:root {
  --psl-navy: #15365C;
  --psl-brand-red: #f7393f;
  --psl-orange: #F28C28;
  --psl-dark-ink: #172536;
  --psl-light-bg: #F4F7FA;
  --psl-white: #FFFFFF;
  --psl-muted: #52677D;
  --psl-border: #D8E1EA;
  --psl-success: #287D5A;
  --psl-focus: #1769AA;
  
  --psl-radius-sm: 8px;
  --psl-radius-md: 14px;
  --psl-radius-lg: 22px;
  
  --psl-shadow-subtle: 0 4px 12px rgba(21, 54, 92, 0.05);
  --psl-shadow-card: 0 8px 24px rgba(21, 54, 92, 0.08);
}

/* Base styles and accessibility */
.psl-page {
  font-family: inherit;
  color: var(--psl-dark-ink);
  background-color: var(--psl-white);
  overflow-x: hidden;
  width: 100%;
}

.psl-page *,
.psl-page *::before,
.psl-page *::after {
  box-sizing: border-box;
}

/* Visible keyboard focus states */
.psl-page a:focus-visible,
.psl-page button:focus-visible,
.psl-page summary:focus-visible,
.psl-page input:focus-visible,
.psl-page select:focus-visible,
.psl-page textarea:focus-visible {
  outline: 3px solid var(--psl-focus);
  outline-offset: 2px;
}

/* Image placeholders */
.psl-placeholder {
  background: linear-gradient(135deg, var(--psl-border) 0%, var(--psl-light-bg) 100%);
  border-radius: var(--psl-radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--psl-muted);
  font-weight: 500;
  position: relative;
  overflow: hidden;
  width: 100%;
}

.psl-placeholder--4-3 {
  aspect-ratio: 4 / 3;
}

.psl-placeholder--wide {
  aspect-ratio: 16 / 9;
}

.psl-placeholder--square {
  aspect-ratio: 1 / 1;
}

/* Shared button styling */
.psl-btn-primary {
  background-color: var(--psl-brand-red);
  color: var(--psl-white);
  font-weight: 600;
  border: 1px solid var(--psl-orange);
  border-radius: var(--psl-radius-sm);
  padding: 0.75rem 1.5rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  transition: background-color 0.2s ease, transform 0.1s ease;
  cursor: pointer;
  text-align: center;
}

.psl-btn-primary:hover {
  background-color: #c4080e;
  color: var(--psl-white);
}

.psl-btn-secondary {
  background-color: var(--psl-white);
  color: var(--psl-navy);
  font-weight: 600;
  border: 1px solid var(--psl-navy);
  border-radius: var(--psl-radius-sm);
  padding: 0.75rem 1.5rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  transition: background-color 0.2s ease, color 0.2s ease;
  cursor: pointer;
  text-align: center;
}

.psl-btn-secondary:hover {
  background-color: var(--psl-light-bg);
  color: var(--psl-navy);
}

.psl-btn-navy {
  background-color: var(--psl-navy);
  color: var(--psl-white);
  font-weight: 600;
  border: 1px solid var(--psl-navy);
  border-radius: var(--psl-radius-sm);
  padding: 0.75rem 1.5rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  transition: background-color 0.2s ease;
  cursor: pointer;
  text-align: center;
}

.psl-btn-navy:hover {
  background-color: #0d223c;
  color: var(--psl-white);
}

/* FAQ accordion components */
.psl-faq-details {
  border: 1px solid var(--psl-border);
  border-radius: var(--psl-radius-sm);
  margin-bottom: 1rem;
  background: var(--psl-white);
  transition: border-color 0.2s ease;
}

.psl-faq-details[open] {
  border-color: var(--psl-navy);
}

.psl-faq-summary {
  padding: 1rem 1.25rem;
  font-weight: 600;
  color: var(--psl-navy);
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

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

.psl-faq-summary::after {
  content: "+";
  font-size: 1.25rem;
  font-weight: 400;
  color: var(--psl-brand-red);
}

.psl-faq-details[open] .psl-faq-summary::after {
  content: "-";
}

.psl-faq-body {
  padding: 0 1.25rem 1.25rem 1.25rem;
  color: var(--psl-muted);
}

/* Custom background and decorative utilities */
.psl-road-gradient {
  background: linear-gradient(135deg, var(--psl-navy) 0%, var(--psl-dark-ink) 100%);
}

.psl-lane-markings {
  background-image: repeating-linear-gradient(
    90deg,
    rgba(255, 255, 255, 0.15),
    rgba(255, 255, 255, 0.15) 30px,
    transparent 30px,
    transparent 60px
  );
}

/* Reduced motion preference */
@media (prefers-reduced-motion: reduce) {
  *, ::before, ::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}