/* style/bnc.css */
/* body đã padding-top: var(--header-offset) từ shared.css; trang này không được viết lại */

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

.page-bnc {
    font-family: Arial, sans-serif;
    line-height: 1.6;
    color: var(--page-bnc-text-main); /* Mặc định cho nền tối */
    background-color: var(--page-bnc-bg-dark); /* Mặc định cho body */
}

.page-bnc__dark-bg {
    background-color: var(--page-bnc-bg-dark);
    color: var(--page-bnc-text-main);
}

.page-bnc__light-bg {
    background-color: #ffffff;
    color: #333333;
}

.page-bnc__dark-section {
    background-color: var(--page-bnc-card-bg);
    color: var(--page-bnc-text-main);
    padding: 60px 0;
}

.page-bnc__light-section {
    background-color: #ffffff;
    color: #333333;
    padding: 60px 0;
}

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

/* Hero Section */
.page-bnc__hero-section {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 60px 20px;
    padding-top: 10px; /* body đã xử lý padding-top cho header, đây chỉ là khoảng cách trang trí */
    overflow: hidden;
}

.page-bnc__hero-image-wrapper {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    overflow: hidden;
}

.page-bnc__hero-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: brightness(0.5); /* Giảm độ sáng để chữ dễ đọc hơn, không thay đổi màu gốc */
}

.page-bnc__hero-content {
    position: relative;
    z-index: 1;
    max-width: 900px;
    color: var(--page-bnc-text-main);
    padding: 20px;
}

.page-bnc__main-title {
    font-size: clamp(2.5rem, 5vw, 3.5rem);
    color: var(--page-bnc-gold-color);
    margin-bottom: 20px;
    line-height: 1.2;
    font-weight: 700;
}

.page-bnc__hero-description {
    font-size: 1.15rem;
    margin-bottom: 30px;
    color: var(--page-bnc-text-secondary);
}

/* General Section Styling */
.page-bnc__section-title {
    font-size: clamp(2rem, 4vw, 2.8rem);
    text-align: center;
    margin-bottom: 40px;
    font-weight: 700;
    color: var(--page-bnc-gold-color);
}

.page-bnc__text-block {
    font-size: 1rem;
    margin-bottom: 20px;
    text-align: justify;
}

.page-bnc__image-content {
    display: block;
    margin: 40px auto;
    max-width: 100%;
    height: auto;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
}

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

.page-bnc__btn-primary,
.page-bnc__btn-secondary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 15px 30px;
    border-radius: 8px;
    font-size: 1.1rem;
    font-weight: bold;
    text-decoration: none;
    transition: all 0.3s ease;
    min-width: 200px;
    text-align: center;
    box-sizing: border-box;
    white-space: normal;
    word-wrap: break-word;
}

.page-bnc__btn-primary {
    background: linear-gradient(180deg, #2AD16F 0%, #13994A 100%);
    color: #ffffff;
    border: none;
    box-shadow: 0 4px 15px rgba(34, 199, 104, 0.4);
}

.page-bnc__btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(34, 199, 104, 0.6);
}

.page-bnc__btn-secondary {
    background: none;
    color: var(--page-bnc-gold-color);
    border: 2px solid var(--page-bnc-gold-color);
    box-shadow: 0 4px 15px rgba(242, 193, 78, 0.2);
}

.page-bnc__btn-secondary:hover {
    background-color: var(--page-bnc-gold-color);
    color: var(--page-bnc-bg-dark);
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(242, 193, 78, 0.4);
}

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

.page-bnc__card {
    background-color: var(--page-bnc-card-bg);
    padding: 30px;
    border-radius: 12px;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
    text-align: center;
    color: var(--page-bnc-text-main);
    border: 1px solid var(--page-bnc-border-color);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.page-bnc__card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.3);
}

.page-bnc__card-title {
    font-size: 1.4rem;
    color: var(--page-bnc-gold-color);
    margin-bottom: 15px;
}

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

.page-bnc__step-item {
    background-color: #ffffff;
    padding: 30px;
    border-radius: 12px;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
    text-align: center;
    color: #333333;
    border: 1px solid #e0e0e0;
}

.page-bnc__step-title {
    font-size: 1.5rem;
    color: var(--page-bnc-primary-color);
    margin-bottom: 15px;
}

/* Promo List */
.page-bnc__promo-list {
    list-style: none;
    padding: 0;
    margin: 40px 0;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 25px;
}

.page-bnc__promo-item {
    background-color: var(--page-bnc-card-bg);
    padding: 25px;
    border-radius: 10px;
    border: 1px solid var(--page-bnc-divider-color);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
}

.page-bnc__promo-title {
    font-size: 1.3rem;
    color: var(--page-bnc-gold-color);
    margin-bottom: 10px;
}

/* FAQ Section */
.page-bnc__faq {
    padding: 60px 0;
}

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

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

.page-bnc__faq-item summary {
    list-style: none;
}

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

.page-bnc__faq-question {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 25px;
    font-size: 1.2rem;
    font-weight: bold;
    color: var(--page-bnc-text-main);
    cursor: pointer;
    background-color: var(--page-bnc-deep-green);
    transition: background-color 0.3s ease;
}

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

.page-bnc__faq-toggle {
    font-size: 1.5rem;
    line-height: 1;
    margin-left: 15px;
}

.page-bnc__faq-answer {
    padding: 0 25px 20px;
    font-size: 1rem;
    color: var(--page-bnc-text-secondary);
    line-height: 1.6;
}

/* Responsive Design */
@media (max-width: 1024px) {
    .page-bnc__hero-content {
        padding: 15px;
    }
    .page-bnc__main-title {
        font-size: clamp(2rem, 4.5vw, 3rem);
    }
    .page-bnc__hero-description {
        font-size: 1rem;
    }
    .page-bnc__section-title {
        font-size: clamp(1.8rem, 3.5vw, 2.5rem);
    }
}

@media (max-width: 768px) {
    .page-bnc__hero-section {
        padding: 40px 15px;
        padding-top: 10px !important; /* body đã xử lý padding-top cho header */
    }
    .page-bnc__main-title {
        font-size: clamp(1.8rem, 6vw, 2.5rem);
    }
    .page-bnc__hero-description {
        font-size: 0.95rem;
    }
    .page-bnc__cta-buttons {
        flex-direction: column;
        gap: 15px;
    }
    .page-bnc__btn-primary,
    .page-bnc__btn-secondary {
        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;
    }
    .page-bnc__container {
        padding: 0 15px;
    }
    .page-bnc__card, .page-bnc__step-item, .page-bnc__promo-item {
        padding: 20px;
    }
    .page-bnc__features-grid, .page-bnc__steps-list, .page-bnc__promo-list {
        grid-template-columns: 1fr;
    }
    .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-image-wrapper {
        max-width: 100% !important;
        width: 100% !important;
        box-sizing: border-box !important;
        /* padding-left: 15px; */ /* Container đã có padding, không cần thêm */
        /* padding-right: 15px; */ /* Container đã có padding, không cần thêm */
        overflow: hidden !important;
    }
    .page-bnc__faq-question {
        font-size: 1.1rem;
        padding: 15px 20px;
    }
    .page-bnc__faq-answer {
        padding: 0 20px 15px;
        font-size: 0.95rem;
    }
}

@media (max-width: 480px) {
    .page-bnc__main-title {
        font-size: clamp(1.5rem, 8vw, 2.2rem);
    }
    .page-bnc__section-title {
        font-size: clamp(1.5rem, 6vw, 2rem);
    }
    .page-bnc__btn-primary,
    .page-bnc__btn-secondary {
        font-size: 1rem;
        padding: 12px 20px;
        min-width: unset;
    }
}