/* =============================================================================
   lib/styles/sections/services_preview_section.css
   ============================================================================= */

.services-preview {
  padding: var(--spacing-xxl, 80px) 0;
  /* UPDATED: Changed from white to a muted background to create a visual break */
  background: var(--color-surface-muted); 
  border-top: var(--border-width-thin) solid var(--color-border-default);
  border-bottom: var(--border-width-thin) solid var(--color-border-default);
}

.services-preview__container {
  display: grid;
  gap: var(--spacing-xl, 48px);
}

@media (min-width: 1024px) {
  .services-preview__container {
    grid-template-columns: 1fr 1.5fr; /* Standard side-by-side layout for desktop */
  }

  .services-preview__groups {
    align-self: start; /* Prevents the right column items from stretching out awkwardly */
  }
}

/* The grid item that stretches to the height of the right column */
.services-preview__left-column {
  height: 100%;
}

/* The actual sticky element inside the stretched grid item */
.services-preview__sticky-content {
  position: sticky;
  top: 120px;
}

.services-preview__intro {
  display: grid;
  gap: var(--spacing-sm, 12px);
  max-width: 720px;
}

.services-preview__eyebrow {
  font-family: var(--font-body, 'Inter', sans-serif);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-slate-blue, #2A4B7C);
  margin: 0;
}

.services-preview__title {
  font-family: var(--font-heading, 'Inter', sans-serif);
  font-size: 28px;
  font-weight: 700;
  color: var(--color-trust-navy, #0F294A);
  margin: 0;
}

.services-preview__subtitle {
  font-family: var(--font-body, 'Inter', sans-serif);
  font-size: 16px;
  line-height: 1.6;
  color: var(--color-text-secondary, #4A4D55);
  margin: 0;
  max-width: 60ch;
}

.services-preview__all-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  justify-self: start;
  font-family: var(--font-body, 'Inter', sans-serif);
  font-weight: 600;
  color: var(--color-action-blue, #0056D2);
  text-decoration: none;
  margin-top: var(--spacing-sm, 12px);
}

.services-preview__all-link-arrow {
  transition: transform var(--motion-duration-fast, 200ms) var(--motion-ease-out, ease-out);
}

.services-preview__all-link:hover .services-preview__all-link-arrow {
  transform: translateX(4px);
}

.services-preview__groups {
  display: grid;
  gap: var(--spacing-md, 24px);
}

.services-preview__group {
  display: grid;
  gap: var(--spacing-sm, 12px);
  padding: var(--spacing-lg, 24px);
  /* UPDATED: Changed to surface-base (white) so the cards pop against the new muted background */
  background: var(--color-surface-base); 
  border-radius: var(--radius-lg);
  border: var(--border-width-thin) solid var(--color-border-default);
  box-shadow: var(--shadow-sm);
}

.services-preview__group-head {
  display: grid;
  gap: 4px;
}

.services-preview__group-kicker {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-text-secondary, #4A4D55);
}

.services-preview__group-title {
  font-family: var(--font-heading, 'Inter', sans-serif);
  font-size: 22px;
  font-weight: 700;
  color: var(--color-trust-navy, #0F294A);
  margin: 0;
}

.services-preview__group-summary {
  margin: 0;
  max-width: 60ch;
  font-family: var(--font-body, 'Inter', sans-serif);
  font-size: 16px;
  line-height: 1.6;
  color: var(--color-text-secondary, #4A4D55);
}

/* Service Links Styling */
.services-preview__links {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm, 12px);
  margin-top: var(--spacing-xs, 8px);
}

.services-preview__link {
  display: inline-flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--spacing-sm, 12px) var(--spacing-md, 16px);
  background-color: var(--color-info-bg);
  border-radius: var(--radius-md, 8px);
  text-decoration: none;
  font-family: var(--font-heading, 'Inter', sans-serif);
  font-size: 15px;
  font-weight: 600;
  color: var(--color-trust-navy, #0F294A);
  transition: background-color var(--motion-duration-fast, 200ms) var(--motion-ease-out, ease-out),
              color var(--motion-duration-fast, 200ms) var(--motion-ease-out, ease-out);
}

.services-preview__link-arrow {
  color: var(--color-action-blue, #0056D2);
  transition: transform var(--motion-duration-fast, 200ms) var(--motion-ease-out, ease-out);
}

.services-preview__link:hover {
  background-color: var(--color-slate-blue-light, #E8EDF5);
  color: var(--color-action-blue, #0056D2);
}

.services-preview__link:hover .services-preview__link-arrow {
  transform: translateX(4px);
}

/* =========================================================================
   Choreographed Load Sequence (ScrollReveal Integration)
   ========================================================================= */

@media (prefers-reduced-motion: no-preference) {
  /* Set initial hidden states */
  .services-preview__intro > *,
  .services-preview__group {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity var(--motion-duration-medium, 400ms) var(--motion-ease-out, ease-out),
                transform var(--motion-duration-medium, 400ms) var(--motion-ease-out, ease-out);
  }

  /* Reveal sequence for the intro block elements */
  .is-visible .services-preview__eyebrow { opacity: 1; transform: translateY(0); transition-delay: 0.1s; }
  .is-visible .services-preview__title { opacity: 1; transform: translateY(0); transition-delay: 0.2s; }
  .is-visible .services-preview__subtitle { opacity: 1; transform: translateY(0); transition-delay: 0.3s; }
  .is-visible .services-preview__all-link { opacity: 1; transform: translateY(0); transition-delay: 0.4s; }

  /* Reveal sequence for individual groups triggered by scroll */
  .is-visible.services-preview__group,
  .is-visible .services-preview__group {
    opacity: 1;
    transform: translateY(0);
  }
}