/* City University Research Repository – public site */
:root {
    --ink: #14172b;
    --navy: #000666;
    --navy-deep: #02063a;
    --navy-soft: #e9eaf7;
    --gold: #c8962e;
    --gold-soft: #f6ecd6;
    --paper: #f5f6fa;
    --line: #e1e3ee;
    --muted: #666b85;
    --bs-primary: var(--navy);
    --bs-primary-rgb: 0,6,102;
    --bs-body-font-family: 'Public Sans', system-ui, -apple-system, 'Segoe UI', sans-serif;
    --bs-body-color: var(--ink);
    --bs-link-color: var(--navy);
    --bs-link-hover-color: #0a0f88;
}
html { scroll-behavior: smooth; }
body { background: var(--paper); font-size: .97rem; display: flex; flex-direction: column; min-height: 100vh; }
main { flex: 1 0 auto; }
h1, h2, h3, h4, .serif { font-family: 'Newsreader', Georgia, serif; font-weight: 600; letter-spacing: -.01em; color: var(--navy-deep); }
a { text-underline-offset: 3px; }
:focus-visible { outline: 3px solid rgba(200,150,46,.6); outline-offset: 2px; border-radius: 4px; }
.skip-link { position: absolute; left: -999px; top: 0; background: var(--gold); color: var(--navy-deep); padding: .6rem 1rem; z-index: 2000; font-weight: 600; }
.skip-link:focus { left: 0; }

/* Navigation */
.site-nav { background: var(--navy-deep); position: sticky; top: 0; z-index: 1030; border-bottom: 3px solid var(--gold); }
.site-nav .navbar { padding: .55rem 0; }
.brand { display: flex; align-items: center; gap: .7rem; text-decoration: none; }
.brand-mark { width: 38px; height: 38px; border-radius: 9px; background: var(--gold); color: var(--navy-deep); display: inline-grid; place-items: center; flex: none; }
.brand-name { display: block; color: #fff; font-family: 'Newsreader', serif; font-weight: 600; font-size: 1.15rem; line-height: 1.05; }
.brand-sub { display: block; color: #a9acd3; font-size: .74rem; }
.site-nav .nav-link { color: #c9cbe6; font-weight: 500; padding: .55rem .8rem; border-bottom: 2px solid transparent; }
.site-nav .nav-link:hover { color: #fff; }
.site-nav .nav-link.active { color: #fff; border-bottom-color: var(--gold); }
.site-nav .nav-staff { color: #a9acd3; font-size: .88rem; }
.btn-gold { background: var(--gold); color: var(--navy-deep); font-weight: 600; border: 0; border-radius: 8px; }
.btn-gold:hover { background: #d9a73d; color: var(--navy-deep); }
.btn-navy { background: var(--navy); color: #fff; font-weight: 600; border-radius: 8px; border: 0; }
.btn-navy:hover { background: #0a0f88; color: #fff; }
.btn-line { border: 1px solid #cfd2e3; background: #fff; color: var(--navy); font-weight: 500; border-radius: 8px; }
.btn-line:hover { border-color: var(--navy); color: var(--navy); background: #fff; }

/* Hero */
.hero { background: var(--navy-deep); color: #fff; padding: 4rem 0 4.25rem;
    background-image: repeating-linear-gradient(0deg, transparent 0 35px, rgba(255,255,255,.045) 35px 36px); }
.hero h1 { color: #fff; font-size: clamp(2.1rem, 4.4vw, 3.4rem); line-height: 1.08; max-width: 16ch; margin-bottom: 1rem; }
.hero .lead { color: #b9bce0; max-width: 46ch; font-size: 1.05rem; }
.search-bar { display: flex; background: #fff; border-radius: 10px; padding: 5px; max-width: 560px; margin-top: 1.75rem; box-shadow: 0 10px 30px rgba(0,0,0,.25); }
.search-bar input { flex: 1; border: 0; padding: .75rem 1rem; font-size: 1rem; background: transparent; min-width: 0; }
.search-bar input:focus { outline: none; }
.search-bar:focus-within { outline: 3px solid rgba(200,150,46,.7); }
.search-bar button { border: 0; background: var(--gold); color: var(--navy-deep); font-weight: 600; padding: 0 1.4rem; border-radius: 7px; }
.search-bar button:hover { background: #d9a73d; }
.hero-links { margin-top: 1rem; font-size: .9rem; color: #a9acd3; display: flex; gap: 1.1rem; flex-wrap: wrap; }
.hero-links a { color: #fff; text-decoration: none; border-bottom: 1px solid rgba(255,255,255,.3); }
.hero-links a:hover { border-color: var(--gold); }
.hero-facts { border-left: 1px solid rgba(255,255,255,.18); padding-left: 2rem; }
.fact { padding: .9rem 0; border-bottom: 1px solid rgba(255,255,255,.12); display: flex; align-items: baseline; justify-content: space-between; gap: 1rem; }
.fact:last-child { border-bottom: 0; }
.fact b { font-family: 'Newsreader', serif; font-size: 2.1rem; font-weight: 600; color: #fff; line-height: 1; }
.fact span { color: #a9acd3; }
@media (max-width: 991.98px) { .hero-facts { border-left: 0; padding-left: 0; margin-top: 2rem; border-top: 1px solid rgba(255,255,255,.18); } }

/* Sections */
.section { padding: 3rem 0 0; }
.section:last-of-type { padding-bottom: 3.5rem; }
.section-head { display: flex; justify-content: space-between; align-items: baseline; gap: 1rem; margin-bottom: 1.25rem; }
.section-head h2 { font-size: 1.6rem; margin: 0; }
.section-head a { font-weight: 600; text-decoration: none; font-size: .9rem; white-space: nowrap; }
.section-head a:hover { text-decoration: underline; }

/* Page heading band */
.page-band { background: #fff; border-bottom: 1px solid var(--line); padding: 2rem 0 1.6rem; }
.page-band h1 { font-size: clamp(1.7rem, 3vw, 2.3rem); margin: 0; }
.page-band p { color: var(--muted); margin: .4rem 0 0; max-width: 62ch; }
.crumbs { font-size: .85rem; margin-bottom: .6rem; color: var(--muted); }
.crumbs a { color: var(--muted); text-decoration: none; }
.crumbs a:hover { color: var(--navy); text-decoration: underline; }
.page-body { padding: 2rem 0 3.5rem; }

/* Faculty list */
.faculty-list { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 0 2rem; border-top: 1px solid var(--line); }
.faculty-list a { display: flex; justify-content: space-between; align-items: center; gap: 1rem; padding: .85rem .25rem; border-bottom: 1px solid var(--line); color: var(--ink); text-decoration: none; font-weight: 500; }
.faculty-list a:hover { color: var(--navy); background: #fff; padding-left: .6rem; }
.faculty-list small { color: var(--muted); font-weight: 400; white-space: nowrap; }

/* Records (publication rows) */
.records { border-top: 2px solid var(--navy-deep); }
.record { padding: 1.35rem .25rem 1.25rem; border-bottom: 1px solid var(--line); }
.record-meta { display: flex; align-items: center; gap: .5rem; flex-wrap: wrap; margin-bottom: .5rem; }
.record-year { margin-left: auto; color: var(--muted); font-size: .88rem; font-variant-numeric: tabular-nums; }
.pill { background: var(--navy-soft); color: var(--navy); font-weight: 600; font-size: .75rem; padding: .22rem .6rem; border-radius: 6px; }
.pill-oa { background: var(--gold-soft); color: #7a5712; }
.pill-oa i { font-size: .7rem; margin-right: 2px; }
.record-title { font-size: 1.3rem; line-height: 1.3; margin: 0 0 .35rem; }
.record-title a { color: var(--navy-deep); text-decoration: none; }
.record-title a:hover { color: var(--navy); text-decoration: underline; text-decoration-color: var(--gold); text-decoration-thickness: 2px; }
.record-by { font-size: .9rem; color: var(--muted); margin-bottom: .45rem; }
.record-by a { color: var(--navy); font-weight: 500; text-decoration: none; }
.record-by a:hover { text-decoration: underline; }
.record-abs { color: #454a63; margin-bottom: .7rem; max-width: 80ch; }
.record-foot { display: flex; gap: 1.25rem; flex-wrap: wrap; font-size: .82rem; color: var(--muted); }
.record-foot i { margin-right: 4px; color: var(--gold); }

/* Filter bar */
.filters { background: #fff; border: 1px solid var(--line); border-radius: 12px; padding: 1rem; margin-bottom: 1.25rem; }
.filters .form-control, .filters .form-select { border-color: #cfd2e3; border-radius: 8px; padding: .6rem .8rem; }
.filters .form-control:focus, .filters .form-select:focus { border-color: var(--navy); box-shadow: 0 0 0 .2rem rgba(0,6,102,.12); }
.result-count { color: var(--muted); font-size: .9rem; margin-bottom: .75rem; }

/* News */
.news-item { display: grid; grid-template-columns: 120px 1fr; gap: 1.5rem; padding: 1.5rem .25rem; border-bottom: 1px solid var(--line); }
.news-date { color: var(--muted); font-size: .88rem; padding-top: .3rem; }
.news-item h2, .news-item h3 { font-size: 1.35rem; margin: 0 0 .4rem; }
.news-item p { color: #454a63; max-width: 75ch; }
.news-toggle { font-weight: 600; font-size: .9rem; border: 0; background: none; color: var(--navy); padding: 0; }
.news-toggle:hover { text-decoration: underline; }
.news-full { white-space: normal; margin-top: .75rem; }
@media (max-width: 640px) { .news-item { grid-template-columns: 1fr; gap: .25rem; } }
.news-card { display: block; padding: 1.1rem 0; border-bottom: 1px solid var(--line); text-decoration: none; color: inherit; }
.news-card:hover h3 { color: var(--navy); text-decoration: underline; }
.news-card small { color: var(--muted); }
.news-card h3 { font-size: 1.15rem; margin: .2rem 0 .3rem; }
.news-card p { color: #454a63; margin: 0; font-size: .92rem; }

/* Detail page */
.detail h1 { font-size: clamp(1.7rem, 3.2vw, 2.4rem); line-height: 1.2; margin: .75rem 0 1rem; }
.detail h2 { font-size: 1.25rem; margin: 2rem 0 .6rem; }
.abstract { font-size: 1.05rem; line-height: 1.85; color: #2d3148; max-width: 72ch; }
.side-box { background: #fff; border: 1px solid var(--line); border-radius: 12px; padding: 1.25rem; }
.side-box h2 { font-size: 1.05rem; margin: 0 0 .75rem; }
.meta-row { display: flex; justify-content: space-between; gap: 1rem; padding: .55rem 0; border-bottom: 1px solid var(--line); font-size: .9rem; }
.meta-row:last-child { border-bottom: 0; }
.meta-row span:first-child { color: var(--muted); }
.meta-row span:last-child { text-align: right; font-weight: 500; word-break: break-word; }
.kw { display: inline-block; background: #fff; border: 1px solid var(--line); border-radius: 999px; padding: .3rem .85rem; font-size: .85rem; color: var(--ink); text-decoration: none; margin: 0 .4rem .5rem 0; }
.kw:hover { border-color: var(--navy); color: var(--navy); }
.person { display: flex; gap: .8rem; align-items: center; padding: .7rem 0; border-bottom: 1px solid var(--line); }
.person:last-child { border-bottom: 0; }
.avatar { width: 40px; height: 40px; border-radius: 50%; background: var(--navy-soft); color: var(--navy); display: grid; place-items: center; font-weight: 700; flex: none; }
.person a { font-weight: 600; text-decoration: none; }
.person a:hover { text-decoration: underline; }
.author-hero { background: #fff; border: 1px solid var(--line); border-left: 5px solid var(--gold); border-radius: 12px; padding: 1.75rem; display: flex; gap: 1.5rem; align-items: center; justify-content: space-between; flex-wrap: wrap; }
.author-hero .count { text-align: center; padding-left: 1.5rem; border-left: 1px solid var(--line); }
.author-hero .count b { font-family: 'Newsreader', serif; font-size: 2.6rem; display: block; line-height: 1; color: var(--navy-deep); }

/* Misc */
.panel { background: #fff; border: 1px solid var(--line); border-radius: 12px; padding: 1.75rem; }
.feature { padding: 1.4rem; border: 1px solid var(--line); background: #fff; border-radius: 12px; height: 100%; text-decoration: none; color: var(--ink); display: block; transition: border-color .15s; }
.feature:hover { border-color: var(--navy); color: var(--ink); }
.feature .ico { width: 42px; height: 42px; border-radius: 10px; background: var(--navy-soft); color: var(--navy); display: grid; place-items: center; margin-bottom: .9rem; }
.feature h3 { font-size: 1.2rem; margin-bottom: .3rem; }
.feature p { color: var(--muted); margin: 0; font-size: .92rem; }
.notice { padding: .9rem 1.1rem; border-radius: 10px; display: flex; gap: .7rem; align-items: center; margin: 1rem 0; }
.notice-error { background: #fdecec; color: #8a1c1c; }
.empty { text-align: center; padding: 3.5rem 1rem; color: var(--muted); }
.empty i { font-size: 2rem; color: #b8bcd3; margin-bottom: .75rem; display: block; }
.pager { display: flex; gap: .4rem; justify-content: center; margin-top: 2rem; }
.pager a, .pager .current { min-width: 40px; height: 40px; display: grid; place-items: center; border-radius: 8px; border: 1px solid var(--line); background: #fff; color: var(--navy); text-decoration: none; font-weight: 600; padding: 0 .6rem; }
.pager a:hover { border-color: var(--navy); }
.pager .current { background: var(--navy); border-color: var(--navy); color: #fff; }
.err-code { font-family: 'Newsreader', serif; font-size: clamp(5rem, 14vw, 9rem); line-height: 1; color: var(--navy); margin: 0; }

/* Footer */
.site-footer { background: var(--navy-deep); color: #b9bce0; padding: 3rem 0 1.5rem; border-top: 3px solid var(--gold); flex-shrink: 0; }
.foot-brand { display: flex; align-items: center; gap: .7rem; color: #fff; font-family: 'Newsreader', serif; font-size: 1.2rem; font-weight: 600; margin-bottom: .8rem; }
.foot-h { font-family: 'Public Sans', sans-serif; font-size: .95rem; font-weight: 700; color: #fff; margin-bottom: .8rem; letter-spacing: 0; }
.site-footer ul li { margin-bottom: .5rem; font-size: .92rem; }
.site-footer a { color: #b9bce0; text-decoration: none; }
.site-footer a:hover { color: #fff; text-decoration: underline; }
.site-footer li i { color: var(--gold); width: 1.3em; }
.foot-base { margin-top: 2rem; padding-top: 1.25rem; border-top: 1px solid rgba(255,255,255,.12); font-size: .85rem; text-align: center; }

@media (prefers-reduced-motion: reduce) { * { transition: none !important; scroll-behavior: auto !important; } }