/* ===== 沧州数字孪生项目页 ===== */
body.cangzhou-page #webgl-container {
    opacity: 0.35;
}

.cz-hero {
    min-height: 85vh;
    display: flex;
    align-items: center;
    padding: 120px 20px 60px;
    position: relative;
}

.cz-hero-inner {
    max-width: 1100px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: center;
}

.cz-badge {
    display: inline-block;
    padding: 6px 14px;
    border-radius: 20px;
    font-size: 13px;
    color: #4de8c2;
    border: 1px solid rgba(77, 232, 194, 0.35);
    background: rgba(77, 232, 194, 0.08);
    margin-bottom: 16px;
}

.cz-hero h1 {
    font-size: clamp(30px, 4.5vw, 46px);
    line-height: 1.25;
    margin-bottom: 16px;
    background: linear-gradient(135deg, #4de8c2 0%, #00d4ff 50%, #7b2cbf 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.cz-hero-desc {
    color: var(--text-secondary);
    font-size: 16px;
    line-height: 1.85;
    margin-bottom: 28px;
}

.cz-hero-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.cz-hero-tags span {
    padding: 6px 14px;
    border-radius: 8px;
    font-size: 13px;
    color: var(--text-muted);
    border: 1px solid var(--border-color);
    background: var(--bg-card);
}

.cz-hero-visual {
    border-radius: 16px;
    overflow: hidden;
    border: 1px solid var(--border-color);
    box-shadow: 0 24px 80px rgba(0, 0, 0, 0.5);
}

.cz-hero-visual img {
    display: block;
    width: 100%;
    aspect-ratio: 16/10;
    object-fit: cover;
}

.cz-features {
    padding: 80px 20px;
    background: linear-gradient(180deg, transparent 0%, var(--bg-card) 100%);
}

.cz-features-grid {
    max-width: 1100px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 24px;
}

.cz-feature-card {
    background: var(--bg-dark);
    border: 1px solid var(--border-color);
    border-radius: 14px;
    padding: 28px 24px;
    transition: border-color 0.3s, transform 0.3s;
}

.cz-feature-card:hover {
    border-color: #4de8c2;
    transform: translateY(-4px);
}

.cz-feature-icon {
    font-size: 32px;
    margin-bottom: 14px;
}

.cz-feature-card h3 {
    font-size: 18px;
    margin-bottom: 10px;
    color: var(--text-primary);
}

.cz-feature-card p {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.75;
}

.cz-stats {
    padding: 60px 20px;
    text-align: center;
}

.cz-stats-grid {
    max-width: 900px;
    margin: 30px auto 0;
    display: flex;
    justify-content: center;
    gap: 50px;
    flex-wrap: wrap;
}

.cz-stat-num {
    display: block;
    font-size: 42px;
    font-weight: bold;
    background: linear-gradient(135deg, #4de8c2, #00d4ff);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.cz-stat-label {
    font-size: 14px;
    color: var(--text-muted);
    margin-top: 6px;
}

.cz-tech {
    padding: 60px 20px 100px;
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.cz-tech h2 {
    font-size: 28px;
    margin-bottom: 24px;
    color: var(--text-primary);
}

.cz-tech-tags {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 12px;
}

.cz-tech-tags span {
    padding: 10px 20px;
    border-radius: 8px;
    font-size: 14px;
    color: var(--text-secondary);
    border: 1px solid var(--border-color);
    background: var(--bg-card);
}

.cz-footer-cta {
    text-align: center;
    padding: 0 20px 80px;
}

@media (max-width: 768px) {
    .cz-hero-inner {
        grid-template-columns: 1fr;
    }

    .cz-hero-visual {
        order: -1;
    }
}