/* 底部表单 */
        .bottom-form {
            background-color: #eef5ff;
            max-width: 1200px;
            margin: 30px auto;
            padding: 20px;
            border-radius: 4px;
            display: flex;
            align-items: center;
            gap: 12px;
            flex-wrap: wrap;
        }
        .bottom-form .desc {
            flex: 1;
            font-size: 13px;
            color: #555;
            min-width: 200px;
        }
        .bottom-form input,
        .bottom-form select {
            padding: 10px;
            border: 1px solid #ddd;
            border-radius: 4px;
            font-size: 13px;
            width: 150px;
        }
        .bottom-form button {
            background-color: #007bff;
            color: #fff;
            padding: 10px 16px;
            border-radius: 4px;
            font-size: 13px;
        }

.site-footer {
  background: #111b2d;
  color: #c5cdd9;
  margin-top: 0;
  padding: 48px 18px 0;
}

.footer-grid {
  display: grid;
  gap: 32px;
  grid-template-columns: 1.4fr 0.8fr 0.8fr 1fr;
  margin: 0 auto;
  max-width: 1180px;
}

.footer-brand {
  align-items: center;
  display: flex;
  gap: 10px;
  margin-bottom: 14px;
}

.footer-brand .brand-mark {
  background: var(--yellow);
  border-radius: 6px;
  color: var(--blue-dark);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  font-weight: 900;
  height: 36px;
  width: 36px;
}

.footer-brand .name {
  color: #fff;
  font-size: 18px;
  font-weight: 800;
}

.site-footer > .footer-grid > div > p {
  color: #8993a4;
  font-size: 13px;
  line-height: 1.75;
  margin: 0;
}

.site-footer h3 {
  color: #fff;
  font-size: 15px;
  margin: 0 0 14px;
}

.site-footer a {
  color: #8993a4;
  display: block;
  font-size: 13px;
  line-height: 2.2;
  transition: color .2s;
}
.site-footer a:hover { color: #fff; }

.qr-box {
  background: rgba(255,255,255,.08);
  border: 1px solid rgba(255,255,255,.12);
  border-radius: 8px;
  color: #8993a4;
  font-size: 12px;
  height: 80px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-top: 10px;
}

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,.08);
  color: #555e6f;
  font-size: 12px;
  margin-top: 36px;
  padding: 18px 0;
  text-align: center;
}