/* ==========================================================================
   Servicio de identificación de operador — estilo compartido con el comparador
   (misma paleta, tipografía y componentes; adaptado a sus pantallas)
   ========================================================================== */

:root {
  --marca: #0f62fe;
  --texto: #101828;
  --gris: #667085;
  --gris-claro: #eaecf0;
  --fondo: #f5f7fb;
  --card: #ffffff;
  --verde: #067647;
  --verde-fondo: #ecfdf3;
  --rojo: #b42318;
  --rojo-fondo: #fef3f2;
  --ambar: #b54708;
  --ambar-fondo: #fffaeb;
  --radio: 14px;
  --sombra: 0 1px 3px rgba(16, 24, 40, 0.08), 0 1px 2px rgba(16, 24, 40, 0.04);
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  color: var(--texto);
  background: var(--fondo);
  line-height: 1.5;
}

.wrap { max-width: 760px; margin: 0 auto; padding: 0 20px; }

/* ------------------------------------------------------------- cabecera */

.top { background: var(--card); border-bottom: 1px solid var(--gris-claro); }
.top .wrap {
  display: flex; align-items: center; justify-content: space-between;
  gap: 12px; flex-wrap: wrap; padding-top: 14px; padding-bottom: 14px;
}
.logo { display: flex; align-items: center; gap: 9px; font-weight: 700; font-size: 18px; letter-spacing: -0.2px; }
.rayo {
  width: 30px; height: 30px; display: inline-flex; align-items: center; justify-content: center;
  background: var(--marca); color: #fff; border-radius: 9px; font-size: 15px;
}
.menu { display: flex; gap: 14px; font-size: 14px; flex-wrap: wrap; }
.menu a { color: var(--gris); text-decoration: none; font-weight: 600; }
.menu a:hover { color: var(--marca); }
.mini { color: var(--gris); font-size: 13px; }

main { padding: 34px 0 26px; }

h1 { font-size: clamp(22px, 4.5vw, 30px); line-height: 1.15; letter-spacing: -0.5px; margin: 0 0 8px; }
h2 { font-size: 19px; letter-spacing: -0.3px; margin: 30px 0 10px; }
.sub { color: var(--gris); font-size: 16px; margin: 0 0 24px; }
.sub-mini { color: var(--gris); font-size: 14px; margin: 0 0 18px; }

/* ------------------------------------------------------------- tarjetas */

.panel-card, .form-card {
  background: var(--card); border-radius: var(--radio); box-shadow: var(--sombra);
  padding: 22px; margin-bottom: 16px;
}
.form-card { max-width: 440px; }
.form-card h1 { font-size: 24px; margin-bottom: 4px; }
.panel-card h3 { margin: 0 0 12px; font-size: 16px; letter-spacing: -0.2px; }
.panel-card > p { font-size: 14px; color: #475467; margin: 0 0 12px; }
.panel-card > p:last-child { margin-bottom: 0; }

/* ---------------------------------------------------------------- saldo */

.saldo-card {
  background: var(--card); border-radius: var(--radio); box-shadow: var(--sombra);
  padding: 18px 22px; display: flex; align-items: center; justify-content: space-between;
  gap: 14px; margin-bottom: 22px; flex-wrap: wrap;
}
.saldo-card .etiqueta {
  color: var(--gris); font-size: 12.5px; font-weight: 600;
  text-transform: uppercase; letter-spacing: 0.4px;
}
.saldo-card .numero { font-size: 34px; font-weight: 800; letter-spacing: -1px; line-height: 1.1; }
.saldo-card .numero small { font-size: 15px; font-weight: 600; color: var(--gris); letter-spacing: 0; }

/* --------------------------------------------------------------- tramos */

.tramos { display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 12px; margin-top: 6px; }
.tramo {
  background: var(--card); border: 1px solid var(--gris-claro); border-radius: var(--radio);
  padding: 16px; text-align: center; text-decoration: none; color: var(--texto);
  transition: border-color 0.15s, box-shadow 0.15s;
}
.tramo:hover { border-color: var(--marca); box-shadow: var(--sombra); }
.tramo .n { font-size: 22px; font-weight: 800; letter-spacing: -0.6px; }
.tramo .et { color: var(--gris); font-size: 12.5px; }
.tramo .cta { color: var(--marca); font-size: 13px; font-weight: 700; margin-top: 8px; }

/* ---------------------------------------------------------- formularios */

.campo { margin-bottom: 13px; }
.campo label { display: block; font-size: 13px; font-weight: 600; margin-bottom: 5px; }
.campo input[type="text"], .campo input[type="email"], .campo input[type="password"] {
  width: 100%; padding: 11px 13px; border: 1px solid #cfd6e4; border-radius: 10px;
  font-size: 15px; font-family: inherit; background: #fff; color: var(--texto);
}
.campo input:focus { outline: 2px solid var(--marca); outline-offset: -1px; border-color: transparent; }

.btn-primario {
  background: var(--marca); color: #fff; border: 0; border-radius: 11px;
  padding: 12px 20px; font-size: 15px; font-weight: 700; cursor: pointer; font-family: inherit;
  transition: filter 0.15s;
}
.btn-primario:hover { filter: brightness(0.92); }
.btn-secundario {
  background: none; border: 1px solid #cfd6e4; border-radius: 11px;
  padding: 11px 18px; font-size: 14px; font-weight: 600; color: var(--texto);
  cursor: pointer; font-family: inherit;
}
.btn-secundario:hover { border-color: var(--marca); color: var(--marca); }
a.btn-secundario { display: inline-block; text-decoration: none; }
.acciones { display: flex; gap: 10px; flex-wrap: wrap; align-items: center; margin: 4px 0 18px; }

.enlace-suave { color: var(--gris); font-size: 14px; margin: 14px 0 0; }
a { color: var(--marca); }

/* --------------------------------------------------------------- subida */

.dropzone {
  display: block; background: var(--card); border: 2px dashed #cfd6e4; border-radius: 18px;
  padding: 38px 24px; text-align: center; cursor: pointer; transition: all 0.15s; margin: 0 0 10px;
}
.dropzone:hover { border-color: var(--marca); background: #f0f5ff; }
.dropzone.arrastrando { border-color: var(--marca); background: #f0f5ff; box-shadow: 0 0 0 4px rgba(59, 108, 231, 0.15); }
.dropzone .dz-icon { font-size: 36px; margin-bottom: 8px; }
.dropzone p { margin: 6px 0; font-size: 15.5px; }
.dropzone .hint { color: var(--gris); font-size: 13px; }
.dropzone input[type="file"] { position: absolute; width: 1px; height: 1px; opacity: 0; overflow: hidden; }
.privacidad-mini { text-align: center; color: var(--gris); font-size: 13px; margin: 4px 0 18px; }

/* --------------------------------------------------------------- tablas */

.tabla { width: 100%; border-collapse: collapse; font-size: 13.5px; }
.tabla th {
  text-align: left; color: var(--gris); font-size: 12px; text-transform: uppercase;
  letter-spacing: 0.4px; padding: 8px 10px; border-bottom: 1px solid var(--gris-claro);
}
.tabla td { padding: 9px 10px; border-bottom: 1px solid #f2f4f7; vertical-align: top; }
.tabla tr:last-child td { border-bottom: 0; }

/* ficha clave-valor */
.ficha { margin-top: 4px; }
.ficha > div {
  display: flex; justify-content: space-between; gap: 14px;
  padding: 9px 0; border-bottom: 1px solid #f2f4f7; font-size: 14.5px;
}
.ficha > div:last-child { border-bottom: 0; }
.ficha span { color: var(--gris); }
.ficha strong { text-align: right; }

/* --------------------------------------------------------------- avisos */

.error-box { background: var(--rojo-fondo); border-radius: var(--radio); padding: 18px 22px; margin-bottom: 16px; }
.error-box p { color: var(--rojo); font-weight: 600; margin: 0; }
.ok-box { background: var(--verde-fondo); border-radius: var(--radio); padding: 26px; text-align: center; }
.ok-box h1 { color: var(--verde); margin-bottom: 6px; }
.ok-box p { margin: 0 0 8px; }
.nota { background: var(--ambar-fondo); border-radius: 10px; padding: 12px 14px; color: var(--ambar); font-size: 13.5px; margin: 14px 0; }

code { background: #f2f4f7; border-radius: 6px; padding: 2px 6px; font-size: 12.5px; }

/* --------------------------------------------------------------- footer */

.pie { padding: 6px 20px 40px; color: var(--gris); font-size: 13px; text-align: center; }

@media (max-width: 620px) {
  main { padding-top: 26px; }
  .top .wrap { justify-content: center; text-align: center; }
}