:root {
  --bg: #0b0d0c;
  --surface-a: #14171a;
  --surface-b: #1b1f22;
  --grid-line: rgba(255, 255, 255, 0.06);
  --border-line: rgba(255, 255, 255, 0.1);
  --text-main: #edefea;
  --text-muted: #8b9089;
  --accent: #8cff9e;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
}

body {
  color: var(--text-main);
  background-color: var(--bg);
  background-image:
    linear-gradient(var(--grid-line) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid-line) 1px, transparent 1px);
  background-size: 48px 48px;
  font-family: Inter, sans-serif;
  line-height: 1.55;
}

a {
  color: inherit;
  text-decoration: none;
}

.container {
  width: min(1120px, 92vw);
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  border-bottom: 1px solid var(--border-line);
  background: rgba(11, 13, 12, 0.94);
}

.header-inner {
  min-height: 74px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
}

.brand-logo {
  width: 34px;
  height: 34px;
  border-radius: 4px;
  object-fit: cover;
  border: 1px solid var(--border-line);
}

.brand-text {
  font-family: "Space Grotesk", sans-serif;
  font-size: 1rem;
  letter-spacing: 0.03em;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 20px;
  color: var(--text-muted);
  font-size: 0.95rem;
}

.site-nav a:hover {
  color: var(--text-main);
}

.btn {
  border: 1px solid var(--border-line);
  padding: 10px 16px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.78rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  transition: background-color 180ms ease, border-color 180ms ease, color 180ms ease;
}

.btn-primary {
  background: var(--accent);
  color: #111311;
  border-color: var(--accent);
}

.btn-primary:hover {
  background: transparent;
  color: var(--accent);
}

.btn-ghost {
  color: var(--text-main);
}

.btn-ghost:hover {
  border-color: var(--accent);
  color: var(--accent);
}

.hero {
  padding: 88px 0 64px;
  border-bottom: 1px solid var(--border-line);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 48px;
}

.eyebrow {
  margin: 0 0 12px;
  color: var(--text-muted);
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.74rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

h1,
h2,
h3 {
  margin: 0;
  font-family: "Space Grotesk", sans-serif;
  line-height: 1.15;
}

h1 {
  font-size: clamp(2rem, 5vw, 3.7rem);
  max-width: 16ch;
}

.hero-description {
  margin: 22px 0 0;
  max-width: 60ch;
  color: var(--text-muted);
}

.hero-actions {
  margin-top: 26px;
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.hero-signature {
  position: relative;
  min-height: 320px;
  border: 1px solid var(--border-line);
  background: var(--surface-a);
  overflow: hidden;
}

.hud-tag {
  position: absolute;
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  border: 1px solid var(--border-line);
  padding: 7px 10px;
  background: var(--surface-b);
}

.hud-tag-top {
  top: 12px;
  left: 12px;
}

.hud-tag-mid {
  right: 12px;
  top: 46%;
}

.hud-tag-bottom {
  bottom: 12px;
  left: 12px;
  color: var(--accent);
  border-color: rgba(140, 255, 158, 0.35);
}

.iso-cube {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  perspective: 900px;
}

.cube-layer {
  position: absolute;
  width: 134px;
  height: 134px;
  border: 1px solid var(--border-line);
  transform-style: preserve-3d;
  transform: rotateX(56deg) rotateZ(45deg);
  background: rgba(27, 31, 34, 0.85);
  opacity: 0;
  animation: layer-build 780ms ease forwards;
}

.cube-layer::before,
.cube-layer::after {
  content: "";
  position: absolute;
  border: 1px solid var(--border-line);
  background: var(--surface-b);
}

.cube-layer::before {
  width: 100%;
  height: 28px;
  left: 0;
  top: 100%;
  transform-origin: top;
  transform: skewX(-45deg);
}

.cube-layer::after {
  width: 28px;
  height: 100%;
  left: 100%;
  top: 0;
  transform-origin: left;
  transform: skewY(-45deg);
}

.layer-1 {
  animation-delay: 60ms;
  transform: translateY(76px) rotateX(56deg) rotateZ(45deg);
}

.layer-2 {
  animation-delay: 170ms;
  transform: translateY(44px) rotateX(56deg) rotateZ(45deg);
}

.layer-3 {
  animation-delay: 280ms;
  transform: translateY(12px) rotateX(56deg) rotateZ(45deg);
}

.layer-4 {
  animation-delay: 390ms;
  transform: translateY(-20px) rotateX(56deg) rotateZ(45deg);
}

.layer-5 {
  animation-delay: 500ms;
  transform: translateY(-52px) rotateX(56deg) rotateZ(45deg);
}

.layer-6 {
  animation-delay: 610ms;
  transform: translateY(-84px) rotateX(56deg) rotateZ(45deg);
  border-color: rgba(140, 255, 158, 0.5);
}

@keyframes layer-build {
  from {
    opacity: 0;
    filter: grayscale(0.6);
  }
  to {
    opacity: 1;
    filter: grayscale(0);
  }
}

.section {
  padding: 76px 0;
  border-bottom: 1px solid var(--border-line);
}

h2 {
  font-size: clamp(1.6rem, 4vw, 2.5rem);
  max-width: 24ch;
}

.section-description {
  max-width: 62ch;
  color: var(--text-muted);
}

.service-grid {
  margin-top: 28px;
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

.service-card {
  background: var(--surface-a);
  border: 1px solid var(--border-line);
  padding: 22px;
}

.service-index {
  margin: 0 0 16px;
  font-family: "IBM Plex Mono", monospace;
  color: var(--accent);
}

.service-card h3 {
  font-size: 1.35rem;
}

.service-card p {
  color: var(--text-muted);
}

.process-list {
  margin: 32px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  counter-reset: process;
}

.process-list li {
  background: var(--surface-a);
  border: 1px solid var(--border-line);
  padding: 22px;
  position: relative;
}

.process-list li::before {
  counter-increment: process;
  content: "0" counter(process);
  position: absolute;
  top: 14px;
  right: 16px;
  font-family: "IBM Plex Mono", monospace;
  color: var(--accent);
  font-size: 0.78rem;
}

.process-list h3 {
  font-size: 1.2rem;
  margin-bottom: 8px;
}

.process-list p {
  margin: 0;
  color: var(--text-muted);
}

.section-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}

.portfolio-grid {
  margin-top: 26px;
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

.portfolio-card {
  border: 1px solid var(--border-line);
  background: var(--surface-a);
  overflow: hidden;
}

.portfolio-card img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  display: block;
}

.portfolio-card-body {
  padding: 16px;
}

.portfolio-tag {
  display: inline-block;
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.7rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 10px;
}

.portfolio-card h3 {
  font-size: 1.2rem;
}

.portfolio-card p {
  margin: 10px 0 0;
  color: var(--text-muted);
}

.portfolio-empty {
  border: 1px dashed var(--border-line);
  padding: 26px;
  color: var(--text-muted);
  background: var(--surface-a);
}

.quote-form {
  margin-top: 28px;
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}

.quote-form label {
  display: grid;
  gap: 8px;
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-muted);
}

.quote-form input,
.quote-form textarea {
  border: 1px solid var(--border-line);
  background: var(--surface-a);
  color: var(--text-main);
  padding: 12px;
  font-family: Inter, sans-serif;
  font-size: 1rem;
}

.quote-form input:focus,
.quote-form textarea:focus {
  outline: none;
  border-color: rgba(140, 255, 158, 0.75);
}

.quote-form .full {
  grid-column: 1 / -1;
}

.form-feedback {
  margin: 4px 0 0;
  color: var(--text-muted);
  min-height: 24px;
}

.site-footer {
  padding: 44px 0 56px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  color: var(--text-muted);
}

.footer-title {
  margin: 0 0 10px;
  color: var(--text-main);
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.site-footer a:hover {
  color: var(--accent);
}

@media (min-width: 860px) {
  .hero-grid {
    grid-template-columns: 1.1fr 0.9fr;
    align-items: center;
  }

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

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

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

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

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

@media (max-width: 840px) {
  .site-nav {
    display: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation: none !important;
    transition: none !important;
    scroll-behavior: auto !important;
  }
}