* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

body {
    background: linear-gradient(135deg, #1e3c72, #2a5298);
    color: #333;
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 20px;
}

.container {
    width: 100%;
    max-width: 500px;
    background-color: white;
    border-radius: 12px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
    overflow: hidden;
}

.header {
    background: linear-gradient(to right, #2c3e50, #4ca1af);
    color: white;
    padding: 25px;
    text-align: center;
}

.header h1 {
    font-size: 28px;
    margin-bottom: 8px;
}

.header p {
    opacity: 0.9;
}

.form-container {
    padding: 25px;
}

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

label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: #2c3e50;
}

input, textarea {
    width: 100%;
    padding: 12px 15px;
    border: 1px solid #ddd;
    border-radius: 8px;
    font-size: 16px;
    transition: all 0.3s;
}

input:focus, textarea:focus {
    border-color: #4ca1af;
    box-shadow: 0 0 0 2px rgba(76, 161, 175, 0.2);
    outline: none;
}

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

.submit-btn {
    background: linear-gradient(to right, #2c3e50, #4ca1af);
    color: white;
    border: none;
    padding: 14px 20px;
    border-radius: 8px;
    font-size: 18px;
    font-weight: 600;
    cursor: pointer;
    width: 100%;
    transition: all 0.3s;
}

.submit-btn:hover {
    background: linear-gradient(to right, #34495e, #56b4c2);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

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

.message {
    margin-top: 20px;
    padding: 12px;
    border-radius: 8px;
    text-align: center;
    display: none;
}

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

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

.footer {
    text-align: center;
    padding: 15px;
    color: #7f8c8d;
    font-size: 14px;
    border-top: 1px solid #eee;
}

@media (max-width: 600px) {
    .container {
        max-width: 100%;
    }
    
    .header h1 {
        font-size: 24px;
    }
}