@import url("../../../../assets/vervenveda-parchment.css");
@import url("./responsive-layout-v1.css");

@import url("../../../../assets/math-course-visual-unifier.css?v=20261014-v2");
:root{--page:#ece9e2;--page2:#f7f4ed;--paper:#fffefa;--paper2:#f5f1e8;--ink:#101315;--muted:#50575b;--navy:#17344a;--blue:#426f91;--green:#4f7657;--gold:#a67b35;--rose:#8b4f5b;--line:#c9c4b9;--line2:#aeb8bc;--shadow:0 16px 38px rgba(22,42,54,.10);--soft:0 8px 20px rgba(22,42,54,.07);--r:7px;--r2:11px;--max:1380px;--math:"Cambria Math","STIX Two Math",Cambria,Georgia,"Times New Roman",serif;--sans:"Avenir Next","Segoe UI",Arial,sans-serif}
html[data-theme=dark]{--page:#09121d;--page2:#101c2b;--paper:#122033;--paper2:#18283d;--ink:#f7f4eb;--muted:#bac5cf;--navy:#9cc8ee;--blue:#7eb8ff;--green:#8de4b0;--gold:#e0bf6d;--rose:#ffb0bd;--line:rgba(255,255,255,.16);--line2:rgba(255,255,255,.28);--shadow:0 18px 48px rgba(0,0,0,.35);--soft:0 10px 24px rgba(0,0,0,.24)}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:120px}body{margin:0;min-width:300px;overflow-x:hidden;color:var(--ink);background:radial-gradient(circle at 12% 0,rgba(66,111,145,.10),transparent 28rem),radial-gradient(circle at 88% 0,rgba(166,123,53,.08),transparent 28rem),var(--page);font:400 17px/1.68 var(--sans);-webkit-font-smoothing:antialiased}a{color:var(--navy)}button,input,select,textarea{font:inherit}button{cursor:pointer}[hidden]{display:none!important}:focus-visible{outline:3px solid var(--gold);outline-offset:3px}.wrap{width:min(calc(100% - 34px),var(--max));margin-inline:auto}.skip{position:fixed;left:12px;top:-80px;z-index:5000;padding:10px 14px;border-radius:var(--r);color:#fff;background:#111}.skip:focus{top:12px}
.site-header{position:sticky;top:0;z-index:1200;border-top:4px solid var(--gold);border-bottom:1px solid var(--line);background:color-mix(in srgb,var(--paper) 94%,transparent);backdrop-filter:blur(14px)}.header-inner{min-height:78px;display:grid;grid-template-columns:minmax(270px,1fr) auto auto;align-items:center;gap:14px;padding-block:9px}.brand{min-width:0;display:flex;align-items:center;gap:12px;color:var(--ink);text-decoration:none}.brand-mark{width:46px;height:46px;flex:0 0 46px;display:grid;place-items:center;border:1px solid var(--ink);border-radius:var(--r);color:#fff;background:var(--ink);font:400 18px/1 var(--math)}.brand-copy{min-width:0;display:grid;line-height:1.15}.brand-copy strong{font:400 14px/1.2 var(--math);letter-spacing:.08em}.brand-copy small{margin-top:4px;color:var(--muted);font-size:10px}.header-nav{display:flex;flex-wrap:wrap;justify-content:center;gap:4px}.header-nav a{min-height:38px;display:flex;align-items:center;padding:7px 9px;border-radius:var(--r);text-decoration:none;font-size:11px}.header-nav a:hover{background:var(--paper2)}
.icon-btn,.btn{min-height:42px;display:inline-flex;align-items:center;justify-content:center;gap:7px;padding:9px 13px;border:1px solid var(--line2);border-radius:var(--r);color:var(--ink);background:var(--paper);text-decoration:none;font-weight:600;line-height:1.25}.icon-btn{width:42px;padding:0}.btn:hover,.icon-btn:hover{border-color:var(--navy);transform:translateY(-1px)}.btn.primary{color:#fff;border-color:#111;background:#111}.btn.gold{color:#16120a;border-color:var(--gold);background:var(--gold)}.btn.danger{color:#fff;border-color:#7c3131;background:#7c3131}.disabled,.btn[disabled]{opacity:.55;cursor:not-allowed;transform:none}
.breadcrumb{border-bottom:1px solid var(--line);background:color-mix(in srgb,var(--paper2) 94%,transparent)}.breadcrumb .wrap{min-height:45px;display:flex;justify-content:center;align-items:center;flex-wrap:wrap;gap:7px;padding-block:7px;color:var(--muted);font-size:11px;text-transform:uppercase;letter-spacing:.04em}.breadcrumb a{text-decoration:none}.hero{padding:clamp(70px,9vw,116px) 0 68px;text-align:center;border-bottom:1px solid var(--line);background:linear-gradient(color-mix(in srgb,var(--paper) 92%,transparent),color-mix(in srgb,var(--page2) 94%,transparent)),repeating-linear-gradient(0deg,transparent 0 39px,color-mix(in srgb,var(--ink) 4%,transparent) 40px)}.eyebrow{margin:0 0 15px;color:var(--gold);font-size:11px;font-weight:700;letter-spacing:.18em;text-transform:uppercase}h1,h2,h3,h4{margin-top:0;color:var(--ink);font-family:var(--math);font-weight:400;text-wrap:balance}h1{max-width:1120px;margin:0 auto 21px;font-size:clamp(46px,7vw,84px);line-height:.96;letter-spacing:-.035em}.lead{max-width:930px;margin:0 auto;color:var(--muted);font-size:clamp(17px,2vw,21px);line-height:1.72}.actions{display:flex;flex-wrap:wrap;justify-content:center;gap:8px;margin-top:22px}.snapshot{max-width:1060px;display:grid;grid-template-columns:repeat(6,1fr);gap:10px;margin:32px auto 0}.metric{min-height:102px;display:flex;flex-direction:column;justify-content:center;padding:14px;border:1px solid var(--line);border-radius:var(--r2);background:var(--paper);box-shadow:var(--soft)}.metric strong{color:var(--navy);font:400 28px/1 var(--math)}.metric span{margin-top:7px;color:var(--muted);font-size:9px;letter-spacing:.08em;text-transform:uppercase}
.quick-nav{position:sticky;top:82px;z-index:900;border-bottom:1px solid var(--line);background:color-mix(in srgb,var(--page2) 95%,transparent);backdrop-filter:blur(10px)}.quick-nav-inner{min-height:48px;display:flex;align-items:center;justify-content:center;gap:5px;overflow:auto;padding-block:7px}.quick-nav button,.quick-nav a{flex:0 0 auto;min-height:34px;padding:6px 10px;border:1px solid transparent;border-radius:var(--r);color:var(--navy);background:transparent;text-decoration:none;font-size:11px}.quick-nav button:hover,.quick-nav button.active,.quick-nav a:hover{border-color:var(--line2);background:var(--paper)}
main{padding:54px 0 84px}.view{display:none}.view.active{display:block}.block{padding:64px 0}.section-head{max-width:900px;margin:0 auto 34px;text-align:center}.section-head h2{margin-bottom:12px;font-size:clamp(38px,5vw,62px);line-height:1.04}.section-head p{margin:0;color:var(--muted)}.grid{display:grid;grid-template-columns:repeat(12,minmax(0,1fr));gap:14px}.card{min-width:0;padding:21px;border:1px solid var(--line);border-radius:var(--r2);background:var(--paper);box-shadow:var(--soft)}.card h3{margin-bottom:10px;font-size:25px}.card h4{margin-bottom:8px;font-size:20px}.card p,.card li{color:var(--muted)}.col3{grid-column:span 3}.col4{grid-column:span 4}.col5{grid-column:span 5}.col6{grid-column:span 6}.col7{grid-column:span 7}.col8{grid-column:span 8}.col9{grid-column:span 9}.col12{grid-column:span 12}.notice{padding:14px 16px;border-left:4px solid var(--gold);border-radius:var(--r);color:var(--muted);background:var(--paper2)}.pill{display:inline-flex;align-items:center;gap:5px;margin:2px;padding:5px 8px;border:1px solid var(--line);border-radius:999px;color:var(--muted);background:var(--paper2);font-size:10px}.pill.good{color:var(--green)}.progress{height:12px;overflow:hidden;border:1px solid var(--line);border-radius:999px;background:var(--paper2)}.progress span{display:block;height:100%;width:0;background:linear-gradient(90deg,var(--gold),var(--green))}
.form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:11px}.field{display:grid;gap:6px}.field label{color:var(--muted);font-size:10px;font-weight:700;letter-spacing:.07em;text-transform:uppercase}input,select,textarea{width:100%;min-height:44px;padding:9px 11px;border:1px solid var(--line2);border-radius:var(--r);color:var(--ink);background:var(--paper)}textarea{min-height:106px;resize:vertical}
.week-picker{display:grid;grid-template-columns:repeat(6,1fr);gap:7px}.week-chip{min-height:58px;padding:7px;border:1px solid var(--line);border-radius:var(--r);color:var(--ink);background:var(--paper2);font-size:10px}.week-chip strong{display:block;font:400 18px/1 var(--math)}.week-chip.active{border-color:var(--gold);box-shadow:inset 0 0 0 1px var(--gold)}.week-chip.done{background:color-mix(in srgb,var(--green) 12%,var(--paper))}.daily-grid{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:10px;margin-top:14px}.day-card{min-height:315px;display:flex;flex-direction:column;padding:16px;border:1px solid var(--line);border-radius:var(--r2);background:var(--paper)}.day-card .day{color:var(--gold);font-size:9px;font-weight:700;letter-spacing:.12em;text-transform:uppercase}.day-card h4{margin:9px 0;font-size:20px}.day-card p,.day-card li{font-size:13px}.checkline{margin-top:auto;padding-top:12px;border-top:1px solid var(--line)}.checkline label{display:flex;align-items:center;gap:8px;color:var(--green);font-weight:700}.checkline input{width:auto;min-height:0}
.unit-grid,.lesson-grid,.concept-grid,.example-grid,.resource-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}.unit-card,.lesson-card{min-height:285px;display:flex;flex-direction:column}.unit-card{border-top:5px solid var(--accent,var(--navy))}.unit-card .actions,.lesson-card .actions{margin-top:auto}.practice-layout{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:14px;align-items:start}.practice-side{position:sticky;top:145px}.question{margin:10px 0;padding:15px;border:1px solid var(--line);border-radius:var(--r);background:var(--paper2)}.question fieldset{border:0;padding:0;margin:0}.question legend{color:var(--ink);font-weight:600}.options{display:grid;gap:7px;margin-top:10px}.option{display:flex;align-items:flex-start;gap:8px;padding:9px;border:1px solid var(--line);border-radius:var(--r);background:var(--paper)}.option input{width:auto;min-height:0;margin-top:4px}.feedback{margin-top:8px;padding:8px 10px;border-left:4px solid var(--blue);border-radius:var(--r);background:color-mix(in srgb,var(--blue) 8%,var(--paper));font-size:13px}.feedback.good{border-color:var(--green)}.feedback.bad{border-color:var(--rose)}.score{color:var(--gold);font:400 35px/1 var(--math)}.example .answer{color:var(--green);font-weight:700}
table{width:100%;border-collapse:collapse}th,td{padding:10px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}th{color:var(--gold);font-size:10px;letter-spacing:.05em;text-transform:uppercase}td{color:var(--muted)}.table-wrap{overflow:auto}.future-tool{border-style:dashed}.audit-log{max-height:250px;overflow:auto;padding:12px;border-radius:var(--r);background:#111;color:#dce7ef;font:12px/1.55 ui-monospace,monospace;white-space:pre-wrap}.footer{padding:30px 0;border-top:1px solid var(--line);color:var(--muted);background:var(--paper2)}.footer-inner{display:flex;justify-content:space-between;gap:18px;font-size:11px}
@media(max-width:1160px){.snapshot{grid-template-columns:repeat(3,1fr)}.daily-grid{grid-template-columns:repeat(2,1fr)}.unit-grid,.lesson-grid{grid-template-columns:repeat(2,1fr)}}@media(max-width:900px){.header-inner{grid-template-columns:1fr auto}.header-nav{display:none}.grid>[class^=col]{grid-column:span 12}.practice-layout{grid-template-columns:1fr}.practice-side{position:static}.week-picker{grid-template-columns:repeat(4,1fr)}.concept-grid,.example-grid,.resource-grid{grid-template-columns:1fr 1fr}}@media(max-width:680px){body{font-size:16px}.wrap{width:min(calc(100% - 22px),var(--max))}.snapshot,.form-grid,.unit-grid,.lesson-grid,.concept-grid,.example-grid,.resource-grid,.daily-grid{grid-template-columns:1fr}.week-picker{grid-template-columns:repeat(3,1fr)}.footer-inner{flex-direction:column;text-align:center}.actions .btn{width:100%}}@media print{@page{size:letter portrait;margin:.45in}.site-header,.breadcrumb,.quick-nav,.hero,.footer,.no-print{display:none!important}body{background:#fff;color:#000;font-size:11pt}.wrap{width:100%;max-width:none}.card,.day-card,.question{box-shadow:none;background:#fff;color:#000;break-inside:avoid}.daily-grid{grid-template-columns:1fr 1fr}.card p,.card li,td{color:#111}}


/* 2026-10-14: readable parchment unit landing pages; no course logic changes. */
html:root:root body .hero{padding:clamp(42px,6vw,76px) 0 clamp(32px,5vw,56px)}
html:root:root body .hero .eyebrow{font-size:clamp(25px,3.7vw,44px)!important;line-height:1.2!important;letter-spacing:.015em!important;text-transform:none!important;max-width:960px;margin:0 auto 16px}
html:root:root body .hero h1{font-size:clamp(27px,3.4vw,36px)!important;line-height:1.27!important;letter-spacing:0!important;max-width:960px;margin:0 auto 16px}
html:root:root body .hero .lead{font-size:clamp(18px,2vw,24px)!important;line-height:1.53!important;max-width:850px}
html:root:root body main{padding-top:clamp(22px,3vw,42px)}
html:root:root body .block{padding-block:clamp(28px,4vw,52px)}
html:root:root body .card{border-radius:7px}
html:root:root body .card p,html:root:root body .notice{font-size:clamp(16px,1.3vw,18px);line-height:1.7}
html:root:root body .card .eyebrow{font-size:13px!important;line-height:1.5!important;letter-spacing:.07em!important}
@media(max-width:700px){html:root:root body .hero{padding:38px 0}html:root:root body .hero .eyebrow{font-size:clamp(26px,7vw,36px)!important}html:root:root body .hero .lead{font-size:18px!important}}
@media print{html:root:root body .hero{padding:16px 0!important}html:root:root body .block{padding:14px 0!important}}


/* Print assessment and instructional content, not site navigation. */
@media print{
 @page{size:letter portrait;margin:.6in}
 html:root:root body{background:#fff!important;color:#111!important;font-size:11pt!important;line-height:1.45!important;print-color-adjust:economy}
 html:root:root body .hero{display:block!important;background:#fff!important;border-bottom:1px solid #888!important;padding:0 0 14pt!important;margin-bottom:12pt!important}
 html:root:root body .hero .eyebrow{font-size:12pt!important;color:#333!important}
 html:root:root body .hero h1{font-size:22pt!important;color:#111!important;line-height:1.2!important}
 html:root:root body .hero .lead{font-size:11pt!important;color:#222!important;line-height:1.45!important}
 html:root:root body .hero .actions,.site-header,.breadcrumb,.quick-nav,.footer,.no-print{display:none!important}
 html:root:root body main,html:root:root body .block{padding:0!important;margin:0 0 12pt!important}
 html:root:root body .wrap{width:100%!important;max-width:none!important}
 html:root:root body .question{break-inside:avoid;page-break-inside:avoid;border:1px solid #999!important;background:#fff!important;margin:0 0 12pt!important}
 html:root:root body .question legend,html:root:root body .question label,html:root:root body .option{color:#111!important}
 html:root:root body .question .feedback,html:root:root body #scoreMsg,html:root:root body #result{display:none!important}
 html:root:root body button,html:root:root body .btn{display:none!important}
 html:root:root body .card{background:#fff!important;color:#111!important;box-shadow:none!important}
 html:root:root body .card p,html:root:root body .card li{color:#111!important}
 html:root:root body textarea{background:#fff!important;color:#111!important;border:1px solid #888!important}
 html:root:root body input[type=radio],html:root:root body input[type=checkbox]{appearance:auto!important}
 html:root:root body .options{display:block!important}
 html:root:root body .option{display:block!important;padding:4pt 0!important}
}


/* Paper workspace: students can show calculations without the web application. */
@media print{
 html:root:root body .question::after{
  content:"Work / reasoning:  ____________________________________________________________";
  display:block!important;white-space:normal!important;
  min-height:46pt;margin-top:10pt;padding-top:8pt;
  border-top:1px dotted #777!important;
  font-size:9pt!important;line-height:1.6!important;color:#333!important;
 }
 html:root:root body .question{break-inside:avoid;page-break-inside:avoid}
 html:root:root body .question .feedback{display:none!important}
 html:root:root body .question input[type=radio]{appearance:auto!important}
}


/* Always print a blank answer marker, even when on-screen radios were selected. */
@media print{
 html:root:root body .question input[type="radio"],html:root:root body .question input[type="radio"]:checked{
  -webkit-appearance:none!important;appearance:none!important;
  display:inline-block!important;width:11pt!important;height:11pt!important;
  border:1pt solid #444!important;border-radius:50%!important;
  background:#fff!important;background-image:none!important;
  box-shadow:none!important;accent-color:transparent!important;
  vertical-align:middle!important;margin:0 5pt 0 0!important;
 }
}