/* Ishaque Lab — palette taken from the lab logo */
:root {
  --navy: #0B335D;
  --mid: #2A5A82;
  --light: #4F86AB;
  --pale: #6BAACB;
  --wash: #EEF3F8;   /* cool tint of the pale blue, for panels */
  --rule: #D5E1EC;
  --ink: #1B2733;
  --ink-2: #4A5966;
  --bg: #FFFFFF;
  --font: "IBM Plex Sans", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --measure: 68ch;
}

*, *::before, *::after { box-sizing: border-box; }
html { font-size: 100%; scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

body {
  margin: 0;
  font-family: var(--font);
  font-size: 1.0625rem;
  line-height: 1.55;
  color: var(--ink);
  background: var(--bg);
}

.container { width: min(1080px, 100% - 3rem); margin-inline: auto; }

a { color: var(--mid); text-decoration-thickness: 1px; text-underline-offset: 3px; }
a:hover { color: var(--navy); }
a:focus-visible, button:focus-visible { outline: 3px solid var(--pale); outline-offset: 3px; }

.skip { position: absolute; left: -999px; top: 0; background: var(--navy); color: #fff; padding: .5rem 1rem; }
.skip:focus { left: 1rem; z-index: 10; }

h1, h2, h3 { color: var(--navy); line-height: 1.2; font-weight: 600; letter-spacing: -0.01em; }
h1 { font-size: clamp(1.9rem, 1.2rem + 2.2vw, 2.75rem); margin: 0 0 .75rem; }
h2 { font-size: 1.5rem; margin: 2.75rem 0 .75rem; }
h3 { font-size: 1.125rem; margin: 1.5rem 0 .25rem; }
p, ul, ol { max-width: var(--measure); }
main > p:first-of-type, .lead { font-size: 1.2rem; color: var(--ink-2); }

/* Header */
.site-header { border-bottom: 4px solid var(--navy); background: var(--bg); }
.header-inner { display: flex; align-items: center; justify-content: space-between; gap: 2rem; padding: 1rem 0; flex-wrap: wrap; }
.brand img { display: block; height: 64px; width: auto; }
.site-nav { display: flex; gap: .25rem 1.25rem; flex-wrap: wrap; }
.site-nav a { color: var(--ink); text-decoration: none; padding: .5rem 0; border-bottom: 3px solid transparent; font-weight: 500; }
.site-nav a:hover { color: var(--mid); }
.site-nav a[aria-current="page"] { color: var(--navy); border-bottom-color: var(--light); }

main { padding: 2.5rem 0 4rem; }

/* Home */
.hero { display: grid; grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr); gap: 3rem; align-items: start; margin-bottom: 3rem; }
.hero-side { background: var(--wash); border-left: 4px solid var(--light); padding: 1.25rem 1.5rem; font-size: .95rem; }
.hero-side p { margin: 0 0 .5rem; }
.hero-side ul { list-style: none; padding: 0; margin: 0; }
.hero-side li { padding: .15rem 0; }
@media (max-width: 800px) { .hero { grid-template-columns: 1fr; } }

.button { display: inline-block; background: var(--navy); color: #fff; text-decoration: none; padding: .6rem 1.1rem; font-weight: 500; border-radius: 3px; }
.button:hover { background: var(--mid); color: #fff; }
.button.secondary { background: transparent; color: var(--navy); border: 2px solid var(--navy); }
.button.secondary:hover { background: var(--wash); }
.actions { display: flex; gap: .75rem; flex-wrap: wrap; margin-top: 1.5rem; }

/* Research areas: a two-column grid, ruled not carded */
.areas { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 0 3rem; padding: 0; margin: 0; list-style: none; }
.areas li { border-top: 2px solid var(--rule); padding: 1rem 0 1.25rem; }
.areas h3 { margin-top: 0; }
.areas p { margin: .35rem 0 0; color: var(--ink-2); font-size: .98rem; }

/* Software table */
table { border-collapse: collapse; width: 100%; font-size: .98rem; }
th, td { text-align: left; padding: .7rem .75rem .7rem 0; border-bottom: 1px solid var(--rule); vertical-align: top; }
th { color: var(--navy); font-weight: 600; border-bottom: 2px solid var(--navy); }
td:first-child { font-weight: 600; white-space: nowrap; }
.tools-group { margin-top: 2rem; }
.tools { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 1rem 2rem; max-width: none; }
.tool { padding: .75rem 0; border-top: 1px solid var(--rule); }
.tool-name { display: block; font-weight: 600; color: var(--navy); }
.tool-summary { display: block; color: var(--ink-2); font-size: .95rem; }
.tool-links { display: flex; align-items: center; gap: .75rem; margin-top: .4rem; }
.tool-links a { display: block; line-height: 0; opacity: .75; }
.tool-links a:hover, .tool-links a:focus-visible { opacity: 1; }
.tool-links img { width: 18px; height: 18px; display: block; }
.tool-license { font-size: .75rem; font-weight: 500; letter-spacing: .04em; color: #767676; border: 1px solid #C9C9C9; border-radius: 3px; padding: 0 .4rem; line-height: 1.5; }

/* Publications */
.pubs { list-style: none; padding: 0; margin: 0; max-width: 80ch; }
.pubs li { padding: 1rem 0; border-bottom: 1px solid var(--rule); }
.pub-title { font-weight: 600; color: var(--navy); }
.pub-title a { color: inherit; text-decoration: none; }
.pub-title a:hover { text-decoration: underline; }
.pub-meta { display: block; color: var(--ink-2); font-size: .95rem; margin-top: .2rem; }
.pub-authors { display: block; color: var(--ink-2); font-size: .92rem; margin-top: .15rem; }
.pubs-status { color: var(--ink-2); font-size: .95rem; }
.pubs-controls { display: flex; gap: 1rem; align-items: center; flex-wrap: wrap; margin: 1rem 0 .5rem; font-size: .95rem; }
.pubs-controls label { display: inline-flex; gap: .4rem; align-items: center; }

/* People */
.people-group { margin-top: 2rem; }
.people { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 1rem 2rem; }
.person { display: flex; gap: 1rem; align-items: flex-start; padding: .75rem 0; border-top: 1px solid var(--rule); }
.person-photo { width: 72px; height: 72px; border-radius: 50%; object-fit: cover; flex: none; }
.person-initial { display: grid; place-items: center; background: var(--wash); color: var(--mid); font-weight: 600; font-size: 1.5rem; }
.person-name { display: block; font-weight: 600; color: var(--navy); }
.person-title { display: block; color: var(--ink-2); font-size: .95rem; }
.person-links { display: flex; gap: .75rem; margin-top: .4rem; }
.person-links a { display: block; line-height: 0; opacity: .75; }
.person-links a:hover, .person-links a:focus-visible { opacity: 1; }
.person-links img { width: 18px; height: 18px; display: block; }

/* Contact */
.contact-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 2rem; }
.map { width: 100%; aspect-ratio: 4 / 3; border: 0; border-top: 4px solid var(--navy); }

/* Research page */
.toc { display: flex; flex-wrap: wrap; gap: .4rem 1rem; font-size: .92rem; margin: 1.5rem 0 2.5rem; padding: .75rem 0; border-top: 1px solid var(--rule); border-bottom: 1px solid var(--rule); }
.toc span { color: var(--ink-2); }
.toc a { text-decoration: none; color: var(--mid); }
.toc a:hover { text-decoration: underline; }
.theme { border-top: 1px solid var(--rule); padding: 1rem 0 .5rem; }
.theme h3 { margin-top: 0; }
.consortium { border-top: 2px solid var(--rule); padding: 1.5rem 0 1rem; }
.consortium-head { display: flex; align-items: center; gap: 1.25rem; margin-bottom: .5rem; }
.consortium-head img { height: 48px; width: auto; }
.consortium-head h3 { margin: 0; }
.consortium-head h3 a { color: var(--navy); text-decoration: none; }
.consortium-head h3 a:hover { text-decoration: underline; }
.consortium h4 { font-size: .85rem; letter-spacing: .06em; text-transform: uppercase; color: var(--light); margin: 1.25rem 0 .25rem; }
.roles, .related { font-size: .92rem; color: var(--ink-2); }
.areas h3 a { color: var(--navy); text-decoration: none; }
.areas h3 a:hover { text-decoration: underline; }

/* Publications page */
.pubs.selected { margin-bottom: 1rem; }
.pub-why { display: block; font-size: .95rem; margin-top: .3rem; }

/* Footer */
.site-footer { background: var(--navy); color: #DCE7F1; margin-top: 2rem; font-size: .95rem; }
.site-footer a { color: #fff; }
.footer-top { display: flex; justify-content: space-between; align-items: flex-start; gap: 2rem; padding: 2.5rem 0 1.5rem; flex-wrap: wrap; }
.footer-address p { margin: 0; line-height: 1.7; }
.footer-social { list-style: none; margin: 0; padding: .25rem 0 0; display: flex; gap: 1.5rem; }
.footer-social img { width: 26px; height: 26px; display: block; opacity: .85; }
.footer-social a:hover img, .footer-social a:focus-visible img { opacity: 1; }
.partners-list {
  list-style: none; margin: 0; padding: 1.75rem 0 1.5rem;
  border-top: 1px solid var(--mid);
  display: flex; align-items: center; justify-content: space-between; gap: 1.5rem 2rem;
}
.partners-list img { width: auto; display: block; opacity: .9; }
.partners-list a:hover img { opacity: 1; }
.footer-meta { padding: 1rem 0 1.5rem; border-top: 1px solid var(--mid); color: var(--pale); font-size: .85rem; }
.footer-meta p { margin: 0; }
.footer-meta a { color: var(--pale); }
@media (max-width: 720px) {
  .footer-top { flex-direction: column; }
  .partners-list { justify-content: center; flex-wrap: wrap; gap: 1.25rem 2.5rem; }
  .partners-list img { transform: scale(.85); }
}

/* Article-level metrics */
.metrics { display: flex; align-items: center; gap: .75rem; margin-top: .5rem; flex-wrap: wrap; }
.metric { display: inline-flex; align-items: center; gap: .45rem; text-decoration: none; font-size: .76rem; color: var(--ink-2); line-height: 1; }
.metric.bip { border: 1px solid var(--rule); border-radius: 4px; padding: .3rem .5rem; }
.metric.bip:hover { border-color: var(--light); }
.metric-logo { height: 14px; width: auto; display: block; }
.bip-item { display: inline-flex; align-items: center; gap: .25rem; }
.bip-key { color: #767676; }
.bip-class { border: 1px solid #C9C9C9; border-radius: 3px; padding: .05rem .3rem; font-weight: 500; color: #767676; }
.bip-C1, .bip-C2 { border-color: var(--navy); color: var(--navy); }
.bip-C3 { border-color: var(--mid); color: var(--mid); }
.bip-C4 { border-color: var(--light); color: var(--light); }
.metric-value { color: var(--ink-2); }
/* Third-party badges are 64px; shrink the box with a transform so their own layout is untouched */
:root { --badge-scale: .7; }
.badge-scale { display: inline-block; width: calc(64px * var(--badge-scale)); height: calc(64px * var(--badge-scale)); line-height: 0; }
.badge-scale > * { transform: scale(var(--badge-scale)); transform-origin: top left; }