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

body {
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  min-height: 100%;
  padding: 40px 20px;
}

.container {
  max-width: 800px;
  margin: 0 auto;
  background: white;
  border-radius: 16px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
  overflow: hidden;
}

.header {
  background: linear-gradient(135deg, #04aa6d 0%, #059862 100%);
  color: white;
  padding: 40px;
  text-align: center;
}

.header h1 {
  font-size: 2.5em;
  margin-bottom: 10px;
}

.header p {
  font-size: 1.1em;
  opacity: 0.95;
}

.content {
  padding: 40px;
}

.form-group {
  margin-bottom: 25px;
}

label {
  display: block;
  font-weight: 600;
  color: #333;
  margin-bottom: 8px;
  font-size: 1em;
}

input[type="text"],
input[type="email"],
select,
textarea {
  width: 100%;
  padding: 14px;
  border: 2px solid #e0e0e0;
  border-radius: 8px;
  font-size: 1em;
  font-family: inherit;
  transition: all 0.3s ease;
}

input[type="text"]:focus,
input[type="email"]:focus,
select:focus,
textarea:focus {
  outline: none;
  border-color: #04aa6d;
  box-shadow: 0 0 0 3px rgba(4, 170, 109, 0.1);
}

textarea {
  resize: vertical;
  min-height: 150px;
}

.rating-group {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.rating-option {
  flex: 1;
  min-width: 80px;
}

.rating-option input[type="radio"] {
  display: none;
}

.rating-option label {
  display: block;
  padding: 12px;
  text-align: center;
  border: 2px solid #e0e0e0;
  border-radius: 8px;
  cursor: pointer;
  transition: all 0.3s ease;
  font-weight: 500;
}

.rating-option input[type="radio"]:checked + label {
  background: #04aa6d;
  color: white;
  border-color: #04aa6d;
}

.rating-option label:hover {
  border-color: #04aa6d;
  transform: translateY(-2px);
}

.submit-btn {
  background: linear-gradient(135deg, #04aa6d 0%, #059862 100%);
  color: white;
  padding: 16px 40px;
  border: none;
  border-radius: 8px;
  font-size: 1.1em;
  font-weight: 600;
  cursor: pointer;
  width: 100%;
  transition: all 0.3s ease;
  box-shadow: 0 4px 15px rgba(4, 170, 109, 0.3);
}

.submit-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(4, 170, 109, 0.4);
}

.submit-btn:active {
  transform: translateY(0);
}

.success-message {
  display: none;
  background: #d4edda;
  color: #155724;
  padding: 20px;
  border-radius: 8px;
  margin-top: 20px;
  border: 2px solid #c3e6cb;
  text-align: center;
  font-weight: 500;
}

.success-message.show {
  display: block;
  animation: slideIn 0.5s ease;
}

@keyframes slideIn {
  from {
    opacity: 0;
    transform: translateY(-20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.emoji {
  font-size: 1.5em;
  margin-right: 5px;
}

.btn-back {
  margin-top: 20px;
  text-align: left;
}

.btn-back a {
  color: #282a35;
  font-size: 16px;
  font-weight: 500;
  padding: 10px 20px;
  border-radius: 5px;
  transition: all 0.3s ease;
}

.btn-back a:hover {
  color: #04aa6d;
}

@media (max-width: 768px) {
  .header h1 {
    font-size: 2em;
  }

  .content {
    padding: 30px 20px;
  }

  .rating-group {
    flex-direction: column;
  }

  .rating-option {
    min-width: 100%;
  }
}