/* 双利劳保官网 · 统一样式 */
* { margin: 0; padding: 0; box-sizing: border-box; }
body {
  font-family: "Microsoft YaHei", "PingFang SC", "Helvetica Neue", Arial, sans-serif;
  color: #2b2f36; background: #f6f8fa; line-height: 1.75; font-size: 16px;
}
a { color: #1a5cb0; text-decoration: none; }
a:hover { text-decoration: underline; }
.container { max-width: 1100px; margin: 0 auto; padding: 0 20px; }

/* 顶栏 */
.topbar { background: #10243e; color: #cfe0f5; font-size: 13px; padding: 6px 0; }
.topbar .container { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 8px; }
header.site { background: #fff; border-bottom: 3px solid #e8590c; position: sticky; top: 0; z-index: 10; }
header.site .container { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; padding: 12px 20px; }
.brand { font-size: 22px; font-weight: 700; color: #10243e; letter-spacing: 1px; }
.brand small { display: block; font-size: 12px; color: #6b7686; font-weight: 400; letter-spacing: 2px; }
nav.main ul { list-style: none; display: flex; flex-wrap: wrap; gap: 4px; }
nav.main a { display: block; padding: 8px 14px; color: #2b2f36; font-size: 15px; border-radius: 4px; }
nav.main a:hover, nav.main a.active { background: #10243e; color: #fff; text-decoration: none; }

/* 首屏 */
.hero { background: linear-gradient(135deg, #10243e 0%, #1a4b8c 70%, #2361b3 100%); color: #fff; padding: 64px 0 56px; }
.hero h1 { font-size: 34px; line-height: 1.35; margin-bottom: 14px; }
.hero p { font-size: 17px; color: #d7e4f7; max-width: 760px; }
.hero .badges { margin-top: 26px; display: flex; flex-wrap: wrap; gap: 10px; }
.hero .badges span { background: rgba(255,255,255,.12); border: 1px solid rgba(255,255,255,.35); padding: 6px 14px; border-radius: 20px; font-size: 14px; }

/* 通用区块 */
section { padding: 46px 0; }
section.alt { background: #fff; }
h2.sec { font-size: 26px; color: #10243e; margin-bottom: 8px; padding-left: 12px; border-left: 5px solid #e8590c; }
p.sec-sub { color: #6b7686; margin-bottom: 26px; padding-left: 17px; }
.grid3 { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 18px; }
.card { background: #fff; border: 1px solid #e3e9f0; border-radius: 8px; padding: 22px; }
.card h3 { color: #10243e; font-size: 18px; margin-bottom: 10px; }
.card p { font-size: 15px; color: #4a5462; }
.card .tag { display: inline-block; background: #eef3fa; color: #1a5cb0; font-size: 13px; padding: 2px 10px; border-radius: 12px; margin: 0 6px 6px 0; }
.num-strip { background: #10243e; color: #fff; padding: 30px 0; }
.num-strip .container { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 20px; text-align: center; }
.num-strip b { display: block; font-size: 30px; color: #ffb367; }
.num-strip span { font-size: 14px; color: #c9d8ec; }

/* 表格 */
table.tbl { width: 100%; border-collapse: collapse; background: #fff; font-size: 15px; margin: 12px 0 6px; }
table.tbl th { background: #10243e; color: #fff; padding: 10px 12px; text-align: left; font-weight: 600; }
table.tbl td { border: 1px solid #dfe6ee; padding: 10px 12px; vertical-align: top; }
table.tbl tr:nth-child(even) td { background: #f4f7fb; }

/* FAQ */
.faq-item { background: #fff; border: 1px solid #e3e9f0; border-radius: 8px; padding: 18px 22px; margin-bottom: 14px; }
.faq-item h3 { font-size: 17px; color: #10243e; margin-bottom: 8px; }
.faq-item p { font-size: 15px; color: #4a5462; }

/* 资质徽标 */
.cert { display: flex; gap: 16px; flex-wrap: wrap; }
.cert .badge { flex: 1 1 300px; background: #fff; border: 2px solid #1a4b8c; border-radius: 8px; padding: 20px; }
.cert .badge b { display: block; color: #10243e; font-size: 17px; margin-bottom: 6px; }
.cert .badge code { background: #eef3fa; color: #1a5cb0; padding: 2px 8px; border-radius: 4px; font-size: 14px; }
.cert .badge p { font-size: 14px; color: #4a5462; margin-top: 8px; }

/* CTA / 页脚 */
.cta { background: #e8590c; color: #fff; text-align: center; padding: 34px 20px; }
.cta h2 { font-size: 22px; margin-bottom: 8px; }
.cta p { font-size: 16px; }
.cta a.btn { display: inline-block; margin-top: 14px; background: #fff; color: #c74a06; font-weight: 700; padding: 10px 30px; border-radius: 24px; }
footer.site { background: #0b1a2e; color: #9fb3cc; padding: 34px 0 20px; font-size: 14px; }
footer.site .container { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 24px; }
footer.site h4 { color: #fff; margin-bottom: 10px; font-size: 15px; }
footer.site a { color: #9fb3cc; }
footer.site .copy { border-top: 1px solid #1d3050; margin-top: 22px; padding-top: 14px; text-align: center; font-size: 13px; color: #6d8099; }
.note { background: #fff8ef; border: 1px solid #f2d9b0; border-radius: 6px; padding: 12px 16px; font-size: 14px; color: #7a5a1e; margin: 14px 0; }
.breadcrumb { font-size: 13px; color: #6b7686; padding: 14px 0 0; }

/* ==== 图片板块 ==== */
.hero-flex { display: flex; gap: 36px; align-items: center; flex-wrap: wrap; }
.hero-flex > div:first-child { flex: 1 1 460px; }
.hero-img { flex: 1 1 380px; max-width: 480px; }
.hero-img img { width: 100%; border-radius: 10px; box-shadow: 0 12px 32px rgba(0,0,0,.35); display: block; }
.hero-img .cap { color: #c9d8ec; }

.img-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); gap: 16px; }
.pimg { background: #fff; border: 1px solid #e3e9f0; border-radius: 8px; overflow: hidden; transition: transform .15s, box-shadow .15s; }
.pimg:hover { transform: translateY(-3px); box-shadow: 0 8px 20px rgba(16,36,62,.12); }
.pimg img { width: 100%; display: block; aspect-ratio: 4/3; object-fit: cover; }
.pimg .cap { padding: 10px 12px 12px; }
.pimg .cap b { display: block; color: #10243e; font-size: 15px; }
.pimg .cap span { font-size: 13px; color: #6b7686; }

.two-col { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 20px; align-items: start; }
.two-col figure { margin: 0; background: #fff; border: 1px solid #e3e9f0; border-radius: 8px; overflow: hidden; }
.two-col figure img { width: 100%; display: block; }
.two-col figcaption, .cap { font-size: 13px; color: #6b7686; padding: 8px 12px 10px; }
.two-col figcaption { background: #fff; }

.big-img { background: #fff; border: 1px solid #e3e9f0; border-radius: 8px; overflow: hidden; margin: 18px 0; }
.big-img img { width: 100%; display: block; }
.big-img .cap { padding: 10px 14px 12px; }
@media (max-width: 720px) {
  .img-grid { grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); }
}
@media (max-width: 720px) {
  .hero h1 { font-size: 26px; }
  nav.main ul { gap: 0; }
  nav.main a { padding: 8px 9px; font-size: 14px; }
}