:root {
  --paper: #f2f5f3;
  --ink: #14201d;
  --ink-soft: #49584f;
  --line: #d7e0da;
  --accent: #c1591c;
  --teal: #1e5f59;
  --teal-soft: #e1eeeb;
  --danger: #b3261e;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: system-ui, -apple-system, "Segoe UI", sans-serif;
  line-height: 1.5;
}

.topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 14px 24px;
  background: #fff;
  border-bottom: 1px solid var(--line);
  flex-wrap: wrap;
  gap: 10px;
}
.topbar .marca { font-weight: 700; color: var(--ink); text-decoration: none; }
.topbar nav { display: flex; align-items: center; gap: 16px; }
.topbar nav a { color: var(--teal); text-decoration: none; }
.topbar .usuario { color: var(--ink-soft); font-size: 0.9rem; }

.contenedor { max-width: 960px; margin: 0 auto; padding: 24px 16px 64px; }

.mensajes { list-style: none; padding: 0; margin: 0 0 20px; display: flex; flex-direction: column; gap: 8px; }
.mensaje { padding: 10px 14px; border-radius: 8px; border: 1px solid var(--line); }
.mensaje-success { background: var(--teal-soft); border-color: var(--teal); }
.mensaje-error { background: #fbe9e7; border-color: var(--danger); color: var(--danger); }

.link-button { background: none; border: none; color: var(--teal); cursor: pointer; padding: 0; font: inherit; }
.inline { display: inline; }

h1 { font-size: 1.6rem; margin: 0 0 6px; }
.subtitulo { color: var(--ink-soft); margin: 0 0 24px; }

.acciones { display: flex; justify-content: space-between; align-items: center; margin-bottom: 20px; flex-wrap: wrap; gap: 10px; }
.boton {
  display: inline-block;
  background: var(--teal);
  color: #fff;
  border: none;
  border-radius: 8px;
  padding: 9px 16px;
  cursor: pointer;
  text-decoration: none;
  font-size: 0.95rem;
}
.boton.secundario { background: transparent; border: 1px solid var(--teal); color: var(--teal); }

.filtros { display: flex; gap: 10px; margin-bottom: 18px; flex-wrap: wrap; }

table { width: 100%; border-collapse: collapse; background: #fff; border: 1px solid var(--line); border-radius: 10px; overflow: hidden; }
th, td { text-align: left; padding: 10px 14px; border-bottom: 1px solid var(--line); font-size: 0.92rem; }
thead th { background: var(--teal-soft); font-size: 0.75rem; text-transform: uppercase; letter-spacing: 0.05em; color: var(--ink-soft); }
tbody tr:last-child td { border-bottom: none; }

.badge { display: inline-block; padding: 3px 10px; border-radius: 999px; font-size: 0.78rem; border: 1px solid var(--line); background: var(--teal-soft); color: var(--teal); }
.badge.estado-esperando_firma_tesoreria, .badge.estado-esperando_firma_presidencia { background: #fdf1e2; color: var(--accent); border-color: var(--accent); }
.badge.estado-tramitada_completa { background: var(--teal-soft); color: var(--teal); }
.badge.estado-observada { background: #fbe9e7; color: var(--danger); border-color: var(--danger); }

.callout-observacion { background: #fbe9e7; border: 1px solid var(--danger); border-left: 4px solid var(--danger); border-radius: 8px; padding: 12px 16px; margin-top: 16px; }
.callout-observacion strong { color: var(--danger); }
.callout-observacion p { margin: 6px 0 0; color: var(--ink-soft); font-size: 0.92rem; }

.detalle-observar { margin-top: 6px; }
.detalle-observar summary { cursor: pointer; color: var(--danger); font-size: 0.9rem; }
.detalle-observar form { margin-top: 10px; display: flex; flex-direction: column; gap: 8px; align-items: flex-start; }
.detalle-observar textarea { width: 100%; max-width: 480px; padding: 8px 10px; border: 1px solid var(--line); border-radius: 6px; font: inherit; resize: vertical; }

.historial-observaciones { margin-top: 24px; }
.historial-observaciones h3 { font-size: 1rem; margin-bottom: 8px; }
.historial-observaciones ul { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 8px; }
.historial-observaciones li { background: #fff; border: 1px solid var(--line); border-radius: 8px; padding: 10px 14px; font-size: 0.9rem; color: var(--ink-soft); }

form.card { background: #fff; border: 1px solid var(--line); border-radius: 10px; padding: 22px; max-width: 560px; }
form.card fieldset { border: 1px solid var(--line); border-radius: 8px; margin: 16px 0; padding: 14px 16px; }
form.card legend { padding: 0 6px; color: var(--ink-soft); font-size: 0.85rem; }
.campo { margin-bottom: 14px; display: flex; flex-direction: column; gap: 4px; }
.campo label { font-size: 0.85rem; color: var(--ink-soft); }
.campo input, .campo select { padding: 8px 10px; border: 1px solid var(--line); border-radius: 6px; font: inherit; }
.errores { color: var(--danger); font-size: 0.85rem; margin: 4px 0 0; }

.panel-firma { background: #fff; border: 1px solid var(--line); border-radius: 10px; padding: 18px; margin-top: 18px; display: flex; flex-direction: column; gap: 12px; align-items: flex-start; }

.secure-pdf-viewer { position: relative; margin-top: 18px; background: #2b2b2b; border-radius: 10px; padding: 16px; overflow: auto; user-select: none; }
.secure-pdf-viewer canvas { display: block; margin: 0 auto; max-width: 100%; height: auto; pointer-events: none; }
.secure-pdf-viewer .controles-paginacion { display: flex; justify-content: center; gap: 14px; align-items: center; margin-top: 12px; color: #fff; font-size: 0.9rem; }
.secure-pdf-viewer .controles-paginacion button { padding: 6px 14px; border-radius: 6px; border: 1px solid #666; background: #3a3a3a; color: #fff; cursor: pointer; }
.secure-pdf-viewer .controles-paginacion button:disabled { opacity: 0.4; cursor: default; }
.marca-agua { position: absolute; inset: 16px; pointer-events: none; overflow: hidden; opacity: 0.12; font-size: 13px; color: #fff; display: flex; flex-wrap: wrap; align-content: space-around; justify-content: space-around; transform: rotate(-25deg) scale(1.3); white-space: pre; z-index: 5; }

/* ---- tour de onboarding ---- */
.tour-overlay { position: fixed; inset: 0; z-index: 2000; }
.tour-backdrop { position: fixed; inset: 0; background: rgba(10, 16, 14, 0.6); }
.tour-spotlight {
  position: fixed;
  border-radius: 10px;
  box-shadow: 0 0 0 9999px rgba(10, 16, 14, 0.6);
  transition: top 0.2s ease, left 0.2s ease, width 0.2s ease, height 0.2s ease;
  pointer-events: none;
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}
.tour-tarjeta {
  position: fixed;
  z-index: 2001;
  width: min(340px, calc(100vw - 24px));
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 18px 20px;
  box-shadow: 0 12px 32px rgba(10, 16, 14, 0.25);
}
.tour-tarjeta.tour-tarjeta--centrada {
  top: 50% !important;
  left: 50% !important;
  transform: translate(-50%, -50%);
  width: min(400px, calc(100vw - 32px));
}
.tour-progreso { font-size: 11px; letter-spacing: 0.06em; text-transform: uppercase; color: var(--ink-soft); margin-bottom: 6px; }
.tour-titulo { font-size: 1.05rem; margin: 0 0 6px; }
.tour-texto { font-size: 0.92rem; color: var(--ink-soft); margin: 0; }
.tour-extra:empty { display: none; }
.tour-flujo { display: flex; flex-wrap: wrap; align-items: center; gap: 6px; margin-top: 12px; }
.tour-flecha { color: var(--ink-soft); }
.tour-controles { display: flex; justify-content: space-between; align-items: center; gap: 10px; margin-top: 16px; }
.tour-saltar { all: unset; cursor: pointer; font-size: 0.82rem; color: var(--ink-soft); text-decoration: underline; }
.tour-controles-derecha { display: flex; gap: 8px; }
.tour-anterior, .tour-siguiente { font: inherit; font-size: 0.85rem; padding: 7px 14px; border-radius: 7px; cursor: pointer; }
.tour-anterior { background: transparent; border: 1px solid var(--line); color: var(--ink-soft); }
.tour-anterior:disabled { opacity: 0.4; cursor: default; }
.tour-siguiente { background: var(--teal); border: 1px solid var(--teal); color: #fff; }

@media (max-width: 640px) {
  .contenedor { padding-inline: 16px; }
  table, thead, tbody, th, td, tr { display: block; }
  thead { display: none; }
  tbody tr { border-bottom: 2px solid var(--line); margin-bottom: 8px; }
  td { border: none; padding: 6px 14px; }
}