/* Container */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin-inline: auto;
  padding-inline: var(--space-6);
}

.container--narrow {
  max-width: var(--max-width-narrow);
}

.container--wide {
  max-width: var(--max-width-wide);
}

/* Sections */
.section {
  padding-block: clamp(var(--space-16), 8vw, var(--space-32));
}

.section--light {
  background-color: var(--color-bg);
}

.section--alt {
  background-color: var(--color-bg-alt);
}

.section--dark {
  background-color: var(--color-bg-dark);
}

.section--dark .section__label {
  color: var(--color-primary);
}

.section--dark .section__title {
  color: var(--color-text-on-dark);
}

.section--dark p {
  color: var(--color-text-on-dark-muted);
}

.section--centered {
  text-align: center;
}

/* Section header elements */
.section__label {
  display: block;
  font-size: var(--font-size-sm);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-primary);
  margin-bottom: var(--space-4);
}

.section__title {
  color: var(--color-text);
  margin-bottom: var(--space-8);
  max-width: 720px;
}

.section--centered .section__title {
  margin-inline: auto;
}

.section__title--large {
  font-size: clamp(1.75rem, 3.5vw + 0.5rem, var(--font-size-4xl));
  line-height: 1.1;
}

.section__body {
  max-width: 640px;
}

.section--centered .section__body {
  margin-inline: auto;
}

.section__body p + p {
  margin-top: var(--space-6);
}

.section__body p {
  font-size: var(--font-size-md);
}

/* Hero */
.section--hero {
  background: var(--gradient-hero);
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: calc(var(--space-32) + 80px);
  padding-bottom: var(--space-16);
  position: relative;
  overflow: hidden;
}

.section--hero::before {
  content: '';
  position: absolute;
  top: 20%;
  left: 50%;
  transform: translateX(-50%);
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, transparent 70%);
  pointer-events: none;
}

.hero__content {
  text-align: center;
  max-width: var(--max-width);
  margin-inline: auto;
  position: relative;
  z-index: 1;
}

.hero__title {
  color: var(--color-text-on-dark);
  margin-bottom: var(--space-6);
}

.hero__subtitle {
  font-size: clamp(var(--font-size-md), 2vw, var(--font-size-lg));
  color: var(--color-text-on-dark-muted);
  margin-bottom: var(--space-10);
  max-width: 600px;
  margin-inline: auto;
  line-height: 1.7;
}

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

/* Hero phone mockup */
.hero__phone {
  margin-top: var(--space-16);
  display: flex;
  justify-content: center;
}

.hero__phone .phone-frame {
  width: 240px;
}

@media (min-width: 768px) {
  .hero__phone .phone-frame {
    width: 300px;
  }
}

/* Feature rows — alternating two-column */
.feature-row {
  display: flex;
  flex-direction: column;
  gap: var(--space-10);
  align-items: center;
  padding-block: var(--space-12);
}

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

.feature-row__text {
  flex: 1;
  max-width: 480px;
}

.feature-row__text .section__label {
  margin-bottom: var(--space-3);
}

.feature-row__text h3 {
  margin-bottom: var(--space-4);
  color: var(--color-text);
}

.feature-row__text p {
  font-size: var(--font-size-md);
  line-height: 1.7;
}

.feature-row__visual {
  flex: 1;
  display: flex;
  justify-content: center;
  max-width: 320px;
}

/* Grids */
.grid-2x2 {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-6);
}

.grid-integrations {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-4);
}

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

/* Screenshot gallery */
.gallery {
  display: flex;
  gap: var(--space-6);
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
  padding: var(--space-4) var(--space-6);
  scrollbar-width: none;
}

.gallery::-webkit-scrollbar {
  display: none;
}

.gallery__item {
  flex-shrink: 0;
  scroll-snap-align: center;
}

/* Wave Dividers */
.wave-divider {
  display: block;
  width: 100%;
  line-height: 0;
  overflow: hidden;
  margin-top: -1px;
}

.wave-divider svg {
  display: block;
  width: 100%;
  height: auto;
  min-height: 60px;
}

.wave-divider--hero { background-color: #8A4DB5; }
.wave-divider--light { background-color: var(--color-bg); }
.wave-divider--alt { background-color: var(--color-bg-alt); }
.wave-divider--dark { background-color: var(--color-bg-dark); }

/* Promise grid */
.grid-promises {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-6);
}

/* CTA section */
.cta-section {
  text-align: center;
}

.cta-section h2 {
  color: var(--color-text-on-dark);
  margin-bottom: var(--space-10);
  max-width: 600px;
  margin-inline: auto;
}

.cta-section .download-badges {
  justify-content: center;
}

.cta-section .coming-soon-text {
  color: var(--color-text-on-dark-muted);
  font-size: var(--font-size-sm);
  margin-top: var(--space-4);
}

@media (min-width: 768px) {
  .container {
    padding-inline: var(--space-8);
  }

  .feature-row {
    flex-direction: row;
    gap: var(--space-16);
  }

  .feature-row:nth-child(even) {
    flex-direction: row-reverse;
  }

  .grid-2x2 {
    grid-template-columns: repeat(2, 1fr);
  }

  .grid-integrations {
    grid-template-columns: repeat(3, 1fr);
  }

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

  .grid-promises {
    grid-template-columns: repeat(3, 1fr);
  }

  .gallery {
    justify-content: center;
    flex-wrap: wrap;
    overflow-x: visible;
    scroll-snap-type: none;
  }
}

@media (min-width: 1024px) {
  .container {
    padding-inline: var(--space-12);
  }

  .grid-integrations {
    grid-template-columns: repeat(5, 1fr);
  }

  .grid-personas {
    grid-template-columns: repeat(4, 1fr);
  }
}