/* 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;
    --color-button-gradient-start: #2AD16F;
    --color-button-gradient-end: #13994A;
    --color-card-bg: #11271B;
    --color-background: #08160F;
    --color-text-main: #F2FFF6;
    --color-text-secondary: #A7D9B8;
    --color-border: #2E7A4E;
    --color-glow: #57E38D;
    --color-gold: #F2C14E;
    --color-divider: #1E3A2A;
    --color-deep-green: #0A4B2C;
}

.page-download {
    background-color: var(--color-background); /* Ensure consistent background */
    color: var(--color-text-main); /* Light text on dark background */
    font-family: Arial, sans-serif;
    line-height: 1.6;
}

.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;
    align-items: center;
    padding-top: 10px; /* Small top padding, body handles header offset */
    padding-bottom: 60px;
    background-color: var(--color-deep-green);
    overflow: hidden; /* Ensure no image overflow */
}

.page-download__hero-image-wrapper {
    width: 100%;
    max-width: 100%;
    overflow: hidden;
    box-sizing: border-box;
    margin-bottom: 30px;
}

.page-download__hero-image {
    width: 100%;
    height: auto;
    display: block;
    object-fit: cover;
    border-radius: 8px;
}

.page-download__hero-content {
    text-align: center;
    max-width: 800px;
    z-index: 1;
}

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

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

.page-download__cta-buttons {
    display: flex;
    flex-wrap: wrap; /* Allow wrapping on mobile */
    gap: 20px;
    justify-content: center;
    margin-bottom: 30px;
}

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

.page-download__btn-primary {
    background: linear-gradient(180deg, var(--color-button-gradient-start) 0%, var(--color-button-gradient-end) 100%);
    color: var(--color-text-main);
    border: 2px solid transparent;
}

.page-download__btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
}

.page-download__btn-secondary {
    background-color: transparent;
    color: var(--color-glow);
    border: 2px solid var(--color-glow);
}

.page-download__btn-secondary:hover {
    background-color: var(--color-glow);
    color: var(--color-background);
    transform: translateY(-3px);
}

/* Common Section Styles */
.page-download__section-title {
    font-size: clamp(1.8em, 3.5vw, 2.5em);
    color: var(--color-gold);
    text-align: center;
    margin-bottom: 40px;
    line-height: 1.3;
    font-weight: bold;
}

.page-download__dark-section {
    background-color: var(--color-deep-green);
    padding: 60px 0;
}

/* Advantages Section */
.page-download__advantages-section {
    padding: 60px 0;
}

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

.page-download__card {
    background-color: var(--color-card-bg);
    border: 1px solid var(--color-border);
    border-radius: 12px;
    padding: 30px;
    text-align: center;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
    transition: transform 0.3s ease;
    height: 100%; /* Ensure cards have equal height */
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
}

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

.page-download__card-title {
    font-size: 1.4em;
    color: var(--color-gold);
    margin-bottom: 15px;
    font-weight: bold;
}

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

/* How To Download Section */
.page-download__how-to-download {
    padding: 60px 0;
}

.page-download__download-steps {
    display: flex;
    flex-wrap: wrap;
    gap: 30px;
    justify-content: center;
    margin-bottom: 40px;
}

.page-download__step-card {
    background-color: var(--color-card-bg);
    border: 1px solid var(--color-border);
    border-radius: 12px;
    padding: 30px;
    text-align: left;
    flex: 1;
    min-width: 300px;
    max-width: 550px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.page-download__step-image {
    width: 100%;
    height: auto;
    display: block;
    border-radius: 8px;
    margin-bottom: 25px;
}

.page-download__step-list {
    list-style-type: decimal;
    padding-left: 20px;
    color: var(--color-text-secondary);
}

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

.page-download__notes {
    background-color: var(--color-deep-green);
    border-radius: 12px;
    padding: 30px;
    border: 1px solid var(--color-border);
}

.page-download__notes-title {
    font-size: 1.5em;
    color: var(--color-gold);
    margin-bottom: 15px;
    text-align: center;
}

.page-download__notes-list {
    list-style-type: disc;
    padding-left: 25px;
    color: var(--color-text-secondary);
}

.page-download__notes-list li {
    margin-bottom: 8px;
    font-size: 1em;
}

/* Features Section */
.page-download__features-section {
    padding: 60px 0;
}

.page-download__features-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    align-items: center;
}

.page-download__feature-item {
    display: flex;
    flex-direction: column;
}

.page-download__feature-image {
    width: 100%;
    height: auto;
    display: block;
    border-radius: 12px;
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.3);
}

.page-download__feature-title {
    font-size: 1.4em;
    color: var(--color-gold);
    margin-top: 20px;
    margin-bottom: 10px;
    font-weight: bold;
}

.page-download__feature-text {
    font-size: 1em;
    color: var(--color-text-secondary);
    margin-bottom: 15px;
}

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

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

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

.page-download__faq-question {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 25px;
    font-size: 1.2em;
    font-weight: bold;
    color: var(--color-gold);
    cursor: pointer;
    background-color: var(--color-card-bg);
    border-bottom: 1px solid var(--color-divider);
    list-style: none; /* For details/summary */
}

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

.page-download__faq-item[open] .page-download__faq-question {
    border-bottom: 1px solid var(--color-border);
}

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

.page-download__faq-item[open] .page-download__faq-toggle {
    transform: rotate(45deg);
}

.page-download__faq-answer {
    padding: 0 25px 20px;
    font-size: 1em;
    color: var(--color-text-secondary);
    line-height: 1.7;
}

.page-download__faq-answer p {
    margin-top: 0;
    margin-bottom: 0;
}

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

.page-download__cta-content {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.page-download__cta-content .page-download__description {
    max-width: 800px;
    margin-bottom: 40px;
}

.page-download__cta-image {
    width: 100%;
    max-width: 800px;
    height: auto;
    display: block;
    margin-top: 50px;
    border-radius: 12px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
}

/* Responsive Design */
@media (max-width: 1024px) {
    .page-download__features-grid {
        grid-template-columns: 1fr;
    }
    .page-download__feature-item:first-child {
        order: 2; /* Move image below text on smaller screens */
    }
    .page-download__feature-item:last-child {
        order: 1; /* Move text above image on smaller screens */
    }
    .page-download__section-title {
        margin-bottom: 30px;
    }
    .page-download__main-title {
        margin-bottom: 15px;
    }
    .page-download__description {
        margin-bottom: 25px;
    }
    .page-download__cta-buttons {
        gap: 15px;
    }
}

@media (max-width: 768px) {
    .page-download__hero-section,
    .page-download__advantages-section,
    .page-download__how-to-download,
    .page-download__features-section,
    .page-download__faq-section,
    .page-download__cta-section {
        padding-top: 40px;
        padding-bottom: 40px;
    }

    .page-download__main-title {
        font-size: 2.2em; /* Smaller H1 for mobile */
    }

    .page-download__section-title {
        font-size: 1.8em;
        margin-bottom: 25px;
    }

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

    .page-download__btn-primary,
    .page-download__btn-secondary {
        max-width: 100% !important;
        width: 100% !important;
        box-sizing: border-box !important;
        padding: 12px 20px;
        font-size: 1em;
        white-space: normal !important;
        word-wrap: break-word !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__hero-image-wrapper,
    .page-download__download-steps,
    .page-download__step-card,
    .page-download__notes,
    .page-download__features-grid,
    .page-download__feature-item,
    .page-download__faq-list,
    .page-download__cta-content {
        max-width: 100% !important;
        width: 100% !important;
        box-sizing: border-box !important;
        padding-left: 15px;
        padding-right: 15px;
        overflow: hidden !important; /* Ensure content doesn't overflow */
    }

    .page-download__hero-section {
        padding-top: 10px !important; /* body handles --header-offset, this is just for visual spacing */
    }

    .page-download__faq-question {
        font-size: 1.1em;
        padding: 15px 20px;
    }
    .page-download__faq-answer {
        padding: 0 20px 15px;
    }
}