/* ===========================
 * PAGE HEADER
 * =========================== */
    .page-header {
        padding: 70px 0;
        background: #f8fafc;
    }

    .page-header-content {
        max-width: 760px;
    }

    .page-header-content h1 {
        margin: 8px 0 15px;
        font-size: 40px;
        line-height: 1.2;
        font-weight: 700;
    }

    .page-header-content p {
        margin: 0;
        color: #64748b;
        font-size: 16px;
        line-height: 1.8;
    }

    /* ===========================
 * HISTORY TIMELINE
 * =========================== */
    .history-timeline {
        position: relative;
        max-width: 1000px;
        margin: 0 auto;
        padding: 20px 0;
    }

    .history-timeline::before {
        content: "";
        position: absolute;
        top: 0;
        bottom: 0;
        left: 125px;
        width: 2px;
        background: #e5e7eb;
    }

    .history-item {
        position: relative;
        display: grid;
        grid-template-columns: 100px 50px 1fr;
        gap: 0;
        margin-bottom: 45px;
    }

    .history-item:last-child {
        margin-bottom: 0;
    }

    .history-year {
        padding-top: 25px;
        text-align: right;
        padding-right: 15px;
        font-size: 18px;
        font-weight: 700;
        color: #0f766e;
    }

    .history-dot {
        position: relative;
        z-index: 2;
        width: 16px;
        height: 16px;
        margin: 27px auto 0;
        border-radius: 50%;
        background: #0f766e;
        border: 4px solid #fff;
        box-shadow: 0 0 0 2px #0f766e;
    }

    .history-card {
        overflow: hidden;
        background: #fff;
        border: 1px solid #e5e7eb;
        border-radius: 18px;
    }

    .history-image {
        width: 100%;
        height: 280px;
        overflow: hidden;
        background: #f1f5f9;
    }

    .history-image img {
        display: block;
        width: 100%;
        height: 100%;
        object-fit: cover;
    }

    .history-content {
        padding: 25px 28px 28px;
    }

    .history-content h2 {
        margin: 0 0 12px;
        font-size: 24px;
        line-height: 1.35;
        font-weight: 700;
    }

    .history-summary {
        margin: 0 0 15px;
        font-size: 15px;
        line-height: 1.7;
        font-weight: 600;
        color: #334155;
    }

    .history-description {
        color: #64748b;
        font-size: 15px;
        line-height: 1.85;
    }

    /* ===========================
 * RESPONSIVE
 * =========================== */
    @media (max-width:767.98px) {
        .page-header {
            padding: 50px 0;
        }

        .page-header-content h1 {
            font-size: 30px;
        }

        .page-header-content p {
            font-size: 14px;
        }

        .history-timeline {
            padding: 10px 0;
        }

        .history-timeline::before {
            left: 15px;
        }

        .history-item {
            display: grid;
            grid-template-columns: 32px 1fr;
            gap: 12px;
            margin-bottom: 30px;
        }

        .history-year {
            grid-column: 2;
            grid-row: 1;
            padding: 0;
            text-align: left;
            margin-bottom: 8px;
            font-size: 16px;
        }

        .history-dot {
            grid-column: 1;
            grid-row: 1 / span 2;
            width: 14px;
            height: 14px;
            margin: 3px auto 0;
        }

        .history-card {
            grid-column: 2;
            grid-row: 2;
        }

        .history-image {
            height: 220px;
        }

        .history-content {
            padding: 20px;
        }

        .history-content h2 {
            font-size: 20px;
        }

        .history-summary,
        .history-description {
            font-size: 14px;
        }
    }

    @media (max-width:575.98px) {
        .history-image {
            height: 190px;
        }

        .history-content {
            padding: 17px;
        }
    }