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

.page-bnc {
    background-color: var(--background-color-page);
    color: var(--text-main-color);
    font-family: Arial, sans-serif;
    line-height: 1.6;
}

.page-bnc__hero-section {
    position: relative;
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 10px 0 60px 0; /* body handles header offset, small top padding for visual */
    text-align: center;
    overflow: hidden;
}

.page-bnc__hero-image-wrapper {
    width: 100%;
    max-height: 700px;
    overflow: hidden;
    display: flex;
    justify-content: center;
    align-items: center;
}

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

.page-bnc__hero-content {
    position: relative;
    z-index: 10;
    max-width: 900px;
    padding: 30px 20px;
    margin-top: -150px; /* Pull content up slightly over the bottom of the image for visual flow */
    background: var(--card-bg);
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
    border: 1px solid var(--border-color);
}

.page-bnc__main-title {
    font-weight: bold;
    line-height: 1.2;
    letter-spacing: -1px;
    color: var(--gold-color);
    margin-bottom: 20px;
    font-size: clamp(2.2rem, 4vw, 3.5rem); /* Responsive font size for H1 */
}

.page-bnc__description {
    font-size: 1.15rem;
    color: var(--text-secondary-color);
    margin-bottom: 30px;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.page-bnc__cta-buttons {
    display: flex;
    justify-content: center;
    gap: 20px;
    flex-wrap: wrap;
}

.page-bnc__btn-primary,
.page-bnc__btn-secondary {
    padding: 15px 30px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: bold;
    font-size: 1.1rem;
    transition: all 0.3s ease;
    white-space: normal; /* Allow text wrapping */
    word-wrap: break-word; /* Allow text wrapping */
    max-width: 100%;
    box-sizing: border-box;
    display: inline-block;
}

.page-bnc__btn-primary {
    background: var(--button-gradient);
    color: var(--text-main-color);
    border: none;
    box-shadow: 0 4px 15px rgba(42, 209, 111, 0.4);
}

.page-bnc__btn-primary:hover {
    opacity: 0.9;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(42, 209, 111, 0.6);
}

.page-bnc__btn-secondary {
    background: var(--card-bg);
    color: var(--gold-color);
    border: 2px solid var(--border-color);
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.3);
}

.page-bnc__btn-secondary:hover {
    background: var(--deep-green-color);
    color: var(--text-main-color);
    border-color: var(--secondary-color);
    transform: translateY(-2px);
    box-shadow: 0 6px 15px rgba(0, 0, 0, 0.4);
}

.page-bnc__content-area {
    max-width: 1200px;
    margin: 0 auto;
    padding: 60px 20px;
    color: var(--text-main-color);
}

.page-bnc__section-title {
    font-size: clamp(1.8rem, 3vw, 2.8rem);
    color: var(--gold-color);
    text-align: center;
    margin-bottom: 40px;
    font-weight: bold;
    padding-top: 20px;
}

.page-bnc__text-block {
    font-size: 1.05rem;
    line-height: 1.8;
    margin-bottom: 25px;
    color: var(--text-secondary-color);
}

.page-bnc__text-link {
    color: var(--glow-color);
    text-decoration: none;
    font-weight: bold;
    transition: color 0.3s ease;
}

.page-bnc__text-link:hover {
    color: var(--gold-color);
    text-decoration: underline;
}

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

.page-bnc__feature-card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 15px;
    padding: 30px;
    text-align: center;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.3);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.page-bnc__feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.4);
}

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

.page-bnc__card-text {
    font-size: 1rem;
    color: var(--text-secondary-color);
    line-height: 1.7;
    flex-grow: 1;
}

.page-bnc__card-image {
    width: 100%;
    height: auto;
    max-width: 600px;
    border-radius: 10px;
    margin-top: 20px;
    object-fit: cover;
    border: 1px solid var(--border-color);
}

.page-bnc__features-list {
    display: grid;
    grid-template-columns: 1fr;
    gap: 40px;
    margin-top: 30px;
    margin-bottom: 60px;
}

.page-bnc__feature-item {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 15px;
    padding: 30px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

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

.page-bnc__item-text {
    font-size: 1.05rem;
    color: var(--text-secondary-color);
    line-height: 1.7;
    margin-bottom: 15px;
}

.page-bnc__item-image {
    width: 100%;
    height: auto;
    max-width: 600px;
    border-radius: 10px;
    margin-top: 20px;
    object-fit: cover;
    border: 1px solid var(--border-color);
}

.page-bnc__guide-steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    margin-top: 30px;
    margin-bottom: 60px;
}

.page-bnc__guide-step {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 15px;
    padding: 30px;
    text-align: center;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
}

.page-bnc__step-title {
    font-size: 1.4rem;
    color: var(--glow-color);
    margin-bottom: 15px;
    font-weight: bold;
}

.page-bnc__step-text {
    font-size: 1rem;
    color: var(--text-secondary-color);
    line-height: 1.7;
}

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

.page-bnc__security-item {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 15px;
    padding: 30px;
    text-align: center;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
    display: flex;
    flex-direction: column;
    align-items: center;
}

.page-bnc__faq-list {
    margin-top: 40px;
    margin-bottom: 60px;
}

.page-bnc__faq-item {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    margin-bottom: 15px;
    overflow: hidden;
    transition: all 0.3s ease;
}

.page-bnc__faq-item[open] {
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.4);
}

.page-bnc__faq-question {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 25px;
    font-size: 1.2rem;
    color: var(--gold-color);
    font-weight: bold;
    cursor: pointer;
    background: var(--deep-green-color);
    border-bottom: 1px solid var(--divider-color);
    transition: background-color 0.3s ease;
    list-style: none; /* For details tag */
}

.page-bnc__faq-question::-webkit-details-marker {
    display: none;
}

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

.page-bnc__faq-toggle {
    font-size: 1.8rem;
    line-height: 1;
    color: var(--glow-color);
}

.page-bnc__faq-answer {
    padding: 20px 25px;
    font-size: 1.05rem;
    color: var(--text-secondary-color);
    line-height: 1.7;
    border-top: 1px solid var(--divider-color);
}

.page-bnc__cta-buttons--bottom {
    margin-top: 40px;
}

/* --- Responsive Styles --- */
@media (max-width: 1024px) {
    .page-bnc__hero-content {
        margin-top: -100px;
    }
}

@media (max-width: 768px) {
    .page-bnc__hero-section {
        padding-bottom: 40px;
    }
    .page-bnc__hero-content {
        margin-top: -80px;
        padding: 20px;
    }
    .page-bnc__main-title {
        font-size: 2.2rem;
    }
    .page-bnc__description {
        font-size: 1rem;
    }
    .page-bnc__cta-buttons {
        flex-direction: column;
        gap: 15px;
        padding: 0 15px;
    }
    .page-bnc__btn-primary,
    .page-bnc__btn-secondary {
        width: 100% !important;
        max-width: 100% !important;
        box-sizing: border-box !important;
        white-space: normal !important;
        word-wrap: break-word !important;
        padding-left: 15px;
        padding-right: 15px;
    }
    .page-bnc__content-area {
        padding: 40px 15px;
    }
    .page-bnc__section-title {
        font-size: 2rem;
        margin-bottom: 30px;
    }
    .page-bnc__text-block {
        font-size: 0.95rem;
    }
    .page-bnc__feature-grid,
    .page-bnc__guide-steps,
    .page-bnc__security-support {
        grid-template-columns: 1fr;
        gap: 25px;
    }
    .page-bnc__card-title,
    .page-bnc__item-title,
    .page-bnc__step-title {
        font-size: 1.3rem;
    }
    .page-bnc__faq-question {
        font-size: 1.1rem;
        padding: 15px 20px;
    }
    .page-bnc__faq-answer {
        font-size: 0.95rem;
        padding: 15px 20px;
    }

    /* Mobile image responsiveness */
    .page-bnc img {
        max-width: 100% !important;
        width: 100% !important;
        height: auto !important;
        display: block !important;
    }
    .page-bnc__section,
    .page-bnc__card,
    .page-bnc__container,
    .page-bnc__hero-section,
    .page-bnc__content-area,
    .page-bnc__feature-grid,
    .page-bnc__features-list,
    .page-bnc__guide-steps,
    .page-bnc__security-support,
    .page-bnc__faq-list {
        max-width: 100% !important;
        width: 100% !important;
        box-sizing: border-box !important;
        padding-left: 15px;
        padding-right: 15px;
        overflow: hidden !important;
    }
    .page-bnc__hero-content {
        padding-left: 15px !important;
        padding-right: 15px !important;
    }

    /* Video responsiveness (though not used in this specific HTML, ensure compliance) */
    .page-bnc video,
    .page-bnc__video {
        max-width: 100% !important;
        width: 100% !important;
        height: auto !important;
        display: block !important;
    }
    .page-bnc__video-section,
    .page-bnc__video-container,
    .page-bnc__video-wrapper {
        max-width: 100% !important;
        width: 100% !important;
        box-sizing: border-box !important;
        padding-left: 15px;
        padding-right: 15px;
        overflow: hidden !important;
    }
    .page-bnc__video-section {
        padding-top: 10px !important;
    }
}

@media (max-width: 480px) {
    .page-bnc__main-title {
        font-size: 1.8rem;
    }
    .page-bnc__section-title {
        font-size: 1.6rem;
    }
    .page-bnc__btn-primary,
    .page-bnc__btn-secondary {
        font-size: 1rem;
        padding: 12px 20px;
    }
    .page-bnc__card-title,
    .page-bnc__item-title,
    .page-bnc__step-title {
        font-size: 1.2rem;
    }
    .page-bnc__faq-question {
        font-size: 1rem;
    }
    .page-bnc__faq-toggle {
        font-size: 1.5rem;
    }
}