:root {
  --navy-950: #050b14;
  --navy-900: #07111f;
  --navy-850: #0a1728;
  --navy-800: #0d1d31;
  --charcoal: #101722;
  --slate: #94a3b8;
  --slate-light: #cbd5e1;
  --white: #f8fafc;
  --blue: #1f8fff;
  --blue-strong: #0077ff;
  --blue-soft: rgba(31, 143, 255, 0.15);
  --border: rgba(148, 163, 184, 0.18);
  --shadow: 0 24px 80px rgba(0, 0, 0, 0.35);
  --radius-xl: 24px;
  --radius-lg: 18px;
  --container: 1180px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Inter", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--white);
  background: var(--navy-950);
  line-height: 1.6;
}

body.nav-open {
  overflow: hidden;
}

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

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

button,
input,
select,
textarea {
  font: inherit;
}

.container {
  width: min(100% - 40px, var(--container));
  margin-inline: auto;
}

.skip-link {
  position: absolute;
  top: -100px;
  left: 16px;
  z-index: 999;
  padding: 10px 14px;
  background: var(--blue);
  color: var(--white);
  border-radius: 10px;
}

.skip-link:focus {
  top: 16px;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(5, 11, 20, 0.86);
  backdrop-filter: blur(18px);
  border-bottom: 1px solid rgba(148, 163, 184, 0.12);
  transition: box-shadow 180ms ease, background 180ms ease;
}

.site-header.is-scrolled {
  background: rgba(5, 11, 20, 0.95);
  box-shadow: 0 18px 45px rgba(0, 0, 0, 0.25);
}

.header-inner {
  min-height: 80px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 26px;
}

.brand {
  display: flex;
  align-items: center;
  min-width: 180px;
}

.brand-logo {
  width: 220px;
  max-height: 62px;
  object-fit: contain;
}

.primary-nav {
  display: flex;
  align-items: center;
  gap: 24px;
  color: var(--slate-light);
  font-size: 0.95rem;
  font-weight: 600;
}

.nav-link {
  position: relative;
  transition: color 160ms ease;
}

.nav-link:hover,
.nav-link.active {
  color: var(--white);
}

.nav-link::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -8px;
  height: 2px;
  background: var(--blue);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 180ms ease;
}

.nav-link:hover::after,
.nav-link.active::after {
  transform: scaleX(1);
}

.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.04);
  border-radius: 12px;
  cursor: pointer;
}

.nav-toggle-line {
  display: block;
  width: 20px;
  height: 2px;
  margin: 5px auto;
  background: var(--white);
  border-radius: 99px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 48px;
  padding: 0 22px;
  border: 1px solid transparent;
  border-radius: 999px;
  font-weight: 800;
  letter-spacing: -0.01em;
  cursor: pointer;
  transition: transform 160ms ease, box-shadow 160ms ease, border-color 160ms ease, background 160ms ease;
}

.btn:hover {
  transform: translateY(-2px);
}

.btn-primary {
  background: linear-gradient(135deg, var(--blue), var(--blue-strong));
  color: var(--white);
  box-shadow: 0 16px 40px rgba(0, 119, 255, 0.25);
}

.btn-primary:hover {
  box-shadow: 0 18px 52px rgba(0, 119, 255, 0.34);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.08);
  border-color: var(--border);
  color: var(--white);
}

.btn-secondary:hover {
  border-color: rgba(31, 143, 255, 0.55);
  background: rgba(31, 143, 255, 0.12);
}

.btn-ghost {
  color: var(--white);
  border-color: rgba(31, 143, 255, 0.5);
  background: rgba(31, 143, 255, 0.08);
}

.btn-small {
  min-height: 40px;
  padding: 0 16px;
  font-size: 0.88rem;
}

.section {
  padding: 96px 0;
  background: var(--navy-950);
}

.section-dark {
  background:
    radial-gradient(circle at 18% 20%, rgba(31, 143, 255, 0.16), transparent 34%),
    radial-gradient(circle at 78% 20%, rgba(0, 119, 255, 0.15), transparent 32%),
    linear-gradient(180deg, var(--navy-900), var(--navy-950));
}

.section-muted {
  background: linear-gradient(180deg, var(--navy-900), var(--navy-850));
  border-block: 1px solid rgba(148, 163, 184, 0.1);
}

.eyebrow {
  margin: 0 0 14px;
  color: #7fc1ff;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-size: 0.78rem;
  font-weight: 800;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1,
h2,
h3 {
  letter-spacing: -0.04em;
  line-height: 1.05;
}

h1 {
  max-width: 780px;
  margin-bottom: 18px;
  font-size: clamp(2.45rem, 3.75vw, 3.95rem);
}

h2 {
  margin-bottom: 18px;
  font-size: clamp(2rem, 4.2vw, 3.45rem);
}

h3 {
  margin-bottom: 12px;
  font-size: 1.25rem;
}

p {
  color: var(--slate-light);
}

.hero {
  min-height: calc(68vh - 80px);
  display: flex;
  align-items: flex-start;
  padding: 78px 0 30px;
  overflow: hidden;
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(360px, 0.95fr);
  align-items: center;
  gap: 34px;
}

.hero-subtitle {
  max-width: 680px;
  margin-bottom: 18px;
  font-size: clamp(1rem, 1.25vw, 1.12rem);
}

.hero-area-note {
  margin: -6px 0 18px;
  color: var(--slate-light);
  font-size: 0.95rem;
  font-weight: 700;
  letter-spacing: 0.01em;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-bottom: 18px;
}

.trust-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.trust-row span {
  padding: 8px 12px;
  border: 1px solid var(--border);
  border-radius: 999px;
  color: var(--slate-light);
  background: rgba(255, 255, 255, 0.04);
  font-size: 0.86rem;
  font-weight: 700;
}

.hero-visual {
  position: relative;
  min-height: 400px;
  padding: 18px;
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  grid-template-rows: repeat(6, 1fr);
  gap: 14px;
  border: 1px solid rgba(31, 143, 255, 0.22);
  border-radius: 34px;
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.08), rgba(255, 255, 255, 0.02)),
    radial-gradient(circle at 70% 15%, rgba(31, 143, 255, 0.24), transparent 34%);
  box-shadow: var(--shadow);
  overflow: hidden;
}

.hero-visual::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(rgba(255, 255, 255, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.035) 1px, transparent 1px);
  background-size: 42px 42px;
  mask-image: linear-gradient(to bottom, black, transparent 92%);
  pointer-events: none;
}

.visual-card,
.visual-tile {
  position: relative;
  z-index: 1;
  border: 1px solid rgba(148, 163, 184, 0.18);
  border-radius: 24px;
  background: rgba(7, 17, 31, 0.78);
  box-shadow: 0 14px 35px rgba(0, 0, 0, 0.18);
}

.visual-card-large {
  grid-column: 1 / 7;
  grid-row: 1 / 4;
  padding: 24px;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  background:
    linear-gradient(180deg, rgba(31, 143, 255, 0.08), rgba(7, 17, 31, 0.82)),
    radial-gradient(circle at 78% 22%, rgba(31, 143, 255, 0.3), transparent 28%);
}

.visual-kicker {
  width: fit-content;
  margin-bottom: 12px;
  padding: 7px 10px;
  border-radius: 999px;
  color: #bfe2ff;
  background: rgba(31, 143, 255, 0.14);
  font-size: 0.78rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.visual-card-large strong {
  max-width: 440px;
  display: block;
  margin-bottom: 10px;
  font-size: clamp(1.55rem, 2.6vw, 2.15rem);
  line-height: 1.05;
  letter-spacing: -0.04em;
}

.visual-card-large p {
  max-width: 420px;
  margin-bottom: 0;
}

.visual-tile {
  padding: 18px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  min-height: 130px;
}

.visual-tile p {
  margin: 20px 0 0;
  color: var(--white);
  font-weight: 800;
  line-height: 1.16;
}

.tile-icon {
  width: fit-content;
  padding: 6px 9px;
  border-radius: 10px;
  background: var(--blue-soft);
  color: #9fd2ff;
  font-size: 0.78rem;
  font-weight: 900;
  letter-spacing: 0.06em;
}

.camera-tile {
  grid-column: 1 / 4;
  grid-row: 4 / 6;
}

.network-tile {
  grid-column: 4 / 7;
  grid-row: 4 / 6;
}

.phone-tile {
  grid-column: 1 / 4;
  grid-row: 6 / 7;
}

.access-tile {
  grid-column: 4 / 7;
  grid-row: 6 / 7;
}

.service-strip {
  padding: 24px 0;
  background: rgba(7, 17, 31, 0.98);
  border-block: 1px solid rgba(148, 163, 184, 0.12);
}

.service-strip-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
}

.strip-item {
  padding: 14px 16px;
  border: 1px solid rgba(148, 163, 184, 0.16);
  border-radius: 15px;
  color: var(--slate-light);
  background: rgba(255, 255, 255, 0.035);
  font-weight: 700;
  text-align: center;
  transition: border-color 160ms ease, background 160ms ease, color 160ms ease;
}

.strip-item:hover {
  color: var(--white);
  border-color: rgba(31, 143, 255, 0.45);
  background: rgba(31, 143, 255, 0.09);
}

.section-heading {
  max-width: 780px;
  margin-bottom: 44px;
}

.section-heading p {
  max-width: 720px;
  font-size: 1.05rem;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.service-card {
  min-height: 300px;
  padding: 26px;
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.06), rgba(255, 255, 255, 0.025));
  box-shadow: 0 12px 35px rgba(0, 0, 0, 0.16);
  transition: transform 180ms ease, border-color 180ms ease, background 180ms ease;
}

.service-card:hover {
  transform: translateY(-5px);
  border-color: rgba(31, 143, 255, 0.45);
  background: linear-gradient(180deg, rgba(31, 143, 255, 0.1), rgba(255, 255, 255, 0.025));
}

.card-icon {
  width: 46px;
  height: 46px;
  display: grid;
  place-items: center;
  margin-bottom: 28px;
  border-radius: 14px;
  color: #bfe2ff;
  background: rgba(31, 143, 255, 0.14);
  font-weight: 900;
}

.service-card p {
  min-height: 96px;
}

.service-card a {
  display: inline-flex;
  color: #8fcbff;
  font-weight: 800;
}

.service-card a:hover {
  color: var(--white);
}

.split-grid,
.contact-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(380px, 1.1fr);
  gap: 54px;
  align-items: start;
}

.why-card,
.contact-form,
.area-card {
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.065), rgba(255, 255, 255, 0.025));
  box-shadow: 0 18px 60px rgba(0, 0, 0, 0.18);
}

.why-card {
  padding: 32px;
}

.check-list {
  padding: 0;
  margin: 0;
  list-style: none;
}

.check-list li {
  position: relative;
  padding-left: 28px;
  margin-bottom: 16px;
  color: var(--slate-light);
}

.check-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.45em;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--blue);
  box-shadow: 0 0 0 5px rgba(31, 143, 255, 0.1);
}

.industry-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}

.industry-item {
  min-height: 110px;
  padding: 18px;
  display: flex;
  align-items: flex-end;
  border: 1px solid var(--border);
  border-radius: 18px;
  background:
    radial-gradient(circle at 85% 15%, rgba(31, 143, 255, 0.18), transparent 34%),
    rgba(255, 255, 255, 0.04);
  color: var(--white);
  font-weight: 850;
}

.section-area {
  padding-top: 0;
}

.area-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
  padding: 34px;
  background:
    radial-gradient(circle at 75% 50%, rgba(31, 143, 255, 0.22), transparent 36%),
    linear-gradient(135deg, rgba(255, 255, 255, 0.08), rgba(255, 255, 255, 0.025));
}

.area-card p {
  margin-bottom: 0;
}

.contact-section {
  background:
    linear-gradient(180deg, var(--navy-950), var(--navy-900));
  border-top: 1px solid rgba(148, 163, 184, 0.1);
}

.contact-actions {
  display: grid;
  gap: 12px;
  margin-top: 28px;
}

.contact-link {
  width: fit-content;
  color: #9fd2ff;
  font-weight: 850;
}

.contact-link:hover {
  color: var(--white);
}

.contact-form {
  padding: 28px;
}

.form-row {
  margin-bottom: 18px;
}

.form-row label {
  display: block;
  margin-bottom: 7px;
  color: var(--white);
  font-size: 0.92rem;
  font-weight: 800;
}

.two-columns {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

input,
select,
textarea {
  width: 100%;
  border: 1px solid rgba(148, 163, 184, 0.24);
  border-radius: 14px;
  outline: none;
  padding: 13px 14px;
  color: var(--white);
  background: rgba(5, 11, 20, 0.68);
  transition: border-color 160ms ease, box-shadow 160ms ease;
}

select {
  color-scheme: dark;
}

textarea {
  resize: vertical;
}

input:focus,
select:focus,
textarea:focus {
  border-color: rgba(31, 143, 255, 0.75);
  box-shadow: 0 0 0 4px rgba(31, 143, 255, 0.14);
}

.form-submit {
  width: 100%;
  border: 0;
}

.form-status {
  min-height: 24px;
  margin: 14px 0 0;
  color: #9fd2ff;
  font-size: 0.92rem;
  font-weight: 700;
}

.site-footer {
  padding: 62px 0 28px;
  background: #040913;
  border-top: 1px solid rgba(148, 163, 184, 0.12);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 0.8fr 0.8fr;
  gap: 42px;
}

.footer-logo {
  width: 220px;
  max-height: 70px;
  object-fit: contain;
  margin-bottom: 18px;
}

.site-footer h3 {
  margin-bottom: 18px;
  font-size: 1rem;
  letter-spacing: 0;
}

.site-footer a {
  display: block;
  margin-bottom: 10px;
  color: var(--slate-light);
  font-weight: 650;
}

.site-footer a:hover {
  color: var(--white);
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  margin-top: 42px;
  padding-top: 22px;
  border-top: 1px solid rgba(148, 163, 184, 0.12);
  color: var(--slate);
  font-size: 0.9rem;
}

.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 600ms ease, transform 600ms ease;
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}


@media (min-width: 1180px) {
  .hero-copy h1 {
    max-width: 780px;
  }

  .hero-subtitle {
    max-width: 650px;
  }
}

@media (min-width: 1041px) and (max-height: 820px) {
  .hero {
    padding-top: 62px;
    padding-bottom: 24px;
  }

  .hero-visual {
    min-height: 380px;
  }
}

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

  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }

  .reveal {
    opacity: 1;
    transform: none;
  }
}

@media (max-width: 1040px) {
  .hero-grid,
  .split-grid,
  .contact-grid {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: auto;
    padding: 64px 0 48px;
  }

  .hero-visual {
    min-height: 520px;
  }

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

  .service-strip-grid,
  .industry-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 860px) {
  .header-inner {
    min-height: 74px;
  }

  .brand-logo {
    width: 182px;
  }

  .nav-toggle {
    display: block;
  }

  .primary-nav {
    position: fixed;
    inset: 76px 18px auto 18px;
    display: grid;
    gap: 4px;
    padding: 18px;
    border: 1px solid var(--border);
    border-radius: 22px;
    background: rgba(5, 11, 20, 0.98);
    box-shadow: var(--shadow);
    opacity: 0;
    pointer-events: none;
    transform: translateY(-10px);
    transition: opacity 180ms ease, transform 180ms ease;
  }

  .primary-nav.is-open {
    opacity: 1;
    pointer-events: auto;
    transform: translateY(0);
  }

  .nav-link,
  .nav-cta {
    width: 100%;
    padding: 12px 14px;
    justify-content: flex-start;
  }

  .nav-link::after {
    display: none;
  }

  .hero {
    padding-top: 52px;
  }

  .hero-actions,
  .area-card,
  .footer-bottom {
    align-items: stretch;
    flex-direction: column;
  }

  .btn {
    width: 100%;
  }

  .area-card {
    display: grid;
  }

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

@media (max-width: 640px) {
  h1 {
    font-size: clamp(3rem, 12vw, 4rem);
  }

  .hero-area-note {
    font-size: 0.9rem;
  }

  .container {
    width: min(100% - 28px, var(--container));
  }

  .section {
    padding: 72px 0;
  }

  .hero-visual {
    min-height: auto;
    grid-template-columns: 1fr;
    grid-template-rows: auto;
  }

  .visual-card-large,
  .camera-tile,
  .network-tile,
  .phone-tile,
  .access-tile {
    grid-column: auto;
    grid-row: auto;
  }

  .services-grid,
  .service-strip-grid,
  .industry-grid,
  .two-columns {
    grid-template-columns: 1fr;
  }

  .service-card {
    min-height: auto;
  }

  .service-card p {
    min-height: auto;
  }
}