:root {
  --navy: #0B1220;
  --panel: #131B2C;
  --cobalt: #1E56E0;
  --cobalt-light: #3B82F6;
  --muted: #8B93A7;
  --border: #1F2942;
}
* { box-sizing: border-box; }
html, body {
  margin: 0;
  background: var(--navy);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
  color: #fff;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }

.glow {
  position: fixed;
  width: 780px;
  height: 520px;
  border-radius: 50%;
  background: radial-gradient(ellipse at center, rgba(59,130,246,0.55) 0%, rgba(30,86,224,0.22) 45%, rgba(30,86,224,0) 72%);
  top: -160px;
  left: 50%;
  transform: translateX(-50%);
  transition: top 0.9s cubic-bezier(.22,.61,.36,1), left 0.9s cubic-bezier(.22,.61,.36,1),
              width 0.9s ease, height 0.9s ease;
  pointer-events: none;
  z-index: 0;
  will-change: transform, opacity, top;
}
.content { position: relative; z-index: 2; }

/* ---- Nav ---- */
nav {
  position: sticky; top: 0; z-index: 20;
  display: flex; justify-content: space-between; align-items: center;
  padding: 18px 56px;
  background: rgba(11,18,32,0.72);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}
.brand { display: flex; align-items: center; gap: 10px; font-weight: 600; font-size: 15px; letter-spacing: 0.02em; }
.logo-mark { width: 22px; height: 18px; }
.logo-mark img { width: 100%; height: 100%; object-fit: contain; }
.navlinks { display: flex; gap: 4px; font-size: 12px; letter-spacing: 0.04em; }
.navlinks a {
  color: #7C869B; font-size: 12px; letter-spacing: 0.04em;
  text-transform: uppercase; padding: 8px 14px; border-radius: 100px;
  transition: color 0.25s ease, background 0.25s ease;
}
.navlinks a.active { color: #fff; background: rgba(255,255,255,0.08); }
.navlinks a:hover { color: #fff; }
.nav-right { display: flex; align-items: center; gap: 18px; }
.lang-switch {
  color: #7C869B; font-size: 11px; letter-spacing: 0.04em; font-weight: 600;
  padding: 6px 9px; border-radius: 100px; transition: color 0.25s ease, background 0.25s ease;
}
.lang-switch:hover { color: #fff; background: rgba(255,255,255,0.06); }
.cta-nav {
  border: 1px solid #2A3550; padding: 8px 20px; border-radius: 100px; font-size: 12px;
  font-weight: 600; color: #fff; background: none;
}
.cta-nav:hover { border-color: var(--cobalt-light); }
.nav-toggle { display: none; background: none; border: none; color: #fff; font-size: 22px; cursor: pointer; }

@media (max-width: 760px) {
  nav { padding: 16px 20px; }
  .navlinks { display: none; position: absolute; top: 100%; left: 0; right: 0; background: var(--navy); border-bottom: 1px solid var(--border); flex-direction: column; padding: 8px 20px 16px; gap: 2px; }
  .navlinks.open { display: flex; }
  .navlinks a { padding: 12px 8px; }
  .nav-toggle { display: block; }
}

/* ---- Shared type / buttons ---- */
.btn-primary {
  display: inline-block; background: var(--cobalt); color: #fff; padding: 15px 32px;
  border-radius: 6px; font-size: 13px; font-weight: 600; border: none; cursor: pointer;
  font-family: inherit; letter-spacing: 0.02em;
}
.btn-primary:hover { background: var(--cobalt-light); }
.btn-secondary {
  display: inline-block; background: none; border: 1px solid var(--border); color: #fff;
  padding: 14px 30px; border-radius: 6px; font-size: 13px; font-weight: 600; cursor: pointer;
  font-family: inherit;
}
.eyebrow { font-size: 11px; font-weight: 600; letter-spacing: 0.18em; text-transform: uppercase; color: var(--cobalt-light); margin-bottom: 22px; }
.page-head { text-align: center; padding: 88px 24px 56px; }
.page-head h1 { font-size: 36px; font-weight: 500; margin-bottom: 12px; letter-spacing: -0.01em; }
.page-head p { font-size: 15px; color: var(--muted); max-width: 480px; margin: 0 auto; line-height: 1.6; }

section { padding: 0 24px; }
.section-inner { max-width: 980px; margin: 0 auto; }

/* ---- Hero ---- */
.hero { text-align: center; padding: 96px 24px 80px; }
.hero h1 { font-size: 46px; line-height: 1.25; font-weight: 500; max-width: 640px; margin: 0 auto 22px; letter-spacing: -0.01em; }
.hero h1 b { font-weight: 600; color: var(--cobalt-light); }
.hero p.sub { font-size: 16px; color: var(--muted); max-width: 440px; margin: 0 auto 36px; line-height: 1.7; }
.divider { width: 32px; height: 1px; background: var(--border); margin: 64px auto; }
.trio { display: flex; justify-content: center; gap: 64px; flex-wrap: wrap; }
.trio div b { display: block; font-size: 26px; font-weight: 500; margin-bottom: 4px; }
.trio div span { font-size: 11px; color: #6E7893; letter-spacing: 0.04em; text-transform: uppercase; }

.steps { max-width: 900px; margin: 40px auto 0; padding: 0 24px; text-align: center; }
.steps h2 { font-size: 28px; font-weight: 500; margin-bottom: 56px; }
.step-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 32px; text-align: left; }
.step { border-top: 1px solid var(--border); padding-top: 18px; }
.step .n { font-size: 12px; color: var(--cobalt-light); font-weight: 600; margin-bottom: 10px; }
.step b { display: block; font-size: 15px; margin-bottom: 8px; }
.step span { font-size: 13px; color: var(--muted); line-height: 1.6; }

.final-cta { text-align: center; max-width: 640px; margin: 40px auto 0; padding: 72px 24px 96px; }
.final-cta h2 { font-size: 28px; font-weight: 500; margin-bottom: 16px; }
.final-cta p { font-size: 14px; color: var(--muted); margin-bottom: 28px; }

/* ---- Fonctionnalités ---- */
.feat-icon { font-size: 20px; color: var(--cobalt-light); margin-bottom: 16px; }

.mock {
  background: rgba(255,255,255,0.035); border: 1px solid var(--border); border-radius: 16px;
  display: flex; align-items: center; justify-content: center; color: #3E4A63;
  font-size: 12px; letter-spacing: 0.04em; text-transform: uppercase; overflow: hidden;
}
.mock img { width: 100%; height: 100%; object-fit: contain; display: block; }

.feature-list { max-width: 760px; margin: 0 auto; padding: 20px 24px 40px; }
.feature-block { padding: 60px 0; border-top: 1px solid var(--border); }
.feature-block:first-child { border-top: none; padding-top: 0; }
.feature-block h2 { font-size: 24px; font-weight: 500; margin-bottom: 14px; letter-spacing: -0.005em; }
.feature-block p { font-size: 15px; color: var(--muted); line-height: 1.75; max-width: 600px; margin-bottom: 32px; }
.feature-block .mock { width: 100%; max-width: 360px; aspect-ratio: 500 / 686; height: auto; margin: 0 auto; }

@media (max-width: 760px) {
  .step-grid { grid-template-columns: 1fr; }
  .hero h1, .page-head h1 { font-size: 32px; }
  .trio { gap: 32px; }
  .feature-block { padding: 44px 0; }
  .feature-block .mock { max-width: 300px; }
}

/* ---- Tarifs ---- */
.price-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; max-width: 640px; margin: 0 auto; padding: 0 24px; }
.price-card { background: rgba(255,255,255,0.035); border: 1px solid var(--border); border-radius: 12px; padding: 30px 28px; text-align: center; }
.price-card.featured { border: 1px solid var(--cobalt-light); }
.price-card .badge { font-size: 10px; font-weight: 600; letter-spacing: 0.06em; text-transform: uppercase; color: var(--cobalt-light); margin-bottom: 12px; }
.price-card b.plan { display: block; font-size: 13px; color: var(--muted); margin-bottom: 10px; text-transform: uppercase; letter-spacing: 0.04em; }
.price-card .amount { font-size: 32px; font-weight: 600; margin-bottom: 4px; }
.price-card .amount span { font-size: 12px; color: #6E7893; font-weight: 400; }
.price-card .note { font-size: 12px; color: #6E7893; margin-bottom: 22px; }
.price-features { list-style: none; margin: 0 0 26px; padding: 0; text-align: left; }
.price-features li { font-size: 13px; color: #C9D0DE; padding: 9px 0; border-top: 1px solid var(--border); }
.price-features li:first-child { border-top: none; }
.trust-line { text-align: center; font-size: 12px; color: #6E7893; margin: 32px 0 0; }
@media (max-width: 760px) { .price-grid { grid-template-columns: 1fr; } }

.compare { max-width: 760px; margin: 96px auto 0; padding: 0 24px 100px; }
.compare h2 { text-align: center; font-size: 28px; font-weight: 500; margin-bottom: 40px; }
.compare > p { text-align: center; font-size: 14px; color: var(--muted); margin-bottom: 40px; }
table.compare-table { width: 100%; border-collapse: collapse; font-size: 13px; }
table.compare-table th, table.compare-table td { padding: 14px 12px; border-bottom: 1px solid var(--border); text-align: center; }
table.compare-table th { color: var(--muted); font-weight: 500; font-size: 12px; text-transform: uppercase; letter-spacing: 0.03em; }
table.compare-table td:first-child, table.compare-table th:first-child { text-align: left; color: #fff; }
table.compare-table th.hl { color: var(--cobalt-light); }
table.compare-table .yes { color: #4ADE80; }
table.compare-table .no { color: #6E7893; }

/* ---- FAQ ---- */
.faq-list { max-width: 680px; margin: 0 auto; padding: 0 24px 120px; }
.faq-item { border-bottom: 1px solid var(--border); }
.faq-q { width: 100%; text-align: left; background: none; border: none; color: #fff; font-size: 15px; font-weight: 500; padding: 20px 4px; cursor: pointer; display: flex; justify-content: space-between; align-items: center; font-family: inherit; }
.faq-q .chev { transition: transform 0.3s ease; color: #6E7893; font-size: 18px; }
.faq-item.open .faq-q .chev { transform: rotate(45deg); }
.faq-a { max-height: 0; overflow: hidden; transition: max-height 0.35s ease; font-size: 13px; color: var(--muted); line-height: 1.7; }
.faq-item.open .faq-a { max-height: 260px; padding: 0 4px 20px; }

/* ---- À propos ---- */
.about { max-width: 680px; margin: 0 auto; padding: 0 24px 100px; }
.about p { font-size: 15px; color: #C9D0DE; line-height: 1.85; margin-bottom: 22px; }
.about .signature { font-size: 13px; color: var(--muted); margin-top: 40px; }

/* ---- Contact ---- */
.contact-wrap { max-width: 520px; margin: 0 auto; padding: 0 24px 120px; }
.form-row { margin-bottom: 18px; }
.form-row label { display: block; font-size: 12px; color: var(--muted); margin-bottom: 6px; text-transform: uppercase; letter-spacing: 0.04em; }
.form-row input, .form-row textarea {
  width: 100%; padding: 12px 14px; border-radius: 8px; font-size: 14px;
  background: rgba(255,255,255,0.05); border: 1px solid var(--border); color: #fff; font-family: inherit;
}
.form-row textarea { resize: vertical; min-height: 120px; }
.form-row input:focus, .form-row textarea:focus { outline: none; border-color: var(--cobalt-light); }
.contact-alt { text-align: center; font-size: 13px; color: var(--muted); margin-top: 28px; }
.form-msg { font-size: 13px; color: var(--cobalt-light); margin-top: 14px; min-height: 16px; }

/* ---- Footer ---- */
footer { border-top: 1px solid var(--border); padding: 56px 56px 32px; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1.2fr; gap: 32px; max-width: 1080px; margin: 0 auto 40px; }
.footer-brand .brand { margin-bottom: 12px; }
.footer-brand p { font-size: 13px; color: var(--muted); line-height: 1.6; max-width: 260px; }
.footer-col b { display: block; font-size: 12px; text-transform: uppercase; letter-spacing: 0.04em; color: var(--muted); margin-bottom: 14px; }
.footer-col a { display: block; font-size: 13px; color: #C9D0DE; margin-bottom: 10px; }
.footer-col a:hover { color: #fff; }
.newsletter input { width: 100%; padding: 10px 12px; border-radius: 6px; font-size: 13px; background: rgba(255,255,255,0.05); border: 1px solid var(--border); color: #fff; font-family: inherit; margin-bottom: 8px; }
.newsletter button { width: 100%; }
.footer-bottom { max-width: 1080px; margin: 0 auto; padding-top: 24px; border-top: 1px solid var(--border); display: flex; justify-content: space-between; font-size: 12px; color: #6E7893; flex-wrap: wrap; gap: 8px; }
@media (max-width: 760px) {
  footer { padding: 40px 24px 24px; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}