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

:root {
    --text: #17191c;
    --text-mid: #4b5563;
    --text-light: #6b7280;
    --bg: #ffffff;
    --bg-soft: #f7f8f9;
    --border: #e5e7eb;
    --accent: #2b6cb0;
    --accent-hover: #1d4e82;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Helvetica, Arial, sans-serif;
    font-size: 17px;
    line-height: 1.65;
    color: var(--text);
    background: var(--bg);
    -webkit-font-smoothing: antialiased;
}

a {
    color: var(--accent);
    text-decoration: none;
}

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

strong {
    font-weight: 600;
}

/* Navigation */
nav {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: saturate(180%) blur(8px);
    border-bottom: 1px solid var(--border);
}

.nav-container {
    max-width: 720px;
    margin: 0 auto;
    padding: 0.85rem 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
}

.nav-name {
    font-weight: 600;
    font-size: 0.95rem;
    color: var(--text);
    letter-spacing: -0.01em;
}

.nav-name:hover {
    text-decoration: none;
    color: var(--accent);
}

nav ul {
    display: flex;
    list-style: none;
    gap: 1.5rem;
}

nav ul a {
    font-size: 0.9rem;
    color: var(--text-mid);
}

nav ul a:hover,
nav ul a.active {
    color: var(--text);
    text-decoration: none;
}

/* Masthead */
.masthead {
    max-width: 720px;
    margin: 0 auto;
    padding: 3.5rem 1.5rem 1rem;
}

.masthead-row {
    display: flex;
    align-items: center;
    gap: 1.75rem;
}

.portrait {
    width: 132px;
    height: 132px;
    flex-shrink: 0;
    object-fit: cover;
    border-radius: 50%;
}

.identity h1 {
    font-size: 2rem;
    font-weight: 700;
    letter-spacing: -0.025em;
    line-height: 1.15;
}

.pronunciation {
    margin-top: 0.25rem;
    font-size: 0.84rem;
    color: var(--text-light);
}

.affiliation {
    margin-top: 0.3rem;
    color: var(--text-mid);
    font-size: 1rem;
}

.profile-links {
    margin-top: 0.7rem;
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem 1rem;
    font-size: 0.9rem;
}

.lede {
    margin-top: 2rem;
    font-size: 1.08rem;
    color: var(--text);
}

/* Sections */
main {
    max-width: 720px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

section {
    padding: 3.25rem 0 0;
}

section h2 {
    font-size: 1.05rem;
    font-weight: 600;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--text-light);
    padding-bottom: 0.6rem;
    border-bottom: 1px solid var(--border);
    margin-bottom: 1.75rem;
}

section h3 {
    font-size: 1.02rem;
    font-weight: 600;
    margin-top: 1.9rem;
    margin-bottom: 0.4rem;
}

section p {
    margin-bottom: 1rem;
}

.plain-list {
    list-style: none;
    margin-bottom: 1rem;
}

.plain-list li {
    padding: 0.15rem 0;
    color: var(--text-mid);
}

.plain-list li strong {
    color: var(--text);
}

/* Research interests strip */
.interests {
    margin-top: 0.9rem;
    font-size: 0.88rem;
    color: var(--text-light);
    letter-spacing: 0.01em;
}

/* Publications */
h3.group {
    font-size: 0.82rem;
    font-weight: 600;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    color: var(--text-light);
    margin-top: 2.4rem;
    margin-bottom: 1.1rem;
}

h3.group:first-of-type {
    margin-top: 0;
}

.group-note {
    font-size: 0.88rem;
    color: var(--text-light);
    margin-top: -0.7rem;
    margin-bottom: 1.1rem;
}

/* Definition lists for education and positions */
.cv-list {
    margin-bottom: 1rem;
}

.cv-list dt {
    font-weight: 600;
    margin-top: 0.9rem;
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    gap: 1rem;
    flex-wrap: wrap;
}

.cv-list dt:first-child {
    margin-top: 0;
}

.cv-list dt .when {
    font-weight: 400;
    font-size: 0.86rem;
    color: var(--text-light);
    white-space: nowrap;
}

.cv-list dd {
    color: var(--text-mid);
    font-size: 0.95rem;
}

.publication-item {
    padding: 0 0 1.85rem;
    margin-bottom: 1.85rem;
    border-bottom: 1px solid var(--border);
}

.publication-item:last-child {
    border-bottom: none;
    margin-bottom: 0;
}

.publication-item h4 {
    font-size: 1.06rem;
    font-weight: 600;
    line-height: 1.45;
    margin: 0 0 0.4rem;
}

.publication-item .badge-row {
    margin: 0 0 0.5rem;
    line-height: 1;
}

.publication-item .badge {
    display: inline-block;
    font-size: 0.7rem;
    font-weight: 600;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--accent);
    background: #eaf1f9;
    border: 1px solid #d3e2f2;
    border-radius: 999px;
    padding: 0.22rem 0.6rem;
    white-space: nowrap;
}

.publication-item .authors {
    font-size: 0.94rem;
    color: var(--text-mid);
    margin-bottom: 0.2rem;
}

.publication-item .authors .me {
    font-weight: 600;
    color: var(--text);
}

.publication-item .authors .note {
    color: var(--text-light);
    font-size: 0.88rem;
}

.publication-item .venue {
    font-size: 0.88rem;
    color: var(--text-light);
    margin-bottom: 0.7rem;
}

.publication-item .venue em {
    font-style: italic;
}

.publication-item .finding {
    font-size: 0.96rem;
    color: var(--text-mid);
    border-left: 2px solid var(--border);
    padding-left: 0.9rem;
    margin-bottom: 0.7rem;
}

.publication-links {
    display: flex;
    flex-wrap: wrap;
    gap: 1.1rem;
    font-size: 0.9rem;
    font-weight: 500;
    margin-bottom: 0;
}

/* Contact */
.email-text {
    display: inline-block;
    padding: 0.65rem 1.1rem;
    background: var(--bg-soft);
    border: 1px solid var(--border);
    border-radius: 6px;
    font-size: 0.95rem;
    color: var(--text);
}

.email-text .dot,
.email-text .at {
    color: var(--text-light);
    font-size: 0.85rem;
}

/* Footer */
footer {
    max-width: 720px;
    margin: 4rem auto 0;
    padding: 1.75rem 1.5rem 3rem;
    border-top: 1px solid var(--border);
    color: var(--text-light);
    font-size: 0.85rem;
}

/* Responsive */
@media (max-width: 640px) {
    body {
        font-size: 16px;
    }

    .nav-container {
        gap: 0.75rem;
    }

    nav ul {
        gap: 1rem;
    }

    .masthead {
        padding-top: 2.5rem;
    }

    .masthead-row {
        flex-direction: column;
        align-items: flex-start;
        gap: 1.1rem;
    }

    .portrait {
        width: 108px;
        height: 108px;
    }

    .identity h1 {
        font-size: 1.7rem;
    }
}