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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #f8f9fa;
}

.container {
    max-width: 800px;
    margin: 0 auto;
    padding: 20px;
}

.contact-header {
    text-align: center;
    margin-bottom: 40px;
}

.contact-header h1 {
    color: #2c3e50;
    margin-bottom: 10px;
}

.contact-header p {
    color: #7f8c8d;
    font-size: 1.1em;
}

.contact-form {
    background: white;
    padding: 40px;
    border-radius: 10px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

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

.form-group label {
    display: block;
    margin-bottom: 5px;
    font-weight: 600;
    color: #2c3e50;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px;
    border: 2px solid #e0e0e0;
    border-radius: 5px;
    font-size: 16px;
    transition: border-color 0.3s;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #3498db;
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

.required {
    color: #e74c3c;
}

.submit-btn {
    background-color: #3498db;
    color: white;
    padding: 15px 30px;
    border: none;
    border-radius: 5px;
    font-size: 16px;
    cursor: pointer;
    transition: background-color 0.3s;
    width: 100%;
}

.submit-btn:hover {
    background-color: #2980b9;
}

.flash-messages {
    margin-bottom: 20px;
}

.flash-message {
    padding: 15px;
    border-radius: 5px;
    margin-bottom: 10px;
}

.flash-message.success {
    background-color: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
}

.flash-message.error {
    background-color: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
}

.contact-info {
    background: white;
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    margin-top: 30px;
    text-align: center;
}

.contact-info h3 {
    color: #2c3e50;
    margin-bottom: 20px;
}

.contact-info p {
    margin-bottom: 10px;
    color: #7f8c8d;
}

@media (max-width: 768px) {
    .container {
        padding: 10px;
    }
    
    .contact-form {
        padding: 20px;
    }
}

@keyframes spin {
  to { transform: rotate(360deg); }
}
.loading-spinner {
  display: block;
  width: 60px;
  height: 60px;
  border: 6px solid #e0e0e0;
  border-top: 6px solid #2563eb;
  border-radius: 50%;
  animation: spin 1s linear infinite;
}