:root{--ink:#244d43;--text:#2e3d37;--muted:#748078;--paper:#fffdf8;--bg:#f6f4ec;--line:#e2e5da;--pink:#f3ded5;--green:#e4eee0}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font-family:ui-sans-serif,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;font-size:15px;line-height:1.6}button,textarea,select,input{font:inherit}button,a,select,label.import-label{touch-action:manipulation}button{cursor:pointer}button:disabled{opacity:.5;cursor:wait}button:focus-visible,a:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible{outline:3px solid #ce9c65;outline-offset:3px}button{border:0;background:none;color:var(--ink)}button.primary{background:var(--ink);color:#fffdf8;border-radius:9px;padding:14px 21px;font-weight:650;display:inline-flex;align-items:center;gap:22px;justify-content:center}.primary:hover{background:#356456}button.quiet{padding:8px 0;font-size:13px;text-align:left}.quiet:hover{text-decoration:underline}.brand{display:flex;align-items:center;gap:11px;color:var(--ink);text-decoration:none;font-family:Georgia,serif;font-size:25px;line-height:1.2}.brand small{font:9px ui-sans-serif,sans-serif;letter-spacing:2px;display:block;margin-top:7px}.brand-mark{display:grid;place-items:center;width:44px;height:48px;border-radius:13px 13px 13px 3px;background:var(--ink);color:var(--paper);font:34px Georgia,serif}header{height:104px;padding:0 5%;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;gap:20px}.header-note{font:italic 15px Georgia,serif;color:var(--muted)}main{display:grid;grid-template-columns:245px minmax(0,1fr);max-width:1480px;margin:auto}aside{padding:47px 30px 0 40px;border-right:1px solid var(--line)}.eyebrow{font-size:10px;font-weight:750;letter-spacing:2px;color:var(--muted)}nav ol{list-style:none;padding:0;margin:29px 0}nav li{font-size:12px;color:var(--muted);display:flex;align-items:center;gap:13px;margin:22px 0}nav li span{font-size:10px;border:1px solid #d5dcd1;width:26px;height:26px;border-radius:50%;display:grid;place-items:center}nav .active{color:var(--ink);font-weight:700}nav .active span{background:var(--ink);color:#fff;border-color:var(--ink)}.aside-art{margin:75px auto 24px;width:150px;display:grid;grid-template-columns:1fr 1fr;transform:rotate(-6deg);background:#e9ecdf;padding:15px;border-radius:80px 80px 10px 10px;border:1px solid #d9dfcc;color:#8d9c7f}.aside-art>span{display:grid;place-items:center;height:70px;font:43px "Kaiti SC",KaiTi,serif;border-right:1px dashed #ced5c2;border-bottom:1px dashed #ced5c2}.aside-art>span:nth-child(2n){border-right:0}.aside-art small{grid-column:1/-1;text-align:center;font:italic 11px Georgia,serif;padding-top:15px}.aside-note{font-size:11px;text-align:center;color:var(--muted);line-height:1.9}.workspace{padding:47px 6% 0;min-width:0;max-width:1080px}h1{font:normal clamp(40px,4.3vw,61px)/1.08 Georgia,"Times New Roman",serif;letter-spacing:-2px;color:var(--ink);margin:18px 0}h2{font:normal 24px/1.3 Georgia,serif;color:var(--ink);margin:0 0 14px}.intro{font-size:14px;color:var(--muted);line-height:1.9;margin:18px 0 28px}.paper{padding:28px;background:var(--paper);border:1px solid var(--line);border-radius:13px;box-shadow:0 5px 20px #334d3810}.section-title{display:flex;justify-content:space-between;gap:12px;align-items:center;margin-bottom:23px}.section-title h2{font-size:22px;margin:0}.pill{font-size:9px;font-weight:700;letter-spacing:1.3px;padding:6px 10px;border-radius:5px;background:#eff2e8;color:#647656;white-space:nowrap}label{font-size:12px;font-weight:650;display:block;margin-bottom:8px}textarea{resize:vertical;width:100%;min-height:125px;background:#fbfaf6;border:1px solid #dce1d5;border-radius:7px;padding:16px;line-height:1.9;color:var(--ink)}textarea::placeholder{color:#9da59a}.field-note{font-size:11px;color:var(--muted);margin:7px 0}.sample-row{display:flex;align-items:center;gap:8px;flex-wrap:wrap;margin:17px 0 25px}.sample-row>span{font-size:11px;color:var(--muted);margin-right:7px}.chip{border:1px solid var(--line);padding:5px 12px;border-radius:20px;font-size:11px;background:#fff}.chip:hover{background:var(--green)}.settings-row{display:grid;grid-template-columns:1fr 1fr;gap:20px}select{width:100%;max-width:100%;background:#fffdf8;color:var(--text);border:1px solid var(--line);border-radius:6px;padding:10px;font-size:13px}.form-footer{display:flex;justify-content:space-between;align-items:center;border-top:1px solid var(--line);padding-top:22px;margin-top:25px;gap:15px}.form-footer>span{color:var(--muted);font-size:11px}.feature-row{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin:24px 0 30px}.feature-row p{font-size:11px}.feature-row b{font-weight:600;display:block;color:#4a6256}.feature-row p span{display:block;color:var(--muted);margin:5px 0}footer{border-top:1px solid var(--line);padding:23px 0;margin-top:35px;color:#8b9388;font-size:10px;display:flex;justify-content:space-between;gap:15px;align-items:center}footer .quiet{font-size:10px}.review-toolbar{display:flex;align-items:center;justify-content:space-between;gap:16px;margin:25px 0}.review-toolbar>span{color:var(--muted);font-size:12px}.word-cards{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.word-card{padding:20px;background:var(--paper);border:1px solid var(--line);border-radius:10px;min-width:0}.word-card h3{font-size:14px;margin:0 0 7px;font-weight:600}.char-display{font:48px/1.5 "Kaiti SC",KaiTi,"Songti SC",serif;letter-spacing:7px;display:block;overflow-wrap:anywhere;max-width:100%;text-align:left;padding:0}.char-display:hover{color:#bf765b}.pinyin{color:#9a7759;font-size:12px;margin-bottom:10px}.word-card p{font-size:11px;color:var(--muted)}.word-card summary{cursor:pointer;font-size:11px;color:var(--ink);margin-top:12px}.custom-row{display:flex;gap:6px;margin-top:10px}.custom-row input{min-width:0;width:100%;padding:8px;border:1px solid var(--line);border-radius:5px}.custom-row button{font-size:12px}.card-error{color:#a04b38!important}.message{font-size:13px;background:#f7e8da;border-radius:6px;padding:12px 15px}.practice-top{display:flex;justify-content:space-between;align-items:center;gap:20px}.practice-top h1{font-size:45px}.progress-meta{display:flex;justify-content:space-between;color:var(--muted);font-size:11px;margin-top:12px}progress{height:5px;width:100%;border:0;appearance:none;margin:7px 0 20px}progress::-webkit-progress-bar{background:#e1e7db;border-radius:4px}progress::-webkit-progress-value{background:#71906b;border-radius:4px}progress::-moz-progress-bar{background:#71906b}.prompt-card{display:flex;flex-direction:column;align-items:center;margin:5px 0 23px}.prompt-card h2{font:normal 39px/1.2 Georgia,serif;margin:7px 0 13px;overflow-wrap:anywhere;max-width:100%;text-align:center}.character-slots{display:flex;gap:7px;flex-wrap:wrap;justify-content:center}.char-slot{width:34px;height:38px;display:grid;place-items:center;background:#e9ecdf;border-bottom:2px solid transparent;font:25px serif;border-radius:4px}.char-slot.current{background:#f0dfd3;border-bottom-color:#b98668}.char-slot.pending{font:12px sans-serif;color:#8d9b8c}.writing-layout{display:grid;grid-template-columns:minmax(0,1fr) 220px;gap:30px;align-items:start}.writing-paper{background:var(--paper);border:1px solid var(--line);border-radius:10px;padding:15px;box-shadow:0 6px 19px #334d3810;min-width:0}.board-top,.board-bottom{display:flex;justify-content:space-between;gap:10px;font-size:9px;color:#8d9588;letter-spacing:1px}.board-top{padding:0 2px 14px}.board-bottom{padding:14px 2px 0;letter-spacing:0;font-size:9px}#board-container{position:relative;width:100%;aspect-ratio:1;background:#ffffff;border:1px solid #d7ddce;touch-action:none;overscroll-behavior:contain}#board{position:absolute;inset:0;touch-action:none;user-select:none}#board svg{display:block;touch-action:none}#correction{position:absolute;inset:0;width:100%;height:100%;pointer-events:none;overflow:visible}#loading{position:absolute;inset:0;display:grid;place-items:center;background:#fffdf8e8;font-size:12px;color:var(--muted)}.coach{padding-top:7px}.coach h2{margin:20px 0 12px;font-size:26px}.coach p{font-size:13px;line-height:1.9;color:var(--muted)}.tool{display:block;width:100%;border:1px solid var(--line);border-radius:7px;background:var(--paper);padding:11px 13px;margin:10px 0;font-size:12px;text-align:left}.tool:hover{background:var(--green)}.check{display:flex;align-items:center;gap:8px;font-weight:400;font-size:11px;color:var(--muted);margin-top:12px}.check input{accent-color:var(--ink)}.legend{font-size:10px;display:flex;gap:5px;align-items:center}.red-dot,.green-dot{width:7px;height:7px;border-radius:50%;background:#ca6a5b}.green-dot{background:#57946b;margin-left:5px}.summary-stats{display:grid;grid-template-columns:repeat(3,1fr);background:var(--green);padding:25px;border-radius:12px;gap:15px;margin:30px 0}.summary-stats strong{display:block;font:42px Georgia,serif;color:var(--ink)}.summary-stats span{font-size:11px;color:var(--muted)}.result-row{display:flex;justify-content:space-between;gap:15px;border-bottom:1px solid var(--line);padding:14px 0;font-size:13px}.result-row span:last-child{color:var(--muted);font-size:11px}.summary-actions{display:flex;gap:15px;align-items:center;flex-wrap:wrap;margin-top:25px}.summary-actions .tool{width:auto;margin:0}dialog{max-width:610px;width:calc(100% - 35px);padding:38px;border:1px solid var(--line);border-radius:15px;background:var(--paper);color:var(--text);line-height:1.9;box-shadow:0 20px 70px #1234}dialog::backdrop{background:#24392e66;backdrop-filter:blur(3px)}dialog p,dialog li{font-size:13px}dialog h2{margin:20px 0}.close{float:right}a{color:var(--ink)}[hidden]{display:none!important}.import-label{cursor:pointer;font-weight:400}
@media(min-width:1450px){.workspace{padding-right:55px;padding-left:65px}}@media(max-width:1050px){main{grid-template-columns:190px minmax(0,1fr)}aside{padding:40px 20px}.workspace{padding:38px 5% 0}.writing-layout{grid-template-columns:minmax(0,1fr) 190px;gap:20px}.section-title .pill{display:none}.header-note{display:none}}@media(max-width:760px){header{height:82px;padding:0 22px}.brand{font-size:22px}.brand small{font-size:8px}main{display:block}aside{padding:20px 22px 0;border:0}aside>.eyebrow,.aside-art,.aside-note{display:none}nav ol{display:flex;gap:18px;margin:0}nav li{font-size:10px;margin:0;gap:6px;flex:1}nav li span{flex-shrink:0;width:22px;height:22px;font-size:9px}.workspace{padding:30px 22px 0}h1{font-size:45px}.intro br{display:none}.paper{padding:22px}.form-footer{align-items:flex-start}.form-footer>span{max-width:90px}.feature-row{gap:12px}.feature-row b{font-size:10px}.writing-layout{grid-template-columns:minmax(0,1fr) 190px}.word-cards{gap:12px}.review-toolbar{flex-wrap:wrap}.writing-paper{padding:10px}}@media(max-width:530px){.writing-layout{grid-template-columns:1fr}.coach{padding-top:0}.coach h2{font-size:23px;margin:12px 0}.coach h2 br{display:none}.coach p{margin:8px 0}.coach .tool{display:inline-block;width:100%;margin:5px 0}.word-cards{grid-template-columns:1fr}.settings-row{grid-template-columns:1fr;gap:12px}.section-title h2{font-size:21px}.form-footer{flex-direction:column}.form-footer>span{max-width:none}.form-footer .primary{width:100%}.sample-row{gap:5px}.feature-row{grid-template-columns:1fr;gap:0}.feature-row p{margin:5px 0}.feature-row p span{display:inline;margin-left:8px}.feature-row b{display:inline}.summary-stats{padding:20px 15px;gap:10px}.summary-stats strong{font-size:33px}.practice-top h1{font-size:38px}.practice-top .quiet{max-width:100px}.header-note{display:none}header>.quiet{font-size:11px}nav li{font-size:9px}.review-toolbar .primary{padding:12px}.summary-actions{flex-direction:column;align-items:stretch}dialog{padding:25px}footer{font-size:9px}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important}}
/* Keep the writing square comfortable on a laptop while leaving space for coaching. */
.writing-layout{grid-template-columns:minmax(0,440px) minmax(180px,220px);justify-content:center}.writing-paper{width:100%;max-width:440px}
body:has(#practice:not([hidden])) .workspace{padding-top:25px}body:has(#practice:not([hidden])) .practice-top h1{font-size:36px;margin:10px 0}body:has(#practice:not([hidden])) .prompt-card{margin:0 0 16px}body:has(#practice:not([hidden])) .prompt-card h2{font-size:32px;margin:5px 0 10px}body:has(#practice:not([hidden])) header{height:84px}
@media(max-width:530px){.writing-layout{grid-template-columns:1fr}.writing-paper{max-width:none}}
#practice-ink{position:absolute;inset:0;width:100%;height:100%;pointer-events:none;overflow:hidden}#assessment-issues{margin:12px 0}.issue-button{display:block;padding:8px 10px;margin:5px 0;width:100%;text-align:left;font-size:11px;border:1px solid #e7c8bd;background:#fff5ee;border-radius:5px}.issue-button[aria-pressed=true]{border-color:#b87054;background:#f5e1d5}#check-character{width:100%;margin:12px 0 5px;font-size:13px}#board-container{overflow:hidden}
/* Navigation stays above feedback, even with a long list of corrections. */
.practice-nav{position:sticky;top:12px;z-index:5;display:flex;flex-wrap:wrap;gap:8px;padding:10px 0 12px;margin-bottom:12px;background:var(--bg);border-bottom:1px solid var(--line)}.practice-nav #reset,.practice-nav #next{width:100%;margin:0;padding:11px 12px;font-size:12px}.practice-nav #reset{background:var(--paper)}#assessment-issues{max-height:260px;overflow-y:auto;overscroll-behavior:contain}

/* Original, image-free fantasy theme: warm lamplight, leather, and unruled parchment. */
.theme-toggle{font-size:12px;font-weight:650;border:1px solid var(--line);border-radius:20px;padding:9px 15px;white-space:nowrap;margin-left:auto}
header .header-note{margin-right:auto}
[data-theme=quest]{--ink:#f0d49b;--text:#e4d7bd;--muted:#bfb099;--paper:#292019;--bg:#191410;--line:#56412a;--green:#352c20;color-scheme:dark}
[data-theme=quest] body{background:radial-gradient(ellipse at 1% 25%,#bd70292b,transparent 40%),radial-gradient(ellipse at 97% 60%,#bd702922,transparent 36%),repeating-linear-gradient(92deg,#ffffff02 0 1px,transparent 1px 110px),#191410;background-attachment:fixed}
[data-theme=quest] header{background:#110e0bd9;border-bottom-color:#735432;box-shadow:0 6px 40px #0006}
[data-theme=quest] h1{white-space:pre-line;text-shadow:0 3px 20px #d28a3625}
[data-theme=quest] h1,[data-theme=quest] h2,[data-theme=quest] .brand{font-family:Palatino,"Palatino Linotype",Georgia,serif}
[data-theme=quest] .brand-mark{background:#69302b;color:#f6d999;border:1px solid #bd864c;border-radius:50% 50% 46% 46%;box-shadow:0 0 22px #d19a3320}
[data-theme=quest] .theme-toggle{background:#35291d;border-color:#8b673b;color:#ffe0a1}
[data-theme=quest] .paper,[data-theme=quest] .word-card,[data-theme=quest] dialog{background:linear-gradient(130deg,#ffffff04,transparent 60%),#292019;border-color:#775632;border-radius:4px;box-shadow:0 10px 35px #0005,inset 0 0 0 3px #b6904e0b}
[data-theme=quest] textarea,[data-theme=quest] select,[data-theme=quest] .custom-row input{background:#1d1712;border-color:#725838;color:#f2e3c5}
[data-theme=quest] textarea::placeholder{color:#a99a82}
[data-theme=quest] .pill,[data-theme=quest] .chip{background:#382a1b;color:#e9c98d;border-color:#715537}
[data-theme=quest] .primary{background:linear-gradient(#8b4333,#652b23);color:#fff0d1;border:1px solid #c28d4e;border-radius:4px;box-shadow:inset 0 1px #edb76a33,0 3px 10px #0003}
[data-theme=quest] .primary:hover{background:#954938}
[data-theme=quest] .feature-row b,[data-theme=quest] footer{color:#c6b38e}
[data-theme=quest] .aside-art{position:relative;background:linear-gradient(135deg,#e2c88d,#bfa067);color:#66502e;border:1px solid #9f7b40;border-radius:65px 65px 3px 3px;box-shadow:0 6px 22px #0007}
[data-theme=quest] .aside-art > span{border-color:#8c703c40}
/* A still flame respects reduced motion and keeps the writing surface distraction-free. */
[data-theme=quest] .aside-art::after{content:"";position:absolute;width:18px;height:48px;left:59px;bottom:-100px;border-radius:3px;background:linear-gradient(90deg,#a88549,#e9d6a1 45%,#a78a53);box-shadow:0 6px 12px #0008}
[data-theme=quest] .aside-art::before{content:"";position:absolute;width:13px;height:24px;left:62px;bottom:-53px;border-radius:80% 15% 65% 45%;transform:rotate(-12deg);background:radial-gradient(ellipse at 50% 75%,#fff8d7 20%,#ffc15d 55%,#d57928 80%);box-shadow:0 0 24px 9px #f2a84155,0 0 70px 35px #df8a2522;z-index:1}
[data-theme=quest] .aside-note{margin-top:135px}
[data-theme=quest] nav .active span{color:#21170f}
[data-theme=quest] .char-slot{background:#3d3020;color:#ebd4a5}
[data-theme=quest] .char-slot.current{background:#63382a;border-bottom-color:#e2b466}
[data-theme=quest] .char-slot.pending{color:#c2ad89}
[data-theme=quest] .writing-paper{background:linear-gradient(115deg,#e8d2a0,#cdb078);border:1px solid #93703e;border-radius:4px;box-shadow:0 12px 30px #0008,inset 0 0 20px #79501a30}
[data-theme=quest] #board-container{background:radial-gradient(ellipse at 45% 38%,#f6e6bd,#ead4a3 75%,#d9bf88);border-color:#b7985f;box-shadow:inset 0 0 26px #a1752625}
[data-theme=quest] .board-top,[data-theme=quest] .board-bottom{color:#5d4829}
[data-theme=quest] #loading{background:#efdbb2ed;color:#5d4829}
[data-theme=quest] .pinyin{color:#d8b67e}
[data-theme=quest] .message{background:#483321;color:#f7dfb8}
[data-theme=quest] .issue-button{background:#432821;border-color:#98634e;color:#f8dfc7}
[data-theme=quest] .issue-button[aria-pressed=true]{background:#5a3528;border-color:#d59c6b}
[data-theme=quest] dialog::backdrop{background:#090704ba}
[data-theme=quest] .card-error{color:#ffb69e!important}
@media(hover:hover){[data-theme=quest] #board,[data-theme=quest] #board svg{cursor:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='32' height='32' viewBox='0 0 32 32'%3E%3Cpath d='M4 28C7 13 17 1 29 2C31 13 18 23 8 25L4 28Z' fill='%23ead5a4' stroke='%23523a21' stroke-width='1.3'/%3E%3Cpath d='M4 28L26 5M12 19L12 12M17 14L17 7M18 13L25 12M12 19L20 19' fill='none' stroke='%23856b43' stroke-width='1'/%3E%3Cpath d='M3 30L7 23L9 25Z' fill='%2321170f'/%3E%3C/svg%3E") 3 30,crosshair}}
@media(max-width:760px){header{gap:10px}.theme-toggle{font-size:10px;padding:8px 10px}[data-theme=quest] .aside-note{margin-top:0}}
@media(max-width:420px){header{padding:0 12px}.brand{font-size:18px}.brand small{font-size:6px;letter-spacing:1px}.brand-mark{width:33px;height:38px}.theme-toggle{white-space:normal;max-width:104px}header>.quiet{font-size:10px}}