/**
 * Small Academy — Shared Catalog Link Component
 * Discreet header component linking from courses back to the main academy catalog
 */

:root {
  --sa-font: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --sa-link-bg: #ffffff;
  --sa-link-bg-hover: #f8fafc;
  --sa-link-text: #334155;
  --sa-link-text-hover: #164fbd;
  --sa-link-border: #e2e8f0;
  --sa-link-border-hover: #cbd5e1;
  --sa-link-badge-bg: #f1f5f9;
  --sa-link-badge-text: #475569;
  --sa-primary: #164fbd;
  --sa-radius-sm: 6px;
}

/* Dark mode theme variables (e.g. CCAF dark theme) */
[data-theme="dark"],
:root[data-theme="dark"] {
  --sa-link-bg: #16232a;
  --sa-link-bg-hover: #1f3039;
  --sa-link-text: #cbd5e1;
  --sa-link-text-hover: #4cbfc6;
  --sa-link-border: #2a3b43;
  --sa-link-border-hover: #3b505a;
  --sa-link-badge-bg: #101a1f;
  --sa-link-badge-text: #94a3b8;
  --sa-primary: #4cbfc6;
}

/* Container */
.sa-switcher-container {
  display: inline-flex;
  align-items: center;
  font-family: var(--sa-font);
  box-sizing: border-box;
}

.sa-switcher-container * {
  box-sizing: border-box;
}

/* Discreet, Low-Profile Pill Button (~28px height) */
.sa-home-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  height: 28px;
  padding: 0 8px 0 6px;
  background: var(--sa-link-bg);
  color: var(--sa-link-text);
  border: 1px solid var(--sa-link-border);
  border-radius: var(--sa-radius-sm);
  font-family: var(--sa-font);
  text-decoration: none;
  white-space: nowrap;
  line-height: 1;
  transition: all 0.15s cubic-bezier(0.16, 1, 0.3, 1);
  user-select: none;
  flex-shrink: 0;
  -webkit-tap-highlight-color: transparent;
}

.sa-home-btn:hover {
  background: var(--sa-link-bg-hover);
  border-color: var(--sa-link-border-hover);
  color: var(--sa-link-text-hover);
  text-decoration: none;
  transform: translateY(-0.5px);
}

.sa-home-btn:focus-visible {
  outline: 2px solid var(--sa-primary);
  outline-offset: 1px;
}

/* Icon & Elements */
.sa-home-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 14px;
  height: 14px;
  color: var(--sa-primary);
  flex-shrink: 0;
}

.sa-home-icon svg {
  width: 13px;
  height: 13px;
  fill: currentColor;
}

.sa-home-arrow {
  font-size: 10px;
  opacity: 0.6;
  margin-right: -2px;
  transition: transform 0.15s ease;
}

.sa-home-btn:hover .sa-home-arrow {
  transform: translateX(-1.5px);
  opacity: 1;
}

/* Compact Two-Row Brand (Small / Academy) */
.sa-home-brand {
  display: inline-flex;
  flex-direction: column;
  justify-content: center;
  align-items: flex-start;
  line-height: 1.05;
  text-align: left;
}

.sa-brand-line1 {
  font-size: 8px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--sa-link-text);
  opacity: 0.75;
}

.sa-brand-line2 {
  font-size: 9.5px;
  font-weight: 800;
  letter-spacing: -0.01em;
  color: var(--sa-link-text);
}

.sa-home-btn:hover .sa-brand-line1,
.sa-home-btn:hover .sa-brand-line2 {
  color: var(--sa-link-text-hover);
  opacity: 1;
}

/* CCAF Sidebar specific adjustment */
#nav #sa-course-switcher,
#nav .sa-switcher-container {
  width: 100%;
}
#nav .sa-home-btn {
  width: 100%;
  justify-content: flex-start;
  gap: 8px;
  height: 32px;
  padding: 0 10px;
}

/* Mobile responsiveness */
@media screen and (max-width: 480px) {
  .sa-home-btn {
    padding: 0 6px 0 5px;
    gap: 4px;
  }
}

@media print {
  .sa-switcher-container {
    display: none !important;
  }
}