/* Base styles for the download page */
.page-download {
    color: var(--Text-Main); /* #F3F8FF */
    font-family: Arial, sans-serif;
    line-height: 1.6;
}

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

.page-download__section-title {
    color: var(--Gold); /* #F2C14E */
    text-align: center;
    font-size: 2.5em;
    margin-bottom: 20px;
    font-weight: bold;
    line-height: 1.2;
    letter-spacing: -0.02em;
}

.page-download__section-description {
    color: var(--Text-Secondary); /* #AFC4E8 */
    text-align: center;
    font-size: 1.1em;
    margin-bottom: 40px;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

/* Buttons */
.page-download__btn-primary,
.page-download__btn-secondary {
    display: inline-block;
    padding: 14px 28px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: bold;
    font-size: 1.1em;
    transition: all 0.3s ease;
    text-align: center;
    box-sizing: border-box;
    cursor: pointer;
}

.page-download__btn-primary {
    background: linear-gradient(180deg, #2B73F6 0%, #1144A6 100%);
    color: var(--Text-Main); /* #F3F8FF */
    border: none;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

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

.page-download__btn-secondary {
    background: transparent;
    color: var(--Text-Main); /* #F3F8FF */
    border: 2px solid var(--Border); /* #244D84 */
}

.page-download__btn-secondary:hover {
    background: rgba(var(--Border), 0.1);
    transform: translateY(-2px);
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
}

.page-download__btn-large {
    padding: 16px 32px;
    font-size: 1.2em;
    min-width: 250px;
}

/* Hero Section */
.page-download__hero-section {
    padding-top: 10px; /* Small top padding, body handles header offset */
    background-color: var(--Deep-Navy); /* #08162B */
    padding-bottom: 60px;
    position: relative;
    overflow: hidden;
}

.page-download__hero-content-wrapper {
    max-width: 1200px;
    margin: 0 auto;
    padding: 40px 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 40px;
    flex-wrap: wrap;
}

.page-download__hero-text-block {
    flex: 1;
    min-width: 300px;
    max-width: 600px;
    text-align: left;
}

.page-download__hero-title {
    color: var(--Gold); /* #F2C14E */
    font-size: clamp(2.5em, 5vw, 3.5em);
    margin-bottom: 20px;
    line-height: 1.2;
    font-weight: bold;
}

.page-download__hero-description {
    color: var(--Text-Main); /* #F3F8FF */
    font-size: 1.2em;
    margin-bottom: 30px;
}

.page-download__hero-buttons {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
}

.page-download__hero-image-wrapper {
    flex: 1;
    min-width: 400px;
    max-width: 600px;
    text-align: right;
}

.page-download__hero-image {
    max-width: 100%;
    height: auto;
    border-radius: 12px;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.4);
    display: block;
    margin-left: auto;
}

/* Intro Section */
.page-download__intro-section {
    padding: 80px 0;
    background-color: var(--Card-B-G); /* #10233F */
    color: var(--Text-Main); /* #F3F8FF */
}

.page-download__intro-content {
    display: flex;
    flex-direction: column;
    gap: 30px;
    align-items: center;
}

.page-download__intro-content p {
    color: var(--Text-Secondary); /* #AFC4E8 */
    font-size: 1.1em;
    text-align: justify;
    max-width: 900px;
}

.page-download__intro-image {
    max-width: 100%;
    height: auto;
    border-radius: 12px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
    display: block;
}

/* Guide Section */
.page-download__guide-section {
    padding: 80px 0;
    background-color: var(--Deep-Navy); /* #08162B */
    color: var(--Text-Main); /* #F3F8FF */
}

.page-download__guide-row {
    display: flex;
    gap: 40px;
    margin-top: 40px;
    flex-wrap: wrap;
    justify-content: center;
}

.page-download__guide-block {
    flex: 1;
    min-width: 300px;
    background-color: var(--Card-B-G); /* #10233F */
    padding: 30px;
    border-radius: 12px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
    display: flex;
    flex-direction: column;
}

.page-download__guide-subtitle {
    color: var(--Gold); /* #F2C14E */
    font-size: 1.8em;
    margin-bottom: 20px;
    text-align: center;
}

.page-download__guide-list {
    list-style-type: decimal;
    padding-left: 25px;
    margin-bottom: 25px;
    color: var(--Text-Secondary); /* #AFC4E8 */
    font-size: 1.05em;
}

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

.page-download__guide-list strong {
    color: var(--Text-Main); /* #F3F8FF */
}

.page-download__guide-image {
    max-width: 100%;
    height: auto;
    border-radius: 8px;
    margin-top: auto;
    display: block;
}

.page-download__cta-center {
    text-align: center;
    margin-top: 60px;
}

/* Features Section */
.page-download__features-section {
    padding: 80px 0;
    background-color: var(--Card-B-G); /* #10233F */
    color: var(--Text-Main); /* #F3F8FF */
}

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

.page-download__feature-card {
    background-color: var(--Deep-Navy); /* #08162B */
    padding: 30px;
    border-radius: 12px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.page-download__feature-title {
    color: var(--Glow); /* #4FA8FF */
    font-size: 1.5em;
    margin-bottom: 15px;
    font-weight: bold;
}

.page-download__feature-card p {
    color: var(--Text-Secondary); /* #AFC4E8 */
    font-size: 1em;
}

.page-download__features-image {
    max-width: 100%;
    height: auto;
    border-radius: 12px;
    margin-top: 60px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
    display: block;
}

/* Benefits Section */
.page-download__benefits-section {
    padding: 80px 0;
    background-color: var(--Deep-Navy); /* #08162B */
    color: var(--Text-Main); /* #F3F8FF */
}

.page-download__benefits-content {
    display: flex;
    gap: 40px;
    align-items: center;
    margin-top: 40px;
    flex-wrap: wrap;
}

.page-download__benefits-image {
    flex: 1;
    min-width: 300px;
    max-width: 50%;
    height: auto;
    border-radius: 12px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
    display: block;
}

.page-download__benefits-list {
    flex: 1;
    min-width: 300px;
    list-style-type: none;
    padding: 0;
}

.page-download__benefits-list li {
    background-color: var(--Card-B-G); /* #10233F */
    padding: 20px 25px;
    margin-bottom: 15px;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    color: var(--Text-Secondary); /* #AFC4E8 */
    font-size: 1.05em;
    border-left: 4px solid var(--Glow); /* #4FA8FF */
}

.page-download__benefits-list li strong {
    color: var(--Text-Main); /* #F3F8FF */
    font-size: 1.1em;
    display: block;
    margin-bottom: 5px;
}

/* FAQ Section */
.page-download__faq-section {
    padding: 80px 0;
    background-color: var(--Card-B-G); /* #10233F */
    color: var(--Text-Main); /* #F3F8FF */
}

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

.page-download__faq-item {
    background-color: var(--Deep-Navy); /* #08162B */
    border: 1px solid var(--Divider); /* #1B3357 */
    border-radius: 8px;
    margin-bottom: 15px;
    overflow: hidden;
    color: var(--Text-Main); /* #F3F8FF */
}

.page-download__faq-question {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 25px;
    font-size: 1.2em;
    font-weight: bold;
    cursor: pointer;
    background-color: var(--Deep-Navy); /* #08162B */
    color: var(--Text-Main); /* #F3F8FF */
    list-style: none;
}

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

.page-download__faq-toggle {
    font-size: 1.5em;
    line-height: 1;
    transition: transform 0.3s ease;
    color: var(--Gold); /* #F2C14E */
}

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

.page-download__faq-answer {
    padding: 0 25px 20px;
    color: var(--Text-Secondary); /* #AFC4E8 */
    font-size: 1.05em;
    line-height: 1.6;
}

.page-download__faq-answer p {
    margin-bottom: 10px;
}

.page-download__faq-image {
    max-width: 100%;
    height: auto;
    border-radius: 12px;
    margin-top: 60px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
    display: block;
    margin-left: auto;
    margin-right: auto;
}

/* Final CTA Section */
.page-download__cta-section {
    padding: 80px 0;
    background-color: var(--Deep-Navy); /* #08162B */
    text-align: center;
    color: var(--Text-Main); /* #F3F8FF */
}

.page-download__cta-buttons {
    display: flex;
    justify-content: center;
    gap: 30px;
    margin-top: 40px;
    flex-wrap: wrap;
}

/* General Image Responsiveness */
.page-download img {
    max-width: 100%;
    height: auto;
    display: block;
}

/* --- Media Queries --- */

/* Tablet and Mobile (max-width: 1024px) */
@media (max-width: 1024px) {
    .page-download__hero-content-wrapper {
        flex-direction: column;
        text-align: center;
    }

    .page-download__hero-text-block {
        text-align: center;
        max-width: 100%;
    }

    .page-download__hero-buttons {
        justify-content: center;
    }

    .page-download__hero-image-wrapper {
        min-width: auto;
        max-width: 80%;
        margin-top: 40px;
        text-align: center;
    }

    .page-download__benefits-content {
        flex-direction: column;
    }

    .page-download__benefits-image {
        max-width: 80%;
    }
}

/* Mobile (max-width: 768px) */
@media (max-width: 768px) {
    .page-download__container {
        padding-left: 15px;
        padding-right: 15px;
        max-width: 100% !important;
        width: 100% !important;
        box-sizing: border-box !important;
    }

    .page-download__section-title {
        font-size: 2em;
        margin-bottom: 15px;
    }

    .page-download__section-description {
        font-size: 1em;
        margin-bottom: 30px;
    }

    /* HERO 主图区域 */
    .page-download__hero-section {
        padding-top: 10px; /* Small top padding, body handles header offset */
        padding-bottom: 40px;
    }

    .page-download__hero-content-wrapper {
        padding: 30px 15px;
        gap: 30px;
    }

    .page-download__hero-title {
        font-size: clamp(2em, 8vw, 2.5em);
        margin-bottom: 15px;
    }

    .page-download__hero-description {
        font-size: 1em;
        margin-bottom: 25px;
    }

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

    .page-download__hero-buttons .page-download__btn-primary,
    .page-download__hero-buttons .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__hero-image-wrapper {
        min-width: auto;
        max-width: 100%;
        margin-top: 30px;
    }

    /* Intro Section */
    .page-download__intro-section {
        padding: 40px 0;
    }

    .page-download__intro-content p {
        font-size: 0.95em;
    }

    /* Guide Section */
    .page-download__guide-section {
        padding: 40px 0;
    }

    .page-download__guide-row {
        flex-direction: column;
        gap: 30px;
    }

    .page-download__guide-block {
        padding: 20px;
        min-width: auto;
    }

    .page-download__guide-subtitle {
        font-size: 1.5em;
    }

    .page-download__guide-list {
        font-size: 0.95em;
        padding-left: 20px;
    }

    .page-download__cta-center {
        margin-top: 40px;
    }

    .page-download__cta-center .page-download__btn-primary {
        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;
    }

    /* Features Section */
    .page-download__features-section {
        padding: 40px 0;
    }

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

    .page-download__feature-card {
        padding: 25px;
    }

    .page-download__feature-title {
        font-size: 1.3em;
    }

    .page-download__features-image {
        margin-top: 40px;
    }

    /* Benefits Section */
    .page-download__benefits-section {
        padding: 40px 0;
    }

    .page-download__benefits-content {
        flex-direction: column;
        gap: 30px;
    }

    .page-download__benefits-image {
        max-width: 100%;
    }

    .page-download__benefits-list li {
        padding: 15px 20px;
        font-size: 1em;
    }

    .page-download__benefits-list li strong {
        font-size: 1.05em;
    }

    /* FAQ Section */
    .page-download__faq-section {
        padding: 40px 0;
    }

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

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

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

    /* Final CTA Section */
    .page-download__cta-section {
        padding: 40px 0;
    }

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

    .page-download__cta-buttons .page-download__btn-primary,
    .page-download__cta-buttons .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;
    }

    /* General Image & Container Responsiveness */
    .page-download img {
        max-width: 100% !important;
        width: 100% !important;
        height: auto !important;
    }

    .page-download__section,
    .page-download__card,
    .page-download__container,
    .page-download__hero-section,
    .page-download__intro-section,
    .page-download__guide-section,
    .page-download__features-section,
    .page-download__benefits-section,
    .page-download__faq-section,
    .page-download__cta-section {
        max-width: 100% !important;
        width: 100% !important;
        box-sizing: border-box !important;
    }
}