/*
 * SGDEA Login - Componente Profesional
 * Diseño Moderno y Accesible
 */

/* === FUENTE INTER === */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&display=swap');

/* === VARIABLES CSS === */
:root {
  --color-primary: #1e3a8a;
  /* Azul oscuro vibrante */
  --color-primary-hover: #1e40af;
  --color-text-label: #333333;
  /* Gris oscuro alto contraste */
  --color-text: #1f2937;
  --color-text-secondary: #6b7280;
  --color-bg-form: #ffffff;
  --color-border: #d1d5db;
  --color-border-focus: #3b82f6;
  --color-error: #dc2626;
  --color-link: #2563eb;
  /* Azul WCAG AA compliant */
  --font-family: 'Inter', system-ui, -apple-system, sans-serif;
  --border-radius: 10px;
  --border-radius-card: 16px;
}

/* === RESET Y BASE === */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

/* === FONDO MESH GRADIENT === */
body {
  font-family: var(--font-family);
  min-height: 100vh;
  background:
    radial-gradient(ellipse at 20% 30%, rgba(139, 92, 246, 0.4) 0%, transparent 50%),
    radial-gradient(ellipse at 80% 20%, rgba(59, 130, 246, 0.3) 0%, transparent 50%),
    radial-gradient(ellipse at 60% 80%, rgba(147, 51, 234, 0.35) 0%, transparent 50%),
    radial-gradient(ellipse at 10% 90%, rgba(99, 102, 241, 0.3) 0%, transparent 50%),
    linear-gradient(135deg, #e0e7ff 0%, #c7d2fe 50%, #ddd6fe 100%) !important;
  background-size: cover !important;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

/* Prevenir que #cuerpo_login reciba fondo (compatibilidad con código legacy) */
#cuerpo_login {
  background-image: none !important;
}

/* === LAYOUT === */
#general {
  width: 100%;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* === TARJETA DEL FORMULARIO === */
.form-container {
  background-color: var(--color-bg-form);
  border-radius: var(--border-radius-card);
  box-shadow:
    0 4px 6px -1px rgba(0, 0, 0, 0.1),
    0 10px 15px -3px rgba(0, 0, 0, 0.1),
    0 20px 25px -5px rgba(0, 0, 0, 0.05);
  padding: 50px 55px;
  width: 100%;
  max-width: 460px;
  text-align: center;
}

/* === BRANDING / LOGO === */
#titulo_login {
  margin-bottom: 32px;
}

.logo-header {
  max-width: 280px;
  /* Aumentado de 160px */
  height: auto;
  margin-bottom: 24px;
  object-fit: contain;
  /* Truco para blancos: multiplica para quitar gris claro, y aumenta brillo/contraste para limpiar */
  mix-blend-mode: multiply;
  filter: contrast(1.2) brightness(1.1);
}

.main-title {
  color: var(--color-text);
  font-size: 24px;
  font-weight: 700;
  margin: 0;
  line-height: 1.3;
  letter-spacing: -0.02em;
}

/* === INPUTS === */
.input-group {
  margin-bottom: 20px;
  text-align: left;
}

.input-group label {
  display: block;
  font-size: 14px;
  font-weight: 600;
  color: var(--color-text-label);
  /* #333 alto contraste */
  margin-bottom: 8px;
}

.input-wrapper {
  position: relative;
}

.input-modern {
  width: 100%;
  padding: 14px 16px;
  /* Padding generoso */
  padding-right: 48px;
  /* Espacio para icono */
  font-size: 16px;
  font-family: var(--font-family);
  color: var(--color-text);
  background-color: #f9fafb;
  border: 1.5px solid var(--color-border);
  border-radius: var(--border-radius);
  outline: none;
  transition: all 0.2s ease;
}

.input-modern:focus {
  border-color: var(--color-border-focus);
  background-color: #ffffff;
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.15);
}

.input-modern::placeholder {
  color: #9ca3af;
}

/* Icono Toggle Password */
.toggle-password {
  position: absolute;
  right: 14px;
  top: 50%;
  transform: translateY(-50%);
  background: none;
  border: none;
  cursor: pointer;
  color: #6b7280;
  font-size: 20px;
  padding: 4px;
  border-radius: 4px;
  transition: color 0.2s, background-color 0.2s;
}

.toggle-password:hover {
  color: var(--color-text);
  background-color: #f3f4f6;
}

.toggle-password:focus {
  outline: 2px solid var(--color-border-focus);
  outline-offset: 2px;
}

/* === CHECKBOX RECORDARME (Área de clic optimizada) === */
.remember-group {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 24px;
  text-align: left;
}

.remember-group input[type="checkbox"] {
  width: 20px;
  height: 20px;
  accent-color: var(--color-primary);
  cursor: pointer;
  border-radius: 4px;
}

.remember-group label {
  font-size: 14px;
  font-weight: 500;
  color: var(--color-text-secondary);
  cursor: pointer;
  padding: 4px 0;
  /* Área de clic más grande */
  user-select: none;
}

/* === BOTÓN PRINCIPAL === */
.contenedor_botones3 {
  margin-top: 8px;
}

#boton_ingreso {
  width: 100%;
  padding: 16px 24px;
  font-size: 16px;
  font-weight: 600;
  font-family: var(--font-family);
  color: #ffffff;
  background-color: var(--color-primary);
  /* Azul oscuro vibrante */
  border: none;
  border-radius: var(--border-radius);
  cursor: pointer;
  transition: all 0.2s ease;
}

#boton_ingreso:hover {
  background-color: var(--color-primary-hover);
  /* Hover oscurece */
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(30, 58, 138, 0.35);
}

#boton_ingreso:active {
  transform: translateY(0);
}

#boton_ingreso:focus {
  outline: 2px solid var(--color-border-focus);
  outline-offset: 2px;
}

/* === LINK OLVIDASTE CONTRASEÑA (WCAG AA) === */
.forgot-password {
  margin-top: 20px;
}

.forgot-password a {
  font-size: 14px;
  font-weight: 500;
  color: var(--color-link);
  /* Azul con contraste WCAG AA */
  text-decoration: none;
  transition: color 0.2s, text-decoration 0.2s;
}

.forgot-password a:hover,
.forgot-password a:focus {
  text-decoration: underline;
  color: #1d4ed8;
}

.forgot-password a:focus {
  outline: 2px solid var(--color-border-focus);
  outline-offset: 2px;
}

/* === ERRORES === */
.error-container {
  margin-bottom: 16px;
}

.errores {
  background-color: #fef2f2;
  border: 1px solid #fecaca;
  color: var(--color-error);
  padding: 12px 16px;
  border-radius: var(--border-radius);
  font-size: 14px;
  display: none;
  margin-bottom: 10px;
  text-align: left;
}

/* === FOOTER LOGOS === */
.logos-footer {
  margin-top: 36px;
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 28px;
}

#logo_empresa {
  max-width: 80px;
  height: auto;
}

#logo_principal {
  max-width: 110px;
  height: auto;
}

.logo-img {
  max-height: 50px;
  width: auto;
  object-fit: contain;
  opacity: 0.85;
  transition: opacity 0.2s;
}

.logo-img:hover {
  opacity: 1;
}

/* === VERSION === */
.footer.center {
  position: fixed;
  bottom: 15px;
  width: 100%;
  text-align: center;
  pointer-events: none;
}

#version {
  color: rgba(255, 255, 255, 0.85);
  font-size: 12px;
  font-weight: 500;
  text-shadow: 0 1px 3px rgba(0, 0, 0, 0.2);
}

/* === RESPONSIVE === */
@media screen and (max-width: 520px) {
  body {
    padding: 16px;
  }

  .form-container {
    padding: 40px 28px;
    border-radius: 12px;
  }

  .logo-header {
    max-width: 140px;
  }

  .main-title {
    font-size: 20px;
  }

  .input-modern {
    padding: 12px 14px;
    padding-right: 44px;
    font-size: 15px;
  }

  .logos-footer {
    flex-direction: column;
    gap: 16px;
  }
}