/* ===== 金华洋数字化服务官网 · 总站样式 v2 ===== */
* { margin: 0; padding: 0; box-sizing: border-box; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Segoe UI", sans-serif;
  background: #f5f7fa; color: #333; line-height: 1.7;
}
a { color: #1a73e8; text-decoration: none; }
a:hover { opacity: .85; }

/* 顶部导航 */
.topbar { background: #1b2a4a; color: #fff; }
.topbar .inner { max-width: 1080px; margin: 0 auto; padding: 0 20px; display: flex; align-items: center; height: 60px; }
.brand { font-size: 18px; font-weight: 700; color: #fff; display: flex; align-items: center; gap: 8px; }
.brand .logo { font-size: 22px; }
.nav { display: flex; gap: 4px; margin-left: 32px; flex-wrap: wrap; }
.nav a { color: #cbd5e8; padding: 8px 12px; border-radius: 8px; font-size: 14px; }
.nav a:hover { background: rgba(255,255,255,.12); color: #fff; }
.nav a.active { background: rgba(255,255,255,.18); color: #fff; font-weight: 600; }

.wrap { max-width: 1080px; margin: 0 auto; padding: 32px 20px 60px; }

/* 首页 hero */
.hero { background: linear-gradient(135deg, #1b2a4a, #2d4a8f); color: #fff; border-radius: 16px; padding: 44px 36px; margin-bottom: 28px; }
.hero h1 { font-size: 30px; margin-bottom: 10px; }
.hero p { color: #cfd9f0; font-size: 15px; max-width: 640px; }
.hero .btns { margin-top: 22px; display: flex; gap: 12px; flex-wrap: wrap; }
.btn { display: inline-block; padding: 11px 22px; border-radius: 10px; font-size: 14px; font-weight: 600; }
.btn-primary { background: #ffb300; color: #1b2a4a; }
.btn-ghost { background: rgba(255,255,255,.14); color: #fff; border: 1px solid rgba(255,255,255,.35); }

/* 区块标题 */
.sec-title { font-size: 22px; margin: 34px 0 16px; display: flex; align-items: center; gap: 8px; }
.sec-title::after { content: ""; flex: 1; height: 1px; background: #e0e4ea; margin-left: 12px; }

/* 产品卡片 */
.prod-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(320px, 1fr)); gap: 18px; }
.card { background: #fff; border-radius: 14px; padding: 24px; box-shadow: 0 2px 10px rgba(0,0,0,.06); transition: transform .15s; }
.card:hover { transform: translateY(-3px); }
.card .icon { font-size: 40px; }
.card h3 { font-size: 19px; margin: 10px 0 8px; }
.card p { font-size: 13.5px; color: #666; min-height: 42px; }
.card .tag { display: inline-block; font-size: 12px; padding: 3px 10px; border-radius: 20px; margin-right: 6px; }
.tag-green { background: #e6f6ec; color: #1a8f4c; }
.tag-blue { background: #e8f0fe; color: #1a73e8; }
.card .links { margin-top: 14px; display: flex; gap: 10px; flex-wrap: wrap; }
.card .links a { font-size: 13.5px; font-weight: 600; }
.link-btn { display: inline-block; background: #1a73e8; color: #fff !important; padding: 8px 18px; border-radius: 8px; }
.link-btn.gray { background: #f0f2f5; color: #333 !important; }

/* 内容（文章/攻略）卡片 */
.art-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 16px; }
.art-card { background: #fff; border-radius: 12px; padding: 20px; box-shadow: 0 2px 8px rgba(0,0,0,.05); }
.art-card .cat { font-size: 12px; color: #1a73e8; font-weight: 600; }
.art-card h4 { font-size: 16px; margin: 6px 0; }
.art-card p { font-size: 13px; color: #777; }
.art-card .date { font-size: 12px; color: #aaa; margin-top: 10px; }

/* 文章正文 */
.article { background: #fff; border-radius: 14px; padding: 36px; box-shadow: 0 2px 10px rgba(0,0,0,.06); }
.article h1 { font-size: 24px; margin-bottom: 6px; }
.article .meta { font-size: 13px; color: #999; margin-bottom: 20px; padding-bottom: 16px; border-bottom: 1px solid #eee; }
.article h2 { font-size: 19px; margin: 26px 0 12px; }
.article h3 { font-size: 16px; margin: 20px 0 10px; }
.article p { margin-bottom: 14px; font-size: 15px; }
.article ul, .article ol { margin: 0 0 14px 24px; }
.article li { margin-bottom: 6px; font-size: 15px; }
.article .tip { background: #fff8e6; border-left: 4px solid #ffb300; padding: 12px 16px; border-radius: 0 8px 8px 0; margin: 16px 0; font-size: 14px; }

/* 工具页 */
.tool-box { background: #fff; border-radius: 14px; padding: 30px; box-shadow: 0 2px 10px rgba(0,0,0,.06); text-align: center; }
.tool-box .big { font-size: 64px; font-weight: 700; font-variant-numeric: tabular-nums; color: #1b2a4a; margin: 10px 0; }
.tool-box .btn-row { display: flex; gap: 12px; justify-content: center; margin-top: 20px; }
.tool-box button { padding: 12px 28px; font-size: 15px; border: none; border-radius: 10px; cursor: pointer; font-weight: 600; }
.btn-ok { background: #1a73e8; color: #fff; }
.btn-warn { background: #ffb300; color: #1b2a4a; }
.tool-box input { font-size: 15px; padding: 8px 14px; border: 1px solid #ccc; border-radius: 8px; width: 90px; text-align: center; }

/* 页脚 */
.footer { background: #1b2a4a; color: #93a0bd; text-align: center; padding: 26px 16px; font-size: 12.5px; line-height: 2; }
.footer a { color: #cbd5e8; }

/* 响应式 */
@media (max-width: 720px) {
  .nav { margin-left: 0; width: 100%; overflow-x: auto; }
  .topbar .inner { flex-wrap: wrap; height: auto; padding: 10px 12px; gap: 6px; }
  .hero { padding: 30px 22px; }
  .hero h1 { font-size: 23px; }
}