/* celestiel.online — feuille de style unique, auto-hébergée.
   Aucune police distante, aucune ressource tierce, aucun appel réseau externe. */

:root{
  color-scheme:light;
  --c-bg:#fbfcfe;
  --c-surface:#ffffff;
  --c-ink:#141b2d;
  --c-muted:#57617a;
  --c-line:#dde3ee;
  --c-soft:#f1f4fa;
  --c-brand:#2f4bb0;
  --c-brand-d:#1e3480;
  --c-accent:#c47411;
  --c-accent-soft:#fff6e9;
  --c-accent-line:#ecd2a6;
  --c-ok:#1d7a5f;
  --f-body:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,"Noto Sans",sans-serif;
  --f-mono:ui-monospace,SFMono-Regular,Menlo,Consolas,"Liberation Mono",monospace;
  --maxw:1180px;
  --readw:44rem;
  --radius:10px;
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--c-bg);
  color:var(--c-ink);
  font-family:var(--f-body);
  font-size:clamp(1rem,.97rem + .18vw,1.075rem);
  line-height:1.65;
  min-height:100vh;
  display:flex;
  flex-direction:column;
}
img,svg,video{max-width:100%;height:auto;display:block}
a{color:var(--c-brand);text-decoration:underline;text-underline-offset:2px}
a:hover{color:var(--c-brand-d)}
h1,h2,h3,h4{line-height:1.22;letter-spacing:-.012em;margin:0 0 .5em}
h1{font-size:clamp(1.85rem,1.4rem + 1.9vw,2.7rem);font-weight:800}
h2{font-size:clamp(1.3rem,1.13rem + .75vw,1.65rem);font-weight:700;margin-top:2.1em}
h3{font-size:clamp(1.08rem,1rem + .35vw,1.22rem);font-weight:700;margin-top:1.6em}
p,ul,ol{margin:0 0 1.05em}
ul,ol{padding-left:1.35em}
li{margin-bottom:.4em}
figure{margin:2em 0}
figcaption{
  margin-top:.65em;font-size:.88rem;color:var(--c-muted);
  border-left:3px solid var(--c-line);padding-left:.8em;
}
code{font-family:var(--f-mono);font-size:.9em;background:var(--c-soft);padding:.1em .35em;border-radius:4px}
hr{border:0;border-top:1px solid var(--c-line);margin:2.4em 0}

.visually-hidden{
  position:absolute;width:1px;height:1px;overflow:hidden;
  clip:rect(0 0 0 0);clip-path:inset(50%);white-space:nowrap;
}
.skip{
  position:absolute;left:-9999px;top:0;background:var(--c-brand);color:#fff;
  padding:.6em 1em;z-index:100;text-decoration:none;
}
.skip:focus{left:0}
:focus-visible{outline:3px solid var(--c-brand);outline-offset:2px}

/* ---------- Bandeau de transparence publicitaire (tout en haut) ---------- */
.ad-bar{
  background:#1b2a4e;color:#f3f6fc;
  font-size:.86rem;line-height:1.5;
  padding:.62em clamp(14px,3vw,40px);
  text-align:center;
}
.ad-bar strong{color:#ffd79a}
.ad-bar a{color:#cfe0ff}

/* ---------- En-tête ---------- */
.nav{
  display:flex;align-items:center;justify-content:space-between;
  gap:clamp(10px,2vw,24px);flex-wrap:wrap;
  padding:.85em clamp(14px,3vw,40px);
  border-bottom:1px solid var(--c-line);
  background:var(--c-surface);
}
.brand{
  display:inline-flex;align-items:baseline;gap:.5em;
  color:var(--c-ink);text-decoration:none;font-weight:800;
  font-size:1.12rem;letter-spacing:-.02em;
}
.brand span{color:var(--c-brand)}
.nav-links{display:flex;flex-wrap:wrap;gap:.35em 1.05em;font-size:.9rem}
.nav-links a{color:var(--c-muted);text-decoration:none}
.nav-links a:hover{color:var(--c-brand);text-decoration:underline}

/* ---------- Mise en page ---------- */
.wrap{
  flex:1 0 auto;width:100%;max-width:var(--maxw);margin:0 auto;
  padding:clamp(20px,3vw,40px) clamp(14px,3vw,40px);
  display:grid;gap:clamp(24px,3vw,44px);
  grid-template-columns:minmax(0,1fr);
}
@media (min-width:64rem){
  .wrap.has-rail{grid-template-columns:minmax(0,1fr) 20rem}
}
.main{min-width:0;max-width:var(--readw)}
.wrap.has-rail .main{max-width:none}
.page{max-width:var(--readw)}

/* ---------- Article ---------- */
.kicker{
  display:inline-block;font-size:.74rem;font-weight:700;letter-spacing:.09em;
  text-transform:uppercase;color:var(--c-brand);
  background:var(--c-soft);border:1px solid var(--c-line);
  padding:.3em .7em;border-radius:999px;margin-bottom:1em;
}
.byline{
  display:flex;flex-wrap:wrap;gap:.3em .9em;align-items:baseline;
  font-size:.9rem;color:var(--c-muted);
  margin:0 0 1.4em;padding-bottom:1.1em;border-bottom:1px solid var(--c-line);
}
.byline b{color:var(--c-ink);font-weight:600}
.chapeau{font-size:1.14em;color:#2b3550;line-height:1.6}

/* ---------- Encadré de divulgation ---------- */
.disclosure{
  background:var(--c-accent-soft);
  border:1px solid var(--c-accent-line);
  border-left:4px solid var(--c-accent);
  border-radius:var(--radius);
  padding:1em 1.15em;margin:0 0 1.8em;
  font-size:.94rem;line-height:1.6;
}
.disclosure h2,.disclosure p:first-child strong{color:#7c4a05}
.disclosure h2{font-size:1rem;margin:0 0 .45em;text-transform:uppercase;letter-spacing:.05em}
.disclosure p:last-child{margin-bottom:0}

.note{
  background:var(--c-soft);border:1px solid var(--c-line);
  border-radius:var(--radius);padding:1em 1.15em;margin:1.8em 0;font-size:.95rem;
}
.note p:last-child,.note ul:last-child{margin-bottom:0}
.note h3{margin-top:0}

/* ---------- Boutons d'affiliation ---------- */
.cta-block{
  border:1px solid var(--c-line);border-radius:var(--radius);
  background:var(--c-surface);padding:1.15em;margin:2em 0;
}
.cta-block > :first-child{margin-top:0}
.cta-label{
  display:inline-block;font-size:.7rem;font-weight:700;letter-spacing:.09em;
  text-transform:uppercase;color:#7c4a05;background:var(--c-accent-soft);
  border:1px solid var(--c-accent-line);border-radius:999px;
  padding:.24em .65em;margin-bottom:.7em;
}
.btn{
  display:block;width:100%;text-align:center;
  background:var(--c-brand);color:#fff;text-decoration:none;
  font-weight:700;font-size:1.02rem;
  padding:.85em 1.2em;border-radius:8px;
  border:1px solid var(--c-brand-d);
}
.btn:hover{background:var(--c-brand-d);color:#fff;text-decoration:none}
.btn .btn-tag{
  display:block;font-weight:600;font-size:.74rem;letter-spacing:.06em;
  text-transform:uppercase;opacity:.92;margin-top:.3em;
}
.btn-note{
  margin:.65em 0 0;font-size:.82rem;line-height:1.5;color:var(--c-muted);
}

/* ---------- Colonne latérale ---------- */
.rail{min-width:0}
.rail-box{
  border:1px solid var(--c-line);border-radius:var(--radius);
  background:var(--c-surface);padding:1.1em;margin-bottom:1.4em;
}
.rail-box h2{font-size:.95rem;margin:0 0 .7em;text-transform:uppercase;letter-spacing:.05em;color:var(--c-muted)}
.rail-box ol,.rail-box ul{margin:0;padding-left:1.2em;font-size:.92rem}
.rail-box li{margin-bottom:.45em}
@media (min-width:64rem){.rail-sticky{position:sticky;top:1.5rem}}

/* ---------- Tableaux ---------- */
.table-scroll{overflow-x:auto;margin:1.6em 0;border:1px solid var(--c-line);border-radius:var(--radius)}
table{border-collapse:collapse;width:100%;min-width:34rem;font-size:.93rem;background:var(--c-surface)}
caption{text-align:left;padding:.8em 1em;color:var(--c-muted);font-size:.88rem;border-bottom:1px solid var(--c-line)}
th,td{padding:.7em .9em;text-align:left;border-bottom:1px solid var(--c-line);vertical-align:top}
thead th{background:var(--c-soft);font-weight:700}
tbody tr:last-child th,tbody tr:last-child td{border-bottom:0}

/* ---------- Pied de page ---------- */
.foot{
  flex-shrink:0;margin-top:auto;
  border-top:1px solid var(--c-line);background:var(--c-soft);
  padding:clamp(22px,3vw,36px) clamp(14px,3vw,40px);
  font-size:.88rem;color:var(--c-muted);
}
.foot-inner{max-width:var(--maxw);margin:0 auto}
.foot-links{display:flex;flex-wrap:wrap;gap:.45em 1.15em;margin-bottom:1.1em}
.foot-links a{color:var(--c-brand)}
.foot-id{margin:0 0 .8em;line-height:1.7}
.foot p{margin:0 0 .7em}
.foot p:last-child{margin-bottom:0}

/* ---------- Page 404 / passerelle ---------- */
.mid{
  flex:1 0 auto;display:flex;align-items:center;justify-content:center;
  padding:clamp(28px,6vw,80px) clamp(14px,3vw,40px);
}
.mid-inner{max-width:36rem;text-align:center}
.todo{
  background:var(--c-accent-soft);border:1px dashed var(--c-accent);
  padding:.1em .45em;border-radius:4px;font-weight:600;color:#7c4a05;
}