/* style/faq.css */
/* body đã có padding-top: var(--header-offset) từ shared.css, không thêm vào đây */

:root {
    --primary-color: #26A9E0;
    --secondary-color: #FFFFFF;
    --text-dark: #333333;
    --text-light: #FFFFFF;
    --button-login-color: #EA7C07;
    --background-light: #FFFFFF;
    --border-light: #e0e0e0;
}

.page-faq {
    font-family: Arial, sans-serif;
    line-height: 1.6;
    color: var(--text-dark); /* Mặc định cho nền sáng */
}

.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; /* Chỉ một khoảng đệm nhỏ, không dùng var(--header-offset) */
    background-color: var(--primary-color);
    color: var(--text-light);
    overflow: hidden;
}

.page-faq__hero-image-wrapper {
    width: 100%;
    max-width: 1920px;
    position: relative;
    margin-bottom: 30px;
}

.page-faq__hero-image {
    width: 100%;
    height: auto;
    display: block;
    object-fit: cover;
    border-radius: 8px;
}

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

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

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

.page-faq__cta-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
    justify-content: center;
}

.page-faq__btn-primary,
.page-faq__btn-secondary {
    display: inline-block;
    padding: 12px 25px;
    border-radius: 8px;
    font-size: 1.1em;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s ease;
    cursor: pointer;
    max-width: 100%;
    box-sizing: border-box;
    white-space: normal;
    word-wrap: break-word;
    text-align: center;
}

.page-faq__btn-primary {
    background-color: var(--button-login-color);
    color: var(--text-light);
    border: 2px solid var(--button-login-color);
}

.page-faq__btn-primary:hover {
    background-color: #d46a00;
    border-color: #d46a00;
}

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

.page-faq__btn-secondary:hover {
    background-color: var(--text-light);
    color: var(--primary-color);
}

.page-faq__content-area {
    max-width: 1200px;
    margin: 0 auto;
    padding: 40px 20px;
    background-color: var(--background-light);
    color: var(--text-dark);
}

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

.page-faq__intro-text {
    font-size: 1.1em;
    text-align: center;
    margin-bottom: 50px;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.page-faq__faq-list {
    margin-bottom: 60px;
}

.page-faq__sub-section-title {
    font-size: clamp(1.5em, 2.5vw, 2em);
    font-weight: 600;
    color: var(--primary-color);
    margin-top: 40px;
    margin-bottom: 25px;
    padding-bottom: 10px;
    border-bottom: 2px solid var(--border-light);
}

.page-faq__faq-item {
    background-color: var(--secondary-color);
    border: 1px solid var(--border-light);
    border-radius: 8px;
    margin-bottom: 15px;
    overflow: hidden;
}

.page-faq__faq-question {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 18px 25px;
    font-size: 1.15em;
    font-weight: 600;
    color: var(--primary-color);
    cursor: pointer;
    list-style: none;
    position: relative;
    -webkit-tap-highlight-color: transparent; /* Loại bỏ highlight khi chạm trên di động */
}

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

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

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

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

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

.page-faq__faq-answer ul,
.page-faq__faq-answer ol {
    margin-left: 20px;
    margin-bottom: 10px;
}

.page-faq__faq-answer li {
    margin-bottom: 5px;
}

.page-faq__faq-answer a {
    color: var(--primary-color);
    text-decoration: underline;
}

.page-faq__conclusion {
    text-align: center;
    padding: 50px 20px;
    background-color: var(--primary-color);
    color: var(--text-light);
    border-radius: 10px;
    margin-top: 60px;
}

.page-faq__conclusion-title {
    font-size: clamp(1.6em, 2.8vw, 2.2em);
    font-weight: 700;
    margin-bottom: 20px;
    color: var(--text-light);
}

.page-faq__conclusion p {
    font-size: 1.1em;
    max-width: 800px;
    margin: 0 auto 30px;
    color: var(--text-light);
}

.page-faq__conclusion p a {
    color: var(--text-light);
    text-decoration: underline;
}

.page-faq__cta-buttons--bottom {
    margin-top: 30px;
}

.page-faq__conclusion-image {
    width: 100%;
    max-width: 800px;
    height: auto;
    display: block;
    margin: 40px auto 0;
    border-radius: 8px;
    object-fit: cover;
}

/* Responsive Styles */
@media (max-width: 768px) {
    .page-faq {
        font-size: 16px;
        line-height: 1.6;
    }

    .page-faq__hero-section {
        padding: 40px 15px;
        padding-top: 10px !important;
    }

    .page-faq__main-title {
        font-size: clamp(1.8em, 8vw, 2.5em);
    }

    .page-faq__description {
        font-size: clamp(0.9em, 4vw, 1.1em);
    }

    .page-faq__cta-buttons {
        flex-direction: column;
        gap: 10px;
        padding: 0 15px;
        width: 100%;
        box-sizing: border-box;
    }

    .page-faq__btn-primary,
    .page-faq__btn-secondary {
        max-width: 100% !important;
        width: 100% !important;
        box-sizing: border-box !important;
        padding: 12px 15px !important;
        font-size: 1em !important;
    }

    .page-faq__content-area,
    .page-faq__conclusion {
        padding: 30px 15px;
        box-sizing: border-box !important;
        max-width: 100% !important;
        width: 100% !important;
    }

    .page-faq__section-title {
        font-size: clamp(1.5em, 6vw, 2em);
        margin-bottom: 30px;
    }

    .page-faq__intro-text {
        font-size: 1em;
        margin-bottom: 40px;
    }

    .page-faq__sub-section-title {
        font-size: clamp(1.3em, 5vw, 1.8em);
        margin-top: 30px;
        margin-bottom: 20px;
    }

    .page-faq__faq-question {
        padding: 15px 20px;
        font-size: 1em;
    }

    .page-faq__faq-answer {
        padding: 0 20px 15px;
        font-size: 0.95em;
    }

    .page-faq__conclusion-title {
        font-size: clamp(1.4em, 6vw, 2em);
    }

    .page-faq__conclusion p {
        font-size: 1em;
    }

    /* Global image responsiveness for content area */
    .page-faq img {
        max-width: 100% !important;
        height: auto !important;
        display: block !important;
        box-sizing: border-box !important;
    }

    /* Ensure containers with images are responsive */
    .page-faq__hero-image-wrapper,
    .page-faq__conclusion-image {
        max-width: 100% !important;
        width: 100% !important;
        overflow: hidden !important;
        box-sizing: border-box !important;
    }
}

/* Contrast fixes for specific elements if needed - Ensure WCAG AA */
.page-faq .keyword {
    font-weight: bold;
    color: inherit; /* Ensure keyword color inherits from parent for contrast */
}

.page-faq__faq-answer a {
    color: var(--primary-color);
    text-decoration: underline;
}

.page-faq__conclusion p a {
    color: var(--text-light);
    text-decoration: underline;
}