/* 主题 - 天津(海河城市) */
:root{
  --rq-primary:#0a3d62;
  --rq-secondary:#1e6091;
  --rq-accent:#3c91e6;
  --rq-soft:#eaf3fb;
  --rq-warm:#FFD66B;
  --rq-grad:linear-gradient(135deg,#082d49 0%,#0a3d62 40%,#155085 75%,#1e6091 100%);
}
.rq-banner{
  background:var(--rq-grad);
  position:relative;overflow:hidden;color:#fff;
}
.rq-banner::before{
  content:'';position:absolute;inset:0;pointer-events:none;
  background:
    radial-gradient(700px 480px at 85% 15%, rgba(60,145,230,.35), transparent 60%),
    radial-gradient(900px 500px at 10% 90%, rgba(8,45,73,.30), transparent 60%);
}
.rq-banner::after{
  content:'';position:absolute;inset:0;pointer-events:none;
  background-image:
    linear-gradient(transparent 95%, rgba(255,255,255,.06) 95%),
    linear-gradient(90deg, transparent 95%, rgba(255,255,255,.06) 95%);
  background-size:48px 48px;
  opacity:.30;
  animation:rqGridMove 24s linear infinite;
  mask-image:linear-gradient(180deg, transparent, #000 30%, #000 70%, transparent);
}
.rq-section-eyebrow{background:rgba(10,61,98,.08);color:#0a3d62}
.rq-stats-bar{background:linear-gradient(135deg,#0a3d62,#1e6091)}
.rq-prod-tag{background:#eaf3fb;color:#0a3d62}
.rq-cat-intro{background:#eaf3fb}
.rq-faq-item[open] .rq-faq-toggle{background:#0a3d62}
.rq-contact-info{background:linear-gradient(135deg,#0a3d62,#1e6091)}
.rq-foot-city.rq-active{color:#7BC5FF}
.rq-topbar{background:linear-gradient(90deg,rgba(10,61,98,.06),rgba(60,145,230,.05))}
.rq-about-visual{background:linear-gradient(135deg,#0a3d62 0%,#1e6091 50%,#3c91e6 100%)}
@keyframes rqGridMove{from{background-position:0 0, 0 0}to{background-position:48px 48px, 48px 48px}}