:root {
    --paper: #fbfaff;
    --paper-alt: #f3effa;
    --white: #ffffff;
    --ink: #26223d;
    --ink-soft: #433d5d;
    --muted: #6d6780;
    --line: #ded9e8;
    --line-dark: #bcb3d0;
    --accent: #8067b5;
    --accent-dark: #594285;
    --accent-light: #d9cff0;
    --deep-purple: #312a4f;
    --serif: "Iowan Old Style", "Palatino Linotype", "Book Antiqua", Palatino, Georgia, serif;
    --sans: "Avenir Next", Avenir, "Gill Sans", "Trebuchet MS", sans-serif;
    --max-width: 1120px;
}

*,
*::before,
*::after {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: 5.5rem;
}

body {
    margin: 0;
    color: var(--ink);
    background: var(--paper);
    font-family: var(--sans);
    font-size: 1rem;
    line-height: 1.7;
    text-rendering: optimizeLegibility;
}

img,
svg {
    display: block;
    max-width: 100%;
}

a {
    color: var(--accent-dark);
    text-decoration-color: rgba(89, 66, 133, 0.38);
    text-decoration-thickness: 0.07em;
    text-underline-offset: 0.2em;
}

a:hover {
    color: var(--accent);
    text-decoration-color: currentColor;
}

button,
input,
textarea {
    font: inherit;
}

button,
a {
    -webkit-tap-highlight-color: transparent;
}

:focus-visible {
    outline: 3px solid #aa91db;
    outline-offset: 3px;
}

::selection {
    color: var(--white);
    background: var(--accent);
}

.skip-link {
    position: fixed;
    top: 0.75rem;
    left: 0.75rem;
    z-index: 1000;
    padding: 0.65rem 0.9rem;
    color: var(--white);
    background: var(--ink);
    transform: translateY(-180%);
}

.skip-link:focus {
    transform: translateY(0);
}

.container {
    width: min(calc(100% - 2.5rem), var(--max-width));
    margin-inline: auto;
}

.kicker {
    margin: 0 0 1rem;
    color: var(--muted);
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.site-header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(251, 250, 255, 0.96);
    border-bottom: 1px solid var(--line);
    backdrop-filter: blur(10px);
}

.header-inner {
    display: flex;
    min-height: 4.75rem;
    gap: 2rem;
    align-items: center;
    justify-content: space-between;
}

.brand {
    color: var(--ink);
    font-family: var(--serif);
    font-size: 1.15rem;
    font-weight: 700;
    text-decoration: none;
}

.brand strong {
    color: var(--accent);
    font-weight: 700;
}

.site-nav {
    display: flex;
    gap: 0.15rem;
    align-items: center;
}

.site-nav a {
    padding: 0.55rem 0.6rem;
    color: var(--ink-soft);
    font-size: 0.76rem;
    font-weight: 650;
    letter-spacing: 0.035em;
    text-decoration: none;
}

.site-nav a:hover,
.site-nav a[aria-current="page"] {
    color: var(--accent-dark);
    text-decoration: underline;
    text-underline-offset: 0.35rem;
}

.site-nav .nav-utility {
    margin-left: 0.4rem;
    padding-left: 1rem;
    border-left: 1px solid var(--line-dark);
}

.nav-toggle {
    display: none;
    width: 2.75rem;
    height: 2.75rem;
    padding: 0;
    background: transparent;
    border: 1px solid var(--line-dark);
    cursor: pointer;
}

.nav-toggle span,
.nav-toggle span::before,
.nav-toggle span::after {
    position: absolute;
    width: 1.15rem;
    height: 1px;
    background: var(--ink);
    content: "";
}

.nav-toggle span {
    transform: translate(-50%, -50%);
}

.nav-toggle span::before {
    transform: translate(-50%, -0.35rem);
}

.nav-toggle span::after {
    transform: translate(-50%, 0.35rem);
}

.hero {
    color: var(--ink);
    background: var(--white);
    border-bottom: 1px solid var(--line);
}

.hero-grid {
    display: grid;
    min-height: 43rem;
    grid-template-columns: minmax(0, 1.55fr) minmax(19rem, 0.45fr);
    gap: clamp(3rem, 7vw, 6rem);
    align-items: center;
    padding-block: clamp(4.5rem, 9vw, 8rem);
}

.hero-copy {
    max-width: 48rem;
}

.hero h1,
.page-hero h1 {
    margin: 0;
    font-family: var(--serif);
    font-size: clamp(3.4rem, 7vw, 5.75rem);
    font-weight: 500;
    letter-spacing: -0.045em;
    line-height: 0.98;
}

.hero h1 {
    color: var(--ink);
}

.hero .kicker {
    color: var(--accent-dark);
}

.hero-field {
    margin: 1rem 0 0;
    color: var(--accent);
    font-size: clamp(1.05rem, 2vw, 1.35rem);
    font-weight: 700;
    line-height: 1.3;
    white-space: nowrap;
}

.hero-education {
    display: grid;
    max-width: 41rem;
    gap: 0.9rem;
    margin-top: 1.65rem;
    padding-top: 1.1rem;
    border-top: 1px solid var(--line);
}

.hero-education__item {
    display: grid;
    grid-template-columns: 6.5rem minmax(0, 1fr);
    gap: 1.25rem;
}

.hero-education__year {
    color: var(--muted);
    font-size: 0.76rem;
    font-weight: 700;
    letter-spacing: 0.04em;
}

.hero-education p,
.hero-education strong,
.hero-education p span {
    display: block;
}

.hero-education p {
    margin: 0;
}

.hero-education strong {
    font-family: var(--serif);
    font-size: 1.12rem;
    line-height: 1.25;
}

.hero-education p span {
    margin-top: 0.15rem;
    color: var(--muted);
    font-size: 0.82rem;
}

.hero-education p span a {
    color: inherit;
    text-decoration-color: rgba(109, 103, 128, 0.36);
}

.hero-education p span a:hover {
    color: var(--accent-dark);
}

.hero-lede {
    max-width: 47rem;
    margin: 1.6rem 0 0;
    color: var(--ink-soft);
    font-size: clamp(0.96rem, 1.45vw, 1.08rem);
    line-height: 1.75;
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    margin-top: 2rem;
}

.hero-profile-links {
    display: flex;
    flex-wrap: wrap;
    gap: 0.55rem;
    margin-top: 0.8rem;
}

.hero-profile-links a {
    display: inline-flex;
    min-height: 2.1rem;
    align-items: center;
    padding: 0.3rem 0.65rem;
    color: var(--accent-dark);
    background: var(--paper);
    border: 1px solid var(--line);
    font-size: 0.72rem;
    font-weight: 700;
    text-decoration: none;
}

.hero-profile-links a:hover {
    color: var(--accent-dark);
    background: var(--paper-alt);
    border-color: var(--accent);
}

.button {
    display: inline-flex;
    min-height: 2.8rem;
    align-items: center;
    justify-content: center;
    padding: 0.65rem 1rem;
    color: var(--white);
    background: var(--accent);
    border: 1px solid var(--accent);
    font-size: 0.82rem;
    font-weight: 700;
    text-decoration: none;
}

.button:hover {
    color: var(--white);
    background: #9079c4;
    border-color: #9079c4;
}

.button--ghost {
    color: var(--accent-dark);
    background: transparent;
    border-color: var(--line-dark);
}

.button--ghost:hover {
    color: var(--accent-dark);
    background: var(--paper-alt);
    border-color: var(--accent-dark);
}

.button--light {
    color: var(--accent-dark);
    background: var(--white);
    border-color: var(--white);
}

.button--light:hover {
    color: var(--accent-dark);
    background: var(--paper-alt);
    border-color: var(--paper-alt);
}

.hero-portrait {
    width: min(100%, 22rem);
    justify-self: end;
}

.portrait-frame {
    aspect-ratio: 4 / 5;
    overflow: hidden;
    padding: 0.5rem;
    background: var(--paper-alt);
    border: 1px solid var(--line);
    box-shadow: 1.25rem 1.25rem 0 var(--accent-light);
}

.portrait-frame img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: 54% 52%;
}

.section {
    padding-block: clamp(5rem, 9vw, 7.5rem);
}

.section--paper-light {
    background: var(--paper-alt);
    border-block: 1px solid var(--line);
}

.section--ink {
    color: var(--ink);
    background: var(--paper-alt);
}

.section-heading {
    display: grid;
    grid-template-columns: minmax(0, 0.9fr) minmax(20rem, 1.1fr);
    gap: clamp(2.5rem, 8vw, 7rem);
    align-items: end;
    margin-bottom: clamp(2.75rem, 6vw, 4.75rem);
}

.section-heading h2,
.about-heading h2,
.contact-grid h2,
.presentation-section__heading h2 {
    margin: 0;
    font-family: var(--serif);
    font-size: clamp(2.45rem, 5vw, 4.2rem);
    font-weight: 500;
    letter-spacing: -0.04em;
    line-height: 1.02;
}

.section-heading > p {
    max-width: 40rem;
    margin: 0;
    color: var(--muted);
}

.research-list {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1.25rem;
}

.research-item {
    min-height: 20rem;
    padding: 2.25rem;
    background: var(--white);
    border: 1px solid var(--line);
    border-top: 3px solid var(--accent);
}

.research-item:nth-child(even) {
    padding: 2.25rem;
    border-left: 1px solid var(--line);
}

.research-item--with-media,
.research-item--with-media:nth-child(even) {
    display: flex;
    padding: 0;
    overflow: hidden;
    flex-direction: column;
}

.research-copy h3 {
    max-width: 22ch;
    margin: 0 0 1rem;
    font-family: var(--serif);
    font-size: clamp(1.55rem, 2.7vw, 2.1rem);
    font-weight: 600;
    line-height: 1.18;
}

.research-copy > p {
    max-width: 37rem;
    margin: 0;
    color: var(--muted);
}

.research-meta {
    margin-top: 1.25rem;
    color: var(--ink-soft);
    font-size: 0.82rem;
}

.research-item--with-media .research-copy {
    padding: 2.25rem;
}

.research-media {
    width: 100%;
    height: 15rem;
    margin-top: auto;
    object-fit: cover;
    border-top: 1px solid var(--line);
}

.research-media--diagram {
    width: 100%;
    height: 7rem;
    min-height: 0;
    margin-top: auto;
    padding: 0.55rem;
    background: var(--white);
    border-top: 1px solid var(--line);
    border-left: 0;
    object-fit: contain;
}

.research-media-frame {
    display: flex;
    width: 100%;
    height: 7rem;
    min-height: 0;
    margin-top: auto;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    padding: 0.55rem;
    background: var(--white);
    border-top: 1px solid var(--line);
    border-left: 0;
}

.research-media-frame img {
    width: auto;
    height: 100%;
    max-height: 100%;
    object-fit: contain;
}

.research-media-frame--venus img {
    clip-path: inset(0 2px 0 0);
}

.previous-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: clamp(2rem, 6vw, 5rem);
}

.previous-card {
    padding: 2rem;
    background: var(--white);
    border: 1px solid var(--line);
    border-top: 3px solid var(--accent);
}

.previous-card__copy {
    padding-top: 0;
}

.previous-card h3 {
    margin: 0 0 0.8rem;
    font-family: var(--serif);
    font-size: clamp(1.65rem, 3vw, 2.25rem);
    font-weight: 600;
    line-height: 1.15;
}

.previous-card p {
    max-width: 34rem;
    margin: 0;
    color: var(--muted);
}

.previous-card .research-meta {
    color: var(--ink-soft);
}

.text-link {
    display: inline-block;
    margin-top: 1rem;
    color: var(--accent-dark);
    font-size: 0.82rem;
    font-weight: 700;
}

.output-group + .output-group {
    margin-top: 4rem;
}

.output-group__title {
    margin: 0;
    padding-bottom: 0.8rem;
    border-bottom: 2px solid var(--accent-light);
    font-family: var(--sans);
    font-size: 0.82rem;
    font-weight: 750;
    letter-spacing: 0.06em;
    text-transform: uppercase;
}

.output-list,
.research-presentation-list {
    margin: 0;
    padding: 0;
    list-style: none;
}

.output-item {
    display: grid;
    grid-template-columns: 5rem minmax(0, 1fr) auto;
    gap: 1.5rem;
    align-items: start;
    padding: 1.75rem 0;
    border-bottom: 1px solid var(--line);
}

.output-year,
.award__year,
.research-presentation__date,
.talk-card__date {
    color: var(--muted);
    font-size: 0.74rem;
    font-weight: 700;
    letter-spacing: 0.04em;
}

.output-copy h3 {
    max-width: 52rem;
    margin: 0 0 0.4rem;
    font-family: var(--serif);
    font-size: clamp(1.22rem, 2.2vw, 1.6rem);
    font-weight: 600;
    line-height: 1.28;
}

.output-copy p {
    margin: 0.15rem 0 0;
    color: var(--muted);
    font-size: 0.91rem;
}

.output-links {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    justify-content: flex-end;
}

.output-links a {
    color: var(--accent-dark);
    font-size: 0.78rem;
    font-weight: 700;
}

.award-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    border-top: 1px solid var(--line-dark);
}

.award {
    min-height: 13rem;
    padding: 1.6rem 1.6rem 1.6rem 0;
    background: rgba(255, 255, 255, 0.45);
    border-bottom: 1px solid var(--line);
}

.award:not(:nth-child(3n + 1)) {
    padding-left: 1.6rem;
    border-left: 1px solid var(--line);
}

.award h3 {
    margin: 2rem 0 0.55rem;
    font-family: var(--serif);
    font-size: 1.35rem;
    font-weight: 600;
    line-height: 1.25;
}

.award p {
    margin: 0;
    color: var(--muted);
    font-size: 0.86rem;
}

.outreach-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 2.5rem;
}

.outreach-card {
    display: flex;
    min-height: 24rem;
    flex-direction: column;
    padding-top: 1.5rem;
    border-top: 1px solid var(--line-dark);
}

.outreach-card__icon {
    margin-bottom: 1rem;
    font-size: 1.35rem;
    line-height: 1;
}

.outreach-card h3 {
    margin: 0 0 0.8rem;
    font-family: var(--serif);
    font-size: 1.7rem;
    font-weight: 600;
}

.outreach-card p,
.outreach-list {
    margin: 0;
    color: var(--muted);
}

.outreach-card__lede {
    min-height: 4rem;
}

.outreach-list {
    display: grid;
    gap: 0.45rem;
    margin-top: 1.25rem;
    padding-left: 1.1rem;
    font-size: 0.86rem;
    line-height: 1.5;
}

.outreach-card .text-link {
    margin-top: auto;
}

.contact-band {
    color: var(--white);
    background: var(--deep-purple);
}

.contact-grid {
    display: grid;
    grid-template-columns: minmax(0, 1.1fr) minmax(18rem, 0.9fr);
    gap: 4rem;
    align-items: end;
}

.contact-grid h2 {
    max-width: 13ch;
    color: var(--white);
}

.contact-grid p {
    max-width: 38rem;
    margin-bottom: 0;
    color: rgba(255, 255, 255, 0.76);
}

.contact-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    justify-content: flex-end;
}

.contact-email {
    flex-basis: 100%;
    margin: 0 0 0.35rem;
    color: var(--white);
    text-align: right;
}

.contact-email span {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 0.04em;
    text-transform: uppercase;
}

.contact-email a {
    color: var(--white);
    font-family: var(--serif);
    font-size: clamp(1.05rem, 2vw, 1.3rem);
    text-decoration-color: rgba(255, 255, 255, 0.42);
}

.contact-email a:hover {
    color: var(--accent-light);
}

.contact-actions .button--ghost {
    color: var(--white);
    border-color: rgba(255, 255, 255, 0.5);
}

.contact-actions .button--ghost:hover {
    color: var(--ink);
    background: var(--white);
    border-color: var(--white);
}

.site-footer {
    color: rgba(255, 255, 255, 0.72);
    background: #211d35;
    border-top: 1px solid rgba(255, 255, 255, 0.12);
}

.footer-inner {
    display: flex;
    min-height: 7rem;
    gap: 2rem;
    align-items: center;
    justify-content: space-between;
}

.footer-inner p {
    margin: 0;
    font-size: 0.76rem;
}

.footer-links {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
}

.footer-links a {
    color: var(--white);
    font-size: 0.75rem;
    font-weight: 700;
}

.page-hero {
    padding-block: clamp(5rem, 9vw, 7.5rem);
    color: var(--white);
    background: var(--deep-purple);
    border-bottom: 0;
}

.page-hero__grid {
    display: grid;
    grid-template-columns: minmax(0, 1.1fr) minmax(18rem, 0.9fr);
    gap: clamp(3rem, 8vw, 7rem);
    align-items: end;
}

.page-hero__lede {
    margin: 0;
    color: rgba(255, 255, 255, 0.75);
    font-family: var(--serif);
    font-size: clamp(1.15rem, 2.2vw, 1.55rem);
    line-height: 1.5;
}

.page-hero h1 {
    color: var(--white);
}

.presentation-section + .presentation-section {
    margin-top: 6rem;
}

.presentation-section__heading {
    padding-bottom: 1.5rem;
    border-bottom: 1px solid var(--line-dark);
}

.research-presentation {
    display: grid;
    grid-template-columns: 8rem minmax(0, 1fr) auto;
    gap: 2rem;
    align-items: start;
    padding: 2rem 0;
    border-bottom: 1px solid var(--line);
}

.research-presentation__date {
    text-transform: uppercase;
}

.research-presentation h3 {
    max-width: 49rem;
    margin: 0 0 0.5rem;
    font-family: var(--serif);
    font-size: clamp(1.25rem, 2.4vw, 1.7rem);
    font-weight: 600;
    line-height: 1.28;
}

.research-presentation p {
    margin: 0;
    color: var(--muted);
    font-size: 0.9rem;
}

.talk-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 2.5rem;
    margin-top: 2rem;
}

.talk-card {
    display: flex;
    min-height: 17rem;
    flex-direction: column;
    padding-top: 1.4rem;
    border-top: 1px solid var(--line-dark);
}

.talk-card h3 {
    margin: 1.5rem 0 0.65rem;
    font-family: var(--serif);
    font-size: 1.42rem;
    font-weight: 600;
    line-height: 1.22;
}

.talk-card p {
    margin: 0;
    color: var(--muted);
    font-size: 0.86rem;
}

.talk-card .text-link {
    margin-top: auto;
}

@media (max-width: 1040px) {
    .site-nav a {
        padding-inline: 0.45rem;
        font-size: 0.71rem;
    }

    .award-grid,
    .outreach-grid,
    .talk-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .award:not(:nth-child(3n + 1)) {
        padding-left: 0;
        border-left: 0;
    }

    .award:nth-child(even) {
        padding-left: 1.6rem;
        border-left: 1px solid var(--line);
    }
}

@media (max-width: 820px) {
    .container {
        width: min(calc(100% - 2rem), var(--max-width));
    }

    .nav-toggle {
        position: relative;
        display: block;
    }

    .site-nav {
        position: absolute;
        top: calc(100% + 1px);
        right: 0;
        left: 0;
        display: grid;
        max-height: 0;
        overflow: hidden;
        padding-inline: 1rem;
        background: var(--paper);
        border-bottom: 1px solid transparent;
        opacity: 0;
        visibility: hidden;
    }

    .site-nav.is-open {
        max-height: 34rem;
        padding-block: 0.5rem 1rem;
        border-bottom-color: var(--line);
        opacity: 1;
        visibility: visible;
    }

    .site-nav a {
        padding: 0.78rem 0.5rem;
        border-bottom: 1px solid var(--line);
        font-size: 0.78rem;
    }

    .site-nav .nav-utility {
        margin: 0;
        padding-left: 0.5rem;
        border-left: 0;
    }

    .hero-grid {
        min-height: auto;
        grid-template-columns: 1fr;
        gap: 3rem;
    }

    .hero-portrait {
        width: min(70%, 22rem);
        justify-self: end;
    }

    .section-heading,
    .page-hero__grid,
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .output-item,
    .research-presentation {
        grid-template-columns: 5rem minmax(0, 1fr);
        gap: 1rem;
    }

    .output-links,
    .research-presentation > .output-links {
        grid-column: 2;
        justify-content: flex-start;
    }

    .contact-actions {
        justify-content: flex-start;
    }

    .contact-email {
        text-align: left;
    }
}

@media (max-width: 620px) {
    .header-inner {
        min-height: 4.4rem;
    }

    .hero-grid {
        padding-block: 3.75rem 4.5rem;
    }

    .hero h1,
    .page-hero h1 {
        font-size: clamp(3rem, 15vw, 4.35rem);
    }

    .hero-portrait {
        width: min(78%, 20rem);
        justify-self: end;
    }

    .research-list,
    .previous-grid,
    .award-grid,
    .outreach-grid,
    .talk-grid {
        grid-template-columns: 1fr;
    }

    .research-item,
    .research-item:nth-child(even) {
        min-height: auto;
        padding: 1.8rem;
        border-left: 1px solid var(--line);
    }

    .research-item--with-media,
    .research-item--with-media:nth-child(even) {
        padding: 0;
    }

    .award,
    .award:nth-child(even) {
        min-height: auto;
        padding: 1.5rem 0;
        border-left: 0;
    }

    .award h3 {
        margin-top: 1.25rem;
    }

    .output-item,
    .research-presentation {
        grid-template-columns: 1fr;
    }

    .output-links,
    .research-presentation > .output-links {
        grid-column: 1;
    }

    .hero-education__item {
        grid-template-columns: 1fr;
        gap: 0.35rem;
    }

    .outreach-card,
    .talk-card {
        min-height: auto;
        padding-bottom: 1.5rem;
    }

    .outreach-card .text-link,
    .talk-card .text-link {
        margin-top: 1.5rem;
    }

    .footer-inner {
        flex-direction: column;
        align-items: flex-start;
        justify-content: center;
        padding-block: 2rem;
    }
}

@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }
}