:root {
  --bg: #f1f1ef;     /* slight off-white gray (logo canvas) */
  --bg-2: #ffffff;   /* white surface for cards/panels */
  --panel: #ffffff;
  --line: rgba(20, 24, 31, 0.12);
  --text: #14181f;
  --muted: #5f6b7a;
  --accent: #1d2026;     /* charcoal */
  --accent-2: #4a5360;   /* slate gray */
  --radius: 16px;
  --maxw: 1080px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: radial-gradient(1200px 600px at 70% -10%, rgba(74, 83, 96, 0.10), transparent 60%),
              radial-gradient(900px 500px at 0% 10%, rgba(29, 32, 38, 0.06), transparent 55%),
              var(--bg);
  color: var(--text);
  font-family: 'Inter', system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

.bg-grid {
  position: fixed;
  inset: 0;
  background-image: linear-gradient(var(--line) 1px, transparent 1px),
                    linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(900px 600px at 50% -5%, #000 25%, transparent 70%);
  opacity: 0.35;
  pointer-events: none;
  z-index: 0;
}

.wrap { width: 100%; max-width: var(--maxw); margin: 0 auto; padding: 0 24px; }

main, .nav, .footer { position: relative; z-index: 1; }

/* Nav */
.nav {
  position: sticky;
  top: 0;
  backdrop-filter: blur(12px);
  background: rgba(241, 241, 239, 0.78);
  border-bottom: 1px solid var(--line);
}
.nav-inner { display: flex; align-items: center; justify-content: space-between; height: 68px; }
.brand { display: flex; align-items: center; gap: 12px; text-decoration: none; color: var(--text); }
.brand-mark-img { width: 38px; height: 38px; object-fit: contain; display: block; }
.brand-name { font-family: 'Space Grotesk', sans-serif; font-weight: 600; letter-spacing: 0.2px; }
.nav-links { display: flex; align-items: center; gap: 28px; }
.nav-links a { color: var(--muted); text-decoration: none; font-size: 0.95rem; transition: color 0.2s; }
.nav-links a:hover { color: var(--text); }
.nav-cta {
  padding: 9px 16px; border-radius: 10px;
  border: 1px solid var(--line);
  color: var(--text) !important;
  background: rgba(20, 24, 31, 0.03);
}
.nav-cta:hover { border-color: var(--accent); }

/* Hero */
.hero { padding: 64px 24px 80px; text-align: center; }
.hero-logo { width: min(240px, 62vw); height: auto; margin: 0 auto 28px; display: block; }
.eyebrow {
  text-transform: uppercase; letter-spacing: 2.5px; font-size: 0.78rem;
  color: var(--accent-2); font-weight: 700; margin: 0 0 18px;
}
.hero h1 {
  font-family: 'Space Grotesk', sans-serif;
  font-size: clamp(2.4rem, 6vw, 4.2rem);
  line-height: 1.05; letter-spacing: -1px; font-weight: 700;
  margin: 0 auto 24px; max-width: 16ch;
}
.accent {
  background: linear-gradient(120deg, var(--accent), var(--accent-2));
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.lede { max-width: 60ch; margin: 0 auto 36px; color: var(--muted); font-size: 1.12rem; }
.hero-actions { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }

.btn {
  display: inline-flex; align-items: center; justify-content: center;
  padding: 13px 24px; border-radius: 12px; text-decoration: none;
  font-weight: 600; font-size: 0.98rem; transition: transform 0.15s, box-shadow 0.2s, border-color 0.2s;
}
.btn-primary {
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: #ffffff; box-shadow: 0 10px 30px rgba(29, 32, 38, 0.18);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 16px 40px rgba(29, 32, 38, 0.26); }
.btn-ghost { color: var(--text); border: 1px solid var(--line); background: rgba(20, 24, 31, 0.03); }
.btn-ghost:hover { border-color: var(--accent); transform: translateY(-2px); }

/* Sections */
.section { padding: 64px 24px; }
.section-head { margin-bottom: 36px; }
.tag {
  display: inline-block; text-transform: uppercase; letter-spacing: 2px;
  font-size: 0.72rem; font-weight: 700; color: var(--accent);
  background: rgba(29, 32, 38, 0.06); border: 1px solid rgba(29, 32, 38, 0.16);
  padding: 5px 12px; border-radius: 999px; margin-bottom: 16px;
}
.section h2 {
  font-family: 'Space Grotesk', sans-serif; font-weight: 700;
  font-size: clamp(1.7rem, 3.5vw, 2.4rem); letter-spacing: -0.5px; margin: 0;
}

/* Cards */
.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.card {
  background: linear-gradient(180deg, var(--panel), var(--bg-2));
  border: 1px solid var(--line); border-radius: var(--radius); padding: 28px;
  box-shadow: 0 1px 2px rgba(20, 24, 31, 0.04);
  transition: transform 0.2s, border-color 0.2s, box-shadow 0.2s;
}
.card:hover { transform: translateY(-4px); border-color: rgba(29, 32, 38, 0.3); box-shadow: 0 12px 30px rgba(20, 24, 31, 0.08); }
.card h3 { font-family: 'Space Grotesk', sans-serif; margin: 0 0 10px; font-size: 1.2rem; }
.card p { margin: 0; color: var(--muted); }

/* Strategies */
.strat-grid {
  list-style: none; margin: 0; padding: 0;
  display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px;
}
.strat {
  position: relative; padding: 26px 28px;
  border: 1px solid var(--line); border-radius: var(--radius);
  background: var(--bg-2); transition: border-color 0.2s, background 0.2s, box-shadow 0.2s;
}
.strat:hover { border-color: rgba(29, 32, 38, 0.3); background: #f5f5f3; box-shadow: 0 10px 24px rgba(20, 24, 31, 0.07); }
.strat-num {
  font-family: 'Space Grotesk', sans-serif; font-weight: 700;
  color: var(--accent-2); font-size: 0.9rem; letter-spacing: 1px;
}
.strat h3 { font-family: 'Space Grotesk', sans-serif; margin: 8px 0 8px; font-size: 1.25rem; }
.strat p { margin: 0; color: var(--muted); }

/* Markets */
.markets-card {
  border: 1px solid var(--line); border-radius: 22px; padding: 48px;
  background: radial-gradient(700px 300px at 100% 0%, rgba(74, 83, 96, 0.10), transparent 60%),
              linear-gradient(180deg, var(--panel), var(--bg-2));
  box-shadow: 0 1px 2px rgba(20, 24, 31, 0.04);
}
.markets-text { max-width: 60ch; }
.markets-text p { color: var(--muted); font-size: 1.08rem; }
.chips { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 22px; }
.chip { padding: 8px 16px; border-radius: 999px; font-weight: 600; font-size: 0.92rem; border: 1px solid var(--line); }
.chip-on { color: #ffffff; background: linear-gradient(135deg, var(--accent), var(--accent-2)); border-color: transparent; }
.chip-off { color: var(--muted); text-decoration: line-through; opacity: 0.7; }

/* Founder */
.founder { display: flex; gap: 32px; align-items: center; flex-wrap: wrap; }
.founder-avatar {
  flex: 0 0 auto; display: grid; place-items: center;
  width: 120px; height: 120px; border-radius: 50%;
  font-family: 'Space Grotesk', sans-serif; font-weight: 700; font-size: 2.2rem; color: #ffffff;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  box-shadow: 0 12px 40px rgba(29, 32, 38, 0.22);
}
.founder-body { flex: 1; min-width: 280px; }
.founder-body p { color: var(--muted); max-width: 60ch; }
.founder-body .btn { margin-top: 10px; }

/* Footer */
.footer { border-top: 1px solid var(--line); margin-top: 40px; padding: 28px 0; }
.footer-inner { display: flex; align-items: center; justify-content: space-between; gap: 16px; flex-wrap: wrap; }
.footer-meta { color: var(--muted); font-size: 0.9rem; }
.footer a { color: var(--muted); text-decoration: none; }
.footer a:hover { color: var(--text); }

/* Responsive */
@media (max-width: 820px) {
  .cards { grid-template-columns: 1fr; }
  .strat-grid { grid-template-columns: 1fr; }
  .nav-links { gap: 16px; }
  .nav-links a:not(.nav-cta) { display: none; }
  .markets-card { padding: 32px 24px; }
  .hero { padding: 80px 24px 60px; }
}