:root{color-scheme:light;--ink:#1e122d;--muted:#6d6279;--line:#e8dff0;--violet:#6d28d9;--violet-2:#8b3ff0;--paper:#fff;--soft:#f8f5fc;--dark:#170c23;--radius:24px;font-family:Inter,-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Arial,sans-serif}
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@media(max-width:1100px){.tutorial-hero{grid-template-columns:1fr;min-height:0}.hero-map{max-width:760px}.tutorial-video-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.guide-layout{grid-template-columns:235px minmax(0,1fr)}.function-grid{grid-template-columns:1fr}footer{grid-template-columns:auto 1fr}footer nav{grid-column:1/-1}}
@media(max-width:820px){html{scroll-padding-top:76px}.tutorial-topbar{min-height:66px;padding:9px 16px}.tutorial-topbar nav{gap:6px}.language-field>span,.top-link:not(.primary){display:none}.top-link{padding:0 12px}.tutorial-brand{font-size:19px}.tutorial-brand>span{font-size:31px}main{width:min(100% - 24px,1420px)}.tutorial-hero{gap:30px;margin-top:12px;padding:40px 24px;border-radius:25px}.tutorial-hero h1{font-size:clamp(38px,11vw,60px)}.hero-map li{padding:11px}.section-heading{display:grid}.video-library,.guide-shell{margin-top:50px}.guide-search{min-width:0;width:100%}.guide-layout{display:block}.guide-index{position:relative;top:auto;max-height:none;margin-bottom:17px;overflow:hidden}.guide-index nav{display:flex;overflow:auto;padding-bottom:4px;scrollbar-width:thin}.guide-index a{flex:0 0 auto}.chapter-head{padding:19px}.chapter-body{padding:19px}.help-strip{display:grid;margin:50px 0}.help-strip a{text-align:center}footer{grid-template-columns:1fr;padding:28px 20px}}
@media(max-width:600px){.tutorial-topbar .top-link.primary{font-size:0}.tutorial-topbar .top-link.primary:after{content:"Apri";font-size:13px}.language-field{padding-left:6px}.language-field select{max-width:112px}.tutorial-video-grid{grid-template-columns:1fr}.hero-actions{display:grid}.hero-button{width:100%}.hero-facts{display:grid;grid-template-columns:repeat(3,1fr)}.hero-facts li{min-width:0;padding:10px}.hero-facts b{font-size:14px}.hero-facts span{font-size:9px}.chapter-head{grid-template-columns:46px 1fr;gap:12px}.chapter-number{width:44px;height:44px}.chapter-head h3{font-size:21px}.function-card{grid-template-columns:32px 1fr;padding:12px}.function-card>span{width:31px;height:31px}.help-strip{border-radius:22px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.spinner{animation:none}}