/**
 * Login Page Styles - LogiTransportes
 * Estilos específicos para la página de inicio de sesión
 * 
 * @description Página standalone de login con diseño moderno
 */

/* ========================================
   LOGIN PAGE LAYOUT
   ======================================== */

.login-page {
    font-family: var(--font-family-base);
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-md);
    margin: 0;
}

.login-container {
    width: 100%;
    max-width: 420px;
}

/* ========================================
   LOGIN CARD
   ======================================== */

.login-card {
    background: var(--color-white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    overflow: hidden;
    animation: loginSlideUp 0.4s ease-out;
}

@keyframes loginSlideUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ========================================
   LOGIN HEADER
   ======================================== */

.login-header {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    color: var(--color-white);
    padding: var(--spacing-xl) var(--spacing-xl) 2.5rem;
    text-align: center;
    position: relative;
}

.login-header::after {
    content: '';
    position: absolute;
    bottom: -1px;
    left: 0;
    right: 0;
    height: 20px;
    background: var(--color-white);
    border-radius: var(--radius-lg) var(--radius-lg) 0 0;
}

.login-logo {
    width: 70px;
    height: 70px;
    background: rgba(255, 255, 255, 0.15);
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--spacing-md);
    backdrop-filter: blur(10px);
}

.login-logo i {
    font-size: 2rem;
}

.login-header h1 {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-semibold);
    margin: 0 0 var(--spacing-xs);
}

.login-header p {
    margin: 0;
    opacity: 0.9;
    font-size: var(--font-size-sm);
}

/* ========================================
   LOGIN BODY
   ======================================== */

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

.login-body .form-label {
    font-weight: var(--font-weight-medium);
    color: var(--color-dark);
    margin-bottom: var(--spacing-sm);
    font-size: var(--font-size-sm);
}

.login-body .form-label i {
    color: var(--color-primary);
    margin-right: var(--spacing-sm);
    width: 16px;
}

.login-body .form-control {
    padding: 0.75rem var(--spacing-md);
    border: 2px solid var(--color-border-light);
    border-radius: var(--radius-md);
    font-size: var(--font-size-base);
    transition: border-color var(--transition-normal), box-shadow var(--transition-normal);
}

.login-body .form-control:focus {
    border-color: var(--color-primary);
    box-shadow: 0 0 0 0.2rem rgba(var(--color-primary-rgb), 0.15);
    outline: none;
}

.login-body .form-control.is-invalid {
    border-color: var(--color-danger);
}

.login-body .form-control::placeholder {
    color: #adb5bd;
}



/* ========================================
   LOGIN BUTTON
   ======================================== */

.btn-login {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    border: none;
    padding: 0.875rem var(--spacing-lg);
    font-weight: var(--font-weight-semibold);
    font-size: var(--font-size-base);
    border-radius: var(--radius-md);
    color: var(--color-white);
    width: 100%;
    transition: transform var(--transition-normal), box-shadow var(--transition-normal);
    cursor: pointer;
}

.btn-login:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-primary);
}

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

.btn-login:disabled {
    opacity: 0.7;
    cursor: not-allowed;
    transform: none;
}

.btn-login i {
    margin-right: var(--spacing-sm);
}

/* ========================================
   ALERT ERROR
   ======================================== */

.alert-login-error {
    background-color: var(--color-danger-bg);
    border: 1px solid var(--color-danger-light);
    color: #c53030;
    padding: 0.875rem var(--spacing-md);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-lg);
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: var(--font-size-sm);
}

.alert-login-error i {
    font-size: 1.1rem;
    flex-shrink: 0;
}

/* ========================================
   LOGIN FOOTER
   ======================================== */

.login-footer {
    text-align: center;
    padding: var(--spacing-md) var(--spacing-xl) var(--spacing-lg);
    border-top: 1px solid var(--color-border-light);
}

.login-footer p {
    margin: 0;
    color: var(--color-muted);
    font-size: var(--font-size-xs);
}

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

@media (max-width: 480px) {
    .login-header {
        padding: var(--spacing-lg) var(--spacing-lg) var(--spacing-xl);
    }
    
    .login-body {
        padding: var(--spacing-md) var(--spacing-lg) var(--spacing-lg);
    }
    
    .login-logo {
        width: 60px;
        height: 60px;
    }
    
    .login-logo i {
        font-size: 1.75rem;
    }
}

/* ========================================
   ACCESSIBILITY
   ======================================== */

.login-body .form-control:focus-visible,
.btn-login:focus-visible,
.password-toggle:focus-visible {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
}

/* Reducir movimiento si el usuario lo prefiere */
@media (prefers-reduced-motion: reduce) {
    .login-card {
        animation: none;
    }
    
    .btn-login:hover {
        transform: none;
    }
}