.learn-page{max-width:1180px;margin:auto;padding:48px 26px}.learn-head{max-width:760px;margin-bottom:34px}.learn-head small{color:var(--accent);letter-spacing:1.7px}.learn-head h1{font-size:clamp(44px,7vw,78px);line-height:.98;letter-spacing:-3px;margin:12px 0 18px}.learn-head p{color:#a5b09f;font-size:17px;line-height:1.6}.learn-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.learn-grid article{min-height:330px;padding:25px;border:1px solid #2d3929;border-radius:18px;background:linear-gradient(145deg,#11180f,#080b08);display:flex;flex-direction:column}.learn-grid span{color:var(--accent);font-size:11px;letter-spacing:1.5px}.learn-grid h2{font-size:25px;line-height:1.08;margin:45px 0 16px}.learn-grid p{color:#a7b2a2;line-height:1.65;margin:0 0 24px}.learn-grid .btn{margin-top:auto;text-align:center}@media(max-width:800px){.learn-grid{grid-template-columns:1fr}.learn-grid article{min-height:250px}.learn-grid h2{margin-top:25px}}@media(max-width:600px){.learn-page{padding:32px 14px}.learn-head h1{letter-spacing:-2px}}
.lt-section{margin-bottom:42px}.lt-heading h2{font-size:clamp(26px,4vw,40px);line-height:1.1;margin:10px 0}.lt-heading p{color:var(--muted);max-width:680px;line-height:1.6}.lt-heading small,.lt-grid small{color:var(--accent);font-size:12px;font-weight:750;letter-spacing:.08em}.lt-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;margin-top:24px}.lt-grid article{border:1px solid var(--line);background:var(--surface,#101410);border-radius:16px;overflow:hidden;display:flex;flex-direction:column}.lt-grid img{width:100%;aspect-ratio:16/9;object-fit:cover}.lt-grid article>div{padding:19px;display:flex;flex-direction:column;flex:1}.lt-grid h3{font-size:22px;margin:10px 0}.lt-grid p{line-height:1.6;color:var(--muted);font-size:16px;flex:1}.lt-grid button{align-self:start}.lt-dialog{width:min(880px,calc(100vw - 24px));max-height:calc(100dvh - 30px);box-sizing:border-box;border:1px solid var(--line);border-radius:18px;padding:24px;background:var(--surface,#101410);color:var(--text,#fff);overflow:auto}.lt-dialog::backdrop{background:#000b}.lt-dialog-head{display:flex;align-items:center;justify-content:space-between}.lt-dialog h2{font-size:32px;margin:14px 0}.lt-dialog p{font-size:16px;line-height:1.6}.lt-dialog-head small,.lt-instruction small{color:var(--accent);font-size:12px;font-weight:750}.lt-demo{border:1px solid var(--line);border-radius:13px;overflow:hidden;margin:20px 0 12px}.lt-demo-top{display:flex;justify-content:space-between;padding:10px 14px;color:var(--muted);font-size:13px}.lt-visual{display:grid;grid-template-columns:1fr 2fr 1fr;align-items:center;gap:14px;padding:20px;background:var(--background,#080b08)}.lt-source,.lt-output{display:grid;gap:10px;text-align:center;color:var(--muted);font-size:13px;opacity:.4;transition:opacity .5s,transform .5s}.lt-source b,.lt-output b{color:var(--text);font-size:14px}.lt-file-icon,.lt-check{font-size:38px;color:var(--accent)}.lt-example{position:relative;overflow:hidden;border:1px solid var(--line);border-radius:10px;opacity:.4;transition:opacity .5s}.lt-example img{display:block;width:100%;aspect-ratio:4/3;object-fit:cover}.lt-example>span{position:absolute;bottom:0;left:0;right:0;padding:9px;background:#000d;color:white;text-align:center;font-size:14px}.lt-sweep{position:absolute;inset:0;background:linear-gradient(90deg,transparent,var(--accent),transparent);opacity:0;transform:translateX(-100%)}.lt-flow{display:grid;grid-template-columns:repeat(3,1fr);gap:2px;padding:0 12px 12px}.lt-flow span{padding:8px;font-size:13px;color:var(--muted);border-bottom:3px solid var(--line)}.lt-flow .active{border-color:var(--accent);color:var(--text)}.lt-dialog[data-step="0"] .lt-source,.lt-dialog[data-step="1"] .lt-example,.lt-dialog[data-step="2"] .lt-output,.lt-dialog[data-step="2"] .lt-example{opacity:1}.lt-playing[data-step="1"] .lt-sweep{animation:lt-sweep 2.5s ease-in-out infinite}.lt-playing[data-step="0"] .lt-source,.lt-playing[data-step="2"] .lt-output{animation:lt-pulse 2s ease-in-out infinite}.lt-playback{display:flex;align-items:center;gap:12px}.lt-playback span{font-size:13px;color:var(--muted)}.lt-step-tabs{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin:18px 0}.lt-step-tabs button{white-space:normal;text-align:left;font-size:14px}.lt-step-tabs .active{border-color:var(--accent)}.lt-instruction{min-height:130px}.lt-instruction h3{font-size:24px;margin:10px 0}.lt-result,.lt-tip{border-top:1px solid var(--line);padding-top:12px}.lt-bottom{display:flex;gap:8px;flex-wrap:wrap}.lt-bottom .primary{margin-left:auto}.lt-dialog button:disabled{opacity:.4}.lt-dialog button:focus-visible{outline:2px solid var(--accent);outline-offset:3px}@keyframes lt-sweep{50%{opacity:.15;transform:translateX(0)}100%{transform:translateX(100%)}}@keyframes lt-pulse{50%{transform:translateY(-5px)}}@media(prefers-reduced-motion:reduce){.lt-dialog *{animation:none!important;transition:none!important}}@media(max-width:900px){.lt-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(max-width:600px){.lt-grid{grid-template-columns:1fr}.lt-dialog{padding:16px}.lt-step-tabs{grid-template-columns:1fr}.lt-visual{gap:8px;padding:10px;grid-template-columns:1fr 1.5fr 1fr}.lt-source b,.lt-output b{font-size:12px}.lt-source>span:last-child,.lt-output>span:last-child{display:none}.lt-flow span{font-size:11px;padding:6px}.lt-playback{align-items:start;flex-direction:column}.lt-bottom .primary{margin-left:0}.lt-instruction{min-height:0}}
.lt-welcome{width:min(520px,calc(100vw - 24px));box-sizing:border-box;max-height:calc(100dvh - 24px);overflow:auto;border:1px solid var(--line);border-radius:18px;padding:22px;background:var(--surface,#101410);color:var(--text,#fff)}.lt-welcome::backdrop{background:#000a}.lt-welcome>small{font-size:12px;font-weight:750;letter-spacing:.08em;color:var(--accent)}.lt-welcome h2{font-size:26px;line-height:1.2;margin:10px 0}.lt-welcome p{font-size:16px;line-height:1.5;color:var(--muted)}.lt-welcome video{display:block;width:100%;aspect-ratio:16/9;border-radius:10px;background:#0c100e}.lt-welcome .lt-welcome-caption{font-size:13px}.lt-welcome>div{display:flex;gap:10px;margin-top:18px}.lt-welcome>div button{flex:1;min-height:44px}.lt-welcome button:focus-visible{outline:2px solid var(--accent);outline-offset:3px}@media(max-width:600px){.lt-welcome{padding:17px}}
.live-tour-panel[hidden],.live-tour-ring[hidden]{display:none!important}.live-tour-panel{position:fixed;z-index:100010;right:20px;bottom:20px;width:min(420px,calc(100vw - 24px));box-sizing:border-box;padding:18px;border:1px solid var(--line);border-radius:16px;background:var(--surface,#101410);color:var(--text,#fff);box-shadow:0 8px 40px #0009}.live-tour-panel>div:first-child{display:flex;justify-content:space-between;align-items:center;gap:10px}.live-tour-panel small{font-size:12px;color:var(--accent)}.live-tour-panel h3{font-size:21px;margin:12px 0}.live-tour-panel p{font-size:15px;line-height:1.5;margin:0 0 14px}.live-tour-buttons{display:flex;gap:7px}.live-tour-buttons button{flex:1;font-size:13px;min-height:42px}.live-tour-ring{position:fixed;z-index:100009;border:3px solid var(--accent,#fff);border-radius:10px;pointer-events:none;box-shadow:0 0 0 5px #0005;box-sizing:border-box;transition:left .5s,top .5s,width .5s,height .5s}.live-tour-ring:after{content:'';position:absolute;right:10px;bottom:10px;width:15px;height:15px;border:3px solid var(--accent,#fff);border-radius:50%;box-shadow:0 0 0 8px #fff2;animation:live-pointer 1.6s ease-in-out infinite}.lt-interface-preview{position:relative;min-height:120px;max-height:210px;overflow:hidden;padding:18px;border:2px solid var(--accent);border-radius:12px;background:var(--background,#080b08);pointer-events:none}.lt-interface-preview>*{max-width:100%!important;font-size:16px}.lt-interface-preview input[type=range]{width:100%}.lt-interface-preview input,.lt-interface-preview select,.lt-interface-preview textarea{max-width:100%;box-sizing:border-box;padding:8px}.lt-interface-preview:after{content:'';position:absolute;right:20px;bottom:20px;width:16px;height:16px;border:3px solid var(--accent);border-radius:50%;box-shadow:0 0 0 8px #fff2;animation:live-pointer 1.6s infinite}.lt-interface-preview button{white-space:normal}.lt-interface-preview canvas{max-height:160px;max-width:100%}@keyframes live-pointer{50%{transform:translate(-12px,-8px);box-shadow:0 0 0 12px #fff1}}@media(max-width:600px){.live-tour-panel{right:12px;bottom:12px;padding:14px}.live-tour-panel h3{font-size:18px}.live-tour-panel p{font-size:14px}}@media(prefers-reduced-motion:reduce){.live-tour-ring{transition:none}.live-tour-ring:after,.lt-interface-preview:after{animation:none}}

.live-tour-panel{max-height:50dvh;overflow:auto}

.live-tour-panel .live-tour-purpose{font-size:14px;color:var(--muted);border-bottom:1px solid var(--line);padding-bottom:10px}.live-tour-panel .live-tour-example{font-size:14px;border-left:3px solid var(--accent);padding-left:10px}.live-tour-example[hidden]{display:none!important}