body {
       
        background-color: #f5f5f5;
        margin: 0;
        padding: 40px 20px;
        color: #333;
        scroll-behavior: smooth;
    }

    /* Header and Description Animation */
    h1, .page-desc {
        opacity: 0;
        transform: translateY(20px);
        animation: fadeSlideUp 1s forwards;
    }

    h1 {
        text-align: center;
        margin-bottom: 10px;
        font-size: 2.5em;
        color: #111;
        animation-delay: 0.2s;
    }

    .page-desc {
        text-align: center;
        max-width: 800px;
        margin: 0 auto 40px auto;
        font-size: 1.1em;
        color: #555;
        line-height: 1.6;
        animation-delay: 0.4s;
    }

    @keyframes fadeSlideUp {
        to { opacity: 1; transform: translateY(0); }
    }

    .grid {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
        gap: 25px;
        max-width: 1200px;
        margin: 0 auto;
    }

    .card {
        background-color: #fff;
        border-radius: 12px;
        overflow: hidden;
        box-shadow: 0 6px 20px rgba(0,0,0,0.08);
        display: flex;
        flex-direction: column;
        transition: transform 0.4s ease, box-shadow 0.4s ease;
        cursor: pointer;
        position: relative;
        opacity: 0;
        transform: translateY(20px);
        animation: fadeSlideUp 0.6s forwards;
    }

    .card:nth-child(1) { animation-delay: 0.6s; }
    .card:nth-child(2) { animation-delay: 0.8s; }
    .card:nth-child(3) { animation-delay: 1s; }
    .card:nth-child(4) { animation-delay: 1.2s; }

    .card::before {
        content: '';
        position: absolute;
        top: 0;
        left: -100%;
        width: 100%;
        height: 100%;
        background: linear-gradient(120deg, rgba(52,152,219,0.1), rgba(46,204,113,0.1));
        transform: skewX(-20deg);
        transition: left 0.5s ease;
        z-index: 1;
    }

    .card:hover::before {
        left: 100%;
    }

    .card:hover {
        transform: translateY(-8px);
        box-shadow: 0 15px 30px rgba(0,0,0,0.15);
    }

    .card img {
        width: 100%;
        height: 180px;
        object-fit: cover;
        border-bottom: 1px solid #eee;
        transition: transform 0.4s ease;
    }

    .card:hover img {
        transform: scale(1.05);
    }

    .card-content {
        padding: 20px;
        display: flex;
        flex-direction: column;
        gap: 10px;
        z-index: 2;
        position: relative;
    }

    .card-title {
        font-size: 1.2em;
        font-weight: 600;
        color: #222;
    }

    .card-desc {
        font-size: 0.95em;
        color: #555;
        flex-grow: 1;
        line-height: 1.5;
    }

    /* Full-Width Professional Button */
    .card-button {
        width: 100%;
        margin-top: 15px;
    }

    .card-button a {
        display: block;
        width: 100%;
        text-align: center;
        padding: 12px 0;
        background-color: #ffffff;
        border: 2px solid #3498db;
        color: #3498db;
        font-weight: 600;
        border-radius: 10px;
        transition: all 0.4s ease;
        box-shadow: 0 6px 15px rgba(52,152,219,0.2);
        position: relative;
        overflow: hidden;
        text-decoration: none; /* remove underline */
    }

    .card-button a::after {
        content: '';
        position: absolute;
        top: 0;
        left: -100%;
        width: 100%;
        height: 100%;
        background: rgba(52,152,219,0.1);
        transition: all 0.4s ease;
    }

    .card-button a:hover {
        background-color: #3498db;
        color: #fff;
        box-shadow: 0 10px 25px rgba(52,152,219,0.4);
        transform: translateY(-2px);
    }

    .card-button a:hover::after {
        left: 100%;
    }

    @media (max-width: 600px) {
        .card img {
            height: 150px;
        }
    }