:root {
  --gl-bg: #e8ecf0;
  --gl-bg-alt: #dce2ea;
  --gl-surface: #f4f6f8;
  --gl-surface-raised: #ffffff;
  --gl-ink: #1a1f26;
  --gl-ink-muted: #5c6570;
  --gl-ink-subtle: #8a939e;
  --gl-accent: #0a84ff;
  --gl-accent-ink: #ffffff;
  --gl-line: rgba(26, 31, 38, 0.12);
  --gl-panel: #141820;
  --gl-glow: rgba(10, 132, 255, 0.35);
  --gl-radius: 0.625rem;
  --gl-radius-lg: 1.25rem;
  --gl-radius-pill: 9999px;
  --gl-border: 1px;
  --gl-duration-fast: 150ms;
  --gl-duration: 280ms;
  --gl-duration-slow: 700ms;
  --gl-ease: cubic-bezier(0.16, 1, 0.3, 1);
  --gl-font-display: "Segoe UI", system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
  --gl-font-body: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --gl-font-mono: ui-monospace, "Cascadia Code", "Segoe UI Mono", monospace;
  --rail-width: 17.5rem;
  --content-max: 72rem;
  --hero-visual-max-h-desktop: 55vh;
  --hero-visual-max-h-tablet: 44vh;
  --hero-visual-max-h-mobile: 38vh;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  background: var(--gl-bg);
  color: var(--gl-ink);
  font-family: var(--gl-font-body);
  font-size: 1rem;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

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

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

.page-shell {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  min-height: 100vh;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  background: color-mix(in srgb, var(--gl-surface-raised) 92%, transparent);
  border-bottom: var(--gl-border) solid var(--gl-line);
  backdrop-filter: blur(10px);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  max-width: calc(var(--content-max) + var(--rail-width));
  margin: 0 auto;
  padding: 0.75rem 1.25rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  font-family: var(--gl-font-display);
  font-weight: 600;
  letter-spacing: -0.02em;
}

.brand-logo {
  flex: 0 0 auto;
  width: 3rem;
  height: 3rem;
  max-width: 64px;
  max-height: 64px;
  border-radius: var(--gl-radius);
  background:
    linear-gradient(145deg, color-mix(in srgb, var(--gl-accent) 18%, #fff), #fff 55%),
    var(--gl-surface);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.9),
    inset 0 -2px 4px rgba(26, 31, 38, 0.06),
    0 1px 2px rgba(26, 31, 38, 0.08);
  position: relative;
}

.brand-logo::after {
  content: "";
  position: absolute;
  inset: 0.55rem;
  border: 2px solid var(--gl-accent);
  border-radius: 0.35rem;
  opacity: 0.85;
}

.brand small {
  display: block;
  font-size: 0.72rem;
  font-weight: 500;
  color: var(--gl-ink-muted);
  letter-spacing: 0;
}

.site-header nav {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 0.35rem 1.25rem;
}

.site-header nav a,
.header-cta {
  font-size: 0.92rem;
  font-weight: 500;
  color: var(--gl-ink);
  transition: color var(--gl-duration-fast) var(--gl-ease);
}

.site-header nav a:hover,
.header-cta:hover {
  color: var(--gl-accent);
}

.header-cta {
  flex-shrink: 0;
  padding: 0.55rem 1.1rem;
  border-radius: var(--gl-radius-pill);
  border: var(--gl-border) solid var(--gl-line);
  background: var(--gl-surface-raised);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.85),
    0 1px 2px rgba(26, 31, 38, 0.06);
}

.page-main {
  width: 100%;
}

main {
  width: 100%;
}

.section-inner {
  width: min(100% - 2rem, var(--content-max));
  margin-inline: auto;
}

.section {
  padding: 4rem 0;
  position: relative;
}

.section:nth-of-type(even) {
  background: linear-gradient(180deg, var(--gl-bg-alt), var(--gl-bg));
}

.section-heading {
  max-width: 46rem;
  margin-bottom: 2rem;
}

.section-kicker {
  display: inline-block;
  margin-bottom: 0.75rem;
  padding: 0.35rem 0.85rem;
  border-radius: var(--gl-radius-pill);
  border: var(--gl-border) solid var(--gl-line);
  background: var(--gl-surface-raised);
  font-family: var(--gl-font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--gl-accent);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.8);
}

.section-heading h2 {
  margin: 0 0 1rem;
  font-family: var(--gl-font-display);
  font-size: clamp(1.65rem, 2.4vw, 2.35rem);
  line-height: 1.12;
  letter-spacing: -0.03em;
  font-weight: 700;
}

.section-heading p {
  margin: 0;
  color: var(--gl-ink-muted);
}

.hero {
  padding: 1.25rem 0 3rem;
  overflow: hidden;
}

.hero-grid {
  display: grid;
  gap: 1.5rem;
  align-items: stretch;
}

.hero-copy {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  padding: 1rem 0;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  width: fit-content;
  padding: 0.45rem 1rem;
  border-radius: var(--gl-radius-pill);
  border: var(--gl-border) solid var(--gl-line);
  background: var(--gl-surface-raised);
  font-size: 0.88rem;
  color: var(--gl-ink-muted);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.9),
    0 2px 8px rgba(26, 31, 38, 0.04);
}

.hero-copy h1 {
  margin: 0;
  font-family: var(--gl-font-display);
  font-size: clamp(1.85rem, 3.6vw, 3.15rem);
  line-height: 1.06;
  letter-spacing: -0.035em;
  font-weight: 700;
  max-width: 18ch;
}

.lead {
  margin: 0;
  font-size: 1.05rem;
  color: var(--gl-ink-muted);
  max-width: 42rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 2.85rem;
  padding: 0.65rem 1.25rem;
  border-radius: var(--gl-radius-pill);
  font-size: 0.95rem;
  font-weight: 600;
  border: var(--gl-border) solid transparent;
  transition:
    transform var(--gl-duration-fast) var(--gl-ease),
    box-shadow var(--gl-duration-fast) var(--gl-ease),
    background var(--gl-duration-fast) var(--gl-ease);
}

.button-primary {
  color: var(--gl-accent-ink);
  background: linear-gradient(135deg, #0066dd, var(--gl-accent));
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.25),
    0 8px 20px var(--gl-glow);
}

.button-secondary {
  color: var(--gl-ink);
  background: var(--gl-surface-raised);
  border-color: var(--gl-line);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.85);
}

.button:hover {
  transform: translateY(-1px);
}

.geo-line {
  font-family: var(--gl-font-mono);
  font-size: 0.82rem;
  color: var(--gl-accent);
  letter-spacing: 0.04em;
}

.hero-visual {
  position: relative;
  width: 100%;
  max-height: var(--hero-visual-max-h-mobile);
  aspect-ratio: 16 / 11;
  border-radius: var(--gl-radius-lg);
  overflow: hidden;
  background: var(--gl-panel);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.06),
    inset 0 -12px 24px rgba(0, 0, 0, 0.35),
    0 16px 40px rgba(26, 31, 38, 0.18);
  clip-path: inset(0 round var(--gl-radius-lg));
}

.hero-visual::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.08), transparent 42%),
    linear-gradient(315deg, rgba(10, 132, 255, 0.12), transparent 55%);
  z-index: 1;
}

.cards-grid {
  display: grid;
  gap: 1rem;
  grid-template-columns: 1fr;
}

.card {
  padding: 1.35rem;
  border-radius: var(--gl-radius-lg);
  border: var(--gl-border) solid var(--gl-line);
  background: var(--gl-surface-raised);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.92),
    inset 0 -3px 8px rgba(26, 31, 38, 0.04),
    0 10px 24px rgba(26, 31, 38, 0.06);
}

.card-icon {
  display: inline-flex;
  width: 2.25rem;
  height: 2.25rem;
  margin-bottom: 0.85rem;
  border-radius: 0.55rem;
  align-items: center;
  justify-content: center;
  background: color-mix(in srgb, var(--gl-accent) 12%, var(--gl-surface));
  border: var(--gl-border) solid color-mix(in srgb, var(--gl-accent) 25%, var(--gl-line));
  position: relative;
}

.card-icon::before {
  content: "";
  width: 0.85rem;
  height: 0.85rem;
  border: 2px solid var(--gl-accent);
  border-radius: 0.15rem;
}

.card-icon[data-icon="map-pin"]::before {
  border-radius: 50% 50% 50% 0;
  transform: rotate(-45deg);
}

.card-icon[data-icon="shield"]::before {
  border-radius: 0.2rem 0.2rem 0.45rem 0.45rem;
}

.card-icon[data-icon="bolt"]::before {
  clip-path: polygon(50% 0, 30% 45%, 55% 45%, 35% 100%, 70% 42%, 48% 42%);
  border: none;
  background: var(--gl-accent);
}

.card-icon[data-icon="layers"]::before {
  box-shadow: 0 -5px 0 -1px var(--gl-accent), 0 3px 0 -1px color-mix(in srgb, var(--gl-accent) 55%, #fff);
}

.card-icon[data-icon="factory"]::before,
.card-icon[data-icon="gear"]::before,
.card-icon[data-icon="ruler"]::before,
.card-icon[data-icon="tools"]::before,
.card-icon[data-icon="document"]::before,
.card-icon[data-icon="safety"]::before {
  border-radius: 0.2rem;
}

.card-label {
  display: block;
  margin-bottom: 0.35rem;
  font-family: var(--gl-font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--gl-accent);
}

.card h3 {
  margin: 0 0 0.65rem;
  font-family: var(--gl-font-display);
  font-size: 1.15rem;
  letter-spacing: -0.02em;
}

.card p {
  margin: 0 0 0.75rem;
  color: var(--gl-ink-muted);
}

.card small {
  display: block;
  font-size: 0.82rem;
  color: var(--gl-ink-subtle);
}

.geo-chips {
  display: grid;
  gap: 1rem;
}

.geo-chip {
  padding: 1.25rem;
  border-radius: var(--gl-radius-lg);
  background: var(--gl-surface-raised);
  border: var(--gl-border) solid var(--gl-line);
  box-shadow:
    inset 0 2px 0 rgba(255, 255, 255, 0.85),
    inset 0 -4px 10px rgba(26, 31, 38, 0.05);
}

.geo-chip strong {
  display: block;
  margin-bottom: 0.45rem;
  font-family: var(--gl-font-display);
  font-size: 1.05rem;
}

.geo-chip span {
  color: var(--gl-ink-muted);
}

.guide-body {
  display: grid;
  gap: 1rem;
}

.chapter {
  padding: 1.35rem 1.35rem 1.15rem;
  border-radius: var(--gl-radius-lg);
  background: var(--gl-surface-raised);
  border: var(--gl-border) solid var(--gl-line);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.9),
    0 8px 20px rgba(26, 31, 38, 0.05);
}

.chapter h3 {
  margin: 0 0 0.75rem;
  font-family: var(--gl-font-display);
  font-size: 1.12rem;
  letter-spacing: -0.02em;
}

.chapter p {
  margin: 0 0 0.85rem;
  color: var(--gl-ink-muted);
}

.chapter ul {
  margin: 0;
  padding-left: 1.15rem;
  color: var(--gl-ink);
}

.chapter li + li {
  margin-top: 0.35rem;
}

.process-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1rem;
}

.process-list li {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 1rem;
  padding: 1.25rem;
  border-radius: var(--gl-radius-lg);
  background: var(--gl-surface-raised);
  border: var(--gl-border) solid var(--gl-line);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.88);
}

.step-icon {
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 0.65rem;
  background: color-mix(in srgb, var(--gl-accent) 14%, var(--gl-surface));
  border: var(--gl-border) solid color-mix(in srgb, var(--gl-accent) 28%, var(--gl-line));
}

.process-list h3 {
  margin: 0 0 0.45rem;
  font-family: var(--gl-font-display);
  font-size: 1.05rem;
}

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

.contact-grid {
  display: grid;
  gap: 2rem;
  align-items: start;
}

.contact-form {
  display: grid;
  gap: 0.85rem;
  padding: 1.35rem;
  border-radius: var(--gl-radius-lg);
  background: var(--gl-surface-raised);
  border: var(--gl-border) solid var(--gl-line);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.92),
    0 12px 28px rgba(26, 31, 38, 0.07);
}

.contact-form label {
  display: grid;
  gap: 0.35rem;
  font-size: 0.92rem;
  font-weight: 500;
}

.contact-form input,
.contact-form textarea {
  width: 100%;
  padding: 0.7rem 0.85rem;
  border-radius: var(--gl-radius);
  border: var(--gl-border) solid var(--gl-line);
  background: var(--gl-bg);
  color: var(--gl-ink);
  font: inherit;
  box-shadow: inset 0 2px 4px rgba(26, 31, 38, 0.04);
}

.contact-form textarea {
  min-height: 7rem;
  resize: vertical;
}

.form-message {
  margin: 0;
  color: var(--gl-accent);
  font-size: 0.92rem;
}

.site-footer {
  padding: 3rem 0 2.5rem;
  background: var(--gl-panel);
  color: #e8edf3;
}

.footer-grid {
  display: grid;
  gap: 1.5rem;
}

.footer-brand {
  font-family: var(--gl-font-display);
  font-size: 1.1rem;
}

.site-footer p {
  color: #b8c2ce;
}

.site-footer h3 {
  margin: 0 0 0.65rem;
  font-size: 0.95rem;
  font-family: var(--gl-font-mono);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--gl-accent);
}

.site-footer a {
  display: block;
  margin-bottom: 0.35rem;
  color: #dbe4ee;
}

.site-footer a:hover {
  color: #fff;
}

@media (min-width: 640px) {
  .cards-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

  .footer-grid {
    grid-template-columns: 1.4fr 1fr 1fr;
  }
}

@media (min-width: 900px) {
  .page-shell {
    grid-template-columns: var(--rail-width) minmax(0, 1fr);
    align-items: start;
  }

  .site-header {
    position: sticky;
    top: 0;
    height: 100vh;
    border-bottom: none;
    border-right: var(--gl-border) solid var(--gl-line);
    background: var(--gl-surface-raised);
  }

  .header-inner {
    flex-direction: column;
    align-items: stretch;
    justify-content: flex-start;
    height: 100%;
    max-width: none;
    padding: 1.5rem 1.25rem;
    gap: 2rem;
  }

  .brand {
    flex-direction: column;
    align-items: flex-start;
  }

  .site-header nav {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.65rem;
  }

  .header-cta {
    margin-top: auto;
    text-align: center;
  }

  .hero-grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    gap: 2rem;
    align-items: center;
  }

  .hero-visual {
    max-height: var(--hero-visual-max-h-tablet);
    max-width: 100%;
  }

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

  .contact-grid {
    grid-template-columns: 1fr 1fr;
  }

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

@media (min-width: 1200px) {
  .hero-visual {
    max-height: var(--hero-visual-max-h-desktop);
  }

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

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

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

  .section-inner {
    width: min(100% - 3rem, var(--content-max));
  }
}

@media (min-width: 1600px) {
  :root {
    --content-max: 78rem;
  }

  .page-shell {
    grid-template-columns: 18rem minmax(0, 1fr);
  }

  .page-main {
    padding-inline: clamp(1rem, 3vw, 3rem);
  }

  .hero-grid {
    gap: 2.5rem;
  }
}

@media (max-width: 899px) {
  .site-header nav {
    display: none;
  }
}

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

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}