@import url("https://fonts.googleapis.com/css2?family=Baloo+2:wght@500;600;700;800&family=Nunito:ital,wght@0,400;0,600;0,700;0,800;1,400&display=swap");:root{--paper:#fdfbf2;--ink:#3a3357;--sky:#5aa7de;--sky-deep:#3e7fb8;--sun:#ffc93c;--coral:#ff7b6b;--leaf:#5fbf8a;--grape:#9b7ede;--card:#fff;--line:#e8e2d2;--hl:#fff0b3}*{box-sizing:border-box;margin:0;padding:0}body{background:var(--paper);color:var(--ink);font-family:Nunito,system-ui,sans-serif;min-height:100vh;background-image:radial-gradient(circle at 8% 12%,rgba(90,167,222,.08) 0 120px,transparent 121px),radial-gradient(circle at 92% 20%,rgba(255,201,60,.12) 0 90px,transparent 91px),radial-gradient(circle at 85% 85%,hsla(6,100%,71%,.08) 0 140px,transparent 141px)}.wrap{max-width:820px;margin:0 auto;padding:28px 20px 80px}header.top{text-align:center;margin-bottom:28px;position:relative}.logo{font-family:Baloo\ 2,cursive;font-weight:800;font-size:clamp(30px,5.5vw,44px);line-height:1.05}.logo .w1{color:var(--sky-deep)}.logo .w2{color:var(--coral)}.logo .w3{color:var(--leaf)}header.top p{margin-top:6px;font-size:15px;color:#6b6488}.signout{position:absolute;right:0;top:0;background:none;border:none;color:#8b85a3;font-weight:700;cursor:pointer;font-size:13px;font-family:Nunito,sans-serif}.stack{display:flex;flex-direction:column;gap:18px}.card{background:var(--card);border:2px solid var(--line);border-radius:22px;padding:20px 22px;box-shadow:0 3px 0 var(--line)}.card h2{font-family:Baloo\ 2,cursive;font-weight:700;font-size:19px;display:flex;gap:10px;margin-bottom:4px}.card h2,.dot{align-items:center}.dot{width:26px;height:26px;border-radius:50%;display:inline-flex;justify-content:center;font-size:14px;flex:none}.d-sky{background:#e3f0fb}.d-sun{background:#fff3d1}.d-coral{background:#ffe5e1}.d-leaf{background:#e2f4ea}.d-grape{background:#eee8fb}.d-pink{background:#fce4f1}.d-book{background:#fbeed3}.hint{font-size:13px;color:#8b85a3;margin-bottom:12px}label.small{display:block;font-weight:700;font-size:13px;margin:10px 0 5px;color:#565073}input[type=email],input[type=password],input[type=text],select,textarea{font-family:Nunito,sans-serif;font-size:15px;color:var(--ink);background:#fcfaf3;border:2px solid var(--line);border-radius:12px;padding:10px 12px;outline:none}input[type=email],input[type=password],input[type=text],textarea{width:100%}input:focus,select:focus,textarea:focus{border-color:var(--sky)}textarea{resize:vertical;min-height:64px}.banner{border-radius:16px;padding:14px 18px;font-weight:700;font-size:14px;display:flex;align-items:center;gap:12px;flex-wrap:wrap}.banner.free{background:#fff3d1;border:2px solid #efd98a;color:#7a5e10}.banner.active{background:#e2f4ea;border:2px solid #a7ddc0;color:#2f7a52}.banner .sub-btn{margin-left:auto;font-family:Baloo\ 2,cursive;font-weight:800;border:none;cursor:pointer;background:var(--coral);color:#fff;border-radius:12px;padding:10px 18px;box-shadow:0 3px 0 #d65545;font-size:15px}.banner .sub-btn:active{transform:translateY(2px);box-shadow:0 1px 0 #d65545}.lib-item{display:flex;align-items:center;gap:10px;border:2px solid var(--line);border-radius:14px;background:#fcfaf3;padding:10px 14px;margin-top:9px}.lib-item .t{flex:1 1;min-width:0}.lib-item .t b{font-family:Baloo\ 2,cursive;font-size:15.5px;display:block;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.lib-item .t span{font-size:12px;color:#8b85a3}.lib-read{font-family:Baloo\ 2,cursive;font-weight:700;font-size:14px;border:none;background:var(--sun);color:#5c4500;border-radius:11px;padding:8px 15px;box-shadow:0 2px 0 #d9a81f}.lib-del,.lib-read{cursor:pointer;flex:none}.lib-del{background:none;border:none;color:#b9b3cc;font-weight:800;font-size:15px}.lib-del:hover{color:var(--coral)}.fav-row{display:flex;gap:8px;margin-top:12px;flex-wrap:wrap;align-items:center}.fav-save{font-family:Baloo\ 2,cursive;font-weight:700;font-size:14px;cursor:pointer;background:#fce4f1;color:#a6377c;border:2px solid #f3bcdd;border-radius:12px;padding:8px 14px}.fav-name-row{display:flex;gap:8px;margin-top:10px}.fav-name-row input{flex:1 1}.fav-confirm{font-family:Baloo\ 2,cursive;font-weight:700;border:none;cursor:pointer;font-size:14px;background:var(--leaf);color:#fff;border-radius:12px;padding:0 16px;box-shadow:0 3px 0 #429a6b}.fav-sets{display:flex;flex-wrap:wrap;gap:8px;margin-top:12px}.fav-set{display:inline-flex;align-items:center;gap:8px;cursor:pointer;background:#f6f1ff;border:2px solid #dccff6;border-radius:999px;padding:6px 12px;font-weight:800;font-size:13.5px;color:#5f4699}.fav-set:hover{background:#efe6ff}.fav-set .del{background:none;border:none;cursor:pointer;color:#9b7ede;font-weight:800;font-size:13px}.chips{display:flex;flex-wrap:wrap;gap:8px;margin-top:10px}.chip{background:var(--hl);border:2px solid #efd98a;border-radius:999px;padding:5px 12px;font-weight:700;font-size:14px;display:inline-flex;align-items:center;gap:7px}.chip button{background:none;border:none;cursor:pointer;font-size:14px;line-height:1;color:#9a8420;font-weight:800}.chip.practice{background:#e2f4ea;border-color:#a7ddc0;color:#2f7a52}.chip .day,.chip.practice button{color:#2f7a52}.chip .day{background:#fff;border-radius:999px;font-size:11px;padding:2px 8px;font-weight:800}.chip .day.once{color:#9a8420}.chip.expired{background:#f1eff7;border-color:#d6d2e4;color:#8b85a3}.chip.expired button,.sub-label{color:#8b85a3}.sub-label{font-weight:800;font-size:12.5px;letter-spacing:.5px;text-transform:uppercase;margin-top:14px}.addrow{display:flex;gap:8px;margin-top:4px;flex-wrap:wrap}.addrow input{flex:2 1;min-width:160px}.addrow select{flex:1 1;min-width:130px}.btn-add{font-family:Baloo\ 2,cursive;font-weight:700;font-size:15px;border:none;cursor:pointer;background:var(--sun);color:#5c4500;border-radius:12px;padding:10px 18px;box-shadow:0 3px 0 #d9a81f}.btn-add:active{transform:translateY(2px);box-shadow:0 1px 0 #d9a81f}.opts{display:grid;grid-template-columns:repeat(auto-fill,minmax(160px,1fr));grid-gap:9px;gap:9px;margin-top:8px}.opt{border:2px solid var(--line);border-radius:14px;background:#fcfaf3;padding:10px 12px;font-weight:700;font-size:13.5px;cursor:pointer;text-align:left;display:flex;gap:8px;align-items:center;color:var(--ink);font-family:Nunito,sans-serif}.opt .em{font-size:17px;flex:none}.opt.sel{border-color:var(--sky);background:#eaf4fc;box-shadow:0 0 0 2px rgba(90,167,222,.25)}.pics-row,.times{display:flex;gap:9px;flex-wrap:wrap;margin-top:8px}.pic-opt,.time{flex:1 1;min-width:120px;border:2px solid var(--line);border-radius:14px;background:#fcfaf3;padding:12px;cursor:pointer;text-align:center;font-family:Nunito,sans-serif;color:var(--ink)}.pic-opt b,.time b{font-family:Baloo\ 2,cursive;font-size:16px;display:block}.pic-opt span,.time span{font-size:12px;color:#8b85a3}.pic-opt.sel{border-color:var(--coral);background:#fff0ee;box-shadow:0 0 0 2px hsla(6,100%,71%,.25)}.time.sel{border-color:var(--leaf);background:#eaf7f0;box-shadow:0 0 0 2px rgba(95,191,138,.25)}.create{margin-top:6px;width:100%;border:none;cursor:pointer;border-radius:20px;padding:18px;font-family:Baloo\ 2,cursive;font-weight:800;font-size:22px;color:#fff;letter-spacing:.5px;background:linear-gradient(135deg,var(--coral),#ff9a5c);box-shadow:0 5px 0 #d65545}.create:active{transform:translateY(3px);box-shadow:0 2px 0 #d65545}.create:disabled{opacity:.6;cursor:wait}.loading{text-align:center;padding:34px 10px}.bounce{font-size:40px;display:inline-block;animation:bnc 1s infinite}@keyframes bnc{0%,to{transform:translateY(0)}50%{transform:translateY(-12px)}}.loadmsg{font-family:Baloo\ 2,cursive;font-weight:700;font-size:18px;margin-top:8px;color:var(--sky-deep)}@media (prefers-reduced-motion:reduce){.bounce{animation:none}}.errbox{background:#ffe9e6;border:2px solid #f5b7ae;border-radius:14px;padding:14px 16px;font-size:14px;font-weight:700;color:#8c3a2e}.toolbar{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:18px}.tbtn{font-family:Baloo\ 2,cursive;font-weight:700;font-size:15px;cursor:pointer;border-radius:14px;padding:11px 20px;border:none;color:#fff}.tbtn.pdf{background:var(--grape);box-shadow:0 3px 0 #7a5fc0}.tbtn.back{background:#b9b3cc;box-shadow:0 3px 0 #948ead}.tbtn:active{transform:translateY(2px)}.book{background:#fff;border-radius:26px;border:2px solid var(--line);box-shadow:0 4px 0 var(--line);overflow:hidden}.cover{text-align:center;padding:48px 30px 42px;color:#fff;background:linear-gradient(160deg,var(--sky) 0,var(--sky-deep) 100%)}.cover .kicker{font-weight:800;font-size:13px;letter-spacing:3px;text-transform:uppercase;opacity:.85}.cover h1{font-family:Baloo\ 2,cursive;font-weight:800;font-size:clamp(28px,5vw,42px);line-height:1.15;margin:12px 0 4px}.cover .for{font-size:15px;font-style:italic;opacity:.9}.cover .cov-em{font-size:46px;margin-top:18px;letter-spacing:12px}.illus{height:180px;border-radius:18px;margin-bottom:22px;overflow:hidden;display:flex;align-items:center;justify-content:center;border:2px solid rgba(0,0,0,.05)}.illus .em{display:inline-block;line-height:1}.bg-sky{background:linear-gradient(180deg,#bde3ff,#eaf7ff 75%,#d7f0c9 76%,#c8eab6)}.bg-sunset{background:linear-gradient(180deg,#ffd9a6,#ffe4d1 60%,#f6c6a8 61%,#efb894)}.bg-night{background:linear-gradient(180deg,#4a5490,#7b84c4 70%,#39406e 71%,#2e3459)}.bg-garden{background:linear-gradient(180deg,#e4f6ff,#effbe6 55%,#bfe3a8 56%,#a9d890)}.bg-indoor{background:linear-gradient(180deg,#fff3e0,#ffead1 65%,#e8c79f 66%,#dbb88e)}.bg-water{background:linear-gradient(180deg,#d7f2ff,#e8faff 50%,#9bd8de 51%,#7ecbd3)}.page{padding:34px 40px;border-top:2px dashed var(--line);font-size:20px;line-height:1.85;font-weight:600}.page .pnum{font-family:Baloo\ 2,cursive;font-weight:700;color:#b9b3cc;font-size:14px;margin-bottom:14px;display:flex;align-items:center;gap:8px}.page .pnum:after{content:"";flex:1 1;height:2px;background:var(--line);border-radius:2px}mark{background:var(--hl);border-bottom:3px solid var(--sun);border-radius:5px;padding:1px 5px;font-weight:800}.lesson-page{border-top:2px dashed var(--line);padding:30px 40px;background:#f3faf6}.lesson-page h3{font-family:Baloo\ 2,cursive;color:#2f7a52;font-size:18px;margin-bottom:6px}.lesson-page p{font-size:17px;font-weight:600;color:#3e6b54;line-height:1.7}.theend{text-align:center;padding:30px;font-family:Baloo\ 2,cursive;font-weight:800;font-size:26px;color:var(--coral);border-top:2px dashed var(--line)}.wordcheck{margin-top:18px}.wordcheck h3{font-family:Baloo\ 2,cursive;font-size:17px;margin-bottom:8px}.wc-chip{margin:3px;display:inline-block;border-radius:999px;padding:5px 13px;font-weight:800;font-size:13.5px}.wc-yes{background:#e2f4ea;color:#2f7a52;border:2px solid #a7ddc0}.wc-no{background:#ffe9e6;color:#8c3a2e;border:2px solid #f5b7ae}.auth-card{max-width:420px;margin:40px auto 0}.auth-card .create{font-size:18px;padding:14px}.auth-alt{text-align:center;margin-top:14px;font-size:14px}.auth-alt button{background:none;border:none;color:var(--sky-deep);font-weight:800;cursor:pointer;font-size:14px;font-family:Nunito,sans-serif}.feature-list{margin:22px 0 6px;display:flex;flex-direction:column;gap:10px;font-size:15px;font-weight:600}.feature-list span{display:flex;gap:10px;align-items:flex-start}@media(max-width:560px){.lesson-page,.page{padding:26px 22px}.page{font-size:18px}.illus{height:140px}}.nav{display:flex;gap:8px;justify-content:center;margin-bottom:18px;flex-wrap:wrap}.nav-btn{font-family:Baloo\ 2,cursive;font-weight:700;font-size:15px;cursor:pointer;border:2px solid var(--line);border-radius:999px;padding:9px 20px;background:#fcfaf3;color:var(--ink)}.nav-btn.sel{border-color:var(--sky);background:#eaf4fc;box-shadow:0 0 0 2px rgba(90,167,222,.25)}.menu-toggle{position:absolute;left:0;top:2px;background:#fff;border:2px solid var(--line);border-radius:12px;width:42px;height:42px;font-size:18px;cursor:pointer;color:var(--ink);box-shadow:0 2px 0 var(--line)}.menu-toggle:active{transform:translateY(2px);box-shadow:none}.drawer-overlay{position:fixed;inset:0;background:rgba(58,51,87,.35);z-index:40}.drawer{position:fixed;top:0;left:-290px;width:270px;height:100%;background:#fff;z-index:50;border-right:2px solid var(--line);transition:left .25s ease;padding:18px 14px;display:flex;flex-direction:column;gap:4px;overflow-y:auto}.drawer.open{left:0}.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:12px;padding:0 4px}.drawer-logo{font-family:Baloo\ 2,cursive;font-weight:800;font-size:19px;color:var(--sky-deep)}.drawer-close{font-weight:800;color:#b9b3cc}.drawer-close,.menu-item{background:none;border:none;cursor:pointer;font-size:16px}.menu-item{display:flex;gap:10px;align-items:center;width:100%;text-align:left;font-family:Baloo\ 2,cursive;font-weight:700;color:var(--ink);border-radius:12px;padding:13px 14px}.menu-item:hover{background:#f5f2e8}.menu-item.sel{background:#eaf4fc;color:var(--sky-deep)}.menu-item.quiet{color:#8b85a3;font-size:14px}.drawer-spacer{flex:1 1}