:root {
        --brand-blue: #0062ff;
        --gradient-blue: linear-gradient(135deg, #0062ff, #00d4ff);
        --deep-industrial: #1a1d23;
        --helper-text: #64748b;
        --base-bg: #f8f9fb;
    }

    .premium-data-block {
        background-color: var(--base-bg);
        padding: 140px 0;
        position: relative;
        overflow: hidden;
        width: 100%;
        display: flex;
        justify-content: center;
    }

    .bg-watermark {
        position: absolute;
        top: 50%;
        left: 50%;
        transform: translate(-50%, -50%);
        font-size: 22vw;
        font-weight: 900;
        color: rgba(0, 98, 255, 0.025);
        z-index: 0;
        white-space: nowrap;
        user-select: none;
        pointer-events: none;
        text-transform: uppercase;
    }

    .pdb-container {
        width: 95%;
        max-width: 1800px;
        margin: 0 auto;
        padding: 0 20px;
        position: relative;
        z-index: 1;
        box-sizing: border-box;
    }

    .data-grid {
        display: grid;
        grid-template-columns: repeat(4, 1fr);
        gap: 25px;
        width: 100%;
    }

    .data-card {
        background: rgba(255, 255, 255, 0.7);
        padding: 60px 40px;
        border: 1px solid rgba(0, 98, 255, 0.08);
        transition: all 0.5s cubic-bezier(0.165, 0.84, 0.44, 1);
        backdrop-filter: blur(10px);
        display: flex;
        flex-direction: column;
        position: relative;
    }

    .data-card:nth-child(even) { transform: translateY(60px); }
    .data-card:nth-child(odd)  { transform: translateY(-10px); }

    .data-card:hover {
        background: #ffffff;
        transform: translateY(0px) scale(1.03) !important;
        box-shadow: 0 40px 80px rgba(0, 98, 255, 0.12);
        border-color: var(--brand-blue);
        z-index: 10;
    }

    .num-wrapper {
        margin-bottom: 25px;
        display: flex;
        align-items: baseline;
    }

    .main-num {
        font-size: 80px;
        font-weight: 800;
        color: var(--deep-industrial);
        line-height: 1;
        transition: all 0.4s ease;
    }

    .symbol {
        font-size: 24px;
        color: var(--brand-blue);
        font-weight: 700;
        margin-left: 6px;
    }

    .data-card:hover .main-num {
        background: var(--gradient-blue);
        -webkit-background-clip: text;
        background-clip: text;
        -webkit-text-fill-color: transparent;
    }

    .accent-line {
        width: 40px;
        height: 4px;
        background: var(--gradient-blue);
        margin-bottom: 30px;
        transition: width 0.4s ease;
    }

    .data-card:hover .accent-line { width: 80px; }

    .label-title {
        font-size: 14px;
        font-weight: 800;
        color: var(--deep-industrial);
        letter-spacing: 2.5px;
        text-transform: uppercase;
        margin-bottom: 15px;
    }

    .label-desc {
        font-size: 15px;
        color: var(--helper-text);
        line-height: 1.7;
    }

    @media (max-width: 1200px) {
        .main-num { font-size: 60px; }
        .data-grid { grid-template-columns: repeat(2, 1fr); gap: 40px; }
        .data-card:nth-child(n) { transform: none !important; margin-bottom: 20px; }
    }

    @media (max-width: 600px) {
        .data-grid { grid-template-columns: 1fr; }
        .premium-data-block { padding: 60px 0; }
    }