:root {
  /* Couleurs de la marque Wakilix : bleu marine du logo, turquoise du symbole. */
  --navy: #123058;
  --teal: #14b8a6;
  --bg: #ffffff;
  --bg-soft: #f4f8f8;
  --ink: #123058;
  --ink-soft: #52627a;
  --line: #dde5ea;
  --brand: #0f766e;
  --brand-ink: #ffffff;
  --radius: 14px;
  --max: 1080px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font: 16px/1.65 system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  -webkit-text-size-adjust: 100%;
}

a { color: var(--brand); }

.wrap {
  width: 100%;
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 20px;
}

/* En-tete */
.site-header {
  border-bottom: 1px solid var(--line);
  background: var(--bg);
  position: sticky;
  top: 0;
  z-index: 10;
}

.site-header .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  min-height: 68px;
}

.logo {
  display: inline-flex;
  align-items: center;
  text-decoration: none;
  line-height: 0;
}

.logo img { height: 34px; width: auto; display: block; }

.logo .logo-dark { display: none; }

.nav {
  display: flex;
  align-items: center;
  gap: 18px;
  flex-wrap: wrap;
}

.nav a {
  text-decoration: none;
  color: var(--ink-soft);
  font-size: 15px;
}

.nav a:hover { color: var(--ink); }

/* Le bouton garde sa couleur meme dans la navigation. */
.nav a.btn { color: #ffffff; }

.nav a.btn:hover { color: #ffffff; }

.btn {
  display: inline-block;
  background: var(--navy);
  color: #ffffff;
  padding: 11px 18px;
  border-radius: 10px;
  text-decoration: none;
  font-weight: 600;
  font-size: 15px;
}

.btn.ghost {
  background: transparent;
  color: var(--ink);
  border: 1px solid var(--line);
}

/* Sections */
.hero { padding: 56px 0 48px; }

.hero h1 strong { color: var(--teal); font-weight: 800; }

.card h3 { border-left: 3px solid var(--teal); padding-left: 10px; margin-left: -13px; }

.hero h1 {
  font-size: clamp(30px, 5vw, 46px);
  line-height: 1.15;
  letter-spacing: -0.03em;
  margin: 0 0 16px;
  max-width: 20ch;
}

.hero p.lead {
  font-size: 19px;
  color: var(--ink-soft);
  max-width: 62ch;
  margin: 0 0 28px;
}

.hero .actions { display: flex; gap: 12px; flex-wrap: wrap; }

section { padding: 48px 0; }

section h2 {
  font-size: clamp(22px, 3.4vw, 30px);
  letter-spacing: -0.02em;
  margin: 0 0 8px;
}

section p.sub {
  color: var(--ink-soft);
  margin: 0 0 28px;
  max-width: 68ch;
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 18px;
}

.card {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 22px;
  background: var(--bg);
}

.card h3 { margin: 0 0 8px; font-size: 17px; }

.card p { margin: 0; color: var(--ink-soft); font-size: 15px; }

.band { background: var(--bg-soft); border-block: 1px solid var(--line); }

/* Pages de texte */
.legal { padding: 44px 0 64px; }

.legal h1 { font-size: clamp(26px, 4vw, 34px); letter-spacing: -0.02em; margin: 0 0 6px; }

.legal .updated { color: var(--ink-soft); font-size: 15px; margin: 0 0 32px; }

.legal h2 { font-size: 20px; margin: 32px 0 8px; }

.legal h3 { font-size: 17px; margin: 22px 0 6px; }

.legal p, .legal li { color: var(--ink-soft); max-width: 74ch; }

.legal table {
  border-collapse: collapse;
  width: 100%;
  max-width: 74ch;
  margin: 14px 0;
  font-size: 15px;
}

.legal th, .legal td {
  border: 1px solid var(--line);
  padding: 9px 12px;
  text-align: left;
  vertical-align: top;
}

.legal th { background: var(--bg-soft); color: var(--ink); }

/* Pied de page */
.site-footer {
  border-top: 1px solid var(--line);
  padding: 32px 0 48px;
  color: var(--ink-soft);
  font-size: 15px;
}

.site-footer .wrap {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  flex-wrap: wrap;
}

.site-footer a { color: var(--ink-soft); text-decoration: none; margin-right: 16px; }

.site-footer a:hover { color: var(--ink); text-decoration: underline; }

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --navy: #0c1c33;
    --teal: #2dd4bf;
    --bg: #0b1420;
    --bg-soft: #101d2c;
    --ink: #eaf2f8;
    --ink-soft: #9fb1c4;
    --line: #1e2c3d;
    --brand: #2dd4bf;
    --brand-ink: #08121d;
  }

  :root:not([data-theme="light"]) .btn,
  :root:not([data-theme="light"]) .nav a.btn {
    background: var(--teal);
    color: #08121d;
  }

  :root:not([data-theme="light"]) .btn.ghost {
    background: transparent;
    color: var(--ink);
  }

  :root:not([data-theme="light"]) .logo .logo-light { display: none; }
  :root:not([data-theme="light"]) .logo .logo-dark { display: block; }
}

:root[data-theme="dark"] {
  --navy: #0c1c33;
  --teal: #2dd4bf;
  --bg: #0b1420;
  --bg-soft: #101d2c;
  --ink: #eaf2f8;
  --ink-soft: #9fb1c4;
  --line: #1e2c3d;
  --brand: #2dd4bf;
  --brand-ink: #08121d;
}