/* getheddle.dev — minimal landing styles, no framework, no fonts loaded over the network. */

:root {
  --bg: #fafafa;
  --fg: #1a1a1a;
  --muted: #555;
  --line: #e5e5e5;
  --accent: #4f46e5;       /* indigo-600, matches heddle docs */
  --accent-hover: #4338ca;
  --code-bg: #f4f4f5;
  --card-bg: #ffffff;
  --status-active: #16a34a;
  --status-design: #ca8a04;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0c0c10;
    --fg: #e8e8ea;
    --muted: #9b9ba0;
    --line: #2a2a30;
    --accent: #818cf8;
    --accent-hover: #a5b4fc;
    --code-bg: #18181c;
    --card-bg: #15151a;
    --status-active: #4ade80;
    --status-design: #facc15;
  }
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui, sans-serif;
  font-size: 17px;
  line-height: 1.6;
}

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

code, pre {
  font-family: ui-monospace, SFMono-Regular, "SF Mono", Menlo, monospace;
  background: var(--code-bg);
}
code { padding: 0.1em 0.3em; border-radius: 3px; font-size: 0.92em; }
pre {
  padding: 0.85rem 1rem;
  border-radius: 6px;
  overflow-x: auto;
  font-size: 0.95em;
}
pre code { background: transparent; padding: 0; }

h1, h2, h3, h4 { line-height: 1.25; margin-top: 0; }
h1 { font-size: 2.4rem; letter-spacing: -0.02em; }
h2 { font-size: 1.7rem; letter-spacing: -0.01em; margin-bottom: 1.5rem; }
h3 { font-size: 1.15rem; }
h4 { font-size: 0.95rem; text-transform: uppercase; letter-spacing: 0.05em; color: var(--muted); }

/* Nav */
header {
  border-bottom: 1px solid var(--line);
  background: var(--bg);
  position: sticky;
  top: 0;
  z-index: 10;
}
nav {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0.9rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.brand {
  font-weight: 700;
  font-size: 1.15rem;
  color: var(--fg);
  letter-spacing: -0.01em;
}
.brand:hover { color: var(--accent); text-decoration: none; }
nav ul {
  list-style: none;
  display: flex;
  gap: 1.5rem;
  margin: 0;
  padding: 0;
}
nav a { color: var(--muted); font-size: 0.95rem; }
nav a:hover { color: var(--accent); text-decoration: none; }

/* Layout */
main { max-width: 1100px; margin: 0 auto; padding: 0 1.5rem; }
section { padding: 4.5rem 0; border-bottom: 1px solid var(--line); }
section:last-of-type { border-bottom: none; }

/* Hero */
.hero { text-align: left; max-width: 760px; padding-top: 5rem; }
.hero h1 { margin-bottom: 1.3rem; }
.lede { font-size: 1.2rem; color: var(--muted); margin-bottom: 2rem; }
.cta { display: flex; gap: 0.9rem; flex-wrap: wrap; }
.button {
  display: inline-block;
  padding: 0.7rem 1.3rem;
  border-radius: 6px;
  font-size: 1rem;
  font-weight: 500;
  border: 1px solid var(--line);
  color: var(--fg);
}
.button:hover { background: var(--code-bg); text-decoration: none; }
.button.primary {
  background: var(--accent);
  border-color: var(--accent);
  color: white;
}
.button.primary:hover { background: var(--accent-hover); color: white; }

/* Philosophy */
.opinion-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.8rem;
}
.opinion-grid > div h3 { color: var(--accent); margin-bottom: 0.4rem; }
.opinion-grid > div p { margin: 0; color: var(--muted); font-size: 0.96rem; }

/* Projects */
.project-card {
  background: var(--card-bg);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 1.5rem 1.8rem;
  margin-bottom: 1.2rem;
}
.project-card h3 {
  display: flex;
  align-items: baseline;
  gap: 0.9rem;
  flex-wrap: wrap;
  margin-bottom: 0.5rem;
}
.project-card h3 a { color: var(--fg); }
.project-card h3 a:hover { color: var(--accent); }
.status {
  font-size: 0.75rem;
  font-weight: 500;
  padding: 0.15rem 0.55rem;
  border-radius: 999px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.status.active {
  background: color-mix(in srgb, var(--status-active) 15%, transparent);
  color: var(--status-active);
}
.status.design {
  background: color-mix(in srgb, var(--status-design) 15%, transparent);
  color: var(--status-design);
}
.role {
  color: var(--accent);
  font-weight: 500;
  margin: 0 0 0.7rem 0;
  font-size: 0.95rem;
}
.project-card p { color: var(--muted); }
.links {
  list-style: none;
  padding: 0;
  margin: 0.9rem 0 0 0;
  display: flex;
  gap: 1.2rem;
  flex-wrap: wrap;
  font-size: 0.93rem;
}

/* Start */
.start-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.2rem;
  margin-bottom: 1.8rem;
}
.start-grid > div {
  background: var(--card-bg);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 1.2rem 1.4rem;
}
.start-grid h3 { margin-bottom: 0.7rem; }
.start-grid pre { margin: 0 0 0.5rem 0; }
.caption { color: var(--muted); font-size: 0.88rem; margin: 0; }
.aside { color: var(--muted); font-size: 0.96rem; max-width: 760px; }

/* Footer */
footer {
  border-top: 1px solid var(--line);
  padding: 3rem 1.5rem 2rem 1.5rem;
  background: var(--bg);
}
.footer-grid {
  max-width: 1100px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 2.5rem;
  padding-bottom: 2.5rem;
}
.footer-grid ul {
  list-style: none;
  padding: 0;
  margin: 0;
}
.footer-grid li {
  padding: 0.25rem 0;
  font-size: 0.94rem;
  color: var(--muted);
}
.footer-grid a { color: var(--muted); }
.footer-grid a:hover { color: var(--accent); }
.copyright {
  max-width: 1100px;
  margin: 0 auto;
  padding-top: 1.5rem;
  border-top: 1px solid var(--line);
  font-size: 0.85rem;
  color: var(--muted);
}

/* Small screens */
@media (max-width: 600px) {
  h1 { font-size: 1.9rem; }
  h2 { font-size: 1.4rem; }
  .lede { font-size: 1.05rem; }
  nav ul { gap: 0.9rem; }
  nav ul li:not(:last-child) { display: none; }
  section { padding: 3rem 0; }
}