/* style/faq.css */
:root {
    --primary-color: #11A84E;
    --secondary-color: #22C768;
    --bg-color: #08160F; /* Nền chung */
    --card-bg-color: #11271B; /* Nền thẻ */
    --text-main-color: #F2FFF6; /* Văn bản chính */
    --text-secondary-color: #A7D9B8; /* Văn bản phụ */
    --border-color: #2E7A4E;
    --glow-color: #57E38D;
    --gold-color: #F2C14E;
    --divider-color: #1E3A2A;
    --deep-green-color: #0A4B2C;
}

.page-faq {
    color: var(--text-main-color); /* Văn bản chính trên nền tối */
    background-color: var(--bg-color);
    font-family: Arial, sans-serif;
}

.page-faq__hero-section {
    position: relative;
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 60px 20px;
    padding-top: 10px; /* body đã có padding-top từ shared.css */
    overflow: hidden;
}

.page-faq__hero-image-wrapper {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
    overflow: hidden;
}

.page-faq__hero-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: brightness(0.4);
}

.page-faq__hero-content {
    position: relative;
    z-index: 2;
    max-width: 900px;
    margin: 0 auto;
    padding: 20px;
    background: rgba(0, 0, 0, 0.5); /* Lớp phủ để tăng độ tương phản */
    border-radius: 10px;
}

.page-faq__main-title {
    color: var(--text-main-color);
    font-size: clamp(2em, 4vw, 3.5em);
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 20px;
    text-shadow: 0 0 10px rgba(0,255,0,0.5);
}

.page-faq__description {
    color: var(--text-secondary-color);
    font-size: clamp(1em, 1.5vw, 1.2em);
    line-height: 1.6;
    margin-bottom: 30px;
}

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

.page-faq__btn-primary,
.page-faq__btn-secondary {
    display: inline-block;
    padding: 12px 25px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    font-size: 1em;
    transition: all 0.3s ease;
    box-sizing: border-box;
    text-align: center;
    white-space: normal;
    word-wrap: break-word;
}

.page-faq__btn-primary {
    background: linear-gradient(180deg, #2AD16F 0%, #13994A 100%);
    color: var(--text-main-color);
    border: 2px solid transparent;
}

.page-faq__btn-primary:hover {
    background: linear-gradient(180deg, #13994A 0%, #2AD16F 100%);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(34, 199, 104, 0.4);
}

.page-faq__btn-secondary {
    background: transparent;
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
}

.page-faq__btn-secondary:hover {
    background: var(--primary-color);
    color: var(--text-main-color);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(17, 168, 78, 0.4);
}

.page-faq__content-area {
    max-width: 1200px;
    margin: 0 auto;
    padding: 60px 20px;
}

.page-faq__section-title {
    color: var(--text-main-color);
    font-size: clamp(1.8em, 3vw, 2.5em);
    text-align: center;
    margin-bottom: 40px;
    font-weight: 700;
    position: relative;
}

.page-faq__section-title::after {
    content: '';
    display: block;
    width: 80px;
    height: 4px;
    background: var(--primary-color);
    margin: 15px auto 0;
    border-radius: 2px;
}

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

.page-faq__faq-category {
    background-color: var(--card-bg-color);
    border-radius: 10px;
    padding: 30px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.3);
    border: 1px solid var(--border-color);
}

.page-faq__category-title {
    color: var(--gold-color);
    font-size: 1.8em;
    font-weight: 600;
    margin-bottom: 25px;
    text-align: center;
}

.page-faq__faq-item {
    margin-bottom: 15px;
    border-bottom: 1px solid var(--divider-color);
    padding-bottom: 15px;
}

.page-faq__faq-item:last-child {
    border-bottom: none;
    padding-bottom: 0;
}

.page-faq__faq-question {
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
    padding: 15px 0;
    font-size: 1.1em;
    font-weight: 600;
    color: var(--text-main-color);
    transition: color 0.3s ease;
}

.page-faq__faq-question:hover {
    color: var(--primary-color);
}

.page-faq__faq-item[open] > .page-faq__faq-question {
    color: var(--primary-color);
}

.page-faq__faq-qtext {
    flex-grow: 1;
    padding-right: 15px;
}

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

.page-faq__faq-item[open] > .page-faq__faq-question .page-faq__faq-toggle {
    transform: rotate(45deg);
}

.page-faq__faq-answer {
    padding: 0 10px 15px 0;
    font-size: 0.95em;
    line-height: 1.6;
    color: var(--text-secondary-color);
}

.page-faq__faq-answer p {
    margin-bottom: 10px;
}

.page-faq__faq-answer .page-faq__btn-primary,
.page-faq__faq-answer .page-faq__btn-secondary {
    margin-top: 15px;
    margin-right: 10px;
    padding: 8px 18px;
    font-size: 0.9em;
}

.page-faq__game-links {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 20px;
}

.page-faq__call-to-action {
    background: linear-gradient(90deg, var(--deep-green-color) 0%, var(--bg-color) 100%);
    padding: 80px 20px;
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 40px;
    margin-top: 60px;
}

.page-faq__cta-content {
    max-width: 800px;
}

.page-faq__cta-title {
    color: var(--text-main-color);
    font-size: clamp(1.8em, 3vw, 2.8em);
    margin-bottom: 20px;
    font-weight: 700;
}

.page-faq__cta-description {
    color: var(--text-secondary-color);
    font-size: 1.1em;
    line-height: 1.6;
    margin-bottom: 30px;
}

.page-faq__cta-image {
    max-width: 100%;
    height: auto;
    border-radius: 10px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
    display: block;
}

/* Details element specific styling for native behavior */
details > summary {
    list-style: none;
}
details > summary::-webkit-details-marker {
    display: none;
}

/* Responsive Design */
@media (min-width: 769px) {
    .page-faq__faq-list {
        grid-template-columns: repeat(2, 1fr);
    }

    .page-faq__call-to-action {
        flex-direction: row;
        text-align: left;
        padding: 80px 40px;
    }

    .page-faq__cta-content {
        text-align: left;
    }

    .page-faq__cta-image {
        order: 2;
        max-width: 40%;
    }
}

@media (max-width: 768px) {
    .page-faq__hero-content {
        padding: 15px;
    }

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

    .page-faq__description {
        font-size: 1em;
    }

    .page-faq__cta-buttons {
        flex-direction: column;
        gap: 10px;
        width: 100%;
    }

    .page-faq__btn-primary,
    .page-faq__btn-secondary,
    .page-faq a[class*="button"],
    .page-faq a[class*="btn"] {
        max-width: 100% !important;
        width: 100% !important;
        box-sizing: border-box !important;
        white-space: normal !important;
        word-wrap: break-word !important;
        padding-left: 15px;
        padding-right: 15px;
    }

    .page-faq__cta-buttons,
    .page-faq__game-links {
        max-width: 100% !important;
        width: 100% !important;
        box-sizing: border-box !important;
        padding-left: 15px;
        padding-right: 15px;
        flex-wrap: wrap !important;
        gap: 10px;
    }

    .page-faq__content-area {
        padding: 30px 15px;
    }

    .page-faq__section-title {
        font-size: 1.8em;
        margin-bottom: 30px;
    }

    .page-faq__faq-list {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .page-faq__faq-category {
        padding: 20px;
    }

    .page-faq__category-title {
        font-size: 1.5em;
        margin-bottom: 20px;
    }

    .page-faq__faq-question {
        font-size: 1em;
    }

    .page-faq__faq-answer {
        font-size: 0.9em;
    }

    .page-faq__call-to-action {
        padding: 40px 15px;
        gap: 30px;
    }

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

    .page-faq__cta-description {
        font-size: 1em;
    }

    /* Image responsiveness */
    .page-faq img {
        max-width: 100% !important;
        height: auto !important;
        display: block !important;
    }

    .page-faq__hero-image-wrapper,
    .page-faq__cta-image {
        max-width: 100% !important;
        width: 100% !important;
        box-sizing: border-box !important;
        overflow: hidden !important;
    }
}