.page-game-bai-chien-thuat-choi-bai-doi-thuong {
    font-family: Arial, sans-serif;
    line-height: 1.6;
    color: var(--text-main, #FFF5E1); /* Default text color from custom palette */
    background-color: var(--background, #B71C1C); /* Default background from custom palette */
}

.page-game-bai-chien-thuat-choi-bai-doi-thuong__section-padding {
    padding: 40px 0;
}

.page-game-bai-chien-thuat-choi-bai-doi-thuong__container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    box-sizing: border-box;
}

.page-game-bai-chien-thuat-choi-bai-doi-thuong__section-title {
    font-size: 2.5em;
    color: var(--gold, #F4D34D); /* Gold for titles */
    text-align: center;
    margin-bottom: 40px;
    font-weight: bold;
    line-height: 1.2;
    letter-spacing: 0.5px;
}

.page-game-bai-chien-thuat-choi-bai-doi-thuong__content-block {
    font-size: 1.1em;
    color: var(--text-main, #FFF5E1);
}

.page-game-bai-chien-thuat-choi-bai-doi-thuong__content-block p {
    margin-bottom: 1em;
}

.page-game-bai-chien-thuat-choi-bai-doi-thuong__image-content {
    display: block;
    margin: 30px auto;
    max-width: 100%;
    height: auto;
    border-radius: 8px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
    border: 2px solid var(--border, #F2B544);
    filter: none !important; /* Ensure no filter on images */
}

/* Hero Section */
.page-game-bai-chien-thuat-choi-bai-doi-thuong__hero-section {
    padding-top: 10px; /* Small top padding, body handles header offset */
    background-color: var(--deep-red, #7A0E0E); /* Use deep red for hero section background */
    display: flex;
    flex-direction: column; /* Ensure image is above content */
    align-items: center;
    text-align: center;
    position: relative;
    overflow: hidden;
    color: var(--text-main, #FFF5E1);
}

.page-game-bai-chien-thuat-choi-bai-doi-thuong__hero-image-wrapper {
    width: 100%;
    max-height: 600px; /* Limit height for aesthetic */
    overflow: hidden;
    position: relative;
}

.page-game-bai-chien-thuat-choi-bai-doi-thuong__hero-image {
    width: 100%;
    height: auto;
    display: block;
    object-fit: cover; /* Cover for desktop to fill width */
    filter: none !important; /* Ensure no filter on images */
}

.page-game-bai-chien-thuat-choi-bai-doi-thuong__hero-content {
    position: relative;
    z-index: 2;
    padding: 30px 20px 60px;
    max-width: 900px;
    margin: 0 auto;
}

.page-game-bai-chien-thuat-choi-bai-doi-thuong__main-title {
    font-size: clamp(2.2em, 4vw, 3.5em); /* H1 font size with clamp */
    color: var(--gold, #F4D34D);
    margin-bottom: 15px;
    font-weight: 900;
    line-height: 1.1;
    letter-spacing: 1px;
    text-shadow: 2px 2px 5px rgba(0, 0, 0, 0.5);
}

.page-game-bai-chien-thuat-choi-bai-doi-thuong__description {
    font-size: 1.3em;
    margin-bottom: 30px;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.page-game-bai-chien-thuat-choi-bai-doi-thuong__cta-buttons {
    display: flex;
    justify-content: center;
    gap: 20px;
    flex-wrap: wrap;
    width: 100%;
    max-width: 100%;
    box-sizing: border-box;
}

.page-game-bai-chien-thuat-choi-bai-doi-thuong__btn-primary,
.page-game-bai-chien-thuat-choi-bai-doi-thuong__btn-secondary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 15px 30px;
    border-radius: 50px;
    font-size: 1.1em;
    font-weight: bold;
    text-decoration: none;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
    cursor: pointer;
    white-space: normal; /* Allow text wrapping */
    word-wrap: break-word; /* Allow text wrapping */
    max-width: 100%; /* Ensure buttons don't overflow */
    box-sizing: border-box;
}

.page-game-bai-chien-thuat-choi-bai-doi-thuong__btn-primary {
    background: linear-gradient(180deg, #FFD86A 0%, #E6B800 100%); /* Custom button gradient */
    color: #333333; /* Dark text for gold button */
    border: none;
}

.page-game-bai-chien-thuat-choi-bai-doi-thuong__btn-primary:hover {
    background: linear-gradient(180deg, #E6B800 0%, #FFD86A 100%);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
}

.page-game-bai-chien-thuat-choi-bai-doi-thuong__btn-secondary {
    background-color: var(--card-bg, #D32F2F); /* Card BG for secondary button */
    color: var(--text-main, #FFF5E1);
    border: 2px solid var(--border, #F2B544);
}

.page-game-bai-chien-thuat-choi-bai-doi-thuong__btn-secondary:hover {
    background-color: var(--deep-red, #7A0E0E);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
}

.page-game-bai-chien-thuat-choi-bai-doi-thuong__center-btn {
    display: block;
    margin: 40px auto 0;
    width: fit-content;
}

/* Intro Section */
.page-game-bai-chien-thuat-choi-bai-doi-thuong__intro-section {
    background-color: var(--background, #B71C1C); /* Background from custom palette */
}

/* Basic Strategy Section */
.page-game-bai-chien-thuat-choi-bai-doi-thuong__basic-strategy-section {
    background-color: var(--card-bg, #D32F2F); /* Card BG from custom palette */
}

.page-game-bai-chien-thuat-choi-bai-doi-thuong__strategy-item {
    margin-bottom: 30px;
    padding: 20px;
    background-color: rgba(0, 0, 0, 0.2); /* Slightly transparent dark background */
    border-left: 5px solid var(--gold, #F4D34D);
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
}

.page-game-bai-chien-thuat-choi-bai-doi-thuong__strategy-subtitle {
    font-size: 1.8em;
    color: var(--gold, #F4D34D);
    margin-top: 0;
    margin-bottom: 15px;
}

/* Advanced Strategy Section */
.page-game-bai-chien-thuat-choi-bai-doi-thuong__advanced-strategy-section {
    background-color: var(--background, #B71C1C); /* Background from custom palette */
}

.page-game-bai-chien-thuat-choi-bai-doi-thuong__game-strategy-card {
    background-color: var(--card-bg, #D32F2F); /* Card BG from custom palette */
    border-radius: 12px;
    padding: 30px;
    margin-bottom: 40px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.4);
    border: 1px solid var(--border, #F2B544);
    color: var(--text-main, #FFF5E1);
}

.page-game-bai-chien-thuat-choi-bai-doi-thuong__game-strategy-title {
    font-size: 2em;
    color: var(--gold, #F4D34D);
    margin-top: 0;
    margin-bottom: 20px;
    text-align: center;
}

.page-game-bai-chien-thuat-choi-bai-doi-thuong__game-strategy-image {
    display: block;
    margin: 20px auto;
    max-width: 100%;
    height: auto;
    border-radius: 8px;
    box-shadow: 0 3px 10px rgba(0, 0, 0, 0.2);
    border: 1px solid var(--border, #F2B544);
    filter: none !important; /* Ensure no filter on images */
}

.page-game-bai-chien-thuat-choi-bai-doi-thuong__strategy-list {
    list-style-type: disc;
    padding-left: 25px;
    margin-top: 20px;
    color: var(--text-main, #FFF5E1);
}

.page-game-bai-chien-thuat-choi-bai-doi-thuong__strategy-list li {
    margin-bottom: 10px;
    line-height: 1.5;
}

.page-game-bai-chien-thuat-choi-bai-doi-thuong__strategy-list li strong {
    color: var(--gold, #F4D34D);
}

/* Promotion Optimization Section */
.page-game-bai-chien-thuat-choi-bai-doi-thuong__promotion-optimization-section {
    background-color: var(--deep-red, #7A0E0E); /* Deep Red for dark sections */
}

.page-game-bai-chien-thuat-choi-bai-doi-thuong__promotion-list {
    list-style-type: decimal;
    padding-left: 25px;
    margin-top: 20px;
    color: var(--text-main, #FFF5E1);
}

.page-game-bai-chien-thuat-choi-bai-doi-thuong__promotion-list li {
    margin-bottom: 10px;
    line-height: 1.5;
}

/* Safety Tips Section */
.page-game-bai-chien-thuat-choi-bai-doi-thuong__safety-tips-section {
    background-color: var(--card-bg, #D32F2F); /* Card BG from custom palette */
}

.page-game-bai-chien-thuat-choi-bai-doi-thuong__tips-list {
    list-style-type: circle;
    padding-left: 25px;
    margin-top: 20px;
    color: var(--text-main, #FFF5E1);
}

.page-game-bai-chien-thuat-choi-bai-doi-thuong__tips-list li {
    margin-bottom: 10px;
    line-height: 1.5;
}

/* FAQ Section */
.page-game-bai-chien-thuat-choi-bai-doi-thuong__faq-section {
    background-color: var(--deep-red, #7A0E0E); /* Deep Red for dark sections */
}

.page-game-bai-chien-thuat-choi-bai-doi-thuong__faq-list {
    margin-top: 30px;
}

.page-game-bai-chien-thuat-choi-bai-doi-thuong__faq-item {
    background-color: rgba(0, 0, 0, 0.3); /* Slightly transparent dark background */
    border: 1px solid var(--border, #F2B544);
    border-radius: 8px;
    margin-bottom: 15px;
    overflow: hidden;
    color: var(--text-main, #FFF5E1);
}

.page-game-bai-chien-thuat-choi-bai-doi-thuong__faq-question {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 18px 25px;
    font-size: 1.2em;
    font-weight: bold;
    color: var(--gold, #F4D34D);
    cursor: pointer;
    background-color: rgba(0, 0, 0, 0.4);
    border-bottom: 1px solid transparent;
    transition: background-color 0.3s ease, border-bottom 0.3s ease;
    list-style: none; /* For details/summary */
}

.page-game-bai-chien-thuat-choi-bai-doi-thuong__faq-item[open] > .page-game-bai-chien-thuat-choi-bai-doi-thuong__faq-question {
    border-bottom: 1px solid var(--border, #F2B544);
}

.page-game-bai-chien-thuat-choi-bai-doi-thuong__faq-question::-webkit-details-marker {
    display: none;
}

.page-game-bai-chien-thuat-choi-bai-doi-thuong__faq-qtext {
    flex-grow: 1;
}

.page-game-bai-chien-thuat-choi-bai-doi-thuong__faq-toggle {
    font-size: 1.5em;
    line-height: 1;
    margin-left: 15px;
    transition: transform 0.3s ease;
}

.page-game-bai-chien-thuat-choi-bai-doi-thuong__faq-item[open] .page-game-bai-chien-thuat-choi-bai-doi-thuong__faq-toggle {
    transform: rotate(45deg); /* Plus sign rotates to X */
}

.page-game-bai-chien-thuat-choi-bai-doi-thuong__faq-answer {
    padding: 0 25px 20px;
    font-size: 1.1em;
    line-height: 1.6;
    color: var(--text-main, #FFF5E1);
}

/* Conclusion Section */
.page-game-bai-chien-thuat-choi-bai-doi-thuong__conclusion-section {
    background-color: var(--background, #B71C1C); /* Background from custom palette */
}

/* Mobile Responsiveness */
@media (max-width: 1024px) {
    .page-game-bai-chien-thuat-choi-bai-doi-thuong__main-title {
        font-size: clamp(2em, 5vw, 3em);
    }
    .page-game-bai-chien-thuat-choi-bai-doi-thuong__section-title {
        font-size: 2em;
    }
    .page-game-bai-chien-thuat-choi-bai-doi-thuong__hero-content {
        padding: 20px 15px 40px;
    }
    .page-game-bai-chien-thuat-choi-bai-doi-thuong__section-padding {
        padding: 30px 0;
    }
}

@media (max-width: 768px) {
    /* General content area padding for mobile */
    .page-game-bai-chien-thuat-choi-bai-doi-thuong__container {
        padding: 0 15px;
    }

    /* Hero Section */
    .page-game-bai-chien-thuat-choi-bai-doi-thuong__hero-section {
        padding-top: 10px !important; /* Small top padding for hero */
    }
    .page-game-bai-chien-thuat-choi-bai-doi-thuong__hero-image-wrapper {
        max-height: 300px;
    }
    .page-game-bai-chien-thuat-choi-bai-doi-thuong__hero-image {
        object-fit: contain !important; /* Contain for mobile hero image */
        aspect-ratio: unset !important; /* Unset aspect ratio for mobile hero image */
        max-height: none !important; /* Ensure max-height is not limiting */
        width: 100% !important; /* Force full width */
        height: auto !important; /* Auto height */
    }
    .page-game-bai-chien-thuat-choi-bai-doi-thuong__main-title {
        font-size: 2em !important;
        letter-spacing: 0.5px;
    }
    .page-game-bai-chien-thuat-choi-bai-doi-thuong__description {
        font-size: 1em;
    }
    .page-game-bai-chien-thuat-choi-bai-doi-thuong__cta-buttons {
        flex-direction: column;
        gap: 15px;
        padding: 0 15px;
    }
    .page-game-bai-chien-thuat-choi-bai-doi-thuong__btn-primary,
    .page-game-bai-chien-thuat-choi-bai-doi-thuong__btn-secondary {
        width: 100% !important;
        max-width: 100% !important;
        padding: 12px 20px;
        font-size: 1em !important;
        white-space: normal !important;
        word-wrap: break-word !important;
        box-sizing: border-box !important;
    }

    /* Section Titles */
    .page-game-bai-chien-thuat-choi-bai-doi-thuong__section-title {
        font-size: 1.8em !important;
        margin-bottom: 30px;
    }
    .page-game-bai-chien-thuat-choi-bai-doi-thuong__strategy-subtitle,
    .page-game-bai-chien-thuat-choi-bai-doi-thuong__game-strategy-title {
        font-size: 1.5em !important;
    }

    /* General Images */
    .page-game-bai-chien-thuat-choi-bai-doi-thuong img {
        max-width: 100% !important;
        width: 100% !important;
        height: auto !important;
        display: block !important;
        box-sizing: border-box !important;
    }

    /* Content containers */
    .page-game-bai-chien-thuat-choi-bai-doi-thuong__section,
    .page-game-bai-chien-thuat-choi-bai-doi-thuong__card,
    .page-game-bai-chien-thuat-choi-bai-doi-thuong__container,
    .page-game-bai-chien-thuat-choi-bai-doi-thuong__content-block {
        max-width: 100% !important;
        width: 100% !important;
        box-sizing: border-box !important;
        padding-left: 15px;
        padding-right: 15px;
    }

    /* FAQ Section */
    .page-game-bai-chien-thuat-choi-bai-doi-thuong__faq-question {
        padding: 15px 20px;
        font-size: 1.1em !important;
    }
    .page-game-bai-chien-thuat-choi-bai-doi-thuong__faq-answer {
        padding: 0 20px 15px;
        font-size: 1em !important;
    }
    .page-game-bai-chien-thuat-choi-bai-doi-thuong__faq-toggle {
        font-size: 1.3em !important;
    }

    /* No winner list or game grid specific rules for this page as it's not index.html */
}