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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background-color: #000000;
    color: #ffffff;
    min-height: 100vh;
    padding: 40px 20px;
}

.container {
    max-width: 600px;
    margin: 0 auto;
}

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

.logo img {
    max-width: 400px;
    margin-bottom: 20px;
}

.logo h1 {
    font-size: 32px;
    font-weight: 300;
    letter-spacing: 2px;
    margin-bottom: 10px;
}

.subtitle {
    color: #888;
    font-size: 16px;
}

.form-container {
    background-color: #1a1a1a;
    border: 1px solid #333;
    border-radius: 12px;
    padding: 40px;
}

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

.form-group label {
    display: block;
    margin-bottom: 10px;
    color: #ccc;
    font-size: 14px;
    font-weight: 500;
}

input[type="text"],
textarea {
    width: 100%;
    padding: 12px 15px;
    background-color: #000;
    border: 1px solid #444;
    border-radius: 8px;
    color: #fff;
    font-size: 15px;
    font-family: inherit;
}

input[type="text"]:focus,
textarea:focus {
    outline: none;
    border-color: #666;
}

textarea {
    resize: vertical;
}

.rating-container {
    text-align: center;
    padding: 20px 0;
}

.stars {
    display: inline-flex;
    gap: 10px;
    font-size: 50px;
    cursor: pointer;
}

.star {
    color: #333;
    transition: all 0.2s;
    user-select: none;
}

.star:hover,
.star.active {
    color: #FFD700;
    transform: scale(1.1);
}

.btn-submit {
    width: 100%;
    padding: 15px;
    background-color: #fff;
    color: #000;
    border: none;
    border-radius: 8px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
}

.btn-submit:hover {
    background-color: #f0f0f0;
    transform: translateY(-2px);
}

#message {
    margin-top: 20px;
    padding: 15px;
    border-radius: 8px;
    text-align: center;
    font-weight: 500;
    display: none;
}

#message.success {
    background-color: #1a4d1a;
    border: 1px solid #2d7a2d;
    color: #7fff7f;
    display: block;
}

#message.error {
    background-color: #4d1a1a;
    border: 1px solid #7a2d2d;
    color: #ff7f7f;
    display: block;
}

@media (max-width: 768px) {
    .form-container {
        padding: 25px;
    }
    
    .logo h1 {
        font-size: 24px;
    }
    
    .stars {
        font-size: 40px;
    }
}