:root {
  --bg: #081a33;
  --surface: rgba(13, 27, 57, 0.95);
  --surface-2: #0f2661;
  --text: #f7fbff;
  --muted: #b9d2ff;
  --accent: #37b5f7;
  --accent-2: #8af4ff;
  --border: rgba(255, 255, 255, 0.12);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: 'Inter', sans-serif;
  background: linear-gradient(180deg, #081a33 0%, #0d2148 62%, #081a33 100%);
  color: var(--text);
}

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

.container {
  width: min(1120px, calc(100% - 2rem));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  backdrop-filter: blur(16px);
  background: rgba(6, 16, 38, 0.82);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  z-index: 20;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem 0;
}

.brand {
  color: var(--text);
  font-size: 1.15rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
}

.brand-logo {
  width: 140px;
  height: auto;
  display: block;
  object-fit: contain;
}

.brand-text {
  display: none;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  flex-wrap: wrap;
}

.site-nav a {
  color: var(--muted);
  text-decoration: none;
  font-size: 0.95rem;
}

.site-nav a:hover {
  color: var(--accent-2);
}

.nav-toggle {
  display: none;
  border: none;
  background: transparent;
  color: var(--text);
  font-size: 1.5rem;
  cursor: pointer;
}

.hero {
  padding: 4rem 0 3rem;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.6fr 1fr;
  gap: 2rem;
  align-items: center;
}

.eyebrow {
  display: inline-block;
  margin-bottom: 1rem;
  color: var(--accent-2);
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-size: 0.78rem;
}

.hero-copy h1 {
  margin: 0;
  font-size: clamp(2.4rem, 4vw, 3.8rem);
  line-height: 1.05;
}

.hero-copy p {
  margin: 1.5rem 0 2rem;
  max-width: 44rem;
  color: var(--muted);
  line-height: 1.8;
  font-size: 1rem;
}

.hero-actions {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: none;
  padding: 0.95rem 1.6rem;
  border-radius: 999px;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: #081a33;
}

.btn-secondary {
  border: 1px solid rgba(255, 255, 255, 0.18);
  color: var(--text);
  background: transparent;
}

.hero-card {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 28px;
  padding: 2rem;
  box-shadow: 0 30px 90px rgba(0, 0, 0, 0.16);
}

.hero-card__content {
  display: grid;
  gap: 1rem;
}

.card-label {
  color: var(--accent-2);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.8rem;
}

.hero-card h2 {
  margin: 0;
  font-size: 1.75rem;
}

.hero-card ul {
  padding-left: 1.25rem;
  margin: 0;
  color: var(--muted);
  list-style: disc;
  line-height: 1.8;
}

.section-header {
  display: grid;
  gap: 0.75rem;
  margin-bottom: 2rem;
}

.section-header span {
  color: var(--accent-2);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.78rem;
}

.section-header h2 {
  margin: 0;
  font-size: clamp(2rem, 3vw, 2.8rem);
}

.about,
.services,
.sectors,
.cta {
  padding: 3rem 0;
}

.section-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 2rem;
}

.feature-list {
  display: grid;
  gap: 1rem;
}

.feature-list article {
  padding: 1.4rem;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.feature-list h3 {
  margin-top: 0;
}

.feature-list p {
  margin: 0.8rem 0 0;
  color: var(--muted);
  line-height: 1.7;
}

.cards-grid,
.grid-list {
  display: grid;
  gap: 1.25rem;
}

.cards-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.card {
  padding: 1.7rem;
  border-radius: 22px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  min-height: 220px;
}

.card h3 {
  margin-top: 0;
}

.card p {
  margin: 1rem 0 0;
  color: var(--muted);
  line-height: 1.8;
}

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

.sector-item {
  padding: 1.3rem 1rem;
  border-radius: 18px;
  background: linear-gradient(180deg, rgba(13, 27, 57, 0.8), rgba(9, 27, 51, 0.55));
  border: 1px solid rgba(255, 255, 255, 0.08);
  text-align: center;
  font-weight: 600;
  color: var(--text);
}

.cta-grid {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 2rem;
  align-items: center;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.09);
  border-radius: 28px;
  padding: 2.5rem;
}

.contact-form {
  display: grid;
  gap: 1rem;
}

.contact-form label {
  display: grid;
  gap: 0.5rem;
  font-size: 0.95rem;
  color: var(--muted);
}

.contact-form input,
.contact-form textarea {
  width: 100%;
  padding: 0.95rem 1rem;
  border-radius: 16px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  background: rgba(255, 255, 255, 0.06);
  color: var(--text);
  resize: vertical;
}

.contact-form input:focus,
.contact-form textarea:focus {
  outline: none;
  border-color: var(--accent-2);
  box-shadow: 0 0 0 3px rgba(56, 198, 255, 0.14);
}

.red-dot {
  color: #ff0000;
  font-size: 1rem;
  line-height: 0.8;
  vertical-align: middle;
}

h1 .red-dot {
  font-size: 1em;
}

h2 .red-dot {
  color: #ff0000;
  font-size: 1em;
}

.site-footer {
  padding: 1.5rem 0 2.5rem;
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
  font-size: 0.95rem;
  color: var(--muted);
}

@media (max-width: 980px) {
  .hero-grid,
  .section-grid,
  .cards-grid,
  .grid-list,
  .cta-grid {
    grid-template-columns: 1fr;
  }

  .section-header h2 {
    font-size: 2rem;
  }
}

@media (max-width: 720px) {
  .header-inner {
    flex-wrap: wrap;
  }

  .site-nav {
    display: none;
    width: 100%;
    flex-direction: column;
    gap: 0.8rem;
    padding: 1rem 0;
  }

  .site-nav.open {
    display: flex;
  }

  .nav-toggle {
    display: inline-flex;
  }

  .site-header {
    padding: 0 1rem;
  }

  .hero {
    padding-top: 3rem;
  }

  .hero-card,
  .card,
  .cta-grid {
    border-radius: 20px;
  }

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

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

@media (max-width: 980px) {
  .brand-logo {
    width: 60px;
  }
}

@media (max-width: 720px) {
  .brand-logo {
    width: 55px;
  }
}

@media (max-width: 520px) {
  .grid-list {
    grid-template-columns: 1fr;
  }

  .hero-copy p {
    max-width: 100%;
  }
  .brand-logo {
    width: 48px;
  }
  .brand-text {
    display: inline-block;
    font-size: 1rem;
  }
}