body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Arial, sans-serif;
    background: linear-gradient(180deg, #f9f9f9, #eaeaea);
    margin: 0;
    padding: 0;
    color: #333;
}

.container {
    width: 80%;
    margin: auto;
    text-align: center;
    padding: 40px 20px;
    background: #ffffff;
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.1);
    border-radius: 12px;
}

h1 {
    color: #1d1d1f;
    font-size: 2.8rem;
    font-weight: 600;
    margin-bottom: 24px;
}

.input-section {
    margin: 30px 0;
}

input {
    padding: 14px;
    font-size: 1rem;
    width: 100%;
    max-width: 400px;
    border: 1px solid #ffffff;
    border-radius: 8px;
    background-color: #ffffff;
    box-shadow: inset 0 1px 3px rgba(0, 0, 0, 0.05);
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

input:focus {
    border-color: #007aff;
    box-shadow: 0 0 0 4px rgba(0, 122, 255, 0.2);
    outline: none;
}

button {
    padding: 14px 28px;
    font-size: 1rem;
    background-color: #007aff;
    color: white;
    border: none;
    border-radius: 8px;
    transition: transform 0.2s, box-shadow 0.2s, background-color 0.2s;
    cursor: pointer;
    font-weight: 600;
}

button:hover {
    background-color: #005ecb;
    transform: scale(1.02);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.ingredients {
    margin: 30px 0;
}

.ingredients span {
    display: inline-block;
    background-color: #ffffff;
    padding: 10px 20px;
    border-radius: 16px;
    margin: 6px;
    font-size: 0.95rem;
    color: #1d1d1f;
    cursor: pointer;
    transition: background-color 0.3s ease, transform 0.2s ease;
}

.ingredients span:hover {
    background-color: #007aff;
    color: white;
    transform: translateY(-2px);
}

.label {
    font-weight: 600;
    padding: 10px 20px;
    border-radius: 8px;
    margin-right: 12px;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background-color: #ffffff;
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.05);
    color: #1d1d1f;
}

.label i {
    font-size: 1.2em;
    color: #007aff;
}

.label:hover {
    background-color: #ffffff;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}