/* Custom Colors */
:root {
    --primary-color: #113B7A;
    --secondary-color: #1D5FD1;
    --button-gradient: linear-gradient(180deg, #2B73F6 0%, #1144A6 100%);
    --card-bg: #10233F;
    --text-main: #F3F8FF;
    --text-secondary: #AFC4E8;
    --border-color: #244D84;
    --glow-color: #4FA8FF;
    --gold-color: #F2C14E;
    --divider-color: #1B3357;
    --deep-navy: #08162B;
}

/* Base styles for the blog page content */
.page-blog {
    font-family: Arial, sans-serif;
    line-height: 1.6;
    color: var(--text-main); /* Assuming body background is dark (var(--deep-navy)) */
    background-color: var(--deep-navy); /* Fallback if shared.css doesn't define body background or for specific sections */
}

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

.page-blog__hero-section {
    padding-top: 10px; /* Assuming shared.css handles body padding-top for fixed header */
    position: relative;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    background-color: var(--primary-color);
}

.page-blog__hero-image-wrapper {
    width: 100%;
    max-height: 600px; /* Limit height for hero image */
    overflow: hidden;
    position: relative;
}

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

.page-blog__hero-content {
    padding: 40px 20px;
    max-width: 800px;
    z-index: 1;
    color: var(--text-main);
}

.page-blog__hero-title {
    font-size: clamp(2em, 4vw, 3.5em); /* Responsive font size */
    font-weight: 700;
    margin-bottom: 15px;
    color: var(--gold-color);
    line-height: 1.2;
}

.page-blog__hero-description {
    font-size: 1.1em;
    margin-bottom: 30px;
    color: var(--text-secondary);
}

.page-blog__latest-posts-section,
.page-blog__cta-section,
.page-blog__about-section {
    padding: 60px 0;
}

.page-blog__dark-section {
    background-color: var(--deep-navy);
    color: var(--text-main);
}

.page-blog__light-bg {
    background-color: #ffffff; /* Explicit white background for contrast */
    color: #333333; /* Dark text for light background */
}

.page-blog__section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 40px;
    border-bottom: 1px solid var(--divider-color);
    padding-bottom: 15px;
}

.page-blog__section-title {
    font-size: 2.5em;
    color: var(--gold-color);
    font-weight: 600;
}

.page-blog__view-all-link {
    color: var(--secondary-color);
    text-decoration: none;
    font-weight: bold;
    font-size: 1.1em;
    display: flex;
    align-items: center;
}

.page-blog__view-all-link:hover {
    text-decoration: underline;
    color: var(--glow-color);
}

.page-blog__icon-arrow {
    margin-left: 5px;
    transition: transform 0.3s ease;
}

.page-blog__view-all-link:hover .page-blog__icon-arrow {
    transform: translateX(5px);
}

.page-blog__posts-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    align-items: stretch; /* Ensure cards of same height */
}

.page-blog__post-card {
    background-color: var(--card-bg);
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    height: 100%; /* Ensure card takes full height in grid */
}

.page-blog__post-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.4);
}

.page-blog__post-card-link {
    display: flex;
    flex-direction: column;
    height: 100%;
    text-decoration: none;
    color: inherit;
}

.page-blog__post-thumbnail {
    width: 100%;
    height: 200px; /* Fixed height for thumbnails */
    object-fit: cover;
    display: block;
}

.page-blog__post-content {
    padding: 20px;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}

.page-blog__post-title {
    font-size: 1.5em;
    color: var(--text-main);
    margin-bottom: 10px;
    line-height: 1.3;
}

.page-blog__post-meta {
    font-size: 0.9em;
    color: var(--text-secondary);
    margin-bottom: 15px;
}

.page-blog__post-excerpt {
    font-size: 1em;
    color: var(--text-secondary);
    margin-bottom: 20px;
    flex-grow: 1;
}

.page-blog__read-more-btn {
    margin-top: auto;
    display: inline-block;
    padding: 10px 20px;
    border-radius: 5px;
    font-weight: bold;
    text-align: center;
    text-decoration: none;
    transition: background-color 0.3s ease, color 0.3s ease;
    border: 2px solid var(--secondary-color);
    color: var(--secondary-color);
    background-color: transparent;
}

.page-blog__read-more-btn:hover {
    background-color: var(--secondary-color);
    color: var(--text-main);
}

.page-blog__cta-title {
    font-size: 3em;
    color: var(--primary-color);
    text-align: center;
    margin-bottom: 20px;
    font-weight: 700;
}

.page-blog__cta-description {
    font-size: 1.2em;
    color: #555555;
    text-align: center;
    max-width: 900px;
    margin: 0 auto 40px auto;
}

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

.page-blog__cta-button {
    display: inline-block;
    padding: 15px 30px;
    border-radius: 8px;
    font-size: 1.2em;
    font-weight: bold;
    text-align: center;
    text-decoration: none;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    min-width: 200px;
    box-sizing: border-box;
}

.page-blog__btn-primary {
    background: var(--button-gradient);
    color: var(--text-main);
    border: none;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
}

.page-blog__btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 15px rgba(0, 0, 0, 0.3);
}

.page-blog__btn-secondary {
    background-color: transparent;
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
}

.page-blog__btn-secondary:hover {
    transform: translateY(-3px);
    background-color: var(--primary-color);
    color: var(--text-main);
    box-shadow: 0 6px 15px rgba(0, 0, 0, 0.2);
}

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

.page-blog__about-text {
    flex: 1;
}

.page-blog__about-text p {
    margin-bottom: 20px;
    font-size: 1.1em;
    color: var(--text-secondary);
}

.page-blog__about-image-wrapper {
    flex: 1;
    text-align: center;
}

.page-blog__about-image {
    max-width: 100%;
    height: auto;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
}

/* --- Mobile Responsiveness --- */
@media (max-width: 1024px) {
    .page-blog__hero-title {
        font-size: clamp(1.8em, 5vw, 3em);
    }
    .page-blog__section-title {
        font-size: 2em;
    }
    .page-blog__cta-title {
        font-size: 2.5em;
    }
    .page-blog__posts-grid {
        grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    }
    .page-blog__about-content {
        flex-direction: column;
        text-align: center;
    }
    .page-blog__about-image-wrapper {
        order: -1;
        margin-bottom: 30px;
    }
}

@media (max-width: 768px) {
    /* HERO 主图区域 */
    .page-blog__hero-section {
        padding-top: 10px;
    }
    .page-blog__hero-content {
        padding: 30px 15px;
    }
    .page-blog__hero-title {
        font-size: clamp(1.5em, 6vw, 2.5em) !important;
    }
    .page-blog__hero-description {
        font-size: 1em;
    }

    /* General Content Containers */
    .page-blog__container {
        padding: 0 15px;
    }
    .page-blog__latest-posts-section,
    .page-blog__cta-section,
    .page-blog__about-section {
        padding: 40px 0;
    }

    /* Blog Card Section */
    .page-blog__section-header {
        flex-direction: column;
        align-items: flex-start;
        margin-bottom: 30px;
    }
    .page-blog__section-title {
        font-size: 1.8em;
        margin-bottom: 15px;
    }
    .page-blog__posts-grid {
        grid-template-columns: 1fr; /* Single column for mobile */
        gap: 20px;
    }
    .page-blog__post-thumbnail {
        height: 180px;
    }
    .page-blog__post-title {
        font-size: 1.3em;
    }
    .page-blog__post-excerpt {
        font-size: 0.95em;
    }

    /* 通用图片与容器 */
    .page-blog img {
        max-width: 100% !important;
        width: 100% !important;
        height: auto !important;
        display: block;
    }
    .page-blog__section,
    .page-blog__card,
    .page-blog__container,
    .page-blog__hero-image-wrapper,
    .page-blog__about-image-wrapper {
        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-blog__cta-buttons {
        flex-direction: column;
        gap: 15px;
        padding-left: 15px;
        padding-right: 15px;
    }
    .page-blog__cta-button,
    .page-blog__btn-primary,
    .page-blog__btn-secondary,
    .page-blog a[class*="button"],
    .page-blog a[class*="btn"],
    .page-blog__read-more-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-blog__cta-title {
        font-size: 2em;
    }
    .page-blog__cta-description {
        font-size: 1em;
        padding: 0 15px;
    }
    .page-blog__about-content {
        gap: 20px;
    }
    .page-blog__about-text p {
        font-size: 1em;
    }
}