/*
 * Theme tokens derived from morpho.org public CSS (_next/static/chunks/*.css):
 * bg #121212, elevated #181818 / #1e1e1e, text #f5f5f5 / #fff, muted #9c9d9f,
 * accent blue #5792ff / #88c0ff / #2470ff / #004EC3, fonts FK Grotesk (+ Untitled Sans on canonical).
 * Gradients: radial blue glow over #121212 (mirrors canonical dark shell).
 */
:root {
    --bg: #121212;
    --bg-elev: #181818;
    --text: #f5f5f5;
    --muted: #9c9d9f;
    --accent: #5792ff;
    --accent-2: #88c0ff;
    --accent-deep: #004ec3;
    --border: rgba(87, 146, 255, 0.18);
    --nav-h: 3.25rem;
}

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

html {
    scroll-behavior: smooth;
    background-color: var(--bg);
}

body {
    margin: 0;
    min-height: 100vh;
    font-family: "FK Grotesk", ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    font-size: 1rem;
    line-height: 1.65;
    color: var(--text);
    background: radial-gradient(120% 80% at 50% -20%, rgba(87, 146, 255, 0.1), transparent),
        radial-gradient(80% 50% at 100% 50%, rgba(0, 78, 195, 0.06), transparent),
        var(--bg);
}

a {
    color: var(--accent);
    text-decoration-thickness: 1px;
    text-underline-offset: 0.15em;
}

a:hover {
    color: var(--accent-2);
}

.site-nav {
    position: sticky;
    top: 0;
    z-index: 50;
    min-height: var(--nav-h);
    background: rgba(18, 18, 18, 0.94);
    border-bottom: 1px solid var(--border);
    backdrop-filter: blur(10px);
}

.nav-inner {
    max-width: 72rem;
    margin: 0 auto;
    padding: 0.5rem 1rem;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.75rem 1rem;
}

.nav-brand {
    font-weight: 700;
    font-size: 1.05rem;
    letter-spacing: 0.02em;
    color: var(--accent);
    text-decoration: none;
}

.nav-brand:hover {
    color: var(--text);
}

.nav-links {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.35rem 0.75rem;
    flex: 1;
    justify-content: flex-end;
}

.nav-link {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--muted);
    text-decoration: none;
    padding: 0.35rem 0.5rem;
    border-radius: 0.35rem;
}

.nav-link:hover,
.nav-more-summary:hover {
    color: var(--text);
    background: rgba(87, 146, 255, 0.1);
}

.nav-link.is-active,
.nav-brand.is-active {
    color: var(--accent-2);
}

.nav-more {
    position: relative;
}

.nav-more-summary {
    list-style: none;
    cursor: pointer;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--muted);
    padding: 0.35rem 0.6rem;
    border-radius: 0.35rem;
}

.nav-more-summary::-webkit-details-marker {
    display: none;
}

.nav-more-menu {
    position: absolute;
    right: 0;
    top: calc(100% + 0.35rem);
    min-width: 12rem;
    padding: 0.35rem;
    background: var(--bg-elev);
    border: 1px solid var(--border);
    border-radius: 0.5rem;
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.45);
    display: flex;
    flex-direction: column;
    gap: 0.15rem;
}

.nav-more-link {
    font-size: 0.85rem;
    color: var(--muted);
    text-decoration: none;
    padding: 0.45rem 0.55rem;
    border-radius: 0.35rem;
}

.nav-more-link:hover {
    background: rgba(87, 146, 255, 0.12);
    color: var(--text);
}

.nav-more-link.is-active {
    color: var(--accent-2);
}

.maindiv {
    max-width: 48rem;
    margin: 0 auto;
    padding: 1.25rem 1rem 3rem;
}

@media (min-width: 768px) {
    .maindiv {
        padding-top: 2rem;
        padding-left: 1.5rem;
        padding-right: 1.5rem;
    }
}

.article-main h1 {
    font-size: clamp(1.75rem, 4vw, 2.25rem);
    margin-top: 0;
    letter-spacing: 0.02em;
    color: var(--accent);
}

.article-main h2 {
    font-size: 1.25rem;
    margin-top: 2rem;
    padding-bottom: 0.35rem;
    border-bottom: 1px solid var(--border);
    color: var(--accent-2);
}

.article-main h3 {
    font-size: 1.05rem;
    margin-top: 1.25rem;
    color: var(--accent);
}

.article-main p {
    margin-top: 0.75rem;
    color: var(--text);
}

.article-main li {
    margin: 0.35rem 0;
    color: var(--muted);
}

.article-main strong {
    color: var(--text);
}

img.logo {
    display: block;
    width: min(100%, 36rem);
    height: auto;
    margin: 1.5rem auto;
    border-radius: 0.65rem;
    border: 1px solid var(--border);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.35);
}

.topic-article h1 {
    font-size: clamp(1.5rem, 3vw, 2rem);
    margin-top: 0;
    color: var(--accent);
}

.topic-article h2 {
    font-size: 1.15rem;
    margin-top: 1.75rem;
    color: var(--accent-2);
}

.topic-article .lede {
    font-size: 1.05rem;
    color: var(--muted);
}

.topic-article ul {
    padding-left: 1.25rem;
}

.topic-article li {
    margin: 0.4rem 0;
    color: var(--muted);
}

.card-grid {
    display: grid;
    gap: 1rem;
    margin: 1.5rem 0;
}

@media (min-width: 640px) {
    .card-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

.card {
    padding: 1rem 1.1rem;
    background: var(--bg-elev);
    border: 1px solid var(--border);
    border-radius: 0.65rem;
}

.card h3 {
    margin: 0 0 0.5rem;
    font-size: 1rem;
    color: var(--accent);
}

.card p {
    margin: 0;
    font-size: 0.9rem;
    color: var(--muted);
}

.card a {
    display: inline-block;
    margin-top: 0.65rem;
    font-size: 0.85rem;
    font-weight: 600;
}

.stat-row {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    margin: 1rem 0;
}

.stat {
    flex: 1;
    min-width: 8rem;
    padding: 0.75rem 1rem;
    background: rgba(87, 146, 255, 0.08);
    border: 1px solid var(--border);
    border-radius: 0.5rem;
}

.stat strong {
    display: block;
    font-size: 1.1rem;
    color: var(--accent-2);
}

.stat span {
    font-size: 0.8rem;
    color: var(--muted);
}

table.article-table {
    border-collapse: collapse;
    width: 100%;
    max-width: 100%;
    margin: 1rem 0;
    font-size: 0.95rem;
}

table.article-table th,
table.article-table td {
    border: 1px solid var(--border);
    padding: 0.55rem 0.75rem;
    text-align: left;
    vertical-align: top;
}

table.article-table thead th {
    background: rgba(87, 146, 255, 0.1);
    color: var(--text);
}

code {
    font-size: 0.9em;
    word-break: break-all;
    background: rgba(255, 255, 255, 0.06);
    padding: 0.1em 0.35em;
    border-radius: 0.25rem;
}

.article-meta {
    font-size: 0.9rem;
    color: var(--muted);
    margin-bottom: 1.25rem;
}

.back-link {
    display: inline-block;
    margin-bottom: 1rem;
    font-size: 0.875rem;
}