/* PersonaSpec Home Page Styles */

/* ========================================
   Hero Section
   ======================================== */

.hero {
  position: relative;
  padding: calc(var(--space-24) + 60px) 0 var(--space-16);
  min-height: 90vh;
  display: flex;
  align-items: center;
  overflow: hidden;
}

/* Aurora Background Effect */
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 50% at 50% -20%,
      rgba(var(--accent-primary-rgb), 0.25), transparent 70%),
    radial-gradient(ellipse 60% 50% at 100% 50%,
      rgba(var(--accent-secondary-rgb), 0.15), transparent 60%),
    radial-gradient(ellipse 50% 50% at 0% 80%,
      rgba(var(--accent-success-rgb), 0.1), transparent 50%);
  animation: aurora 20s ease-in-out infinite alternate;
  pointer-events: none;
}

@keyframes aurora {
  0% {
    opacity: 1;
    transform: scale(1) rotate(0deg);
  }
  50% {
    opacity: 0.85;
  }
  100% {
    opacity: 0.9;
    transform: scale(1.05) rotate(2deg);
  }
}

.hero__content {
  position: relative;
  z-index: 1;
  text-align: center;
  max-width: 800px;
  margin: 0 auto;
}

.hero__eyebrow {
  font-size: var(--text-sm);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--accent-primary);
  margin-bottom: var(--space-4);
}

.hero__title {
  font-size: var(--text-5xl);
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: var(--space-6);
}

.hero__subtitle {
  font-size: var(--text-xl);
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto var(--space-8);
  line-height: 1.6;
}

.hero__cta {
  display: flex;
  gap: var(--space-4);
  justify-content: center;
  align-items: center;
  flex-wrap: wrap;
}

@media (max-width: 768px) {
  .hero {
    min-height: auto;
    padding: calc(var(--space-16) + 60px) 0 var(--space-12);
  }

  .hero__title {
    font-size: var(--text-4xl);
  }

  .hero__subtitle {
    font-size: var(--text-lg);
  }
}

@media (max-width: 480px) {
  .hero__title {
    font-size: var(--text-3xl);
  }

  .hero__cta {
    flex-direction: column;
  }
}

/* ========================================
   Problem Section
   ======================================== */

.problem {
  background: var(--bg-surface);
}

.problem__tagline {
  text-align: center;
  font-size: var(--text-2xl);
  font-weight: 600;
  margin-top: var(--space-8);
  color: var(--text-secondary);
}

.problem__tagline strong {
  color: var(--accent-error);
}

/* ========================================
   How It Works Section
   ======================================== */

.how-it-works__steps {
  max-width: 900px;
  margin: 0 auto;
}

/* ========================================
   Pillars Section
   ======================================== */

.pillars__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
  align-items: stretch;
}

/* Ensure cards stretch to fill grid cell height */
.pillars__grid .card {
  display: flex;
  flex-direction: column;
  height: 100%;
}

.pillars__grid .card__description {
  flex-grow: 1;
}

.pillar-card {
  text-align: center;
}

.pillar-card__icon {
  width: 64px;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--space-5);
  border-radius: var(--radius-lg);
  background: linear-gradient(135deg, rgba(var(--accent-primary-rgb), 0.15) 0%, rgba(var(--accent-secondary-rgb), 0.1) 100%);
  border: 1px solid rgba(var(--accent-primary-rgb), 0.2);
}

.pillar-card__icon i {
  font-size: 1.5rem;
  color: var(--accent-primary);
}

@media (max-width: 900px) {
  .pillars__grid {
    grid-template-columns: 1fr;
    max-width: 500px;
    margin: 0 auto;
  }
}

/* ========================================
   Personas Section
   ======================================== */

.personas {
  background: var(--bg-surface);
}

.personas__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-6);
  max-width: 900px;
  margin: 0 auto var(--space-8);
}

.personas__link {
  text-align: center;
}

@media (max-width: 600px) {
  .personas__grid {
    grid-template-columns: 1fr;
  }
}

/* ========================================
   Observations Section
   ======================================== */

.observations__list {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  max-width: 700px;
  margin: 0 auto;
}

/* ========================================
   Code Preview Section
   ======================================== */

.code-preview {
  background: var(--bg-surface);
}

.code-preview__block {
  max-width: 800px;
  margin: 0 auto;
}

/* ========================================
   CTA Section
   ======================================== */

.cta-section {
  position: relative;
  text-align: center;
  background: var(--bg-elevated);
}

.cta-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg,
    transparent 0%,
    var(--accent-primary) 50%,
    transparent 100%
  );
  box-shadow: 0 0 20px rgba(var(--accent-primary-rgb), 0.5);
}

.cta-section__title {
  font-size: var(--text-3xl);
  margin-bottom: var(--space-6);
}

.cta-section__actions {
  display: flex;
  gap: var(--space-4);
  justify-content: center;
  align-items: center;
  flex-wrap: wrap;
  margin-top: var(--space-8);
}

.cta-section__secondary {
  display: flex;
  gap: var(--space-6);
  justify-content: center;
  color: var(--text-secondary);
  font-size: var(--text-sm);
}

.cta-section__secondary a {
  color: var(--text-secondary);
}

.cta-section__secondary a:hover {
  color: var(--accent-primary);
}

/* ========================================
   Dotted Background Utility
   ======================================== */

.dotted-bg {
  position: relative;
}

.dotted-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background-image: radial-gradient(
    var(--border-subtle) 1px,
    transparent 1px
  );
  background-size: 24px 24px;
  opacity: 0.4;
  pointer-events: none;
}

.dotted-bg > * {
  position: relative;
  z-index: 1;
}