/* General styles for the page-download scope */
.page-download {
    font-family: Arial, sans-serif;
    line-height: 1.6;
    color: #333333; /* Dark text for light background */
    background-color: #FFFFFF; /* Default body background is white */
}

/* Hero Section */
.page-download__hero-section {
    padding-top: 10px; /* Small top padding, shared.css handles body padding-top */
    padding-bottom: 40px;
    background-color: #f8f8f8;
    text-align: center;
    max-width: 100%;
    overflow: hidden;
    box-sizing: border-box;
}

.page-download__hero-image {
    max-width: 1200px;
    margin: 0 auto 20px auto;
    overflow: hidden;
    border-radius: 10px;
}

.page-download__hero-image img {
    width: 100%;
    height: auto;
    display: block;
    border-radius: 10px;
}

.page-download__hero-content {
    max-width: 800px;
    margin: 0 auto;
    padding: 0 15px;
}

.page-download__main-title {
    font-size: clamp(2em, 4vw, 2.8em); /* Use clamp for H1 font size */
    color: #017439;
    margin-bottom: 15px;
    font-weight: 700;
    line-height: 1.2;
}

.page-download__description {
    font-size: 1.1em;
    color: #555555;
    margin-bottom: 30px;
}

.page-download__cta-buttons {
    display: flex;
    justify-content: center;
    gap: 20px;
    flex-wrap: wrap; /* Allow wrapping on smaller screens */
    width: 100%; /* Ensure container takes full width */
    max-width: 100%;
    box-sizing: border-box;
    padding: 0 15px;
}

.page-download__btn-primary,
.page-download__btn-secondary,
.page-download a[class*="button"],
.page-download a[class*="btn"] {
    display: inline-block;
    padding: 15px 30px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: bold;
    font-size: 1.1em;
    transition: background-color 0.3s ease, color 0.3s ease;
    text-align: center;
    max-width: 100%; /* Ensure buttons don't overflow */
    box-sizing: border-box;
    white-space: normal; /* Allow text to wrap */
    word-wrap: break-word; /* Allow text to break words */
}

.page-download__btn-primary {
    background-color: #C30808; /* Register/Login button color */
    color: #FFFF00; /* Register/Login font color */
    border: 2px solid #C30808;
}

.page-download__btn-primary:hover {
    background-color: #a00606;
    border-color: #a00606;
}

.page-download__btn-secondary {
    background-color: #017439; /* Main brand green */
    color: #FFFFFF;
    border: 2px solid #017439;
}

.page-download__btn-secondary:hover {
    background-color: #005a2e;
    border-color: #005a2e;
}

/* Shared section styles */
.page-download__introduction-section,
.page-download__benefits-section,
.page-download__guide-section,
.page-download__features-section,
.page-download__security-section,
.page-download__faq-section,
.page-download__conclusion-section,
.page-download__related-pages-section {
    padding: 60px 0;
}

.page-download__light-bg {
    background-color: #FFFFFF;
    color: #333333;
}

.page-download__dark-bg {
    background-color: #017439;
    color: #FFFFFF;
}

.page-download__container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 15px;
    box-sizing: border-box;
}

.page-download__section-title {
    font-size: 2.2em;
    margin-bottom: 30px;
    text-align: center;
    font-weight: 700;
    color: inherit; /* Inherit color from parent section (light/dark bg) */
}

.page-download__text-block {
    font-size: 1.05em;
    margin-bottom: 20px;
    text-align: justify;
}

/* Benefits Section */
.page-download__benefit-list {
    list-style: none;
    padding: 0;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.page-download__benefit-item {
    background-color: rgba(255, 255, 255, 0.1); /* Slightly transparent white for dark background */
    padding: 25px;
    border-radius: 10px;
    text-align: center;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

.page-download__benefit-item .page-download__benefit-title {
    font-size: 1.5em;
    color: #FFFF00; /* Highlight title for dark background */
    margin-bottom: 10px;
}

.page-download__benefit-item .page-download__benefit-description {
    font-size: 1em;
    color: #f0f0f0;
}

/* Guide Section */
.page-download__platform-guide {
    margin-top: 30px;
}

.page-download__guide-subtitle {
    font-size: 1.8em;
    color: #017439;
    margin-top: 40px;
    margin-bottom: 20px;
    text-align: center;
}

.page-download__step-list {
    list-style: none;
    padding: 0;
    counter-reset: step-counter;
}

.page-download__step-item {
    display: flex;
    align-items: flex-start;
    margin-bottom: 20px;
    background-color: #f9f9f9;
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
}

.page-download__step-number {
    counter-increment: step-counter;
    font-size: 1.2em;
    font-weight: bold;
    color: #C30808;
    margin-right: 15px;
    min-width: 80px; /* Ensure number takes consistent space */
}
.page-download__step-number::before {
    content: "Bước " counter(step-counter) ":";
}

.page-download__step-description {
    flex: 1;
    font-size: 1em;
    color: #333333;
}

.page-download__step-item img {
    max-width: 100%;
    height: auto;
    display: block;
    margin-top: 15px;
    border-radius: 8px;
}

.page-download__cta-buttons--centered {
    margin-top: 40px;
}

/* Features Section */
.page-download__feature-list {
    list-style: none;
    padding: 0;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.page-download__feature-item {
    background-color: rgba(255, 255, 255, 0.1);
    padding: 25px;
    border-radius: 10px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

.page-download__feature-item .page-download__feature-title {
    font-size: 1.5em;
    color: #FFFF00;
    margin-bottom: 10px;
}

.page-download__feature-item .page-download__feature-description {
    font-size: 1em;
    color: #f0f0f0;
}

/* Security Section */
.page-download__security-list {
    list-style: none;
    padding: 0;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.page-download__security-item {
    background-color: #f9f9f9;
    padding: 25px;
    border-radius: 10px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
}

.page-download__security-item .page-download__security-title {
    font-size: 1.5em;
    color: #017439;
    margin-bottom: 10px;
}

.page-download__security-item .page-download__security-description {
    font-size: 1em;
    color: #555555;
}

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

.page-download__faq-item {
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: 8px;
    margin-bottom: 15px;
    overflow: hidden;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.page-download__faq-question {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 25px;
    cursor: pointer;
    font-weight: bold;
    font-size: 1.1em;
    color: #FFFF00; /* Text color for dark background */
    background-color: rgba(0, 0, 0, 0.1); /* Slightly darker for question */
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    list-style: none; /* Remove default marker */
}

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

.page-download__faq-toggle {
    font-size: 1.5em;
    line-height: 1;
    transition: transform 0.3s ease;
}

.page-download__faq-item[open] .page-download__faq-toggle {
    transform: rotate(45deg); /* Change + to X or similar */
}

.page-download__faq-answer {
    padding: 15px 25px 20px 25px;
    background-color: rgba(255, 255, 255, 0.05);
    color: #f0f0f0;
    font-size: 1em;
}

/* Related Pages Section */
.page-download__related-links-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    margin-top: 30px;
}

.page-download__related-link-card {
    display: block;
    text-decoration: none;
    background-color: #f9f9f9;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    color: #333333;
}

.page-download__related-link-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

.page-download__related-link-card img {
    width: 100%;
    height: 250px; /* Fixed height for consistency */
    object-fit: cover;
    display: block;
}

.page-download__related-link-title {
    font-size: 1.3em;
    color: #017439;
    margin: 15px 15px 5px 15px;
}

.page-download__related-link-description {
    font-size: 0.95em;
    color: #555555;
    padding: 0 15px 15px 15px;
}

/* Universal image styles to prevent overflow */
.page-download img {
    max-width: 100%;
    height: auto;
    display: block;
    box-sizing: border-box;
}

/* Responsive styles for mobile */
@media (max-width: 768px) {
    .page-download {
        font-size: 16px;
        line-height: 1.6;
    }

    /* Hero Section */
    .page-download__hero-section {
        padding-top: 10px; /* Keep small top padding */
        padding-bottom: 30px;
    }

    .page-download__main-title {
        font-size: clamp(1.8em, 7vw, 2.2em); /* Adjust H1 for smaller screens */
        padding: 0 10px;
    }

    .page-download__description {
        font-size: 1em;
        padding: 0 15px;
    }

    .page-download__cta-buttons {
        flex-direction: column; /* Stack buttons vertically */
        gap: 15px;
        padding: 0 20px;
    }

    .page-download__btn-primary,
    .page-download__btn-secondary,
    .page-download a[class*="button"],
    .page-download a[class*="btn"] {
        width: 100% !important; /* Force full width for buttons */
        max-width: 100% !important;
        padding: 12px 20px !important;
        font-size: 1em !important;
        box-sizing: border-box !important;
        white-space: normal !important;
        word-wrap: break-word !important;
    }
    
    .page-download__cta-buttons--centered {
        padding: 0 20px;
    }

    /* Shared section styles */
    .page-download__introduction-section,
    .page-download__benefits-section,
    .page-download__guide-section,
    .page-download__features-section,
    .page-download__security-section,
    .page-download__faq-section,
    .page-download__conclusion-section,
    .page-download__related-pages-section {
        padding: 40px 0;
    }

    .page-download__container {
        padding: 0 20px; /* Adjust container padding for mobile */
        max-width: 100% !important;
        width: 100% !important;
        box-sizing: border-box !important;
        overflow-x: hidden; /* Prevent horizontal scroll */
    }

    .page-download__section-title {
        font-size: 1.8em;
        margin-bottom: 25px;
    }

    .page-download__text-block {
        font-size: 0.95em;
    }

    /* Benefits List */
    .page-download__benefit-list {
        grid-template-columns: 1fr; /* Single column layout */
        gap: 20px;
    }

    /* Guide Section */
    .page-download__guide-subtitle {
        font-size: 1.5em;
        margin-top: 30px;
        margin-bottom: 15px;
    }

    .page-download__step-item {
        flex-direction: column; /* Stack number and description vertically */
        align-items: flex-start;
        padding: 15px;
    }

    .page-download__step-number {
        margin-right: 0;
        margin-bottom: 10px;
        min-width: unset;
    }
    
    .page-download__step-description {
        font-size: 0.9em;
    }

    /* Features List */
    .page-download__feature-list {
        grid-template-columns: 1fr; /* Single column layout */
        gap: 20px;
    }

    /* Security List */
    .page-download__security-list {
        grid-template-columns: 1fr; /* Single column layout */
        gap: 20px;
    }

    /* FAQ Section */
    .page-download__faq-question {
        padding: 15px 20px;
        font-size: 1em;
    }

    .page-download__faq-answer {
        padding: 10px 20px 15px 20px;
        font-size: 0.95em;
    }

    /* Related Pages Grid */
    .page-download__related-links-grid {
        grid-template-columns: 1fr; /* Single column layout */
        gap: 20px;
    }

    .page-download__related-link-card img {
        height: 200px; /* Adjust image height for mobile */
    }

    .page-download__related-link-title {
        font-size: 1.2em;
        margin: 10px 10px 5px 10px;
    }

    .page-download__related-link-description {
        font-size: 0.9em;
        padding: 0 10px 10px 10px;
    }

    /* Ensure all content images are responsive */
    .page-download img {
        max-width: 100% !important;
        width: 100% !important;
        height: auto !important;
        box-sizing: border-box !important;
    }

    /* Ensure containers for images and content also handle overflow */
    .page-download__section,
    .page-download__card,
    .page-download__container,
    .page-download__hero-image,
    .page-download__platform-guide,
    .page-download__related-links-grid {
        max-width: 100% !important;
        width: 100% !important;
        box-sizing: border-box !important;
        padding-left: 15px;
        padding-right: 15px;
    }
}