:root{color-scheme:dark;--bg:#101719;--panel:#192225;--border:#2c3a3d;--text:#e4ebe6;--muted:#a2b3ae;--accent:#82cbb2}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font:16px/1.6 system-ui,sans-serif}header{padding:22px 5%;display:flex;align-items:center;gap:40px;border-bottom:1px solid var(--border);flex-wrap:wrap}header form{margin-left:auto}nav{display:flex;gap:24px}a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline}.brand{font:24px Georgia,serif;color:var(--text)}.brand span{color:var(--accent)}main{max-width:1400px;margin:48px auto;padding:0 5%}h1{font:44px/1.15 Georgia,serif;margin:10px 0 24px}h2{font:25px/1.3 Georgia,serif;margin-top:0}p{max-width:850px}.eyebrow{font-size:12px;letter-spacing:2px;color:var(--accent)}.muted,small{color:var(--muted)}.panel{background:var(--panel);border:1px solid var(--border);border-radius:12px;padding:26px;margin-bottom:24px}.heading{display:flex;justify-content:space-between;align-items:center;gap:20px;flex-wrap:wrap}.grid,.editor-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px}.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:20px}.course-card{color:var(--text)}.course-card:hover{border-color:var(--accent);text-decoration:none}label{display:block;color:var(--muted);margin-bottom:18px}input,select,textarea{display:block;width:100%;background:#10191b;border:1px solid #3b4c50;border-radius:6px;padding:12px;color:var(--text);font:inherit;margin-top:8px}textarea{font:14px/1.65 ui-monospace,monospace;resize:vertical;tab-size:2}input:focus,select:focus,textarea:focus{outline:2px solid var(--accent);outline-offset:2px}button,.button{display:inline-block;background:var(--accent);color:#11241c;border:1px solid transparent;border-radius:7px;padding:10px 18px;font:600 14px/1.5 system-ui;cursor:pointer}.quiet{background:transparent;border-color:var(--border);color:var(--text)}button:hover,.button:hover{filter:brightness(1.1);text-decoration:none}.publish{background:#e8c88c}.actions{display:flex;gap:12px;align-items:center;flex-wrap:wrap}.check{display:flex;align-items:center;gap:10px}.check input{width:auto;margin:0}.badge{font-size:12px;border:1px solid #49616b;border-radius:30px;padding:4px 10px;white-space:nowrap}.ready,.published,.completed{border-color:#4d9a79;color:#a1dec0}.failed,.needs_attention{border-color:#bc7a76;color:#f6aaa4}.error{color:#f6aaa4}table{width:100%;border-collapse:collapse;text-align:left}th,td{padding:14px;border-bottom:1px solid var(--border)}th{color:var(--muted);font-size:12px;text-transform:uppercase;letter-spacing:1px}.table-wrap{overflow-x:auto}.hero{padding:65px 0}.hero h1{font-size:64px}.hero .button{margin-top:20px}.markdown{overflow-wrap:anywhere}.markdown h1{font-size:32px}.markdown h2{font-size:26px}.markdown h3{font-size:21px}.markdown ul,.markdown ol{padding-left:24px}pre{white-space:pre-wrap;overflow-wrap:anywhere;font:13px/1.7 ui-monospace,monospace;max-height:600px;overflow:auto}summary{cursor:pointer;color:var(--accent);padding:12px 0}details+details{border-top:1px solid var(--border)}footer{text-align:center;padding:40px;color:var(--muted);font-size:12px}small{display:inline-block;margin:8px}.book-list li{margin:12px 0}.editor-grid .panel{margin-bottom:0}#notes-editor{min-height:650px}.status-panel p{margin-bottom:0}@media(max-width:900px){.grid,.editor-grid{grid-template-columns:1fr}.hero h1{font-size:48px}header{gap:20px}header form{margin-left:0}h1{font-size:36px}.panel{padding:20px}main{margin-top:30px}}