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

body {
  font-family: "Segoe UI", -apple-system, BlinkMacSystemFont, 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: 480px;
  background: #ffffff;
  padding: 40px 35px;
  border-radius: 20px;
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
}

.header {
  text-align: center;
  margin-bottom: 35px;
}

.header-icon {
  width: 60px;
  height: 60px;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 15px;
}

.header-icon svg {
  width: 32px;
  height: 32px;
  fill: white;
}

h1 {
  font-size: 24px;
  font-weight: 700;
  color: #1a1a2e;
  margin-bottom: 8px;
}

.header p {
  font-size: 14px;
  color: #6b7280;
}

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  font-size: 14px;
  font-weight: 600;
  color: #374151;
  margin-bottom: 8px;
}

.form-group label .required {
  color: #ef4444;
}

input, select, textarea {
  width: 100%;
  padding: 14px 16px;
  font-size: 15px;
  font-family: inherit;
  border: 2px solid #e5e7eb;
  border-radius: 12px;
  background: #f9fafb;
  color: #1f2937;
  transition: all 0.3s ease;
}

input:focus, select:focus, textarea:focus {
  outline: none;
  border-color: #667eea;
  background: #ffffff;
  box-shadow: 0 0 0 4px rgba(102, 126, 234, 0.15);
}

input::placeholder, textarea::placeholder {
  color: #9ca3af;
}

select {
  cursor: pointer;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='20' height='20' viewBox='0 0 24 24' fill='none' stroke='%236b7280' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 14px center;
  padding-right: 45px;
}

textarea {
  height: 100px;
  resize: vertical;
  min-height: 80px;
}

button {
  width: 100%;
  padding: 16px;
  font-size: 16px;
  font-weight: 600;
  font-family: inherit;
  border: none;
  border-radius: 12px;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  color: white;
  cursor: pointer;
  transition: all 0.3s ease;
  margin-top: 10px;
}

button:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 25px -5px rgba(102, 126, 234, 0.5);
}

button:active {
  transform: translateY(0);
}

button:disabled {
  background: #d1d5db;
  cursor: not-allowed;
  transform: none;
  box-shadow: none;
}

.status {
  margin-top: 20px;
  text-align: center;
  font-size: 14px;
  padding: 14px;
  border-radius: 12px;
  display: none;
}

.status.success {
  display: block;
  background: #dcfce7;
  color: #166534;
  border: 1px solid #86efac;
}

.status.error {
  display: block;
  background: #fee2e2;
  color: #991b1b;
  border: 1px solid #fecaca;
}

.status.loading {
  display: block;
  background: #dbeafe;
  color: #1e40af;
  border: 1px solid #bfdbfe;
}

@media (max-width: 520px) {
  body {
    padding: 15px;
    align-items: flex-start;
    padding-top: 30px;
  }

  .container {
    padding: 30px 25px;
    border-radius: 16px;
  }

  h1 {
    font-size: 20px;
  }

  .form-group {
    margin-bottom: 16px;
  }

  input, select, textarea {
    padding: 12px 14px;
    font-size: 16px;
  }
}

@media (max-width: 360px) {
  .container {
    padding: 25px 20px;
  }

  .header-icon {
    width: 50px;
    height: 50px;
  }

  .header-icon svg {
    width: 26px;
    height: 26px;
  }
}