/* Learn-site panels. Base UI: styles.css (from web/) via build. */

.learn-site .game-shell {
  max-width: 1280px;
}

.learn-layout {
  display: grid;
  grid-template-columns: 11.5rem minmax(0, 1fr);
  gap: 1.25rem;
  align-items: start;
  margin-top: 0.5rem;
}

.learn-sidebar {
  position: sticky;
  top: 1rem;
  background: var(--panel);
  border: 4px solid var(--panel-border);
  box-shadow: 5px 5px 0 var(--panel-shadow);
  padding: 0.85rem 0.65rem;
  max-height: calc(100vh - 2rem);
  overflow-y: auto;
}

.sidebar-nav {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.sidebar-heading {
  font-family: var(--font-pixel);
  font-size: 0.34rem;
  color: var(--pink-dark);
  margin: 0.85rem 0 0.35rem;
  padding: 0 0.25rem;
}

.sidebar-heading:first-child {
  margin-top: 0;
}

.learn-sidebar .sidebar-btn {
  width: 100%;
  display: block;
  text-align: left;
  font-size: 0.38rem;
  line-height: 1.7;
  padding: 0.55rem 0.6rem;
  box-shadow: 3px 3px 0 var(--panel-shadow);
}

.learn-sidebar .sidebar-btn:hover {
  transform: translate(1px, 1px);
  box-shadow: 2px 2px 0 var(--panel-shadow);
}

.learn-sidebar .sidebar-btn.active {
  background: var(--pink);
  color: var(--panel);
  box-shadow: 3px 3px 0 var(--pink-dark);
}

.learn-main {
  min-width: 0;
}

.learn-main .trading-floor-embed {
  min-height: 520px;
}

@media (max-width: 860px) {
  .learn-layout {
    grid-template-columns: 1fr;
  }

  .learn-sidebar {
    position: static;
    max-height: none;
    padding: 0.75rem;
  }

  .sidebar-nav {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0.4rem 0.5rem;
  }

  .sidebar-heading {
    grid-column: 1 / -1;
    margin-top: 0.65rem;
  }

  .sidebar-heading:first-child {
    margin-top: 0;
  }
}

.panel-hint {
  font-size: 1.25rem;
  margin: 0 0 1rem;
  padding: 0.5rem 0.65rem;
  background: rgba(255, 255, 255, 0.45);
  border: 2px dashed var(--lavender);
}

.lofi-dock {
  position: fixed;
  right: 1rem;
  bottom: 1rem;
  z-index: 40;
  max-width: min(18rem, calc(100vw - 2rem));
}

.lofi-dock:not(.lofi-dock--minimized) {
  padding-top: 0.15rem;
  padding-right: 0.15rem;
}

.lofi-dock-body {
  position: relative;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.45rem 0.55rem;
  padding: 0.55rem 0.65rem;
  background: var(--panel);
  border: 4px solid var(--panel-border);
  box-shadow: 5px 5px 0 var(--panel-shadow);
}

.lofi-minimize {
  position: absolute;
  top: -0.5rem;
  right: -0.5rem;
  z-index: 2;
  width: 1.35rem;
  height: 1.35rem;
  padding: 0;
  font-family: var(--font-pixel);
  font-size: 0.55rem;
  line-height: 1;
  border: 2px solid var(--panel-border);
  background: var(--lavender);
  color: var(--ink);
  cursor: pointer;
  box-shadow: 2px 2px 0 var(--panel-shadow);
}

.lofi-minimize:hover {
  transform: translate(1px, 1px);
  box-shadow: 1px 1px 0 var(--panel-shadow);
}

.lofi-dock--minimized {
  max-width: none;
}

.lofi-dock--minimized .lofi-dock-body {
  display: none;
}

.lofi-dock--minimized .lofi-minimize {
  position: static;
  width: 2.35rem;
  height: 2.35rem;
  font-size: 0.7rem;
  border-width: 3px;
  border-radius: 0;
  box-shadow: 4px 4px 0 var(--panel-shadow);
}

.lofi-dock--minimized.lofi-dock--playing .lofi-minimize {
  background: var(--pink);
  color: var(--panel);
  box-shadow: 4px 4px 0 var(--pink-dark);
  animation: lofi-pulse 1.2s steps(2) infinite;
}

.lofi-toggle {
  font-family: var(--font-pixel);
  font-size: 0.38rem;
  line-height: 1.6;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.45rem 0.55rem;
  border: 3px solid var(--panel-border);
  background: var(--lavender);
  color: var(--ink);
  cursor: pointer;
  box-shadow: 3px 3px 0 var(--panel-shadow);
}

.lofi-toggle:hover {
  transform: translate(1px, 1px);
  box-shadow: 2px 2px 0 var(--panel-shadow);
}

.lofi-dock--playing .lofi-toggle {
  background: var(--pink);
  color: var(--panel);
  box-shadow: 3px 3px 0 var(--pink-dark);
}

.lofi-icon {
  font-size: 0.55rem;
}

.lofi-dock--playing .lofi-icon {
  animation: lofi-pulse 1.2s steps(2) infinite;
}

@keyframes lofi-pulse {
  50% {
    opacity: 0.45;
  }
}

.lofi-vol-wrap,
.lofi-station-wrap {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
}

.lofi-vol-label {
  font-family: var(--font-pixel);
  font-size: 0.32rem;
  color: var(--pink-dark);
}

.lofi-vol-wrap input[type="range"] {
  width: 4.5rem;
  accent-color: var(--pink);
}

.lofi-station {
  font-family: var(--font-body);
  font-size: 0.95rem;
  padding: 0.2rem 0.35rem;
  border: 2px solid var(--panel-border);
  background: #fff8fc;
  max-width: 10.5rem;
}

.lofi-credit {
  font-family: var(--font-pixel);
  font-size: 0.28rem;
  color: var(--pink-dark);
  text-decoration: none;
  opacity: 0.85;
}

.lofi-credit:hover {
  text-decoration: underline;
}

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

@media (max-width: 860px) {
  .lofi-dock {
    right: 0.5rem;
    bottom: 0.5rem;
  }

  .lofi-dock-body {
    padding: 0.45rem 0.5rem;
  }
}

.home-tagline {
  font-family: var(--font-pixel);
  font-size: 0.42rem;
  line-height: 1.8;
  color: var(--pink-dark);
  margin: 0.5rem 0 1rem;
}

.home-pillars {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(14rem, 1fr));
  gap: 0.85rem;
  margin: 1.25rem 0 1.5rem;
}

.home-card {
  padding: 0.85rem 0.95rem;
  background: rgba(255, 255, 255, 0.5);
  border: 3px solid var(--lavender);
  box-shadow: 4px 4px 0 var(--panel-shadow);
}

.home-card h3 {
  font-family: var(--font-pixel);
  font-size: 0.38rem;
  margin: 0 0 0.55rem;
  color: var(--ink);
}

.home-card p {
  margin: 0;
  font-size: 1.05rem;
  line-height: 1.45;
}

.home-section-title {
  font-family: var(--font-pixel);
  font-size: 0.4rem;
  margin: 0 0 0.75rem;
  color: var(--pink-dark);
}

.home-journey {
  list-style: none;
  margin: 0 0 1.25rem;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.home-journey-item {
  margin: 0;
}

.home-journey-btn {
  width: 100%;
  text-align: left;
  font-family: var(--font-body);
  font-size: 1.05rem;
  line-height: 1.45;
  padding: 0.65rem 0.75rem;
  border: 3px solid var(--panel-border);
  background: #fff8fc;
  color: var(--ink);
  cursor: pointer;
  box-shadow: 3px 3px 0 var(--panel-shadow);
}

.home-journey-btn:hover {
  transform: translate(1px, 1px);
  box-shadow: 2px 2px 0 var(--panel-shadow);
  background: var(--lavender);
}

.home-journey-label {
  display: block;
  font-family: var(--font-pixel);
  font-size: 0.36rem;
  color: var(--pink-dark);
  margin-bottom: 0.35rem;
}

.home-journey-body {
  display: block;
}

.home-github {
  margin-top: 1rem;
}

.quest-panel {
  background: var(--panel);
  border: 4px solid var(--panel-border);
  box-shadow: 6px 6px 0 var(--panel-shadow);
  padding: 1rem 1.1rem;
  margin-bottom: 1rem;
}

.quest-panel h2 {
  font-family: var(--font-pixel);
  font-size: 0.52rem;
  line-height: 1.55;
  margin: 0 0 0.65rem;
  color: var(--panel-border);
}

.lesson-summary {
  font-size: 1.3rem;
  margin: 0.5rem 0 1rem;
}

.subhead {
  font-family: var(--font-pixel);
  font-size: 0.45rem;
  margin: 1.25rem 0 0.5rem;
  color: var(--pink-dark);
}

.pipeline-quest {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  justify-content: center;
  margin: 1rem 0;
}

.pipe-node {
  font-family: var(--font-pixel);
  font-size: 0.4rem;
  background: var(--lavender);
  border: 3px solid var(--panel-border);
  padding: 0.55rem 0.7rem;
  box-shadow: 3px 3px 0 var(--panel-shadow);
  text-align: center;
  min-width: 76px;
  cursor: pointer;
  color: inherit;
}

.pipe-node:hover,
.pipe-node.active {
  background: var(--pink);
  color: #fff;
  transform: translate(1px, 1px);
}

.pipe-plus {
  font-family: var(--font-pixel);
  font-size: 0.45rem;
  align-self: center;
  color: var(--pink-dark);
}

.pipeline-quest {
  align-items: center;
}

.step-progress,
.hands-progress {
  font-size: 1.2rem;
  color: var(--pink-dark);
  margin: 0 0 0.5rem;
}

.step-check-label {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 1.1rem;
  margin-bottom: 0.35rem;
  cursor: pointer;
}

.step-card .step-check-label {
  font-size: 0.9rem;
  margin-bottom: 0.25rem;
  opacity: 0.85;
}

.glossary-known {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.9rem;
  margin-bottom: 0.25rem;
  cursor: pointer;
  opacity: 0.85;
}

.step-card.highlight {
  outline: 3px solid var(--pink);
  background: #ffe8f4;
}

.step-card.done {
  opacity: 0.85;
  border-color: var(--grass-dark);
}

.step-card.done h3::after {
  content: " ✓";
  color: var(--grass-dark);
}

.load-error {
  background: #ffe0e8;
  border: 3px solid var(--pink-dark);
  padding: 0.75rem 1rem;
  margin: 0 0 1rem;
  font-size: 1.2rem;
}

.glossary-card {
  cursor: pointer;
  transition: background 0.15s;
}

.glossary-card.open {
  background: #f0e8ff;
}

.glossary-card.known {
  border-color: var(--grass-dark);
}

.glossary-def {
  margin-top: 0.5rem;
}

.glossary-tap {
  font-size: 1.1rem;
  color: var(--pink-dark);
  margin: 0.25rem 0 0;
}

.logic-toggle,
.reveal-output {
  font-family: var(--font-pixel);
  font-size: 0.35rem;
  border: 2px solid var(--panel-border);
  background: var(--mint);
  padding: 0.35rem 0.5rem;
  cursor: pointer;
  margin-bottom: 0.5rem;
  box-shadow: 2px 2px 0 var(--panel-shadow);
}

.z-label {
  display: block;
  margin: 0.5rem 0 0.25rem;
}

.z-slider {
  width: 100%;
  accent-color: var(--pink);
}

.z-readout,
.z-hint {
  font-size: 1.25rem;
  margin: 0.5rem 0;
}

.z-hint {
  background: #fff0f8;
  border: 2px dashed var(--lavender);
  padding: 0.5rem 0.65rem;
}

.hands-on-list {
  padding-left: 1.25rem;
}

.hands-on-list li {
  margin-bottom: 0.65rem;
}

.hands-on-list label {
  display: flex;
  gap: 0.5rem;
  align-items: flex-start;
  cursor: pointer;
  font-size: 0.9rem;
  opacity: 0.9;
}

.hands-on-list label span {
  font-size: 1.1rem;
  line-height: 1.45;
  opacity: 1;
}

#hands-on h2 {
  font-size: 0.62rem;
  margin-bottom: 0.85rem;
}

.step-card,
.compare-card,
.glossary-card,
.output-card {
  background: #fff0f8;
  border: 3px solid var(--panel-border);
  box-shadow: 4px 4px 0 var(--panel-shadow);
  padding: 0.85rem 1rem;
  margin-bottom: 0.75rem;
  position: relative;
}

.step-card::before,
.glossary-card::before {
  content: "";
  position: absolute;
  top: -6px;
  left: 12px;
  width: 10px;
  height: 10px;
  background: var(--pink);
  border: 2px solid var(--panel-border);
  border-radius: 50%;
}

.step-card h3 {
  font-family: var(--font-pixel);
  font-size: 0.62rem;
  margin: 0.15rem 0 0.5rem;
  line-height: 1.65;
}

.compare-card h3,
.output-card h3 {
  font-family: var(--font-pixel);
  font-size: 0.42rem;
  margin: 0 0 0.5rem;
  line-height: 1.5;
}

.callout {
  font-size: 1.15rem;
  color: var(--pink-dark);
  margin: 0.35rem 0 0;
}

.formula {
  font-family: ui-monospace, monospace;
  background: var(--lavender);
  padding: 0.4rem 0.55rem;
  border: 2px dashed var(--panel-border);
  display: inline-block;
  margin: 0.25rem 0;
}

.learn-table {
  width: 100%;
  border-collapse: collapse;
  margin: 0.5rem 0 1rem;
  background: #fff;
  border: 3px solid var(--panel-border);
  box-shadow: 4px 4px 0 var(--lavender);
}

.learn-table th {
  background: var(--lavender);
  font-family: var(--font-pixel);
  font-size: 0.35rem;
  padding: 0.5rem;
}

.learn-table td {
  border: 1px solid #d4c4dc;
  padding: 0.45rem 0.55rem;
  font-size: 1.15rem;
}

.code-sample,
.expected-console {
  background: var(--console-bg);
  color: var(--mint);
  padding: 0.85rem;
  overflow-x: auto;
  border: 3px solid var(--panel-border);
  font-size: 1.1rem;
  white-space: pre-wrap;
  box-shadow: inset 0 0 0 2px var(--sage);
}

.cmd {
  background: var(--console-bg);
  color: var(--gold);
  padding: 0.5rem 0.75rem;
  border: 3px solid var(--panel-border);
  font-size: 1.1rem;
  margin: 0.35rem 0;
}

.try-it {
  background: linear-gradient(90deg, #fff0f8, #ffe8f4);
  border: 2px dashed var(--pink);
  padding: 0.75rem;
  font-size: 1.2rem;
  box-shadow: 3px 3px 0 var(--pink-dark);
}

.compare-grid {
  display: grid;
  gap: 0.75rem;
}

.arch-pipeline {
  margin: 1rem 0 1.25rem;
}

.arch-pipeline .pipe-plus {
  font-size: 1.1rem;
  color: var(--pink-dark);
}

.k-compare {
  margin: 1.25rem 0;
}

@media (min-width: 700px) {
  .arch-pipeline {
    flex-wrap: nowrap;
    justify-content: flex-start;
    overflow-x: auto;
    padding-bottom: 0.5rem;
  }

  .arch-pipeline .pipe-node {
    flex-shrink: 0;
    min-width: 88px;
    font-size: 0.34rem;
  }
}

@media (min-width: 600px) {
  .compare-grid {
    grid-template-columns: 1fr 1fr;
  }
}

.compare-card {
  background: linear-gradient(180deg, #fff8fc, #f0e8ff);
}

.note-box {
  background: #e8fff0;
  border: 3px solid var(--grass-dark);
  padding: 0.75rem;
  font-size: 1.2rem;
  box-shadow: 4px 4px 0 var(--sage);
}

.glossary-grid {
  display: grid;
  gap: 0.75rem;
}

@media (min-width: 600px) {
  .glossary-grid {
    grid-template-columns: 1fr 1fr;
  }
}

.glossary-card h3 {
  font-family: var(--font-pixel);
  font-size: 0.62rem;
  color: var(--pink-dark);
  line-height: 1.65;
  margin: 0.15rem 0 0.35rem;
}

.output-card {
  background: var(--panel);
  border-width: 4px;
}

.output-card h4 {
  font-family: var(--font-pixel);
  font-size: 0.38rem;
  margin: 0.75rem 0 0.35rem;
  color: var(--pink-dark);
}

.muted {
  opacity: 0.85;
  font-style: italic;
}

.action-btn {
  font-family: var(--font-pixel);
  font-size: 0.4rem;
  padding: 0.75rem 0.85rem;
  border: 3px solid var(--panel-border);
  background: var(--panel);
  cursor: pointer;
  box-shadow: 4px 4px 0 var(--panel-shadow);
}

.action-btn:hover:not(:disabled) {
  transform: translate(2px, 2px);
  box-shadow: 2px 2px 0 var(--panel-shadow);
}

.action-btn.primary {
  background: var(--pink);
  color: #fff;
}

.action-btn:disabled {
  opacity: 0.6;
  cursor: wait;
}

.spread-canvas {
  width: 100%;
  max-width: 640px;
  height: auto;
  border: 3px solid var(--panel-border);
  box-shadow: 4px 4px 0 var(--panel-shadow);
  display: block;
  margin: 0.75rem 0;
}

.spread-controls {
  display: grid;
  gap: 0.35rem;
  margin: 0.5rem 0;
}

.resource-grid {
  display: grid;
  gap: 0.75rem;
}

@media (min-width: 600px) {
  .resource-grid {
    grid-template-columns: 1fr 1fr;
  }
}

.resource-card {
  background: #fff8fc;
  border: 3px solid var(--panel-border);
  box-shadow: 4px 4px 0 var(--panel-shadow);
  padding: 0.85rem 1rem;
}

.resource-type {
  font-family: var(--font-pixel);
  font-size: 0.32rem;
  text-transform: uppercase;
  color: var(--pink-dark);
}

.resource-card h3 {
  font-family: var(--font-pixel);
  font-size: 0.58rem;
  margin: 0.35rem 0 0.5rem;
  line-height: 1.65;
}

.resource-card p {
  font-size: 1.05rem;
  margin: 0;
  line-height: 1.35;
}

.resource-card a {
  color: var(--panel-border);
}

.lab-status {
  font-size: 1.2rem;
  padding: 0.5rem 0.65rem;
  border: 2px dashed var(--lavender);
  margin-bottom: 1rem;
}

.lab-status.lab-ok {
  background: #e8fff0;
  border-color: var(--grass-dark);
}

.lab-status.lab-off {
  background: #fff0e8;
}

.lab-snippet-list {
  display: grid;
  gap: 0.75rem;
  margin-bottom: 1rem;
}

.lab-params {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem 1rem;
  margin: 0.5rem 0;
  font-size: 1.15rem;
}

.lab-params label {
  display: flex;
  align-items: center;
  gap: 0.35rem;
}

.lab-console-wrap {
  margin-top: 0.75rem;
}

.lab-console-out {
  min-height: 6rem;
  max-height: 16rem;
}

.console-title {
  font-family: var(--font-pixel);
  font-size: 0.38rem;
  margin-bottom: 0.35rem;
  color: var(--pink-dark);
}

.console {
  min-height: 12rem;
  max-height: 28rem;
  overflow: auto;
  background: var(--console-bg);
  color: var(--console-text);
  padding: 0.85rem;
  border: 3px solid var(--panel-border);
  font-size: 1.05rem;
  white-space: pre-wrap;
}

.console.running {
  border-color: var(--gold);
}

.console.error {
  border-color: #e06080;
  color: #ffc8d8;
}

.pairs-floor-shell .pf-legend-a {
  color: #7ec9a8;
}

.pairs-floor-shell .pf-legend-b {
  color: #c9a8ff;
}

.pf-controls {
  flex-wrap: wrap;
}

.tape-row.exit {
  opacity: 0.9;
  border-left-color: var(--gold);
}

.github-banner {
  margin: 1rem 0 0.25rem;
}

.github-link-hero {
  display: inline-block;
  font-family: var(--font-pixel);
  font-size: 0.48rem;
  padding: 0.85rem 1.1rem;
  border: 4px solid var(--panel-border);
  background: linear-gradient(180deg, #e8d8ff, var(--lavender));
  color: var(--panel-border);
  text-decoration: none;
  box-shadow: 0 0 0 3px var(--pink), 6px 6px 0 var(--panel-shadow);
  animation: github-glow 2.4s ease-in-out infinite;
}

.github-link-hero:hover {
  transform: translate(2px, 2px);
  box-shadow: 0 0 0 3px var(--pink), 3px 3px 0 var(--panel-shadow);
}

.github-line {
  text-align: center;
  margin: 1.25rem 0 0.5rem;
}

.github-link-footer {
  font-size: 0.44rem !important;
  padding: 0.9rem 1.15rem !important;
  background: linear-gradient(180deg, var(--pink), #e878a8) !important;
  color: #fff !important;
  border-width: 4px !important;
  box-shadow: 0 0 0 2px var(--gold), 5px 5px 0 var(--panel-shadow) !important;
}

.setup-doc-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  align-items: center;
  margin: 0.75rem 0 1rem;
}

.setup-doc-label {
  font-family: var(--font-pixel);
  font-size: 0.38rem;
  color: var(--pink-dark);
}

.setup-doc-link {
  font-size: 1.05rem;
  padding: 0.35rem 0.55rem;
  border: 2px solid var(--panel-border);
  background: #fff;
  color: var(--panel-border);
  text-decoration: none;
  box-shadow: 2px 2px 0 var(--lavender);
}

.setup-doc-link:hover {
  background: var(--lavender);
}

.setup-progress {
  font-size: 1.15rem;
  color: var(--pink-dark);
  margin: 0 0 0.5rem;
}

.setup-pipeline {
  margin: 1rem 0 1.25rem;
}

.setup-option-card .setup-status {
  font-family: var(--font-pixel);
  font-size: 0.3rem;
  text-transform: uppercase;
  display: inline-block;
  margin-bottom: 0.35rem;
  padding: 0.2rem 0.35rem;
  border: 2px solid var(--panel-border);
}

.setup-status-shipped {
  background: #e8fff0;
  color: var(--grass-dark);
}

.setup-status-diy {
  background: #fff8e8;
  color: #a07020;
}

.setup-status-learn-site {
  background: #f0e8ff;
  color: var(--panel-border);
}

.setup-status-simulated {
  background: #e8f4ff;
}

.setup-phase-panel {
  margin-bottom: 1rem;
}

.setup-step-card.highlight {
  outline: 3px solid var(--lavender);
}

@keyframes github-glow {
  0%,
  100% {
    box-shadow: 0 0 0 3px var(--pink), 6px 6px 0 var(--panel-shadow);
  }
  50% {
    box-shadow: 0 0 0 5px rgba(245, 166, 207, 0.65), 6px 6px 0 var(--panel-shadow);
  }
}