/* ==========================================================================
   home.css: styles used only on the home page (landing, about, career, publications)
   Loads after site.css.
   ========================================================================== */

/* ---------- Hero ---------- */
.hero {
    max-width: var(--wrap);
    margin: 0 auto;
    padding: clamp(2.25rem, 5vw, 4rem) var(--gutter) clamp(2.25rem, 5vw, 3.5rem);
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(15rem, 21rem);
    grid-template-areas: "bio photo";
    column-gap: clamp(2rem, 6vw, 6rem);
    row-gap: 2rem;
    align-items: start;
}
.hero__bio  { grid-area: bio; }

h1 {
    margin: 0;
    font-weight: 500;
    font-size: clamp(3.2rem, 9vw, 6.75rem);
    line-height: 1;
    letter-spacing: -0.03em;
}
h1 span { display: block; }

.role {
    max-width: 26rem;
    margin: 1.25rem 0 0;
    font-family: var(--sans);
    font-size: 1.05rem;
    line-height: 1.5;
    color: var(--muted);
}

.lead {
    max-width: 36rem;
    margin: 0;
    font-size: clamp(1.15rem, 1.5vw, 1.3rem);
    line-height: 1.6;
}

.contact {
    margin: 1.75rem 0 0;
    font-family: var(--sans);
    font-size: 1rem;
}

.profiles {
    display: flex;
    flex-wrap: wrap;
    gap: 0.35rem 1.4rem;
    margin: 0.75rem 0 0;
    padding: 0;
    list-style: none;
    font-family: var(--sans);
    font-size: 0.95rem;
}

/* ---------- Portrait slideshow ---------- */
.portrait {
    grid-area: photo;
    justify-self: end;
    width: 100%;
    max-width: 21rem;
    margin: 0;
}
.slides {
    position: relative;
    aspect-ratio: 4 / 5;
    overflow: hidden;
    background: var(--rule);
    border-radius: 2px;
}
.slide {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: 50% 25%;
    opacity: 0;
    transition: opacity 0.9s ease;
}
.slide.is-active { opacity: 1; }

.portrait__dots { display: flex; gap: 0.1rem; margin-top: 0.4rem; }
.portrait__dots button {
    display: grid;
    place-items: center;
    width: 1.5rem;
    height: 1.5rem;
    padding: 0;
    border: 0;
    background: none;
    cursor: pointer;
}
.portrait__dots button::before {
    content: "";
    width: 0.5rem;
    height: 0.5rem;
    border: 1px solid var(--muted);
    border-radius: 50%;
}
.portrait__dots button[aria-current="true"]::before { background: var(--ink); border-color: var(--ink); }

.hero + .block { border-top: 1px solid var(--rule); }

/* ---------- Career: timeline + list ---------- */
.subhead { margin: 0 0 1rem; font-size: 1.1rem; font-weight: 500; }
.rows + .subhead { margin-top: 2.25rem; }

.tl { overflow-x: auto; padding-bottom: 0.75rem; }
.tl__inner { min-width: 42rem; }
.tl__years {
    display: grid;
    grid-template-columns: repeat(var(--cols), 1fr);
    font-family: var(--sans);
    font-size: 0.75rem;
    color: var(--muted);
    text-align: center;
    font-variant-numeric: tabular-nums;
}
.tl__group { margin-top: 1rem; }
.tl__label {
    position: sticky;
    left: 0;
    width: max-content;
    margin: 0 0 0.35rem;
    font-family: var(--sans);
    font-size: 0.85rem;
    color: var(--muted);
}
.tl__lanes {
    position: relative;
    height: calc(var(--lanes) * 2.4rem + 0.2rem);
    border-top: 1px solid var(--rule);
    background-image: linear-gradient(to right, var(--rule) 1px, transparent 1px);
    background-size: calc(100% / var(--cols)) 100%;
}
.tl-bar {
    position: absolute;
    height: 2rem;
    min-width: 1.5rem;
    margin: 0;
    padding: 0 0.5rem;
    border: 0;
    border-radius: 2px;
    color: #fff;
    font-family: var(--sans);
    font-size: 0.8rem;
    font-weight: 500;
    line-height: 1;
    text-align: left;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    cursor: pointer;
}
.tl-bar--edu { background-color: #3A6377; }
.tl-bar--job { background-color: #A8532A; }
.tl-bar--narrow { padding: 0; text-align: center; font-size: 0.7rem; }
.tl-bar--now { background-image: linear-gradient(90deg, transparent 70%, rgba(242, 245, 245, 0.4)); }
.tl-bar:hover { filter: brightness(1.12); }
.tl-bar[aria-pressed="true"] { box-shadow: 0 0 0 2px var(--paper), 0 0 0 4px var(--ink); }

.tl-detail {
    margin-top: 1.5rem;
    padding-left: 1rem;
    border-left: 2px solid var(--rule);
}
.tl-detail__when { margin: 0; font-family: var(--sans); font-size: 0.9rem; color: var(--muted); }
.tl-detail__body { margin-top: 0.15rem; }

/* ---------- Career: timeline + list ---------- */
.subhead { margin: 0 0 1rem; font-size: 1.1rem; font-weight: 500; }
.rows + .subhead { margin-top: 2.25rem; }

.tl { overflow-x: auto; padding-bottom: 0.75rem; }
.tl__inner { min-width: 42rem; }
.tl__years {
    display: grid;
    grid-template-columns: repeat(var(--cols), 1fr);
    font-family: var(--sans);
    font-size: 0.75rem;
    color: var(--muted);
    text-align: center;
    font-variant-numeric: tabular-nums;
}
.tl__group { margin-top: 1rem; }
.tl__label {
    position: sticky;
    left: 0;
    width: max-content;
    margin: 0 0 0.35rem;
    font-family: var(--sans);
    font-size: 0.85rem;
    color: var(--muted);
}
.tl__lanes {
    position: relative;
    height: calc(var(--lanes) * 2.4rem + 0.2rem);
    border-top: 1px solid var(--rule);
    background-image: linear-gradient(to right, var(--rule) 1px, transparent 1px);
    background-size: calc(100% / var(--cols)) 100%;
}
.tl-bar {
    position: absolute;
    height: 2rem;
    min-width: 1.5rem;
    margin: 0;
    padding: 0 0.5rem;
    border: 0;
    border-radius: 2px;
    color: #fff;
    font-family: var(--sans);
    font-size: 0.8rem;
    font-weight: 500;
    line-height: 1;
    text-align: left;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    cursor: pointer;
}
.tl-bar--edu { background-color: #3A6377; }
.tl-bar--job { background-color: #A8532A; }
.tl-bar--narrow { padding: 0; text-align: center; font-size: 0.7rem; }
.tl-bar--now { background-image: linear-gradient(90deg, transparent 70%, rgba(242, 245, 245, 0.4)); }
.tl-bar:hover { filter: brightness(1.12); }
.tl-bar[aria-pressed="true"] { box-shadow: 0 0 0 2px var(--paper), 0 0 0 4px var(--ink); }

.tl-detail {
    margin-top: 1.5rem;
    padding-left: 1rem;
    border-left: 2px solid var(--rule);
}
.tl-detail__when { margin: 0; font-family: var(--sans); font-size: 0.9rem; color: var(--muted); }
.tl-detail__body { margin-top: 0.15rem; }

/* ---------- Small screens ---------- */
@media (max-width: 820px) {
    .hero {
        grid-template-columns: minmax(0, 1fr);
        grid-template-areas: "photo" "bio";
        row-gap: 1.75rem;
    }
    .portrait { justify-self: start; max-width: 14rem; }
    .role { font-size: 1rem; }
    .lead { font-size: 1.15rem; }

}

@media (prefers-reduced-motion: reduce) {
    .slide { transition: none; }
}