:root {
  --surface: #f7f9fb;
  --surface-low: #f2f4f6;
  --surface-high: #e6e8ea;
  --surface-white: #ffffff;
  --text: #191c1e;
  --muted: #505f76;
  --line: #c6c6cd;
  --primary: #0b1c30;
  --primary-dark: #000000;
  --accent: #d95f00;
  --accent-dark: #783200;
  --container: 1280px;
  --gutter: 24px;
  --radius: 6px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--surface);
  color: var(--text);
  font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 16px;
  line-height: 1.5;
}

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

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

.container {
  width: min(calc(100% - 32px), var(--container));
  margin-inline: auto;
}

.narrow {
  max-width: 880px;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(247, 249, 251, 0.96);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(10px);
}

.site-header__inner {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 24px;
  align-items: center;
  width: min(calc(100% - 32px), var(--container));
  min-height: 80px;
  margin-inline: auto;
}

.site-brand a,
.site-brand {
  color: var(--primary-dark);
  font-size: 24px;
  font-weight: 800;
  letter-spacing: 0;
}

.primary-nav ul {
  display: flex;
  justify-content: center;
  gap: 28px;
  padding: 0;
  margin: 0;
  list-style: none;
}

.primary-nav a,
.eyebrow,
.button,
.text-link,
.requirements-form label {
  font-family: "JetBrains Mono", ui-monospace, SFMono-Regular, Consolas, monospace;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

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

.primary-nav a:hover,
.text-link:hover {
  color: var(--primary-dark);
}

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

.skip-link:focus {
  left: 16px;
  top: 16px;
  z-index: 100;
  background: var(--surface-white);
  padding: 8px 12px;
}

.nav-toggle {
  display: none;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 12px 18px;
  border: 1px solid transparent;
  border-radius: var(--radius);
  cursor: pointer;
  transition: background 160ms ease, border-color 160ms ease, color 160ms ease;
}

.button--primary {
  background: var(--primary-dark);
  color: #fff;
}

.button--accent {
  background: var(--accent);
  color: #fff;
}

.button--accent:hover {
  background: var(--accent-dark);
}

.button--ghost {
  border-color: var(--primary-dark);
  color: var(--primary-dark);
  background: transparent;
}

.button-row {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
}

.support-rail {
  position: fixed;
  right: 0;
  top: 42%;
  z-index: 40;
  display: flex;
  flex-direction: column;
  border: 1px solid var(--line);
  border-right: 0;
  background: var(--surface-low);
}

.support-rail a {
  writing-mode: vertical-rl;
  padding: 14px 10px;
  border-bottom: 1px solid var(--line);
  color: var(--muted);
  font-family: "JetBrains Mono", monospace;
  font-size: 11px;
  text-transform: uppercase;
}

.hero {
  position: relative;
  min-height: 760px;
  display: flex;
  align-items: center;
  overflow: hidden;
}

.hero__media,
.hero__overlay {
  position: absolute;
  inset: 0;
}

.hero__media {
  background-position: center;
  background-size: cover;
  filter: grayscale(35%);
}

.hero__overlay {
  background: linear-gradient(90deg, rgba(247,249,251,0.98), rgba(247,249,251,0.82) 45%, rgba(247,249,251,0.2));
}

.hero__content {
  position: relative;
  z-index: 1;
  max-width: 1280px;
}

.hero__content > * {
  max-width: 760px;
}

h1,
h2,
h3 {
  margin: 0 0 16px;
  line-height: 1.12;
  letter-spacing: 0;
}

h1 {
  font-size: clamp(40px, 6vw, 72px);
  max-width: 840px;
}

h2 {
  font-size: clamp(28px, 4vw, 44px);
}

h3 {
  font-size: 22px;
}

p {
  margin: 0 0 20px;
  color: var(--muted);
}

.eyebrow {
  display: inline-flex;
  margin-bottom: 14px;
  color: var(--accent);
}

.section {
  padding: 88px 0;
}

.section--muted {
  background: var(--surface-low);
  border-block: 1px solid var(--line);
}

.section--split {
  border-block: 1px solid var(--line);
}

.section-heading {
  margin-bottom: 36px;
}

.section-heading > p:not(.eyebrow) {
  max-width: 760px;
}

.split-grid,
.cta-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: 48px;
  align-items: start;
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--gutter);
}

.card {
  min-height: 100%;
  padding: 28px;
  background: var(--surface-white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.card:hover {
  border-color: var(--primary-dark);
}

.card--media {
  display: grid;
  gap: 22px;
}

.card--media img,
.product-card img,
.single-hero__image img {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  border: 1px solid var(--line);
}

.product-card,
.solution-card {
  display: flex;
  flex-direction: column;
}

.text-link {
  margin-top: auto;
  color: var(--primary-dark);
}

.mini-specs {
  display: grid;
  gap: 12px;
  padding: 0;
  margin: 20px 0;
  list-style: none;
}

.mini-specs li {
  display: grid;
  gap: 4px;
  color: var(--muted);
}

.mini-specs strong {
  color: var(--text);
  font-family: "JetBrains Mono", monospace;
  font-size: 12px;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.feature-list {
  display: grid;
  gap: 16px;
}

.feature-list article,
.metrics-grid div {
  padding: 22px;
  border: 1px solid var(--line);
  background: var(--surface-white);
}

.feature-list strong,
.metrics-grid strong {
  display: block;
  margin-bottom: 6px;
  color: var(--text);
}

.feature-list span,
.metrics-grid span {
  color: var(--muted);
}

.metrics-grid,
.process-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: var(--gutter);
}

.chip-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.chip-row span {
  padding: 9px 14px;
  border: 1px solid var(--line);
  background: var(--surface-white);
  font-family: "JetBrains Mono", monospace;
  font-size: 13px;
}

.process-section {
  padding: 88px 0;
  background: var(--primary);
  color: #fff;
}

.process-section p {
  color: #c8d0db;
}

.process-grid article {
  position: relative;
  padding: 28px;
  border: 1px solid rgba(255,255,255,0.18);
}

.process-grid span {
  display: inline-flex;
  margin-bottom: 24px;
  color: #8fa4bc;
  font-family: "JetBrains Mono", monospace;
}

.archive-hero,
.single-hero {
  background: var(--surface-low);
  border-bottom: 1px solid var(--line);
}

.single-hero {
  padding-top: 96px;
}

.entry-content > * {
  margin-bottom: 20px;
}

.spec-table {
  width: 100%;
  margin: 24px 0 40px;
  border-collapse: collapse;
  background: var(--surface-white);
  border: 1px solid var(--line);
}

.spec-table th,
.spec-table td {
  padding: 14px 16px;
  border-bottom: 1px solid var(--line);
  text-align: left;
  vertical-align: top;
}

.spec-table th {
  width: 34%;
  background: var(--surface-low);
  font-family: "JetBrains Mono", monospace;
  font-size: 13px;
  text-transform: uppercase;
}

.spec-table td {
  font-family: "JetBrains Mono", monospace;
}

.faq-list {
  display: grid;
  gap: 12px;
}

.faq-list details {
  padding: 18px;
  border: 1px solid var(--line);
  background: var(--surface-white);
}

.cta-section {
  background: var(--primary-dark);
  color: #fff;
}

.cta-section p {
  color: #c8d0db;
}

.requirements-form {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.requirements-form label {
  display: grid;
  gap: 8px;
  color: #fff;
}

.requirements-form input {
  width: 100%;
  min-height: 46px;
  padding: 10px 12px;
  border: 1px solid #677386;
  border-radius: var(--radius);
  background: #111827;
  color: #fff;
  font: 400 15px/1.3 Inter, sans-serif;
}

.requirements-form input[type="hidden"] {
  display: none;
}

.requirements-form input:focus {
  outline: 2px solid var(--accent);
  border-color: var(--accent);
}

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

.form-notice {
  padding: 14px 16px;
  margin-bottom: 18px;
  border: 1px solid rgba(255,255,255,0.24);
  background: rgba(255,255,255,0.08);
  color: #fff;
}

.site-footer {
  padding: 64px 0;
  background: #070b12;
  color: #fff;
}

.site-footer__grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr 1fr;
  gap: 36px;
}

.site-footer h2,
.site-footer h3 {
  margin-bottom: 12px;
}

.site-footer p,
.site-footer a {
  color: #c8d0db;
}

.site-footer ul {
  display: grid;
  gap: 8px;
  padding: 0;
  margin: 0;
  list-style: none;
}

.pagination,
.nav-links {
  display: flex;
  justify-content: center;
  gap: 10px;
  padding: 0 0 60px;
}

.page-numbers {
  padding: 8px 12px;
  border: 1px solid var(--line);
  background: var(--surface-white);
}

@media (max-width: 980px) {
  .site-header__inner {
    grid-template-columns: auto auto;
  }

  .header-cta {
    display: none;
  }

  .nav-toggle {
    display: inline-grid;
    gap: 5px;
    width: 42px;
    height: 42px;
    margin-left: auto;
    place-content: center;
    border: 1px solid var(--line);
    background: var(--surface-white);
  }

  .nav-toggle span {
    display: block;
    width: 20px;
    height: 2px;
    background: var(--text);
  }

  .primary-nav {
    display: none;
    grid-column: 1 / -1;
    width: 100%;
    padding: 0 0 18px;
  }

  .primary-nav.is-open {
    display: block;
  }

  .primary-nav ul {
    display: grid;
    justify-content: stretch;
    gap: 0;
  }

  .primary-nav a {
    display: block;
    padding: 13px 0;
    border-top: 1px solid var(--line);
  }

  .support-rail {
    display: none;
  }

  .hero {
    min-height: 660px;
  }

  .split-grid,
  .cta-grid,
  .site-footer__grid {
    grid-template-columns: 1fr;
  }

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

@media (max-width: 640px) {
  .section,
  .process-section {
    padding: 60px 0;
  }

  h1 {
    font-size: 38px;
  }

  h2 {
    font-size: 28px;
  }

  .card-grid,
  .metrics-grid,
  .process-grid,
  .requirements-form {
    grid-template-columns: 1fr;
  }

  .card {
    padding: 22px;
  }

  .button-row {
    display: grid;
  }

  .spec-table th,
  .spec-table td {
    display: block;
    width: 100%;
  }
}