/* Geoffrey Vancoetsem — geeooff.github.io
   Une feuille, pas de framework. Les couleurs sont des variables ;
   le mode sombre suit la préférence du système. */

:root {
  --bg: #fbfbf9;
  --fg: #1c1f24;
  --muted: #5d636d;
  --accent: #1f5f8b;
  --accent-fg: #ffffff;
  --line: #d9dbd6;
  --card: #ffffff;
  --code: #eef0ec;
  --measure: 42rem;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #14171b;
    --fg: #e6e8ea;
    --muted: #9aa1aa;
    --accent: #8ec1e6;
    --accent-fg: #0f1418;
    --line: #2c3139;
    --card: #1b1f25;
    --code: #232830;
  }
}

* { box-sizing: border-box; }

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

body {
  margin: 0;
  padding: 0 1rem;
  background: var(--bg);
  color: var(--fg);
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  font-size: 1.0625rem;
  line-height: 1.6;
}

a {
  color: var(--accent);
  text-decoration-thickness: 1px;
  text-underline-offset: 0.15em;
}
a:hover { text-decoration-thickness: 2px; }

h1, h2, h3 { line-height: 1.2; letter-spacing: -0.01em; }
h1 { font-size: clamp(2rem, 6vw, 2.75rem); margin: 0.25rem 0 0.75rem; }
h2 {
  font-size: 1.375rem;
  margin: 0 0 1rem;
  padding-bottom: 0.4rem;
  border-bottom: 1px solid var(--line);
}
h3 { font-size: 1.125rem; margin: 0 0 0.5rem; }

p { margin: 0 0 1rem; }
p:last-child { margin-bottom: 0; }

strong { font-weight: 600; }

/* En-tête */
.hero {
  position: relative;
  max-width: var(--measure);
  margin: 0 auto;
  padding: 4rem 0 2.5rem;
}
.lang {
  position: absolute;
  top: 1.25rem;
  right: 0;
  font-size: 0.9rem;
}
.lang a { color: var(--muted); }
.lang a:hover { color: var(--accent); }
.eyebrow {
  margin: 0;
  font-size: 0.875rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
}
.tagline {
  font-size: 1.25rem;
  line-height: 1.5;
  margin: 0 0 1.5rem;
  max-width: 36rem;
}
.links { display: flex; flex-wrap: wrap; gap: 0.75rem; }

.button {
  display: inline-block;
  padding: 0.5rem 1.1rem;
  border: 1px solid var(--accent);
  border-radius: 6px;
  color: var(--accent);
  text-decoration: none;
  font-weight: 500;
}
.button:hover { background: var(--code); }
.button.primary { background: var(--accent); color: var(--accent-fg); }
.button.primary:hover { filter: brightness(1.1); background: var(--accent); }

/* Corps */
main {
  max-width: var(--measure);
  margin: 0 auto;
}
section { margin: 0 0 3rem; }

.grid {
  display: grid;
  gap: 1rem;
  grid-template-columns: 1fr;
  margin: 1.25rem 0;
}
@media (min-width: 40rem) {
  .grid { grid-template-columns: 1fr 1fr; }
}

.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 1.1rem 1.2rem;
  font-size: 0.97rem;
}
.card h3 { color: var(--accent); }

.note {
  color: var(--muted);
  font-size: 0.97rem;
}

ul.plain {
  list-style: none;
  padding: 0;
  margin: 0;
}
ul.plain li {
  padding: 0.6rem 0 0.6rem 1.1rem;
  border-left: 3px solid var(--line);
  margin-bottom: 0.6rem;
}

.project {
  padding: 1rem 0;
  border-top: 1px solid var(--line);
}
.project:first-of-type { border-top: 0; padding-top: 0; }
.project h3 {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0.25rem 0.75rem;
}
.meta {
  font-size: 0.85rem;
  font-weight: 400;
  color: var(--muted);
  font-family: ui-monospace, "Cascadia Mono", "Segoe UI Mono", Menlo, Consolas, monospace;
}

.stack {
  font-family: ui-monospace, "Cascadia Mono", "Segoe UI Mono", Menlo, Consolas, monospace;
  font-size: 0.9rem;
  line-height: 1.7;
  background: var(--code);
  border-radius: 6px;
  padding: 0.75rem 1rem;
}

/* Pied de page */
footer {
  max-width: var(--measure);
  margin: 0 auto;
  padding: 1.5rem 0 3rem;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.9rem;
}

@media print {
  body { background: #fff; color: #000; }
  .lang { display: none; }
  .button { border-color: #000; color: #000; }
  .button.primary { background: none; }
  .button::after { content: " " attr(href); font-size: 0.85em; }
}