:root {
    --page-vip-program-bg: #08160F; /* Background */
    --page-vip-program-card-bg: #11271B; /* Card BG */
    --page-vip-program-text-main: #F2FFF6; /* Text Main */
    --page-vip-program-text-secondary: #A7D9B8; /* Text Secondary */
    --page-vip-program-btn-gradient: linear-gradient(180deg, #2AD16F 0%, #13994A 100%); /* Button */
    --page-vip-program-border: #2E7A4E; /* Border */
    --page-vip-program-glow: #57E38D; /* Glow */
    --page-vip-program-gold: #F2C14E; /* Gold */
    --page-vip-program-divider: #1E3A2A; /* Divider */
    --page-vip-program-deep-green: #0A4B2C; /* Deep Green */
}

.page-vip-program {
    background-color: var(--page-vip-program-bg);
    color: var(--page-vip-program-text-main); /* Main text color for dark background */
    font-family: 'Arial', sans-serif; /* Example font */
    line-height: 1.6;
}

.page-vip-program__container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px; /* Default padding for desktop */
    box-sizing: border-box;
}

/* Hero Section */
.page-vip-program__hero-section {
    position: relative;
    display: flex;
    flex-direction: column; /* Image above text */
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 10px 0 60px; /* Small top padding, more bottom padding */
    overflow: hidden;
    background-color: var(--page-vip-program-deep-green); /* A slightly lighter dark green for contrast */
}

.page-vip-program__hero-image {
    width: 100%;
    height: auto;
    object-fit: cover;
    display: block;
    margin-bottom: 30px; /* Space between image and content */
}

.page-vip-program__hero-content {
    position: relative; /* Ensure content is above any potential background layers */
    z-index: 1;
    max-width: 900px;
    padding: 0 20px;
}

.page-vip-program__main-title {
    color: var(--page-vip-program-gold);
    font-size: clamp(2em, 4vw, 3.2em); /* Responsive font size for H1 */
    font-weight: 700;
    margin-bottom: 20px;
    line-height: 1.2;
}

.page-vip-program__hero-description {
    font-size: 1.1em;
    color: var(--page-vip-program-text-secondary);
    margin-bottom: 40px;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.page-vip-program__cta-group {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap; /* Allow wrapping on smaller screens */
}

.page-vip-program__btn-primary,
.page-vip-program__btn-secondary {
    display: inline-block;
    padding: 15px 30px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 700;
    transition: all 0.3s ease;
    box-sizing: border-box;
    max-width: 100%; /* Ensure buttons are responsive */
    white-space: normal; /* Allow text wrap */
    word-wrap: break-word; /* Allow text wrap */
}

.page-vip-program__btn-primary {
    background: var(--page-vip-program-btn-gradient);
    color: #ffffff;
    border: none;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

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

.page-vip-program__btn-secondary {
    background-color: transparent;
    color: var(--page-vip-program-text-main);
    border: 2px solid var(--page-vip-program-border);
}

.page-vip-program__btn-secondary:hover {
    background-color: var(--page-vip-program-border);
    color: var(--page-vip-program-text-main);
}

/* General Sections */
.page-vip-program__section {
    padding: 80px 0;
    text-align: center;
}

.page-vip-program__dark-section {
    background-color: var(--page-vip-program-deep-green);
    color: var(--page-vip-program-text-main);
}

.page-vip-program__section-title {
    color: var(--page-vip-program-gold);
    font-size: clamp(1.8em, 3.5vw, 2.5em);
    font-weight: 700;
    margin-bottom: 20px;
    line-height: 1.2;
}

.page-vip-program__section-description {
    font-size: 1.1em;
    color: var(--page-vip-program-text-secondary);
    max-width: 800px;
    margin: 0 auto 40px;
}

.page-vip-program__sub-title {
    color: var(--page-vip-program-text-main);
    font-size: clamp(1.4em, 2.5vw, 1.8em);
    font-weight: 600;
    margin-top: 30px;
    margin-bottom: 15px;
}

.page-vip-program__text {
    color: var(--page-vip-program-text-secondary);
    margin-bottom: 15px;
    text-align: left;
}

/* Image within content */
.page-vip-program__image-content {
    max-width: 100%;
    height: auto;
    border-radius: 10px;
    margin: 40px auto;
    display: block;
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.3);
}

.page-vip-program__image-full-width {
    width: 100%;
    height: auto;
    object-fit: cover;
    border-radius: 10px;
    margin-bottom: 40px;
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.3);
}

/* VIP Tiers Grid */
.page-vip-program__tiers-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.page-vip-program__tier-card {
    background-color: var(--page-vip-program-card-bg);
    padding: 30px;
    border-radius: 10px;
    text-align: left;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
    border: 1px solid var(--page-vip-program-border);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    height: 100%;
    color: var(--page-vip-program-text-main); /* Ensure text is light on dark card */
}

.page-vip-program__tier-title {
    color: var(--page-vip-program-gold);
    font-size: 1.5em;
    font-weight: 700;
    margin-bottom: 15px;
}

.page-vip-program__tier-description {
    color: var(--page-vip-program-text-secondary);
    margin-bottom: 20px;
    flex-grow: 1; /* Allow description to take available space */
}

.page-vip-program__tier-benefits {
    list-style: none;
    padding: 0;
    margin: 0;
}

.page-vip-program__tier-benefits li {
    color: var(--page-vip-program-text-secondary);
    margin-bottom: 10px;
    padding-left: 25px;
    position: relative;
    font-size: 0.95em;
}

.page-vip-program__tier-benefits li::before {
    content: '✅'; /* Checkmark icon */
    position: absolute;
    left: 0;
    color: var(--page-vip-program-glow);
    font-size: 0.9em;
}

/* Benefits Grid */
.page-vip-program__benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.page-vip-program__benefit-card {
    background-color: var(--page-vip-program-card-bg);
    padding: 30px;
    border-radius: 10px;
    text-align: left;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
    border: 1px solid var(--page-vip-program-border);
    color: var(--page-vip-program-text-main); /* Ensure text is light on dark card */
}

.page-vip-program__benefit-title {
    color: var(--page-vip-program-gold);
    font-size: 1.4em;
    font-weight: 700;
    margin-bottom: 15px;
}

.page-vip-program__benefit-text {
    color: var(--page-vip-program-text-secondary);
}

/* How to Join */
.page-vip-program__how-to-join {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.page-vip-program__step-card {
    background-color: var(--page-vip-program-card-bg);
    padding: 30px;
    border-radius: 10px;
    text-align: left;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
    border: 1px solid var(--page-vip-program-border);
    color: var(--page-vip-program-text-main);
}

.page-vip-program__step-title {
    color: var(--page-vip-program-gold);
    font-size: 1.3em;
    font-weight: 700;
    margin-bottom: 15px;
}

.page-vip-program__step-text {
    color: var(--page-vip-program-text-secondary);
}

.page-vip-program__step-text a {
    color: var(--page-vip-program-glow);
    text-decoration: none;
}

.page-vip-program__step-text a:hover {
    text-decoration: underline;
}

.page-vip-program__tips-list {
    list-style: none;
    padding: 0;
    margin: 0;
    text-align: left;
}

.page-vip-program__tips-list li {
    color: var(--page-vip-program-text-secondary);
    margin-bottom: 8px;
    padding-left: 20px;
    position: relative;
    font-size: 0.95em;
}

.page-vip-program__tips-list li::before {
    content: '•';
    position: absolute;
    left: 0;
    color: var(--page-vip-program-glow);
    font-weight: bold;
}

/* Responsible Gambling */
.page-vip-program__responsible-gambling-content {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 40px;
    text-align: left;
    margin-top: 40px;
}

.page-vip-program__responsible-gambling-content .page-vip-program__image-content {
    flex: 1 1 400px;
    margin: 0;
}

.page-vip-program__responsible-gambling-content .page-vip-program__text-block {
    flex: 1 1 400px;
    text-align: left;
}

/* FAQ Section */
.page-vip-program__faq-list {
    max-width: 900px;
    margin: 40px auto 0;
    text-align: left;
}

.page-vip-program__faq-item {
    background-color: var(--page-vip-program-card-bg);
    border: 1px solid var(--page-vip-program-border);
    border-radius: 8px;
    margin-bottom: 15px;
    overflow: hidden;
    color: var(--page-vip-program-text-main);
}

.page-vip-program__faq-item summary {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 25px;
    cursor: pointer;
    font-size: 1.1em;
    font-weight: 600;
    color: var(--page-vip-program-gold);
    list-style: none; /* Hide default marker */
}

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

.page-vip-program__faq-question {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
}

.page-vip-program__faq-toggle {
    font-size: 1.5em;
    line-height: 1;
    margin-left: 15px;
    transition: transform 0.3s ease;
    color: var(--page-vip-program-glow);
}

.page-vip-program__faq-item[open] .page-vip-program__faq-toggle {
    transform: rotate(45deg); /* Rotate plus to form an X or minus */
}

.page-vip-program__faq-answer {
    padding: 0 25px 20px;
    color: var(--page-vip-program-text-secondary);
    font-size: 0.95em;
    border-top: 1px solid var(--page-vip-program-divider);
    margin-top: -1px; /* Overlap border to avoid double line */
}

.page-vip-program__faq-answer p {
    margin: 15px 0 0;
}

/* CTA Section */
.page-vip-program__cta-section {
    padding: 80px 0;
    text-align: center;
    background-color: var(--page-vip-program-deep-green);
    position: relative;
    overflow: hidden;
}

.page-vip-program__cta-image {
    width: 100%;
    height: auto;
    object-fit: cover;
    border-radius: 10px;
    margin-bottom: 40px;
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.3);
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.page-vip-program__cta-title {
    color: var(--page-vip-program-gold);
    font-size: clamp(1.8em, 3.5vw, 2.5em);
    font-weight: 700;
    margin-bottom: 20px;
}

.page-vip-program__cta-description {
    font-size: 1.1em;
    color: var(--page-vip-program-text-secondary);
    max-width: 800px;
    margin: 0 auto 40px;
}

.page-vip-program__btn-large {
    padding: 18px 40px;
    font-size: 1.2em;
}

/* Responsive Styles */
@media (max-width: 1024px) {
    .page-vip-program__hero-content {
        padding: 0 40px;
    }
    .page-vip-program__section-description {
        padding: 0 20px;
    }
}

@media (max-width: 768px) {
    .page-vip-program__container {
        padding: 0 15px !important; /* Mobile padding */
    }

    .page-vip-program__hero-section {
        padding: 10px 0 40px !important; /* Adjust padding for mobile */
    }

    .page-vip-program__main-title {
        font-size: clamp(2em, 8vw, 2.5em) !important; /* Adjust H1 size for mobile */
    }

    .page-vip-program__section-title {
        font-size: clamp(1.8em, 7vw, 2.2em) !important; /* Adjust H2 size for mobile */
    }

    .page-vip-program__hero-description,
    .page-vip-program__section-description,
    .page-vip-program__cta-description {
        font-size: 1em !important;
    }

    .page-vip-program__cta-group {
        flex-direction: column !important; /* Stack buttons vertically */
        gap: 15px !important;
    }

    .page-vip-program__btn-primary,
    .page-vip-program__btn-secondary {
        max-width: 100% !important;
        width: 100% !important;
        box-sizing: border-box !important;
        padding-left: 15px !important;
        padding-right: 15px !important;
        white-space: normal !important;
        word-wrap: break-word !important;
    }

    .page-vip-program__section {
        padding: 40px 0 !important;
    }

    .page-vip-program__image-content,
    .page-vip-program__image-full-width {
        margin: 20px auto !important;
    }

    .page-vip-program__responsible-gambling-content {
        flex-direction: column !important;
        gap: 20px !important;
    }

    .page-vip-program__responsible-gambling-content .page-vip-program__text-block {
        padding: 0 15px !important; /* Add padding to text block */
    }

    .page-vip-program__faq-item summary {
        padding: 15px 20px !important;
        font-size: 1em !important;
    }

    .page-vip-program__faq-answer {
        padding: 0 20px 15px !important;
    }

    /* Mobile image adaptation - must use !important */
    .page-vip-program img {
        max-width: 100% !important;
        height: auto !important;
        display: block !important;
    }
    
    .page-vip-program__section,
    .page-vip-program__card,
    .page-vip-program__container,
    .page-vip-program__hero-section,
    .page-vip-program__cta-section,
    .page-vip-program__tiers-grid,
    .page-vip-program__benefits-grid,
    .page-vip-program__how-to-join,
    .page-vip-program__faq-list,
    .page-vip-program__responsible-gambling-content,
    .page-vip-program__cta-group {
        max-width: 100% !important;
        width: 100% !important;
        box-sizing: border-box !important;
        /* Padding handled by container or specific elements */
    }
    .page-vip-program__hero-content,
    .page-vip-program__responsible-gambling-content .page-vip-program__text-block {
        padding-left: 15px !important;
        padding-right: 15px !important;
    }
    .page-vip-program__video-section {
        padding-top: 10px !important; /* body đã có padding-top, đây chỉ là khoảng cách trang trí */
    }
}