:root{
  --ink:#0b1f3a; --rock:#0f2a4d; --rock2:#16386a;
  --gold:#e3ad45; --gold-soft:#f6d48f; --copper:#b9861f;
  --sand:#f3f5f9; --paper:#ffffff; --text:#1d2633; --muted:#5b6575; --line:#dde3ec;
  --radius:14px;
}
*{box-sizing:border-box;margin:0;padding:0}
body{font-family:"Source Sans 3",system-ui,sans-serif;color:var(--text);background:var(--sand);line-height:1.6;font-size:17px}
h1,h2,h3{font-family:"Fraunces",Georgia,serif;line-height:1.2;color:var(--ink)}
a{color:inherit;text-decoration:none}
.wrap{max-width:1160px;margin:0 auto;padding:0 20px}

/* language switching */
body:not(.l-sw) .sw,body:not(.l-en) .en,body:not(.l-fr) .fr,
body:not(.l-pt) .pt,body:not(.l-zh) .zh,body:not(.l-ar) .ar{display:none!important}
body.l-zh{font-family:"Source Sans 3","PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,sans-serif}
body.l-ar{font-family:"Noto Kufi Arabic","Source Sans 3",Tahoma,sans-serif}
body.l-ar h1,body.l-ar h2,body.l-ar h3{font-family:"Noto Kufi Arabic",Tahoma,sans-serif}
.doc-body strong,.doc-meta,.fc-act{direction:ltr;unicode-bidi:isolate}

/* header */
header{position:sticky;top:0;z-index:50;background:rgba(11,31,58,.96);border-bottom:1px solid rgba(227,173,69,.25)}
.nav{display:flex;align-items:center;justify-content:space-between;height:68px;gap:16px}
.logo{display:flex;align-items:center;gap:10px;color:#fff;font-weight:700;letter-spacing:.5px}
.logo-mark{width:44px;height:44px;border-radius:50%;object-fit:cover;box-shadow:0 0 0 2px rgba(227,173,69,.5)}
.logo small{display:block;font-weight:400;font-size:11px;color:var(--gold-soft);letter-spacing:1px}
.menu{display:flex;gap:24px;color:#dfe6f1;font-size:15px}
.menu a:hover{color:var(--gold)}
.lang select{appearance:none;-webkit-appearance:none;background:transparent;border:1px solid rgba(227,173,69,.55);color:#fff;padding:6px 14px;border-radius:999px;font:inherit;font-size:14px;cursor:pointer}
.lang option{background:var(--ink);color:#fff}
@media(max-width:860px){.menu{display:none}}
@media(max-width:520px){.logo small{display:none}.logo{font-size:14px}}

/* hero */
.crumbs-hero{background:radial-gradient(ellipse at 85% 10%,rgba(227,173,69,.25),transparent 55%),linear-gradient(110deg,var(--ink),var(--rock2));color:#e3e9f3;padding:56px 0 48px}
.crumbs-hero h1{color:#fff;font-size:clamp(28px,4.4vw,46px);display:flex;flex-wrap:wrap;align-items:center;gap:12px}
.crumbs-hero h1 b{color:var(--gold)}
.crumbs-hero .sub{margin-top:14px;color:#c9d3e3;max-width:780px}
.crumbs-hero .sub a{color:var(--gold-soft);text-decoration:underline}
.crumbs-hero .lead{font-size:18px}
.eyebrow{color:var(--gold);font-weight:700;letter-spacing:2px;text-transform:uppercase;font-size:13px;margin-bottom:10px}
.back{display:inline-block;margin-bottom:18px;color:var(--gold-soft);font-weight:600}
.back:hover{color:#fff}
.search{margin-top:26px;width:100%;max-width:560px;padding:14px 18px;border-radius:10px;border:1px solid rgba(227,173,69,.5);background:rgba(255,255,255,.08);color:#fff;font:inherit}
.search::placeholder{color:#aeb9cb}
.search:focus{outline:2px solid var(--gold);background:rgba(255,255,255,.12)}

/* library index */
.sector{padding:44px 0 0}
.sector h2{font-size:24px;display:flex;align-items:center;gap:12px;margin-bottom:18px}
.sector h2 i{width:38px;height:38px;border-radius:10px;background:var(--ink);color:var(--gold);display:grid;place-items:center;font-style:normal;font-size:18px}
.folders{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:16px}
.folder-card{display:flex;gap:14px;align-items:flex-start;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:18px;transition:.2s}
.folder-card:hover{transform:translateY(-3px);border-color:var(--gold);box-shadow:0 16px 34px -20px rgba(11,31,58,.45)}
.folder-ico{font-size:34px;line-height:1}
.fc-body{display:flex;flex-direction:column;gap:6px;min-width:0}
.fc-name{font-weight:700;color:var(--ink)}
.fc-name b{color:var(--copper)}
.fc-act{font-size:14px;color:var(--muted)}
.fc-count{font-size:12.5px;font-weight:700;color:var(--copper);background:var(--sand);padding:2px 10px;border-radius:999px;align-self:flex-start}
.sector.empty{display:none}

/* folder page */
.folder{padding-top:20px}
.group{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px;margin-top:22px}
.group h2{font-size:21px;display:flex;align-items:center;gap:10px;margin-bottom:10px}
.count{font-family:"Source Sans 3",sans-serif;font-size:13px;background:var(--ink);color:var(--gold);border-radius:999px;padding:2px 10px}
.docs{list-style:none}
.doc{display:flex;gap:14px;align-items:flex-start;padding:14px 0;border-bottom:1px dashed var(--line)}
.doc:last-child{border:0}
.doc-ico{font-size:22px;line-height:1.2}
.doc-body{flex:1;min-width:0}
.doc-body strong{color:var(--ink)}
.doc-body p{font-size:14.5px;color:var(--muted);margin-top:4px}
.doc-meta{display:flex;gap:6px;margin-top:6px;flex-wrap:wrap}
.doc-meta em{font-style:normal;font-size:12.5px;font-weight:700;background:var(--sand);color:var(--copper);padding:2px 9px;border-radius:999px}
.doc-link{white-space:nowrap;font-size:14px;font-weight:700;color:var(--rock2);border:1px solid var(--line);padding:6px 12px;border-radius:8px}
.doc-link:hover{border-color:var(--gold);color:var(--copper)}
.doc-link.pdf{background:var(--gold);border-color:var(--gold);color:var(--ink)}
@media(max-width:600px){.doc{flex-wrap:wrap}.doc-link{margin-left:36px}}

.disclaimer{margin:34px 0 0;padding:16px 20px;border-left:4px solid var(--gold);background:#fff;border-radius:0 10px 10px 0;font-size:14.5px;color:var(--muted)}
[dir=rtl] .disclaimer{border-left:0;border-right:4px solid var(--gold);border-radius:10px 0 0 10px}
.cta-line{margin-top:26px}
.btn{display:inline-block;padding:13px 24px;border-radius:10px;font-weight:700;background:var(--gold);color:var(--ink)}
.btn:hover{background:var(--gold-soft)}
footer{margin-top:60px;background:var(--ink);color:#aeb9cb;padding:26px 0;font-size:14px;text-align:center}