@charset "UTF-8";
:root{--ink:#173d48;--muted:#5c7176;--cream:#f7f5ef;--paper:#fff;--line:#dce5e3;--mint:#e4f2e9;--coral:#ee775e;--green:#23683d;--red:#a32c36;--read:1.12rem}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:110px}body{margin:0;background:var(--cream);color:var(--ink);font-family:system-ui,-apple-system,"Segoe UI",sans-serif}button,input,select{font:inherit}button,a,input,select{touch-action:manipulation}button{border:1px solid var(--line);border-radius:12px;background:white;color:var(--ink);padding:11px 17px;cursor:pointer;min-height:44px}button:hover{border-color:var(--ink);background:#f0f7f3}button:disabled{cursor:default;opacity:.6}button.primary{background:var(--ink);color:white;border-color:var(--ink)}button.primary:hover{background:#285965}button.coral{background:var(--coral);border-color:var(--coral);color:#182e35}a{color:inherit}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,summary:focus-visible{outline:3px solid #b85431;outline-offset:3px}header{position:sticky;top:0;z-index:20;display:flex;align-items:center;gap:24px;padding:12px max(24px,calc((100vw - 1240px)/2));background:#fffef9f5;border-bottom:1px solid var(--line);backdrop-filter:blur(12px)}.brand{display:flex;gap:13px;align-items:center;margin-right:auto}.brand img{width:62px;height:56px;object-fit:contain}.brand b{font-size:1.05rem;letter-spacing:.12em;display:block}.brand span{font-size:.8rem;color:var(--muted)}.plain{background:transparent}.skip{position:fixed;top:-70px;left:10px;z-index:100;background:white;padding:15px}.skip:focus{top:5px}main{max-width:1240px;margin:auto;padding:36px 26px 65px;min-height:80vh}footer{text-align:center;padding:30px 16px;border-top:1px solid var(--line);color:var(--muted);font-size:.9rem}.eyebrow{font-size:.75rem;font-weight:800;letter-spacing:.15em;text-transform:uppercase;color:var(--muted)}h1,h2,h3,p{margin-top:0}h1{font-family:Georgia,serif;font-size:clamp(2.3rem,5vw,4.7rem);line-height:1.06;font-weight:500;letter-spacing:-.035em;margin-bottom:22px}h2{font-size:1.65rem;letter-spacing:-.025em}h3{font-size:1.1rem}.intro{display:grid;grid-template-columns:1.1fr 1fr;gap:55px;align-items:center;padding:30px 0 45px}.intro p{line-height:1.7;max-width:600px;color:var(--muted)}.hero-art{position:relative;transform:rotate(2deg)}.hero-art img{width:100%;border-radius:28px;display:block;box-shadow:0 20px 35px #173d4817}.hero-stamp{position:absolute;bottom:0;left:-15px;background:var(--coral);border:5px solid var(--cream);padding:15px 21px;border-radius:18px;transform:rotate(-5deg);font-weight:800}.facts{display:flex;gap:12px;flex-wrap:wrap;margin:25px 0}.pill{font-size:.8rem;background:var(--mint);padding:8px 12px;border-radius:30px}.shelf-top{display:flex;align-items:center;gap:20px;flex-wrap:wrap;padding:20px 0}.shelf-top h2{margin:0;margin-right:auto}.search{width:min(350px,100%);padding:12px 15px;border:1px solid var(--line);border-radius:12px;background:white}.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}.card{border:1px solid var(--line);border-radius:20px;background:white;overflow:hidden;display:flex;flex-direction:column;box-shadow:0 5px 10px #173d4804}.card>img{aspect-ratio:9/5.5;width:100%;object-fit:cover}.card-body{padding:21px;flex:1;display:flex;flex-direction:column;gap:12px}.card h3{font-size:1.25rem;margin:0;line-height:1.3}.card p{font-size:.87rem;color:var(--muted);margin:0}.card button{width:100%;margin-top:auto}.card .status{font-size:.8rem;min-height:20px;color:var(--green)}.empty{padding:30px}.hint{font-size:.88rem;line-height:1.6;color:var(--muted)}.reader-head{max-width:850px;padding:15px 0 8px}.reader-head h1{font-size:clamp(2.3rem,4.5vw,3.5rem);margin:15px 0 20px}.chapter-nav{display:flex;gap:8px;flex-wrap:wrap;margin:22px 0}.chapter-nav a{display:block;border:1px solid var(--line);border-radius:30px;padding:9px 14px;text-decoration:none;font-size:.88rem;background:white}.layout{display:grid;grid-template-columns:minmax(0,1fr) 270px;gap:30px;align-items:start}.paper{background:white;border:1px solid var(--line);border-radius:20px;padding:clamp(22px,4vw,55px)}.story p{font-family:Georgia,"Times New Roman",serif;font-size:var(--read);line-height:1.9;margin:0 0 22px;hyphens:auto}.story p.speaking{background:#fff1ca;border-radius:7px;box-shadow:0 0 0 7px #fff1ca}.story figure{margin:30px 0}.story figure img{width:100%;border-radius:14px;display:block}.story figcaption{font-family:system-ui,sans-serif;color:var(--muted);font-size:.82rem;line-height:1.5;margin-top:9px}.tools{position:sticky;top:110px;background:var(--mint);border:1px solid #cbded1;padding:20px;border-radius:18px}.tools h2{font-size:1.15rem}.tools label{display:block;font-size:.84rem;margin:18px 0 7px}.tools select{width:100%;padding:10px 6px;border:1px solid #a5bcb3;border-radius:8px;background:#fff;min-height:44px}.tools input[type=range]{width:100%;min-height:35px}.row{display:flex;gap:7px;flex-wrap:wrap}.row button{flex:1;padding:9px;font-size:.85rem}.tools .hint{font-size:.78rem;margin:10px 0 0}.section{margin-top:30px}.section-heading{display:flex;gap:20px;align-items:baseline;margin-bottom:20px}.section-heading h2{margin:0}.section-heading span{margin-left:auto;font-size:.8rem;color:var(--muted)}.exercise{border-top:1px solid var(--line);padding:23px 0}.exercise:first-child{border-top:0;padding-top:0}fieldset{border:0;padding:0;margin:0;min-width:0}legend{font-weight:650;line-height:1.6;margin-bottom:13px;float:left;width:100%}legend+*{clear:both}.options{display:grid;gap:8px}.option{display:flex;gap:12px;align-items:center;padding:12px 14px;border:1px solid var(--line);border-radius:10px;min-height:48px;cursor:pointer;font-size:.95rem}.option:has(input:checked){background:#edf4f4;border-color:var(--ink)}.option input{accent-color:var(--ink);width:19px;height:19px;flex-shrink:0}.fill-sentence{line-height:2.7;font-size:1rem}.fill-sentence input,.spell-input{max-width:100%;width:165px;min-height:44px;border:1px solid #99aead;border-radius:7px;padding:8px 10px;background:#fcfdfa}.fill-sentence input.wide{width:220px}.feedback{font-size:.88rem;line-height:1.5;margin:9px 0 0;min-height:0}.feedback.good{color:var(--green)}.feedback.bad{color:var(--red)}.feedback.pending{color:#775b20}.exercise.correct{border-left:4px solid var(--green);padding-left:15px}.exercise.incorrect{border-left:4px solid var(--red);padding-left:15px}.checkbar{display:flex;gap:14px;align-items:center;flex-wrap:wrap;margin-top:20px}.summary{font-weight:650}.conj-bank{background:#eff5fa;padding:13px;border-radius:10px;line-height:1.8;margin-bottom:20px}.spell-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:15px}.word-card{border:1px solid var(--line);border-radius:12px;padding:16px}.word-model{font-size:1.3rem;font-weight:700;min-height:34px;margin-bottom:8px;overflow-wrap:anywhere}.word-card button{font-size:.78rem;margin-bottom:14px;padding:8px 10px}.word-card label{display:block;font-size:.82rem;margin-bottom:7px}.spell-input{width:100%}.solution{margin-top:18px;border:1px dashed #a8bcb6;border-radius:10px;padding:13px;font-size:.87rem;line-height:1.8}.solution summary{cursor:pointer;font-weight:650}.solution ol{padding-left:23px}.end{padding:30px;background:var(--mint);border-radius:20px;margin-top:30px}.end h2{margin-bottom:12px}.end .row button{flex:initial;padding:12px 17px;font-size:1rem}.progress-track{height:7px;background:#dce8e0;border-radius:10px;margin:14px 0;overflow:hidden}.progress-track span{display:block;background:var(--ink);height:100%}.utility{display:flex;gap:10px;margin-top:30px;flex-wrap:wrap}.utility button{font-size:.8rem}.count{font-variant-numeric:tabular-nums}#total{font-size:.8rem;white-space:nowrap;color:var(--muted)}#notice{position:fixed;bottom:18px;left:50%;transform:translateX(-50%);max-width:90%;background:var(--ink);color:white;border-radius:12px;padding:0;z-index:50}#notice:not(:empty){padding:13px 18px}details.help{border:1px solid var(--line);padding:20px;border-radius:14px;margin-top:30px;background:white;line-height:1.7}details.help summary{cursor:pointer;font-weight:650}.print-only{display:none}@media(min-width:1400px){main{max-width:1300px}}@media(max-width:950px){.layout{grid-template-columns:1fr}.tools{position:static;display:grid;grid-template-columns:1fr 1fr;gap:8px 20px}.tools h2,.tools>.hint,.tools>.row{grid-column:1/-1}.tools label{margin-top:7px}.cards{grid-template-columns:repeat(2,1fr)}.intro{gap:25px}header{padding:10px 20px;gap:12px}}@media(max-width:600px){main{padding:22px 16px 45px}header{padding:10px 14px;gap:8px}.brand img{width:42px;height:42px}.brand{gap:8px}.brand b{font-size:.86rem}.brand span{font-size:.67rem}#home{font-size:.73rem;padding:8px}#total{display:none}.intro{grid-template-columns:1fr;padding-top:12px;gap:18px}.intro h1{font-size:3rem}.hero-art{max-width:420px;width:90%;margin:0 auto 15px}.cards{grid-template-columns:1fr}.card{display:grid;grid-template-columns:110px 1fr}.card>img{height:100%;aspect-ratio:auto;object-fit:cover}.card-body{padding:15px;gap:9px}.card h3{font-size:1.05rem}.card .eyebrow{font-size:.65rem}.card button{padding:8px;font-size:.86rem}.paper{padding:22px 18px}.reader-head h1{font-size:2.4rem}.chapter-nav{gap:6px}.chapter-nav a{padding:8px 10px;font-size:.8rem}.section-heading{gap:8px;flex-wrap:wrap}.section-heading span{margin-left:0}.spell-grid{grid-template-columns:1fr}.fill-sentence input{width:130px}.story p{font-size:var(--read);line-height:1.85}.tools{padding:17px}.end{padding:22px}.facts{gap:7px}.pill{font-size:.74rem}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important;animation:none!important}}@media print{body{background:white;color:black;font-size:11pt}header,footer,.tools,.chapter-nav,.checkbar,.utility,.end,#notice,.skip,.no-print,.word-card button{display:none!important}main{max-width:none;padding:0}.layout{display:block}.paper{border:0;padding:0}.reader-head h1{font-size:27pt}.section{break-before:page}.story p{font-size:12pt;line-height:1.6}.story figure{width:70%;margin:20px auto;break-inside:avoid}.story figure img{max-height:220px}.exercise,.word-card{break-inside:avoid}.options{gap:3px}.option{padding:5px;min-height:0}.feedback{display:none}.section-heading{margin-top:20px}.solution{display:none}body.print-solutions .solution{display:block}body.print-solutions .solution>*{display:block}.print-only{display:block}.spell-grid{grid-template-columns:1fr 1fr}.fill-sentence input{border:0;border-bottom:1px solid black;border-radius:0;background:white}.word-model{font-size:14pt}.brand{display:none}}

.art-credit{display:block;margin-top:4px;font-size:.74rem;letter-spacing:.03em;color:#5c7176}
.login-form{display:grid;gap:10px;max-width:480px}.login-form label{font-weight:650;font-size:.9rem}.login-form input{padding:13px 15px;border:1px solid #a8bcb6;border-radius:10px;background:#fff;min-height:48px;width:100%}.login-form .hint{font-size:.82rem;margin:5px 0 12px}.cover-buttons{display:flex;gap:9px;flex-wrap:wrap;margin:22px 0}.profile-greeting{font-size:.9rem;margin-bottom:12px}.commit-hint{padding:12px 15px;border-radius:9px;background:#fff3d7;color:#604919;font-size:.85rem;line-height:1.6}input:disabled{opacity:1;color:#173d48;-webkit-text-fill-color:#173d48}.option:has(input:disabled){cursor:default;background:#f5f6f2}.option:has(input:checked:disabled){border-color:#77908b;background:#e8eeea}dialog{color:var(--ink);border:1px solid var(--line);border-radius:22px;background:var(--cream);width:min(850px,94vw);max-height:88vh;padding:28px;box-shadow:0 25px 80px #0004}dialog::backdrop{background:#173d48a6}#info-close{float:right;margin:0 0 16px 15px}#info-content{clear:both}#info-content h2{font-family:Georgia,serif;font-size:2rem}.rules{padding-left:24px;line-height:1.75}.rules li{padding-left:6px;margin-bottom:13px}.score-table-wrap{overflow-x:auto}.score-table{width:100%;border-collapse:collapse;text-align:left;font-size:.9rem}.score-table th,.score-table td{padding:12px;border-bottom:1px solid var(--line)}.score-table th{background:var(--mint)}.score-table td:nth-child(4){font-weight:750;color:#23683d}.score-table td:nth-child(5){color:#a32c36}[hidden]{display:none!important}#account,#retry-save{font-size:.8rem}#total{white-space:normal;max-width:210px;font-size:.78rem}.solution[hidden]{display:none!important}@media(max-width:600px){dialog{padding:20px}#account{padding:8px;font-size:.72rem}#retry-save{font-size:.7rem;padding:7px}.score-table th,.score-table td{padding:9px}.cover-buttons button{font-size:.85rem}.login-intro .hero-art{margin-top:15px}header{flex-wrap:wrap}#total{display:block;flex-basis:100%;max-width:none;text-align:right;font-size:.74rem}.brand{margin-right:auto}header .plain{min-height:36px}}@media print{#account,#retry-save,dialog{display:none!important}}

/* 1.0.1: fluid desktop, tablet and phone layouts. */
@media screen {
 main{width:100%;max-width:1680px;padding-left:clamp(16px,3vw,44px);padding-right:clamp(16px,3vw,44px)}
 header{padding-left:max(16px,calc((100vw - 1592px)/2));padding-right:max(16px,calc((100vw - 1592px)/2))}
 .intro{grid-template-columns:minmax(0,1.1fr) minmax(0,1fr);gap:clamp(24px,4vw,64px)}
 .layout{grid-template-columns:minmax(0,1fr) 290px;gap:clamp(20px,2.5vw,40px)}
 .layout>div,.tools,.card,.intro>*{min-width:0}
 .cards{grid-template-columns:repeat(3,minmax(0,1fr))}
 .story p{max-width:70ch;margin-left:auto;margin-right:auto}
 .story img{max-width:100%}
 .paper,.card,.tools{overflow-wrap:anywhere}
 input,select{max-width:100%}
 .spell-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media screen and (min-width:1500px){.cards{grid-template-columns:repeat(4,minmax(0,1fr))}}
@media screen and (max-width:1100px){
 header{flex-wrap:wrap;gap:10px}
 .layout{display:flex;flex-direction:column}
 .layout>div{width:100%}
 .tools{order:-1;position:static;width:100%;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px 20px}
 .tools h2,.tools>.hint,.tools>.row{grid-column:1/-1}
 .cards{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media screen and (max-width:850px){
 .intro{grid-template-columns:1fr;gap:24px}
 .hero-art{width:min(90%,540px);margin:0 auto 20px}
 .intro p{max-width:70ch}
}
@media screen and (max-width:600px){
 main{padding:22px 14px 45px}
 .cards{grid-template-columns:minmax(0,1fr)}
 .card{grid-template-columns:95px minmax(0,1fr)}
 .spell-grid,.tools{grid-template-columns:minmax(0,1fr)}
 .paper{padding:22px 16px}
 .tools h2,.tools>.hint,.tools>.row{grid-column:1}
 .row{flex-wrap:wrap}
 dialog{width:calc(100% - 20px);max-width:850px}
}

/* Narrow embedded columns also occur inside padded phone layouts. */
@media screen and (max-width:360px){
 .intro h1{font-size:clamp(2rem,12vw,2.7rem);overflow-wrap:anywhere}
}