:root {
  --bg: #f6f8fb;
  --surface: #ffffff;
  --surface-soft: #edf3fb;
  --text: #101828;
  --muted: #5b6475;
  --line: #d9e2ef;
  --primary: #0f4c81;
  --primary-dark: #0a365d;
  --primary-soft: #e9f3ff;
  --accent: #2f80ed;
  --success: #10754d;
  --shadow: 0 24px 70px rgba(15, 35, 66, 0.12);
  --radius: 8px;
  color-scheme: light;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  background:
    radial-gradient(circle at top left, rgba(47, 128, 237, 0.12), transparent 32rem),
    linear-gradient(180deg, #ffffff 0%, var(--bg) 48%, #ffffff 100%);
  color: var(--text);
  margin: 0;
  overflow-x: hidden;
}

a {
  color: inherit;
}

.site-header {
  align-items: center;
  backdrop-filter: blur(18px);
  background: rgba(4, 9, 18, 0.94);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  display: flex;
  justify-content: space-between;
  left: 0;
  padding: 18px clamp(20px, 5vw, 72px);
  position: sticky;
  right: 0;
  top: 0;
  z-index: 20;
}

.brand {
  align-items: center;
  color: #ffffff;
  display: inline-flex;
  font-size: 14px;
  font-weight: 800;
  gap: 10px;
  letter-spacing: 0;
  text-decoration: none;
}

.brand-mark {
  height: 38px;
  object-fit: contain;
  width: 38px;
}

.nav-toggle {
  display: none;
}

.menu-button {
  display: none;
}

.site-nav {
  align-items: center;
  display: flex;
  gap: 6px;
}

.site-nav a {
  border-radius: 999px;
  color: rgba(255, 255, 255, 0.78);
  font-size: 14px;
  font-weight: 700;
  padding: 10px 13px;
  text-decoration: none;
  transition: background 180ms ease, color 180ms ease;
}

.site-nav a:hover {
  background: rgba(255, 255, 255, 0.12);
  color: #ffffff;
}

.nav-brand {
  display: none;
}

.hero,
.section {
  margin: 0 auto;
  max-width: 1180px;
  padding: 96px clamp(20px, 5vw, 40px);
}

.hero {
  align-items: center;
  display: grid;
  gap: 44px;
  grid-template-columns: minmax(0, 1.05fr) minmax(320px, 0.8fr);
  min-height: calc(100vh - 88px);
  padding-bottom: 72px;
  padding-top: 48px;
}

.hero-content {
  max-width: 760px;
}

.eyebrow {
  color: var(--primary);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.08em;
  margin: 0 0 14px;
  text-transform: uppercase;
}

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

h1 {
  font-size: clamp(52px, 8vw, 96px);
  letter-spacing: 0;
  line-height: 0.94;
  margin-bottom: 22px;
}

h2 {
  font-size: clamp(34px, 5vw, 58px);
  letter-spacing: 0;
  line-height: 1.02;
  margin-bottom: 20px;
}

h3 {
  font-size: 22px;
  letter-spacing: 0;
  line-height: 1.2;
  margin-bottom: 12px;
}

.hero-subtitle {
  color: var(--primary-dark);
  font-size: clamp(22px, 2.6vw, 34px);
  font-weight: 750;
  line-height: 1.14;
  margin-bottom: 22px;
}

.hero-copy,
.section-heading p,
.about-copy p,
.contact-card p {
  color: var(--muted);
  font-size: 17px;
  line-height: 1.68;
}

.hero-copy {
  max-width: 680px;
}

.hero-actions,
.card-actions {
  align-items: center;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 34px;
}

.button {
  align-items: center;
  border: 1px solid transparent;
  border-radius: 999px;
  display: inline-flex;
  font-size: 15px;
  font-weight: 800;
  justify-content: center;
  min-height: 48px;
  padding: 0 22px;
  text-decoration: none;
  transition: border-color 180ms ease, box-shadow 180ms ease, transform 180ms ease, background 180ms ease;
  white-space: nowrap;
}

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

.button-primary {
  background: var(--primary);
  color: #ffffff;
  box-shadow: 0 18px 42px rgba(15, 76, 129, 0.24);
}

.button-primary:hover {
  background: var(--primary-dark);
}

.button-secondary {
  background: #ffffff;
  border-color: var(--line);
  color: var(--primary-dark);
}

.button-small {
  background: var(--primary);
  color: #ffffff;
  min-height: 38px;
  padding: 0 16px;
}

.button-disabled {
  background: #eef2f7;
  color: #758196;
  cursor: not-allowed;
}

.button-disabled:hover {
  transform: none;
}

.text-link {
  color: var(--primary);
  font-size: 15px;
  font-weight: 800;
  text-decoration: none;
}

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

.hero-panel {
  background:
    linear-gradient(150deg, rgba(255, 255, 255, 0.96), rgba(241, 247, 255, 0.96)),
    var(--surface);
  border: 1px solid rgba(217, 226, 239, 0.9);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 22px;
}

.panel-topline {
  align-items: center;
  border-bottom: 1px solid var(--line);
  color: var(--muted);
  display: flex;
  font-size: 13px;
  font-weight: 800;
  gap: 8px;
  padding-bottom: 16px;
  text-transform: uppercase;
}

.status-dot {
  background: var(--success);
  border-radius: 999px;
  box-shadow: 0 0 0 5px rgba(16, 117, 77, 0.12);
  display: inline-block;
  height: 9px;
  width: 9px;
}

.signal-grid {
  display: grid;
  gap: 12px;
  grid-template-columns: 1fr 1fr;
  padding-top: 18px;
}

.signal-grid div {
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid rgba(217, 226, 239, 0.84);
  border-radius: var(--radius);
  min-height: 132px;
  padding: 18px;
}

.signal-grid strong,
.signal-grid span {
  display: block;
}

.signal-grid strong {
  font-size: 18px;
  margin-bottom: 10px;
}

.signal-grid span {
  color: var(--muted);
  font-size: 14px;
  line-height: 1.5;
}

.section-heading {
  max-width: 760px;
}

.product-grid {
  display: grid;
  gap: 18px;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  margin-top: 40px;
}

.product-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  min-height: 318px;
  padding: 24px;
  transition: border-color 180ms ease, box-shadow 180ms ease, transform 180ms ease;
}

.product-card:hover {
  border-color: rgba(47, 128, 237, 0.5);
  box-shadow: 0 20px 50px rgba(15, 35, 66, 0.1);
  transform: translateY(-4px);
}

.product-card-featured {
  border-color: rgba(47, 128, 237, 0.52);
  box-shadow: 0 18px 44px rgba(15, 76, 129, 0.1);
}

.card-meta {
  margin-bottom: 22px;
}

.product-status {
  background: #f2f5f9;
  border: 1px solid #e1e8f2;
  border-radius: 999px;
  color: #4c586b;
  display: inline-flex;
  font-size: 11px;
  font-weight: 850;
  letter-spacing: 0.06em;
  padding: 7px 10px;
  text-transform: uppercase;
}

.status-available {
  background: #eaf8f1;
  border-color: #c7ead9;
  color: var(--success);
}

.product-card p {
  color: var(--muted);
  font-size: 16px;
  line-height: 1.62;
}

.section-split {
  align-items: start;
  border-bottom: 1px solid var(--line);
  border-top: 1px solid var(--line);
  display: grid;
  gap: 56px;
  grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr);
}

.lead {
  color: var(--text) !important;
  font-size: clamp(26px, 3vw, 36px) !important;
  font-weight: 760;
  line-height: 1.12 !important;
}

.contact-section {
  padding-bottom: 80px;
}

.contact-card {
  align-items: center;
  background: var(--primary-dark);
  border-radius: var(--radius);
  color: #ffffff;
  display: grid;
  gap: 36px;
  grid-template-columns: minmax(0, 1fr) minmax(280px, 0.7fr);
  padding: clamp(28px, 5vw, 54px);
}

.contact-card .eyebrow,
.contact-card p {
  color: rgba(255, 255, 255, 0.76);
}

.contact-card h2 {
  color: #ffffff;
}

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

.contact-list a {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: var(--radius);
  color: #ffffff;
  font-size: 16px;
  font-weight: 800;
  padding: 18px;
  text-decoration: none;
  transition: background 180ms ease, transform 180ms ease;
}

.contact-list a:hover {
  background: rgba(255, 255, 255, 0.13);
  transform: translateY(-2px);
}

.contact-list span {
  color: rgba(255, 255, 255, 0.64);
  display: block;
  font-size: 12px;
  font-weight: 850;
  letter-spacing: 0.08em;
  margin-bottom: 6px;
  text-transform: uppercase;
}

.site-footer {
  align-items: center;
  border-top: 1px solid var(--line);
  color: var(--muted);
  display: flex;
  font-size: 14px;
  gap: 18px;
  justify-content: space-between;
  padding: 24px clamp(20px, 5vw, 72px);
}

.site-footer p {
  margin: 0;
}

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

  .hero {
    min-height: auto;
    padding-top: 56px;
  }

  .product-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 720px) {
  .site-header {
    align-items: center;
    backdrop-filter: none;
    min-height: 70px;
    position: sticky;
  }

  .menu-button {
    align-items: center;
    border: 1px solid rgba(255, 255, 255, 0.22);
    border-radius: 999px;
    cursor: pointer;
    display: inline-flex;
    flex-direction: column;
    gap: 4px;
    height: 42px;
    justify-content: center;
    position: relative;
    width: 42px;
    z-index: 70;
  }

  .menu-button span {
    background: #ffffff;
    border-radius: 999px;
    display: block;
    height: 2px;
    width: 18px;
  }

  .site-nav {
    align-items: stretch;
    background: #040912;
    border-right: 1px solid rgba(255, 255, 255, 0.12);
    bottom: 0;
    box-shadow: 20px 0 60px rgba(0, 0, 0, 0.22);
    display: flex;
    flex-direction: column;
    gap: 8px;
    justify-content: flex-start;
    left: 0;
    min-height: 100vh;
    height: 100dvh;
    overflow-y: auto;
    padding: 28px 20px 24px;
    position: fixed;
    top: 0;
    transform: translateX(-100%);
    transition: transform 220ms ease;
    width: min(78vw, 310px);
    z-index: 60;
  }

  .nav-toggle:checked ~ .site-nav {
    transform: translateX(0);
  }

  .site-nav a {
    border-radius: 8px;
    color: #ffffff;
    font-size: 16px;
    padding: 14px 16px;
  }

  .site-nav .nav-brand {
    align-items: center;
    border-bottom: 1px solid rgba(255, 255, 255, 0.14);
    border-radius: 0;
    display: inline-flex;
    font-size: 14px;
    font-weight: 850;
    gap: 10px;
    margin-bottom: 18px;
    padding: 0 0 24px;
  }

  .site-nav .nav-brand:hover {
    background: transparent;
  }

  .hero,
  .section {
    padding-bottom: 64px;
    padding-top: 48px;
  }

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

  .button,
  .button-small {
    width: 100%;
  }

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

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

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

@media (max-width: 440px) {
  .site-header {
    padding: 16px;
  }

  .brand span {
    font-size: 14px;
  }

  .brand-mark {
    height: 34px;
    width: 34px;
  }

  .hero-panel,
  .product-card,
  .contact-card {
    padding: 20px;
  }
}