.header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: var(--glass-light);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border-light);
  padding: var(--spacing-sm) 0;
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--spacing-lg);
}

.nav__logo {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  font-weight: var(--font-weight-extrabold);
  font-size: var(--font-size-xl);
  color: var(--primary);
  transition: all var(--transition-fast) ease;
}

.nav__logo:hover {
  transform: scale(1.02);
}

.nav__logo img {
  border-radius: var(--border-radius-md);
}

.nav__links {
  display: flex;
  align-items: center;
  gap: var(--spacing-lg);
}

.nav__link {
  font-weight: var(--font-weight-medium);
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
  transition: all var(--transition-fast) ease;
  position: relative;
}

.nav__link:hover {
  color: var(--primary);
}

.nav__link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--primary);
  transition: width var(--transition-fast) ease;
}

.nav__link:hover::after {
  width: 100%;
}

.hero {
  display: grid;
  gap: var(--spacing-3xl);
  align-items: center;
}

.hero__content {
  max-width: 600px;
}

.hero__content h1 {
  margin-bottom: var(--spacing-lg);
  color: var(--text-primary);
}

.hero__content h1 span {
  background: linear-gradient(
    135deg,
    var(--gradient-start),
    var(--gradient-mid)
  );
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero__content > p {
  font-size: var(--font-size-lg);
  line-height: var(--line-height-relaxed);
  margin-bottom: var(--spacing-2xl);
}

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

.screenshot-showcase {
  display: grid;
  gap: var(--spacing-3xl);
  align-items: center;
  margin-bottom: var(--spacing-5xl);
}

.screenshot-showcase__content {
  text-align: center;
}

.screenshot-showcase__content h3 {
  font-size: var(--font-size-2xl);
  margin-bottom: var(--spacing-md);
  color: var(--text-primary);
}

.screenshot-showcase__content p {
  font-size: var(--font-size-lg);
  color: var(--text-secondary);
}

.features-grid {
  display: grid;
  gap: var(--spacing-xl);
}

.steps-grid {
  display: grid;
  gap: var(--spacing-xl);
}

.faq-grid {
  display: grid;
  gap: var(--spacing-sm);
}

.cta {
  background: linear-gradient(
    135deg,
    var(--gradient-start),
    var(--gradient-end)
  );
  position: relative;
  overflow: hidden;
}

.cta::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(
    circle,
    rgba(255, 255, 255, 0.1) 0%,
    transparent 50%
  );
  animation: rotate 20s linear infinite;
}

@keyframes rotate {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}

.footer {
  background: var(--surface);
  border-top: 1px solid var(--border);
  padding: var(--spacing-5xl) 0 var(--spacing-2xl);
}

.footer__content {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-4xl);
  margin-bottom: var(--spacing-4xl);
}

.footer__brand {
  text-align: center;
}

.footer__brand img {
  border-radius: var(--border-radius-lg);
  margin: 0 auto;
}

.footer__brand h3 {
  margin-top: var(--spacing-md);
  color: var(--primary);
}

.footer__brand p {
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
}

.footer__links {
  display: grid;
  gap: var(--spacing-3xl);
}

.footer__section h4 {
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  margin-bottom: var(--spacing-md);
  color: var(--text-primary);
}

.footer__section ul {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.footer__section a {
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
  transition: color var(--transition-fast) ease;
}

.footer__section a:hover {
  color: var(--primary);
}

.footer__bottom {
  text-align: center;
  padding-top: var(--spacing-2xl);
  border-top: 1px solid var(--border-light);
}

.footer__bottom p {
  font-size: var(--font-size-sm);
  color: var(--text-tertiary);
  margin: 0;
}

@media (min-width: 768px) {
  .nav__logo {
    font-size: var(--font-size-2xl);
  }

  .footer__content {
    grid-template-columns: 1fr 2fr;
  }
}

@media (min-width: 1024px) {
  .footer__links {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
  }
}