:root {
  --blue-950: #061d38;
  --blue-900: #082c55;
  --blue-800: #0d3f78;
  --blue-700: #155a9b;
  --cyan-600: #18a7c8;
  --cyan-100: #e8f8fb;
  --green-600: #2f9e5b;
  --gold-500: #c9973c;
  --ink: #172033;
  --muted: #647184;
  --line: #dfe7ef;
  --soft: #f5f8fb;
  --white: #ffffff;
  --radius: 8px;
  --shadow: 0 22px 60px rgba(13, 63, 120, .14);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--white);
  font-family: Arial, Helvetica, sans-serif;
  font-size: 16px;
  line-height: 1.6;
}

a {
  color: inherit;
}

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

.container {
  width: min(1180px, calc(100% - 32px));
  margin: 0 auto;
}

.skip-link {
  position: absolute;
  left: -999px;
  top: 10px;
  z-index: 1000;
  padding: 10px 14px;
  background: var(--blue-950);
  color: var(--white);
}

.skip-link:focus {
  left: 10px;
}

.topbar {
  background: var(--blue-950);
  color: rgba(255, 255, 255, .82);
  font-size: 13px;
}

.topbar__inner {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  padding: 8px 0;
}

.topbar a {
  color: var(--white);
  font-weight: 800;
  text-decoration: none;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 90;
  background: rgba(255, 255, 255, .96);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(12px);
}

.header__inner {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 24px;
  align-items: center;
  min-height: 78px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  min-width: 236px;
  color: var(--ink);
  text-decoration: none;
}

.brand img {
  width: 58px;
  height: 44px;
  object-fit: contain;
}

.brand__mark {
  display: grid;
  place-items: center;
  width: 46px;
  height: 46px;
  border-radius: 10px;
  background: var(--blue-800);
  color: var(--white);
  font-weight: 900;
}

.brand strong,
.site-footer strong {
  display: block;
  color: inherit;
}

.brand small {
  display: block;
  color: var(--muted);
  font-size: 12px;
}

.nav-links {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 4px;
}

.nav-links a {
  display: inline-flex;
  align-items: center;
  min-height: 42px;
  padding: 0 10px;
  border-radius: var(--radius);
  color: var(--ink);
  font-size: 14px;
  font-weight: 800;
  text-decoration: none;
  white-space: nowrap;
}

.nav-links a:hover,
.nav-links a.is-active {
  background: rgba(24, 167, 200, .12);
  color: var(--blue-800);
}

.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--white);
  color: var(--ink);
  cursor: pointer;
}

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

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 13px 22px;
  border: 0;
  border-radius: var(--radius);
  font: inherit;
  font-size: 15px;
  font-weight: 900;
  line-height: 1.2;
  text-align: center;
  text-decoration: none;
  cursor: pointer;
  transition: transform .18s ease, background .18s ease, box-shadow .18s ease;
}

.btn:hover {
  transform: translateY(-1px);
}

.btn--small {
  min-height: 42px;
  padding: 10px 16px;
  font-size: 14px;
}

.btn--primary {
  background: var(--cyan-600);
  color: var(--white);
  box-shadow: 0 14px 28px rgba(24, 167, 200, .24);
}

.btn--primary:hover {
  background: #1297b6;
  color: var(--white);
}

.btn--secondary {
  margin-top: 24px;
  background: var(--blue-800);
  color: var(--white);
}

.btn--secondary:hover {
  background: var(--blue-900);
  color: var(--white);
}

.btn--ghost {
  border: 1px solid rgba(255, 255, 255, .38);
  background: rgba(255, 255, 255, .1);
  color: var(--white);
}

.btn--light {
  background: var(--white);
  color: var(--blue-900);
}

.alert {
  margin: 22px 0 0;
  padding: 14px 16px;
  border-radius: var(--radius);
  font-weight: 800;
}

.alert--success {
  background: rgba(47, 158, 91, .12);
  color: #1f6f3f;
}

.alert--error {
  background: rgba(190, 58, 58, .12);
  color: #9e3030;
}

.hero {
  overflow: hidden;
  background:
    radial-gradient(circle at 82% 20%, rgba(24, 167, 200, .28), transparent 30%),
    linear-gradient(120deg, rgba(6, 29, 56, .98), rgba(13, 63, 120, .93));
  color: var(--white);
}

.hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1.04fr) minmax(330px, .96fr);
  gap: 56px;
  align-items: center;
  padding: 82px 0 38px;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  margin-bottom: 14px;
  color: var(--blue-800);
  font-size: 13px;
  font-weight: 900;
  letter-spacing: .08em;
  text-transform: uppercase;
}

.eyebrow::before {
  content: "";
  width: 24px;
  height: 2px;
  background: var(--cyan-600);
}

.hero .eyebrow,
.page-hero .eyebrow,
.section--dark .eyebrow {
  color: rgba(255, 255, 255, .86);
}

.hero .eyebrow::before,
.page-hero .eyebrow::before,
.section--dark .eyebrow::before {
  background: var(--gold-500);
}

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

h1 {
  margin-bottom: 20px;
  font-size: clamp(38px, 5vw, 66px);
  line-height: 1.04;
  font-weight: 900;
  letter-spacing: 0;
}

h2 {
  margin-bottom: 16px;
  font-size: clamp(28px, 3.2vw, 44px);
  line-height: 1.14;
  font-weight: 900;
  letter-spacing: 0;
}

h3 {
  font-size: 20px;
  line-height: 1.25;
}

.hero p,
.page-hero p,
.lead {
  max-width: 780px;
  color: var(--muted);
  font-size: 18px;
  line-height: 1.72;
}

.hero p,
.page-hero p,
.section--dark .lead {
  color: rgba(255, 255, 255, .82);
}

.hero .hero__panel p {
  color: var(--muted);
}

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

.hero__panel {
  padding: 26px;
  border-radius: 14px;
  background: rgba(255, 255, 255, .96);
  box-shadow: 0 28px 70px rgba(0, 0, 0, .24);
  color: var(--ink);
}

.hero__panel p {
  margin: 20px 0 0;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.6;
}

.device-stack {
  display: grid;
  gap: 14px;
}

.device-card {
  display: grid;
  grid-template-columns: 116px 1fr;
  gap: 16px;
  align-items: center;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--soft);
  color: var(--ink);
  text-decoration: none;
}

.device-card img {
  width: 116px;
  height: 86px;
  object-fit: contain;
  border-radius: 6px;
  background: var(--white);
}

.device-card span {
  font-weight: 900;
}

.trust-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
  padding: 12px 0 56px;
}

.trust-card {
  padding: 17px;
  border-radius: var(--radius);
  background: rgba(255, 255, 255, .1);
}

.trust-card strong,
.trust-card span {
  display: block;
}

.trust-card strong {
  margin-bottom: 4px;
  color: var(--white);
}

.trust-card span {
  color: rgba(255, 255, 255, .74);
  font-size: 13px;
  line-height: 1.45;
}

.page-hero {
  background:
    radial-gradient(circle at 80% 20%, rgba(24, 167, 200, .22), transparent 28%),
    linear-gradient(120deg, rgba(6, 29, 56, .98), rgba(13, 63, 120, .92));
  color: var(--white);
}

.page-hero__inner {
  padding: 72px 0;
}

.section {
  padding: 78px 0;
}

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

.section--dark {
  background: var(--blue-950);
  color: var(--white);
}

.section-title {
  margin-bottom: 34px;
}

.section-title p {
  max-width: 760px;
  color: var(--muted);
  font-size: 18px;
}

.split {
  display: grid;
  grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr);
  gap: 56px;
  align-items: start;
}

.card-grid {
  display: grid;
  gap: 18px;
}

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

.info-card,
.product-card,
.doc-card,
.event-card,
.contact-card,
.contact-form,
.fact-panel,
.warning {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--white);
  box-shadow: 0 12px 32px rgba(13, 63, 120, .06);
}

.info-card {
  padding: 24px;
}

.info-card span {
  display: inline-grid;
  place-items: center;
  width: 38px;
  height: 38px;
  margin-bottom: 16px;
  border-radius: 50%;
  background: rgba(24, 167, 200, .12);
  color: var(--blue-800);
  font-weight: 900;
}

.info-card h3,
.info-card p {
  margin-bottom: 0;
}

.info-card p,
.product-card p,
.doc-card span,
.event-card p,
.process-list p,
.fact-panel span {
  color: var(--muted);
  font-size: 15px;
  line-height: 1.65;
}

.info-card--large {
  padding: 32px;
}

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

.product-card {
  display: grid;
  grid-template-columns: 190px 1fr;
  gap: 24px;
  padding: 24px;
  align-items: center;
}

.product-card img {
  width: 190px;
  height: 160px;
  object-fit: contain;
  border-radius: var(--radius);
  background: var(--soft);
}

.product-card small,
.doc-card small {
  display: inline-flex;
  margin-bottom: 10px;
  padding: 5px 9px;
  border-radius: 999px;
  background: var(--cyan-100);
  color: var(--blue-800);
  font-size: 12px;
  font-weight: 900;
  letter-spacing: .06em;
  text-transform: uppercase;
}

.product-card ul,
.check-list,
.study-list {
  display: grid;
  gap: 10px;
  margin: 16px 0 0;
  padding: 0;
  list-style: none;
}

.product-card li,
.check-list li,
.study-list li {
  position: relative;
  padding-left: 24px;
  color: var(--muted);
  font-size: 15px;
}

.product-card li::before,
.check-list li::before,
.study-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .68em;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--cyan-600);
}

.text-link {
  display: inline-flex;
  margin-top: 18px;
  color: var(--blue-800);
  font-weight: 900;
  text-decoration: none;
}

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

.process-list article {
  padding: 20px;
  border-left: 4px solid var(--cyan-600);
  border-radius: var(--radius);
  background: var(--white);
  box-shadow: 0 12px 32px rgba(13, 63, 120, .06);
}

.process-list strong {
  display: block;
  margin-bottom: 5px;
  color: var(--ink);
}

.mini-events {
  display: grid;
  gap: 14px;
}

.mini-events article {
  padding: 18px;
  border-radius: var(--radius);
  background: rgba(255, 255, 255, .08);
}

.mini-events time,
.mini-events strong,
.mini-events span {
  display: block;
}

.mini-events time {
  color: var(--gold-500);
  font-weight: 900;
}

.mini-events span {
  color: rgba(255, 255, 255, .72);
  font-size: 14px;
}

.cta {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 28px;
  align-items: center;
  padding: 48px;
  border-radius: 14px;
  background:
    linear-gradient(120deg, rgba(13, 63, 120, .97), rgba(24, 167, 200, .86)),
    var(--blue-800);
  color: var(--white);
}

.cta h2 {
  color: var(--white);
}

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

.product-detail {
  display: grid;
  grid-template-columns: minmax(300px, .9fr) minmax(0, 1.1fr);
  gap: 56px;
  align-items: center;
}

.product-detail__media {
  padding: 28px;
  border-radius: 14px;
  background: var(--white);
  box-shadow: var(--shadow);
}

.product-detail__media img {
  width: 100%;
  height: 340px;
  object-fit: contain;
  border-radius: var(--radius);
  background: var(--soft);
}

.badge-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 18px;
}

.badge-row span {
  padding: 7px 10px;
  border-radius: 999px;
  background: var(--cyan-100);
  color: var(--blue-800);
  font-size: 12px;
  font-weight: 900;
}

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

.spec-table th,
.spec-table td {
  padding: 15px 16px;
  border-bottom: 1px solid var(--line);
  text-align: left;
  vertical-align: top;
}

.spec-table th {
  width: 34%;
  background: var(--soft);
  color: var(--ink);
  font-size: 14px;
}

.spec-table td {
  color: var(--muted);
}

.warning {
  padding: 28px;
  border-left: 4px solid var(--gold-500);
  background: #fff8ec;
}

.warning p,
.warning--compact {
  color: #70501a;
}

.warning--compact {
  margin-top: 24px;
  box-shadow: none;
}

.fact-panel {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  overflow: hidden;
  background: var(--line);
}

.fact-panel article {
  padding: 24px;
  background: var(--white);
}

.fact-panel strong,
.fact-panel span {
  display: block;
}

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

.partner-grid a {
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--white);
  color: var(--blue-800);
  font-weight: 900;
  text-decoration: none;
}

.application-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}

.application-grid span {
  padding: 14px 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--white);
  color: var(--muted);
  font-weight: 700;
}

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

.doc-card {
  min-height: 190px;
  padding: 24px;
  color: var(--ink);
  text-decoration: none;
}

.doc-card strong {
  display: block;
  margin-bottom: 8px;
  font-size: 19px;
}

.event-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}

.event-card {
  padding: 26px;
}

.event-card time,
.event-card small {
  display: inline-flex;
  margin-right: 8px;
  margin-bottom: 14px;
  color: var(--blue-800);
  font-weight: 900;
}

.event-card h2 {
  font-size: 25px;
}

.event-card strong {
  display: block;
  margin-bottom: 12px;
}

.faq-list {
  display: grid;
  gap: 12px;
}

.faq-list details {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--white);
}

.faq-list summary {
  cursor: pointer;
  padding: 18px 20px;
  font-weight: 900;
}

.faq-list p {
  margin: 0;
  padding: 0 20px 20px;
  color: var(--muted);
}

.contact-grid {
  display: grid;
  grid-template-columns: .88fr 1.12fr;
  gap: 34px;
  align-items: start;
}

.contact-card,
.contact-form {
  padding: 28px;
}

.contact-card dl {
  display: grid;
  gap: 12px;
  margin: 24px 0 0;
}

.contact-card dt {
  color: var(--ink);
  font-weight: 900;
}

.contact-card dd {
  margin: 0;
  color: var(--muted);
}

.contact-card a {
  color: var(--blue-800);
  font-weight: 900;
  text-decoration: none;
}

.contact-form {
  display: grid;
  gap: 16px;
}

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

label {
  display: grid;
  gap: 7px;
  color: var(--ink);
  font-size: 14px;
  font-weight: 900;
}

input,
textarea,
select {
  width: 100%;
  min-height: 48px;
  padding: 12px 14px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--white);
  color: var(--ink);
  font: inherit;
}

textarea {
  resize: vertical;
}

.consent {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.55;
}

.consent input {
  width: 18px;
  min-height: 18px;
  margin-top: 2px;
}

.hp {
  position: absolute;
  left: -10000px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

.site-footer {
  background: var(--blue-950);
  color: rgba(255, 255, 255, .76);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.3fr .7fr .8fr;
  gap: 36px;
  padding: 56px 0;
}

.site-footer strong {
  margin-bottom: 12px;
  color: var(--white);
  font-size: 18px;
}

.site-footer p,
.site-footer a {
  color: rgba(255, 255, 255, .72);
  font-size: 14px;
  line-height: 1.7;
}

.site-footer a {
  display: block;
  text-decoration: none;
}

.admin-link {
  margin-top: 10px;
  color: var(--white) !important;
  font-weight: 900;
}

.footer-bottom {
  padding: 18px 0;
  border-top: 1px solid rgba(255, 255, 255, .1);
  color: rgba(255, 255, 255, .58);
  font-size: 13px;
}

@media (max-width: 1100px) {
  .header__inner {
    grid-template-columns: auto auto;
  }

  .nav-toggle {
    display: inline-block;
    justify-self: end;
  }

  .nav-links,
  .header-cta {
    display: none;
  }

  .site-header.is-open .nav-links {
    display: grid;
    grid-column: 1 / -1;
    justify-content: stretch;
    gap: 6px;
    padding-bottom: 16px;
  }

  .nav-links a {
    justify-content: flex-start;
  }
}

@media (max-width: 980px) {
  .hero__grid,
  .split,
  .product-detail,
  .contact-grid,
  .cta {
    grid-template-columns: 1fr;
  }

  .trust-grid,
  .product-grid,
  .event-grid,
  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .card-grid--3,
  .doc-grid,
  .application-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 680px) {
  .topbar__inner,
  .hero__actions {
    flex-direction: column;
    gap: 6px;
  }

  .header__inner {
    min-height: 68px;
  }

  .brand {
    min-width: 0;
  }

  .brand img {
    width: 48px;
  }

  .brand strong {
    font-size: 15px;
  }

  .brand small {
    display: none;
  }

  .hero__grid {
    padding-top: 54px;
    gap: 34px;
  }

  .section,
  .page-hero__inner {
    padding: 54px 0;
  }

  .trust-grid,
  .product-grid,
  .event-grid,
  .footer-grid,
  .card-grid--3,
  .doc-grid,
  .application-grid,
  .partner-grid,
  .fact-panel,
  .form-row {
    grid-template-columns: 1fr;
  }

  .device-card,
  .product-card {
    grid-template-columns: 1fr;
  }

  .device-card img,
  .product-card img {
    width: 100%;
    height: 170px;
  }

  .btn {
    width: 100%;
  }

  .hero__panel,
  .product-detail__media,
  .contact-card,
  .contact-form,
  .cta,
  .warning {
    padding: 24px;
  }

  .spec-table,
  .spec-table tbody,
  .spec-table tr,
  .spec-table th,
  .spec-table td {
    display: block;
    width: 100%;
  }
}