@import url('https://fonts.googleapis.com/css2?family=Barlow+Condensed:wght@700;800;900&family=Barlow:wght@700;800;900&family=DM+Sans:opsz,wght@9..40,300;9..40,400;9..40,500&display=swap');

:root {
  --blue: #1B2DE8;
  --white: #ffffff;
  --radius: 14px;
  --pad: 28px;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }

body {
  background: var(--blue);
  color: var(--white);
  font-family: 'DM Sans', sans-serif;
  font-weight: 300;
  min-height: 100vh;
  overflow-x: hidden;
}

/* Subtle film grain overlay */
body::after {
  content: '';
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 1000;
  opacity: 0.038;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  background-size: 180px 180px;
}

/* ── Persistent site header ── */
.site-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  padding: 20px var(--pad) 16px;
}

.site-tagline {
  font-family: 'Barlow Condensed', sans-serif;
  font-size: clamp(11px, 1.2vw, 14px);
  font-weight: 900;
  text-transform: uppercase;
  line-height: 1.15;
  letter-spacing: 0.04em;
  color: rgba(255,255,255,0.55);
  text-decoration: none;
  display: block;
  max-width: 130px;
  transition: color 0.2s;
}
.site-tagline:hover { color: var(--white); }

.site-nav {
  display: flex;
  gap: 28px;
  list-style: none;
  padding-top: 2px;
}

.site-nav a {
  color: rgba(255,255,255,0.55);
  text-decoration: none;
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  transition: color 0.2s;
}
.site-nav a:hover { color: var(--white); }

/* ── Back to Top / Footer ── */
.back-to-top {
  display: block;
  text-align: center;
  padding: 44px 28px 28px;
  font-size: 11px;
  font-weight: 400;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--white);
  text-decoration: none;
  opacity: 0.28;
  transition: opacity 0.2s;
}
.back-to-top:hover { opacity: 0.7; }

.site-footer {
  text-align: center;
  padding: 20px;
  font-size: 10px;
  color: rgba(255,255,255,0.2);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  border-top: 1px solid rgba(255,255,255,0.06);
}

@media (max-width: 600px) {
  :root { --pad: 16px; }
}