:root{--bg:#f6f5fb;--card:#fff;--ink:#1d1b3a;--muted:#6d6a8a;--line:#e6e3f2;--brand:#5b4bdb;--brand-2:#7c6cf0;--brand-soft:#eeebff;--accent:#ff8a3d;--accent-soft:#fff1e7;--ok:#17a673;--ok-soft:#e3f7ef;--bad:#e5484d;--bad-soft:#fdecec;--warn:#d99a00;--warn-soft:#fff6dc;--radius:16px;--shadow:0 1px 2px #1d1b3a0f, 0 6px 24px #1d1b3a0f;color:var(--ink);background:var(--bg);-webkit-font-smoothing:antialiased;font-family:Nunito,ui-rounded,system-ui,-apple-system,Segoe UI,Roboto,sans-serif}*{box-sizing:border-box}body{min-height:100vh;margin:0}a{color:var(--brand);text-decoration:none}a:hover{text-decoration:underline}h1,h2,h3,h4{letter-spacing:-.01em;margin:0 0 .4em;line-height:1.2}h1{font-size:2rem;font-weight:900}h2{font-size:1.4rem;font-weight:800}h3{font-size:1.1rem;font-weight:800}p{margin:0 0 .8em;line-height:1.55}small,.muted{color:var(--muted)}code{background:var(--brand-soft);border-radius:6px;padding:.1em .4em;font-size:.9em}.topbar{z-index:20;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-bottom:1px solid var(--line);background:#f6f5fbd9;align-items:center;gap:16px;padding:12px 24px;display:flex;position:sticky;top:0}.logo{color:var(--ink);align-items:center;gap:10px;font-size:1.25rem;font-weight:900;display:flex}.logo:hover{text-decoration:none}.logo-mark{background:linear-gradient(135deg, var(--brand), var(--accent));color:#fff;border-radius:10px;place-items:center;width:34px;height:34px;font-size:1.1rem;display:grid;box-shadow:0 4px 12px #5b4bdb59}.spacer{flex:1}.wrap{max-width:1120px;margin:0 auto;padding:24px}.narrow{max-width:460px}.row{flex-wrap:wrap;align-items:center;gap:12px;display:flex}.col{flex-direction:column;gap:12px;display:flex}.grid{grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:16px;display:grid}.grid-2{grid-template-columns:repeat(auto-fit,minmax(min(100%,420px),1fr));gap:16px;display:grid}.between{justify-content:space-between}.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:20px}.card.click{cursor:pointer;transition:transform .12s,box-shadow .12s}.card.click:hover{transform:translateY(-2px);box-shadow:0 2px 4px #1d1b3a0f,0 12px 32px #1d1b3a1a}.card+.card{margin-top:16px}.grid>.card+.card,.grid-2>.card+.card{margin-top:0}.card-title{justify-content:space-between;align-items:center;gap:12px;margin-bottom:12px;display:flex}.card-title h3{margin:0}.dashed{box-shadow:none;min-height:160px;color:var(--muted);background:0 0;border-style:dashed;border-width:2px;place-items:center;font-weight:800;display:grid}button,.btn{font:inherit;cursor:pointer;background:var(--brand);color:#fff;white-space:nowrap;border:0;border-radius:12px;justify-content:center;align-items:center;gap:8px;padding:10px 16px;font-weight:800;text-decoration:none;transition:filter .12s,transform 60ms;display:inline-flex}button:hover,.btn:hover{filter:brightness(1.08);text-decoration:none}button:active,.btn:active{transform:scale(.98)}button:disabled{opacity:.5;cursor:not-allowed}button.ghost,.btn.ghost{color:var(--brand);border:1.5px solid var(--line);background:0 0}button.soft,.btn.soft{background:var(--brand-soft);color:var(--brand)}button.danger{background:var(--bad-soft);color:var(--bad)}button.accent,.btn.accent{background:var(--accent)}button.small{border-radius:10px;padding:6px 10px;font-size:.85rem}button.big,.btn.big{border-radius:14px;padding:14px 24px;font-size:1.1rem}button.link{color:var(--brand);background:0 0;padding:0}label{margin-bottom:6px;font-size:.9rem;font-weight:800;display:block}label .hint{color:var(--muted);font-weight:600}input,select,textarea{font:inherit;border:1.5px solid var(--line);width:100%;color:var(--ink);background:#fff;border-radius:12px;padding:10px 12px}input:focus,select:focus,textarea:focus{border-color:var(--brand-2);box-shadow:0 0 0 3px var(--brand-soft);outline:none}input[type=checkbox],input[type=radio]{width:auto;accent-color:var(--brand)}input[type=number]{max-width:120px}textarea{resize:vertical;min-height:90px}.field{margin-bottom:14px}.check{cursor:pointer;align-items:center;gap:8px;font-weight:700;display:flex}.pill{white-space:nowrap;background:var(--brand-soft);color:var(--brand);border-radius:999px;align-items:center;gap:6px;padding:3px 10px;font-size:.8rem;font-weight:800;display:inline-flex}.pill.ok{background:var(--ok-soft);color:var(--ok)}.pill.bad{background:var(--bad-soft);color:var(--bad)}.pill.warn{background:var(--warn-soft);color:var(--warn)}.pill.gray{color:var(--muted);background:#f0eff6}.pill.accent{background:var(--accent-soft);color:#c2560f}.dot{background:currentColor;border-radius:50%;width:8px;height:8px;display:inline-block}.seg{background:#f0eff6;border-radius:12px;gap:2px;padding:3px;display:inline-flex}.seg button{color:var(--muted);background:0 0;border-radius:9px;padding:6px 12px;font-size:.85rem}.seg button.on{color:var(--ink);background:#fff;box-shadow:0 1px 3px #0000001a}.seg button.on.allowed{color:var(--ok)}.seg button.on.blocked{color:var(--bad)}.seg button.on.limited{color:var(--brand)}.tabs{border-bottom:1px solid var(--line);gap:4px;margin:20px 0;display:flex;overflow-x:auto}.tabs button{color:var(--muted);background:0 0;border-bottom:3px solid #0000;border-radius:0;padding:10px 14px}.tabs button.on{color:var(--brand);border-bottom-color:var(--brand)}.tabs.wrap{flex-wrap:wrap;margin:6px 0 12px;overflow:visible}.bar{background:#efedf7;border-radius:999px;height:10px;overflow:hidden}.bar>i{background:linear-gradient(90deg, var(--brand-2), var(--brand));border-radius:999px;height:100%;display:block}.bar.over>i{background:linear-gradient(90deg, #ff9a7a, var(--bad))}.app-row{border-bottom:1px solid var(--line);grid-template-columns:36px 1fr auto;align-items:center;gap:12px;padding:10px 0;display:grid}.app-row:last-child{border-bottom:0}.app-icon{color:#fff;border-radius:10px;place-items:center;width:36px;height:36px;font-size:.95rem;font-weight:900;display:grid}.week{align-items:flex-end;gap:10px;height:120px;padding-top:8px;display:flex}.week div{flex-direction:column;flex:1;justify-content:flex-end;align-items:center;gap:6px;height:100%;display:flex}.week i{background:linear-gradient(180deg, var(--brand-2), var(--brand));border-radius:8px 8px 4px 4px;width:100%;max-width:36px;min-height:3px}.week small{font-size:.75rem}.timeline{flex-direction:column;gap:8px;display:flex}.block{border:1.5px solid var(--line);background:#fff;border-radius:12px;align-items:center;gap:12px;padding:10px 14px;display:flex}.block .time{font-variant-numeric:tabular-nums;min-width:104px;color:var(--muted);font-weight:800}.block.fun{background:#f4fcf8;border-color:#d7f2e6}.block.study{background:#f6f4ff;border-color:#dcd6ff}.block.break{background:#fff8f2;border-color:#ffe2cc}.block.now{box-shadow:0 0 0 3px var(--brand-soft);border-color:var(--brand-2)}.block-ico{font-size:1.3rem}.kid-head{flex-wrap:wrap;align-items:center;gap:16px;display:flex}.avatar{background:var(--brand-soft);border-radius:18px;flex-shrink:0;place-items:center;width:56px;height:56px;font-size:2rem;display:grid}.avatar.big{border-radius:22px;width:72px;height:72px;font-size:2.6rem}.avatars{flex-wrap:wrap;gap:6px;display:flex}.avatars button{background:#f0eff6;border-radius:12px;padding:6px 8px;font-size:1.5rem}.avatars button.on{background:var(--brand-soft);box-shadow:0 0 0 2px var(--brand)}.code{letter-spacing:.25em;font-variant-numeric:tabular-nums;color:var(--brand);background:var(--brand-soft);border-radius:14px;padding:10px 18px;font-size:2.2rem;font-weight:900;display:inline-block}.stat{flex-direction:column;gap:2px;display:flex}.stat b{font-size:1.6rem;font-weight:900}.stat span{color:var(--muted);font-size:.85rem;font-weight:700}.overlay{z-index:100;background:#1d1b3a73;place-items:center;padding:16px;animation:.15s fade;display:grid;position:fixed;inset:0}.modal{background:#fff;border-radius:20px;width:min(640px,100%);max-height:calc(100vh - 32px);padding:24px;overflow:auto;box-shadow:0 24px 64px #00000040}.modal.wide{width:min(880px,100%)}.modal-head{justify-content:space-between;align-items:center;gap:12px;margin-bottom:16px;display:flex}.modal-head h2{margin:0}.x{color:var(--ink);background:#f0eff6;border-radius:50%;width:36px;height:36px;padding:0}.toast{background:var(--ink);color:#fff;z-index:200;border-radius:14px;max-width:calc(100% - 32px);padding:12px 20px;font-weight:700;animation:.2s rise;position:fixed;bottom:24px;left:50%;transform:translate(-50%);box-shadow:0 12px 32px #00000040}.toast.bad{background:var(--bad)}@keyframes fade{0%{opacity:0}}@keyframes rise{0%{opacity:0;transform:translate(-50%,10px)}}.spinner{border:3px solid var(--brand-soft);border-top-color:var(--brand);vertical-align:middle;border-radius:50%;width:18px;height:18px;animation:.8s linear infinite spin;display:inline-block}@keyframes spin{to{transform:rotate(360deg)}}.center{place-items:center;min-height:40vh;display:grid}.empty{text-align:center;color:var(--muted);padding:28px 12px}.empty .big-emoji{margin-bottom:8px;font-size:2.6rem;display:block}.error-box{background:var(--bad-soft);color:var(--bad);border-radius:12px;margin-bottom:12px;padding:10px 14px;font-weight:700}.ok-box{background:var(--ok-soft);color:var(--ok);border-radius:12px;margin-bottom:12px;padding:10px 14px;font-weight:700}.thumbs{flex-wrap:wrap;gap:8px;display:flex}.thumbs img{object-fit:cover;border:1px solid var(--line);border-radius:12px;width:84px;height:84px}.drop{border:2px dashed var(--line);text-align:center;cursor:pointer;color:var(--muted);background:#fbfaff;border-radius:16px;padding:22px;font-weight:800}.drop:hover{border-color:var(--brand-2);color:var(--brand)}.md h1,.md h2,.md h3{margin:1em 0 .4em;font-size:1.1rem}.md ul{margin:0 0 .8em;padding-left:1.3em}.md li{margin:.25em 0;line-height:1.5}.q{border-bottom:1px solid var(--line);padding:12px 0}.q:last-child{border-bottom:0}.q ol{margin:6px 0 0;padding-left:1.4em}.q li.right{color:var(--ok);font-weight:800}.shimmer{background:linear-gradient(90deg, var(--brand-soft), #fff, var(--brand-soft));background-size:200% 100%;animation:1.4s infinite shimmer}@keyframes shimmer{to{background-position:-200% 0}}.hero{grid-template-columns:1.1fr .9fr;align-items:center;gap:40px;padding:56px 0 32px;display:grid}.hero h1{font-size:clamp(2.2rem,5vw,3.4rem);line-height:1.05}.hero h1 em{background:linear-gradient(90deg, var(--brand), var(--accent));color:#0000;-webkit-background-clip:text;background-clip:text;font-style:normal}.hero p{color:var(--muted);font-size:1.15rem}.phone{background:#1d1b3a;border-radius:42px;justify-self:center;width:280px;height:560px;padding:12px;box-shadow:0 30px 60px #1d1b3a4d}.phone-screen{background:linear-gradient(#f6f4ff,#fff);border-radius:32px;flex-direction:column;gap:12px;width:100%;height:100%;padding:26px 18px;display:flex;overflow:hidden}.feature{align-items:flex-start;gap:14px;display:flex}.feature .ico{background:var(--brand-soft);border-radius:14px;flex-shrink:0;place-items:center;width:48px;height:48px;font-size:1.6rem;display:grid}@media (width<=820px){.hero{grid-template-columns:1fr;padding-top:24px}.phone{display:none}.wrap{padding:16px}.topbar{padding:10px 16px}}.kid{max-width:720px;margin:0 auto;padding:18px 16px 48px}.kid-hello{align-items:center;gap:14px;margin-bottom:18px;display:flex}.kid-hello h1{margin:0;font-size:1.7rem}.banner{color:#fff;background:linear-gradient(135deg, var(--brand), var(--brand-2));border-radius:20px;margin-bottom:16px;padding:18px 20px;box-shadow:0 12px 28px #5b4bdb4d}.banner.orange{background:linear-gradient(135deg,#ff7a2f,#ffad5b);box-shadow:0 12px 28px #ff8a3d59}.banner h2{margin:0 0 4px}.banner p{opacity:.92;color:inherit;margin:0;font-size:1rem}.mat-card{flex-direction:column;gap:6px;display:flex}.mat-card .subject{text-transform:uppercase;letter-spacing:.06em;color:var(--brand);font-size:.78rem;font-weight:900}.flash{perspective:800px;cursor:pointer;min-height:150px}.flash-inner{min-height:150px;transform-style:preserve-3d;transition:transform .4s;position:relative}.flash.flipped .flash-inner{transform:rotateY(180deg)}.flash-face{backface-visibility:hidden;text-align:center;border:1.5px solid var(--line);box-shadow:var(--shadow);background:#fff;border-radius:18px;place-items:center;padding:18px;font-size:1.1rem;font-weight:800;display:grid;position:absolute;inset:0}.flash-face.back{background:var(--brand-soft);color:var(--brand);transform:rotateY(180deg)}.quiz{flex-direction:column;gap:14px;display:flex}.quiz-q{font-size:1.3rem;font-weight:800;line-height:1.35}.opt{text-align:left;white-space:normal;color:var(--ink);border:2px solid var(--line);background:#fff;border-radius:16px;justify-content:flex-start;width:100%;padding:14px 16px;font-size:1.05rem;font-weight:700}.opt:hover{border-color:var(--brand-2);filter:none}.opt .letter{background:var(--brand-soft);width:30px;height:30px;color:var(--brand);border-radius:9px;flex-shrink:0;place-items:center;font-weight:900;display:grid}.opt.right{border-color:var(--ok);background:var(--ok-soft)}.opt.right .letter{background:var(--ok);color:#fff}.opt.wrong{border-color:var(--bad);background:var(--bad-soft)}.opt.wrong .letter{background:var(--bad);color:#fff}.progress-dots{gap:6px;display:flex}.progress-dots i{background:#e9e6f5;border-radius:999px;flex:1;height:8px}.progress-dots i.ok{background:var(--ok)}.progress-dots i.bad{background:var(--bad)}.progress-dots i.cur{background:var(--brand-2)}.result{text-align:center;padding:24px 8px}.result .emoji{font-size:4rem}.countdown{font-variant-numeric:tabular-nums;font-weight:900}.lang-switch button{padding:5px 9px;font-size:.78rem}.area-head{color:var(--ink);margin:10px 0 4px;font-size:.95rem;font-weight:900}@media (width<=600px){.topbar-name{display:none}}