html,
body {
  max-width: 100%;
  overflow-x: hidden;
}

.site-header,
.navbar {
  position: relative;
  z-index: 1000;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

.menu-toggle {
  display: none;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  padding: 0;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: transparent;
  color: var(--text);
  cursor: pointer;
  font-size: 1.1rem;
  transition: 0.2s ease;
}

.menu-toggle:hover,
.menu-toggle:focus-visible {
  border-color: var(--primary);
  background: rgba(96, 165, 250, 0.12);
  color: var(--primary);
  outline: none;
}

.mobile-menu {
  display: none;
}

.hero-image-wrapper {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  width: min(100%, 420px);
  overflow: hidden;
  border: 1px solid rgba(96, 165, 250, 0.3);
  border-radius: 32px;
  background: linear-gradient(145deg, rgba(30, 64, 175, 0.2), rgba(15, 23, 42, 0.7));
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.32), 0 0 0 8px rgba(96, 165, 250, 0.04);
  isolation: isolate;
}

.hero-image {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  border-radius: 28px;
  object-fit: contain;
  filter: saturate(1.05) contrast(1.03);
}

@media (min-width: 769px) and (max-width: 1100px) {
  .container {
    width: min(100% - 48px, 920px);
    margin-inline: auto;
  }

  .hero-section {
    min-height: auto;
    padding: 100px 0 80px;
  }

  .hero-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 48px;
    text-align: center;
  }

  .hero-text {
    width: min(100%, 760px);
  }

  .hero-greeting,
  .hero-subtitle,
  .hero-buttons,
  .hero-social-links {
    justify-content: center;
  }

  .hero-title {
    font-size: clamp(3.2rem, 8vw, 5rem);
  }

  .hero-description {
    max-width: 700px;
    margin-inline: auto;
    font-size: 1.05rem;
    line-height: 1.7;
  }

  .hero-image-wrapper {
    width: min(70vw, 520px);
  }

  .process-grid,
  .tools-grid,
  .projects-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .contact-content {
    grid-template-columns: 1fr;
  }
}

@media (min-width: 769px) and (max-width: 900px) {
  .hero-title {
    font-size: 3.4rem;
  }

  .hero-image-wrapper {
    width: min(72vw, 480px);
  }

  .process-grid,
  .tools-grid,
  .projects-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .navbar-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
  }

  .nav-links {
    display: none;
  }

  .nav-actions {
    margin-left: auto;
  }

  .menu-toggle {
    display: inline-flex;
  }

  .mobile-menu {
    position: absolute;
    top: 100%;
    left: 0;
    z-index: 1001;
    display: block;
    width: 100%;
    padding: 12px 20px 20px;
    border-top: 1px solid var(--border);
    background: rgba(5, 11, 22, 0.98);
    box-shadow: 0 18px 36px rgba(0, 0, 0, 0.28);
    visibility: hidden;
    opacity: 0;
    pointer-events: none;
    transform: translateY(-10px);
    transition: opacity 0.2s ease, transform 0.2s ease, visibility 0.2s ease;
  }

  .mobile-menu.is-open {
    visibility: visible;
    opacity: 1;
    pointer-events: auto;
    transform: translateY(0);
  }

  .mobile-nav-links {
    display: flex;
    flex-direction: column;
    gap: 6px;
    margin: 0;
    padding: 0;
    list-style: none;
  }

  .mobile-nav-link {
    display: block;
    padding: 13px 12px;
    border-radius: 10px;
    color: var(--text);
    text-decoration: none;
  }

  .mobile-nav-link:hover,
  .mobile-nav-link:focus-visible {
    background: rgba(96, 165, 250, 0.12);
    color: var(--primary);
    outline: none;
  }

  .hero-image-wrapper {
    width: min(86vw, 340px);
    border-radius: 26px;
  }

  .hero-image {
    border-radius: 22px;
  }
}