body {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  min-height: 100vh;
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
}

.main-container {
  background: rgba(255, 255, 255, 0.95);
  border-radius: 20px;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
  backdrop-filter: blur(10px);
  margin: 2rem 0;
  overflow: hidden;
}

.header {
  background: linear-gradient(135deg, #ff6b6b, #ee5a24);
  color: white;
  padding: 2rem;
  text-align: center;
  margin: -0.5rem -0.5rem 2rem -0.5rem;
}

.form-control,
.form-select {
  border-radius: 12px;
  border: 2px solid #e9ecef;
  padding: 0.75rem 1rem;
  transition: all 0.3s ease;
}

.form-control:focus,
.form-select:focus {
  border-color: #667eea;
  box-shadow: 0 0 0 0.2rem rgba(102, 126, 234, 0.25);
}

.btn {
  border-radius: 12px;
  padding: 0.75rem 1.5rem;
  font-weight: 600;
  transition: all 0.3s ease;
  border: none;
}

.btn-primary {
  background: linear-gradient(135deg, #667eea, #764ba2);
  box-shadow: 0 4px 15px rgba(102, 126, 234, 0.3);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(102, 126, 234, 0.4);
}

.btn-warning {
  background: linear-gradient(135deg, #f39c12, #e67e22);
  box-shadow: 0 4px 15px rgba(243, 156, 18, 0.3);
}

.btn-danger {
  background: linear-gradient(135deg, #e74c3c, #c0392b);
  box-shadow: 0 4px 15px rgba(231, 76, 60, 0.3);
}

.card {
  border: none;
  border-radius: 15px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
  transition: all 0.3s ease;
  overflow: hidden;
}

.card:hover {
  transform: translateY(-5px);
  box-shadow: 0 15px 40px rgba(0, 0, 0, 0.15);
}

.profile-img {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  object-fit: cover;
  border: 4px solid #fff;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

.contact-header {
  background: linear-gradient(135deg, #74b9ff, #0984e3);
  color: white;
  padding: 1rem;
}

.stats-card {
  background: linear-gradient(135deg, #00b894, #00a085);
  color: white;
  border-radius: 15px;
  padding: 1.5rem;
  text-align: center;
  margin-bottom: 2rem;
}

.form-section {
  background: #f8f9fa;
  border-radius: 15px;
  padding: 2rem;
  margin-bottom: 2rem;
}

.no-contacts {
  text-align: center;
  color: #6c757d;
  padding: 3rem;
  font-style: italic;
}

.image-preview {
  max-width: 100px;
  max-height: 100px;
  border-radius: 10px;
  margin-top: 0.5rem;
}