/* ADPS knowledge architecture: shared navigation, workshop, topic, and home sections. */

.site-header .container {
    max-width: 72rem;
}

.site-nav {
    align-items: center;
    gap: 1rem;
}

.site-nav > a,
.site-nav-more > summary {
    font-size: 0.9rem;
    line-height: 1.4;
}

.site-nav > a[aria-current="page"],
.site-nav-more.active > summary {
    color: var(--color-link);
    font-weight: 650;
}

.site-nav-more {
    position: relative;
}

.site-nav-more > summary {
    color: var(--color-text-muted);
    cursor: pointer;
    list-style: none;
    white-space: nowrap;
}

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

.site-nav-more > summary::after {
    content: "\2304";
    display: inline-block;
    font-size: 0.72rem;
    margin-left: 0.3rem;
    transform: translateY(-0.06rem);
}

.site-nav-more[open] > summary::after {
    transform: rotate(180deg) translateY(0.08rem);
}

.site-nav-more-menu {
    background: #fff;
    border: 1px solid var(--color-rule);
    border-radius: 6px;
    box-shadow: 0 12px 30px rgba(15, 23, 42, 0.12);
    display: grid;
    gap: 0;
    min-width: 10.5rem;
    padding: 0.35rem;
    position: absolute;
    right: 0;
    top: calc(100% + 0.55rem);
    z-index: 30;
}

.site-nav-more-menu a {
    border-radius: 4px;
    color: var(--color-text-muted);
    font-size: 0.84rem;
    padding: 0.45rem 0.55rem;
    text-decoration: none;
}

.site-nav-more-menu a:hover,
.site-nav-more-menu a[aria-current="page"] {
    background: var(--color-quote-bg);
    color: var(--color-link);
}

.workshop-hub,
.topic-hub {
    max-width: 68rem;
}

.workshop-hub-head,
.topic-hub-head {
    border-bottom: 1px solid var(--color-rule);
    margin-bottom: 2.5rem;
    padding-bottom: 1.7rem;
}

.workshop-hub-head > p:first-child,
.topic-hub-head > p:first-child {
    color: var(--color-badge);
    font-size: 0.78rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    text-transform: uppercase;
}

.workshop-hub-head h1,
.topic-hub-head h1 {
    font-size: 2.2rem;
    line-height: 1.15;
    margin-bottom: 0.7rem;
}

.workshop-hub-head > p:last-child,
.topic-hub-head > p:not(:first-child) {
    color: var(--color-text-muted);
    max-width: 46rem;
}

.knowledge-flow {
    margin: 0 0 2.5rem;
}

.knowledge-flow h2,
.topic-round > h2,
.topic-agenda > h2,
.topic-lines > h2 {
    font-size: 1.25rem;
    margin-bottom: 1rem;
}

.knowledge-flow > div {
    border-bottom: 1px solid var(--color-rule);
    border-top: 1px solid var(--color-rule);
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
}

.knowledge-flow article {
    min-width: 0;
    padding: 1.1rem 1.1rem 1.2rem 0;
}

.knowledge-flow article + article {
    border-left: 1px solid var(--color-rule);
    padding-left: 1.1rem;
}

.knowledge-flow article > p {
    color: var(--color-badge);
    font-family: var(--font-mono);
    font-size: 0.76rem;
    margin: 0 0 0.3rem;
}

.knowledge-flow h3 {
    font-size: 1rem;
    margin-bottom: 0.35rem;
}

.knowledge-flow span {
    color: var(--color-text-muted);
    display: block;
    font-size: 0.86rem;
    line-height: 1.55;
}

.workshop-grid,
.topic-grid {
    display: grid;
    gap: 1rem;
    grid-template-columns: repeat(2, minmax(0, 1fr));
}

.workshop-card,
.topic-card {
    background: #fff;
    border: 1px solid var(--color-rule);
    border-radius: 6px;
    min-width: 0;
    padding: 1.15rem 1.2rem;
}

.workshop-card h2,
.topic-card h2 {
    font-size: 1.08rem;
    line-height: 1.4;
    margin-bottom: 0.55rem;
}

.workshop-card h2 a,
.topic-card h2 a {
    text-decoration: none;
}

.workshop-card > p:not(.workshop-date):not(.workshop-links),
.topic-card > p:not(.topic-status) {
    color: var(--color-text-muted);
    font-size: 0.88rem;
    line-height: 1.6;
}

.workshop-date,
.topic-status {
    color: var(--color-badge);
    font-family: var(--font-mono);
    font-size: 0.73rem;
    font-weight: 650;
    margin-bottom: 0.45rem;
}

.workshop-links {
    display: flex;
    flex-wrap: wrap;
    font-size: 0.8rem;
    gap: 0.4rem;
    margin-top: 0.85rem;
}

.workshop-policy {
    border-left: 3px solid var(--color-badge);
    color: var(--color-text-muted);
    font-size: 0.88rem;
    margin-top: 2rem;
    padding-left: 0.9rem;
}

.topic-round,
.topic-agenda,
.topic-lines {
    margin: 0 0 2.7rem;
}

.topic-invitation {
    color: var(--color-text-muted);
    margin: -0.25rem 0 1.15rem;
    max-width: 48rem;
}

.topic-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.35rem;
    margin-top: 0.8rem;
}

.topic-tags span {
    border: 1px solid var(--color-rule);
    border-radius: 3px;
    color: var(--color-text-muted);
    font-size: 0.7rem;
    padding: 0.15rem 0.38rem;
}

.topic-grid-secondary {
    grid-template-columns: minmax(0, 1fr);
    max-width: 36rem;
}

.topic-lines dl {
    border-top: 1px solid var(--color-rule);
}

.topic-lines dl > div {
    border-bottom: 1px solid var(--color-rule);
    display: grid;
    gap: 1rem;
    grid-template-columns: minmax(10rem, 0.65fr) minmax(0, 1.35fr);
    padding: 0.8rem 0;
}

.topic-lines dt {
    font-weight: 650;
}

.topic-lines dd,
.topic-lines > p {
    color: var(--color-text-muted);
}

.topic-lines > p {
    font-size: 0.85rem;
    margin-top: 0.8rem;
}

.home-knowledge-intro {
    color: var(--color-text-muted);
    max-width: 46rem;
}

.home-path-grid {
    display: grid;
    gap: 0.8rem;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    margin: 1rem 0 1.2rem;
}

.home-path {
    background: #fff;
    border: 1px solid var(--color-rule);
    border-radius: 6px;
    display: block;
    min-width: 0;
    padding: 1rem;
    text-decoration: none;
}

.home-path span {
    color: var(--color-badge);
    display: block;
    font-size: 0.75rem;
    font-weight: 700;
    margin-bottom: 0.25rem;
}

.home-path strong {
    color: var(--color-text);
    display: block;
    font-size: 0.95rem;
    line-height: 1.5;
}

.home-topic-list {
    border-top: 1px solid var(--color-rule);
}

.home-topic-list li {
    border-bottom: 1px solid var(--color-rule);
    display: grid;
    gap: 1rem;
    grid-template-columns: minmax(11rem, 0.75fr) minmax(0, 1.25fr);
    padding: 0.7rem 0;
}

.home-topic-list a {
    font-weight: 650;
    text-decoration: none;
}

.home-topic-list span {
    color: var(--color-text-muted);
    font-size: 0.86rem;
}

.essay table {
    display: block;
    max-width: 100%;
    overflow-x: auto;
}

@media (max-width: 900px) {
    .site-header .container {
        display: block;
    }

    .site-nav {
        flex-wrap: wrap;
        margin-top: 0.8rem;
        overflow: visible;
    }

    .site-nav .lang-switch {
        border-left: 0;
        padding-left: 0;
    }
}

@media (max-width: 680px) {
    .workshop-grid,
    .topic-grid,
    .home-path-grid {
        grid-template-columns: minmax(0, 1fr);
    }

    .knowledge-flow > div {
        grid-template-columns: minmax(0, 1fr);
    }

    .knowledge-flow article + article {
        border-left: 0;
        border-top: 1px solid var(--color-rule);
        padding-left: 0;
    }

    .topic-lines dl > div,
    .home-topic-list li {
        gap: 0.25rem;
        grid-template-columns: minmax(0, 1fr);
    }

    .site-nav-more-menu {
        left: auto;
        right: 0;
    }
}