/*
 * Unit-base sites (layouts.unit): DRM and Design for Delight. Loaded after school-site.css,
 * and only on unit sites, so nothing here can change the schools.
 *
 * Unit sites wear the main Daystar colours instead of a school colour: inside .unit-site
 * (a wrapper in layouts.unit) the school colour variables point back at the main site's
 * navy and cyan (style.css :root), and buttons get the main site's default-btn look
 * (cyan fill, navy text, navy on hover).
 */

/* ---------- Main Daystar palette ---------- */
.unit-site {
    --school-colour: var(--color-cyan-700);
    --school-deep: var(--color-navy-900);
    --school-accent: var(--color-cyan-500);
    --school-accent-light: color-mix(in srgb, var(--color-cyan-500) 55%, #fff);
    --school-footer-link: color-mix(in srgb, var(--color-cyan-500) 22%, #fff);
    --school-overlay: linear-gradient(90deg,
        rgb(0 33 71 / 92%) 0%,
        rgb(0 33 71 / 80%) 50%,
        rgb(0 33 71 / 35%) 100%);
    --school-colour-soft: var(--color-cyan-50, #dff6ff);
}

.unit-site .school-header .default-btn,
.unit-site .school-main .default-btn {
    background: var(--color-cyan-500);
    border-color: var(--color-cyan-500);
    color: var(--color-navy-900);
}

.unit-site .school-header .default-btn:hover,
.unit-site .school-header .default-btn:focus-visible,
.unit-site .school-main .default-btn:hover,
.unit-site .school-main .default-btn:focus-visible {
    background: var(--color-navy-900);
    border-color: var(--color-navy-900);
    color: #fff;
}

.unit-site .school-main .default-btn.outline {
    background: transparent;
    border-color: var(--color-cyan-700);
    color: var(--color-cyan-700);
}

.unit-site .school-main .default-btn.outline:hover,
.unit-site .school-main .default-btn.outline:focus-visible {
    background: var(--color-cyan-500);
    border-color: var(--color-cyan-500);
    color: var(--color-navy-900);
}

/* ---------- Home hero slides (Bootstrap carousel, never advances on its own) ---------- */
.unit-hero {
    position: relative;
}

.unit-hero__controls {
    position: absolute;
    left: 0;
    right: 0;
    bottom: 28px;
    z-index: 2;
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 12px;
}

.unit-hero__controls > button {
    display: inline-grid;
    place-items: center;
    width: 44px;
    height: 44px;
    padding: 0;
    background: rgb(255 255 255 / 12%);
    border: 1px solid rgb(255 255 255 / 45%);
    border-radius: 50%;
    color: #fff;
    font-size: 24px;
    transition: background-color 0.2s ease;
}

.unit-hero__controls > button:hover,
.unit-hero__controls > button:focus-visible {
    background: rgb(255 255 255 / 28%);
}

.unit-hero__dots {
    display: flex;
    gap: 4px;
}

.unit-hero__dots button {
    position: relative;
    width: 44px;
    height: 44px;
    padding: 0;
    background: transparent;
    border: 0;
}

.unit-hero__dots button::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 8px;
    right: 8px;
    height: 3px;
    background: rgb(255 255 255 / 45%);
    border-radius: 2px;
    transform: translateY(-50%);
}

.unit-hero__dots button.active::before {
    background: var(--color-cyan-500);
}

.unit-hero .school-hero__content {
    padding-bottom: calc(var(--school-gutter) + 48px);
}

/* ---------- Section photos ---------- */
.unit-photo {
    width: 100%;
    height: auto;
    aspect-ratio: 3 / 2;
    object-fit: cover;
    border-radius: 12px;
    box-shadow: var(--shadow-card-hover);
}

.unit-photo--portrait {
    aspect-ratio: 4 / 5;
}

/* ---------- Director (about page) ---------- */
.unit-person__name {
    margin: 0 0 6px;
    color: var(--color-navy-900);
    font-size: clamp(30px, 3.4vw, 44px);
    letter-spacing: -0.025em;
}

.unit-person__title {
    margin: 0 0 24px;
    color: var(--color-muted);
    font-size: 18px;
}

@media (max-width: 767px) {
    .unit-site .school-portrait {
        max-width: 320px;
    }
}

/* ---------- DRICE: long hero title, partner logos, research pathway ---------- */
.unit-hero__title--long {
    max-width: 22ch;
    font-size: clamp(32px, 4vw, 52px);
}

.unit-pathway-inline {
    color: #fff;
    font-weight: 600;
    letter-spacing: 0.02em;
}

.unit-stat {
    display: flex;
    align-items: baseline;
    gap: 10px;
    margin: 8px 0 24px;
    color: var(--color-navy-900);
}

.unit-stat strong {
    font-size: clamp(36px, 4vw, 52px);
    line-height: 1;
}

.unit-stat span {
    color: var(--color-muted);
    font-weight: 600;
}

.unit-pathway {
    background: var(--color-navy-900);
    color: #fff;
}

.unit-pathway ol {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 12px 0;
    margin: 0;
    padding: 28px 0;
    list-style: none;
}

.unit-pathway li {
    font-size: clamp(18px, 2vw, 26px);
    font-weight: 700;
    letter-spacing: -0.01em;
}

.unit-pathway li + li::before {
    content: '→';
    margin: 0 18px;
    color: var(--color-cyan-500);
}

.unit-partners {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
    gap: 16px;
    margin: 0;
    padding: 0;
    list-style: none;
}

.unit-partners__item {
    display: grid;
    place-items: center;
    min-height: 110px;
    padding: 20px;
    background: #fff;
    border: 1px solid var(--color-border);
    border-radius: 12px;
}

.unit-partners__item--dark {
    background: var(--color-navy-900);
    border-color: var(--color-navy-900);
}

.unit-partners__item img {
    max-width: 100%;
    max-height: 64px;
    width: auto;
    height: auto;
    object-fit: contain;
}

/* ---------- People cards (DRICE leadership): same shape with or without a photo ---------- */
.unit-people > li {
    display: flex;
}

.unit-person {
    display: flex;
    flex-direction: column;
    width: 100%;
    overflow: hidden;
    background: #fff;
    border: 1px solid var(--color-border);
    border-radius: 12px;
    box-shadow: var(--shadow-card);
}

.unit-person__portrait {
    position: relative;
    display: grid;
    place-items: center;
    aspect-ratio: 1 / 1;
    background: var(--color-navy-900);
}

.unit-person__initials {
    color: var(--color-cyan-500);
    font-size: clamp(40px, 5vw, 56px);
    font-weight: 700;
    letter-spacing: 0.02em;
}

.unit-person__portrait img {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: top;
}

.unit-person__body {
    display: flex;
    flex: 1;
    flex-direction: column;
    padding: 20px;
}

.unit-person__name {
    margin: 0 0 4px;
    color: var(--color-navy-900);
    font-size: 19px;
    line-height: 1.3;
}

.unit-person__role {
    margin: 0;
    color: var(--color-muted);
    font-size: 15px;
    line-height: 1.5;
}

.unit-person__link {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    min-height: 44px;
    margin-top: auto;
    padding-top: 12px;
    color: var(--color-cyan-700);
    font-weight: 600;
}

.unit-person__link:hover,
.unit-person__link:focus-visible {
    color: var(--color-navy-900);
}

/* ---------- Lists, tabs and sidebars ---------- */
.unit-lead {
    margin-bottom: 24px;
    color: var(--color-navy-900);
    font-size: clamp(18px, 1.5vw, 21px);
    line-height: 1.6;
}

.unit-summary-title {
    margin: 0 0 12px;
    color: var(--color-navy-900);
    font-size: 20px;
}

.unit-recent-list {
    margin: 0;
    padding: 0;
    list-style: none;
}

.unit-recent-list li {
    padding: 12px 0;
    border-bottom: 1px solid var(--color-border);
}

.unit-recent-list li:last-child {
    border-bottom: 0;
}

.unit-recent-list a {
    display: block;
    color: var(--color-navy-900);
    font-weight: 600;
    line-height: 1.4;
}

.unit-recent-list a:hover,
.unit-recent-list a:focus-visible {
    color: var(--school-colour);
}

.unit-recent-list time {
    display: block;
    margin-top: 4px;
    color: var(--color-muted);
    font-size: 13px;
}

.unit-tabs {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 32px;
}

.unit-tabs a {
    display: inline-flex;
    align-items: center;
    min-height: 44px;
    padding: 0 18px;
    border: 1px solid var(--color-border);
    border-radius: 999px;
    color: var(--color-navy-900);
    font-weight: 500;
}

.unit-tabs a:hover,
.unit-tabs a:focus-visible {
    border-color: var(--color-cyan-700);
    color: var(--color-cyan-700);
}

.unit-tabs a[aria-current='page'] {
    background: var(--color-navy-900);
    border-color: var(--color-navy-900);
    color: #fff;
    font-weight: 600;
}

/* ---------- Share links ---------- */
.unit-share {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 12px;
    margin-top: 32px;
    padding-top: 24px;
    border-top: 1px solid var(--color-border);
}

.unit-share__label {
    margin: 0;
    color: var(--color-muted);
    font-size: 13px;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
}

.unit-share ul {
    display: flex;
    gap: 8px;
    margin: 0;
    padding: 0;
    list-style: none;
}

.unit-share a {
    display: inline-grid;
    place-items: center;
    width: 44px;
    height: 44px;
    border: 1px solid var(--color-border);
    border-radius: 50%;
    color: var(--color-navy-900);
    font-size: 20px;
}

.unit-share a:hover,
.unit-share a:focus-visible {
    background: var(--color-navy-900);
    border-color: var(--color-navy-900);
    color: #fff;
}

@media (max-width: 767px) {
    .unit-hero__controls {
        justify-content: center;
        bottom: 16px;
    }
}

@media (prefers-reduced-motion: reduce) {
    .unit-hero .carousel-item {
        transition: none;
    }
}