.delang-about-page {
    background: #f7f8fa;
    color: #3f4650;
}

.about-wrap {
    width: min(1180px, calc(100% - 48px));
    margin: 0 auto;
}

.about-hero {
    position: relative;
    height: 380px;
    overflow: hidden;
    background:
        linear-gradient(90deg, rgba(17, 22, 31, .72), rgba(17, 22, 31, .42)),
        url("/static/upload/image/20231110/1699596181438376.jpg") center center / cover no-repeat;
}

.about-hero::after {
    content: "";
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
    height: 78px;
    background: linear-gradient(90deg, rgba(20, 55, 86, .82), rgba(20, 55, 86, .48), rgba(120, 25, 18, .28));
}

.about-hero-inner {
    position: relative;
    z-index: 2;
    height: 100%;
    display: flex;
    align-items: flex-end;
    justify-content: flex-end;
    padding-bottom: 34px;
}

.about-hero-title {
    color: #fff;
    text-align: left;
}

.about-hero-title span {
    display: inline-block;
    margin-bottom: 10px;
    color: rgba(255, 255, 255, .68);
    font-size: 15px;
    letter-spacing: 5px;
    text-transform: uppercase;
}

.about-hero-title h1 {
    margin: 0;
    font-size: 42px;
    font-weight: 500;
    letter-spacing: 4px;
    color: #fff;
    text-shadow: 0 2px 12px rgba(0, 0, 0, .45);
}

.about-hero-title p {
    margin: 10px 0 0;
    color: rgba(255, 255, 255, .72);
    font-size: 15px;
}

/* Stats Section */
.about-stats-section {
    padding: 56px 0 0;
}

.about-stats-bar {
    display: flex;
    justify-content: center;
    gap: 64px;
    padding: 40px 48px;
    background: #fff;
    box-shadow: 0 14px 38px rgba(24, 31, 44, .06);
}

.about-stat-item {
    text-align: center;
}

.about-stat-item strong {
    display: block;
    font-size: 42px;
    font-weight: 600;
    color: #1a3a5c;
    line-height: 1.1;
}

.about-stat-item span {
    display: block;
    margin-top: 8px;
    font-size: 14px;
    color: #8a92a0;
    letter-spacing: 2px;
}

/* Content Section */
.about-content-section {
    padding: 70px 0 88px;
}

.about-section-title {
    margin-bottom: 46px;
    text-align: center;
}

.about-section-title h2 {
    position: relative;
    display: inline-block;
    margin: 0;
    padding-bottom: 12px;
    color: #4d535c;
    font-size: 28px;
    font-weight: 500;
    letter-spacing: 2px;
}

.about-section-title h2::after {
    content: "";
    position: absolute;
    left: 50%;
    bottom: 0;
    width: 78px;
    height: 2px;
    transform: translateX(-50%);
    background: #9aa6b5;
}

.about-section-title p {
    margin: 10px 0 0;
    color: #a4abb4;
    font-size: 17px;
}

.about-content-card {
    min-height: 420px;
    padding: 54px 72px;
    background: #fff;
    box-shadow: 0 14px 38px rgba(24, 31, 44, .05);
}

.about-description {
    margin-bottom: 32px;
    padding: 24px 28px;
    background: #f4f6f9;
    border-left: 4px solid #1a3a5c;
    color: #4a5260;
    font-size: 16px;
    line-height: 1.9;
}

.about-richtext {
    color: #59616c;
    font-size: 16px;
    line-height: 2.05;
}

.about-richtext h1,
.about-richtext h2,
.about-richtext h3,
.about-richtext h4 {
    margin: 26px 0 14px;
    color: #2f3742;
    line-height: 1.45;
}

.about-richtext p {
    margin: 0 0 16px;
}

.about-richtext img {
    max-width: 100%;
    height: auto;
}

.about-richtext table {
    width: 100% !important;
    border-collapse: collapse;
}

.about-richtext table td,
.about-richtext table th {
    padding: 10px 12px;
    border: 1px solid #e5e8ef;
}

.about-empty {
    padding: 72px 20px;
    color: #8a92a0;
    text-align: center;
}

.about-empty h3 {
    margin: 0 0 10px;
    color: #535b66;
    font-size: 22px;
    font-weight: 500;
}

.about-empty p {
    margin: 0;
}

@media (max-width: 768px) {
    .about-wrap {
        width: min(100% - 28px, 1180px);
    }

    .about-hero {
        height: 300px;
    }

    .about-hero-title h1 {
        font-size: 34px;
    }

    .about-stats-bar {
        flex-direction: column;
        gap: 28px;
        padding: 32px 24px;
    }

    .about-stat-item strong {
        font-size: 34px;
    }

    .about-content-section {
        padding: 48px 0 64px;
    }

    .about-content-card {
        padding: 34px 24px;
    }
}