body {
    background-color: #121212;
    color: #e0e0e0;
    font-family: 'Poppins', sans-serif;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    margin: 0;
}

.section {
    flex-grow: 1;
    display: flex;
    justify-content: center;
    align-items: center;
    padding-top: 100px;
    padding-bottom: 60px;
    background-color: #111;
    min-height: calc(100vh - 150px);
}

.suggestion-container {
    background: #1a1a1a;
    border: 1px solid #333;
    padding: 30px;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.5);
    width: 100%;
    max-width: 600px;
    text-align: center;
    box-sizing: border-box;
}

.suggestion-container h1 {
    color: #00ff99;
    font-size: 2em;
    margin-bottom: 10px;
}

.suggestion-container p {
    margin-bottom: 25px;
    color: #ccc;
    font-size: 1.1em;
    text-align: center;
}

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

.form-group label {
    display: block;
    margin-bottom: 8px;
    color: #e0e0e0;
    font-weight: 500;
}

.form-group textarea {
    width: 100%;
    padding: 12px;
    border-radius: 6px;
    border: 1px solid #444;
    background-color: #2a2a2a;
    color: #e0e0e0;
    font-size: 1em;
    resize: vertical;
    min-height: 150px;
    font-family: inherit;
    box-sizing: border-box;
}

.form-group textarea:focus {
    outline: none;
    border-color: #00ff99;
    box-shadow: 0 0 0 4px rgba(0, 255, 153, 0.15);
}

.submit-btn {
    background-color: #00ff99;
    color: #000000;
    border: none;
    padding: 12px 25px;
    border-radius: 6px;
    font-size: 1.1em;
    cursor: pointer;
    transition: background-color 0.3s, transform 0.2s;
    width: 100%;
    font-weight: bold;
}

.submit-btn:hover {
    background-color: #ffffff;
    box-shadow: 0 0 15px rgba(0, 255, 153, 0.4);
    transform: translateY(-2px);
}

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

#message-area {
    margin-top: 20px;
    padding: 10px;
    border-radius: 6px;
    font-weight: 500;
}

#message-area.success {
    background-color: rgba(40, 167, 69, 0.2);
    color: #00ff99;
    border: 1px solid #00ff99;
}

#message-area.error {
    background-color: rgba(220, 53, 69, 0.2);
    color: #dc3545;
    border: 1px solid #dc3545;
}