.content {
    align-items: center;
    text-align: justify;
    max-width: var(--site-content-width);
    font-size: 1.125rem;
    line-height: 1.6;
    margin-top: 20px;
}

.content > p {
    margin: 0 0 20px;
}

.content > p:last-child {
    margin-bottom: 0;
}

.side-projects,
.enigma-page,
.quotes-page,
.project-page,
.sdr-article {
    margin-top: 44px;
}

main img {
    max-width: 100%;
    height: auto;
}

.profile {
    display: flex;
    justify-content: center;
    align-items: center;
}

.profile > .content {
    flex: 1 1 580px;
    max-width: 580px;
}

.profile-aside {
    flex-shrink: 0;
    margin-left: 64px;
    margin-top: 20px;
    text-align: center;
}


.homepage .profile img {
    border-color: var(--border-color);
}

.homepage .social-links a {
    box-sizing: border-box;
    background: transparent;
    border: 1px solid var(--border-color);
}

.homepage .social-links a:hover,
.homepage .social-links a:focus-visible {
    background: var(--surface);
    border-color: var(--muted-text);
}


.social-links {
    display: flex;
    justify-content: center;
    gap: 10px;
    margin-top: 18px;
}

.social-links a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    color: var(--body-text);
    background-color: #494949;
    border-radius: 50%;
    text-decoration: none;
    transition: transform 150ms ease, background-color 150ms ease;
}

.social-links a:hover,
.social-links a:focus-visible {
    background-color: #626262;
    transform: translateY(-2px);
}

.social-links .lucide {
    width: 23px;
    height: 23px;
    fill: none;
    stroke: currentColor;
    stroke-width: 2;
    stroke-linecap: round;
    stroke-linejoin: round;
}

.profile img {
    width: 280px;
    max-width: 100%;
    height: auto;
    aspect-ratio: 1 / 1;
    box-sizing: border-box;

    border: 1px solid;
    border-color: var(--border-color);
    border-radius: 50%;
    object-fit: cover;
}

.publications {
    max-width: var(--site-content-width);
    margin: 56px auto 0;
}

.section-heading {
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 10px;
}

.section-heading :is(h1, h2) {
    margin: 0;
    color: var(--heading-text);
    font-size: 1.5rem;
    font-weight: 700;
}

.publication-list {
    list-style: none;
    margin: 0;
    padding: 0;
}

.publication-list li {
    padding: 17px 0;
    border-bottom: 1px solid var(--border-subtle);
}

.publication-heading {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: 24px;
}

.publication-title {
    color: var(--body-text);
    line-height: 1.45;
}

.publication-year {
    flex: none;
    color: var(--muted-text);
    font-variant-numeric: tabular-nums;
}

.publication-authors,
.publication-venue {
    display: block;
    margin-top: 4px;
    color: var(--muted-text);
    font-size: 0.875rem;
    line-height: 1.45;
}

.publication-authors strong {
    color: var(--strong-text);
    font-weight: 700;
}

.publication-paper {
    color: inherit;
    text-decoration: underline;
    text-decoration-color: currentColor;
    text-underline-offset: 3px;
    white-space: nowrap;
}

.animation.error {
    display: flex;
    align-items: center;
    object-fit: cover;
    overflow: hidden;
    justify-content: center;
    padding-top: 15px;
    height: 300px;
}

@media (max-width: 768px) {
    .content {
      flex-direction: column;
      align-items: center;
      text-align: left;
      margin-top: 10px;
    }

    .homepage .profile > .content {
      text-align: center;
    }

    .profile-aside {
        margin-left: 0;
        margin-top: 12px;
        order: 1;
    }

    .profile img {
        width: 200px;
    }
    /* Keep contact icons compact on mobile; desktop styles are unchanged. */
    .social-links {
        gap: 8px;
    }

    .social-links a {
        width: 40px;
        height: 40px;
        flex: 0 0 40px;
    }

    .social-links .lucide {
        display: block;
        width: 20px;
        height: 20px;
        min-width: 20px;
        max-width: 20px;
        min-height: 20px;
        max-height: 20px;
        flex: none;
    }
    .profile {
        flex-direction: column;
        align-items: center;
    }
    .profile .content {
      flex: none;
      max-width: 100%;
      margin-top: 28px;
      order: 2;
    }

    .publications {
        margin-top: 44px;
    }

    .section-heading :is(h1, h2) {
        font-size: 1.375rem;
    }

    .publication-heading {
        gap: 14px;
    }

    .publication-authors,
    .publication-venue {
        font-size: 0.8125rem;
    }
  }


@media (max-width: 768px) {
    body > main:not(.homepage) {
        margin-top: 20px;
    }
}

.side-projects > .content {
    text-align: left;
    line-height: 1.6;
}

.quotes-page > .content {
    text-align: left;
    line-height: 1.6;
}

.quote-list {
    margin-top: 32px;
}

.quote-entry {
    margin: 0;
    padding: 30px 0;
}

.quote-entry blockquote {
    margin: 0;
}

.quote-entry p {
    margin: 0;
    padding-left: 18px;
    border-left: 2px solid var(--border-color);
    color: var(--body-text);
    font-size: 1.125rem;
    line-height: 1.7;
}

.quote-entry figcaption {
    display: block;
    margin-top: 8px;
    color: var(--muted-text);
    font-size: 0.875rem;
    font-style: italic;
    line-height: 1.6;
    text-align: right;
}

.quote-entry figcaption::before {
    content: "— ";
}

.enigma-page > .problem {
    margin: 32px 0 0;
    border-top: 1px solid var(--border-subtle);
    padding: 0;
    list-style: none;
    counter-reset: enigma-problem;
    text-align: left;
    line-height: 1.7;
}

.enigma-page > .problem > li {
    position: relative;
    counter-increment: enigma-problem;
    padding: 24px 0 24px 52px;
    border-bottom: 1px solid var(--border-subtle);
}

.enigma-page > .problem > li::before {
    content: counter(enigma-problem, decimal-leading-zero);
    position: absolute;
    left: 0;
    top: 28px;
    color: var(--muted-text);
    font-size: 0.875rem;
    line-height: 1.7;
    font-variant-numeric: tabular-nums;
}

.problem-illustration {
    display: block;
    position: relative;
    left: -26px;
    margin: 12px auto 4px;
    width: min(100%, 200px);
    height: auto;
}

.rope-illustration,
.north-pole-illustration,
.weird-planet-illustration,
.reflect-refract-illustration,
.field-trajectory-illustration,
.sword-impact-illustration,
.planetary-deflection-illustration,
.abc-probability-illustration {
    filter: invert(1);
    opacity: 0.82;
}

.reflect-refract-illustration {
    width: min(100%, 340px);
}

.planetary-deflection-illustration {
    width: min(100%, 308px);
}

.enigma-page > #references {
    margin-top: 32px;
    color: var(--muted-text);
    font-size: 0.875rem;
    line-height: 1.7;
}

@media (max-width: 768px) {
    .enigma-page > .problem > li {
        padding-left: 38px;
    }

    .problem-illustration {
        left: -19px;
    }
}

.project-page > .section-heading :is(h1, h2),
.sdr-article > .section-heading :is(h1, h2) {
    font-size: 1.3125rem;
    font-weight: 400;
    color: var(--heading-text);
}

.project-list {
    margin-top: 28px;
}

.project-entry {
    padding: 20px 0;
    border-bottom: 1px solid var(--border-subtle);
}

.project-entry-heading {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: 24px;
}

.project-entry-heading h3 {
    margin: 0;
    font-size: 1.125rem;
    font-weight: 400;
    line-height: 1.45;
}

.project-entry-heading a {
    color: var(--body-text);
}

.project-entry-heading time {
    flex: none;
    color: var(--muted-text);
    font-variant-numeric: tabular-nums;
}

.project-entry > p {
    margin: 6px 0 0;
    color: var(--muted-text);
    font-size: 0.875rem;
    line-height: 1.6;
}

@media (max-width: 768px) {
    .project-entry-heading {
        gap: 14px;
    }
}

.homepage .publication-list li {
    padding: 24px 0;
}

.homepage .publication-title {
    font-size: 1.125rem;
    line-height: 1.6;
}

.homepage .publication-year {
    font-size: 0.875rem;
    color: var(--muted-text);
}

.homepage .publication-authors,
.homepage .publication-venue {
    line-height: 1.6;
}

@media (max-width: 768px) {
    .homepage .publication-title {
        font-size: 1.0625rem;
    }
}