/* style/about.css */

:root {
    --primary-color: #11A84E;
    --secondary-color: #22C768;
    --bg-card: #11271B;
    --bg-body: #08160F;
    --text-main: #F2FFF6;
    --text-secondary: #A7D9B8;
    --border-color: #2E7A4E;
    --glow-color: #57E38D;
    --gold-color: #F2C14E;
    --divider-color: #1E3A2A;
    --deep-green-color: #0A4B2C;
}

.page-about {
    font-family: 'Arial', sans-serif;
    color: var(--text-main); /* Default text color for the page */
    background-color: var(--bg-body); /* Body background from shared.css, this acts as a base */
}

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

.page-about__section {
    padding: 60px 0;
    position: relative;
    overflow: hidden;
}

.page-about__hero-section {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 10px 0 60px 0; /* Rely on body padding-top, add small top padding for first section */
    background-color: var(--bg-body);
}

.page-about__hero-image-wrapper {
    width: 100%;
    max-height: 675px; /* Limit height to maintain aspect ratio without being too tall */
    overflow: hidden;
    position: relative;
}

.page-about__hero-image {
    width: 100%;
    height: auto;
    display: block;
    object-fit: cover;
    object-position: center;
}

.page-about__hero-content {
    position: relative;
    z-index: 10;
    padding: 40px 20px;
    max-width: 900px;
    margin-top: -100px; /* Overlap slightly for visual effect, but content is below image */
    background-color: var(--bg-card);
    border-radius: 10px;
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.3);
    border: 1px solid var(--border-color);
}

.page-about__main-title {
    color: var(--text-main);
    font-weight: bold;
    line-height: 1.2;
    letter-spacing: -0.02em;
    margin-bottom: 20px;
}

.page-about__subtitle {
    color: var(--text-secondary);
    font-size: 1.1em;
    line-height: 1.6;
    margin-bottom: 30px;
}

.page-about__heading {
    color: var(--gold-color);
    font-size: 2.2em;
    text-align: center;
    margin-bottom: 40px;
    font-weight: bold;
}

.page-about__paragraph {
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 20px;
}

.page-about__btn {
    display: inline-block;
    padding: 15px 30px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: bold;
    transition: all 0.3s ease;
    cursor: pointer;
    text-align: center;
    white-space: normal;
    word-wrap: break-word;
}

.page-about__btn-primary {
    background: linear-gradient(180deg, #2AD16F 0%, #13994A 100%);
    color: #ffffff;
    border: none;
}

.page-about__btn-primary:hover {
    opacity: 0.9;
    transform: translateY(-2px);
}

.page-about__btn-secondary {
    background-color: var(--bg-card);
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
    margin-left: 20px;
}

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

.page-about__btn-link {
    background: none;
    border: 1px solid var(--border-color);
    color: var(--text-main);
    padding: 10px 20px;
    margin-top: 15px;
}

.page-about__btn-link:hover {
    background-color: var(--deep-green-color);
    color: var(--text-main);
}

.page-about__introduction-section {
    background-color: var(--bg-body);
    border-bottom: 1px solid var(--divider-color);
}

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

.page-about__feature-item {
    background-color: var(--bg-card);
    padding: 30px;
    border-radius: 10px;
    text-align: center;
    border: 1px solid var(--border-color);
    transition: transform 0.3s ease;
}

.page-about__feature-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.2);
}

.page-about__feature-icon {
    width: 80px;
    height: 80px;
    object-fit: contain;
    margin-bottom: 20px;
}

.page-about__feature-title {
    color: var(--text-main);
    font-size: 1.4em;
    margin-bottom: 15px;
}

.page-about__feature-description {
    color: var(--text-secondary);
    line-height: 1.6;
}

.page-about__differentiation-section {
    background-color: var(--deep-green-color);
    border-bottom: 1px solid var(--divider-color);
}

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

.page-about__product-item {
    background-color: var(--bg-card);
    padding: 30px;
    border-radius: 10px;
    border: 1px solid var(--border-color);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.page-about__product-image {
    width: 100%;
    height: 250px;
    object-fit: cover;
    border-radius: 8px;
    margin-bottom: 20px;
}

.page-about__product-title {
    color: var(--gold-color);
    font-size: 1.6em;
    margin-bottom: 15px;
}

.page-about__product-list, .page-about__tech-list, .page-about__service-list {
    list-style: none;
    padding: 0;
    margin-bottom: 20px;
}

.page-about__product-list li, .page-about__tech-list li, .page-about__service-list li {
    color: var(--text-secondary);
    margin-bottom: 10px;
    padding-left: 20px;
    position: relative;
}

.page-about__product-list li::before, .page-about__tech-list li::before, .page-about__service-list li::before {
    content: '•';
    color: var(--secondary-color);
    position: absolute;
    left: 0;
    font-size: 1.2em;
    line-height: 1;
}

.page-about__promotion-section {
    margin-top: 60px;
    text-align: center;
    padding-top: 40px;
    border-top: 1px dashed var(--divider-color);
}

.page-about__licensing-section {
    background-color: var(--bg-body);
    border-bottom: 1px solid var(--divider-color);
}

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

.page-about__licensing-item {
    background-color: var(--bg-card);
    padding: 30px;
    border-radius: 10px;
    text-align: center;
    border: 1px solid var(--border-color);
}

.page-about__licensing-image {
    width: 100%;
    max-width: 300px;
    height: 150px;
    object-fit: contain;
    margin-bottom: 20px;
}

.page-about__licensing-title {
    color: var(--text-main);
    font-size: 1.5em;
    margin-bottom: 15px;
}

.page-about__licensing-description {
    color: var(--text-secondary);
    line-height: 1.6;
}

.page-about__social-responsibility-section {
    background-color: var(--deep-green-color);
    border-bottom: 1px solid var(--divider-color);
}

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

.page-about__responsibility-item {
    background-color: var(--bg-card);
    padding: 30px;
    border-radius: 10px;
    text-align: center;
    border: 1px solid var(--border-color);
}

.page-about__responsibility-icon {
    width: 100px;
    height: 100px;
    object-fit: contain;
    margin-bottom: 20px;
}

.page-about__responsibility-title {
    color: var(--text-main);
    font-size: 1.4em;
    margin-bottom: 15px;
}

.page-about__responsibility-description {
    color: var(--text-secondary);
    line-height: 1.6;
}

.page-about__vision-section {
    background-color: var(--bg-body);
    border-bottom: 1px solid var(--divider-color);
}

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

.page-about__vision-item {
    background-color: var(--bg-card);
    padding: 30px;
    border-radius: 10px;
    text-align: center;
    border: 1px solid var(--border-color);
}

.page-about__vision-image {
    width: 100%;
    max-width: 300px;
    height: 150px;
    object-fit: contain;
    margin-bottom: 20px;
}

.page-about__vision-title {
    color: var(--text-main);
    font-size: 1.5em;
    margin-bottom: 15px;
}

.page-about__vision-description {
    color: var(--text-secondary);
    line-height: 1.6;
}

.page-about__faq-section {
    background-color: var(--deep-green-color);
    padding-bottom: 80px;
}

.page-about__faq-list {
    margin-top: 40px;
}

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

.page-about__faq-question {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px;
    font-size: 1.1em;
    color: var(--text-main);
    font-weight: bold;
    cursor: pointer;
    background-color: var(--deep-green-color);
    border-bottom: 1px solid var(--divider-color);
}

.page-about__faq-question:hover {
    background-color: var(--primary-color);
}

.page-about__faq-toggle {
    font-size: 1.5em;
    line-height: 1;
    transition: transform 0.3s ease;
}

details[open] > .page-about__faq-question .page-about__faq-toggle {
    transform: rotate(45deg);
}

.page-about__faq-answer {
    padding: 20px;
    color: var(--text-secondary);
    line-height: 1.6;
    background-color: var(--bg-card);
}

.page-about__faq-answer p {
    margin-bottom: 10px;
}

.page-about__cta-section {
    background-color: var(--bg-body);
    text-align: center;
    padding-top: 80px;
    padding-bottom: 80px;
}

.page-about__cta-buttons {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-top: 40px;
}

/* Responsive styles */
@media (max-width: 768px) {
    .page-about__container,
    .page-about__hero-content {
        padding-left: 15px;
        padding-right: 15px;
    }

    .page-about__hero-section {
        padding-top: 10px !important; /* Ensure small top padding */
        padding-bottom: 40px;
    }

    .page-about__hero-content {
        margin-top: -60px;
        padding: 30px 15px;
    }

    .page-about__main-title {
        font-size: clamp(1.8em, 5vw, 2.5em); /* Using clamp for H1 */
    }

    .page-about__heading {
        font-size: 1.8em;
    }

    .page-about__subtitle,
    .page-about__paragraph,
    .page-about__feature-description,
    .page-about__product-list li,
    .page-about__tech-list li,
    .page-about__service-list li,
    .page-about__licensing-description,
    .page-about__responsibility-description,
    .page-about__vision-description,
    .page-about__faq-answer {
        font-size: 1em;
    }

    .page-about__feature-grid,
    .page-about__product-showcase,
    .page-about__licensing-details,
    .page-about__responsibility-grid,
    .page-about__vision-details {
        grid-template-columns: 1fr;
    }

    .page-about__btn-secondary {
        margin-left: 0;
        margin-top: 15px;
    }

    .page-about__cta-buttons {
        flex-direction: column;
        align-items: center;
        gap: 15px;
    }

    .page-about__btn,
    .page-about__btn-primary,
    .page-about__btn-secondary,
    .page-about__btn-link {
        max-width: 100% !important;
        width: 100% !important;
        box-sizing: border-box !important;
        white-space: normal !important;
        word-wrap: break-word !important;
        padding-left: 15px;
        padding-right: 15px;
    }

    /* Images and videos responsiveness */
    .page-about img {
        max-width: 100% !important;
        width: 100% !important;
        height: auto !important;
        display: block !important;
    }

    .page-about__section,
    .page-about__card,
    .page-about__container,
    .page-about__hero-image-wrapper,
    .page-about__hero-content,
    .page-about__feature-item,
    .page-about__product-item,
    .page-about__licensing-item,
    .page-about__responsibility-item,
    .page-about__vision-item,
    .page-about__faq-item {
        max-width: 100% !important;
        width: 100% !important;
        box-sizing: border-box !important;
        overflow: hidden;
    }

    .page-about__hero-image {
        height: 400px; /* Adjust hero image height for mobile */
    }
}

@media (max-width: 480px) {
    .page-about__hero-content {
        margin-top: -40px;
    }
    .page-about__main-title {
        font-size: clamp(1.5em, 6vw, 2em);
    }
    .page-about__heading {
        font-size: 1.6em;
    }
}

/* Ensure summary toggle for details element */
details > summary {
    list-style: none;
}
details > summary::-webkit-details-marker {
    display: none;
}