:root {
  --fondo: #f4f6f8;
  --tarjeta: #ffffff;
  --texto: #0f1720;
  --suave: #5b6b7a;
  --borde: #dfe5ea;
  --acento: #0d9488;
  --acento-texto: #ffffff;
  --acento-suave: #ccfbf1;
  --error: #b42318;
  --ok: #067647;
  --aviso: #b54708;
  --sombra: 0 1px 2px rgba(15, 23, 32, .06), 0 4px 16px rgba(15, 23, 32, .05);
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root {
    --fondo: #0b1016; --tarjeta: #121a22; --texto: #eef3f7; --suave: #93a4b3; --borde: #243240;
    --acento: #2dd4bf; --acento-texto: #04201c; --acento-suave: #0f2f2b; --error: #f97066; --ok: #47cd89; --aviso: #fdb022;
    --sombra: 0 1px 2px rgba(0,0,0,.3); color-scheme: dark;
  }
}
* { box-sizing: border-box; }
html, body { margin: 0; min-height: 100%; }
body { background: var(--fondo); color: var(--texto); font: 14px/1.5 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; }
h1, h2, h3 { margin: 0; line-height: 1.25; }
h2 { font-size: 20px; }
h3 { font-size: 15px; }
[hidden] { display: none !important; }
.suave { color: var(--suave); }
.error { color: var(--error); min-height: 1em; margin: 6px 0 0; }
input, select, textarea { font: inherit; color: inherit; background: var(--fondo); border: 1px solid var(--borde); border-radius: 8px; padding: 8px 10px; width: 100%; }
input:focus, select:focus, textarea:focus { outline: 2px solid var(--acento); outline-offset: 0; border-color: transparent; }
label { display: grid; gap: 4px; font-weight: 500; }
button, .boton { font: inherit; font-weight: 600; border-radius: 8px; padding: 8px 14px; cursor: pointer; border: 1px solid transparent; display: inline-flex; align-items: center; justify-content: center; gap: 6px; white-space: nowrap; text-decoration: none; }
.primario { background: var(--acento); color: var(--acento-texto); }
.primario:hover { filter: brightness(1.08); }
.secundario { background: transparent; color: var(--texto); border-color: var(--borde); }
.secundario:hover { background: var(--acento-suave); }
.peligro { color: var(--error); }
button:disabled { opacity: .55; cursor: progress; }
.tarjeta { background: var(--tarjeta); border: 1px solid var(--borde); border-radius: 14px; padding: 16px; box-shadow: var(--sombra); display: grid; gap: 12px; align-content: start; }

/* Ingreso */
.ingreso { min-height: 100vh; display: grid; place-items: center; padding: 16px; }
.ingreso-caja { width: min(360px, 100%); text-align: center; }
.ingreso-caja label { text-align: left; }

/* Estructura */
.app { display: grid; grid-template-columns: 260px 1fr; grid-template-rows: auto 1fr; min-height: 100vh; }
.barra-sup { grid-column: 1 / -1; display: flex; justify-content: space-between; align-items: center; padding: 10px 16px; background: var(--tarjeta); border-bottom: 1px solid var(--borde); position: sticky; top: 0; z-index: 5; }
.marca { display: flex; align-items: center; gap: 8px; }
.saldo { font-weight: 600; font-variant-numeric: tabular-nums; background: var(--acento-suave); padding: 4px 10px; border-radius: 999px; }
.lateral { border-right: 1px solid var(--borde); padding: 14px; display: grid; gap: 12px; align-content: start; }
.nuevo { display: grid; grid-template-columns: 1fr auto; gap: 6px; }
.lista { display: grid; gap: 4px; }
.lista a { display: grid; grid-template-columns: 44px 1fr; gap: 8px; align-items: center; padding: 6px; border-radius: 10px; color: inherit; text-decoration: none; }
.lista a:hover { background: var(--acento-suave); }
.lista a[aria-current="page"] { background: var(--acento-suave); outline: 1px solid var(--acento); }
.lista .mini { width: 44px; height: 32px; border-radius: 6px; background: var(--borde) center/cover; }
.lista b { display: block; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.lista small { color: var(--suave); }
.contenido { padding: 18px; min-width: 0; }
.vacio { max-width: 640px; margin: 40px auto; }
.vacio ol { display: grid; gap: 8px; padding-left: 20px; }
.cabeza { display: flex; align-items: baseline; gap: 12px; flex-wrap: wrap; margin-bottom: 14px; }
.rejilla { display: grid; grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr); gap: 16px; align-items: start; }
.columna { display: grid; gap: 16px; min-width: 0; }
.titulo-seccion { display: flex; justify-content: space-between; align-items: center; gap: 8px; }

/* Fotos */
.soltar { border: 2px dashed var(--borde); border-radius: 10px; padding: 12px; text-align: center; color: var(--suave); font-size: 13px; }
.soltar.encima { border-color: var(--acento); background: var(--acento-suave); color: var(--texto); }
.fotos { display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 10px; }
.foto { border: 1px solid var(--borde); border-radius: 10px; overflow: hidden; display: grid; background: var(--fondo); }
.foto.elegida { outline: 2px solid var(--acento); border-color: transparent; }
.foto .img { position: relative; aspect-ratio: 4 / 3; background: var(--borde) center/cover; }
.foto .img label { position: absolute; top: 6px; left: 6px; display: flex; gap: 4px; align-items: center; background: rgba(0,0,0,.6); color: #fff; font-size: 12px; padding: 2px 7px 2px 4px; border-radius: 6px; cursor: pointer; }
.foto .img input { width: auto; margin: 0; }
.foto .etiqueta { position: absolute; bottom: 6px; left: 6px; background: var(--acento); color: var(--acento-texto); font-size: 11px; font-weight: 700; padding: 1px 6px; border-radius: 6px; }
.foto .pie { padding: 6px 8px; display: grid; gap: 4px; font-size: 12px; }
.foto .pie .nombre { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.foto .pie .instruccion { color: var(--suave); display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.foto .acciones { display: flex; gap: 4px; }
.foto .acciones button { padding: 4px 8px; font-size: 12px; flex: 1; }
.foto.cargando .img::after { content: "Procesando…"; position: absolute; inset: 0; display: grid; place-items: center; background: rgba(0,0,0,.55); color: #fff; font-weight: 600; }

/* Generar */
.campos { display: grid; grid-template-columns: 250px minmax(0, 1fr); gap: 10px; }

/* Versiones */
.versiones { display: grid; gap: 8px; }
.version { display: grid; grid-template-columns: 96px 1fr; gap: 10px; border: 1px solid var(--borde); border-radius: 10px; padding: 8px; }
.version.activa { outline: 2px solid var(--acento); border-color: transparent; }
.version .mini { width: 96px; height: 64px; border-radius: 8px; background: var(--borde) center/cover; }
.version .linea { display: flex; gap: 6px; align-items: center; flex-wrap: wrap; }
.version .acciones { display: flex; gap: 6px; flex-wrap: wrap; margin-top: 6px; }
.version .acciones .boton, .version .acciones button { padding: 4px 10px; font-size: 12px; }
.estado { font-size: 11.5px; font-weight: 700; padding: 1px 8px; border-radius: 999px; background: var(--borde); }
.estado.listo { background: rgba(6,118,71,.14); color: var(--ok); }
.estado.error { background: rgba(180,35,24,.12); color: var(--error); }
.estado.trabajando { background: rgba(181,71,8,.12); color: var(--aviso); }
.publicada { font-size: 11.5px; font-weight: 700; color: var(--acento); }
.giro { width: 12px; height: 12px; border: 2px solid currentColor; border-right-color: transparent; border-radius: 50%; display: inline-block; animation: girar .8s linear infinite; }
@keyframes girar { to { transform: rotate(360deg); } }

/* Visor */
.marco { position: relative; aspect-ratio: 16 / 10; border-radius: 10px; overflow: hidden; background: #0b1016; }
.marco iframe { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; }
.sin-previa { position: absolute; inset: 0; display: grid; place-items: center; color: #93a4b3; }
.copiar { display: grid; grid-template-columns: 1fr auto; gap: 6px; align-items: start; }
.copiar textarea, .copiar input { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: 12px; resize: vertical; }

/* Diálogo */
.dialogo { border: 1px solid var(--borde); border-radius: 14px; padding: 18px; width: min(560px, calc(100% - 24px)); background: var(--tarjeta); color: var(--texto); }
.dialogo::backdrop { background: rgba(0,0,0,.5); }
.dialogo form { display: grid; gap: 12px; }
.dialogo img { width: 100%; max-height: 280px; object-fit: contain; border-radius: 10px; background: #0b1016; }
.chips { display: flex; flex-wrap: wrap; gap: 6px; }
.chips button { font-weight: 500; font-size: 12px; padding: 4px 10px; border-radius: 999px; }
.dialogo .acciones { display: flex; justify-content: flex-end; gap: 8px; }

.toast { position: fixed; bottom: 16px; left: 50%; transform: translateX(-50%) translateY(20px); background: var(--texto); color: var(--fondo); padding: 10px 16px; border-radius: 10px; opacity: 0; pointer-events: none; transition: .25s; z-index: 50; max-width: calc(100% - 32px); }
.toast.visible { opacity: 1; transform: translateX(-50%); }

@media (max-width: 1100px) { .rejilla { grid-template-columns: 1fr; } }
@media (max-width: 760px) {
  .app { grid-template-columns: 1fr; }
  .lateral { border-right: 0; border-bottom: 1px solid var(--borde); }
  .lista { grid-auto-flow: column; grid-auto-columns: 200px; overflow-x: auto; }
  .contenido { padding: 12px; }
  .campos { grid-template-columns: 1fr; }
  .marca .suave { display: none; }
  .marca b { white-space: nowrap; }
  .saldo { font-size: 12px; text-align: right; }
}