/* style/nh.css */

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

/* Base styles for the page-nh scope */
.page-nh {
    background-color: var(--nh-bg-dark); /* Using custom background color */
    color: var(--nh-text-main); /* Light text for dark background */
    font-family: 'Arial', sans-serif;
    line-height: 1.6;
    padding-bottom: 40px; /* Ensure space above footer */
}

.page-nh__highlight {
    color: var(--nh-gold-color);
    font-weight: bold;
}

.page-nh a {
    color: var(--nh-color-secondary);
    text-decoration: none;
    transition: color 0.3s ease;
}

.page-nh a:hover {
    color: var(--nh-glow-color);
}

/* Section Styling */
.page-nh__section {
    padding: 60px 20px;
    max-width: 1200px;
    margin: 0 auto;
    box-sizing: border-box;
}

.page-nh__section-title {
    font-size: clamp(2rem, 5vw, 2.8rem);
    color: var(--nh-text-main);
    text-align: center;
    margin-bottom: 40px;
    font-weight: bold;
    line-height: 1.2;
    letter-spacing: 0.05em;
}

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

.page-nh__content-wrapper p {
    margin-bottom: 20px;
}

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

.page-nh__hero-image-wrapper {
    width: 100%;
    max-height: 800px; /* Limit hero image height */
    overflow: hidden;
    display: flex;
    justify-content: center;
    align-items: center;
}

.page-nh__hero-image {
    width: 100%;
    height: auto;
    display: block;
    object-fit: cover;
    min-height: 300px; /* Ensure minimum height for hero image */
}

.page-nh__hero-content {
    text-align: center;
    padding: 30px 20px;
    max-width: 900px;
    margin-top: -100px; /* Overlap image slightly for visual effect */
    position: relative;
    z-index: 1;
    background: rgba(0, 0, 0, 0.5); /* Semi-transparent background for readability */
    border-radius: 10px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.5);
    border: 1px solid var(--nh-border-color);
}

.page-nh__main-title {
    font-size: clamp(2.5rem, 6vw, 3.5rem);
    color: var(--nh-text-main);
    margin-bottom: 20px;
    font-weight: 700;
    line-height: 1.1;
    letter-spacing: 0.08em;
}

.page-nh__description {
    font-size: clamp(1.1rem, 2vw, 1.3rem);
    color: var(--nh-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-block;
    padding: 15px 30px;
    border-radius: 8px;
    font-size: 1.1rem;
    font-weight: bold;
    text-transform: uppercase;
    transition: all 0.3s ease;
    box-sizing: border-box;
    white-space: normal;
    word-wrap: break-word;
}

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

.page-nh__btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(42, 209, 111, 0.6);
}

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

.page-nh__btn-secondary:hover {
    background: var(--nh-color-secondary);
    color: var(--nh-text-main);
    transform: translateY(-3px);
    box-shadow: 0 4px 15px rgba(34, 199, 104, 0.4);
}

.page-nh__btn-text {
    display: inline-block;
    margin-top: 15px;
    color: var(--nh-gold-color);
    font-weight: bold;
    border-bottom: 2px solid var(--nh-gold-color);
    padding-bottom: 5px;
    transition: color 0.3s ease, border-color 0.3s ease;
}

.page-nh__btn-text:hover {
    color: var(--nh-glow-color);
    border-color: var(--nh-glow-color);
}

/* Image Grid */
.page-nh__image-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
    margin-top: 40px;
}

.page-nh__grid-image {
    width: 100%;
    height: auto;
    display: block;
    border-radius: 10px;
    object-fit: cover;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
    min-height: 200px;
}

/* Game Type Cards */
.page-nh__game-type-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.page-nh__card {
    background-color: var(--nh-card-bg);
    border: 1px solid var(--nh-border-color);
    border-radius: 12px;
    padding: 30px;
    text-align: center;
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.4);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    color: var(--nh-text-secondary);
}

.page-nh__card:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 25px rgba(0, 0, 0, 0.6);
}

.page-nh__card-title {
    font-size: 1.8rem;
    color: var(--nh-text-main);
    margin-bottom: 15px;
    font-weight: bold;
}

/* Strategy List */
.page-nh__strategy-list {
    list-style: none;
    padding: 0;
    margin-top: 30px;
}

.page-nh__strategy-list li {
    background-color: var(--nh-card-bg);
    border: 1px solid var(--nh-divider-color);
    border-radius: 8px;
    padding: 20px;
    margin-bottom: 15px;
    display: flex;
    align-items: flex-start;
    gap: 15px;
    color: var(--nh-text-secondary);
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
}

.page-nh__strategy-list li strong {
    color: var(--nh-text-main);
    font-size: 1.2rem;
}

/* Promo List */
.page-nh__promo-list {
    list-style: none;
    padding: 0;
    margin-top: 30px;
}

.page-nh__promo-list li {
    background-color: var(--nh-card-bg);
    border: 1px solid var(--nh-divider-color);
    border-radius: 8px;
    padding: 20px;
    margin-bottom: 15px;
    color: var(--nh-text-secondary);
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
}

.page-nh__promo-list li strong {
    color: var(--nh-text-main);
    font-size: 1.2rem;
}

.page-nh__promo-banner {
    margin-top: 40px;
    text-align: center;
}

.page-nh__banner-image {
    width: 100%;
    height: auto;
    display: block;
    border-radius: 12px;
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.4);
    min-height: 200px;
}

/* Guide List */
.page-nh__guide-list {
    list-style: none;
    counter-reset: guide-counter;
    padding: 0;
    margin-top: 30px;
}

.page-nh__guide-list li {
    counter-increment: guide-counter;
    background-color: var(--nh-card-bg);
    border: 1px solid var(--nh-border-color);
    border-radius: 8px;
    padding: 25px;
    margin-bottom: 20px;
    position: relative;
    padding-left: 70px;
    color: var(--nh-text-secondary);
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
}

.page-nh__guide-list li::before {
    content: counter(guide-counter);
    position: absolute;
    left: 20px;
    top: 50%;
    transform: translateY(-50%);
    background-color: var(--nh-color-primary);
    color: var(--nh-text-main);
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 1.5rem;
    font-weight: bold;
}

.page-nh__guide-list li strong {
    color: var(--nh-text-main);
    font-size: 1.2rem;
}

.page-nh__mobile-app-showcase {
    margin-top: 40px;
    text-align: center;
}

.page-nh__app-image {
    max-width: 100%;
    height: auto;
    display: block;
    margin: 0 auto;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
    min-width: 200px;
    min-height: 300px;
}

/* Security Features */
.page-nh__security-features {
    list-style: none;
    padding: 0;
    margin-top: 30px;
}

.page-nh__security-features li {
    background-color: var(--nh-card-bg);
    border: 1px solid var(--nh-divider-color);
    border-radius: 8px;
    padding: 20px;
    margin-bottom: 15px;
    display: flex;
    align-items: flex-start;
    gap: 15px;
    color: var(--nh-text-secondary);
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
}

.page-nh__security-features li strong {
    color: var(--nh-text-main);
    font-size: 1.2rem;
}

/* FAQ Section */
.page-nh__faq-list {
    margin-top: 30px;
}

.page-nh__faq-item {
    background-color: var(--nh-card-bg);
    border: 1px solid var(--nh-border-color);
    border-radius: 8px;
    margin-bottom: 15px;
    overflow: hidden;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
}

.page-nh__faq-item summary {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 25px;
    cursor: pointer;
    list-style: none; /* Hide default marker */
    color: var(--nh-text-main);
    font-weight: bold;
    font-size: 1.2rem;
}

.page-nh__faq-item summary::-webkit-details-marker {
    display: none; /* Hide default marker for webkit browsers */
}

.page-nh__faq-qtext {
    flex-grow: 1;
}

.page-nh__faq-toggle {
    font-size: 1.8rem;
    line-height: 1;
    margin-left: 15px;
    color: var(--nh-color-secondary);
}

.page-nh__faq-item[open] .page-nh__faq-toggle {
    color: var(--nh-color-primary);
}

.page-nh__faq-answer {
    padding: 0 25px 20px;
    color: var(--nh-text-secondary);
    font-size: 1.1rem;
    line-height: 1.8;
}

/* Conclusion Section */
.page-nh__section--conclusion .page-nh__content-wrapper {
    text-align: center;
}

.page-nh__cta-final {
    margin-top: 40px;
}

.page-nh__cta-final p {
    font-size: 1.3rem;
    color: var(--nh-text-main);
    margin-bottom: 30px;
    font-weight: bold;
}

/* Responsive Design */
@media (max-width: 768px) {
    .page-nh__section {
        padding: 40px 15px;
    }

    .page-nh__hero-content {
        margin-top: -60px;
        padding: 20px 15px;
    }

    .page-nh__main-title {
        font-size: 2.2rem;
    }

    .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;
        white-space: normal !important;
        word-wrap: break-word !important;
    }

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

    .page-nh__game-type-cards {
        grid-template-columns: 1fr;
    }

    .page-nh__grid-image,
    .page-nh__banner-image,
    .page-nh__app-image,
    .page-nh__hero-image {
        max-width: 100% !important;
        width: 100% !important;
        height: auto !important;
        display: block !important;
    }

    .page-nh__hero-image-wrapper,
    .page-nh__promo-banner,
    .page-nh__mobile-app-showcase,
    .page-nh__image-grid,
    .page-nh__game-type-cards,
    .page-nh__strategy-list,
    .page-nh__promo-list,
    .page-nh__guide-list,
    .page-nh__security-features,
    .page-nh__faq-list {
        max-width: 100% !important;
        width: 100% !important;
        box-sizing: border-box !important;
        overflow: hidden !important;
        padding-left: 15px;
        padding-right: 15px;
    }

    .page-nh__guide-list li {
        padding-left: 60px;
    }

    .page-nh__guide-list li::before {
        left: 15px;
        width: 35px;
        height: 35px;
        font-size: 1.2rem;
    }

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

    .page-nh__faq-answer {
        padding: 0 20px 15px;
        font-size: 1rem;
    }

    .page-nh__hero-section {
      padding-top: 10px !important;
    }
}

/* Global image responsiveness for content area */
.page-nh img {
  max-width: 100%;
  height: auto;
  display: block;
}

/* Ensure content area images are not smaller than 200px */
.page-nh img:not(.page-nh__hero-image) {
    min-width: 200px;
    min-height: 200px;
}

@media (max-width: 768px) {
  .page-nh img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
  }
  
  .page-nh__section,
  .page-nh__card,
  .page-nh__container {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px;
    padding-right: 15px;
  }
  
  .page-nh__video-section {
    padding-top: 10px !important; /* body đã xử lý --header-offset, cấm var(--header-offset) ở đây */
  }
}