/* ==========================================================================
   App Page — Hero, Features, Screenshots, Stats, CTA, Steps, Badges
   ========================================================================== */

/* --------------------------------------------------------------------------
   App Hero
   -------------------------------------------------------------------------- */
.app-hero {
  padding: 160px 0 96px;
}

.app-hero__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-8);
  align-items: center;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-3);
}

.app-hero__label {
  display: inline-block;
  font-size: var(--font-size-label);
  font-weight: var(--font-weight-semibold);
  letter-spacing: var(--letter-spacing-label);
  text-transform: uppercase;
  color: var(--color-app-accent);
  margin-bottom: var(--space-2);
}

.app-hero__title {
  font-size: var(--font-size-hero);
  font-weight: var(--font-weight-black);
  line-height: var(--line-height-heading);
  letter-spacing: var(--letter-spacing-hero);
}

.app-hero__tagline {
  font-size: 20px;
  color: var(--color-text-sub);
  line-height: 1.5;
  margin: var(--space-2) 0 var(--space-4);
  max-width: 520px;
}

.app-hero__actions {
  display: flex;
  gap: var(--space-2);
  flex-wrap: wrap;
}

.app-hero__visual {
  display: flex;
  align-items: center;
  justify-content: center;
}

.app-hero__icon {
  width: 80px;
  height: 80px;
  border-radius: 18px;
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.1);
  object-fit: cover;
}

/* --------------------------------------------------------------------------
   App Features — uses .feature-grid from components.css
   -------------------------------------------------------------------------- */
.app-features {
  padding: var(--space-section) 0;
  background: var(--color-surface);
}

.app-features__inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-3);
}

/* --------------------------------------------------------------------------
   App Showcase Section — Screenshots
   -------------------------------------------------------------------------- */
.app-showcase-section {
  padding: var(--space-section) 0;
}

.app-showcase-section__inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-3);
}

.screenshot-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-3);
  margin-top: var(--space-6);
}

.screenshot-grid--centered {
  grid-template-columns: 1fr;
  max-width: var(--max-width-narrow);
  margin-left: auto;
  margin-right: auto;
}

.screenshot-grid img {
  width: 100%;
  border-radius: 16px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
}

/* --------------------------------------------------------------------------
   App Stats
   -------------------------------------------------------------------------- */
.app-stats {
  display: flex;
  justify-content: center;
  gap: var(--space-8);
  padding: var(--space-8) var(--space-3);
}

.app-stats__item {
  text-align: center;
}

.app-stats__value {
  font-size: 48px;
  font-weight: var(--font-weight-black);
  line-height: 1;
  color: var(--color-app-accent);
  letter-spacing: -0.02em;
}

.app-stats__label {
  display: block;
  font-size: var(--font-size-label);
  font-weight: var(--font-weight-semibold);
  letter-spacing: var(--letter-spacing-label);
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin-top: var(--space-1);
}

/* --------------------------------------------------------------------------
   App CTA
   -------------------------------------------------------------------------- */
.app-cta {
  padding: var(--space-section) 0;
  text-align: center;
}

.app-cta__inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-3);
}

.app-cta__title {
  font-size: clamp(32px, 4vw, 56px);
  font-weight: var(--font-weight-black);
  line-height: var(--line-height-heading);
  letter-spacing: var(--letter-spacing-hero);
}

.app-cta__subtitle {
  font-size: var(--font-size-body);
  color: var(--color-text-sub);
  margin-top: var(--space-2);
  max-width: 500px;
  margin-left: auto;
  margin-right: auto;
}

.app-cta .btn {
  margin-top: var(--space-3);
}

/* --------------------------------------------------------------------------
   App Steps — Numbered Process Steps
   -------------------------------------------------------------------------- */
.app-steps {
  max-width: var(--max-width-narrow);
  margin: 0 auto;
  padding: 0 var(--space-3);
}

.app-steps__item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  padding: var(--space-4) 0;
}

.app-steps__item + .app-steps__item {
  border-top: 1px solid var(--color-border);
}

.app-steps__number {
  font-size: 48px;
  font-weight: var(--font-weight-black);
  line-height: 1;
  color: var(--color-app-accent);
  flex-shrink: 0;
  min-width: 60px;
  letter-spacing: -0.02em;
}

.app-steps__content {
  padding-top: 6px;
}

.app-steps__title {
  font-size: 18px;
  font-weight: var(--font-weight-semibold);
  line-height: 1.3;
  margin-bottom: var(--space-1);
  letter-spacing: -0.01em;
}

.app-steps__desc {
  font-size: 15px;
  color: var(--color-text-sub);
  line-height: 1.55;
}

/* --------------------------------------------------------------------------
   Badge Group — Tech Stack
   -------------------------------------------------------------------------- */
.badge-group {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.badge {
  display: inline-flex;
  align-items: center;
  padding: 8px 16px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 20px;
  font-size: 13px;
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-sub);
  white-space: nowrap;
}

/* --------------------------------------------------------------------------
   Responsive — Mobile
   -------------------------------------------------------------------------- */
@media (max-width: 768px) {
  .app-hero {
    padding: 120px 0 64px;
  }

  .app-hero__inner {
    grid-template-columns: 1fr;
    gap: var(--space-4);
    text-align: center;
  }

  .app-hero__tagline {
    margin-left: auto;
    margin-right: auto;
  }

  .app-hero__actions {
    justify-content: center;
  }

  .app-hero__visual {
    order: -1;
  }

  .app-features,
  .app-showcase-section,
  .app-cta {
    padding: var(--space-8) 0;
  }

  .feature-grid {
    grid-template-columns: 1fr;
  }

  .screenshot-grid {
    grid-template-columns: 1fr;
  }

  .app-stats {
    flex-direction: column;
    gap: var(--space-4);
  }

  .app-stats__value {
    font-size: 36px;
  }

  .app-steps__item {
    flex-direction: column;
    gap: var(--space-2);
  }

  .app-steps__number {
    font-size: 36px;
    min-width: auto;
  }
}