.page-ththao {
    background-color: #000000; /* Body background is dark, so main content text should be light */
    color: #ffffff;
    font-family: 'Arial', sans-serif;
    line-height: 1.6;
}

.page-ththao__hero-section {
    position: relative;
    padding-top: 10px; /* Small top padding, assuming shared.css handles body padding-top */
    padding-bottom: 60px;
    padding-left: 20px;
    padding-right: 20px;
    text-align: center;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 500px;
}

.page-ththao__hero-image-wrapper {
    width: 100%;
    max-height: 600px; /* Max height for desktop hero image */
    overflow: hidden;
    margin-bottom: 30px;
}

.page-ththao__hero-image {
    width: 100%;
    height: auto;
    display: block;
    object-fit: cover;
    border-radius: 10px;
}

.page-ththao__hero-content {
    position: relative;
    z-index: 1;
    max-width: 900px;
    margin: 0 auto;
}

.page-ththao__main-title {
    font-size: clamp(2.5rem, 5vw, 3.5rem);
    font-weight: 700;
    color: #ffffff;
    margin-bottom: 20px;
    line-height: 1.2;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
}

.page-ththao__hero-description {
    font-size: 1.2rem;
    color: #f0f0f0;
    margin-bottom: 40px;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

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

.page-ththao__btn-primary,
.page-ththao__btn-secondary,
.page-ththao__btn-tertiary {
    display: inline-block;
    padding: 15px 30px;
    border-radius: 8px;
    font-weight: 600;
    text-decoration: none;
    transition: background-color 0.3s ease, color 0.3s ease, transform 0.3s ease;
    white-space: normal;
    word-wrap: break-word;
    text-align: center;
    box-sizing: border-box;
}

.page-ththao__btn-primary {
    background-color: #26A9E0;
    color: #ffffff;
    border: 2px solid #26A9E0;
}

.page-ththao__btn-primary:hover {
    background-color: #1a8cc4;
    border-color: #1a8cc4;
    transform: translateY(-2px);
}

.page-ththao__btn-secondary {
    background-color: transparent;
    color: #26A9E0;
    border: 2px solid #26A9E0;
}

.page-ththao__btn-secondary:hover {
    background-color: #26A9E0;
    color: #ffffff;
    transform: translateY(-2px);
}

.page-ththao__section {
    padding: 80px 20px;
    text-align: center;
    background-color: #0d0d0d; /* Slightly lighter dark background for sections */
    color: #ffffff;
}

.page-ththao__section:nth-of-type(even) {
    background-color: #1a1a1a; /* Alternating section background */
}

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

.page-ththao__section-title {
    font-size: clamp(2rem, 4vw, 2.8rem);
    font-weight: 700;
    margin-bottom: 20px;
    color: #26A9E0;
}

.page-ththao__section-title--light {
    color: #ffffff;
}

.page-ththao__section-description {
    font-size: 1.1rem;
    color: #f0f0f0;
    max-width: 800px;
    margin: 0 auto 40px auto;
}

.page-ththao__section-description--light {
    color: #ffffff;
}

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

.page-ththao__feature-item {
    background-color: rgba(255, 255, 255, 0.08);
    padding: 30px;
    border-radius: 10px;
    text-align: left;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
    transition: transform 0.3s ease;
}

.page-ththao__feature-item:hover {
    transform: translateY(-5px);
}

.page-ththao__feature-title {
    font-size: 1.5rem;
    color: #26A9E0;
    margin-bottom: 15px;
}

.page-ththao__feature-text {
    font-size: 1rem;
    color: #f0f0f0;
}

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

.page-ththao__sports-card {
    background-color: rgba(255, 255, 255, 0.08);
    border-radius: 10px;
    overflow: hidden;
    text-align: center;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
    transition: transform 0.3s ease;
    display: flex;
    flex-direction: column;
}

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

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

.page-ththao__sports-title {
    font-size: 1.4rem;
    color: #26A9E0;
    margin: 20px 15px 10px 15px;
}

.page-ththao__sports-text {
    font-size: 1rem;
    color: #f0f0f0;
    padding: 0 15px 20px 15px;
    flex-grow: 1;
}

.page-ththao__card-link {
    display: block;
    background-color: #26A9E0;
    color: #ffffff;
    padding: 10px 15px;
    text-decoration: none;
    font-weight: 600;
    transition: background-color 0.3s ease;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.page-ththao__card-link:hover {
    background-color: #1a8cc4;
}

.page-ththao__steps-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-top: 40px;
    margin-bottom: 40px;
}

.page-ththao__step-item {
    background-color: rgba(255, 255, 255, 0.08);
    padding: 30px;
    border-radius: 10px;
    text-align: center;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.page-ththao__step-number {
    font-size: 2.5rem;
    font-weight: 700;
    color: #26A9E0;
    margin-bottom: 15px;
}

.page-ththao__step-title {
    font-size: 1.4rem;
    color: #ffffff;
    margin-bottom: 10px;
}

.page-ththao__step-text {
    font-size: 1rem;
    color: #f0f0f0;
}

.page-ththao__process-image {
    width: 100%;
    height: auto;
    display: block;
    border-radius: 10px;
    margin-top: 40px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
}

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

.page-ththao__promotion-card {
    background-color: rgba(255, 255, 255, 0.08);
    padding: 30px;
    border-radius: 10px;
    text-align: left;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.page-ththao__promotion-title {
    font-size: 1.5rem;
    color: #EA7C07; /* Login color for emphasis */
    margin-bottom: 15px;
}

.page-ththao__promotion-text {
    font-size: 1rem;
    color: #f0f0f0;
    margin-bottom: 20px;
    flex-grow: 1;
}

.page-ththao__btn-tertiary {
    background-color: #EA7C07;
    color: #ffffff;
    border: 2px solid #EA7C07;
}

.page-ththao__btn-tertiary:hover {
    background-color: #c46706;
    border-color: #c46706;
    transform: translateY(-2px);
}

.page-ththao__promotions-image {
    width: 100%;
    height: auto;
    display: block;
    border-radius: 10px;
    margin-top: 40px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
}

.page-ththao__faq-list {
    margin-top: 40px;
    text-align: left;
}

.page-ththao__faq-item {
    background-color: rgba(255, 255, 255, 0.08);
    border-radius: 8px;
    margin-bottom: 15px;
    overflow: hidden;
}

.page-ththao__faq-question {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px;
    cursor: pointer;
    font-size: 1.2rem;
    font-weight: 600;
    color: #ffffff;
    background-color: rgba(255, 255, 255, 0.05);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    transition: background-color 0.3s ease;
    list-style: none; /* For details/summary */
}

.page-ththao__faq-question::-webkit-details-marker, 
.page-ththao__faq-question::marker {
    display: none;
}

.page-ththao__faq-item[open] .page-ththao__faq-question {
    background-color: rgba(255, 255, 255, 0.1);
    border-bottom: 1px solid rgba(255, 255, 255, 0.2);
}

.page-ththao__faq-question:hover {
    background-color: rgba(255, 255, 255, 0.1);
}

.page-ththao__faq-toggle {
    font-size: 1.5rem;
    font-weight: 700;
    color: #26A9E0;
    line-height: 1;
    margin-left: 15px;
}

.page-ththao__faq-item[open] .page-ththao__faq-toggle {
    content: '−';
}

.page-ththao__faq-answer {
    padding: 15px 20px 20px 20px;
    font-size: 1rem;
    color: #f0f0f0;
    line-height: 1.6;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.page-ththao__faq-image {
    width: 100%;
    height: auto;
    display: block;
    border-radius: 10px;
    margin-top: 40px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
}

.page-ththao__cta-bottom {
    padding: 80px 20px;
    background-color: #26A9E0; /* Brand color as background */
    color: #ffffff;
}

.page-ththao__cta-bottom .page-ththao__section-title {
    color: #ffffff;
}

.page-ththao__cta-bottom .page-ththao__section-description {
    color: #ffffff;
    margin-bottom: 30px;
}

.page-ththao__btn-primary--large {
    font-size: 1.3rem;
    padding: 18px 35px;
    background-color: #EA7C07;
    border-color: #EA7C07;
}

.page-ththao__btn-primary--large:hover {
    background-color: #c46706;
    border-color: #c46706;
}

/* --- Responsive Styles --- */
@media (max-width: 1024px) {
    .page-ththao__hero-image-wrapper {
        max-height: 500px;
    }

    .page-ththao__main-title {
        font-size: 3rem;
    }

    .page-ththao__hero-description {
        font-size: 1.1rem;
    }

    .page-ththao__section-title {
        font-size: 2.5rem;
    }
}

@media (max-width: 768px) {
    .page-ththao {
        font-size: 16px;
        line-height: 1.6;
    }

    .page-ththao__hero-section {
        padding-top: 10px !important; /* Small top padding for mobile */
        padding-bottom: 40px;
        padding-left: 15px;
        padding-right: 15px;
    }

    .page-ththao__hero-image-wrapper {
        max-height: 300px;
        margin-bottom: 20px;
    }

    .page-ththao__hero-image {
        max-width: 100% !important;
        height: auto !important;
    }

    .page-ththao__main-title {
        font-size: 2.2rem;
        margin-bottom: 15px;
    }

    .page-ththao__hero-description {
        font-size: 1rem;
        margin-bottom: 30px;
    }

    .page-ththao__cta-buttons {
        flex-direction: column;
        gap: 15px;
        padding: 0 15px;
    }

    .page-ththao__btn-primary,
    .page-ththao__btn-secondary,
    .page-ththao__btn-tertiary,
    .page-ththao a[class*="button"],
    .page-ththao a[class*="btn"] {
        max-width: 100% !important;
        width: 100% !important;
        padding: 12px 20px;
        font-size: 1rem;
        white-space: normal !important;
        word-wrap: break-word !important;
        box-sizing: border-box !important;
    }

    .page-ththao__section {
        padding: 40px 15px;
    }

    .page-ththao__container {
        padding: 0;
    }

    .page-ththao__section-title {
        font-size: 1.8rem;
        margin-bottom: 15px;
    }

    .page-ththao__section-description {
        font-size: 0.95rem;
        margin-bottom: 30px;
    }

    .page-ththao__features-grid,
    .page-ththao__sports-grid,
    .page-ththao__steps-grid,
    .page-ththao__promotion-cards {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .page-ththao__feature-item,
    .page-ththao__sports-card,
    .page-ththao__step-item,
    .page-ththao__promotion-card {
        padding: 20px;
    }

    .page-ththao__feature-title,
    .page-ththao__sports-title,
    .page-ththao__step-title,
    .page-ththao__promotion-title {
        font-size: 1.3rem;
    }

    .page-ththao__sports-image,
    .page-ththao__process-image,
    .page-ththao__promotions-image,
    .page-ththao__faq-image {
        max-width: 100% !important;
        height: auto !important;
        border-radius: 8px;
    }

    .page-ththao__faq-question {
        font-size: 1.1rem;
        padding: 15px;
    }

    .page-ththao__faq-answer {
        padding: 10px 15px 15px 15px;
        font-size: 0.95rem;
    }

    .page-ththao__cta-bottom {
        padding: 50px 15px;
    }

    .page-ththao__btn-primary--large {
        font-size: 1.1rem;
        padding: 15px 25px;
    }
}