/* ===== White Paper Page Styles ===== */

.wp-hero {
  padding-top: calc(var(--stoked-spacing-20) + var(--navbar-height));
  padding-bottom: var(--stoked-spacing-16);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.wp-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 50% 0%, rgba(19, 127, 236, 0.06) 0%, transparent 50%);
  pointer-events: none;
}

.wp-hero-content {
  position: relative;
  z-index: 1;
  max-width: 700px;
  margin-inline: auto;
}

.wp-hero h1 {
  font-family: var(--stoked-font-display);
  font-weight: var(--stoked-font-extrabold);
  font-size: clamp(2rem, 5vw, 3rem);
  line-height: var(--stoked-leading-tight);
  letter-spacing: -0.03em;
  color: var(--stoked-color-text);
  margin-bottom: var(--stoked-spacing-4);
}

.wp-hero p {
  font-size: var(--stoked-text-lg);
  color: var(--stoked-color-text-secondary);
  line-height: var(--stoked-leading-relaxed);
}

/* ===== Content sections ===== */

.wp-section {
  padding-block: var(--stoked-spacing-16);
}

.wp-section:nth-child(even) {
  background: var(--stoked-color-background-alt);
}

.wp-section-header {
  margin-bottom: var(--stoked-spacing-10);
}

.wp-section-header .section-label {
  display: inline-block;
  font-size: var(--stoked-text-sm);
  font-weight: var(--stoked-font-semibold);
  color: var(--stoked-color-primary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: var(--stoked-spacing-3);
}

.wp-section-header h2 {
  font-family: var(--stoked-font-display);
  font-weight: var(--stoked-font-bold);
  font-size: clamp(1.5rem, 3.5vw, 2rem);
  line-height: var(--stoked-leading-tight);
  color: var(--stoked-color-text);
  margin-bottom: var(--stoked-spacing-4);
}

.wp-section-header p {
  font-size: var(--stoked-text-md);
  color: var(--stoked-color-text-secondary);
  line-height: var(--stoked-leading-relaxed);
  max-width: 700px;
}

.wp-cta .wp-section-header p {
  margin-inline: auto;
}

/* ===== Prose content ===== */

.wp-prose {
  max-width: 800px;
  font-size: var(--stoked-text-base);
  color: var(--stoked-color-text-secondary);
  line-height: var(--stoked-leading-relaxed);
}

.wp-prose p {
  margin-bottom: var(--stoked-spacing-4);
}

.wp-prose strong {
  color: var(--stoked-color-text);
  font-weight: var(--stoked-font-semibold);
}

/* ===== Metrics grid ===== */

.wp-metrics {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--stoked-spacing-4);
  margin-top: var(--stoked-spacing-8);
}

.wp-metric {
  background: var(--stoked-color-surface);
  border: 1px solid var(--stoked-color-border);
  border-radius: var(--stoked-radius-xl);
  padding: var(--stoked-spacing-6);
  text-align: center;
}

.wp-metric-value {
  font-family: var(--stoked-font-display);
  font-weight: var(--stoked-font-extrabold);
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  color: var(--stoked-color-primary);
  line-height: 1;
  margin-bottom: var(--stoked-spacing-2);
}

.wp-metric-label {
  font-size: var(--stoked-text-sm);
  color: var(--stoked-color-text-secondary);
  font-weight: var(--stoked-font-medium);
}

/* ===== Roadmap ===== */

.wp-roadmap {
  display: flex;
  flex-direction: column;
  gap: var(--stoked-spacing-6);
  margin-top: var(--stoked-spacing-8);
}

.wp-phase {
  background: var(--stoked-color-surface);
  border: 1px solid var(--stoked-color-border);
  border-radius: var(--stoked-radius-xl);
  padding: var(--stoked-spacing-6) var(--stoked-spacing-8);
  position: relative;
  transition: var(--stoked-transition-colors);
}

.wp-phase:hover {
  border-color: var(--stoked-color-border-strong);
}

.wp-phase[data-status='completed'] {
  border-color: var(--stoked-success-500);
  border-left: 4px solid var(--stoked-success-500);
}

.wp-phase[data-status='in-progress'] {
  border-color: var(--stoked-color-primary);
  border-left: 4px solid var(--stoked-color-primary);
}

.wp-phase[data-status='planned'] {
  border-left: 4px solid var(--stoked-color-border);
}

.wp-phase-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--stoked-spacing-3);
  margin-bottom: var(--stoked-spacing-3);
}

.wp-phase-title {
  font-family: var(--stoked-font-display);
  font-weight: var(--stoked-font-semibold);
  font-size: var(--stoked-text-lg);
  color: var(--stoked-color-text);
}

.wp-phase-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--stoked-spacing-1-5);
  padding: var(--stoked-spacing-1) var(--stoked-spacing-3);
  border-radius: var(--stoked-radius-full);
  font-size: var(--stoked-text-xs);
  font-weight: var(--stoked-font-semibold);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.wp-phase-badge[data-completed] {
  background: rgba(16, 185, 129, 0.1);
  color: var(--stoked-success-500);
  border: 1px solid rgba(16, 185, 129, 0.2);
}

.wp-phase-badge[data-in-progress] {
  background: var(--stoked-color-primary-light);
  color: var(--stoked-color-primary);
  border: 1px solid var(--stoked-color-primary-muted);
}

.wp-phase-badge[data-planned] {
  background: var(--stoked-color-surface-raised);
  color: var(--stoked-color-text-muted);
  border: 1px solid var(--stoked-color-border);
}

.wp-phase-description {
  font-size: var(--stoked-text-base);
  color: var(--stoked-color-text-secondary);
  line-height: var(--stoked-leading-relaxed);
  margin-bottom: var(--stoked-spacing-4);
}

.wp-phase-items {
  display: flex;
  flex-wrap: wrap;
  gap: var(--stoked-spacing-2);
}

.wp-phase-item {
  display: inline-flex;
  align-items: center;
  padding: var(--stoked-spacing-1) var(--stoked-spacing-3);
  background: var(--stoked-color-surface-raised);
  border-radius: var(--stoked-radius-md);
  font-size: var(--stoked-text-sm);
  color: var(--stoked-color-text-secondary);
  font-weight: var(--stoked-font-medium);
}

/* ===== Principles list ===== */

.wp-principles {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--stoked-spacing-6);
  margin-top: var(--stoked-spacing-8);
}

.wp-principle {
  display: flex;
  gap: var(--stoked-spacing-5);
  align-items: flex-start;
}

.wp-principle-number {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  flex-shrink: 0;
  border-radius: var(--stoked-radius-full);
  background: var(--stoked-color-primary-light);
  color: var(--stoked-color-primary);
  font-weight: var(--stoked-font-bold);
  font-size: var(--stoked-text-md);
}

.wp-principle h3 {
  font-weight: var(--stoked-font-semibold);
  font-size: var(--stoked-text-md);
  color: var(--stoked-color-text);
  margin-bottom: var(--stoked-spacing-1);
}

.wp-principle p {
  font-size: var(--stoked-text-base);
  color: var(--stoked-color-text-secondary);
  line-height: var(--stoked-leading-relaxed);
}

/* ===== Back link ===== */

.wp-back {
  display: inline-flex;
  align-items: center;
  gap: var(--stoked-spacing-2);
  font-size: var(--stoked-text-sm);
  color: var(--stoked-color-text-secondary);
  font-weight: var(--stoked-font-medium);
  transition: var(--stoked-transition-colors);
  margin-bottom: var(--stoked-spacing-6);
}

.wp-back:hover {
  color: var(--stoked-color-primary);
}

.wp-back svg {
  width: 16px;
  height: 16px;
}

/* ===== Responsive ===== */

@media (min-width: 640px) {
  .wp-metrics {
    grid-template-columns: repeat(3, 1fr);
  }

  .wp-principles {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .wp-metrics {
    grid-template-columns: repeat(6, 1fr);
  }
}