.page-about {
    font-family: Arial, sans-serif;
    line-height: 1.6;
    color: #333333; /* Default text color for light background */
    background-color: #ffffff; /* Explicitly set for content area */
}

.page-about__container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
    box-sizing: border-box;
}

.page-about__hero-section {
    padding-top: 10px; /* Small top padding, body handles header offset */
    padding-bottom: 40px;
    background-color: #ffffff;
    overflow: hidden;
}

.page-about__hero-content-wrapper {
    display: flex;
    flex-direction: column; /* Image above text by default */
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
    gap: 20px;
}

.page-about__hero-image-block {
    width: 100%;
    max-width: 100%;
    overflow: hidden;
    box-sizing: border-box;
}

.page-about__hero-image {
    width: 100%;
    height: auto;
    display: block;
    border-radius: 8px;
}

.page-about__hero-text-block {
    text-align: center;
    padding: 0 20px;
    width: 100%;
    box-sizing: border-box;
}

.page-about__hero-title {
    font-size: clamp(2em, 4vw, 3.5em);
    font-weight: 700;
    color: #017439;
    margin-bottom: 15px;
    line-height: 1.2;
}

.page-about__hero-description {
    font-size: 1.1em;
    color: #555555;
    margin-bottom: 30px;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.page-about__hero-cta-buttons {
    display: flex;
    justify-content: center;
    gap: 20px;
    flex-wrap: wrap;
    width: 100%;
    max-width: 100%;
    box-sizing: border-box;
}

.page-about__section-title {
    font-size: 2.5em;
    color: #017439;
    text-align: center;
    margin-bottom: 40px;
    font-weight: 700;
}

.page-about__text-block {
    font-size: 1.1em;
    color: #333333;
    margin-bottom: 20px;
    text-align: justify;
}

.page-about__image-content {
    width: 100%;
    height: auto;
    display: block;
    margin: 40px auto;
    border-radius: 8px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

.page-about__dark-section {
    background-color: #017439;
    color: #ffffff;
    padding: 60px 0;
}

.page-about__dark-section .page-about__section-title,
.page-about__dark-section .page-about__text-block {
    color: #ffffff;
}

.page-about__mission-vision-section {
    padding: 60px 0;
    background-color: #f9f9f9;
}

.page-about__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(450px, 1fr));
    gap: 30px;
}

.page-about__card {
    background-color: #ffffff;
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
    text-align: center;
}

.page-about__card-title {
    font-size: 1.8em;
    color: #017439;
    margin-bottom: 15px;
    font-weight: 600;
}

.page-about__card-text {
    font-size: 1em;
    color: #555555;
    text-align: justify;
}

.page-about__dark-section .page-about__card-title {
    color: #ffffff;
}

.page-about__dark-section .page-about__card-text {
    color: #f0f0f0;
}

.page-about__values-section {
    padding: 60px 0;
}

.page-about__values-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}

.page-about__value-item {
    background-color: #ffffff;
    padding: 25px;
    border-radius: 10px;
    box-shadow: 0 3px 12px rgba(0, 0, 0, 0.05);
    text-align: center;
    border: 1px solid #e0e0e0;
}

.page-about__dark-section .page-about__value-item {
    background-color: rgba(255, 255, 255, 0.1);
    color: #ffffff;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.page-about__value-title {
    font-size: 1.5em;
    color: #017439;
    margin-bottom: 10px;
    font-weight: 600;
}

.page-about__dark-section .page-about__value-title {
    color: #ffffff;
}

.page-about__value-description {
    font-size: 0.95em;
    color: #555555;
    text-align: justify;
}

.page-about__dark-section .page-about__value-description {
    color: #f0f0f0;
}

.page-about__team-section {
    padding: 60px 0;
    background-color: #f0ffef;
}

.page-about__team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 40px;
    margin-bottom: 40px;
}

.page-about__team-member {
    background-color: #ffffff;
    padding: 25px;
    border-radius: 10px;
    box-shadow: 0 3px 12px rgba(0, 0, 0, 0.05);
    text-align: center;
    border: 1px solid #e0e0e0;
}

.page-about__team-photo {
    width: 200px;
    height: 200px;
    border-radius: 50%;
    object-fit: cover;
    margin-bottom: 15px;
    border: 4px solid #017439;
}

.page-about__member-name {
    font-size: 1.6em;
    color: #017439;
    margin-bottom: 5px;
    font-weight: 600;
}

.page-about__member-role {
    font-size: 1.1em;
    color: #555555;
    margin-bottom: 10px;
    font-style: italic;
}

.page-about__member-bio {
    font-size: 0.95em;
    color: #666666;
    text-align: justify;
}

.page-about__commitment-section {
    padding: 60px 0;
}

.page-about__commitment-cta {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-top: 40px;
    flex-wrap: wrap;
}

.page-about__cta-section {
    padding: 60px 0;
    background-color: #f0f0f0;
    text-align: center;
}

.page-about__cta-buttons {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-top: 30px;
    flex-wrap: wrap;
}

.page-about__btn-primary,
.page-about__btn-secondary {
    display: inline-block;
    padding: 15px 30px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 700;
    transition: all 0.3s ease;
    white-space: normal;
    word-wrap: break-word;
    max-width: 100%;
    box-sizing: border-box;
}

.page-about__btn-primary {
    background-color: #C30808; /* Custom Register/Login color */
    color: #FFFF00; /* Custom Register/Login font color */
    border: 2px solid #C30808;
}

.page-about__btn-primary:hover {
    background-color: #E00A0A;
    border-color: #E00A0A;
    transform: translateY(-2px);
}

.page-about__btn-secondary {
    background-color: #ffffff;
    color: #017439;
    border: 2px solid #017439;
}

.page-about__btn-secondary:hover {
    background-color: #017439;
    color: #ffffff;
    transform: translateY(-2px);
}

/* Responsive styles */
@media (max-width: 1024px) {
    .page-about__grid {
        grid-template-columns: 1fr;
    }
    .page-about__hero-title {
        font-size: clamp(2em, 5vw, 3em);
    }
    .page-about__section-title {
        font-size: 2em;
    }
    .page-about__hero-image-block, .page-about__hero-text-block {
        padding: 0 15px;
    }
}

@media (max-width: 768px) {
    .page-about {
        font-size: 16px;
        line-height: 1.6;
    }

    /* HERO 主图区域 */
    .page-about__hero-section {
        padding-top: 10px !important;
        padding-bottom: 20px !important;
    }

    .page-about__hero-content-wrapper {
        flex-direction: column !important;
        gap: 15px !important;
        padding: 0 15px !important; /* Add padding to wrapper for content */
    }

    .page-about__hero-image-block {
        width: 100% !important;
        max-width: 100% !important;
        box-sizing: border-box !important;
    }

    .page-about__hero-image {
        max-width: 100% !important;
        width: 100% !important;
        height: auto !important;
    }

    .page-about__hero-title {
        font-size: clamp(1.8em, 7vw, 2.5em) !important;
    }

    .page-about__hero-description {
        font-size: 1em !important;
    }

    .page-about__hero-cta-buttons {
        flex-direction: column !important;
        gap: 10px !important;
        padding: 0 15px !important;
    }

    /* 通用图片与容器 */
    .page-about__container {
        padding-left: 15px !important;
        padding-right: 15px !important;
        max-width: 100% !important;
        width: 100% !important;
        box-sizing: border-box !important;
    }

    .page-about img {
        max-width: 100% !important;
        width: 100% !important;
        height: auto !important;
        display: block !important;
    }

    .page-about__image-content {
        margin: 20px auto !important;
    }

    /* 按钮与按钮容器 */
    .page-about__btn-primary,
    .page-about__btn-secondary,
    .page-about a[class*="button"],
    .page-about a[class*="btn"] {
        max-width: 100% !important;
        width: 100% !important;
        box-sizing: border-box !important;
        white-space: normal !important;
        word-wrap: break-word !important;
        padding-left: 15px !important;
        padding-right: 15px !important;
    }

    .page-about__hero-cta-buttons,
    .page-about__commitment-cta,
    .page-about__cta-buttons {
        max-width: 100% !important;
        width: 100% !important;
        box-sizing: border-box !important;
        padding-left: 15px !important;
        padding-right: 15px !important;
        flex-wrap: wrap !important;
        gap: 10px !important;
        flex-direction: column !important; /* Force vertical stacking for multiple buttons */
    }

    /* 其他内容模块 */
    .page-about__section-title {
        font-size: 1.8em !important;
        margin-bottom: 30px !important;
    }

    .page-about__text-block {
        font-size: 0.95em !important;
    }

    .page-about__grid, .page-about__values-grid, .page-about__team-grid {
        grid-template-columns: 1fr !important;
        gap: 20px !important;
    }

    .page-about__card,
    .page-about__value-item,
    .page-about__team-member {
        padding: 20px !important;
    }

    .page-about__card-title,
    .page-about__value-title,
    .page-about__member-name {
        font-size: 1.4em !important;
    }

    .page-about__team-photo {
        width: 150px !important;
        height: 150px !important;
    }

    .page-about__dark-section, .page-about__mission-vision-section, .page-about__team-section, .page-about__commitment-section, .page-about__cta-section {
        padding: 30px 0 !important;
    }
}