/* scottholmes.ai — design tokens. Dark engineering-console aesthetic:
   distinct from flownorth (light SaaS) and aicapacity/aiimplemented
   (animated canvas), sharing DNA with Pinnacle's blueprint motif via
   corner registration marks, but built dark-first with a signal-amber
   accent tying to the RF/engineering identity. */

@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@400;500;600;700&family=Inter:wght@400;500;600;700&family=JetBrains+Mono:wght@400;500;600&display=swap');

:root {
  --bg: #0a0c0f;
  --bg-raised: #12151a;
  --bg-card: #14171c;
  --text: #e9edf1;
  --text-dim: #9aa4ad;
  --text-faint: #616a72;
  --border: #23272e;
  --border-bright: #34393f;

  --accent: #ff6a2b;        /* signal amber — the one sharp color */
  --accent-dim: #b34e20;
  --accent-glow: rgba(255, 106, 43, 0.14);
  --data: #4fd1c5;          /* cyan — used only for technical/data callouts */

  --font-head: 'Space Grotesk', system-ui, sans-serif;
  --font-body: 'Inter', system-ui, sans-serif;
  --font-mono: 'JetBrains Mono', ui-monospace, monospace;

  --radius: 3px;
  --max: 1160px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; text-underline-offset: 3px; }
img { max-width: 100%; display: block; }
.container { max-width: var(--max); margin: 0 auto; padding: 0 28px; }

/* -------------------- nav -------------------- */
.nav {
  position: sticky; top: 0; z-index: 100;
  background: rgba(10,12,15,0.88);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}
.nav-inner { display: flex; align-items: center; justify-content: space-between; height: 64px; }
.logo { font-family: var(--font-mono); font-weight: 600; font-size: 15px; color: var(--text); letter-spacing: 0.02em; }
.logo span { color: var(--accent); }
.nav-links { display: flex; gap: 30px; list-style: none; margin: 0; padding: 0; }
.nav-links a { color: var(--text-dim); font-size: 13px; font-family: var(--font-mono); letter-spacing: 0.04em; text-decoration: none; text-transform: uppercase; }
.nav-links a:hover, .nav-links a[aria-current="page"] { color: var(--accent); }
.btn-nav { border: 1px solid var(--accent); color: var(--accent); padding: 8px 16px; font-family: var(--font-mono); font-size: 12px; letter-spacing: 0.04em; text-transform: uppercase; border-radius: var(--radius); text-decoration: none; }
.btn-nav:hover { background: var(--accent); color: #0a0c0f; text-decoration: none; }
.nav-hamburger { display: none; }

/* -------------------- type -------------------- */
h1, h2, h3, h4 { font-family: var(--font-head); font-weight: 600; color: var(--text); margin: 0; line-height: 1.15; }
.eyebrow { font-family: var(--font-mono); font-size: 12px; letter-spacing: 0.24em; text-transform: uppercase; color: var(--accent); display: inline-block; margin-bottom: 18px; }
.eyebrow::before { content: '// '; color: var(--text-faint); }
.lead { font-size: 19px; color: var(--text-dim); line-height: 1.7; max-width: 640px; }
.mono { font-family: var(--font-mono); }

/* -------------------- corner registration marks (Pinnacle DNA) -------------------- */
.blueprint { position: relative; border: 1px solid var(--border); }
.blueprint > .corner { position: absolute; width: 12px; height: 12px; color: var(--accent); opacity: 0.6; }
.blueprint > .corner::before, .blueprint > .corner::after { content: ''; position: absolute; background: currentColor; }
.blueprint > .corner::before { left: 5px; top: 0; width: 1px; height: 100%; }
.blueprint > .corner::after { top: 5px; left: 0; width: 100%; height: 1px; }
.blueprint > .corner.tl { top: -6px; left: -6px; }
.blueprint > .corner.tr { top: -6px; right: -6px; }
.blueprint > .corner.bl { bottom: -6px; left: -6px; }
.blueprint > .corner.br { bottom: -6px; right: -6px; }

/* -------------------- sections -------------------- */
.section { padding: 88px 0; }
.section-tight { padding: 56px 0; }
.section-border-top { border-top: 1px solid var(--border); }
.section-alt { background: var(--bg-raised); }
.section-header { max-width: 720px; margin-bottom: 48px; }
.section-header p { color: var(--text-dim); font-size: 16px; margin-top: 12px; }

/* -------------------- hero -------------------- */
.hero { padding: 100px 0 80px; position: relative; overflow: hidden; }
.hero::before {
  content: ''; position: absolute; inset: 0; z-index: 0; pointer-events: none;
  background-image:
    linear-gradient(var(--border) 1px, transparent 1px),
    linear-gradient(90deg, var(--border) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(ellipse 80% 60% at 50% 0%, black 0%, transparent 70%);
  opacity: 0.5;
}
.hero-inner { position: relative; z-index: 1; }
.hero h1 { font-size: clamp(2.2rem, 5.5vw, 4.2rem); letter-spacing: -0.01em; max-width: 16ch; }
.hero h1 .accent { color: var(--accent); }
.hero-ctas { display: flex; gap: 16px; margin-top: 36px; flex-wrap: wrap; }
.btn-primary { display: inline-flex; align-items: center; gap: 10px; background: var(--accent); color: #0a0c0f; padding: 14px 28px; font-family: var(--font-mono); font-weight: 600; font-size: 13px; letter-spacing: 0.03em; text-transform: uppercase; border-radius: var(--radius); text-decoration: none; }
.btn-primary:hover { background: #ff8149; text-decoration: none; }
.btn-outline { display: inline-flex; align-items: center; gap: 10px; border: 1px solid var(--border-bright); color: var(--text); padding: 14px 28px; font-family: var(--font-mono); font-size: 13px; letter-spacing: 0.03em; text-transform: uppercase; border-radius: var(--radius); text-decoration: none; }
.btn-outline:hover { border-color: var(--accent); color: var(--accent); text-decoration: none; }

/* -------------------- stat row -------------------- */
.stat-row { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; background: var(--border); border: 1px solid var(--border); margin-top: 56px; }
.stat-card { background: var(--bg); padding: 24px 20px; }
.stat-number { font-family: var(--font-mono); font-size: 1.9rem; font-weight: 600; color: var(--accent); line-height: 1; margin-bottom: 8px; }
.stat-desc { font-size: 12.5px; color: var(--text-dim); line-height: 1.4; }

/* -------------------- project / portfolio cards -------------------- */
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
.project-card { background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius); padding: 28px; display: flex; flex-direction: column; transition: border-color .2s; }
.project-card:hover { border-color: var(--accent-dim); }
.project-tier { font-family: var(--font-mono); font-size: 10.5px; letter-spacing: 0.14em; text-transform: uppercase; color: var(--accent); margin-bottom: 14px; }
.project-card h3 { font-size: 1.2rem; margin-bottom: 10px; }
.project-card p { color: var(--text-dim); font-size: 14.5px; line-height: 1.65; margin: 0 0 14px; flex: 1; }
.project-tags { display: flex; flex-wrap: wrap; gap: 6px; margin-top: auto; }
.tag { font-family: var(--font-mono); font-size: 10.5px; color: var(--text-dim); background: var(--bg-raised); border: 1px solid var(--border); padding: 3px 9px; border-radius: 3px; }
.project-link { font-family: var(--font-mono); font-size: 12.5px; color: var(--accent); margin-top: 16px; display: inline-block; }

.callout {
  border-left: 2px solid var(--accent);
  background: var(--accent-glow);
  padding: 20px 24px;
  margin: 20px 0;
  font-size: 15px;
  color: var(--text);
}
.callout .mono { color: var(--data); font-size: 13px; display: block; margin-bottom: 8px; }

/* -------------------- footer -------------------- */
.footer { border-top: 1px solid var(--border); padding: 56px 0 36px; margin-top: 40px; }
.footer-inner { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 32px; }
.footer-tagline { color: var(--text-faint); font-size: 13px; margin-top: 10px; max-width: 34ch; }
.footer-col-title { font-family: var(--font-mono); font-size: 10.5px; letter-spacing: 0.12em; text-transform: uppercase; color: var(--text-faint); margin-bottom: 12px; }
.footer-links { display: grid; gap: 8px; }
.footer-links a { color: var(--text-dim); font-size: 13.5px; }
.footer-links a:hover { color: var(--accent); }
.footer-bottom { border-top: 1px solid var(--border); margin-top: 36px; padding-top: 20px; display: flex; justify-content: space-between; flex-wrap: wrap; gap: 12px; font-size: 12px; color: var(--text-faint); }

@media (max-width: 860px) {
  .nav-links { display: none; }
  .grid-3, .grid-2 { grid-template-columns: 1fr; }
  .stat-row { grid-template-columns: repeat(2, 1fr); }
  .footer-inner { grid-template-columns: 1fr 1fr; }
}