body{font-family:Arial,sans-serif;background:#f7f8fb;color:#1c2434;margin:0}
.header{background:#111827;color:#fff;padding:16px 24px}
.container{max-width:1100px;margin:24px auto;padding:0 16px}
.card{background:#fff;border:1px solid #e5e7eb;border-radius:14px;padding:18px;margin-bottom:16px;box-shadow:0 2px 10px rgba(0,0,0,.04)}
h1,h2,h3{margin-top:0}
.grid{display:grid;gap:16px}
.grid-2{grid-template-columns:1fr 1fr}
.grid-3{grid-template-columns:repeat(3,1fr)}
input,select,textarea{width:100%;padding:11px 12px;border:1px solid #d1d5db;border-radius:10px;box-sizing:border-box;margin-top:6px;margin-bottom:12px}
button,.btn{background:#ec268f;color:#fff;border:none;padding:11px 16px;border-radius:10px;cursor:pointer;text-decoration:none;display:inline-block}
.btn-secondary{background:#fff;color:#1c2434;border:1px solid #d1d5db}
.nav{display:flex;gap:10px;flex-wrap:wrap;margin-top:10px}
.table{width:100%;border-collapse:collapse}
.table th,.table td{border-bottom:1px solid #eef2f7;text-align:left;padding:10px 8px}
.badge{display:inline-block;padding:6px 10px;border-radius:999px;font-size:12px;font-weight:bold}
.badge-activa{background:#dcfce7;color:#166534}.badge-vencida{background:#fee2e2;color:#991b1b}.badge-bloqueada{background:#fef3c7;color:#92400e}
.error{color:#b91c1c;margin-bottom:12px}.ok{color:#166534;margin-bottom:12px}.small{color:#6b7280;font-size:13px}
.topbar{display:flex;align-items:center;justify-content:space-between;gap:12px}
@media (max-width:900px){.grid-2,.grid-3{grid-template-columns:1fr}}