:root {
  color-scheme: dark;
  --bg: #070B14; --surface: #0F1728; --surface-2: #131D33; --line: #1E2A44; --rule: #34425F; --menu-bg: #050810;
  --text: #EAF0FA; --muted: #8E9AB3; --brand: #22E3C4; --brand-ink: #04231E; --brand-text: #22E3C4;
  --warn: #F5B841; --warn-text: #F5B841; --bad: #FF6B5E; --bad-text: #FF6B5E; --hover: rgba(255,255,255,.03);
  --radius: 6px;
}
/* Modo claro: elegido con el botón, o el del sistema si no se ha elegido */
:root[data-theme="light"] {
  color-scheme: light;
  --bg: #F4F6FA; --surface: #FFFFFF; --surface-2: #E8EEF6; --line: #DDE3EC; --rule: #C3CCD9; --menu-bg: #FFFFFF;
  --text: #0B1220; --muted: #4A5468; --brand-text: #0B7A68;
  --warn-text: #8A5A00; --bad: #D64535; --bad-text: #B3261E; --hover: rgba(11,18,32,.04);
}
@media (prefers-color-scheme: light) {
  :root:not([data-theme="dark"]) {
    color-scheme: light;
    --bg: #F4F6FA; --surface: #FFFFFF; --surface-2: #E8EEF6; --line: #DDE3EC; --rule: #C3CCD9; --menu-bg: #FFFFFF;
    --text: #0B1220; --muted: #4A5468; --brand-text: #0B7A68;
    --warn-text: #8A5A00; --bad: #D64535; --bad-text: #B3261E; --hover: rgba(11,18,32,.04);
  }
}
* { box-sizing: border-box; }
[hidden] { display: none !important; }  /* las etiquetas usan display: grid y si no, no se ocultan */
body { margin: 0; background: var(--bg); color: var(--text); font: 15px/1.5 system-ui, "Segoe UI", Arial, sans-serif; }
a { color: var(--brand-text); }
h1 { font-size: 1.5rem; margin: 0 0 4px; }
h2 { font-size: 1.05rem; margin: 0 0 12px; }
p { margin: 0 0 10px; }
.muted { color: var(--muted); }
.small { font-size: .85rem; }

/* Estructura */
.app { display: grid; grid-template-columns: 220px minmax(0, 1fr); min-height: 100vh; }
.menu-cab { display: flex; align-items: center; justify-content: space-between; gap: 10px; }
.enlaces { display: flex; flex-direction: column; gap: 4px; flex: 1; }
.abrir-menu { display: none; background: none; border: 1px solid var(--rule); color: var(--text); border-radius: var(--radius); padding: 8px 14px; font: inherit; font-weight: 600; cursor: pointer; }
.menu { background: var(--menu-bg); border-right: 1px solid var(--line); padding: 18px 14px; display: flex; flex-direction: column; gap: 4px; position: sticky; top: 0; height: 100vh; overflow-y: auto; }
.menu .marca { font-weight: 600; letter-spacing: .04em; padding: 4px 10px 16px; }
.menu .marca b { color: var(--brand-text); }
.menu a { color: var(--text); text-decoration: none; padding: 8px 10px; border-radius: var(--radius); }
.menu a:hover, .menu a.on { background: var(--surface-2); color: var(--brand-text); }
.menu .pie { margin-top: auto; font-size: .8rem; color: var(--muted); padding: 10px; }
.modo { display: inline-block; padding: 2px 8px; border-radius: 4px; font-size: .75rem; font-weight: 700; }
.modo.pruebas { background: rgba(245,184,65,.18); color: var(--warn-text); }
.modo.real { background: rgba(34,227,196,.18); color: var(--brand-text); }
main { padding: 24px 32px 60px; width: 100%; min-width: 0; }
.banda-pruebas { background: rgba(245,184,65,.12); border: 1px solid var(--warn); color: var(--text); border-radius: var(--radius); padding: 10px 14px; margin-bottom: 16px; font-size: .9rem; }
.banda-pruebas b { color: var(--warn-text); }
.cabecera { display: flex; justify-content: space-between; align-items: flex-end; gap: 16px; margin-bottom: 18px; flex-wrap: wrap; }

/* Bloques */
.box { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 18px; margin-bottom: 16px; }
.kpis { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 12px; margin-bottom: 16px; }
.kpi b { display: block; font-size: 1.6rem; }
.kpi span { color: var(--muted); font-size: .85rem; }
.dos { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }
.avisos { list-style: none; padding: 0; margin: 0 0 16px; display: grid; gap: 6px; }
.avisos li { padding: 10px 12px; border-radius: var(--radius); border-left: 3px solid var(--brand); background: rgba(34,227,196,.08); }
.avisos li.error { border-color: var(--bad); background: rgba(255,107,94,.1); }
.avisos li.info { border-color: var(--warn); background: rgba(245,184,65,.08); }

/* Tablas */
table { width: 100%; border-collapse: collapse; font-size: .9rem; }
th, td { text-align: left; padding: 8px; border-bottom: 1px solid var(--line); vertical-align: top; }
th { color: var(--muted); font-weight: 600; }
td.n, th.n { text-align: right; font-variant-numeric: tabular-nums; white-space: nowrap; }
tr.click { cursor: pointer; }
tr.click:hover td { background: var(--hover); }
.scroll { overflow-x: auto; -webkit-overflow-scrolling: touch; }
.tabla-ancha { min-width: 640px; }
.auto { width: auto; }
.fecha-pq { padding: 4px 6px; }
.buscador { width: 280px; }
.fecha-evento { white-space: nowrap; width: 1%; }

/* Formularios */
form.inline { display: inline; }
.campos { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 10px 14px; }
.campos .ancho { grid-column: span 2; }
.campos .todo { grid-column: 1 / -1; }
label { display: grid; gap: 4px; font-size: .85rem; color: var(--muted); }
label.check { display: flex; gap: 8px; align-items: center; color: var(--text); }
input, select, textarea { background: var(--bg); border: 1px solid var(--rule); color: var(--text); border-radius: var(--radius); padding: 8px 10px; font: inherit; width: 100%; }
input[type=checkbox], input[type=radio] { width: auto; accent-color: var(--brand); }
input:focus, select:focus, textarea:focus { outline: none; border-color: var(--brand); }
.btn { display: inline-block; background: var(--brand); color: var(--brand-ink); border: 0; border-radius: var(--radius); padding: 9px 14px; font: 700 .9rem inherit; font-family: inherit; cursor: pointer; text-decoration: none; white-space: nowrap; }
.btn.ghost { background: transparent; color: var(--text); border: 1px solid var(--rule); }
.btn.peligro { background: transparent; color: var(--bad-text); border: 1px solid var(--bad); }
.tema { background: none; border: 1px solid var(--rule); color: var(--text); border-radius: var(--radius); padding: 6px 10px; font: inherit; font-size: .8rem; cursor: pointer; width: 100%; text-align: left; }
.tema:hover { border-color: var(--brand); }
.btn.pq { padding: 5px 10px; font-size: .8rem; }
.acciones { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; }

/* Etiquetas de estado */
.tag { display: inline-block; padding: 1px 8px; border-radius: 4px; font-size: .78rem; font-weight: 600; background: var(--line); color: var(--muted); }
.tag.activa, .tag.cobrada { background: rgba(34,227,196,.18); color: var(--brand-text); }
.tag.pendiente { background: rgba(245,184,65,.18); color: var(--warn-text); }
.tag.error, .tag.bloqueada, .tag.vencida { background: rgba(255,107,94,.15); color: var(--bad-text); }
.tag.baja { background: var(--line); color: var(--muted); }
.servicio { border: 1px solid var(--line); border-radius: var(--radius); padding: 12px 14px; margin-bottom: 10px; }
.servicio-cab { display: flex; justify-content: space-between; gap: 12px; align-items: flex-start; flex-wrap: wrap; }
.estado-api { font-size: .78rem; color: var(--muted); word-break: break-all; margin-top: 6px; }

/* Alta y firma online */
.enlace-firma { flex: 1; min-width: 220px; font-size: .8rem; color: var(--muted); }
details > summary { cursor: pointer; }
details > summary.btn { display: inline-block; list-style: none; }
details > summary.btn::-webkit-details-marker { display: none; }
.dni-mini { max-width: 100%; width: 320px; border-radius: var(--radius); border: 1px solid var(--line); }

/* Login */
.login { min-height: 100vh; display: grid; place-items: center; }
.login .box { width: min(360px, 92vw); }

/* Pantallas anchas: aprovechar todo el ancho */
@media (min-width: 1500px) {
  .campos { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  main { padding: 28px 40px 60px; }
}

/* Tableta y móvil: el menú pasa arriba y se despliega con un botón */
@media (max-width: 900px) {
  .app { grid-template-columns: 1fr; }
  .menu { position: sticky; top: 0; z-index: 10; height: auto; overflow: visible; border-right: 0; border-bottom: 1px solid var(--line); padding: 10px 16px; }
  .menu .marca { padding: 4px 0; }
  .abrir-menu { display: inline-block; min-height: 40px; }
  .enlaces { display: none; padding-top: 8px; }
  .menu.abierto .enlaces { display: flex; }
  .menu a { padding: 12px 10px; }
  .menu .pie { margin-top: 8px; border-top: 1px solid var(--line); }
  .dos { grid-template-columns: 1fr; }
  .kpis { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .campos { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  main { padding: 18px 16px 48px; }
}

/* Móvil */
@media (max-width: 640px) {
  body { font-size: 16px; }
  input, select, textarea { font-size: 16px; min-height: 42px; }
  input[type=checkbox], input[type=radio] { min-height: 0; width: 20px; height: 20px; }
  .campos { grid-template-columns: 1fr; }
  .campos .ancho { grid-column: auto; }
  .kpi b { font-size: 1.35rem; }
  h1 { font-size: 1.3rem; }
  .cabecera { flex-direction: column; align-items: stretch; }
  .cabecera .acciones { flex-direction: column; align-items: stretch; }
  .cabecera .acciones form { width: 100%; }
  .acciones { gap: 8px; }
  .acciones .btn, .acciones form.inline .btn { min-height: 42px; }
  .buscador { width: 100%; flex: 1; }
  form.acciones { flex-wrap: wrap; }
  input[type=file] { width: 100%; }
  .box { padding: 14px; }
  .servicio { padding: 12px; }
  .servicio-cab > .acciones { width: 100%; }
  .fecha-pq { flex: 1; }

  /* Tablas como tarjetas: una tarjeta por fila, cada dato con su etiqueta */
  table.tabla-resp, .tabla-resp tbody, .tabla-resp tr, .tabla-resp td { display: block; width: 100%; }
  .tabla-resp tr.cab { display: none; }
  .tabla-resp tr { border: 1px solid var(--line); border-radius: var(--radius); padding: 10px 12px; margin-bottom: 10px; background: var(--surface); }
  .tabla-resp td { border: 0; padding: 4px 0; display: flex; justify-content: space-between; gap: 12px; text-align: right; }
  .tabla-resp td.n { text-align: right; }
  .tabla-resp td[data-label]::before { content: attr(data-label); color: var(--muted); font-weight: 600; text-align: left; flex-shrink: 0; }
  .tabla-resp td.titulo-fila { font-weight: 700; font-size: 1.02rem; text-align: left; justify-content: flex-start; flex-wrap: wrap; gap: 6px; padding-bottom: 6px; }
  .tabla-resp td.bloque { display: block; text-align: left; }
  .tabla-resp td.bloque::before { display: block; margin-bottom: 4px; }
  .tabla-resp td[colspan] { text-align: left; }

  /* Actividad: fecha encima del texto */
  tr.evento td { display: block; border: 0; padding: 2px 0; }
  tr.evento { display: block; border-bottom: 1px solid var(--line); padding: 6px 0; }
}