/* ===== Colours (change these to restyle the whole site) ===== */
:root {
  --bg: #f7f6f2;
  --surface: #ffffff;
  --text: #1c1f24;
  --muted: #5b6270;
  --line: #e3e1da;
  --accent: #0f6e6a;
  --accent-soft: #e2f0ee;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #12151a;
    --surface: #1a1e25;
    --text: #e9ebef;
    --muted: #a2a9b6;
    --line: #2a303a;
    --accent: #5cc6bd;
    --accent-soft: #1d3332;
  }
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  font-size: 17px;
  line-height: 1.6;
}
a { color: var(--accent); }
.wrap { max-width: 980px; margin: 0 auto; padding: 0 20px; }

/* ===== Top menu ===== */
header.nav {
  position: sticky; top: 0; z-index: 10;
  background: color-mix(in srgb, var(--bg) 88%, transparent);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line);
}
header.nav .wrap { display: flex; align-items: center; justify-content: space-between; height: 64px; gap: 16px; }
.brand { font-weight: 700; text-decoration: none; color: var(--text); letter-spacing: -0.01em; }
.brand span { color: var(--accent); }
nav ul { list-style: none; display: flex; gap: 22px; margin: 0; padding: 0; }
nav a { color: var(--muted); text-decoration: none; font-size: 15px; font-weight: 500; }
nav a:hover, nav a.active { color: var(--text); }
.menu-btn { display: none; background: none; border: 1px solid var(--line); color: var(--text); border-radius: 8px; padding: 6px 10px; font-size: 15px; cursor: pointer; }

@media (max-width: 720px) {
  .menu-btn { display: block; margin-left: auto; }
  nav ul { display: none; position: absolute; top: 64px; left: 0; right: 0; flex-direction: column; gap: 0; background: var(--surface); border-bottom: 1px solid var(--line); }
  nav ul.open { display: flex; }
  nav li a { display: block; padding: 14px 20px; border-top: 1px solid var(--line); }
}

/* ===== Hero ===== */
.hero { padding: 88px 0 64px; }
.eyebrow { color: var(--accent); font-weight: 600; font-size: 14px; letter-spacing: 0.08em; text-transform: uppercase; margin: 0 0 12px; }
.hero h1 { font-size: clamp(38px, 6vw, 60px); line-height: 1.08; margin: 0 0 18px; letter-spacing: -0.02em; }
.hero .lead { font-size: clamp(18px, 2.2vw, 21px); color: var(--muted); max-width: 680px; margin: 0 0 28px; }
.btns { display: flex; flex-wrap: wrap; gap: 12px; }
.btn { display: inline-block; padding: 12px 20px; border-radius: 10px; font-weight: 600; text-decoration: none; font-size: 15px; }
.btn.primary { background: var(--accent); color: #fff; }
@media (prefers-color-scheme: dark) { .btn.primary { color: #0d1513; } }
.btn.ghost { border: 1px solid var(--line); color: var(--text); background: var(--surface); }
.meta { margin-top: 22px; color: var(--muted); font-size: 15px; }

/* ===== Stats ===== */
.stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; margin: 8px 0 24px; }
.stat { background: var(--surface); border: 1px solid var(--line); border-radius: 14px; padding: 20px; }
.stat b { display: block; font-size: 30px; letter-spacing: -0.02em; color: var(--accent); }
.stat span { color: var(--muted); font-size: 14px; }
@media (max-width: 720px) { .stats { grid-template-columns: repeat(2, 1fr); } }

/* ===== Sections ===== */
section { padding: 56px 0; border-top: 1px solid var(--line); scroll-margin-top: 64px; }
section h2 { font-size: 28px; margin: 0 0 22px; letter-spacing: -0.01em; }
.two-col { display: grid; grid-template-columns: 1.4fr 1fr; gap: 40px; }
@media (max-width: 820px) { .two-col { grid-template-columns: 1fr; } }
.card { background: var(--surface); border: 1px solid var(--line); border-radius: 14px; padding: 22px; }
.card h3 { margin: 0 0 10px; font-size: 16px; }
.tags { display: flex; flex-wrap: wrap; gap: 8px; }
.tag { background: var(--accent-soft); color: var(--text); border-radius: 999px; padding: 5px 12px; font-size: 14px; }

/* Highlights */
.highlights { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; }
.highlights .card p { margin: 0; color: var(--muted); }
@media (max-width: 720px) { .highlights { grid-template-columns: 1fr; } }

/* Timeline */
.job { display: grid; grid-template-columns: 190px 1fr; gap: 24px; padding: 24px 0; border-bottom: 1px solid var(--line); }
.job:last-child { border-bottom: 0; }
.job .when { color: var(--muted); font-size: 14px; padding-top: 3px; }
.job h3 { margin: 0; font-size: 19px; }
.job .org { color: var(--accent); font-weight: 600; margin: 2px 0 10px; }
.job ul { margin: 0; padding-left: 18px; color: var(--muted); }
.job li { margin: 4px 0; }
@media (max-width: 720px) { .job { grid-template-columns: 1fr; gap: 6px; } }

.earlier { color: var(--muted); }
.earlier li { margin: 6px 0; }

/* Contact */
.contact-list { list-style: none; padding: 0; margin: 0; display: grid; gap: 12px; }
.contact-list a { font-weight: 600; }

footer { padding: 32px 0 48px; color: var(--muted); font-size: 14px; border-top: 1px solid var(--line); }

/* Tools page */
.tool-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 14px; }
.tool-grid .card p { color: var(--muted); margin: 0; }
.soon { display: inline-block; font-size: 12px; font-weight: 600; color: var(--accent); background: var(--accent-soft); border-radius: 999px; padding: 2px 10px; margin-bottom: 10px; }

/* Small "Show email / Show phone" buttons */
.reveal-btn { padding: 6px 14px; font-size: 14px; cursor: pointer; font-family: inherit; }
.contact-list li { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }