/* style/blog.css */

:root {
    --primary-color: #E53935;
    --secondary-color: #FF5A4F;
    --text-main-color: #333333;
    --card-bg-color: #FFFFFF;
    --background-color: #F5F7FA;
    --border-color: #E0E0E0;
    --button-gradient: linear-gradient(180deg, var(--secondary-color) 0%, var(--primary-color) 100%);
}

.page-blog {
    font-family: Arial, sans-serif;
    line-height: 1.6;
    color: var(--text-main-color);
    background-color: var(--background-color);
}

.page-blog__hero-section {
    position: relative;
    overflow: hidden;
    background-color: var(--primary-color);
    padding-bottom: 40px;
}

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

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

.page-blog__hero-content {
    max-width: 900px;
    margin: 40px auto 0 auto;
    padding: 0 20px;
    text-align: center;
    color: var(--card-bg-color);
}

.page-blog__main-title {
    font-size: 2.8em;
    font-weight: bold;
    margin-bottom: 20px;
    line-height: 1.2;
    color: var(--card-bg-color);
}

.page-blog__description {
    font-size: 1.1em;
    margin-bottom: 30px;
    color: rgba(255, 255, 255, 0.9);
}

.page-blog__cta-buttons {
    display: flex;
    gap: 15px;
    justify-content: center;
    flex-wrap: wrap;
}

.page-blog__btn {
    display: inline-block;
    padding: 12px 25px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: bold;
    transition: all 0.3s ease;
    text-align: center;
    max-width: 100%;
    box-sizing: border-box;
    white-space: normal;
    word-wrap: break-word;
}

.page-blog__btn-primary {
    background: var(--button-gradient);
    color: var(--card-bg-color);
    border: 2px solid transparent;
}

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

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

.page-blog__btn-secondary:hover {
    background: var(--primary-color);
    color: var(--card-bg-color);
}

.page-blog__btn-link {
    background: none;
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
    padding: 8px 15px;
}

.page-blog__btn-link:hover {
    background: var(--primary-color);
    color: var(--card-bg-color);
}

.page-blog__section {
    padding: 60px 20px;
    max-width: 1150px;
    margin: 0 auto;
}

.page-blog__section-title {
    font-size: 2.2em;
    font-weight: bold;
    color: var(--primary-color);
    text-align: center;
    margin-bottom: 20px;
}

.page-blog__section-intro {
    font-size: 1.1em;
    color: var(--text-main-color);
    text-align: center;
    margin-bottom: 40px;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

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

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

.page-blog__article-card a {
    text-decoration: none;
    color: inherit;
    display: block;
}

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

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

.page-blog__article-title {
    font-size: 1.4em;
    font-weight: bold;
    color: var(--primary-color);
    margin-bottom: 10px;
    line-height: 1.3;
}

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

.page-blog__article-excerpt {
    font-size: 1em;
    color: var(--text-main-color);
    margin-bottom: 20px;
}

.page-blog__read-more {
    color: var(--secondary-color);
    font-weight: bold;
    display: inline-block;
}

.page-blog__read-more:hover {
    text-decoration: underline;
}

.page-blog__view-all-button {
    text-align: center;
}

.page-blog__popular-topics {
    background-color: var(--card-bg-color);
    border-top: 1px solid var(--border-color);
}

.page-blog__topics-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 25px;
}

.page-blog__topic-card {
    background: var(--background-color);
    border-radius: 8px;
    padding: 25px;
    text-align: center;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
    transition: transform 0.3s ease;
}

.page-blog__topic-card:hover {
    transform: translateY(-3px);
}

.page-blog__topic-title {
    font-size: 1.3em;
    font-weight: bold;
    color: var(--primary-color);
    margin-bottom: 10px;
}

.page-blog__topic-description {
    font-size: 0.95em;
    color: var(--text-main-color);
    margin-bottom: 20px;
}

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

.page-blog__guide-item {
    background: var(--card-bg-color);
    border-radius: 10px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
    padding: 30px;
    text-align: center;
}

.page-blog__guide-title {
    font-size: 1.6em;
    color: var(--primary-color);
    margin-bottom: 20px;
}

.page-blog__guide-figure {
    margin: 0 auto 20px auto;
    max-width: 680px;
}

.page-blog__guide-image {
    width: 100%;
    height: auto;
    border-radius: 8px;
    display: block;
}

.page-blog__guide-caption {
    font-size: 0.9em;
    color: #666;
    margin-top: 10px;
}

.page-blog__guide-text {
    font-size: 1em;
    color: var(--text-main-color);
    margin-bottom: 25px;
}

.page-blog__promo-banner {
    background: var(--button-gradient);
    color: var(--card-bg-color);
    text-align: center;
    padding: 80px 20px;
    border-radius: 10px;
    margin: 60px auto;
}

.page-blog__promo-title {
    font-size: 2.5em;
    font-weight: bold;
    margin-bottom: 20px;
    color: var(--card-bg-color);
}

.page-blog__promo-description {
    font-size: 1.2em;
    margin-bottom: 40px;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
    color: rgba(255, 255, 255, 0.9);
}

.page-blog__about-us {
    background-color: var(--background-color);
    text-align: center;
}

.page-blog__about-text {
    font-size: 1.1em;
    color: var(--text-main-color);
    max-width: 900px;
    margin: 0 auto 40px auto;
}

.page-blog__about-cta {
    display: flex;
    gap: 15px;
    justify-content: center;
    flex-wrap: wrap;
}

/* --- Responsive Styles --- */

/* Tablet (max-width: 1024px) */
@media (max-width: 1024px) {
    .page-blog__main-title {
        font-size: 2.5em;
    }

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

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

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

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

    /* 1. 顶区标题 + 双 CTA */
    .page-blog__hero-section {
        padding-top: 10px !important; /* Small top padding */
        padding-bottom: 30px;
    }

    .page-blog__hero-image-wrapper {
        height: 250px;
    }

    .page-blog__hero-content {
        padding: 0 15px;
        margin-top: 20px;
    }

    .page-blog__main-title {
        font-size: 1.8em !important;
        margin-bottom: 15px;
    }

    .page-blog__description {
        font-size: 1em;
        margin-bottom: 20px;
    }

    .page-blog__cta-buttons {
        flex-direction: column;
        gap: 10px;
        padding: 0 15px;
    }

    /* 2. 单栏长文容器 */
    .page-blog__section {
        padding: 40px 15px;
    }

    .page-blog__section-title {
        font-size: 1.8em !important;
        margin-bottom: 15px;
    }

    .page-blog__section-intro {
        font-size: 1em;
        margin-bottom: 30px;
    }

    .page-blog__articles-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .page-blog__article-title {
        font-size: 1.2em;
    }

    .page-blog__topics-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .page-blog__topic-card {
        padding: 20px;
    }

    .page-blog__topic-title {
        font-size: 1.1em;
    }

    .page-blog__guide-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .page-blog__guide-item {
        padding: 20px;
    }

    .page-blog__guide-title {
        font-size: 1.4em;
    }

    .page-blog__promo-banner {
        padding: 50px 15px;
        margin: 40px auto;
    }

    .page-blog__promo-title {
        font-size: 1.6em !important;
        margin-bottom: 15px;
    }

    .page-blog__promo-description {
        font-size: 1em;
        margin-bottom: 30px;
    }

    .page-blog__about-text {
        font-size: 1em;
    }

    .page-blog__about-cta {
        flex-direction: column;
        gap: 10px;
        padding: 0 15px;
    }

    /* 3. 通用图片与 figure */
    .page-blog img {
        max-width: 100% !important;
        width: 100% !important;
        height: auto !important;
        display: block;
    }

    .page-blog__hero-image-wrapper,
    .page-blog__article-card,
    .page-blog__topic-card,
    .page-blog__guide-figure,
    .page-blog__guide-item,
    .page-blog__promo-banner,
    .page-blog__about-us {
        max-width: 100% !important;
        width: 100% !important;
        box-sizing: border-box !important;
        overflow: hidden;
    }

    /* 4. 按钮与按钮容器 */
    .page-blog__btn,
    .page-blog__btn-primary,
    .page-blog__btn-secondary,
    .page-blog a[class*="button"],
    .page-blog 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-blog__cta-buttons,
    .page-blog__button-group,
    .page-blog__btn-container,
    .page-blog__about-cta {
        max-width: 100% !important;
        width: 100% !important;
        box-sizing: border-box !important;
        padding-left: 15px;
        padding-right: 15px;
        flex-wrap: wrap !important;
        gap: 10px;
    }

    /* 5. 注册教程与 FAQ 区块 (Guide Section) */
    .page-blog__guide-title {
        font-size: 1.3em;
        line-height: 1.4;
    }

    .page-blog__guide-text {
        font-size: 0.95em;
    }

    .page-blog__guide-figure {
        margin-bottom: 15px;
    }
}