/* ==========================================================================
   SOLIDARIDAD VISUAL - ESTILOS DEL LOGIN
   Paleta de Colores Oficial:
   - Púrpura Institucional: #4D1695 (Logo SV)
   - Naranja Cálido: #F58400 (Logo SV)
   - Púrpura Oscuro: #310866
   - Fondo Suave: #F8F6FD
   ========================================================================== */

:root {
  --color-primary: #4D1695;
  --color-primary-dark: #350B6E;
  --color-primary-deep: #22064A;
  --color-primary-light: #6C28C7;
  --color-primary-tint: #F3EEFB;
  --color-primary-subtle: rgba(77, 22, 149, 0.08);

  --color-secondary: #F58400;
  --color-secondary-dark: #D47200;
  --color-secondary-light: #FF9B26;
  --color-secondary-tint: #FFF4E8;
  --color-secondary-glow: rgba(245, 132, 0, 0.25);

  --color-bg-page: #F8F6FD;
  --color-surface: #FFFFFF;
  --color-text-main: #1F1433;
  --color-text-muted: #665C7A;
  --color-border: #E5DCF2;
  --color-border-focus: #4D1695;

  --radius-lg: 24px;
  --radius-md: 14px;
  --radius-sm: 10px;

  --shadow-card: 0 20px 48px -12px rgba(77, 22, 149, 0.18), 0 4px 16px rgba(0, 0, 0, 0.04);
  --shadow-btn: 0 10px 24px -6px rgba(77, 22, 149, 0.4);
  --shadow-btn-hover: 0 14px 28px -6px rgba(245, 132, 0, 0.45);
}

/* Reset y Base */
* {
  box-sizing: border-box;
}

body.login-page {
  font-family: 'Plus Jakarta Sans', system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background-color: var(--color-bg-page);
  color: var(--color-text-main);
  min-height: 100vh;
  margin: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem 1rem;
  position: relative;
  overflow-x: hidden;
}

/* Fondo decorativo con auras sutiles de la marca */
.bg-ambient-orb {
  position: fixed;
  border-radius: 50%;
  filter: blur(90px);
  pointer-events: none;
  z-index: 0;
  opacity: 0.55;
}

.orb-purple {
  width: 450px;
  height: 450px;
  background: radial-gradient(circle, rgba(77, 22, 149, 0.25) 0%, rgba(77, 22, 149, 0) 70%);
  top: -100px;
  left: -80px;
}

.orb-orange {
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(245, 132, 0, 0.2) 0%, rgba(245, 132, 0, 0) 70%);
  bottom: -80px;
  right: -60px;
}

/* Tarjeta Principal */
.auth-wrapper {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: 1020px;
  margin: auto;
}

.auth-card {
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
  border: 1px solid rgba(77, 22, 149, 0.08);
  overflow: hidden;
  display: grid;
  grid-template-columns: 1.15fr 1fr;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

/* --------------------------------------------------------------------------
   LADO IZQUIERDO: Branding e Ilustración Amigable
   -------------------------------------------------------------------------- */
.auth-brand-side {
  background: linear-gradient(155deg, var(--color-primary) 0%, var(--color-primary-dark) 50%, var(--color-primary-deep) 100%);
  padding: 2.75rem 2.5rem;
  color: #FFFFFF;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  position: relative;
  overflow: hidden;
}

/* Decoraciones geométricas sutiles de fondo */
.auth-brand-side::before {
  content: "";
  position: absolute;
  top: -60px;
  right: -60px;
  width: 200px;
  height: 200px;
  border-radius: 50%;
  background: rgba(245, 132, 0, 0.15);
  pointer-events: none;
}

.auth-brand-side::after {
  content: "";
  position: absolute;
  bottom: -40px;
  left: -40px;
  width: 160px;
  height: 160px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.06);
  pointer-events: none;
}

.brand-header {
  position: relative;
  z-index: 2;
}

/* Contenedor del Logo con fondo blanco nítido */
.brand-logo-badge {
  background: #FFFFFF;
  display: inline-block;
  padding: 0.85rem 1.4rem;
  border-radius: 16px;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
  margin-bottom: 1.25rem;
  transition: transform 0.25s ease;
}

.brand-logo-badge:hover {
  transform: translateY(-2px);
}

.brand-logo-badge img {
  height: 48px;
  width: auto;
  display: block;
  object-fit: contain;
}

/* Ilustración central amigable */
.brand-illustration-wrap {
  position: relative;
  z-index: 2;
  margin: 1.25rem 0;
  text-align: center;
}

.brand-illustration-wrap img {
  max-width: 100%;
  height: auto;
  max-height: 250px;
  filter: drop-shadow(0 12px 24px rgba(0, 0, 0, 0.2));
  animation: floatIllustration 4s ease-in-out infinite alternate;
}

@keyframes floatIllustration {
  0% { transform: translateY(0px); }
  100% { transform: translateY(-8px); }
}

/* Lema y Badges */
.brand-quote {
  position: relative;
  z-index: 2;
  background: rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-left: 4px solid var(--color-secondary);
  padding: 0.85rem 1.1rem;
  border-radius: var(--radius-sm);
  margin-bottom: 1.25rem;
}

.brand-quote p {
  font-size: 0.92rem;
  font-style: italic;
  font-weight: 500;
  margin: 0;
  color: #F8F5FF;
  line-height: 1.4;
}

.brand-features {
  position: relative;
  z-index: 2;
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
}

.brand-chip {
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.18);
  color: #FFFFFF;
  font-size: 0.78rem;
  font-weight: 600;
  padding: 0.35rem 0.75rem;
  border-radius: 20px;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  letter-spacing: 0.2px;
}

.brand-chip i {
  color: var(--color-secondary-light);
}

/* --------------------------------------------------------------------------
   LADO DERECHO: Formulario de Login
   -------------------------------------------------------------------------- */
.auth-form-side {
  padding: 3rem 2.75rem;
  display: flex;
  flex-direction: column;
  justify-content: center;
  background: var(--color-surface);
}

/* Cabecera del formulario en móvil */
.mobile-logo-header {
  display: none; /* Visible solo en móviles */
  text-align: center;
  margin-bottom: 1.5rem;
}

.mobile-logo-badge {
  background: #FFFFFF;
  display: inline-block;
  padding: 0.75rem 1.25rem;
  border-radius: 14px;
  box-shadow: 0 4px 16px rgba(77, 22, 149, 0.1);
  border: 1px solid var(--color-border);
}

.mobile-logo-badge img {
  height: 44px;
  width: auto;
  display: block;
}

.form-header {
  margin-bottom: 1.75rem;
}

.form-header-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  background: var(--color-secondary-tint);
  color: var(--color-secondary-dark);
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.6px;
  padding: 0.3rem 0.75rem;
  border-radius: 20px;
  margin-bottom: 0.65rem;
  border: 1px solid rgba(245, 132, 0, 0.2);
}

.form-title {
  font-size: 1.75rem;
  font-weight: 800;
  color: var(--color-primary-dark);
  margin-bottom: 0.35rem;
  letter-spacing: -0.5px;
}

.form-subtitle {
  color: var(--color-text-muted);
  font-size: 0.92rem;
  margin: 0;
  line-height: 1.45;
}

/* Campos de Entrada */
.form-group-custom {
  margin-bottom: 1.25rem;
}

.form-group-custom label {
  display: block;
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--color-text-main);
  margin-bottom: 0.45rem;
}

.input-icon-wrapper {
  position: relative;
  display: flex;
  align-items: center;
}

.input-icon-prefix {
  position: absolute;
  left: 1rem;
  color: var(--color-primary);
  font-size: 1.15rem;
  display: flex;
  align-items: center;
  justify-content: center;
  pointer-events: none;
  z-index: 3;
  transition: color 0.2s ease;
}

.form-control-custom,
.form-select-custom {
  width: 100%;
  min-height: 50px;
  padding: 0.75rem 1rem 0.75rem 2.9rem;
  font-size: 0.95rem;
  font-family: inherit;
  color: var(--color-text-main);
  background-color: #FAFAFE;
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-sm);
  outline: none;
  transition: all 0.2s ease-in-out;
}

.form-control-custom:focus,
.form-select-custom:focus {
  background-color: #FFFFFF;
  border-color: var(--color-border-focus);
  box-shadow: 0 0 0 4px rgba(77, 22, 149, 0.12);
}

.form-control-custom:focus + .input-icon-prefix,
.input-icon-wrapper:focus-within .input-icon-prefix {
  color: var(--color-secondary);
}

/* Botón alternar visibilidad de contraseña */
.btn-toggle-password {
  position: absolute;
  right: 0.5rem;
  top: 50%;
  transform: translateY(-50%);
  background: transparent;
  border: none;
  color: var(--color-text-muted);
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  border-radius: 8px;
  font-size: 1.15rem;
  z-index: 4;
  transition: color 0.2s, background-color 0.2s;
}

.btn-toggle-password:hover {
  color: var(--color-primary);
  background-color: var(--color-primary-tint);
}

.btn-toggle-password:focus-visible {
  outline: 2px solid var(--color-secondary);
}

/* Botón de Entrada Principal */
.btn-submit-login {
  width: 100%;
  min-height: 52px;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  color: #FFFFFF;
  border: none;
  border-radius: var(--radius-sm);
  font-size: 1rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  cursor: pointer;
  box-shadow: var(--shadow-btn);
  transition: all 0.25s ease;
  margin-top: 0.5rem;
  padding: 0.85rem 1.5rem;
  position: relative;
  overflow: hidden;
}

.btn-submit-login::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: linear-gradient(90deg, var(--color-secondary), var(--color-secondary-light));
  opacity: 0.9;
}

.btn-submit-login:hover {
  background: linear-gradient(135deg, #571AA7 0%, var(--color-primary) 100%);
  transform: translateY(-2px);
  box-shadow: var(--shadow-btn-hover);
  color: #FFFFFF;
}

.btn-submit-login:active {
  transform: translateY(0);
}

.btn-submit-login:focus-visible {
  outline: 3px solid var(--color-secondary);
  outline-offset: 2px;
}

.btn-submit-login i {
  font-size: 1.15rem;
  transition: transform 0.2s ease;
}

.btn-submit-login:hover i {
  transform: translateX(3px);
}

/* Spinner dentro del botón al procesar */
.btn-spinner {
  display: none;
  width: 1.25rem;
  height: 1.25rem;
  border: 2px solid rgba(255, 255, 255, 0.3);
  border-top-color: #FFFFFF;
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

.btn-submit-login.loading .btn-text,
.btn-submit-login.loading i {
  display: none;
}

.btn-submit-login.loading .btn-spinner {
  display: inline-block;
}

/* Alertas de Error Personalizadas */
.custom-alert-error {
  background-color: #FFF2F0;
  border: 1px solid #FFCCC7;
  color: #CF1322;
  border-radius: var(--radius-sm);
  padding: 0.85rem 1rem;
  font-size: 0.88rem;
  display: flex;
  align-items: center;
  gap: 0.6rem;
  margin-bottom: 1.25rem;
  animation: shakeAlert 0.4s ease;
}

.custom-alert-warning {
  background-color: var(--color-secondary-tint);
  border: 1px solid #FFD591;
  color: #D46B08;
  border-radius: var(--radius-sm);
  padding: 0.85rem 1rem;
  font-size: 0.88rem;
  display: flex;
  align-items: center;
  gap: 0.6rem;
  margin-bottom: 1.25rem;
}

@keyframes shakeAlert {
  0%, 100% { transform: translateX(0); }
  25% { transform: translateX(-4px); }
  75% { transform: translateX(4px); }
}

/* Pie del formulario / Indicadores de Seguridad */
.form-footer-security {
  margin-top: 1.75rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-size: 0.8rem;
  color: var(--color-text-muted);
  text-align: center;
}

.form-footer-security i {
  color: #10B981; /* Verde seguridad */
}

/* --------------------------------------------------------------------------
   RESPONSIVE DESIGN (Móviles y Tablets)
   -------------------------------------------------------------------------- */
@media (max-width: 991.98px) {
  body.login-page {
    padding: 1rem 0.75rem;
    align-items: flex-start;
  }

  .auth-wrapper {
    max-width: 520px;
    margin: 1.5rem auto;
  }

  .auth-card {
    grid-template-columns: 1fr;
    border-radius: 20px;
  }

  /* En pantallas móviles ocultamos la columna izquierda para evitar scroll eterno */
  .auth-brand-side {
    display: none;
  }

  /* Mostramos el encabezado con logo en la cabecera del formulario */
  .mobile-logo-header {
    display: block;
  }

  .auth-form-side {
    padding: 2.25rem 1.75rem;
  }

  .form-title {
    font-size: 1.5rem;
    text-align: center;
  }

  .form-subtitle {
    text-align: center;
  }

  .form-header-badge {
    margin: 0 auto 0.65rem auto;
  }
}

@media (max-width: 480px) {
  body.login-page {
    padding: 0.5rem;
  }

  .auth-wrapper {
    margin: 0.75rem auto;
  }

  .auth-form-side {
    padding: 1.75rem 1.25rem;
  }

  .form-control-custom,
  .form-select-custom {
    font-size: 16px; /* Evita auto-zoom en iOS Safari */
    min-height: 48px;
  }

  .btn-submit-login {
    min-height: 50px;
  }
}

/* Soporte para modo de alto contraste o reducción de movimiento */
@media (prefers-reduced-motion: reduce) {
  .brand-illustration-wrap img {
    animation: none;
  }
  .btn-submit-login,
  .custom-alert-error {
    transition: none;
    animation: none;
  }
}