body{font-family:system-ui,-apple-system,Segoe UI,Roboto,Arial;margin:0;background:#f6f7fb}
.container{max-width:980px;margin:24px auto;padding:0 14px}
.card{background:#fff;border:1px solid rgba(0,0,0,.06);border-radius:14px;padding:16px;box-shadow:0 6px 18px rgba(0,0,0,.05)}
.row{display:flex;gap:12px;flex-wrap:wrap}
.col{flex:1;min-width:220px}
label{font-size:.9rem;color:#333;display:block;margin:10px 0 6px}
input,select,textarea{width:100%;padding:10px;border:1px solid #d8dbe6;border-radius:10px;background:#fff}
textarea{min-height:110px;resize:vertical}
.btn{display:inline-block;border:0;padding:10px 14px;border-radius:10px;background:#0b5ed7;color:#fff;cursor:pointer;text-decoration:none}
.btn.secondary{background:#6c757d}
.badge{padding:4px 10px;border-radius:999px;font-size:.8rem;border:1px solid rgba(0,0,0,.1)}
.badge.no_leido{background:#fff3cd}
.badge.leido{background:#e2e3e5}
.badge.gestionado{background:#d1e7dd}
.alert{padding:10px 12px;border-radius:10px;margin:12px 0}
.alert.success{background:#d1e7dd}
.alert.danger{background:#f8d7da}
.table{width:100%;border-collapse:collapse}
.table th,.table td{border-bottom:1px solid #eee;padding:10px;text-align:left;font-size:.92rem}
.topbar{display:flex;justify-content:space-between;align-items:center;margin-bottom:12px;gap:10px;flex-wrap:wrap}
small.muted{color:#6b7280}