.wecom-support-modal {
  position: fixed;
  inset: 0;
  z-index: 10050;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 24px;
  background: rgba(15, 23, 42, 0.46);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

.wecom-support-modal.open {
  display: flex;
}

.wecom-support-card {
  position: relative;
  width: min(420px, calc(100vw - 36px));
  border-radius: 22px;
  background: rgba(255, 255, 255, 0.96);
  border: 1px solid rgba(226, 232, 240, 0.92);
  box-shadow: 0 24px 70px rgba(15, 23, 42, 0.22);
  padding: 24px 24px 22px;
  text-align: center;
  box-sizing: border-box;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.wecom-support-close {
  position: absolute;
  top: 12px;
  right: 12px;
  width: 34px;
  height: 34px;
  border: 1px solid #e2e8f0;
  border-radius: 9999px;
  background: #fff;
  color: #64748b;
  cursor: pointer;
  font-size: 22px;
  line-height: 30px;
}

.wecom-support-close:hover {
  color: #06b6d4;
  border-color: #67e8f9;
}

.wecom-support-title {
  margin: 4px 36px 8px;
  color: #0f172a;
  font-size: 22px;
  font-weight: 800;
  letter-spacing: 0;
}

.wecom-support-desc {
  margin: 0 auto 18px;
  max-width: 300px;
  color: #64748b;
  font-size: 14px;
  line-height: 1.7;
}

.wecom-support-qr {
  display: block;
  width: 318px;
  max-width: 100%;
  margin: 0 auto;
  border-radius: 10px;
  box-shadow: none;
  image-rendering: pixelated;
}

.wecom-support-hint {
  margin: 16px 0 0;
  color: #94a3b8;
  font-size: 12px;
}