:root {
  --bg: #ffffff;
  --bg-soft: #fafafa;
  --bg-elevated: #f5f5f5;
  --surface: rgba(255, 255, 255, 0.55);
  --surface-soft: rgba(255, 255, 255, 0.42);
  --surface-raised: rgba(255, 255, 255, 0.92);
  --surface-strong: rgba(255, 255, 255, 0.96);
  --surface-tint: rgba(245, 245, 245, 0.92);
  --line: rgba(87, 99, 118, 0.16);
  --line-strong: rgba(87, 99, 118, 0.26);
  --line-bright: rgba(255, 255, 255, 0.78);
  --hairline: rgba(23, 32, 51, 0.06);
  --text: #172133;
  --text-strong: #0f1828;
  --text-muted: #69768c;
  --text-muted-2: #8a94a8;
  --accent: #1f5ed6;
  --accent-strong: #173f9e;
  --accent-soft: #e8f0ff;
  --accent-ink: #163b84;
  --category-accent: var(--accent);
  --category-soft: var(--accent-soft);
  --category-line: #bfd4ff;
  --category-ink: var(--accent-ink);
  --warn: #e60000;
  --warn-soft: #ffeaeb;
  --display: "Plus Jakarta Sans", "Avenir Next", "Segoe UI", sans-serif;
  --sans: "Inter", "Avenir Next", "Segoe UI", "Helvetica Neue", Arial, sans-serif;
  --mono: "JetBrains Mono", "SFMono-Regular", "Menlo", "Monaco", monospace;
  --radius-xs: 10px;
  --radius-sm: 14px;
  --radius: 22px;
  --radius-lg: 30px;
  --radius-xl: 36px;
  --shadow-sm:
    0 10px 26px rgba(15, 23, 42, 0.036),
    0 3px 10px rgba(15, 23, 42, 0.024);
  --shadow-md:
    0 18px 46px rgba(15, 23, 42, 0.048),
    0 6px 18px rgba(15, 23, 42, 0.03);
  --shadow-lg:
    0 26px 72px rgba(15, 23, 42, 0.072),
    0 10px 22px rgba(15, 23, 42, 0.036);
  --shadow-inset:
    inset 0 1px 0 rgba(255, 255, 255, 0.66),
    inset 0 -1px 0 rgba(255, 255, 255, 0.18);
  --panel-blur: 30px;
  --max-width: 1440px;
}

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

html,
body {
  margin: 0;
  padding: 0;
  min-height: 100%;
}

html {
  scroll-behavior: smooth;
}

body {
  position: relative;
  font-family: var(--sans);
  color: var(--text);
  line-height: 1.56;
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

body::before,
body::after {
  content: "";
  position: fixed;
  inset: auto;
  z-index: 0;
  pointer-events: none;
  border-radius: 999px;
  filter: blur(70px);
  opacity: 0.6;
}

body::before {
  display: none;
}

body::after {
  display: none;
}

@media (min-width: 768px) {
  body {
    background: var(--bg);
  }
}

body.sidebar-open,
body.is-sidebar-open {
  overflow: hidden;
}

button,
input {
  font: inherit;
}

h1,
h2,
h3,
h4 {
  text-wrap: balance;
}

p {
  text-wrap: pretty;
}

::selection {
  background: rgba(31, 94, 214, 0.14);
  color: var(--text-strong);
}

[hidden] {
  display: none !important;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

.app-shell {
  position: relative;
  z-index: 1;
  min-height: calc(100vh - 120px);
}

.topbar-sticky,
.filter-rail,
.selection-summary,
.featured-strip,
.endorsement-card,
.placeholder-card,
.app-footer {
  position: relative;
  isolation: isolate;
  border: 1px solid var(--hairline);
  background: var(--surface);
  box-shadow:
    0 1px 0 rgba(255, 255, 255, 0.6) inset,
    0 0 0 1px var(--hairline);
  backdrop-filter: blur(var(--panel-blur)) saturate(180%);
  -webkit-backdrop-filter: blur(var(--panel-blur)) saturate(180%);
}

.topbar-sticky::after,
.filter-rail::after,
.selection-summary::after,
.featured-strip::after,
.endorsement-card::after,
.placeholder-card::after,
.app-footer::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  border-radius: inherit;
  background: none;
}

.topbar-sticky > *,
.filter-rail > *,
.selection-summary > *,
.featured-strip > *,
.endorsement-card > *,
.placeholder-card > *,
.app-footer > * {
  position: relative;
  z-index: 1;
}

.topbar-sticky {
  position: sticky;
  top: 14px;
  z-index: 80;
  width: min(var(--max-width), calc(100% - 32px));
  margin: 14px auto 0;
  padding: 10px 14px 10px 18px;
  border: 0;
  border-radius: 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  background: rgba(255, 255, 255, 0.42);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.62),
    0 12px 34px rgba(15, 23, 42, 0.05);
}

.topbar-brand {
  margin: 0;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.1rem;
  min-width: 0;
  max-width: 100%;
  font-family: var(--display);
  font-size: clamp(1.2rem, 1.8vw, 1.55rem);
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.03em;
  color: var(--text-strong);
  text-wrap: balance;
}

.topbar-brand-main {
  display: block;
  color: inherit;
  line-height: 1;
}

.topbar-brand-credit {
  display: block;
  padding-left: 0;
  color: #384358;
  font-family: var(--sans);
  font-size: 0.65em;
  font-weight: 500;
  letter-spacing: 0;
  line-height: 1.2;
  white-space: nowrap;
}

.topbar-brand-credit::before {
  display: none;
}

.topbar-actions {
  display: inline-flex;
  align-items: center;
  gap: 12px;
}

.topbar-text-link,
.footer-guidance-link {
  appearance: none;
  border: 0;
  padding: 0;
  background: transparent;
  color: var(--text-muted);
  cursor: pointer;
  font: inherit;
  font-size: 0.82rem;
  font-weight: 700;
  line-height: 1.2;
  transition: color 160ms ease;
}

.topbar-text-link:hover,
.footer-guidance-link:hover,
.topbar-text-link.is-active,
.footer-guidance-link.is-active {
  color: var(--text-strong);
}

.icon-btn {
  position: relative;
  appearance: none;
  border: 0;
  background: linear-gradient(180deg, #1b2330 0%, #111827 100%);
  color: #d5dce7;
  box-shadow:
    0 12px 24px rgba(15, 23, 42, 0.14),
    inset 0 1px 0 rgba(255, 255, 255, 0.08);
  padding: 0;
  width: 60px;
  height: 60px;
  border-radius: 10px;
  font-size: 1rem;
  line-height: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  flex-shrink: 0;
  transition:
    background 180ms ease,
    box-shadow 180ms ease,
    transform 180ms ease;
}

.icon-btn:hover {
  background: linear-gradient(180deg, #222b3a 0%, #141d2b 100%);
  box-shadow:
    0 16px 30px rgba(15, 23, 42, 0.18),
    inset 0 1px 0 rgba(255, 255, 255, 0.1);
}

.icon-btn:active {
  background: #0f172a;
  box-shadow:
    0 8px 18px rgba(15, 23, 42, 0.16),
    inset 0 1px 0 rgba(255, 255, 255, 0.08);
  transform: scale(0.97);
}

.icon-burger,
.icon-close {
  position: absolute;
  inset: 0;
  transition:
    opacity 250ms cubic-bezier(0.4, 0, 0.2, 1),
    transform 250ms cubic-bezier(0.4, 0, 0.2, 1);
}

.icon-burger::before,
.icon-close::before,
.icon-close::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  border-radius: 999px;
  background: currentColor;
}

.icon-burger::before {
  width: 20px;
  height: 2.5px;
  transform: translate(-50%, -50%);
  box-shadow:
    0 -7px 0 currentColor,
    0 7px 0 currentColor;
}

.icon-close::before,
.icon-close::after {
  width: 22px;
  height: 2.5px;
}

.icon-close::before {
  transform: translate(-50%, -50%) rotate(45deg);
}

.icon-close::after {
  transform: translate(-50%, -50%) rotate(-45deg);
}

.icon-close {
  opacity: 0;
  transform: rotate(-90deg) scale(0.5);
}

.icon-btn[aria-expanded="true"] .icon-burger {
  opacity: 0;
  transform: rotate(90deg) scale(0.5);
}

.icon-btn[aria-expanded="true"] .icon-close {
  opacity: 1;
  transform: rotate(0) scale(1);
}

.sidebar-backdrop[hidden] {
  display: none;
}

.sidebar-backdrop {
  position: fixed;
  inset: 0;
  z-index: 85;
  background: rgba(17, 24, 39, 0.26);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.layout {
  display: grid;
  grid-template-columns: 320px minmax(0, 1fr);
  align-items: start;
  gap: 28px;
  width: min(var(--max-width), 100%);
  margin: 0 auto;
  padding: 0 16px 38px;
}

.filter-rail {
  align-self: start;
  position: sticky;
  top: 88px;
  height: calc(100dvh - 88px);
  min-height: 0;
  border-radius: 20px;
  padding: 16px;
  overflow-x: hidden;
  overflow-y: auto;
  overscroll-behavior: contain;
  -webkit-overflow-scrolling: touch;
  touch-action: pan-y;
  scrollbar-width: thin;
  scrollbar-color: rgba(105, 118, 140, 0.38) transparent;
}

.rail-search {
  margin-bottom: 10px;
}

.search-field {
  position: relative;
  padding-bottom: 2px;
}

.search-input {
  width: 100%;
  height: 44px;
  padding: 0 58px 0 2px;
  border: 0;
  border-bottom: 1px solid var(--hairline);
  border-radius: 0;
  background: transparent;
  color: var(--text-strong);
  font-size: 0.92rem;
  text-overflow: ellipsis;
  transition:
    border-color 160ms ease,
    box-shadow 160ms ease,
    background 160ms ease;
}

.search-input::-webkit-search-decoration,
.search-input::-webkit-search-cancel-button,
.search-input::-webkit-search-results-button,
.search-input::-webkit-search-results-decoration {
  -webkit-appearance: none;
  appearance: none;
}

.search-input::placeholder {
  color: #8a94a8;
}

.search-input:focus-visible {
  outline: none;
  border-bottom-color: rgba(31, 94, 214, 0.48);
  background: rgba(255, 255, 255, 0.24);
  box-shadow:
    0 10px 18px rgba(15, 23, 42, 0.04),
    0 1px 0 rgba(255, 255, 255, 0.6) inset;
}

.search-clear {
  appearance: none;
  position: absolute;
  top: 7px;
  right: 0;
  bottom: auto;
  min-height: 30px;
  border: 1px solid transparent;
  border-radius: 999px;
  background: transparent;
  color: var(--text-muted);
  padding: 0 10px;
  font-size: 0.76rem;
  font-weight: 700;
  cursor: pointer;
  transition:
    border-color 160ms ease,
    background 160ms ease,
    color 160ms ease;
}

.search-clear:hover {
  border-color: rgba(23, 32, 51, 0.08);
  background: rgba(23, 32, 51, 0.05);
  color: var(--text-strong);
}

.search-helper {
  margin: 10px 2px 0;
  color: var(--text-muted-2);
  font-size: 0.75rem;
  line-height: 1.45;
}

.search-suggestions:empty {
  display: none;
}

.search-suggestions {
  margin-top: 10px;
}

.search-suggestion-row {
  display: grid;
  gap: 8px;
}

.search-suggestion {
  appearance: none;
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--hairline);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.3);
  text-align: left;
  cursor: pointer;
  display: grid;
  gap: 2px;
  transition:
    border-color 160ms ease,
    background 160ms ease,
    box-shadow 160ms ease;
}

.search-suggestion:hover {
  border-color: rgba(23, 32, 51, 0.1);
  background: rgba(255, 255, 255, 0.5);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.62),
    0 4px 14px rgba(23, 32, 51, 0.05);
}

.search-suggestion-label {
  color: var(--text-strong);
  font-size: 0.84rem;
  font-weight: 700;
  line-height: 1.4;
}

.search-suggestion-meta {
  color: var(--text-muted);
  font-size: 0.76rem;
  line-height: 1.4;
}

.search-chip-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.search-chip {
  appearance: none;
  min-height: 34px;
  padding: 0 12px;
  border: 1px solid var(--hairline);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.42);
  color: var(--text);
  cursor: pointer;
  font-size: 0.78rem;
  font-weight: 700;
  transition:
    border-color 160ms ease,
    background 160ms ease,
    box-shadow 160ms ease;
}

.search-chip:hover {
  border-color: rgba(23, 32, 51, 0.1);
  background: rgba(255, 255, 255, 0.56);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.62),
    0 4px 14px rgba(23, 32, 51, 0.05);
}

.rail-section h2 {
  margin: 0;
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.rail-heading {
  margin: 2px 2px 14px;
}

.rail-placeholder {
  box-shadow: none;
}

.category-nav {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.all-button,
.rail-close,
.selection-reset,
.filters-toggle,
.detail-toggle,
.empty-state button {
  appearance: none;
  border: 1px solid var(--hairline);
  background: rgba(255, 255, 255, 0.36);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.6);
  color: var(--text);
  transition:
    border-color 180ms ease,
    box-shadow 180ms ease,
    background 180ms ease,
    color 180ms ease;
}

.all-button {
  width: 100%;
  min-height: 54px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  border-radius: 18px;
  padding: 0 16px;
  text-align: left;
  cursor: pointer;
  font-size: 0.95rem;
  font-weight: 700;
}

.all-button:hover,
.rail-close:hover,
.selection-reset:hover,
.filters-toggle:hover,
.detail-toggle:hover,
.empty-state button:hover {
  border-color: rgba(23, 32, 51, 0.1);
  background: rgba(255, 255, 255, 0.54);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.64),
    0 4px 16px rgba(23, 32, 51, 0.06);
}

.all-button.is-active {
  border-color: rgba(23, 32, 51, 0.1);
  background: rgba(255, 255, 255, 0.62);
  color: var(--text-strong);
}

.all-button.is-empty,
.nav-group.is-empty {
  opacity: 0.62;
}

.nav-group.is-empty::before {
  opacity: 0.16;
}

.nav-group.is-empty .category-button,
.nav-group.is-empty .category-count,
.all-button.is-empty .category-count {
  color: var(--text-muted-2);
}

.nav-group {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--hairline);
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.28);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.56);
}

.nav-group::before {
  content: "";
  position: absolute;
  inset: 12px auto 12px 0;
  width: 2px;
  border-radius: 0 999px 999px 0;
  background: var(--category-accent);
  opacity: 0.28;
}

.nav-group::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: none;
}

.nav-group.is-active {
  border-color: rgba(23, 32, 51, 0.1);
}

.nav-group.is-active::before,
.nav-group.is-open::before,
.nav-group.is-view-active::before {
  opacity: 0.92;
}

.category-button {
  width: 100%;
  min-height: 52px;
  border: 0;
  background: transparent;
  color: var(--text-strong);
  padding: 12px 14px;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 10px;
  text-align: left;
  cursor: pointer;
  font-size: 0.93rem;
  transition:
    background 180ms ease,
    color 180ms ease;
}

.category-button:hover {
  background: rgba(255, 255, 255, 0.34);
}

.nav-group.is-active .category-button,
.nav-group.is-open .category-button,
.nav-group.is-view-active .category-button {
  background: rgba(255, 255, 255, 0.38);
  color: var(--text-strong);
}

.category-label-wrap {
  min-width: 0;
  width: 100%;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto auto;
  align-items: center;
  gap: 10px;
}

.category-swatch {
  width: 8px;
  height: 8px;
  border-radius: 999px;
  flex: 0 0 auto;
  background: var(--category-accent);
}

.category-label {
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.category-count {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 28px;
  padding: 0 10px;
  border-radius: 999px;
  border: 1px solid var(--hairline);
  background: rgba(255, 255, 255, 0.42);
  color: var(--text-muted);
  font-size: 0.8rem;
  font-weight: 700;
  white-space: nowrap;
}

.nav-group.is-active .category-count,
.nav-group.is-open .category-count {
  color: var(--text-strong);
}

.match-dot {
  width: 8px;
  height: 8px;
  border-radius: 999px;
  background: var(--category-accent);
}

.category-caret {
  color: #78859a;
  font-size: 1rem;
  line-height: 1;
}

.subcategory-list[hidden] {
  display: none;
}

.subcategory-list {
  display: grid;
  gap: 6px;
  padding: 0 10px 10px 14px;
  border-top: 1px solid var(--hairline);
  background: rgba(255, 255, 255, 0.12);
}

.view-category-link,
.subcategory-link {
  appearance: none;
  min-height: 38px;
  border: 1px solid transparent;
  border-radius: 14px;
  background: transparent;
  text-align: left;
  padding: 8px 10px;
  color: var(--text-muted);
  font-size: 0.82rem;
  line-height: 1.35;
  cursor: pointer;
  display: flex;
  align-items: center;
  transition:
    background 160ms ease,
    border-color 160ms ease,
    color 160ms ease,
    box-shadow 160ms ease;
}

.view-category-link {
  font-weight: 700;
}

.view-category-link:hover,
.subcategory-link:hover {
  border-color: rgba(23, 32, 51, 0.08);
  background: rgba(255, 255, 255, 0.44);
  color: var(--text-strong);
}

.view-category-link.is-active,
.subcategory-link.is-active {
  border-color: rgba(23, 32, 51, 0.08);
  background: rgba(255, 255, 255, 0.5);
  box-shadow: inset 2px 0 0 var(--category-accent);
  color: var(--text-strong);
  font-weight: 700;
}

.content-area {
  display: grid;
  align-content: start;
  gap: 18px;
  padding-top: 28px;
}

.selection-summary {
  overflow: hidden;
  border-radius: 18px;
  padding: 22px 26px 18px;
  background: rgba(255, 255, 255, 0.55);
  scroll-margin-top: 108px;
}

.selection-summary::before {
  content: "";
  position: absolute;
  inset: 16px auto 16px 0;
  width: 2px;
  border-radius: 999px;
  background: var(--category-accent);
}

.selection-summary:focus-visible {
  outline: 2px solid var(--category-accent);
  outline-offset: 4px;
}

.selection-breadcrumbs {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 4px 6px;
  color: var(--text-muted-2);
  font-size: 0.78rem;
}

.selection-breadcrumbs:empty,
.selection-meta:empty,
.active-filters-bar:empty,
.results-toolbar:empty {
  display: none;
}

.breadcrumb-button {
  appearance: none;
  display: inline-flex;
  align-items: center;
  min-height: 40px;
  border: 1px solid color-mix(in srgb, var(--category-line) 58%, white);
  border-radius: 999px;
  padding: 8px 10px;
  background: color-mix(in srgb, var(--category-soft) 46%, white);
  color: var(--text-muted);
  cursor: pointer;
  font: inherit;
  font-size: 0.78rem;
  font-weight: 600;
  transition:
    border-color 160ms ease,
    background 160ms ease,
    color 160ms ease;
}

.breadcrumb-button:hover {
  border-color: var(--category-line);
  background: color-mix(in srgb, var(--category-soft) 62%, white);
  color: var(--text-strong);
}

.breadcrumb-current {
  display: inline-flex;
  align-items: center;
  min-height: 40px;
  border-radius: 999px;
  padding: 8px 10px;
  background: rgba(255, 255, 255, 0.7);
  color: var(--text-strong);
  font-size: 0.78rem;
  font-weight: 700;
}

.breadcrumb-separator {
  color: var(--text-muted-2);
  font-size: 0.76rem;
}

.featured-strip-label,
.bundle-section-label h3,
.detail-section h4,
.guidance-eyebrow {
  margin: 0;
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.selection-summary h2 {
  margin: 0;
  max-width: 22ch;
  font-family: var(--display);
  font-size: clamp(1.6rem, 2.6vw, 2.4rem);
  line-height: 0.98;
  letter-spacing: -0.06em;
  color: var(--text-strong);
}

.selection-title-wrap {
  display: inline-flex;
  align-items: center;
  gap: 12px;
}

.selection-title-wrap .category-dot {
  width: 10px;
  height: 10px;
}

.selection-description {
  margin: 0;
  max-width: 66ch;
  color: var(--text-muted-2);
  font-size: 1rem;
  line-height: 1.55;
}

.selection-description-copy {
  display: block;
}

.selection-description-toggle[hidden] {
  display: none;
}

.selection-meta-row,
.active-filters-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px 14px;
}

.active-filter-chip-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
}

.active-filter-chip {
  appearance: none;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 32px;
  padding: 0 12px;
  border: 1px solid color-mix(in srgb, var(--category-line) 76%, white);
  border-radius: 999px;
  background: color-mix(in srgb, var(--category-soft) 72%, white);
  color: var(--category-ink);
  cursor: pointer;
  font-size: 0.78rem;
  font-weight: 700;
  transition:
    border-color 160ms ease,
    background 160ms ease,
    color 160ms ease,
    transform 160ms ease;
}

.active-filter-chip:hover {
  border-color: var(--category-line);
  background: color-mix(in srgb, var(--category-soft) 58%, white);
  transform: translateY(-1px);
}

.active-filter-chip--clear {
  border-color: var(--hairline);
  background: rgba(255, 255, 255, 0.5);
  color: var(--text);
}

.active-filter-label {
  pointer-events: none;
}

.active-filter-remove {
  pointer-events: none;
  font-size: 0.95rem;
  line-height: 1;
  opacity: 0.72;
}

.active-filter-feedback {
  color: var(--text-muted);
  font-size: 0.8rem;
  font-weight: 600;
}

.filter-popover[hidden],
.scope-controls:empty {
  display: none;
}

.filter-popover {
  padding-top: 12px;
  border-top: 1px solid var(--hairline);
}

.scope-controls {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 16px;
}

.scope-filter-group {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
}

.scope-filter-label {
  color: var(--text-muted-2);
  font-size: 0.76rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.scope-filter-options {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.scope-filter-button {
  appearance: none;
  min-height: 34px;
  padding: 0 12px;
  border: 1px solid var(--hairline);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.36);
  color: var(--text-muted);
  cursor: pointer;
  font-size: 0.78rem;
  font-weight: 700;
  transition:
    border-color 160ms ease,
    background 160ms ease,
    color 160ms ease,
    box-shadow 160ms ease;
}

.scope-filter-button:hover {
  border-color: rgba(23, 32, 51, 0.1);
  background: rgba(255, 255, 255, 0.52);
  color: var(--text-strong);
}

.scope-filter-button.is-active {
  border-color: rgba(23, 32, 51, 0.12);
  background: rgba(255, 255, 255, 0.68);
  color: var(--text-strong);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.64),
    inset 2px 0 0 var(--category-accent);
}

.selection-meta,
.meta-line {
  display: inline-flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px 0;
}

.selection-meta,
.meta-line {
  color: var(--text-muted);
  font-size: 0.85rem;
}

.meta-line {
  margin-top: 12px;
}

.selection-meta > *,
.meta-line > * {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.selection-meta > * + *,
.meta-line > * + * {
  padding-left: 14px;
}

.selection-meta > * + *::before,
.meta-line > * + *::before {
  content: "·";
  position: absolute;
  left: 0;
  color: var(--text-muted-2);
}

.meta-item {
  color: inherit;
}

.category-dot {
  width: 8px;
  height: 8px;
  border-radius: 999px;
  flex: 0 0 auto;
  background: var(--category-accent);
}

.filters-toggle {
  appearance: none;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  min-height: 32px;
  padding: 0 12px;
  border: 1px solid var(--hairline);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.36);
  color: var(--text-muted);
  cursor: pointer;
  font: inherit;
  font-size: 0.8rem;
  font-weight: 700;
  transition:
    border-color 160ms ease,
    background 160ms ease,
    color 160ms ease,
    box-shadow 160ms ease;
}

.filters-toggle:hover {
  border-color: rgba(23, 32, 51, 0.1);
  background: rgba(255, 255, 255, 0.52);
  color: var(--text-strong);
}

.filters-toggle-count[hidden] {
  display: none;
}

.filters-toggle-caret {
  transition: transform 160ms ease;
}

.filters-toggle[aria-expanded="true"] .filters-toggle-caret {
  transform: rotate(180deg);
}

.selection-reset,
.filters-toggle,
.rail-close,
.empty-state button {
  min-height: 38px;
  padding: 0 14px;
  border-radius: 999px;
  cursor: pointer;
  font-size: 0.84rem;
  font-weight: 700;
}

.selection-reset {
  color: var(--text);
}

.status-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px 16px;
  padding: 0 4px;
}

.status-row p {
  margin: 0;
  color: var(--text-muted);
  font-size: 0.9rem;
  font-weight: 600;
  flex: 1 1 240px;
}

.results-toolbar {
  display: flex;
  align-items: center;
  justify-content: flex-end;
}

.bundle-strip[hidden] {
  display: none;
}

.bundle-strip {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  padding-top: 12px;
  margin-top: 12px;
  border-top: 1px solid var(--hairline);
  color: var(--text-muted);
  font-size: 0.85rem;
}

.bundle-strip-ref,
.bundle-strip-note,
.bundle-strip-toggle {
  display: inline-flex;
  align-items: center;
}

.bundle-strip-ref {
  color: var(--text-strong);
}

.bundle-strip-separator {
  color: var(--text-muted-2);
}

.bundle-strip-note {
  color: var(--text-muted);
}

.bundle-strip-toggle {
  appearance: none;
  gap: 4px;
  border: 0;
  padding: 0;
  background: transparent;
  color: var(--text-strong);
  cursor: pointer;
  font: inherit;
  font-weight: 700;
}

.bundle-strip-toggle:hover {
  color: var(--category-accent);
}

.bundle-strip-arrow {
  font-size: 0.94em;
}

.endorsement-list {
  display: grid;
  gap: 18px;
}

.endorsement-card,
.placeholder-card {
  border-radius: 20px;
  padding: 18px 20px;
}

.endorsement-card {
  min-height: 0;
  overflow: visible;
  border-color: var(--category-line);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.84), rgba(255, 255, 255, 0.58)),
    var(--category-soft);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.78),
    0 12px 28px rgba(15, 23, 42, 0.035);
  cursor: pointer;
  transition:
    border-color 180ms ease,
    box-shadow 180ms ease,
    background 180ms ease,
    transform 180ms ease;
}

.endorsement-card::after {
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.28), rgba(255, 255, 255, 0));
  opacity: 0.9;
}

.endorsement-card:hover {
  border-color: color-mix(in srgb, var(--category-accent) 40%, white);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.9), rgba(255, 255, 255, 0.64)),
    var(--category-soft);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.82),
    0 18px 36px rgba(15, 23, 42, 0.055);
  transform: translateY(-1px);
}

.endorsement-card:active {
  transform: translateY(0);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.82),
    0 10px 24px rgba(15, 23, 42, 0.045);
}

.endorsement-card.is-expanded {
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.92), rgba(255, 255, 255, 0.68)),
    var(--category-soft);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.82),
    0 18px 38px rgba(15, 23, 42, 0.05);
}

.endorsement-card--prerequisite {
  min-height: 0;
  cursor: default;
}

.endorsement-card--prerequisite:hover,
.endorsement-card--prerequisite:active {
  transform: none;
  border-color: var(--category-line);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.78),
    0 12px 28px rgba(15, 23, 42, 0.035);
}

.endorsement-head {
  display: flex;
  flex-direction: row;
  align-items: center;
  gap: 14px;
}

.card-identity {
  display: flex;
  align-items: center;
  gap: 10px;
  flex: 1;
  min-width: 0;
}

.card-badge-stack {
  display: flex;
  flex-direction: column;
  gap: 6px;
  flex: 0 0 auto;
  min-width: 88px;
}

.endorsement-id-pill {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 6px 14px;
  border-radius: 14px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.14), rgba(255, 255, 255, 0)),
    var(--category-accent);
  color: var(--category-pill-text, #ffffff);
  font-size: 0.95rem;
  font-weight: 800;
  letter-spacing: 0.04em;
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.2),
    0 6px 16px rgba(15, 23, 42, 0.08);
}

.card-badge-stack .endorsement-id-pill,
.card-badge-stack .pre-solo-badge {
  width: 100%;
  box-sizing: border-box;
}

.card-status-badge {
  position: absolute;
  top: -14px;
  right: -14px;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 56px;
  height: 56px;
  border-radius: 999px;
  background: #fef3c7;
  border: 2.5px solid rgba(220, 38, 38, 0.22);
  box-shadow:
    0 4px 14px rgba(220, 38, 38, 0.18),
    inset 0 1px 0 rgba(255, 255, 255, 0.72);
  color: #dc2626;
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.02em;
  line-height: 1.1;
  text-align: center;
  white-space: nowrap;
  pointer-events: none;
  user-select: none;
  text-shadow:
    0 0 6px rgba(220, 38, 38, 0.7),
    0 0 14px rgba(220, 38, 38, 0.45),
    0 0 28px rgba(220, 38, 38, 0.25);
}

.card-expand-caret {
  display: none;
}

.card-viewmore-row {
  display: flex;
  justify-content: center;
  margin-top: 2px;
  padding-top: 2px;
  margin-bottom: -16px;
  border-top: 1px solid color-mix(in srgb, var(--category-line) 40%, transparent);
}

.endorsement-card.is-expanded .card-viewmore-row {
  margin-top: 4px;
}

.card-viewmore {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 1px 8px;
  color: var(--text-muted);
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  border-radius: 999px;
  transition: color 160ms ease, background 160ms ease;
}

.endorsement-card:hover .card-viewmore {
  color: var(--category-ink);
  background: rgba(255, 255, 255, 0.55);
}

.card-viewmore-icon {
  width: 11px;
  height: 11px;
  flex: 0 0 auto;
  opacity: 0.8;
}

.endorsement-card--prerequisite .card-viewmore-row {
  display: none;
}

.endorsement-card h2,
.placeholder-card h2,
.placeholder-card h3,
.task-mode-title,
.featured-card-title,
.featured-intro h3 {
  font-family: var(--display);
  letter-spacing: -0.045em;
  color: var(--text-strong);
}

.endorsement-card h2 {
  margin: 0;
  font-size: clamp(1.1rem, 1.6vw, 1.36rem);
  line-height: 1.15;
  min-width: 0;
  flex: 1;
}

.prereq-description {
  margin: 14px 0 0;
  max-width: 72ch;
  color: var(--text);
  font-size: 0.95rem;
  line-height: 1.7;
}

.inline-action {
  appearance: none;
  width: fit-content;
  border: 0;
  padding: 0;
  background: transparent;
  color: var(--category-accent);
  cursor: pointer;
  font: inherit;
  font-size: 0.84rem;
  font-weight: 700;
  min-height: 28px;
}

.inline-action:hover {
  text-decoration: underline;
}

.endorsement-card[role="button"]:focus-visible {
  outline: 3px solid color-mix(in srgb, var(--category-accent) 82%, white);
  outline-offset: 3px;
  border-color: var(--category-accent);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.82),
    0 18px 38px rgba(15, 23, 42, 0.06);
}

.detail-toggle {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: auto;
  padding: 0;
  border: 0;
  background: transparent;
  box-shadow: none;
  color: var(--text-muted);
  cursor: pointer;
  white-space: nowrap;
  font-size: 0.84rem;
  font-weight: 700;
}

.detail-toggle:hover {
  border-color: transparent;
  background: transparent;
  box-shadow: none;
  color: var(--text-strong);
}

.detail-toggle-caret {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: auto;
  height: auto;
  border-radius: 0;
  background: transparent;
  color: var(--text-muted-2);
  box-shadow: none;
  font-size: 1.08rem;
}

.endorsement-details {
  margin-top: 18px;
  padding-top: 18px;
  border-top: 1px solid color-mix(in srgb, var(--category-line) 56%, white);
  display: grid;
  gap: 14px;
  animation: card-detail-in 180ms ease;
}

@keyframes card-detail-in {
  from {
    opacity: 0;
    transform: translateY(4px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.expanded-related {
  display: grid;
  gap: 12px;
}

.detail-lede {
  padding: 16px 18px;
  border: 1px solid color-mix(in srgb, var(--category-line) 76%, white);
  border-radius: 20px;
  background: color-mix(in srgb, var(--category-soft) 62%, white);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.7);
}

.detail-lede p {
  margin: 0;
  color: var(--text-strong);
  font-size: 0.98rem;
  line-height: 1.62;
}

.detail-inline-label,
.detail-callout-label,
.detail-meta-pill-label,
.reference-label {
  margin: 0;
  color: var(--text-muted);
  font-size: 0.7rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.match-reason-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 12px;
}

.match-reason-chip {
  display: inline-flex;
  align-items: center;
  min-height: 30px;
  padding: 0 10px;
  border: 1px solid color-mix(in srgb, var(--category-line) 72%, white);
  border-radius: 999px;
  background: color-mix(in srgb, var(--category-soft) 72%, white);
  color: var(--category-ink);
  font-size: 0.74rem;
  font-weight: 700;
}

.detail-section {
  display: grid;
  gap: 8px;
  padding: 14px 15px;
  border: 1px solid color-mix(in srgb, var(--category-line) 62%, white);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.5);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.62);
}

.detail-section h4 {
  color: var(--text-muted);
}

.detail-section p,
.detail-section pre {
  margin: 0;
  font-size: 0.87rem;
  line-height: 1.6;
}

.detail-section-wide {
  padding: 0;
  border: 0;
  border-radius: 0;
  background: transparent;
  box-shadow: none;
}

.detail-link {
  color: var(--category-accent);
  text-decoration: none;
}

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

.detail-meta-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.detail-meta-pill {
  display: grid;
  gap: 4px;
  min-width: 170px;
  padding: 12px 14px;
  border: 1px solid color-mix(in srgb, var(--category-line) 62%, white);
  border-radius: 18px;
  background: color-mix(in srgb, var(--category-soft) 36%, white);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.62);
}

.detail-meta-pill-value {
  color: var(--text);
  font-size: 0.84rem;
  font-weight: 700;
  line-height: 1.45;
}

.detail-callout {
  display: grid;
  gap: 6px;
  padding: 14px 16px;
  border: 1px solid rgba(183, 116, 27, 0.18);
  border-radius: 18px;
  background: rgba(255, 247, 230, 0.92);
}

.detail-callout p {
  margin: 0;
  color: var(--text);
  font-size: 0.84rem;
  line-height: 1.6;
}

.faa-text-shell {
  border: 1px solid color-mix(in srgb, var(--category-line) 60%, white);
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.56);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.62);
  overflow: clip;
}

.faa-text-toolbar {
  position: sticky;
  top: clamp(68px, 9vw, 88px);
  z-index: 2;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px 14px;
  padding: 14px 16px;
  border-bottom: 1px solid var(--hairline);
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
}

.faa-text-toolbar h4 {
  margin: 0;
  color: var(--text-muted);
}

.faa-text-actions {
  display: inline-flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px 14px;
}

.verbatim-block {
  margin: 0;
  border: 0;
  border-radius: 0;
  background: transparent;
  box-shadow: none;
  padding: 14px 16px 18px;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
  font-family: var(--mono);
  font-size: 0.8rem;
  line-height: 1.6;
}

.related-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.related-chip {
  appearance: none;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 36px;
  padding: 0 12px;
  border: 1px solid color-mix(in srgb, var(--category-line) 58%, white);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.52);
  color: var(--text);
  cursor: pointer;
  font-size: 0.78rem;
  font-weight: 700;
  transition:
    border-color 160ms ease,
    background 160ms ease,
    box-shadow 160ms ease;
}

.related-chip:hover {
  border-color: color-mix(in srgb, var(--category-accent) 28%, white);
  background: rgba(255, 255, 255, 0.68);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.62),
    0 4px 14px rgba(23, 32, 51, 0.06);
}

.reference-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  padding: 14px 16px;
  border: 1px solid color-mix(in srgb, var(--category-line) 58%, white);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.46);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.58);
}

.reference-item {
  display: inline-flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 6px 8px;
  min-height: 32px;
  padding: 0 12px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.62);
  color: var(--text);
  font-size: 0.78rem;
  line-height: 1.45;
}

.placeholder-card h2,
.placeholder-card h3 {
  margin: 0 0 8px;
  font-size: 1.05rem;
}

.placeholder-card p {
  margin: 0;
  color: var(--text-muted);
  font-size: 0.9rem;
  line-height: 1.62;
}

.empty-state {
  display: grid;
  gap: 12px;
}

.featured-strip {
  display: grid;
  border-radius: 28px;
  padding: 20px;
  gap: 18px;
}

.featured-strip-label {
  color: var(--text-muted);
}

.featured-intro {
  display: grid;
  gap: 6px;
}

.featured-intro h3,
.featured-intro p {
  margin: 0;
}

.featured-intro h3 {
  max-width: 26ch;
  font-size: clamp(1.12rem, 1.8vw, 1.46rem);
  line-height: 1.08;
}

.featured-section {
  display: grid;
  gap: 12px;
}

.featured-section-heading {
  margin: 0;
  color: var(--text-muted);
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.featured-grid,
.task-mode-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  grid-auto-rows: 1fr;
  gap: 10px;
}

@media (min-width: 768px) {
  .featured-grid,
  .task-mode-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 12px;
  }
}

.task-mode-card,
.featured-card {
  appearance: none;
  position: relative;
  overflow: hidden;
  min-height: 118px;
  padding: 14px;
  border: 1px solid var(--category-line);
  border-radius: 22px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.84), rgba(255, 255, 255, 0.6)),
    var(--category-soft);
  color: var(--text);
  text-align: left;
  cursor: pointer;
  display: grid;
  height: 100%;
  align-content: start;
  gap: 8px;
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.76),
    0 10px 24px rgba(15, 23, 42, 0.03);
  transition:
    border-color 180ms ease,
    box-shadow 180ms ease,
    background 180ms ease,
    transform 180ms ease;
}

.task-mode-card:hover,
.featured-card:hover {
  border-color: color-mix(in srgb, var(--category-accent) 42%, white);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.9), rgba(255, 255, 255, 0.68)),
    var(--category-soft);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.8),
    0 16px 30px rgba(15, 23, 42, 0.045);
  transform: translateY(-1px);
}

.task-mode-swatch,
.featured-card-swatch {
  display: block;
  width: 32px;
  height: 32px;
  border-radius: 9px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.24), rgba(255, 255, 255, 0)),
    var(--category-accent);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.28);
}

.task-mode-title,
.featured-card-title {
  display: -webkit-box;
  overflow: hidden;
  font-size: 0.98rem;
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.16;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
}

.task-mode-helper {
  display: -webkit-box;
  overflow: hidden;
  color: var(--text-muted);
  font-size: 0.78rem;
  line-height: 1.38;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
}

.task-mode-meta,
.featured-card-meta {
  display: block;
  overflow: hidden;
  color: var(--category-ink);
  font-size: 0.75rem;
  font-weight: 600;
  line-height: 1.3;
  text-wrap: balance;
}

.quick-access-panel {
  display: grid;
  gap: 10px;
}

.quick-access-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.quick-access-chip {
  appearance: none;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 38px;
  padding: 0 13px;
  border: 1px solid color-mix(in srgb, var(--line) 80%, white);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.5);
  color: var(--text);
  cursor: pointer;
  font-size: 0.78rem;
  font-weight: 700;
  transition:
    border-color 160ms ease,
    background 160ms ease,
    box-shadow 160ms ease;
}

.quick-access-chip:hover {
  border-color: rgba(23, 32, 51, 0.12);
  background: rgba(255, 255, 255, 0.64);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.62),
    0 4px 14px rgba(23, 32, 51, 0.06);
}

.featured-strip[hidden] {
  display: none;
}

.bundle-section-label {
  padding: 6px 4px 0;
  margin-bottom: 6px;
}

.bundle-section-label h3 {
  color: var(--text-muted);
}

.bundle-section-label.is-supplemental h3 {
  color: var(--warn);
}

.bundle-section-label .bundle-section-note {
  margin: 6px 0 0;
  font-size: 0.84rem;
  color: var(--text-muted);
}

.rail-close {
  display: flex;
  align-items: center;
  gap: 8px;
  width: 100%;
  margin-bottom: 14px;
  text-align: center;
  justify-content: center;
}

.app-footer {
  width: min(var(--max-width), calc(100% - 32px));
  margin: 6px auto 28px;
  padding: 18px 22px 22px;
  border-radius: 20px;
}

.app-footer p {
  margin: 4px 0;
  color: var(--text-muted);
  font-size: 0.82rem;
  line-height: 1.6;
}

.app-footer a {
  color: var(--accent);
  text-decoration: none;
}

.app-footer a:hover {
  text-decoration: underline;
}

.footer-guidance-link {
  display: none;
  margin-top: 4px;
}

.footer-designer {
  color: var(--text-muted-2);
}

.mono {
  font-family: var(--mono);
}

.category-button:focus-visible,
.view-category-link:focus-visible,
.subcategory-link:focus-visible,
.all-button:focus-visible,
.breadcrumb-button:focus-visible,
.bundle-strip-toggle:focus-visible,
.detail-toggle:focus-visible,
.inline-action:focus-visible,
.selection-reset:focus-visible,
.filters-toggle:focus-visible,
.search-clear:focus-visible,
.rail-close:focus-visible,
.icon-btn:focus-visible,
.topbar-text-link:focus-visible,
.footer-guidance-link:focus-visible,
.search-input:focus-visible,
.search-suggestion:focus-visible,
.search-chip:focus-visible,
.active-filter-chip:focus-visible,
.scope-filter-button:focus-visible,
.related-chip:focus-visible,
.featured-card:focus-visible,
.task-mode-card:focus-visible,
.quick-access-chip:focus-visible,
.empty-state button:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}

.task-mode-card:focus-visible,
.featured-card:focus-visible {
  outline-color: var(--category-accent);
}

@media (min-width: 901px) {
  .rail-close,
  #sidebarToggleBtn {
    display: none !important;
  }
}

@media (min-width: 901px) {
  .topbar-sticky {
    width: calc(min(var(--max-width), 100%) - 320px - 28px - 32px);
    margin: 14px 16px 0 auto;
    margin-right: max(16px, calc((100% - min(var(--max-width), 100%)) / 2 + 16px));
  }

  .filter-rail {
    top: 14px;
    height: calc(100dvh - 32px);
    margin-top: calc(-1 * (48px + clamp(1.05rem, 1.8vw, 1.35rem)));
  }

  .footer-guidance-link {
    display: none !important;
  }
}

@media (min-width: 901px) and (max-width: 1100px) {
  .topbar-sticky {
    width: calc(min(var(--max-width), 100%) - 290px - 18px - 32px);
  }
}

@media (max-width: 1100px) {
  .layout {
    grid-template-columns: 290px minmax(0, 1fr);
    gap: 18px;
  }

  .detail-meta-pill {
    min-width: 0;
  }
}

@media (max-width: 900px) {
  .topbar-sticky {
    top: 10px;
    width: calc(100% - 20px);
    margin-top: 10px;
  }

  .layout {
    grid-template-columns: 1fr;
    padding-top: 18px;
  }

  .filter-rail {
    position: fixed;
    top: 76px;
    left: 10px;
    right: 10px;
    bottom: auto;
    width: auto;
    height: auto;
    max-height: calc(100dvh - 86px);
    z-index: 90;
    border-radius: 20px;
    transform-origin: top center;
    transform: translateY(-16px) scale(0.985);
    opacity: 0;
    visibility: hidden;
    transition:
      transform 380ms cubic-bezier(0.16, 1, 0.3, 1),
      opacity 260ms ease,
      visibility 380ms ease;
  }

  .filter-rail.is-open {
    transform: translateY(0) scale(1);
    opacity: 1;
    visibility: visible;
  }

  .selection-summary {
    padding: 20px 22px 18px;
  }

  .selection-summary h2 {
    max-width: 100%;
  }

  .topbar-text-link {
    display: none;
  }

  .footer-guidance-link {
    display: inline-flex;
  }

  .faa-text-toolbar {
    top: 62px;
  }
}

@media (max-width: 720px) {
  .topbar-sticky {
    padding: 9px 10px 9px 14px;
  }

  .topbar-brand {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 0.16rem;
    font-size: 1.02rem;
  }

  .topbar-brand-credit {
    padding-left: 0;
    font-size: 0.64em;
    white-space: normal;
  }

  .topbar-brand-credit::before {
    display: none;
  }

  .topbar-actions {
    gap: 6px;
  }

  .layout,
  .app-footer {
    width: calc(100% - 20px);
  }

  .endorsement-head {
    gap: 12px;
  }

  .card-badge-stack {
    flex: 0 0 auto;
    min-width: 78px;
    gap: 5px;
  }

  .endorsement-id-pill {
    min-height: 40px;
    padding: 4px 12px;
    font-size: 0.88rem;
  }

  .card-status-badge {
    width: 50px;
    height: 50px;
    top: -12px;
    right: -12px;
    font-size: 0.72rem;
  }

  .endorsement-card h2 {
    margin-top: 0;
    font-size: clamp(0.98rem, 4.2vw, 1.18rem);
  }

  .card-viewmore-row {
    margin-top: 2px;
    padding-top: 2px;
    margin-bottom: -14px;
  }

  .card-viewmore {
    font-size: 0.66rem;
  }

  .selection-summary {
    padding: 16px 18px 14px;
  }

  .selection-summary h2 {
    font-size: clamp(1.5rem, 5.2vw, 2.1rem);
  }

  .selection-description {
    font-size: 0.94rem;
  }

  .selection-description.can-expand {
    position: relative;
    padding-right: 4.25rem;
  }

  .selection-description .selection-description-copy {
    display: -webkit-box;
    overflow: hidden;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 2;
  }

  .selection-description.can-expand.is-expanded {
    padding-right: 0;
  }

  .selection-description.is-expanded .selection-description-copy {
    display: block;
    overflow: visible;
    -webkit-line-clamp: unset;
  }

  .selection-description.can-expand .selection-description-toggle:not([hidden]) {
    position: absolute;
    right: 0;
    bottom: 0;
    display: inline-flex;
    align-items: center;
    padding-left: 10px;
    background: linear-gradient(90deg, rgba(248, 249, 251, 0), rgba(248, 249, 251, 0.98) 36%);
  }

  .selection-description.can-expand.is-expanded .selection-description-toggle:not([hidden]) {
    position: static;
    margin-top: 6px;
    padding-left: 0;
    background: none;
  }

  .bundle-strip-note,
  .bundle-strip-separator-note {
    display: none;
  }

  .status-row {
    align-items: flex-start;
  }

  .results-toolbar {
    width: 100%;
  }

  .featured-strip,
  .endorsement-card,
  .placeholder-card {
    padding-left: 18px;
    padding-right: 18px;
  }

  .featured-strip {
    padding-top: 18px;
    padding-bottom: 18px;
  }

  .task-mode-card,
  .featured-card {
    min-height: 108px;
  }

  .task-mode-helper {
    display: none;
  }

  .app-footer {
    padding-top: 20px;
    padding-bottom: 20px;
  }

  .faa-text-toolbar {
    align-items: flex-start;
    top: 58px;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  .all-button:hover,
  .rail-close:hover,
  .selection-reset:hover,
  .filters-toggle:hover,
  .detail-toggle:hover,
  .empty-state button:hover,
  .icon-btn:hover,
  .task-mode-card:hover,
  .featured-card:hover,
  .endorsement-card:hover,
  .search-clear:hover,
  .view-category-link:hover,
  .subcategory-link:hover {
    transform: none;
  }
}

@media print {
  body {
    background: #ffffff;
    color: #000000;
  }

  .topbar-sticky,
  .filter-rail,
  .featured-strip,
  .status-row,
  .filter-popover,
  .filters-toggle,
  .bundle-strip-toggle,
  .detail-toggle,
  .inline-action,
  .sidebar-backdrop,
  .app-footer .footer-designer {
    display: none !important;
  }

  .layout,
  .content-area,
  .endorsement-list {
    display: block;
    width: 100%;
    padding: 0;
    gap: 0;
  }

  .selection-summary,
  .endorsement-card,
  .detail-section,
  .app-footer {
    border: 1px solid #d2d7df;
    background: #ffffff;
    box-shadow: none;
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
  }

  .selection-summary,
  .endorsement-card {
    padding: 18px;
    margin-bottom: 14px;
  }

  .endorsement-card {
    break-inside: avoid;
  }

  .endorsement-details {
    border-top-color: #d2d7df;
  }
}

/* ─── Teaching & Guidance View ─────────────────────────────────────────────── */

.rail-divider {
  height: 1px;
  background: var(--hairline);
  margin: 10px 8px;
}

.guidance-nav-btn {
  border-top: none;
}

.guidance-view {
  padding: 0 0 40px;
}

.guidance-header {
  padding: 28px 28px 20px;
  border-bottom: 1px solid var(--hairline);
  margin-bottom: 8px;
}

.guidance-eyebrow {
  color: var(--text-muted);
}

.guidance-header h2 {
  font-family: var(--display);
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 800;
  color: var(--text-strong);
  margin: 4px 0 6px;
  line-height: 1.15;
}

.guidance-description {
  margin: 0;
  max-width: 66ch;
  color: var(--text-muted);
  font-size: 0.98rem;
  line-height: 1.7;
}

/* Table of Contents */
.guidance-toc {
  padding: 16px 28px;
  border-bottom: 1px solid var(--hairline);
  margin-bottom: 16px;
}

.guidance-toc ul {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 6px 12px;
}

.guidance-toc-link {
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--accent, #3b6fd4);
  text-decoration: none;
  background: rgba(59, 111, 212, 0.07);
  padding: 3px 8px;
  border-radius: 5px;
  transition: background 0.15s;
}

.guidance-toc-link:hover {
  background: rgba(59, 111, 212, 0.16);
  text-decoration: underline;
}

/* Accordion Cards */
.guidance-cards {
  display: flex;
  flex-direction: column;
  gap: 0;
  padding: 0 16px;
}

.guidance-card {
  border: 1px solid var(--hairline);
  border-radius: 18px;
  margin-bottom: 10px;
  background: rgba(255, 255, 255, 0.44);
  overflow: hidden;
}

.guidance-toggle {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 14px 18px;
  background: none;
  border: none;
  cursor: pointer;
  font-family: var(--sans);
  font-size: 0.92rem;
  font-weight: 700;
  color: var(--text-strong);
  text-align: left;
  line-height: 1.3;
  transition: background 0.12s;
}

.guidance-toggle:hover {
  background: rgba(255, 255, 255, 0.38);
}

.guidance-toggle[aria-expanded="true"] {
  border-bottom: 1px solid var(--hairline);
  background: rgba(255, 255, 255, 0.34);
}

.guidance-toggle .detail-toggle-caret {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text-muted-2);
  flex-shrink: 0;
  min-width: 16px;
  text-align: center;
}

/* Guidance Body Content */
.guidance-body {
  padding: 20px 22px 24px;
  font-size: 0.875rem;
  line-height: 1.65;
  color: var(--text);
}

.guidance-body h3 {
  font-family: var(--sans);
  font-size: 0.82rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-muted);
  margin: 20px 0 8px;
}

.guidance-body h3:first-child {
  margin-top: 0;
}

.guidance-body p {
  margin: 0 0 10px;
}

.guidance-body ul,
.guidance-body ol {
  margin: 0 0 12px;
  padding-left: 1.4em;
}

.guidance-body li {
  margin-bottom: 5px;
}

@media (prefers-reduced-motion: reduce) {
  .guidance-toggle,
  .guidance-toc-link {
    transition: none;
  }
}

/* ─────────────────────────────────────────
   Pre-Solo Subcategory Content
   ───────────────────────────────────────── */

.pre-solo-body {
  width: min(100%, 720px);
  display: grid;
  gap: 24px;
}

.pre-solo-body p {
  font-size: 0.875rem;
  line-height: 1.65;
  color: var(--text);
  margin: 0 0 10px;
}

.pre-solo-body ul,
.pre-solo-body ol {
  font-size: 0.875rem;
  line-height: 1.65;
  color: var(--text);
  margin: 0 0 12px;
  padding-left: 1.4em;
}

.pre-solo-body li {
  margin-bottom: 5px;
}

/* "Start here" badge inside sidebar subcategory button */
.start-here-badge {
  display: inline-flex;
  align-items: center;
  padding: 0.1em 0.45em;
  border-radius: 999px;
  font-size: 0.62rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  background: var(--accent);
  color: #fff;
  margin-left: 0.4rem;
  vertical-align: middle;
  flex-shrink: 0;
}

/* Resource links */
.pre-solo-link-list {
  list-style: none;
  padding: 0;
  margin: 0 0 12px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.pre-solo-resource-link {
  display: inline-flex;
  align-items: center;
  gap: 0.2rem;
  color: var(--accent);
  text-decoration: none;
  font-size: 0.875rem;
  font-weight: 500;
}

.pre-solo-resource-link:hover {
  text-decoration: underline;
}

@media (prefers-reduced-motion: reduce) {
  .pre-solo-body * {
    transition: none !important;
  }
}

.pre-solo-card-list {
  gap: 16px;
}

.endorsement-card--prerequisite .endorsement-id-pill {
  font-size: 0.82rem;
}

.pre-solo-badge {
  display: inline-flex;
  align-items: center;
  min-height: 24px;
  padding: 0 10px;
  border-radius: 999px;
  border: 1px solid color-mix(in srgb, var(--category-line) 74%, white);
  background: rgba(255, 255, 255, 0.54);
  color: var(--category-ink);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

/* ── Accordion Sections ── */
.prereq-accordions {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.prereq-accordion {
  border: 1.5px solid var(--line);
  border-radius: 16px;
  overflow: hidden;
  background: var(--surface-raised);
}

.prereq-accordion[open] {
  border-color: var(--line-strong);
}

.prereq-accordion-summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 18px;
  font-weight: 700;
  font-size: 0.9rem;
  cursor: pointer;
  list-style: none;
  user-select: none;
  gap: 12px;
}

.prereq-accordion-summary::-webkit-details-marker {
  display: none;
}

.prereq-accordion-summary::after {
  content: "+";
  font-size: 1.1rem;
  color: var(--text-muted);
  font-weight: 400;
  flex-shrink: 0;
}

.prereq-accordion[open] .prereq-accordion-summary::after {
  content: "\2212";
}

.prereq-accordion-body {
  padding: 0 18px 16px;
  border-top: 1px solid var(--line);
}

.prereq-accordion-body ul,
.prereq-accordion-body ol {
  padding-left: 1.4em;
  margin: 8px 0;
}

.prereq-accordion-body li {
  font-size: 0.875rem;
  line-height: 1.6;
  color: var(--text);
  margin-bottom: 4px;
}

.prereq-accordion-body p {
  font-size: 0.875rem;
  line-height: 1.6;
  color: var(--text);
  margin: 8px 0;
}

.prereq-accordion-h4 {
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--text-muted);
  margin: 14px 0 4px;
}

/* ─────────────────────────────────────────
   Teaching Modes — Mode Switcher
   ───────────────────────────────────────── */

.guidance-mode-switcher {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  padding: 14px 28px 16px;
  border-bottom: 1px solid var(--hairline);
}

.guidance-mode-btn {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 6px 14px;
  border-radius: 999px;
  border: 1.5px solid var(--line);
  background: none;
  font-family: var(--sans);
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-muted);
  cursor: pointer;
  transition: background 0.15s, border-color 0.15s, color 0.15s;
  white-space: nowrap;
}

.guidance-mode-btn:hover {
  background: var(--bg-soft);
  border-color: var(--line-strong);
  color: var(--text);
}

.guidance-mode-btn.is-active {
  background: var(--accent, #1f5ed6);
  border-color: var(--accent, #1f5ed6);
  color: #fff;
}

.guidance-mode-icon {
  font-style: normal;
  font-size: 0.85em;
}

/* ─────────────────────────────────────────
   Teaching Modes — Shared mode body
   ───────────────────────────────────────── */

.guidance-mode-body {
  padding: 24px 28px 40px;
}

.guidance-mode-section-heading {
  font-family: var(--sans);
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  color: var(--text-muted);
  margin: 0 0 14px;
}

.guidance-ac-link {
  display: inline-flex;
  align-items: center;
  font-family: var(--mono, 'JetBrains Mono', monospace);
  font-size: 0.76rem;
  font-weight: 500;
  background: rgba(59, 111, 212, 0.09);
  color: var(--accent, #1f5ed6);
  border: 1px solid rgba(59, 111, 212, 0.22);
  border-radius: 6px;
  padding: 1px 7px 2px;
  cursor: pointer;
  text-decoration: none;
  transition: background 0.12s, border-color 0.12s;
  vertical-align: middle;
  margin: 0 1px;
}

.guidance-ac-link:hover {
  background: rgba(59, 111, 212, 0.18);
  border-color: rgba(59, 111, 212, 0.44);
}

/* ─────────────────────────────────────────
   Teaching Modes — Student Journey
   ───────────────────────────────────────── */

.journey-intro {
  font-size: 0.9rem;
  color: var(--text-muted);
  margin: 0 0 24px;
  max-width: 66ch;
  line-height: 1.65;
}

.journey-timeline {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.journey-node {
  border: 1.5px solid var(--hairline);
  border-radius: 16px;
  background: rgba(255,255,255,0.5);
  overflow: hidden;
  transition: border-color 0.15s;
}

.journey-node.is-open {
  border-color: var(--line-strong);
  box-shadow: var(--shadow-sm, 0 2px 8px rgba(15,23,42,0.06));
}

.journey-node-btn {
  width: 100%;
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 13px 16px;
  background: none;
  border: none;
  cursor: pointer;
  text-align: left;
  font-family: var(--sans);
  transition: background 0.12s;
}

.journey-node-btn:hover {
  background: rgba(255,255,255,0.45);
}

.journey-phase-dot {
  flex-shrink: 0;
  width: 10px;
  height: 10px;
  border-radius: 50%;
}

.journey-node-label {
  flex: 1;
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--text-strong);
  line-height: 1.25;
}

.journey-node-meta {
  font-size: 0.76rem;
  color: var(--text-muted);
  font-weight: 500;
  flex-shrink: 0;
}

.journey-node-caret {
  flex-shrink: 0;
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-muted-2);
  min-width: 16px;
  text-align: center;
}

.journey-panel {
  border-top: 1px solid var(--hairline);
  padding: 18px 20px 22px;
  font-size: 0.875rem;
  line-height: 1.65;
  color: var(--text);
}

.journey-panel[hidden] {
  display: none;
}

.journey-description {
  margin: 0 0 14px;
  color: var(--text);
}

.journey-endorsements {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin: 0 0 14px;
}

.journey-endorsement-chip {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  background: var(--bg-soft);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 4px 10px;
}

.journey-endorsement-chip .guidance-ac-link {
  margin: 0;
}

.journey-endorsement-label {
  font-size: 0.78rem;
  color: var(--text-muted);
}

.journey-regulation {
  font-size: 0.78rem;
  color: var(--text-muted);
  margin: 0 0 12px;
  font-weight: 500;
}

.journey-time-limit {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(245, 158, 11, 0.1);
  border: 1px solid rgba(245, 158, 11, 0.3);
  border-radius: 8px;
  padding: 5px 12px;
  font-size: 0.8rem;
  font-weight: 600;
  color: #92600a;
  margin: 0 0 14px;
}

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

.journey-gotcha-item {
  display: flex;
  gap: 8px;
  align-items: flex-start;
  font-size: 0.825rem;
  line-height: 1.5;
  color: var(--text);
}

.journey-gotcha-item::before {
  content: "!";
  flex-shrink: 0;
  width: 17px;
  height: 17px;
  border-radius: 50%;
  background: rgba(220, 38, 38, 0.1);
  color: #dc2626;
  font-size: 0.68rem;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-top: 1px;
}

.journey-panel-section-label {
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-muted);
  margin: 14px 0 6px;
}

.journey-panel-section-label:first-child {
  margin-top: 0;
}

/* Phase dot colors */
.phase-dot-pre-solo { background: #f59e0b; }
.phase-dot-solo { background: #16a34a; }
.phase-dot-cross-country { background: #0ea5e9; }
.phase-dot-checkride { background: #4f46e5; }

/* ─────────────────────────────────────────
   Teaching Modes — Scenarios
   ───────────────────────────────────────── */

.scenarios-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 12px;
  margin-bottom: 8px;
}

.scenario-card {
  border: 1.5px solid var(--hairline);
  border-radius: 16px;
  background: rgba(255,255,255,0.5);
  overflow: hidden;
  transition: border-color 0.15s;
}

.scenario-card.is-open {
  grid-column: 1 / -1;
  border-color: var(--line-strong);
  box-shadow: var(--shadow-sm, 0 2px 8px rgba(15,23,42,0.06));
}

.scenario-card-btn {
  width: 100%;
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 16px;
  background: none;
  border: none;
  cursor: pointer;
  text-align: left;
  font-family: var(--sans);
  transition: background 0.12s;
}

.scenario-card-btn:hover {
  background: rgba(255,255,255,0.45);
}

.scenario-tag {
  display: inline-flex;
  align-items: center;
  padding: 2px 8px;
  border-radius: 999px;
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  flex-shrink: 0;
  margin-top: 2px;
}

.scenario-tag-retesting { background: rgba(220,38,38,0.1); color: #a11414; }
.scenario-tag-additional-ratings { background: rgba(79,70,229,0.1); color: #1d13be; }
.scenario-tag-time-limits { background: rgba(245,158,11,0.12); color: #92600a; }
.scenario-tag-recurrent { background: rgba(13,148,136,0.1); color: #056b62; }
.scenario-tag-special { background: rgba(124,58,237,0.1); color: #4f0ac4; }

.scenario-card-title {
  flex: 1;
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--text-strong);
  line-height: 1.35;
}

.scenario-card-caret {
  flex-shrink: 0;
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--text-muted-2);
  margin-top: 2px;
}

.scenario-panel {
  border-top: 1px solid var(--hairline);
  padding: 18px 20px 24px;
  font-size: 0.875rem;
  line-height: 1.65;
  color: var(--text);
  display: grid;
  gap: 16px;
}

.scenario-panel[hidden] {
  display: none;
}

.scenario-section-label {
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-muted);
  margin: 0 0 8px;
}

.scenario-steps-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 6px;
  counter-reset: scenario-step;
}

.scenario-steps-list li {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  counter-increment: scenario-step;
  font-size: 0.85rem;
  line-height: 1.55;
}

.scenario-steps-list li::before {
  content: counter(scenario-step);
  flex-shrink: 0;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--accent, #1f5ed6);
  color: #fff;
  font-size: 0.68rem;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-top: 1px;
}

.scenario-endorsements-row {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

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

.scenario-pitfalls-list li {
  display: flex;
  gap: 8px;
  align-items: flex-start;
  font-size: 0.825rem;
  line-height: 1.5;
  color: #92600a;
  background: rgba(245,158,11,0.07);
  border: 1px solid rgba(245,158,11,0.2);
  border-radius: 8px;
  padding: 7px 10px;
}

.scenario-pitfalls-list li::before {
  content: "⚠";
  flex-shrink: 0;
  font-size: 0.75rem;
}

.scenario-time-limit-banner {
  display: flex;
  align-items: center;
  gap: 8px;
  background: rgba(245,158,11,0.08);
  border: 1px solid rgba(245,158,11,0.25);
  border-radius: 10px;
  padding: 8px 14px;
  font-size: 0.825rem;
  font-weight: 600;
  color: #92600a;
}

.scenario-regulation {
  font-size: 0.78rem;
  color: var(--text-muted);
  font-weight: 500;
}

/* ─────────────────────────────────────────
   Teaching Modes — Quick Reference
   ───────────────────────────────────────── */

.quickref-block {
  margin-bottom: 36px;
}

.quickref-block:last-child {
  margin-bottom: 0;
}

.quickref-heading {
  font-family: var(--display, 'Plus Jakarta Sans', sans-serif);
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-strong);
  margin: 0 0 12px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--hairline);
}

.quickref-table-wrap {
  overflow-x: auto;
  border-radius: 12px;
  border: 1px solid var(--hairline);
}

.quickref-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.825rem;
  line-height: 1.5;
}

.quickref-table th {
  background: var(--bg-soft);
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
  padding: 10px 14px;
  text-align: left;
  border-bottom: 1px solid var(--hairline);
  white-space: nowrap;
}

.quickref-table td {
  padding: 10px 14px;
  border-bottom: 1px solid var(--hairline);
  color: var(--text);
  vertical-align: top;
}

.quickref-table tr:last-child td {
  border-bottom: none;
}

.quickref-table tr:hover td {
  background: rgba(0,0,0,0.018);
}

.quickref-limit-badge {
  display: inline-flex;
  align-items: center;
  font-size: 0.75rem;
  font-weight: 700;
  padding: 2px 8px;
  border-radius: 999px;
  white-space: nowrap;
}

.quickref-checklist {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 0;
  border: 1px solid var(--hairline);
  border-radius: 12px;
  overflow: hidden;
}

.quickref-checklist li {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 11px 16px;
  border-bottom: 1px solid var(--hairline);
  font-size: 0.875rem;
  color: var(--text);
  counter-increment: checklist-item;
}

.quickref-checklist li:last-child {
  border-bottom: none;
}

.quickref-checklist-num {
  flex-shrink: 0;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--accent-soft, rgba(31,94,214,0.09));
  color: var(--accent, #1f5ed6);
  font-size: 0.7rem;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--mono, 'JetBrains Mono', monospace);
}

.quickref-sfar-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.quickref-sfar-item {
  border: 1px solid var(--hairline);
  border-radius: 12px;
  padding: 12px 16px;
  background: rgba(255,255,255,0.5);
}

.quickref-sfar-title {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--text-strong);
  margin: 0 0 4px;
}

.quickref-sfar-id {
  font-family: var(--mono, 'JetBrains Mono', monospace);
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--accent, #1f5ed6);
  background: rgba(59,111,212,0.09);
  border-radius: 5px;
  padding: 1px 6px;
  margin-right: 6px;
}

.quickref-sfar-note {
  font-size: 0.82rem;
  color: var(--text-muted);
  margin: 0;
  line-height: 1.55;
}

.quickref-refs-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.quickref-refs-list li {
  font-size: 0.85rem;
  color: var(--text);
  padding: 4px 0;
  border-bottom: 1px solid var(--hairline);
}

.quickref-refs-list li:last-child {
  border-bottom: none;
}

/* ─────────────────────────────────────────
   Teaching Modes — CFI Career
   ───────────────────────────────────────── */

.cfi-career-split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-bottom: 28px;
}

.cfi-career-split-card {
  border: 1.5px solid var(--hairline);
  border-radius: 14px;
  padding: 16px 18px;
  background: rgba(255,255,255,0.5);
}

.cfi-career-split-card.is-new {
  border-color: rgba(16,163,74,0.35);
  background: rgba(16,163,74,0.04);
}

.cfi-career-split-label {
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-muted);
  margin: 0 0 6px;
}

.cfi-career-split-card.is-new .cfi-career-split-label {
  color: #0b7633;
}

.cfi-career-split-text {
  font-size: 0.85rem;
  line-height: 1.6;
  color: var(--text);
  margin: 0;
}

.cfi-renewal-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 10px;
  margin-bottom: 28px;
}

.cfi-pathway-card {
  border: 1.5px solid var(--hairline);
  border-radius: 14px;
  padding: 15px 16px;
  background: rgba(255,255,255,0.5);
}

.cfi-pathway-title {
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--text-strong);
  margin: 0 0 4px;
}

.cfi-pathway-timeframe {
  display: inline-flex;
  align-items: center;
  font-size: 0.72rem;
  font-weight: 600;
  background: rgba(59,111,212,0.09);
  color: var(--accent, #1f5ed6);
  border-radius: 5px;
  padding: 1px 7px;
  margin-bottom: 8px;
  font-family: var(--mono, 'JetBrains Mono', monospace);
}

.cfi-pathway-timeframe.is-short {
  background: rgba(245,158,11,0.1);
  color: #92600a;
}

.cfi-pathway-description {
  font-size: 0.82rem;
  line-height: 1.55;
  color: var(--text);
  margin: 0 0 6px;
}

.cfi-pathway-note {
  font-size: 0.78rem;
  color: var(--text-muted);
  font-style: italic;
  margin: 0;
}

.cfi-reinstatement-tree {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-bottom: 28px;
}

.cfi-reinstatement-branch {
  border: 1.5px solid var(--hairline);
  border-radius: 14px;
  padding: 16px 18px;
  background: rgba(255,255,255,0.5);
}

.cfi-reinstatement-heading {
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--text-strong);
  margin: 0 0 8px;
  padding-bottom: 6px;
  border-bottom: 1px solid var(--hairline);
}

.cfi-reinstatement-path {
  font-size: 0.85rem;
  color: var(--text);
  line-height: 1.6;
  margin: 0 0 8px;
}

.cfi-reinstatement-note {
  font-size: 0.78rem;
  color: var(--text-muted);
  font-style: italic;
  margin: 0;
}

.cfi-trainer-reqs {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.cfi-trainer-column {
  border: 1.5px solid var(--hairline);
  border-radius: 14px;
  padding: 16px 18px;
}

.cfi-trainer-column-label {
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-muted);
  margin: 0 0 10px;
}

.cfi-trainer-option-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.cfi-trainer-option-list li {
  font-size: 0.83rem;
  line-height: 1.55;
  color: var(--text);
  padding: 8px 12px;
  background: var(--bg-soft);
  border-radius: 8px;
  border: 1px solid var(--hairline);
}

.cfi-trainer-option-list li + li {
  position: relative;
}

.cfi-trainer-option-list li + li::before {
  content: "OR";
  display: block;
  font-size: 0.65rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  color: var(--text-muted-2);
  text-align: center;
  margin-bottom: 8px;
}

.cfi-doc-banner {
  background: var(--bg-soft);
  border: 1px solid var(--hairline);
  border-radius: 10px;
  padding: 12px 16px;
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: 28px;
  line-height: 1.55;
}

/* ─────────────────────────────────────────
   Teaching Modes — DPE Prep Flashcards
   ───────────────────────────────────────── */

.dpe-prep-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 20px;
}

.dpe-prep-progress {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.82rem;
  color: var(--text-muted);
  font-weight: 600;
}

.dpe-progress-bar {
  width: 120px;
  height: 6px;
  background: var(--bg-elevated, #e8eaf0);
  border-radius: 999px;
  overflow: hidden;
}

.dpe-progress-fill {
  height: 100%;
  background: #16a34a;
  border-radius: 999px;
  transition: width 0.3s ease;
}

.dpe-progress-text {
  font-size: 0.8rem;
  color: var(--text-muted);
  white-space: nowrap;
}

.dpe-shuffle-btn {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 6px 14px;
  border-radius: 999px;
  border: 1.5px solid var(--line);
  background: none;
  font-family: var(--sans);
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-muted);
  cursor: pointer;
  transition: background 0.15s, border-color 0.15s;
}

.dpe-shuffle-btn:hover {
  background: var(--bg-soft);
  border-color: var(--line-strong);
}

.dpe-category-filter {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 16px;
}

.dpe-category-chip {
  display: inline-flex;
  align-items: center;
  padding: 4px 12px;
  border-radius: 999px;
  border: 1.5px solid var(--line);
  background: none;
  font-family: var(--sans);
  font-size: 0.77rem;
  font-weight: 600;
  color: var(--text-muted);
  cursor: pointer;
  transition: background 0.12s, border-color 0.12s, color 0.12s;
  white-space: nowrap;
}

.dpe-category-chip:hover {
  background: var(--bg-soft);
}

.dpe-category-chip.is-active {
  background: var(--accent, #1f5ed6);
  border-color: var(--accent, #1f5ed6);
  color: #fff;
}

.flashcard-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 12px;
}

.flashcard {
  perspective: 900px;
  cursor: pointer;
  min-height: 160px;
}

.flashcard-inner {
  position: relative;
  width: 100%;
  height: 100%;
  min-height: 160px;
  transition: transform 0.45s cubic-bezier(0.4, 0, 0.2, 1);
  transform-style: preserve-3d;
  display: grid;
}

.flashcard.is-flipped .flashcard-inner {
  transform: rotateY(180deg);
}

.flashcard-front,
.flashcard-back {
  grid-area: 1 / 1;
  backface-visibility: hidden;
  -webkit-backface-visibility: hidden;
  border-radius: 14px;
  border: 1.5px solid var(--hairline);
  padding: 18px 18px 14px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  background: rgba(255,255,255,0.7);
  min-height: 160px;
}

.flashcard-back {
  background: rgba(31, 94, 214, 0.04);
  border-color: rgba(31, 94, 214, 0.2);
  transform: rotateY(180deg);
}

.flashcard.is-ready .flashcard-front,
.flashcard.is-ready .flashcard-back {
  border-color: rgba(22, 163, 74, 0.3);
  background: rgba(22, 163, 74, 0.03);
}

.flashcard-category-label {
  font-size: 0.68rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  color: var(--text-muted-2);
}

.flashcard-q {
  flex: 1;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-strong);
  line-height: 1.45;
  margin: 0;
}

.flashcard-a {
  flex: 1;
  font-size: 0.85rem;
  line-height: 1.6;
  color: var(--text);
  margin: 0;
}

.flashcard-hint {
  font-size: 0.72rem;
  color: var(--text-muted-2);
  align-self: flex-end;
}

.flashcard-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: auto;
}

.flashcard-mark-btn {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 4px 10px;
  border-radius: 999px;
  border: 1.5px solid var(--line);
  background: none;
  font-family: var(--sans);
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--text-muted);
  cursor: pointer;
  transition: background 0.12s, border-color 0.12s, color 0.12s;
  white-space: nowrap;
}

.flashcard-mark-btn:hover {
  background: rgba(22,163,74,0.08);
  border-color: rgba(22,163,74,0.4);
  color: #0b7633;
}

.flashcard.is-ready .flashcard-mark-btn {
  background: rgba(22,163,74,0.1);
  border-color: rgba(22,163,74,0.4);
  color: #0b7633;
}

@media (prefers-reduced-motion: reduce) {
  .flashcard-inner {
    transition: none;
  }
  .guidance-mode-btn,
  .journey-node-btn,
  .scenario-card-btn {
    transition: none;
  }
}

@media (max-width: 767px) {
  .guidance-mode-body {
    padding: 18px 16px 36px;
  }
  .guidance-mode-switcher {
    padding: 12px 16px 14px;
    gap: 5px;
  }
  .guidance-mode-btn {
    font-size: 0.75rem;
    padding: 5px 11px;
  }
  .scenarios-grid {
    grid-template-columns: 1fr;
  }
  .cfi-career-split,
  .cfi-reinstatement-tree,
  .cfi-trainer-reqs {
    grid-template-columns: 1fr;
  }
  .flashcard-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 480px) {
  .cfi-renewal-grid {
    grid-template-columns: 1fr;
  }
}