/* 主题 - 北辰(北辰科技) */
:root{
  --rq-primary:#0f4c5c;
  --rq-secondary:#5e60ce;
  --rq-accent:#48bfe3;
  --rq-soft:#e0fbfc;
  --rq-warm:#FFD66B;
  --rq-grad:linear-gradient(135deg,#0a3a4a 0%,#0f4c5c 50%,#5e60ce 100%);
}
.rq-banner{background:var(--rq-grad)}
.rq-banner::before{
  background:
    radial-gradient(700px 460px at 30% 30%, rgba(94,96,206,.32), transparent 60%),
    radial-gradient(900px 500px at 80% 80%, rgba(72,191,227,.18), transparent 60%);
}
.rq-banner::after{
  background-image:
    linear-gradient(transparent 95%, rgba(255,255,255,.10) 95%),
    linear-gradient(90deg, transparent 95%, rgba(255,255,255,.10) 95%);
}
.rq-section-eyebrow{background:rgba(15,76,92,.10);color:#0a3a4a}
.rq-stats-bar{background:linear-gradient(135deg,#0a3a4a,#5e60ce)}
.rq-prod-tag{background:#e0fbfc;color:#0a3a4a}
.rq-cat-intro{background:#e0fbfc}
.rq-faq-item[open] .rq-faq-toggle{background:#0a3a4a}
.rq-contact-info{background:linear-gradient(135deg,#0a3a4a,#5e60ce)}
.rq-about-visual{background:linear-gradient(135deg,#0a3a4a 0%,#0f4c5c 50%,#5e60ce 100%)}
.rq-logo-mark{background:linear-gradient(135deg,#0a3a4a,#48bfe3)}
.rq-nav-cta{background:linear-gradient(135deg,#0a3a4a,#48bfe3)}
.rq-cat-tab.rq-active{background:linear-gradient(135deg,#0a3a4a,#48bfe3)}
.rq-process-step b{background:linear-gradient(135deg,#0a3a4a,#48bfe3)}
.rq-industry-dot{background:linear-gradient(135deg,#0a3a4a,#48bfe3)}
.rq-banner-eyebrow::before{background:#7BC5FF;box-shadow:0 0 0 4px rgba(123,197,255,.25)}
.rq-banner h1 em{color:#FFD66B}