/* ═══════════════════════════════════════════════════════════════════
   egypte.css — Thème : hiéroglyphes, lapis-lazuli + or, papyrus
   ═══════════════════════════════════════════════════════════════════ */
@import url('https://fonts.googleapis.com/css2?family=Cinzel:wght@400;500;600;700;900&family=Lora:ital,wght@0,400;0,500;0,600;1,400&family=JetBrains+Mono:wght@400;500&display=swap');

:root{
  --ink:#1a1a2e;
  --paper:#f7edd8;               /* papyrus clair */
  --paper-2:#ead9b0;             /* papyrus foncé */
  --lapis:#1e3a8a;               /* lapis-lazuli */
  --lapis-d:#101c4a;
  --gold:#c9a227;
  --gold-d:#8f6f14;
  --red-eg:#b5281f;              /* rouge hiéroglyphe */
  --turquoise:#3a9696;
  --line:rgba(26,26,46,.16);
  --muted:#5c5240;
  --fd:'Cinzel',Georgia,serif;
  --fb:'Lora',Georgia,serif;
  --fm:'JetBrains Mono',monospace;
  --sw:290px;--r:0;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:var(--fb);background:var(--paper);color:var(--ink);font-size:16.5px;line-height:1.78;
  background-image:
    radial-gradient(circle at 100% 100%,rgba(201,162,39,.08) 0,transparent 50%),
    repeating-linear-gradient(90deg,transparent 0,transparent 48px,rgba(143,111,20,.03) 48px,rgba(143,111,20,.03) 49px)}
/* bandeau hiéroglyphe stylisé */
body::before{
  content:'';position:fixed;top:0;left:0;right:0;height:14px;z-index:10;
  background:var(--lapis-d);
  background-image:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 50 14'><g fill='%23c9a227'><circle cx='6' cy='7' r='2'/><rect x='12' y='3' width='2' height='8'/><path d='M20 3 L24 7 L20 11 L16 7 Z'/><rect x='28' y='5' width='6' height='4'/><circle cx='40' cy='7' r='2.5' stroke='%23c9a227' fill='none' stroke-width='.8'/><rect x='46' y='4' width='2' height='6'/></g></svg>");
  background-size:50px 14px;background-repeat:repeat-x;
}

.progress-bar{position:fixed;top:14px;left:0;height:3px;width:0;z-index:200;background:var(--gold)}

.page-layout{display:flex;min-height:100vh;padding-top:14px}
.sidebar{width:var(--sw);flex-shrink:0;background:var(--paper);border-right:2px solid var(--lapis);
  position:sticky;top:14px;height:calc(100vh - 14px);overflow-y:auto;display:flex;flex-direction:column}
.sidebar-header{padding:32px 24px 24px;background:var(--lapis);color:var(--paper);position:relative;
  background-image:linear-gradient(135deg,var(--lapis-d) 0%,var(--lapis) 60%,var(--lapis) 100%)}
.sidebar-header::after{content:'';position:absolute;bottom:0;left:0;right:0;height:3px;background:var(--gold)}
.sidebar-back{display:block;font-family:var(--fm);font-size:.62rem;letter-spacing:.22em;
  text-decoration:none;color:var(--gold);margin-bottom:14px;text-transform:uppercase;font-weight:500}
.sidebar-back:hover{color:#fff}
.sidebar-title{font-family:var(--fd);font-size:2.1rem;line-height:1;color:var(--gold);font-weight:700;letter-spacing:.02em;text-transform:uppercase}
.toc-nav{padding:16px 0;flex:1}
.toc-section-label{font-family:var(--fm);font-size:.6rem;letter-spacing:.24em;text-transform:uppercase;
  color:var(--muted);padding:12px 24px 6px;font-weight:600}
.toc-link{display:block;padding:7px 24px;color:var(--ink);text-decoration:none;
  font-size:.9rem;font-weight:400;border-left:3px solid transparent;transition:all .18s;font-family:var(--fb)}
.toc-link:hover,.toc-link.active{background:rgba(30,58,138,.08);border-left-color:var(--gold);color:var(--lapis);font-weight:600}
.sidebar-nav{padding:16px 24px 22px;border-top:2px solid var(--lapis);background:var(--paper-2)}
.sidebar-nav p{font-family:var(--fm);font-size:.6rem;letter-spacing:.2em;text-transform:uppercase;
  color:var(--muted);margin:10px 0 8px;font-weight:700}
.sidebar-nav a{display:block;text-decoration:none;color:var(--ink);padding:3px 0;font-size:.88rem}
.sidebar-nav a:hover{color:var(--lapis)}
.sidebar-nav a.current{color:var(--red-eg);font-weight:700}

.main{flex:1;min-width:0;max-width:920px;padding:0 60px 100px}
.page-header{padding:64px 0 44px;margin-bottom:44px;position:relative;
  border-top:4px double var(--gold);border-bottom:4px double var(--gold);padding-top:46px;padding-bottom:30px}
.subject-tag{font-family:var(--fm);font-size:.64rem;letter-spacing:.24em;text-transform:uppercase;
  color:var(--lapis);margin-bottom:16px;font-weight:600}
.page-title{font-family:var(--fd);font-size:4.6rem;line-height:.96;color:var(--ink);font-weight:700;letter-spacing:.01em;text-transform:uppercase}
.page-title .sub{display:block;font-size:1rem;font-family:var(--fb);letter-spacing:.04em;
  color:var(--gold-d);margin-top:14px;font-weight:400;font-style:italic;text-transform:none}
.page-intro{margin-top:22px;max-width:660px;color:var(--muted);font-size:1.06rem;line-height:1.72}

.section{margin-bottom:60px;scroll-margin-top:22px}
.section-title{display:flex;align-items:baseline;gap:14px;font-family:var(--fd);font-size:2rem;
  font-weight:700;padding-bottom:12px;margin-bottom:24px;border-bottom:3px double var(--lapis);color:var(--ink);text-transform:uppercase;letter-spacing:.02em}
.section-title .num{font-family:var(--fm);font-size:.66rem;color:var(--lapis);font-weight:700;
  background:var(--gold);padding:5px 12px;letter-spacing:.14em;border-radius:0}

.box{margin:16px 0;padding:20px 22px 18px;background:#fdf5e3;border:1px solid var(--line);border-radius:var(--r)}
.box-label{display:block;font-family:var(--fm);font-size:.6rem;letter-spacing:.18em;
  text-transform:uppercase;margin-bottom:10px;font-weight:700}
.box.def{background:#fdf5e3;border-left:5px solid var(--lapis)}
.box.def .box-label{color:var(--lapis)}
.box.histoire{background:var(--paper-2);border-left:5px solid var(--gold)}
.box.histoire .box-label{color:var(--gold-d)}
.box.technique{background:#e8e4d3;border-left:5px solid var(--turquoise)}
.box.technique .box-label{color:var(--turquoise)}
.box.attention{background:#f8e0dd;border-left:5px solid var(--red-eg)}
.box.attention .box-label{color:var(--red-eg)}
.box.remark{background:transparent;border:none;border-left:3px solid var(--gold);padding-left:20px}
.box.remark .box-label{color:var(--gold-d)}
.box.chiffres{background:var(--lapis-d);color:var(--paper);border:none;border-top:6px solid var(--gold)}
.box.chiffres .box-label{color:var(--gold)}
.box.chiffres p,.box.chiffres li{color:rgba(247,237,216,.92)}
.box p:last-child,.box ul:last-child{margin-bottom:0}
p{margin-bottom:.9em}ul{padding-left:1.4em;margin-bottom:.9em}li{margin-bottom:.3em}
strong{color:var(--lapis);font-weight:700}

.data-table{width:100%;border-collapse:collapse;margin:14px 0;font-size:.88rem;background:#fdf5e3}
.data-table th{background:var(--lapis);color:var(--gold);padding:11px 14px;text-align:left;
  font-family:var(--fm);font-size:.66rem;letter-spacing:.14em;text-transform:uppercase;font-weight:600}
.data-table td{padding:10px 14px;border-bottom:1px solid var(--line);vertical-align:top}
.data-table tr:last-child td{border-bottom:none}
.data-table td:first-child{font-weight:600;color:var(--lapis)}
.box.chiffres .data-table th{background:rgba(201,162,39,.2)}
.box.chiffres .data-table td{border-color:rgba(247,237,216,.14);color:rgba(247,237,216,.92)}
.box.chiffres .data-table td:first-child{color:var(--gold)}

.two-col{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin:14px 0}.two-col .box{margin:0}

.mobile-header{display:none;position:sticky;top:14px;z-index:50;background:var(--lapis);color:var(--gold);
  padding:12px 18px;align-items:center;justify-content:space-between;border-bottom:3px solid var(--gold)}
.mobile-menu-btn{background:none;border:none;color:var(--gold);font-size:1.3rem;cursor:pointer}
.mobile-title{font-family:var(--fd);font-size:1.15rem;font-weight:700;text-transform:uppercase;letter-spacing:.04em}
.mobile-drawer{display:none;position:fixed;inset:0;z-index:100}
.mobile-drawer.open{display:flex}
.drawer-overlay{position:absolute;inset:0;background:rgba(0,0,0,.7)}
.drawer-panel{position:relative;z-index:1;width:280px;background:var(--paper);height:100%;
  overflow-y:auto;padding:14px 0;border-right:4px solid var(--lapis)}
@media(max-width:960px){
  .sidebar{display:none}.mobile-header{display:flex}.main{padding:0 20px 72px}
  .page-title{font-size:2.5rem}.two-col{grid-template-columns:1fr}
}