.page-index-tinh-nang-noi-bat {
    font-family: 'Arial', sans-serif;
    color: #333333; /* Default dark text for light body background */
    line-height: 1.6;
}

.page-index-tinh-nang-noi-bat__container {
    max-width: 1170px;
    margin: 0 auto;
    padding: 20px 16px;
    box-sizing: border-box;
}

.page-index-tinh-nang-noi-bat__section-title {
    font-size: 2.5em;
    font-weight: 700;
    color: #017439;
    text-align: center;
    margin-bottom: 20px;
    line-height: 1.2;
}

.page-index-tinh-nang-noi-bat__section-title--light {
    color: #ffffff;
}

.page-index-tinh-nang-noi-bat__section-description {
    font-size: 1.1em;
    text-align: center;
    margin-bottom: 40px;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.page-index-tinh-nang-noi-bat__section-description--light {
    color: #f0f0f0;
}

.page-index-tinh-nang-noi-bat__btn-primary,
.page-index-tinh-nang-noi-bat__btn-secondary {
    display: inline-block;
    padding: 12px 25px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    font-size: 1.05em;
    transition: background-color 0.3s ease, color 0.3s ease, border-color 0.3s ease;
    text-align: center;
    white-space: normal;
    word-wrap: break-word;
    box-sizing: border-box;
}

.page-index-tinh-nang-noi-bat__btn-primary {
    background-color: #017439;
    color: #ffffff;
    border: 2px solid #017439;
}

.page-index-tinh-nang-noi-bat__btn-primary:hover {
    background-color: #005a2d;
    border-color: #005a2d;
}

.page-index-tinh-nang-noi-bat__btn-secondary {
    background-color: #ffffff;
    color: #017439;
    border: 2px solid #017439;
}

.page-index-tinh-nang-noi-bat__btn-secondary:hover {
    background-color: #f0f0f0;
    color: #005a2d;
    border-color: #005a2d;
}

.page-index-tinh-nang-noi-bat__cta-buttons {
    display: flex;
    gap: 15px;
    justify-content: center;
    flex-wrap: wrap;
    margin-top: 30px;
}

.page-index-tinh-nang-noi-bat__cta-buttons--center {
    margin-top: 40px;
}

/* Hero Section */
.page-index-tinh-nang-noi-bat__hero-section {
    padding-top: 10px; /* Small top padding, body handles header offset */
    padding-bottom: 60px;
    background-color: #ffffff;
}

.page-index-tinh-nang-noi-bat__hero-container {
    display: flex;
    align-items: center;
    gap: 40px;
    flex-wrap: wrap;
    max-width: 1170px;
    margin: 0 auto;
    padding: 40px 16px;
}

.page-index-tinh-nang-noi-bat__hero-content {
    flex: 1;
    min-width: 300px;
    color: #333333;
}

.page-index-tinh-nang-noi-bat__hero-title {
    font-size: 3em;
    font-weight: 800;
    color: #017439;
    margin-bottom: 20px;
    line-height: 1.2;
}

.page-index-tinh-nang-noi-bat__hero-description {
    font-size: 1.15em;
    margin-bottom: 30px;
    line-height: 1.7;
}

.page-index-tinh-nang-noi-bat__hero-image {
    flex: 1;
    min-width: 400px;
    text-align: center;
}

.page-index-tinh-nang-noi-bat__hero-image img {
    max-width: 100%;
    height: auto;
    display: block;
    border-radius: 12px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

/* Intro Section (Module 1) */
.page-index-tinh-nang-noi-bat__intro-section {
    padding: 80px 0;
    background-color: #f8f8f8;
}

.page-index-tinh-nang-noi-bat__features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 50px;
}

.page-index-tinh-nang-noi-bat__feature-card {
    background: #ffffff;
    padding: 30px;
    border-radius: 12px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
    text-align: center;
    transition: transform 0.3s ease;
}

.page-index-tinh-nang-noi-bat__feature-card:hover {
    transform: translateY(-10px);
}

.page-index-tinh-nang-noi-bat__icon-box-media {
    width: 200px;
    height: 200px;
    margin: 0 auto 25px;
    border-radius: 50%;
    overflow: hidden;
    box-shadow: 0 0 0 8px rgba(1, 116, 57, 0.1);
}

.page-index-tinh-nang-noi-bat__icon-box-media img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.page-index-tinh-nang-noi-bat__feature-title {
    font-size: 1.7em;
    color: #017439;
    margin-bottom: 15px;
}

.page-index-tinh-nang-noi-bat__feature-text {
    font-size: 1em;
    color: #555555;
    line-height: 1.7;
}

/* Game Tabs Section */
.page-index-tinh-nang-noi-bat__game-tabs-section {
    padding: 80px 0;
    background-color: #017439; /* Dark background */
    color: #ffffff;
}

.page-index-tinh-nang-noi-bat__game-tabs {
    margin-top: 50px;
}

.page-index-tinh-nang-noi-bat__tab-nav {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 10px;
    margin-bottom: 40px;
    border-bottom: 2px solid rgba(255, 255, 255, 0.2);
    padding-bottom: 10px;
}

.page-index-tinh-nang-noi-bat__tab-button {
    background: none;
    border: none;
    padding: 12px 25px;
    font-size: 1.1em;
    font-weight: 600;
    color: rgba(255, 255, 255, 0.7);
    cursor: pointer;
    transition: color 0.3s ease, border-bottom 0.3s ease;
    border-bottom: 3px solid transparent;
}

.page-index-tinh-nang-noi-bat__tab-button:hover {
    color: #ffffff;
}

.page-index-tinh-nang-noi-bat__tab-button.is-active {
    color: #ffffff;
    border-bottom-color: #ffffff;
}

.page-index-tinh-nang-noi-bat__game-panel {
    display: none;
    animation: fadeIn 0.5s ease-in-out;
}

.page-index-tinh-nang-noi-bat__game-panel.is-active {
    display: block;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

.page-index-tinh-nang-noi-bat__panel-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 25px;
    padding: 30px;
    background: rgba(255, 255, 255, 0.08);
    border-radius: 12px;
}

.page-index-tinh-nang-noi-bat__panel-content img {
    max-width: 100%;
    height: auto;
    border-radius: 8px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.page-index-tinh-nang-noi-bat__panel-title {
    font-size: 2em;
    color: #ffffff;
    margin-bottom: 10px;
}

.page-index-tinh-nang-noi-bat__panel-text {
    font-size: 1.05em;
    color: #f0f0f0;
    line-height: 1.7;
    max-width: 700px;
}

/* Security Section */
.page-index-tinh-nang-noi-bat__security-section {
    padding: 80px 0;
    background-color: #ffffff;
}

.page-index-tinh-nang-noi-bat__security-content {
    display: flex;
    align-items: center;
    gap: 40px;
    flex-wrap: wrap;
    margin-top: 50px;
}

.page-index-tinh-nang-noi-bat__security-text {
    flex: 1;
    min-width: 300px;
}

.page-index-tinh-nang-noi-bat__security-text p {
    margin-bottom: 20px;
    font-size: 1.05em;
    line-height: 1.7;
}

.page-index-tinh-nang-noi-bat__security-text ul {
    list-style: none;
    padding-left: 0;
    margin-bottom: 20px;
}

.page-index-tinh-nang-noi-bat__security-text ul li {
    position: relative;
    padding-left: 30px;
    margin-bottom: 10px;
    font-size: 1em;
    color: #555555;
}

.page-index-tinh-nang-noi-bat__security-text ul li::before {
    content: '✅';
    position: absolute;
    left: 0;
    top: 0;
}

.page-index-tinh-nang-noi-bat__security-image {
    flex: 1;
    min-width: 400px;
    text-align: center;
}

.page-index-tinh-nang-noi-bat__security-image img {
    max-width: 100%;
    height: auto;
    display: block;
    border-radius: 12px;
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.1);
}

/* Support Section */
.page-index-tinh-nang-noi-bat__support-section {
    padding: 80px 0;
    background-color: #017439;
    color: #ffffff;
}

.page-index-tinh-nang-noi-bat__support-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    margin-top: 50px;
}

.page-index-tinh-nang-noi-bat__support-item {
    background: rgba(255, 255, 255, 0.08);
    padding: 30px;
    border-radius: 12px;
    text-align: center;
}

.page-index-tinh-nang-noi-bat__support-item img {
    
    
    margin-bottom: 20px;
    filter: brightness(1.2);
}

.page-index-tinh-nang-noi-bat__support-title {
    font-size: 1.8em;
    color: #ffffff;
    margin-bottom: 10px;
}

.page-index-tinh-nang-noi-bat__support-text {
    font-size: 1em;
    color: #f0f0f0;
    line-height: 1.7;
}

/* Promo Section */
.page-index-tinh-nang-noi-bat__promo-section {
    padding: 80px 0;
    background-color: #f8f8f8;
}

.page-index-tinh-nang-noi-bat__promo-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 50px;
}

.page-index-tinh-nang-noi-bat__promo-card {
    background: #ffffff;
    border-radius: 12px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
    overflow: hidden;
    text-align: center;
    transition: transform 0.3s ease;
}

.page-index-tinh-nang-noi-bat__promo-card:hover {
    transform: translateY(-10px);
}

.page-index-tinh-nang-noi-bat__promo-card img {
    max-width: 100%;
    height: auto;
    display: block;
    border-top-left-radius: 12px;
    border-top-right-radius: 12px;
}

.page-index-tinh-nang-noi-bat__promo-card .page-index-tinh-nang-noi-bat__promo-title {
    font-size: 1.6em;
    color: #017439;
    margin: 20px 15px 10px;
}

.page-index-tinh-nang-noi-bat__promo-card .page-index-tinh-nang-noi-bat__promo-text {
    font-size: 1em;
    color: #555555;
    padding: 0 15px 20px;
    line-height: 1.7;
}

.page-index-tinh-nang-noi-bat__promo-card .page-index-tinh-nang-noi-bat__btn-secondary {
    margin-bottom: 20px;
}

/* Experience Section */
.page-index-tinh-nang-noi-bat__experience-section {
    padding: 80px 0;
    background-color: #017439;
    color: #ffffff;
}

.page-index-tinh-nang-noi-bat__experience-content {
    display: flex;
    align-items: center;
    gap: 40px;
    flex-wrap: wrap;
    margin-top: 50px;
}

.page-index-tinh-nang-noi-bat__experience-image {
    flex: 1;
    min-width: 400px;
    text-align: center;
    order: 2; /* Image on right for desktop */
}

.page-index-tinh-nang-noi-bat__experience-image img {
    max-width: 100%;
    height: auto;
    display: block;
    border-radius: 12px;
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.2);
}

.page-index-tinh-nang-noi-bat__experience-text {
    flex: 1;
    min-width: 300px;
    order: 1; /* Text on left for desktop */
}

.page-index-tinh-nang-noi-bat__experience-text p {
    margin-bottom: 20px;
    font-size: 1.05em;
    line-height: 1.7;
    color: #f0f0f0;
}

.page-index-tinh-nang-noi-bat__experience-text ul {
    list-style: none;
    padding-left: 0;
    margin-bottom: 20px;
}

.page-index-tinh-nang-noi-bat__experience-text ul li {
    position: relative;
    padding-left: 30px;
    margin-bottom: 10px;
    font-size: 1em;
    color: #f0f0f0;
}

.page-index-tinh-nang-noi-bat__experience-text ul li::before {
    content: '⭐';
    position: absolute;
    left: 0;
    top: 0;
}

/* Commitment Section */
.page-index-tinh-nang-noi-bat__commitment-section {
    padding: 80px 0;
    background-color: #ffffff;
}

.page-index-tinh-nang-noi-bat__commitment-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    margin-top: 50px;
}

.page-index-tinh-nang-noi-bat__commitment-item {
    background: #ffffff;
    padding: 30px;
    border-radius: 12px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
    text-align: center;
    transition: transform 0.3s ease;
}

.page-index-tinh-nang-noi-bat__commitment-item:hover {
    transform: translateY(-10px);
}

.page-index-tinh-nang-noi-bat__commitment-item img {
    
    
    margin-bottom: 20px;
}

.page-index-tinh-nang-noi-bat__commitment-title {
    font-size: 1.8em;
    color: #017439;
    margin-bottom: 10px;
}

.page-index-tinh-nang-noi-bat__commitment-text {
    font-size: 1em;
    color: #555555;
    line-height: 1.7;
}

/* Guide Section */
.page-index-tinh-nang-noi-bat__guide-section {
    padding: 80px 0;
    background-color: #017439;
    color: #ffffff;
}

.page-index-tinh-nang-noi-bat__guide-steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    margin-top: 50px;
}

.page-index-tinh-nang-noi-bat__step-item {
    background: rgba(255, 255, 255, 0.08);
    padding: 30px;
    border-radius: 12px;
    text-align: center;
    position: relative;
    padding-top: 60px;
}

.page-index-tinh-nang-noi-bat__step-number {
    position: absolute;
    top: 20px;
    left: 50%;
    transform: translateX(-50%);
    width: 40px;
    height: 40px;
    background-color: #ffffff;
    color: #017439;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5em;
    font-weight: 700;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
}

.page-index-tinh-nang-noi-bat__step-title {
    font-size: 1.6em;
    color: #ffffff;
    margin-bottom: 10px;
}

.page-index-tinh-nang-noi-bat__step-text {
    font-size: 1em;
    color: #f0f0f0;
    line-height: 1.7;
}

/* FAQ Section */
.page-index-tinh-nang-noi-bat__faq-section {
    padding: 80px 0;
    background-color: #f8f8f8;
}

.page-index-tinh-nang-noi-bat__faq-list {
    margin-top: 50px;
    max-width: 900px;
    margin-left: auto;
    margin-right: auto;
}

.page-index-tinh-nang-noi-bat__faq-item {
    background: #ffffff;
    border: 1px solid #e0e0e0;
    border-radius: 8px;
    margin-bottom: 15px;
    overflow: hidden;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
}

.page-index-tinh-nang-noi-bat__faq-item summary {
    list-style: none;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 25px;
    font-size: 1.1em;
    font-weight: 600;
    color: #333333;
    cursor: pointer;
    outline: none;
    background-color: #fcfcfc;
    transition: background-color 0.3s ease;
}

.page-index-tinh-nang-noi-bat__faq-item summary::-webkit-details-marker {
    display: none;
}

.page-index-tinh-nang-noi-bat__faq-item summary:hover {
    background-color: #f0f0f0;
}

.page-index-tinh-nang-noi-bat__faq-toggle {
    font-size: 1.5em;
    font-weight: 700;
    color: #017439;
    margin-left: 15px;
}

.page-index-tinh-nang-noi-bat__faq-answer {
    padding: 15px 25px 25px;
    font-size: 1em;
    color: #555555;
    line-height: 1.7;
    border-top: 1px solid #e9e9e9;
}

/* Blog Section */
.page-index-tinh-nang-noi-bat__blog-section {
    padding: 80px 0;
    background-color: #017439;
    color: #ffffff;
}

.page-index-tinh-nang-noi-bat__blog-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 50px;
}

.page-index-tinh-nang-noi-bat__blog-card {
    background: rgba(255, 255, 255, 0.08);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
    transition: transform 0.3s ease;
}

.page-index-tinh-nang-noi-bat__blog-card:hover {
    transform: translateY(-10px);
}

.page-index-tinh-nang-noi-bat__blog-card img {
    max-width: 100%;
    height: auto;
    display: block;
}

.page-index-tinh-nang-noi-bat__blog-meta {
    font-size: 0.9em;
    color: #f0f0f0;
    margin: 15px 20px 10px;
}

.page-index-tinh-nang-noi-bat__blog-title {
    font-size: 1.5em;
    margin: 0 20px 10px;
}

.page-index-tinh-nang-noi-bat__blog-title a {
    color: #ffffff;
    text-decoration: none;
    transition: color 0.3s ease;
}

.page-index-tinh-nang-noi-bat__blog-title a:hover {
    color: #ffcc00; /* Highlight on hover */
}

.page-index-tinh-nang-noi-bat__blog-excerpt {
    font-size: 1em;
    color: #f0f0f0;
    padding: 0 20px 15px;
    line-height: 1.6;
}

.page-index-tinh-nang-noi-bat__read-more {
    display: inline-block;
    color: #ffcc00;
    text-decoration: none;
    font-weight: 600;
    padding: 0 20px 20px;
    transition: color 0.3s ease;
}

.page-index-tinh-nang-noi-bat__read-more:hover {
    color: #ffffff;
}

/* General Image Responsiveness */
.page-index-tinh-nang-noi-bat img {
    max-width: 100%;
    height: auto;
    display: block;
}

/* Mobile Specific Styles */
@media (max-width: 768px) {
    .page-index-tinh-nang-noi-bat__container {
        padding: 15px;
    }

    .page-index-tinh-nang-noi-bat__section-title {
        font-size: 2em;
        margin-bottom: 15px;
    }

    .page-index-tinh-nang-noi-bat__section-description {
        font-size: 1em;
        margin-bottom: 30px;
    }

    .page-index-tinh-nang-noi-bat__hero-section {
        padding-top: 10px !important; /* Specific top padding */
        padding-bottom: 40px;
    }

    .page-index-tinh-nang-noi-bat__hero-container {
        flex-direction: column;
        padding: 20px 15px;
        gap: 20px;
    }

    .page-index-tinh-nang-noi-bat__hero-title {
        font-size: 2.2em;
        text-align: center;
    }

    .page-index-tinh-nang-noi-bat__hero-description {
        font-size: 1em;
        text-align: center;
    }

    .page-index-tinh-nang-noi-bat__hero-image {
        min-width: unset;
        order: 1;
    }

    .page-index-tinh-nang-noi-bat__hero-content {
        order: 2;
    }

    .page-index-tinh-nang-noi-bat__cta-buttons {
        flex-direction: column;
        gap: 10px;
    }

    .page-index-tinh-nang-noi-bat__btn-primary,
    .page-index-tinh-nang-noi-bat__btn-secondary {
        max-width: 100% !important;
        width: 100% !important;
        padding: 10px 15px;
        font-size: 1em;
    }

    .page-index-tinh-nang-noi-bat__intro-section,
    .page-index-tinh-nang-noi-bat__game-tabs-section,
    .page-index-tinh-nang-noi-bat__security-section,
    .page-index-tinh-nang-noi-bat__support-section,
    .page-index-tinh-nang-noi-bat__promo-section,
    .page-index-tinh-nang-noi-bat__experience-section,
    .page-index-tinh-nang-noi-bat__commitment-section,
    .page-index-tinh-nang-noi-bat__guide-section,
    .page-index-tinh-nang-noi-bat__faq-section,
    .page-index-tinh-nang-noi-bat__blog-section {
        padding: 40px 0;
    }

    .page-index-tinh-nang-noi-bat__features-grid,
    .page-index-tinh-nang-noi-bat__support-grid,
    .page-index-tinh-nang-noi-bat__promo-grid,
    .page-index-tinh-nang-noi-bat__commitment-grid,
    .page-index-tinh-nang-noi-bat__guide-steps,
    .page-index-tinh-nang-noi-bat__blog-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .page-index-tinh-nang-noi-bat__feature-card,
    .page-index-tinh-nang-noi-bat__support-item,
    .page-index-tinh-nang-noi-bat__promo-card,
    .page-index-tinh-nang-noi-bat__commitment-item,
    .page-index-tinh-nang-noi-bat__step-item,
    .page-index-tinh-nang-noi-bat__blog-card {
        padding: 20px;
    }

    .page-index-tinh-nang-noi-bat__icon-box-media {
        width: 150px;
        height: 150px;
        margin-bottom: 15px;
    }

    .page-index-tinh-nang-noi-bat__feature-title,
    .page-index-tinh-nang-noi-bat__support-title,
    .page-index-tinh-nang-noi-bat__promo-card .page-index-tinh-nang-noi-bat__promo-title,
    .page-index-tinh-nang-noi-bat__commitment-title,
    .page-index-tinh-nang-noi-bat__step-title,
    .page-index-tinh-nang-noi-bat__blog-title {
        font-size: 1.5em;
    }

    /* Game Tabs Mobile */
    .page-index-tinh-nang-noi-bat__tab-nav {
        flex-direction: column;
        align-items: stretch;
        border-bottom: none;
        padding-bottom: 0;
        gap: 5px;
    }

    .page-index-tinh-nang-noi-bat__tab-button {
        border-bottom: none;
        border-radius: 8px;
        background: rgba(255, 255, 255, 0.1);
        color: rgba(255, 255, 255, 0.8);
    }

    .page-index-tinh-nang-noi-bat__tab-button.is-active {
        background-color: #ffffff;
        color: #017439;
    }

    .page-index-tinh-nang-noi-bat__panel-content {
        padding: 20px;
        gap: 15px;
    }

    .page-index-tinh-nang-noi-bat__panel-title {
        font-size: 1.8em;
    }

    .page-index-tinh-nang-noi-bat__security-content,
    .page-index-tinh-nang-noi-bat__experience-content {
        flex-direction: column;
        gap: 20px;
    }

    .page-index-tinh-nang-noi-bat__security-image,
    .page-index-tinh-nang-noi-bat__experience-image {
        min-width: unset;
        order: 1;
    }

    .page-index-tinh-nang-noi-bat__security-text,
    .page-index-tinh-nang-noi-bat__experience-text {
        min-width: unset;
        order: 2;
    }

    .page-index-tinh-nang-noi-bat__faq-item summary {
        font-size: 1em;
        padding: 15px 20px;
    }

    .page-index-tinh-nang-noi-bat__faq-answer {
        padding: 10px 20px 20px;
    }

    /* Universal image and container responsiveness */
    .page-index-tinh-nang-noi-bat img {
        max-width: 100% !important;
        width: 100% !important;
        height: auto !important;
    }
}