/* style/news.css */

:root {
    --primary-color: #26A9E0;
    --secondary-color: #FFFFFF;
    --text-color-dark: #333333;
    --text-color-light: #ffffff;
    --button-login-color: #EA7C07;
    --background-color-page: #FFFFFF; /* Assuming default page background is white for content sections */
    --border-color: #e0e0e0;
}

.page-news {
    font-family: Arial, sans-serif;
    line-height: 1.6;
    color: var(--text-color-dark); /* Default text color for light background */
    background-color: var(--background-color-page);
}

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

/* Hero Section */
.page-news__hero-section {
    position: relative;
    overflow: hidden;
    padding-top: 10px; /* Small top padding as per requirement, assuming shared.css handles body padding */
    padding-bottom: 40px;
    background-color: var(--primary-color); /* Hero section background */
    color: var(--text-color-light);
}

.page-news__hero-image-wrapper {
    width: 100%;
    height: 500px; /* Adjust as needed */
    overflow: hidden;
    position: relative;
}

.page-news__hero-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    filter: brightness(0.7); /* Slightly darken image for text readability */
}

.page-news__hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    padding: 20px;
    max-width: 900px;
    margin: 0 auto;
    box-sizing: border-box;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.page-news__hero-title {
    font-size: clamp(2em, 4vw, 3.5em); /* Using clamp as per H1 font-size rule */
    font-weight: 700;
    margin-bottom: 15px;
    line-height: 1.2;
    color: var(--text-color-light);
    max-width: 800px;
}

.page-news__hero-description {
    font-size: 1.1em;
    margin-bottom: 30px;
    color: var(--text-color-light);
    max-width: 700px;
}

.page-news__hero-cta {
    display: flex;
    gap: 15px;
    flex-wrap: wrap;
    justify-content: center;
    width: 100%;
    max-width: 500px;
}

/* Section Titles and Descriptions */
.page-news__section-title {
    font-size: 2.5em;
    color: var(--primary-color);
    text-align: center;
    margin-bottom: 20px;
    font-weight: 700;
}

.page-news__section-title--light {
    color: var(--text-color-light);
}

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

.page-news__section-description--light {
    color: var(--text-color-light);
}

/* Buttons */
.page-news__btn-primary,
.page-news__btn-secondary,
.page-news a[class*="button"],
.page-news a[class*="btn"] {
    display: inline-block;
    padding: 12px 25px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: bold;
    transition: background-color 0.3s ease, color 0.3s ease, border-color 0.3s ease;
    text-align: center;
    max-width: 100%;
    box-sizing: border-box;
    white-space: normal;
    word-wrap: break-word;
}

.page-news__btn-primary {
    background-color: var(--primary-color);
    color: var(--text-color-light);
    border: 2px solid var(--primary-color);
}

.page-news__btn-primary:hover {
    background-color: #2095C7; /* Darker shade of primary-color */
    border-color: #2095C7;
}

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

.page-news__btn-secondary:hover {
    background-color: var(--primary-color);
    color: var(--text-color-light);
}

.page-news__btn-secondary--light {
    color: var(--text-color-light);
    border-color: var(--text-color-light);
}

.page-news__btn-secondary--light:hover {
    background-color: var(--text-color-light);
    color: var(--primary-color);
}

/* Latest Articles Section */
.page-news__latest-articles-section,
.page-news__industry-insights-section {
    padding: 60px 0;
    background-color: var(--background-color-page);
}

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

.page-news__article-card,
.page-news__insight-card {
    background-color: var(--secondary-color);
    border-radius: 10px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    overflow: hidden;
    transition: transform 0.3s ease;
    color: var(--text-color-dark);
}

.page-news__article-card:hover,
.page-news__insight-card:hover {
    transform: translateY(-5px);
}

.page-news__article-image,
.page-news__insight-image {
    width: 100%;
    height: 220px;
    object-fit: cover;
    display: block;
}

.page-news__article-content,
.page-news__insight-content {
    padding: 20px;
}

.page-news__article-date,
.page-news__insight-date {
    font-size: 0.9em;
    color: #666;
    margin-bottom: 10px;
    display: block;
}

.page-news__article-title,
.page-news__insight-title {
    font-size: 1.4em;
    font-weight: 600;
    margin-bottom: 10px;
    line-height: 1.3;
}

.page-news__article-title a,
.page-news__insight-title a {
    color: var(--primary-color);
    text-decoration: none;
    transition: color 0.3s ease;
}

.page-news__article-title a:hover,
.page-news__insight-title a:hover {
    color: #1C81AF; /* Darker shade of primary-color */
    text-decoration: underline;
}

.page-news__article-excerpt,
.page-news__insight-excerpt {
    font-size: 1em;
    color: #555;
    margin-bottom: 15px;
}

.page-news__read-more {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: bold;
    display: inline-block;
    transition: color 0.3s ease;
}

.page-news__read-more:hover {
    color: #1C81AF; /* Darker shade of primary-color */
    text-decoration: underline;
}

.page-news__view-all-cta {
    text-align: center;
    margin-top: 50px;
}

/* FAQ Section */
.page-news__faq-section {
    padding: 60px 0;
    background-color: #f9f9f9;
}

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

.page-news__faq-item {
    background-color: var(--secondary-color);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    margin-bottom: 15px;
    overflow: hidden;
    color: var(--text-color-dark);
}

.page-news__faq-question {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 18px 25px;
    font-size: 1.15em;
    font-weight: 600;
    cursor: pointer;
    background-color: #f0f0f0;
    color: var(--primary-color);
    list-style: none; /* For details/summary */
}

.page-news__faq-item summary {
    list-style: none;
}

.page-news__faq-item summary::-webkit-details-marker {
    display: none;
}

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

.page-news__faq-item[open] .page-news__faq-toggle {
    transform: rotate(45deg); /* Plus sign rotates to X */
}

.page-news__faq-answer {
    padding: 0 25px 20px 25px;
    font-size: 1em;
    color: #555;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease-out, padding 0.3s ease-out;
}

.page-news__faq-item[open] .page-news__faq-answer {
    max-height: 2000px; /* Large enough to cover content */
    padding-top: 15px;
}

/* CTA Section */
.page-news__cta-section {
    padding: 80px 0;
}

.page-news__dark-section {
    background-color: var(--primary-color);
    color: var(--text-color-light);
    border-radius: 15px;
    padding: 60px 40px;
    text-align: center;
}

.page-news__cta-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
    margin-top: 30px;
    width: 100%;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
    box-sizing: border-box;
    overflow: hidden;
}

/* General image styling for responsiveness */
.page-news img {
    max-width: 100%;
    height: auto;
    display: block;
}

/* Responsive Styles */
@media (max-width: 1024px) {
    .page-news__container {
        padding: 15px;
    }

    .page-news__hero-image-wrapper {
        height: 400px;
    }

    .page-news__hero-title {
        font-size: clamp(1.8em, 5vw, 3em);
    }

    .page-news__hero-description {
        font-size: 1em;
    }

    .page-news__section-title {
        font-size: 2em;
    }

    .page-news__section-description {
        font-size: 1em;
    }

    .page-news__articles-grid,
    .page-news__insights-grid {
        grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
        gap: 20px;
    }

    .page-news__article-image,
    .page-news__insight-image {
        height: 200px;
    }

    .page-news__article-title,
    .page-news__insight-title {
        font-size: 1.2em;
    }

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

    .page-news__cta-section {
        padding: 60px 0;
    }

    .page-news__dark-section {
        padding: 40px 30px;
    }
}

@media (max-width: 768px) {
    /* HERO 主图区域 */
    .page-news__hero-section {
        padding-top: 10px !important; /* Small top padding */
        padding-bottom: 30px !important;
    }

    .page-news__hero-image-wrapper {
        height: 300px !important;
    }

    .page-news__hero-content {
        padding: 15px !important;
    }

    .page-news__hero-title {
        font-size: clamp(1.5em, 6vw, 2.5em) !important;
        margin-bottom: 10px !important;
    }

    .page-news__hero-description {
        font-size: 0.95em !important;
        margin-bottom: 20px !important;
    }

    .page-news__hero-cta {
        flex-direction: column !important; /* Stack buttons vertically */
        gap: 10px !important;
        max-width: 300px !important; /* Constrain button width */
        padding-left: 15px !important;
        padding-right: 15px !important;
    }

    /* 产品展示图区域 - N/A for this page, it's news articles, not products */

    /* 通用图片与容器 */
    .page-news img {
        max-width: 100% !important;
        width: 100% !important;
        height: auto !important;
        box-sizing: border-box !important;
    }

    .page-news__container,
    .page-news__section,
    .page-news__card,
    .page-news__dark-section {
        max-width: 100% !important;
        width: 100% !important;
        box-sizing: border-box !important;
        padding-left: 15px !important;
        padding-right: 15px !important;
    }

    /* 按钮与按钮容器 */
    .page-news__btn-primary,
    .page-news__btn-secondary,
    .page-news a[class*="button"],
    .page-news 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 !important;
        padding-right: 15px !important;
    }

    .page-news__cta-buttons,
    .page-news__button-group,
    .page-news__btn-container {
        max-width: 100% !important;
        width: 100% !important;
        box-sizing: border-box !important;
        padding-left: 15px !important;
        padding-right: 15px !important;
        flex-wrap: wrap !important;
        gap: 10px !important;
        flex-direction: column !important; /* Ensure vertical stacking for buttons */
    }

    /* 其他内容模块 */
    .page-news__section-title {
        font-size: 1.8em !important;
    }

    .page-news__section-description {
        font-size: 0.9em !important;
        margin-bottom: 30px !important;
    }

    .page-news__articles-grid,
    .page-news__insights-grid {
        grid-template-columns: 1fr !important; /* Single column layout */
        gap: 25px !important;
    }

    .page-news__article-image,
    .page-news__insight-image {
        height: 180px !important;
    }

    .page-news__article-title,
    .page-news__insight-title {
        font-size: 1.1em !important;
    }

    .page-news__faq-question {
        font-size: 1em !important;
        padding: 12px 18px !important;
    }

    .page-news__faq-answer {
        font-size: 0.95em !important;
        padding: 0 18px 15px 18px !important;
    }

    .page-news__latest-articles-section,
    .page-news__industry-insights-section,
    .page-news__faq-section,
    .page-news__cta-section {
        padding: 40px 0 !important;
    }

    .page-news__dark-section {
        padding: 30px 20px !important;
    }

    .page-news {
        font-size: 16px;
        line-height: 1.6;
    }
}