:root {
    --primary-color: #2F6BFF;
    --secondary-color: #6FA3FF;
    --button-gradient: linear-gradient(180deg, #4A8BFF 0%, #2F6BFF 100%);
    --card-bg: #FFFFFF;
    --background-general: #F4F7FB;
    --text-main: #1F2D3D;
    --text-black: #000000;
    --border-color: #D6E2FF;
    --glow-color: #A5C4FF;
}

.page-da-ga {
    font-family: Arial, sans-serif;
    line-height: 1.6;
    color: var(--text-main); /* Assuming body background is light from shared.css */
}

/* HERO Section */
.page-da-ga__hero-section {
    padding-top: 10px; /* Small top padding, assuming body handles --header-offset */
    padding-bottom: 60px;
    background-color: var(--background-general);
    color: var(--text-main);
}

.page-da-ga__hero-container {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: center;
    gap: 40px;
    padding: 40px 20px;
}

.page-da-ga__hero-content {
    flex: 1 1 500px;
    text-align: left;
}

.page-da-ga__main-title {
    font-size: 3.2em;
    font-weight: 700;
    margin-bottom: 20px;
    line-height: 1.2;
    color: var(--text-black);
}

.page-da-ga__hero-description {
    font-size: 1.1em;
    margin-bottom: 30px;
    color: var(--text-main);
}

.page-da-ga__cta-buttons {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
}

.page-da-ga__cta-button {
    display: inline-block;
    padding: 15px 30px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 700;
    font-size: 1.1em;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
    text-align: center;
    box-sizing: border-box;
}

.page-da-ga__btn-primary {
    background: var(--button-gradient);
    color: #ffffff;
    box-shadow: 0 4px 15px rgba(47, 107, 255, 0.3);
}

.page-da-ga__btn-primary:hover {
    opacity: 0.9;
    transform: translateY(-2px);
}

.page-da-ga__btn-secondary {
    background: var(--card-bg);
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
}

.page-da-ga__btn-secondary:hover {
    background: var(--primary-color);
    color: #ffffff;
    transform: translateY(-2px);
}

.page-da-ga__hero-image {
    flex: 1 1 400px;
    text-align: center;
}

.page-da-ga__hero-side-image {
    max-width: 600px;
    width: 100%;
    height: auto;
    border-radius: 12px;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
    display: block;
    margin: 0 auto;
}

/* General Section Styles */
.page-da-ga__content-area {
    max-width: 1200px;
    margin: 0 auto;
    padding: 60px 20px;
}

.page-da-ga__content-area--center {
    text-align: center;
}

.page-da-ga__section-title {
    font-size: 2.5em;
    font-weight: 700;
    text-align: center;
    margin-bottom: 40px;
    color: var(--text-black);
}

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

.page-da-ga__sub-title {
    font-size: 1.8em;
    font-weight: 600;
    margin-top: 30px;
    margin-bottom: 15px;
    color: var(--text-black);
}

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

.page-da-ga__link-more {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 600;
    transition: color 0.3s ease;
}

.page-da-ga__link-more:hover {
    color: var(--secondary-color);
}

/* Intro Section */
.page-da-ga__intro-section {
    background-color: var(--background-general);
}

.page-da-ga__features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    text-align: center;
}

.page-da-ga__feature-item {
    background-color: var(--card-bg);
    border-radius: 12px;
    padding: 30px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
    transition: transform 0.3s ease;
}

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

.page-da-ga__icon-box-media {
    width: 240px;
    height: 240px;
    aspect-ratio: 1/1;
    margin: 0 auto 20px;
    border-radius: 50%;
    overflow: hidden;
    border: 5px solid var(--primary-color);
    box-shadow: 0 0 0 8px var(--glow-color);
}

.page-da-ga__icon-box-media img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 50%;
    display: block;
}

.page-da-ga__feature-title {
    font-size: 1.5em;
    font-weight: 600;
    margin-bottom: 15px;
    color: var(--text-black);
}

.page-da-ga__feature-description {
    font-size: 1em;
    margin-bottom: 20px;
    color: var(--text-main);
}

/* About Đá Gà Section */
.page-da-ga__dark-section {
    background-color: var(--primary-color);
    color: #ffffff;
}

.page-da-ga__text-with-image {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 40px;
}

.page-da-ga__text-block {
    flex: 1 1 450px;
    font-size: 1.1em;
}

.page-da-ga__image-block {
    flex: 1 1 450px;
    text-align: center;
}

.page-da-ga__content-image {
    max-width: 100%;
    height: auto;
    border-radius: 12px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
    display: block;
    margin: 0 auto;
}

.page-da-ga__list {
    list-style: disc;
    padding-left: 25px;
    margin-top: 15px;
}

.page-da-ga__list li {
    margin-bottom: 8px;
}

.page-da-ga__list--light li {
    color: #ffffff;
}

/* Gameplay Section */
.page-da-ga__guide-steps {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 40px;
}

.page-da-ga__guide-image {
    flex: 1 1 400px;
    text-align: center;
}

.page-da-ga__steps-list {
    flex: 1 1 450px;
    list-style: none;
    counter-reset: step-counter;
    padding: 0;
}

.page-da-ga__step-item {
    margin-bottom: 25px;
    position: relative;
    padding-left: 45px;
}

.page-da-ga__step-item::before {
    counter-increment: step-counter;
    content: counter(step-counter);
    position: absolute;
    left: 0;
    top: 0;
    background-color: var(--primary-color);
    color: #ffffff;
    width: 35px;
    height: 35px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1.1em;
}

.page-da-ga__step-title {
    font-size: 1.4em;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--text-black);
}

.page-da-ga__step-item p {
    color: var(--text-main);
}

/* Benefits Section */
.page-da-ga__benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    margin-bottom: 40px;
}

.page-da-ga__benefit-item {
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    padding: 25px;
    text-align: center;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

.page-da-ga__benefit-title {
    font-size: 1.4em;
    font-weight: 600;
    margin-bottom: 10px;
}

.page-da-ga__benefit-title--light,
.page-da-ga__benefit-description--light {
    color: #ffffff;
}

.page-da-ga__image-center {
    text-align: center;
}

/* FAQ Section */
.page-da-ga__faq-list {
    max-width: 900px;
    margin: 0 auto;
}

.page-da-ga__faq-item {
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    margin-bottom: 15px;
    overflow: hidden;
    transition: all 0.3s ease;
}

.page-da-ga__faq-item[open] {
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
}

.page-da-ga__faq-question {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 25px;
    font-size: 1.2em;
    font-weight: 600;
    color: var(--text-black);
    cursor: pointer;
    list-style: none;
    outline: none;
}

.page-da-ga__faq-question::-webkit-details-marker {
    display: none;
}

.page-da-ga__faq-toggle {
    font-size: 1.5em;
    line-height: 1;
    transition: transform 0.3s ease;
    color: var(--primary-color);
}

.page-da-ga__faq-item[open] .page-da-ga__faq-toggle {
    transform: rotate(45deg);
}

.page-da-ga__faq-answer {
    padding: 0 25px 20px;
    font-size: 1em;
    color: var(--text-main);
}

.page-da-ga__faq-answer p {
    margin-top: 0;
}

/* Final CTA Section */
.page-da-ga__cta-section {
    padding: 80px 20px;
    background-color: var(--primary-color);
    text-align: center;
}

.page-da-ga__cta-description {
    font-size: 1.2em;
    margin-bottom: 40px;
}

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

/* Responsive Styles */
@media (max-width: 1024px) {
    .page-da-ga__main-title {
        font-size: 2.8em;
    }
    .page-da-ga__hero-description {
        font-size: 1em;
    }
    .page-da-ga__section-title {
        font-size: 2.2em;
    }
    .page-da-ga__sub-title {
        font-size: 1.6em;
    }
    .page-da-ga__icon-box-media {
        width: 200px;
        height: 200px;
    }
    .page-da-ga__features-grid {
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    }
    .page-da-ga__text-block, .page-da-ga__image-block, .page-da-ga__guide-image, .page-da-ga__steps-list {
        flex: 1 1 100%;
    }
    .page-da-ga__text-with-image, .page-da-ga__guide-steps {
        flex-direction: column;
    }
    .page-da-ga__guide-image {
        order: -1;
    }
}

@media (max-width: 768px) {
    /* HERO Section */
    .page-da-ga__hero-section {
        padding-top: 10px !important;
        padding-bottom: 40px !important;
    }
    .page-da-ga__hero-container {
        flex-direction: column;
        padding: 30px 15px;
        gap: 30px;
    }
    .page-da-ga__hero-content {
        text-align: center;
    }
    .page-da-ga__main-title {
        font-size: clamp(2em, 8vw, 2.5em) !important;
        margin-bottom: 15px !important;
    }
    .page-da-ga__hero-description {
        font-size: 0.95em !important;
        margin-bottom: 25px !important;
    }
    .page-da-ga__cta-buttons {
        flex-direction: column !important;
        gap: 15px !important;
        width: 100%;
        max-width: 100%;
        box-sizing: border-box;
    }
    .page-da-ga__cta-button {
        max-width: 100% !important;
        width: 100% !important;
        box-sizing: border-box !important;
        white-space: normal !important;
        word-wrap: break-word !important;
        padding: 12px 20px !important;
        font-size: 1em !important;
    }
    .page-da-ga__hero-image {
        order: -1; /* Image above text on mobile */
    }
    .page-da-ga__hero-side-image {
        max-width: 100% !important;
        width: 100% !important;
        height: auto !important;
    }

    /* Intro Section */
    .page-da-ga__content-area {
        padding: 40px 15px !important;
        max-width: 100% !important;
        width: 100% !important;
        box-sizing: border-box !important;
    }
    .page-da-ga__section-title {
        font-size: 2em !important;
        margin-bottom: 30px !important;
    }
    .page-da-ga__features-grid {
        grid-template-columns: 1fr !important;
    }
    .page-da-ga__icon-box-media {
        width: 200px !important;
        height: 200px !important;
        border-width: 4px !important;
        box-shadow: 0 0 0 6px var(--glow-color) !important;
    }

    /* About Đá Gà Section */
    .page-da-ga__text-with-image {
        flex-direction: column !important;
        gap: 30px !important;
    }
    .page-da-ga__image-block {
        order: -1;
    }
    .page-da-ga__sub-title {
        font-size: 1.5em !important;
    }

    /* Gameplay Section */
    .page-da-ga__guide-steps {
        flex-direction: column !important;
        gap: 30px !important;
    }
    .page-da-ga__guide-image {
        order: -1;
    }
    .page-da-ga__steps-list {
        padding: 0 10px;
    }

    /* Benefits Section */
    .page-da-ga__benefits-grid {
        grid-template-columns: 1fr !important;
        gap: 20px !important;
    }

    /* FAQ Section */
    .page-da-ga__faq-question {
        padding: 15px 20px !important;
        font-size: 1.1em !important;
    }
    .page-da-ga__faq-answer {
        padding: 0 20px 15px !important;
    }

    /* Final CTA Section */
    .page-da-ga__cta-section {
        padding: 60px 15px !important;
    }
    .page-da-ga__cta-description {
        font-size: 1.1em !important;
        margin-bottom: 30px !important;
    }

    /* Universal Image and Container Adaptations */
    .page-da-ga img {
        max-width: 100% !important;
        width: 100% !important;
        height: auto !important;
        box-sizing: border-box !important;
    }
    .page-da-ga__section, .page-da-ga__card, .page-da-ga__container {
        max-width: 100% !important;
        width: 100% !important;
        box-sizing: border-box !important;
        padding-left: 15px !important;
        padding-right: 15px !important;
    }
}