/* ============================================================
   Sofia — unified slate/copper theme
   ============================================================ */
:root {
  /* Core palette */
  --navy:        #243547;
  --navy-deep:   #1a2733;
  --steel:       #3f6f95;
  --slate:       #a6b7c6;
  --copper:      #825842;
  --copper-warm: #9a6a52;

  --ink:         #243547;
  --ink-soft:    #4a5b6e;
  --ink-mute:    #7a8898;

  --paper-pure:  #ffffff;
  --paper-warm:  #f5f3f3;
  --paper:       #ece9e9;
  --paper-deep:  #e2dede;

  --rule:        #c8ced5;
  --rule-soft:   #dcdfe3;

  /* Subject colors — derived from the core palette, harmonized */
  --subj-cs:        #3f6f95;
  --subj-math:      #2d4f6b;
  --subj-science:   #4a7a5e;
  --subj-english:   #825842;
  --subj-history:   #8b6f3a;
  --subj-arts:      #7d4e6a;
  --subj-language:  #4a6e7c;
  --subj-social:    #6b5e7c;
  --subj-capstone:  #4a4a4a;

  /* Type stacks */
  --sans: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Arial, sans-serif;
  --mono: 'IBM Plex Mono', 'SF Mono', Consolas, monospace;

  /* Page frame — shared centered column for header / content / footer */
  --site-frame-max: 1440px;

  /* Chrome surface — header & footer use a deep slate against the warm body */
  --chrome-bg:        var(--navy);
  --chrome-bg-edge:   var(--navy-deep);
  --chrome-ink:       var(--paper-pure);
  --chrome-ink-soft:  var(--slate);
  --chrome-ink-mute:  #8898a8;

  /* Legacy token aliases — preserved so existing pages keep rendering. */
  --page:        var(--paper);
  --content-bg:  var(--paper-pure);
  --surface:     var(--paper-warm);
  --accent:      var(--copper);
  --serif:       var(--sans);
}

*, *::before, *::after { box-sizing: border-box; }

html, body { margin: 0; padding: 0; }

body {
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 14px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  font-feature-settings: "ss01", "cv11";
}

a { color: inherit; }

/* ---------- Header ---------- */

/* ---------- Site frame — light continuous column ----------
   .site-header / page-app / .site-footer all share max-width and navy
   side-borders so they read as one stacked frame.
   ---------------------------------------------------------- */

body {
  background: #d9dde3;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

.content {
  flex: 1;
  display: flex;
  flex-direction: column;
}

.content > .cat-app,
.content > .cv-app,
.content > .gen-app { flex: 1; }

.site-header,
.site-footer {
  background: var(--chrome-bg);
  color: var(--chrome-ink-soft);
}

/* Shared centered column. Body stays full-bleed so the page background
   fills the viewport; header / main / footer cap at --site-frame-max
   and center themselves inside it. */
.site-header,
.content,
.site-footer {
  width: 100%;
  max-width: var(--site-frame-max);
  margin-left: auto;
  margin-right: auto;
}

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 36px;
  gap: 1rem;
  border-bottom: 1px solid var(--chrome-bg-edge);
  color: var(--chrome-ink-soft);
}

.site-header__left {
  display: flex;
  align-items: center;
  gap: 22px;
}

.wordmark {
  font-family: var(--sans);
  font-size: 32px;
  font-weight: 700;
  letter-spacing: -0.025em;
  color: var(--chrome-ink);
  text-decoration: none;
  letter-spacing: .25px;
}

.header-rule {
  display: inline-block;
  width: 1px;
  height: 18px;
  background: rgba(255, 255, 255, 0.18);
  align-self: center;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 18px;
}

.site-nav__link {
  font-family: var(--mono);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--chrome-ink-soft);
  text-decoration: none;
  padding: 4px 0;
  border-bottom: 1.5px solid transparent;
  transition: color 0.15s ease, border-color 0.15s ease;
}

.site-nav__link:hover { color: var(--chrome-ink); }

.site-nav__link.is-active {
  color: var(--chrome-ink);
  border-bottom-color: var(--copper);
}

.site-header__right {
  display: flex;
  align-items: center;
  gap: 12px;
}

.btn-link {
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--chrome-ink-soft);
  background: transparent;
  border: none;
  text-decoration: none;
  padding: 8px 12px;
  border-radius: 3px;
  cursor: pointer;
  transition: color 0.15s ease;
}

.btn-link:hover { color: var(--chrome-ink); }

.btn-primary {
  display: inline-block;
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--paper-pure);
  background: var(--copper);
  padding: 8px 14px;
  border-radius: 3px;
  border: none;
  text-decoration: none;
  cursor: pointer;
  transition: background 0.15s ease;
}

.btn-primary:hover { background: #6f4938; }

.btn-primary--block { display: block; width: 100%; text-align: center; padding: 10px 14px; font-size: 12px; }

.btn-danger {
  display: inline-block;
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--paper-pure);
  background: #8b3a3a;
  padding: 8px 14px;
  border-radius: 3px;
  border: none;
  text-decoration: none;
  cursor: pointer;
  transition: background 0.15s ease;
}

.btn-danger:hover { background: #a14747; }

/* ---------- Account chip (header) ---------- */

.account-chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 4px 6px 4px 12px;
  border: 1px solid var(--rule);
  border-radius: 999px;
  background: var(--paper-pure);
  text-decoration: none;
  color: var(--ink);
  transition: border-color 0.15s ease;
}

.account-chip:hover { border-color: var(--steel); }

.account-chip__text {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  line-height: 1.15;
}

.account-chip__name {
  font-size: 12px;
  font-weight: 500;
  color: var(--navy);
}

.account-chip__org {
  font-family: var(--mono);
  font-size: 9.5px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-mute);
}

.account-chip__avatar {
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: var(--copper);
  color: var(--paper-pure);
  font-size: 10.5px;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  letter-spacing: 0.02em;
}

/* ---------- Content shell ----------
   Transparent by default. The catalog provides its own framed surface
   via .cat-app; other pages get a default navy-bordered surface so they
   match the catalog's framing.
   ---------------------------------- */

.content {
  padding: 0;
}

.content:not(:has(> .cat-app, > .gen-app, > .cv-app, > .landing)) {
  padding: 36px 48px 60px;
  background: var(--paper);
  min-height: calc(100vh - 240px);
}

/* ---------- Page heading (used on non-catalog pages) ---------- */

.page-heading { padding-bottom: 1.25rem; }

.page-heading--with-action {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1.5rem;
}

.page-heading--with-action > div { min-width: 0; }

.page-heading__eyebrow {
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--steel);
  margin: 0;
  display: flex;
  align-items: center;
  gap: 10px;
}

.page-heading__eyebrow::before {
  content: "";
  width: 24px;
  height: 1px;
  background: var(--steel);
}

.page-heading__title {
  font-family: var(--sans);
  font-size: 28px;
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--navy);
  margin: 8px 0 0;
}

.page-heading__title--small { font-size: 22px; }

/* ---------- Subject pills (legacy filter, still used as a generic chip) ---------- */

.subject-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  padding-bottom: 1.5rem;
  margin: 0;
  list-style: none;
}

.subject-pill {
  font-family: var(--mono);
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-soft);
  background: var(--paper-pure);
  border: 1px solid var(--rule);
  border-radius: 999px;
  padding: 7px 12px;
  cursor: pointer;
  transition: all 0.15s ease;
}

.subject-pill:hover { border-color: var(--steel); color: var(--navy); }

.subject-pill[aria-pressed="true"] {
  background: var(--navy);
  color: var(--paper-pure);
  border-color: var(--navy);
}

/* ============================================================
   Catalog
   ============================================================ */

.cat-app {
  padding: 28px 36px 40px;
  background: var(--paper);
  font-family: var(--sans);
  color: var(--ink);
  line-height: 1.5;
  min-height: calc(100vh - 240px);
}

/* ---------- Catalog header ---------- */
.cat-header {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 32px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--navy);
  margin-bottom: 24px;
  align-items: end;
}

.cat-eyebrow {
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--steel);
  margin: 0 0 10px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.cat-eyebrow::before {
  content: "";
  width: 24px;
  height: 1px;
  background: var(--steel);
}

.cat-title {
  font-family: var(--sans);
  font-weight: 600;
  font-size: 32px;
  line-height: 1.05;
  letter-spacing: -0.025em;
  color: var(--navy);
  margin: 0;
}

.cat-title span {
  font-weight: 300;
  color: var(--steel);
}

.cat-description {
  font-size: 14.5px;
  line-height: 1.55;
  color: var(--ink-soft);
  max-width: 62ch;
  font-weight: 400;
  margin: 10px 0 0;
}

.cat-stats {
  display: flex;
  gap: 28px;
  padding-bottom: 4px;
}

.cat-stat { text-align: right; }

.cat-stat-num {
  font-size: 26px;
  line-height: 1;
  font-weight: 600;
  color: var(--navy);
  letter-spacing: -0.02em;
}

.cat-stat-label {
  font-family: var(--mono);
  font-size: 9.5px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ink-mute);
  margin-top: 6px;
  font-weight: 500;
}

/* ---------- Toolbar ---------- */
.cat-toolbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0 0 20px;
  margin-bottom: 4px;
  gap: 20px;
  flex-wrap: wrap;
}

.cat-search {
  position: relative;
  flex: 1;
  max-width: 360px;
}

.cat-search input {
  width: 100%;
  border: 1px solid var(--rule);
  background: var(--paper-pure);
  padding: 10px 14px 10px 36px;
  font-family: var(--sans);
  font-size: 13.5px;
  color: var(--ink);
  border-radius: 4px;
  outline: none;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.cat-search input:focus {
  border-color: var(--steel);
  box-shadow: 0 0 0 3px rgba(63, 111, 149, 0.15);
}

.cat-search input::placeholder {
  color: var(--ink-mute);
}

.cat-search-icon {
  position: absolute;
  left: 12px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--ink-mute);
  pointer-events: none;
}

.cat-filters {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}

.cat-filter {
  font-family: var(--mono);
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  background: var(--paper-pure);
  border: 1px solid var(--rule);
  color: var(--ink-soft);
  padding: 7px 12px;
  border-radius: 999px;
  cursor: pointer;
  transition: all 0.15s ease;
}

.cat-filter:hover {
  border-color: var(--steel);
  color: var(--navy);
}

.cat-filter.is-active {
  background: var(--navy);
  color: var(--paper-pure);
  border-color: var(--navy);
}

/* ---------- Subject section ---------- */
.cat-subject { margin-bottom: 44px; }

.cat-subject[hidden] { display: none; }

.cat-subject-header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  padding: 12px 0 14px;
  border-bottom: 2px solid var(--subject-color, var(--navy));
  margin-bottom: 20px;
  position: relative;
}

.cat-subject-header::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  width: 60px;
  height: 4px;
  background: var(--subject-color, var(--navy));
}

.cat-subject-meta {
  display: flex;
  align-items: baseline;
  gap: 14px;
}

.cat-subject-num {
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--subject-color, var(--navy));
}

.cat-subject-name {
  font-family: var(--sans);
  font-size: 22px;
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--navy);
  margin: 0;
}

.cat-subject-count {
  font-family: var(--mono);
  font-size: 10px;
  color: var(--ink-mute);
  letter-spacing: 0.08em;
  font-weight: 500;
}

/* ---------- Course grid ---------- */
.cat-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 16px;
}

.cat-card {
  display: flex;
  flex-direction: column;
  height: 220px;
  background: var(--paper-pure);
  border: 1px solid var(--rule);
  border-radius: 4px;
  cursor: pointer;
  transition: transform 0.18s ease, box-shadow 0.18s ease, border-color 0.18s ease;
  overflow: hidden;
  position: relative;
  text-align: left;
  font-family: inherit;
  color: inherit;
  text-decoration: none;
  padding: 0;
}

.cat-card[hidden] { display: none; }

.cat-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--subject-color, var(--navy));
  transition: height 0.18s ease;
}

.cat-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 2px 4px rgba(36, 53, 71, 0.08), 0 12px 28px rgba(36, 53, 71, 0.10);
  border-color: var(--subject-color, var(--steel));
}

.cat-card:hover::before { height: 6px; }

.cat-card-body {
  padding: 22px 18px 14px;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.cat-card-tag {
  font-family: var(--mono);
  font-size: 9.5px;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--subject-color, var(--navy));
  margin-bottom: 8px;
}

.cat-card-title {
  font-family: var(--sans);
  font-size: 17px;
  font-weight: 600;
  line-height: 1.25;
  letter-spacing: -0.015em;
  margin: 0 0 8px;
  color: var(--navy);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.cat-card-desc {
  font-size: 13px;
  line-height: 1.45;
  color: var(--ink-soft);
  flex: 1;
  margin: 0;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.cat-card-foot {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px 18px;
  border-top: 1px solid var(--rule-soft);
  background: var(--paper-warm);
}

.cat-card-meta {
  display: flex;
  gap: 12px;
  font-family: var(--mono);
  font-size: 10px;
  color: var(--ink-mute);
  letter-spacing: 0.04em;
  font-weight: 500;
}

.cat-card-meta b {
  font-weight: 600;
  color: var(--ink-soft);
}

.cat-card-arrow {
  font-size: 18px;
  font-weight: 400;
  color: var(--subject-color, var(--navy));
  transition: transform 0.2s ease;
  line-height: 1;
}

.cat-card:hover .cat-card-arrow { transform: translateX(3px); }

/* ---------- Empty state ---------- */
.cat-empty {
  padding: 60px 20px;
  text-align: center;
  color: var(--ink-mute);
  font-size: 14px;
  border: 1px dashed var(--rule);
  border-radius: 4px;
  background: var(--paper-pure);
}

/* ---------- Card fade-in ---------- */
@keyframes catFadeIn {
  from { opacity: 0; transform: translateY(6px); }
  to   { opacity: 1; transform: translateY(0); }
}

.cat-grid .cat-card { animation: catFadeIn 0.35s ease-out backwards; }
.cat-grid .cat-card:nth-child(1) { animation-delay: 0.02s; }
.cat-grid .cat-card:nth-child(2) { animation-delay: 0.05s; }
.cat-grid .cat-card:nth-child(3) { animation-delay: 0.08s; }
.cat-grid .cat-card:nth-child(4) { animation-delay: 0.11s; }
.cat-grid .cat-card:nth-child(5) { animation-delay: 0.14s; }
.cat-grid .cat-card:nth-child(6) { animation-delay: 0.17s; }

/* ============================================================
   Generator (Compose Content) — three-column workspace
   ============================================================ */

:root {
  --highlight:    #e8eef4;
  --copper-soft:  #a87862;
  --copper-tint:  #f0e6df;
}

.gen-app {
  padding: 28px 36px 32px;
  background: var(--paper);
  display: flex;
  flex-direction: column;
  font-family: var(--sans);
  color: var(--ink);
  min-height: calc(100vh - 240px);
}

/* ---------- Header — aligned with .cv-header / .cat-header ---------- */
.gen-header {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 32px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--navy);
  margin-bottom: 18px;
  align-items: start;
}

.gen-eyebrow {
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--steel);
  margin: 0 0 8px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.gen-eyebrow::before {
  content: "";
  width: 24px;
  height: 1px;
  background: var(--steel);
}

.gen-title {
  font-family: var(--sans);
  font-size: 32px;
  line-height: 1.05;
  font-weight: 600;
  letter-spacing: -0.025em;
  color: var(--navy);
  margin: 0;
}

.gen-title span { font-weight: 300; color: var(--steel); }

.gen-description {
  font-size: 14.5px;
  line-height: 1.55;
  color: var(--ink-soft);
  max-width: 62ch;
  margin: 10px 0 0;
}

.gen-stats {
  display: flex;
  gap: 28px;
  padding-top: 8px;
}

.gen-stat { text-align: right; }

.gen-stat-num {
  font-size: 26px;
  line-height: 1;
  font-weight: 600;
  color: var(--navy);
  letter-spacing: -0.02em;
}

.gen-stat-label {
  font-family: var(--mono);
  font-size: 9.5px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ink-mute);
  margin-top: 6px;
  font-weight: 500;
}

/* ---------- Workspace ---------- */
.gen-workspace {
  display: grid;
  grid-template-columns: 280px 320px 1fr;
  height: calc(100vh - 320px);
  min-height: 600px;
  border: 1px solid var(--rule);
  background: var(--paper-pure);
  border-radius: 4px;
  overflow: hidden;
}

.gen-col {
  background: var(--paper-pure);
  display: flex;
  flex-direction: column;
  min-height: 0;
}

.gen-col + .gen-col {
  border-left: 1px solid var(--rule);
}

.gen-col-head {
  padding: 11px 16px 9px;
  border-bottom: 1px solid var(--rule);
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  background: var(--paper-pure);
  flex-shrink: 0;
}

.gen-col-step {
  font-family: var(--mono);
  font-size: 9.5px;
  font-weight: 600;
  letter-spacing: 0.16em;
  color: var(--steel);
  margin-right: 8px;
}

.gen-col-label {
  font-size: 14px;
  font-weight: 600;
  letter-spacing: -0.01em;
  color: var(--navy);
}

.gen-col-meta {
  font-family: var(--mono);
  font-size: 10px;
  color: var(--ink-mute);
  letter-spacing: 0.06em;
  font-weight: 500;
}

.gen-col-body {
  flex: 1;
  overflow-y: auto;
  overflow-x: hidden;
  scrollbar-width: thin;
  scrollbar-color: var(--rule) transparent;
}

.gen-col-body::-webkit-scrollbar { width: 8px; }
.gen-col-body::-webkit-scrollbar-track { background: transparent; }
.gen-col-body::-webkit-scrollbar-thumb {
  background: var(--rule);
  border-radius: 4px;
  border: 2px solid var(--paper-pure);
}

/* ---------- Column 1: Scope ---------- */
.scope-summary {
  padding: 12px 16px;
  background: var(--highlight);
  border-bottom: 1px solid var(--rule-soft);
  font-size: 13px;
  color: var(--ink-soft);
  line-height: 1.4;
  flex-shrink: 0;
}

.scope-summary b { font-weight: 600; color: var(--navy); }

.scope-clear {
  font-family: var(--mono);
  font-size: 9px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--copper);
  cursor: pointer;
  border: none;
  background: transparent;
  padding: 0;
  margin-left: 6px;
  text-decoration: underline;
  font-weight: 600;
}

.scope-clear:hover { color: var(--navy); }

.scope-mode {
  display: flex;
  padding: 8px 10px;
  gap: 4px;
  border-bottom: 1px solid var(--rule-soft);
  background: var(--paper-pure);
  flex-shrink: 0;
}

.scope-mode-btn {
  flex: 1;
  font-family: var(--mono);
  font-size: 9.5px;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  background: var(--paper-pure);
  border: 1px solid var(--rule);
  color: var(--ink-soft);
  padding: 6px 8px;
  border-radius: 3px;
  cursor: pointer;
  transition: all 0.15s ease;
}

.scope-mode-btn:hover { border-color: var(--steel); color: var(--navy); }

.scope-mode-btn.is-active {
  background: var(--navy);
  color: var(--paper-pure);
  border-color: var(--navy);
}

.unit-block { border-bottom: 1px solid var(--rule-soft); }

.unit-row {
  display: flex;
  align-items: center;
  padding: 9px 14px 9px 12px;
  cursor: pointer;
  background: var(--paper-warm);
  border: none;
  width: 100%;
  text-align: left;
  font-family: inherit;
  color: inherit;
  transition: background 0.15s ease;
}

.unit-row:hover { background: var(--paper-deep); }

.unit-toggle {
  width: 14px;
  height: 14px;
  margin-right: 8px;
  color: var(--ink-mute);
  transition: transform 0.18s ease;
  flex-shrink: 0;
}

.unit-row.is-open .unit-toggle { transform: rotate(90deg); }

.unit-num {
  font-family: var(--mono);
  font-size: 9.5px;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: var(--ink-mute);
  margin-right: 8px;
  flex-shrink: 0;
}

.unit-name {
  font-size: 13px;
  font-weight: 500;
  flex: 1;
  line-height: 1.25;
  color: var(--navy);
}

.unit-count {
  font-family: var(--mono);
  font-size: 9.5px;
  color: var(--ink-mute);
  margin-left: 8px;
  flex-shrink: 0;
  font-weight: 500;
}

.unit-count.has-selected {
  color: var(--steel);
  font-weight: 600;
}

.topic-list {
  display: none;
  background: var(--paper-pure);
}

.unit-row.is-open + .topic-list { display: block; }

.topic-row {
  display: flex;
  align-items: flex-start;
  padding: 8px 14px 8px 32px;
  cursor: pointer;
  border-top: 1px solid var(--rule-soft);
  transition: background 0.12s ease;
  gap: 8px;
  background: transparent;
  border-left: none;
  border-right: none;
  border-bottom: none;
  width: 100%;
  text-align: left;
  font-family: inherit;
  color: inherit;
}

.topic-row:hover,
.topic-row.is-selected { background: var(--highlight); }

.topic-check {
  width: 14px;
  height: 14px;
  border: 1px solid var(--ink-mute);
  border-radius: 2px;
  margin-top: 2px;
  flex-shrink: 0;
  background: var(--paper-pure);
  position: relative;
  transition: all 0.12s ease;
}

.topic-row.is-selected .topic-check,
.unit-row.is-selected .topic-check {
  background: var(--steel);
  border-color: var(--steel);
}

.topic-row.is-selected .topic-check::after,
.unit-row.is-selected .topic-check::after {
  content: "";
  position: absolute;
  left: 3px;
  top: 0;
  width: 4px;
  height: 8px;
  border: solid var(--paper-pure);
  border-width: 0 1.5px 1.5px 0;
  transform: rotate(45deg);
}

.topic-num {
  font-family: var(--mono);
  font-size: 9.5px;
  font-weight: 600;
  color: var(--steel);
  flex-shrink: 0;
  line-height: 1.5;
}

.topic-name {
  font-size: 12.5px;
  line-height: 1.35;
  color: var(--ink-soft);
  flex: 1;
}

.topic-row.is-selected .topic-name {
  color: var(--navy);
  font-weight: 500;
}

.unit-row.is-selected { background: var(--highlight); }
.unit-row.is-selected .unit-name { color: var(--navy); font-weight: 600; }

/* ---------- Column 2: Artifacts ---------- */
.artifact-hint {
  padding: 10px 14px;
  background: var(--copper-tint);
  border-bottom: 1px solid var(--rule-soft);
  font-size: 12px;
  color: var(--copper);
  line-height: 1.4;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  gap: 8px;
}

.artifact-hint svg { flex-shrink: 0; color: var(--copper); }

.artifact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
}

.artifact-card {
  padding: 12px 12px 11px;
  border-right: 1px solid var(--rule-soft);
  border-bottom: 1px solid var(--rule-soft);
  cursor: pointer;
  background: var(--paper-pure);
  border-top: none;
  border-left: none;
  text-align: left;
  font-family: inherit;
  color: inherit;
  transition: background 0.15s ease;
  position: relative;
  min-height: 96px;
  display: flex;
  flex-direction: column;
}

.artifact-card:nth-child(2n) { border-right: none; }

.artifact-card:hover { background: var(--paper-warm); }

.artifact-card.is-queued { background: var(--highlight); }

.artifact-card.is-queued::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  background: var(--steel);
}

.artifact-card.is-active::after {
  content: "";
  position: absolute;
  inset: 0;
  border: 2px solid var(--copper);
  pointer-events: none;
}

.artifact-card-check {
  position: absolute;
  top: 8px;
  right: 8px;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--steel);
  color: var(--paper-pure);
  display: none;
  align-items: center;
  justify-content: center;
  font-size: 11px;
  font-weight: 700;
  font-family: var(--mono);
}

.artifact-card.is-queued .artifact-card-check { display: flex; }

.artifact-glyph {
  font-size: 16px;
  font-weight: 700;
  color: var(--steel);
  margin-bottom: 4px;
  line-height: 1;
  font-family: var(--mono);
  letter-spacing: -0.02em;
}

.artifact-card.is-queued .artifact-glyph { color: var(--copper); }

.artifact-name {
  font-size: 13.5px;
  font-weight: 600;
  line-height: 1.15;
  margin-bottom: 4px;
  letter-spacing: -0.01em;
  color: var(--navy);
}

.artifact-blurb {
  font-size: 11px;
  line-height: 1.35;
  color: var(--ink-mute);
  flex: 1;
}

/* ---------- Column 3: Configuration ---------- */
.queue-strip {
  padding: 10px 14px 12px;
  border-bottom: 1px solid var(--rule);
  background: var(--navy);
  color: var(--paper-pure);
  flex-shrink: 0;
}

.queue-strip-head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-bottom: 8px;
}

.queue-strip-label {
  font-family: var(--mono);
  font-size: 9.5px;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--slate);
}

.queue-strip-count {
  font-family: var(--mono);
  font-size: 10px;
  color: var(--slate);
  letter-spacing: 0.06em;
  font-weight: 500;
}

.queue-pills {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}

.queue-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 6px 5px 10px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 999px;
  font-size: 11.5px;
  font-weight: 500;
  color: var(--paper-pure);
  cursor: pointer;
  transition: all 0.15s ease;
  font-family: inherit;
}

.queue-pill:hover {
  background: rgba(255, 255, 255, 0.14);
  border-color: rgba(255, 255, 255, 0.3);
}

.queue-pill.is-active {
  background: var(--copper);
  border-color: var(--copper);
  color: var(--paper-pure);
}

.queue-pill .pill-glyph {
  font-family: var(--mono);
  font-size: 10px;
  font-weight: 700;
  color: var(--slate);
}

.queue-pill.is-active .pill-glyph { color: var(--copper-tint); }

.queue-pill .pill-x {
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.15);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 10px;
  line-height: 1;
  font-family: var(--mono);
  transition: background 0.12s ease;
}

.queue-pill .pill-x:hover { background: var(--copper); }

.queue-empty {
  padding: 8px 0;
  font-size: 12px;
  color: var(--slate);
  font-style: italic;
}

.config-section {
  padding: 14px 18px;
  border-bottom: 1px solid var(--rule-soft);
}

.config-section:last-child { border-bottom: none; }

.config-h {
  font-family: var(--mono);
  font-size: 9.5px;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ink-mute);
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.config-h::after {
  content: "";
  flex: 1;
  height: 1px;
  background: var(--rule-soft);
}

.knob-row {
  display: grid;
  grid-template-columns: 130px 1fr auto;
  gap: 12px;
  align-items: center;
  padding: 6px 0;
}

.knob-label {
  font-size: 13px;
  color: var(--navy);
  font-weight: 500;
}

.knob-hint {
  font-size: 11.5px;
  color: var(--ink-mute);
  display: block;
  margin-top: 2px;
  font-weight: 400;
}

.knob-value {
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 600;
  color: var(--steel);
  min-width: 50px;
  text-align: right;
}

.seg {
  display: flex;
  background: var(--paper-warm);
  border: 1px solid var(--rule);
  border-radius: 3px;
  padding: 2px;
  gap: 2px;
}

.seg-btn {
  flex: 1;
  font-family: var(--mono);
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  background: transparent;
  border: none;
  color: var(--ink-soft);
  padding: 5px 8px;
  border-radius: 2px;
  cursor: pointer;
  transition: all 0.12s ease;
}

.seg-btn:hover { color: var(--navy); }

.seg-btn.is-active {
  background: var(--navy);
  color: var(--paper-pure);
}

.qtype-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6px 16px;
}

.qtype-row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 8px;
  align-items: center;
  padding: 6px 0;
  border-bottom: 1px solid var(--rule-soft);
}

.qtype-label {
  font-size: 12.5px;
  color: var(--ink-soft);
  line-height: 1.2;
  transition: color 0.15s ease;
}

.qtype-row.is-on .qtype-label {
  color: var(--navy);
  font-weight: 600;
}

.qtype-stepper {
  display: flex;
  align-items: center;
  border: 1px solid var(--rule);
  border-radius: 3px;
  background: var(--paper-pure);
  height: 24px;
  overflow: hidden;
}

.qtype-row.is-on .qtype-stepper { border-color: var(--steel); }

.qtype-step {
  width: 22px;
  height: 22px;
  background: transparent;
  border: none;
  cursor: pointer;
  color: var(--ink-soft);
  font-family: var(--mono);
  font-size: 13px;
  font-weight: 600;
  transition: background 0.12s ease;
}

.qtype-step:hover {
  background: var(--paper-warm);
  color: var(--navy);
}

.qtype-count {
  width: 28px;
  text-align: center;
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 600;
  color: var(--navy);
  line-height: 22px;
}

.qtype-row.is-on .qtype-count { color: var(--steel); }

.config-empty {
  padding: 60px 32px;
  text-align: center;
  color: var(--ink-mute);
  font-size: 14px;
  line-height: 1.6;
}

.config-empty .empty-title {
  font-weight: 600;
  color: var(--navy);
  font-size: 15px;
  margin-bottom: 6px;
  display: block;
}

.config-note {
  padding: 10px 14px;
  background: var(--copper-tint);
  border-radius: 3px;
  font-size: 12.5px;
  color: var(--copper);
  line-height: 1.45;
  margin-bottom: 4px;
}

.config-note b { font-weight: 600; }

.check-row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 12px;
  align-items: center;
  padding: 8px 0;
  cursor: pointer;
}

.check-row:hover .check-box { border-color: var(--steel); }

.check-box {
  width: 16px;
  height: 16px;
  border: 1px solid var(--ink-mute);
  border-radius: 3px;
  background: var(--paper-pure);
  position: relative;
  transition: all 0.12s ease;
  flex-shrink: 0;
}

.check-box.is-on {
  background: var(--steel);
  border-color: var(--steel);
}

.check-box.is-on::after {
  content: "";
  position: absolute;
  left: 4px;
  top: 1px;
  width: 5px;
  height: 9px;
  border: solid var(--paper-pure);
  border-width: 0 1.5px 1.5px 0;
  transform: rotate(45deg);
}

.check-row:not(.is-on) .knob-label,
.check-row:not(.is-on) .knob-hint {
  color: var(--ink-mute);
}

/* ---------- Footer bar ---------- */
.gen-footer {
  margin-top: 14px;
  padding: 14px 20px;
  background: var(--navy);
  color: var(--paper-pure);
  border-radius: 4px;
  display: grid;
  grid-template-columns: auto 1fr auto auto;
  gap: 24px;
  align-items: center;
  flex-shrink: 0;
}

.footer-summary {
  display: flex;
  align-items: baseline;
  gap: 12px;
  flex-wrap: wrap;
}

.footer-summary-label {
  font-family: var(--mono);
  font-size: 9.5px;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--slate);
}

.footer-summary-value {
  font-size: 14px;
  color: var(--paper-pure);
  font-weight: 400;
}

.footer-summary-value b {
  font-weight: 600;
  color: var(--copper-soft);
}

.footer-warn {
  font-size: 12.5px;
  color: var(--copper-soft);
  text-align: center;
  font-weight: 500;
}

.footer-warn:empty { display: none; }

.footer-globals {
  display: flex;
  gap: 12px;
  align-items: center;
}

.footer-global-field {
  display: flex;
  align-items: center;
  gap: 6px;
  font-family: var(--mono);
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--slate);
}

.footer-global-field select {
  font-family: var(--sans);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0;
  text-transform: none;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.18);
  color: var(--paper-pure);
  padding: 5px 8px;
  border-radius: 3px;
  cursor: pointer;
}

.footer-toggle {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  cursor: pointer;
}

.footer-toggle input { accent-color: var(--copper); }

.gen-btn {
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  background: var(--copper);
  color: var(--paper-pure);
  border: none;
  padding: 12px 24px;
  border-radius: 3px;
  cursor: pointer;
  transition: all 0.18s ease;
  display: flex;
  align-items: center;
  gap: 10px;
}

.gen-btn:hover:not(:disabled) {
  background: var(--copper-soft);
  transform: translateX(1px);
}

.gen-btn:disabled {
  background: rgba(255, 255, 255, 0.15);
  color: var(--slate);
  cursor: not-allowed;
}

.gen-btn .arrow {
  font-size: 16px;
  font-weight: 400;
  letter-spacing: 0;
}

.gen-batch-note {
  margin: 12px 4px 0;
  font-size: 12.5px;
  line-height: 1.5;
  color: var(--ink-mute);
}
.gen-batch-note a { color: var(--copper); }
.gen-batch-note a:hover { color: var(--navy); }

@media (max-width: 1180px) {
  .gen-workspace { grid-template-columns: 240px 280px 1fr; }
  .qtype-grid { grid-template-columns: 1fr; }
}

@media (max-width: 920px) {
  .gen-app { padding: 16px; }
  .gen-workspace {
    grid-template-columns: 1fr;
  }
  .gen-col { min-height: 240px; max-height: 400px; }
  .gen-footer { grid-template-columns: 1fr; gap: 10px; text-align: center; }
  .gen-btn { justify-self: stretch; justify-content: center; }
}

/* ============================================================
   Course Viewer (Details) — three-pane workspace
   ============================================================ */

.cv-app {
  padding: 28px 36px 40px;
  background: var(--paper);
  font-family: var(--sans);
  color: var(--ink);
  display: flex;
  flex-direction: column;
  min-height: calc(100vh - 240px);
}

.cv-header {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 32px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--navy);
  margin-bottom: 18px;
  align-items: start;
}

.cv-eyebrow {
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--steel);
  margin: 0 0 8px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.cv-eyebrow::before {
  content: "";
  width: 24px;
  height: 1px;
  background: var(--steel);
}

.cv-title {
  font-family: var(--sans);
  font-weight: 600;
  font-size: 32px;
  line-height: 1.05;
  letter-spacing: -0.025em;
  color: var(--navy);
  margin: 0 0 8px;
}

.cv-title span { font-weight: 300; color: var(--steel); }

.cv-description {
  font-size: 14.5px;
  line-height: 1.55;
  color: var(--ink-soft);
  max-width: 62ch;
  margin: 0;
}

.cv-stats {
  display: flex;
  gap: 28px;
  padding-top: 8px;
}

.cv-stat { text-align: right; }

.cv-stat-num {
  font-size: 26px;
  line-height: 1;
  font-weight: 600;
  color: var(--navy);
  letter-spacing: -0.02em;
}

.cv-stat-label {
  font-family: var(--mono);
  font-size: 9.5px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ink-mute);
  margin-top: 6px;
  font-weight: 500;
}

.cv-header__right {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 16px;
}

.cv-workspace {
  display: grid;
  grid-template-columns: 260px 340px 1fr;
  height: calc(100vh - 420px);
  min-height: 560px;
  border: 1px solid var(--rule);
  background: var(--paper-pure);
  border-radius: 4px;
  overflow: hidden;
}

.cv-pane {
  overflow-y: auto;
  overflow-x: hidden;
  scrollbar-width: thin;
  scrollbar-color: var(--rule) transparent;
}

.cv-pane::-webkit-scrollbar { width: 8px; }
.cv-pane::-webkit-scrollbar-track { background: transparent; }
.cv-pane::-webkit-scrollbar-thumb {
  background: var(--rule);
  border-radius: 4px;
  border: 2px solid var(--paper-pure);
}

.cv-pane-header {
  position: sticky;
  top: 0;
  background: var(--paper-pure);
  padding: 12px 18px 10px;
  border-bottom: 1px solid var(--rule);
  z-index: 2;
  display: flex;
  justify-content: space-between;
  align-items: baseline;
}

.cv-pane-label {
  font-family: var(--mono);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ink-mute);
}

.cv-pane-count {
  font-family: var(--mono);
  font-size: 10px;
  color: var(--ink-mute);
  letter-spacing: 0.06em;
  font-weight: 500;
}

/* Units rail */
.cv-units {
  background: var(--paper-warm);
  border-right: 1px solid var(--rule);
}

.cv-units .cv-pane-header { background: var(--paper-warm); }

.cv-unit {
  display: block;
  width: 100%;
  text-align: left;
  background: transparent;
  border: none;
  padding: 12px 18px;
  border-bottom: 1px solid var(--rule-soft);
  cursor: pointer;
  transition: background 0.15s ease;
  position: relative;
  font-family: inherit;
  color: inherit;
}

.cv-unit:hover { background: rgba(63, 111, 149, 0.05); }

.cv-unit::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  background: transparent;
  transition: background 0.15s ease;
}

.cv-unit.is-active { background: var(--paper-pure); }
.cv-unit.is-active::before { background: var(--steel); }

.cv-unit-num {
  font-family: var(--mono);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.1em;
  color: var(--ink-mute);
  margin-bottom: 4px;
}

.cv-unit.is-active .cv-unit-num { color: var(--steel); }

.cv-unit-title {
  font-size: 14.5px;
  font-weight: 500;
  line-height: 1.25;
  letter-spacing: -0.01em;
  color: var(--navy);
  margin-bottom: 6px;
}

.cv-unit-meta {
  font-family: var(--mono);
  font-size: 10px;
  color: var(--ink-mute);
  letter-spacing: 0.04em;
  display: flex;
  gap: 10px;
  font-weight: 500;
}

.cv-unit-meta span::before {
  content: "·";
  margin-right: 10px;
  color: var(--rule);
}
.cv-unit-meta span:first-child::before { content: ""; margin: 0; }

/* Topics list */
.cv-topics {
  background: var(--paper-pure);
  border-right: 1px solid var(--rule);
}

.cv-unit-summary {
  padding: 14px 20px 16px;
  border-bottom: 1px solid var(--rule-soft);
  background: var(--highlight);
}

.cv-unit-summary-title {
  font-family: var(--mono);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--steel);
  margin-bottom: 6px;
}

.cv-unit-summary p {
  font-size: 13px;
  line-height: 1.5;
  color: var(--ink-soft);
  margin: 0;
}

.cv-unit-summary-desc.is-collapsed {
  display: -webkit-box;
  -webkit-line-clamp: 4;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.cv-unit-summary-toggle {
  margin-top: 6px;
  font-family: var(--mono);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--copper);
  background: transparent;
  border: none;
  padding: 0;
  cursor: pointer;
}

.cv-unit-summary-toggle:hover { color: var(--navy); }
.cv-unit-summary-toggle[hidden] { display: none; }

.cv-topic {
  display: block;
  width: 100%;
  text-align: left;
  background: transparent;
  border: none;
  padding: 11px 20px;
  border-bottom: 1px solid var(--rule-soft);
  cursor: pointer;
  transition: background 0.15s ease;
  font-family: inherit;
  color: inherit;
  position: relative;
}

.cv-topic:hover { background: rgba(63, 111, 149, 0.04); }

.cv-topic.is-active { background: var(--highlight); }

.cv-topic.is-active::after {
  content: "→";
  position: absolute;
  right: 16px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--steel);
  font-size: 16px;
}

.cv-topic-head {
  display: flex;
  align-items: baseline;
  gap: 10px;
  margin-bottom: 3px;
}

.cv-topic-num {
  font-family: var(--mono);
  font-size: 10px;
  font-weight: 600;
  color: var(--steel);
  letter-spacing: 0.04em;
  flex-shrink: 0;
}

.cv-topic-title {
  font-size: 14px;
  font-weight: 500;
  line-height: 1.3;
  letter-spacing: -0.005em;
  color: var(--navy);
}

.cv-topic-codes {
  font-family: var(--mono);
  font-size: 10px;
  color: var(--ink-mute);
  letter-spacing: 0.04em;
  margin-top: 3px;
  padding-left: 38px;
  font-weight: 500;
}

.cv-topic-codes b {
  font-weight: 600;
  color: var(--ink-soft);
}

/* Topic detail */
.cv-detail { background: var(--paper-pure); }

.cv-detail .cv-pane-header { padding: 12px 32px 10px; }

.cv-detail-inner {
  padding: 22px 32px 40px;
  max-width: 760px;
}

.cv-detail-eyebrow {
  font-family: var(--mono);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--steel);
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.cv-detail-eyebrow::after {
  content: "";
  flex: 1;
  height: 1px;
  background: var(--rule);
}

.cv-detail-title {
  font-family: var(--sans);
  font-size: 26px;
  line-height: 1.15;
  font-weight: 600;
  letter-spacing: -0.025em;
  margin: 0 0 14px;
  color: var(--navy);
  text-wrap: balance;
}

.cv-detail-desc-wrap {
  margin: 0 0 24px;
}

.cv-detail-desc {
  font-size: 14.5px;
  line-height: 1.6;
  color: var(--ink-soft);
  margin: 0;
  text-wrap: pretty;
}

.cv-detail-desc.is-collapsed {
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.cv-detail-desc-toggle {
  margin-top: 6px;
  font-family: var(--mono);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--copper);
  background: transparent;
  border: none;
  padding: 0;
  cursor: pointer;
}

.cv-detail-desc-toggle:hover { color: var(--navy); }
.cv-detail-desc-toggle[hidden] { display: none; }

.cv-codes-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.cv-code-block {
  border: 1px solid var(--rule);
  background: var(--paper-warm);
  padding: 14px 16px;
  border-radius: 4px;
}

.cv-code-block-head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  padding-bottom: 10px;
  margin-bottom: 10px;
  border-bottom: 1px solid var(--rule);
}

.cv-code-block-label {
  font-family: var(--mono);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--navy);
}

.cv-code-block-count {
  font-family: var(--mono);
  font-size: 10px;
  color: var(--ink-mute);
  font-weight: 500;
}

.cv-code-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin: 0;
  padding: 0;
}

.cv-code-item {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 10px;
  align-items: start;
}

.cv-code-tag {
  font-family: var(--mono);
  font-size: 10px;
  font-weight: 600;
  background: var(--steel);
  color: var(--paper-pure);
  padding: 2px 6px;
  border-radius: 2px;
  letter-spacing: 0.04em;
  line-height: 1.4;
  margin-top: 1px;
  white-space: nowrap;
}

.cv-code-block.is-ek .cv-code-tag { background: var(--copper); }

.cv-code-text {
  font-size: 13px;
  line-height: 1.45;
  color: var(--ink-soft);
}

.cv-detail-empty {
  padding: 60px 32px;
  text-align: center;
  color: var(--ink-mute);
  font-size: 14px;
  line-height: 1.6;
}

@media (max-width: 1100px) {
  .cv-workspace { grid-template-columns: 220px 300px 1fr; }
  .cv-codes-grid { grid-template-columns: 1fr; }
}

@media (max-width: 820px) {
  .cv-app { padding: 20px 20px 30px; }
  .cv-header { grid-template-columns: 1fr; gap: 16px; }
  .cv-stats { justify-content: flex-start; }
  .cv-stat { text-align: left; }
  .cv-workspace { grid-template-columns: 1fr; height: auto; }
  .cv-units, .cv-topics { border-right: none; border-bottom: 1px solid var(--rule); max-height: 280px; }
}

/* ============================================================
   Footer — light, framed, continuous with header/page
   ============================================================ */

.site-footer {
  border-top: 1px solid var(--chrome-bg-edge);
  padding: 28px 36px 20px;
  color: var(--chrome-ink-soft);
}

.site-footer__top {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 60px;
  padding-bottom: 22px;
  margin-bottom: 16px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
}

.site-footer__brand-wordmark {
  font-family: var(--sans);
  font-size: 22px;
  font-weight: 700;
  letter-spacing: -0.025em;
  color: var(--chrome-ink);
  margin-bottom: 4px;
}

.site-footer__tagline {
  font-family: var(--sans);
  font-size: 13px;
  font-weight: 400;
  font-style: italic;
  letter-spacing: 0;
  text-transform: none;
  color: var(--chrome-ink-soft);
  margin-top: 0;
}

.site-footer__columns {
  display: flex;
  gap: 60px;
  flex-wrap: wrap;
}

.footer-col__heading {
  font-family: var(--mono);
  font-size: 10px;
  font-weight: 600;
  color: var(--chrome-ink-mute);
  text-transform: uppercase;
  letter-spacing: 0.16em;
  margin: 0 0 10px;
}

.footer-col__link {
  display: block;
  font-size: 13px;
  color: var(--chrome-ink-soft);
  text-decoration: none;
  padding: 3px 0;
  transition: color 0.15s ease;
}

.footer-col__link:hover { color: var(--chrome-ink); }

.site-footer__bottom {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.5rem;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--chrome-ink-mute);
  font-weight: 500;
}

/* ---------- Responsive — narrow viewport tweaks ---------- */
@media (max-width: 820px) {
  .site-header { padding: 12px 18px; flex-wrap: wrap; gap: 12px; }
  .site-header__left { gap: 14px; flex-wrap: wrap; }
  .cat-app { padding: 20px 18px 40px; }
  .content:not(:has(> .cat-app, > .gen-app, > .cv-app, > .landing)) {
    padding: 24px 18px 40px;
  }
  .cat-header { grid-template-columns: 1fr; gap: 16px; }
  .cat-stats { justify-content: flex-start; }
  .cat-stat { text-align: left; }
  .cat-grid { grid-template-columns: 1fr; }
  .cat-card { height: auto; min-height: 180px; }
  .site-footer { padding: 24px 18px 18px; }
  .site-footer__top { grid-template-columns: 1fr; gap: 24px; }
  .site-footer__columns { flex-wrap: wrap; gap: 32px; }
  .site-footer__bottom { flex-direction: column; gap: 6px; }
}

/* ---------- My Courses (generated content, grouped by subject) ---------- */

.my-subjects {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.my-subject {
  border: 1px solid var(--rule);
  border-radius: 6px;
  background: var(--paper-pure);
  overflow: hidden;
  position: relative;
}

.my-subject::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  background: var(--subject-accent, var(--steel));
}

.my-subject[open] { background: var(--paper-pure); }

.my-subject__summary {
  cursor: pointer;
  padding: 12px 16px 12px 18px;
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 13px;
  list-style: none;
  background: var(--paper-warm);
  border-bottom: 1px solid transparent;
  transition: background 0.15s ease;
}

.my-subject[open] > .my-subject__summary {
  border-bottom-color: var(--rule);
}

.my-subject__summary:hover {
  background: var(--paper-deep);
}

.my-subject__summary::-webkit-details-marker { display: none; }

.my-subject__summary::before {
  content: "▸";
  font-size: 10px;
  color: var(--ink-soft);
  width: 10px;
  display: inline-block;
}

.my-subject[open] > .my-subject__summary::before { content: "▾"; }

.my-subject__title {
  font-weight: 500;
  color: var(--ink);
  flex: 1;
}

.my-subject__count {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--ink-soft);
}

.my-subject__list {
  list-style: none;
  margin: 0;
  padding: 6px 16px 12px 36px;
  display: flex;
  flex-direction: column;
}

.my-subject__item {
  display: grid;
  grid-template-columns: 1fr auto auto;
  align-items: center;
  gap: 14px;
  padding: 5px 0;
  border-top: 0.5px solid var(--rule);
  font-size: 13px;
}

.my-subject__item .my-subject__link {
  align-self: baseline;
}

.my-subject__item .my-subject__date {
  align-self: baseline;
}

.my-subject__item:first-child { border-top: none; }

.my-subject__link {
  color: var(--accent);
  text-decoration: none;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.my-subject__link:hover { text-decoration: underline; }

.my-subject__date {
  font-size: 11px;
  color: var(--ink-soft);
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
}

@media (max-width: 600px) {
  .my-subject__item {
    grid-template-columns: 1fr auto;
    gap: 2px 10px;
  }
  .my-subject__item .copy-btn {
    grid-row: 1 / span 2;
    grid-column: 2;
    align-self: center;
  }
}

/* ---------- Copy buttons (My Work + markdown viewer) ---------- */

.copy-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: transparent;
  border: 1px solid transparent;
  border-radius: 4px;
  padding: 4px 6px;
  cursor: pointer;
  color: var(--ink-mute);
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  line-height: 1;
  transition: color 0.15s ease, background 0.15s ease, border-color 0.15s ease;
}

.copy-btn:hover {
  color: var(--steel);
  background: var(--surface);
}

.copy-btn:focus-visible {
  outline: none;
  border-color: var(--steel);
  color: var(--steel);
}

.copy-btn:disabled { cursor: default; }

.copy-btn .copy-btn__icon {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
  display: inline-block;
  vertical-align: middle;
}

.copy-btn .copy-btn__icon--copied,
.copy-btn .copy-btn__icon--failed { display: none; }

.copy-btn.is-copied { color: var(--copper); }
.copy-btn.is-copied .copy-btn__icon--default { display: none; }
.copy-btn.is-copied .copy-btn__icon--copied  { display: inline-block; }

.copy-btn.is-failed { color: #8B3A3A; }
.copy-btn.is-failed .copy-btn__icon--default { display: none; }
.copy-btn.is-failed .copy-btn__icon--failed  { display: inline-block; }

/* Default label content; CSS overrides for state changes. */
.copy-btn .copy-btn__label::before { content: attr(data-default); }
.copy-btn.is-copied .copy-btn__label::before { content: attr(data-copied); }
.copy-btn.is-failed .copy-btn__label::before { content: attr(data-failed); }

/* Icon-only (My Work list) hides the label text, keeps it for screen readers. */
.copy-btn:not(.copy-btn--labeled) .copy-btn__label {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* Labeled variant (markdown viewer header) sits in a header row, slightly
   roomier hit target. */
.copy-btn--labeled {
  padding: 6px 10px;
  border: 1px solid var(--rule);
}

.copy-btn--labeled:hover {
  border-color: var(--steel);
  background: var(--surface);
}

/* ---------- Markdown viewer page ---------- */

.markdown-page {
  max-width: 760px;
  margin: 0 auto;
  padding: 2.5rem 1.5rem 4rem;
  background: var(--content-bg);
  color: var(--ink);
  font-family: var(--sans);
  line-height: 1.6;
}

.markdown-page__header {
  margin-bottom: 1.5rem;
  padding-bottom: 1rem;
  border-bottom: 0.5px solid var(--rule);
}

.markdown-page__eyebrow {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--ink-soft);
  margin: 0;
}

.markdown-page__title {
  font-family: var(--serif);
  font-size: 26px;
  font-weight: 500;
  color: var(--ink);
  letter-spacing: -0.01em;
  margin: 6px 0 4px;
}

.markdown-page__meta {
  font-size: 12px;
  color: var(--ink-soft);
  margin: 0;
}

.markdown-page__meta-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  flex-wrap: wrap;
}

.markdown-body h1 { font-family: var(--serif); font-size: 24px; margin: 1.6rem 0 0.6rem; }
.markdown-body h2 { font-family: var(--serif); font-size: 20px; margin: 1.4rem 0 0.5rem; }
.markdown-body h3 { font-family: var(--serif); font-size: 17px; margin: 1.2rem 0 0.4rem; }
.markdown-body p  { margin: 0.6rem 0; }
.markdown-body ul, .markdown-body ol { margin: 0.6rem 0; padding-left: 1.4rem; }
.markdown-body li { margin: 0.2rem 0; }
.markdown-body code {
  font-family: ui-monospace, SFMono-Regular, "SF Mono", Menlo, monospace;
  font-size: 12.5px;
  background: var(--surface);
  padding: 1px 5px;
  border-radius: 3px;
}
.markdown-body pre {
  background: var(--surface);
  border: 0.5px solid var(--rule);
  border-radius: 6px;
  padding: 12px 14px;
  overflow-x: auto;
}
.markdown-body pre code { background: none; padding: 0; font-size: 12px; }
.markdown-body hr { border: none; border-top: 0.5px solid var(--rule); margin: 1.5rem 0; }
.markdown-body blockquote {
  border-left: 3px solid var(--rule);
  margin: 0.8rem 0;
  padding: 0.2rem 0 0.2rem 1rem;
  color: var(--ink-soft);
}

/* ---------- Tools page ---------- */

.tool-section { margin-bottom: 2rem; }

.tool-section__heading {
  font-family: var(--serif);
  font-size: 16px;
  font-weight: 500;
  color: var(--ink);
  letter-spacing: -0.01em;
  margin: 0 0 12px;
}

/* Mirrors .course-grid: same auto-fit columns, same gap. */
.tool-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 14px;
}

/* Filtering is driven by JS, which sets .tool-card.is-hidden on cards that don't match. */
.tool-card.is-hidden { display: none; }

.tool-card {
  background: var(--paper-pure);
  border: 0.5px solid var(--rule);
  border-top: 4px solid var(--card-accent, var(--ink));
  border-radius: 6px;
  padding: 14px 16px 16px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  text-align: left;
  cursor: pointer;
  font-family: var(--sans);
  color: var(--ink);
  transition: transform 120ms ease, box-shadow 120ms ease, border-color 120ms ease;
}

.tool-card:hover {
  transform: translateY(-1px);
  box-shadow: 0 2px 8px rgba(42, 38, 34, 0.06);
  border-color: var(--ink-soft);
}

.tool-card__icon {
  flex-shrink: 0;
  width: 28px;
  height: 28px;
  color: var(--card-eyebrow, var(--ink-soft));
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.tool-card__icon svg { width: 18px; height: 18px; }

.tool-card__body {
  display: flex;
  flex-direction: column;
  gap: 4px;
  min-width: 0;
}

.tool-card__eyebrow {
  font-size: 10px;
  font-weight: 500;
  color: var(--card-eyebrow, var(--ink-soft));
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin: 0;
}

.tool-card__name {
  font-family: var(--serif);
  font-size: 16px;
  font-weight: 500;
  color: var(--ink);
  line-height: 1.3;
  margin: 0;
}

.tool-card__desc {
  font-size: 12px;
  color: var(--ink-soft);
  line-height: 1.5;
  margin: 0;
}

/* Tool history list */

.tool-history {
  margin-top: 2rem;
  border-top: 0.5px solid var(--rule);
  padding-top: 1.25rem;
}

.tool-history__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
}

.tool-history__item {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: baseline;
  gap: 14px;
  padding: 6px 0;
  border-top: 0.5px solid var(--rule);
  font-size: 13px;
}

.tool-history__item:first-child { border-top: none; }

.tool-history__link {
  color: var(--accent);
  text-decoration: none;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.tool-history__link:hover { text-decoration: underline; }

.tool-history__date {
  font-size: 11px;
  color: var(--ink-soft);
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
}

/* Tool modal */

body.tool-modal-open { overflow: hidden; }

.tool-modal {
  position: fixed;
  inset: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
}

.tool-modal[hidden] { display: none; }

.tool-modal__backdrop {
  position: absolute;
  inset: 0;
  background: rgba(42, 38, 34, 0.45);
  backdrop-filter: blur(2px);
}

.tool-modal__panel {
  position: relative;
  width: 100%;
  max-width: 640px;
  max-height: calc(100vh - 3rem);
  overflow-y: auto;
  background: var(--content-bg);
  border: 0.5px solid var(--rule);
  border-radius: 8px;
  box-shadow: 0 12px 40px rgba(42, 38, 34, 0.18);
  padding: 24px 28px 20px;
}

.tool-modal__close {
  position: absolute;
  top: 10px;
  right: 12px;
  background: transparent;
  border: none;
  font-size: 22px;
  line-height: 1;
  color: var(--ink-soft);
  cursor: pointer;
  width: 32px;
  height: 32px;
  border-radius: 50%;
}

.tool-modal__close:hover { background: var(--surface); color: var(--ink); }

.tool-modal__header { margin-bottom: 16px; padding-right: 24px; }

.tool-modal__eyebrow {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--ink-soft);
  margin: 0;
}

.tool-modal__title {
  font-family: var(--serif);
  font-size: 20px;
  font-weight: 500;
  color: var(--ink);
  letter-spacing: -0.01em;
  margin: 4px 0 6px;
}

.tool-modal__desc {
  font-size: 13px;
  color: var(--ink-soft);
  margin: 0;
  line-height: 1.5;
}

.tool-modal__form { display: flex; flex-direction: column; gap: 14px; }

.tool-modal__fields { display: flex; flex-direction: column; gap: 12px; }

.tool-form__field { display: flex; flex-direction: column; gap: 4px; }

.tool-form__label {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--ink-soft);
}

.tool-form__optional {
  text-transform: none;
  letter-spacing: 0;
  color: var(--ink-soft);
  font-size: 11px;
  opacity: 0.8;
}

.tool-form__input,
.tool-form__textarea,
.tool-form__select {
  font-family: var(--sans);
  font-size: 13px;
  color: var(--ink);
  background: var(--content-bg);
  border: 0.5px solid var(--rule);
  border-radius: 5px;
  padding: 8px 10px;
}

.tool-form__textarea { min-height: 76px; resize: vertical; }

.tool-form__input:focus,
.tool-form__textarea:focus,
.tool-form__select:focus {
  outline: none;
  border-color: var(--accent);
}

.tool-form__multi {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 14px;
  padding: 6px 0;
}

.tool-form__multi-opt {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  color: var(--ink);
  cursor: pointer;
}

.tool-form__check {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--ink);
  cursor: pointer;
}

.tool-modal__settings {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
  padding: 12px 0 4px;
  border-top: 0.5px solid var(--rule);
  margin-top: 4px;
}

@media (max-width: 540px) {
  .tool-modal__settings { grid-template-columns: 1fr; }
}

.tool-modal__setting {
  display: flex;
  flex-direction: column;
  gap: 4px;
  font-size: 12px;
  padding-top: 8px;
}

.tool-modal__setting-label {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--ink-soft);
}

.tool-modal__effort-name {
  text-transform: none;
  letter-spacing: 0;
  color: var(--ink);
  font-weight: 500;
  margin-left: 6px;
}

.tool-modal__actions {
  display: flex;
  justify-content: flex-end;
  gap: 8px;
  padding-top: 8px;
  border-top: 0.5px solid var(--rule);
  margin-top: 4px;
}

/* ---------- Account menu (header dropdown) ---------- */

.account-menu {
  position: relative;
}

/* The chip is the <summary> — keep its native role but hide the disclosure marker. */
.account-menu > summary {
  list-style: none;
  cursor: pointer;
}
.account-menu > summary::-webkit-details-marker { display: none; }

.account-menu__panel {
  position: absolute;
  top: calc(100% + 6px);
  right: 0;
  min-width: 180px;
  background: var(--content-bg);
  border: 0.5px solid var(--rule);
  border-radius: 6px;
  box-shadow: 0 6px 20px rgba(42, 38, 34, 0.10);
  padding: 6px;
  z-index: 50;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.account-menu__form { margin: 0; padding: 0; }

.account-menu__link {
  display: block;
  width: 100%;
  text-align: left;
  font-size: 13px;
  color: var(--ink);
  text-decoration: none;
  padding: 7px 10px;
  border-radius: 4px;
  border: none;
  background: transparent;
  cursor: pointer;
  font-family: var(--sans);
}

.account-menu__link:hover {
  background: var(--surface);
  color: var(--accent);
}

/* ---------- Settings page ---------- */

.settings-flash {
  margin: 0 0 1rem;
  padding: 10px 14px;
  border: 0.5px solid var(--rule);
  border-left: 3px solid var(--accent);
  border-radius: 4px;
  background: var(--surface);
  font-size: 13px;
  color: var(--ink);
}

.settings-layout {
  display: grid;
  grid-template-columns: minmax(200px, 220px) 1fr;
  gap: 2rem;
  align-items: start;
}

@media (max-width: 720px) {
  .settings-layout { grid-template-columns: 1fr; gap: 1rem; }
}

.settings-nav {
  display: flex;
  flex-direction: column;
  gap: 1px;
  padding-top: 4px;
}

.settings-nav__link {
  display: block;
  font-size: 13px;
  color: var(--ink-soft);
  text-decoration: none;
  padding: 7px 12px;
  border-left: 2px solid transparent;
  border-radius: 0 4px 4px 0;
  transition: color 120ms ease, background 120ms ease, border-color 120ms ease;
}

.settings-nav__link:hover {
  color: var(--ink);
  background: var(--surface);
}

.settings-nav__link.is-active {
  color: var(--ink);
  font-weight: 500;
  border-left-color: var(--accent);
  background: var(--surface);
}

.settings-nav__link--danger {
  color: #8B3A3A;
  margin-top: 6px;
  padding-top: 9px;
  border-top: 0.5px solid var(--rule);
  border-radius: 0;
}
.settings-nav__link--danger:hover { color: #8B3A3A; background: #FBEFEC; }
.settings-nav__link--danger.is-active {
  color: #8B3A3A;
  background: #FBEFEC;
  border-left-color: #8B3A3A;
}

.settings-content { min-width: 0; }

.settings-section {
  margin: 0;
}

.settings-section__heading {
  font-family: var(--serif);
  font-size: 18px;
  font-weight: 500;
  color: var(--ink);
  letter-spacing: -0.01em;
  margin: 0 0 12px;
}

.settings-section__hint {
  font-size: 12px;
  color: var(--ink-soft);
  line-height: 1.55;
  margin: 4px 0 12px;
}

.settings-section__actions {
  display: flex;
  justify-content: flex-end;
  gap: 8px;
  margin-top: 12px;
}

.settings-form {
  max-width: 520px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.form-field__input--readonly {
  background: var(--surface);
  color: var(--ink-soft);
  cursor: not-allowed;
}

.settings-meta {
  display: grid;
  grid-template-columns: max-content 1fr;
  gap: 6px 16px;
  margin: 0 0 8px;
}
.settings-meta__label {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--ink-soft);
  margin: 0;
}
.settings-meta__value {
  margin: 0;
  font-size: 14px;
  color: var(--ink);
}

.settings-service__title {
  font-weight: 500;
  font-size: 14px;
  color: var(--ink);
  margin: 0 0 4px;
}
.settings-service__desc {
  font-size: 13px;
  color: var(--ink-soft);
  margin: 0 0 4px;
  line-height: 1.5;
}
.settings-service__privacy {
  font-size: 12px;
  color: var(--ink-soft);
  margin: 0 0 12px;
}

.settings-workspaces {
  list-style: none;
  margin: 0 0 8px;
  padding: 0;
}
.settings-workspaces__item {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem;
  padding: 8px 0;
  border-top: 0.5px solid var(--rule);
  font-size: 13px;
}
.settings-workspaces__item:first-child { border-top: none; }
.settings-workspaces__name { color: var(--ink); font-weight: 500; }
.settings-workspaces__hint { font-size: 11px; color: var(--ink-soft); text-transform: uppercase; letter-spacing: 0.08em; }

.settings-divider {
  border: none;
  border-top: 0.5px solid var(--rule);
  margin: 2.5rem 0 2.25rem;
}

.settings-section--danger {
  border: 0.5px solid #E8C8C0;
  background: #FBEFEC;
  border-radius: 6px;
  padding: 18px 20px;
}

.settings-section--danger .settings-section__heading {
  color: #8B3A3A;
  font-size: 16px;
  margin-bottom: 4px;
}

.btn-danger {
  display: inline-block;
  font-size: 13px;
  font-weight: 500;
  color: var(--page);
  background: #8B3A3A;
  padding: 7px 14px;
  border-radius: 6px;
  border: none;
  text-decoration: none;
  cursor: pointer;
  font-family: var(--sans);
}

.btn-danger:disabled {
  background: #C5A6A0;
  cursor: not-allowed;
}

/* Effort grid (settings) */

.effort-grid {
  width: 100%;
  max-width: 520px;
  border-collapse: collapse;
  margin-top: 8px;
}

.effort-grid th,
.effort-grid td {
  font-size: 12px;
  font-weight: 400;
  padding: 7px 8px;
  text-align: center;
  border-bottom: 0.5px solid var(--rule);
}

.effort-grid thead th {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--ink-soft);
  border-bottom: 0.5px solid var(--rule);
}

.effort-grid__rowlabel {
  text-align: left;
  font-weight: 500;
  color: var(--ink);
}

.effort-grid input[type="radio"] {
  accent-color: var(--accent);
  cursor: pointer;
}

/* ---------- Prose pages (About / Contact / Terms) ---------- */

.prose {
  max-width: 60ch;
  margin: 0;
  font-family: var(--serif);
  font-size: 17px;
  line-height: 1.7;
  color: var(--ink);
}

.prose p {
  margin: 0 0 1.1rem;
}

.prose p:last-child {
  margin-bottom: 0;
}

.prose h2 {
  font-family: var(--serif);
  font-size: 20px;
  font-weight: 500;
  letter-spacing: -0.01em;
  color: var(--ink);
  margin: 2rem 0 0.6rem;
}

.prose h2:first-child {
  margin-top: 0;
}

.prose strong {
  font-weight: 600;
  color: var(--ink);
}

.prose ul {
  margin: 0 0 1.1rem;
  padding-left: 1.4rem;
  list-style: disc;
}

.prose li {
  margin-bottom: 0.4rem;
  line-height: 1.65;
}

.prose__updated {
  margin-top: 2rem;
  padding-top: 1rem;
  border-top: 0.5px solid var(--rule);
  font-family: var(--sans);
  font-size: 12px;
  color: var(--ink-soft);
  font-style: normal;
}

.prose__pull {
  margin-top: 1.5rem;
  padding-top: 1.25rem;
  border-top: 0.5px solid var(--rule);
  font-style: italic;
  color: var(--ink);
}

.prose__link {
  color: var(--accent);
  text-decoration: none;
  border-bottom: 1px solid color-mix(in oklab, var(--accent) 35%, transparent);
}

.prose__link:hover {
  border-bottom-color: var(--accent);
}

/* ---------- Coming soon placeholder ---------- */

.placeholder {
  font-family: var(--serif);
  font-size: 18px;
  color: var(--ink-soft);
  font-style: italic;
  padding: 2rem 0;
}

/* ---------- Auth (login / register / password reset) ---------- */

.auth-shell {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: calc(100vh - 64px);
  padding: 2rem 1rem;
}

.auth-card {
  width: 100%;
  max-width: 380px;
  background: var(--content-bg);
  border: 0.5px solid var(--rule);
  border-radius: 8px;
  padding: 32px 32px 28px;
  box-shadow: 0 1px 2px rgba(42, 38, 34, 0.04);
}

.auth-card__eyebrow {
  font-size: 11px;
  color: var(--ink-soft);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin: 0;
}

.auth-card__title {
  font-family: var(--serif);
  font-size: 24px;
  font-weight: 500;
  color: var(--ink);
  letter-spacing: -0.01em;
  margin: 4px 0 8px;
}

.auth-card__lede {
  font-size: 13px;
  color: var(--ink-soft);
  margin: 0 0 20px;
}

.auth-card__title + .form-summary,
.auth-card__title + .form-field {
  margin-top: 12px;
}

.auth-card__links {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-top: 18px;
  padding-top: 16px;
  border-top: 0.5px solid var(--rule);
  text-align: center;
  font-size: 13px;
}

.auth-card__links a {
  color: var(--accent);
  text-decoration: none;
}

.auth-card__links a:hover { text-decoration: underline; }

.form-field {
  margin-bottom: 14px;
  display: flex;
  flex-direction: column;
}

.form-field__label {
  font-size: 11px;
  color: var(--ink-soft);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 6px;
}

.form-field__input {
  font-family: var(--sans);
  font-size: 14px;
  color: var(--ink);
  background: var(--content-bg);
  border: 0.5px solid var(--rule);
  border-radius: 6px;
  padding: 10px 12px;
}

.form-field__input:focus {
  outline: none;
  border-color: var(--accent);
}

.form-field__input[readonly] {
  background: var(--surface);
  color: var(--ink-soft);
}

.form-field__error {
  font-size: 12px;
  color: #8B3A3A;
  margin-top: 4px;
}

.form-field__error:empty { display: none; }

.form-check {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--ink-soft);
  margin: 4px 0 18px;
}

.form-summary {
  font-size: 12px;
  color: #8B3A3A;
  background: #FBEFEC;
  border: 0.5px solid #E8C8C0;
  border-radius: 6px;
  padding: 8px 11px;
  margin-bottom: 14px;
}

.form-summary:empty { display: none; }

.btn-primary--block {
  display: block;
  width: 100%;
  padding: 10px 14px;
  font-size: 14px;
}

.logout-form { display: inline; margin: 0; }

/* ---------- Breadcrumb ---------- */

.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--mono);
  font-size: 10.5px;
  font-weight: 500;
  color: var(--ink-mute);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 14px;
}

.breadcrumb__link {
  color: var(--ink-soft);
  text-decoration: none;
}

.breadcrumb__link:hover { color: var(--accent); }

.breadcrumb__sep { color: var(--rule); }

.breadcrumb__current { color: var(--ink); font-weight: 500; }

/* ---------- Course details meta block ---------- */

.page-heading__title--small { font-size: 22px; }

.details-meta {
  background: var(--page);
  border: 0.5px solid var(--rule);
  border-radius: 6px;
  padding: 18px 20px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 28px;
}

.details-meta__row {
  display: flex;
  align-items: baseline;
  gap: 1rem;
  font-size: 13px;
}

.details-meta__row--block {
  align-items: flex-start;
  flex-direction: column;
  gap: 4px;
}

.details-meta__label {
  width: 110px;
  flex-shrink: 0;
  font-size: 11px;
  color: var(--ink-soft);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.details-meta__value {
  color: var(--ink);
  margin: 0;
}

.subject-dot {
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  margin-right: 8px;
  vertical-align: 1px;
}

.form-field__hint {
  font-size: 11px;
  color: var(--ink-soft);
  margin-top: 4px;
  margin-bottom: 10px;
}

/* ---------- Blueprint tree (units → topics → LOs / EK) ---------- */

.blueprint-tree {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-top: 1.25rem;
}

.bp-unit {
  border: 0.5px solid var(--rule);
  border-radius: 6px;
  background: var(--surface);
}

.bp-unit[open] { background: var(--page); }

.bp-unit__summary {
  cursor: pointer;
  padding: 12px 16px;
  display: flex;
  align-items: baseline;
  gap: 14px;
  font-size: 14px;
  list-style: none;
}

.bp-unit__summary::-webkit-details-marker { display: none; }

.bp-unit__summary::before {
  content: "▸";
  font-size: 11px;
  color: var(--ink-soft);
  width: 12px;
  display: inline-block;
}

.bp-unit[open] > .bp-unit__summary::before { content: "▾"; }

.bp-unit__ord {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--ink-soft);
  width: 70px;
  flex-shrink: 0;
}

.bp-unit__title { font-weight: 500; flex: 1; }

.bp-unit__count {
  font-size: 11px;
  color: var(--ink-soft);
}

.bp-unit__desc {
  margin: 0 16px 12px 42px;
  font-size: 13px;
  color: var(--ink-soft);
}

.bp-topics {
  padding: 0 16px 14px 42px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.bp-topic {
  border: 0.5px solid var(--rule);
  border-radius: 5px;
  background: var(--surface);
}

.bp-topic[open] { background: var(--page); }

.bp-topic__summary {
  cursor: pointer;
  padding: 9px 14px;
  display: flex;
  align-items: baseline;
  gap: 12px;
  font-size: 13px;
  list-style: none;
}

.bp-topic__summary::-webkit-details-marker { display: none; }

.bp-topic__summary::before {
  content: "▸";
  font-size: 10px;
  color: var(--ink-soft);
  width: 10px;
  display: inline-block;
}

.bp-topic[open] > .bp-topic__summary::before { content: "▾"; }

.bp-topic__ord {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--ink-soft);
  width: 80px;
  flex-shrink: 0;
}

.bp-topic__title { flex: 1; }

.bp-topic__desc {
  margin: 0 14px 10px 38px;
  font-size: 12px;
  color: var(--ink-soft);
}

.bp-topic__empty {
  margin: 0 14px 10px 38px;
  font-size: 12px;
  color: var(--ink-soft);
  font-style: italic;
}

.bp-section { padding: 0 14px 12px 38px; }

.bp-section__heading {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--ink-soft);
  margin: 4px 0 6px;
  font-weight: 500;
}

.bp-section__list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.bp-section__list li {
  display: flex;
  gap: 10px;
  font-size: 12.5px;
  line-height: 1.5;
}

.bp-section__id {
  font-family: ui-monospace, SFMono-Regular, "SF Mono", Menlo, monospace;
  font-size: 11.5px;
  color: var(--ink-soft);
  flex-shrink: 0;
  width: 70px;
}

.bp-section__text { color: var(--ink); }

.generate-flash {
  margin: 0 0 1rem;
  padding: 10px 14px;
  border: 0.5px solid var(--rule);
  border-left: 3px solid var(--accent);
  border-radius: 4px;
  background: var(--surface);
  font-size: 13px;
  color: var(--ink);
}
.generate-flash--error {
  border-left-color: #8B3A3A;
  background: #FBEFEC;
  color: #8B3A3A;
}

.in-flight {
  margin: 0 0 32px;
  padding: 16px 18px 14px;
  border: 1px solid var(--rule);
  border-left: 3px solid var(--copper);
  border-radius: 4px;
  background: var(--paper-pure);
}
.in-flight__heading {
  font-family: var(--sans);
  font-size: 16px;
  font-weight: 600;
  color: var(--navy);
  margin: 0 0 4px;
}
.in-flight__count {
  font-weight: 400;
  color: var(--ink-mute);
  font-size: 13px;
}
.in-flight__hint {
  font-size: 12.5px;
  color: var(--ink-soft);
  margin: 0 0 12px;
}
.in-flight__table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}
.in-flight__table th {
  text-align: left;
  font-family: var(--mono);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-mute);
  padding: 4px 8px;
  border-bottom: 1px solid var(--rule);
}
.in-flight__table td {
  padding: 8px;
  border-bottom: 1px solid var(--rule-soft);
  color: var(--ink);
}
.in-flight__table tr:last-child td { border-bottom: none; }
.in-flight__table .btn-ghost--small {
  font-family: var(--mono);
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 4px 10px;
  border-radius: 3px;
  border: 1px solid rgba(139, 58, 58, 0.4);
  background: var(--paper-pure);
  color: #8B3A3A;
  cursor: pointer;
}
.in-flight__table .btn-ghost--small:hover {
  background: #FBEFEC;
}

/* ---------- Generate content action (button + combine-topics radios) ---------- */

.generate-action {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 10px;
  flex-shrink: 0;
}

.generate-language {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
}

.generate-language__label {
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--ink-soft);
  font-size: 11px;
}

.generate-language__select {
  font-family: var(--sans);
  font-size: 13px;
  color: var(--ink);
  background: var(--content-bg);
  border: 0.5px solid var(--rule);
  border-radius: 4px;
  padding: 4px 8px;
}

.generate-language__select:focus {
  outline: none;
  border-color: var(--accent);
}

.combine-topics {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 12px;
}

.combine-topics__label {
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--ink-soft);
  font-size: 11px;
}

.combine-topics__choice {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  cursor: pointer;
  color: var(--ink);
}

.combine-topics__choice input[type="radio"] {
  margin: 0;
  accent-color: var(--accent);
}

/* ---------- Generate content (two-column: topics | question types) ---------- */

.generate-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  align-items: start;
}

@media (max-width: 760px) {
  .generate-layout { grid-template-columns: 1fr; }
}

.generate-layout__topics { min-width: 0; }
.generate-layout__qtypes { min-width: 0; }

.generate-main__heading {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--ink-soft);
  margin: 0 0 10px;
}

.generate-check {
  display: flex;
  align-items: baseline;
  gap: 10px;
  cursor: pointer;
  font-size: 13px;
  color: var(--ink);
}

.generate-check input[type="checkbox"] {
  margin: 0;
  flex-shrink: 0;
  position: relative;
  top: 2px;
}

.bp-topic-list {
  list-style: none;
  margin: 0;
  padding: 0 0 14px 0;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.bp-topic-list__item {
  border: 0.5px solid var(--rule);
  border-radius: 5px;
  background: var(--surface);
}

.bp-topic-list__item .generate-check {
  padding: 9px 14px;
  width: 100%;
}

/* Document type checkbox list */

.doc-type-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.doc-type-list__item {
  border: 0.5px solid var(--rule);
  border-radius: 6px;
  background: var(--surface);
}

.doc-type-item[open] { background: var(--page); display: block; }

.doc-type-item__summary {
  cursor: pointer;
  padding: 12px 16px;
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 14px;
  list-style: none;
}

.doc-type-item__summary::-webkit-details-marker { display: none; }

.doc-type-item__summary::before {
  content: "▸";
  font-size: 11px;
  color: var(--ink-soft);
  width: 12px;
  display: inline-block;
}

.doc-type-item[open] > .doc-type-item__summary::before { content: "▾"; }

.doc-type-item__summary input[type="checkbox"] {
  margin: 0;
  flex-shrink: 0;
}

.doc-type__label { font-weight: 500; color: var(--ink); }

.doc-type__effort {
  font-size: 12px;
  color: var(--ink-soft);
  font-weight: 400;
  flex: 1;
}

/* Effort slider */

.effort-control {
  padding: 4px 18px 16px 42px;
}

.effort-control__label {
  display: block;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--ink-soft);
  margin-bottom: 8px;
}

.effort-slider {
  width: 100%;
  margin: 0;
  accent-color: var(--accent);
}

.effort-stops {
  list-style: none;
  margin: 6px 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  font-size: 11px;
  color: var(--ink-soft);
}

.effort-stops > li {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 1px;
}

.effort-stops > li:first-child { align-items: flex-start; text-align: left; }
.effort-stops > li:last-child  { align-items: flex-end;   text-align: right;  }

.effort-stops__name {
  font-size: 12px;
  font-weight: 500;
  color: var(--ink);
  text-transform: none;
  letter-spacing: 0;
}

.effort-stops__cost {
  font-size: 10.5px;
  color: var(--ink-soft);
}

/* Lecture extras (also create desk sheet) */

.lecture-extras {
  padding: 4px 18px 16px 42px;
  border-top: 0.5px solid var(--rule);
  margin-top: 8px;
  padding-top: 12px;
}

.lecture-extras .generate-check { font-size: 13px; }

/* Worksheet / Quiz / Exam question-type picker */

.qt-control {
  padding: 4px 18px 16px 42px;
  border-top: 0.5px solid var(--rule);
  margin-top: 8px;
  padding-top: 12px;
}

.qt-control__hint {
  margin: 0 0 10px;
  font-size: 12px;
  color: var(--ink-soft);
  line-height: 1.5;
}

.qt-control__empty {
  margin: 0;
  font-size: 12px;
  color: var(--ink-soft);
  font-style: italic;
}

.qt-control__total {
  display: flex;
  align-items: baseline;
  gap: 8px;
  margin: 12px 0 0;
  padding-top: 10px;
  border-top: 0.5px solid var(--rule);
  font-size: 12px;
}

.qt-control__total-label {
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--ink-soft);
  font-size: 11px;
}

.qt-control__total-value {
  font-weight: 500;
  color: var(--ink);
  font-variant-numeric: tabular-nums;
  min-width: 1.5em;
  text-align: right;
}

.qt-control__total-msg {
  color: var(--ink-soft);
  font-size: 12px;
  flex: 1;
}

.qt-control--invalid .qt-control__total-value,
.qt-control--invalid .qt-control__total-msg {
  color: #8B3A3A;
}

.qt-control--ok .qt-control__total-msg {
  color: #4A6B4F;
}

.qt-pick-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.qt-pick {
  display: flex;
  align-items: center;
  gap: 10px;
}

.qt-pick__row {
  flex: 1;
  display: flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  font-size: 13px;
  color: var(--ink);
  min-width: 0;
}

.qt-pick__check {
  margin: 0;
  flex-shrink: 0;
}

.qt-pick__label { flex: 1; }

.qt-pick__qty {
  width: 64px;
  font-family: var(--sans);
  font-size: 13px;
  color: var(--ink);
  background: var(--content-bg);
  border: 0.5px solid var(--rule);
  border-radius: 4px;
  padding: 4px 6px;
  text-align: center;
}

.qt-pick__qty:focus {
  outline: none;
  border-color: var(--accent);
}

.qt-pick__qty:disabled {
  background: var(--surface);
  color: var(--ink-soft);
  cursor: not-allowed;
}

.bp-section__codes {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.bp-section__code {
  font-family: ui-monospace, SFMono-Regular, "SF Mono", Menlo, monospace;
  font-size: 11.5px;
  color: var(--ink);
  background: var(--surface);
  border: 0.5px solid var(--rule);
  border-radius: 4px;
  padding: 2px 8px;
  line-height: 1.4;
}