* {
  box-sizing: border-box;
}

:root {
  --navy: #071323;
  --navy-2: #08192d;
  --navy-3: #030a14;
  --cyan: #00d9ff;
  --blue: #5ba4e6;
  --gold: #d9a441;
  --white: #f8fafc;
  --muted: #b7c4d6;
  --glass: rgba(5, 18, 34, 0.72);
  --border: rgba(91, 164, 230, 0.25);
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--navy);
  color: var(--white);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

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

.site-header {
  position: fixed;
  z-index: 50;
  top: 0;
  left: 0;
  right: 0;
  height: 78px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 32px;
  border-bottom: 1px solid rgba(0, 217, 255, 0.12);
  background: rgba(7, 19, 35, 0.86);
  backdrop-filter: blur(18px);
}

.brand {
  display: flex;
  align-items: center;
  gap: 14px;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 46px;
  height: 46px;
  border: 1px solid rgba(0, 217, 255, 0.6);
  border-radius: 14px;
  color: var(--cyan);
  font-size: 22px;
  font-weight: 900;
}

.brand-name {
  display: block;
  font-weight: 800;
  letter-spacing: 0.18em;
}

.brand-sub {
  display: block;
  color: var(--cyan);
  font-size: 11px;
  letter-spacing: 0.38em;
  margin-top: 2px;
}

.nav {
  display: flex;
  align-items: center;
  gap: 26px;
  font-size: 14px;
  font-weight: 600;
}

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

.nav-cta {
  border: 1px solid rgba(0, 217, 255, 0.55);
  border-radius: 10px;
  padding: 10px 16px;
  color: #dffaff;
}

.menu-toggle {
  display: none;
  background: none;
  color: white;
  border: 1px solid rgba(0, 217, 255, 0.3);
  border-radius: 10px;
  padding: 8px 12px;
  font-size: 22px;
}

.hero {
  min-height: 100vh;
  padding: 150px 32px 80px;
  background:
    linear-gradient(90deg, rgba(7,19,35,.96) 0%, rgba(7,19,35,.86) 38%, rgba(7,19,35,.52) 72%, rgba(7,19,35,.92) 100%),
    url("../images/digital-lounge-hero.svg");
  background-size: cover;
  background-position: center;
}

.hero-content,
.principles,
.outcomes,
.technology-strip,
.site-footer {
  max-width: 1180px;
  margin-left: auto;
  margin-right: auto;
}

.hero-content {
  max-width: 780px;
  margin-left: calc((100% - 1180px) / 2);
}

.eyebrow {
  color: var(--cyan);
  text-transform: uppercase;
  letter-spacing: 0.32em;
  font-weight: 800;
  font-size: 13px;
}

h1 {
  margin: 18px 0 0;
  max-width: 820px;
  font-size: clamp(48px, 8vw, 82px);
  line-height: 0.98;
  letter-spacing: -0.055em;
}

h1 span {
  color: var(--cyan);
}

.hero-copy {
  max-width: 700px;
  margin-top: 28px;
  color: #d9e6f5;
  font-size: 19px;
  line-height: 1.75;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-top: 38px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 54px;
  border-radius: 14px;
  padding: 0 24px;
  font-weight: 800;
}

.button.primary {
  background: var(--cyan);
  color: #06101f;
  box-shadow: 0 0 34px rgba(0, 217, 255, 0.22);
}

.button.secondary {
  border: 1px solid rgba(0, 217, 255, 0.45);
  color: #dffaff;
}

.principles {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-top: 72px;
}

.mini-card,
.outcome-card,
.technology-strip,
.technology-strip a {
  background: var(--glass);
  border: 1px solid var(--border);
  backdrop-filter: blur(14px);
}

.mini-card {
  min-height: 112px;
  border-radius: 20px;
  padding: 22px;
  transition: transform 180ms ease, border-color 180ms ease;
}

.mini-card:hover,
.outcome-card:hover,
.technology-strip a:hover {
  transform: translateY(-4px);
  border-color: rgba(0, 217, 255, 0.65);
}

.mini-card strong {
  display: block;
  color: var(--cyan);
  margin-bottom: 6px;
}

.mini-card span {
  color: var(--muted);
  font-size: 14px;
}

.outcomes {
  padding: 92px 32px;
  background: var(--navy-2);
}

.section-heading h2 {
  margin: 12px 0 40px;
  font-size: clamp(36px, 5vw, 54px);
  letter-spacing: -0.04em;
}

.outcome-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 18px;
}

.outcome-card {
  min-height: 260px;
  border-radius: 24px;
  padding: 28px;
  transition: transform 180ms ease, border-color 180ms ease;
}

.outcome-card h3 {
  margin: 0;
  font-size: 24px;
}

.outcome-card p {
  color: var(--muted);
  line-height: 1.65;
  margin: 18px 0 28px;
}

.outcome-card span {
  color: var(--cyan);
  font-weight: 800;
}

.technology-strip {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 10px;
  margin-top: 0;
  padding: 24px;
  border-radius: 30px;
}

.technology-strip-section {
  background: var(--navy-3);
}

.technology-strip {
  margin: 0 auto;
}

section + .technology-strip {
  margin-top: 0;
}

.technology-strip {
  background: #06101f;
}

.technology-strip a {
  border-radius: 22px;
  padding: 24px;
}

.technology-strip h3 {
  margin: 0;
  color: var(--cyan);
}

.technology-strip p {
  color: var(--muted);
  margin-bottom: 0;
}

.site-footer {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  padding: 36px 32px;
  color: #8798ad;
  border-top: 1px solid rgba(0, 217, 255, 0.12);
}

.site-footer div {
  display: flex;
  gap: 20px;
}

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

@media (max-width: 1024px) {
  .principles,
  .technology-strip {
    grid-template-columns: repeat(2, 1fr);
  }

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

  .hero-content {
    margin-left: auto;
  }
}

@media (max-width: 760px) {
  .site-header {
    padding: 0 18px;
  }

  .menu-toggle {
    display: block;
  }

  .nav {
    display: none;
    position: absolute;
    top: 78px;
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 16px;
    background: rgba(7, 19, 35, 0.98);
  }

  .nav.open {
    display: flex;
  }

  .nav a {
    padding: 14px;
    border-bottom: 1px solid rgba(0, 217, 255, 0.08);
  }

  .hero {
    padding: 122px 20px 54px;
  }

  .principles,
  .outcome-grid,
  .technology-strip {
    grid-template-columns: 1fr;
  }

  .outcomes {
    padding: 70px 20px;
  }

  .site-footer {
    flex-direction: column;
    padding: 30px 20px;
  }
}