.co-po-section {
            padding: 60px 20px;
            background: var(--bg-color);
        }

        .container {
            max-width: 1100px;
            margin: 0 auto;
        }

        .section-title {
            text-align: center;
            font-size: 2.5rem;
            font-weight: 700;
            color: var(--primary-color);
            margin-bottom: 20px;
            position: relative;
        }

        .section-title::after {
            content: '';
            width: 60px;
            height: 4px;
            background: #1c3b70;
            display: block;
            margin: 10px auto 0;
            border-radius: 2px;
        }

        .section-intro {
            max-width: 900px;
            margin: 0 auto 36px;
            font-size: 1.1rem;
            line-height: 1.8;
            color: var(--text-muted);
            text-align: center;
            font-weight: 500;
        }

        .attainment-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
            gap: 24px;
            margin-bottom: 40px;
        }

        .attainment-card,
        .attainment-panel {
            background: var(--card-bg);
            border-radius: 12px;
            box-shadow: var(--card-shadow); border: 1px solid var(--card-border);
            border: 1px solid #e3f2fd;
            transition: all 0.3s ease;
        }

        .attainment-card {
            padding: 26px 24px;
        }

        .attainment-card:hover,
        .attainment-panel:hover {
            transform: translateY(-5px);
            box-shadow: 0 12px 40px rgba(21, 101, 192, 0.12);
        }

        .card-number {
            width: 46px;
            height: 46px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 50%;
            background: #e3f2fd;
            color: #0d47a1;
            font-weight: 800;
            margin-bottom: 16px;
        }

        .attainment-card h3,
        .attainment-panel h3 {
            color: #0d47a1;
            font-size: 1.35rem;
            margin-bottom: 12px;
        }

        .attainment-card p,
        .attainment-panel p,
        .attainment-list {
            font-size: 1rem;
            line-height: 1.7;
            color: var(--text-muted);
        }

        .attainment-panel {
            padding: 30px 26px;
            margin-bottom: 36px;
        }

        .attainment-list {
            padding-left: 22px;
        }

        .attainment-list li {
            margin-bottom: 10px;
        }

        .document-links {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
            gap: 18px;
            margin-top: 20px;
        }

        .document-link {
            display: flex;
            align-items: center;
            gap: 16px;
            padding: 18px 20px;
            background: #f4f9ff;
            border: 1px solid #bbdefb;
            border-radius: 10px;
            color: #0d47a1;
            text-decoration: none;
            font-weight: 700;
            transition: all 0.3s ease;
        }

        .document-link:hover {
            background: #e3f2fd;
            transform: translateY(-3px);
            box-shadow: 0 8px 20px rgba(21, 101, 192, 0.15);
        }

        .document-icon {
            display: flex;
            align-items: center;
            justify-content: center;
            min-width: 58px;
            height: 58px;
            border-radius: 8px;
            background: #1565c0;
            color: #fff;
            font-size: 0.9rem;
            letter-spacing: 0.04em;
        }

        .document-details {
            display: flex;
            flex-direction: column;
            gap: 4px;
        }

        .document-details span {
            color: var(--text-muted);
            font-size: 0.92rem;
            font-weight: 500;
        }
@media (max-width: 768px) {
    .co-po-section {
        padding: 40px 10px;
    }

    .section-title {
        font-size: 2rem;
    }

    .section-intro {
        text-align: justify;
        font-size: 1rem;
    }

    .attainment-card,
    .attainment-panel {
        padding: 22px 18px;
    }

    .document-links {
        grid-template-columns: 1fr;
        gap: 12px;
    }

    .document-link {
        padding: 14px 16px;
    }

    .document-icon {
        min-width: 48px;
        height: 48px;
        font-size: 0.85rem;
    }
}