:root {
  --navy: #06122f;
  --navy2: #091a40;
  --cyan: #19d7ff;
  --cyan2: #0aa7d5;
  --white: #f5f7fb;
  --muted: #9aa8c2;
  --line: rgba(255, 255, 255, 0.1);
  --card: #0d1d40;
  --max: 1180px;
}
* {
  box-sizing: border-box;
}
html {
  scroll-behavior: smooth;
}
.skip-link {
  position: fixed;
  top: 8px;
  left: 8px;
  z-index: 1000;
  padding: 10px 14px;
  border-radius: 8px;
  background: #fff;
  color: #06122f;
  font-weight: 800;
  transform: translateY(-150%);
}
.skip-link:focus {
  transform: translateY(0);
}
body {
  margin: 0;
  background: #fff;
  color: #101827;
  font-family:
    Inter,
    ui-sans-serif,
    system-ui,
    -apple-system,
    "Segoe UI",
    sans-serif;
  line-height: 1.55;
}
.container {
  width: min(var(--max), calc(100% - 40px));
  margin: auto;
}
.ro-topbar { background: #020a20; color: #dce7ff; font-size: 13px; }
.ro-topbar-inner { min-height: 36px; display: flex; align-items: center; justify-content: space-between; gap: 20px; }
.ro-topbar a { color: #fff; font-weight: 750; text-decoration: none; }
.ro-topbar a:hover { color: var(--cyan); }
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(6, 18, 47, 0.96);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line);
  color: white;
}
.nav {
  min-height: 76px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 30px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--navy);
  text-decoration: none;
  background: #fff;
  padding: 6px 12px;
  border-radius: 12px;
  box-shadow: 0 4px 18px rgba(0, 0, 0, 0.18);
}
.brand b {
  display: block;
  font-size: 20px;
  letter-spacing: -0.5px;
}
.brand small {
  display: block;
  font-size: 8px;
  letter-spacing: 2px;
  color: #a8b8d4;
}
.brand-mark {
  width: 40px;
  height: 40px;
  border: 1px solid rgba(25, 215, 255, 0.55);
  border-radius: 10px;
  display: grid;
  place-items: center;
  color: var(--cyan);
  font-weight: 900;
  font-size: 14px;
}
nav {
  display: flex;
  align-items: center;
  gap: 24px;
}
nav a {
  color: #dfe8f8;
  text-decoration: none;
  font-size: 14px;
  font-weight: 600;
}
nav a[aria-current="page"]:not(.nav-cta) {
  color: var(--cyan);
}
a:focus-visible,
button:focus-visible {
  outline: 3px solid #ffcf4a;
  outline-offset: 3px;
}
.cart-link {
  border: 1px solid rgba(25, 215, 255, 0.35);
  padding: 9px 13px;
  border-radius: 9px;
}
.cart-link span {
  color: var(--cyan);
}
.menu-toggle {
  display: none;
  background: none;
  border: 0;
  color: white;
  font-size: 25px;
  cursor: pointer;
}

.article-body h2 {
  margin-top: 2.1em;
}
.article-body h3 {
  margin-top: 1.7em;
}
.article-body li + li {
  margin-top: 0.45em;
}
.article-body .lead {
  font-size: 1.15rem;
  color: #42506a;
}
.related-links {
  margin-top: 42px;
  padding: 24px;
  border: 1px solid #dce4ef;
  border-radius: 14px;
  background: #f6f9fc;
}
.related-links h2 {
  margin-top: 0;
}
.faq-list details {
  border-bottom: 1px solid #dce4ef;
  padding: 18px 0;
}
.faq-list summary {
  cursor: pointer;
  font-weight: 800;
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition-duration: 0.01ms !important; animation-duration: 0.01ms !important; }
}
.hero {
  background: radial-gradient(
    circle at 75% 40%,
    #123c72 0,
    #081d46 30%,
    #06122f 65%
  );
  color: white;
  padding: 90px 0 70px;
  overflow: hidden;
}
.hero-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 60px;
  align-items: center;
}
.eyebrow {
  color: var(--cyan);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 2px;
  margin-bottom: 13px;
}
.hero h1 {
  font-size: clamp(42px, 6vw, 72px);
  line-height: 1.02;
  letter-spacing: -3px;
  margin: 0 0 25px;
}
.hero h1 span {
  color: #b9c9e4;
}
.hero-copy {
  font-size: 19px;
  color: #c3cee1;
  max-width: 650px;
}
.hero-actions {
  display: flex;
  gap: 12px;
  margin: 32px 0;
}
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 13px 19px;
  border-radius: 9px;
  text-decoration: none;
  font-weight: 800;
  font-size: 14px;
  border: 1px solid transparent;
  cursor: pointer;
}
.btn-primary {
  background: var(--cyan);
  color: #03142c;
}
.btn-primary:hover {
  background: #68e7ff;
}
.btn-ghost {
  border-color: rgba(255, 255, 255, 0.22);
  color: white;
}
.trust-row {
  display: flex;
  gap: 35px;
  margin-top: 40px;
}
.trust-row div {
  display: flex;
  flex-direction: column;
}
.trust-row strong {
  font-size: 18px;
}
.trust-row span {
  font-size: 11px;
  color: #8fa1bf;
}
.hero-card {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(25, 215, 255, 0.18);
  border-radius: 24px;
  padding: 30px;
  box-shadow: 0 25px 70px rgba(0, 0, 0, 0.25);
}
.hero-card img {
  width: 100%;
  display: block;
  border-radius: 15px;
}
.hero-card-label {
  color: #90a8c7;
  letter-spacing: 3px;
  font-size: 10px;
  text-align: center;
  margin-top: 15px;
}
.benefits {
  background: #081734;
  color: white;
  border-bottom: 1px solid var(--line);
}
.benefit-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
}
.benefit-grid > div {
  display: flex;
  gap: 12px;
  padding: 25px 15px;
  border-right: 1px solid var(--line);
}
.benefit-grid > div:last-child {
  border: 0;
}
.benefit-grid span {
  color: var(--cyan);
  font-size: 20px;
}
.benefit-grid b,
.benefit-grid small {
  display: block;
}
.benefit-grid small {
  color: #91a0b9;
  font-size: 11px;
}
.section {
  padding: 80px 0;
}
.section-head {
  display: flex;
  justify-content: space-between;
  align-items: end;
  gap: 30px;
  margin-bottom: 35px;
}
.section-head h2,
.dark-section h2 {
  font-size: 38px;
  letter-spacing: -1.5px;
  margin: 0;
}
.section-head > p {
  max-width: 420px;
  color: #66748c;
  font-size: 14px;
}
.product-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}
.product-card {
  border: 1px solid #e3e8f0;
  border-radius: 15px;
  overflow: hidden;
  background: white;
  transition: 0.2s;
}
.product-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 15px 35px rgba(8, 28, 65, 0.1);
}
.product-image {
  height: 220px;
  background: #eef3f9;
  display: grid;
  place-items: center;
  color: #8492a9;
  font-weight: 800;
}
.product-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.product-info {
  padding: 20px;
}
.product-info h3 {
  margin: 0 0 7px;
  font-size: 18px;
}
.specs {
  font-size: 12px;
  color: #68758a;
  min-height: 38px;
}
.price {
  font-size: 23px;
  font-weight: 900;
  margin: 15px 0;
}
.stock {
  font-size: 11px;
  color: #1b8c63;
  font-weight: 800;
}
.empty-products {
  grid-column: 1/-1;
  border: 1px dashed #cad3e0;
  border-radius: 15px;
  padding: 50px;
  text-align: center;
  color: #66748c;
}
.empty-products strong {
  display: block;
  color: #18233a;
  font-size: 20px;
  margin-bottom: 8px;
}
.dark-section {
  background: var(--navy);
  color: white;
  padding: 85px 0;
}
.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}
.dark-section p {
  color: #aab7ce;
}
.service-list {
  border-top: 1px solid var(--line);
}
.service-list div {
  padding: 18px 0;
  border-bottom: 1px solid var(--line);
  display: flex;
  justify-content: space-between;
  color: #d9e3f4;
}
.service-list b {
  color: var(--cyan);
}
.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.feature-grid article {
  border-top: 2px solid #dbe2ec;
  padding: 22px 5px;
}
.feature-no {
  font-size: 11px;
  color: var(--cyan2);
  font-weight: 900;
}
.feature-grid h3 {
  font-size: 21px;
  margin: 9px 0;
}
.feature-grid p {
  color: #69768a;
  font-size: 14px;
}
footer {
  background: #030b1e;
  color: #9eacc3;
  padding: 55px 0 20px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 30px;
}
.footer-brand {
  color: white;
  font-size: 21px;
  font-weight: 900;
}
.footer-grid b {
  color: white;
  font-size: 13px;
}
.footer-grid p {
  font-size: 13px;
}
.footer-grid a {
  color: #9eacc3;
}
.copyright {
  border-top: 1px solid var(--line);
  margin-top: 30px;
  padding-top: 18px;
  font-size: 11px;
}
.page-hero {
  background: var(--navy);
  color: white;
  padding: 65px 0;
}
.page-hero h1 {
  font-size: 52px;
  letter-spacing: -2px;
  margin: 0;
}
.content {
  padding: 65px 0;
}
.content h2 {
  font-size: 28px;
}
.content p,
.content li {
  color: #58667d;
}
.service-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}
.service-card {
  padding: 25px;
  border: 1px solid #e2e7ef;
  border-radius: 14px;
}
.service-card h3 {
  margin-top: 0;
}
.form {
  max-width: 700px;
  display: grid;
  gap: 15px;
}
.form label {
  font-weight: 700;
  font-size: 13px;
}
.form input,
.form textarea,
.form select {
  width: 100%;
  padding: 13px;
  border: 1px solid #ccd5e2;
  border-radius: 8px;
  font: inherit;
}
.form textarea {
  min-height: 130px;
}
.notice {
  padding: 15px;
  background: #f0f7ff;
  border-left: 3px solid var(--cyan2);
  margin: 20px 0;
}
.cart-table {
  width: 100%;
  border-collapse: collapse;
}
.cart-table th,
.cart-table td {
  text-align: left;
  padding: 14px;
  border-bottom: 1px solid #e1e6ee;
  font-size: 14px;
}
.cart-total {
  font-size: 25px;
  font-weight: 900;
  text-align: right;
  margin: 25px 0;
}
@media (max-width: 850px) {
  nav {
    display: none;
  }
  .menu-toggle {
    display: block;
  }
  .nav.open nav {
    display: flex;
    position: absolute;
    left: 20px;
    right: 20px;
    top: 70px;
    background: var(--navy);
    padding: 20px;
    flex-direction: column;
    align-items: flex-start;
    border: 1px solid var(--line);
    border-radius: 12px;
  }
  .hero-grid,
  .split {
    grid-template-columns: 1fr;
  }
  .hero-card {
    max-width: 600px;
  }
  .benefit-grid {
    grid-template-columns: 1fr 1fr;
  }
  .benefit-grid > div:nth-child(2) {
    border-right: 0;
  }
  .product-grid,
  .feature-grid,
  .service-cards {
    grid-template-columns: 1fr 1fr;
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}
@media (max-width: 560px) {
  .container {
    width: min(var(--max), calc(100% - 28px));
  }
  .hero {
    padding: 60px 0;
  }
  .hero h1 {
    font-size: 43px;
  }
  .hero-actions,
  .trust-row {
    flex-wrap: wrap;
  }
  .benefit-grid,
  .product-grid,
  .feature-grid,
  .service-cards,
  .footer-grid {
    grid-template-columns: 1fr;
  }
  .section {
    padding: 55px 0;
  }
  .section-head {
    display: block;
  }
  .page-hero h1 {
    font-size: 40px;
  }
}

.category-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
}
.category-card {
  display: block;
  text-decoration: none;
  color: inherit;
  border: 1px solid #e0e6ef;
  border-radius: 15px;
  padding: 25px;
  background: #fff;
  transition: 0.2s;
}
.category-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 15px 35px rgba(8, 28, 65, 0.09);
}
.category-card span {
  color: var(--cyan2);
  font-size: 11px;
  font-weight: 900;
}
.category-card h3 {
  margin: 10px 0 8px;
  font-size: 20px;
}
.category-card p {
  color: #69768a;
  font-size: 13px;
}
.category-card b {
  font-size: 13px;
  color: #071b3d;
}
.article-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}
.article-grid article {
  border: 1px solid #e0e6ef;
  border-radius: 15px;
  padding: 25px;
  background: #fff;
}
.article-grid h3 {
  font-size: 20px;
  line-height: 1.25;
  margin: 8px 0;
}
.article-grid p {
  color: #69768a;
  font-size: 13px;
}
.article-grid a {
  font-weight: 800;
  color: #087b9f;
  text-decoration: none;
}
.article-tag {
  font-size: 10px;
  letter-spacing: 1.7px;
  color: var(--cyan2);
  font-weight: 900;
}
.center-action {
  text-align: center;
  margin-top: 25px;
}
.btn-ghost-dark {
  border: 1px solid #cbd5e2;
  color: #10213c;
}
.shop-toolbar {
  display: flex;
  justify-content: space-between;
  gap: 25px;
  padding: 20px;
  border: 1px solid #e0e6ef;
  border-radius: 15px;
  background: #f8fafc;
  margin-bottom: 50px;
}
.pills {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 10px;
}
.pills a {
  padding: 8px 12px;
  border: 1px solid #d6deea;
  border-radius: 99px;
  text-decoration: none;
  color: #21304a;
  font-size: 12px;
  font-weight: 700;
  background: #fff;
}
.filter-note {
  font-size: 12px;
  color: #69768a;
  max-width: 380px;
}
.catalog-section {
  margin-top: 65px;
}
.catalog-head {
  display: flex;
  justify-content: space-between;
  align-items: end;
  margin-bottom: 22px;
}
.catalog-head h2 {
  margin: 0;
  font-size: 32px;
}
.catalog-head p {
  color: #69768a;
  font-size: 13px;
}
.article-body {
  max-width: 820px;
}
.article-body p,
.article-body li {
  color: #58667d;
  font-size: 16px;
}
.article-body h2 {
  margin-top: 38px;
}
.article-grid-wide {
  grid-template-columns: repeat(3, 1fr);
}
@media (max-width: 950px) {
  .category-grid {
    grid-template-columns: 1fr 1fr;
  }
  .article-grid,
  .article-grid-wide {
    grid-template-columns: 1fr 1fr;
  }
  .shop-toolbar {
    display: block;
  }
  .filter-note {
    margin-top: 15px;
  }
  .catalog-head {
    display: block;
  }
}
@media (max-width: 560px) {
  .category-grid,
  .article-grid,
  .article-grid-wide {
    grid-template-columns: 1fr;
  }
}

.brand-logo {
  display: block;
  width: 210px;
  height: auto;
  max-height: 58px;
  object-fit: contain;
  filter: brightness(0) invert(1)
    drop-shadow(0 0 10px rgba(25, 215, 255, 0.18));
}
.hero-logo-card {
  min-height: 310px;
  display: grid;
  place-items: center;
  padding: 48px 34px;
  background: linear-gradient(145deg, #f8fcff, #d9edff);
  border-color: rgba(25, 215, 255, 0.45);
}
.hero-logo-card img {
  width: 100%;
  max-width: 520px;
  border-radius: 0;
}
.hero-service-card {
  padding: 26px;
  color: #071b3b;
  background: linear-gradient(145deg, #f8fcff, #d9edff);
  border-color: rgba(25, 215, 255, 0.45);
}
.hero-service-brand {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding-bottom: 18px;
  border-bottom: 1px solid rgba(7, 27, 59, 0.12);
}
.hero-service-brand img {
  width: 190px;
  max-width: 55%;
  border-radius: 0;
}
.hero-service-brand span {
  color: #087da6;
  font-size: 10px;
  font-weight: 900;
  letter-spacing: 1.6px;
}
.hero-service-card h2 {
  margin: 22px 0 16px;
  font-size: 24px;
  letter-spacing: -0.6px;
}
.hero-service-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}
.hero-service-grid a {
  display: flex;
  flex-direction: column;
  min-height: 76px;
  padding: 13px;
  color: #071b3b;
  text-decoration: none;
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid rgba(10, 119, 158, 0.13);
  border-radius: 12px;
  transition: 0.2s ease;
}
.hero-service-grid a:hover {
  transform: translateY(-2px);
  border-color: #19d7ff;
  box-shadow: 0 8px 18px rgba(8, 45, 83, 0.09);
}
.hero-service-grid b {
  font-size: 14px;
}
.hero-service-grid span {
  margin-top: 5px;
  color: #65758a;
  font-size: 11px;
  line-height: 1.35;
}
.hero-service-more {
  display: inline-block;
  margin-top: 17px;
  color: #06799f;
  font-size: 13px;
  font-weight: 900;
  text-decoration: none;
}
.nav-cta {
  background: var(--cyan);
  color: #03142c !important;
  padding: 9px 14px;
  border-radius: 9px;
}
.service-card {
  text-decoration: none;
  color: inherit;
  transition: 0.2s;
}
.service-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 28px rgba(8, 28, 65, 0.08);
}
.empty-products p {
  margin: 8px 0 18px;
}
.empty-actions {
  display: flex;
  justify-content: center;
  gap: 10px;
}
.contact-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 50px;
  align-items: start;
}
.contact-actions {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin: 22px 0;
}
.contact-card {
  border: 1px solid #e0e6ef;
  border-radius: 15px;
  padding: 25px;
  display: grid;
  gap: 12px;
}
.contact-card a {
  text-decoration: none;
  color: #087b9f;
  font-weight: 700;
}
.contact-card span,
.muted-copy {
  color: #69768a;
}
.contact-card hr {
  border: 0;
  border-top: 1px solid #e5e9f0;
  width: 100%;
}
.business-section {
  background: linear-gradient(135deg, #071633 0%, #0b2850 100%);
  color: white;
  padding: 85px 0;
}
.business-section h2 {
  font-size: 38px;
  letter-spacing: -1.5px;
  margin: 0;
}
.business-section p {
  color: #b7c5d9;
  max-width: 600px;
}
.business-list {
  border: 1px solid rgba(25, 215, 255, 0.18);
  border-radius: 18px;
  padding: 8px 24px;
  background: rgba(255, 255, 255, 0.035);
}
.business-list div {
  display: flex;
  align-items: center;
  gap: 18px;
  padding: 18px 0;
  border-bottom: 1px solid var(--line);
}
.business-list div:last-child { border-bottom: 0; }
.business-list b { color: var(--cyan); font-size: 12px; }
.business-list span { color: #e5edf9; font-weight: 700; }
.scope-note {
  margin-top: 28px;
  padding: 22px;
  border-radius: 14px;
  background: #eef8fc;
  border-left: 4px solid var(--cyan2);
}
.scope-note h3 { margin: 0 0 8px; }
.scope-note p { margin: 0; color: #506077; }
@media (max-width: 700px) {
  .ro-topbar-inner { justify-content: center; }
  .ro-topbar-inner > span:first-child { display: none; }
  .contact-grid {
    grid-template-columns: 1fr;
  }
  .brand-logo {
    width: 175px;
    max-height: 50px;
  }
  .hero-logo-card {
    min-height: 230px;
    padding: 36px 24px;
  }
  .hero-service-card {
    padding: 22px;
  }
  .hero-service-brand img {
    width: 170px;
  }
  .hero-service-grid {
    grid-template-columns: 1fr;
  }
}