:root {
  --ink: #172033;
  --muted: #5c6473;
  --line: #dfe4ec;
  --paper: #ffffff;
  --soft: #f5f7fb;
  --mist: #eef2f7;
  --pit-purple: #2d2452;
  --pit-purple-soft: #5f587a;
  --pit-blue: #3f88cb;
  --pit-lime: #afbc05;
  --pit-lime-bright: #cddc01;
  --signal: #f26a4b;
  --shadow: 0 20px 60px rgba(23, 32, 51, 0.13);
  color-scheme: light;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 16px;
  letter-spacing: 0;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  line-height: 1.6;
}

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

a {
  color: inherit;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(23, 32, 51, 0.96);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(14px);
}

.nav-shell {
  width: min(1180px, calc(100% - 40px));
  margin: 0 auto;
  min-height: 74px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: #fff;
  font-weight: 800;
  white-space: nowrap;
}

.brand img {
  width: 42px;
  height: auto;
}

.brand span {
  display: inline-flex;
  flex-direction: column;
  line-height: 1.05;
}

.brand small {
  color: rgba(255, 255, 255, 0.68);
  font-size: 0.75rem;
  font-weight: 600;
}

.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 6px;
  background: transparent;
  color: #fff;
  cursor: pointer;
}

.nav-toggle span,
.nav-toggle::before,
.nav-toggle::after {
  content: "";
  display: block;
  width: 20px;
  height: 2px;
  margin: 5px auto;
  background: currentColor;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 4px;
}

.site-nav a {
  border-radius: 6px;
  color: rgba(255, 255, 255, 0.82);
  font-size: 0.92rem;
  font-weight: 700;
  padding: 10px 12px;
  text-decoration: none;
}

.site-nav a:hover,
.site-nav a:focus-visible,
.site-nav a[aria-current="page"] {
  background: rgba(255, 255, 255, 0.1);
  color: #fff;
  outline: none;
}

.site-nav a.contact-link {
  background: var(--pit-lime);
  color: #172033;
  margin-left: 8px;
}

.hero {
  min-height: 76vh;
  display: grid;
  align-items: end;
  position: relative;
  color: #fff;
  overflow: hidden;
  background:
    linear-gradient(90deg, rgba(23, 32, 51, 0.92) 0%, rgba(23, 32, 51, 0.74) 45%, rgba(23, 32, 51, 0.2) 100%),
    url("hub-map.png") center / cover no-repeat;
}

.hero::after {
  content: "";
  position: absolute;
  inset: auto 0 0;
  height: 18px;
  background: linear-gradient(90deg, var(--pit-lime), var(--pit-blue), var(--signal));
}

.hero-content {
  width: min(1180px, calc(100% - 40px));
  margin: 0 auto;
  padding: 120px 0 86px;
  position: relative;
  z-index: 1;
}

.eyebrow {
  color: var(--pit-lime-bright);
  font-size: 0.9rem;
  font-weight: 800;
  margin: 0 0 18px;
}

.hero h1,
.page-hero h1 {
  font-size: clamp(2.65rem, 6vw, 5.7rem);
  line-height: 0.96;
  max-width: 880px;
  margin: 0;
  text-wrap: balance;
}

.hero p {
  color: rgba(255, 255, 255, 0.86);
  font-size: 1.18rem;
  max-width: 700px;
  margin: 24px 0 0;
}

.hero-actions,
.section-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 34px;
}

.button {
  align-items: center;
  border: 1px solid transparent;
  border-radius: 6px;
  cursor: pointer;
  display: inline-flex;
  font: inherit;
  font-weight: 800;
  justify-content: center;
  min-height: 46px;
  padding: 12px 18px;
  text-decoration: none;
}

.button.primary {
  background: var(--pit-lime);
  color: #172033;
}

.button.secondary {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.26);
  color: #fff;
}

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

.button.light {
  background: #fff;
  border-color: var(--line);
  color: var(--pit-purple);
}

.contact-mode[aria-pressed="true"] {
  background: var(--pit-purple);
  border-color: var(--pit-purple);
  color: #fff;
}

.contact-mode[aria-pressed="false"] {
  background: #fff;
  border-color: var(--line);
  color: var(--pit-purple);
}

.section {
  padding: 84px 0;
}

.section.alt {
  background: var(--soft);
}

.section.deep {
  background: var(--ink);
  color: #fff;
}

.wrap {
  width: min(1180px, calc(100% - 40px));
  margin: 0 auto;
}

.section-heading {
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(280px, 0.55fr);
  gap: 44px;
  align-items: end;
  margin-bottom: 36px;
}

.section-heading h2,
.content-block h2,
.page-section h2 {
  font-size: clamp(2rem, 3.6vw, 3.3rem);
  line-height: 1.03;
  margin: 0;
  text-wrap: balance;
}

.section-heading p,
.content-block p,
.page-section p {
  color: var(--muted);
  margin: 0;
}

.deep .section-heading p,
.deep .content-block p {
  color: rgba(255, 255, 255, 0.74);
}

.kpi-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  border-top: 1px solid var(--line);
  border-left: 1px solid var(--line);
}

.kpi {
  min-height: 164px;
  padding: 28px;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: #fff;
}

.kpi strong {
  display: block;
  color: var(--pit-purple);
  font-size: 2.1rem;
  line-height: 1;
  margin-bottom: 14px;
}

.kpi span {
  color: var(--muted);
  font-weight: 650;
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.card,
.info-panel,
.policy-item,
.contact-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: 0 8px 30px rgba(23, 32, 51, 0.05);
}

.card {
  min-height: 300px;
  padding: 28px;
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.card h3,
.info-panel h3,
.policy-item h3,
.contact-card h3 {
  color: var(--pit-purple);
  font-size: 1.35rem;
  line-height: 1.2;
  margin: 0;
}

.card p,
.policy-item p,
.contact-card p {
  color: var(--muted);
  margin: 0;
}

.card ul,
.policy-item ul,
.info-panel ul,
.contact-card ul {
  color: var(--muted);
  margin: 0;
  padding-left: 20px;
}

.card .marker {
  width: 42px;
  height: 8px;
  border-radius: 4px;
  background: var(--pit-lime);
}

.card:nth-child(2) .marker {
  background: var(--pit-blue);
}

.card:nth-child(3) .marker {
  background: var(--signal);
}

.split {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(320px, 0.7fr);
  gap: 52px;
  align-items: center;
}

.visual-frame {
  border-radius: 8px;
  overflow: hidden;
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
  background: var(--ink);
}

.visual-frame img {
  width: 100%;
  height: auto;
}

.topology-diagram {
  margin-top: 44px;
}

.narrow-copy {
  max-width: 980px;
}

.content-block {
  display: grid;
  gap: 22px;
}

.content-block ul {
  color: var(--muted);
  margin: 0;
  padding-left: 20px;
}

.page-hero {
  background: var(--ink);
  color: #fff;
  padding: 96px 0 72px;
  position: relative;
  overflow: hidden;
}

.page-hero::after {
  content: "";
  position: absolute;
  inset: auto 0 0;
  height: 10px;
  background: linear-gradient(90deg, var(--pit-lime), var(--pit-blue), var(--signal));
}

.page-hero p {
  color: rgba(255, 255, 255, 0.76);
  font-size: 1.1rem;
  max-width: 760px;
  margin: 22px 0 0;
}

.page-section {
  padding: 76px 0;
}

.page-section.alt {
  background: var(--soft);
}

.two-col {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(320px, 0.65fr);
  gap: 42px;
}

.stack {
  display: grid;
  gap: 18px;
}

.info-panel {
  padding: 26px;
}

.info-panel p {
  color: var(--muted);
  margin: 12px 0 0;
}

.service-list {
  display: grid;
  gap: 18px;
}

.service-row {
  display: grid;
  grid-template-columns: 230px minmax(0, 1fr);
  gap: 28px;
  padding: 28px 0;
  border-top: 1px solid var(--line);
}

.service-row:last-child {
  border-bottom: 1px solid var(--line);
}

.service-row h2 {
  font-size: 1.6rem;
  margin: 0;
}

.service-row p {
  margin: 0 0 16px;
}

.pill-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.pill {
  border: 1px solid var(--line);
  border-radius: 6px;
  color: var(--pit-purple);
  display: inline-flex;
  font-size: 0.88rem;
  font-weight: 800;
  padding: 6px 10px;
}

.spec-table {
  width: 100%;
  border-collapse: collapse;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 8px;
  overflow: hidden;
}

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

.spec-table th {
  background: var(--mist);
  color: var(--pit-purple);
  font-size: 0.95rem;
}

.spec-table tr:last-child td {
  border-bottom: none;
}

.traffic-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.traffic-grid .info-panel {
  min-height: 100%;
}

.policy-grid,
.contact-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.policy-item,
.contact-card {
  padding: 24px;
}

.contact-card a {
  color: var(--pit-purple);
  font-weight: 800;
  text-decoration: none;
}

.contact-form {
  display: grid;
  gap: 14px;
}

.contact-form label {
  color: var(--pit-purple);
  font-weight: 800;
}

.contact-form input,
.contact-form textarea,
.contact-form select {
  border: 1px solid var(--line);
  border-radius: 6px;
  color: var(--ink);
  font: inherit;
  min-height: 46px;
  padding: 11px 12px;
  width: 100%;
}

.contact-form textarea {
  min-height: 130px;
  resize: vertical;
}

.site-footer {
  background: #111827;
  color: rgba(255, 255, 255, 0.78);
  padding: 48px 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 28px;
}

.footer-grid h2,
.footer-grid h3 {
  color: #fff;
  font-size: 1rem;
  margin: 0 0 12px;
}

.footer-grid p,
.footer-grid address {
  font-style: normal;
  margin: 0;
}

.footer-grid a {
  color: #fff;
  text-decoration: none;
}

@media (max-width: 980px) {
  .nav-toggle {
    display: block;
  }

  .site-nav {
    position: absolute;
    left: 20px;
    right: 20px;
    top: 74px;
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 6px;
    padding: 14px;
    background: #172033;
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: 8px;
    box-shadow: var(--shadow);
  }

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

  .site-nav a.contact-link {
    margin-left: 0;
  }

  .section-heading,
  .split,
  .two-col,
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .kpi-grid,
  .card-grid,
  .traffic-grid,
  .policy-grid,
  .contact-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 680px) {
  .nav-shell,
  .wrap,
  .hero-content {
    width: min(100% - 28px, 1180px);
  }

  .hero {
    min-height: 78vh;
    background-position: 58% center;
  }

  .hero-content {
    padding: 96px 0 70px;
  }

  .section,
  .page-section {
    padding: 58px 0;
  }

  .page-hero {
    padding: 74px 0 58px;
  }

  .kpi-grid,
  .card-grid,
  .traffic-grid,
  .policy-grid,
  .contact-grid {
    grid-template-columns: 1fr;
  }

  .service-row {
    grid-template-columns: 1fr;
    gap: 12px;
  }

  .spec-table {
    display: block;
    overflow-x: auto;
    white-space: nowrap;
  }

  .brand small {
    display: none;
  }
}