*{box-sizing:border-box} :root{--ink:#253d35;--muted:#85877c;--line:#e3e5dc;--paper:#f6f7f1;--green:#2c5141;--accent:#b48646}body{margin:0;background:var(--paper);color:var(--ink);font:15px/1.65 -apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",sans-serif}button,input,select,textarea{font:inherit}button{cursor:pointer;border:0;background:none;color:inherit;border-radius:8px;min-height:44px;padding:8px 15px;touch-action:manipulation}button:hover{background:#e9ede5}button:focus-visible,a:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible{outline:3px solid #b78f51;outline-offset:3px}button:disabled{opacity:.35;cursor:default}a{color:var(--green)}.topbar{height:90px;border-bottom:1px solid var(--line);display:flex;justify-content:space-between;align-items:center;padding:0 4%}.brand{display:flex;align-items:center;gap:15px;text-decoration:none;font-family:"Songti SC",SimSun,serif;font-size:29px;font-weight:700;letter-spacing:5px}.brand small{font:11px sans-serif;letter-spacing:2px;color:var(--muted);display:block;margin-top:0}.brand-icon{width:43px;height:43px;border:1px solid #adb8aa;border-radius:11px;font-size:27px;position:relative;letter-spacing:0;line-height:32px;padding-left:3px;transform:rotate(-5deg)}.brand-icon i{position:absolute;font-style:normal;right:1px;bottom:-3px;color:var(--green);font-size:30px}.header-right{display:flex;align-items:center;gap:25px}.local-label{color:var(--muted);font-size:12px}.local-label i{display:inline-block;width:6px;height:6px;background:#699577;border-radius:50%;margin-right:6px}.outline{border:1px solid #cdd4c9;background:#fff8}.primary{background:var(--green);color:#fff}.primary:hover{background:#3b6450}main{max-width:1530px;margin:auto;padding:0 4%}.intro{padding:37px 0 32px;display:flex;justify-content:space-between;align-items:center;gap:25px}.eyebrow{font-size:10px;letter-spacing:2.4px;color:#8c997f}.intro h1{font-family:"Songti SC",SimSun,serif;font-size:32px;letter-spacing:3px;font-weight:500;margin:7px 0 6px}.intro p{margin:0;color:var(--muted);font-size:13px}.daily{display:flex;align-items:center;gap:22px}.daily-icon{font-size:28px;color:#9caa8f}.daily strong{display:block;font:29px Georgia,serif}.daily div span{display:block;font-size:11px;color:var(--muted);margin-top:7px}.daily-line{height:35px;width:1px;background:var(--line)}.text-button{font-size:12px;padding:6px;color:#6c806b}.workspace{display:grid;grid-template-columns:300px minmax(350px,1fr) 275px;border:1px solid var(--line);border-radius:15px;background:#fdfdf9;box-shadow:0 6px 30px #33482e04;overflow:hidden;min-height:700px}.library{padding:24px 17px;border-right:1px solid var(--line);display:flex;flex-direction:column}.panel-heading{display:flex;align-items:center;justify-content:space-between;gap:8px}.panel-heading h2{font-size:16px;margin:0;font-weight:600}.panel-heading>span{font-size:11px;color:var(--muted)}.search{margin:22px 0 15px;display:flex;align-items:center;gap:8px;background:#f1f3ec;border-radius:7px;padding:4px 12px}.search>span{font-size:24px;color:#8b9582}.search input{width:100%;border:0;background:transparent;font-size:12px;outline:0;color:var(--ink)}.filters{display:flex;flex-wrap:wrap;gap:2px;margin-bottom:17px}.filters button{font-size:11px;padding:6px 8px;min-height:34px;color:#7f8977}.filters button.active{background:#e8eee1;color:var(--green)}.lessons{display:flex;flex-direction:column;gap:8px;max-height:530px;overflow-y:auto}.lesson{border:1px solid transparent;text-align:left;padding:15px 11px;width:100%;display:flex;gap:10px;align-items:center;border-radius:9px}.lesson.selected{background:#eaf0e3;border-color:#d3dfc8}.lesson strong{display:block;font-size:13px;font-weight:600}.lesson small{font-size:10px;display:block;color:var(--muted);margin-top:5px}.mini-board{width:42px;height:42px;flex-shrink:0;border-radius:4px;background-color:#e6c794;background-image:linear-gradient(#887c624f 1px,transparent 1px),linear-gradient(90deg,#887c624f 1px,transparent 1px);background-size:10px 10px;background-position:6px 6px;position:relative}.mini-board:before,.mini-board:after{content:"";position:absolute;width:11px;height:11px;border-radius:50%;top:11px;left:21px;background:#29302a;box-shadow:1px 1px 2px #0003}.mini-board:after{background:#fcfaf0;top:21px;left:11px}.lesson .arrow{margin-left:auto;color:#7c9073}.library-foot{margin-top:auto;padding-top:28px;font-size:10px;color:#989e8e}.library-foot .text-button{padding:8px 4px}.board-panel{padding:25px 27px 15px;min-width:0}.board-heading{display:flex;align-items:center;justify-content:space-between;gap:5px}.section-kicker{font-size:10px;letter-spacing:1px;color:#8b977d}.board-heading h2{font-family:"Songti SC",SimSun,serif;font-weight:600;font-size:22px;margin:5px 0 0}.view-tools{display:flex;gap:1px}.view-tools button{font-size:11px;padding:7px;white-space:nowrap}.mode-tabs{margin:22px 0 22px;display:flex;align-items:center;border-bottom:1px solid var(--line);gap:22px}.mode-tabs button{border-radius:0;font-size:12px;padding:8px 2px 12px;position:relative;color:#929787}.mode-tabs button.active{color:var(--green);font-weight:600}.mode-tabs button.active:after{content:"";height:2px;background:var(--green);position:absolute;bottom:-1px;left:0;right:0}.mode-tabs>span{font-size:10px;color:var(--muted);margin-left:auto}.board-wrap{background:#dabe8b;border:8px solid #dfc798;border-radius:5px;box-shadow:0 4px 10px #4d391222,inset 0 0 40px #9f712222;max-width:600px;margin:auto;background-image:repeating-linear-gradient(93deg,#bf985311 0px,#bf985311 1px,transparent 2px,transparent 14px)}#board{width:100%;display:block;touch-action:manipulation;user-select:none;-webkit-user-select:none}.board-bottom{display:flex;justify-content:space-between;font-size:10px;color:#89917d;margin:16px 0 19px;gap:6px}.board-bottom label{display:flex;align-items:center;gap:5px}.board-bottom input{accent-color:var(--green)}.legend i{display:inline-block;border:1.5px solid #b46b3d;border-radius:50%;width:8px;height:8px;margin-right:5px}.playback{display:flex;justify-content:center;gap:8px}.playback>button{border:1px solid var(--line);min-width:44px}.playback .primary{min-width:130px}.feedback{font-size:12px;color:#7d8b72;min-height:36px;text-align:center;margin-top:12px}.feedback.error{color:#ae684b}.inspector{padding:27px 21px;border-left:1px solid var(--line)}.pill{background:#f0f2e8;border-radius:4px;padding:3px 6px;white-space:nowrap;font-size:9px!important}.note-card{margin-top:23px;min-height:160px}.note-card h3{font-family:"Songti SC",SimSun,serif;font-size:21px;font-weight:500;margin:9px 0}.note-card p{font-size:12px;color:#7c8375;line-height:1.9;white-space:pre-line}.branch-heading{display:flex;justify-content:space-between;align-items:center;border-top:1px solid var(--line);padding-top:18px;margin-top:18px}.branch-heading h3,.practice-settings h3{font-size:13px;font-weight:600;margin:0}.branch-heading span{font-size:10px;color:var(--muted)}.small{font-size:11px}.muted{color:var(--muted)}.branches{display:flex;flex-direction:column;gap:8px}.branch{width:100%;padding:12px 10px;text-align:left;border:1px solid var(--line);font-size:11px;display:flex;gap:10px;align-items:center}.branch.active{border-color:#a3b59a;background:#f2f5ed}.branch b{font-family:Georgia,serif;font-size:15px;font-weight:400;color:#99a88c}.branch span{flex:1}.branch em{font-size:10px;color:#93a582;font-style:normal}.practice-settings{border-top:1px solid var(--line);padding-top:21px;margin-top:25px}.practice-settings label{font-size:12px;display:flex;justify-content:space-between;align-items:center;margin-top:14px}select{background:#f5f6ef;color:var(--green);border:1px solid var(--line);border-radius:6px;padding:8px;font-size:12px;min-height:44px}.principle{background:#f1f2e9;padding:15px;border-radius:8px;margin-top:24px}.principle>span{font-size:10px;color:#9b976e}.principle p{font-family:"Songti SC",SimSun,serif;font-size:12px;line-height:1.9;color:#7f826c;margin:7px 0 0}.source-button{margin-top:10px}footer{color:#a0a48f;font-size:10px;padding:22px 0 28px;letter-spacing:1px}footer>span{margin:0 8px}.footer-right{float:right}dialog{border:1px solid var(--line);border-radius:16px;max-width:550px;width:90%;padding:26px;color:var(--ink);background:#fdfdf9;max-height:90dvh;overflow:auto;box-shadow:0 25px 90px #10201633}dialog::backdrop{background:#1d302b77;backdrop-filter:blur(4px)}.dialog-top{display:flex;justify-content:space-between;align-items:center}.dialog-top h2{font-size:21px;font-weight:500;margin:0}.dialog-top button{font-size:25px}.upload{display:block;text-align:center;border:1px dashed #aab79c;background:#f1f5eb;padding:22px;border-radius:8px;cursor:pointer;margin:20px 0}.upload input{display:block;width:100%;font-size:11px;margin-top:12px}.or{text-align:center;color:var(--muted);font-size:12px;margin:14px}.field,textarea{display:block;width:100%;padding:12px;border:1px solid var(--line);border-radius:7px;background:#fff;color:var(--ink);font-size:13px;margin:7px 0 14px}textarea{resize:vertical;font-family:monospace}.error{color:#ae684b}.wide{width:100%}#infoDialog p{font-size:13px;line-height:1.9}.empty{padding:20px 5px;font-size:12px;color:var(--muted)}@media(min-width:1500px){.workspace{grid-template-columns:320px minmax(400px,1fr) 300px}.board-panel{padding:25px 38px}}@media(max-width:1150px){main{padding:0 24px}.topbar{padding:0 24px}.workspace{grid-template-columns:260px minmax(320px,1fr) 230px}.board-panel{padding:20px 18px 12px}.inspector{padding:24px 15px}.library{padding:22px 12px}.daily{gap:15px}.view-tools button{padding:6px}.mode-tabs{gap:16px}.board-heading h2{font-size:19px}}@media(max-width:950px){.workspace{grid-template-columns:240px minmax(0,1fr)}.inspector{grid-column:1/-1;border-left:0;border-top:1px solid var(--line);display:grid;grid-template-columns:1fr 1fr;column-gap:30px}.inspector .panel-heading,.note-card{grid-column:1}.note-card{grid-row:2/5;margin:10px 0}.branch-heading{grid-column:2;grid-row:1;margin:0;padding:0;border:0}.inspector>.muted{grid-column:2;grid-row:2}.branches{grid-column:2;grid-row:3/5}.practice-settings{grid-column:1}.principle{grid-column:2}.source-button{grid-column:1/-1}.daily .text-button{display:none}.intro h1{font-size:29px}.local-label{display:none}}@media(max-width:600px){main{padding:0 12px}.topbar{height:75px;padding:0 18px}.brand{font-size:25px}.brand small{font-size:9px}.header-right button{font-size:12px;padding:8px 11px}.intro{padding:25px 5px 22px;align-items:flex-start}.intro h1{font-size:23px;letter-spacing:1px}.intro p{font-size:11px}.eyebrow{font-size:7px;letter-spacing:1.3px}.daily{gap:10px}.daily-icon,.daily-line,.daily>div:nth-of-type(3){display:none}.daily strong{font-size:24px}.daily div span{font-size:9px}.workspace{display:flex;flex-direction:column}.library{border-right:0;border-bottom:1px solid var(--line);padding:17px}.library .panel-heading h2{font-size:14px}.search{margin:12px 0 8px}.filters{margin:0 0 9px}.lessons{flex-direction:row;overflow:auto;max-height:none;gap:7px}.lesson{min-width:178px;width:auto;padding:10px}.mini-board{width:34px;height:34px}.lesson strong{font-size:11px}.lesson small{font-size:9px}.library-foot{display:none}.board-panel{padding:18px 13px 10px}.board-heading h2{font-size:20px}.mode-tabs{margin:16px 0}.inspector{display:block;padding:22px}.inspector .branch-heading{padding-top:18px;margin-top:20px;border-top:1px solid var(--line)}.note-card{min-height:0;margin-top:18px}.note-card h3{font-size:21px}.branches{margin-top:14px}.playback{gap:5px}.playback>button{padding:8px 10px}.playback .primary{min-width:110px}.board-bottom{font-size:9px}.footer-right{display:none}}
/* Curriculum pages */
.page-nav{display:flex;gap:28px;border-bottom:1px solid var(--line);padding-top:14px}.page-nav a{display:block;padding:11px 2px;text-decoration:none;font-size:14px;position:relative;color:#8a9381}.page-nav a span{font-size:10px;margin-left:9px;color:#9ca38f}.page-nav a.active{color:var(--green);font-weight:600}.page-nav a.active:after{content:"";position:absolute;height:2px;background:var(--green);bottom:-1px;left:0;right:0}.page-nav a:focus-visible{outline:3px solid #b78f51;outline-offset:3px}.page-context{border:1px solid #dfe6d7;background:#eef2e8;border-radius:9px;padding:13px 18px;margin:0 0 22px;color:#77846c;font-size:12px;display:flex;gap:15px;align-items:center}.page-context strong{font-weight:600;color:var(--green);white-space:nowrap}.lesson-sources{padding-top:15px;display:flex;flex-direction:column;gap:5px}.lesson-sources:empty{display:none}.lesson-sources a{font-size:10px;color:#8a977f;text-decoration:none}.lesson-sources a:hover{text-decoration:underline}.import-kind{display:flex;align-items:center;justify-content:space-between}.branches{max-height:310px;overflow:auto}.page-context span{line-height:1.7}.inspector .note-card{max-height:270px;overflow:auto}.lesson small{line-height:1.6}body[data-page="fuseki"] .mini-board:after{top:11px;left:1px}body[data-page="fuseki"] .mini-board:before{top:21px;left:21px}@media(max-width:950px){.lesson-sources{grid-column:1/-1}.inspector .note-card{max-height:none}}@media(max-width:600px){.page-nav{padding-top:8px;gap:24px}.page-nav a{font-size:13px}.page-nav a span{display:none}.page-context{display:block;font-size:11px;padding:12px;margin-bottom:14px}.page-context strong{display:block;margin-bottom:5px}.intro{gap:10px}.intro h1{font-size:22px}.daily{min-width:62px}.branches{max-height:240px}}

.lesson{flex-shrink:0}.lesson>span:nth-child(2){min-width:0;flex:1}.lesson strong{overflow-wrap:anywhere;line-height:1.6}.lesson .arrow{flex-shrink:0}