/* style/download.css */

:root {
    --primary-color: #0A192F;
    --secondary-color: #FFD700;
    --text-color-dark-bg: #ffffff;
    --text-color-light-bg: #333333;
    --border-color: #e0e0e0;
}

.page-download {
    font-family: 'Arial', sans-serif;
    line-height: 1.6;
    color: var(--text-color-dark-bg); /* Default text color for dark body background */
    background-color: #000000; /* Body background from shared.css */
}

.page-download__container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 40px 20px;
    box-sizing: border-box;
}

.page-download__dark-bg {
    background-color: var(--primary-color);
    color: var(--text-color-dark-bg);
}

.page-download__light-bg {
    background-color: #ffffff;
    color: var(--text-color-light-bg);
}

.page-download__section-title {
    font-size: 36px;
    font-weight: bold;
    text-align: center;
    margin-bottom: 20px;
    color: inherit;
}

.page-download__section-description {
    font-size: 18px;
    text-align: center;
    margin-bottom: 40px;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
    color: inherit;
}

/* Hero Section */
.page-download__hero-section {
    position: relative;
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 80px 20px;
    padding-top: var(--header-offset, 120px); /* Ensure content is below fixed header */
    overflow: hidden;
}

.page-download__hero-container {
    text-align: center;
    z-index: 1;
    position: relative;
    max-width: 900px;
    margin-bottom: 40px;
}

.page-download__main-title {
    font-size: 52px;
    font-weight: 900;
    margin-bottom: 20px;
    color: var(--secondary-color);
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.4);
}

.page-download__hero-description {
    font-size: 22px;
    margin-bottom: 40px;
    color: var(--text-color-dark-bg);
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

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

.page-download__cta-button {
    display: inline-block;
    padding: 18px 45px;
    border-radius: 10px;
    font-size: 20px;
    font-weight: bold;
    text-decoration: none;
    text-align: center;
    transition: all 0.3s ease;
    box-shadow: 0 6px 15px rgba(0, 0, 0, 0.3);
    border: none;
    cursor: pointer;
    white-space: normal;
    word-wrap: break-word;
    max-width: 100%;
    box-sizing: border-box;
}

.page-download__cta-button--android {
    background-color: #4CAF50; /* Android Green */
    color: #ffffff;
}

.page-download__cta-button--android:hover {
    background-color: #43A047;
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.4);
}

.page-download__cta-button--ios {
    background-color: #007bff; /* iOS Blue */
    color: #ffffff;
}

.page-download__cta-button--ios:hover {
    background-color: #0069d9;
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.4);
}

.page-download__hero-image-wrapper {
    position: absolute;
    bottom: -100px; /* Adjust as needed */
    right: -100px; /* Adjust as needed */
    width: 600px;
    height: 450px;
    opacity: 0.2;
    z-index: 0;
}

.page-download__hero-image {
    width: 100%;
    height: 100%;
    object-fit: contain;
    transform: rotate(15deg);
}

/* Steps Section */
.page-download__steps-section {
    padding: 60px 0;
}

.page-download__step-category {
    margin-bottom: 60px;
}

.page-download__step-title {
    font-size: 28px;
    font-weight: bold;
    text-align: center;
    margin-bottom: 30px;
    color: var(--primary-color);
}

.page-download__step-list {
    display: flex;
    justify-content: center;
    gap: 30px;
    flex-wrap: wrap;
}

.page-download__step-item {
    flex: 1 1 300px;
    max-width: 350px;
    text-align: center;
    background-color: #f9f9f9;
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
    transition: transform 0.3s ease;
    box-sizing: border-box;
}

.page-download__step-item:hover {
    transform: translateY(-5px);
}

.page-download__step-icon {
    width: 200px;
    height: 200px;
    object-fit: contain;
    margin-bottom: 20px;
    border-radius: 8px;
}

.page-download__step-text {
    font-size: 16px;
    color: var(--text-color-light-bg);
}

.page-download__notice-box {
    background-color: var(--secondary-color);
    color: var(--primary-color);
    padding: 30px;
    border-radius: 10px;
    margin-top: 60px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

.page-download__notice-title {
    font-size: 24px;
    font-weight: bold;
    text-align: center;
    margin-bottom: 20px;
    color: var(--primary-color);
}

.page-download__notice-list {
    list-style-type: disc;
    padding-left: 25px;
    font-size: 16px;
    color: var(--primary-color);
}

.page-download__notice-list li {
    margin-bottom: 10px;
}

/* Benefits Section */
.page-download__benefits-section {
    padding: 60px 0;
}

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

.page-download__benefit-card {
    background-color: rgba(255, 255, 255, 0.1);
    padding: 30px;
    border-radius: 10px;
    text-align: center;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.15);
    transition: transform 0.3s ease, background-color 0.3s ease;
    color: var(--text-color-dark-bg);
}

.page-download__benefit-card:hover {
    transform: translateY(-5px);
    background-color: rgba(255, 255, 255, 0.15);
}

.page-download__benefit-icon {
    width: 200px;
    height: 200px;
    object-fit: contain;
    margin-bottom: 20px;
    border-radius: 8px;
}

.page-download__benefit-title {
    font-size: 22px;
    font-weight: bold;
    margin-bottom: 15px;
    color: var(--secondary-color);
}

.page-download__benefit-card p {
    font-size: 16px;
    color: var(--text-color-dark-bg);
}

/* Security Section */
.page-download__security-section {
    padding: 60px 0;
}

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

.page-download__security-item {
    background-color: #f9f9f9;
    padding: 30px;
    border-radius: 10px;
    text-align: center;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
    transition: transform 0.3s ease;
    color: var(--text-color-light-bg);
}

.page-download__security-item:hover {
    transform: translateY(-5px);
}

.page-download__security-icon {
    width: 200px;
    height: 200px;
    object-fit: contain;
    margin-bottom: 20px;
    border-radius: 8px;
}

.page-download__security-item-title {
    font-size: 22px;
    font-weight: bold;
    margin-bottom: 15px;
    color: var(--primary-color);
}

.page-download__security-item p {
    font-size: 16px;
    color: var(--text-color-light-bg);
}

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

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

/* FAQ容器样式 */
.page-download__faq-item {
    margin-bottom: 15px;
    border-radius: 5px;
    overflow: hidden;
    background-color: rgba(255, 255, 255, 0.1);
}

/* FAQ默认状态 - 答案隐藏 */
.page-download__faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1), padding 0.4s ease;
    padding: 0 15px;
    opacity: 0;
    color: var(--text-color-dark-bg);
}

/* FAQ展开状态 - 🚨 使用!important和足够大的max-height确保一定能展开 */
.page-download__faq-item.active .page-download__faq-answer {
    max-height: 2000px !important; /* 🚨 Sử dụng !important để đảm bảo ưu tiên, giá trị đủ lớn để chứa mọi nội dung */
    padding: 20px 15px !important;
    opacity: 1;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 0 0 5px 5px;
}

/* 问题样式 */
.page-download__faq-question {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 18px 20px;
    background: var(--primary-color);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 5px;
    cursor: pointer;
    user-select: none;
    transition: background-color 0.3s ease, border-color 0.3s ease;
    position: relative;
    color: var(--text-color-dark-bg);
}

.page-download__faq-item.active .page-download__faq-question {
    background: #0D2240; /* Slightly darker when active */
    border-color: var(--secondary-color);
}

.page-download__faq-question:hover {
    background: #0D2240;
    border-color: var(--secondary-color);
}

.page-download__faq-question:active {
    background: #081525;
}

/* 问题标题样式 */
.page-download__faq-question h3 {
    margin: 0;
    padding: 0;
    flex: 1;
    font-size: 18px;
    font-weight: 600;
    line-height: 1.5;
    pointer-events: none; /* 防止h3标签阻止点击事件 */
    color: var(--secondary-color);
}

/* 切换图标 */
.page-download__faq-toggle {
    font-size: 28px;
    font-weight: bold;
    line-height: 1;
    color: var(--secondary-color);
    transition: transform 0.3s ease, color 0.3s ease;
    flex-shrink: 0;
    margin-left: 15px;
    pointer-events: none; /* 防止图标阻止点击事件 */
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
}

.page-download__faq-item.active .page-download__faq-toggle {
    color: var(--text-color-dark-bg);
    transform: rotate(45deg); /* Rotate for 'x' effect */
}

/* CTA Final Section */
.page-download__cta-final-section {
    padding: 60px 0;
    text-align: center;
}

.page-download__cta-final-section .page-download__cta-buttons {
    margin-top: 40px;
}

.page-download__cta-button--primary {
    background-color: var(--secondary-color);
    color: var(--primary-color);
    box-shadow: 0 6px 15px rgba(255, 215, 0, 0.4);
}

.page-download__cta-button--primary:hover {
    background-color: #e6c200;
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(255, 215, 0, 0.5);
}

.page-download__cta-button--secondary {
    background-color: var(--primary-color);
    color: var(--secondary-color);
    border: 2px solid var(--secondary-color);
    box-shadow: 0 6px 15px rgba(0, 0, 0, 0.3);
}

.page-download__cta-button--secondary:hover {
    background-color: #0D2240;
    border-color: var(--text-color-dark-bg);
    color: var(--text-color-dark-bg);
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.4);
}

/* Responsive Design */
@media (max-width: 1024px) {
    .page-download__main-title {
        font-size: 44px;
    }
    .page-download__hero-description {
        font-size: 20px;
    }
    .page-download__hero-image-wrapper {
        width: 500px;
        height: 375px;
        bottom: -80px;
        right: -80px;
    }
}

@media (max-width: 768px) {
    .page-download__container {
        padding: 20px 15px;
        max-width: 100% !important;
        width: 100% !important;
        box-sizing: border-box !important;
        overflow: hidden !important;
    }
    
    .page-download__hero-section {
        padding-top: var(--header-offset, 120px) !important;
        padding-bottom: 60px;
        padding-left: 15px;
        padding-right: 15px;
        max-width: 100% !important;
        width: 100% !important;
        box-sizing: border-box !important;
        overflow: hidden !important;
    }

    .page-download__main-title {
        font-size: 36px;
        margin-bottom: 15px;
    }

    .page-download__hero-description {
        font-size: 18px;
        margin-bottom: 30px;
    }

    .page-download__cta-buttons {
        flex-direction: column;
        gap: 15px;
        max-width: 100% !important;
        width: 100% !important;
        box-sizing: border-box !important;
        padding-left: 0;
        padding-right: 0;
    }

    .page-download__cta-button {
        padding: 15px 30px;
        font-size: 18px;
        border-radius: 8px;
        width: 100% !important;
        max-width: 100% !important;
        box-sizing: border-box !important;
        white-space: normal !important;
        word-wrap: break-word !important;
    }

    .page-download__hero-image-wrapper {
        position: relative;
        width: 100%;
        height: auto;
        bottom: auto;
        right: auto;
        margin-top: 40px;
        opacity: 1;
        transform: rotate(0deg);
    }

    .page-download__hero-image {
        max-width: 100% !important;
        width: 100% !important;
        height: auto !important;
        object-fit: contain;
        border-radius: 8px;
    }

    .page-download__section-title {
        font-size: 28px;
        margin-bottom: 15px;
    }

    .page-download__section-description {
        font-size: 16px;
        margin-bottom: 30px;
    }

    .page-download__step-category {
        margin-bottom: 40px;
    }

    .page-download__step-title {
        font-size: 24px;
        margin-bottom: 20px;
    }

    .page-download__step-list {
        flex-direction: column;
        gap: 20px;
    }

    .page-download__step-item {
        flex: 1 1 100%;
        max-width: 100%;
        padding: 20px;
    }

    .page-download__step-icon {
        width: 150px;
        height: 150px;
        margin-bottom: 15px;
    }

    .page-download__notice-box {
        padding: 20px;
        margin-top: 40px;
    }

    .page-download__notice-title {
        font-size: 20px;
    }

    .page-download__notice-list {
        font-size: 15px;
    }

    .page-download__benefits-grid,
    .page-download__security-content {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .page-download__benefit-card,
    .page-download__security-item {
        padding: 25px;
    }

    .page-download__benefit-icon,
    .page-download__security-icon {
        width: 150px;
        height: 150px;
    }

    .page-download__benefit-title,
    .page-download__security-item-title {
        font-size: 20px;
    }

    .page-download__faq-question {
        padding: 15px;
        flex-wrap: wrap;
    }
    
    .page-download__faq-question h3 {
        font-size: 16px;
        margin-bottom: 0;
        width: calc(100% - 40px);
    }
    
    .page-download__faq-toggle {
        margin-left: 10px;
        width: 28px;
        height: 28px;
        font-size: 24px;
    }
    
    .page-download__faq-answer {
        padding: 0 15px;
    }
    
    .page-download__faq-item.active .page-download__faq-answer {
        padding: 15px !important;
    }

    .page-download img {
        max-width: 100% !important;
        width: 100% !important;
        height: auto !important;
        display: block !important;
    }

    .page-download__section,
    .page-download__card,
    .page-download__container,
    .page-download__hero-section,
    .page-download__steps-section,
    .page-download__benefits-section,
    .page-download__security-section,
    .page-download__faq-section,
    .page-download__cta-final-section,
    .page-download__step-item,
    .page-download__benefit-card,
    .page-download__security-item,
    .page-download__faq-item {
        max-width: 100% !important;
        width: 100% !important;
        box-sizing: border-box !important;
        padding-left: 15px;
        padding-right: 15px;
        overflow: hidden !important; /* Ensure no overflow */
    }

    /* Specific override for hero section padding for mobile */
    .page-download__hero-section {
        padding-left: 15px !important;
        padding-right: 15px !important;
    }

    .page-download__cta-buttons {
        padding-left: 0px !important; /* Buttons themselves will handle padding */
        padding-right: 0px !important;
    }
}