/* KeyVault — vitrine. Autonome (Bootstrap facultatif). Aucune règle inline
   (CSP: style-src 'self'). */

:root {
  --ink: #0f172a;
  --fg: #1e293b;
  --muted: #64748b;
  --border: #e5e7eb;
  --bg-alt: #f8fafc;
  --indigo: #4f46e5;
  --indigo-d: #4338ca;
  --indigo-050: #eef2ff;
  --danger: #dc2626;
  --danger-050: #fef2f2;
  --ok: #059669;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  color: var(--fg);
  line-height: 1.65;
  background: #fff;
  -webkit-font-smoothing: antialiased;
}
h1, h2, h3 { line-height: 1.2; color: var(--ink); letter-spacing: -0.01em; }
h2 { font-size: clamp(24px, 3.4vw, 32px); margin: 0 0 10px; }
h3 { font-size: 17px; margin: 0 0 6px; }
p { margin: 0 0 14px; }
a { color: var(--indigo); text-decoration: none; }
a:hover { text-decoration: underline; }
code {
  font-family: ui-monospace, Consolas, Menlo, monospace; font-size: .88em;
  background: var(--indigo-050); color: var(--indigo-d); padding: 1px 5px; border-radius: 5px;
}

.s-container { max-width: 1080px; margin: 0 auto; padding: 0 24px; }

/* --- icônes SVG inline ------------------------------------------------ */
.ico { width: 1.15em; height: 1.15em; display: inline-block; vertical-align: -0.18em; }
.ico-sm { width: .95em; height: .95em; vertical-align: -0.08em; }
.s-icon {
  display: inline-flex; align-items: center; justify-content: center;
  width: 46px; height: 46px; border-radius: 12px;
  background: var(--indigo-050); color: var(--indigo);
  margin-bottom: 12px;
}
.s-icon .ico { width: 22px; height: 22px; }
.s-icon-danger { background: var(--danger-050); color: var(--danger); }

/* --- header --------------------------------------------------------- */
.s-header {
  position: sticky; top: 0; z-index: 20;
  background: rgba(255, 255, 255, .92);
  backdrop-filter: saturate(1.4) blur(8px);
  border-bottom: 1px solid var(--border);
}
.s-header-inner { display: flex; align-items: center; justify-content: space-between; gap: 16px; min-height: 64px; flex-wrap: wrap; }
.s-brand { font-weight: 800; font-size: 19px; color: var(--ink); }
.s-brand span { color: var(--indigo); }
.s-nav { display: flex; align-items: center; gap: 18px; flex-wrap: wrap; }
.s-nav a { color: var(--muted); font-size: 14px; font-weight: 500; }
.s-nav a:hover { color: var(--ink); text-decoration: none; }

/* --- boutons -------------------------------------------------------- */
.s-btn {
  display: inline-flex; align-items: center; gap: 7px;
  padding: 9px 17px; border-radius: 9px; font-weight: 600; font-size: 14px;
  border: 1px solid transparent; cursor: pointer; white-space: nowrap;
  transition: transform .12s ease, box-shadow .12s ease, background .12s ease;
}
.s-btn:hover { text-decoration: none; }
.s-btn-primary { background: var(--indigo); color: #fff; box-shadow: 0 6px 18px rgba(79, 70, 229, .28); }
.s-btn-primary:hover { background: var(--indigo-d); color: #fff; transform: translateY(-1px); }
.s-btn-ghost { border-color: var(--border); color: var(--ink); background: #fff; }
.s-btn-ghost:hover { background: var(--bg-alt); color: var(--ink); transform: translateY(-1px); }
.s-btn-lg { padding: 13px 26px; font-size: 15px; border-radius: 11px; }

/* --- hero ---------------------------------------------------------- */
.s-hero {
  background:
    radial-gradient(60% 90% at 15% 0%, rgba(124, 58, 237, .35), transparent 60%),
    radial-gradient(60% 80% at 90% 10%, rgba(56, 189, 248, .18), transparent 55%),
    linear-gradient(160deg, #1e1b4b 0%, #0f172a 70%);
  color: #e2e8f0; text-align: center; padding: 84px 0 72px;
}
.s-eyebrow {
  display: inline-block; font-size: 12px; font-weight: 700; letter-spacing: .08em;
  text-transform: uppercase; color: #a5b4fc;
  border: 1px solid rgba(165, 180, 252, .3); border-radius: 999px; padding: 5px 14px; margin: 0 0 22px;
}
.s-hero h1 { color: #fff; font-size: clamp(30px, 5.4vw, 50px); margin: 0 0 20px; }
.s-grad {
  background: linear-gradient(92deg, #a5b4fc, #67e8f9);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.s-lead { font-size: clamp(15px, 2vw, 19px); max-width: 720px; margin: 0 auto 30px; color: #cbd5e1; }
.s-lead strong { color: #fff; }
.s-hero-cta { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }
.s-hero-trust {
  list-style: none; margin: 40px 0 0; padding: 0;
  display: flex; gap: 12px 26px; justify-content: center; flex-wrap: wrap;
  font-size: 13px; color: #94a3b8;
}
.s-hero-trust li { display: inline-flex; align-items: center; gap: 8px; }
.s-hero-trust .ico { color: #818cf8; }

/* --- sections ---------------------------------------------------- */
.s-section { padding: 78px 0; }
.s-section-alt { background: var(--bg-alt); }
.s-section > .s-container > h2 { text-align: center; }
.s-section-lead { text-align: center; color: var(--muted); max-width: 640px; margin: 0 auto 40px; }

/* --- grilles de cartes ----------------------------------------- */
.s-cards { display: grid; gap: 20px; }
.s-cards-3 { grid-template-columns: repeat(3, 1fr); }
.s-cards-4 { grid-template-columns: repeat(4, 1fr); }
.s-card {
  background: #fff; border: 1px solid var(--border); border-radius: 14px; padding: 22px;
  transition: transform .14s ease, box-shadow .14s ease;
}
.s-card:hover { transform: translateY(-3px); box-shadow: 0 14px 34px rgba(15, 23, 42, .09); }
.s-card p { margin: 0; font-size: 14px; color: var(--muted); }
.s-card-plain { background: var(--bg-alt); }
.s-section-alt .s-card-plain { background: #fff; }

.s-tag {
  display: inline-block; font-size: 10px; font-weight: 700; letter-spacing: .04em;
  text-transform: uppercase; color: var(--indigo); background: var(--indigo-050);
  border-radius: 6px; padding: 2px 7px; margin-left: 4px; vertical-align: 1px;
}

/* --- comment ça marche -------------------------------------- */
.s-steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; margin-top: 34px; }
.s-step { position: relative; padding-top: 8px; }
.s-num {
  display: inline-flex; align-items: center; justify-content: center;
  width: 40px; height: 40px; border-radius: 999px;
  background: var(--indigo); color: #fff; font-weight: 800; font-size: 17px; margin-bottom: 14px;
}
.s-step p { margin: 0; font-size: 14px; color: var(--muted); }

/* --- listes à coche ------------------------------------------ */
.s-check { list-style: none; margin: 0 0 18px; padding: 0; }
.s-check li { display: flex; align-items: flex-start; gap: 10px; padding: 5px 0; font-size: 14px; }
.s-check .ico { color: var(--ok); flex: none; margin-top: 3px; }

/* --- intégration : 2 colonnes ------------------------------- */
.s-grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; align-items: start; }
.s-code {
  background: #0b1020; color: #e2e8f0; padding: 22px; border-radius: 14px;
  overflow-x: auto; font-size: 12.5px; line-height: 1.7;
  font-family: ui-monospace, Consolas, Menlo, monospace;
  border: 1px solid #1e293b;
}
.s-code code { background: none; color: inherit; padding: 0; font-size: inherit; }

/* --- tarifs ------------------------------------------------- */
.s-plans .s-plan {
  position: relative; background: #fff; border: 1px solid var(--border);
  border-radius: 16px; padding: 30px 24px; text-align: center;
}
.s-plan h3 { font-size: 18px; }
.s-plan .s-check { text-align: left; display: inline-block; margin: 14px 0 20px; }
.s-plan-featured {
  border-color: var(--indigo); box-shadow: 0 18px 44px rgba(79, 70, 229, .18);
}
.s-plan-tag {
  position: absolute; top: -12px; left: 50%; transform: translateX(-50%);
  background: var(--indigo); color: #fff; font-size: 11px; font-weight: 700;
  letter-spacing: .04em; text-transform: uppercase; border-radius: 999px; padding: 4px 12px;
}
.s-price { font-size: 32px; font-weight: 800; color: var(--ink); margin: 6px 0; }
.s-price span { font-size: 14px; font-weight: 500; color: var(--muted); }

/* --- CTA final -------------------------------------------- */
.s-cta-final {
  background: linear-gradient(160deg, #1e1b4b, #0f172a); color: #e2e8f0;
  text-align: center; padding: 72px 0;
}
.s-cta-final h2 { color: #fff; }
.s-cta-final p { color: #cbd5e1; margin-bottom: 26px; }

/* --- footer --------------------------------------------- */
.s-footer { border-top: 1px solid var(--border); padding: 30px 0; font-size: 13px; color: var(--muted); }
.s-footer-inner { display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; }
.s-footer nav { display: flex; gap: 18px; flex-wrap: wrap; }

/* --- doc (docs.html) ---------------------------------- */
.s-docs-fallback { padding: 56px 0; }

/* --- responsive -------------------------------------- */
@media (max-width: 960px) {
  .s-cards-3, .s-cards-4, .s-steps { grid-template-columns: repeat(2, 1fr); }
  .s-grid-2 { grid-template-columns: 1fr; }
}
@media (max-width: 620px) {
  .s-cards-3, .s-cards-4, .s-steps { grid-template-columns: 1fr; }
  .s-header-inner { min-height: 56px; }
  .s-nav { gap: 12px; font-size: 13px; }
  .s-section { padding: 56px 0; }
}