@charset "utf-8";
/* ==========================================================================
   站内知识栏目样式（服务详情 / 行业 / 指南 / 问答 / 交付标准）
   与主站同一套配色：主蓝 #0071b7，浅蓝 #0091da，浅灰底 #f5f8fb
   ========================================================================== */

.kb-hero {
    /* 2026-10-17：全站蓝色系。头图与老站内页 .erbanner 用同一张照片 + 同一层蓝色遮罩，
       新旧页面的头图完全一致（照片被压成品牌蓝调，没有黑色块） */
    position: relative;
    min-height: 600px;
    display: flex;
    align-items: center;
    background: #00406b url(/public/home/img/erbanner.jpg) center center no-repeat;
    background-size: cover;
    color: #fff;
    padding: 120px 0 70px;
}
.kb-hero::before {
    content: "";
    position: absolute;
    left: 0; top: 0; right: 0; bottom: 0;
    background: linear-gradient(120deg, rgba(0, 58, 96, .90) 0%, rgba(0, 88, 144, .82) 45%, rgba(0, 113, 183, .72) 100%);
}
.kb-hero main { max-width: 1200px; position: relative; }
.kb-hero h1 {
    font-size: 38px;
    line-height: 1.35;
    font-weight: 700;
    margin: 18px 0 16px;
    color: #fff;
}
.kb-hero-lead {
    font-size: 17px;
    line-height: 1.9;
    color: rgba(255, 255, 255, .88);
    max-width: 900px;
}
.kb-crumb {
    font-size: 13px;
    color: rgba(255, 255, 255, .72);
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 8px;
}
.kb-crumb a { color: rgba(255, 255, 255, .8); }
.kb-crumb a:hover { color: #fff; }
.kb-crumb em { font-style: normal; color: rgba(255, 255, 255, .45); }
.kb-crumb span { color: #fff; }

/* ---- 正文骨架 ---- */
.kb-sec { padding: 60px 0 40px; background: #fff; }
.kb-sec-gray { background: #f5f8fb; }
.kb-sec main { max-width: 1200px; }
.kb-layout {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 300px;
    gap: 56px;
    align-items: start;
}

/* ---- 正文排版 ---- */
.kb-prose { font-size: 16px; line-height: 1.95; color: #333; min-width: 0; }
.kb-prose > h1 { font-size: 30px; line-height: 1.45; margin-bottom: 18px; color: #1a1a1a; }
.kb-prose h2 {
    font-size: 23px;
    line-height: 1.5;
    margin: 46px 0 16px;
    padding-left: 14px;
    border-left: 4px solid #0071b7;
    color: #1a1a1a;
}
.kb-prose h3 { font-size: 18px; margin: 28px 0 10px; color: #1a1a1a; }
.kb-prose p { margin: 0 0 14px; color: #3d3d3d; }
.kb-prose ul { margin: 6px 0 18px; padding: 0; }
.kb-prose ul li {
    position: relative;
    padding-left: 20px;
    margin-bottom: 10px;
    color: #3d3d3d;
    line-height: 1.9;
}
.kb-prose ul li::before {
    content: "";
    position: absolute;
    left: 2px;
    top: 12px;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: #0091da;
}
.kb-lead {
    font-size: 17px;
    line-height: 1.95;
    color: #4a4a4a;
    background: #f5f8fb;
    border-left: 4px solid #0091da;
    padding: 18px 22px;
    margin-bottom: 8px;
}

/* ---- 服务/指南卡片 ---- */
.kb-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 22px;
    margin: 28px 0 8px;
}
.kb-grid-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.kb-card {
    display: block;
    border: 1px solid #e8edf3;
    border-radius: 6px;
    padding: 26px 24px;
    background: #fff;
    transition: .3s;
    height: 100%;
    box-sizing: border-box;
}
.kb-card:hover {
    border-color: #bcd9ef;
    box-shadow: 0 12px 28px rgba(0, 113, 183, .10);
    transform: translateY(-3px);
}
.kb-card h3 { font-size: 19px; color: #1a1a1a; margin-bottom: 10px; }
.kb-card p { font-size: 14px; line-height: 1.85; color: #6b6b6b; margin: 0; }
.kb-card .kb-more { display: inline-block; margin-top: 14px; font-size: 13px; color: #0071b7; }
.kb-card:hover .kb-more { color: #0091da; }
.kb-card .kb-idx {
    display: inline-block;
    font-family: 'din', Arial, sans-serif;
    font-size: 13px;
    color: #9fb6c8;
    letter-spacing: 1px;
    margin-bottom: 8px;
}

/* ---- 行业标签 ---- */
.kb-chips { display: flex; flex-wrap: wrap; gap: 10px; margin: 22px 0 10px; }
.kb-chips a {
    display: inline-block;
    padding: 8px 16px;
    border: 1px solid #dce6ef;
    border-radius: 100px;
    font-size: 14px;
    color: #4a5b68;
    background: #fff;
    transition: .25s;
}
.kb-chips a:hover { color: #fff; background: #0071b7; border-color: #0071b7; }

/* ---- 行业表 ---- */
.kb-ind { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; margin: 26px 0; }
.kb-ind-item {
    border: 1px solid #e8edf3;
    border-radius: 6px;
    padding: 18px 20px;
    background: #fff;
}
.kb-ind-item h3 { font-size: 16px; margin: 0 0 8px; color: #0071b7; }
.kb-ind-item p { font-size: 14px; line-height: 1.8; color: #5c5c5c; margin: 0; }

/* ---- 交付标准 ---- */
.kb-std { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 18px; margin: 26px 0; }
.kb-std-item { background: #f5f8fb; border-radius: 6px; padding: 22px 22px; }
.kb-std-item h3 { font-size: 17px; margin-bottom: 8px; color: #1a1a1a; }
.kb-std-item p { font-size: 14px; line-height: 1.8; color: #5c5c5c; margin: 0; }

/* ---- 对照表 ---- */
.kb-table-wrap { overflow-x: auto; margin: 22px 0; }
.kb-table { width: 100%; border-collapse: collapse; font-size: 15px; min-width: 560px; }
.kb-table th, .kb-table td {
    border: 1px solid #e4ebf2;
    padding: 13px 16px;
    text-align: left;
    line-height: 1.75;
    vertical-align: top;
}
.kb-table thead th { background: #eef5fb; color: #005c96; font-weight: 700; }
.kb-table tbody tr:nth-child(even) { background: #fafcfe; }
.kb-table td:last-child { color: #1a1a1a; }

/* ---- 问答 ---- */
.kb-faq { margin: 24px 0 10px; }
.kb-faq details {
    border-bottom: 1px solid #eaeff5;
    padding: 4px 0;
}
.kb-faq details[open] { background: #fafcfe; }
.kb-faq summary {
    cursor: pointer;
    list-style: none;
    padding: 18px 34px 18px 0;
    position: relative;
    font-size: 16.5px;
    font-weight: 600;
    color: #1a1a1a;
    line-height: 1.7;
}
.kb-faq summary::-webkit-details-marker { display: none; }
.kb-faq summary::after {
    content: "+";
    position: absolute;
    right: 6px;
    top: 16px;
    font-size: 22px;
    font-weight: 300;
    color: #9fb6c8;
    line-height: 1.3;
}
.kb-faq details[open] summary::after { content: "−"; color: #0071b7; }
.kb-faq .kb-a { padding: 0 34px 20px 0; font-size: 15px; line-height: 1.95; color: #4a4a4a; }
.kb-faq .kb-a p { margin: 0 0 10px; }
.kb-qn {
    display: inline-block;
    min-width: 26px;
    color: #b6c6d4;
    font-family: 'din', Arial, sans-serif;
    font-size: 14px;
    margin-right: 6px;
}

/* ---- 侧栏 ---- */
.kb-aside { position: sticky; top: 116px; }
.kb-box {
    border: 1px solid #e8edf3;
    border-radius: 6px;
    padding: 22px;
    margin-bottom: 20px;
    background: #fff;
}
.kb-box h3 { font-size: 16px; color: #1a1a1a; margin-bottom: 14px; padding-left: 10px; border-left: 3px solid #0071b7; line-height: 1.4; }
.kb-toc ol { margin: 0; padding-left: 0; list-style: none; counter-reset: kbtoc; }
.kb-toc li { counter-increment: kbtoc; margin-bottom: 10px; font-size: 14px; line-height: 1.6; }
.kb-toc li a { color: #5c6b78; display: block; padding-left: 26px; position: relative; }
.kb-toc li a::before {
    content: counter(kbtoc, decimal-leading-zero);
    position: absolute;
    left: 0;
    color: #b6c6d4;
    font-family: 'din', Arial, sans-serif;
    font-size: 13px;
}
.kb-toc li a:hover { color: #0071b7; }
.kb-contact p { font-size: 14px; line-height: 1.9; color: #5c5c5c; margin: 0 0 6px; }
.kb-contact strong { color: #0071b7; font-size: 17px; }
.kb-btn {
    display: block;
    text-align: center;
    background: #0071b7;
    color: #fff;
    border-radius: 4px;
    padding: 12px 0;
    font-size: 15px;
    margin-top: 14px;
    transition: .25s;
}
.kb-btn:hover { background: #0091da; }
.kb-btn-line {
    display: block;
    text-align: center;
    border: 1px solid #bcd9ef;
    color: #0071b7;
    border-radius: 4px;
    padding: 11px 0;
    font-size: 14px;
    margin-top: 10px;
}
.kb-btn-line:hover { background: #f2f8fd; }

/* ---- 相关链接 ---- */
.kb-rel { border-top: 1px solid #eaeff5; margin-top: 44px; padding-top: 26px; }
.kb-rel h2 { font-size: 19px; border: 0; padding: 0; margin-bottom: 16px; }
.kb-rel ul { list-style: none; padding: 0; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; }
.kb-rel ul li { padding: 0; margin: 0; }
.kb-rel ul li::before { display: none; }
.kb-rel ul li a {
    display: block;
    padding: 14px 18px;
    background: #f5f8fb;
    border-radius: 4px;
    font-size: 15px;
    color: #1a1a1a;
}
.kb-rel ul li a:hover { background: #e8f2fa; color: #0071b7; }
.kb-rel ul li span { display: block; font-size: 13px; color: #7d8b96; margin-top: 4px; font-weight: 400; }

/* ---- 底部咨询条 ---- */
.kb-cta {
    /* 与头图同一套蓝，形成首尾呼应 */
    background: linear-gradient(120deg, #005c96 0%, #0071b7 60%, #0091da 100%);
    color: #fff;
    padding: 54px 0;
}
.kb-cta main { max-width: 1200px; display: flex; align-items: center; justify-content: space-between; gap: 30px; flex-wrap: wrap; }
.kb-cta h2 { font-size: 26px; color: #fff; margin-bottom: 10px; }
.kb-cta p { font-size: 15px; color: rgba(255, 255, 255, .82); line-height: 1.85; }
.kb-cta-btns { display: flex; gap: 14px; flex-wrap: wrap; }
.kb-cta .kb-btn { padding: 13px 34px; margin: 0; background: #fff; color: #0071b7; }
.kb-cta .kb-btn:hover { background: #eaf4fb; color: #005c96; }
.kb-cta .kb-btn-line { border-color: rgba(255, 255, 255, .5); color: #fff; padding: 12px 30px; margin: 0; }
.kb-cta .kb-btn-line:hover { background: rgba(255, 255, 255, .12); }

/* ---- 数字条 ---- */
.kb-facts { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 18px; margin: 34px 0; }
.kb-facts div { text-align: center; padding: 22px 10px; background: #f5f8fb; border-radius: 6px; }
.kb-facts strong { display: block; font-family: 'din', Arial, sans-serif; font-size: 34px; color: #0071b7; line-height: 1.2; }
.kb-facts span { display: block; font-size: 14px; color: #5c5c5c; margin-top: 6px; }

/* ---- 首页增强区块 ---- */
.hm-hero { padding: 60px 0 10px; background: #fff; }
.hm-hero h1 { font-size: 34px; line-height: 1.45; color: #1a1a1a; margin-bottom: 16px; }
.hm-hero p { font-size: 16px; line-height: 1.95; color: #4a4a4a; max-width: 980px; }
.hm-links { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 26px; }
.hm-links a {
    padding: 11px 24px;
    border-radius: 4px;
    font-size: 15px;
    background: #0071b7;
    color: #fff;
}
.hm-links a.ghost { background: #fff; color: #0071b7; border: 1px solid #bcd9ef; }
.hm-links a:hover { opacity: .88; }

/* ---- 响应式 ---- */
@media screen and (max-width: 1200px) {
    .kb-layout { grid-template-columns: minmax(0, 1fr); gap: 34px; }
    .kb-aside { position: static; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 18px; }
    .kb-box { margin-bottom: 0; }
    .kb-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .kb-hero h1 { font-size: 30px; }
    .kb-facts { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media screen and (max-width: 750px) {
    .kb-hero { padding: 100px 0 40px; min-height: 440px; }
    .kb-hero main { padding: 0 20px; }
    .kb-hero h1 { font-size: 24px; }
    .kb-hero-lead { font-size: 15px; }
    .kb-sec { padding: 36px 0 24px; }
    .kb-prose { font-size: 15.5px; }
    .kb-prose h2 { font-size: 20px; margin-top: 34px; }
    .kb-grid, .kb-grid-2, .kb-ind, .kb-std, .kb-rel ul { grid-template-columns: minmax(0, 1fr); }
    .kb-aside { grid-template-columns: minmax(0, 1fr); }
    .kb-cta main { display: block; }
    .kb-cta h2 { font-size: 21px; }
    .kb-cta-btns { margin-top: 20px; }
    .kb-faq summary { font-size: 15.5px; padding: 15px 30px 15px 0; }
    .kb-lead { font-size: 15.5px; padding: 14px 16px; }
    .hm-hero h1 { font-size: 23px; }
}

/* ===== 文章正文（.neirong）：小标题、列表、表格、链接 =====
   原样式只给了行高与字号，h2/h3 会按浏览器默认渲染成大黑块。
   这里补一套与站内栏目一致的层级样式，服务端直出的语义标签才有意义。 */
.neirong h2 {
    font-size: 21px;
    font-weight: 600;
    line-height: 1.5;
    margin: 34px 0 14px;
    padding-left: 12px;
    border-left: 4px solid #0071b7;
    color: #16181c;
}
.neirong h3 {
    font-size: 17px;
    font-weight: 600;
    margin: 24px 0 10px;
    color: #16181c;
}
.neirong p { margin-bottom: 14px; }
.neirong strong { font-weight: 600; color: #16181c; }
.neirong ul { margin: 14px 0 18px; padding-left: 22px; }
.neirong ul li { list-style: disc; margin-bottom: 7px; }
.neirong table {
    width: 100%;
    border-collapse: collapse;
    margin: 18px 0 22px;
    font-size: 14.5px;
}
.neirong table th,
.neirong table td {
    border: 1px solid #e5e9ef;
    padding: 9px 12px;
    text-align: left;
    vertical-align: top;
}
.neirong table th { background: #f4f7fa; font-weight: 600; }
.neirong a { color: #0071b7; border-bottom: 1px solid rgba(0, 113, 183, .35); }
.neirong a:hover { border-bottom-color: #0071b7; }
@media (max-width: 720px) {
    .neirong h2 { font-size: 18px; margin: 26px 0 10px; }
    .neirong h3 { font-size: 16px; }
    .neirong table { font-size: 13px; }
    .neirong table th, .neirong table td { padding: 7px 8px; }
}