/* Hero section */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding-top: var(--header-height-mobile);
  overflow: hidden;
}

.hero-banner {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
}

.hero-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

.hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    to bottom,
    rgba(13, 9, 8, 0.4) 0%,
    rgba(13, 9, 8, 0.7) 50%,
    rgba(13, 9, 8, 0.85) 100%
  );
}

.hero-content {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: var(--container-max-width);
  padding: var(--space-6) var(--container-padding);
  text-align: center;
}

.hero-text {
  max-width: 800px;
  margin: 0 auto;
}

.hero-title {
  margin-bottom: var(--space-4);
  text-shadow: 0 4px 12px rgba(0, 0, 0, 0.8);
  letter-spacing: -0.03em;
}

.hero-subtitle {
  font-size: var(--text-lg);
  color: var(--text-secondary);
  margin-bottom: var(--space-6);
  line-height: 1.7;
  text-shadow: 0 2px 8px rgba(0, 0, 0, 0.8);
}

.hero-cta {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  align-items: center;
  justify-content: center;
}

@media (min-width: 768px) {
  .hero {
    padding-top: var(--header-height-desktop);
  }

  .hero-cta {
    flex-direction: row;
  }

  .download-button {
    min-width: 200px;
  }
}

/* Features section */
.features {
  padding: var(--space-10) 0;
  background: linear-gradient(to bottom, var(--surface-0) 0%, var(--surface-1) 100%);
}

.features-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-6);
}

@media (min-width: 768px) {
  .features-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .features-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-8);
  }
}

/* Download section */
.download-section {
  padding: var(--space-10) 0;
  background: linear-gradient(135deg, var(--color-crimson-dark) 0%, var(--surface-1) 100%);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.download-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-image: 
    radial-gradient(circle at 20% 50%, rgba(184, 115, 51, 0.1) 0%, transparent 50%),
    radial-gradient(circle at 80% 80%, rgba(139, 58, 58, 0.15) 0%, transparent 50%);
  pointer-events: none;
  z-index: 0;
}

.download-section .container {
  position: relative;
  z-index: 1;
}

.download-title {
  margin-bottom: var(--space-4);
  color: var(--text-primary);
}

.download-subtitle {
  font-size: var(--text-xl);
  color: var(--text-secondary);
  margin-bottom: var(--space-8);
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.download-buttons {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  align-items: center;
  justify-content: center;
}

.download-button-large {
  width: 100%;
  max-width: 280px;
  padding: var(--space-4) var(--space-6);
}

@media (min-width: 768px) {
  .download-buttons {
    flex-direction: row;
  }

  .download-button-large {
    width: auto;
  }
}

/* About section */
.about {
  padding: var(--space-10) 0;
  background-color: var(--surface-0);
}

.about .container {
  max-width: 900px;
}

.about-text {
  color: var(--text-tertiary);
  font-size: var(--text-lg);
  line-height: 1.8;
  margin-bottom: var(--space-5);
}

.about-contact {
  color: var(--text-tertiary);
  font-size: var(--text-base);
  margin-top: var(--space-6);
  padding-top: var(--space-6);
  border-top: 1px solid var(--surface-3);
}