:root {
    --page-bg: #f4f4f3;
    --ink: #232427;
    --ink-soft: #5b5e68;
    --ink-muted: #8d919a;
    --accent: #6a707c;
    --accent-soft: rgba(106, 112, 124, 0.35);
    --gutter-width: 3.1rem;
    --line-step: 28px;
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    font-size: 1rem;
    line-height: var(--line-step);
    color: var(--ink);
    background: var(--page-bg);
    -webkit-font-smoothing: antialiased;
}

p {
    margin: 0;
    line-height: inherit;
}

main {
    display: block;
}

.line-target {
    line-height: var(--line-step);
}

.lines-layout {
    position: relative;
    width: min(1020px, calc(100% - 0.4rem));
    margin: 0 auto;
    padding: clamp(3.5rem, 7vw, 4.5rem) clamp(1.4rem, 6vw, 3.6rem) clamp(4.5rem, 8vw, 5.5rem) calc(var(--gutter-width) + clamp(0.6rem, 4vw, 1.8rem));
    display: flex;
    flex-direction: column;
    gap: calc(var(--line-step) * 2);
}

.intro-section {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: clamp(2.4rem, 7vw, 4.2rem);
}

.intro-text {
    flex: 1 1 auto;
    display: flex;
    flex-direction: column;
    gap: var(--line-step);
}

.intro-profile {
    flex: 0 0 clamp(220px, 28vw, 260px);
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    text-align: left;
    gap: 0.45rem;
}

.profile-img {
    width: clamp(180px, 25vw, 206px);
    height: clamp(180px, 25vw, 206px);
    object-fit: cover;
    border: 1px solid rgba(35, 36, 39, 0.1);
    align-self: flex-start;
}

.profile-name {
    margin: 0;
    font-size: 1em;
    font-weight: 600;
    color: var(--ink);
    max-width: clamp(180px, 25vw, 206px);
    text-align: left;
}

h1,
h2,
h3 {
    margin: 0;
    color: var(--ink);
    font-size: 1em;
    font-weight: 600;
}

.profile-links {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    font-size: 1em;
    align-items: center;
}

.profile-links a {
    color: var(--accent);
    text-decoration: underline;
    text-underline-offset: 3px;
    transition: color 0.2s ease;
}

.profile-links a:hover {
    color: var(--ink);
}

.line-text {
    max-width: 72ch;
    color: var(--ink-soft);
}

.publications-section .line-text {
    max-width: none;
}

.advisor-link {
    color: var(--accent);
    text-decoration: none;
    border-bottom: 1px dotted var(--accent-soft);
    transition: border-color 0.2s ease, color 0.2s ease;
}

.advisor-link:hover {
    color: var(--ink);
    border-bottom-color: rgba(106, 112, 124, 0.55);
}

.publications-section {
    display: flex;
    flex-direction: column;
    /* gap: var(--line-step); */
}

.publications-section > h2 {
    margin-bottom: 0;
}

.publication {
    display: flex;
    flex-direction: column;
    gap: 0;
}

.publication + .publication {
    margin-top: var(--line-step);
}

.pub-title-link {
    color: inherit;
    text-decoration: underline;
    text-underline-offset: 3px;
}

.pub-btn {
    margin-left: 0.75rem;
    color: var(--accent);
    text-decoration: underline;
    text-underline-offset: 3px;
    transition: color 0.2s ease;
}

.pub-btn:hover {
    color: var(--ink);
}

.pub-venue {
    color: var(--ink);
    font-style: italic;
    font-weight: 500;
}

.gutter {
    position: absolute;
    left: 0;
    top: 0;
    width: var(--gutter-width);
    height: 100%;
    pointer-events: none;
}

.gutter-line {
    position: absolute;
    right: 0.5rem;
    font-family: 'SFMono-Regular', Menlo, Monaco, Consolas, 'Liberation Mono', 'Courier New', monospace;
    font-size: 0.78rem;
    letter-spacing: 0.18em;
    color: var(--ink-muted);
    transform: translateY(-0.2em);
    white-space: nowrap;
}

@media (max-width: 900px) {
    .lines-layout {
        width: min(960px, calc(100% - 0.4rem));
        padding: clamp(3rem, 7vw, 4rem) clamp(0.85rem, 6vw, 2.4rem) clamp(4rem, 8vw, 4.8rem) calc(var(--gutter-width) + clamp(0.25rem, 4vw, 0.9rem));
    }

    .gutter {
        width: calc(var(--gutter-width) - 0.45rem);
    }

    .gutter-line {
        right: 0.35rem;
    }

    .intro-profile {
        flex: 0 0 clamp(200px, 34vw, 236px);
    }

    .profile-name {
        font-size: clamp(1.65rem, 4vw, 2rem);
    }
}

@media (max-width: 640px) {
    .lines-layout {
        width: calc(100% - 0.6rem);
        padding: clamp(2.5rem, 9vw, 3rem) 0.8rem clamp(3.2rem, 9vw, 3.8rem) 0.8rem;
        gap: 2rem;
    }

    .gutter {
        display: none;
    }

    .intro-section {
        flex-direction: column;
        gap: clamp(1.8rem, 7vw, 2.4rem);
    }

    .intro-profile {
        align-items: flex-start;
        text-align: left;
        gap: 0.6rem;
        width: 100%;
    }

    .profile-name {
        max-width: 100%;
    }

    .line-text {
        max-width: 100%;
    }
}