/* style/nh.css */
/* body đã padding-top: var(--header-offset) từ shared.css, không lặp lại tại đây */

.page-nh {
    font-family: Arial, sans-serif;
    line-height: 1.6;
    color: #F2FFF6; /* Text Main */
    background-color: #08160F; /* Background */
}

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

.page-nh__container--center {
    text-align: center;
}

.page-nh__section {
    padding: 60px 0;
}

.page-nh__dark-section {
    background-color: #11A84E;
    color: #F2FFF6;
}

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

.page-nh__hero-image-wrapper {
    width: 100%;
    max-height: 70vh; /* Limit height for hero image */
    overflow: hidden;
    display: flex;
    justify-content: center;
    align-items: center;
}

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

.page-nh__hero-content {
    position: relative;
    z-index: 10;
    padding: 20px;
    max-width: 900px;
    margin-top: 20px;
}

.page-nh__main-title {
    font-size: clamp(2.5rem, 5vw, 3.8rem);
    font-weight: bold;
    line-height: 1.2;
    color: #F2FFF6;
    margin-bottom: 20px;
}

.page-nh__description {
    font-size: 1.15rem;
    color: #A7D9B8; /* Text Secondary */
    margin-bottom: 30px;
}

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

.page-nh__btn-primary,
.page-nh__btn-secondary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 15px 30px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: bold;
    font-size: 1.1rem;
    transition: all 0.3s ease;
    box-sizing: border-box;
    max-width: 100%;
    white-space: normal;
    word-wrap: break-word;
}

.page-nh__btn-primary {
    background: linear-gradient(180deg, #2AD16F 0%, #13994A 100%);
    color: #F2FFF6;
    border: none;
    box-shadow: 0 4px 15px rgba(34, 199, 104, 0.4);
}

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

.page-nh__btn-primary--large {
    padding: 18px 40px;
    font-size: 1.25rem;
}

.page-nh__btn-secondary {
    background-color: transparent;
    color: #F2FFF6;
    border: 2px solid #2E7A4E; /* Border */
}

.page-nh__btn-secondary:hover {
    background-color: rgba(255, 255, 255, 0.1);
    transform: translateY(-2px);
}

.page-nh__section-title {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: bold;
    color: #F2FFF6;
    text-align: center;
    margin-bottom: 40px;
}

.page-nh__section-title--light {
    color: #F2FFF6;
}

.page-nh__text-block {
    font-size: 1.05rem;
    margin-bottom: 20px;
    color: #A7D9B8; /* Text Secondary */
    text-align: justify;
}

.page-nh__image-content {
    width: 100%;
    height: auto;
    display: block;
    margin: 40px auto;
    border-radius: 12px;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.2);
    min-width: 200px;
    min-height: 200px;
    object-fit: cover;
}

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

.page-nh__card {
    background-color: #11271B; /* Card BG */
    border-radius: 12px;
    padding: 30px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.2);
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    color: #F2FFF6; /* Text Main */
    border: 1px solid #2E7A4E;
}

.page-nh__card-title {
    font-size: 1.5rem;
    font-weight: bold;
    color: #F2FFF6;
    margin-bottom: 15px;
}

.page-nh__card-text {
    font-size: 1rem;
    color: #A7D9B8; /* Text Secondary */
    line-height: 1.5;
}

.page-nh__card--promo {
    background: linear-gradient(135deg, #11271B 0%, #0A4B2C 100%); /* Deep Green */
}

.page-nh__steps-list,
.page-nh__tips-list,
.page-nh__security-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.page-nh__list-item {
    background-color: rgba(255, 255, 255, 0.05);
    border-left: 5px solid #2AD16F;
    padding: 20px 25px;
    margin-bottom: 20px;
    border-radius: 8px;
    color: #F2FFF6;
}

.page-nh__list-item:last-child {
    margin-bottom: 0;
}

.page-nh__list-title {
    font-size: 1.3rem;
    font-weight: bold;
    color: #F2FFF6;
    margin-bottom: 10px;
}

.page-nh__list-text {
    font-size: 1rem;
    color: #A7D9B8;
}

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

.page-nh__faq-item {
    background-color: #11271B; /* Card BG */
    border: 1px solid #2E7A4E;
    border-radius: 8px;
    margin-bottom: 15px;
    overflow: hidden;
    color: #F2FFF6;
}

.page-nh__faq-question {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 25px;
    font-size: 1.1rem;
    font-weight: bold;
    cursor: pointer;
    background-color: #0A4B2C; /* Deep Green */
    color: #F2FFF6;
    transition: background-color 0.3s ease;
}

.page-nh__faq-question:hover {
    background-color: #13994A;
}

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

.page-nh__faq-answer {
    padding: 0 25px 20px;
    font-size: 1rem;
    color: #A7D9B8;
    line-height: 1.6;
}

.page-nh__faq-item[open] .page-nh__faq-question {
    background-color: #13994A;
}

.page-nh__faq-item a {
    color: #2AD16F;
    text-decoration: none;
}

.page-nh__faq-item a:hover {
    text-decoration: underline;
}

/* Responsive Styles */
@media (max-width: 1024px) {
    .page-nh__hero-content {
        max-width: 700px;
    }
}

@media (max-width: 768px) {
    .page-nh__section {
        padding: 40px 0;
    }

    .page-nh__container {
        padding: 0 15px;
    }

    .page-nh__main-title {
        font-size: clamp(2rem, 8vw, 2.8rem);
    }

    .page-nh__description {
        font-size: 1rem;
    }

    .page-nh__cta-buttons {
        flex-direction: column;
        gap: 15px;
    }

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

    .page-nh__btn-primary--large {
        padding: 15px 25px;
        font-size: 1.1rem;
    }

    .page-nh__section-title {
        font-size: clamp(1.8rem, 7vw, 2.5rem);
        margin-bottom: 30px;
    }

    .page-nh__text-block {
        font-size: 0.95rem;
    }

    .page-nh__grid-cards {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .page-nh__card {
        padding: 25px;
    }

    .page-nh__card-title {
        font-size: 1.3rem;
    }

    .page-nh__list-title {
        font-size: 1.15rem;
    }

    .page-nh__list-text {
        font-size: 0.9rem;
    }

    .page-nh__faq-question {
        font-size: 1rem;
        padding: 15px 20px;
    }

    .page-nh__faq-answer {
        padding: 0 20px 15px;
        font-size: 0.9rem;
    }

    /* Mobile image responsive rules */
    .page-nh img {
        max-width: 100% !important;
        width: 100% !important;
        height: auto !important;
        display: block !important;
    }
    
    .page-nh__hero-image-wrapper,
    .page-nh__image-content,
    .page-nh__container,
    .page-nh__section,
    .page-nh__card,
    .page-nh__cta-buttons,
    .page-nh__grid-cards,
    .page-nh__steps-list,
    .page-nh__tips-list,
    .page-nh__security-list,
    .page-nh__faq-list,
    .page-nh__faq-item {
        max-width: 100% !important;
        width: 100% !important;
        box-sizing: border-box !important;
        overflow: hidden !important; /* Prevent horizontal scroll */
    }
    .page-nh__hero-section { /* Small top padding, body handles header offset */
        padding-top: 10px !important;
    }
    .page-nh__hero-image-wrapper {
        max-height: 50vh !important;
    }
}