:root{--pink: #ff005c;--pink-h: #ff1f69;--pink-a: #cd0248;--bg: #faf8f6;--surface: #fff;--surface-2: #f1edea;--fg: #171214;--muted: #6f666a;--line: rgba(23,18,20,.09);--shadow: 0 1px 2px rgba(23,18,20,.06), 0 8px 24px rgba(23,18,20,.07);--gut: 16px;--tab: 64px;--sat: env(safe-area-inset-top, 0px);--sab: env(safe-area-inset-bottom, 0px);font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,sans-serif;font-feature-settings:"cv01","ss03";color-scheme:light}:root[data-theme=dark]{--bg: #0a0a0c;--surface: #151214;--surface-2: #1d191a;--fg: #f4f1f2;--muted: #9b9296;--line: rgba(255,255,255,.09);--shadow: 0 1px 2px rgba(0,0,0,.4), 0 8px 24px rgba(0,0,0,.35);color-scheme:dark}*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}html,body{margin:0;background:var(--bg);color:var(--fg);overscroll-behavior-y:none}body{min-height:100dvh;font-size:15px;line-height:1.45;-webkit-font-smoothing:antialiased}body.lock{overflow:hidden}a{color:inherit;text-decoration:none}button{font:inherit;color:inherit;cursor:pointer;border:0;background:none;padding:0;touch-action:manipulation}h1,h2,h3,h4,p{margin:0}small{font-size:12.5px}.muted{color:var(--muted)}.tiny{font-size:12px;color:var(--muted);text-align:center;margin-top:14px;display:flex;gap:6px;justify-content:center;align-items:center}.eyebrow{font-family:JetBrains Mono,monospace;font-size:11px;letter-spacing:.08em;text-transform:uppercase;color:var(--muted)}.app{min-height:100dvh;padding-bottom:calc(var(--tab) + var(--sab) + 12px);max-width:720px;margin:0 auto}.app.no-tabs{padding-bottom:0}.page{padding:0 0 24px}.top{display:flex;align-items:center;gap:10px;padding:calc(var(--sat) + 14px) var(--gut) 10px}.top.sticky{position:sticky;top:0;z-index:20;background:color-mix(in srgb,var(--bg) 88%,transparent);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px)}.logo{font-size:22px;font-weight:500;letter-spacing:-.04em}.logo b{font-weight:700}.logo span{color:var(--pink)}.h1{font-size:26px;font-weight:500;letter-spacing:-.04em}.tabbar{position:fixed;z-index:30;left:0;right:0;bottom:0;display:flex;justify-content:space-around;max-width:720px;margin:0 auto;padding:6px 6px calc(6px + var(--sab));background:color-mix(in srgb,var(--surface) 90%,transparent);backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);border-top:1px solid var(--line)}.tab{flex:1;min-height:48px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px;color:var(--muted);font-size:10.5px;font-weight:500;border-radius:12px}.tab.on{color:var(--pink)}.btn{min-height:52px;padding:0 22px;border-radius:999px;font-weight:600;font-size:16px;display:inline-flex;align-items:center;justify-content:center;gap:8px;width:100%;transition:transform .12s,background .15s}.btn:active{transform:scale(.98)}.btn-primary{background:var(--pink);color:#fff}.btn-primary:hover{background:var(--pink-h)}.btn-primary:active{background:var(--pink-a)}.btn-ghost{background:var(--surface-2);color:var(--fg)}.btn-ghost.done{color:#1fb36b}.btn-google{background:#fff;color:#1f1f1f;border:1px solid #dadce0}.link-btn{display:block;margin:14px auto 0;color:var(--pink);font-weight:600;min-height:44px}.icon-btn{width:44px;height:44px;display:inline-grid;place-items:center;border-radius:50%}.chip-btn{min-width:44px;height:36px;padding:0 8px;border-radius:10px;font-weight:600;font-size:13px}.chips{display:flex;gap:8px;padding:6px var(--gut) 10px}.chips.wrap{flex-wrap:wrap;padding:0 0 8px}.scroll-x{overflow-x:auto;scrollbar-width:none;scroll-snap-type:x proximity}.scroll-x::-webkit-scrollbar{display:none}.chip{flex:none;min-height:40px;padding:0 14px;border-radius:999px;border:1px solid var(--line);background:var(--surface);display:inline-flex;align-items:center;gap:6px;font-weight:500;font-size:14px;white-space:nowrap;scroll-snap-align:start}.chip.on{background:var(--fg);color:var(--bg);border-color:var(--fg)}.searchbar{margin:4px var(--gut) 6px;width:calc(100% - 2 * var(--gut));min-height:48px;border-radius:16px;background:var(--surface);border:1px solid var(--line);box-shadow:var(--shadow);display:flex;align-items:center;gap:10px;padding:0 14px;color:var(--muted);font-size:16px;text-align:left}.searchfield{flex:1;display:flex;align-items:center;gap:8px;min-height:48px;padding:0 14px;border-radius:16px;background:var(--surface);border:1px solid var(--line);color:var(--muted)}.searchfield input{flex:1;min-width:0;border:0;outline:0;background:none;font:inherit;font-size:16px;color:var(--fg)}.filter-btn{position:relative;width:48px;height:48px;border-radius:16px;background:var(--surface);border:1px solid var(--line);display:grid;place-items:center}.filter-btn.on{background:var(--fg);color:var(--bg)}.filter-btn i{position:absolute;top:-4px;right:-4px;min-width:18px;height:18px;border-radius:9px;background:var(--pink);color:#fff;font-size:11px;font-style:normal;display:grid;place-items:center}.resultbar{display:flex;justify-content:space-between;padding:4px var(--gut) 10px;font-weight:600;font-size:14px}.resultbar .muted{font-weight:400}.shelf{margin-top:22px}.shelf header{display:flex;justify-content:space-between;align-items:baseline;padding:0 var(--gut) 10px}.shelf h2{font-size:19px;font-weight:600;letter-spacing:-.03em}.shelf header a{color:var(--pink);font-weight:600;font-size:13px;display:inline-flex;align-items:center;min-height:32px}.rail{display:flex;gap:12px;overflow-x:auto;padding:2px var(--gut) 8px;scroll-snap-type:x mandatory;scroll-padding-left:var(--gut);scrollbar-width:none}.rail::-webkit-scrollbar{display:none}.rail .card{flex:none;width:68%;max-width:280px;scroll-snap-align:start}.grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px 12px;padding:0 var(--gut)}.card{position:relative;display:block}.card .cover{border-radius:16px;box-shadow:var(--shadow)}.card-body{padding:9px 2px 0;display:flex;flex-direction:column;gap:3px}.card h3{font-size:14.5px;font-weight:600;letter-spacing:-.02em;line-height:1.25;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;min-height:2.5em}.card .cover-mark{display:none}.rank{position:absolute;z-index:2;left:8px;bottom:-6px;font-size:84px;font-weight:700;line-height:1;letter-spacing:-.08em;color:transparent;-webkit-text-stroke:2px #fff;text-shadow:0 2px 10px rgba(0,0,0,.35);pointer-events:none}.cover{position:relative;width:100%;overflow:hidden;display:flex;align-items:flex-end}.cover-mark{position:absolute;left:12px;right:12px;bottom:10px;color:#fff;font-weight:700;font-size:18px;letter-spacing:-.04em;line-height:1.05;text-shadow:0 2px 12px rgba(0,0,0,.35)}.badge{position:absolute;top:8px;left:8px;background:var(--pink);color:#fff;font-style:normal;font-size:11px;font-weight:700;padding:3px 8px;border-radius:999px}.heart{position:absolute;top:4px;right:4px;width:44px;height:44px;display:grid;place-items:center;color:#fff;filter:drop-shadow(0 1px 4px rgba(0,0,0,.5));z-index:3}.heart.on{color:var(--pink)}.stars{display:inline-flex;align-items:center;gap:3px;font-size:12.5px;font-weight:600;color:#e8a100}.stars i{color:var(--muted);font-style:normal;font-weight:400;margin-left:2px}.price{display:flex;align-items:baseline;gap:6px}.price b{font-size:16px;font-weight:700;letter-spacing:-.02em}.price b.free{color:#1fb36b}.price s{font-size:12px;color:var(--muted)}.empty{text-align:center;padding:56px 28px;display:flex;flex-direction:column;gap:10px;align-items:center}.empty b{font-size:18px}.empty p{color:var(--muted)}.empty .btn{width:auto;margin-top:8px}.sheet-wrap{position:fixed;top:0;right:0;bottom:0;left:0;z-index:100;display:flex;align-items:flex-end;justify-content:center}.backdrop{position:absolute;top:0;right:0;bottom:0;left:0;background:#0a08098c;animation:fade .2s}.sheet{position:relative;width:100%;max-width:560px;max-height:92dvh;display:flex;flex-direction:column;background:var(--surface);border-radius:28px 28px 0 0;box-shadow:0 -10px 40px #00000040;animation:rise .28s cubic-bezier(.2,.8,.2,1);color:var(--fg)}:root:not([data-theme=dark]) .sheet{background:#fff}.grip{width:40px;height:4px;border-radius:2px;background:var(--line);margin:8px auto 0}.sheet header{display:flex;justify-content:space-between;align-items:center;padding:6px 8px 0 20px}.sheet h2{font-size:20px;font-weight:600;letter-spacing:-.03em}.sheet-body{overflow-y:auto;padding:10px 20px calc(20px + var(--sab));overscroll-behavior:contain}.sheet-body>*+*{margin-top:12px}.sheet h4{font-size:13px;color:var(--muted);font-weight:600;margin-top:18px;margin-bottom:8px}.sheet-actions{display:grid;grid-template-columns:1fr 2fr;gap:10px;margin-top:20px}.or{display:flex;align-items:center;gap:12px;color:var(--muted);font-size:12.5px}.or:before,.or:after{content:"";flex:1;height:1px;background:var(--line)}.field{display:flex;flex-direction:column;gap:6px;font-size:13px;font-weight:600;color:var(--muted);margin-bottom:12px}.field input{min-height:52px;border-radius:14px;border:1px solid var(--line);background:var(--surface-2);padding:0 14px;font:inherit;font-size:16px;color:var(--fg);outline:0}.field input:focus{border-color:var(--pink);box-shadow:0 0 0 3px #ff005c26}.row2{display:grid;grid-template-columns:1fr 1fr;gap:10px}.pay-course{display:flex;gap:12px;align-items:center}.pay-course b{display:block}.pay-thumb{width:56px;flex:none;border-radius:12px;overflow:hidden}.pay-total{display:flex;justify-content:space-between;align-items:baseline;padding:12px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.pay-total b{font-size:24px;letter-spacing:-.03em}.seg{display:grid;grid-template-columns:1fr 1fr;gap:4px;padding:4px;background:var(--surface-2);border-radius:14px}.seg button{min-height:44px;border-radius:11px;font-weight:600;display:inline-flex;gap:8px;align-items:center;justify-content:center;color:var(--muted)}.seg button.on{background:var(--surface);color:var(--fg);box-shadow:var(--shadow)}.pixcode{width:100%;border-radius:12px;border:1px dashed var(--line);background:var(--surface-2);color:var(--muted);font-family:JetBrains Mono,monospace;font-size:12px;padding:10px;resize:none}.hero{position:relative}.hero .cover{border-radius:0 0 28px 28px}.float-left{position:absolute;top:calc(var(--sat) + 10px);left:10px;background:#0a080980;color:#fff;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px)}.float-right .heart{top:calc(var(--sat) + 6px);right:10px}.course-info{padding:18px var(--gut) 120px;display:flex;flex-direction:column;gap:8px}.course-info h1{font-size:28px;font-weight:500;letter-spacing:-.045em;line-height:1.1}.course-info h3{font-size:17px;font-weight:600;margin-top:20px;letter-spacing:-.02em}.meta{display:flex;flex-wrap:wrap;gap:6px 14px;align-items:center;font-size:13px;color:var(--muted)}.buybox{margin-top:10px;padding:14px 16px;border-radius:18px;background:var(--surface);border:1px solid var(--line);box-shadow:var(--shadow)}.buybox .price b{font-size:26px}.buybox small{color:var(--muted);display:block;margin-top:2px}.ticks{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:8px}.ticks li{display:flex;gap:8px;align-items:flex-start}.ticks svg{color:var(--pink);flex:none;margin-top:3px}.mods{display:flex;flex-direction:column;gap:8px}.mod{border:1px solid var(--line);border-radius:16px;background:var(--surface);overflow:hidden}.mod>button{width:100%;min-height:56px;display:flex;justify-content:space-between;align-items:center;padding:0 16px;font-weight:600;text-align:left}.mod>button small{display:block;color:var(--muted);font-weight:400}.les-row{display:flex;align-items:center;gap:10px;padding:11px 16px;border-top:1px solid var(--line);font-size:14px;color:var(--muted)}.les-row span{flex:1;color:var(--fg)}.les-row em{font-style:normal;font-size:12px}.cta-bar{position:fixed;z-index:25;left:0;right:0;bottom:0;max-width:720px;margin:0 auto;display:flex;align-items:center;gap:14px;padding:12px var(--gut) calc(12px + var(--sab));background:color-mix(in srgb,var(--surface) 92%,transparent);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border-top:1px solid var(--line)}.cta-bar .btn{flex:1}.cta-price b{font-size:20px}.cta-price small{display:block;color:var(--muted)}.premium{min-height:100dvh;background:var(--bg);color:var(--fg);padding-bottom:110px}.ptop{display:flex;align-items:center;gap:6px;padding:calc(var(--sat) + 8px) 8px 8px}.ptop>div{display:flex;flex-direction:column;min-width:0}.ptop b{white-space:nowrap;overflow:hidden;text-overflow:ellipsis;font-weight:600}.stage{position:sticky;top:0;z-index:15;background:#000}.poster{aspect-ratio:16/9;position:relative;display:grid;place-items:center}.lock-pill{position:absolute;top:10px;left:10px;display:inline-flex;gap:6px;align-items:center;background:#0000008c;padding:5px 10px;border-radius:999px;font-size:12px;font-weight:600}.lesson-head{padding:18px var(--gut) 10px;display:flex;flex-direction:column;gap:8px}.lesson-head h1{font-size:24px;font-weight:500;letter-spacing:-.04em;line-height:1.15}.lesson-actions{display:flex;flex-direction:column;gap:10px;margin-top:8px}.progress{height:3px;border-radius:2px;background:var(--line);overflow:hidden;margin-top:4px}.progress i{display:block;height:100%;background:var(--pink);transition:width .4s}.progress.light{margin:8px 0 4px}.plist{padding:8px var(--gut)}.plist h3{font-size:13px;color:var(--muted);text-transform:uppercase;letter-spacing:.08em;font-family:JetBrains Mono,monospace;margin:20px 0 8px;font-weight:500}.prow{width:100%;display:flex;gap:12px;align-items:center;text-align:left;min-height:60px;padding:8px 12px;border-radius:16px;border:1px solid transparent}.prow.cur{background:var(--surface);border-color:var(--line);box-shadow:var(--shadow)}.dot{width:32px;height:32px;border-radius:50%;display:grid;place-items:center;background:var(--surface-2);flex:none;color:var(--muted)}.dot.ok{background:#1fb36b;color:#fff}.ptitle{display:flex;flex-direction:column;font-weight:500}.ptitle small{color:var(--muted);font-weight:400}.cta-bar.dark{background:color-mix(in srgb,var(--surface) 92%,transparent)}.player{position:relative;aspect-ratio:16/9;background:#000;overflow:hidden;user-select:none;-webkit-user-select:none}.player:fullscreen{aspect-ratio:auto;width:100vw;height:100dvh}.player-video{position:absolute;top:0;right:0;bottom:0;left:0}.player-video iframe{position:absolute;left:0;top:-100%;width:100%;height:300%;border:0;pointer-events:none}.curtain{position:absolute;top:0;right:0;bottom:0;left:0;z-index:3;display:flex;align-items:flex-start;padding:14px;pointer-events:none}.curtain-title{font-weight:600;font-size:15px;letter-spacing:-.02em;max-width:80%;text-shadow:0 1px 8px rgba(0,0,0,.5)}.shield{position:absolute;top:0;right:0;bottom:0;left:0;z-index:4;width:100%;height:100%;background:transparent;cursor:pointer}.big-play{position:absolute;z-index:6;top:50%;left:50%;transform:translate(-50%,-50%);width:68px;height:68px;border-radius:50%;background:var(--pink);color:#fff;display:grid;place-items:center;box-shadow:0 10px 30px #ff005c73}.big-play.static{z-index:2}.big-play:disabled{background:#fff3;box-shadow:none}.spin{width:24px;height:24px;border-radius:50%;border:3px solid rgba(255,255,255,.35);border-top-color:#fff;animation:spin .8s linear infinite}.controls{position:absolute;z-index:7;left:0;right:0;bottom:0;display:flex;align-items:center;gap:4px;padding:18px 6px 4px;color:#fff;background:linear-gradient(transparent,#000000bf)}.time{font-family:JetBrains Mono,monospace;font-size:11.5px;min-width:34px;text-align:center}.seek{flex:1;min-width:0;-webkit-appearance:none;-moz-appearance:none;appearance:none;height:44px;background:transparent;margin:0}.seek::-webkit-slider-runnable-track{height:4px;border-radius:2px;background:linear-gradient(90deg,var(--pink) var(--p),rgba(255,255,255,.3) var(--p))}.seek::-moz-range-track{height:4px;border-radius:2px;background:#ffffff4d}.seek::-moz-range-progress{height:4px;background:var(--pink)}.seek::-webkit-slider-thumb{-webkit-appearance:none;width:18px;height:18px;border-radius:50%;background:#fff;margin-top:-7px}.seek::-moz-range-thumb{width:18px;height:18px;border:0;border-radius:50%;background:#fff}.list{padding:0 var(--gut);display:flex;flex-direction:column;gap:12px}.row-card{display:flex;align-items:center;gap:12px;padding:10px;border-radius:18px;background:var(--surface);border:1px solid var(--line);box-shadow:var(--shadow)}.row-card .thumb{width:72px;flex:none;border-radius:12px;overflow:hidden}.grow{flex:1;min-width:0}.profile{display:flex;gap:12px;align-items:center}.profile small{display:block}.avatar{width:52px;height:52px;border-radius:50%;background:var(--pink);color:#fff;display:grid;place-items:center;font-weight:700;font-size:20px}.group{margin:12px var(--gut) 0;border-radius:18px;background:var(--surface);border:1px solid var(--line);overflow:hidden}.list .group{margin:0}.line{width:100%;min-height:56px;display:flex;justify-content:space-between;align-items:center;gap:12px;padding:8px 16px;text-align:left}.line+.line{border-top:1px solid var(--line)}.line.danger{color:#e5484d;font-weight:600}.line small{text-align:right;max-width:55%}@keyframes fade{0%{opacity:0}}@keyframes rise{0%{transform:translateY(100%)}}@keyframes spin{to{transform:rotate(1turn)}}@media (prefers-reduced-motion: reduce){*{animation-duration:.01ms!important;transition-duration:.01ms!important;scroll-behavior:auto!important}}@media (min-width: 640px){.grid{grid-template-columns:repeat(3,1fr)}.rail .card{width:220px}}.cover-img{position:absolute;top:0;right:0;bottom:0;left:0;width:100%;height:100%;object-fit:cover}.cover-shade{position:absolute;top:0;right:0;bottom:0;left:0;background:linear-gradient(transparent 55%,#00000073);pointer-events:none}.card .cover-shade{background:linear-gradient(transparent 70%,#0000004d)}.err{color:#e5484d;font-size:14px;font-weight:500}.ok{color:#1fb36b;font-size:14px;font-weight:500}.field small{font-weight:400}.field select,.field textarea{border-radius:14px;border:1px solid var(--line);background:var(--surface-2);padding:12px 14px;font:inherit;font-size:16px;color:var(--fg);outline:0;min-height:52px}.btn:disabled{opacity:.6}.notice{padding:16px;border-radius:16px;background:var(--surface-2)}.notice p{color:var(--muted);margin-top:4px}.qr{width:200px;height:200px;display:block;margin:0 auto;border-radius:14px;background:#fff;padding:8px;image-rendering:pixelated}.g-btn{min-height:44px;display:flex;justify-content:center}.desc{margin-top:4px;line-height:1.5}.spin.dark{display:inline-block;border-color:var(--line);border-top-color:var(--pink);width:20px;height:20px;border-width:2px;vertical-align:-4px;margin-right:6px}.poster-img{position:absolute;top:0;right:0;bottom:0;left:0;width:100%;height:100%;object-fit:cover;opacity:.38;filter:saturate(1.1)}.poster .big-play,.poster .lock-pill{z-index:2}.poster>.spin{position:absolute;z-index:3}.admin .top{gap:4px}.stats{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;padding:4px var(--gut) 8px}.stats div{background:var(--surface);border:1px solid var(--line);border-radius:16px;padding:12px;display:flex;flex-direction:column}.stats b{font-size:20px;letter-spacing:-.03em}.stats span{font-size:12px;color:var(--muted)}.sec{font-size:13px;color:var(--muted);text-transform:uppercase;letter-spacing:.08em;font-family:JetBrains Mono,monospace;font-weight:500;margin-top:14px!important}.group.pad{padding:14px;display:flex;flex-direction:column;gap:10px;margin:0}.group.pad .field{margin-bottom:0}.block{display:block}.okc{color:#1fb36b}.check{display:flex;align-items:center;gap:10px;min-height:44px;font-size:15px}.check input{width:22px;height:22px;accent-color:var(--pink)}.cover-edit{border-radius:14px;overflow:hidden}.file{cursor:pointer}.mod-head{display:flex;align-items:center;gap:2px}.plain{flex:1;min-width:0;min-height:44px;border:0;border-bottom:1px solid var(--line);background:none;font:inherit;font-size:16px;color:var(--fg);outline:0}.plain:focus{border-color:var(--pink)}.mod-head .plain{font-weight:600}.lesson-edit{display:flex;flex-direction:column;gap:2px;padding:8px 0;border-top:1px dashed var(--line)}.lesson-row{display:flex;align-items:center;gap:8px}.plain.min{flex:none;width:52px;text-align:center}.danger-t{color:#e5484d!important}.list>.btn,.list>a.btn{width:100%}.row-card small{display:block}.deskbar{display:none}@media (min-width: 1024px){:root{--gut: 0px}.tabbar{display:none}.mobile-only,.top.brand{display:none!important}.app,.app.no-tabs{max-width:1280px;padding:0 40px 56px}.deskbar{display:block;position:sticky;top:0;z-index:40;background:color-mix(in srgb,var(--bg) 88%,transparent);-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}.deskbar-in{max-width:1280px;margin:0 auto;padding:0 40px;height:68px;display:flex;align-items:center;gap:32px}.deskbar .logo{font-size:24px;flex:none}.deskbar-search{flex:1;max-width:560px;display:flex;align-items:center;gap:10px;min-height:44px;padding:0 16px;border-radius:999px;background:var(--surface);border:1px solid var(--line);color:var(--muted)}.deskbar-search:focus-within{border-color:var(--pink);box-shadow:0 0 0 3px #ff005c1f}.deskbar-search input{flex:1;min-width:0;border:0;outline:0;background:none;font:inherit;font-size:15px;color:var(--fg)}.deskbar nav{margin-left:auto;display:flex;gap:4px}.dlink{padding:10px 16px;border-radius:999px;font-weight:500;color:var(--muted);transition:background .15s,color .15s}.dlink:hover{background:var(--surface-2);color:var(--fg)}.dlink.on{color:var(--pink);font-weight:600}.page{padding-top:24px}.top{padding:8px 0 16px}.top.sticky{top:68px;padding-top:12px}.h1{font-size:34px}.chips{padding:0 0 14px}.chips.scroll-x{flex-wrap:wrap;overflow:visible}.chip{transition:background .15s,border-color .15s}.chip:not(.on):hover{border-color:var(--pink)}.searchfield{max-width:560px}.resultbar{padding:4px 0 14px;font-size:15px}.shelf{margin-top:36px}.shelf h2{font-size:24px}.shelf header{padding:0 0 14px}.rail{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:20px;overflow:visible;padding:0;scroll-snap-type:none}.rail .card{width:auto;max-width:none}.rail .card:nth-child(n+6){display:none}.grid{grid-template-columns:repeat(4,minmax(0,1fr));gap:28px 20px;padding:0}.card{transition:transform .18s}.card:hover{transform:translateY(-3px)}.card h3{font-size:15.5px}.card .cover{border-radius:18px}.rank{font-size:96px}.list{padding:0;max-width:760px}.group{margin:16px 0 0;max-width:760px}.list .group{max-width:none}.empty{padding:80px 28px}.admin{max-width:980px;margin:0 auto}.stats{padding:4px 0 8px}.sheet-wrap{align-items:center}.sheet{border-radius:28px;max-height:88dvh}.course-page{display:grid;grid-template-columns:minmax(0,1fr) 380px;column-gap:48px;align-items:start}.course-page>.hero,.course-page>.course-info{grid-column:1}.hero .cover{border-radius:24px;aspect-ratio:16/9!important}.float-left{top:14px;left:14px}.float-right .heart{top:10px;right:14px}.course-info{padding:24px 0}.course-info h1{font-size:40px}.course-info .buybox{display:none}.course-page .cta-bar{position:sticky;top:92px;grid-column:2;grid-row:1 / span 2;flex-direction:column;align-items:stretch;gap:16px;max-width:none;margin:0;padding:24px;border:1px solid var(--line);border-radius:24px;background:var(--surface);box-shadow:var(--shadow)}.course-page .cta-price{display:flex;flex-direction:column}.course-page .cta-price b{font-size:32px}.premium{display:grid;grid-template-columns:minmax(0,1fr) 400px;grid-template-rows:auto auto 1fr;column-gap:40px;align-content:start;max-width:1440px;margin:0 auto;padding:0 40px 40px}.premium>.ptop{grid-column:1 / -1;padding:14px 0}.premium>.stage{grid-column:1;position:static;border-radius:20px;overflow:hidden}.premium>.lesson-head{grid-column:1;padding:22px 0 0}.lesson-head h1{font-size:32px}.lesson-actions{flex-direction:row;flex-wrap:wrap}.lesson-actions .btn{width:auto;min-height:48px;font-size:15px}.premium>.plist{grid-column:2;grid-row:2 / span 2;position:sticky;top:16px;max-height:calc(100dvh - 32px);overflow-y:auto;padding:4px 8px 16px 0;scrollbar-width:thin}.premium .cta-bar{position:sticky;grid-column:1 / -1;bottom:0;max-width:none;margin:0 -40px;padding:14px 40px}.premium .cta-bar .btn{flex:none;width:auto;padding:0 36px}.premium .cta-bar{justify-content:center}}@media (min-width: 1400px){.rail{grid-template-columns:repeat(6,minmax(0,1fr))}.rail .card:nth-child(n+6){display:block}.rail .card:nth-child(n+7){display:none}.grid{grid-template-columns:repeat(5,minmax(0,1fr))}}.vol{display:flex;align-items:center}.vol-range{flex:none;width:0;opacity:0;transition:width .18s,opacity .18s;padding:0}.vol:hover .vol-range,.vol:focus-within .vol-range{width:72px;opacity:1}@media (hover: none){.vol-range{display:none}}.rate{position:relative}.rate-menu{position:absolute;right:0;bottom:46px;display:flex;flex-direction:column;min-width:84px;padding:6px;border-radius:14px;background:#0c0a0bf5;border:1px solid rgba(255,255,255,.12);box-shadow:0 10px 30px #00000080;z-index:9}.rate-menu button{min-height:40px;padding:0 14px;border-radius:9px;text-align:left;font-weight:500;color:#fff}.rate-menu button:hover{background:#ffffff1a}.rate-menu button.on{color:var(--pink);font-weight:700}@media (hover: none){.vol{display:none}}@media (max-width: 640px){.rate-menu{flex-direction:row;bottom:44px;right:-40px}.rate-menu button{min-height:36px;padding:0 10px}}.foot{margin-top:36px;padding:22px var(--gut) 8px;text-align:center;color:var(--muted)}.foot nav{display:flex;justify-content:center;flex-wrap:wrap;gap:6px 18px;margin-bottom:6px}.foot a{font-size:13px;min-height:32px;display:inline-flex;align-items:center}.foot a:hover{color:var(--pink)}.narrow{padding:0 var(--gut);max-width:440px}.plain-link{color:var(--muted);font-weight:500;margin-top:0}.legal-note a{color:var(--pink);text-decoration:underline}.legal .top{gap:4px}.legal .h1{font-size:24px}.doc{padding:0 var(--gut) 24px;max-width:760px;line-height:1.6}.doc h2{font-size:18px;letter-spacing:-.02em;margin:24px 0 6px}.doc p+p,.doc ul{margin-top:8px}.doc ul{padding-left:20px}.doc li{margin:6px 0}.doc a{color:var(--pink);text-decoration:underline}.cert-actions{display:flex;gap:10px;flex-wrap:wrap;padding:0 var(--gut) 16px}.cert-actions .btn{width:auto;min-height:46px;font-size:15px}.cert{margin:0 var(--gut);padding:34px 22px;text-align:center;background:#fff;color:#171214;border-radius:22px;border:6px double #ff005c;display:flex;flex-direction:column;align-items:center;gap:10px;box-shadow:var(--shadow)}.cert .eyebrow{color:#6f666a;letter-spacing:.18em}.cert p{color:#4b4448}.cert h1{font-size:clamp(26px,6vw,44px);font-weight:600;letter-spacing:-.04em;line-height:1.1;color:#ff005c}.cert h2{font-size:clamp(20px,4vw,30px);font-weight:600;letter-spacing:-.03em;line-height:1.2}.cert-brand{font-size:22px;font-weight:500;letter-spacing:-.04em}.cert-brand b{font-weight:700}.cert-brand i{font-style:normal;color:#ff005c}.cert small{margin-top:18px;color:#6f666a;line-height:1.6;word-break:break-all}@media (min-width: 1024px){.cert{max-width:980px;margin:0 auto;padding:56px 64px}.cert-actions{justify-content:center}.foot{padding:28px 0 8px}}@media print{body{background:#fff!important}.deskbar,.tabbar,.foot,.cert-actions,.sheet-wrap{display:none!important}.app{max-width:none!important;padding:0!important}.page{padding:0!important}.cert{box-shadow:none;margin:0;max-width:none;min-height:90vh;justify-content:center;border-radius:0}@page{size:A4 landscape;margin:10mm}}.sheet.full{max-width:none;width:100%;height:100dvh;max-height:100dvh;border-radius:0;box-shadow:none;background:var(--bg);animation:fade .2s}:root:not([data-theme=dark]) .sheet.full{background:var(--bg)}.sheet.full .grip{display:none}.sheet.full header{padding:calc(var(--sat) + 10px) 8px 4px;gap:4px}.sheet.full header h2{flex:1;font-size:18px}.sheet.full .sheet-body{width:100%;max-width:520px;margin:0 auto;flex:1;padding:8px 20px calc(24px + var(--sab))}.pay-summary{display:flex;justify-content:space-between;align-items:baseline;gap:12px;padding:14px 16px;border-radius:16px;background:var(--surface);border:1px solid var(--line)}.pay-summary span{color:var(--muted);min-width:0}.pay-summary b{font-size:22px;letter-spacing:-.03em;white-space:nowrap}.pay-h{font-size:20px;font-weight:600;letter-spacing:-.03em;margin-top:10px!important}.pay-opt{width:100%;display:flex;align-items:center;gap:14px;text-align:left;min-height:76px;padding:12px 16px;border-radius:18px;background:var(--surface);border:1px solid var(--line);box-shadow:var(--shadow);transition:border-color .15s,transform .12s}.pay-opt:hover{border-color:var(--pink)}.pay-opt:active{transform:scale(.99)}.pay-opt b{display:block;font-size:17px}.pay-opt small{display:block;color:var(--muted);margin-top:2px}.pay-ico{width:48px;height:48px;flex:none;display:grid;place-items:center;border-radius:14px;background:color-mix(in srgb,var(--pink) 12%,transparent);color:var(--pink)}.center{text-align:center}@media (min-width: 1024px){.sheet-wrap.full{align-items:stretch}.sheet.full{border-radius:0}.sheet.full .sheet-body{padding-top:24px}}.paid{position:fixed;top:0;right:0;bottom:0;left:0;z-index:300;display:grid;place-items:center;padding:24px;background:#0a0809bd;backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px);animation:paid-in .25s ease-out,paid-out .4s ease-in 3.2s forwards}.paid-card{position:relative;width:min(360px,100%);padding:34px 24px 28px;border-radius:28px;text-align:center;background:var(--surface);color:var(--fg);box-shadow:0 24px 70px #00000073;display:flex;flex-direction:column;align-items:center;gap:6px;animation:paid-pop .5s cubic-bezier(.2,1.3,.4,1)}.paid-card h2{font-size:24px;letter-spacing:-.04em;margin-top:10px}.paid-card p{font-weight:600}.paid-card small{color:var(--muted)}.paid-svg{width:92px;height:92px;display:block}.paid-circle{fill:#1fb36b;stroke:none;transform-origin:26px 26px;animation:paid-circle .5s cubic-bezier(.2,1.2,.4,1) both}.paid-check{fill:none;stroke:#fff;stroke-width:4;stroke-linecap:round;stroke-linejoin:round;stroke-dasharray:36;stroke-dashoffset:36;animation:paid-draw .45s ease-out .35s forwards}.paid-burst{position:absolute;top:80px;left:50%;width:0;height:0;pointer-events:none}.paid-burst i{position:absolute;width:9px;height:9px;margin:-4.5px;border-radius:50%;background:var(--c);opacity:0;animation:paid-fly .9s ease-out .3s forwards}@keyframes paid-in{0%{opacity:0}}@keyframes paid-out{to{opacity:0;visibility:hidden}}@keyframes paid-pop{0%{transform:scale(.82) translateY(14px);opacity:0}}@keyframes paid-circle{0%{transform:scale(0)}}@keyframes paid-draw{to{stroke-dashoffset:0}}@keyframes paid-fly{0%{opacity:1;transform:rotate(var(--a)) translate(30px) scale(.6)}to{opacity:0;transform:rotate(var(--a)) translate(var(--d)) scale(1)}}.mbar{position:sticky;top:0;z-index:35;display:flex;align-items:center;padding:calc(var(--sat) + 8px) var(--gut) 6px;min-height:calc(var(--sat) + 46px);background:color-mix(in srgb,var(--bg) 90%,transparent);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}.mbar .logo{font-size:22px;display:inline-flex;align-items:center;min-height:36px}.top.brand{display:none}.top.sticky{top:calc(var(--sat) + 46px)}.logo.small{font-size:17px;padding:0 12px 0 6px;display:inline-flex;align-items:center;min-height:44px;flex:none}.ptop .grow{flex:1;min-width:0}.prow-wrap{display:flex;align-items:center;gap:6px}.prow-wrap .prow{flex:1;min-width:0}.chk{width:44px;height:44px;flex:none;display:grid;place-items:center;border-radius:50%;border:2px solid var(--line);color:var(--muted);filter:grayscale(1);opacity:.5;transition:background .2s,border-color .2s,opacity .2s}.chk.ready{border-color:#1fb36b;color:#1fb36b;filter:none;opacity:1}.chk.on{background:#1fb36b;border-color:#1fb36b;color:#fff;filter:none;opacity:1}.lesson-nav{display:grid;grid-template-columns:1fr 1fr;gap:10px}.lesson-nav .btn{min-height:48px;font-size:15px}.lesson-nav .btn:disabled{opacity:.4}.toast{position:fixed;left:50%;bottom:calc(24px + var(--sab));transform:translate(-50%);z-index:60;width:min(92vw,420px);padding:14px 18px;border-radius:16px;background:#1b1719;color:#fff;border:1px solid rgba(255,255,255,.14);box-shadow:0 12px 40px #00000080;font-size:14.5px;line-height:1.4;animation:rise .25s cubic-bezier(.2,.8,.2,1)}.premium .cta-bar~.toast,.premium:has(.cta-bar) .toast{bottom:calc(96px + var(--sab))}@media (min-width: 1024px){.mbar{display:none}.top.sticky{top:68px}.lesson-actions .lesson-nav{display:flex}.lesson-actions .lesson-nav .btn{width:auto;min-width:150px}}.adm-head{display:flex;align-items:center;justify-content:space-between;gap:12px}.adm-head .sec{margin:6px 0!important}.adm-new{width:auto;min-height:44px;font-size:14px;padding:0 18px;flex:none}.adm-bar{display:grid;grid-template-columns:1fr;gap:8px}.adm-search{display:flex;align-items:center;gap:8px;min-height:48px;padding:0 14px;border-radius:14px;background:var(--surface);border:1px solid var(--line);color:var(--muted)}.adm-search input{flex:1;min-width:0;border:0;outline:0;background:none;font:inherit;font-size:16px;color:var(--fg)}.adm-bar select{min-height:46px;border-radius:14px;border:1px solid var(--line);background:var(--surface);padding:0 12px;font:inherit;font-size:15px;color:var(--fg)}.link-btn.inline{display:inline-flex;margin:0;min-height:32px;font-size:13px;align-items:center}.resultbar{align-items:center;padding-left:0;padding-right:0}.adm-list{display:flex;flex-direction:column;gap:10px;transition:opacity .15s}.adm-list.busy{opacity:.55}.pager{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-top:6px;font-size:14px;color:var(--muted)}.pager .btn{width:auto;min-height:44px;font-size:14px;padding:0 16px}.pager .btn:disabled{opacity:.4}.acc{border-radius:16px;background:var(--surface);border:1px solid var(--line);overflow:hidden}.acc>summary{list-style:none;cursor:pointer;padding:0 16px;min-height:52px;display:flex;align-items:center;justify-content:space-between;font-weight:600}.acc>summary::-webkit-details-marker{display:none}.acc>summary:after{content:"+";font-size:22px;font-weight:400;color:var(--muted)}.acc[open]>summary:after{content:"–"}.acc-body{padding:0 12px 12px}.acc-body .group{border:0;margin:0;box-shadow:none}.picker{position:relative}.picker input{width:100%;min-height:52px;border-radius:14px;border:1px solid var(--line);background:var(--surface-2);padding:0 14px;font:inherit;font-size:16px;color:var(--fg);outline:0}.picker ul{list-style:none;margin:6px 0 0;padding:4px;border-radius:14px;background:var(--surface);border:1px solid var(--line);box-shadow:var(--shadow)}.picker li button{width:100%;text-align:left;min-height:44px;padding:0 12px;border-radius:10px;color:var(--fg);font-weight:500}.picker li button:hover{background:var(--surface-2)}.picked{display:flex;align-items:center;justify-content:space-between;gap:10px;min-height:52px;padding:0 14px;border-radius:14px;background:var(--surface-2);color:var(--fg);font-weight:600}.adm-tabs{display:flex;gap:6px;padding:4px;margin:4px 0 12px;border-radius:16px;background:var(--surface-2);overflow-x:auto;scrollbar-width:none}.adm-tabs::-webkit-scrollbar{display:none}.adm-tabs button{flex:1;min-width:84px;min-height:44px;padding:0 14px;border-radius:12px;font-weight:600;color:var(--muted);white-space:nowrap}.adm-tabs button.on{background:var(--surface);color:var(--fg);box-shadow:var(--shadow)}@media (min-width: 720px){.adm-bar{grid-template-columns:1fr 1fr}.adm-search{grid-column:1 / -1}}@media (min-width: 1024px){.adm-bar{grid-template-columns:2fr 1.2fr 1fr 1fr}.adm-search{grid-column:auto}.adm-list{display:grid;grid-template-columns:1fr 1fr}.admin .list{max-width:none}}.more{display:flex;justify-content:center;padding:22px 0 6px}.more .btn{width:auto;min-width:220px}.premium .stage{top:calc(var(--sat) + 46px)}.player,.poster,.curtain,.lock-pill,.curtain-title{color:#fff}@media (min-width: 1024px){.premium .stage{top:auto}.premium>.ptop{padding-top:6px}}.clip{padding:4px 0 6px}.clip-toggle{font-size:14px;text-align:left}.clip-toggle b{font-weight:600}.clip-box{display:flex;flex-direction:column;gap:10px;padding:10px;margin-top:6px;border:1px solid var(--line);border-radius:12px;background:#fff}.clip-video{position:relative;aspect-ratio:16 / 9;background:#000;border-radius:8px;overflow:hidden}.clip-video iframe{position:absolute;top:0;right:0;bottom:0;left:0;width:100%;height:100%;border:0}.clip-hint{margin:0;font-size:13px;color:var(--muted)}.clip-row{display:flex;flex-direction:column;gap:4px}.clip-row .mono{font-variant-numeric:tabular-nums;color:var(--pink)}.clip-range{width:100%;accent-color:var(--pink);height:28px}.clip-btns{display:flex;flex-wrap:wrap;gap:6px}.clip-actions{display:flex;gap:8px;flex-wrap:wrap}.cat-row{display:flex;align-items:center;gap:4px;border-bottom:1px dashed var(--line)}.cat-row .plain.cat-icon{flex:none;width:44px;text-align:center;font-size:20px}.cat-n{flex:none;white-space:nowrap}.emoji-wrap{position:relative;flex:none}.emoji-btn{width:44px;height:44px;font-size:22px;border:1px solid var(--line);border-radius:10px;background:#fff}.emoji-scrim{position:fixed;top:0;right:0;bottom:0;left:0;z-index:40;background:transparent;border:0}.emoji-pop{position:absolute;z-index:41;top:48px;left:0;width:min(320px,86vw);max-height:55vh;overflow:auto;padding:10px;display:flex;flex-direction:column;gap:8px;background:#fff;border:1px solid var(--line);border-radius:14px;box-shadow:0 12px 32px #0000002e}.emoji-grid{display:flex;flex-wrap:wrap;gap:2px}.emoji-grid button{width:40px;height:40px;font-size:22px;border:0;border-radius:8px;background:none}.emoji-grid button:hover,.emoji-grid button.on{background:#f0ebe8}.adm-cards{display:flex;flex-direction:column;gap:10px}.adm-card{display:flex;align-items:center;gap:12px;padding:18px 16px;text-align:left;background:#fff;border:1px solid var(--line);border-radius:16px;min-height:72px}.adm-card b{display:block;font-size:17px}.adm-card small{display:block;margin-top:2px}.adm-back{display:inline-flex;align-items:center;gap:4px;margin-bottom:4px}.user-line{align-items:flex-start;gap:10px}.adm-course-filter{min-width:220px}.usearch{position:relative}.usearch .adm-search{width:100%}.sug{position:absolute;z-index:30;left:0;right:0;top:calc(100% + 4px);margin:0;padding:6px;list-style:none;background:#fff;border:1px solid var(--line);border-radius:14px;box-shadow:0 12px 32px #00000029;max-height:50vh;overflow:auto}.sug button{display:flex;width:100%;align-items:center;justify-content:space-between;gap:10px;padding:11px 12px;border:0;border-radius:10px;background:none;text-align:left;font-size:15px}.sug button:hover,.sug button.on{background:#f3eeeb}.sug small{flex:none;color:var(--muted);font-size:12px}.usearch+.chips{margin-top:10px}.user-line .grow{text-align:left;min-width:0;display:block}.user-line .grow small{display:block;text-align:left}.how-steps{margin:0 0 16px;padding-left:22px;display:flex;flex-direction:column;gap:12px;font-size:16px;line-height:1.45}
