:root{
  --bg:#0b0b0d; --bg-2:#15151a; --fg:#f2f2f5; --muted:#9aa0a6;
  --accent:#d4a017; --accent-2:#c59412; --line:#26262e;
  --card:#141418; --link:#e9b84a;
  --good:#28c76f; --warn:#ff9f43; --bad:#ea5455;
  --radius:14px; --radius-sm:10px;
  --max:980px;
  --font:'Inter',-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,Arial,sans-serif;
  --serif:'Playfair Display',Georgia,'Times New Roman',serif;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0;background:var(--bg);color:var(--fg);font-family:var(--font);-webkit-font-smoothing:antialiased;line-height:1.65}
a{color:var(--link);text-decoration:none}
a:hover{color:var(--accent);text-decoration:underline}

/* Watermark - fixed in background */
body::before{
  content:"";
  position:fixed;inset:0;z-index:0;pointer-events:none;
  background-image:url('../assets/watermark.png');
  background-repeat:no-repeat;background-position:center center;
  background-size:min(720px,80vw) auto;
  opacity:.05;
  filter:grayscale(1) brightness(1.3);
}
main,header,footer,nav{position:relative;z-index:1}

header.topbar{
  position:sticky;top:0;z-index:20;
  backdrop-filter:blur(16px);
  background:rgba(11,11,13,.72);
  border-bottom:1px solid var(--line);
  padding:14px 22px;
  display:flex;align-items:center;gap:18px;justify-content:space-between
}
header.topbar .brand{display:flex;align-items:center;gap:12px;font-weight:600;letter-spacing:.04em}
header.topbar .brand img{width:38px;height:38px;border-radius:8px;background:#fff;padding:4px}
header.topbar .brand span{font-family:var(--serif);font-size:1.05rem}
header.topbar .brand small{display:block;color:var(--muted);font-size:.72rem;letter-spacing:.14em;text-transform:uppercase}

.toolbar{display:flex;gap:10px;align-items:center;flex-wrap:wrap}
.btn{
  display:inline-flex;align-items:center;gap:8px;
  padding:9px 16px;border-radius:999px;
  font-size:.85rem;font-weight:600;letter-spacing:.02em;
  border:1px solid var(--line);background:var(--card);color:var(--fg);
  cursor:pointer;transition:all .18s ease;
}
.btn:hover{border-color:var(--accent);color:var(--accent)}
.btn.primary{background:linear-gradient(135deg,var(--accent) 0%,var(--accent-2) 100%);color:#1a1206;border-color:transparent}
.btn.primary:hover{filter:brightness(1.08);color:#000}
.btn svg{width:16px;height:16px}

select.lang-select{
  background:var(--card);color:var(--fg);
  border:1px solid var(--line);border-radius:999px;
  padding:9px 36px 9px 16px;font-size:.85rem;font-weight:600;
  appearance:none;cursor:pointer;
  background-image:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'><path d='M1 1l5 5 5-5' stroke='%23d4a017' stroke-width='2' fill='none'/></svg>");
  background-repeat:no-repeat;background-position:right 14px center
}

main{max-width:var(--max);margin:0 auto;padding:40px 28px 80px}

.hero{
  text-align:center;padding:50px 20px 30px;
  border-bottom:1px solid var(--line);margin-bottom:40px
}
.hero .eyebrow{color:var(--accent);letter-spacing:.3em;font-size:.75rem;text-transform:uppercase;font-weight:600}
.hero h1{font-family:var(--serif);font-size:clamp(1.8rem,4.5vw,3rem);margin:12px 0 8px;font-weight:700;line-height:1.15}
.hero .sub{color:var(--muted);font-size:1.05rem;margin-top:10px}
.hero .meta{margin-top:18px;font-size:.85rem;color:var(--muted)}
.hero .meta a{color:var(--link)}

.toc{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  padding:24px 28px;margin:30px 0 40px;
}
.toc h2{font-family:var(--serif);font-size:1.3rem;margin:0 0 14px;color:var(--accent);letter-spacing:.02em}
.toc ol{margin:0;padding:0;list-style:none;counter-reset:toc}
.toc ol>li{counter-increment:toc;padding:6px 0;border-bottom:1px dashed rgba(212,160,23,.15)}
.toc ol>li:last-child{border-bottom:0}
.toc ol>li::before{content:counter(toc,decimal-leading-zero) ".  ";color:var(--muted);font-variant-numeric:tabular-nums;margin-right:8px;font-size:.9rem}
.toc a{color:var(--fg);font-weight:500}
.toc a:hover{color:var(--accent)}

h1,h2,h3,h4{font-family:var(--serif);letter-spacing:.005em;color:var(--fg);margin-top:2em;margin-bottom:.5em;line-height:1.25}
h1.module{
  font-size:clamp(1.5rem,3.2vw,2.1rem);
  padding:28px 26px;margin:60px 0 30px;
  background:linear-gradient(135deg,rgba(212,160,23,.12),rgba(212,160,23,.02));
  border-left:4px solid var(--accent);border-radius:var(--radius);
  color:var(--accent)
}
h2{font-size:1.35rem;color:var(--fg);padding-top:8px}
h2.sub{border-left:3px solid var(--accent);padding-left:14px;color:var(--accent)}
h3{font-size:1.1rem;color:var(--muted);font-weight:600}

p{margin:.6em 0;color:#dcdce2}
ul,ol{padding-left:1.3em;margin:.8em 0}
ul li,ol li{margin:.3em 0;color:#dcdce2}
ul li::marker{color:var(--accent)}

strong,b{color:var(--fg)}
em,i{color:#e0d4b0}

hr{border:0;border-top:1px solid var(--line);margin:36px 0}

blockquote{
  margin:1.2em 0;padding:14px 20px;
  border-left:3px solid var(--accent);background:rgba(212,160,23,.05);
  border-radius:0 var(--radius-sm) var(--radius-sm) 0;color:#e8e8ec
}

footer.site{
  text-align:center;padding:40px 20px 30px;
  border-top:1px solid var(--line);margin-top:60px;
  color:var(--muted);font-size:.82rem
}
footer.site a{color:var(--accent)}

/* Index page: regional groups + bulk actions + filter */
.lang-filter{
  background:var(--card);color:var(--fg);
  border:1px solid var(--line);border-radius:999px;
  padding:10px 18px;font-size:.88rem;
  width:min(280px,40vw);
  outline:none;transition:border-color .18s ease
}
.lang-filter:focus{border-color:var(--accent)}
.lang-filter::placeholder{color:var(--muted)}

.bulk-actions{
  display:flex;flex-wrap:wrap;gap:12px;justify-content:center;
  margin:28px 0 10px
}
.btn.primary-big,.btn.secondary-big,.btn.ghost-big{
  padding:13px 22px;font-size:.95rem;border-radius:14px;letter-spacing:.02em
}
.btn.primary-big{
  background:linear-gradient(135deg,var(--accent) 0%,var(--accent-2) 100%);
  color:#1a1206;border-color:transparent;
  box-shadow:0 8px 24px rgba(212,160,23,.25)
}
.btn.primary-big:hover{filter:brightness(1.08);color:#000}
.btn.secondary-big{background:var(--card);color:var(--fg);border:1px solid var(--line)}
.btn.secondary-big:hover{border-color:var(--accent);color:var(--accent)}
.btn.ghost-big{
  background:transparent;color:var(--muted);border:1px dashed var(--line)
}
.btn.ghost-big:hover{color:var(--accent);border-color:var(--accent);border-style:solid}

.lang-section{margin:28px 0 8px}
.lang-section .group-title{
  font-family:var(--serif);font-size:1.05rem;color:var(--muted);
  letter-spacing:.12em;text-transform:uppercase;font-weight:500;
  margin:14px 0 12px;padding-bottom:6px;
  border-bottom:1px solid var(--line)
}

.lang-grid{
  display:grid;gap:12px;
  grid-template-columns:repeat(auto-fill,minmax(160px,1fr));
  margin:0 0 16px
}
.lang-card{
  display:flex;flex-direction:column;align-items:center;gap:6px;
  padding:20px 12px;border-radius:var(--radius);
  background:var(--card);border:1px solid var(--line);
  color:var(--fg);text-decoration:none;transition:all .2s ease;
  position:relative;overflow:hidden
}
.lang-card:hover{border-color:var(--accent);transform:translateY(-2px);box-shadow:0 10px 28px rgba(212,160,23,.14);color:var(--fg);text-decoration:none}
.lang-card .flag{font-size:2.2rem;line-height:1}
.lang-card .code{font-weight:700;letter-spacing:.1em;color:var(--accent);font-size:.78rem;margin-top:8px}
.lang-card .name{font-family:var(--serif);font-size:1.05rem}
.lang-card .native{color:var(--muted);font-size:.82rem}

/* Print / PDF */
@media print{
  @page{margin:18mm 16mm;size:A4 portrait}
  html,body{background:#fff!important;color:#000!important}
  /* Hide CSS watermark in print — pypdf overlays a proper one per-page */
  body::before{display:none!important}
  header.topbar,footer.site,.no-print{display:none!important}
  main{max-width:none;padding:0;position:relative;z-index:1}
  h1.module{color:#8a6d0a!important;background:none!important;border-left:4px solid #8a6d0a;page-break-before:always;break-before:page}
  h1.module:first-of-type{page-break-before:avoid;break-before:avoid}
  h1,h2,h3{color:#000!important;page-break-after:avoid;break-after:avoid-page}
  h2.sub{color:#8a6d0a!important;border-left-color:#8a6d0a}
  p,li{color:#1a1a1a!important;orphans:3;widows:3}
  a{color:#8a6d0a!important;text-decoration:none}
  .toc{border:1px solid #ccc!important;background:#fafafa!important;page-break-after:always;break-after:page}
  .toc a{color:#000!important}
  .hero{border-color:#ccc!important;page-break-after:avoid;break-after:avoid-page}
  .hero .eyebrow{color:#8a6d0a!important}
  ul li::marker{color:#8a6d0a!important}
}

@media (max-width:640px){
  header.topbar{flex-direction:column;gap:10px;padding:12px 14px}
  main{padding:24px 16px 60px}
  .toc{padding:18px 16px}
  h1.module{padding:20px 18px;margin:40px 0 22px}
}

/* Loader overlay for PDF */
.loader-veil{
  position:fixed;inset:0;z-index:999;background:rgba(11,11,13,.85);
  display:flex;align-items:center;justify-content:center;flex-direction:column;gap:16px;
  backdrop-filter:blur(6px)
}
.loader-veil.hidden{display:none}
.spinner{
  width:54px;height:54px;border:3px solid rgba(212,160,23,.25);
  border-top-color:var(--accent);border-radius:50%;
  animation:spin .9s linear infinite
}
@keyframes spin{to{transform:rotate(360deg)}}
.loader-veil p{color:var(--muted);font-size:.9rem;margin:0}