/* Shared tokens, page structure, and components for all five pages. */
:root {
  color-scheme: dark;
  --bg: #030303;
  --panel: #070707;
  --panel-soft: rgba(255, 255, 255, 0.018);
  --line: rgba(255, 255, 255, 0.14);
  --line-soft: rgba(255, 255, 255, 0.08);
  --text: #f7f7f7;
  --heading-soft: #dce4e7;
  --accent: #70ffe0;
  --accent-soft: rgba(112, 255, 224, 0.76);
  --accent-muted: rgba(112, 255, 224, 0.58);
  --muted: #a4a4a4;
  --dim: #747474;
  --font-body: "IBM Plex Sans", "Segoe UI", sans-serif;
  --font-mono: "IBM Plex Mono", Consolas, monospace;

  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 20px;
  --space-6: 24px;
  --space-8: 32px;
  --space-10: 40px;
  --space-12: 48px;
  --space-16: 64px;
  --space-20: 80px;
  --space-24: 96px;

  --page-gutter: clamp(32px, 6vw, 88px);
  --shell-space: var(--space-10);
  --section-space: var(--space-16);
  --hero-space: var(--space-20);
  --column-gap: var(--space-16);
  --content-gap: var(--space-8);
  --heading-gap: var(--space-6);
  --eyebrow-gap: var(--space-4);
  --card-padding: var(--space-6);
  --grid-gap: var(--space-4);
  --action-gap: var(--space-4);
}

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

html {
  min-height: 100%;
  background: var(--bg);
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--text);
  background: linear-gradient(180deg, #030303, #070707);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  letter-spacing: 0;
}

h1, h2, h3, p, figure, ul, ol, address {
  margin: 0;
}

h1, h2, h3 {
  color: var(--heading-soft);
  font-weight: 500;
  overflow-wrap: break-word;
}

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

button, input, textarea {
  font: inherit;
}

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

a, button {
  -webkit-tap-highlight-color: transparent;
}

a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: var(--space-1);
}

[id] {
  scroll-margin-top: var(--space-6);
}

.site-shell {
  width: 100%;
  max-width: 1760px;
  min-height: 100vh;
  margin-inline: auto;
  padding: var(--shell-space) var(--page-gutter);
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  overflow: hidden;
  clip-path: inset(50%);
  white-space: nowrap;
  border: 0;
}

.skip-link {
  position: fixed;
  top: var(--space-4);
  left: var(--page-gutter);
  z-index: 20;
  padding: var(--space-3) var(--space-4);
  background: var(--accent);
  color: var(--bg);
  transform: translateY(-200%);
}

.skip-link:focus {
  transform: translateY(0);
}

/* Header and footer share the same responsive rules on every page. */
.site-header,
.brand,
.nav-links,
.hero-actions {
  display: flex;
  align-items: center;
}

.site-header {
  justify-content: space-between;
  gap: var(--space-8);
}

.nav-toggle {
  display: none;
  align-items: center;
  justify-content: center;
  flex: none;
  width: 44px;
  height: 44px;
  padding: 0;
  border: 1px solid var(--line);
  border-radius: 4px;
  background: transparent;
  color: var(--accent);
  cursor: pointer;
}

.nav-toggle:hover {
  border-color: var(--accent-soft);
}

.nav-toggle-icon,
.nav-toggle-icon::before,
.nav-toggle-icon::after {
  width: 20px;
  height: 2px;
  background: currentColor;
}

.nav-toggle-icon {
  position: relative;
}

.nav-toggle-icon::before,
.nav-toggle-icon::after {
  position: absolute;
  left: 0;
  content: "";
}

.nav-toggle-icon::before {
  top: -6px;
}

.nav-toggle-icon::after {
  top: 6px;
}

.nav-toggle[aria-expanded="true"] .nav-toggle-icon {
  background: transparent;
}

.nav-toggle[aria-expanded="true"] .nav-toggle-icon::before {
  top: 0;
  transform: rotate(45deg);
}

.nav-toggle[aria-expanded="true"] .nav-toggle-icon::after {
  top: 0;
  transform: rotate(-45deg);
}

.brand {
  flex: none;
  gap: var(--space-2);
}

.brand-logo {
  width: 27px;
  height: 22px;
  object-fit: contain;
}

.brand-name,
.nav-links,
.eyebrow,
.card-label,
.site-footer {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
  line-height: 1.5;
  text-transform: uppercase;
}

.brand-name {
  color: #cfcfcf;
}

.nav-links {
  flex-wrap: wrap;
  justify-content: flex-end;
  column-gap: var(--space-8);
  row-gap: var(--space-2);
  color: var(--accent-soft);
}

.nav-links a {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
}

.nav-links a:hover,
.text-link:hover,
.site-footer a:hover,
.ghost-link:hover {
  color: var(--accent);
}

.nav-links a[aria-current="page"] {
  color: var(--accent);
  text-decoration: underline;
  text-underline-offset: var(--space-1);
}

.site-footer {
  display: grid;
  grid-template-columns: 1fr 2fr auto;
  align-items: start;
  gap: var(--content-gap);
  padding-top: var(--content-gap);
  color: var(--dim);
}

.site-footer > p,
.site-footer address span {
  color: var(--accent-soft);
}

.site-footer address {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-6);
  font-style: normal;
}

.site-footer address span {
  padding-left: var(--space-6);
  border-left: 1px solid var(--line-soft);
}

.site-footer a {
  display: inline-block;
  min-height: 44px;
  padding-top: var(--space-2);
  color: var(--muted);
  text-transform: none;
  overflow-wrap: anywhere;
}

/* Spacing belongs to the parent layout, with one gap per relationship. */
.hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  align-items: start;
  column-gap: var(--column-gap);
  row-gap: var(--content-gap);
  padding-block: var(--hero-space) var(--section-space);
  border-bottom: 1px solid var(--line);
}

.hero > *,
.hero-copy,
.section > *,
.card-grid > * {
  min-width: 0;
}

.hero-copy {
  max-width: 760px;
}

.eyebrow {
  color: var(--accent-soft);
}

.hero-copy > .eyebrow,
.section-heading > .eyebrow,
.final-cta .eyebrow {
  margin-bottom: var(--eyebrow-gap);
}

.hero h1 {
  color: var(--text);
  font-size: 32px;
  line-height: 1.12;
}

.hero-description {
  max-width: 680px;
  margin-top: var(--heading-gap);
  color: #b4b4b4;
}

.hero-actions {
  flex-wrap: wrap;
  gap: var(--action-gap);
  margin-top: var(--content-gap);
}

.primary-link,
.ghost-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-3);
  min-height: 56px;
  max-width: 100%;
  padding: var(--space-3) var(--space-6);
  border: 1px solid transparent;
  font-size: 13px;
  font-weight: 700;
  line-height: 1.4;
  text-align: center;
  cursor: pointer;
  transition: color 160ms ease, background 160ms ease, border-color 160ms ease;
}

.primary-link {
  background: var(--accent);
  border-color: var(--accent);
  color: #070707;
}

.primary-link:hover {
  background: var(--heading-soft);
  border-color: var(--heading-soft);
}

.ghost-link {
  padding-inline: 0;
  color: var(--text);
}

.primary-link span,
.ghost-link span,
.text-link span {
  flex: none;
}

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

.section--stack {
  display: grid;
  gap: var(--content-gap);
}

.section--split {
  display: grid;
  grid-template-columns: minmax(0, 0.48fr) minmax(0, 1fr);
  column-gap: var(--column-gap);
  row-gap: var(--content-gap);
  align-items: start;
}

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

.section-heading--wide {
  max-width: none;
}

.section-heading h2:not(.eyebrow),
.final-cta h2 {
  font-size: 32px;
  line-height: 1.16;
}

.section-heading > p:not(.eyebrow),
.final-cta p:not(.eyebrow) {
  margin-top: var(--heading-gap);
  color: var(--muted);
  font-size: 15px;
}

.section-heading > .eyebrow:only-child {
  margin-bottom: 0;
}

.card-grid {
  display: grid;
  gap: var(--grid-gap);
  padding: 0;
  list-style: none;
}

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

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

.card-grid--four {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.card-grid--five {
  grid-template-columns: repeat(5, minmax(0, 1fr));
}

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

.card-label {
  display: block;
  color: var(--accent-soft);
  font-size: 10px;
}

.card h3 {
  margin-top: var(--space-4);
  font-size: 20px;
  line-height: 1.2;
}

.card p {
  margin-top: var(--space-3);
  color: var(--muted);
  font-size: 14px;
  line-height: 1.55;
}

.card .card-note {
  margin-top: var(--space-4);
  color: var(--accent-soft);
  font-size: 12px;
}

.final-cta {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  column-gap: var(--column-gap);
  row-gap: var(--content-gap);
}

.final-cta > div {
  max-width: 680px;
}

.final-cta-actions {
  display: grid;
  gap: var(--space-2);
  width: 100%;
  min-width: 0;
}

.product-disclaimer {
  margin-top: var(--content-gap);
  color: var(--dim);
  font-size: 12px;
  line-height: 1.6;
}

/* Home. */
.hero--home {
  position: relative;
  grid-template-columns: minmax(0, 1fr) minmax(160px, 0.3fr);
  padding-top: calc(var(--hero-space) / 2);
}

.hero h1 span {
  color: var(--heading-soft);
}

.hero-cross {
  position: relative;
  align-self: center;
  justify-self: center;
  width: 160px;
  aspect-ratio: 1;
  opacity: 0.65;
}

.cross-line {
  position: absolute;
  display: block;
  background: var(--accent-muted);
}

.cross-line-x {
  top: 50%;
  width: 100%;
  height: 2px;
}

.cross-line-y {
  left: 50%;
  height: 100%;
  width: 2px;
}

.direction-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--space-8);
}

.direction-card {
  display: flex;
  flex-direction: column;
  align-items: start;
  gap: var(--space-4);
  min-width: 0;
}

.direction-card + .direction-card {
  padding-left: var(--space-8);
  border-left: 1px solid var(--line-soft);
}

.direction-card h3 {
  font-size: 22px;
  font-weight: 600;
  line-height: 1.2;
}

.direction-card p {
  color: var(--muted);
  font-size: 14px;
  line-height: 1.55;
}

.direction-card .direction-note {
  color: var(--accent-soft);
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 600;
  text-transform: uppercase;
}

.text-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  min-height: 44px;
  margin-top: auto;
  color: var(--accent-soft);
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
}

/* Contacts: explanatory text lives in HTML, never in pseudo-elements. */
.contact-note {
  margin-top: var(--heading-gap);
  color: var(--accent-soft);
  font-family: var(--font-mono);
  font-size: 11px;
}

.contact-form {
  display: grid;
  gap: var(--space-6);
  padding: var(--card-padding);
  border: 1px solid var(--line);
  background: var(--panel-soft);
}

.contact-form label {
  display: grid;
  gap: var(--space-2);
  min-width: 0;
}

.contact-form label > span {
  color: var(--accent-soft);
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
}

.contact-form input,
.contact-form textarea {
  width: 100%;
  min-width: 0;
  padding: var(--space-3) var(--space-4);
  border: 1px solid var(--line-soft);
  border-radius: 0;
  background: rgba(0, 0, 0, 0.22);
  color: var(--text);
  font-size: 16px;
}

.contact-form input {
  min-height: 48px;
}

.contact-form textarea {
  resize: vertical;
}

.contact-form input::placeholder,
.contact-form textarea::placeholder {
  color: var(--dim);
}

.contact-form input:focus,
.contact-form textarea:focus {
  border-color: var(--accent);
}

.contact-form .primary-link {
  justify-self: start;
}

.form-note {
  color: var(--muted);
  font-size: 13px;
  overflow-wrap: anywhere;
}

/* Tablet: shared geometry changes once, at the same width on every page. */
@media (max-width: 1200px) {
  .card-grid--five {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .section--split .card-grid--three {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 1024px) {
  :root {
    --page-gutter: var(--space-8);
    --shell-space: var(--space-8);
    --section-space: var(--space-12);
    --hero-space: var(--space-16);
    --column-gap: var(--space-10);
  }

  .site-header {
    flex-wrap: wrap;
    column-gap: var(--space-4);
    row-gap: 0;
  }

  .nav-links {
    flex-basis: 100%;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    margin-top: var(--space-3);
    padding-block: var(--space-2);
    border-block: 1px solid var(--line-soft);
  }

  .nav-links a {
    padding-inline: var(--space-3);
  }

  .nav-links a[aria-current="page"] {
    background: var(--panel-soft);
  }

  .nav-ready .nav-toggle {
    display: inline-flex;
  }

  .nav-ready .nav-toggle[aria-expanded="false"] + .nav-links {
    display: none;
  }

  .hero,
  .section--split {
    grid-template-columns: minmax(0, 1fr);
  }

  .hero--home {
    grid-template-columns: minmax(0, 1fr) 120px;
  }

  .hero-cross {
    width: 120px;
  }

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

  .final-cta {
    grid-template-columns: minmax(0, 1fr);
    justify-items: start;
  }

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

@media (max-width: 720px) {
  :root {
    --page-gutter: var(--space-5);
    --shell-space: var(--space-6);
    --section-space: var(--space-10);
    --hero-space: var(--space-12);
    --column-gap: var(--space-8);
    --content-gap: var(--space-6);
    --heading-gap: var(--space-4);
    --eyebrow-gap: var(--space-3);
    --card-padding: var(--space-5);
    --action-gap: var(--space-3);
  }

  .hero--home,
  .direction-grid,
  .card-grid--two,
  .card-grid--three,
  .card-grid--four,
  .card-grid--five,
  .section--split .card-grid--three {
    grid-template-columns: minmax(0, 1fr);
  }

  .hero h1 {
    font-size: 30px;
    line-height: 1.14;
  }

  .section-heading h2:not(.eyebrow),
  .final-cta h2 {
    font-size: 28px;
  }

  .hero--home br {
    display: none;
  }

  .hero-cross {
    display: none;
  }

  .hero-actions {
    flex-direction: column;
    align-items: stretch;
  }

  .primary-link,
  .contact-form .primary-link {
    width: 100%;
  }

  .ghost-link {
    justify-content: flex-start;
    min-height: 44px;
  }

  .direction-card + .direction-card {
    padding-top: var(--content-gap);
    padding-left: 0;
    border-top: 1px solid var(--line-soft);
    border-left: 0;
  }

  .direction-grid {
    gap: var(--content-gap);
  }

  .site-footer address {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-4);
  }

  .site-footer address span {
    flex: 1 1 auto;
    min-width: 0;
    max-width: 100%;
    padding-top: var(--space-4);
    padding-left: 0;
    border-top: 1px solid var(--line-soft);
    border-left: 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  a, button {
    transition: none;
  }
}