@import url('https://fonts.googleapis.com/css2?family=Manrope:wght@400;500;600;700;800&display=swap');

:root {
  --bg: #050e1a;
  --bg2: #0b1f34;
  --ink: #f4f8ff;
  --muted: #b3c4d8;
  --muted-soft: #8ea3ba;
  --cyan: #47ddff;
  --cyan-soft: #7af0ff;
  --blue: #2f7bff;
  --violet: #7c5cff;
  --amber: #f2c14e;
  --green: #34d399;
  --card: rgba(255, 255, 255, 0.045);
  --card-soft: rgba(255, 255, 255, 0.03);
  --line: rgba(122, 240, 255, 0.16);
  --line-strong: rgba(122, 240, 255, 0.32);
  --radius: 24px;
  --shadow: 0 30px 80px rgba(0, 0, 0, 0.4);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  min-height: 100vh;
  margin: 0;
  color: var(--ink);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  font-family: Manrope, Inter, system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
  background:
    radial-gradient(60% 45% at 84% 6%, rgba(47, 123, 255, .2), transparent 60%),
    radial-gradient(55% 45% at 6% 92%, rgba(71, 221, 255, .12), transparent 60%),
    radial-gradient(45% 40% at 50% 40%, rgba(124, 92, 255, .08), transparent 65%),
    linear-gradient(160deg, #071527, var(--bg) 46%, #03080f);
  background-attachment: fixed;
}

body::before {
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  content: "";
  background:
    linear-gradient(rgba(255, 255, 255, 0.02) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.016) 1px, transparent 1px);
  background-size: 130px 130px;
  opacity: .5;
}

a { color: var(--cyan-soft); text-decoration: none; transition: color .2s; }
a:hover { color: var(--cyan); }
img { display: block; max-width: 100%; }
::selection { background: rgba(71, 221, 255, .35); }

.wrap {
  position: relative;
  width: min(1000px, calc(100% - 40px));
  margin: 0 auto;
}

/* ---------- header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  padding: 16px 0 14px;
  border-bottom: 1px solid rgba(122, 240, 255, .12);
  background: rgba(5, 14, 26, .74);
  backdrop-filter: blur(16px);
}
.site-header .wrap { display: flex; flex-direction: column; }

.brand { display: flex; gap: 11px; align-items: center; }
.logo {
  width: 40px; height: 40px; border-radius: 12px; object-fit: cover;
  box-shadow: 0 6px 22px rgba(52, 211, 153, .28);
}
.brand-title { margin: 0; font-size: 21px; font-weight: 800; letter-spacing: -.02em; white-space: nowrap; }
.accent { color: var(--cyan); }

.nav { display: flex; flex-wrap: wrap; gap: 9px; margin-top: 14px; }
.nav a {
  padding: 8px 14px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--card);
  color: var(--muted);
  font-size: 13.5px; font-weight: 600;
  transition: border-color .2s, color .2s, background .2s;
}
.nav a:hover { border-color: var(--line-strong); color: var(--ink); }
.nav a[aria-current="page"] {
  border-color: var(--line-strong);
  background: rgba(71, 221, 255, .14);
  color: #fff;
}

/* ---------- hero ---------- */
.hero { padding: 56px 0 20px; }
.badge {
  display: inline-flex; align-items: center;
  padding: 8px 16px;
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  background: rgba(71, 221, 255, .07);
  color: var(--cyan-soft);
  font-weight: 700; font-size: 13px; letter-spacing: .5px; text-transform: uppercase;
}
h1.page-title {
  max-width: 900px;
  margin: 20px 0 16px;
  font-size: clamp(36px, 6vw, 60px);
  line-height: 1.02;
  font-weight: 800;
  letter-spacing: -.04em;
}
h1.page-title .accent {
  background: linear-gradient(100deg, var(--cyan) 8%, var(--cyan-soft) 45%, var(--amber) 95%);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.lead { max-width: 760px; color: var(--muted); font-size: clamp(17px, 2.2vw, 21px); line-height: 1.5; }

/* ---------- grille (accueil légal) ---------- */
.grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
  margin-top: 30px;
}
.tile {
  display: block;
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(150deg, var(--card), var(--card-soft));
  box-shadow: var(--shadow);
  transition: transform .32s, border-color .32s, box-shadow .32s;
}
.tile:hover { transform: translateY(-8px); border-color: var(--line-strong); box-shadow: 0 34px 80px rgba(0,0,0,.45); }
.tile strong { display: block; margin-bottom: 8px; color: var(--ink); font-size: 17px; font-weight: 800; }
.tile p { margin: 0; color: var(--muted); font-size: 14px; line-height: 1.5; }

/* ---------- contenu ---------- */
main { padding: 22px 0 40px; }
.content-card {
  position: relative;
  margin: 16px 0;
  padding: 30px 32px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(150deg, var(--card), var(--card-soft));
  box-shadow: var(--shadow);
}
.content-card h2 {
  margin: 0 0 14px;
  padding-left: 16px;
  position: relative;
  color: var(--ink);
  font-size: clamp(21px, 3vw, 27px);
  line-height: 1.15;
  letter-spacing: -.02em;
}
.content-card h2::before {
  content: "";
  position: absolute; left: 0; top: 4px; bottom: 4px;
  width: 4px; border-radius: 4px;
  background: linear-gradient(180deg, var(--cyan), var(--blue));
}

p, li { color: var(--muted); font-size: 16px; line-height: 1.7; }
.content-card p { margin: 0 0 12px; }
.content-card p:last-child { margin-bottom: 0; }
strong { color: var(--muted-soft); }
.content-card strong { color: var(--ink); }
ul, ol { padding-left: 22px; margin: 0 0 12px; }
li { margin-bottom: 6px; }

.meta, .small { color: var(--muted-soft); font-size: 14px; }
.meta { margin-top: 14px; }

.notice {
  padding: 15px 18px;
  border-left: 4px solid var(--cyan);
  border-radius: 14px;
  background: rgba(71, 221, 255, .08);
  color: var(--ink);
}
.warning { border-left-color: var(--amber); background: rgba(242, 193, 78, .1); }

/* ---------- footer ---------- */
.site-footer {
  border-top: 1px solid rgba(122, 240, 255, .12);
  padding: 30px 0 46px;
  color: var(--muted-soft);
}
.site-footer .small { margin: 4px 0; }

@media (max-width: 760px) {
  .grid { grid-template-columns: 1fr; }
  .content-card { padding: 24px 20px; }
  .hero { padding-top: 40px; }
}