:root {
    --brand2: #22c55e;
}
body {
    font-family:
        'Inter',
        'Segoe UI',
        'Helvetica Neue',
        Arial,
        system-ui,
        -apple-system,
        sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.65;
}

main {
    padding: 2.4rem 0 2.6rem;
}
.article-wrap {
    max-width: 980px;
    margin: 0 auto;
}
.article-wrap h1 {
    font-size: clamp(1.78rem, 4vw, 2.45rem);
    line-height: 1.24;
    margin-bottom: 0.7rem;
}
.article-meta {
    color: #9fb0c9;
    font-size: 0.9rem;
    margin-bottom: 1.3rem;
}
.hero-image {
    border-radius: 14px;
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, 0.08);
    margin-bottom: 1.35rem;
}
.hero-image img {
    width: 100%;
    height: 360px;
    object-fit: cover;
    display: block;
}
.article-wrap p {
    color: var(--text);
    font-size: 1rem;
    margin-bottom: 1rem;
    line-height: 1.86;
}
.article-wrap h2 {
    font-size: 1.23rem;
    margin-top: 1.95rem;
    margin-bottom: 0.7rem;
    color: #dbf0ff;
}
.hub-section {
    max-width: 980px;
    margin: 2.2rem auto 0;
}
.hub-section h2 {
    text-align: center;
    font-size: clamp(1.26rem, 3vw, 1.55rem);
    margin-bottom: 0.5rem;
}
.hub-title-line {
    width: 84px;
    height: 3px;
    border-radius: 999px;
    background: linear-gradient(90deg, #2f80ff, #22c55e);
    margin: 0 auto 1.1rem;
}
.hub-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 0.9rem;
}
.hub-card {
    border: 1px solid rgba(255, 255, 255, 0.09);
    border-radius: 12px;
    padding: 1rem;
    background: rgba(255, 255, 255, 0.02);
}
.hub-card h3 {
    display: flex;
    align-items: center;
    gap: 0.35rem;
    margin-bottom: 0.48rem;
    font-size: 1.08rem;
    color: #67e8f9;
}
.hub-card h3 a {
    color: inherit;
    text-decoration: underline;
    text-underline-offset: 3px;
}
.hub-card p {
    margin: 0;
    color: #d7deea;
    font-size: 0.92rem;
    line-height: 1.66;
}

@media (max-width: 760px) {
    .article-wrap p {
        font-size: 0.94rem;
        line-height: 1.75;
    }
    .article-wrap h2 {
        font-size: 1.12rem;
    }
    .hero-image img {
        height: 210px;
    }
    .hub-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 760px) {
}