:root { --bg:#f7f7fb; --card:#fff; --text:#222; --muted:#666; --pri:#3b82f6; --ok:#16a34a; --err:#dc2626; }
*{box-sizing:border-box}
body{margin:0;padding:20px;background:var(--bg);color:var(--text);font-family:system-ui,-apple-system,Segoe UI,Roboto,Arial}
a{color:var(--pri);text-decoration:none}
.topbar{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px}
.topbar nav a{margin-left:12px}
.card{background:var(--card);border-radius:12px;padding:16px;box-shadow:0 4px 16px rgba(0,0,0,.06);margin-bottom:16px}
input,textarea,button{width:100%;padding:10px;border:1px solid #ddd;border-radius:10px;margin:8px 0;font:inherit}
textarea{min-height:160px;resize:vertical}
button{background:var(--pri);color:#fff;border:none;cursor:pointer}
button:hover{opacity:.95}
.ok{color:#fff;background:var(--ok);padding:8px 12px;border-radius:8px;display:inline-block}
.error{color:#fff;background:var(--err);padding:8px 12px;border-radius:8px;display:inline-block}
.table{width:100%;border-collapse:collapse}
.table th,.table td{border-bottom:1px solid #eee;padding:10px;text-align:left}
.thumb{max-width:320px;border-radius:10px;border:1px solid #eee}
.thumb-sm{max-width:120px;border-radius:8px;border:1px solid #eee}
.actions{display:flex;gap:8px;align-items:center}
.btn{display:inline-block;padding:8px 12px;border-radius:8px;background:#e5e7eb;color:#111}
.btn.danger{background:#fee2e2;color:#991b1b}
.inline{display:inline}
.center{display:grid;place-items:center;min-height:100vh}
.row{display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin:6px 0}
.checkbox{display:flex;align-items:center;gap:6px}
.article-list{display:grid;gap:16px}
.article-item{background:var(--card);padding:16px;border-radius:12px;box-shadow:0 4px 16px rgba(0,0,0,.06)}
.content{white-space:pre-wrap}