* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen', 'Ubuntu', 'Cantarell', sans-serif;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

.container {
  width: 100%;
  max-width: 450px;
}

.auth-box {
  background: white;
  border-radius: 12px;
  padding: 40px;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.2);
}

h1 {
  font-size: 28px;
  font-weight: 700;
  color: #1a1a2e;
  margin-bottom: 8px;
  text-align: center;
}

.subtitle {
  color: #64748b;
  text-align: center;
  margin-bottom: 30px;
  font-size: 15px;
}

/* Messages */
.message {
  padding: 12px 16px;
  border-radius: 8px;
  margin-bottom: 20px;
  font-size: 14px;
  font-weight: 500;
}

.message.error {
  background: #fee;
  color: #c33;
  border: 1px solid #fcc;
}

.message.success {
  background: #efe;
  color: #3a3;
  border: 1px solid #cfc;
}

.message.info {
  background: #eef;
  color: #33a;
  border: 1px solid #ccf;
}

/* Form */
form {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

label {
  font-size: 14px;
  font-weight: 600;
  color: #334155;
}

input {
  padding: 12px 14px;
  border: 2px solid #e2e8f0;
  border-radius: 8px;
  font-size: 15px;
  transition: all 0.2s;
  font-family: inherit;
}

input:focus {
  outline: none;
  border-color: #667eea;
  box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

/* Buttons */
.btn {
  padding: 14px 20px;
  border: none;
  border-radius: 8px;
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  font-family: inherit;
}

.btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

.btn-google {
  background: white;
  color: #1f2937;
  border: 2px solid #e5e7eb;
  margin-bottom: 8px;
}

.btn-google:hover:not(:disabled) {
  background: #f9fafb;
  border-color: #d1d5db;
}

.btn-primary {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  color: white;
  border: none;
}

.btn-primary:hover:not(:disabled) {
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(102, 126, 234, 0.4);
}

/* Divider */
.divider {
  text-align: center;
  position: relative;
  margin: 8px 0;
}

.divider::before,
.divider::after {
  content: '';
  position: absolute;
  top: 50%;
  width: 45%;
  height: 1px;
  background: #e2e8f0;
}

.divider::before {
  left: 0;
}

.divider::after {
  right: 0;
}

.divider span {
  background: white;
  padding: 0 12px;
  color: #94a3b8;
  font-size: 13px;
  font-weight: 500;
}

/* Footer */
.footer-text {
  text-align: center;
  margin-top: 24px;
  color: #64748b;
  font-size: 14px;
}

.footer-text a {
  color: #667eea;
  text-decoration: none;
  font-weight: 600;
}

.footer-text a:hover {
  text-decoration: underline;
}

/* Debug Info */
.debug-info {
  margin-top: 30px;
  padding: 16px;
  background: #f8fafc;
  border-radius: 8px;
  border: 1px solid #e2e8f0;
  font-size: 12px;
  font-family: 'Courier New', monospace;
  color: #475569;
  max-height: 200px;
  overflow-y: auto;
}

.debug-info p {
  margin: 4px 0;
  line-height: 1.5;
}

.debug-info:empty {
  display: none;
}

/* Responsive */
@media (max-width: 500px) {
  .auth-box {
    padding: 30px 24px;
  }
  
  h1 {
    font-size: 24px;
  }
}