@import url('https://fonts.googleapis.com/css2?family=DM+Sans:wght@400;500;600;700&family=Manrope:wght@400;500;600;700;800&display=swap');
:root{--green:#226443;--yellow:#f8db08;--ink:#20362b;--muted:#78857d;--line:#e5ebe6;--bg:#f6f8f5}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font:14px 'DM Sans',Arial,sans-serif}button,select,input,textarea{font:inherit}button,a,select{cursor:pointer}button:focus-visible,a:focus-visible,select:focus-visible{outline:3px solid #d6b900;outline-offset:3px}aside{width:244px;position:fixed;inset:0 auto 0 0;background:#fff;border-right:1px solid var(--line);padding:28px 20px;display:flex;flex-direction:column;z-index:20}.brand{display:block;text-align:center}.brand img{width:158px;height:90px;object-fit:contain}.school{font-size:9px;letter-spacing:1.8px;text-align:center;color:var(--muted);margin:10px 0 31px}.role-label{font-size:11px;color:var(--muted);margin-bottom:8px}select,input,textarea{border:1px solid #dce5de;border-radius:10px;padding:11px;background:#fff;color:var(--ink)}select{width:100%;font-weight:600}nav{margin-top:28px;display:grid;gap:6px}nav button{display:flex;align-items:center;gap:12px;text-align:left;border:0;padding:14px;border-radius:9px;background:none;color:#6c7971;font-weight:500}nav button.active{background:#eaf2ec;color:var(--green);font-weight:700}nav button span{font-size:18px;width:20px}.aside-bottom{margin-top:auto;font-size:11px;line-height:1.9;color:#627569}.aside-bottom small{font-size:10px;color:#98a29a}.status-dot{display:inline-block;background:#77a983;width:7px;height:7px;border-radius:50%;margin-right:4px}.shell{margin-left:244px}header{height:86px;display:flex;align-items:center;justify-content:space-between;padding:0 40px;border-bottom:1px solid var(--line);background:#fff;font-size:12px;color:#859087}.header-right{display:flex;align-items:center;gap:12px}.header-right b{display:block;color:#36513f;font-size:12px}.header-right small{display:block;font-size:10px;margin-top:4px}.avatar{display:grid;place-items:center;border-radius:50%;background:#eaf1e9;color:var(--green);width:38px;height:38px;font-weight:700}.demo{border:1px solid var(--line);border-radius:20px;padding:6px 12px;font-size:10px;margin-right:14px}main{max-width:1500px;margin:auto;padding:35px 40px 50px}h1,h2,h3{font-family:Manrope,Arial,sans-serif}h1{font-size:29px;letter-spacing:-1px;margin:5px 0 9px}h2{font-size:17px;margin:0}h3{font-size:14px;margin:0 0 10px}p{line-height:1.8}.muted{color:var(--muted)}.eyebrow{text-transform:uppercase;letter-spacing:1.8px;font-size:10px;font-weight:700;color:var(--green)}.page-head{display:flex;align-items:center;justify-content:space-between;gap:20px;margin-bottom:25px}.page-head p{margin:0;color:var(--muted);font-size:12px}button{transition:.15s}button:hover{filter:brightness(.96)}.btn{border:1px solid var(--line);background:#fff;border-radius:9px;padding:11px 16px;font-weight:600;color:var(--ink);font-size:12px;display:inline-flex;gap:8px;align-items:center;justify-content:center}.primary{background:var(--green);color:white;border-color:var(--green)}.yellow{background:var(--yellow);border-color:var(--yellow);color:#354014}.hero{border-radius:17px;background:#226443;position:relative;overflow:hidden;padding:30px 32px;color:#fff;display:flex;justify-content:space-between;gap:20px;min-height:186px}.hero h2{font-size:25px;max-width:490px;line-height:1.4;letter-spacing:-.6px}.hero p{font-size:12px;color:#d6e5db;max-width:470px;margin-bottom:20px}.hero .eyebrow{color:#d8e8d4;margin-bottom:10px}.hero-art{position:relative;width:210px;min-width:180px;display:flex;align-items:center;justify-content:center}.orbit{position:absolute;border:1px solid #ffffff26;width:220px;height:220px;border-radius:50%}.orbit.two{width:155px;height:155px}.book{transform:rotate(-12deg);width:98px;height:119px;background:#f8db08;border-radius:8px 15px 15px 8px;box-shadow:10px 9px 0 #163f2d;display:grid;place-items:center;font-size:53px;color:#226443;border-left:7px solid #e2c60a}.spark{position:absolute;right:4px;top:10px;font-size:31px;color:var(--yellow)}.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin:23px 0}.stat{background:white;padding:19px;border:1px solid var(--line);border-radius:12px;display:flex;align-items:center;gap:14px}.stat-icon{background:#f0f5ee;border-radius:11px;padding:11px;color:var(--green);font-size:19px}.stat strong{display:block;font:800 25px Manrope}.stat small{font-size:10px;color:var(--muted)}.grid{display:grid;grid-template-columns:minmax(0,1fr) 310px;gap:22px}.panel{border:1px solid var(--line);border-radius:13px;background:#fff;padding:23px;margin-bottom:22px}.panel-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:22px}.panel-head small{font-size:11px;color:var(--muted)}.text-btn{border:0;background:none;color:var(--green);font-size:11px;font-weight:700;padding:5px}.course-row{display:flex;align-items:center;gap:15px;padding:17px 0;border-bottom:1px solid #eef1ed}.course-row:last-child{border:0;padding-bottom:0}.course-icon{min-width:45px;height:49px;background:#fff7d3;border-radius:9px;display:grid;place-items:center;font-family:Manrope;font-size:20px;font-weight:700;color:#867822}.course-copy{flex:1}.course-copy b{display:block;font-size:12px;margin-bottom:6px}.course-copy small{font-size:10px;color:var(--muted)}.badge{font-size:10px;display:inline-block;border-radius:20px;padding:6px 10px;white-space:nowrap;background:#eef2ee;color:#6e7d71}.badge.review{background:#fff5cf;color:#92741c}.badge.published{background:#e6f3ea;color:#2e794c}.badge.returned{background:#fff0e8;color:#ad633a}.small-arrow{border:1px solid var(--line);background:white;color:var(--green);border-radius:8px;width:30px;height:30px}.activity{display:flex;gap:12px;font-size:11px;padding:12px 0;line-height:1.6}.activity .dot{min-width:9px;height:9px;border-radius:50%;background:#d8e8da;margin-top:5px}.activity small{display:block;color:var(--muted);font-size:10px}.progress{height:6px;border-radius:9px;background:#edf1ea;overflow:hidden;margin:10px 0}.progress div{height:100%;background:var(--green);border-radius:9px}.class-line{margin:20px 0 0;font-size:11px;display:flex;justify-content:space-between}.tip{background:#f7f8e9;border:1px solid #e9ebd0;border-radius:12px;padding:21px;font-size:12px}.tip h3{color:#59683a}.tip p{color:#7b8566;font-size:11px;margin-bottom:0}.tabs{display:flex;gap:8px;margin-bottom:23px;flex-wrap:wrap}.tabs .btn.active{background:#e9f1e9;border-color:#d8e6d8;color:var(--green)}.editor-grid{display:grid;grid-template-columns:220px minmax(0,1fr);gap:22px}.steps button{display:block;width:100%;text-align:left;margin-bottom:6px;background:white;border:0;padding:12px;border-radius:8px;color:#748277}.steps button.active{background:#e9f1e9;color:var(--green);font-weight:700}.steps small{display:block;margin:6px 0 0 24px;font-size:10px}.lesson{font-size:15px;line-height:1.9}.lesson h2{font-size:26px;line-height:1.4;margin:10px 0 20px}.lesson p{white-space:pre-line}.lesson label{display:block;font-size:11px;font-weight:700;color:var(--muted);margin:15px 0 6px}.lesson input,.lesson textarea{width:100%;line-height:1.8}.lesson textarea{min-height:240px;resize:vertical}.callout{background:#eff6ee;border-left:3px solid var(--green);border-radius:5px;padding:18px;margin:20px 0;font-size:14px}.subject{color:#2865a3;background:#edf3fc;padding:3px 7px;border-radius:5px}.verb{color:#226443;background:#e6f3e8;padding:3px 7px;border-radius:5px}.source{font-size:11px;padding:14px;background:#fafbf8;border:1px solid var(--line);border-radius:9px;color:var(--muted);line-height:1.8}.actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:20px}.field{display:grid;gap:7px;margin:15px 0}.field label{font-size:12px}table{border-collapse:collapse;width:100%;font-size:12px}th{text-align:left;color:var(--muted);font-size:10px;font-weight:500;padding:14px;border-bottom:1px solid var(--line)}td{padding:16px 14px;border-bottom:1px solid var(--line)}.empty{text-align:center;padding:50px;color:var(--muted)}.exercise{padding:20px;border:1px solid var(--line);border-radius:12px;margin:15px 0}.exercise label{display:block;font-size:14px;cursor:pointer;padding:9px}.feedback{padding:12px;border-radius:8px;background:#e9f3e9;margin-top:15px;font-size:13px}.note{font-size:11px;background:#fff9db;padding:12px;border-radius:8px;line-height:1.7}.switch{accent-color:var(--green);width:18px;height:18px}footer{margin:0 40px;border-top:1px solid var(--line);padding:22px 0;font-size:9px;letter-spacing:1px;color:#7b8e7c;display:flex;gap:15px}footer span{letter-spacing:0}footer small{margin-left:auto;letter-spacing:0}#toast{position:fixed;bottom:25px;left:50%;transform:translateX(-50%);background:#203d2b;color:white;padding:13px 24px;border-radius:10px;display:none;z-index:100;font-size:12px}dialog{border:1px solid var(--line);border-radius:16px;padding:26px;width:440px;max-width:90vw;color:var(--ink)}dialog::backdrop{background:#15291c66}dialog input,dialog select{width:100%}.mobile-title{display:none}@media(min-width:1500px){main{padding-top:45px}}@media(max-width:1150px){aside{width:210px;padding:20px 15px}.shell{margin-left:210px}main{padding:25px}.grid{grid-template-columns:minmax(0,1fr) 260px}.stat{padding:13px;gap:8px}.stat strong{font-size:22px}.hero-art{width:150px;min-width:130px}.course-row{flex-wrap:wrap}.course-copy{min-width:180px}header{padding:0 25px}}@media(max-width:850px){.grid{grid-template-columns:1fr}.stats{grid-template-columns:repeat(2,1fr)}.hero-art{display:none}.editor-grid{grid-template-columns:1fr}.steps{display:flex;overflow:auto}.steps button{min-width:140px}.steps small{display:none}.page-head{align-items:flex-start}.demo{display:none}header{height:70px}.header-right small{display:none}}@media(max-width:600px){aside{position:static;width:auto;padding:14px 18px;display:block}.brand img{width:113px;height:56px}.brand{text-align:left}.school,.role-label,.aside-bottom{display:none}aside select{position:absolute;right:18px;top:23px;width:150px;padding:8px}nav{display:flex;overflow:auto;margin-top:12px;gap:5px}nav button{padding:9px;white-space:nowrap;font-size:11px}nav button span{font-size:14px}.shell{margin-left:0}header{padding:0 18px;height:57px}.header-right b{font-size:10px}.avatar{width:29px;height:29px;font-size:10px}#breadcrumb{font-size:10px}main{padding:23px 17px}.page-head{flex-wrap:wrap;gap:14px}h1{font-size:24px}.hero{padding:23px}.hero h2{font-size:23px}.stats{gap:10px;margin:17px 0}.stat{padding:12px}.stat-icon{padding:8px}.panel{padding:18px}.course-row{gap:10px}.course-copy{min-width:150px}.course-copy b{line-height:1.5}.lesson h2{font-size:22px}footer{margin:0 18px;display:block;line-height:2}footer span,footer small{display:block}.table-wrap{overflow:auto}.btn{padding:10px 13px}}