:root {
  --green: #16a34a; --amber: #d97706; --red: #dc2626; --grey: #6b7280;
  --bg: #fafaf9; --card: #ffffff; --border: #e5e5e4;
}
* { box-sizing: border-box; }
body { font-family: system-ui, sans-serif; margin: 0; background: var(--bg); }
.topbar { display: flex; gap: 1rem; padding: 0.5rem 1rem; background: var(--card);
          border-bottom: 1px solid var(--border); position: sticky; top: 0; z-index: 10;
          align-items: center; }
.brand { font-weight: 600; }
.cycle { color: var(--grey); }
#sync-status { margin-left: auto; font-size: 0.85rem; color: var(--grey); }
.tabs { display: flex; gap: 0.25rem; padding: 0 1rem; background: var(--card);
        border-bottom: 1px solid var(--border); overflow-x: auto; }
.tabs a { padding: 0.5rem 1rem; text-decoration: none; color: var(--grey);
          border-bottom: 2px solid transparent; white-space: nowrap; }
.tabs a.active { color: black; border-color: black; }
main { padding: 1rem; }
table { width: 100%; border-collapse: collapse; background: var(--card); }
th, td { padding: 0.5rem; text-align: left; border-bottom: 1px solid var(--border); }
.status-red    { background: #fef2f2; }
.status-amber  { background: #fffbeb; }
.status-green  { background: #f0fdf4; }
.status-grey   { background: #f5f5f4; }
.totals { margin-top: 1rem; display: grid; grid-template-columns: 1fr 1fr; gap: 0.5rem; }
.pendientes { list-style: none; padding: 0; }
.pendientes li { display: grid; grid-template-columns: 90px 1fr 90px 160px;
                 gap: 0.5rem; padding: 0.5rem; border-bottom: 1px solid var(--border); }
.filters { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-bottom: 1rem; }
.filters input, .filters select, .filters button { padding: 0.4rem 0.6rem; }
@media (max-width: 600px) {
  th, td { padding: 0.25rem; font-size: 0.85rem; }
  .pendientes li { grid-template-columns: 1fr; }
}