:root {
  --primary: #6c63ff;
  --primary-strong: #5a50f0;
  --primary-light: #eef0ff;
  --tint: #ede9ff;
  --bg: #fbfaff;
  --surface: #ffffff;
  --text: #1f1d2b;
  --text-muted: #6b6a7a;
  --border: #e6e3f5;
  --shadow: 0 10px 30px rgba(108, 99, 255, 0.12);
  --radius: 22px;
}

@media (prefers-color-scheme: dark) {
  :root {
    --primary: #8f88ff;
    --primary-strong: #a49eff;
    --primary-light: #2a2747;
    --tint: #24213a;
    --bg: #15141f;
    --surface: #1d1b2b;
    --text: #f1f0f7;
    --text-muted: #a9a7bb;
    --border: #302d47;
    --shadow: 0 10px 30px rgba(0, 0, 0, 0.35);
  }
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: 'Nunito', system-ui, -apple-system, 'Segoe UI', sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; height: auto; display: block; }

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

.container { width: min(1080px, 100% - 32px); margin-inline: auto; }

/* ── Header ─────────────────────────────────────────────── */
.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: color-mix(in srgb, var(--bg) 85%, transparent);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}
.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  font-size: 1.35rem;
  color: var(--text);
  text-decoration: none;
}
.brand img { width: 40px; height: 40px; }
.site-nav { display: flex; gap: 22px; }
.site-nav a {
  color: var(--text-muted);
  text-decoration: none;
  font-weight: 700;
  font-size: 0.95rem;
}
.site-nav a:hover { color: var(--primary); }
@media (max-width: 640px) { .site-nav { display: none; } }

/* ── Hero ───────────────────────────────────────────────── */
.hero {
  background: radial-gradient(ellipse at top, var(--tint), transparent 70%);
  padding: 56px 0 40px;
}
.hero .container {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  align-items: center;
  gap: 32px;
}
.eyebrow {
  display: inline-block;
  background: var(--primary-light);
  color: var(--primary);
  font-weight: 800;
  font-size: 0.85rem;
  padding: 6px 14px;
  border-radius: 999px;
  margin-bottom: 18px;
}
.hero h1 {
  font-size: clamp(2.1rem, 5vw, 3.3rem);
  line-height: 1.12;
  font-weight: 900;
  margin: 0 0 18px;
}
.hero h1 span { color: var(--primary); }
.hero p.lead {
  font-size: 1.15rem;
  color: var(--text-muted);
  margin: 0 0 28px;
  max-width: 34em;
}
.hero-art img { width: 100%; max-width: 480px; margin-inline: auto; }
@media (max-width: 820px) {
  .hero { padding-top: 32px; }
  .hero .container { grid-template-columns: 1fr; text-align: center; }
  .hero p.lead { margin-inline: auto; }
  .hero-art { order: -1; }
  .hero-art img { max-width: 300px; }
  .cta-row { justify-content: center; }
}

.cta-row { display: flex; flex-wrap: wrap; gap: 12px; align-items: center; }
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 22px;
  border-radius: 16px;
  font-weight: 800;
  font-size: 1rem;
  text-decoration: none;
  border: 2px solid transparent;
}
.btn-primary { background: var(--primary); color: #fff; }
.btn-primary:hover { background: var(--primary-strong); }
.btn-soon { background: var(--surface); color: var(--text); border-color: var(--border); cursor: default; }
.btn-soon small { display: block; font-size: 0.72rem; color: var(--text-muted); font-weight: 700; }
.btn-ghost { color: var(--primary); border-color: var(--primary-light); background: transparent; }

/* ── Sections ───────────────────────────────────────────── */
section { padding: 64px 0; }
.section-title { text-align: center; margin-bottom: 40px; }
.section-title h2 { font-size: clamp(1.7rem, 3.5vw, 2.3rem); font-weight: 900; margin: 0 0 8px; }
.section-title p { color: var(--text-muted); margin: 0; font-size: 1.05rem; }

.features {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}
@media (max-width: 720px) { .features { grid-template-columns: 1fr; } }
.feature {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  display: grid;
  grid-template-columns: 120px 1fr;
  gap: 18px;
  align-items: center;
  box-shadow: var(--shadow);
}
.feature img { width: 120px; }
.feature h3 { margin: 0 0 6px; font-size: 1.2rem; font-weight: 800; }
.feature p { margin: 0; color: var(--text-muted); }
@media (max-width: 420px) {
  .feature { grid-template-columns: 1fr; text-align: center; }
  .feature img { margin-inline: auto; }
}

.steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  counter-reset: step;
}
@media (max-width: 720px) { .steps { grid-template-columns: 1fr; } }
.step {
  background: var(--primary-light);
  border-radius: var(--radius);
  padding: 26px 22px;
  counter-increment: step;
}
.step::before {
  content: counter(step);
  display: grid;
  place-items: center;
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: var(--primary);
  color: #fff;
  font-weight: 900;
  margin-bottom: 12px;
}
.step h3 { margin: 0 0 6px; font-size: 1.1rem; font-weight: 800; }
.step p { margin: 0; color: var(--text-muted); }

.premium {
  background: var(--surface);
  border: 2px solid var(--primary);
  border-radius: 28px;
  padding: 36px;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 28px;
  align-items: center;
  box-shadow: var(--shadow);
}
.premium h2 { margin: 0 0 6px; font-size: 1.8rem; font-weight: 900; }
.premium > div > p { margin: 0 0 16px; color: var(--text-muted); }
.premium ul { margin: 0; padding: 0; list-style: none; display: grid; gap: 8px; }
.premium li { display: flex; gap: 10px; font-weight: 700; }
.premium li::before { content: '✦'; color: var(--primary); }
.premium img { width: 200px; }
@media (max-width: 720px) {
  .premium { grid-template-columns: 1fr; text-align: center; padding: 28px 22px; }
  .premium ul { justify-items: center; }
  .premium img { margin-inline: auto; width: 160px; }
}

/* ── Pages de contenu (suppression de compte...) ───────── */
.page { padding: 48px 0 64px; }
.page .container { max-width: 760px; }
.page h1 { font-size: clamp(1.8rem, 4vw, 2.4rem); font-weight: 900; margin: 0 0 12px; }
.page h2 { font-size: 1.3rem; font-weight: 800; margin: 36px 0 10px; }
.page p, .page li { color: var(--text-muted); }
.page strong { color: var(--text); }
.page ol, .page ul { padding-left: 1.3em; }
.page li { margin-bottom: 6px; }
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 22px 24px;
  margin: 18px 0;
}
.callout {
  background: var(--primary-light);
  border-radius: 16px;
  padding: 16px 20px;
  margin: 18px 0;
}
.callout p { margin: 0; color: var(--text); }
.page-illustration { width: 180px; margin: 0 auto 12px; }

/* ── Footer ─────────────────────────────────────────────── */
.site-footer {
  border-top: 1px solid var(--border);
  padding: 32px 0;
  color: var(--text-muted);
  font-size: 0.92rem;
}
.site-footer .container {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 16px;
}
.site-footer nav { display: flex; flex-wrap: wrap; gap: 18px; }
.site-footer a { color: var(--text-muted); text-decoration: none; font-weight: 700; }
.site-footer a:hover { color: var(--primary); }