/* style/download.css */
/* body 已 padding-top: var(--header-offset)；页面禁止再写该变量 */

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

.page-download {
    font-family: Arial, sans-serif;
    background-color: var(--bg-color); /* Dark background */
    color: var(--text-main); /* Light text for dark background */
}

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

/* Hero Section */
.page-download__hero-section {
    position: relative;
    width: 100%;
    display: flex;
    flex-direction: column; /* Image above text */
    align-items: center;
    padding: 60px 20px;
    padding-top: 10px; /* Small top padding, body handles header offset */
    box-sizing: border-box;
    overflow: hidden; /* Ensure content doesn't overflow */
}

.page-download__hero-content-wrapper {
    display: flex;
    flex-direction: column; /* Ensure image is above text */
    align-items: center;
    max-width: 1200px;
    width: 100%;
    gap: 30px;
}

.page-download__hero-image {
    width: 100%;
    max-width: 1000px; /* Example max width */
    height: auto;
    border-radius: 15px;
    object-fit: cover;
    display: block;
}

.page-download__hero-text-block {
    text-align: center;
    max-width: 900px;
    padding: 20px;
    color: var(--text-main);
}

.page-download__main-title {
    font-size: clamp(2em, 4vw, 3.2em); /* Use clamp for H1 font size */
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 20px;
    color: var(--gold-color); /* Gold color for main title */
}

.page-download__description {
    font-size: 1.1em;
    line-height: 1.6;
    margin-bottom: 30px;
    color: var(--text-secondary);
}

.page-download__cta-buttons {
    display: flex;
    flex-wrap: wrap; /* Allow wrapping on small screens */
    gap: 20px;
    justify-content: center;
}

/* Buttons */
.page-download__btn-primary,
.page-download__btn-secondary {
    padding: 15px 30px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 700;
    font-size: 1.1em;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 200px; /* Ensure buttons are not too small */
    box-sizing: border-box;
    white-space: normal; /* Allow text wrapping */
    word-wrap: break-word; /* Allow text wrapping */
}

.page-download__btn-primary {
    background: var(--btn-gradient);
    color: #ffffff; /* White text for primary button */
    border: none;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.page-download__btn-primary:hover {
    opacity: 0.9;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
}

.page-download__btn-secondary {
    background: var(--text-main); /* Light background for secondary */
    color: var(--color-primary); /* Primary color text for secondary */
    border: 2px solid var(--color-primary);
}

.page-download__btn-secondary:hover {
    background: var(--color-primary);
    color: var(--text-main);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.page-download__btn-full-width {
    width: 100%;
    max-width: 300px; /* Max width for full-width buttons in cards */
    margin-top: 20px;
}

/* Sections */
.page-download__section-title {
    font-size: clamp(1.8em, 3vw, 2.8em);
    font-weight: 700;
    text-align: center;
    margin-bottom: 40px;
    color: var(--gold-color);
    padding-top: 40px;
}

.page-download__text-block {
    font-size: 1.05em;
    line-height: 1.7;
    text-align: center;
    max-width: 900px;
    margin: 0 auto 40px auto;
    color: var(--text-secondary);
}

.page-download__dark-section {
    background-color: var(--deep-green-color); /* Deep Green for dark sections */
    padding: 60px 0;
    color: var(--text-main);
}

/* Cards */
.page-download__card {
    background-color: var(--card-bg); /* Card BG color */
    border-radius: 10px;
    padding: 30px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.3);
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    color: var(--text-main);
}

.page-download__card-image {
    width: 100%;
    max-width: 400px; /* Ensure images are responsive within cards */
    height: auto;
    border-radius: 8px;
    margin-bottom: 20px;
    object-fit: cover;
    min-width: 200px; /* Minimum size for content images */
    min-height: 200px; /* Minimum size for content images */
    display: block;
}

.page-download__card-title {
    font-size: 1.5em;
    font-weight: 600;
    margin-bottom: 15px;
    color: var(--gold-color);
}

.page-download__card-text {
    font-size: 1em;
    line-height: 1.6;
    color: var(--text-secondary);
}

/* Benefits Section */
.page-download__benefits-grid,
.page-download__features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

/* Guide Section */
.page-download__guide-section {
    padding: 60px 0;
}

.page-download__guide-steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.page-download__step-list {
    list-style: none;
    padding: 0;
    text-align: left;
    margin-top: 20px;
}

.page-download__step-list li {
    margin-bottom: 15px;
    padding-left: 0;
    position: relative;
    font-size: 1em;
    line-height: 1.6;
    color: var(--text-secondary);
}

.page-download__step-title {
    color: var(--text-main);
    font-size: 1.1em;
    display: block;
    margin-bottom: 5px;
}

.page-download__note-text {
    font-size: 0.95em;
    color: var(--text-secondary);
    text-align: center;
    margin-top: 40px;
}

/* FAQ Section */
.page-download__faq-section {
    padding: 60px 0;
    background-color: var(--bg-color);
}

.page-download__faq-list {
    max-width: 900px;
    margin: 40px auto 0 auto;
}

.page-download__faq-item {
    margin-bottom: 15px;
    border: 1px solid var(--border-color);
    background-color: var(--card-bg);
    border-radius: 10px;
    overflow: hidden;
    color: var(--text-main);
    text-align: left;
}

.page-download__faq-question {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px;
    font-size: 1.1em;
    font-weight: 600;
    cursor: pointer;
    background-color: var(--deep-green-color);
    color: var(--text-main);
    border-bottom: 1px solid var(--border-color);
    list-style: none; /* For details/summary */
}

.page-download__faq-question::-webkit-details-marker {
    display: none; /* Hide default marker for webkit browsers */
}

.page-download__faq-toggle {
    font-size: 1.5em;
    line-height: 1;
    transition: transform 0.3s ease;
    color: var(--gold-color);
}

.page-download__faq-item[open] .page-download__faq-toggle {
    transform: rotate(45deg); /* Rotate for 'x' or '-' effect */
}

.page-download__faq-answer {
    padding: 20px;
    font-size: 1em;
    line-height: 1.6;
    color: var(--text-secondary);
}

/* CTA Bottom Section */
.page-download__cta-bottom {
    padding: 80px 0;
    text-align: center;
}

.page-download__cta-bottom .page-download__section-title {
    margin-bottom: 20px;
    padding-top: 0;
}

.page-download__cta-bottom .page-download__text-block {
    margin-bottom: 40px;
}

/* Responsive Design */
@media (max-width: 1024px) {
    .page-download__main-title {
        font-size: clamp(2em, 5vw, 2.8em);
    }
    .page-download__section-title {
        font-size: clamp(1.8em, 4vw, 2.4em);
    }
    .page-download__card-title {
        font-size: 1.4em;
    }
}

@media (max-width: 768px) {
    .page-download__hero-section {
        padding: 40px 15px;
        padding-top: 10px !important; /* body handles header offset */
    }

    .page-download__hero-text-block {
        padding: 15px;
    }

    .page-download__main-title {
        font-size: clamp(1.8em, 6vw, 2.5em);
    }

    .page-download__description {
        font-size: 1em;
    }

    .page-download__cta-buttons {
        flex-direction: column;
        gap: 15px;
        width: 100%;
        max-width: 300px;
        margin: 0 auto;
    }

    .page-download__btn-primary,
    .page-download__btn-secondary {
        max-width: 100% !important;
        width: 100% !important;
        box-sizing: border-box !important;
        white-space: normal !important;
        word-wrap: break-word !important;
        padding-left: 15px; /* Add padding for text */
        padding-right: 15px; /* Add padding for text */
    }
    
    .page-download__cta-buttons {
        max-width: 100% !important;
        width: 100% !important;
        box-sizing: border-box !important;
        padding-left: 15px;
        padding-right: 15px;
        flex-wrap: wrap !important;
        gap: 10px;
    }

    .page-download__container,
    .page-download__benefits-section,
    .page-download__guide-section,
    .page-download__features-section,
    .page-download__faq-section,
    .page-download__cta-bottom {
        padding-left: 15px;
        padding-right: 15px;
        max-width: 100% !important;
        width: 100% !important;
        box-sizing: border-box !important;
    }

    .page-download__section-title {
        font-size: clamp(1.5em, 5vw, 2em);
        margin-bottom: 30px;
    }

    .page-download__text-block {
        font-size: 0.95em;
        margin-bottom: 30px;
    }

    .page-download__benefits-grid,
    .page-download__features-grid,
    .page-download__guide-steps {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .page-download__card-image {
        max-width: 100% !important;
        width: 100% !important;
        height: auto !important;
        display: block !important;
        min-width: 200px; /* Ensure minimum size is maintained */
        min-height: 200px; /* Ensure minimum size is maintained */
    }

    /* All images in content area */
    .page-download img {
        max-width: 100% !important;
        width: 100% !important;
        height: auto !important;
        display: block !important;
    }

    /* All video elements in content area */
    .page-download video,
    .page-download__video {
        max-width: 100% !important;
        width: 100% !important;
        height: auto !important;
        display: block !important;
    }
    
    /* Video containers */
    .page-download__video-section,
    .page-download__video-container,
    .page-download__video-wrapper {
        max-width: 100% !important;
        width: 100% !important;
        box-sizing: border-box !important;
        padding-left: 15px;
        padding-right: 15px;
        overflow: hidden !important;
    }

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

    .page-download__faq-answer {
        padding: 15px;
    }
}