:root {
  --marca: #0f766e;
  --marca-suave: #e6f4f2;
  --tinta: #1c2421;
  --tinta-2: #5b6662;
  --linea: #e3e7e5;
  --fondo: #f6f7f6;
  --blanco: #ffffff;
  --rojo: #b42318;
  --rojo-suave: #fdecea;
  --verde: #127a3e;
  --verde-suave: #e7f6ec;
  --radio: 12px;
  --sombra: 0 1px 2px rgba(16, 24, 20, .06), 0 2px 8px rgba(16, 24, 20, .04);
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0; font-family: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  color: var(--tinta); background: var(--fondo); font-size: 15px; line-height: 1.5;
}
a { color: var(--marca); }
h1, h2, h3 { line-height: 1.2; margin: 0 0 .6em; letter-spacing: -.01em; }
h1 { font-size: 1.6rem; }
h2 { font-size: 1.2rem; }
h3 { font-size: 1rem; }
p { margin: 0 0 1em; }
small, .suave { color: var(--tinta-2); }
code { background: var(--fondo); padding: 1px 5px; border-radius: 6px; font-size: .92em; word-break: break-all; }

/* ---------- formularios ---------- */
label { display: block; font-weight: 600; font-size: .9rem; margin: 0 0 4px; }
.campo { margin-bottom: 14px; }
.campo small { display: block; font-weight: 400; margin-top: 3px; }
input[type=text], input[type=email], input[type=tel], input[type=password], input[type=number], input[type=date],
input[type=search], select, textarea {
  width: 100%; padding: 10px 12px; border: 1px solid #cdd4d1; border-radius: 10px; font: inherit;
  background: var(--blanco); color: var(--tinta);
}
input:focus, select:focus, textarea:focus { outline: 2px solid var(--marca); outline-offset: 0; border-color: var(--marca); }
input[type=color] { width: 56px; height: 40px; padding: 2px; border: 1px solid #cdd4d1; border-radius: 10px; background: #fff; }
textarea { min-height: 80px; }
.check { display: flex; gap: 10px; align-items: flex-start; font-weight: 400; margin-bottom: 10px; }
.check input { margin-top: 4px; width: 18px; height: 18px; flex: none; accent-color: var(--marca); }
.fila { display: grid; gap: 12px; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); }
.boton, button {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  padding: 10px 18px; border-radius: 10px; border: 1px solid var(--marca); background: var(--marca);
  color: #fff; font: inherit; font-weight: 600; cursor: pointer; text-decoration: none; min-height: 42px;
}
.boton:hover, button:hover { filter: brightness(.94); }
.boton.sec, button.sec { background: var(--blanco); color: var(--marca); }
.boton.peligro, button.peligro { background: var(--blanco); color: var(--rojo); border-color: #f0b8b2; }
.boton.ancho, button.ancho { width: 100%; }
.boton.peq, button.peq { padding: 5px 10px; min-height: 32px; font-size: .88rem; }
.acciones { display: flex; gap: 10px; flex-wrap: wrap; align-items: center; }

/* ---------- avisos ---------- */
.aviso { padding: 10px 14px; border-radius: 10px; margin-bottom: 14px; background: var(--verde-suave); color: var(--verde); }
.aviso.error { background: var(--rojo-suave); color: var(--rojo); }
.aviso ul { margin: 0; padding-left: 18px; }

/* ---------- tarjetas y tablas ---------- */
.caja { background: var(--blanco); border: 1px solid var(--linea); border-radius: var(--radio); padding: 20px; margin-bottom: 18px; box-shadow: var(--sombra); }
.caja > h2:first-child, .caja > h3:first-child { margin-top: 0; }
.tabla { width: 100%; border-collapse: collapse; }
.tabla th, .tabla td { text-align: left; padding: 9px 10px; border-bottom: 1px solid var(--linea); vertical-align: top; }
.tabla th { font-size: .8rem; text-transform: uppercase; letter-spacing: .04em; color: var(--tinta-2); font-weight: 600; }
.tabla tr:last-child td { border-bottom: 0; }
.tabla .num { text-align: right; font-variant-numeric: tabular-nums; }
.desplaza { overflow-x: auto; }
.etiqueta { display: inline-block; padding: 1px 8px; border-radius: 99px; font-size: .78rem; font-weight: 600; background: var(--fondo); color: var(--tinta-2); }
.etiqueta.ok { background: var(--verde-suave); color: var(--verde); }
.etiqueta.mal { background: var(--rojo-suave); color: var(--rojo); }
.cifras { display: grid; gap: 12px; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); margin-bottom: 18px; }
.cifra { background: var(--blanco); border: 1px solid var(--linea); border-radius: var(--radio); padding: 14px 16px; box-shadow: var(--sombra); }
.cifra b { display: block; font-size: 1.5rem; font-variant-numeric: tabular-nums; }
.cifra span { font-size: .85rem; color: var(--tinta-2); }

/* ---------- estructura del panel y la administración ---------- */
.marco { display: grid; grid-template-columns: 230px 1fr; min-height: 100vh; }
.lateral { background: #10201c; color: #cfe0db; padding: 20px 14px; }
.lateral .logo { display: flex; align-items: center; gap: 10px; color: #fff; font-weight: 700; font-size: 1.05rem; margin: 0 6px 22px; text-decoration: none; }
.lateral .logo img { width: 32px; height: 32px; }
.lateral nav a { display: block; color: #cfe0db; text-decoration: none; padding: 9px 12px; border-radius: 9px; margin-bottom: 2px; }
.lateral nav a:hover { background: rgba(255,255,255,.07); color: #fff; }
.lateral nav a.activo { background: rgba(255,255,255,.12); color: #fff; font-weight: 600; }
.lateral .pie { margin-top: 24px; padding: 0 12px; font-size: .85rem; }
.lateral .pie a { color: #9fc4ba; }
.contenido { padding: 28px 32px; max-width: 1100px; width: 100%; }
.cabecera { display: flex; justify-content: space-between; align-items: center; gap: 12px; flex-wrap: wrap; margin-bottom: 18px; }
.cabecera h1 { margin: 0; }
.franja-admin { background: #fff7e0; color: #7a5600; padding: 8px 32px; font-size: .9rem; border-bottom: 1px solid #f0dfa8; }
@media (max-width: 820px) {
  .marco { grid-template-columns: 1fr; }
  .lateral { padding: 12px 16px; }
  .lateral nav { display: flex; gap: 4px; overflow-x: auto; }
  .lateral nav a { white-space: nowrap; }
  .lateral .logo { margin-bottom: 10px; }
  .lateral .pie { display: none; }
  .contenido { padding: 18px 16px; }
}

/* ---------- acceso ---------- */
.acceso { min-height: 100vh; display: grid; place-items: center; padding: 16px; }
.acceso .caja { width: 100%; max-width: 380px; }
.acceso .logo-k { display: flex; align-items: center; gap: 10px; justify-content: center; margin-bottom: 18px; font-weight: 700; font-size: 1.2rem; }
.acceso .logo-k img { height: 54px; width: auto; max-width: 100%; }
.version { font-size: .78rem; opacity: .7; }

/* ---------- web del cliente ---------- */
.movil { max-width: 460px; margin: 0 auto; padding: 0 16px 40px; }
.movil .cab { text-align: center; padding: 26px 0 12px; }
.movil .cab img.logo { max-width: 160px; max-height: 80px; object-fit: contain; }
.movil .cab .nombre { font-size: 1.4rem; font-weight: 700; margin-top: 8px; }
.ventajas { list-style: none; padding: 0; margin: 0 0 6px; }
.ventajas li { padding: 8px 0 8px 30px; position: relative; border-bottom: 1px solid var(--linea); }
.ventajas li:last-child { border-bottom: 0; }
.ventajas li::before { content: ""; position: absolute; left: 4px; top: 13px; width: 14px; height: 14px; border-radius: 50%; background: var(--marca); opacity: .9; }
.tarjeta-socio { background: var(--marca); color: #fff; border-radius: 18px; padding: 20px; text-align: center; box-shadow: 0 8px 24px rgba(0,0,0,.12); margin-bottom: 18px; }
.tarjeta-socio .club { font-weight: 700; font-size: 1.05rem; opacity: .95; }
.tarjeta-socio .qr { background: #fff; border-radius: 14px; padding: 10px; width: 220px; height: 220px; margin: 14px auto 8px; }
.tarjeta-socio .qr img { width: 100%; height: 100%; display: block; }
.tarjeta-socio .cod { font-family: ui-monospace, "SF Mono", Menlo, monospace; font-size: 1.3rem; letter-spacing: .12em; font-weight: 700; }
.tarjeta-socio .saldo { display: flex; justify-content: center; gap: 22px; margin-top: 12px; }
.tarjeta-socio .saldo b { display: block; font-size: 1.5rem; }
.tarjeta-socio .saldo span { font-size: .82rem; opacity: .85; }
.progreso .puntos { display: flex; gap: 6px; flex-wrap: wrap; margin: 8px 0 4px; }
.progreso .punto { width: 30px; height: 30px; border-radius: 50%; border: 2px solid var(--marca); display: grid; place-items: center; font-size: .75rem; color: var(--marca); font-weight: 700; }
.progreso .punto.lleno { background: var(--marca); color: #fff; }
.progreso .punto.regalo { border-style: dashed; }
.barra { height: 10px; background: var(--marca-suave); border-radius: 99px; overflow: hidden; margin: 8px 0 4px; }
.barra i { display: block; height: 100%; background: var(--marca); border-radius: 99px; }
.premio { display: flex; gap: 12px; align-items: center; padding: 10px 0; border-bottom: 1px solid var(--linea); }
.premio:last-child { border-bottom: 0; }
.premio .ico { width: 38px; height: 38px; border-radius: 10px; background: var(--marca-suave); color: var(--marca); display: grid; place-items: center; flex: none; font-weight: 700; }
.pie-cliente { text-align: center; font-size: .82rem; color: var(--tinta-2); margin-top: 26px; }
.pie-cliente a { color: var(--tinta-2); }

/* ---------- cartel QR ---------- */
.cartel { background: #fff; width: 100%; max-width: 560px; margin: 0 auto; border-radius: 18px; border: 1px solid var(--linea); padding: 40px 36px; text-align: center; }
.cartel .titulo { font-size: 2rem; font-weight: 800; color: var(--marca); margin-bottom: 6px; }
.cartel .qr { width: 320px; max-width: 100%; margin: 22px auto; }
.cartel .pasos { display: flex; justify-content: center; gap: 18px; flex-wrap: wrap; font-size: .95rem; }
.cartel .pasos div { max-width: 140px; }
.cartel .pasos b { display: block; color: var(--marca); font-size: 1.4rem; }
@media print {
  body { background: #fff; }
  .lateral, .no-imprimir, .franja-admin { display: none !important; }
  .marco { display: block; }
  .contenido { padding: 0; }
  .cartel { border: 0; }
}