/* Jetons de design partagés, repris de templates/plot.html.
   Utilisé par watering.html ; plot.html garde son CSS inline. */

:root {
  --bg: #f3f7fb;
  --surface: #ffffff;
  --surface-2: #f8fafc;
  --border: #e3e8ef;
  --text: #1f2937;
  --text-muted: #64748b;
  --accent: #0284c7;
  --accent-strong: #0369a1;
  --accent-soft: #e0f2fe;
  --ok: #15803d;
  --ok-soft: #dcfce7;
  --warn: #b45309;
  --warn-soft: #fef3c7;
  --danger: #b91c1c;
  --danger-soft: #fee2e2;
  --shadow-sm: 0 1px 2px rgba(15, 23, 42, .06);
  --shadow-md: 0 4px 12px rgba(15, 23, 42, .08);
  --radius: 12px;
  --radius-sm: 8px;
}

* { box-sizing: border-box; }
html, body { -webkit-text-size-adjust: 100%; }

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  margin: 0;
  padding: 16px;
  background: var(--bg);
  color: var(--text);
  line-height: 1.5;
}

.page { max-width: 720px; margin: 0 auto; }

h1 {
  text-align: center;
  font-weight: 600;
  font-size: clamp(1.25rem, 4vw, 1.75rem);
  margin: 16px 0 4px;
}

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  padding: 16px;
}

.nav-links {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 8px;
  margin: 12px 0;
}

.nav-links a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 8px 14px;
  min-height: 38px;
  text-decoration: none;
  color: var(--accent-strong);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 999px;
  font-size: 0.9rem;
  font-weight: 500;
  box-shadow: var(--shadow-sm);
  transition: background-color .2s, border-color .2s;
}

.nav-links a:hover {
  background: var(--accent-soft);
  border-color: var(--accent);
}