/**
 * RunMyCampus marketing product page — product-led storytelling.
 * §8.0.6 fluid layout; Flexbox/Grid; typography via clamp(); no fixed px for layout.
 * Dark-mode-first; scroll-driven reveal; outcome-focused, developer-centric UX.
 * CONTROL_PLANE_AND_MARKETING_UX_OVERHAUL; RUNMYCAMPUS_SCROLL_STORYTELLING_MARKETING_DIRECTIVE.
 * GAP.2: Dark-first tokens (--mkt-product-bg, --mkt-product-surface); scroll-driven .mkt-reveal / .mkt-reveal-stagger + .in-view.
 */
.mkt-product-story {
  --mkt-product-bg: #0B0E14;
  --mkt-product-surface: #1E293B;
  --mkt-product-text: #F8FAFC;
  --mkt-product-muted: #94a3b8;
  --mkt-product-border: rgba(148, 163, 184, 0.2);
  --mkt-product-spacing: clamp(1rem, 2.5vw, 2rem);
  --mkt-product-spacing-lg: clamp(2rem, 5vw, 4rem);
  --mkt-product-radius: clamp(0.5rem, 1.5vw, 1rem);
  --mkt-product-heading: clamp(1.5rem, 3vw, 2.25rem);
  --mkt-product-lead: clamp(0.9375rem, 1.5vw, 1.125rem);
  background: var(--mkt-product-bg);
  color: var(--mkt-product-text);
  font-family: var(--portal-font, Inter, system-ui, sans-serif);
  position: relative;
}

/* Two-column layout on desktop: content + pinned frame (GAP.1) */
.mkt-product-story-inner {
  position: relative;
  max-width: min(1400px, 100%);
  margin: 0 auto;
  padding: 0 var(--mkt-product-spacing);
}
@media (min-width: 992px) {
  .mkt-product-story-inner {
    display: grid;
    grid-template-columns: 1fr minmax(min(320px, 100%), 360px);
    gap: var(--mkt-product-spacing-lg);
    align-items: start;
  }
}
.mkt-product-story-content {
  min-width: 0;
}

/* Pinned product frame: one sticky visual that updates per chapter (GAP.1) */
.mkt-product-pinned-frame {
  display: none;
}
@media (min-width: 992px) {
  .mkt-product-pinned-frame {
    display: block;
    position: sticky;
    top: clamp(4rem, 10vw, 6rem);
    border-radius: var(--mkt-product-radius);
    overflow: hidden;
    background: var(--mkt-product-surface);
    box-shadow: 0 18px 48px rgba(0, 0, 0, 0.3);
  }
  .mkt-product-pinned-panel {
    display: none;
    opacity: 0;
  }
  .mkt-product-pinned-panel.active {
    display: block;
    opacity: 1;
  }
  .mkt-product-pinned-panel[aria-hidden="false"].active {
    transition: opacity 0.25s ease-out;
  }
  .mkt-product-pinned-frame img {
    width: 100%;
    height: auto;
    display: block;
    vertical-align: top;
  }
}
@media (prefers-reduced-motion: reduce) {
  .mkt-product-pinned-panel.active {
    transition: none;
  }
}

/* Scroll progress — reuse same class names; scope to product root */
.mkt-product-story .mkt-scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: rgba(15, 23, 42, 0.2);
  z-index: 1030;
  pointer-events: none;
}
.mkt-product-story .mkt-scroll-progress-fill {
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, var(--color-primary-500, #2563eb), var(--color-primary-400, #3b82f6));
  transition: width 0.12s ease-out;
}

/* Skip link */
.mkt-product-story .mkt-skip-link {
  position: absolute;
  top: -3rem;
  left: var(--mkt-product-spacing);
  z-index: 1060;
  padding: 0.5rem 1rem;
  background: var(--mkt-product-surface);
  color: var(--mkt-product-text);
  font-weight: 600;
  border-radius: var(--mkt-product-radius);
  text-decoration: none;
  transition: top 0.2s ease;
}
.mkt-product-story .mkt-skip-link:focus {
  top: var(--mkt-product-spacing);
  outline: 2px solid var(--color-primary-500, #2563eb);
  outline-offset: 2px;
}

/* ----- Hero ----- */
.mkt-product-hero {
  padding: var(--mkt-product-spacing-lg) var(--mkt-product-spacing);
  background: linear-gradient(155deg, #0B0E14 0%, #1E293B 50%, #334155 100%);
  color: var(--mkt-product-text);
  position: relative;
  overflow: hidden;
}
.mkt-product-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 70% 40% at 80% 20%, rgba(59, 130, 246, 0.12), transparent 50%);
  pointer-events: none;
}
.mkt-product-hero-inner {
  position: relative;
  max-width: min(1200px, 100%);
  margin: 0 auto;
  display: grid;
  gap: var(--mkt-product-spacing-lg);
  align-items: center;
}
@media (min-width: 992px) {
  .mkt-product-hero-inner {
    grid-template-columns: 1fr 1fr;
  }
}
.mkt-product-eyebrow {
  font-size: clamp(0.7rem, 1.2vw, 0.75rem);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--mkt-product-muted);
  margin-bottom: 0.5rem;
}
.mkt-product-headline {
  font-size: var(--studio-font-display, var(--mkt-product-heading));
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin-bottom: 0.75rem;
  color: var(--mkt-product-text);
}
.mkt-product-subheadline {
  font-size: var(--mkt-product-lead);
  line-height: 1.6;
  color: var(--mkt-product-muted);
  margin-bottom: var(--mkt-product-spacing);
  max-width: 42ch;
}
.mkt-product-hero-ctas {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}
.mkt-product-hero-ctas .btn-primary {
  background: var(--color-primary-500, #2563eb);
  border-color: var(--color-primary-500, #2563eb);
}
.mkt-product-hero-ctas .btn-primary:hover {
  background: var(--color-primary-700, #1d4ed8);
  border-color: var(--color-primary-700, #1d4ed8);
}
.mkt-product-hero-visual {
  border-radius: var(--mkt-product-radius);
  overflow: hidden;
  background: var(--mkt-product-surface);
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.35);
}
.mkt-product-hero-img {
  width: 100%;
  height: auto;
  max-width: 100%;
  display: block;
  vertical-align: middle;
}

/* ----- Section shell ----- */
.mkt-product-section {
  padding: var(--mkt-product-spacing-lg) var(--mkt-product-spacing);
  scroll-margin-top: 2rem;
}
.mkt-product-section-inner {
  max-width: min(1200px, 100%);
  margin: 0 auto;
}
.mkt-product-section-heading {
  font-size: var(--mkt-product-heading);
  font-weight: 700;
  margin-bottom: 0.5rem;
  color: var(--mkt-product-text);
}
.mkt-product-section-lead {
  font-size: var(--mkt-product-lead);
  color: var(--mkt-product-muted);
  margin-bottom: var(--mkt-product-spacing);
  max-width: 60ch;
}

/* ----- Micro-demos grid ----- */
.mkt-product-demos {
  background: var(--mkt-product-surface);
}
.mkt-product-demos-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--mkt-product-spacing);
  margin-top: var(--mkt-product-spacing);
}
@media (min-width: 768px) {
  .mkt-product-demos-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}
@media (min-width: 992px) {
  .mkt-product-demos-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}
.mkt-product-demo-card {
  border-radius: var(--mkt-product-radius);
  overflow: hidden;
  background: var(--mkt-product-bg);
  border: 1px solid var(--mkt-product-border);
  padding: 0;
}
.mkt-product-demo-frame {
  aspect-ratio: 16 / 10;
  background: var(--mkt-product-bg);
  display: flex;
  align-items: center;
  justify-content: center;
}
.mkt-product-demo-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.mkt-product-demo-title {
  font-size: clamp(0.9rem, 1.5vw, 1rem);
  font-weight: 600;
  padding: 0.75rem var(--mkt-product-spacing) 0;
  margin: 0;
  color: var(--mkt-product-text);
}
.mkt-product-demo-caption {
  font-size: clamp(0.8rem, 1.2vw, 0.875rem);
  color: var(--mkt-product-muted);
  padding: 0.25rem var(--mkt-product-spacing) var(--mkt-product-spacing);
  margin: 0;
}

/* ----- Pinned chapter (desktop) ----- */
.mkt-product-story .mkt-chapter-pinned .mkt-product-section-inner {
  display: grid;
  gap: var(--mkt-product-spacing-lg);
  align-items: start;
}
@media (min-width: 992px) {
  .mkt-product-story .mkt-chapter-pinned .mkt-product-section-inner {
    grid-template-columns: 1fr minmax(min(360px, 100%), 42%);
  }
  .mkt-product-story .mkt-chapter-pinned .mkt-chapter-visual {
    position: sticky;
    top: clamp(4rem, 10vw, 6rem);
    border-radius: var(--mkt-product-radius);
    overflow: hidden;
    background: var(--mkt-product-surface);
    box-shadow: 0 18px 48px rgba(0, 0, 0, 0.3);
  }
  .mkt-product-story .mkt-chapter-pinned .mkt-chapter-visual img {
    width: 100%;
    height: auto;
    display: block;
  }
}
.mkt-product-outcome-list {
  margin: 0 0 var(--mkt-product-spacing);
  padding-left: 1.25rem;
  color: var(--mkt-product-muted);
  font-size: var(--mkt-product-lead);
}
.mkt-product-outcome-list li {
  margin-bottom: 0.5rem;
}

/* ----- Two-col outcome blocks ----- */
.mkt-product-two-col {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--mkt-product-spacing);
}
@media (min-width: 768px) {
  .mkt-product-two-col {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}
.mkt-product-outcome-block {
  padding: var(--mkt-product-spacing);
  border-radius: var(--mkt-product-radius);
  background: var(--mkt-product-surface);
  border: 1px solid var(--mkt-product-border);
}
.mkt-product-outcome-block h3 {
  color: var(--mkt-product-text);
  margin-bottom: 0.5rem;
}

/* ----- Outcomes strip (metrics) ----- */
.mkt-product-outcomes-strip {
  background: var(--mkt-product-surface);
}
.mkt-product-metrics {
  display: grid;
  grid-template-columns: repeat(1, minmax(0, 1fr));
  gap: var(--mkt-product-spacing);
  margin-top: var(--mkt-product-spacing);
}
@media (min-width: 576px) {
  .mkt-product-metrics {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}
@media (min-width: 992px) {
  .mkt-product-metrics {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}
.mkt-product-metric {
  text-align: center;
  padding: var(--mkt-product-spacing);
  border-radius: var(--mkt-product-radius);
  background: var(--mkt-product-bg);
  border: 1px solid var(--mkt-product-border);
}
.mkt-product-metric-value {
  display: block;
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 700;
  color: var(--color-primary-400, #60a5fa);
  margin-bottom: 0.25rem;
}
.mkt-product-metric-label {
  font-size: clamp(0.8rem, 1.2vw, 0.9rem);
  color: var(--mkt-product-text);
  font-weight: 600;
}
.mkt-product-metric-detail {
  display: block;
  font-size: clamp(0.75rem, 1vw, 0.8rem);
  color: var(--mkt-product-muted);
  margin-top: 0.25rem;
}

/* ----- Segments ----- */
.mkt-product-segments {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--mkt-product-spacing);
  margin-top: var(--mkt-product-spacing);
}
@media (min-width: 768px) {
  .mkt-product-segments {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}
@media (min-width: 992px) {
  .mkt-product-segments {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}
.mkt-product-segment {
  padding: var(--mkt-product-spacing);
  border-radius: var(--mkt-product-radius);
  background: var(--mkt-product-surface);
  border: 1px solid var(--mkt-product-border);
}
.mkt-product-segment h3 {
  color: var(--mkt-product-text);
  margin-bottom: 0.5rem;
}

/* ----- Final CTA ----- */
.mkt-product-final-cta {
  text-align: center;
  padding: var(--mkt-product-spacing-lg) var(--mkt-product-spacing);
  background: linear-gradient(180deg, var(--mkt-product-surface) 0%, var(--mkt-product-bg) 100%);
  border-radius: var(--mkt-product-radius) var(--mkt-product-radius) 0 0;
}
.mkt-product-final-cta .mkt-product-section-heading {
  margin-bottom: 0.5rem;
}
.mkt-product-final-cta .mkt-product-section-lead {
  margin-bottom: var(--mkt-product-spacing);
}
.mkt-product-final-cta .mkt-product-hero-ctas {
  justify-content: center;
}
.mkt-product-story .mkt-cta-focus:focus-visible {
  outline: 2px solid var(--color-primary-500, #2563eb);
  outline-offset: 2px;
}

/* Reveal on scroll (reuse marketing-home-scroll classes) */
.mkt-product-story .mkt-reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s cubic-bezier(0.22, 1, 0.36, 1), transform 0.6s cubic-bezier(0.22, 1, 0.36, 1);
}
.mkt-product-story .mkt-reveal.in-view {
  opacity: 1;
  transform: translateY(0);
}
.mkt-product-story .mkt-reveal-stagger > * {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s cubic-bezier(0.22, 1, 0.36, 1), transform 0.6s cubic-bezier(0.22, 1, 0.36, 1);
}
.mkt-product-story .mkt-reveal-stagger.in-view > *:nth-child(1) { transition-delay: 0s; }
.mkt-product-story .mkt-reveal-stagger.in-view > *:nth-child(2) { transition-delay: 0.08s; }
.mkt-product-story .mkt-reveal-stagger.in-view > *:nth-child(3) { transition-delay: 0.16s; }
.mkt-product-story .mkt-reveal-stagger.in-view > *:nth-child(4) { transition-delay: 0.24s; }
.mkt-product-story .mkt-reveal-stagger.in-view > *:nth-child(5) { transition-delay: 0.32s; }
.mkt-product-story .mkt-reveal-stagger.in-view > *:nth-child(6) { transition-delay: 0.4s; }
.mkt-product-story .mkt-reveal-stagger.in-view > * {
  opacity: 1;
  transform: translateY(0);
}
@media (prefers-reduced-motion: reduce) {
  .mkt-product-story .mkt-reveal,
  .mkt-product-story .mkt-reveal-stagger > * {
    opacity: 1;
    transform: none;
    transition: none;
  }
}