:root {
  color-scheme: light;
  --bg: #f6f2ec;
  --paper: #ffffff;
  --ink: #1c232b;
  --muted: #5b6473;
  --accent: #0f766e;
  --accent-soft: rgba(15, 118, 110, 0.1);
  --line: rgba(28, 35, 43, 0.12);
  --shadow: 0 18px 45px rgba(15, 23, 42, 0.08);
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: "Work Sans", "Helvetica Neue", Arial, sans-serif;
  background:
    radial-gradient(circle at 10% 15%, rgba(15, 118, 110, 0.12), transparent 40%),
    radial-gradient(circle at 90% 5%, rgba(217, 119, 6, 0.12), transparent 35%),
    var(--bg);
  color: var(--ink);
}

.page {
  max-width: 1100px;
  margin: 0 auto;
  padding: 56px 24px 96px;
}

.pageHeader {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 24px;
  margin-bottom: 40px;
}

.pageHeader h1 {
  font-family: "Source Serif 4", "Times New Roman", serif;
  font-size: clamp(2.2rem, 4vw, 3.1rem);
  margin-bottom: 10px;
}

.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.28em;
  font-size: 0.72rem;
  color: var(--muted);
  margin-bottom: 8px;
}

.lead {
  color: var(--muted);
  max-width: 520px;
  line-height: 1.6;
}

.ghostLink {
  color: var(--ink);
  text-decoration: none;
  border: 1px solid var(--line);
  padding: 10px 16px;
  border-radius: 999px;
  font-size: 0.9rem;
  transition: all 0.2s ease;
  white-space: nowrap;
}

.ghostLink:hover {
  border-color: var(--accent);
  color: var(--accent);
}

.summary {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(0, 0.8fr);
  gap: 24px;
  background: var(--paper);
  border-radius: 22px;
  padding: 28px;
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
  margin-bottom: 32px;
}

.summary h2 {
  font-family: "Source Serif 4", "Times New Roman", serif;
  font-size: 1.6rem;
  margin-bottom: 12px;
}

.summary p {
  color: var(--muted);
  line-height: 1.6;
}

.summaryCard {
  background: var(--accent-soft);
  border-radius: 18px;
  padding: 20px;
  border: 1px solid rgba(15, 118, 110, 0.2);
}

.summaryCard .label {
  text-transform: uppercase;
  letter-spacing: 0.2em;
  font-size: 0.7rem;
  color: var(--muted);
  margin-bottom: 10px;
}

.summaryCard h3 {
  font-size: 2rem;
  margin-bottom: 6px;
}

.courseGrid {
  display: grid;
  gap: 24px;
}

.courseCard {
  background: var(--paper);
  border-radius: 22px;
  padding: 26px;
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
}

.chartWrap {
  height: 180px;
  margin: 10px 0 18px;
}

.chartWrap canvas
.ratingsDetails {
  margin-top: 8px;
  border-top: 1px dashed rgba(28, 35, 43, 0.12);
  padding-top: 10px;
}

.ratingsDetails summary {
  cursor: pointer;
  list-style: none;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--muted);
  margin-bottom: 10px;
}

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

.ratingsDetails summary::before {
  content: "＋";
  display: inline-block;
  margin-right: 8px;
  color: var(--accent);
  font-weight: 600;
}

.ratingsDetails[open] summary::before {
  content: "−";
}

.ratingsDetails table {
  margin-top: 6px;
}
 {
  width: 100%;
  height: 100%;
}

.chartLabel {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: var(--muted);
  margin-bottom: 8px;
}

.courseHeader {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  margin-bottom: 16px;
}

.courseHeader h2 {
  font-family: "Source Serif 4", "Times New Roman", serif;
  font-size: 1.6rem;
  margin-bottom: 6px;
}

.courseHeader p {
  color: var(--muted);
}

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

.courseHeader a:hover {
  text-decoration: underline;
}

.tag {
  padding: 6px 12px;
  border-radius: 999px;
  background: rgba(15, 118, 110, 0.12);
  color: var(--accent);
  font-size: 0.8rem;
  font-weight: 600;
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.95rem;
}

th,
td {
  text-align: left;
  padding: 10px 8px;
  border-bottom: 1px solid var(--line);
}

th {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--muted);
}

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

@media (max-width: 900px) {
  .pageHeader {
    flex-direction: column;
    align-items: flex-start;
  }

  .summary {
    grid-template-columns: 1fr;
  }

  .courseHeader {
    flex-direction: column;
    align-items: flex-start;
  }
}

@media (max-width: 600px) {
  .page {
    padding: 40px 18px 72px;
  }

  .summary,
  .courseCard {
    padding: 20px;
  }

  table {
    font-size: 0.9rem;
  }
}