.page-tai-xiu {
    font-family: 'Arial', sans-serif;
    color: var(--color-text-main, #F3F8FF); /* Default for dark sections */
    background-color: var(--color-deep-navy, #08162B);
}

.page-tai-xiu__container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px 15px;
    box-sizing: border-box;
}

.page-tai-xiu__hero-section {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding-top: 10px; /* Small top padding, relies on body padding-top */
    background: var(--color-deep-navy, #08162B);
    position: relative;
    overflow: hidden;
    padding-bottom: 40px;
}

.page-tai-xiu__hero-content {
    position: relative;
    z-index: 2;
    padding: 40px 15px;
    max-width: 900px;
}

.page-tai-xiu__main-title {
    font-size: clamp(2.5rem, 5vw, 3.5rem);
    font-weight: 700;
    color: var(--color-text-main, #F3F8FF);
    margin-bottom: 20px;
    line-height: 1.2;
    text-shadow: 0 0 10px rgba(79, 168, 255, 0.5);
}

.page-tai-xiu__hero-description {
    font-size: 1.2rem;
    color: var(--color-text-secondary, #AFC4E8);
    margin-bottom: 30px;
    line-height: 1.6;
}

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

.page-tai-xiu__btn-primary,
.page-tai-xiu__btn-secondary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 15px 30px;
    border-radius: 8px;
    font-size: 1.1rem;
    font-weight: 700;
    text-decoration: none;
    transition: all 0.3s ease;
    white-space: normal;
    word-wrap: break-word;
    text-align: center;
    max-width: 100%;
    box-sizing: border-box;
}

.page-tai-xiu__btn-primary {
    background: linear-gradient(180deg, #2B73F6 0%, #1144A6 100%);
    color: #ffffff;
    border: 2px solid transparent;
    box-shadow: 0 4px 15px rgba(43, 115, 246, 0.4);
}

.page-tai-xiu__btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(43, 115, 246, 0.6);
}

.page-tai-xiu__btn-secondary {
    background: #ffffff;
    color: var(--color-primary, #113B7A);
    border: 2px solid var(--color-primary, #113B7A);
    box-shadow: 0 4px 15px rgba(17, 59, 122, 0.2);
}

.page-tai-xiu__btn-secondary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(17, 59, 122, 0.4);
}

.page-tai-xiu__hero-image {
    width: 100%;
    position: relative;
    z-index: 1;
    margin-top: 30px;
}

.page-tai-xiu__hero-image img {
    width: 100%;
    height: auto;
    display: block;
    object-fit: cover; /* Default to cover for desktop */
    border-radius: 10px;
}

.page-tai-xiu__section-title {
    font-size: clamp(2rem, 4vw, 2.8rem);
    font-weight: 700;
    color: var(--color-text-main, #F3F8FF);
    text-align: center;
    margin-bottom: 25px;
    text-shadow: 0 0 8px rgba(79, 168, 255, 0.3);
}

.page-tai-xiu__section-description {
    font-size: 1.1rem;
    color: var(--color-text-secondary, #AFC4E8);
    text-align: center;
    max-width: 800px;
    margin: 0 auto 40px auto;
    line-height: 1.6;
}

.page-tai-xiu__dark-section {
    background-color: var(--color-deep-navy, #08162B);
    color: var(--color-text-main, #F3F8FF);
    padding: 60px 0;
}

.page-tai-xiu__light-bg {
    background-color: #ffffff;
    color: #333333;
}

.page-tai-xiu__card-bg {
    background-color: var(--color-card-bg, #10233F);
    color: var(--color-text-main, #F3F8FF);
}

.page-tai-xiu__about-section .page-tai-xiu__content-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    align-items: center;
}

.page-tai-xiu__about-section .page-tai-xiu__text-block p {
    font-size: 1.1rem;
    line-height: 1.7;
    margin-bottom: 15px;
    color: var(--color-text-secondary, #AFC4E8);
}

.page-tai-xiu__about-section .page-tai-xiu__image-block img {
    width: 100%;
    height: auto;
    display: block;
    border-radius: 10px;
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.3);
}

.page-tai-xiu__how-to-play-section {
    padding: 60px 0;
    background-color: #ffffff;
    color: #333333;
}

.page-tai-xiu__how-to-play-section .page-tai-xiu__section-title,
.page-tai-xiu__how-to-play-section .page-tai-xiu__section-description {
    color: #333333;
    text-shadow: none;
}

.page-tai-xiu__steps-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-bottom: 50px;
}

.page-tai-xiu__step-card {
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    text-align: center;
}

.page-tai-xiu__step-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-primary, #113B7A);
    margin-bottom: 15px;
}

.page-tai-xiu__step-card p {
    font-size: 1rem;
    line-height: 1.6;
    color: #555555;
}

.page-tai-xiu__subtitle {
    font-size: 1.8rem;
    font-weight: 600;
    color: var(--color-primary, #113B7A);
    text-align: center;
    margin-top: 50px;
    margin-bottom: 25px;
}

.page-tai-xiu__bet-types-list {
    list-style: none;
    padding: 0;
    margin: 0 auto 40px auto;
    max-width: 800px;
}

.page-tai-xiu__bet-types-list li {
    font-size: 1.1rem;
    line-height: 1.8;
    margin-bottom: 10px;
    padding-left: 25px;
    position: relative;
    color: #444444;
}

.page-tai-xiu__bet-types-list li::before {
    content: '•';
    color: var(--color-primary, #113B7A);
    font-size: 1.5rem;
    position: absolute;
    left: 0;
    top: -2px;
}

.page-tai-xiu__center-image {
    text-align: center;
    margin-bottom: 40px;
}

.page-tai-xiu__center-image img {
    max-width: 100%;
    height: auto;
    display: inline-block;
    border-radius: 10px;
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.2);
}

.page-tai-xiu__cta-center {
    text-align: center;
    margin-top: 30px;
    margin-bottom: 20px;
}

.page-tai-xiu__strategy-section {
    padding: 60px 0;
}

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

.page-tai-xiu__strategy-card {
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
    transition: transform 0.3s ease;
    height: 100%; /* Ensure cards have equal height */
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
}

.page-tai-xiu__strategy-card:hover {
    transform: translateY(-5px);
}

.page-tai-xiu__strategy-title {
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--color-gold, #F2C14E);
    margin-bottom: 15px;
}

.page-tai-xiu__strategy-card p {
    font-size: 1rem;
    line-height: 1.6;
    color: var(--color-text-secondary, #AFC4E8);
}

.page-tai-xiu__why-choose-us-section {
    padding: 60px 0;
    background-color: #ffffff;
    color: #333333;
}

.page-tai-xiu__why-choose-us-section .page-tai-xiu__section-title,
.page-tai-xiu__why-choose-us-section .page-tai-xiu__section-description {
    color: #333333;
    text-shadow: none;
}

.page-tai-xiu__features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    margin-bottom: 50px;
}

.page-tai-xiu__feature-card {
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    text-align: center;
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
}

.page-tai-xiu__feature-title {
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--color-primary, #113B7A);
    margin-bottom: 15px;
}

.page-tai-xiu__feature-card p {
    font-size: 1rem;
    line-height: 1.6;
    color: #555555;
}

.page-tai-xiu__promotions-section {
    padding: 60px 0;
}

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

.page-tai-xiu__promo-card {
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
    transition: transform 0.3s ease;
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
}

.page-tai-xiu__promo-card:hover {
    transform: translateY(-5px);
}

.page-tai-xiu__promo-title {
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--color-gold, #F2C14E);
    margin-bottom: 15px;
}

.page-tai-xiu__promo-card p {
    font-size: 1rem;
    line-height: 1.6;
    color: var(--color-text-secondary, #AFC4E8);
}

.page-tai-xiu__faq-section {
    padding: 60px 0;
    background-color: #ffffff;
    color: #333333;
}

.page-tai-xiu__faq-section .page-tai-xiu__section-title {
    color: #333333;
    text-shadow: none;
}

.page-tai-xiu__faq-list {
    max-width: 900px;
    margin: 0 auto;
}

details.page-tai-xiu__faq-item {
  margin-bottom: 15px;
  border-radius: 5px;
  border: 1px solid var(--color-border, #e0e0e0);
  overflow: hidden;
  background: #fff;
}
details.page-tai-xiu__faq-item summary.page-tai-xiu__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;
  color: #333333;
}
details.page-tai-xiu__faq-item summary.page-tai-xiu__faq-question::-webkit-details-marker {
  display: none;
}
details.page-tai-xiu__faq-item summary.page-tai-xiu__faq-question:hover {
  background: #f5f5f5;
}
.page-tai-xiu__faq-qtext {
  flex: 1;
  font-size: 16px;
  font-weight: 600;
  line-height: 1.5;
  text-align: left;
}
.page-tai-xiu__faq-toggle {
  font-size: 24px;
  font-weight: bold;
  color: var(--color-primary, #113B7A);
  flex-shrink: 0;
  margin-left: 15px;
  width: 28px;
  text-align: center;
}
details.page-tai-xiu__faq-item .page-tai-xiu__faq-answer {
  padding: 0 20px 20px;
  background: #f9f9f9;
  border-radius: 0 0 5px 5px;
  color: #555555;
}

.page-tai-xiu__cta-final-section {
    padding: 60px 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.page-tai-xiu__cta-final-content {
    position: relative;
    z-index: 2;
    max-width: 900px;
}

.page-tai-xiu__cta-final-image {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
    opacity: 0.15;
    overflow: hidden;
}

.page-tai-xiu__cta-final-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: grayscale(100%); /* Apply grayscale to background image for subtle effect */
}

.page-tai-xiu__btn-large {
    padding: 18px 40px;
    font-size: 1.25rem;
    margin-top: 30px;
}

/* General image responsive styles */
.page-tai-xiu img {
    max-width: 100%;
    height: auto;
    display: block;
}

/* Mobile Responsive Styles */
@media (max-width: 1024px) {
    .page-tai-xiu__hero-section {
        padding-bottom: 30px;
    }
    .page-tai-xiu__main-title {
        font-size: clamp(2.2rem, 6vw, 3rem);
    }
    .page-tai-xiu__hero-description {
        font-size: 1.1rem;
    }
    .page-tai-xiu__about-section .page-tai-xiu__content-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    .page-tai-xiu__about-section .page-tai-xiu__image-block {
        order: -1; /* Image first on mobile */
    }
    .page-tai-xiu__section-title {
        font-size: clamp(1.8rem, 5vw, 2.5rem);
    }
    .page-tai-xiu__subtitle {
        font-size: 1.6rem;
    }
    .page-tai-xiu__step-title,
    .page-tai-xiu__strategy-title,
    .page-tai-xiu__feature-title,
    .page-tai-xiu__promo-title {
        font-size: 1.3rem;
    }
    .page-tai-xiu__btn-primary,
    .page-tai-xiu__btn-secondary {
        padding: 12px 25px;
        font-size: 1rem;
    }
}

@media (max-width: 768px) {
    /* HERO 主图区域 */
    .page-tai-xiu__hero-section {
        padding-top: 10px; /* Small top padding for mobile, relies on body padding-top */
        padding-bottom: 20px;
    }
    .page-tai-xiu__hero-content {
        padding: 20px 15px;
    }
    .page-tai-xiu__main-title {
        font-size: clamp(2rem, 8vw, 2.5rem);
        margin-bottom: 15px;
    }
    .page-tai-xiu__hero-description {
        font-size: 0.95rem;
        margin-bottom: 20px;
    }
    .page-tai-xiu__cta-buttons {
        flex-direction: column;
        gap: 15px;
        width: 100%;
        padding: 0 15px;
        box-sizing: border-box;
    }
    .page-tai-xiu__btn-primary,
    .page-tai-xiu__btn-secondary {
        max-width: 100% !important;
        width: 100% !important;
        box-sizing: border-box !important;
        white-space: normal !important;
        word-wrap: break-word !important;
        padding: 12px 15px;
        font-size: 1rem;
    }
    .page-tai-xiu__hero-image img {
        object-fit: contain !important; /* Ensure image is fully visible */
        aspect-ratio: unset !important; /* Remove fixed aspect ratio */
        height: auto !important;
        border-radius: 0;
    }
    .page-tai-xiu__hero-image {
        margin-top: 20px;
    }

    /* 产品展示图区域 (Not applicable for this page, but including general grid handling) */
    .page-tai-xiu__content-grid,
    .page-tai-xiu__steps-grid,
    .page-tai-xiu__strategy-grid,
    .page-tai-xiu__features-grid,
    .page-tai-xiu__promo-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    .page-tai-xiu__about-section .page-tai-xiu__image-block {
        order: -1; /* Image first on mobile */
    }
    /* Placeholder for products-section if it were present */
    .page-tai-xiu__products-section { 
        overflow-x: hidden;
    }

    /* 装饰主标题 + 长文 SEO 区 */
    .page-tai-xiu__section-title {
        font-size: clamp(1.5rem, 7vw, 2.2rem);
        margin-bottom: 20px;
    }
    .page-tai-xiu__section-description {
        font-size: 0.95rem;
        margin-bottom: 30px;
    }
    .page-tai-xiu__text-block p {
        font-size: 1rem;
    }
    .page-tai-xiu__article-body, /* Assuming this class might be used for main text blocks */
    .page-tai-xiu__content-area,
    .page-tai-xiu__container {
        max-width: 100% !important;
        width: 100% !important;
        box-sizing: border-box !important;
        padding-left: 15px;
        padding-right: 15px;
    }
    .page-tai-xiu__center-image img {
        max-width: 100% !important;
        width: 100% !important;
        height: auto !important;
    }

    /* 通用图片与容器 */
    .page-tai-xiu img {
        max-width: 100% !important;
        width: 100% !important;
        height: auto !important;
    }
    .page-tai-xiu__section,
    .page-tai-xiu__card,
    .page-tai-xiu__container {
        max-width: 100% !important;
        width: 100% !important;
        box-sizing: border-box !important;
        padding-left: 15px;
        padding-right: 15px;
    }

    /* 按钮与按钮容器 (already covered above with cta-buttons) */
    .page-tai-xiu__cta-final-content {
        padding: 20px 15px;
    }
    .page-tai-xiu__btn-large {
        padding: 15px 25px;
        font-size: 1.1rem;
    }

    /* FAQ */
    details.page-tai-xiu__faq-item summary.page-tai-xiu__faq-question { padding: 15px; }
    .page-tai-xiu__faq-qtext { font-size: 15px; }
    details.page-tai-xiu__faq-item .page-tai-xiu__faq-answer { padding: 0 15px 15px; }
}

/* Image filter restriction */
.page-tai-xiu img {
    filter: none; /* Ensure no CSS filters are applied to images by default */
}
.page-tai-xiu__cta-final-image img {
    filter: grayscale(100%); /* Specific exception for background image for aesthetic, not color change */
}