/* 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; /* Main color */
    --color-secondary: #22C768; /* Auxiliary color */
    --gradient-button: linear-gradient(180deg, #2AD16F 0%, #13994A 100%); /* Button gradient */
    --bg-card: #11271B; /* Card Background */
    --bg-main: #08160F; /* Main Background */
    --text-main: #F2FFF6; /* Main Text Color */
    --text-secondary: #A7D9B8; /* Secondary Text Color */
    --border-color: #2E7A4E; /* Border Color */
    --color-glow: #57E38D; /* Glow Color */
    --color-gold: #F2C14E; /* Gold Color */
    --color-divider: #1E3A2A; /* Divider Color */
    --color-deep-green: #0A4B2C; /* Deep Green Color */
}

.page-download {
    background-color: var(--bg-main);
    color: var(--text-main);
    font-family: 'Arial', sans-serif;
    line-height: 1.6;
    font-size: 16px;
}

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

/* Hero Section */
.page-download__hero-section {
    position: relative;
    display: flex;
    flex-direction: column; /* Image above text for mobile, or flex-direction column for desktop too */
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 60px 20px;
    padding-top: 10px; /* Small top padding, body handles header offset */
    background-color: var(--color-deep-green);
    overflow: hidden; /* Ensure no overflow */
}

.page-download__hero-content {
    max-width: 800px;
    margin-bottom: 40px; /* Space between content and image */
    z-index: 2; /* Ensure content is above image if any overlap */
}

.page-download__hero-image-wrapper {
    width: 100%;
    max-width: 1200px; /* Constrain image width */
    margin-top: 20px; /* Space between content and image */
    z-index: 1;
}

.page-download__hero-image {
    width: 100%;
    height: auto;
    display: block;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

.page-download__main-title {
    font-size: clamp(2.5rem, 5vw, 3.5rem); /* Responsive H1 font size */
    color: var(--text-main);
    font-weight: 700;
    margin-bottom: 20px;
    line-height: 1.2;
    text-shadow: 0 2px 5px rgba(0,0,0,0.2);
}

.page-download__description {
    font-size: 1.2rem;
    color: var(--text-secondary);
    margin-bottom: 30px;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

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

.page-download__btn-primary,
.page-download__btn-secondary {
    display: inline-block;
    padding: 15px 30px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 700;
    font-size: 1.1rem;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(0,0,0,0.2);
    box-sizing: border-box;
    max-width: 100%; /* Ensure buttons don't overflow */
    white-space: normal; /* Allow text to wrap */
    word-wrap: break-word; /* Allow long words to break */
    text-align: center;
}

.page-download__btn-primary {
    background: var(--gradient-button);
    color: #ffffff;
    border: 2px solid transparent;
}

.page-download__btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(0,0,0,0.3);
    opacity: 0.9;
}

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

.page-download__btn-secondary:hover {
    background-color: var(--color-primary);
    color: #ffffff;
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(0,0,0,0.3);
}

/* General Section Styling */
.page-download__section {
    padding: 80px 0;
    text-align: center;
}

.page-download__section-title {
    font-size: clamp(2rem, 4vw, 3rem);
    color: var(--text-main);
    margin-bottom: 40px;
    font-weight: 700;
    position: relative;
    padding-bottom: 15px;
}

.page-download__section-title::after {
    content: '';
    position: absolute;
    left: 50%;
    bottom: 0;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background-color: var(--color-primary);
    border-radius: 2px;
}

.page-download__text-block {
    font-size: 1.1rem;
    color: var(--text-secondary);
    max-width: 800px;
    margin: 0 auto 50px auto;
}

/* Download Guide Section */
.page-download__download-guide {
    background-color: var(--bg-main);
}

.page-download__guide-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 50px;
}

.page-download__card {
    background-color: var(--bg-card);
    border-radius: 15px;
    padding: 30px;
    text-align: left;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.2);
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    border: 1px solid var(--border-color);
    transition: transform 0.3s ease;
}

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

.page-download__card-title {
    font-size: 1.8rem;
    color: var(--text-main);
    margin-bottom: 20px;
    font-weight: 600;
}

.page-download__card-image {
    width: 100%;
    height: auto;
    border-radius: 10px;
    margin-bottom: 25px;
    display: block;
}

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

.page-download__list-item {
    margin-bottom: 15px;
    color: var(--text-secondary);
    line-height: 1.8;
    position: relative;
    padding-left: 25px;
}

.page-download__list-item::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--color-glow);
    font-weight: bold;
}

.page-download__btn-small {
    padding: 10px 20px;
    font-size: 1rem;
    align-self: center; /* Center button within card */
    margin-top: auto; /* Push button to bottom */
}


/* Benefits Section */
.page-download__benefits-section {
    background-color: var(--color-deep-green);
    color: var(--text-main);
}

.page-download__benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    margin-top: 50px;
}

.page-download__benefit-item {
    background-color: var(--bg-card);
    border-radius: 15px;
    padding: 30px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.2);
    border: 1px solid var(--border-color);
    transition: transform 0.3s ease;
}

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

.page-download__benefit-icon {
    width: 100%; /* Image should fill card width */
    height: auto;
    max-height: 200px; /* Limit height for uniform look */
    object-fit: cover;
    border-radius: 10px;
    margin-bottom: 20px;
    display: block; /* Ensure it's a block element */
}

.page-download__benefit-title {
    font-size: 1.5rem;
    color: var(--text-main);
    margin-bottom: 15px;
    font-weight: 600;
}

.page-download__benefit-description {
    color: var(--text-secondary);
    font-size: 1rem;
}

/* FAQ Section */
.page-download__faq-section {
    background-color: var(--bg-main);
}

.page-download__faq-list {
    max-width: 900px;
    margin: 50px auto 0 auto;
}

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

.page-download__faq-question {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 25px;
    font-size: 1.2rem;
    font-weight: 600;
    cursor: pointer;
    background-color: var(--bg-card);
    transition: background-color 0.3s ease;
    list-style: none; /* For details summary */
}

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

.page-download__faq-question:hover {
    background-color: rgba(var(--color-primary), 0.1); /* Subtle hover effect */
}

.page-download__faq-qtext {
    color: var(--text-main);
}

.page-download__faq-toggle {
    font-size: 1.8rem;
    line-height: 1;
    color: var(--color-glow);
    transition: transform 0.3s ease;
}

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

.page-download__faq-answer {
    padding: 0 25px 20px 25px;
    font-size: 1.05rem;
    color: var(--text-secondary);
    line-height: 1.7;
}

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

/* Final CTA Section */
.page-download__cta-final-section {
    background-color: var(--color-deep-green);
    padding: 80px 0;
}

.page-download__cta-final-buttons {
    margin-top: 50px;
}

/* Responsive Design */
@media (max-width: 1024px) {
    .page-download__hero-section {
        flex-direction: column;
        padding-top: 10px;
    }
    .page-download__hero-content {
        margin-bottom: 30px;
    }
    .page-download__hero-image-wrapper {
        margin-top: 0;
    }
}

@media (max-width: 768px) {
    .page-download__container {
        padding: 0 15px;
    }

    .page-download__hero-section {
        padding: 40px 15px;
        padding-top: 10px !important; /* body already handles --header-offset */
    }

    .page-download__main-title {
        font-size: clamp(2rem, 8vw, 2.8rem);
    }

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

    .page-download__cta-buttons {
        flex-direction: column;
        gap: 15px;
    }

    .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;
        padding-right: 15px;
    }

    .page-download__section {
        padding: 60px 0;
    }

    .page-download__section-title {
        font-size: clamp(1.8rem, 7vw, 2.5rem);
        margin-bottom: 30px;
    }

    .page-download__text-block {
        font-size: 1rem;
        margin-bottom: 40px;
    }

    .page-download__card {
        padding: 20px;
    }

    .page-download__card-title {
        font-size: 1.5rem;
    }

    .page-download__list-item {
        font-size: 0.95rem;
    }

    .page-download__benefits-grid {
        grid-template-columns: 1fr;
    }

    .page-download__benefit-title {
        font-size: 1.3rem;
    }

    .page-download__faq-question {
        font-size: 1.05rem;
        padding: 15px 20px;
    }

    .page-download__faq-answer {
        font-size: 0.95rem;
        padding: 0 20px 15px 20px;
    }

    /* Images responsive */
    .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__download-guide,
    .page-download__benefits-section,
    .page-download__faq-section,
    .page-download__cta-final-section {
      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 for hero image wrapper */
    .page-download__hero-image-wrapper {
        max-width: 100% !important;
        width: 100% !important;
        box-sizing: border-box !important;
        overflow: hidden !important;
    }

    /* Videos responsive (if any, though not explicitly used in content above) */
    .page-download video,
    .page-download__video {
      max-width: 100% !important;
      width: 100% !important;
      height: auto !important;
      display: block !important;
    }
    
    .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__video-section {
        padding-top: 10px !important;
    }
}