/* MarkForge site — matches the app's dark theme tokens. */
:root {
  --bg: #0f1115;
  --bg-panel: #151922;
  --bg-card: #1b2130;
  --border: #2a3142;
  --text: #f2f5f8;
  --text-2: #aeb7c5;
  --muted: #737d8c;
  --accent: #7aa2ff;
  --orange: #f08020;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

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

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

code, kbd {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 0.1em 0.4em;
  font-size: 0.9em;
}

/* The lettering logo is dark navy; invert it for the dark site while
   keeping the orange accent readable. */
.brand-lettering, .hero-lettering {
  filter: invert(1) hue-rotate(180deg);
}

/* ---------- Nav ---------- */
.nav {
  position: sticky;
  top: 0;
  z-index: 10;
  background: color-mix(in srgb, var(--bg-panel) 88%, transparent);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border);
}
.nav-inner {
  max-width: 1080px;
  margin: 0 auto;
  padding: 10px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.brand { display: flex; align-items: center; gap: 10px; }
.brand-icon { height: 26px; width: 26px; }
.brand-lettering { height: 14px; }
.nav-links { display: flex; gap: 22px; font-size: 14px; }
.nav-links a { color: var(--text-2); }
.nav-links a:hover { color: var(--text); text-decoration: none; }

/* ---------- Hero ---------- */
.hero {
  max-width: 1080px;
  margin: 0 auto;
  padding: 72px 20px 40px;
  text-align: center;
}
.hero-icon { height: 96px; width: 96px; }
.hero-lettering { height: 40px; display: block; margin: 18px auto 0; }
.tagline {
  font-size: 22px;
  font-weight: 600;
  margin: 18px 0 6px;
}
.subtitle {
  max-width: 640px;
  margin: 0 auto;
  color: var(--text-2);
  font-size: 15px;
}
.cta { margin: 26px 0 10px; display: flex; gap: 12px; justify-content: center; }
.btn {
  display: inline-block;
  padding: 10px 22px;
  border-radius: 8px;
  border: 1px solid var(--border);
  color: var(--text);
  font-weight: 600;
  font-size: 14px;
  background: var(--bg-card);
}
.btn:hover { text-decoration: none; border-color: var(--accent); }
.btn-primary {
  background: var(--orange);
  border-color: var(--orange);
  color: #14181f;
}
.btn-primary:hover { filter: brightness(1.08); }
.hero-shot {
  width: 100%;
  max-width: 960px;
  margin-top: 36px;
  border-radius: 10px;
  border: 1px solid var(--border);
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.5);
}

/* ---------- Sections ---------- */
.section {
  max-width: 1080px;
  margin: 0 auto;
  padding: 56px 20px;
}
.section h2 {
  text-align: center;
  font-size: 28px;
  margin: 0 0 8px;
}
.section-note { text-align: center; color: var(--text-2); margin: 0 0 28px; }

.grid {
  margin-top: 30px;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 16px;
}
.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 18px 20px;
}
.card h3 { margin: 0 0 8px; font-size: 16px; color: var(--orange); }
.card p { margin: 0 0 8px; font-size: 13.5px; color: var(--text-2); }
.card p:last-child { margin-bottom: 0; }

/* ---------- Screenshots ---------- */
.shots {
  margin-top: 30px;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(380px, 1fr));
  gap: 22px;
}
.shots figure { margin: 0; }
.shots img {
  width: 100%;
  border-radius: 8px;
  border: 1px solid var(--border);
}
.shots figcaption {
  margin-top: 8px;
  text-align: center;
  font-size: 13px;
  color: var(--muted);
}

/* ---------- Footer ---------- */
.footer {
  border-top: 1px solid var(--border);
  padding: 30px 20px 40px;
  text-align: center;
  font-size: 13.5px;
  color: var(--text-2);
}
.footer p { margin: 4px 0; }
.footer-tech { color: var(--muted); font-size: 12.5px; }

@media (max-width: 560px) {
  .nav-links { gap: 14px; }
  .hero { padding-top: 48px; }
  .shots { grid-template-columns: 1fr; }
}