:root {
    --main-color: #11A84E;
    --secondary-color: #22C768;
    --text-main: #F2FFF6;
    --text-secondary: #A7D9B8;
    --background-primary: #08160F;
    --card-bg: #11271B;
    --border-color: #2E7A4E;
    --button-gradient: linear-gradient(180deg, #2AD16F 0%, #13994A 100%);
    --glow-color: #57E38D;
    --gold-color: #F2C14E;
    --divider-color: #1E3A2A;
    --deep-green: #0A4B2C;
}

/* body đã padding-top: var(--header-offset) từ shared.css; trang này không cần thêm */
.page-faq {
    background-color: var(--background-primary);
    color: var(--text-main);
    font-family: 'Arial', sans-serif;
    line-height: 1.6;
}

.page-faq__hero-section {
    position: relative;
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 10px 0 60px 0; /* Chỉ 10px padding-top, không dùng var(--header-offset) */
    overflow: hidden;
}

.page-faq__hero-image-wrapper {
    width: 100%;
    max-width: 1920px; /* Đảm bảo hình ảnh hero có thể mở rộng */
    position: relative;
    margin-bottom: 40px;
}

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

.page-faq__hero-content {
    max-width: 900px;
    text-align: center;
    padding: 0 20px;
    z-index: 1;
}

.page-faq__main-title {
    font-size: clamp(2.2rem, 4vw, 3.5rem);
    color: var(--gold-color);
    margin-bottom: 20px;
    font-weight: bold;
    line-height: 1.2;
    letter-spacing: 0.05em;
    text-shadow: 0 0 15px rgba(242, 193, 78, 0.5);
}

.page-faq__description {
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin-bottom: 30px;
}

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

.page-faq__btn-primary,
.page-faq__btn-secondary {
    padding: 15px 30px;
    border-radius: 8px;
    font-size: 1.1rem;
    font-weight: bold;
    text-decoration: none;
    transition: all 0.3s ease;
    box-sizing: border-box;
    max-width: 100%; /* Đảm bảo nút không tràn */
    white-space: normal;
    word-wrap: break-word;
    text-align: center;
}

.page-faq__btn-primary {
    background: var(--button-gradient);
    color: #ffffff;
    border: 2px solid var(--glow-color);
    box-shadow: 0 0 15px var(--glow-color);
}

.page-faq__btn-primary:hover {
    background: linear-gradient(180deg, #13994A 0%, #2AD16F 100%);
    box-shadow: 0 0 25px var(--glow-color);
    transform: translateY(-2px);
}

.page-faq__btn-secondary {
    background: var(--card-bg);
    color: var(--glow-color);
    border: 2px solid var(--glow-color);
}

.page-faq__btn-secondary:hover {
    background: var(--glow-color);
    color: var(--card-bg);
    transform: translateY(-2px);
}

.page-faq__faq-section {
    max-width: 1000px;
    margin: 60px auto;
    padding: 0 20px;
}

.page-faq__section-title {
    font-size: 2.5rem;
    color: var(--gold-color);
    text-align: center;
    margin-bottom: 40px;
    text-shadow: 0 0 10px rgba(242, 193, 78, 0.4);
}

.page-faq__intro-text {
    font-size: 1.05rem;
    color: var(--text-secondary);
    text-align: center;
    margin-bottom: 50px;
}

.page-faq__faq-category {
    background-color: var(--card-bg);
    border-radius: 12px;
    padding: 30px;
    margin-bottom: 40px;
    border: 1px solid var(--border-color);
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.3);
}

.page-faq__category-title {
    font-size: 1.8rem;
    color: var(--glow-color);
    margin-bottom: 30px;
    border-bottom: 2px solid var(--divider-color);
    padding-bottom: 15px;
}

.page-faq__faq-list {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.page-faq__faq-item {
    background-color: var(--deep-green);
    border-radius: 8px;
    border: 1px solid var(--border-color);
    overflow: hidden;
    transition: all 0.3s ease;
}

.page-faq__faq-item[open] {
    background-color: var(--deep-green);
    box-shadow: 0 0 15px rgba(var(--glow-color), 0.3);
}

.page-faq__faq-question {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 18px 25px;
    cursor: pointer;
    font-size: 1.15rem;
    font-weight: bold;
    color: var(--text-main);
    transition: background-color 0.3s ease;
    list-style: none; /* Hide default marker for details/summary */
}

.page-faq__faq-question::-webkit-details-marker {
    display: none; /* Hide default marker for Chrome/Safari */
}

.page-faq__faq-question:hover {
    background-color: rgba(var(--main-color), 0.2);
}

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

.page-faq__faq-toggle {
    font-size: 1.5rem;
    line-height: 1;
    width: 25px;
    text-align: center;
    color: var(--glow-color);
}

.page-faq__faq-answer {
    padding: 0 25px 20px;
    font-size: 1rem;
    color: var(--text-secondary);
    line-height: 1.7;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease-out, padding 0.3s ease-out;
}

.page-faq__faq-item[open] .page-faq__faq-answer {
    max-height: 2000px; /* Dùng giá trị lớn để đảm bảo nội dung hiển thị hết */
    padding-top: 10px;
}

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

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

.page-faq__cta-section {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: 80px 20px;
    background: var(--deep-green);
    border-top: 2px solid var(--border-color);
    border-bottom: 2px solid var(--border-color);
    margin-top: 60px;
}

.page-faq__cta-image {
    width: 100%;
    max-width: 600px;
    height: auto;
    border-radius: 12px;
    margin-bottom: 40px;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.4);
}

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

.page-faq__cta-title {
    font-size: 2.2rem;
    color: var(--gold-color);
    margin-bottom: 20px;
}

.page-faq__cta-description {
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin-bottom: 40px;
}

/* Responsive Styles */
@media (max-width: 768px) {
    .page-faq__hero-section {
        padding-top: 10px !important;
        padding-bottom: 40px;
    }

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

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

    .page-faq__cta-buttons {
        flex-direction: column;
        gap: 15px;
        padding: 0 15px;
    }

    .page-faq__btn-primary,
    .page-faq__btn-secondary {
        width: 100% !important;
        max-width: 100% !important;
        padding: 12px 20px;
        font-size: 1rem;
        white-space: normal !important;
        word-wrap: break-word !important;
        text-align: center;
    }

    .page-faq__faq-section {
        margin: 40px auto;
        padding: 0 15px;
    }

    .page-faq__section-title {
        font-size: 2rem;
        margin-bottom: 30px;
    }

    .page-faq__intro-text {
        font-size: 0.95rem;
        margin-bottom: 30px;
    }

    .page-faq__faq-category {
        padding: 20px;
        margin-bottom: 30px;
    }

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

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

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

    .page-faq__cta-section {
        padding: 60px 15px;
    }

    .page-faq__cta-title {
        font-size: 1.8rem;
    }

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

    /* Global image and container responsive rules for mobile */
    .page-faq img {
        max-width: 100% !important;
        width: 100% !important;
        height: auto !important;
        display: block !important;
    }

    .page-faq__section,
    .page-faq__card,
    .page-faq__container,
    .page-faq__hero-section,
    .page-faq__faq-section,
    .page-faq__faq-category,
    .page-faq__cta-section {
        max-width: 100% !important;
        width: 100% !important;
        box-sizing: border-box !important;
        padding-left: 15px;
        padding-right: 15px;
        overflow: hidden !important;
    }

    .page-faq__hero-image-wrapper {
      padding-left: 0 !important;
      padding-right: 0 !important;
    }
}