/* === BUILDING === */

#building {
    padding: 60px 0;
}

.section-header {
    font-family: var(--mono);
    font-weight: 400;
    text-transform: uppercase;
    color: var(--text-3);
    margin-bottom: 48px;
    display: flex;
    align-items: baseline;
    gap: 16px;
}

.section-header-index {
    font-size: 10px;
    letter-spacing: 1px;
    color: var(--text-3);
    flex-shrink: 0;
    opacity: 0;
}

.reveal.visible .section-header-index {
    animation: indexFlicker 0.4s var(--ease-quart) 0.1s forwards;
}

@keyframes indexFlicker {
    0% { opacity: 0; }
    20% { opacity: 0.6; }
    40% { opacity: 0.15; }
    60% { opacity: 0.8; }
    80% { opacity: 0.3; }
    100% { opacity: 1; }
}

.section-header-text {
    font-size: 11px;
    letter-spacing: 4px;
}

.section-header-line {
    flex: 1;
    height: 1px;
    background: var(--line);
    min-width: 40px;
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.8s var(--ease-quint) 0.3s;
}

.reveal.visible .section-header-line {
    transform: scaleX(1);
}

.community-feature {
    display: grid;
    grid-template-columns: 200px 1fr;
    gap: 0;
    align-items: stretch;
    border: 1px solid transparent;
    text-decoration: none;
    color: inherit;
    background: var(--bg);
    margin-bottom: 24px;
    transition: border-color 0.6s var(--ease-quint) 0.4s, transform 0.3s var(--ease-quart);
    position: relative;
    overflow: hidden;
    cursor: pointer;
}

.reveal.visible.community-feature,
.reveal.visible .community-feature {
    border-color: var(--line);
}

.community-feature--featured {
    margin-bottom: 32px;
}

.community-feature:hover {
    border-color: var(--line-hover);
    transform: translateY(-2px);
    transition-delay: 0s;
}

.community-feature-logo {
    display: flex;
    align-items: center;
    justify-content: center;
    border-right: 1px solid var(--line);
    background: var(--accent-community);
    filter: grayscale(100%);
    transition: filter 0.3s var(--ease-quart);
}

.community-feature:hover .community-feature-logo {
    filter: grayscale(0%);
}

.community-feature-logo img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.community-feature-content {
    position: relative;
    padding: 40px;
}

.community-feature-eyebrow {
    font-family: var(--mono);
    font-size: 10px;
    color: var(--text-3);
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 8px;
}

.community-feature-title {
    font-size: 28px;
    font-weight: 700;
    letter-spacing: -0.5px;
    margin-bottom: 8px;
}

.community-feature-desc {
    font-size: 14px;
    font-weight: 300;
    color: var(--text-2);
    line-height: 1.7;
    max-width: 500px;
}

.community-feature-url {
    font-family: var(--mono);
    font-size: 12px;
    color: var(--text-3);
    margin-top: 12px;
    display: inline-flex;
    align-items: center;
    gap: 4px;
    transition: color 0.3s var(--ease-quart);
}

.community-feature:hover .community-feature-url {
    color: var(--text-2);
}

.community-feature-url .arrow {
    display: inline-block;
    transition: transform 0.3s var(--ease-expo);
}

.community-feature:hover .community-feature-url .arrow {
    transform: translate(3px, -3px);
}

[data-vibecode-trigger] {
    cursor: pointer;
}

/* --- Responsive --- */

/* Tablet (769-1024px) */
@media (max-width: 1024px) {
    .community-feature-content {
        padding: 32px;
    }

    .community-feature {
        grid-template-columns: 160px 1fr;
    }
}

/* Mobile (<=768px) */
@media (max-width: 768px) {
    .section-header {
        margin-bottom: 32px;
    }

    .community-feature {
        grid-template-columns: 1fr;
    }

    .community-feature-logo {
        border-right: none;
        border-bottom: 1px solid var(--line);
        padding: 0;
        max-height: 160px;
    }

    .community-feature-logo img {
        width: 100%;
        height: 100%;
        max-height: 160px;
        object-fit: contain;
    }

    .community-feature-content {
        padding: 24px;
    }

    .community-feature-title {
        font-size: 22px;
    }
}

/* Small mobile (<=400px) */
@media (max-width: 400px) {
    .community-feature-content {
        padding: 20px;
    }
}