/* GAMMWEBFRANCE — Styles */
:root {
  --bg: #f8fafc;
  --surface: #ffffff;
  --text: #1e293b;
  --text-muted: #64748b;
  --accent: #2563eb;
  --accent-hover: #1d4ed8;
  --border: #e2e8f0;
  --radius: 12px;
  --max-w: 960px;
  --font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 16px; scroll-behavior: smooth; }
body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.7;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
img { max-width: 100%; height: auto; }

/* Header */
.site-header {
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  padding: 0 24px;
  position: sticky;
  top: 0;
  z-index: 100;
}
.header-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}
.site-logo {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text);
  display: flex;
  align-items: center;
  gap: 8px;
}
.site-logo:hover { text-decoration: none; }
.site-logo svg { width: 32px; height: 32px; }
.nav-links { display: flex; gap: 24px; align-items: center; }
.nav-links a {
  color: var(--text-muted);
  font-size: 0.9rem;
  font-weight: 500;
  transition: color 0.2s;
}
.nav-links a:hover { color: var(--accent); text-decoration: none; }

/* Main */
main { flex: 1; padding: 48px 24px; }
.container { max-width: var(--max-w); margin: 0 auto; }

/* Hero */
.hero {
  text-align: center;
  padding: 64px 0 48px;
}
.hero h1 {
  font-size: 2.5rem;
  font-weight: 800;
  line-height: 1.2;
  margin-bottom: 16px;
  color: var(--text);
}
.hero p {
  font-size: 1.15rem;
  color: var(--text-muted);
  max-width: 640px;
  margin: 0 auto 32px;
}

/* Cards */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
  margin: 48px 0;
}
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px;
  transition: box-shadow 0.2s, transform 0.2s;
}
.card:hover {
  box-shadow: 0 4px 20px rgba(0,0,0,0.06);
  transform: translateY(-2px);
}
.card h3 {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 8px;
}
.card p {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.6;
}

/* Content pages */
.page-content h1 {
  font-size: 2rem;
  font-weight: 800;
  margin-bottom: 24px;
}
.page-content h2 {
  font-size: 1.4rem;
  font-weight: 700;
  margin: 32px 0 12px;
}
.page-content p {
  margin-bottom: 16px;
  color: var(--text-muted);
}
.page-content ul, .page-content ol {
  margin: 0 0 16px 24px;
  color: var(--text-muted);
}
.page-content li { margin-bottom: 6px; }

/* Footer */
.site-footer {
  background: var(--surface);
  border-top: 1px solid var(--border);
  padding: 32px 24px;
  margin-top: auto;
}
.footer-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 16px;
  font-size: 0.85rem;
  color: var(--text-muted);
}
.footer-links { display: flex; gap: 16px; flex-wrap: wrap; }
.footer-links a { color: var(--text-muted); }
.footer-links a:hover { color: var(--accent); }

/* 404 */
.error-page { text-align: center; padding: 80px 24px; }
.error-page h1 { font-size: 4rem; font-weight: 800; color: var(--accent); }
.error-page p { font-size: 1.1rem; color: var(--text-muted); margin: 16px 0 32px; }

/* Responsive */
@media (max-width: 640px) {
  .hero h1 { font-size: 1.8rem; }
  .nav-links { gap: 12px; }
  .nav-links a { font-size: 0.8rem; }
  .card-grid { grid-template-columns: 1fr; }
}