/* style/download.css */

:root {
    --primary-color: #C91F17;
    --secondary-color: #E53935;
    --button-gradient: linear-gradient(180deg, #FFD86A 0%, #E6B800 100%);
    --card-bg: #D32F2F;
    --section-bg: #B71C1C;
    --text-main-color: #FFF5E1;
    --border-color: #F2B544;
    --glow-color: #FFCC66;
    --gold-color: #F4D34D;
    --deep-red-color: #7A0E0E;
    --dark-text-color: #333333;
    --light-text-color: #ffffff;
    --light-bg-default: #ffffff;
}

.page-download {
    font-family: 'Arial', sans-serif;
    line-height: 1.6;
    color: var(--dark-text-color); /* Default for light background sections */
    background-color: var(--light-bg-default); /* Default for light sections, will be overridden by shared.css body background */
}

.page-download__content-area {
    max-width: 1200px;
    margin: 0 auto;
    padding: 40px 20px;
    box-sizing: border-box;
}

.page-download__hero-section {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding-top: 10px; /* Small top padding, relying on body padding-top for header offset */
    padding-bottom: 60px;
    background-color: var(--section-bg);
    color: var(--text-main-color);
    position: relative;
    overflow: hidden;
}

.page-download__hero-content {
    z-index: 1;
    max-width: 900px;
    margin-bottom: 40px;
}

.page-download__main-title {
    font-size: clamp(2.5rem, 5vw, 3.5rem);
    font-weight: 700;
    margin-bottom: 20px;
    line-height: 1.2;
    color: var(--gold-color);
    text-shadow: 0 0 10px rgba(255, 204, 102, 0.6);
}

.page-download__hero-description {
    font-size: 1.25rem;
    margin-bottom: 30px;
    color: var(--text-main-color);
}

.page-download__hero-description a {
    color: var(--gold-color);
    text-decoration: none;
    font-weight: bold;
}

.page-download__hero-description a:hover {
    text-decoration: underline;
}

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

.page-download__btn-primary,
.page-download__btn-secondary {
    display: inline-block;
    padding: 15px 30px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: bold;
    font-size: 1.1rem;
    transition: all 0.3s ease;
    max-width: 100%;
    box-sizing: border-box;
    white-space: normal;
    word-wrap: break-word;
}

.page-download__btn-primary {
    background: var(--button-gradient);
    color: var(--deep-red-color);
    border: 2px solid var(--gold-color);
    box-shadow: 0 4px 15px rgba(255, 204, 102, 0.4);
}

.page-download__btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(255, 204, 102, 0.6);
}

.page-download__btn-secondary {
    background-color: transparent;
    color: var(--gold-color);
    border: 2px solid var(--gold-color);
    box-shadow: 0 4px 10px rgba(255, 204, 102, 0.2);
}

.page-download__btn-secondary:hover {
    background-color: var(--gold-color);
    color: var(--deep-red-color);
    transform: translateY(-3px);
    box-shadow: 0 6px 15px rgba(255, 204, 102, 0.4);
}

.page-download__hero-image-wrapper {
    width: 100%;
    max-width: 800px;
    margin-top: 40px;
}

.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__section-title {
    font-size: 2.5rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: 20px;
    color: var(--dark-text-color);
}

.page-download__section-description {
    font-size: 1.1rem;
    text-align: center;
    max-width: 800px;
    margin: 0 auto 40px auto;
    color: var(--dark-text-color);
}

.page-download__section-title .page-download__highlight,
.page-download__section-description .page-download__highlight {
    color: var(--primary-color);
    font-weight: bold;
}

.page-download__why-download-section {
    padding: 60px 0;
    background-color: var(--light-bg-default);
    color: var(--dark-text-color);
}

.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(--light-bg-default);
    border-radius: 12px;
    padding: 30px;
    text-align: center;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    border: 1px solid var(--border-color);
    color: var(--dark-text-color);
}

.page-download__feature-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
}

.page-download__feature-icon {
    width: 100%;
    max-width: 200px;
    height: auto;
    margin-bottom: 20px;
}

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

.page-download__feature-text {
    font-size: 1rem;
    line-height: 1.7;
    color: var(--dark-text-color);
}

.page-download__guide-section {
    padding: 60px 0;
    background-color: var(--section-bg);
    color: var(--text-main-color);
}

.page-download__guide-section .page-download__section-title,
.page-download__guide-section .page-download__section-description {
    color: var(--text-main-color);
}

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

.page-download__step-card {
    flex: 1;
    min-width: 300px;
    max-width: 500px;
    background-color: var(--card-bg);
    border-radius: 12px;
    padding: 30px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.2);
    color: var(--text-main-color);
    border: 1px solid var(--border-color);
}

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

.page-download__step-list {
    list-style: none;
    padding: 0;
    margin-bottom: 30px;
    font-size: 1.05rem;
}

.page-download__step-list li {
    margin-bottom: 15px;
    position: relative;
    padding-left: 30px;
    color: var(--text-main-color);
}

.page-download__step-list li::before {
    content: counter(step-counter);
    counter-increment: step-counter;
    position: absolute;
    left: 0;
    top: 0;
    background-color: var(--gold-color);
    color: var(--deep-red-color);
    width: 25px;
    height: 25px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    font-size: 0.9rem;
}

.page-download__step-list a {
    color: var(--gold-color);
    text-decoration: none;
    font-weight: bold;
}

.page-download__step-list a:hover {
    text-decoration: underline;
}

.page-download__btn-small {
    padding: 10px 20px;
    font-size: 1rem;
}

.page-download__qr-code-section {
    text-align: center;
    margin-top: 60px;
    padding: 40px;
    background-color: var(--card-bg);
    border-radius: 12px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.2);
    border: 1px solid var(--border-color);
}

.page-download__qr-title {
    font-size: 2rem;
    font-weight: 600;
    margin-bottom: 15px;
    color: var(--gold-color);
}

.page-download__qr-description {
    font-size: 1.1rem;
    margin-bottom: 30px;
    color: var(--text-main-color);
}

.page-download__qr-code-image {
    width: 100%;
    max-width: 250px;
    height: auto;
    display: block;
    margin: 0 auto 30px auto;
    border: 5px solid var(--gold-color);
    border-radius: 8px;
}

.page-download__features-app-section {
    padding: 60px 0;
    background-color: var(--light-bg-default);
    color: var(--dark-text-color);
}

.page-download__features-app-section .page-download__section-title,
.page-download__features-app-section .page-download__section-description {
    color: var(--dark-text-color);
}

.page-download__content-area--reverse-mobile {
    display: flex;
    align-items: center;
    gap: 50px;
}

.page-download__features-list {
    flex: 1;
}

.page-download__feature-list-items {
    list-style: none;
    padding: 0;
    margin-top: 30px;
    margin-bottom: 40px;
}

.page-download__feature-list-items li {
    font-size: 1.1rem;
    margin-bottom: 15px;
    padding-left: 30px;
    position: relative;
    color: var(--dark-text-color);
}

.page-download__feature-list-items li::before {
    content: '✅';
    position: absolute;
    left: 0;
    color: var(--primary-color);
}

.page-download__feature-list-items li a {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: bold;
}

.page-download__feature-list-items li a:hover {
    text-decoration: underline;
}

.page-download__features-image-wrapper {
    flex: 1;
    min-width: 300px;
}

.page-download__features-image {
    width: 100%;
    height: auto;
    display: block;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

.page-download__faq-section {
    padding: 60px 0;
    background-color: var(--light-bg-default);
    color: var(--dark-text-color);
}

.page-download__faq-section .page-download__section-title,
.page-download__faq-section .page-download__section-description {
    color: var(--dark-text-color);
}

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

.page-download__faq-item {
    background-color: var(--light-bg-default);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    margin-bottom: 15px;
    overflow: hidden;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
    color: var(--dark-text-color);
}

.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(--light-bg-default);
    color: var(--primary-color);
    list-style: none;
    position: relative;
}

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

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

.page-download__faq-toggle {
    font-size: 1.5rem;
    font-weight: bold;
    margin-left: 15px;
    color: var(--gold-color);
}

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

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

.page-download__faq-answer .page-download__highlight {
    color: var(--primary-color);
    font-weight: bold;
}

.page-download__cta-bottom-section {
    padding: 80px 0;
    background-color: var(--section-bg);
    text-align: center;
    color: var(--text-main-color);
}

.page-download__cta-bottom-section .page-download__section-title,
.page-download__cta-bottom-section .page-download__section-description {
    color: var(--text-main-color);
}

.page-download__highlight {
    color: var(--gold-color);
    font-weight: bold;
}

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

.page-download__section,
.page-download__card,
.page-download__container,
.page-download__hero-section,
.page-download__why-download-section,
.page-download__guide-section,
.page-download__features-app-section,
.page-download__faq-section,
.page-download__cta-bottom-section {
    width: 100%;
    max-width: 100%;
    box-sizing: border-box;
    overflow: hidden;
}

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

    .page-download__content-area {
        padding: 20px 15px;
    }

    /* HERO 主图区域 */
    .page-download__hero-section {
        padding-top: 10px !important;
        padding-bottom: 40px;
    }

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

    .page-download__main-title {
        font-size: 2rem;
    }

    .page-download__hero-description {
        font-size: 1rem;
    }

    .page-download__cta-buttons {
        flex-direction: column;
        gap: 15px;
        width: 100%;
        padding: 0 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: 12px 20px;
        font-size: 1rem;
    }

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

    /* 产品展示图区域 (features-grid) */
    .page-download__features-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .page-download__section-title {
        font-size: 2rem;
    }

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

    .page-download__guide-steps {
        flex-direction: column;
        gap: 20px;
    }

    .page-download__step-card {
        min-width: unset;
        max-width: 100%;
        padding: 25px;
    }

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

    .page-download__qr-code-section {
        padding: 25px;
        margin-top: 40px;
    }

    .page-download__qr-title {
        font-size: 1.6rem;
    }

    .page-download__qr-description {
        font-size: 1rem;
    }

    .page-download__content-area--reverse-mobile {
        flex-direction: column-reverse;
        gap: 30px;
    }

    .page-download__features-list {
        order: 2;
    }

    .page-download__features-image-wrapper {
        order: 1;
        margin-bottom: 30px;
    }

    .page-download__feature-list-items li {
        font-size: 1rem;
    }

    /* 通用图片与容器 */
    .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__why-download-section,
    .page-download__guide-section,
    .page-download__features-app-section,
    .page-download__faq-section,
    .page-download__cta-bottom-section {
        max-width: 100% !important;
        width: 100% !important;
        box-sizing: border-box !important;
        padding-left: 15px;
        padding-right: 15px;
    }

    /* 按钮与按钮容器 */
    .page-download__cta-button,
    .page-download__btn-primary,
    .page-download__btn-secondary,
    .page-download a[class*="button"],
    .page-download a[class*="btn"] {
        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__cta-buttons,
    .page-download__button-group,
    .page-download__btn-container {
        max-width: 100% !important;
        width: 100% !important;
        box-sizing: border-box !important;
        padding-left: 15px;
        padding-right: 15px;
        flex-wrap: wrap !important;
        gap: 10px;
        flex-direction: column;
    }

    /* 其他内容模块 */
    .page-download__faq-item {
        margin-bottom: 10px;
    }

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

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

    .page-download__cta-bottom-section {
        padding: 50px 0;
    }
}