/* ==========================================================================
   BACKGROUND STATS COLUMN / CAPACITY COUNTER - PURE BEM STANDARD
   ========================================================================== */

.bg-stats-column {
    position: relative;
    background-size: cover;
    background-position: center;
    padding: clamp(60px, 8vw, 90px) 0;
    margin: 0 auto;
    color: var(--color-primary, #ffffff);
}

.bg-stats-column__overlay {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.55);
    z-index: 1;
}

.bg-stats-column__container {
    position: relative;
    z-index: 2;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    box-sizing: border-box;
}

.bg-stats-column__header {
    text-align: center;
    margin-bottom: 50px;
}

.bg-stats-column__header h2 {
    margin: 0;
    line-height: 1.25;
    color: var(--color-primary, #ffffff);
    display: flex;
    flex-direction: column;
    align-items: center;
}

.bg-stats-column__header h2 span {
    display: block;
    color: var(--color-primary, #ffffff);
}

.bg-stats-column__header h2 span:first-child {
    font-family: var(--font-serif);
    font-weight: 300;
}

.bg-stats-column__header h2 span:last-child {
    font-family: var(--font-sans);
    font-weight: 700;
    margin-top: 4px;
}

/* SỬ DỤNG GRID CHO CẤU TRÚC PHẲNG */
.bg-stats-column__grid {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 20px;
}

.bg-stats-column__box {
    border: 1px solid rgba(255, 255, 255, 0.6);
    padding: 35px 25px;
    text-align: center;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    background: rgba(255, 255, 255, 0.03);
    backdrop-filter: blur(2px);
    -webkit-backdrop-filter: blur(2px);
    border-radius: var(--radius-card, 0);
    transition: var(--transition-base, all 0.3s ease);
}

.bg-stats-column__box:hover {
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(255, 255, 255, 0.9);
}

.bg-stats-column__box--span-3 {
    grid-column: span 3;
}

.bg-stats-column__box--span-2 {
    grid-column: span 2;
}

.bg-stats-column__box h4 {
    font-family: var(--font-serif);
    font-weight: 500;
    margin: 0 0 10px 0;
    color: var(--color-primary, #ffffff);
}

.bg-stats-column__box p {
    margin: 0;
    line-height: 1.5;
    color: var(--color-primary, #ffffff);
    max-width: 90%;
}

/* RESPONSIVE MOBILE & TABLET */
@media (max-width: 767px) {
    .bg-stats-column {
        padding: 60px 0;
    }

    .bg-stats-column__header {
        margin-bottom: 35px;
    }

    .bg-stats-column__grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 15px;
    }

    .bg-stats-column__box--span-3,
    .bg-stats-column__box--span-2 {
        grid-column: span 1;
    }

    .bg-stats-column__box {
        padding: 25px 15px;
    }

    .bg-stats-column__box p {
        max-width: 100%;
        line-height: 1.4;
    }
}