/* ============================================================================
   PrepLiberty UPSC LMS — Companion+ design language (v3).
   Source of truth: docs/design/design-system/ (tokens.css + README + library).
   Mobile-first: base styles are the 390px design; desktop layers on at 1024px.
   Everything is scoped under .lms-body so the public static site is untouched.
   ============================================================================ */
@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@400;500;600;700;800&display=swap');

/* ---- Tokens (Companion+) ------------------------------------------------ */
.lms-body {
  /* color: core */
  --accent:       #0e5e56;   /* teal, primary actions and brand */
  --accent-deep:  #0a4a44;
  --ink:          #14342f;   /* headings, dark surfaces */
  --coral:        #ef6f4e;
  --gold:         #c9a35c;
  /* tints and surfaces */
  --accent-tint:  #e2ede8;
  --coral-tint:   #fdeae4;
  --gold-tint:    #f5edda;
  --surface:      #f4f7f5;   /* page background, inset rows */
  --card:         #ffffff;
  /* text */
  --body:         #4c6660;
  --muted:        #7d918b;
  --read:         #3c534d;   /* long-form article text */
  --gold-text:    #a3823c;
  --on-dark:      #bcd8d0;
  --on-dark-2:    #8fb8ae;
  /* status */
  --ok: #1f9d57;  --ok-bg: #e7f6ee;
  --danger: #c2412b;  --danger-bg: #faeae6;
  /* radii */
  --r-pill: 999px; --r-sm: 12px; --r-md: 14px; --r-lg: 16px; --r-xl: 20px; --r-2xl: 24px;
  /* shadows */
  --sh-card: 0 2px 12px rgba(20,52,47,.07);
  --sh-float: 0 12px 40px rgba(20,52,47,.10);
  --sh-cta: 0 8px 20px rgba(14,94,86,.25);
  /* borders */
  --line: rgba(20,52,47,.08);
  --line-2: rgba(20,52,47,.12);
  --focus-ring: 0 0 0 3px rgba(14,94,86,.12);
  /* type */
  --sans: 'Plus Jakarta Sans', system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;

  /* Marginalia Bold shell tokens (design-system/marginalia-bold.md). The shell
     chrome + migrated screens use these; Companion+ vars above remain for the
     not-yet-migrated content screens. */
  --m-paper: #f9f6ee; --m-paper-deep: #f0eadb;
  --m-ink: #191f33; --m-ink-soft: #4d5670;
  --m-hl: #ffd435; --m-hl-soft: #ffe89a; --m-hl-wash: #fff7dd;
  --m-red: #d64533; --m-line: rgba(25,31,51,.1);
  --m-font: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;

  margin: 0;
  background: var(--m-paper);
  color: var(--ink);
  font-family: var(--sans);
  -webkit-font-smoothing: antialiased;
}
.lms-body *, .lms-body *::before, .lms-body *::after { box-sizing: border-box; }
.lms-body h1, .lms-body h2, .lms-body h3 { text-wrap: balance; }
.lms-body p { text-wrap: pretty; }

/* ============================================================================
   App shell — mobile-first: top header + bottom tab bar; sidebar at >=1024px
   ============================================================================ */
.lms-app { display: flex; min-height: 100vh; width: 100%; }

/* ---- Sidebar (hidden on mobile) ---- */
.lms-sidebar { display: none; }

.lms-brand { display: inline-flex; align-items: center; gap: 9px; text-decoration: none; font-family: var(--m-font); }
.lms-logo { width: 30px; height: 30px; flex-shrink: 0; }
.lms-logo svg { width: 100%; height: 100%; display: block; }
.lms-brand-wm { font-weight: 800; font-size: 16.5px; letter-spacing: -.01em; color: var(--m-paper); }

/* ---- Workspace ---- */
.lms-workspace { flex: 1; min-width: 0; display: flex; flex-direction: column; }
.lms-wstop {
  position: sticky; top: 0; z-index: 40;
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
  padding: 10px 20px;
  background: var(--m-ink); color: var(--m-paper);
  font-family: var(--m-font);
}
.lms-wstop-right { display: flex; align-items: center; gap: 14px; margin-left: auto; }
.lms-public-link { color: rgba(249,246,238,.72); text-decoration: none; font-size: 12.5px; font-weight: 700; }
.lms-public-link:hover { color: var(--m-hl); }

.lms-main { flex: 1; padding: 20px 20px 96px; width: 100%; }

/* ---- Bottom tab bar (mobile) ---- */
.lms-tabbar {
  position: fixed; left: 0; right: 0; bottom: 0; z-index: 50;
  display: flex; align-items: stretch;
  background: var(--m-ink); font-family: var(--m-font);
  padding: 6px 4px calc(6px + env(safe-area-inset-bottom));
}
.lms-tab {
  flex: 1; min-width: 0; display: flex; flex-direction: column; align-items: center; gap: 3px;
  padding: 5px 2px; text-decoration: none; color: rgba(249,246,238,.58);
  font-size: 10.5px; font-weight: 700; border-radius: var(--r-sm);
}
.lms-tab svg { width: 21px; height: 21px; }
.lms-tab.active { color: var(--m-hl); }
.lms-tab span { white-space: nowrap; overflow: hidden; text-overflow: ellipsis; max-width: 100%; }

/* ============================================================================
   Buttons / chips / headings
   ============================================================================ */
.lms-btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  min-height: 44px; padding: 12px 20px; border-radius: var(--r-lg);
  border: 1.5px solid var(--line-2); background: var(--card); color: var(--ink);
  font: 700 14px/1 var(--sans); cursor: pointer; text-decoration: none;
  transition: background .18s, border-color .18s, opacity .18s;
}
.lms-btn:hover { opacity: .88; }
.lms-btn-primary, .lms-btn-purple {  /* -purple kept as a legacy alias */
  background: var(--accent); color: #fff; border-color: var(--accent); box-shadow: var(--sh-cta);
}
.lms-btn-primary:hover, .lms-btn-purple:hover { background: var(--accent-deep); border-color: var(--accent-deep); opacity: 1; }
.lms-btn-ghost { background: transparent; border-color: transparent; color: var(--body); }
.lms-btn-ghost:hover { background: var(--accent-tint); opacity: 1; }

.lms-chip {
  font-size: 11px; font-weight: 700; letter-spacing: .02em;
  background: var(--accent-tint); color: var(--accent); padding: 4px 10px; border-radius: var(--r-pill);
}
.lms-eyebrow { font-size: 11px; font-weight: 800; letter-spacing: .07em; text-transform: uppercase; color: var(--accent); }
.lms-link { color: var(--accent); font-weight: 700; text-decoration: none; font-size: 13px; }
.lms-link:hover { text-decoration: underline; }

.lms-h1 { margin: 0; font-size: 28px; font-weight: 800; letter-spacing: -.02em; line-height: 1.12; color: var(--ink); }
.lms-h1-sub { margin: 6px 0 0; font-size: 14px; font-weight: 500; color: var(--muted); }
.lms-h2 { margin: 0; font-size: 21px; font-weight: 800; letter-spacing: -.015em; color: var(--ink); }

/* ============================================================================
   Course (Study) — Marginalia Bold "the brief": day-first, content before nav.
   The date tree lives in a collapsed <details> drawer (.bf-arch).
   ============================================================================ */
.lms-course { max-width: 720px; margin: 0 auto; font-family: var(--m-font); color: var(--m-ink); }
.lms-pane { min-width: 0; scroll-margin-top: 72px; }
.lms-course .lms-pane { display: flex; flex-direction: column; gap: 22px; padding-top: 6px; }
.lms-course a:focus-visible { outline: 3px solid var(--m-red); outline-offset: 2px; }

/* legacy pane heading + lesson list (still used by Bookmarks + Quizzes, Companion+) */
.lms-pane-head { margin-bottom: 16px; }
.lms-pane-title { margin: 0; font-size: 24px; font-weight: 800; letter-spacing: -.02em; line-height: 1.15; color: var(--ink); }
.lms-pane-sub, .lms-pane-meta { color: var(--muted); font-size: 13.5px; font-weight: 500; }
.lms-pane-meta { margin: 5px 0 0; }
.lms-lesson-list { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 10px; }
.lms-lesson-row {
  display: flex; align-items: center; gap: 12px; min-height: 60px; padding: 14px 16px;
  background: var(--card); border-radius: var(--r-md); box-shadow: var(--sh-card);
}
.lms-lesson-row a { color: var(--ink); text-decoration: none; font-weight: 700; font-size: 14px; line-height: 1.4; flex: 1; }
.lms-lesson-row.is-read a { color: var(--muted); font-weight: 600; }
.lms-lesson-date { color: var(--muted); font-size: 12px; font-weight: 600; white-space: nowrap; }
.lms-flag { color: var(--gold); }
.lms-empty, .lms-hint { color: var(--muted); font-size: 14px; margin-top: 16px; font-weight: 500; }

/* ---- day head ---- */
.bf-head { display: flex; flex-direction: column; gap: 12px; }
.bf-dayrow { display: flex; align-items: center; gap: 14px; }
.bf-arrow {
  width: 44px; height: 44px; flex-shrink: 0; display: grid; place-items: center;
  border: 2px solid var(--m-ink); border-radius: 10px; background: #fff; color: var(--m-ink);
  text-decoration: none;
}
.bf-arrow.is-off { visibility: hidden; }
@media (hover: hover) {
  .bf-arrow { transition: transform .12s ease, box-shadow .12s ease; }
  .bf-arrow:hover { transform: translate(-1px, -1px); box-shadow: 3px 3px 0 var(--m-hl); }
}
.bf-date {
  display: inline-block; background: var(--m-hl); border: 2px solid var(--m-ink);
  padding: 6px 12px; font-size: 12px; font-weight: 800; letter-spacing: .08em;
  text-transform: uppercase; white-space: nowrap;
  transform: rotate(-1.5deg); box-shadow: 3px 3px 0 var(--m-ink);
}
.bf-over { font-size: 11.5px; font-weight: 800; letter-spacing: .09em; text-transform: uppercase; color: var(--m-red); }
.bf-h1 { margin: 0; font-size: clamp(28px, 7.5vw, 40px); font-weight: 800; letter-spacing: -.02em; line-height: 1.1; }
.bf-meta { margin: 0; font-size: 13.5px; font-weight: 600; color: var(--m-ink-soft); }
.bf-progress { display: flex; align-items: center; gap: 12px; }
.bf-progress-txt { font-size: 13px; font-weight: 600; color: var(--m-ink-soft); white-space: nowrap; }
.bf-progress-txt strong { color: var(--m-ink); font-weight: 800; }
.bf-bar { flex: 1; max-width: 300px; height: 10px; background: #fff; border: 1.5px solid var(--m-ink); overflow: hidden; }
.bf-bar-fill { display: block; height: 100%; background: var(--m-hl); }

/* ---- subject chips: one scrollable row ---- */
.bf-chips {
  display: flex; gap: 8px; overflow-x: auto; -webkit-overflow-scrolling: touch;
  margin: 0 -20px; padding: 2px 20px 6px; scrollbar-width: none;
}
.bf-chips::-webkit-scrollbar { display: none; }
.bf-chip {
  flex-shrink: 0; display: inline-flex; align-items: center; min-height: 36px;
  padding: 7px 13px; font-size: 12px; font-weight: 800; letter-spacing: .04em;
  text-transform: uppercase; text-decoration: none; white-space: nowrap;
  color: var(--m-ink-soft); background: #fff; border: 1.5px solid rgba(25,31,51,.25); border-radius: 3px;
}
.bf-chip.active { background: var(--m-ink); border-color: var(--m-ink); color: var(--m-paper); }
@media (hover: hover) { .bf-chip:not(.active):hover { border-color: var(--m-ink); color: var(--m-ink); } }

/* ---- story rows ---- */
.bf-list { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 12px; }
.bf-story {
  position: relative; display: grid; grid-template-columns: 26px 1fr auto; align-items: baseline; gap: 10px;
  background: #fff; border: 2px solid var(--m-ink); box-shadow: 4px 4px 0 var(--m-paper-deep);
  padding: 14px 14px 15px; text-decoration: none;
}
.bf-story-n { color: var(--m-red); font-size: 15px; font-weight: 800; }
.bf-story-t { color: var(--m-ink); font-size: 15px; font-weight: 700; line-height: 1.45; }
.bf-story-meta { font-size: 12px; font-weight: 600; color: var(--m-ink-soft); white-space: nowrap; align-self: center; }
.bf-story.is-read { border-color: rgba(25,31,51,.25); box-shadow: none; }
.bf-story.is-read .bf-story-t { color: var(--m-ink-soft); font-weight: 500; }
.bf-story.is-read .bf-story-n { color: rgba(214,69,51,.45); }
.bf-check {
  width: 20px; height: 20px; align-self: center; flex-shrink: 0;
  background: var(--m-hl); border: 1.5px solid var(--m-ink);
  display: grid; place-items: center; color: var(--m-ink); transform: rotate(-3deg);
}
.bf-story .bf-story-meta + .bf-check { margin-left: 4px; }
@media (hover: hover) {
  .bf-story { transition: transform .12s ease, box-shadow .12s ease; }
  .bf-story:hover { transform: translate(-2px, -2px); box-shadow: 5px 5px 0 var(--m-hl); }
}

/* results view rows have no numeral: title spans the first column */
.bf-story > .bf-story-t:first-child { grid-column: 1 / 3; }

/* ---- closure + notes ---- */
.bf-done {
  position: relative; display: block; text-decoration: none;
  background: var(--m-hl-wash); border: 1.5px solid rgba(25,31,51,.2);
  border-left: 4px solid var(--m-red); padding: 13px 44px 14px 15px;
}
.bf-done-lbl {
  display: flex; align-items: center; gap: 6px; color: var(--m-red);
  font-size: 11.5px; font-weight: 800; letter-spacing: .08em; text-transform: uppercase; margin-bottom: 3px;
}
.bf-done-t { color: var(--m-ink); font-size: 15.5px; font-weight: 800; }
.bf-done-arr { position: absolute; right: 13px; top: 50%; transform: translateY(-50%); color: var(--m-ink); }
.bf-left { margin: 0; font-size: 13.5px; font-weight: 600; color: var(--m-ink-soft); }
.bf-pen-note { margin: 0; font-size: 14.5px; font-weight: 700; color: var(--m-red); line-height: 1.6; }
.bf-pen-note a { color: var(--m-ink); font-weight: 800; text-decoration: none; border-bottom: 3px solid var(--m-hl); }

/* ---- day pager ---- */
.bf-pager { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-top: 6px; }
.bf-page {
  display: flex; flex-direction: column; gap: 4px; text-decoration: none;
  background: #fff; border: 2px solid var(--m-ink); box-shadow: 4px 4px 0 var(--m-paper-deep);
  padding: 13px 15px;
}
.bf-page-next { text-align: right; }
.bf-page-dir { font-size: 11px; font-weight: 800; letter-spacing: .07em; text-transform: uppercase; color: var(--m-red); }
.bf-page-t { font-size: 13.5px; font-weight: 700; color: var(--m-ink); }
@media (hover: hover) {
  .bf-page { transition: transform .12s ease, box-shadow .12s ease; }
  .bf-page:hover { transform: translate(-2px, -2px); box-shadow: 5px 5px 0 var(--m-hl); }
}

/* ---- archive drawer ---- */
.bf-arch { border: 1.5px solid rgba(25,31,51,.25); background: var(--m-paper-deep); }
.bf-arch summary {
  display: flex; align-items: center; gap: 9px; min-height: 48px; padding: 12px 14px;
  font-size: 13.5px; font-weight: 800; color: var(--m-ink); cursor: pointer; list-style: none;
}
.bf-arch summary::-webkit-details-marker { display: none; }
.bf-arch-caret { margin-left: auto; display: grid; place-items: center; transition: transform .15s; }
.bf-arch[open] .bf-arch-caret { transform: rotate(180deg); }
.bf-arch .lms-tree-root { padding: 4px 14px 14px; }

/* ---- date tree (inside the drawer) ---- */
.lms-tree-root, .lms-tree-children { list-style: none; margin: 0; padding: 0; }
.lms-tree-children { padding-left: 16px; }
.lms-tree-toggle {
  display: flex; align-items: center; gap: 8px; width: 100%; min-height: 44px; text-align: left;
  background: none; border: none; cursor: pointer; color: var(--m-ink);
  padding: 9px 8px; font: 700 14px var(--m-font);
}
.lms-tree-month > .lms-tree-toggle { font-weight: 800; }
.lms-tree-caret { display: grid; place-items: center; color: var(--m-ink-soft); transition: transform .15s; }
.lms-tree-toggle[aria-expanded="true"] .lms-tree-caret { transform: rotate(90deg); }
.lms-tree-day {
  display: inline-block; min-height: 40px; padding: 9px 10px;
  text-decoration: none; color: var(--m-ink-soft); font-size: 13.5px; font-weight: 600;
}
.lms-tree-day:hover { color: var(--m-ink); }
.lms-tree-day.active {
  background: var(--m-hl); border: 1.5px solid var(--m-ink); color: var(--m-ink);
  font-weight: 800; box-shadow: 2px 2px 0 var(--m-ink);
}

/* ============================================================================
   Reader (lesson) — Marginalia Bold reading grammar (mirrors the public
   article pages: near-silent column, red numerals, note cards, connect
   callouts, yellow Save-to-Vault). Bridge classes are shared with the Vault.
   ============================================================================ */
.lms-reader { max-width: 720px; margin: 0 auto; font-family: var(--m-font); color: var(--m-ink); }
.lms-reader a:focus-visible, .lms-reader button:focus-visible { outline: 3px solid var(--m-red); outline-offset: 2px; }
.lms-crumbs { font-size: 13px; font-weight: 700; color: var(--m-ink-soft); margin-bottom: 20px; display: flex; gap: 8px; flex-wrap: wrap; }
.lms-crumbs a { color: var(--m-ink-soft); text-decoration: none; }
.lms-crumbs a:hover { color: var(--m-red); }

.lms-reader-head { margin-bottom: 10px; }
.lms-reader-eyebrow { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; margin-bottom: 16px; }
.lms-reader-chip {
  font-size: 10.5px; font-weight: 800; letter-spacing: .06em; text-transform: uppercase;
  color: var(--m-ink-soft); border: 1.5px solid rgba(25,31,51,.25); padding: 4px 9px; border-radius: 3px;
}
.lms-reader-dots { font-size: 13px; font-weight: 700; color: var(--m-ink-soft); }
.lms-reader-title { font-size: clamp(26px, 4.6vw, 40px); font-weight: 800; line-height: 1.18; letter-spacing: -.02em; margin: 0 0 18px; color: var(--m-ink); }
.lms-reader-actions { display: flex; gap: 10px; flex-wrap: wrap; }
.lms-act {
  display: inline-flex; align-items: center; gap: 7px; min-height: 44px;
  padding: 9px 16px; border: 2px solid var(--m-ink); border-radius: 10px;
  background: #fff; color: var(--m-ink); cursor: pointer; font: 800 13px var(--m-font);
  white-space: nowrap;
}
.lms-act svg { width: 15px; height: 15px; }
.lms-act .lbl-on { display: none; }
.lms-act[aria-pressed="true"] { background: var(--m-hl); }
.lms-act[aria-pressed="true"] .lbl-on { display: inline-flex; align-items: center; gap: 7px; }
.lms-act[aria-pressed="true"] .lbl-off { display: none; }
@media (hover: hover) {
  .lms-act { transition: transform .12s ease, box-shadow .12s ease; }
  .lms-act:hover { transform: translate(-1px, -1px); box-shadow: 3px 3px 0 var(--m-hl); }
}

/* section rhythm: ink section tabs */
.lms-section { margin-top: 44px; }
.lms-section-head {
  display: inline-block; background: var(--m-ink); color: var(--m-hl);
  font-size: 12px; font-weight: 800; letter-spacing: .08em; text-transform: uppercase;
  padding: 7px 14px; transform: rotate(-1deg); box-shadow: 2px 2px 0 var(--m-hl);
  margin: 0 0 18px;
}
.lms-section-sub { color: var(--m-ink-soft); font-size: 14.5px; font-weight: 500; line-height: 1.6; margin: -6px 0 18px; max-width: 56ch; }

/* 01 · What happened — red-numbered rows, no card chrome */
.lms-points { list-style: none; margin: 0; padding: 0; }
.lms-points li {
  display: grid; grid-template-columns: 34px 1fr; gap: 14px; align-items: start;
  padding: 14px 0; border-bottom: 1.5px solid var(--m-line);
  font-size: 16.5px; line-height: 1.7; color: var(--m-body); font-weight: 400;
}
.lms-points li:last-child { border-bottom: 0; }
.lms-points li > span:last-child { max-width: 66ch; }
.lms-point-n { color: var(--m-red); font-weight: 800; font-size: 13px; padding-top: 4px; }
.lms-points strong { color: var(--m-ink); }

/* 02 · Static topic bridges — white note cards, red overline, yellow save */
.lms-bridges { display: flex; flex-direction: column; gap: 22px; }
.lms-bridge { background: #fff; border: 2px solid var(--m-ink); box-shadow: 6px 6px 0 var(--m-paper-deep); padding: 20px 18px; }
.lms-bridge-eyebrow { font-size: 11.5px; font-weight: 800; letter-spacing: .09em; text-transform: uppercase; color: var(--m-red); margin-bottom: 8px; }
.lms-bridge-title { margin: 0 0 12px; font-size: 19px; font-weight: 800; letter-spacing: -.01em; line-height: 1.3; color: var(--m-ink); }
.lms-reader .lms-save-vault { margin-bottom: 14px; }
.lms-bridge-intro { font-size: 16px; line-height: 1.75; margin-bottom: 14px; color: var(--m-body); font-weight: 400; max-width: 66ch; }
.lms-bridge-intro p { margin: 0; }
.lms-bridge-intro p + p { margin-top: .7em; }
.lms-bridge-intro a { color: var(--m-red); }
.lms-bridge-intro strong { color: var(--m-ink); }
.lms-bridge-details { list-style: none; margin: 0 0 14px; padding: 0; display: flex; flex-direction: column; gap: 10px; }
.lms-bridge-details li { position: relative; padding-left: 22px; font-size: 15.5px; color: var(--m-body); font-weight: 400; line-height: 1.65; max-width: 64ch; }
.lms-bridge-details li::before {
  content: ""; position: absolute; left: 2px; top: .55em; width: 9px; height: 9px;
  background: var(--m-hl); border: 1.5px solid var(--m-ink); transform: rotate(-4deg);
}
.lms-bridge-details strong { color: var(--m-ink); }
.lms-bridge-why { background: var(--m-hl-wash); border: 1.5px solid rgba(25,31,51,.2); border-left: 4px solid var(--m-red); padding: 14px 16px; }
.lms-bridge-why-label { font-size: 11.5px; font-weight: 800; letter-spacing: .08em; text-transform: uppercase; color: var(--m-red); margin-bottom: 6px; }
.lms-bridge-why p { margin: 0; font-size: 15px; color: var(--m-body); line-height: 1.7; max-width: 64ch; }

/* bucket palettes — kept for the Vault's per-subject inset stripes */
.lms-bridge--ir          { --b-bg: #e2ede8; --b-acc: #0e5e56; }
.lms-bridge--polity      { --b-bg: #e5edf3; --b-acc: #33628c; }
.lms-bridge--economy     { --b-bg: #e5f2ea; --b-acc: #1f7a4d; }
.lms-bridge--scitech     { --b-bg: #fdeae4; --b-acc: #b25634; }
.lms-bridge--environment { --b-bg: #e3f0ed; --b-acc: #2e7d6e; }
.lms-bridge--history     { --b-bg: #f5edda; --b-acc: #8c5b3f; }
.lms-bridge--social      { --b-bg: #f6e9ef; --b-acc: #a84e6f; }
.lms-bridge--geography   { --b-bg: #e6eff2; --b-acc: #3e7c8c; }
.lms-bridge--gs          { --b-bg: #edf0ee; --b-acc: #5c6660; }

/* Save to Vault — the yellow marker button */
.lms-save-vault {
  display: inline-flex; align-items: center; gap: 7px; min-height: 44px;
  font-family: var(--m-font); font-size: 12.5px; font-weight: 800; padding: 8px 14px;
  border: 2px solid var(--m-ink); background: var(--m-hl); color: var(--m-ink); cursor: pointer;
  white-space: nowrap;
}
.lms-save-vault svg { width: 14px; height: 14px; }
.lms-save-vault .lbl-on, .lms-save-vault .lbl-off { display: inline-flex; align-items: center; gap: 6px; }
.lms-save-vault .lbl-on { display: none; }
.lms-save-vault.is-saved { background: var(--m-ink); color: var(--m-paper); }
.lms-save-vault.is-saved .lbl-on { display: inline-flex; }
.lms-save-vault.is-saved .lbl-off { display: none; }
.lms-save-vault:disabled { opacity: .55; cursor: default; }
@media (hover: hover) {
  .lms-save-vault { transition: transform .12s ease, box-shadow .12s ease; }
  .lms-save-vault:not(:disabled):hover { transform: translate(-1px, -1px); box-shadow: 3px 3px 0 rgba(25,31,51,.4); }
}

/* 03 · Key facts — yellow-shadow card, red arrow bullets */
.lms-facts { list-style: none; margin: 0; padding: 20px 18px; background: #fff; border: 2px solid var(--m-ink); box-shadow: 6px 6px 0 var(--m-hl); display: flex; flex-direction: column; gap: 12px; }
.lms-facts li { position: relative; padding-left: 26px; font-size: 15.5px; line-height: 1.65; color: var(--m-body); font-weight: 400; max-width: 64ch; }
.lms-facts li::before { content: "\2192"; position: absolute; left: 0; color: var(--m-red); font-weight: 800; }
.lms-facts strong { color: var(--m-ink); }

/* generic prose */
.lms-block { margin-bottom: 24px; }
.lms-block-title { font-size: 17px; font-weight: 800; letter-spacing: -.01em; margin: 0 0 8px; color: var(--m-ink); }
.lms-prose { font-size: 16px; line-height: 1.75; color: var(--m-body); max-width: 66ch; }
.lms-prose :first-child { margin-top: 0; } .lms-prose :last-child { margin-bottom: 0; }
.lms-prose a { color: var(--m-red); }
.lms-prose strong { color: var(--m-ink); }
.lms-prose table { border-collapse: collapse; }
.lms-prose th, .lms-prose td { border: 1.5px solid var(--m-line); padding: 6px 10px; }

/* prev / next story cards */
.lms-prevnext { display: grid; grid-template-columns: 1fr; gap: 12px; margin-top: 44px; font-family: var(--m-font); }
.lms-prevnext a {
  text-decoration: none; display: flex; flex-direction: column; gap: 5px;
  background: #fff; border: 2px solid var(--m-ink); box-shadow: 4px 4px 0 var(--m-paper-deep);
  padding: 14px 16px;
}
.lms-prevnext .dir { font-size: 11px; font-weight: 800; letter-spacing: .07em; text-transform: uppercase; color: var(--m-red); }
.lms-prevnext .ttl { font-size: 14px; font-weight: 700; color: var(--m-ink); line-height: 1.35; }
@media (hover: hover) {
  .lms-prevnext a { transition: transform .12s ease, box-shadow .12s ease; }
  .lms-prevnext a:hover { transform: translate(-2px, -2px); box-shadow: 5px 5px 0 var(--m-hl); }
}

/* ============================================================================
   Quizzes — Marginalia Bold: month-accordion date list; runner with yellow
   (highlighter = correct) and red (pen = wrong) answer states.
   ============================================================================ */
.lms-quiz { max-width: 720px; margin: 0 auto; font-family: var(--m-font); color: var(--m-ink); }
.lms-quiz a:focus-visible, .lms-quiz button:focus-visible { outline: 3px solid var(--m-red); outline-offset: 2px; }

.qz-head { margin-bottom: 22px; }
.qz-over { display: block; font-size: 11.5px; font-weight: 800; letter-spacing: .09em; text-transform: uppercase; color: var(--m-red); margin-bottom: 4px; }
.qz-h1 { margin: 0; font-size: clamp(28px, 7.5vw, 40px); font-weight: 800; letter-spacing: -.02em; line-height: 1.1; color: var(--m-ink); }
.qz-sub { margin: 8px 0 0; font-size: 14.5px; font-weight: 500; color: var(--m-ink-soft); line-height: 1.6; }
.qz-sec-tab {
  display: inline-block; background: var(--m-ink); color: var(--m-hl);
  font-size: 12px; font-weight: 800; letter-spacing: .08em; text-transform: uppercase;
  padding: 7px 14px; transform: rotate(-1deg); box-shadow: 2px 2px 0 var(--m-hl);
  margin: 0 0 16px;
}

/* assessment tiles */
.lms-quiz-types { display: grid; gap: 14px; margin: 0 0 30px; }
.lms-quiz-type {
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
  background: #fff; border: 2px solid var(--m-ink); box-shadow: 4px 4px 0 var(--m-paper-deep);
  padding: 16px 17px;
}
.lms-quiz-type-scaffold { background: transparent; border: 1.5px solid rgba(25,31,51,.25); box-shadow: none; }
.lms-quiz-type-title { font-size: 16px; font-weight: 800; margin: 0 0 3px; color: var(--m-ink); }
.lms-quiz-type-scaffold .lms-quiz-type-title { color: var(--m-ink-soft); }
.lms-quiz-type-sub { font-size: 13px; font-weight: 500; color: var(--m-ink-soft); margin: 0; line-height: 1.5; }
.lms-quiz-type-cta { font-size: 12px; font-weight: 800; letter-spacing: .04em; text-transform: uppercase; color: var(--m-ink); background: var(--m-hl); border: 1.5px solid var(--m-ink); padding: 5px 10px; white-space: nowrap; }
.lms-quiz-lock { font-size: 10.5px; font-weight: 800; letter-spacing: .06em; text-transform: uppercase; color: var(--m-ink-soft); border: 1.5px solid rgba(25,31,51,.25); padding: 4px 9px; border-radius: 3px; white-space: nowrap; }

.lms-quiz-loading, .lms-quiz-empty { color: var(--m-ink-soft); font-size: 14px; font-weight: 500; padding: 8px 0; }

/* month accordions */
.lms-quiz-dates-months { display: flex; flex-direction: column; gap: 12px; }
.qz-month { border: 1.5px solid rgba(25,31,51,.25); background: var(--m-paper-deep); }
.qz-month summary {
  display: flex; align-items: center; gap: 10px; min-height: 48px; padding: 12px 14px;
  font-size: 14px; font-weight: 800; color: var(--m-ink); cursor: pointer; list-style: none;
}
.qz-month summary::-webkit-details-marker { display: none; }
.qz-month-meta { font-size: 12px; font-weight: 600; color: var(--m-ink-soft); }
.qz-month-caret { margin-left: auto; display: grid; place-items: center; transition: transform .15s; }
.qz-month[open] .qz-month-caret { transform: rotate(180deg); }
.qz-month .lms-quiz-dates { padding: 2px 14px 14px; }

/* date tiles */
.lms-quiz-dates { display: grid; gap: 10px; grid-template-columns: repeat(auto-fill, minmax(160px, 1fr)); }
.lms-quiz-date {
  position: relative; text-align: left; cursor: pointer; font-family: var(--m-font);
  background: #fff; border: 2px solid var(--m-ink); box-shadow: 3px 3px 0 var(--m-paper-deep);
  padding: 12px 14px; color: var(--m-ink);
  display: flex; flex-direction: column; gap: 3px;
}
.lms-quiz-date-day { font-weight: 800; font-size: 13.5px; }
.lms-quiz-date-meta { font-size: 12px; color: var(--m-ink-soft); font-weight: 600; }
.lms-quiz-date-badge { color: var(--m-ink); font-weight: 800; }
.lms-quiz-date.is-done { border-color: rgba(25,31,51,.25); box-shadow: none; background: transparent; }
.lms-quiz-date.is-done .lms-quiz-date-day { color: var(--m-ink-soft); font-weight: 700; }
.qz-tick {
  position: absolute; top: 10px; right: 10px; width: 20px; height: 20px;
  background: var(--m-hl); border: 1.5px solid var(--m-ink); color: var(--m-ink);
  display: grid; place-items: center; transform: rotate(-3deg);
}
.lms-quiz-date.is-partial { box-shadow: 3px 3px 0 var(--m-hl); }
@media (hover: hover) {
  .lms-quiz-date { transition: transform .12s ease, box-shadow .12s ease; }
  .lms-quiz-date:hover { transform: translate(-2px, -2px); box-shadow: 5px 5px 0 var(--m-hl); }
  .lms-quiz-date.is-done:hover { box-shadow: 3px 3px 0 var(--m-hl); }
}

/* runner chrome */
.qz-back {
  display: inline-flex; align-items: center; gap: 7px; min-height: 44px;
  padding: 9px 16px; border: 2px solid var(--m-ink); border-radius: 10px;
  background: #fff; color: var(--m-ink); cursor: pointer;
  font: 800 13px var(--m-font); white-space: nowrap; margin-bottom: 20px;
}
@media (hover: hover) {
  .qz-back { transition: transform .12s ease, box-shadow .12s ease; }
  .qz-back:hover { transform: translate(-1px, -1px); box-shadow: 3px 3px 0 var(--m-hl); }
}
.lms-quiz-runner-head { margin-bottom: 22px; }
.qz-date-tab {
  display: inline-block; background: var(--m-hl); border: 2px solid var(--m-ink);
  padding: 5px 10px; font-size: 11px; font-weight: 800; letter-spacing: .08em;
  text-transform: uppercase; white-space: nowrap;
  transform: rotate(-1.5deg); box-shadow: 3px 3px 0 var(--m-ink); margin-bottom: 12px;
}
.qz-date-tab:empty { display: none; }
.lms-quiz-progress { font-size: 13px; color: var(--m-ink-soft); font-weight: 600; margin-top: 8px; }

/* question cards */
.lms-quiz-questions { display: flex; flex-direction: column; gap: 22px; }
.lms-quiz-q { background: #fff; border: 2px solid var(--m-ink); box-shadow: 6px 6px 0 var(--m-paper-deep); padding: 20px 18px; }
.lms-quiz-q-head { display: flex; align-items: center; gap: 10px; margin-bottom: 14px; }
.lms-quiz-q-num { font-weight: 800; color: var(--m-red); font-size: 14px; }
.lms-quiz-q-tag { font-size: 10.5px; font-weight: 800; letter-spacing: .06em; text-transform: uppercase; color: var(--m-ink-soft); border: 1.5px solid rgba(25,31,51,.25); padding: 3px 8px; border-radius: 3px; }
/* question body reads like the paper: regular weight, roomy leading */
.lms-quiz-q-text { font-size: 15.5px; line-height: 1.75; margin-bottom: 22px; font-weight: 400; color: var(--m-body); max-width: 66ch; }
.lms-quiz-q-text p { margin: 0; }
.lms-quiz-q-text .lms-quiz-q-stem { margin: 0 0 14px; }
.lms-quiz-q-items { margin: 0; padding-left: 26px; display: flex; flex-direction: column; gap: 12px; }
.lms-quiz-q-items li { padding-left: 4px; }
.lms-quiz-q-items li::marker { font-weight: 800; color: var(--m-ink); }
.lms-quiz-q-text .lms-quiz-q-tail { margin: 20px 0 0; font-weight: 600; color: var(--m-ink); }

/* options: yellow marker = correct, red pen = wrong */
.lms-quiz-opts { display: grid; gap: 10px; }
.lms-quiz-opt {
  display: flex; align-items: center; gap: 12px; text-align: left; width: 100%; min-height: 48px;
  border: 2px solid rgba(25,31,51,.3); border-radius: 10px; padding: 12px 15px;
  background: #fff; color: var(--m-body); cursor: pointer; font: 500 14px/1.5 var(--m-font);
}
@media (hover: hover) {
  .lms-quiz-opt:not(.is-locked) { transition: transform .12s ease, box-shadow .12s ease, border-color .12s; }
  .lms-quiz-opt:not(.is-locked):hover { border-color: var(--m-ink); transform: translate(-1px, -1px); box-shadow: 3px 3px 0 var(--m-hl); }
}
.lms-quiz-opt-key { font-weight: 800; color: var(--m-ink-soft); }
.lms-quiz-opt.is-locked { cursor: default; }
.lms-quiz-opt.is-correct { border-color: var(--m-ink); background: var(--m-hl-soft); color: var(--m-ink); }
.lms-quiz-opt.is-correct .lms-quiz-opt-key { color: var(--m-ink); }
.lms-quiz-opt.is-wrong { border-color: var(--m-red); background: rgba(214,69,51,.07); }
.lms-quiz-opt.is-wrong .lms-quiz-opt-key { color: var(--m-red); }

.lms-quiz-expl:empty { display: none; }
.lms-quiz-expl-inner { margin-top: 18px; padding-top: 16px; border-top: 1.5px solid var(--m-line); }
/* per-question verdict: yellow check chip / red cross chip */
.lms-quiz-verdict { display: flex; align-items: center; gap: 10px; font-weight: 800; font-size: 13.5px; }
.lms-quiz-verdict .vic { width: 24px; height: 24px; flex-shrink: 0; display: grid; place-items: center; border: 1.5px solid var(--m-ink); transform: rotate(-3deg); }
.lms-quiz-verdict .vic svg { width: 13px; height: 13px; }
.lms-quiz-verdict .vic.ok { background: var(--m-hl); color: var(--m-ink); }
.lms-quiz-verdict .vic.bad { background: var(--m-red); border-color: var(--m-red); color: #fff; }
.lms-quiz-verdict.is-correct { color: var(--m-ink); }
.lms-quiz-verdict.is-wrong { color: var(--m-red); }

/* "Why:" inset */
.lms-expl-why { background: var(--m-paper); border: 1.5px solid var(--m-line); padding: 14px 16px; margin-top: 12px; }
.lms-expl-why strong:first-child { color: var(--m-ink); }

/* labeled follow-on sections */
.lms-expl-sec { margin-top: 22px; }
.lms-expl-over { margin: 0 0 10px; font-size: 11.5px; font-weight: 800; letter-spacing: .08em; text-transform: uppercase; color: var(--m-red); }
.lms-quiz-expl-body { font-size: 14.5px; line-height: 1.75; color: var(--m-body); max-width: 66ch; }
.lms-quiz-expl-body p { margin: 0 0 12px; }
.lms-quiz-expl-body p:last-child { margin-bottom: 0; }
.lms-quiz-expl-body ul, .lms-quiz-expl-body ol { margin: 0 0 12px; padding-left: 2px; list-style: none; display: flex; flex-direction: column; gap: 9px; }
.lms-quiz-expl-body li { position: relative; padding-left: 22px; }
.lms-quiz-expl-body li::before {
  content: ""; position: absolute; left: 2px; top: .55em; width: 9px; height: 9px;
  background: var(--m-hl); border: 1.5px solid var(--m-ink); transform: rotate(-4deg);
}
.lms-quiz-expl-body h1, .lms-quiz-expl-body h2, .lms-quiz-expl-body h3, .lms-quiz-expl-body h4 {
  font-size: 13px; font-weight: 800; letter-spacing: .06em; text-transform: uppercase; color: var(--m-ink); margin: 16px 0 8px;
}
.lms-quiz-expl-body strong { color: var(--m-ink); font-weight: 700; }
.lms-quiz-expl-body .key-details-box { background: var(--m-hl-wash); border: 1.5px solid rgba(25,31,51,.2); padding: 14px 16px; margin: 0 0 12px; }
.lms-quiz-expl-body .connection-box { background: var(--m-hl-wash); border: 1.5px solid rgba(25,31,51,.2); border-left: 4px solid var(--m-red); padding: 14px 16px; margin: 0 0 12px; }

/* premium nudge */
.lms-quiz-upgrade { background: #fff; border: 2px solid var(--m-ink); box-shadow: 6px 6px 0 var(--m-hl); padding: 18px; margin: 22px 0; }
.lms-quiz-upgrade strong { display: block; margin-bottom: 4px; color: var(--m-ink); font-size: 15px; }
.lms-quiz-upgrade p { font-size: 13.5px; font-weight: 500; color: var(--m-ink-soft); margin: 0 0 14px; line-height: 1.6; }
.qz-btn-ink {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  min-height: 44px; padding: 11px 18px; border-radius: 10px;
  background: var(--m-ink); color: var(--m-paper); border: 2px solid var(--m-ink);
  font-size: 14px; font-weight: 800; text-decoration: none; white-space: nowrap;
}
@media (hover: hover) {
  .qz-btn-ink { transition: transform .12s ease, box-shadow .12s ease; }
  .qz-btn-ink:hover { transform: translate(-1px, -1px); box-shadow: 3px 3px 0 var(--m-hl); }
}

/* score card */
.lms-quiz-score { text-align: center; background: #fff; border: 2px solid var(--m-ink); box-shadow: 8px 8px 0 var(--m-hl); padding: 30px 24px; margin-top: 22px; }
.qz-score-stamp {
  display: inline-block; background: var(--m-red); color: #fff;
  padding: 5px 10px; font-size: 11px; font-weight: 800; letter-spacing: .08em;
  text-transform: uppercase; transform: rotate(-1deg); margin-bottom: 12px;
}
.lms-quiz-score-pct { font-size: 46px; font-weight: 800; letter-spacing: -.02em; color: var(--m-ink); line-height: 1.1; }
.lms-quiz-score-text { color: var(--m-ink-soft); font-weight: 600; font-size: 14.5px; margin: 6px 0 18px; }
.qz-back-center { margin: 0 auto; margin-bottom: 0; }

/* ============================================================================
   Vault — Marginalia Bold. Bucket overview = note cards + folder chips; the
   interleaved document = saved concept cards (shared bridge styles) with the
   user's own notes as yellow-marker cards between them.
   ============================================================================ */
.lms-vault, .lms-vault-doc { max-width: 720px; margin: 0 auto; font-family: var(--m-font); color: var(--m-ink); }
.lms-vault a:focus-visible, .lms-vault button:focus-visible,
.lms-vault-doc a:focus-visible, .lms-vault-doc button:focus-visible { outline: 3px solid var(--m-red); outline-offset: 2px; }
.lms-vault-head { margin-bottom: 22px; }
.lms-quota { margin-top: 14px; display: flex; align-items: center; gap: 12px; flex-wrap: wrap; }
.lms-quota-text { font-size: 13px; font-weight: 600; color: var(--m-ink-soft); }
.lms-quota-text strong { color: var(--m-ink); font-weight: 800; }
.lms-quota-bar { width: 170px; height: 10px; background: #fff; border: 1.5px solid var(--m-ink); overflow: hidden; }
.lms-quota-bar span { display: block; height: 100%; background: var(--m-hl); }
.lms-quota.is-full .lms-quota-bar span { background: var(--m-red); }
.lms-quota-nudge { font-size: 12.5px; font-weight: 800; color: var(--m-red); }

.lms-bucket-list { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 14px; }
.lms-bucket { background: #fff; border: 2px solid var(--m-ink); box-shadow: 4px 4px 0 var(--m-paper-deep); padding: 15px 16px; }
.lms-bucket-head { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; }
.lms-bucket-title { font-size: 15.5px; font-weight: 800; color: var(--m-ink); text-decoration: none; flex: 1; min-width: 0; }
.lms-bucket-title:hover { color: var(--m-red); }
.lms-bucket-count { font-size: 12px; font-weight: 600; color: var(--m-ink-soft); white-space: nowrap; }
.lms-folder-list, .lms-folder-strip { list-style: none; margin: 12px 0 0; padding: 0; display: flex; flex-wrap: wrap; gap: 8px; align-items: center; }
.lms-folder-strip { margin: 0 0 18px; }
.lms-folder-chip { display: inline-flex; align-items: center; gap: 7px; min-height: 38px; font-size: 13px; font-weight: 700; padding: 7px 12px; background: var(--m-paper); border: 1.5px solid rgba(25,31,51,.25); border-radius: 3px; }
.lms-folder-chip a { display: inline-flex; align-items: center; gap: 7px; color: var(--m-ink); text-decoration: none; }
.lms-folder-chip svg { flex-shrink: 0; color: var(--m-ink-soft); }
@media (hover: hover) { .lms-folder-chip:hover { border-color: var(--m-ink); } }
.lms-folder-count { font-size: 11px; font-weight: 700; color: var(--m-ink-soft); }
.lms-mini-btn {
  display: inline-flex; align-items: center; gap: 6px; min-height: 38px;
  font-family: var(--m-font); font-size: 11px; font-weight: 800; letter-spacing: .04em;
  text-transform: uppercase; padding: 7px 12px;
  border: 1.5px solid rgba(25,31,51,.35); border-radius: 3px;
  background: #fff; color: var(--m-ink); cursor: pointer; white-space: nowrap;
}
@media (hover: hover) { .lms-mini-btn:hover { border-color: var(--m-ink); } }

/* the vault stub / empty states */
.vt-stub { background: #fff; border: 2px solid var(--m-ink); box-shadow: 6px 6px 0 var(--m-paper-deep); padding: 22px 20px; max-width: 520px; }
.vt-stub p { margin: 0 0 16px; font-size: 15px; font-weight: 500; color: var(--m-body); line-height: 1.7; }
.vt-stub-kbd {
  display: inline-flex; align-items: center; gap: 5px; vertical-align: baseline;
  background: var(--m-hl); border: 1.5px solid var(--m-ink); padding: 2px 8px;
  font-size: 12px; font-weight: 800; color: var(--m-ink); white-space: nowrap;
}

/* interleaved document */
.lms-folder-actions { display: flex; gap: 8px; margin-top: 10px; flex-wrap: wrap; }
.lms-doc-toolbar { display: flex; align-items: center; gap: 14px; margin: 4px 0 20px; flex-wrap: wrap; }
.vt-btn-note {
  display: inline-flex; align-items: center; gap: 7px; min-height: 44px;
  padding: 10px 16px; border: 2px solid var(--m-ink); border-radius: 10px;
  background: var(--m-hl); color: var(--m-ink); cursor: pointer;
  font: 800 13px var(--m-font); white-space: nowrap;
}
@media (hover: hover) {
  .vt-btn-note { transition: transform .12s ease, box-shadow .12s ease; }
  .vt-btn-note:hover { transform: translate(-1px, -1px); box-shadow: 3px 3px 0 rgba(25,31,51,.4); }
}
.lms-hint { color: var(--m-ink-soft); font-size: 13px; font-weight: 500; }
.lms-empty { color: var(--m-ink-soft); font-size: 14.5px; font-weight: 500; margin-top: 12px; line-height: 1.6; }

.lms-doc { display: flex; flex-direction: column; gap: 16px; }
.lms-doc-item {
  display: grid; grid-template-columns: 22px 1fr; gap: 10px;
  padding: 16px 15px 34px; position: relative;
}
.lms-doc-save { background: #fff; border: 2px solid var(--m-ink); box-shadow: 4px 4px 0 var(--m-paper-deep); }
.lms-doc-note { background: var(--m-hl-wash); border: 1.5px solid rgba(25,31,51,.25); border-left: 4px solid var(--m-hl); }
.lms-doc-item.is-dragging { opacity: .5; }
.lms-doc-grip { cursor: grab; color: rgba(25,31,51,.35); user-select: none; padding-top: 2px; }
.lms-doc-body { min-width: 0; }
.lms-doc-savehead { display: flex; align-items: flex-start; gap: 10px; margin-bottom: 10px; flex-wrap: wrap; }
.lms-doc-savetitle { flex: 1; min-width: 200px; }
.lms-doc-savehead .lms-bridge-title { margin: 0; font-size: 17px; }
.lms-doc-savehead .lms-bridge-eyebrow { margin-bottom: 4px; }
.lms-doc-controls { display: flex; align-items: center; gap: 10px; margin-top: 10px; flex-wrap: wrap; }
.lms-move { font-size: 12px; font-weight: 700; color: var(--m-ink-soft); display: inline-flex; align-items: center; gap: 6px; }
.lms-move-select {
  font-family: var(--m-font); font-size: 12.5px; font-weight: 600; min-height: 38px; padding: 6px 8px;
  border: 1.5px solid rgba(25,31,51,.35); border-radius: 3px; background: #fff; color: var(--m-ink);
}
.lms-add-note-after { position: absolute; right: 12px; bottom: 8px; opacity: .6; border-color: transparent; background: transparent; min-height: 30px; padding: 4px 6px; }
.lms-add-note-after:hover { opacity: 1; }
.lms-note-input {
  width: 100%; min-height: 90px; font: 400 14.5px/1.6 var(--m-font); padding: 11px 13px;
  border: 2px solid var(--m-ink); border-radius: 0; background: #fff;
  color: var(--m-ink); resize: vertical;
}
.lms-note-input:focus { outline: none; border-color: var(--m-red); box-shadow: 3px 3px 0 var(--m-hl); }
.lms-note-editbtns { display: flex; gap: 8px; margin-top: 8px; }
.lms-note-view { font-size: 15px; }
.lms-note-view:empty::before { content: "Empty note: click Edit to write."; color: var(--m-ink-soft); font-style: italic; }

/* ============================================================================
   Gate / stub / toast
   ============================================================================ */
.lms-gate, .lms-stub {
  max-width: 520px; margin: 0 auto; background: #fff; font-family: var(--m-font);
  border: 2px solid var(--m-ink); box-shadow: 6px 6px 0 var(--m-paper-deep); padding: 26px;
}
.lms-gate p, .lms-stub p { color: var(--m-body); line-height: 1.7; }
.lms-gate-actions { display: flex; gap: 12px; margin-top: 20px; flex-wrap: wrap; }

.lms-toast {
  position: fixed; bottom: calc(84px + env(safe-area-inset-bottom)); left: 50%;
  transform: translateX(-50%) translateY(12px);
  background: var(--m-ink); color: var(--m-paper); border: 2px solid var(--m-ink);
  box-shadow: 3px 3px 0 var(--m-hl); padding: 11px 20px;
  font-family: var(--m-font); font-size: 13px; font-weight: 700;
  opacity: 0; transition: opacity .25s, transform .25s; z-index: 100; max-width: 90vw;
}
.lms-toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }
.lms-toast-error { background: var(--m-red); border-color: var(--m-red); box-shadow: 3px 3px 0 rgba(25,31,51,.3); }

/* ============================================================================
   Desktop (>=1024px): sidebar shell, wider grids
   ============================================================================ */
@media (min-width: 1024px) {
  .lms-tabbar { display: none; }
  .lms-brand-mobile { display: none; }

  .lms-sidebar {
    display: flex; flex-direction: column; gap: 22px;
    width: 240px; flex-shrink: 0;
    background: var(--m-ink); font-family: var(--m-font);
    padding: 24px 16px 20px;
    position: sticky; top: 0; height: 100vh; overflow-y: auto;
    transition: width .2s ease, padding .2s ease;
  }
  .lms-sidebar .lms-brand { padding: 0 8px; }

  .lms-sidehead { display: flex; align-items: center; justify-content: space-between; gap: 8px; }
  .lms-side-toggle {
    width: 32px; height: 32px; border-radius: 50%; flex-shrink: 0;
    border: 1.5px solid rgba(249,246,238,.3); background: transparent; color: rgba(249,246,238,.7);
    display: grid; place-items: center; cursor: pointer;
    transition: background .15s, color .15s;
  }
  .lms-side-toggle:hover { background: rgba(249,246,238,.1); color: var(--m-paper); }
  .lms-side-toggle svg { width: 16px; height: 16px; transition: transform .2s ease; }

  /* Collapsed rail: icons stay, labels go, content gets the width */
  html.lms-side-collapsed .lms-sidebar { width: 76px; padding: 24px 14px 20px; }
  html.lms-side-collapsed .lms-sidehead { flex-direction: column; gap: 14px; }
  html.lms-side-collapsed .lms-sidebar .lms-brand { padding: 0; }
  html.lms-side-collapsed .lms-brand-wm,
  html.lms-side-collapsed .lms-nav-item > span,
  html.lms-side-collapsed .lms-promo-txt,
  html.lms-side-collapsed .lms-me > span:not(.lms-me-av) { display: none; }
  html.lms-side-collapsed .lms-nav-item { justify-content: center; padding: 11px; }
  html.lms-side-collapsed .lms-promo { justify-content: center; padding: 5px; }
  html.lms-side-collapsed .lms-me { justify-content: center; padding: 12px 0 4px; }
  html.lms-side-collapsed .lms-side-toggle svg { transform: rotate(180deg); }
  .lms-nav { display: flex; flex-direction: column; gap: 4px; }
  .lms-nav-item {
    display: flex; align-items: center; gap: 12px; min-height: 44px;
    padding: 11px 13px; border-radius: 10px;
    text-decoration: none; color: rgba(249,246,238,.75); font-weight: 700; font-size: 14px;
    transition: background .15s, color .15s;
  }
  .lms-nav-item svg { width: 19px; height: 19px; flex-shrink: 0; }
  .lms-nav-item:hover { background: rgba(249,246,238,.08); color: var(--m-paper); }
  .lms-nav-item.active { background: var(--m-hl); color: var(--m-ink); }

  .lms-promo {
    display: flex; align-items: center; gap: 12px; margin-top: auto;
    padding: 13px; border-radius: 10px;
    background: rgba(249,246,238,.07); border: 1.5px solid rgba(249,246,238,.18);
    text-decoration: none; transition: background .18s;
  }
  .lms-promo:hover { background: rgba(249,246,238,.13); }
  .lms-promo-ic { width: 38px; height: 38px; border-radius: 8px; flex-shrink: 0; background: var(--m-hl); color: var(--m-ink); display: grid; place-items: center; }
  .lms-promo-ic svg { width: 18px; height: 18px; }
  .lms-promo-t { display: block; font-weight: 800; font-size: 13.5px; color: var(--m-paper); }
  .lms-promo-s { display: block; font-size: 11.5px; color: rgba(249,246,238,.62); font-weight: 600; margin-top: 1px; }

  .lms-me { display: flex; align-items: center; gap: 11px; padding: 12px 10px 4px; border-top: 1px solid rgba(249,246,238,.18); }
  .lms-me-av { width: 36px; height: 36px; border-radius: 8px; flex-shrink: 0; background: var(--m-hl); color: var(--m-ink); display: grid; place-items: center; font-weight: 800; font-size: 13px; }
  .lms-me-name { display: block; font-size: 13px; font-weight: 800; color: var(--m-paper); }
  .lms-me-sub { display: block; font-size: 11px; font-weight: 600; color: rgba(249,246,238,.6); margin-top: 1px; }

  .lms-wstop { padding: 12px 40px; background: transparent; color: var(--m-ink); position: static; }
  .lms-wstop .lms-public-link { color: var(--m-ink-soft); }
  .lms-wstop .lms-public-link:hover { color: var(--m-red); }
  .lms-main { padding: 8px 40px 56px; }

  /* dashboard becomes two-column */
  .lms-dash-grid { display: grid; grid-template-columns: 1.5fr 1fr; gap: 18px; align-items: start; }
  .lms-dash-hi-name { font-size: 28px; }
  .lms-cat-grid { grid-template-columns: repeat(3, 1fr); }
  .lms-cat { padding: 15px 16px; }
  .lms-cat-name { font-size: 14px; }
  .lms-continue { padding: 26px 24px; }
  .lms-continue-t { font-size: 21px; }

  /* course: single centered column; archive stays a drawer (content first) */
  .lms-pane-title { font-size: 28px; }

  .lms-prevnext { grid-template-columns: 1fr 1fr; }
  .lms-next { text-align: right; }

  .lms-h1 { font-size: 32px; }
  .lms-stat-num { font-size: 34px; }
}

/* mobile-only hiding of the sidebar-only user card */
@media (max-width: 1023px) {
  .lms-me { display: none; }
}

/* ============================================================================
   Marginalia Bold — Today (dashboard). First LMS screen migrated to the new
   design language (docs/design/design-system/marginalia-bold.md). Scoped under
   .mgb-page (shell surface) + .mgb-today (components); the rest of the LMS is
   still Companion+ and migrates page by page.
   ============================================================================ */
.mgb-today {
  --m-paper: #f9f6ee; --m-paper-deep: #f0eadb;
  --m-ink: #191f33; --m-ink-soft: #4d5670; --m-body: #2f3a55;
  --m-hl: #ffd435; --m-hl-soft: #ffe89a; --m-hl-wash: #fff7dd;
  --m-red: #d64533; --m-line: rgba(25,31,51,.1);
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  color: var(--m-ink);
  display: flex; flex-direction: column; gap: 26px;
  max-width: 720px; margin: 0 auto; padding-top: 6px;
}
.mgb-today a:focus-visible { outline: 3px solid var(--m-red); outline-offset: 2px; }

/* ---- head ---- */
.td-head { display: flex; align-items: flex-end; justify-content: space-between; gap: 14px; }
.td-hi-sub { display: block; font-size: 13px; font-weight: 600; color: var(--m-ink-soft); margin-bottom: 2px; }
.td-h1 { margin: 0; font-size: clamp(34px, 9vw, 44px); font-weight: 800; letter-spacing: -.02em; line-height: 1.05; }
.td-h1-dot { color: var(--m-red); }
.td-date {
  display: inline-block; background: var(--m-hl); border: 2px solid var(--m-ink);
  padding: 5px 10px; font-size: 11px; font-weight: 800; letter-spacing: .08em;
  text-transform: uppercase; white-space: nowrap;
  transform: rotate(-1.5deg); box-shadow: 3px 3px 0 var(--m-ink); margin-bottom: 8px;
}

/* ---- resume callout ---- */
.td-resume {
  position: relative; display: block; text-decoration: none;
  background: var(--m-hl-wash); border: 1.5px solid rgba(25,31,51,.2);
  border-left: 4px solid var(--m-red);
  padding: 12px 44px 13px 14px;
}
.td-resume-lbl {
  display: flex; align-items: center; gap: 6px;
  color: var(--m-red); font-size: 11px; font-weight: 800;
  letter-spacing: .08em; text-transform: uppercase; margin-bottom: 4px;
}
.td-resume-t {
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
  color: var(--m-ink); font-size: 15px; font-weight: 700; line-height: 1.4; text-wrap: balance;
}
.td-resume-arr {
  position: absolute; right: 13px; top: 50%; transform: translateY(-50%);
  color: var(--m-ink); display: grid; place-items: center;
}

/* ---- today's brief ---- */
.td-brief { background: #fff; border: 2px solid var(--m-ink); box-shadow: 6px 6px 0 var(--m-paper-deep); padding: 16px 16px 18px; }
.td-brief-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 14px; }
.td-stamp {
  display: inline-block; background: var(--m-red); color: #fff;
  padding: 5px 10px; font-size: 11px; font-weight: 800; letter-spacing: .08em;
  text-transform: uppercase; transform: rotate(-1deg); white-space: nowrap;
}
.td-brief-count { font-size: 12.5px; font-weight: 700; color: var(--m-ink-soft); white-space: nowrap; }

.td-progress { display: flex; align-items: center; gap: 12px; margin-bottom: 6px; }
.td-progress-txt { font-size: 13px; font-weight: 600; color: var(--m-ink-soft); white-space: nowrap; }
.td-progress-txt strong { color: var(--m-ink); font-weight: 800; }
.td-bar { flex: 1; height: 10px; background: var(--m-paper); border: 1.5px solid var(--m-ink); overflow: hidden; }
.td-bar-fill { display: block; height: 100%; background: var(--m-hl); }

.td-stories { list-style: none; margin: 0 0 14px; padding: 0; }
.td-stories li + li { border-top: 1px solid var(--m-line); }
.td-story {
  display: grid; grid-template-columns: 24px 1fr auto; align-items: baseline; gap: 10px;
  padding: 12px 4px; text-decoration: none;
}
.td-story-check { align-self: center; }
.td-story-n { color: var(--m-red); font-size: 15px; font-weight: 800; }
.td-story-t { color: var(--m-body); font-size: 15px; font-weight: 600; line-height: 1.45; }
.td-story.is-read .td-story-t { color: var(--m-ink-soft); font-weight: 500; }
.td-story-check {
  width: 20px; height: 20px; background: var(--m-hl); border: 1.5px solid var(--m-ink);
  display: grid; place-items: center; color: var(--m-ink); transform: rotate(-3deg);
}
@media (hover: hover) {
  .td-story { transition: transform .12s ease, box-shadow .12s ease; }
  .td-story:hover { transform: translate(-2px, -2px); box-shadow: 4px 4px 0 var(--m-hl); outline: 1.5px solid var(--m-ink); background: #fff; }
}

.td-btn {
  display: flex; align-items: center; justify-content: center; gap: 8px;
  min-height: 48px; padding: 12px 18px; border-radius: 10px;
  font-size: 14.5px; font-weight: 800; text-decoration: none; white-space: nowrap;
  border: 2px solid var(--m-ink);
}
.td-btn-ink { background: var(--m-ink); color: #fff; }
@media (hover: hover) {
  .td-btn { transition: transform .12s ease, box-shadow .12s ease; }
  .td-btn:hover { transform: translate(-1px, -1px); box-shadow: 3px 3px 0 var(--m-hl); }
}
.td-empty { margin: 0; font-size: 14.5px; font-weight: 500; color: var(--m-ink-soft); line-height: 1.6; }

/* ---- quiz + streak duo ---- */
.td-duo { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.td-quiz, .td-streak {
  display: flex; flex-direction: column; gap: 4px; min-height: 128px;
  border: 2px solid var(--m-ink); padding: 14px; text-decoration: none;
}
.td-quiz { background: #fff; box-shadow: 6px 6px 0 var(--m-paper-deep); color: var(--m-ink); }
.td-streak { background: var(--m-ink); box-shadow: 6px 6px 0 var(--m-hl); }
.td-card-over { font-size: 11px; font-weight: 800; letter-spacing: .08em; text-transform: uppercase; color: var(--m-ink-soft); }
.td-card-over-y { color: var(--m-hl); }
.td-quiz-cta { font-size: 21px; font-weight: 800; letter-spacing: -.01em; }
.td-card-cap { font-size: 12px; font-weight: 500; color: var(--m-ink-soft); line-height: 1.45; }
.td-card-cap-y { color: rgba(255,255,255,.75); }
.td-quiz-go {
  margin-top: auto; align-self: flex-start;
  background: var(--m-hl); border: 2px solid var(--m-ink); border-radius: 10px;
  padding: 7px 16px; font-size: 13px; font-weight: 800;
}
.td-quiz-done { display: flex; align-items: center; gap: 7px; font-size: 15px; font-weight: 800; color: var(--m-ink); white-space: nowrap; }
.td-quiz-done svg { color: var(--m-red); flex-shrink: 0; }
.td-streak-n { font-size: 42px; font-weight: 800; line-height: 1; color: var(--m-hl); }
.td-streak-flame { color: var(--m-hl); }
@media (hover: hover) {
  .td-quiz { transition: transform .12s ease, box-shadow .12s ease; }
  .td-quiz:hover { transform: translate(-1px, -1px); box-shadow: 7px 7px 0 var(--m-hl); }
}

/* ---- browse by syllabus ---- */
.td-sec-head { display: flex; align-items: baseline; justify-content: space-between; gap: 12px; margin-bottom: 12px; }
.td-h2 { margin: 0; font-size: 21px; font-weight: 800; letter-spacing: -.015em; color: var(--m-ink); }
.td-link { color: var(--m-ink); font-size: 13px; font-weight: 800; text-decoration: none; border-bottom: 3px solid var(--m-hl); padding-bottom: 1px; white-space: nowrap; }
.td-cat-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.td-cat {
  display: flex; flex-direction: column; gap: 2px; min-height: 44px;
  background: #fff; border: 1.5px solid rgba(25,31,51,.25); border-radius: 3px;
  padding: 11px 12px; text-decoration: none;
}
.td-cat-name { color: var(--m-ink); font-size: 13.5px; font-weight: 700; line-height: 1.35; }
.td-cat-meta { color: var(--m-ink-soft); font-size: 11.5px; font-weight: 600; }
@media (hover: hover) {
  .td-cat { transition: transform .12s ease, box-shadow .12s ease; }
  .td-cat:hover { transform: translate(-2px, -2px); box-shadow: 4px 4px 0 var(--m-hl); border-color: var(--m-ink); }
}

/* ---- lifetime stats ---- */
.td-stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; }
.td-stat {
  display: flex; flex-direction: column; align-items: center; gap: 2px;
  background: var(--m-paper-deep); border: 1.5px solid rgba(25,31,51,.2);
  padding: 14px 8px;
}
.td-stat-n { font-size: 24px; font-weight: 800; color: var(--m-ink); }
.td-stat-l { font-size: 11px; font-weight: 700; letter-spacing: .06em; text-transform: uppercase; color: var(--m-ink-soft); }

@media (prefers-reduced-motion: reduce) {
  .td-story, .td-btn, .td-quiz, .td-cat { transition: none; }
  .td-story:hover, .td-btn:hover, .td-quiz:hover, .td-cat:hover { transform: none; }
}

@media (min-width: 900px) {
  .mgb-today { gap: 30px; padding-top: 16px; }
  .td-cat-grid { grid-template-columns: repeat(4, 1fr); }
}

/* ============================================================================
   Auth widget + modal (injected by auth.js) — Marginalia Bold, overriding the
   Companion+ styles from the public style.css. Mirrors home-marginalia.css.
   ============================================================================ */
.lms-body #cw-user-slot { display: flex; align-items: center; gap: 8px; min-height: 36px; }
.lms-body .cw-user-btn {
  width: 36px; height: 36px; border: 2px solid var(--m-hl); border-radius: 50%;
  background: var(--m-hl); cursor: pointer; display: grid; place-items: center; padding: 0;
}
.lms-body .cw-user-avatar { font-weight: 800; font-size: 15px; color: var(--m-ink); font-family: var(--m-font); background: none; }
.lms-body .cw-user-dropdown {
  display: none; position: absolute; right: 0; top: calc(100% + 12px); min-width: 220px;
  background: #fff; color: var(--m-ink); border: 2px solid var(--m-ink);
  box-shadow: 6px 6px 0 var(--m-paper-deep); border-radius: 0; padding: 6px; z-index: 60;
  font-family: var(--m-font);
}
.lms-body .cw-user-dropdown.open { display: block; }
.lms-body .cw-user-name { font-weight: 800; font-size: 14.5px; color: var(--m-ink); }
.lms-body .cw-user-email { font-size: 12px; color: var(--m-ink-soft); font-weight: 600; }
.lms-body .cw-dropdown-divider { height: 2px; background: var(--m-line); margin: 4px 0; }
.lms-body .cw-dropdown-item {
  display: flex; align-items: center; gap: 10px; width: 100%; padding: 10px 12px;
  font-size: 14px; font-weight: 700; color: var(--m-ink); background: none; border: none;
  border-radius: 0; cursor: pointer; font-family: inherit; text-align: left;
}
.lms-body .cw-dropdown-item:hover { background: var(--m-hl-soft); color: var(--m-ink); }
.lms-body .cw-logout-btn, .lms-body .cw-logout-btn:hover { color: var(--m-red); }
.lms-body .cw-modal {
  background: var(--m-paper); border: 2px solid var(--m-ink); border-radius: 0;
  box-shadow: 8px 8px 0 var(--m-hl); font-family: var(--m-font);
}
.lms-body .cw-modal input {
  border: 2px solid var(--m-ink); border-radius: 10px; background: #fff; color: var(--m-ink);
}
.lms-body .cw-modal input:focus { outline: none; border-color: var(--m-red); box-shadow: 3px 3px 0 var(--m-hl); }
.lms-body .cw-submit-btn {
  background: var(--m-ink); border: 2px solid var(--m-ink); border-radius: 10px; color: var(--m-paper);
}

@media (min-width: 900px) {
  .bf-chips { flex-wrap: wrap; overflow: visible; margin: 0; padding: 2px 0 6px; }
}

/* ---- course-nav rail: hidden on mobile, persistent left column on desktop ---- */
.bf-rail { display: none; }
@media (min-width: 1024px) {
  .bf-arch { display: none; }
  .lms-course { display: grid; grid-template-columns: 250px minmax(0, 1fr); gap: 30px; align-items: start; max-width: 1010px; }
  .bf-rail {
    display: block; position: sticky; top: 20px;
    max-height: calc(100vh - 40px); overflow-y: auto;
    background: #fff; border: 2px solid var(--m-ink); box-shadow: 4px 4px 0 var(--m-paper-deep);
    padding: 14px 12px 16px; font-family: var(--m-font);
  }
  .bf-rail-over {
    display: block; font-size: 11.5px; font-weight: 800; letter-spacing: .09em;
    text-transform: uppercase; color: var(--m-red); padding: 0 8px; margin-bottom: 6px;
  }
  .bf-rail .lms-tree-toggle { min-height: 40px; padding: 7px 8px; }
  .bf-rail .lms-tree-day { min-height: 36px; padding: 7px 9px; }
}

/* ---- Bookmarks ---- */
.lms-bm { max-width: 720px; margin: 0 auto; font-family: var(--m-font); color: var(--m-ink); }
.lms-bm a:focus-visible { outline: 3px solid var(--m-red); outline-offset: 2px; }
.bm-ic { color: var(--m-red); align-self: center; display: grid; place-items: center; }
.qz-btn-ink, .qz-back, .vt-stub { font-family: var(--m-font); }

/* vault bucket head: title on its own line at phone widths */
@media (max-width: 699px) {
  .lms-bucket-head { flex-wrap: wrap; }
  .lms-bucket-title { flex: 1 1 100%; }
  .lms-bucket-count { margin-right: auto; }
}

/* the hidden attribute must always win over component display rules */
.lms-body [hidden] { display: none !important; }

/* forgot-password affordances (auth modal, LMS shell) */
.lms-body .cw-forgot-link { display: block; margin-top: 8px; background: none; border: none; padding: 0; cursor: pointer; font-family: var(--m-font); font-size: 12.5px; font-weight: 700; color: var(--m-ink-soft); text-decoration: underline; text-underline-offset: 3px; }
.lms-body .cw-forgot-link:hover { color: var(--m-red); }
.lms-body .cw-forgot-note { font-size: 14px; font-weight: 500; color: var(--m-body); line-height: 1.65; margin: 0 0 14px; }