@import url('https://fonts.googleapis.com/css2?family=DM+Sans:wght@400;500;600;700&family=Manrope:wght@400;500;600;700&display=swap');
:root{--ink:#182722;--paper:#f7f5ee;--gold:#b89b64;--muted:#758078;--line:#e1e3da;--white:#fffefa;--green:#32634c;--soft:#e9eee7}*{box-sizing:border-box}body{margin:0;background:var(--paper);color:var(--ink);font:15px/1.6 'DM Sans',system-ui,sans-serif}button,input,select,textarea{font:inherit}button,a,input,select,textarea{-webkit-tap-highlight-color:transparent}button,a{touch-action:manipulation}button{cursor:pointer}button:disabled{opacity:.5;cursor:default}a{color:inherit;text-decoration:none}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:3px solid #b89b64;outline-offset:3px}h1,h2,h3,p{margin:0}h1,h2,.serif{font-family:Georgia,'Times New Roman',serif;font-weight:400}h1{font-size:clamp(32px,4.5vw,51px);line-height:1.15;letter-spacing:-1.5px}h2{font-size:28px;line-height:1.25}h3{font-size:17px;line-height:1.4}p+p{margin-top:12px}#sidebar{position:fixed;inset:0 auto 0 0;width:238px;background:var(--ink);color:#eff0e7;padding:32px 24px;display:flex;flex-direction:column}.brand{display:block;min-height:126px;text-align:center}.brand img{width:170px;height:120px;object-fit:contain}.brand span{font:36px Georgia;color:#d6bd85;letter-spacing:4px}.brand small{display:block;font:11px 'DM Sans';letter-spacing:5px}.eyebrow,.small-caps{font-size:10px;font-weight:700;letter-spacing:2px;text-transform:uppercase}.side-label{color:#a6afa3;padding:22px 12px 14px}nav{display:grid;gap:6px}nav a{padding:12px 14px;display:flex;gap:13px;align-items:center;color:#bbc5b9;border-radius:6px;font-size:13px}nav a svg{width:18px;height:18px}nav a.active{background:#30443a;color:#fff}nav a.active:after{content:'';width:5px;height:5px;background:#d1b478;border-radius:50%;margin-left:auto}nav a:hover{background:#293b32}.side-bottom{margin-top:auto;padding:34px 12px 0;border-top:1px solid #3b493e;color:#aebaaa}.side-bottom p{font-family:Georgia;font-size:21px;color:#dfdfcb;margin:12px 0}.tiny{font-size:11px;color:var(--muted)}.shell{margin-left:238px}header{height:84px;border-bottom:1px solid var(--line);padding:0 48px;display:flex;align-items:center;justify-content:space-between;background:#faf9f4}.breadcrumb{font-size:12px;color:#667264}.header-tools{display:flex;gap:18px;align-items:center}select,input{border:1px solid var(--line);background:var(--white);border-radius:6px;padding:10px 12px;color:var(--ink)}#language{font-size:12px;background:transparent;padding:8px}.avatar{width:34px;height:34px;display:grid;place-items:center;background:#e7e9df;border-radius:50%;font:16px Georgia}.mobile-brand{display:none}main{padding:42px 48px;max-width:1450px;margin:auto;min-height:calc(100vh - 144px)}.page-head{margin-bottom:30px;display:flex;justify-content:space-between;gap:20px;align-items:end}.page-head .eyebrow{color:#8a754d;margin-bottom:10px}.sub{color:#6e776e;margin-top:12px;font-size:14px}.pill{display:inline-flex;align-items:center;gap:7px;border:1px solid var(--line);border-radius:20px;padding:6px 11px;font-size:10px;font-weight:600;white-space:nowrap;background:#fafbf6}.dot{width:6px;height:6px;background:var(--green);border-radius:50%}.hero{background:var(--ink);color:#f7f5ee;border-radius:10px;padding:35px;display:grid;grid-template-columns:1.5fr 1fr;gap:32px;position:relative;overflow:hidden}.hero h2{font-size:36px;max-width:430px;margin:12px 0}.hero p{font-size:13px;max-width:450px;color:#bfcabb}.hero .eyebrow{color:#d1b478}.hero-right{border-left:1px solid #435045;padding-left:30px;display:flex;flex-direction:column;justify-content:center;gap:15px}.step{display:flex;align-items:center;gap:13px;font-size:12px;color:#d9e0d2}.step b{width:27px;height:27px;border:1px solid #64705b;border-radius:50%;display:grid;place-items:center;font-weight:400;color:#d9bf83}.step small{display:block;color:#92a28e;font-size:10px}.btn{padding:11px 19px;border:1px solid var(--line);border-radius:5px;background:var(--white);color:var(--ink);font-size:12px;font-weight:600;display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:42px}.btn:hover{filter:brightness(.96)}.btn.primary{background:var(--ink);border-color:var(--ink);color:#fff}.btn.gold{background:#d9c28e;border-color:#d9c28e;color:#1e3026}.btn.ghost{background:transparent}.hero .btn{margin-top:22px}.row{display:flex;gap:12px;align-items:center;flex-wrap:wrap}.between{justify-content:space-between}.stats{display:grid;grid-template-columns:repeat(3,1fr);border:1px solid var(--line);background:#fcfbf7;margin:24px 0 32px;border-radius:8px}.stat{padding:20px 24px;border-right:1px solid var(--line)}.stat:last-child{border:0}.stat strong{font-family:Georgia;font-size:30px;font-weight:400;line-height:1}.stat span{display:block;font-size:11px;color:var(--muted);margin-top:6px}.stat .tiny{margin-left:10px}.section-head{display:flex;justify-content:space-between;align-items:center;margin:28px 0 18px}.section-head h2{font-size:25px}.text-link{font-size:12px;color:#667249;text-decoration:underline;text-underline-offset:4px}.grid{display:grid;grid-template-columns:1fr 1fr;gap:20px}.grid.three{grid-template-columns:repeat(3,1fr)}.card{background:var(--white);border:1px solid var(--line);border-radius:8px;padding:24px}.card .eyebrow{color:#8b7a57}.card h3{margin:12px 0 8px}.card p{font-size:13px;color:#707a6e}.card .btn{margin-top:20px}.card.feature{background:#eeefe5}.card-icon{width:38px;height:38px;background:#eef0e7;border-radius:7px;display:grid;place-items:center;color:#6c795c}.card-icon svg{width:20px}.chapter-list{display:grid;gap:10px}.chapter{display:flex;align-items:center;gap:18px;padding:18px 20px;background:var(--white);border:1px solid var(--line);border-radius:7px}.chapter:hover{border-color:#a6b099}.number{font-family:Georgia;font-size:21px;color:#8b8f74;min-width:32px}.chapter h3{font-size:14px;margin:0}.chapter p{font-size:11px;color:#858a79}.chapter .end{margin-left:auto;font-size:13px}.progress{height:4px;background:#e7eadd;border-radius:6px;margin-top:10px;overflow:hidden}.progress i{display:block;height:100%;background:#8e9d6e}.es{color:#66745f;border-left:2px solid #c8b582;padding-left:12px;margin:10px 0;font-size:14px}.hero .es{color:#ced6c4}.tabs{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:24px}.tabs .btn.active{background:var(--ink);color:#fff;border-color:var(--ink)}.notice{padding:13px 17px;background:#f0eee1;border-left:3px solid var(--gold);font-size:12px;border-radius:2px;margin:16px 0;color:#655d46}.notice a{text-decoration:underline}.split{display:grid;grid-template-columns:minmax(0,1.6fr) minmax(260px,1fr);gap:22px}.slide{padding:32px;min-height:350px;background:var(--white);border:1px solid var(--line);border-top:3px solid var(--gold);border-radius:7px}.slide h2{font-size:30px;margin:18px 0 20px}.slide-content{font-size:17px;line-height:1.85;white-space:pre-wrap;overflow-wrap:anywhere}.slide-control{margin:18px 0}.slide-control input{width:80px}.note-box textarea{width:100%;min-height:230px;background:#faf9f1;border:1px solid var(--line);border-radius:6px;padding:14px;resize:vertical;line-height:1.8;font-size:13px;margin:15px 0 4px}.field{display:grid;gap:6px;margin:14px 0}.field label{font-size:12px;color:#5c6b5d}.field textarea{min-height:100px}.search{width:100%;margin-bottom:22px}.term-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}.term h3{margin:0 0 10px}.term .example{background:#f3f4ec;border-radius:4px;padding:12px;font-size:12px;margin-top:15px}.term p{color:var(--ink)}.qpanel{max-width:800px;margin:auto}.qpanel .question{font-size:25px;line-height:1.5;font-family:Georgia;margin:24px 0}.answers{display:grid;gap:12px}.answer{border:1px solid var(--line);background:var(--white);padding:15px 18px;display:flex;text-align:left;gap:15px;border-radius:7px;color:var(--ink);font-size:14px}.answer b{font-size:12px;width:27px;height:27px;background:#f0f1e8;border-radius:50%;display:grid;place-items:center;flex-shrink:0}.answer.selected{border-color:#5a715c;background:#e9eee3}.answer.correct{border-color:#53775e;background:#e4efdf;opacity:1}.answer.wrong{border-color:#b97262;background:#f8eae3;opacity:1}.answer:disabled{opacity:1}.feedback{margin:22px 0;background:#eaf0e4;border:1px solid #d2ddc9;border-radius:7px;padding:22px}.feedback p{margin-top:10px;font-size:14px}.feedback.wrong{background:#f5eee2}.confidence{margin:22px 0}.confidence .btn.active{border-color:#647957;background:#e7eddd}.flashcard{min-height:300px;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:40px;border:1px solid var(--line);background:var(--white);border-radius:10px;margin:20px 0}.flashcard h2{font-size:34px;margin:20px}.flashcard p{max-width:500px}.empty{padding:38px;text-align:center;border:1px dashed #c8cebd;border-radius:8px;color:#687660}.empty h2{margin-bottom:12px}.resource{display:flex;align-items:center;justify-content:space-between;padding:17px 0;border-bottom:1px solid var(--line);gap:20px}.resource:last-child{border:0}.resource h3{font-size:13px}.resource small{color:var(--muted);font-size:10px}.checklist{display:grid;gap:12px;margin:15px 0}.checklist label{display:flex;align-items:center;gap:9px;font-size:13px}.formula{font-family:Georgia;font-size:24px;padding:18px;background:#eef0e5;margin:15px 0;border-radius:5px}.small{font-size:12px}.muted{color:var(--muted)}.spacer{height:22px}.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0)}footer{padding:20px 48px;color:#758171;font-size:10px;display:flex;justify-content:space-between;border-top:1px solid var(--line);gap:20px}#toast{position:fixed;bottom:25px;left:50%;transform:translateX(-50%);background:#203b2e;color:#fff;padding:12px 22px;border-radius:6px;font-size:13px;display:none;z-index:99}.review-item{margin:14px 0}.score{font:64px Georgia;color:#4f6c44}.meter-label{display:flex;justify-content:space-between;font-size:12px}.kicker{color:#8c764c}details{margin:12px 0}summary{cursor:pointer;font-size:13px;font-weight:600}details pre{white-space:pre-wrap;font:13px/1.8 inherit}.math-input{font-size:22px;width:100%;margin:15px 0}.week{display:flex;gap:7px}.day{border:1px solid var(--line);padding:9px;flex:1;text-align:center;border-radius:4px;font-size:11px}.day.on{background:#e3e9d9;border-color:#b2c09e}.tag{padding:4px 8px;background:#eceee2;font-size:10px;border-radius:4px}.summary-list{padding-left:19px;font-size:14px}.timer{font-variant-numeric:tabular-nums}.toolbar{margin-bottom:22px}.result-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px}.warn{color:#976c43}.note-entry{border-left:3px solid var(--gold);margin:15px 0;padding:15px 20px;background:var(--white);white-space:pre-wrap}.source{font-size:10px;color:#7d8575;margin-top:12px;word-break:break-word}@media(min-width:1450px){main{padding:50px 60px}}@media(max-width:1100px){#sidebar{width:200px;padding:25px 15px}.shell{margin-left:200px}main{padding:30px}.hero{padding:26px;gap:20px}header{padding:0 30px}.grid.three{grid-template-columns:1fr 1fr}}@media(max-width:760px){#sidebar{position:fixed;top:auto;bottom:0;left:0;right:0;width:auto;height:66px;z-index:30;padding:0 4px;background:#182722}.brand,.side-label,.side-bottom{display:none}nav{display:flex;height:100%;justify-content:space-around;gap:0}nav a{padding:7px 4px;flex-direction:column;gap:3px;font-size:9px;justify-content:center;flex:1;border-radius:0}nav a.active:after{display:none}nav a svg{width:19px;height:19px}nav a[data-nav="resources"],nav a[data-nav="settings"]{display:none}.shell{margin:0;padding-bottom:65px}header{height:68px;padding:0 18px;gap:10px}.breadcrumb{display:none}.mobile-brand{display:block;font:22px Georgia;letter-spacing:1px}.mobile-brand span{display:block;font:8px 'DM Sans';letter-spacing:2px}.header-tools{gap:10px}#language{max-width:150px;font-size:11px}.avatar{width:30px;height:30px}main{padding:25px 18px}.page-head{margin-bottom:22px;align-items:start}.page-head .pill{display:none}h1{font-size:34px}.hero{grid-template-columns:1fr;padding:27px}.hero h2{font-size:32px}.hero-right{border-left:0;border-top:1px solid #435045;padding:20px 0 0;gap:12px}.stats{margin:20px 0}.stat{padding:16px 12px}.stat strong{font-size:25px}.stat span{font-size:10px}.grid,.grid.three,.split,.term-grid,.result-grid{grid-template-columns:1fr}.card{padding:20px}.slide{padding:22px}.slide-content{font-size:15px}.slide h2{font-size:25px}.page-head h1{max-width:100%}.chapter{padding:15px;gap:12px}.chapter h3{font-size:13px}.chapter .end{font-size:11px}.qpanel .question{font-size:22px}.flashcard{padding:25px}.flashcard h2{font-size:28px}footer{padding:20px;display:block}footer span{display:block;margin-top:6px}.hero .btn{width:100%}.resource{align-items:start}.resource .btn{white-space:nowrap}#toast{bottom:78px;width:max-content;max-width:90vw}.page-head .btn{font-size:10px}.tabs{gap:5px}.tabs .btn{padding:9px 12px}.header-tools select{padding:8px}.note-box textarea{min-height:180px}}

/* Fluid phone, unfolded and Split View layouts. No hardware detection. */
html{-webkit-text-size-adjust:100%;scroll-padding-bottom:100px}main{min-height:calc(100svh - 144px)}.grid>*,.split>*,.term-grid>*,.row>*,.page-head>*{min-width:0}input,select,textarea{max-width:100%}.card,.chapter,.resource{overflow-wrap:anywhere}.btn,button,select{min-height:44px}.exam-links{display:flex;gap:12px;flex-wrap:wrap;margin:20px 0}.exam-priorities{display:grid;gap:12px;margin-top:18px}
@media(max-width:1100px){#sidebar{top:auto;bottom:0;left:0;right:0;width:auto;height:calc(66px + env(safe-area-inset-bottom));z-index:30;padding:0 4px env(safe-area-inset-bottom);background:var(--ink)}.brand,.side-label,.side-bottom{display:none}nav{display:flex;height:100%;justify-content:space-around;gap:0}nav a{padding:7px 4px;flex-direction:column;gap:3px;font-size:10px;justify-content:center;flex:1;border-radius:0}nav a.active:after{display:none}nav a svg{width:19px;height:19px}nav a[data-nav="resources"],nav a[data-nav="settings"]{display:none}.shell{margin:0;padding-bottom:calc(76px + env(safe-area-inset-bottom))}header{height:auto;min-height:68px;padding:calc(10px + env(safe-area-inset-top)) max(18px,env(safe-area-inset-right)) 10px max(18px,env(safe-area-inset-left))}.breadcrumb{display:none}.mobile-brand{display:block;font:22px Georgia}.mobile-brand span{display:block;font:8px system-ui;letter-spacing:2px}input,select,textarea,#language,.note-box textarea{font-size:16px}#language{max-width:175px}.split{grid-template-columns:minmax(0,1.4fr) minmax(260px,1fr)}main{padding-left:max(18px,env(safe-area-inset-left));padding-right:max(18px,env(safe-area-inset-right))}#toast{bottom:calc(84px + env(safe-area-inset-bottom))}}
@media(max-width:680px){.split{grid-template-columns:1fr}.resource{flex-wrap:wrap}header{gap:6px}.header-tools{gap:6px}#language{max-width:170px}.page-head{flex-wrap:wrap}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;animation:none!important;transition:none!important}}

/* NJRE CLARITY supplied brand asset, preserved without image edits. */
:root{--ink:#2e493b;--gold:#9bb49e;--paper:#f5f7f2}.brand{background:#f4f7f2;border-radius:8px;min-height:170px;margin-bottom:8px}.brand img{width:180px;height:170px}.hero .btn.gold{background:#bdd0bc;border-color:#bdd0bc}.hero .eyebrow{color:#c4d5c1}.step b{color:#c4d5c1}.page-head .eyebrow,.card .eyebrow{color:#617d65}

.original-slide{padding:0;min-height:0;overflow:hidden;border-top:1px solid var(--line)}.original-slide-image{display:block;width:100%;height:auto;object-fit:contain}.slide-image-link{display:block;background:#fff}.slide-image-caption{padding:12px 16px;display:flex;justify-content:space-between;gap:12px;font-size:12px}.slide-transcript{padding:12px 16px;border-top:1px solid var(--line)}.slide-transcript summary{cursor:pointer;font-size:12px;min-height:28px}.slide-transcript .slide-content{padding-top:12px;font-size:15px}.split:has(.original-slide){grid-template-columns:minmax(0,3fr) minmax(245px,1fr)}@media(max-width:850px){.split:has(.original-slide){grid-template-columns:1fr}.original-slide{padding:0}}

/* Appearance follows the device by default, with a saved manual override. */
:root{color-scheme:light}#appearance{font-size:12px;max-width:150px}textarea{color:var(--ink)}
:root[data-theme="dark"]{color-scheme:dark;--ink:#e3ece5;--paper:#121b17;--white:#1b2721;--line:#3a4c40;--muted:#b1bfb4;--green:#a6ceb1;--gold:#b5cba9;--soft:#26382b}
[data-theme="dark"] header,[data-theme="dark"] .stats{background:#17231c}
[data-theme="dark"] #sidebar,[data-theme="dark"] .hero{background:#20372b}
[data-theme="dark"] .btn.primary,[data-theme="dark"] .tabs .btn.active{background:#bcd3bf;color:#15251b;border-color:#bcd3bf}
[data-theme="dark"] .avatar,[data-theme="dark"] .pill,[data-theme="dark"] .card.feature,[data-theme="dark"] .card-icon,[data-theme="dark"] .term .example,[data-theme="dark"] .answer b,[data-theme="dark"] .tag{background:#28392d;color:#e3ece5}
[data-theme="dark"] .note-box textarea{background:#142019}
[data-theme="dark"] .breadcrumb,[data-theme="dark"] .sub,[data-theme="dark"] .card p,[data-theme="dark"] .chapter p,[data-theme="dark"] .field label,[data-theme="dark"] .source,[data-theme="dark"] .empty{color:#b8c7bc}
[data-theme="dark"] .text-link,[data-theme="dark"] .es,[data-theme="dark"] .number,[data-theme="dark"] .page-head .eyebrow,[data-theme="dark"] .card .eyebrow,[data-theme="dark"] .score,[data-theme="dark"] .kicker{color:#b8d3b5}
[data-theme="dark"] .notice{background:#303326;color:#e1dfc5}
[data-theme="dark"] .answer.selected,[data-theme="dark"] .confidence .btn.active,[data-theme="dark"] .day.on{background:#334b39;border-color:#9fbc9b}
[data-theme="dark"] .answer.correct,[data-theme="dark"] .feedback{background:#27402e;color:#e3efdf;border-color:#739d78}
[data-theme="dark"] .answer.wrong,[data-theme="dark"] .feedback.wrong{background:#4a3029;color:#ffe4dc;border-color:#c38f7b}
[data-theme="dark"] .progress{background:#384b3c}[data-theme="dark"] .warn{color:#e5b98c}
@media(max-width:1100px){header{flex-wrap:wrap}.header-tools{flex-wrap:wrap;justify-content:flex-end}#appearance{font-size:16px;max-width:165px}}
@media(max-width:540px){header .mobile-brand{font-size:23px}.header-tools{width:100%;justify-content:flex-start}.header-tools .avatar{margin-left:auto}#appearance,#language{flex:1;min-width:0;max-width:calc(50% - 26px);font-size:16px}}
.acronym-launch{position:fixed;right:22px;bottom:22px;z-index:45;box-shadow:0 5px 22px #0003;border-radius:30px;padding:12px 20px}#acronyms-dialog{color:var(--ink);background:var(--paper);border:1px solid var(--line);border-radius:14px;width:min(760px,calc(100% - 24px));max-height:85svh;padding:26px;overscroll-behavior:contain}#acronyms-dialog::backdrop{background:#07130dbb;backdrop-filter:blur(3px)}.acronym-heading{display:flex;justify-content:space-between;align-items:center;gap:16px}.acronym-heading h2{margin-top:6px}#acronyms-intro{font-size:13px;color:var(--muted);margin:16px 0 10px}#acronyms-search{width:100%;margin:20px 0 8px;font-size:16px}#acronyms-count{font-size:12px;color:var(--muted);margin-bottom:16px}.acronym-card{padding:22px;background:var(--white);border:1px solid var(--line);border-radius:8px;margin:12px 0}.acronym-card h3{font:26px Georgia}.acronym-topic{font-size:12px;color:var(--muted);margin:4px 0 12px}.acronym-card ul{padding-left:22px;margin:12px 0}.acronym-card li{margin:5px 0}.acronym-card .notice p{margin:8px 0}.acronym-card .es{font-size:14px}footer{padding-bottom:85px}@media(max-width:1100px){.acronym-launch{right:14px;bottom:calc(82px + env(safe-area-inset-bottom));font-size:12px}#acronyms-dialog{padding:18px}.acronym-heading h2{font-size:25px}.acronym-card{padding:18px}}
.help-tabs{margin:18px 0 12px}.math-formula{background:var(--soft);padding:14px;border-radius:6px;margin:16px 0;font-weight:600;white-space:pre-wrap}.acronym-card h4{margin:14px 0 8px}.acronym-card>p{overflow-wrap:anywhere}#help-math-links{margin:12px 0}