/* -------- Design tokens -------- */
:root {
  --paper: #ffffff;
  --paper-2: #f4f0ea;
  --ink: #141414;
  --accent: #ff5a1f;
  --accent-2: #ffe3d3;
  --green: #1f6a4a;
  --yellow: #f6c94b;
  --pink: #ffd6df;
}

/* -------- Base -------- */
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0; background: var(--paper); color: var(--ink);
  font-family: 'Space Grotesk', system-ui, sans-serif;
  font-size: 17px; line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}
.mono { font-family: 'JetBrains Mono', monospace; }

/* -------- Nav -------- */
.nav {
  position: sticky; top: 0; z-index: 50;
  display: flex; align-items: center; justify-content: space-between;
  padding: 16px 24px;
  background: var(--paper);
  border-bottom: 2px solid var(--ink);
}
.nav .logo {
  font-weight: 700; font-size: 22px; letter-spacing: -0.03em;
  display: flex; align-items: center; gap: 10px;
  color: var(--ink); text-decoration: none;
}
.nav .logo .mark {
  width: 30px; height: 30px; background: var(--accent);
  border: 2px solid var(--ink); border-radius: 7px;
  display: flex; align-items: center; justify-content: center;
  color: var(--ink); font-weight: 700; font-size: 15px;
  transform: rotate(-6deg);
}
.nav ul { display: flex; gap: 28px; list-style: none; margin: 0; padding: 0; }
.nav a { color: var(--ink); text-decoration: none; font-size: 15px; font-weight: 500; }
.nav a:hover { color: var(--accent); }
.nav a.current { border-bottom: 2px solid var(--accent); padding-bottom: 2px; }
.nav .cta {
  background: var(--ink); color: var(--paper);
  padding: 10px 18px; border: 2px solid var(--ink); border-radius: 999px;
  font-size: 14px; font-weight: 600; text-decoration: none;
  box-shadow: 3px 3px 0 var(--accent);
  transition: transform .15s, box-shadow .15s;
}
.nav .cta:hover { transform: translate(-1px, -1px); box-shadow: 4px 4px 0 var(--accent); }

/* -------- Shared buttons -------- */
.btn-primary {
  background: var(--ink); color: var(--paper);
  padding: 18px 28px; border: 2px solid var(--ink); border-radius: 999px;
  font-size: 17px; font-weight: 600;
  text-decoration: none; cursor: pointer;
  box-shadow: 5px 5px 0 var(--accent);
  display: inline-flex; align-items: center; gap: 10px;
  transition: transform .15s, box-shadow .15s;
  font-family: inherit;
}
.btn-primary:hover { transform: translate(-2px, -2px); box-shadow: 7px 7px 0 var(--accent); }
.btn-ghost {
  color: var(--ink); text-decoration: none;
  padding: 18px 22px; font-size: 17px; font-weight: 600;
  border: 2px solid var(--ink); border-radius: 999px;
  display: inline-flex; align-items: center; gap: 8px;
  background: var(--paper);
  transition: background .15s;
}
.btn-ghost:hover { background: var(--accent-2); }

/* -------- Footer -------- */
footer {
  background: var(--ink); color: var(--paper);
  padding: 60px 40px;
  display: grid; grid-template-columns: 1.5fr 1fr 1fr 1fr; gap: 32px;
}
@media (max-width: 800px) { footer { grid-template-columns: 1fr 1fr; } }
footer .brand { font-weight: 700; font-size: 22px; letter-spacing: -0.03em; display: flex; align-items: center; gap: 10px; margin-bottom: 12px; }
footer .brand .mark { width: 28px; height: 28px; background: var(--accent); border: 2px solid var(--paper); border-radius: 7px; transform: rotate(-6deg); }
footer h5 { color: var(--paper); font-weight: 700; font-size: 13px; margin: 0 0 12px; font-family: 'JetBrains Mono', monospace; text-transform: uppercase; letter-spacing: 0.1em; }
footer ul { list-style: none; padding: 0; margin: 0; font-size: 14px; }
footer li { padding: 4px 0; }
footer a { color: var(--accent-2); text-decoration: none; }
footer a:hover { color: var(--accent); }
footer .fine { color: var(--accent-2); font-size: 13px; margin-top: 8px; }