:root { color-scheme: dark; --bg: #0b1220; --text: #e7edf5; --muted: #a5b3c6; --accent: #8adbc7; --border: #29364a; }
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--text); font: 1rem/1.65 system-ui, sans-serif; }
a { color: inherit; }
a:focus-visible { outline: 3px solid var(--accent); outline-offset: 6px; }
.skip-link { position: absolute; top: -6rem; left: 1rem; padding: .75rem; background: var(--bg); z-index: 2; }
.skip-link:focus { top: 1rem; }
.site-header, main, footer { width: min(1120px, calc(100% - 3rem)); margin-inline: auto; }
.site-header { display: flex; justify-content: space-between; align-items: center; padding-block: 1.75rem; border-bottom: 1px solid var(--border); gap: 1rem; }
.brand { font-size: 1.2rem; font-weight: 750; letter-spacing: -.04em; }
.header-label, .eyebrow, .collection-id { color: var(--muted); font-size: .75rem; letter-spacing: .13em; text-transform: uppercase; }
.hero { padding-block: clamp(4rem, 10vw, 8rem); max-width: 850px; }
.eyebrow { margin: 0 0 1rem; color: var(--accent); }
h1 { font-size: clamp(2.8rem, 7vw, 5.5rem); line-height: 1.08; letter-spacing: -.055em; margin: 0 0 1.75rem; font-weight: 650; }
.lead { max-width: 680px; font-size: clamp(1.1rem, 2vw, 1.3rem); color: var(--muted); }
.hero-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 1.5rem; margin-top: 1.4rem; }
.primary-link { display: inline-flex; align-items: center; gap: 2rem; padding: .8rem 1.2rem; border: 1px solid var(--accent); border-radius: .25rem; color: var(--accent); text-decoration: none; }
.primary-link:hover { background: #142b2d; }
.institutional-link { color: var(--accent); text-underline-offset: .3em; }
.capabilities { display: grid; grid-template-columns: repeat(3, 1fr); gap: 2rem; border-block: 1px solid var(--border); padding-block: 2.5rem; }
.feature-number { color: var(--accent); font: .8rem ui-monospace, monospace; }
.capabilities h2 { font-size: 1.05rem; margin: .8rem 0; }
.capabilities p { color: var(--muted); font-size: .95rem; margin: 0; }
.research { padding-block: 4rem; border-bottom: 1px solid var(--border); }
.institutional-context { display: grid; grid-template-columns: 1fr 2fr; gap: 2rem; margin-block: 2rem; }
.institutional-context h3, .research-team h3 { font-size: 1rem; margin: 0 0 .5rem; }
.institutional-context p, .research-team p { margin: 0; color: var(--muted); }
.research-team { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1.25rem; list-style: none; padding: 0; margin: 2rem 0; }
.research-team li { padding: 1.25rem; border-left: 2px solid var(--accent); background: #111d2e; overflow-wrap: anywhere; }
.research-team p, .research-source { font-size: .9rem; }
.research-source { color: var(--muted); }
.research a { color: var(--accent); text-underline-offset: .3em; }
.institutional-resources { display: flex; flex-wrap: wrap; gap: .75rem 1.75rem; margin-top: 1.5rem; font-size: .9rem; }
.collections { padding-block: 4rem 5rem; scroll-margin-top: 2rem; }
.section-heading h2 { font-size: 2rem; letter-spacing: -.04em; margin: 0; }
.section-heading > p:last-child { color: var(--muted); }
.collection-grid { list-style: none; padding: 0; margin: 2rem 0 0; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1.25rem; }
.collection-card { display: flex; height: 100%; flex-direction: column; padding: 1.75rem; border: 1px solid var(--border); border-radius: .4rem; background: #111d2e; text-decoration: none; }
.collection-card:hover { border-color: var(--accent); background: #162539; }
.collection-card h3 { font-size: 1.4rem; margin: .6rem 0 1rem; overflow-wrap: anywhere; }
.collection-location { color: var(--muted); font-size: .9rem; margin: 0 0 1.75rem; }
.collection-action { display: flex; justify-content: space-between; margin-top: auto; color: var(--accent); font-size: .9rem; }
footer { display: flex; justify-content: space-between; gap: 1rem; border-top: 1px solid var(--border); padding-block: 1.5rem; color: var(--muted); font-size: .8rem; }
@media (max-width: 640px) { .header-label { display: none; } .capabilities, .collection-grid, .institutional-context, .research-team { grid-template-columns: 1fr; } .capabilities { gap: 2rem; } footer { flex-direction: column; } }