:root {
    --o8-primary: #FF8C1A;
    --o8-secondary: #FFA53A;
    --o8-card-bg: #17191F;
    --o8-background: #0D0E12;
    --o8-text-main: #FFF3E6;
    --o8-border: #A84F0C;
    --o8-glow: #FFB04D;
    --o8-deep-orange: #D96800;

    --page-text-color: var(--o8-text-main);
    --page-heading-color: var(--o8-primary);
    --page-link-color: var(--o8-secondary);
    --page-link-hover-color: var(--o8-glow);
}

.page-casino {
    font-family: Arial, sans-serif;
    line-height: 1.6;
    color: var(--page-text-color);
    background-color: var(--o8-background);
}

.page-casino__container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px 15px;
}

.page-casino__section-title {
    font-size: clamp(28px, 4vw, 42px);
    font-weight: 700;
    color: var(--page-heading-color);
    text-align: center;
    margin-bottom: 30px;
    line-height: 1.2;
}

.page-casino__section-description {
    font-size: 18px;
    text-align: center;
    margin-bottom: 40px;
    color: var(--o8-text-main);
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

/* Hero Section */
.page-casino__hero-section {
    position: relative;
    overflow: hidden;
    padding-top: 10px; /* Small top padding, assuming body has padding-top from shared.css */
    background-color: var(--o8-background);
}

.page-casino__hero-image-wrapper {
    width: 100%;
    height: 600px;
    position: relative;
    overflow: hidden;
}

.page-casino__hero-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.page-casino__hero-content {
    position: relative;
    padding: 40px 15px;
    text-align: center;
    max-width: 900px;
    margin: 0 auto;
    z-index: 2;
    background: linear-gradient(to bottom, rgba(13, 14, 18, 0.8), rgba(13, 14, 18, 1));
}

.page-casino__main-title {
    font-size: clamp(32px, 5vw, 55px);
    font-weight: 900;
    color: var(--o8-glow);
    margin-bottom: 20px;
    line-height: 1.2;
    text-shadow: 0 0 10px rgba(255,176,77,0.5);
}

.page-casino__intro-text {
    font-size: clamp(16px, 2vw, 20px);
    color: var(--o8-text-main);
    margin-bottom: 30px;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.page-casino__cta-buttons {
    display: flex;
    justify-content: center;
    gap: 20px;
    flex-wrap: wrap;
    width: 100%;
    max-width: 600px;
    margin: 0 auto;
    box-sizing: border-box;
    padding: 0 15px;
}

.page-casino__btn-primary,
.page-casino__btn-secondary,
.page-casino__btn-tertiary {
    display: inline-block;
    padding: 15px 30px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: bold;
    font-size: 18px;
    transition: all 0.3s ease;
    text-align: center;
    white-space: normal;
    word-wrap: break-word;
    box-sizing: border-box;
    max-width: 100%;
}

.page-casino__btn-primary {
    background: linear-gradient(180deg, var(--o8-secondary) 0%, var(--o8-deep-orange) 100%);
    color: var(--o8-text-main);
    border: 2px solid var(--o8-primary);
}

.page-casino__btn-primary:hover {
    background: linear-gradient(180deg, var(--o8-glow) 0%, var(--o8-primary) 100%);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(255,140,26,0.4);
}

.page-casino__btn-secondary {
    background: transparent;
    color: var(--o8-secondary);
    border: 2px solid var(--o8-secondary);
}

.page-casino__btn-secondary:hover {
    background: var(--o8-secondary);
    color: var(--o8-text-main);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(255,165,58,0.3);
}

.page-casino__btn-tertiary {
    background: var(--o8-primary);
    color: var(--o8-text-main);
    border: none;
    padding: 10px 20px;
    font-size: 16px;
    border-radius: 5px;
}

.page-casino__btn-tertiary:hover {
    background: var(--o8-secondary);
    transform: translateY(-1px);
}

/* General image styling */
.page-casino img {
    max-width: 100%;
    height: auto;
    display: block;
}

/* Content Sections */
.page-casino__dark-section {
    background-color: var(--o8-card-bg);
    padding: 60px 0;
}

.page-casino__about-section,
.page-casino__security-section,
.page-casino__download-cta-section {
    padding: 60px 0;
}

.page-casino__flex-grid {
    display: flex;
    align-items: center;
    gap: 40px;
    flex-wrap: wrap;
}

.page-casino__flex-grid--reverse {
    flex-direction: row-reverse;
}

.page-casino__text-block {
    flex: 1;
    min-width: 300px;
    color: var(--o8-text-main);
}

.page-casino__text-block h2 {
    color: var(--page-heading-color);
    text-align: left;
    margin-top: 0;
}

.page-casino__text-block p {
    margin-bottom: 15px;
    font-size: 17px;
    line-height: 1.7;
}

.page-casino__image-block {
    flex: 1;
    min-width: 300px;
    text-align: center;
}

.page-casino__image-block img {
    border-radius: 10px;
    box-shadow: 0 8px 20px rgba(0,0,0,0.3);
}

/* Game Types Grid */
.page-casino__games-grid,
.page-casino__promotions-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-bottom: 50px;
}

.page-casino__game-card,
.page-casino__promo-card {
    background-color: var(--o8-card-bg);
    border: 1px solid var(--o8-border);
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 4px 15px rgba(0,0,0,0.2);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    display: flex;
    flex-direction: column;
    height: 100%;
}

.page-casino__game-card:hover,
.page-casino__promo-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(255,140,26,0.3);
}

.page-casino__card-image {
    width: 100%;
    height: 200px;
    object-fit: cover;
    display: block;
}

.page-casino__card-title {
    font-size: 22px;
    font-weight: 600;
    color: var(--o8-primary);
    padding: 20px 20px 10px;
    margin: 0;
    line-height: 1.3;
}

.page-casino__card-title a {
    color: inherit;
    text-decoration: none;
    transition: color 0.3s ease;
}

.page-casino__card-title a:hover {
    color: var(--o8-secondary);
}

.page-casino__card-text {
    font-size: 16px;
    color: var(--o8-text-main);
    padding: 0 20px 20px;
    flex-grow: 1;
}

.page-casino__promo-card .page-casino__btn-tertiary {
    align-self: flex-start;
    margin: 0 20px 20px;
}

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

/* Download CTA Section specific styles */
.page-casino__download-content {
    display: flex;
    align-items: center;
    gap: 40px;
    flex-wrap: wrap;
    padding: 60px 15px;
    background-color: var(--o8-card-bg);
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.3);
}

.page-casino__download-content .page-casino__text-block {
    flex: 2;
    text-align: left;
}

.page-casino__download-content .page-casino__image-block {
    flex: 1;
    min-width: 250px;
}

.page-casino__download-content .page-casino__image {
    max-height: 400px;
    object-fit: contain;
}

/* FAQ Section */
details.page-casino__faq-item {
    margin-bottom: 15px;
    border-radius: 5px;
    border: 1px solid var(--o8-border);
    overflow: hidden;
    background: var(--o8-card-bg);
}
details.page-casino__faq-item summary.page-casino__faq-question {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 18px 20px;
    cursor: pointer;
    user-select: none;
    list-style: none;
    transition: background-color 0.3s ease;
}
details.page-casino__faq-item summary.page-casino__faq-question::-webkit-details-marker {
    display: none;
}
details.page-casino__faq-item summary.page-casino__faq-question:hover {
    background: rgba(255,140,26,0.1);
}
.page-casino__faq-qtext {
    flex: 1;
    font-size: 18px;
    font-weight: 600;
    line-height: 1.5;
    text-align: left;
    color: var(--o8-text-main);
}
.page-casino__faq-toggle {
    font-size: 24px;
    font-weight: bold;
    color: var(--o8-primary);
    flex-shrink: 0;
    margin-left: 15px;
    width: 28px;
    text-align: center;
}
details.page-casino__faq-item .page-casino__faq-answer {
    padding: 0 20px 20px;
    background: rgba(255,140,26,0.05);
    border-radius: 0 0 5px 5px;
    color: var(--o8-text-main);
}
.page-casino__faq-answer p {
    margin: 0;
    padding: 0;
    font-size: 16px;
    line-height: 1.7;
}


/* Responsive Styles */
@media (max-width: 1024px) {
    .page-casino__hero-image-wrapper {
        height: 500px;
    }
    .page-casino__main-title {
        font-size: clamp(30px, 4.5vw, 50px);
    }
    .page-casino__intro-text {
        font-size: clamp(15px, 1.8vw, 18px);
    }
    .page-casino__games-grid,
    .page-casino__promotions-grid {
        grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
        gap: 25px;
    }
    .page-casino__flex-grid {
        gap: 30px;
    }
    .page-casino__download-content {
        padding: 40px 15px;
    }
}

@media (max-width: 768px) {
    /* HERO 主图区域 */
    .page-casino__hero-section {
        padding-top: 10px;
    }
    .page-casino__hero-image-wrapper {
        height: 300px;
    }
    .page-casino__hero-image {
        object-fit: contain !important;
        aspect-ratio: unset !important;
        width: 100% !important;
        height: auto !important;
    }
    .page-casino__hero-content {
        padding: 30px 15px;
    }
    .page-casino__main-title {
        font-size: clamp(28px, 8vw, 40px);
        margin-bottom: 15px;
    }
    .page-casino__intro-text {
        font-size: 16px;
        margin-bottom: 25px;
    }

    /* 按钮与按钮容器 */
    .page-casino__cta-buttons {
        flex-direction: column;
        gap: 15px;
        padding: 0 15px;
    }
    .page-casino__btn-primary,
    .page-casino__btn-secondary,
    .page-casino__btn-tertiary {
        max-width: 100% !important;
        width: 100% !important;
        box-sizing: border-box !important;
        white-space: normal !important;
        word-wrap: break-word !important;
        padding-left: 15px !important;
        padding-right: 15px !important;
    }
    .page-casino__cta-center .page-casino__btn-primary {
        max-width: 100% !important;
        width: 100% !important;
        box-sizing: border-box !important;
        padding-left: 15px !important;
        padding-right: 15px !important;
    }

    /* 通用图片与容器 */
    .page-casino img {
        max-width: 100% !important;
        width: 100% !important;
        height: auto !important;
    }
    .page-casino__container,
    .page-casino__section,
    .page-casino__card,
    .page-casino__flex-grid,
    .page-casino__games-grid,
    .page-casino__promotions-grid,
    .page-casino__download-content {
        max-width: 100% !important;
        width: 100% !important;
        box-sizing: border-box !important;
        padding-left: 15px;
        padding-right: 15px;
    }

    /* Sản phẩm/Dịch vụ/Game lưới (trước đây là products-grid) */
    .page-casino__games-grid,
    .page-casino__promotions-grid {
        grid-template-columns: 1fr;
        gap: 20px;
        overflow-x: hidden;
    }
    .page-casino__game-card,
    .page-casino__promo-card {
        margin: 0;
    }
    .page-casino__card-image {
        height: 180px;
    }
    .page-casino__card-title {
        font-size: 20px;
        padding: 15px 15px 5px;
    }
    .page-casino__card-text {
        font-size: 15px;
        padding: 0 15px 15px;
    }
    .page-casino__promo-card .page-casino__btn-tertiary {
        margin: 0 15px 15px;
    }


    /* Tiêu đề chính trang + Khu vực SEO văn bản dài */
    .page-casino__section-title {
        font-size: clamp(24px, 7vw, 36px);
        margin-bottom: 20px;
    }
    .page-casino__section-description {
        font-size: 16px;
        margin-bottom: 30px;
    }
    .page-casino__flex-grid {
        flex-direction: column;
        gap: 30px;
    }
    .page-casino__flex-grid--reverse {
        flex-direction: column;
    }
    .page-casino__text-block h2 {
        text-align: center;
    }
    .page-casino__text-block p {
        font-size: 16px;
    }

    /* FAQ Section Mobile */
    details.page-casino__faq-item summary.page-casino__faq-question { padding: 15px; }
    .page-casino__faq-qtext { font-size: 16px; }
    .page-casino__faq-toggle { font-size: 22px; width: 24px; }
    details.page-casino__faq-item .page-casino__faq-answer { padding: 0 15px 15px; }
    .page-casino__faq-answer p { font-size: 15px; }

    /* Download CTA Section Mobile */
    .page-casino__download-content {
        flex-direction: column;
        text-align: center;
        padding: 30px 15px;
    }
    .page-casino__download-content .page-casino__text-block {
        text-align: center;
    }
    .page-casino__download-content .page-casino__image {
        max-height: 300px;
    }
}