/* Legacy browser compatibility gate */
#browserCompatGate {
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 2147483000;
}

.browser-compat-gate {
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 100%;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
  -ms-flex-align: center;
  align-items: center;
  -webkit-box-pack: center;
  -ms-flex-pack: center;
  justify-content: center;
  padding: 24px;
  box-sizing: border-box;
  overflow: auto;
  background:
    radial-gradient(circle at 20% 20%, rgba(124, 58, 237, 0.18), transparent 42%),
    radial-gradient(circle at 80% 80%, rgba(236, 72, 153, 0.14), transparent 40%),
    rgba(15, 23, 42, 0.72);
}

.browser-compat-card {
  width: 100%;
  max-width: 640px;
  margin: auto;
  padding: 32px 28px;
  border-radius: 20px;
  background: #fff;
  border: 1px solid rgba(124, 58, 237, 0.12);
  box-shadow: 0 24px 60px rgba(15, 23, 42, 0.18);
  text-align: center;
  box-sizing: border-box;
}

.browser-compat-badge {
  display: inline-block;
  margin-bottom: 14px;
  padding: 6px 12px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 700;
  color: #b45309;
  background: rgba(245, 158, 11, 0.12);
}

.browser-compat-card h1 {
  margin: 0 0 12px;
  font-size: 28px;
  line-height: 1.25;
  color: #0f172a;
}

.browser-compat-lead,
.browser-compat-sub {
  margin: 0 0 10px;
  font-size: 15px;
  line-height: 1.7;
  color: #475569;
}

.browser-compat-sub {
  margin-bottom: 22px;
}

.browser-compat-browsers {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  gap: 12px;
  margin-bottom: 18px;
  -ms-flex-wrap: wrap;
  flex-wrap: wrap;
  -webkit-box-pack: center;
  -ms-flex-pack: center;
  justify-content: center;
}

.browser-compat-browser {
  -webkit-box-flex: 1;
  -ms-flex: 1 1 160px;
  flex: 1 1 160px;
  max-width: 190px;
  min-width: 140px;
  display: block;
  padding: 16px 12px;
  border-radius: 14px;
  border: 1px solid #e2e8f0;
  background: #f8fafc;
  text-decoration: none;
  color: inherit;
  transition: border-color 0.2s, box-shadow 0.2s, transform 0.2s;
}

.browser-compat-browser:hover {
  border-color: rgba(124, 58, 237, 0.35);
  box-shadow: 0 10px 24px rgba(124, 58, 237, 0.12);
  transform: translateY(-2px);
}

.browser-compat-browser-icon {
  display: block;
  font-size: 28px;
  margin-bottom: 8px;
}

.browser-compat-browser-name {
  display: block;
  font-size: 15px;
  font-weight: 700;
  color: #0f172a;
}

.browser-compat-browser-desc {
  display: block;
  margin-top: 4px;
  font-size: 12px;
  color: #64748b;
}

.browser-compat-tips {
  margin-bottom: 20px;
  padding: 14px 16px;
  border-radius: 12px;
  background: rgba(124, 58, 237, 0.06);
  text-align: left;
}

.browser-compat-tips p {
  margin: 0;
  font-size: 13px;
  line-height: 1.7;
  color: #475569;
}

.browser-compat-actions {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  gap: 10px;
  -webkit-box-pack: center;
  -ms-flex-pack: center;
  justify-content: center;
  -ms-flex-wrap: wrap;
  flex-wrap: wrap;
}

.browser-compat-btn {
  display: inline-block;
  padding: 10px 18px;
  border-radius: 10px;
  font-size: 14px;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  border: none;
  line-height: 1.4;
}

.browser-compat-btn-secondary {
  color: #fff;
  background: linear-gradient(135deg, #7c3aed, #ec4899);
}

.browser-compat-btn-ghost {
  color: #64748b;
  background: #f1f5f9;
}

/* Standalone help page */
.browser-compat-page {
  min-height: 100vh;
  padding: 88px 24px 48px;
  box-sizing: border-box;
}

.browser-compat-page-shell {
  width: 100%;
  max-width: 760px;
  margin: 0 auto;
}

.browser-compat-page-card {
  background: rgba(255, 255, 255, 0.92);
  border: 1px solid rgba(124, 58, 237, 0.12);
  border-radius: 20px;
  padding: 32px 28px;
  box-shadow: 0 20px 50px rgba(15, 23, 42, 0.08);
}

.browser-compat-page-card h1 {
  margin: 0 0 12px;
  font-size: 30px;
  color: #0f172a;
}

.browser-compat-page-card h2 {
  margin: 28px 0 12px;
  font-size: 18px;
  color: #0f172a;
}

.browser-compat-page-card p,
.browser-compat-page-card li {
  font-size: 15px;
  line-height: 1.75;
  color: #475569;
}

.browser-compat-page-card ul,
.browser-compat-page-card ol {
  margin: 0;
  padding-left: 22px;
}

.browser-compat-page-list {
  display: grid;
  gap: 12px;
  margin-top: 18px;
}

.browser-compat-page-item {
  display: block;
  padding: 16px 18px;
  border-radius: 14px;
  border: 1px solid #e2e8f0;
  background: #f8fafc;
  text-decoration: none;
  color: inherit;
}

.browser-compat-page-item strong {
  display: block;
  font-size: 16px;
  color: #0f172a;
  margin-bottom: 4px;
}

.browser-compat-page-item span {
  font-size: 13px;
  color: #64748b;
}

.browser-compat-page-back {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 24px;
  color: #7c3aed;
  text-decoration: none;
  font-size: 14px;
  font-weight: 600;
}

@media (max-width: 640px) {
  .browser-compat-card,
  .browser-compat-page-card {
    padding: 24px 18px;
  }

  .browser-compat-card h1,
  .browser-compat-page-card h1 {
    font-size: 24px;
  }

  .browser-compat-browsers {
    display: block;
  }

  .browser-compat-browser {
    max-width: none;
    margin-bottom: 10px;
  }
}