/* =========================================================
   ISLE Physics Network
   Main Stylesheet
   ========================================================= */

/* =========================================================
   1. Design Tokens
   ========================================================= */

:root {
    --background: #ffffff;
    --surface: #f5f8fb;
    --surface-strong: #e8f0f7;
    --text: #18222f;
    --muted: #5f6f7f;
    --primary: #1f5f8b;
    --primary-dark: #164665;
    --border: #d6e0ea;
    --max-width: 1120px;
}

/* =========================================================
   2. Base Styles
   ========================================================= */

* {
    box-sizing: border-box;
}

html {
    scroll-padding-top: 88px;
}

body {
    margin: 0;
    font-family: Arial, Helvetica, sans-serif;
    color: var(--text);
    background: var(--background);
    line-height: 1.6;
}

a {
    color: var(--primary);
}

a:hover {
    color: var(--primary-dark);
}

img {
    max-width: 100%;
}

.container {
    width: min(92%, var(--max-width));
    margin: 0 auto;
}

/* =========================================================
   3. Header and Navigation
   ========================================================= */

.site-header {
    position: sticky;
    top: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.96);
    border-bottom: 1px solid var(--border);
    backdrop-filter: blur(8px);
}

.header-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 24px;
    padding: 14px 0;
}

.site-title {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--primary-dark);
    text-decoration: none;
    white-space: nowrap;
}

.site-nav {
    display: flex;
    flex-wrap: wrap;
    justify-content: flex-end;
    gap: 16px;
}

.site-nav a {
    color: var(--text);
    text-decoration: none;
    font-size: 0.95rem;
}

.site-nav a:hover {
    color: var(--primary);
}

/* =========================================================
   4. Shared Components
   ========================================================= */

.eyebrow {
    margin: 0 0 14px;
    color: var(--primary);
    font-size: 0.82rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.button {
    display: inline-block;
    padding: 12px 18px;
    border-radius: 6px;
    font-weight: 700;
    text-decoration: none;
}

.button.primary {
    background: var(--primary);
    color: #ffffff;
}

.button.primary:hover {
    background: var(--primary-dark);
    color: #ffffff;
}

.button.secondary {
    background: #ffffff;
    color: var(--primary);
    border: 1px solid var(--primary);
}

.button.secondary:hover {
    background: var(--surface);
    color: var(--primary-dark);
}

.section-heading {
    max-width: 760px;
    margin-bottom: 28px;
}

.section-heading h2 {
    margin: 0;
    font-size: clamp(1.8rem, 3vw, 2.6rem);
    line-height: 1.15;
    letter-spacing: -0.02em;
}

.section-heading p {
    color: var(--muted);
    font-size: 1.08rem;
}

/* Full-width layout for pages without a sidebar */

.full-width-layout {
    display: block !important;
    max-width: 900px !important;
    margin: 0 auto !important;
}

.full-width-layout .content-main {
    max-width: none !important;
}

/* Right-side summary box for major conceptual pages */

.content-with-summary {
    display: grid !important;
    grid-template-columns: minmax(0, 1fr) 320px;
    gap: 48px;
    align-items: start;
    max-width: var(--max-width) !important;
    margin: 0 auto !important;
}

.content-with-summary .content-main {
    max-width: 780px !important;
}

.page-summary-card {
    position: sticky;
    top: 104px;
    padding: 24px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 18px;
    box-shadow: 0 16px 40px rgba(24, 34, 47, 0.06);
}

.page-summary-card h2 {
    margin: 0 0 16px;
    color: var(--primary-dark);
    font-size: 1.35rem;
    line-height: 1.2;
}

.page-summary-card ul {
    display: grid;
    gap: 14px;
    margin: 0;
    padding-left: 1.15rem;
}

.page-summary-card li {
    color: var(--muted);
    font-size: 0.98rem;
    line-height: 1.45;
}

.page-summary-card strong {
    color: var(--text);
}

/* =========================================================
   5. Homepage
   ========================================================= */

.hero {
    padding: 76px 0;
    background:
        radial-gradient(circle at top right, rgba(31, 95, 139, 0.16), transparent 34%),
        linear-gradient(135deg, #ffffff 0%, var(--surface) 100%);
}

.hero-grid {
    display: grid;
    grid-template-columns: minmax(0, 1.45fr) minmax(300px, 0.8fr);
    gap: 48px;
    align-items: center;
}

.hero h1 {
    max-width: 780px;
    margin: 0;
    font-size: clamp(2.35rem, 5vw, 4.4rem);
    line-height: 1.05;
    letter-spacing: -0.04em;
}

.hero-intro {
    max-width: 760px;
    margin-top: 24px;
}

.approach-title {
    margin: 0;
    color: var(--primary-dark);
    font-size: 1.2rem;
    font-weight: 700;
}

.approach-authors {
    margin: 2px 0 0;
    color: var(--muted);
    font-size: 0.98rem;
    font-weight: 700;
}

.hero-text {
    max-width: 720px;
    margin: 24px 0 0;
    color: var(--muted);
    font-size: 1.2rem;
}

.hero-intro .hero-text {
    margin-top: 16px;
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 14px;
    margin-top: 32px;
}

.hero-card {
    padding: 24px;
    background: #ffffff;
    border: 1px solid var(--border);
    border-radius: 16px;
    box-shadow: 0 20px 50px rgba(24, 34, 47, 0.08);
}

.hero-link-panel {
    display: grid;
    gap: 20px;
}

.summary-card h2 {
    margin: 0 0 14px;
    font-size: 1.35rem;
    line-height: 1.2;
}

.summary-card p {
    margin: 0;
    color: var(--muted);
}

.summary-card p + p {
    margin-top: 14px;
}

.side-links {
    display: grid;
    gap: 12px;
}

.side-link-card {
    display: block;
    padding: 14px 16px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 12px;
    text-decoration: none;
}

.side-link-card:hover {
    background: var(--surface-strong);
}

.side-link-card span {
    display: block;
    color: var(--primary-dark);
    font-weight: 700;
    line-height: 1.25;
}

.side-link-card strong {
    display: block;
    margin-top: 3px;
    color: var(--muted);
    font-size: 0.9rem;
    font-weight: 400;
    line-height: 1.35;
}

.process-section {
    padding: 52px 0;
    background: #ffffff;
}

.process-figure {
    max-width: 920px;
    margin: 0 auto;
    padding: 20px;
    background: #ffffff;
    border: 1px solid var(--border);
    border-radius: 18px;
    box-shadow: 0 20px 50px rgba(24, 34, 47, 0.08);
}

.process-image-large {
    display: block;
    width: 100%;
    height: auto;
    max-height: 560px;
    object-fit: contain;
    background: #ffffff;
    border-radius: 10px;
}

.process-figure figcaption {
    margin-top: 14px;
    color: var(--muted);
    font-size: 0.95rem;
    text-align: center;
}

.approach-section {
    padding: 64px 0;
    background: var(--surface);
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
}

.approach-grid {
    display: grid;
    grid-template-columns: minmax(260px, 0.8fr) minmax(0, 1.4fr);
    gap: 48px;
    align-items: start;
}

.approach-content {
    padding: 30px;
    background: #ffffff;
    border: 1px solid var(--border);
    border-radius: 18px;
    box-shadow: 0 16px 40px rgba(24, 34, 47, 0.06);
}

.approach-content p {
    margin-top: 0;
    color: var(--muted);
    font-size: 1.02rem;
}

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

.approach-callout {
    margin-top: 28px;
    padding: 22px;
    background: var(--surface);
    border-left: 5px solid var(--primary);
    border-radius: 12px;
}

.approach-callout h3 {
    margin: 0 0 10px;
    color: var(--primary-dark);
    font-size: 1.2rem;
}

.approach-callout p {
    margin-bottom: 12px;
}

.approach-callout p:last-child {
    margin-bottom: 0;
}

.pum-callout-section {
    padding: 56px 0;
    background: #ffffff;
}

.pum-callout {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 28px;
    padding: 30px;
    background:
        radial-gradient(circle at top right, rgba(31, 95, 139, 0.14), transparent 34%),
        var(--surface);
    border: 1px solid var(--border);
    border-radius: 18px;
}

.pum-callout-text {
    max-width: 720px;
}

.pum-callout h2 {
    margin: 0;
    font-size: clamp(1.6rem, 3vw, 2.25rem);
    line-height: 1.15;
}

.pum-callout p {
    margin: 12px 0 0;
    color: var(--muted);
    font-size: 1.05rem;
}

/* =========================================================
   6. Interior Page Layout
   ========================================================= */

.page-hero {
    padding: 72px 0;
    background:
        radial-gradient(circle at top right, rgba(31, 95, 139, 0.14), transparent 34%),
        linear-gradient(135deg, #ffffff 0%, var(--surface) 100%);
    border-bottom: 1px solid var(--border);
}

.page-hero-inner {
    max-width: 860px;
}

.page-hero h1 {
    margin: 0;
    font-size: clamp(2.2rem, 5vw, 4rem);
    line-height: 1.06;
    letter-spacing: -0.04em;
}

.page-hero p:last-child {
    max-width: 760px;
    margin: 22px 0 0;
    color: var(--muted);
    font-size: 1.2rem;
}

.content-section {
    padding: 64px 0;
    background: #ffffff;
}

/* Default: one-column interior page */

.content-layout {
    max-width: 900px;
    margin: 0 auto;
}

/* Supports older pages that still include a sidebar */

.content-layout:has(.content-sidebar) {
    display: grid;
    grid-template-columns: 260px minmax(0, 1fr);
    gap: 48px;
    align-items: start;
    max-width: none;
}

.content-sidebar {
    position: sticky;
    top: 96px;
}

.sidebar-card {
    padding: 22px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 16px;
}

.sidebar-card h2 {
    margin: 0 0 14px;
    font-size: 1.1rem;
}

.sidebar-card a {
    display: block;
    padding: 8px 0;
    color: var(--primary-dark);
    border-top: 1px solid var(--border);
    font-weight: 700;
    text-decoration: none;
}

.sidebar-card a:hover {
    color: var(--primary);
}

.content-main {
    max-width: none;
}

.content-layout:has(.content-sidebar) .content-main {
    max-width: 820px;
}

.text-block {
    margin-bottom: 36px;
    padding-bottom: 36px;
    border-bottom: 1px solid var(--border);
}

.text-block h2 {
    margin: 0 0 16px;
    color: var(--text);
    font-size: clamp(1.6rem, 3vw, 2.2rem);
    line-height: 1.15;
    letter-spacing: -0.02em;
}

.text-block h3 {
    margin: 24px 0 10px;
    color: var(--primary-dark);
    font-size: 1.25rem;
    line-height: 1.25;
}

.text-block p {
    margin: 0;
    color: var(--muted);
    font-size: 1.06rem;
}

.text-block p + p,
.text-block p + ul,
.text-block p + ol,
.text-block ul + p,
.text-block ol + p {
    margin-top: 16px;
}

.text-block li {
    color: var(--muted);
    font-size: 1.04rem;
}

.content-authors {
    color: var(--primary-dark) !important;
    font-weight: 700;
}

.content-figure {
    margin: 0 0 36px;
    padding: 18px;
    background: #ffffff;
    border: 1px solid var(--border);
    border-radius: 18px;
    box-shadow: 0 16px 40px rgba(24, 34, 47, 0.06);
}

.content-figure img {
    display: block;
    width: 100%;
    height: auto;
    border-radius: 10px;
}

.content-figure figcaption {
    margin-top: 12px;
    color: var(--muted);
    font-size: 0.92rem;
    text-align: center;
}

.next-page-card {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 28px;
    padding: 28px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 18px;
}

.next-page-card h2 {
    margin: 0;
    font-size: 1.6rem;
}

.next-page-card p {
    margin-bottom: 0;
    color: var(--muted);
}

/* =========================================================
   7. Philosophy Page
   ========================================================= */

.philosophy-visual-table {
    margin-bottom: 36px;
}

.philosophy-visual-table h2 {
    margin: 0 0 22px;
    font-size: clamp(1.6rem, 3vw, 2.2rem);
    line-height: 1.15;
    letter-spacing: -0.02em;
}

.visual-table {
    display: grid;
    gap: 22px;
}

.visual-row {
    display: grid;
    grid-template-columns: 260px minmax(0, 1fr);
    gap: 24px;
    align-items: center;
    padding: 20px;
    background: #ffffff;
    border: 1px solid var(--border);
    border-radius: 18px;
    box-shadow: 0 14px 34px rgba(24, 34, 47, 0.06);
}

.visual-row.reverse {
    grid-template-columns: minmax(0, 1fr) 260px;
}

.visual-row.reverse .visual-image {
    order: 2;
}

.visual-row.reverse .visual-text {
    order: 1;
}

.visual-image img {
    display: block;
    width: 100%;
    height: auto;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 12px;
}

.visual-text h3 {
    margin: 0 0 10px;
    color: var(--primary-dark);
    font-size: 1.35rem;
    line-height: 1.2;
}

.visual-text p {
    margin: 0;
    color: var(--muted);
    font-size: 1.02rem;
}

.model-testing-table-section {
    margin-bottom: 40px;
}

.model-testing-table-section h2 {
    margin: 0 0 12px;
    font-size: clamp(1.6rem, 3vw, 2.2rem);
    line-height: 1.15;
    letter-spacing: -0.02em;
}

.table-intro {
    margin: 0 0 22px;
    color: var(--muted);
    font-size: 1.04rem;
}

.responsive-table {
    overflow-x: auto;
    background: #ffffff;
    border: 1px solid var(--border);
    border-radius: 14px;
    box-shadow: 0 14px 34px rgba(24, 34, 47, 0.06);
}

.model-testing-table {
    width: 100%;
    min-width: 880px;
    border-collapse: collapse;
    table-layout: fixed;
}

.model-testing-table th:not(.row-number),
.model-testing-table td:not(.row-number) {
    width: 24%;
}

.model-testing-table th,
.model-testing-table td {
    padding: 14px;
    text-align: left;
    vertical-align: top;
    border: 1px solid var(--border);
}

.model-testing-table thead th {
    background: var(--surface);
    color: var(--text);
    font-size: 0.98rem;
    line-height: 1.25;
}

.model-testing-table .row-number {
    width: 4%;
    color: var(--muted);
    font-weight: 700;
    text-align: center;
}

.model-testing-table td img {
    display: block;
    width: 100%;
    max-width: 150px;
    height: auto;
    margin-bottom: 10px;
    background: #ffffff;
    border: 1px solid var(--border);
    border-radius: 8px;
}

.model-testing-table td p {
    margin: 0;
    color: var(--text);
    font-size: 0.96rem;
    line-height: 1.35;
}

/* =========================================================
   8. Why ISLE Page
   ========================================================= */

blockquote {
    margin: 24px 0;
    padding: 20px 24px;
    background: var(--surface);
    border-left: 5px solid var(--primary);
    border-radius: 10px;
}

blockquote p {
    margin: 0;
    color: var(--muted);
    font-size: 1.02rem;
}

.student-quote {
    position: relative;
}

.quote-label {
    margin-bottom: 10px;
    color: var(--primary-dark);
    font-size: 0.82rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.quote-group {
    margin: 22px 0;
    padding: 22px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 14px;
}

.quote-group h3 {
    margin: 0 0 12px;
    color: var(--primary-dark);
    font-size: 1.15rem;
}

.quote-group ul {
    margin-bottom: 0;
}

.quote-group li + li {
    margin-top: 8px;
}

.quote-group.isle {
    background: #ffffff;
    border-left: 5px solid var(--primary);
}

.definition-list {
    display: grid;
    gap: 18px;
    margin: 0;
}

.definition-list dt {
    color: var(--primary-dark);
    font-size: 1.08rem;
    font-weight: 700;
}

.definition-list dd {
    margin: 4px 0 0;
    color: var(--muted);
}

/* =========================================================
   9. Adopting ISLE Page
   ========================================================= */

.adopting-steps {
    display: grid;
    gap: 18px;
    margin: 24px 0 0;
    padding: 0;
    list-style: none;
    counter-reset: adopting-step;
}

.adopting-steps > li {
    counter-increment: adopting-step;
    position: relative;
    padding: 24px 24px 24px 74px;
    background: #ffffff;
    border: 1px solid var(--border);
    border-radius: 16px;
    box-shadow: 0 12px 30px rgba(24, 34, 47, 0.05);
}

.adopting-steps > li::before {
    content: counter(adopting-step);
    position: absolute;
    top: 24px;
    left: 24px;
    display: grid;
    place-items: center;
    width: 34px;
    height: 34px;
    color: #ffffff;
    background: var(--primary);
    border-radius: 50%;
    font-weight: 700;
}

.adopting-steps h3 {
    margin: 0 0 10px;
    color: var(--primary-dark);
    font-size: 1.25rem;
}

.adopting-steps p {
    margin-bottom: 12px;
}

.adopting-steps p:last-child,
.adopting-steps ul:last-child {
    margin-bottom: 0;
}

/* =========================================================
   10. Free Resources Page
   ========================================================= */

.resource-list {
    display: grid;
    gap: 18px;
    margin-top: 22px;
}

.resource-card {
    padding: 22px;
    background: #ffffff;
    border: 1px solid var(--border);
    border-radius: 16px;
    box-shadow: 0 12px 30px rgba(24, 34, 47, 0.05);
}

.resource-card h3 {
    margin: 0 0 10px;
    color: var(--primary-dark);
    font-size: 1.25rem;
}

.resource-card p:last-child {
    margin-bottom: 0;
}

/* =========================================================
   11. References Page
   ========================================================= */

.reference-section h2 {
    margin-bottom: 18px;
}

.reference-list {
    display: grid;
    gap: 14px;
    margin: 0;
    padding-left: 1.4rem;
}

.reference-list li {
    color: var(--muted);
    font-size: 1.02rem;
    line-height: 1.55;
}

.reference-list em {
    color: var(--text);
}

/* =========================================================
   12. Developers & Users Page
   ========================================================= */

.people-grid {
    display: grid;
    gap: 18px;
    margin-bottom: 36px;
}

.person-card {
    display: grid;
    grid-template-columns: 150px minmax(0, 1fr);
    gap: 22px;
    align-items: start;
    padding: 22px;
    background: #ffffff;
    border: 1px solid var(--border);
    border-radius: 16px;
    box-shadow: 0 12px 30px rgba(24, 34, 47, 0.05);
}

.person-card img {
    display: block;
    width: 150px;
    aspect-ratio: 1 / 1;
    object-fit: cover;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 12px;
}

.person-info h2 {
    margin: 0 0 4px;
    color: var(--primary-dark);
    font-size: 1.35rem;
    line-height: 1.2;
}

.person-info p {
    margin: 0;
    color: var(--muted);
    font-size: 1.02rem;
}

.person-info p + p {
    margin-top: 10px;
}

.person-email,
.person-dates {
    font-weight: 700;
}

/* =========================================================
   13. Events Page
   ========================================================= */

.event-list {
    display: grid;
    gap: 18px;
    margin-top: 22px;
}

.event-card {
    padding: 22px;
    background: #ffffff;
    border: 1px solid var(--border);
    border-radius: 16px;
    box-shadow: 0 12px 30px rgba(24, 34, 47, 0.05);
}

.event-type {
    margin: 0 0 8px;
    color: var(--primary);
    font-size: 0.82rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.event-card h3 {
    margin: 0 0 14px;
    color: var(--primary-dark);
    font-size: 1.35rem;
    line-height: 1.2;
}

.event-card p {
    margin: 14px 0 0;
    color: var(--muted);
}

.event-meta {
    display: grid;
    gap: 8px;
    margin: 0;
}

.event-meta div {
    display: grid;
    grid-template-columns: 90px minmax(0, 1fr);
    gap: 12px;
}

.event-meta dt {
    color: var(--text);
    font-weight: 700;
}

.event-meta dd {
    margin: 0;
    color: var(--muted);
}

.event-loading,
.event-empty {
    margin: 0;
    padding: 18px;
    color: var(--muted);
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 12px;
}

/* =========================================================
   14. Posters Page
   ========================================================= */

.poster-list {
    display: grid;
    gap: 28px;
    margin-top: 24px;
}

.poster-group {
    display: grid;
    gap: 16px;
}

.poster-group h3 {
    margin: 0;
    color: var(--primary-dark);
    font-size: 1.45rem;
    line-height: 1.2;
}

.poster-card {
    padding: 22px;
    background: #ffffff;
    border: 1px solid var(--border);
    border-radius: 16px;
    box-shadow: 0 12px 30px rgba(24, 34, 47, 0.05);
}

.poster-card h4 {
    margin: 0 0 8px;
    color: var(--primary-dark);
    font-size: 1.18rem;
    line-height: 1.25;
}

.poster-card p {
    margin: 0 0 14px;
    color: var(--muted);
}

/* =========================================================
   15. Footer
   ========================================================= */

.site-footer {
    background: #ffffff;
    border-top: 1px solid var(--border);
}

.footer-inner {
    padding: 22px 0;
}

.footer-inner p {
    margin: 0;
    color: var(--muted);
    font-size: 0.95rem;
}

/* =========================================================
   16. Responsive Styles
   ========================================================= */

@media (max-width: 850px) {
    .header-inner {
        align-items: flex-start;
        flex-direction: column;
    }

    .site-nav {
        justify-content: flex-start;
    }

    .hero {
        padding: 56px 0;
    }

    .hero-grid {
        grid-template-columns: 1fr;
    }

    .hero-card {
        max-width: 640px;
    }

    .process-section {
        padding: 48px 0;
    }

    .process-figure {
        padding: 16px;
    }

    .approach-section {
        padding: 48px 0;
    }

    .approach-grid {
        grid-template-columns: 1fr;
        gap: 24px;
    }

    .pum-callout {
        align-items: flex-start;
        flex-direction: column;
    }

    .content-layout:has(.content-sidebar) {
        grid-template-columns: 1fr;
        gap: 28px;
    }

    .content-sidebar {
        position: static;
    }

    .sidebar-card a {
        display: inline-block;
        margin-right: 16px;
        border-top: none;
    }

    .content-with-summary {
        grid-template-columns: 1fr !important;
        gap: 28px;
        max-width: 900px !important;
    }

    .content-with-summary .content-main {
        max-width: none !important;
    }

    .page-summary-card {
        position: static;
        order: -1;
    }

    .visual-row,
    .visual-row.reverse {
        grid-template-columns: 1fr;
    }

    .visual-row.reverse .visual-image,
    .visual-row.reverse .visual-text {
        order: initial;
    }

    .visual-image {
        max-width: 420px;
    }

    .next-page-card {
        align-items: flex-start;
        flex-direction: column;
    }
}

@media (max-width: 520px) {
    .site-nav {
        gap: 10px 14px;
    }

    .hero h1 {
        font-size: 2.25rem;
    }

    .hero-text {
        font-size: 1.05rem;
    }

    .hero-card {
        padding: 22px;
    }

    .process-figure {
        padding: 10px;
        border-radius: 14px;
    }

    .process-figure figcaption {
        font-size: 0.88rem;
    }

    .approach-content {
        padding: 22px;
    }

    .approach-callout {
        padding: 18px;
    }

    .page-hero {
        padding: 56px 0;
    }

    .content-section {
        padding: 44px 0;
    }

    .sidebar-card {
        padding: 18px;
    }

    .content-figure {
        padding: 10px;
    }

    .next-page-card {
        padding: 22px;
    }

    .adopting-steps > li {
        padding: 72px 20px 20px;
    }

    .adopting-steps > li::before {
        top: 20px;
        left: 20px;
    }

    .person-card {
        grid-template-columns: 1fr;
    }

    .person-card img {
        width: 140px;
    }
}