/* CUDA Agent page-specific styles on top of the FLEX template */

nav {
    background-color: var(--white);
    padding: 1rem 0;
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: var(--shadow);
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 0.5rem;
    flex-wrap: wrap;
}

nav a {
    text-decoration: none;
    color: var(--text-color);
    font-weight: 500;
    transition: color 0.3s ease;
    position: relative;
    padding: 0.5rem 1rem;
}

nav a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--primary-color);
    transition: width 0.3s ease;
}

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

nav a:hover::after,
nav a.active::after {
    width: 100%;
}

.authors {
    margin: 2.5rem auto 1rem auto;
    font-size: 1.1rem;
    line-height: 1.9;
    color: var(--text-color);
    max-width: 1000px;
    font-weight: 500;
}

.author-block {
    display: inline-block;
    margin-right: 0.22rem;
}

.authors sup,
.affiliations sup {
    font-size: 0.72em;
    line-height: 0;
    vertical-align: super;
    color: var(--primary-color);
    font-weight: 700;
}

.flex-logo {
    line-height: 1.12;
    padding-bottom: 0.12em;
}

.flex-logo span {
    display: inline-block;
    padding-bottom: 0.06em;
}

.affiliations {
    margin: 1.2rem auto;
    font-size: 1rem;
    line-height: 1.8;
    color: #6b7280;
    max-width: 900px;
    padding: 1.25rem 1.6rem;
    background: rgba(255, 255, 255, 0.72);
    backdrop-filter: blur(10px);
    border-radius: 12px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
}

.hero-micro {
    margin-top: 1.5rem;
    color: #6b7280;
    font-size: 0.95rem;
}

.news-section {
    background: linear-gradient(135deg, #fef3c7 0%, #fde68a 100%);
    border-radius: 16px;
    padding: 1.7rem;
    margin-top: 2rem;
    margin-bottom: 2.5rem;
    box-shadow: 0 4px 20px rgba(251, 191, 36, 0.25);
    border-left: 6px solid #f59e0b;
}

.news-item {
    background: #fff;
    border-radius: 12px;
    padding: 1.2rem;
    line-height: 1.75;
}

.news-item + .news-item {
    margin-top: 0.9rem;
}

.news-item a {
    font-weight: 600;
}

.news-date {
    color: #6b7280;
    font-size: 0.9rem;
    font-weight: 600;
    display: inline-block;
    margin-bottom: 0.5rem;
}

.grid-2 {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
    margin-top: 1.5rem;
}

.grid-3 {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
    margin-top: 1.5rem;
}

.pipeline-stack {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.2rem;
    margin-top: 1.5rem;
}

.card {
    background: var(--white);
    padding: 1.6rem;
    border-radius: 12px;
    box-shadow: var(--shadow);
    border: 1px solid var(--border-color);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.card h3 {
    color: var(--primary-color);
    margin-bottom: 0.7rem;
}

.pipeline-list {
    margin: 0.8rem 0 0.6rem 1.1rem;
    color: #374151;
    line-height: 1.65;
}

.pipeline-list li {
    margin-bottom: 0.45rem;
}

.figure-wrap {
    margin-top: 1.5rem;
    text-align: center;
}

.figure-wrap img {
    max-width: 100%;
    border-radius: 12px;
    box-shadow: var(--shadow-lg);
}

.figure-caption {
    margin-top: 0.7rem;
    font-size: 0.95rem;
    color: #6b7280;
}

.metric-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
    margin-top: 1.5rem;
}

.metric-columns {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
    margin-top: 1.5rem;
}

.metric-panel {
    border-radius: 12px;
    padding: 1.15rem;
    box-shadow: var(--shadow);
    background: linear-gradient(135deg, #eff6ff 0%, #dbeafe 100%);
}

.metric-panel.level3 {
    background: linear-gradient(135deg, #ecfeff 0%, #cffafe 100%);
}

.metric-panel h3 {
    margin-bottom: 0.85rem;
    color: #1d4ed8;
}

.metric-panel.level3 h3 {
    color: #0f766e;
}

.metric-row {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    gap: 0.8rem;
    border-top: 1px solid rgba(15, 23, 42, 0.08);
    padding: 0.8rem 0;
}

.metric-row:first-of-type {
    border-top: none;
    padding-top: 0;
}

.metric-row .label {
    color: #4b5563;
    font-size: 0.95rem;
}

.metric-row .value {
    color: #1e40af;
    font-size: 1.32rem;
    font-weight: 800;
    white-space: nowrap;
}

.results-note {
    margin-top: 1rem;
    background: linear-gradient(135deg, #f8fafc 0%, #f0f9ff 100%);
    border-left: 4px solid var(--primary-color);
    border-radius: 10px;
    padding: 0.95rem 1rem;
    color: #374151;
    line-height: 1.7;
}

.metric-card {
    border-radius: 12px;
    padding: 1.1rem;
    box-shadow: var(--shadow);
    background: linear-gradient(135deg, #eff6ff 0%, #dbeafe 100%);
}

.metric-card.level3 {
    background: linear-gradient(135deg, #ecfeff 0%, #cffafe 100%);
}

.metric-card .group {
    display: inline-block;
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    color: #1d4ed8;
    background: rgba(255, 255, 255, 0.68);
    border-radius: 999px;
    padding: 0.2rem 0.5rem;
    margin-bottom: 0.45rem;
}

.metric-card.level3 .group {
    color: #0f766e;
}

.metric-card .label {
    color: #4b5563;
    font-size: 0.9rem;
    margin-bottom: 0.35rem;
}

.metric-card .value {
    color: #1e40af;
    font-size: 1.3rem;
    font-weight: 800;
}

.resources {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    margin-top: 1rem;
}

.resource-btn {
    padding: 0.85rem 1.3rem;
    border-radius: 999px;
    border: 2px solid var(--primary-color);
    font-weight: 600;
    background: #fff;
    color: var(--primary-color);
}

.resource-btn.primary {
    background: linear-gradient(135deg, #2563eb 0%, #3b82f6 100%);
    color: #fff;
    border-color: transparent;
}

.citation-box {
    margin-top: 1rem;
    background: #0f172a;
    color: #dbeafe;
    border-radius: 12px;
    padding: 1.2rem;
    overflow-x: auto;
}

.citation-box pre {
    margin: 0;
    font-size: 0.86rem;
    line-height: 1.55;
}

footer {
    margin-top: 2rem;
    padding: 1.5rem 1rem 2rem;
    text-align: center;
    color: #6b7280;
}

@media (max-width: 1024px) {
    .metric-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 768px) {
    nav {
        gap: 0.25rem;
    }

    nav a {
        padding: 0.45rem 0.75rem;
        font-size: 0.9rem;
    }

    .grid-2,
    .grid-3,
    .metric-grid {
        grid-template-columns: 1fr;
    }

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

    .authors {
        font-size: 1rem;
    }

    .affiliations {
        font-size: 0.95rem;
    }
}