/* Container */
.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-padding);
}

/* Sections */
section {
  padding: var(--space-2xl) 0;
}

/* Nav layout */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--nav-height);
  display: flex;
  align-items: center;
  background: rgba(10, 10, 15, 0.8);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-xl);
}

.nav__links {
  display: flex;
  gap: var(--space-md);
}

.nav__burger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 4px;
}

.nav__burger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: var(--transition);
}

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

.hero__inner {
  display: grid;
  grid-template-columns: 45% 55%;
  gap: var(--space-xl);
  align-items: center;
}

/* About layout */
.about__inner {
  max-width: 800px;
  margin: 0 auto;
}

/* Products grid */
.products__grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: var(--space-md);
}

/* Blog list */
.blog__list {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  max-width: 800px;
  margin: 0 auto;
}

/* Contacts layout */
.contacts__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-xl);
  max-width: 900px;
  margin: 0 auto;
}

/* Footer layout */
.footer__inner {
  display: flex;
  justify-content: center;
  padding: var(--space-md) 0;
}

/* Mobile overlay */
.mobile-overlay {
  position: fixed;
  inset: 0;
  z-index: 999;
  background: rgba(10, 10, 15, 0.95);
  backdrop-filter: blur(20px);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition);
}

.mobile-overlay.active {
  opacity: 1;
  pointer-events: auto;
}

.mobile-overlay__links {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-lg);
}

.mobile-overlay__link {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  color: var(--text-primary);
}

/* ===== Responsive ===== */

@media (max-width: 1024px) {
  .hero__inner {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .hero__content {
    order: 1;
  }

  .hero__code {
    order: 2;
  }

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

@media (max-width: 768px) {
  :root {
    --container-padding: 1rem;
  }

  .nav__links {
    display: none;
  }

  .nav__burger {
    display: flex;
  }

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

  section {
    padding: var(--space-xl) 0;
  }
}