body { 
  font-family: system-ui, sans-serif; 
  max-width: 900px; 
  margin: 0 auto; 
  padding: 2rem 1rem; 
  line-height: 1.6; 
  color: #222; 
}

h1, h2 { 
  color: #005f73; 
  border-bottom: 2px solid #e0f4ff; 
  padding-bottom: 0.5rem; 
}

h1 { 
  font-size: 2rem; 
  margin-bottom: 0.5rem; 
}

h2 { 
  font-size: 1.4rem; 
}

.meta { 
  color: #555; 
  font-size: 0.95rem; 
  margin: 1rem 0; 
}

.box { 
  border: 1px solid #ccc; 
  padding: 1rem; 
  margin: 1rem 0; 
  background: #fafafa; 
  border-radius: 4px; 
}

ul { 
  padding-left: 1.3rem; 
}

a { 
  color: #005f73; 
}

.twocol { 
  display: flex; 
  gap: 2rem; 
}

.twocol > div { 
  flex: 1; 
}

@media (max-width: 600px) { 
  .twocol { 
    flex-direction: column; 
  } 
}

.hr-blue {
  border: 0;
  border-bottom: 2px solid #e0f4ff;
  margin: 1.5rem 0;
}


/* ===== Footer styles ===== */

.footer-divider {
  border: 0;
  border-top: 1px solid #cce3eb;
  margin: 2rem 0;
}

.course-footer {
  margin-top: 3rem;
  padding-top: 1.25rem;
  border-top: 1px solid #cce3eb; /* lighter, subtler line */
  font-size: 0.85rem;            /* slightly smaller text */
  color: #666;                   /* gentle contrast */
  text-align: left;
  line-height: 1.4;
}

.course-footer a {
  color: #005f73;
  text-decoration: none;
}

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

.course-footer .cc-badge {
  vertical-align: middle;
  height: 20px;
  margin-right: 6px;
  border: none;
  opacity: 0.9;                  /* lightens the icon */
}

.course-footer strong {
  color: #005f73;
}

.course-footer p {
  margin: 0.4rem 0;
}

/* Optional: make footer extra subtle on small screens */
@media (max-width: 600px) {
  .course-footer {
    font-size: 0.8rem;
    line-height: 1.3;
  }
}

table.course-table {
  width: 100%;
  border-collapse: collapse;
  margin: 1.5rem 0;
  font-size: 0.95rem;
  /* border: 1px solid #000; */
}

.course-table th,
.course-table td {
  border: 1px solid #ddd;
  padding: 0.75rem;
  vertical-align: top;
  /* background: white; */
}

.course-table th {
  background: #e0f4ff;
  color: #005f73;
  text-align: left;
  font-weight: 600;
  font-size: 0.9rem;
}

/* .course-table tr:nth-child(even) {
  background: #fafafa;
} */

.course-table tr:hover {
  background: #f0f8ff;
}

.course-table strong {
  color: #005f73;
}

.course-table .week-header td {
  background: #fafafa !important;
  font-weight: 600;
  font-size: 0.9rem;
}

.course-table .week-title {
  font-weight: 600;
  color: #005f73;
}

.course-table tfoot td {
  background: #e0f4ff;
  font-weight: 700;
  color: #005f73;
  border-top: 3px double #005f73;
  padding: 0.75rem;
}

/* Compact lists for course calendar */
.course-table ul {
  margin: 0.25rem 0 0.5rem 1rem !important;
  padding-left: 0 !important;
}

.course-table li {
  margin-bottom: 0.1rem;
}

/* Responsive table on mobile */
@media (max-width: 600px) {
  .course-table {
    font-size: .9rem;
    /* font-size: 0.85rem; */
    /* margin: 1rem 0; */
  }

  .course-table th,
  .course-table td {
    padding: 0.5rem 0.4rem;
  }
}

/* ===== Schedule Page Navigation ===== */
.syllabus-back-link {
  margin: 1.5rem 0 2rem 0;  /* top/bottom spacing only */
  text-align: left;         /* left aligned */
}

.syllabus-back-link a {
  color: #005f73;
  text-decoration: none;
  font-size: 0.95rem;       /* smaller text */
  font-weight: 500;
  padding: 0.3rem 0.6rem;
  border: 1px solid #e0f4ff;
  border-radius: 3px;
  background: #fafafa;
  transition: all 0.2s ease;
  display: inline-block;    /* shrinks to content */
}

.syllabus-back-link a:hover {
  background: #e0f4ff;
  border-color: #005f73;
}

@media (max-width: 600px) {
  .syllabus-back-link {
    margin: 1rem 0 1.5rem 0;
  }
  .syllabus-back-link a {
    font-size: 0.9rem;
    padding: 0.25rem 0.5rem;
  }
}