.lp{max-width:1200px;margin:0 auto;padding:0 16px}.lp-page{overflow-x:clip}.lp-nav{position:sticky;top:0;z-index:30}.lp-nav:before{content:"";position:absolute;inset:0 calc(50% - 50vw);z-index:-1;background:#f4f1ffe6;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}.lp-nav-row{display:flex;align-items:center;gap:20px;height:68px}.lp-brand{display:flex;align-items:center;gap:8px;font-size:21px;font-weight:900;color:var(--accent);text-decoration:none;white-space:nowrap;flex:0 0 auto}.lp-brand span{font-size:30px}.lp-links{display:flex;align-items:center;gap:4px;flex:1;justify-content:center}.lp-links>a,.lp-more-btn{color:var(--ink);text-decoration:none;font-weight:800;font-size:15px;padding:8px 12px;border-radius:10px;white-space:nowrap}.lp-more-btn{border:none;background:none;font-family:inherit;cursor:pointer}.lp-links>a:hover,.lp-more-btn:hover,.lp-more-btn[aria-expanded=true]{background:#fff;color:var(--accent)}.lp-more{position:relative}.lp-dropdown{position:absolute;top:calc(100% + 8px);right:0;min-width:230px;background:#fff;border-radius:16px;padding:8px;box-shadow:0 12px 32px #4c34b42e;display:flex;flex-direction:column}.lp-dropdown a,.lp-mobile-menu a{color:var(--ink);text-decoration:none;font-weight:800;padding:10px 12px;border-radius:10px}.lp-dropdown a:hover,.lp-mobile-menu a:hover{background:var(--bg);color:var(--accent)}.lp-nav-actions{display:flex;align-items:center;gap:8px;flex:0 0 auto;margin-left:auto}.lp-burger{display:none;border:none;background:#fff;width:40px;height:40px;border-radius:12px;font-size:20px;cursor:pointer;box-shadow:0 2px 0 var(--line)}.lp-mobile-menu{display:flex;flex-direction:column;padding:4px 0 14px}.lp a.btn{text-decoration:none;display:inline-block}.lp-hero{display:grid;grid-template-columns:1fr 1.15fr;gap:36px;align-items:center;padding:36px 0 28px}.lp-eyebrow{display:inline-block;background:#ede9fe;color:var(--accent);font-weight:900;border-radius:999px;padding:6px 14px;font-size:14px}.lp-hero h1{font-size:clamp(32px,4.4vw,54px);line-height:1.1;font-weight:900;margin:16px 0}.lp-hero h1 span{color:var(--accent)}.lp-hero-text>p{font-size:18px;line-height:1.55;color:#4b4470}.lp-cta{display:flex;gap:12px;flex-wrap:wrap;margin-top:24px}.lp-btn-big{font-size:20px;padding:16px 26px}.lp-small{color:var(--muted)!important;font-size:15px!important;margin-top:14px}.lp-demo{display:grid;grid-template-columns:1fr 1fr;gap:14px;background:var(--panel);border-radius:24px;padding:16px;box-shadow:0 10px 40px #4c34b426;--slot-bg: #fff}.lp-demo .block{cursor:default;min-width:0}.lp-demo-side{display:flex;flex-direction:column;gap:12px;min-width:0}.lp-demo-blocks{display:flex;flex-direction:column}.lp-demo-blocks .block-label{font-size:14px}.lp-pill{background:#fff;color:var(--ink);border-radius:8px;padding:1px 8px;font-weight:900}.lp-demo-code{display:flex;flex-direction:column;gap:8px;min-width:0}.lp-demo-code .code-lines{font-size:12.5px;max-height:none}.lp-demo-code .code-tab{padding:5px 8px;font-size:13px}.lp-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin:12px 0 8px}.lp-stats div{background:var(--panel);border-radius:18px;padding:18px;text-align:center;box-shadow:0 3px 0 var(--line)}.lp-stats b{display:block;font-size:40px;font-weight:900;color:var(--accent)}.lp-stats span{color:var(--muted);font-weight:800}.lp-section{padding:44px 0 8px}.lp-section h2{font-size:clamp(26px,3vw,36px);font-weight:900;margin:0 0 10px}.lp-lead{color:var(--muted);font-size:18px;max-width:760px;line-height:1.5;margin:0 0 20px}.lp-card{background:var(--panel);border-radius:20px;padding:20px;box-shadow:0 3px 0 var(--line);position:relative}.lp-card h3{margin:6px 0;font-weight:900}.lp-card p{margin:0;color:var(--muted);line-height:1.45}.lp-card-icon{font-size:34px;font-weight:900;color:var(--accent)}.lp-step-no{position:absolute;top:14px;right:16px;width:30px;height:30px;border-radius:50%;background:var(--bg);color:var(--accent);display:grid;place-items:center;font-weight:900}.lp-steps{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-top:18px}.lp-parents{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:18px}.lp-worlds{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:14px}.lp-world{display:flex;gap:14px;align-items:center;background:var(--panel);border-radius:20px;padding:16px;border-left:8px solid var(--accent);box-shadow:0 3px 0 var(--line)}.lp-world-icon{font-size:34px;width:58px;height:58px;flex:0 0 58px;display:grid;place-items:center;background:var(--path);border-radius:16px}.lp-world h3{margin:0;font-weight:900;display:flex;align-items:center;gap:8px;flex-wrap:wrap}.lp-world p{margin:4px 0 0;color:var(--muted)}.lp-world-count{font-size:12px;background:var(--bg);color:var(--accent);border-radius:999px;padding:2px 10px}.lp-concepts{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-top:18px}.lp-concept{background:var(--panel);border-radius:16px;padding:14px 16px;box-shadow:0 3px 0 var(--line);display:flex;flex-direction:column;gap:4px}.lp-concept b{color:var(--accent);font-size:17px}.lp-concept span{color:var(--muted);line-height:1.4}.lp-split{display:grid;grid-template-columns:1fr 1.15fr;gap:32px;align-items:center}.lp-split>div>p{color:var(--muted);font-size:18px;line-height:1.5}.lp-list{padding-left:20px;line-height:1.55;color:#4b4470}.lp-list li{margin-bottom:8px}.lp-list code{background:#ede9fe;padding:1px 6px;border-radius:6px}.lp-demo .var-boxes{margin-top:10px}.lp-sample{background:var(--panel);border-radius:24px;padding:18px;box-shadow:0 10px 40px #4c34b426;max-width:380px;justify-self:center;width:100%;position:relative}.lp-sample h3{margin:12px 0 4px;font-weight:900}.lp-sample p{margin:0;color:var(--muted)}.lp-sample-tag{position:absolute;top:-12px;left:18px;background:var(--accent);color:#fff;font-weight:900;font-size:13px;border-radius:999px;padding:4px 12px}.lp-daily{display:grid;grid-template-columns:1fr 1.2fr;gap:28px;align-items:center}.lp-daily>div>p{color:var(--muted);font-size:18px;line-height:1.5}.lp-daily-cards{display:flex;flex-direction:column;gap:12px}.lp-final{margin:56px 0 24px;background:linear-gradient(135deg,#6c4cf5,#a855f7);color:#fff;border-radius:28px;padding:44px 20px;text-align:center}.lp-final h2{margin:0 0 20px;font-size:clamp(26px,3vw,38px);font-weight:900}.lp-footer{text-align:center;color:var(--muted);padding:10px 0 30px}@media (max-width: 980px){.lp-links{display:none}.lp-burger{display:block}.lp-hero,.lp-daily,.lp-split{grid-template-columns:1fr}.lp-steps,.lp-parents,.lp-concepts{grid-template-columns:repeat(2,1fr)}}@media (max-width: 620px){.lp a.btn.lp-workshop-btn{display:none}.lp-brand{font-size:18px}.lp-brand span{font-size:26px}.lp-demo{grid-template-columns:1fr}.lp-stats{grid-template-columns:repeat(2,1fr)}.lp-steps,.lp-parents,.lp-concepts{grid-template-columns:1fr}.lp-btn-big{width:100%;text-align:center}}.lp-live{display:inline-flex;align-items:center;gap:8px;margin-top:6px;background:#fff;color:var(--ink);text-decoration:none;font-weight:800;font-size:14px;border-radius:999px;padding:6px 14px;box-shadow:0 2px 0 var(--line)}.lp-live-dot{width:9px;height:9px;border-radius:50%;background:var(--go);box-shadow:0 0 #22c55e99;animation:livePulse 1.8s infinite}@keyframes livePulse{70%{box-shadow:0 0 0 8px #22c55e00}to{box-shadow:0 0 #22c55e00}}.lp-community-numbers{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:18px}.lp-community-numbers div{background:linear-gradient(135deg,#6c4cf5,#a855f7);color:#fff;border-radius:20px;padding:20px;text-align:center}.lp-community-numbers b{display:block;font-size:44px;font-weight:900}.lp-community-numbers span{font-weight:800;opacity:.9}.lp-community-worlds{display:flex;flex-direction:column;gap:8px;margin-top:18px;max-width:720px}.lp-community-row{display:grid;grid-template-columns:170px 1fr 70px;gap:10px;align-items:center;font-weight:800}.lp-community-row b{text-align:right}.lp-bar{background:#fff;border-radius:999px;height:14px;overflow:hidden;box-shadow:0 1px 0 var(--line)}.lp-bar div{height:100%;background:var(--accent);border-radius:999px;transition:width .6s}@media (max-width: 620px){.lp-community-numbers{grid-template-columns:1fr}.lp-community-row{grid-template-columns:120px 1fr 50px}}.lp-footer{display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap;border-top:1px solid var(--line);margin-top:24px;padding:18px 0 30px}.lp-footer nav{display:flex;gap:16px;flex-wrap:wrap;align-items:center}.lp-footer a,.lp-footer button{color:var(--muted);font:inherit;font-weight:800;text-decoration:none;background:none;border:none;padding:0;cursor:pointer}.lp-footer a:hover,.lp-footer button:hover{color:var(--accent)}.privacy{max-width:820px;margin:24px auto;line-height:1.6}.privacy h1{font-size:clamp(30px,4vw,44px);font-weight:900;margin:0}.privacy h2{font-weight:900;margin:28px 0 8px}.privacy p,.privacy li{color:#3d3664}.privacy-updated{color:var(--muted)!important;margin-top:4px}.privacy-summary{background:var(--panel);border-radius:20px;padding:6px 22px 20px;box-shadow:0 3px 0 var(--line);margin-top:18px}.privacy-table-wrap{overflow-x:auto}.privacy-table{width:100%;border-collapse:collapse;background:var(--panel);border-radius:14px;overflow:hidden}.privacy-table th,.privacy-table td{text-align:left;padding:10px 12px;border-bottom:1px solid var(--line);vertical-align:top}.privacy-table th{background:#ede9fe;font-weight:900}.privacy code{background:#ede9fe;padding:1px 6px;border-radius:6px;font-size:.92em}.lp-donate{display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap;background:linear-gradient(135deg,#f5f3ff,#fdf4ff);border:2px solid #e9d5ff;border-radius:20px;padding:18px 22px;margin:8px 0 18px}.lp-donate h3{margin:0 0 4px;font-weight:900}.lp-donate p{margin:0;color:var(--muted);max-width:640px;line-height:1.5}.lp-donate-btn{white-space:nowrap}.donate-bubble{position:fixed;left:16px;bottom:16px;z-index:40;display:flex;align-items:center;background:linear-gradient(135deg,#6c4cf5,#a855f7);border-radius:999px;box-shadow:0 10px 28px #6c4cf559;animation:bubbleIn .35s ease-out}.donate-bubble a{color:#fff;text-decoration:none;font-weight:900;padding:11px 6px 11px 16px;display:flex;align-items:center;gap:6px}.donate-heart{display:inline-block;animation:heartbeat 2.4s ease-in-out infinite}.donate-bubble button{border:none;background:#ffffff2e;color:#fff;width:26px;height:26px;border-radius:50%;margin-right:8px;cursor:pointer;font-size:12px}.donate-bubble button:hover{background:#ffffff52}@keyframes bubbleIn{0%{transform:translateY(20px);opacity:0}}@keyframes heartbeat{0%,60%,to{transform:scale(1)}70%{transform:scale(1.25)}80%{transform:scale(1)}90%{transform:scale(1.18)}}@media (prefers-reduced-motion: reduce){.donate-bubble,.donate-heart{animation:none}}#support{scroll-margin-top:90px}.lp-faq{display:flex;flex-direction:column;gap:10px;max-width:860px;margin-top:14px}.lp-faq details{background:var(--panel);border-radius:16px;padding:14px 18px;box-shadow:0 3px 0 var(--line)}.lp-faq summary{font-weight:900;cursor:pointer;font-size:17px}.lp-faq p{margin:10px 0 2px;color:#3d3664;line-height:1.55}.lp-small a{color:var(--accent);font-weight:800}.article-meta{margin:0 0 10px;color:var(--muted)!important;font-size:14px;font-weight:800}.article-lead{font-size:19px;color:var(--muted)!important}.article a{color:var(--accent);font-weight:800}.article ol,.article ul{line-height:1.6}.article li{margin-bottom:6px}.article-highlight{display:flex;align-items:center;justify-content:space-between;gap:20px;margin:24px 0 30px;padding:20px 22px;border-radius:20px;background:linear-gradient(135deg,#f0ecff,#fff);border:2px solid #ddd5ff}.article-highlight>div{display:flex;flex-direction:column;gap:5px}.article-highlight b{font-size:18px}.article-highlight span{color:var(--muted);line-height:1.45}.article-highlight a.btn{color:#fff;flex:0 0 auto}.article-table-wrap{overflow-x:auto;margin:16px 0;border:2px solid #ece8fb;border-radius:16px}.article-table{width:100%;border-collapse:collapse;background:#fff;min-width:620px}.article-table th,.article-table td{padding:13px 15px;border-bottom:1px solid #ece8fb;text-align:left;vertical-align:top}.article-table thead th{background:#f0ecff;color:var(--ink)}.article-table tbody th{white-space:nowrap;color:var(--accent)}.article-table tr:last-child th,.article-table tr:last-child td{border-bottom:0}.article-faq{display:grid;gap:10px;margin:16px 0}.article-faq details{background:#fff;border:2px solid #ece8fb;border-radius:14px;padding:13px 16px}.article-faq summary{cursor:pointer;font-weight:900}.article-faq p{margin:10px 0 2px;color:#3d3664}.article-cta{display:flex;gap:12px;flex-wrap:wrap;margin:28px 0 10px}.article-cta a{color:#fff}.article-cta .btn-ghost{color:var(--ink)}.lp-guides{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:14px;margin-top:16px}.lp-guide{display:flex;flex-direction:column;gap:6px;padding:18px;border-radius:18px;background:#fff;border:2px solid #ece8fb;color:var(--ink);text-decoration:none;transition:transform .15s,border-color .15s}.lp-guide:hover{transform:translateY(-2px);border-color:var(--accent)}.lp-guide b{font-size:17px;line-height:1.3}.lp-guide span:last-child{color:var(--muted);font-size:15px;line-height:1.45}.lp-guide-icon{font-size:28px}.article-more{margin-top:44px;padding-top:8px;border-top:2px solid #ece8fb}.article .lp-guide{font-weight:600}.article .lp-guide b{color:var(--ink)}.article-more .lp-guides{grid-template-columns:repeat(auto-fill,minmax(280px,1fr))}@media (max-width: 620px){.article-highlight{align-items:stretch;flex-direction:column}.article-highlight a.btn{text-align:center}}.lp-checks{list-style:none;padding:0;margin:14px 0 20px;display:grid;gap:6px;font-weight:800}.tc-tasks{margin:18px 0 8px}.tc-print-bar{display:flex;justify-content:flex-end;margin-bottom:4px}.article h3.tc-grade{margin:22px 0 10px;font-size:20px}.tc-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(330px,1fr));gap:14px}.tc-task{background:#fff;border:2px solid #ece8fb;border-radius:18px;padding:14px;display:flex;flex-direction:column;gap:12px;position:relative}.tc-task-top{display:grid;grid-template-columns:120px 1fr;gap:14px;align-items:start}.tc-task .ws-mini{width:120px}.tc-task h3{margin:6px 0 4px;font-size:18px}.tc-task p{margin:0 0 6px;font-size:15px;line-height:1.45}.tc-ask{color:var(--muted)!important}.tc-chip{display:inline-block;font-size:12px;font-weight:900;padding:3px 10px;border-radius:999px;background:#6c4cf51f;color:var(--accent)}.tc-actions{display:flex;flex-wrap:wrap;gap:8px}.article .tc-actions a.btn-go{color:#fff}.tc-print-qr{display:none}.tc-overlay{position:fixed;top:0;right:0;bottom:0;left:0;z-index:100;background:#140e3299;display:grid;place-items:center;padding:16px}.tc-overlay-box{background:#fff;border-radius:24px;padding:24px;text-align:center;max-width:600px;width:100%;max-height:100%;overflow:auto}.tc-overlay-box h2{margin:0 0 6px}.tc-overlay-box img{width:min(440px,100%);height:auto;image-rendering:pixelated;margin:8px auto;display:block}.tc-small{color:var(--muted);font-size:14px}.tc-share{margin:36px 0 10px;padding:22px;border-radius:20px;background:#6c4cf514;display:flex;gap:18px;align-items:center;justify-content:space-between;flex-wrap:wrap}.tc-share h2{margin-top:0}.tc-share>div{flex:1 1 320px}@media (max-width: 520px){.tc-grid{grid-template-columns:1fr}.tc-task-top{grid-template-columns:90px 1fr}.tc-task .ws-mini{width:90px}}@media print{.lp-nav,.lp-footer,.donate-bubble,.consent,.tc-actions,.tc-print-bar,.article-cta,.article-more,.tc-share,.tc-overlay{display:none!important}.lp-page,.lp,body{background:#fff!important}.tc-grid{grid-template-columns:1fr;gap:10px}.tc-task{break-inside:avoid;border-color:#ccc;padding-right:140px;min-height:130px}.tc-print-qr{display:block;position:absolute;top:14px;right:14px;width:110px;height:110px}.tc-task .ws-mini,.tc-chip{-webkit-print-color-adjust:exact;print-color-adjust:exact}.article h3.tc-grade{break-after:avoid}}.lp-cta-row{display:flex;gap:12px;flex-wrap:wrap}.lp-teach-pill{display:inline-flex;align-items:center;gap:10px;margin-top:14px;padding:8px 16px 8px 8px;border-radius:999px;background:linear-gradient(90deg,#1f1747,#3b2a8f);color:#fff!important;font-weight:800;font-size:15px;text-decoration:none;box-shadow:0 8px 20px #3b2a8f40;transition:transform .15s}.lp-teach-pill:hover{transform:translateY(-2px)}.lp-teach-pill span{background:#ffd23f;color:#1f1747;border-radius:999px;padding:3px 10px;font-size:12px;font-weight:900;text-transform:uppercase}.lp-teach{position:relative;margin:30px 0;padding:40px 36px;border-radius:32px;background:radial-gradient(circle at 85% 15%,#5b3df0 0,transparent 45%),linear-gradient(135deg,#160f38,#2b1d6e 60%,#3b2a8f);color:#fff;display:grid;grid-template-columns:1fr 1.05fr;gap:36px;align-items:center;overflow:hidden;scroll-margin-top:80px}.lp-teach h2{color:#fff;font-size:clamp(28px,3.4vw,42px);line-height:1.15;margin:14px 0 12px}.lp-teach-text>p{color:#d9d3ff;font-size:18px;line-height:1.55}.lp-teach-badge{display:inline-block;background:#ffd23f;color:#1f1747;font-weight:900;border-radius:999px;padding:6px 14px;font-size:14px}.lp-teach-points{list-style:none;padding:0;margin:18px 0 24px;display:grid;grid-template-columns:1fr 1fr;gap:10px 16px;font-weight:800;color:#fff}.lp-teach-more{background:#ffffff1f!important;color:#fff!important;border:2px solid rgba(255,255,255,.25);box-shadow:none!important}@media (max-width: 900px){.lp-teach{grid-template-columns:1fr;padding:28px 20px;border-radius:24px}.lp-teach-points{grid-template-columns:1fr}}.cd{background:#fff;color:var(--ink);border-radius:22px;padding:16px;box-shadow:0 24px 60px #00000059;transform:rotate(-1deg)}.cd-top{display:flex;justify-content:space-between;align-items:center;margin-bottom:10px}.cd-live{display:inline-flex;align-items:center;gap:6px;font-size:13px;font-weight:900;color:#16a34a}.cd-code{font-size:30px;font-weight:900;letter-spacing:4px;color:var(--accent)}.cd-counters{display:flex;gap:10px}.cd-counters span{background:#f3f0ff;border-radius:14px;padding:8px 12px;font-weight:800}.cd-counters b{font-size:22px}.cd-table{width:100%;border-collapse:collapse;font-size:14px;table-layout:fixed}.cd-table th{color:var(--accent);font-weight:900;padding:4px}.cd-table th:first-child{width:28%}.cd-table td{padding:7px 4px;border-top:1px solid #f0edfb;text-align:center;white-space:nowrap}.cd-name{text-align:left!important;font-weight:900;overflow:hidden;text-overflow:ellipsis}.cd-row{animation:cd-in .4s ease-out}.cd-cell{color:#c9c3e3}.cd-solved{background:#f2fcf5;color:#1b6b3d;font-weight:900}.cd-working{color:#b26a00;background:#fff8ec}.cd-fresh{animation:cd-pop .6s ease-out}@keyframes cd-in{0%{opacity:0;transform:translateY(-6px)}to{opacity:1;transform:none}}@keyframes cd-pop{0%{background:#bbf7d0;transform:scale(1.15)}to{background:#f2fcf5;transform:none}}@media (prefers-reduced-motion: reduce){.cd-row,.cd-fresh{animation:none}}@media (max-width: 520px){.cd{transform:none;padding:12px}.cd-table{font-size:12px}.cd-code{font-size:22px}}.lp-badge-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px}.lp-badge{display:grid;justify-items:center;gap:2px;width:92px;padding:8px 4px;border-radius:16px;background:linear-gradient(180deg,#fffbe8,#fff);border:2px solid #ffd23f;text-align:center}.lp-badge>span{font-size:28px}.lp-badge small{font-size:11px;font-weight:800;line-height:1.2;color:#5b4a10}.lp-cert-sample{transform:rotate(1.5deg)}.lp-cert-sample .cert{width:100%;box-shadow:0 24px 50px #2b245340}.lp-section,.lp-split{scroll-margin-top:80px}