:root {
    --primary-color: #2F6BFF;
    --secondary-color: #6FA3FF;
    --button-gradient: linear-gradient(180deg, #4A8BFF 0%, #2F6BFF 100%);
    --card-bg: #FFFFFF;
    --page-bg: #F4F7FB;
    --text-main: #1F2D3D;
    --text-dark: #000000;
    --border-color: #D6E2FF;
    --glow-color: #A5C4FF;
}

.page-news {
    font-family: 'Arial', sans-serif;
    color: var(--text-main); /* Default text color for light backgrounds */
    background-color: var(--page-bg); /* Use specific page background */
}

/* Ensure text color contrasts with body background. Assuming shared.css sets a light --background-color for body */
/* If body background is dark, this would need adjustment to light text. */
/* For this specific page, we are using var(--page-bg) as its primary background. */
.page-news, .page-news p, .page-news li {
    color: var(--text-main); /* Deep dark grey for readability on light backgrounds */
}

.page-news__hero-section {
    position: relative;
    width: 100%;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding-top: 10px; /* Small top padding, relying on body padding for header offset */
    padding-bottom: 0;
    background-color: var(--page-bg);
}

.page-news__hero-image {
    width: 100%;
    height: auto;
    display: block;
    object-fit: cover;
    max-height: 500px;
}

.page-news__hero-content {
    text-align: center;
    padding: 40px 20px;
    max-width: 900px;
    margin: 0 auto;
    background-color: var(--card-bg);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    border-radius: 10px;
    transform: translateY(-50px);
    position: relative;
    z-index: 1;
}

.page-news__main-title {
    font-size: clamp(2rem, 4vw, 3.2rem);
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 15px;
    line-height: 1.2;
}

.page-news__hero-description {
    font-size: 1.1rem;
    color: var(--text-main);
    margin-bottom: 30px;
    line-height: 1.6;
}

.page-news__cta-button {
    display: inline-block;
    padding: 14px 30px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    font-size: 1.1rem;
    transition: all 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: var(--button-gradient);
    color: #ffffff;
    border: none;
    box-shadow: 0 4px 15px rgba(47, 107, 255, 0.4);
}

.page-news__btn-primary:hover {
    opacity: 0.9;
    transform: translateY(-2px);
}

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

.page-news__btn-secondary:hover {
    background: var(--primary-color);
    color: #ffffff;
    transform: translateY(-2px);
}

.page-news__section {
    padding: 60px 0;
    background-color: var(--page-bg);
}

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

.page-news__section-title {
    font-size: clamp(1.8rem, 3.5vw, 2.8rem);
    font-weight: 700;
    color: var(--text-dark);
    text-align: center;
    margin-bottom: 40px;
    position: relative;
}

.page-news__section-title::after {
    content: '';
    display: block;
    width: 60px;
    height: 4px;
    background-color: var(--primary-color);
    margin: 15px auto 0;
    border-radius: 2px;
}

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

.page-news__article-card {
    background-color: var(--card-bg);
    border-radius: 10px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
    overflow: hidden;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    display: flex;
    flex-direction: column;
    height: 100%;
}

.page-news__article-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

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

.page-news__article-content {
    padding: 25px;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}

.page-news__article-title {
    font-size: 1.4rem;
    font-weight: 600;
    margin-bottom: 10px;
    line-height: 1.4;
    flex-grow: 1;
}

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

.page-news__article-title a:hover {
    color: var(--primary-color);
}

.page-news__article-meta {
    font-size: 0.9rem;
    color: #666;
    margin-bottom: 15px;
}

.page-news__article-excerpt {
    font-size: 1rem;
    color: #555;
    margin-bottom: 20px;
    line-height: 1.6;
}

.page-news__read-more-btn {
    display: inline-block;
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 600;
    transition: color 0.3s ease;
}

.page-news__read-more-btn:hover {
    text-decoration: underline;
    color: var(--secondary-color);
}

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

.page-news__cta-section {
    background: var(--primary-color);
    color: #ffffff;
    padding: 80px 0;
    text-align: center;
    border-radius: 10px;
    margin: 60px auto;
    max-width: 1200px;
    box-shadow: 0 8px 30px rgba(47, 107, 255, 0.3);
}

.page-news__cta-title {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 700;
    margin-bottom: 20px;
    line-height: 1.2;
    color: #ffffff;
}

.page-news__cta-description {
    font-size: 1.2rem;
    margin-bottom: 40px;
    line-height: 1.6;
    color: #f0f8ff;
}

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

/* Universal image responsive styles */
.page-news img {
    max-width: 100%;
    height: auto;
    display: block;
}

/* Media Queries for Responsive Design */
@media (max-width: 1024px) {
    .page-news__hero-content {
        padding: 30px 20px;
    }

    .page-news__main-title {
        font-size: clamp(1.8rem, 3.5vw, 2.8rem);
    }

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

    .page-news__section-title {
        font-size: clamp(1.6rem, 3vw, 2.5rem);
    }

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

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

    .page-news__cta-section {
        padding: 60px 0;
        margin: 40px auto;
    }

    .page-news__cta-title {
        font-size: clamp(1.8rem, 3.5vw, 2.8rem);
    }

    .page-news__cta-description {
        font-size: 1.1rem;
    }
}

@media (max-width: 768px) {
    /* HERO 主图区域 */
    .page-news__hero-section {
        padding-top: 10px !important; /* Small top padding, relying on body padding for header offset */
        flex-direction: column;
    }

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

    .page-news__hero-content {
        padding: 20px 15px;
        transform: translateY(-30px);
        border-radius: 8px;
        margin: 0 15px;
    }

    .page-news__main-title {
        font-size: clamp(1.5rem, 6vw, 2.5rem);
        margin-bottom: 10px;
    }

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

    /* 其他内容模块 - 通用容器和图片 */
    .page-news__section,
    .page-news__container,
    .page-news__article-card,
    .page-news__cta-section {
        max-width: 100% !important;
        width: 100% !important;
        box-sizing: border-box !important;
        padding-left: 15px;
        padding-right: 15px;
    }

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

    .page-news__section-title {
        font-size: clamp(1.4rem, 5vw, 2.2rem);
        margin-bottom: 30px;
    }

    /* 产品展示图区域 - 针对文章网格 */
    .page-news__articles-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }

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

    .page-news__article-title {
        font-size: 1.2rem;
    }

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

    .page-news__cta-section {
        padding: 40px 15px;
        margin: 40px 15px;
    }

    .page-news__cta-title {
        font-size: clamp(1.6rem, 6vw, 2.5rem);
    }

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

    /* 按钮与按钮容器 */
    .page-news__cta-buttons {
        flex-direction: column;
        gap: 15px;
        padding: 0 15px; /* Ensure buttons also have side padding */
    }

    .page-news__cta-button,
    .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;
        padding-right: 15px;
        margin-left: 0 !important; /* Remove margin-left for secondary button */
    }

    .page-news__view-all-button-container {
        padding: 0 15px;
    }
}