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

/* Custom colors from requirements */
:root {
    --main-color: #11A84E;
    --secondary-color: #22C768;
    --button-gradient: linear-gradient(180deg, #2AD16F 0%, #13994A 100%);
    --card-bg: #11271B;
    --background: #08160F;
    --text-main: #F2FFF6;
    --text-secondary: #A7D9B8;
    --border-color: #2E7A4E;
    --glow-color: #57E38D;
    --gold-color: #F2C14E;
    --divider-color: #1E3A2A;
    --deep-green: #0A4B2C;
    --main-color-rgb: 17, 168, 78; /* For rgba calculations */
}

/* General styles for the download page */
.page-download {
    font-family: Arial, sans-serif;
    line-height: 1.6;
    color: var(--text-main); /* Using custom color */
    background-color: var(--background); /* Using custom color */
}

.page-download__section-title {
    font-size: 2.5em;
    color: var(--text-main); /* Using custom color */
    text-align: center;
    margin-bottom: 20px;
    font-weight: bold;
    line-height: 1.2;
    letter-spacing: -0.02em;
}

.page-download__section-description {
    font-size: 1.1em;
    color: var(--text-secondary); /* Using custom color */
    text-align: center;
    max-width: 800px;
    margin: 0 auto 40px auto;
}

/* Hero Section */
.page-download__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 as body handles --header-offset */
    text-align: center;
    box-sizing: border-box;
    background-color: var(--background); /* Ensure background is defined */
}

.page-download__hero-content {
    max-width: 900px;
    margin-bottom: 40px;
    z-index: 2;
}

.page-download__main-title {
    font-size: clamp(2.2em, 4vw, 3.5em); /* Responsive font size for H1 */
    color: var(--text-main); /* Using custom color */
    font-weight: bold;
    line-height: 1.2;
    letter-spacing: -0.03em;
    margin-bottom: 20px;
}

.page-download__description {
    font-size: 1.2em;
    color: var(--text-secondary); /* Using custom color */
    margin-bottom: 30px;
}

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

.page-download__btn-primary,
.page-download__btn-secondary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 15px 30px;
    border-radius: 8px;
    font-size: 1.1em;
    font-weight: bold;
    text-decoration: none;
    transition: all 0.3s ease;
    cursor: pointer;
    white-space: normal; /* Allow text wrapping */
    word-wrap: break-word; /* Allow text wrapping */
    box-sizing: border-box;
    max-width: 100%; /* Ensure responsiveness */
}

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

.page-download__btn-primary:hover {
    background: linear-gradient(180deg, #13994A 0%, #2AD16F 100%);
    transform: translateY(-2px);
}

.page-download__btn-secondary {
    background: transparent;
    color: var(--main-color); /* Use main color for text */
    border: 2px solid var(--border-color); /* Custom border color */
    box-shadow: none;
}

.page-download__btn-secondary:hover {
    background: var(--main-color);
    color: var(--text-main); /* White text on hover */
    transform: translateY(-2px);
}

.page-download__hero-image-wrapper {
    width: 100%;
    max-width: 1200px; /* Adjust as needed */
    margin-top: 40px;
    overflow: hidden;
    border-radius: 12px;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.3);
}

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

/* Download Guide Section */
.page-download__download-guide-section {
    max-width: 1200px;
    margin: 40px auto;
    padding: 40px 20px;
    box-sizing: border-box;
    text-align: center;
}

.page-download__platform-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.page-download__platform-card {
    background-color: var(--card-bg); /* Custom card background */
    border-radius: 12px;
    padding: 30px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    text-align: left;
    display: flex;
    flex-direction: column;
    align-items: center;
    color: var(--text-main);
}

.page-download__card-title {
    font-size: 1.8em;
    color: var(--text-main); /* Custom text color */
    margin-bottom: 20px;
    font-weight: bold;
    text-align: center;
}

.page-download__qr-code {
    margin-bottom: 25px;
    padding: 15px;
    background-color: #ffffff;
    border-radius: 8px;
    display: inline-block;
}

.page-download__qr-image {
    width: 250px;
    height: 250px;
    display: block;
    max-width: 100%;
    height: auto;
}

.page-download__steps-list {
    list-style: none;
    padding: 0;
    margin-bottom: 30px;
}

.page-download__steps-list li {
    margin-bottom: 15px;
    font-size: 1.05em;
    color: var(--text-secondary); /* Custom text color */
}

.page-download__steps-list li strong {
    color: var(--text-main); /* Custom text color */
}

.page-download__note-block {
    background-color: var(--deep-green); /* Custom deep green background */
    border-radius: 12px;
    padding: 30px;
    margin-top: 50px;
    text-align: left;
    color: var(--text-main);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
}

.page-download__note-title {
    font-size: 1.6em;
    color: var(--gold-color); /* Custom gold color */
    margin-bottom: 20px;
    text-align: center;
    font-weight: bold;
}

.page-download__note-list {
    list-style: disc;
    margin-left: 25px;
    color: var(--text-secondary); /* Custom text color */
}

.page-download__note-list li {
    margin-bottom: 10px;
    font-size: 1em;
}

/* Features Section */
.page-download__features-section {
    max-width: 1200px;
    margin: 40px auto;
    padding: 40px 20px;
    box-sizing: border-box;
    text-align: center;
    background-color: var(--background); /* Ensure background is defined */
}

.page-download__feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.page-download__feature-card {
    background-color: var(--card-bg); /* Custom card background */
    border-radius: 12px;
    padding: 25px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    text-align: center;
    color: var(--text-main);
}

.page-download__feature-image {
    width: 100%;
    height: 200px; /* Fixed height for consistency */
    object-fit: cover;
    border-radius: 8px;
    margin-bottom: 20px;
    display: block;
    max-width: 100%;
}

.page-download__feature-card .page-download__card-title {
    font-size: 1.4em;
    margin-bottom: 15px;
    color: var(--text-main);
}

.page-download__card-text {
    font-size: 0.95em;
    color: var(--text-secondary); /* Custom text color */
}

/* Promotions Section */
.page-download__promotions-section {
    max-width: 1200px;
    margin: 40px auto;
    padding: 40px 20px;
    box-sizing: border-box;
    text-align: center;
    background-color: var(--background); /* Ensure background is defined */
}

.page-download__promo-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.page-download__promo-card {
    background-color: var(--card-bg); /* Custom card background */
    border-radius: 12px;
    padding: 25px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    text-align: center;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    color: var(--text-main);
}

.page-download__promo-card .page-download__card-title {
    font-size: 1.4em;
    margin-bottom: 15px;
    color: var(--text-main);
}

.page-download__promo-card .page-download__card-text {
    flex-grow: 1;
    margin-bottom: 20px;
    color: var(--text-secondary);
}

.page-download__cta-bottom, .page-download__cta-final {
    margin-top: 50px;
    text-align: center;
}

/* FAQ Section */
.page-download__faq-section {
    max-width: 1200px;
    margin: 40px auto;
    padding: 40px 20px;
    box-sizing: border-box;
    background-color: var(--background); /* Ensure background is defined */
}

.page-download__faq-list {
    margin-top: 40px;
}

.page-download__faq-item {
    background-color: var(--card-bg); /* Custom card background */
    border-radius: 12px;
    margin-bottom: 15px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
    overflow: hidden;
    color: var(--text-main);
}

.page-download__faq-question {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 25px;
    font-size: 1.15em;
    font-weight: bold;
    color: var(--text-main); /* Custom text color */
    cursor: pointer;
    background-color: var(--card-bg); /* Custom card background */
    border-bottom: 1px solid var(--divider-color); /* Custom divider color */
    transition: background-color 0.3s ease;
    list-style: none; /* For details/summary */
}

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

.page-download__faq-question:hover {
    background-color: rgba(var(--main-color-rgb), 0.1);
}

.page-download__faq-qtext {
    flex-grow: 1;
}

.page-download__faq-toggle {
    font-size: 1.5em;
    line-height: 1;
    margin-left: 15px;
    color: var(--main-color); /* Custom main color */
}

details.page-download__faq-item[open] .page-download__faq-question {
    border-bottom-color: transparent;
}

.page-download__faq-answer {
    padding: 0 25px 20px 25px;
    font-size: 1em;
    color: var(--text-secondary); /* Custom text color */
    line-height: 1.6;
}

/* Conclusion Section */
.page-download__conclusion-section {
    max-width: 1000px;
    margin: 40px auto 80px auto;
    padding: 40px 20px;
    box-sizing: border-box;
    text-align: center;
    background-color: var(--background); /* Ensure background is defined */
}

/* Responsive styles */
@media (max-width: 1024px) {
    .page-download__section-title {
        font-size: 2em;
    }
    .page-download__main-title {
        font-size: clamp(2em, 5vw, 3em);
    }
}

@media (max-width: 768px) {
    .page-download {
        font-size: 16px;
        line-height: 1.6;
    }

    .page-download__hero-section {
        padding: 40px 15px;
        padding-top: 10px;
    }

    .page-download__hero-content {
        margin-bottom: 30px;
    }

    .page-download__main-title {
        font-size: clamp(1.8em, 6vw, 2.5em);
        margin-bottom: 15px;
    }

    .page-download__description {
        font-size: 1em;
        margin-bottom: 20px;
    }

    .page-download__cta-buttons {
        flex-direction: column;
        gap: 15px;
        width: 100% !important;
        max-width: 100% !important;
        box-sizing: border-box !important;
        padding-left: 15px;
        padding-right: 15px;
        flex-wrap: wrap !important;
    }
    
    .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: 12px 20px;
        font-size: 1em;
    }

    .page-download__hero-image-wrapper {
        margin-top: 30px;
    }

    .page-download__download-guide-section,
    .page-download__features-section,
    .page-download__promotions-section,
    .page-download__faq-section,
    .page-download__conclusion-section {
        padding: 30px 15px;
    }

    .page-download__section-title {
        font-size: 1.8em;
        margin-bottom: 15px;
    }

    .page-download__section-description {
        font-size: 0.95em;
        margin-bottom: 30px;
    }

    .page-download__platform-cards,
    .page-download__feature-grid,
    .page-download__promo-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .page-download__platform-card,
    .page-download__feature-card,
    .page-download__promo-card,
    .page-download__note-block,
    .page-download__faq-item {
        padding: 20px;
    }

    .page-download__qr-code {
        margin-bottom: 20px;
    }

    .page-download__qr-image {
        width: 180px;
        height: 180px;
    }

    .page-download__note-title {
        font-size: 1.4em;
    }

    .page-download__feature-image {
        height: 180px; /* Adjust height for mobile */
    }

    .page-download__faq-question {
        font-size: 1em;
        padding: 15px 20px;
    }

    .page-download__faq-toggle {
        font-size: 1.2em;
    }

    .page-download__faq-answer {
        padding: 0 20px 15px 20px;
    }

    /* Image responsive force */
    .page-download img {
        max-width: 100% !important;
        width: 100% !important;
        height: auto !important;
        display: block !important;
    }

    /* Container responsive force for images, videos, buttons */
    .page-download__hero-section,
    .page-download__download-guide-section,
    .page-download__platform-cards,
    .page-download__platform-card,
    .page-download__note-block,
    .page-download__features-section,
    .page-download__feature-grid,
    .page-download__feature-card,
    .page-download__promotions-section,
    .page-download__promo-grid,
    .page-download__promo-card,
    .page-download__faq-section,
    .page-download__faq-list,
    .page-download__faq-item,
    .page-download__conclusion-section,
    .page-download__cta-bottom,
    .page-download__cta-final,
    .page-download__hero-image-wrapper {
        max-width: 100% !important;
        width: 100% !important;
        box-sizing: border-box !important;
        overflow: hidden !important; /* Ensure no overflow */
    }
}

/* Ensure image filters are not used */
.page-download img {
    filter: none !important;
}