:root {
    --primary-color: #11A84E;
    --secondary-color: #22C768;
    --button-gradient: linear-gradient(180deg, #2AD16F 0%, #13994A 100%);
    --card-bg: #11271B;
    --background-dark: #08160F;
    --text-main: #F2FFF6;
    --text-secondary: #A7D9B8;
    --border-color: #2E7A4E;
    --glow-color: #57E38D;
    --gold-color: #F2C14E;
    --divider-color: #1E3A2A;
    --deep-green: #0A4B2C;
}

.page-about {
    background-color: var(--background-dark); /* Ensure body background is honored by main content */
    color: var(--text-main);
    font-family: Arial, sans-serif;
    line-height: 1.6;
}

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

.page-about__hero-section {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding-top: 10px; /* Small top padding, body handles header offset */
    padding-bottom: 60px;
    text-align: center;
    overflow: hidden;
    background-color: var(--background-dark);
}

.page-about__hero-image {
    width: 100%;
    height: auto;
    display: block;
    object-fit: cover;
    max-height: 600px; /* Limit height for hero image */
    margin-bottom: 30px;
}

.page-about__hero-content {
    position: relative;
    z-index: 10;
    max-width: 900px;
    padding: 0 20px;
}

.page-about__main-title {
    font-size: clamp(2.2rem, 4vw, 3.5rem);
    color: var(--gold-color);
    margin-bottom: 20px;
    font-weight: 700;
    line-height: 1.2;
    text-shadow: 0 0 10px rgba(242, 193, 78, 0.5);
}

.page-about__hero-description {
    font-size: 1.2rem;
    color: var(--text-secondary);
    margin-bottom: 30px;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.page-about__cta-buttons {
    display: flex;
    justify-content: center;
    gap: 20px;
    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;
    font-size: 1.1rem;
    transition: all 0.3s ease;
    box-sizing: border-box;
    max-width: 100%; /* Ensure button fits container */
    white-space: normal;
    word-wrap: break-word;
}

.page-about__btn-primary {
    background: var(--button-gradient);
    color: var(--text-main);
    border: 2px solid var(--primary-color);
    box-shadow: 0 4px 15px rgba(17, 168, 78, 0.4);
}

.page-about__btn-primary:hover {
    background: linear-gradient(180deg, #13994A 0%, #2AD16F 100%);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(17, 168, 78, 0.6);
}

.page-about__btn-secondary {
    background: transparent;
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
}

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

.page-about__section-title {
    font-size: clamp(1.8rem, 3.5vw, 2.8rem);
    color: var(--gold-color);
    text-align: center;
    margin-bottom: 40px;
    font-weight: 700;
    text-shadow: 0 0 8px rgba(242, 193, 78, 0.3);
}

.page-about__section-description {
    font-size: 1.1rem;
    color: var(--text-secondary);
    text-align: center;
    margin-bottom: 50px;
    max-width: 900px;
    margin-left: auto;
    margin-right: auto;
}

.page-about__introduction-section,
.page-about__responsibility-section,
.page-about__faq-section {
    background-color: var(--background-dark);
    padding: 80px 0;
}

.page-about__advantages-section,
.page-about__partners-tech-section,
.page-about__cta-section {
    background-color: var(--deep-green);
    padding: 80px 0;
}

.page-about__dark-section {
    background-color: var(--background-dark);
    color: var(--text-main);
}

.page-about__content-grid {
    display: flex;
    gap: 40px;
    align-items: center;
    margin-bottom: 60px;
}

.page-about__content-grid.reverse-order {
    flex-direction: row-reverse;
}

.page-about__text-block {
    flex: 1;
    min-width: 300px;
}

.page-about__text-block p {
    margin-bottom: 15px;
    color: var(--text-secondary);
}

.page-about__text-block strong {
    color: var(--text-main);
}

.page-about__image-content {
    flex: 1;
    width: 100%;
    height: auto;
    display: block;
    border-radius: 10px;
    object-fit: cover;
    min-width: 200px; /* Min size requirement */
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.3);
}

.page-about__features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-bottom: 60px;
}

.page-about__feature-card {
    background-color: var(--card-bg);
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    border: 1px solid var(--border-color);
}

.page-about__feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.3);
}

.page-about__card-title {
    font-size: 1.5rem;
    color: var(--gold-color);
    margin-bottom: 15px;
    font-weight: 600;
}

.page-about__feature-card p {
    color: var(--text-secondary);
    font-size: 1rem;
}

.page-about__image-full-width {
    width: 100%;
    height: auto;
    display: block;
    border-radius: 10px;
    object-fit: cover;
    min-width: 200px; /* Min size requirement */
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.3);
}

.page-about__partners-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 30px;
    margin-bottom: 40px;
}

.page-about__partner-item {
    background-color: var(--card-bg);
    padding: 20px;
    border-radius: 10px;
    text-align: center;
    box-shadow: 0 3px 10px rgba(0, 0, 0, 0.15);
    border: 1px solid var(--border-color);
}

.page-about__partner-item img {
    max-width: 100%;
    height: auto;
    display: block;
    margin: 0 auto 15px auto;
    filter: brightness(1.2); /* Enhance visibility on dark background */
    min-width: 200px; /* Min size requirement */
    min- /* Min height for partner logos */
    object-fit: contain;
}

.page-about__partner-item p {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

.page-about__technology-text {
    font-size: 1.1rem;
    color: var(--text-secondary);
    text-align: center;
    max-width: 900px;
    margin: 0 auto;
}

.page-about__faq-list {
    max-width: 900px;
    margin: 0 auto;
}

.page-about__faq-item {
    background-color: var(--card-bg);
    margin-bottom: 15px;
    border-radius: 8px;
    border: 1px solid var(--border-color);
    overflow: hidden;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.page-about__faq-item summary {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 25px;
    cursor: pointer;
    list-style: none;
    font-size: 1.15rem;
    font-weight: 600;
    color: var(--text-main);
    background-color: var(--card-bg);
    transition: background-color 0.3s ease;
}

.page-about__faq-item summary::-webkit-details-marker {
    display: none;
}

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

.page-about__faq-qtext {
    flex-grow: 1;
    color: var(--gold-color);
}

.page-about__faq-toggle {
    font-size: 1.8rem;
    font-weight: normal;
    color: var(--primary-color);
    margin-left: 20px;
    transition: transform 0.3s ease;
}

.page-about__faq-item[open] .page-about__faq-toggle {
    transform: rotate(45deg); /* Plus sign rotates to X, or just becomes a minus */
}

.page-about__faq-answer {
    padding: 0 25px 20px 25px;
    font-size: 1rem;
    color: var(--text-secondary);
}

.page-about__faq-answer p {
    margin: 0;
    padding-top: 10px;
}

.page-about__cta-section {
    text-align: center;
    padding-bottom: 80px;
}

/* Responsive Design */
@media (max-width: 1024px) {
    .page-about__content-grid {
        flex-direction: column;
    }

    .page-about__content-grid.reverse-order {
        flex-direction: column;
    }

    .page-about__image-content {
        margin-top: 30px;
    }
    
    .page-about__partners-list {
        grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    }
}

@media (max-width: 768px) {
    .page-about__hero-section {
        padding-bottom: 40px;
    }

    .page-about__main-title {
        font-size: 2.5rem;
    }

    .page-about__hero-description {
        font-size: 1rem;
    }

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

    .page-about__section-description {
        font-size: 1rem;
        margin-bottom: 30px;
    }

    .page-about__introduction-section,
    .page-about__advantages-section,
    .page-about__responsibility-section,
    .page-about__partners-tech-section,
    .page-about__faq-section,
    .page-about__cta-section {
        padding: 50px 0;
    }

    .page-about__cta-buttons {
        flex-direction: column;
        gap: 15px;
        padding: 0 15px;
    }

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

    .page-about__features-grid {
        grid-template-columns: 1fr;
    }

    .page-about__partner-item img {
        min- /* Adjusted min width for smaller screens */
        min-
    }

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

    .page-about__faq-answer {
        padding: 0 20px 15px 20px;
    }

    /* Mobile responsive image/video/button overrides */
    .page-about img {
        max-width: 100% !important;
        width: 100% !important;
        height: auto !important;
        display: block !important;
    }
    
    .page-about video,
    .page-about__video {
        max-width: 100% !important;
        width: 100% !important;
        height: auto !important;
        display: block !important;
    }
    
    .page-about__section,
    .page-about__card,
    .page-about__container,
    .page-about__video-section,
    .page-about__video-container,
    .page-about__video-wrapper,
    .page-about__cta-buttons,
    .page-about__button-group,
    .page-about__btn-container {
        max-width: 100% !important;
        width: 100% !important;
        box-sizing: border-box !important;
        padding-left: 15px;
        padding-right: 15px;
        overflow: hidden !important; /* Ensure content doesn't overflow */
    }

    .page-about__video-section {
        padding-top: 10px !important;
    }
    .page-about__cta-buttons {
        flex-wrap: wrap !important;
        gap: 10px;
    }
}