* {
    box-sizing: border-box;
}

body {
    margin: 0;
    min-height: 100vh;
    padding: 2rem;
    font-family: Arial, sans-serif;
    color: #1f2937;
    background: #f3f4f6;
}

main {
    max-width: 900px;
    margin: 0 auto;
    padding: 2rem;
    background: #ffffff;
    border-radius: 8px;
}

a {
    margin-right: 1rem;
    color: #2563eb;
}

nav {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

form {
    display: grid;
    gap: 1rem;
    max-width: 320px;
}

label {
    display: grid;
    gap: 0.35rem;
}

input,
button {
    padding: 0.65rem;
    font: inherit;
}

.public-gallery {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 1rem;
    margin-top: 2rem;
}

.public-gallery-card {
    overflow: hidden;
    color: inherit;
    text-decoration: none;
    background: #f9fafb;
    border: 1px solid #e5e7eb;
    border-radius: 8px;
}

.public-gallery-card img {
    display: block;
    width: 100%;
    height: 220px;
    object-fit: cover;
}

.public-gallery-card span {
    display: grid;
    gap: 0.35rem;
    padding: 1rem;
}

.public-gallery-card small,
.gallery-category {
    color: #6b7280;
}

.gallery-detail {
    display: grid;
    gap: 1.5rem;
    margin-top: 2rem;
}

.gallery-detail img {
    display: block;
    width: 100%;
    max-height: 70vh;
    object-fit: contain;
    background: #111827;
}

.gallery-detail h1 {
    margin-top: 0.25rem;
}