/* ===================================================
   北京中简诚资产评估有限公司 - 官网样式
   主色：深蓝 #14315c  点缀：金 #c9a25e
   =================================================== */
:root {
    --primary: #14315c;
    --primary-light: #1d4378;
    --primary-deep: #0d2342;
    --gold: #c9a25e;
    --gold-light: #e3c58f;
    --text: #333;
    --text-light: #777;
    --bg-gray: #f5f7fa;
    --border: #e5e9f0;
    --radius: 8px;
    --shadow: 0 6px 24px rgba(13, 35, 66, .09);
}
* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body { font-family: "Microsoft YaHei", "PingFang SC", "Helvetica Neue", Arial, sans-serif; color: var(--text); font-size: 15px; line-height: 1.75; background: #fff; }
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; transition: color .2s; }
ul, ol { list-style: none; }
.wrap { width: min(1200px, 92%); margin: 0 auto; }
b, strong { color: var(--primary); }

/* ---------- 顶部信息条 ---------- */
.topbar { background: var(--primary-deep); color: rgba(255,255,255,.85); font-size: 13px; }
.topbar-in { display: flex; justify-content: space-between; align-items: center; min-height: 36px; gap: 12px; }
.topbar .slogan { overflow: hidden; white-space: nowrap; text-overflow: ellipsis; }
.topbar .phones b { color: var(--gold-light); font-size: 15px; margin-left: 4px; }
.topbar .phones em { font-style: normal; margin-left: 14px; opacity: .8; }

/* ---------- 导航 ---------- */
.site-header { background: #fff; position: sticky; top: 0; z-index: 100; box-shadow: 0 2px 12px rgba(13,35,66,.08); }
.header-in { display: flex; align-items: center; justify-content: space-between; height: 78px; gap: 24px; }
.logo { display: flex; align-items: center; gap: 12px; min-width: 0; }
.logo img { height: 52px; width: 52px; object-fit: contain; }
.logo-text { display: flex; flex-direction: column; line-height: 1.25; }
.logo-text b { font-size: 21px; color: var(--primary); letter-spacing: 2px; white-space: nowrap; }
.logo-text i { font-style: normal; font-size: 10.5px; color: #98a3b3; letter-spacing: 1px; transform-origin: left; white-space: nowrap; }
.main-nav { display: flex; }
.main-nav a { display: block; padding: 0 20px; line-height: 78px; font-size: 16px; color: var(--text); position: relative; white-space: nowrap; }
.main-nav a:hover, .main-nav a.active { color: var(--primary); font-weight: bold; }
.main-nav a.active::after { content: ""; position: absolute; left: 20px; right: 20px; bottom: 14px; height: 3px; background: var(--gold); border-radius: 2px; }
.nav-toggle { display: none; background: none; border: 0; cursor: pointer; padding: 8px; }
.nav-toggle span { display: block; width: 24px; height: 2.5px; background: var(--primary); margin: 5px 0; border-radius: 2px; transition: .3s; }

/* ---------- 轮播 Banner ---------- */
.banner { position: relative; height: 480px; overflow: hidden; background: var(--primary-deep); }
.banner .slide { position: absolute; inset: 0; opacity: 0; transition: opacity .9s; }
.banner .slide.active { opacity: 1; }
.banner .slide img { width: 100%; height: 100%; object-fit: cover; }
.banner .slide::after { content: ""; position: absolute; inset: 0; background: linear-gradient(100deg, rgba(9,24,48,.82) 22%, rgba(9,24,48,.35) 65%, rgba(9,24,48,.15)); }
.banner .slide-text { position: absolute; inset: 0; z-index: 2; display: flex; flex-direction: column; justify-content: center; }
.banner .slide-text .wrap > * { max-width: 640px; }
.banner h2 { color: #fff; font-size: 40px; letter-spacing: 3px; margin-bottom: 14px; text-shadow: 0 2px 12px rgba(0,0,0,.3); }
.banner p { color: rgba(255,255,255,.92); font-size: 18px; letter-spacing: 1px; margin-bottom: 30px; }
.banner .btn-gold { display: inline-block; width: fit-content; background: var(--gold); color: #fff; padding: 12px 36px; border-radius: 4px; font-size: 16px; letter-spacing: 2px; transition: .25s; }
.banner .btn-gold:hover { background: var(--gold-light); transform: translateY(-2px); }
.banner-dots { position: absolute; bottom: 22px; left: 0; right: 0; z-index: 5; display: flex; justify-content: center; gap: 10px; }
.banner-dots button { width: 34px; height: 4px; border: 0; border-radius: 2px; background: rgba(255,255,255,.4); cursor: pointer; transition: .3s; }
.banner-dots button.active { background: var(--gold); }

/* ---------- 通用版块 ---------- */
.section { padding: 72px 0; }
.section.gray { background: var(--bg-gray); }
.sec-head { text-align: center; margin-bottom: 44px; }
.sec-head .cn { font-size: 30px; color: var(--primary); font-weight: bold; letter-spacing: 2px; }
.sec-head .en { font-size: 13px; color: #9aa6b6; letter-spacing: 3px; text-transform: uppercase; margin-top: 4px; }
.sec-head .line { width: 56px; height: 3px; background: var(--gold); margin: 14px auto 0; border-radius: 2px; }
.sec-head.left { text-align: left; }
.sec-head.left .line { margin-left: 0; }

/* 面包屑 */
.page-banner { background: linear-gradient(rgba(13,35,66,.78), rgba(13,35,66,.78)), url('../../uploads/ai/banner-city.jpg') center/cover no-repeat; padding: 64px 0 0; }
.page-banner h1 { color: #fff; font-size: 30px; letter-spacing: 3px; text-align: center; padding-bottom: 28px; }
.crumb-bar { background: rgba(255,255,255,.1); border-top: 1px solid rgba(255,255,255,.15); }
.crumb { display: flex; justify-content: space-between; align-items: center; color: rgba(255,255,255,.85); font-size: 13.5px; min-height: 44px; }
.crumb a:hover { color: var(--gold-light); }
.crumb .sep { margin: 0 8px; opacity: .5; }

/* ---------- 首页：关于 ---------- */
.about-grid { display: grid; grid-template-columns: 1.05fr 1fr; gap: 48px; align-items: center; }
.about-pic { position: relative; }
.about-pic img { border-radius: var(--radius); width: 100%; height: 380px; object-fit: cover; box-shadow: var(--shadow); }
.about-pic::before { content: ""; position: absolute; left: -16px; bottom: -16px; width: 60%; height: 60%; border: 3px solid var(--gold); border-radius: var(--radius); z-index: -1; }
.about-txt h3 { font-size: 26px; color: var(--primary); margin-bottom: 18px; letter-spacing: 1px; }
.about-txt p { color: var(--text-light); text-align: justify; margin-bottom: 10px; }
.about-txt .more { display: inline-block; margin-top: 14px; padding: 10px 30px; border: 1px solid var(--primary); color: var(--primary); border-radius: 4px; transition: .25s; }
.about-txt .more:hover { background: var(--primary); color: #fff; }
.stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; margin-top: 34px; }
.stat { background: var(--bg-gray); border-radius: var(--radius); text-align: center; padding: 18px 6px; }
.stat b { display: block; font-size: 26px; color: var(--primary); }
.stat span { font-size: 13px; color: var(--text-light); }

/* ---------- 首页：业务 ---------- */
.svc-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; }
.svc-card { background: #fff; border-radius: var(--radius); overflow: hidden; box-shadow: 0 3px 14px rgba(13,35,66,.07); transition: .3s; display: flex; flex-direction: column; }
.svc-card:hover { transform: translateY(-6px); box-shadow: var(--shadow); }
.svc-card .pic { height: 200px; overflow: hidden; }
.svc-card .pic img { width: 100%; height: 100%; object-fit: cover; transition: .5s; }
.svc-card:hover .pic img { transform: scale(1.06); }
.svc-card .txt { padding: 22px 22px 26px; flex: 1; display: flex; flex-direction: column; }
.svc-card h3 { font-size: 19px; color: var(--primary); margin-bottom: 10px; }
.svc-card h3::before { content: ""; display: inline-block; width: 4px; height: 15px; background: var(--gold); margin-right: 9px; border-radius: 2px; vertical-align: -1px; }
.svc-card p { color: var(--text-light); font-size: 14px; flex: 1; }
.svc-card .link { color: var(--primary); font-size: 14px; margin-top: 14px; }
.svc-card .link:hover { color: var(--gold); }

/* ---------- 首页：新闻 + 案例 ---------- */
.home-news { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; }
.news-card { background: #fff; border-radius: var(--radius); overflow: hidden; box-shadow: 0 3px 14px rgba(13,35,66,.07); transition: .3s; display: flex; flex-direction: column; }
.news-card:hover { transform: translateY(-5px); box-shadow: var(--shadow); }
.news-card .pic { height: 180px; overflow: hidden; }
.news-card .pic img { width: 100%; height: 100%; object-fit: cover; transition: .5s; }
.news-card:hover .pic img { transform: scale(1.05); }
.news-card .txt { padding: 20px; flex: 1; display: flex; flex-direction: column; }
.news-card .meta { font-size: 12.5px; color: #9aa6b6; display: flex; gap: 14px; margin-bottom: 8px; }
.news-card .meta .cat { color: var(--gold); border: 1px solid var(--gold); padding: 0 6px; border-radius: 3px; font-size: 12px; line-height: 18px; }
.news-card h3 { font-size: 16.5px; line-height: 1.5; color: var(--text); display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.news-card h3:hover { color: var(--primary); }
.news-card p { color: var(--text-light); font-size: 13.5px; margin-top: 8px; flex: 1; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }

.case-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; }
.case-card { position: relative; border-radius: var(--radius); overflow: hidden; height: 260px; display: block; }
.case-card img { width: 100%; height: 100%; object-fit: cover; transition: .5s; }
.case-card::after { content: ""; position: absolute; inset: 0; background: linear-gradient(transparent 40%, rgba(9,24,48,.88)); }
.case-card .cap { position: absolute; left: 0; right: 0; bottom: 0; z-index: 2; padding: 18px; color: #fff; }
.case-card .cap i { font-style: normal; font-size: 12px; color: var(--gold-light); }
.case-card .cap h3 { font-size: 15.5px; line-height: 1.45; margin-top: 6px; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.case-card:hover img { transform: scale(1.07); }

/* ---------- 首页：CTA ---------- */
.cta { background: linear-gradient(105deg, var(--primary-deep), var(--primary-light)); padding: 56px 0; }
.cta-in { display: flex; justify-content: space-between; align-items: center; gap: 24px; flex-wrap: wrap; }
.cta h3 { color: #fff; font-size: 25px; letter-spacing: 1px; }
.cta p { color: rgba(255,255,255,.75); margin-top: 6px; }
.cta .tel { color: var(--gold-light); font-size: 30px; font-weight: bold; font-family: Georgia, serif; }
.cta .btn-white { background: var(--gold); color: #fff; padding: 12px 34px; border-radius: 4px; font-size: 16px; margin-left: 22px; display: inline-block; }
.cta .btn-white:hover { background: var(--gold-light); }

/* ---------- 首页：核心优势 ---------- */
.adv-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.adv-card { background: #fff; border-radius: var(--radius); padding: 30px 26px; box-shadow: 0 3px 14px rgba(13,35,66,.06); transition: .3s; border-top: 3px solid transparent; }
.adv-card:hover { transform: translateY(-5px); box-shadow: var(--shadow); border-top-color: var(--gold); }
.adv-card .ico { display: inline-flex; width: 54px; height: 54px; border-radius: 12px; background: #eef3fa; align-items: center; justify-content: center; font-size: 26px; margin-bottom: 16px; }
.adv-card h3 { font-size: 17.5px; color: var(--primary); margin-bottom: 8px; }
.adv-card p { font-size: 13.5px; color: var(--text-light); }

/* ---------- 首页：评估流程 ---------- */
.flow { display: grid; grid-template-columns: repeat(5, 1fr); gap: 18px; counter-reset: step; }
.flow-step { background: #fff; border-radius: var(--radius); padding: 26px 20px; text-align: center; position: relative; box-shadow: 0 3px 14px rgba(13,35,66,.06); transition: .3s; }
.flow-step:hover { transform: translateY(-5px); box-shadow: var(--shadow); }
.flow-step i { font-style: normal; display: block; font-size: 30px; font-weight: bold; font-family: Georgia, serif; color: var(--gold); margin-bottom: 10px; }
.flow-step h3 { font-size: 16.5px; color: var(--primary); margin-bottom: 8px; }
.flow-step p { font-size: 12.5px; color: var(--text-light); line-height: 1.7; }
.flow-step::after { content: "→"; position: absolute; right: -16px; top: 42%; color: var(--gold); font-size: 18px; z-index: 2; }
.flow-step:last-child::after { display: none; }

/* ---------- 首页：资质荣誉 ---------- */
.honor-grid { display: grid; grid-template-columns: 1fr 1.15fr; gap: 48px; align-items: center; }
.honor-pic { position: relative; }
.honor-pic img { border-radius: var(--radius); width: 100%; height: 360px; object-fit: cover; box-shadow: var(--shadow); }
.honor-pic::after { content: ""; position: absolute; right: -14px; bottom: -14px; width: 55%; height: 55%; border: 3px solid var(--gold); border-radius: var(--radius); z-index: -1; }
.honor-txt ul { margin: 6px 0 20px; }
.honor-txt li { position: relative; padding: 7px 0 7px 26px; color: #555; font-size: 14.5px; }
.honor-txt li::before { content: "✔"; position: absolute; left: 0; color: var(--gold); font-weight: bold; }

/* ---------- 首页：合作客户墙 ---------- */
.partner-wall { display: grid; grid-template-columns: repeat(5, 1fr); gap: 14px; }
.partner-wall span { background: #fff; border: 1px solid var(--border); border-radius: 6px; text-align: center; padding: 20px 10px; font-size: 15px; color: var(--primary); font-weight: bold; letter-spacing: 1px; transition: .3s; }
.partner-wall span:hover { border-color: var(--gold); color: var(--gold); box-shadow: 0 4px 14px rgba(201,162,94,.18); }

/* ---------- 内页布局 ---------- */
.layout { display: grid; grid-template-columns: 1fr 300px; gap: 40px; padding: 56px 0; align-items: start; }
.side-card { background: #fff; border: 1px solid var(--border); border-radius: var(--radius); margin-bottom: 24px; overflow: hidden; }
.side-card h3 { background: var(--primary); color: #fff; font-size: 16px; padding: 12px 18px; letter-spacing: 1px; }
.side-card ul { padding: 8px 0; }
.side-card ul a { display: block; padding: 9px 18px; font-size: 14px; color: var(--text-light); border-left: 3px solid transparent; }
.side-card ul a:hover, .side-card ul a.on { color: var(--primary); border-left-color: var(--gold); background: var(--bg-gray); font-weight: bold; }
.side-contact { background: var(--primary); color: #fff; }
.side-contact h3 { background: var(--gold); }
.side-contact li { padding: 7px 18px; font-size: 13.5px; color: rgba(255,255,255,.9); }

/* 单页内容排版 */
.page-content { background: #fff; border: 1px solid var(--border); border-radius: var(--radius); padding: 36px 40px; min-height: 420px; }
.page-content h2 { color: var(--primary); font-size: 22px; margin: 26px 0 14px; }
.page-content h2:first-child { margin-top: 0; }
.page-content h3 { color: var(--primary); font-size: 17px; margin: 22px 0 10px; padding-left: 12px; border-left: 4px solid var(--gold); }
.page-content p { margin: 10px 0; color: #444; text-align: justify; }
.page-content ul, .page-content ol { margin: 10px 0; padding-left: 24px; list-style: disc; }
.page-content ol { list-style: decimal; }
.page-content li { margin: 6px 0; color: #444; }
.page-content img { border-radius: 6px; margin: 12px 0; }

/* ---------- 服务详情 ---------- */
.svc-detail-head { display: grid; grid-template-columns: 380px 1fr; gap: 34px; margin-bottom: 30px; }
.svc-detail-head img { border-radius: var(--radius); height: 240px; width: 100%; object-fit: cover; }
.svc-detail-head h2 { color: var(--primary); font-size: 24px; margin-bottom: 12px; }
.svc-detail-head p { color: var(--text-light); }

/* ---------- 新闻列表 / 详情 ---------- */
.news-list li { display: flex; gap: 22px; padding: 22px 0; border-bottom: 1px dashed var(--border); }
.news-list .pic { width: 200px; height: 132px; flex-shrink: 0; border-radius: 6px; overflow: hidden; }
.news-list .pic img { width: 100%; height: 100%; object-fit: cover; }
.news-list h3 { font-size: 17.5px; line-height: 1.5; }
.news-list h3 a:hover { color: var(--primary); }
.news-list .meta { font-size: 12.5px; color: #9aa6b6; margin: 7px 0 8px; display: flex; gap: 16px; }
.news-list .meta .cat { color: var(--gold); }
.news-list p { color: var(--text-light); font-size: 14px; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.detail-head { border-bottom: 1px solid var(--border); padding-bottom: 20px; margin-bottom: 26px; text-align: center; }
.detail-head h1 { font-size: 24px; color: var(--text); line-height: 1.5; }
.detail-head .meta { color: #9aa6b6; font-size: 13px; margin-top: 12px; display: flex; justify-content: center; gap: 22px; }
.detail-nav { display: flex; justify-content: space-between; gap: 20px; margin-top: 34px; padding-top: 18px; border-top: 1px solid var(--border); font-size: 14px; }
.detail-nav a { color: var(--text-light); max-width: 48%; overflow: hidden; white-space: nowrap; text-overflow: ellipsis; }
.detail-nav a:hover { color: var(--primary); }

/* ---------- 案例 ---------- */
.case-filter { display: flex; gap: 10px; flex-wrap: wrap; margin-bottom: 26px; }
.case-filter a { padding: 7px 20px; border: 1px solid var(--border); border-radius: 20px; font-size: 14px; color: var(--text-light); }
.case-filter a:hover, .case-filter a.on { background: var(--primary); color: #fff; border-color: var(--primary); }
.case-page-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 26px; }
.case-page-card { display: grid; grid-template-columns: 220px 1fr; border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; transition: .3s; background: #fff; }
.case-page-card:hover { box-shadow: var(--shadow); transform: translateY(-4px); }
.case-page-card .pic { height: 100%; min-height: 168px; }
.case-page-card .pic img { width: 100%; height: 100%; object-fit: cover; }
.case-page-card .txt { padding: 18px 20px; }
.case-page-card .tags { font-size: 12px; color: var(--gold); margin-bottom: 8px; }
.case-page-card h3 { font-size: 16px; line-height: 1.5; color: var(--text); }
.case-page-card h3:hover { color: var(--primary); }
.case-page-card p { font-size: 13.5px; color: var(--text-light); margin-top: 8px; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }

/* ---------- 招聘 ---------- */
.job-item { border: 1px solid var(--border); border-radius: var(--radius); margin-bottom: 16px; background: #fff; overflow: hidden; }
.job-head { display: flex; align-items: center; justify-content: space-between; gap: 14px; padding: 18px 24px; cursor: pointer; }
.job-head h3 { font-size: 17px; color: var(--text); }
.job-head .tags { display: flex; gap: 14px; font-size: 13px; color: var(--text-light); flex-wrap: wrap; }
.job-head .salary { color: #c0392b; font-weight: bold; }
.job-head .arrow { transition: .3s; color: #9aa6b6; }
.job-item.open .arrow { transform: rotate(180deg); }
.job-body { display: none; padding: 0 24px 22px; border-top: 1px dashed var(--border); }
.job-item.open .job-body { display: block; }
.job-body h4 { color: var(--primary); font-size: 14.5px; margin: 16px 0 8px; }
.job-body p { white-space: pre-line; color: #555; font-size: 14px; }
.job-body .apply { display: inline-block; margin-top: 14px; background: var(--primary); color: #fff; padding: 9px 26px; border-radius: 4px; font-size: 14px; }

/* ---------- 联系我们 / 留言 ---------- */
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; align-items: start; }
.contact-info .item { display: flex; gap: 14px; padding: 16px 0; border-bottom: 1px dashed var(--border); }
.contact-info .ico { width: 42px; height: 42px; background: var(--bg-gray); border-radius: 8px; display: flex; align-items: center; justify-content: center; font-size: 19px; flex-shrink: 0; }
.contact-info b { display: block; color: var(--primary); font-size: 15px; margin-bottom: 2px; }
.contact-info p { color: var(--text-light); font-size: 14px; }
.msg-form { background: #fff; border: 1px solid var(--border); border-radius: var(--radius); padding: 28px 30px; }
.msg-form h3 { color: var(--primary); font-size: 18px; margin-bottom: 18px; padding-left: 10px; border-left: 4px solid var(--gold); }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.form-group { margin-bottom: 14px; }
.form-group label { display: block; font-size: 13.5px; color: var(--text-light); margin-bottom: 6px; }
.form-group label i { color: #c0392b; font-style: normal; margin-left: 3px; }
.form-group input, .form-group select, .form-group textarea { width: 100%; border: 1px solid var(--border); border-radius: 6px; padding: 10px 13px; font-size: 14px; font-family: inherit; transition: .2s; background: #fbfcfe; }
.form-group input:focus, .form-group select:focus, .form-group textarea:focus { outline: none; border-color: var(--primary); box-shadow: 0 0 0 3px rgba(20,49,92,.08); }
.form-group textarea { min-height: 110px; resize: vertical; }
.btn-primary { background: var(--primary); color: #fff; border: 0; padding: 11px 40px; border-radius: 6px; font-size: 15px; cursor: pointer; letter-spacing: 2px; transition: .25s; }
.btn-primary:hover { background: var(--primary-light); }
.form-tip { padding: 16px 18px; border-radius: 6px; margin-bottom: 18px; font-size: 14px; }
.form-tip.ok { background: #e9f7ef; color: #1a7f4b; border: 1px solid #bfe5cf; }
.form-tip.err { background: #fdeeee; color: #c0392b; border: 1px solid #f2c7c7; }

/* ---------- 分页 ---------- */
.pager { display: flex; justify-content: center; gap: 8px; margin-top: 36px; flex-wrap: wrap; }
.pager a, .pager span { min-width: 38px; height: 38px; display: inline-flex; align-items: center; justify-content: center; padding: 0 12px; border: 1px solid var(--border); border-radius: 6px; font-size: 14px; color: var(--text-light); background: #fff; }
.pager a:hover { border-color: var(--primary); color: var(--primary); }
.pager .current { background: var(--primary); color: #fff; border-color: var(--primary); }
.pager .disabled { opacity: .45; cursor: default; }
.pager .dots { border: 0; background: none; }

/* ---------- 浮动咨询 ---------- */
.float-consult { position: fixed; right: 22px; bottom: 88px; width: 56px; height: 56px; background: var(--gold); color: #fff; border-radius: 50%; display: flex; align-items: center; justify-content: center; text-align: center; font-size: 13px; line-height: 1.3; box-shadow: 0 6px 18px rgba(201,162,94,.45); z-index: 90; transition: .25s; }
.float-consult:hover { transform: translateY(-4px); background: var(--primary); }

/* ---------- 页脚 ---------- */
.site-footer { background: var(--primary-deep); color: rgba(255,255,255,.72); margin-top: 0; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1.3fr; gap: 34px; padding: 52px 0 40px; }
.fcol h4 { color: #fff; font-size: 16px; margin-bottom: 16px; letter-spacing: 1px; position: relative; padding-bottom: 10px; }
.fcol h4::after { content: ""; position: absolute; left: 0; bottom: 0; width: 26px; height: 2px; background: var(--gold); }
.fcol p { font-size: 13.5px; line-height: 1.9; }
.fcol ul li { margin: 7px 0; font-size: 13.5px; }
.fcol a:hover { color: var(--gold-light); }
.copyright { border-top: 1px solid rgba(255,255,255,.12); padding: 16px 0; font-size: 12.5px; text-align: center; }
.copyright a:hover { color: var(--gold-light); }

/* ---------- 响应式 ---------- */
@media (max-width: 992px) {
    .banner { height: 380px; }
    .banner h2 { font-size: 30px; }
    .svc-grid, .home-news { grid-template-columns: repeat(2, 1fr); }
    .case-grid { grid-template-columns: repeat(2, 1fr); }
    .adv-grid { grid-template-columns: repeat(2, 1fr); }
    .flow { grid-template-columns: repeat(3, 1fr); }
    .flow-step::after { display: none; }
    .about-grid, .layout, .contact-grid, .svc-detail-head, .honor-grid { grid-template-columns: 1fr; }
    .honor-pic img { height: 300px; }
    .footer-grid { grid-template-columns: 1fr 1fr; }
    .stats { grid-template-columns: repeat(4, 1fr); }
    .partner-wall { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 700px) {
    .topbar .slogan { display: none; }
    .topbar-in { justify-content: center; }
    .header-in { height: 64px; }
    .logo img { height: 40px; width: 40px; }
    .logo-text b { font-size: 17px; }
    .nav-toggle { display: block; }
    .main-nav { position: fixed; top: 64px; left: 0; right: 0; background: #fff; flex-direction: column; box-shadow: 0 12px 20px rgba(0,0,0,.1); max-height: 0; overflow: hidden; transition: max-height .35s; }
    .main-nav.open { max-height: 420px; }
    .main-nav a { line-height: 50px; border-bottom: 1px solid var(--bg-gray); padding: 0 24px; }
    .main-nav a.active::after { bottom: 6px; left: 24px; right: auto; width: 40px; }
    .banner { height: 320px; }
    .banner h2 { font-size: 24px; }
    .banner p { font-size: 15px; }
    .section { padding: 48px 0; }
    .sec-head .cn { font-size: 24px; }
    .svc-grid, .home-news, .case-grid, .case-page-grid, .form-row, .adv-grid { grid-template-columns: 1fr; }
    .flow { grid-template-columns: 1fr; }
    .partner-wall { grid-template-columns: repeat(2, 1fr); }
    .news-list li { flex-direction: column; }
    .news-list .pic { width: 100%; height: 180px; }
    .case-page-card { grid-template-columns: 1fr; }
    .case-page-card .pic { min-height: 180px; }
    .page-content { padding: 24px 20px; }
    .cta .btn-white { margin-left: 0; margin-top: 10px; }
    .footer-grid { grid-template-columns: 1fr; gap: 24px; }
}