/* style/news.css */

:root {
    --primary-color: #26A9E0;
    --secondary-color: #FFFFFF;
    --text-dark: #333333;
    --text-light: #ffffff;
    --background-light: #ffffff;
    --background-dark: #26A9E0;
    --button-login: #EA7C07;
    --border-light: #e0e0e0;
}

.page-news {
    font-family: Arial, sans-serif;
    line-height: 1.6;
    color: var(--text-light); /* Body background is dark, so text should be light */
    background-color: transparent; /* Rely on shared body background */
}

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

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

.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-light);
}

.page-news__section-description {
    font-size: 1.1em;
    color: #f0f0f0;
    text-align: center;
    margin-bottom: 40px;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

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

/* Hero Section */
.page-news__hero-section {
    position: relative;
    overflow: hidden;
    display: flex;
    flex-direction: column; /* Image above text */
    align-items: center;
    justify-content: center;
    text-align: center;
    padding-top: 10px; /* Small top padding */
    padding-bottom: 40px;
    background-color: var(--background-dark);
    color: var(--text-light);
}

.page-news__hero-image-container {
    width: 100%;
    max-height: 600px;
    overflow: hidden;
    margin-bottom: 20px;
}

.page-news__hero-image {
    width: 100%;
    height: auto;
    display: block;
    object-fit: cover;
}

.page-news__hero-content {
    position: relative;
    z-index: 1;
    max-width: 900px;
    padding: 0 20px;
}

.page-news__main-title {
    font-size: clamp(2.5rem, 5vw, 3.5rem);
    font-weight: 900;
    margin-bottom: 15px;
    line-height: 1.2;
    color: var(--secondary-color);
    letter-spacing: -0.02em;
}

.page-news__lead-paragraph {
    font-size: 1.25em;
    margin-bottom: 30px;
    color: #f0f0f0;
}

.page-news__hero-cta {
    margin-top: 20px;
}

/* Buttons */
.page-news__btn-primary,
.page-news__btn-secondary,
.page-news__btn-tertiary {
    display: inline-block;
    padding: 12px 25px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 700;
    transition: all 0.3s ease;
    white-space: normal;
    word-wrap: break-word;
    box-sizing: border-box;
    max-width: 100%;
}

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

.page-news__btn-primary:hover {
    background-color: darken(var(--primary-color), 10%);
    border-color: darken(var(--primary-color), 10%);
}

.page-news__btn-secondary {
    background-color: transparent;
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
    margin-left: 15px;
}

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

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

.page-news__btn-tertiary:hover {
    background-color: darken(var(--secondary-color), 10%);
    border-color: darken(var(--secondary-color), 10%);
}

/* Latest Articles */
.page-news__latest-articles {
    background-color: var(--background-light);
    color: var(--text-dark);
}

.page-news__latest-articles .page-news__section-title {
    color: var(--text-dark);
}

.page-news__latest-articles .page-news__section-description {
    color: var(--text-dark);
}

.page-news__articles-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    margin-bottom: 40px;
}

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

.page-news__article-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.15);
}

.page-news__article-link {
    text-decoration: none;
    color: inherit;
    display: block;
}

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

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

.page-news__article-title {
    font-size: 1.4em;
    margin-bottom: 10px;
    color: var(--text-dark);
}

.page-news__article-excerpt {
    font-size: 0.95em;
    color: #666;
    margin-bottom: 15px;
}

.page-news__article-date {
    font-size: 0.85em;
    color: #999;
    display: block;
}

.page-news__view-all {
    text-align: center;
}

/* Categories */
.page-news__categories {
    background-color: var(--background-dark);
    color: var(--text-light);
}

.page-news__categories-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.page-news__category-card {
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: 10px;
    padding: 30px;
    text-align: center;
    transition: background-color 0.3s ease;
}

.page-news__category-card:hover {
    background-color: rgba(255, 255, 255, 0.2);
}

.page-news__category-title {
    font-size: 1.5em;
    color: var(--text-light);
    margin-bottom: 15px;
}

.page-news__category-text {
    font-size: 1em;
    color: #f0f0f0;
    margin-bottom: 20px;
}

/* Industry Insights */
.page-news__industry-insights {
    background-color: var(--background-light);
    color: var(--text-dark);
}

.page-news__industry-insights .page-news__section-title {
    color: var(--text-dark);
}

.page-news__industry-insights .page-news__section-description {
    color: var(--text-dark);
}

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

.page-news__insight-card {
    background-color: var(--secondary-color);
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.page-news__insight-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.12);
}

.page-news__insight-link {
    text-decoration: none;
    color: inherit;
    display: block;
}

.page-news__insight-image {
    width: 100%;
    height: 200px;
    object-fit: cover;
    display: block;
}

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

.page-news__insight-title {
    font-size: 1.3em;
    margin-bottom: 10px;
    color: var(--text-dark);
}

.page-news__insight-excerpt {
    font-size: 0.9em;
    color: #666;
    margin-bottom: 15px;
}

.page-news__insight-date {
    font-size: 0.8em;
    color: #999;
    display: block;
}

/* CTA Section */
.page-news__cta-section {
    background-color: var(--primary-color);
    color: var(--text-light);
    text-align: center;
    padding: 80px 0;
}

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

.page-news__cta-section .page-news__section-description {
    color: #f0f0f0;
    margin-bottom: 50px;
}

.page-news__cta-buttons {
    display: flex;
    justify-content: center;
    gap: 20px;
    width: 100%;
    max-width: 100%;
    box-sizing: border-box;
    overflow: hidden;
}

.page-news__cta-buttons .page-news__btn-primary {
    background-color: var(--button-login);
    border-color: var(--button-login);
}

.page-news__cta-buttons .page-news__btn-primary:hover {
    background-color: darken(var(--button-login), 10%);
    border-color: darken(var(--button-login), 10%);
}

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

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

/* FAQ Section */
.page-news__faq-section {
    background-color: var(--background-dark);
    color: var(--text-light);
}

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

.page-news__faq-item {
    background-color: rgba(255, 255, 255, 0.08);
    border-radius: 8px;
    margin-bottom: 15px;
    overflow: hidden;
}

.page-news__faq-question {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 25px;
    cursor: pointer;
    font-size: 1.15em;
    font-weight: 600;
    color: var(--text-light);
    list-style: none;
}

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

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

.page-news__faq-toggle {
    font-size: 1.5em;
    margin-left: 15px;
    transition: transform 0.3s ease;
}

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

.page-news__faq-answer {
    padding: 0 25px 20px;
    font-size: 1em;
    color: #f0f0f0;
    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: 500px; /* Arbitrary large value to allow expansion */
    padding-top: 10px;
}

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

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

/* Responsive styles */
@media (max-width: 1024px) {
    .page-news__section {
        padding: 40px 0;
    }

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

    .page-news__lead-paragraph {
        font-size: 1.1em;
    }

    .page-news__articles-grid,
    .page-news__categories-grid,
    .page-news__insights-grid {
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
        gap: 20px;
    }

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

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

    .page-news__main-title {
        font-size: clamp(2rem, 8vw, 2.5rem);
    }

    .page-news__lead-paragraph {
        font-size: 1em;
    }

    .page-news__hero-image-container {
        max-height: 300px;
    }

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

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

    /* 文章/产品展示图区域 */
    .page-news__articles-grid,
    .page-news__categories-grid,
    .page-news__insights-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }

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

    /* 按钮与按钮容器 */
    .page-news__btn-primary,
    .page-news__btn-secondary,
    .page-news__btn-tertiary,
    .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;
        padding-right: 15px;
        margin-left: 0 !important; /* Remove margin for stacked buttons */
    }
    
    .page-news__cta-buttons {
        max-width: 100% !important;
        width: 100% !important;
        box-sizing: border-box !important;
        padding-left: 15px;
        padding-right: 15px;
        flex-direction: column !important;
        gap: 15px;
    }

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

    .page-news__section-description {
        font-size: 0.95em;
    }

    .page-news__faq-question {
        font-size: 1em;
        padding: 15px 20px;
    }

    .page-news__faq-answer {
        padding: 0 20px 15px;
    }

    .page-news__article-content,
    .page-news__insight-content {
        padding: 15px;
    }

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