:root {
  color-scheme: light;
  --bg: #f5f2ec; --surface: #fffdf9; --line: rgba(40, 30, 10, .12); --text: #241d12; --dim: #7a6d58;
  --ink: #1f3a5f; --ok: #3f7a1f; --ok-bg: rgba(63, 122, 31, .12); --warn: #a8650a; --warn-bg: rgba(178, 107, 0, .12);
  --bad: #a3322a; --bad-bg: rgba(163, 50, 42, .1); --ink-bg: rgba(31, 58, 95, .08); --radius: 12px;
  font-family: "Inter", "Segoe UI", system-ui, sans-serif;
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--text); font-size: 16px; line-height: 1.5; }
a { color: var(--ink); }
main { max-width: 980px; margin: 0 auto; padding: 16px 14px 60px; }
h1 { font-size: 1.6rem; margin: 8px 0 6px; line-height: 1.2; }
h2 { font-size: 1.05rem; margin: 0 0 10px; }
.dim { color: var(--dim); } .small, small { font-size: .85rem; } .err { color: var(--bad); }
.lead { margin: 4px 0 12px; } .crumb { margin: 0; font-size: .85rem; color: var(--dim); }

/* barra superior */
.top { position: sticky; top: 0; z-index: 5; display: flex; flex-wrap: wrap; align-items: center; gap: 6px 14px;
  padding: 10px 14px; background: var(--surface); border-bottom: 1px solid var(--line); }
.brand { font-weight: 800; text-decoration: none; color: var(--text); }
.top nav { display: flex; gap: 4px; overflow-x: auto; flex: 1 1 auto; }
.top nav a { text-decoration: none; padding: 6px 10px; border-radius: 8px; white-space: nowrap; color: var(--dim); }
.top nav a.on { background: var(--ink-bg); color: var(--ink); font-weight: 600; }
.who { display: flex; gap: 10px; align-items: center; margin-left: auto; }
.who form { margin: 0; }
.readonly { background: var(--warn-bg); color: var(--warn); text-align: center; padding: 6px; font-size: .9rem; }

/* bloques */
.card { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 14px; margin: 14px 0; }
.card.warn { border-left: 4px solid var(--warn); }
.kpis { display: grid; grid-template-columns: repeat(2, 1fr); gap: 10px; margin: 12px 0; }
@media (min-width: 640px) { .kpis { grid-template-columns: repeat(4, 1fr); } }
.kpi { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 12px; }
.kpi b { display: block; font-size: 1.8rem; line-height: 1; }
.kpi span { color: var(--dim); font-size: .85rem; }
.row { display: block; padding: 10px 4px; border-bottom: 1px solid var(--line); text-decoration: none; color: var(--text); }
.row:last-child { border-bottom: 0; }
.row small { display: block; color: var(--dim); margin-top: 2px; }
.row:hover { background: var(--ink-bg); }
ul.plain { list-style: none; padding: 0; margin: 0; } ul.plain li { padding: 6px 0; border-bottom: 1px solid var(--line); }
dl { display: grid; grid-template-columns: max-content 1fr; gap: 4px 12px; margin: 0; } dt { color: var(--dim); }
.pre { white-space: pre-wrap; font-size: .95rem; background: var(--bg); border-radius: 8px; padding: 12px; margin-top: 8px;
  overflow-wrap: anywhere; }
.selectable { user-select: all; }
.table { overflow-x: auto; } table { width: 100%; border-collapse: collapse; font-size: .92rem; }
th, td { text-align: left; padding: 8px 6px; border-bottom: 1px solid var(--line); vertical-align: top; }
th { color: var(--dim); font-weight: 600; font-size: .8rem; text-transform: uppercase; }

/* etiquetas */
.pill { display: inline-block; font-size: .72rem; font-weight: 700; padding: 2px 8px; border-radius: 99px;
  background: var(--ink-bg); color: var(--ink); vertical-align: middle; }
.pill.eligible, .pill.approved, .pill.done { background: var(--ok-bg); color: var(--ok); }
.pill.needs_review, .pill.pending, .pill.queued, .pill.running { background: var(--warn-bg); color: var(--warn); }
.pill.rejected, .pill.failed { background: var(--bad-bg); color: var(--bad); }
.tag { display: inline-block; font-size: .72rem; padding: 1px 7px; margin-left: 4px; border-radius: 99px; border: 1px solid var(--line); }
.gates { list-style: none; padding: 0; margin: 0; }
.gates li { padding: 6px 8px; border-radius: 8px; margin-bottom: 4px; }
.gates li.pass { background: var(--ok-bg); } .gates li.review { background: var(--warn-bg); }
.gates li.fail { background: var(--bad-bg); } .gates li.info { background: var(--ink-bg); }
.gates b { display: inline-block; min-width: 76px; }

/* formularios */
form { margin: 0; }
label { display: block; margin: 8px 0; font-size: .9rem; color: var(--dim); }
input, select, textarea { display: block; width: 100%; margin-top: 4px; padding: 10px; font: inherit; color: var(--text);
  background: var(--bg); border: 1px solid var(--line); border-radius: 8px; }
label.check { display: flex; gap: 6px; align-items: center; } label.check input { width: auto; margin: 0; }
button, .button { display: inline-block; padding: 10px 14px; font: inherit; font-weight: 600; border-radius: 8px;
  border: 1px solid var(--line); background: var(--surface); color: var(--text); cursor: pointer; text-decoration: none; margin: 6px 6px 0 0; }
button.primary { background: var(--ink); border-color: var(--ink); color: var(--surface); }
button.link { border: 0; background: none; color: var(--ink); padding: 0; margin: 0; font-weight: 400; text-decoration: underline; }
form.inline { display: flex; flex-wrap: wrap; gap: 6px; align-items: center; margin: 8px 0; }
form.inline input { flex: 1 1 200px; width: auto; margin: 0; } form.inline button { margin: 0; }
.filters { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; }
.filters select, .filters input { width: auto; flex: 1 1 160px; margin: 0; } .filters button { margin: 0; }
details { margin-top: 10px; } summary { cursor: pointer; font-weight: 600; padding: 6px 0; }
.actions form { margin-bottom: 4px; }
.claim { background: var(--surface); border: 1px solid var(--line); border-left: 4px solid var(--warn);
  border-radius: var(--radius); padding: 12px; margin: 10px 0; }
.claim.approved { border-left-color: var(--ok); } .claim.rejected { border-left-color: var(--bad); opacity: .8; }
.claim p { margin: 6px 0; }
.downloads .button { margin-right: 8px; }

/* login */
.login { max-width: 380px; margin: 12vh auto 0; background: var(--surface); border: 1px solid var(--line);
  border-radius: var(--radius); padding: 24px; }
.login h1 { margin-top: 0; } .login button { width: 100%; margin-top: 14px; }

.pdf-preview { width: 100%; height: 75vh; min-height: 420px; border: 1px solid var(--line); border-radius: var(--radius); background: white; }