:root {
  --teal: #095978;
  --teal-dark: #073f55;
  --teal-black: #061b25;
  --cyan: #36c3d8;
  --teal-soft: #e5f3f6;
  --orange: #f28e1c;
  --orange-dark: #c76d08;
  --ink: #16252e;
  --muted: #60717b;
  --line: #d8e1e6;
  --surface: #ffffff;
  --paper: #f5f8fa;
  --steel: #2e4654;
  --green: #3a7d66;
  --shadow: 0 24px 70px rgba(9, 89, 120, 0.16);
  --tech-shadow: 0 24px 80px rgba(6, 27, 37, 0.18);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

[id] {
  scroll-margin-top: 96px;
}

body {
  margin: 0;
  color: var(--ink);
  background:
    linear-gradient(90deg, rgba(9, 89, 120, 0.035) 1px, transparent 1px),
    linear-gradient(rgba(9, 89, 120, 0.03) 1px, transparent 1px),
    var(--surface);
  background-size: 42px 42px;
  font-family: "Segoe UI", "Inter", Arial, sans-serif;
  font-size: 16px;
  line-height: 1.6;
}

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

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

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

.skip-link {
  position: absolute;
  left: 16px;
  top: -80px;
  z-index: 100;
  padding: 10px 14px;
  color: #fff;
  background: var(--teal);
  border-radius: 6px;
  transition: top 0.2s ease;
}

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

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(255, 255, 255, 0.88);
  border-bottom: 1px solid rgba(9, 89, 120, 0.14);
  backdrop-filter: blur(18px) saturate(1.15);
}

.site-header.is-scrolled {
  box-shadow: 0 18px 45px rgba(18, 37, 46, 0.1);
}

.nav-shell {
  min-height: 82px;
  display: flex;
  align-items: center;
  gap: 24px;
}

.brand {
  flex: 0 0 250px;
}

.brand img {
  width: 250px;
  height: auto;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-left: auto;
  color: #314955;
  font-size: 15px;
  font-weight: 600;
}

.site-nav a {
  padding: 9px 12px;
  border: 1px solid transparent;
  border-radius: 6px;
  transition: color 0.2s ease, border-color 0.2s ease, background 0.2s ease;
}

.site-nav a:hover,
.site-nav a:focus-visible {
  color: var(--teal);
  background: rgba(9, 89, 120, 0.06);
  border-color: rgba(9, 89, 120, 0.14);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-left: 8px;
}

.header-phone {
  color: var(--teal);
  font-weight: 800;
  white-space: nowrap;
}

.header-cta {
  display: inline-flex;
  min-height: 42px;
  align-items: center;
  justify-content: center;
  padding: 0 18px;
  color: #fff;
  background: linear-gradient(135deg, var(--orange), #ffac3d);
  border-radius: 6px;
  font-weight: 800;
  box-shadow: 0 10px 24px rgba(242, 142, 28, 0.22);
}

.nav-toggle {
  display: none;
  width: 42px;
  height: 42px;
  margin-left: auto;
  padding: 0;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 6px;
}

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

.hero {
  position: relative;
  min-height: calc(100svh - 142px);
  display: flex;
  align-items: center;
  overflow: hidden;
  background-image:
    radial-gradient(circle at 78% 30%, rgba(54, 195, 216, 0.22) 0, rgba(54, 195, 216, 0) 24%),
    linear-gradient(90deg, rgba(6, 27, 37, 0.97) 0%, rgba(7, 63, 85, 0.91) 37%, rgba(9, 89, 120, 0.42) 67%, rgba(255, 255, 255, 0.06) 100%),
    url("assets/hero-security-systems.png");
  background-size: cover;
  background-position: center right;
  border-bottom: 1px solid rgba(9, 89, 120, 0.18);
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(90deg, rgba(255, 255, 255, 0.07) 1px, transparent 1px),
    linear-gradient(rgba(255, 255, 255, 0.055) 1px, transparent 1px);
  background-size: 78px 78px;
  mask-image: linear-gradient(90deg, #000 0%, transparent 78%);
}

.hero::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--orange), var(--cyan), transparent);
}

.hero-content {
  position: relative;
  z-index: 1;
  padding: 68px 0 78px;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 14px;
  color: var(--orange-dark);
  font-size: 13px;
  font-weight: 900;
  letter-spacing: 0;
  text-transform: uppercase;
}

.eyebrow::before {
  content: "";
  width: 28px;
  height: 2px;
  background: currentColor;
}

.hero h1,
.section-heading h2,
.systems-layout h2,
.trust-copy h2,
.contact-copy h2 {
  margin: 0;
  line-height: 1.08;
  color: var(--teal-dark);
  font-weight: 900;
}

.hero h1 {
  max-width: 700px;
  font-size: 64px;
  color: #fff;
  text-shadow: 0 18px 42px rgba(0, 0, 0, 0.2);
  overflow-wrap: anywhere;
}

.hero .eyebrow {
  color: #ffb257;
}

.hero-lead {
  max-width: 640px;
  margin: 22px 0 0;
  color: rgba(255, 255, 255, 0.84);
  font-size: 22px;
  line-height: 1.45;
}

.hero-actions,
.hero-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 30px;
}

.btn {
  display: inline-flex;
  min-height: 50px;
  align-items: center;
  justify-content: center;
  padding: 0 22px;
  border: 1px solid transparent;
  border-radius: 6px;
  font-weight: 900;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease, border-color 0.2s ease;
}

.btn::after {
  content: "";
  width: 7px;
  height: 7px;
  margin-left: 10px;
  border-top: 2px solid currentColor;
  border-right: 2px solid currentColor;
  transform: rotate(45deg);
}

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

.btn-primary {
  color: #fff;
  background: linear-gradient(135deg, var(--orange), #ffad3c);
  box-shadow: 0 18px 36px rgba(242, 142, 28, 0.32);
}

.btn-primary:hover,
.btn-primary:focus-visible {
  background: var(--orange-dark);
}

.btn-secondary {
  color: #fff;
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.28);
  backdrop-filter: blur(10px);
}

.btn-secondary:hover,
.btn-secondary:focus-visible {
  border-color: rgba(255, 255, 255, 0.55);
  box-shadow: 0 16px 32px rgba(0, 0, 0, 0.16);
}

.hero-tags {
  max-width: 660px;
}

.hero-tags span {
  flex: 0 0 auto;
  padding: 8px 12px;
  color: rgba(255, 255, 255, 0.92);
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 6px;
  font-size: 14px;
  font-weight: 800;
  backdrop-filter: blur(12px);
}

.hero-tech-panel {
  width: min(620px, 100%);
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  margin-top: 32px;
  padding: 1px;
  background: linear-gradient(135deg, rgba(54, 195, 216, 0.6), rgba(255, 255, 255, 0.16), rgba(242, 142, 28, 0.58));
  border-radius: 8px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.18);
}

.hero-tech-panel div {
  min-height: 74px;
  padding: 16px 18px;
  background: rgba(6, 27, 37, 0.72);
  backdrop-filter: blur(14px);
}

.hero-tech-panel div:first-child {
  border-radius: 7px 0 0 7px;
}

.hero-tech-panel div:last-child {
  border-radius: 0 7px 7px 0;
}

.hero-tech-panel span {
  display: block;
  color: rgba(255, 255, 255, 0.66);
  font-size: 13px;
  font-weight: 800;
}

.hero-tech-panel strong {
  display: block;
  margin-top: 2px;
  color: #fff;
  font-size: 26px;
  line-height: 1;
}

.summary-strip {
  background: var(--teal-black);
}

.summary-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
}

.summary-grid div {
  position: relative;
  min-height: 138px;
  padding: 28px 30px;
  color: #d9eef3;
  border-left: 1px solid rgba(255, 255, 255, 0.14);
}

.summary-grid div::before {
  content: "";
  display: block;
  width: 34px;
  height: 3px;
  margin-bottom: 18px;
  background: linear-gradient(90deg, var(--orange), var(--cyan));
}

.summary-grid div:last-child {
  border-right: 1px solid rgba(255, 255, 255, 0.14);
}

.summary-grid strong {
  display: block;
  color: #fff;
  font-size: 21px;
  line-height: 1.2;
}

.summary-grid span {
  display: block;
  margin-top: 8px;
  color: rgba(255, 255, 255, 0.78);
}

.section {
  padding: 92px 0;
}

.section-heading {
  max-width: 820px;
  margin: 0 auto 44px;
  text-align: center;
}

.section-heading.align-left {
  margin: 0;
  text-align: left;
}

.section-heading h2,
.systems-layout h2,
.trust-copy h2,
.contact-copy h2 {
  font-size: 42px;
}

.section-heading p:not(.eyebrow),
.systems-layout p,
.trust-copy p,
.contact-copy p {
  margin: 18px 0 0;
  color: var(--muted);
  font-size: 18px;
}

.intro-section {
  background:
    radial-gradient(circle at 8% 20%, rgba(242, 142, 28, 0.1), transparent 28%),
    linear-gradient(180deg, #f8fbfc 0%, #eef5f7 100%);
}

.intro-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 380px;
  gap: 54px;
  align-items: center;
}

.intro-panel {
  position: relative;
  overflow: hidden;
  padding: 34px;
  background: #fff;
  border: 1px solid rgba(9, 89, 120, 0.14);
  border-radius: 8px;
  box-shadow: var(--tech-shadow);
}

.intro-panel::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(135deg, rgba(54, 195, 216, 0.12), transparent 34%),
    linear-gradient(90deg, rgba(9, 89, 120, 0.04) 1px, transparent 1px);
  background-size: auto, 28px 28px;
}

.intro-panel img {
  position: relative;
  width: 260px;
  margin: 0 auto 24px;
}

.intro-panel p {
  position: relative;
  margin: 0;
  color: #405864;
  font-weight: 700;
}

.office-section {
  position: relative;
  overflow: hidden;
  background:
    linear-gradient(180deg, #ffffff 0%, #f5f9fb 100%);
}

.office-section::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(90deg, rgba(9, 89, 120, 0.055) 1px, transparent 1px),
    linear-gradient(rgba(9, 89, 120, 0.045) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: linear-gradient(180deg, transparent 0%, #000 24%, #000 82%, transparent 100%);
}

.office-shell {
  position: relative;
  width: 100%;
}

.office-gallery {
  display: block;
}

.office-card {
  position: relative;
  min-height: 420px;
  margin: 0;
  overflow: hidden;
  background: var(--teal-black);
  border: 0;
  border-radius: 0;
  box-shadow: var(--tech-shadow);
}

.office-card-large {
  min-height: 620px;
}

.office-card img {
  width: 100%;
  height: 100%;
  min-height: inherit;
  object-fit: cover;
  transition: transform 0.45s ease;
}

.office-card:hover img {
  transform: scale(1.035);
}

.office-card::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(180deg, rgba(6, 27, 37, 0.06) 0%, rgba(6, 27, 37, 0.16) 48%, rgba(6, 27, 37, 0.58) 100%),
    linear-gradient(90deg, rgba(6, 27, 37, 0.18), transparent 38%, rgba(6, 27, 37, 0.68) 100%);
}

.office-card figcaption {
  position: absolute;
  left: auto;
  right: max(32px, calc((100vw - 1180px) / 2));
  top: 50%;
  bottom: auto;
  z-index: 1;
  width: min(560px, calc(100% - 64px));
  padding: 28px;
  color: #fff;
  background: rgba(6, 27, 37, 0.74);
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 8px;
  backdrop-filter: blur(12px);
  transform: translateY(-50%);
}

.office-card figcaption .eyebrow {
  color: #ffb257;
}

.office-card strong {
  display: block;
  color: #fff;
  font-size: 34px;
  line-height: 1.08;
}

.office-card span {
  display: block;
  margin-top: 16px;
  color: rgba(255, 255, 255, 0.78);
  font-size: 17px;
}

.office-points {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 22px;
}

.office-points small {
  display: inline-flex;
  align-items: center;
  min-height: 34px;
  padding: 0 11px;
  color: rgba(255, 255, 255, 0.9);
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 6px;
  font-size: 13px;
  font-weight: 800;
}

.services-section {
  background: #fff;
}

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

.service-card {
  position: relative;
  overflow: hidden;
  min-height: 360px;
  padding: 28px;
  background: linear-gradient(180deg, #ffffff 0%, #f8fbfc 100%);
  border: 1px solid rgba(9, 89, 120, 0.14);
  border-radius: 8px;
  box-shadow: 0 16px 44px rgba(22, 37, 46, 0.07);
  transition: transform 0.22s ease, box-shadow 0.22s ease, border-color 0.22s ease;
}

.service-card::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, var(--orange), var(--cyan));
}

.service-card::after {
  content: "";
  position: absolute;
  right: -48px;
  bottom: -48px;
  width: 150px;
  height: 150px;
  border: 1px solid rgba(9, 89, 120, 0.12);
  border-radius: 50%;
}

.service-card:hover {
  transform: translateY(-4px);
  border-color: rgba(9, 89, 120, 0.28);
  box-shadow: 0 28px 70px rgba(9, 89, 120, 0.14);
}

.service-card-wide {
  grid-column: span 2;
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.96) 0%, rgba(237, 247, 249, 0.98) 100%),
    linear-gradient(90deg, rgba(9, 89, 120, 0.05) 1px, transparent 1px);
  background-size: auto, 34px 34px;
}

.service-kicker {
  display: inline-flex;
  width: 42px;
  height: 32px;
  align-items: center;
  justify-content: center;
  color: #fff;
  background: linear-gradient(135deg, var(--teal), #0d7594);
  border-radius: 6px;
  font-size: 14px;
  font-weight: 900;
  box-shadow: 0 12px 26px rgba(9, 89, 120, 0.18);
}

.service-card h3,
.project-item h3,
.process-list h3,
.request-form h3 {
  margin: 18px 0 10px;
  color: var(--teal-dark);
  font-size: 23px;
  line-height: 1.2;
}

.service-card p,
.project-item p,
.process-list p {
  margin: 0;
  color: var(--muted);
}

.service-card ul {
  margin: 18px 0 0;
  padding: 0;
  list-style: none;
}

.service-card li {
  position: relative;
  padding-left: 20px;
  color: #314955;
}

.service-card li + li {
  margin-top: 8px;
}

.service-card li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.68em;
  width: 7px;
  height: 7px;
  background: var(--orange);
  border-radius: 2px;
  transform: rotate(45deg);
}

.summary-grid span,
.intro-panel p,
.service-card p,
.service-card li,
.systems-list span,
.project-item p,
.process-list p,
.document-list span,
.trust-grid span {
  text-align: justify;
  text-align-last: left;
  hyphens: auto;
}

.systems-band {
  position: relative;
  overflow: hidden;
  color: #fff;
  background:
    radial-gradient(circle at 80% 12%, rgba(54, 195, 216, 0.18), transparent 28%),
    linear-gradient(135deg, var(--teal-black), #0b536e 58%, #0c6a85);
}

.systems-band::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(90deg, rgba(255, 255, 255, 0.06) 1px, transparent 1px),
    linear-gradient(rgba(255, 255, 255, 0.05) 1px, transparent 1px);
  background-size: 64px 64px;
}

.systems-layout {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr) 430px;
  gap: 56px;
  align-items: start;
}

.systems-layout .eyebrow {
  color: #ffbd73;
}

.systems-layout h2,
.systems-layout p {
  color: #fff;
}

.systems-layout p {
  color: rgba(255, 255, 255, 0.82);
}

.systems-list {
  display: grid;
  gap: 14px;
}

.systems-list div {
  position: relative;
  overflow: hidden;
  padding: 22px;
  background: rgba(255, 255, 255, 0.095);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 8px;
  backdrop-filter: blur(14px);
}

.systems-list div::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 4px;
  background: linear-gradient(180deg, var(--orange), var(--cyan));
}

.systems-list strong {
  display: block;
  color: #fff;
  font-size: 18px;
}

.systems-list span {
  display: block;
  margin-top: 6px;
  color: rgba(255, 255, 255, 0.78);
}

.projects-section {
  background:
    linear-gradient(180deg, #f8fbfc 0%, #edf4f6 100%);
}

.project-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  background: transparent;
  border: 0;
  border-radius: 0;
  overflow: visible;
}

.project-item {
  position: relative;
  overflow: hidden;
  min-height: 260px;
  padding: 28px;
  background: #fff;
  border: 1px solid rgba(9, 89, 120, 0.13);
  border-radius: 8px;
  box-shadow: 0 16px 42px rgba(22, 37, 46, 0.06);
}

.project-item::before {
  content: "";
  position: absolute;
  right: -26px;
  top: -26px;
  width: 84px;
  height: 84px;
  border: 1px solid rgba(54, 195, 216, 0.26);
  border-radius: 50%;
}

.project-item span,
.process-list span {
  color: var(--orange-dark);
  font-weight: 900;
}

.process-list {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 0;
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: process;
}

.process-list li {
  position: relative;
  min-height: 250px;
  padding: 24px 20px;
  background: #fff;
  border: 1px solid rgba(9, 89, 120, 0.14);
  border-right: 0;
}

.process-list li:first-child {
  border-radius: 8px 0 0 8px;
}

.process-list li:last-child {
  border-right: 1px solid rgba(9, 89, 120, 0.14);
  border-radius: 0 8px 8px 0;
}

.process-list li::before {
  content: "";
  position: absolute;
  left: 20px;
  right: 20px;
  top: 68px;
  height: 2px;
  background: linear-gradient(90deg, var(--orange), rgba(54, 195, 216, 0.4));
}

.process-list h3 {
  font-size: 20px;
}

.documents-section {
  background:
    linear-gradient(180deg, #ffffff 0%, #f4f8fa 100%);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.documents-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(420px, 1fr);
  gap: 64px;
  align-items: start;
}

.document-list {
  display: grid;
  gap: 14px;
}

.document-list a {
  position: relative;
  padding: 24px 56px 24px 24px;
  background: rgba(255, 255, 255, 0.92);
  border: 1px solid rgba(9, 89, 120, 0.14);
  border-radius: 8px;
  box-shadow: 0 14px 38px rgba(22, 37, 46, 0.06);
  transition: transform 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
}

.document-list a::after {
  content: "PDF";
  position: absolute;
  right: 20px;
  top: 24px;
  color: var(--orange-dark);
  font-size: 13px;
  font-weight: 900;
}

.document-list a:hover,
.document-list a:focus-visible {
  transform: translateY(-2px);
  border-color: rgba(9, 89, 120, 0.32);
  box-shadow: 0 22px 50px rgba(9, 89, 120, 0.12);
}

.document-list strong {
  display: block;
  color: var(--teal-dark);
  font-size: 20px;
}

.document-list span {
  display: block;
  margin-top: 8px;
  color: var(--muted);
}

.trust-section {
  padding: 76px 0;
  background:
    radial-gradient(circle at 20% 12%, rgba(54, 195, 216, 0.12), transparent 28%),
    #fff;
}

.trust-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(420px, 1fr);
  gap: 48px;
  align-items: start;
}

.trust-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
}

.trust-grid div {
  position: relative;
  overflow: hidden;
  min-height: 180px;
  padding: 24px;
  background:
    linear-gradient(135deg, #ffffff 0%, #edf6f8 100%);
  border: 1px solid rgba(9, 89, 120, 0.14);
  border-radius: 8px;
}

.trust-grid div::before {
  content: "";
  position: absolute;
  left: 24px;
  top: 0;
  width: 42px;
  height: 4px;
  background: var(--orange);
}

.trust-grid strong {
  display: block;
  color: var(--teal-dark);
  font-size: 19px;
  line-height: 1.25;
}

.trust-grid span {
  display: block;
  margin-top: 10px;
  color: var(--muted);
}

.contact-section {
  background:
    linear-gradient(135deg, rgba(6, 27, 37, 0.96), rgba(9, 89, 120, 0.9)),
    url("assets/hero-security-systems.png");
  background-size: cover;
  background-position: center;
}

.contact-copy h2,
.contact-copy p {
  color: #fff;
}

.contact-copy p {
  color: rgba(255, 255, 255, 0.78);
}

.contact-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.85fr) minmax(420px, 1fr);
  gap: 58px;
  align-items: start;
}

.contact-lines {
  display: grid;
  gap: 14px;
  margin-top: 32px;
}

.contact-lines a {
  display: block;
  padding: 18px 20px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 8px;
  backdrop-filter: blur(12px);
}

.contact-lines span {
  display: block;
  color: rgba(255, 255, 255, 0.64);
  font-size: 14px;
  font-weight: 700;
}

.contact-lines strong {
  display: block;
  margin-top: 2px;
  color: #fff;
  font-size: 20px;
}

.request-form {
  padding: 32px;
  background: rgba(255, 255, 255, 0.96);
  border: 1px solid rgba(255, 255, 255, 0.42);
  border-radius: 8px;
  box-shadow: 0 28px 80px rgba(0, 0, 0, 0.24);
}

.request-form h3 {
  margin-top: 0;
  font-size: 26px;
}

.request-form label {
  display: block;
  margin-top: 16px;
}

.request-form label span {
  display: block;
  margin-bottom: 7px;
  color: #314955;
  font-size: 14px;
  font-weight: 800;
}

.request-form input,
.request-form select,
.request-form textarea {
  width: 100%;
  border: 1px solid #cdd9df;
  border-radius: 6px;
  padding: 12px 14px;
  color: var(--ink);
  background: #fff;
  outline: none;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.request-form textarea {
  resize: vertical;
}

.request-form input:focus,
.request-form select:focus,
.request-form textarea:focus {
  border-color: var(--teal);
  box-shadow: 0 0 0 4px rgba(9, 89, 120, 0.12);
}

.request-form button {
  width: 100%;
  margin-top: 20px;
  cursor: pointer;
}

.request-form button:disabled {
  cursor: wait;
  opacity: 0.72;
  transform: none;
}

.form-status {
  min-height: 24px;
  margin: 14px 0 0;
  color: var(--green);
  font-weight: 700;
}

.form-status.is-error {
  color: #b84224;
}

.site-footer {
  padding: 36px 0;
  color: rgba(255, 255, 255, 0.82);
  background: var(--teal-black);
}

.footer-layout {
  display: grid;
  grid-template-columns: 230px minmax(0, 1fr) auto;
  gap: 28px;
  align-items: center;
}

.footer-layout img {
  width: 230px;
  padding: 10px;
  background: #fff;
  border-radius: 6px;
}

.footer-layout strong,
.footer-layout a {
  color: #fff;
  font-weight: 900;
}

.footer-layout p {
  margin: 4px 0 0;
}

@media (max-width: 1120px) {
  .nav-shell {
    gap: 18px;
  }

  .brand,
  .brand img {
    width: 220px;
    flex-basis: 220px;
  }

  .site-nav {
    gap: 16px;
  }

  .header-phone {
    display: none;
  }

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

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

  .process-list {
    gap: 14px;
  }

  .process-list li,
  .process-list li:first-child,
  .process-list li:last-child {
    border: 1px solid rgba(9, 89, 120, 0.14);
    border-radius: 8px;
  }
}

@media (max-width: 860px) {
  body {
    font-size: 15px;
  }

  .container {
    width: min(100% - 28px, 720px);
  }

  .nav-shell {
    min-height: 74px;
  }

  .brand,
  .brand img {
    width: 190px;
    flex-basis: 190px;
  }

  .nav-toggle {
    display: block;
  }

  .site-nav {
    position: absolute;
    left: 14px;
    right: 14px;
    top: calc(100% + 8px);
    display: none;
    margin: 0;
    padding: 16px;
    background: #fff;
    border: 1px solid var(--line);
    border-radius: 8px;
    box-shadow: var(--shadow);
  }

  .site-nav.is-open {
    display: grid;
    gap: 8px;
  }

  .site-nav a {
    padding: 10px 8px;
  }

  .header-actions {
    display: none;
  }

  .hero {
    min-height: auto;
    background-image:
      radial-gradient(circle at 60% 18%, rgba(54, 195, 216, 0.18) 0, rgba(54, 195, 216, 0) 28%),
      linear-gradient(180deg, rgba(6, 27, 37, 0.97) 0%, rgba(7, 63, 85, 0.93) 62%, rgba(9, 89, 120, 0.72) 100%),
      url("assets/hero-security-systems.png");
    background-position: 62% center;
  }

  .hero-content {
    padding: 36px 0 42px;
  }

  .hero h1 {
    font-size: 40px;
  }

  .hero-lead {
    font-size: 19px;
  }

  .hero-actions,
  .hero-tags {
    margin-top: 22px;
  }

  .hero-tech-panel {
    margin-top: 24px;
  }

  .summary-grid,
  .intro-layout,
  .office-gallery,
  .systems-layout,
  .documents-layout,
  .trust-layout,
  .contact-layout,
  .footer-layout {
    grid-template-columns: 1fr;
  }

  .summary-grid div,
  .summary-grid div:last-child {
    min-height: auto;
    border-right: 0;
    border-left: 0;
    border-top: 1px solid rgba(255, 255, 255, 0.14);
  }

  .section {
    padding: 68px 0;
  }

  .section-heading,
  .section-heading.align-left {
    margin-bottom: 32px;
    text-align: left;
  }

  .section-heading h2,
  .systems-layout h2,
  .trust-copy h2,
  .contact-copy h2 {
    font-size: 34px;
  }

  .documents-layout,
  .contact-layout,
  .systems-layout,
  .trust-layout {
    gap: 34px;
  }

  .office-card,
  .office-card-large {
    min-height: 430px;
  }

  .footer-layout {
    justify-items: start;
  }
}

@media (max-width: 620px) {
  .hero h1 {
    font-size: 34px;
  }

  .hero-lead {
    margin-top: 16px;
    font-size: 17px;
    max-width: 360px;
  }

  .hero-actions {
    display: grid;
    gap: 10px;
    max-width: 360px;
  }

  .btn {
    min-height: 48px;
  }

  .hero-tags span {
    font-size: 13px;
    max-width: 100%;
    overflow-wrap: anywhere;
  }

  .hero-tags {
    max-width: 360px;
  }

  .hero-tech-panel {
    grid-template-columns: repeat(3, 1fr);
    max-width: 360px;
  }

  .hero-tech-panel div {
    min-height: 58px;
    padding: 12px 14px;
    border-radius: 0;
  }

  .hero-tech-panel div:first-child {
    border-radius: 7px 0 0 7px;
  }

  .hero-tech-panel div:last-child {
    border-radius: 0 7px 7px 0;
  }

  .hero-tech-panel strong {
    font-size: 23px;
  }

  .hero-tech-panel span {
    font-size: 12px;
  }

  .hero-tech-panel div:first-child:last-child {
    border-radius: 7px;
  }

  .services-grid,
  .project-grid,
  .process-list {
    grid-template-columns: 1fr;
  }

  .service-card-wide {
    grid-column: auto;
  }

  .service-card,
  .intro-panel,
  .request-form {
    padding: 22px;
  }

  .office-card,
  .office-card-large {
    min-height: 360px;
  }

  .office-card figcaption {
    left: 14px;
    right: 14px;
    top: auto;
    bottom: 14px;
    width: auto;
    padding: 15px;
    transform: none;
  }

  .office-card strong {
    font-size: 24px;
  }

  .office-card span {
    font-size: 15px;
  }

  .section-heading h2,
  .systems-layout h2,
  .trust-copy h2,
  .contact-copy h2 {
    font-size: 30px;
  }

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

  .document-list a {
    padding-right: 24px;
  }

  .document-list a::after {
    position: static;
    display: inline-block;
    margin-top: 12px;
  }

  .contact-lines strong {
    font-size: 18px;
    overflow-wrap: anywhere;
  }
}