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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    padding: 20px;
}

.container {
    text-align: center;
    max-width: 400px;
    width: 100%;
}

.logo {
    margin-bottom: 60px;
}

.description {
    font-size: 16px;
    color: #666666;
    margin-bottom: 40px;
    line-height: 1.5;
}

.form {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.input-field {
    width: 100%;
    padding: 14px 16px;
    border: 1px solid #e0e0e0;
    border-radius: 8px;
    font-size: 14px;
    outline: none;
    transition: border-color 0.2s;
    background-color: #ffffff;
}

.input-field:focus {
    border-color: #000000;
}

.input-field::placeholder {
    color: #999999;
}

.submit-button {
    width: 100%;
    padding: 14px 16px;
    background-color: #000000;
    color: #ffffff;
    border: none;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: background-color 0.2s;
}

.submit-button:hover {
    background-color: #333333;
}

.submit-button:active {
    background-color: #000000;
}

.message {
    margin-top: 20px;
    padding: 12px;
    border-radius: 4px;
    font-size: 14px;
    display: none;
}

.message.success {
    background-color: #f0f0f0;
    color: #4a4a4a;
    border: 1px solid #d0d0d0;
}

.message.error {
    background-color: #f5eded;
    color: #6b4545;
    border: 1px solid #d4c0c0;
}