.fd-wrap,.fd-single{--fd-ink:#1b2437;--fd-mute:#667085;--fd-line:#d4cdee;--fd-bg:#f5f3fc;--fd-accent:#4b36b5;--fd-red:#e8453c;color:var(--fd-ink);font-family:inherit}
.fd-wrap{max-width:1120px;margin-inline:auto}
.fd-label{margin:0 0 8px;font-size:.9rem;color:var(--fd-mute)}
.fd-alpha{display:flex;flex-wrap:wrap;gap:6px}
.fd-letter{min-width:38px;height:38px;padding:0 6px;border:1px solid var(--fd-line);border-radius:8px;background:#fff;color:var(--fd-ink);font-weight:700;font-size:.9rem;cursor:pointer}
.fd-letter:hover:not(:disabled){border-color:var(--fd-accent);color:var(--fd-accent)}
.fd-letter.on{background:var(--fd-accent);border-color:var(--fd-accent);color:#fff}
.fd-letter:disabled{opacity:.35;cursor:default}
.fd-filters{margin-top:22px;background:var(--fd-bg);border:1px solid var(--fd-line);border-radius:18px;padding:20px 24px}
.fd-ftitle{margin:0 0 14px;font-size:1.15rem;font-weight:500;color:var(--fd-mute)}
.fd-frow{display:flex;flex-wrap:wrap;gap:14px;align-items:flex-end}
.fd-field{display:flex;flex-direction:column;gap:6px;font-size:.78rem;color:var(--fd-mute);font-weight:700;min-width:170px}
.fd-grow{flex:1 1 240px}
.fd-field input,.fd-field select{width:100%;height:42px;padding:0 12px;border:1px solid var(--fd-line);border-radius:6px;background:#fff;font-size:1rem;color:var(--fd-ink)}
.fd-btns{display:flex;gap:8px}
.fd-go,.fd-reset{height:42px;border-radius:6px;font-size:.95rem;cursor:pointer}
.fd-go{padding:0 22px;border:0;background:var(--fd-accent);color:#fff;font-weight:800}
.fd-go:hover{background:#3b2a96}
.fd-reset{width:42px;border:1px solid var(--fd-line);background:#fff;color:var(--fd-mute);font-size:1.3rem;line-height:1}
.fd-field input:focus,.fd-field select:focus,.fd-go:focus-visible,.fd-reset:focus-visible,.fd-letter:focus-visible,.fd-view:focus-visible,.fd-ico.on:focus-visible,.fd-name a:focus-visible,.fd-wbtn.on:focus-visible{outline:3px solid var(--fd-accent);outline-offset:2px}
.fd-count{margin:20px 4px 10px;color:var(--fd-mute);font-size:.95rem}
.fd-list{display:flex;flex-direction:column;gap:14px}
.fd-card{display:flex;gap:18px;align-items:center;padding:16px 20px;border:1px solid var(--fd-line);border-radius:28px;background:#fff;transition:border-color .15s,box-shadow .15s}
.fd-card:hover{border-color:var(--fd-accent);box-shadow:0 6px 18px rgba(75,54,181,.12)}
.fd-card[hidden]{display:none}
.fd-photo{flex:none;width:80px;height:80px;border-radius:50%;overflow:hidden;display:block}
.fd-photo img{width:100%;height:100%;object-fit:cover;display:block}
.fd-initial{width:100%;height:100%;display:flex;align-items:center;justify-content:center;color:#fff;font-size:2.2rem;font-weight:500}
.fd-body{min-width:0;flex:1}
.fd-name{margin:0 0 4px;font-size:1.25rem;line-height:1.3;font-family:Georgia,"Noto Naskh Arabic","Times New Roman",serif}
.fd-name a{color:var(--fd-ink);text-decoration:none}
.fd-name a:hover{color:var(--fd-red)}
.fd-meta{margin:0 0 10px;display:flex;flex-wrap:wrap;gap:4px 0;font-size:.9rem;color:#475467;font-weight:600}
.fd-meta strong+span{margin-inline-start:10px;padding-inline-start:10px;border-inline-start:1px solid #98a2b3}
.fd-links{display:flex;gap:8px;flex-wrap:wrap}
.fd-ico{display:inline-flex;text-decoration:none}
.fd-ico.off{opacity:.3;cursor:default}
.fd-ico .fd-i{width:32px;height:32px}
.fd-i{display:inline-flex;align-items:center;justify-content:center;font-weight:800;line-height:1;flex:none}
.fd-scholar{border-radius:50%;background:#eceefc;color:#4f5bd5}
.fd-rg{border-radius:6px;background:#00ccbb;color:#fff;font-family:Georgia,serif;font-size:.8rem}
.fd-rg sup{font-size:.55em}
.fd-orcid{border-radius:50%;background:#a6ce39;color:#fff;font-size:.8rem}
.fd-scopus{border-radius:50%;background:#e9711c;color:#fff;font-size:.62rem}
.fd-view{flex:none;display:inline-block;padding:7px 18px;border:1px solid var(--fd-red);border-radius:999px;color:var(--fd-red);font-size:.8rem;text-decoration:none;text-transform:uppercase;letter-spacing:.03em;background:transparent}
.fd-view:hover{background:var(--fd-red);color:#fff}
.fd-empty{padding:40px 10px;text-align:center;color:var(--fd-mute)}

/* صفحة الأستاذ */
.fd-shead{background:#eee;border-bottom:1px solid #e0e0e0;padding:28px 0}
.fd-sinner{max-width:1000px;margin-inline:auto;padding-inline:20px}
.fd-shead .fd-sinner{display:flex;justify-content:space-between;align-items:center;gap:16px;flex-wrap:wrap}
.fd-shead h1{margin:0;font-size:clamp(1.5rem,3.2vw,2.2rem);text-transform:uppercase;letter-spacing:.03em;color:#4b5563;font-family:Georgia,"Noto Naskh Arabic",serif;font-weight:500}
.fd-srank{margin:6px 0 0;color:#9ca3af;letter-spacing:.08em}
.fd-scard{display:grid;grid-template-columns:170px 1fr 1fr;gap:28px;margin:32px auto 60px;padding:40px;background:#f4f4f4;border-radius:36px}
.fd-sphoto{width:160px;height:160px;border-radius:50%;overflow:hidden;border:4px solid #fff;box-shadow:0 2px 8px rgba(0,0,0,.08)}
.fd-sphoto img{width:100%;height:100%;object-fit:cover;display:block}
.fd-sphoto .fd-initial{font-size:4rem}
.fd-scol h2{margin:0 0 6px;font-size:.95rem;color:#6b7280;font-weight:700}
.fd-scol h2:not(:first-child){margin-top:26px}
.fd-big{margin:0;font-size:1.2rem;color:#374151}
.fd-bio{color:#6b7280;line-height:1.7}
.fd-contact{padding-inline-start:28px;border-inline-start:1px solid #ddd}
.fd-contact p{margin:0 0 8px;color:#4b5563}
.fd-email code{color:#b0173a;font-size:.88rem;word-break:break-word}
.fd-web{display:flex;flex-direction:column;gap:12px}
.fd-wbtn{display:flex;align-items:center;gap:14px;padding:10px 12px;border:1px solid transparent;border-radius:10px;background:#fff;box-shadow:0 1px 4px rgba(0,0,0,.06);text-decoration:none;font-weight:600;font-size:.95rem}
.fd-wbtn .fd-i{width:30px;height:30px}
.fd-w-scholar{color:#4f5bd5}
.fd-w-researchgate{color:#00b3a4;border-color:#c9f3ee}
.fd-w-orcid{color:#8ab52a;border-color:#dbefb4}
.fd-w-scopus{color:#e9711c}
.fd-wbtn.on:hover{transform:translateY(-1px);box-shadow:0 4px 10px rgba(0,0,0,.1)}
.fd-wbtn.off{background:transparent;box-shadow:none;color:#c3c7cf;opacity:.8}
.fd-wbtn.off .fd-i{background:#e5e7eb;color:#fff}
.fd-wbtn em{margin-inline-start:auto;font-style:normal;font-size:.72rem;font-weight:700}

@media (max-width:820px){
 .fd-scard{grid-template-columns:1fr;padding:28px 22px;border-radius:28px;justify-items:start}
 .fd-contact{padding-inline-start:0;border-inline-start:0;padding-top:22px;border-top:1px solid #ddd;width:100%}
}
@media (max-width:560px){
 .fd-card{flex-wrap:wrap;border-radius:22px}
 .fd-view{margin-inline-start:98px}
 .fd-filters{padding:16px}
 .fd-field{min-width:100%}
}