/* ============================================
   ONBOARDING — Your First 30 Days
   ============================================ */

.onboarding {
  position: relative;
  z-index: 2;
  padding: var(--space-32) var(--space-6);
  overflow: hidden;
}

.onboarding__inner {
  max-width: 1200px;
  margin: 0 auto;
  position: relative;
}

.onboarding__header {
  text-align: center;
  margin-bottom: var(--space-16);
}

.onboarding__header .section-label {
  justify-content: center;
}

.onboarding__header .section-headline {
  max-width: 600px;
  margin-inline: auto;
  margin-bottom: var(--space-6);
}

.onboarding__header .section-desc {
  margin-inline: auto;
  max-width: 600px;
}

/* ── Cards grid ── */
.onboarding__cards {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-6);
  position: relative;
}

/* Connecting line behind cards */
.onboarding__cards::before {
  content: '';
  position: absolute;
  top: 48px;
  left: calc(12.5% + var(--space-6));
  right: calc(12.5% + var(--space-6));
  height: 2px;
  background: linear-gradient(90deg, transparent, rgba(0, 163, 255, 0.2), transparent);
  z-index: 0;
  pointer-events: none;
}

/* ── Individual card ── */
.onboarding__card {
  position: relative;
  z-index: 1;
  background: var(--glass-bg);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  transition:
    background var(--duration-normal) var(--ease-out),
    border-color var(--duration-normal) var(--ease-out),
    transform var(--duration-normal) var(--ease-out),
    box-shadow var(--duration-normal) var(--ease-out);
}

.onboarding__card:hover {
  background: var(--glass-bg-hover);
  border-color: rgba(0, 163, 255, 0.2);
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

/* ── Stage number badge ── */
.onboarding__number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(0, 163, 255, 0.1);
  border: 1px solid rgba(0, 163, 255, 0.25);
  font-family: var(--font-display);
  font-size: var(--text-sm);
  font-weight: 700;
  color: var(--blue-electric);
  margin-bottom: var(--space-6);
  box-shadow: 0 0 16px rgba(0, 163, 255, 0.15);
}

/* ── Card heading (week + title) ── */
.onboarding__week {
  font-family: var(--font-display);
  font-size: var(--text-base);
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1.3;
  margin-bottom: var(--space-4);
}

/* ── Card body ── */
.onboarding__desc {
  font-size: var(--text-sm);
  color: var(--text-secondary);
  line-height: 1.7;
}

/* ── Responsive ── */
@media (max-width: 1024px) {
  .onboarding__cards {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-5);
  }

  .onboarding__cards::before {
    display: none;
  }
}

@media (max-width: 768px) {
  .onboarding {
    padding: var(--space-20) var(--space-4);
  }

  .onboarding__cards {
    grid-template-columns: 1fr;
    gap: var(--space-4);
  }

  .onboarding__card {
    padding: var(--space-6);
  }
}