:root {
  --primary: #0033cc;
  --secondary: #ffffff;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--primary), #001a66);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}

.card {
  background: var(--secondary);
  border-radius: 16px;
  padding: 32px 28px;
  width: 100%;
  max-width: 380px;
  box-shadow: 0 20px 60px rgba(0,0,0,0.3);
  text-align: center;
}

#logo { max-width: 140px; margin-bottom: 16px; }

h1 { margin: 0 0 4px; font-size: 22px; color: #1a1a1a; }
#welcomeMsg { color: #666; font-size: 14px; margin-bottom: 20px; }

.tabs {
  display: flex;
  gap: 4px;
  margin-bottom: 20px;
  background: #f0f0f0;
  border-radius: 10px;
  padding: 4px;
}

.tab-btn {
  flex: 1;
  border: none;
  background: transparent;
  padding: 8px 4px;
  font-size: 12px;
  border-radius: 8px;
  cursor: pointer;
  color: #666;
}

.tab-btn.active {
  background: var(--primary);
  color: #fff;
}

.tab-content { display: none; }
.tab-content.active { display: block; }

.social-btn {
  padding: 12px;
  border-radius: 10px;
  margin-bottom: 10px;
  cursor: pointer;
  font-weight: 600;
  color: #fff;
}
.social-btn.google { background: #db4437; }
.social-btn.facebook { background: #1877f2; }

input[type="text"] {
  width: 100%;
  padding: 12px;
  border-radius: 10px;
  border: 1px solid #ddd;
  margin-bottom: 12px;
  font-size: 16px;
}

.primary-btn {
  width: 100%;
  padding: 12px;
  border: none;
  border-radius: 10px;
  background: var(--primary);
  color: #fff;
  font-weight: 600;
  cursor: pointer;
  font-size: 15px;
}

.terms {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: #444;
  margin-bottom: 14px;
  text-align: left;
}

.error {
  color: #c0392b;
  font-size: 13px;
  min-height: 18px;
  margin-top: 12px;
}

.browser-banner {
  background: #fff3cd;
  border: 1px solid #ffe08a;
  border-radius: 10px;
  padding: 14px 16px;
  max-width: 380px;
  width: 100%;
  margin-bottom: 14px;
  font-size: 13px;
  color: #5c4a00;
}

.browser-banner p { margin: 0 0 10px; }

.copy-row {
  display: flex;
  gap: 6px;
  margin-bottom: 10px;
}

.copy-row input {
  flex: 1;
  padding: 8px;
  border-radius: 8px;
  border: 1px solid #e0c86b;
  font-size: 12px;
  background: #fff;
}

.copy-row button {
  padding: 8px 12px;
  border: none;
  border-radius: 8px;
  background: #5c4a00;
  color: #fff;
  font-size: 12px;
  cursor: pointer;
}

.browser-banner a {
  color: #5c4a00;
  font-weight: 600;
}

.link-btn {
  background: none;
  border: none;
  color: #666;
  font-size: 12px;
  text-decoration: underline;
  cursor: pointer;
  padding: 0 0 16px;
}