/* =====================================================================
   assets/css/login.css
   Acceso a la plataforma Grupo Domingo.

   Identidad Grupo Domingo (holding): grafito profundo + bronce contenido.
   Deliberadamente distinta del azul de Avalora: al ingresar, el mundo
   cambia de marca y eso se tiene que notar.
   ===================================================================== */

:root {
  --gd-negro:        #0E1013;
  --gd-grafito:      #16191E;
  --gd-grafito-alto: #1E222A;
  --gd-linea:        #2A2F38;

  --gd-bronce:       #C0A16B;
  --gd-bronce-claro: #D8C094;

  --gd-papel:        #FBFAF8;
  --gd-papel-hueso:  #F2F0EC;
  --gd-borde:        #E0DDD6;
  --gd-tinta:        #1A1D21;
  --gd-tinta-suave:  #6B6F76;

  --gd-error:        #B3261E;
  --gd-error-fondo:  #FCF2F1;
  --gd-aviso-fondo:  #F5F1E8;

  --tipo-titulo: "Montserrat", -apple-system, "Segoe UI", Arial, sans-serif;
  --tipo-texto:  "Source Sans 3", "Source Sans Pro", -apple-system, "Segoe UI", Arial, sans-serif;
}

*, *::before, *::after { box-sizing: border-box; }

html, body {
  height: 100%;
  margin: 0;
}

body {
  font-family: var(--tipo-texto);
  font-size: 16px;
  line-height: 1.6;
  color: var(--gd-tinta);
  background: var(--gd-papel);
  -webkit-font-smoothing: antialiased;
}

/* ------------------------------ Estructura ------------------------ */

.acceso {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  min-height: 100vh;
}

/* ------------------------------ Panel de marca -------------------- */

.marca {
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 56px 64px;
  background:
    radial-gradient(120% 90% at 12% 0%, #20242C 0%, rgba(32,36,44,0) 62%),
    linear-gradient(160deg, var(--gd-grafito) 0%, var(--gd-negro) 100%);
  color: #FFFFFF;
}

/* Trama geométrica muy tenue: da textura sin ruido visual. */
.marca__trama {
  position: absolute;
  inset: 0;
  pointer-events: none;
  opacity: 0.5;
  background-image:
    linear-gradient(to right,  rgba(255,255,255,0.028) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255,255,255,0.028) 1px, transparent 1px);
  background-size: 76px 76px;
  mask-image: radial-gradient(85% 75% at 25% 35%, #000 0%, transparent 100%);
  -webkit-mask-image: radial-gradient(85% 75% at 25% 35%, #000 0%, transparent 100%);
}

.marca > *:not(.marca__trama) { position: relative; z-index: 1; }

.marca__kicker {
  font-family: var(--tipo-titulo);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--gd-bronce);
}

.marca__centro { max-width: 520px; }

.marca__wordmark {
  margin: 0;
  font-family: var(--tipo-titulo);
  line-height: 1.02;
}

.marca__grupo {
  display: block;
  font-size: clamp(30px, 3.4vw, 46px);
  font-weight: 300;
  letter-spacing: 0.30em;
  color: rgba(255,255,255,0.62);
}

.marca__domingo {
  display: block;
  margin-top: 2px;
  font-size: clamp(42px, 5.6vw, 78px);
  font-weight: 600;
  letter-spacing: 0.055em;
  color: #FFFFFF;
}

.marca__regla {
  display: block;
  width: 68px;
  height: 2px;
  margin: 34px 0 26px;
  background: var(--gd-bronce);
}

.marca__bajada {
  margin: 0;
  max-width: 44ch;
  font-size: 17px;
  font-weight: 300;
  line-height: 1.75;
  color: rgba(255,255,255,0.66);
}

.marca__pie {
  display: flex;
  align-items: center;
  gap: 14px;
  font-size: 12px;
  letter-spacing: 0.06em;
  color: rgba(255,255,255,0.34);
}

.marca__punto {
  width: 3px; height: 3px;
  border-radius: 50%;
  background: rgba(255,255,255,0.28);
}

/* ------------------------------ Panel de acceso ------------------- */

.acceso__panel {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  padding: 48px 40px 28px;
  background: var(--gd-papel);
}

.formulario {
  width: 100%;
  max-width: 372px;
  margin: auto 0;
}

.formulario__encabezado { margin-bottom: 34px; }

.formulario__encabezado h2 {
  margin: 0 0 6px;
  font-family: var(--tipo-titulo);
  font-size: 26px;
  font-weight: 600;
  letter-spacing: -0.005em;
  color: var(--gd-tinta);
}

.formulario__encabezado p {
  margin: 0;
  font-size: 14.5px;
  font-weight: 300;
  color: var(--gd-tinta-suave);
}

/* ------------------------------ Campos ---------------------------- */

.campo { margin-bottom: 20px; }

.campo label {
  display: block;
  margin-bottom: 8px;
  font-family: var(--tipo-titulo);
  font-size: 10.5px;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--gd-tinta-suave);
}

.campo input[type="text"],
.campo input[type="password"] {
  width: 100%;
  height: 48px;
  padding: 0 15px;
  font-family: var(--tipo-texto);
  font-size: 15.5px;
  color: var(--gd-tinta);
  background: #FFFFFF;
  border: 1px solid var(--gd-borde);
  border-radius: 3px;
  outline: none;
  transition: border-color .16s ease, box-shadow .16s ease;
}

.campo input::placeholder {
  color: #B6B2AA;
  font-weight: 300;
}

.campo input:hover { border-color: #C9C5BC; }

.campo input:focus {
  border-color: var(--gd-tinta);
  box-shadow: 0 0 0 3px rgba(26,29,33,0.07);
}

#cliente {
  text-transform: uppercase;
  letter-spacing: 0.04em;
  font-weight: 600;
}

/* Botón del ojo dentro del campo de contraseña */
.campo__clave { position: relative; }

.campo__clave input { padding-right: 46px; }

.ojo {
  position: absolute;
  top: 50%;
  right: 6px;
  transform: translateY(-50%);
  display: flex;
  align-items: center;
  justify-content: center;
  width: 34px; height: 34px;
  padding: 0;
  color: #A9A59C;
  background: none;
  border: 0;
  border-radius: 3px;
  cursor: pointer;
  transition: color .15s ease, background .15s ease;
}

.ojo:hover { color: var(--gd-tinta); background: var(--gd-papel-hueso); }
.ojo--activo { color: var(--gd-tinta); }

/* ------------------------------ Botón ----------------------------- */

.boton {
  width: 100%;
  height: 50px;
  margin-top: 10px;
  font-family: var(--tipo-titulo);
  font-size: 12.5px;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: #FFFFFF;
  background: var(--gd-tinta);
  border: 1px solid var(--gd-tinta);
  border-radius: 3px;
  cursor: pointer;
  transition: background .18s ease, transform .12s ease;
}

.boton:hover  { background: #000000; }
.boton:active { transform: translateY(1px); }

.boton:focus-visible {
  outline: 2px solid var(--gd-bronce);
  outline-offset: 2px;
}

/* ------------------------------ Alertas --------------------------- */

.alerta {
  display: flex;
  align-items: flex-start;
  gap: 9px;
  margin-bottom: 22px;
  padding: 12px 14px;
  font-size: 14px;
  line-height: 1.5;
  border-radius: 3px;
  border-left: 3px solid transparent;
}

.alerta--error {
  color: var(--gd-error);
  background: var(--gd-error-fondo);
  border-left-color: var(--gd-error);
}

.alerta--aviso {
  color: #6A5726;
  background: var(--gd-aviso-fondo);
  border-left-color: var(--gd-bronce);
}

.alerta svg { flex: 0 0 auto; margin-top: 2px; }

/* ------------------------------ Pies ------------------------------ */

.formulario__pie {
  margin: 26px 0 0;
  font-size: 13px;
  font-weight: 300;
  line-height: 1.6;
  color: #8E8A82;
}

.acceso__creditos {
  margin-top: 40px;
  font-size: 11.5px;
  letter-spacing: 0.08em;
  color: #A9A59C;
}

/* ------------------------------ Adaptable ------------------------- */

@media (max-width: 1024px) {
  .marca { padding: 44px 44px; }
}

@media (max-width: 860px) {
  .acceso { grid-template-columns: 1fr; }

  .marca {
    min-height: 250px;
    padding: 30px 28px;
    justify-content: center;
    gap: 16px;
  }

  .marca__top, .marca__pie { display: none; }
  .marca__regla { margin: 20px 0 16px; }
  .marca__bajada { font-size: 15px; }

  .acceso__panel { padding: 40px 26px 24px; }
  .formulario { max-width: 420px; }
}

@media (max-width: 400px) {
  .acceso__panel { padding: 30px 20px 20px; }
  .marca__domingo { letter-spacing: 0.03em; }
}

@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; }
}