:root {
  color-scheme: dark;
  --bg: #191c19;
  --panel: #222620;
  --text: #eee7d8;
  --muted: #b9b9a8;
  --gold: #d4b77b;
  --line: #4b4d40;
}
* {
  box-sizing: border-box;
}
html {
  scroll-behavior: smooth;
  scroll-padding-top: 24px;
}
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font:
    16px/1.7 system-ui,
    sans-serif;
}
a {
  color: inherit;
  text-decoration: none;
}
button,
input {
  font: inherit;
}
button,
a {
  touch-action: manipulation;
}
button {
  cursor: pointer;
}
button:disabled {
  cursor: default;
  opacity: 0.65;
}
[hidden] {
  display: none !important;
}
:focus-visible {
  outline: 3px solid var(--gold);
  outline-offset: 5px;
}
.skip {
  position: absolute;
  top: -100px;
  background: var(--text);
  color: var(--bg);
  padding: 12px;
  z-index: 10;
}
.skip:focus {
  top: 0;
}
header,
main,
footer {
  max-width: 1240px;
  margin: auto;
}
header {
  padding: 24px 22px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--line);
  gap: 15px;
}
.brand {
  font:
    26px Georgia,
    serif;
  letter-spacing: -1px;
  white-space: nowrap;
}
.seal {
  color: var(--gold);
  margin-right: 8px;
}
.nav-link {
  font-size: 13px;
  color: var(--muted);
  padding: 10px 0;
}
main {
  padding: 0 22px;
}
.hero {
  padding: 64px 0 32px;
  position: relative;
}
.eyebrow {
  font-size: 10px;
  letter-spacing: 2.2px;
  font-weight: 650;
  color: var(--gold);
}
h1,
h2,
h3 {
  font-family: Georgia, 'Times New Roman', serif;
  font-weight: 400;
  line-height: 1.15;
}
h1 {
  font-size: clamp(40px, 7vw, 82px);
  letter-spacing: -1.8px;
  margin: 22px 0;
}
h1 em {
  font-weight: 400;
  color: var(--gold);
}
.hero p {
  color: var(--muted);
  font-size: 17px;
  margin-bottom: 28px;
}
.primary {
  display: inline-flex;
  justify-content: space-between;
  align-items: center;
  gap: 25px;
  background: var(--gold);
  color: #202219;
  border: 1px solid var(--gold);
  padding: 14px 18px;
  min-height: 48px;
  font-size: 14px;
  font-weight: 650;
  max-width: 100%;
  border-radius: 3px;
}
.primary:hover {
  background: #e5ce9b;
}
.hero-note {
  font-size: 11px;
  color: var(--muted);
  margin-top: 16px;
}
.ornament {
  display: flex;
  gap: 0;
  justify-content: space-between;
  border-block: 1px solid var(--line);
  margin-top: 40px;
  padding: 16px 12px;
  font: 26px Georgia;
  color: #a5a88b;
}
.section-heading {
  display: flex;
  justify-content: space-between;
  align-items: end;
  gap: 15px;
  margin: 32px 0 24px;
}
.section-heading > .small {
  display: none;
}
h2 {
  font-size: 32px;
  margin: 10px 0;
}
.small {
  font-size: 12px;
  color: var(--muted);
}
.courses {
  display: grid;
  gap: 14px;
}
.course {
  display: flex;
  flex-direction: column;
  border: 1px solid var(--line);
  padding: 24px;
  background: linear-gradient(145deg, #262a22, #1e221e);
  border-radius: 3px;
}
.course.active {
  border-color: #9e8d64;
}
.course.active:hover {
  background: #2c3026;
}
.course-top {
  display: flex;
  justify-content: space-between;
  gap: 8px;
  font-size: 9px;
  letter-spacing: 1px;
  color: var(--muted);
  align-items: center;
}
.badge {
  border: 1px solid #736e4f;
  color: #e1c68f;
  padding: 3px 7px;
  border-radius: 2px;
  font-size: 10px;
  white-space: nowrap;
  letter-spacing: 0.3px;
}
.glyph {
  font: 32px Georgia;
  color: var(--gold);
  margin: 30px 0 12px;
  letter-spacing: 4px;
}
.course h3 {
  font-size: 26px;
  margin: 0 0 12px;
}
.course p {
  font-size: 13px;
  color: var(--muted);
  margin: 0 0 24px;
}
.course-foot {
  margin-top: auto;
  border-top: 1px solid var(--line);
  padding-top: 14px;
  font-size: 10px;
  color: var(--muted);
  display: flex;
  justify-content: space-between;
  gap: 10px;
}
.course-foot span {
  color: var(--gold);
}
.study {
  border-top: 1px solid var(--line);
  margin-top: 60px;
  padding-top: 40px;
  display: grid;
  gap: 25px;
  scroll-margin-top: 20px;
}
.study aside > p {
  color: var(--muted);
  max-width: 36ch;
}
.method {
  display: flex;
  flex-direction: column;
  gap: 8px;
  font-size: 12px;
  color: var(--gold);
  margin: 24px 0;
}
.exercise {
  background: #e9e1cf;
  color: #292d25;
  border: 1px solid #e9e1cf;
  border-radius: 3px;
  padding: 24px 20px;
}
.exercise-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 11px;
  color: #505747;
}
.exercise .badge {
  color: #5a4925;
  border-color: #918164;
}
.exercise h3 {
  font-size: 30px;
  margin: 22px 0 15px;
}
.exercise p {
  font-size: 14px;
}
.exercise fieldset {
  padding: 0;
  border: 0;
  margin: 25px 0;
}
.exercise legend {
  font-family: Georgia, serif;
  font-size: 21px;
  line-height: 1.45;
  margin-bottom: 18px;
}
#options {
  display: grid;
  gap: 10px;
  width: 100%;
}
.option {
  border: 1px solid #b3af9c;
  border-radius: 3px;
  display: flex;
  gap: 12px;
  align-items: center;
  min-height: 52px;
  padding: 12px;
  font-size: 14px;
  cursor: pointer;
}
.option:has(input:checked) {
  border-color: #475941;
  background: #d6dbc7;
}
.option input {
  accent-color: #42533b;
  width: 18px;
  height: 18px;
  flex-shrink: 0;
}
.exercise .primary {
  background: #323f30;
  color: #fff4dc;
  border-color: #323f30;
  width: 100%;
}
.exercise .primary:hover {
  background: #42553f;
}
.exercise .small {
  color: #545b4f;
}
.disclosure {
  border-top: 1px solid #b3af9c;
  padding-top: 16px;
  margin-top: 24px;
}
#feedback {
  margin-top: 20px;
  padding: 16px;
  border-left: 3px solid #6c7049;
  background: #d7d9c7;
  font-size: 14px;
}
#feedback strong {
  display: block;
  margin-bottom: 5px;
}
.actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 15px;
}
.secondary {
  min-height: 48px;
  border: 1px solid #6a725e;
  color: #2d3928;
  background: transparent;
  padding: 10px 16px;
  border-radius: 3px;
}
.closing {
  text-align: center;
  padding: 56px 0;
}
.closing > span:first-child {
  color: var(--gold);
  font: 34px Georgia;
}
.closing p {
  font: 28px Georgia;
  margin: 15px 0 8px;
}
footer {
  padding: 24px 22px;
  border-top: 1px solid var(--line);
  display: flex;
  gap: 12px;
  flex-direction: column;
  font-size: 12px;
  color: var(--muted);
}
footer > span:first-child {
  font: 22px Georgia;
  color: var(--text);
}
@media (min-width: 650px) {
  .courses {
    grid-template-columns: 1fr 1fr;
  }
  .hero {
    padding-top: 80px;
  }
  .section-heading > .small {
    display: block;
  }
  .exercise {
    padding: 32px;
  }
  header,
  footer {
    padding-inline: 36px;
  }
  main {
    padding-inline: 36px;
  }
  footer {
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
  }
}
@media (min-width: 1050px) {
  .courses {
    grid-template-columns: repeat(4, 1fr);
  }
  .course {
    padding: 22px;
  }
  .course h3 {
    font-size: 25px;
  }
  .study {
    grid-template-columns: 1fr 1.55fr;
    gap: 80px;
    padding-top: 60px;
    margin-top: 80px;
  }
  .hero {
    padding-bottom: 45px;
  }
  .ornament {
    position: absolute;
    right: 40px;
    top: 75px;
    width: 210px;
    height: 210px;
    border: 1px solid var(--line);
    border-radius: 50%;
    display: grid;
    grid-template-columns: 1fr 1fr;
    place-items: center;
    transform: rotate(-12deg);
    font-size: 42px;
    opacity: 0.8;
  }
  .ornament span:last-child {
    grid-column: 1/3;
  }
  .hero p {
    font-size: 18px;
  }
}
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
}
.path-banner {
  border-bottom: 1px solid #a9ac97;
  padding-bottom: 24px;
  margin-bottom: 24px;
}
.path-banner .eyebrow {
  color: #5d512f;
}
.path-banner h3 {
  margin-top: 12px;
}
.path-banner details {
  border-top: 1px solid #b3af9c;
  padding: 10px 0;
  font-size: 14px;
}
.path-banner summary {
  cursor: pointer;
  min-height: 44px;
  display: list-item;
  align-content: center;
}
.path-select {
  display: grid;
  gap: 8px;
  font-size: 12px;
  margin-top: 16px;
}
.path-select select {
  width: 100%;
  max-width: 100%;
  min-width: 0;
  min-height: 48px;
  padding: 10px;
  background: #f4eddc;
  color: #292d25;
  border: 1px solid #7e8572;
  border-radius: 3px;
  font: 14px system-ui;
}
.path-banner progress {
  width: 100%;
  height: 8px;
  accent-color: #45583c;
  display: block;
  margin-top: 18px;
}
.reward {
  border: 1px solid var(--line);
  padding: 22px;
  margin-top: 24px;
  border-radius: 4px;
  background: #22271f;
}
.reward strong {
  display: block;
  font: 23px Georgia;
  margin-top: 12px;
}
.reward p,
.reward li {
  font-size: 12px;
  color: var(--muted);
}
.reward ul {
  list-style: none;
  padding: 0;
  margin-bottom: 0;
}
.seal-art {
  border: 3px double #938361;
  border-radius: 50%;
  height: 64px;
  width: 64px;
  display: grid;
  place-items: center;
  font: 32px Georgia;
  color: #c8af77;
}
.reward.earned {
  border-color: var(--gold);
}
.earned .seal-art {
  color: #f4d292;
  border-color: var(--gold);
  background: #3a3727;
}
.completion {
  border: 1px solid var(--gold);
  padding: 28px;
  margin-top: 35px;
  background: var(--panel);
}
.completion p {
  max-width: 65ch;
  color: var(--muted);
}
/* Mobile: the active task precedes optional progress and collections. */
.study > .exercise {
  order: 0;
  min-width: 0;
}
.study > aside {
  order: 1;
  min-width: 0;
}
.trail {
  list-style: none;
  padding: 0;
  display: grid;
  gap: 8px;
  margin: 22px 0;
}
.trail button {
  width: 100%;
  text-align: left;
  min-height: 46px;
  border: 1px solid var(--line);
  background: transparent;
  color: var(--muted);
  padding: 10px 14px;
  border-radius: 3px;
  font-size: 12px;
}
.trail button[aria-current] {
  border-color: var(--gold);
  color: var(--text);
  background: #30372a;
}
.trail button:hover {
  background: #30372a;
}
.milestone-collection {
  border-top: 1px solid var(--line);
  padding-top: 24px;
  margin-top: 28px;
}
.milestone-collection h3 {
  font-size: 26px;
  margin: 12px 0;
}
#milestone-gallery {
  display: grid;
  gap: 9px;
}
.milestone-card {
  display: flex;
  align-items: center;
  text-align: left;
  gap: 14px;
  border: 1px solid #8f805d;
  background: #252d22;
  color: var(--text);
  min-height: 72px;
  width: 100%;
  padding: 12px;
  border-radius: 4px;
}
.milestone-card:disabled {
  opacity: 1;
  border-color: var(--line);
  background: #20251f;
  color: #b1b3a5;
}
.milestone-card > span:last-child {
  min-width: 0;
}
.milestone-card strong {
  display: block;
  font: 17px Georgia;
}
.milestone-card span span {
  display: block;
  font: 11px/1.6 system-ui;
  color: var(--muted);
  margin-top: 4px;
}
.milestone-icon {
  height: 40px;
  width: 40px;
  border: 1px solid #8f805d;
  border-radius: 50%;
  flex-shrink: 0;
  display: grid;
  place-items: center;
  color: var(--gold);
  font: 25px Georgia;
}
.milestone-card:disabled .milestone-icon {
  border-color: var(--line);
  color: #a5a88b;
}
.celebration-setting {
  display: flex;
  align-items: center;
  gap: 10px;
  min-height: 48px;
  font-size: 12px;
  margin-top: 16px;
}
.celebration-setting input {
  height: 20px;
  width: 20px;
  accent-color: var(--gold);
}
dialog#celebration {
  padding: 0;
  width: min(560px, calc(100% - 24px));
  max-height: calc(100dvh - 28px);
  border: 1px solid #ab9360;
  border-radius: 8px;
  background: #20281f;
  color: var(--text);
  overflow: auto;
  box-shadow: 0 24px 100px #0008;
}
dialog::backdrop {
  background: #080d0bd9;
}
.celebration-body {
  padding: 24px;
}
.celebration-art {
  margin: 20px -8px 10px;
  overflow: hidden;
}
.celebration-art svg {
  display: block;
  width: 100%;
  height: auto;
}
.celebration-body h2 {
  font-size: 32px;
  margin: 10px 0 15px;
}
.celebration-body > p:not(.small) {
  font-size: 15px;
  line-height: 1.7;
  color: var(--muted);
}
.celebration-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 22px;
}
.celebration-actions .secondary {
  color: var(--text);
  border-color: #a18a5a;
}
.celebration-actions button {
  flex: 1 1 auto;
}
.scene-glow {
  animation: archive-glow 3s ease-out both;
}
.scene-lamp {
  animation: archive-enter 1.4s ease-out both;
  transform-origin: center;
}
.lamp-bulb {
  animation: archive-glow 2s ease-out both;
}
.scene-doors .door-left {
  animation: archive-door-left 2s ease-in-out both;
  transform-origin: 211px 150px;
}
.scene-doors .door-right {
  animation: archive-door-right 2s ease-in-out both;
  transform-origin: 429px 150px;
}
.scene-reveal {
  animation: archive-enter 2.4s ease-out both;
}
.scene-book {
  animation: archive-book 2s ease-out both;
  transform-origin: 320px 230px;
}
.book-ribbon {
  animation: archive-enter 2.5s ease-out both;
}
.scene-seal {
  animation: archive-seal 2s cubic-bezier(0.2, 0.7, 0.2, 1) both;
  transform-origin: 320px 160px;
}
@keyframes archive-glow {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}
@keyframes archive-enter {
  from {
    opacity: 0;
    transform: translateY(12px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}
@keyframes archive-door-left {
  from {
    transform: scaleX(1);
  }
  to {
    transform: scaleX(0.18);
  }
}
@keyframes archive-door-right {
  from {
    transform: scaleX(1);
  }
  to {
    transform: scaleX(0.18);
  }
}
@keyframes archive-book {
  from {
    opacity: 0;
    transform: translateY(12px) scaleY(0.35);
  }
  to {
    opacity: 1;
    transform: translateY(0) scaleY(1);
  }
}
@keyframes archive-seal {
  from {
    opacity: 0;
    transform: translateY(-24px) scale(0.85);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}
@media (min-width: 1050px) {
  .study > .exercise {
    order: 1;
  }
  .study > aside {
    order: 0;
  }
}
@media (prefers-reduced-motion: reduce) {
  .celebration-art * {
    animation: none !important;
  }
  .scene-doors .door-left,
  .scene-doors .door-right {
    transform: scaleX(0.18);
  }
}
#path-label {
  display: block;
  margin-top: 22px;
}
.logic-lab {
  border: 1px solid #858d76;
  border-radius: 4px;
  padding: 12px 16px;
  margin: 0 0 24px;
}
.logic-lab summary {
  cursor: pointer;
  min-height: 48px;
  align-content: center;
  font-family: Georgia, serif;
  font-size: 20px;
}
.logic-lab input[type='text'],
#formula-input {
  width: 100%;
  min-height: 50px;
  border: 1px solid #7e8572;
  border-radius: 3px;
  background: #f4eddc;
  color: #292d25;
  padding: 12px;
  font-size: 20px;
  font-family: Georgia, serif;
  margin-top: 8px;
}
.symbol-pad {
  display: flex;
  gap: 7px;
  flex-wrap: wrap;
  margin-top: 12px;
}
.symbol-pad button {
  min-height: 48px;
  min-width: 44px;
  padding: 6px 12px;
  border: 1px solid #858d76;
  background: #d7dbc9;
  color: #253023;
  border-radius: 3px;
  font: 23px Georgia;
}
.symbol-pad button:hover {
  background: #c2cbb4;
}
.logic-lab .primary {
  width: auto;
}
.helper-toggle {
  display: flex;
  gap: 10px;
  align-items: center;
  font-size: 13px;
  margin-top: 22px;
  min-height: 48px;
}
.helper-toggle input {
  height: 20px;
  width: 20px;
  flex-shrink: 0;
  accent-color: #40523a;
}
.table-scroll {
  overflow-x: auto;
  max-width: 100%;
  margin: 16px 0;
}
.table-scroll table {
  border-collapse: collapse;
  width: 100%;
  font-size: 14px;
}
.table-scroll caption {
  text-align: left;
  line-height: 1.5;
  margin-bottom: 10px;
}
.table-scroll td,
.table-scroll th {
  border: 1px solid #8b937e;
  padding: 10px;
  text-align: center;
  white-space: nowrap;
}
.table-scroll th {
  background: #d8dccb;
  font-weight: 600;
}
.table-scroll select {
  min-width: 65px;
  min-height: 44px;
  border: 1px solid #77826b;
  border-radius: 3px;
  background: #f4eddc;
  color: #292d25;
  padding: 6px;
  font-size: 16px;
}
.table-scroll select[aria-invalid='true'] {
  border: 2px solid #9b422b;
  background: #f4ddce;
}
#table-feedback {
  border-left: 3px solid #6c7049;
  padding-left: 12px;
}
#table-feedback:empty {
  display: none;
}
.proof-lab h4 {
  font: 24px/1.3 Georgia;
  margin: 24px 0 12px;
}
.proof-lines {
  list-style: none;
  padding: 0;
  border-top: 1px solid #8b937e;
  margin: 20px 0;
}
.proof-line {
  display: grid;
  grid-template-columns: 24px minmax(0, 1fr) auto;
  column-gap: 8px;
  row-gap: 6px;
  padding: 12px 0;
  border-bottom: 1px solid #a6ad98;
  align-items: start;
}
.proof-number {
  font-size: 12px;
  color: #5a6352;
}
.proof-line-formula {
  font: 19px/1.5 Georgia;
  overflow-wrap: anywhere;
}
.proof-reason {
  font-size: 11px;
  color: #48513f;
  max-width: 110px;
  overflow-wrap: anywhere;
}
.proof-line details {
  grid-column: 2/4;
  font-size: 12px;
}
.proof-line details summary {
  font: 12px/1.5 system-ui;
  min-height: 36px;
}
.proof-line details p {
  font-size: 12px;
  margin: 8px 0;
}
.closed-proof-line {
  background: #d5d7c8;
}
.closed-proof-line .proof-number:after {
  content: ' ·';
  color: #715d3b;
}
.proof-context,
.proof-help {
  padding: 12px;
  background: #d7dbc9;
  border-left: 3px solid #6a7757;
  font-size: 13px !important;
}
.proof-refs {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
  margin: 18px 0;
}
.proof-refs label {
  display: grid;
  gap: 6px;
  font-size: 12px;
}
.proof-refs select {
  width: 100%;
  min-width: 0;
  min-height: 48px;
  padding: 8px;
  background: #f4eddc;
  color: #292d25;
  border: 1px solid #7e8572;
  border-radius: 3px;
  font-size: 14px;
}
#proof-feedback {
  border-left: 3px solid #6c7049;
  padding-left: 12px;
}
.proof-worked {
  font: 14px/1.7 system-ui;
  padding: 8px 12px;
  background: #d7dbc9;
  overflow-wrap: anywhere;
}
.proof-worked ol {
  padding-left: 20px;
}
@media (min-width: 650px) {
  .proof-refs {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}
/* Fitch: a continuous root rail, one rail per assumption, and assumption dividers. */
.fitch-line {
  position: relative;
  border-bottom: 0;
  min-height: 56px;
}
.fitch-root-rail,
.fitch-scope-rail {
  position: absolute;
  top: 0;
  bottom: 0;
  border-left: 1px solid #606a52;
  pointer-events: none;
}
.fitch-root-rail {
  left: 32px;
}
.fitch-line details {
  padding-left: calc(12px + var(--proof-depth) * 16px);
}
.fitch-line.fitch-assumption:after {
  content: '';
  position: absolute;
  bottom: 0;
  left: calc(32px + var(--proof-depth) * 16px);
  right: 0;
  border-bottom: 1px solid #606a52;
  pointer-events: none;
}
.fitch-line.fitch-premise-end:after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 32px;
  right: 0;
  border-bottom: 1px solid #606a52;
  pointer-events: none;
}
.proof-lines {
  border-top: 0;
}
.closed-proof-line .proof-number:after {
  content: '';
}
.fitch-line .proof-line-formula {
  min-width: 0;
}
.model-lab h4 {
  font: 23px/1.35 Georgia;
  margin: 26px 0 14px;
}
.model-limit,
.model-translation {
  border-left: 3px solid #6a7757;
  background: #d7dbc9;
  padding: 12px;
  font-size: 13px !important;
}
.model-unary {
  display: grid;
  gap: 8px;
}
.model-object {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto auto;
  gap: 10px;
  border: 1px solid #8b937e;
  padding: 8px;
  align-items: center;
  border-radius: 3px;
  font-size: 13px;
}
.model-object label {
  display: flex;
  gap: 5px;
  align-items: center;
  min-height: 44px;
  cursor: pointer;
}
.model-object input,
.model-pair input {
  width: 21px;
  height: 21px;
  accent-color: #40523a;
  flex-shrink: 0;
}
.model-pair {
  display: grid;
  place-items: center;
  min-width: 44px;
  min-height: 44px;
  cursor: pointer;
}
.relation-table td {
  padding: 0;
}
.relation-details {
  border-top: 1px solid #8b937e;
  margin-top: 20px;
  padding-top: 10px;
}
.relation-details summary {
  font: 17px/1.4 Georgia;
  min-height: 48px;
}
.model-lab fieldset {
  border: 0;
  padding: 0;
  margin: 20px 0;
}
.model-lab legend {
  font-size: 15px;
  margin-bottom: 12px;
}
.model-lab .option {
  margin: 8px 0;
}
.model-explanation {
  padding-left: 20px;
  font-size: 13px;
}
.model-explanation li {
  margin: 8px 0;
}
#model-feedback {
  border-left: 3px solid #6c7049;
  padding-left: 12px;
}
.model-lab .primary {
  width: 100%;
}
@media (max-width: 380px) {
  .model-object {
    grid-template-columns: 1fr 1fr;
  }
  .model-object > strong {
    grid-column: 1/3;
  }
}
/* Page separation preserves the original palette, typography and course cards. */
.catalogue-page {
  padding: 48px 0 64px;
}
.catalogue-page h1 {
  font-size: clamp(32px, 5vw, 48px);
  letter-spacing: -1px;
  margin: 10px 0;
}
.catalogue-page .section-heading {
  margin-top: 0;
}
.catalogue-toolbar {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 14px;
  margin: 0 0 24px;
}
.catalogue-toolbar p {
  margin: 0;
}
.view-toggle {
  display: flex;
  border: 1px solid var(--line);
  border-radius: 4px;
  padding: 4px;
  gap: 4px;
  max-width: 100%;
}
.view-toggle button {
  min-height: 46px;
  border: 1px solid transparent;
  border-radius: 3px;
  color: var(--muted);
  background: transparent;
  padding: 10px 12px;
  font: 12px system-ui;
  cursor: pointer;
}
.view-toggle button[aria-pressed='true'] {
  background: #323b2c;
  border-color: #9b8a61;
  color: var(--text);
}
.view-toggle button span {
  margin-right: 5px;
}
.course-back {
  padding: 25px 0 0;
  font-size: 13px;
  color: var(--gold);
}
.course-back a {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
}
.course-back + .study {
  border-top: 0;
  margin-top: 0;
  padding-top: 24px;
}
.path-banner h1 {
  font-size: 32px;
  letter-spacing: -0.4px;
  margin: 12px 0 20px;
}
.courses.list-view {
  grid-template-columns: 1fr;
  gap: 12px;
}
.list-view .course {
  display: grid;
  grid-template-columns: 64px minmax(0, 1fr);
  gap: 9px 16px;
  padding: 20px;
}
.list-view .course-top {
  grid-column: 2;
  grid-row: 1;
}
.list-view .glyph {
  white-space: nowrap;
  grid-column: 1;
  grid-row: 1/4;
  font-size: 22px;
  letter-spacing: 0;
  margin: 0;
  align-self: start;
}
.list-view .course h3 {
  grid-column: 2;
  grid-row: 2;
  font-size: 24px;
  margin: 0;
}
.list-view .course p {
  grid-column: 2;
  grid-row: 3;
  margin: 0;
  font-size: 13px;
}
.list-view .course-foot {
  grid-column: 2;
  grid-row: 4;
  margin-top: 4px;
  min-width: 0;
}
.list-view .course h3 br {
  display: none;
}
.list-view .course h3 br:after {
  content: ' ';
}
@media (min-width: 800px) {
  .catalogue-toolbar {
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
  }
  .list-view .course {
    grid-template-columns: 72px minmax(160px, 1.2fr) minmax(160px, 1fr) minmax(140px, 0.8fr);
    column-gap: 24px;
    align-items: center;
  }
  .list-view .glyph {
    grid-row: 1/3;
    align-self: center;
  }
  .list-view .course-top {
    grid-column: 2;
    grid-row: 1;
  }
  .list-view .course h3 {
    grid-column: 2;
    grid-row: 2;
  }
  .list-view .course p {
    grid-column: 3;
    grid-row: 1/3;
  }
  .list-view .course-foot {
    grid-column: 4;
    grid-row: 1/3;
    border-top: 0;
    padding: 0;
    display: block;
    font-size: 11px;
  }
}
@media (prefers-reduced-motion: reduce) {
  .view-toggle * {
    transition: none;
  }
}
/* Compact dropdown rows for Fitch proofs. */
.proof-grid-head,
.proof-grid-row,
.proof-entry {
  display: grid;
  grid-template-columns: 24px minmax(70px, 1.3fr) minmax(65px, 0.85fr) minmax(70px, 1fr);
  gap: 8px;
  align-items: center;
}
.proof-grid-head {
  font-size: 10px;
  color: #505a45;
  padding: 8px 0;
  border-bottom: 1px solid #939a86;
}
.proof-grid-row {
  padding: 6px 0;
  min-height: 56px;
}
.proof-grid-row select,
.proof-entry select {
  width: 100%;
  min-width: 0;
  min-height: 44px;
  padding: 6px;
  border: 1px solid #8e9780;
  border-radius: 3px;
  font: 14px Georgia;
  color: #293423;
  background: #f4eddc;
}
.proof-grid-row select:disabled {
  opacity: 1;
  color: #293423;
  -webkit-text-fill-color: #293423;
  background: #e2e4d5;
  border-color: #acb29f;
}
.proof-formula-cell {
  min-width: 0;
  padding-left: calc(12px + var(--proof-depth, 0) * 16px);
}
.proof-grid-refs {
  display: flex;
  gap: 4px;
  flex-wrap: wrap;
  align-items: center;
  min-width: 0;
}
.proof-grid-refs select {
  flex: 1;
  min-width: 45px;
  width: auto;
}
.proof-entry {
  position: relative;
  border-left: 1px solid #606a52;
  margin-left: 32px;
  padding: 8px 0 8px 10px;
  grid-template-columns: minmax(70px, 1.3fr) minmax(65px, 0.85fr) minmax(70px, 1fr);
}
.proof-entry > .proof-number {
  position: absolute;
  left: -32px;
  top: 19px;
}
.proof-entry .proof-formula-cell {
  padding-left: calc(var(--proof-depth, 0) * 16px);
}
.proof-entry .primary {
  grid-column: 1/-1;
  justify-self: end;
  width: auto;
  min-height: 42px;
  padding: 8px 16px;
  font-size: 12px;
}
.proof-lab #proof-context {
  padding: 0;
  background: transparent;
  border: 0;
  font-size: 11px !important;
  margin: 12px 0 0;
}
.proof-lab #proof-blocks {
  margin: 4px 0 0;
}
.proof-optional-help {
  margin-top: 16px;
  border-top: 1px solid #a6ad98;
  padding-top: 8px;
}
.proof-optional-help summary {
  font: 13px system-ui;
  min-height: 44px;
}
.proof-optional-help p,
.proof-optional-help li {
  font-size: 12px;
}
.proof-grid-row .proof-number {
  align-self: center;
}
.proof-lines {
  margin: 0;
}
.proof-optional-help ol {
  padding-left: 20px;
}
@media (max-width: 600px) {
  .proof-grid-head,
  .proof-grid-row {
    grid-template-columns: 24px minmax(60px, 1fr) minmax(65px, 1fr);
  }
  .proof-grid-head > span:last-child {
    display: none;
  }
  .proof-grid-row .proof-grid-refs {
    grid-column: 2/4;
    padding-left: calc(12px + var(--proof-depth, 0) * 16px);
  }
  .proof-grid-row .proof-grid-refs:before {
    content: 'Ref.';
    font: 10px system-ui;
    color: #525d48;
  }
  .proof-grid-row .proof-grid-refs select {
    max-width: 100px;
    min-height: 36px;
  }
  .proof-entry {
    grid-template-columns: minmax(60px, 1fr) minmax(65px, 1fr);
  }
  .proof-entry .proof-grid-refs {
    grid-column: 1/-1;
  }
  .proof-entry .proof-grid-refs select {
    min-width: 48px;
  }
  .proof-grid-row {
    row-gap: 4px;
  }
}

.advanced {
  margin: 40px 0;
  padding: 28px 20px;
  border: 1px solid var(--line);
  border-radius: 3px;
  background: var(--panel);
}
.advanced > p {
  max-width: 65ch;
}
.advanced h3 {
  font: 26px Georgia;
  line-height: 1.25;
}
.advanced .secondary {
  color: var(--text);
  border-color: var(--muted);
}
.advanced fieldset {
  border: 0;
  padding: 0;
  margin: 20px 0;
}
.advanced legend {
  font: 20px/1.5 Georgia;
  margin-bottom: 16px;
}
.advanced .option {
  margin: 10px 0;
  border-color: var(--line);
}
.advanced .option:has(input:checked) {
  background: #343e2e;
  border-color: var(--gold);
}
.journey-case {
  border-left: 3px solid var(--gold);
  padding: 4px 16px;
  margin: 28px 0;
}
.journey-case p {
  font-size: 16px;
}
.journey-case .small {
  font-size: 13px;
}
#journey-feedback:empty {
  display: none;
}
#journey-feedback {
  border-left: 3px solid var(--gold);
  padding: 12px 16px;
  background: #303729;
}
:is(#journey-tools, #free-tools) .logic-lab {
  background: #e9e1cf;
  color: #292d25;
  padding: 16px;
  margin: 24px 0;
  border-radius: 3px;
}
:is(#journey-tools, #free-tools) .secondary {
  color: #2d3928;
  border-color: #6a725e;
}
:is(#journey-tools, #free-tools) .primary {
  background: #323f30;
  color: #fff4dc;
  border-color: #323f30;
}
:is(#journey-tools, #free-tools) .small {
  color: #545b4f;
}
:is(#journey-tools, #free-tools) .option {
  border-color: #a6ad98;
}
:is(#journey-tools, #free-tools) .option:has(input:checked) {
  background: #d6dbc7;
}
:is(#journey-tools, #free-tools) > details > summary {
  min-height: 44px;
}
:is(#journey-tools, #free-tools) select,
:is(#journey-tools, #free-tools) input {
  max-width: 100%;
}
#journey-start:disabled {
  opacity: 0.65;
}
#journey-content {
  max-width: 850px;
}
#journey-summary {
  border-top: 1px solid var(--line);
  margin-top: 24px;
  padding-top: 16px;
}
@media (min-width: 650px) {
  .advanced {
    padding: 36px;
  }
  .journey-case {
    position: sticky;
    top: 0;
    background: var(--panel);
    z-index: 2;
    padding-block: 12px;
  }
  .journey-case h3 {
    margin: 8px 0;
  }
  .journey-case p {
    margin: 8px 0;
  }
}
@media (max-width: 649px) {
  .advanced {
    padding: 20px 12px;
  }
  :is(#journey-tools, #free-tools) .logic-lab {
    padding: 12px;
  }
  .journey-case {
    padding-inline: 12px;
  }
  #journey-content .actions {
    gap: 10px;
  }
}
.journey-case {
  position: sticky;
  top: 0;
  background: var(--panel);
  z-index: 2;
  max-height: 35vh;
  overflow: auto;
}
.journey-case:focus-within {
  outline: 1px solid var(--gold);
}
@media (max-width: 649px) {
  .journey-case {
    padding-block: 8px;
  }
  .journey-case h3 {
    font-size: 21px;
    margin: 8px 0;
  }
  .journey-case p {
    font-size: 14px;
    margin: 8px 0;
  }
  .journey-case .small {
    font-size: 12px;
  }
}

.header-nav {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-left: auto;
}
.nav-icon {
  width: 44px;
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--gold);
  border-radius: 3px;
}
.nav-icon:hover,
.nav-icon[aria-current='page'] {
  background: #303729;
}
.site-settings {
  position: relative;
}
.site-settings > summary {
  cursor: pointer;
  list-style: none;
}
.site-settings > summary::-webkit-details-marker {
  display: none;
}
.settings-panel {
  position: absolute;
  right: 0;
  top: calc(100% + 10px);
  z-index: 20;
  width: min(300px, calc(100vw - 32px));
  padding: 20px;
  background: var(--panel);
  color: var(--text);
  border: 1px solid var(--line);
  border-radius: 4px;
  box-shadow: 0 12px 30px #0006;
}
.settings-panel strong {
  font: 22px Georgia;
}
.settings-panel .celebration-setting {
  min-height: 48px;
  margin-top: 16px;
  font-size: 14px;
  line-height: 1.5;
  display: flex;
  align-items: center;
  gap: 12px;
}
.settings-panel input {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
  accent-color: var(--gold);
}
.settings-panel a {
  display: flex;
  align-items: center;
  min-height: 44px;
  color: var(--gold);
  font-size: 14px;
}
.settings-panel p:empty {
  display: none;
}
.collection-page {
  padding: 40px 0;
}
.collection-page h1 {
  font-size: clamp(38px, 6vw, 60px);
}
#milestone-gallery > section {
  margin: 36px 0;
}
.milestone-grid {
  display: grid;
  gap: 12px;
}
.milestone-grid .milestone-card {
  min-height: 100px;
}
.collection-page > p {
  max-width: 65ch;
}
@media (min-width: 650px) {
  .milestone-grid {
    grid-template-columns: 1fr 1fr;
  }
}
@media (min-width: 1050px) {
  .milestone-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}
@media (max-width: 420px) {
  header {
    padding-inline: 14px;
    gap: 8px;
  }
  .brand {
    font-size: 22px;
  }
  .header-nav {
    gap: 3px;
  }
  .header-nav .nav-link {
    font-size: 12px;
  }
  .nav-icon {
    width: 44px;
  }
  .seal {
    margin-right: 4px;
  }
}

.course-flow {
  margin: 24px 0 28px;
}
.course-flow h1 {
  font-size: clamp(36px, 6vw, 60px);
  margin: 12px 0 16px;
}
.flow-lead {
  color: var(--muted);
  max-width: 65ch;
}
.flow-roadmap {
  display: grid;
  grid-template-columns: 1fr;
  list-style: none;
  padding: 0;
  gap: 0;
  margin: 24px 0;
  max-width: 800px;
}
.flow-roadmap button {
  width: 100%;
  min-height: 120px;
  border: 1px solid var(--line);
  border-radius: 4px;
  background: var(--panel);
  color: var(--text);
  text-align: left;
  padding: 14px;
  display: flex;
  align-items: center;
  gap: 12px;
}
.flow-roadmap button:disabled {
  opacity: 1;
  color: var(--muted);
}
.flow-roadmap button[aria-current='step'] {
  border: 2px solid var(--gold);
  background: #303729;
}
.flow-roadmap button.is-done .flow-number {
  background: var(--gold);
  color: var(--bg);
}
.flow-number {
  border: 1px solid var(--gold);
  border-radius: 50%;
  width: 32px;
  height: 32px;
  flex-shrink: 0;
  display: grid;
  place-items: center;
  color: var(--gold);
}
.flow-roadmap strong {
  display: block;
  font-size: 18px;
  line-height: 1.4;
}
.flow-state {
  display: block;
  font-size: 13px;
  line-height: 1.5;
  margin-top: 4px;
}
.flow-intro {
  max-width: 1000px;
}
.course-intro-grid {
  display: grid;
  gap: 24px;
  margin: 28px 0 36px;
}
.course-intro-grid h2 {
  font: 24px/1.3 Georgia;
  margin: 0 0 12px;
}
.course-intro-grid p,
.course-goals {
  color: var(--muted);
  font-size: 15px;
  line-height: 1.7;
  margin: 0;
  max-width: 60ch;
}
.course-goals {
  padding-left: 20px;
}
.course-goals li + li {
  margin-top: 6px;
}
.flow-modules-title {
  font: 28px/1.3 Georgia;
  margin: 0 0 10px;
}
.flow-module-copy {
  flex: 1;
  min-width: 0;
}
.flow-description {
  display: block;
  font-size: 14px;
  line-height: 1.5;
  margin: 8px 0;
  color: var(--muted);
}
.flow-action {
  color: var(--gold);
  font-size: 13px;
  white-space: nowrap;
}
.flow-roadmap button:disabled .flow-action {
  color: var(--muted);
}
.flow-roadmap button:not(:disabled) {
  cursor: pointer;
}
.flow-roadmap button:not(:disabled):hover {
  border-color: var(--gold);
}
.flow-connector {
  display: block;
  padding: 5px 0;
  text-align: center;
  font-size: 24px;
  color: var(--gold);
}
.flow-current {
  font-size: 12px;
  color: var(--gold);
  scroll-margin-top: 20px;
}
.flow-unlock {
  margin-top: 20px;
  padding: 20px;
  border: 1px solid var(--gold);
  border-radius: 4px;
  background: var(--panel);
  color: var(--text);
}
.flow-unlock h2,
.flow-unlock h3 {
  font: 24px Georgia;
  margin: 0 0 12px;
}
.flow-unlock p {
  font-size: 14px;
}
.course-support {
  border: 1px solid var(--line);
  border-radius: 4px;
  padding: 16px;
  margin-top: 20px;
}
.course-support > summary {
  min-height: 44px;
  cursor: pointer;
}
.course-support aside > h2,
.course-support aside > .eyebrow,
.course-support aside > .method,
.course-support aside > p:first-of-type {
  display: none;
}
body[data-flow] .study {
  display: block;
  border: 0;
  margin: 0;
  padding: 0;
  max-width: 850px;
}
body[data-flow] .study > aside {
  display: none;
}
body[data-flow] .path-banner > #path-label,
body[data-flow] .path-banner > #path-title {
  display: none;
}
body[data-flow] .path-banner {
  margin-top: 0;
}
body[data-flow] #advanced,
body[data-flow] #free-practice {
  margin-top: 0;
  max-width: 920px;
}
body:not([data-flow]) #flow-basic-done,
body:not([data-flow]) #flow-guided-done,
body:not([data-flow]) #free-practice {
  display: none !important;
}
.free-practice .logic-lab {
  margin-top: 20px;
}
#flow-save-status:empty {
  display: none;
}
@media (min-width: 800px) {
  .course-intro-grid {
    grid-template-columns: 1fr 1fr;
    gap: 48px;
  }
  .flow-roadmap button {
    padding: 22px;
    gap: 20px;
  }
}
@media (max-width: 480px) {
  .course-flow h1 {
    font-size: 34px;
  }
  .flow-lead {
    font-size: 15px;
  }
  .flow-roadmap button {
    align-items: flex-start;
    flex-wrap: wrap;
  }
  .flow-action:not(:empty) {
    margin-left: 44px;
    width: calc(100% - 44px);
    text-align: left;
  }
}

.question-session {
  max-width: 760px;
  margin: 0 auto;
  padding: 16px 0 40px;
}
.session-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  margin-bottom: 22px;
}
.session-help {
  display: flex;
  gap: 6px;
}
.session-action {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  border: 1px solid var(--line);
  border-radius: 4px;
  padding: 8px 12px;
  background: transparent;
  color: var(--text);
  font: 14px system-ui;
  cursor: pointer;
}
.session-action:hover {
  background: var(--panel);
}
.session-position {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  font-size: 12px;
  color: var(--muted);
  margin-bottom: 10px;
}
.session-position strong {
  font-weight: 500;
  white-space: nowrap;
  color: var(--gold);
}
.question-session > progress {
  width: 100%;
  height: 5px;
  margin-bottom: 24px;
  accent-color: var(--gold);
}
.question-session .exercise {
  padding: 24px 20px;
}
.question-session #topic {
  font-size: 28px;
  margin: 0 0 24px;
  line-height: 1.2;
  letter-spacing: 0;
}
.question-session .path-banner,
.question-session .exercise-top,
.question-session #next {
  display: none !important;
}
.question-session .exercise legend {
  font-size: 24px;
  line-height: 1.4;
}
.question-session .exercise fieldset {
  margin-top: 0;
}
.question-session .option {
  min-height: 56px;
}
.session-approval {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 16px 0;
  color: var(--gold);
}
.session-approval p {
  margin: 0;
  font-size: 14px;
}
.session-answer {
  display: block;
  margin-top: 20px;
  padding: 20px 16px;
  border: 1px solid #637057;
  border-left-width: 4px;
  border-radius: 4px;
  background: #dce1ce;
  color: #292d25;
  scroll-margin-block: 80px 24px;
}
.session-answer .session-result {
  font-weight: 700;
  font-size: 16px;
}
.session-answer h2 {
  margin: 16px 0 8px;
  font: 20px/1.3 Georgia;
}
.question-session .session-answer p {
  font-size: 15px;
  line-height: 1.6;
}
.session-answer .primary {
  width: 100%;
  margin-top: 20px;
  min-height: 48px;
  background: #323f30;
  color: #fff4dc;
  border-color: #323f30;
}
body[data-session-answer='approved'] #question-session[data-manual-advance] #check {
  display: none;
}
.theory-readings {
  padding-left: 20px;
}
.theory-readings li {
  margin-block: 8px;
}
.theory-readings a {
  display: inline-block;
  padding-block: 8px;
  color: var(--gold);
  text-underline-offset: 3px;
}
.session-dialog {
  width: min(620px, calc(100% - 32px));
  max-height: calc(100dvh - 48px);
  overflow: auto;
  padding: 24px;
  background: var(--panel);
  color: var(--text);
  border: 1px solid var(--line);
  border-radius: 6px;
}
.session-dialog::backdrop {
  background: #080d0cbb;
}
.session-dialog h2 {
  font-size: 28px;
  margin: 0 0 20px;
}
.session-dialog h3 {
  font-size: 21px;
}
.session-dialog p {
  font-size: 15px;
  line-height: 1.7;
}
.session-dialog > .primary {
  margin-top: 24px;
}
.session-dialog summary {
  min-height: 44px;
  cursor: pointer;
}
.session-dialog label.path-select {
  margin-block: 20px;
}
.session-dialog select {
  width: 100%;
  min-height: 44px;
}
.session-skills {
  margin-top: 24px;
  border-top: 1px solid var(--line);
  padding-top: 12px;
}
.session-skills ul {
  list-style: none;
  padding: 0;
  font-size: 14px;
  line-height: 1.7;
}
.session-skills li {
  padding-block: 4px;
}
.session-route {
  list-style: none;
  padding: 0;
  display: grid;
  gap: 10px;
  counter-reset: phase;
}
.session-route li {
  padding: 12px 14px;
  border: 1px solid var(--line);
  border-radius: 3px;
  counter-increment: phase;
}
.session-route li[aria-current='step'] {
  border-color: var(--gold);
}
.session-route strong {
  display: block;
  font-size: 14px;
}
.session-route strong:before {
  content: counter(phase) '. ';
  color: var(--gold);
}
.session-route span {
  display: block;
  font-size: 12px;
  color: var(--muted);
  margin-top: 4px;
}
.session-finished {
  border: 1px solid var(--gold);
  padding: 28px 20px;
  border-radius: 4px;
}
.session-finished h1 {
  font-size: 36px;
  letter-spacing: 0;
}
.session-finished p {
  max-width: 50ch;
}
.session-finished .session-action {
  margin-top: 12px;
}
.session-launch {
  max-width: 760px;
  padding: 40px 0;
}
.session-launch h1 {
  font-size: 42px;
}
body[data-question-session] header,
body[data-question-session] footer,
body[data-question-session] .course-flow,
body[data-question-session] .course-back,
body[data-question-session] #ovelse,
body[data-question-session] #advanced,
body[data-question-session] #free-practice,
body[data-question-session] #completion,
body[data-question-session] .session-launch {
  display: none !important;
}
body[data-question-session] main {
  max-width: 850px;
  padding-inline: 20px;
}
body[data-session-answer='approved'] #feedback,
body[data-session-answer='approved'] #retry {
  display: none !important;
}
.session-dialog [data-session-why] {
  margin-top: 24px;
  border-top: 1px solid var(--line);
  padding-top: 12px;
}
@media (min-width: 650px) {
  .question-session {
    padding-top: 30px;
  }
  .question-session .exercise {
    padding: 36px;
  }
  .question-session #topic {
    font-size: 32px;
  }
  .session-dialog {
    padding: 32px;
  }
}
@media (max-width: 380px) {
  .session-action {
    font-size: 12px;
    padding-inline: 9px;
  }
  .session-help {
    gap: 4px;
  }
  .session-position {
    font-size: 11px;
  }
  .question-session .exercise {
    padding: 20px 16px;
  }
  .question-session .exercise legend {
    font-size: 22px;
  }
  .session-approval {
    align-items: flex-start;
  }
  .session-approval p {
    font-size: 12px;
  }
}

.session-bar {
  position: sticky;
  top: 0;
  z-index: 10;
  background: var(--bg);
  padding-block: 8px;
}
.guided-session #journey-content {
  background: #e9e1cf;
  color: #292d25;
  border-radius: 4px;
  padding: 24px 20px;
}
.guided-session .journey-case {
  position: static;
  max-height: none;
  overflow: visible;
  background: transparent;
  color: inherit;
  margin: 0 0 22px;
  padding: 0 0 18px;
  border-left: 0;
  border-bottom: 1px solid #b3af9c;
}
.guided-session #journey-case {
  display: none;
}
.guided-session #journey-title {
  font: 20px Georgia;
  margin: 0 0 10px;
}
.guided-session #journey-text {
  font-size: 14px;
  line-height: 1.7;
}
.guided-session #journey-key {
  font-size: 12px;
  color: #545b4f;
}
.guided-session #journey-stage {
  font: 28px/1.2 Georgia;
  letter-spacing: 0;
  margin: 0 0 24px;
}
.guided-session fieldset {
  padding: 0;
  border: 0;
  margin: 0 0 20px;
}
.guided-session legend {
  font: 22px/1.4 Georgia;
  margin-bottom: 18px;
}
.guided-session .option {
  margin: 10px 0;
  border-color: #b3af9c;
}
.guided-session .option:has(input:checked) {
  background: #d6dbc7;
  border-color: #475941;
}
.guided-session #journey-check {
  width: 100%;
  background: #323f30;
  color: #fff4dc;
  border-color: #323f30;
}
.guided-session #journey-next,
.guided-session #journey-another,
.guided-session #journey-summary {
  display: none !important;
}
.guided-session #journey-tools .logic-lab {
  padding: 0;
  margin: 20px 0;
  border: 0;
}
.guided-session #journey-tools > .logic-lab > summary {
  display: none;
}
.guided-session #journey-feedback:empty {
  display: none;
}
.guided-session #journey-feedback {
  font-size: 14px;
  line-height: 1.6;
  padding: 12px 14px;
  margin: 16px 0;
  background: #d7d9c7;
  border-left: 3px solid #6c7049;
}
.guided-session .secondary {
  color: #2d3928;
  border-color: #6a725e;
}
.guided-session .small {
  color: #545b4f;
}
body[data-session-answer='approved'] #journey-feedback,
body[data-session-answer='approved'] #journey-check,
body[data-session-answer='approved'] #journey-hint {
  display: none !important;
}
@media (min-width: 650px) {
  .guided-session #journey-content {
    padding: 32px;
  }
}
@media (max-width: 380px) {
  .guided-session #journey-content {
    padding: 20px 16px;
  }
  .guided-session #journey-stage {
    font-size: 25px;
  }
  .guided-session legend {
    font-size: 20px;
  }
  .session-position:has(+ progress) strong {
    white-space: normal;
    text-align: right;
  }
}
#guided-model-focus {
  display: none;
}
.guided-session #guided-model-focus {
  display: block;
  font-size: 14px;
}
.guided-session #model-form,
.guided-session #model-statement,
.guided-session #model-relations,
.guided-session #model-feedback,
.guided-session #model-explanation,
.guided-session #model-lab .model-limit {
  display: none;
}
.guided-session #model-lab .path-select {
  display: none;
}
.guided-session #model-lab > h4:last-of-type {
  display: none;
}
.guided-session #logic-lab > p:first-of-type {
  display: none;
}

.reward-test {
  color: var(--text);
  margin: 0 0 24px;
  padding: 16px;
  border: 1px solid var(--gold);
  border-radius: 4px;
  background: var(--panel);
}
.reward-test strong,
.test-catalogue-note {
  color: var(--gold);
}
.reward-test p {
  color: var(--muted);
  font-size: 13px;
  margin: 6px 0 14px;
}
.reward-test > button {
  width: 100%;
  min-height: 48px;
}
.reward-test-links {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 20px;
  margin-top: 10px;
  font-size: 13px;
}
.reward-test-links a {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  text-decoration: underline;
  text-underline-offset: 4px;
}
.test-catalogue-note {
  padding: 14px 0;
}