/* Sentence Garden: a single source-owned design system. Nova-inspired component
   proportions and semantic tokens; see UI-DEPENDENCIES.md for provenance. */
:root{color-scheme:light;--background:#f3f2eb;--foreground:#2d3931;--card:#fcfbf6;--card-foreground:#2d3931;--popover:#fffef9;--primary:#355b4b;--primary-foreground:#fffef9;--secondary:#e5eadf;--secondary-foreground:#3e5746;--muted:#eceee5;--muted-foreground:#646e60;--accent:#e0e8d8;--accent-foreground:#355344;--destructive:#a3483d;--destructive-bg:#f8e9e2;--border:#d9ded0;--input:#87927d;--ring:#658565;--warm:#976344;--sidebar:#e9ecdf;--radius:12px;--radius-lg:20px;--shadow:0 3px 14px #2f422505;--green:var(--primary);--line:var(--border);--bg:var(--background);font-family:'Segoe UI Variable','Segoe UI','Microsoft YaHei UI','Microsoft YaHei',system-ui,sans-serif;font-size:15px}
:root[data-theme=night]{color-scheme:dark;--background:#17211c;--foreground:#e3e8da;--card:#202c24;--card-foreground:#e3e8da;--popover:#263229;--primary:#b0c9a2;--primary-foreground:#1c3021;--secondary:#303e31;--secondary-foreground:#d2ddc7;--muted:#29362b;--muted-foreground:#acb8a3;--accent:#384938;--accent-foreground:#d3e6c7;--destructive:#efb2a0;--destructive-bg:#442c27;--border:#3b493b;--input:#6f8267;--ring:#a4bd94;--warm:#d7b496;--sidebar:#1c291f;--shadow:none}
*{box-sizing:border-box}body{margin:0;background:var(--background);color:var(--foreground);line-height:1.65;-webkit-font-smoothing:antialiased}button,input,select,textarea{font:inherit}button{cursor:pointer;background:var(--card);color:var(--foreground);border:1px solid var(--border);padding:9px 13px;font-size:13px}a{color:var(--primary);text-underline-offset:4px}button,a,input,select,textarea,summary{-webkit-tap-highlight-color:transparent}button{border-radius:9px;min-height:40px;transition:background-color .15s,border-color .15s,color .15s}button:disabled{cursor:not-allowed;opacity:.48}button:focus-visible,a:focus-visible,summary:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible{outline:2px solid var(--ring);outline-offset:3px}::selection{background:var(--accent);color:var(--accent-foreground)}[hidden]{display:none!important}h1,h2,h3,p{overflow-wrap:anywhere}h1,h2,h3{line-height:1.45}h1{font-size:clamp(26px,2.7vw,37px);font-weight:600;letter-spacing:0;margin:12px 0}h2{font-size:20px;font-weight:600;margin:0}h3{font-size:16px;font-weight:600;margin:0 0 12px}p{margin:10px 0}small{font-size:12px}.caption,.eyebrow{font-size:11px;letter-spacing:1.6px;font-weight:600;color:var(--muted-foreground)}.lucide{width:19px;height:19px;flex-shrink:0;stroke-width:1.65;vertical-align:middle}.icon-label{display:inline-flex;align-items:center;justify-content:center;gap:9px}.skip-link{position:fixed;top:-90px;left:16px;z-index:100;background:var(--primary);color:var(--primary-foreground);padding:10px 16px}.skip-link:focus{top:12px}
body>aside{width:232px;position:fixed;inset:0 auto 0 0;display:flex;flex-direction:column;padding:28px 18px 20px;background:var(--sidebar);border-right:1px solid var(--border);z-index:30;overflow-y:auto}.brand{display:flex;align-items:center;gap:11px;padding:0 10px;font-size:21px;font-weight:600;color:var(--foreground);text-decoration:none;letter-spacing:0}.brand-mark{display:grid;place-items:center;width:37px;height:40px;border-radius:13px;background:var(--primary);color:var(--primary-foreground)}.brand-mark .lucide{width:23px;height:23px}aside>.caption{font-size:9px;letter-spacing:2px;padding-left:58px;margin:3px 0 24px}nav{display:grid;gap:5px}nav button{width:100%;display:flex;align-items:center;gap:12px;padding:12px 14px;border:1px solid transparent;background:transparent;color:var(--muted-foreground);text-align:left;min-height:46px;font-size:14px}@media(hover:hover) and (pointer:fine){nav button:hover{background:var(--muted);color:var(--foreground)}}nav button.selected{background:var(--card);border-color:var(--border);color:var(--primary);box-shadow:var(--shadow);font-weight:600}nav button.selected::after{content:'';width:5px;height:5px;border-radius:50%;background:var(--primary);margin-left:auto}nav .nav-group-label{margin:23px 14px 7px;font-size:10px;font-weight:600;color:var(--muted-foreground);letter-spacing:1.4px}nav .nav-group-label:first-child{margin-top:4px}nav #due:not(:empty){font-size:11px;padding:1px 7px;border-radius:20px;background:var(--accent);color:var(--accent-foreground);margin-left:auto}nav button:has(#due:not(:empty))::after{display:none}.aside-bottom{margin-top:auto;padding:24px 10px 2px;font-size:12px;color:var(--muted-foreground)}.local-status{display:flex;align-items:center;gap:8px;font-size:11px;margin:18px 0 10px}.status-dot{width:6px;height:6px;border-radius:50%;background:var(--primary)}.sidebar-quote{border-top:1px solid var(--border);padding-top:18px;line-height:1.9}.sidebar-backup{display:flex;align-items:center;gap:9px;padding:8px 0!important;font-size:12px!important}.nav-scrim{display:none}
main{margin-left:232px;padding:0 clamp(24px,3.2vw,64px) 24px;min-width:0;max-width:none}main>header{display:block;margin:0 0 26px}.workspace-bar{height:76px;display:flex;align-items:center;justify-content:space-between;gap:16px;border-bottom:1px solid var(--border)}.workspace-breadcrumb{font-size:12px;color:var(--muted-foreground);display:flex;align-items:center;gap:10px}.workspace-breadcrumb strong{font-weight:500;color:var(--foreground)}.workspace-actions{display:flex;align-items:center;gap:8px}.icon-button{display:inline-flex;align-items:center;justify-content:center;gap:7px;min-height:36px;padding:7px 11px;background:transparent;border:1px solid transparent;color:var(--muted-foreground);font-size:12px}@media(hover:hover) and (pointer:fine){.icon-button:hover{background:var(--secondary);color:var(--foreground)}}.avatar{display:grid;place-items:center;width:33px;height:33px;margin-left:8px;background:var(--secondary);color:var(--primary);font-size:12px;border:1px solid var(--border);border-radius:50%}.workspace-intro{display:flex;justify-content:space-between;align-items:center;gap:24px;padding:30px 0 5px}.workspace-intro p{font-size:14px;color:var(--muted-foreground);margin-bottom:0}.date{font-size:12px;white-space:nowrap;border:1px solid var(--border);border-radius:30px;padding:8px 15px;color:var(--muted-foreground);background:var(--card)}#mobileMenu{display:none}.stats{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px;margin:22px 0 16px}.stats>div{position:relative;border:1px solid var(--border);border-radius:var(--radius);padding:18px 22px;background:var(--card);box-shadow:var(--shadow);min-width:0}.stats span{font-size:12px;color:var(--muted-foreground)}.stats strong{display:block;font-size:30px;letter-spacing:-1px;line-height:1.3;margin-top:10px;font-weight:500;font-variant-numeric:tabular-nums}.stats strong small{font-size:12px;font-weight:400;letter-spacing:0;margin-left:5px;color:var(--muted-foreground)}.stat-icon{position:absolute;right:19px;top:20px;color:var(--muted-foreground);opacity:.7}.stat-icon .lucide{width:17px;height:17px}.goalbar{display:flex;justify-content:space-between;align-items:center;gap:20px;font-size:12px;color:var(--muted-foreground);margin:0 0 30px}.goalbar progress{appearance:none;width:180px;height:4px;border:0;border-radius:10px;overflow:hidden;accent-color:var(--primary)}progress::-webkit-progress-bar{background:var(--border)}progress::-webkit-progress-value{background:var(--primary);border-radius:10px}main>section{min-width:0}.section-head{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:14px;margin:26px 0 18px}.section-head h2{font-size:19px}.section-description{font-size:13px;color:var(--muted-foreground);margin-top:6px}.course-controls{display:grid;grid-template-columns:minmax(180px,1.5fr) minmax(160px,1.2fr) minmax(160px,1fr);gap:12px;padding:18px 20px;background:var(--card);border:1px solid var(--border);border-radius:var(--radius);margin-bottom:20px}.control-field{display:flex;flex-direction:column;gap:6px;min-width:0}.control-field>span{font-size:11px;color:var(--muted-foreground);font-weight:500}.control-field:has(select[hidden]){display:none}#lessonPicker,#practicalScene,#textbookUnit{width:100%;max-width:100%}.control-field select{width:100%;min-width:0;text-overflow:ellipsis}.control-field:has(#practicalScene),.control-field:has(#textbookUnit){grid-column:span 1}input,textarea,select{border:1px solid var(--input);border-radius:8px;background:var(--card);color:var(--foreground);max-width:100%;padding:10px 12px;font-size:14px;min-height:42px;outline:none}input,textarea{display:block;width:100%;margin:10px 0}select{padding-right:28px}input::placeholder,textarea::placeholder{color:var(--muted-foreground);opacity:.8}textarea{line-height:1.8;resize:vertical}input:focus,select:focus,textarea:focus{border-color:var(--ring)}input[type=checkbox]{width:16px;height:16px;min-height:0;display:inline;accent-color:var(--primary);margin:0}.card{background:var(--card);color:var(--card-foreground);border:1px solid var(--border);border-radius:var(--radius-lg);padding:28px;box-shadow:var(--shadow)}.card>p{font-size:14px;color:var(--muted-foreground)}.primary{display:inline-flex;align-items:center;justify-content:center;gap:9px;border:1px solid var(--primary);border-radius:8px;background:var(--primary);color:var(--primary-foreground);padding:10px 17px;font-size:13px;font-weight:500;min-height:42px}@media(hover:hover) and (pointer:fine){.primary:hover:not(:disabled){filter:brightness(.96)}}.text-btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:1px solid transparent;background:transparent;color:var(--primary);padding:8px 11px;font-size:13px;min-height:40px;text-decoration:none}@media(hover:hover) and (pointer:fine){.text-btn:hover:not(:disabled){background:var(--secondary)}}.actions{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin-top:18px}.actions>.primary:last-child{margin-left:auto}.routine-actions{display:flex;align-items:center;flex-wrap:wrap;gap:8px}.routine-actions button{min-height:42px}.study-routine{display:flex;justify-content:space-between;align-items:center;gap:20px;padding:19px 22px;border-radius:var(--radius);margin-bottom:20px;background:var(--secondary);box-shadow:none}.study-routine .eyebrow{font-size:9px;letter-spacing:1.5px}.study-routine h2{font-size:16px;margin:5px 0 7px}.study-routine p{font-size:12px;line-height:1.8;margin:0;color:var(--muted-foreground)}.study-routine .routine-actions{flex-shrink:0}.study-routine .text-btn{font-size:12px}.study-routine .primary{font-size:12px;min-height:36px;padding:8px 12px}
.practice-workspace{display:grid;grid-template-columns:minmax(0,1fr) 260px;align-items:start;gap:22px}.practice-primary{min-width:0}.lesson-rail{position:sticky;top:24px;display:grid;gap:16px}.rail-card{padding:21px;border:1px solid var(--border);border-radius:var(--radius);background:var(--card)}.rail-card>summary{font-size:14px;font-weight:600;cursor:pointer;list-style:none;display:flex;align-items:center;gap:10px}.rail-card>summary::-webkit-details-marker{display:none}.rail-card>summary .lucide:last-child{margin-left:auto;width:15px}.rail-card[open]>summary{margin-bottom:22px}.rail-subtitle{font-size:11px;color:var(--muted-foreground);margin:4px 0 15px}.rail-progress-label{display:flex;align-items:center;justify-content:space-between;font-size:12px;gap:10px;margin:18px 0 8px}.rail-progress{height:4px;background:var(--muted);border-radius:8px;overflow:hidden}.rail-progress>div{height:100%;background:var(--primary);transition:none}.rail-stages{display:grid;gap:0;margin:18px 0}.rail-stage{position:relative;display:grid;grid-template-columns:30px minmax(0,1fr) auto;gap:9px;align-items:center;padding:12px 0;font-size:12px;color:var(--muted-foreground)}.rail-stage:not(:last-child)::after{position:absolute;content:'';height:16px;width:1px;top:43px;left:14px;background:var(--border)}.stage-index{display:grid;place-items:center;width:29px;height:29px;border-radius:50%;background:var(--muted);border:1px solid var(--border);font-size:10px}.rail-stage.is-current{color:var(--primary);font-weight:600}.rail-stage.is-current .stage-index{background:var(--primary);color:var(--primary-foreground);border-color:var(--primary)}.rail-stage.is-past .stage-index{background:var(--secondary);color:var(--primary)}.stage-count{font-size:10px;font-weight:400}.rail-tip{font-size:12px;line-height:1.9;color:var(--muted-foreground);border-top:1px solid var(--border);padding-top:14px}.rail-course-name{font-size:14px;line-height:1.7;margin:13px 0}.rail-course-progress{font-size:12px;color:var(--muted-foreground)}.rail-card .text-btn{padding-left:0;font-size:12px}.lesson-preview{padding:30px 34px;text-align:center;position:relative;overflow:hidden}.lesson-preview>h2{font-size:17px;color:var(--muted-foreground);font-weight:500}.lesson-preview::before{content:'';position:absolute;top:0;left:0;right:0;height:3px;background:var(--primary);opacity:.75}.lesson-preview .sentence{margin:29px auto 18px;max-width:1000px}.sentence{font-family:Georgia,'Times New Roman',serif;font-size:clamp(25px,2.3vw,35px);line-height:1.7;text-align:center;color:var(--foreground);overflow-wrap:anywhere;font-weight:400;margin:20px auto;min-height:40px}.translation{font-size:17px;text-align:center;line-height:1.9;color:var(--muted-foreground);margin:16px 0}.lesson-preview .translation{font-size:15px;max-width:900px;margin:0 auto 24px}.lesson-preview .actions{justify-content:center;margin:18px 0}.lesson-preview .actions>.primary:last-child{margin-left:0}.preview-settings{display:flex;justify-content:center;flex-wrap:wrap;gap:18px;border-top:1px solid var(--border);padding-top:19px;margin:20px 0 10px}.preview-settings label{display:flex;align-items:center;gap:9px;font-size:12px;color:var(--muted-foreground)}.preview-settings select{font-size:12px;min-height:36px;padding:6px 25px 6px 10px}.lesson-preview [role=status]{font-size:12px;color:var(--primary);margin:17px 0;min-height:22px}.practical-meta{font-size:12px;line-height:1.8;color:var(--muted-foreground);margin:16px 0}.exercise{padding:25px 30px 23px}.exercise-top{display:flex;align-items:center;justify-content:space-between;gap:12px;font-size:11px;color:var(--muted-foreground)}.pill{background:var(--secondary);color:var(--primary);border:1px solid var(--border);padding:4px 9px;border-radius:6px;font-size:11px}.modes{display:flex;justify-content:center;gap:3px;width:fit-content;margin:24px auto;padding:4px;background:var(--muted);border:1px solid var(--border);border-radius:10px}.modes button{border:0;background:transparent;color:var(--muted-foreground);font-size:12px;min-height:34px;padding:7px 14px;border-radius:6px}.modes button.active{background:var(--card);color:var(--primary);box-shadow:0 1px 3px #17281a0a;font-weight:600}.exercise>.sentence{color:var(--muted-foreground);font-size:24px;margin:16px 0}.audio{display:flex;align-items:center;justify-content:center;gap:9px;background:var(--secondary);color:var(--primary);border:1px solid var(--border);border-radius:30px;padding:9px 16px;font-size:12px;margin:22px auto 25px;min-height:40px}.audio span{font-size:11px}.exercise label[for=answer]{display:block;text-align:center;font-size:10px;letter-spacing:1px;margin:24px 0 6px;color:var(--muted-foreground)}.word-slots{display:flex;flex-wrap:wrap;justify-content:center;align-items:flex-end;gap:13px 10px;width:100%;margin-inline:auto;padding:17px 0;overflow-x:auto}.word-slots input{box-sizing:content-box;flex:0 0 auto;min-width:3ch;max-width:calc(100% - 12px);border:0;border-bottom:2px solid var(--input);border-radius:5px 5px 0 0;background:var(--muted);padding:8px 5px;margin:0;font-size:23px;text-align:center;color:var(--foreground);min-height:37px;font-family:Georgia,'Times New Roman',serif}.word-slots input:focus{background:var(--accent);border-bottom-color:var(--primary);outline:2px solid transparent}.word-slots input:disabled{opacity:1;background:var(--secondary);color:var(--primary);border-bottom-color:var(--primary)}.word-slots input.slot-error{background:var(--destructive-bg);border-bottom-color:var(--destructive);color:var(--destructive)}.good{color:var(--primary)}.bad{color:var(--destructive);background:var(--destructive-bg)}#feedback{min-height:24px;margin:15px 0 0;font-size:13px;line-height:1.9;color:var(--primary);overflow-wrap:anywhere}.help{font-size:11px;line-height:1.8;text-align:center;color:var(--muted-foreground);margin:15px 0 0}#sessionSummary,#lessonStatus{font-size:11px;color:var(--muted-foreground);margin:7px 0}#sessionSummary{border-bottom:1px solid var(--border);padding-bottom:15px;margin-bottom:12px}.progress{height:4px;border-radius:5px;background:var(--muted);overflow:hidden;margin-top:22px}.progress>div{height:100%;background:var(--primary);transition:none}.personal-tools{display:flex;align-items:center;flex-wrap:wrap;gap:9px;padding:15px 0 0}.personal-tools label{display:flex;align-items:center;gap:7px;font-size:12px;color:var(--muted-foreground)}.personal-tools select{font-size:12px;padding:5px 25px 5px 8px;min-height:34px}.sound-toggle{display:flex;align-items:center;gap:7px}.study-options{border-top:1px solid var(--border);margin-top:20px;padding-top:13px}.study-options>summary{font-size:12px;display:flex;align-items:center;gap:8px;color:var(--muted-foreground);cursor:pointer;list-style:none}.study-options>summary::-webkit-details-marker{display:none}#voiceStatus{font-size:11px;color:var(--muted-foreground);margin:9px 0 0}#returnToCourse{margin-top:10px}.note{display:flex;gap:14px;padding:20px 23px;background:var(--secondary);border:1px solid var(--border);border-radius:var(--radius);margin:20px 0}.note>span{display:grid;place-items:center;color:var(--primary);width:24px;height:28px}.note h3{font-size:13px;margin:0 0 6px}.note p{font-size:12px;color:var(--muted-foreground);line-height:1.8;margin:0}
.answer-study{padding:20px;background:var(--secondary);border:1px solid var(--border);border-radius:var(--radius);margin:20px 0}.answer-study h3{font-size:14px}.answer-study p{font-size:14px;line-height:1.9}.answer-study details{margin-top:15px;font-size:12px;line-height:1.8}.answer-study summary{cursor:pointer}.word-cards{display:flex;flex-wrap:wrap;gap:8px;margin:15px 0}.word-card{border:1px solid var(--border);background:var(--card);color:var(--foreground);border-radius:8px;padding:10px 14px;max-width:100%;font-size:13px;text-align:left;overflow-wrap:anywhere;white-space:normal;min-height:42px}@media(hover:hover) and (pointer:fine){.word-card:hover{border-color:var(--ring);background:var(--accent)}}.breakdown-context{border:1px solid var(--border);background:var(--secondary);border-radius:var(--radius);padding:17px 20px;margin:18px 0;line-height:1.9}.breakdown-context p{font-size:13px;margin:7px 0}.breakdown-context .caption{font-size:10px}.breakdown-context .breakdown-cloze{font-family:Georgia,serif;font-size:22px;color:var(--foreground)}.breakdown-overview{margin-top:22px;border-top:1px solid var(--border);padding-top:16px;text-align:left}.breakdown-overview summary,.breakdown-rules summary,.study-methods summary,.practical-references summary{font-size:13px;font-weight:500;cursor:pointer;color:var(--primary)}.breakdown-overview p,.breakdown-rules p,.study-methods p,.practical-references p{font-size:12px;line-height:1.9;color:var(--muted-foreground)}.breakdown-counts{display:flex;flex-wrap:wrap;gap:8px;margin:14px 0}.breakdown-counts span{font-size:11px;padding:5px 10px;background:var(--secondary);color:var(--primary);border-radius:6px}.breakdown-route-group{border-top:1px solid var(--border);padding:12px 0;font-size:12px}.breakdown-route-group p{margin:6px 0}.breakdown-rules,.study-methods,.practical-references{border:1px solid var(--border);border-radius:var(--radius);background:var(--card);padding:16px 21px;margin:16px 0}.practical-references a{display:block;font-size:12px;margin:8px 0}
.row{display:flex;justify-content:space-between;align-items:center;gap:18px;padding:18px 0;border-bottom:1px solid var(--border);overflow-wrap:anywhere}.row:last-child{border-bottom:0}.row>div{min-width:0}.row small{display:block;font-size:12px;color:var(--muted-foreground);line-height:1.8;margin-top:4px}.row p{font-size:14px;line-height:1.9}.review-options{display:flex;align-items:center;flex-wrap:wrap;gap:18px;font-size:12px;margin:20px 0}.review-options label{display:flex;gap:8px;align-items:center}.review-options input[type=number],#goalInput{width:75px;display:inline;padding:7px;margin:0}.study-weak-box{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:21px 24px;margin-bottom:20px;border-radius:var(--radius);border:1px solid var(--border);background:var(--secondary)}.study-weak-box h3{font-size:15px;margin:0 0 8px}.study-weak-box p{font-size:13px;color:var(--muted-foreground);line-height:1.9;margin:0}.study-weak-box button{flex-shrink:0}.textbook-shelf{margin:20px 0 28px}.textbook-shelf>h3{font-size:19px}.textbook-shelf>p{font-size:13px;color:var(--muted-foreground);line-height:1.9}.textbook-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;margin:20px 0}.textbook-tile{position:relative;display:flex;flex-direction:column;align-items:flex-start;min-width:0;border:1px solid var(--border);border-radius:var(--radius-lg);padding:24px;background:var(--card);overflow:hidden}.textbook-tile:nth-child(2){background:var(--secondary)}.textbook-tile:nth-child(3){background:var(--card)}.textbook-tile::before{content:'';display:block;width:28px;height:3px;background:var(--primary);margin-bottom:21px;border-radius:6px}.textbook-serial{font-size:10px;font-weight:600;letter-spacing:1.6px;color:var(--muted-foreground)}.textbook-tile h3{font-size:20px;line-height:1.6;margin:13px 0 12px}.textbook-tile p{font-size:13px;line-height:1.9;color:var(--muted-foreground)}.textbook-tile .textbook-progress{margin-top:auto;padding-top:14px;color:var(--primary);font-size:11px}.textbook-tile button{min-height:40px;font-size:12px}.textbook-tile details{width:100%;margin-top:19px;font-size:12px;line-height:1.8}.textbook-tile summary{cursor:pointer;color:var(--primary)}.textbook-tile a,.textbook-reading a{display:block;font-size:12px;color:var(--primary);overflow-wrap:anywhere;margin:12px 0 4px}.textbook-tile small{display:block;font-size:11px;color:var(--muted-foreground);line-height:1.8}.textbook-disclosure{font-size:11px!important}.textbook-learning-card{text-align:left;margin-top:25px;padding-top:23px;border-top:1px solid var(--border)}.textbook-learning-card h3{font-size:16px;margin:10px 0}.textbook-learning-card p{font-size:14px;line-height:1.95;color:var(--muted-foreground)}.textbook-transfer{padding:12px 15px;background:var(--secondary);border-radius:0 8px 8px 0}.textbook-learning-card summary{font-size:12px;cursor:pointer;color:var(--primary)}.textbook-vocabulary{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px}.textbook-vocabulary p{background:var(--secondary);border-radius:8px;padding:12px;font-size:12px;overflow-wrap:anywhere}.textbook-vocabulary strong,.textbook-vocabulary span{display:block}.textbook-vocabulary strong{font-size:13px;color:var(--foreground);font-weight:500}.textbook-vocabulary span{font-size:11px;margin-top:7px}.textbook-reading{margin-top:16px;font-size:11px;line-height:1.8;color:var(--muted-foreground)}.course-catalog{margin:24px 0}.catalog-head{display:flex;align-items:center;justify-content:space-between;gap:15px;flex-wrap:wrap;margin-bottom:20px}.catalog-head h3{margin:0}.catalog-search{display:flex;align-items:center;gap:10px;position:relative;min-width:200px;flex:0 1 340px}.catalog-search>.lucide{position:absolute;left:12px;color:var(--muted-foreground);width:16px}.catalog-search input{padding-left:37px;margin:0;width:100%}#courses{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}#courses>.row{border:1px solid var(--border);border-radius:var(--radius);padding:18px;gap:14px;background:var(--card);align-items:flex-start;flex-wrap:wrap}#courses>.row strong{font-size:14px;font-weight:500}#courses>.row small{font-size:11px}#courses>.row button{min-height:34px;font-size:12px;margin-left:auto}.material-panel{margin:22px 0;padding:20px 24px;background:var(--card);border:1px solid var(--border);border-radius:var(--radius)}.material-panel>summary{display:flex;align-items:center;gap:9px;cursor:pointer;font-size:14px;font-weight:500;list-style:none}.material-panel>summary::-webkit-details-marker{display:none}.material-panel .card{border:0;padding:22px 0 0;border-radius:0;box-shadow:none}.material-panel .card>h3{font-size:15px}.material-panel .card>p{font-size:13px}.material-panel .actions{justify-content:space-between}.material-panel input[type=file]{font-size:12px}hr{border:0;border-top:1px solid var(--border);margin:25px 0}
#grammar .card p{font-size:14px;line-height:1.95}#grammar blockquote{margin:24px 0;padding:20px 23px;background:var(--secondary);border-radius:0 10px 10px 0;overflow-wrap:anywhere}#grammarStudyExample{font-family:Georgia,serif;font-size:24px;font-weight:400;line-height:1.8}#grammarStudyTopic{font-size:11px!important;color:var(--primary)}#grammarStudyTitle{font-size:23px;margin:12px 0 18px}#grammarStudyTip{padding:15px 18px;border:1px solid var(--border);border-radius:10px;color:var(--muted-foreground)}#grammarRoadmap{display:flex;flex-wrap:wrap;gap:7px;margin-top:20px}#grammarRoadmap .word-card{font-size:12px;padding:8px 11px}#grammarQuestion{font-size:20px;line-height:1.9}#grammarOptions{display:grid;gap:10px;margin:22px 0}#grammarOptions button{margin:0!important}#grammarFeedback,#pronunciationFeedback{font-size:14px;line-height:1.9;color:var(--primary)}#grammarSearch{max-width:560px;margin:20px 0}#grammarNotes .row summary{font-size:13px;cursor:pointer;color:var(--primary)}#grammarNotes .row p{font-size:14px;color:var(--muted-foreground)}.pronunciation-study{margin:20px 0}.pronunciation-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,225px),1fr));gap:13px;margin:20px 0}.phoneme-card{border:1px solid var(--border);border-radius:var(--radius);background:var(--card);padding:18px}.phoneme-card>button:first-child{font-family:Georgia,serif;font-size:24px;width:100%;background:var(--secondary);color:var(--primary);border:1px solid var(--border);padding:10px}.phoneme-card p{font-size:13px;line-height:1.9;color:var(--muted-foreground)}.phoneme-card .mouth-trigger{font-size:12px;width:100%;margin-top:12px;text-align:left}.mouth-trigger{display:inline-flex;align-items:center;justify-content:center;gap:9px;min-height:40px;border:1px solid var(--input);border-radius:8px;background:var(--card);color:var(--primary);padding:9px 13px;font-size:13px}@media(hover:hover) and (pointer:fine){.mouth-trigger:hover{background:var(--secondary)}}.mouth-context{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:15px;padding:16px;background:var(--secondary);border:1px solid var(--border);border-radius:10px;margin:16px 0;font-size:13px}#pronunciationAssess button{min-height:42px;margin:6px 8px 6px 0}.mouth-guides{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,220px),1fr));gap:14px}.mouth-guide{padding:18px;border:1px solid var(--border);background:var(--secondary);border-radius:var(--radius)}.mouth-guide h3{font-size:28px}.mouth-guide p{font-size:13px;line-height:1.9}.mouth-dialog-head,.speaking-head{display:flex;align-items:flex-start;justify-content:space-between;gap:15px}.mouth-source{margin-top:24px;border-top:1px solid var(--border);padding-top:16px}.mouth-resource{display:inline-flex;align-items:center;justify-content:center;padding:10px 15px;border:1px solid var(--border);border-radius:8px;margin:8px 8px 8px 0;text-decoration:none;font-size:13px}.mouth-resource.primary{color:var(--primary-foreground)}.mouth-lookup{font-weight:500}.calendar{display:grid;grid-template-columns:repeat(7,minmax(0,1fr));gap:9px;margin:24px 0}.calendar-day{text-align:center;padding:17px 5px;border-radius:9px;border:1px solid var(--border);background:var(--muted)}.calendar-day small{display:block;font-size:10px}.calendar-day strong{display:block;margin-top:9px;font-weight:500;font-size:18px}.tone-0{color:var(--muted-foreground);background:var(--muted)}.tone-1{background:var(--secondary)}.tone-2{background:var(--accent);color:var(--primary)}.tone-3{background:var(--primary);color:var(--primary-foreground)}#growth label{font-size:12px;display:flex;align-items:center;gap:9px}#archiveList p{white-space:normal;overflow-wrap:anywhere}#archiveType{min-width:150px}#deckAnswer{font-size:16px;line-height:1.9;background:var(--secondary);padding:18px;border-radius:10px;margin:20px 0}
dialog{width:min(600px,calc(100vw - 28px));max-width:600px;max-height:88dvh;overflow-y:auto;padding:28px;border:1px solid var(--border);border-radius:18px;background:var(--popover);color:var(--foreground);box-shadow:0 18px 65px #13261925}dialog::backdrop{background:#17241c60;backdrop-filter:blur(3px)}dialog h2{font-size:21px;margin:10px 0 20px}dialog p{font-size:14px;line-height:1.9;color:var(--muted-foreground)}dialog pre{overflow-wrap:anywhere}dialog .close-dialog{float:right}dialog .text-btn{color:var(--primary)}.mouth-dialog,.speaking-dialog{width:min(780px,calc(100vw - 28px));max-width:780px}.speaking-head h2{margin:10px 0}.speaking-steps{padding-left:22px;font-size:14px;line-height:2;color:var(--muted-foreground);margin:12px 0 24px}.speaking-dialog .sentence{font-size:28px}.speaking-dialog .translation{font-size:15px}.speaking-record{border-top:1px solid var(--border);padding-top:15px;margin-top:23px}.speaking-record p{font-size:12px}.speaking-record audio{display:block;width:100%;margin:17px 0}.speaking-assess{padding:18px;background:var(--secondary);border-radius:var(--radius);margin-top:21px}.speaking-assess button{margin:6px 6px 6px 0}.speaking-assess small{display:block;font-size:11px;color:var(--muted-foreground);line-height:1.9;margin-top:10px}#speakingStatus{font-size:13px;min-height:26px;color:var(--primary)}#openSpeaking{display:flex;margin:20px auto}.ui-kbd,kbd{font-family:inherit;font-size:10px;padding:2px 5px;border:1px solid var(--border);border-bottom-width:2px;border-radius:4px;background:var(--muted);color:var(--muted-foreground)}footer{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:12px;padding-top:24px;margin-top:30px;border-top:1px solid var(--border);font-size:11px;color:var(--muted-foreground)}footer span{font-size:9px;letter-spacing:1.5px}.is-focus>aside{display:none}.is-focus main{margin-left:0}.is-focus .workspace-intro,.is-focus .stats,.is-focus .goalbar,.is-focus .study-routine,.is-focus .course-controls,.is-focus #practice>.section-head,.is-focus #practice>.note,.is-focus .breakdown-rules,.is-focus .study-methods,.is-focus .practical-references{display:none}.is-focus .workspace-bar{height:62px}.is-focus .practice-workspace{margin-top:22px}.is-focus .lesson-preview,.is-focus .exercise{min-height:60vh}
@media(min-width:1700px){.practice-workspace{grid-template-columns:minmax(0,1fr) 300px}.lesson-preview,.exercise{padding:38px 48px}.course-controls{grid-template-columns:1.5fr 1.4fr 1fr 1fr}.textbook-grid{gap:20px}.stats>div{padding:22px 26px}}
@media(max-width:1250px){body>aside{width:210px;padding-inline:13px}main{margin-left:210px;padding-inline:24px}.practice-workspace{grid-template-columns:minmax(0,1fr) 230px;gap:16px}.study-routine{flex-direction:column;align-items:flex-start;gap:13px}.study-routine .routine-actions{flex-shrink:1}.course-controls{grid-template-columns:repeat(2,minmax(0,1fr))}.lesson-preview,.exercise{padding:25px}.rail-card{padding:18px}.textbook-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.stats>div{padding:17px}.stat-icon{right:15px}}
@media(max-width:1000px){.practice-workspace{grid-template-columns:minmax(0,1fr)}.lesson-rail{position:static;grid-template-columns:repeat(2,minmax(0,1fr))}.rail-card{padding:18px}.rail-card>summary{min-height:26px}.rail-card[open]>summary{margin-bottom:15px}.rail-stages{grid-template-columns:repeat(4,minmax(0,1fr));gap:5px}.rail-stage{display:flex;flex-direction:column;gap:6px;text-align:center;font-size:11px}.rail-stage::after{display:none}.stage-count{font-size:10px}.rail-course-name{font-size:13px}.textbook-grid{grid-template-columns:minmax(0,1fr)}.textbook-tile h3{font-size:21px}.workspace-actions .avatar{display:none}}
@media(max-width:760px){body>aside{width:260px;transform:translateX(-100%);visibility:hidden;transition:transform .18s,visibility .18s}body.nav-open>aside{transform:translateX(0);visibility:visible}body.nav-open .nav-scrim{display:block;position:fixed;inset:0;border:0;border-radius:0;background:#17241c60;z-index:25}body.nav-open{overflow:hidden}main{margin-left:0;padding:0 18px 24px}#mobileMenu{display:inline-flex;min-width:36px;padding:7px}.workspace-bar{height:63px;gap:8px}.workspace-breadcrumb{gap:6px;font-size:11px}.workspace-breadcrumb>span{display:none}.workspace-actions{gap:2px}.workspace-actions .icon-button{padding:7px 8px}.workspace-actions .button-label{font-size:11px}.workspace-intro{padding:24px 0 0;align-items:flex-start}.workspace-intro .date{display:none}.workspace-intro p{font-size:13px}h1{font-size:28px}main>header{margin-bottom:20px}.stats{gap:10px;grid-template-columns:repeat(2,minmax(0,1fr));margin:20px 0 15px}.stats>div{padding:15px 17px}.stats strong{font-size:27px}.stats span{font-size:11px}.stat-icon .lucide{width:15px;height:15px}.goalbar{font-size:11px;gap:12px;margin-bottom:24px}.goalbar progress{width:90px}.section-head{margin:22px 0 15px}.section-head h2{font-size:18px}.section-head select{width:100%}.course-controls{grid-template-columns:minmax(0,1fr);padding:16px;gap:13px}.course-controls select{font-size:16px;min-height:44px}.card{padding:21px 18px;border-radius:15px}.study-routine{padding:17px 18px;border-radius:12px}.study-routine .routine-actions{width:100%}.study-routine .routine-actions button{min-height:42px;flex:1 1 90px}.study-routine h2{font-size:15px}.lesson-preview{padding:25px 19px}.lesson-preview>h2{font-size:15px}.sentence{font-size:27px;line-height:1.75}.lesson-preview .translation{font-size:14px}.preview-settings{gap:12px;justify-content:flex-start}.preview-settings label{font-size:12px;flex:1 1 130px;flex-wrap:wrap}.preview-settings select{font-size:14px;width:100%;min-height:42px}.lesson-preview .actions button{flex:1 1 130px;min-height:44px}.exercise{padding:20px 17px}.modes{margin:21px auto;max-width:100%}.modes button{font-size:12px;min-height:40px;padding:8px 12px}.translation{font-size:17px}.exercise>.sentence{font-size:23px}.word-slots{gap:10px 7px}.word-slots input{font-size:22px;min-height:38px}.exercise .actions{position:relative;gap:6px}.exercise .actions button{min-height:44px}.exercise .actions>.primary{flex:1 1 110px}.exercise .actions>.primary:last-child{margin-left:0}.exercise .actions>.text-btn{flex:1 1 100px}.audio{min-height:44px}.audio span{font-size:10px}.help{font-size:10px;line-height:1.9}.lesson-rail{grid-template-columns:minmax(0,1fr)}.rail-card:not([open]){padding:15px 18px}.rail-card>summary{font-size:13px}.rail-card:nth-child(2){display:none}.personal-tools{gap:8px}.personal-tools>.text-btn{min-height:44px}.personal-tools label{flex-wrap:wrap}.personal-tools select{font-size:14px;min-height:40px}.sound-toggle{min-height:44px}.breakdown-context{padding:15px}.breakdown-context .breakdown-cloze{font-size:20px}.note{padding:17px}.note p{font-size:12px}.study-weak-box{align-items:stretch;flex-direction:column;padding:19px}.study-weak-box button{align-self:flex-start}.review-options{gap:12px}.review-options select{font-size:14px}.review-options label{flex-wrap:wrap}.row{flex-wrap:wrap;gap:10px}.row p{font-size:13px}.course-catalog{padding:19px}.catalog-head{align-items:stretch}.catalog-search{flex:1 1 100%}.catalog-search input{font-size:16px}#courses{grid-template-columns:minmax(0,1fr)}#courses>.row{padding:16px}.textbook-shelf>h3{font-size:18px}.textbook-tile{padding:22px}.textbook-tile button{width:100%;min-height:44px}.textbook-grid{gap:12px}.textbook-vocabulary{grid-template-columns:minmax(0,1fr)}.textbook-learning-card h3{font-size:16px}.textbook-learning-card p{font-size:14px}.material-panel{padding:18px}.material-panel input,.material-panel textarea{font-size:16px}dialog{padding:22px 19px;max-height:90dvh}dialog h2{font-size:20px}.speaking-dialog .sentence{font-size:24px}.speaking-steps{font-size:13px}.speaking-dialog .routine-actions button{flex:1 1 130px;min-height:44px}.speaking-assess button{width:100%;min-height:44px}.speaking-assess small{font-size:11px}.mouth-resource{display:flex;margin:10px 0}.calendar{gap:5px}.calendar-day{padding:12px 3px}.calendar-day strong{font-size:16px}#grammarStudyExample{font-size:22px}#grammarStudyTitle{font-size:21px}#grammar .card p{font-size:14px}#grammar blockquote{padding:17px}#pronunciation .section-head{align-items:stretch;flex-direction:column}#pronunciation select{width:100%;font-size:16px}#pronunciation .word-card{min-height:44px}.mouth-context{align-items:stretch;flex-direction:column}.phoneme-card .mouth-trigger{min-height:44px}.is-focus #mobileMenu{display:none}.is-focus main{padding-inline:14px}.is-focus .lesson-rail{display:none}.is-focus .practice-workspace{margin-top:15px}.workspace-breadcrumb .lucide{width:14px}footer{margin-top:24px;font-size:10px}footer span{font-size:8px}}
@media(max-width:380px){main{padding-inline:12px}.workspace-actions .button-label{display:none}.workspace-actions .icon-button{width:36px}.workspace-breadcrumb{font-size:11px}.lesson-preview,.exercise{padding-inline:14px}.stats>div{padding:14px}.sentence{font-size:25px}}
.course-picker{margin:0 0 20px}.course-picker>summary{display:none}.course-picker .course-controls{margin-bottom:0}.is-focus .course-picker{display:none}
@media(max-width:760px){.course-picker{border:1px solid var(--border);border-radius:12px;background:var(--card);overflow:hidden}.course-picker>summary{display:flex;align-items:center;gap:9px;padding:14px 16px;font-size:12px;cursor:pointer;list-style:none}.course-picker>summary::-webkit-details-marker{display:none}.course-picker>summary>span{flex:1;min-width:0;overflow:hidden;white-space:nowrap;text-overflow:ellipsis}.course-picker>summary .lucide{width:16px;height:16px}.course-picker .course-controls{border:0;border-radius:0;border-top:1px solid var(--border)}.stats{grid-template-columns:repeat(4,minmax(0,1fr));gap:7px}.stats>div{padding:12px 10px}.stats strong{font-size:23px;margin-top:7px}.stats strong small,.stat-icon{display:none}.stats span{font-size:10px;white-space:nowrap}.study-routine .routine-actions button{font-size:11px;padding-inline:8px;gap:6px;flex:1 1 85px}.study-routine .routine-actions .lucide{width:15px;height:15px}}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{scroll-behavior:auto!important;transition:none!important;animation:none!important}}

/* qiaomu-design: restrained polish; no new runtime or parallel visual system. */
:root{--shadow:0 1px 3px rgba(45,57,49,.025),0 4px 12px rgba(45,57,49,.018),0 12px 24px rgba(45,57,49,.01)}
strong,b{font-weight:600}.keyboard-guide>summary>.lucide:last-child{margin-left:auto;width:15px;height:15px}
body>aside{height:100dvh;overscroll-behavior:contain;scrollbar-width:thin;scrollbar-color:var(--input) transparent}
main{overflow-wrap:anywhere}.workspace-intro{padding-top:20px}.workspace-intro h1{font-size:clamp(23px,2vw,29px);letter-spacing:0;font-weight:600}.workspace-intro p{font-size:14px;max-width:36em;line-height:1.75}.brand{letter-spacing:0;font-weight:600}.workspace-bar{height:64px}
.learning-overview{margin:4px 0 22px;border-bottom:1px solid var(--border)}.learning-overview>summary{display:flex;align-items:center;gap:16px;padding:12px 0;font-size:13px;cursor:pointer;list-style:none}.learning-overview>summary::-webkit-details-marker{display:none}.overview-title{color:var(--foreground);font-weight:500}.overview-values{display:flex;flex-wrap:wrap;gap:8px 20px;flex:1;color:var(--muted-foreground);font-variant-numeric:tabular-nums}.overview-chevron .lucide{width:16px;height:16px}.learning-overview .stats{margin-top:10px}.learning-overview .goalbar{margin-bottom:20px}.is-focus .learning-overview{display:none}
.quick-study-actions{display:flex;align-items:center;flex-wrap:wrap;justify-content:flex-end;gap:10px;margin:12px 0}.quick-study-actions button{min-height:44px;font-size:14px}.keyboard-guide{border-top:1px solid var(--border);padding-top:14px;margin-top:18px}.keyboard-guide>summary{display:flex;gap:9px;align-items:center;font-size:13px;color:var(--muted-foreground);cursor:pointer;list-style:none}.keyboard-guide .help{text-align:left;font-size:13px;margin:12px 0;line-height:1.8}
.textbook-grid{grid-template-columns:minmax(0,1fr)}.textbook-tile{display:grid;grid-template-columns:minmax(0,1fr) auto;grid-template-areas:'title action' 'description action' 'progress sources';gap:8px 24px;padding:24px}.textbook-tile::before,.textbook-serial{display:none}.textbook-tile>h3{grid-area:title;margin:0;font-size:19px}.textbook-tile>p:not(.textbook-progress){grid-area:description;margin:0;max-width:40em}.textbook-tile>.textbook-progress{grid-area:progress;margin:3px 0;padding:0;font-size:13px}.textbook-tile>button{grid-area:action;align-self:center}.textbook-tile>details{grid-area:sources;margin:0;max-width:400px;justify-self:end}.textbook-tile>details[open]{grid-column:1/-1;max-width:none;width:100%;justify-self:stretch;grid-row:4}.textbook-tile summary{font-size:13px}
.textbook-tile p,.textbook-learning-card p,.note p,.rail-tip,.study-routine p,.study-weak-box p,.breakdown-overview p,.breakdown-rules p,.study-methods p,.practical-references p,.card>p{font-size:14px;line-height:1.8}.textbook-transfer,#grammar blockquote{border:1px solid var(--border);border-radius:12px;background:var(--secondary)}
.course-catalog #courses{grid-template-columns:minmax(0,1fr);gap:0}.course-catalog #courses>.row{border:0;border-top:1px solid var(--border);border-radius:0;padding:18px 0;background:transparent;align-items:center}.course-catalog #courses>.row>button{flex-shrink:0}.course-search-status{font-size:13px;color:var(--muted-foreground);margin:0 0 12px}.catalog-search{flex-basis:420px}.catalog-search input{min-width:0}.catalog-search .text-btn{white-space:nowrap;flex-shrink:0}.course-search-empty{padding:28px 0}.course-search-empty h3{font-size:17px}.course-search-empty p{font-size:14px;color:var(--muted-foreground);line-height:1.8}.library-is-searching .textbook-shelf{display:none}
.voice-notice{background:var(--secondary);border:1px solid var(--border);padding:12px 16px;border-radius:10px;margin:12px 0 18px}.voice-notice p{font-size:14px;line-height:1.8;margin:0}.voice-notice.is-error{background:var(--destructive-bg);border-color:var(--destructive)}.voice-notice .text-btn{padding-left:0;margin-top:6px;font-size:14px}.primary{white-space:nowrap}.primary:active:not(:disabled){filter:brightness(.9);transform:translateY(1px)}.text-btn:active:not(:disabled){background:var(--secondary)}.stats strong,.rail-progress-label{font-variant-numeric:tabular-nums}.card p,.row p{letter-spacing:0}*{scrollbar-width:thin;scrollbar-color:var(--input) transparent}
@media(max-width:760px){.workspace-intro{padding-top:16px}.workspace-intro h1{font-size:24px}.workspace-intro p{margin-top:7px}.learning-overview{margin:0 0 17px}.learning-overview>summary{font-size:12px;gap:10px}.overview-values{gap:4px 10px}.overview-title{font-size:12px}.textbook-tile{grid-template-columns:minmax(0,1fr);grid-template-areas:'title' 'description' 'progress' 'action' 'sources';gap:12px;padding:20px}.textbook-tile>button{width:100%}.textbook-tile>details,.textbook-tile>details[open]{grid-area:sources;justify-self:stretch;max-width:none}.quick-study-actions{justify-content:space-between}.quick-study-actions button{flex:1 1 110px}.catalog-search{flex-basis:100%}.study-routine h2{font-size:15px}.study-routine p{font-size:13px}.rail-tip{font-size:14px}.textbook-tile>h3{font-size:18px}.course-catalog #courses>.row{align-items:flex-start}}

.garden-studio .word-card{font-size:14px}

/* Account forms reuse the paper/forest semantic tokens and native controls. */
body.account-boot,body.account-gate-open{display:block!important;margin:0}
body.account-boot>aside,body.account-boot>main,body.account-gate-open>aside,body.account-gate-open>main{display:none!important}
.account-gate{width:100%;min-height:100dvh;display:grid;place-items:center;padding:32px 20px;background:var(--background);color:var(--foreground)}
.account-gate[hidden]{display:none}.account-panel{width:min(100%,440px);padding:32px;border:1px solid var(--border);background:var(--card);border-radius:20px;box-shadow:var(--shadow)}
.account-brand{color:var(--primary);font-size:18px;font-weight:600;text-decoration:none}.account-panel h1{font-size:26px;line-height:1.5;margin:24px 0 12px}.account-panel p,.account-dialog p{font-size:14px;line-height:1.8;overflow-wrap:anywhere}
.account-panel form,.account-dialog form{display:grid;gap:12px}.account-panel label,.account-dialog label{display:grid;gap:8px;font-size:14px;line-height:1.8}.account-panel input,.account-dialog input,.account-dialog textarea,.account-dialog select{width:100%;min-width:0;min-height:44px;margin:0;font:inherit;box-sizing:border-box}.account-panel small{font-size:12px;color:var(--muted-foreground);line-height:1.8;margin-top:-5px}
.account-panel #registerFields{display:grid;gap:12px}.account-panel #registerFields[hidden]{display:none}.account-panel .primary{width:100%}.account-panel #localContinue{display:block;margin:16px auto 0}.account-panel #localContinue[hidden]{display:none}.account-footnote{margin:20px 0 0;color:var(--muted-foreground)}
.account-tabs{display:flex;gap:8px;margin:24px 0}.account-tabs button{flex:1;min-height:44px;border:1px solid var(--border);border-radius:8px;background:transparent;color:var(--foreground);font:inherit}.account-tabs button[aria-pressed=true]{background:var(--secondary);border-color:var(--primary);color:var(--primary);font-weight:600}
.account-dialog{width:min(540px,calc(100vw - 32px));max-height:calc(100dvh - 48px);overflow:auto;padding:24px;border:1px solid var(--border);border-radius:16px;background:var(--card);color:var(--foreground);box-shadow:var(--shadow)}.account-dialog::backdrop{background:#17211c66}.account-dialog-head{display:flex;align-items:center;justify-content:space-between;gap:16px}.account-dialog h2{font-size:21px;margin:0}.account-dialog h3{font-size:16px;margin:0 0 12px}.account-dialog section,.account-dialog details,.account-dialog #profileForm{border-top:1px solid var(--border);padding-top:20px;margin-top:20px}.account-dialog summary{font-size:14px;cursor:pointer;padding:8px 0;min-height:44px}.account-dialog details form{margin-top:12px}.account-inline-actions{display:flex;gap:8px;flex-wrap:wrap}.account-sync{font-size:12px;line-height:1.8}.account-sync.is-error,#accountAuthStatus,#accountActionStatus{color:var(--destructive)}.account-trigger{max-width:160px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.account-dialog #generatedInvite{overflow-wrap:anywhere}.account-dialog [hidden]{display:none!important}
.account-dialog details{padding-top:8px;margin-top:8px}.account-dialog summary{padding:4px 0}.account-dialog .account-inline-actions .text-btn{min-height:44px}
@media(max-width:760px){.account-panel{padding:24px 20px}.account-gate{padding:20px 12px}.account-dialog{padding:20px}.account-trigger{max-width:104px;font-size:12px}.account-panel h1{font-size:24px}.account-dialog-head{align-items:flex-start}}
/* Scenario adventures: existing paper/night tokens, no additional runtime. */
#adventures{padding-bottom:24px}.adventure-intro{max-width:760px;margin:12px 0 28px}.adventure-intro h2{font-size:28px;line-height:1.5;margin:12px 0}.adventure-intro p,.adventure-stage p{line-height:1.85}.adventure-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}.adventure-card,.adventure-stage{background:var(--card);border:1px solid var(--border);border-radius:var(--radius-lg);padding:28px}.adventure-card{display:flex;flex-direction:column;align-items:flex-start;gap:12px}.adventure-card h3{font-size:23px;margin:8px 0}.adventure-card p{margin:0;line-height:1.85}.adventure-card progress{width:100%;height:6px;accent-color:var(--primary);margin-top:auto}.adventure-card button{width:100%;margin-top:8px}.adventure-meta{font-size:14px;color:var(--muted-foreground)}.adventure-toolbar{display:flex;justify-content:space-between;gap:16px;align-items:center;margin-bottom:20px;font-size:14px;color:var(--muted-foreground)}.adventure-stage{max-width:920px;margin:auto}.adventure-stage h2{font-size:26px;margin:12px 0 24px}.adventure-dialogue{margin:0 0 16px;padding:24px;background:var(--secondary);border-radius:12px;font-size:23px;line-height:1.6}.adventure-task{font-weight:600;margin-top:26px}.adventure-controls{display:grid;gap:12px}.adventure-choice{text-align:left;padding:16px;font-size:16px}.adventure-bank{display:flex;gap:10px;flex-wrap:wrap}.adventure-assembled{min-height:72px;border:1px dashed var(--input);border-radius:12px;padding:18px;font-size:18px}.adventure-controls textarea{width:100%;min-width:0;padding:16px;background:var(--background);color:var(--foreground);border:1px solid var(--input);border-radius:12px;font-size:18px;resize:vertical}.adventure-feedback{color:var(--primary);min-height:28px}.adventure-reference{padding:16px;background:var(--secondary);border-radius:12px}.adventure-stage>button{margin:6px 10px 6px 0}.adventure-recap{padding:20px 0;border-top:1px solid var(--border)}#adventures button{min-height:44px;font-size:14px;white-space:normal}#adventures .primary{background:var(--primary);color:var(--primary-foreground)}@media(max-width:1100px){.adventure-grid{grid-template-columns:1fr}.adventure-card{gap:8px}.adventure-card button{width:auto}}@media(max-width:760px){.adventure-toolbar{align-items:flex-start;flex-direction:column}.adventure-stage,.adventure-card{padding:20px}.adventure-dialogue{font-size:20px;padding:18px}.adventure-intro h2{font-size:24px}}
/* Bounded daily learning and self-assessed expression reuse the existing tokens. */
.study-routine{display:block}.daily-plan{margin-top:14px}.daily-plan p{margin:8px 0}.daily-plan ol{display:flex;gap:10px 24px;flex-wrap:wrap;padding:0;list-style:none;font-size:14px;font-variant-numeric:tabular-nums}.daily-plan li[data-done=true]{color:var(--primary)}.daily-plan-actions{display:flex;align-items:center;gap:12px;flex-wrap:wrap}.daily-plan-actions label{display:flex;align-items:center;gap:10px;font-size:14px}.daily-plan-actions select{min-height:44px;font:inherit;max-width:100%}.daily-plan-actions button,.expression-entry button,.expression-dialog button{min-height:44px}.routine-more{margin-top:12px;border-top:1px solid var(--border);padding-top:10px}.routine-more summary{font-size:14px;cursor:pointer;min-height:32px}.expression-entry{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;margin:12px 0}.expression-entry p{font-size:14px;line-height:1.8;color:var(--muted-foreground);margin:0}.expression-dialog{width:min(640px,calc(100vw - 32px))}.expression-dialog label{font-size:14px;font-weight:500}.expression-dialog textarea{display:block;resize:vertical;font-size:18px;line-height:1.6;margin:10px 0 16px;padding:12px;background:var(--background);color:var(--foreground);border:1px solid var(--input);border-radius:8px}.expression-dialog #expressionReference{font-size:20px;line-height:1.7;overflow-wrap:anywhere}.daily-plan .help{font-size:13px;text-align:left}.routine-more .routine-actions{margin-top:10px}
@media(max-width:760px){.daily-plan-actions{align-items:stretch}.daily-plan-actions label{width:100%;justify-content:space-between}.daily-plan-actions button{flex:1 1 120px;font-size:14px}.daily-plan ol{display:block;margin:10px 0}.daily-plan li{margin:5px 0}.expression-entry{align-items:flex-start}.expression-dialog .account-inline-actions{display:grid}.expression-dialog .account-inline-actions button{width:100%}.expression-entry p{flex:1 1 180px}}
.daily-running .daily-plan-actions label,.daily-running #dailyPlanNote{display:none}.daily-running .daily-plan{margin-top:8px}.daily-running .routine-more{margin-top:8px}.daily-running .daily-plan ol{margin:8px 0 12px}

/* Grammar remediation and distinct learning evidence */
#grammarFeedback{white-space:pre-line}#grammarRoundStatus{flex:1 1 240px;font-size:14px;line-height:1.8}#learningEvidence{margin-bottom:20px}#learningEvidence p{font-size:14px;line-height:1.9;overflow-wrap:anywhere}#grammarReviewDue,#grammarRevisit{min-height:44px}