/* ============================================================================
   SIED v2 - Login Minimalista
   Regla 60-30-10: 
   - 60%: Azul claro (#dbeafe) - Color dominante
   - 30%: Azul vibrante (#2374ab) - Color secundario  
   - 10%: Azul oscuro (#1a2859) - Color de acento
   ============================================================================ */

@import url("https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap");

/* ============================================================================
   VARIABLES CSS
   ============================================================================ */
:root {
  /* Colores principales - Regla 60-30-10 */
  --color-dominante: #dbeafe; /* 60% - Azul claro (fondos principales) */
  --color-secundario: #2374ab; /* 30% - Azul vibrante (elementos importantes) */
  --color-acento: #1a2859; /* 10% - Azul oscuro (detalles y textos) */

  /* Colores complementarios */
  --blanco: #fff;
  --gris-claro: #f8fafc;
  --gris-texto: #64748b;
  --error: #dc2626;
  --success: #059669;

  /* Sombras */
  --shadow-sm: 0 1px 2px 0 rgba(26, 40, 89, 0.05);
  --shadow: 0 1px 3px 0 rgba(26, 40, 89, 0.1),
    0 1px 2px -1px rgba(26, 40, 89, 0.1);
  --shadow-lg: 0 10px 15px -3px rgba(26, 40, 89, 0.1),
    0 4px 6px -4px rgba(26, 40, 89, 0.1);

  /* Espaciado */
  --spacing-xs: 0.5rem;
  --spacing-sm: 0.75rem;
  --spacing-md: 1rem;
  --spacing-lg: 1.5rem;
  --spacing-xl: 2rem;
  --spacing-2xl: 3rem;

  /* Bordes */
  --radius: 8px;
  --radius-lg: 12px;
  --radius-xl: 20px;

  /* Transiciones */
  --transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
  font-size: 16px;
  font-family: "Inter", system-ui, -apple-system, sans-serif;
}

body {
  background: var(--gris-claro);
  background-image: url("./assets/login_wallp.jpg?v=4.0.1");
  background-size: cover;
  background-position: center;
  background-attachment: fixed;
  background-repeat: no-repeat;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-acento);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  padding: var(--spacing-md);
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, 0.45);
  z-index: 0;
  pointer-events: none;
}

/* ============================================================================
   CONTENEDOR PRINCIPAL DEL LOGIN
   ============================================================================ */
.login-wrapper {
  display: flex;
  flex-direction: column;
  align-items: center;
  width: 100%;
  max-width: 420px;
  padding: var(--spacing-md);
  position: relative;
  z-index: 1;
}

.login-container {
  width: 100%;
  max-width: 420px;
  background: var(--blanco);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
}

/* ============================================================================
   CARD DE LOGIN (Lado izquierdo)
   ============================================================================ */
.login-card {
  padding: var(--spacing-2xl);
  display: flex;
  flex-direction: column;
  justify-content: center;
  background: var(--blanco); /* Neutro */
  position: relative;
}

.logo-container {
  text-align: center;
  margin-bottom: var(--spacing-xl);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-sm);
  max-width: 100%;
  overflow: hidden;
}

.logo {
  height: 100px;
  width: auto;
  max-width: 100%;
  object-fit: contain;
  filter: drop-shadow(var(--shadow-sm));
}

/* Logo Motul: pequeño pero legible */
.logo-motul {
  height: 38px;
  width: auto;
  max-width: 110px;
  object-fit: contain;
  object-position: center;
  opacity: 0.95;
}

/* Powered by: MUY pequeño, discreto */
.login-powered {
  margin-top: var(--spacing-md);
  padding: var(--spacing-sm) 0;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
}

.login-powered-text {
  font-size: 0.6rem;
  color: #ffffff;
  text-transform: lowercase;
  letter-spacing: 0.5px;
}

.login-powered-logo {
  height: 18px;
  width: auto;
  max-width: 65px;
  object-fit: contain;
  object-position: center;
  filter: brightness(0) invert(1);
}

/* ============================================================================
   FORMULARIO
   ============================================================================ */
.login-form {
  max-width: 360px;
  margin: 0 auto;
  width: 100%;
}

.login-title {
  font-size: 1.875rem;
  font-weight: 700;
  color: var(--color-acento); /* 10% - Acento para títulos */
  text-align: center;
  margin-bottom: var(--spacing-sm);
}

.login-subtitle {
  font-size: 0.875rem;
  color: var(--gris-texto);
  text-align: center;
  margin-bottom: var(--spacing-2xl);
  font-weight: 400;
}

.input-group {
  margin-bottom: var(--spacing-lg);
}

.input-group input {
  width: 100%;
  padding: var(--spacing-md) var(--spacing-lg);
  border: 2px solid #e2e8f0;
  border-radius: var(--radius);
  font-size: 0.875rem;
  font-family: inherit;
  background: var(--gris-claro);
  color: var(--color-acento);
  transition: var(--transition);
}

.input-group input::placeholder {
  color: var(--gris-texto);
}

.input-group input:focus {
  outline: none;
  border-color: var(
    --color-secundario
  ); /* 30% - Secundario para estados activos */
  box-shadow: 0 0 0 3px rgba(35, 116, 171, 0.1);
  background: var(--blanco);
}

.error-message {
  background: #fef2f2 !important;
  color: var(--error) !important;
  padding: var(--spacing-sm) var(--spacing-md) !important;
  border-radius: var(--radius) !important;
  font-size: 0.75rem !important;
  margin-bottom: var(--spacing-lg) !important;
  border: 1px solid #fecaca !important;
  opacity: 0 !important;
  transform: translateY(-10px) !important;
  transition: all 0.3s ease-in-out !important;
  font-weight: 500 !important;
  text-align: center !important;
  line-height: 1.4 !important;
}

.error-message.show {
  opacity: 1 !important;
  transform: translateY(0) !important;
}

.success-message {
  background: #f0fdf4 !important;
  color: var(--success) !important;
  padding: var(--spacing-sm) var(--spacing-md) !important;
  border-radius: var(--radius) !important;
  font-size: 0.75rem !important;
  margin-bottom: var(--spacing-lg) !important;
  border: 1px solid #bbf7d0 !important;
  opacity: 0 !important;
  transform: translateY(-10px) !important;
  transition: all 0.3s ease-in-out !important;
  font-weight: 500 !important;
  text-align: center !important;
  line-height: 1.4 !important;
}

.success-message.show {
  opacity: 1 !important;
  transform: translateY(0) !important;
}

.login-btn {
  width: 100%;
  padding: var(--spacing-md) var(--spacing-lg);
  background: var(
    --color-secundario
  ); /* 30% - Secundario para acciones principales */
  color: var(--blanco);
  border: none;
  border-radius: var(--radius);
  font-size: 0.875rem;
  font-weight: 600;
  font-family: inherit;
  cursor: pointer;
  transition: var(--transition);
  box-shadow: var(--shadow-sm);
}

.login-btn:hover {
  background: var(--color-acento); /* 10% - Acento en hover */
  box-shadow: var(--shadow);
  transform: translateY(-1px);
}

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

.login-btn:focus {
  outline: 2px solid var(--color-acento);
  outline-offset: 2px;
}

/* Mejorar la experiencia táctil */
.login-btn,
.input-group input {
  -webkit-tap-highlight-color: transparent;
}

.input-group input:focus {
  -webkit-appearance: none;
  -moz-appearance: none;
  appearance: none;
}

.login-footer {
  margin-top: var(--spacing-2xl);
  text-align: center;
}

.login-footer p {
  font-size: 0.75rem;
  color: var(--gris-texto);
  font-weight: 500;
}

/* ============================================================================
   RESPONSIVE DESIGN
   ============================================================================ */

/* Tablet y pantallas medianas (768px - 1024px) */
@media (max-width: 1024px) {
  .login-container {
    max-width: 900px;
    margin: var(--spacing-lg);
  }

  .login-card {
    padding: var(--spacing-xl);
  }

  .logo {
    height: 100px;
  }
}

/* Tablets en portrait y móviles grandes (481px - 768px) */
@media (max-width: 768px) {
  .login-container {
    max-width: 380px;
    margin: var(--spacing-md);
  }

  .login-card {
    padding: var(--spacing-xl) var(--spacing-lg);
  }

  .logo {
    height: 80px;
  }

  .login-title {
    font-size: 1.5rem;
  }
}

/* Móviles pequeños (320px - 480px) */
@media (max-width: 480px) {
  body {
    padding: var(--spacing-sm);
  }

  .login-wrapper {
    max-width: 100%;
  }

  .login-container {
    max-width: 100%;
    margin: 0;
  }

  .login-card {
    padding: var(--spacing-lg) var(--spacing-md);
  }

  .logo {
    height: 70px;
  }

  /* Motul: legible en móvil */
  .logo-motul {
    height: 34px;
    max-width: 100px;
  }

  .login-powered {
    margin-top: var(--spacing-sm);
    padding: var(--spacing-xs) 0;
  }

  .login-powered-text {
    font-size: 0.55rem;
  }

  .login-powered-logo {
    height: 14px;
    max-width: 55px;
  }

  .login-title {
    font-size: 1.25rem;
  }

  .login-subtitle {
    font-size: 0.75rem;
    margin-bottom: var(--spacing-lg);
  }

  .input-group input {
    font-size: 1rem; /* Evita zoom en iOS */
  }
}

/* Móviles muy pequeños (hasta 320px) */
@media (max-width: 320px) {
  .login-card {
    padding: var(--spacing-md) var(--spacing-sm);
  }

  .login-title {
    font-size: 1.125rem;
  }

  .logo {
    height: 60px;
  }
}

/* Orientación landscape en móviles */
@media (max-height: 600px) and (orientation: landscape) {
  .login-card {
    padding: var(--spacing-lg);
  }

  .logo {
    height: 55px;
  }

  .login-title {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-sm);
  }

  .login-subtitle {
    margin-bottom: var(--spacing-lg);
  }

  .input-group {
    margin-bottom: var(--spacing-sm);
  }
}

/* Accesibilidad - Prefiere movimiento reducido */
@media (prefers-reduced-motion: reduce) {
  * {
    transition: none !important;
    animation: none !important;
  }
}

/* Modo de alto contraste */
@media (prefers-contrast: high) {
  .input-group input {
    border-width: 3px;
  }

  .login-btn {
    border: 2px solid transparent;
  }

  .login-btn:focus {
    border-color: var(--blanco);
  }
}