@import url('https://fonts.googleapis.com/css2?family=JetBrains+Mono:wght@400;500;600;700;800&display=swap');

:root {
    --primary-color: #1d1d1d;
    --secondary-color: #f4f1eb;
    --accent-color: #2d2d2d;
    --text-color: #2a2a2a;
    --background-color: #faf8f4;
    --talks-color: #8e44ad;
    --posters-color: #e67e22;
    --notes-color: #27ae60;
    --undergrad-color: #d35400;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    font-family: 'JetBrains Mono', 'SFMono-Regular', 'Consolas', 'Liberation Mono', monospace;
    color: var(--text-color);
    background-color: var(--background-color);
}

body {
    padding: 0;
    background-color: var(--background-color);
    color: var(--text-color);
    line-height: 1.6;
}

h1, h2, h3, h4 {
    font-family: 'JetBrains Mono', 'SFMono-Regular', 'Consolas', 'Liberation Mono', monospace;
    color: var(--primary-color);
    font-weight: 700;
    letter-spacing: 0.01em;
}

h2 {
    font-size: 3.1rem;
    line-height: 0.96;
    font-weight: 700;
}

h3 {
    font-size: 1.8rem;
    line-height: 1.1;
}

.top-nav {
    margin: 0 auto 1.5em auto;
    width: min(75em, 100%);
}

.sticky-top-nav {
    position: sticky;
    top: 0;
    z-index: 20;
    background: rgba(15, 15, 15, 0.7);
    backdrop-filter: blur(4px);
    padding: 0.75rem 1rem;
    border-radius: 0;
    margin: 0 auto 1.5em auto;
}

.sticky-top-nav ul {
    justify-content: flex-end;
    margin: 0;
    width: 100%;
}

.top-nav ul {
    display: flex;
    align-items: center;
    list-style-type: none;
    gap: 2em;
    flex-wrap: wrap;
    justify-content: flex-end;
}

.top-nav li:first-child {
    margin-right: auto;
    font-weight: 700;
    color: var(--accent-color);
}

.top-nav a {
    text-decoration: none;
    color: #ffffff;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    font-size: 0.72rem;
}

.top-nav a:hover {
    text-decoration: underline;
}

nav {
    margin: 0 auto 1.5em auto;
    width: min(75em, 100%);
}

nav ul {
    display: flex;
    align-items: center;
    list-style-type: none;
    gap: 2em;
    flex-wrap: wrap;
}

nav li:first-child {
    margin-right: auto;
    font-weight: 700;
    color: var(--accent-color);
}

nav a {
    text-decoration: none;
    color: var(--primary-color);
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    font-size: 0.72rem;
}

nav a:hover {
    text-decoration: underline;
}

header, section {
    margin: 2em auto;
    width: min(75em, 100%);
    background-color: var(--secondary-color);
    padding: min(2em, 15%);
    border-radius: 1em;
}

#research {
    background: transparent;
    padding: 0;
    border-radius: 0;
}

.section-header {
    margin-bottom: 1.5em;
}

.research-card {
    background-color: var(--secondary-color);
    padding: min(2em, 15%);
    border-radius: 1em;
}

.flex-container {
    display: flex;
    justify-content: center;
    align-items: center;
    flex-wrap: wrap;
    gap: 3em;
}

header img {
    max-width: 100%;
    border-radius: 0.5em;
    object-fit: cover;
    object-position: bottom;
}

.text-container {
    flex: 0 1 38em;
    max-width: 38em;
}

h1 {
    font-size: 2.5rem;
}

.text-container p {
    margin: .75em 0 1em 0;
    font-size: 1.02rem;
    line-height: 1.7;
    text-align: justify;
}

.text-container p:first-of-type {
    font-size: 1.12rem;
    font-weight: 500;
}

.contact-container{
    flex: 0 0 100%;
    display: flex;
    gap: 1em;
    margin-top: 1em;
    justify-content: center;
    align-items: center;
    font-size: 0.9rem;
}

.contact-container h3 {
    font-size: 1.1rem;
    margin: 0;
}

.contact-container p {
    font-size: 0.9rem;
    margin: 0;
}

.research-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5em;
    align-items: start;
    margin-top: 1.5em;
}

.research-group {
    margin-top: 2em;
}

.talks-group {
    grid-column: 1;
    grid-row: 1 / span 2;
    margin-top: 0;
}

.posters-group {
    grid-column: 2;
    grid-row: 1;
    margin-top: 0;
}

.notes-group {
    grid-column: 2;
    grid-row: 2;
    margin-top: 0;
}

.talks-extra-group {
    margin-top: 0;
}

.research-group h3 {
    margin-bottom: 1em;
    font-size: 1.5rem;
}

.publication-list,
.talks-list,
.posters-list,
.notes-list,
.undergraduate-research-programs-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 1.5em;
}

.publication-item {
    background: #ffffff;
    border-left: 4px solid var(--accent-color);
    padding: 1.2em 1.4em;
    border-radius: 0.75em;
}

.talks-list .publication-item {
    background: #ffffff;
    border-left-color: var(--talks-color);
}

.posters-list .publication-item {
    background: #ffffff;
    border-left-color: var(--posters-color);
}

.notes-list .publication-item {
    background: #ffffff;
    border-left-color: var(--notes-color);
}

.undergraduate-research-programs-list .publication-item {
    background: #ffffff;
    border-left-color: var(--undergrad-color);
}

.publication-item h4 {
    margin-bottom: 0.5em;
    font-size: 1.2rem;
    color: var(--primary-color);
}

.publication-item p {
    margin-bottom: 0.75em;
    line-height: 1.6;
    text-align: justify;
}

.publication-item h4,
.publication-item a,
.publication-item strong,
.publication-item em {
    text-align: left;
}

.publication-item .my-name {
    color: #8b3e1a;
    font-weight: 700;
}

.publication-item a {
    color: var(--primary-color);
    font-weight: 600;
    text-decoration: underline;
}

.inline-link {
    color: #8b3e1a;
    text-decoration: none;
}

.inline-link:visited {
    color: #8b3e1a;
}

.inline-link:hover,
.inline-link:focus {
    text-decoration: none;
    color: #8b3e1a;
}

.cta-button {
    display: inline-block;
    text-decoration: none;
    background-color: var(--accent-color);
    color: #ffffff;
    padding: 0.75em 1.5em;
    border-radius: .5em;
    font-weight: 600;
}