/* ispan-course.css - Custom styles for iSpan Course page */

/* Prevent content layout shift */
#main-app {
  min-height: 100vh;
  min-height: 100dvh;
}

.segment-control {
  display: flex;
  background: var(--color-bg-secondary);
  padding: 4px;
  border-radius: var(--radius-md);
  margin: 0 var(--space-4) var(--space-4);
  overflow-x: auto;
  white-space: nowrap;
  -webkit-overflow-scrolling: touch;
  -ms-overflow-style: none;  /* IE and Edge */
  scrollbar-width: none;  /* Firefox */
}

.segment-control::-webkit-scrollbar {
  display: none; /* Hide scrollbar for Chrome, Safari and Opera */
}

.segment-btn {
  flex: 1 0 auto;
  padding: 8px 12px;
  border: none;
  background: none;
  font-size: 12px;
  font-weight: 600;
  color: var(--color-text-muted);
  cursor: pointer;
  border-radius: var(--radius-sm);
  transition: all 0.2s;
}

.segment-btn.active {
  background: #fff;
  color: var(--color-accent-orange);
  box-shadow: var(--shadow-sm);
}

/* Responsive Tables for Reader Content */
.reader-content table {
  width: 100% !important;
  border-collapse: collapse;
  table-layout: auto;
}

.reader-content th,
.reader-content td {
  white-space: normal !important;
  word-break: break-word;
  padding: 8px !important;
}

/* Reader Footer Styles */
.reader-footer {
  background: #f6f8fa;
  border-top: 1px solid var(--color-border);
  padding: var(--space-4);
  display: flex;
  gap: var(--space-3);
  margin-top: auto;
}

.reader-nav-link {
  flex: 1;
  display: flex;
  flex-direction: column;
  padding: var(--space-3) var(--space-4);
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  cursor: pointer;
  transition: all 0.2s;
  text-decoration: none;
  color: var(--color-text-secondary);
}

.reader-nav-link:hover {
  border-color: var(--color-accent-orange);
  color: var(--color-accent-orange);
}

.reader-nav-link.next {
  text-align: right;
  align-items: flex-end;
}

.reader-nav-link-label {
  font-size: 10px;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.reader-nav-link-title {
  font-size: 13px;
  font-weight: 600;
  margin-top: 2px;
}

body[data-auth-required] #main-app {
  visibility: hidden;
}

/* Responsive Table overrides for iPhone Mini 13 and other narrow mobile viewports */
@media (max-width: 480px) {
  .reader-content .table-wrapper {
    overflow-x: visible !important;
    border: none !important;
    margin: var(--space-3) 0 !important;
  }
  .reader-content table {
    min-width: 0 !important;
    width: 100% !important;
    table-layout: fixed !important;
  }
  .reader-content th,
  .reader-content td {
    font-size: 11px !important;
    padding: 6px 4px !important;
    word-break: break-all !important;
    white-space: normal !important;
  }
}