/* Pantalla de acceso al gestor. */

* { box-sizing: border-box; }

body {
  margin: 0;
  min-height: 100vh;
  display: grid;
  place-items: center;
  background: radial-gradient(900px 500px at 70% 20%, #223036 0%, #14191c 60%);
  color: #16202e;
  font: 15px/1.5 "Segoe UI", system-ui, sans-serif;
  padding: 24px;
}

.caja {
  background: #fff;
  width: 100%;
  max-width: 380px;
  padding: 34px 34px 30px;
  border-radius: 12px;
  box-shadow: 0 10px 40px rgba(0, 0, 0, .35), 0 0 0 1px rgba(23,224,242,.2);
  text-align: center;
}
.logo { display: block; margin: 0 auto 10px; border-radius: 50%; box-shadow: 0 0 0 3px rgba(23,224,242,.5); }
.marca { font-size: 24px; margin: 0; letter-spacing: .14em; text-transform: uppercase; font-weight: 800; color: #1c2326; }
.marca::first-letter { color: #0cc5d8; }
.subtitulo { color: #6b7280; margin: 2px 0 26px; font-size: 14.5px; }

form { text-align: left; }
label { display: block; margin-bottom: 18px; }
label span { display: block; font-size: 13px; font-weight: 600; color: #37475a; margin-bottom: 6px; }

input {
  width: 100%;
  font: 16px inherit;
  padding: 12px 14px;
  border: 1px solid #c6d0da;
  border-radius: 7px;
  color: #16202e;
}
input:focus { outline: none; border-color: #0cc5d8; box-shadow: 0 0 0 3px #d8f7fb; }

button {
  width: 100%;
  background: #1c2326;
  color: #17e0f2;
  border: 0;
  border-radius: 7px;
  padding: 14px;
  font: 700 16px inherit;
  cursor: pointer;
  margin-top: 6px;
}
button:hover { background: #000; }
button:disabled { background: #9aa8b5; color: #fff; cursor: default; }

.error { color: #b3261e; font-size: 14px; margin: 0 0 12px; min-height: 1px; }
.pie { color: #8a94a0; font-size: 12.5px; margin: 24px 0 0; }