:root {
    --ucr-red:       #8B1A1A;
    --ucr-red-dark:  #6B1313;
    --ucr-red-light: #F5EAEA;
    --ucr-gray:      #f7f7f7;
    --ucr-text:      #222;
    --ucr-muted:     #666;
    --ucr-border:    #e8e8e8;
}

/* Archive */
.staff-archive { max-width:1200px; margin:0 auto; padding:60px 20px; font-family:'Segoe UI',Arial,sans-serif; }
.staff-header { text-align:center; margin-bottom:50px; }
.staff-header h1 { font-size:2.2rem; font-weight:600; color:var(--ucr-text); margin-bottom:10px; }
.staff-header h1::after { content:''; display:block; width:50px; height:3px; background:var(--ucr-red); margin:12px auto 0; }
.staff-header p { color:var(--ucr-muted); font-size:1rem; margin-top:14px; }
.department-filter { text-align:center; margin-bottom:40px; }
.filter-btn { background:white; border:1.5px solid #ddd; padding:8px 22px; margin:5px; border-radius:25px; cursor:pointer; font-size:0.88rem; color:var(--ucr-text); transition:all 0.25s; }
.filter-btn.active,.filter-btn:hover { background:var(--ucr-red); border-color:var(--ucr-red); color:white; }
.staff-grid { display:grid; grid-template-columns:repeat(auto-fill,minmax(270px,1fr)); gap:28px; }
.staff-card { background:white; border-radius:8px; overflow:hidden; border:1px solid var(--ucr-border); transition:transform 0.25s,border-color 0.25s; }
.staff-card:hover { transform:translateY(-4px); border-color:var(--ucr-red); }
.staff-card.hidden { display:none; }
.staff-photo img { width:100%; height:220px; object-fit:cover; object-position:top; }
.no-photo { width:100%; height:220px; background:var(--ucr-red); display:flex; align-items:center; justify-content:center; }
.no-photo span { font-size:3.5rem; color:white; font-weight:600; }
.staff-info { padding:18px 20px 22px; }
.staff-info h3 { margin:0 0 4px; font-size:1.05rem; font-weight:600; }
.staff-info h3 a { color:var(--ucr-text); text-decoration:none; transition:color 0.2s; }
.staff-info h3 a:hover { color:var(--ucr-red); }
.job-title { color:var(--ucr-red); font-size:0.85rem; font-weight:500; margin-bottom:10px; }
.email a,.phone { font-size:0.82rem; color:var(--ucr-muted); text-decoration:none; display:block; margin-bottom:3px; }
.email a:hover { color:var(--ucr-red); }
.view-profile { display:inline-block; margin-top:14px; color:var(--ucr-red); font-weight:600; text-decoration:none; font-size:0.85rem; }
.view-profile:hover { text-decoration:underline; }

/* Single */
.staff-single { max-width:1000px; margin:0 auto; padding:50px 20px; font-family:'Segoe UI',Arial,sans-serif; }
.staff-single-top { display:flex; gap:45px; align-items:flex-start; margin-bottom:40px; padding-bottom:40px; border-bottom:1px solid var(--ucr-border); }
.staff-single-photo { flex-shrink:0; }
.staff-single-photo img { width:220px; height:260px; object-fit:cover; object-position:top; border-radius:6px; border:1px solid var(--ucr-border); }
.no-photo-large { width:220px; height:260px; background:var(--ucr-red); border-radius:6px; display:flex; align-items:center; justify-content:center; }
.no-photo-large span { font-size:4.5rem; color:white; font-weight:600; }
.academic-links { margin-top:14px; display:flex; flex-direction:column; gap:8px; }
.acad-link { display:block; font-size:0.78rem; padding:6px 12px; border-radius:4px; text-decoration:none; font-weight:500; border:1px solid; }
.acad-link.orcid { color:#a6ce39; border-color:#a6ce39; }
.acad-link.orcid span { display:block; font-size:0.72rem; font-weight:400; opacity:0.85; }
.acad-link.scholar { color:#4285F4; border-color:#4285F4; }
.acad-link.researchgate { color:#00CCBB; border-color:#00CCBB; }
.acad-link:hover { opacity:0.8; }
.staff-single-details h1 { font-size:1.85rem; font-weight:600; color:var(--ucr-text); margin-bottom:5px; }
.single-job-title { font-size:1rem; color:var(--ucr-red); font-weight:600; margin-bottom:4px; }
.single-additional-role { font-size:0.9rem; color:var(--ucr-muted); margin-bottom:16px; }
.single-meta-grid { display:flex; flex-direction:column; gap:8px; margin-bottom:24px; }
.meta-item { display:flex; gap:12px; font-size:0.88rem; }
.meta-label { color:var(--ucr-muted); min-width:90px; flex-shrink:0; }
.meta-value { color:var(--ucr-text); }
.meta-value a { color:var(--ucr-red); text-decoration:none; }
.meta-value a:hover { text-decoration:underline; }
.back-to-staff { display:inline-block; color:white; background:var(--ucr-red); font-weight:500; text-decoration:none; font-size:0.88rem; padding:9px 22px; border-radius:4px; transition:background 0.2s; }
.back-to-staff:hover { background:var(--ucr-red-dark); }

/* Tabs */
.staff-tabs { margin-top:10px; }
.tab-nav { display:flex; flex-wrap:wrap; gap:4px; border-bottom:2px solid var(--ucr-border); margin-bottom:30px; }
.tab-btn { background:none; border:none; padding:10px 20px; font-size:0.88rem; color:var(--ucr-muted); cursor:pointer; border-bottom:3px solid transparent; margin-bottom:-2px; transition:all 0.2s; font-family:inherit; }
.tab-btn:hover { color:var(--ucr-text); }
.tab-btn.active { color:var(--ucr-red); border-bottom-color:var(--ucr-red); font-weight:600; }
.tab-panel { display:none; }
.tab-panel.active { display:block; }

/* Content */
.section-heading { font-size:1.1rem; font-weight:600; color:var(--ucr-text); margin:28px 0 14px; padding-bottom:8px; border-bottom:1px solid var(--ucr-border); }
.section-heading:first-child { margin-top:0; }
.section-text { font-size:0.93rem; color:var(--ucr-muted); line-height:1.75; }

/* Qualifications */
.qualifications-list { display:flex; flex-direction:column; gap:14px; }
.qual-item { background:var(--ucr-gray); padding:16px 20px; border-radius:6px; border-left:4px solid var(--ucr-red); }
.qual-degree { font-weight:600; color:var(--ucr-text); font-size:0.95rem; }
.qual-field { color:var(--ucr-red); font-size:0.88rem; margin-top:2px; }
.qual-meta { font-size:0.82rem; color:var(--ucr-muted); margin-top:4px; }

/* Experience */
.experience-list { display:flex; flex-direction:column; }
.exp-item { display:flex; gap:18px; padding-bottom:24px; position:relative; }
.exp-item::before { content:''; position:absolute; left:9px; top:22px; bottom:0; width:2px; background:var(--ucr-border); }
.exp-item:last-child::before { display:none; }
.exp-dot { width:20px; height:20px; border-radius:50%; background:var(--ucr-red); flex-shrink:0; margin-top:2px; }
.exp-body { flex:1; }
.exp-position { font-weight:600; color:var(--ucr-text); font-size:0.95rem; margin-bottom:2px; }
.exp-institution { color:var(--ucr-red); font-size:0.88rem; margin-bottom:3px; }
.exp-period { font-size:0.82rem; color:var(--ucr-muted); }

/* Responsive */
@media (max-width:680px) {
    .staff-single-top { flex-direction:column; }
    .staff-single-photo img,.no-photo-large { width:100%; height:240px; }
    .academic-links { flex-direction:row; flex-wrap:wrap; }
    .tab-btn { padding:8px 12px; font-size:0.82rem; }
}