.boxes {
  display: flex;
  gap: 40px;
  flex-wrap: wrap;
  margin: 40px auto 40px auto;
  justify-content: center;
  width: 100%;
  max-width: 1200px;
}

@media (max-width: 1250px) {
  .boxes {
    max-width: 600px;
    margin: 30px auto;
  }
}

.box {
  border-radius: 16px;
  width: 200px;
  height: 350px;
  flex-grow: 1;
  cursor: pointer;
  user-select: none;
  display: flex;
  flex-direction: column;
}

.box.selected {
  padding: 5px;
  background-color: var(--color-accent);
}

.box-title {
  background-color: var(--color-primary);
  color: var(--color-text-light);
  padding: 0 15px;
  height: 120px;
  font-weight: 600;
  text-align: center;
  border-top-left-radius: 16px;
  border-top-right-radius: 16px;
  display: flex;
  gap: 10px;
  align-items: center;
  text-align: left;
  font-size: 1.25rem;
}

.box-title .number {
  color: var(--color-primary);
  flex-shrink: 0;
  font-size: 1rem;
}

.box.selected .box-title .number {
  background-color: var(--color-accent);
}

.box-content {
  background-color: #DCE3EB;
  color: black;
  padding: 15px;
  border-bottom-left-radius: 16px;
  border-bottom-right-radius: 16px;
  flex-grow: 1;
}

.panel {
  max-width: 1500px;
  margin-left: auto;
  margin-right: auto;
}

.panel .header .number {
  background-color: var(--color-accent);
  color: var(--color-primary);
  font-size: 24px;
  font-weight: bold;
}

.panel .content {
  padding-top: 20px;
  padding-left: 40px;
  padding-right: 40px;
  background-color: white;
}

/* ===== Scoped styles for injected panel section content ===== */

/* Override global main section rule for nested sections */
.panel .content section {
  display: block;
  margin: 0;
  padding: 40px 0;
  border-top: 1px solid #DCE3EB;
  flex-direction: unset;
  gap: unset;
}

.panel .content section:first-of-type {
  border-top: none;
  padding-top: 0;
}

.panel .content section.bg-light {
  background: #f5f7fa;
  margin-left: -30px;
  margin-right: -30px;
  padding-left: 30px;
  padding-right: 30px;
}

.panel .content section.bg-light:last-child {
  margin-bottom: -30px;
  padding-bottom: 70px;
}

.panel .content .container {
  max-width: 100%;
  padding: 0;
}

/* Typography */

.panel .content h2 {
  font-size: 1.4rem;
  color: var(--color-primary);
  margin: 0 0 12px 0;
  line-height: 1.2;
}

.panel .content h3 {
  font-size: 1.05rem;
  color: var(--color-primary);
  margin: 0 0 8px 0;
  font-weight: 600;
}

.panel .content h4 {
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 6px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-block-start: 4px;
}

.panel .content p {
  margin-bottom: 12px;
  color: #333;
}

.panel .content p:last-child { margin-bottom: 0; }

.panel .content a {
  color: var(--color-link-dark);
  text-decoration: underline;
}

.panel .content a:hover {
  color: var(--color-accent);
}

.panel .content .section-label {
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: #50779B;
  font-weight: 700;
  margin-bottom: 10px;
}

/* Images */

.panel .content img {
  display: block;
  margin-left: auto;
  margin-right: auto;
}

.panel .content .full-image {
  max-width: 80%;
  border-radius: 8px;
  margin-top: 24px;
  margin-bottom: 24px;
  border: 1px solid #DCE3EB;
  box-shadow: 0 4px 24px rgba(26, 39, 68, 0.08);
}

.panel .content .img-caption {
  color: #666;
  text-align: center;
  margin-top: -16px;
  margin-bottom: 24px;
  font-style: italic;
}

/* Two-column split */

.panel .content .split,
.panel .content .color-rule,
.panel .content .feedback-split,
.panel .content .map-split,
.panel .content .workflow-split {
  display: grid;
  gap: 32px;
  align-items: start;
  margin: 24px 0;
}

.panel .content .split          { grid-template-columns: 1fr 1fr; }
.panel .content .color-rule     { grid-template-columns: 1fr 1fr; }
.panel .content .feedback-split { grid-template-columns: 2fr 1fr; }
.panel .content .map-split      { grid-template-columns: 1fr 1fr; }
.panel .content .workflow-split { grid-template-columns: 1fr 1fr; align-items: center; }

.panel .content .split img,
.panel .content .color-rule img,
.panel .content .feedback-split img,
.panel .content .map-split img,
.panel .content .workflow-split img {
  max-width: 80%;
  border-radius: 8px;
  border: 1px solid #DCE3EB;
}

.panel .content .split img {
  box-shadow: 0 4px 24px rgba(26, 39, 68, 0.08);
}

/* Callout boxes */

.panel .content .callout {
  background: #EDF3FA;
  border-left: 4px solid var(--color-primary);
  padding: 16px 20px;
  border-radius: 0 8px 8px 0;
  margin: 20px 0;
}

.panel .content .callout.green {
  background: #EDF5F0;
  border-color: #2E7D52;
}

.panel .content .callout.warn {
  background: #FFF8ED;
  border-color: var(--color-accent);
}

.panel .content .callout-label {
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-primary);
  margin-bottom: 4px;
}

.panel .content .callout.green .callout-label { color: #2E7D52; }
.panel .content .callout.warn .callout-label  { color: #B06000; }

/* Overview grid — section 1 */

.panel .content .overview-grid {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 1px;
  background: #DCE3EB;
  border: 1px solid #DCE3EB;
  border-radius: 8px;
  overflow: hidden;
  margin-top: 32px;
}

.panel .content .overview-card { background: white; padding: 24px 20px; text-align: center; }
.panel .content .overview-card .num { font-size: 2rem; color: var(--color-primary); line-height: 1; margin-bottom: 6px; font-weight: 700; }
.panel .content .overview-card .card-title { font-weight: 700; color: var(--color-primary); text-transform: uppercase; letter-spacing: 0.06em; }

/* AI table — section 1 */

.panel .content .ai-table-wrap {
  overflow-x: auto;
  margin: 24px 0;
  border-radius: 8px;
  border: 1px solid #DCE3EB;
}

.panel .content table { width: 100%; border-collapse: collapse; }

.panel .content thead th {
  background: var(--color-primary);
  color: white;
  padding: 12px 16px;
  text-align: left;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  border: none;
}

.panel .content tbody tr:nth-child(even) { background: #f5f7fa; }

.panel .content tbody td {
  padding: 12px 16px;
  border-bottom: 1px solid #DCE3EB;
  vertical-align: top;
  line-height: 1.5;
}

.panel .content tbody td:first-child { font-weight: 600; color: var(--color-primary); }

.panel .content .badge { display: inline-block; padding: 2px 8px; border-radius: 12px; font-weight: 600; }
.panel .content .badge-high { background: #D1FAE5; color: #065F46; }
.panel .content .badge-mod  { background: #FEF3C7; color: #92400E; }
.panel .content .badge-low  { background: #FEE2E2; color: #991B1B; }

/* Fluency grid — section 1 */

.panel .content .fluency-grid {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 16px;
  margin-top: 32px;
}

.panel .content .fluency-card { border-radius: 8px; padding: 20px; border: 1px solid #DCE3EB; background: white; }
.panel .content .fluency-card.input-type       { background: #EDF3FA; border-color: #B8D0EA; }
.panel .content .fluency-card.oversight-type   { background: #F0F5F0; border-color: #B8D4B8; }
.panel .content .fluency-card.integration-type { background: #FFF8ED; border-color: #E8C99A; }

.panel .content .fluency-card .fc-label { letter-spacing: 0.14em; text-transform: uppercase; color: #666; margin-bottom: 5px; }
.panel .content .fluency-card h4 { color: var(--color-primary); margin-bottom: 6px; text-transform: none; letter-spacing: 0; }
.panel .content .fluency-card p  { color: #444; margin-bottom: 8px; }
.panel .content .fluency-card .strengthen { color: var(--color-link-dark); font-weight: 600; }

/* Message types — section 1 */

.panel .content .message-types {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin: 24px 0;
}

.panel .content .msg-card {
  border-left: 4px solid var(--color-primary);
  padding: 14px 16px;
  background: #f5f7fa;
  border-radius: 0 6px 6px 0;
}

.panel .content .msg-card:nth-child(2) { border-color: var(--color-accent); }
.panel .content .msg-card:nth-child(3) { border-color: #2E7D52; }
.panel .content .msg-card:nth-child(4) { border-color: #7B5EA7; }
.panel .content .msg-card h4 { font-weight: 700; color: var(--color-primary); text-transform: uppercase; letter-spacing: 0.06em; margin-bottom: 4px; }
.panel .content .msg-card p  { color: #555; }

/* Steps flow — section 1 */

.panel .content .steps-flow {
  display: flex;
  align-items: flex-start;
  margin: 32px 0;
}

.panel .content .step-item { flex: 1; text-align: center; position: relative; }

.panel .content .step-item:not(:last-child)::after {
  content: '→';
  position: absolute;
  right: -10px;
  top: 12px;
  font-size: 1.1rem;
  color: var(--color-accent);
  font-weight: 700;
}

.panel .content .step-num {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--color-primary);
  color: white;
  font-size: 1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 8px;
  font-weight: 700;
}

.panel .content .step-label { font-weight: 600; color: var(--color-primary); line-height: 1.3; }

/* Cleaning grid — section 1 */

.panel .content .cleaning-grid {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 12px;
  margin: 24px 0;
}

.panel .content .clean-card { background: #f5f7fa; border: 1px solid #DCE3EB; border-radius: 8px; padding: 16px; }
.panel .content .clean-card h4 { font-weight: 700; color: var(--color-primary); margin-bottom: 5px; text-transform: none; letter-spacing: 0; }
.panel .content .clean-card p  { color: #444; }

/* Chart type grid — section 2 */

.panel .content .chart-type-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 1px;
  background: #DCE3EB;
  border: 1px solid #DCE3EB;
  border-radius: 8px;
  overflow: hidden;
  margin: 32px 0;
}

.panel .content .ct-card { background: white; padding: 18px 10px; text-align: center; }
.panel .content .ct-card .ct-icon { font-size: 1.6rem; margin-bottom: 6px; }
.panel .content .ct-card .ct-name { font-weight: 700; color: var(--color-primary); text-transform: uppercase; letter-spacing: 0.06em; }
.panel .content .ct-card .ct-desc { color: #666; margin-top: 3px; }

/* Chart sections — section 2 */

.panel .content .chart-section { margin-bottom: 40px; }
.panel .content .chart-section:last-child { margin-bottom: 0; }
.panel .content .chart-section img { max-width: 80%; border-radius: 8px; border: 1px solid #DCE3EB; display: block; }

/* Color palettes — section 2 */

.panel .content .palette-grid {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 16px;
  margin: 24px 0;
}

.panel .content .palette-card { border: 1px solid #DCE3EB; border-radius: 8px; overflow: hidden; }
.panel .content .palette-card img { max-width: 100%; display: block; }
.panel .content .palette-card .pal-label { padding: 12px 14px; }
.panel .content .palette-card .pal-label h4 { margin-bottom: 3px; text-transform: none; letter-spacing: 0; }
.panel .content .palette-card .pal-label p  { color: #555; }

/* 60/30/10 color rule — section 2 */

.panel .content .color-bars { display: flex; height: 10px; border-radius: 5px; overflow: hidden; margin-bottom: 20px; }
.panel .content .bar-60 { width: 60%; background: #C8D8E8; }
.panel .content .bar-30 { width: 30%; background: #5a89b5; }
.panel .content .bar-10 { width: 10%; background: #c9913d; }

.panel .content .rule-items { display: flex; flex-direction: column; gap: 14px; }
.panel .content .rule-item  { display: flex; gap: 12px; align-items: center; }

.panel .content .rule-swatch { width: 32px; height: 32px; border-radius: 5px; flex-shrink: 0; margin-top: 2px; }
.panel .content .rule-text h4 { margin-bottom: 2px; }
.panel .content .rule-text p  { color: #555; margin-top: 0; }

/* Accessibility cards — section 2 */

.panel .content .a11y-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin: 20px 0;
}

.panel .content .a11y-card { background: #f5f7fa; border: 1px solid #DCE3EB; border-radius: 8px; padding: 16px 18px; }
.panel .content .a11y-card h4 { margin-bottom: 5px; }
.panel .content .a11y-card p  { color: #444; }

/* Typography ladder — section 2 */

.panel .content .typo-ladder { border: 1px solid #DCE3EB; border-radius: 8px; overflow: hidden; margin: 24px 0; }

.panel .content .typo-row {
  display: grid;
  grid-template-columns: 140px 1fr;
  border-bottom: 1px solid #DCE3EB;
}

.panel .content .typo-row:last-child { border-bottom: none; }

.panel .content .typo-label {
  background: var(--color-primary);
  color: rgba(255,255,255,0.8);
  padding: 12px 16px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  display: flex;
  align-items: center;
}

.panel .content .typo-example { padding: 12px 20px; display: flex; align-items: center; background: white; }
.panel .content .typo-row:nth-child(even) .typo-example { background: #f5f7fa; }

/* Interactive — section 2 */

.panel .content .interactive-split {
  display: grid;
  grid-template-columns: 3fr 2fr;
  gap: 32px;
  align-items: start;
  margin: 24px 0;
}

.panel .content .interactive-split img { max-width: 80%; border-radius: 8px; border: 1px solid #DCE3EB; }
.panel .content .feature-cards { display: flex; flex-direction: column; gap: 10px; }

.panel .content .feat-card { background: white; border: 1px solid #DCE3EB; border-radius: 8px; padding: 14px 16px; }
.panel .content .feat-card h4 { margin-bottom: 5px; }
.panel .content .feat-card p  { color: #444; }

/* Map scale cards — section 2 */

.panel .content .scale-cards {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  margin: 20px 0;
}

.panel .content .scale-card {
  background: #f5f7fa;
  border-left: 3px solid var(--color-primary);
  border-radius: 0 6px 6px 0;
  padding: 14px 16px;
}

.panel .content .scale-card:nth-child(2) { border-color: var(--color-accent); }
.panel .content .scale-card:nth-child(3) { border-color: #2E7D52; }
.panel .content .scale-card:nth-child(4) { border-color: #7B5EA7; }
.panel .content .scale-card h4 { margin-bottom: 3px; }
.panel .content .scale-card p  { color: #444; }

/* Cycle steps — section 3 */

.panel .content .cycle-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: #DCE3EB;
  border: 1px solid #DCE3EB;
  border-radius: 8px;
  overflow: hidden;
  margin: 24px 0;
}

.panel .content .cycle-card { background: white; padding: 24px 16px; text-align: center; }
.panel .content .cycle-card img {
  background: #50779B;
  width: 48px;
  height: 48px;
  margin: 0 auto 10px;
  display: block;
}

.panel .content .cycle-card .step-num {
  color: #50779B;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 4px;
  background: none;
  border-radius: 0;
  width: auto;
  height: auto;
  display: block;
}

.panel .content .cycle-card .step-title { font-weight: 600; color: var(--color-primary); line-height: 1.3; }

/* Evaluation matrix — section 3 */

.panel .content .matrix-wrap {
  border: 1px solid #DCE3EB;
  border-radius: 8px;
  overflow-x: auto;
  margin: 24px 0;
}

.panel .content .matrix-header {
  display: grid;
  grid-template-columns: 140px 160px 1fr 120px 120px 120px;
  background: var(--color-primary);
  color: white;
  min-width: 600px;
}

.panel .content .matrix-header > div {
  padding: 10px 12px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  border-right: 1px solid rgba(255,255,255,0.1);
}

.panel .content .matrix-header > div:last-child { border-right: none; }

.panel .content .matrix-row {
  display: grid;
  grid-template-columns: 140px 160px 1fr 120px 120px 120px;
  border-top: 1px solid #DCE3EB;
  min-width: 600px;
}

.panel .content .matrix-row:nth-child(even) { background: #f5f7fa; }

.panel .content .matrix-row > div { padding: 12px; border-right: 1px solid #DCE3EB; line-height: 1.5; }
.panel .content .matrix-row > div:last-child { border-right: none; }

.panel .content .dim-label      { font-weight: 700; color: var(--color-primary); display: flex; align-items: center; text-transform: uppercase; letter-spacing: 0.05em; }
.panel .content .criteria-label { font-weight: 600; color: #333; display: flex; align-items: flex-start; padding-top: 12px; }

.panel .content .score-3 { background: #D1FAE5; color: #065F46; font-weight: 600; text-align: center; display: flex; align-items: center; justify-content: center; }
.panel .content .score-2 { background: #FEF3C7; color: #92400E; text-align: center; display: flex; align-items: center; justify-content: center; padding: 8px 6px; line-height: 1.4; }
.panel .content .score-1 { background: #FEE2E2; color: #991B1B; text-align: center; display: flex; align-items: center; justify-content: center; padding: 8px 6px; line-height: 1.4; }

/* Fixes grid — section 3 */

.panel .content .fixes-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin: 20px 0;
}

.panel .content .fix-card { background: #f5f7fa; border: 1px solid #DCE3EB; border-radius: 8px; padding: 16px; }
.panel .content .fix-card h4 { margin-bottom: 4px; }
.panel .content .fix-card p  { color: #444; }

/* Barrier grid — section 4 */

.panel .content .barrier-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin: 24px 0;
}

.panel .content .barrier-card { border-radius: 8px; padding: 24px 20px; border: 1px solid #DCE3EB; background: white; }
.panel .content .barrier-card .b-icon { font-size: 1.6rem; margin-bottom: 10px; }
.panel .content .barrier-card h4     { margin-bottom: 6px; color: var(--color-primary); text-transform: none; letter-spacing: 0; }
.panel .content .barrier-card .barrier  { color: #B34A00; margin-bottom: 8px; font-style: italic; }
.panel .content .barrier-card .solution { color: #2E7D52; }

/* Leader steps — section 4 */

.panel .content .leader-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: #DCE3EB;
  border: 1px solid #DCE3EB;
  border-radius: 8px;
  overflow: hidden;
  margin: 24px 0;
}

.panel .content .leader-card { background: white; padding: 22px 16px; text-align: center; }

.panel .content .leader-card .step-num {
  color: #50779B;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-bottom: 6px;
  background: none;
  border-radius: 0;
  width: auto;
  height: auto;
  display: block;
}

.panel .content .leader-card h4 { color: var(--color-primary); margin-bottom: 6px; line-height: 1.3; text-transform: none; letter-spacing: 0; }
.panel .content .leader-card p  { color: #555; }

/* Workflow — section 4 */

.panel .content .workflow-steps { display: flex; flex-direction: column; gap: 14px; }
.panel .content .wf-step { display: flex; gap: 14px; align-items: flex-start; }

.panel .content .wf-num {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--color-primary);
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-weight: 700;
}

.panel .content .wf-text h4 { margin-bottom: 2px; text-transform: none; letter-spacing: 0; }
.panel .content .wf-text p  { color: #444; }

/* Expertise grid — section 4 */

.panel .content .expertise-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
  margin: 20px 0;
}

.panel .content .exp-card { border: 1px solid #DCE3EB; border-radius: 8px; overflow: hidden; background: white; }
.panel .content .exp-card .exp-header { background: var(--color-primary); padding: 12px 16px; }
.panel .content .exp-card .exp-header h4 { color: white; margin-bottom: 2px; text-transform: none; letter-spacing: 0; }
.panel .content .exp-card .exp-header .exp-sub { color: rgba(255,255,255,0.65); font-style: italic; font-weight: 400; text-transform: none; letter-spacing: 0; }
.panel .content .exp-card .exp-body { padding: 14px 16px; }
.panel .content .exp-card .exp-tools { color: #555; margin-bottom: 8px; }
.panel .content .exp-card .exp-tools strong { color: var(--color-primary); }
.panel .content .exp-card .exp-links { display: flex; flex-direction: column; gap: 4px; }