@import "https://fonts.googleapis.com/css2?family=Nunito:wght@400;600;700;800&display=swap";:root{--bg:#f6f7fb;--surface:#fff;--surface-2:#eef1f8;--text:#1d2433;--muted:#5d6679;--border:#dfe3ec;--primary:#5b5bd6;--primary-soft:#e8e8fb;--primary-text:#fff;--accent:#13a89e;--accent-soft:#dcf5f2;--warm:#f2994a;--warm-soft:#fdeedd;--good:#1f9d55;--good-soft:#def5e7;--oops:#c9573a;--oops-soft:#fbe6df;--gold:#e0a400;--hack:#8e44ad;--hack-soft:#f2e6f8;--shadow:0 1px 2px #141e3c0f, 0 4px 16px #141e3c0f;--radius:18px;--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light}@media (prefers-color-scheme:dark){:root:not([data-theme=light]){--bg:#12141c;--surface:#1b1e29;--surface-2:#252a38;--text:#e9ecf3;--muted:#a3abbd;--border:#2f3546;--primary:#8d8df0;--primary-soft:#2b2c52;--primary-text:#12141c;--accent:#3cc7bc;--accent-soft:#173936;--warm:#f3a764;--warm-soft:#3d2c1c;--good:#4cc781;--good-soft:#193628;--oops:#ef8a6e;--oops-soft:#3d221b;--gold:#f2c443;--hack:#c58ee0;--hack-soft:#33223d;--shadow:0 1px 2px #0000004d, 0 4px 16px #00000040;--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark}}:root[data-theme=dark]{--bg:#12141c;--surface:#1b1e29;--surface-2:#252a38;--text:#e9ecf3;--muted:#a3abbd;--border:#2f3546;--primary:#8d8df0;--primary-soft:#2b2c52;--primary-text:#12141c;--accent:#3cc7bc;--accent-soft:#173936;--warm:#f3a764;--warm-soft:#3d2c1c;--good:#4cc781;--good-soft:#193628;--oops:#ef8a6e;--oops-soft:#3d221b;--gold:#f2c443;--hack:#c58ee0;--hack-soft:#33223d;--shadow:0 1px 2px #0000004d, 0 4px 16px #00000040;--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark}*{box-sizing:border-box}html,body{margin:0;padding:0}body{background:var(--bg);color:var(--text);-webkit-font-smoothing:antialiased;-webkit-tap-highlight-color:transparent;font-family:Nunito,system-ui,-apple-system,Segoe UI,Roboto,sans-serif;font-size:17px;line-height:1.55}button{font:inherit;color:inherit;cursor:pointer}input,textarea,select{font:inherit;color:inherit}a{color:var(--primary)}.app{max-width:720px;min-height:100dvh;padding:0 16px calc(84px + env(safe-area-inset-bottom));margin:0 auto;overflow-x:clip}.topbar{background:var(--bg);z-index:5;align-items:center;gap:12px;padding:14px 0 6px;display:flex;position:sticky;top:0}.topbar h1{white-space:nowrap;text-overflow:ellipsis;flex:1;min-width:0;margin:0;font-size:20px;font-weight:800;overflow:hidden}.icon-btn{background:var(--surface);border:1px solid var(--border);border-radius:12px;flex-shrink:0;place-items:center;width:40px;height:40px;display:grid}.pill{background:var(--surface);border:1px solid var(--border);white-space:nowrap;border-radius:999px;align-items:center;gap:6px;padding:4px 12px;font-size:15px;font-weight:700;display:inline-flex}.tabbar{background:var(--surface);border-top:1px solid var(--border);padding-bottom:env(safe-area-inset-bottom);z-index:10;justify-content:center;display:flex;position:fixed;bottom:0;left:0;right:0}.tabbar nav{width:100%;max-width:720px;display:flex}.tabbar a{color:var(--muted);flex-direction:column;flex:1;align-items:center;gap:2px;padding:8px 0 10px;font-size:12px;font-weight:700;text-decoration:none;display:flex;position:relative}.tabbar a .ico{font-size:22px;line-height:1.1}.tabbar a.active{color:var(--primary)}.tabbar .dot{background:var(--warm);color:#fff;border-radius:999px;padding:0 6px;font-size:11px;position:absolute;top:4px;right:calc(50% - 20px)}.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);padding:18px}.stack{flex-direction:column;gap:14px;display:flex}.row{align-items:center;gap:12px;display:flex}.grow{flex:1;min-width:0}.muted{color:var(--muted)}.small{font-size:14px}.section-title{text-transform:uppercase;letter-spacing:.06em;color:var(--muted);margin:18px 0 4px;font-size:14px;font-weight:800}h2{margin:0 0 6px;font-size:22px;line-height:1.25}h3{margin:0 0 4px;font-size:18px}.btn{background:var(--primary);color:var(--primary-text);border:none;border-radius:14px;justify-content:center;align-items:center;gap:8px;padding:13px 20px;font-size:16px;font-weight:800;text-decoration:none;display:inline-flex}.btn:disabled{opacity:.45;cursor:default}.btn.secondary{background:var(--surface-2);color:var(--text)}.btn.ghost{color:var(--muted);background:0 0}.btn.block{width:100%}.btn.good{background:var(--good);color:#fff}.btn.warm{background:var(--warm);color:#fff}.progress{background:var(--surface-2);border-radius:999px;height:10px;overflow:hidden}.progress>div{background:linear-gradient(90deg, var(--primary), var(--accent));border-radius:999px;height:100%;transition:width .4s}.hello{padding:8px 0 4px}.hello h2{font-size:26px}.stats{grid-template-columns:repeat(3,1fr);gap:10px;display:grid}.stat{background:var(--surface);border:1px solid var(--border);text-align:center;border-radius:16px;padding:12px}.stat b{font-size:22px;display:block}.stat span{color:var(--muted);font-size:13px;font-weight:700}.week{justify-content:space-between;gap:6px;margin-top:10px;display:flex}.week div{text-align:center;color:var(--muted);flex:1;font-size:12px;font-weight:700}.week i{background:var(--surface-2);border-radius:10px;height:28px;margin-bottom:4px;display:block}.week i.on{background:var(--accent)}.continue{background:linear-gradient(135deg, var(--primary), #7a6ff0);color:#fff;border:none}.continue .muted{color:#ffffffd9}.continue .btn{color:#3d3db8;background:#fff}.unit-card{color:inherit;align-items:center;gap:14px;text-decoration:none;display:flex}.unit-num{background:var(--primary-soft);width:52px;height:52px;color:var(--primary);border-radius:16px;flex-shrink:0;place-items:center;font-size:20px;font-weight:800;display:grid}.unit-num.done{background:var(--good-soft);color:var(--good)}.weight{color:var(--warm);background:var(--warm-soft);white-space:nowrap;border-radius:999px;padding:2px 8px;font-size:12px;font-weight:800}.level-head{align-items:center;gap:8px;margin:18px 0 8px;font-weight:800;display:flex}.level-chip{border-radius:999px;padding:3px 10px;font-size:12px;font-weight:800}.level-chip.foundation{background:var(--accent-soft);color:var(--accent)}.level-chip.core{background:var(--primary-soft);color:var(--primary)}.level-chip.advanced{background:var(--hack-soft);color:var(--hack)}.lesson-item{color:inherit;background:var(--surface);border:1px solid var(--border);border-radius:14px;align-items:center;gap:12px;margin-bottom:8px;padding:12px 14px;text-decoration:none;display:flex}.lesson-item .status{background:var(--surface-2);border-radius:50%;flex-shrink:0;place-items:center;width:30px;height:30px;font-size:15px;display:grid}.lesson-item .status.done{background:var(--good);color:#fff}.lesson-item .status.started{background:var(--warm-soft);color:var(--warm)}.ced{color:var(--muted);font-size:12px;font-weight:700}.player{flex-direction:column;min-height:calc(100dvh - 100px);display:flex}.player-top{background:var(--bg);z-index:5;align-items:center;gap:12px;padding:14px 0;display:flex;position:sticky;top:0}.player-top .progress{flex:1}.lcard{flex:1;animation:.25s rise}@keyframes rise{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}.kind{text-transform:uppercase;letter-spacing:.05em;border-radius:999px;align-items:center;gap:6px;margin-bottom:10px;padding:4px 12px;font-size:13px;font-weight:800;display:inline-flex}.kind.hook{background:var(--warm-soft);color:var(--warm)}.kind.concept{background:var(--primary-soft);color:var(--primary)}.kind.example{background:var(--accent-soft);color:var(--accent)}.kind.hack{background:var(--hack-soft);color:var(--hack)}.kind.trap{background:var(--oops-soft);color:var(--oops)}.kind.frq{background:var(--warm-soft);color:var(--warm)}.kind.try,.kind.check{background:var(--good-soft);color:var(--good)}.kind.summary{background:var(--primary-soft);color:var(--primary)}.kind.video{background:var(--accent-soft);color:var(--accent)}.player-nav{bottom:calc(8px + env(safe-area-inset-bottom));background:linear-gradient(transparent, var(--bg) 30%);gap:10px;padding:16px 0 8px;display:flex;position:sticky}.player-nav .btn{flex:1}.step{gap:12px;margin:10px 0;display:flex}.step .n{background:var(--accent-soft);width:28px;height:28px;color:var(--accent);border-radius:50%;flex-shrink:0;place-items:center;font-size:14px;font-weight:800;display:grid}.reveal{border:2px dashed var(--border);text-align:center;color:var(--muted);background:0 0;border-radius:14px;width:100%;padding:12px;font-weight:700}.answer-box{background:var(--good-soft);border-radius:14px;margin-top:10px;padding:12px 14px}.rich p{margin:0 0 10px}.rich p:last-child{margin-bottom:0}.rich ul,.rich ol{margin:0 0 10px;padding-left:22px}.rich li{margin:4px 0}.rich .eq{text-align:center;background:var(--surface-2);border-radius:12px;margin:10px 0;padding:10px;font-weight:700;display:block;overflow-x:auto}.rich sub,.rich sup,.chem sub,.chem sup,.eq sub,.eq sup{font-size:.72em;line-height:0}.table-wrap{margin:6px 0 10px;overflow-x:auto}.rich table{border-collapse:collapse;width:100%;font-size:15px}.rich th,.rich td{border:1px solid var(--border);text-align:left;vertical-align:top;padding:6px 8px}.rich th{background:var(--surface-2)}.choices{flex-direction:column;gap:10px;margin-top:12px;display:flex}.choice{text-align:left;background:var(--surface);border:2px solid var(--border);border-radius:14px;align-items:flex-start;gap:10px;padding:12px 14px;font-weight:600;display:flex}.choice .letter{background:var(--surface-2);border-radius:8px;flex-shrink:0;place-items:center;width:26px;height:26px;font-size:14px;font-weight:800;display:grid}.choice.picked-wrong{border-color:var(--oops);background:var(--oops-soft)}.choice.right{border-color:var(--good);background:var(--good-soft)}.choice:disabled{cursor:default}.numrow{gap:10px;margin-top:12px;display:flex}.numrow input{border:2px solid var(--border);background:var(--surface);border-radius:14px;flex:1;min-width:0;padding:12px;font-size:18px}.unit-tag{color:var(--muted);align-self:center;font-weight:700}.feedback{border-radius:14px;margin-top:12px;padding:12px 14px}.feedback.good{background:var(--good-soft)}.feedback.hint{background:var(--warm-soft)}.feedback.show{background:var(--primary-soft)}.xp-pop{color:var(--gold);font-weight:800;animation:.6s pop;display:inline-block}@keyframes pop{0%{opacity:0;transform:scale(.5)}60%{opacity:1;transform:scale(1.2)}to{transform:scale(1)}}.sheet-backdrop{z-index:20;background:#0a0f1e66;justify-content:center;align-items:flex-end;display:flex;position:fixed;inset:0}.sheet{background:var(--surface);width:100%;max-width:720px;padding:18px 16px calc(18px + env(safe-area-inset-bottom));border-radius:22px 22px 0 0;flex-direction:column;gap:10px;max-height:85dvh;animation:.2s up;display:flex}@keyframes up{0%{opacity:0;transform:translateY(40px)}to{opacity:1;transform:none}}.sheet textarea,.note-area{border:2px solid var(--border);background:var(--bg);resize:vertical;border-radius:14px;width:100%;min-height:220px;padding:12px;line-height:1.5}.flash{perspective:1000px;border-radius:var(--radius);min-height:260px;overflow:clip}.flash-inner{min-height:260px;transform-style:preserve-3d;transition:transform .45s;position:relative}.flash-inner.flipped{transform:rotateY(180deg)}.flash-face{backface-visibility:hidden;text-align:center;flex-direction:column;justify-content:center;padding:22px;font-size:19px;display:flex;position:absolute;inset:0}.flash-face.back{transform:rotateY(180deg)}.badges{grid-template-columns:repeat(auto-fill,minmax(100px,1fr));gap:10px;display:grid}.badge{text-align:center;background:var(--surface);border:1px solid var(--border);border-radius:16px;padding:12px 6px}.badge .e{font-size:32px;display:block}.badge b{margin-top:4px;font-size:13px;line-height:1.2;display:block}.badge.locked>.e,.badge.locked>b{opacity:.4;filter:grayscale()}.badge .mini{color:var(--muted);align-items:center;gap:6px;margin-top:6px;font-size:11px;font-weight:700;display:flex}.badge .mini .progress{flex:1;height:6px}.celebrate{text-align:center;padding:24px 0}.celebrate .big{font-size:64px;animation:.7s pop}.confetti{pointer-events:none;z-index:30;position:fixed;inset:0;overflow:hidden}.confetti i{border-radius:2px;width:9px;height:14px;animation:2.4s ease-in forwards fall;position:absolute;top:-12px}@keyframes fall{to{opacity:.8;transform:translateY(105vh)rotate(720deg)}}.login{text-align:center;flex-direction:column;justify-content:center;align-items:center;gap:18px;min-height:100dvh;padding:24px 16px;display:flex}.login .logo{font-size:64px}.login h1{margin:0;font-size:30px}.diagram{background:var(--surface-2);border-radius:14px;margin:12px 0;padding:10px}.diagram svg{width:100%;height:auto;display:block}.diagram figcaption{color:var(--muted);text-align:center;margin-top:4px;font-size:13px}.video-wrap{background:#000;border-radius:14px;padding-top:56.25%;position:relative;overflow:hidden}.video-wrap iframe,.video-wrap video{border:0;width:100%;height:100%;position:absolute;inset:0}.seg{background:var(--surface-2);border-radius:12px;gap:4px;padding:4px;display:flex}.seg button{color:var(--muted);background:0 0;border:none;border-radius:9px;flex:1;padding:8px;font-weight:700}.seg button.on{background:var(--surface);color:var(--text);box-shadow:var(--shadow)}.empty{text-align:center;color:var(--muted);padding:40px 10px}.empty .e{font-size:48px}@media (prefers-reduced-motion:reduce){*,:before,:after{transition:none!important;animation:none!important}}.player-nav.with-tabs{bottom:calc(66px + env(safe-area-inset-bottom))}.mascot{display:block;overflow:hidden}.mascot.animated .m-body{transform-origin:100px 210px;animation:3.2s ease-in-out infinite bob}.mascot.animated.mood-cheer .m-body{animation:.9s ease-in-out infinite hop}.mascot.animated .m-eyes{transform-box:fill-box;transform-origin:50%;animation:4.6s infinite blink}.mascot.animated .m-wave{transform-box:view-box;transform-origin:136px 176px;animation:1.4s ease-in-out infinite wave}.mascot.animated .m-heart{transform-box:fill-box;transform-origin:50%;animation:2.6s ease-in-out infinite float-heart}.mascot.animated .m-sparkles{animation:1.2s ease-in-out infinite alternate twinkle}@keyframes bob{0%,to{transform:translateY(0)}50%{transform:translateY(-4px)}}@keyframes hop{0%,to{transform:translateY(0)scale(1)}15%{transform:translateY(0)scale(1.04,.96)}50%{transform:translateY(-12px)scale(.98,1.03)}}@keyframes blink{0%,92%,to{transform:scaleY(1)}95%{transform:scaleY(.1)}}@keyframes wave{0%,to{transform:rotate(0)}50%{transform:rotate(-16deg)}}@keyframes float-heart{0%,to{opacity:.9;transform:translateY(0)scale(1)}50%{opacity:1;transform:translateY(-8px)scale(1.12)}}@keyframes twinkle{0%{opacity:.35}to{opacity:1}}.cheer{text-align:center;flex-direction:column;align-items:center;gap:6px;padding-top:8px;display:flex}.cheer .bubble{background:var(--surface);border:1px solid var(--border);max-width:340px;box-shadow:var(--shadow);border-radius:18px;padding:12px 16px;font-weight:700;animation:.5s .15s both pop;position:relative}.cheer .bubble:before{content:"";background:inherit;border-left:1px solid var(--border);border-top:1px solid var(--border);width:14px;height:14px;position:absolute;top:-8px;left:50%;transform:translate(-50%)rotate(45deg)}.cheer .score{margin:6px 0 0;font-size:28px;font-weight:800}.cheer .sub{color:var(--muted);max-width:360px;font-size:15px}.quick{grid-template-columns:repeat(4,1fr);gap:10px;margin-top:14px;display:grid}.quick>button,.quick>a{background:var(--surface);border:1px solid var(--border);color:var(--text);border-radius:16px;flex-direction:column;align-items:center;gap:4px;padding:10px 4px;font-size:13px;font-weight:800;text-decoration:none;display:flex}.quick .qi{font-size:24px;line-height:1.1}.toast{left:50%;bottom:calc(86px + env(safe-area-inset-bottom));background:var(--text);color:var(--bg);z-index:40;text-align:center;border-radius:999px;max-width:calc(100% - 32px);padding:10px 16px;font-size:14px;font-weight:700;animation:.2s up;position:fixed;transform:translate(-50%)}.course-card{padding:0;overflow:hidden}.course-head{text-align:left;background:0 0;border:none;gap:12px;width:100%;padding:16px}.course-head.soon{opacity:.6}.course-emoji{flex-shrink:0;font-size:32px}.course-pct{color:var(--primary);font-size:18px;font-weight:800}.chev{color:var(--muted);font-size:24px;transition:transform .2s;display:inline-block}.chev.open{transform:rotate(90deg)}.badge-rows{border-top:1px solid var(--border);flex-direction:column;padding:6px 16px 14px;animation:.2s rise;display:flex}.badge-row{border-bottom:1px dashed var(--border);align-items:center;gap:12px;padding:10px 0;display:flex}.badge-row:last-child{border-bottom:none}.badge-row .e{text-align:center;filter:grayscale();opacity:.45;width:36px;font-size:28px}.badge-row.earned .e{filter:none;opacity:1}.badge-row .progress{height:6px;margin-top:6px}.buddies{grid-template-columns:repeat(4,1fr);gap:8px;display:grid}.buddies button{background:var(--surface-2);border:2px solid #0000;border-radius:14px;flex-direction:column;align-items:center;gap:2px;padding:8px 2px 6px;font-size:13px;font-weight:800;display:flex}.buddies button.on{border-color:var(--primary);background:var(--primary-soft)}.faq details{border-bottom:1px solid var(--border);padding:12px 0}.faq details:last-child{border-bottom:none}.faq summary{cursor:pointer;gap:8px;font-weight:800;list-style:none;display:flex}.faq summary::-webkit-details-marker{display:none}.faq summary:after{content:"+";color:var(--muted);margin-left:auto;font-weight:800}.faq details[open] summary:after{content:"−"}.faq details p{color:var(--muted);margin:8px 0 0}.help-step{align-items:flex-start;gap:12px;display:flex}.help-step .e{text-align:center;flex-shrink:0;width:34px;font-size:26px}.help-step p{color:var(--muted);margin:2px 0 0;font-size:15px}.chips{flex-wrap:wrap;gap:8px;display:flex}.chips button{border:2px solid var(--border);background:var(--surface);border-radius:999px;padding:6px 14px;font-size:14px;font-weight:700}.chips button.on{border-color:var(--primary);background:var(--primary-soft);color:var(--primary)}.moods{gap:8px;display:flex}.moods button{border:2px solid var(--border);background:var(--surface);border-radius:14px;flex:1;padding:6px 0;font-size:28px}.moods button.on{border-color:var(--primary);background:var(--primary-soft)}.landing{max-width:720px;padding:0 16px calc(32px + env(safe-area-inset-bottom));margin:0 auto;position:relative;overflow-x:clip}.landing .glow{filter:blur(60px);opacity:.35;pointer-events:none;z-index:0;border-radius:50%;animation:14s ease-in-out infinite alternate drift;position:absolute}.landing .glow.g1{background:var(--primary);width:280px;height:280px;top:-60px;left:-90px}.landing .glow.g2{background:var(--accent);width:240px;height:240px;animation-delay:-6s;top:260px;right:-110px}@keyframes drift{0%{transform:translate(0)}to{transform:translate(30px,40px)}}.landing>*{z-index:1;position:relative}.brand{align-items:center;gap:8px;padding:16px 0 0;font-size:18px;font-weight:800;display:flex}.brand-mark{font-size:24px}.hero{text-align:center;padding-top:18px}.hero h1{letter-spacing:-.01em;text-wrap:balance;margin:0;font-size:clamp(30px,8vw,44px);line-height:1.12}.hero .huh{color:var(--muted);font-style:italic}.hero .grad{background:linear-gradient(90deg, var(--accent), var(--primary) 55%, var(--gold));color:#0000;-webkit-background-clip:text;background-clip:text}.hero .lede{color:var(--muted);text-wrap:balance;max-width:440px;margin:12px auto 0}.journey{max-width:460px;margin:18px auto 0}.hud{align-items:center;gap:10px;display:flex}.hud .pill{font-size:13px;transition:all .3s}.hud-bar{background:var(--surface-2);border-radius:999px;flex:1;height:10px;overflow:hidden}.hud-bar>div{background:linear-gradient(90deg, var(--accent), var(--primary), var(--gold));border-radius:999px;height:100%;transition:width .9s cubic-bezier(.3,.8,.3,1)}.scene{aspect-ratio:360/250;max-width:100%;margin-top:6px;position:relative}.scene .steps{width:100%;height:100%;display:block;overflow:visible}.step rect{transition:fill .5s,stroke .5s}.step.lit rect{filter:drop-shadow(0 4px 10px #00000040)}.step-label{font-family:inherit;font-size:11px;font-weight:800;transition:fill .5s}.burst circle{transform-box:fill-box;transform-origin:50%;animation:1.2s ease-out infinite burst}.burst circle:nth-child(odd){animation-delay:.3s}@keyframes burst{0%{opacity:0;transform:scale(0)}30%{opacity:1}to{opacity:0;transform:scale(1.6)}}.bear{transition:left .75s cubic-bezier(.45,0,.3,1),bottom .75s cubic-bezier(.45,0,.3,1);position:absolute}.bear.warp{transition:none;animation:.6s warp-in}@keyframes warp-in{0%{opacity:0;transform:scale(.6)}to{opacity:1;transform:none}}.bear .hop{animation:.75s ease-out hop-once}.bear .hop svg{width:100%;height:auto}@keyframes hop-once{0%{transform:translateY(0)}45%{transform:translateY(-28%)}to{transform:translateY(0)}}.xp-float{color:var(--gold);white-space:nowrap;font-size:13px;font-weight:800;animation:1.4s ease-out forwards xp-up;position:absolute;top:-6px;right:-18%}@keyframes xp-up{0%{opacity:0;transform:translateY(6px)}25%{opacity:1}to{opacity:0;transform:translateY(-26px)}}.caption{text-wrap:balance;max-width:380px;min-height:2.8em;margin:10px auto 0;font-weight:700;animation:.4s rise}.signin{flex-direction:column;align-items:center;gap:12px;margin-top:16px;display:flex}.gbtn{min-height:44px}.privacy{max-width:360px;margin:12px auto 0}.how{margin-top:44px}.how h2,.final h2{text-align:center;text-wrap:balance;font-size:24px}.how-list{flex-direction:column;gap:10px;margin-top:14px;display:flex}.how-item{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);align-items:center;gap:12px;padding:14px 16px;display:flex}.how-n{background:var(--primary-soft);width:26px;height:26px;color:var(--primary);border-radius:50%;flex-shrink:0;place-items:center;font-size:14px;font-weight:800;display:grid}.how-e{flex-shrink:0;font-size:28px}.how-item p{color:var(--muted);margin:2px 0 0;font-size:15px}.reveal-in{opacity:0;transition:opacity .6s,transform .6s;transform:translateY(16px)}.reveal-in.in{opacity:1;transform:none}.numbers{grid-template-columns:repeat(4,1fr);gap:8px;margin-top:36px;display:grid}.numbers>div{background:var(--surface);border:1px solid var(--border);text-align:center;border-radius:16px;padding:12px 4px}.numbers b{font-variant-numeric:tabular-nums;background:linear-gradient(90deg, var(--accent), var(--primary));color:#0000;-webkit-background-clip:text;background-clip:text;font-size:24px;display:block}.numbers span{color:var(--muted);font-size:12px;font-weight:700}.final{flex-direction:column;align-items:center;gap:4px;margin-top:40px;display:flex}.foot{text-align:center;margin-top:32px}@media (width<=420px){.numbers{grid-template-columns:repeat(2,1fr)}}.field{flex-direction:column;gap:6px;font-size:14px;font-weight:700;display:flex}.field>span{color:var(--muted)}.field select,.admin-input{border:2px solid var(--border);background:var(--bg);border-radius:12px;width:100%;min-width:0;padding:10px 12px;font-size:15px;font-weight:500;line-height:1.45}textarea.admin-input{resize:vertical}.admin-row{text-align:left;width:100%;font:inherit;margin:0}.ellipsis{white-space:nowrap;text-overflow:ellipsis;overflow:hidden}.sync-card{align-items:center;gap:12px;display:flex}.sync-dot{background:var(--muted);border-radius:50%;flex-shrink:0;width:10px;height:10px}.sync-dot.idle{background:var(--good)}.sync-dot.syncing{background:var(--primary);animation:.8s ease-in-out infinite alternate twinkle}.sync-dot.offline,.sync-dot.error,.sync-dot.signin{background:var(--warm)}.center{text-align:center}.tiny{font-size:12px;line-height:1.4}.notice{background:var(--primary-soft);color:var(--text);border-color:#0000;border-radius:14px;padding:12px 14px}.card.notice{margin-bottom:12px}.btn.danger{background:var(--oops);color:#fff}.btn:disabled{opacity:.55}.pill.good{color:var(--good);border-color:var(--good)}.pill.warn{color:var(--warm);border-color:var(--warm)}.chips .chip.soon{color:var(--muted);border-style:dashed}.chips .chip.soon small{opacity:.8;margin-left:4px;font-size:11px}.chips .chip.soon.want{border-color:var(--gold);color:var(--gold)}.chips button:disabled{opacity:1}.plans{grid-template-columns:repeat(3,minmax(0,1fr));gap:10px;display:grid}@media (width<=640px){.plans{grid-template-columns:1fr}}.plan-card{background:var(--surface);border:2px solid var(--border);border-radius:var(--radius);flex-direction:column;gap:6px;padding:16px;display:flex}.plan-card.current{border-color:var(--primary)}.plan-card.all{background:linear-gradient(160deg, var(--primary-soft), var(--surface) 60%)}.plan-name{text-transform:uppercase;letter-spacing:.06em;color:var(--muted);font-size:14px;font-weight:800}.plan-price{font-variant-numeric:tabular-nums;font-size:30px;font-weight:800}.plan-price span{color:var(--muted);margin-left:2px;font-size:14px;font-weight:700}.plan-card ul{color:var(--muted);flex-direction:column;gap:4px;margin:4px 0 8px;padding-left:18px;font-size:14px;display:flex}.plan-action{margin-top:auto}.plan-action .btn{width:100%}.catalog{flex-direction:column;gap:8px;display:flex}.cat-item{background:var(--surface);border:1px solid var(--border);color:inherit;text-align:left;font:inherit;border-radius:16px;align-items:center;gap:12px;width:100%;padding:12px 14px;text-decoration:none;display:flex}.cat-item b,.cat-item .small{display:block}.cat-item.soon{border-style:dashed}.cat-item.soon .cat-emoji{filter:grayscale(.6);opacity:.8}.cat-item.want{border-color:var(--gold)}.cat-emoji{text-align:center;flex-shrink:0;width:36px;font-size:26px}.plan-cta{color:inherit;margin-bottom:12px;padding:14px;text-decoration:none}.wizard h2{text-wrap:balance;font-size:21px}.plan-summary{grid-template-columns:repeat(3,1fr);gap:8px;display:grid}.plan-summary>div{background:var(--surface-2);text-align:center;border-radius:14px;padding:10px}.plan-summary b{font-variant-numeric:tabular-nums;font-size:24px;display:block}.plan-summary span{color:var(--muted);font-size:12px;font-weight:700}.session{padding:12px 14px}.session.today{border-color:var(--primary)}.session.past{opacity:.7}.session-item{color:inherit;align-items:center;gap:10px;padding:8px 0 0;font-size:15px;text-decoration:none;display:flex}.session-item .dot{text-align:center;flex-shrink:0;width:26px}.session-item.done .grow{color:var(--muted);text-decoration:line-through}.session-item.done .dot{color:var(--good);font-weight:800}.tip-fab{right:16px;bottom:calc(86px + env(safe-area-inset-bottom));z-index:5;background:var(--hack-soft);color:var(--hack);box-shadow:var(--shadow);border:none;border-radius:999px;padding:10px 16px;font-weight:800;animation:.4s rise;position:fixed}.tip-sheet{overflow-y:auto}.tip{background:var(--surface-2);border-radius:14px;flex-direction:column;gap:4px;padding:12px 14px;display:flex}.tip .kind{align-self:flex-start;margin-bottom:4px}.tricky{flex-wrap:wrap;align-items:center;gap:8px;display:flex}.tricky .btn{padding:8px 12px;font-size:14px}.yt{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);flex-direction:column;gap:8px;padding:14px;display:flex}.yt.compact{background:var(--surface-2);border:none}.yt-head{justify-content:space-between;align-items:baseline;gap:8px;display:flex}.yt-item{color:inherit;align-items:center;gap:10px;text-decoration:none;display:flex}.yt-item img{object-fit:cover;background:var(--surface-2);border-radius:10px;flex-shrink:0;width:120px;height:68px}.yt-item .grow{flex-direction:column;gap:2px;min-width:0;display:flex}.yt-title{-webkit-line-clamp:2;-webkit-box-orient:vertical;font-size:14px;font-weight:700;line-height:1.3;display:-webkit-box;overflow:hidden}.yt-search{align-self:flex-start}.subjects{flex-wrap:wrap;justify-content:center;gap:6px;max-width:520px;margin:14px auto 0;display:flex}.subjects span{background:var(--surface);border:1px solid var(--border);color:var(--muted);border-radius:999px;padding:4px 10px;font-size:13px;font-weight:700}.subjects span.live{color:var(--text);border-color:var(--accent)}.pricing{margin-top:40px}.pricing h2{text-align:center;font-size:24px}.soon-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:8px;display:grid}.soon-grid .cat-item{gap:8px;padding:10px 12px}.soon-grid .cat-emoji{width:28px;font-size:22px}.tip-sheet>*{flex-shrink:0}.yt-head{flex-wrap:wrap}.tricky .grow{flex:160px}