/* CSS Reset для страницы логина */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  margin: 0 !important;
  padding: 0 !important;
  width: 100% !important;
  max-width: 100% !important;
  overflow-x: hidden !important;
  height: 100% !important;
}

body {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%) !important;
  background-attachment: fixed !important;
  background-size: cover !important;
  background-repeat: no-repeat !important;
  min-height: 100vh !important;
  display: flex !important;
  align-items: center !important;
  justify-content: center !important;
  margin: 0 !important;
  padding: 0 !important;
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif !important;
  overflow-x: hidden !important;
  width: 100% !important;
  max-width: 100% !important;
  height: 100% !important;
}

.login-container {
  background: white;
  border-radius: 12px;
  box-shadow: 0 20px 40px rgba(0,0,0,0.1);
  padding: 2rem;
  width: 100%;
  max-width: 400px;
  text-align: center;
  margin: 0 1rem;
  box-sizing: border-box;
}

.login-logo {
  margin-bottom: 2rem;
}

.login-logo img {
  width: 80px;
  height: 80px;
  border-radius: 16px;
  box-shadow: 0 4px 12px rgba(0,0,0,0.15);
}

.login-title {
  font-size: 1.5rem;
  font-weight: 600;
  color: #333;
  margin-bottom: 0.5rem;
}

.login-subtitle {
  color: #666;
  margin-bottom: 2rem;
}

.form-group {
  margin-bottom: 1.5rem;
  text-align: left;
}

.form-group label {
  display: block;
  margin-bottom: 0.5rem;
  font-weight: 500;
  color: #333;
}

.form-group input {
  width: 100%;
  padding: 0.75rem;
  border: 2px solid #e1e5e9;
  border-radius: 8px;
  font-size: 1rem;
  transition: border-color 0.2s;
  box-sizing: border-box;
}

.form-group input:focus {
  outline: none;
  border-color: #58a6ff;
}

.login-btn {
  width: 100%;
  padding: 0.75rem;
  background: #58a6ff;
  color: white;
  border: none;
  border-radius: 8px;
  font-size: 1rem;
  font-weight: 500;
  cursor: pointer;
  transition: background-color 0.2s;
}

.login-btn:hover {
  background: #4a8ce8;
}

.login-btn:disabled {
  background: #ccc;
  cursor: not-allowed;
}

.error-message {
  background: #fee;
  color: #c33;
  padding: 0.75rem;
  border-radius: 8px;
  margin-bottom: 1rem;
  border: 1px solid #fcc;
  display: none;
}

.success-message {
  background: #efe;
  color: #3c3;
  padding: 0.75rem;
  border-radius: 8px;
  margin-bottom: 1rem;
  border: 1px solid #cfc;
  display: none;
}

.loading {
  display: none;
  margin-top: 1rem;
}

.spinner {
  width: 20px;
  height: 20px;
  border: 2px solid #f3f3f3;
  border-top: 2px solid #58a6ff;
  border-radius: 50%;
  animation: spin 1s linear infinite;
  margin: 0 auto;
}

@keyframes spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}