/* style/download.css */

/* Thiết lập chung cho trang Tải xuống */
.page-download {
    font-family: Arial, sans-serif;
    line-height: 1.6;
    color: #ffffff; /* Mặc định chữ màu trắng trên nền tối */
}

.page-download__container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 15px;
}

/* Phần Hero */
.page-download__hero-section {
    position: relative;
    padding: 80px 0;
    background-color: #017439;
    color: #ffffff;
    text-align: center;
    padding-top: var(--header-offset, 120px); /* Đảm bảo không bị header che */
    overflow: hidden;
}

.page-download__main-title {
    font-size: 2.8em;
    margin-bottom: 20px;
    font-weight: bold;
    color: #FFFF00; /* Màu vàng cho tiêu đề chính */
}

.page-download__intro-text {
    font-size: 1.2em;
    margin-bottom: 40px;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.page-download__download-buttons {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-bottom: 40px;
}

.page-download__btn-primary,
.page-download__btn-secondary {
    display: inline-block;
    padding: 15px 30px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: bold;
    font-size: 1.1em;
    transition: background-color 0.3s ease, color 0.3s ease, border-color 0.3s ease;
    box-sizing: border-box;
    max-width: 100%;
    white-space: normal;
    word-wrap: break-word;
}

.page-download__btn-primary {
    background-color: #C30808; /* Màu đỏ cho nút chính */
    color: #FFFF00; /* Màu vàng cho chữ nút chính */
    border: 2px solid #C30808;
}

.page-download__btn-primary:hover {
    background-color: #e00b0b;
    border-color: #e00b0b;
}

.page-download__btn-secondary {
    background-color: transparent;
    color: #FFFF00; /* Màu vàng cho chữ nút phụ */
    border: 2px solid #FFFF00;
}

.page-download__btn-secondary:hover {
    background-color: #FFFF00;
    color: #017439;
}

.page-download__video-wrapper {
    position: relative;
    width: 100%;
    max-width: 1200px;
    margin: 40px auto 0;
    padding-bottom: 56.25%; /* 16:9 Aspect Ratio */
    height: 0;
    overflow: hidden;
    border-radius: 12px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

.page-download__video-link {
    display: block;
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    cursor: pointer;
}

.page-download__video {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

/* Phần chung cho các section */
.page-download__section-title {
    font-size: 2.2em;
    margin-bottom: 25px;
    text-align: center;
    font-weight: bold;
}

.page-download__section-description {
    font-size: 1.1em;
    text-align: center;
    max-width: 900px;
    margin: 0 auto 50px;
}

/* Nền tối và sáng */
.page-download__dark-bg {
    background-color: #017439;
    color: #ffffff;
    padding: 60px 0;
}

.page-download__light-bg {
    background-color: #ffffff;
    color: #333333;
    padding: 60px 0;
}

/* Phần Tính năng */
.page-download__features-section {
    padding: 60px 0;
}

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

.page-download__feature-item {
    background-color: #f8f8f8;
    color: #333333;
    padding: 30px;
    border-radius: 10px;
    text-align: center;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

.page-download__feature-icon {
    width: 100px;
    height: 100px;
    object-fit: contain;
    margin-bottom: 20px;
    min-width: 200px; /* Tối thiểu 200px */
    min-height: 200px; /* Tối thiểu 200px */
    display: block;
    margin-left: auto;
    margin-right: auto;
}

.page-download__feature-title {
    font-size: 1.5em;
    font-weight: bold;
    margin-bottom: 15px;
    color: #017439;
}

.page-download__feature-description {
    font-size: 1em;
    line-height: 1.7;
}

/* Phần Hướng dẫn */
.page-download__steps-section {
    padding: 60px 0;
}

.page-download__steps-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.page-download__step-item {
    background-color: rgba(255, 255, 255, 0.1);
    color: #ffffff;
    padding: 30px;
    border-radius: 10px;
    text-align: center;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

.page-download__step-icon {
    width: 120px;
    height: 120px;
    object-fit: contain;
    margin-bottom: 20px;
    min-width: 200px; /* Tối thiểu 200px */
    min-height: 200px; /* Tối thiểu 200px */
    display: block;
    margin-left: auto;
    margin-right: auto;
}

.page-download__step-title {
    font-size: 1.4em;
    font-weight: bold;
    margin-bottom: 15px;
    color: #FFFF00;
}

.page-download__step-description {
    font-size: 1em;
    line-height: 1.7;
}

/* Phần Mã QR */
.page-download__qr-section {
    padding: 60px 0;
}

.page-download__qr-codes {
    display: flex;
    justify-content: center;
    gap: 40px;
    margin-bottom: 40px;
    flex-wrap: wrap;
}

.page-download__qr-item {
    text-align: center;
    background-color: #f8f8f8;
    color: #333333;
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    flex: 1;
    min-width: 280px;
    max-width: 400px;
}

.page-download__qr-image {
    width: 250px;
    height: 250px;
    object-fit: contain;
    margin-bottom: 20px;
    border: 5px solid #017439;
    border-radius: 5px;
    min-width: 200px; /* Tối thiểu 200px */
    min-height: 200px; /* Tối thiểu 200px */
    display: block;
    margin-left: auto;
    margin-right: auto;
}

.page-download__qr-label {
    font-size: 1.3em;
    font-weight: bold;
    margin-bottom: 20px;
    color: #017439;
}

.page-download__manual-download-text {
    text-align: center;
    margin-bottom: 30px;
    font-size: 1.1em;
    color: #333333;
}

.page-download__btn-full-width {
    width: fit-content;
    margin: 0 auto;
    display: block;
}

/* Phần FAQ */
.page-download__faq-section {
    padding: 60px 0;
}

.page-download__faq-list {
    max-width: 900px;
    margin: 0 auto;
}

.page-download__faq-item {
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: 10px;
    margin-bottom: 15px;
    overflow: hidden;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

.page-download__faq-question {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 25px;
    cursor: pointer;
    background-color: rgba(255, 255, 255, 0.05);
    transition: background-color 0.3s ease;
}

.page-download__faq-question:hover {
    background-color: rgba(255, 255, 255, 0.15);
}

.page-download__faq-title {
    font-size: 1.2em;
    font-weight: bold;
    color: #ffffff;
    margin: 0;
}

.page-download__faq-toggle {
    font-size: 1.8em;
    font-weight: bold;
    color: #FFFF00;
    transition: transform 0.3s ease;
}

.page-download__faq-item.active .page-download__faq-toggle {
    transform: rotate(0deg); /* '+' to '-' is handled by JS textContent */
}

.page-download__faq-answer {
    max-height: 0;
    overflow: hidden;
    padding: 0 25px;
    transition: max-height 0.3s ease, padding 0.3s ease;
    color: #f0f0f0;
}

.page-download__faq-item.active .page-download__faq-answer {
    max-height: 1000px !important; /* Đảm bảo đủ cao để hiển thị nội dung */
    padding: 15px 25px;
}

.page-download__faq-answer p {
    margin: 0;
    line-height: 1.7;
}

/* Phần CTA cuối trang */
.page-download__cta-section {
    text-align: center;
    padding: 60px 0;
}

.page-download__cta-description {
    font-size: 1.1em;
    max-width: 800px;
    margin: 0 auto 40px;
    color: #333333;
}

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

/* Responsive */
@media (max-width: 1024px) {
    .page-download__main-title {
        font-size: 2.5em;
    }
    .page-download__section-title {
        font-size: 2em;
    }
    .page-download__feature-grid, .page-download__steps-grid {
        grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    }
    .page-download__qr-codes {
        gap: 20px;
    }
}

@media (max-width: 768px) {
    .page-download__main-title {
        font-size: 2em;
    }
    .page-download__intro-text {
        font-size: 1em;
    }
    .page-download__section-title {
        font-size: 1.8em;
    }
    .page-download__download-buttons, .page-download__cta-buttons {
        flex-direction: column;
        gap: 15px;
    }
    .page-download__btn-primary, .page-download__btn-secondary {
        width: 100% !important;
        max-width: 100% !important;
        padding: 12px 20px;
        font-size: 1em;
    }
    .page-download__hero-section, .page-download__features-section, .page-download__steps-section, .page-download__qr-section, .page-download__faq-section, .page-download__cta-section {
        padding: 40px 0;
    }
    .page-download__feature-grid, .page-download__steps-grid {
        grid-template-columns: 1fr;
    }
    .page-download__feature-item, .page-download__step-item, .page-download__qr-item {
        padding: 20px;
    }
    .page-download__qr-codes {
        flex-direction: column;
        align-items: center;
    }
    .page-download__qr-image {
        width: 200px;
        height: 200px;
    }
    .page-download__faq-question {
        padding: 15px 20px;
    }
    .page-download__faq-answer {
        padding: 0 20px;
    }
    .page-download__faq-item.active .page-download__faq-answer {
        padding: 10px 20px;
    }

    /* 强制图片响应 thích ứng */
    .page-download img {
        max-width: 100% !important;
        width: 100% !important;
        height: auto !important;
        display: block !important;
    }
    .page-download__video {
        max-width: 100% !important;
        width: 100% !important;
        height: auto !important;
        display: block !important;
    }
    .page-download__section,
    .page-download__card,
    .page-download__container,
    .page-download__video-section,
    .page-download__video-container,
    .page-download__video-wrapper,
    .page-download__cta-buttons,
    .page-download__button-group,
    .page-download__btn-container {
        max-width: 100% !important;
        width: 100% !important;
        box-sizing: border-box !important;
        padding-left: 15px;
        padding-right: 15px;
        overflow: hidden !important;
    }
    .page-download__video-wrapper {
        padding-bottom: 56.25% !important; /* Giữ tỷ lệ khung hình */
        height: 0 !important;
    }
}