/* 
=== ARCHIVO: login.css ===
*/

/* ===== RESET Y VARIABLES GLOBALES ===== */
:root {
    /* Paleta de colores oscura pero elegante */
    --color-dark: #121212;
    --color-dark-light: #1e1e1e;
    --color-dark-medium: #242424;
    --color-gray: #333333;
    --color-gray-light: #555555;
    --color-white: #ffffff;
    --color-off-white: #f2f2f2;
    --color-accent: #8a5ad2;  /* Toque "friki" pero elegante - púrpura */
    --color-accent-light: #9d75db;
    
    /* Tipografía */
    --font-sans: 'Outfit', 'Montserrat', sans-serif;
    --font-serif: 'Cormorant Garamond', 'Playfair Display', serif;
    --font-mono: 'Space Mono', monospace;
    
    /* Transiciones y animaciones */
    --transition-fast: 0.2s ease;
    --transition-medium: 0.35s ease;
    --transition-slow: 0.5s ease;
    
    /* Sombras */
    --shadow-small: 0 2px 4px rgba(0, 0, 0, 0.2);
    --shadow-medium: 0 4px 8px rgba(0, 0, 0, 0.25);
    --shadow-large: 0 8px 16px rgba(0, 0, 0, 0.3);
    
    /* Grid variables */
    --grid-size: 20px;
    --grid-color: rgba(138, 90, 210, 0.1);
    --grid-border: rgba(138, 90, 210, 0.3);
  }
  
  /* Reset básico */
  * {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
  }
  
  html, body {
    height: 100%;
    width: 100%;
    font-family: var(--font-sans);
    background-color: var(--color-dark);
    color: var(--color-off-white);
    overflow: hidden;
  }
  
  a {
    text-decoration: none;
    color: var(--color-accent);
    transition: color var(--transition-fast);
  }
  
  a:hover {
    color: var(--color-accent-light);
    text-decoration: underline;
  }
  
  /* ===== CONTENEDOR PRINCIPAL ===== */
  .login-container {
    display: flex;
    width: 100%;
    height: 100vh;
  }
  
  /* ===== LADO DE LA IMAGEN ===== */
  .image-side {
    flex: 0 0 60%; /* Ocupa el 70% del ancho - NO CAMBIARÁ DE TAMAÑO */
    height: 100vh;
    position: relative;
    background-image: url('../imgs/DIBUJOS-ILUSTRACIONES-OTROS/cielo01_26.jpg');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    clip-path: polygon(0 0, 100% 0, 85% 100%, 0 100%);
  }
  
  .image-side::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(138, 90, 210, 0.2) 0%, rgba(0, 0, 0, 0.5) 100%);
    z-index: 1;
  }
  
  /* ===== LADO DEL FORMULARIO ===== */
  .form-side {
    flex: 1; /* Tomará el resto del espacio disponible */
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    padding: 2rem;
    background-color: var(--color-dark);
  }
  
  .login-header {
    text-align: center;
    margin-bottom: 2rem;
  }
  
  .login-header h1 {
    font-family: var(--font-serif);
    font-size: 2.5rem;
    color: var(--color-accent);
    margin-bottom: 0.5rem;
  }
  
  .login-header p {
    font-size: 1rem;
    color: var(--color-gray-light);
  }
  
  /* Efecto de cuadrícula de libreta de matemáticas */
  .notebook-grid {
    position: relative;
    width: 100%;
    max-width: 400px;
    padding: 2rem;
    background-color: var(--color-dark-light);
    border-radius: 10px;
    box-shadow: var(--shadow-large);
    overflow: hidden;
  }
  
  .notebook-grid::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image:
      linear-gradient(var(--grid-border) 1px, transparent 1px),
      linear-gradient(90deg, var(--grid-border) 1px, transparent 1px),
      linear-gradient(var(--grid-color) 1px, transparent 1px),
      linear-gradient(90deg, var(--grid-color) 1px, transparent 1px);
    background-size:
      calc(var(--grid-size) * 5) calc(var(--grid-size) * 5),
      calc(var(--grid-size) * 5) calc(var(--grid-size) * 5),
      var(--grid-size) var(--grid-size),
      var(--grid-size) var(--grid-size);
    background-position: -1px -1px;
    z-index: 0;
  }
  
  .login-form {
    position: relative;
    z-index: 1;
  }
  
  .form-group {
    margin-bottom: 1.5rem;
    position: relative;
  }
  
  .form-group label {
    display: block;
    font-weight: 500;
    margin-bottom: 0.5rem;
    color: var(--color-accent-light);
  }
  
  .form-group input {
    width: 100%;
    padding: 0.75rem 1rem;
    background-color: rgba(0, 0, 0, 0.3);
    border: 1px solid var(--color-gray);
    border-radius: 5px;
    color: var(--color-white);
    font-family: var(--font-sans);
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
  }
  
  .form-group input:focus {
    outline: none;
    border-color: var(--color-accent);
    box-shadow: 0 0 0 2px rgba(138, 90, 210, 0.3);
  }
  
  .form-options {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
    font-size: 0.85rem;
  }
  
  .remember-me {
    display: flex;
    align-items: center;
  }
  
  .remember-me input[type="checkbox"] {
    margin-right: 0.5rem;
    accent-color: var(--color-accent);
  }
  
  .login-button {
    width: 100%;
    padding: 0.85rem;
    background-color: var(--color-accent);
    color: var(--color-white);
    border: none;
    border-radius: 5px;
    font-weight: 600;
    cursor: pointer;
    transition: background-color var(--transition-fast), transform var(--transition-fast);
    display: flex;
    justify-content: center;
    align-items: center;

  }
  
  .login-button i {
    margin-right: 0.5rem;
  }
  
  .login-button:hover {
    background-color: var(--color-accent-light);
    transform: translateY(-2px);
  }
  
  .login-button:active {
    transform: translateY(0);
  }
  
  .login-divider {
    position: relative;
    text-align: center;
    margin: 1.5rem 0;
  }
  
  .login-divider::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 0;
    width: 100%;
    height: 1px;
    background-color: var(--color-gray);
    z-index: 0;
  }
  
  .login-divider span {
    position: relative;
    padding: 0 1rem;
    background-color: var(--color-dark-light);
    z-index: 1;
    color: var(--color-gray-light);
  }
  
  .guest-access {
    display: block;
    width: 100%;
    padding: 0.85rem;
    background-color: transparent;
    color: var(--color-white);
    border: 1px solid var(--color-gray);
    border-radius: 5px;
    font-weight: 500;
    text-align: center;
    transition: background-color var(--transition-fast), border-color var(--transition-fast);
    margin-bottom: 1.5rem;
  }
  
  .guest-access i {
    margin-right: 0.5rem;
  }
  
  .guest-access:hover {
    background-color: rgba(138, 90, 210, 0.1);
    border-color: var(--color-accent);
    text-decoration: none;
  }
  
  .register-link {
    text-align: center;
    font-size: 0.9rem;
    color: var(--color-gray-light);
  }
  
  /* ===== MEDIA QUERIES ===== */
  @media (max-width: 991px) {
    .login-container {
      flex-direction: column;
    }
    
    .image-side {
      flex: 0 0 40vh;
      width: 100%;
      height: 40vh;
      clip-path: polygon(0 0, 100% 0, 100% 90%, 0% 100%);
    }
    
    .form-side {
      height: 60vh;
      padding: 1.5rem;
    }
  }
  
  @media (max-width: 768px) {
    .login-header h1 {
      font-size: 2rem;
    }
    
    .notebook-grid {
      padding: 1.5rem;
    }
    
    .form-options {
      flex-direction: column;
      align-items: flex-start;
    }
    
    .forgot-password {
      margin-top: 0.5rem;
    }
    
    .image-side {
      flex: 0 0 30vh;
      height: 30vh;
    }
    
    .form-side {
      height: 70vh;
    }
  }