/* style/about.css */
/* body đã padding-top: var(--header-offset) từ shared.css; trang này không cần thêm padding-top cho body hoặc các section đầu tiên bằng biến đó. */
.page-about {
    font-family: Arial, sans-serif;
    line-height: 1.6;
    color: var(--text-main, #F2FFF6); /* Default text color from custom palette */
    background-color: var(--background, #08160F); /* Default background from custom palette */
}

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

.page-about__hero-section {
    position: relative;
    width: 100%;
    display: flex;
    flex-direction: column; /* Image above text */
    align-items: center;
    justify-content: center;
    overflow: hidden;
    padding-bottom: 60px; /* Padding below content */
    padding-top: 10px; /* Small top padding, body handles header offset */
    background-color: var(--background, #08160F);
}

.page-about__hero-image-wrapper {
    width: 100%;
    max-width: 100%;
    margin-bottom: 30px; /* Space between image and text */
}

.page-about__hero-image {
    width: 100%;
    height: auto;
    display: block;
    object-fit: cover;
    border-radius: 10px;
}

.page-about__hero-content {
    text-align: center;
    max-width: 900px;
    z-index: 1;
    padding: 0 20px;
    box-sizing: border-box;
    color: var(--text-main, #F2FFF6);
}

.page-about__main-title {
    font-size: clamp(2.2rem, 4vw, 3.5rem); /* Responsive font size for H1 */
    font-weight: bold;
    color: var(--gold, #F2C14E); /* Use gold for main title */
    margin-bottom: 15px;
    line-height: 1.2;
}

.page-about__subtitle {
    font-size: 1.2rem;
    color: var(--text-secondary, #A7D9B8);
    margin-bottom: 30px;
}

.page-about__cta-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
    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: bold;
    transition: all 0.3s ease;
    box-sizing: border-box;
    max-width: 100%; /* Ensure buttons don't overflow */
    white-space: normal;
    word-wrap: break-word;
}

.page-about__btn-primary {
    background: linear-gradient(180deg, #2AD16F 0%, #13994A 100%);
    color: #ffffff;
    border: 2px solid transparent;
}

.page-about__btn-primary:hover {
    background: linear-gradient(180deg, #13994A 0%, #2AD16F 100%);
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.page-about__btn-secondary {
    background: transparent;
    color: var(--main-color, #11A84E);
    border: 2px solid var(--main-color, #11A84E);
}

.page-about__btn-secondary:hover {
    background-color: var(--main-color, #11A84E);
    color: #ffffff;
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.page-about__section {
    padding: 80px 0;
    text-align: center;
}

.page-about__section-title {
    font-size: 2.5rem;
    color: var(--gold, #F2C14E);
    margin-bottom: 40px;
    font-weight: bold;
}

.page-about__text-block {
    font-size: 1.1rem;
    color: var(--text-secondary, #A7D9B8);
    margin-bottom: 20px;
    max-width: 900px;
    margin-left: auto;
    margin-right: auto;
    text-align: left;
}

.page-about__image-content {
    width: 100%;
    max-width: 800px;
    height: auto;
    display: block;
    margin: 40px auto 0 auto;
    border-radius: 10px;
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.3);
}

.page-about__dark-section {
    background-color: var(--card-bg, #11271B); /* Use card background for dark sections */
    color: var(--text-main, #F2FFF6);
}

.page-about__introduction .page-about__text-block {
    text-align: center;
}

.page-about__mission-vision .page-about__grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
    margin-top: 40px;
}

.page-about__card {
    background-color: var(--background, #08160F); /* Card BG from custom palette */
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
    text-align: left;
    border: 1px solid var(--border, #2E7A4E);
}

.page-about__card-title {
    font-size: 1.8rem;
    color: var(--gold, #F2C14E);
    margin-bottom: 15px;
    font-weight: bold;
}

.page-about__card-text {
    font-size: 1rem;
    color: var(--text-secondary, #A7D9B8);
    margin-bottom: 10px;
}

.page-about__core-values .page-about__values-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.page-about__value-item {
    background-color: var(--background, #08160F);
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
    text-align: center;
    border: 1px solid var(--border, #2E7A4E);
}

.page-about__value-title {
    font-size: 1.5rem;
    color: var(--main-color, #11A84E);
    margin-bottom: 10px;
    font-weight: bold;
}

.page-about__value-description {
    font-size: 1rem;
    color: var(--text-secondary, #A7D9B8);
}

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

.page-about__feature-card {
    background-color: var(--background, #08160F);
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
    text-align: left;
    border: 1px solid var(--border, #2E7A4E);
}

.page-about__feature-title {
    font-size: 1.6rem;
    color: var(--gold, #F2C14E);
    margin-bottom: 15px;
    font-weight: bold;
}

.page-about__feature-description {
    font-size: 1rem;
    color: var(--text-secondary, #A7D9B8);
}

.page-about__our-team .page-about__team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.page-about__team-member {
    background-color: var(--card-bg, #11271B);
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
    text-align: center;
    border: 1px solid var(--border, #2E7A4E);
}

.page-about__team-photo {
    width: 150px;
    height: 150px;
    border-radius: 50%;
    object-fit: cover;
    margin-bottom: 20px;
    border: 4px solid var(--main-color, #11A84E);
    display: block;
    margin-left: auto;
    margin-right: auto;
}

.page-about__member-name {
    font-size: 1.5rem;
    color: var(--gold, #F2C14E);
    margin-bottom: 5px;
    font-weight: bold;
}

.page-about__member-position {
    font-size: 1rem;
    color: var(--main-color, #11A84E);
    margin-bottom: 15px;
}

.page-about__member-description {
    font-size: 0.95rem;
    color: var(--text-secondary, #A7D9B8);
}

.page-about__commitment .page-about__commitment-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.page-about__commitment-item {
    background-color: var(--background, #08160F);
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
    text-align: left;
    border: 1px solid var(--border, #2E7A4E);
}

.page-about__commitment-title {
    font-size: 1.6rem;
    color: var(--gold, #F2C14E);
    margin-bottom: 15px;
    font-weight: bold;
}

.page-about__commitment-description {
    font-size: 1rem;
    color: var(--text-secondary, #A7D9B8);
}

.page-about__cta-buttons--bottom {
    margin-top: 60px;
}

.page-about__faq-section {
    padding-bottom: 80px;
}

.page-about__faq-list {
    margin-top: 40px;
    max-width: 900px;
    margin-left: auto;
    margin-right: auto;
    text-align: left;
}

.page-about__faq-item {
    background-color: var(--card-bg, #11271B);
    margin-bottom: 15px;
    border-radius: 8px;
    border: 1px solid var(--border, #2E7A4E);
    overflow: hidden;
}

.page-about__faq-item summary {
    list-style: none; /* Hide default marker */
    cursor: pointer;
    padding: 20px 25px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 1.2rem;
    font-weight: bold;
    color: var(--gold, #F2C14E);
    background-color: var(--background, #08160F);
    transition: background-color 0.3s ease;
}

.page-about__faq-item summary:hover {
    background-color: var(--deep-green, #0A4B2C);
}

.page-about__faq-item summary::-webkit-details-marker {
    display: none; /* Hide default marker for webkit browsers */
}

.page-about__faq-qtext {
    flex-grow: 1;
}

.page-about__faq-toggle {
    font-size: 1.5rem;
    line-height: 1;
    margin-left: 15px;
    color: var(--main-color, #11A84E);
}

.page-about__faq-item[open] .page-about__faq-toggle {
    content: "−";
}

.page-about__faq-answer {
    padding: 20px 25px;
    font-size: 1rem;
    color: var(--text-secondary, #A7D9B8);
    border-top: 1px solid var(--divider, #1E3A2A);
}

/* Responsive Styles */
@media (max-width: 1024px) {
    .page-about__main-title {
        font-size: clamp(2rem, 5vw, 3rem);
    }

    .page-about__section-title {
        font-size: 2rem;
    }

    .page-about__hero-content {
        padding: 0 15px;
    }
}

@media (max-width: 768px) {
    .page-about img,
    .page-about__video {
        max-width: 100% !important;
        width: 100% !important;
        height: auto !important;
        display: block !important;
    }

    .page-about__hero-section {
        padding: 40px 10px;
        padding-top: 10px !important; /* body already handles header offset */
    }

    .page-about__hero-image-wrapper {
        margin-bottom: 20px;
    }

    .page-about__main-title {
        font-size: clamp(1.8rem, 6vw, 2.5rem);
        margin-bottom: 10px;
    }

    .page-about__subtitle {
        font-size: 1rem;
        margin-bottom: 20px;
    }

    .page-about__cta-buttons {
        flex-direction: column;
        gap: 15px;
        width: 100%;
        max-width: 400px; /* Limit button group width */
        margin: 0 auto;
        padding-left: 15px;
        padding-right: 15px;
        box-sizing: border-box !important;
        overflow: hidden !important;
    }

    .page-about__btn-primary,
    .page-about__btn-secondary {
        width: 100% !important;
        max-width: 100% !important;
        padding: 12px 20px !important;
        font-size: 1rem !important;
        white-space: normal !important;
        word-wrap: break-word !important;
    }

    .page-about__section {
        padding: 40px 0;
    }

    .page-about__section-title {
        font-size: 1.8rem;
        margin-bottom: 30px;
    }

    .page-about__text-block {
        font-size: 0.95rem;
        padding: 0 15px;
        text-align: left; /* Keep text aligned left in mobile */
    }

    .page-about__image-content {
        margin: 30px auto 0 auto;
        max-width: 100% !important;
        width: 100% !important;
        height: auto !important;
        padding: 0 15px;
        box-sizing: border-box;
    }

    .page-about__mission-vision .page-about__grid,
    .page-about__core-values .page-about__values-list,
    .page-about__why-choose .page-about__features-grid,
    .page-about__our-team .page-about__team-grid,
    .page-about__commitment .page-about__commitment-list {
        grid-template-columns: 1fr;
        gap: 20px;
        padding: 0 15px;
    }

    .page-about__card,
    .page-about__value-item,
    .page-about__feature-card,
    .page-about__team-member,
    .page-about__commitment-item {
        padding: 25px;
    }

    .page-about__card-title,
    .page-about__value-title,
    .page-about__feature-title,
    .page-about__member-name,
    .page-about__commitment-title {
        font-size: 1.4rem;
    }

    .page-about__team-photo {
        width: 120px;
        height: 120px;
    }

    .page-about__faq-list {
        padding: 0 15px;
    }

    .page-about__faq-item summary {
        font-size: 1rem;
        padding: 15px 20px;
    }

    .page-about__faq-answer {
        font-size: 0.95rem;
        padding: 15px 20px;
    }

    /* Ensure all containing elements for images/videos/buttons also handle overflow */
    .page-about__section,
    .page-about__card,
    .page-about__container,
    .page-about__hero-section,
    .page-about__hero-image-wrapper,
    .page-about__cta-buttons,
    .page-about__video-section,
    .page-about__video-container,
    .page-about__video-wrapper {
        max-width: 100% !important;
        width: 100% !important;
        box-sizing: border-box !important;
        overflow: hidden !important; /* Crucial for preventing horizontal scroll */
        padding-left: 15px;
        padding-right: 15px;
    }
}