/* ============================================================
   斟知网 (Zhenzhi.com) 全站统一样式表
   版本: 1.0
   说明: 整合自 aigc.html / article_article.html / baogao.html
         / check.html / dbppt.html / index.html / jail.html
         / list_article.html / report.html / zhiping.html
   用法: 在页面 <head> 中引入 <link rel="stylesheet" href="style.css">
   ============================================================ */

/* ==================== 1. CSS 变量 & 重置 ==================== */
:root {
    --primary: #3B8BEA;
    --primary-light: #6BA8F0;
    --primary-dark: #2A6FC9;
    --accent: #FF6B35;
    --accent-light: #FF9A6C;
    --accent-dark: #E0552A;
    --bg-light: #F0F4FA;
    --bg-white: #FFFFFF;
    --text-dark: #1A1A2E;
    --text-gray: #5A5A6E;
    --text-light: #8A8A9E;
    --border-light: #DCE4F0;
    --shadow-card: 0 4px 24px rgba(59, 139, 234, 0.10);
    --shadow-hover: 0 8px 32px rgba(59, 139, 234, 0.18);
    --radius: 12px;
    --radius-sm: 6px;
    --transition: all 0.25s ease;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: "Microsoft YaHei", system-ui, -apple-system, sans-serif;
}
a {
    text-decoration: none;
    color: inherit;
}
ul,
ol {
    list-style: none;
}
button {
    border: none;
    cursor: pointer;
    font-family: inherit;
}
body {
    background: #fafbfc;
    color: var(--text-dark);
    line-height: 1.6;
}




/* ==================== 4. 页面头部 ==================== */
.page-header {
    width: 76%;
    max-width: 1200px;
    margin: 10px auto 30px;
}
.page-header h1 {
    font-size: 32px;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 10px;
}
.page-header .subtitle {
    font-size: 15px;
    color: var(--text-gray);
    line-height: 1.6;
}
.page-header .scope {
    font-size: 13px;
    color: var(--text-light);
    margin-top: 8px;
}


/* ==================== 5. 系统列表（通用） ==================== */
.systems-container {
    width: 76%;
    max-width: 1200px;
    margin: 0 auto 60px;
}
.system-list {
    display: flex;
    flex-direction: column;
    gap: 16px;
}
.system-row {
    background: #fff;
    border: 1px solid var(--border-light);
    border-radius: var(--radius);
    padding: 24px 28px;
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: 24px;
    flex-wrap: wrap;
}
.system-row:hover {
    box-shadow: var(--shadow-hover);
    border-color: rgba(59, 139, 234, 0.25);
}

.system-info {
    flex: 1;
    min-width: 200px;
}
.system-info h3 {
    font-size: 20px;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 8px;
}
.system-info .desc {
    font-size: 14px;
    color: var(--text-gray);
    line-height: 1.6;
    margin-bottom: 10px;
}
.meta-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    font-size: 13px;
    color: var(--text-light);
}
.meta-tags span {
    background: var(--bg-light);
    padding: 3px 10px;
    border-radius: 15px;
}
.system-action {
    flex-shrink: 0;
    text-align: center;
}
.btn-check {
    display: inline-block;
    padding: 12px 28px;
    background: var(--primary);
    color: #fff;
    border-radius: 30px;
    font-weight: 600;
    font-size: 15px;
    transition: var(--transition);
}
.btn-check:hover {
    background: var(--primary-dark);
}


/* ==================== 6. 平台优势 ==================== */
.advantages {
    width: 76%;
    max-width: 1200px;
    margin: 0 auto 60px;
}
.advantages h2 {
    text-align: center;
    font-size: 24px;
    margin-bottom: 30px;
    color: var(--text-dark);
}
.adv-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 20px;
}
.adv-card {
    background: #fff;
    border: 1px solid var(--border-light);
    border-radius: var(--radius);
    padding: 24px;
    text-align: center;
    transition: var(--transition);
}
.adv-card:hover {
    box-shadow: var(--shadow-hover);
    transform: translateY(-2px);
}
.adv-card .icon {
    font-size: 32px;
    margin-bottom: 12px;
}
.adv-card h4 {
    font-size: 16px;
    font-weight: 700;
    margin-bottom: 8px;
    color: var(--text-dark);
}
.adv-card p {
    font-size: 13px;
    color: var(--text-gray);
    line-height: 1.5;
}


/* ==================== 7. 首页特有样式 ==================== */

/* 7.1 首屏 Banner */
.hero-banner {
    width: 100%;
    background: url("../images/banner.jpg") center center no-repeat;
    background-size: cover;
    position: relative;
    color: #ffffff;
    padding: 100px 5%;
    display: flex;
    align-items: center;
    justify-content: center;
}
.hero-banner::before {
    content: "";
    position: absolute;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background: rgba(42, 83, 232, 0.28);
    z-index: 1;
}
.banner-content {
    width: 520px;
    position: relative;
    z-index: 2;
    transform: translateX(40%);
}
.banner-content h1 {
    font-size: 32px;
    line-height: 1.35;
    margin-bottom: 14px;
}
.banner-content h1 span {
    color: var(--accent-light);
}
.banner-content p {
    opacity: 0.93;
    font-size: 15px;
    margin-bottom: 24px;
    line-height: 1.7;
}
.hero-action-box {
    margin-top: 4px;
}
.action-btns-row {
    display: flex;
    gap: 14px;
    flex-wrap: wrap;
    align-items: center;
}
.action-btns-row button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px 28px;
    border-radius: 8px;
    font-size: 15px;
    font-weight: 600;
    transition: var(--transition);
    white-space: nowrap;
    cursor: pointer;
    border: none;
}
.action-btns-row button svg {
    width: 20px;
    height: 20px;
    flex-shrink: 0;
}
.btn-ai-write {
    background: var(--accent);
    color: #fff;
}
.btn-ai-write:hover {
    background: var(--accent-dark);
}
.btn-ai-write svg {
    stroke: #fff;
    fill: none;
}
.btn-translate {
    background: #fff;
    color: var(--primary-dark);
}
.btn-translate:hover {
    background: #e8f0fe;
}
.btn-translate svg {
    stroke: var(--primary-dark);
    fill: none;
}

/* 7.2 九大服务卡片 */
.service-container {
    width: 76%;
    max-width: 1200px;
    margin: -45px auto 50px;
    background: var(--bg-white);
    border-radius: var(--radius);
    box-shadow: var(--shadow-card);
    padding: 32px 28px;
    position: relative;
    z-index: 9;
}
.service-top-title {
    text-align: center;
    margin-bottom: 28px;
}
.service-top-title h2 {
    font-size: 24px;
    color: var(--text-dark);
    margin-bottom: 6px;
    font-weight: 600;
}
.service-top-title p {
    font-size: 14px;
    color: var(--text-gray);
}
.service-grid-wrap {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 16px;
}
.service-card {
    text-align: center;
    padding: 18px 8px;
    border-radius: var(--radius);
    cursor: pointer;
    transition: var(--transition);
    border: 1px solid transparent;
}
.service-card:hover {
    background: var(--bg-light);
    border-color: var(--accent);
    transform: translateY(-4px);
    box-shadow: var(--shadow-hover);
}
.service-card .card-icon {
    width: 100px;
    height: 36px;
    margin: 0 auto 10px;
    display: flex;
    align-items: center;
    justify-content: center;
}
.service-card .card-icon img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
}
.service-card h4 {
    font-size: 15px;
    color: var(--text-dark);
    margin-bottom: 5px;
    font-weight: 600;
}
.service-card p {
    font-size: 12.5px;
    color: var(--text-gray);
    line-height: 1.5;
}

/* 7.3 四大核心服务 */
.core-services-wrap {
    width: 76%;
    max-width: 1200px;
    margin: 0 auto 70px;
    display: grid;
    grid-template-columns: 400px 1fr;
    gap: 50px;
    align-items: flex-start;
}
.core-service-left-seo {
    position: sticky;
    top: 30px;
}
.core-service-tag {
    display: inline-block;
    padding: 6px 16px;
    background-color: rgba(59, 139, 234, 0.1);
    color: var(--primary);
    font-size: 13px;
    border-radius: 50px;
    letter-spacing: 1px;
    margin-bottom: 14px;
}
.core-service-left-seo h2 {
    font-size: 32px;
    font-weight: 700;
    color: var(--text-dark);
    line-height: 1.3;
    margin: 0 0 18px;
}
.core-service-left-seo h2 span {
    background: linear-gradient(90deg, #3B8BEA, #FF6B35);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
.core-service-desc-seo {
    font-size: 14.5px;
    line-height: 1.75;
    color: var(--text-gray);
    margin-bottom: 22px;
}
.core-service-safe-list li {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    font-size: 13.5px;
    color: var(--text-dark);
    padding: 9px 0;
    border-bottom: 1px solid var(--border-light);
    line-height: 1.55;
}
.core-service-safe-list li::before {
    content: "✓";
    color: var(--primary);
    font-weight: bold;
    font-size: 15px;
    flex-shrink: 0;
    margin-top: 1px;
}
.core-service-entry-btn {
    display: inline-block;
    margin-top: 26px;
    padding: 13px 28px;
    background-color: var(--primary);
    color: #fff;
    border-radius: 8px;
    font-weight: 500;
    transition: var(--transition);
}
.core-service-entry-btn:hover {
    background-color: var(--primary-dark);
}
.core-service-grid-box {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 22px;
}
.service-card-item {
    display: flex;
    flex-direction: column;
    gap: 14px;
    background: #fff;
    border: 1px solid var(--border-light);
    border-radius: 16px;
    padding: 26px;
    transition: var(--transition);
    cursor: pointer;
    text-decoration: none;
    color: inherit;
}
.service-card-item:hover {
    box-shadow: 0 10px 35px rgba(59, 139, 234, 0.09);
    border-color: rgba(59, 139, 234, 0.25);
    transform: translateY(-3px);
}
.card-top-row {
    display: flex;
    align-items: center;
    gap: 14px;
}
.service-card-item .card-icon {
    width: 64px;
    height: 64px;
    border-radius: 16px;
    display: grid;
    place-items: center;
    flex-shrink: 0;
}
.service-card-item .card-icon svg {
    width: 36px;
    height: 36px;
}
.service-card-item:nth-child(1) .card-icon {
    background: rgba(59, 139, 234, 0.1);
    color: #3B8BEA;
}
.service-card-item:nth-child(2) .card-icon {
    background: rgba(255, 107, 53, 0.1);
    color: #FF6B35;
}
.service-card-item:nth-child(3) .card-icon {
    background: rgba(124, 92, 252, 0.1);
    color: #7C5CFC;
}
.service-card-item:nth-child(4) .card-icon {
    background: rgba(16, 185, 129, 0.1);
    color: #10B981;
}
.card-title {
    font-size: 18px;
    font-weight: 700;
    color: var(--text-dark);
    margin: 0;
}
.card-desc {
    font-size: 13.5px;
    line-height: 1.65;
    color: var(--text-gray);
    margin: 0;
    flex-grow: 1;
}
.card-tag-group {
    display: flex;
    flex-wrap: wrap;
    gap: 7px;
}
.card-tag-group span {
    font-size: 12px;
    padding: 4px 10px;
    background: var(--bg-light);
    color: var(--text-gray);
    border-radius: 5px;
}

/* 7.4 学术知识库（首页） */
.knowledge-base-section {
    width: 76%;
    max-width: 1200px;
    margin: 0 auto 60px;
    background: var(--bg-white);
    border-radius: var(--radius);
    box-shadow: var(--shadow-card);
    padding: 32px 34px 38px;
    border: 1px solid var(--border-light);
}
.knowledge-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 26px;
    flex-wrap: wrap;
    gap: 12px;
    border-bottom: 2px solid var(--bg-light);
    padding-bottom: 14px;
}
.knowledge-header h2 {
    font-size: 23px;
    font-weight: 700;
    color: var(--text-dark);
    display: flex;
    align-items: center;
    gap: 10px;
}
.knowledge-header h2 small {
    font-size: 14px;
    font-weight: 400;
    color: var(--text-light);
    margin-left: 6px;
}
.knowledge-header .more-link {
    font-size: 13px;
    color: var(--primary);
    font-weight: 500;
    transition: var(--transition);
    padding: 4px 14px;
    border-radius: 20px;
    background: rgba(59, 139, 234, 0.08);
}
.knowledge-header .more-link:hover {
    background: rgba(59, 139, 234, 0.16);
    color: var(--primary-dark);
}
.knowledge-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px 36px;
}
.knowledge-col {
    display: flex;
    flex-direction: column;
}
.knowledge-col .col-category-title {
    font-size: 16px;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    gap: 8px;

    border-left: 4px solid var(--accent);
    padding-left: 12px;
}
.knowledge-col .col-category-title a {
    color: inherit;
    transition: var(--transition);
}
.knowledge-col .col-category-title a:hover {
    color: var(--primary);
}
.knowledge-col .col-category-title .badge {
    font-size: 11px;
    background: var(--bg-light);
    color: var(--text-light);
    padding: 0 10px;
    border-radius: 20px;
    font-weight: 400;
}
.knowledge-col ul {
    display: flex;
    flex-direction: column;
    gap: 6px;
}
.knowledge-col ul li {
    font-size: 13.5px;
    line-height: 1.6;
    padding: 5px 0 5px 8px;
    border-bottom: 1px dashed var(--border-light);
    transition: var(--transition);
}
.knowledge-col ul li:last-child {
    border-bottom: none;
}
.knowledge-col ul li a {
    color: var(--text-gray);
    display: block;
    transition: var(--transition);
    position: relative;
    padding-left: 16px;
}
.knowledge-col ul li a::before {
    content: "›";
    position: absolute;
    left: 0;
    color: var(--primary);
    font-weight: 700;
    font-size: 16px;
    line-height: 1.4;
}
.knowledge-col ul li a:hover {
    color: var(--primary-dark);
    padding-left: 22px;
}
.knowledge-col ul li a:hover::before {
    color: var(--accent);
}


/* ==================== 8. 文章详情页样式 ==================== */
.article-main-layout {
    width: 76%;
    max-width: 1200px;
    margin: 0 auto 60px;
    display: grid;
    grid-template-columns: 1fr 300px;
    gap: 40px;
    align-items: start;
}
.article-content {
    background: #fff;
    border-radius: var(--radius);
    box-shadow: var(--shadow-card);
    padding: 40px 48px;
    border: 1px solid var(--border-light);
}
.article-header {
    margin-bottom: 32px;
    border-bottom: 2px solid var(--bg-light);
    padding-bottom: 24px;
}
.article-header .category-tag {
    display: inline-block;
    background: rgba(59, 139, 234, 0.1);
    color: var(--primary);
    font-size: 13px;
    padding: 4px 12px;
    border-radius: 20px;
    margin-bottom: 14px;
    font-weight: 500;
}
.article-header h1 {
    font-size: 32px;
    font-weight: 700;
    color: var(--text-dark);
    line-height: 1.35;
    margin-bottom: 16px;
}
.article-meta {
    display: flex;
    gap: 20px;
    font-size: 13.5px;
    color: var(--text-light);
    flex-wrap: wrap;
}
.article-body {
    font-size: 16px;
    color: var(--text-dark);
    line-height: 1.85;
}
.article-body h2 {
    font-size: 24px;
    margin: 36px 0 16px;
    padding-left: 14px;
    border-left: 5px solid var(--accent);
    color: var(--text-dark);
}
.article-body h3 {
    font-size: 20px;
    margin: 28px 0 14px;
    color: var(--text-dark);
}
.article-body p {
    margin-bottom: 16px;
    text-align: justify;
}
.article-body strong {
    color: #000;
}
.article-body img {
    max-width: 100%;
    height: auto;
    border-radius: var(--radius-sm);
    margin: 20px 0;
    display: block;
}
.article-body .img-caption {
    font-size: 13px;
    color: var(--text-light);
    text-align: center;
    margin-top: -12px;
    margin-bottom: 24px;
}
.article-body blockquote {
    margin: 24px 0;
    padding: 20px 28px;
    background: var(--bg-light);
    border-left: 5px solid var(--primary);
    color: var(--text-gray);
    border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}
.article-body ul,
.article-body ol {
    margin: 16px 0 16px 24px;
    list-style: disc;
}
.article-body ol {
    list-style: decimal;
}
.article-body li {
    margin-bottom: 8px;
}

/* 文章底部系统入口 */
.article-bottom-section {
    margin-top: 40px;
    padding-top: 28px;
    border-top: 1px solid var(--border-light);
}
.system-entry-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 12px;
    margin-bottom: 24px;
}
.system-entry-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 16px;
    background: var(--bg-light);
    border-radius: var(--radius-sm);
    transition: var(--transition);
    font-size: 14px;
    font-weight: 500;
    color: var(--text-dark);
}
.system-entry-item:hover {
    background: rgba(59, 139, 234, 0.1);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(59, 139, 234, 0.1);
}
.system-entry-item .entry-icon {
    font-size: 18px;
    flex-shrink: 0;
}
.share-row {
    display: flex;
    justify-content: flex-end;
    gap: 12px;
    font-size: 13px;
    color: var(--text-light);
    align-items: center;
}
.share-row a:hover {
    color: var(--primary);
}

/* 文章侧边栏 */
.article-sidebar {
    position: sticky;
    top: 30px;
    display: flex;
    flex-direction: column;
    gap: 24px;
}
.sidebar-card {
    background: #fff;
    border: 1px solid var(--border-light);
    border-radius: var(--radius);
    padding: 20px;
}
.sidebar-card h4 {
    font-size: 16px;
    font-weight: 700;
    margin-bottom: 14px;
    color: var(--text-dark);
    border-left: 4px solid var(--accent);
    padding-left: 10px;
}
.sidebar-card ul {
    display: flex;
    flex-direction: column;
    gap: 10px;
}
.sidebar-card ul li a {
    font-size: 13.5px;
    color: var(--text-gray);
    display: block;
    padding: 4px 0;
    border-bottom: 1px dashed var(--border-light);
    transition: var(--transition);
}
.sidebar-card ul li:last-child a {
    border-bottom: none;
}
.sidebar-card ul li a:hover {
    color: var(--primary);
    padding-left: 6px;
}


/* ==================== 9. 文章列表页样式 ==================== */
.page-header .category-filter {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}
.category-filter a {
    padding: 6px 14px;
    border-radius: 20px;
    font-size: 13px;
    color: var(--text-gray);
    background: var(--bg-light);
    transition: var(--transition);
}
.category-filter a.active,
.category-filter a:hover {
    background: var(--primary);
    color: #fff;
}

.main-layout {
    width: 76%;
    max-width: 1200px;
    margin: 0 auto 60px;
    display: grid;
    grid-template-columns: 1fr 300px;
    gap: 40px;
    align-items: start;
}
.content-left {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.article-list {
    display: flex;
    flex-direction: column;
    gap: 24px;
}
.article-card {
    background: #fff;
    border: 1px solid var(--border-light);
    border-radius: var(--radius);
    padding: 24px 28px;
    transition: var(--transition);
    display: flex;
    flex-direction: column;
    gap: 12px;
}
.article-card:hover {
    box-shadow: var(--shadow-hover);
    border-color: rgba(59, 139, 234, 0.25);
    transform: translateY(-2px);
}
.article-card h3 {
    font-size: 20px;
    font-weight: 700;
    color: var(--text-dark);
    line-height: 1.4;
}
.article-card h3 a {
    color: inherit;
}
.article-card h3 a:hover {
    color: var(--primary);
}
.article-meta .category-tag {
    background: rgba(59, 139, 234, 0.1);
    color: var(--primary);
    padding: 2px 10px;
    border-radius: 12px;
    font-weight: 500;
}
.article-excerpt {
    font-size: 14px;
    color: var(--text-gray);
    line-height: 1.7;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}
.article-card .read-more {
    align-self: flex-start;
    font-size: 13px;
    color: var(--primary);
    font-weight: 500;
    display: inline-flex;
    align-items: center;
    gap: 4px;
}
.article-card .read-more:hover {
    color: var(--primary-dark);
}

/* 分页 */
.pagination {
    display: flex;
    justify-content: center;
    gap: 8px;
    margin-top: 16px;
}
.pagination a,
.pagination span {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 36px;
    height: 36px;
    border-radius: var(--radius-sm);
    font-size: 14px;
    color: var(--text-gray);
    background: #fff;
    border: 1px solid var(--border-light);
    transition: var(--transition);
}
.pagination a:hover {
    background: var(--bg-light);
    border-color: var(--primary);
}
.pagination span.active {
    background: var(--primary);
    color: #fff;
    border-color: var(--primary);
}
.pagination span.disabled {
    opacity: 0.4;
    pointer-events: none;
}

/* 文章列表侧边栏的查重入口 */
.check-entry-list {
    display: flex;
    flex-direction: column;
    gap: 8px;
}
.check-entry-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 10px 12px;
    border-radius: var(--radius-sm);
    background: var(--bg-light);
    transition: var(--transition);
}
.check-entry-item:hover {
    background: rgba(59, 139, 234, 0.08);
}
.check-entry-item .entry-info {
    display: flex;
    flex-direction: column;
    gap: 2px;
}
.check-entry-item .entry-name {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-dark);
}
.check-entry-item .entry-desc {
    font-size: 11.5px;
    color: var(--text-light);
}
.check-entry-item .entry-price {
    font-size: 13px;
    font-weight: 700;
    color: var(--accent);
    white-space: nowrap;
}
.check-entry-item .entry-arrow {
    font-size: 12px;
    color: var(--primary);
    margin-left: 4px;
}


/* ==================== 10. 报告演示页样式 ==================== */
.demo-section {
    width: 76%;
    max-width: 1200px;
    margin: 0 auto 60px;
}
.demo-tabs {
    display: flex;
    gap: 10px;
    margin-bottom: 24px;
    flex-wrap: wrap;
}
.demo-tabs a {
    padding: 10px 22px;
    border-radius: 30px;
    font-size: 14px;
    font-weight: 500;
    background: var(--bg-light);
    color: var(--text-gray);
    transition: var(--transition);
}
.demo-tabs a.active,
.demo-tabs a:hover {
    background: var(--primary);
    color: #fff;
}

.report-preview {
    background: #fff;
    border: 1px solid var(--border-light);
    border-radius: var(--radius);
    padding: 28px 32px;
    box-shadow: var(--shadow-card);
}
.report-preview h2 {
    font-size: 22px;
    margin-bottom: 16px;
    color: var(--text-dark);
}
.report-meta {
    display: flex;
    gap: 24px;
    margin-bottom: 20px;
    color: var(--text-gray);
    font-size: 14px;
}

.indicator-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 16px;
    margin-bottom: 28px;
}
.indicator-card {
    background: var(--bg-light);
    border-radius: var(--radius-sm);
    padding: 16px;
    text-align: center;
}
.indicator-card .label {
    font-size: 13px;
    color: var(--text-light);
    margin-bottom: 4px;
}
.indicator-card .value {
    font-size: 28px;
    font-weight: 700;
    color: var(--primary);
}
.indicator-card .value.high {
    color: var(--accent);
}

.btn-download {
    display: inline-block;
    padding: 12px 28px;
    background: var(--accent);
    color: #fff;
    border-radius: 30px;
    font-weight: 600;
    font-size: 15px;
    transition: var(--transition);
    margin-top: 20px;
}
.btn-download:hover {
    background: var(--accent-dark);
}

/* 报告解读指南 */
.guide-section {
    width: 76%;
    max-width: 1200px;
    margin: 0 auto 60px;
}
.guide-section h2 {
    text-align: center;
    font-size: 24px;
    margin-bottom: 30px;
}
.guide-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 20px;
}
.guide-card {
    background: #fff;
    border: 1px solid var(--border-light);
    border-radius: var(--radius);
    padding: 24px;
    transition: var(--transition);
}
.guide-card:hover {
    box-shadow: var(--shadow-hover);
    transform: translateY(-2px);
}
.guide-card .icon {
    font-size: 28px;
    margin-bottom: 10px;
}
.guide-card h4 {
    font-size: 16px;
    margin-bottom: 8px;
    color: var(--text-dark);
}
.guide-card p {
    font-size: 13px;
    color: var(--text-gray);
    line-height: 1.5;
}



.copyright-text {
    text-align: center;
    margin-top: 16px;
    font-size: 11.5px;
    color: rgba(255, 255, 255, 0.35);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    flex-wrap: wrap;
}


/* ==================== 12. 悬浮客服 ==================== */
.float-customer-service {
    position: fixed;
    right: 22px;
    bottom: 22px;
    background: var(--accent);
    color: #fff;
    padding: 10px 16px;
    border-radius: 30px;
    font-size: 13px;
    font-weight: 600;
    box-shadow: 0 3px 14px rgba(255, 107, 53, 0.4);
    cursor: pointer;
    z-index: 999;
    transition: var(--transition);
}
.float-customer-service:hover {
    opacity: 0.9;
    transform: scale(1.03);
}


/* ==================== 13. 响应式 ==================== */

/* 大屏 & 笔记本 */
@media (max-width: 1200px) {
    .top-nav-wrap {
        flex-wrap: wrap;
        padding: 0 2%;
    }
    .main-nav {
        flex-wrap: wrap;
        justify-content: center;
    }
    .nav-item>a {
        font-size: 15px;
        padding: 14px 12px;
    }
    .header-right {
        margin-left: 10px;
    }
    .drop-panel .container {
        width: 94%;
    }
    .drop-inner {
        gap: 28px;
    }
    .service-container {
        width: 94%;
        margin-top: -30px;
    }
    .service-grid-wrap {
        grid-template-columns: repeat(3, 1fr);
    }
    .core-services-wrap {
        width: 94%;
        grid-template-columns: 1fr;
        gap: 36px;
    }
    .core-service-left-seo {
        position: static;
    }
    .core-service-grid-box {
        grid-template-columns: 1fr 1fr;
    }
    .knowledge-base-section {
        width: 94%;
        padding: 24px 20px 28px;
    }
    .knowledge-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 24px;
    }
    .article-main-layout {
        width: 94%;
        grid-template-columns: 1fr 260px;
        gap: 30px;
    }
    .article-content {
        padding: 32px 28px;
    }
    .main-layout {
        width: 94%;
        grid-template-columns: 1fr 260px;
        gap: 30px;
    }
    .page-header,
    .breadcrumb,
    .systems-container,
    .advantages,
    .demo-section,
    .guide-section {
        width: 94%;
    }
}

/* 平板 */
@media (max-width: 768px) {
    .top-nav-wrap {
        flex-wrap: wrap;
        padding: 0 2%;
    }
    .main-nav {
        flex-wrap: wrap;
        justify-content: center;
    }
    .nav-item>a {
        font-size: 14px;
        padding: 12px 10px;
    }
    .header-right {
        margin-left: 0;
        margin-top: 4px;
    }
    .banner-content {
        width: 100%;
        transform: translateX(0);
    }
    .banner-content h1 {
        font-size: 24px;
    }
    .action-btns-row button {
        padding: 12px 20px;
        font-size: 14px;
    }
    .service-grid-wrap {
        grid-template-columns: repeat(2, 1fr);
    }
    .core-service-grid-box {
        grid-template-columns: 1fr;
    }
    .core-service-left-seo h2 {
        font-size: 24px;
    }
    .footer-four-col {
        grid-template-columns: repeat(2, 1fr);
    }
    .drop-inner {
        flex-direction: column;
        gap: 20px;
    }
    .drop-col {
        min-width: auto;
    }
    .knowledge-base-section {
        padding: 20px 16px 24px;
    }
    .knowledge-header h2 {
        font-size: 19px;
        flex-wrap: wrap;
    }
    .knowledge-header h2 small {
        display: block;
        margin-left: 0;
        font-size: 13px;
    }
    .knowledge-grid {
        grid-template-columns: 1fr 1fr;
        gap: 18px;
    }
    .knowledge-col ul li {
        font-size: 13px;
    }
    .article-main-layout {
        grid-template-columns: 1fr;
    }
    .article-sidebar {
        position: static;
    }
    .article-header h1 {
        font-size: 24px;
    }
    .main-layout {
        grid-template-columns: 1fr;
    }
    .sidebar {
        position: static;
    }
    .page-header h1 {
        font-size: 26px;
    }
    .system-row {
        flex-direction: column;
        align-items: flex-start;
    }
    .system-action {
        align-self: flex-end;
    }
    .system-logo {
        width: 60px;
        height: 60px;
    }
    .report-preview {
        padding: 20px 16px;
    }
    .page-header .category-filter {
        flex-wrap: wrap;
    }
}

/* 手机 */
@media (max-width: 480px) {
    .service-grid-wrap {
        grid-template-columns: 1fr;
    }
    .service-container {
        padding: 18px 12px;
    }
    .footer-four-col {
        grid-template-columns: 1fr;
    }
    .hero-banner {
        padding: 60px 4%;
        min-height: auto;
    }
    .knowledge-base-section {
        padding: 16px 12px 20px;
        margin-bottom: 40px;
    }
    .knowledge-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    .knowledge-col .col-category-title {
        font-size: 15px;
    }
    .knowledge-header .more-link {
        font-size: 12px;
        padding: 2px 10px;
    }
    .article-content {
        padding: 24px 20px;
    }
    .article-body h2 {
        font-size: 20px;
    }
    .breadcrumb {
        font-size: 12px;
    }
    .system-entry-grid {
        grid-template-columns: 1fr;
    }
    .page-header h1 {
        font-size: 22px;
    }
    .page-header .subtitle {
        font-size: 14px;
    }
    .page-header .scope {
        font-size: 12px;
    }
    .pagination {
        flex-wrap: wrap;
    }
    .page-header {
        flex-direction: column;
        align-items: flex-start;
    }
    .demo-tabs a {
        font-size: 12px;
        padding: 6px 14px;
    }
    .indicator-card .value {
        font-size: 22px;
    }
}




        /* ========================================
               Global Reset & Override for this page
            ======================================== */
        body {
            background: #f8faff;
        }

        /* ========================================
               Hero Section (大厂风范)
            ======================================== */
        .service-hero {
            background: linear-gradient(135deg, #1a2a6c 0%, #7c3aed 50%, #3B8BEA 100%);
            padding: 60px 0 80px;
            margin-top: -1px;
            position: relative;
            overflow: hidden;
        }
        .service-hero::after {
            content: '';
            position: absolute;
            right: -10%;
            top: -50%;
            width: 600px;
            height: 600px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.04);
            pointer-events: none;
        }
        .service-hero .hero-inner {
            max-width: 1100px;
            margin: 0 auto;
            padding: 0 24px;
            position: relative;
            z-index: 2;
        }

        .service-hero .breadcrumb-custom {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.6);
            margin-bottom: 24px;
        }
        .service-hero .breadcrumb-custom a {
            color: rgba(255, 255, 255, 0.8);
            transition: var(--transition);
        }
        .service-hero .breadcrumb-custom a:hover {
            color: #fff;
        }
        .service-hero .breadcrumb-custom span {
            margin: 0 8px;
        }

        .service-hero .hero-content {
            display: flex;
            justify-content: space-between;
            align-items: flex-end;
            flex-wrap: wrap;
            gap: 20px;
        }
        .service-hero .hero-text h1 {
            font-size: 38px;
            font-weight: 700;
            color: #fff;
            letter-spacing: -0.5px;
            margin-bottom: 10px;
        }
        .service-hero .hero-text h1 .highlight {
            color: #FFD700;
        }
        .service-hero .hero-text p {
            font-size: 17px;
            color: rgba(255, 255, 255, 0.8);
            max-width: 480px;
            line-height: 1.6;
        }

        .service-hero .hero-badges {
            display: flex;
            gap: 20px;
            flex-wrap: wrap;
            background: rgba(255, 255, 255, 0.08);
            backdrop-filter: blur(8px);
            padding: 14px 28px;
            border-radius: 60px;
            border: 1px solid rgba(255, 255, 255, 0.12);
            flex-shrink: 0;
        }
        .service-hero .hero-badges .badge-item {
            display: flex;
            align-items: center;
            gap: 8px;
            color: #fff;
            font-size: 14px;
            font-weight: 500;
        }
        .service-hero .hero-badges .badge-item .dot-green {
            width: 8px;
            height: 8px;
            background: #4ade80;
            border-radius: 50%;
            display: inline-block;
            animation: pulse-dot 1.8s ease-in-out infinite;
        }
        @keyframes pulse-dot {
            0%, 100% { opacity: 1; transform: scale(1); }
            50% { opacity: 0.5; transform: scale(0.8); }
        }

        /* ========================================
               Main Container
            ======================================== */
        .service-main {
            max-width: 1100px;
            margin: -40px auto 60px;
            padding: 0 24px;
            position: relative;
            z-index: 3;
        }

        /* ========================================
               Trust Bar (信任背书)
            ======================================== */
        .trust-bar {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
            background: #ffffff;
            border-radius: 16px;
            padding: 20px 30px;
            box-shadow: 0 8px 30px rgba(42, 83, 232, 0.08);
            margin-bottom: 48px;
            border: 1px solid rgba(220, 228, 240, 0.4);
        }
        .trust-bar .trust-item {
            display: flex;
            align-items: center;
            gap: 14px;
            justify-content: center;
        }
        .trust-bar .trust-item .icon {
            font-size: 28px;
        }
        .trust-bar .trust-item .text {
            display: flex;
            flex-direction: column;
        }
        .trust-bar .trust-item .text .label {
            font-size: 12px;
            color: var(--text-light);
            text-transform: uppercase;
            letter-spacing: 0.5px;
        }
        .trust-bar .trust-item .text .value {
            font-size: 15px;
            font-weight: 600;
            color: var(--text-dark);
        }

        /* ========================================
               Contact Cards Grid (极简高级感)
            ======================================== */
        .contact-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 30px;
            margin-bottom: 50px;
        }

        .contact-card {
            background: #ffffff;
            border-radius: 20px;
            padding: 40px 35px 35px;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.02);
            border: 1px solid #eef2f7;
            transition: all 0.3s ease;
            position: relative;
        }
        .contact-card:hover {
            border-color: var(--primary);
            box-shadow: 0 12px 40px rgba(59, 139, 234, 0.08);
            transform: translateY(-4px);
        }

        /* 官方认证角标 */
        .contact-card .official-badge {
            position: absolute;
            top: 16px;
            right: 20px;
            background: #eef3ff;
            color: var(--primary);
            font-size: 11px;
            font-weight: 700;
            padding: 4px 12px;
            border-radius: 30px;
            letter-spacing: 0.5px;
            border: 1px solid rgba(59, 139, 234, 0.15);
        }

        .contact-card .card-header {
            display: flex;
            align-items: center;
            gap: 14px;
            margin-bottom: 20px;
        }
        .contact-card .card-header .avatar-icon {
            width: 56px;
            height: 56px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 28px;
        }
        /* 微信绿 */
        .wechat-card .card-header .avatar-icon {
            background: #e8f8ee;
            color: #07C160;
        }
        /* QQ蓝 */
        .qq-card .card-header .avatar-icon {
            background: #e6f4ff;
            color: #12B7F5;
        }

        .contact-card .card-header .title-group h3 {
            font-size: 20px;
            font-weight: 700;
            color: var(--text-dark);
            margin-bottom: 2px;
        }
        .contact-card .card-header .title-group .sub {
            font-size: 13px;
            color: var(--text-light);
        }

        /* 二维码区域 - 居中对齐，干净边框 */
        .qr-display {
            display: flex;
            flex-direction: column;
            align-items: center;
            margin: 12px 0 18px;
        }
        .qr-display .qr-box {
            width: 160px;
            height: 160px;
            border-radius: 16px;
            background: #fafbfc;
            border: 1px solid #eef2f7;
            padding: 10px;
            display: flex;
            align-items: center;
            justify-content: center;
            transition: var(--transition);
        }
        .qr-display .qr-box:hover {
            border-color: var(--primary);
            box-shadow: 0 4px 16px rgba(59, 139, 234, 0.08);
        }
        .qr-display .qr-box img {
            width: 100%;
            height: 100%;
            object-fit: contain;
            border-radius: 8px;
        }
        .qr-display .qr-box .placeholder {
            color: var(--text-light);
            font-size: 12px;
            text-align: center;
            line-height: 1.6;
        }
        .qr-display .qr-tip {
            font-size: 13px;
            color: var(--text-gray);
            margin-top: 10px;
        }

        .action-row {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
            background: #f8faff;
            border-radius: 12px;
            padding: 10px 16px 10px 20px;
            margin-top: 6px;
        }
        .action-row .id-info {
            display: flex;
            align-items: center;
            gap: 12px;
        }
        .action-row .id-info .label {
            font-size: 13px;
            color: var(--text-light);
        }
        .action-row .id-info .value {
            font-size: 15px;
            font-weight: 600;
            color: var(--text-dark);
            letter-spacing: 0.3px;
        }

        .btn-outline-primary {
            padding: 6px 18px;
            border: 1.5px solid var(--primary);
            color: var(--primary);
            background: transparent;
            border-radius: 30px;
            font-size: 13px;
            font-weight: 600;
            cursor: pointer;
            transition: var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        .btn-outline-primary:hover {
            background: var(--primary);
            color: #fff;
        }
        .btn-outline-primary.copied {
            background: #0f8b4c;
            border-color: #0f8b4c;
            color: #fff;
        }

        .btn-chat-primary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 10px;
            width: 100%;
            padding: 14px 0;
            margin-top: 16px;
            border-radius: 50px;
            font-size: 16px;
            font-weight: 600;
            color: #fff;
            border: none;
            cursor: pointer;
            transition: var(--transition);
            text-decoration: none;
        }
        .btn-chat-primary.wechat-btn {
            background: linear-gradient(135deg, #07C160, #06AD56);
            box-shadow: 0 4px 16px rgba(7, 193, 96, 0.25);
        }
        .btn-chat-primary.wechat-btn:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 28px rgba(7, 193, 96, 0.35);
        }
        .btn-chat-primary.qq-btn {
            background: linear-gradient(135deg, #12B7F5, #0A8CCF);
            box-shadow: 0 4px 16px rgba(18, 183, 245, 0.25);
        }
        .btn-chat-primary.qq-btn:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 28px rgba(18, 183, 245, 0.35);
        }

        /* ========================================
               Self-Service Section (自助服务)
            ======================================== */
        .self-service {
            background: #ffffff;
            border-radius: 20px;
            padding: 32px 36px;
            border: 1px solid #eef2f7;
            box-shadow: 0 4px 16px rgba(0, 0, 0, 0.01);
            margin-top: 20px;
        }
        .self-service .title {
            font-size: 16px;
            font-weight: 700;
            color: var(--text-dark);
            margin-bottom: 16px;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .self-service .title span {
            color: var(--text-light);
            font-weight: 400;
            font-size: 14px;
        }
        .self-service .links {
            display: flex;
            flex-wrap: wrap;
            gap: 12px 30px;
        }
        .self-service .links a {
            font-size: 14px;
            color: var(--text-gray);
            transition: var(--transition);
            position: relative;
        }
        .self-service .links a:hover {
            color: var(--primary);
        }
        .self-service .links a::before {
            content: '›';
            margin-right: 6px;
            font-weight: 700;
            color: var(--primary);
        }

        /* ========================================
               Responsive
            ======================================== */
        @media (max-width: 992px) {
            .service-hero .hero-content {
                flex-direction: column;
                align-items: flex-start;
            }
            .service-hero .hero-badges {
                padding: 12px 20px;
                border-radius: 40px;
            }
        }

        @media (max-width: 768px) {
            .service-hero {
                padding: 40px 0 60px;
            }
            .service-hero .hero-text h1 {
                font-size: 28px;
            }
            .trust-bar {
                grid-template-columns: 1fr;
                gap: 12px;
                padding: 16px 20px;
            }
            .trust-bar .trust-item {
                justify-content: flex-start;
            }
            .contact-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .contact-card {
                padding: 28px 22px 24px;
            }
            .qr-display .qr-box {
                width: 140px;
                height: 140px;
            }
            .self-service {
                padding: 24px 18px;
            }
            .action-row {
                flex-direction: column;
                align-items: stretch;
                gap: 10px;
            }
            .action-row .id-info {
                justify-content: center;
            }
        }

        @media (max-width: 480px) {
            .service-hero .hero-text h1 {
                font-size: 24px;
            }
            .service-hero .hero-badges {
                flex-direction: column;
                align-items: flex-start;
                border-radius: 24px;
                width: 100%;
            }
            .contact-card .official-badge {
                position: static;
                display: inline-block;
                margin-bottom: 12px;
            }
            .contact-card .card-header .avatar-icon {
                width: 44px;
                height: 44px;
                font-size: 22px;
            }
            .contact-card .card-header .title-group h3 {
                font-size: 18px;
            }
        }
   