/* style/faq.css */
/* body đã padding-top: var(--header-offset) từ shared.css; trang này không cần thêm */

:root {
    --primary-color: #26A9E0;
    --secondary-color: #FFFFFF;
    --login-color: #EA7C07;
    --background-color: #121212; /* From body background in shared.css */
    --text-on-dark: #ffffff;
    --text-on-light: #333333;
}

.page-faq {
    font-family: 'Arial', sans-serif;
    color: var(--text-on-dark); /* Default text color for dark body background */
    background-color: var(--background-color);
    line-height: 1.6;
}

.page-faq__container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    box-sizing: border-box;
}

.page-faq__hero-section {
    position: relative;
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 60px 20px;
    padding-top: 10px; /* Small top padding, body handles header offset */
    background: linear-gradient(135deg, #1a1a1a, #26A9E0 50%, #1a1a1a);
    color: var(--text-on-dark);
    text-align: center;
}

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

.page-faq__hero-image {
    width: 100%;
    height: auto;
    display: block;
    border-radius: 10px;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.5);
}

.page-faq__hero-content {
    width: 100%;
    max-width: 900px;
    padding: 0 15px;
    box-sizing: border-box;
}

.page-faq__main-title {
    font-size: clamp(2.5rem, 5vw, 3.5rem); /* Responsive font size */
    font-weight: 700;
    line-height: 1.2;
    color: var(--text-on-dark);
    margin-bottom: 20px;
}

.page-faq__description {
    font-size: 1.1rem;
    margin-bottom: 30px;
    color: #f0f0f0;
}

.page-faq__cta-button {
    display: inline-block;
    padding: 15px 30px;
    border-radius: 8px;
    font-weight: 700;
    text-decoration: none;
    transition: all 0.3s ease;
    white-space: normal; /* Allow text wrapping */
    word-wrap: break-word; /* Allow text wrapping */
    box-sizing: border-box;
    max-width: 100%;
}

.page-faq__btn-primary {
    background-color: var(--primary-color);
    color: var(--secondary-color);
    border: 2px solid var(--primary-color);
    margin-right: 15px;
}

.page-faq__btn-primary:hover {
    background-color: darken(var(--primary-color), 10%);
    border-color: darken(var(--primary-color), 10%);
}

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

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

.page-faq__video-section {
    padding: 40px 20px;
    padding-top: 10px; /* Small top padding, body handles header offset */
    background-color: #1a1a1a;
    text-align: center;
    color: var(--text-on-dark);
}

.page-faq__video-container {
    width: 100%;
    max-width: 900px;
    margin: 0 auto;
    box-sizing: border-box;
}

.page-faq__video-wrapper {
    position: relative;
    padding-bottom: 56.25%; /* 16:9 Aspect Ratio */
    height: 0;
    overflow: hidden;
    margin-bottom: 20px;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
    width: 100%; /* Ensure width is 100% for desktop too */
    max-width: 100%;
    box-sizing: border-box;
}

.page-faq__video {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border: 0;
    display: block;
}

.page-faq__video-caption {
    font-size: 0.95rem;
    color: #bbb;
    margin-top: 10px;
    margin-bottom: 30px;
}

.page-faq__faq-list-section {
    padding: 60px 0;
    background-color: #1a1a1a;
    color: var(--text-on-dark);
}

.page-faq__section-title {
    font-size: 2.2rem;
    font-weight: 700;
    color: var(--primary-color);
    text-align: center;
    margin-bottom: 40px;
}

.page-faq__faq-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
}

.page-faq__faq-item {
    background-color: rgba(255, 255, 255, 0.08); /* Slightly lighter background for cards */
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
    transition: all 0.3s ease;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.page-faq__faq-item[open] {
    background-color: rgba(255, 255, 255, 0.15);
}

.page-faq__faq-question {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px;
    font-size: 1.15rem;
    font-weight: 600;
    color: var(--text-on-dark);
    cursor: pointer;
    list-style: none; /* For details/summary */
}

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

.page-faq__faq-qtext {
    flex-grow: 1;
    margin-right: 10px;
}

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

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

.page-faq__faq-answer {
    padding: 0 20px 20px;
    font-size: 1rem;
    color: #ccc;
}

.page-faq__faq-answer p {
    margin-bottom: 15px;
}

.page-faq__faq-answer p:last-child {
    margin-bottom: 0;
}

.page-faq__faq-answer .page-faq__inline-link {
    color: var(--primary-color);
    text-decoration: none;
}

.page-faq__faq-answer .page-faq__inline-link:hover {
    text-decoration: underline;
}

.page-faq__content-image {
    width: 100%;
    height: auto;
    display: block;
    border-radius: 8px;
    margin: 30px 0;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
    min-width: 200px; /* Enforce minimum size */
    min-height: 200px; /* Enforce minimum size */
}

.page-faq__btn-small {
    padding: 10px 20px;
    font-size: 0.9rem;
    margin-top: 15px;
}

.page-faq__conclusion-section {
    padding: 60px 0;
    background-color: var(--background-color);
    color: var(--text-on-dark);
    text-align: center;
}

.page-faq__text-block {
    font-size: 1.05rem;
    margin-bottom: 25px;
    color: #e0e0e0;
}

.page-faq__cta-group {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 20px;
    margin-top: 40px;
}

/* Responsive Styles */
@media (max-width: 768px) {
    .page-faq__container {
        padding: 0 15px;
    }

    .page-faq__hero-section,
    .page-faq__video-section,
    .page-faq__faq-list-section,
    .page-faq__conclusion-section {
        padding: 30px 0;
    }

    .page-faq__main-title {
        font-size: clamp(2rem, 8vw, 2.5rem);
        margin-bottom: 15px;
    }

    .page-faq__description {
        font-size: 1rem;
        margin-bottom: 20px;
    }

    .page-faq__cta-button {
        width: 100% !important;
        max-width: 100% !important;
        margin-right: 0 !important;
        margin-bottom: 15px;
        padding: 12px 20px;
        font-size: 1rem;
    }

    .page-faq__cta-group {
        flex-direction: column;
        align-items: center;
        gap: 15px;
    }

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

    .page-faq__faq-grid {
        grid-template-columns: 1fr;
    }

    .page-faq__faq-question {
        font-size: 1.05rem;
        padding: 15px;
    }

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

    /* Images responsive */
    .page-faq img {
        max-width: 100% !important;
        width: 100% !important;
        height: auto !important;
        display: block !important;
        min-width: 200px !important;
        min-height: 200px !important;
    }

    .page-faq__hero-image-wrapper,
    .page-faq__video-container,
    .page-faq__video-wrapper,
    .page-faq__container {
        max-width: 100% !important;
        width: 100% !important;
        box-sizing: border-box !important;
        padding-left: 15px;
        padding-right: 15px;
        overflow: hidden !important;
    }

    /* Video section specific top padding for mobile */
    .page-faq__video-section {
        padding-top: 10px !important;
    }
}

@media (max-width: 480px) {
    .page-faq__main-title {
        font-size: clamp(1.8rem, 9vw, 2.2rem);
    }

    .page-faq__section-title {
        font-size: 1.6rem;
    }
}