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28px)}.top{height:58px}.brand small{display:none}.top nav{gap:15px}.top nav .secondary{display:none}.intro{padding:27px 0 19px}.intro h1{font-size:26px;letter-spacing:-1px}.intro p{font-size:11px}.intro-note{display:none}.studio-bar{padding:0 8px;height:52px;gap:5px}.tabs{gap:0;overflow:auto;min-width:0}.tabs button{padding:8px 9px;font-size:11px}.expand{padding:9px 10px;font-size:11px}.expand svg{display:none}.viewport{height:570px}.note{font-size:10px;gap:12px}.note span{max-width:75%}.content{margin:65px auto 0}.section{padding:35px 0}.features{grid-template-columns:1fr;gap:25px}.steps,.faq{grid-template-columns:1fr 1fr}.section h2{font-size:23px}.end{gap:20px;align-items:flex-start}.end a{white-space:nowrap;font-size:12px}.footer{font-size:10px;gap:12px}.mobile-tip{display:block;color:#93959e;font-size:10px;margin:0 0 8px}.fullscreen .mobile-tip{display:none}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
.top .download,.studio-download{background:#6652e8;color:#fff;border:1px solid #6652e8;font-weight:650;box-shadow:0 3px 10px #6652e824}.top .download{padding:10px 18px;font-size:13px}.top nav .download:hover,.studio-download:hover{background:#5341ce;color:#fff}.studio-actions{display:flex;align-items:center;gap:10px}.studio-download{border-radius:7px;padding:10px 17px;font-size:12px;white-space:nowrap}.expand{background:#f1f1f6;color:#444550;border:1px solid #e2e2eb}.expand:hover{background:#e7e5f5}.demo-notice{display:flex;align-items:center;gap:12px;padding:10px 18px;background:#f0edff;color:#706781;font-size:12px;border-bottom:1px solid #e2dcfa;flex-shrink:0}.demo-notice strong{color:#6549ce;white-space:nowrap}.demo-notice a{margin-left:auto;color:#6549ce;white-space:nowrap;font-weight:600}.fullscreen .studio-download{padding:10px 22px;font-size:14px}.fullscreen .demo-notice{font-size:13px;padding:12px 20px}.fullscreen .studio-bar{height:64px}.viewport{height:clamp(580px,calc(100svh - 330px),820px)}@media(max-width:800px){.top .download{font-size:11px;padding:8px}.studio-bar{flex-wrap:wrap;height:auto;padding:8px;gap:8px}.studio-actions{margin-left:auto}.studio-download{font-size:11px;padding:8px}.demo-notice{padding:9px;font-size:10px;gap:7px}.demo-notice a{display:none}.fullscreen .studio-bar{height:auto}.fullscreen .demo-notice{font-size:11px;padding:9px}.fullscreen .studio-download{font-size:11px;padding:8px}.viewport{height:570px}}
@media(max-width:600px){.intro h1{font-size:26px}.intro p{max-width:330px;line-height:1.8}.tabs{width:100%;justify-content:space-between}.tabs button{flex:1}.studio-actions{width:100%;justify-content:space-between}.studio-download{flex:1;text-align:center}.top .brand{font-size:18px}.top .download{font-size:10px}.steps,.faq{grid-template-columns:1fr}.note>a{display:none}.end{flex-direction:column}.footer{flex-direction:column}.viewport{height:650px}}
/* Product information: quiet blue-violet accents, spacious feature cards. */
.content{max-width:1200px;margin-top:100px}.content .section{padding:76px 0}.section-label{color:#7564ca;font-size:11px;letter-spacing:2px;font-weight:600}.content .section h2{font-size:36px;line-height:1.35;letter-spacing:-1px}.content #about{text-align:center;border-top:0;background:radial-gradient(ellipse at 50% 0,#e9edff80,transparent 65%);border-radius:28px}.content #about>p{margin:0 auto;max-width:750px;font-size:14px;line-height:2;color:#7e8698}.features{gap:22px;margin-top:42px;text-align:left}.features article{position:relative;border:1px solid #e0e5f4;border-radius:20px;background:linear-gradient(155deg,#fff 65%,#f1f5ff);padding:36px 30px;box-shadow:0 12px 35px #3d4b8e06;transition:transform .2s,box-shadow .2s}.features article:hover{transform:translateY(-4px);box-shadow:0 16px 40px #5368b912}.feature-art{width:72px;height:72px;border-radius:21px;display:grid;place-items:center;margin-bottom:29px;background:linear-gradient(145deg,#ecf7ff,#dfe8ff);color:#4283f7;box-shadow:inset 0 0 0 1px #ffffff,0 9px 20px #6292ed13}.feature-art svg{width:36px;height:36px}.art-2{color:#8b65eb;background:linear-gradient(145deg,#f5efff,#e9e1ff)}.art-3{color:#26a9b3;background:linear-gradient(145deg,#edfcfc,#daf3f2)}.features h3{font-size:20px;color:#233353;letter-spacing:-.5px}.features p{font-size:13px;color:#8791a5;line-height:1.95}.steps{gap:18px;counter-reset:workflow}.steps li{padding:25px 22px;background:#fff;border:1px solid #e7eaf3;border-radius:14px;position:relative}.steps li:not(:last-child):after{content:'→';position:absolute;right:-16px;top:42px;color:#9899cf;z-index:1;background:#fafafa;padding:0 3px}.steps b{font-size:12px;color:#7d70ce;margin-bottom:20px}.steps strong{font-size:17px;color:#34415d}.steps p{font-size:13px}.content #faq{display:grid;grid-template-columns:.7fr 1.3fr;column-gap:70px}.content #faq .section-label{grid-column:1;margin-bottom:14px}.content #faq h2{grid-column:1;font-size:30px}.content #faq .faq{grid-column:2;grid-row:1 / 4;display:block}.faq details{background:#fff;border:1px solid #e6e9f1;border-radius:11px;padding:19px 21px;margin-bottom:10px}.faq summary{font-size:14px;color:#44516d}.faq p{color:#7c879b;font-size:13px}.content .end{border:1px solid #e4e8fb;border-radius:24px;padding:52px 56px;margin:20px 0 66px;background:radial-gradient(ellipse at 95% 5%,#d7e9ff 0,transparent 62%),linear-gradient(120deg,#f0f6ff,#eeeaff);gap:25px}.end-tag{font-size:10px;color:#8b83b5;letter-spacing:2px;display:block;margin-bottom:20px}.end h2{color:#283458}.end p{color:#7c84a0;font-size:13px}.end a{border:0;color:white;background:linear-gradient(110deg,#397cf6,#7152ed);padding:16px 26px;border-radius:10px;font-weight:600;white-space:nowrap;box-shadow:0 7px 20px #7365d42a}.footer{padding-bottom:30px}@media(max-width:800px){.content{margin-top:60px}.content .section{padding:42px 0}.content .section h2{font-size:27px}.content #about>p{font-size:13px;text-align:left;padding:0 6px}.features{grid-template-columns:1fr;gap:14px;margin-top:26px}.features article{padding:25px}.feature-art{width:56px;height:56px;border-radius:16px;margin-bottom:20px}.feature-art svg{width:29px;height:29px}.features h3{font-size:19px}.steps{grid-template-columns:1fr 1fr;gap:12px}.steps li{padding:20px 16px}.steps li:after{display:none}.content #faq{display:block}.content #faq h2{font-size:26px}.faq summary{font-size:13px}.content .end{padding:32px 26px;margin:10px 0 35px}.end a{padding:14px 18px;font-size:13px}.end h2{font-size:29px!important}}@media(prefers-reduced-motion:reduce){.features article{transition:none}.features article:hover{transform:none}}
@media(max-width:800px){
.studio-bar .tabs,.studio-download,.demo-notice,.note{display:none!important}
.studio-bar{height:48px!important;min-height:48px!important;padding:6px 10px!important;justify-content:flex-end!important}.studio-actions{width:100%;justify-content:flex-end!important}.expand{padding:7px 13px!important;min-height:34px!important}.studio-bar:before{content:'在线体验 · ROI 可直接测算';font-size:11px;color:#7e8192;white-space:nowrap}
.intro{padding:22px 0 18px!important}.top nav{gap:10px!important}.top .download{font-size:10px!important;padding:8px!important}.top .brand{font-size:17px}.viewport{height:76svh!important;min-height:520px}.fullscreen .viewport{height:auto!important;min-height:0}.fullscreen .studio-bar{flex:0 0 48px}
}
@media(max-width:800px){.studio-bar{flex-direction:row!important;flex-wrap:nowrap!important;align-items:center!important;justify-content:space-between!important}.studio-actions{width:auto!important;flex:0 0 auto}.studio-bar:before{font-size:10px}.expand{font-size:11px!important}}
@media(max-width:800px){body.mobile-roi .intro{padding:12px 0!important}body.mobile-roi .intro h1{font-size:23px!important;letter-spacing:-.8px}body.mobile-roi .intro p{display:none}body.mobile-roi .viewport{height:510px!important;min-height:0!important}body.mobile-roi.fullscreen .viewport{height:auto!important}body.mobile-roi .studio-bar{height:38px!important;min-height:38px!important}body.mobile-roi.fullscreen .studio-bar{flex-basis:38px}.studio-bar:before{content:'免费在线测算 · 无需下载'}}
@media(max-width:800px){body.mobile-roi .intro{display:none}body.mobile-roi .studio{margin-top:8px}body.mobile-roi .viewport{height:560px!important}body.mobile-roi.fullscreen .viewport{height:auto!important}body.mobile-roi.fullscreen .studio{margin-top:0}}
@media(max-width:800px){.top nav>a[href="/learn/"]{display:inline-flex!important;align-items:center;background:#eeebff;border:1px solid #cfc5ff;color:#6149d1;font-weight:700;padding:9px 11px;border-radius:8px;font-size:12px;white-space:nowrap}.top nav>a[href="/learn/"]:before{content:'▶';font-size:10px;margin-right:5px}.top nav{gap:6px!important}.top .download{max-width:110px;text-align:center;font-size:9px!important}.studio-bar:before{content:'在线体验 · 无需注册'}.mobile-roi .studio-bar:before{content:'免费 ROI 测算 · 无需下载'}.intro{display:none}.studio{margin-top:8px}}
/* Prominent tutorial entry on desktop, also available in fullscreen. */
.desktop-lessons{display:none}
@media(min-width:801px){
.top nav>a[href="/learn/"],.desktop-lessons{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:42px;padding:10px 18px;border:1px solid #bcb0f5;border-radius:8px;background:#eeeaff;color:#5940cb;font-size:14px;font-weight:700;white-space:nowrap;box-shadow:0 3px 12px #6652e816}
.top nav>a[href="/learn/"]:before{content:'▶';font-size:12px}.top nav>a[href="/learn/"]:hover,.desktop-lessons:hover{background:#e2dcff;border-color:#8872e7;color:#4931b4}.desktop-lessons{min-height:38px;padding:8px 14px;font-size:13px}.top nav{gap:20px}
}