/* 行业页公共样式 · 你当家 AI来干 */
* { margin: 0; padding: 0; box-sizing: border-box; }
body { font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif; color: #1c2430; background: #fff; line-height: 1.72; -webkit-font-smoothing: antialiased; }
a { text-decoration: none; color: inherit; }
.wrap { max-width: 1040px; margin: 0 auto; padding: 0 20px; }

/* 顶栏 */
header { position: sticky; top: 0; z-index: 50; background: rgba(255,255,255,.95); backdrop-filter: blur(8px); border-bottom: 1px solid #eef1f5; }
.nav { display: flex; align-items: center; justify-content: space-between; height: 64px; }
.logo { font-size: 19px; font-weight: 800; letter-spacing: .5px; }
.logo span { color: #2f6bff; }
.nav-r { display: flex; align-items: center; gap: 20px; font-size: 14.5px; color: #4a5568; }
.nav-r a:hover { color: #2f6bff; }
.nav-cta { background: #2f6bff; color: #fff !important; padding: 9px 18px; border-radius: 8px; font-size: 14px; font-weight: 600; }
.nav-cta:hover { background: #1f54d6; }

/* Hero */
.hero { background: linear-gradient(135deg, #0e1b3a 0%, #16306b 55%, #234ea8 100%); color: #fff; padding: 64px 0 72px; }
.crumb { font-size: 13px; color: #93a9d6; margin-bottom: 20px; }
.crumb a:hover { color: #fff; }
.hero .tag { display: inline-block; background: rgba(255,255,255,.1); border: 1px solid rgba(255,255,255,.2); border-radius: 999px; padding: 6px 16px; font-size: 13px; color: #cfe0ff; margin-bottom: 18px; }
.hero h1 { font-size: 34px; line-height: 1.35; font-weight: 800; margin-bottom: 20px; max-width: 860px; }
.hero .lead { font-size: 16.5px; color: #d5e0f5; max-width: 860px; }
.hero .lead b { color: #fff; }
.cta { margin-top: 30px; display: flex; gap: 14px; flex-wrap: wrap; }
.btn-p { background: #2f6bff; color: #fff; padding: 13px 26px; border-radius: 9px; font-weight: 700; font-size: 15px; }
.btn-p:hover { background: #1f54d6; }
.btn-s { border: 1px solid rgba(255,255,255,.35); color: #dbe6fb; padding: 12px 24px; border-radius: 9px; font-size: 15px; }
.btn-s:hover { background: rgba(255,255,255,.08); }

/* 区块 */
section.block { padding: 62px 0; }
section.block.gray { background: #f6f8fc; }
h2 { font-size: 24px; font-weight: 800; margin-bottom: 8px; }
.sub { color: #6b7280; font-size: 15px; margin-bottom: 34px; }

/* 数字卡 */
.nums { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.num { background: #fff; border: 1px solid #e8edf5; border-radius: 14px; padding: 22px; }
.num .k { font-size: 27px; font-weight: 800; color: #2f6bff; line-height: 1.25; margin-bottom: 8px; }
.num .d { font-size: 13.5px; color: #6b7280; line-height: 1.65; }

/* 卡点 */
.pains { display: grid; gap: 14px; }
.pain { background: #fff; border-left: 4px solid #2f6bff; border-radius: 10px; padding: 18px 22px; font-size: 15.5px; }
.pain b { color: #0e1b3a; }

/* 自查 */
.check { background: #fff; border: 1px solid #e8edf5; border-radius: 14px; padding: 26px 28px; }
.check .q { background: #f2f6ff; border-radius: 9px; padding: 14px 18px; font-size: 16px; font-weight: 700; color: #16306b; margin: 12px 0; }
.check p { font-size: 15px; color: #4a5568; }

/* 六处 */
.six { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; counter-reset: s; }
.six .i { background: #fff; border: 1px solid #e8edf5; border-radius: 12px; padding: 20px 22px; font-size: 14.8px; color: #374151; }
.six .i b { display: block; color: #0e1b3a; font-size: 15.5px; margin-bottom: 6px; }

/* FAQ */
.faq details { background: #fff; border: 1px solid #e8edf5; border-radius: 12px; padding: 0 22px; margin-bottom: 12px; }
.faq summary { cursor: pointer; font-weight: 700; font-size: 15.5px; padding: 18px 0; list-style: none; color: #0e1b3a; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; float: right; color: #2f6bff; font-weight: 800; }
.faq details[open] summary::after { content: "–"; }
.faq .a { padding: 0 0 20px; font-size: 14.8px; color: #4a5568; border-top: 1px solid #f0f3f8; padding-top: 16px; }
.faq .a b { color: #0e1b3a; }

/* 行动 */
.action { background: #0e1b3a; color: #fff; padding: 60px 0; text-align: center; }
.action h2 { color: #fff; }
.action p { color: #b9c8e6; font-size: 15.5px; margin: 12px 0 26px; }
.action .btn-p { display: inline-block; }

/* 其他页/相关 */
.related { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.related a { display: block; background: #fff; border: 1px solid #e8edf5; border-radius: 12px; padding: 20px; font-size: 15px; font-weight: 700; }
.related a:hover { border-color: #2f6bff; color: #2f6bff; }
.related a span { display: block; font-weight: 400; font-size: 13px; color: #6b7280; margin-top: 6px; }

footer { padding: 34px 0; text-align: center; font-size: 12.8px; color: #6b7ba8; line-height: 1.9; }

@media (max-width: 860px) {
  .hero { padding: 44px 0 50px; }
  .hero h1 { font-size: 25px; }
  .nums, .six, .related { grid-template-columns: 1fr; }
  section.block { padding: 44px 0; }
  .nav-r { display: none; }
}