/* enveloppe.org — feuille unique, sans webfont ni image externe */
:root{
  --ink:#22293b;--paper:#fbfaf7;--soft:#f1efe8;--line:#ddd8cc;
  --blue:#27418f;--red:#c0392f;--kraft:#8a6a45;--link:#1d4ed8;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--paper);color:var(--ink);
  font:16px/1.65 system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif}
.airmail{height:8px;background:repeating-linear-gradient(-45deg,
  var(--blue) 0 14px,var(--paper) 14px 26px,var(--red) 26px 40px,var(--paper) 40px 52px)}
.wrap{max-width:960px;margin:0 auto;padding:0 20px}
a{color:var(--link)}
a:focus-visible{outline:3px solid var(--blue);outline-offset:2px}

/* En-tête */
header.site{background:#fff;border-bottom:1px solid var(--line)}
header.site .wrap{display:flex;flex-wrap:wrap;align-items:baseline;gap:8px 24px;padding:14px 20px}
.logo{font-family:Georgia,"Times New Roman",serif;font-size:1.5rem;font-weight:700;
  color:var(--ink);text-decoration:none;letter-spacing:-.02em}
.logo span{color:var(--red)}
header.site nav{display:flex;flex-wrap:wrap;gap:4px 18px;font-size:.95rem}
header.site nav a{color:var(--ink);text-decoration:none;padding:2px 0;border-bottom:2px solid transparent}
header.site nav a:hover{border-color:var(--red)}

/* Contenu */
main{padding:28px 0 48px}
h1,h2,h3{font-family:Georgia,"Times New Roman",serif;line-height:1.25;letter-spacing:-.01em}
h1{font-size:2rem;margin:.4em 0 .3em}
h2{font-size:1.4rem;margin:1.8em 0 .5em;border-bottom:1px solid var(--line);padding-bottom:.25em}
h3{font-size:1.1rem;margin:1.4em 0 .4em}
.lead{font-size:1.08rem;color:#3d4457;margin-top:0}
.crumb{font-size:.85rem;color:#6b7280;margin-bottom:4px}
.crumb a{color:#6b7280}
table{border-collapse:collapse;width:100%;margin:1em 0;font-size:.95rem}
th,td{border:1px solid var(--line);padding:8px 10px;text-align:left}
th{background:var(--soft)}
tbody tr:nth-child(even){background:#fff}
ul,ol{padding-left:1.3em}
figure{margin:1.5em 0}

/* Bloc affilié */
.amz{background:#fff;border:1px solid var(--line);border-top:6px solid var(--red);
  padding:18px 20px;margin:1.8em 0;border-radius:2px}
.amz p{margin:.4em 0}
.btn{display:inline-block;background:var(--blue);color:#fff;text-decoration:none;
  font-weight:600;padding:10px 18px;border-radius:3px;margin:.5em 0}
.btn:hover{background:#1c3270}
.disc{font-size:.8rem;color:#6b7280}

/* Cartes / maillage */
.grid{display:grid;gap:14px;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));
  padding:0;list-style:none;margin:1em 0}
.grid li{background:#fff;border:1px solid var(--line);border-radius:2px;padding:14px 16px}
.grid li a{font-weight:600;text-decoration:none}
.grid li a:hover{text-decoration:underline}
.grid li p{margin:.3em 0 0;font-size:.9rem;color:#4b5261}
.related{margin-top:2.5em}
.tags{display:flex;flex-wrap:wrap;gap:8px;padding:0;list-style:none}
.tags a{display:inline-block;background:var(--soft);border:1px solid var(--line);
  color:var(--ink);text-decoration:none;padding:5px 12px;border-radius:999px;font-size:.88rem}
.tags a:hover{background:#e8e4d8}
.note{background:var(--soft);border-left:4px solid var(--kraft);padding:10px 14px;margin:1em 0;font-size:.95rem}

/* Pied de page */
footer{background:var(--ink);color:#cfd4e2;font-size:.9rem;margin-top:20px}
footer .wrap{display:grid;gap:24px;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));padding:32px 20px}
footer h2{font-size:1rem;border:0;margin:0 0 .5em;color:#fff}
footer ul{list-style:none;padding:0;margin:0}
footer li{margin:.35em 0}
footer a{color:#cfd4e2;text-decoration:none}
footer a:hover{color:#fff;text-decoration:underline}
footer .legal{grid-column:1/-1;border-top:1px solid #3a4258;padding-top:14px;font-size:.8rem;color:#9aa2b8}
@media (prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}}
@media print{header.site nav,.amz,footer{display:none}}