:root {
  color-scheme: light;
  --ink: #14213d;
  --muted: #53606f;
  --line: #d8dde5;
  --paper: #f7f8fa;
  --panel: #ffffff;
  --steel: #6f7d8c;
  --blue: #1266f1;
  --cyan: #1aa6a6;
  --amber: #f2a900;
  --shadow: 0 18px 45px rgba(20, 33, 61, 0.12);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: Arial, Helvetica, sans-serif;
  color: var(--ink);
  background: var(--paper);
  line-height: 1.6;
}

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 14px clamp(18px, 4vw, 64px);
  background: rgba(247, 248, 250, 0.92);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(14px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  white-space: nowrap;
}

.brand-mark {
  display: inline-grid;
  place-items: center;
  width: 36px;
  height: 36px;
  color: #fff;
  background: var(--ink);
  border-radius: 6px;
  font-size: 13px;
  letter-spacing: 0;
}

.nav {
  display: flex;
  align-items: center;
  gap: clamp(12px, 2vw, 26px);
  color: var(--muted);
  font-size: 14px;
  font-weight: 600;
  white-space: nowrap;
}

.nav a:hover {
  color: var(--blue);
}

.hero {
  position: relative;
  min-height: 680px;
  display: grid;
  grid-template-columns: minmax(0, 0.92fr) minmax(360px, 1fr);
  gap: clamp(28px, 3.4vw, 58px);
  align-items: center;
  overflow: hidden;
  padding: 76px clamp(20px, 5vw, 72px) 46px;
  color: #fff;
  background:
    linear-gradient(100deg, rgba(10, 18, 34, 0.95), rgba(17, 41, 69, 0.76) 52%, rgba(22, 85, 96, 0.58)),
    radial-gradient(circle at 76% 34%, rgba(242, 169, 0, 0.24), transparent 32%),
    #111827;
}

.hero-content {
  position: relative;
  max-width: 840px;
}

.hero-visual {
  position: relative;
  align-self: center;
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 10px;
  overflow: hidden;
  box-shadow: 0 30px 70px rgba(0, 0, 0, 0.34);
}

.hero-visual::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.16), transparent 42%);
  pointer-events: none;
}

.hero-visual img {
  display: block;
  width: 100%;
  min-height: 420px;
  object-fit: cover;
}

.eyebrow,
.section-label {
  margin: 0 0 12px;
  color: var(--amber);
  font-size: 13px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0;
}

.hero h1 {
  margin: 0;
  max-width: 790px;
  font-size: clamp(42px, 5.2vw, 72px);
  line-height: 1.05;
  letter-spacing: 0;
}

.hero-copy {
  max-width: 680px;
  margin: 20px 0 0;
  color: rgba(255, 255, 255, 0.82);
  font-size: clamp(17px, 2vw, 21px);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 30px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 12px 20px;
  border: 1px solid transparent;
  border-radius: 6px;
  font-weight: 700;
  cursor: pointer;
}

.button-primary {
  color: #08111f;
  background: var(--amber);
}

.button-primary:hover {
  background: #ffc342;
}

.button-secondary {
  color: #fff;
  border-color: rgba(255, 255, 255, 0.42);
  background: rgba(255, 255, 255, 0.08);
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  max-width: 760px;
  margin: 42px 0 0;
}

.hero-stats div {
  padding: 18px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.08);
}

.hero-stats dt {
  font-size: 24px;
  font-weight: 800;
}

.hero-stats dd {
  margin: 4px 0 0;
  color: rgba(255, 255, 255, 0.7);
}

.section {
  padding: 84px clamp(20px, 5vw, 72px);
}

.media-proof {
  background: #fff;
}

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

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

.media-card {
  margin: 0;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  box-shadow: var(--shadow);
}

.media-card img {
  display: block;
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  background: #dfe5ec;
}

.product-gallery .media-card img {
  aspect-ratio: 1 / 1;
}

.media-card-wide {
  grid-column: span 2;
}

.media-card-wide img {
  aspect-ratio: 2 / 1;
}

.media-card figcaption {
  display: grid;
  gap: 8px;
  padding: 18px;
  color: var(--muted);
}

.media-card strong {
  color: var(--ink);
  font-size: 18px;
}

.text-link {
  color: var(--blue);
  font-weight: 800;
}

.text-link:hover {
  text-decoration: underline;
}

.trust-strip {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1px;
  margin-top: 28px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--line);
}

.trust-strip span {
  min-height: 72px;
  display: grid;
  place-items: center;
  padding: 14px;
  color: var(--ink);
  background: #f8fbff;
  font-weight: 800;
  text-align: center;
}

.intro {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1fr);
  gap: 48px;
  align-items: start;
  background: #fff;
}

h2 {
  margin: 0;
  font-size: clamp(30px, 4vw, 48px);
  line-height: 1.16;
  letter-spacing: 0;
}

h3 {
  margin: 0 0 12px;
  font-size: 22px;
}

.intro p:last-child,
.contact-copy p {
  margin: 0;
  color: var(--muted);
  font-size: 18px;
}

.contact-copy .contact-email {
  margin-top: 18px;
  color: var(--ink);
  font-weight: 700;
}

.contact-email a {
  color: var(--blue);
}

.section-heading {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 34px;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
}

.feature-card,
.panel,
.quote-form,
.document-card {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
  box-shadow: var(--shadow);
}

.feature-card {
  min-height: 250px;
  padding: 24px;
}

.feature-card p,
.panel li,
.process-list span,
.document-card p {
  color: var(--muted);
}

.icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  margin-bottom: 26px;
  color: #fff;
  background: var(--cyan);
  border-radius: 6px;
  font-weight: 800;
}

.split {
  background: #eef2f6;
}

.two-column {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 22px;
}

.panel {
  padding: 30px;
}

.panel-accent {
  border-color: rgba(18, 102, 241, 0.25);
  background: #f8fbff;
}

.check-list {
  display: grid;
  gap: 12px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.check-list li {
  position: relative;
  padding-left: 24px;
}

.check-list li::before {
  content: "";
  position: absolute;
  top: 10px;
  left: 0;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--amber);
}

.process-list {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 0;
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: step;
  border: 1px solid var(--line);
  border-radius: 8px;
  overflow: hidden;
  background: #fff;
}

.process-list li {
  position: relative;
  min-height: 240px;
  padding: 24px;
  border-right: 1px solid var(--line);
}

.process-list li:last-child {
  border-right: 0;
}

.process-list li::before {
  counter-increment: step;
  content: "0" counter(step);
  display: block;
  margin-bottom: 44px;
  color: var(--blue);
  font-weight: 800;
}

.process-list strong,
.process-list span {
  display: block;
}

.process-list-six {
  grid-template-columns: repeat(6, minmax(0, 1fr));
}

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

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

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

.control-grid .panel,
.faq-list .panel {
  min-height: 220px;
}

.control-grid p,
.faq-list p,
.related-card span,
.policy-content p,
.policy-content li {
  color: var(--muted);
}

.faq-section,
.related-section,
.policy-content {
  background: #fff;
}

.related-card {
  display: grid;
  gap: 8px;
  padding: 24px;
}

.related-card strong {
  color: var(--ink);
  font-size: 20px;
}

.related-card:hover {
  border-color: rgba(18, 102, 241, 0.35);
  transform: translateY(-2px);
}

.policy-content {
  display: grid;
  gap: 22px;
  max-width: 980px;
  margin: 0 auto;
}

.policy-content .panel {
  box-shadow: none;
}

.document-card {
  min-height: 210px;
  padding: 26px;
}

.contact-section {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(320px, 520px);
  gap: 48px;
  align-items: start;
  background: #fff;
}

.contact-copy h2 {
  margin-bottom: 18px;
}

.quote-form {
  display: grid;
  gap: 18px;
  padding: 28px;
}

.quote-form label {
  display: grid;
  gap: 8px;
  color: var(--ink);
  font-weight: 700;
}

.quote-form input,
.quote-form textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 12px 14px;
  color: var(--ink);
  font: inherit;
  resize: vertical;
}

.quote-form input:focus,
.quote-form textarea:focus {
  outline: 3px solid rgba(18, 102, 241, 0.18);
  border-color: var(--blue);
}

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

.site-footer {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  padding: 24px clamp(20px, 5vw, 72px);
  color: #fff;
  background: var(--ink);
}

.site-footer p {
  margin: 0;
}

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

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 14px 20px;
  justify-content: flex-end;
}

.image-credits {
  padding: 10px clamp(20px, 5vw, 72px);
  color: #6b7280;
  background: #0f172a;
  font-size: 12px;
}

.page-hero {
  display: grid;
  grid-template-columns: minmax(0, 0.92fr) minmax(340px, 0.8fr);
  gap: clamp(28px, 4vw, 58px);
  align-items: center;
  padding: 76px clamp(20px, 5vw, 72px);
  color: #fff;
  background: linear-gradient(105deg, #0f172a, #17324a 72%, #155e63);
}

.page-hero h1 {
  max-width: 760px;
  margin: 0;
  font-size: clamp(40px, 5vw, 68px);
  line-height: 1.08;
}

.page-hero p {
  max-width: 700px;
  color: rgba(255, 255, 255, 0.8);
  font-size: clamp(17px, 2vw, 21px);
}

.page-hero img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border: 1px solid rgba(255, 255, 255, 0.22);
  border-radius: 10px;
  box-shadow: 0 28px 64px rgba(0, 0, 0, 0.3);
}

.detail-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(300px, 0.45fr);
  gap: 28px;
}

.detail-stack {
  display: grid;
  gap: 20px;
}

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

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

.spec-table tr:last-child th,
.spec-table tr:last-child td {
  border-bottom: 0;
}

.spec-table th {
  width: 32%;
  color: var(--ink);
  background: #f8fbff;
}

.cta-band {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  color: #fff;
  background: var(--ink);
}

.cta-band p {
  max-width: 760px;
  margin: 8px 0 0;
  color: rgba(255, 255, 255, 0.75);
}

@media (max-width: 980px) {
  .site-header,
  .intro,
  .contact-section,
  .page-hero,
  .detail-grid {
    grid-template-columns: 1fr;
  }

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

  .nav {
    width: 100%;
    flex-wrap: wrap;
    gap: 10px 16px;
    overflow: visible;
    white-space: normal;
  }

  .feature-grid,
  .process-list,
  .media-grid,
  .product-gallery,
  .document-grid,
  .control-grid,
  .faq-list,
  .related-grid,
  .trust-strip {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .process-list li:nth-child(2) {
    border-right: 1px solid var(--line);
  }
}

@media (max-width: 820px) {
  .hero {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 680px) {
  .hero {
    min-height: auto;
    padding-top: 64px;
  }

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

  .hero-stats,
  .feature-grid,
  .two-column,
  .process-list,
  .media-grid,
  .product-gallery,
  .document-grid,
  .control-grid,
  .faq-list,
  .related-grid,
  .trust-strip,
  .cta-band {
    grid-template-columns: 1fr;
  }

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

  .hero-visual img {
    min-height: 260px;
  }

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

  .process-list li {
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .process-list li:last-child {
    border-bottom: 0;
  }

  .site-footer {
    flex-direction: column;
  }

  .footer-links {
    justify-content: flex-start;
  }
}