* { box-sizing: border-box; }
body { font-family: system-ui, sans-serif; margin: 0; background: #f4f5f7; color: #222; }

.admin-nav { display: flex; gap: 1rem; padding: 1rem 1.5rem; background: #1f2937; }
.admin-nav a { color: #fff; text-decoration: none; }
.admin-nav a:hover { text-decoration: underline; }
.admin-nav-right { margin-left: auto; }

.admin-main { max-width: 900px; margin: 2rem auto; padding: 0 1.5rem; }

.admin-login-page { display: flex; align-items: center; justify-content: center; height: 100vh; }
.admin-login-form { background: #fff; padding: 2rem; border-radius: 8px; box-shadow: 0 2px 8px rgba(0,0,0,.1); width: 320px; display: flex; flex-direction: column; gap: .9rem; }
.admin-back-link { color: #2563eb; text-decoration: none; font-size: .85rem; }
.admin-back-link:hover { text-decoration: underline; }
.admin-login-form label { display: flex; flex-direction: column; gap: .3rem; font-size: .9rem; }
.admin-login-form input { padding: .5rem; border: 1px solid #ccc; border-radius: 4px; font-size: 1rem; }

.admin-form { display: flex; flex-direction: column; gap: .9rem; background: #fff; padding: 1.5rem; border-radius: 8px; }
.admin-form > label { display: flex; flex-direction: row; align-items: center; gap: .75rem; font-size: .9rem; }
.admin-form > label > span { width: 160px; flex-shrink: 0; text-align: right; }
.admin-form > label > input, .admin-form > label > textarea { flex: 1; min-width: 0; }
.admin-form > label.checkbox-label { flex-direction: row; justify-content: flex-end; }
.admin-form > label.checkbox-label > span { width: auto; text-align: left; }
.admin-form input, .admin-form textarea { padding: .5rem; border: 1px solid #ccc; border-radius: 4px; font-size: 1rem; }

.btn { display: inline-block; padding: .6rem 1.2rem; background: #2563eb; color: #fff; border: none; border-radius: 4px; cursor: pointer; text-decoration: none; font-size: 1rem; }
.btn:hover { background: #1d4ed8; }

.admin-table { width: 100%; border-collapse: collapse; background: #fff; }
.admin-table th, .admin-table td { padding: .6rem; border-bottom: 1px solid #eee; text-align: left; }

.image-grid { display: flex; flex-wrap: wrap; gap: .75rem; margin-bottom: .75rem; }
.image-thumb { text-align: center; font-size: .8rem; }
.image-thumb img { width: 100px; height: 100px; object-fit: cover; border-radius: 4px; display: block; }

.error { color: #b91c1c; }
.warning { color: #b45309; }
.success { color: #15803d; }