/* ============================================================
   MATHESSAF — feuille de style des pages légales
   Partagée par politique-de-confidentialite.html et
   conditions-utilisation.html
   ============================================================ */
:root{
  --navy-900:#050d20;
  --navy-850:#071129;
  --line:rgba(255,255,255,.09);
  --line-strong:rgba(255,255,255,.16);
  --orange:#ff9a1f;
  --orange-dark:#f5820a;
  --cyan:#22b8ce;
  --cyan-light:#4ad3e6;
  --text:#ffffff;
  --text-soft:#b9c4dc;
  --text-dim:#8794b0;
  --font:-apple-system,BlinkMacSystemFont,"SF Pro Display","Segoe UI",system-ui,"Helvetica Neue",Arial,sans-serif;
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;font-family:var(--font);background:var(--navy-900);color:var(--text);
  line-height:1.7;-webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:var(--cyan-light);text-decoration:none}
a:hover{text-decoration:underline}
.wrap{width:100%;max-width:820px;margin:0 auto;padding:0 24px}

/* ---------- Navigation ---------- */
.nav{
  position:sticky;top:0;z-index:50;
  backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);
  background:rgba(5,13,32,.85);border-bottom:1px solid var(--line);
}
.nav-in{
  width:100%;max-width:1160px;margin:0 auto;padding:0 24px;
  display:flex;align-items:center;justify-content:space-between;height:70px;gap:16px;
}
.brand{display:flex;align-items:center;gap:11px;font-weight:800;font-size:1.1rem;letter-spacing:-.02em;color:#fff;min-width:0}
.brand:hover{text-decoration:none}
.brand img{width:32px;height:32px;border-radius:9px;flex:0 0 auto}
.brand .b2{color:var(--cyan-light)}
.back{
  color:var(--text-soft);font-size:.92rem;font-weight:500;
  border:1px solid var(--line-strong);border-radius:999px;padding:9px 18px;
  transition:.22s;white-space:nowrap;flex:0 0 auto;
}
.back:hover{color:#fff;border-color:var(--text-dim);text-decoration:none}

/* ---------- En-tête du document ---------- */
.doc-head{padding:clamp(48px,8vw,84px) 0 clamp(28px,4vw,44px);border-bottom:1px solid var(--line)}
.doc-head h1{
  font-size:clamp(1.9rem,4.6vw,2.9rem);font-weight:800;letter-spacing:-.03em;
  line-height:1.15;margin:0 0 16px;
}
.doc-head .maj{color:var(--text-dim);font-size:.92rem;margin:0}
.grad{
  background:linear-gradient(100deg,var(--orange) 0%,#ffc046 45%,var(--cyan-light) 100%);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}

/* ---------- Corps du document ---------- */
.doc{padding:clamp(36px,6vw,60px) 0 clamp(60px,9vw,110px)}
.doc .intro{color:var(--text-soft);font-size:1.03rem;margin:0 0 40px}
.doc section{margin-bottom:40px}
.doc h2{
  font-size:1.22rem;font-weight:800;letter-spacing:-.02em;margin:0 0 16px;
  display:flex;align-items:baseline;gap:12px;
}
.doc h2 .n{
  color:var(--orange);font-size:.95rem;font-weight:800;flex:0 0 auto;
  font-variant-numeric:tabular-nums;
}
.doc p{margin:0 0 16px;color:var(--text-soft)}
.doc p:last-child{margin-bottom:0}
.doc ul{margin:0 0 16px;padding:0;list-style:none;display:grid;gap:11px}
.doc li{display:flex;gap:13px;align-items:flex-start;color:var(--text-soft)}
.doc li::before{
  content:"";flex:0 0 6px;height:6px;border-radius:50%;margin-top:11px;
  background:linear-gradient(135deg,var(--orange),var(--cyan));
}
.doc strong{color:#fff;font-weight:700}

.callout{
  background:rgba(255,154,31,.07);border:1px solid rgba(255,154,31,.28);
  border-radius:14px;padding:20px 22px;margin:0 0 16px;
}
.callout p{margin:0;color:var(--text-soft)}

/* ---------- Pied de page ---------- */
footer{border-top:1px solid var(--line);padding:44px 0 40px;background:var(--navy-850)}
.foot-in{
  width:100%;max-width:1160px;margin:0 auto;padding:0 24px;
  display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;
  font-size:.88rem;color:var(--text-dim);
}
.foot-links{display:flex;gap:22px;flex-wrap:wrap}
.foot-links a{color:var(--text-soft)}

@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms!important;transition-duration:.001ms!important}
}