/* Shared variables for colors */
:root {
    --color-primary: #11A84E;
    --color-secondary: #22C768;
    --color-text-main: #F2FFF6;
    --color-text-secondary: #A7D9B8;
    --color-background-dark: #08160F;
    --color-card-bg: #11271B;
    --color-border: #2E7A4E;
    --color-glow: #57E38D;
    --color-gold: #F2C14E;
    --color-divider: #1E3A2A;
    --color-deep-green: #0A4B2C;
    --button-gradient: linear-gradient(180deg, #2AD16F 0%, #13994A 100%);
}

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

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

.page-casino__section {
    padding: 60px 0;
    text-align: center;
}

.page-casino__section-title {
    font-size: 38px;
    font-weight: bold;
    color: var(--color-gold);
    margin-bottom: 20px;
    text-shadow: 0 0 10px rgba(242, 193, 78, 0.5);
}

.page-casino__section-description {
    font-size: 18px;
    color: var(--color-text-secondary);
    max-width: 800px;
    margin: 0 auto 40px;
}

.page-casino__content-block {
    max-width: 900px;
    margin: 0 auto;
    font-size: 17px;
    color: var(--color-text-main);
    line-height: 1.8;
}

.page-casino__content-block p {
    margin-bottom: 20px;
}

.page-casino__content-block a {
    color: var(--color-glow);
    text-decoration: none;
    font-weight: bold;
}

.page-casino__content-block a:hover {
    text-decoration: underline;
}

.page-casino__hero-section {
    position: relative;
    width: 100%;
    padding-top: 10px; /* Small top padding, assuming body has header offset */
    background-color: var(--color-deep-green);
    overflow: hidden;
}

.page-casino__hero-image {
    position: relative;
    width: 100%;
    height: 600px;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
}

.page-casino__hero-image img {
    width: 100%;
    height: 100%;
    object-fit: cover; /* Cover for desktop, will be contain for mobile */
    display: block;
}

.page-casino__hero-content {
    padding: 40px 20px 60px;
    max-width: 900px;
    margin: 0 auto;
    text-align: center;
}

.page-casino__hero-title {
    font-size: clamp(2.5rem, 5vw, 3.2rem); /* Using clamp for responsive H1 */
    font-weight: 800;
    color: var(--color-gold);
    margin-bottom: 20px;
    line-height: 1.2;
    text-shadow: 0 0 15px rgba(242, 193, 78, 0.7);
}

.page-casino__hero-description {
    font-size: clamp(1rem, 2.5vw, 1.3rem);
    color: var(--color-text-secondary);
    margin-bottom: 30px;
    line-height: 1.7;
}

.page-casino__hero-cta-buttons {
    display: flex;
    justify-content: center;
    gap: 20px;
    flex-wrap: wrap;
}

.page-casino__btn-primary,
.page-casino__btn-secondary,
.page-casino a[class*="button"],
.page-casino a[class*="btn"] {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 15px 30px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: bold;
    font-size: 18px;
    transition: all 0.3s ease;
    white-space: nowrap;
    cursor: pointer;
    box-sizing: border-box;
    max-width: 100%;
}

.page-casino__btn-primary {
    background: var(--button-gradient);
    color: var(--color-text-main);
    border: none;
    box-shadow: 0 5px 15px rgba(42, 209, 111, 0.4);
}

.page-casino__btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(42, 209, 111, 0.6);
}

.page-casino__btn-secondary {
    background: transparent;
    color: var(--color-glow);
    border: 2px solid var(--color-glow);
    box-shadow: 0 0 10px rgba(87, 227, 141, 0.3);
}

.page-casino__btn-secondary:hover {
    background: var(--color-glow);
    color: var(--color-background-dark);
    transform: translateY(-3px);
    box-shadow: 0 0 15px rgba(87, 227, 141, 0.5);
}

.page-casino__overview-section .page-casino__content-block {
    margin-bottom: 40px;
}

.page-casino__feature-image {
    margin-top: 40px;
    border-radius: 10px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
    max-width: 100%;
    height: auto;
}

.page-casino__games-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.page-casino__game-card {
    background: var(--color-card-bg);
    border-radius: 12px;
    padding: 25px;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.2);
    text-align: left;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    border: 1px solid var(--color-border);
}

.page-casino__game-card img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    border-radius: 8px;
    margin-bottom: 20px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.page-casino__game-title {
    font-size: 24px;
    color: var(--color-gold);
    margin-bottom: 15px;
    font-weight: 700;
}

.page-casino__game-card p {
    color: var(--color-text-secondary);
    font-size: 16px;
    margin-bottom: 20px;
    flex-grow: 1;
}

.page-casino__game-card a {
    margin-top: auto;
}

.page-casino__cta-center {
    margin-top: 50px;
}

.page-casino__promotions-section {
    background-color: var(--color-deep-green);
}

.page-casino__promo-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.page-casino__promo-card {
    background: var(--color-card-bg);
    border-radius: 12px;
    padding: 25px;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.2);
    text-align: left;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    border: 1px solid var(--color-border);
}

.page-casino__promo-card img {
    width: 100%;
    height: 220px;
    object-fit: cover;
    border-radius: 8px;
    margin-bottom: 20px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.page-casino__promo-title {
    font-size: 22px;
    color: var(--color-gold);
    margin-bottom: 15px;
    font-weight: 700;
}

.page-casino__promo-card p {
    color: var(--color-text-secondary);
    font-size: 16px;
    margin-bottom: 20px;
    flex-grow: 1;
}

.page-casino__promo-card a {
    margin-top: auto;
}

.page-casino__security-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.page-casino__security-item {
    background: var(--color-card-bg);
    border-radius: 12px;
    padding: 25px;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.2);
    text-align: center;
    border: 1px solid var(--color-border);
}

.page-casino__security-item img {
    
    
    object-fit: contain;
    margin-bottom: 20px;
    filter: drop-shadow(0 0 8px var(--color-glow));
}

.page-casino__security-item h3 {
    font-size: 22px;
    color: var(--color-gold);
    margin-bottom: 15px;
    font-weight: 700;
}

.page-casino__security-item p {
    color: var(--color-text-secondary);
    font-size: 16px;
}

.page-casino__guide-steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.page-casino__guide-item {
    background: var(--color-card-bg);
    border-radius: 12px;
    padding: 25px;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.2);
    text-align: left;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    border: 1px solid var(--color-border);
}

.page-casino__guide-item img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    border-radius: 8px;
    margin-bottom: 20px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.page-casino__guide-item h3 {
    font-size: 24px;
    color: var(--color-gold);
    margin-bottom: 15px;
    font-weight: 700;
}

.page-casino__guide-item p {
    color: var(--color-text-secondary);
    font-size: 16px;
    margin-bottom: 20px;
    flex-grow: 1;
}

.page-casino__guide-item a {
    margin-top: auto;
}

.page-casino__support-section .page-casino__content-block {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.page-casino__support-list {
    list-style: none;
    padding: 0;
    margin: 30px 0;
    text-align: left;
    font-size: 17px;
    color: var(--color-text-main);
    max-width: 600px;
    width: 100%;
}

.page-casino__support-list li {
    margin-bottom: 15px;
    position: relative;
    padding-left: 30px;
}

.page-casino__support-list li::before {
    content: '✅';
    position: absolute;
    left: 0;
    color: var(--color-glow);
    font-size: 20px;
    line-height: 1;
}

.page-casino__support-list li strong {
    color: var(--color-gold);
}

.page-casino__support-image {
    margin-top: 40px;
    border-radius: 10px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
    max-width: 100%;
    height: auto;
}

.page-casino__faq-list {
    margin-top: 40px;
    text-align: left;
    max-width: 900px;
    margin-left: auto;
    margin-right: auto;
}

details.page-casino__faq-item {
    margin-bottom: 15px;
    border-radius: 8px;
    border: 1px solid var(--color-border);
    overflow: hidden;
    background: var(--color-card-bg);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.15);
}

details.page-casino__faq-item summary.page-casino__faq-question {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 18px 25px;
    cursor: pointer;
    user-select: none;
    list-style: none;
    transition: background-color 0.3s ease;
    color: var(--color-text-main);
}

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(var(--color-border), 0.5);
}

.page-casino__faq-qtext {
    flex: 1;
    font-size: 18px;
    font-weight: 600;
    line-height: 1.5;
    text-align: left;
    color: var(--color-gold);
}

.page-casino__faq-toggle {
    font-size: 28px;
    font-weight: bold;
    color: var(--color-glow);
    flex-shrink: 0;
    margin-left: 15px;
    width: 30px;
    text-align: center;
}

details.page-casino__faq-item .page-casino__faq-answer {
    padding: 0 25px 20px;
    background: rgba(var(--color-border), 0.2);
    border-radius: 0 0 8px 8px;
    color: var(--color-text-secondary);
    font-size: 16px;
    line-height: 1.7;
}

.page-casino__faq-answer p {
    margin: 0;
}

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

.page-casino__section,
.page-casino__container,
.page-casino__content-block,
.page-casino__hero-image,
.page-casino__hero-content,
.page-casino__hero-cta-buttons,
.page-casino__games-grid,
.page-casino__promo-grid,
.page-casino__security-grid,
.page-casino__guide-steps,
.page-casino__faq-list {
    width: 100%;
    max-width: 100%;
    box-sizing: border-box;
    overflow: hidden;
}

/* --- Media Queries --- */

/* Tablet and smaller desktops */
@media (max-width: 1024px) {
    .page-casino__hero-image {
        height: 500px;
    }

    .page-casino__hero-title {
        font-size: clamp(2rem, 4.5vw, 2.8rem);
    }

    .page-casino__hero-description {
        font-size: clamp(0.9rem, 2vw, 1.2rem);
    }

    .page-casino__section-title {
        font-size: 32px;
    }

    .page-casino__section-description {
        font-size: 16px;
        margin-bottom: 30px;
    }

    .page-casino__btn-primary,
    .page-casino__btn-secondary {
        padding: 12px 25px;
        font-size: 16px;
    }

    .page-casino__game-title,
    .page-casino__promo-title,
    .page-casino__security-item h3,
    .page-casino__guide-item h3 {
        font-size: 20px;
    }

    .page-casino__faq-qtext {
        font-size: 17px;
    }
}

/* Mobile devices */
@media (max-width: 768px) {
    .page-casino__container {
        padding: 15px;
    }

    /* HERO 主图区域 */
    .page-casino__hero-section {
        padding-top: 10px; /* Small top padding for mobile */
    }
    .page-casino__hero-image {
        height: 300px;
    }
    .page-casino__hero-image img {
        object-fit: contain !important; /* Prevent cropping on mobile */
        aspect-ratio: unset !important;
    }
    .page-casino__hero-content {
        padding: 30px 15px 40px;
    }
    .page-casino__hero-title {
        font-size: clamp(1.8rem, 6vw, 2.5rem); /* Smaller H1 for mobile */
    }
    .page-casino__hero-description {
        font-size: clamp(0.9rem, 3.5vw, 1.1rem);
        margin-bottom: 25px;
    }
    .page-casino__hero-cta-buttons {
        flex-direction: column; /* Stack buttons vertically on mobile */
        gap: 15px;
    }
    .page-casino__btn-primary,
    .page-casino__btn-secondary,
    .page-casino a[class*="button"],
    .page-casino a[class*="btn"] {
        max-width: 100% !important;
        width: 100% !important;
        white-space: normal !important;
        word-wrap: break-word !important;
        padding-left: 15px;
        padding-right: 15px;
    }
    .page-casino__hero-cta-buttons,
    .page-casino__cta-center {
        padding-left: 15px;
        padding-right: 15px;
    }

    .page-casino__section {
        padding: 40px 0;
    }
    .page-casino__section-title {
        font-size: 28px;
    }
    .page-casino__section-description {
        font-size: 15px;
        margin-bottom: 25px;
    }
    .page-casino__content-block {
        font-size: 15px;
    }

    /* 产品展示图区域 - Games Grid */
    .page-casino__games-grid,
    .page-casino__promo-grid,
    .page-casino__security-grid,
    .page-casino__guide-steps {
        grid-template-columns: 1fr; /* Single column for all grids on mobile */
        gap: 25px;
        padding-left: 15px;
        padding-right: 15px;
    }
    .page-casino__game-card,
    .page-casino__promo-card,
    .page-casino__security-item,
    .page-casino__guide-item {
        padding: 20px;
    }
    .page-casino__game-card img,
    .page-casino__promo-card img,
    .page-casino__guide-item img {
        
    }
    .page-casino__game-title,
    .page-casino__promo-title,
    .page-casino__security-item h3,
    .page-casino__guide-item h3 {
        font-size: 20px;
    }

    /* 装饰主标题 + 长文 SEO 区 */
    .page-casino__overview-section .page-casino__content-block,
    .page-casino__support-section .page-casino__content-block,
    .page-casino__conclusion-section .page-casino__section-description {
        padding-left: 15px;
        padding-right: 15px;
        text-align: left; /* Align text left for better readability on mobile */
    }
    .page-casino__overview-section .page-casino__section-title,
    .page-casino__support-section .page-casino__section-title,
    .page-casino__conclusion-section .page-casino__section-title {
        text-align: center;
    }
    .page-casino__feature-image,
    .page-casino__support-image {
        width: calc(100% - 30px); /* Account for padding */
        margin-left: 15px;
        margin-right: 15px;
        margin-top: 30px;
    }

    /* 通用图片与容器 */
    .page-casino img {
        max-width: 100% !important;
        width: 100% !important;
        height: auto !important;
    }
    .page-casino__section,
    .page-casino__card,
    .page-casino__container {
        max-width: 100% !important;
        width: 100% !important;
        box-sizing: border-box !important;
        padding-left: 0;
        padding-right: 0;
    }

    /* 按钮与按钮容器 */
    .page-casino__cta-buttons,
    .page-casino__button-group,
    .page-casino__btn-container {
        max-width: 100% !important;
        width: 100% !important;
        box-sizing: border-box !important;
        padding-left: 15px;
        padding-right: 15px;
        flex-wrap: wrap !important;
        gap: 15px;
        flex-direction: column; /* Default to vertical for button groups */
    }

    /* FAQ Section */
    details.page-casino__faq-item summary.page-casino__faq-question {
        padding: 15px 20px;
    }
    .page-casino__faq-qtext {
        font-size: 16px;
    }
    .page-casino__faq-toggle {
        font-size: 24px;
        width: 24px;
        margin-left: 10px;
    }
    details.page-casino__faq-item .page-casino__faq-answer {
        padding: 0 20px 15px;
        font-size: 15px;
    }
}

/* Ensure color contrast for links */
.page-casino a {
    color: var(--color-glow);
}
.page-casino a:hover {
    color: var(--color-gold);
}

/* Specific contrast for security icons */
.page-casino__security-item img {
    filter: drop-shadow(0 0 8px var(--color-glow)); /* Only allowed drop-shadow, no color changing filter */
}

/* Default text colors for contrast */
.page-casino p, .page-casino li, .page-casino h1, .page-casino h2, .page-casino h3 {
    color: var(--color-text-main); /* Default for most text */
}

.page-casino__section-description, .page-casino__game-card p, .page-casino__promo-card p, .page-casino__security-item p, .page-casino__guide-item p {
    color: var(--color-text-secondary); /* Secondary text color */
}