:root {
  --bg: #0b0f14;
  --bg-alt: #10161d;
  --card: #141b24;
  --line: #1f2a36;
  --text: #e6edf3;
  --muted: #8b98a5;
  --accent: #3ddc97;
  --warn: #f5b74f;
  --mono: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
}
a { color: inherit; text-decoration: none; }
.wrap { max-width: 1100px; margin: 0 auto; padding: 0 16px; }
.narrow { max-width: 640px; }
.accent { color: var(--accent); }
.dim { color: var(--muted); }

/* Nav */
.nav {
  position: sticky; top: 0; z-index: 10;
  background: rgba(11, 15, 20, .85);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line);
}
.nav-inner { display: flex; align-items: center; justify-content: space-between; height: 64px; }
.logo { font-family: var(--mono); font-weight: 700; font-size: 1.2rem; display: flex; align-items: center; gap: 8px; }
.nav nav { display: flex; gap: 24px; align-items: center; }
.nav nav a { color: var(--muted); font-size: .95rem; }
.nav nav a:hover { color: var(--text); }

/* Buttons */
.btn {
  display: inline-block;
  background: var(--accent); color: #04140c !important;
  font-weight: 600; padding: 12px 22px; border-radius: 8px; border: 0;
  cursor: pointer; font-size: 1rem; transition: transform .15s;
}
.btn:hover { transform: translateY(-1px); }
.btn-small { padding: 8px 14px; font-size: .9rem; }
.btn-ghost { background: transparent; color: var(--text) !important; border: 1px solid var(--line); }

/* Hero */
.hero { padding: 96px 0 80px; }
.tag { font-family: var(--mono); color: var(--accent); font-size: .85rem; margin-bottom: 16px; }
h1 { font-size: clamp(2.2rem, 5vw, 3.6rem); line-height: 1.1; margin-bottom: 20px; }
.lead { color: var(--muted); font-size: 1.15rem; max-width: 620px; margin-bottom: 32px; }
.cta { display: flex; gap: 12px; flex-wrap: wrap; margin-bottom: 48px; }
.terminal {
  font-family: var(--mono); font-size: .9rem;
  background: var(--card); border: 1px solid var(--line); border-radius: 10px;
  padding: 20px; max-width: 620px; overflow-x: auto; white-space: pre;
}
.ok { color: var(--accent); }
.warn { color: var(--warn); }

/* Sections */
.section { padding: 88px 0; }
.section.alt { background: var(--bg-alt); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
h2 { font-size: 2rem; margin-bottom: 12px; }
.sub { color: var(--muted); margin-bottom: 40px; }
.section p + p { margin-top: 16px; }

.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 20px; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: 12px; padding: 28px; transition: border-color .2s; }
.card:hover { border-color: var(--accent); }
.card .icon { font-family: var(--mono); color: var(--accent); margin-bottom: 12px; }
.card h3 { margin-bottom: 8px; }
.card p { color: var(--muted); font-size: .95rem; }

.split { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: start; }
.split p { color: var(--muted); }
.split p strong { color: var(--text); }
.points { list-style: none; display: grid; gap: 14px; }
.points li { background: var(--card); border: 1px solid var(--line); border-left: 3px solid var(--accent); border-radius: 8px; padding: 16px 18px; }
.points strong { display: block; }
.points span { color: var(--muted); font-size: .95rem; }

.about p { color: var(--muted); max-width: 760px; }
.about p strong { color: var(--text); }
.stats { display: flex; gap: 20px; margin-top: 40px; flex-wrap: wrap; }
.stats div { flex: 1; min-width: 160px; background: var(--card); border: 1px solid var(--line); border-radius: 12px; padding: 24px; }
.num { display: block; font-size: 1.6rem; font-weight: 700; color: var(--accent); }
.lbl { color: var(--muted); font-size: .9rem; }

/* Form */
.form { display: grid; gap: 16px; }
.form label { display: grid; gap: 6px; font-size: .9rem; color: var(--muted); }
.form input, .form textarea {
  font: inherit; color: var(--text);
  background: var(--card); border: 1px solid var(--line); border-radius: 8px; padding: 12px;
}
.form input:focus, .form textarea:focus { outline: 2px solid var(--accent); outline-offset: 0; border-color: transparent; }
.form .btn { justify-self: start; }
.form-msg { color: var(--accent); }
.form-msg.err { color: var(--warn); }

/* Footer */
.footer { padding: 32px 0; border-top: 1px solid var(--line); font-size: .9rem; }
.footer-inner { display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap; color: var(--muted); }

@media (max-width: 760px) {
  .nav nav a:not(.btn) { display: none; }
  .split { grid-template-columns: 1fr; }
  .hero { padding: 64px 0 56px; }
  .section { padding: 64px 0; }
}

/* Page mentions légales */
.legal { padding: 64px 0; }
.legal h1 { font-size: 2rem; margin-bottom: 32px; }
.legal h2 { font-size: 1.3rem; margin: 32px 0 8px; }
.legal p, .legal li { color: var(--muted); }
.legal ul { padding-left: 20px; }
.legal a { color: var(--accent); }
.legal .legal-gap { margin-top: 56px; }