.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1100;
  height: var(--header-h);
  background: rgba(5, 5, 8, 0.72);
  border-bottom: 1px solid transparent;
  backdrop-filter: blur(12px);
  transition: border-color 0.3s ease, background 0.3s ease;
}

.site-header.is-scrolled {
  border-color: var(--border);
  background: rgba(5, 5, 8, 0.92);
}

.header-inner {
  height: var(--header-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.logo {
  display: inline-flex;
  align-items: center;
}

.logo-text {
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 800;
  white-space: nowrap;
  line-height: 1;
}

.logo-inno {
  color: var(--blue);
}

.logo-dev {
  color: var(--white);
}

.menu-toggle {
  width: 44px;
  height: 44px;
  flex-shrink: 0;
  border: 1px solid var(--border);
  background: var(--black-elevated);
  display: grid;
  place-items: center;
  gap: 5px;
  clip-path: polygon(0 0, calc(100% - 8px) 0, 100% 8px, 100% 100%, 8px 100%, 0 calc(100% - 8px));
}

.menu-toggle span {
  display: block;
  width: 18px;
  height: 2px;
  background: var(--white);
  transition: transform 0.25s ease, opacity 0.25s ease;
}

.menu-toggle.is-open span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.menu-toggle.is-open span:nth-child(2) {
  opacity: 0;
}

.menu-toggle.is-open span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

.nav {
  position: fixed;
  inset: var(--header-h) 0 auto 0;
  background: rgba(5, 5, 8, 0.97);
  border-bottom: 1px solid var(--border);
  transform: translateY(-120%);
  transition: transform 0.3s ease;
}

.nav.is-open {
  transform: translateY(0);
}

.nav ul {
  display: grid;
  gap: 2px;
  padding: 12px 16px 20px;
}

.nav a {
  display: block;
  padding: 12px 14px;
  min-height: 44px;
  font-weight: 500;
  font-size: 0.95rem;
  border-left: 2px solid transparent;
  transition: border-color 0.2s ease, color 0.2s ease, background 0.2s ease;
}

.nav a:hover,
.nav a:focus-visible,
.nav a.is-active {
  color: var(--blue);
  border-left-color: var(--blue);
  background: var(--blue-dim);
}

.nav-cta {
  color: var(--blue) !important;
}

.section {
  padding: 80px 0;
  position: relative;
}

.section[id] {
  scroll-margin-top: calc(var(--header-h) + 16px);
}

.section-alt {
  background: var(--black-elevated);
}

.section-brutal::before {
  content: "";
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: min(100%, var(--container));
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--border-strong), transparent);
}

.section-heading {
  max-width: 720px;
  margin-bottom: 40px;
}

.hero {
  position: relative;
  min-height: 100vh;
  min-height: 100dvh;
  display: flex;
  align-items: center;
  padding: calc(var(--header-h) + 48px) 0 80px;
  overflow: hidden;
}

.particle-canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 0;
}

.hero-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right, var(--blue-dim) 1px, transparent 1px),
    linear-gradient(to bottom, var(--blue-dim) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(ellipse 70% 60% at 50% 40%, #000 20%, transparent 75%);
  pointer-events: none;
  z-index: 1;
}

.hero-scanlines {
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(
    0deg,
    transparent,
    transparent 2px,
    rgba(0, 0, 0, 0.03) 2px,
    rgba(0, 0, 0, 0.03) 4px
  );
  pointer-events: none;
  z-index: 2;
}

.hero-content {
  position: relative;
  z-index: 3;
}

.hero-title {
  max-width: 900px;
}

.hero-line {
  display: block;
  line-height: 1.12;
}

.hero-line--accent {
  color: var(--blue);
  text-shadow: 0 0 60px var(--blue-glow), 0 0 120px rgba(56, 182, 255, 0.2);
}

.hero-subtitle {
  margin-top: 24px;
  max-width: 560px;
  color: var(--white-muted);
  font-size: clamp(1rem, 2.5vw, 1.15rem);
}

.hero-ctas {
  margin-top: 36px;
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

.hero-badges {
  margin-top: 40px;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.hero-badges li {
  padding: 8px 14px;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  border: 1px solid var(--border);
  background: rgba(12, 12, 16, 0.8);
  clip-path: polygon(0 0, calc(100% - 6px) 0, 100% 6px, 100% 100%, 6px 100%, 0 calc(100% - 6px));
}

.hero-scroll-hint {
  position: absolute;
  bottom: max(24px, env(safe-area-inset-bottom, 0px));
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  z-index: 3;
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--white-muted);
  pointer-events: none;
}

.hero-scroll-line {
  width: 1px;
  height: 48px;
  background: linear-gradient(to bottom, var(--blue), transparent);
  animation: scroll-pulse 2s ease-in-out infinite;
}

.mvv-grid {
  display: grid;
  gap: 16px;
}

.services-grid {
  display: grid;
  gap: 16px;
}

.stats-grid {
  display: grid;
  gap: 28px;
}

.portfolio-grid {
  display: grid;
  gap: 20px;
}

.contact-block {
  max-width: min(100%, var(--container));
}

.contact-details {
  display: grid;
  gap: 20px;
  margin: 32px 0 40px;
}

.contact-item {
  display: grid;
  gap: 4px;
  padding-left: 16px;
  border-left: 2px solid var(--blue);
}

.contact-item a {
  overflow-wrap: anywhere;
  word-break: break-word;
}

.contact-label {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--white-muted);
}

.contact-item a {
  color: var(--blue);
  font-weight: 500;
  transition: text-shadow 0.2s ease;
}

.contact-item a:hover {
  text-shadow: 0 0 20px var(--blue-glow);
}

.site-footer {
  padding: 48px 0 0;
  border-top: 1px solid var(--border);
  background: var(--black);
}

.footer-grid {
  display: grid;
  gap: 28px;
}

.footer-brand p {
  margin-top: 12px;
  color: var(--white-muted);
  max-width: 320px;
  font-size: 0.95rem;
}

.footer-grid h3 {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--white-muted);
  margin-bottom: 12px;
}

.footer-grid li {
  margin-bottom: 8px;
}

.footer-grid a:hover {
  color: var(--blue);
}

.footer-bottom {
  margin-top: 32px;
  padding: 20px 0 28px;
  border-top: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 10px;
  color: var(--white-muted);
  font-size: 0.9rem;
}

.back-to-top {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--blue);
}

@media (min-width: 680px) {
  .section {
    padding: 96px 0;
  }

  .mvv-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

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

  .contact-details {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 24px;
  }

  .contact-item--email {
    grid-column: 1 / -1;
  }

  .footer-grid {
    grid-template-columns: 1.4fr 1fr 1fr;
  }

  .footer-bottom {
    flex-direction: row;
    justify-content: space-between;
    text-align: left;
  }
}

@media (min-width: 980px) {
  .menu-toggle {
    display: none;
  }

  .nav {
    position: static;
    transform: none;
    background: transparent;
    border-bottom: 0;
  }

  .nav ul {
    padding: 0;
    display: flex;
    align-items: center;
    gap: 4px;
  }

  .nav a {
    padding: 8px 12px;
    border-left: 0;
    border-bottom: 2px solid transparent;
  }

  .nav a:hover,
  .nav a:focus-visible,
  .nav a.is-active {
    border-left-color: transparent;
    border-bottom-color: var(--blue);
    background: transparent;
  }

  .services-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .contact-details {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 24px;
  }

  .contact-item--email {
    grid-column: auto;
  }

  .process-timeline {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .portfolio-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .nav {
    position: relative;
  }
}

@media (min-width: 680px) {
  .stats-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

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

@media (max-width: 679px) {
  .site-header {
    padding-top: env(safe-area-inset-top, 0px);
  }

  .header-inner {
    min-height: var(--header-h);
  }

  .logo-text {
    font-size: 1.2rem;
  }

  .menu-toggle {
    align-self: center;
  }

  .hero {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    align-items: stretch;
    min-height: 100vh;
    min-height: 100dvh;
    padding: calc(var(--header-h) + env(safe-area-inset-top, 0px) + 16px) 0
      calc(64px + env(safe-area-inset-bottom, 0px));
  }

  .hero-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
  }

  .hero-title {
    font-size: clamp(2rem, 9.5vw, 3rem);
  }

  .hero-line {
    line-height: 1.22;
  }

  .hero-subtitle {
    margin-top: 20px;
    max-width: 100%;
    font-size: 0.95rem;
  }

  .hero-ctas {
    margin-top: 28px;
    flex-direction: column;
    align-items: stretch;
    gap: 12px;
  }

  .hero-ctas .btn {
    width: 100%;
    max-width: 100%;
  }

  .hero-badges {
    display: grid;
    grid-template-columns: 1fr;
    gap: 8px;
    margin-top: 24px;
  }

  .hero-badges li {
    text-align: center;
    padding: 10px 14px;
    font-size: 0.7rem;
  }

  .hero-scroll-hint {
    position: absolute;
    bottom: max(20px, env(safe-area-inset-bottom, 0px));
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    opacity: 0.85;
    z-index: 3;
  }

  .hero-scroll-line {
    height: 36px;
  }
}

@media (min-width: 680px) {
  .hero-badges {
    display: flex;
    flex-wrap: wrap;
  }
}

@media (display-mode: standalone) {
  :root {
    --page-gutter-mobile: max(24px, env(safe-area-inset-left, 0px), env(safe-area-inset-right, 0px));
  }

  .hero {
    padding-bottom: calc(80px + env(safe-area-inset-bottom, 0px));
  }

  .hero-scroll-hint {
    bottom: max(28px, env(safe-area-inset-bottom, 0px));
    opacity: 1;
  }
}