:root {
  --bg: #0b0d12;
  --bg-alt: #12151c;
  --card: #161a22;
  --border: #262b36;
  --text: #e8eaed;
  --text-dim: #9aa1ad;
  --accent: #6ee7b7;
  --accent-dim: #3a9d78;
  --max-width: 1080px;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
  line-height: 1.6;
}

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

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

/* Header */
.site-header {
  border-bottom: 1px solid var(--border);
  padding: 18px 0;
  position: sticky;
  top: 0;
  background: rgba(11,13,18,0.92);
  backdrop-filter: blur(6px);
  z-index: 10;
}
.header-inner { display: flex; justify-content: space-between; align-items: center; }
.logo { font-weight: 700; font-size: 1.2rem; color: var(--text); }
.site-header nav a {
  color: var(--text-dim);
  margin-left: 24px;
  font-size: 0.95rem;
}
.site-header nav a.active, .site-header nav a:hover { color: var(--text); text-decoration: none; }
.nav-cta {
  border: 1px solid var(--accent-dim);
  padding: 6px 14px;
  border-radius: 6px;
  color: var(--accent) !important;
}

/* Subnav */
.subnav {
  background: var(--bg-alt);
  border-bottom: 1px solid var(--border);
  padding: 10px 0;
}
.subnav .wrap { display: flex; align-items: center; gap: 20px; flex-wrap: wrap; }
.subnav-label { color: var(--text-dim); font-size: 0.8rem; text-transform: uppercase; letter-spacing: 0.05em; margin-right: 4px; }
.subnav a { color: var(--text-dim); font-size: 0.9rem; }
.subnav a.active, .subnav a:hover { color: var(--accent); text-decoration: none; }

/* Page hero */
.page-hero { padding: 64px 0 32px; text-align: center; }
.eyebrow { color: var(--accent); text-transform: uppercase; letter-spacing: 0.08em; font-size: 0.85rem; margin-bottom: 12px; }
.page-hero h1 { font-size: 2.1rem; max-width: 780px; margin: 0 auto; }

/* Beats (homepage) */
.beat { padding: 56px 0; }
.beat-symptoms { text-align: center; }
.symptom-quote { font-size: 1.4rem; font-weight: 600; margin-bottom: 8px; }
.symptom-stat { display: inline-block; background: var(--card); border: 1px solid var(--border); color: var(--accent); font-weight: 700; padding: 4px 12px; border-radius: 20px; font-size: 0.95rem; margin-bottom: 32px; }
.symptom-card { max-width: 640px; margin: 0 auto 28px; padding-bottom: 20px; border-bottom: 1px solid var(--border); }
.symptom-card:last-of-type { border-bottom: none; }
.symptom-card p.quote { font-size: 1.1rem; margin-bottom: 6px; }
.symptom-card p.stat { color: var(--text-dim); font-size: 0.9rem; }

.beat-root { background: var(--bg-alt); }
.root-intro { text-align: center; max-width: 640px; margin: 0 auto 40px; font-size: 1.1rem; }
.root-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.root-card { background: var(--card); border: 1px solid var(--border); border-radius: 10px; padding: 24px; }
.root-card h3 { color: var(--accent); margin-top: 0; }
.stat-list { margin-top: 16px; padding-top: 12px; border-top: 1px solid var(--border); }
.stat-list p { font-size: 0.85rem; color: var(--text-dim); margin: 6px 0; }
.stat-list strong { color: var(--text); }
.root-closer { text-align: center; max-width: 640px; margin: 40px auto 0; color: var(--text-dim); }

.beat-pitch { text-align: center; }
.pitch-rules { max-width: 560px; margin: 0 auto 32px; text-align: left; color: var(--text-dim); }
.pitch-rules p { margin: 10px 0; }
.pitch-thesis { font-size: 1.3rem; font-weight: 600; max-width: 700px; margin: 0 auto 40px; }
.tagline { font-size: 2rem; font-weight: 800; margin: 0; }

.beat-pillars { padding-top: 24px; }
.pillar-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.pillar-card { background: var(--card); border: 1px solid var(--border); border-radius: 10px; padding: 24px; display: block; }
.pillar-card:hover { border-color: var(--accent-dim); text-decoration: none; }
.pillar-card h3 { color: var(--accent); margin-top: 0; }
.pillar-card p { color: var(--text-dim); margin-bottom: 0; }

.beat-proof { background: var(--bg-alt); text-align: center; }
.beat-proof p { max-width: 700px; margin: 0 auto; color: var(--text-dim); }

.beat-competition, .beat-team-teaser { text-align: center; }

.beat-ask { text-align: center; }
.ask-teaser { max-width: 600px; margin: 0 auto 24px; color: var(--text-dim); }
.ask-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin: 32px auto; max-width: 900px; text-align: left; }
.ask-grid .card { background: var(--card); border: 1px solid var(--border); border-radius: 10px; padding: 20px; }
.ask-grid .card h4 { margin-top: 0; color: var(--accent); }
.btn-primary { display: inline-block; background: var(--accent); color: #08110d !important; font-weight: 700; padding: 12px 28px; border-radius: 8px; margin-top: 16px; }

.placeholder-box {
  border: 1px dashed var(--border);
  background: rgba(110,231,183,0.04);
  padding: 16px;
  border-radius: 8px;
  color: var(--text-dim);
  font-size: 0.9rem;
  font-style: italic;
}

/* Content pages (pillar deep dives) */
.content-section { padding: 40px 0; border-bottom: 1px solid var(--border); }
.content-section .wrap { max-width: 760px; }
.content-section h2 { text-align: left; color: var(--accent); }
.content-section p { margin: 0 0 16px; }
.content-section ul { margin: 0 0 16px; padding-left: 22px; }
.content-section blockquote {
  border-left: 3px solid var(--accent-dim);
  margin: 20px 0;
  padding-left: 18px;
  color: var(--text-dim);
  font-style: italic;
}

.tool-list { display: grid; grid-template-columns: repeat(2, 1fr); gap: 8px 24px; padding-left: 0; list-style: none; }
.tool-list li { font-size: 0.9rem; }
.tool-list code { color: var(--accent); }

.back-link { text-align: center; padding: 32px 0; }

/* Team / Traction / Market etc */
.team-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.team-card { background: var(--card); border: 1px solid var(--border); border-radius: 10px; padding: 20px; }
.team-card h3 { margin-top: 0; color: var(--accent); margin-bottom: 2px; }
.team-card .role { color: var(--text-dim); font-size: 0.85rem; margin-bottom: 12px; }

.credibility-quote { background: var(--card); border-left: 3px solid var(--accent-dim); padding: 20px 24px; border-radius: 8px; margin: 24px 0; font-style: italic; }
.citation-list li { margin-bottom: 10px; font-size: 0.95rem; }
.funding-proof { background: var(--card); border: 1px solid var(--border); border-radius: 10px; padding: 20px; margin-top: 24px; }

.risk-grid { display: grid; grid-template-columns: 1fr; gap: 20px; }
.risk-card { background: var(--card); border: 1px solid var(--border); border-radius: 10px; padding: 20px; }
.risk-card h3 { color: var(--accent); margin-top: 0; }

/* Footer */
.site-footer { border-top: 1px solid var(--border); padding: 32px 0; text-align: center; color: var(--text-dim); font-size: 0.85rem; }

@media (max-width: 800px) {
  .root-grid, .pillar-grid, .ask-grid, .team-grid, .tool-list { grid-template-columns: 1fr; }
  .site-header nav a { margin-left: 14px; font-size: 0.85rem; }
}