body {
    font-family: 'Roboto', sans-serif;
    line-height: 1.6;
    margin: 0;
    padding: 0;
    background-color: #f5f5f7;
    color: #1d1d1f;
}

.container {
    max-width: 800px;
    margin: 0 auto;
    padding: 40px 20px;
}

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

h1 {
    font-size: 48px;
    font-weight: 700;
    margin-bottom: 10px;
}

.tagline {
    font-size: 18px;
    color: #86868b;
}

main {
    background: #ffffff;
    border-radius: 18px;
    padding: 40px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

form {
    display: flex;
    flex-direction: column;
}

.form-group {
    margin-bottom: 24px;
}

label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
}

textarea, select {
    width: 100%;
    padding: 12px;
    border: 1px solid #d2d2d7;
    border-radius: 8px;
    font-size: 16px;
    transition: border-color 0.3s ease;
}

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

textarea:focus, select:focus {
    outline: none;
    border-color: #0071e3;
}

select {
    appearance: none;
    background: url('data:image/svg+xml;utf8,<svg fill="%23000000" height="24" viewBox="0 0 24 24" width="24" xmlns="http://www.w3.org/2000/svg"><path d="M7 10l5 5 5-5z"/><path d="M0 0h24v24H0z" fill="none"/></svg>') no-repeat;
    background-position: right 12px top 50%;
    background-size: 24px;
}

button {
    background-color: #0071e3;
    color: #ffffff;
    border: none;
    padding: 12px 24px;
    font-size: 18px;
    font-weight: 500;
    border-radius: 8px;
    cursor: pointer;
    transition: background-color 0.3s ease;
}

button:hover {
    background-color: #0077ed;
}

footer {
    text-align: center;
    margin-top: 40px;
    color: #86868b;
    font-size: 14px;
}

@media (max-width: 600px) {
    .container {
        padding: 20px;
    }

    main {
        padding: 20px;
    }

    h1 {
        font-size: 36px;
    }

    .tagline {
        font-size: 16px;
    }
}