:root{font-family:Inter,ui-sans-serif,system-ui,-apple-system,Segoe UI,sans-serif;color:#edf7ff;background:#060e19;font-synthesis:none}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:radial-gradient(ellipse at 70% 8%,#12334a 0,transparent 40%),#060e19}a{color:inherit;text-decoration:none}.topbar{display:flex;justify-content:space-between;align-items:center;padding:22px max(24px,calc((100vw - 1200px)/2));border-bottom:1px solid #213a4b;background:#091521c9;gap:15px;position:sticky;top:0;z-index:5;backdrop-filter:blur(15px)}.brand{font-size:21px;font-weight:900;letter-spacing:2px;white-space:nowrap}.brand span:not(.mark){color:#67e7ca}.brand small{font-size:9px;letter-spacing:1.4px;color:#7f9baa}.mark{color:#6cefd2}.topbar nav{display:flex;gap:28px;color:#b1c5d1;font-size:13px}.online,.pulse{color:#65e7bd;font-size:10px;letter-spacing:1.5px}main{max-width:1200px;margin:auto;padding:0 24px}.hero{padding:105px 0 70px;max-width:1050px}.eyebrow,.panelhead,label,.hint,.foot,.stats small{font-size:11px;letter-spacing:1.7px;color:#8eacba}.eyebrow{color:#64d8c2}.hero h1{font-size:clamp(40px,6.6vw,86px);line-height:1.07;letter-spacing:-3px;margin:24px 0}.hero h1 em{font-style:normal;color:#68e5c8}.hero>p{max-width:690px;font-size:18px;line-height:1.7;color:#a6c0cf}.actions{display:flex;gap:12px;flex-wrap:wrap;margin:30px 0}.button{border:1px solid #64e6c4;background:#62e8c6;color:#071922;font-weight:800;font-size:12px;letter-spacing:1px;padding:15px 19px;cursor:pointer;border-radius:4px;display:inline-block;text-align:center}.button:hover{filter:brightness(1.1)}.ghost{background:transparent;color:#baf7e7;border-color:#315a65}.danger{border-color:#75464b;color:#ffa5a5}.disabled,.button:disabled{opacity:.45;cursor:not-allowed}.stats{display:flex;gap:50px;margin-top:65px;flex-wrap:wrap}.stats div{display:flex;flex-direction:column;gap:7px}.stats b{font-size:26px}.grid{display:grid;grid-template-columns:1.25fr 1fr;gap:18px}.panel{background:linear-gradient(140deg,#0d2131,#091725);border:1px solid #27404e;border-radius:7px;padding:27px;margin-bottom:18px}.panelhead{display:flex;justify-content:space-between;gap:12px;padding-bottom:20px;border-bottom:1px solid #263e4d;font-size:11px;letter-spacing:1.3px;color:#b2d0d8}.versearea{min-height:300px;display:flex;flex-direction:column;justify-content:center}.quote{font-family:Georgia,serif;color:#58dcb9;font-size:85px;height:65px}.versearea p{font-family:Georgia,serif;font-size:clamp(22px,2.8vw,33px);line-height:1.45;margin:10px 0 23px}.versearea strong{color:#5be1bf;letter-spacing:1.2px;font-size:13px}.foot{display:flex;justify-content:space-between;border-top:1px solid #263e4d;padding-top:19px}.hint{line-height:1.6;letter-spacing:.2px;font-size:12px;color:#88a6b4}label{display:block;margin:21px 0 9px}input,select{width:100%;background:#071520;color:#efffff;border:1px solid #345362;padding:14px;border-radius:4px;font:inherit;color-scheme:dark}.full{width:100%;margin-top:24px}.dashboard{margin-top:18px}.progressgrid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:25px;padding:30px 0}.big{font-size:64px;font-weight:850;color:#65e7c5}.metric{font-size:44px;font-weight:800}.muted{color:#a5bcc9;line-height:1.7}.track{height:8px;border-radius:8px;background:#223747;overflow:hidden}.track div{height:100%;background:#66e8c5;width:0;transition:width .3s}.assignments{display:grid;grid-template-columns:repeat(auto-fit,minmax(165px,1fr));gap:9px}.assignment{display:flex;gap:8px;align-items:center;padding:13px;border:1px solid #294758;border-radius:4px;color:#cfe3e9;font-size:13px}.assignment input{width:auto;accent-color:#67e4c2}.downloadgrid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:20px}.downloadgrid>div{border:1px solid #294758;padding:20px}.downloadgrid h3{font-size:15px;letter-spacing:1px}.downloadgrid p{color:#a5bcc9;min-height:90px;line-height:1.6}.downloadgrid small{display:block;margin-top:12px;color:#9bb4bf}.searchrow{display:flex;gap:10px;margin:22px 0}.searchrow input{flex:1}.chapteroutput{line-height:1.9;color:#d8e8ef;max-height:450px;overflow:auto}.chapteroutput sup{color:#63e0c2;margin-right:9px}footer{padding:35px 24px;border-top:1px solid #27404e;color:#8aa7b7;font-size:11px;letter-spacing:1px;display:flex;justify-content:space-between;gap:15px}code{overflow-wrap:anywhere;color:#b8f4e6}@media(max-width:760px){.topbar nav,.online{display:none}.hero{padding:65px 0 45px}.hero h1{letter-spacing:-1.8px}.stats{gap:26px}.grid,.downloadgrid,.progressgrid{grid-template-columns:1fr}.panel{padding:20px}.searchrow{flex-direction:column}.downloadgrid p{min-height:0}footer span{display:none}}
