:root {
  --bg: #070b14;
  --bg-2: #0b1320;
  --ink: #f6f8fb;
  --muted: #aab7c8;
  --soft: rgba(255, 255, 255, .08);
  --line: rgba(255, 255, 255, .13);
  --accent: #f5d941;
  --accent-2: #49d2ff;
  --panel: rgba(12, 21, 34, .72);
  --shadow: 0 24px 80px rgba(0, 0, 0, .42);
}

* { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  background: var(--bg);
}

body {
  margin: 0;
  color: var(--ink);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  letter-spacing: 0;
  background:
    radial-gradient(circle at 82% 8%, rgba(73, 210, 255, .18), transparent 34rem),
    radial-gradient(circle at 18% 34%, rgba(245, 217, 65, .16), transparent 24rem),
    linear-gradient(180deg, #070b14 0%, #09111e 44%, #05070d 100%);
  overflow-x: hidden;
}

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

img {
  display: block;
  max-width: 100%;
}

#field {
  position: fixed;
  inset: 0;
  z-index: -1;
  opacity: .75;
  pointer-events: none;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 24px;
  width: min(1180px, calc(100% - 32px));
  margin: 0 auto;
  padding: 18px 0;
  border-bottom: 1px solid var(--line);
  background: rgba(5, 10, 18, .82);
  backdrop-filter: blur(18px);
}

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

.brand img {
  width: 168px;
  height: auto;
}

nav {
  display: flex;
  justify-content: center;
  gap: clamp(16px, 4vw, 42px);
  color: var(--muted);
  font-size: 14px;
}

nav a,
.language-link {
  transition: color .2s ease;
}

nav a:hover,
.language-link:hover {
  color: var(--ink);
}

.language-link {
  min-width: 44px;
  min-height: 44px;
  display: inline-grid;
  place-items: center;
  border: 1px solid var(--line);
  border-radius: 8px;
  color: var(--accent);
  font-weight: 800;
  background: rgba(255, 255, 255, .04);
}

main {
  width: min(1180px, calc(100% - 32px));
  margin: 0 auto;
}

.hero {
  min-height: min(690px, calc(100vh - 74px));
  display: grid;
  grid-template-columns: minmax(0, .82fr) minmax(420px, 1.18fr);
  align-items: center;
  gap: clamp(28px, 5vw, 62px);
  padding: 48px 0 34px;
}

.hero-copy {
  position: relative;
  z-index: 2;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  max-width: 650px;
  margin-bottom: 24px;
  font-size: clamp(42px, 5.3vw, 72px);
  line-height: .95;
  font-weight: 900;
}

h2 {
  margin-bottom: 18px;
  font-size: clamp(34px, 5vw, 66px);
  line-height: .98;
  font-weight: 880;
}

h3 {
  margin-bottom: 12px;
  font-size: 20px;
  line-height: 1.15;
}

p {
  color: var(--muted);
  font-size: 17px;
  line-height: 1.7;
}

.hero-copy p {
  max-width: 620px;
  font-size: clamp(18px, 2vw, 22px);
  color: #d6deea;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 34px;
}

.button {
  min-height: 48px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0 20px;
  border-radius: 8px;
  border: 1px solid var(--line);
  font-weight: 800;
  font-size: 14px;
  transition: transform .2s ease, border-color .2s ease, background .2s ease;
}

.button:hover {
  transform: translateY(-2px);
}

.button.primary {
  color: #111300;
  border-color: rgba(245, 217, 65, .8);
  background: linear-gradient(135deg, #fff27b, var(--accent));
  box-shadow: 0 16px 42px rgba(245, 217, 65, .2);
}

.button.ghost {
  color: var(--ink);
  background: rgba(255, 255, 255, .06);
}

.hero-visual {
  position: relative;
  transform-style: preserve-3d;
}

.hero-visual img,
.industry-visual img,
.portfolio-visual img {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow);
}

.hero-visual img {
  animation: floatFrame 8s ease-in-out infinite;
  aspect-ratio: 16 / 9;
}

.signal-orbit {
  position: absolute;
  right: 8%;
  top: 8%;
  width: clamp(120px, 18vw, 240px);
  aspect-ratio: 1;
  border: 1px solid rgba(245, 217, 65, .42);
  border-radius: 50%;
  animation: spin 14s linear infinite;
}

.signal-orbit::before,
.signal-orbit::after {
  content: "";
  position: absolute;
  border-radius: 50%;
}

.signal-orbit::before {
  inset: 18%;
  border: 1px dashed rgba(73, 210, 255, .38);
}

.signal-orbit::after {
  width: 16px;
  height: 16px;
  right: 9%;
  top: 22%;
  background: var(--accent);
  box-shadow: 0 0 28px var(--accent);
}

.intro-band {
  margin: 0 0 72px;
  padding: clamp(26px, 5vw, 54px);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.intro-band p {
  max-width: 1050px;
  margin: 0;
  color: var(--ink);
  font-size: clamp(26px, 4vw, 48px);
  line-height: 1.12;
  font-weight: 760;
}

.split-section,
.image-section,
.contact-section {
  display: grid;
  grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr);
  gap: clamp(28px, 6vw, 76px);
  align-items: start;
  padding: 88px 0;
}

.image-section {
  grid-template-columns: minmax(0, 1.1fr) minmax(0, .9fr);
}

.section-index {
  display: inline-block;
  margin-bottom: 18px;
  color: var(--accent);
  font-size: 13px;
  font-weight: 900;
  letter-spacing: .16em;
}

.service-grid,
.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.service-grid article,
.portfolio-grid article,
.process-rail article {
  min-height: 180px;
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: linear-gradient(180deg, rgba(255, 255, 255, .075), rgba(255, 255, 255, .035));
  box-shadow: 0 20px 60px rgba(0, 0, 0, .16);
}

.tick-list {
  display: grid;
  gap: 14px;
  padding: 0;
  margin: 28px 0 0;
  list-style: none;
}

.tick-list li {
  position: relative;
  padding-left: 28px;
  color: #d9e2ed;
  line-height: 1.55;
}

.tick-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .45em;
  width: 11px;
  height: 11px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 20px rgba(245, 217, 65, .5);
}

.portfolio-section,
.process-section {
  padding: 88px 0;
}

.centered {
  max-width: 760px;
  margin: 0 auto 34px;
  text-align: center;
}

.portfolio-visual {
  margin-bottom: 18px;
}

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

.process-section {
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.process-rail {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
  margin-top: 32px;
}

.process-rail strong {
  display: block;
  color: var(--accent);
  margin-bottom: 30px;
}

.process-rail span {
  display: block;
  font-size: 19px;
  font-weight: 840;
  margin-bottom: 10px;
}

.contact-section {
  align-items: center;
  padding-bottom: 92px;
}

.contact-copy a {
  color: var(--accent);
  font-weight: 850;
}

.contact-form {
  display: grid;
  gap: 14px;
  padding: clamp(20px, 4vw, 34px);
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
  box-shadow: var(--shadow);
}

.form-status {
  display: none;
  margin: 0;
  padding: 14px;
  border: 1px solid rgba(245, 217, 65, .32);
  border-radius: 8px;
  background: rgba(245, 217, 65, .1);
  color: #fff6a8;
  font-size: 14px;
  line-height: 1.5;
}

.form-status.is-visible {
  display: block;
}

.form-status.is-error {
  border-color: rgba(255, 120, 120, .42);
  background: rgba(255, 120, 120, .1);
  color: #ffd0d0;
}

label {
  display: grid;
  gap: 7px;
  color: #dce6f2;
  font-size: 13px;
  font-weight: 800;
}

input,
select,
textarea {
  width: 100%;
  border: 1px solid rgba(255, 255, 255, .18);
  border-radius: 8px;
  background: rgba(2, 6, 12, .72);
  color: var(--ink);
  padding: 14px 14px;
  font: inherit;
  outline: none;
}

textarea {
  resize: vertical;
}

input:focus,
select:focus,
textarea:focus {
  border-color: rgba(245, 217, 65, .8);
  box-shadow: 0 0 0 3px rgba(245, 217, 65, .13);
}

footer {
  width: min(1180px, calc(100% - 32px));
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 14px;
  margin: 0 auto;
  padding: 32px 0 44px;
  border-top: 1px solid var(--line);
  color: var(--muted);
}

footer a {
  color: var(--ink);
}

.js [data-reveal] {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity .7s ease, transform .7s ease;
}

.js [data-reveal].is-visible {
  opacity: 1;
  transform: translateY(0);
}

@keyframes floatFrame {
  0%, 100% { transform: translateY(0) rotateX(0) rotateY(0); }
  50% { transform: translateY(-14px) rotateX(1deg) rotateY(-1.8deg); }
}

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

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
    scroll-behavior: auto !important;
    transition-duration: .01ms !important;
  }
}

@media (max-width: 900px) {
  .site-header {
    grid-template-columns: 1fr auto;
    padding-top: 12px;
  }

  nav {
    grid-column: 1 / -1;
    order: 3;
    justify-content: flex-start;
    overflow-x: auto;
    padding-bottom: 4px;
  }

  .hero,
  .split-section,
  .image-section,
  .contact-section {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: auto;
    padding-top: 38px;
  }

  .image-section .industry-visual {
    order: 2;
  }

  .service-grid,
  .portfolio-grid,
  .process-rail {
    grid-template-columns: 1fr;
  }

}

@media (max-width: 560px) {
  main,
  .site-header,
  footer {
    width: min(100% - 22px, 1180px);
  }

  .brand img {
    width: 132px;
  }

  nav {
    gap: 18px;
    font-size: 13px;
  }

  h1 {
    font-size: 43px;
  }

  .intro-band,
  .split-section,
  .image-section,
  .portfolio-section,
  .process-section {
    padding-top: 74px;
    padding-bottom: 74px;
  }

  .intro-band {
    margin-bottom: 44px;
  }

  .hero-actions .button {
    width: 100%;
  }
}