:root {
  --bg: #F5F7FB;
  --surface: #FFFFFF;
  --surface-alt: #F8FAFD;
  --ink: #10213A;
  --muted: #66758A;
  --border: #E3E9F2;
  --primary: #1F6FEB;
  --primary-dark: #174EA6;
  --primary-soft: #EAF2FF;
  --navy: #0E274B;
  --strong: #168A5B;
  --strong-soft: #E9F7F1;
  --developing: #C78613;
  --developing-soft: #FFF6DF;
  --review: #C74848;
  --review-soft: #FDECEC;
  --shadow: 0 12px 34px rgba(16, 33, 58, 0.08);
  --shadow-soft: 0 6px 18px rgba(16, 33, 58, 0.06);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  -webkit-font-smoothing: antialiased;
}

button, a { font: inherit; }

button { cursor: pointer; }

.app-shell {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 248px 1fr;
}

.sidebar {
  position: sticky;
  top: 0;
  height: 100vh;
  padding: 28px 18px 20px;
  background: var(--navy);
  color: white;
  display: flex;
  flex-direction: column;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 4px 8px 26px;
  color: white;
  text-decoration: none;
}

.brand-mark {
  width: 42px;
  height: 42px;
  border-radius: 14px;
  display: grid;
  place-items: center;
  background: var(--primary);
  font-weight: 900;
  font-size: 20px;
  box-shadow: 0 8px 22px rgba(31, 111, 235, .35);
}

.brand-copy { display: grid; line-height: 1.12; }
.brand-copy strong { font-size: 17px; letter-spacing: -.02em; }
.brand-copy small { margin-top: 4px; color: #AFC3DF; font-size: 12px; }

.side-nav { display: grid; gap: 7px; }

.nav-item {
  width: 100%;
  border: 0;
  border-radius: 13px;
  padding: 12px 14px;
  display: flex;
  align-items: center;
  gap: 12px;
  color: #C7D5E7;
  background: transparent;
  text-align: left;
  font-weight: 650;
}

.nav-item:hover { background: rgba(255,255,255,.07); color: white; }

.nav-item.active {
  color: white;
  background: rgba(31, 111, 235, .22);
}

.nav-icon {
  width: 22px;
  text-align: center;
  opacity: .95;
  font-size: 17px;
}

.sidebar-bottom {
  margin-top: auto;
  display: grid;
  gap: 14px;
}

.mini-note {
  margin: 0 6px;
  display: flex;
  gap: 9px;
  color: #9FB3CF;
  font-size: 11px;
  line-height: 1.45;
}

.mini-note p { margin: 0; }
.mini-note-dot {
  width: 7px;
  height: 7px;
  margin-top: 4px;
  border-radius: 50%;
  flex: 0 0 auto;
  background: #6EA8FF;
}

.profile-card {
  width: 100%;
  border: 1px solid rgba(255,255,255,.08);
  border-radius: 16px;
  padding: 11px;
  background: rgba(255,255,255,.05);
  color: white;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 10px;
  text-align: left;
}

.avatar {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  background: #DCE9FF;
  color: var(--primary-dark);
  font-weight: 800;
}

.profile-card strong { display: block; font-size: 13px; }
.profile-card small { display: block; color: #9FB3CF; margin-top: 2px; }
.profile-more { color: #9FB3CF; letter-spacing: 2px; }

.main {
  min-width: 0;
  padding: 42px 46px 26px;
}

.topbar {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 28px;
  margin-bottom: 28px;
}

.eyebrow {
  margin: 0 0 7px;
  color: var(--primary);
  font-size: 11px;
  font-weight: 850;
  letter-spacing: .12em;
}

.topbar h1 {
  margin: 0;
  font-size: clamp(28px, 3vw, 42px);
  line-height: 1.04;
  letter-spacing: -.045em;
}

.topbar-subtitle {
  margin: 10px 0 0;
  color: var(--muted);
  font-size: 15px;
}

.topbar-actions {
  display: flex;
  align-items: center;
  gap: 10px;
  flex: 0 0 auto;
}

.primary-button,
.secondary-button,
.ghost-button {
  border-radius: 12px;
  padding: 11px 16px;
  font-weight: 750;
  border: 1px solid transparent;
}

.primary-button {
  color: white;
  background: var(--primary);
  box-shadow: 0 8px 18px rgba(31, 111, 235, .22);
}

.primary-button:hover { background: var(--primary-dark); }

.secondary-button {
  color: var(--primary-dark);
  background: var(--primary-soft);
}

.ghost-button {
  color: var(--ink);
  background: white;
  border-color: var(--border);
}

.dashboard-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(340px, .85fr);
  gap: 18px;
  align-items: start;
}

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 22px;
  box-shadow: var(--shadow-soft);
}

.readiness-card { padding: 26px; min-height: 352px; }
.continue-card { padding: 24px; }
.module-card { padding: 24px; }
.recommendation-card { padding: 24px; }
.recent-card { grid-column: 1 / -1; padding: 24px; }

.card-heading {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 20px;
}

.card-heading.compact { align-items: center; }

.card-heading h2,
.card-heading h3,
.recommendation-card h3 {
  margin: 0;
  letter-spacing: -.025em;
}

.card-heading h2 { font-size: 25px; }
.card-heading h3,
.recommendation-card h3 { font-size: 19px; }

.confidence-badge {
  padding: 8px 11px;
  border-radius: 999px;
  background: #EEF4FF;
  color: var(--primary-dark);
  font-size: 11px;
  font-weight: 800;
}

.readiness-content {
  margin-top: 28px;
  display: grid;
  grid-template-columns: 176px 1fr;
  gap: 28px;
  align-items: center;
}

.score-ring {
  width: 164px;
  height: 164px;
  border-radius: 50%;
  padding: 13px;
  background:
    conic-gradient(var(--primary) 0 78%, #E8EEF7 78% 100%);
  box-shadow: inset 0 0 0 1px rgba(31,111,235,.08);
}

.score-ring-inner {
  width: 100%;
  height: 100%;
  border-radius: 50%;
  display: grid;
  place-items: center;
  align-content: center;
  background: white;
}

.score-ring strong {
  font-size: 42px;
  line-height: .95;
  letter-spacing: -.05em;
}

.score-ring span {
  margin-top: 5px;
  color: var(--muted);
  font-size: 12px;
  font-weight: 700;
}

.readiness-copy p {
  max-width: 540px;
  margin: 0 0 18px;
  color: var(--muted);
  line-height: 1.6;
}

.readiness-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 9px;
  margin-bottom: 20px;
}

.readiness-meta span {
  padding: 8px 10px;
  border-radius: 10px;
  background: var(--surface-alt);
  color: var(--muted);
  font-size: 11px;
}

.readiness-meta b { color: var(--ink); }

.status-chip {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: fit-content;
  min-height: 27px;
  padding: 5px 9px;
  border-radius: 999px;
  font-style: normal;
  font-size: 10px;
  font-weight: 850;
  white-space: nowrap;
}

.status-chip.strong {
  background: var(--strong-soft);
  color: var(--strong);
}

.status-chip.developing {
  background: var(--developing-soft);
  color: var(--developing);
}

.status-chip.neutral {
  background: #EEF2F7;
  color: #5D6B80;
}

.status-chip.review {
  background: var(--review-soft);
  color: var(--review);
}

.stage-line {
  margin-top: 28px;
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 6px;
}

.stage {
  height: 8px;
  border-radius: 99px;
  background: #E9EEF5;
}

.stage.active { background: var(--primary); }

.stage-labels {
  margin-top: 8px;
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 6px;
  color: var(--muted);
  font-size: 9px;
  text-align: center;
}

.continue-footer {
  margin-top: 28px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
}

.continue-footer p {
  margin: 0;
  color: var(--muted);
  font-size: 13px;
}

.progress-number {
  font-size: 24px;
  letter-spacing: -.04em;
}

.big-progress {
  margin: 22px 0 18px;
  height: 10px;
  border-radius: 999px;
  overflow: hidden;
  background: #E9EEF5;
}

.big-progress span {
  display: block;
  height: 100%;
  background: var(--primary);
  border-radius: inherit;
}

.module-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
  margin-bottom: 18px;
}

.module-stats div {
  padding: 13px;
  border: 1px solid var(--border);
  border-radius: 14px;
  background: var(--surface-alt);
}

.module-stats strong {
  display: block;
  font-size: 18px;
  letter-spacing: -.03em;
}

.module-stats span {
  display: block;
  margin-top: 3px;
  color: var(--muted);
  font-size: 10px;
}

.part-list {
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.part-row {
  display: grid;
  grid-template-columns: 54px 1fr auto;
  gap: 10px;
  align-items: center;
  padding: 13px 0;
  border-bottom: 1px solid var(--border);
  font-size: 12px;
}

.part-row:last-child { border-bottom: 0; }
.part-row > span:first-child { font-weight: 850; }
.part-title { color: var(--muted); }

.text-button {
  margin-top: 15px;
  border: 0;
  padding: 0;
  color: var(--primary);
  background: transparent;
  font-weight: 800;
}

.recommendation-card {
  position: relative;
  overflow: hidden;
}

.recommendation-card::after {
  content: "";
  position: absolute;
  width: 220px;
  height: 220px;
  border-radius: 50%;
  top: -120px;
  right: -90px;
  background: var(--primary-soft);
  z-index: 0;
}

.recommendation-card > * { position: relative; z-index: 1; }

.recommendation-icon {
  width: 44px;
  height: 44px;
  margin-bottom: 18px;
  border-radius: 14px;
  display: grid;
  place-items: center;
  color: white;
  background: var(--primary);
  font-size: 20px;
  font-weight: 900;
}

.recommendation-card > p:not(.eyebrow) {
  margin: 10px 0 18px;
  color: var(--muted);
  line-height: 1.55;
  font-size: 13px;
}

.priority-list { display: grid; gap: 8px; }

.priority-row {
  width: 100%;
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 11px 12px;
  background: white;
  display: grid;
  grid-template-columns: 38px 1fr auto;
  align-items: center;
  gap: 10px;
  text-align: left;
}

.priority-row:hover { border-color: #C9D8EE; box-shadow: var(--shadow-soft); }

.priority-number {
  width: 34px;
  height: 34px;
  border-radius: 10px;
  display: grid;
  place-items: center;
  background: var(--review-soft);
  color: var(--review);
  font-size: 11px;
  font-weight: 900;
}

.priority-row strong { display: block; font-size: 12px; }
.priority-row small { display: block; margin-top: 3px; color: var(--muted); font-size: 10px; }
.arrow { color: var(--muted); }

.results-table {
  margin-top: 18px;
  border: 1px solid var(--border);
  border-radius: 16px;
  overflow: hidden;
}

.result-row {
  width: 100%;
  display: grid;
  grid-template-columns: minmax(0, 1.8fr) .55fr .75fr .55fr;
  gap: 16px;
  align-items: center;
  padding: 14px 16px;
  border: 0;
  border-bottom: 1px solid var(--border);
  background: white;
  text-align: left;
  color: var(--ink);
}

button.result-row:hover { background: var(--surface-alt); }
.result-row:last-child { border-bottom: 0; }

.result-row.header {
  color: var(--muted);
  background: var(--surface-alt);
  font-size: 10px;
  font-weight: 800;
}

.result-row strong { display: block; font-size: 12px; }
.result-row small { display: block; color: var(--muted); margin-top: 3px; font-size: 10px; }
.score-cell { font-weight: 900; }

.footer {
  padding: 24px 2px 0;
  display: flex;
  justify-content: space-between;
  gap: 16px;
  color: #8B98A9;
  font-size: 10px;
}

@media (max-width: 1100px) {
  .app-shell { grid-template-columns: 88px 1fr; }
  .sidebar { padding: 26px 14px 18px; }
  .brand-copy, .nav-item span:last-child, .mini-note, .profile-card > span:not(.avatar) { display: none; }
  .brand { justify-content: center; padding-inline: 0; }
  .side-nav { justify-items: center; }
  .nav-item { width: 54px; height: 48px; justify-content: center; padding: 0; }
  .profile-card { display: flex; justify-content: center; padding: 8px; }
  .dashboard-grid { grid-template-columns: 1fr; }
  .recent-card { grid-column: auto; }
}

@media (max-width: 760px) {
  .app-shell { display: block; }
  .sidebar {
    position: fixed;
    z-index: 30;
    left: 0;
    right: 0;
    bottom: 0;
    top: auto;
    width: 100%;
    height: auto;
    padding: 8px 10px calc(8px + env(safe-area-inset-bottom));
    display: block;
    border-top: 1px solid rgba(255,255,255,.08);
  }
  .brand, .sidebar-bottom { display: none; }
  .side-nav {
    grid-template-columns: repeat(4, 1fr);
    gap: 4px;
  }
  .nav-item {
    width: 100%;
    height: 48px;
    flex-direction: column;
    gap: 2px;
    border-radius: 10px;
    font-size: 9px;
  }
  .nav-item span:last-child { display: block; }
  .nav-icon { font-size: 15px; }
  .main { padding: 26px 16px 94px; }
  .topbar { display: block; }
  .topbar-actions { margin-top: 18px; }
  .readiness-content { grid-template-columns: 1fr; justify-items: center; text-align: center; }
  .readiness-meta { justify-content: center; }
  .module-stats { grid-template-columns: 1fr; }
  .stage-labels { display: none; }
  .result-row { grid-template-columns: 1.4fr .5fr .7fr; }
  .result-row > span:last-child { display: none; }
  .footer { display: block; line-height: 1.7; }
}


/* ---------- Connected navigation / Module overview ---------- */

a.nav-item {
  text-decoration: none;
}

.link-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
}

.link-text-button {
  display: inline-block;
  text-decoration: none;
}

.module-overview-main {
  padding-bottom: 44px;
}

.module-header {
  margin-bottom: 20px;
}

.module-overview-hero {
  padding: 24px 26px;
  display: grid;
  grid-template-columns: 1fr minmax(260px, .45fr);
  gap: 30px;
  align-items: center;
  margin-bottom: 28px;
}

.module-overview-hero h2,
.mock-callout h2,
.part-heading h2 {
  margin: 0;
  letter-spacing: -.03em;
}

.module-overview-hero p:not(.eyebrow),
.mock-callout p {
  margin: 8px 0 0;
  color: var(--muted);
  line-height: 1.55;
}

.overview-progress-block strong {
  display: block;
  text-align: right;
  font-size: 30px;
  letter-spacing: -.04em;
}

.overview-progress-block .big-progress {
  margin: 9px 0 6px;
}

.overview-progress-block small {
  display: block;
  text-align: right;
  color: var(--muted);
}

.module-part {
  margin-top: 32px;
}

.part-heading {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 20px;
  margin-bottom: 15px;
}

.unit-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.unit-card {
  padding: 18px;
  display: grid;
  grid-template-columns: 46px 1fr auto;
  gap: 14px;
  align-items: center;
  color: var(--ink);
  text-decoration: none;
  transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
}

.unit-card:hover {
  transform: translateY(-2px);
  border-color: #C8D8EF;
  box-shadow: var(--shadow);
}

.unit-card h3 {
  margin: 0;
  font-size: 15px;
  letter-spacing: -.02em;
}

.unit-card p {
  margin: 5px 0 0;
  color: var(--muted);
  font-size: 11px;
  line-height: 1.5;
}

.unit-number {
  width: 42px;
  height: 42px;
  border-radius: 13px;
  display: grid;
  place-items: center;
  background: var(--primary-soft);
  color: var(--primary-dark);
  font-size: 12px;
  font-weight: 900;
}

.review-number {
  background: var(--review-soft);
  color: var(--review);
}

.current-number {
  background: var(--developing-soft);
  color: var(--developing);
}

.priority-unit {
  border-color: #F0D6D6;
}

.current-unit {
  border-color: #E8D59B;
}

.mock-callout {
  margin-top: 34px;
  padding: 24px 26px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 24px;
  background: linear-gradient(135deg, #FFFFFF 0%, #F3F7FF 100%);
}

/* ---------- Unit connected placeholder ---------- */

.simple-page {
  min-height: 100vh;
  padding: 32px;
  background: var(--bg);
}

.simple-brand {
  width: fit-content;
  color: var(--ink);
  margin-bottom: 30px;
}

.simple-brand .brand-copy strong { color: var(--ink); }
.simple-brand .brand-copy small { color: var(--muted); }

.unit-placeholder {
  max-width: 900px;
  margin: 0 auto;
  padding: 34px;
}

.unit-placeholder h1 {
  margin: 0;
  font-size: 36px;
  letter-spacing: -.04em;
}

.unit-placeholder > p:not(.eyebrow) {
  max-width: 720px;
  color: var(--muted);
  line-height: 1.65;
}

.unit-stage-grid {
  margin: 28px 0;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
}

.unit-stage-card {
  min-height: 82px;
  border: 1px solid var(--border);
  border-radius: 14px;
  background: white;
  color: var(--ink);
  font-weight: 800;
}

.unit-stage-card:hover {
  border-color: #C8D8EF;
  background: var(--surface-alt);
}

.active-stage {
  border-color: #BCD2F4;
  background: var(--primary-soft);
  color: var(--primary-dark);
}

.placeholder-actions {
  display: flex;
  justify-content: space-between;
  gap: 12px;
}

@media (max-width: 900px) {
  .module-overview-hero {
    grid-template-columns: 1fr;
  }
  .overview-progress-block strong,
  .overview-progress-block small {
    text-align: left;
  }
  .unit-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 760px) {
  .part-heading,
  .mock-callout,
  .placeholder-actions {
    align-items: stretch;
    flex-direction: column;
  }

  .part-heading {
    display: flex;
  }

  .unit-card {
    grid-template-columns: 42px 1fr;
  }

  .unit-card .status-chip {
    grid-column: 2;
  }

  .unit-stage-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .simple-page {
    padding: 20px 14px;
  }

  .unit-placeholder {
    padding: 24px 18px;
  }
}

.prototype-toast {
  position: fixed;
  left: 50%;
  bottom: 26px;
  z-index: 100;
  transform: translate(-50%, 18px);
  opacity: 0;
  max-width: calc(100vw - 32px);
  padding: 12px 16px;
  border-radius: 12px;
  background: var(--navy);
  color: white;
  box-shadow: var(--shadow);
  font-size: 12px;
  font-weight: 700;
  transition: opacity .2s ease, transform .2s ease;
}
.prototype-toast.show {
  opacity: 1;
  transform: translate(-50%, 0);
}


/* ---------- Functional Unit Hub ---------- */

.unit-main {
  max-width: 1280px;
}

.unit-header {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  align-items: flex-end;
  margin-bottom: 22px;
}

.back-link {
  display: inline-block;
  margin-bottom: 20px;
  color: var(--muted);
  text-decoration: none;
  font-size: 12px;
  font-weight: 750;
}

.back-link:hover { color: var(--primary); }

.unit-header h1 {
  margin: 0;
  font-size: clamp(30px, 4vw, 46px);
  line-height: 1.05;
  letter-spacing: -.045em;
}

.unit-header-score {
  min-width: 130px;
  padding: 14px 16px;
  border: 1px solid var(--border);
  border-radius: 16px;
  background: white;
  text-align: right;
  box-shadow: var(--shadow-soft);
}

.unit-header-score span {
  display: block;
  color: var(--muted);
  font-size: 10px;
  font-weight: 750;
}

.unit-header-score strong {
  display: block;
  margin-top: 3px;
  font-size: 25px;
  letter-spacing: -.04em;
}

.unit-stage-tabs {
  position: sticky;
  top: 0;
  z-index: 15;
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 6px;
  padding: 8px;
  margin-bottom: 18px;
  border: 1px solid var(--border);
  border-radius: 16px;
  background: rgba(255,255,255,.94);
  backdrop-filter: blur(14px);
  box-shadow: var(--shadow-soft);
}

.unit-tab {
  min-height: 42px;
  border: 0;
  border-radius: 11px;
  color: var(--muted);
  background: transparent;
  font-size: 11px;
  font-weight: 800;
}

.unit-tab:hover {
  background: var(--surface-alt);
  color: var(--ink);
}

.unit-tab.active {
  background: var(--primary);
  color: white;
}

.unit-stage-panel {
  display: none;
  min-height: 500px;
  padding: 24px 0;
}

.unit-stage-panel.active {
  display: block;
}

.section-heading {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  align-items: center;
  margin-bottom: 18px;
}

.section-heading h2 {
  margin: 0;
  font-size: 25px;
  letter-spacing: -.03em;
}

.mode-chip {
  padding: 7px 10px;
  border-radius: 999px;
  font-size: 10px;
  font-weight: 850;
}

.mode-chip.study { background: var(--primary-soft); color: var(--primary-dark); }
.mode-chip.practice { background: var(--strong-soft); color: var(--strong); }
.mode-chip.strategy { background: #F2EDFF; color: #7252B6; }
.mode-chip.test { background: var(--navy); color: white; }

.microcard-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.microcard {
  position: relative;
  padding: 22px;
  overflow: hidden;
}

.microcard-number {
  display: inline-grid;
  width: 34px;
  height: 34px;
  place-items: center;
  border-radius: 10px;
  background: var(--primary-soft);
  color: var(--primary-dark);
  font-size: 10px;
  font-weight: 900;
}

.microcard h3 {
  margin: 17px 0 7px;
  font-size: 16px;
}

.microcard p {
  margin: 0;
  color: var(--muted);
  line-height: 1.6;
  font-size: 12px;
}

.example-list,
.strategy-list {
  display: grid;
  gap: 10px;
}

.example-card {
  padding: 18px 20px;
  display: grid;
  grid-template-columns: minmax(120px, .3fr) 1fr;
  gap: 18px;
  align-items: center;
}

.example-card span {
  color: var(--primary-dark);
  font-size: 11px;
  font-weight: 850;
}

.example-card strong {
  font-size: 15px;
  letter-spacing: -.01em;
}

.strategy-card {
  padding: 18px 20px;
  display: grid;
  grid-template-columns: 36px 1fr;
  gap: 14px;
  align-items: center;
}

.strategy-card span {
  width: 34px;
  height: 34px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: #F2EDFF;
  color: #7252B6;
  font-weight: 900;
}

.strategy-card p {
  margin: 0;
  color: var(--ink);
  line-height: 1.55;
  font-size: 13px;
}

.stage-actions {
  margin-top: 22px;
  display: flex;
  justify-content: flex-end;
  gap: 10px;
}

.practice-summary {
  display: flex;
  justify-content: space-between;
  gap: 14px;
  margin-bottom: 10px;
  color: var(--muted);
  font-size: 11px;
  font-weight: 750;
}

.question-card {
  max-width: 880px;
  margin: 0 auto;
  padding: 28px;
}

.question-skill {
  margin: 0 0 10px;
  color: var(--primary);
  font-size: 10px;
  font-weight: 900;
  letter-spacing: .08em;
}

.question-card h3 {
  margin: 0;
  font-size: clamp(20px, 2.6vw, 29px);
  line-height: 1.3;
  letter-spacing: -.025em;
}

.answer-list {
  display: grid;
  gap: 10px;
  margin-top: 24px;
}

.answer-option {
  width: 100%;
  min-height: 54px;
  padding: 13px 15px;
  border: 1px solid var(--border);
  border-radius: 13px;
  background: white;
  color: var(--ink);
  text-align: left;
  font-weight: 650;
  transition: border-color .15s ease, background .15s ease, transform .15s ease;
}

.answer-option:hover:not(:disabled) {
  border-color: #BFD0EA;
  background: var(--surface-alt);
  transform: translateY(-1px);
}

.answer-option.selected-answer {
  border-color: var(--primary);
  background: var(--primary-soft);
  color: var(--primary-dark);
}

.answer-option.correct-answer {
  border-color: #9ED8BE;
  background: var(--strong-soft);
  color: var(--strong);
}

.answer-option.wrong-answer {
  border-color: #E6AEAE;
  background: var(--review-soft);
  color: var(--review);
}

.feedback-box {
  margin-top: 18px;
  padding: 15px 17px;
  border-radius: 13px;
  font-size: 12px;
}

.feedback-box.correct {
  background: var(--strong-soft);
  color: var(--strong);
}

.feedback-box.incorrect {
  background: var(--review-soft);
  color: var(--review);
}

.feedback-box p {
  margin: 6px 0 0;
  color: var(--ink);
  line-height: 1.55;
}

.question-actions {
  margin-top: 22px;
  display: flex;
  justify-content: flex-end;
  gap: 10px;
}

.question-actions.spread {
  justify-content: space-between;
}

.mini-test-intro,
.empty-results {
  max-width: 760px;
  margin: 0 auto;
  padding: 30px;
  text-align: center;
}

.mini-test-intro h3,
.empty-results h3 {
  margin: 0;
  font-size: 24px;
  letter-spacing: -.03em;
}

.mini-test-intro p,
.empty-results p {
  max-width: 580px;
  margin: 10px auto 20px;
  color: var(--muted);
  line-height: 1.6;
}

.test-progress-row {
  max-width: 880px;
  margin: 0 auto 10px;
  display: grid;
  grid-template-columns: 110px 1fr;
  gap: 14px;
  align-items: center;
  color: var(--muted);
  font-size: 11px;
  font-weight: 750;
}

.test-progress {
  height: 8px;
  border-radius: 999px;
  overflow: hidden;
  background: #E8EEF7;
}

.test-progress span {
  display: block;
  height: 100%;
  border-radius: inherit;
  background: var(--primary);
}

.results-hero {
  max-width: 880px;
  margin: 0 auto;
  padding: 28px;
  display: grid;
  grid-template-columns: 150px 1fr;
  gap: 28px;
  align-items: center;
}

.result-score-circle {
  width: 140px;
  height: 140px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  align-content: center;
  background: var(--primary-soft);
  color: var(--primary-dark);
}

.result-score-circle strong {
  font-size: 34px;
  letter-spacing: -.04em;
}

.result-score-circle span {
  margin-top: 4px;
  color: var(--muted);
  font-size: 11px;
  font-weight: 750;
}

.results-hero h2 {
  margin: 0;
  font-size: 26px;
  letter-spacing: -.03em;
}

.results-hero p:not(.eyebrow) {
  color: var(--muted);
  line-height: 1.6;
}

.result-actions {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.mistake-review {
  max-width: 880px;
  margin: 14px auto 0;
  padding: 24px;
}

.mistake-review > h3 {
  margin: 0 0 14px;
}

.mistake-item {
  padding: 16px 0;
  border-top: 1px solid var(--border);
}

.mistake-item h4 {
  margin: 0 0 9px;
  font-size: 14px;
}

.mistake-item p {
  margin: 5px 0;
  color: var(--muted);
  font-size: 12px;
  line-height: 1.5;
}

.mistake-item .mistake-explanation {
  color: var(--ink);
}

.perfect-score {
  padding: 18px;
  border-radius: 12px;
  background: var(--strong-soft);
  color: var(--strong);
  font-weight: 750;
}

@media (max-width: 900px) {
  .microcard-grid {
    grid-template-columns: 1fr;
  }

  .unit-stage-tabs {
    overflow-x: auto;
    grid-template-columns: repeat(6, minmax(110px, 1fr));
  }
}

@media (max-width: 760px) {
  .unit-header {
    align-items: stretch;
    flex-direction: column;
  }

  .unit-header-score {
    text-align: left;
  }

  .unit-stage-tabs {
    top: auto;
  }

  .example-card,
  .results-hero {
    grid-template-columns: 1fr;
  }

  .result-score-circle {
    width: 120px;
    height: 120px;
  }

  .stage-actions,
  .question-actions {
    flex-wrap: wrap;
  }

  .stage-actions > *,
  .question-actions > * {
    flex: 1 1 140px;
  }
}


/* ---------- Functional Exam Runner ---------- */
.exam-page { background: #F2F5FA; }
.exam-shell { min-height: 100vh; }
.exam-topbar { position: sticky; top: 0; z-index: 30; padding: 18px 28px; display: flex; align-items: center; justify-content: space-between; gap: 24px; background: rgba(255,255,255,.96); border-bottom: 1px solid var(--border); backdrop-filter: blur(14px); }
.exam-topbar h1 { margin: 0; font-size: 22px; letter-spacing: -.03em; }
.exam-back { display: inline-block; margin-bottom: 6px; color: var(--muted); text-decoration: none; font-size: 11px; font-weight: 800; }
.exam-top-stats { display: flex; gap: 10px; }
.exam-top-stats > div { min-width: 96px; padding: 9px 12px; border: 1px solid var(--border); border-radius: 12px; background: var(--surface-alt); text-align: right; }
.exam-top-stats span { display: block; color: var(--muted); font-size: 9px; font-weight: 750; }
.exam-top-stats strong { display: block; margin-top: 3px; font-size: 16px; }
.exam-layout { max-width: 1440px; margin: 0 auto; padding: 24px; display: grid; grid-template-columns: 230px 1fr; gap: 18px; align-items: start; }
.exam-task-nav { position: sticky; top: 110px; padding: 16px; }
.exam-task-nav-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 10px; }
.exam-task-nav-head span { color: var(--muted); font-size: 10px; font-weight: 750; }
.task-button-list { display: grid; gap: 6px; max-height: calc(100vh - 270px); overflow: auto; padding-right: 2px; }
.task-nav-button { width: 100%; padding: 10px 11px; border: 1px solid var(--border); border-radius: 10px; display: flex; justify-content: space-between; gap: 10px; background: white; color: var(--ink); font-size: 11px; font-weight: 800; }
.task-nav-button small { color: var(--muted); }
.task-nav-button.active { border-color: #B8CEF0; background: var(--primary-soft); color: var(--primary-dark); }
.full-width { width: 100%; margin-top: 12px; }
.exam-main-panel { min-width: 0; }
.exam-progress-bar { height: 8px; margin-bottom: 10px; overflow: hidden; border-radius: 999px; background: #E3EAF4; }
.exam-progress-bar span { display: block; height: 100%; border-radius: inherit; background: var(--primary); }
.exam-task-card { min-height: 560px; padding: 28px; }
.exam-task-head { display: flex; justify-content: space-between; gap: 20px; align-items: flex-start; margin-bottom: 30px; }
.exam-task-head h2 { margin: 0; max-width: 800px; font-size: 17px; letter-spacing: -.015em; }
.exam-question-block { max-width: 900px; }
.exam-question-block h3 { margin: 0; font-size: clamp(20px, 2.4vw, 30px); line-height: 1.35; letter-spacing: -.025em; }
.exam-actions { margin-top: 34px; padding-top: 18px; border-top: 1px solid var(--border); display: flex; justify-content: flex-end; gap: 10px; }
.exam-actions #submitExamMain { margin-left: auto; }
.exam-modal-backdrop { position: fixed; inset: 0; z-index: 100; display: grid; place-items: center; padding: 20px; background: rgba(14,39,75,.45); backdrop-filter: blur(6px); }
.exam-modal-backdrop[hidden] { display: none; }
.exam-modal { width: min(460px, 100%); padding: 28px; }
.exam-modal h2 { margin: 0; font-size: 25px; }
.exam-modal p { color: var(--muted); line-height: 1.6; }
.exam-modal-actions { display: flex; justify-content: flex-end; gap: 10px; margin-top: 22px; }
.exam-results-wrap { max-width: 1100px; margin: 0 auto; }
.exam-results-hero { max-width: none; }
.exam-results-hero h1 { margin: 0; font-size: 32px; letter-spacing: -.04em; }
.results-breakdown-grid { margin-top: 14px; display: grid; grid-template-columns: .8fr 1.2fr; gap: 14px; }
.breakdown-card { padding: 22px; }
.breakdown-row { display: flex; justify-content: space-between; gap: 16px; padding: 11px 0; border-bottom: 1px solid var(--border); font-size: 12px; }
.breakdown-row:last-child { border-bottom: 0; }
.breakdown-row span { color: var(--muted); }

@media (max-width: 900px) {
  .exam-layout { grid-template-columns: 1fr; }
  .exam-task-nav { position: static; }
  .task-button-list { grid-template-columns: repeat(3, 1fr); max-height: none; }
  .results-breakdown-grid { grid-template-columns: 1fr; }
}
@media (max-width: 760px) {
  .exam-topbar { padding: 14px 16px; align-items: flex-start; flex-direction: column; }
  .exam-top-stats { width: 100%; }
  .exam-top-stats > div { flex: 1; text-align: left; }
  .exam-layout { padding: 12px; }
  .task-button-list { grid-template-columns: repeat(2, 1fr); }
  .exam-task-card { padding: 20px 16px; }
  .exam-task-head { flex-direction: column; }
  .exam-actions { flex-wrap: wrap; }
  .exam-actions > * { flex: 1 1 120px; }
  .exam-modal-actions { flex-direction: column-reverse; }
}

/* ---------- Dynamic Dashboard ---------- */
.dashboard-rec-cta { margin-top:16px; width:fit-content; }
.priority-row { text-decoration:none; color:var(--ink); }
.dashboard-result-link { text-decoration:none; }
.dashboard-empty-row { padding:22px 16px; display:grid; gap:5px; color:var(--muted); font-size:12px; }
.dashboard-empty-row strong { color:var(--ink); font-size:13px; }
#dashboardPriorityList:empty { display:none; }


/* ---------- Firebase Auth UI ---------- */
html.auth-checking body { visibility:hidden; }
.auth-page { min-height:100vh; background:radial-gradient(circle at 15% 15%, rgba(31,111,235,.10), transparent 30%), var(--bg); }
.auth-shell { min-height:100vh; padding:36px 20px; display:grid; place-items:center; align-content:center; }
.auth-brand { width:min(100%,500px); margin:0 auto 18px; color:var(--ink); }
.auth-brand .brand-copy strong { color:var(--ink); }
.auth-brand .brand-copy small { color:var(--muted); }
.auth-card { width:min(100%,500px); padding:30px; }
.auth-copy h1 { margin:0; font-size:34px; letter-spacing:-.04em; }
.auth-copy > p:not(.eyebrow) { margin:9px 0 0; color:var(--muted); line-height:1.6; }
.auth-demo-notice { margin:20px 0 0; padding:14px 16px; border:1px solid #E5D6A0; border-radius:13px; background:var(--developing-soft); }
.auth-demo-notice strong { color:var(--developing); font-size:12px; }
.auth-demo-notice p { margin:5px 0 0; color:var(--ink); font-size:11px; line-height:1.5; }
.auth-tabs { margin-top:24px; padding:5px; display:grid; grid-template-columns:1fr 1fr; gap:5px; border-radius:13px; background:var(--surface-alt); }
.auth-tab { border:0; border-radius:10px; padding:10px 12px; background:transparent; color:var(--muted); font-size:11px; font-weight:850; }
.auth-tab.active { background:white; color:var(--primary-dark); box-shadow:var(--shadow-soft); }
.auth-form { margin-top:18px; display:grid; gap:14px; }
.auth-form label { display:grid; gap:6px; }
.auth-form label > span { color:var(--ink); font-size:11px; font-weight:800; }
.auth-form input { width:100%; min-height:48px; border:1px solid var(--border); border-radius:12px; padding:11px 13px; background:white; color:var(--ink); outline:none; }
.auth-form input:focus { border-color:#A9C4EE; box-shadow:0 0 0 3px rgba(31,111,235,.10); }
.auth-submit { margin-top:4px; width:100%; }
.auth-reset { margin-top:14px; }
.auth-message { min-height:20px; margin:10px 0 0; font-size:11px; line-height:1.5; }
.auth-message.error { color:var(--review); }
.auth-message.success { color:var(--strong); }
.auth-message.info { color:var(--muted); }
.auth-current-user { margin-top:22px; padding:18px; border:1px solid var(--border); border-radius:14px; background:var(--surface-alt); }
.auth-current-user > span { display:block; color:var(--muted); font-size:10px; font-weight:750; }
.auth-current-user > strong { display:block; margin-top:5px; font-size:15px; }
.auth-actions-row { margin-top:16px; display:flex; gap:10px; }
.auth-disclaimer { margin:24px 0 0; padding-top:16px; border-top:1px solid var(--border); color:var(--muted); font-size:9px; line-height:1.55; }
@media (max-width:560px) { .auth-card { padding:24px 18px; } .auth-copy h1 { font-size:29px; } .auth-actions-row { flex-direction:column; } }

.readiness-disclaimer {
  margin: 14px 0 0;
  font-size: 0.78rem;
  line-height: 1.45;
  color: var(--muted);
}


/* ---------- Module 2 incremental release ---------- */
.upcoming-unit {
  opacity: .72;
  cursor: default;
}

.upcoming-unit:hover {
  transform: none;
  border-color: var(--border);
  box-shadow: none;
}

.question-context {
  margin: 0 0 10px;
  color: var(--muted);
  line-height: 1.6;
  font-size: 14px;
}