/* Launchpad Strategy & UX — Shared Stylesheet */

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --ink:       #0D0F14;
  --ink-soft:  #2A2D35;
  --ink-mute:  #6B7080;
  --paper:     #F7F6F2;
  --paper-alt: #EFEDE7;
  --amber:     #C8873A;
  --amber-lt:  #E8A855;
  --white:     #FDFCFA;
  --rule:      rgba(13,15,20,0.10);

  --serif: 'Cormorant Garamond', Georgia, serif;
  --sans:  'DM Sans', system-ui, sans-serif;

  --space-xs:  4px;
  --space-sm:  8px;
  --space-md:  16px;
  --space-lg:  32px;
  --space-xl:  64px;
  --space-2xl: 128px;

  --max: 1200px;
  --ease: cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

html { scroll-behavior: smooth; }

body {
  font-family: var(--sans);
  background: var(--paper);
  color: var(--ink);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

/* ── NOISE TEXTURE OVERLAY ── */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='0.04'/%3E%3C/svg%3E");
  pointer-events: none;
  z-index: 1000;
  opacity: 0.5;
}

/* ── UTILITIES ── */
.container { max-width: var(--max); margin: 0 auto; padding: 0 var(--space-lg); }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0,0,0,0); }

/* ── NAVIGATION ── */
nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  padding: 20px 0;
  transition: background 0.4s var(--ease), border-color 0.4s var(--ease);
}
nav.scrolled {
  background: rgba(247,246,242,0.88);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--rule);
}
nav .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.nav-logo {
  text-decoration: none;
  display: flex;
  flex-direction: column;
  gap: 3px;
  line-height: 1;
}
.nav-logo-row1 {
  display: flex;
  align-items: baseline;
  gap: 0;
  line-height: 1;
}
.nav-logo-launch {
  font-family: var(--sans);
  font-size: 1.1rem;
  font-weight: 600;
  letter-spacing: -0.04em;
  color: var(--ink);
  line-height: 1;
}
.nav-logo-pad {
  font-family: var(--sans);
  font-size: 1.1rem;
  font-weight: 300;
  letter-spacing: -0.04em;
  color: var(--ink);
  line-height: 1;
}
.nav-logo-row2 {
  display: flex;
  align-items: center;
  gap: 6px;
  padding-left: 1px;
}
.nav-logo-rule {
  width: 14px;
  height: 1.5px;
  background: var(--amber);
  flex-shrink: 0;
}
.nav-logo-sub {
  font-family: var(--mono);
  font-size: 0.48rem;
  font-weight: 300;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: rgba(13,15,20,0.42);
  white-space: nowrap;
  line-height: 1;
}
.nav-logo-amp { color: var(--amber); font-style: normal; }
.footer-logo { text-decoration: none; display: flex; flex-direction: column; gap: 3px; }
/* Scrolled / dark nav state */
.nav.scrolled .nav-logo-launch,
.nav.scrolled .nav-logo-pad { color: var(--ink); }
.nav-links {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
  list-style: none;
}
.nav-links a {
  font-size: 0.8125rem;
  font-weight: 400;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-soft);
  text-decoration: none;
  transition: color 0.2s;
}
.nav-links a:hover { color: var(--ink); }
.nav-cta {
  font-size: 0.8125rem !important;
  font-weight: 500 !important;
  letter-spacing: 0.06em !important;
  color: var(--white) !important;
  background: var(--ink);
  padding: 10px 20px;
  border-radius: 2px;
  transition: background 0.2s !important;
}
.nav-cta:hover { background: var(--amber) !important; color: var(--white) !important; }