@import url('https://fonts.googleapis.com/css2?family=IBM+Plex+Sans:wght@400;500;600&display=swap');

:root {
  --bg: #000000;
  --text: #f3f5f7;
  --muted: #8d96a3;
  --sapphire: #165dff;
  --line: rgba(255,255,255,0.14);
}

* {
  box-sizing: border-box;
}

html, body {
  margin: 0;
  min-height: 100%;
  background: var(--bg);
  color: var(--text);
  font-family: "IBM Plex Sans", Arial, sans-serif;
}

body {
  min-height: 100vh;
}

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

.site-header {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 10;
  display: flex;
  justify-content: center;
  padding: 24px 28px;
  background: linear-gradient(to bottom, rgba(0,0,0,0.92), rgba(0,0,0,0));
}

.nav {
  display: flex;
  align-items: center;
  gap: clamp(22px, 4vw, 52px);
  font-size: 0.9rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.nav a {
  opacity: 0.82;
  transition: opacity 160ms ease, color 160ms ease;
}

.nav a:hover,
.nav a:focus-visible {
  opacity: 1;
  color: var(--sapphire);
  outline: none;
}

.hero {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 110px 24px 64px;
}

.hero-inner {
  width: min(1100px, 94vw);
  text-align: center;
}

.logo {
  display: block;
  width: min(860px, 88vw);
  max-height: 62vh;
  object-fit: contain;
  margin: 0 auto 12px;
}

.company-name {
  margin: 0;
  color: var(--sapphire);
  font-size: clamp(2.1rem, 5.2vw, 5.2rem);
  line-height: 1;
  font-weight: 500;
  letter-spacing: 0.08em;
}

.placeholder-page {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 120px 24px 60px;
}

.placeholder-card {
  width: min(900px, 92vw);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  padding: clamp(44px, 8vw, 90px) 0;
}

.eyebrow {
  color: var(--sapphire);
  text-transform: uppercase;
  letter-spacing: 0.18em;
  font-size: 0.82rem;
  font-weight: 600;
  margin-bottom: 18px;
}

.placeholder-card h1 {
  margin: 0;
  font-size: clamp(3rem, 9vw, 7.5rem);
  line-height: 0.95;
  font-weight: 500;
  letter-spacing: -0.03em;
}

.placeholder-card p {
  max-width: 620px;
  margin: 28px 0 0;
  color: var(--muted);
  font-size: 1rem;
  line-height: 1.7;
}

.home-link {
  position: fixed;
  left: 28px;
  top: 26px;
  z-index: 11;
  color: var(--sapphire);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

@media (max-width: 640px) {
  .site-header {
    padding: 20px 16px;
  }

  .nav {
    gap: 18px;
    font-size: 0.76rem;
    letter-spacing: 0.1em;
  }

  .hero {
    padding-top: 92px;
  }

  .logo {
    width: 94vw;
    margin-bottom: 6px;
  }

  .company-name {
    letter-spacing: 0.045em;
  }

  .home-link {
    display: none;
  }
}

/* Content pages */
.content-page {
  min-height: 100vh;
  display: flex;
  justify-content: center;
  padding: 150px 24px 80px;
}

.content-card {
  width: min(980px, 92vw);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  padding: clamp(44px, 7vw, 82px) 0;
}

.content-card > h1 {
  margin: 0 0 clamp(46px, 7vw, 72px);
  font-size: clamp(3rem, 8vw, 6.8rem);
  line-height: 0.98;
  font-weight: 500;
  letter-spacing: -0.03em;
}

.content-section {
  max-width: 780px;
  margin: 0 0 54px;
}

.content-section:last-child {
  margin-bottom: 0;
}

.content-section + .content-section {
  padding-top: 46px;
  border-top: 1px solid var(--line);
}

.content-section h2 {
  margin: 0 0 18px;
  color: var(--text);
  font-size: clamp(1.35rem, 3vw, 2.15rem);
  line-height: 1.2;
  font-weight: 500;
  letter-spacing: -0.015em;
}

.content-section p {
  margin: 0;
  color: var(--muted);
  font-size: clamp(1rem, 1.5vw, 1.08rem);
  line-height: 1.8;
}

.inline-link {
  color: var(--sapphire);
}

.inline-link:hover,
.inline-link:focus-visible {
  text-decoration: underline;
  outline: none;
}

@media (max-width: 900px) {
  .nav {
    gap: 18px;
    font-size: 0.75rem;
    letter-spacing: 0.08em;
    flex-wrap: wrap;
    justify-content: center;
  }
}

@media (max-width: 640px) {
  .content-page {
    padding-top: 110px;
  }

  .content-card > h1 {
    margin-bottom: 42px;
  }

  .content-section {
    margin-bottom: 42px;
  }
}