* { box-sizing: border-box; }
body { font-family: sans-serif; margin: 0; padding: 0; background: #f5f5f5; color: #222; }

nav { background: #1a1a2e; padding: 12px 24px; display: flex; gap: 16px; align-items: center; }
nav a { color: #e0e0e0; text-decoration: none; font-size: 0.95em; }
nav a:hover { color: #fff; }
nav .logout { margin-left: auto; font-size: 0.85em; color: #aaa; }

main { padding: 24px; max-width: 1100px; margin: 0 auto; }

.page-header { display: flex; align-items: center; gap: 16px; margin-bottom: 20px; }
.page-header h1 { margin: 0; font-size: 1.4em; }

.btn { background: #1a1a2e; color: #fff; padding: 8px 16px; border-radius: 4px; text-decoration: none; font-size: 0.9em; border: none; cursor: pointer; display: inline-block; }
.btn:hover { background: #2a2a4e; }
.btn-sm { background: #eee; color: #333; padding: 5px 12px; border-radius: 4px; text-decoration: none; font-size: 0.85em; border: none; cursor: pointer; display: inline-block; }
.btn-sm:hover { background: #ddd; }

.flash { background: #d4edda; border: 1px solid #c3e6cb; color: #155724; padding: 10px 16px; border-radius: 4px; margin-bottom: 16px; }

.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; background: #fff; border-radius: 6px; overflow: hidden; box-shadow: 0 1px 4px rgba(0,0,0,.08); }
th { background: #1a1a2e; color: #fff; text-align: left; padding: 10px 14px; font-size: 0.85em; }
td { padding: 10px 14px; border-bottom: 1px solid #f0f0f0; font-size: 0.9em; vertical-align: middle; }
tr:last-child td { border-bottom: none; }
tr:hover td { background: #fafafa; }
td.id { color: #999; width: 40px; }
td.cats { max-width: 300px; }
td.actions { width: 90px; text-align: right; }

.tag { background: #e8eaf6; color: #3949ab; padding: 2px 8px; border-radius: 12px; font-size: 0.78em; display: inline-block; margin: 2px 2px 2px 0; }

.form { background: #fff; padding: 24px; border-radius: 6px; box-shadow: 0 1px 4px rgba(0,0,0,.08); max-width: 600px; display: flex; flex-direction: column; gap: 14px; }
.form label { display: flex; flex-direction: column; gap: 4px; font-size: 0.9em; font-weight: 500; }
.form input { padding: 9px 12px; border: 1px solid #ddd; border-radius: 4px; font-size: 0.95em; }
.form input:focus { outline: none; border-color: #1a1a2e; }

.login-page { display: flex; align-items: center; justify-content: center; min-height: 100vh; }
.login-box { background: #fff; padding: 32px; border-radius: 8px; box-shadow: 0 2px 12px rgba(0,0,0,.1); width: 300px; }
.login-box h1 { font-size: 1.2em; margin-bottom: 20px; margin-top: 0; }
.login-box input { width: 100%; padding: 10px; margin-bottom: 12px; border: 1px solid #ddd; border-radius: 4px; font-size: 1em; }
.login-box button { width: 100%; padding: 10px; background: #1a1a2e; color: #fff; border: none; border-radius: 4px; font-size: 1em; cursor: pointer; }
.login-box button:hover { background: #2a2a4e; }
.error { color: #c00; margin-top: 10px; font-size: 0.9em; }

@media (max-width: 640px) {
  main { padding: 12px; }
  .page-header { flex-wrap: wrap; }
  th, td { padding: 8px 10px; font-size: 0.82em; }
}