:root {
  --gl-bg: #141618;
  --gl-bg-alt: #1e2124;
  --gl-surface: #25292e;
  --gl-surface-raised: #2f343a;
  --gl-ink: #eef0f2;
  --gl-ink-muted: rgba(238, 240, 242, 0.72);
  --gl-ink-subtle: rgba(238, 240, 242, 0.5);
  --gl-accent: #b8f045;
  --gl-accent-ink: #141618;
  --gl-line: rgba(238, 240, 242, 0.1);
  --gl-glow: #d4ff66;
  --gl-font-display: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --gl-font-body: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --gl-radius: 0;
  --gl-radius-lg: 0;
  --gl-duration: 250ms;
  --gl-ease: cubic-bezier(0.2, 0, 0, 1);
  --rail-width: clamp(220px, 16vw, 280px);
  --content-max: min(118rem, 100% - var(--rail-width) - 3rem);
  --hero-visual-max-h: 55vh;
  --hero-visual-max-area: 50%;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--gl-font-body);
  font-size: 0.9375rem;
  font-weight: 500;
  line-height: 1.45;
  letter-spacing: -0.018em;
  color: var(--gl-ink-muted);
  background: linear-gradient(180deg, var(--gl-bg-alt) 0%, var(--gl-bg) 42%);
  min-height: 100vh;
}

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

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

.page-shell {
  display: grid;
  grid-template-columns: var(--rail-width) minmax(0, 1fr);
  min-height: 100vh;
  max-width: 2160px;
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  align-self: start;
  min-height: 100vh;
  padding: 1.25rem 1rem 1.5rem 1.25rem;
  border-right: 1px solid var(--gl-line);
  background: rgba(20, 22, 24, 0.92);
  backdrop-filter: blur(8px);
  z-index: 20;
}

.header-inner {
  display: flex;
  flex-direction: column;
  align-items: stretch;
  gap: 1.75rem;
  height: 100%;
  min-height: calc(100vh - 2.75rem);
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--gl-ink);
  line-height: 1.2;
}

.brand-logo {
  flex: 0 0 auto;
  width: 48px;
  height: 48px;
  max-width: 64px;
  max-height: 64px;
  border: 1px solid var(--gl-line);
  background:
    linear-gradient(135deg, transparent 46%, var(--gl-accent) 46%, var(--gl-accent) 54%, transparent 54%),
    repeating-linear-gradient(0deg, var(--gl-line) 0 1px, transparent 1px 6px),
    var(--gl-surface);
}

.brand small {
  display: block;
  margin-top: 0.2rem;
  font-size: 0.6875rem;
  font-weight: 500;
  letter-spacing: 0.02em;
  text-transform: none;
  color: var(--gl-ink-subtle);
}

.site-header nav {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.site-header nav a,
.header-cta {
  display: block;
  padding: 0.45rem 0;
  font-size: 0.8125rem;
  color: var(--gl-ink-muted);
  border-bottom: 1px solid transparent;
  transition: color var(--gl-duration) var(--gl-ease), border-color var(--gl-duration) var(--gl-ease);
}

.site-header nav a:hover,
.header-cta:hover {
  color: var(--gl-ink);
  border-bottom-color: var(--gl-line);
}

.header-cta {
  margin-top: auto;
  padding: 0.65rem 0.85rem;
  text-align: center;
  color: var(--gl-accent-ink);
  background: var(--gl-accent);
  border: none;
  font-weight: 600;
  letter-spacing: 0.01em;
}

.page-main {
  min-width: 0;
}

.section-inner,
.hero-grid {
  width: min(100% - 2.5rem, 68rem);
  margin-inline: auto;
  padding-inline: 0.25rem;
}

.hero {
  padding: 2.5rem 0 3rem;
  border-bottom: 1px solid var(--gl-line);
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
  gap: clamp(1.25rem, 3vw, 2.5rem);
  align-items: start;
}

.hero-copy {
  position: relative;
  padding-left: 1.25rem;
  border-left: 2px solid var(--gl-accent);
}

.hero-copy::before {
  content: "";
  position: absolute;
  left: -6px;
  top: 0.35rem;
  width: 10px;
  height: 10px;
  background: var(--gl-accent);
  box-shadow: 0 0 0 4px rgba(184, 240, 69, 0.18);
}

.eyebrow,
.section-kicker {
  display: inline-block;
  margin-bottom: 0.75rem;
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--gl-accent);
}

.hero-copy h1,
.section-heading h2,
.contact-grid h2 {
  margin: 0 0 0.85rem;
  font-family: var(--gl-font-display);
  font-size: clamp(1.65rem, 2.4vw, 2.35rem);
  font-weight: 650;
  line-height: 1.08;
  letter-spacing: -0.035em;
  color: var(--gl-ink);
}

.lead,
.section-heading p,
.contact-grid > div > p {
  margin: 0 0 1rem;
  max-width: 42rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
  margin: 1.25rem 0 0.85rem;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.65rem 1rem;
  font: inherit;
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.01em;
  border: 1px solid var(--gl-line);
  cursor: pointer;
  transition: background var(--gl-duration) var(--gl-ease), color var(--gl-duration) var(--gl-ease), border-color var(--gl-duration) var(--gl-ease);
}

.button-primary {
  color: var(--gl-accent-ink);
  background: var(--gl-accent);
  border-color: var(--gl-accent);
}

.button-secondary {
  color: var(--gl-ink);
  background: rgba(238, 240, 242, 0.08);
}

.button:hover {
  filter: brightness(1.04);
}

.geo-line {
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--gl-ink-subtle);
}

.hero-visual {
  position: relative;
  width: 100%;
  max-height: var(--hero-visual-max-h);
  max-width: min(100%, calc(var(--hero-visual-max-area) * 100vw));
  aspect-ratio: 4 / 3;
  margin-inline: auto;
  overflow: hidden;
  border: 1px solid var(--gl-line);
  background:
    repeating-linear-gradient(0deg, transparent 0 11px, rgba(184, 240, 69, 0.06) 11px 12px),
    repeating-linear-gradient(90deg, transparent 0 11px, rgba(184, 240, 69, 0.04) 11px 12px),
    radial-gradient(circle at 30% 20%, rgba(184, 240, 69, 0.08), transparent 55%),
    var(--gl-surface);
  clip-path: inset(0 round 0);
}

.hero-visual::after {
  content: "";
  position: absolute;
  inset: auto 0 0 0;
  height: 28%;
  background: linear-gradient(180deg, transparent, rgba(20, 22, 24, 0.55));
  pointer-events: none;
}

.section {
  padding: 3rem 0;
  border-bottom: 1px solid var(--gl-line);
}

.section-heading {
  margin-bottom: 1.75rem;
  max-width: 46rem;
}

.section-heading h2 {
  margin-bottom: 0.75rem;
}

.cards-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background: var(--gl-line);
  border: 1px solid var(--gl-line);
}

.card {
  position: relative;
  padding: 1.15rem 1.1rem 1rem;
  background: var(--gl-bg-alt);
  min-height: 100%;
}

.card::before {
  content: "";
  position: absolute;
  top: 1rem;
  right: 1rem;
  width: 28px;
  height: 28px;
  border: 1px solid var(--gl-line);
  background:
    radial-gradient(circle at 50% 50%, var(--gl-accent) 2px, transparent 2px),
    repeating-linear-gradient(0deg, transparent 0 5px, rgba(238, 240, 242, 0.06) 5px 6px);
}

.card-icon {
  display: inline-block;
  width: 0.75rem;
  height: 0.75rem;
  margin-bottom: 0.55rem;
  background: var(--gl-accent);
  clip-path: polygon(50% 0, 100% 50%, 50% 100%, 0 50%);
}

.card-label {
  display: block;
  margin-bottom: 0.35rem;
  font-size: 0.6875rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--gl-ink-subtle);
}

.card h3 {
  margin: 0 0 0.45rem;
  font-size: 1rem;
  font-weight: 650;
  letter-spacing: -0.02em;
  color: var(--gl-ink);
}

.card p {
  margin: 0 0 0.65rem;
  font-size: 0.875rem;
}

.card small {
  display: block;
  font-size: 0.6875rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--gl-accent);
}

.component-guide .section-inner {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.4fr);
  gap: clamp(1.25rem, 3vw, 2.5rem);
  width: min(100% - 2.5rem, 76rem);
}

.guide-body {
  position: relative;
  padding-left: 1.5rem;
}

.guide-body::before {
  content: "";
  position: absolute;
  left: 0.35rem;
  top: 0.4rem;
  bottom: 0.4rem;
  width: 1px;
  background: linear-gradient(180deg, var(--gl-accent), var(--gl-line) 18%, var(--gl-line) 82%, transparent);
}

.chapter {
  position: relative;
  margin-bottom: 1.75rem;
  padding: 0 0 0.25rem 0.85rem;
}

.chapter::before {
  content: "";
  position: absolute;
  left: -1.22rem;
  top: 0.45rem;
  width: 9px;
  height: 9px;
  border: 1px solid var(--gl-accent);
  background: var(--gl-bg);
  box-shadow: 0 0 0 3px rgba(184, 240, 69, 0.12);
}

.chapter h3 {
  margin: 0 0 0.55rem;
  font-size: 1.05rem;
  font-weight: 650;
  letter-spacing: -0.02em;
  color: var(--gl-ink);
}

.chapter p {
  margin: 0 0 0.65rem;
}

.chapter ul {
  margin: 0;
  padding-left: 1.1rem;
}

.chapter li {
  margin-bottom: 0.35rem;
}

.geo-chips {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1px;
  background: var(--gl-line);
  border: 1px solid var(--gl-line);
}

.geo-chip {
  padding: 1rem;
  background: var(--gl-bg-alt);
}

.geo-chip strong {
  display: block;
  margin-bottom: 0.45rem;
  font-size: 0.9375rem;
  color: var(--gl-ink);
}

.geo-chip span {
  display: block;
  font-size: 0.8125rem;
}

.process-list {
  list-style: none;
  margin: 0;
  padding: 0 0 0 1.35rem;
  position: relative;
}

.process-list::before {
  content: "";
  position: absolute;
  left: 0.42rem;
  top: 0.5rem;
  bottom: 0.5rem;
  width: 1px;
  background: var(--gl-line);
}

.process-list li {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 0.85rem;
  margin-bottom: 1.35rem;
  position: relative;
}

.process-list li::before {
  content: "";
  position: absolute;
  left: -1.05rem;
  top: 0.55rem;
  width: 8px;
  height: 8px;
  background: var(--gl-accent);
}

.step-icon {
  width: 2rem;
  height: 2rem;
  border: 1px solid var(--gl-line);
  background: var(--gl-surface);
}

.process-list h3 {
  margin: 0 0 0.35rem;
  font-size: 1rem;
  color: var(--gl-ink);
}

.process-list p {
  margin: 0;
  font-size: 0.875rem;
}

.faq-list {
  display: grid;
  gap: 0.5rem;
}

.faq-list details {
  border: 1px solid var(--gl-line);
  background: var(--gl-bg-alt);
  padding: 0.65rem 0.85rem;
}

.faq-list summary {
  cursor: pointer;
  color: var(--gl-ink);
  font-weight: 600;
  font-size: 0.875rem;
}

.faq-list p {
  margin: 0.65rem 0 0;
  font-size: 0.875rem;
}

.contact-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(0, 1.05fr);
  gap: clamp(1.25rem, 3vw, 2.5rem);
  align-items: start;
}

.contact-form {
  display: grid;
  gap: 0.85rem;
  padding: 1rem;
  border: 1px solid var(--gl-line);
  background: var(--gl-bg-alt);
}

.contact-form label {
  display: grid;
  gap: 0.35rem;
  font-size: 0.8125rem;
  color: var(--gl-ink);
}

.contact-form select,
.contact-form textarea {
  width: 100%;
  padding: 0.55rem 0.65rem;
  font: inherit;
  color: var(--gl-ink);
  background: var(--gl-surface);
  border: 1px solid var(--gl-line);
}

.contact-form textarea {
  min-height: 5.5rem;
  resize: vertical;
}

.tripscan-disclaimer {
  font-size: 0.8125rem;
  color: var(--gl-ink-subtle);
}

.site-footer {
  padding: 2rem 0 2.5rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1.25rem;
}

.footer-brand {
  display: block;
  margin-bottom: 0.45rem;
  color: var(--gl-ink);
}

.footer-grid h3 {
  margin: 0 0 0.45rem;
  font-size: 0.8125rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--gl-ink-subtle);
}

.footer-coverage {
  font-size: 0.8125rem;
  color: var(--gl-ink-subtle);
}

@media (max-width: 1024px) {
  :root {
    --hero-visual-max-h: 44vh;
    --hero-visual-max-area: 42%;
    --rail-width: 100%;
  }

  .page-shell {
    grid-template-columns: 1fr;
  }

  .site-header {
    position: relative;
    min-height: auto;
    border-right: none;
    border-bottom: 1px solid var(--gl-line);
  }

  .header-inner {
    flex-direction: row;
    flex-wrap: wrap;
    align-items: center;
    min-height: auto;
    gap: 0.75rem 1rem;
  }

  .brand {
    flex: 1 1 auto;
  }

  .site-header nav {
    flex-direction: row;
    flex-wrap: wrap;
    gap: 0.5rem 1rem;
    order: 3;
    width: 100%;
  }

  .header-cta {
    margin-top: 0;
    margin-left: auto;
  }

  .hero-grid,
  .component-guide .section-inner,
  .contact-grid {
    grid-template-columns: 1fr;
  }

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

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

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

@media (max-width: 640px) {
  :root {
    --hero-visual-max-h: 38vh;
    --hero-visual-max-area: 36%;
  }

  .section-inner,
  .hero-grid {
    width: min(100% - 1.25rem, 68rem);
  }

  .hero-copy {
    padding-left: 0.85rem;
  }

  .geo-chips {
    grid-template-columns: 1fr;
  }

  .header-inner {
    flex-direction: column;
    align-items: stretch;
  }

  .header-cta {
    margin-left: 0;
    width: 100%;
  }
}

@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;
  }
}