:root {
  --bg: #070b12;
  --bg-2: #0c121c;
  --panel: #101826;
  --line: #243044;
  --text: #e8eef7;
  --muted: #8b9bb3;
  --accent: #3ee0d4;
  --accent-2: #4c8dff;
  --mono: "IBM Plex Mono", ui-monospace, monospace;
  --sans: "Noto Sans SC", "IBM Plex Sans", system-ui, sans-serif;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--text);
  background: var(--bg);
  font-family: var(--sans);
  line-height: 1.65;
}

.grid-bg {
  position: fixed;
  inset: 0;
  z-index: -1;
  background-image:
    linear-gradient(rgba(36, 48, 68, 0.35) 1px, transparent 1px),
    linear-gradient(90deg, rgba(36, 48, 68, 0.35) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(ellipse at 50% 0%, #000 20%, transparent 75%);
}

a {
  color: var(--accent);
  text-decoration: none;
}

.skip {
  position: absolute;
  left: -999px;
}

.wrap {
  width: min(1120px, calc(100% - 40px));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  backdrop-filter: blur(14px);
  background: rgba(7, 11, 18, 0.86);
  border-bottom: 1px solid var(--line);
}

.header-inner {
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 12px 0;
}

.brand {
  display: flex;
  gap: 10px;
  align-items: center;
  color: var(--text);
  margin-right: auto;
}

.brand-mark {
  width: 34px;
  height: 34px;
  display: grid;
  place-items: center;
  border: 1px solid var(--accent);
  color: var(--accent);
  font-family: var(--mono);
  font-size: 12px;
}

.brand-text {
  display: flex;
  flex-direction: column;
  line-height: 1.15;
}

.brand-text em {
  font-style: normal;
  font-family: var(--mono);
  font-size: 11px;
  color: var(--muted);
  letter-spacing: 0.16em;
}

.site-nav {
  display: flex;
  gap: 16px;
  font-size: 14px;
}

.site-nav a {
  color: var(--muted);
}

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

.lang {
  display: flex;
  border: 1px solid var(--line);
}

.lang button {
  background: transparent;
  color: var(--muted);
  border: 0;
  padding: 6px 10px;
  cursor: pointer;
  font: inherit;
}

.lang button[aria-current="true"] {
  background: var(--accent);
  color: #04120f;
}

.nav-toggle {
  display: none;
  background: transparent;
  color: var(--text);
  border: 1px solid var(--line);
  padding: 8px 10px;
}

#top,
#business,
#lines,
#cross,
#company,
#contact {
  scroll-margin-top: 72px;
}

.hero {
  padding: 72px 0 40px;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.4fr 0.8fr;
  gap: 36px;
  align-items: start;
}

h1,
h2,
h3 {
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.25;
}

h1 {
  font-size: clamp(32px, 5vw, 52px);
  margin: 10px 0 16px;
}

h2 {
  font-size: clamp(24px, 3vw, 34px);
  margin: 8px 0 16px;
}

.kicker,
.mono,
.label {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
}

.lede,
.note,
.dim {
  color: var(--muted);
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 28px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 11px 16px;
  border: 1px solid var(--accent);
  font-size: 14px;
  cursor: pointer;
}

.btn.primary {
  background: var(--accent);
  color: #04120f;
}

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

.hero-panel {
  border: 1px solid var(--line);
  background: var(--panel);
  padding: 22px;
}

.hero-panel ul {
  padding-left: 18px;
  color: var(--muted);
}

.block {
  padding: 72px 0;
}

.block.alt {
  background: var(--bg-2);
  border-block: 1px solid var(--line);
}

.cards {
  display: grid;
  gap: 14px;
}

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

.cards article,
.maker,
.contact-box,
.cross-form {
  border: 1px solid var(--line);
  background: var(--panel);
  padding: 22px;
}

.maker {
  margin-top: 18px;
}

.maker-head {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  align-items: start;
}

.chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding: 0;
  list-style: none;
}

.chips li {
  border: 1px solid var(--line);
  padding: 6px 10px;
  font-size: 13px;
  color: var(--muted);
}

.links {
  display: flex;
  gap: 18px;
}

.ext {
  font-family: var(--mono);
  font-size: 12px;
  white-space: nowrap;
}

.cross-form {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}

.cross-form label {
  display: grid;
  gap: 6px;
  font-size: 13px;
  color: var(--muted);
}

.cross-form input,
.cross-form select,
.cross-form textarea {
  background: #070b12;
  border: 1px solid var(--line);
  color: var(--text);
  padding: 10px 12px;
  font: inherit;
}

.span2 {
  grid-column: span 2;
}

.form-actions {
  display: flex;
  align-items: center;
  gap: 16px;
}

.hint {
  margin: 0;
  color: var(--accent-2);
  font-size: 13px;
}

.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
}

.facts {
  margin: 0;
}

.facts div {
  border-top: 1px solid var(--line);
  padding: 14px 0;
}

.facts dt {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--accent);
  letter-spacing: 0.12em;
}

.facts dd {
  margin: 4px 0 0;
}

.email {
  display: inline-block;
  margin: 8px 0;
  font-size: 28px;
  color: var(--text);
}

.site-footer {
  border-top: 1px solid var(--line);
  padding: 24px 0 40px;
  color: var(--muted);
  font-size: 13px;
}

@media (max-width: 860px) {
  .nav-toggle {
    display: block;
  }

  .site-nav {
    display: none;
    position: absolute;
    left: 0;
    right: 0;
    top: 100%;
    flex-direction: column;
    padding: 12px 20px 18px;
    background: var(--bg);
    border-bottom: 1px solid var(--line);
  }

  .site-nav.open {
    display: flex;
  }

  .hero-grid,
  .cards.three,
  .split,
  .cross-form,
  .maker-head {
    grid-template-columns: 1fr;
  }

  .span2 {
    grid-column: auto;
  }
}