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

body {
    background-color: #f4f7f6;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
}

.container {
    background: #ffffff;
    padding: 30px;
    border-radius: 12px;
    box-shadow: 0 8px 24px rgba(0,0,0,0.1);
    width: 100%;
    max-width: 450px;
    text-align: center;
}

h1 {
    color: #333;
    font-size: 24px;
    margin-bottom: 5px;
}

.subtitle {
    color: #777;
    font-size: 14px;
    margin-bottom: 25px;
}

.search-box {
    display: flex;
    gap: 10px;
    margin-bottom: 20px;
}

input {
    flex: 1;
    padding: 12px;
    border: 2px solid #ddd;
    border-radius: 6px;
    font-size: 16px;
    outline: none;
    transition: border-color 0.3s;
}

input:focus {
    border-color: #007bff;
}

button {
    background-color: #007bff;
    color: white;
    border: none;
    padding: 12px 20px;
    border-radius: 6px;
    font-size: 16px;
    cursor: pointer;
    font-weight: bold;
    transition: background 0.3s;
}

button:hover {
    background-color: #0056b3;
}

.result-box {
    background: #f8f9fa;
    border-left: 4px solid #28a745;
    padding: 15px;
    border-radius: 4px;
    text-align: left;
    margin-top: 20px;
}

.result-box h3 {
    margin-bottom: 10px;
    color: #28a745;
}

.result-box p {
    margin-bottom: 8px;
    color: #444;
}

.error-message {
    background: #f8d7da;
    color: #721c24;
    padding: 12px;
    border-radius: 6px;
    margin-top: 20px;
    border: 1px solid #f5c6cb;
}

.hidden {
    display: none;
}