px}
.architecture-image-wrap{background:#f7f9fd;border:1px solid rgba(255,255,255,.18);border-radius:22px;padding:10px;box-shadow:0 24px 60px #0004}
.architecture-image-wrap img{width:100%;border-radius:15px}
.architecture-points{display:grid;grid-template-columns:repeat(3,1fr);gap:25px;margin-top:32px}
.architecture-points article{display:flex;flex-direction:column;gap:8px;border-top:1px solid #3d5877;padding-top:17px}
.architecture-points strong{font-size:15px;color:#eff8ff}.architecture-points span{color:#a3b8d0;line-height:1.8;font-size:13px}
.architecture-note{margin:29px 0 0;color:#879eb7;font-size:12px}
.demo-section{background:#f7f9fc}
.case-grid{display:grid;grid-template-columns:1.65fr 1fr;gap:20px}
.case-card{border-radius:24px;padding:34px;background:#fff;border:1px solid #e4eaf2;box-shadow:0 10px 28px #233e6408;min-height:350px;display:flex;flex-direction:column;align-items:flex-start}
.case-main{background:linear-gradient(135deg,#fff,#edf3ff 85%)}
.case-label{font-size:11px;color:#4964d0;letter-spacing:.12em;font-weight:850;text-transform:uppercase;margin:0 0 17px}
.case-card h3{font-size:27px;line-height:1.4;letter-spacing:-.03em;margin:0 0 14px}
.case-card>p:not(.case-label){color:#5e6e85;font-size:14px;line-height:1.85;margin:0 0 12px}
.case-question{font-size:15px!important;color:#3e4c61!important;font-weight:700}
.answer-chip{border-radius:9px;background:#d7f6ef;color:#078d76;padding:8px 12px;font-size:13px;font-weight:900;margin:5px 0 17px}
.case-foot{margin-top:auto;color:#8290a4;font-size:11px}
.case-small{background:#102740;border-color:#20456b;color:#fff}
.case-small .case-label{color:#72e2d6}.case-small>p:not(.case-label){color:#afc3d8}
.mini-flow{margin-top:auto;font-size:12px;color:#a9e9e4}.mini-flow b{padding:0 5px;color:#69a4ca}
.gallery-head{display:flex;align-items:baseline;justify-content:space-between;gap:24px;margin:70px 0 21px}
.gallery-head h3{font-size:25px;margin:0}.gallery-head p{color:#7b889b;font-size:12px;margin:0}
.gallery{background:#fff;border-radius:24px;border:1px solid #e2eaf3;box-shadow:0 16px 44px #1e385514;overflow:hidden}
.gallery-tabs{display:flex;gap:4px;padding:13px 17px;border-bottom:1px solid #e7edf5;overflow-x:auto}
.gallery-tabs button{background:transparent;border:0;padding:11px 16px;border-radius:9px;color:#697a91;font-size:13px;white-space:nowrap}
.gallery-tabs button[aria-selected="true"]{background:#e9efff;color:#3654c8;font-weight:800}
.gallery-tabs button:hover{color:#2f4fb7;background:#f0f3fb}
.gallery-layout{display:grid;grid-template-columns:minmax(0,2fr) minmax(230px,.68fr)}
.gallery-viewport{padding:25px;background:#f2f5fa;min-height:400px}
.gallery-panel{border-radius:12px;overflow:hidden;background:#e3e9f2;box-shadow:0 14px 28px #1b36591c;height:420px}
.gallery-panel[hidden]{display:none}.gallery-panel img{width:100%;height:100%;object-fit:cover;object-position:top left}
.gallery-panel-tall img{object-position:top center}
.gallery-aside{padding:33px;display:flex;flex-direction:column}
.gallery-index{color:#3d68d8;font-size:12px;letter-spacing:.12em;font-weight:900}
.gallery-aside h4{font-size:25px;line-height:1.36;margin:24px 0 13px}.gallery-aside p{font-size:14px;line-height:1.9;color:#65758c;margin:0}
.gallery-next{margin-top:auto;padding:0;border:0;background:none;color:#375ad0;align-self:flex-start;font-size:13px;font-weight:800}
.gallery-next:hover{text-decoration:underline}
.start-section{background:#fff}
.start-grid{display:grid;grid-template-columns:.85fr 1.15fr;gap:100px}
.start-lead{line-height:1.9;color:#718197;font-size:14px;max-width:360px}
.start-steps{margin:0;padding:0;list-style:none;border-top:1px solid #dde7f1}
.start-steps li{display:flex;gap:24px;border-bottom:1px solid #dde7f1;padding:27px 0}
.start-steps li>span{width:37px;height:37px;flex:none;display:grid;place-items:center;background:#eaf0ff;border-radius:10px;color:#4462d4;font-size:14px;font-weight:900}
.start-steps h3{font-size:19px;margin:0 0 8px}.start-steps p{font-size:13px;line-height:1.8;color:#718096;margin:0}
.download-section{background:#f7f9fc;padding-top:24px}
.download-card{background:linear-gradient(115deg,#0d2947,#0b1b32);border-radius:28px;padding:54px 60px;display:flex;align-items:center;justify-content:space-between;gap:50px;color:#fff;box-shadow:0 25px 55px #122a491f}
.download-card .section-kicker{color:#7ce0d2}.download-card h2{font-size:34px}.download-card p{font-size:14px;color:#b8c9db;line-height:1.9;max-width:620px}
.download-action{display:flex;flex-direction:column;gap:13px;align-items:center;flex:none}.download-action small{color:#86a2bb;font-size:11px}
.faq-section{background:#f7f9fc;padding-top:30px}.faq-grid{display:grid;grid-template-columns:.7fr 1.3fr;gap:65px}
.faq-list{border-top:1px solid #dce6f0}.faq-list details{border-bottom:1px solid #dce6f0;padding:22px 0}.faq-list summary{font-size:16px;font-weight:800;cursor:pointer;list-style:none;position:relative;padding-right:36px}.faq-list summary::-webkit-details-marker{display:none}.faq-list summary:after{content:"+";position:absolute;right:4px;top:-4px;font-size:23px;color:#5570d5}.faq-list details[open] summary:after{content:"−"}.faq-list p{font-size:13px;color:#6c7c92;line-height:1.8;margin:14px 26px 0 0}
.site-footer{background:#081527;color:#fff;padding:60px 0 20px}.footer-grid{display:grid;grid-template-columns:1.4fr 1fr .7fr;gap:60px}.footer-grid>div>p{font-size:13px;color:#879ab0;margin-top:20px}.footer-links{display:grid;grid-template-columns:repeat(2,1fr);align-content:start;gap:15px}.footer-links a{font-size:13px;color:#a5b7ca}.footer-links a:hover{color:#fff}.footer-authors{display:flex;flex-direction:column;gap:9px}.footer-authors span{font-size:12px;color:#8399af;margin-bottom:5px}.footer-authors strong{font-size:13px;font-weight:600}.footer-bottom{border-top:1px solid #1b344d;margin-top:65px;padding-top:19px;display:flex;justify-content:space-between;gap:15px;font-size:11px;color:#70869e}
/* Keep the template's illustration-led hero and alternating stories around the real captures. */
.hero{isolation:isolate;overflow:hidden;background:#fff;padding:0;color:#fff}
.hero::before{content:"";position:absolute;inset:0 0 auto;height:640px;background:#101e30;z-index:-2}
.hero::after{content:"";position:absolute;inset:0 0 auto;height:640px;background:url("../img/art.png") center top/cover no-repeat;z-index:-1;pointer-events:none}
.hero-grid{display:flex;flex-direction:column;gap:0;min-height:0;text-align:center;padding-top:78px}
.hero-copy{padding:0;display:flex;flex-direction:column;align-items:center}
.hero h1{margin:0;font-size:clamp(56px,7vw,84px);line-height:1.14;letter-spacing:-.045em;font-weight:800}
.hero-lead{max-width:700px;margin:24px auto 0;color:#8fa8df;font-size:clamp(18px,2vw,27px);line-height:1.45;letter-spacing:.015em}
.hero-actions{justify-content:center;gap:24px;margin:60px 0 0}
.hero-actions .button{min-width:205px;min-height:58px;font-size:15px}
.hero-showcase{width:min(94%,1160px);aspect-ratio:1923/1260;margin:70px auto 0;transform:none;overflow:hidden;border:1px solid #dbe4ef;border-radius:22px;box-shadow:0 24px 45px #0a1e3333}
.hero-showcase img{width:100%;height:100%;object-fit:cover;object-position:center bottom}
.hero-proof{margin-top:41px;border-top:1px solid #e9eef5;color:#61738c}
.hero-proof i{background:#a8bad1}
.features-section{background:#fff;padding-top:72px}
.features-section .shell{width:min(1360px,calc(100% - 48px))}
.features-section .section-heading{display:block;text-align:center;margin-bottom:58px}
.features-section .section-heading>p{max-width:none;margin:14px auto 0}
.feature-stories{display:flex;flex-direction:column;gap:53px}
.feature-story{display:grid;grid-template-columns:minmax(0,.62fr) minmax(0,1.38fr);align-items:center;gap:3%;min-height:320px}
.feature-story-reverse{grid-template-columns:minmax(0,1.38fr) minmax(0,.62fr)}
.feature-story-reverse .feature-story-copy{order:2}
.feature-story-reverse .feature-story-art{order:1}
.feature-story-copy{max-width:485px}
.story-number{display:block;color:#5274ca;font-size:12px;font-weight:850;letter-spacing:.14em;margin-bottom:17px}
.feature-story h3,.feature-extension h3{font-size:clamp(24px,2.5vw,35px);line-height:1.38;letter-spacing:-.035em;margin:0 0 15px}
.feature-story p,.feature-extension p{font-size:15px;line-height:2;color:#63728a;margin:0}
.feature-story-art{position:relative;display:grid;place-items:center;width:100%;max-width:870px;min-height:360px;justify-self:center;padding:26px 0;isolation:isolate}
.feature-story-art::before{content:"";position:absolute;z-index:-1;width:72%;aspect-ratio:1;left:-3%;top:-8%;border-radius:50%;background:radial-gradient(circle at 35% 40%,#91c0f2aa,#e7f1fb77 68%,transparent 69%)}
.feature-story-art::after{content:"";position:absolute;z-index:-1;width:48%;aspect-ratio:1;right:-3%;bottom:-14%;border-radius:50%;background:radial-gradient(circle,#a7eee780,transparent 72%)}
.feature-story-art-two::before{left:auto;right:-2%;top:-12%}
.feature-story-art-two::after{right:auto;left:-4%}
.feature-story-shot{position:relative;width:100%;height:auto;max-height:550px;object-fit:contain;border:1px solid #e0e8f2;border-radius:16px;background:#fff;box-shadow:0 22px 48px #1a385927}
.architecture-points{gap:34px;margin-top:44px}
.architecture-points article{padding-top:28px;gap:13px}
.architecture-points article img{width:44px;height:44px;object-fit:contain;margin-bottom:8px}
.architecture-points strong{font-size:19px}
.architecture-points span{font-size:14px;max-width:320px}
.architecture-cta{display:flex;width:max-content;margin:38px auto 0}
.gallery-panel{overflow:auto;height:min(600px,65vh)}
.gallery-panel img{width:100%;height:auto;object-fit:contain}
.gallery-panel[data-panel="home"] img{aspect-ratio:1923/1260;object-fit:cover;object-position:center bottom}
.download-section{background:#f7f9fc;padding:35px 0 95px}
.download-card{position:relative;isolation:isolate;overflow:hidden;background:#2f7ee5;border-radius:3px;box-shadow:0 24px 48px #071b3440}
.download-card::before{content:"";position:absolute;inset:0;background:radial-gradient(ellipse 70% 90% at 22% -34%,#83b9ff55 0 69%,transparent 70%),radial-gradient(ellipse 83% 110% at 100% 145%,#0b5bbb73 0 68%,transparent 69%);z-index:-1}
.download-card .section-kicker{color:#d8ecff}.download-card p{color:#e3efff}.download-action small{color:#d7e9ff}
.site-footer{position:relative;background:#081527;min-height:0;padding-top:75px}
.footer-grid{grid-template-columns:1.3fr 1fr .7fr .7fr;gap:42px}
.footer-project{display:flex;flex-direction:column;align-items:flex-start;gap:13px}
.footer-project>span{font-size:12px;color:#8399af}
.footer-github{display:inline-flex;align-items:center;gap:9px;color:#a9c5e4;font-size:13px;font-weight:700;border-bottom:1px solid #476584;padding-bottom:5px;transition:color .2s,border-color .2s}
.footer-github svg{flex:none}
.footer-github:hover,.footer-github:focus-visible{color:#fff;border-color:#fff}
.faq-section{background:#f7f9fc;padding:90px 0 45px}
.faq-intro{max-width:330px;margin:21px 0 0;color:#73839a;font-size:14px;line-height:1.8}
.feature-extension{position:relative;overflow:hidden;padding:38px 44px;border-radius:23px;background:#eef5ff;margin-top:5px}
.feature-extension::after{content:"";position:absolute;width:300px;height:300px;border-radius:50%;right:-90px;top:-120px;background:radial-gradient(circle,#36d9d44d,transparent 70%);pointer-events:none}
.feature-extension p{max-width:780px}
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@media(max-width:1100px){.hero h1{font-size:clamp(46px,6vw,72px)}}
@media(max-width:800px){.hero{padding-top:0}.hero-grid{padding-top:55px}.hero-showcase{width:min(100%,680px);margin:30px auto 0}.hero-proof{margin-top:36px}.features-section{padding-top:55px}.hero h1{font-size:clamp(43px,9vw,62px)}}
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@media(max-width:520px){.process-grid li{padding:24px 20px}.process-grid li+li{border-left:0;border-top:1px solid #dce5f2}.process-grid li:nth-child(3){border-top:1px solid #dce5f2}.feature-story-art{padding:15px 0}.feature-story-shot{border-radius:10px}.faq-section{padding-top:65px}.download-section{padding-bottom:68px}}
@media(max-width:800px){.footer-links{grid-column:span 2}}
@media(max-width:520px){.footer-links{grid-column:auto}}
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