body {
    margin: 0;
    font-family: Arial, sans-serif;
    background: #f5f5f5;
    color: #222;
}

main {
    max-width: 700px;
    margin: 0 auto;
    padding: 16px;
}

.site-header {
    background: white;
    border-bottom: 1px solid #ddd;
}

.top {
    max-width: 700px;
    margin: 0 auto;
    padding: 12px 16px;

    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav {
    max-width: 700px;
    margin: 0 auto;
    padding: 8px 16px;

    display: flex;
    gap: 12px;
}

a {
    text-decoration: none;
    color: lightblue;
}

a:hover {
    text-decoration: underline;
}

.recipe-list {
    display: flex;
    flex-direction: column;
    gap: 16px;
    margin-top: 16px;
}

.recipe-card {
    background: white;
    border: 1px solid #ddd;
    border-radius: 8px;
    padding: 16px;
}

.recipe-card img,
.profile-intro img,
.recipe-detail img,
main img {
    max-width: 100%;
    height: auto;
    display: block;
    margin-top: 8px;
}

.recipe-tags span {
    display: inline-block;
    background: #eee;
    padding: 4px 8px;
    margin-right: 6px;
    border-radius: 4px;
    font-size: 0.85rem;
}

.profile-intro {
    display: flex;
    gap: 16px;
    margin-bottom: 20px;
    flex-wrap: wrap;
}

.recipe-columns {
    display: flex;
    gap: 24px;
    flex-wrap: wrap;
    margin-top: 16px;
}

.recipe-columns > div {
    flex: 1 1 250px;
}

.search-block {
    margin: 16px 0;
}

h1, h2 {
    margin-top: 0;
}

main > * + * {
    margin-top: 16px;
}

.top,
.nav,
main {
    box-sizing: border-box;
}

.recipe-info {
    background: white;
    border: 1px solid #ddd;
    border-radius: 8px;
    padding: 16px;
    margin-top: 16px;
}

.recipe-columns ul,
.recipe-columns ol {
    margin-top: 8px;
}

input,
button {
    font: inherit;
}

button {
    padding: 6px 10px;
}

.search-block input {
    max-width: 100%;
}

.top {
    max-width: 700px;
    margin: 0 auto;
    padding: 12px 16px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 8px;
}

.add-to-list-btn {
    background: lightblue;
    color: white;
    border: none;
    padding: 8px 16px;
    border-radius: 4px;
    cursor: pointer;
    font-size: 1rem;
}

.add-to-list-btn:hover {
    opacity: 0.9;
}

.add-to-list-btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

.feedback-message {
    margin-left: 12px;
    font-size: 0.9rem;
    font-weight: bold;
}

.shopping-list ul {
    list-style: none;
    padding: 0;
}

.shopping-list li {
    background: white;
    border: 1px solid #ddd;
    border-radius: 4px;
    padding: 12px;
    margin: 8px 0;
    display: flex;
    align-items: center;
    gap: 12px;
}

.shopping-list input[type="checkbox"] {
    width: 18px;
    height: 18px;
    cursor: pointer;
}