@font-face{font-family:Nunito;font-style:normal;font-display:swap;font-weight:400;src:url(../media/nunito-latin-400-normal.2wff0v25g527h.woff2)format("woff2"),url(../media/nunito-latin-400-normal.33h-ag0t_keoe.woff)format("woff")}
@font-face{font-family:Nunito;font-style:normal;font-display:swap;font-weight:400;src:url(../media/nunito-cyrillic-400-normal.2fhf4tjryop4g.woff2)format("woff2"),url(../media/nunito-cyrillic-400-normal.35pec8vrzr59z.woff)format("woff")}
@font-face{font-family:Nunito;font-style:normal;font-display:swap;font-weight:700;src:url(../media/nunito-latin-700-normal.3_3w32ku8mlvo.woff2)format("woff2"),url(../media/nunito-latin-700-normal.1o-18nuhd5q9g.woff)format("woff")}
@font-face{font-family:Nunito;font-style:normal;font-display:swap;font-weight:700;src:url(../media/nunito-cyrillic-700-normal.1dcapcdesix5f.woff2)format("woff2"),url(../media/nunito-cyrillic-700-normal.09aln9gqa4-sv.woff)format("woff")}
@font-face{font-family:Nunito;font-style:normal;font-display:swap;font-weight:800;src:url(../media/nunito-latin-800-normal.0fk28i9bscp4k.woff2)format("woff2"),url(../media/nunito-latin-800-normal.1sn9ps1hnuqka.woff)format("woff")}
@font-face{font-family:Nunito;font-style:normal;font-display:swap;font-weight:800;src:url(../media/nunito-cyrillic-800-normal.3a5-2ms38xef5.woff2)format("woff2"),url(../media/nunito-cyrillic-800-normal.1j_8f2kdhhmkc.woff)format("woff")}
:root{--bg:#0f1226;--bg2:#151937;--card:#1c2148;--card2:#252b5c;--line:#333a75;--text:#f4f5ff;--muted:#b4bae3;--accent:#7c5cff;--accent-hover:#6a47f5;--mint:#00d4aa;--warn:#ffb020;--danger:#ff5c7a;--radius:18px;--shadow:0 8px 28px #00000059}*{box-sizing:border-box}html{-webkit-text-size-adjust:100%}body{color:var(--text);background:radial-gradient(1200px 600px at 10% -10%, #2a2470 0%, transparent 60%), radial-gradient(900px 500px at 100% 0%, #0b4a5c 0%, transparent 55%), var(--bg);background-attachment:fixed;min-height:100vh;margin:0;padding-bottom:76px;font-family:Nunito,system-ui,-apple-system,Segoe UI,Roboto,sans-serif;font-size:17px;font-weight:400;line-height:1.5}a{color:#b9a8ff;text-decoration:none}a:hover{text-decoration:underline}h1,h2,h3{margin:0 0 .5em;font-weight:800;line-height:1.2}h1{font-size:clamp(28px,6vw,44px)}h2{font-size:clamp(22px,4vw,28px)}h3{font-size:19px}p{margin:0 0 1em}.muted{color:var(--muted)}.small{font-size:14px}.wrap{width:100%;max-width:1080px;margin:0 auto;padding:0 16px}main.wrap{padding-top:20px;padding-bottom:40px}.stack>*+*{margin-top:16px}.row{flex-wrap:wrap;align-items:center;gap:12px;display:flex}.row.between{justify-content:space-between}.grow{flex:1}.hide-mobile{display:none}:focus-visible{outline:3px solid var(--mint);outline-offset:2px;border-radius:8px}.topbar{z-index:20;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-bottom:1px solid var(--line);background:#0f1226e0;position:sticky;top:0}.topbar .wrap{align-items:center;gap:12px;height:60px;display:flex}.logo{color:var(--text);align-items:center;gap:8px;font-size:20px;font-weight:800;display:flex}.logo:hover{text-decoration:none}.logo span.mark{background:linear-gradient(135deg, var(--accent), var(--mint));border-radius:10px;place-items:center;width:34px;height:34px;font-size:18px;display:inline-grid}.nav{gap:4px;margin-left:12px;display:none}.nav a{color:var(--text);border-radius:12px;padding:8px 12px;font-weight:700}.nav a:hover{background:var(--card);text-decoration:none}.bottomnav{z-index:20;border-top:1px solid var(--line);padding-bottom:env(safe-area-inset-bottom);background:#151937f5;grid-template-columns:repeat(5,1fr);display:grid;position:fixed;bottom:0;left:0;right:0}.bottomnav a{min-height:60px;color:var(--muted);flex-direction:column;justify-content:center;align-items:center;gap:2px;padding:8px 2px;font-size:12px;font-weight:700;display:flex}.bottomnav a:hover{color:var(--text);text-decoration:none}.bottomnav a .ico{font-size:22px;line-height:1}.bottomnav a.plus .ico{background:linear-gradient(135deg, var(--accent), var(--mint));color:#fff;width:42px;height:42px;box-shadow:var(--shadow);border-radius:14px;place-items:center;margin-top:-14px;display:grid}@media (min-width:760px){body{padding-bottom:0}.nav{display:flex}.bottomnav{display:none}.hide-mobile{display:initial}}.btn{appearance:none;cursor:pointer;font:inherit;background:var(--card2);min-height:46px;color:var(--text);text-align:center;border:0;border-radius:14px;justify-content:center;align-items:center;gap:8px;padding:12px 20px;font-weight:800;display:inline-flex}.btn:hover{filter:brightness(1.12);text-decoration:none}.btn:disabled{opacity:.55;cursor:not-allowed}.btn-primary{background:linear-gradient(135deg, var(--accent), #5b8cff);color:#fff;box-shadow:0 6px 18px #7c5cff66}.btn-mint{background:var(--mint);color:#05221c}.btn-ghost{border:2px solid var(--line);background:0 0}.btn-danger{background:var(--danger);color:#2a0610}.btn-sm{border-radius:12px;min-height:36px;padding:6px 14px;font-size:15px}.btn-block{width:100%}.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:18px}.card.flat{box-shadow:none}.grid{grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:16px;display:grid}.pcard{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);color:var(--text);flex-direction:column;transition:transform .15s;display:flex;overflow:hidden}.pcard:hover{text-decoration:none;transform:translateY(-3px)}.pcard .body{flex-direction:column;gap:8px;padding:14px 16px 16px;display:flex}.pcard h3{text-overflow:ellipsis;white-space:nowrap;margin:0;font-size:19px;overflow:hidden}.cover{aspect-ratio:16/9;place-items:center;display:grid;position:relative}.cover .emoji{filter:drop-shadow(0 6px 10px #00000059);font-size:clamp(48px,10vw,84px)}.cover.big{border-radius:var(--radius);overflow:hidden}.badge{background:var(--card2);color:var(--text);white-space:nowrap;border-radius:999px;align-items:center;gap:4px;padding:3px 10px;font-size:13px;font-weight:800;display:inline-flex}.badge.mint{color:var(--mint);background:#00d4aa2e}.badge.warn{color:var(--warn);background:#ffb0202e}.badge.danger{color:var(--danger);background:#ff5c7a33}.avatar{border-radius:50%;flex:none;place-items:center;line-height:1;display:inline-grid}.author{color:var(--text);align-items:center;gap:8px;font-weight:700;display:inline-flex}.chips{-webkit-overflow-scrolling:touch;gap:8px;padding-bottom:6px;display:flex;overflow-x:auto}.chip{background:var(--card);border:2px solid var(--line);color:var(--text);border-radius:999px;flex:none;padding:8px 16px;font-weight:800}.chip:hover{border-color:var(--accent);text-decoration:none}.chip.on{background:var(--accent);border-color:var(--accent)}.field{flex-direction:column;gap:6px;display:flex}.field>label,.field>.label{font-weight:800}.hint{color:var(--muted);font-size:14px}input[type=text],input[type=password],textarea,select{font:inherit;color:var(--text);background:var(--bg2);border:2px solid var(--line);border-radius:14px;width:100%;min-height:48px;padding:12px 14px}textarea{resize:vertical;min-height:110px}input:focus,textarea:focus,select:focus{border-color:var(--mint);outline:none}.form{flex-direction:column;gap:18px;display:flex}.err{border:1px solid var(--danger);color:#ffd3dc;background:#ff5c7a26;border-radius:14px;padding:12px 14px;font-weight:700}.ok{border:1px solid var(--mint);color:#bff7ea;background:#00d4aa24;border-radius:14px;padding:12px 14px;font-weight:700}.picker{grid-template-columns:repeat(auto-fill,minmax(76px,1fr));gap:8px;display:grid}.picker.wide{grid-template-columns:repeat(auto-fill,minmax(130px,1fr))}.picker label{cursor:pointer}.picker input{opacity:0;pointer-events:none;position:absolute}.tile{border:3px solid var(--line);background:var(--bg2);text-align:center;border-radius:14px;flex-direction:column;justify-content:center;align-items:center;gap:4px;min-height:68px;padding:8px;font-size:14px;font-weight:800;display:flex}.tile .big{font-size:28px;line-height:1}.picker input:checked+.tile{border-color:var(--mint);background:#00d4aa24}.picker input:focus-visible+.tile{outline:3px solid var(--mint);outline-offset:2px}.check{align-items:flex-start;gap:10px;display:flex}.check input{width:24px;height:24px;accent-color:var(--mint);flex:none;margin-top:2px}.counter{color:var(--muted);text-align:right;font-size:13px}.reactions{flex-wrap:wrap;gap:8px;display:flex}.reactions form{margin:0}.rbtn{appearance:none;cursor:pointer;font:inherit;background:var(--card2);color:var(--text);border:2px solid var(--line);border-radius:14px;align-items:center;gap:8px;min-height:46px;padding:8px 12px;font-weight:800;display:inline-flex}.rbtn:hover{border-color:var(--accent)}.rbtn.on{border-color:var(--mint);background:#00d4aa29}.rbtn:disabled{opacity:.6;cursor:default}.rbtn .e{font-size:22px}.progress{background:var(--bg2);border:1px solid var(--line);border-radius:999px;height:12px;overflow:hidden}.progress>i{background:linear-gradient(90deg, var(--accent), var(--mint));border-radius:999px;height:100%;display:block}.stats{grid-template-columns:repeat(auto-fit,minmax(110px,1fr));gap:10px;display:grid}.stat{background:var(--bg2);border:1px solid var(--line);text-align:center;border-radius:14px;padding:10px 12px}.stat b{font-size:26px;font-weight:800;display:block}.stat span{color:var(--muted);font-size:13px}.hero{border:1px solid var(--line);background:linear-gradient(135deg,#7c5cff59,#00d4aa38);border-radius:26px;padding:28px 22px}.hero h1{margin-bottom:.3em}.hero p{color:#e1e4ff;max-width:40ch;font-size:19px}.tagline{color:var(--mint);letter-spacing:.02em;font-weight:800}.challenge{border-color:var(--warn);background:linear-gradient(135deg, #ffb02024, var(--card))}.rules{margin:0;padding-left:0;list-style:none}.rules li:before{content:"✔ ";color:var(--mint);font-weight:800}footer.site{border-top:1px solid var(--line);color:var(--muted);padding:22px 0 30px;font-size:14px}footer.site a{color:var(--muted);text-decoration:underline}.ccard{box-shadow:var(--shadow);background:linear-gradient(135deg,#3b2fb8,#0aa58a);border:2px solid #ffffff40;border-radius:28px;max-width:460px;padding:26px;position:relative;overflow:hidden}.ccard .who{align-items:center;gap:14px;display:flex}.ccard .who h2{margin:0;font-size:34px}.ccard .lvl{opacity:.95;font-weight:800}.ccard .grid4{grid-template-columns:1fr 1fr;gap:10px;margin:18px 0;display:grid}.ccard .cell{background:#00000042;border-radius:16px;padding:12px 14px;font-size:20px;font-weight:800}.ccard .cell small{opacity:.85;font-size:13px;font-weight:700;display:block}.ccard .url{opacity:.85;font-size:14px}table.t{border-collapse:collapse;width:100%;font-size:15px}table.t th,table.t td{text-align:left;border-bottom:1px solid var(--line);vertical-align:top;padding:8px 6px}details summary{cursor:pointer;font-weight:800}.made-by{color:var(--text);font-weight:700}.made-by-card{background:linear-gradient(135deg,#7c5cff47,#00d4aa2e);align-items:center;gap:16px;display:flex}.made-by-emoji{font-size:40px;line-height:1}.lesson-card{color:inherit;align-items:flex-start;gap:16px;text-decoration:none;display:flex}.lesson-card:hover{border-color:var(--accent)}.lesson-emoji{font-size:40px;line-height:1}.lesson-title{font-size:20px}.lesson{max-width:760px}.lesson-nav{gap:12px;margin-top:8px}.prose{font-size:18px;line-height:1.65}.prose h2{margin:1.8em 0 .5em;font-size:26px}.prose h3{margin:1.4em 0 .4em;font-size:20px}.prose p,.prose ul,.prose ol{margin:.8em 0}.prose li{margin:.35em 0}.prose ul,.prose ol{padding-left:1.4em}.prose a{color:var(--mint)}.prose code{background:var(--card2);border-radius:6px;padding:2px 6px;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:.9em}.prose pre{border:1px solid var(--line);background:#0a0d1f;border-radius:14px;margin:1em 0;padding:14px 16px;overflow-x:auto}.prose pre code{white-space:pre;background:0 0;padding:0;font-size:15px;line-height:1.55}.callout{border:1px solid var(--line);background:var(--card);border-radius:14px;margin:1em 0;padding:12px 16px}.callout-tip{border-color:var(--accent)}.callout-warn{border-color:var(--warn)}.callout-ok,.callout-goal{border-color:var(--mint)}.lesson-body{flex-direction:column;gap:6px;min-width:0;display:flex}.lesson-meta{flex-wrap:wrap;gap:8px;margin-top:4px;display:flex}