/* ==========================================================================
   Tools for Education — 10-Site/ shared stylesheet

   Consumes the week-1 DS package (CONSUME.md). Tokens live in /ds/ (a copy
   of 10-DesignSystem/tools-for-education/styles.css + tokens/, required
   because Workers Static Assets serve only ./10-Site).

   Mockup E / provisional warm-editorial tokens are no longer the kit-of-record.
   Do not invent a second token set here — compose chrome from --tfe-* tokens.

   Zero build step. Hand-written HTML/CSS only.
   ========================================================================== */

@import url("../ds/styles.css");

/* --------------------------------------------------------------------------
   1. Reset and base
   -------------------------------------------------------------------------- */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 100%;
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
}

body {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  background-color: var(--surface-page);
  color: var(--text-body);
  font-family: var(--font-body);
  font-size: var(--fs-body);
  line-height: var(--lh-body);
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

/* Flex column items default to min-width: auto, so a wide comparison table
   would expand <main> past the viewport and clip later columns. Let main
   shrink so .table-wrap can own horizontal overflow. */
main {
  flex: 1 1 auto;
  min-width: 0;
  width: 100%;
  max-width: 100%;
}

img,
svg {
  max-width: 100%;
  height: auto;
}

.skip-link {
  position: absolute;
  top: -100px;
  left: var(--space-4);
  z-index: 999;
  padding: 0.6rem 1.25rem;
  border-radius: var(--radius-pill);
  background: var(--action-primary);
  color: var(--tfe-white);
  font-family: var(--font-display);
  font-size: var(--fs-caption);
  font-weight: var(--fw-bold);
  letter-spacing: var(--ls-utility);
  text-decoration: none;
  transition: top var(--dur-fast) var(--ease-out);
}

.skip-link:focus {
  top: var(--space-4);
}

:focus-visible {
  outline: 3px solid var(--focus-ring);
  outline-offset: 3px;
  border-radius: var(--radius-sm);
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
}

/* --------------------------------------------------------------------------
   2. Typography
   -------------------------------------------------------------------------- */
h1,
h2,
h3 {
  font-family: var(--font-display);
  font-weight: var(--fw-heavy);
  line-height: var(--lh-heading);
  letter-spacing: var(--ls-heading);
  color: var(--text-heading);
}

h1 {
  font-size: var(--fs-h1);
  margin-bottom: var(--space-3);
}

h2 {
  font-size: var(--fs-h2);
  margin-bottom: var(--space-2);
}

h3 {
  font-size: var(--fs-h3);
  font-weight: var(--fw-bold);
  margin-bottom: var(--space-1);
}

h4 {
  font-family: var(--font-display);
  font-size: var(--fs-h4);
  font-weight: var(--fw-bold);
  letter-spacing: var(--ls-heading);
  color: var(--text-heading);
  margin-bottom: var(--space-1);
}

p {
  color: var(--text-body);
  margin-bottom: var(--space-4);
}

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

.lead {
  font-size: var(--fs-body-lg);
  line-height: var(--lh-relaxed);
  color: var(--text-heading);
  max-width: var(--measure);
  margin-bottom: var(--space-6);
}

a {
  color: var(--text-link);
  text-decoration-thickness: 1.5px;
  text-underline-offset: 3px;
  transition: color var(--dur-base) var(--ease-standard);
}

a:hover {
  color: var(--text-link-hover);
}

.kicker {
  display: inline-block;
  font-family: var(--font-display);
  font-size: var(--fs-eyebrow);
  font-weight: var(--fw-bold);
  letter-spacing: var(--ls-eyebrow);
  text-transform: uppercase;
  color: var(--text-eyebrow);
  margin-bottom: var(--space-1);
}

.kicker-quiet {
  color: var(--text-muted);
}

.mono-note {
  font-family: var(--font-body);
  font-size: var(--fs-caption);
  letter-spacing: var(--ls-body);
  line-height: var(--lh-body);
  color: var(--text-muted);
}

/* --------------------------------------------------------------------------
   3. Layout
   -------------------------------------------------------------------------- */
.container {
  width: 100%;
  max-width: var(--page-max);
  min-width: 0;
  margin-inline: auto;
  padding-inline: var(--page-gutter);
}

@media (max-width: 720px) {
  .container {
    padding-inline: var(--space-4);
  }
}

.prose {
  max-width: var(--measure);
}

.section {
  padding: var(--section-y-tight) 0;
}

.section-tint {
  background: var(--surface-tint);
  border-top: var(--border-width) solid var(--border-subtle);
  border-bottom: var(--border-width) solid var(--border-subtle);
}

.section-head {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  align-items: baseline;
  justify-content: space-between;
  padding-bottom: var(--space-2);
  border-bottom: var(--border-width-strong) solid var(--tfe-red-500);
  margin-bottom: var(--space-6);
}

.section-head h2 {
  margin-bottom: 0;
}

/* --------------------------------------------------------------------------
   4. Scaffold banner + UtilityBar (navy trust bar)
   -------------------------------------------------------------------------- */
.scaffold-banner {
  background: var(--tfe-blue-050);
  border-bottom: var(--border-width) solid var(--border-subtle);
  color: var(--tfe-navy-800);
  font-family: var(--font-display);
  font-size: var(--fs-utility);
  font-weight: var(--fw-semibold);
  letter-spacing: var(--ls-utility);
  text-align: center;
  padding: var(--space-2) var(--space-4);
}

.utility-bar {
  background: var(--surface-bar);
  min-height: var(--bar-h-utility);
  display: flex;
  align-items: center;
}

.utility-bar-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-2) var(--space-4);
  width: 100%;
  padding-block: var(--space-2);
}

.utility-bar span {
  font-family: var(--font-display);
  font-weight: var(--fw-semibold);
  font-size: var(--fs-utility);
  letter-spacing: var(--ls-utility);
  text-transform: uppercase;
  color: var(--text-on-navy);
}

.utility-bar-right {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.utility-bar-right img {
  height: 17px;
  width: auto;
  display: block;
}

/* --------------------------------------------------------------------------
   5. SiteHeader — lockup, hub nav, Get Updates
   -------------------------------------------------------------------------- */
.site-header {
  background: var(--tfe-white);
  border-bottom: var(--border-width) solid var(--border-subtle);
  box-shadow: var(--shadow-header);
}

.site-header-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-4) var(--space-8);
  min-height: var(--bar-h-header);
  padding-block: var(--space-3);
}

.site-lockup {
  display: block;
  flex: 0 0 auto;
  text-decoration: none;
}

.site-lockup img {
  height: 52px;
  width: auto;
  display: block;
}

.site-nav {
  flex: 1 1 auto;
  min-width: 0;
}

.nav-list {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-2) 26px;
}

.nav-link {
  display: inline-block;
  font-family: var(--font-body);
  font-size: var(--fs-body-sm);
  font-weight: var(--fw-medium);
  color: var(--tfe-grey-800);
  text-decoration: none;
  padding-bottom: 4px;
  border-bottom: var(--underline-active) solid transparent;
  white-space: nowrap;
  transition: color var(--dur-base) var(--ease-standard);
}

.nav-link:hover {
  color: var(--tfe-ink);
}

.nav-link[aria-current="page"] {
  font-weight: var(--fw-bold);
  color: var(--tfe-ink);
  border-bottom-color: var(--tfe-red-500);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 14px;
  flex: 0 0 auto;
  margin-left: auto;
}

/* Menu wrapper is layout-transparent on desktop so nav + Get Updates sit in
   .site-header-inner exactly as before; the toggle only exists on phones. */
.site-menu {
  display: contents;
}

.menu-toggle {
  display: none;
}

/* Phone header (#382): logo + menu button only. Utility bar hidden; nav,
   Get Updates and everything else live in the menu. Without JS (.js class
   absent) the menu simply stays visible under the logo. */
@media (max-width: 640px) {
  .utility-bar {
    display: none;
  }

  .site-header-inner {
    justify-content: space-between;
    gap: var(--space-2) var(--space-4);
    min-height: 0;
    padding-block: var(--space-2);
  }

  .site-lockup img {
    height: 40px;
  }

  .site-menu {
    display: block;
    flex: 1 0 100%;
  }

  .js .menu-toggle {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    min-block-size: 44px;
    padding: 0 var(--space-4);
    background: var(--tfe-white);
    color: var(--action-secondary-text);
    border: 2px solid var(--action-secondary-border);
    border-radius: var(--radius-pill);
    font-family: var(--font-display);
    font-size: 14px;
    font-weight: var(--fw-bold);
    line-height: 1;
    cursor: pointer;
  }

  .menu-toggle-icon,
  .menu-toggle-icon::before,
  .menu-toggle-icon::after {
    display: block;
    inline-size: 18px;
    block-size: 2px;
    background: currentColor;
    border-radius: 1px;
  }

  .menu-toggle-icon {
    position: relative;
  }

  .menu-toggle-icon::before,
  .menu-toggle-icon::after {
    content: "";
    position: absolute;
    inset-inline-start: 0;
  }

  .menu-toggle-icon::before {
    inset-block-start: -6px;
  }

  .menu-toggle-icon::after {
    inset-block-start: 6px;
  }

  .js .site-menu {
    display: none;
  }

  .js .site-menu.is-open {
    display: block;
  }

  .nav-list {
    flex-direction: column;
    align-items: stretch;
    gap: 0;
  }

  .nav-link {
    display: block;
    min-block-size: 44px;
    padding: 10px 0;
    border-bottom: var(--border-width) solid var(--border-subtle);
  }

  .nav-link[aria-current="page"] {
    border-bottom-color: var(--tfe-red-500);
  }

  .header-actions {
    margin: var(--space-3) 0 var(--space-2);
  }

  .header-actions .btn {
    inline-size: 100%;
  }
}

/* Tap targets (#382, WCAG 2.2 AA 2.5.8): plain inline links in page content
   get block padding. Vertical padding on an inline box grows the hit area
   without changing line layout, so text flow is unchanged. Footer links
   carry their own 24px min-height (.footer-col a). */
main a:not([class]),
.breadcrumbs a:not([class]),
.footer-bottom a:not([class]) {
  padding-block: 4px;
}

.breadcrumbs {
  font-family: var(--font-body);
  font-size: var(--fs-caption);
  letter-spacing: var(--ls-body);
  color: var(--text-muted);
  padding: var(--space-4) 0 var(--space-2);
}

.breadcrumbs a {
  color: var(--text-muted);
  text-decoration: none;
}

.breadcrumbs a:hover {
  color: var(--text-link-hover);
  text-decoration: underline;
}

.breadcrumbs .sep {
  margin: 0 0.4rem;
  color: var(--tfe-grey-400);
}

/* --------------------------------------------------------------------------
   6. Buttons
   -------------------------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: var(--fw-bold);
  letter-spacing: 0;
  line-height: 1.2;
  padding: 13px 26px;
  border: 2px solid transparent;
  border-radius: var(--radius-pill);
  text-decoration: none;
  cursor: pointer;
  white-space: nowrap;
  transition:
    background var(--dur-base) var(--ease-standard),
    color var(--dur-base) var(--ease-standard),
    transform var(--dur-fast) var(--ease-standard),
    box-shadow var(--dur-base) var(--ease-standard);
}

.btn-sm {
  font-size: 14px;
  padding: 9px 18px;
}

.btn-primary {
  background: var(--action-primary);
  color: var(--tfe-white);
  box-shadow: var(--shadow-button);
}

.btn-primary:hover {
  background: var(--action-primary-hover);
  color: var(--tfe-white);
  transform: translateY(var(--hover-lift));
}

.btn-secondary {
  background: var(--tfe-white);
  color: var(--action-secondary-text);
  border-color: var(--action-secondary-border);
}

.btn-secondary:hover {
  background: var(--tfe-blue-050);
  color: var(--action-secondary-text);
}

.btn-on-navy {
  background: var(--tfe-white);
  color: var(--tfe-navy-700);
}

.btn-on-navy:hover {
  background: var(--tfe-blue-050);
  color: var(--tfe-navy-700);
  transform: translateY(var(--hover-lift));
}

.btn:disabled,
.btn[aria-disabled="true"] {
  opacity: 0.45;
  cursor: not-allowed;
  transform: none;
  box-shadow: none;
}

.btn-row {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin-top: var(--space-6);
}

/* --------------------------------------------------------------------------
   7. Pills and unresolved bracket tokens
   -------------------------------------------------------------------------- */
.pill {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-family: var(--font-display);
  font-size: var(--fs-utility);
  font-weight: var(--fw-bold);
  letter-spacing: var(--ls-utility);
  text-transform: uppercase;
  line-height: 1.2;
  padding: 0.35rem 0.75rem;
  border-radius: var(--radius-pill);
  border: var(--border-width) solid transparent;
}

.pill-sister {
  background: var(--tfe-grey-100);
  color: var(--text-muted);
  border-color: var(--tfe-grey-400);
}

.pill-quiet {
  background: var(--surface-chip);
  color: var(--text-muted);
  border-color: var(--border-subtle);
}

/* A bracket token marks copy that is deliberately NOT written here. */
.token {
  font-family: var(--font-display);
  font-size: 0.85em;
  letter-spacing: 0.02em;
  color: var(--tfe-navy-800);
  background: var(--tfe-blue-050);
  border: 1px dashed var(--tfe-blue-400);
  border-radius: var(--radius-sm);
  padding: 0.05rem 0.35rem;
  white-space: nowrap;
}

/* --------------------------------------------------------------------------
   8. Blocked / deferral notes
   -------------------------------------------------------------------------- */
.blocked-note {
  background: var(--tfe-blue-050);
  border: var(--border-width) solid var(--tfe-blue-200);
  border-left: 4px solid var(--tfe-navy-700);
  border-radius: var(--radius-md);
  padding: var(--space-3) var(--space-4);
  margin: var(--space-4) 0;
  max-width: var(--measure);
}

.blocked-note .kicker {
  margin-bottom: 0.2rem;
}

.blocked-note p {
  font-size: var(--fs-body-sm);
  line-height: var(--lh-body);
}

/* --------------------------------------------------------------------------
   9. Reserved content slots
   -------------------------------------------------------------------------- */
.slot-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-4);
}

@media (min-width: 760px) {
  .slot-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.slot {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  min-height: 9rem;
  padding: var(--space-4);
  background: var(--surface-card);
  border: 1.5px dashed var(--tfe-grey-400);
  border-radius: var(--radius-lg);
}

.slot h3 {
  font-family: var(--font-display);
  font-size: var(--fs-utility);
  font-weight: var(--fw-bold);
  letter-spacing: var(--ls-utility);
  text-transform: uppercase;
  color: var(--text-heading);
  margin-bottom: 0;
}

.slot p {
  font-size: var(--fs-body-sm);
  line-height: var(--lh-body);
  margin-bottom: 0;
}

.slot-empty {
  margin-top: auto;
  display: grid;
  place-items: center;
  min-height: 3.25rem;
  border-radius: var(--radius-md);
  background: var(--tfe-grey-100);
  color: var(--tfe-grey-400);
  font-family: var(--font-display);
  font-size: var(--fs-utility);
  letter-spacing: var(--ls-utility);
  text-transform: uppercase;
}

/* --------------------------------------------------------------------------
   10. Stub route cards (literacy hub topic shells)
   -------------------------------------------------------------------------- */
.card-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-4);
}

@media (min-width: 620px) {
  .card-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

.route-card {
  display: flex;
  flex-direction: column;
  background: var(--surface-card);
  border: var(--border-width) solid var(--border-subtle);
  border-top: 3px solid var(--tfe-red-500);
  border-radius: var(--radius-card);
  padding: var(--space-4);
  box-shadow: var(--shadow-card);
  transition:
    transform var(--dur-base) var(--ease-standard),
    box-shadow var(--dur-base) var(--ease-standard);
}

.route-card:hover {
  transform: translateY(var(--hover-lift));
  box-shadow: var(--shadow-card-hover);
}

.route-card h3 {
  font-size: var(--fs-h3);
}

.route-card h3 a {
  color: inherit;
  text-decoration: none;
}

.route-card h3 a:hover {
  color: var(--text-link-hover);
  text-decoration: underline;
}

.route-card p {
  font-size: var(--fs-body-sm);
  line-height: var(--lh-body);
  flex: 1 1 auto;
}

.route-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-2) var(--space-3);
  margin-top: var(--space-3);
  padding-top: var(--space-2);
  border-top: 1px dashed var(--border-subtle);
  font-family: var(--font-display);
  font-size: var(--fs-utility);
  letter-spacing: var(--ls-utility);
  color: var(--text-muted);
}

.path-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-5);
  margin: var(--space-6) 0 var(--space-4);
}

@media (min-width: 760px) {
  .path-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

.path-card {
  display: flex;
  flex-direction: column;
  background: var(--surface-card);
  border: var(--border-width) solid var(--border-subtle);
  border-top: 6px solid var(--tfe-red-500);
  border-radius: var(--radius-card);
  padding: var(--space-6) var(--space-5);
  box-shadow: var(--shadow-card);
  min-height: 16rem;
  min-width: 0;
  max-width: 100%;
}

.path-card h3 {
  font-size: var(--fs-h2);
  margin-bottom: var(--space-3);
}

.path-card h3 a {
  color: inherit;
  text-decoration: none;
}

.path-card h3 a:hover {
  color: var(--text-link-hover);
  text-decoration: underline;
}

.path-card p {
  font-size: var(--fs-body);
  line-height: var(--lh-body);
  flex: 1 1 auto;
  margin-bottom: var(--space-5);
}

.path-card .btn {
  align-self: flex-start;
  margin-top: auto;
  max-width: 100%;
}

.path-transition-note {
  margin-top: var(--space-4);
}

.term-glossary {
  margin-top: var(--space-8);
  padding: var(--space-4) var(--space-5);
  background: var(--surface-card);
  border: var(--border-width) solid var(--border-subtle);
  border-radius: var(--radius-md);
  max-width: 52rem;
}

.term-glossary h3 {
  font-size: var(--fs-h4);
  margin-bottom: var(--space-3);
}

.term-glossary dl {
  display: grid;
  grid-template-columns: minmax(4.5rem, 6rem) minmax(0, 1fr);
  gap: var(--space-2) var(--space-4);
  margin: 0;
}

.term-glossary dt {
  font-family: var(--font-display);
  font-weight: var(--fw-bold);
  color: var(--text-heading);
}

.term-glossary dd {
  margin: 0;
  color: var(--text-body);
  font-size: var(--fs-body-sm);
  line-height: var(--lh-body);
}

/* --------------------------------------------------------------------------
   11. Get Updates capture — week-1 Google Form embed slot (#117)
   -------------------------------------------------------------------------- */
.capture-panel {
  background: var(--surface-band);
  border: var(--border-width) solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: var(--space-10) clamp(1.15rem, 3.5vw, 2rem);
  max-width: 44rem;
  margin-inline: auto;
}

.embed-slot {
  display: grid;
  place-items: center;
  gap: var(--space-2);
  min-height: 15rem;
  padding: var(--space-6) var(--space-4);
  margin: var(--space-4) 0;
  text-align: center;
  background: var(--tfe-white);
  border: 1.5px dashed var(--tfe-grey-400);
  border-radius: var(--radius-md);
}

.embed-slot-live {
  /* Themed #117 Form: Hub capture card is the only frame. */
  border: 0;
  background: transparent;
  padding: var(--space-2) 0;
  min-height: 0;
  text-align: left;
  place-items: stretch;
}

.sister-opt-in {
  text-align: left;
  margin: 0 0 var(--space-4);
  padding: var(--space-3) var(--space-4);
  background: var(--surface-chip);
  border: var(--border-width) solid var(--border-subtle);
  border-left: 4px solid var(--tfe-navy-700);
  border-radius: var(--radius-md);
}

.sister-opt-in-kicker {
  font-family: var(--font-display);
  font-size: var(--fs-eyebrow);
  font-weight: var(--fw-bold);
  letter-spacing: var(--ls-eyebrow);
  text-transform: uppercase;
  color: var(--text-heading);
  margin-bottom: var(--space-2);
}

.sister-opt-in p {
  max-width: 62ch;
  margin-bottom: 0;
  font-size: var(--fs-body-sm);
  line-height: var(--lh-body);
  color: var(--text-body);
}

.embed-fallback,
.embed-fallback-noscript {
  margin-top: var(--space-4);
  font-size: var(--fs-body-sm);
  line-height: var(--lh-body);
  color: var(--text-body);
  text-align: left;
}

.embed-slot p {
  max-width: 54ch;
  margin-bottom: 0;
}

.embed-slot iframe {
  width: 100%;
  max-width: 640px;
  height: 1400px;
  border: 0;
}

.form-fallback {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: center;
  gap: 0.35rem 0.6rem;
  margin-top: var(--space-2);
}

.disclosure {
  font-size: var(--fs-caption);
  line-height: var(--lh-body);
  color: var(--text-muted);
  background: var(--tfe-white);
  border: var(--border-width) solid var(--border-subtle);
  border-left: 4px solid var(--tfe-red-500);
  border-radius: var(--radius-md);
  padding: var(--space-3) var(--space-4);
}

.disclosure p {
  font-size: inherit;
  line-height: inherit;
}

.last-verified {
  font-size: var(--fs-caption);
  line-height: var(--lh-body);
  color: var(--text-muted);
  max-width: var(--measure);
  margin-top: var(--space-2);
}

/* Klaviyo native embed target (#225, dedicated /get-updates/ page). Reserves
   space before Klaviyo's async onsite script renders its iframe, to limit
   layout shift. Targeting the class Klaviyo's own JS queries for is
   intentional and does not alter the required embed markup. */
.klaviyo-form-SX734P {
  display: block;
  min-height: 26rem;
}

/* --------------------------------------------------------------------------
   12. Labeled sister-brand chips — never in header/nav
   -------------------------------------------------------------------------- */
.sister-block {
  background: var(--tfe-grey-100);
  border: 1.5px dashed var(--tfe-grey-400);
  border-radius: var(--radius-lg);
  padding: var(--space-8) clamp(1.15rem, 3.5vw, 1.75rem);
}

.sister-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-4);
  margin-top: var(--space-4);
}

@media (min-width: 680px) {
  .sister-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

.sister-card {
  display: flex;
  flex-direction: column;
  background: var(--tfe-grey-100);
  border: 1px dashed var(--tfe-grey-400);
  border-radius: var(--radius-md);
  padding: 14px 18px;
  min-width: 0;
  max-width: 100%;
}

.sister-card h3 {
  font-family: var(--font-body);
  font-size: var(--fs-body);
  font-weight: var(--fw-semibold);
  color: var(--tfe-grey-800);
  margin-top: 5px;
}

.sister-card p {
  font-size: var(--fs-body-sm);
  line-height: var(--lh-body);
  color: var(--text-muted);
  flex: 1 1 auto;
}

.sister-card .btn {
  align-self: flex-start;
  margin-top: var(--space-3);
  max-width: 100%;
}

@media (max-width: 720px) {
  .path-card .btn,
  .sister-card .btn {
    white-space: normal;
  }
}

/* --------------------------------------------------------------------------
   13. FooterCtaBar + site footer
   -------------------------------------------------------------------------- */
.footer-cta-bar {
  margin-top: auto;
  background: var(--surface-footer);
  padding: var(--space-8) 0;
}

.footer-cta-inner {
  display: flex;
  align-items: center;
  gap: var(--space-10);
  flex-wrap: wrap;
}

.footer-cta-inner img {
  height: 64px;
  width: auto;
  display: block;
  flex: 0 0 auto;
}

.footer-cta-rule {
  width: 1px;
  align-self: stretch;
  min-height: 48px;
  background: var(--border-on-navy);
}

.footer-cta-copy {
  flex: 1 1 260px;
}

.footer-cta-copy p {
  font-family: var(--font-body);
  font-weight: var(--fw-semibold);
  font-size: var(--fs-body);
  color: var(--text-on-navy);
  margin-bottom: 0;
}

.footer-cta-tagline {
  margin-top: var(--space-2);
  font-family: var(--font-display);
  font-weight: var(--fw-semibold);
  font-size: var(--fs-utility);
  letter-spacing: var(--ls-utility);
  text-transform: uppercase;
  color: var(--text-on-navy-muted);
}

.site-footer {
  background: var(--tfe-navy-900);
  padding: var(--space-10) 0 var(--space-6);
  font-size: var(--fs-body-sm);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-6);
  margin-bottom: var(--space-6);
}

@media (min-width: 760px) {
  .footer-grid {
    grid-template-columns: 1.6fr 1fr 1fr;
    gap: var(--space-10);
  }
}

.footer-col h2 {
  font-family: var(--font-display);
  font-size: var(--fs-utility);
  font-weight: var(--fw-bold);
  letter-spacing: var(--ls-utility);
  text-transform: uppercase;
  color: var(--text-on-navy);
  margin-bottom: var(--space-2);
}

.footer-col .footer-meta {
  color: var(--text-on-navy-muted);
}

.footer-col p,
.footer-col li {
  font-size: var(--fs-body-sm);
  line-height: var(--lh-body);
  color: var(--text-on-navy-muted);
}

.footer-col ul {
  list-style: none;
}

.footer-col li {
  margin-bottom: 0.3rem;
}

.footer-col a {
  display: inline-flex;
  align-items: center;
  min-height: 24px;
  color: var(--text-on-navy-muted);
  text-decoration: none;
}

.footer-col a:hover {
  color: var(--tfe-white);
  text-decoration: underline;
}

.footer-bottom {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
  align-items: center;
  text-align: center;
  padding-top: var(--space-3);
  border-top: var(--border-width) solid var(--border-on-navy);
  font-family: var(--font-display);
  font-size: var(--fs-utility);
  letter-spacing: var(--ls-utility);
  color: var(--text-on-navy-muted);
}

@media (min-width: 760px) {
  .footer-bottom {
    flex-direction: row;
    justify-content: space-between;
    text-align: left;
  }
}

/* --------------------------------------------------------------------------
   14. Week-1 parent-facing content (landing + T01 + T06)
   -------------------------------------------------------------------------- */
.hero {
  padding: var(--section-y-tight) 0 var(--space-8);
}

.hero .lead {
  margin-bottom: var(--space-4);
}

.hero-note {
  font-size: var(--fs-body-sm);
  color: var(--text-muted);
  margin-bottom: var(--space-3);
}

.trust-line {
  font-size: var(--fs-body-sm);
  color: var(--text-body);
  max-width: var(--measure);
  margin-bottom: 0;
}

.trust-callout {
  background: var(--tfe-blue-050);
  border: var(--border-width) solid var(--tfe-blue-200);
  border-left: 4px solid var(--tfe-navy-700);
  border-radius: var(--radius-md);
  padding: var(--space-4) var(--space-5);
  margin: var(--space-4) 0;
  max-width: var(--measure);
}

.trust-callout h2,
.trust-callout h3 {
  font-size: var(--fs-h3);
  margin-bottom: var(--space-2);
}

.trust-callout p + h3 {
  margin-top: var(--space-4);
}

.page-toc {
  margin: var(--space-6) 0;
  padding: var(--space-4);
  background: var(--surface-card);
  border: var(--border-width) solid var(--border-subtle);
  border-radius: var(--radius-md);
}

.page-toc h2 {
  font-size: var(--fs-utility);
  letter-spacing: var(--ls-utility);
  text-transform: uppercase;
  margin-bottom: var(--space-2);
}

.page-toc ul {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2) var(--space-4);
}

.page-toc a {
  font-size: var(--fs-body-sm);
}

.prose ul,
.prose ol,
.content-list {
  margin: 0 0 var(--space-4) 1.35rem;
  color: var(--text-body);
}

.prose li,
.content-list li {
  margin-bottom: var(--space-2);
}

.step-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: var(--space-4);
}

.step-card {
  background: var(--surface-card);
  border: var(--border-width) solid var(--border-subtle);
  border-radius: var(--radius-card);
  padding: var(--space-4);
  box-shadow: var(--shadow-card);
}

.step-card h3 {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: var(--space-2);
}

.step-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 1.75rem;
  height: 1.75rem;
  border-radius: var(--radius-pill);
  background: var(--tfe-navy-700);
  color: var(--tfe-white);
  font-family: var(--font-display);
  font-size: var(--fs-caption);
  font-weight: var(--fw-bold);
}

.related-links {
  margin-top: var(--space-8);
  padding-top: var(--space-4);
  border-top: var(--border-width) solid var(--border-subtle);
}

.related-links ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.table-wrap {
  width: 100%;
  max-width: 100%;
  min-width: 0;
  overflow-x: auto;
  overflow-y: hidden;
  -webkit-overflow-scrolling: touch;
  overscroll-behavior-x: contain;
  margin: var(--space-4) 0 var(--space-6);
  border: var(--border-width) solid var(--border-subtle);
  border-radius: var(--radius-md);
  background: var(--surface-card);
}

.table-wrap:focus-visible {
  outline: 3px solid var(--focus-ring);
  outline-offset: 3px;
}

.table-wrap::-webkit-scrollbar {
  height: 10px;
}

.table-wrap::-webkit-scrollbar-track {
  background: var(--surface-tint);
}

.table-wrap::-webkit-scrollbar-thumb {
  background: var(--tfe-grey-400);
  border-radius: var(--radius-pill);
}

.compare-table {
  width: 100%;
  min-width: 40rem;
  border-collapse: collapse;
  font-size: var(--fs-body-sm);
}

.compare-table caption {
  caption-side: bottom;
  padding: var(--space-2) var(--space-3);
  text-align: left;
  color: var(--text-muted);
  font-size: var(--fs-caption);
}

.compare-table th,
.compare-table td {
  padding: var(--space-3);
  text-align: left;
  vertical-align: top;
  border-bottom: var(--border-width) solid var(--border-subtle);
}

.compare-table th {
  font-family: var(--font-display);
  font-size: var(--fs-caption);
  letter-spacing: var(--ls-utility);
  text-transform: uppercase;
  background: var(--surface-tint);
  color: var(--text-heading);
}

.compare-table tr:last-child th,
.compare-table tr:last-child td {
  border-bottom: 0;
}

.faq-list {
  display: grid;
  gap: var(--space-3);
}

.faq-list details {
  background: var(--surface-card);
  border: var(--border-width) solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: var(--space-3) var(--space-4);
}

.faq-list summary {
  cursor: pointer;
  font-family: var(--font-display);
  font-weight: var(--fw-bold);
  color: var(--text-heading);
}

.faq-list summary:hover {
  color: var(--text-link-hover);
}

.faq-list details p {
  margin-top: var(--space-3);
}

.explainer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-6);
}

@media (min-width: 760px) {
  .explainer-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

.explainer-card h3 {
  font-size: var(--fs-h3);
  margin-bottom: var(--space-3);
}

.video-embed {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 9;
  background: var(--tfe-grey-100);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.video-embed iframe {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: 0;
}

.explainer-playlist {
  margin-top: var(--space-4);
}

.explainer-link {
  margin-top: var(--space-2);
  font-size: var(--fs-body-sm);
  font-weight: var(--fw-semibold);
}

/* S01 at-a-glance pair only (issue #292). Peers do not use this class.
   Stacks A then B below 760px; two equal columns at desktop. */
.infographic-pair-caption {
  max-width: var(--measure);
  margin-bottom: var(--space-4);
  font-size: var(--fs-caption);
  line-height: var(--lh-body);
  color: var(--text-muted);
}

.infographic-pair {
  display: grid;
  /* minmax(0, 1fr), not 1fr: 1fr is minmax(auto, 1fr), and the 800px
     infographic intrinsic minimum would widen the page. */
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-4);
  align-items: start;
  min-width: 0;
}

.infographic-figure {
  margin: 0;
  min-width: 0;
}

.infographic-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  border-radius: var(--radius-md);
  border: var(--border-width) solid var(--border-subtle);
}

.infographic-figure figcaption {
  margin-top: var(--space-2);
  font-size: var(--fs-caption);
  color: var(--text-muted);
}

@media (min-width: 760px) {
  .infographic-pair {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  }
}

.news-intro {
  max-width: var(--measure);
  margin-bottom: var(--space-4);
}

.news-archive-link {
  margin-top: var(--space-6);
  text-align: center;
}

.news-source-note {
  font-size: var(--fs-body-sm);
  color: var(--text-muted);
  margin-top: var(--space-2);
}

.news-back-row {
  margin-top: var(--space-8);
}

.sister-heading {
  margin-top: var(--space-2);
}

.sister-card-follow {
  margin-top: var(--space-2);
}

.nested-band {
  padding: 0;
}

.news-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-4);
}

@media (min-width: 760px) {
  .news-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.news-card {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  min-height: 12rem;
  padding: var(--space-4);
  background: var(--surface-card);
  border: var(--border-width) solid var(--border-subtle);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-card);
}

.news-card h3 {
  font-size: var(--fs-h3);
}

.news-card p {
  font-size: var(--fs-body-sm);
  line-height: var(--lh-body);
  margin-bottom: 0;
}

.news-date {
  font-family: var(--font-display);
  font-size: var(--fs-utility);
  letter-spacing: var(--ls-utility);
  text-transform: uppercase;
  color: var(--text-muted);
}

.news-source {
  margin-top: auto;
}

.news-feed {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  max-width: var(--measure-wide, 52rem);
  margin-top: var(--space-6);
}

.news-feed-item {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  padding: var(--space-5);
  background: var(--surface-card);
  border: var(--border-width) solid var(--border-subtle);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-card);
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.news-feed-item:hover {
  transform: translateY(var(--hover-lift, -2px));
  box-shadow: var(--shadow-card-hover, var(--shadow-card));
}

.news-feed-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-2);
  font-family: var(--font-display);
  font-size: var(--fs-utility);
  letter-spacing: var(--ls-utility);
  text-transform: uppercase;
  color: var(--text-muted);
}

.news-feed-source {
  font-weight: var(--fw-bold);
  color: var(--tfe-navy-700);
}

.news-feed-headline {
  font-size: var(--fs-h3);
  line-height: var(--lh-heading);
  margin: 0;
}

.news-feed-headline a {
  color: var(--text-heading);
  text-decoration: none;
}

.news-feed-headline a:hover {
  color: var(--tfe-navy-700);
  text-decoration: underline;
}

.news-feed-summary {
  font-size: var(--fs-body);
  line-height: var(--lh-body);
  color: var(--text-body);
  margin: 0;
}

.news-feed-link {
  margin-top: var(--space-2);
  font-size: var(--fs-body-sm);
  font-weight: var(--fw-semibold);
}

/* News Past Days Navigation */
.news-past-days {
  margin-top: var(--space-6);
  padding-top: var(--space-5);
  border-top: var(--border-width) solid var(--border-subtle);
  max-width: var(--measure-wide, 52rem);
}

.news-past-days-heading {
  font-family: var(--font-display);
  font-size: var(--fs-utility);
  font-weight: var(--fw-bold);
  letter-spacing: var(--ls-utility);
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: var(--space-2);
}

.news-past-days-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-2) var(--space-4);
  font-size: var(--fs-body-sm);
}

.news-past-days-list a {
  color: var(--tfe-navy-700);
  font-weight: var(--fw-semibold);
  text-decoration: none;
}

.news-past-days-list a:hover {
  text-decoration: underline;
}

/* News Day Pager */
.news-day-pager {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  max-width: var(--measure-wide, 52rem);
  margin-top: var(--space-8);
  margin-bottom: var(--space-6);
  padding-top: var(--space-6);
  border-top: var(--border-width) solid var(--border-subtle);
}

@media (min-width: 640px) {
  .news-day-pager {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }
}

.pager-col {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
  flex: 1;
  min-width: 0;
}

.pager-prev {
  align-items: flex-start;
  text-align: left;
}

.pager-next {
  align-items: flex-end;
  text-align: right;
}

.pager-hub {
  align-items: center;
  text-align: center;
}

.pager-direction {
  font-family: var(--font-display);
  font-size: var(--fs-utility);
  font-weight: var(--fw-semibold);
  letter-spacing: var(--ls-utility);
  text-transform: uppercase;
  color: var(--text-muted);
}

.pager-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 24px;
  min-height: 24px;
  font-size: var(--fs-body-sm);
  font-weight: var(--fw-bold);
  color: var(--tfe-navy-700);
  text-decoration: none;
}

.pager-pages {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  align-items: center;
  justify-content: center;
}

.pager-pages .pager-link[aria-current="page"] {
  text-decoration: underline;
}

.pager-link:hover {
  text-decoration: underline;
}

.pager-disabled {
  font-size: var(--fs-body-sm);
  color: var(--text-muted);
  font-style: italic;
}


.resource-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: var(--space-3);
}

.resource-list a {
  font-weight: var(--fw-semibold);
}

.fit-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-4);
  margin-top: var(--space-4);
}

@media (min-width: 720px) {
  .fit-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

.fit-card {
  background: var(--surface-card);
  border: var(--border-width) solid var(--border-subtle);
  border-top: 3px solid var(--tfe-red-500);
  border-radius: var(--radius-card);
  padding: var(--space-4);
}

.workflow {
  list-style: none;
  margin: 0 0 var(--space-6);
  padding: 0;
  display: grid;
  gap: var(--space-3);
}

.workflow li {
  position: relative;
  padding: var(--space-4);
  padding-left: 3.25rem;
  background: var(--surface-card);
  border: var(--border-width) solid var(--border-subtle);
  border-radius: var(--radius-md);
}

.workflow li::before {
  content: attr(data-step);
  position: absolute;
  left: var(--space-3);
  top: var(--space-4);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1.75rem;
  height: 1.75rem;
  border-radius: var(--radius-pill);
  background: var(--tfe-navy-700);
  color: var(--tfe-white);
  font-family: var(--font-display);
  font-size: var(--fs-caption);
  font-weight: var(--fw-bold);
}

.pitfall {
  background: var(--surface-card);
  border: var(--border-width) solid var(--border-subtle);
  border-left: 4px solid var(--tfe-red-500);
  border-radius: var(--radius-md);
  padding: var(--space-4);
  margin-bottom: var(--space-4);
}

.sister-leadshare {
  margin-top: var(--space-5);
  font-size: var(--fs-caption);
  color: var(--text-muted);
}

.btn[aria-disabled="true"] {
  opacity: 0.45;
  cursor: not-allowed;
  pointer-events: none;
}

/* --------------------------------------------------------------------------
   15. Not-found page
   -------------------------------------------------------------------------- */
.notfound {
  padding: var(--space-20) 0;
  text-align: center;
}

.notfound .container {
  max-width: 44rem;
}

.notfound .btn-row {
  justify-content: center;
}

.notfound .lead {
  margin-inline: auto;
}

/* --------------------------------------------------------------------------
   16. Motion and print
   -------------------------------------------------------------------------- */
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
}

@media print {
  body {
    background: #ffffff;
    color: #000000;
    font-size: 11pt;
    line-height: 1.4;
  }

  .scaffold-banner,
  .utility-bar,
  .site-header,
  .skip-link,
  .btn,
  .capture-panel,
  .footer-cta-bar,
  .header-actions {
    display: none !important;
  }

  .route-card,
  .slot,
  .blocked-note,
  .trust-callout,
  .step-card,
  .news-card,
  .explainer-card,
  .video-embed,
  .fit-card,
  .pitfall,
  .faq-list details {
    box-shadow: none !important;
    border: 1pt solid #555555 !important;
    background: none !important;
    page-break-inside: avoid;
  }

  a[href^="http"]::after {
    content: " (" attr(href) ")";
    font-size: 85%;
  }
}