/* Shared primitives, with independent LineSpark and Open Exam Prep palettes. */
body[data-ui-site]{--accent:#216c57;--ink:#182940;--muted:#5f6c7b;--tint:#edf5ef;--line:#dce3e5;--bg:#fff;--card:#fff;margin:0;background:#fff;color:var(--ink);font:16px/1.65 system-ui,-apple-system,'Segoe UI',sans-serif}
body[data-ui-site=linespark]{--accent:#b94439;--ink:#202626;--muted:#626b70;--tint:#fbefeb}
[data-ui-site] *{box-sizing:border-box}
[data-ui-site] a{color:var(--accent);text-underline-offset:4px}
[data-ui-site] :focus-visible{outline:3px solid var(--accent);outline-offset:4px}
[data-ui-site] .skip-link{position:fixed;top:-80px;left:20px;z-index:100;background:var(--ink);color:white;padding:12px 18px}
[data-ui-site] .skip-link:focus{top:10px}
[data-ui-site] .site-header{position:static;display:flex;justify-content:space-between;align-items:center;gap:24px;max-width:1280px;margin:auto;padding:25px 30px;background:#fff;border:0}
[data-ui-site] .site-header .brand{font:750 27px/1.2 system-ui;color:var(--ink);letter-spacing:-1px;text-decoration:none}
[data-ui-site=linespark] .site-header .brand{font:700 31px/1.2 Georgia,serif;letter-spacing:-1px}
[data-ui-site] .site-header .brand span{color:var(--accent)}
[data-ui-site] .site-header nav{display:flex;gap:30px;align-items:center}
[data-ui-site] .site-header nav a{font:550 15px/1.5 system-ui;text-decoration:none;color:var(--muted);margin:0;padding:9px 0}
[data-ui-site] .site-header nav a:hover,[data-ui-site] .site-header nav a[aria-current]{color:var(--accent)}
[data-ui-site] main{max-width:1280px;margin:auto;padding:40px 30px 60px}
[data-ui-site] h1{font:700 clamp(36px,4.2vw,60px)/1.1 system-ui;letter-spacing:-2.4px;margin:0 0 22px;color:var(--ink);text-wrap:balance}
[data-ui-site=linespark] h1,[data-ui-site=linespark] h2{font-family:Georgia,'Times New Roman',serif;font-weight:500;letter-spacing:-1.6px}
[data-ui-site] h2{font-size:30px;line-height:1.2;letter-spacing:-.8px;margin:0 0 14px}
[data-ui-site] h3{font-size:19px;line-height:1.4;margin:0 0 6px}
[data-ui-site] p{margin:0 0 16px}
[data-ui-site] p.lead,[data-ui-site] .lead{font-size:19px;line-height:1.65;color:var(--muted);max-width:700px;margin:0 0 28px}
[data-ui-site] .hero{display:grid;grid-template-columns:1.1fr 1fr;gap:70px;align-items:center;padding:16px 0 72px;border:0;background:none;margin:0}
[data-ui-site] .hero h1{max-width:660px}
[data-ui-site=examprep] .hero h1{font-size:52px;letter-spacing:-2px}
[data-ui-site] .hero-actions{display:flex;align-items:center;flex-wrap:wrap;gap:24px;margin-top:28px}
[data-ui-site] .button,[data-ui-site] button{font:600 15px/1.5 system-ui;display:inline-flex;align-items:center;justify-content:center;gap:10px;padding:12px 20px;min-height:48px;border:1px solid var(--line);border-radius:6px;background:#fff;color:var(--ink);cursor:pointer;text-decoration:none;margin:0;white-space:normal;max-width:100%}
[data-ui-site] .button.primary,[data-ui-site] #download,[data-ui-site] fieldset>button{background:var(--accent);border-color:var(--accent);color:#fff}
[data-ui-site] button:hover,[data-ui-site] .button:hover{filter:brightness(.96)}
[data-ui-site] button:disabled{opacity:.65;cursor:default}
[data-ui-site] .text-link{font-weight:600;text-decoration:none;display:inline-flex;align-items:center;gap:10px}
[data-ui-site] .arrow{width:20px;height:20px;flex:0 0 20px;stroke:currentColor;fill:none;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}
[data-ui-site] .situation-panel{padding:32px;background:var(--tint);border:0;border-radius:12px;margin:0}
[data-ui-site] .situation-panel h2{font:600 20px/1.4 system-ui;letter-spacing:-.3px;margin:0 0 12px}
[data-ui-site] .situation-panel a{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:21px 0;color:var(--ink);text-decoration:none;border-top:1px solid color-mix(in srgb,var(--accent) 18%,transparent);font-size:19px}
[data-ui-site] .situation-panel a:last-child{padding-bottom:5px}
[data-ui-site] .situation-panel .arrow{color:var(--accent)}
[data-ui-site] .study-steps{list-style:none;padding:0;margin:24px 0 0;counter-reset:steps;display:grid;gap:26px}
[data-ui-site] .study-steps li{display:flex;align-items:center;gap:18px;font-size:18px;counter-increment:steps}
[data-ui-site=examprep] .situation-panel .study-steps li{font:400 18px/1.65 Arial,Helvetica,sans-serif}
[data-ui-site] .study-steps li:before{content:counter(steps);display:grid;place-items:center;flex:0 0 40px;height:40px;background:#d5ebdf;border-radius:50%;font-weight:700;color:var(--accent)}
[data-ui-site] .section-head{display:flex;align-items:center;justify-content:space-between;gap:20px;margin:0 0 14px}
[data-ui-site] .section-head h2{margin:0}
[data-ui-site] .section-head p{font-size:14px;color:var(--muted);margin:0}
[data-ui-site] .library{border:0;margin:0;padding:0;background:none;scroll-margin-top:20px}
[data-ui-site] .library-intro{color:var(--muted)}
[data-ui-site] .collection-list{display:grid;grid-template-columns:1fr 1fr;column-gap:55px}
[data-ui-site] .collection-link{display:flex;align-items:center;justify-content:space-between;gap:22px;padding:20px 0;border-bottom:1px solid var(--line);text-decoration:none;color:var(--ink)}
[data-ui-site] .collection-link strong{font-weight:600;display:block;font-size:18px}
[data-ui-site] .collection-link small{display:block;color:var(--muted);font-size:14px;line-height:1.5;margin-top:4px}
[data-ui-site] .collection-link:hover strong{color:var(--accent)}
[data-ui-site] .collection-link .arrow{color:var(--accent)}
[data-ui-site] .site-footer{max-width:1220px;margin:0 auto;padding:26px 0;border-top:1px solid var(--line);display:flex;justify-content:space-between;gap:22px;flex-wrap:wrap;font:13px/1.6 system-ui;text-align:left;color:var(--muted)}
[data-ui-site] .site-footer nav{display:flex;flex-wrap:wrap;gap:22px}
[data-ui-site] .site-footer a{color:var(--muted);text-decoration:none}
[data-ui-site] .privacy-settings{max-width:1220px;margin:0 auto 28px;font-size:13px;color:var(--muted)}
[data-ui-site] .privacy-settings summary{cursor:pointer;padding:10px 0}
[data-ui-site] .privacy-settings label{display:flex;align-items:center;gap:10px;margin:10px 0}
[data-ui-site] .privacy-settings input{width:18px;height:18px;accent-color:var(--accent)}
[data-ui-site] .crumbs{font:14px/1.5 system-ui;margin:0 0 26px;display:flex;flex-wrap:wrap;gap:8px;color:var(--muted)}
[data-ui-site] .page-intro{max-width:880px;margin-bottom:36px}
[data-ui-site] .page-intro h1{font-size:48px}
[data-ui-site] .filter-bar{display:flex;align-items:end;gap:20px;flex-wrap:wrap;border:0;border-bottom:1px solid var(--line);border-radius:0;padding:0 0 24px;margin:0 0 30px;background:none}
[data-ui-site] .filter-bar label{font-weight:600;font-size:14px;display:grid;gap:7px;margin:0}
[data-ui-site] .filter-bar input{min-width:300px}
[data-ui-site] .filter-bar .filter-count{font-size:14px;color:var(--muted);margin:0 0 11px auto}
[data-ui-site] input[type=search],[data-ui-site] input[type=text],[data-ui-site] select,[data-ui-site] textarea{font:16px/1.6 system-ui;color:var(--ink);background:white;padding:11px 13px;border:1px solid #aeb9bd;border-radius:6px;min-height:48px;max-width:100%}
[data-ui-site] .task-group{margin:0 0 36px;padding:0;border:0;background:none}
[data-ui-site] .task-group h2{font-size:24px;margin-bottom:4px}
[data-ui-site] .task-list{list-style:none;padding:0;margin:0}
[data-ui-site] .task-list li{border-bottom:1px solid var(--line);margin:0;padding:0;background:none;border-radius:0}
[data-ui-site] .task-list a{display:grid;grid-template-columns:1fr 24px;gap:16px;align-items:center;padding:22px 0;text-decoration:none;color:var(--ink)}
[data-ui-site] .task-list a:hover strong{color:var(--accent)}
[data-ui-site] .task-list strong{font-size:20px;font-weight:600;display:block;margin-bottom:5px}
[data-ui-site] .task-list p{font-size:15px;line-height:1.6;color:var(--muted);margin:0;max-width:900px}
[data-ui-site] .task-list .arrow{color:var(--accent)}
[data-ui-site] [hidden]{display:none!important}
[data-ui-site] .task-page>h1{font-size:46px;margin-bottom:18px}
[data-ui-site] .task-page>p{max-width:900px;color:var(--muted)}
[data-ui-site] .task-page>p:first-of-type{font-size:19px;line-height:1.65;margin-bottom:24px}
[data-ui-site] .draft-workspace{display:grid;grid-template-columns:360px minmax(0,1fr);gap:40px;padding:0;margin:36px 0;border:0;background:none}
[data-ui-site] .draft-workspace.writing-only{display:block;max-width:900px}
[data-ui-site] .starting-points{background:var(--tint);padding:26px;border-radius:10px}
[data-ui-site] .starting-points h2{font-size:25px;margin-bottom:12px}
[data-ui-site] .starting-points p{font-size:14px;color:var(--muted)}
[data-ui-site] #candidates{display:grid;gap:12px}
[data-ui-site] #candidates button{text-align:left;justify-content:flex-start;font-weight:400;line-height:1.6;padding:16px;width:100%;background:#fff;border-color:#d6d9d7}
[data-ui-site] .draft-editor>label{display:block;font-weight:600;margin:0 0 12px;font-size:17px}
[data-ui-site] textarea{display:block;width:100%;min-height:300px;resize:vertical;padding:18px;line-height:1.8}
[data-ui-site] #word-count{font-size:13px;color:var(--muted);margin:10px 0 20px}
[data-ui-site] .draft-actions{display:flex;gap:10px;flex-wrap:wrap;align-items:center}
[data-ui-site] .draft-actions #download{margin-left:auto}
[data-ui-site] #notice{font-size:14px;color:var(--accent);min-height:24px;margin:14px 0 0}
[data-ui-site] .more-tasks{margin-top:44px;padding-top:28px;border-top:1px solid var(--line)}
[data-ui-site] .more-tasks h2{font-size:26px}
[data-ui-site] .more-tasks nav{display:grid;grid-template-columns:1fr 1fr;gap:0 30px}
[data-ui-site] .more-tasks a{padding:12px 0;border-bottom:1px solid var(--line);font-size:15px;text-decoration:none}
[data-ui-site] .more-tasks details{margin-top:20px}
[data-ui-site] .more-tasks summary{cursor:pointer;color:var(--accent);font-size:15px;padding:12px 0}
[data-ui-site] .task-page>section:not(.draft-workspace),[data-ui-site] fieldset{max-width:950px;background:#fff;border:1px solid var(--line);border-radius:10px;padding:28px;margin:24px 0;min-width:0}
[data-ui-site] fieldset legend{font-weight:600;font-size:19px;line-height:1.6;padding:0 8px;max-width:100%}
[data-ui-site] fieldset>p{font-size:14px;color:var(--muted)}
[data-ui-site] fieldset label{display:flex;align-items:flex-start;gap:12px;padding:12px 14px;border:1px solid var(--line);border-radius:6px;margin:10px 0;cursor:pointer}
[data-ui-site] fieldset label:has(input:checked){border-color:var(--accent);background:var(--tint)}
[data-ui-site] input[type=radio],[data-ui-site] input[type=checkbox]{accent-color:var(--accent);flex:0 0 auto;width:18px;height:18px;margin-top:4px}
[data-ui-site] fieldset>button{margin-top:10px}
[data-ui-site] fieldset [role=status]:not(:empty){padding:16px;background:var(--tint);color:var(--ink);margin:16px 0 0;border-radius:6px}
[data-ui-site] .task-page>section>label{display:flex;gap:10px;align-items:flex-start;margin:14px 0}
[data-ui-site] .grid{gap:0 36px;grid-template-columns:repeat(2,minmax(0,1fr));margin:22px 0}
[data-ui-site] .grid>a{border:0;border-radius:0;border-bottom:1px solid var(--line);padding:22px 0;background:white;box-shadow:none}
[data-ui-site] .grid>a:hover{color:var(--accent)}
[data-ui-site] .grid>a .t{font-size:18px}
[data-ui-site] .grid>a .s{font-size:14px}
[data-ui-site] .q{padding:25px;margin:22px 0;border-color:var(--line)}
[data-ui-site] .q .opt{display:block;text-align:left;width:100%;font-weight:400;margin:10px 0}
[data-ui-site] ol.items li{padding:23px 90px 23px 60px;border-color:var(--line);font-size:18px}
[data-ui-site] ol.items li button.copy{min-height:40px;top:16px;right:14px;font-size:13px;padding:8px 12px}
[data-ui-site] .task-privacy{font-size:13px;margin-top:30px!important}
@media(max-width:900px){[data-ui-site] .hero{gap:30px}[data-ui-site] .hero h1{font-size:48px}[data-ui-site] .draft-workspace{grid-template-columns:300px minmax(0,1fr);gap:24px}[data-ui-site] .site-footer,[data-ui-site] .privacy-settings{margin-left:30px;margin-right:30px}}
@media(max-width:680px){[data-ui-site] .site-header{padding:19px 20px;gap:16px;flex-wrap:wrap}[data-ui-site] .site-header .brand{font-size:23px}[data-ui-site=linespark] .site-header .brand{font-size:27px}[data-ui-site] .site-header nav{gap:18px}[data-ui-site] .site-header nav a{font-size:13px}[data-ui-site] main{padding:28px 20px 40px}[data-ui-site] .hero{display:block;padding:6px 0 46px}[data-ui-site] .hero h1{font-size:43px;letter-spacing:-1.7px}[data-ui-site] .hero .lead{font-size:17px}[data-ui-site] .hero-actions{gap:17px;margin:24px 0 32px}[data-ui-site] .situation-panel{padding:24px}[data-ui-site] .situation-panel a{font-size:17px;padding:17px 0}[data-ui-site] h2{font-size:29px}[data-ui-site] .section-head{align-items:flex-start}[data-ui-site] .section-head p{white-space:nowrap;font-size:12px;padding-top:7px}[data-ui-site] .collection-list,[data-ui-site] .grid{grid-template-columns:1fr}[data-ui-site] .collection-link{padding:18px 0}[data-ui-site] .collection-link strong{font-size:17px}[data-ui-site] .site-footer,[data-ui-site] .privacy-settings{margin-left:20px;margin-right:20px}[data-ui-site] .page-intro h1,[data-ui-site] .task-page>h1{font-size:35px;letter-spacing:-1.2px}[data-ui-site] .lead,[data-ui-site] .task-page>p:first-of-type{font-size:17px}[data-ui-site] .filter-bar{display:grid;grid-template-columns:1fr;gap:16px}[data-ui-site] .filter-bar input{min-width:0;width:100%}[data-ui-site] .filter-bar select{width:100%}[data-ui-site] .filter-bar .filter-count{margin:0}[data-ui-site] .task-list strong{font-size:18px}[data-ui-site] .draft-workspace{display:block;margin:28px 0}[data-ui-site] .starting-points{padding:22px;margin-bottom:28px}[data-ui-site] textarea{min-height:280px}[data-ui-site] .draft-actions{display:grid;grid-template-columns:1fr 1fr}[data-ui-site] .draft-actions #download{grid-column:1/-1;width:100%;margin:0}[data-ui-site] .more-tasks nav{grid-template-columns:1fr}[data-ui-site] .task-page>section:not(.draft-workspace),[data-ui-site] fieldset{padding:20px 16px}[data-ui-site] fieldset legend{font-size:17px}[data-ui-site] fieldset label{padding:12px 10px}[data-ui-site] .q{padding:18px 14px}[data-ui-site] ol.items li{padding:22px 18px 72px 52px}[data-ui-site] ol.items li button.copy{top:auto;bottom:14px}}
@media(prefers-reduced-motion:reduce){[data-ui-site] *{scroll-behavior:auto!important;transition:none!important}}
@media print{[data-ui-site] .site-header nav,[data-ui-site] .site-footer,[data-ui-site] .privacy-settings,[data-ui-site] .draft-actions,[data-ui-site] .starting-points{display:none}[data-ui-site] main{padding:0;max-width:none}}