:root{
  --bg:#f6f7fb;
  --card:#ffffff;
  --text:#111;
  --accent:#2b6cb0;
  --danger:#c62828;
  --ok:#2d8a33;
  --warn:#d97706;
}
[data-theme="dark"] {
  --bg:#121216;
  --card:#1b1b1f;
  --text:#e6e6e6;
  --accent:#60a5fa;
}
*{box-sizing:border-box}
body{font-family:Arial,Helvetica,sans-serif;background:var(--bg);color:var(--text);margin:0;padding:0}
.container{max-width:1000px;margin:30px auto;padding:20px;background:var(--card);border-radius:8px;box-shadow:0 2px 8px rgba(0,0,0,0.06)}
.topbar{display:flex;justify-content:space-between;align-items:center;padding:10px 20px;background:var(--card)}
.topbar h1{margin:0;font-size:1.1rem}
.actions{display:flex;gap:8px;align-items:center}
.btn{background:var(--accent);color:white;padding:8px 10px;border-radius:6px;text-decoration:none;border:none;cursor:pointer}
.btn.danger{background:var(--danger)}
.small{font-size:0.9rem}
.search{margin-bottom:10px}
input,textarea,select{padding:8px;width:100%;margin:6px 0;border:1px solid #ccc;border-radius:6px}
.tabla{width:100%;border-collapse:collapse}
.tabla th, .tabla td{padding:8px;border-bottom:1px solid #eee;text-align:left}
.badge{padding:4px 8px;border-radius:4px;font-size:0.9rem}
.badge.warning{background:var(--warn);color:#fff}
.badge.expired{background:#9b2c2c;color:#fff}
.badge.ok{background:var(--ok);color:#fff}
.badge.info{background:#6b7280;color:#fff}
.error{color:#c62828}
@media(max-width:700px){
  .topbar{flex-direction:column; gap:8px}
}