/* style/xo-so.css */

/* Biến CSS */
:root {
    --page-xo-so-primary-color: #FFD700;
    --page-xo-so-secondary-color: #8B0000;
    --page-xo-so-text-dark: #333;
    --page-xo-so-text-light: #fff;
    --page-xo-so-background-light: #f9f9f9;
    --page-xo-so-background-dark: #222;
    --page-xo-so-accent-color: #0028ff; /* Complementary to primary for emphasis */
    --page-xo-so-border-radius: 8px;
    --page-xo-so-spacing-medium: 20px;
    --page-xo-so-spacing-large: 40px;
}

.page-xo-so {
    font-family: 'Arial', sans-serif;
    color: var(--page-xo-so-text-dark);
    line-height: 1.6;
    background-color: var(--page-xo-so-background-light);
}

.page-xo-so__container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--page-xo-so-spacing-medium);
}

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

.page-xo-so__section:nth-of-type(even) {
    background-color: var(--page-xo-so-background-dark);
    color: var(--page-xo-so-text-light);
}

.page-xo-so__section:nth-of-type(even) .page-xo-so__section-title,
.page-xo-so__section:nth-of-type(even) .page-xo-so__text-block,
.page-xo-so__section:nth-of-type(even) .page-xo-so__feature-title,
.page-xo-so__section:nth-of-type(even) .page-xo-so__feature-description,
.page-xo-so__section:nth-of-type(even) .page-xo-so__game-title,
.page-xo-so__section:nth-of-type(even) .page-xo-so__game-description,
.page-xo-so__section:nth-of-type(even) .page-xo-so__step-title,
.page-xo-so__section:nth-of-type(even) .page-xo-so__step-description,
.page-xo-so__section:nth-of-type(even) .page-xo-so__tip-list,
.page-xo-so__section:nth-of-type(even) .page-xo-so__promo-title,
.page-xo-so__section:nth-of-type(even) .page-xo-so__promo-description,
.page-xo-so__section:nth-of-type(even) .page-xo-so__app-benefits li,
.page-xo-so__section:nth-of-type(even) .page-xo-so__faq-question,
.page-xo-so__section:nth-of-type(even) .page-xo-so__faq-answer,
.page-xo-so__section:nth-of-type(even) .page-xo-so__cta-text {
    color: var(--page-xo-so-text-light);
}

.page-xo-so__section:nth-of-type(even) a {
    color: var(--page-xo-so-primary-color);
}

.page-xo-so__section-title {
    font-size: 2.5em;
    margin-bottom: var(--page-xo-so-spacing-large);
    color: var(--page-xo-so-secondary-color);
    font-weight: bold;
}

.page-xo-so__section:nth-of-type(even) .page-xo-so__section-title {
    color: var(--page-xo-so-primary-color);
}

.page-xo-so__text-block {
    font-size: 1.1em;
    margin-bottom: var(--page-xo-so-spacing-medium);
    max-width: 900px;
    margin-left: auto;
    margin-right: auto;
}

/* Hero Section */
.page-xo-so__hero-section {
    background: linear-gradient(135deg, var(--page-xo-so-primary-color), var(--page-xo-so-secondary-color));
    padding: 100px 0;
    color: var(--page-xo-so-text-light);
    text-align: center;
}

.page-xo-so__hero-title {
    font-size: 3.5em;
    margin-bottom: 20px;
    font-weight: bold;
    line-height: 1.2;
    color: var(--page-xo-so-text-light);
}

.page-xo-so__hero-description {
    font-size: 1.3em;
    margin-bottom: var(--page-xo-so-spacing-large);
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.page-xo-so__hero-actions .page-xo-so__btn {
    margin: 0 10px;
}

/* Buttons */
.page-xo-so__btn {
    display: inline-block;
    padding: 12px 25px;
    border-radius: var(--page-xo-so-border-radius);
    text-decoration: none;
    font-weight: bold;
    font-size: 1.1em;
    transition: all 0.3s ease;
    cursor: pointer;
    border: none;
}

.page-xo-so__btn--primary {
    background-color: var(--page-xo-so-primary-color);
    color: var(--page-xo-so-secondary-color);
}

.page-xo-so__btn--primary:hover {
    background-color: darken(var(--page-xo-so-primary-color), 10%);
    color: var(--page-xo-so-text-dark);
}

.page-xo-so__btn--secondary {
    background-color: transparent;
    color: var(--page-xo-so-text-light);
    border: 2px solid var(--page-xo-so-text-light);
}

.page-xo-so__btn--secondary:hover {
    background-color: var(--page-xo-so-text-light);
    color: var(--page-xo-so-secondary-color);
}

.page-xo-so__btn--small {
    padding: 8px 18px;
    font-size: 0.9em;
}

/* Image Styling */
.page-xo-so__image-wrapper {
    margin: var(--page-xo-so-spacing-large) auto;
    max-width: 900px;
}

.page-xo-so__image {
    max-width: 100%;
    height: auto;
    border-radius: var(--page-xo-so-border-radius);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
    /* No filter properties to change image color */
}

/* Why Choose Section */
.page-xo-so__feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--page-xo-so-spacing-medium);
    margin-top: var(--page-xo-so-spacing-large);
}

.page-xo-so__feature-item {
    background-color: #fff;
    padding: var(--page-xo-so-spacing-medium);
    border-radius: var(--page-xo-so-border-radius);
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.05);
    text-align: left;
    transition: transform 0.3s ease;
}

.page-xo-so__section:nth-of-type(even) .page-xo-so__feature-item {
    background-color: var(--page-xo-so-background-dark);
    border: 1px solid var(--page-xo-so-primary-color);
    box-shadow: 0 4px 10px rgba(255, 215, 0, 0.2);
}

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

.page-xo-so__feature-title {
    font-size: 1.5em;
    color: var(--page-xo-so-secondary-color);
    margin-bottom: 10px;
}

.page-xo-so__section:nth-of-type(even) .page-xo-so__feature-title {
    color: var(--page-xo-so-primary-color);
}

.page-xo-so__feature-description {
    font-size: 1em;
    color: var(--page-xo-so-text-dark);
}

.page-xo-so__section:nth-of-type(even) .page-xo-so__feature-description {
    color: var(--page-xo-so-text-light);
}

/* Game Types Section */
.page-xo-so__game-type-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--page-xo-so-spacing-medium);
    margin-top: var(--page-xo-so-spacing-large);
}

.page-xo-so__game-card {
    background-color: #fff;
    padding: var(--page-xo-so-spacing-medium);
    border-radius: var(--page-xo-so-border-radius);
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.05);
    text-align: center;
    transition: transform 0.3s ease;
}

.page-xo-so__section:nth-of-type(even) .page-xo-so__game-card {
    background-color: var(--page-xo-so-background-dark);
    border: 1px solid var(--page-xo-so-primary-color);
    box-shadow: 0 4px 10px rgba(255, 215, 0, 0.2);
}

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

.page-xo-so__game-image {
    max-width: 100%;
    height: 180px;
    object-fit: cover;
    border-radius: var(--page-xo-so-border-radius);
    margin-bottom: var(--page-xo-so-spacing-medium);
    /* No filter properties to change image color */
}

.page-xo-so__game-title {
    font-size: 1.4em;
    color: var(--page-xo-so-secondary-color);
    margin-bottom: 10px;
}

.page-xo-so__section:nth-of-type(even) .page-xo-so__game-title {
    color: var(--page-xo-so-primary-color);
}

.page-xo-so__game-description {
    font-size: 0.95em;
    color: var(--page-xo-so-text-dark);
    margin-bottom: var(--page-xo-so-spacing-medium);
}

.page-xo-so__section:nth-of-type(even) .page-xo-so__game-description {
    color: var(--page-xo-so-text-light);
}

/* How To Play Section */
.page-xo-so__step-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--page-xo-so-spacing-medium);
    margin-top: var(--page-xo-so-spacing-large);
}

.page-xo-so__step-item {
    background-color: #fff;
    padding: var(--page-xo-so-spacing-medium);
    border-radius: var(--page-xo-so-border-radius);
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.05);
    text-align: left;
    position: relative;
}

.page-xo-so__section:nth-of-type(even) .page-xo-so__step-item {
    background-color: var(--page-xo-so-background-dark);
    border: 1px solid var(--page-xo-so-primary-color);
    box-shadow: 0 4px 10px rgba(255, 215, 0, 0.2);
}

.page-xo-so__step-number {
    position: absolute;
    top: -20px;
    left: -20px;
    background-color: var(--page-xo-so-secondary-color);
    color: var(--page-xo-so-text-light);
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8em;
    font-weight: bold;
    border: 3px solid var(--page-xo-so-primary-color);
}

.page-xo-so__step-title {
    font-size: 1.4em;
    color: var(--page-xo-so-secondary-color);
    margin-top: 20px;
    margin-bottom: 10px;
}

.page-xo-so__section:nth-of-type(even) .page-xo-so__step-title {
    color: var(--page-xo-so-primary-color);
}

/* Tips Section */
.page-xo-so__tip-list {
    list-style: none;
    padding: 0;
    margin: var(--page-xo-so-spacing-large) auto;
    max-width: 800px;
    text-align: left;
}

.page-xo-so__tip-list li {
    background-color: #fff;
    padding: 15px 20px;
    margin-bottom: 10px;
    border-radius: var(--page-xo-so-border-radius);
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.05);
    display: flex;
    align-items: flex-start;
    font-size: 1.05em;
}

.page-xo-so__section:nth-of-type(even) .page-xo-so__tip-list li {
    background-color: #333;
    color: var(--page-xo-so-text-light);
    box-shadow: 0 2px 5px rgba(255, 215, 0, 0.1);
}

.page-xo-so__tip-icon {
    color: var(--page-xo-so-primary-color);
    font-size: 1.5em;
    margin-right: 15px;
    line-height: 1;
}

/* Promotions Section */
.page-xo-so__promo-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--page-xo-so-spacing-medium);
    margin-top: var(--page-xo-so-spacing-large);
}

.page-xo-so__promo-card {
    background-color: #fff;
    padding: var(--page-xo-so-spacing-medium);
    border-radius: var(--page-xo-so-border-radius);
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.05);
    text-align: center;
    transition: transform 0.3s ease;
}

.page-xo-so__section:nth-of-type(even) .page-xo-so__promo-card {
    background-color: var(--page-xo-so-background-dark);
    border: 1px solid var(--page-xo-so-primary-color);
    box-shadow: 0 4px 10px rgba(255, 215, 0, 0.2);
}

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

.page-xo-so__promo-image {
    max-width: 100%;
    height: 200px;
    object-fit: cover;
    border-radius: var(--page-xo-so-border-radius);
    margin-bottom: var(--page-xo-so-spacing-medium);
    /* No filter properties to change image color */
}

.page-xo-so__promo-title {
    font-size: 1.4em;
    color: var(--page-xo-so-secondary-color);
    margin-bottom: 10px;
}

.page-xo-so__section:nth-of-type(even) .page-xo-so__promo-title {
    color: var(--page-xo-so-primary-color);
}

.page-xo-so__promo-description {
    font-size: 0.95em;
    color: var(--page-xo-so-text-dark);
    margin-bottom: var(--page-xo-so-spacing-medium);
}

.page-xo-so__section:nth-of-type(even) .page-xo-so__promo-description {
    color: var(--page-xo-so-text-light);
}

/* App Download Section */
.page-xo-so__app-download .page-xo-so__app-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--page-xo-so-spacing-large);
    margin-top: var(--page-xo-so-spacing-large);
}

.page-xo-so__app-text {
    text-align: left;
    max-width: 600px;
}

.page-xo-so__app-benefits {
    list-style: none;
    padding: 0;
    margin: var(--page-xo-so-spacing-medium) 0;
}

.page-xo-so__app-benefits li {
    display: flex;
    align-items: center;
    margin-bottom: 10px;
    font-size: 1.1em;
    color: var(--page-xo-so-text-dark);
}

.page-xo-so__section:nth-of-type(even) .page-xo-so__app-benefits li {
    color: var(--page-xo-so-text-light);
}

.page-xo-so__app-benefits .page-xo-so__tip-icon {
    font-size: 1.2em;
    margin-right: 10px;
    color: var(--page-xo-so-primary-color);
}

.page-xo-so__app-image-wrapper {
    max-width: 400px;
}

/* Security Section */
.page-xo-so__security .page-xo-so__image {
    max-width: 600px;
}

/* FAQ Section */
.page-xo-so__faq-list {
    margin-top: var(--page-xo-so-spacing-large);
    text-align: left;
    max-width: 900px;
    margin-left: auto;
    margin-right: auto;
}

.page-xo-so__faq-item {
    background-color: #fff;
    padding: 20px;
    margin-bottom: 15px;
    border-radius: var(--page-xo-so-border-radius);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
    border-left: 5px solid var(--page-xo-so-primary-color);
}

.page-xo-so__section:nth-of-type(even) .page-xo-so__faq-item {
    background-color: #333;
    color: var(--page-xo-so-text-light);
    border-left: 5px solid var(--page-xo-so-secondary-color);
    box-shadow: 0 2px 8px rgba(255, 215, 0, 0.1);
}

.page-xo-so__faq-question {
    font-size: 1.2em;
    color: var(--page-xo-so-secondary-color);
    margin-bottom: 10px;
}

.page-xo-so__section:nth-of-type(even) .page-xo-so__faq-question {
    color: var(--page-xo-so-primary-color);
}

.page-xo-so__faq-answer {
    font-size: 1em;
    color: var(--page-xo-so-text-dark);
}

.page-xo-so__section:nth-of-type(even) .page-xo-so__faq-answer {
    color: var(--page-xo-so-text-light);
}

/* Final CTA */
.page-xo-so__final-cta {
    background: linear-gradient(135deg, var(--page-xo-so-secondary-color), var(--page-xo-so-primary-color));
    color: var(--page-xo-so-text-light);
    padding: 80px 0;
}

.page-xo-so__final-cta .page-xo-so__section-title {
    color: var(--page-xo-so-text-light);
}

.page-xo-so__final-cta .page-xo-so__text-block {
    color: var(--page-xo-so-text-light);
}

.page-xo-so__cta-actions .page-xo-so__btn {
    margin: 0 10px;
    border: 2px solid var(--page-xo-so-text-light);
}

.page-xo-so__cta-actions .page-xo-so__btn--primary {
    background-color: var(--page-xo-so-primary-color);
    color: var(--page-xo-so-secondary-color);
    border-color: var(--page-xo-so-primary-color);
}

.page-xo-so__cta-actions .page-xo-so__btn--primary:hover {
    background-color: #fff;
    color: var(--page-xo-so-secondary-color);
    border-color: #fff;
}

.page-xo-so__cta-actions .page-xo-so__btn--secondary {
    background-color: transparent;
    color: var(--page-xo-so-text-light);
    border-color: var(--page-xo-so-text-light);
}

.page-xo-so__cta-actions .page-xo-so__btn--secondary:hover {
    background-color: var(--page-xo-so-text-light);
    color: var(--page-xo-so-secondary-color);
}

.page-xo-so__cta-block {
    margin-top: var(--page-xo-so-spacing-large);
    font-size: 1.1em;
    color: var(--page-xo-so-text-dark);
}

.page-xo-so__section:nth-of-type(even) .page-xo-so__cta-block {
    color: var(--page-xo-so-text-light);
}

.page-xo-so__cta-block a {
    color: var(--page-xo-so-secondary-color);
    font-weight: bold;
    text-decoration: none;
}

.page-xo-so__section:nth-of-type(even) .page-xo-so__cta-block a {
    color: var(--page-xo-so-primary-color);
}

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

/* Responsive Design */
@media (max-width: 992px) {
    .page-xo-so__hero-title {
        font-size: 2.8em;
    }

    .page-xo-so__section-title {
        font-size: 2em;
    }

    .page-xo-so__app-download .page-xo-so__app-content {
        flex-direction: column-reverse; /* App image on top for mobile */
    }
}

@media (max-width: 768px) {
    .page-xo-so__hero-title {
        font-size: 2.2em;
    }

    .page-xo-so__hero-description {
        font-size: 1.1em;
    }

    .page-xo-so__section-title {
        font-size: 1.8em;
    }

    .page-xo-so__btn {
        padding: 10px 20px;
        font-size: 1em;
    }

    .page-xo-so__hero-actions .page-xo-so__btn {
        margin-bottom: 15px;
    }

    .page-xo-so__step-number {
        position: static;
        margin: 0 auto 15px;
    }

    .page-xo-so__faq-item {
        padding: 15px;
    }
}

@media (max-width: 576px) {
    .page-xo-so__hero-title {
        font-size: 1.8em;
    }

    .page-xo-so__section-title {
        font-size: 1.5em;
    }

    .page-xo-so__btn {
        width: 100%;
        margin: 0 0 10px 0;
    }

    .page-xo-so__hero-actions {
        display: flex;
        flex-direction: column;
        align-items: center;
    }

    .page-xo-so__feature-grid, .page-xo-so__game-type-grid, .page-xo-so__step-grid, .page-xo-so__promo-grid {
        grid-template-columns: 1fr;
    }

    .page-xo-so__step-item {
        text-align: center;
    }

    .page-xo-so__step-number {
        margin-bottom: 10px;
    }

    .page-xo-so__tip-list li {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }

    .page-xo-so__tip-icon {
        margin-right: 0;
        margin-bottom: 10px;
    }
}